CN202243634U - Electric power steering electronic controller for vehicle - Google Patents
Electric power steering electronic controller for vehicle Download PDFInfo
- Publication number
- CN202243634U CN202243634U CN2011203988895U CN201120398889U CN202243634U CN 202243634 U CN202243634 U CN 202243634U CN 2011203988895 U CN2011203988895 U CN 2011203988895U CN 201120398889 U CN201120398889 U CN 201120398889U CN 202243634 U CN202243634 U CN 202243634U
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- aluminum alloy
- alloy base
- electric power
- electronic controller
- attaching parts
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Abstract
The utility model discloses an electric power steering electronic controller for a vehicle. The electric power steering electronic controller comprises an aluminum alloy base, an aluminum board upper cover, a circuit board, a three-phase motor connecting piece, a power supply connecting piece and a signal wire connecting piece, wherein the circuit board is fixedly arranged on the aluminum alloy base; three grooves, which are installed with the three-phase motor connecting piece, the power supply connecting piece and the signal wire connecting piece, are arranged on the edge of the aluminum alloy base; and the aluminum board upper cover and the aluminum alloy base are connected in a sealing manner. The electric power steering electronic controller has a compact structure, is simple to assemble, and has high reliability and low cost; moreover, a problem that three-phase current cannot achieve conversion for a car by a connector in the whole car is solved, and the thermal diffusivity and tightness is good; besides, the electric power steering electronic controller has electromagnetic shielding function, and is applicable to the conditions of large-power output and bad working environment.
Description
Technical field
The utility model relates to the vehicle electronics servo steering system, specifically belongs to a kind of automobile electric power-assisted steering electronic controller that is positioned in the automobile engine nacelle.
Background technology
Develop rapidly along with the modern cars technology; People also improve the requirement of the maneuvering performance of automobile steering system day by day; Require vehicle steering wheel rotation under any circumstance, all have desirable stability, so people have installed servo steering system on vehicle.Servo steering system has improved the sensitivity that turns to effectively, has increased driver-operated convenience, when running at high speed, does not also have erratic sensation, thereby has improved running safety.
Since General Motors first Application rack and pinion steering gear in 1905, successively experienced the great development of five big steering swivel systems.Auto-industry now, hydraulic power-assist steering system is slowly substituted by electric liquid steering swivel system and electric power steering, and integrated-type braking and steering swivel system arise at the historic moment.The development of following steering swivel system divides following three kinds of trend: electric steering swivel system, wire-controlled steering system, integrated-type safety system.Domesticly use traditional servo steering system to be generally hydraulic power-assist steering system at present because hydraulic pressure needs oil pump, oil pipe, pressure flow control cock, holding vessel etc., exist number of spare parts many, take up room, shortcoming such as seriously polluted.
In the application of high-powered automobiles electronic controller, main flow design both at home and abroad mainly contains three kinds of methods at present:
1, controller is installed in from the actuating motor closer locations; EMC disturbance rejection and adaptive capacity to environment through enhancement controller self meet design requirement; This design plan line loss is little, efficient is high and entire system is arranged that influence is little; But in practical application, contour structures has been proposed higher requirement, need reach the multinomial effect of heat radiation, big electric current wiring, sealing and EMC shielding, therefore difficulty is bigger in the middle of practice;
2, with controller and the integrated design of motor; This kind structural design scheme is utilization to some extent in some vehicle electronics parts, and effect is better, but since the structure of this quasi-controller need with the integrated design of total system; Cause maintenance inconvenient; Cost is high, and time-to-market is long, drawbacks such as complex design;
3, controller is placed environment zone preferably; In driving compartment, the widespread use at home and abroad of this kind structural design scheme, for example steering column booster steering controller; This design can reduce the test grade of electromagnetic interference and environmental protection; But placement location and actuating unit path are too far away, can attract the caused electromagnetic radiation harassing and wrecking of connecting up of bigger line consumption and big electric current, and other electronic controller and vehicular radio are impacted.
The utility model content
The technical matters that the utility model will solve provides a kind of automobile electric power-assisted steering electronic controller, can be installed in the machinery space, and electromagnetic wave shielding, thermal diffusivity and leak tightness improve.
For solving the problems of the technologies described above; The automobile electric power-assisted steering electronic controller of the utility model; Comprise an aluminum alloy base, aluminium sheet loam cake, circuit card, three phase electric machine attaching parts, mains connection and signal wire (SW) attaching parts, said circuit card is fixedly mounted on the aluminum alloy base, and the edge of said aluminum alloy base is provided with three grooves; Three phase electric machine attaching parts, mains connection and signal wire (SW) attaching parts are installed in the groove, and said aluminium sheet loam cake and aluminum alloy base are tightly connected.
Said circuit card comprises ECU electronic control unit and electric drive module, and this circuit card and signal wire (SW) attaching parts, three phase electric machine attaching parts and mains connection are welded to connect.Said circuit card is fixed on the aluminum alloy base through thread-forming screw.
The junction of said aluminum alloy base and aluminium sheet loam cake, signal wire (SW) attaching parts, three phase electric machine attaching parts and mains connection is provided with the sealed adhesive slot that supplies sealant to fill.Said aluminum alloy base is provided with the glue groove that overflows at the filling with sealant place.
The inside of said aluminum alloy base is provided with the projection of two symmetries, fixedly mount respectively on the said projection one be welded with power tube aluminium base.Be provided with the boss of a support circuit plate between said two projections.The outside of said aluminum alloy base is provided with some radiating gills.Said aluminum alloy base inside is provided with two registration masts for aluminium base and circuit card location.
The automobile electric power-assisted steering electronic controller that the utility model provides, compact conformation, simple and convenient assembly, reliability is high and with low cost, solved three phase current can't be realized automobile-used conversion through adaptor union in car load problem.Wherein, aluminum alloy base inside is provided with the boss projection of heat absorption, and the outside is provided with radiating gill, and inner heat absorption back sheds good heat dissipation effect from the outside through radiating gill; Metal top cover adopts the stamped from sheetstock moulding, also plays the effect of electromagnetic screening when saving resource; Attaching parts adopts the separation type design, has disperseed the risk of integrated form to reach antijamming capability each other; Simultaneously, modular controller can reuse, and scalability improves.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation:
Fig. 1 is the combination scheme drawing of the utility model;
Fig. 2 is the decomposing schematic representation of the utility model;
Fig. 3 is the front schematic perspective view of aluminum alloy base in the utility model;
Fig. 4 is the reverse side schematic perspective view of aluminum alloy base in the utility model;
Fig. 5 is the scheme drawing of aluminium sheet loam cake in the utility model.
Wherein description of reference numerals is following:
1 is that aluminum alloy base 2 is the aluminium sheet loam cake
3 is that circuit card 4 is the signal wire (SW) attaching parts
5 is that mains connection 6 is the three phase electric machine attaching parts
7 is that thread-forming screw 8 is projection
9 is that boss 10 is radiating gill
11 is that sealed adhesive slot 12 is the glue groove that overflows
13 is registration mast
The specific embodiment
The described automobile electric power-assisted steering electronic controller of the utility model, as depicted in figs. 1 and 2, comprise an aluminum alloy base 1, aluminium sheet loam cake 2, circuit card 3, three phase electric machine attaching parts 5, mains connection 6 and signal wire (SW) attaching parts 4.Said circuit card 3 is fixedly mounted on the aluminum alloy base 1 through thread-forming screw 7; The edge of said aluminum alloy base 1 is provided with three grooves; Three phase electric machine attaching parts 5, mains connection 6 and signal wire (SW) attaching parts 4 are installed in the groove, and said aluminium sheet loam cake 2 is tightly connected with aluminum alloy base 1.The public affairs end of attaching parts is outside, links to each other with corresponding female end housing body and wire harness.The entire controller structure is captiveed joint with the controller support through screw, is installed in the car load machinery space again, connects cooresponding wire harness end, can accomplish whole entrucking process.
Said aluminum alloy base 1 is provided with the sealed adhesive slot 11 that supplies sealant to fill with the junction of aluminium sheet loam cake 2, signal wire (SW) attaching parts 4, three phase electric machine attaching parts 5 and mains connection 6.Said aluminum alloy base 1 is provided with the glue groove 12 that overflows at the filling with sealant place, can not cause product appearance to be polluted after making sealant overflow, and the glue that suitably overflows simultaneously helps the filling effect of encapsulating.
Like Fig. 3 and shown in Figure 4, the inside of aluminum alloy base 1 is provided with the projection 8 of two symmetries, fixedly mount respectively on the said projection 8 one be welded with power tube aluminium base.Be provided with the boss 9 of a support circuit plate 3 between said two projections 8.The outside of said aluminum alloy base 1 is provided with some radiating gills 10.Said aluminum alloy base 1 inside is provided with two registration masts 13 for aluminium base and circuit card 3 location.
As shown in Figure 3; The sealed adhesive slot 11 of three grooves (attaching parts installation place) of aluminum alloy base 1 evenly is coated with sealant; Because the surface can condensation cure after the sealant moisture absorption, be coated with the fitting process that to accomplish aluminum alloy base 1, metal top cover 2 after the careful sealing in 15 minutes.Aluminum alloy base 1 in-to-in projection 8 places evenly are coated with one deck heat-conducting glue, and MOSFET (power tube) is welded in two above the aluminium base, and aluminium base is locked 2 thread-forming screws respectively after locating through aluminum alloy base 1 in-to-in registration mast 13.Registration mast 13 location of the circuit card 3 of electronic component through the aluminum alloy base will be installed again, lock in aluminum alloy drain pan 1 through 2 thread-forming screws 7.At last with the MOSFET fixing and locking in aluminum alloy base 1, again through the selectivity wave-soldering, the pin of MOSFET is welded on the circuit card.
The plane that circuit card 3 is laid in aluminum alloy base 1 inside is the facet boss, and the main purpose that reduces area of contact is to reduce the manufacture difficulty of circuit card mounting plane, saves cost.The outside of aluminum alloy base 1 is provided with the tag slot, is used for adhesive label.
The projection 8 of aluminum alloy base 1 and boss 9 increase to 5mm～12mm with the even inner wall thickness of 2.5mm; Though increased the difficulty of molding die moulding; But when controller electric current moment reaches peak value; Can fully siphon away heat, through exterior radiating gill 10 heat shed again, thereby satisfy the heat radiation requirement of controller.
As shown in Figure 5, aluminium sheet loam cake 2 inside are provided with sealed adhesive slot 11, in 15 minutes, are assembled in above the aluminum alloy base 1 after having irritated sealant.Aluminium sheet loam cake 2 is fixed through 4 thread-forming screws with aluminum alloy base 1.Sealed adhesive slot 11 around the aluminium sheet loam cake 2, natural and tripping, no right angle makes the sealant operation smooth and easy.There is a convexity on loam cake 2 tops simultaneously, can avoid the components and parts on the circuit card.
The automobile electric power-assisted steering electronic controller that the utility model provides, compact conformation, simple and convenient assembly, reliability is high and with low cost, solved three phase current can't be realized automobile-used conversion through adaptor union in car load problem.Wherein, aluminum alloy base inside is provided with the boss projection of heat absorption, and the outside is provided with radiating gill, and inner heat absorption back sheds good heat dissipation effect from the outside through radiating gill; Metal top cover adopts the stamped from sheetstock moulding, also plays the effect of electromagnetic screening when saving resource; Attaching parts adopts the separation type design, has disperseed the risk of integrated form to reach antijamming capability each other; Simultaneously, modular controller has little, the recycling of the short loss of supply line, and characteristics such as scalability are high.For traditional vehicle; The controller major part is in the machinery space; Also can be placed in the front deck of car for the new forms of energy vehicle, with the high tension apparatus close, this kind electromagnetic environment very under the complicated situation controller physical construction of the utility model also can meet the demands.
More than through specific embodiment the utility model has been carried out detailed explanation, but these are not the restriction of formation to the utility model.Under the situation that does not break away from the utility model principle, those skilled in the art can make many equivalent replacements and improvement to the structure in the utility model, and these also should be regarded as the protection domain of the utility model.
Claims (9)
1. automobile electric power-assisted steering electronic controller; It is characterized in that: comprise an aluminum alloy base (1), aluminium sheet loam cake (2), circuit card (3), three phase electric machine attaching parts (5), mains connection (6) and signal wire (SW) attaching parts (4); Said circuit card (3) is fixedly mounted on the aluminum alloy base (1); The edge of said aluminum alloy base (1) is provided with three grooves; Three phase electric machine attaching parts (5), mains connection (6) and signal wire (SW) attaching parts (4) are installed in the groove, and said aluminium sheet loam cake (2) and aluminum alloy base (1) are tightly connected.
2. automobile electric power-assisted steering electronic controller according to claim 1; It is characterized in that: said circuit card (3) comprises ECU electronic control unit and electric drive module, and this circuit card (3) is welded to connect with signal wire (SW) attaching parts (4), three phase electric machine attaching parts (5) and mains connection (6).
3. automobile electric power-assisted steering electronic controller according to claim 2 is characterized in that: said circuit card (3) is fixed on the aluminum alloy base (1) through thread-forming screw (7).
4. automobile electric power-assisted steering electronic controller according to claim 1 is characterized in that: said aluminum alloy base (1) is provided with the sealed adhesive slot (11) that supplies sealant to fill with the junction of aluminium sheet loam cake (2), signal wire (SW) attaching parts (4), three phase electric machine attaching parts (5) and mains connection (6).
5. automobile electric power-assisted steering electronic controller according to claim 1 is characterized in that: the inside of said aluminum alloy base (1) is provided with the projection (8) of two symmetries, fixedly mount respectively on the said projection (8) one be welded with power tube aluminium base.
6. automobile electric power-assisted steering electronic controller according to claim 5 is characterized in that: the boss (9) that is provided with a support circuit plate (3) between said two projections (8).
7. according to claim 5 or 6 described automobile electric power-assisted steering electronic controllers, it is characterized in that: the outside of said aluminum alloy base (1) is provided with some radiating gills (10).
8. automobile electric power-assisted steering electronic controller according to claim 4 is characterized in that: said aluminum alloy base (1) is provided with the glue groove (12) that overflows at the filling with sealant place.
9. according to claim 5 or 6 described automobile electric power-assisted steering electronic controllers, it is characterized in that: said aluminum alloy base (1) inside is provided with two registration masts (13) for aluminium base and circuit card (3) location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203988895U CN202243634U (en) | 2011-10-19 | 2011-10-19 | Electric power steering electronic controller for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203988895U CN202243634U (en) | 2011-10-19 | 2011-10-19 | Electric power steering electronic controller for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202243634U true CN202243634U (en) | 2012-05-30 |
Family
ID=46104921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203988895U Expired - Lifetime CN202243634U (en) | 2011-10-19 | 2011-10-19 | Electric power steering electronic controller for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202243634U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015793A (en) * | 2014-05-30 | 2014-09-03 | 重庆龙润汽车转向器有限公司 | High-performance power-assisted steering electronic control box |
| CN104015800A (en) * | 2014-05-30 | 2014-09-03 | 重庆龙润汽车转向器有限公司 | Combination structure of power-assisted steering controller and installation support of automobile |
-
2011
- 2011-10-19 CN CN2011203988895U patent/CN202243634U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015793A (en) * | 2014-05-30 | 2014-09-03 | 重庆龙润汽车转向器有限公司 | High-performance power-assisted steering electronic control box |
| CN104015800A (en) * | 2014-05-30 | 2014-09-03 | 重庆龙润汽车转向器有限公司 | Combination structure of power-assisted steering controller and installation support of automobile |
| CN104015800B (en) * | 2014-05-30 | 2016-03-02 | 重庆龙润汽车转向器有限公司 | The combination mounting structure of a kind of power steering controller of vehicle and mounting bracket |
| CN104015793B (en) * | 2014-05-30 | 2016-05-04 | 重庆龙润汽车转向器有限公司 | A kind of power-assisted steering electric-controlled box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIANCHUANG AUTO ELECTRONIC CO., LTD. Free format text: FORMER OWNER: SHANGHAI LIANSHENG AUTOMOTIVE ELECTRONIC CO., LTD. Effective date: 20130228 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130228 Address after: 201206 Shanghai city Pudong New Area Jinji Road 33 Lane No. 3-4 Patentee after: Lianchuang Auto Electronic Co., Ltd. Address before: 201206, Pudong New Area, Nanjing Bridge Road 615, 3, 4, Shanghai Patentee before: Shanghai Liansheng Automobile Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |