CN215042109U - Control box for electric automobile - Google Patents
Control box for electric automobile Download PDFInfo
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- CN215042109U CN215042109U CN202120865055.4U CN202120865055U CN215042109U CN 215042109 U CN215042109 U CN 215042109U CN 202120865055 U CN202120865055 U CN 202120865055U CN 215042109 U CN215042109 U CN 215042109U
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- control box
- box body
- fixed
- upper cover
- copper bar
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Abstract
The utility model discloses a control box for electric automobile, which comprises a control box body, wherein the top of the control box body is clamped and connected with an upper cover closing plate, the bottom of the inner wall of the control box body is fixedly provided with a bus bar component, the bus bar component comprises an FR4 board, an anode copper bar, a cathode copper bar, a PET single-layer insulating film and a PET double-layer insulating film, one side of the inner wall of an FR4 board is embedded with the anode copper bar, and the other side of the inner wall of an FR4 board is embedded with the cathode copper bar, the control box for electric automobile solves the problems of unstable uncovering interlocking signal and higher repair rate, improves the electrical insulation performance of a high-low voltage loop by a laminated bus bar mode, ensures the service life, is simple and convenient to assemble and convenient to operate, adopts two different molding processes due to the upper cover and a box body special structure, has low mold opening cost and product price, and has high grade with the box body protection after being assembled, can meet the actual automobile quality requirement, and is safe and reliable.
Description
Technical Field
The utility model relates to a new energy automobile technical field specifically is a control box for electric automobile.
Background
With the development of new energy technology, new energy products are increasingly popularized. As one of representatives of new energy products, pure electric vehicles become a research hotspot. The only source of the pure electric vehicle driving energy is a power storage battery, and the high-voltage control box is used for controlling and protecting the safety of the electricity consumption of the high-voltage circuit. Therefore, the electrical property of the high-voltage control box and the protection property of the box body are very important, and the safe and stable operation of the automobile is directly influenced.
The interlocking signal that uncaps in the control box manufacturing process is unstable in the existing market, and the repair rate is higher, and high low voltage electric insulating property risk is higher, and life can not obtain the assurance, and product mould expense and product unit price are generally on the high side, and upper cover and casing protection level can not satisfy the quality requirement in automobile market.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a control box for electric automobile to solve the interlocking signal instability that uncaps in the control box manufacturing process on the existing market that proposes in the above-mentioned background, the repair rate is higher, and high low tension electricity insulating properties risk is higher, and life can not obtain guaranteeing, and product mould expense and product unit price are general on the high side, and the problem that upper cover and casing protection level can not satisfy automobile market's quality requirement.
In order to achieve the above object, the utility model provides a following technical scheme: a control box for an electric automobile comprises a control box body, wherein the top of the control box body is connected with an upper cover sealing plate in a clamping manner, a busbar assembly is fixedly arranged at the bottom of the inner wall of the control box body and comprises an FR4 plate, an anode copper bar, a cathode copper bar, a PET single-layer insulating film and a PET double-layer insulating film, the anode copper bar is embedded at one side of the inner wall of an FR4 plate, the cathode copper bar is embedded at the other side of the inner wall of an FR4 plate, the PET single-layer insulating film is fixedly arranged on the surface of the FR4 plate, the PET double-layer insulating film is fixedly arranged on the outer side of the PET single-layer insulating film, a fixed support is fixedly arranged at one side of the top of the busbar assembly, a microswitch is fixedly arranged at the top of the fixed support, a fuse is fixedly arranged at the other side of the top of the busbar assembly, and a high-voltage connector is fixedly arranged at one positive side of the control box body, the positive opposite side fixed mounting of control box body has output connection port, the center fixed mounting at the control box body back has the low pressure connector.
As a preferred technical scheme of the utility model, the fixed sealed pad that is provided with in junction of upper cover shrouding and control box body, just sealed surperficial setting up of filling up is the wave.
As a preferred technical scheme of the utility model, the fixed upper cover support that is provided with of avris of control box body inner wall, the upper cover support corresponds the setting with the upper cover closing plate.
As a preferred technical scheme of the utility model, the surface cover of control box body is equipped with the protection gum cover.
As a preferred technical scheme of the utility model, the both sides of control box body are all fixed and are provided with the fixed ear of side, the both sides at the control box body back are all fixed and are provided with fixed back seat.
As a preferred technical scheme of the utility model, the equal threaded connection in both sides at upper cover shrouding top has a plurality of locking bolts.
Compared with the prior art, the beneficial effects of the utility model are that: the control box solves the problems of unstable uncovering interlocking signals and high repair rate, and not only improves the electrical insulation performance of a high-low voltage loop of the control box through the laminated busbar mode, the service life is ensured, but also the assembly is simple and convenient, the operation is convenient, because of the upper cover and the box special structure, two different forming processes are adopted, the die sinking cost and the product price are low, the protection grade of the upper cover and the box after the assembly is high, the actual automobile quality requirement can be met, the control box is safe and reliable, and the practical value is high.
Drawings
FIG. 1 is a schematic view of the front view of the main body of the present invention;
fig. 2 is a schematic structural view of a rear view plane of the main body of the present invention;
fig. 3 is a schematic view of a front cross-sectional structure of the bus bar assembly of the present invention;
fig. 4 is an electrical schematic structural diagram of the present invention.
In the figure: 1. an upper cover closing plate; 2. a gasket; 3. a fuse; 4. a control box body; 5. a high voltage connector; 6. locking the bolt; 7. a busbar assembly; 8. an upper cover bracket; 9. a microswitch; 10. fixing a bracket; 11. a low voltage connector; 12. side fixing lugs; 13. a protective rubber sleeve; 14. an output connection port; 15. fixing a rear seat; 16. FR4 board; 17. a positive copper bar; 18. a PET single-layer insulating film; 19. a PET double-layer insulating film; 20. and a negative electrode copper bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a control box for electric vehicle, including control box body 4, the top block of control box body 4 is connected with upper cover sealing plate 1, the bottom of the inner wall of control box body 4 is fixedly provided with female row subassembly 7, female row subassembly 7 includes FR4 board 16, positive copper bar 17, negative copper bar 20, PET single-layer insulation film 18 and PET double-layer insulation film 19, positive copper bar 17 is embedded in one side of the inner wall of FR4 board 16, negative copper bar 20 is embedded in the other side of the inner wall of FR4 board 16, the surface of FR4 board 16 is fixedly provided with PET single-layer insulation film 18, PET double-layer insulation film 19 is fixedly provided in the outside of PET single-layer insulation film 18, through the way of laminated female row, not only make its high-low voltage circuit electric insulation performance promote, the life-life is guaranteed, and the assembly is simple and convenient, the operation is convenient, one side of female row subassembly 7 top is fixedly provided with fixed bolster 10, the top fixed mounting of fixed bolster 10 has micro-gap switch 9, the opposite side fixed mounting at female subassembly 7 top has fuse 3, the positive one side fixed mounting of control box body 4 has high voltage connector 5, the positive opposite side fixed mounting of control box body 4 has output connection port 14, the central fixed mounting at the control box body 4 back has low voltage connector 11, adopt two kinds of different forming process, the die sinking expense and product low price, and the equipment back upper cover is high with box protection level, can satisfy actual car quality requirement, safety and reliability, high practical value.
Preferably, the sealing gasket 2 is fixedly arranged at the joint of the upper cover sealing plate 1 and the control box body 4, the surface of the sealing gasket 2 is in a wave shape, the compression amount of the sealing gasket 2 is five to one millimeter at zero, and the whole sealing performance of the control box body 4 can be guaranteed.
Preferably, the side of the inner wall of the control box body 4 is fixedly provided with an upper cover support 8, the upper cover support 8 and the upper cover sealing plate 1 are correspondingly arranged, the structural design is reasonable, the assembly is simple and convenient, and the operation is convenient.
Preferably, the surface cover of control box body 4 is equipped with protection gum cover 13, can carry out certain buffer protection to control box body 4, increases its life.
Preferably, the both sides of control box body 4 are all fixed and are provided with the fixed ear 12 of side, and the both sides at the control box body 4 back are all fixed and are provided with fixed back seat 15, and convenient and fast more is used in the installation, and practical value is high.
Preferably, the both sides at 1 top of upper cover closing plate are all threaded connection and are had a plurality of locking bolts 6, can lock upper cover closing plate 1 and control box body 4 fixedly, convenient to use.
When the control box is used, the control box body 4 of the control box for the electric automobile is taken out, two fixed rear seats 15 are sequentially fixed on the fixed part of a new energy automobile by using screws, and then the control box is operated and used according to the normal use mode, the control box body 4 solves the problems of unstable uncovering interlocking signals and higher repair rate, the internal part is provided with a bus bar assembly 7, the electric insulation performance of a high-low voltage loop is improved and the service life is ensured by a laminated bus bar mode, the assembly is simple and convenient and is convenient to operate, meanwhile, the upper cover sealing plate 1 and the control box body 4 have special structures, two different forming processes of a high polymer diffusion welding process and a hot-pressing bonding process are adopted, so that the die sinking cost and the product price are reduced to a certain extent, and the protection grade of the upper cover sealing plate 1 and the control box body 4 is high after the assembly, can satisfy the actual automobile quality requirement, safe and reliable, practical value is high.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a control box for electric automobile, includes control box body (4), its characterized in that: the top block of control box body (4) is connected with upper cover shrouding (1), the fixed female subassembly (7) that arranges that is provided with in bottom of control box body (4) inner wall, female subassembly (7) of arranging includes FR4 board (16), anodal copper bar (17), negative pole copper bar (20), PET individual layer insulating film (18) and PET double-layer insulating film (19), positive pole copper bar (17) are inlayed to one side of FR4 board (16) inner wall, the opposite side of FR4 board (16) inner wall is inlayed and is equipped with negative pole copper bar (20), the fixed surface of FR4 board (16) is provided with PET individual layer insulating film (18), the fixed PET double-layer insulating film (19) that is provided with in the outside of PET individual layer insulating film (18), the fixed bolster (10) that is provided with in one side at female subassembly (7) top, the top fixed mounting of fixed bolster (10) has micro-gap switch (9), the utility model discloses a female opposite side fixed mounting who arranges subassembly (7) top has fuse (3), the positive one side fixed mounting of control box body (4) has high voltage connector (5), the positive opposite side fixed mounting of control box body (4) has output connection port (14), the central fixed mounting at the control box body (4) back has low voltage connector (11).
2. The control box for the electric vehicle according to claim 1, wherein: the joint of the upper cover sealing plate (1) and the control box body (4) is fixedly provided with a sealing gasket (2), and the surface of the sealing gasket (2) is wave-shaped.
3. The control box for the electric vehicle according to claim 1, wherein: the avris of control box body (4) inner wall is fixed and is provided with upper cover support (8), upper cover support (8) and upper cover shrouding (1) correspond the setting.
4. The control box for the electric vehicle according to claim 1, wherein: the surface cover of control box body (4) is equipped with protection gum cover (13).
5. The control box for the electric vehicle according to claim 1, wherein: both sides of control box body (4) all are fixed and are provided with side fixed ear (12), both sides at the control box body (4) back all are fixed and are provided with fixed back seat (15).
6. The control box for the electric vehicle according to claim 1, wherein: and both sides of the top of the upper cover sealing plate (1) are in threaded connection with a plurality of locking bolts (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120865055.4U CN215042109U (en) | 2021-04-26 | 2021-04-26 | Control box for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120865055.4U CN215042109U (en) | 2021-04-26 | 2021-04-26 | Control box for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215042109U true CN215042109U (en) | 2021-12-07 |
Family
ID=79109374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120865055.4U Active CN215042109U (en) | 2021-04-26 | 2021-04-26 | Control box for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215042109U (en) |
-
2021
- 2021-04-26 CN CN202120865055.4U patent/CN215042109U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220805 Granted publication date: 20211207 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230110 Granted publication date: 20211207 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230605 Address after: The third floor of C4 standard workshop, No. 299, Xindong Venture Park, Hongqi District, Xinxiang City, Henan Province, 453000 Patentee after: Henan Chenfeng Lvneng Electric Technology Co.,Ltd. Address before: 453000 standard plant 9, No. 299, Xindong Avenue (South), Hongqi District, Xinxiang City, Henan Province Patentee before: XINXIANG CHIEFLEAD ELECTRICAL TECHNOLOGY Co.,Ltd. |