CN220380694U - Water-cooled motor shell leakproofness pressure detection device - Google Patents
Water-cooled motor shell leakproofness pressure detection device Download PDFInfo
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- CN220380694U CN220380694U CN202322107988.9U CN202322107988U CN220380694U CN 220380694 U CN220380694 U CN 220380694U CN 202322107988 U CN202322107988 U CN 202322107988U CN 220380694 U CN220380694 U CN 220380694U
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- 238000007789 sealing Methods 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 210000000887 face Anatomy 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000001742 aqueous humor Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of water-cooled motor shell production, and particularly discloses a water-cooled motor shell tightness pressure detection device which comprises a box body with an opening at the upper end and a detection mechanism arranged at the inner side of the box body and used for detecting the sealing of a central cavity and a water channel cavity of a detection shell; the detection mechanism comprises a lifting assembly fixed on the inner wall of the box body, and a positioning assembly used for limiting the detection shell is arranged on the lifting assembly. According to the utility model, through the arrangement of the detection assembly and the positioning assembly of the detection mechanism, the detection shell is placed on the sealing gasket after being initially limited by the positioning assembly, then the central cavity and the water channel cavity of the detection shell are plugged under the clamping of the cover plate by the sealing ring, the detection shell is detected by moving the whole body into the water liquid through the lifting assembly and simultaneously introducing the detection air pressure into the central cavity and the water channel cavity, the whole process is completed after one-time clamping, the detection efficiency is improved, and meanwhile, the detection device is simple in whole structure and convenient to operate.
Description
Technical Field
The utility model relates to the technical field of water-cooled motor shell production, in particular to a water-cooled motor shell tightness pressure detection device.
Background
The aluminum alloy water-cooled motor shell formed by hot extrusion is provided with a plurality of cavities, including 1 cavity for installing a motor at the center and a plurality of water channel cavities for water cooling on the peripheral shell, in the post machining process, some motor shells can weld the water channel, only one water inlet is reserved at one end, and one water outlet is reserved at the other end face; the water channels at the two ends of the motor shell are processed but not welded, and the water channels processed into the two end surfaces can be mutually communicated into a continuous water channel when the end surfaces are sealed; some water channels on two end surfaces of the motor casing are kept in a state of extrusion without processing. These water-cooled motor housings are all used to manufacture new energy vehicle motors, requiring no leakage from the assembled motor water cooling system and central cavity, and therefore, the motor housing must be subjected to a leak-tight pressure test. The prior art only detects to a certain model product, and detects with different detection device respectively to central cavity and water course cavity under most circumstances, and detection efficiency is low, and the device structure that detects usefulness is also relatively more complicated, causes manufacturing cost higher, has caused puzzlement for production.
Disclosure of Invention
The utility model aims to solve the problems and provide a water-cooled motor shell tightness pressure detection device.
The utility model realizes the above purpose through the following technical scheme:
the water-cooled motor shell tightness pressure detection device comprises a box body with an opening at the upper end and a detection mechanism which is arranged on the inner side of the box body and used for carrying out sealing detection on a central cavity and a water channel cavity of a detection shell; the detection mechanism comprises a lifting assembly fixed on the inner wall of the box body, and a positioning assembly used for limiting the detection shell and a detection assembly used for blocking and detecting the central cavity and the water channel cavity of the detection shell are arranged on the lifting assembly;
the detection assembly comprises a support fixed on the lifting assembly, an air cylinder is fixed on the support, the lower end of the air cylinder is connected with a cover plate, an annular groove corresponding to the center of the water channel cavity of the detection shell is formed in the lower end face of the cover plate, a sealing ring is arranged on the lower side of the cover plate, a through hole opposite to the center of the water channel cavity of the detection shell is formed in the sealing ring, a through hole is formed in the annular groove and close to the center of the cover plate in a penetrating mode, an air duct is connected to the through hole, and the lifting assembly is located on the lower side of the detection shell and is provided with a sealing gasket.
Further set up: the outer diameter of the sealing gasket is larger than the outer diameter of the detection shell, the outer ring diameter of the sealing ring is larger than the outer diameter of the detection shell, and the inner ring diameter of the sealing ring is smaller than the inner diameter of the central cavity of the detection shell.
Further set up: the lifting assembly comprises a mounting seat fixed on the inner wall of the box body, the mounting seat is arranged up and down relatively, a screw rod is vertically arranged on the mounting seat, a chain wheel is fixed at the lower end of the screw rod, a chain is sleeved on the chain wheel, a supporting plate is connected onto the screw rod, and one of the supporting plates is connected with the upper end of the screw rod.
Further set up: the lead screw is rotationally connected with the mounting seat, the lead screw is in threaded connection with the supporting plate, and the specifications of the chain wheels at two sides are the same.
Further set up: the area of the supporting plate is smaller than the section of the inner cavity of the box body.
Further set up: the positioning assembly comprises supporting seats which are circumferentially and uniformly distributed on the supporting plate, a sliding column is arranged on the supporting seat, a limiting block is fixed at the end part of the sliding column, and a spring is sleeved between the limiting block and the supporting seat on the outer diameter of the sliding column.
Further set up: the sliding column faces to the center position, the opposite surfaces of the limiting blocks are arc-shaped surfaces, and the sliding column is in sliding connection with the supporting seat.
Further set up: and the limiting center of the limiting block corresponds to the center of the cover plate.
Further set up: the water inlet pipe is communicated with the upper portion of the outer wall of the box body, the water outlet pipe is communicated with the lower portion of the outer wall of the box body, and the valve body is arranged on the water outlet pipe.
Compared with the prior art, the utility model has the following beneficial effects:
through detection mechanism's detection subassembly, positioning component's setting, make and detect the casing and place on sealed pad after carrying out preliminary spacing through positioning component, then carry out the shutoff of center chamber and water course chamber to detecting the casing under the centre gripping of apron through the sealing washer, to the internal detection atmospheric pressure that lets in simultaneously of center chamber and water course chamber to the aqueous humor through lifting assembly, detect detecting the casing, make whole process accomplish after once the clamping, improved detection efficiency, overall structure is simple simultaneously, the operation of being convenient for goes on.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is an isometric view of a water-cooled motor housing leak tightness pressure detection device according to the present utility model;
FIG. 2 is a schematic view of a water-cooled motor housing leak tightness pressure detection device according to another aspect of the present utility model;
FIG. 3 is a schematic top view of a water-cooled motor housing tightness pressure detection device according to the present utility model;
FIG. 4 is a schematic diagram of a main sectional structure of a sealing pressure detecting device for a water-cooled motor casing according to the present utility model;
FIG. 5 is a schematic structural view of a detecting mechanism of a water-cooled motor housing tightness pressure detecting device according to the present utility model;
FIG. 6 is a schematic structural diagram of a detecting assembly of a water-cooled motor housing tightness pressure detecting device according to the present utility model;
fig. 7 is a schematic structural diagram of another view angle of a detecting assembly of a water-cooled motor housing tightness pressure detecting device according to the present utility model.
The reference numerals are explained as follows:
1. a case; 11. a water inlet pipe; 12. a drain pipe; 2. a detection mechanism; 21. a lifting assembly; 211. a mounting base; 212. a screw rod; 213. a sprocket; 214. a servo motor; 215. a support plate; 22. a detection assembly; 221. a bracket; 222. a cylinder; 223. a cover plate; 2231. an annular groove; 224. a seal ring; 225. a sealing gasket; 23. a positioning assembly; 231. a support base; 232. a spool; 233. a limiting block; 234. a spring; 3. and detecting the shell.
Detailed Description
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-7, the water-cooled motor shell tightness pressure detection device comprises a box body 1 with an opening at the upper end, and a detection mechanism 2 which is arranged at the inner side of the box body 1 and is used for performing sealing detection on a central cavity and a water channel cavity of a detection shell 3;
in this embodiment: the outer wall of the box body 1 is communicated with a water inlet pipe 11 at an upper position, the outer wall of the box body 1 is communicated with a water outlet pipe 12 at a lower position, a valve body is arranged on the water outlet pipe 12, and water in the box body 1 is conveniently added and discharged through the water inlet pipe 11 and the water outlet pipe 12.
In this embodiment: the detection mechanism 2 comprises a lifting assembly 21 fixed on the inner wall of the box body 1, and a positioning assembly 23 used for limiting the detection shell 3 and a detection assembly 22 used for plugging and detecting the central cavity and the water channel cavity of the detection shell 3 are arranged on the lifting assembly 21;
the lifting assembly 21 comprises a mounting seat 211 fixed on the inner wall of the box body 1, the mounting seat 211 is arranged up and down oppositely, a screw rod 212 is vertically arranged on the mounting seat 211, a chain wheel 213 is fixed at the lower end of the screw rod 212, a chain is sleeved on the chain wheel 213, a supporting plate 215 is connected on the screw rod 212, and the upper end of one screw rod 212 is connected with a servo motor 214; the lead screw 212 is rotationally connected with the mounting seat 211, the lead screw 212 is in threaded connection with the supporting plate 215, and the specifications of the chain wheels 213 on two sides are the same; the area of the supporting plate 215 is smaller than the inner cavity section of the box body 1, the servo motor 214 works to enable the screw rod 212 to synchronously rotate under the transmission of the chain wheel 213, and the whole supporting plate 215 moves up and down in the box body 1, so that the up and down operation during detection of the detection shell 3 is facilitated.
The detection assembly 22 comprises a bracket 221 fixed on the support plate 215, an air cylinder 222 is fixed on the bracket 221, the lower end of the air cylinder 222 is connected with a cover plate 223, an annular groove 2231 corresponding to the center of the water channel cavity of the detection shell 3 is formed in the lower end face of the cover plate 223, a sealing ring 224 is arranged on the lower side of the cover plate 223, a through hole opposite to the center of the water channel cavity of the detection shell 3 is formed in the sealing ring 224, a through hole is formed in the cover plate 223, located in the annular groove 2231, and near the center of the cover plate 223 in a penetrating manner, an air duct is connected to the through hole, and a sealing gasket 225 is arranged on the lower side of the detection shell 3 on the support plate 215; the external diameter of sealing gasket 225 is greater than the external diameter of detecting casing 3, and the outer ring diameter of sealing washer 224 is greater than the external diameter of detecting casing 3, and the inner ring diameter of sealing washer 224 is less than the internal diameter of detecting casing 3 central chamber, promotes apron 223 and moves down through the extension of cylinder 222, makes sealing washer 224 seal detecting casing 3 upside, and sealing gasket 225 carries out the shutoff to detecting casing 3 downside, then fills the gas that detects demand pressure simultaneously to detecting casing 3 central chamber and water course chamber through the air duct that communicates on apron 223, makes one-shot operation realize whole detection.
The positioning assembly 23 comprises a supporting seat 231 which is circumferentially and uniformly distributed on the supporting plate 215, a sliding column 232 is arranged on the supporting seat 231, a limiting block 233 is fixed at the end part of the sliding column 232, and a spring 234 is sleeved between the limiting block 233 and the supporting seat 231 on the outer diameter of the sliding column 232; the sliding column 232 faces to the center position, the opposite surfaces of the limiting blocks 233 are arc-shaped surfaces, and the sliding column 232 is in sliding connection with the supporting seat 231; the limiting center of the limiting block 233 corresponds to the center of the cover plate 223, so that the limiting block 233 is pushed by the spring 234, the limiting block 233 is aligned to the center under the support of the sliding column 232, the placed detection shell 3 is initially limited, the detection shell 3 and the cover plate 223 on the upper side are positioned at the center, and the placement deviation is prevented, so that the detection effect is influenced.
The working principle and the use flow of the utility model are as follows: when the cover plate 223, the sealing ring 224 and the sealing gasket 225 corresponding to the specification of the detection shell 3 are replaced, firstly, the sealing gasket 225 is placed on the supporting plate 215, when the detection shell 3 is placed on the sealing gasket 225, the outer wall is limited by the limiting block 233 of the outer ring, the limiting block 233 is contacted with the outer wall of the detection shell 3 under the pushing action of the spring 234, then the detection shell 3 is placed on the sealing gasket 225, then the sealing ring 224 is placed on the upper end surface of the detection shell 3, the through hole on the sealing ring 224 corresponds to the water channel cavity of the detection shell 3, the air cylinder 222 stretches to push the cover plate 223 to move downwards, the sealing ring 224, the detection shell 3 and the sealing gasket 225 form a clamping sealing state, then the servo motor 214 works, the screw 212 synchronously rotates under the transmission of the chain wheel 213, the whole supporting plate 215 moves into the water liquid at the lower side of the box 1, then the detection air pressure is introduced into the central cavity and the water channel cavity of the detection shell 3 through the air duct, the detection requirement time is kept, and whether bubbles are generated on the surface of the detection shell 3 is observed.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (9)
1. The utility model provides a water-cooled motor shell leakproofness pressure detection device, includes upper end open-ended box (1), its characterized in that: the detection device also comprises a detection mechanism (2) which is arranged at the inner side of the box body (1) and is used for carrying out sealing detection on the central cavity and the water channel cavity of the detection shell (3); the detection mechanism (2) comprises a lifting assembly (21) fixed on the inner wall of the box body (1), wherein a positioning assembly (23) used for limiting the detection shell (3) and a detection assembly (22) used for blocking and detecting the central cavity and the water channel cavity of the detection shell (3) are arranged on the lifting assembly (21);
the detection assembly (22) comprises a support (221) fixed on the lifting assembly (21), an air cylinder (222) is fixed on the support (221), a cover plate (223) is connected to the lower end of the air cylinder (222), an annular groove (2231) corresponding to the center of a water channel cavity of the detection shell (3) is formed in the lower end face of the cover plate (223), a sealing ring (224) is arranged on the lower side of the cover plate (223), a through hole is formed in the annular groove (2231) and is close to the center of the cover plate (223) in a penetrating mode, an air duct is connected to the through hole, and a sealing gasket (225) is arranged on the lower side of the detection shell (3) and located on the lifting assembly (21).
2. The water-cooled motor housing tightness pressure detection device according to claim 1, wherein: the outer diameter of the sealing gasket (225) is larger than that of the detection shell (3), the outer ring diameter of the sealing ring (224) is larger than that of the detection shell (3), and the inner ring diameter of the sealing ring (224) is smaller than that of the central cavity of the detection shell (3).
3. The water-cooled motor housing tightness pressure detection device according to claim 1, wherein: lifting assembly (21) are including fixing mount pad (211) on box (1) inner wall, mount pad (211) set up relatively from top to bottom, vertically on mount pad (211) be provided with lead screw (212), lead screw (212) lower extreme is fixed with sprocket (213), the cover is equipped with the chain on sprocket (213), be connected with backup pad (215) on lead screw (212), one of them lead screw (212) upper end is connected with the power supply.
4. A water-cooled motor housing tightness pressure detection device as claimed in claim 3, wherein: the lead screw (212) is rotationally connected with the mounting seat (211), the lead screw (212) is in threaded connection with the supporting plate (215), and the specifications of the chain wheels (213) on two sides are the same.
5. The water-cooled motor housing tightness pressure detection device according to claim 4, wherein: the area of the supporting plate (215) is smaller than the inner cavity section of the box body (1).
6. A water-cooled motor housing tightness pressure detection device as claimed in claim 3, wherein: the locating component (23) comprises supporting seats (231) which are circumferentially and uniformly distributed on the supporting plate (215), sliding columns (232) are arranged on the supporting seats (231), limiting blocks (233) are fixed at the end parts of the sliding columns (232), and springs (234) are sleeved between the limiting blocks (233) and the supporting seats (231) on the outer diameter of the sliding columns (232).
7. The water-cooled motor housing tightness pressure detection device of claim 6, wherein: the sliding column (232) faces to the center, the opposite surfaces of the limiting blocks (233) are arc-shaped surfaces, and the sliding column (232) is in sliding connection with the supporting seat (231).
8. The water-cooled motor housing tightness pressure detection device of claim 7, wherein: the limiting center of the limiting block (233) corresponds to the center of the cover plate (223).
9. The water-cooled motor housing tightness pressure detection device according to claim 1, wherein: the water inlet pipe (11) is communicated with the upper portion of the outer wall of the box body (1), the water outlet pipe (12) is communicated with the lower portion of the outer wall of the box body (1), and the water outlet pipe (12) is provided with a valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322107988.9U CN220380694U (en) | 2023-08-07 | 2023-08-07 | Water-cooled motor shell leakproofness pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322107988.9U CN220380694U (en) | 2023-08-07 | 2023-08-07 | Water-cooled motor shell leakproofness pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220380694U true CN220380694U (en) | 2024-01-23 |
Family
ID=89568823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322107988.9U Active CN220380694U (en) | 2023-08-07 | 2023-08-07 | Water-cooled motor shell leakproofness pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220380694U (en) |
-
2023
- 2023-08-07 CN CN202322107988.9U patent/CN220380694U/en active Active
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