CN202634252U - Modularization power unit and transducer - Google Patents

Modularization power unit and transducer Download PDF

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Publication number
CN202634252U
CN202634252U CN 201220296407 CN201220296407U CN202634252U CN 202634252 U CN202634252 U CN 202634252U CN 201220296407 CN201220296407 CN 201220296407 CN 201220296407 U CN201220296407 U CN 201220296407U CN 202634252 U CN202634252 U CN 202634252U
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CN
China
Prior art keywords
structural slab
heating panel
power
model
frequency converter
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 - Lifetime
Application number
CN 201220296407
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Chinese (zh)
Inventor
李亚东
Original Assignee
Suzhou Inovance Technology Co Ltd
Shenzhen Inovance Technology Co Ltd
Suzhou Monarch Control Technology Co 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 Suzhou Inovance Technology Co Ltd, Shenzhen Inovance Technology Co Ltd, Suzhou Monarch Control Technology Co Ltd filed Critical Suzhou Inovance Technology Co Ltd
Priority to CN 201220296407 priority Critical patent/CN202634252U/en
Application granted granted Critical
Publication of CN202634252U publication Critical patent/CN202634252U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model provides a modularization power unit which comprises a composite substrate and a power module fixed on the composite substrate. The composite substrate comprises a structure plate and a radiating plate which are fixed together, and the structure plate is positioned above the radiating plate. An opening hole matched with the power module in shape and size is arranged on the structure plate. The power module is fixed in the opening hole on the structure plate, and a base face of the power module is adhered to the radiating plate tightly. The utility model further provides a transducer with the modularization power unit. By means of the composite substrate formed by the structure plate and the radiating plate, installation and radiating problems of the transducer are solved well.

Description

Modular power unit and frequency converter
Technical field
The utility model relates to the frequency changer field, more particularly, relates to a kind of modular power unit and frequency converter.
Background technology
Along with progress of science and technology, the motor frequency conversion control technology has been widely used in fields such as machinery, metallurgy, light textile and household electrical appliance.In the inflammable and explosive environment such as mine, petrochemical industry, the high-power high-tension large-size machine that is being widely used, the common relatively frequency converter of frequency converter that these occasions are used are harsh more.
In the existing explosion-proof frequency converter, usually with aluminium (perhaps copper) substrate as heat-conducting medium and installation base plate.All structures of frequency converter all are installed on aluminium (perhaps copper) substrate: power model is fixed on aluminium (perhaps copper) substrate, and other all structural members also are installed on aluminium (perhaps copper) substrate.
Because the reason of heat radiation, aluminium (perhaps copper) substrate that serves as heat-conducting medium just requires Bao Yuehao more, and installation function requires substrate thick more good more (structural strength).The contradiction of above-mentioned heat radiation and structural strength does not solve in present explosion-proof frequency converter structural design well, and the consequence that causes is: heat radiation is unstable, surpasses certain power and will use thick copper coin, and cost is high, weight is big, can't realize modularization.
The utility model content
The technical problem that the utility model will solve is, can't take into account the problem of structural strength and heat radiation to aforesaid substrate, and a kind of modular power unit and frequency converter are provided.
The technical scheme that the utility model solves the problems of the technologies described above is, a kind of modular power unit is provided, and comprises composite base plate and is fixed on the power model on the said composite base plate; Said composite base plate comprises structural slab and the heating panel that is fixed together, and said structural slab is positioned at the top of heating panel; Said structural slab is provided with the perforate of shape and size and power model coupling; Said power model is fixed on the perforate bottom surface interior and this power model of said structural slab and is close to heating panel.
In the described modular power unit of the utility model, the lower surface of said structural slab is close to the upper surface of heating panel, and said structural slab is provided with a plurality of perforates, and each perforate internal fixation has a power model.
In the described modular power unit of the utility model, the both sides of the edge of said structural slab are respectively equipped with flange and groove, and the shape and the size of said flange and groove are complementary.
In the described modular power unit of the utility model, said structural slab is in the same place through screw with heating panel, and on the said structural slab structural member is installed also.
In the described modular power unit of the utility model, said structural slab is an aluminium sheet, and said heating panel is a copper coin.
The utility model also provides a kind of frequency converter, comprises that the power cell and this power cell that are fixed on the sheet metal component comprise composite base plate and be fixed on the power model on the said composite base plate; Said composite base plate comprises structural slab and the heating panel that is fixed together, and said structural slab is positioned at the top of heating panel; Said structural slab is provided with the perforate of shape and size and power model coupling; Said power model is fixed on the perforate bottom surface interior and this power model of said structural slab and is close to heating panel.
In the described frequency converter of the utility model, the lower surface of said structural slab is close to the upper surface of heating panel, and said structural slab is provided with a plurality of perforates, and each perforate internal fixation has a power model.
In the described frequency converter of the utility model, said frequency converter comprises that a plurality of power cells and said a plurality of power cell are arranged side by side.
In the described frequency converter of the utility model, the both sides of the edge of the structural slab of each power cell are respectively equipped with flange and groove, and the adjacent power unit joins with the mode that flange embeds groove.
In the described frequency converter of the utility model, said structural slab is an aluminium sheet, and said heating panel is a copper coin.
Modular power unit of the utility model and frequency converter have following beneficial effect: through the composite base plate that is made up of structural slab and heating panel, solved the problem of installing and dispelling the heat in the frequency converter preferably.And the utility model makes installation property, productivity, maintainability performance, the expansibility of frequency converter (power raises and reduces) unprecedentedly to improve by modular structure, has reduced the cost of product simultaneously.
Description of drawings
Fig. 1 is the sketch map of the utility model modular power unit embodiment.
Fig. 2 is the partial enlarged drawing of power cell among Fig. 1.
Fig. 3 is the sketch map of the frequency converter embodiment of the utility model.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Shown in Fig. 1-2, be the sketch map of the utility model modular power unit embodiment.Modular power unit in the present embodiment comprises composite base plate 10 and power model 20 (for example IGBT module), and wherein power model 20 is fixed on the composite base plate 10.Above-mentioned composite base plate 10 comprises the structural slab 11 and heating panel 12 that is fixed together, and structural slab 11 is positioned at the top of heating panel 12.Structural slab 11 is provided with the perforate 113 of shape and size and power model 20 couplings.Power model 20 is fixed on perforate 113 bottom surfaces interior and this power model 20 of structural slab 11 and is close to heating panel 12.
Because structural slab adopted composite construction, it can make it can satisfy the heat radiation requirement through the thickness of adjustment structural slab 11 and heating panel 12, can satisfy installation requirement again, thereby product cost is sharply reduced, and can satisfy again that the client can install, maintainable requirement.
Above-mentioned perforate 113 can realize in the following manner: on structural slab 11, offer the through hole that matees with power model 20 sizes, power model 20 sinks to above-mentioned through hole and arrives structural slab 11 or heating panel 12 through screw.
In above-mentioned modular power unit, the lower surface of structural slab 11 is close to the upper surface of heating panel 12, and on the structural slab 11 a plurality of perforates can be set, thereby a plurality of power models 20 can be installed on a composite base plate 10.Through above-mentioned modular cellular construction, not only make installation property, productivity, maintainability performance, the expansibility of product (power raises and reduces) unprecedentedly to improve, also make the cost of product reduce greatly.
In order to realize the installation of a plurality of modular power units; Flange 111 and groove 112 can be set respectively in the both sides of the edge of said structure plate 11; And above-mentioned flange 111 is complementary with the shape and the size of groove 112, thereby can realize the splicing of adjacent block power cell through the mode that flange embeds groove.
Held stationary for implementation structure plate 11 and heating panel 12 can adopt screw 15 structural slab 11 to be fixed to the upper surface of heating panel 12.Certainly, in actual use, also can adopt other mode fixed structure plates 11 and heating panel 12, for example adopt modes such as buckle, rivet.And also can fixedly mount other structural members (for example copper bar etc.) on the structural slab 11.
Said structure plate 11 can adopt aluminium sheet, and heating panel 12 then can adopt copper coin.In order to make product reach optimum performance, structural slab 11 and the material that heating panel 12 adopted can require along with the hot property of product and change.
Above-mentioned modular power unit can directly apply to equipment such as explosion-proof frequency converter.As shown in Figure 3, be the sketch map that comprises the frequency converter of above-mentioned modular power unit 32.This frequency converter comprises a plurality of power cells 32 that are fixed on the sheet metal component 31, and each power cell 32 comprises composite base plate and is fixed on the power model on the composite base plate; Above-mentioned composite base plate comprises structural slab (for example adopting aluminium sheet) and the heating panel (for example adopting copper coin) that is fixed together, and structural slab is positioned at the top of heating panel; Also be provided with the perforate of shape and size and power model coupling on the structural slab; Power model is fixed on the perforate bottom surface interior and this power model of structural slab and is close to heating panel.
Especially, upper surface and structural slab that the lower surface of said structure plate is close to heating panel are provided with a plurality of perforates, and each perforate internal fixation has a power model, thereby each power cell 32 can fixedly mount a plurality of power models.
In above-mentioned frequency converter, a plurality of power cells 32 are arranged side by side.And the both sides of the edge of the structural slab of each power cell 32 are respectively equipped with flange and groove, and the adjacent power unit joins with the mode that flange embeds groove.
The above; Be merely the preferable embodiment of the utility model; But the protection range of the utility model is not limited thereto; Any technical staff who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection range of the utility model.Therefore, the protection range of the utility model should be as the criterion with the protection range of claim.

Claims (10)

1. a modular power unit is characterized in that: comprise composite base plate and be fixed on the power model on the said composite base plate; Said composite base plate comprises structural slab and the heating panel that is fixed together, and said structural slab is positioned at the top of heating panel; Said structural slab is provided with the perforate of shape and size and power model coupling; Said power model is fixed on the perforate bottom surface interior and this power model of said structural slab and is close to heating panel.
2. modular power unit according to claim 1 is characterized in that: the lower surface of said structural slab is close to the upper surface of heating panel, and said structural slab is provided with a plurality of perforates, and each perforate internal fixation has a power model.
3. modular power unit according to claim 1 is characterized in that: the both sides of the edge of said structural slab are respectively equipped with flange and groove, and the shape and the size of said flange and groove are complementary.
4. modular power unit according to claim 1 is characterized in that: said structural slab is in the same place through screw with heating panel, and on the said structural slab structural member is installed also.
5. according to each described modular power unit among the claim 1-4, it is characterized in that: said structural slab is an aluminium sheet, and said heating panel is a copper coin.
6. a frequency converter is characterized in that: comprise that the power cell and this power cell that are fixed on the sheet metal component comprise composite base plate and be fixed on the power model on the said composite base plate; Said composite base plate comprises structural slab and the heating panel that is fixed together, and said structural slab is positioned at the top of heating panel; Said structural slab is provided with the perforate of shape and size and power model coupling; Said power model is fixed on the perforate bottom surface interior and this power model of said structural slab and is close to heating panel.
7. frequency converter according to claim 6 is characterized in that: the lower surface of said structural slab is close to the upper surface of heating panel, and said structural slab is provided with a plurality of perforates, and each perforate internal fixation has a power model.
8. frequency converter according to claim 6 is characterized in that: said frequency converter comprises that a plurality of power cells and said a plurality of power cell are arranged side by side.
9. frequency converter according to claim 8 is characterized in that: the both sides of the edge of the structural slab of each power cell are respectively equipped with flange and groove, and the adjacent power unit joins with the mode that flange embeds groove.
10. according to each described frequency converter among the claim 6-9, it is characterized in that: said structural slab is an aluminium sheet, and said heating panel is a copper coin.
CN 201220296407 2012-06-21 2012-06-21 Modularization power unit and transducer Expired - Lifetime CN202634252U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220296407 CN202634252U (en) 2012-06-21 2012-06-21 Modularization power unit and transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220296407 CN202634252U (en) 2012-06-21 2012-06-21 Modularization power unit and transducer

Publications (1)

Publication Number Publication Date
CN202634252U true CN202634252U (en) 2012-12-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220296407 Expired - Lifetime CN202634252U (en) 2012-06-21 2012-06-21 Modularization power unit and transducer

Country Status (1)

Country Link
CN (1) CN202634252U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103580451A (en) * 2012-08-08 2014-02-12 群光电能科技股份有限公司 Combined power source device and power source system with same
CN110718379A (en) * 2019-09-10 2020-01-21 陈强 Network transformer integrating PoE power supply function

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103580451A (en) * 2012-08-08 2014-02-12 群光电能科技股份有限公司 Combined power source device and power source system with same
CN103580451B (en) * 2012-08-08 2016-06-01 群光电能科技股份有限公司 A kind of combined electrical source apparatus and there is the power-supply system of combined electrical source apparatus
CN110718379A (en) * 2019-09-10 2020-01-21 陈强 Network transformer integrating PoE power supply function
CN110718379B (en) * 2019-09-10 2021-08-03 佛山市顺德区正中电子电器有限公司 Network transformer integrating PoE power supply function

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160226

Address after: Shenzhen City, Guangdong province Baoan 518101 District 70 Liu Xian Road two Hongwei Industrial Park building E building 1-3

Patentee after: SHENZHEN INOVANCE TECHNOLOGY Co.,Ltd.

Patentee after: SUZHOU INOVANCE TECHNOLOGY Co.,Ltd.

Address before: 518101 Guangdong city of Shenzhen province Baoan District no 70 District Liu Xian two road Hongwei Dong Industrial Zone E

Patentee before: SHENZHEN INOVANCE TECHNOLOGY Co.,Ltd.

Patentee before: SUZHOU INOVANCE TECHNOLOGY Co.,Ltd.

Patentee before: Suzhou Monarch Control Technology Co.,Ltd.

CX01 Expiry of patent term

Granted publication date: 20121226

CX01 Expiry of patent term