CN204597832U - Sinusoidal wave control DC Brushless motor controller - Google Patents
Sinusoidal wave control DC Brushless motor controller Download PDFInfo
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- CN204597832U CN204597832U CN201520208587.5U CN201520208587U CN204597832U CN 204597832 U CN204597832 U CN 204597832U CN 201520208587 U CN201520208587 U CN 201520208587U CN 204597832 U CN204597832 U CN 204597832U
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- power tube
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- pedestal
- brushless motor
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Abstract
The utility model provides a kind of sinusoidal wave control DC brushless motor controller, it comprises lid, pedestal, power amplifier board and control board, lid caves inward formation cavity, cover cap is combined in the top of pedestal, power amplifier board comprises substrate and is arranged on the power tube on substrate, the back side of substrate and pedestal adjoin, control board is arranged on power amplifier board, control board is provided with control circuit, wherein, substrate is provided with power tube installation position, power tube installation position offers multiple through hole with running through substrate, the diameter of through hole is less than the width of power tube, power tube is welded on the side of power tube installation position, the front that power tube abuts against substrate is positioned on the position of multiple through hole.By the heating face of power tube being abutted against on power tube installation position, utilize substrate heat conduction and through hole heat conduction the used heat on power tube can be delivered on pedestal rapidly, be conducive to the heat conductivility improving electric machine controller, make the work of electric machine controller more stable.
Description
Technical field
The utility model relates to vehicle accessory field, especially relates to a kind of sine wave for electric motor car and controls DC brushless motor controller.
Background technology
Battery vehicle because of its not burns gasoline produce power, there is environmental protection, pollute little feature, be widely used in the places higher to environmental requirement such as tourist attractions.Existing battery vehicle is provided with an electric machine controller, and the DC power supply for being exported by storage battery converts three-phase alternating-current supply to and drive motors rotates.
Existing alternating-current controller comprises multiple power model, alternating-current controller receives the direct current that storage battery exports, and DC inverter is converted to alternating current output, therefore each power model corresponds to a phase of three phase electric machine, for exporting the phase power supply in U, V, W three phase mains to motor.Each power model is provided with the terminal that two receive DC power supply, is respectively used to receive cathode power supply and negative power supply, and is provided with a current output terminal, to a phase output current signal of motor.Further, two need between DC power supply terminal and current output terminal to arrange gate-controlled switch device, i.e. power tube, as thyristor or IGBT etc., for controlling direct current machine.
Because power tube operationally produces a large amount of used heat, its larger operating current also can increase eddy current effect to be caused increasing used heat, affects the work of power tube, as dispelled the heat not in time, to the useful life of power tube be caused not long, thus affect the useful life of alternating-current controller.Meanwhile, because power tube needs to utilize control electric current to control it, so need to arrange control circuit being positioned on the power amplifier board above power cell, control signal is transferred to by row's pin or row's seat the power cell being positioned at below, because the transmission range of control signal is longer, make drive circuit longer, this drive circuit is easily subject to larger forceful electric power operating current interference.
Summary of the invention
The purpose of this utility model is to provide the good sine wave of a kind of heat conductivility and controls DC brushless motor controller.
In order to realize the purpose of this utility model, the utility model provides a kind of sinusoidal wave control DC brushless motor controller, comprise lid, pedestal, power amplifier board and control board, lid caves inward formation cavity, cover cap is combined in the top of pedestal, power amplifier board comprises substrate and is arranged on the power tube on substrate, the back side of substrate and pedestal adjoin, control board is arranged on power amplifier board, control board is provided with control circuit, wherein, substrate is provided with power tube installation position, power tube installation position offers multiple through hole with running through substrate, the diameter of through hole is less than the width of power tube, power tube is welded on the side of power tube installation position, the front that power tube abuts against substrate is positioned on the position of multiple through hole.
From such scheme, by power tube larger for caloric value being welded on the side of power tube installation position, and the heating face of power tube is abutted against on power tube installation position, utilize the heat conduction of substrate and utilize through hole heat conduction the used heat on power tube can be delivered on pedestal rapidly, be conducive to by the multiple through holes offered in power tube installation position the heat conductivility improving electric machine controller, make the work of electric machine controller more stable.
Further scheme is, the internal perisporium of through hole is provided with and covers copper billet.
Therefore what through hole internal perisporium was arranged covers the layout that copper billet can be same as power amplifier board circuit trace, makes to utilize through hole to can be used as the tie point of multilayer circuit, is conducive to facilitating circuit layout.
Further scheme is, multiple through hole is arranged with lining up multiple row abreast.
Therefore through hole is furnished with to be beneficial to and further promotes heat conductivility with lining up multiple row abreast, also can provide more multicircuit tie point for circuit layout.
Further scheme is, pedestal is provided with projection on the end face of substrate, and the back side that projection abuts against substrate is positioned on the position of multiple through hole.
Further scheme is, is provided with heat conductive silica gel between projection and the back side of substrate.
Therefore, used heat can be made to transmit better by projection and heat conductive silica gel, the heat conductivility of electric machine controller can be further provided, extend the useful life of electric machine controller.
Further scheme is, power amplifier board also comprises the positive DC power supply terminal be arranged on the same outside of substrate, negative DC power supply terminal and three current output terminal.
Therefore, be arranged on the wiring that the positive DC power supply terminal of substrate the same side, negative DC power supply terminal and three current output terminal are conducive to simplifying power amplifier board, be also conducive to facilitating terminal block to use.
Accompanying drawing explanation
Fig. 1 is the structure chart that the utility model sine wave controls DC brushless motor controller embodiment.
Fig. 2 is the STRUCTURE DECOMPOSITION figure that the utility model sine wave controls DC brushless motor controller embodiment.
Fig. 3 is the exploded view that the utility model sine wave controls pedestal and power amplifier board in DC brushless motor controller embodiment.
Fig. 4 is the structure chart that the utility model sine wave controls pedestal and power amplifier board in DC brushless motor controller embodiment.
Fig. 5 is the cutaway view at A-A place in Fig. 4.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
See figures.1.and.2, Fig. 1 is the sinusoidal wave structure chart controlling DC brushless motor controller 1, is the exploded view of electric machine controller 1 hereinafter referred to as electric machine controller 1, Fig. 2.Electric machine controller 1 comprises pedestal 11 and covers the lid 12 of side on the base 11, lid 12 caves inward formation cavity, power amplifier board 3 and control board 2 is provided with in this cavity, power amplifier board 3 is arranged on described pedestal 11, control board 2 is arranged on described power amplifier board 3, control board 2 is provided with control circuit, and control board 2 makes the DC conversion of input become suitable alternating current and output to motor for the controllable switch components controlled on power amplifier board 3.Electric machine controller 1 is also provided with positive source binding post 13, power cathode binding post 17, U connects terminal 14, V connects terminal 15 and W connects terminal 15.
With reference to Fig. 3, Fig. 4, Fig. 3 is the exploded view of pedestal 11 and power amplifier board 3, and Fig. 4 is the structure chart of power amplifier board, and pedestal 11 is provided with two projections 18 on the end face towards power amplifier board 3.Power amplifier board 3 comprises substrate 31, substrate 31 is provided with multiple power tube 34, multiple electric capacity, relay, positive DC power supply terminal 35, negative DC power supply terminal 39 and three current output terminal 36,37,38, three current output terminal correspond respectively to U, V, W three-phase of motor, for the three-phase output current to motor.Positive DC power supply terminal 35, negative DC power supply terminal 39 and three current output terminal 36,37,38 and be arranged on abreast on the same outside of substrate 31.Positive DC power supply terminal 35 is electrically connected with positive source binding post 13, negative DC power supply terminal 39 is electrically connected with positive source binding post 17, and three current output terminal 36,37,38 terminal 14, V terminal 15 and W terminal 15 that connects that connects that connects with U is respectively electrically connected accordingly.
With reference to the cutaway view that Fig. 5 composition graphs 3 and Fig. 4, Fig. 5 are A-A places in Fig. 4.Be provided with multiple power tube installation position 32 on the substrate 31, power tube installation position 32 is run through substrate 31 ground and is offered multiple through hole 33, and multiple through hole 33 is arranged with lining up multiple row abreast, and arranges with the diameter of through hole 33 being less than the width of power tube 34.The internal perisporium of through hole 33 is provided with and covers copper billet, cover copper billet and can be communicated with by this circuit being arranged on and substrate 31 being positioned at different layers.
Power tube 34 is welded on the side of power tube installation position 32, and power tube 34 is arranged with lying low the front making the heating face of power tube 34 abut against substrate 31 and be positioned on the position of multiple through hole 33.The back side of substrate 31 is adjoined by heat conductive silica gel 19 and projection 18, and particularly, the back side that projection 18 abuts against substrate 31 by heat conductive silica gel 19 is positioned on the position of multiple through hole 33.
When electric machine controller 1 works, power tube 34 will produce a large amount of heat, and heat, by the transmission of substrate and heat conductive silica gel, to be delivered on projection 18 and to be then delivered on pedestal 11.Meanwhile, heat is also passed to heat conductive silica gel 19 by multiple through hole 33 running through setting, then also used heat can be passed on projection, thus realizes the radiating treatment to used heat.
Therefore, by power tube larger for caloric value being welded on the side of power tube installation position, and the heating face of power tube is abutted against on power tube installation position, utilize the heat conduction of substrate and utilize through hole heat conduction the used heat on power tube can be delivered on pedestal rapidly, be conducive to by the multiple through holes offered in power tube installation position the heat conductivility improving electric machine controller, make the work of electric machine controller more stable.
Claims (6)
1. sinusoidal wave control DC brushless motor controller, comprises
Lid, described lid caves inward formation cavity;
Pedestal, described cover cap is combined in the top of described pedestal;
Power amplifier board, the power tube that described power amplifier board comprises substrate and arranges on the substrate, the back side of described substrate and described pedestal adjoin;
Control board, described control board is arranged on described power amplifier board, and described control board is provided with control circuit;
It is characterized in that:
Described substrate is provided with power tube installation position, described power tube installation position offers multiple through hole with running through described substrate, the diameter of described through hole is less than the width of described power tube, described power tube is welded on the side of described power tube installation position, and the front that described power tube abuts against described substrate is positioned on the position of multiple described through hole.
2. sine wave according to claim 1 controls DC brushless motor controller, it is characterized in that:
The internal perisporium of described through hole is provided with and covers copper billet.
3. sine wave according to claim 2 controls DC brushless motor controller, it is characterized in that:
Multiple described through hole is arranged with lining up multiple row abreast.
4. sine wave according to claim 1 controls DC brushless motor controller, it is characterized in that:
Described pedestal is provided with projection on the end face of described substrate, and the back side that described projection abuts against described substrate is positioned on the position of multiple described through hole.
5. sine wave according to claim 4 controls DC brushless motor controller, it is characterized in that:
Heat conductive silica gel is provided with between the back side of described projection and described substrate.
6. the sine wave according to any one of claim 1 to 5 controls DC brushless motor controller, it is characterized in that:
Described power amplifier board also comprises the positive DC power supply terminal be arranged on the same outside of described substrate, negative DC power supply terminal and three current output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208587.5U CN204597832U (en) | 2015-04-08 | 2015-04-08 | Sinusoidal wave control DC Brushless motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208587.5U CN204597832U (en) | 2015-04-08 | 2015-04-08 | Sinusoidal wave control DC Brushless motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204597832U true CN204597832U (en) | 2015-08-26 |
Family
ID=53933939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520208587.5U Active CN204597832U (en) | 2015-04-08 | 2015-04-08 | Sinusoidal wave control DC Brushless motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204597832U (en) |
-
2015
- 2015-04-08 CN CN201520208587.5U patent/CN204597832U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 519085, No. six, No. 7, Tang Wan Town, Xiangzhou District, Guangdong, Zhuhai Patentee after: ZHUHAI ENPOWER ELECTRICAL CO., LTD. Address before: 519085, No. six, No. 7, Tang Wan Town, Xiangzhou District, Guangdong, Zhuhai Patentee before: Zhuhai Inpowercar Electric Co., Ltd. |