Transformer maintenance device

Abstract

The invention belongs to the technical field of distribution transformers, and discloses a transformer maintenance device. The invention provides a method. The transformer maintenance device comprises a containing frame, a containing tank, a filtering structure, a driving mechanism, a cleaning structure and a plurality of heat dissipation pipes. The transformer is arranged in the containing frame. The filtering structure and the cleaning structure are matched with each other to clean and maintain the heat dissipation pipe, a heat-conducting medium in the heat dissipation pipe is convenient to replace through arrangement of a collecting box, meanwhile, impurities in the heat-conducting medium in the heat dissipation pipe can be effectively filtered through a filter screen, the heat dissipation efficiency is guaranteed, a brush plate assembly and a transmission assembly are matched with each other, an external driving device is not needed, and the heat dissipation efficiency is improved. The brush plate can be driven to reciprocate between the two adjacent heat dissipation pipes through the heat dissipation fan of the transformer, so that sundries clamped between the two adjacent heat dissipation pipes are brought out, the cleaning effect is achieved, the maintenance efficiency of the transformer is guaranteed, and meanwhile the manual operation amount is greatly reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of distribution transformers, and in particular to a transformer maintenance device. Background Art

[0002] Although the distribution transformer is equipped with good heat dissipation effect, it is usually installed in a high-altitude location. Because the high-altitude environment is not convenient for cleaning and maintenance, it is easy for dust and debris to stick to the position of the heat dissipation pipe. The accumulation of debris and dust in the heat dissipation pipe can easily lead to air circulation to dissipate heat inside. In the high-altitude environment, workers need to clean the debris, and it is more cumbersome to maintain the equipment. Workers also need to climb to a high altitude for maintenance and cleaning.

[0003] In the prior art, a maintenance device is configured for the transformer to realize automatic cleaning and maintenance of the transformer. However, the transformer maintenance device in the prior art can only clean the debris in the gap of the heat dissipation pipe, and cannot maintain the heat-conducting medium in the heat dissipation pipe. Workers are still required to replace the heat-conducting medium regularly, and the operation process of replacing the heat-conducting medium is cumbersome and inefficient. Summary of the invention

[0004] The object of the present invention is to provide a transformer maintenance device, which can reduce the replacement frequency of the heat-conducting medium in the transformer heat dissipation pipe and reduce the workload of workers.

[0005] To achieve this object, the present invention adopts the following technical solutions:

[0006] Transformer maintenance device, including:

[0007] A containing frame, wherein the transformer is arranged inside the containing frame;

[0008] A plurality of heat dissipation pipes are arranged on the side wall of the accommodating frame at intervals along a first horizontal direction, and two adjacent heat dissipation pipes are connected to each other;

[0009] A containing tank configured to contain a heat-conducting medium, one end of the containing tank being connected to one of the heat dissipation pipes, and the other end of the containing tank being connected to another of the heat dissipation pipes;

[0010] The filtering structure comprises a collecting box and a filtering net, wherein the collecting box is detachably arranged between the heat dissipation pipe and the containing tank, and the filtering net is detachably arranged in the collecting box;

[0011] A driving mechanism, configured to drive the heat transfer medium to circulate between the containing tank, the filtering structure and the plurality of heat dissipation pipes;

[0012] The cleaning structure includes a brush plate assembly and a transmission assembly, wherein the brush plate assembly includes a plurality of brush plates spaced apart along the first horizontal direction, any one of the brush plates is located between two adjacent heat dissipation tubes, and the transmission assembly is configured to transmit the driving force generated when the heat dissipation fan of the transformer rotates to the brush plate, and when the heat dissipation fan rotates, the brush plate can reciprocate in the vertical direction.

[0013] Preferably, the transmission assembly comprises:

[0014] A first transmission shaft extending along the first horizontal direction, the first transmission shaft being fixedly arranged relative to the rotating shaft of the cooling fan, and a first pulley being sleeved on the first transmission shaft;

[0015] A second transmission shaft is rotatably disposed on the accommodating frame and extends along the first horizontal direction, a driving gear is sleeved on the second transmission shaft, and a second pulley is sleeved on the second transmission shaft;

[0016] A transmission belt, one end of which is sleeved on the first belt pulley, and the other end of which is sleeved on the second belt pulley;

[0017] A reciprocating screw rod is rotatably disposed on the accommodating frame and extends in a vertical direction, the reciprocating screw rod is provided with a driven gear, and the driving gear is meshed with the driven gear;

[0018] The brush plate assembly also includes a positioning frame, and the plurality of brush plates are detachably arranged on the positioning frame, and the reciprocating screw rod is threadedly connected to and penetrates the positioning frame.

[0019] Preferably, the brush plate assembly further comprises a fixing plate extending along the first horizontal direction, and the plurality of brush plates are fixedly connected to the fixing plate.

[0020] Preferably, a mounting groove is provided on the positioning frame, and a mounting block is protruded from the fixing plate. The mounting block can extend into the mounting groove and press against the inner wall of the mounting groove.

[0021] Preferably, the brush plate assembly further comprises a locking structure, wherein the locking structure comprises:

[0022] A locking paddle, wherein the positioning frame is provided with a locking groove connected to the mounting groove, and the locking paddle is slidably disposed in the locking groove;

[0023] A locking rod, one end of which is fixedly connected to the locking paddle, and the other end of which can extend into the mounting slot and press against the mounting block;

[0024] A spring has one end fixedly connected to the inner wall of the locking groove, and the other end fixedly connected to a side of the locking paddle facing away from the locking rod.

[0025] Preferably, the locking paddle can partially extend out of the mounting slot.

[0026] Preferably, a plurality of the mounting blocks are spaced apart in the first horizontal direction, and the mounting grooves correspond one to one to the mounting blocks.

[0027] Preferably, the invention further comprises a wire clamping structure, wherein the wire clamping structure comprises:

[0028] A supporting plate is arranged on the top of the accommodating frame, and the supporting plate is provided with an accommodating groove;

[0029] A bidirectional screw rod is rotatably disposed in the receiving groove;

[0030] The two clamping plates are screwed to the two ends of the bidirectional screw rod in a one-to-one correspondence in the length direction. When the bidirectional screw rod rotates around its own axis, the two clamping plates can move closer to or farther away from each other.

[0031] Preferably, the wire clamping structure further comprises a telescopic rod, which extends in a vertical direction, a fixed end of the telescopic rod is fixedly disposed on a top end of the accommodating frame, and the supporting plate is fixedly connected to a movable end of the telescopic rod.

[0032] Preferably, two groups of the heat dissipation tubes are arranged at intervals along the second horizontal direction, each group includes a plurality of the heat dissipation tubes arranged at intervals along the first horizontal direction, and the second horizontal direction is perpendicular to the first horizontal direction.

[0033] Beneficial effects of the present invention:

[0034] The filtering structure and the cleaning structure cooperate with each other to clean and maintain the heat pipe. The setting of the collection box facilitates the replacement of the heat-conducting medium in the heat pipe. At the same time, the filter can effectively filter out impurities in the heat-conducting medium inside the heat pipe to ensure the heat dissipation efficiency. The brush plate assembly and the transmission assembly cooperate with each other. No external drive device is required. The brush plate can be driven to reciprocate between two adjacent heat pipes by the cooling fan of the transformer, thereby removing the debris stuck between the two adjacent heat pipes to achieve the cleaning effect, ensuring the maintenance efficiency of the transformer while greatly reducing the amount of manual work. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 is a first structural schematic diagram of the transformer maintenance device of the present invention;

[0036] Figure 2 yes Figure 1 A partial enlarged view of the middle A;

[0037] Figure 3It is a structural explosion diagram of a part of the structure of the transformer maintenance device of the present invention;

[0038] Figure 4 yes Figure 3 A partial enlarged view of point B in the middle;

[0039] Figure 5 yes Figure 3 A partial enlarged view of point C in the middle;

[0040] Figure 6 yes Figure 3 A partial enlarged view of point D in the middle;

[0041] Figure 7 It is a second structural schematic diagram of the transformer maintenance device of the present invention.

[0042] In the figure:

[0043] 10. Cooling fan; 20. Terminal block;

[0044] 1. Accommodation frame;

[0045] 2. Radiator pipe; 21. Pipeline;

[0046] 3. Container; 31. Limit block;

[0047] 4. Filter structure; 41. Collection box; 42. Filter net;

[0048] 5. Cleaning structure; 51. Brush plate assembly; 511. Brush plate; 512. Positioning frame; 513. Fixing plate; 5131. Mounting block; 514. Locking structure; 5141. Locking paddle; 5142. Locking rod; 5143. Spring; 52. Transmission assembly; 521. First transmission shaft; 5211. First pulley; 522. Second transmission shaft; 5221. Driving gear; 5222. Second pulley; 523. Transmission belt; 524. Reciprocating screw; 5241. Driven gear;

[0049] 6. Wire clamping structure; 61. Support plate; 62. Bidirectional screw rod; 63. Clamping plate; 64. Telescopic rod; 65. Locking screw. DETAILED DESCRIPTION

[0050] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar parts or parts having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0051] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, it can be a mechanical connection or an electrical connection, it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0052] In the description of the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in contact with the second feature through another feature between them instead of being in direct contact. Moreover, a first feature being "above", "above" and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0053] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0054] Embodiment 1

[0055] like Figure 1-Figure 7 As shown, this embodiment provides a transformer maintenance device for transformer maintenance. The transformer maintenance device includes a containing frame 1, a containing tank 3, a filtering structure 4, a driving mechanism and a cleaning structure 5 and a plurality of heat dissipation pipes 2. Wherein, the transformer is arranged inside the containing frame 1; a plurality of heat dissipation pipes 2 are arranged on the side wall of the containing frame 1 at intervals along a first horizontal direction, and two adjacent heat dissipation pipes 2 are connected to each other; the containing tank 3 is configured to contain a heat-conducting medium, one end of the containing tank 3 is connected to one heat dissipation pipe 2, and the other end is connected to another heat dissipation pipe 2; the filtering structure 4 includes a collecting box 41 and a filter net 42, the collecting box 41 is detachably arranged between the heat dissipation pipe 2 and the containing tank 3, and the filter net 42 is detachably in the collecting box 41; the driving mechanism is It is configured to drive the heat-conducting medium to circulate between the containing tank 3, the filtering structure 4 and the plurality of heat dissipation tubes 2; the cleaning structure 5 includes a brush plate assembly 51 and a transmission assembly 52, the brush plate assembly 51 includes a plurality of brush plates 511 spaced apart along a first horizontal direction, any one of the brush plates 511 is located between two adjacent heat dissipation tubes 2, the transmission assembly 52 is configured to transmit the driving force generated when the heat dissipation fan 10 of the transformer rotates to the brush plate 511, and when the heat dissipation fan 10 rotates, the brush plate 511 can reciprocate in the vertical direction.

[0056] The filtering structure 4 and the cleaning structure 5 cooperate with each other to clean and maintain the heat dissipation tube 2. The setting of the collecting box 41 facilitates the replacement of the heat-conducting medium in the heat dissipation tube 2. At the same time, the filter net 42 can effectively filter the impurities in the heat-conducting medium inside the heat dissipation tube 2 to ensure the heat dissipation efficiency. The brush plate assembly 51 and the transmission assembly 52 cooperate with each other. No external drive device is required. The brush plate 511 can be driven to reciprocate between two adjacent heat dissipation tubes 2 by the heat dissipation fan 10 provided by the transformer, so as to bring out the debris stuck between the two adjacent heat dissipation tubes 2 to achieve the cleaning effect, thereby ensuring the maintenance efficiency of the transformer and greatly reducing the amount of manual work.

[0057] It should be noted that the material of the heat-conducting medium can refer to the existing technology disclosed in the art and is not specifically limited here; at the same time, the driving mechanism is a pump structure that can drive fluid commonly used in the existing technology and is not specifically limited here.

[0058] It is understandable that if Figure 2 As shown, a limiting block 31 is provided at the bottom of the input end and / or the bottom of the output end of the accommodating tank 3, a limiting groove is provided in the limiting block 31, and the heat dissipation pipe 2 is connected to the limiting groove through the pipeline 21 and the filtering structure 4 is detachably arranged in the limiting groove.

[0059] In this embodiment, two groups of heat dissipation pipes 2 are arranged at intervals along the second horizontal direction, each group includes a plurality of heat dissipation pipes 2 arranged at intervals along the first horizontal direction, and each group of heat dissipation pipes 2 is configured with a second transmission shaft 522, a transmission belt 523 and a reciprocating screw 524, and the second horizontal direction is perpendicular to the first horizontal direction. The above arrangement can further improve the heat dissipation effect of the heat dissipation pipe 2.

[0060] Specifically, the transmission assembly 52 includes a first transmission shaft 521 , a second transmission shaft 522 , a transmission belt 523 and a reciprocating screw 524 . Among them, the first transmission shaft 521 extends along the first horizontal direction, the first transmission shaft 521 is fixedly arranged relative to the rotating shaft of the cooling fan 10, and a first pulley 5211 is sleeved on the first transmission shaft 521; the second transmission shaft 522 is rotatably arranged on the accommodating frame 1 and extends along the first horizontal direction, one end of the second transmission shaft 522 is sleeved with a driving gear 5221, and the other end is sleeved with a second pulley 5222; one end of the transmission belt 523 is sleeved on the first pulley 5211, and the other end is sleeved on the second pulley 5222; the reciprocating screw rod 524 is rotatably arranged on the accommodating frame 1 and extends along the vertical direction, a driven gear 5241 is arranged on the reciprocating screw rod 524, and the driving gear 5221 is meshed with the driven gear 5241; the brush plate assembly 51 also includes a positioning frame 512, and multiple brush plates 511 can be detachably arranged on the positioning frame 512, and the reciprocating screw rod 524 is screwed and penetrated into the positioning frame 512. With the above arrangement, the first transmission shaft 521 rotates around its own axis under the drive of the cooling fan 10, and drives the second transmission shaft 522 to rotate in the same direction as the first transmission shaft 521 through the transmission belt 523. At the same time, the driving gear 5221 drives the driven gear 5241 to make the reciprocating screw rod 524 rotate around its own axis, thereby realizing the reciprocating motion of the brush plate assembly 51 in the vertical direction, with high transmission efficiency, simple structure and low production cost.

[0061] It should be noted that the reciprocating screw 524 is a prior art disclosed in the art, and its principle and structure are not described in detail here.

[0062] More specifically, the brush plate assembly 51 further includes a fixing plate 513 extending along the first horizontal direction, and the plurality of brush plates 511 are fixedly connected to the fixing plate 513. The setting of the fixing plate 513 facilitates the simultaneous removal of the plurality of brush plates 511, so as to improve the replacement efficiency of the brush plates 511.

[0063] Specifically, a mounting groove is provided on the positioning frame 512, and a mounting block 5131 is protruded on the fixing plate 513. The mounting block 5131 can extend into the mounting groove and press against the inner wall of the mounting groove. The arrangement of the mounting block 5131 can improve the connection strength between the positioning frame 512 and the fixing plate 513, and ensure the stability of the brush plate 511 during the reciprocating motion.

[0064] More specifically, the brush plate assembly 51 further includes a locking structure 514, which includes a locking paddle 5141, a locking rod 5142 and a spring 5143. The positioning frame 512 is provided with a locking slot connected to the mounting slot, and the locking paddle 5141 is slidably disposed in the locking slot; one end of the locking rod 5142 is fixedly connected to the locking paddle 5141, and the other end can extend into the mounting slot and press against the mounting block 5131; one end of the spring 5143 is fixedly connected to the inner wall of the locking slot, and the other end is fixedly connected to the side of the locking paddle 5141 facing away from the locking rod 5142. With the setting of the above-mentioned locking structure 514, the locking rod 5142 can press the mounting block 5131 against the inner wall of the mounting groove under the drive of the elastic restoring force of the spring 5143, thereby further improving the connection strength between the positioning frame 512 and the fixing plate 513 and ensuring the stability of the brush plate 511 during the reciprocating motion; when the brush plate 511 needs to be replaced, the locking paddle 5141 is pushed in the direction where the spring 5143 is compressed, which can drive the locking rod 5142 to separate from the mounting block 5131. The operation is simple and convenient, and the practicability is strong.

[0065] Preferably, in this embodiment, the locking paddle 5141 can partially extend out of the mounting slot. The above arrangement makes it easy for workers to quickly and conveniently move the locking paddle 5141.

[0066] For example, in this embodiment, the locking paddle 5141 is provided with an anti-skid structure, which may be an anti-skid pad, such as a rubber pad, or the anti-skid structure may be an anti-skid protrusion, which may be a dot-shaped protrusion or a patterned protrusion of any shape, as long as the contact friction between the position where the anti-skid protrusion is located and the worker's hand can be increased. The specific form thereof is referred to the prior art and is not specifically limited in this embodiment.

[0067] More specifically, a plurality of mounting blocks 5131 are arranged at intervals in the first horizontal direction, and the mounting grooves correspond one to one to the mounting blocks 5131. The above arrangement enables the force on the fixing plate 513 to be more balanced.

[0068] Embodiment 2

[0069] like Figure 1-Figure 7 As shown, this embodiment provides a transformer maintenance device, and its components identical or corresponding to those in the first embodiment are denoted by the same or corresponding reference numerals as those in the first embodiment. For simplicity, only the differences between this embodiment and the first embodiment are described below.

[0070] Specifically, the transformer maintenance device also includes a wire clamping structure 6, which includes a supporting plate 61, a bidirectional screw rod 62 and two clamping plates 63. The supporting plate 61 is arranged at the top of the accommodating frame 1 and is provided with an accommodating groove; the bidirectional screw rod 62 is rotatably arranged in the accommodating groove; the two clamping plates 63 are screwed to the two ends of the bidirectional screw rod 62 in a one-to-one correspondence in the length direction. When the bidirectional screw rod 62 rotates around its own axis, the two clamping plates 63 can move closer to or farther from each other to clamp or loosen the cable. With the above arrangement, rotating the bidirectional screw rod 62 can drive the two clamping plates 63 to move closer to or farther from each other, thereby adapting to cables of different wire diameters, with strong versatility and a large adjustment range.

[0071] More specifically, the two clamping plates 63 have arc surfaces on their sides facing each other, so as to increase the contact area between the clamping plates 63 and the cables.

[0072] Preferably, in this embodiment, the two clamping plates 63 are provided with anti-skid structures on one side facing each other, and the anti-skid structures may be anti-skid pads, such as rubber pads, etc.; or, the anti-skid structures may be anti-skid protrusions, and the anti-skid protrusions may be dot-shaped protrusions, or patterned protrusions of any shape, as long as the contact friction between the position where the anti-skid protrusions are located and the cable can be increased. The specific form thereof is referred to the prior art, and is not specifically limited in this embodiment.

[0073] More specifically, one end of the bidirectional screw rod 62 extends out of the accommodating groove, and a first rotating handle is fixedly provided on this end to facilitate workers to rotate the bidirectional screw rod 62, thereby improving the convenience of the operation.

[0074] Specifically, the wire clamping structure 6 further includes a telescopic rod 64, which extends in the vertical direction, a fixed end of the telescopic rod 64 is fixedly arranged at the top of the accommodating frame 1, and a supporting plate 61 is fixedly connected to the movable end of the telescopic rod 64. The arrangement of the telescopic rod 64 can adjust the height of the supporting plate 61 in the vertical direction to adapt to cables of different models, thereby improving the versatility of the wire clamping structure 6.

[0075] It should be noted that, in this embodiment, the multiple terminals 20 of the transformer all extend out of the top of the accommodating frame 1, the number of the wire clamping structures 6 is set according to the number of the terminals 20, and the multiple wire clamping structures 6 correspond one-to-one to the multiple terminals 20.

[0076] More specifically, the wire clamping structure 6 further includes a locking screw 65, which is passed through and screwed to the fixed end of the telescopic rod 64, and one end of the locking screw 65 can press against the movable end of the telescopic rod 64, and the other end is fixedly provided with a second rotating handle. With the above arrangement, the movable end of the telescopic rod 64 can be locked to the fixed end by rotating the second rotating handle.

[0077] In other embodiments, the telescopic rod 64 may also adopt a sleeve rod structure with a self-locking function disclosed in the prior art, and its principle and specific structure are not described in detail here.

[0078] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the embodiments here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Transformer maintenance device, characterized in that: include: A containing frame (1), wherein the transformer is arranged inside the containing frame (1); A plurality of heat dissipation pipes (2) are arranged on the side wall of the accommodating frame (1) at intervals along a first horizontal direction, and two adjacent heat dissipation pipes (2) are connected to each other; A containing tank (3) is configured to contain a heat-conducting medium, one end of the containing tank (3) being connected to one of the heat dissipation pipes (2), and the other end of the containing tank (3) being connected to another of the heat dissipation pipes (2); A filtering structure (4), comprising a collection box (41) and a filter net (42), wherein the collection box (41) is detachably arranged between the heat dissipation pipe (2) and the containing tank (3), and the filter net (42) is detachably arranged in the collection box (41); A driving mechanism, configured to drive the heat-conducting medium to circulate between the containing tank (3), the filtering structure (4) and the plurality of heat dissipation pipes (2); A cleaning structure (5) comprises a brush plate assembly (51) and a transmission assembly (52), wherein the brush plate assembly (51) comprises a plurality of brush plates (511) arranged at intervals along the first horizontal direction, and any one of the brush plates (511) is located between two adjacent heat dissipation pipes (2). The transmission assembly (52) is configured to transmit the driving force generated when the heat dissipation fan (10) of the transformer rotates to the brush plate (511), and when the heat dissipation fan (10) rotates, the brush plate (511) can reciprocate in the vertical direction.

2. The transformer maintenance device according to claim 1, characterized in that: The transmission assembly (52) comprises: A first transmission shaft (521) extending along the first horizontal direction, the first transmission shaft (521) being fixedly arranged relative to the rotating shaft of the cooling fan (10), and a first pulley (5211) being sleeved on the first transmission shaft (521); A second transmission shaft (522) is rotatably disposed on the accommodating frame (1) and extends along the first horizontal direction, a driving gear (5221) is sleeved on the second transmission shaft (522), and a second pulley (5222) is sleeved on the second transmission shaft (522); A transmission belt (523), one end of which is sleeved on the first belt pulley (5211), and the other end of which is sleeved on the second belt pulley (5222); A reciprocating screw rod (524) is rotatably disposed on the accommodating frame (1) and extends in a vertical direction. The reciprocating screw rod (524) is provided with a driven gear (5241), and the driving gear (5221) is meshed with the driven gear (5241); The brush plate assembly (51) further comprises a positioning frame (512), and a plurality of the brush plates (511) are detachably arranged on the positioning frame (512), and the reciprocating screw rod (524) is screwed and penetrates the positioning frame (512).

3. The transformer maintenance device according to claim 2, characterized in that: The brush plate assembly (51) further comprises a fixing plate (513) extending along the first horizontal direction, and the plurality of brush plates (511) are all fixedly connected to the fixing plate (513).

4. The transformer maintenance device according to claim 3, characterized in that: The positioning frame (512) is provided with a mounting groove, and the fixing plate (513) is provided with a mounting block (5131) protruding therefrom. The mounting block (5131) can extend into the mounting groove and press against the inner wall of the mounting groove.

5. The transformer maintenance device according to claim 4, characterized in that: The brush plate assembly (51) further comprises a locking structure (514), wherein the locking structure (514) comprises: A locking paddle (5141), wherein the positioning frame (512) is provided with a locking groove connected to the mounting groove, and the locking paddle (5141) is slidably disposed in the locking groove; A locking rod (5142), one end of which is fixedly connected to the locking paddle (5141), and the other end of which can extend into the mounting groove and press against the mounting block (5131); A spring (5143) has one end fixedly connected to the inner wall of the locking groove, and the other end fixedly connected to a side of the locking paddle (5141) facing away from the locking rod (5142).

6. The transformer maintenance device according to claim 5, characterized in that: The locking paddle (5141) can partially extend out of the mounting slot.

7. The transformer maintenance device according to claim 5, characterized in that: A plurality of the mounting blocks (5131) are arranged at intervals in the first horizontal direction, and the mounting grooves correspond one-to-one to the mounting blocks (5131).

8. The transformer maintenance device according to claim 1, characterized in that: It also includes a wire clamping structure (6), wherein the wire clamping structure (6) includes: A supporting plate (61) is arranged on the top of the containing frame (1), and the supporting plate (61) is provided with a containing groove; A bidirectional screw rod (62) is rotatably disposed in the receiving groove; The two clamping plates (63) are screwed to the two ends of the bidirectional screw rod (62) in a one-to-one correspondence in the length direction. When the bidirectional screw rod (62) rotates around its own axis, the two clamping plates (63) can move closer to or farther from each other.

9. The transformer maintenance device according to claim 8, characterized in that: The wire clamping structure (6) further comprises a telescopic rod (64), wherein the telescopic rod (64) extends in a vertical direction, wherein a fixed end of the telescopic rod (64) is fixedly arranged at the top end of the accommodating frame (1), and the supporting plate (61) is fixedly connected to the movable end of the telescopic rod (64).

10. The transformer maintenance device according to any one of claims 1 to 9, characterized in that: The heat dissipation tubes (2) are arranged in two groups at intervals along a second horizontal direction, each group comprising a plurality of the heat dissipation tubes (2) arranged at intervals along the first horizontal direction, and the second horizontal direction is perpendicular to the first horizontal direction.

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