CN203896176U - Small four-quadrant explosion-proof frequency conversion machine core - Google Patents
Small four-quadrant explosion-proof frequency conversion machine core Download PDFInfo
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- CN203896176U CN203896176U CN201420317149.8U CN201420317149U CN203896176U CN 203896176 U CN203896176 U CN 203896176U CN 201420317149 U CN201420317149 U CN 201420317149U CN 203896176 U CN203896176 U CN 203896176U
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- electric capacity
- igbt module
- cold water
- electrically connected
- water plate
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Abstract
The utility model discloses a small four-quadrant explosion-proof frequency conversion machine core comprising a cold water plate, an IGBT module and a power supply installing plate. The IGBT module and the power supply installing plate are installed at the cold water plate. A plurality of capacitor installing cabinets are installed between the cold water plate and the power supply installing plate longitudinally; and a plurality of capacitors that are arranged horizontally are installed in each capacitor installing cabinet an in inverted mode. A capacitor positive bus bar and a capacitor negative bus bar are installed at the two sides of the IGBT module, wherein the capacitor positive bus bar and the capacitor negative bus bar are respectively and electrically connected with the capacitors; and the flowing directions of the currents of the capacitor positive bus bar and the capacitor negative bus bar are parallel to each other. Current sensors electrically connected with the IGBT module are fixed at the front ends of the two sides of the IGBT module and a current sensor electrically connected with the IGBT module is fixed between two sides of each two adjacent capacitor installing cabinets. Besides, a power panel electrically connected with the IGBT module is fixed at the power supply installing plate.
Description
Technical field
The utility model relates to electrical application technology field, relates in particular to a kind of small-sized formula four-quadrant flame-proof converter movement.
Background technology
Four-quadrant frequency converter can be realized the two-way flow of energy on the one hand, on the other hand in high-power operation, pollution to electrical network is little, therefore obtains applying more and more widely, can be widely used in the every field such as stone factory, colliery, industrial flow-line, chemical plant.Along with the scope of application constantly expands, specification requirement is also more and more higher, restriction due to each customer demand difference, place and space, explosion-proof cabinet designing requirement to four-quadrant frequency converter is more and more higher, if frequency conversion layout designs is excessive, just cannot meet the space requirement of explosion-proof cabinet, the change that causes volume is large, make the waste of material and the raising of cost of manufacture, the excessive use that cannot meet small anti-explosion machine of the layout designs of existing frequency converter movement on the market as can be seen here, space layout has caused great waste.
Utility model content
For the weak point existing in above-mentioned technology, the utility model provide a kind of volume little, take up room little, assemble small-sized formula four-quadrant flame-proof converter movement convenient and that cost is low, efficiently solve the low problem of explosion-proof cabinet space availability ratio.
For achieving the above object, the utility model provides a kind of small-sized formula four-quadrant flame-proof converter movement, comprises cold water plate, is arranged on IGBT module and power supply mounting panel on cold water plate; Between described cold water plate and power supply mounting panel, be longitudinally installed on a plurality of electric capacity cabinet is installed, each electric capacity is installed the electric capacity that the interior all upside-down mountings of cabinet have a plurality of horizontal discharges; The dual-side of described IGBT module is all installed on capacitance cathode busbar and the electric capacity cathode bus bar being electrically connected to electric capacity respectively, and the current trend on described capacitance cathode busbar and electric capacity cathode bus bar is parallel; The both sides head end of described IGBT module and every adjacent two electric capacity are installed between cabinet both sides and are all fixed with the current sensor being electrically connected to IGBT module respectively; On described power supply mounting panel, be fixed with the power panel being electrically connected to IGBT module.Wherein, described IGBT module comprises RST feeder ear subgroup and UVW output subgroup, described RST feeder ear subgroup is arranged on a side of cold water plate, and described UVW output subgroup is arranged on another side of cold water plate, and RST feeder ear subgroup and UVW output subgroup position symmetry; And described power panel is electrically connected to RST feeder ear subgroup, described RST feeder ear subgroup is electrically connected to capacitance cathode busbar, electric capacity cathode bus bar and current sensor respectively by UVW lead-out terminal group.
Wherein, each current sensor is all fixed on the both sides of cold water plate by installation of sensors plate.
Wherein, the installation of sensors plate on cold water plate both sides is symmetrical set, and by connecting plate, connects between two symmetrical installation of sensors plates; And a plurality of electric capacity that each electric capacity is installed in cabinet are all clamped between adjacent two connecting plates.
Wherein, this frequency conversion movement also comprises control board mounting cup, and described control board mounting cup is fixedly connected with and encloses with power supply mounting panel the cavity that holds power panel, and described control board mounting cup is provided with the control board being electrically connected to power panel.
Wherein, each electric capacity is installed cabinet and is included top mounting panel and two lateral support framves, and the bottom of described two lateral support framves is fixed on cold water plate, and the top of described two lateral support framves is fixed on the both sides of top mounting panel.
Wherein, each top mounting panel is equipped with a plurality of location holes, on described each electric capacity, is equipped with the alignment pin suitable with location hole.
The beneficial effects of the utility model are: compared with prior art, the small-sized formula four-quadrant flame-proof converter movement that the utility model provides, on cold water plate, be longitudinally installed on a plurality of electric capacity cabinet is installed, electric capacity adopts mode upside-down mounting that grouping arranges in electric capacity is installed cabinet in IGBT module, this upside-down mounting mode does not only affect the installation of other element, rationally utilized space, and electric capacity syndeton is firm; Electric capacity both positive and negative polarity busbar is installed at the dual-side of IGBT module, and current trend is parallel, makes the current trend on busbar smooth and easy; Circuit sensor is rationally to utilize the space between electric capacity to install, and has further improved the utilance in space; The improvement of this structure is reasonably used frequency conversion movement on installing space, and then efficiently solves the low problem of explosion-proof cabinet space availability ratio, and the utility model also has reasonable in design, the feature such as volume is little, it is convenient to assemble and cost is low.
Accompanying drawing explanation
Fig. 1 is the first assembly drawing of the present utility model;
Fig. 2 is the second assembly drawing of the present utility model;
Fig. 3 is the 3rd assembly drawing of the present utility model;
Fig. 4 is the structure chart after the utility model assembling.
Main element symbol description is as follows:
10, cold water plate 11, IGBT module
12, power supply mounting panel 13, electric capacity are installed cabinet
14, electric capacity 15, capacitance cathode busbar
16, current sensor 17, power panel
18, installation of sensors plate 19, connecting plate
20, control board mounting cup 21, control
131, top mounting panel 132, lateral support frame
141, alignment pin
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Refer to Fig. 1-4, the small-sized formula four-quadrant flame-proof converter movement that the utility model provides, comprises cold water plate 10, is arranged on IGBT module 11 and power supply mounting panel 12 on cold water plate 10; Between cold water plate 10 and power supply mounting panel 12, be longitudinally installed on a plurality of electric capacity cabinet 13 is installed, each electric capacity is installed the electric capacity 14 that the interior equal upside-down mounting of cabinet 13 has a plurality of horizontal discharges; The dual-side of IGBT module 11 is all installed on capacitance cathode busbar 15 and the electric capacity cathode bus bar (not shown) being electrically connected to electric capacity 14 respectively, and the current trend on capacitance cathode busbar 15 and electric capacity cathode bus bar is parallel; The both sides head end of IGBT module 11 and every adjacent two electric capacity are installed between cabinet 13 both sides and are all fixed with the current sensor 16 being electrically connected to IGBT module 11 respectively; On power supply mounting panel 12, be fixed with the power panel 17 being electrically connected to IGBT module 11.
Situation compared to prior art, the small-sized formula four-quadrant flame-proof converter movement that the utility model provides, on cold water plate, be longitudinally installed on a plurality of electric capacity cabinet 13 is installed, electric capacity 14 adopts the mode upside-down mounting that grouping arranges to install in the interior IGBT module 11 of cabinet 13 at electric capacity, this upside-down mounting mode does not only affect the installation of other element, rationally utilized space, and electric capacity syndeton is firm; Electric capacity both positive and negative polarity busbar is installed at the dual-side of IGBT module 11, and current trend is parallel, makes the current trend on busbar smooth and easy; Circuit sensor 16 is rationally to utilize the space between electric capacity to install, and has further improved the utilance in space; The improvement of this structure is reasonably used frequency conversion movement on installing space, and then efficiently solves the low problem of explosion-proof cabinet space availability ratio, and the utility model also has reasonable in design, the feature such as volume is little, it is convenient to assemble and cost is low.
In the present embodiment, IGBT module 11 comprises RST feeder ear subgroup and UVW output subgroup, and RST power supply terminal group is respectively power supply terminal R, power supply terminal S, power supply terminal T, and UVW lead-out terminal group is respectively lead-out terminal U, lead-out terminal V, lead-out terminal W.RST feeder ear subgroup is arranged on a side of cold water plate 10, and UVW output subgroup is arranged on another side of cold water plate 10, and RST feeder ear subgroup and UVW output subgroup position symmetry; And power panel 17 is electrically connected to RST feeder ear subgroup, RST feeder ear subgroup is electrically connected to capacitance cathode busbar 15, electric capacity cathode bus bar and current sensor 16 respectively by UVW lead-out terminal group.This structural change in prior art, directly RST feeder ear subgroup and UVW output subgroup are arranged on to the execution mode on the front of cold water plate, two groups of terminals are arranged on to side, not only can improve the space availability ratio of cold water plate 10, and not affect the installation of other element.
In the present embodiment, each current sensor 16 is all fixed on the both sides of cold water plate 10 by installation of sensors plate 18.Installation of sensors plate 18 on cold water plate 10 both sides is symmetrical set, and by connecting plate 19, connects between two symmetrical installation of sensors plates 18; And a plurality of electric capacity 14 that each electric capacity is installed in cabinet 13 are all clamped between adjacent two connecting plates 19.Electric capacity 14 adopts the mode of clamping, has strengthened the stability of structure between electric capacity 14; Power supply mounting panel 12 has not only played the effect that power panel 17 is installed in this structure, has also played a plurality of electric capacity is installed to the effect that cabinet 13 connects, and will organize electric capacity 14 more and firmly link together.In this case, each electric capacity installs that cabinet 13 is interior is all provided with three electric capacity 14, certainly, can according to the actual needs, the quantity of the electric capacity 14 of installing be changed.
In the present embodiment, this frequency conversion movement also comprises control board mounting cup 20, and control board mounting cup 20 is fixedly connected with and encloses with power supply mounting panel 12 cavity that holds power panel 17, and control board mounting cup 20 is provided with the control board 21 being electrically connected to power panel 17.By control board mounting cup 20, realize the installation of control board 21, by power supply mounting panel 12, realize the installation of power panel 17, improved the stability of structure, prevent the phenomenon that control board 21 or power panel 17 occur breaking and after running into strong shock.
In the present embodiment, each electric capacity is installed cabinet 13 and is included top mounting panel 131 and two lateral support framves 132, the bottom of two lateral support framves 132 is fixed on cold water plate 10, and the top of two lateral support framves 132 is fixed on the both sides of top mounting panel 131.Between two lateral support framves 132, top mounting panel 131 and cold water plates 10, enclose a cabinet type installing space; certainly; in this case, be not limited to electric capacity cabinet 13 concrete structures are installed; if electric capacity is installed to the change of cabinet 13 structures; as long as can realize the execution mode of the installation of electric capacity 14; all belong to the simple deformation of this case or conversion, fall in the protection range of this case.In addition, each top mounting panel 132 is equipped with a plurality of location holes, on each electric capacity 14, is equipped with the alignment pin suitable with location hole 141.By alignment pin 141 and the fixed form of location hole, realize the installation of electric capacity 14 on electric capacity installation cabinet 13; certainly; can also be by other modes such as being spirally connected, bonding; if the change to fixed form between electric capacity 14 and electric capacity installation cabinet 13; all belong to the simple deformation of this case or conversion, fall in the protection range of this case.
Explain: IGBT module, English full name is Insulated Gate Bipolar Transistor, is insulated gate bipolar transistor; RST power supply terminal and UVW lead-out terminal refer to the forceful electric power terminal of frequency converter.
Disclosed is above only several specific embodiment of the present utility model, but the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection range of the present utility model.
Claims (7)
1. a small-sized formula four-quadrant flame-proof converter movement, is characterized in that, comprises cold water plate, is arranged on IGBT module and power supply mounting panel on cold water plate; Between described cold water plate and power supply mounting panel, be longitudinally installed on a plurality of electric capacity cabinet is installed, each electric capacity is installed the electric capacity that the interior all upside-down mountings of cabinet have a plurality of horizontal discharges; The dual-side of described IGBT module is all installed on capacitance cathode busbar and the electric capacity cathode bus bar being electrically connected to electric capacity respectively, and the current trend on described capacitance cathode busbar and electric capacity cathode bus bar is parallel; The both sides head end of described IGBT module and every adjacent two electric capacity are installed between cabinet both sides and are all fixed with the current sensor being electrically connected to IGBT module respectively; On described power supply mounting panel, be fixed with the power panel being electrically connected to IGBT module.
2. small-sized formula four-quadrant flame-proof converter movement according to claim 1, it is characterized in that, described IGBT module comprises RST feeder ear subgroup and UVW output subgroup, described RST feeder ear subgroup is arranged on a side of cold water plate, described UVW output subgroup is arranged on another side of cold water plate, and RST feeder ear subgroup and UVW output subgroup position symmetry; And described power panel is electrically connected to RST feeder ear subgroup, described RST feeder ear subgroup is electrically connected to capacitance cathode busbar, electric capacity cathode bus bar and current sensor respectively by UVW lead-out terminal group.
3. small-sized formula four-quadrant flame-proof converter movement according to claim 1, is characterized in that, each current sensor is all fixed on the both sides of cold water plate by installation of sensors plate.
4. small-sized formula four-quadrant flame-proof converter movement according to claim 2, is characterized in that, the installation of sensors plate on cold water plate both sides is symmetrical set, and by connecting plate, connects between two symmetrical installation of sensors plates; And a plurality of electric capacity that each electric capacity is installed in cabinet are all clamped between adjacent two connecting plates.
5. according to the small-sized formula four-quadrant flame-proof converter movement described in claim 1-4 any one, it is characterized in that, this frequency conversion movement also comprises control board mounting cup, described control board mounting cup is fixedly connected with and encloses with power supply mounting panel the cavity that holds power panel, and described control board mounting cup is provided with the control board being electrically connected to power panel.
6. small-sized formula four-quadrant flame-proof converter movement according to claim 1, it is characterized in that, each electric capacity is installed cabinet and is included top mounting panel and two lateral support framves, the bottom of described two lateral support framves is fixed on cold water plate, and the top of described two lateral support framves is fixed on the both sides of top mounting panel.
7. small-sized formula four-quadrant flame-proof converter movement according to claim 6, is characterized in that, each top mounting panel is equipped with a plurality of location holes, on described each electric capacity, is equipped with the alignment pin suitable with location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420317149.8U CN203896176U (en) | 2014-06-16 | 2014-06-16 | Small four-quadrant explosion-proof frequency conversion machine core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420317149.8U CN203896176U (en) | 2014-06-16 | 2014-06-16 | Small four-quadrant explosion-proof frequency conversion machine core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203896176U true CN203896176U (en) | 2014-10-22 |
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ID=51722528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420317149.8U Expired - Lifetime CN203896176U (en) | 2014-06-16 | 2014-06-16 | Small four-quadrant explosion-proof frequency conversion machine core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203896176U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317616A (en) * | 2023-02-07 | 2023-06-23 | 泰安市泰山智诚自动化软件有限公司 | Four-quadrant three-level explosion-proof frequency converter movement device |
-
2014
- 2014-06-16 CN CN201420317149.8U patent/CN203896176U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317616A (en) * | 2023-02-07 | 2023-06-23 | 泰安市泰山智诚自动化软件有限公司 | Four-quadrant three-level explosion-proof frequency converter movement device |
| CN116317616B (en) * | 2023-02-07 | 2023-10-24 | 泰安市泰山智诚自动化软件有限公司 | Four-quadrant three-level explosion-proof frequency converter movement device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215000 No. 1000 Songhua Road, Guo Xiang street, Wuzhong Economic and Technological Development Zone, Suzhou, Jiangsu Patentee after: Suzhou Weichuang Electrical Technology Co.,Ltd. Address before: Suzhou Wuzhong District City, Jiangsu province 215100 Guo Lane Street Road No. 111 Building 1 Wusongjiang Patentee before: SUZHOU WEICHUANG ELECTRICAL EQUIPMENT TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |
|
| CX01 | Expiry of patent term |