CN216982316U - High-power electric vehicle controller shell structure - Google Patents
High-power electric vehicle controller shell structure Download PDFInfo
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- CN216982316U CN216982316U CN202123169781.1U CN202123169781U CN216982316U CN 216982316 U CN216982316 U CN 216982316U CN 202123169781 U CN202123169781 U CN 202123169781U CN 216982316 U CN216982316 U CN 216982316U
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- electric vehicle
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Abstract
The utility model belongs to the technical field of electric vehicle controllers, and relates to a high-power electric vehicle controller shell structure which comprises an upper cover and a base which are mutually buckled and connected; a machine core plate mounting cavity is formed in one side of the base, an MOS tube heat transfer wall is formed in the other side of the base, the machine core plate is supported on a placing step on the inner wall of the machine core plate mounting cavity and limited by a positioning column, an aluminum substrate is mounted on the MOS tube heat transfer wall, and the MOS tube is arranged on the aluminum substrate; the machine core board is provided with a porous pin socket and a lug assembly, and a conductive copper sheet of the lug assembly and a conductive copper needle of the porous pin socket are respectively welded with the machine core board; the porous plug needle seat extends out of a plug needle seat through hole of the upper cover, the lug post assembly extends out of a lug post assembly through hole of the upper cover, and the lug post assembly and the porous plug needle seat are connected with the upper cover in a sealing mode. The shell structure can not only solve the problem that the maximum power of the controller is limited due to small space of the cavity, but also provide a good heat dissipation structure for the MOS tube, and is simple and convenient to operate by adopting a collection and insertion leading-out function.
Description
Technical Field
The utility model belongs to the technical field of electric vehicle controllers, and relates to a high-power electric vehicle controller shell structure.
Background
The electric vehicle controller is provided with the shell, and the shell can protect the controller core board inside the shell and also can play a role in heat dissipation, so that the heat dissipation of the MOS (metal oxide semiconductor) tubes on the core board is facilitated. At present, most of electric vehicle controller shells are formed by matching a cavity of a core plate of a placing machine with front and rear baffles to form a sealed whole, the method is slow in heat dissipation and low in efficiency, and once heat is not dissipated, MOS (metal oxide semiconductor) tubes are burnt out.
In the production process of a common controller, a core plate is placed along a clamping groove, then a spring strip is placed along a supporting rod, finally the clamping strip is placed along an arc-shaped groove of the spring strip, and an MOS (metal oxide semiconductor) tube is tightly pressed on the side wall of an aluminum shell by utilizing the lever principle. The method has the defects of limited cavity space and limited heat dissipation, and the maximum power of the controller which can be manufactured is limited.
The traditional controller uses wire rods to lead out functional wires, the method has more wire rods and complex operation, once the wire rods are aged or even broken, the electrical performance of the wire rods is affected, and the traditional controller has unreliability.
Disclosure of Invention
Aiming at the problems, the utility model provides the housing structure of the controller of the high-power electric vehicle, which not only can solve the problem that the maximum power of the controller is limited due to small space of a cavity, but also can provide a good heat dissipation structure for an MOS (metal oxide semiconductor) tube and is simple and convenient to operate by adopting a plug-in and lead-out function.
According to the technical scheme of the utility model: the utility model provides a high-power electric vehicle controller shell structure which characterized in that: comprises an upper cover and a base which are mutually buckled and connected; one side of the base is provided with a machine core plate installation cavity, the other side of the base is provided with an MOS tube heat transfer wall, the machine core plate is supported on a placing step on the inner wall of the machine core plate installation cavity and limited by a positioning column, an aluminum substrate is installed on the MOS tube heat transfer wall, and the MOS tube is arranged on the aluminum substrate;
the machine core board is provided with a porous pin seat and a lug post assembly, and a conductive copper sheet of the lug post assembly and a conductive copper needle of the porous pin seat are respectively welded with the machine core board;
the porous plug pin seat extends out of a plug pin seat through hole of the upper cover, the terminal post assembly extends out of a terminal post assembly through hole of the upper cover, and the terminal post assembly and the porous plug pin seat are hermetically connected with the upper cover;
a first glue injection groove is formed in the edge of the upper portion of the base in a circle, and after glue is injected into the first glue injection groove, the first glue injection groove is connected with the edge of the upper cover in a sealing mode; the upper cover is fixedly connected with a wire pressing cover plate corresponding to the extending part of the wiring terminal assembly.
As a further improvement of the utility model, a support column is arranged in the middle of the bottom plate of the core plate mounting cavity, and the middle of the core plate is supported on the support column.
As a further improvement of the utility model, the wiring terminal assembly is provided with a first supporting leg, the porous pin seat is provided with a second supporting leg, and the first supporting leg and the second supporting leg are respectively supported on the upper surface of the core plate.
As a further improvement of the utility model, after the MOS tube is covered with the silica gel strip, and the silica gel strip is provided with the pressing strip, the locking screw penetrates through a first screw hole arranged on the heat transfer wall of the MOS tube and a second screw hole arranged on the aluminum substrate, and the pressing strip, the silica gel strip and the aluminum substrate are fixed on the heat transfer wall of the MOS tube.
As a further improvement of the utility model, the binding post assembly comprises a plurality of binding posts which are connected through a connecting piece, each binding post is respectively provided with a conductive copper sheet, a first supporting leg is fixed on the bottom surface of the connecting piece, the upper surface of the connecting piece is respectively provided with a first sealing ring groove corresponding to each binding post, a binding post sealing ring is arranged in the first sealing ring groove, and the binding post sealing ring is matched with a waterproof rib arranged at the edge of a binding post through hole on the upper cover;
the porous needle seat is provided with a second sealing ring groove, a needle seat sealing ring is arranged in the second sealing ring groove, the needle seat sealing ring and the upper cover are sealed, the bottom surface of the porous needle seat is provided with a second glue injection groove, and the second glue injection groove is connected with the core plate in a sealing mode.
As a further improvement of the utility model, the side edge of the base is provided with a barb, the connecting end of the upper cover is provided with a fastening buckle, the fastening buckle is buckled and connected with the barb, and the base is also provided with a fixing hole.
As a further improvement of the utility model, the upper cover is provided with a third screw hole, and the line pressing cover plate is tightly connected with the third screw hole through a bolt.
The utility model has the technical effects that: the utility model has compact and reasonable structure and convenient operation, because of adopting a butt joint type shell structure, the maximum output power which can be realized by the controller can be effectively improved by utilizing overlarge current of the integrated wiring terminal, and the MOS tube adopts a patch form, and the MOS tube and the aluminum substrate are directly pressed on the heat transfer wall of the aluminum shell by using a pressing strip, thereby being beneficial to the heat dissipation of the MOS tube.
Drawings
Fig. 1 is an exploded pictorial illustration of the present invention.
Fig. 2 is a perspective view of the present invention.
FIG. 3 is a schematic view of a cover plate for pressing lines.
Fig. 4 is a perspective view of the upper cover.
Fig. 5 is a plan view of the upper cover.
Fig. 6 is a schematic view of the inside of the upper cover.
Fig. 7 is a perspective view of a lug assembly.
Fig. 8 is a schematic view of the bottom structure of the post.
FIG. 9 is a schematic view of an aluminum substrate.
Fig. 10 is a perspective view of the base.
Fig. 11 is a perspective view of a multi-hole hub.
Fig. 12 is a perspective view of a porous hub.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
In fig. 1 to 12, the device comprises an upper cover 1, a terminal through hole 1.1, a pin seat through hole 1.2, a fastening buckle 1.3, a waterproof rib 1.4, a third screw hole 1.5, a base 2, a fixing hole 2.1, an barb 2.2, a MOS tube heat transfer wall 2.3, a positioning column 2.4, a heat dissipation tooth 2.5, a first screw hole 2.6, a first glue injection groove 2.7, a shelving step 2.8, a support column 2.9, a pressing line cover plate 3, an aluminum substrate 4, a second screw hole 4.1, an MOS tube 4.2, a terminal assembly 5, a first sealing ring groove 5.1, a screw avoiding groove 5.2, a conductive copper sheet 5.3, a first support pin 5.4, a connecting piece 5.5, a third glue injection groove 5.6, a terminal 5.7, a porous pin 6, a conductive copper pressing bar pin 6.1, a second support pin 6.2, a foolproof-proof groove 6.3, a second sealing ring groove 6.4, a second sealing pin seat 6.6, a pin seat 6.9, a silicone rubber strip and the like.
As shown in fig. 1 to 12, the utility model relates to a housing structure of a high-power electric vehicle controller, which comprises an upper cover 1 and a base 2 which are mutually buckled and connected; a machine core plate installation cavity is formed in one side of the base 2, an MOS tube heat transfer wall 2.3 is formed in the other side of the base, the machine core plate 9 is supported on a placing step 2.8 in the inner wall of the machine core plate installation cavity and limited through a positioning column 2.4, an aluminum substrate 4 is installed on the MOS tube heat transfer wall 2.3, and an MOS tube 4.2 is arranged on the aluminum substrate 4.
The machine core board 9 is provided with a porous pin holder 6 and a terminal assembly 5, and a conductive copper sheet 5.3 of the terminal assembly 5 and a conductive copper needle 6.1 of the porous pin holder 6 are respectively connected with the machine core board 9 in a welding way.
Porous plug pin seat 6 stretches out from plug pin seat through-hole 1.2 of upper cover 1, and terminal subassembly 5 stretches out from terminal subassembly through-hole 1.1 of upper cover 1, terminal subassembly 5 and porous plug pin seat 6 and upper cover 1 sealing connection.
The side of base 2 sets up barb 2.2, and the link of upper cover 1 sets up fastening buckle 1.3, and fastening buckle 1.3 is connected with barb 2.2 lock, realizes the reinforcement that upper cover 1 and base 2 are connected, and base 2 still is provided with fixed orifices 2.1
It will be appreciated that in order to avoid short circuits in practice caused by reverse insertion of the plug wire bundle, the porous plug pin seat 6 is provided with a fool-proof groove 6.3.
A first glue injection groove 2.7 is formed in the edge of the upper portion of the base 2 in a circle, and after glue is injected into the first glue injection groove 2.7, the first glue injection groove is connected with the edge of the upper cover 1 in a sealing mode; the upper cover 1 is fixedly connected with a wire pressing cover plate 3 corresponding to the extending part of the terminal post assembly 5.
A support column is arranged in the middle of the bottom plate of the core plate mounting cavity, and the middle of the core plate 9 is supported on the support column.
The wiring terminal component 5 is provided with a first supporting leg 5.4, the porous pin seat 6 is provided with a second supporting leg 6.2, and the first supporting leg 5.4 and the second supporting leg 6.2 are respectively supported on the upper surface of the core plate 9.
The MOS tube 4.2 is covered with a silica gel strip 8, after the silica gel strip 8 is provided with a pressing strip 7, a locking screw passes through a first screw hole 2.6 arranged on the MOS tube heat transfer wall 2.3 and a second screw hole 4.1 arranged on the aluminum substrate 4, and the pressing strip 7, the silica gel strip 8 and the aluminum substrate 4 are fixed on the MOS tube heat transfer wall 2.3.
The terminal assembly 5 comprises a plurality of terminals, the terminals are connected through a connecting piece 5.5, each terminal is provided with a conductive copper sheet 5.3, a first supporting leg 5.4 is fixed on the bottom surface of the connecting piece 5.5, the upper surface of the connecting piece 5.5 is provided with a first seal ring groove 5.1 corresponding to each terminal, a terminal seal ring 5.7 is arranged in the first seal ring groove 5.1, and the terminal seal ring 5.7 is matched with a waterproof rib 1.4 arranged at the edge of a terminal through hole 1.1 on the upper cover 1. The connecting piece 5.5 is made of plastic materials, a third glue injection groove 5.6 is formed in the bottom face of the connecting piece 5.5, and glue is filled in the third glue injection groove 5.6, so that the waterproof performance is improved.
Porous plug pin seat 6 is equipped with second seal ring groove 6.4, set up plug pin seat sealing washer 6.6 in the second seal ring groove 6.4, it is sealed between plug pin seat sealing washer 6.6 and the upper cover 1, the bottom surface of porous plug pin seat 6 sets up second glue injection groove 6.5, realizes sealing connection between second glue injection groove 6.5 and the coreboard 9.
The upper cover 1 is provided with a third screw hole 1.5, and the pressing line cover plate 3 is connected with the third screw hole 1.5 through a bolt in a fastening manner.
As shown in fig. 1 to 12, in the actual installation process of the product of the utility model, firstly, a core board 9 is placed on a positioning column 2.4 and a placing step 2.8, an MOS tube 4.2 is attached to an aluminum substrate 4 in a patch mode, then the MOS tube 4.2 and the aluminum substrate assembly are inserted into the specified position of the core board 9, a terminal assembly 5 is processed in advance (a third glue injection groove 5.6 on the back of a plastic connecting piece 5.5 is filled with glue to improve the waterproof performance), then the terminal assembly 5 is placed on the core board 9, a first supporting pin 5.4 is placed on the core board to prevent the terminal assembly 5 from inclining, the bottom of a conductive copper sheet 5.3 penetrates through the core board 9, and after tin is welded, the electrical performance is led out from the conductive copper sheet 5.3; the porous pin holder 6 is processed in advance (the second glue injection groove 6.5 at the bottom of the porous pin holder 6 is filled with glue to improve the waterproof performance), the porous pin holder 6 is arranged at the appointed position of the core plate, the second supporting leg 6.2 is arranged on the core plate 9 to prevent the porous pin holder 6 from inclining, the conductive copper pin 6.1 is inserted into the core plate 9, and the corresponding electrical performance can be led out after the tin is welded;
the silica gel strip 8 covers on the surface of MOS pipe 4.2, with layering 7 with MOS pipe 4.2, aluminium base board 4 subassembly compresses tightly on MOS pipe heat transfer wall 2.3, arrange first seal ring groove 5.1 respectively in with terminal seal ring 5.7, needle hub sealing washer 6.6, annotate a round of sealed glue on the sealing washer again, fill with after glue in aluminium hull glue injection groove 2.7 with terminal through-hole 1.1 on upper cover 1, needle hub terminal 1.2 aim at terminal 5, porous needle hub 6, after pressing down, the upper cover is fastened the buckle card down on base barb 2.2, cover line ball apron 3 again at last, fixed line ball apron screw can.
The above description is intended to illustrate the present invention and not to limit the present invention, which is defined by the scope of the claims, and may be modified in any manner within the scope of the present invention.
Claims (7)
1. The utility model provides a high-power electric vehicle controller shell structure which characterized in that: comprises an upper cover (1) and a base (2) which are mutually buckled and connected; a core board mounting cavity is arranged on one side of the base (2), an MOS tube heat transfer wall (2.3) is arranged on the other side of the base, the core board (9) is supported on a placing step (2.8) on the inner wall of the core board mounting cavity and limited by a positioning column (2.4), an aluminum substrate (4) is mounted on the MOS tube heat transfer wall (2.3), and the MOS tube (4.2) is arranged on the aluminum substrate (4);
the machine core board (9) is provided with a porous pin holder (6) and a terminal assembly (5), and a conductive copper sheet (5.3) of the terminal assembly (5) and a conductive copper needle (6.1) of the porous pin holder (6) are respectively welded with the machine core board (9);
the porous plug pin seat (6) extends out of a plug pin seat through hole (1.2) of the upper cover (1), the terminal post assembly (5) extends out of a terminal post assembly through hole (1.1) of the upper cover (1), and the terminal post assembly (5) and the porous plug pin seat (6) are hermetically connected with the upper cover (1);
a first glue injection groove (2.7) is formed in the edge of the upper portion of the base (2), and after glue is injected into the first glue injection groove (2.7), the first glue injection groove is connected with the edge of the upper cover (1) in a sealing mode; the upper cover (1) is fixedly connected with a wire pressing cover plate (3) corresponding to the extending part of the wiring terminal assembly (5).
2. The high power electric vehicle controller housing structure of claim 1, wherein: and a support column is arranged in the middle of the bottom plate of the core plate mounting cavity, and the middle of the core plate (9) is supported on the support column.
3. The high power electric vehicle controller housing structure of claim 1, wherein: the connecting post assembly (5) is provided with a first supporting leg (5.4), the porous plug pin seat (6) is provided with a second supporting leg (6.2), and the first supporting leg (5.4) and the second supporting leg (6.2) are respectively supported on the upper surface of the core plate (9).
4. The high power electric vehicle controller housing structure of claim 1, wherein: MOS pipe (4.2) are covered with silica gel strip (8), and after layering (7) are arranged on silica gel strip (8), locking screws pass through first screw holes (2.6) arranged on MOS pipe heat transfer wall (2.3) and second screw holes (4.1) arranged on aluminum substrate (4), and layering (7), silica gel strip (8) and aluminum substrate (4) are fixed on MOS pipe heat transfer wall (2.3).
5. The high power electric vehicle controller housing structure according to claim 1, wherein: the terminal post assembly (5) comprises a plurality of terminal posts, the terminal posts are connected through a connecting piece (5.5), each terminal post is provided with a conductive copper sheet (5.3), a first supporting pin (5.4) is fixed on the bottom surface of the connecting piece (5.5), the upper surface of the connecting piece (5.5) is provided with a first sealing ring groove (5.1) corresponding to each terminal post, a terminal post sealing ring (5.7) is arranged in the first sealing ring groove (5.1), and the terminal post sealing ring (5.7) is matched with a waterproof rib (1.4) arranged at the edge of a terminal post through hole (1.1) on the upper cover (1);
porous plug pin seat (6) are equipped with second seal ring groove (6.4), set up plug pin seat sealing washer (6.6) in second seal ring groove (6.4), it is sealed between plug pin seat sealing washer (6.6) and upper cover (1), the bottom surface of porous plug pin seat (6) sets up second notes groove (6.5), realizes sealing connection between second notes groove (6.5) and core board (9).
6. The high power electric vehicle controller housing structure of claim 1, wherein: the side of base (2) sets up barb (2.2), and the link of upper cover (1) sets up fastening buckle (1.3), and fastening buckle (1.3) are connected with barb (2.2) lock, and base (2) still is provided with fixed orifices (2.1).
7. The high power electric vehicle controller housing structure of claim 1, wherein: the upper cover (1) is provided with a third screw hole (1.5), and the pressing line cover plate (3) is connected with the third screw hole (1.5) through a bolt in a fastening manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123169781.1U CN216982316U (en) | 2021-12-16 | 2021-12-16 | High-power electric vehicle controller shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123169781.1U CN216982316U (en) | 2021-12-16 | 2021-12-16 | High-power electric vehicle controller shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216982316U true CN216982316U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123169781.1U Active CN216982316U (en) | 2021-12-16 | 2021-12-16 | High-power electric vehicle controller shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216982316U (en) |
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2021
- 2021-12-16 CN CN202123169781.1U patent/CN216982316U/en active Active
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