CN108801773A - The online pilot system of special-shaped valve pressure and test method - Google Patents

The online pilot system of special-shaped valve pressure and test method Download PDF

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Publication number
CN108801773A
CN108801773A CN201810405675.2A CN201810405675A CN108801773A CN 108801773 A CN108801773 A CN 108801773A CN 201810405675 A CN201810405675 A CN 201810405675A CN 108801773 A CN108801773 A CN 108801773A
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China
Prior art keywords
valve
pressure
microcontroller
clamping
special
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CN201810405675.2A
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CN108801773B (en
Inventor
李祚
梁桂海
王亮
俞涛
曹海平
毛升好
白金亮
顾涛
杜立剑
王春彦
刘玉帮
吕文成
刘小齐
盛哲
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Technical Monitoring Center of PetroChina Changqing Oilfield Co
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Technical Monitoring Center of PetroChina Changqing Oilfield Co
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G01N3/04—Chucks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
    • G01N3/12—Pressure testing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014—Type of force applied
    • G01N2203/0016—Tensile or compressive
    • G01N2203/0019—Compressive
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003—Generation of the force
    • G01N2203/0042—Pneumatic or hydraulic means
    • G01N2203/0048—Hydraulic means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Abstract

The invention discloses a kind of online pilot system of abnormal shape valve pressure and test methods, the pilot system includes rack, clamping device, hydraulic pressure testing device, pressure testing device and monitoring device, and the hydraulic pressure testing device includes water supply mechanism, pressing mechanism and pressure relief mechanism；This approach includes the following steps：One, preparation before testing；Two, special-shaped valve definition and determining special-shaped valve are clamped region；Three, the clamping of special-shaped valve；Four, the test of valve intensity pressure；Five, the test of valve seal pressure；Six, special-shaped valve dismounting and labeling are tested.Reasonable design of the present invention, easy to use and using effect are good, can valve intensity pressure easy, that multiple special-shaped valves are rapidly completed and valve seal pressure test, it is safe, and test accurately.

Description

The online pilot system of special-shaped valve pressure and test method
Technical field
The invention belongs to special-shaped valves test technical fields, more particularly, to a kind of online pilot system of special-shaped valve pressure And test method.
Background technology
Special-shaped valve is the general designation of complex-shaped small path valve, and the inside nominal diameter of special-shaped valve is DN3~DN40, different The nominal pressure of type valve is 1.6MPa~42.0MPa.Special-shaped valve is to ensure that indispensable heavy in oil gas field production and construction Want component, it is ensured that special-shaped valve can be applied preferably during more severe oil gas field production and construction, to the pressure of special-shaped valve Power is detected, and obtains the pressure of all kinds of special-shaped valves, so that the application environment of special-shaped valve meets special-shaped valve oneself requirement, Improve oil-gas field surface engineering implementation management.In the pressure test sequence of special-shaped valve, if do not gripped to special-shaped valve, In test there is the security risk hurted sb.'s feelings that flies out in special-shaped valve；And abnormal shape valve handle is tight, if not gripping, opens or closes The special-shaped handy hand of valve screws, and very difficultly, labor intensity is huge, seriously affects testing efficiency.In addition, the intensity of special-shaped valve Pressure has close ties with leakproofness pressure with mechanism, size and the service condition of itself, in the pressure test of special-shaped valve When, it should ensure that the overall structure of special-shaped valve is completely not deformed.During special-shaped valve pressure test, due to special-shaped valve kind The problems such as class is various, shape and structure is complicated, latus rectum is smaller is examined there are larger difficulty, and there is an urgent need to a kind of quick, efficient, essences The accurate online pilot system of special-shaped valve pressure, to adapt to the needs that the special-shaped valve of current high-volume is quickly examined.
Invention content
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of special-shaped valve The online pilot system of pressure, simple structure and reasonable design and it is easy to use, using effect is good, can it is easy, be rapidly completed Multiple abnormal shape intensity pressure of valve and the experiment process of sealed pressure, it is safe, it is highly practical.
In order to solve the above technical problems, the technical solution adopted by the present invention is：It is a kind of abnormal shape valve pressure in thread test system System, it is characterised in that：The clamping device that is clamped including rack, to multiple tested special-shaped valves, to multiple tested special-shaped valves Door carries out the hydraulic pressure testing device of valve intensity pressure test and multiple tested special-shaped valves is sealed with the gas of pressure test Compression testing device, and to prison that the clamping device, the hydraulic pressure testing device and the pressure testing device are monitored Device is controlled, the clamping device, the hydraulic pressure testing device and the pressure testing device are installed in the rack, described It is provided with multigroup logical liquid quick coupling connect with tested special-shaped valve in rack and multigroup leads to what tested abnormal shape valve was connect Gas quick coupling；
The clamping device includes pneumatic gripping device and the clamping device that surges, and the pneumatic gripping device includes pneumatic clamps The Pneumatic clamping driving mechanism held mechanism and driven to the Pneumatic clamping mechanism, the clamping device that surges includes surging Clamping device and the clamp drive mechanism that surges that the clamping device that surges is driven, the quantity of the Pneumatic clamping mechanism To be multiple, the quantity of the clamping device that surges is multiple, the quantity of the Pneumatic clamping mechanism and the clamping device that surges The sum of it is identical as the tested special-shaped quantity of valve；
The hydraulic pressure testing device includes water supply mechanism, pressing mechanism and pressure relief mechanism, and the water supply mechanism includes supplying water Case, the dispersion pipe being connect with the main-supply, connect with dispersion pipe and is multiple tested the main-supply being connect with water feeding tank The low pressure branch feed pipe and high pressure branch feed pipe that special-shaped valve supplies water, the dispersion pipe and low pressure branch feed pipe Inlet is provided with barrier assembly, the quantity difference at least one of low pressure branch feed pipe and high pressure branch feed pipe It is a, low pressure branch pressurize component and low pressure branch water supply component, the high pressure branch are provided on low pressure branch feed pipe High pressure branch road pressurize component and high pressure branch road water supply component are provided on feed pipe, the pressure relief mechanism includes being arranged described low It presses the low pressure branch pressure release component of the outlet end of branch's feed pipe and the height in the outlet end of high pressure branch feed pipe is set Branch pressure release component is pressed, the outlet end of low pressure branch feed pipe is provided with the first hydraulic pressure detection unit, the high pressure branch The outlet end of feed pipe is provided with the second hydraulic pressure detection unit；
The ratio that the pressing mechanism includes gas supply assembly, the driving atmospheric pressure that the gas supply assembly exports is adjusted Pressure regulator valve and backhaul pressure regulator valve, the first air driven pump to pressurize to the hydraulic pressure in the main-supply and the second air driven pump and To the air driven pump control assembly that first air driven pump and the second air driven pump are controlled, the air driven pump control assembly includes setting Set the first solenoid valve at the air inlet of the first air driven pump, the second solenoid valve being arranged at the gas outlet of the first air driven pump, The third solenoid valve being arranged at the air inlet of the second air driven pump and the 4th electromagnetism being arranged at the gas outlet of the second air driven pump Valve；
The pressure testing device includes main tracheae and branch's tracheae of multiple and the main tracheae outlet connections, described It is provided with the first air pressure detecting unit on main tracheae, the second air pressure detecting unit is provided on each branch's tracheae, it is each It is provided with the 5th solenoid valve on branch's tracheae；
It includes the first logical liquid quick coupling, the second logical liquid quick coupling and spare logical liquid to lead to liquid quick coupling described in every group Quick coupling, quick coupling of ventilating described in every group include the first ventilation quick coupling, the second ventilation quick coupling and spare logical Gas quick coupling, the gas supply assembly are to be provided with logical liquid connector electromagnetism on the air supply pipe for lead to described in every group liquid quick coupling gas supply Valve, the gas supply assembly is to be provided with ventilating joint solenoid valve on the air supply pipe of ventilation quick coupling gas supply described in every group, described First logical liquid quick coupling is connect with the outlet end of the outlet end of low pressure branch feed pipe and high pressure branch feed pipe, The first ventilation quick coupling is connect with described point of bronchial outlet end；
The monitoring device includes microcontroller and the parameter set unit being connect respectively with microcontroller and communication mould Block, for the microcontroller by communication module and industrial personal computer into row data communication, the input of the microcontroller is terminated with timing Device, the third air pressure detecting unit that the output pressure of the gas supply assembly is detected, to the Pneumatic clamping mechanism and quilt The first clamping force detection unit that the first clamping force surveyed between special-shaped valve is detected and to it is described surge clamping device with The second clamping force detection unit that the second clamping force between tested abnormal shape valve is detected, and to the liquid level in water feeding tank The first liquid level detection unit being detected, the output of the microcontroller is terminated with alarm, opposite water feeding tank adds water to carry out The entering water electromagnetic valve of control, the 6th solenoid valve that the Pneumatic clamping driving mechanism is controlled and the clamping of surging is driven The quantity of the 7th solenoid valve that motivation structure is controlled, the 6th solenoid valve is identical as the quantity of the Pneumatic clamping mechanism, The quantity of 7th solenoid valve is identical with the quantity of the clamping device that surges, first solenoid valve, second solenoid valve, Three solenoid valves, the 4th solenoid valve, the 5th solenoid valve, the 6th solenoid valve, the 7th solenoid valve, the low pressure branch pressurize component, institute State high pressure branch road pressurize component, the low pressure branch pressure release component, the high pressure branch road pressure release component, the barrier assembly, institute It states logical liquid connector solenoid valve and the ventilating joint solenoid valve is controlled by microcontroller.
The above-mentioned online pilot system of special-shaped valve pressure, it is characterised in that：The Pneumatic clamping driving mechanism is clamping Cylinder, the gripper cylinder include the piston rod that cylinder body is stretched out in cylinder body and one end, and the Pneumatic clamping mechanism includes solid with cylinder body Surely the mobile grip block of the fixed clamp plate, one end and the close or separate fixed clamp plate of energy for being sleeved on piston rod that connect, The fixed clamp plate and mobile grip block are in relatively parallel laying, on the opposite face of the fixed clamp plate and mobile grip block It is both provided with the grip block that tested special-shaped valve is clamped；The clamping air supply pipe supplied to cylinder body is provided in the rack Road, the clamping supply air line include connecting the main air supply pipe of clamping of compressed gas source and multiple being connected to the main air supply pipe of the clamping Clamping branch air supply pipe between the cylinder body, described be clamped on main air supply pipe are provided with clamping filter, the first clamping number Aobvious table, the first clamping machine pressure gauge, clamping proportioning valve and entrapment valve, and the pressure being clamped in main air supply pipe is carried out First clamp pressure detection unit of detection, each 6th solenoid valve are located on each clamping branch air supply pipe, institute The first clamping digital display meter is stated to be located in the rack, it is described first clamping digital display meter and the first clamp pressure detection unit with it is micro- Controller connects；
The clamp drive mechanism that surges includes two symmetrically arranged hydraulic cylinders, and the clamping device that surges includes two groups The clamp assemblies being separately positioned on two hydraulic cylinders, described in every group be clamped bar assembly include multiple one end can shrink or Person stretches out the supporting rod of hydraulic cylinder, and multiple supporting rods are laid in multiple rows of multiple row；It is provided in the rack and hydraulic cylinder is supplied The hydraulic oil container of hydraulic oil, the main fuel feed pump of the clamping being connected with hydraulic tank and multiple it is connected to the main fuel feed pump of the clamping and institute The clamping branch fuel feed pump between hydraulic cylinder is stated, clamping branch's fuel feed pump is connect with two hydraulic cylinders, the 7th electromagnetism Valve is located on clamping branch fuel feed pump, be provided on the main fuel feed pump of the clamping hydraulic oil filter, hydraulic pressure oil cut-off valve, Hydraulic oil safety valve, oil pump, the second clamping machine pressure gauge and oil feed non-return valve, and to be clamped the pressure in main fuel feed pump into Second clamp pressure detection unit of row detection, is provided with hydraulic lock on clamping branch fuel feed pump, is arranged in the rack There is the second clamping digital display meter shown to the pressure being clamped in main fuel feed pump, the second liquid level is provided in the hydraulic oil container The entrance of detection unit, the hydraulic oil container is provided with into solenoid, described into solenoid, the second level sensing list Member, the second clamping digital display meter and the second clamp pressure detection unit connect with microcontroller；
Airtight filter regulator, main airtight digital display meter, airtight pressure gauge and airtight safety valve are provided on the main tracheae And vacuum tank, airtight filter and the airtight digital display meter of branch, the airtight filtering pressure regulation are provided on each branch's tracheae Device, airtight filter and the airtight digital display meter of branch connect with microcontroller.
The above-mentioned online pilot system of special-shaped valve pressure, it is characterised in that：The output end of the main-supply with it is described Separator tube is provided between dispersion pipe, the main-supply upper edge liquid flow direction is disposed with main stop valve, the first mistake Filter and the first safety valve；
The low pressure branch water supply component include be arranged on low pressure branch feed pipe and along liquid flow direction according to It is secondary to have the second filter, the second safety valve, first manual unloading valve and the first mechanical pressure gauge, the high pressure branch road water supply component Including being arranged on high pressure branch feed pipe and having successively along liquid flow direction third hydraulic pressure detection unit, the second machinery Pressure gauge, third safety valve, third filter, the second Manual relief valve and third mechanical pressure gauge are provided in the rack Low pressure digital display meter that the hydraulic pressure of the outlet end of low pressure branch feed pipe is shown, to high pressure branch feed pipe The high-pressure outlet digital display meter and the hydraulic pressure of the arrival end of high pressure branch feed pipe is carried out that the hydraulic pressure of outlet end is shown The high pressure entry digital display meter of display, the low pressure digital display meter, high-pressure outlet digital display meter and high pressure entry digital display meter with by micro-control Device processed carries out control and it connect with microcontroller；
The low pressure branch pressurize component is between the dispersion pipe and the second filter, the high pressure branch road pressurize group Part is between third safety valve and third filter.
The above-mentioned online pilot system of special-shaped valve pressure, it is characterised in that：The low pressure branch pressurize component includes low First for pressing branch pressurize Pneumatic valve and being arranged on the air supply pipe that the gas supply assembly is low pressure branch pressurize Pneumatic valve gas supply Pressurize solenoid valve, the low pressure branch pressurize Pneumatic valve are located on low pressure branch feed pipe, the low pressure branch pressurize gas Control valve is normally closed Pneumatic valve；The low pressure branch pressure release component includes connect with the outlet end of low pressure branch feed pipe One tapping pipe, the low pressure branch pressure release Pneumatic valve being arranged on first tapping pipe and setting are low pressure in the gas supply assembly The first pressure release electromagnetic valve on the air supply pipe of branch pressure release Pneumatic valve gas supply, outlet end and the water feeding tank of first tapping pipe connect Connect, the low pressure branch pressure release Pneumatic valve be normally opened Pneumatic valve, the first pressurize solenoid valve and the first pressure release electromagnetic valve by The microcontroller is controlled；
The high pressure branch road pressurize component include high pressure branch road pressurize Pneumatic valve and setting the gas supply assembly be high pressure The second pressurize solenoid valve on the air supply pipe of branch pressurize Pneumatic valve gas supply, the high pressure branch road pressurize Pneumatic valve are located at the height It presses on branch's feed pipe, the high pressure branch road pressurize Pneumatic valve is normally closed Pneumatic valve；The high pressure branch road pressure release component include with Second tapping pipe of the outlet end connection of high pressure branch feed pipe, the high pressure branch road being arranged on second tapping pipe are let out Pressure Pneumatic valve and the second pressure release electromagnetism being arranged on the air supply pipe that the gas supply assembly is high pressure branch road pressure release Pneumatic valve gas supply The outlet end of valve, second tapping pipe is connect with water feeding tank, and the high pressure branch road pressure release Pneumatic valve is normally opened Pneumatic valve；
The barrier assembly include be arranged on dispersion pipe positioned at multiple low pressure branch feed pipes inlet every From Pneumatic valve and be arranged the gas supply assembly be isolated Pneumatic valve gas supply air supply pipe on isolation control solenoid valve, it is described every It is normally closed Pneumatic valve from control solenoid valve, the second pressurize solenoid valve, the second pressure release electromagnetic valve and isolation control solenoid valve are equal Control connection is carried out by the microcontroller.
The above-mentioned online pilot system of special-shaped valve pressure, it is characterised in that：The main-supply includes being connected to water supply The first main-supply between case and the first air driven pump, the second main water supply being connected between the first air driven pump and the second air driven pump Manage and be connected to the third main-supply between the second air driven pump and the separator tube, the main stop valve and first filter position In on first main-supply, one end of first main-supply and the outlet of water feeding tank connect, the first main water supply The other end of pipe is provided with the first check valve, and the second check valve, the second main confession is arranged in one end of second main-supply The other end of water pipe is provided with third check valve, and one end of the third main-supply is provided with the 4th check valve, and described first Air driven pump is connected between the first check valve and the second check valve, and second air driven pump is connected to third check valve and the 4th list To between valve, the other end of the third main-supply and one end of separator tube connect, one end of the separator tube and dispersion pipe Connection；
The import of the water feeding tank is provided with water inlet pipe, and water inflow filter is provided on the water inlet pipe, described into water power Magnet valve is located on the water inlet pipe, and air filter is provided at the top of the water feeding tank, high liquid is provided in the water feeding tank Position alarming line and low liquid level warning line, the bottom of the water feeding tank are provided with blow-off pipe, blowdown valve are provided on the blow-off pipe, First liquid level detection unit is located in the water feeding tank.
The above-mentioned online pilot system of special-shaped valve pressure, it is characterised in that：The gas supply assembly include compressed gas interface, The main tracheae of the first pressurization being connect with compressed gas interface and the air source processing component being arranged on the main tracheae of first pressurization, institute The output for stating air source processing component is terminated with the main tracheae of the second pressurization and the main tracheae of third pressurization, the main tracheae of second pressurization Output is terminated with the first driving tracheae and the second driving tracheae, and the proportional dump valve is located at described first and drives on tracheae, institute It states the first driving tracheae to connect with the air inlet of the first air driven pump by the first forcing pipe, the first driving tracheae passes through second Forcing pipe is connect with the air inlet of the second air driven pump, the second driving tracheae going out by the first return duct and the first air driven pump Gas port connects, and the second driving tracheae is connect by the second return duct with the gas outlet of the second air driven pump, the backhaul pressure regulation Valve is located at described second and drives on tracheae, the third pressurize main tracheae be respectively the first solenoid valve, it is third solenoid valve, described low Press branch pressurize component, the low pressure branch pressure release component, the high pressure branch road pressurize component and the low pressure branch pressure release group Part supply, and be provided on the third branch tracheae gas supply check valve and pressure regulation for gas supply valve, first solenoid valve be located at institute It states on the first forcing pipe, the third solenoid valve is located on second forcing pipe, and the second solenoid valve is located at described first In return duct, the 4th solenoid valve is located in second return duct；
The air source processing component includes compression air filter, compressed gas check valve and vacuum tank.
Meanwhile a kind of invention additionally discloses method and steps simple, reasonable design and realizing abnormal shape convenient, that using effect is good The online test method of valve pressure, it is characterised in that：This approach includes the following steps：
Step 1: preparation before test：
The inspection of step 101, hydraulic pressure testing device and pressure testing device：Check the hydraulic pressure testing device and the gas Compression testing device pipeline determines that the hydraulic pressure testing device and the pressure testing device pipeline are normal, described in power-up initializing Hydraulic pressure testing device, the pressure testing device and the monitoring device determine that the hydraulic pressure testing device and the air pressure are surveyed It is normal that all parts are set in trial assembly；
Step 102, the connection of compressed gas source and the addition of test solution：By the compressed gas source of 0.7MPa and the gas supply group Part connects, and watering is connect with water feeding tank, is sent by industrial personal computer plus water is instructed to microcontroller, microcontroller control water inlet Solenoid valves add water until the level value of the first liquid level detection unit detection meets preset liquid level into water feeding tank Setting value；
Step 2: special-shaped valve definition and determining special-shaped valve are clamped region：
The definition of step 201, special-shaped valve mechanism：
Special-shaped valve includes straight-through type valve, different shaft type valve, angle type valve and three-way valve, the straight-through type valve Including through type a valves, through type b valves and through type c valves, the angle type valve includes angie type a valves, angie type b valves, The three-way valve includes three way type a valves, three way type b valves；
The through type a valves are arranged the first valve handle on first valve body by the first valve body and one and form, The center line of the import of first valve body and the outlet of first valve body overlaps, and there are two straight-through a for the first valve body tool Plane, and two straight-through a planes are opposite face, and the first handwheel is provided on the first valve handle；
The second valve handle that the through type b valves are arranged on second valve body by the second valve body, one and one The blowdown portion composition being arranged on second valve body, the center of the import of second valve body and the outlet of second valve body Line overlaps, and second valve body tool is provided with regular polygon there are one straight-through b planes on the second valve handle, and described second The second handwheel is provided on valve handle；
The through type c valves are arranged the third valve handle on the third valve body by third valve body and one and form, The center line of the import of the third valve body and the outlet of the third valve body overlaps, and the third valve body surface is arcwall face, It is provided with third handwheel on the third valve body；
The different shaft type valve is arranged the 4th valve handle on the 4th valve body by the 4th valve body and two and forms, institute It is in upper and lower parallel laying to state the import of the 4th valve body and the center line of the outlet of the 4th valve body, and the 4th valve body has two A different axial plane, and two different axial planes are opposite face, and the 4th handwheel is provided on the 4th valve body；
The angie type a valves are arranged the 5th valve handle on the 5th valve body by the 5th valve body and one and form, institute The perpendicular laying of center line of the import of the 5th valve body and the outlet of the 5th valve body is stated, there are two angles for the 5th valve body tool Formula plane, and two angie type planes are opposite face, and the 5th handwheel is provided on the 5th valve body；
The angie type b valves are arranged the 6th valve handle on the 6th valve body by the 6th valve body and two and form, institute The perpendicular laying of center line of the import of the 6th valve body and the outlet of the 6th valve body is stated, is provided on the 6th valve handle 6th handwheel and angie type curved portion；
The three way type a valves are arranged the 7th valve handle on the 7th valve body by the 7th valve body and one and form, The import of 7th valve body and the outlet of the 7th valve body are not on same plane, and there are two three way types for the 7th valve body tool A planes, and two three way type a planes are opposite face, and the 7th handwheel is provided on the 7th valve handle；
The three way type b valves are arranged the 8th valve handle on the 8th valve body by the 8th valve body and one and form, The import of 8th valve body and the outlet of the 8th valve body are not on same plane, and there are two three way types for the 8th valve body tool B planes, and two three way type b planes are adjacent surface, and the 8th handwheel and threeway curved portion are provided on the 8th valve handle；
Step 202, special-shaped valve are clamped the determination in region：
According to the definition of the special-shaped valve mechanism of step 201, tested special-shaped valve is judged：
When tested special-shaped valve belongs to through type a valves, using two straight-through a planes as clamped region；
When tested special-shaped valve belongs to through type b valves, using two opposite faces of regular polygon as clamped region；
When tested special-shaped valve belongs to through type c valves, using the arcwall face as clamped region；
When tested special-shaped valve belongs to different shaft type valve, using two different axial planes as clamped region；
When tested special-shaped valve belongs to angie type a valves, using two angie type planes as clamped region；
When tested special-shaped valve belongs to angie type b valves, using the arcwall face of the angie type curved portion as clamped region；
When tested special-shaped valve belongs to three way type a valves, using described two three way type a planes as clamped region；
When tested special-shaped valve belongs to three way type b valves, using the arcwall face of the threeway curved portion as clamped area Domain；
Step 3: the clamping of special-shaped valve：Multiple tested special-shaped valves are clamped in the Pneumatic clamping driving mechanism It surges on clamping device with described, the clamp method that multiple tested special-shaped valves are clamped on the Pneumatic clamping mechanism is homogeneous Together, multiple tested special-shaped valves are clamped in the clamp method all same surged on clamping device, wherein to any one quilt When the special-shaped valve of survey is clamped on the Pneumatic clamping mechanism, include the following steps：
Step A, pass through the pneumatic clamps clamp force setting value of the tested special-shaped valve of parameter set unit setting to industrial personal computer, industry control The pneumatic clamps clamp force setting value of tested special-shaped valve is simultaneously denoted as F by machineqs；
Step B, industrial personal computer is according to formulaObtain cylinder pressure setting value Pqs, and store to data storage；Wherein, R indicates that the cylinder diameter of cylinder body, r indicate the bar diameter of piston rod；
Step C, the one side for being clamped region described in tested special-shaped valve is in contact with fixed clamp plate, passes through work Control machine sends hydraulic clamping and instructs to microcontroller, and microcontroller controls the 6th solenoid valves, meanwhile, microcontroller control folder The pressure in main air supply pipe is clamped to cylinder pressure setting value P in the ratio valve regulation of holdingqs, by the way that main air supply pipe having to cylinder body is clamped Rod cavity air inlet, the piston rod in cylinder body are shunk, and piston rod, which is shunk, pulls mobile grip block in the horizontal direction towards fixed clamp plate It is mobile, so that mobile grip block is in contact with the other side for being clamped region described in tested special-shaped valve, is tested abnormal shape valve quilt Clamping；
Wherein, to any one tested special-shaped valve be clamped in it is described surge on clamping device when, include the following steps：
Step I sets cylinder pressure test value by parameter set unit to industrial personal computer, and tested special-shaped valve is placed Between two hydraulic cylinders, hydraulic clamping is sent by industrial personal computer and is instructed to microcontroller, microcontroller controls the 7th solenoid valve It is powered, while microcontroller control oil pump adjusts the hydraulic pressure being clamped in main fuel feed pump, and makes the hydraulic oil in the main fuel feed pump of clamping Pressure is equal to cylinder pressure test value, by be clamped main fuel feed pump and rodless cavity from clamping branch's fuel feed pump to hydraulic cylinder into Gas, the supporting rod elongation in hydraulic cylinder, the one side phase of N number of supporting rod and clamped region described in tested special-shaped valve Contact, the then quantity for obtaining the supporting rod contacted with the clamped region are N, and N is positive integer, and N is no more than supporting rod Sum；Wherein, the another side in the clamped region is in contact with N number of supporting rod；
Step II is instructed by industrial personal computer transmission hydraulic retract to microcontroller, and it is disconnected that microcontroller controls the 7th solenoid valve Electricity, while microcontroller control oil pump is stopped, and the quantity N of the supporting rod contacted with the clamped region is passed through into ginseng Number setting unit is input to industrial personal computer；
Step III sets the clamping force setting value of surging of tested special-shaped valve by parameter set unit to industrial personal computer, work The clamping force setting value of surging of tested special-shaped valve is denoted as F by control machineys；
Step IV, industrial personal computer are according to formulaObtain hydraulic pressure setting value Pys, and deposit It stores up to data storage；Wherein, D indicates the diameter of each supporting rod in hydraulic cylinder；
Step V between tested special-shaped valve is placed on two hydraulic cylinders, passes through industrial personal computer and sends hydraulic clamping instruction To microcontroller, microcontroller controls the 7th solenoid valves, meanwhile, microcontroller control oil pump, which is adjusted, to be clamped in main fuel feed pump Hydraulic pressure, and hydraulic fluid pressure in the main fuel feed pump of clamping is made to be equal to clamping force setting value of surging, by be clamped main fuel feed pump and Rodless cavity air inlet of branch's fuel feed pump to hydraulic cylinder is clamped, the supporting rod elongation in hydraulic cylinder is tested abnormal shape valve and is clamped, and Lock operation is carried out to hydraulic lock；
Step 4: the test of valve intensity pressure：
Step 401, logical liquid quick coupling and the connection for being tested special-shaped valve：
Step 4011 is sent by industrial personal computer and leads to liquid quick coupling gas supply instruction to microcontroller, and microcontroller control is more The group logical liquid connector solenoid valves, the gas supply assembly are to lead to liquid quick coupling gas supply described in every group；
Multigroup logical liquid quick coupling is connect with multiple tested special-shaped valves by step 4012 respectively；
Step 402 judges whether the valve intensity pressure test setting value of multiple tested special-shaped valves is not more than 40MPa, When the valve intensity pressure test setting value of multiple tested special-shaped valves is no more than 40MPa, step 403 is executed；When any When the valve intensity pressure test setting value of a tested special-shaped valve is more than 40MPa, step 404 is executed；
Step 403, when the valve intensity pressure test setting value of multiple tested special-shaped valves is no more than 40MPa, then Low pressure valve intensity pressure test will be carried out to tested special-shaped valve, to the low pressure valve intensity pressure of multiple tested special-shaped valves Test method all same, wherein as follows to the low pressure valve intensity method for testing pressure of any one tested special-shaped valve：
Step 4031, microcontroller control the barrier assembly and are in off-position, and the first low pressure is sent by industrial personal computer Pressure regulation is instructed to microcontroller, and microcontroller controls proportional dump valve and drives atmospheric pressure, later, micro-control with backhaul pressure regulation valve regulation Device processed controls the first solenoid valve and second solenoid valve is back and forth powered, and driving is provided for the first air driven pump by the gas supply assembly Gas makes the first pneumatic pump startup, quickly makes to be full of water in tested special-shaped valve；
Step 4032 is instructed by industrial personal computer the second low pressure pressure regulation of transmission to microcontroller, the first electricity of microcontroller control Magnet valve and second solenoid valve power off, and the first air driven pump is stopped, and microcontroller controls proportional dump valve and backhaul pressure regulator valve Driving atmospheric pressure is adjusted, later, microcontroller control third solenoid valve and the 4th solenoid valve are back and forth powered, and pass through the gas supply group Part provides driving gas for the second air driven pump, makes the second pneumatic pump startup；
Step 4033 is instructed by industrial personal computer transmission third low pressure pressure regulation to microcontroller, and microcontroller passes through ratio tune Pressure valve rises with backhaul pressure regulation valve regulation driving atmospheric pressure, makes the pressure of the outlet end of low pressure branch feed pipe and the height The pressure of the outlet end of branch's feed pipe is pressed to be equal to preset low pressure valve intensity pressure test setting value；
Step 4034 is instructed by industrial personal computer transmission low-pressure pressure retaining to microcontroller, and microcontroller controls the low pressure branch Pressurize component in road acts, and low pressure branch feed pipe is in packing state, meanwhile, microcontroller controls the high pressure branch road and protects It presses component action, high pressure branch feed pipe to be in packing state, is protected by the preset low pressure of timer until reaching When pressing the time, low pressure relief is sent by industrial personal computer and is instructed to microcontroller, microcontroller controls the low pressure branch pressure release group Part acts, and the water pressure release in tested abnormal shape valve enters water feeding tank, completes the pressure release of low pressure branch feed pipe, meanwhile, it is micro- Controller controls the high pressure branch road pressure release component action, and the water pressure release of tested abnormal shape valve enters water feeding tank, completes the height Press the pressure release of branch's feed pipe；
Step 4035, during low pressure branch feed pipe and high pressure branch feed pipe are in pressurize, One hydraulic pressure detection unit is measured in real time the pressure of the outlet end of low pressure branch feed pipe, and described in detecting The pressure of the outlet end of low pressure branch feed pipe is sent to microcontroller, and the second hydraulic pressure detection unit supplies water to the high pressure branch The pressure of the outlet end of pipe is measured in real time, and the pressure of the outlet end of the high pressure branch feed pipe detected is sent To microcontroller, microcontroller is by the pressure of outlet end of low pressure branch feed pipe and going out for high pressure branch feed pipe The pressure at mouth end is known as low pressure valve intensity Stress testing loss and is sent to industrial personal computer, and industrial personal computer transfers the drafting of Drawing of Curve module The low pressure valve intensity Stress testing loss obtains low pressure valve intensity Stress testing loss with the curve of low-pressure pressure retaining time change Change curve, industrial personal computer obtain the pressure drop of tested special-shaped valve according to the low pressure valve intensity Stress testing loss change curve；
Step 4036, industrial personal computer compare the pressure drop of tested special-shaped valve with preset low pressure pressure drop setting value Compared with when the pressure drop of tested special-shaped valve is less than preset low pressure pressure drop setting value, illustrate the valve of tested abnormal shape valve Intensity is qualified, and otherwise, tested abnormal shape valve is unqualified, and industrial personal computer gives microcontroller to send the unqualified instruction of valve intensity, micro-control Device processed controls alarm equipment alarm；
Step 404, when valve intensity pressure test setting value of any one tested special-shaped valve is more than 40MPa, then will High pressure valve intensity pressure test is carried out to tested special-shaped valve, then carrying out high pressure valve intensity pressure to tested special-shaped valve surveys Method for testing is as follows：
Step 4041, microcontroller control the barrier assembly and are powered, and the first high pressure pressure regulation instruction is sent by industrial personal computer To microcontroller, microcontroller controls proportional dump valve and drives atmospheric pressure with backhaul pressure regulation valve regulation, later, microcontroller control First solenoid valve and second solenoid valve are back and forth powered, and provide driving gas for the first air driven pump by the gas supply assembly, make first Pneumatic pump startup quickly makes to be full of water in tested special-shaped valve；
Step 4042 is instructed by industrial personal computer the second high pressure pressure regulation of transmission to microcontroller, the first electricity of microcontroller control Magnet valve and second solenoid valve power off, and the first air driven pump is stopped, and microcontroller controls proportional dump valve and backhaul pressure regulator valve Driving atmospheric pressure is adjusted, later, microcontroller control third solenoid valve and the 4th solenoid valve are back and forth powered, and pass through the gas supply group Part provides driving gas for the second air driven pump, makes the second pneumatic pump startup；
Step 4043 is instructed by industrial personal computer transmission third high pressure pressure regulation to microcontroller, and microcontroller passes through ratio tune Pressure valve rises with backhaul pressure regulation valve regulation driving atmospheric pressure, so that the pressure of the outlet end of high pressure branch feed pipe is equal to advance The high pressure valve intensity pressure test setting value of setting；
Step 4044 is instructed by industrial personal computer transmission high pressure pressurize to microcontroller, and microcontroller controls the high pressure branch Pressurize component in road acts, and high pressure branch feed pipe is in packing state, until reaching through the preset height of timer When pressing the dwell time, high pressure relief is sent by industrial personal computer and is instructed to microcontroller, microcontroller controls the high pressure branch road and lets out Component action, the water pressure release of tested abnormal shape valve is pressed to enter water feeding tank, complete the pressure release of high pressure branch feed pipe；
Step 4045, during high pressure branch feed pipe is in pressurize, the second hydraulic pressure detection unit is to described The pressure of the outlet end of high pressure branch feed pipe is measured in real time, and by the outlet of the high pressure branch feed pipe detected The pressure at end is sent to microcontroller, and the pressure of the outlet end of high pressure branch feed pipe is known as high pressure valve by microcontroller Intensity Stress testing loss is simultaneously sent to industrial personal computer, and industrial personal computer transfers Drawing of Curve module and draws the high pressure valve intensity pressure survey The curve that examination value changes with the high pressure dwell time obtains high pressure valve intensity Stress testing loss change curve, and industrial personal computer is according to institute High pressure valve intensity Stress testing loss change curve is stated, the pressure drop of tested special-shaped valve is obtained；
Step 4046, industrial personal computer compare the pressure drop of tested special-shaped valve with preset high pressure pressure drop setting value Compared with when the pressure drop of tested special-shaped valve is less than preset high pressure pressure drop setting value, illustrate the valve of tested abnormal shape valve Intensity is qualified, and industrial personal computer sends the instruction of valve intensity qualification to microcontroller, and it is bright that microcontroller controls indicator light；Otherwise, it is tested Special-shaped valve is unqualified, and industrial personal computer sends the unqualified instruction of valve intensity to microcontroller, and microcontroller controls alarm equipment alarm；
Step 405, the dismounting logical liquid quick coupling are sent by industrial personal computer later and lead to liquid quick coupling stopping gas supply Instruction to microcontroller, the multigroup logical liquid connector solenoid valve power-off of microcontroller control, the gas supply assembly stops being every group The logical liquid quick coupling gas supply；
Step 5: the test of valve seal pressure：
Step 501, ventilation quick coupling and the connection for being tested special-shaped valve, it is specific as follows：
Step 5011 sends ventilation quick coupling gas supply instruction by industrial personal computer to microcontroller, and microcontroller control is more The group ventilating joint solenoid valves, the gas supply assembly are ventilation quick coupling gas supply described in every group；
Multigroup ventilation quick coupling is connect with multiple tested special-shaped valves by step 5012 respectively；
Step 502 is instructed by industrial personal computer transmission sealing pressure regulation to microcontroller, and microcontroller controls airtight filtering pressure regulation Device acts, until the sealed pressure value that the airtight pressure gauge of airtight filter regulator outlet connection is shown meets sealed pressure setting Value；Wherein, during airtight filter regulator acts, the first air pressure detecting unit exports airtight filter regulator close Seal pressure value is measured in real time, and will detect that sealed pressure value is sent to microcontroller, the main airtight number of microcontroller control Aobvious table carries out real-time display to sealed pressure value；
Step 503 is instructed by industrial personal computer transmission sealing test to microcontroller, and microcontroller controls multiple 5th electromagnetism Valve is powered, and is respectively multiple tested special-shaped valve inflations by the main tracheae and each branch's tracheae, until reaching When the sealed pressure testing time preset by timer, multiple second air pressure detecting units are respectively to multiple branches The pressure of the outlet end of tracheae is measured in real time, and will detect that the pressure of multiple described point of bronchial outlet ends is sent to Microcontroller, microcontroller control respectively the airtight digital display meter of multiple branches to the pressure of multiple described point of bronchial outlet ends into Row real-time display；Wherein, it is in the open state to be tested special-shaped valve；
Step 504, microcontroller by the pressure of the multiple described point of bronchial outlet ends received respectively with set in advance Fixed sealed pressure setting value is compared, detected when the second air pressure detecting unit described in point bronchial outlet end pressure When power does not meet preset sealed pressure setting value, step 505 is executed；Otherwise, step 506 is executed；
Step 505, detected when the second air pressure detecting unit described in point bronchial outlet end pressure do not meet it is pre- When the sealed pressure setting value first set, illustrate that the leakproofness of the tested special-shaped valve is unqualified, industrial personal computer is sent out to microcontroller Send leakproofness unqualified instruction, microcontroller controls alarm equipment alarm；
Step 506, detected when the second air pressure detecting unit described in the pressure of point bronchial outlet end meet in advance When the sealed pressure setting value of setting, illustrate that the leakproofness of the tested special-shaped valve is qualified, industrial personal computer sends close to microcontroller The qualification instruction of envelope property, it is bright that microcontroller controls indicator light；
Step 507, the dismounting ventilation quick coupling send ventilation quick coupling by industrial personal computer and stop gas supply later Instruction to microcontroller, the multigroup ventilating joint solenoid valve power-off of microcontroller control, the gas supply assembly stops being every group The ventilation quick coupling gas supply；
Step 6: tested abnormal shape valve dismounting and labeling：Valve dismounting is sent by industrial personal computer to instruct to microcontroller, it is micro- Controller controls the 7th solenoid valve and powers off, the rod chamber air inlet to hydraulic cylinder, and the piston rod in hydraulic cylinder is shunk, and to hydraulic lock Unlocking operation is carried out, by the tested special-shaped valve dismounting surged on clamping device, meanwhile, microcontroller controls the 6th electromagnetism Valve powers off, by the way that rodless cavity air inlet of the main air supply pipe to cylinder body is clamped, the piston rod elongation in cylinder body, by the Pneumatic clamping machine Tested special-shaped valve dismounting on structure；
When the valve intensity of tested special-shaped valve is qualified and is tested the valve tightness qualification of special-shaped valve, industrial personal computer hair Send Quick Response Code print command to microcontroller, microcontroller controls Quick Response Code print module and prints Quick Response Code, and Quick Response Code is pasted It is put in storage on the tested special-shaped valve qualified with leakproofness mounted in valve intensity.
Above-mentioned method, it is characterised in that：Multigroup logical liquid quick coupling is tested with multiple respectively in step 4012 The method all same of special-shaped valve connection, wherein lead to liquid quick coupling described in any group and connect with tested special-shaped valve, process is such as Under：
When the entrance and exit of tested special-shaped valve is one, by the first logical liquid quick coupling and tested special-shaped valve Entrance connection, the second logical liquid quick coupling is connect with the outlet of tested abnormal shape valve；
It is when the entrance of tested special-shaped valve is one, and the outlet of tested abnormal shape valve is two, the first logical liquid is quick Connector is connect with the entrance of tested special-shaped valve, and the second logical liquid quick coupling is connect with the one outlet of tested special-shaped valve, The spare logical liquid quick coupling and another outlet of tested special-shaped valve are connected；
It is when the entrance of tested special-shaped valve is two, and the outlet of tested abnormal shape valve is one, the first logical liquid is quick Connector is connect with an entrance of tested special-shaped valve, by another of the spare logical liquid quick coupling and tested special-shaped valve Entrance connects, and the second logical liquid quick coupling is connect with the outlet of tested special-shaped valve.
Above-mentioned method, it is characterised in that：Multigroup ventilation quick coupling is tested with multiple respectively in step 5012 The method all same of special-shaped valve connection, wherein quick coupling of ventilating described in any group is connect with tested special-shaped valve, and process is such as Under：
When the entrance and exit of tested special-shaped valve is one, by the first ventilation quick coupling and tested special-shaped valve Entrance connection, the second ventilation quick coupling is connect with the outlet of tested abnormal shape valve；
It is when the entrance of tested special-shaped valve is one, and the outlet of tested abnormal shape valve is two, the first ventilation is quick Connector is connect with the entrance of tested special-shaped valve, and the second ventilation quick coupling is connect with the one outlet of tested special-shaped valve, The back up ventilation quick coupling and another outlet of tested special-shaped valve are connected；
It is when the entrance of tested special-shaped valve is two, and the outlet of tested abnormal shape valve is one, the first ventilation is quick Connector is connect with an entrance of tested special-shaped valve, by another of the back up ventilation quick coupling and tested special-shaped valve Entrance connects, and the second ventilation quick coupling is connect with the outlet of tested special-shaped valve.
Above-mentioned method, it is characterised in that：The value range of the sealed pressure setting value is 0.5MPa~0.8MPa.
Above-mentioned method, it is characterised in that：In step I neutralization procedure V microcontroller control the 7th solenoid valves it Before, operation hydraulic pressure oil cut-off valve is opened；When tested abnormal shape valve is clamped in step I and step V, when in the main fuel feed pump of clamping Hydraulic pressure super safe hydraulic pressure setting value when, hydraulic oil safety valve is opened；
Step I neutralization procedure V examines the hydraulic pressure that main fuel feed pump is clamped by the second clamping machine pressure gauge in real time It surveys, so that the clamping master that the hydraulic pressure for the main fuel feed pump of clamping that the second clamping machine pressure gauge is shown and the second clamping digital display meter are shown Hydraulic pressure in fuel feed pump is identical；
The pressure being clamped in main air supply pipe is measured in real time by the first clamping machine pressure gauge in step C, so that The main gas supply of clamping that the pressure in the main air supply pipe of clamping that first clamping machine pressure gauge is shown is shown with the first clamping digital display meter The hydraulic pressure of pressure in pipe is identical.
Compared with the prior art, the present invention has the following advantages：
1, used clamping device simple structure and reasonable design and clamping force stabilization, it is simple for production.
2, used clamping device includes multiple Pneumatic clamping mechanisms and multiple clamping devices that surge, and clamping is stablized, and The demand to the special-shaped valve clamping such as straight-through type valve, different shaft type valve, angle type valve and three-way valve can be met.
3, the driving gas that the first air driven pump of the first solenoid valve and second solenoid valve pair is arranged in used pressing mechanism returns Road is controlled, and is quickly emptied to the air in tested special-shaped valve with low pressure；Third solenoid valve and the 4th solenoid valve pair are set The driving air circuit of second air driven pump is controlled, and is pressurized to the output pressure of the second air driven pump, so that the second air driven pump Output pressure meet valve pressure test request, the control of the first air driven pump and the control of the second air driven pump are mutual indepedent, mutually It does not influence, adjust on demand and the testing time can be efficiently reduced.
4, the first solenoid valve and second solenoid valve are external pilot formula solenoid valve, the first electricity in used pressing mechanism Magnet valve and second solenoid valve are started with lower pressure, can be frequently powered, and hyperbaric environment is relatively adapted to, and damage is small and energy saving.
5, used monitoring device high degree of automation improves personnel safety, and can letter far from tested special-shaped valve Just multiple special-shaped intensity pressure of valve and the experiment process of sealed pressure, is rapidly completed, it is safe.
6, the used special-shaped online test method step of valve pressure is simple, reasonable design and realize it is convenient, use effect Fruit is good, and energy is easy, the test of special-shaped valve pressure is rapidly completed, and test process is safe and reliable.
7, used special-shaped valve definition and determining special-shaped valve are clamped in region, are defined and are realized by special-shaped valve Special-shaped valve is according to the classification of shape and structure similarity degree in examining for annual storage quality, and the special-shaped valve classified in this way accounts for The 90% of annual storage quality amount of inspection, can preferably adapt to different special-shaped valves, and covering scope is big, meet special-shaped valve Classificating requirement；By determining that special-shaped valve is clamped in region, to obtain special-shaped valve to be clamped region being two parallel Plane or arcwall face so that clamping device facilitates clamping, and facilitate in special-shaped valve test procedure to handwheel in special-shaped valve Operation.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Description of the drawings
Fig. 1 is the schematic block circuit diagram of the online pilot system of the special-shaped valve pressure of the present invention.
Fig. 2 is the structural schematic diagram of hydraulic pressure testing device of the present invention.
Fig. 3 is the structural schematic diagram of pressure testing device of the present invention.
Fig. 4 is the structural schematic diagram of pneumatic gripping device of the present invention.
Fig. 5 is the fluid path schematic diagram of the clamping device of the invention that surges.
Fig. 6 is the flow diagram of the online test method of the special-shaped valve pressure of the present invention.
Fig. 7 A-7H are the structural schematic diagram of the special-shaped valve of the present invention.
Reference sign:
The first valve bodies of 1-1-；1-2-the first valve handles；1-3-leads directly to a planes；
The second valve bodies of 2-1-；2-2-the second valve handles；2-3-leads directly to b planes；
2-4-blowdown portion；2-5-regular polygon；3-1-third valve body；
3-2-third valve handle；3-3-arcwall face；The 4th valve bodies of 4-1-；
The 4th valve handles of 4-2-；The different axial planes of 4-3-；The 5th valve bodies of 5-1-；
The 5th valve handles of 5-2-；5-3-angie type plane；The 6th valve bodies of 6-1-；
The 6th valve handles of 6-2-；6-3-curved portion；The 7th valve bodies of 7-1-；
The 7th valve handles of 7-2-；7-3-three way type a planes；The 8th valve bodies of 8-1-；
The 8th valve handles of 8-2-；8-3-threeway curved portion；8-4-three way type b planes；
20-digital display meter modules；21-data storages；22-communication modules；
23-industrial personal computers；24-Quick Response Code print modules；25-indicator lights；
26-timers；27-the first clamping force detection unit；
28-the second clamping force detection unit；30-compressed gas interfaces；
31-compression air filters；32-compressed gas check valves；33-vacuum tanks；
34-third air pressure detecting units；35-gas supply check valves；
36-pressure regulation for gas supply valves；37-proportional dump valves；38-third solenoid valves；
39-the first solenoid valve；40-backhaul pressure regulator valves；41-entering water electromagnetic valves；
42-water inflow filters；43-water inlet pipes；44-air filters；
45-water feeding tanks；46-the first liquid level detection unit；47-blowdown valves；
48-main stop valves；49-first filters；50-second solenoid valves；
51-the first air driven pump；52-the second air driven pump；53-the four solenoid valve；
54-the first safety valve；55-the first check valve；56-the second check valve；
57-third check valves；58-the four check valve；59-separator tubes；
60-third hydraulic pressure detection units；61-isolation control solenoid valves；
62-isolation Pneumatic valves；63-high pressure entry digital display meters；64-the second mechanical pressure gauge；
65-third safety valves；66-high pressure branch road pressurize Pneumatic valves；
67-third filters；68-the second pressurize solenoid valve；69-the second Manual relief valve；
70-third mechanical pressure gauges；71-the second pressure release electromagnetic valve；72-high pressure branch road pressure release Pneumatic valves；
73-the five filter；74-the second hydraulic pressure detection unit；
75-high-pressure outlet digital display meters；76-back-up safety valves；77-the first pressurize solenoid valve；
78-low pressure branch pressurize Pneumatic valves；79-the second filter；
80-the second safety valve；81-the first pressure release electromagnetic valve；
82-low pressure branch pressure release Pneumatic valves；83-the four filter；
84-first manual unloading valves；85-the first mechanical pressure gauge；86-low pressure digital display meters；
87-the first hydraulic pressure detection unit；88-alarms；
89-microcontrollers；91-dispersion pipes；92-protecting tubes；
93-the first logical liquid quick coupling；94-the second logical liquid quick coupling；97-parameter set units；
100-tested special-shaped valves；101-airtight pressure gauges；
102-the first air pressure detecting unit；103-airtight filter regulators；104-vacuum tanks；
105-airtight filters；106-the five solenoid valve；
107-the second air pressure detecting unit；The airtight digital display meter of 108-branches；
109-the first ventilation quick coupling；110-the second ventilation quick coupling；
111-main airtight digital display meters；112-airtight safety valves；200-cylinder bodies；
201-piston rods；202-mobile grip blocks；203-fixed clamp plates；
204-grip blocks；205-the six solenoid valve；206-clamping branch air supply pipes；
207-entrapment valves；208-clamping proportioning valves；209-main the air supply pipes of clamping；
210-the first clamping machine pressure gauge；211-the first clamping digital display meter；
212-the first clamp pressure detection unit；213-clamping filters；
214-clamping compressed gas interfaces；300-hydraulic cylinders；
301-supporting rods；302-hydraulic oil containers；303-main the fuel feed pumps of clamping；
304-clamping branch fuel feed pumps；305-the seven solenoid valve；
306-hydraulic oil filters；307-hydraulic pressure oil cut-off valves；308-oil pumps；
309-hydraulic oil safety valves；310-the second clamping machine pressure gauge；
311-the second clamping digital display meter；312-the second clamp pressure detection unit；
313-oil feed non-return valves；314-into solenoid；315-hydraulic locks；
316-the second liquid level detection unit.
Specific implementation mode
As shown in Figure 1-Figure 3, including rack, multiple tested special-shaped valves 100 are clamped clamping device, to multiple Tested abnormal shape valve 100 carries out the hydraulic pressure testing device of valve intensity pressure test and is carried out to multiple tested special-shaped valves 100 The pressure testing device of sealed pressure test, and the clamping device, the hydraulic pressure testing device and the air pressure are tested The monitoring device that device is monitored, the clamping device, the hydraulic pressure testing device and the pressure testing device are respectively mounted In the rack, be provided in the rack multigroup logical liquid quick coupling connect with tested special-shaped valve 100 and it is multigroup and The ventilation quick coupling that tested abnormal shape valve 100 connects；
The clamping device includes pneumatic gripping device and the clamping device that surges, and the pneumatic gripping device includes pneumatic clamps The Pneumatic clamping driving mechanism held mechanism and driven to the Pneumatic clamping mechanism, the clamping device that surges includes surging Clamping device and the clamp drive mechanism that surges that the clamping device that surges is driven, the quantity of the Pneumatic clamping mechanism To be multiple, the quantity of the clamping device that surges is multiple, the quantity of the Pneumatic clamping mechanism and the clamping device that surges The sum of it is identical as the quantity of tested special-shaped valve 100；
The hydraulic pressure testing device includes water supply mechanism, pressing mechanism and pressure relief mechanism, and the water supply mechanism includes supplying water Case 45, the dispersion pipe being connect with the main-supply 91, connect with dispersion pipe 91 and is the main-supply being connect with water feeding tank 45 The low pressure branch feed pipe and high pressure branch feed pipe that multiple tested special-shaped valves 100 supply water, the dispersion pipe 91 with it is described low The inlet of pressure branch feed pipe is provided with barrier assembly, the number of low pressure branch feed pipe and high pressure branch feed pipe Amount is at least one respectively, and low pressure branch pressurize component and low pressure branch water supply component are provided on low pressure branch feed pipe, High pressure branch road pressurize component and high pressure branch road water supply component are provided on high pressure branch feed pipe, the pressure relief mechanism includes It is arranged in the low pressure branch pressure release component of the outlet end of low pressure branch feed pipe and setting in high pressure branch feed pipe Outlet end high pressure branch road pressure release component, the outlet end of low pressure branch feed pipe is provided with the first hydraulic pressure detection unit 87, the outlet end of high pressure branch feed pipe is provided with the second hydraulic pressure detection unit 74；
The ratio that the pressing mechanism includes gas supply assembly, the driving atmospheric pressure that the gas supply assembly exports is adjusted Pressure regulator valve 37 and backhaul pressure regulator valve 40, the first air driven pump 51 to pressurize to the hydraulic pressure in the main-supply with second pneumatically Pump 52 and to the air driven pump control assembly that first air driven pump, 51 and second air driven pump 52 is controlled, the air driven pump control Component processed includes the first solenoid valve 39 being arranged at the air inlet of the first air driven pump 51, the outlet in the first air driven pump 51 is arranged Second solenoid valve 50, the third solenoid valve 38 that is arranged at the air inlet of the second air driven pump 52 and the setting at mouthful place second pneumatically The 4th solenoid valve 53 at the gas outlet of pump 52；
The pressure testing device includes main tracheae and branch's tracheae of multiple and the main tracheae outlet connections, described It is provided with the first air pressure detecting unit 102 on main tracheae, the second air pressure detecting unit is provided on each branch's tracheae 107, the 5th solenoid valve 106 is provided on each branch's tracheae；
Lead to liquid quick coupling described in every group and include the first logical liquid quick coupling 93, the second logical liquid quick coupling 94 and spare Logical liquid quick coupling, quick coupling of ventilating described in every group include the first ventilation ventilation quick coupling of quick coupling 109, second 110 and back up ventilation quick coupling, the gas supply assembly is to be provided on the air supply pipe for lead to described in every group liquid quick coupling gas supply Logical liquid connector solenoid valve, the gas supply assembly are to be provided with ventilating joint on the air supply pipe of ventilation quick coupling gas supply described in every group Solenoid valve, outlet end and high pressure branch feed pipe of the first logical liquid quick coupling 93 with low pressure branch feed pipe Outlet end connection, it is described first ventilation quick coupling 109 connect with described point of bronchial outlet end；
The monitoring device include microcontroller 89 and the parameter set unit being connect respectively with microcontroller 89 97 and Communication module 22, the microcontroller 89 is by communication module 22 and industrial personal computer 23 into row data communication, the microcontroller 89 Input be terminated with timer 26, the third air pressure detecting unit 34 being detected to the output pressure of the gas supply assembly, right The first clamping force detection unit that the first clamping force between the Pneumatic clamping mechanism and tested special-shaped valve 100 is detected 27 and the second clamping force that second clamping force surged between clamping device and tested special-shaped valve 100 is detected examine Unit 28 is surveyed, and to the first liquid level detection unit 46 that the liquid level in water feeding tank 45 is detected, the microcontroller 89 Output is terminated with alarm 88, the entering water electromagnetic valve 41 that opposite water feeding tank 45 plus water are controlled, is driven to the Pneumatic clamping The 6th solenoid valve 205 that mechanism is controlled and the 7th solenoid valve 305 that the clamp drive mechanism that surges is controlled, institute The quantity for stating the 6th solenoid valve 205 is identical as the quantity of the Pneumatic clamping mechanism, the quantity of the 7th solenoid valve 305 and institute The quantity for stating the clamping device that surges is identical, first solenoid valve 39, second solenoid valve 50, third solenoid valve 38, the 4th electromagnetism Valve 53, the 5th solenoid valve 106, the 6th solenoid valve 205, the 7th solenoid valve 305, the low pressure branch pressurize component, the high pressure Branch pressurize component, the low pressure branch pressure release component, the high pressure branch road pressure release component, the barrier assembly, the logical liquid Connector solenoid valve and the ventilating joint solenoid valve are controlled by microcontroller 89.
As shown in Figure 4 and Figure 5, in the present embodiment, the Pneumatic clamping driving mechanism is gripper cylinder, the gripper cylinder The piston rod 201 of cylinder body 200 is stretched out including cylinder body 200 and one end, the Pneumatic clamping mechanism includes being fixedly connected with cylinder body 200 Fixed clamp plate 203, be sleeved on piston rod 201 one end and can close to or far from fixed clamp plate 203 mobile clamping Plate 202, the fixed clamp plate 203 and mobile grip block 202 are in relatively parallel laying, the fixed clamp plate 203 and movement The grip block 204 that tested special-shaped valve is clamped is both provided on the opposite face of grip block 202；It is provided in the rack To the clamping supply air line that cylinder body 200 supplies, the clamping supply air line includes the main air supply pipe of clamping 209 for connecting compressed gas source And multiple clamping branch air supply pipes 206 being connected between the main air supply pipe 209 of the clamping and the cylinder body 200, the clamping It is provided with clamping filter 213, first on main air supply pipe 209, digital display meter 211, the first clamping machine pressure gauge 210, clamping is clamped Proportioning valve 208 and entrapment valve 207, and to the first clamp pressure that the pressure being clamped in main air supply pipe 209 is detected Detection unit 212, each 6th solenoid valve 205 are located on each clamping branch air supply pipe 206, first clamping Digital display meter 211 is located in the rack, it is described first clamping digital display meter 211 and the first clamp pressure detection unit 212 with it is micro- Controller 89 connects；
The clamp drive mechanism that surges includes two symmetrically arranged hydraulic cylinders 300, and the clamping device that surges includes Two groups of clamp assemblies being separately positioned on two hydraulic cylinders 300, it includes multiple one end that bar assembly is clamped described in every group The supporting rod 301 of hydraulic cylinder 300 can be shunk or stretch out, multiple supporting rods 301 are laid in multiple rows of multiple row；In the rack It is provided with to hydraulic cylinder 300 for the hydraulic oil container 302 of hydraulic oil, the main fuel feed pump 303 of clamping that is connect with hydraulic oil container 302 and more A clamping branch fuel feed pump 304 being connected between the main fuel feed pump 303 of the clamping and the hydraulic cylinder 300, the clamping point Branch fuel feed pump 304 is connect with two hydraulic cylinders 300, and the 7th solenoid valve 305 is located on clamping branch fuel feed pump 304, Described be clamped on main fuel feed pump 303 is provided with hydraulic oil filter 306, hydraulic pressure oil cut-off valve 307, hydraulic oil safety valve 309, oil The 308, second clamping machine pressure gauge 310 and oil feed non-return valve 313 are pumped, and the pressure being clamped in main fuel feed pump 303 is carried out Second clamp pressure detection unit 312 of detection is provided with hydraulic lock 315, the rack on clamping branch fuel feed pump 304 On be provided with the second clamping digital display meter 311 shown to the pressure being clamped in main fuel feed pump 303, the hydraulic oil container 302 Inside be provided with the second liquid level detection unit 316, the entrance of the hydraulic oil container 302 is provided with into solenoid 314, it is described into Solenoid 314, the second liquid level detection unit 316, second clamping digital display meter 311 and the second clamp pressure detection unit 312 are Connect with microcontroller 89；
It is gentle that airtight filter regulator 103, main airtight digital display meter 111, airtight pressure gauge 101 are provided on the main tracheae Close safety valve 112 and vacuum tank 104 are provided with airtight filter 105 and the airtight digital display meter of branch on each branch's tracheae 108, the airtight filter regulator 103, airtight filter 105 and the airtight digital display meter of branch 108 connect with microcontroller 89.
As shown in Fig. 2, in the present embodiment, buffering is provided between the output end of the main-supply and the dispersion pipe 91 Pipe 59, the main-supply upper edge liquid flow direction are disposed with main stop valve 48, first filter 49 and the first safety Valve 54；
The low pressure branch water supply component include be arranged on low pressure branch feed pipe and along liquid flow direction according to It is secondary to have the second filter 79, the second safety valve 80, first manual unloading valve 84 and the first mechanical pressure gauge 85, the high pressure branch road Water supply component includes being arranged on high pressure branch feed pipe and having third hydraulic pressure detection unit successively along liquid flow direction 60, the second mechanical pressure gauge 64, third safety valve 65, third filter 67, the second Manual relief valve 69 and third mechanical pressure Table 70 is provided with the low pressure digital display meter shown to the hydraulic pressure of the outlet end of low pressure branch feed pipe in the rack 86, the high-pressure outlet digital display meter 75 that the hydraulic pressure of the outlet end of high pressure branch feed pipe is shown and to the high pressure point The high pressure entry digital display meter 63 that the hydraulic pressure of the arrival end of branch feed pipe is shown, the low pressure digital display meter 86, high-pressure outlet number Aobvious table 75 and high pressure entry digital display meter 63 with control is carried out by microcontroller 89 and it connect with microcontroller 89；
The low pressure branch pressurize component between the dispersion pipe 91 and the second filter 79, protect by the high pressure branch road Press component between third safety valve 65 and third filter 67.
As shown in Fig. 2, in the present embodiment, the low pressure branch pressurize component includes low pressure branch pressurize Pneumatic valve 78 and sets The first pressurize solenoid valve 77 on the air supply pipe that the gas supply assembly is the gas supply of low pressure branch pressurize Pneumatic valve 78 is set, it is described low Branch pressurize Pneumatic valve 78 is pressed to be located on low pressure branch feed pipe, the low pressure branch pressurize Pneumatic valve 78 is normally closed gas control Valve；The low pressure branch pressure release component includes the first tapping pipe being connect with the outlet end of low pressure branch feed pipe, setting Low pressure branch pressure release Pneumatic valve 82 on first tapping pipe and setting are low pressure branch pressure release gas in the gas supply assembly The first pressure release electromagnetic valve 81 on the air supply pipe that valve 82 supplies is controlled, the outlet end of first tapping pipe is connect with water feeding tank 45, The low pressure branch pressure release Pneumatic valve 82 is normally opened Pneumatic valve, and the first pressurize solenoid valve 77 and the first pressure release electromagnetic valve 81 are It is controlled by the microcontroller 89；
The high pressure branch road pressurize component include high pressure branch road pressurize Pneumatic valve 66 and setting the gas supply assembly be height Press the second pressurize solenoid valve 68 on the air supply pipe of 66 gas supply of branch pressurize Pneumatic valve, the high pressure branch road pressurize Pneumatic valve 66 In on high pressure branch feed pipe, the high pressure branch road pressurize Pneumatic valve 66 is normally closed Pneumatic valve；The high pressure branch road pressure release Component includes the second tapping pipe being connect with the outlet end of high pressure branch feed pipe, is arranged on second tapping pipe High pressure branch road pressure release Pneumatic valve 72 and be arranged the gas supply assembly be high pressure branch road pressure release Pneumatic valve 72 supply air supply pipe on The second pressure release electromagnetic valve 71, the outlet end of second tapping pipe connect with water feeding tank 45, the high pressure branch road pressure release gas control Valve 72 is normally opened Pneumatic valve；
The barrier assembly includes being arranged on dispersion pipe 91 positioned at the inlet of multiple low pressure branch feed pipes Isolation Pneumatic valve 62 and the isolation being arranged on the air supply pipe that the gas supply assembly is the isolation gas supply of Pneumatic valve 62 control solenoid valve 61, isolation control solenoid valve 61 is normally closed Pneumatic valve, the second pressurize solenoid valve 68, the second pressure release electromagnetic valve 71 and every Control connection is carried out by the microcontroller 89 from control solenoid valve 61.
As shown in Fig. 2, in the present embodiment, the main-supply includes being connected between water feeding tank 45 and the first air driven pump 51 The first main-supply, the second main-supply for being connected between the first air driven pump 51 and the second air driven pump 52 and be connected to second Third main-supply between air driven pump 52 and the separator tube 59, the main stop valve 48 and first filter 49 are located at described On first main-supply, one end of first main-supply is connect with the outlet of water feeding tank 45, first main-supply The other end is provided with the first check valve 55, and the second check valve 56, the second main confession is arranged in one end of second main-supply The other end of water pipe is provided with third check valve 57, and one end of the third main-supply is provided with the 4th check valve 58, described First air driven pump 51 is connected between the first check valve 55 and the second check valve 56, and second air driven pump 52 is connected to third list To between valve 57 and the 4th check valve 58, the other end of the third main-supply is connect with one end of separator tube 59, described slow One end of washing pipe 59 is connect with dispersion pipe 91；
The import of the water feeding tank 45 is provided with water inlet pipe 43, and water inflow filter 42, institute are provided on the water inlet pipe 43 It states entering water electromagnetic valve 41 to be located on the water inlet pipe, the top of the water feeding tank 45 is provided with air filter 44, the water supply High liquid level warning line and low liquid level warning line are provided in case 45, the bottom of the water feeding tank 45 is provided with blow-off pipe, the row Blowdown valve 47 is provided on dirty pipe, first liquid level detection unit 46 is located in the water feeding tank 45.
As shown in Fig. 2, in the present embodiment, the gas supply assembly includes compressed gas interface 30, is connect with compressed gas interface 30 The first main tracheae of pressurization and the air source processing component that is arranged on the main tracheae of first pressurization, the air source processing component Output is terminated with the main tracheae of the second pressurization and the main tracheae of third pressurization, and the output of the main tracheae of second pressurization is terminated with the first drive Pipe and second of taking offence drives tracheae, the proportional dump valve 37 to be located at described first and drive on tracheae, the first driving tracheae It is connect with the air inlet of the first air driven pump 51 by the first forcing pipe, the first driving tracheae passes through the second forcing pipe and second The air inlet of air driven pump 52 connects, and the second driving tracheae is connected by the gas outlet of the first return duct and the first air driven pump 51 It connects, the second driving tracheae is connect by the second return duct with the gas outlet of the second air driven pump 52, the backhaul pressure regulator valve 40 On the second driving tracheae, the third pressurize main tracheae be respectively the first solenoid valve 39, it is third solenoid valve 38, described Low pressure branch pressurize component, the low pressure branch pressure release component, the high pressure branch road pressurize component and the low pressure branch pressure release Component supplies, and gas supply check valve 35 and pressure regulation for gas supply valve 36, first solenoid valve are provided on third branch tracheae 39 are located on first forcing pipe, and the third solenoid valve 38 is located on second forcing pipe, the second solenoid valve 50 In first return duct, the 4th solenoid valve 53 is located in second return duct；
The air source processing component includes compression air filter 31, compressed gas check valve 32 and vacuum tank 33.
In the present embodiment, the high pressure entry digital display meter 63, high-pressure outlet digital display meter 75, low pressure digital display meter 86, branch gas Close digital display meter 108, main airtight digital display meter 111, first are clamped digital display meter 211 and second and the composition digital display meter mould of digital display meter 311 are clamped Block 20.
A kind of online test method of abnormal shape valve pressure, includes the following steps as shown in Fig. 6, Fig. 7 A- Fig. 7 H：
Step 1: preparation before test：
The inspection of step 101, hydraulic pressure testing device and pressure testing device：Check the hydraulic pressure testing device and the gas Compression testing device pipeline determines that the hydraulic pressure testing device and the pressure testing device pipeline are normal, described in power-up initializing Hydraulic pressure testing device, the pressure testing device and the monitoring device determine that the hydraulic pressure testing device and the air pressure are surveyed It is normal that all parts are set in trial assembly；
Step 102, the connection of compressed gas source and the addition of test solution：By the compressed gas source of 0.7MPa and the gas supply group Part connects, and watering is connect with water feeding tank 45, is sent by industrial personal computer 23 plus water is instructed to microcontroller 89, microcontroller 89 It controls entering water electromagnetic valve 41 to be powered, adds water into water feeding tank 45 until the level value of the first liquid level detection unit 46 detection meets Preset level set value；
Step 2: special-shaped valve definition and determining special-shaped valve are clamped region：
The definition of step 201, special-shaped valve mechanism：
Special-shaped valve includes straight-through type valve, different shaft type valve, angle type valve and three-way valve, the straight-through type valve Including through type a valves, through type b valves and through type c valves, the angle type valve includes angie type a valves, angie type b valves, The three-way valve includes three way type a valves, three way type b valves；
The first valve handle on the first valve body 1-1 is arranged by the first valve body 1-1 and one for the through type a valves 1-2 is formed, and the center line of the import of the first valve body 1-1 and the outlet of the first valve body 1-1 overlaps, first valve body There are two straight-through a plane 1-3 for 1-1 tools, and two straight-through a planes 1-3 are opposite face, are set on the first valve handle 1-2 It is equipped with the first handwheel；
The second valve handle on the second valve body 2-1 is arranged by the second valve body 2-1, one for the through type b valves 2-2 and blowdown portion 2-4 composition being arranged on the second valve body 2-1, the import of the second valve body 2-1 and described the The center line of the outlet of two valve body 2-1 overlaps, and there are one straight-through b planes 2-3, the second valve hands for the second valve body 2-1 tools It is provided on handle 2-2 on regular polygon 2-5, the second valve handle 2-2 and is provided with the second handwheel；
The third valve handle on the third valve body 3-1 is arranged by third valve body 3-1 and one for the through type c valves 3-2 is formed, and the center line of the import of the third valve body 3-1 and the outlet of the third valve body 3-1 overlaps, the third valve body The surfaces 3-1 are to be provided with third handwheel on arcwall face 3-3, the third valve body 3-1；
The 4th valve handle on the 4th valve body 4-1 is arranged by the 4th valve body 4-1 and two for the different shaft type valve 4-2 is formed, and import and the center line of the outlet of the 4th valve body 4-1 of the 4th valve body 4-1 are in upper and lower parallel laying, institute Stating the 4th valve body 4-1 tools, there are two different axial plane 4-3, and two different axial plane 4-3 are opposite face, the 4th valve body 4- The 4th handwheel is provided on 1；
The 5th valve handle 5- on the 5th valve body 5-1 is arranged by the 5th valve body 5-1 and one for the angie type a valves 2 compositions, the perpendicular laying of center line of the import of the 5th valve body 5-1 and the outlet of the 5th valve body 5-1, the described 5th There are two angie type plane 5-3 for valve body 5-1 tools, and two angie type plane 5-3 are opposite face, are set on the 5th valve body 5-1 It is equipped with the 5th handwheel；
The 6th valve handle 6- on the 6th valve body 6-1 is arranged by the 6th valve body 6-1 and two for the angie type b valves 2 compositions, the perpendicular laying of center line of the import of the 6th valve body 6-1 and the outlet of the 6th valve body 6-1, the described 6th It is provided with the 6th handwheel and angie type curved portion 6-3 on valve handle 6-2；
The 7th valve handle on the 7th valve body 7-1 is arranged by the 7th valve body 7-1 and one for the three way type a valves 7-2 is formed, and the import of the 7th valve body 7-1 and the outlet of the 7th valve body 7-1 are not on same plane, the 7th valve body 7-1 tools are there are two three way type a plane 7-3, and two three way type plane 7-3 are opposite face, on the 7th valve handle 7-2 It is provided with the 7th handwheel；
The 8th valve handle on the 8th valve body 8-1 is arranged by the 8th valve body 8-1 and one for the three way type b valves 8-2 is formed, and the import of the 8th valve body 8-1 and the outlet of the 8th valve body 8-1 are not on same plane, the 8th valve body There are two three way type b plane 8-3 for 8-1 tools, and two three way type b planes 8-4 are adjacent surface, are set on the 8th valve handle 8-2 It is equipped with the 8th handwheel and threeway curved portion 8-3；
Step 202, special-shaped valve are clamped the determination in region：
According to the definition of the special-shaped valve mechanism of step 201, tested special-shaped valve 100 is judged：
When tested special-shaped valve 100 belongs to through type a valves, using two straight-through a planes 1-3 as clamped area Domain；
When tested special-shaped valve 100 belongs to through type b valves, using two opposite faces of regular polygon 2-5 as being pressed from both sides Hold region；
When tested special-shaped valve 100 belongs to through type c valves, using the arcwall face 3-3 as clamped region；
When tested special-shaped valve 100 belongs to different shaft type valve, using two different axial plane 4-3 as clamped area Domain；
When tested special-shaped valve 100 belongs to angie type a valves, using two angie type plane 5-3 as clamped region；
When tested special-shaped valve 100 belongs to angie type b valves, using the arcwall face of the angie type curved portion 6-3 as being pressed from both sides Hold region；
When tested special-shaped valve 100 belongs to three way type a valves, using described two three way type a planes 7-3 as clamped Region；
When tested special-shaped valve 100 belongs to three way type b valves, using the arcwall face of the threeway curved portion 8-3 as quilt Clamping zone；
Step 3: the clamping of special-shaped valve：Multiple tested special-shaped valves 100 are clamped in the Pneumatic clamping driving mechanism Upper to surge on clamping device with described, multiple tested special-shaped valves 100 are clamped in the clamping side on the Pneumatic clamping mechanism Method all same, multiple tested special-shaped valves 100 are clamped in the clamp method all same surged on clamping device, wherein When being clamped on the Pneumatic clamping mechanism to any one tested special-shaped valve 100, include the following steps：
Step A, the pneumatic clamps clamp force setting value of tested special-shaped valve 100 is set by parameter set unit 97 to industrial personal computer 23, the pneumatic clamps clamp force setting value of tested special-shaped valve 100 is simultaneously denoted as F by industrial personal computer 23qs；
Step B, industrial personal computer 23 is according to formulaObtain cylinder pressure setting value Pqs, and store to data storage 21；Wherein, R indicates that the cylinder diameter of cylinder body 200, r indicate the bar diameter of piston rod 201；
Step C, the one side that region is clamped described in tested special-shaped valve 100 is in contact with fixed clamp plate 203, Hydraulic clamping is sent by industrial personal computer 23 to instruct to microcontroller 89, microcontroller 89 controls the 6th solenoid valve 205 and is powered, together When, the pressure in main air supply pipe 209 is clamped to cylinder pressure setting value P in the control clamping adjusting of proportioning valve 208 of microcontroller 89qs, By the way that rod chamber air inlet of the main air supply pipe 209 to cylinder body 200 is clamped, the piston rod 201 in cylinder body 200 is shunk, and piston rod 201 is received Contracting pulls mobile grip block 202 to be moved in the horizontal direction towards fixed clamp plate 203, makes mobile grip block 202 and tested abnormal shape The other side that region is clamped described in valve 100 is in contact, and it is clamped to be tested abnormal shape valve 100；
Wherein, to any one tested special-shaped valve 100 be clamped in it is described surge on clamping device when, including following step Suddenly：
Step I sets cylinder pressure test value by parameter set unit 97 to industrial personal computer 23, by tested special-shaped valve 100 are placed between two hydraulic cylinders 300, and sending hydraulic clamping by industrial personal computer 23 instructs to microcontroller 89, microcontroller 89 the 7th solenoid valves 305 of control are powered, while 89 control oil pump 308 of microcontroller adjusts the hydraulic pressure being clamped in main fuel feed pump 303, And the hydraulic fluid pressure in the main fuel feed pump of clamping 303 is made to be equal to cylinder pressure test value, pass through and main fuel feed pump 303 and folder is clamped Rodless cavity air inlet of the branch's fuel feed pump 304 to hydraulic cylinder 300 is held, the supporting rod 301 in hydraulic cylinder 300 extends, N number of clamping Bar 301 is in contact with the one side for being clamped region described in tested special-shaped valve 100, then obtains connecing with the clamped region The quantity of tactile supporting rod 301 is N, and N is positive integer, and N is not more than the sum of supporting rod 301；Wherein, the clamped region Another side be in contact with N number of supporting rod 301；
Step II is instructed by the transmission of industrial personal computer 23 hydraulic retract to microcontroller 89, the 7th electricity of the control of microcontroller 89 Magnet valve 305 powers off, while the clamping that 89 control oil pump 308 of microcontroller is stopped, and will be contacted with the clamped region The quantity N of bar 301 is input to industrial personal computer 23 by parameter set unit 97；
Step III sets the clamping force setting value of surging of tested special-shaped valve 100 by parameter set unit 97 to industry control The clamping force setting value of surging of tested special-shaped valve 100 is denoted as F by machine 23, industrial personal computer 23ys；
Step IV, industrial personal computer 23 are according to formulaObtain hydraulic pressure setting value Pys, and It stores to data storage 21；Wherein, D indicates the diameter of each supporting rod 301 in hydraulic cylinder 300；
Step V between tested special-shaped valve 100 is placed on two hydraulic cylinders 300, passes through industrial personal computer 23 and sends hydraulic pressure Clamping instruction to microcontroller 89, microcontroller 89 controls the 7th solenoid valve 305 and is powered, meanwhile, 89 control oil pump of microcontroller 308 adjust the hydraulic pressure being clamped in main fuel feed pump 303, and the hydraulic fluid pressure in the main fuel feed pump of clamping 303 is made to be equal to clamping of surging Power setting value, by the way that the rodless cavity air inlet of main fuel feed pump 303 and clamping branch fuel feed pump 304 to hydraulic cylinder 300, hydraulic cylinder is clamped Supporting rod 301 in 300 extends, and is tested abnormal shape valve 100 and is clamped, and carries out lock operation to hydraulic lock 315；
Step 4: the test of valve intensity pressure：
Step 401, logical liquid quick coupling and the connection for being tested special-shaped valve：
Step 4011 is sent by industrial personal computer 23 and leads to liquid quick coupling gas supply instruction to microcontroller 89, microcontroller 89 Multigroup logical liquid connector solenoid valves are controlled, the gas supply assembly is to lead to liquid quick coupling gas supply described in every group；
Multigroup logical liquid quick coupling is connect with multiple tested special-shaped valves 100 by step 4012 respectively；
Step 402 judges whether the valve intensity pressure test setting value of multiple tested special-shaped valves 100 is not more than 40MPa executes step when the valve intensity pressure test setting value of multiple tested special-shaped valves 100 is no more than 40MPa 403；When the valve intensity pressure test setting value of any one tested special-shaped valve 100 is more than 40MPa, step 404 is executed；
Step 403, when the valve intensity pressure test setting value of multiple tested special-shaped valves 100 is no more than 40MPa, To then low pressure valve intensity pressure test be carried out to tested special-shaped valve 100, to the low pressure valve of multiple tested special-shaped valves 100 Intensity method for testing pressure all same, wherein to the low pressure valve intensity method for testing pressure of any one tested special-shaped valve 100 It is as follows：
Step 4031, the control isolation control solenoid valve 61 of microcontroller 89 are in off-position, and isolation Pneumatic valve 62 is in Normally off sends the first low pressure pressure regulation by industrial personal computer 23 and instructs to microcontroller 89, and microcontroller 89 controls ratio pressure regulation Valve 37 adjusts driving atmospheric pressure with backhaul pressure regulator valve 40, and later, microcontroller 89 controls the first solenoid valve 39 and second solenoid valve 50 reciprocal energizations are that the first air driven pump 51 provides driving gas by the gas supply assembly, so that the first air driven pump 51 is started, quickly make It is full of water in tested abnormal shape valve 100；
Step 4032 is instructed by the second low pressure pressure regulation of transmission of industrial personal computer 23 to microcontroller 89, and microcontroller 89 controls First solenoid valve 39 and second solenoid valve 50 power off, and the first air driven pump 51 is stopped, and microcontroller 89 controls ratio pressure regulation Valve 37 adjusts driving atmospheric pressure with backhaul pressure regulator valve 40, and later, microcontroller 89 controls third solenoid valve 38 and the 4th solenoid valve 53 reciprocal energizations are that the second air driven pump 52 provides driving gas by the gas supply assembly, the second air driven pump 52 are made to start；
Step 4033 is instructed by the transmission third low pressure pressure regulation of industrial personal computer 23 to microcontroller 89, and microcontroller 89 passes through Proportional dump valve 37 adjusts driving atmospheric pressure with backhaul pressure regulator valve 40 and rises, and makes the pressure of the outlet end of low pressure branch feed pipe The pressure of the outlet end of power and high pressure branch feed pipe is equal to preset low pressure valve intensity pressure test setting value；
Step 4034 is instructed by the transmission low-pressure pressure retaining of industrial personal computer 23 to microcontroller 89, the control of microcontroller 89 first Pressurize solenoid valve 77 is powered, and the gas supply assembly supplies for low pressure branch pressurize Pneumatic valve 78, low pressure branch pressurize Pneumatic valve 78 It being off, low pressure branch feed pipe is in packing state, meanwhile, microcontroller 89 controls the second pressurize solenoid valve 68 are powered, and the gas supply assembly supplies for high pressure branch road pressurize Pneumatic valve 66, and high pressure branch road pressurize Pneumatic valve 66, which is in, disconnects shape State, high pressure branch feed pipe are in packing state, until reaching through the 6 preset low-pressure pressure retaining time of timer 2 When, low pressure relief is sent by industrial personal computer 23 and is instructed to microcontroller 89, it is logical that microcontroller 89 controls the first pressure release electromagnetic valve 81 Electricity, the gas supply assembly supply for low pressure branch pressure release Pneumatic valve 82, and low pressure branch pressure release Pneumatic valve 82 is in closed state, quilt The water surveyed in special-shaped valve 100 enters water feeding tank 45 by first tapping pipe, completes letting out for low pressure branch feed pipe Pressure, meanwhile, microcontroller 89 controls the second pressure release electromagnetic valve 71 and is powered, and the gas supply assembly is high pressure branch road pressure release Pneumatic valve 72 Gas supply, high pressure branch road pressure release Pneumatic valve 72 be in closed state, be tested the water of special-shaped valve 100 by second tapping pipe into Enter water feeding tank 45, completes the pressure release of high pressure branch feed pipe；
Step 4035, during low pressure branch feed pipe and high pressure branch feed pipe are in pressurize, One hydraulic pressure detection unit 87 is measured in real time the pressure of the outlet end of low pressure branch feed pipe, and the institute that will be detected The pressure for stating the outlet end of low pressure branch feed pipe is sent to microcontroller 89, and the second hydraulic pressure detection unit 74 is to the high pressure point The pressure of the outlet end of branch feed pipe is measured in real time, and by the pressure of the outlet end of the high pressure branch feed pipe detected Power is sent to microcontroller 89, and microcontroller 89 is by the pressure of the outlet end of low pressure branch feed pipe and the high pressure branch The pressure of the outlet end of feed pipe is known as low pressure valve intensity Stress testing loss and is sent to industrial personal computer 23, and industrial personal computer 23 transfers song Line drafting module draws curve of the low pressure valve intensity Stress testing loss with low-pressure pressure retaining time change, obtains low pressure valve Intensity Stress testing loss change curve, industrial personal computer 23 according to the low pressure valve intensity Stress testing loss change curve, obtain by Survey the pressure drop of special-shaped valve 100；
Step 4036, industrial personal computer 23 by the pressure drop of tested special-shaped valve 100 and preset low pressure pressure drop setting value into Row compares, and when the pressure drop of tested special-shaped valve 100 is less than preset low pressure pressure drop setting value, illustrates tested special-shaped valve 100 valve intensity is qualified, and otherwise, tested abnormal shape valve 100 is unqualified, and industrial personal computer 23 sends valve intensity to microcontroller 89 Unqualified instruction, microcontroller 89 control alarm 88 and alarm；
Step 404, when valve intensity pressure test setting value of any one tested special-shaped valve 100 is more than 40MPa, then High pressure valve intensity pressure test will be carried out to tested special-shaped valve 100, then it is strong to carry out high pressure valve to tested special-shaped valve 100 It is as follows to spend method for testing pressure：
Step 4041, the control isolation control solenoid valve 61 of microcontroller 89 are powered, and the gas supply assembly is isolation Pneumatic valve 62 gas supply, isolation Pneumatic valve 62 are off, and sending the first high pressure pressure regulation by industrial personal computer 23 instructs to microcontroller 89, Microcontroller 89 controls proportional dump valve 37 and backhaul pressure regulator valve 40 and adjusts driving atmospheric pressure, later, the control of microcontroller 89 the One solenoid valve 39 and second solenoid valve 50 are back and forth powered, and are that the first air driven pump 51 provides driving gas by the gas supply assembly, make First air driven pump 51 starts, and quickly makes to be full of water in tested special-shaped valve 100；
Step 4042 is instructed by the second high pressure pressure regulation of transmission of industrial personal computer 23 to microcontroller 89, and microcontroller 89 controls First solenoid valve 39 and second solenoid valve 50 power off, and the first air driven pump 51 is stopped, and microcontroller 89 controls ratio pressure regulation Valve 37 adjusts driving atmospheric pressure with backhaul pressure regulator valve 40, and later, microcontroller 89 controls third solenoid valve 38 and the 4th solenoid valve 53 reciprocal energizations are that the second air driven pump 52 provides driving gas by the gas supply assembly, the second air driven pump 52 are made to start；
Step 4043 is instructed by the transmission third high pressure pressure regulation of industrial personal computer 23 to microcontroller 89, and microcontroller 89 passes through Proportional dump valve 37 adjusts driving atmospheric pressure with backhaul pressure regulator valve 40 and rises, and makes the pressure of the outlet end of high pressure branch feed pipe Power is equal to preset high pressure valve intensity pressure test setting value；
Step 4044 is instructed by the transmission high pressure pressurize of industrial personal computer 23 to microcontroller 89, the control of microcontroller 89 second Pressurize solenoid valve 68 is powered, and the gas supply assembly supplies for high pressure branch road pressurize Pneumatic valve 66, high pressure branch road pressurize Pneumatic valve 66 It is off, high pressure branch feed pipe is in packing state, until reaching through 6 preset height of timer 2 When pressing the dwell time, high pressure relief is sent by industrial personal computer 23 and is instructed to microcontroller 89, microcontroller 89 controls the second pressure release Solenoid valve 71 is powered, and the gas supply assembly supplies for high pressure branch road pressure release Pneumatic valve 72, and high pressure branch road pressure release Pneumatic valve 72 is in The water of closed state, tested abnormal shape valve 100 enters water feeding tank 45 by second tapping pipe, completes the high pressure branch and supplies The pressure release of water pipe；
Step 4045, during high pressure branch feed pipe is in pressurize, the second hydraulic pressure detection unit 74 is to institute The pressure for stating the outlet end of high pressure branch feed pipe is measured in real time, and going out the high pressure branch feed pipe detected The pressure at mouth end is sent to microcontroller 89, and the pressure of the outlet end of high pressure branch feed pipe is known as height by microcontroller 89 Pressure valve intensity Stress testing loss is simultaneously sent to industrial personal computer 23, and industrial personal computer 23 transfers Drawing of Curve module and draws the high pressure valve The curve that intensity Stress testing loss changes with the high pressure dwell time obtains high pressure valve intensity Stress testing loss change curve, work Control machine 23 obtains the pressure drop of tested special-shaped valve 100 according to the high pressure valve intensity Stress testing loss change curve；
Step 4046, industrial personal computer 23 by the pressure drop of tested special-shaped valve 100 and preset high pressure pressure drop setting value into Row compares, and when the pressure drop of tested special-shaped valve 100 is less than preset high pressure pressure drop setting value, illustrates tested special-shaped valve 100 valve intensity is qualified, and industrial personal computer 23 sends the instruction of valve intensity qualification, the control instruction of microcontroller 89 to microcontroller 89 Lamp 25 is bright；Otherwise, it is unqualified to be tested special-shaped valve 100, industrial personal computer 23 gives the transmission unqualified instruction of valve intensity of microcontroller 89, Microcontroller 89 controls alarm 88 and alarms；
Step 405, the dismounting logical liquid quick coupling are sent by industrial personal computer 23 later and lead to liquid quick coupling stopping confession Gas is instructed to microcontroller 89, and microcontroller 89 controls multigroup logical liquid connector solenoid valve power-off, and the gas supply assembly stops To lead to liquid quick coupling gas supply described in every group；
Step 5: the test of valve seal pressure：
Step 501, ventilation quick coupling and the connection for being tested special-shaped valve, it is specific as follows：
Step 5011 sends ventilation quick coupling gas supply instruction by industrial personal computer 23 to microcontroller 89, microcontroller 89 Multigroup ventilating joint solenoid valves are controlled, the gas supply assembly is ventilation quick coupling gas supply described in every group；
Multigroup ventilation quick coupling is connect with multiple tested special-shaped valves 100 by step 5012 respectively；
Step 502 is instructed by the transmission sealing pressure regulation of industrial personal computer 23 to microcontroller 89, and microcontroller 89 controls airtight mistake It filters pressure regulator 103 to act, until the sealed pressure value that the airtight pressure gauge 101 of the outlet of airtight filter regulator 103 connection is shown Meet sealed pressure setting value；Wherein, during airtight filter regulator 103 acts, the first air pressure detecting unit 102 is right The sealed pressure value that airtight filter regulator 103 exports is measured in real time, and will detect that sealed pressure value is sent to micro-control Device 89 processed, the main airtight digital display meter 111 of the control of microcontroller 89 carry out real-time display to sealed pressure value；
Step 503 sends sealing test by industrial personal computer 23 and instructs to microcontroller 89, and microcontroller 89 controls multiple the Five solenoid valves 106 are powered, and are respectively that multiple tested special-shaped valves 100 fill by the main tracheae and each branch's tracheae Gas, until when reaching through the 6 preset sealed pressure testing time of timer 2, multiple second air pressure detecting units 107 divide The other pressure to multiple described point of bronchial outlet ends is measured in real time, and will detect multiple described points it is bronchial go out The pressure at mouth end is sent to microcontroller 89, and microcontroller 89 controls the airtight digital display meter 108 of multiple branches to multiple described respectively The pressure of bronchial outlet end is divided to carry out real-time display；Wherein, it is in the open state to be tested special-shaped valve 100；
Step 504, microcontroller 89 by the pressure of the multiple described point of bronchial outlet ends received respectively in advance The sealed pressure setting value of setting is compared, detected when the second air pressure detecting unit 107 described in point bronchial outlet When the pressure at end does not meet preset sealed pressure setting value, step 505 is executed；Otherwise, step 506 is executed；
Step 505, detected when the second air pressure detecting unit 107 described in the pressure of point bronchial outlet end do not meet When preset sealed pressure setting value, illustrate that the leakproofness of the tested special-shaped valve 100 is unqualified, industrial personal computer 23 gives micro-control Device 89 processed sends the unqualified instruction of leakproofness, and microcontroller 89 controls alarm 88 and alarms；
Step 506, detected when the second air pressure detecting unit 107 described in point bronchial outlet end pressure meet it is pre- When the sealed pressure setting value first set, illustrate that the leakproofness of the tested special-shaped valve 100 is qualified, industrial personal computer 23 gives microcontroller 89 send the instruction of leakproofness qualification, and it is bright that microcontroller 89 controls indicator light 25；
Step 507, the dismounting ventilation quick coupling send ventilation quick coupling by industrial personal computer 23 and stop supplying later Gas is instructed to microcontroller 89, and microcontroller 89 controls multigroup ventilating joint solenoid valve power-off, and the gas supply assembly stops For quick coupling gas supply of ventilating described in every group；
Step 6: tested abnormal shape valve dismounting and labeling：Valve dismounting instruction is sent to microcontroller by industrial personal computer 23 89, microcontroller 89 controls the 7th solenoid valve 305 and powers off, the rod chamber air inlet to hydraulic cylinder 300, the piston in hydraulic cylinder 300 Bar 201 is shunk, and carries out unlocking operation to hydraulic lock 315, and the tested special-shaped valve 100 to surge on clamping device is torn open It unloads, meanwhile, microcontroller 89 controls the power-off of the 6th solenoid valve 205, by the way that rodless cavity of the main air supply pipe 209 to cylinder body 200 is clamped Air inlet, the piston rod 201 in cylinder body 200 extend, and the tested special-shaped valve 100 on the Pneumatic clamping mechanism is dismantled；
When the valve intensity of tested special-shaped valve 100 is qualified and is tested the valve tightness qualification of special-shaped valve 100, work Control machine 23 sends Quick Response Code print command to microcontroller 89, and microcontroller 89 controls Quick Response Code print module 24 and prints two dimension Code, and Quick Response Code is mounted on the valve intensity tested special-shaped valve 100 qualified with leakproofness and is put in storage.
In the present embodiment, in step 4012 by multigroup logical liquid quick coupling respectively with multiple tested special-shaped valves 100 The method all same of connection, wherein lead to liquid quick coupling described in any group and connect with tested special-shaped valve 100, process is as follows：
When the entrance and exit of tested special-shaped valve 100 is one, by the first logical liquid quick coupling 93 be tested it is different The entrance of type valve 100 connects, and the second logical liquid quick coupling 94 is connect with the outlet of tested special-shaped valve 100；
When the entrance of tested special-shaped valve 100 is one, and the outlet of tested abnormal shape valve 100 is two, first is led to Liquid quick coupling 93 is connect with the entrance of tested special-shaped valve 100, by the second logical liquid quick coupling 94 and tested special-shaped valve 100 One outlet connection, the spare logical liquid quick coupling and another outlet of tested special-shaped valve 100 are connected；
When the entrance of tested special-shaped valve 100 is two, and the outlet of tested abnormal shape valve 100 is one, first is led to Liquid quick coupling 93 is connect with an entrance of tested special-shaped valve 100, by the spare logical liquid quick coupling and tested abnormal shape Another entrance of valve 100 connects, and the second logical liquid quick coupling 94 is connect with the outlet of tested special-shaped valve 100.
In the present embodiment, in step 5012 by multigroup ventilation quick coupling respectively with multiple tested special-shaped valves 100 The method all same of connection, wherein quick coupling of ventilating described in any group is connect with tested special-shaped valve 100, and process is as follows：
When the entrance and exit of tested special-shaped valve 100 is one, by the first ventilation quick coupling 109 be tested it is different The entrance of type valve 100 connects, and the second ventilation quick coupling 110 is connect with the outlet of tested special-shaped valve 100；
When the entrance of tested special-shaped valve 100 is one, and the outlet of tested abnormal shape valve 100 is two, first is led to Gas quick coupling 109 is connect with the entrance of tested special-shaped valve 100, by the second ventilation quick coupling 110 and tested special-shaped valve 100 one outlet connection connects the back up ventilation quick coupling and another outlet of tested special-shaped valve 100；
When the entrance of tested special-shaped valve 100 is two, and the outlet of tested abnormal shape valve 100 is one, first is led to Gas quick coupling 109 is connect with an entrance of tested special-shaped valve 100, by the back up ventilation quick coupling and tested abnormal shape Another entrance of valve 100 connects, and the second ventilation quick coupling 110 is connect with the outlet of tested special-shaped valve 100.
In the present embodiment, the value range of the sealed pressure setting value is 0.5MPa~0.8MPa.
In the present embodiment, before microcontroller 89 controls the energization of the 7th solenoid valve 305 in step I neutralization procedure V, operation Hydraulic pressure oil cut-off valve 307 is opened；When being tested abnormal shape valve 100 in step I and step V and being clamped, when main fuel feed pump 303 is clamped When the super safe hydraulic pressure setting value of interior hydraulic pressure, hydraulic oil safety valve 309 is opened；
Step I neutralization procedure V carries out the hydraulic pressure that main fuel feed pump 303 is clamped by the second clamping machine pressure gauge 310 real When detect so that digital display meter is clamped with second in the hydraulic pressure of the main fuel feed pump of clamping 303 of the second clamping machine pressure gauge 310 display The hydraulic pressure of 311 displays being clamped in main fuel feed pump 303 is identical；
The pressure being clamped in main air supply pipe 209 is examined in real time by the first clamping machine pressure gauge 210 in step C It surveys, so that the pressure of the first clamping machine pressure gauge 210 display being clamped in main air supply pipe 209 and the first clamping digital display meter 211 The hydraulic pressure for the pressure of display being clamped in main air supply pipe 209 is identical.
In the present embodiment, the 4th filter 83 is provided on first tapping pipe, the 4th filter 83 is located at institute It states between the arrival end of the first tapping pipe and low pressure branch pressurize Pneumatic valve 82.
In the present embodiment, the 5th filter 73 is provided on second tapping pipe, the 5th filter 73 is located at institute It states between the arrival end of the second tapping pipe and high pressure branch road pressurize Pneumatic valve 66.
In the present embodiment, multiple protecting tubes 92 are provided on the dispersion pipe 91, one end of the protecting tube 92 is closed, and Back-up safety valve 76 is provided on the protecting tube 92.
Need to illustrate when, the hydraulic pressure of the outlet end of high pressure branch feed pipe is not more than 63MPa, the low pressure branch The hydraulic pressure of the outlet end of feed pipe is not more than 40MPa.
Need to illustrate when, when multiple tested special-shaped valves 100 valve intensity pressure test setting value no more than When 40MPa, high pressure branch feed pipe and low pressure branch feed pipe can be the tested special-shaped water supply of valve 100 test； When the valve intensity pressure test setting value of some tested special-shaped valve 100 is not more than 40MPa, operating the barrier assembly will Low pressure branch feed pipe isolation, the only described high pressure branch feed pipe are the tested special-shaped water supply of valve 100 test.
Need to illustrate when, be tested the entrance tool of abnormal shape valve 100 there are two when, during actual use, according to step Four and step 5 carries out body strength pressure respectively to the two entrances of tested special-shaped valve 100 respectively and valve seal pressure is surveyed Examination.
Need to illustrate when, when carrying out body strength pressure and valve seal pressure test to tested special-shaped valve 100, Tested abnormal shape valve 100 is in the open state, and after being completed, tested special-shaped valve 100 is turned off.
In the present embodiment, the first mechanical pressure gauge 85 carries out the hydraulic pressure of the outlet end of low pressure branch feed pipe real-time Detection, so that the hydraulic pressure and the low pressure digital display of the outlet end of the low pressure branch feed pipe of the first mechanical pressure gauge 85 display The hydraulic pressure of the outlet end for the low pressure branch feed pipe that table 86 is shown is identical；
Second mechanical pressure gauge 64 is measured in real time the hydraulic pressure of the arrival end of high pressure branch feed pipe, so that the The hydraulic pressure of the arrival end of the high pressure branch feed pipe of two mechanical pressure gauges 64 display and the high pressure entry digital display meter 63 are aobvious The hydraulic pressure of the arrival end of the high pressure branch feed pipe shown is identical；
Third mechanical pressure gauge 70 is measured in real time the hydraulic pressure of the outlet end of high pressure branch feed pipe, so that the The hydraulic pressure of the outlet end of the high pressure branch feed pipe of three mechanical pressure gauges 70 display and the high-pressure outlet digital display meter 75 are aobvious The hydraulic pressure of the outlet end of the high pressure branch feed pipe shown is identical；
In the present embodiment, third hydraulic pressure detection unit 60 carries out the hydraulic pressure of the arrival end of high pressure branch feed pipe real When detect, and the hydraulic pressure of the arrival end of the high pressure branch feed pipe detected is sent to microcontroller 89, microcontroller 89 control high pressure entry digital display meters 63 show the hydraulic pressure of the arrival end of high pressure branch feed pipe.
In the present embodiment, supply water by the hydraulic pressure of the arrival end to high pressure branch feed pipe and to the high pressure branch The hydraulic pressure of the outlet end of pipe is detected, and improves the safety of high pressure branch feed pipe.
In the present embodiment, by the way that the first mechanical pressure gauge 85, the second mechanical pressure gauge 64, third mechanical pressure gauge 70 is arranged It is corresponding with low pressure digital display meter 86, high pressure entry digital display meter 63 and high-pressure outlet digital display meter 75 respectively, so that the low pressure branch The hydraulic pressure of the outlet end of feed pipe, the hydraulic pressure of arrival end of high pressure branch feed pipe and going out for high pressure branch feed pipe The hydraulic pressure at mouth end meets test request, and passes through and the first mechanical pressure gauge 85, the second mechanical pressure gauge 64, third machinery pressure is arranged Checking when power table 70 need not power to be adapted to power off suddenly improves safety.
The above is only presently preferred embodiments of the present invention, is not imposed any restrictions to the present invention, every according to the present invention Technical spirit changes any simple modification, change and equivalent structure made by above example, still falls within skill of the present invention In the protection domain of art scheme.

Claims (11)

1. a kind of online pilot system of abnormal shape valve pressure, it is characterised in that：Including rack, to multiple tested special-shaped valves (100) clamping device that is clamped, the hydraulic pressure test that multiple tested special-shaped valves (100) are carried out with valve intensity pressure tests Device and the pressure testing device that multiple tested special-shaped valves (100) are sealed with pressure test, and to clamping dress It sets, the monitoring device that the hydraulic pressure testing device and the pressure testing device are monitored, the clamping device, the hydraulic pressure Test device and the pressure testing device are installed in the rack, and multigroup and tested special-shaped valve is provided in the rack The logical liquid quick coupling of door (100) connection and multigroup ventilation quick coupling being connect with tested special-shaped valve (100)；
The clamping device includes pneumatic gripping device and the clamping device that surges, and the pneumatic gripping device includes Pneumatic clamping machine Structure and the Pneumatic clamping driving mechanism driven to the Pneumatic clamping mechanism, the clamping device that surges includes clamping of surging Mechanism and the clamp drive mechanism that surges driven to the clamping device that surges, the quantity of the Pneumatic clamping mechanism is more A, the quantity of the clamping device that surges is multiple, the sum of the quantity of the Pneumatic clamping mechanism and the clamping device that surges It is identical as the tested special-shaped quantity of valve (100)；
The hydraulic pressure testing device includes water supply mechanism, pressing mechanism and pressure relief mechanism, and the water supply mechanism includes water feeding tank (45), the main-supply that is connect with water feeding tank (45), the dispersion pipe (91) being connect with the main-supply, with dispersion pipe (91) even It connects and is low pressure branch feed pipe and high pressure branch feed pipe that multiple tested special-shaped valves (100) are supplied water, the dispersion pipe (91) barrier assembly, low pressure branch feed pipe and the high pressure point are provided with the inlet of low pressure branch feed pipe The quantity difference of branch feed pipe is at least one, and low pressure branch pressurize component and low pressure branch are provided on low pressure branch feed pipe Road water supply component is provided with high pressure branch road pressurize component and high pressure branch road water supply component on high pressure branch feed pipe, described Pressure relief mechanism includes being arranged in the low pressure branch pressure release component of the outlet end of low pressure branch feed pipe and setting in the height The high pressure branch road pressure release component of the outlet end of branch's feed pipe is pressed, the outlet end of low pressure branch feed pipe is provided with the first water Detection unit (87) is pressed, the outlet end of high pressure branch feed pipe is provided with the second hydraulic pressure detection unit (74)；
The ratio pressure regulation that the pressing mechanism includes gas supply assembly, the driving atmospheric pressure that the gas supply assembly exports is adjusted The first air driven pump (51) and the second gas that valve (37) pressurizes with backhaul pressure regulator valve (40), to the hydraulic pressure in the main-supply Dynamic pump (52) and the air driven pump control assembly that first air driven pump (51) and the second air driven pump (52) are controlled, it is described Air driven pump control assembly includes the first solenoid valve (39) being arranged at the air inlet of the first air driven pump (51), is arranged in the first gas The third solenoid valve of second solenoid valve (50), setting at the air inlet of the second air driven pump (52) at the gas outlet of dynamic pump (51) (38) and the 4th solenoid valve (53) at the gas outlet of the second air driven pump (52) is set；
The pressure testing device includes main tracheae and branch's tracheae of multiple outlet connections with the main tracheae, the main gas It is provided with the first air pressure detecting unit (102) on pipe, the second air pressure detecting unit is provided on each branch's tracheae (107), it is provided with the 5th solenoid valve (106) on each branch's tracheae；
Lead to liquid quick coupling described in every group and include the first logical liquid quick coupling (93), the second logical liquid quick coupling (94) and spare Logical liquid quick coupling, quick coupling of ventilating described in every group include the first ventilation quick coupling (109), the second ventilation quick coupling (110) and back up ventilation quick coupling, the gas supply assembly are to be arranged on the air supply pipe for lead to described in every group liquid quick coupling gas supply It is to be provided with ventilation on the air supply pipe of ventilation quick coupling gas supply described in every group to connect to have logical liquid connector solenoid valve, the gas supply assembly Head solenoid valve, the first logical liquid quick coupling (93) supply with the outlet end of low pressure branch feed pipe and the high pressure branch The outlet end of water pipe connects, and the first ventilation quick coupling (109) is connect with described point of bronchial outlet end；
The monitoring device includes microcontroller (89) and the parameter set unit (97) being connect respectively with microcontroller (89) With communication module (22), the microcontroller (89) by communication module (22) and industrial personal computer (23) into row data communication, it is described The third air pressure that the input of microcontroller (89) is terminated with timer (26), is detected to the output pressure of the gas supply assembly Detection unit (34), the first clamping force between the Pneumatic clamping mechanism and tested special-shaped valve (100) are detected First clamping force detection unit (27) and to second clamping force surged between clamping device and tested special-shaped valve (100) The second clamping force detection unit (28) being detected, and the first liquid level that the liquid level in water feeding tank (45) is detected is examined Unit (46) is surveyed, the output of the microcontroller (89) is terminated with alarm (88), opposite water feeding tank (45) plus water and is controlled Entering water electromagnetic valve (41), the 6th solenoid valve (205) that the Pneumatic clamping driving mechanism is controlled and surge to described The 7th solenoid valve (305) that clamp drive mechanism is controlled, quantity and the Pneumatic clamping of the 6th solenoid valve (205) The quantity of mechanism is identical, and the quantity of the 7th solenoid valve (305) is identical with the quantity of the clamping device that surges, and described first Solenoid valve (39), second solenoid valve (50), third solenoid valve (38), the 4th solenoid valve (53), the 5th solenoid valve (106), the 6th It is solenoid valve (205), the 7th solenoid valve (305), the low pressure branch pressurize component, the high pressure branch road pressurize component, described low Press branch pressure release component, the high pressure branch road pressure release component, the barrier assembly, the logical liquid connector solenoid valve and the ventilation Connector solenoid valve is controlled by microcontroller (89).
2. the online pilot system of abnormal shape valve pressure described in accordance with the claim 1, it is characterised in that：The Pneumatic clamping driving Mechanism is gripper cylinder, and the gripper cylinder includes the piston rod (201) that cylinder body (200) is stretched out in cylinder body (200) and one end, described Pneumatic clamping mechanism includes the fixed clamp plate (203) being fixedly connected with cylinder body (200), the one end for being sleeved on piston rod (201) And it can close or far from fixed clamp plate (203) mobile grip block (202), the fixed clamp plate (203) and mobile folder Hold plate (202) be in relatively parallel laying, the fixed clamp plate (203) and move grip block (202) opposite face on be respectively provided with There is the grip block (204) that tested special-shaped valve is clamped；It is provided in the rack and the clamping that cylinder body (200) supplies is supplied Air pipe, the clamping supply air line include connecting the main air supply pipe of clamping (209) of compressed gas source and multiple being connected to the folder Hold the clamping branch air supply pipe (206) between main air supply pipe (209) and the cylinder body (200), the main air supply pipe (209) of clamping On be provided with clamping filter (213), first clamping digital display meter (211), the first clamping machine pressure gauge (210), clamping ratio Valve (208) and entrapment valve (207), and the first clamping that the pressure being clamped in main air supply pipe (209) is detected is pressed Power detection unit (212), each 6th solenoid valve (205) is located on each clamping branch air supply pipe (206), described First clamping digital display meter (211) is located in the rack, and the first clamping digital display meter (211) and the detection of the first clamp pressure are single First (212) connect with microcontroller (89)；
The clamp drive mechanism that surges includes two symmetrically arranged hydraulic cylinders (300), and the clamping device that surges includes two Group is separately positioned on the clamp assemblies on two hydraulic cylinders (300), and it includes multiple one end that bar assembly is clamped described in every group The supporting rod (301) of hydraulic cylinder (300) can be shunk or stretch out, multiple supporting rods (301) are laid in multiple rows of multiple row；It is described Hydraulic oil container (302) to hydraulic cylinder (300) for hydraulic oil, the clamping master that is connect with hydraulic oil container (302) are provided in rack Fuel feed pump (303) and multiple clamping branches being connected between the main fuel feed pump (303) of the clamping and the hydraulic cylinder (300) supply Oil pipe (304), the clamping branch fuel feed pump (304) connect with two hydraulic cylinders (300), the 7th solenoid valve (305) position In on the clamping branch fuel feed pump (304), hydraulic oil filter (306), liquid are provided on the main fuel feed pump (303) of clamping Pressure oil shut-off valve (307), hydraulic oil safety valve (309), oil pump (308), the second clamping machine pressure gauge (310) and fuel feeding are unidirectional Valve (313), and to the second clamp pressure detection unit (312) that the pressure being clamped in main fuel feed pump (303) is detected, institute It states and is provided with hydraulic lock (315) on clamping branch's fuel feed pump (304), be provided in the rack to main fuel feed pump (303) is clamped The second clamping digital display meter (311) that interior pressure is shown, the hydraulic oil container (302) is interior to be provided with the second level sensing list First (316), the entrance of the hydraulic oil container (302) are provided with into solenoid (314), described into solenoid (314), the Two liquid level detection units (316), the second clamping digital display meter (311) and the second clamp pressure detection unit (312) are and microcontroller Device (89) connects；
Be provided on the main tracheae airtight filter regulator (103), main airtight digital display meter (111), airtight pressure gauge (101) and Airtight safety valve (112) and vacuum tank (104) are provided with airtight filter (105) and branch gas on each branch's tracheae Close digital display meter (108), the airtight filter regulator (103), airtight filter (105) and the airtight digital display meter of branch (108) are equal Connect with microcontroller (89).
3. the online pilot system of abnormal shape valve pressure described in accordance with the claim 1, it is characterised in that：The main-supply it is defeated Separator tube (59) is provided between outlet and the dispersion pipe (91), the main-supply upper edge liquid flow direction is set gradually There are main stop valve (48), first filter (49) and the first safety valve (54)；
The low pressure branch water supply component includes being arranged on low pressure branch feed pipe and having successively along liquid flow direction Second filter (79), the second safety valve (80), first manual unloading valve (84) and the first mechanical pressure gauge (85), the high pressure Branch water supply component includes being arranged on high pressure branch feed pipe and having the detection of third hydraulic pressure successively along liquid flow direction Unit (60), the second mechanical pressure gauge (64), third safety valve (65), third filter (67), the second Manual relief valve (69) With third mechanical pressure gauge (70), it is provided in the rack and the hydraulic pressure of the outlet end of low pressure branch feed pipe is shown The low pressure digital display meter (86) shown, the high-pressure outlet digital display meter that the hydraulic pressure of the outlet end of high pressure branch feed pipe is shown (75) and to the high pressure entry digital display meter (63) that the hydraulic pressure of the arrival end of high pressure branch feed pipe is shown, the low pressure Digital display meter (86), high-pressure outlet digital display meter (75) and high pressure entry digital display meter (63) with by microcontroller (89) carry out control and It connect with microcontroller (89)；
The low pressure branch pressurize component between the dispersion pipe (91) and the second filter (79), protect by the high pressure branch road Pressure component is located between third safety valve (65) and third filter (67).
4. the online pilot system of abnormal shape valve pressure described in accordance with the claim 1, it is characterised in that：The low pressure branch pressurize Component includes that low pressure branch pressurize Pneumatic valve (78) and setting are supplied in the gas supply assembly for low pressure branch pressurize Pneumatic valve (78) The first pressurize solenoid valve (77) on the air supply pipe of gas, the low pressure branch pressurize Pneumatic valve (78) are located at low pressure branch confession On water pipe, the low pressure branch pressurize Pneumatic valve (78) is normally closed Pneumatic valve；The low pressure branch pressure release component include with it is described First tapping pipe of the outlet end connection of low pressure branch feed pipe, the low pressure branch pressure release gas being arranged on first tapping pipe Control the first pressure release of valve (82) and setting on the air supply pipe that the gas supply assembly is low pressure branch pressure release Pneumatic valve (82) gas supply The outlet end of solenoid valve (81), first tapping pipe is connect with water feeding tank (45), the low pressure branch pressure release Pneumatic valve (82) For normally opened Pneumatic valve, the first pressurize solenoid valve (77) and the first pressure release electromagnetic valve (81) by the microcontroller (89) into Row control；
The high pressure branch road pressurize component include high pressure branch road pressurize Pneumatic valve (66) and setting the gas supply assembly be high pressure The second pressurize solenoid valve (68) on the air supply pipe of branch pressurize Pneumatic valve (66) gas supply, the high pressure branch road pressurize Pneumatic valve (66) it is located on high pressure branch feed pipe, the high pressure branch road pressurize Pneumatic valve (66) is normally closed Pneumatic valve；The high pressure Branch pressure release component includes the second tapping pipe being connect with the outlet end of high pressure branch feed pipe, is arranged and is let out described second High pressure branch road pressure release Pneumatic valve (72) and setting on water pipe are supplied in the gas supply assembly for high pressure branch road pressure release Pneumatic valve (72) The outlet end of the second pressure release electromagnetic valve (71) on the air supply pipe of gas, second tapping pipe is connect with water feeding tank (45), described High pressure branch road pressure release Pneumatic valve (72) is normally opened Pneumatic valve；
The barrier assembly include be arranged on dispersion pipe (91) positioned at multiple low pressure branch feed pipes inlet every Electromagnetism is controlled from the isolation of Pneumatic valve (62) and setting on the air supply pipe that the gas supply assembly is that isolation Pneumatic valve (62) supplies Valve (61), the isolation control solenoid valve (61) are normally closed Pneumatic valve, the second pressurize solenoid valve (68), the second pressure release electromagnetism Valve (71) carries out control by the microcontroller (89) with isolation control solenoid valve (61) and connects.
5. the online pilot system of abnormal shape valve pressure described in accordance with the claim 3, it is characterised in that：The main-supply includes It is connected to the first main-supply between water feeding tank (45) and the first air driven pump (51), is connected to the first air driven pump (51) and second The second main-supply between air driven pump (52) and the third being connected between the second air driven pump (52) and the separator tube (59) Main-supply, the main stop valve (48) and first filter (49) are located on first main-supply, the first main confession One end of water pipe is connect with the outlet of water feeding tank (45), and the other end of first main-supply is provided with the first check valve (55), the second check valve (56) is arranged in one end of second main-supply, and the other end of second main-supply is provided with One end of third check valve (57), the third main-supply is provided with the 4th check valve (58), first air driven pump (51) It is connected between the first check valve (55) and the second check valve (56), second air driven pump (52) is connected to third check valve (57) between the 4th check valve (58), the other end of the third main-supply is connect with one end of separator tube (59), described One end of separator tube (59) is connect with dispersion pipe (91)；
The import of the water feeding tank (45) is provided with water inlet pipe (43), and water inflow filter is provided on the water inlet pipe (43) (42), the entering water electromagnetic valve (41) is located on the water inlet pipe, and air filter is provided at the top of the water feeding tank (45) (44), it is provided with high liquid level warning line and low liquid level warning line in the water feeding tank (45), the bottom of the water feeding tank (45) is set It is equipped with blow-off pipe, blowdown valve (47) is provided on the blow-off pipe, first liquid level detection unit (46) is located at the water supply In case (45).
6. the online pilot system of abnormal shape valve pressure described in accordance with the claim 1, it is characterised in that：The gas supply assembly includes Compressed gas interface (30), the main tracheae of first connect with compressed gas interface (30) pressurization and setting are in the main tracheae of first pressurization On air source processing component, the output of the air source processing component is terminated with the main tracheae of the second pressurization and third is pressurizeed main tracheae, The output of the main tracheae of second pressurization is terminated with the first driving tracheae and the second driving tracheae, proportional dump valve (37) position In on the first driving tracheae, the first driving tracheae is connected by the air inlet of the first forcing pipe and the first air driven pump (51) It connects, the first driving tracheae is connect by the second forcing pipe with the air inlet of the second air driven pump (52), the second driving gas Pipe is connect by the first return duct with the gas outlet of the first air driven pump (51), described second drive tracheae by the second return duct and The gas outlet of second air driven pump (52) connects, and the backhaul pressure regulator valve (40) is located at described second and drives on tracheae, the third The main tracheae that pressurizes is respectively the first solenoid valve (39), third solenoid valve (38), the low pressure branch pressurize component, the low pressure branch Road pressure release component, the high pressure branch road pressurize component and low pressure branch pressure release component gas supply, and third branch tracheae On be provided with gas supply check valve (35) and pressure regulation for gas supply valve (36), first solenoid valve (39) be located at first forcing pipe On, the third solenoid valve (38) is located on second forcing pipe, and the second solenoid valve (50) is located at first backhaul Guan Shang, the 4th solenoid valve (53) are located in second return duct；
The air source processing component includes compression air filter (31), compressed gas check valve (32) and vacuum tank (33).
7. it is a kind of using system as claimed in claim 2 to special-shaped valve carry out pressure thread test method, it is characterised in that： This approach includes the following steps：
Step 1: preparation before test：
The inspection of step 101, hydraulic pressure testing device and pressure testing device：Check that the hydraulic pressure testing device and the air pressure are surveyed Pipeline is set in trial assembly, determines that the hydraulic pressure testing device and the pressure testing device pipeline are normal, hydraulic pressure described in power-up initializing Test device, the pressure testing device and the monitoring device determine the hydraulic pressure testing device and air pressure test dress It is normal to set all parts；
Step 102, the connection of compressed gas source and the addition of test solution：The compressed gas source of 0.7MPa and the gas supply assembly are connected It connects, watering is connect with water feeding tank (45), sent by industrial personal computer (23) plus water is instructed to microcontroller (89), microcontroller (89) control entering water electromagnetic valve (41) is powered, to addition water in water feeding tank (45) until what the first liquid level detection unit (46) detected Level value meets preset level set value；
Step 2: special-shaped valve definition and determining special-shaped valve are clamped region：
The definition of step 201, special-shaped valve mechanism：
Special-shaped valve includes that straight-through type valve, different shaft type valve, angle type valve and three-way valve, the straight-through type valve include Through type a valves, through type b valves and through type c valves, the angle type valve include angie type a valves, angie type b valves, described Three-way valve includes three way type a valves, three way type b valves；
The through type a valves are by the first valve body (1-1) and a first valve handle being arranged on first valve body (1-1) (1-2) is formed, and the center line of the import of first valve body (1-1) and the outlet of first valve body (1-1) overlaps, and described the There are two straight-through a planes (1-3) for one valve body (1-1) tool, and two straight-through a planes (1-3) are opposite face, first valve It is provided with the first handwheel on handle (1-2)；
The through type b valves are by the second valve body (2-1), a second valve handle being arranged on second valve body (2-1) (2-2) and blowdown portion (2-4) composition being arranged on second valve body (2-1), the import of second valve body (2-1) It is overlapped with the center line of the outlet of second valve body (2-1), there are one straight-through b planes (2- for the second valve body (2-1) tool 3) it, is provided with regular polygon (2-5) on the second valve handle (2-2), second-hand is provided on the second valve handle (2-2) Wheel；
The through type c valves are by third valve body (3-1) and a third valve handle being arranged on the third valve body (3-1) (3-2) is formed, and the center line of the import of the third valve body (3-1) and the outlet of the third valve body (3-1) overlaps, and described the The surface three valve bodies (3-1) is arcwall face (3-3), and third handwheel is provided on the third valve body (3-1)；
The different shaft type valve is by the 4th valve body (4-1) and two the 4th valve handles being arranged on the 4th valve body (4-1) (4-2) is formed, and import and the center line of the outlet of the 4th valve body (4-1) of the 4th valve body (4-1) are in parallel up and down It lays, there are two different axial planes (4-3) for the 4th valve body (4-1) tool, and two different axial planes (4-3) are opposite face, It is provided with the 4th handwheel on 4th valve body (4-1)；
The angie type a valves are by the 5th valve body (5-1) and a 5th valve handle being arranged on the 5th valve body (5-1) (5-2) is formed, the perpendicular laying of center line of the import of the 5th valve body (5-1) and the outlet of the 5th valve body (5-1), There are two angie type planes (5-3) for 5th valve body (5-1) tool, and two angie type planes (5-3) are opposite face, and described the It is provided with the 5th handwheel on five valve bodies (5-1)；
The angie type b valves are by the 6th valve body (6-1) and two the 6th valve handles being arranged on the 6th valve body (6-1) (6-2) is formed, the perpendicular laying of center line of the import of the 6th valve body (6-1) and the outlet of the 6th valve body (6-1), It is provided with the 6th handwheel and angie type curved portion (6-3) on the 6th valve handle (6-2)；
The three way type a valves are by the 7th valve body (7-1) and a 7th valve handle being arranged on the 7th valve body (7-1) (7-2) is formed, and the import of the 7th valve body (7-1) and the outlet of the 7th valve body (7-1) be not on same plane, and described the Seven valve bodies (7-1) tool is there are two three way type a planes (7-3), and two three way type a planes (7-3) are opposite face, and described the It is provided with the 7th handwheel on seven valve handles (7-2)；
The three way type b valves are by the 8th valve body (8-1) and a 8th valve handle being arranged on the 8th valve body (8-1) (8-2) is formed, and the import of the 8th valve body (8-1) and the outlet of the 8th valve body (8-1) are not on same plane, described 8th valve body (8-1) tool is there are two three way type b planes (8-4), and two three way type b planes (8-4) are adjacent surface, and the 8th It is provided with the 8th handwheel and threeway curved portion (8-3) on valve handle (8-2)；
Step 202, special-shaped valve are clamped the determination in region：
According to the definition of the special-shaped valve mechanism of step 201, tested special-shaped valve (100) is judged：
When tested special-shaped valve (100) belongs to through type a valves, by two straight-through a planes (1-3) as clamped area Domain；
When tested special-shaped valve (100) belongs to through type b valves, using two opposite faces of regular polygon (2-5) as being pressed from both sides Hold region；
When tested special-shaped valve (100) belongs to through type c valves, by the arcwall face (3-3) as clamped region；
When tested special-shaped valve (100) belongs to different shaft type valve, by two different axial planes (4-3) as clamped area Domain；
When tested special-shaped valve (100) belongs to angie type a valves, by two angie type planes (5-3) as clamped region；
When tested special-shaped valve (100) belongs to angie type b valves, using the arcwall face of the angie type curved portion (6-3) as being pressed from both sides Hold region；
When tested special-shaped valve (100) belongs to three way type a valves, by described two three way type a planes (7-3) as clamped Region；
When tested special-shaped valve (100) belongs to three way type b valves, using the arcwall face of the threeway curved portion (8-3) as quilt Clamping zone；
Step 3: the clamping of special-shaped valve：Multiple tested special-shaped valves (100) are clamped in the Pneumatic clamping driving mechanism It surges on clamping device with described, multiple tested special-shaped valves (100) are clamped in the clamping side on the Pneumatic clamping mechanism Method all same, multiple tested special-shaped valves (100) are clamped in the clamp method all same surged on clamping device, In, when being clamped on the Pneumatic clamping mechanism to any one tested special-shaped valve (100), include the following steps：
Step A, pass through the pneumatic clamps clamp force setting value of the tested special-shaped valve (100) of parameter set unit (97) setting to industrial personal computer (23), industrial personal computer (23) and the pneumatic clamps clamp force setting value of tested special-shaped valve (100) is denoted as Fqs；
Step B, industrial personal computer (23) is according to formulaObtain cylinder pressure setting value Pqs, and store to data storage (21)；Wherein, R indicates that the cylinder diameter of cylinder body (200), r indicate the bar diameter of piston rod (201)；
Step C, the one side that region is clamped described in tested special-shaped valve (100) is in contact with fixed clamp plate (203), Hydraulic clamping is sent by industrial personal computer (23) to instruct to microcontroller (89), microcontroller (89) controls the 6th solenoid valve (205) It is powered, meanwhile, microcontroller (89) control clamping proportioning valve (208) adjusts the pressure in the main air supply pipe (209) of clamping to cylinder Pressure set points Pqs, by the way that rod chamber air inlet of the main air supply pipe (209) to cylinder body (200), the piston rod in cylinder body (200) is clamped (201) it shrinks, piston rod (201), which is shunk, pulls mobile grip block (202) to be moved in the horizontal direction towards fixed clamp plate (203) It is dynamic, so that mobile grip block (202) is in contact with the other side for being clamped region described in tested special-shaped valve (100), is tested different Type valve (100) is clamped；
Wherein, to any one tested special-shaped valve (100) be clamped in it is described surge on clamping device when, include the following steps：
Step I sets cylinder pressure test value by parameter set unit (97) to industrial personal computer (23), by tested special-shaped valve (100) it is placed between two hydraulic cylinders (300), sending hydraulic clamping by industrial personal computer (23) instructs to microcontroller (89), Microcontroller (89) controls the 7th solenoid valve (305) and is powered, while microcontroller (89) control oil pump (308) adjusts and main confession is clamped Hydraulic pressure in oil pipe (303), and the hydraulic fluid pressure in the main fuel feed pump of clamping (303) is made to be equal to cylinder pressure test value, lead to Cross the rodless cavity air inlet that main fuel feed pump (303) and clamping branch's fuel feed pump (304) is clamped to hydraulic cylinder (300), hydraulic cylinder (300) In supporting rod (301) elongation, N number of supporting rod (301) is clamped the one of region with described in tested special-shaped valve (100) Side is in contact, then the quantity for obtaining the supporting rod (301) contacted with the clamped region is N, and N is positive integer, and N is little Sum in supporting rod (301)；Wherein, the another side in the clamped region is in contact with N number of supporting rod (301)；
Step II is instructed by industrial personal computer (23) transmission hydraulic retract to microcontroller (89), microcontroller (89) control the 7th Solenoid valve (305) powers off, while microcontroller (89) control oil pump (308) is stopped, and will be connect with the clamped region The quantity N of tactile supporting rod (301) is input to industrial personal computer (23) by parameter set unit (97)；
Step III sets the clamping force setting value of surging of tested special-shaped valve (100) by parameter set unit (97) to industry control The clamping force setting value of surging of tested special-shaped valve (100) is denoted as F by machine (23), industrial personal computer (23)ys；
Step IV, industrial personal computer (23) are according to formulaObtain hydraulic pressure setting value Pys, and deposit It stores up to data storage (21)；Wherein, D indicates the diameter of each supporting rod (301) in hydraulic cylinder (300)；
Step V between tested special-shaped valve (100) is placed on two hydraulic cylinders (300), passes through industrial personal computer (23) and sends liquid Pressure clamping instruction to microcontroller (89), microcontroller (89) controls the 7th solenoid valve (305) and is powered, meanwhile, microcontroller (89) control oil pump (308) adjusts the hydraulic pressure being clamped in main fuel feed pump (303), and makes the hydraulic pressure in the main fuel feed pump of clamping (303) Oil pressure is equal to clamping force setting value of surging, by the way that main fuel feed pump (303) and clamping branch's fuel feed pump (304) is clamped to hydraulic cylinder (300) rodless cavity air inlet, supporting rod (301) elongation in hydraulic cylinder (300), it is clamped and right to be tested abnormal shape valve (100) Hydraulic lock (315) carries out lock operation；
Step 4: the test of valve intensity pressure：
Step 401, logical liquid quick coupling and the connection for being tested special-shaped valve：
Step 4011 is sent by industrial personal computer (23) and leads to liquid quick coupling gas supply instruction to microcontroller (89), microcontroller (89) multigroup logical liquid connector solenoid valves are controlled, the gas supply assembly is to lead to liquid quick coupling gas supply described in every group；
Multigroup logical liquid quick coupling is connect with multiple tested special-shaped valves (100) by step 4012 respectively；
Step 402 judges whether the valve intensity pressure test setting value of multiple tested special-shaped valves (100) is not more than 40MPa, When the valve intensity pressure test setting value of multiple tested special-shaped valves (100) is no more than 40MPa, step 403 is executed；When When the valve intensity pressure test setting value of any one tested special-shaped valve (100) is more than 40MPa, step 404 is executed；
Step 403, when the valve intensity pressure test setting value of multiple tested special-shaped valves (100) is no more than 40MPa, then Low pressure valve intensity pressure test will be carried out to tested special-shaped valve (100), to the low pressure valve of multiple tested special-shaped valves (100) Door intensity method for testing pressure all same, wherein the low pressure valve intensity pressure test to any one tested special-shaped valve (100) Method is as follows：
Step 4031, microcontroller (89) control the barrier assembly and are in off-position, and first is sent by industrial personal computer (23) Low pressure pressure regulation is instructed to microcontroller (89), and microcontroller (89) controls proportional dump valve (37) and adjusted with backhaul pressure regulator valve (40) Atmospheric pressure is driven, later, microcontroller (89) controls the first solenoid valve (39) and second solenoid valve (50) is back and forth powered, and passes through institute It is that the first air driven pump (51) provides driving gas to state gas supply assembly, and the first air driven pump (51) is made to start, and quickly makes tested special-shaped valve (100) water is full of in；
Step 4032 is instructed by industrial personal computer (23) the second low pressure pressure regulation of transmission to microcontroller (89), microcontroller (89) control It makes the first solenoid valve (39) and second solenoid valve (50) powers off, the first air driven pump (51) is stopped, microcontroller (89) control Proportional dump valve (37) processed adjusts driving atmospheric pressure with backhaul pressure regulator valve (40), and later, microcontroller (89) controls third electromagnetism Valve (38) and the 4th solenoid valve (53) are back and forth powered, and are that the second air driven pump (52) provides driving gas by the gas supply assembly, make Second air driven pump (52) starts；
Step 4033 is instructed by industrial personal computer (23) transmission third low pressure pressure regulation to microcontroller (89), and microcontroller (89) is logical It crosses proportional dump valve (37) and adjusts driving atmospheric pressure rising with backhaul pressure regulator valve (40), make the outlet of low pressure branch feed pipe The pressure of the outlet end of the pressure at end and high pressure branch feed pipe is equal to preset low pressure valve intensity pressure test Setting value；
Step 4034 is instructed by industrial personal computer (23) transmission low-pressure pressure retaining to microcontroller (89), and microcontroller (89) controls institute The action of low pressure branch pressurize component is stated, low pressure branch feed pipe is in packing state, meanwhile, microcontroller (89) controls institute The action of high pressure branch road pressurize component is stated, high pressure branch feed pipe is in packing state, until reaching through timer (26) When the preset low-pressure pressure retaining time, low pressure relief is sent by industrial personal computer (23) and is instructed to microcontroller (89), microcontroller Device (89) controls the low pressure branch pressure release component action, and the water pressure release in tested abnormal shape valve (100) enters water feeding tank (45), The pressure release of low pressure branch feed pipe is completed, meanwhile, microcontroller (89) controls the high pressure branch road pressure release component action, quilt The water pressure release for surveying special-shaped valve (100) enters water feeding tank (45), completes the pressure release of high pressure branch feed pipe；
Step 4035, during low pressure branch feed pipe and high pressure branch feed pipe are in pressurize, the first water Pressure detection unit (87) is measured in real time the pressure of the outlet end of low pressure branch feed pipe, and described in detecting The pressure of the outlet end of low pressure branch feed pipe is sent to microcontroller (89), and the second hydraulic pressure detection unit (74) is to the high pressure The pressure of the outlet end of branch's feed pipe is measured in real time, and by the outlet end of the high pressure branch feed pipe detected Pressure is sent to microcontroller (89), and microcontroller (89) is by the pressure of the outlet end of low pressure branch feed pipe and the height The pressure of the outlet end of pressure branch feed pipe is known as low pressure valve intensity Stress testing loss and is sent to industrial personal computer (23), industrial personal computer (23) it transfers Drawing of Curve module and draws the low pressure valve intensity Stress testing loss with the curve of low-pressure pressure retaining time change, obtain Low pressure valve intensity Stress testing loss change curve, industrial personal computer (23) is taken to be changed according to the low pressure valve intensity Stress testing loss Curve obtains the pressure drop of tested special-shaped valve (100)；
Step 4036, industrial personal computer (23) by the pressure drop of tested special-shaped valve (100) and preset low pressure pressure drop setting value into Row compares, and when the pressure drop of tested special-shaped valve (100) is less than preset low pressure pressure drop setting value, illustrates tested special-shaped valve The valve intensity of door (100) is qualified, and otherwise, tested abnormal shape valve (100) is unqualified, and industrial personal computer (23) gives microcontroller (89) to send out Send valve intensity unqualified instruction, microcontroller (89) controls alarm (88) and alarms；
Step 404, when valve intensity pressure test setting value of any one tested special-shaped valve (100) is more than 40MPa, then will High pressure valve intensity pressure test is carried out to tested special-shaped valve (100), then high pressure valve is carried out to tested special-shaped valve (100) Intensity method for testing pressure is as follows：
Step 4041, microcontroller (89) control the barrier assembly and are powered, and the first high pressure pressure regulation is sent by industrial personal computer (23) To microcontroller (89), microcontroller (89) controls proportional dump valve (37) and adjusts driving air pressure with backhaul pressure regulator valve (40) for instruction Power, later, microcontroller (89) controls the first solenoid valve (39) and second solenoid valve (50) is back and forth powered, and passes through the gas supply group Part is that the first air driven pump (51) provides driving gas, and the first air driven pump (51) is made to start, and quickly makes to fill in tested special-shaped valve (100) Full water；
Step 4042 is instructed by industrial personal computer (23) the second high pressure pressure regulation of transmission to microcontroller (89), microcontroller (89) control It makes the first solenoid valve (39) and second solenoid valve (50) powers off, the first air driven pump (51) is stopped, microcontroller (89) control Proportional dump valve (37) processed adjusts driving atmospheric pressure with backhaul pressure regulator valve (40), and later, microcontroller (89) controls third electromagnetism Valve (38) and the 4th solenoid valve (53) are back and forth powered, and are that the second air driven pump (52) provides driving gas by the gas supply assembly, make Second air driven pump (52) starts；
Step 4043 is instructed by industrial personal computer (23) transmission third high pressure pressure regulation to microcontroller (89), and microcontroller (89) is logical It crosses proportional dump valve (37) and adjusts driving atmospheric pressure rising with backhaul pressure regulator valve (40), make the outlet of high pressure branch feed pipe The pressure at end is equal to preset high pressure valve intensity pressure test setting value；
Step 4044 is instructed by industrial personal computer (23) transmission high pressure pressurize to microcontroller (89), and microcontroller (89) controls institute The action of high pressure branch road pressurize component is stated, high pressure branch feed pipe is in packing state, until reaching through timer (26) When the preset high pressure dwell time, high pressure relief is sent by industrial personal computer (23) and is instructed to microcontroller (89), microcontroller Device (89) controls the high pressure branch road pressure release component action, and the water pressure release of tested abnormal shape valve (100) enters water feeding tank (45), complete At the pressure release of high pressure branch feed pipe；
Step 4045, during high pressure branch feed pipe is in pressurize, the second hydraulic pressure detection unit (74) is to described The pressure of the outlet end of high pressure branch feed pipe is measured in real time, and by the outlet of the high pressure branch feed pipe detected The pressure at end is sent to microcontroller (89), and the pressure of the outlet end of high pressure branch feed pipe is known as by microcontroller (89) High pressure valve intensity Stress testing loss is simultaneously sent to industrial personal computer (23), and industrial personal computer (23) transfers Drawing of Curve module and draws the height It is bent to obtain the variation of high pressure valve intensity Stress testing loss for the curve that pressure valve intensity Stress testing loss changes with the high pressure dwell time Line, industrial personal computer (23) obtain the pressure of tested special-shaped valve (100) according to the high pressure valve intensity Stress testing loss change curve Drop；
Step 4046, industrial personal computer (23) by the pressure drop of tested special-shaped valve (100) and preset high pressure pressure drop setting value into Row compares, and when the pressure drop of tested special-shaped valve (100) is less than preset high pressure pressure drop setting value, illustrates tested special-shaped valve The valve intensity of door (100) is qualified, and industrial personal computer (23) sends the instruction of valve intensity qualification, microcontroller to microcontroller (89) (89) control indicator light (25) is bright；Otherwise, it is unqualified to be tested special-shaped valve (100), industrial personal computer (23) gives microcontroller (89) hair Send valve intensity unqualified instruction, microcontroller (89) controls alarm (88) and alarms；
Step 405, the dismounting logical liquid quick coupling are sent by industrial personal computer (23) later and lead to liquid quick coupling stopping gas supply Instruction to microcontroller (89), the multigroup logical liquid connector solenoid valve power-off of microcontroller (89) control, the gas supply assembly stops It is only to lead to liquid quick coupling gas supply described in every group；
Step 5: the test of valve seal pressure：
Step 501, ventilation quick coupling and the connection for being tested special-shaped valve, it is specific as follows：
Step 5011 sends ventilation quick coupling gas supply instruction by industrial personal computer (23) to microcontroller (89), microcontroller (89) multigroup ventilating joint solenoid valves are controlled, the gas supply assembly is ventilation quick coupling gas supply described in every group；
Multigroup ventilation quick coupling is connect with multiple tested special-shaped valves (100) by step 5012 respectively；
Step 502 is instructed by industrial personal computer (23) transmission sealing pressure regulation to microcontroller (89), and microcontroller (89) control is airtight Filter regulator (103) acts, until airtight pressure gauge (101) display of airtight filter regulator (103) outlet connection is close Seal pressure value meets sealed pressure setting value；Wherein, during airtight filter regulator (103) act, the first air pressure inspection It surveys the sealed pressure value that unit (102) exports airtight filter regulator (103) to be measured in real time, and will detect sealing pressure Force value is sent to microcontroller (89), and the main airtight digital display meter (111) of microcontroller (89) control carries out sealed pressure value real-time Display；
Step 503 is instructed by industrial personal computer (23) transmission sealing test to microcontroller (89), and microcontroller (89) control is multiple 5th solenoid valve (106) is powered, and is respectively multiple tested special-shaped valves by the main tracheae and each branch's tracheae (100) it inflates, until when reaching the sealed pressure testing time preset by timer (26), multiple second air pressure detections Unit (107) is respectively measured in real time the pressure of multiple described point of bronchial outlet ends, and will detect multiple described The pressure of bronchial outlet end is divided to be sent to microcontroller (89), microcontroller (89) controls the airtight digital display of multiple branches respectively Table (108) carries out real-time display to the pressure of multiple described point of bronchial outlet ends；Wherein, it is tested at special-shaped valve (100) In opening state；
Step 504, microcontroller (89) by the pressure of the multiple described point of bronchial outlet ends received respectively with set in advance Fixed sealed pressure setting value is compared, when the described point of bronchial outlet that the second air pressure detecting unit (107) detects When the pressure at end does not meet preset sealed pressure setting value, step 505 is executed；Otherwise, step 506 is executed；
Step 505, when the pressure for the described point of bronchial outlet end that the second air pressure detecting unit (107) detects do not meet it is pre- When the sealed pressure setting value first set, illustrate that the leakproofness of the tested special-shaped valve (100) is unqualified, industrial personal computer (23) is to micro- Controller (89) sends the unqualified instruction of leakproofness, and microcontroller (89) controls alarm (88) and alarms；
Step 506 meets in advance when the pressure for the described point of bronchial outlet end that the second air pressure detecting unit (107) detects When the sealed pressure setting value of setting, illustrate that the leakproofness of the tested special-shaped valve (100) is qualified, industrial personal computer (23) gives microcontroller Device (89) sends the instruction of leakproofness qualification, and it is bright that microcontroller (89) controls indicator light (25)；
Step 507, the dismounting ventilation quick coupling send ventilation quick coupling by industrial personal computer (23) and stop gas supply later Instruction to microcontroller (89), the multigroup ventilating joint solenoid valve power-off of microcontroller (89) control, the gas supply assembly stops It is only ventilation quick coupling gas supply described in every group；
Step 6: tested abnormal shape valve dismounting and labeling：Valve dismounting instruction is sent to microcontroller by industrial personal computer (23) (89), microcontroller (89) controls the power-off of the 7th solenoid valve (305), the rod chamber air inlet to hydraulic cylinder (300), hydraulic cylinder (300) piston rod (201) in is shunk, and carries out unlocking operation to hydraulic lock (315), by the quilt to surge on clamping device Special-shaped valve (100) is surveyed to dismantle, meanwhile, microcontroller (89) controls the power-off of the 6th solenoid valve (205), by the way that main air supply pipe is clamped (209) to the rodless cavity air inlet of cylinder body (200), piston rod (201) elongation in cylinder body (200), by the Pneumatic clamping mechanism On tested special-shaped valve (100) dismantle；
When the valve intensity of tested special-shaped valve (100) is qualified and is tested the valve tightness qualification of special-shaped valve (100), work Control machine (23) sends Quick Response Code print command to microcontroller (89), and microcontroller (89) control Quick Response Code print module (24) is beaten Quick Response Code is printed, and Quick Response Code is mounted on the valve intensity tested special-shaped valve (100) qualified with leakproofness and is put in storage.
8. according to the method for claim 7, it is characterised in that：Multigroup logical liquid quick coupling is distinguished in step 4012 The method all same being connect with multiple tested special-shaped valves (100), wherein lead to liquid quick coupling and tested abnormal shape described in any group Valve (100) connects, and process is as follows：
When the entrance and exit of tested special-shaped valve (100) is one, by the first logical liquid quick coupling (93) be tested it is different The entrance of type valve (100) connects, and the second logical liquid quick coupling (94) is connect with the outlet of tested special-shaped valve (100)；
When the entrance of tested special-shaped valve (100) is one, and the outlet of tested special-shaped valve (100) is two, first is led to Liquid quick coupling (93) is connect with the entrance of tested special-shaped valve (100), by the second logical liquid quick coupling (94) and tested abnormal shape The one outlet of valve (100) connects, by another outlet of the spare logical liquid quick coupling and tested special-shaped valve (100) Connection；
When the entrance of tested special-shaped valve (100) is two, and the outlet of tested special-shaped valve (100) is one, first is led to Liquid quick coupling (93) is connect with an entrance of tested special-shaped valve (100), by the spare logical liquid quick coupling and is tested Another entrance of special-shaped valve (100) connects, by the outlet of the second logical liquid quick coupling (94) and tested special-shaped valve (100) Connection.
9. according to the method for claim 7, it is characterised in that：Multigroup ventilation quick coupling is distinguished in step 5012 The method all same being connect with multiple tested special-shaped valves (100), wherein ventilate described in any group quick coupling and tested abnormal shape Valve (100) connects, and process is as follows：
When the entrance and exit of tested special-shaped valve (100) is one, by the first ventilation quick coupling (109) be tested it is different The entrance of type valve (100) connects, and the second ventilation quick coupling (110) is connect with the outlet of tested special-shaped valve (100)；
When the entrance of tested special-shaped valve (100) is one, and the outlet of tested special-shaped valve (100) is two, first is led to Gas quick coupling (109) connect with the entrance of tested special-shaped valve (100), by the second ventilation quick coupling (110) be tested it is different The one outlet of type valve (100) connects, another by the back up ventilation quick coupling and tested abnormal shape valve (100) goes out Mouth connection；
When the entrance of tested special-shaped valve (100) is two, and the outlet of tested special-shaped valve (100) is one, first is led to Gas quick coupling (109) is connect with an entrance of tested special-shaped valve (100), by the back up ventilation quick coupling and is tested Another entrance of special-shaped valve (100) connects, by going out for the second ventilation quick coupling (110) and tested abnormal shape valve (100) Mouth connection.
10. according to the method for claim 7, it is characterised in that：The value range of the sealed pressure setting value is 0.5MPa~0.8MPa.
11. according to the method for claim 7, it is characterised in that：Microcontroller (89) control the in step I neutralization procedure V Before seven solenoid valves (305) are powered, operation hydraulic pressure oil cut-off valve (307) is opened；Abnormal shape valve is tested in step I and step V (100) when being clamped, when the super safe hydraulic pressure setting value of the hydraulic pressure being clamped in main fuel feed pump (303), hydraulic oil safety valve (309) It opens；
Step I neutralization procedure V carries out the hydraulic pressure that main fuel feed pump (303) is clamped by the second clamping machine pressure gauge (310) real When detect so that the second clamping machine pressure gauge (310) display the main fuel feed pump of clamping (303) hydraulic pressure with second be clamped digital display Hydraulic pressure in the main fuel feed pump of clamping (303) of table (311) display is identical；
The pressure being clamped in main air supply pipe (209) is examined in real time by the first clamping machine pressure gauge (210) in step C It surveys, so that the pressure in the main air supply pipe of clamping (209) of the first clamping machine pressure gauge (210) display and the first clamping digital display meter (211) hydraulic pressure of the pressure in the main air supply pipe of clamping (209) shown is identical.
CN201810405675.2A 2018-04-29 2018-04-29 Special-shaped valve pressure on-line test system and test method Active CN108801773B (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN109870363A (en) * 2019-01-30 2019-06-11 重庆瑞力比燃气设备有限责任公司 A kind of pressure-measuring method and pressure testing system
CN114526276A (en) * 2022-04-25 2022-05-24 中海石油(中国)有限公司 Special hydraulic station for testing functions of hydraulic reversing valve and testing method thereof

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