Fireproof transformer

Abstract

The utility model discloses a fireproof transformer, which relates to the technical field of transformers and comprises a fireproof box, a fireproof door is rotatably arranged on the front side of the fireproof box, two pairs of supporting legs are fixedly arranged at the bottom of the fireproof box, a mounting plate is slidably arranged in the fireproof box, a transformer body is fixedly arranged on the mounting plate, and a heat insulation box is fixedly arranged in the fireproof box. A dustproof net is fixedly arranged on the rear side of the fireproof box, a cooling box is fixedly arranged in the heat insulation box, and a circulating pump is fixedly arranged in the heat insulation box. Through cooperative use of the cooling box, the circulating pump, the connecting pipe, the first T-shaped pipe, the second T-shaped pipe, the supporting plate, the S-shaped pipe and the cooling fan, the temperature in the fireproof box can be reduced when the transformer body runs, the running transformer body is cooled, and through cooperative use of the sliding groove, the long box, the threaded rod, the driven wheel, the motor, the driving wheel and the transmission belt, the cooling effect is improved. And the transformer body on the mounting plate is moved out of the fireproof box.

Description

Technical Field

[0001] The utility model relates to the field of transformers, in particular to a fireproof transformer. Background Art

[0002] A transformer is a device that uses the principle of electromagnetic induction to change AC voltage. Its main components are the primary coil, secondary coil and iron core. Its main functions include voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization, etc. When the transformer is in operation, it may catch fire due to high temperature and circuit aging, causing danger, and the transformer needs to be fire-proofed.

[0003] In the existing use of transformers, the temperature inside the transformer body is high during operation, which makes it easy for internal circuit failures to occur, resulting in circuit burns and unexpected fires. In addition, due to the limited or narrow space inside the fireproof box, it is inconvenient for staff to inspect and repair the transformer body. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fireproof transformer.

[0005] In order to solve the problems existing in the prior art, the utility model adopts the following technical solutions:

[0006] A fireproof transformer comprises a fireproof box, a fireproof door is rotatably provided on the front side of the fireproof box, two pairs of supporting legs are fixedly provided on the bottom of the fireproof box, a mounting plate is slidably provided in the fireproof box, a transformer body is fixedly provided on the mounting plate, a heat insulation box is fixedly provided in the fireproof box, a dustproof net is fixedly provided on the rear side of the fireproof box, a cooling box is fixedly provided in the heat insulation box, a circulating pump is fixedly provided in the heat insulation box, a connecting pipe is fixedly provided on the circulating pump, and the other end of the connecting pipe is fixedly connected to the cooling box, a first T-shaped tube is fixedly provided on the circulating pump, and a second T-shaped tube is fixedly provided on the cooling box, a pair of supporting plates are fixedly provided on the heat insulation box, a plurality of S tubes are fixedly provided on the supporting plates, one end of the plurality of S tubes is fixedly connected to the first T-shaped tube, and the other end of the plurality of S tubes is fixedly connected to the second T-shaped tube, and a cooling fan is fixedly provided on the heat insulation box.

[0007] Preferably, a pair of slide grooves are provided at the bottom of the fireproof box, the mounting plate is slidably connected to the pair of slide grooves, a long box is fixedly provided at the bottom of the fireproof box, threaded rods are rotatably provided in the long box, the threaded rods are threadedly connected to the mounting plate, a driven wheel is fixedly provided at one end of the threaded rods, a motor is fixedly provided at the bottom of the fireproof box, a driving wheel is fixedly provided at the output end of the motor, and a transmission belt is sleeved on the driving wheel and a pair of driven wheels.

[0008] Preferably, the first T-shaped tube passes through the heat insulation box, and the heat dissipation fan is located at the rear side of the plurality of S-tubes.

[0009] Preferably, the S tubes all pass through the support plate, and the two pairs of support legs are distributed in a rectangular row.

[0010] Preferably, the second T-shaped tube passes through the heat-insulating box, and an air inlet is provided at the rear side of the fireproof box.

[0011] Preferably, the dustproof net is located in the air inlet at the rear side of the fireproof box, and the plurality of S tubes are distributed in a straight line.

[0012] Preferably, the threaded rods are all located in the center of the long box, and the long box is all located directly below the slide slot.

[0013] Preferably, the mounting plates all pass through the long box, and the thread directions of the pair of threaded rods are the same.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In the utility model, by using the cooling box, the circulation pump, the connecting pipe, the first T-shaped pipe, the second T-shaped pipe, the support plate, the S-tube and the cooling fan in coordination, the temperature in the fireproof box can be lowered when the transformer body is running, so that the running transformer body can be cooled down to prevent the transformer body from burning due to internal circuit failure due to high temperature;

[0016] 2. In the utility model, the transformer body on the mounting plate is moved out of the fireproof box by using the slide groove, the long box, the threaded rod, the driven wheel, the motor, the driving wheel and the transmission belt, so as to facilitate the inspection and maintenance by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 This is a schematic cross-sectional view of the fireproof box of the utility model;

[0020] Figure 3 This is a schematic diagram of the position relationship between the dust screen and the cooling fan of the utility model;

[0021] Figure 4 This is a schematic cross-sectional structural diagram of the heat insulation box of the utility model;

[0022] Figure 5This is a schematic diagram of the cross-sectional structure of the slideway of the utility model;

[0023] Figure 6 This is a schematic diagram of the cross-sectional structure of a long box of the utility model;

[0024] Serial numbers in the figure: 1. Fireproof box; 11. Fireproof door; 12. Support leg; 13. Mounting plate; 14. Transformer body; 15. Heat insulation box; 16. Dust screen; 17. Cooling box; 18. Circulation pump; 19. Connecting pipe; 111. First T-shaped pipe; 112. Second T-shaped pipe; 113. Support plate; 114. S-tube; 115. Cooling fan; 2. Slide; 21. Long box; 22. Threaded rod; 23. Driven wheel; 24. Motor; 25. Driving wheel; 26. Transmission belt. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Embodiment 1: This embodiment provides a fireproof transformer, see Figure 1-6 Specifically, it includes a fireproof box 1, a fireproof door 11 is rotatably provided on the front side of the fireproof box 1, two pairs of supporting legs 12 are fixedly provided at the bottom of the fireproof box 1, a mounting plate 13 is slidably provided in the fireproof box 1, a transformer body 14 is fixedly provided on the mounting plate 13, a heat insulation box 15 is fixedly provided in the fireproof box 1, a dustproof net 16 is fixedly provided on the rear side of the fireproof box 1, a cooling box 17 is fixedly provided in the heat insulation box 15, a circulating pump 18 is fixedly provided in the heat insulation box 15, a connecting pipe 19 is fixedly provided on the circulating pump 18, and a connecting pipe 19 is fixedly provided on the circulating pump 18. The other end of the pipe 19 is fixedly connected to the cooling box 17, a first T-shaped pipe 111 is fixedly provided on the circulation pump 18, a second T-shaped pipe 112 is fixedly provided on the cooling box 17, a pair of support plates 113 are fixedly provided on the heat insulation box 15, a plurality of S-tubes 114 are fixedly provided on the support plates 113, one end of the plurality of S-tubes 114 is fixedly connected to the first T-shaped pipe 111, and the other end of the plurality of S-tubes 114 is fixedly connected to the second T-shaped pipe 112, and a cooling fan 115 is fixedly provided on the heat insulation box 15;

[0027] The first T-tube 111 passes through the heat insulation box 15, the cooling fan 115 is located at the rear side of multiple S tubes 114, the S tubes 114 all pass through the support plate 113, the two pairs of support legs 12 are arranged in a rectangular shape, the second T-tube 112 passes through the heat insulation box 15, an air inlet is provided on the rear side of the fireproof box 1, the dustproof net 16 is located in the air inlet on the rear side of the fireproof box 1, and multiple S tubes 114 are arranged in a straight line.

[0028] In the specific implementation process, Figure 2 and Figure 4As shown, the cooling liquid is injected into the cooling box 17, the transformer body 14 is fixed on the mounting plate 13, and the fire door 11 is closed. When the transformer body 14 is in use, the circulating pump 18 extracts the cooling liquid in the cooling box 17 through the connecting pipe 19, and then injects the cooling liquid into the first T-shaped pipe 111. The first T-shaped pipe 111 injects the cooling liquid into the S pipe 114 respectively, and the cooling liquid in the S pipe 114 is re-injected into the cooling box 17 in the second T-shaped pipe 112 for recycling. The cooling fan 115 rotates to generate wind force, and the cooling fan 115 The generated wind is blown into the fireproof box 1 through the gap in the middle of the S tube 114, and the wind passing through the middle of the S tube 114 is cooled by the coolant, so as to cool the inside of the fireproof box 1 and cool the transformer body 14 in use. By using the cooling box 17, the circulating pump 18, the connecting pipe 19, the first T-shaped tube 111, the second T-shaped tube 112, the supporting plate 113, the S tube 114 and the cooling fan 115 in coordination, the temperature in the fireproof box 1 can be reduced when the transformer body 14 is running, so that the running transformer body 14 can be cooled.

[0029] Embodiment 2: In embodiment 1, there is still the problem that it is inconvenient for the staff to inspect the transformer body. Therefore, based on embodiment 1, this embodiment also includes:

[0030] A pair of slide grooves 2 are provided at the bottom of the fireproof box 1, and the mounting plate 13 is slidably connected to the pair of slide grooves 2. A long box 21 is fixedly provided at the bottom of the fireproof box 1, and threaded rods 22 are rotatably provided in the long box 21. The threaded rods 22 are threadedly connected to the mounting plate 13, and a driven wheel 23 is fixedly provided at one end of the threaded rods 22. A motor 24 is fixedly provided at the bottom of the fireproof box 1, and a driving wheel 25 is fixedly provided at the output end of the motor 24. A transmission belt 26 is sleeved on the driving wheel 25 and a pair of driven wheels 23. The threaded rods 22 are located in the center of the long box 21, and the long box 21 is located directly below the slide groove 2. The mounting plates 13 pass through the long box 21, and the thread directions of the pair of threaded rods 22 are the same.

[0031] In the specific implementation process, Figure 5 and Figure 6 As shown, when the transformer body 14 needs to be inspected and repaired, the fire door 11 is opened, the motor 24 drives the driving wheel 25 to rotate, the driving wheel 25 drives the driven wheel 23 to rotate through the transmission belt 26, the driven wheel 23 drives the mounting plate 13 to move toward the fireproof box 1 through the threaded rod 22, the mounting plate 13 drives the transformer body 14 to move outside the fireproof box 1, and the transformer body 14 on the mounting plate 13 is moved out of the fireproof box 1 through the coordinated use of the slide 2, the long box 21, the threaded rod 22, the driven wheel 23, the motor 24, the driving wheel 25 and the transmission belt 26.

[0032] Specifically, the working principle and operation method of the utility model are as follows:

[0033] Step 1, inject coolant into the cooling box 17, install and fix the transformer body 14 on the mounting plate 13, close the fire door 11, and when the transformer body 14 is in use, start the cooling fan 115 and the circulating pump 18, the circulating pump 18 extracts the coolant in the cooling box 17 through the connecting pipe 19, and then injects the coolant into the first T-shaped tube 111, the first T-shaped tube 111 injects the coolant into the S tube 114 respectively, and the coolant in the S tube 114 is re-injected into the cooling box 17 by the second T-shaped tube 112 for recycling, and the cooling fan 115 rotates to generate wind force, and the wind force generated by the cooling fan 115 is blown into the fireproof box 1 through the gap in the middle of the S tube 114, and the wind force passing through the middle of the S tube 114 cools down the coolant, cools down the fireproof box 1, and cools down the transformer body 14 in use to prevent the situation of burning due to internal circuit failure due to high temperature;

[0034] Step 2: When the transformer body 14 needs to be inspected and repaired, the fire door 11 is opened, and the motor 24 is started. The motor 24 drives the driving wheel 25 to rotate, and the driving wheel 25 drives the driven wheel 23 to rotate through the transmission belt 26. The driven wheel 23 drives the mounting plate 13 to move toward the fireproof box 1 through the threaded rod 22, and the mounting plate 13 drives the transformer body 14 to move outside the fireproof box 1, so as to facilitate inspection and maintenance;

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fireproof transformer, comprising a fireproof box (1), characterized in that: The fireproof box (1) is rotatably provided with a fireproof door (11) at the front side, two pairs of supporting legs (12) are fixedly provided at the bottom of the fireproof box (1), a mounting plate (13) is slidably provided in the fireproof box (1), a transformer body (14) is fixedly provided on the mounting plate (13), a heat insulation box (15) is fixedly provided in the fireproof box (1), a dustproof net (16) is fixedly provided on the rear side of the fireproof box (1), a cooling box (17) is fixedly provided in the heat insulation box (15), a circulating pump (18) is fixedly provided in the heat insulation box (15), a connecting pipe (19) is fixedly provided on the circulating pump (18), and the connecting pipe (19) is fixedly provided on the circulating pump (18). The other end of the tube (19) is fixedly connected to the cooling box (17); a first T-shaped tube (111) is fixedly provided on the circulation pump (18); a second T-shaped tube (112) is fixedly provided on the cooling box (17); a pair of support plates (113) are fixedly provided on the heat-insulating box (15); a plurality of S tubes (114) are fixedly provided on the support plates (113); one end of the plurality of S tubes (114) is fixedly connected to the first T-shaped tube (111); the other end of the plurality of S tubes (114) is fixedly connected to the second T-shaped tube (112); and a cooling fan (115) is fixedly provided on the heat-insulating box (15).

2. A fireproof transformer according to claim 1, characterized in that: A pair of slide grooves (2) are provided at the bottom of the fireproof box (1), the mounting plate (13) is slidably connected to the pair of slide grooves (2), a long box (21) is fixedly provided at the bottom of the fireproof box (1), a threaded rod (22) is rotatably provided in the long box (21), the threaded rod (22) is threadedly connected to the mounting plate (13), a driven wheel (23) is fixedly provided at one end of the threaded rod (22), a motor (24) is fixedly provided at the bottom of the fireproof box (1), a driving wheel (25) is fixedly provided at the output end of the motor (24), and a transmission belt (26) is sleeved on the driving wheel (25) and the pair of driven wheels (23).

3. A fireproof transformer according to claim 1, characterized in that: The first T-shaped tube (111) passes through the heat insulation box (15), and the heat dissipation fan (115) is located at the rear side of the plurality of S tubes (114).

4. A fireproof transformer according to claim 1, characterized in that: The S tubes (114) all penetrate the support plate (113), and the two pairs of support legs (12) are arranged in a rectangular row.

5. A fireproof transformer according to claim 1, characterized in that: The second T-shaped tube (112) passes through the heat insulation box (15), and an air inlet is provided on the rear side of the fireproof box (1).

6. A fireproof transformer according to claim 1, characterized in that: The dustproof net (16) is located in the air inlet at the rear side of the fireproof box (1), and the plurality of S tubes (114) are arranged in a straight line.

7. A fireproof transformer according to claim 2, characterized in that: The threaded rods (22) are all located at the center of the long box (21), and the long box (21) is all located directly below the slide slot (2).

8. A fireproof transformer according to claim 2, characterized in that: The mounting plates (13) all penetrate the long box (21), and the thread directions of the pair of threaded rods (22) are the same.

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