CN220982588U - Valve seal detection equipment - Google Patents

Abstract

The utility model discloses valve seal detection equipment, which comprises a workbench, wherein a material pool and a water pool are formed in the top wall surface of the workbench from left to right, anhydrous copper sulfate is placed in the material pool, clear water is placed in the water pool, a pair of support plates are mounted on the top wall surface of one side of the workbench, a back plate is fixedly mounted on the tops of the pair of support plates, a pair of sliding grooves are formed in the horizontal direction side wall surfaces of the material pool and the water pool, a pressurizing pump is movably connected in the pair of sliding grooves, a test tube and a water suction tube are connected to the bottom end of the pressurizing pump from left to right, a drain pipe is connected to the center of the test tube in the direction of the water suction tube, and a pressure relief valve is mounted on the drain pipe.

Description

Valve seal detection equipment

Technical Field

The utility model relates to the technical field of valve detection, in particular to valve sealing detection equipment.

Background

Valve products each require a series of performance tests, including valve seal testing, prior to shipment.

The utility model patent with the publication number of CN206330710U discloses a test bed for detecting tightness and shell strength of a copper ball valve, which comprises a lifting table, a detection device arranged on the lifting table and a vertical driving piece for driving the lifting table to move up and down to enter and exit the water surface; the detection device comprises a first sealing seat fixedly arranged on the lifting table and a second sealing seat connected with the driving end of the transverse driving piece, and the transverse driving piece pushes the second sealing seat towards the direction of the first sealing seat to clamp and seal the copper ball valve; the first sealing seat is also provided with a vent hole used for communicating external inflation equipment so as to charge the copper ball valve with pressurized air. The test bed for detecting the tightness of the copper ball valve and the strength of the shell should be matched with a water tank filled with water.

The valve has the advantages that after the valve descends into water during detection, some bubbles are easy to remain on the surface of the valve, the valve slowly leaks air during detection, small bubbles formed by the leakage are mixed with the small bubbles remaining during water entering and attached to the side wall surface, observation is not easy, and the accuracy and the precision of tightness detection are reduced.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides valve seal detection equipment, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a valve seal detection equipment, includes the workstation, workstation roof has left to right once to open material pond and pond, anhydrous copper sulfate has been placed in the material pond, clear water has been placed in the pond, a pair of backup pad is installed to workstation one side roof, a pair of backup pad top fixed mounting has the backplate, the backplate just the material pond with the level is opened on the pond orientation lateral wall face has a pair of spout, a pair of swing joint has the force (forcing) pump in the spout, the force (forcing) pump bottom is connected with test tube and drinking-water pipe from left to right one side, install the manometer on the test tube, the connector is installed to the end of test tube, test tube central authorities to be connected with the drain pipe in the drinking-water pipe orientation, install the relief valve on the drain pipe, the drain pipe with adopt the water pipe interconnect to fix between the drinking-water pipe bottom is connected with the water pumping hose, the drain hose bottom is connected with the drain hose, the drain hose with the end of drain hose adopts hose mounting respectively with the bottom of drain hose is fixed mounting in on the pond lateral wall of water pumping hose.

Preferably, the water pumping hose and the water draining hose adopt folding telescopic flexible conduit structures.

Preferably, the bottom in the pool penetrates through the wall surface of the workbench to be connected with a drainage system.

Preferably, a pulley is arranged at the contact part of the pressurizing pump and the backboard, and the pulley is movably arranged in the chute.

Preferably, the water tank and the side wall surface of the material tank are both of stainless steel smooth structures.

Advantageous effects

The utility model provides valve seal detection equipment, which has the following beneficial effects: when the device is used, the principle that anhydrous copper sulfate turns blue when meeting water is utilized, the valve is installed on the test tube, the tightness of the valve is tested through water injection, if the tightness of the valve is poor, water leaked by the valve can form water drops to drop on the material pool to turn blue at the dropping position, and the detection accuracy is improved. After the detection is finished, the blue-turning material is shoveled out, and the detection is convenient and quick.

Drawings

Fig. 1 is a schematic structural diagram of a valve seal detection device according to the present utility model.

In the figure: 1. a work table; 2. a pool; 3. a material pool; 4. clear water; 5. anhydrous copper sulfate; 6. a pressurizing pump; 7. a support plate; 8. a back plate; 9. a chute; 10. a water pumping pipe; 11. a water pipe interconnect; 12. a water pumping hose; 13. a drain hose; 14. a drain pipe; 15. a pressure release valve; 16. a test tube; 17. a pressure gauge; 18. a connector; 19. a water pumping hose fixing member; 20. a drain hose fixing member.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the present utility model provides a technical solution for a valve seal detection device: the valve seal detection device comprises a workbench 1, a material pool 3 and a water pool 2 are arranged on the top wall surface of the workbench 1 from left to right, anhydrous copper sulfate 5 is arranged in the material pool 3, clear water 4 is arranged in the water pool 2, a pair of support plates 7 are arranged on the top wall surface of one side of the workbench 1, a pair of back plates 8 are fixedly arranged on the top of the support plates 7, a pair of sliding grooves 9 are horizontally arranged on the side wall surface of the material pool 3 and the water pool 2, a pair of pressure pumps 6 are movably connected in the sliding grooves 9, a test tube 16 and a water pumping pipe 10 are connected to the bottom end of the pressure pumps 6 from left to right, a pressure gauge 17 is arranged on the test tube 16, a connector 18 is arranged at the tail end of the test tube 16, a drain pipe 14 is connected to the water pumping pipe 10, a pressure release valve 15 is arranged on the drain pipe 14, a water pipe interconnection piece 11 is used for fixing the water pumping pipe 10, a drain pipe 12 is connected to the bottom end of the water pumping pipe 12, a drain pipe 14 is connected to the bottom end of the water pumping pipe 12, a hose 13 is connected to the bottom end of the water pumping pipe 12, and a hose 19 is fixed to the bottom end of the water pumping 12 is fixed to the water pumping hose 12, and the bottom end of the water pumping hose is fixed to the water pumping hose 12 is fixed to the bottom end of the water pumping hose 12.

Further, the water pumping hose 12 and the water draining hose 13 adopt folding telescopic flexible conduit structures.

Further, a drain system is connected to the bottom of the pool 2 through the wall surface of the table 1.

Further, a pulley is installed at the contact position of the pressurizing pump 6 and the back plate 8, and the pulley is movably installed in the chute 9.

Furthermore, the side wall surfaces of the water tank 2 and the material tank 3 are both of stainless steel smooth structures.

Examples: when the device is used, the booster pump 6 is moved to the position right above the water tank 2, clean water 4 and anhydrous copper sulfate 5 are respectively injected into the water tank 2 and the material tank 3, the water pumping hose 12 and the water draining hose 13 are fixed on the side wall surface of the bottom of the water tank 2 by the water pumping hose fixing piece 19 and the water draining hose fixing piece 20, and the injected clean water 4 is higher than the ports of the water pumping hose 12 and the water draining hose 13.

The valve to be tested is connected to the test tube 16 through the connector 18, the pressure relief value of the pressure relief valve 15 is adjusted to the test pressure value, water stains are wiped clean after the valve is installed, and then the booster pump 6 is moved to the position right above the material pool 3.

The pressurizing pump 6 is started, the pressurizing pump 6 pumps water from the water pumping hose 12 and pumps the water into the test tube 16, the pressure in the test tube 16 is detected by the pressure gauge 17, and when the pressure is excessive, water flows back to the water tank 2 through the pressure relief valve 15.

When the valve tightness is good, water cannot leak out through the valve, and the anhydrous copper sulfate 5 is unchanged.

When the valve leakproofness is not good, rivers ooze from the valve and form the droplet, and when the droplet was dripped on anhydrous copper sulfate 5, colorless granular anhydrous copper sulfate 5 changed blue, proved that the valve leakproofness is not good, improved the accuracy that the leakproofness detected.

After the test is completed, the pressurizing pump 6 is moved back to the upper part of the water tank 2, the valve is disassembled to replace a new valve after pressure relief, and the surface water stain is wiped clean and then is continuously detected.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims (5)

1. The valve seal detection device comprises a workbench (1), and is characterized in that a material pool (3) and a water pool (2) are sequentially arranged on the top wall surface of the workbench (1) from left to right, a test tube (16) and a water pumping tube (10) are movably connected in the chute (9) from left to right, a pressure gauge (17) is arranged in the test tube (16), a pair of support plates (7) are arranged on the top wall surface of one side of the workbench (1), a back plate (8) is fixedly arranged on the top of the support plates (7), a pair of sliding grooves (9) are horizontally arranged on the side wall surface of the material pool (3) and the water pool (2), a pair of pressurizing pumps (6) are movably connected in the chute (9), a pressure gauge (17) is arranged on the bottom end of the test tube (16), a connector (18) is arranged at the tail end of the test tube (16), a water pumping tube (10) is connected with the center of the water pumping tube (16), a water draining tube (14) is connected with the water draining tube (14), a pressurizing tube (14) is connected with the water pumping tube (10) through the water draining tube (14), the water pumping tube (10) is connected with the water pumping tube (10) through the water draining tube (14), the bottom end of the drain pipe (14) is connected with a drain hose (13), and the tail ends of the water pumping hose (12) and the drain hose (13) are respectively fixedly arranged on the side wall surface of the bottom end of the water tank (2) by adopting a drain hose fixing piece (20) and a water pumping hose fixing piece (19).

2. Valve seal detection device according to claim 1, characterized in that the water pumping hose (12) and the water draining hose (13) are of a folded telescopic flexible conduit structure.

3. The valve seal detection apparatus according to claim 1, wherein a drain system is connected to an inner bottom of the pool (2) through a wall surface of the table (1).

4. Valve seal detection device according to claim 1, characterized in that a pulley is mounted at the contact of the pressurizing pump (6) and the back plate (8), said pulley being movably mounted in the chute (9).

5. The valve seal detection device according to claim 1, wherein the side wall surfaces of the water tank (2) and the material tank (3) are both stainless steel smooth structures.