CN219284591U

CN219284591U - Valve seal detection device

Info

Publication number: CN219284591U
Application number: CN202320775584.4U
Authority: CN
Inventors: 傅涛
Original assignee: Tianjin Shengkaida Valve Co ltd
Current assignee: Tianjin Shengkaida Valve Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-30
Anticipated expiration: 2033-04-10

Abstract

The application relates to the field of valves, especially, relate to a valve seal detection device, which comprises a supporting bench, fixed surface is connected with a pair of backup pad on the supporting bench, fixed surface is connected with the supporting shoe of arranging in between a pair of backup pad on the supporting bench, valve and the upper surface butt of supporting shoe, every backup pad is close to the equal fixedly connected with pneumatic cylinder in one side of valve, every the equal fixedly connected with shutoff board of piston rod of pneumatic cylinder, every one side that the shutoff board is close to the valve all is equipped with rubber seal pad, rubber seal pad and valve both sides terminal surface butt, one of them shutoff board fixedly connected with runs through the water injection pipe of shutoff board and sealing rubber pad, water injection pipe fixedly connected with hose. This application has and can judge the effect of gas leakage point fast when valve leakproofness goes wrong.

Description

Valve seal detection device

Technical Field

The application relates to the field of valves, in particular to a valve seal detection device.

Background

The valve is widely applied to various industries of industrial production and life and is an indispensable device for domestic water pipelines and industrial fluid pipelines.

In the valve production process, the valve needs to be detected to ensure the delivery quality of the valve. The existing gas detection of the valve is mostly in a gas detection mode, the valve is in sealing connection with detection equipment, gas with certain pressure is filled into the valve through the detection equipment, and whether the gas pressure value in the valve changes or not is detected through the gas pressure detection equipment so as to judge whether the valve has gas leakage or not.

With the related art described above, whether or not air leakage occurs can be determined by the change in the air pressure value, but a specific air leakage position cannot be determined.

Disclosure of Invention

In order to solve the problem that a specific air leakage position cannot be judged, the application provides a valve seal detection device.

The application provides a valve seal detection device adopts following technical scheme:

the utility model provides a valve seal detection device, includes the brace table, a pair of backup pad of fixed surface connection on the brace table, fixed surface is connected with the supporting shoe of arranging in between a pair of backup pad on the brace table, the valve is with the upper surface butt of supporting shoe, and one side that every backup pad is close to the valve is equal fixedly connected with pneumatic cylinder, every the equal fixedly connected with shutoff board of piston rod of pneumatic cylinder, every one side that the shutoff board is close to the valve all is equipped with rubber seal pad, rubber seal pad and valve both sides terminal surface butt, one of them shutoff board fixedly connected with runs through the water injection pipe of shutoff board and sealing rubber pad, water injection pipe fixedly connected with hose.

Through adopting above-mentioned technical scheme, when need carry out the leakproofness to the valve and detect, place the valve on the supporting shoe, the piston rod of pneumatic cylinder extends, the piston rod of pneumatic cylinder drives the shutoff board and moves to the one side that is close to the valve, make sealing rubber pad and the inseparable butt of valve both sides terminal surface, shutoff to the valve, the intraductal injection of hose has the water of certain pressure, the water is through the water injection pipe injection to the valve inside, whether the inspection crew observes the valve and has the phenomenon of leaking and then judge the gas leakage point, have the effect that can judge the gas leakage point fast when the valve leakproofness goes wrong.

Optionally, a placement groove for placing the valve is formed in the upper surface of the supporting block.

Through adopting above-mentioned technical scheme, when the valve was arranged in on the supporting shoe, the valve was arranged in the standing groove, and the stability when the supporting shoe supported the valve was increased to the standing groove.

Optionally, the support block is connected with a fixing component for fixing the valve.

Through adopting above-mentioned technical scheme, fixed subassembly is fixed the valve, increases the stability when the valve is arranged in the standing groove.

Optionally, fixed subassembly includes the first connecting plate of the equal fixed connection of a pair of side that keeps away from each other with the supporting shoe, and every first connecting plate upper surface is equal fixedly connected with second connecting plate, and every second connecting plate equal threaded connection has the threaded rod, every the threaded rod is close to the equal swivelling joint of one end of valve has the rubber piece, rubber piece and valve surface butt.

Through adopting above-mentioned technical scheme, after the valve is arranged in the standing groove, rotate the threaded rod, the threaded rod moves to the one side that is close to the valve, and the threaded rod drives the rubber piece and moves to the one side that is close to the valve, makes rubber piece and the inseparable butt of valve, and the rubber piece is fixed the valve.

Optionally, an abutting groove abutting against the surface of the valve is formed in one side, close to the valve, of the rubber block.

Through adopting above-mentioned technical scheme, butt groove laminating valve surface sets up, has the effect that increases and makes the rubber piece fix the time stability of valve.

Optionally, one end that the threaded rod kept away from the valve fixedly connected with rolling disc, the eccentric position fixedly connected with dwang of rolling disc one side of keeping away from the threaded rod.

By adopting the technical proposal, the rotating rod is rotated, the rotating rod drives the axis of the rotating coil threaded rod to rotate, the rotating disc drives the threaded rod to rotate, the process of rotating the threaded rod is more convenient,

optionally, a locking component for fixing the rotating disc is arranged between the rotating disc and the second connecting plate.

Through adopting above-mentioned technical scheme, when the rubber piece does not need the rolling disc to rotate after closely butt with the valve, locking component is fixed the rolling disc, increases the stability when rubber piece and valve butt.

Optionally, the locking subassembly includes the first connecting rod that is close to rolling disc one side fixed connection with the second connecting plate, the upper surface fixedly connected with second connecting rod of first connecting rod, second connecting rod threaded connection has fastening bolt, fastening bolt and rolling disc are close to one side butt of second connecting rod.

Through adopting above-mentioned technical scheme, when needs are fixed the rolling disc, screw up fastening bolt, fastening bolt and the inseparable butt of rolling disc, it is fixed with the rolling disc, fixed process is more convenient.

Optionally, a reinforcing plate is fixedly connected between the supporting plate and the supporting table.

Through adopting above-mentioned technical scheme, the reinforcing plate increases the joint strength of backup pad and brace table.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sealing rubber pad is tightly abutted with the end surfaces of the two sides of the valve to seal the valve, water with certain pressure is injected into the hose, the water is injected into the valve through the water injection pipe, and a detector observes whether the valve has a water leakage phenomenon or not so as to judge a leakage point, so that the sealing device has the effect of rapidly judging the leakage point when the sealing performance of the valve is problematic;

2. when the valve is placed in the placing groove, the threaded rod is rotated, the threaded rod moves to one side close to the valve, the threaded rod drives the rubber block to move to one side close to the valve, the rubber block is tightly abutted with the valve, and the rubber block fixes the valve.

Drawings

Fig. 1 is a schematic diagram of a mechanism of an embodiment of the present application.

Fig. 2 is a schematic structural view of the threaded rod embodied in this embodiment.

Fig. 3 is a schematic view of the structure of the fastening bolt embodied in the present embodiment.

Reference numerals illustrate: 1. a support table; 11. a reinforcing plate; 2. a support plate; 3. a support block; 31. a placement groove; 4. a valve; 5. a hydraulic cylinder; 51. a plugging plate; 511. a rubber gasket; 512. a water injection pipe; 5121. a hose; 6. a fixing assembly; 61. a first connection plate; 62. a second connecting plate; 63. a threaded rod; 64. a rubber block; 641. an abutment groove; 7. a rotating disc; 71. a rotating lever; 8. a locking assembly; 81. a first connecting rod; 82. a second connecting rod; 83. and (5) fastening a bolt.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a valve seal detection device.

As shown in fig. 1 and 2, a valve seal detection device includes a support table 1, a pair of support plates 2 are fixedly connected to the upper surface of the support table 1, a support block 3 is fixedly connected to the upper surface of the support table 1, and the support block 3 is disposed between the two support plates 2.

The side of every backup pad 2 near supporting shoe 3 all fixedly connected with pneumatic cylinder 5, the piston rod of every pneumatic cylinder 5 all fixedly connected with shutoff board 51, the side of shutoff board 51 near supporting shoe 3 fixedly connected with rubber seal pad 511. The supporting shoe 3 upper surface is equipped with standing groove 31, will need detect the valve 4 of leakproofness and put in standing groove 31, and supporting shoe 3 supports valve 4.

One of the plugging plates 51 is fixedly connected with a water injection pipe 512, the water injection pipe 512 penetrates through the plugging plate 51 and the rubber sealing pad 511, one end, away from the rubber sealing pad 511, of the water injection pipe 512 is fixedly connected with a hose 5121, and the hose 5121 is fixedly connected with a water source (not shown in the figure).

As shown in fig. 1 and 2, the support block 3 is connected with a fixing component 6, and when the valve 4 is placed in the placement groove 31, the fixing component 6 fixes the valve 4, so that stability of the valve 4 when placed in the placement groove 31 is improved.

When the tightness of the valve 4 is required to be detected, the valve 4 is placed in the placing groove 31, and the fixing component 6 fixes the valve 4. The piston rod of the hydraulic cylinder 5 extends to tightly contact the rubber gaskets 511 with the two end surfaces of the valve 4, and the valve 4 is plugged by the plugging plate 51. The water source injects water with certain pressure into the valve 4 through the hose 5121 and the water injection pipe 512, and after a certain period of time, a inspector observes whether the valve 4 has a water leakage phenomenon, and the water leakage place is the air leakage point of the valve 4, so that the air leakage point can be rapidly judged when the tightness of the valve 4 is problematic.

After the detection is completed, water injection is stopped in the water injection pipe 512, the piston rod of the hydraulic cylinder 5 is contracted, the rubber sealing gasket 511 is separated from the valve 4, the fixing assembly 6 releases the restriction on the valve 4, and then the valve 4 is taken down from the supporting block 3.

As shown in fig. 1 and 2, the fixing assembly 6 includes a pair of first connection plates 61 fixedly connected to a pair of sides of the support block 3 apart from each other, and a second connection plate 62 is fixedly connected to an upper surface of each first connection plate 61. Each second connecting plate 62 is screwed with a threaded rod 63, and the axial direction of the threaded rod 63 is perpendicular to the axial direction of the piston rod of the hydraulic cylinder 5.

The end of the threaded rod 63 close to the supporting block 3 is rotatably connected with a rubber block 64, the rubber block 64 can only rotate relatively around the axis of the threaded rod 63, and one side of the rubber block 64 close to the valve 4 is provided with an abutting groove 641.

When the valve 4 is placed in the placing groove 31 and then the valve 4 needs to be fixed, the detecting personnel rotates the threaded rod 63, the threaded rod 63 moves to the side close to the valve 4, the threaded rod 63 drives the rubber block 64 to move to the side close to the valve 4, the abutting groove 641 is attached to the surface of the valve 4, then the threaded rod 63 is continuously rotated, the rubber block 64 clamps the valve 4, and then the valve 4 is fixed.

The abutting groove 641 is provided to abut against the surface of the valve 4, and has an effect of increasing stability when the rubber block 64 fixes the valve 4.

The side of the threaded rod 63 far away from the valve 4 is fixedly connected with a rotating disc 7, and the eccentric position of the side of the rotating disc 7 far away from the threaded rod 63 is fixedly connected with a rotating rod 71. When the threaded rod 63 is required to rotate, a detector rotates the rotating rod 71, the rotating rod 71 rotates around the axis of the threaded rod 63, the rotating rod 71 drives the rotating disc 7 to rotate, the rotating disc 7 drives the threaded rod 63 to move to one side close to the valve 4, the threaded rod 63 drives the rubber block 64 to move to one side close to the valve 4, the rubber block 64 is tightly abutted to the surface of the valve 4, and then the valve 4 is fixed.

As shown in fig. 2 and 3, a locking component 8 is disposed between the rotating disc 7 and the second connecting plate 62 on the same side, when the rotating disc 7 is not required to rotate, the locking component 8 fixes the rotating disc 7, so that the possibility that the rotating disc 7 rotates when the rubber block 64 fixes the valve 4 (refer to fig. 1) is reduced, and further the stability of the rubber block 64 fixes the valve 4 is increased.

Each locking assembly 8 comprises a first connecting rod 81 fixedly connected with one side, close to the rotating disc 7, of the second connecting plate 62, and a second connecting rod 82 is fixedly connected to the upper surface of the first connecting rod 81. The second connecting rod 82 is connected with a fastening bolt 83 in a threaded manner, and the fastening bolt 83 passes through the second connecting rod 82 and then abuts against one side of the rotating disc 7, which is close to the second connecting rod 82.

When the rotating disc 7 needs to be fixed, the fastening bolt 83 is screwed down, so that the fastening bolt 83 is tightly abutted against the rotating disc 7, the rotating disc 7 is fixed by the fastening bolt 83, and the fixing process is convenient.

When it is necessary to remove the valve 4 (see fig. 1) from the placement groove 31, the fastening bolt 83 is loosened, and the fastening bolt 83 is separated from the rotating disk 7. The inspector reversely rotates the rotating rod 71, the rotating rod 71 drives the rotating disc 7 to rotate, the rotating disc 7 drives the threaded rod 63 to reversely rotate, the threaded rod 63 drives the rubber block 64 to move to one side far away from the valve 4, and the rubber block 64 releases the restriction on the valve 4, so that the valve 4 can be taken out from the placing groove 31.

As shown in fig. 1, a pair of reinforcing plates 11 are fixedly connected between each support plate 2 and the support table 1, and the reinforcing plates 11 increase the connection strength of the support plates 2 and the support table 1.

The implementation principle of the valve seal detection device in the embodiment of the application is as follows: when the tightness of the valve 4 is required to be detected, the valve 4 is placed in the placing groove 31, a detector rotates the rotating rod 71, the rotating rod 71 drives the rotating disc 7 to rotate, the rotating disc 7 drives the threaded rod 63 to rotate, the threaded rod 63 drives the rubber block 64 to move to one side close to the valve 4, and the rubber block 64 abuts against the valve 4 to fix the valve 4. The fastening bolt 83 is tightened, so that the fastening bolt 83 is brought into close contact with the rotating disk 7, and the rotating disk 7 is fixed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A valve seal detection device which is characterized in that: including brace table (1), a pair of backup pad (2) of fixed surface connection on brace table (1), brace table (1) upper surface fixedly connected with arranges supporting shoe (3) between a pair of backup pad (2) in, valve (4) and supporting shoe (3)'s upper surface butt, one side that every backup pad (2) is close to valve (4) is equal fixedly connected with pneumatic cylinder (5), every the equal fixedly connected with shutoff board (51) of piston rod of pneumatic cylinder (5), every one side that shutoff board (51) is close to valve (4) all is equipped with rubber seal pad (511), rubber seal pad (511) and valve (4) both sides terminal surface butt, one of them shutoff board (51) fixedly connected with runs through shutoff board (51) and sealing rubber pad's water injection pipe (512), water injection pipe (512) fixedly connected with hose (5121).

2. A valve seal detection apparatus according to claim 1, wherein: the upper surface of the supporting block (3) is provided with a placing groove (31) for placing the valve (4).

3. A valve seal detection apparatus according to claim 2, wherein: the support block (3) is connected with a fixing component (6) for fixing the valve (4).

4. A valve seal testing apparatus according to claim 3, wherein: the fixed subassembly (6) include with the equal fixedly connected first connecting plate (61) of a pair of side that supporting shoe (3) kept away from each other, every first connecting plate (61) upper surface is equal fixedly connected with second connecting plate (62), every second connecting plate (62) equal threaded connection has threaded rod (63), every threaded rod (63) are close to the one end of valve (4) and all rotate and be connected with rubber piece (64), rubber piece (64) and valve (4) surface butt.

5. The valve seal detection apparatus of claim 4, wherein: and an abutting groove (641) abutting against the surface of the valve (4) is formed in one side, close to the valve (4), of the rubber block (64).

6. The valve seal detection apparatus of claim 4, wherein: one end of the threaded rod (63) far away from the valve (4) is fixedly connected with a rotating disc (7), and an eccentric position of one side of the rotating disc (7) far away from the threaded rod (63) is fixedly connected with a rotating rod (71).

7. The valve seal detection apparatus of claim 6, wherein: a locking component (8) used for fixing the rotating disc (7) is arranged between the rotating disc (7) and the second connecting plate (62).

8. The valve seal detection apparatus of claim 7, wherein: the locking assembly (8) comprises a first connecting rod (81) fixedly connected with one side of the second connecting plate (62) close to the rotating disc (7), a second connecting rod (82) is fixedly connected to the upper surface of the first connecting rod (81), a fastening bolt (83) is connected to the second connecting rod (82) in a threaded mode, and the fastening bolt (83) is abutted to one side, close to the second connecting rod (82), of the rotating disc (7).

9. A valve seal detection apparatus according to claim 1, wherein: a reinforcing plate (11) is fixedly connected between the supporting plate (2) and the supporting table (1).