CN219287958U - Novel flexible arrangement structure of capacitive plate of electric vehicle controller - Google Patents
Novel flexible arrangement structure of capacitive plate of electric vehicle controller Download PDFInfo
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- CN219287958U CN219287958U CN202222901458.7U CN202222901458U CN219287958U CN 219287958 U CN219287958 U CN 219287958U CN 202222901458 U CN202222901458 U CN 202222901458U CN 219287958 U CN219287958 U CN 219287958U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/72—Electric energy management in electromobility
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Abstract
The utility model discloses a novel flexible arrangement structure of a capacitor plate of an electric vehicle controller, which relates to the field of electric vehicles and comprises a plurality of capacitor plates and conductive parts, wherein the capacitor plates are arranged on the outer sides of the conductive parts, the capacitor plates are connected with the conductive parts through flexible parts, and a power plate is arranged on one side of the conductive parts. The arrangement mode of the capacitor plates 1 in the application can load more capacitor plates 1 in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plate 1 is connected with the conductive part through the flexible part, so that space is saved, space utilization is improved, external force applied to the printed circuit board on each connecting point is reduced, deformation of the circuit board in later use is reduced, and the problem of unbalanced stress of the capacitive plate 1 is solved.
Description
Technical Field
The utility model relates to the field of electric vehicles, in particular to a novel flexible arrangement structure of a capacitive plate of an electric vehicle controller.
Background
Electric vehicles are moving toward faster, safer trends, thus requiring vehicles with more powerful motors and matched controllers. Because the vehicle installation space is limited, the controller is required to have smaller volume, and the space utilization rate of the capacitor plates in the product is lower in arrangement.
Disclosure of Invention
To overcome the above-mentioned drawbacks, it is an object of the present utility model to provide a new flexible arrangement of capacitive plates for electric vehicle controllers that is capable of carrying more capacitance, enabling the controller to carry more current and thus obtain more power.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel electric motor car controller electric capacity board flexible arrangement structure, includes a plurality of electric capacity boards and conductive part, the electric capacity board sets up in conductive part's the outside, sets up two rectangular form electric capacity boards in this application, and these two electric capacity boards symmetry set up the both sides at this novel electric motor car controller electric capacity board flexible arrangement structure, had both had so been favorable to arranging of system conductive part, fuse, had avoided the electric capacity board to dispel the heat unevenly on the water-cooling board again. The arrangement mode of the capacitor plates can load more capacitor plates in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plate is connected with the conductive part through the flexible part, so that on one hand, space is saved, space utilization is improved, on the other hand, external force applied to the printed circuit board on each connecting point is reduced, deformation of the capacitive plate in later use is reduced, and the problem of unbalanced stress of the capacitive plate is solved. One side of the conductive component is provided with a power board, and high-power components are arranged on the power board.
The arrangement mode of the capacitor plates can load more capacitor plates in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plates are connected with the conductive parts through the flexible parts, so that space is saved, space utilization is improved, external forces applied to the printed circuit board on each connecting point are reduced, and deformation of the circuit board in later use is reduced.
Further is: the flexible part is a stranded wire of a soft copper bar or a copper pressing nose. The capacitive plate and the conductive part are electrically connected through the multi-strand wires of the soft copper bar or the copper pressing nose under the linkage of the fastening screw.
Further is: the flexible component comprises a flexible component, wherein one side of the flexible component is provided with a positive wiring support and a negative wiring support, the positive electrode of the soft copper bar or the positive electrode of the stranded wire of the copper pressing nose is connected with the positive wiring support, and the negative electrode of the soft copper bar or the negative electrode of the stranded wire of the copper pressing nose is connected with the negative wiring support. In the application, 2 positive electrode connection points and 2 negative electrode connection points are respectively arranged on each capacitor plate due to the overcurrent requirement. The weight of the soft copper bar (or the multi-strand wire of the copper pressing nose) is mostly born by the wiring support, and the rigidity of the soft copper bar (or the multi-strand wire of the copper pressing nose) in the thickness direction is small, so that the force applied to the capacitor plate is small, the problem that the capacitor plate is greatly deformed due to the fact that a plurality of connecting points are stressed by large force is avoided, and the conduction stability of the pin of the capacitor is guaranteed.
Further is: the conductive component is a positive conductive column and a negative conductive column, the positive conductive column is connected with a positive wiring support, the negative conductive column is connected with a negative wiring support, and the capacitor plate and the power plate are connected with the conductive column through the wiring support.
Further is: the flexible component is a flexible laminated busbar, the flexible laminated busbar comprises a busbar upper portion and a busbar lower portion, the busbar upper portion is connected with the capacitor plate, and the busbar lower portion is used as a conductive component to be connected with the power plate. And the positive electrode and the negative electrode at the upper part of the busbar are respectively connected with the positive electrode and the negative electrode of the capacitor plate. Because the capacitor plate is vertically placed, the positive electrode and the negative electrode on the upper part of the busbar are respectively positioned on the upper side and the lower side of the capacitor plate, and the positive electrode and the negative electrode on the upper part of the busbar are overlapped up and down, the area in the horizontal direction is saved by the connection mode, and more capacitor plates can be accommodated.
Further is: the upper portion of the busbar comprises a first insulating coating and a second insulating coating, the upper portion of the busbar further comprises a positive conductor connected with the positive electrode of the capacitor plate and a negative conductor connected with the negative electrode of the capacitor plate, and a first isolation insulating layer is arranged between the positive conductor and the negative conductor.
Further is: the power board is characterized in that the lower part of the busbar further comprises a positive electrode metal row and a negative electrode metal row which are connected with the power board, the positive electrode metal row and the negative electrode metal row are connected with the power board through bonding pads respectively, and second isolation insulating layers are arranged between the positive electrode metal row and the negative electrode metal row and outside the positive electrode metal row and the negative electrode metal row.
Further is: the capacitor plate is characterized in that a water cooling plate is arranged below the capacitor plate, a heat conduction silica gel sheet is arranged between the water cooling plate and the capacitor plate, an upper cover is arranged above the capacitor plate, and the capacitor plate is fixed by the upper cover and the water cooling plate. The capacitive plate is in the vertical state when the controller is placed horizontally in the application, the lower end face of the capacitive plate is in contact with the heat-conducting silica gel sheet, the pcb welded above is pressed by the rib of the upper cover, the capacitive plate can not move randomly in the vertical direction, the lower end face of the capacitive plate is always in an extrusion state with the silica gel sheet, and the viscosity of the heat-conducting silica gel sheet ensures that the lower end face of the capacitor can not move randomly in the horizontal plane under vertical compression. Due to the limit of the capacitor plate and the support of the flexible heat-conducting silica gel sheet, the impact of the capacitor plate in vibration is effectively weakened, and the vibration reliability of the product is improved.
Further is: one side of the power board is provided with a main control board, and the main control board is electrically connected with the power board.
Further is: one side of the main control board is provided with a fuse, and the fuse is used for the controller of the novel electric vehicle.
The utility model has the beneficial effects that the arrangement mode of the capacitor plates can load more capacitor plates in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plate is connected with the conductive part through the flexible part, so that on one hand, space is saved, space utilization is improved, on the other hand, external force applied to the printed circuit board on each connecting point is reduced, deformation of the circuit board in later use is reduced, and the problem of unbalanced stress of the capacitive plate is solved.
Drawings
FIG. 1 is a schematic view of a novel electric vehicle controller capacitive plate flexible arrangement with a soft copper bar as a flexible component;
FIG. 2 is a schematic illustration of a novel electric vehicle controller capacitive plate flexible arrangement with a flexible laminate busbar as the flexible component;
FIG. 3 is a schematic view of a flexible laminate busbar;
FIG. 4 is a schematic view of the upper part of the busbar;
FIG. 5 is a schematic view of the lower part of the busbar;
FIG. 6 is a schematic diagram of capacitive plate limiting;
in the figure: 1. a capacitive plate; 2. an upper cover; 3. a water cooling plate; 4. a conductive member; 5. a power board; 6. a positive wiring bracket; 7. a negative wiring bracket; 8. a thermally conductive silicone sheet; 9. a soft copper bar; 10. a main control board; 11. a fuse; 100. a flexible laminate busbar; 101. the upper part of the busbar; 102. the lower part of the busbar; 12. a first insulating coating; 13. a second insulating coating; 14. a positive electrode conductor; 15. a negative electrode conductor; 16. a first isolation insulating layer; 17. a positive electrode metal row; 18. a negative electrode metal row; 19. a bonding pad; 20. a second isolation insulating layer; 21. positive conductive pillars.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, 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 will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and 2, the embodiment of the application provides a novel flexible arrangement structure of capacitive plates of an electric vehicle controller, which comprises a plurality of capacitive plates 1 and conductive parts, wherein the capacitive plates 1 are arranged on the outer sides of the conductive parts, two strip-shaped capacitive plates 1 are arranged in the novel flexible arrangement structure of the capacitive plates of the electric vehicle controller, and the two capacitive plates 1 are symmetrically arranged on two sides of the flexible arrangement structure of the capacitive plates of the novel electric vehicle controller, so that arrangement of the conductive parts and fuses 11 of a system is facilitated, and uneven heat dissipation of the capacitive plates on a water cooling plate 3 is avoided. The arrangement mode of the capacitor plates 1 in the application can load more capacitor plates 1 in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plate 1 is connected with the conductive part through the flexible part, so that on one hand, space is saved, space utilization is improved, on the other hand, external force born by the printed circuit board on each connecting point is reduced, deformation of the capacitive plate 1 in later use is reduced, and the problem of unbalanced stress of the capacitive plate 1 is solved. One side of the conductive component is provided with a power board 5, and high-power components are arranged on the power board 5.
The arrangement mode of the capacitor plates 1 in the application can load more capacitor plates 1 in the same volume, so that the space utilization rate is improved, and the controller can bear larger current to obtain larger power. The capacitive plate 1 is connected with the conductive part through the flexible part, so that space is saved, space utilization is improved, external force applied to the printed circuit board on each connecting point is reduced, deformation of the circuit board in later use is reduced, and the problem of unbalanced stress of the capacitive plate 1 is solved.
On the basis, the flexible part is a soft copper bar 9 or a multi-strand wire of a copper pressing nose. The capacitive plate 1 and the conductive part are electrically connected through the multi-strand wires of the soft copper bar 9 or the copper pressing nose under the connection of the fastening screw.
On the basis of the above, as shown in fig. 1, a positive wiring support 6 and a negative wiring support 7 are arranged on one side of the flexible component, the positive electrode of the soft copper bar 9 or the positive electrode of the multi-strand wire of the copper pressing nose is connected with the positive wiring support 6, and the negative electrode of the soft copper bar 9 or the negative electrode of the multi-strand wire of the copper pressing nose is connected with the negative wiring support 7. In the present application, there are 2 positive and 2 negative connection points on each capacitive plate 1 due to the need of overcurrent. The weight of the soft copper bar 9 (or the multi-strand wires of the copper pressing nose) is mostly born by the wiring support, and the rigidity of the soft copper bar is small in the thickness direction, so that the force applied to the capacitor plate 1 is small, the problem that the capacitor plate 1 is greatly deformed due to the fact that a plurality of connecting points are stressed by large force is avoided, and the conduction stability of the capacitor pin is guaranteed.
On the basis of the above, the conductive members are a positive conductive post 21 and a negative conductive post (the negative conductive post is not shown because the positive conductive post and the negative conductive post are overlapped at the time of the positive projection, the negative conductive post is blocked by the positive conductive post), the positive conductive post 21 is connected with the positive wiring bracket 6, the negative conductive post is connected with the negative wiring bracket 7, and the capacitor plate 1 and the power plate 5 are connected with the conductive post through the wiring brackets (positive wiring bracket and negative wiring bracket).
On the basis of the above, as shown in fig. 2 and 3, the flexible component is a flexible laminated busbar 100, the flexible laminated busbar 100 includes a busbar upper portion 101 and a busbar lower portion 102, the busbar upper portion 101 is connected with the capacitor plate, and the busbar lower portion 102 is connected with the power plate 5 as a conductive component. The positive electrode and the negative electrode of the busbar upper portion 101 are respectively connected with the positive electrode and the negative electrode of the capacitor plate 1. Because the capacitor plate 1 is vertically placed, the positive electrode and the negative electrode of the upper busbar portion 101 are respectively located at the upper side and the lower side of the capacitor plate 1, and the positive electrode and the negative electrode of the upper busbar portion 101 are overlapped up and down, the area in the horizontal direction is saved by the connection mode, and more capacitor plates 1 can be accommodated.
On the basis of the above, as shown in fig. 4, the busbar upper portion 101 includes a first insulating coating 12 and a second insulating coating 13, the busbar upper portion 101 further includes a positive conductor 14 connected to the positive electrode of the capacitor plate and a negative conductor 15 connected to the negative electrode of the capacitor plate, and a first insulating layer 16 is disposed between the positive conductor and the negative conductor.
On the basis of the above, as shown in fig. 5, the busbar lower part 102 includes a positive electrode metal row 17 and a negative electrode metal row 18 connected with the power board 5, the positive electrode metal row 17 and the negative electrode metal row 18 are respectively connected with the power board 5 through bonding pads 19, and a second isolation insulating layer 20 is disposed between the positive electrode metal row 17 and the negative electrode metal row 18 and outside the positive electrode metal row 17 and the negative electrode metal row 18.
On the basis of the above, as shown in fig. 6, a water cooling plate 3 is arranged below the capacitor plate 1, a heat conducting silica gel sheet 8 is arranged between the water cooling plate 3 and the capacitor plate 1, an upper cover 2 is arranged above the capacitor plate 1, and the capacitor plate 1 is fixed by the upper cover 2 and the water cooling plate 3. The capacitive plate 1 is in the vertical state when the controller is placed horizontally in the application, the lower end face of the capacitive plate is in contact with the heat conduction silica gel sheet 8, the pcb welded above is pressed by the rib of the upper cover 2, the capacitive plate 1 can not move randomly in the vertical direction, the lower end face of the capacitive plate 1 is always in an extrusion state with the silica gel sheet, and the viscosity of the heat conduction silica gel sheet 8 ensures that the lower end face of the capacitor can not move randomly in the horizontal plane under vertical compression. Due to the limit of the capacitor plate 1 and the support of the flexible heat-conducting silica gel sheet 8, the impact of the capacitor plate 1 in vibration is effectively weakened, and the vibration reliability of the product is improved.
On the basis of the above, a main control board 10 is arranged on one side of the power board 5, and the main control board 10 is electrically connected with the power board 5.
On the basis, a fuse 11 is arranged on one side of the main control board 10, and the fuse 11 is used for a controller of the novel electric vehicle.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. Novel electric motor car controller capacitive plate flexible arrangement structure, its characterized in that: the capacitive plate comprises a plurality of capacitive plates (1) and conductive parts, wherein the capacitive plates (1) are arranged on the outer sides of the conductive parts, the capacitive plates (1) are connected with the conductive parts through flexible parts, a power plate (5) is arranged on one side of each conductive part, and the flexible parts are electrically connected with the power plate (5) through the conductive parts.
2. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 1, wherein: the flexible part is a stranded wire of a soft copper bar (9) or a copper pressing nose.
3. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 2, wherein: one side of the flexible part is provided with a positive wiring support (6) and a negative wiring support (7), the positive electrode of the soft copper bar (9) or the positive electrode of the multi-strand wire of the copper pressing nose is connected with the positive wiring support (6), and the negative electrode of the soft copper bar (9) or the negative electrode of the multi-strand wire of the copper pressing nose is connected with the negative wiring support (7).
4. A novel flexible layout structure of a capacitive plate of an electric vehicle controller according to claim 3, characterized in that: the conductive components are positive conductive columns (21) and negative conductive columns, the positive conductive columns (21) are connected with the positive wiring support (6), and the negative conductive columns are connected with the negative wiring support (7).
5. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 1, wherein: the flexible component is a flexible laminated busbar (100), the flexible laminated busbar (100) comprises a busbar upper portion (101) and a busbar lower portion (102), the busbar upper portion (101) is connected with the capacitor plate (1), and the busbar lower portion (102) is used as a conductive component to be connected with the power plate (5).
6. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 5, wherein: the busbar upper portion (101) comprises a first insulating coating (12) and a second insulating coating (13), the busbar upper portion (101) further comprises a positive conductor (14) connected with the positive electrode of the capacitor plate (1) and a negative conductor (15) connected with the negative electrode of the capacitor plate (1), and a first isolation insulating layer (16) is arranged between the positive conductor (14) and the negative conductor (15).
7. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 6, wherein: the busbar lower part (102) comprises a positive electrode metal row (17) and a negative electrode metal row (18) which are connected with the power board (5), the positive electrode metal row (17) and the negative electrode metal row (18) are respectively connected with the power board (5) through bonding pads (19), and second isolation insulating layers (20) are arranged between the positive electrode metal row (17) and the negative electrode metal row (18) and outside the positive electrode metal row (17) and the negative electrode metal row (18).
8. The novel flexible layout structure of the capacitive plate of the electric vehicle controller according to claim 4 or 7, wherein: the capacitor plate is characterized in that a water cooling plate (3) is arranged below the capacitor plate (1), a heat conduction silica gel sheet (8) is arranged between the water cooling plate (3) and the capacitor plate (1), an upper cover (2) is arranged above the capacitor plate (1), and the capacitor plate (1) is fixed by the upper cover (2) and the water cooling plate (3).
9. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 4, wherein: one side of the power board (5) is provided with a main control board (10), and the main control board (10) is electrically connected with the power board (5).
10. The novel flexible layout structure of the capacitive plates of the electric vehicle controller according to claim 9, wherein: one side of the main control board (10) is provided with a fuse (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222901458.7U CN219287958U (en) | 2022-11-01 | 2022-11-01 | Novel flexible arrangement structure of capacitive plate of electric vehicle controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222901458.7U CN219287958U (en) | 2022-11-01 | 2022-11-01 | Novel flexible arrangement structure of capacitive plate of electric vehicle controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219287958U true CN219287958U (en) | 2023-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222901458.7U Active CN219287958U (en) | 2022-11-01 | 2022-11-01 | Novel flexible arrangement structure of capacitive plate of electric vehicle controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219287958U (en) |
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2022
- 2022-11-01 CN CN202222901458.7U patent/CN219287958U/en active Active
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