CN104812164A - Motor controller - Google Patents
Motor controller Download PDFInfo
- Publication number
- CN104812164A CN104812164A CN201510189711.2A CN201510189711A CN104812164A CN 104812164 A CN104812164 A CN 104812164A CN 201510189711 A CN201510189711 A CN 201510189711A CN 104812164 A CN104812164 A CN 104812164A
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- China
- Prior art keywords
- oxide
- metal
- semiconductor
- fin
- support
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- 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
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The invention relates to the technical field of controllers, and in particular relates to a motor controller. The motor controller comprises a support (1), a PCB (2) arranged on the support (1) and a cooling fin (3) arranged on the support (1), wherein a plurality of MOS tubes, which are divided into an upper bridge MOS tube set (4) and a lower bride MOS tube set (5), are arranged on the PCB (2), the upper bridge MOS tube set (4) is electrically connected with the input anode of the PCB (2) by a first copper strip (6), and the lower bride MOS tube set (5) is electrically connected with the input cathode of the PCB (2) by a second copper strip (7); the motor controller is good in electrical connection capacity, small in heating, convenient to machine and high in installing efficiency.
Description
Technical field
The present invention relates to controller technology field, particularly relate to a kind of electric machine controller.
Background technology
Electric machine controller controls the direction of motor according to setting by the active of integrated circuit, and speed, angle, the response time carries out work.Electric machine controller mainly comprises support, PCB and fin, and PCB is provided with multiple metal-oxide-semiconductor, and the electric machine controller of prior art has following shortcoming:
Both positive and negative polarity electrical network in the PCB of one, prior art is by the Copper Foil conducting in PCB, so electric current handling capacity is not enough, caloric value is comparatively large and process cumbersome;
Two, each metal-oxide-semiconductor of prior art all needs a screw and fixes, and screw is because be arranged on the conducting position of metal-oxide-semiconductor, so also need to carry out insulation processing, such technics comparing is loaded down with trivial details, and installation effectiveness is lower;
Three, prior art fin covers above metal-oxide-semiconductor pin, so electric current needs to be communicated to outside phase line by the Copper Foil of PCB after metal-oxide-semiconductor pin exports, so electric current handling capacity is not enough, generates heat comparatively large and processes cumbersome.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of current capacity better, heating is less, easy to process and the electric machine controller that installation effectiveness is higher.
The technical solution adopted in the present invention is: a kind of electric machine controller, comprise support, be arranged on the pcb board on support and be arranged on and pcb board described in the fin on support is provided with multiple metal-oxide-semiconductor, described multiple metal-oxide-semiconductor is divided into bridge metal-oxide-semiconductor group and lower bridge metal-oxide-semiconductor group, described upper bridge metal-oxide-semiconductor group inputs positive pole with pcb board and is electrically connected, described lower bridge metal-oxide-semiconductor group inputs negative electricity with pcb board and is connected, it also comprises the first copper bar and the second copper bar, described upper bridge metal-oxide-semiconductor group inputs positive pole by the first copper bar with pcb board and is electrically connected, described lower bridge metal-oxide-semiconductor group inputs negative electricity by the second copper bar with pcb board and is connected, described fin to cover above multiple metal-oxide-semiconductor and contacts with multiple metal-oxide-semiconductor, described fin and support clamping, support in described upper bridge metal-oxide-semiconductor group between every two adjacent metal-oxide-semiconductors is provided with a screw mounting hole, support between every two the adjacent metal-oxide-semiconductors of described lower bridge metal-oxide-semiconductor group is also provided with a screw mounting hole, and described fin and support are by the screw fastening through described screw mounting hole, the fin of described multiple metal-oxide-semiconductor top position is provided with and stretches into for phase line and the through hole be directly electrically connected with multiple metal-oxide-semiconductor pin.
Adopt above structure compared with prior art, the present invention has the following advantages: connected the input both positive and negative polarity on metal-oxide-semiconductor and pcb board by two copper bars, the big current of such input just can pass through from copper bar, need not pass through from PCB Copper Foil, make electric current handling capacity better, generate heat less, and process more convenient; And by fin clamping and the screw lock fin, pcb board and the support that are arranged between metal-oxide-semiconductor, fixing so relatively more firm, and process more convenient, installation effectiveness is higher; And arrange through hole on a heat sink, such metal-oxide-semiconductor pin does not just need first to receive outside by PCB Copper Foil and is connected to phase line, but can directly be connected with phase line, makes electric current handling capacity better, generates heat less and process more convenient.
As preferably, described first copper bar is identical with the height of the second copper bar and metal-oxide-semiconductor.Such setting, can prevent because copper bar height is too high and fin can not be contacted with metal-oxide-semiconductor, namely increases the radiating effect that copper bar can not affect metal-oxide-semiconductor.
As preferably, described screw installing hole is arranged between the insulation position of two adjacent metal-oxide-semiconductors.Even if screw and metal-oxide-semiconductor contact like this, be also touch insulation position, the normal work of metal-oxide-semiconductor can not be affected.
As preferably, multiple metal-oxide-semiconductor pin place is provided with phase line pad, and phase line to be welded on phase line pad and to be electrically connected with metal-oxide-semiconductor pin.Arrange phase line like this can first be welded on phase line pad, make phase line fixing more firm.
As preferably, described fin and support clamping refer to, described fin both sides are equipped with multi-disc fin, and described support is provided with buckle, and described buckle is connected between adjacent two panels fin.The fin that such setting make use of fin both sides originally just to be had comes and being clasped on support, and fastener is better and processing cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric machine controller of the present invention.
Fig. 2 is the vertical view of electric machine controller of the present invention.
Fig. 3 is the vertical view after electric machine controller of the present invention removes fin.
Fig. 4 is the vertical view of the fin of electric machine controller of the present invention.
As shown in the figure: 1, support; 2, pcb board; 3, fin; 4, upper bridge metal-oxide-semiconductor group; 5, lower bridge metal-oxide-semiconductor group; 6, the first copper bar; 7, the second copper bar; 8, screw mounting hole; 9, through hole; 10, fin; 11, buckle.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described further, but the present invention is not limited only to following embodiment.
As shown in the figure: a kind of electric machine controller, comprise support 1, be arranged on the pcb board 2 on support 1 and be arranged on the fin 3 of on support 1, described pcb board 2 is provided with multiple metal-oxide-semiconductor, described multiple metal-oxide-semiconductor is divided into bridge metal-oxide-semiconductor group 4 and lower bridge metal-oxide-semiconductor group 5, described upper bridge metal-oxide-semiconductor group 4 inputs positive pole with pcb board 2 and is electrically connected, described lower bridge metal-oxide-semiconductor group 5 inputs negative electricity with pcb board 2 and is connected, it also comprises the first copper bar 6 and the second copper bar 7, described upper bridge metal-oxide-semiconductor group 4 inputs positive pole by the first copper bar 6 with pcb board 2 and is electrically connected, described lower bridge metal-oxide-semiconductor group 5 inputs negative electricity by the second copper bar 7 with pcb board 2 and is connected, described fin 3 to cover above multiple metal-oxide-semiconductor and contacts with multiple metal-oxide-semiconductor, described fin 3 and support 1 clamping, support 1 in described upper bridge metal-oxide-semiconductor group 4 between every two adjacent metal-oxide-semiconductors is provided with a screw mounting hole 8, support 1 between every two the adjacent metal-oxide-semiconductors of described lower bridge metal-oxide-semiconductor group 5 is also provided with a screw mounting hole 8, and described fin 3 and support 1 are by the screw fastening through described screw mounting hole 8, the fin 3 of the pin top position of described multiple metal-oxide-semiconductor is provided with and stretches into for phase line and the through hole 9 be directly electrically connected with multiple metal-oxide-semiconductor pin.
Described first copper bar 6 and the second copper bar 7 all identical with the height of metal-oxide-semiconductor.
Described screw installing hole 8 is arranged between the insulation position of two adjacent metal-oxide-semiconductors.
Multiple metal-oxide-semiconductor pin place is provided with phase line pad, and phase line to be welded on phase line pad and to be electrically connected with metal-oxide-semiconductor pin.
Described fin 3 refers to support 1 clamping, and described fin 3 both sides are equipped with multi-disc fin 10, and described support 1 is provided with buckle 11, and described buckle 11 is connected between adjacent two panels fin 10.
In the application, metal-oxide-semiconductor one has six, upper bridge metal-oxide-semiconductor group 4 three respectively, lower bridge metal-oxide-semiconductor group 5 three, then one of them pin going up three metal-oxide-semiconductors of bridge metal-oxide-semiconductor group 4 is electrically connected with the input positive pole of pcb board 2 by the first copper bar, and one of them pin of three metal-oxide-semiconductors of lower bridge metal-oxide-semiconductor group 5 is connected with the input negative electricity of pcb board 2 by the second copper bar.And be provided with two screw mounting holes 8 between three metal-oxide-semiconductors of upper bridge metal-oxide-semiconductor group 4, two screw mounting holes are provided with between three metal-oxide-semiconductors of lower bridge metal-oxide-semiconductor group 5, pcb board 2 opposite position is also provided with four screw mounting holes, fin 3 is close on six metal-oxide-semiconductors, by the fin 10 of fin 3 both sides and the buckle clamping of support 1 both sides, and locked through four screw mounting holes and support by screw, like this can well by fin 3, pcb board 2 and support 1 are fixed up, and because six metal-oxide-semiconductors are fixed on pcb board 2, and because fin 3 is close on multiple metal-oxide-semiconductor, so indirectly also by fixing for six metal-oxide-semiconductors more firm.Fin 3 top is also provided with multi-disc fin, the fin on fin 3 top corresponding above multiple metal-oxide-semiconductor pin removes by the application, and then waist through hole 9 is set stretches into connection for phase line, and on the pcb board at multiple metal-oxide-semiconductor pin place, be provided with a phase line pad, then phase line stretches into be welded on phase line pad from through hole 9 and is then electrically connected with the pin of metal-oxide-semiconductor, and phase line pad does not show in the drawings.
And the application's electric machine controller is mainly used in DC brushless motor, mainly electric tool, garden instrument, scooter and household appliance technical field.
Input by copper bar bridge joint aloft between both positive and negative polarity and metal-oxide-semiconductor at pcb board 2, big current passes through from copper bar, does not pass through from PCB Copper Foil, solves traditional approach PCB electric current handling capacity not enough, and generate heat a series of process issues that are serious and that bring.
Six metal-oxide-semiconductors lie low and are arranged on pcb board 2, and fin 3 is directly pressed on metal-oxide-semiconductor, support 1, pcb board 2 and fin 3 are fixed by four screws simultaneously, simplify processing mounting process, solve traditional approach, screw is numerous, and fin 3 installs loaded down with trivial details problem.
Hole 9 is opened in the middle of fin 3, phase line exports from through hole 9, phase line pad is set directly at metal-oxide-semiconductor pin place, namely electric current passes through phase line after metal-oxide-semiconductor exports, do not need to pass through from PCB Copper Foil, solve traditional approach PCB electric current handling capacity not enough, generate heat some other row process issues that is serious and that bring.
Claims (5)
1. an electric machine controller, comprise support (1), be arranged on the pcb board (2) on support (1) and be arranged on the fin (3) of (1) on support, described pcb board (2) is provided with multiple metal-oxide-semiconductor, described multiple metal-oxide-semiconductor is divided into bridge metal-oxide-semiconductor group (4) and lower bridge metal-oxide-semiconductor group (5), described upper bridge metal-oxide-semiconductor group (4) inputs positive pole with pcb board (2) and is electrically connected, described lower bridge metal-oxide-semiconductor group (5) inputs negative electricity with pcb board (2) and is connected, it is characterized in that: it also comprises the first copper bar (6) and the second copper bar (7), described upper bridge metal-oxide-semiconductor group (4) inputs positive pole by the first copper bar (6) with pcb board (2) and is electrically connected, described lower bridge metal-oxide-semiconductor group (5) inputs negative electricity by the second copper bar (7) with pcb board (2) and is connected, described fin (3) to cover above multiple metal-oxide-semiconductor and contacts with multiple metal-oxide-semiconductor, described fin (3) and support (1) clamping, support (1) in described upper bridge metal-oxide-semiconductor group (4) between every two adjacent metal-oxide-semiconductors is provided with a screw mounting hole (8), support (1) between every two the adjacent metal-oxide-semiconductors of described lower bridge metal-oxide-semiconductor group (5) is also provided with a screw mounting hole (8), and described fin (3) and support (1) are by the screw fastening through described screw mounting hole (8), the fin (3) of the pin top position of described multiple metal-oxide-semiconductor is provided with and stretches into for phase line and the through hole (9) be directly electrically connected with multiple metal-oxide-semiconductor pin.
2. electric machine controller according to claim 1, is characterized in that: described first copper bar (6) and the second copper bar (7) all identical with the height of metal-oxide-semiconductor.
3. electric machine controller according to claim 1, is characterized in that: described screw installing hole (8) is arranged between the insulation position of two adjacent metal-oxide-semiconductors.
4. electric machine controller according to claim 1, is characterized in that: multiple metal-oxide-semiconductor pin place is provided with phase line pad, and phase line to be welded on phase line pad and to be electrically connected with metal-oxide-semiconductor pin.
5. electric machine controller according to claim 1, it is characterized in that: described fin (3) and support (1) clamping refer to, described fin (3) both sides are equipped with multi-disc fin (10), described support (1) is provided with buckle (11), and described buckle (11) is connected between adjacent two panels fin (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510189711.2A CN104812164B (en) | 2015-04-21 | 2015-04-21 | Electric machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510189711.2A CN104812164B (en) | 2015-04-21 | 2015-04-21 | Electric machine controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104812164A true CN104812164A (en) | 2015-07-29 |
| CN104812164B CN104812164B (en) | 2017-11-07 |
Family
ID=53696494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510189711.2A Active CN104812164B (en) | 2015-04-21 | 2015-04-21 | Electric machine controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104812164B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107889425A (en) * | 2017-10-30 | 2018-04-06 | 惠州市德赛西威汽车电子股份有限公司 | A kind of connector radiator structure |
| CN110337194A (en) * | 2019-07-25 | 2019-10-15 | 苏州华之杰电讯股份有限公司 | The connection method and connection structure of double metal-oxide-semiconductors and PCBA board in parallel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030200761A1 (en) * | 2002-04-26 | 2003-10-30 | Denso Corporation | Inverter-integrated motor for an automotive vehicle |
| CN201821220U (en) * | 2010-10-12 | 2011-05-04 | 彭希南 | High-power permanent magnet DC brushless motor controller |
| CN103368414A (en) * | 2013-07-29 | 2013-10-23 | 上海能能电动车辆有限公司 | Converter device used for performing driving control on electric vehicle |
| CN204518221U (en) * | 2015-04-21 | 2015-07-29 | 宁波动一电器有限公司 | Electric machine controller |
-
2015
- 2015-04-21 CN CN201510189711.2A patent/CN104812164B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030200761A1 (en) * | 2002-04-26 | 2003-10-30 | Denso Corporation | Inverter-integrated motor for an automotive vehicle |
| CN201821220U (en) * | 2010-10-12 | 2011-05-04 | 彭希南 | High-power permanent magnet DC brushless motor controller |
| CN103368414A (en) * | 2013-07-29 | 2013-10-23 | 上海能能电动车辆有限公司 | Converter device used for performing driving control on electric vehicle |
| CN204518221U (en) * | 2015-04-21 | 2015-07-29 | 宁波动一电器有限公司 | Electric machine controller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107889425A (en) * | 2017-10-30 | 2018-04-06 | 惠州市德赛西威汽车电子股份有限公司 | A kind of connector radiator structure |
| CN110337194A (en) * | 2019-07-25 | 2019-10-15 | 苏州华之杰电讯股份有限公司 | The connection method and connection structure of double metal-oxide-semiconductors and PCBA board in parallel |
| CN110337194B (en) * | 2019-07-25 | 2024-02-13 | 苏州华之杰电讯股份有限公司 | Connecting structure of parallel double MOS (Metal oxide semiconductor) tubes and PCBA (printed circuit board assembly) |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104812164B (en) | 2017-11-07 |
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Effective date of registration: 20170927 Address after: 315500, Yunfeng Road, 35 East Suburb Development Zone, Ningbo City, Zhejiang, Fenghua Applicant after: Ningbo gold potential Electromechanical Technology Co Ltd Address before: Longtan Road, Fenghua Yue Lin Street Longtan Village 315511 Zhejiang city of Ningbo province No. 398 Applicant before: An Electrical Appliances Co., Ltd is moved in Ningbo |
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