CN211183774U - Intensive simple four-quadrant high-voltage frequency converter - Google Patents
Intensive simple four-quadrant high-voltage frequency converter Download PDFInfo
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- CN211183774U CN211183774U CN201921999728.4U CN201921999728U CN211183774U CN 211183774 U CN211183774 U CN 211183774U CN 201921999728 U CN201921999728 U CN 201921999728U CN 211183774 U CN211183774 U CN 211183774U
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- 239000002184 metal Substances 0.000 claims description 10
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- 238000009423 ventilation Methods 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
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- 239000003245 coal Substances 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The patent introduces an intensive simple four-quadrant high-voltage frequency converter, which comprises a frequency converter cabinet body, a transformer, a power unit, a reactor, a control unit module, a high-voltage inlet and outlet wire module, three cable quick-connection rows and five cooling fans; the frequency converter cabinet body comprises a transformer cabinet, a unit cabinet and a control cabinet; the transformer cabinet, the unit cabinet and the control cabinet are sequentially arranged from left to right; the transformer is arranged in the transformer cabinet; the power unit and the reactor are arranged in the unit cabinet through corresponding insulating frames, and the control unit module and the high-voltage inlet and outlet wire module are arranged in the control cabinet. The utility model discloses a four quadrant high-voltage inverter of intensive simple and convenient type arranges reactor and power unit at a cabinet internally, reduces cabinet body area, and the transportation need not the tear-off line, simplifies the installation, has improved work efficiency.
Description
Technical Field
The utility model belongs to the technical field of high-voltage inverter and specifically relates to a four quadrant high-voltage inverter of intensive simple and convenient type is related to.
Background
In recent years, the construction scale and the production processing capacity of coal mine enterprises are getting larger and larger, which indicates that the requirements of elevator equipment on the driving performance of a motor are higher and stricter. With the wide application of the high-voltage frequency converter in the technical improvement of the elevator equipment, the advantages of excellent energy-saving effect, good user interface and the like are accepted by various enterprises. At present, various domestic large coal mine enterprises successively carry out electrical transformation on the existing production line, and the energy-saving effect is obvious.
The existing four-quadrant high-voltage frequency converter consists of a transformer cabinet, an electric reactor cabinet, a power cabinet and a control cabinet. The transformer cabinet, the reactor cabinet and the power cabinet body are large in size and large in occupied area, the cabinet needs to be disconnected and separated in the packaging and transporting process, and the cabinet is combined and wired when the transformer cabinet, the reactor cabinet and the power cabinet are installed on site, so that the workload is large, and mistakes are easy to occur.
SUMMERY OF THE UTILITY MODEL
For overcoming not enough in the background art, the utility model provides a can reduce the volume of the high-pressure four-quadrant converter cabinet body and the intensive simple and convenient type four-quadrant converter of loaded down with trivial details branch cabinet of taking out stitches.
In order to realize the purpose, the utility model adopts the following technical scheme:
an intensive simple four-quadrant high-voltage frequency converter comprises a frequency converter cabinet body, a transformer, a power unit, a reactor, a control unit module, a high-voltage inlet and outlet module, three cable speed connecting rows and five cooling fans;
the frequency converter cabinet body comprises a transformer cabinet, a unit cabinet and a control cabinet; the transformer cabinet, the unit cabinet and the control cabinet are sequentially arranged from left to right;
the transformer is arranged in the transformer cabinet, and the front door and the rear door of the transformer cabinet body are provided with corresponding air inlet windows; the top of the transformer cabinet is provided with three cooling fans; the right side of the transformer cabinet is of a frame structure, and the three cable quick-connecting rows are sequentially arranged on the frame on the right side of the transformer cabinet from top to bottom; cables on the secondary side of the transformer are fixed on the cable quick-connection row according to the sequence of line numbers;
a power unit insulating frame and a reactor insulating frame are arranged in the unit cabinet, the power unit and the reactor are arranged in the unit cabinet through the corresponding insulating frames, and the power unit insulating frame is arranged on the front side of the reactor insulating frame; an air inlet window is arranged on the front door of the unit cabinet, and two cooling fans are arranged at the rear part of the cabinet top;
the power unit insulating frame comprises a main frame, a power unit fixed guide rail and an isolation plate; the main frame is arranged into a plurality of layers and a plurality of grids according to the power units; the power unit fixed guide rail and the isolation plate are correspondingly arranged in each grid, and the isolation plate is arranged on the rear side of each grid of the main frame; a power unit cable cavity is formed in the power unit fixed guide rail and the bottom of the power unit; the isolating plate is provided with a ventilation long hole corresponding to the air outlet of the power unit radiator and a wire passing hole of the three-phase cable of the power unit;
the reactor insulation frame comprises a main frame, a reactor fixed guide rail and a cable passing frame; the main frame is arranged into a plurality of layers and a plurality of grids according to the reactor; the reactor fixed guide rail is arranged in each grid of the main frame, a reactor cable cavity is reserved between the reactor fixed guide rail and the bottom of the reactor, and a cable passing rack is arranged at the top of each grid of the reactor insulation rack; three rows of reactor cable branching frames corresponding to cables on the secondary side of the transformer are arranged on the left side plate of the unit cabinet, and cables on the input side of the reactors are orderly arranged through the reactor cable branching frames;
the control unit module and the high-voltage wire inlet and outlet module are arranged in a control cabinet, a metal partition plate is arranged in the control cabinet, and a metal wire groove is formed in the top of the cabinet; the control cabinet body is divided into a front part and a rear part by the metal partition plate; the control unit module is positioned at the front part of the cabinet body of the control cabinet, the high-voltage wire inlet and outlet module is positioned at the rear part of the cabinet body, the three-phase alternating-current high-voltage output cable of the power unit is connected to the high-voltage wire inlet and outlet module of the control cabinet through a wire outlet hole on the right side plate of the unit cabinet, and the optical fiber and the control wire harness of the power unit are connected to the control unit module of the control cabinet through a.
Specifically, the three-row reactor cable distribution rack is arranged between three cable quick-connection rows on the right side of the transformer cabinet at intervals after the transformer cabinet and the unit cabinet are combined.
Specifically, the ventilation slot holes arranged on the isolation plate are arranged along the height direction, and the wire passing holes are arranged at the lower end of the isolation plate.
Specifically, the heat dissipation fan is a centrifugal heat dissipation fan.
Specifically, a control display screen is arranged on the front door of the control cabinet; and the display device is used for displaying the operation condition of the frequency converter.
Specifically, the upper ends of the transformer cabinet, the unit cabinet and the control cabinet are provided with lifting lugs, and the lower ends of the transformer cabinet and the unit cabinet are provided with lifting holes which are communicated in the front and at the back.
When the power unit is used, the electric reactor and the power unit are both arranged in the unit cabinet, so that cables between the output side terminals of the electric reactor and the three-phase input terminals of the power unit are connected in the cabinet, and disconnection is not needed in the transportation process; the secondary side outgoing cables of the transformer are fixed on the cable fast connecting row, the cables on the input sides of the reactors are distributed on the side face of the unit cabinet one by one through the reactor cable branching frames, after the transformer cabinet and the unit cabinet are combined, the cable numbers on the input sides of the reactors are also fixed on the cable fast connecting row according to the principle of one-to-one correspondence to the cable numbers of the cables on the secondary side of the transformer, when the cables on the input sides of the reactors are disconnected and separated, the cables on the input sides of the reactors are detached from the cable fast connecting row, and the fast installation and the cabinet connection or the disconnection.
Due to the adoption of the technical scheme, the utility model discloses possess following beneficial effect:
1. the intensive simple four-quadrant high-voltage frequency converter arranges the reactor and the power unit in a cabinet body, thereby reducing the floor area of the cabinet body;
2. the intensive simple four-quadrant high-voltage frequency converter has the advantages that the reactor and the power unit are arranged in the front and back, the cable between the side terminal at the output end of the reactor and the three-phase input terminal of the power unit is connected in the cabinet, the cable does not need to be disconnected in the transportation process, the installation process is simplified, and the working efficiency is improved;
3. the intensive simple four-quadrant high-voltage frequency converter of the utility model has the advantages that through the heat dissipation fan arranged at the rear part of the top of the unit cabinet and the vent hole of the power unit radiator arranged on the isolation plate, external cold air enters the cabinet body through the front door of the cabinet body and then flows to the reactor cavity from the vent hole of the power unit radiator to dissipate heat of the reactor, so that the reactor is not required to be separately provided with the cooling fan, the production cost of equipment is reduced, and resources are saved;
4. the utility model discloses a four quadrant high-voltage inverter of intensive simple and convenient type through the fast use of arranging even of cable, can realize quick disconnect, wiring, has improved work efficiency, reduces the error rate.
5. The utility model discloses a four quadrant high-voltage inverter of intensive simple and convenient type, through the control display screen that sets up on the switch board, show converter operating condition, to current, voltage, the temperature rise etc. real-time display of fault information, each looks unit.
Drawings
Fig. 1 is a schematic view of the overall structure of the patent.
Fig. 2 is a schematic view of the rear structure of fig. 1.
Fig. 3 is a schematic diagram of the power cell insulating frame of this patent.
Fig. 4 is a partially enlarged view of fig. 3.
Figure 5 is a schematic diagram of the reactor insulation frame of the patent.
Fig. 6 is a schematic view of an air path of the unit cabinet of the present patent.
In the figure, 1-transformer cabinet, 2-unit cabinet, 21-power unit insulating frame, 211-power unit fixed guide rail, 212-isolation plate, 213-power unit cable cavity, 214-ventilation long hole, 215-wire passing hole, 22-reactor insulating frame, 221-reactor fixed guide rail, 222-cable wire passing frame, 223-reactor cable cavity, 224-reactor cable distribution frame, 3-control cabinet, 4-transformer, 5-power unit, 6-reactor, 7-control unit module, 8-high-voltage wire inlet and outlet module, 9-cable speed row, 10-cooling fan, 11-control display screen, 12-air inlet window, 13-lifting lug and 14-lifting hole.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The intensive simple four-quadrant high-voltage frequency converter shown in the attached drawings 1 to 6 comprises a frequency converter cabinet body, a transformer 4, a power unit 5, a reactor 6, a control unit module 7, a high-voltage inlet and outlet module 8, three cable speed connecting rows 9 and five cooling fans 10.
The frequency converter cabinet body comprises a transformer cabinet 1, a unit cabinet 2 and a control cabinet 3; the transformer cabinet 1, the unit cabinet 2 and the control cabinet 3 are sequentially arranged from left to right; the transformer 4 is arranged in the transformer cabinet 1, and the front door and the rear door of the transformer cabinet body are provided with corresponding air inlet windows 12; the top of the transformer cabinet 1 is provided with three centrifugal heat-radiating fans 10; the right side of the transformer cabinet is of a frame structure, and the three cable quick-connecting rows 9 are sequentially arranged on the frame on the right side of the transformer cabinet 1 from top to bottom; cables on the secondary side of the transformer are fixed on the cable quick-connection row 9 according to the sequence of line numbers;
a power unit insulating frame 21 and a reactor insulating frame 22 are arranged in the unit cabinet 2, the power unit 5 and the reactor 6 are arranged in the unit cabinet 2 through the corresponding insulating frames, and the power unit insulating frame 21 is arranged on the front side of the reactor insulating frame 22; an air inlet window 12 is arranged on the front door of the unit cabinet 2, and two centrifugal heat radiation fans 10 are arranged on the rear part of the cabinet top.
The power unit insulating frame 21 includes a main frame, a power unit fixing rail 211, and a partition plate 212; the main frame is arranged into a plurality of layers and a plurality of grids according to the power unit 5; the power unit fixed guide rail 211 and the isolation plate 212 are correspondingly arranged in each grid, and the isolation plate 212 is arranged on the rear side of each grid of the main frame; a power unit cable cavity 213 is reserved at the bottom of the power unit fixed guide rail 211 and the power unit 5; the isolation plate 212 is provided with a ventilation long hole 214 corresponding to the air outlet of the power unit radiator and a wire passing hole 215 of the three-phase cable of the power unit; the vent long hole 214 is provided in the height direction, and the wire through hole 215 is provided at the lower end of the partition plate 212.
The reactor insulation frame 22 comprises a main frame, a reactor fixing guide rail 221 and a cable passing frame 222; the main frame is arranged into a plurality of layers and a plurality of grids according to the reactor 6; the reactor fixing guide rail 221 is arranged in each grid of the main frame, a reactor cable cavity 223 is reserved between the reactor fixing guide rail 221 and the bottom of the reactor 6, and a cable passing rack 222 is arranged at the top of each grid of the reactor insulation rack 22; three rows of reactor cable distribution frames 224 corresponding to the cables on the secondary side of the transformer are arranged on the left side plate of the unit cabinet, and the cables on the input side of the reactors are orderly arranged through the reactor cable distribution frames 224. The three-row reactor cable distribution frame 224 is arranged between the three cable speed connection rows 9 on the right side of the transformer cabinet 1 at intervals after the transformer cabinet 1 and the unit cabinet 2 are combined.
The control unit module 7 and the high-voltage wire inlet and outlet module 8 are arranged in the control cabinet 3, and a control display screen 11 is arranged on the front door of the control cabinet 3; the display device is used for displaying the operation condition of the frequency converter; a metal partition plate is arranged in the control cabinet 3, and a metal wire groove is arranged on the top of the cabinet; the metal clapboard divides the control cabinet 3 into a front part and a rear part; the control unit module 7 is positioned at the front part of the cabinet body of the control cabinet 3, the high-voltage wire inlet and outlet module 8 is positioned at the rear part of the cabinet body, the three-phase alternating-current high-voltage output cable of the power unit 5 is connected to the high-voltage wire inlet and outlet module 8 of the control cabinet 3 through a wire outlet hole on the right side plate of the unit cabinet 2, and the optical fiber and the control wire harness of the power unit 5 are connected to the control unit module 7 of the control cabinet 3 through a metal.
When the power unit is used, the electric reactor 6 and the power unit 5 are both arranged in the unit cabinet 2, so that cables between the output side terminal of the electric reactor 6 and the three-phase input terminal of the power unit 5 are connected in the cabinet, and disconnection is not needed in the transportation process; the secondary side outgoing cables of the transformer 4 are fixed on the cable fast connecting row 9, the cables on the input side of the reactor 6 are arranged on the side face of the unit cabinet 2 one by one through a reactor cable distributing frame 224, after the transformer cabinet 1 and the unit cabinet 2 are combined, the cable number on the input side of the reactor 6 is also fixed on the cable fast connecting row 9 according to the principle of one-to-one correspondence with the cable number of the secondary side cables of the transformer 4, when the cable is disconnected and separated, the cables on the input side of the reactor 6 are detached from the cable fast connecting row 9, and the fast installation and cabinet combination or the disconnection and separation are realized.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (6)
1. An intensive simple four-quadrant high-voltage frequency converter is characterized in that: the high-voltage power supply comprises a frequency converter cabinet body, a transformer, a power unit, a reactor, a control unit module, a high-voltage wire inlet and outlet module, three cable quick-connection rows and five cooling fans;
the frequency converter cabinet body comprises a transformer cabinet, a unit cabinet and a control cabinet; the transformer cabinet, the unit cabinet and the control cabinet are sequentially arranged from left to right;
the transformer is arranged in the transformer cabinet, and the front door and the rear door of the transformer cabinet body are provided with corresponding air inlet windows; the top of the transformer cabinet is provided with three cooling fans; the right side of the transformer cabinet is of a frame structure, and the three cable quick-connecting rows are sequentially arranged on the frame on the right side of the transformer cabinet from top to bottom; cables on the secondary side of the transformer are fixed on the cable quick-connection row according to the sequence of line numbers;
a power unit insulating frame and a reactor insulating frame are arranged in the unit cabinet, the power unit and the reactor are arranged in the unit cabinet through the corresponding insulating frames, and the power unit insulating frame is arranged on the front side of the reactor insulating frame; an air inlet window is arranged on the front door of the unit cabinet, and two cooling fans are arranged at the rear part of the cabinet top;
the power unit insulating frame comprises a main frame, a power unit fixed guide rail and an isolation plate; the main frame is arranged into a plurality of layers and a plurality of grids according to the power units; the power unit fixed guide rail and the isolation plate are correspondingly arranged in each grid, and the isolation plate is arranged on the rear side of each grid of the main frame; a power unit cable cavity is formed in the power unit fixed guide rail and the bottom of the power unit; the isolating plate is provided with a ventilation long hole corresponding to the air outlet of the power unit radiator and a wire passing hole of the three-phase cable of the power unit;
the reactor insulation frame comprises a main frame, a reactor fixed guide rail and a cable passing frame; the main frame is arranged into a plurality of layers and a plurality of grids according to the reactor; the reactor fixed guide rail is arranged in each grid of the main frame, a reactor cable cavity is reserved between the reactor fixed guide rail and the bottom of the reactor, and a cable passing rack is arranged at the top of each grid of the reactor insulation rack; three rows of reactor cable branching frames corresponding to cables on the secondary side of the transformer are arranged on the left side plate of the unit cabinet, and cables on the input side of the reactors are orderly arranged through the reactor cable branching frames;
the control unit module and the high-voltage wire inlet and outlet module are arranged in a control cabinet, a metal partition plate is arranged in the control cabinet, and a metal wire groove is formed in the top of the cabinet; the control cabinet body is divided into a front part and a rear part by the metal partition plate; the control unit module is positioned at the front part of the cabinet body of the control cabinet, the high-voltage wire inlet and outlet module is positioned at the rear part of the cabinet body, the three-phase alternating-current high-voltage output cable of the power unit is connected to the high-voltage wire inlet and outlet module of the control cabinet through a wire outlet hole on the right side plate of the unit cabinet, and the optical fiber and the control wire harness of the power unit are connected to the control unit module of the control cabinet through a.
2. The intensive simple four-quadrant high-voltage inverter according to claim 1, wherein: and the three-row reactor cable distribution frames are arranged between the three fast cable connecting rows on the right side of the transformer cabinet at intervals after the transformer cabinet and the unit cabinet are combined.
3. The intensive simple four-quadrant high-voltage inverter according to claim 1, wherein: the ventilation slot holes arranged on the isolation plate are arranged along the height direction, and the wire passing holes are arranged at the lower end of the isolation plate.
4. The intensive simple four-quadrant high-voltage inverter according to claim 1, wherein: the heat radiation fan is a centrifugal heat radiation fan.
5. The intensive simple four-quadrant high-voltage inverter according to claim 1, wherein: and a control display screen is arranged on the front door of the control cabinet.
6. The intensive simple four-quadrant high-voltage inverter according to claim 1, wherein: the transformer cabinet, the unit cabinet and the control cabinet are provided with lifting lugs at the upper ends, and the transformer cabinet and the unit cabinet are provided with lifting holes which are communicated from front to back at the lower ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921999728.4U CN211183774U (en) | 2019-11-19 | 2019-11-19 | Intensive simple four-quadrant high-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921999728.4U CN211183774U (en) | 2019-11-19 | 2019-11-19 | Intensive simple four-quadrant high-voltage frequency converter |
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| Publication Number | Publication Date |
|---|---|
| CN211183774U true CN211183774U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921999728.4U Active CN211183774U (en) | 2019-11-19 | 2019-11-19 | Intensive simple four-quadrant high-voltage frequency converter |
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| Country | Link |
|---|---|
| CN (1) | CN211183774U (en) |
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- 2019-11-19 CN CN201921999728.4U patent/CN211183774U/en active Active
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