CN203026374U - Bus filtering capacitor mounting component for switch reluctance machine controller - Google Patents

Bus filtering capacitor mounting component for switch reluctance machine controller Download PDF

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Publication number
CN203026374U
CN203026374U CN 201320034728 CN201320034728U CN203026374U CN 203026374 U CN203026374 U CN 203026374U CN 201320034728 CN201320034728 CN 201320034728 CN 201320034728 U CN201320034728 U CN 201320034728U CN 203026374 U CN203026374 U CN 203026374U
Authority
CN
China
Prior art keywords
electric capacity
mounting panel
mounting
installation component
electrochemical capacitor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201320034728
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Chinese (zh)
Inventor
刘文田
高超
袁艳军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nideke (Beijing) Transmission Technology Co. Ltd
Original Assignee
Beijing China Tex Mechanical & Electrical Engineering Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing China Tex Mechanical & Electrical Engineering Ltd filed Critical Beijing China Tex Mechanical & Electrical Engineering Ltd
Priority to CN 201320034728 priority Critical patent/CN203026374U/en
Application granted granted Critical
Publication of CN203026374U publication Critical patent/CN203026374U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a bus filtering capacitor mounting component for a switch reluctance machine controller. The bus filtering capacitor mounting component comprises a rear-end capacitor mounting plate, upper insulating cushion blocks, a lower insulating pad and electrolytic capacitors employing a rear-end bolt mounting structure, wherein the lower insulating pad and the rear-end capacitor mounting plate are same in size, hole location and hole number; the rear ends of the electrolytic capacitors are provided with mounting bolts; the mounting bolts penetrate into the rear-end capacitor mounting plate through the lower insulating pad; the upper insulating cushion blocks are sleeved and fixed through mounting screws; and the multiple electrolytic capacitors are sequentially fixed on the rear-end capacitor mounting plate to form the capacitor mounting component. In a mode of placing the electrolytic capacitors upside down, insulated gate bipolar transistors (IGBTs) in the switch reluctance machine controller and the connecting end faces of the electrolytic capacitors for bus filtering are positioned in a same mounting plane, so that the bus connecting length is reduced, the structure is compact, and the design requirements are met.

Description

A kind of electric capacity installation component for the filtering of switched reluctance motor controller bus
Technical field
The utility model relates to switched reluctance motor controller, especially relates to the electric capacity installation component for the filtering of switched reluctance motor controller bus.
Background technology
In switched reluctance motor controller, due to the needs of major loop filtering, the bus electrolytic capacitor filter that the quantity of generally all will packing into does not wait.Especially the controller that busbar voltage is higher or electric current is larger, the quantity of electrochemical capacitor is just more.Resolve installation and the layout of bus electrolytic capacitor filter in controller, structure and the Outside Dimensions of controller had conclusive impact.Even also have influence on useful life and the reliability of whole controller.
Generally the mounting structure of controller internal bus electrolytic capacitor filter and IGBT is difficult to process.Existing structure is all that the upright or lateral recumbent posture of electric capacity is installed, and reaches with the bending of copper bar or stack bus bar to be connected to the IGBT power pin.Or IGBT fin slot milling, electrochemical capacitor and the heating panel concordant installation in bottom reach IGBT and electrochemical capacitor installed surface at same plane.But for situation as comparatively harsh in water-cooling or space requirement, these methods all can not solve.
The mounting means of existing bus electrolytic capacitor filter and IGBT has extended the connecting length of copper bar or stack bus bar, has increased the inductance value of bonding conductor, simultaneously overall dimensions, reliability and the useful life of controller is affected greatly.
The utility model content
For overcoming defects, the utility model adopts electrochemical capacitor handstand mode, make the connecting end surface of IGBT in switched reluctance motor controller and bus filter capacitor be in same mounting plane position, as long as stack bus bar is made flat just passable like this, namely reduced the busbar connecting length, make again compact conformation, reached designing requirement.
The electric capacity installation component that is used for the filtering of switched reluctance motor controller bus that the utility model provides, comprising: electric capacity rear end mounting panel, upper cross-over block, lower insulation cushion and use after the electrochemical capacitor of terminal bolt mounting structure; Described lower insulation cushion is identical with size, position, hole, the hole count of described electric capacity rear end mounting panel; The rear end of electrochemical capacitor is provided with construction bolt, and construction bolt penetrates electric capacity rear end mounting panel by lower insulation cushion, puts cross-over block, fixes by mounting screw; Several electrochemical capacitors are fixed on the mounting panel of electric capacity rear end successively, form the electric capacity installation component.
Above-mentioned electric capacity rear end mounting panel is metallic plate, and its hole count equals the quantity of this electric capacity electrochemical capacitor that installation component fills, and the external diameter in hole is greater than diameter and the desired clearance for insulation sum of the construction bolt of electrochemical capacitor.
Above-mentioned upper cross-over block is the circular ring structure with bucking ladder, and the endoporus of annulus is used for wearing the construction bolt of electrochemical capacitor, and the external diameter of the small stair of bucking ladder is less than the aperture of electric capacity rear end mounting panel, and shoulder height is lower than the thickness of electric capacity rear end mounting panel.
The utility model adopts electrochemical capacitor handstand mode, and a plurality of electrochemical capacitors are fixed on the mounting panel of electric capacity rear end successively, forms the electric capacity installation component; Make the connecting end surface of IGBT in switched reluctance motor controller and the electrochemical capacitor in the electric capacity installation component be in same mounting plane position, as long as stack bus bar is made flat just passable like this, namely reduce the busbar connecting length, made again compact conformation, reached designing requirement; And due to the existence of upper cross-over block, lower insulation cushion, the construction bolt that makes electrochemical capacitor can not produce electrical link with electric capacity rear end mounting panel, has so both guaranteed the insulating properties of electrochemical capacitor and rear end mounting panel, has strengthened again the installation firmness.
Description of drawings
The structural representation of the electric capacity installation component that is used for the filtering of switched reluctance motor controller bus that Fig. 1 provides for the utility model;
Fig. 2 is each modular construction schematic diagram of the utility model electric capacity installation component;
Fig. 3 is the mounting structure schematic diagram that the utility model electric capacity installation component is used for 660V11KW controller example.
Embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated.
As depicted in figs. 1 and 2, the electric capacity installation component that is used for the filtering of switched reluctance motor controller bus that the utility model provides comprises: electric capacity rear end mounting panel 2, upper cross-over block 3, lower insulation cushion 4 and use after the electrochemical capacitor 1 of terminal bolt mounting structure; Lower insulation cushion 4 is identical with size, position, hole, the hole count of electric capacity rear end mounting panel 2; The rear end of electrochemical capacitor 1 is provided with construction bolt 11, and construction bolt 11 penetrates electric capacity rear end mounting panel 2 by lower insulation cushion 4, then puts cross-over block 3, tightens at last fixing by mounting screw; Several electrochemical capacitors 1 are fixed on electric capacity rear end mounting panel 2 successively, form the electric capacity installation component.Wherein, on the mounting panel of upper cross-over block 3, lower insulation cushion 4, electric capacity rear end, the external diameter in hole is slightly larger than the diameter of construction bolt 11.
Above-mentioned electric capacity rear end mounting panel 2 is metallic plate, and its hole count equals the quantity of this electric capacity electrochemical capacitor that installation component fills, and the external diameter in hole is greater than diameter and the desired clearance for insulation sum of the construction bolt of electrochemical capacitor.When the design in hole, for the intensity of electric capacity rear end mounting panel mesopore, done around the hole and turned over the around reason, be the fixedly critical component of whole modular construction due to the hole, therefore require to have higher intensity.But due to terminal bolt limited length after electrochemical capacitor, therefore can not use too thick material.
As shown in Figure 2, above-mentioned upper cross-over block 3 is the circular ring structure with bucking ladder, the endoporus of annulus is used for wearing the construction bolt of electrochemical capacitor, and the external diameter of the small stair of bucking ladder is slightly less than the aperture of electric capacity rear end mounting panel 2, and shoulder height is a little less than the thickness of electric capacity rear end mounting panel 2.So both guaranteed that upper cross-over block 3 can install smoothly, guaranteed again reliably tightening of end nut after electric capacity.
By the fastening electric capacity installation component that is combined to form of parts shown in Figure 2, be arranged on space requirement higher, in the electric machine controller of volume compact.Can ensure the reliable connection between electrochemical capacitor, stack bus bar, IGBT.Described parts not only are limited in the narration material, use other materials also to be the utility model protection range by many capacitance components that this version forms.
The electric capacity installation component that the utility model provides is applied to embodiment in 660V11kW shearer haulage controller, as shown in Figure 3.In this traction controller, the electric capacity installation component comprises 2 and 6 electrochemical capacitors of 3 strings, these 6 electrochemical capacitor bottom bolts first are fixed on the mounting panel of rear end, after the positive and negative link of electric capacity is connected and fixed with the stack bus bar 6 of making again, make between electrochemical capacitor 1 and IGBT7 and can easily adopt flat stack bus bar to be connected, the top both positive and negative polarity is connected with the positive and negative pin of the direct current of IGBT7 by board-like direct current stack bus bar.Last whole electric capacity installation component is fastened on radiating bottom plate by 4 vertical columns 5.This assembly connects compact, has reduced space hold, makes direct current stack bus bar link circuit the shortest, has reduced the bus stray inductance, has ensured size and the reliability of controller.
The utility model adopts electrochemical capacitor handstand mode, and a plurality of electrochemical capacitors 1 are fixed on electric capacity rear end mounting panel 2 successively, forms the electric capacity installation component; Make the connecting end surface of IGBT7 in switched reluctance motor controller and the electrochemical capacitor in the electric capacity installation component be in same mounting plane position, as long as stack bus bar is made flat just passable like this, namely reduce the busbar connecting length, made again compact conformation, reached designing requirement; And due to the existence of upper cross-over block, lower insulation cushion, the construction bolt that makes electrochemical capacitor can not produce electrical link with electric capacity rear end mounting panel, has so both guaranteed the insulating properties of electrochemical capacitor and rear end mounting panel, has strengthened again the installation firmness.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (3)

1. an electric capacity installation component that is used for the filtering of switched reluctance motor controller bus, is characterized in that, comprising: electric capacity rear end mounting panel, upper cross-over block, lower insulation cushion and use after the electrochemical capacitor of terminal bolt mounting structure; Described lower insulation cushion is identical with size, position, hole, the hole count of described electric capacity rear end mounting panel; The rear end of electrochemical capacitor is provided with construction bolt, and construction bolt penetrates electric capacity rear end mounting panel by lower insulation cushion, puts cross-over block, fixes by mounting screw; Several electrochemical capacitors are fixed on the mounting panel of electric capacity rear end successively, form the electric capacity installation component.
2. the electric capacity installation component for the filtering of switched reluctance motor controller bus according to claim 1, it is characterized in that, described electric capacity rear end mounting panel is metallic plate, its hole count equals the quantity of this electric capacity electrochemical capacitor that installation component fills, and the external diameter in hole is greater than diameter and the desired clearance for insulation sum of the construction bolt of electrochemical capacitor.
3. the electric capacity installation component for the filtering of switched reluctance motor controller bus according to claim 1, it is characterized in that, described upper cross-over block is the circular ring structure with bucking ladder, the external diameter of the small stair of bucking ladder is less than the aperture of electric capacity rear end mounting panel, and shoulder height is lower than the thickness of electric capacity rear end mounting panel.
CN 201320034728 2013-01-23 2013-01-23 Bus filtering capacitor mounting component for switch reluctance machine controller Expired - Fee Related CN203026374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320034728 CN203026374U (en) 2013-01-23 2013-01-23 Bus filtering capacitor mounting component for switch reluctance machine controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320034728 CN203026374U (en) 2013-01-23 2013-01-23 Bus filtering capacitor mounting component for switch reluctance machine controller

Publications (1)

Publication Number Publication Date
CN203026374U true CN203026374U (en) 2013-06-26

Family

ID=48650340

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320034728 Expired - Fee Related CN203026374U (en) 2013-01-23 2013-01-23 Bus filtering capacitor mounting component for switch reluctance machine controller

Country Status (1)

Country Link
CN (1) CN203026374U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105023748A (en) * 2015-06-29 2015-11-04 南通新三能电子有限公司 Bolt capacitor installation device
CN106531438A (en) * 2016-09-30 2017-03-22 铜陵其利电子材料有限公司 Cylindrical capacitor fastening plate
CN107240896A (en) * 2016-03-29 2017-10-10 中国石油天然气集团公司 Wiring bus bar device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105023748A (en) * 2015-06-29 2015-11-04 南通新三能电子有限公司 Bolt capacitor installation device
CN105023748B (en) * 2015-06-29 2018-08-21 南通新三能电子有限公司 A kind of bolt capacitor mounting device
CN107240896A (en) * 2016-03-29 2017-10-10 中国石油天然气集团公司 Wiring bus bar device
CN107240896B (en) * 2016-03-29 2019-07-05 中国石油天然气集团公司 Wiring bus bar device
CN106531438A (en) * 2016-09-30 2017-03-22 铜陵其利电子材料有限公司 Cylindrical capacitor fastening plate

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20150709

Address after: 101102 Beijing, Tongzhou District Sheng King South Street, No. 13, No. 101, 201-1, 301, 15,

Patentee after: Nideke (Beijing) Transmission Technology Co. Ltd

Address before: 101102, Beijing, Zhongguancun science and Technology Park, Jinqiao Science and technology industrial base, 15 South four street, 16A, Tongzhou District

Patentee before: Beijing China Tex Mechanical & Electrical Engineering Ltd.

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: NIDEC (BEIJING) DRIVE SYSTEM TECHNIQUE CO., LTD.

Free format text: FORMER OWNER: BEIJING CHINA TEX MECHANICAL + ELECTRICAL ENGINEERING LTD.

Effective date: 20150709

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130626

Termination date: 20180123