CN208849706U - A kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar - Google Patents
A kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar Download PDFInfo
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- CN208849706U CN208849706U CN201821364836.XU CN201821364836U CN208849706U CN 208849706 U CN208849706 U CN 208849706U CN 201821364836 U CN201821364836 U CN 201821364836U CN 208849706 U CN208849706 U CN 208849706U
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Abstract
The utility model discloses the mounting structures that a kind of high power motor controller discrete IGBT input and output of discrete IGBT module technical field build up busbar, including from bottom to top successively fitting stacks the mounting seat set, positive master row insulating piece, positive busbar, cathode bus bar insulating trip, cathode bus bar, export master row insulating piece and output stage busbar, mounting seat is equipped with two rows of discrete IGBT modules symmetrical above and below, discrete IGBT module has three groups of positive pins bent upward vertically, negative pin and output pin, positive busbar connect conducting with the positive pin of one row's discrete IGBT module of lower section, cathode bus bar connect conducting with the negative pin of one row's discrete IGBT module of top, output stage busbar connect conducting with the output stage pin of two rows discrete IGBT module, The utility model, which provides one kind, can reduce IGBT module manufacturing cost, and safe and reliable high power motor controller discrete IGBT input and output build up the mounting structure of busbar.
Description
Technical field
The utility model relates to discrete IGBT module technical field, specially a kind of high power motor controller discrete
IGBT input and output build up the mounting structure of busbar.
Background technique
IGBT module is by IGBT (insulated gate bipolar transistor chip) and FWD (freewheeling diode chip) by specific
Circuit bridge encapsulation made of modularized semiconductor product;Between IGBT module after encapsulation directly applies to frequency converter, UPS not
In the equipment such as power-off source;IGBT module has the characteristics that energy saving, convenient to install and maintain, heat dissipation is stablized;It is sold on Vehicles Collected from Market
Mostly this kind of module product, general described IGBT also refer to IGBT module;With the propulsion of the theories such as energy conservation and environmental protection, such production
Product on the market will be more and more common.
IGBT module inside domestic existing high power motor controller mostly uses greatly Infineon's integrated form module, using English
The advantages of flying the integrated form IGBT module insulted, which is that integrated form IGBT module is bought, can be directly installed on inside controller, no
Need to do additional supplementary structure, it is easy for installation, but integrated form IGBT module is expensive, and entire controller cost is caused to occupy
It is high not under, cost pressure is big;Electric machine controller certainly will will try every possible means to cost is greatly lowered in IGBT module, and English
It is lower compared to integrated form price to fly to insult the small IGBT module of discrete, can be greatly lowered cost, but domestic high-power electricity
The case for the IGBT module that machine controller uses Infineon's discrete small not yet, the reason is that multiple discrete IGBT can not be solved
The excessive problem of electric current after module confluence.
Based on this, the utility model devises a kind of high power motor controller discrete IGBT input and output and builds up busbar
Mounting structure, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of high power motor controller discrete IGBT input and output to build up mother
The mounting structure of row, to solve the IGBT module that above-mentioned domestic high power motor controller uses Infineon's discrete small not yet
Case, the reason is that electric current is excessive after can not solving the problems, such as multiple discrete IGBT modules confluence.
To achieve the above object, the utility model provides the following technical solutions: a kind of high power motor controller discrete
IGBT input and output build up the mounting structure of busbar, including mounting seat, positive master row insulating piece, positive busbar, cathode bus bar
Insulating trip, cathode bus bar, output master row insulating piece and output stage busbar, the mounting seat, positive master row insulating piece, anode are female
From bottom to top successively fitting stacking is set for row, cathode bus bar insulating trip, cathode bus bar, output master row insulating piece and output stage busbar
It sets, and is locked by insulated screw;
Two rows of discrete IGBT modules symmetrical above and below, discrete IGBT module described in every row are provided in the mounting seat
Discrete IGBT module including at least three equidistant array distributions, the discrete IGBT module are curved upward vertically with three groups
The pin of folding, respectively positive pin, negative pin and output pin, the anode busbar be located below it is discrete described in a row
The positive pin of Formulas I GBT module connects conducting, the cathode bus bar be located above the negative of discrete IGBT module described in a row
The connection conducting of pole pin, the output stage busbar are connect with the output stage pin of discrete IGBT module described in two rows simultaneously
Conducting.
Preferably, the embedded nut with insulated screw threaded, the embedded nut are provided in the mounting seat
It is evenly distributed between two groups of discrete IGBT modules, by insulated screw and embedded nut threaded, by each portion of device
Part stacking is locked.
Preferably, the anode connecting with discrete IGBT module anode pin is evenly arranged on front side of the positive busbar
Ear is welded, the front and rear sides of the anode busbar are provided with for the perforative positive fixed ear of insulated screw, and the anode is female
It is provided with the outer lug of anode on rear side of the left end of row, comes together in each discrete IGBT module anode electric current on positive busbar, and
It is external by lug outside anode.
Preferably, the cathode connecting with discrete IGBT module negative pin is evenly arranged on rear side of the cathode bus bar
Ear is welded, the front and rear sides of the cathode bus bar are provided with for the perforative cathode fixed ear of insulated screw, and the cathode is female
It is provided with the outer lug of cathode on front side of the left end of row, comes together in each discrete IGBT module cathodal current on cathode bus bar, and
It is external by lug outside cathode.
Preferably, the front and rear sides of the output stage busbar are provided with connect with discrete IGBT module output stage pin
Output stage welding ear and for the perforative output stage fixed ear of insulated screw, the right end of the output stage busbar is provided with output
The outer lug of grade, comes together in each discrete IGBT module output stage electric current on output stage busbar, and passes through the outer lug of output stage
It is external.
Compared with prior art, the utility model has the beneficial effects that the utility model is structurally reasonable, by multiple discretes
Three pins of IGBT module collect connection respectively and can solve multiple discrete IGBT modules by the busbar of high current and converge
The excessive problem of electric current after stream;The utility model using stacking by making to set positive busbar, cathode bus bar and output stage busbar
Meter reduces appearance and size of device, greatlys save device installation occupied space;By exhausted between every two layers of the busbar of the utility model
Embolium separates completely, prevents short-circuit hidden danger, and use is more safe and reliable;Infineon's discrete used by the utility model is small
IGBT module is lower compared to integrated form price, and cost can be greatly lowered;I.e. the utility model provides one kind and can reduce
IGBT module manufacturing cost, safe and reliable high power motor controller discrete IGBT input and output build up the installation knot of busbar
Structure.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model mounting seat structural schematic diagram;
Fig. 3 is the utility model discrete IGBT module structural schematic diagram;
Fig. 4 is the utility model anode busbar structure schematic diagram;
Fig. 5 is the utility model cathode bus bar structural schematic diagram;
Fig. 6 is three groups of insulation fin construction schematic diagrames of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows:
1- mounting seat, 101- discrete IGBT module, 102- embedded nut, 2- anode master row insulating piece, 3- anode are female
Row, 301- anode welding ear, 302- anode fixed ear, the outer lug of 303- anode, 4- cathode bus bar insulating trip, 5- cathode bus bar,
501- cathode welding ear, 502- cathode fixed ear, the outer lug of 503- cathode, 6- output master row insulating piece, 7- output stage busbar,
701- output stage welds ear, 702- output stage fixed ear, the outer lug of 703- output stage, 8- insulated screw.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of high power motor controller discrete IGBT
Input and output build up the mounting structure of busbar, including mounting seat 1, positive master row insulating piece 2, positive busbar 3, cathode bus bar are exhausted
Embolium 4, cathode bus bar 5, output master row insulating piece 6 and output stage busbar 7, mounting seat 1, positive master row insulating piece 2, anode are female
Row 3, cathode bus bar insulating trip 4, cathode bus bar 5, output master row insulating piece 6 and output stage busbar 7 are from bottom to top successively bonded heap
Folded setting, and be locked by insulated screw 8, the embedded nut with 8 threaded of insulated screw is provided in mounting seat 1
102, embedded nut 102 is evenly distributed between two groups of discrete IGBT modules 101, passes through insulated screw 8 and embedded nut 102
Device all parts stacking is locked by threaded;Two rows of discrete IGBT moulds symmetrical above and below are provided in mounting seat 1
Block 101, every row's discrete IGBT module 101 include the discrete IGBT module of at least three equidistant array distributions, discrete
IGBT module 101 has three groups of pins bent upward vertically, respectively positive pin, negative pin and output pin, anode
Busbar 3 connect conducting with the positive pin for being located below row's discrete IGBT module 101, and the front side of positive busbar 3 is uniformly set
It is equipped with the anode welding ear 301 connecting with the positive pin of discrete IGBT module 101, the front and rear sides of positive busbar 3 are respectively provided with
Have for the perforative positive fixed ear 302 of insulated screw 8, the left end rear side of positive busbar 3 is provided with the outer lug 303 of anode, makes
The positive electric current of each discrete IGBT module 101 comes together on positive busbar 3, and external by the outer lug 303 of anode, and cathode is female
Row 5 connect conducting with the negative pin for being located above row's discrete IGBT module 101, and the rear side of cathode bus bar 5 is uniformly arranged
There is the cathode connecting with 501 negative pin of discrete IGBT module to weld ear 501, the front and rear sides of cathode bus bar 5 are provided with
For the perforative cathode fixed ear 502 of insulated screw 8, it is provided with the outer lug 503 of cathode on front side of the left end of cathode bus bar 3, makes each
A 101 cathodal current of discrete IGBT module comes together on cathode bus bar 5, and external by the outer lug 503 of cathode, and output stage is female
Row 7 connect conducting, the front and rear sides of output stage busbar 7 with the output stage pin of two rows discrete IGBT module 101 simultaneously
It is provided with the output stage welding ear 701 connecting with 501 output stage pin of discrete IGBT module and runs through for insulated screw 8
Output stage fixed ear 702, the right end of output stage busbar 7 is provided with the outer lug 703 of output stage, makes each discrete IGBT module
101 output stage electric currents come together on output stage busbar 7, and external by the outer lug 703 of output stage.
One concrete application of the present embodiment are as follows: the present apparatus is that a kind of high power motor controller discrete IGBT input is defeated
The mounting structure of busbar is built up out, and the quadrangle of mounting seat 1 is provided with installation hole location, in use, passing through mounting seat 1 for device
It is fixedly mounted with the external world, is provided with threaded hole on the outer lug 503 of the outer lug 303 of anode, cathode and the outer lug 703 of output stage,
Can by threaded hole by lug 703 outside lug 503 outside lug 303 outside anode, cathode and output stage respectively with external world's anode, cathode
Connection is clamped with output stage cable terminal or is directly welded, and can be worked normally;Positive busbar 3 in device, cathode bus bar 5,
Output stage busbar 7 may be selected to use the good conductor copper sheet of conductivity, and selected copper sheet has certain thickness, guarantee positive busbar
3, cathode bus bar 5, output stage busbar 7 are able to bear high current, and have certain mechanical strength, it is ensured that useful life longevity, anode
Master row insulating piece 2, cathode bus bar insulating trip 4 and output master row insulating piece 6 can be used the insulating materials such as rubber or ceramics and be made, and two
Separated completely by insulating trip between layer busbar, prevents short-circuit hidden danger, use is more safe and reliable, the welding on three groups of busbars
Ear, fixed ear and outer lug are all made of punching press integral forming process and are made, it is ensured that device electric conductivity is good, stabilized structure, this reality
It is lower compared to integrated form price with the small IGBT module of novel used Infineon's discrete, cost can be greatly lowered,
I.e. the utility model, which provides one kind, can reduce IGBT module manufacturing cost, safe and reliable high power motor controller discrete
IGBT input and output build up the mounting structure of busbar.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar, including mounting seat
(1), positive master row insulating piece (2), positive busbar (3), cathode bus bar insulating trip (4), cathode bus bar (5), output master row insulating
Piece (6) and output stage busbar (7), it is characterised in that: the mounting seat (1), positive master row insulating piece (2), positive busbar
(3), cathode bus bar insulating trip (4), cathode bus bar (5), output master row insulating piece (6) and output stage busbar (7) from bottom to top according to
Secondary fitting stacks setting, and is locked by insulated screw (8);
Two rows of discrete IGBT modules (101) symmetrical above and below, discrete IGBT described in every row are provided on the mounting seat (1)
Module (101) includes the discrete IGBT module of at least three equidistant array distributions, and the discrete IGBT module (101) has
Three groups of pins bent upward vertically, respectively positive pin, negative pin and output pin, the anode busbar (3) and position
The positive pin of the discrete IGBT module (101) described in one row of lower section connects conducting, the cathode bus bar (5) be located above
The negative pin of discrete IGBT module (101) described in one row connects conducting, the output stage busbar (7) while and two rows
The output stage pin of the discrete IGBT module (101) connects conducting.
2. the installation that a kind of high power motor controller discrete IGBT input and output according to claim 1 build up busbar
Structure, it is characterised in that: be provided on the mounting seat (1) with the embedded nut (102) of insulated screw (8) threaded,
The embedded nut (102) is evenly distributed between two groups of discrete IGBT modules (101).
3. the installation that a kind of high power motor controller discrete IGBT input and output according to claim 1 build up busbar
Structure, it is characterised in that: be evenly arranged on front side of the anode busbar (3) and the positive pin of discrete IGBT module (101)
Anode welding ear (301) of connection, the front and rear sides of the anode busbar (3) are provided with perforative for insulated screw (8)
Positive fixed ear (302), the left end rear side of the anode busbar (3) are provided with the outer lug (303) of anode.
4. the installation that a kind of high power motor controller discrete IGBT input and output according to claim 1 build up busbar
Structure, it is characterised in that: be evenly arranged on rear side of the cathode bus bar (5) and discrete IGBT module (101) negative pin
The cathode of connection welds ear (501), and the front and rear sides of the cathode bus bar (5) are provided with perforative for insulated screw (8)
Cathode fixed ear (502), the left end front side of the cathode bus bar (5) are provided with the outer lug (503) of cathode.
5. the installation that a kind of high power motor controller discrete IGBT input and output according to claim 1 build up busbar
Structure, it is characterised in that: the front and rear sides of the output stage busbar (7) are provided with to be exported with discrete IGBT module (101)
The output stage of grade pin connection welds ear (701) and for the perforative output stage fixed ear (702) of insulated screw (8), described defeated
The right end of grade busbar (7) is provided with the outer lug (703) of output stage out.
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CN201821364836.XU CN208849706U (en) | 2018-08-23 | 2018-08-23 | A kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar |
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CN201821364836.XU CN208849706U (en) | 2018-08-23 | 2018-08-23 | A kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021197410A1 (en) * | 2020-04-01 | 2021-10-07 | Atlas Copco (Wuxi) Compressor Co., Ltd. | Power unit assembly |
CN113497015A (en) * | 2020-04-01 | 2021-10-12 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Power module |
-
2018
- 2018-08-23 CN CN201821364836.XU patent/CN208849706U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021197410A1 (en) * | 2020-04-01 | 2021-10-07 | Atlas Copco (Wuxi) Compressor Co., Ltd. | Power unit assembly |
CN113497015A (en) * | 2020-04-01 | 2021-10-12 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Power module |
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