High-density outdoor box transformer type high-voltage dynamic reactive compensation generating device

Abstract

The utility model belongs to the technical field of power electronics, and particularly relates to a high-density outdoor box transformer type high-voltage dynamic reactive compensation generating device, which comprises a box body, a power chamber, a charging chamber, a control chamber, an operation chamber and a base assembly, the base assembly is positioned at the bottom of the box body, the left side of the base assembly is the power chamber, and the right side of the base assembly is divided into a front part and a rear part, the control room and the operation room are arranged side by side; the top of the box body is of a herringbone structure. The cabinet has the advantages that the cabinet body is reasonable in layout, devices are arranged in corresponding areas according to functions, high-density arrangement is achieved, the internal space utilization rate is higher, and the cabinet can be compatible with an isolating switch and an iron core reactor at the same time. The box body can be processed by adopting a sheet metal process, the manufacturing period is shorter, and the cost is lower. And the top adopts a herringbone structure, so that water can be effectively drained, and shell corrosion damage caused by accumulated water is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of power electronics, especially relates to a high density outdoor box transformer type high voltage dynamic reactive compensation generating device. BACKGROUND

[0002] The high voltage dynamic reactive compensation generating device can be widely used in the power, metallurgy, chemical industry, coal mine, light industry, building material and other industries, has the power factor compensation and harmonic suppression function of relatively stable load. The existing high voltage dynamic reactive compensation generating device mostly adopts the container type structure, but the container structure has large overall volume, is inconvenient to transport and hoist, and the container production cycle is long, the production cost is high, and the economy is poor. The existing container type structure is mostly flat at the top, water is easy to accumulate in the process of raining in the long-term outdoor use process, causes the corrosion or damage of the container top. SUMMARY

[0003] The utility model discloses a high density outdoor box transformer type high voltage dynamic reactive compensation generating device, improves space utilization, adopts the integration structure, reduces the area occupied, is convenient for transportation and reduces production cost.

[0004] To realize the above-mentioned purpose, the utility model discloses the following technical scheme:

[0005] A high density outdoor box transformer type high voltage dynamic reactive compensation generating device, including box, power room, charging room, control room, operating room, base assembly, base assembly is located at the bottom of the box, on the bottom assembly, the left side is power room, and the right side is divided into two parts, and the front part is charging room, and the rear part is placed control room and operating room side by side;The top of the box is herringbone structure.

[0006] The power room is internally provided with a power unit, an inlet and outlet water pipeline and a Hall sensor, the Hall sensor is fixed on the side wall of the power room, and the inlet and outlet water pipeline is connected with an external pipeline through the box.

[0007] The power unit is connected with a unit input row, the charging room and the power room are isolated by a partition plate, a wall bushing is connected to the partition plate, and the unit input row is connected to the charging room through the wall bushing.

[0008] The partition plate is provided with a heat preservation layer.

[0009] The side wall of the box is fixed with a box wall flange.

[0010] The base assembly is welded by channel steel, and a pull-out type grid is slidably connected to the base assembly corresponding to the lower part of the charging room.

[0011] The base assembly is fixedly connected with a hoisting flange.

[0012] The top of the box is welded with a lifting belt limiting groove.

[0013] The charging room is internally provided with an iron core reactor, a disconnecting switch, a contactor, a heat dissipation fan, a lightning arrester, a high voltage sensor.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1) The high-density outdoor box transformer type high-voltage dynamic reactive power compensation generating device is reasonable in layout, and each device is arranged in the corresponding area according to functions, high-density arrangement is realized, there is higher space utilization in the interior, and the disconnecting switch and the iron core reactor can be simultaneously compatible.

[0016] 2) The box body can be processed by sheet metal technology, compared with the manufacturing process of the container, the construction period is shorter, and the cost is lower.

[0017] 3) The person-shaped structure of the box body top can effectively drain water, and water accumulation is avoided, so that the shell is corroded and damaged.

[0018] 4) The connecting pull-out type grid that slides below the charging room can reduce the difficulty of disassembling the grid when the grid is replaced and cleaned, and the pull-out type grid can be pulled out without disassembling the reactor.

[0019] 5) The utility model discards the control cabinet body, and directly installs the element in the control room, so that the cost of the "large cabinet body covering the small cabinet body" is avoided.

[0020] 6) The utility model sets up an independent operation room, and daily maintenance and debugging only need to interact with the operation room, without opening other warehouses.

[0021] 7) The partition between the charging room and the power room is provided with a heat preservation layer, so that condensation caused by air conditioning cooling and forced air cooling is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 Is the structure diagram of the removal door of the utility model.

[0023] Figure 2 Is the three-dimensional view of the removal box top and door of the utility model Figure 1 .

[0024] Figure 3 Is the three-dimensional view of the removal box top and door of the utility model Figure 2 .

[0025] Figure 4 Is the front view of the removal door of the utility model.

[0026] Figure 5 Is the right view of the removal door of the utility model.

[0027] Figure 6 is a schematic view of a top structure of the box.

[0028] In the figure: 1-control room; 2-operation room; 3-power room; 4-charging room; 5-top of the box; 6-base assembly; 7-core reactor; 8-contactor; 9-fan; 10-high-voltage sensor; 11-lightning arrester; 12-isolating switch; 13-power unit; 14-Hall sensor; 15-box wall flange; 16-pull-out grille; 17-wall bushing; 18-insert box; 19-isolating switch operating rod; 20-display panel; 21-square tube; 22-hanging belt limiting groove; 23-inlet and outlet water pipe; 24-wire inlet fixing support; 25-lifting flange. DETAILED DESCRIPTION

[0029] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0030] Embodiment 1

[0031] See Figures 1-6 A high-density outdoor box transformer type high-voltage dynamic reactive power compensation generating device adopts a box transformer structure, specifically comprising a box, a power room 3, a charging room 4, a control room 1, an operation room 2, and a base assembly 6. The base assembly 6 is located at the bottom of the box. On the bottom assembly, the left side is the power room 3, and the right side is divided into front and rear parts. The front part is the charging room 4, and the rear part is placed side by side with the control room 1 and the operation room 2. The top 5 of the box is a herringbone structure, which is high in the center and low on both sides, which can effectively drain water and avoid water accumulation to cause corrosion and damage to the shell. The box as a whole is processed by sheet metal technology, which has a shorter construction period and lower cost compared to the manufacturing process of a container. The power room 3, the charging room 4, the control room 1, and the operation room 2 are all connected with independent doors for convenient maintenance and repair.

[0032] The power room 3 is provided with a power unit 13, inlet and outlet water pipes 23, and a Hall sensor 14. The power unit 13 is sealed, and the Hall sensor 14 is fixed on the side wall of the power room 3. The side wall of the box is welded with a box wall flange 15, and the inlet and outlet water pipes 23 are connected with external pipelines through the box wall flange 15. The power unit 13 is connected with a unit input row, and the charging room 4 is isolated from the power room 3 by a partition. The partition is provided with a wall bushing 17, and the unit input row passes through the wall bushing 17 and is connected with the contactor 8 in the charging room 4. The partition is provided with a heat preservation layer.

[0033] The cooling pipeline of the power unit 13 is connected in series, and the inlet and outlet pipes 23 are bent to the rear of the power unit 13 below the power unit 13. The rear sidewall is provided with an inward metal structure for mounting the tank wall flange 15. The tank wall flange 15 is connected with the inlet and outlet pipes 23, and the inner and outer pipelines can be connected.

[0034] The charging chamber 4 is provided with an iron core reactor 7, a disconnector 12, a contactor 8, a charging resistor, a cooling fan 9, a lightning arrester 11, and a high-voltage sensor 10. The inside of the charging chamber 4 is fixed with an incoming line fixing support 24. In the charging chamber 4, the cable incoming line enters through the main line inlet of the base assembly 6, is fixed on the side maintenance door frame and the incoming line fixing support 24, is connected to the incoming line copper bar, and the copper bar is hung with the lightning arrester 11 and the high-voltage sensor 10. The copper bar is connected to the disconnector 12, the outgoing line side of the disconnector 12 is connected to the incoming line side of the iron core reactor 7, the outgoing line side of the iron core reactor 7 is connected to the incoming line side of the contactor 8, the outgoing line side of the contactor 8 is connected to the copper bar, the copper bar enters the power chamber 3 through the wall bushing 17 above the partition plate, and is connected with the power unit 13. The outgoing line row of the power unit 13 is connected through the copper bar star, the star copper bar passes through the Hall sensor 14, and is fixed on the sidewall of the power chamber 3 at the same time as the Hall sensor 14.

[0035] The control chamber 1 is provided with power supply units, wiring terminals and other electrical elements. The operating chamber 2 is provided with a live display, a display, an indicator light, a plug-in box 18, a keyboard support plate, and a disconnector operating rod 19. The cables of the electrical elements in the control chamber 1 are connected to the control chamber 1 through the wire slot at the back of the display panel 20.

[0036] Example 2

[0037] The difference from example 1 is that the base assembly 6 is welded by channel steel, the base assembly 6 below the charging chamber 4 is slotted in the corresponding position, and an H-shaped steel is welded in the middle for supporting and fixing the sliding way. The pull-out type grille 16 is slidingly connected on the sliding way. The pull-out type grille 16 can be inserted through the slot hole on the front of the base assembly 6, and is slidingly connected to the limiting position through the sliding way. The above process can be repeated for pulling out during subsequent replacement or maintenance. The base assembly 6 is fixedly connected with a lifting flange 25 and a main line inlet. The top 5 of the box body is welded with a lifting belt limiting slot 22 and a lifting flange 25, so that the lifting belt can be fixed at the upper and lower positions during lifting, and the stability during lifting is ensured. The top 5 of the box body is welded with a square tube 21, and the welding position is inside the position corresponding to the lifting belt limiting slot 22, so as to prevent the inward extrusion of the box body at this position during lifting.

[0038] The utility model discloses reasonable layout, according to function will each device be arranged in corresponding area, realize high density arrangement, there is higher space utilization in the interior, can be compatible with disconnecting switch 12 and iron core electric reactor 7 simultaneously. Box body can adopt sheet metal technology processing, compared with the manufacturing technology of container, the construction period is shorter, and the cost is lower. The top 5 of box body adopts herringbone structure and can effectively drain water, avoids ponding and makes shell body corrode and damage.

[0039] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0040] In the description of the utility model, it is understood that the terms "mounting", "connection", "connection" should be understood broadly unless otherwise explicitly specified and limited, for example, can be fixed connection, can also be detachable connection, or integrally connected, can be directly connected, or indirectly connected through an intermediate medium, can be the communication of two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A high-density outdoor box-type high-voltage dynamic reactive power compensation generating device, characterized in that, The box body, the power room, the charging room, the control room, the operation room and the base assembly are included.

2. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The power unit, the water inlet and outlet pipeline and the Hall sensor are arranged in the power room.

3. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 2, characterized in that, The power unit is connected with the unit input row, the charging room is isolated from the power room by the partition plate, the partition plate is connected with the wall bushing, and the unit input row is connected with the charging room through the wall bushing.

4. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 3, characterized in that, The partition plate is provided with a heat preservation layer.

5. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The sidewall of the box body is fixed with a box wall flange.

6. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The base assembly is welded by channel steel, and the pull-out type grid is slidably connected to the base assembly below the charging room.

7. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The base assembly is fixedly connected with a lifting flange.

8. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The top of the box body is welded with a lifting belt limiting groove.

9. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The charging room is provided with an iron core reactor, a disconnecting switch, a contactor, a cooling fan, a lightning arrester and a high-voltage sensor.

10. The high-density outdoor box-type high-voltage dynamic reactive power compensation generating device according to claim 1, characterized in that, The power room, the charging room, the control room and the operation room are all connected with independent doors.

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