CN105007709A - MOS tube fixing structure for electric vehicle controller - Google Patents
MOS tube fixing structure for electric vehicle controller Download PDFInfo
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- CN105007709A CN105007709A CN201510510873.1A CN201510510873A CN105007709A CN 105007709 A CN105007709 A CN 105007709A CN 201510510873 A CN201510510873 A CN 201510510873A CN 105007709 A CN105007709 A CN 105007709A
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Abstract
The present invention discloses a MOS tube fixing structure for an electric vehicle controller. The MOS tube fixing structure comprises a heat radiation shell with a hollow structure, a circuit board and MOS tubes. A protruding installation plane extends outward from the inner side wall of the heat radiation shell and is matched with the MOS tubes in a row. One side of each of the whole row of MOS tubes is close to the installation plane, and other side presses against a long strip elastic piece. The long strip elastic piece comprises a fixed side which is connected to the top face of the heat radiation shell through a connection component, an elastic side extends in an outer obliquely downward direction from one side of the fixed side, and the bottom end of the elastic side presses against the outer side face of the whole row of MOS tubes. The installation procedures of the MOS tube fixing structure are simplified, convenience is brought to the fixation of the MOS tube, at the same time the production cost is reduced, the internal space of the controller shell is saved, the thermal resistance is reduced by a thickened shell wall, a good effect of heat radiation is achieved, and the reliability of an electric vehicle controller is improved.
Description
Technical field
The invention belongs to controller for electric vehicle accessory field, particularly relate to the metal-oxide-semiconductor fixed structure on a kind of radiator on controller for electric vehicle.
Background technology
China is current is populous developing country; along with production and the growth in the living standard of people; the promotion of clean energy resource and the enhancing of environmental protection consciousness; electric motor car is more and more subject to the welcome of numerous people; electric motor car is very rapid in the development of recent years, thus also has innovation in the accessory field of electric motor car.Controller for electric vehicle is as one of large parts of electric motor car four, and the guarantee of its quality parameter plays critical effect to electric motor car development.
Metal-oxide-semiconductor is the electric current being carried out control output end drain electrode by the voltage being added in input grid.Metal-oxide-semiconductor be voltage-controlled device it by being added in the characteristic of the voltage control device on grid, the charge-storage effect caused because of base current when making switch as triode can not occur, and therefore in switch application, the switching speed of metal-oxide-semiconductor should be faster than triode.In controller for electric vehicle, it is little that metal-oxide-semiconductor has volume, and caloric value is large, and the feature that caloric value is high, most controller all installs heat abstractor, guarantees that metal-oxide-semiconductor can dispel the heat, thus makes it normally run.
At present, the mode that on traditional controller for electric vehicle, the fixed form of metal-oxide-semiconductor adopts aluminum strip to join holding screw (each metal-oxide-semiconductor is all furnished with holding screw) mostly makes metal-oxide-semiconductor be fixed on the sidewall of controller housing, and this fixed form existence installation is inconvenient, production cost is high and the large shortcoming that takes up room.
Summary of the invention
The object of the present invention is to provide a kind of metal-oxide-semiconductor fixed structure on controller for electric vehicle, its have easy for installation, production cost is low and save the feature of controller housing inner space, the problems referred to above existed with the metal-oxide-semiconductor fixed structure solved in prior art on the radiator of controller for electric vehicle.
For reaching this object, the present invention by the following technical solutions:
A kind of metal-oxide-semiconductor fixed structure on controller for electric vehicle, it comprises the radiating shell of hollow structure, circuit board is provided with in described radiating shell, the side of described circuit board is connected with several metal-oxide-semiconductors be arranged side by side by pin, wherein, the madial wall of described radiating shell coordinate whole row's metal-oxide-semiconductor be outward extended with protruding mounting plane, the one side of described whole row's metal-oxide-semiconductor is close on described mounting plane, against there being rectangular bouncing plate on another side, described rectangular bouncing plate comprises a fixed edge, described fixed edge is connected on the end face of described radiating shell by coupling assembling, and a side of described fixed edge is extended with elastic edge to direction obliquely outside it, the width fits whole row metal-oxide-semiconductor of described elastic edge arranges and its bottom elasticity overlays on the lateral surface of described whole row's metal-oxide-semiconductor, after described fixed edge connection puts in place, described elastic edge produces outside elastic force and is pressed on described mounting plane by whole row's metal-oxide-semiconductor.
Especially, on described fixed edge relative on another side that elastic edge is set to the inside direction be obliquely extended with retainer plate, coordinate described retainer plate on the inner top surface of described radiating shell, be provided with the holddown groove of arc, described retainer plate inserts in holddown groove, so that the installation of rectangular bouncing plate.
Especially, described coupling assembling comprises several screwed holes be opened on described fixed edge, coordinate described screwed hole on the end face of described radiating shell, offer several connecting holes, tightening up screw through connecting hole is screwed in described screwed hole and is connected in radiating shell by rectangular bouncing plate, the described screw that tightens up is when tightening up rectangular bouncing plate, fixed edge moves up, and drives elastic edge to produce deformation to the inside, thus makes elastic edge produce outside elastic force.
Especially, the inner top surface of described radiating shell is provided with in the side of described retainer plate for carrying out spacing boss to rectangular bouncing plate, to facilitate the installation of rectangular bouncing plate.
Especially, be provided with dielectric film between described mounting plane and described metal-oxide-semiconductor, described metal-oxide-semiconductor is close to described dielectric film and is arranged.
Especially, the bottom integrated of described elastic edge is arc-shaped structure, and the bottom being convenient to elastic edge fully overlays on whole row's metal-oxide-semiconductor.
Especially, described rectangular bouncing plate is made up of elastic steel sheet.
Especially, described radiating shell is outside equipped with radiating fin.
Especially, two madial walls of described radiating shell are provided with draw-in groove in the below correspondence of described mounting plane, and described circuit board inserts in the draw-in groove on two madial walls, to be installed in described radiating shell.
Beneficial effect of the present invention is, compared with prior art described metal-oxide-semiconductor fixed structure on controller for electric vehicle adopt the rectangular bouncing plate mode of strip to replace mode that traditional aluminum strip joins holding screw makes metal-oxide-semiconductor be fixed on the sidewall of controller housing, in assembling process, connection and the installation of rectangular bouncing plate can avoid metal-oxide-semiconductor completely, such mode simplifies installation procedure, facilitates the fixing of metal-oxide-semiconductor.Avoid the generation of electric leakage, the phenomenon such as creepage, thus make the efficiency of metal-oxide-semiconductor obtain the raising of a large step.Also reduce production cost simultaneously, saved controller housing inner space, the shell wall thickness of thickening decreases thermal resistance, serves the excellent effect of heat radiation, improves the reliability of controller for electric vehicle.
Accompanying drawing explanation
Fig. 1 is the perspective view of the radiating shell of the metal-oxide-semiconductor fixed structure on controller for electric vehicle that the specific embodiment of the invention 1 provides;
Fig. 2 is the perspective view of the metal-oxide-semiconductor fixed structure on controller for electric vehicle that the specific embodiment of the invention 1 provides;
Fig. 3 is the structural representation of the rectangular bouncing plate of the metal-oxide-semiconductor fixed structure on controller for electric vehicle that the specific embodiment of the invention 1 provides.
In figure:
1, radiating shell; 2, circuit board; 3, metal-oxide-semiconductor; 4, rectangular bouncing plate; 40, fixed edge; 41, elastic edge; 42, screwed hole; 43, screw is tightened up; 44, retainer plate; 5, radiating fin; 6, draw-in groove; 7, mounting plane; 8, holddown groove; 9, boss.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Refer to shown in Fig. 1 to Fig. 3, in the present embodiment, a kind of metal-oxide-semiconductor fixed structure on controller for electric vehicle comprises radiating shell 1, circuit board 2, metal-oxide-semiconductor 3 and rectangular bouncing plate 4, described radiating shell 1 is hollow structure, and its outer wall is provided with radiating fin 5, on two madial walls of described radiating shell 1, correspondence is provided with draw-in groove 6, described circuit board 2 inserts in the draw-in groove 6 on two madial walls of radiating shell 1, circuit board 2 is arranged in described radiating shell 1, the side of described circuit board 2 is connected with the metal-oxide-semiconductor 3 of several spacing side by side setting by pin, the madial wall of described radiating shell 1 coordinate whole row's metal-oxide-semiconductor 3 be outward extended with protruding mounting plane 7, described mounting plane 7 is arranged at the top of described draw-in groove 6, the one side of whole row's metal-oxide-semiconductor 3 is close on described mounting plane 7, against there being rectangular bouncing plate 4 on another side, described rectangular bouncing plate 4 is made up of elastic steel sheet, it comprises a fixed edge 40, described fixed edge 40 can be connected on the end face of described radiating shell 1 by coupling assembling with tightening up, and a side of described fixed edge 40 is extended with elastic edge 41 to direction obliquely outside it, the width fits whole row metal-oxide-semiconductor 3 of described elastic edge 41 is arranged and its bottom is resisted against on the lateral surface of described whole row's metal-oxide-semiconductor 3, described coupling assembling comprises spaced three screwed holes 42 be opened on described fixed edge 40, coordinate described screwed hole 42 on the end face of described radiating shell 1, offer three connecting holes, three are tightened up screw 43 through connecting hole and are screwed into and are connected in radiating shell 1 by rectangular bouncing plate 4 in described screwed hole 42, the described screw 43 that tightens up is when tightening up rectangular bouncing plate 4, its fixed edge 40 upwards tightens up, elastic edge 41 is driven to produce deformation to the inside, thus make elastic edge 41 produce outside elastic force, be resisted against tightly on the lateral surface of whole row's metal-oxide-semiconductor 3.
In order to better fix rectangular bouncing plate 4, on described fixed edge 40 relative on another side that elastic edge 41 is set to the inside direction be obliquely extended with retainer plate 44, coordinate described retainer plate 44 on the inner top surface of described radiating shell 1, be provided with the holddown groove 8 of arc, described retainer plate 44 inserts in holddown groove 8, so that the installation of rectangular bouncing plate 4.The inner top surface of described radiating shell 1 is provided with in the side of described retainer plate 44 for carrying out spacing boss 9, to facilitate the installation of rectangular bouncing plate to rectangular bouncing plate 4.
The bottom integrated of described elastic edge 41 is arc-shaped structure, and the bottom being convenient to elastic edge 41 fully overlays on whole row's metal-oxide-semiconductor.
Be provided with insulation diaphragm between described mounting plane 7 and metal-oxide-semiconductor 3, achieve the insulation of metal-oxide-semiconductor 3 and radiating shell 1.
Certainly, described fixed edge 40 is also fixed in described radiating shell 1 by the mode of welding, and after only need ensureing that it is welded and fixed, elastic edge 41 can produce outside elastic force, makes whole row's metal-oxide-semiconductor 3 be close to mounting plane 7 all the time and arranges.
During installation, now metal-oxide-semiconductor 3 is welded to pcb board 2, after pcb board 2 is in place, metal-oxide-semiconductor 3 roughly can arrive to mounting plane 7, then retainer plate 44 is plugged in holddown groove 8, in order to prevent rectangular bouncing plate 4 from rubbing with metal-oxide-semiconductor 3, damage metal-oxide-semiconductor 3, can rotate an angle by rectangular bouncing plate 4, itself and metal-oxide-semiconductor 3 can be effectively avoided to rub, after insertion puts in place, locked by tightening up screw 43, make rectangular bouncing plate 4 be close to the outside of metal-oxide-semiconductor 3.
Above embodiment has just set forth general principle of the present invention and characteristic; the present invention does not limit by above-mentioned example; without departing from the spirit and scope of the present invention, the present invention also has various change and change, and these changes and change all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (9)
1. the metal-oxide-semiconductor fixed structure on controller for electric vehicle, it comprises the radiating shell of hollow structure, circuit board is provided with in described radiating shell, the side of described circuit board is connected with several metal-oxide-semiconductors be arranged side by side by pin, it is characterized in that, the madial wall of described radiating shell coordinate whole row's metal-oxide-semiconductor be outward extended with protruding mounting plane, the one side of described whole row's metal-oxide-semiconductor is close on described mounting plane, against there being rectangular bouncing plate on another side, described rectangular bouncing plate comprises a fixed edge, described fixed edge is connected on the end face of described radiating shell by coupling assembling, and a side of described fixed edge is extended with elastic edge to direction obliquely outside it, the width fits whole row metal-oxide-semiconductor of described elastic edge arranges and its bottom elasticity overlays on the lateral surface of described whole row's metal-oxide-semiconductor, after described fixed edge connection puts in place, described elastic edge produces outside elastic force and is pressed on described mounting plane by whole row's metal-oxide-semiconductor.
2. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, it is characterized in that, on described fixed edge relative on another side that elastic edge is set to the inside direction be obliquely extended with retainer plate, coordinate described retainer plate on the inner top surface of described radiating shell, be provided with the holddown groove of arc, described retainer plate inserts in holddown groove.
3. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, it is characterized in that, described coupling assembling comprises several screwed holes be opened on described fixed edge, coordinate described screwed hole on the end face of described radiating shell, offer several connecting holes, tightening up screw through connecting hole is screwed in described screwed hole and is connected in radiating shell by rectangular bouncing plate.
4. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 2, is characterized in that, the inner top surface of described radiating shell is provided with for carrying out spacing boss to rectangular bouncing plate in the side of described retainer plate.
5. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, is characterized in that, be provided with dielectric film between described mounting plane and described metal-oxide-semiconductor, and described metal-oxide-semiconductor is close to described dielectric film and is arranged.
6. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, is characterized in that, the bottom integrated of described elastic edge is arc-shaped structure, and the bottom being convenient to elastic edge fully overlays in whole row's metal-oxide-semiconductor.
7. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, is characterized in that, described rectangular bouncing plate is made up of elastic steel sheet.
8. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, it is characterized in that, described radiating shell is outside equipped with radiating fin.
9. the metal-oxide-semiconductor fixed structure on controller for electric vehicle according to claim 1, is characterized in that, two madial walls of described radiating shell are provided with draw-in groove in the below correspondence of described mounting plane, and described circuit board inserts in the draw-in groove on two madial walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510873.1A CN105007709A (en) | 2015-08-19 | 2015-08-19 | MOS tube fixing structure for electric vehicle controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510873.1A CN105007709A (en) | 2015-08-19 | 2015-08-19 | MOS tube fixing structure for electric vehicle controller |
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| CN105007709A true CN105007709A (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510510873.1A Pending CN105007709A (en) | 2015-08-19 | 2015-08-19 | MOS tube fixing structure for electric vehicle controller |
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| CN (1) | CN105007709A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105376995A (en) * | 2015-11-17 | 2016-03-02 | 重庆盛镁镁业有限公司 | Spiral expansion gripping cooling fin |
| CN105376996A (en) * | 2015-11-17 | 2016-03-02 | 重庆盛镁镁业有限公司 | Self-tapping clamping aluminium alloy cooling fin |
| CN105376999A (en) * | 2015-11-20 | 2016-03-02 | 重庆盛镁镁业有限公司 | Stretching clamping aluminum alloy cooling fin |
| CN107172866A (en) * | 2017-07-10 | 2017-09-15 | 无锡赛盈动力科技有限公司 | A kind of controller radiator structure radiating aluminium block and controller radiator structure |
| WO2020211636A1 (en) * | 2019-04-17 | 2020-10-22 | 南京溧水电子研究所有限公司 | Mos transistor fixing structure for electric vehicle controller |
| CN112291952A (en) * | 2020-10-09 | 2021-01-29 | 温岭市九洲电机制造有限公司 | Controller of electric vehicle |
| CN113747712A (en) * | 2021-09-01 | 2021-12-03 | 北京恒润安科技有限公司 | Integrated form integration data acquisition device |
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| US20130161736A1 (en) * | 2011-12-21 | 2013-06-27 | Industrial Technology Research Institute | Trench metal oxide semiconductor transistor device and manufacturing method thereof |
| CN203446146U (en) * | 2013-09-23 | 2014-02-19 | 无锡台翔电子技术发展有限公司 | Housing apparatus of electric vehicle controller |
| CN204069589U (en) * | 2014-07-30 | 2014-12-31 | 广东高标电子科技有限公司 | Controller for electric vehicle and electric motor car |
| CN204231793U (en) * | 2014-10-27 | 2015-03-25 | 广东高标电子科技有限公司 | Controller for electric vehicle and controller |
| CN204994193U (en) * | 2015-08-19 | 2016-01-20 | 江苏协昌电子科技股份有限公司 | A MOS manages fixed structure for electric vehicle controller |
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2015
- 2015-08-19 CN CN201510510873.1A patent/CN105007709A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130161736A1 (en) * | 2011-12-21 | 2013-06-27 | Industrial Technology Research Institute | Trench metal oxide semiconductor transistor device and manufacturing method thereof |
| CN203446146U (en) * | 2013-09-23 | 2014-02-19 | 无锡台翔电子技术发展有限公司 | Housing apparatus of electric vehicle controller |
| CN204069589U (en) * | 2014-07-30 | 2014-12-31 | 广东高标电子科技有限公司 | Controller for electric vehicle and electric motor car |
| CN204231793U (en) * | 2014-10-27 | 2015-03-25 | 广东高标电子科技有限公司 | Controller for electric vehicle and controller |
| CN204994193U (en) * | 2015-08-19 | 2016-01-20 | 江苏协昌电子科技股份有限公司 | A MOS manages fixed structure for electric vehicle controller |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105376995A (en) * | 2015-11-17 | 2016-03-02 | 重庆盛镁镁业有限公司 | Spiral expansion gripping cooling fin |
| CN105376996A (en) * | 2015-11-17 | 2016-03-02 | 重庆盛镁镁业有限公司 | Self-tapping clamping aluminium alloy cooling fin |
| CN105376995B (en) * | 2015-11-17 | 2017-09-19 | 重庆盛镁镁业有限公司 | The clipping fin of spiral expanded |
| CN105376999A (en) * | 2015-11-20 | 2016-03-02 | 重庆盛镁镁业有限公司 | Stretching clamping aluminum alloy cooling fin |
| CN105376999B (en) * | 2015-11-20 | 2017-10-13 | 重庆盛镁镁业有限公司 | Auxetic type clamped-in style aluminum alloy heat sink |
| CN107172866A (en) * | 2017-07-10 | 2017-09-15 | 无锡赛盈动力科技有限公司 | A kind of controller radiator structure radiating aluminium block and controller radiator structure |
| WO2020211636A1 (en) * | 2019-04-17 | 2020-10-22 | 南京溧水电子研究所有限公司 | Mos transistor fixing structure for electric vehicle controller |
| CN112291952A (en) * | 2020-10-09 | 2021-01-29 | 温岭市九洲电机制造有限公司 | Controller of electric vehicle |
| CN113747712A (en) * | 2021-09-01 | 2021-12-03 | 北京恒润安科技有限公司 | Integrated form integration data acquisition device |
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Application publication date: 20151028 |
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