CN203869816U - Equipment for detecting leakproofness of valve - Google Patents
Equipment for detecting leakproofness of valve Download PDFInfo
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- CN203869816U CN203869816U CN201420260517.XU CN201420260517U CN203869816U CN 203869816 U CN203869816 U CN 203869816U CN 201420260517 U CN201420260517 U CN 201420260517U CN 203869816 U CN203869816 U CN 203869816U
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- water tank
- observation tube
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Abstract
The utility model provides equipment for detecting leakproofness of a valve, belongs to the technical field of detection, and solves the problem that an existing valve leakproofness detecting device is inaccurate in detection. The equipment comprises a vacuum pump, a pipe and a water tank, one end of the pipe is connected with the vacuum pump, the other end of the pump is a first end part, the pipe is provided with a first valve used for opening and closing the pipe and a pressure gauge used for displaying pressure inside the pipe, the pressure gauge is located between the first valve and the first end part, the equipment also comprises a vertically-arranged transparent observation tube, the observation tube is provided with scales and a lower end of the observation tube is located in the water tank, and an upper end of the observation tube is used for being connected with a second end part of a valve to be detected. In the equipment, length between the first valve and the first end part of the pipe is determined, and with the observation tube with scales located in the water tank, leakproofness of the valve can be accurately detected; the water tank is internally provided with a calibrated scale, thereby facilitating determining of the water level of the water tank; and the water tank is internally provided with a placing rack used for placing a dyeing block, thereby facilitating observation of reading of the water level in the observation tube.
Description
Technical field
The utility model belongs to detection technique field, relates to a kind of checkout equipment, particularly a kind of valve seal checkout equipment.
Background technology
In installing, pipeline can use different valve mechanisms, to open and close the pipeline of pumped (conveying) medium under pressure.And conventionally for the medium that prevents from being transferred flows backwards, at this, open and close a non-return valve of the other installation of valve, to play non-return effect.But like this, can cause the valve quantity of whole pipeline to increase, make the leakage hidden danger that cost improves and many places connection causes of pipeline construction.Therefore occur that some are with the valve mechanism of check function, to reduce the valve quantity in pipeline.
In actual production run, after this class valve has often assembled, do not arrive after testing and reach in client's hand, having there is leakage phenomenon or the phenomenon such as check function effect is bad in client in use valve, causes many troubles.
Chinese utility model patent (application number: 201320245245.1; Granted publication number: CN203287163U) disclose a kind of valve seal pick-up unit, comprise test block mount pad, sealing pressure head and transparent observation tube, sealing pressure head arranges with the corresponding test block mount pad of mode of energy lifting, in sealing pressure head and test block mount pad, be respectively equipped with the passage of energy mutual conduction, the channel connection observation tube in test block mount pad.While adopting this device to detect, first in observation tube, discharge water, valve closing is placed on test block mount pad again, sealing pressure head declines and is pressed on the entrance point of valve, and then in valve, inputs gas by the passage in sealing pressure head; If valve exists leakage phenomenon, gas enters observation tube by the passage in the passage in sealing pressure head, valve, test block mount pad, and the water generates bubble in observation tube, shows that the sealing of valve is poor.If the water in observation tube does not have Bubble formation, show the favorable sealing property of valve.
Although it is comparatively directly perceived that the testing result of this device is observed, this device cannot accurately detect the sealing property of valve.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of checkout equipment that can accurately detect valve seal.
The purpose of this utility model can realize by following technical proposal:
A kind of valve seal checkout equipment, it is characterized in that, this equipment comprises pipe, water tank and the vacuum pump for pipe is vacuumized, one end of described pipe is connected with vacuum pump, the other end of pipe is end one, described pipe is provided with for opening and closing the valve one of pipe and for showing the tensimeter of internal tube pressure, described tensimeter is between valve one and end one, this equipment also comprises vertical setting and transparent observation tube, the lower end on described observation tube with scale and observation tube is positioned at water tank, described observation tube upper end is end two, Yi He end, described end two is for connecting valve to be measured.
During detection, in water tank, pack a certain amount of water into.Two port sealings of valve to be measured are connected on Yi He end, end two.First close the valve one on pipe, start vacuum pump, to vacuumizing in pipe.In order to meet coherent detection standard, within the regular hour, open valve one, while making tensimeter reach certain value, then close the valve one on pipe, make on pipe the position between valve one and end one in quantitative vacuum state.
After this, within the regular hour, observe the water level situation in observation tube, according to relevant criterion, determine the sealing property of valve to be measured.
In this equipment, determine that as required on pipe, valve one is to the length of end one, the vacuum capacity in this section of pipe is determined, adds observation tube and is provided with scale mark, therefore, this equipment can detect the sealing property of valve to be measured comparatively accurately.
In above-mentioned a kind of valve seal checkout equipment, in described water tank, be fixed with vertical rule.When detecting, distance in water tank between the water surface and end two also has certain requirement, in actual testing process, the water level of water tank may change because of factors such as radiator leaks, rule is set in water tank, guarantee that the distance between the interior water surface of water tank and end two meets test request, thereby make the detection of this equipment comparatively accurate.
In above-mentioned a kind of valve seal checkout equipment, described pipe is provided with the water tank that vacuumizes the water producing because of vacuum pump for storing, and described water tank is between vacuum pump and valve one.Water tank is set, avoids in pipe, because ponding affects detection, making the detection of this equipment comparatively accurate.
In above-mentioned a kind of valve seal checkout equipment, described valve one is ball valve.The opening and closing speed of ball valve is very fast, has improved the detection efficiency of this equipment.
In above-mentioned a kind of valve seal checkout equipment, described end one is provided with threaded connector.Threaded connector is set, facilitates being connected between end one and valve to be measured, improve the detection efficiency of this equipment.
In above-mentioned a kind of valve seal checkout equipment, described end two is provided with flexible pipe.During detection, Hose Jacket is located on one end of valve to be measured.There is certain elasticity in flexible pipe, facilitates being connected of the valve other end to be measured and end two, improves the detection efficiency of this equipment.
In above-mentioned a kind of valve seal checkout equipment, described water tank bottom is provided with for placing the rack of dyeing piece.Rack is set, the convenient dyeing piece of placing, dyeing piece, for the water in water tank is dyeed, facilitates testing staff to observe the water level in observation tube, avoids misreading water level, makes the detection of this equipment comparatively accurate.
In above-mentioned a kind of valve seal checkout equipment, described water tank bottom is provided with the drainpipe for discharging water, and described drainpipe is provided with valve two.Drainpipe and valve two are set, facilitate the draining of water tank.
Compared with prior art, this valve seal checkout equipment has the following advantages:
1, valve one is determined to the length between tube end one, adds that being positioned at water tank is with graduated observation tube, can accurately detect the sealing of valve;
2, in water tank, rule is set, convenient definite cistern water level;
3, in water tank, be provided for putting the rack of dyeing piece, thereby facilitate the reading of water level in observation tube.
Accompanying drawing explanation
Fig. 1 is the structural representation of this valve seal checkout equipment.
In figure, 1, vacuum pump; 2, pipe; 2a, end one; 3, valve one; 4, tensimeter; 5, observation tube; 5a, end two; 6, water tank; 7, rule; 8, water tank; 9, threaded connector; 10, flexible pipe; 11, rack; 12, drainpipe; 13, valve two; 14, valve to be measured.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this valve seal checkout equipment comprises vacuum pump 1, pipe 2 and water tank 6, and one end of pipe 2 is connected with vacuum pump 1.The other end of pipe 2 is end one 2a for being connected with valve 14 to be measured, and end one 2a is provided with threaded connector 9.On pipe 2, between vacuum pump 1 and end one 2a, be provided with successively for store because of vacuum pump 1 vacuumize the water tank 8 of the water producing, for opening and closing the valve 1 of pipe 2 and for showing the tensimeter 4 of pipe 2 internal pressures, tensimeter 4 is adjacent with end one 2a.
The below of end one 2a is provided with water tank 6, is fixed with vertical rule 7 in water tank 6, and water tank 6 bottoms are provided with for placing the rack 11 of dyeing piece.Water tank 6 bottoms are provided with the drainpipe 12 for discharging water, and drainpipe 12 is provided with valve 2 13, facilitate the draining of water tank 6.
This equipment also comprises vertical setting and transparent observation tube 5, and the lower end on observation tube 5 with scale and observation tube 5 is positioned at water tank 6, and observation tube 5 upper ends are for connecting end two 5a of valve 14 to be measured.End two 5a are provided with flexible pipe 10.Threaded connector 9 and flexible pipe 10 are set, facilitate being connected between end one 2a, end two 5a and valve 14 to be measured, improve the detection efficiency of this equipment.
Now the use procedure of this equipment is described below:
During detection, in water tank 6, pack a certain amount of water into.Two ports of valve 14 to be measured are sealedly connected on respectively on end one 2a and end two 5a by threaded connector 9 and flexible pipe 10.Now, the valve 1 on pipe 2 is in open mode.First close the valve 1 on pipe 2, start vacuum pump 1, to vacuumizing in pipe 2.According to coherent detection standard, when tensimeter 4 reaches certain value, need to close the valve 1 on pipe 2, make on pipe 2 position between valve 1 and end one 2a in quantitative vacuum state.
After this, within the regular hour, observe the water level situation in observation tube 5, according to relevant criterion, determine the sealing property of valve 14 to be measured.
In this equipment, determine that as required on pipe 2, valve is to the length of end one 2a, the vacuum capacity in this section of pipe 2 is determined, adds observation tube 5 and is provided with scale mark, therefore, this equipment can detect the sealing property of valve 14 to be measured comparatively accurately.
When detecting, distance between the interior water surface of water tank 6 and end two 5a also has certain requirement, in actual testing process, the water level of water tank 6 may change because of factors such as water tank 6 leak, at the interior rule 7 that arranges of water tank 6, guarantee that the distance between the water surface and end two 5a meets test request, thereby make the detection of this equipment comparatively accurate.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used vacuum pump 1, pipe 2 herein; The terms such as 2a, end one 2a, valve 1, tensimeter 4, observation tube 5, end two 5a, water tank 6, rule 7, water tank 8, threaded connector 9, flexible pipe 10, rack 11, drainpipe 12, valve 2 13, valve to be measured 14, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (8)
1. a valve seal checkout equipment, it is characterized in that, this equipment comprises pipe (2), water tank (6) and the vacuum pump (1) for pipe (2) is vacuumized, one end of described pipe (2) is connected with vacuum pump (1), the other end of pipe (2) is end one (2a), described pipe (2) is provided with for opening and closing the valve one (3) of pipe (2) and for showing the tensimeter (4) of pipe (2) internal pressure, described tensimeter (4) is positioned between valve one (3) and end one (2a), this equipment also comprises vertical setting and transparent observation tube (5), the lower end on described observation tube (5) with scale and observation tube (5) is positioned at water tank (6), described observation tube (5) upper end is end two (5a), described end one (2a) with portion two (5a) for being connected valve to be measured (14).
2. valve seal checkout equipment according to claim 1, is characterized in that, is fixed with vertical rule (7) in described water tank (6).
3. valve seal checkout equipment according to claim 1 and 2, it is characterized in that, described pipe (2) is provided with the water tank (8) that vacuumizes the water producing because of vacuum pump (1) for storing, and described water tank (8) is positioned between vacuum pump (1) and valve one (3).
4. valve seal checkout equipment according to claim 1 and 2, is characterized in that, described valve one (3) is ball valve.
5. valve seal checkout equipment according to claim 1 and 2, is characterized in that, described end one (2a) is provided with threaded connector (9).
6. valve seal checkout equipment according to claim 1 and 2, is characterized in that, described end two (5a) is provided with flexible pipe (10).
7. valve seal checkout equipment according to claim 1 and 2, is characterized in that, described water tank (6) bottom is provided with for placing the rack (11) of dyeing piece.
8. valve seal checkout equipment according to claim 1 and 2, is characterized in that, described water tank (6) bottom is provided with the drainpipe (12) for discharging water, and described drainpipe (12) is provided with valve two (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260517.XU CN203869816U (en) | 2014-05-20 | 2014-05-20 | Equipment for detecting leakproofness of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420260517.XU CN203869816U (en) | 2014-05-20 | 2014-05-20 | Equipment for detecting leakproofness of valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869816U true CN203869816U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420260517.XU Active CN203869816U (en) | 2014-05-20 | 2014-05-20 | Equipment for detecting leakproofness of valve |
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| Country | Link |
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| CN (1) | CN203869816U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092457A (en) * | 2016-08-23 | 2016-11-09 | 成都欧浦特控制阀门有限公司 | A kind of detecting device for sealing property of ball valves |
| CN106197877A (en) * | 2016-08-26 | 2016-12-07 | 江苏远望仪器有限公司 | Pipeline water blocking device detection device |
-
2014
- 2014-05-20 CN CN201420260517.XU patent/CN203869816U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092457A (en) * | 2016-08-23 | 2016-11-09 | 成都欧浦特控制阀门有限公司 | A kind of detecting device for sealing property of ball valves |
| CN106197877A (en) * | 2016-08-26 | 2016-12-07 | 江苏远望仪器有限公司 | Pipeline water blocking device detection device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |