CN210364032U - Controller base of wire-controlled power-assisted steering system - Google Patents
Controller base of wire-controlled power-assisted steering system Download PDFInfo
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- CN210364032U CN210364032U CN201920949919.3U CN201920949919U CN210364032U CN 210364032 U CN210364032 U CN 210364032U CN 201920949919 U CN201920949919 U CN 201920949919U CN 210364032 U CN210364032 U CN 210364032U
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- circuit board
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Abstract
The utility model relates to a car steering controller just discloses a drive-by-wire power assisted steering system controller base, including circuit board, aluminium base board subassembly and base, the lower surface swing joint of circuit board has aluminium base board subassembly, aluminium base board subassembly passes through the pin and is connected and through the wave-soldering welding with the circuit board, the lower surface of circuit board is connected with the last fixed surface of base. The utility model discloses drive-by-wire power assisted steering system controller base sets up the base through the bottom at aluminium base board assembly, can send a large amount of heats at the high-power device on aluminium base board assembly, in close contact with between aluminium base board assembly and the base, the base is given in the quick conduction of heat that high-power device sent, the base adopts heat sink structure and wave stripe heat radiation structure to combine together, good heat conduction and heat dispersion have, can give off the heat that high-power device gived off fast in the air, the radiating effect of effectual promotion, avoid high temperature to lead to the device to damage, the life of extension fixture.
Description
Technical Field
The utility model relates to an automobile steering controller specifically is a base of drive-by-wire power assisted steering system controller.
Background
The steer-by-wire system is the development direction of vehicle steering system, and the system provides the steering power directly by the electric power-assisted machine, and saves the power steering oil pump, hose, hydraulic oil, conveyor belt and belt pulley mounted on the engine which are necessary for hydraulic power steering system, so that it can save energy, and protect environment. With the advantages, the steer-by-wire system can be widely applied.
The controller of the steer-by-wire system is one of the indispensable components in the electronic steering system, but the heat dissipation effect of most of the existing controllers of the electronic power steering systems is poor, and a large amount of heat dissipated by a high-power device in the using process can seriously affect the service life of the device, even cause the occurrence of power utilization safety accidents.
Disclosure of Invention
Not enough to prior art, the utility model provides a drive-by-wire power steering system controller base has solved the relatively poor problem of radiating effect of current most drive-by-wire power steering system controller.
In order to achieve the above object, the utility model provides a following technical scheme: the controller base of the wire-controlled power-assisted steering system comprises a circuit board, an aluminum substrate assembly and a base, wherein the aluminum substrate assembly is movably connected to the lower surface of the circuit board, is connected with the circuit board through pins and is welded through wave soldering, the lower surface of the circuit board is fixedly connected with the upper surface of the base, and the aluminum substrate assembly is fixedly connected with the upper surface of the base through bolts.
Preferably, the base is a wave stripe heat dissipation structure, and the heat dissipation structure of the base adopts a stripe type heat dissipation rib structure with the height of 2mm and the bottom width of 15 mm.
Preferably, a power supply and a signal processing circuit are arranged on the circuit board.
Preferably, the base is made of ADC12 and is formed by a die-casting process.
Preferably, the base is a heat sink structure, and the heat sink structure of the base is designed by adopting a heat capacity of 10.5mm in thickness.
The utility model discloses beneficial effect:
the utility model discloses a bottom at aluminium base board assembly sets up the base, can be at the in-process that the device used, high-power device on drive module's the aluminium base board assembly sends a large amount of heats, in close contact with between aluminium base board assembly and the base, the base is given in the quick conduction of heat that high-power device sent, the base adopts heat sink structure and wave stripe heat radiation structure to combine together, good heat conduction and heat dispersion have, can give off the heat that high-power device gived off fast to the air, effectual promotion radiating effect, avoid high temperature to lead to the device to damage, extension fixture's life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the aluminum substrate assembly and the base structure of the present invention.
Fig. 3 is a schematic view of the base structure of the present invention.
In the figure: 1 circuit board assembly, 2 aluminum substrate assembly and 3 base.
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.
As shown in fig. 1-3, a controller base of a steer-by-wire system comprises a circuit board 1, an aluminum substrate assembly 2 and a base 3, wherein a power supply and a signal processing circuit are arranged on the circuit board 1, which is convenient for troubleshooting and repairing the device, and only the circuit board 1 needs to be disassembled and replaced when the device is damaged, the lower surface of the circuit board 1 is movably connected with the aluminum substrate assembly 2, the aluminum substrate assembly 2 comprises an aluminum substrate and a mosfet, the aluminum substrate assembly 2 is connected with the circuit board 1 through pins and welded through wave soldering, the lower surface of the circuit board 1 is fixedly connected with the upper surface of the base 3, the aluminum substrate assembly 2 is fixedly connected with the upper surface of the base 3 through bolts, the base 3 is made of ADC12 and is formed through a die casting process, the base 3 plays a role of bearing all functional modules and has excellent heat conduction and heat dissipation performance, the heat conduction can be accelerated, the upper surface of the base 3 is respectively provided with a component, the aluminum substrate component 2 of the driving module, a connector for providing a power supply and signal acquisition input port and a three-phase connector for providing a motor power supply input port, the upper surfaces of the component, the aluminum substrate component 2, the connector and the three-phase connector are all connected with the circuit board 1, the base 3 is of a heat sink structure, the heat sink structure of the base 3 adopts a thermal capacity design with the thickness of 10.5mm, the base 3 is arranged at the bottom of the aluminum substrate component 2, a large amount of heat emitted by a high-power device on the aluminum substrate component 2 of the driving module can be absorbed and transmitted through the heat sink structure of the base 3 in the using process of the device, the aluminum substrate component 2 is in close contact with the base 3, the heat emitted by the high-power device is rapidly transmitted to the base 3, the base 3 is of a wave stripe heat radiation structure, and, increase outside heat radiating area, guaranteed the reliability of product, base 3 adopts heat sink structure and wave stripe heat radiation structure to combine together, has good heat conduction and heat dispersion, can give off the heat that high-power device gived off to the air fast, and effectual promotion radiating effect avoids high temperature to lead to the device to damage, extension fixture's life.
To sum up can, the utility model discloses a set up circuit board 1, aluminium base board assembly 2 and base 3 cooperate, bottom through at aluminium base board assembly 2 sets up base 3, can be at the in-process that the device used, high-power device on drive module's the aluminium base board assembly 2 sends a large amount of heats, in close contact with between aluminium base board assembly 2 and the base 3, base 3 is given to the quick conduction of heat that high-power device sent, base 3 adopts heat sink structure and wave stripe heat radiation structure to combine together, good heat conduction and heat dispersion have, can give off the heat that high-power device gived off in the air fast, the radiating effect of effectual promotion, avoid high temperature to lead to the device to damage, extension fixture's life.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a line control power assisted steering system controller base, includes circuit board (1), aluminium base board subassembly (2) and base (3), its characterized in that: the lower surface of the circuit board (1) is movably connected with an aluminum substrate assembly (2), the aluminum substrate assembly (2) is connected with the circuit board (1) through pins and welded through wave soldering, the lower surface of the circuit board (1) is fixedly connected with the upper surface of the base (3), and the aluminum substrate assembly (2) is fixedly connected with the upper surface of the base (3) through bolts; the base (3) is of a wave stripe heat dissipation structure, and the heat dissipation structure of the base (3) is of a stripe type heat dissipation rib structure with the height of 2mm and the bottom width of 15 mm; the base (3) is of a heat sink structure, and the heat sink structure of the base (3) is designed to adopt a heat capacity of 10.5mm in thickness.
2. The steer-by-wire system controller mount of claim 1, wherein: and a power supply and a signal processing circuit are arranged on the circuit board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949919.3U CN210364032U (en) | 2019-06-24 | 2019-06-24 | Controller base of wire-controlled power-assisted steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949919.3U CN210364032U (en) | 2019-06-24 | 2019-06-24 | Controller base of wire-controlled power-assisted steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210364032U true CN210364032U (en) | 2020-04-21 |
Family
ID=70266602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920949919.3U Active CN210364032U (en) | 2019-06-24 | 2019-06-24 | Controller base of wire-controlled power-assisted steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210364032U (en) |
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2019
- 2019-06-24 CN CN201920949919.3U patent/CN210364032U/en active Active
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