Water-cooled low-voltage dynamic reactive power compensation device

Abstract

The utility model relates to the field of low-voltage dynamic reactive power compensation, and discloses a water-cooled low-voltage dynamic reactive power compensation device which comprises a compensation module and a connecting box, the inner wall of the compensation module is fixedly connected with a cooling pipe, one end of the cooling pipe is communicated with a connecting mother pipe, and one end of the cooling pipe is communicated with a heat dissipation pipe. One end of the heat dissipation pipe communicates with a temperature detector, the bottom end of the temperature detector communicates with a circulating water pump, sliding rails are slidably installed at the upper end and the lower end of the connecting box correspondingly, and the size specification of the inner walls of the sliding rails is matched with the size specification of the surface of the connecting box. The surface of the temperature detector and the surface of the circulating water pump are fixedly connected with the inner wall of the connecting box. The circulating water pump and the temperature detector are installed in the connecting box, the connecting box is installed on one side of the compensation module through the sliding rail, and the handle is installed at one end of the connecting box so that the connecting box can be pulled to slide on the inner wall of the sliding rail through the handle, and therefore a worker can conveniently overhaul the water cooling structure in the connecting box.

Description

Technical Field

[0001] The present application relates to the field of low-voltage dynamic reactive power compensation, and in particular to a water-cooled low-voltage dynamic reactive power compensation device. Background Art

[0002] Low-voltage dynamic reactive power compensation is a power electronic device, which is mainly used to improve the quality of electric energy, reduce line loss, improve power factor and enhance the transmission capacity of power grid. It can switch capacitors in real time according to reactive power demand by being connected in parallel in low-voltage distribution lines, so as to achieve the purpose of dynamic reactive power compensation. Low-voltage dynamic reactive power compensation devices often need to be cooled by water cooling or air cooling. When using conventional water cooling structure, the heat pipe is installed on the surface of compensation module, one end of the heat pipe is connected with the cooling pipe in the compensation module, and a temperature detector is installed at one end of the heat pipe. The circulating water pump at the bottom of the water pipe is used to control the circulation of coolant in the heat pipe to dissipate the heat in the compensation module.

[0003] With respect to the above-mentioned related technologies, the inventors believe that conventional water-cooling heat dissipation devices are often installed on the back or bottom of the compensation module with the aid of bolts and other components, and most of the compensation modules are placed against the wall, resulting in the need for staff to move the larger compensation modules in order to inspect the water cooling structure during maintenance. In addition, there are many connected wires in the compensation module, which can easily cause pulling of the connected wires during transportation, causing inconvenience during maintenance.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem of inconvenient maintenance of the conventional water-cooling structure of the compensation module, the present application provides a water-cooled low-voltage dynamic reactive power compensation device.

[0006] The present application provides a water-cooled low-voltage dynamic reactive power compensation device that adopts the following technical solution:

[0007] A water-cooled low-voltage dynamic reactive power compensation device comprises a compensation module and a connection box, wherein the inner wall of the compensation module is fixedly connected with a cooling pipe, one end of the cooling pipe is connected with a connecting mother pipe, and one end of the cooling pipe is connected with a heat dissipation pipe, one end of the heat dissipation pipe is connected with a temperature detector, and the bottom end of the temperature detector is connected with a circulating water pump, and the upper and lower ends of the connection box are slidably mounted with slide rails, the size of the inner wall of the slide rail is compatible with the size of the surface of the connection box, the surface of the temperature detector and the circulating water pump are fixedly connected to the inner wall of the connection box, one end of the slide rail is fixedly mounted on one side of the compensation module, and one end of the connection box is fixedly mounted with a handle.

[0008] Preferably, the bottom end of the heat dissipation pipe is connected to a connecting sub-pipe, one end of the connecting sub-pipe is threadedly mounted with a control valve, and one end of the control valve is connected to one end of the cooling pipe.

[0009] Preferably, a plurality of support rollers are slidably mounted on the bottom end of the connection box, one end of the support roller is rotatably connected to one end of the slide rail, and the plurality of support rollers are evenly distributed on one end of the slide rail.

[0010] Preferably, a fixing buckle is rotatably mounted on one side of the compensation module, a limiting block is clamped on the inner wall of the fixing buckle, and one end of the limiting block is fixedly connected to one side of the connection box.

[0011] Preferably, a connecting hole is opened at one end of the connecting box, the inner wall of the connecting hole is connected to a fan, one end of the fan is fixedly installed to one end of the compensation module, a diverter plate is welded to the inner wall of the connecting box, and the inner wall of the diverter plate is movably connected to the surface of the heat dissipation pipe.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. The circulating water pump and the temperature detector are installed in the connection box, and the connection box is installed on one side of the compensation module with the help of a slide rail, and a handle is installed at one end of the connection box, so that the connection box can be pulled to slide on the inner wall of the slide rail with the help of the handle, so that it is convenient for the staff to inspect the water cooling structure in the connection box. The bottom ends of the circulating water pump and the heat dissipation pipe are connected with a connecting sub-pipe, and one end of the connecting sub-pipe is threadedly connected with a control valve, and the control valve is installed on the surface of the compensation module, so that after the control valve is closed, the connecting sub-pipe is separated from the cooling pipe, so as to facilitate the movement of the connection box. The bottom end of the connection box is slidably connected to a plurality of support rollers, and one end of the support roller is rotatably installed with one end of the slide rail, so that the bottom end of the connection box can be auxiliary supported with the help of the support roller, so that the connection box is more convenient to move; compared with the existing technology, the time required for inspecting the water cooling structure of the compensation module is effectively reduced;

[0014] 2. The fixing buckle can also be installed on the surface of the compensation module, and the inner wall of the fixing buckle is clamped with the surface of the limit block at one end of the connection box, so that one end of the connection box can be limited by the fixing buckle and the limit block, thereby avoiding the connection box from loosening after installation. A connecting hole is opened at one end of the connection box, and the connecting hole is connected to the fan at one end of the compensation module, and a diverter plate is installed on the inner wall of the connection box, so that the wind flow blown in by the fan can be guided by the diverter plate to cool the surface of the heat pipe, thereby effectively improving the cooling effect of the fan on the heat pipe; effectively improving the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of a water-cooled low-voltage dynamic reactive power compensation device according to an embodiment of the application;

[0016] Figure 2 It is a schematic diagram of the structure of location A of the embodiment of the application;

[0017] Figure 3 It is a schematic diagram of the connection box structure of the application embodiment;

[0018] Figure 4 is a side view schematic diagram of the structure of an embodiment of the application;

[0019] Figure 5 It is a schematic diagram of the structure at B of the application embodiment.

[0020] Explanation of the accompanying drawings: 1. Compensation module; 2. Heat dissipation pipe; 3. Temperature detector; 4. Circulating water pump; 5. Connection box; 6. Slide rail; 7. Connecting main pipe; 8. Handle; 9. Support roller; 10. Connecting sub-pipe; 11. Control valve; 12. Limit block; 13. Fixing buckle; 14. Connection hole; 15. Fan; 16. Diverter plate. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1 —5 further describes this application in detail.

[0022] The present application embodiment discloses a water-cooled low-voltage dynamic reactive power compensation device, referring to Figure 1 - Figure 2 , including a compensation module 1. When in use, the heat dissipation pipe 2 is installed on the surface of the compensation module 1. One end of the heat dissipation pipe 2 is connected to the cooling pipe in the compensation module 1. One end of the cooling pipe is connected to the coolant container by means of a connecting mother pipe 7. A temperature detector 3 is installed at one end of the heat dissipation pipe 2. The temperature detector 3 detects the temperature of the coolant in the heat dissipation pipe 2. The circulating water pump 4 at the bottom of the temperature detector 3 controls the circulation of the coolant in the heat dissipation pipe 2 to dissipate the heat in the compensation module 1. The circulating water pump 4 and the temperature detector 3 are installed in a connection box 5. The connection box 5 is installed on one side of the compensation module 1 by means of a slide rail 6, and a handle 8 is installed at one end of the connection box 5. The connection box 5 is pulled to slide on the inner wall of the slide rail 6 by means of the handle 8, and the connection box 5 is pulled out from one side of the compensation module 1, so as to facilitate the staff to inspect and repair the water cooling structure in the connection box 5.

[0023] Reference Figure 2 - Figure 3The bottom ends of the circulating water pump 4 and the heat dissipation pipe 2 are both connected with a connecting sub-pipe 10, one end of which is threadedly connected with a control valve 11, which is installed on the surface of the compensation module 1 and is connected with the cooling pipe in the compensation module, and one end of the control valve 11 is connected with the heat dissipation pipe 2 in the compensation module 1. After the control valve 11 is closed, the connecting sub-pipe 10 is separated from the cooling pipe, so as to facilitate the movement of the connection box 5. Several supporting rollers 9 are slidably connected to the bottom end of the connection box 5, and one end of the supporting roller 9 is rotatably installed with one end of the slide rail 6. The bottom end of the connection box 5 is auxiliary supported by the supporting roller 9 to reduce the friction between the connection box 5 and the slide rail 6, so that the connection box 5 is more convenient to move.

[0024] Reference Figure 3 - Figure 5 , install the fixing buckle 13 on the surface of the compensation module 1, and the inner wall of the fixing buckle 13 is clamped with the surface of the limit block 12 at one end of the connection box 5. The fixing buckle 13 and the limit block 12 limit one end of the connection box 5, thereby preventing the connection box 5 from loosening after installation. When the connection box 5 is opened, the fixing buckle 13 can be rotated to release the restriction on the limit block 12. A connecting hole 14 is opened at one end of the connection box 5, and the connecting hole 14 is connected to the fan 15 at one end of the compensation module 1. A diverter plate 16 is installed on the inner wall of the connection box 5. The diverter plate 16 is used to guide the wind flow blown in by the fan 15 to form a flow form, thereby cooling the surface of the heat pipe 2, and effectively improving the cooling effect of the fan 15 on the heat pipe 2.

[0025] The implementation principle of a water-cooled low-voltage dynamic reactive compensation device in the embodiment of the present application is as follows: by installing the circulating water pump 4 and the temperature detector 3 in the connecting box 5, the connecting box 5 is installed on one side of the compensation module 1 by means of a slide rail 6, and a handle 8 is installed at one end of the connecting box 5, so that the connecting box 5 can be pulled to slide on the inner wall of the slide rail 6 by means of the handle 8, so as to facilitate the staff to inspect and repair the water cooling structure in the connecting box 5, the circulating water pump 4 and the bottom end of the heat dissipation pipe 2 are both connected with a connecting sub-pipe 10, one end of the connecting sub-pipe 10 is threadedly connected with a control valve 11, and one end of the control valve 11 is connected with the heat dissipation pipe 2 in the compensation module 1, so that after the control valve 11 is closed, the connecting sub-pipe 10 is separated from the cooling pipe, so as to facilitate the movement of the connecting box 5, and a plurality of supporting rollers 9 are slidably connected to the bottom end of the connecting box 5, and one end of the supporting roller 9 is rotatably installed with one end of the slide rail 6, so as to assist the bottom end of the connecting box 5 with the help of the supporting roller 9, so that the connecting box 5 is more convenient when moving.

[0026] The fixing buckle 13 can also be installed on the surface of the compensation module 1, and the inner wall of the fixing buckle 13 is snapped into the surface of the limit block 12 at one end of the connection box 5, so that the fixing buckle 13 and the limit block 12 can be used to limit one end of the connection box 5, thereby avoiding the connection box 5 from loosening after installation. A connecting hole 14 is opened at one end of the connection box 5, and the connecting hole 14 is connected to the fan 15 at one end of the compensation module 1, and a diverter plate 16 is installed on the inner wall of the connection box 5, so that the diverter plate 16 can be used to guide the airflow blown in by the fan 15 to cool the surface of the heat pipe 2, thereby effectively improving the cooling effect of the fan 15 on the heat pipe 2.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0030] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A water-cooled low-voltage dynamic reactive power compensation device, comprising a compensation module (1) and a connection box (5), characterized in that: The inner wall of the compensation module (1) is fixedly connected to a cooling pipe, one end of the cooling pipe is connected to a connecting mother pipe (7), and one end of the cooling pipe is connected to a heat dissipation pipe (2), one end of the heat dissipation pipe (2) is connected to a temperature detector (3), and the bottom end of the temperature detector (3) is connected to a circulating water pump (4), and the upper and lower ends of the connection box (5) are slidably mounted with slide rails (6), and the size specifications of the inner wall of the slide rail (6) are compatible with the size specifications of the surface of the connection box (5).

2. A water-cooled low-voltage dynamic reactive power compensation device according to claim 1, characterized in that: The surfaces of the temperature detector (3) and the circulating water pump (4) are fixedly connected to the inner wall of the connection box (5), one end of the slide rail (6) is fixedly mounted on one side of the compensation module (1), and a handle (8) is fixedly mounted on one end of the connection box (5).

3. A water-cooled low-voltage dynamic reactive power compensation device according to claim 1, characterized in that: The bottom end of the heat dissipation pipe (2) is connected to a connecting sub-pipe (10), one end of the connecting sub-pipe (10) is threadedly mounted with a control valve (11), and one end of the control valve (11) is connected to one end of the cooling pipe.

4. A water-cooled low-voltage dynamic reactive power compensation device according to claim 1, characterized in that: A plurality of supporting rollers (9) are slidably mounted on the bottom end of the connection box (5), one end of the supporting roller (9) is rotatably connected to one end of the slide rail (6), and the plurality of supporting rollers (9) are evenly distributed on one end of the slide rail (6).

5. The water-cooled low-voltage dynamic reactive power compensation device according to claim 1 is characterized in that: A fixing buckle (13) is rotatably mounted on one side of the compensation module (1), the inner wall of the fixing buckle (13) is clamped with a limiting block (12), and one end of the limiting block (12) is fixedly connected to one side of the connection box (5).

6. A water-cooled low-voltage dynamic reactive power compensation device according to claim 1, characterized in that: A connection hole (14) is provided at one end of the connection box (5); the inner wall of the connection hole (14) is connected to a fan (15); one end of the fan (15) is fixedly mounted to one end of the compensation module (1); a diverter plate (16) is welded to the inner wall of the connection box (5); the inner wall of the diverter plate (16) is movably connected to the surface of the heat dissipation pipe (2).

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