CN110375985A - Valve pressure test and hydrostatic life test combination unit and its application method - Google Patents
Valve pressure test and hydrostatic life test combination unit and its application method Download PDFInfo
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- CN110375985A CN110375985A CN201910793815.2A CN201910793815A CN110375985A CN 110375985 A CN110375985 A CN 110375985A CN 201910793815 A CN201910793815 A CN 201910793815A CN 110375985 A CN110375985 A CN 110375985A
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- 238000012360 testing method Methods 0.000 title claims abstract description 78
- 230000002706 hydrostatic effect Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000000446 fuel Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 2
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 230000007306 turnover Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/003—Machine valves
-
- 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
Abstract
The present invention relates to valve pressure test and hydrostatic life test combines the unit and its application method, it is time saving and energy saving effectively to solve, the problem of accurate detection valve pressure and hydrostatic life test, driving device is housed in the side of sink between main box and auxiliary box body, main box top is equipped with operation panel, pressure gauge is housed on operation panel, left hydraulic jaw is housed through auxiliary box body scratch diskette on auxiliary box body, right hydraulic jaw is housed through main box scratch diskette on main box, hydraulic system and electrical system are housed on main box, hydraulic system, electrical system is connected through RS232 serial bus with the USB jack of control cabinet；Structure of the invention novel and unique integrates valve pressure test and hydrostatic life test, easy to use, and test is accurate, effect is good, and saving of work and time, detection efficiency is high, and use is safe, there is good economic and social benefit.
Description
Technical field
The present invention relates to valve detection equipment, especially a kind of valve pressure test and hydrostatic life test are combined the unit
And its application method.
Background technique
Valve exfactory inspection and type approval test must do project to seal on high-low pressure leakage test, Shell test, high-low pressure
Test and hydrostatic life test, these tests can be completed by blind plate and hydraulic test pump, but checkability is low, can only make list
One project, and safety coefficient is not high.Although there is equipment that can disposably complete all pressure testing projects at this stage, due to
The device does not have guide rod, limits the installation of large bore valves, and in addition to this, these equipment can not also control valve clamping dress
Hydraulic coupling is set, and not can guarantee valve to be fixed in equipment at elevated pressures, it is often more important that these detection devices
The hydrostatic life test of valve can not be disposably completed, detection data can not also acquire preservation in time.Conventional method can only be dismantled
It is examined on special equipment after valve, in addition to bothersome laborious, detection data is not also very reliable.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the purpose of the present invention is just to provide a kind of valve pressure examination
Test with hydrostatic life test combination unit and its application method, can effectively solve time saving and energy saving, accurate detection valve pressure
The problem of with hydrostatic life test.
The technical solution that the present invention solves is, a kind of valve pressure test combines the unit and its makes with hydrostatic life test
With method, including main box, auxiliary box body, control cabinet and sink, sink, main box and odd-side are equipped between main box and auxiliary box body
Driving device is housed in the side of sink between body, main box top is equipped with operation panel, and pressure gauge is housed on operation panel, secondary
Left hydraulic jaw is housed through auxiliary box body scratch diskette on cabinet, right hydraulic jaw is housed through main box scratch diskette on main box, on main box
Equipped with hydraulic system and electrical system, hydraulic system, electrical system are connected through RS232 serial bus with the USB jack of control cabinet；
The driving device is made of bracket, third hydraulic cylinder, the 4th hydraulic cylinder, motor, drive rod and hydraulic tube, and third is hydraulic
Cylinder, the 4th hydraulic cylinder are attached separately on the both ends of bracket, and the end of bracket, which is supported, is equipped with motor, through joining on the output shaft of motor
Axis device is equipped with drive rod, and pressure sensor (not indicating in figure), pressure sensor and pressure gauge are housed on the scratch diskette of main box
It is connected, and is connected through RS232 serial bus with the USB jack of control cabinet；The electrical system is the electricity of power supply and control cabinet
Source is connected, control cabinet through on RS232 serial bus and motor, operation panel auxiliary box body scratch diskette driver electron switch,
The electronic switch of high-pressure hydraulic pump electronic switch and low pressure fuel pump, the electronic switch of hydraulic jaw driver, driving device driver
Electronic switch, the electronic switch of auxiliary box body driver, test(ing) medium control valve are connected with unloading pressure control valve；The hydraulic system
Be, low pressure fuel pump through hydraulic tube respectively with first hydraulic cylinder, second hydraulic cylinder, third hydraulic cylinder, the 4th hydraulic cylinder, the 5th hydraulic
Cylinder, the 6th hydraulic cylinder are connected, and first hydraulic cylinder constitutes the driving structure of left hydraulic jaw, and second hydraulic cylinder constitutes auxiliary box body scratch diskette
Driving structure, third hydraulic cylinder, the 4th hydraulic cylinder constitute the driving structure that moves up and down of driving device, the 5th hydraulic cylinder structure
At the driving structure of right hydraulic jaw, the 6th hydraulic cylinder constitutes the driving structure of auxiliary box body.
Structure of the invention novel and unique integrates valve pressure test and hydrostatic life test, easy to use, test
Accurately, effect is good, saving of work and time, and detection efficiency is high, and use is safe, there is good economic and social benefit.
Detailed description of the invention
Fig. 1 is structural front view of the invention.
Fig. 2 is inventive drive means structural schematic diagram.
Fig. 3 is left and right hydraulic jaw structural front view of the invention.
Fig. 4 is electrical system frame diagram of the invention.
Fig. 5 is the power system architecture figure of auxiliary box body hydraulic jaw and hydraulic cylinder of the invention.
Fig. 6 is hydraulic system frame diagram of the invention.
Specific embodiment
It elaborates below in conjunction with attached drawing to a specific embodiment of the invention.
As shown in Fig. 1-6, a kind of valve pressure test of the present invention is combined the unit with hydrostatic life test and its user
Method, including main box, auxiliary box body, control cabinet and sink are equipped with sink 10, main box 8 and pair between main box 8 and auxiliary box body 1
Driving device 3 is housed in the side of sink between cabinet 1,8 top of main box is equipped with operation panel 5, pressure is housed on operation panel 5
Power table 4 is equipped with left hydraulic jaw 2-2 through auxiliary box body scratch diskette on auxiliary box body 1, and right liquid is housed through main box scratch diskette on main box 8
Claw 2-1, is equipped with hydraulic system 9 and electrical system 7 on main box 8, hydraulic system, electrical system through RS232 serial bus with
The USB jack of control cabinet 6 is connected；The driving device 3 is by bracket 3-1, third hydraulic cylinder 21-3, the 4th hydraulic cylinder 21-
4, motor 3-3, drive rod 3-4 and hydraulic tube 3-2 are constituted, and third hydraulic cylinder 21-2, the 4th hydraulic cylinder 21-4 are attached separately to bracket
On the both ends of 3-1, the end of bracket 3-1 is equipped with motor 3-3 through support, is equipped with and drives through shaft coupling on the output shaft of motor 3-3
Bar 3-4 is equipped with pressure sensor (not indicating in figure) on the scratch diskette of main box 8, and pressure sensor is connected with pressure gauge 4, and
It is connected through RS232 serial bus with the USB jack of control cabinet 6；The electrical system is the power supply of power supply 11 and control cabinet 6
End is connected, and control cabinet 6 is through the auxiliary box body work disk drive 17-1 electricity on RS232 serial bus and motor 3-3, operation panel 5
Sub switch, the electronic switch of 16 electronic switch of high-pressure hydraulic pump and low pressure fuel pump 18, the electronic switch of hydraulic jaw driver 17-2, drive
The dynamic electronic switch of device driver 17-3, the electronic switch of auxiliary box body driver 17-4, test(ing) medium control valve 19 and pressure release
Control valve 20 is connected；The hydraulic system is, low pressure fuel pump 18 through hydraulic tube 3-2 respectively with first hydraulic cylinder 21-1, second
Hydraulic cylinder 21-2, third hydraulic cylinder 21-3, the 4th hydraulic cylinder 21-4, the 5th hydraulic cylinder 21-5, the 6th hydraulic cylinder 21-6 are connected, the
One hydraulic cylinder 21-1 constitutes the driving structure 17-2-1 of left hydraulic jaw 2-2, and second hydraulic cylinder 21-2 constitutes auxiliary box body scratch diskette
Driving structure 17-1-1, third hydraulic cylinder 21-3, the 4th hydraulic cylinder 21-4 constitute the driving structure that driving device 3 moves up and down
17-3-1, the 5th hydraulic cylinder 21-5 constitute the driving structure 17-2-2 of right hydraulic jaw 2-1, and the 6th hydraulic cylinder 21-6 constitutes auxiliary box body
1 driving structure 17-4-1.
In order to guarantee using effect and easy to use, through alarm interface equipped with urgent report on the control cabinet (PC) 6
Alert device 12, and liquid crystal display 13, keyboard 14 and fan 15 are housed through RS232 serial bus；
The right hydraulic jaw 2-1, left hydraulic jaw 2-2 structure are identical, are by being equipped with 3 uniformly distributed hydraulic jaw structures on disk
At as shown in Figure 3；
The operation panel 5 is filled by insulating cement plank and its above for controlling power switch, the low pressure fuel pump of power supply
It switchs, left and right hydraulic jaw advances, retreats, clamping, loosens switch, scratch diskette upwards, downwardly turns over switch, moving down in driving device
Dynamic and left and right moving control switch, left and right hydraulic jaw pressurization control switch, left and right water inlet wherein intake valve switch, left and right relief valve are opened
It closes, high-pressure hydraulic pump pressurization ratio control switch and plant-wide emergency shutdown control switch are constituted；
Solenoid valve is housed, solenoid valve is gone here and there through RS232 on the hydraulic pipeline that right hydraulic jaw 2-1, the left hydraulic jaw 2-2 is connected
Mouth bus is connected with the solenoid valve control end of controller and (does not indicate in figure).
It is of the invention it can be seen from above structure:
1, the present apparatus includes main box, auxiliary box body, hydraulic system, electrical system, driving device, operation panel, driving device control
Platform processed, sink.
2, auxiliary box body is equipped with second hydraulic cylinder 21-2, the 6th hydraulic cylinder 21-6 and scratch diskette, and the first liquid is housed on scratch diskette
Cylinder pressure 21-1 and hydraulic jaw (three), hydraulic jaw is mainly used for fixed valve.Second hydraulic cylinder 21-2 controls the overturning of scratch diskette,
6th hydraulic cylinder 21-6 control auxiliary box body moves left and right.
3, main box is mainly made of hydraulic jaw (three), the 5th hydraulic cylinder 21-5, operation panel, pressure gauge.
4, operation panel mainly includes power switch control, pump switch controls, hydraulic jaw forward-reverse clamping in left and right is put
Pine control, scratch diskette downwardly turn over control upwards, driving device moves up and down and left and right moving control, the pressurization control of left and right hydraulic jaw
System, the control of left and right water inlet (gas) valve, the control of left and right relief valve, gas drive high-pressure hydraulic pump pressurization ratio control, plant-wide emergency shutdown etc..
5 are known as left hydraulic jaw for convenience of introducing, by auxiliary box body hydraulic jaw, and main box hydraulic jaw is known as right hydraulic jaw, and first
Hydraulic cylinder 21-1, which controls left hydraulic jaw, to be advanced, retreat, clamps, loosens, the 5th hydraulic cylinder 21-5 control right hydraulic jaw advance, after
It moves back, clamp, loosen.
6, driving device is by bracket, motor, third hydraulic cylinder 21-3, the 4th hydraulic cylinder 21-4, drive rod, power supply and data
Control line, hydraulic oil pipe composition, set test parameters by driving device control platform, are transferred to driving device and realize valve automatically
Door open and close operation.Wherein, the rotation of motor control drive rod, third hydraulic cylinder 21-3 control bracket move up and down, and the 4th
Hydraulic cylinder 21-4 control bracket moves left and right.
7, PLC control cabinet is mainly used for the setting, transmission, acquisition of activation bit.The control platform is mainly used for realizing valve
Door hydrostatic test automation, can set valve switch number, torque, pressure, speed etc. i.e. by the computer platform editing machine
It can be automatically performed the hydrostatic life test of valve, be not necessarily to manual operation and interference.
8, electrical system is mainly made of motor, solenoid valve, control line, for controlling detection device starting and closing, with
And the work of control hydraulic jaw, driving device, scratch diskette hydraulic system is opened and closed by solenoid valve, it is specifically exactly electrical system
Hydraulic system is controlled, while realizing low pressure fuel pump open and close, the unlatching of the water valve on high-pressure hydraulic pump inlet and outlet pipe lines is closed,
The unlatching of relief valve is closed and being automatically stopped of high-pressure hydraulic pump, the on/off of plant-wide emergency shutdown, driving device.
9, hydraulic system is mainly made of oil pump, solenoid valve, hydraulic tube, is moved for controlling driving device lifting and left and right
It moves, scratch diskette spins upside down and is moved forward and backward, hydraulic jaw forward-reverse and clamping loosen.That is, hydraulic system is to use
Advance in left and right hydraulic jaw, retreat, clamp, loosen, scratch diskette is flipped up, downwardly turns over, and driving device is moved up, moved down, is left
It moves right, left and right hydraulic jaw pressurization, auxiliary box body advances, retreats.On the one hand pressure data measured by test pressure sensor passes
To pressure gauge 4, it is on the other hand sent to control cabinet, is shown by the controller on control cabinet.
The present invention is in use, method is, by valve to be detected mounted in being placed on the pressure piping on pond, by left and right liquid
Claw firmly grasps valve to be measured, and the drive rod of driving device is withstood on valve (to adjust drive rod lower end according to valve height
The position of height guarantees that drive rod is closely withstood on valve), and by control cabinet setting electromagnetic valve, the number of electronic switch, torsion
Square, pressure, speed, then start each electric component by controller, and low pressure fuel pump is the combination unit hydraulic pressure system by hydraulic tube
System provides power source, and hydraulic cylinder control bracket is moved left and right, moved up and down；
Hydraulic jaw driver control or so hydraulic jaw is clamped, loosens, advances, is retreated；
Driving device driver control driving device bracket moves left and right, moves up and down that (valve height is different, to adjust driving
Bar position)；
Auxiliary box body driver control auxiliary box body moves left and right；
The rotation of motor control drive rod；
Test(ing) medium control valve is used for Selection experiment medium (water or gas)；
Unloading pressure control valve is used for release test pressure (maximum pressure can reach 30MPa), ensures testing crew personal safety；
The gas drive high pressure water pump group Control experiment pressure rate of rise；
Motor is used for the rotation of drive rod, realizes that valve automatically turns on and closes；
The overturning of auxiliary box body scratch diskette driver control scratch diskette.
After on-test, valves test data to be measured, including pressure data, hydrostatic lifetime data are simultaneously through sensing
Device is transferred to pressure gauge, and simultaneous transmission is shown to controller, and on controller display, can fast, easily simultaneously
Realize valve pressure test and hydrostatic life test.
Using hydraulic jaw fixed valve, clamping force can be adjusted freely, preferably ensure that reviewer's safety；Except this it
Outside, which may be implemented two-way simultaneous pressurization detection, only needs to install when testing valve and once can be completed whole
Pressure testing project and hydrostatic life test, substantially increase checkability and safety.Pass through driving device control platform
Editing machine, setting valve switch number, torque etc. can be automatically performed the hydrostatic life test of valve, be not necessarily to human intervention
Operation.
It invention can be widely used in more bore valve housing tests, Back seal test, leakage test, valve hydrostatic service life
Test.By the adjustment of test tool, the present apparatus can cover nominal pressure≤42MPa, nominal dimension≤300mm metal valve
Door.In addition, the adjustable hydraulic device of the device, clamps according to different bores, the suitable valve of different tests design of pressure
Pressure ensure that worker safety so that valve be effectively prevent to fall off, and in addition to this, which uses hydraulic jaw fixed valve
Door, the not blocking of guide rod can be convenient the installation and removal of heavy caliber detection valve.It is more advanced to be, the device into
When row hydrostatic test, the unlatching of valve closes and all realizes automation, is not necessarily to human attendance, after life test is completed, drives
Dynamic device is automatically stopped work, can carry out pressure testing on the apparatus without dismantling valve, greatly improve detection effect
Rate, detection efficiency can be improved 4 times or more, and test accurately, and error rate is less than 1%, i.e., accuracy rate does not find valve 99% or more
Door falls off and unsafe accident, there is good economic and social benefit.
Claims (6)
1. a kind of valve pressure test and hydrostatic life test combine the unit, including main box, auxiliary box body, control cabinet and water
Slot, which is characterized in that between main box (8) and auxiliary box body (1) be equipped with sink (10), between main box (8) and auxiliary box body (1)
The side of sink is equipped with driving device (3), and main box (8) top is equipped with operation panel (5), and pressure is housed on operation panel (5)
Table (4), is equipped with left hydraulic jaw (2-2) through auxiliary box body scratch diskette on auxiliary box body (1), and main box fills on (8) through main box scratch diskette
Have right hydraulic jaw (2-1), hydraulic system (9) and electrical system (7), hydraulic system, electrical system warp are housed on main box (8)
RS232 serial bus is connected with the USB jack of control cabinet (6)；The driving device (3) is hydraulic by bracket (3-1), third
Cylinder (21-3), the 4th hydraulic cylinder (21-4), motor (3-3), drive rod (3-4) and hydraulic tube (3-2) are constituted, third hydraulic cylinder
(21-2), the 4th hydraulic cylinder (21-4) are attached separately on the both ends of bracket (3-1), and the end of bracket (3-1) is through support equipped with electricity
Machine (3-3) is equipped with drive rod (3-4) through shaft coupling on the output shaft of motor (3-3), equipped with pressure on the scratch diskette of main box (8)
Force snesor, pressure sensor are connected with pressure gauge (4), and are connected through RS232 serial bus with the USB jack of control cabinet (6)；
The electrical system is that power supply (11) is connected with the power end of control cabinet (6), and control cabinet (6) is through RS232 serial bus and electricity
Auxiliary box body work disk drive (17-1) electronic switch, high-pressure hydraulic pump (16) electronic switch on machine (3-3), operation panel (5)
And the electronic switch of low pressure fuel pump (18), the electronic switch of hydraulic jaw driver (17-2), driving device driver (17-3)
Electronic switch, the electronic switch of auxiliary box body driver (17-4), test(ing) medium control valve (19) are connected with unloading pressure control valve (20)；
The hydraulic system is, low pressure fuel pump (18) through hydraulic tube (3-2) respectively with first hydraulic cylinder (21-1), second hydraulic cylinder
(21-2), third hydraulic cylinder (21-3), the 4th hydraulic cylinder (21-4), the 5th hydraulic cylinder (21-5), the 6th hydraulic cylinder (21-6) phase
Even, first hydraulic cylinder (21-1) constitutes the driving structure (17-2-1) of left hydraulic jaw (2-2), and second hydraulic cylinder (21-2) constitutes secondary
The driving structure (17-1-1) of cabinet scratch diskette, third hydraulic cylinder (21-3), the 4th hydraulic cylinder (21-4) constitute driving device (3)
The driving structure (17-3-1) moved up and down, the 5th hydraulic cylinder (21-5) constitute the driving structure (17-2- of right hydraulic jaw (2-1)
2), the 6th hydraulic cylinder (21-6) constitutes the driving structure (17-4-1) of auxiliary box body (1).
2. valve pressure test according to claim 1 and hydrostatic life test combine the unit, which is characterized in that described
Control cabinet (6) on through alarm interface be equipped with emergency alarm (12), and through RS232 serial bus be equipped with liquid crystal display
(13), keyboard (14) and fan (15).
3. valve pressure test according to claim 1 and hydrostatic life test combine the unit, which is characterized in that described
Right hydraulic jaw (2-1), left hydraulic jaw (2-2) structure it is identical, be by disk be equipped with 3 uniformly distributed hydraulic jaws constitute.
4. valve pressure test according to claim 1 and hydrostatic life test combine the unit, which is characterized in that described
Operation panel (5) be the power switch for controlling power supply filled by insulating cement plank and its above, it is low pressure fuel pump switch, left
Right hydraulic jaw advances, retreats, clamping, loosens switch, scratch diskette upwards, downwardly turn over switch, driving device moves up and down and left
Move right control switch, left and right hydraulic jaw pressurization control switch, left and right water inlet wherein intake valve switch, left and right pressure release threshold switch, high pressure
Water pump pressurization ratio control switch and plant-wide emergency shutdown control switch are constituted.
5. valve pressure test according to claim 1 and hydrostatic life test combine the unit, which is characterized in that described
Right hydraulic jaw (2-1), on the hydraulic pipeline that is connected of left hydraulic jaw (2-2) equipped with solenoid valve, solenoid valve is total through RS232 serial ports
Line is connected with the solenoid valve control end of controller.
6. the application method of the valve pressure test of claims 1 or 2-5 and hydrostatic life test combination unit, feature
It is, by valve to be detected mounted in being placed on the pressure piping on pond, valve to be measured is firmly grasped by left and right hydraulic jaw, and will drive
The drive rod of dynamic device is withstood on valve, and the position of drive rod lower end height is adjusted according to valve height, guarantees that drive rod is tight
It is close to withstand on valve, and electromagnetic valve, the number of electronic switch, torque, pressure, speed are set by control cabinet, then by controlling
Device starts each electric component, and low pressure fuel pump provides power source, hydraulic cylinder control by hydraulic tube for the combination unit hydraulic system
Bracket is moved left and right, is moved up and down；
Hydraulic jaw driver control or so hydraulic jaw is clamped, loosens, advances, is retreated；
Driving device driver control driving device bracket is moved left and right, is moved up and down, and valve height is different, to adjust driving
Bar position；
Auxiliary box body driver control auxiliary box body moves left and right；
The rotation of motor control drive rod；
Test(ing) medium control valve is used for Selection experiment medium water or gas；
Unloading pressure control valve is used for release test pressure, and maximum pressure 30MPa ensures testing crew personal safety；
The gas drive high pressure water pump group Control experiment pressure rate of rise；
Motor is used for the rotation of drive rod, realizes that valve automatically turns on and closes；
The overturning of auxiliary box body scratch diskette driver control scratch diskette；
After on-test, valves test data to be measured, including pressure data, hydrostatic lifetime data are passed through sensor simultaneously
It is defeated by pressure gauge, and simultaneous transmission is shown to controller, and on controller display, can fast, easily realized simultaneously
Valve pressure test and hydrostatic life test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910793815.2A CN110375985B (en) | 2019-08-27 | 2019-08-27 | Valve pressure test and hydrostatic life test combined device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910793815.2A CN110375985B (en) | 2019-08-27 | 2019-08-27 | Valve pressure test and hydrostatic life test combined device and use method thereof |
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| Publication Number | Publication Date |
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| CN110375985A true CN110375985A (en) | 2019-10-25 |
| CN110375985B CN110375985B (en) | 2024-03-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373722A (en) * | 2020-11-19 | 2021-02-19 | 中国航空油料有限责任公司山东分公司 | Intelligent testing arrangement of aircraft refueling joint pressure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373722A (en) * | 2020-11-19 | 2021-02-19 | 中国航空油料有限责任公司山东分公司 | Intelligent testing arrangement of aircraft refueling joint pressure |
| CN112373722B (en) * | 2020-11-19 | 2021-07-27 | 中国航空油料有限责任公司山东分公司 | Intelligent testing arrangement of aircraft refueling joint pressure |
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| CN110375985B (en) | 2024-03-22 |
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