CN102412704A - Low-voltage high-current three-phase driving power module group structure - Google Patents
Low-voltage high-current three-phase driving power module group structure Download PDFInfo
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- CN102412704A CN102412704A CN2011103744452A CN201110374445A CN102412704A CN 102412704 A CN102412704 A CN 102412704A CN 2011103744452 A CN2011103744452 A CN 2011103744452A CN 201110374445 A CN201110374445 A CN 201110374445A CN 102412704 A CN102412704 A CN 102412704A
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Abstract
The invention discloses a low-voltage high-current three-phase driving power module group structure. In the structure, a plurality of single-tube power devices which are arranged in a staggered way, a connecting copper bar which is used for connecting each single tube in series and is arranged on the output alternating-current side of a power module group, a bar-shaped convergence bridge of a connecting copper bar which is connected in parallel with the cathode of a battery, a bar-shaped convergence bridge of a connecting copper bar which is connected in parallel the anode of the battery, a connecting copper bar on a power output lead-out and adoption alternating-current side, and mechanical design between various connecting copper bars and a shell wiring post are meshed (clamped); and the power module group is supported by a connecting copper bar. According to the structure, the shock resistance and stability of the power module group are improved; and the structure is compact and has high radiating performance.
Description
Technical field
The invention belongs to hybrid vehicle driving power module syndeton, be specifically related to a kind of low-voltage, high-current three-phase drive power model group and connect supporting construction.
Background technology
The driver element of electric machine controller is as the critical component in the PHEV; Realize the middle low power electric machine controller of the power drive unit of low pressure, big electric current for utilizing the MOSFET parallel technology; In the time of on being fixed on vehicle; The structural design that power device is fixedly connected need be considered several factors, will guarantee that promptly the electric machine controller performance satisfies the requirement of car load, will guarantee that also electric machine controller has enough fail safes and reliability simultaneously.The driver element or the module of the controller of the motor low-voltage, high-current that prior art provides; In order to reach higher energy density and power density; Mostly through being in series or in parallel to form the power drive unit module between a plurality of power single tubes; The output voltage of power model or output current improve greatly like this, to satisfy the driving requirement of hybrid vehicle.Simultaneously, move under the situation of going at automobile, each device, the link of driver module should have good anti-vibration resistance and stability, guarantee in running environment, to keep the stable performance of driver module.And great changes have taken place for environment such as the region of automobilism, season, and to the insulated enclosure property of power model, the stability of interior part connecting part all has very high requirement.Special link or the insulation system destruction that causes owing to the vibrations friction between parts can cause that the driver module driving force weakens even short circuit causes permanent damage, and these safety problems are the power model The key problem of structural design especially.How to address the above problem does not also have technical measures well at present.
Summary of the invention
The object of the present invention is to provide a kind of low-voltage, high-current three-phase drive power model group structure, satisfy the use of automobilism environment.
Technical scheme of the present invention is: low-voltage, high-current three-phase drive power model group structure; It comprises power model group power drive pcb board; Power model group power drive pcb board is simultaneously laid the connection copper bar that is connected with power model group parallel connection negative pole; The another side of power model group power drive pcb board power model group power drive pcb board is connected with the anodal connection support copper bar of power model group parallel connection and is connected the support copper bar with power model group three-phase output AC side; Power device is located at the anodal connection of power model group parallel connection and is supported between copper bar and power model group power drive pcb board, power model group three-phase output AC side connection support copper bar and the power model group power drive pcb board; Support copper bar by the anodal connection of power model group parallel connection and be connected the support of support copper bar with power model group three-phase output AC side; The positive pole that copper bar connects power device is supported in the anodal connection of power model group parallel connection, and the connection copper bar of power model group parallel connection negative pole connects the negative pole of power device; The anodal connection of said power model group parallel connection is supported copper bar and is comprised the anodal supporting bracket that connects; The anodal positive terminal connecting plate that connects the setting of supporting bracket one side; The anodal connection between supporting bracket and the positive terminal connecting plate has angle, and the positive terminal connecting plate is provided with positive terminal and connects holddown groove; Power model group three-phase output AC side connects the support copper bar and comprises supporting bracket, and the output AC end connecting plate that supporting bracket one side is provided with has angle between supporting bracket and the output AC end connecting plate, and output AC end connecting plate is provided with the connection holddown groove.
To support copper bar be the parallel connection of a plurality of power model devices connection conducting structure that confluxes to the anodal connection of power model group parallel connection in the said structure; Be again the supporting bracket of a plurality of power model devices simultaneously; Power model group three-phase output AC side connects the support copper bar and is not only the output AC end; Still be the supporting bracket of power model device simultaneously, they are the compact syndeton of guaranteed output module groups both, is linked to be integrated support power model device with power model group power drive pcb board simultaneously; Improve the shock resistance of power model device greatly, stability.
The connection copper bar of said power model group parallel connection negative pole comprises bus-bar, is interval with the negative pole row that is connected in parallel on the bus-bar, and bus-bar one end passes power model group power drive pcb board and is fixed on power model group power drive pcb board another side.It is regular that this structure makes that power model group parallel connection negative pole connects layout, compactness; The layout that helps the link of power model group parallel connection negative pole.
Power model group power drive pcb board top is provided with power model group control pcb board, and power model group power drive pcb board is controlled to be connected between the pcb board with the power model group and transmitted signal pin.It is integrated that said structure makes power model group power drive unit and power model group control unit realize, reduces the arrangement space in car.
Offer the electrochemical capacitor stable hole on the power model group control pcb board.Electric capacity is fixed through the hole of power model group control pcb board, and the space has not only been practiced thrift in such design, has also improved the anti-seismic performance of power model group greatly.
It also comprises power model group radiator, and power model group radiator supports between copper bar and the power model group three-phase output AC side connection support copper bar with anodal being connected of power model group parallel connection and is provided with insulating barrier.It has solved heat dissipation problem.Power model group radiator can be structures such as radiating electric fan, heating panel, heat-dissipating casing.
It also comprises housing; Housing is connected with base; Be fixedly connected with power model group output AC side three-phase binding post on the housing wall, said power model group output AC side three-phase binding post is respectively at being connected and fixed the groove clamping on the output AC end connecting plate in the housing; Be fixedly connected with power model group positive terminal on the housing wall, the positive terminal on power model group positive terminal and the positive terminal connecting plate is connected and fixed the groove clamping.Above-mentioned syndeton guarantees connection stability, increases substantially the anti-seismic performance of controller.
Base is provided with the power model group and connects the negative pole screw, and the negative pole screw is electrically connected with the copper bar that is connected of power model group parallel connection negative pole.Bus-bar in conjunction with the connection copper bar of power model group parallel connection negative pole passes power model group power drive pcb board, and it is more compact to make that the power model group connects the syndeton of negative pole.
Be fixedly connected with the outside connector of power model group on the housing wall, the outside connector of power model group is electrically connected with power model group device.
It is three parallel interval settings that copper bar is supported in the connection of power model group three-phase output AC side, and the anodal connection support copper bar of power model group parallel connection is connected support copper bar perpendicular separation and is provided with three power model group three-phase output AC sides.The staggered structure that is provided with helps distributing of heat.Power model group three-phase output AC side connect to support copper bar each power model group three-phase output AC that is used to connect.
Between power model group power drive pcb board and the power model group control pcb board sealing is arranged.This structure can increase substantially the anti-seismic performance and the insulation property of controller, prolongs the useful life of power model group.
The connection copper bar of the single tube power device that the present invention places a plurality of interlace modes, the power model group output AC side of each single tube of connecting; The strip of the connection copper bar of the batteries in parallel connection negative pole bridge that confluxes; The strip of the connection copper bar that parallel connection the is anodal bridge that confluxes, the connection copper bar that adopts AC side, the mutual interlock of Machine Design (clamping) between various connection copper bars and the shell binding post are drawn in power output; The power model group supports by connecting copper bar; The shock resistance and the stability of power model group have been improved, compact conformation, perfect heat-dissipating.
Description of drawings
Fig. 1 structural entity profile of the present invention sketch map I.
Fig. 2 structural entity profile of the present invention sketch map II.
The three-dimensional exploded view of Fig. 3 internal structure of the present invention.
Sketch map of Fig. 4 power model group cap assembly.
Fig. 5 power model group cap assembly another side sketch map.
Fig. 6 power model group power drive pcb board sketch map.
The connection copper bar sketch map of Fig. 7 power model group parallel connection negative pole.
Fig. 8 power model group three-phase output AC side connects support copper bar structural representation.
Embodiment
As shown in Figure 1; Based on the be connected in parallel monnolithic case of structure of a plurality of MOSFET power devices; Housing connects base 10 5 times, and base 10 comprises heat radiation supporting bracket 101, and heat radiation supporting bracket 101 is divided into fin shell 102; Heat radiation supporting bracket 101 can be an overall structure with fin shell 102, also can be the parts of two connections.Establish power model group housing fixed connecting plate 11 on the fin shell 102, establish screw 111 on the power model group housing fixed connecting plate 11; Also be provided with the power model group on the fin shell 102 and connect negative pole screw 12 (shown in Figure 2).Be fixedly connected with power model group output AC side three-phase binding post 7 and power model group positive terminal 1 (Fig. 2) on the wall of housing 5, power model group output AC side three-phase binding post 7 is located on two relative housing 5 walls with power model group positive terminal 1; Housing 5 other walls are provided with the outside connector 13 of power model group, and the power model group connects other vehicle body transducers through this structural member, and controller is realized the transmission of signal.
Parts such as power model group power drive pcb board are located in housing 5 and the base 10; As shown in Figure 3; The top of power model group power drive pcb board 6 is provided with power model group control pcb board 14, all control signal and the power supply signals of power model group control pcb board 14 processing power module groups;
Power model group power drive pcb board 6 is controlled to be connected between the pcb board 14 with the power model group and is transmitted the signal pin (not shown), and contact pin is according to concrete circuit setting; Offer electrochemical capacitor stable hole 141 on the power model group control pcb board 14; Be connected with the electrochemical capacitor (not shown) on the power model group power drive pcb board 6; Electrochemical capacitor passes electrochemical capacitor stable hole 141, has not only practiced thrift the space, has also improved the anti-seismic performance of power model group greatly.Between power model group power drive pcb board 6 and the power model group control pcb board 14 the sealing (not shown) is arranged.
The one side of power model group power drive pcb board 6 is connected with the connection copper bar 9 of power model group parallel connection negative pole.
Like Fig. 3, shown in 7; The connection copper bar 9 of power model group parallel connection negative pole comprises bus-bar 91, is interval with the negative pole row 92 that is connected in parallel on the bus-bar 91, and each negative pole row 92 that is connected in parallel laterally arranges; The end of bus-bar 91 has bending segment 93; Bending segment 93 passes power model group power drive pcb board and is fixed on power model group power drive pcb board another side, and it can be connected negative pole screw 12 with the power model group on the fin shell 102 and be electrically connected conducting, and syndeton is more compact like this.
A plurality of power model group power devices 16 are located at the another side of power model group power drive pcb board 6, and are as shown in Figure 6; Be connected with the anodal connection of power model group parallel connection at the another side of power model group power drive pcb board 6 and support copper bar 8 and be connected support copper bar 4 with power model group three-phase output AC side, as shown in Figure 4.It is the setting of three (three-phase) parallel interval that copper bar 4 is supported in the connection of power model group three-phase output AC side, and the anodal connection of power model group parallel connection is supported copper bar 8 and is connected the 4 perpendicular separation settings of support copper bar with three power model group three-phase output AC sides.
As shown in Figure 4; The anodal connection of said power model group parallel connection is supported copper bar 8 and is comprised the anodal supporting bracket 81 that connects; The anodal positive terminal connecting plate 82 that connects the setting of supporting bracket one side; The anodal connection between supporting bracket 81 and the positive terminal connecting plate 82 has angle, and angle is 90 ° in the present embodiment, and positive terminal connecting plate 82 is provided with positive terminal and connects holddown groove 83; Power model group positive terminal 1 is connected holddown groove 83 clampings with positive terminal.
Like Fig. 3, shown in 8; Power model group three-phase output AC side connects support copper bar 4 and comprises supporting bracket 41; The output AC end connecting plate 42 that supporting bracket 41 1 sides are provided with has angle between supporting bracket 41 and the output AC end connecting plate 42, and angle is 90 ° in the present embodiment; Output AC end connecting plate is provided with and connects holddown groove 43, and power model group output AC side three-phase binding post 7 connects holddown groove 43 clampings respectively.
Be provided with the anodal connection of power model group parallel connection and support between copper bar 8 and power model group power drive pcb board 6, power model group three-phase output AC side connection support copper bar 4 and the power model group power drive pcb board 6 like Fig. 3, more than 5 power model group power device 16; Support copper bar by the anodal connection of power model group parallel connection and be connected the support of support copper bar with power model group three-phase output AC side; The positive pole that copper bar connects power device is supported in the anodal connection of power model group parallel connection, and the connection copper bar of power model group parallel connection negative pole connects the negative pole of power device;
In the present embodiment, the anodal connection copper bar 8 of power model group parallel connection connects the positive pole and the positive terminal 1 of 12 power tubes of brachium pontis on the rectifier bridge; The connection copper bar 9 of power model group parallel connection negative pole connects the negative pole and the negative pole screw 12 of 12 power tubes of brachium pontis down; The connection copper bar 4 of three output AC sides of power model group connects each phase and power model group output AC side three-phase binding post 7 of 24 power tubes of three phase rectifier brachium pontis.
As shown in Figure 3; At heat radiation supporting bracket 101 upper berth insulating barriers 15; Insulating barrier 15 is that one deck insulate and the good heat conductive insulating pad of heat conductivility, and the anodal connection of power model group parallel connection is supported copper bar 8 and is connected support copper bar 4 with three power model group three-phase output AC sides on following heat conductive insulating pad.
Be fixed between housing 5 and the base 10 and do sealing after bolt is tightened and handle and just to have guaranteed power model group water proof and dust proof.
Claims (10)
1. low-voltage, high-current three-phase drive power model group structure; It comprises power model group power drive pcb board; It is characterized in that power model group power drive pcb board simultaneously lays the connection copper bar that is connected with power model group parallel connection negative pole; The another side of power model group power drive pcb board power model group power drive pcb board is connected with the anodal connection support copper bar of power model group parallel connection and is connected the support copper bar with power model group three-phase output AC side; Power device is located at the anodal connection of power model group parallel connection and is supported between copper bar and power model group power drive pcb board, power model group three-phase output AC side connection support copper bar and the power model group power drive pcb board; Support copper bar by the anodal connection of power model group parallel connection and be connected the support of support copper bar with power model group three-phase output AC side; The positive pole that copper bar connects power device is supported in the anodal connection of power model group parallel connection, and the connection copper bar of power model group parallel connection negative pole connects the negative pole of power device; The anodal connection of said power model group parallel connection is supported copper bar and is comprised the anodal supporting bracket that connects; The anodal positive terminal connecting plate that connects the setting of supporting bracket one side; The anodal connection between supporting bracket and the positive terminal connecting plate has angle, and the positive terminal connecting plate is provided with positive terminal and connects holddown groove; Power model group three-phase output AC side connects the support copper bar and comprises supporting bracket, and the output AC end connecting plate that supporting bracket one side is provided with has angle between supporting bracket and the output AC end connecting plate, and output AC end connecting plate is provided with the connection holddown groove.
2. low-voltage, high-current three-phase drive power model group structure according to claim 1; The connection copper bar that it is characterized in that said power model group parallel connection negative pole comprises bus-bar; Be interval with the negative pole row that is connected in parallel on the bus-bar, bus-bar one end passes power model group power drive pcb board and is fixed on power model group power drive pcb board another side.
3. low-voltage, high-current three-phase drive power model group structure according to claim 1; It is characterized in that power model group power drive pcb board top is provided with power model group control pcb board, power model group power drive pcb board is controlled to be connected between the pcb board with the power model group and is transmitted signal pin.
4. like the said low-voltage, high-current three-phase drive of claim 3 power model group structure, it is characterized in that offering the electrochemical capacitor stable hole on the power model group control pcb board.
5. low-voltage, high-current three-phase drive power model group structure according to claim 1; It is characterized in that it also comprises power model group radiator, power model group radiator supports between copper bar and the power model group three-phase output AC side connection support copper bar with anodal being connected of power model group parallel connection and is provided with insulating barrier.
6. low-voltage, high-current three-phase drive power model group structure according to claim 1; It is characterized in that it also comprises housing; Housing is connected with base; Be fixedly connected with power model group output AC side three-phase binding post on the housing wall, said power model group output AC side three-phase binding post is respectively at the connection holddown groove clamping on the output AC end connecting plate in the housing; Be fixedly connected with power model group positive terminal on the housing wall, power model group positive terminal is connected the holddown groove clamping with positive terminal on the positive terminal connecting plate.
7. like the said low-voltage, high-current three-phase drive of claim 6 power model group structure, it is characterized in that base is provided with the power model group and connects the negative pole screw, the negative pole screw is electrically connected with the copper bar that is connected of power model group parallel connection negative pole.
8. like the said low-voltage, high-current three-phase drive of claim 6 power model group structure, it is characterized in that being fixedly connected with on the housing wall the outside connector of power model group, the outside connector of power model group is electrically connected with power model group device.
9. low-voltage, high-current three-phase drive power model group structure according to claim 1; It is characterized in that it is three parallel interval settings that copper bar is supported in the connection of power model group three-phase output AC side, the anodal connection support copper bar of power model group parallel connection is connected support copper bar perpendicular separation and is provided with three power model group three-phase output AC sides.
10. like the said low-voltage, high-current three-phase drive of claim 3 power model group structure, it is characterized in that between power model group power drive pcb board and the power model group control pcb board sealing being arranged.
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Cited By (10)
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| CN102857079A (en) * | 2012-07-03 | 2013-01-02 | 戴杰 | power driving structure of frequency converter, controller, and servo driver |
| CN103166478A (en) * | 2013-03-07 | 2013-06-19 | 上海交通大学 | High voltage integration gate pole reversing thyristor five-level power cabinet |
| CN105392320A (en) * | 2015-12-15 | 2016-03-09 | 深圳南方德尔汽车电子有限公司 | Controller |
| CN105529936A (en) * | 2015-11-24 | 2016-04-27 | 上海空间电源研究所 | Power concentration and distribution device for power supply system control equipment of space craft |
| CN106413354A (en) * | 2016-12-06 | 2017-02-15 | 北京阿瑞新通科技有限公司 | Electric vehicle control device and electric vehicle |
| CN106655814A (en) * | 2017-03-07 | 2017-05-10 | 珠海英搏尔电气股份有限公司 | Manufacturing method of AC motor controller |
| CN106849697A (en) * | 2017-03-07 | 2017-06-13 | 珠海英搏尔电气股份有限公司 | AC motor control |
| CN109545546A (en) * | 2018-12-21 | 2019-03-29 | 美尔森电气保护系统(上海)有限公司 | A kind of battery or capacitor Quick Connect Kit based on stack bus bar |
| CN110572010A (en) * | 2019-10-12 | 2019-12-13 | 江苏大全凯帆电器股份有限公司 | Sealed integrated power unit module |
| CN111624923A (en) * | 2020-06-12 | 2020-09-04 | 绍宏机电(苏州)有限公司 | Low-voltage high-power controller structure |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102857079A (en) * | 2012-07-03 | 2013-01-02 | 戴杰 | power driving structure of frequency converter, controller, and servo driver |
| CN102857079B (en) * | 2012-07-03 | 2016-05-25 | 戴杰 | The power drive structure of frequency converter, controller and servo-driver |
| CN103166478A (en) * | 2013-03-07 | 2013-06-19 | 上海交通大学 | High voltage integration gate pole reversing thyristor five-level power cabinet |
| CN105529936A (en) * | 2015-11-24 | 2016-04-27 | 上海空间电源研究所 | Power concentration and distribution device for power supply system control equipment of space craft |
| CN105529936B (en) * | 2015-11-24 | 2018-08-03 | 上海空间电源研究所 | Power for Spacecraft Electrical Power System control device collects distributor |
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| CN106849697B (en) * | 2017-03-07 | 2018-03-09 | 珠海英搏尔电气股份有限公司 | AC motor control |
| CN106655814B (en) * | 2017-03-07 | 2018-03-09 | 珠海英搏尔电气股份有限公司 | The preparation method of AC motor control |
| CN106849697A (en) * | 2017-03-07 | 2017-06-13 | 珠海英搏尔电气股份有限公司 | AC motor control |
| CN106655814A (en) * | 2017-03-07 | 2017-05-10 | 珠海英搏尔电气股份有限公司 | Manufacturing method of AC motor controller |
| CN109545546A (en) * | 2018-12-21 | 2019-03-29 | 美尔森电气保护系统(上海)有限公司 | A kind of battery or capacitor Quick Connect Kit based on stack bus bar |
| CN109545546B (en) * | 2018-12-21 | 2024-04-12 | 美尔森电气保护系统(上海)有限公司 | Battery or capacitor quick connecting device based on laminated busbar |
| CN110572010A (en) * | 2019-10-12 | 2019-12-13 | 江苏大全凯帆电器股份有限公司 | Sealed integrated power unit module |
| CN111624923A (en) * | 2020-06-12 | 2020-09-04 | 绍宏机电(苏州)有限公司 | Low-voltage high-power controller structure |
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