CN205104487U - Many level module unit based on crimping formula IGBT - Google Patents
Many level module unit based on crimping formula IGBT Download PDFInfo
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- CN205104487U CN205104487U CN201520878557.5U CN201520878557U CN205104487U CN 205104487 U CN205104487 U CN 205104487U CN 201520878557 U CN201520878557 U CN 201520878557U CN 205104487 U CN205104487 U CN 205104487U
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- down mechanism
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- base
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- 238000002788 crimping Methods 0.000 title claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 239000003990 capacitor Substances 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 abstract description 5
- 239000006185 dispersion Substances 0.000 abstract description 2
- 239000000725 suspension Substances 0.000 abstract 3
- 238000004146 energy storage Methods 0.000 abstract 2
- 238000013316 zoning Methods 0.000 abstract 1
- 238000000429 assembly Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a many level module unit based on crimping formula IGBT, include energy -storage capacitor, control box subassembly, hold -down mechanism subassembly, vacuum contactor, go up backup pad, bottom suspension fagging, locating piece, base, bottom plate, energy -storage capacitor installs the one end at the bottom plate, and base and vacuum contactor pass through the bottom suspension fagging and together fixed and install the other end at the bottom plate through the locating piece, installation hold -down mechanism subassembly on the base, and hold -down mechanism upper portion front side is connected and is gone up the backup pad, the control box subassembly is close to upper and lower the connection respectively of hold -down mechanism one side with last backup pad, bottom suspension fagging to be fixed, and the metallic channel is installed in the inboard of base. The utility model discloses in the structure, components and parts and secondary control integrated circuit board zoning scheme satisfy the enduring the high pressure, enduring the heavy current, enduring strong electromagnetic interference of power equipment, good heat dispersion, characteristics such as the maneuverability of electric wiring, maintainability.
Description
Technical field
The utility model relates to a kind of many level module group unit based on compression joint type IGBT, belongs to power equipment accessory technical field.
Background technology
Current flexible DC power transmission and reactive compensation system many employings modularized design, many level module group unit is the core cell in flexible DC power transmission and reactive compensation system, and the quality of its performance is related to the quality of whole system performance,
The device that the current many employings of many level module group unit are withstand voltage and through-current capability is general, cause the withstand voltage of single submodule and through-current capability deficiency, the finite capacity of individual module, in engineering, the quantity of required submodule is more, reliability reduces, and jumbo system is difficult to realize.Meanwhile, the layout of a lot of many level module group unit is comparatively chaotic, components and parts and secondary board mixed layout, and the action of components and parts often causes interference and impact to secondary board, seriously reduces submodule reliability of operation; The maintenance of board is also comparatively complicated, and even need the water swivel extracting submodule as changed, extract submodule out, on-the-spot workload can increase greatly, and the risk that branch road water pipe leaks also can increase.
Utility model content
Object: in order to overcome the deficiencies in the prior art, the utility model provides a kind of many level module group unit based on compression joint type IGBT, this module can resistance to more high voltage, logical more big current, thus be convenient to the realization of hicap, modular structure is compact simultaneously, and components and parts and secondary board subregion are arranged, board can maintain easily, improve the stability of system, reliability, maintainability, reduce operation risk, safeguard risk.
Technical scheme: for solving the problems of the technologies described above, the technical solution adopted in the utility model is:
Based on many level module group unit of compression joint type IGBT, it is characterized in that: comprise storage capacitor, control box assembly, hold-down mechanism assembly, vacuum contactor, upper backup pad, lower supporting plate, locating piece, base, base plate; Storage capacitor is arranged on one end of base plate, and base and vacuum contactor are fixed together by lower supporting plate and are arranged on the other end of base plate by locating piece, and base is installed hold-down mechanism assembly, hold-down mechanism connects upper backup pad on front side of top; Control box assembly is connected and fixed with upper backup pad, lower supporting plate up and down respectively near hold-down mechanism side.
The described many level module group unit based on compression joint type IGBT, is characterized in that: described hold-down mechanism assembly comprises the upper pressing plate, disc spring, cushion block, IGBT, radiator, busbar, resistance, the lower pressing plate that stack successively; Upper pressing plate is connected by screw rod with lower pressing plate corner correspondence position, disc spring, cushion block, IGBT, radiator, busbar, resistance crimping is fixed together;
The described many level module group unit based on compression joint type IGBT, is characterized in that: described control box assembly comprises shell, Control card assembly, power supply board assembly; Described Control card assembly, power supply board assembly are separately fixed in shell.
The described many level module group unit based on compression joint type IGBT, it is characterized in that: described hold-down mechanism assembly transverse arrangement of turbo, the radiating surface of the C pole of IGBT, the crimping contact-making surface of E pole and radiator all perpendicular to horizontal plane, and is parallel to the depth direction of many level module group unit.
The described many level module group unit based on compression joint type IGBT, is characterized in that: the IGBT quantity in described hold-down mechanism assembly is 2 or 4.
The described many level module group unit based on compression joint type IGBT, is characterized in that: also comprise thyristor in hold-down mechanism assembly.
The described many level module group unit based on compression joint type IGBT, is characterized in that: be provided with metallic channel inside described base, extends control box component internal, for secondary cabling.
Beneficial effect: the many level module group unit based on compression joint type IGBT that the utility model provides, adopt compression joint type power device, modularized design, components and parts and two sub-assembly subregions are arranged, module takes into account the operability and reliability etc. of electrical wiring between mechanical strength, Overvoltage and insulation coordination, the rational deployment of Primary Component and heat dispersion, components and parts, each part and components and parts are combined, there is quick for installation, easy to maintenance, the feature such as floor space is little, compact conformation.After adopting such scheme, jumbo flexible direct current power transmission system or reactive compensation system can be realized, solve the unreasonable components and parts action caused of many level module group unit device layout and secondary board is produced to interference and impact and board field adjustable, safeguards inconvenient problem.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of hold-down mechanism assembly in the utility model;
Fig. 3 is the structural representation of control box component internal in the utility model;
In figure: storage capacitor 101, hold-down mechanism assembly 102, upper backup pad 103, control box assembly 104, lower supporting plate 105, vacuum contactor 106, metallic channel 107, locating piece 108, base 109, base plate 110; Upper pressing plate 201, disc spring 202, cushion block 203, IGBT204, radiator 205, busbar 206, resistance 207, lower pressing plate 208; Shell 301, Control card assembly 302, power supply board assembly 303.
Embodiment
Below in conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1, the utility model provides a kind of many level module group unit based on compression joint type IGBT, comprises storage capacitor 101, control box assembly 104, hold-down mechanism assembly 102, vacuum contactor 106, upper backup pad 103, lower supporting plate 105, locating piece 108, metallic channel 107, base 109, base plate 110; Storage capacitor 101 is arranged on one end of base plate 110, and base 109 and vacuum contactor 106 are fixed together by lower supporting plate 105 and are arranged on the other end of base plate 110 by locating piece 108, hold-down mechanism assembly 102 is installed above base 109, supporting bracket 103 is installed in hold-down mechanism 102 front, control box assembly 104 is installed on upper backup pad 103, lower supporting plate 105 front, and metallic channel 107 is installed on the inner side of base 109.
As shown in Figure 2, described hold-down mechanism assembly 102 comprises the upper pressing plate 201, disc spring 202, cushion block 203, IGBT204, radiator 205, busbar 206, resistance 207, the lower pressing plate 208 that vertically stack successively; Upper pressing plate 201 and lower pressing plate 208 4 jiaos of correspondence positions are connected by screw rod, disc spring 202, cushion block 203, IGBT204, radiator 205, busbar 206, resistance 207 crimping are fixed together;
Described hold-down mechanism assembly 102 transverse arrangement of turbo, the radiating surface of the C pole of IGBT204, the crimping contact-making surface of E pole and radiator 205 all perpendicular to horizontal plane, and is parallel to the depth direction of many level module group unit.Such alternating current bus bar and DC master row, all perpendicular to horizontal plane, facilitate the connection with storage capacitor and adjacent block.
Wherein, the IGBT quantity in described hold-down mechanism assembly is 2 or 4, and IGBT shape can be square, also can be circle, also can crimp thyristor in hold-down mechanism assembly.
As shown in Figure 3, described control box assembly 104 comprises shell 301, Control card assembly 302, power supply board assembly 303; Described Control card assembly 302, power supply board assembly 303 are separately fixed in shell 301.It is installed on the front of whole module, can be used as an assembly integral installation or dismounting in module.Control card in control box assembly and power supply board can individually mount and dismount.
The subregion achieving components and parts and two sub-assemblies is arranged: above-mentioned control box assembly is positioned at the front of whole module, keeps apart with components and parts.The interference that the subregion of components and parts and two sub-assemblies produces secondary side when arranging and effectively shield the action of primary side power device, is also convenient to the integral installation of two sub-assemblies, the independent dismounting of dismounting and each board, maintenance.
The utility model achieves the integral installation of two sub-assemblies, the independent dismounting of dismounting and each board, maintenance: two sub-assemblies, i.e. control box assembly, be installed on the front of whole module, comprises Control card, power supply board; Control box assembly can be used as a black box and installs or removes on module.Can integration operating of two sub-assemblies, optimizes module and produces the flow process of installing, and reduces the risk that in assembling process, board damages because of artificial contact, is also convenient to safeguard and changes.Meanwhile, the Control card in control box assembly and power supply board individually can be dismantled, safeguard.
The assembling process of the present embodiment is as follows:
First, lower pressing plate 208 is flat in the frock of design in advance, resistance 207, busbar 206, radiator 205, IGBT204, cushion block 203, disc spring 202, upper pressing plate 201 are well placed successively by the order of design;
Then, four screw rods are each passed through upper pressing plate 201 and tighten to lower pressing plate 208, and apply the thrust needed for device;
Then, base 109 is fixed on upper pressing plate 201 and lower pressing plate 208, metallic channel 107 is fixed on inside base 109;
Then, vacuum contactor 106 is installed on lower supporting plate 105;
Then, the lower supporting plate 105 that vacuum contactor 106 is housed is loaded on base 109, and upper backup pad 103 is loaded on hold-down mechanism assembly forward upper;
Then, general M16 hanger is loaded on upper pressing plate 201 and lower pressing plate 208 top and is used for lifting, the structure installed is hung and turns righting, and fix with the base plate 110 installing locating piece 108;
Then, storage capacitor 101 is lifted on base plate 110;
Then, connection copper bar is installed between alternating current bus bar 206 and vacuum contactor 106;
Then, assembling control box assembly 104, control box assembly 104 is made up of shell 301, Control card assembly 302, power supply board assembly 303; Assemble Control card assembly 302, power supply board assembly 303, Control card assembly 302 and power supply board assembly 303 are installed on shell 301.
Finally, the control box assembly 104 assembled is connected and installed on the upper backup pad 103 in module front, lower supporting plate 105, completes all wiring.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. based on many level module group unit of compression joint type IGBT, it is characterized in that: comprise storage capacitor, control box assembly, hold-down mechanism assembly, vacuum contactor, upper backup pad, lower supporting plate, locating piece, base, base plate; Storage capacitor is arranged on one end of base plate, and base and vacuum contactor are fixed together by lower supporting plate and are arranged on the other end of base plate by locating piece, and base is installed hold-down mechanism assembly, hold-down mechanism connects upper backup pad on front side of top; Control box assembly is connected and fixed with upper backup pad, lower supporting plate up and down respectively near hold-down mechanism side.
2. the many level module group unit based on compression joint type IGBT according to claim 1, is characterized in that: described hold-down mechanism assembly comprises the upper pressing plate, disc spring, cushion block, IGBT, radiator, busbar, resistance, the lower pressing plate that stack successively; Upper pressing plate is connected by screw rod with lower pressing plate corner correspondence position, disc spring, cushion block, IGBT, radiator, busbar, resistance crimping is fixed together.
3. the many level module group unit based on compression joint type IGBT according to claim 1, is characterized in that: described control box assembly comprises shell, Control card assembly, power supply board assembly; Described Control card assembly, power supply board assembly are separately fixed in shell.
4. the many level module group unit based on compression joint type IGBT according to claim 2, it is characterized in that: described hold-down mechanism assembly transverse arrangement of turbo, the radiating surface of the C pole of IGBT, the crimping contact-making surface of E pole and radiator all perpendicular to horizontal plane, and is parallel to the depth direction of many level module group unit.
5. the many level module group unit based on compression joint type IGBT according to claim 2, is characterized in that: the IGBT quantity in described hold-down mechanism assembly is 2 or 4.
6. the many level module group unit based on compression joint type IGBT according to claim 2, is characterized in that: also comprise thyristor in hold-down mechanism assembly.
7. the many level module group unit based on compression joint type IGBT according to claim 1 and 2, is characterized in that: be provided with metallic channel inside described base, extends control box component internal, for secondary cabling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878557.5U CN205104487U (en) | 2015-11-05 | 2015-11-05 | Many level module unit based on crimping formula IGBT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878557.5U CN205104487U (en) | 2015-11-05 | 2015-11-05 | Many level module unit based on crimping formula IGBT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205104487U true CN205104487U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520878557.5U Active CN205104487U (en) | 2015-11-05 | 2015-11-05 | Many level module unit based on crimping formula IGBT |
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| Country | Link |
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| CN (1) | CN205104487U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390956A (en) * | 2018-12-25 | 2019-02-26 | 北京思源清能电气电子有限公司 | A kind of electric control box and SVG cellular construction |
| CN111769749A (en) * | 2020-07-31 | 2020-10-13 | 中国南方电网有限责任公司超高压输电公司 | Explosion-proof type high-capacity multi-level full-bridge module device |
-
2015
- 2015-11-05 CN CN201520878557.5U patent/CN205104487U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390956A (en) * | 2018-12-25 | 2019-02-26 | 北京思源清能电气电子有限公司 | A kind of electric control box and SVG cellular construction |
| CN111769749A (en) * | 2020-07-31 | 2020-10-13 | 中国南方电网有限责任公司超高压输电公司 | Explosion-proof type high-capacity multi-level full-bridge module device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Biao Inventor after: Xie Yeyuan Inventor after: Wu Koulin Inventor after: Qiu Jinhui Inventor after: Yang Fei Inventor after: Tian Jingfu Inventor after: Qian Hai Inventor after: Liu Jun Inventor after: Pan Chun Inventor after: Li Hanjie Inventor after: Sheng Xiaodong Inventor after: Wang Tao Inventor after: Feng Yadong Inventor after: Wen Jifeng Inventor after: Liu Guowei Inventor after: Chen Yong Inventor before: Gao Biao Inventor before: Xie Yeyuan Inventor before: Pan Chun Inventor before: Li Hanjie Inventor before: Sheng Xiaodong Inventor before: Wang Tao Inventor before: Feng Yadong Inventor before: Wen Jifeng Inventor before: Liu Guowei Inventor before: Chen Yong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170406 Address after: 211102 Jiangning, Jiangsu, Jiangsu Province, the source of the road No. 69 Patentee after: Nanrui Relay Protection Electricity Co., Ltd., Nanjing Patentee after: Nanjing Nari-Relays Engineering Technology Co., Ltd. Patentee after: State Grid Liaoning Electric Power Co., Ltd. Patentee after: State Grid Corporation of China Address before: 211102 Jiangning, Jiangsu, Jiangsu Province, the source of the road No. 69 Patentee before: Nanrui Relay Protection Electricity Co., Ltd., Nanjing Patentee before: Nanjing Nari-Relays Engineering Technology Co., Ltd. |