CN210959101U - Converter of electric vehicle - Google Patents
Converter of electric vehicle Download PDFInfo
- Publication number
- CN210959101U CN210959101U CN201921976189.2U CN201921976189U CN210959101U CN 210959101 U CN210959101 U CN 210959101U CN 201921976189 U CN201921976189 U CN 201921976189U CN 210959101 U CN210959101 U CN 210959101U
- Authority
- CN
- China
- Prior art keywords
- plug
- hole
- electric vehicle
- top plate
- guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 claims description 19
- 239000003792 electrolyte Substances 0.000 abstract description 23
- 238000004880 explosion Methods 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses an electric vehicle converter, including the casing, be in the circuit board that is equipped with plug-in components component in the casing, be equipped with plug-in components component on the circuit board, be equipped with the appearance chamber that matches with plug-in components component in the casing, and correspond the position that holds the chamber on the casing and be equipped with the through-hole, the through-hole is just to the top surface of plug-in components component, the top surface of plug-in components component is equipped with the bolster, the bolster is integrated into one piece's solid of revolution structure, including the cap body and director, the cap body includes the roof, sets up the turn-ups of the downward direction on the outer peripheral face of roof and sets up the turn-ups of the inside rolling of following under the turn-ups, the director is the tubular structure, has the air. The utility model discloses an electric motor car converter can prevent the explosion to avoid electrolyte to spray.
Description
Technical Field
The utility model relates to an electric motor car technical field, especially an electric motor car converter.
Background
The electric vehicle converter is internally provided with a circuit board, the circuit board is provided with a plurality of electrical elements, and in the actual use process, when the converter is overloaded, the electrical elements are possibly cracked, so that the converter has the possibility of explosion, and meanwhile, the electrical elements are cracked to spray electrolyte, so that other components are possibly damaged due to the spraying of the electrolyte.
Disclosure of Invention
The utility model aims to solve the technical problem that an electric motor car converter is provided, it can prevent the explosion to avoid electrolyte to spray.
In order to solve the technical problem, the utility model relates to an electric vehicle converter's technical solution does:
an electric vehicle converter comprises a shell and a circuit board which is arranged in the shell and is provided with a plug-in element, wherein the circuit board is provided with the plug-in element, the shell is internally provided with a containing cavity matched with the plug-in element, the shell is provided with a through hole corresponding to the position of the containing cavity, the through hole is opposite to the top surface of the plug-in element, the top surface of the plug-in element is provided with a buffer part which is of an integrally formed revolving body structure and comprises a cap body and a guide body, the cap body comprises a top plate, a flange which is arranged on the outer peripheral surface of the top plate and faces downwards and a turned edge which is arranged on the lower edge of the flange and rolls inwards, a liquid containing groove is formed between the turned edge and the turned edge, a plurality of vent holes are arranged at the central position of the top plate, a guide plate is arranged at the position, thereby a flow guide space is formed between the flow guide plate and the top plate, the peripheral surface of the flow guide plate is downwards opposite to the liquid containing groove, and the lower surface of the flow guide plate is supported on the plug-in component; the guide body is of a cylindrical structure and is provided with an air guide hole, a plurality of air holes are located in the area range of the air guide hole, and the top end of the guide body penetrates through the through hole.
Furthermore, a convex ring and a breathable cushion are arranged in the air guide hole, and the breathable cushion is supported on the convex ring.
Further, the breathable cushion is a sponge sheet.
Furthermore, the top plate is in an arc shape arched upwards, and the thickness of the top plate is larger than that of the flanging.
Further, the inner end surface of the guide plate faces the outer end surface and is inclined downwards.
Further, the diameter of the through hole is larger than the outer diameter of the guide body.
Further, the liquid containing groove is of a structure with a wide bottom and a narrow top.
Furthermore, a liquid discharge hole is formed in the position, located at the bottom angle of the air guide hole, of the top surface of the top plate, and faces the flow guide space.
The utility model discloses the technological effect that can reach is:
compared with the prior art, the utility model discloses an electric vehicle converter, the appearance intracavity has set up the bolster, the bolster is in the top of plug-in components element, when the plug-in components element takes place to explode and splits, electrolyte is from its top outside blowout, then on impact the roof, some electrolyte is towards the air guide hole from a plurality of air vents at roof center, another part is along the roof bottom surface with the center to the mode of diffusion all around along the water conservancy diversion space, turn-ups inner wall flow direction holds the cistern, avoid the circuit board of electrolyte flow direction below, lead to the circuit board to damage, and towards the electrolyte of air guide hole, in order to avoid its outside continuation blowout, set up the sponge piece in the air guide hole very much, in the thermal while of discharge, electrolyte has also been avoided further dashing outward.
To sum up, the utility model discloses an electric vehicle converter, its bolster has prevented that the plug-in components element from leaking owing to explode the electrolyte that leads to, also provides protection circuit board's effect, and the whole emergence explosion of electric vehicle converter is avoided to diffusion heat that can also be timely.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a cross-sectional view of a housing of the present invention electric vehicle converter;
fig. 2 is an enlarged view of a portion a of fig. 1.
Detailed Description
As shown in fig. 1 and 2, the present invention provides an electric vehicle converter, which includes a housing 1, a circuit board 3 disposed in the housing 1 and provided with a plug-in component 2, the circuit board 3 is provided with the plug-in component 2, the housing 1 is provided with a cavity 4 matching with the plug-in component 2, and the housing 1 is provided with a through hole 5 corresponding to the cavity 4, the through hole 5 is opposite to the top surface of the plug-in component 2, the top surface of the plug-in component 2 is provided with a buffer 6, the buffer 6 is an integrally formed solid structure, and includes a cap body 7 and a guide body 8, the cap body 7 includes a top plate 9, a downward flange 10 disposed on the outer peripheral surface of the top plate 9, and an inward rolled edge 11 disposed under the flange 10, a liquid containing groove 12 is formed between the flange 11 and the flange 10, the center of the top plate 9 is provided with a plurality, a guide plate 14 is arranged at the position, which is matched with the outside of the plurality of vent holes 13, on the bottom surface of the top plate 9, the plurality of vent holes 13 are right opposite to the center of the top surface of the plug-in component 2, the guide plate 14 is connected with the top plate 9 through a plurality of struts 15, so that a guide space 16 is formed between the guide plate 14 and the top plate 9, the outer periphery surface of the guide plate 14 is right opposite to the liquid containing groove 12 downwards, and the lower surface of the guide plate 14 is supported on the plug-in component; the guide body 8 is of a cylindrical structure and is provided with an air guide hole 17, a plurality of vent holes 13 are located in the area range of the air guide hole 17, and the top end of the guide body 8 penetrates through the through hole 5.
Furthermore, a convex ring 18 and a breathable pad 19 are arranged in the air guide hole 17, and the breathable pad 19 is supported on the convex ring 18.
Further, the air-permeable mat 19 is a sponge sheet.
Further, the top plate 9 is in an arc shape arched upwards, and the thickness of the top plate 9 is larger than that of the flange 10.
Further, the inner end surface of the baffle 14 is inclined downward toward the outer end surface.
Further, the diameter of the through hole 5 is larger than the outer diameter of the guide body 8.
Further, the liquid containing tank 12 is of a structure with a wide bottom and a narrow top.
Furthermore, a liquid discharge hole 20 is formed in the top surface of the top plate 9 at the bottom corner of the air guide hole 17, and the liquid discharge hole 20 faces the air guide space 16.
It is right below the utility model discloses an explanation is made to the theory of operation of electric vehicle converter's explosion-proof heat dissipation function:
the electric vehicle converter of the utility model, the plug-in component 2 is usually a capacitor, when the capacitor is cracked, the electrolyte is sprayed out from the top end of the capacitor, along with a large amount of heat energy, the electrolyte is sprayed upwards to impact the top plate 9 of the buffer piece 6, because the top plate 9 is in an arc shape which is arched upwards, and the middle part of the top plate 9 is provided with a plurality of vent holes 13, thus, a part of the electrolyte directly enters the air guide hole 17 from the vent hole 13, and the other part of the electrolyte flows along the bottom surface of the arched top plate 9 towards the direction of the flanging 10, so that in order to avoid the electrolyte falling, particularly, the guide plate 14 is added, the guide plate 14 can well catch the splashed electrolyte, and the electrolyte can smoothly flow to the flanging 10 and fall to the liquid containing groove 12, because the liquid containing groove 12 is of a structure with a wide bottom and a narrow top, namely, the opening position of the liquid containing groove 12 is of a narrow size, the electrolyte can be well prevented from splashing; in addition, a part of the electrolyte entering the air guide hole 17 flows to the flow guide space 16 along the liquid discharge hole 20 and then flows into the liquid containing groove 12, and the other part of the electrolyte continuously rushes upwards to the sponge sheet and is absorbed by the sponge sheet, so that the electrolyte is prevented from continuously splashing to the outer side of the converter.
To sum up, the utility model discloses an electric vehicle converter when taking place the electric capacity and explode and split, can prevent that electrolyte from spattering outward, also prevents electrolyte flow direction self inside circuit board 3.
The present invention provides an electric vehicle converter, which is described in detail above, and the principle and the implementation of the present invention are explained herein by applying a specific example, and the description of the above embodiment is only used to help understanding the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (8)
1. The utility model provides an electric vehicle converter, includes the casing, is in the circuit board that is equipped with plug-in components component in the casing, be equipped with plug-in components component on the circuit board, be equipped with the appearance chamber that matches with plug-in components component in the casing, and correspond the position that holds the chamber on the casing and be equipped with the through-hole, the through-hole is just to the top surface of plug-in components component, its characterized in that: the top surface of the plug-in element is provided with a buffer part, the buffer part is of an integrally formed revolving body structure and comprises a cap body and a guide body, the cap body comprises a top plate, a downward flanging arranged on the peripheral surface of the top plate and an inward rolling curled edge arranged on the lower edge of the flanging, a liquid containing groove is formed between the curled edge and the flanged edge, a plurality of air holes are formed in the center of the top plate, a guide plate is arranged at the bottom surface of the top plate and matched with the air holes, the air holes are opposite to the center of the top surface of the plug-in element, the guide plate is connected with the top plate through a plurality of struts, so that a flow guide space is formed between the guide plate and the top plate, the peripheral surface of the guide plate is opposite to the liquid; the guide body is of a cylindrical structure and is provided with an air guide hole, a plurality of air holes are located in the area range of the air guide hole, and the top end of the guide body penetrates through the through hole.
2. An electric vehicle converter according to claim 1, wherein: a convex ring and a breathable cushion are arranged in the air guide hole, and the breathable cushion is supported on the convex ring.
3. An electric vehicle converter according to claim 2, wherein: the breathable cushion is a sponge sheet.
4. An electric vehicle converter according to claim 1, wherein: the top plate is arc-shaped and arched upwards, and the thickness of the top plate is larger than that of the flanging.
5. An electric vehicle converter according to claim 1, wherein: the inner end surface of the guide plate faces the outer end surface and inclines downwards.
6. An electric vehicle converter according to claim 1, wherein: the diameter of the through hole is larger than the outer diameter of the guide body.
7. An electric vehicle converter according to claim 1, wherein: the liquid containing groove is of a structure with a wide bottom and a narrow top.
8. An electric vehicle converter according to claim 1, wherein: and the top surface of the top plate is provided with a liquid discharge hole at the bottom angle of the air guide hole, and the liquid discharge hole faces the flow guide space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976189.2U CN210959101U (en) | 2019-11-15 | 2019-11-15 | Converter of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976189.2U CN210959101U (en) | 2019-11-15 | 2019-11-15 | Converter of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210959101U true CN210959101U (en) | 2020-07-07 |
Family
ID=71376456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921976189.2U Expired - Fee Related CN210959101U (en) | 2019-11-15 | 2019-11-15 | Converter of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210959101U (en) |
-
2019
- 2019-11-15 CN CN201921976189.2U patent/CN210959101U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220331 Address after: 463000 south section of Chuangye Avenue, Runan County, Zhumadian City, Henan Province Patentee after: HENAN LVJIA CAR INDUSTRY CO.,LTD. Address before: 317016 South Industrial Development Zone, Duqiao Town, Linhai City, Taizhou City, Zhejiang Province Patentee before: LVJIA VEHICLE SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| 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: 20200707 |