CN105472945A - Electric motor controller, electric motor and electric vehicle - Google Patents
Electric motor controller, electric motor and electric vehicle Download PDFInfo
- Publication number
- CN105472945A CN105472945A CN201510891360.XA CN201510891360A CN105472945A CN 105472945 A CN105472945 A CN 105472945A CN 201510891360 A CN201510891360 A CN 201510891360A CN 105472945 A CN105472945 A CN 105472945A
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- heat
- electric machine
- machine controller
- motor
- control module
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Abstract
The invention provides an electric motor controller, an electric motor and an electric vehicle. The electric motor controller comprises a control module and a thermal conductive apparatus, wherein heat generated by the control module is radiated through the thermal conductive apparatus; the control module comprises a heat generating element; the thermal conductive apparatus comprises a thermal conductive channel assembly, wherein the thermal conductive channel assembly comprises a thermal conductive insulating plate; and the heat generating element is connected with the thermal conductive insulating plate for performing insulation or thermal dissipation. The thermal radiation channel of the electric controller is formed among the thermal conductive insulating plate, a thermal conductive base plate and a thermal conductive shell; the main heating source of the electric motor controller is from an MOS (metal oxide semiconductor) transistor; and the heat of the MOS transistor is rapidly transferred to the thermal conductive shell through the thermal conductive insulating plate and is radiated, so that the thermal dissipation of the electric motor controller is greatly improved.
Description
Technical field
The present invention relates to technical field of motors, particularly, relate to a kind of electric machine controller, motor and electric motor car.
Background technology
The main pyrotoxin of electric machine controller is MOSFET, at present, the MOSFET used in electric machine controller is all be integrated in circuit board, insulated by heat insulating lamella between circuit board and metal heat conducting-body, circuit board and metal heat conducting-body be connected when circuit board is worked produce heat energy distributed by metal heat conducting-body.The number of MOSFET requires service requirement number from 6 to 48 not etc. according to motor, for large power, electrically machine controller, the corresponding increase of MOSFET number, electric machine controller heating is serious, above-mentioned radiating mode cannot meet electric machine controller requirement, easily cause MOSFET to burn out, thus cause whole electric machine controller to be scrapped.
Therefore, be necessary to improve the heat sink conception of existing electric machine controller.
Summary of the invention
For defect of the prior art, the object of this invention is to provide a kind of electric machine controller, motor and electric motor car, to solve the problem of electric machine controller heat dispersion difference in prior art.
According to a kind of electric machine controller provided by the invention, comprise control module, heat-transfer device, the heat that control module produces is dispelled the heat by heat-transfer device;
Described control module comprises heat producing elements;
Described heat-transfer device comprises passage of heat assembly, and wherein, described passage of heat assembly comprises heat conductive insulating plate;
Described heat producing elements is undertaken insulating by connecting heat conductive insulating plate and dispels the heat.
Preferably, described passage of heat assembly also comprises heat-conducting substrate, heat conduction shell;
Heat producing elements, heat conductive insulating plate, heat-conducting substrate, heat conduction shell connect successively, and heat producing elements and heat-conducting substrate, heat conduction shell are all separated.
Preferably, described control module comprises drive plate, feature board and MOSFET, and drive plate is electrically connected with feature board, and is fixedly connected with by plastic fastening;
Pin and the heat conductive insulating plate of MOSFET link together, and the pin of MOSFET is welded together to form with drive plate and is electrically connected.
Preferably, left seal cover, left sealing gasket, right sealing gasket, right seal cover is also comprised;
Left seal cover seals assembly connection by the left end side of left sealing gasket and heat conduction shell;
Right seal cover seals assembly connection by the right end side of right sealing gasket and heat conduction shell;
Left seal cover, right seal cover, heat conduction shell coordinate formation installation cavity, and described heat-conducting substrate, heat conductive insulating plate and described control module are all arranged in described installation cavity.
Preferably, drive plate is between feature board and heat-conducting substrate.
According to a kind of electric system provided by the invention, comprise motor, also comprise above-mentioned electric machine controller, described motor connects described electric machine controller, and described electric machine controller drives and controls the operation of motor.
According to a kind of electric motor car provided by the invention, external equipment, motor, it is characterized in that, also comprise above-mentioned electric machine controller, described motor, external equipment connect described electric machine controller respectively, described electric machine controller drives and controls the operation of motor, and described electric machine controller controls external equipment.
Preferably, the drive plate of described electric machine controller drives and controls the operation of motor, and the feature board of described electric machine controller controls external equipment.
Compared with prior art, the present invention has following beneficial effect:
1, the not only heat conduction but also insulate of the heat conductive insulating plate in the present invention, MOSFET is connected on heat conductive insulating plate, reduce the calorific capacity of control module, in addition, heat conductive insulating plate forms heat dissipation channel jointly as heat dissipation element and heat-conducting substrate, heat conduction shell, the heat that control module sends is rapidly to heat conduction shell conduction by heat conductive insulating plate and distributes, and substantially increases the heat-sinking capability of electric machine controller;
2, control module is made two pieces of circuit boards in the present invention, i.e. drive plate and feature board, facilitate failure diagnosis and maintenance, in addition, be electrically connected between drive plate and feature board, in order to improve its stable connection degree, by mechanically coupled together, quick for installation, for convenience detach.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is sectional structure schematic diagram of the present invention.
Fig. 2 is front schematic view of the present invention.
In figure: 1 be heat-conducting substrate, 2 be plastic fastening, 3 be feature board, 4 be heat conduction shell, 5 be drive plate, 6 be MOSFET, 7 be heat conductive insulating plate, 8 be screw a, 9 be screw b, 10 be left seal cover, 11 be left sealing gasket, 12 be right sealing gasket, 13 for right seal cover.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some changes and improvements can also be made.These all belong to protection scope of the present invention.
According to a kind of electric machine controller provided by the invention, comprise control module, heat-transfer device, the heat that control module produces is dispelled the heat by heat-transfer device; Described control module comprises heat producing elements; Described heat-transfer device comprises passage of heat assembly, and wherein, described passage of heat assembly comprises heat conductive insulating plate 7, heat-conducting substrate 1, heat conduction shell 4; The part or all of parts of described heat-transfer device are made up of heat-conducting, generally adopt aluminium, also can use other material.
Described heat producing elements is undertaken insulating by connecting heat conductive insulating plate 7 and dispels the heat.Particularly, the heat radiation of heat conductive insulating plate 7 needed for electric machine controller and insulation component, heat conductive insulating plate 7 is to the heat dissipation channel forming electric machine controller between heat-conducting substrate 1, heat conduction shell 4.Heat producing elements, heat conductive insulating plate 7, heat-conducting substrate 1, heat conduction shell 4 connect successively, and heat producing elements and heat-conducting substrate 1, heat conduction shell 4 are all separated.
Described control module comprises drive plate 5, feature board 3 and MOSFET 6, and drive plate 5 is electrically connected with feature board 3, and is fixedly connected with by plastic fastening 2; Pin and the heat conductive insulating plate 7 of MOSFET 6 link together, and the pin of MOSFET 6 is welded together to form with drive plate 7 and is electrically connected.Particularly, one end, the MOSFET pin back side, heat conductive insulating plate 7, heat-conducting substrate 1 are fixedly connected sequentially together by screw a, and MOSFET pin one end is welded together to form with drive plate 5 and is electrically connected.Drive plate 5 is between feature board 3 and heat-conducting substrate 1.
Electric machine controller also comprises left seal cover 10, left sealing gasket 11, right sealing gasket 12, right seal cover 13; Left sealing gasket 11 fits tightly between left seal cover 10 and heat conduction shell left end side, and left seal cover 10 seals assembly connection by left sealing gasket 11 with the left end side of heat conduction shell 4; Right sealing gasket 12 fits tightly between right seal cover 13 and heat conduction shell right end side, and right seal cover 13 seals assembly connection by right sealing gasket 12 with the right end side of heat conduction shell 4; Left seal cover 10, right seal cover 13, heat conduction shell 4 coordinate formation installation cavity, and described heat-conducting substrate 1, heat conductive insulating plate 7 and described control module are all arranged in described installation cavity.Left seal cover 10 is the leading-out terminal of electric machine controller.
According to a kind of electric system provided by the invention, comprise motor, also comprise described electric machine controller, described motor connects described electric machine controller, and described electric machine controller drives and controls the operation of motor.
According to a kind of electric motor car provided by the invention, external equipment, motor, also comprise described electric machine controller, and described motor, external equipment connect described electric machine controller respectively, described electric machine controller drives and controls the operation of motor, and described electric machine controller controls external equipment.External equipment comprises illuminator.Wherein, the drive plate 5 of described electric machine controller drives and controls the operation of motor, and the feature board 3 of described electric machine controller controls external equipment.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make a variety of changes within the scope of the claims or revise, and this does not affect flesh and blood of the present invention.When not conflicting, the feature in the embodiment of the application and embodiment can combine arbitrarily mutually.
Claims (8)
1. an electric machine controller, is characterized in that, comprises control module, heat-transfer device, and the heat that control module produces is dispelled the heat by heat-transfer device;
Described control module comprises heat producing elements;
Described heat-transfer device comprises passage of heat assembly, and wherein, described passage of heat assembly comprises heat conductive insulating plate (7);
Described heat producing elements is undertaken insulating by connecting heat conductive insulating plate (7) and dispels the heat.
2. electric machine controller according to claim 1, is characterized in that, described passage of heat assembly also comprises heat-conducting substrate (1), heat conduction shell (4);
Heat producing elements, heat conductive insulating plate (7), heat-conducting substrate (1), heat conduction shell (4) connect successively, and heat producing elements and heat-conducting substrate (1), heat conduction shell (4) are all separated.
3. electric machine controller according to claim 1, it is characterized in that, described control module comprises drive plate (5), feature board (3) and MOSFET (6), drive plate (5) is electrically connected with feature board (3), and is fixedly connected with by plastic fastening (2);
Pin and the heat conductive insulating plate (7) of MOSFET (6) link together, and the pin of MOSFET (6) is welded together to form with drive plate (7) and is electrically connected.
4. electric machine controller according to claim 2, is characterized in that, also comprises left seal cover (10), left sealing gasket (11), right sealing gasket (12), right seal cover (13);
Left seal cover (10) seals assembly connection by left sealing gasket (11) and the left end side of heat conduction shell (4);
Right seal cover (13) seals assembly connection by right sealing gasket (12) and the right end side of heat conduction shell (4);
Left seal cover (10), right seal cover (13), heat conduction shell (4) coordinate formation installation cavity, and described heat-conducting substrate (1), heat conductive insulating plate (7) and described control module are all arranged in described installation cavity.
5. electric machine controller according to claim 3, is characterized in that, drive plate (5) is positioned between feature board (3) and heat-conducting substrate (1).
6. an electric system, comprises motor, it is characterized in that, also comprises the electric machine controller according to any one of claim 1 to 5, and described motor connects described electric machine controller, and described electric machine controller drives and controls the operation of motor.
7. an electric motor car, external equipment, motor, it is characterized in that, also comprise the electric machine controller according to any one of claim 1 to 5, described motor, external equipment connect described electric machine controller respectively, described electric machine controller drives and controls the operation of motor, and described electric machine controller controls external equipment.
8. electric motor car according to claim 7, is characterized in that, the drive plate (5) of described electric machine controller drives and controls the operation of motor, and the feature board (3) of described electric machine controller controls external equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891360.XA CN105472945A (en) | 2015-12-04 | 2015-12-04 | Electric motor controller, electric motor and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891360.XA CN105472945A (en) | 2015-12-04 | 2015-12-04 | Electric motor controller, electric motor and electric vehicle |
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| Publication Number | Publication Date |
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| CN105472945A true CN105472945A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510891360.XA Pending CN105472945A (en) | 2015-12-04 | 2015-12-04 | Electric motor controller, electric motor and electric vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105873421A (en) * | 2016-05-27 | 2016-08-17 | 刘高志 | Heat dissipating structure of intelligent controller |
| 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 |
| CN109475064A (en) * | 2017-09-07 | 2019-03-15 | 浙江三花制冷集团有限公司 | Motor drive controller and straightway pump |
| CN112601428A (en) * | 2020-12-24 | 2021-04-02 | 北京机电工程研究所 | Electric drive and electric control integrated device |
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| CN203734459U (en) * | 2013-12-25 | 2014-07-23 | 精进电动科技（北京）有限公司 | Motor controller |
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| JP2007266224A (en) * | 2006-03-28 | 2007-10-11 | Kyocera Corp | Power module |
| CN201393355Y (en) * | 2009-03-25 | 2010-01-27 | 扬州科光技术发展有限公司 | Controller of high power electric vehicle |
| CN101668401A (en) * | 2009-10-26 | 2010-03-10 | 深圳市高标电子科技有限公司 | Waterproof structure of electric bicycle controller and method therefor |
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| CN201797474U (en) * | 2010-09-16 | 2011-04-13 | 深圳拓邦股份有限公司 | Direct-current brushless motor controller for soybean milk machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105873421A (en) * | 2016-05-27 | 2016-08-17 | 刘高志 | Heat dissipating structure of intelligent controller |
| 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 |
| CN109475064A (en) * | 2017-09-07 | 2019-03-15 | 浙江三花制冷集团有限公司 | Motor drive controller and straightway pump |
| CN112601428A (en) * | 2020-12-24 | 2021-04-02 | 北京机电工程研究所 | Electric drive and electric control integrated device |
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| C06 | Publication | ||
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| CB02 | Change of applicant information |
Address after: 201108 Minhang District City, Shanghai Road, No. 2060, 1-3 floor, 5 Applicant after: Xin'an Naida drive technology (Shanghai) Limited by Share Ltd Address before: 201108 Minhang District City, Shanghai Road, No. 2060, 1-3 floor, 5 Applicant before: Xinan Naida Drive Technology (Shanghai) Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160406 |
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| RJ01 | Rejection of invention patent application after publication |