CN204119110U - A kind of electric machine controller - Google Patents
A kind of electric machine controller Download PDFInfo
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- CN204119110U CN204119110U CN201420561721.5U CN201420561721U CN204119110U CN 204119110 U CN204119110 U CN 204119110U CN 201420561721 U CN201420561721 U CN 201420561721U CN 204119110 U CN204119110 U CN 204119110U
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Abstract
The utility model discloses a kind of electric machine controller, comprise control box casing, some IGBT module and capacitor module, cavity is offered in the middle of control box casing, some IGBT module are arranged on the diapire of cavity, described capacitor module comprises housing, be arranged on the some electric capacity inside housing, positive conductive pole piece and negative conductive pole piece, positive conductive pole piece and negative conductive pole piece is connected respectively at the two ends of each electric capacity, positive conductive pole piece and negative conductive pole piece stretch out outward inside housing, on the end face that described capacitor module is arranged on some IGBT module and capacitor module and IGBT module be electrically connected by conductive mechanism, this structure is simple, compact, decrease the length dimension of electric machine controller, realize the miniaturization of product, and effectively can reduce the inductance in IGBT module input loop, working stability, reliably.
Description
Technical field:
The utility model relates to a kind of electric machine controller.
Background technology:
At present inside electric machine controller, IGBT module is arranged on inside control box, and the capacitor for supporting bus voltage is placed on after IGBT module, but the electric machine controller of this structure exists following several deficiency:
1) in the middle of the layout of whole electric machine controller, by needing the length dimension increasing electric machine controller so that installation capacitor can be held, being unfavorable for the miniaturization of electric machine controller, affecting the layout of electric machine controller inside automobile and installing;
2) IGBT module is rectangle more at present, capacitor is placed on after IGBT module, need between IGBT module and capacitor to realize electrical connection by one piece of larger switching copper bar, such one side adds the cost of parts, add the inductance in IGBT module input loop on the other hand, be unfavorable for suppressing surging;
3) in order to ensure reliability when electric machine controller works, often need additionally to increase sudden-wave absorbing electric capacity at the input terminal place near IGBT module, structure is comparatively complicated, and cost is higher.
Summary of the invention:
The purpose of this utility model is to provide a kind of electric machine controller, and this structure is simple, compact, decreases the length dimension of electric machine controller, realizes the miniaturization of product, and effectively can reduce the inductance in IGBT module input loop, working stability, reliable.
The purpose of this utility model is achieved by following technical proposals.
A kind of electric machine controller, comprise control box casing, some IGBT module and capacitor module, cavity is offered in the middle of control box casing, some IGBT module are arranged on the diapire of cavity, described capacitor module comprises housing, be arranged on the some electric capacity inside housing, positive conductive pole piece and negative conductive pole piece, positive conductive pole piece and negative conductive pole piece is connected respectively at the two ends of each electric capacity, positive conductive pole piece and negative conductive pole piece stretch out outward inside housing, on the end face that described capacitor module is arranged on some IGBT module and capacitor module and IGBT module be electrically connected by conductive mechanism.
Conductive mechanism described above includes some screws, the end face of housing offers some installing holes, screw extend into inside installing hole and bottom through housing is screwed into inside IGBT module, by screw, positive conductive pole piece and negative conductive pole piece and IGBT module is electrically connected.
Described above is provided with some input pole pieces on the end face of IGBT module, and screw passes in the middle of input pole piece, and screw is electrically connected positive conductive pole piece and input pole piece, negative conductive pole piece and input pole piece.
Described conductive mechanism described above comprises composite copper bar, composite copper bar is arranged between the end face of IGBT module and the bottom surface of capacitor module, composite copper bar and being electrically connected by screw between the positive conductive pole piece stretched out outward inside housing and negative conductive pole piece.
Described above is provided with some input pole pieces on the end face of IGBT module, is electrically connected between composite copper bar and input pole piece by some screws.
Described above stretches out feet outward in the both sides of housing, and the diapire of control box box cavity is provided with installation base, and housing passes through feet supporting and fixing on the end face of installation base.
Housing described above is that embedding is wrapped in outside electric capacity and part positive conductive pole piece and part negative conductive pole piece.
Feet described above is concordant with the bottom surface of housing, and positive conductive pole piece and negative conductive pole piece are all stretch out outward from the front end face of housing.
The quantity of IGBT module described above is 3, and each IGBT module comprises 2 IGBT, and 2 IGBT of each IGBT module form a brachium pontis, and 3 brachium pontis are connected in parallel, and capacitor module is connected in parallel on the two ends of 3 brachium pontis
The utility model compared with prior art, has following effect:
1) capacitor module be arranged on some IGBT module end face on and capacitor module and IGBT module be electrically connected by conductive mechanism, this structure is simple, compact, decrease the length dimension of electric machine controller, realize the miniaturization of product, and effectively can reduce the inductance in IGBT module input loop, working stability, reliable;
2) on the end face of housing, some installing holes are offered, screw extend into and is screwed into inside IGBT module inside installing hole and through the bottom of housing, by screw, positive conductive pole piece and negative conductive pole piece and IGBT module are electrically connected, structure is simple, the electrical connection between capacitor module and IGBT module is just realized by the shortest path, the inductance in effective minimizing IGBT module input loop, working stability, reliable;
3) composite copper bar is arranged between the end face of IGBT module and the bottom surface of capacitor module, composite copper bar and being electrically connected by screw between the positive conductive pole piece stretched out outward inside housing and negative conductive pole piece, structure is simple, compact, effectively can reduce the inductance in IGBT module input loop, working stability, reliable;
4) stretch out feet outward in the both sides of housing, the diapire of control box box cavity is provided with installation base, housing is by feet supporting and fixing on the end face of installation base, and structure is simple, easy for installation, firm;
5) housing is that embedding is wrapped in outside electric capacity and part positive conductive pole piece and part negative conductive pole piece, and production technology is simple, with low cost;
6) feet is concordant with the bottom surface of housing, and structure is simple, and facilitate location and installation, positive conductive pole piece and negative conductive pole piece are all stretch out outward from the front end face of housing, and structure is simple, convenient connection.
Accompanying drawing illustrates:
Fig. 1 is the stereogram of electric machine controller in embodiment one;
Fig. 2 is the exploded view of electric machine controller in embodiment one;
Fig. 3 is the vertical view of electric machine controller in embodiment one;
Fig. 4 is A-A cutaway view in Fig. 3;
Fig. 5 is B-B cutaway view in Fig. 3;
Fig. 6 is C-C partial enlarged drawing in Fig. 4;
Fig. 7 is the structure cutaway view of capacitor module in embodiment one;
Fig. 8 is circuit theory diagrams of the present utility model;
Fig. 9 is the exploded view of electric machine controller in embodiment two.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figures 1 to 7, the utility model is a kind of electric machine controller, comprise control box casing 1, some IGBT module 2 and capacitor module 3, cavity 11 is offered in the middle of control box casing 1, some IGBT module 2 are arranged on the diapire of cavity 11, described capacitor module 3 comprises housing 31, be arranged on the some electric capacity C inside housing 31, positive conductive pole piece 32 and negative conductive pole piece 33, positive conductive pole piece 32 and negative conductive pole piece 33 is connected respectively at the two ends of each electric capacity C, positive conductive pole piece 32 and negative conductive pole piece 33 stretch out outward inside housing 31, on the end face that capacitor module 3 is arranged on some IGBT module 2 and capacitor module 3 and IGBT module 2 be electrically connected by conductive mechanism.Described conductive mechanism includes some screws 4, the end face of housing 31 offers some installing holes 311, screw 4 to extend into inside installing hole 311 and stretches out from the bottom of housing 31 after passing from the positive conductive pole piece 32 inside housing 31 or negative conductive pole piece 33 and is screwed into inside IGBT module 2, by screw 4, positive conductive pole piece 32 and negative conductive pole piece 33 is electrically connected with IGBT module 2.The end face of IGBT module 2 is provided with some input pole pieces 5, and screw 4 passes in the middle of input pole piece 5, and screw 4 is electrically connected positive conductive pole piece 32 and input pole piece 5, negative conductive pole piece 33 and input pole piece 5.Stretch out feet 312 outward in the both sides of housing 31, the diapire of control box casing 1 cavity 11 is provided with installation base 12, housing 31 passes through feet 312 supporting and fixing on the end face of installation base 12.Housing 31 is that embedding is wrapped in outside electric capacity and part positive conductive pole piece 32 and part negative conductive pole piece 33.Feet 312 is concordant with the bottom surface of housing 31, and positive conductive pole piece 32 and negative conductive pole piece 33 are all stretch out outward from the front end face of housing 31.
As shown in Figure 2 and Figure 8, the quantity of described IGBT module is 3, and each IGBT module comprises 2 IGBT, totally 6 IGBT Q1, Q2, Q3, Q4, Q5 and Q6,2 IGBT of each IGBT module form a brachium pontis, and 3 brachium pontis are connected in parallel, and capacitor module is connected in parallel on the two ends of 3 brachium pontis.
Embodiment two: as shown in Figure 9, the utility model is a kind of electric machine controller, comprise control box casing 1, some IGBT module 2 and capacitor module 3, cavity 11 is offered in the middle of control box casing 1, some IGBT module 2 are arranged on the diapire of cavity 11, described capacitor module 3 comprises housing 31, be arranged on the some electric capacity C inside housing 31, positive conductive pole piece 32 and negative conductive pole piece 33, positive conductive pole piece 32 and negative conductive pole piece 33 is connected respectively at the two ends of each electric capacity C, positive conductive pole piece 32 and negative conductive pole piece 33 stretch out outward inside housing 31, on the end face that capacitor module 3 is arranged on some IGBT module 2 and capacitor module 3 and IGBT module 2 be electrically connected by conductive mechanism.Described conductive mechanism comprises composite copper bar 6, composite copper bar 6 is arranged between the end face of IGBT module 2 and the bottom surface of capacitor module 3, composite copper bar 6 and being electrically connected by screw 4 between the positive conductive pole piece 32 stretched out outward inside housing 31 and negative conductive pole piece 33.The end face of IGBT module 2 is provided with some input pole pieces 5, is electrically connected by some screws 4 between composite copper bar 6 and input pole piece 5.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (9)
1. an electric machine controller, comprise control box casing (1), some IGBT module (2) and capacitor module (3), cavity (11) is offered in the middle of control box casing (1), some IGBT module (2) are arranged on the diapire of cavity (11), described capacitor module (3) comprises housing (31), be arranged on some electric capacity of housing (31) the inside, positive conductive pole piece (32) and negative conductive pole piece (33), positive conductive pole piece (32) and negative conductive pole piece (33) is connected respectively at the two ends of each electric capacity, positive conductive pole piece (32) and negative conductive pole piece (33) stretch out outward from housing (31) the inside, it is characterized in that: on the end face that described capacitor module (3) is arranged on some IGBT module (2) and capacitor module (3) and IGBT module (2) be electrically connected by conductive mechanism.
2. a kind of electric machine controller according to claim 1, it is characterized in that: described conductive mechanism includes some screws (4), the end face of housing (31) offers some installing holes (311), screw (4) extend into inside installing hole (311) and through the bottom of housing (31) and is screwed into IGBT module (2) the inside, by screw (4), positive conductive pole piece (32) and negative conductive pole piece (33) is electrically connected with IGBT module (2).
3. a kind of electric machine controller according to claim 2, it is characterized in that: on the end face of IGBT module (2), be provided with some input pole pieces (5), screw (4) passes in the middle of input pole piece (5), and screw (4) is electrically connected positive conductive pole piece (32) and input pole piece (5), negative conductive pole piece (33) and input pole piece (5).
4. a kind of electric machine controller according to claim 1, it is characterized in that: described conductive mechanism comprises composite copper bar (6), composite copper bar (6) is arranged between the end face of IGBT module (2) and the bottom surface of capacitor module (3), composite copper bar (6) and being electrically connected from passing through screw (4) between housing (31) the positive conductive pole piece (32) that stretches out outward of the inside and negative conductive pole piece (33).
5. a kind of electric machine controller according to claim 4, it is characterized in that: on the end face of IGBT module (2), be provided with some input pole pieces (5), be electrically connected by some screws (4) between composite copper bar (6) and input pole piece (5).
6. a kind of electric machine controller according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: stretch out feet (312) outward in the both sides of housing (31), the diapire of control box casing (1) cavity (11) is provided with installation base (12), housing (31) by feet (312) supporting and fixing on the end face of installation base (12).
7. a kind of electric machine controller according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described housing (31) is that embedding is wrapped in electric capacity and part positive conductive pole piece (32) and part negative conductive pole piece (33) outside.
8. a kind of electric machine controller according to claim 6, it is characterized in that: feet (312) is concordant with the bottom surface of housing (31), positive conductive pole piece (32) and negative conductive pole piece (33) are all stretch out outward from the front end face of housing (31).
9. a kind of electric machine controller according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the quantity of described IGBT module is 3, each IGBT module comprises 2 IGBT, 2 IGBT of each IGBT module form a brachium pontis, 3 brachium pontis are connected in parallel, and capacitor module is connected in parallel on the two ends of 3 brachium pontis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561721.5U CN204119110U (en) | 2014-09-26 | 2014-09-26 | A kind of electric machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561721.5U CN204119110U (en) | 2014-09-26 | 2014-09-26 | A kind of electric machine controller |
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| Publication Number | Publication Date |
|---|---|
| CN204119110U true CN204119110U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420561721.5U Active CN204119110U (en) | 2014-09-26 | 2014-09-26 | A kind of electric machine controller |
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| CN (1) | CN204119110U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110868130A (en) * | 2019-12-06 | 2020-03-06 | 珠海英搏尔电气股份有限公司 | Motor control device with capacitor arranged in surrounding mode, driving assembly and vehicle |
| CN112928498A (en) * | 2019-12-05 | 2021-06-08 | 深圳市高科润电子有限公司 | Novel connecting mechanism of electric control system capacitor module and power module |
| WO2021109843A1 (en) * | 2019-12-06 | 2021-06-10 | 珠海英搏尔电气股份有限公司 | Laminated busbar assembly, electric motor control device, drive assembly and vehicle |
-
2014
- 2014-09-26 CN CN201420561721.5U patent/CN204119110U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112928498A (en) * | 2019-12-05 | 2021-06-08 | 深圳市高科润电子有限公司 | Novel connecting mechanism of electric control system capacitor module and power module |
| CN110868130A (en) * | 2019-12-06 | 2020-03-06 | 珠海英搏尔电气股份有限公司 | Motor control device with capacitor arranged in surrounding mode, driving assembly and vehicle |
| WO2021109843A1 (en) * | 2019-12-06 | 2021-06-10 | 珠海英搏尔电气股份有限公司 | Laminated busbar assembly, electric motor control device, drive assembly and vehicle |
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