CN103143538A - Pipeline pressure test and pulse cleaning integrated equipment - Google Patents
Pipeline pressure test and pulse cleaning integrated equipment Download PDFInfo
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- CN103143538A CN103143538A CN2013100466613A CN201310046661A CN103143538A CN 103143538 A CN103143538 A CN 103143538A CN 2013100466613 A CN2013100466613 A CN 2013100466613A CN 201310046661 A CN201310046661 A CN 201310046661A CN 103143538 A CN103143538 A CN 103143538A
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Abstract
The invention discloses pipeline pressure test and pulse cleaning integrated equipment which comprises a hydraulic oil filter system, a pipeline cleaning and blow-drying system, a pipeline high-pressure test system, an automatic door system, and a PLC monitoring and operating system; the pipeline pressure test and pulse cleaning integrated equipment provided by the invention has the functions of cleaning, pressure testing, load imitation testing, and one machine can integrate more functions. As the name suggests, the pipeline pressure test and pulse cleaning integrated equipment is a combined machine of a pipeline cleaning machine and a press testing device, and one machine achieves the functions of two machines. The combined machine ensures that equipment purchasing and using costs can be saved.
Description
Technical field
What the present invention relates to is a kind of pipeline pressure testing and pulse cleaning integrated equipment.
Technical field
The invention belongs to electromechanical integration technology area, relate to a kind of large flow cleaning, high pressure pressure testing and the method for the integrated technique that dries up, be specifically related to the cleaning pressure testing equipment of a kind of control based on PLC and monitoring.
Background technology
Pipe line cleaning machine is for impurity and foreign matter in ridding machines equipment (as engineering machinery, railway locomotive, petroleum machinery, fire engines etc.) fluid pressure line; thereby guarantee that plant equipment avoids occuring misoperation in running, operating efficiency and security reliability are increased substantially.
The pipeline pressure testing machine is mainly used in the test of withstand voltage, the bursting property of the products such as various plant equipment flexible pipes, sebific duct, air-conditioner pipe, hose assembly.The burst pressure that is used for the pipe fitting of various models is measured and pressure-resistant time mensuration.It is widely used in the field such as production, developmental research of the various flexible pipes such as quality testing unit, various car parts manufacturer, product quality measuring station, research institutions.
At present, pipeline-cleaning pressure testing machine equipment is offshore company oneself and makes, and domestic do not have production and sales producers.Domestic only have cleaning machine and a pressure testing machine.There is strict requirement in many main engine plants to the assurance ability of supporting producer, and fluid pressure line must all carry out pressure testing and clean.Domestic what generally adopt at present is that pressure testing-cleaning-dry up operation break-down carries out, and operation is more, and transhipment causes secondary pollution problems back and forth, can't satisfy the quality requirement of flexible pipe.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of pipeline pressure testing and pulse cleaning integrated equipment for the deficiencies in the prior art.
Technical scheme of the present invention is as follows:
A kind of pipeline pressure testing and pulse cleaning integrated equipment comprise hydraulic oil filtering system, pipeline-cleaning and blow-drying system, pipeline high pressure pressure testing system, automatic door unit, PLC monitoring and operating system; Described hydraulic oil filtering system is used for hydraulic oil is filtered, and guarantees the cleannes of hydraulic oil; Pipeline-cleaning and blow-drying system are used for flexible pipe is cleaned and dries up, utilize pressure sensor and flow sensor, relevant data and signal are delivered to PLC monitoring and operating system, and after receiving the control signal of PLC monitoring and operating system, drive execution unit; Pipeline high pressure pressure testing system utilizes pressure sensor for flexible pipe is carried out pressure testing, and relevant data and signal are delivered to PLC monitoring and operating system, and after the control signal that receives PLC monitoring and operating system, drives relevant execution unit; Automatic door unit is responsible for the Push And Release of tub automatically-controlled door, after the control signal that receives PLC monitoring and operating system, drives relevant execution unit.
described pipeline pressure testing and pulse cleaning integrated equipment, in described hydraulic oil filtering system, VQ45 type vane pump and three filters form an independent filtration system, during the hydraulic oil filtering system works, receive the control signal of PLC monitoring and operating system, two driving pneumatic actuators are opened the large flow ball valve of L-type, HSW15 type motor-driven VQ45 type vane pump, export the hydraulic oil of large flow, make hydraulic oil successively by 5 μ m filters, 3 μ m filters, the flexible pipe of pressure testing to be cleaned and 20 μ m filters, reach the effect of filtering the cleaning fluid force feed, make the cleanliness of hydraulic oil of flexible pipe entrance to be cleaned reach more than 6 grades of NAS1638 standard, when the cleaning fluid force feed is dirty, when the generation electric signal on filter is reported to the police, send a signal to the PLC control system, equipment is quit work, remind the operator to change the cleaning fluid force feed, the filter rinsed filter core.
Described pipeline pressure testing and pulse cleaning integrated equipment, the cleaning process of described pipeline-cleaning and blow-drying system: press start button, press cleaning step on the man-machine interface touch-screen, input scavenging period and cleaning flow, the proportional velocity regulating valve energising is opened certain opening output and is set the cleaning flow, the two-position-five-way solenoid valve energising, and two driving pneumatic actuators drive the large flow ball valve of L-type, make its that connecting system that taps into oil pipe line, often open Pneumatic valve and often open a connecting system; In-line: the filter-proportional velocity regulating valve of the fuel-displaced fuel tank-large flow ball valve-3 of VQ45 type vane pump-L-type μ m filter screen-target scavenge pipe left end; Oil return line: oil return fuel tank after target scavenge pipe right-hand member-Chang Kai Pneumatic valve-20 μ m filter-cleaning; The process that dries up of described pipeline-cleaning and blow-drying system: input dries up the time on the man-machine interface touch-screen, after completing cleaning pressure testing process, automatically enter the process of drying up, HSW15 type motor and normally closed two three-way electromagnetic valves (1) outage, dry up normally closed two-way electromagnetic valve (2) energising in hydraulic circuit, it often opens a connecting system; System circuit: oil return fuel tank after the filter of source of the gas-air cleaner-normally closed two three-way electromagnetic valves (2)-target scavenge pipe-Chang Kai Pneumatic valve-20um filter screen-cleaning.
Described pipeline pressure testing and pulse cleaning integrated equipment, the pressure testing process of described pipeline high pressure pressure testing system: press the pressure testing step on the man-machine interface touch-screen, input pressure testing time and pressure test pressure, normally closed two three-way electromagnetic valves (1) energising, the output pressure of high-flow pressure reducing valve is controlled in the electric Proportion valve energising, reach the pressure test pressure of setting after the Pneumatic booster pump supercharging, control normally closed two three-way electromagnetic valves (2) energising of often opening Pneumatic valve, make and often open normally closed connecting system of Pneumatic valve; System circuit: source of the gas-filtering pressure reducing valve+air gauge+oil mist separator-ratio regulator-normally closed two three-way electromagnetic valves (1)+fuel-displaced fuel tank-Pneumatic booster pump, target pressure testing pipe, often open Pneumatic valve-oil return fuel tank.
The present invention has flushing, pressure testing and load simulation experiential function, and a machine can multi-functionally make up.As the term suggests it is exactly the unit mahine of pipe line cleaning machine and pressure testing machine, a machine has the function of two machines.Composite machine can be saved equipment purchase and equipment use cost.Its workflow is generally first experimental test sebific duct and bears pressure, larger flow pulse cleaning hose assembly, and last gas dries up.
1, adopt the hydraulic principle of hydraulic pump to rinse, power match is reasonable;
2, the filter of high filtration ratio, multistage filtering, filter are provided with the electric signal warning device;
3, compact conformation, volume is little;
4, pressure testing flow 0.3L/min;
5, tape pulse rinses;
6, a machine can multi-functionally make up, and flushing, pressure testing and load simulation experiential function are arranged;
7, unit can provide multiple flushing flow rate specification (two to six kinds of flow specifications);
8, flush efficiency is high, saves the washing time duration;
9, the filter core loss few, save consumables cost;
10, unit mahine can be saved equipment purchase cost and equipment use cost;
11, filter can carry out back flush, saves the more number of times of renew cartridge, saves disassembly and assembly time.
Description of drawings
Fig. 1 is the general structure schematic diagram of system of the present invention;
Fig. 2 is the structural representation of hydraulic oil filtering system;
Fig. 3 is the structural representation of pipeline-cleaning and blow-drying system;
Fig. 4 is the structural representation of pipeline high pressure pressure testing system;
Fig. 5 is the structural representation of automatic door unit;
Fig. 6 is PLC monitoring and operating system.
The specific embodiment
Below in conjunction with the accompanying drawing specific embodiment, method of the present invention is described in more detail.
Fig. 1 is the general structure schematic diagram of system of the present invention, comprises hydraulic oil filtering system, pipeline-cleaning and blow-drying system, pipeline high pressure pressure testing system, automatic door unit, PLC monitoring and operating system.The hydraulic oil filtering system is responsible for hydraulic oil is filtered, and guarantees the cleannes of hydraulic oil.Pipeline-cleaning and blow-drying system are responsible for the cleaning of flexible pipe and are dried up, utilize pressure sensor and flow sensor, relevant data and signal are delivered to PLC monitoring and operating system, and after the control signal that receives PLC monitoring and operating system, drive relevant execution unit, as magnetic valve, proportional velocity regulating valve and motor etc.Pipeline high pressure pressure testing system is responsible for flexible pipe is carried out pressure testing, utilize pressure sensor, relevant data and signal are delivered to PLC monitoring and operating system, and after receiving the control signal of PLC monitoring and operating system, drive relevant execution unit, as magnetic valve, electric Proportion valve and motor etc.Automatic door unit is responsible for the Push And Release of tub automatically-controlled door, after the control signal that receives PLC monitoring and operating system, drives relevant execution unit such as magnetic valve.The PLC monitoring is carried out real-time monitoring and control with operating system to other four systemses.At first the PLC monitoring is controlled purging system corresponding magnetic valve, proportional velocity regulating valve and motor with operating system, flow and time are arranged, realize the cleaning process of equipment, and show that by sensor and display screen it cleans flow, cleaning pressure and scavenging period, then the PLC monitoring is controlled high pressure pressure testing system corresponding magnetic valve and electric Proportion valve with operating system, pressure test pressure and pressure testing time are controlled, realize the high pressure pressure testing process of equipment, and show its pressure test pressure and dwell time by sensor and display screen.Last PLC control is controlled the corresponding magnetic valve of blow-drying system with operating system, controls with the time that dries up drying up pressure, realizes drying up process.The filtration system middle filtrator is provided with warning device, when filter stops up, realizes warning function, and at this moment PLC monitoring receives alarm signal with operating system, and control appliance makes its shutdown.
Fig. 2 is the structural representation of hydraulic oil filtering system.VQ45 type vane pump and three filters form an independent filtration system, during the hydraulic oil filtering system works, receive the control signal of PLC monitoring and operating system, two driving pneumatic actuators are opened the large flow ball valve of L-type, HSW15 type motor-driven VQ45 type vane pump, the hydraulic oil of the large flow of output certain pressure, make hydraulic oil successively by 5 μ m filters, 3 μ m filters, the flexible pipe of pressure testing to be cleaned and 20 μ m filters, reach the effect of filtering the cleaning fluid force feed, make the cleanliness of hydraulic oil of flexible pipe entrance to be cleaned reach more than 6 grades of NAS1638 standard.When the cleaning fluid force feed is very dirty, when the generation electric signal on filter is reported to the police, send a signal to the PLC control system, equipment is quit work, remind the operator to change the cleaning fluid force feed, the filter rinsed filter core.
Fig. 3 is the structural representation of pipeline-cleaning and blow-drying system.Cleaning process: press start button, press cleaning step on the man-machine interface touch-screen, input scavenging period and cleaning flow, the proportional velocity regulating valve energising is opened certain opening output and is set the cleaning flow, the two-position-five-way solenoid valve energising, two driving pneumatic actuators drive the large flow ball valve of L-type, make its that connecting system that taps into oil pipe line, often open Pneumatic valve and often open a connecting system.
In-line: the filter-proportional velocity regulating valve of the fuel-displaced fuel tank-large flow ball valve-3 of VQ45 type vane pump-L-type μ m filter screen-target scavenge pipe left end.
Oil return fuel tank after oil return line: target scavenge pipe right-hand member-Chang Kai Pneumatic valve--20 μ m filter-cleanings.
Carry out cleaning this moment, can regulate proportional velocity regulating valve and overflow valve obtains required cleaning flow and cleaning pressure for the flexible pipe of different tube diameters size.
Dry up process: input dries up the time on the man-machine interface touch-screen, after completing cleaning pressure testing process, automatically enter the process of drying up, HSW15 type motor and normally closed two three-way electromagnetic valves 1 outages, dry up normally closed two-way electromagnetic valve 2 energisings in hydraulic circuit, it often opens a connecting system.
System circuit: oil return fuel tank after the filter of source of the gas-air cleaner-normally closed two three-way electromagnetic valve 2-target scavenge pipes-Chang Kai Pneumatic valve 20um filter screen-cleaning.
Fig. 4 is the structural representation of pipeline high pressure pressure testing system.Pressure testing process: press the pressure testing step on the man-machine interface touch-screen, input pressure testing time and pressure test pressure, normally closed two three-way electromagnetic valve 1 energisings, the output pressure of high-flow pressure reducing valve is controlled in the electric Proportion valve energising, reach the pressure test pressure of setting after the Pneumatic booster pump supercharging, control normally closed two three-way electromagnetic valve 2 energisings of often opening Pneumatic valve, make and often open normally closed connecting system of Pneumatic valve.
System circuit: source of the gas-filtering pressure reducing valve+air gauge+oil mist separator-ratio regulator-normally closed two fuel-displaced fuel tank-Pneumatic booster pumps of three-way electromagnetic valve 1+, target pressure testing pipe, often open Pneumatic valve-oil return fuel tank.
Carry out the pressure testing experiment this moment, can regulate electric Proportion valve for the flexible pipe of different tube diameters size and obtain required pressure test pressure.
Fig. 5 is the structural representation of automatic door unit.
The process of opening the door: press the downward swing door step on the man-machine interface touch-screen, let out valve one end energising in 3 position-5 way, its energising end position connecting system.
System circuit: let out valve energising end position-800mm stroke cylinder in source of the gas-air supply processing equipment-3 position-5 way.
The process of closing the door: press the step of closing the door on the man-machine interface touch-screen, let out the energising of the valve other end in 3 position-5 way, its energising end position connecting system.
System circuit: let out valve energising end position-800mm stroke cylinder in source of the gas-air supply processing equipment-3 position-5 way.
Fig. 6 is PLC monitoring and operating system.
Carrying out the picture of configuration whole system on touch-screen, is that each element and the parameter of system is visual.Monitoring and operation to whole system mainly realize by the communication of PLC and touch-screen.Operating personnel input starting-up signal by touch-screen, the parameters such as input pressure testing time and pressure test pressure, the transfer of data of touch-screen by the control signal that PLC controls output module output analog quantity and digital quantity, is controlled the size of flow and the switching of magnetic valve in PLC.PLC receives analog quantity and the digital quantity signal of sensor and transmitters sense by input module, these signals are transferred on touch-screen by communication module, show in real time pressure flow and warning message etc., if certain parameter transfinites, the element of the timely display alarm of touch-screen meeting, and communication to the stopping of PLC control appliance, check.
The present invention has two kinds of methods of operating, and concrete steps are as follows:
Automation step pattern: power-on, press start button, press automation step pattern on the man-machine interface touch-screen, input pressure testing time and pressure test pressure, scavenging period and cleaning flow dry up the time.Equipment will automatically complete hydraulic hose pressure testing, clean and dry up process, then the shutdown.
Independent step pattern: power-on, press start button, press independent mode step on the man-machine interface touch-screen, then enter next interface, pressure testing step, cleaning step are arranged respectively, dry up step.Press wherein any one independent step, equipment will automatically be completed pressure testing process or the cleaning process of hydraulic hose or dry up process, then shutdown.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection domain of claims of the present invention.
Claims (4)
1. a pipeline pressure testing and pulse cleaning integrated equipment, is characterized in that, comprises hydraulic oil filtering system, pipeline-cleaning and blow-drying system, pipeline high pressure pressure testing system, automatic door unit, PLC monitoring and operating system; Described hydraulic oil filtering system is used for hydraulic oil is filtered, and guarantees the cleannes of hydraulic oil; Pipeline-cleaning and blow-drying system are used for flexible pipe is cleaned and dries up, utilize pressure sensor and flow sensor, relevant data and signal are delivered to PLC monitoring and operating system, and after receiving the control signal of PLC monitoring and operating system, drive execution unit; Pipeline high pressure pressure testing system utilizes pressure sensor for flexible pipe is carried out pressure testing, and relevant data and signal are delivered to PLC monitoring and operating system, and after the control signal that receives PLC monitoring and operating system, drives relevant execution unit; Automatic door unit is responsible for the Push And Release of tub automatically-controlled door, after the control signal that receives PLC monitoring and operating system, drives relevant execution unit.
2. pipeline pressure testing according to claim 1 and pulse cleaning integrated equipment, it is characterized in that, in described hydraulic oil filtering system, VQ45 type vane pump and three filters form an independent filtration system, during the hydraulic oil filtering system works, receive the control signal of PLC monitoring and operating system, two driving pneumatic actuators are opened the large flow ball valve of L-type, HSW15 type motor-driven VQ45 type vane pump, export the hydraulic oil of large flow, make hydraulic oil successively by 5 μ m filters, 3 μ m filters, the flexible pipe of pressure testing to be cleaned and 20 μ m filters, reach the effect of filtering the cleaning fluid force feed, make the cleanliness of hydraulic oil of flexible pipe entrance to be cleaned reach more than 6 grades of NAS1638 standard, when the cleaning fluid force feed is dirty, when the generation electric signal on filter is reported to the police, send a signal to the PLC control system, equipment is quit work, remind the operator to change the cleaning fluid force feed, the filter rinsed filter core.
3. pipeline pressure testing according to claim 1 and pulse cleaning integrated equipment, it is characterized in that, the cleaning process of described pipeline-cleaning and blow-drying system: press start button, press cleaning step on the man-machine interface touch-screen, input scavenging period and cleaning flow, the proportional velocity regulating valve energising is opened certain opening output and is set the cleaning flow, the two-position-five-way solenoid valve energising, two driving pneumatic actuators drive the large flow ball valve of L-type, make its that connecting system that taps into oil pipe line, often open Pneumatic valve and often open a connecting system; In-line: the filter-proportional velocity regulating valve of the fuel-displaced fuel tank-large flow ball valve-3 of VQ45 type vane pump-L-type μ m filter screen-target scavenge pipe left end; Oil return line: oil return fuel tank after target scavenge pipe right-hand member-Chang Kai Pneumatic valve-20 μ m filter-cleaning;
The process that dries up of described pipeline-cleaning and blow-drying system: input dries up the time on the man-machine interface touch-screen, after completing cleaning pressure testing process, automatically enter the process of drying up, HSW15 type motor and normally closed two three-way electromagnetic valves (1) outage, dry up normally closed two-way electromagnetic valve (2) energising in hydraulic circuit, it often opens a connecting system; System circuit: oil return fuel tank after the filter of source of the gas-air cleaner-normally closed two three-way electromagnetic valves (2)-target scavenge pipe-Chang Kai Pneumatic valve-20um filter screen-cleaning.
4. pipeline pressure testing according to claim 1 and pulse cleaning integrated equipment, it is characterized in that, the pressure testing process of described pipeline high pressure pressure testing system: press the pressure testing step on the man-machine interface touch-screen, input pressure testing time and pressure test pressure, normally closed two three-way electromagnetic valves (1) energising, the output pressure of high-flow pressure reducing valve is controlled in the electric Proportion valve energising, reach the pressure test pressure of setting after the Pneumatic booster pump supercharging, control normally closed two three-way electromagnetic valves (2) energising of often opening Pneumatic valve, make and often open normally closed connecting system of Pneumatic valve; System circuit: source of the gas-filtering pressure reducing valve+air gauge+oil mist separator-ratio regulator-normally closed two three-way electromagnetic valves (1)+fuel-displaced fuel tank-Pneumatic booster pump, target pressure testing pipe, often open Pneumatic valve-oil return fuel tank.
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| CN2013100466613A CN103143538A (en) | 2013-01-28 | 2013-01-28 | Pipeline pressure test and pulse cleaning integrated equipment |
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| CN2013100466613A CN103143538A (en) | 2013-01-28 | 2013-01-28 | Pipeline pressure test and pulse cleaning integrated equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533888A (en) * | 2014-09-28 | 2015-04-22 | 南通振华重型装备制造有限公司 | One-stop flushing and pressure testing method of hydraulic system of self-elevating drilling platform |
| CN106153467A (en) * | 2015-04-27 | 2016-11-23 | 鞍钢股份有限公司 | Detection control method suppressed by a kind of steel pipe |
| CN111551441A (en) * | 2020-05-18 | 2020-08-18 | 广州市程翔机械有限公司 | Pressure-resistant testing machine |
| CN112718648A (en) * | 2020-12-07 | 2021-04-30 | 万向钱潮（上海）汽车系统有限公司 | Automatic cleaning device for clamp impurities |
| CN113640130A (en) * | 2021-07-26 | 2021-11-12 | 上海拓天动力技术有限公司 | Hydraulic pressure disc tube test equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533888A (en) * | 2014-09-28 | 2015-04-22 | 南通振华重型装备制造有限公司 | One-stop flushing and pressure testing method of hydraulic system of self-elevating drilling platform |
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| CN111551441A (en) * | 2020-05-18 | 2020-08-18 | 广州市程翔机械有限公司 | Pressure-resistant testing machine |
| CN112718648A (en) * | 2020-12-07 | 2021-04-30 | 万向钱潮（上海）汽车系统有限公司 | Automatic cleaning device for clamp impurities |
| CN113640130A (en) * | 2021-07-26 | 2021-11-12 | 上海拓天动力技术有限公司 | Hydraulic pressure disc tube test equipment |
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