CN106452112A - Power amplifier board for motor controller - Google Patents
Power amplifier board for motor controller Download PDFInfo
- Publication number
- CN106452112A CN106452112A CN201611109674.0A CN201611109674A CN106452112A CN 106452112 A CN106452112 A CN 106452112A CN 201611109674 A CN201611109674 A CN 201611109674A CN 106452112 A CN106452112 A CN 106452112A
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- CN
- China
- Prior art keywords
- amplifier board
- power amplifier
- top surface
- substrate
- busbar
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a power amplifier board for a motor controller and belongs to an accessory of the motor controller. The power amplifier board comprises a base plate and a capacitor, a bus, a power tube and a busbar which are fixed on a top surface of the base plate, wherein the bus and the power tube are located on the middle part of the top surface of the base plate; the capacitor is located at one end of the top surface of the base plate; and the busbar is distributed on the top surface of the base plate in a scattering form. In the power amplifier board for the motor controller, provided by the invention, the power tube is arranged on the top surface of the base plate and is not fixed on a radiating fin through bolts, so that the radiating efficiency is obviously increased; and as the capacitor, the bus and the busbar are all arranged on the base plate, the manufacturing and mounting processes are simple, and the power amplifier board can be conveniently produced in a large scale, so that the production efficiency can be increased.
Description
Technical field
The present invention relates to the accessory of electric machine controller, more particularly, to a kind of power amplifier board for electric machine controller.
Background technology
According to GB/T 18488.1-2001《Motor for Electric Automobile and its controller technology condition》To electric machine controller
Definition, electric machine controller be exactly control the device of the transmission of energy between main traction power source and motor, be to be connect by extraneous control signal
Mouth circuit, circuit for controlling motor and drive circuit composition.
Motor, driver and electric machine controller, as the critical piece of electric automobile, rise in electric automobile whole system
Very important effect.Main components power tube (MOSFET) in electric machine controller, caloric value is very in the course of the work
Greatly, if heat cannot quickly conduct, it will lead to the temperature of components and parts to raise, the use environment along with electric automobile (is climbed
Slope, heavy duty) impact in fact it could happen that the Rapid Damage of components and parts.
At present, the electric automobile on market, the mounting means of its power tube is, with screw, power tube is fixed on fin
On, fin is connected on shell and carries out radiating treatment.Install manufacturing process loaded down with trivial details, affect production efficiency, be unfavorable for scale
Metaplasia is produced；Add mica sheet between fin and power tube and carry out electrical isolation so that heat conductivility declines；Fin is connect with shell
Contacting surface is amassed little, and radiating efficiency is low；Insulation mode is unreasonable, and circuit board easily causes short circuit.
Content of the invention
It is an object of the invention to provide a kind of thermal diffusivity is good, output current big, be suitable to installation power pipe for motor
The power amplifier board of controller.
For reaching this purpose, the present invention employs the following technical solutions：
A kind of power amplifier board for electric machine controller includes：
Substrate, preferably aluminium base.
It is fixed on electric capacity on described substrate top surface, row mother, power tube, busbar, wherein, described row is female to be located at power tube
In the middle part of the top surface of described substrate；Described electric capacity is located at top surface one end of described substrate；Described busbar is scattered and is distributed in described substrate
Top surface.
Preferably, described electric capacity, row mother, power tube, busbar be multiple, and all in square on the top surface of described substrate
Shape array arrangement.
Preferably, described power amplifier board also includes installing plate, described substrate is fixed on described installing plate, and described substrate
Bottom surface fit with the top surface of this installing plate.Power amplifier board can be fixed on the shell of electric machine controller by installing plate, contact surface
Long-pending big, integral heat sink rate is high.
Preferably, described power amplifier board also includes：
Copper post, it is fixed at the top edge of described substrate.
Power amplifier board can be fixedly connected with panel using copper post, so, just can achieve mould between power amplifier board and panel
Massing connects, and is easy to the debugging in production process and after-sales service；Isolate between panel and power amplifier board, panel does not have work(
Rate pipe (high current high-frequency signal), processor operation stability is high.
Preferably, described copper post is multiple, it is uniformly distributed at the top edge of described substrate.
Preferably, described electric capacity, row mother, power tube, copper post are all welded on the top of described substrate using paster type encapsulation
On face.
Preferably, described busbar is copper bus-bar or aluminium bus array, can be used in exporting the electric current of more than 100A.
Preferably, described busbar is fixedly connected with described substrate by screw, it is easy to the installation of busbar outlet so that pacifying
The electric machine controller overall structure filling this power amplifier board is more stable.
Beneficial effects of the present invention：
Power amplifier board for electric machine controller provided by the present invention, power tube is arranged on the top surface of substrate, no longer will
Power tube is fixed by screws on fin, and radiating efficiency significantly improves；Electric capacity, mother row and busbar are also all disposed within substrate
On, manufacture and mounting process is simple, be easy to large-scale production, thus can improve production efficiency.
Brief description
Fig. 1 is the axonometric drawing of the power amplifier board for electric machine controller provided in an embodiment of the present invention；
Fig. 2 is the top view of the power amplifier board for electric machine controller provided in an embodiment of the present invention；
Fig. 3 is the front view of the power amplifier board for electric machine controller provided in an embodiment of the present invention.
In figure：1- substrate, 2- electric capacity, 3- row mother, 4- power tube, 5- busbar, 6- installing plate, 7- copper post.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment one
As shown in Figure 1 to Figure 3, a kind of power amplifier board for electric machine controller, including：Substrate 1, electric capacity 2, mother row 3, power
Pipe 4, busbar 5.Wherein, substrate 1 is a rectangle aluminium base, and it has good heat conductivility, electrical insulation properties and machinery and adds
Work performance.Electric capacity 2, mother row 3, power tube 4, busbar 5 are fixed on the top surface of substrate 1.Row female 3 and power tube 4 are located at substrate 1
In the middle part of top surface, row female 3 is used for the connection of power amplifier board and panel.Electric capacity 2 is located at the top surface left end of substrate 1；Busbar 5 is scattered distribution
Top surface in substrate 1.As depicted in figs. 1 and 2, electric capacity 2, row be female 3, power tube 4, busbar 5 are multiple, and the top in substrate 1
Equal rectangular array arrangement on face.Wherein, electric capacity 2 is eight, and four row that are divided into two lines are arranged on the top surface left end of substrate 1.Busbar 5
For five, it is S-shaped, is divided into five elements' string, be fixedly connected with substrate 1 by screw, bearing of trend is extended with the length of substrate 1
Direction is identical, consequently facilitating the installation of busbar 5 outlet is so that the electric machine controller overall structure installing this power amplifier board is more steady
Fixed.Busbar 5 is copper bus-bar or aluminium bus array, can be used in exporting the electric current of more than 100A, it is achieved thereby that busbar 5 is to high current
Output.Row female 3 is three, is divided into a line three row；Multiple power tubes 4 are arranged in array in the middle part of the top surface of substrate 1.Electric capacity 2, row
Female 3, power tube 4 is all welded on using paster type encapsulation on the top surface of substrate 1, is easy to large-scale production, improves production efficiency.
Above-mentioned power amplifier board, power tube 4 is arranged on the top surface of substrate 1, no longer power tube is fixed by screws in radiating
On piece, radiating efficiency significantly improves；Electric capacity 2, row female 3 and busbar 5 are also all disposed within substrate 1, manufacture and mounting process is simple,
It is easy to large-scale production, thus can improve production efficiency.
Embodiment two
Its identical with embodiment one or corresponding parts is using reference corresponding with applying example one.For simplicity,
The distinctive points of embodiment two and embodiment one are only described.It is in place of difference, power amplifier board also includes installing plate 6, substrate 1 is fixed on
On installing plate 6, and fitted with the top surface of this installing plate 6 in the bottom surface of substrate 1.Power amplifier board can be fixed on motor control by installing plate 6
On the shell of device processed, contact area is big, and integral heat sink rate is high.
Embodiment three
Its identical with embodiment two or corresponding parts adopts reference corresponding with embodiment two.Rise for easy
See, only describe the distinctive points of embodiment three and embodiment two.It is in place of difference, power amplifier board also includes copper post 7, and it is fixed on base
At the top edge of plate 1.In the present embodiment, copper post 7 is four, is uniformly distributed, and equally adopts at the top edge of substrate 1
It is welded on the top surface of substrate 1 with paster type encapsulation.Power amplifier board can be fixedly connected with panel using copper post 7, so, just may be used
Realize modularity between power amplifier board and panel to be connected, be easy to the debugging in production process and after-sales service；Panel and power
Isolate between plate, panel does not have power tube (high current high-frequency signal), processor operation stability is high.
In sum, all using aluminium base, power tube 4 is arranged on the top surface of substrate 1 power amplifier board in three embodiments,
No longer power tube is fixed by screws on fin, radiating efficiency significantly improves；Electric capacity 2, mother row 3, busbar 5, copper post 7 are adopted
It is welded on the top surface of substrate 1 with paster type encapsulation, manufacture and mounting process is simple, be easy to large-scale production, thus can improve
Production efficiency.Busbar 5 is copper bus-bar or aluminium bus array, can be used in exporting the electric current of more than 100A, it is achieved thereby that busbar 5 is to big
The output of electric current.Power amplifier board can be fixedly connected with panel using copper post 7, so, just can achieve power amplifier board and panel it
Between modularity connect, be easy to the debugging in production process and after-sales service；Isolate between panel and power amplifier board, panel does not have
There is power tube (high current high-frequency signal), processor operation stability is high.Power amplifier board can be fixed on motor control by installing plate 6
On the shell of device, contact area is big, and integral heat sink rate is high.
Obviously, the above embodiment of the present invention is used for the purpose of clearly example of the present invention being described, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, also may be used on the basis of the above description
To make other changes in different forms.There is no need to be exhaustive to all of embodiment.All this
Any modification, equivalent and improvement made within the spirit of invention and principle etc., should be included in the claims in the present invention
Protection domain within.
Claims (9)
1. a kind of power amplifier board for electric machine controller is it is characterised in that include：
Substrate；
It is fixed on electric capacity on described substrate top surface, row mother, power tube, busbar, wherein, described row is female and power tube is positioned at described
In the middle part of the top surface of substrate；Described electric capacity is located at top surface one end of described substrate；Described busbar is scattered and is distributed in the top of described substrate
Face.
2. power amplifier board according to claim 1 it is characterised in that：Described electric capacity, row mother, power tube, busbar be multiple,
And equal rectangular array arrangement on the top surface of described substrate.
3. it is characterised in that also including installing plate, described substrate is fixed on described peace to power amplifier board according to claim 2
On dress plate, and fitted with the top surface of this installing plate in the bottom surface of described substrate.
4. power amplifier board according to claim 3 is it is characterised in that also include：
Copper post, it is fixed at the top edge of described substrate.
5. power amplifier board according to claim 4 it is characterised in that：Described copper post is multiple, the top surface side with described substrate
It is uniformly distributed at edge.
6. power amplifier board according to claim 5 it is characterised in that：Described electric capacity, row mother, power tube, copper post are all using patch
Chip package is welded on the top surface of described substrate.
7. power amplifier board according to claim 1 it is characterised in that：It is fixing with described substrate even that described busbar passes through screw
Connect.
8. power amplifier board according to claim 1 it is characterised in that：Described busbar is copper bus-bar or aluminium bus array, can be used in
The electric current of output more than 100A.
9. power amplifier board according to claim 1 it is characterised in that：Described substrate is aluminium base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611109674.0A CN106452112A (en) | 2016-12-06 | 2016-12-06 | Power amplifier board for motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611109674.0A CN106452112A (en) | 2016-12-06 | 2016-12-06 | Power amplifier board for motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106452112A true CN106452112A (en) | 2017-02-22 |
Family
ID=58222908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611109674.0A Pending CN106452112A (en) | 2016-12-06 | 2016-12-06 | Power amplifier board for motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106452112A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446392A (en) * | 2019-09-10 | 2019-11-12 | 无锡美驱科技有限公司 | A kind of electric machine controller |
| CN110446391A (en) * | 2019-09-10 | 2019-11-12 | 无锡美驱科技有限公司 | Electric machine controller |
| DE102022119251A1 (en) | 2022-08-01 | 2024-02-01 | Infineon Technologies Ag | Semiconductor module and method for producing a semiconductor module |
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|---|---|---|---|---|
| JPH098224A (en) * | 1995-06-23 | 1997-01-10 | Hitachi Ltd | Semiconductor module and power converter |
| CN103219870A (en) * | 2013-02-25 | 2013-07-24 | 周旺龙 | Radiating method of aluminum electrolytic capacitor bunch of power unit of controller for electric vehicle |
| CN203193518U (en) * | 2013-04-03 | 2013-09-11 | 大洋电机新动力科技有限公司 | Copper bar installation structure connected with MOSFET inversion power amplifier board |
| CN203261289U (en) * | 2013-05-28 | 2013-10-30 | 珠海英搏尔电气有限公司 | Controller of alternating-current motor |
| CN203675023U (en) * | 2013-12-24 | 2014-06-25 | 天津清源电动车辆有限责任公司 | Separately excited direct current motor controller for electric vehicle |
| CN204216807U (en) * | 2014-10-16 | 2015-03-18 | 东风电动车辆股份有限公司 | There is the series machine controller power module group structure of H bridge commutation function |
| CN204442219U (en) * | 2015-03-27 | 2015-07-01 | 临沂大学 | A kind of DC brushless motor controller used for electric vehicle |
| CN105811854A (en) * | 2016-05-03 | 2016-07-27 | 苏州力耀新能源科技有限公司 | Motor controller |
| CN205454238U (en) * | 2015-12-28 | 2016-08-10 | 广东高标电子科技有限公司 | Capacitance connection structure and electric vehicle controller |
-
2016
- 2016-12-06 CN CN201611109674.0A patent/CN106452112A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH098224A (en) * | 1995-06-23 | 1997-01-10 | Hitachi Ltd | Semiconductor module and power converter |
| CN103219870A (en) * | 2013-02-25 | 2013-07-24 | 周旺龙 | Radiating method of aluminum electrolytic capacitor bunch of power unit of controller for electric vehicle |
| CN203193518U (en) * | 2013-04-03 | 2013-09-11 | 大洋电机新动力科技有限公司 | Copper bar installation structure connected with MOSFET inversion power amplifier board |
| CN203261289U (en) * | 2013-05-28 | 2013-10-30 | 珠海英搏尔电气有限公司 | Controller of alternating-current motor |
| CN203675023U (en) * | 2013-12-24 | 2014-06-25 | 天津清源电动车辆有限责任公司 | Separately excited direct current motor controller for electric vehicle |
| CN204216807U (en) * | 2014-10-16 | 2015-03-18 | 东风电动车辆股份有限公司 | There is the series machine controller power module group structure of H bridge commutation function |
| CN204442219U (en) * | 2015-03-27 | 2015-07-01 | 临沂大学 | A kind of DC brushless motor controller used for electric vehicle |
| CN205454238U (en) * | 2015-12-28 | 2016-08-10 | 广东高标电子科技有限公司 | Capacitance connection structure and electric vehicle controller |
| CN105811854A (en) * | 2016-05-03 | 2016-07-27 | 苏州力耀新能源科技有限公司 | Motor controller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446392A (en) * | 2019-09-10 | 2019-11-12 | 无锡美驱科技有限公司 | A kind of electric machine controller |
| CN110446391A (en) * | 2019-09-10 | 2019-11-12 | 无锡美驱科技有限公司 | Electric machine controller |
| DE102022119251A1 (en) | 2022-08-01 | 2024-02-01 | Infineon Technologies Ag | Semiconductor module and method for producing a semiconductor module |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |