CN209910906U - Leakage detection device for side cover valve body - Google Patents
Leakage detection device for side cover valve body Download PDFInfo
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- CN209910906U CN209910906U CN201921122498.3U CN201921122498U CN209910906U CN 209910906 U CN209910906 U CN 209910906U CN 201921122498 U CN201921122498 U CN 201921122498U CN 209910906 U CN209910906 U CN 209910906U
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- valve body
- side cover
- plate
- cover valve
- positioning seat
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Abstract
The utility model provides a leakage detection device of a side cover valve body, which comprises a base plate and a supporting plate which are parallel to each other, wherein supporting rods positioned at four corner positions are arranged between the base plate and the supporting plate; 4 fixed columns which are symmetrical and parallel in pairs are fixedly connected to the supporting plate, and mounting plates which are parallel to the supporting plate are fixedly connected to the 4 fixed columns; the middle part of the supporting plate is provided with a lower positioning seat for supporting the side cover valve body; 4 guide rods which are positioned outside the lower positioning seat and uniformly distributed along the circumferential direction are fixedly connected to the supporting plate, and a positioning plate is arranged on the 4 guide rods in a sliding manner; an upper positioning seat for tightly pressing and sealing the side cover valve body is fixedly connected to the lower surface of the positioning plate; a driving cylinder is arranged on the mounting plate, and a piston rod of the driving cylinder penetrates through the mounting plate and then is fixedly connected with the positioning plate; a hydraulic mechanism for providing high-pressure water to the interior of the lower positioning seat is arranged on the base plate; the whole leakage detection process is quicker, the efficiency of the leakage detection process is improved, and the detection of the side cover valve bodies in batch production can be matched.
Description
Technical Field
The utility model relates to a mechanical testing equipment field, concretely relates to leak hunting device of side cap valve body.
Background
The power steering gear is a key component in an automobile power steering system, the side cover valve body is used for a power steering gear for a car and a commercial vehicle, the side cover valve body is generally machined after casting forming, the machining mainly processes the wall thickness of the whole side cover valve body to a designed size, and simultaneously, the side cover valve body is processed by drilling, tapping and the like; because the side cover valve body belongs to a pressure-bearing part, the tightness detection is needed after the processing is finished; the current detection mode is all sealed the back and is inflated through the both ends that adopt the closing plate to with the side cap valve body to all throw into the aquatic with whole side cap valve body, observe whether produce the leakproofness that the bubble judged the side cap valve body.
The leak hunting mode that adopts at present needs frequently to install the closing plate and the process of dismantling the closing plate, causes the leak hunting efficiency of side cap valve body lower, does not match the current situation of side cap valve body batch production.
SUMMERY OF THE UTILITY MODEL
To the not enough that exists among the prior art, the utility model provides a leak hunting device of side cap valve body has solved the problem of current side cap valve body leak hunting process inefficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a leakage detection device for a side cover valve body comprises a base plate and a supporting plate which are parallel to each other, wherein supporting rods positioned at four corner positions are arranged between the base plate and the supporting plate; 4 fixing columns which are symmetrical and parallel in pairs are fixedly connected to the supporting plate, and mounting plates which are parallel to the supporting plate are fixedly connected to the 4 fixing columns; the middle part of the supporting plate is provided with a lower positioning seat for supporting the side cover valve body; 4 guide rods which are positioned outside the lower positioning seat and uniformly distributed along the circumferential direction are fixedly connected to the supporting plate, and a positioning plate is arranged on the 4 guide rods in a sliding manner; an upper positioning seat for tightly pressing and sealing the side cover valve body is fixedly connected to the lower surface of the positioning plate; a driving cylinder is mounted on the mounting plate, and a piston rod of the driving cylinder penetrates through the mounting plate and then is fixedly connected with the positioning plate; and a hydraulic mechanism for providing high-pressure water to the interior of the lower positioning seat is arranged on the base plate.
Preferably, the lower positioning seat comprises a seat body, and the seat body is provided with a limiting groove, a positioning groove and a water inlet hole which are sequentially communicated from top to bottom; the cross-section of constant head tank is arc structure and is used for the arcwall face on the location side cap valve body.
Preferably, the bottom surfaces of the positioning groove and the limiting groove are bonded with sealing layers for sealing.
Preferably, the upper positioning seat comprises a cylinder body with an opening at the lower end, a positioning cylinder extending downwards is fixedly connected in the cylinder body, and a sealing gasket is bonded on the lower end face of the positioning cylinder.
Preferably, the difference between the spacing distance between the cylinder and the positioning cylinder and the wall thickness of the side cover valve body is 2-4 mm.
Preferably, the hydraulic mechanism comprises a nozzle, a water pump and a water storage tank, and the nozzle is mounted on the support plate and extends into the lower positioning seat; the water storage tank and the water pump are both installed on the base plate, a liquid inlet of the water pump is communicated with the water storage tank through a water inlet pipe, and a liquid outlet of the water pump is communicated with the nozzle through a water outlet pipe.
Preferably, the water inlet pipe is provided with a return pipe communicated with the water storage tank, and the return pipe is provided with a first stop valve.
Preferably, the water storage tank is further provided with a water adding pipe, and the water adding pipe is provided with a second stop valve.
Compared with the prior art, the utility model discloses following beneficial effect has:
the side cover valve body is positioned through the lower positioning seat and the cambered surface of the side cover valve body is sealed, after an inner hole of the side cover valve body is communicated with the interior of the lower positioning seat, the positioning plate is pushed by the driving cylinder to drive the upper positioning seat to move downwards so as to seal and compress the upper part of the side cover valve body; then, the hydraulic mechanism conveys high-pressure water into the lower positioning seat and fills the whole side cover valve body, and the tightness of the side cover valve body is judged by checking whether water leakage exists or not; the whole process only needs to place or take out the side cover valve body, so that the workload in the leak detection process is reduced, and the efficiency of the leak detection process is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the lower positioning seat;
FIG. 3 is a schematic structural view of the upper positioning seat;
in the figure, a base plate 1, a support plate 2, a support rod 3, a fixing column 4, a mounting plate 5, a lower positioning seat 6, a base body 61, a limiting groove 62, a positioning groove 63, a water inlet hole 64, a sealing layer 65, a guide rod 7, a positioning plate 8, an upper positioning seat 9, a cylinder body 91, a positioning cylinder 92, a sealing gasket 93, a driving cylinder 10, a hydraulic mechanism 11, a nozzle 111, a water pump 112, a water storage tank 113, a water inlet pipe 114, a water outlet pipe 115, a return pipe 116, a first stop valve 117, a water adding pipe 118 and a second stop valve 119 are arranged.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1 to 3, the utility model provides a leakage detection device for a side cover valve body, which comprises a base plate 1 and a support plate 2 which are parallel to each other, wherein support rods 3 located at four corner positions are arranged between the base plate 1 and the support plate 2, and a stable frame structure is formed by the base plate 1, the support plate 2 and the support rods 3, so that the leakage detection device has a good bearing effect; 4 fixing columns 4 which are symmetrical and parallel in pairs are fixedly connected to the supporting plate 2, and mounting plates 5 which are parallel to the supporting plate 2 are fixedly connected to the 4 fixing columns 4; the middle part of the supporting plate 2 is provided with a lower positioning seat 6 for supporting the side cover valve body; 4 guide rods 7 which are positioned outside the lower positioning seat 6 and uniformly distributed along the circumferential direction are fixedly connected to the supporting plate 2, and a positioning plate 8 is arranged on the 4 guide rods 7 in a sliding manner; an upper positioning seat 9 for tightly pressing and sealing the side cover valve body is fixedly connected to the lower surface of the positioning plate 8; a driving cylinder 10 is mounted on the mounting plate 5, and a piston rod of the driving cylinder 10 penetrates through the mounting plate 5 and then is fixedly connected with the positioning plate 8; before carrying out the leak hunting, place the side cap valve body back on lower positioning seat 6, slide on 4 guide bars 7 with locating plate 8 through driving actuating cylinder 10, drive positioning seat 9 downstream and compress tightly the side cap valve body and seal the opening on the side cap valve body, only remain centre bore and the inside intercommunication of lower positioning seat 6 on the side cap valve body, be convenient for to the inside water injection of side cap valve body.
High-pressure water injection is carried out inside the side cover valve body, the visibility detection is carried out on the sealing performance of the side cover valve body under the condition that whether water leakage exists on the side cover valve body, and a hydraulic mechanism 11 for providing high-pressure water to the inside of the lower positioning seat 6 is installed on the base plate 1; the hydraulic mechanism 11 comprises a nozzle 111, a water pump 112 and a water storage tank 113, wherein the nozzle 111 is arranged on the support plate 2 and extends into the lower positioning seat 6; the water storage tank 113 and the water pump 112 are both arranged on the base plate 1, a liquid inlet of the water pump 112 is communicated with the water storage tank 113 through a water inlet pipe 114, and a liquid outlet of the water pump 112 is communicated with the nozzle 111 through the water inlet pipe 114; water in the water storage tank 113 is conveyed by the water pump 112 to enter the lower positioning seat 6, and continuous pressure maintaining is performed, so that whether leakage exists on the side cover valve body or not can be conveniently observed.
In order to return redundant water into the water storage tank 113 after leak detection is finished, a return pipe 116 communicated with the water storage tank 113 is arranged on the water inlet pipe 114, a first stop valve 117 is arranged on the return pipe 116, and in the process of leak detection, the first stop valve 117 is closed to ensure that water passing through the water pump 112 can directly flow into the lower positioning seat 6; after the leak detection is finished, after the first stop valve 117 is opened, the excessive water in the lower positioning seat 6 flows back to the water storage tank 113 through the return pipe 116, so that the excessive water is prevented from leaking to the outside of the device in the process of taking out the side cover valve body.
Simultaneously, in order to in time to the moisturizing in the storage water tank 113, still be equipped with filler pipe 118 on storage water tank 113 to be equipped with second stop valve 119 on filler pipe 118, open through second stop valve 119, can avoid forming the repression in the storage water tank 113, also can be like adding water in the storage water tank 113, guarantee the water consumption of leak hunting process.
In order to ensure that the lower positioning seat 6 can well position and seal the side cover valve body, the side cover valve body is more stable and reliable after being placed on the lower positioning seat 6; the lower positioning seat 6 comprises a seat body 61, and the seat body 61 is provided with a limiting groove 62, a positioning groove 63 and a water inlet hole 64 which are sequentially communicated from top to bottom; the section of the positioning groove 63 is of an arc-shaped structure and is used for positioning an arc-shaped surface on the side cover valve body; the side cover valve body is positioned through the positioning groove 63, so that the side cover valve body can be stably placed in the limiting groove 62; and meanwhile, a sealing layer 65 for sealing is bonded on the bottom surfaces of the positioning groove 63 and the limiting groove 62, so that the side cover valve body can be ensured to be in a good sealing state after being pressed, wherein the sealing layer 65 is made of rubber.
The pipe part of the side cover valve body is sealed through an upper positioning seat 9, the upper positioning seat 9 comprises a cylinder body 91 with an opening at the lower end, a positioning cylinder 92 extending downwards is fixedly connected in the cylinder body 91, a sealing gasket 93 is bonded on the lower end surface of the positioning cylinder 92, and when the whole upper positioning seat 9 moves downwards, the positioning cylinder 92 extends into the pipe part of the side cover valve body to seal a stepped hole; let the difference of the spacing distance of barrel 91 and location cylinder 92 and the wall thickness of side cap valve body be 2 ~ 4mm, can avoid producing great skew phenomenon at the removal sealing in-process, effectively prescribe a limit to the removal of location cylinder 92, press to target in place the back and can guarantee the leakproofness.
In the explanation of the present invention, it should be noted that the terms "first", "second", and the like are only for convenience of description and understanding, and do not limit the number of usage, the order of installation, or the degree of importance of specific technical features.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. The utility model provides a leak hunting device of side cap valve body which characterized in that: the device comprises a base plate (1) and a supporting plate (2) which are parallel to each other, wherein supporting rods (3) positioned at four corner positions are arranged between the base plate (1) and the supporting plate (2); 4 symmetrical and parallel fixing columns (4) are fixedly connected to the supporting plate (2), and mounting plates (5) parallel to the supporting plate (2) are fixedly connected to the 4 fixing columns (4);
a lower positioning seat (6) for supporting the side cover valve body is arranged in the middle of the supporting plate (2);
4 guide rods (7) which are positioned on the outer side of the lower positioning seat (6) and are uniformly distributed along the circumferential direction are fixedly connected to the supporting plate (2), and a positioning plate (8) is arranged on the 4 guide rods (7) in a sliding manner; an upper positioning seat (9) for tightly pressing and sealing the side cover valve body is fixedly connected to the lower surface of the positioning plate (8);
a driving cylinder (10) is mounted on the mounting plate (5), and a piston rod of the driving cylinder (10) penetrates through the mounting plate (5) and then is fixedly connected with the positioning plate (8);
and a hydraulic mechanism (11) for providing high-pressure water to the interior of the lower positioning seat (6) is arranged on the base plate (1).
2. A leak detection apparatus for a side cover valve body according to claim 1, wherein: the lower positioning seat (6) comprises a seat body (61), and the seat body (61) is provided with a limiting groove (62), a positioning groove (63) and a water inlet hole (64) which are sequentially communicated from top to bottom; the cross section of the positioning groove (63) is of an arc-shaped structure and is used for positioning an arc-shaped surface on the side cover valve body.
3. A leak detection apparatus for a side cover valve body according to claim 2, wherein: and sealing layers (65) for sealing are bonded on the bottom surfaces of the positioning grooves (63) and the limiting grooves (62).
4. A leak detection apparatus for a side cover valve body according to claim 1, wherein: go up positioning seat (9) and include lower extreme open-ended barrel (91), rigid coupling has downwardly extending's location cylinder (92) in barrel (91), bonds on the lower terminal surface of location cylinder (92) and has sealed pad (93).
5. Leak detection apparatus for a side cover valve body according to claim 4, wherein: the difference between the spacing distance between the cylinder body (91) and the positioning cylinder (92) and the wall thickness of the side cover valve body is 2-4 mm.
6. The leak detection apparatus for a side cover valve body according to any one of claims 1 to 5, wherein: the hydraulic mechanism (11) comprises a nozzle (111), a water pump (112) and a water storage tank (113), wherein the nozzle (111) is arranged on the supporting plate (2) and extends into the lower positioning seat (6); storage water tank (113), water pump (112) all install on base plate (1), the inlet of water pump (112) passes through inlet tube (114) with storage water tank (113) and communicates, and the outlet of water pump (112) passes through outlet pipe (115) with nozzle (111) and communicates.
7. A leak detection apparatus for a side cover valve body according to claim 6, wherein: a return pipe (116) communicated with the water storage tank (113) is arranged on the water inlet pipe (114), and a first stop valve (117) is arranged on the return pipe (116).
8. A leak detection apparatus for a side cover valve body according to claim 7, wherein: the water storage tank (113) is further provided with a water adding pipe (118), and the water adding pipe (118) is provided with a second stop valve (119).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921122498.3U CN209910906U (en) | 2019-07-17 | 2019-07-17 | Leakage detection device for side cover valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921122498.3U CN209910906U (en) | 2019-07-17 | 2019-07-17 | Leakage detection device for side cover valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209910906U true CN209910906U (en) | 2020-01-07 |
Family
ID=69050914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921122498.3U Expired - Fee Related CN209910906U (en) | 2019-07-17 | 2019-07-17 | Leakage detection device for side cover valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209910906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112054279A (en) * | 2020-09-15 | 2020-12-08 | 中通服咨询设计研究院有限公司 | Communication antenna control device |
-
2019
- 2019-07-17 CN CN201921122498.3U patent/CN209910906U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112054279A (en) * | 2020-09-15 | 2020-12-08 | 中通服咨询设计研究院有限公司 | Communication antenna control device |
| CN112054279B (en) * | 2020-09-15 | 2021-03-23 | 中通服咨询设计研究院有限公司 | Communication antenna control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210717 |