CN106535543A - Fixing device for controller transistor - Google Patents
Fixing device for controller transistor Download PDFInfo
- Publication number
- CN106535543A CN106535543A CN201710006956.6A CN201710006956A CN106535543A CN 106535543 A CN106535543 A CN 106535543A CN 201710006956 A CN201710006956 A CN 201710006956A CN 106535543 A CN106535543 A CN 106535543A
- Authority
- CN
- China
- Prior art keywords
- radiator
- transistor
- fixing device
- controller
- pcb board
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/12—Resilient or clamping means for holding component to structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20854—Heat transfer by conduction from internal heat source to heat radiating structure
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a fixing device for a controller transistor. The fixing device comprises a radiator, a PCB and an elastic clamp, wherein a locating post is arranged at the top of the radiator; a heating surface of the transistor on the PCB is attached to the surface of the radiator; the elastic clamp is made of an elastic material and comprises a connection transverse surface and elastic arms; the connection transverse surface and the elastic arms are distributed at two sides in an integral forming manner; an installation hole matched with the locating post is arranged in the connection transverse surface; the transistor and the radiator are put in the middle of two elastic arms; and the transistor is clamped on the radiator by the elastic arms. The fixing device is simple in structure and convenient to assemble, the transistor can be fixed, the contact of the transistor and the radiator is better and the heat dissipation effect is more ideal.
Description
Technical field
The present invention relates to a kind of fixing device of controller transistor, more particularly to a kind of power-assisted steering control of electric motor car
The fixing device of the transistor in device processed, more radiating effect while realizing fixed.
Background technology
Electric motor car is the car with electric power as the energy, with the reinforcement of people's environmental consciousness, electric motor car with electric power to drive
One of important vehicles of people's go off daily are become.Electric motor car as one of three big core component of electric motor car is controlled
Device, its reliable, safety play vital effect against the quality of car load.
At present, the transistor in controller is usually by screw and, through the installing hole on transistor, transistor is locked into scattered
On hot device.The defect that this fixed form is present is as follows：Assembling is relatively time consuming；The stress surface of transistor is little and uneven, it is difficult to protect
The heating face of card transistor is contacted with the surface of radiator well so that the radiating effect of transistor is undesirable.So will be direct
Performance and the life-span of transistor are affected, so that damaging controller, the safety of vehicle is affected.
The content of the invention
For above-mentioned technical problem present in prior art, the present invention seeks to：A kind of controller transistor is provided
Fixing device, it is simple structure, easy to assembly, transistor can be fixed so that the contact of transistor AND gate radiator is more preferable, radiating effect
More preferably.
The technical scheme is that：
A kind of fixing device of controller transistor, including radiator and pcb board, also including elastic clip, at the top of the radiator
Locating dowel is provided with, the heating face of transistor is fitted in the surface of radiator on the pcb board, and the elastic clip is by elastomeric material
Make, the elasticity arm for being distributed in both sides is integrally formed including connection plane of structure and with which, the connection plane of structure is provided with and locating dowel
The installing hole of cooperation, the transistor and radiator are placed in the middle of two elasticity arms, and transistor is clamped in radiating by elasticity arm
On body.
Preferably, heat conductive insulating pad is additionally provided between the radiator and transistor, the heat conductive insulating pad includes connection
Plane of structure and the side for being distributed in both sides is integrally formed with which, the connection plane of structure is provided with the location hole coordinated with locating dowel.
Preferably, the elasticity arm of the both sides is provided with from end face the groove extended to connection plane of structure, the elasticity arm end
Face is provided with bending section.
Preferably, the radiator is arranged on base, and the installing hole of radiator is provided with the pcb board.
Compared with prior art, it is an advantage of the invention that：
Present configuration is simple, easy to assembly, is firmly fixed on transistor on radiator by elastic clip, by dissipating
The top of hot body arranges the installation and fixation that locating dowel realizes elastic clip.The stress surface of transistor is big and uniform, can cause crystalline substance
Body pipe is contacted with radiator more preferably, and radiating effect more preferably, so as to improve performance and the life-span of crystal, improves the safety of vehicle
Property.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Fig. 1 is the explosive view of controller of the present invention；
Fig. 2 is the structural representation of the present invention.
Wherein, 1, base, 2, heat conductive insulating pad, 3, pcb board, 4, sealing gasket, 5, elastic clip, 6, shell, 11, radiator,
12nd, locating dowel, 21, location hole, 31, transistor, 50, connection plane of structure, 51, elasticity arm, 52, bending section, 53, installing hole, 54, recessed
Groove.
Specific embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to specific embodiment and join
According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are simply exemplary, and it is not intended to limit this
Bright scope.Additionally, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this
The concept of invention.
Embodiment：
As shown in Figure 1, 2, a kind of fixing device of controller transistor, including radiator 11, pcb board 3 and elastic clip 5.Radiating
Body 11 can be arranged on base 1, it is also possible to be arranged on pcb board 3, and radiator 11 is arranged on base 1 can increase effect,
The present invention is illustrated so that radiator 11 is arranged on base 1 as an example, and the installing hole of radiator 11 is provided with pcb board 3, is radiated
Body 11 can cause the heating face of transistor 31 on pcb board 3 to be fitted in the surface of radiator 11 through after installing hole.
The top of radiator 11 is provided with locating dowel 12, and elastic clip 5 is made up of elastomeric material（Similar to the knot of dovetail clip
Structure）, the elasticity arm 51 for being distributed in both sides is integrally formed including connection plane of structure 50 and with which, connection plane of structure 50 is provided with and locating dowel
12 installing holes 53 for coordinating, launch elasticity arm 51, place it in the both sides of transistor 31, by the bullet of elasticity arm when use
Power is clamped in transistor 31 on radiator 11.
Preferably, the elasticity arm 51 of both sides is provided with from end face the groove 54 extended to connection plane of structure 50, elasticity arm 51
End face is provided with bending section 52.
Preferably, heat conductive insulating pad 2 is additionally provided between radiator 11 and transistor 31, heat conductive insulating pad 2 is covered in radiating
11 surface of body, including connect plane of structure and the side for being distributed in both sides is integrally formed with which, connection plane of structure is provided with and locating dowel 12
The location hole 21 of cooperation.
During assembling, heat conductive insulating pad 2 is attached on radiator 11 after being alignd with locating dowel 12 by location hole 21；Pcb board 3
After penetrating the radiator 11 on base 1, the diverging face of transistor 31 is fitted in the surface of the heat conductive insulating pad 2 above radiator 11
On, the locating dowel 12 on the alignment base 1 of installing hole 53 on elastic clip 5 loads above transistor 31, by the elastic force of elastic clip 3
The elastic force that the deformation of arm 51 is produced tightly is fitted in the heating face pressure of transistor 31 on 11 surface of radiator, realizes 31 work of transistor
As when the heat energy that sends timely and effectively be delivered on the radiator 11 of base 1.Then enter plus sealing gasket 4 on pcb board 3
Row sealing, finally locks shell 6, again to reach the protective action for realizing pcb board 3.
It should be appreciated that the above-mentioned specific embodiment of the present invention is used only for exemplary illustration or explains the present invention's
Principle, and be not construed as limiting the invention.Therefore, that what is done in the case of without departing from the spirit and scope of the present invention is any
Modification, equivalent, improvement etc., should be included within the scope of the present invention.Additionally, claims purport of the present invention
In the whole changes covered in the equivalents for falling into scope and border or this scope and border and repair
Change example.
Claims (4)
1. a kind of fixing device of controller transistor, including radiator and pcb board, it is characterised in that also including elastic clip, institute
State, the heating face of transistor is fitted in the surface of radiator, the elasticity on the pcb board
Folder is made up of elastomeric material, and the elasticity arm for being distributed in both sides is integrally formed including connection plane of structure and with which, and the connection plane of structure sets
The installing hole coordinated with locating dowel is equipped with, the transistor and radiator are placed in the middle of two elasticity arms, by elasticity arm by crystal
Pipe is clamped on radiator.
2. the fixing device of controller transistor according to claim 1, it is characterised in that the radiator and transistor
Between be additionally provided with heat conductive insulating pad, the heat conductive insulating pad is included connecting plane of structure and the side for being distributed in both sides is integrally formed with which
Face, the connection plane of structure are provided with the location hole coordinated with locating dowel.
3. the fixing device of controller transistor according to claim 1, it is characterised in that the elasticity arm of the both sides sets
The groove extended to connection plane of structure is equipped with from end face, and the elasticity arm end face is provided with bending section.
4. the fixing device of controller transistor according to claim 1, it is characterised in that the radiator is arranged on bottom
On seat, the installing hole of radiator on the pcb board, is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006956.6A CN106535543A (en) | 2017-01-05 | 2017-01-05 | Fixing device for controller transistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006956.6A CN106535543A (en) | 2017-01-05 | 2017-01-05 | Fixing device for controller transistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106535543A true CN106535543A (en) | 2017-03-22 |
Family
ID=58335171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710006956.6A Pending CN106535543A (en) | 2017-01-05 | 2017-01-05 | Fixing device for controller transistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106535543A (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1209279A (en) * | 1983-05-09 | 1986-08-05 | International Business Machines Corporation | Clip-fastening of a solid state device to a heatsink |
| DE4002060A1 (en) * | 1990-01-25 | 1991-08-01 | Bosch Gmbh Robert | BRACKET FOR ELECTRONIC COMPONENTS TO BE COOLED |
| DE4131504A1 (en) * | 1990-10-10 | 1992-04-16 | Bosch Gmbh Robert | heat sink spring clamp for electronic power component - provides openings for insertion of release tool in opposing spring arms |
| JP2001274577A (en) * | 1998-02-09 | 2001-10-05 | Alpine Electronics Inc | Fitting structure of heating element |
| JP2002198477A (en) * | 2000-12-25 | 2002-07-12 | Toyota Motor Corp | Semiconductor device |
| JP2002246778A (en) * | 2001-02-15 | 2002-08-30 | Tdk Corp | Electronic component supporting implement and method for supporting the same |
| US20050024832A1 (en) * | 2002-09-09 | 2005-02-03 | Lee Hsieh Kun | Heat sink clip with pressing post |
| JP2005191320A (en) * | 2003-12-25 | 2005-07-14 | Aisin Seiki Co Ltd | Mounting arrangement |
| CN1663826A (en) * | 2004-03-02 | 2005-09-07 | 凯特姆两合公司 | Electric heating device for motor vehicle |
| CN201115196Y (en) * | 2007-06-15 | 2008-09-10 | 上海威尔泰工业自动化股份有限公司 | A heat radiation structure for explosion-proof instrument converter |
| CN201957376U (en) * | 2010-10-19 | 2011-08-31 | 洁源科技(马)有限公司 | Heat-radiating fixing clamp |
| CN102202472A (en) * | 2010-03-23 | 2011-09-28 | 深圳富泰宏精密工业有限公司 | Housing of electronic device and manufacturing method of housing |
| CN202013878U (en) * | 2011-04-21 | 2011-10-19 | 杭州大邦科技有限公司 | Electronic device possessing heat dissipation function |
| CN102420489A (en) * | 2010-09-28 | 2012-04-18 | 日本电产新宝株式会社 | Heat dissipation structure of heating element |
| CN202364096U (en) * | 2011-10-13 | 2012-08-01 | 张红玉 | Switch power supply housing |
| US20130308362A1 (en) * | 2012-04-04 | 2013-11-21 | Kollmorgen Ab | Switched power converter |
| CN106098655A (en) * | 2016-07-07 | 2016-11-09 | 苏州新智机电工业有限公司 | A kind of method of insulated gate bipolar transistor high efficiency and heat radiation |
| CN206380228U (en) * | 2017-01-05 | 2017-08-04 | 科蒂斯技术（苏州）有限公司 | The fixing device of controller transistor |
-
2017
- 2017-01-05 CN CN201710006956.6A patent/CN106535543A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1209279A (en) * | 1983-05-09 | 1986-08-05 | International Business Machines Corporation | Clip-fastening of a solid state device to a heatsink |
| DE4002060A1 (en) * | 1990-01-25 | 1991-08-01 | Bosch Gmbh Robert | BRACKET FOR ELECTRONIC COMPONENTS TO BE COOLED |
| DE4131504A1 (en) * | 1990-10-10 | 1992-04-16 | Bosch Gmbh Robert | heat sink spring clamp for electronic power component - provides openings for insertion of release tool in opposing spring arms |
| JP2001274577A (en) * | 1998-02-09 | 2001-10-05 | Alpine Electronics Inc | Fitting structure of heating element |
| JP2002198477A (en) * | 2000-12-25 | 2002-07-12 | Toyota Motor Corp | Semiconductor device |
| JP2002246778A (en) * | 2001-02-15 | 2002-08-30 | Tdk Corp | Electronic component supporting implement and method for supporting the same |
| US20050024832A1 (en) * | 2002-09-09 | 2005-02-03 | Lee Hsieh Kun | Heat sink clip with pressing post |
| JP2005191320A (en) * | 2003-12-25 | 2005-07-14 | Aisin Seiki Co Ltd | Mounting arrangement |
| CN1663826A (en) * | 2004-03-02 | 2005-09-07 | 凯特姆两合公司 | Electric heating device for motor vehicle |
| CN201115196Y (en) * | 2007-06-15 | 2008-09-10 | 上海威尔泰工业自动化股份有限公司 | A heat radiation structure for explosion-proof instrument converter |
| CN102202472A (en) * | 2010-03-23 | 2011-09-28 | 深圳富泰宏精密工业有限公司 | Housing of electronic device and manufacturing method of housing |
| CN102420489A (en) * | 2010-09-28 | 2012-04-18 | 日本电产新宝株式会社 | Heat dissipation structure of heating element |
| CN201957376U (en) * | 2010-10-19 | 2011-08-31 | 洁源科技(马)有限公司 | Heat-radiating fixing clamp |
| CN202013878U (en) * | 2011-04-21 | 2011-10-19 | 杭州大邦科技有限公司 | Electronic device possessing heat dissipation function |
| CN202364096U (en) * | 2011-10-13 | 2012-08-01 | 张红玉 | Switch power supply housing |
| US20130308362A1 (en) * | 2012-04-04 | 2013-11-21 | Kollmorgen Ab | Switched power converter |
| CN106098655A (en) * | 2016-07-07 | 2016-11-09 | 苏州新智机电工业有限公司 | A kind of method of insulated gate bipolar transistor high efficiency and heat radiation |
| CN206380228U (en) * | 2017-01-05 | 2017-08-04 | 科蒂斯技术（苏州）有限公司 | The fixing device of controller transistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |