CN202634253U - Frequency converter with layered structure - Google Patents
Frequency converter with layered structure Download PDFInfo
- Publication number
- CN202634253U CN202634253U CN 201220296409 CN201220296409U CN202634253U CN 202634253 U CN202634253 U CN 202634253U CN 201220296409 CN201220296409 CN 201220296409 CN 201220296409 U CN201220296409 U CN 201220296409U CN 202634253 U CN202634253 U CN 202634253U
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- China
- Prior art keywords
- busbar
- frequency converter
- electric capacity
- igbt
- master row
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- 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
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- 238000002955 isolation Methods 0.000 claims abstract description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 abstract 16
- 238000005516 engineering process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model provides a frequency converter with a layered structure. The frequency converter comprises a capacitor bracket and a direct current busbar plate, wherein the capacitor bracket is vertically arranged on the same surface of a structure piece; a plurality of capacitors are fixed in the capacitor bracket; a capacitor busbar which is parallel with the capacitor bracket is arranged on the direct current busbar plate, and the capacitor busbar comprises a positive capacitor busbar and a negative capacitor busbar which are fixed on pins of the capacitors respectively; and the positive capacitor busbar and the negative capacitor busbar are superposed, and an insulated isolation layer is arranged between the positive capacitor busbar and the negative capacitor busbar. According to the frequency converter, the distributed structure of a direct current busbar and the capacitors are realized by using the direct current busbar plate and the capacitor bracket, so that the structure of the whole frequency converter is very compact, a space is fully used, and the power density of a product can be maximally increased.
Description
Technical field
The utility model relates to frequency changer, more particularly, relates to a kind of frequency converter with hierarchy.
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.
For explosion-proof frequency converter, the structural design of its complete machine can be installed, maintainability requires highly, and requires also higher to its power density.
The layout of most explosion-proof frequency converter DC master rows, electric capacity and the veneer (drive plate, control board, power panel) that occurs in the market is comparatively mixed and disorderly; Veneer and DC master row generally are positioned at the same side; Small product size is bigger; Power density is little, and the phase mutual interference is big, simultaneously installability, maintainable relatively poor.
The utility model content
The technical problem that the utility model will solve is, little to above-mentioned explosion-proof frequency converter power density, can install, the problem of maintainable difference, a kind of frequency converter with hierarchy is provided.
The technical scheme that the utility model solves the problems of the technologies described above is; A kind of frequency converter with hierarchy is provided; The capacitance bracket and the DC master row plate that comprise the same surface that is vertically set on structural member respectively, wherein: be fixed with a plurality of electric capacity on the said capacitance bracket; Said DC master row plate is provided with positive electric capacity busbar and the negative capacitance busbar that the electric capacity busbar that is parallel to said capacitance bracket and said electric capacity busbar comprise the pin that is respectively fixed to electric capacity, is provided with dielectric isolation layer between said positive electric capacity busbar and the superimposed setting of negative capacitance busbar and positive electric capacity busbar and the negative capacitance busbar.
In the described frequency converter with hierarchy of the utility model, said frequency converter also comprises the veneer support on the said surface that is vertically fixed on structural member, is fixed with one or more in drive plate, control board and the power panel on the said veneer support.
In the described frequency converter with hierarchy of the utility model, also be fixed with the IGBT module on the said structural member, comprise the IGBT busbar on the said DC master row plate, the IGBT busbar on said IGBT module and the DC master row plate is electrically connected.
In the described frequency converter with hierarchy of the utility model, said capacitance bracket and the adjacent setting of DC master row plate, and said IGBT module is located at the below of said capacitance bracket, and said IGBT busbar is positioned at electric capacity busbar below.
In the described frequency converter with hierarchy of the utility model, said IGBT busbar comprises positive IGBT busbar and negative IGBT busbar, and said positive IGBT busbar and negative IGBT busbar folded mutually be provided with and have insulating material between the two be separated by.
In the described frequency converter with hierarchy of the utility model, said veneer support, capacitance bracket and DC master row plate are parallel to each other.
In the described frequency converter with hierarchy of the utility model, said veneer support, capacitance bracket and the superimposed setting of DC master row plate and have the gap each other, said capacitance bracket is between veneer support and DC master row plate.
In the described frequency converter with hierarchy of the utility model, drive plate, control board and/or the power panel on the said veneer support is parallel to the stationary plane of veneer support.
In the described frequency converter with hierarchy of the utility model; The leads ends of the electric capacity on the said capacitance bracket is towards the DC master row plate; Said DC master row plate is provided with a plurality of binding posts, and two binding posts of its middle connecting terminal are realized being connected of electric capacity pin and positive electric capacity busbar and negative capacitance busbar respectively.
The frequency converter with hierarchy of the utility model has following beneficial effect: the realization through DC master row plate, capacitance bracket and veneer support the distributed frame of DC master row, electric capacity and veneer; Make that the structure of whole frequency converter is very compact; Made full use of the space, thereby the power density of product is accomplished maximum as far as possible.The DC master row of the utility model adopts lamination to arrange, and makes that stray inductance is very little, superior electrical property, and the topology layout of the utility model is clear bright and clear, has good assembling capacity and maintainability.
Description of drawings
Fig. 1 is the explosive view that the utlity model has the frequency converter embodiment of hierarchy.
Fig. 2 is the combination sketch map that has the frequency converter of hierarchy among Fig. 1.
Fig. 3 is another combination sketch map that has the frequency converter of hierarchy among Fig. 1.
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. 1-3, be the sketch map that the utlity model has the frequency converter embodiment of hierarchy.Frequency converter in the present embodiment comprises veneer support 11, capacitance bracket 12 and DC master row plate 13; Above-mentioned veneer support 11, capacitance bracket 12 and DC master row plate 13 are vertically set on the same surface of structural member 14 (for example substrate) respectively; Wherein be fixed with one or more in drive plate, control board and the power panel on the veneer support 11; Be fixed with a plurality of electric capacity on the capacitance bracket 12, DC master row plate 13 is provided with the electric capacity busbar of the pin that is fixed to the electric capacity on the capacitance bracket 12.
Above-mentioned electric capacity busbar comprises the positive electric capacity busbar 133 and negative capacitance busbar 134 of the pin that is respectively fixed to electric capacity, is provided with dielectric isolation layer (for example dielectric film) between positive electric capacity busbar 133 and the 134 superimposed settings of negative capacitance busbar and positive electric capacity busbar 133 and the negative capacitance busbar 134.Especially, the leads ends of the electric capacity on the capacitance bracket 12 is towards the DC master row plate, and above-mentioned positive electric capacity busbar 133 and negative capacitance busbar 134 can be fixed to the pin of electric capacity through binding post.
The hierarchical layout of above-mentioned veneer, electric capacity, DC master row, clear in structure is bright and clear, has not only improved the power density of product, and has good assembling capacity and maintainability.
Especially, in the above-mentioned frequency converter with hierarchy, veneer support 11, capacitance bracket 12 and DC master row plate 13 are parallel to each other, and capacitance bracket 12 is between veneer support 11 and DC master row plate 13.
Drive plate, control board and/or power panel on the above-mentioned veneer support 11 is parallel to the stationary plane of veneer support 11, and promptly drive plate, control board and/or power panel are parallel to capacitance bracket 12 and DC master row plate 13.
The IGBT module 15 of above-mentioned frequency converter is fixed on the structural member 14, correspondingly, on DC master row plate 13, also is provided with the IGBT busbar, and the IGBT busbar on above-mentioned IGBT module 15 and the DC master row plate 13 is electrically connected.Especially, above-mentioned capacitance bracket 12 and the 13 adjacent settings of DC master row plate, IGBT module 15 is located at the below of capacitance bracket 12, and the IGBT busbar on the DC master row plate 13 is positioned at the below of DC master row plate 13, thereby is convenient to be connected with IGBT module 15.Said structure can make drive plate very near apart from IGBT module 15, and drive wire is realized the shortest the connection, enhances product performance greatly.
Above-mentioned IGBT busbar comprises positive IGBT busbar 131 and negative IGBT busbar 132, and above-mentioned positive IGBT busbar 131 and negative IGBT busbar 132 can adopt folded mutually setting and have insulating material between the two is separated by.Through the superimposed design of IGBT busbar, can make that stray inductance is very little, superior electrical property; And this iterative structure is very compact, has made full use of the space, makes the product power density can accomplish maximum as far as possible.
Veneer support 11 directly is vertically fixed to structural member 14 with capacitance bracket 12, and DC master row plate 13 is then realized fixing through the mode that is fixed to electric capacity and IGBT module.
Certainly, in practical application, also can be only with electric capacity and DC master row through capacitance bracket and DC master row plate with the vertical mode setting, and veneer is set in parallel in structural member.
The realization of above-mentioned frequency conversion utensil with hierarchy through DC master row plate, capacitance bracket and veneer support the distributed frame of DC master row, electric capacity and veneer; Make that the structure of whole frequency converter is very compact; Made full use of the space, thereby the power density of product is accomplished maximum as far as possible.
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 (9)
1. the frequency converter with hierarchy is characterized in that: comprise the capacitance bracket and the DC master row plate on the same surface that is vertically set on structural member respectively, wherein: be fixed with a plurality of electric capacity on the said capacitance bracket; Said DC master row plate is provided with positive electric capacity busbar and the negative capacitance busbar that the electric capacity busbar that is parallel to said capacitance bracket and said electric capacity busbar comprise the pin that is respectively fixed to electric capacity, is provided with dielectric isolation layer between said positive electric capacity busbar and the superimposed setting of negative capacitance busbar and positive electric capacity busbar and the negative capacitance busbar.
2. the frequency converter with hierarchy according to claim 1; It is characterized in that: said frequency converter also comprises the veneer support on the said surface that is vertically fixed on structural member, is fixed with one or more in drive plate, control board and the power panel on the said veneer support.
3. the frequency converter with hierarchy according to claim 1 and 2; It is characterized in that: also be fixed with the IGBT module on the said structural member; Comprise the IGBT busbar on the said DC master row plate, the IGBT busbar on said IGBT module and the DC master row plate is electrically connected.
4. the frequency converter with hierarchy according to claim 3 is characterized in that: said capacitance bracket and the adjacent setting of DC master row plate, and said IGBT module is located at the below of said capacitance bracket, and said IGBT busbar is positioned at electric capacity busbar below.
5. the frequency converter with hierarchy according to claim 3; It is characterized in that: said IGBT busbar comprises positive IGBT busbar and negative IGBT busbar, and said positive IGBT busbar and negative IGBT busbar folded mutually be provided with and have insulating material between the two be separated by.
6. the frequency converter with hierarchy according to claim 2 is characterized in that: said veneer support, capacitance bracket and DC master row plate are parallel to each other.
7. the frequency converter with hierarchy according to claim 6 is characterized in that: said veneer support, capacitance bracket and the superimposed setting of DC master row plate and have the gap each other, said capacitance bracket is between veneer support and DC master row plate.
8. the frequency converter with hierarchy according to claim 6 is characterized in that: drive plate, control board and/or the power panel on the said veneer support is parallel to the stationary plane of veneer support.
9. the frequency converter with hierarchy according to claim 1; It is characterized in that: the leads ends of the electric capacity on the said capacitance bracket is towards the DC master row plate; Said DC master row plate is provided with a plurality of binding posts, and two binding posts of its middle connecting terminal are realized being connected of electric capacity pin and positive electric capacity busbar and negative capacitance busbar respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296409 CN202634253U (en) | 2012-06-21 | 2012-06-21 | Frequency converter with layered structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220296409 CN202634253U (en) | 2012-06-21 | 2012-06-21 | Frequency converter with layered structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634253U true CN202634253U (en) | 2012-12-26 |
Family
ID=47387395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220296409 Expired - Lifetime CN202634253U (en) | 2012-06-21 | 2012-06-21 | Frequency converter with layered structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202634253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187855A (en) * | 2013-03-29 | 2013-07-03 | 青岛天信变频电机有限公司 | Power and energy storage structure of mine anti-explosion frequency control all-in-one machine |
| CN103219834A (en) * | 2013-03-29 | 2013-07-24 | 青岛天信变频电机有限公司 | Explosion suppression and intrinsically safe type frequency conversion and speed regulation integral machine with 3300V for mine |
-
2012
- 2012-06-21 CN CN 201220296409 patent/CN202634253U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187855A (en) * | 2013-03-29 | 2013-07-03 | 青岛天信变频电机有限公司 | Power and energy storage structure of mine anti-explosion frequency control all-in-one machine |
| CN103219834A (en) * | 2013-03-29 | 2013-07-24 | 青岛天信变频电机有限公司 | Explosion suppression and intrinsically safe type frequency conversion and speed regulation integral machine with 3300V for mine |
| CN103219834B (en) * | 2013-03-29 | 2015-03-04 | 青岛中加特变频电机有限公司 | Explosion suppression and intrinsically safe type frequency conversion and speed regulation integral machine with 3300V for mine |
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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: 20160218 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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |