CN202710259U - Pressure testing machine for testing water pressure of valves used on water pipeline - Google Patents
Pressure testing machine for testing water pressure of valves used on water pipeline Download PDFInfo
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- CN202710259U CN202710259U CN 201220435092 CN201220435092U CN202710259U CN 202710259 U CN202710259 U CN 202710259U CN 201220435092 CN201220435092 CN 201220435092 CN 201220435092 U CN201220435092 U CN 201220435092U CN 202710259 U CN202710259 U CN 202710259U
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Abstract
A pressure testing machine for testing water pressure of valves used on a water pipeline comprises an operation platform, a top-pressing type test bench, a clamping jaw type test bench, and a water pressure supply device and an oil pressure driving device which are matched with the top-pressing type test bench and the clamping jaw type test bench respectively, the water pressure supply device and the oil pressure driving device are controlled by the operation platform, the clamping jaw type test bench comprises a clamping jaw test bench, an active clamping jaw mounted on the clamping test bench, two driven clamping jaws which act synchronously with the active clamping jaw, a push-and-pull oil cylinder located inside the clamping jaw test bench and used for pushing the active lamping jaw to move horizontally and three clamping oil cylinders used for driving corresponding active and driven clamping jaws to perform clamping action on the valves, and the push-and-pull oil cylinder and the three clamping oil cylinders are connected with the oil pressure driving device. The pressure testing machine comprises the top-pressing type test bench and the clamping jaw type test bench, can perform testing on two valves simultaneously, test efficiency is improved, the comprehensive utilization rate of the device is high, and cost is saved.
Description
Technical field
The utility model relates to a kind of testing apparatus, refers to especially a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe, and it can extensively detect the valve that uses on the waterpipe.
Background technology
In view of valve as opening and closing device, its sealing property there is very strict requirement, therefore reaching in process of production the last stage of dispatching from the factory all will do experiments of sealing performance, must carry out two-way pressure testing to valve, namely valve-off carries out respectively the pressure-resistant seal test with the pressure that adds regulation at the appointed time to valve bilateral cavity.
Existing valve classification by use generally comprises valve, the valve on the oil-piping and the valve on the gas pipeline on the waterpipe.Valve on the waterpipe is as example, it is before dispatching from the factory, need to detect operation to its hydraulic pressure resistance situation through pressure testing machine, existing pressure testing machine only has single roof pressing type test board, the valve specification that this test board can be tested is limited, and when test board top pressure pressure was not enough, valve easily produced to break away and causes sealing not tight, tests inaccurate.In addition, existing hydraulic pressure pressure testing machine only has single test board, and machine parts is made a low multiple use.
The utility model content
The purpose of this utility model is to overcome the defective of existing technology, and a kind of reliable, a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe that utilization factor is high is provided.
The utility model adopts following technical scheme to be achieved:
A kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe, comprise operation bench, the roof pressing type test board, clip type test board and the confession hydraulic devices and the drive device for hydraulic that cooperate with roof pressing type test board and clip type test board respectively, this confession hydraulic devices and drive device for hydraulic all are controlled by operation bench, described clip type test board comprises the jaw test board, be installed on the active jaw on the jaw test board, two driven jaws with active jaw synchronization action, be positioned at the jaw test board inner and be used for promoting the push cylinder that jaw initiatively moves horizontally and be respectively applied to drive corresponding master, driven jaw clamps three clamping cylinders of action to valve, this push cylinder with are connected a clamping cylinder and are connected with described drive device for hydraulic respectively.
Further, described two driven jaws are connected in described active jaw by linkage assembly respectively, and described push cylinder and this active jaw level are in transmission connection.
Further, the described hydraulic devices that supplies comprises a water pump and the sealing water tank that is communicated with this water pump, the sealing water tank is provided with the two-way rising pipe, this two-way rising pipe is connected with water delivering orifice on roof pressing type test board and the clip type test board respectively accordingly, and is equipped with on the rising pipe of every road for the reduction valve of regulating hydraulic pressure.
Further, described jaw test board end face offers a water delivering orifice and is used for initiatively jaw and two three jaw mouths that driven jaw stretches out, described water delivering orifice is positioned at three jaw mouths surround equilateral triangle as three end points geometric center place, and this water delivering orifice is connected for hydraulic devices with described.
Further, described drive device for hydraulic comprises the oil pressure station, be connected in the flowline of oil pressure station oil-out, be installed on electromagnetic relief valve on the flowline, be used for flowline is divided into minute oil circuit assembly of a plurality of oil distributing pipes, each oil distributing pipe all is equipped with for the reduction valve of restriction MTP successively, be used for regulating the solenoid valve of oil pressure in the corresponding oil distributing pipe and the pressure retaining valve that is used for keeping oil cylinder working-pressure, and the oil-in of described push cylinder and three clamping cylinders is connected with corresponding oil distributing pipe respectively.
Further, described roof pressing type test board comprises compressed oil cylinder, top board and the lower platen that the top is pressed test board and arranged successively from top to bottom, this top board is connected on the output terminal of described compressed oil cylinder, this lower platen is fixedly arranged on the top and presses on the test board, and offer on it and the described water delivering orifice that supplies hydraulic devices to be connected, the oil-in of this compressed oil cylinder is connected with described drive device for hydraulic.
Be compared with existing technology to description of the present utility model as can be known by above-mentioned, the utlity model has following advantage:
One, this pressure testing machine comprises roof pressing type test board and clip type test board, can test two valves simultaneously, improves testing efficiency, and two test boards share one for hydraulic devices and drive device for hydraulic simultaneously, improve the rate of comprehensive utilization of equipment, save cost.
Two, the clip type test board drives two driven jaws by the active jaw and does the push-and-pull campaign, realize that the same of three jaws advances to move back together, can adjust the jaw relative position according to the different model valve, can effectively valve be sandwiched in the central authorities of jaw test board, so that valve is whole stressed more steady, three jaws are under the drive of corresponding clip locking oil cylinder, can move up and down along jaw test board end face vertical direction, further pinch valve, valve will firmly be fixed in test board central authorities after clamped, avoid lateral excursion.
Description of drawings
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is theory diagram of the present utility model.
Accompanying drawing 3 is active jaw in the utility model and the cooperation principle schematic of two driven jaws.
Accompanying drawing 4 is the schematic diagram that active jaw of the present utility model does to clamp action.
Accompanying drawing 5 is the fundamental diagram of drive device for hydraulic in the utility model.
Accompanying drawing 6 is the schematic block diagram that supplies hydraulic devices in the utility model.
Accompanying drawing 7 is the schematic block diagram of drive device for hydraulic in the utility model.
Accompanying drawing 8 is the schematic diagram of sealing water tank in the utility model.
Embodiment
Embodiment of the present utility model is described with reference to the accompanying drawings.
With reference to accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.A kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe, comprise operation bench 1, roof pressing type test board 2, clip type test board 3 and the confession hydraulic devices 4 that cooperates with roof pressing type test board 2 and clip type test board 3 respectively and drive device for hydraulic 5, this confession hydraulic devices 4 and drive device for hydraulic 5 all are controlled by operation bench 1.Described clip type test board 3 comprises jaw test board 30, be installed on active jaw 31 on the jaw test board 30, with two driven jaws (not marking among the figure) of jaw 31 synchronization actions initiatively, to be positioned at jaw test board 30 inner and be used for promoting the push cylinder 32 that jaw 31 initiatively moves horizontally and be respectively applied to drive corresponding driving and driven jaw clamps action to valve three clamping cylinders 33, this push cylinder 32 with are connected a clamping cylinder 33 and are connected with described drive device for hydraulic 5 respectively.
With reference to accompanying drawing 1, Fig. 3 and Fig. 4.Described two driven jaws (not marking among the figure) are connected in described active jaw 31 by linkage assembly 34 respectively, and described push cylinder 32 is in transmission connection with these active jaw 31 levels.Described jaw test board 3 end faces offer a water delivering orifice 34 and are used for three jaw mouths 35 that initiatively jaw 31 and two driven jaws (figure does not mark) stretch out, described water delivering orifice 34 is positioned at three jaw mouths 35 surround equilateral triangle as three end points geometric center place, and this water delivering orifice 34 is connected for hydraulic devices 4 with described.
With reference to accompanying drawing 1 and Fig. 2.Described roof pressing type test board 2 comprises compressed oil cylinder 21, top board 22 and the lower platen 23 that the top is pressed test board 20 and arranged successively from top to bottom, this top board 22 is connected on the output terminal of described compressed oil cylinder 21, this lower platen 22 is fixedly arranged on the top and presses on the test board 20, and offer on it and the described water delivering orifice 24 that supplies hydraulic devices 4 to be connected, the oil-in of this compressed oil cylinder 21 is connected with described drive device for hydraulic 5.
With reference to accompanying drawing 1, Fig. 2, Fig. 6 and Fig. 8.The described hydraulic devices 4 that supplies comprises a water pump 40 and the sealing water tank 41 that is communicated with this water pump 40, sealing water tank 41 is provided with two-way rising pipe 410,411, this two-way rising pipe 410,411 is connected with water delivering orifice 24 and water delivering orifice 34 respectively accordingly, and is equipped with on the rising pipe of every road for the reduction valve 42 of regulating hydraulic pressure.
With reference to accompanying drawing 1, Fig. 5 and Fig. 7.Described drive device for hydraulic 5 comprises oil pressure station 50, be connected in the flowline 51 of oil pressure station 50 oil-outs, be installed on electromagnetic relief valve 52 on the flowline 51, be used for flowline 51 is divided into minute oil circuit assembly 54 of a plurality of oil distributing pipes 53, each oil distributing pipe 53 all is equipped with for the reduction valve 55 of restriction MTP successively, be used for regulating the solenoid valve 56 of corresponding oil distributing pipe 53 interior oil pressure and the pressure retaining valve 57 that is used for keeping oil cylinder working-pressure, and the oil-in of described push cylinder 32 and three clamping cylinders 33 is connected with corresponding oil distributing pipe 53 respectively.
This pressure testing machine be fit to detect the valve that uses on the waterpipe, and it is by detecting its hydraulic pressure resistance situation to valve internal for constant hydraulic pressure for hydraulic devices 4, and shows that by observing on the operation bench 1 water pressure gauge its inside water pressure numerical value judges whether product is qualified.
Above-mentioned only is embodiment of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (6)
1. pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe, it is characterized in that: comprise operation bench, the roof pressing type test board, clip type test board and the confession hydraulic devices and the drive device for hydraulic that cooperate with roof pressing type test board and clip type test board respectively, this confession hydraulic devices and drive device for hydraulic all are controlled by operation bench, described clip type test board comprises the jaw test board, be installed on the active jaw on the jaw test board, two driven jaws with active jaw synchronization action, be positioned at the jaw test board inner and be used for promoting the push cylinder that jaw initiatively moves horizontally and be respectively applied to drive corresponding master, driven jaw clamps three clamping cylinders of action to valve, this push cylinder with are connected a clamping cylinder and are connected with described drive device for hydraulic respectively.
2. a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe as claimed in claim 1, it is characterized in that: described two driven jaws are connected in described active jaw by linkage assembly respectively, and described push cylinder and this active jaw level are in transmission connection.
3. a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe as claimed in claim 1 or 2, it is characterized in that: the described hydraulic devices that supplies comprises a water pump and the sealing water tank that is communicated with this water pump, the sealing water tank is provided with the two-way rising pipe, this two-way rising pipe is connected with water delivering orifice on roof pressing type test board and the clip type test board respectively accordingly, and is equipped with on the rising pipe of every road for the reduction valve of regulating hydraulic pressure.
4. a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe as claimed in claim 1 or 2, it is characterized in that: described jaw test board end face offers a water delivering orifice and is used for initiatively jaw and two three jaw mouths that driven jaw stretches out, described water delivering orifice is positioned at three jaw mouths surround equilateral triangle as three end points geometric center place, and this water delivering orifice is connected for hydraulic devices with described.
5. a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe as claimed in claim 1 or 2, it is characterized in that: described drive device for hydraulic comprises the oil pressure station, be connected in the flowline of oil pressure station oil-out, be installed on the electromagnetic relief valve on the flowline, be used for flowline is divided into minute oil circuit assembly of a plurality of oil distributing pipes, each oil distributing pipe all is equipped with the reduction valve for the restriction MTP successively, be used for regulating the solenoid valve of oil pressure in the corresponding oil distributing pipe and the pressure retaining valve that is used for keeping oil cylinder working-pressure, the oil-in of described push cylinder and three clamping cylinders is connected with corresponding oil distributing pipe respectively.
6. a kind of pressure testing machine that detects the valve hydraulic pressure that uses on the waterpipe as claimed in claim 1 or 2, it is characterized in that: described roof pressing type test board comprises compressed oil cylinder, top board and the lower platen that the top is pressed test board and arranged successively from top to bottom, this top board is connected on the output terminal of described compressed oil cylinder, this lower platen is fixedly arranged on the top and presses on the test board, and offer on it and the described water delivering orifice that supplies hydraulic devices to be connected, the oil-in of this compressed oil cylinder is connected with described drive device for hydraulic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435092 CN202710259U (en) | 2012-08-30 | 2012-08-30 | Pressure testing machine for testing water pressure of valves used on water pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220435092 CN202710259U (en) | 2012-08-30 | 2012-08-30 | Pressure testing machine for testing water pressure of valves used on water pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202710259U true CN202710259U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220435092 Expired - Fee Related CN202710259U (en) | 2012-08-30 | 2012-08-30 | Pressure testing machine for testing water pressure of valves used on water pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202710259U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868685A (en) * | 2014-03-20 | 2014-06-18 | 武汉锅炉集团阀门有限责任公司 | Supercritical valve water pressure testing platform |
| CN105334038A (en) * | 2015-11-26 | 2016-02-17 | 斯耐特(湖北)工业制造有限公司 | Valve hydraulic test system |
| CN106092539A (en) * | 2016-06-15 | 2016-11-09 | 中山市优胜电子科技有限公司 | A kind of relief valve combined test stand |
-
2012
- 2012-08-30 CN CN 201220435092 patent/CN202710259U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868685A (en) * | 2014-03-20 | 2014-06-18 | 武汉锅炉集团阀门有限责任公司 | Supercritical valve water pressure testing platform |
| CN103868685B (en) * | 2014-03-20 | 2016-04-27 | 武汉锅炉集团阀门有限责任公司 | Overcritical valve water pressure testing board |
| CN105334038A (en) * | 2015-11-26 | 2016-02-17 | 斯耐特(湖北)工业制造有限公司 | Valve hydraulic test system |
| CN105334038B (en) * | 2015-11-26 | 2018-07-27 | 荆门市双创专利技术服务有限公司 | Valve water pressure test system |
| CN106092539A (en) * | 2016-06-15 | 2016-11-09 | 中山市优胜电子科技有限公司 | A kind of relief valve combined test stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20130830 |