CN208316585U - (PCC) power and electric machine controller - Google Patents
(PCC) power and electric machine controller Download PDFInfo
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- CN208316585U CN208316585U CN201821021916.5U CN201821021916U CN208316585U CN 208316585 U CN208316585 U CN 208316585U CN 201821021916 U CN201821021916 U CN 201821021916U CN 208316585 U CN208316585 U CN 208316585U
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Abstract
The utility model provides a kind of (PCC) power and electric machine controller, and the (PCC) power includes printed circuit board, integrated copper bar and multiple phase voltage conversion modules；Each phase voltage conversion module includes radiator, switch on the bridge and bridge switch, and the switch on the bridge and the bridge switch respectively include multiple discrete devices being connected in parallel；The integrated copper bar is tabular and parallel with the printed circuit board, and the printed circuit board is located at the first side of the integrated copper bar, the multiple phase voltage conversion module is located at second side of the integrated copper bar；Each discrete device in the multiple phase voltage conversion module is connected respectively to the integrated copper bar and printed circuit board.The utility model is integrated multiple discrete devices by integrated copper bar and radiator, substantially increases the power density of (PCC) power, while thermal diffusivity is preferable, cost is relatively low, structure is simple, volume and weight is small.
Description
Technical field
The utility model relates to Motor Control Fields, more specifically to a kind of (PCC) power and electric machine controller.
Background technique
As country is to the growing interest of environmental protection and energy problem, the development of New-energy electric vehicle is gradually accelerated.Motor
Drive system is the core of electric car, and it is necessary to have good as the critical components of motor driven systems for electric machine controller
Waterproof, heat dissipation, shockproof properties.
With reaching its maturity for electric machine controller, the size of the power density of electric machine controller is also increasingly taken seriously,
(PCC) power is the core component of electric machine controller, be influence power density size, heat dissipation performance and cost it is main because
Element.
(PCC) power in existing electric machine controller mainly uses power module, and a power module is integrated with the upper of a phase
Lower bridge.But the electric current of power module is bigger, such as can reach 500A, and price is also very high.In addition, the power of each manufacturer
The definition of each pin of module and position are different, and the structure of power module is also variant, so as to cause power module
Alternative poor, there are greater risks when use.
In addition, discrete device also can be used in (PCC) power.Discrete device has the advantages that cheap, and all producers
Discrete device all uses identical packaged type, and has international standard, but the electric current of discrete device is smaller, such as maximum can only
Accomplish 50A, so as to cause 10 even more discrete devices in parallel are needed in 500A (PCC) power.
Utility model content
The technical problem to be solved by the present invention is to, high for the above-mentioned power module price for being integrated with upper and lower bridge,
Alternative difference and the small problem of discrete device power density provide a kind of (PCC) power and electric machine controller.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of (PCC) power, including printed circuit
Plate, integrated copper bar and multiple phase voltage conversion modules；Each phase voltage conversion module include radiator, switch on the bridge with
And bridge switch, the switch on the bridge and the bridge switch respectively include multiple discrete devices being connected in parallel, and each
In phase voltage conversion module, the multiple discrete device is affixed on the surface of the radiator respectively；
The integrated copper bar is tabular and parallel with the printed circuit board, and the printed circuit board is located at the collection
Second side of the integrated copper bar is located at the first side of copper bar, the multiple phase voltage conversion module；The multiple phase
Each discrete device in voltage transformation module is connected respectively to the integrated copper bar and printed circuit board.
In (PCC) power described in the utility model, the radiator is two-sided liquid cooling heat radiator, and multiple phase voltages
The radiator of conversion module is arranged in parallel and is respectively perpendicular to the integrated copper bar；It is multiple in each phase voltage conversion module
The discrete device passes through the both side surface that insulating materials is fixed to the radiator respectively.
In (PCC) power described in the utility model, the coolant liquid of the radiator in the multiple phase voltage conversion module
Entrance and cooling liquid outlet are respectively backwards to the integrated copper bar setting.
In (PCC) power described in the utility model, the integrated copper bar includes being sequentially overlapped setting and mutually insulated
First copper bar, the second copper bar and third copper bar, and the multiple phase voltage conversion module is located at the outside of the third copper bar；
There is first through hole on first copper bar, there is on the second copper bar the second through-hole, and the first through hole and the second through-hole
Position is corresponding；Also there are multiple first connection pins on first copper bar, there are multiple second connections on second copper bar
There are on the third copper bar pin multiple thirds to connect pin, and the first connection pin extends to the integrated copper bar
The first side, the second connection pin passes through the first through hole and extends to the first side of the integrated copper bar, the third
Connection pin passes through second through-hole and first through hole extends to the first side of the integrated copper bar.
In (PCC) power described in the utility model, the first copper bar outside, first copper bar and the second copper bar
Between, insulating layer is respectively provided between second copper bar and third copper bar and on the outside of the third copper bar, and it is each described
There is third through-hole corresponding with the first through hole on insulating layer.
In (PCC) power described in the utility model, first copper bar and the second copper bar are sheet monomer；Described
Three copper bars include multiple independent, mutually insulated strip monomers, and have the connection of multiple thirds on each strip monomer
Pin；There is the first connecting terminal of the anode for connecting power supply on first copper bar, have on second copper bar
There is the second connecting terminal of the cathode for connecting the power supply, has on multiple strip monomers of the third copper bar and use
In the third connecting terminal for being separately connected each phase line of motor, and first connecting terminal, the second connecting terminal, third wiring
Terminal is arranged in a staggered manner.
In (PCC) power described in the utility model, the discrete device is N-channel metal oxide semiconductcor field effect
Ying Guan；The multiple phase voltage conversion module includes U phase voltage conversion module, V phase voltage conversion module and the conversion of W phase voltage
Module；Multiple strip monomers of the third copper bar include that U phase exports copper bar, V phase exports copper bar and W phase exports copper bar；
The grid of multiple discrete devices of the switch on the bridge of the U phase voltage conversion module is welded to the printing electricity
The first connection pin, the source electrode that road plate, drain electrode are welded to first copper bar are welded to the U phase and export copper bar
Third connects pin；The grid of multiple discrete devices of the bridge switch of the U phase voltage conversion module is welded to described
Printed circuit board, drain electrode, which are welded to the U phase and export third connection pin, the source electrode of copper bar, is welded to described second
Second connection pin of copper bar；
The grid of multiple discrete devices of the switch on the bridge of the V phase voltage conversion module is welded to the printing electricity
The first connection pin, the source electrode that road plate, drain electrode are welded to first copper bar are welded to the V phase and export copper bar
Third connects pin；The grid of multiple discrete devices of the bridge switch of the V phase voltage conversion module is welded to described
Printed circuit board, drain electrode, which are welded to the V phase and export third connection pin, the source electrode of copper bar, is welded to described second
Second connection pin of copper bar；
The grid of multiple discrete devices of the switch on the bridge of the W phase voltage conversion module is welded to the printing electricity
The first connection pin, the source electrode that road plate, drain electrode are welded to first copper bar are welded to the W phase and export copper bar
Third connects pin；The grid of multiple discrete devices of the bridge switch of the W phase voltage conversion module is welded to described
Printed circuit board, drain electrode, which are welded to the W phase and export third connection pin, the source electrode of copper bar, is welded to described second
Second connection pin of copper bar.
In (PCC) power described in the utility model, on first copper bar, multiple first through hole are arranged in
Three parallel rows, multiple first connection pin arrangements are at three parallel rows, and the first connection pin described in two rows is dashed forward respectively
It protrudes into after first through hole described in two rows and is vertically stretched out to the first pin described in the extension of the first side of the integrated copper bar, another row
Vertically extend to the first side of the integrated copper bar behind the edge of first copper bar；It is multiple described on second copper bar
Second arrays of openings connects pin arrangements into three parallel rows at three parallel rows, multiple described second, and second described in three rows
Connection pin, which is protruded into respectively after the second through-hole described in three rows, vertically to be extended to the first side of the integrated copper bar.
In (PCC) power described in the utility model, the U phase exports copper bar, V phase exports copper bar and W phase exports copper
Row is respectively provided with two row thirds connection pin；The U phase exports the connection pin of a line third on copper bar and is each passed through a line the
The first side of the integrated copper bar is extended to after two through-holes and first through hole, another row third connects pin from first copper bar
The first side of the integrated copper bar is extended to the second copper bar side；The V phase exports copper bar and W phase export on copper bar two
Row third connection pin extends to the first of the integrated copper bar after being each passed through adjacent two the second through-holes of row and first through hole
Side.
The utility model also provides a kind of electric machine controller, including (PCC) power as described above.
The (PCC) power and electric machine controller of the utility model have the advantages that through integrated copper bar and radiator
Multiple discrete devices are integrated, substantially increase the power density of (PCC) power, at the same thermal diffusivity preferably, cost compared with
It is low, structure is simple, volume and weight is small.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model (PCC) power embodiment；
Fig. 2 is the schematic diagram of phase voltage conversion module embodiment in the utility model (PCC) power；
Fig. 3 is the schematic diagram that copper bar embodiment is integrated in the utility model (PCC) power；
Fig. 4 is the decomposition diagram that copper bar embodiment is integrated in the utility model (PCC) power；
Fig. 5 is the schematic diagram that the first copper bar embodiment of copper bar is integrated in the utility model (PCC) power；
Fig. 6 is the schematic diagram that the second copper bar embodiment of copper bar is integrated in the utility model (PCC) power；
Fig. 7 is the schematic diagram that the third copper bar embodiment of copper bar is integrated in the utility model (PCC) power；
Fig. 8 is the connection schematic diagram of discrete component in the utility model (PCC) power；
Fig. 9 is the schematic diagram of the utility model electric machine controller embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, being the schematic diagram of the utility model (PCC) power embodiment, the (PCC) power is by multiple discrete devices
It is integrated, and the (PCC) power can be applied to electric machine controller and realize voltage transformation.The (PCC) power of the present embodiment includes printing
Circuit board 1, integrated copper bar 2 and three phase voltage conversion modules 3 (in practical applications, can adjust phase voltage to turn as needed
Change the mold the quantity of block 3).It can be integrated with corresponding control circuit and element on above-mentioned printed circuit board 1, integrate copper bar 2 generally
Tabular is simultaneously arranged in parallel with printed circuit board 1, and printed circuit board 1 is located at the first side of integrated copper bar 2, three phase voltages turn
Mold changing block 3 is then located at second side of integrated copper bar 2.
As shown in Fig. 2, above-mentioned each phase voltage conversion module 3 includes that a radiator 31, switch on the bridge and lower bridge are opened
It closes, and above-mentioned switch on the bridge and bridge switch respectively include multiple discrete devices 32 being connected in parallel.Above-mentioned discrete device 32 has
Body, which can be used, meets international standard and the lesser semiconductor switch of electric current.In each phase voltage conversion module 3, multiple deviding devices
Part 32 is affixed on the surface of radiator 31 respectively, to radiate by radiator 31, the temperature of discrete device 32 is made to be no more than phase
It should be worth.Each of above three phase voltage conversion module 3 discrete device 32 is separately connected (pin welding) and arrives integrated copper bar 2
With printed circuit board 1, and printed circuit board 1, integrated copper bar 2 and three phase voltage conversion modules 3 are realized through the above way
Between installation fix.When carrying out voltage conversion, above-mentioned discrete device 32 will according to the control signal from printed circuit board 1
Direct current from integrated copper bar 2 is converted to corresponding alternating current, and is exported by integrated copper bar 2.
Multiple discrete devices 32 are integrated in by above-mentioned (PCC) power by printed circuit board 1, integrated copper bar 2 and radiator 31
Together, to substantially increase the power density of (PCC) power, at the same thermal diffusivity preferably, cost is relatively low, structure is simple, volume and
Weight is small.
Two-sided liquid cooling heat radiator can be used in above-mentioned radiator 31, has between the both side surface of the two-sided liquid cooling heat radiator cold
But liquid channel, and the coolant liquid by flowing through cooling passage takes away heat.In each phase voltage conversion module 3, Duo Gefen
Vertical device 32 arrives the both side surface of radiator 31 by insulating materials (such as insulated ceramic plates) fixed (such as welding) respectively.And
And in above-mentioned power module, the radiator 31 of three phase voltage conversion modules 3 is arranged in parallel and is respectively perpendicular to integrated copper bar
2.By above structure, the power density of (PCC) power can be improved while guaranteeing the operating temperature of multiple discrete devices 32.
To be easily installed fixation, the coolant inlet 311 of the radiator 31 in above three phase voltage conversion module 3 and cold
But liquid outlet 312 is arranged backwards to integrated copper bar 2 respectively.By above structure, coolant liquid can be carried out from the same side of (PCC) power
Piping connection.
As shown in fig. 3 to 7, above-mentioned integrated copper bar 2 includes the first copper bar 22, the second copper bar 24 and third copper bar, and above-mentioned
First copper bar 22, the second copper bar 24 and third copper bar are sequentially overlapped setting and mutually insulated, and multiple phase voltage conversion modules 3
Positioned at the outside of third copper bar.Specifically, above-mentioned first copper bar 22, the second copper bar 24 and third copper bar can pass through multiple insulation
Layer 21,23,25,27 realizes insulation, i.e., in the outside of the first copper bar 22 (i.e. backwards to the side of the second copper bar 24) increase insulating layer 21,
Increase insulating layer 23 between the first copper bar 22 and the second copper bar 24, increase insulating layer between the second copper bar 24 and third copper bar
25 and increase insulating layer 27 in the outside side of the second copper bar 24 (i.e. backwards to) of third copper bar.Above-mentioned insulating layer 21,23,
25, it 27 can be process by insulating heat-conduction material, to can also be carried out thermally conductive in addition to insulation.
There is first through hole 221 on above-mentioned first copper bar 22, there is the second through-hole 241, and first is logical on the second copper bar 24
Hole 221 and the position of the second through-hole 241 are corresponding (size can be identical).Correspondingly, have respectively on each insulating layer 21,23,25,27
There is third through-hole corresponding with the position of first through hole 221 and size.
Also there are multiple first connection pins 222 on above-mentioned first copper bar 22, have multiple second to connect on the second copper bar 24
Pin 242 is connect, there are multiple thirds to connect pin 262, and the first connection pin 222 extends to and (passes through insulation on third copper bar
Third through-hole on layer 21) integrated copper bar 2 the first side, the second connection pin 242 pass through first through hole 221 (and insulating layer 21,
Third through-hole on 23) extend to the first side of integrated copper bar 2, third connects pin 262, and to pass through the second through-hole 241 and first logical
Hole 221 (and third through-hole on insulating layer 21,23,25) extends to the first side of integrated copper bar 2.The first of integrated copper bar 2
Side, the first connection pin 222, second connects pin 242, third connection pin 262 is arranged in a staggered manner, to connect discrete device 32
Different pins.
Above-mentioned integrated copper bar is passed through by the way that the superposition of the first copper bar 22, the second copper bar 24 and third copper bar to be integrated
The the first connection pin 222, second for projecting into the first side of integrated copper bar 2 connects pin 242 and third connection pin 262 connects
The different pins of discrete device 32 are connect, so that copper bar processing and assembly become simple, quick.And above-mentioned integrated structure of copper bar
It is further adapted for radiating to copper bar using radiator, so as to lower the thickness of copper bar, reduces cost.
Above-mentioned first copper bar 22 and the second copper bar 24 can be sheet monomer, and third copper bar then includes three independent, phases
The strip monomer 26 (three strip monomers 26 are located on the same floor) mutually to insulate, and there are multiple thirds on each strip monomer 26
Connect pin 262.
Can also have the first connecting terminal 223 for connecting power supply anode DC+, i.e., on above-mentioned first copper bar 22
One copper bar 22 is positive DC bus copper bar；Can then have second of the cathode DC- for connecting power supply on second copper bar 24
Connecting terminal 243, i.e. the second copper bar 24 are negative DC bus copper bar；Have on each strip monomer 26 of third copper bar for dividing
Not Lian Jie each phase line of motor third connecting terminal 263, i.e. third copper bar is that motor exports copper bar, and three strip monomers 26
It is separately connected U, V, W phase and exports (the strip that the strip monomer 26 that connection U phase exports as U phase exports copper bar, connection V phase exports
Monomer 26 is that the strip monomer 26 that V phase exports copper bar, connection W phase exports is that W phase exports copper bar).Particularly, it connects for convenience
Line operation, above-mentioned first connecting terminal 223, the second connecting terminal 243, third connecting terminal 263 are arranged in a staggered manner.
When above-mentioned integrated copper bar is applied to three-phase motor controller, on the first copper bar 22, multiple 221 rows of first through hole
Three parallel rows are arranged into, multiple first connection pins 222 are arranged in three parallel rows, and wherein two rows first connect pin 222
It is protruded into after two row first through hole 221 respectively and vertically connects pin 222 to the extension of the first side of integrated copper bar 2, another row first
Vertically extend to the first side of integrated copper bar 2 after mentioning the edge for stretching out the first copper bar 22；On the second copper bar 24, multiple second is logical
Hole 241 is arranged in three parallel rows, and multiple second connection pins 242 are arranged in three parallel rows, and three row second connection is drawn
Foot 242, which is protruded into respectively after three the second through-holes of row 241, vertically to be extended to the first side of integrated copper bar 2.
Two row thirds connection pin 262 is respectively provided on each strip monomer 26 of third copper bar.In superposition, wherein one
A line third connection pin 262 on a strip monomer 26 extends after being each passed through the second through-hole of a line 241 and first through hole 221
It connects pin 262 to the first side of integrated copper bar 2, another row third and is then extended to from the first copper bar 22 and 24 side of the second copper bar
First side of integrated copper bar 2；Two row thirds connection pin 262 on another two strip monomer 26 is each passed through two adjacent rows the
The first side of integrated copper bar 2 is extended to after two through-holes 241 and first through hole 221.
Above-mentioned integrated copper bar may be accomplished by superposition and fix: in two opposite sides of each insulating layer
The first ear 211 outstanding is respectively set, and first ear 211 is equipped with fixation hole, multiple insulating layers 21,23,25,27 are logical
Cross the screw across fixation hole be fixed together (the first copper bar 22, the second copper bar 24, third copper bar strip monomer 26 then pass through
Corresponding insulating layer grips).
Above-mentioned discrete device 32 is N-channel metal oxide semiconductor field effect tube (MOSFET), three phase voltage conversions
Module 3 is respectively U phase voltage conversion module, V phase voltage conversion module and W phase voltage conversion module；Three of third copper bar
Strip monomer is respectively that U phase exports copper bar, V phase exports copper bar and W phase exports copper bar.
As shown in figure 8, the grid of multiple discrete devices 32 of the switch on the bridge Q1 of U phase voltage conversion module is welded to
Printed circuit board 1, drain electrode are welded to the first connection pin 222, source electrode of the first copper bar (i.e. positive direct-current bus bar copper row) 22
It is welded to the third connection pin 262 that U phase exports copper bar；Multiple points of the bridge switch Q4 of the U phase voltage conversion module
The grid of vertical device 32 is welded to printed circuit board 1, drain electrode is welded to the third connection pin that U phase exports copper bar
262, source electrode is welded to the second connection pin 242 of the second copper bar (i.e. negative DC bus copper bar) 24.
Similarly, the grid of multiple discrete devices 32 of the switch on the bridge of V phase voltage conversion module is welded to printing
Circuit board 1, drain electrode are welded to the first connection pin 222 of the first copper bar (i.e. positive direct-current bus bar copper row) 22, source electrode difference
It is welded to the third connection pin 262 that V phase exports copper bar；Multiple discrete devices 32 of the bridge switch of V phase voltage conversion module
Grid be welded to printed circuit board 1, drain electrode is welded to third connection pin 262, source electrode point that V phase exports copper bar
It is not welded to the second connection pin 242 of the second copper bar (i.e. negative DC bus copper bar) 24.
The grid of multiple discrete devices 32 of the switch on the bridge of W phase voltage conversion module be welded to printed circuit board 1,
The first connection pin 222, the source electrode that drain electrode is welded to the first copper bar (i.e. positive direct-current bus bar copper row) 22 are welded to institute
State the third connection pin that W phase exports copper bar；The grid of multiple discrete devices 32 of the bridge switch of W phase voltage conversion module point
It is not welded to printed circuit board 1, drain electrode is welded to W phase and exports third connection pin 262, the source electrode of copper bar and is welded to
Second connection pin 242 of the second copper bar (i.e. negative DC bus copper bar) 24.
As shown in figure 9, the utility model also provides a kind of electric machine controller, including it is main control unit 91, driving circuit 92, anti-
Present unit 93, power supply 94, low-voltage power supply circuit 95 and (PCC) power as described above.It is supplied in above-mentioned electric machine controller mesolow
Circuit 95 takes electricity from power supply 94, and powers for main control unit 91；Driving circuit 92 is believed according to the control from main control unit 91
Number generate drive level, and respectively drive (PCC) power switch on the bridge Q1, Q2, Q3 and each point of bridge switch Q4, Q5, Q6
Vertical element conductive or disconnection, so that making (PCC) power that will be converted to alternating current from the direct current of power supply 94 is output to motor.Instead
The output electric current that unit 93 is then used for sampled power component is presented, to realize the closed-loop control of output electric current.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of (PCC) power, which is characterized in that including printed circuit board, integrated copper bar and multiple phase voltage conversion modules；
Each phase voltage conversion module includes radiator, switch on the bridge and bridge switch, the switch on the bridge and the lower bridge
Switch respectively includes multiple discrete devices being connected in parallel, and in each phase voltage conversion module, the multiple discrete device
It is affixed on the surface of the radiator respectively；
The integrated copper bar is tabular and parallel with the printed circuit board, and the printed circuit board is located at the integrated copper
The first side of row, the multiple phase voltage conversion module are located at second side of the integrated copper bar；The multiple phase voltage
Each discrete device in conversion module is connected respectively to the integrated copper bar and printed circuit board.
2. (PCC) power according to claim 1, which is characterized in that the radiator is two-sided liquid cooling heat radiator, and more
The radiator of a phase voltage conversion module is arranged in parallel and is respectively perpendicular to the integrated copper bar；In each phase voltage conversion module
In, multiple discrete devices pass through the both side surface that insulating materials is fixed to the radiator respectively.
3. (PCC) power according to claim 2, which is characterized in that the radiator in the multiple phase voltage conversion module
Coolant inlet and cooling liquid outlet respectively backwards to the integrated copper bar setting.
4. (PCC) power according to claim 1, which is characterized in that the integrated copper bar includes being sequentially overlapped setting and phase
The first copper bar, the second copper bar and the third copper bar mutually to insulate, and the multiple phase voltage conversion module is located at the third copper
The outside of row；There is first through hole on first copper bar, there is on the second copper bar the second through-hole, and the first through hole and the
The position of two through-holes is corresponding；Also there are multiple first connection pins on first copper bar, have on second copper bar multiple
There are on the third copper bar second connection pin multiple thirds to connect pin, and the first connection pin extend to it is described
First side of integrated copper bar, the second connection pin pass through the first side that the first through hole extends to the integrated copper bar,
The third connection pin passes through second through-hole and first through hole extends to the first side of the integrated copper bar.
5. (PCC) power according to claim 4, which is characterized in that on the outside of first copper bar, first copper bar and
Between second copper bar, between second copper bar and third copper bar and the third copper bar on the outside of be respectively provided with insulating layer, and
There is third through-hole corresponding with the first through hole on each insulating layer.
6. (PCC) power according to claim 4, which is characterized in that first copper bar and the second copper bar are sheet list
Body；The third copper bar includes multiple independent, mutually insulated strip monomers, and is had on each strip monomer multiple
Third connects pin；The first connecting terminal with the anode for connecting power supply on first copper bar, described second
There are the second connecting terminal for connecting the cathode of the power supply, multiple strip monomers of the third copper bar on copper bar
The upper third connecting terminal with for being separately connected each phase line of motor, and first connecting terminal, the second connecting terminal,
Third connecting terminal is arranged in a staggered manner.
7. (PCC) power according to claim 6, which is characterized in that the discrete device is N-channel metal oxide half
Conductor field-effect tube；The multiple phase voltage conversion module includes U phase voltage conversion module, V phase voltage conversion module and W phase
Voltage transformation module；Multiple strip monomers of the third copper bar include that U phase exports copper bar, V phase exports copper bar and W phase exports
Copper bar；
The grid of multiple discrete devices of the switch on the bridge of the U phase voltage conversion module is welded to the printed circuit
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the U phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the U phase voltage conversion module is welded to the print
Printed circuit board, drain electrode, which are welded to the U phase and export third connection pin, the source electrode of copper bar, is welded to second bronze medal
The second connection pin of row；
The grid of multiple discrete devices of the switch on the bridge of the V phase voltage conversion module is welded to the printed circuit
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the V phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the V phase voltage conversion module is welded to the print
Printed circuit board, drain electrode, which are welded to the V phase and export third connection pin, the source electrode of copper bar, is welded to second bronze medal
The second connection pin of row；
The grid of multiple discrete devices of the switch on the bridge of the W phase voltage conversion module is welded to the printed circuit
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the W phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the W phase voltage conversion module is welded to the print
Printed circuit board, drain electrode, which are welded to the W phase and export third connection pin, the source electrode of copper bar, is welded to second bronze medal
The second connection pin of row.
8. (PCC) power according to claim 7, which is characterized in that on first copper bar, multiple described first is logical
Hole is arranged in three parallel rows, and multiple first connection pin arrangements are at three parallel rows, and the first connection described in two rows is drawn
Foot, which is protruded into respectively after first through hole described in two rows, vertically to be drawn to described in the extension of the first side of the integrated copper bar, another row first
Foot vertically extends to the first side of the integrated copper bar after stretching out the edge of first copper bar；On second copper bar,
Multiple second arrays of openings are at three parallel rows, and multiple second connection pin arrangements are at three parallel rows, and three rows
The second connection pin, which is protruded into respectively after the second through-hole described in three rows, vertically to be extended to the first side of the integrated copper bar.
9. (PCC) power according to claim 8, which is characterized in that the U phase exports copper bar, V phase exports copper bar and W
Mutually output copper bar is respectively provided with two row thirds connection pin；The U phase exports the connection pin of a line third on copper bar and wears respectively
It crosses after the second through-hole of a line and first through hole and extends to the first side of the integrated copper bar, another row third connects pin from described
First copper bar and the second copper bar side extend to the first side of the integrated copper bar；The V phase exports copper bar and W phase exports copper
Two row thirds connection pin on row extends to the integrated copper after being each passed through adjacent two the second through-holes of row and first through hole
The first side of row.
10. a kind of electric machine controller, which is characterized in that including (PCC) power as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021916.5U CN208316585U (en) | 2018-06-29 | 2018-06-29 | (PCC) power and electric machine controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021916.5U CN208316585U (en) | 2018-06-29 | 2018-06-29 | (PCC) power and electric machine controller |
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| CN208316585U true CN208316585U (en) | 2019-01-01 |
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| CN201821021916.5U Active CN208316585U (en) | 2018-06-29 | 2018-06-29 | (PCC) power and electric machine controller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975352A (en) * | 2019-04-18 | 2019-07-05 | 重庆大学 | Defect detecting device based on thermal resistance |
| CN113141122A (en) * | 2020-01-20 | 2021-07-20 | 珠海格力电器股份有限公司 | Intelligent power module and preparation method thereof |
| CN113347852A (en) * | 2021-05-21 | 2021-09-03 | 无锡海鲸半导体科技有限公司 | Grid structure of GaN-based power device |
-
2018
- 2018-06-29 CN CN201821021916.5U patent/CN208316585U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975352A (en) * | 2019-04-18 | 2019-07-05 | 重庆大学 | Defect detecting device based on thermal resistance |
| CN113141122A (en) * | 2020-01-20 | 2021-07-20 | 珠海格力电器股份有限公司 | Intelligent power module and preparation method thereof |
| CN113347852A (en) * | 2021-05-21 | 2021-09-03 | 无锡海鲸半导体科技有限公司 | Grid structure of GaN-based power device |
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Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |
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