CN202840907U - Converter device and converter box provided with external metal plate box frame - Google Patents
Converter device and converter box provided with external metal plate box frame Download PDFInfo
- Publication number
- CN202840907U CN202840907U CN 201220047598 CN201220047598U CN202840907U CN 202840907 U CN202840907 U CN 202840907U CN 201220047598 CN201220047598 CN 201220047598 CN 201220047598 U CN201220047598 U CN 201220047598U CN 202840907 U CN202840907 U CN 202840907U
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- metallic support
- power electronic
- changer device
- current potential
- metallic
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Abstract
The utility model relates to a converter device and a converter box provided with an external metal plate box frame. The utility model expatiates upon the converter device which comprises at least two metal brackets (1) consisting of two metal bracket components (1.1) respectively. A plurality of power electronic switch units (2) are supported by each of the metal brackets (1), and associated power electronic switch units (2) of the metal brackets (1) are connected in series and connected with series connection parts of the power electronic switch units (2) of the metal brackets (1). Therefore, the power electronic switch units (2) are located at the limited potential. The potential of the metal bracket components (1.1) of the associated metal brackets (1) equals to the potential of one power electronic switch unit (2), or equals to even times of the potential of one power electronic switch unit (2).
Description
Technical field
The utility model relates to the power electronic device field.It is based on according to the Changer Device of the foreword of independent claims and the transducer case with this Changer Device.
Background technology
Now, Changer Device is used for many commercial Application.Typical converter equipment comprises two or more metallic supports, and each metallic support supports a plurality of power electronic switchings unit thus.The associated power electronic switch unit of each metallic support is connected in series usually, and on the other hand, is connected in series the section that is connected in series of the power electronic switching unit of metallic support.Each power electronic switching unit is in the current potential that limits.In CN 202043019U, the characteristic Changer Device is shown.
The insulating requirements that has with irrelevant each metallic support of the possible output voltage of Changer Device is necessary.
The utility model content
A purpose of the present utility model be according to so that the insulating requirements of each metallic support of Changer Device be with the possible output voltage of Changer Device irrespectively selectable mode embody the described Changer Device of introductory section.Another purpose of the present utility model provides a kind of very healthy and strong and can very easily realize the transducer case.
These purposes are by realizing such as claim 1 and 8 described features respectively.Stipulate in the dependent claims favourable development of the present utility model.
Changer Device comprises at least two metallic supports, respectively comprises two metallic support parts, and each metallic support supports a plurality of power electronic switchings unit thus.The associated power electronic switch unit of each metallic support is connected in series usually: in addition, be connected in series the section that is connected in series of the power electronic switching unit of metallic support.In addition, each power electronic switching unit is in the current potential that limits.According to the utility model, the current potential of the metallic support parts of related metallic support equals the current potential of a power electronic switching unit, perhaps equals the even-multiple of the current potential of a power electronic switching unit.Advantageously, by this measure, each metallic support, the particularly insulating requirements of each metallic support parts are irrespectively selectable with the possible output voltage of Changer Device.
In order to realize extremely healthy and strong and to be the transducer case of very easily realizing, comprise outer metallic plate cabinet frame according to transducer case of the present utility model, Changer Device of the present utility model noted earlier is arranged on outer metallic plate cabinet frame inside thus, each metallic support parts and spaced apart at least one spacer of outer metallic plate case, and spacer comprises insulating material.
By below in conjunction with accompanying drawing to detailed description of preferred embodiment of the present utility model, these and other objects of the present utility model, advantage and feature will become apparent.
Description of drawings
Accompanying drawing comprises:
Fig. 1 is the front view according to the first embodiment of Changer Device of the present utility model,
Fig. 2 is the front view according to the second embodiment of Changer Device of the present utility model,
Fig. 3 is the front view according to the 3rd embodiment of Changer Device of the present utility model, and
Fig. 4 is the front view according to an embodiment of transducer case of the present utility model.
The reference number that uses in the accompanying drawing and implication thereof list with the summary form in the tabulation of reference number.Substantially, in the accompanying drawing, same section provides same reference numerals.Any described embodiment represents the example of theme of the present utility model, and without any restriction.
Embodiment
Fig. 1 illustrates the front view according to the first embodiment of Changer Device of the present utility model.In addition, Fig. 2 illustrates the front view according to the second embodiment of Changer Device of the present utility model.In addition, shown in Fig. 3 according to the front view of the 3rd embodiment of Changer Device of the present utility model.At last, Fig. 4 illustrates the front view according to an embodiment of transducer case of the present utility model.
In general, comprise at least two metallic supports 1 according to Changer Device of the present utility model, each metallic support 1 comprises two metallic support parts 1.1 thus.Each metallic support 1 supports a plurality of power electronic switchings unit 2.Preferably, each switch element 2 is embodied as two utmost point switch elements 2, and has capacitive energy storage and have and can drive the bidirectional power semiconductor switch, and it has controlled unidirectional current-carrying direction.Two utmost point switch elements 2 also can be imagined, and still, they generally are presented as multi-level pmultistage circuit, and can switch at least one positive voltage and at least one negative voltage between the utmost point and the utmost point.Specifically, driven bidirectional power semiconductor switch with controlled unidirectional current-carrying direction is presented as gate turn-off thyristor (GTO) or integrated thyristor, in the integrated thyristor, commutation drive electrode (the integrated grid change transistor of IGCT-) Opposite direction connection in parallel with respective diode.But, but also can imagine the igbt (IGBT) that makes the driving power semiconductor switch for example be presented as the power MOSFET of the diode that also has Opposite direction connection in parallel or be presented as the diode that also has Opposite direction connection in parallel.According to Fig. 1 to Fig. 3, each metallic support 1 supports for example ten switch elements 2.
Consideration is according to Changer Device of the present utility model, and the associated power electronic switch unit 2 of each metallic support 1 is connected in series, and is connected in series the section that is connected in series of the power electronic switching unit of metallic support 1.For the section that is connected in series of the power electronic switching unit 2 of each metallic support 1, preferably example is used switch element busbar 7 as shown in Figure 1 to Figure 3.Be connected in series for the section that is connected in series of the power electronic switching unit 2 of metallic support 1-this section of being connected in series, example is used essential bus 8 as shown in Figure 1 to Figure 3.Example as shown in Figure 1 to Figure 3, essential bus 8 also is used to form power supply terminal 9.
In addition, each power electronic switching unit 2 is in the current potential that limits.Now, according to the utility model, in general, the current potential of the metallic support parts 1.1 of related metallic support 1 equals the current potential of a power electronic switching unit 2, perhaps equals the even-multiple of the current potential of a power electronic switching unit 2.With the metallic support parts 1.1 of related metallic support 1 connect to obtain this current potential connecting portion possible option example as depicted in figs. 1 and 2.Advantageously, by this measure, each metallic support 1, the particularly insulating requirements of each metallic support parts 1.1 are irrespectively selectable with the possible output voltage of Changer Device.Preferably, the current potential of power electronic switching unit 2 is variable,, not necessarily is fixed to certain value that is.
Preferably, each switch element 2 is fixed on metallic support parts 1.1 by at least one accessory 3, and example as shown in Figure 1 to Figure 3.Advantageously, at least one accessory 3 comprises insulating material.
According to Fig. 2, each metallic support parts 1.1 is by at least one insulator unit 4 and 1.1 insulation of adjacent metal bracket component.
The connecting portion that connects to obtain this current potential with the metallic support parts 1.1 of related metallic support 1 comprises impedance 10.Impedance allows to reduce the temporary transient capacitance current that occurs.Preferably, impedance 10 is resistors.
And for example the beginning is described, and Fig. 4 illustrates the front view according to an embodiment of transducer case of the present utility model.The transducer case has outer metallic plate cabinet frame 5, thus as previously described be arranged on outer metallic plate cabinet frame 5 inside according to transducer of the present utility model.Specifically, inner at the transducer case according to Fig. 4, the Changer Device according to Fig. 1 is set.In this, should obviously mention, the Changer Device that is arranged on outer metallic plate cabinet frame 5 inside of transducer case is not limited to the embodiment according to Fig. 1 to Fig. 3.In addition, each metallic support parts 1.1 and outer metallic plate cabinet frame 5 spaced apart at least one spacer 6, and spacer 6 comprises insulating material.Therefore, spacer 6 provides the electric insulation of respective metal bracket component 1.1 with outer metallic film cabinet frame 5.Adopt sleeve pipe to make formation power supply terminal 9 employed essential bus 8 pass outer metallic plate cabinet frame 5, in order to make mutually external metallic plate cabinet frame 5 electric insulations of essential bus 8.For the sake of brevity, not shown sleeve pipe among Fig. 4.In a word, measure noted earlier allows to realize transducer case extremely healthy and strong and that can very easily make up.
List of reference characters
1 metallic support; 1.1 metallic support parts; 2 power electronic switching unit; 3 accessories; 4 insulator element; 5 outer metallic plate cabinet frame; 6 spacers; 7 switch element busbars; 8 essential bus; 9 power supply terminals; 10 impedances
Claims (8)
1. Changer Device, it is characterized in that, comprise and respectively comprise two metallic support parts, (1.1) at least two metallic supports, (1), each metallic support thus, (1) supports a plurality of power electronic switchings unit, (2), and each metallic support, (1) associated power electronic switch unit, (2) be connected in series, and be connected in series described metallic support, (1) power electronic switching unit, (2) the section that is connected in series, each power electronic switching unit thus, (2) be in the current potential that limits
Wherein, the current potential of the metallic support parts (1.1) of described related metallic support (1) equals the current potential of a power electronic switching unit (2), perhaps equals the even-multiple of the current potential of a power electronic switching unit (2).
2. Changer Device as claimed in claim 1 is characterized in that, each switch element (2) is fixed on metallic support parts (1.1) by at least one accessory (3).
3. Changer Device as claimed in claim 2 is characterized in that, described at least one accessory (3) comprises insulating material.
4. such as each the described Changer Device in claim 1 or 3, it is characterized in that, each metallic support parts (1.1) is by at least one insulator unit (4) and adjacent metal bracket component (1.1) insulation.
5. Changer Device as claimed in claim 1 is characterized in that, the current potential of power electronic switching unit (2) is variable.
6. Changer Device as claimed in claim 1 is characterized in that, connects with the described metallic support parts (1.1) of described related metallic support (1) and comprises impedance (10) with the described connecting portion that obtains described current potential.
7. Changer Device as claimed in claim 6 is characterized in that, described impedance (10) is resistor.
8. transducer case with outer metallic plate cabinet frame (5), it is characterized in that, thus, outer metallic plate cabinet frame (5) inside as described in being arranged on such as each the described Changer Device in the claim 1 to 7, each metallic support parts (1.1) and spaced apart at least one spacer of described outer metallic plate cabinet frame (5) (6), and described spacer (6) comprises insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220047598 CN202840907U (en) | 2012-02-07 | 2012-02-07 | Converter device and converter box provided with external metal plate box frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220047598 CN202840907U (en) | 2012-02-07 | 2012-02-07 | Converter device and converter box provided with external metal plate box frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202840907U true CN202840907U (en) | 2013-03-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220047598 Expired - Fee Related CN202840907U (en) | 2012-02-07 | 2012-02-07 | Converter device and converter box provided with external metal plate box frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202840907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861557A (en) * | 2018-12-26 | 2019-06-07 | 江苏万帮德和新能源科技股份有限公司 | A kind of tandem type middle-and-high voltage system |
-
2012
- 2012-02-07 CN CN 201220047598 patent/CN202840907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861557A (en) * | 2018-12-26 | 2019-06-07 | 江苏万帮德和新能源科技股份有限公司 | A kind of tandem type middle-and-high voltage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130327 Termination date: 20170207 |