CN203713957U - Controller of automobile electric power steering system - Google Patents
Controller of automobile electric power steering system Download PDFInfo
- Publication number
- CN203713957U CN203713957U CN201320879264.XU CN201320879264U CN203713957U CN 203713957 U CN203713957 U CN 203713957U CN 201320879264 U CN201320879264 U CN 201320879264U CN 203713957 U CN203713957 U CN 203713957U
- Authority
- CN
- China
- Prior art keywords
- radiating module
- heating panel
- power amplifier
- amplifier board
- controller according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 claims description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 18
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a controller of an automobile electric power steering system. The controller comprises an upper housing, a control plate, a heat dissipating module and a lower housing. The upper end of the heat radiating module is vertically connected to one end of the control plate; the heat radiating module comprises a heat radiating plate and a power plate fixedly connected to the inner side face of the heat radiating plate; pins of a power device on the power plate are correspondingly coupled to through holes in the control plate; the lower end of the heat radiating module is fixedly connected with the lower housing; and the heat radiating module is used as the side face of the lower housing. According to the utility model, the heat radiating module and the lower housing are dispersed, and during assembly, the heat radiating module with the power plate is fixedly connected with the control plate at first, so the pins of the power device easily coincide with the through holes in the control plate; and after the heat radiating module is connected with the control plate, welding work can be more easily performed without disassembly of the lower housing, and it is also easier to perform quality inspection for welding points after the welding work.
Description
Technical field
The application relates to Electric Power Steering Control System of Automobile technical field, more particularly, relates to a kind of controller of automobile electric booster steering system.
Background technology
Existing automobile electric booster steering system controller, it consists of control desk and lower house.The bottom of lower house is provided with power amplifier board, the main high power device of arranging on power amplifier board.Because high power device heating is larger, therefore power amplifier board being adopted to alumina-bearing material is base plate, and aluminium base and lower house metallic material are fixed together.The assembling process of whole controller is, first power amplifier board is welded on aluminium base, then aluminium base is fixed on to lower house bottom, finally control desk is assembled on the half-blank that aluminium base and lower house be assembled into.
But, can there is following some problem in existing this structure: first, can there is error in the welding process at power amplifier board and aluminium base, and can there is second order error in the welding process of aluminium base and lower house, stack due to error, be easy to cause the pin of power device to overlap with hole corresponding on control desk, cause assembling difficulty; The second, with lower house, carry out welding meeting inconvenience very; The 3rd, after welding, pin quality of welding spot is difficult to check.
Utility model content
In view of this, the application provides a kind of controller of automobile electric booster steering system, for solving existing controller structure, exists assembling difficulty, welding inconvenience and quality of welding spot to be difficult to the problem checking.
To achieve these goals, the existing scheme proposing is as follows:
A controller for automobile electric booster steering system, comprising: upper shell, control desk, radiating module and lower house, wherein:
The upper end of described radiating module is vertically connected at one end of described control desk;
Described radiating module comprises heating panel and is fixedly connected on the power amplifier board of described heating panel medial surface;
Power device pin on described power amplifier board and the corresponding coupling of access hole on described control desk;
The lower end of described radiating module is fixedly connected with described lower house, and described radiating module is as the side of described lower house.
Preferably, the upper end of described heating panel is provided with two registration masts, and the correspondence position of described control desk is provided with two through holes, and described registration mast inserts in corresponding described through hole.
Preferably, described radiating module is fixedly connected with by screw with described control desk.
Preferably, the upper end of two sides perpendicular to medial surface of described heating panel is respectively arranged with a wedge, for pushing against described lower house.
Preferably, the lower end of described heating panel is provided with position-limited trough, coincide with the boss of described lower house correspondence position.
Preferably, described two registration masts are distribution or asymmetrical distribution about heating panel center.
Preferably, described power amplifier board is fixedly connected with described heating panel by being arranged on the screw at two ends.
Preferably, the screw at described power amplifier board two ends is distribution or asymmetrical distribution about described power amplifier board.
Preferably, between described power amplifier board and described heating panel, be coated with heat-conducting glue.
Preferably, described power amplifier board is aluminium base.
From above-mentioned technical scheme, can find out, the controller of the disclosed automobile electric booster steering system of the application, by radiating module and lower house are arranged to dispersive element, during assembling, first the radiating module that carries power amplifier board is fixedly connected with control desk, facilitated like this coincideing of through hole on power device pin and control desk, after connecting radiating module and control desk, do not need to carry lower house and can carry out welding job, convenient, for the solder joint after welding, be also easy to carry out quality inspection.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiment of the application, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the controller architecture schematic diagram of the disclosed a kind of automobile electric booster steering system of the embodiment of the present application;
Fig. 2 is the disclosed radiating module of the embodiment of the present application and assembles schematic diagram with control desk;
Fig. 3 is the disclosed cooling plate structure schematic diagram of the embodiment of the present application;
Fig. 4 is the disclosed lower house of the embodiment of the present application and heating panel assembling and local structure for amplifying schematic diagram.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only the application's part embodiment, rather than whole embodiment.Embodiment based in the application, those of ordinary skills are not paying all other embodiment that obtain under creative work prerequisite, all belong to the scope of the application's protection.
Referring to Fig. 1 and Fig. 2, Fig. 1 is the controller architecture schematic diagram of the disclosed a kind of automobile electric booster steering system of the embodiment of the present application; Fig. 2 is the disclosed radiating module of the embodiment of the present application and assembles schematic diagram with control desk.
As illustrated in fig. 1 and 2, this controller comprises upper shell 1, control desk 2, radiating module 3 and lower house 5, wherein:
The upper end of described radiating module 3 is vertically connected at one end of described control desk 2;
Described radiating module 3 comprises heating panel 31 and is fixedly connected on the power amplifier board 32 of described heating panel 31 medial surfaces;
Power device pin on described power amplifier board 32 and the corresponding coupling of access hole on described control desk 2;
The lower end of described radiating module 3 is fixedly connected with described lower house 5, and described radiating module 3 is as the side of described lower house 5.
When assembling, all parts carries out in the following order:
The first step, is connected with heating panel 31 power amplifier board 32 by screw or alternate manner, form radiating module 3;
Second step: by control desk 2 and radiating module 3 assemblings, can be screwed connection equally, weld after connecting;
The 3rd step: half-blank and lower house 5 after control desk 2 is assembled with radiating module 3 are connected by screw.
The controller of the disclosed automobile electric booster steering system of the present embodiment, by radiating module and lower house are arranged to dispersive element, during assembling, first the radiating module that carries power amplifier board is fixedly connected with control desk, facilitated like this coincideing of through hole on power device pin and control desk, after connecting radiating module and control desk, do not need to carry lower house and can carry out welding job, convenient, for the solder joint after welding, be also easy to carry out quality inspection.
Embodiment bis-
In this enforcement by radiating module and and control desk and lower house between annexation be described in detail.
Referring to Fig. 2 and Fig. 3, Fig. 3 is the disclosed cooling plate structure schematic diagram of the embodiment of the present application.
Radiating module 3 is comprised of heating panel 31 and power amplifier board 32, and the power amplifier board 32 that is wherein welded with power device is fastenedly connected by screw 4 and heating panel 31.Wherein, two screws 4 are distribution or asymmetrical distribution about whole power amplifier board 32 center, like this without additional measures, can realize Anti-error structure.
Between heating panel 31 and power amplifier board 32, can be coated with and be covered with heat-conducting glue, be convenient to the high power device heat radiation on power amplifier board.Power amplifier board 32 can adopt alumina-bearing material, and heating panel adopts metallic material equally, further increases heat-sinking capability.
Referring to Fig. 3, the upper end of heating panel 31 is provided with two registration masts 311, and registration mast 311 plays guide-localization effect, and the existence of registration mast 311 can firm power device pin be inserted in the through hole of control desk 2 smoothly.For the half-blank that guarantees to be comprised of control desk 2 and radiating module 3 relative position of pin and access hole in follow-up welding and handling process remains unchanged, with screw 4, control desk 2 is fixed on heating panel 31.
It should be noted that, two registration masts 311 are similarly distribution or asymmetrical distribution about heating panel 31 structure centre, therefore without extra Anti-error structure.
Referring to Fig. 3, the upper end of two sides perpendicular to medial surface of heating panel 31 is respectively arranged with a wedge 312, and the effect of wedge 312 is to keep being the state of pushing against between heating panel and lower house, prevents heating panel run-off the straight, dislocation.
The lower end of heating panel 31 is provided with position-limited trough 313, and position-limited trough 313 coordinates with the boss of lower house 5 correspondence positions, and before fixing, both misplace with lower house 5 to prevent heating panel 31.
More specifically structure and cooperation assembling process thereof can be with reference to figure 4, and Fig. 4 is the disclosed lower house of the embodiment of the present application and heating panel assembling and local structure for amplifying schematic diagram.Wherein A place is the partial enlarged drawing that position-limited trough 313 coordinates with lower house 5, and B place is the partial enlarged drawing that wedge 312 coordinates with lower house 5.
By structure and the feature thereof of the disclosed controller of the present embodiment, guaranteed that the assembling of control desk 2 and radiating module 3 in controller assembling process and the welding of power device pin etc. are not all subject to the impact of lower house 5, control desk 2 is convenient with the assembling of radiating module 3, weld also simplyr, and after welding, quality of welding spot is convenient checks.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, article or the equipment that comprises described key element and also have other identical element.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the application.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can be in the situation that do not depart from the application's spirit or scope, realization in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a controller for automobile electric booster steering system, is characterized in that, comprising: upper shell, control desk, radiating module and lower house, wherein:
The upper end of described radiating module is vertically connected at one end of described control desk;
Described radiating module comprises heating panel and is fixedly connected on the power amplifier board of described heating panel medial surface;
Power device pin on described power amplifier board and the corresponding coupling of access hole on described control desk;
The lower end of described radiating module is fixedly connected with described lower house, and described radiating module is as the side of described lower house.
2. controller according to claim 1, is characterized in that, the upper end of described heating panel is provided with two registration masts, and the correspondence position of described control desk is provided with two through holes, and described registration mast inserts in corresponding described through hole.
3. controller according to claim 1, is characterized in that, described radiating module is fixedly connected with by screw with described control desk.
4. controller according to claim 1, is characterized in that, the upper end of two sides perpendicular to medial surface of described heating panel is respectively arranged with a wedge, for pushing against described lower house.
5. controller according to claim 1, is characterized in that, the lower end of described heating panel is provided with position-limited trough, coincide with the boss of described lower house correspondence position.
6. controller according to claim 2, is characterized in that, described two registration masts are distribution or asymmetrical distribution about heating panel center.
7. controller according to claim 1, is characterized in that, described power amplifier board is fixedly connected with described heating panel by being arranged on the screw at two ends.
8. controller according to claim 7, is characterized in that, the screw at described power amplifier board two ends is distribution or asymmetrical distribution about described power amplifier board.
9. controller according to claim 1, is characterized in that, between described power amplifier board and described heating panel, is coated with heat-conducting glue.
10. controller according to claim 9, is characterized in that, described power amplifier board is aluminium base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879264.XU CN203713957U (en) | 2013-12-27 | 2013-12-27 | Controller of automobile electric power steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879264.XU CN203713957U (en) | 2013-12-27 | 2013-12-27 | Controller of automobile electric power steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203713957U true CN203713957U (en) | 2014-07-16 |
Family
ID=51153136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320879264.XU Expired - Lifetime CN203713957U (en) | 2013-12-27 | 2013-12-27 | Controller of automobile electric power steering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203713957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107921998A (en) * | 2016-03-09 | 2018-04-17 | 日立汽车系统株式会社 | Vidacare corp and electric power-assisted steering apparatus |
-
2013
- 2013-12-27 CN CN201320879264.XU patent/CN203713957U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107921998A (en) * | 2016-03-09 | 2018-04-17 | 日立汽车系统株式会社 | Vidacare corp and electric power-assisted steering apparatus |
| CN107921998B (en) * | 2016-03-09 | 2020-10-16 | 日立汽车系统株式会社 | Electric drive device and electric power steering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 B block 8 layer Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |