Box-type high-voltage power transformation cabinet

Abstract

The invention belongs to the technical field of power equipment, in particular to a box-type high-voltage power transformation cabinet, and aims to solve the problems in the prior art, the box-type high-voltage power transformation cabinet comprises a cabinet body, one side of the cabinet body is rotatably connected with a cabinet door, and the inner wall of one side of the cabinet body is fixedly connected with a mounting plate used for mounting and fixing electrical components; detachable side wall plates are arranged on the two sides, adjacent to the cabinet door, of the cabinet body, and an upper air guide shell and a lower air guide shell are fixedly connected to the tops and the bottoms of the outer walls of the side faces, facing the outer side of the cabinet body, of the side wall plates correspondingly and communicate with the interior of the cabinet body; at least five heat dissipation rotary drums which are evenly distributed and communicate with the upper air guide shell and the lower air guide shell are rotationally connected between the bottom of the upper air guide shell and the top of the lower air guide shell, and the outer walls of the side faces of the heat dissipation rotary drums are fixedly connected with fan plates which are evenly distributed in an annular mode. During heat dissipation, interaction with outside air is avoided, dust accumulation of internal electric appliance elements can be prevented, and the heat dissipation effect is good.

Description

Technical Field

[0001] The invention relates to the technical field of electric power equipment, and in particular to a box-type high-voltage transformer cabinet. Background Art

[0002] A substation is a cabinet that transforms, concentrates and distributes the voltage and current of electric energy in the power system. To ensure the quality of electric energy and the safety of equipment, voltage adjustment, flow control, and protection of transmission and distribution lines and major electrical equipment are also required in the substation. It is mainly used to protect power facilities.

[0003] When a high-voltage substation is in use, a large amount of heat is generated during use. The substation in the prior art usually uses a cooling fan to dissipate the heat of the substation, which then causes the electrical components inside the substation to come into contact with the outside air, making it easy for dust to accumulate on the electrical components inside the substation. Even if a dust filter is provided, it still needs to be cleaned regularly, affecting the use of the substation. Summary of the invention

[0004] Based on the technical problems existing in the prior art, the present invention proposes a box-type high-voltage transformer cabinet.

[0005] The present invention proposes a box-type high-voltage substation cabinet, comprising a cabinet body, a cabinet door being rotatably connected to one side of the cabinet body, a mounting plate for mounting and fixing electrical components being fixedly connected to an inner wall of one side of the cabinet body, removable side wall panels are provided on both sides of the cabinet body adjacent to the cabinet door, and an upper air guide shell and a lower air guide shell are fixedly connected to the top of the side outer wall and the bottom of the side outer wall of the side wall panel facing the outside of the cabinet body respectively, the upper air guide shell and the lower air guide shell are communicated with the interior of the cabinet body, at least five evenly distributed heat dissipation rotating cylinders which are communicated with the upper air guide shell and the lower air guide shell are rotatably connected between the bottom of the upper air guide shell and the top of the lower air guide shell, an annular evenly distributed fan plate is fixedly connected to the side outer wall of the heat dissipation rotating cylinder, a protective mesh cover is provided between the upper air guide shell and the lower air guide shell, and a cleaning mechanism is provided on one side of the heat dissipation rotating cylinder.

[0006] Preferably, a support frame is fixedly connected to the top of the inner wall of the side of the heat dissipation cylinder, and a fan is fixedly connected to the bottom of the support frame, a rotating shaft extending to the top of the upper air guide shell is fixedly connected to the top of the support frame, a rotating fan blade located above the upper air guide shell is fixedly connected to the outer wall of the side of the rotating shaft, and a protective cover is fixedly connected to the top of the rotating fan blade.

[0007] Preferably, a cooling unit extending to the interior of the heat dissipation drum is fixedly connected to the bottom of the lower air guide shell, and the cooling unit includes a plurality of heat-conducting tubes, each two upper and lower adjacent heat-conducting tubes are threadedly connected, and the interior of the heat-conducting tubes is filled with cooling solution and cooling solute.

[0008] Preferably, the cleaning mechanism includes two connecting plates distributed up and down, and the side outer wall of each heat dissipation drum is slidably connected to two cleaning plates distributed up and down and corresponding to the connecting plates, the side outer wall of the connecting plate is fixedly connected to a movable plate corresponding to the cleaning plate, and the cleaning plate is rotatably connected to the side inner wall of the movable plate.

[0009] Preferably, the side outer wall of the side wall plate facing the inside of the cabinet is fixedly connected to two symmetrically distributed internal temperature sensing tubes, and a partition is fixedly connected to the inner wall of one end of the internal temperature sensing tube, a piston plate is slidably connected between the partition and the internal temperature sensing tube, and a pressure rod extending to the outside of the internal temperature sensing tube is fixedly connected to the outer wall of one end of the piston plate, and the pressure rod can be extended along the axial direction of the internal temperature sensing tube, and a sliding groove is provided on one side of the pressure rod on the side outer wall of the side wall plate, and the side outer walls of the two connecting plates are respectively fixedly connected to connecting blocks slidably connected to the side inner walls of the two sliding grooves, and the two connecting blocks are respectively fixedly connected to the ends of the two pressure rods, and a protective shell fixedly connected to the side outer wall of the side wall plate is provided on one side of the sliding groove.

[0010] Preferably, the bottom outer wall of the cabinet is fixedly connected to a base, and the side inner wall of the base is fixedly connected to a bottom shell distributed in parallel, and the bottom outer wall of the bottom shell is fixedly connected to a grounding tube distributed in parallel and communicating with the inside of the bottom shell, the side outer wall of the grounding tube is provided with fine holes, and the interior of the bottom shell is filled with a conductive and heat-conducting medium.

[0011] Preferably, the electrically conductive and thermally conductive material is a mixture of silver-coated copper powder, nickel-coated graphite powder and thermally conductive silica gel.

[0012] Preferably, the top outer wall of the cabinet is fixedly connected to a top shell, and the interior of the top shell is filled with dry ice, the bottom outer wall of the top shell is fixedly connected to evenly distributed spray heads that are communicated with the top shell, the bottom of the spray head extends to the interior of the cabinet, and the top of the spray head is provided with a blocking block for blocking the spray head, the top of the blocking block is fixedly connected to a connecting rod, an extrusion spring is fixedly connected between the top outer wall of the connecting rod and the top inner wall of the top shell, and the bottom outer wall of the connecting rod is fixedly connected to a pressure rod extending to the top of the protective shell.

[0013] The beneficial effects of the present invention are as follows: by arranging a heat dissipation drum and a fan plate, arranging a side wall plate on the side of the cabinet, and arranging a heat dissipation drum and a fan plate on the side of the side wall plate, when the substation cabinet is working, the air inside the cabinet and the air inside the heat dissipation drum are circulated, and the heat dissipated around the heat dissipation drum is quickly dissipated through the rotation of the fan plate, preventing heat from accumulating around the cabinet and affecting heat dissipation. Compared with the prior art, there will be no interaction with the outside air during heat dissipation, dust accumulation can be prevented on the internal electrical components, and the heat dissipation effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 2 A schematic diagram of the side structure of a side wall plate of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 3 This is a schematic diagram of the external structure of a heat dissipation drum of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 4 This is a schematic diagram of the bottom structure of a heat dissipation drum of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 5 This is a schematic diagram of the top structure of a heat dissipation drum of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 6 A schematic diagram of the partial structure of a side wall plate of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 7 This is a schematic diagram of the internal temperature sensing tube structure of a box-type high-voltage transformer cabinet proposed by the present invention; Figure 8 A schematic diagram of the bottom shell structure of a box-type high-voltage transformer cabinet proposed by the present invention; Fig. 9 The present invention provides a schematic diagram of the internal structure of a top shell of a box-type high-voltage transformer cabinet.

[0015] In the figure: 1 cabinet, 2 internal temperature sensing tube, 3 side wall plate, 4 protective shell, 5 cabinet door, 6 bottom shell, 7 grounding tube, 8 base, 9 lower air guide shell, 10 protective mesh cover, 11 upper air guide shell, 12 rotating fan blades, 13 top shell, 14 mounting plate, 15 connecting plate, 16 slide groove, 17 heat dissipation rotating cylinder, 18 cleaning plate, 19 moving plate, 20 fan plate, 21 heat conduction cylinder, 22 cooling solute, 23 cooling solution, 24 connecting block, 25 pressure rod, 26 piston plate, 27 temperature sensing expansion gas, 28 partition, 29 conductive heat conducting medium, 30 fine hole, 31 top pressure rod, 32 extrusion spring, 33 connecting rod, 34 blocking block, 35 sprinkler head, 36 guide fan, 37 rotating shaft. DETAILED DESCRIPTION

[0016] Example 1 A box-type high-voltage transformer cabinet, referring to Figure 1 and Figure 2, including a cabinet 1, a cabinet door 5 is rotatably connected to one side of the cabinet 1, a mounting plate 14 for mounting and fixing electrical components is fixedly connected to the inner wall of one side of the cabinet 1, and removable side wall panels 3 are provided on both sides of the cabinet 1 adjacent to the cabinet door 5, and the top and bottom of the side outer wall of the side wall panel 3 facing the outside of the cabinet 1 are respectively fixedly connected with an upper air guide shell 11 and a lower air guide shell 9, the upper air guide shell 11 and the lower air guide shell 9 are communicated with the interior of the cabinet 1, and at least five evenly distributed heat dissipation rotating cylinders 17 that are communicated with the upper air guide shell 11 and the lower air guide shell 9 are rotatably connected between the bottom of the upper air guide shell 11 and the top of the lower air guide shell 9, and the side outer wall of the heat dissipation rotating cylinder 17 is fixedly connected with an annular evenly distributed fan plate 20, a protective mesh cover is provided between the upper air guide shell 11 and the lower air guide shell 9, and a cleaning mechanism is provided on one side of the heat dissipation rotating cylinder 17.

[0017] In the present invention, reference is made to Figure 5 A support frame is fixedly connected to the top of the inner wall of the side of the heat dissipation cylinder 17, a fan 36 is fixedly connected to the bottom of the support frame, a rotating shaft 37 extending to the top of the upper air guide shell 11 is fixedly connected to the top of the support frame, a rotating fan blade 12 located above the upper air guide shell 11 is fixedly connected to the outer wall of the side of the rotating shaft 37, and a protective cover is fixedly connected to the top of the rotating fan blade 12.

[0018] Among them, refer to Figure 4 A cooling unit extending to the inside of the heat dissipation drum 17 is fixedly connected to the bottom of the lower air guide shell 9. The cooling unit includes a plurality of heat-conducting drums 21. Every two upper and lower adjacent heat-conducting drums 21 are threadedly connected. The heat-conducting drums 21 are filled with a cooling solution 23 and a cooling solute 22.

[0019] Among them, refer to Figure 3 The cleaning mechanism includes two connecting plates 15 distributed up and down. The side outer wall of each heat dissipation drum 17 is slidably connected with two cleaning plates 18 distributed up and down and corresponding to the connecting plates 15. The side outer wall of the connecting plate 15 is fixedly connected with a movable plate 19 corresponding to the cleaning plate 18, and the cleaning plate 18 is rotatably connected to the side inner wall of the movable plate 19.

[0020] Among them, refer to Figure 6 and Figure 7The side outer wall of the side wall plate 3 facing the inside of the cabinet 1 is fixedly connected with two symmetrically distributed internal temperature sensing tubes 2, a partition 28 is fixedly connected to the inner wall of one end of the internal temperature sensing tube 2, a piston plate 26 is slidably connected between the partition 28 and the internal temperature sensing tube 2, and a pressure rod 25 extending to the outside of the internal temperature sensing tube 2 is fixedly connected to the outer wall of one end of the piston plate 26, and the pressure rod 25 can be extended along the axial direction of the internal temperature sensing tube 2, and a slide groove 16 is opened on the side outer wall of the side wall plate 3. The side outer walls of the two connecting plates 15 are respectively fixedly connected with connecting blocks 24 slidably connected to the side inner walls of the two slide grooves 16, and the two connecting blocks 24 are respectively fixedly connected to the ends of the two pressure rods 25, and a protective shell 4 fixedly connected to the side outer wall of the side of the side wall plate 3 is provided on one side of the slide groove 16.

[0021] When the present invention is used: during daily work, the external wind force will drive the rotating fan blades 12 to rotate, and then drive the heat dissipation drum 17 to rotate. During the rotation of the heat dissipation drum 17, the guide fan 36 will be driven to rotate, so that the air inside the cabinet 1 and the air inside the heat dissipation drum 17 are circulated, and the heat dissipated around the heat dissipation drum 17 is quickly dissipated through the rotation of the fan plate 20, so as to prevent the heat from accumulating around the cabinet 1 and affecting the heat dissipation. When the internal temperature is too high, the cooling solute 22 will gradually dissolve and absorb heat, so as to reduce the temperature in the heat dissipation drum 17, thereby reducing the temperature of the air entering the cabinet 1, so as to prevent the temperature in the cabinet 1 from being too high. When the temperature is reduced, the cooling solute 22 will re-precipitate. At the same time, when the temperature inside the cabinet 1 changes, the temperature-sensitive expansion gas 27 will expand and compress, so as to drive the moving plate 19 and the cleaning plate 18 to move up and down and clean the outer wall of the heat dissipation drum 17, so as to prevent the outer wall of the heat dissipation drum 17 from accumulating dust and affecting the heat dissipation effect of the heat dissipation drum 17.

[0022] Example 2 A box-type high-voltage substation cabinet comprises a cabinet body 1, a cabinet door 5 is rotatably connected to one side of the cabinet body 1, a mounting plate 14 for mounting and fixing electrical components is fixedly connected to one inner wall of one side of the cabinet body 1, detachable side wall panels 3 are arranged on both sides of the cabinet body 1 adjacent to the cabinet door 5, an upper air guide shell 11 and a lower air guide shell 9 are respectively fixedly connected to the top of the side outer wall and the bottom of the side outer wall of the side wall panel 3 facing the outside of the cabinet body 1, the upper air guide shell 11 and the lower air guide shell 9 are communicated with the interior of the cabinet body 1, at least five evenly distributed heat dissipation rotating cylinders 17 that are communicated with the upper air guide shell 11 and the lower air guide shell 9 are rotatably connected between the bottom of the upper air guide shell 11 and the top of the lower air guide shell 9, The side outer wall of the heat dissipation drum 17 is fixedly connected with a fan plate 20 evenly distributed in an annular shape, a protective mesh cover is arranged between the upper air guide shell 11 and the lower air guide shell 9, a cleaning mechanism is arranged on one side of the heat dissipation drum 17, a support frame is fixedly connected to the top of the side inner wall of the heat dissipation drum 17, a guide fan 36 is fixedly connected to the bottom of the support frame, a rotating shaft 37 extending to the top of the upper air guide shell 11 is fixedly connected to the top of the support frame, a rotating fan blade 12 located above the upper air guide shell 11 is fixedly connected to the outer wall of the side outer wall of the rotating shaft 37, a protective cover is fixedly connected to the top of the rotating fan blade 12, and a protective cover is fixedly connected to the bottom of the lower air guide shell 9. The cooling unit includes a plurality of heat-conducting tubes 21, each two heat-conducting tubes 21 adjacent to each other are connected by threads, and the interior of the heat-conducting tubes 21 is filled with a cooling solution 23 and a cooling solute 22. The cleaning mechanism includes two connecting plates 15 distributed up and down, and the side outer wall of each heat dissipation rotating cylinder 17 is slidably connected to two cleaning plates 18 corresponding to the connecting plates 15 distributed up and down, and the side outer wall of the connecting plate 15 is fixedly connected to a movable plate 19 corresponding to the cleaning plate 18, and the cleaning plate 18 is rotatably connected to the side inner wall of the movable plate 19, and the side outer wall of the side wall plate 3 facing the inside of the cabinet 1 is fixedly connected to two symmetrically distributed internal temperature sensing tubes 2 A partition 28 is fixedly connected to the inner wall of one end of the inner temperature-sensing tube 2, and a piston plate 26 is slidably connected between the partition 28 and the inner temperature-sensing tube 2. A pressure rod 25 extending to the outside of the inner temperature-sensing tube 2 is fixedly connected to the outer wall of one end of the piston plate 26, and the pressure rod 25 can be extended along the axial direction of the inner temperature-sensing tube 2. A slide groove 16 located on one side of the pressure rod 25 is opened on the side outer wall of the side wall plate 3. The side outer walls of the two connecting plates 15 are respectively fixedly connected with connecting blocks 24 slidably connected to the side inner walls of the two slide grooves 16. The two connecting blocks 24 are respectively fixedly connected to the ends of the two pressure rods 25, and a protective shell 4 fixedly connected to the side outer wall of the side of the side wall plate 3 is provided on one side of the slide groove 16.

[0023] In the present invention, reference is made to Figure 8 The bottom outer wall of the cabinet 1 is fixedly connected with a base 8, the side inner wall of the base 8 is fixedly connected with a bottom shell 6 distributed in parallel, the bottom outer wall of the bottom shell 6 is fixedly connected with a grounding tube 7 distributed in parallel and communicating with the inside of the bottom shell 6, the side outer wall of the grounding tube 7 is opened with a fine hole 30, and the inside of the bottom shell 6 is filled with a conductive and heat-conducting medium 29.

[0024] Among them, the electrical and thermal conductivity value 29 is a mixture of silver-coated copper powder, nickel-coated graphite powder and thermal conductive silicone.

[0025] When this embodiment is used: on the basis of embodiment 1, when installing the transformer cabinet, first punch a hole corresponding to the grounding tube 7 on the foundation, insert the grounding tube 7 into the hole, and then pour liquid conductive heat-conductive medium 29 into the bottom shell 6. The conductive heat-conductive medium 29 will enter the grounding tube 7 and flow into the foundation along the pores 30 on the surface of the grounding tube 7, and form a branch-like structure inside the foundation. Then the conductive heat-conductive medium 29 will solidify. When the transformer cabinet is working, the conductive heat-conductive medium 29 will conduct the static electricity on the surface of the transformer cabinet into the soil, thereby improving safety. At the same time, the conductive heat-conductive medium 29 can conduct the heat inside the cabinet body 1 into the soil, thereby improving the heat dissipation and cooling efficiency.

[0026] Example 3 A box-type high-voltage substation cabinet comprises a cabinet body 1, a cabinet door 5 is rotatably connected to one side of the cabinet body 1, a mounting plate 14 for mounting and fixing electrical components is fixedly connected to one inner wall of one side of the cabinet body 1, detachable side wall panels 3 are arranged on both sides of the cabinet body 1 adjacent to the cabinet door 5, an upper air guide shell 11 and a lower air guide shell 9 are respectively fixedly connected to the top of the side outer wall and the bottom of the side outer wall of the side wall panel 3 facing the outside of the cabinet body 1, the upper air guide shell 11 and the lower air guide shell 9 are communicated with the interior of the cabinet body 1, at least five evenly distributed heat dissipation rotating cylinders 17 that are communicated with the upper air guide shell 11 and the lower air guide shell 9 are rotatably connected between the bottom of the upper air guide shell 11 and the top of the lower air guide shell 9, The side outer wall of the heat dissipation drum 17 is fixedly connected with a fan plate 20 evenly distributed in an annular shape, a protective mesh cover is arranged between the upper air guide shell 11 and the lower air guide shell 9, a cleaning mechanism is arranged on one side of the heat dissipation drum 17, a support frame is fixedly connected to the top of the side inner wall of the heat dissipation drum 17, a guide fan 36 is fixedly connected to the bottom of the support frame, a rotating shaft 37 extending to the top of the upper air guide shell 11 is fixedly connected to the top of the support frame, a rotating fan blade 12 located above the upper air guide shell 11 is fixedly connected to the outer wall of the side outer wall of the rotating shaft 37, a protective cover is fixedly connected to the top of the rotating fan blade 12, and a protective cover is fixedly connected to the bottom of the lower air guide shell 9. The cooling unit includes a plurality of heat-conducting tubes 21, each two heat-conducting tubes 21 adjacent to each other are connected by threads, and the interior of the heat-conducting tubes 21 is filled with a cooling solution 23 and a cooling solute 22. The cleaning mechanism includes two connecting plates 15 distributed up and down, and the side outer wall of each heat dissipation rotating cylinder 17 is slidably connected to two cleaning plates 18 corresponding to the connecting plates 15 distributed up and down, and the side outer wall of the connecting plate 15 is fixedly connected to a movable plate 19 corresponding to the cleaning plate 18, and the cleaning plate 18 is rotatably connected to the side inner wall of the movable plate 19, and the side outer wall of the side wall plate 3 facing the inside of the cabinet 1 is fixedly connected to two symmetrically distributed internal temperature sensing tubes 2 A partition 28 is fixedly connected to the inner wall of one end of the inner temperature-sensing tube 2, and a piston plate 26 is slidably connected between the partition 28 and the inner temperature-sensing tube 2. A pressure rod 25 extending to the outside of the inner temperature-sensing tube 2 is fixedly connected to the outer wall of one end of the piston plate 26, and the pressure rod 25 can be extended along the axial direction of the inner temperature-sensing tube 2. A slide groove 16 located on one side of the pressure rod 25 is opened on the side outer wall of the side wall plate 3. The side outer walls of the two connecting plates 15 are respectively fixedly connected with connecting blocks 24 slidably connected to the side inner walls of the two slide grooves 16. The two connecting blocks 24 are respectively fixedly connected to the ends of the two pressure rods 25, and a protective shell 4 fixedly connected to the side outer wall of the side of the side wall plate 3 is provided on one side of the slide groove 16.

[0027] In the present invention, reference is made to Fig. 9The top outer wall of the cabinet 1 is fixedly connected with a top shell 13, the interior of the top shell 13 is filled with dry ice, the bottom outer wall of the top shell 13 is fixedly connected with evenly distributed spray heads 35 that are in communication with the top shell 13, the bottom of the spray heads 35 extends to the interior of the cabinet 1, the top of the spray heads 35 is provided with a blocking block 34 for blocking the spray heads 35, the top of the blocking block 34 is fixedly connected with a connecting rod 33, the top outer wall of the connecting rod 33 and the top inner wall of the top shell 13 are fixedly connected with an extrusion spring 32, and the bottom outer wall of the connecting rod 33 is fixedly connected with a pressing rod 31 that extends to the top of the protective shell 4.

[0028] When this embodiment is used: on the basis of embodiment 1, when the temperature inside the cabinet 1 is too high due to a malfunction, the expansion of the temperature-sensitive expansion gas 27 will cause the pressure rod 25 to press on the bottom of the top pressure rod 31, which will then cause the block 34 to leave the top of the sprinkler head 35, thereby causing the dry ice in the top shell 13 to spray out and cool down the interior of the cabinet 1 to extinguish the fire, thereby preventing greater losses.

[0029] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A box-type high-voltage transformer cabinet, comprising a cabinet body (1), a cabinet door (5) being rotatably connected to one side of the cabinet body (1), and a mounting plate (14) for mounting and fixing electrical components being fixedly connected to an inner wall of one side of the cabinet body (1), characterized in that: The cabinet body (1) is provided with detachable side wall panels (3) on both sides adjacent to the cabinet door (5), and the top and bottom of the side outer wall of the side wall panel (3) facing the outside of the cabinet body (1) are respectively fixedly connected to an upper air guide shell (11) and a lower air guide shell (9); the upper air guide shell (11) and the lower air guide shell (9) are communicated with the interior of the cabinet body (1); at least five evenly distributed heat dissipation rotating cylinders (17) that are communicated with the upper air guide shell (11) and the lower air guide shell (9) are rotatably connected between the bottom of the upper air guide shell (11) and the top of the lower air guide shell (9); the side outer wall of the heat dissipation rotating cylinder (17) is fixedly connected to an annular evenly distributed fan plate (20); a protective mesh cover is provided between the upper air guide shell (11) and the lower air guide shell (9); and a cleaning mechanism is provided on one side of the heat dissipation rotating cylinder (17).

2. A box-type high-voltage transformer cabinet according to claim 1, characterized in that: The top of the inner wall of the side surface of the heat dissipation rotating cylinder (17) is fixedly connected to a support frame, and the bottom of the support frame is fixedly connected to a guide fan (36), the top of the support frame is fixedly connected to a rotating shaft (37) extending to the top of the upper air guide shell (11), the outer wall of the side surface of the rotating shaft (37) is fixedly connected to a rotating fan blade (12) located above the upper air guide shell (11), and the top of the rotating fan blade (12) is fixedly connected to a protective cover.

3. A box-type high-voltage transformer cabinet according to claim 1, characterized in that: A cooling unit extending into the interior of the heat dissipation rotating cylinder (17) is fixedly connected to the bottom of the lower air guide shell (9), and the cooling unit comprises a plurality of heat-conducting cylinders (21), wherein each two upper and lower adjacent heat-conducting cylinders (21) are threadedly connected, and the interior of the heat-conducting cylinders (21) is filled with a cooling solution (23) and a cooling solute (22).

4. A box-type high-voltage transformer cabinet according to claim 1, characterized in that: The cleaning mechanism comprises two connecting plates (15) arranged vertically, and the side outer wall of each heat dissipating rotating cylinder (17) is slidably connected to two cleaning plates (18) arranged vertically and corresponding to the connecting plates (15), the side outer wall of the connecting plate (15) is fixedly connected to a movable plate (19) corresponding to the cleaning plate (18), and the cleaning plate (18) is rotatably connected to the side inner wall of the movable plate (19).

5. A box-type high-voltage transformer cabinet according to claim 4, characterized in that: The side outer wall of the side wall plate (3) facing the inside of the cabinet (1) is fixedly connected to two symmetrically distributed internal temperature sensing tubes (2), and a partition plate (28) is fixedly connected to the inner wall of one end of the internal temperature sensing tube (2), and a piston plate (26) is slidably connected between the partition plate (28) and the internal temperature sensing tube (2). The outer wall of one end of the piston plate (26) is fixedly connected to a pressure rod (25) extending to the outside of the internal temperature sensing tube (2), and the pressure rod (25) can extend along the axial direction of the internal temperature sensing tube (2). The side outer wall of the side wall plate (3) is provided with a slide groove (16) located on one side of the pressure rod (25), and the side outer walls of the two connecting plates (15) are respectively fixedly connected to connecting blocks (24) slidably connected to the side inner walls of the two slide grooves (16), and the two connecting blocks (24) are respectively fixedly connected to the ends of the two pressure rods (25), and one side of the slide groove (16) is provided with a protective shell (4) fixedly connected to the side outer wall of the side wall plate (3).

6. A box-type high-voltage transformer cabinet according to claim 1, characterized in that: The bottom outer wall of the cabinet (1) is fixedly connected to a base (8), and the side inner wall of the base (8) is fixedly connected to a bottom shell (6) arranged in parallel, and the bottom outer wall of the bottom shell (6) is fixedly connected to a grounding tube (7) arranged in parallel and communicating with the inside of the bottom shell (6), and the side outer wall of the grounding tube (7) is provided with a fine hole (30), and the inside of the bottom shell (6) is filled with an electrically conductive and heat-conductive medium (29).

7. A box-type high-voltage transformer cabinet according to claim 6, characterized in that: The electrical and thermal conductivity value (29) is a mixture of silver-coated copper powder, nickel-coated graphite powder and thermally conductive silica gel.

8. The box-type high-voltage transformer cabinet according to claim 5, characterized in that: The top outer wall of the cabinet (1) is fixedly connected to a top shell (13), and the interior of the top shell (13) is filled with dry ice; the bottom outer wall of the top shell (13) is fixedly connected to evenly distributed spray heads (35) in communication with the top shell (13); the bottom of the spray head (35) extends into the interior of the cabinet (1); a blocking block (34) for blocking the spray head (35) is provided at the top of the spray head (35); a connecting rod (33) is fixedly connected to the top of the blocking block (34); an extrusion spring (32) is fixedly connected between the top outer wall of the connecting rod (33) and the top inner wall of the top shell (13); and a pressing rod (31) extending to the top of the protective shell (4) is fixedly connected to the bottom outer wall of the connecting rod (33).

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