Heat dissipation structure of transformer

Abstract

The utility model relates to the technical field of transformers, and discloses a heat dissipation structure of a transformer, which comprises a transformer main body, heat conducting plates are arranged on two sides of the transformer main body, a heat dissipation frame is arranged on one side of each heat conducting plate, a rotating roller is rotatably arranged in the heat dissipation frame, and a plurality of bevel gears I are uniformly arranged on the surface of the rotating roller. A plurality of rotating rods are rotationally arranged in the heat dissipation frames through vertical plates, heat dissipation blades and second bevel gears are arranged at the two ends of each rotating rod correspondingly, the first bevel gears are in meshed connection with the second bevel gears, a fixed box is arranged at the tops of the two heat dissipation frames, and a driving assembly is arranged at the top of the fixed box; through the arranged driving assembly, rotation of the two rotating rollers can be synchronously controlled, first bevel gears on the surfaces of the rotating rollers can synchronously rotate, a plurality of rotating rods and heat dissipation blades can be driven to synchronously rotate in cooperation with a second bevel gear arranged in an engaged mode, and therefore heat generated by the transformer body can be dissipated and cooled in cooperation with a heat conduction plate; and the self heat dissipation effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a heat dissipation structure of a 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, the secondary coil and the iron core (magnetic core). With the advancement of science and technology and the continuous development of society, the continuous optimization and use of transformers have made transformers more convenient in daily use, improved people's quality of life, and brought more convenience to people's production and life. During the use of the transformer, a heat dissipation structure is needed to improve the heat dissipation performance of the transformer.

[0003] Among them, the "dry-type transformer heat dissipation structure" disclosed in the application number "CN202023184928.X" "includes a dry-type transformer heat dissipation structure body, the dry-type transformer heat dissipation structure body includes a dry-type transformer and a heat sink, and a first slot is opened inside the dry-type transformer, a heat sink is arranged inside the first slot, and both ends of the heat sink are arranged on the dry-type transformer through a stabilizing mechanism for easy stabilization, both ends of the heat sink are inserted into the second slot, and the outer side of the second slot is opened in the shell, and the shell is away from the side of the heat sink The utility model discloses a dry-type transformer heat dissipation structure provided with a housing, a clamping plate, a spring, a buffer pad, a slide rail, a second limit block, a second connecting plate and a ball bearing. When installing the heat sink, the heat sink is inserted into the second slot. With the assistance of the second connecting plate and the ball bearing, the heat sink is inserted into the second slot. The heat sink simultaneously squeezes the clamping plates on both sides. The clamping plates slide with the assistance of the first connecting plate and the slider to compress the spring. With the help of the elastic potential energy of the spring, the heat sink is squeezed, thereby solving the problem of the traditional dry-type transformer heat dissipation structure.

[0004] However, the above method still has the following defects: heat is dissipated at the transformer by means of a single heat dissipation fin, but when the temperature of the transformer is too high, it cannot meet the heat dissipation demand of the transformer, and in severe cases, the transformer may be damaged. Summary of the invention

[0005] In view of the deficiencies in the prior art, the utility model provides a heat dissipation structure for a transformer, which has the advantages of being able to dissipate and cool the heat generated by the transformer body itself, thereby improving its own heat dissipation effect and solving the problems raised by the above-mentioned background technology.

[0006] The utility model provides the following technical scheme: a heat dissipation structure of a transformer, comprising a transformer main body, heat conduction plates are arranged on both sides of the transformer main body, a heat dissipation frame is arranged on one side of the heat conduction plate, a roller is rotatably arranged inside the heat dissipation frame, a plurality of bevel gears 1 are evenly arranged on the surface of the roller, a plurality of rotating rods are rotatably arranged inside the heat dissipation frame through a vertical plate, heat dissipation blades and bevel gears 2 are respectively arranged at both ends of the rotating rods, the bevel gears 1 are meshed and connected with the bevel gears 2, a fixing box is arranged on the top of the two heat dissipation frames, a driving assembly is arranged on the top of the fixing box, and mounting assemblies are arranged on both sides of the heat dissipation frame for easy disassembly.

[0007] As a preferred technical solution of the utility model, a plurality of first heat dissipation fins are provided on the surface of the transformer body, and a plurality of second heat dissipation fins are provided on the top of the transformer body.

[0008] As a preferred technical solution of the utility model, support plates are provided on both sides of the bottom end of the transformer body, a mounting plate is provided at the bottom of the support plate, and mounting holes are provided at four corners of the surface of the mounting plate.

[0009] As a preferred technical solution of the utility model, a breathable plate is provided on the side of the heat dissipation frame away from the transformer body, a dustproof net is provided on the surface of the breathable plate, and the four corners of the surface of the breathable plate are fixedly connected to the surface of the heat dissipation frame by bolts.

[0010] As a preferred technical solution of the utility model, the driving assembly includes a motor, which is fixedly installed in the middle of the top of the fixed box. The output shaft of the motor passes through the fixed box and is provided with a rotating column, and two pulleys are provided on the surface of the rotating column.

[0011] As a preferred technical solution of the utility model, the top of the rotating roller passes through the heat dissipation frame and is provided with a second pulley, the first pulley located at the top and the second pulley located at the top are connected by a transmission belt one, and the first pulley located at the bottom and the second pulley located at the bottom are connected by a transmission belt two.

[0012] As a preferred technical solution of the utility model, the mounting assembly includes an L-shaped fixing plate, which is fixedly installed in the middle of one side of the heat dissipation frame, and the surface of the L-shaped fixing plate is fixedly connected to the surface of the transformer body by two bolts.

[0013] As a preferred technical solution of the utility model, a bolt hole matching the second bolt is opened on the surface of the transformer body, the second bolt is threadedly connected to the bolt hole, and a sealing gasket is provided at the connection between the heat conducting plate and the heat dissipation frame.

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

[0015] 1. The heat dissipation structure of the transformer can synchronously control the rotation of the two rollers through the set driving assembly, so that the bevel gear 1 on the surface of the roller can rotate synchronously, and cooperate with the meshing bevel gear 2, so as to drive multiple rotating rods and heat dissipation blades to rotate synchronously, so as to cooperate with the heat conduction plate to dissipate the heat generated by the transformer body itself and improve its own heat dissipation effect.

[0016] 2. The heat dissipation structure of the transformer is convenient for disassembling the L-shaped fixing plate by means of the provided mounting assembly, bolts 2 and bolt holes, and then for disassembling the heat dissipation frame and the fixing box at the heat conduction plate, so as to facilitate the later inspection and maintenance of the components inside the heat dissipation frame and the fixing box.

[0017] 3. The heat dissipation structure of the transformer has heat dissipation fins 1 and 2 arranged on the surface of the transformer body, thereby further dissipating heat from the transformer body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the exploded structure of the transformer body of the utility model;

[0020] Figure 3 It is a schematic diagram of the cross-sectional structure of the heat dissipation frame of the utility model;

[0021] Figure 4 For this utility model Figure 3 A is an enlarged structural diagram;

[0022] Figure 5 This is a schematic diagram of the explosion structure of the fixed box of the utility model;

[0023] Figure 6 For this utility model Figure 2 The enlarged structural diagram at B in FIG.

[0024] In the figure: 1. transformer body; 2. heat conduction plate; 3. heat dissipation frame; 4. roller; 5. bevel gear 1; 6. vertical plate; 7. rotating rod; 8. heat dissipation blade; 9. mounting plate; 10. bevel gear 2; 11. fixing box; 12. drive assembly; 1201. motor; 1202. rotating column; 1203. pulley 1; 1204. pulley 2; 1205. transmission belt 1; 1206. transmission belt 2; 13. mounting assembly; 1301. L-shaped fixing plate; 1302. bolt 2; 1303. bolt hole; 14. air permeable plate; 15. bolt 1; 16. heat dissipation fin 1; 17. heat dissipation fin 2; 18. support plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0026] See also Figure 1-6 The utility model provides a heat dissipation structure of a transformer, including a transformer body 1, both sides of the transformer body 1 are provided with heat conducting plates 2, so that the heat of the transformer body 1 itself is conducted through the heat conducting plates 2, one side of the heat conducting plates 2 is provided with a heat dissipation frame 3, the heat dissipation frame 3 is provided with a rotating roller 4 inside, and the surface of the rotating roller 4 is evenly provided with a plurality of bevel gears 5, the heat dissipation frame 3 is provided with a plurality of rotating rods 7 rotating through a vertical plate 6 inside, and the two ends of the rotating rod 7 are respectively provided with heat dissipation blades 8 and bevel gears 10, and the bevel gears 15 are meshed and connected with the bevel gears 10, and the rotation of the rotating roller 4 can be controlled to make the bevel gears 15 on the surface of the rotating roller 4 rotate synchronously, and the bevel gears 10 arranged in meshing with each other can be controlled to rotate synchronously. Two 10, which can drive multiple rotating rods 7 and heat dissipation blades 8 to rotate synchronously, so as to cooperate with the heat conducting plate 2, so as to dissipate the heat generated by the transformer body 1 itself and improve its own heat dissipation effect. A fixed box 11 is provided on the top of the two heat dissipation frames 3, and a driving component 12 is provided on the top of the fixed box 11, which is convenient for driving the two rollers 4 and the multiple heat dissipation blades 8 to rotate simultaneously through the driving component 12, thereby reducing a certain amount of energy consumption and being easy to promote. Both sides of the heat dissipation frame 3 are provided with mounting components 13, which are convenient for disassembly. Through the provided mounting components 13, it is convenient to disassemble the two heat dissipation frames 3 and the fixed box 11, and it is convenient to inspect and maintain the internal components;

[0027] The driving assembly 12 includes a motor 1201, which is fixedly mounted in the middle of the top of the fixed box 11. The output shaft of the motor 1201 passes through the fixed box 11 and is provided with a rotating column 1202. The surface of the rotating column 1202 is provided with two pulleys 1203, so that the rotating column 1202 can be driven to rotate by controlling the motor 1201, thereby driving the two pulleys 1203 to rotate synchronously.

[0028] The top of the rotating roller 4 passes through the heat dissipation frame 3 and is provided with a second pulley 1204. The first pulley 1203 at the top is connected to the second pulley 1204 at the top through a transmission belt 1205, and the first pulley 1203 at the bottom is connected to the second pulley 1204 at the bottom through a transmission belt 1206, so that the pulleys 1204 at different positions, the transmission belts 1205 and the transmission belts 1206 can be matched, so that the two rotating rollers 4 can rotate synchronously.

[0029] The surface of the transformer body 1 is provided with a plurality of heat dissipation fins 16, and the top of the transformer body 1 is provided with a plurality of heat dissipation fins 2 17, so as to dissipate heat from the surface of the transformer body 1 again;

[0030] A breathable plate 14 is provided on the side of the heat dissipation frame 3 facing away from the transformer body 1, and a dustproof net is provided on the surface of the breathable plate 14, and the four corners of the surface of the breathable plate 14 are fixedly connected to the surface of the heat dissipation frame 3 by bolts 15, so as to facilitate ventilation and heat dissipation, and to facilitate dust prevention. At the same time, the breathable plate 14 can be disassembled by bolts 15, so as to facilitate maintenance of the breathable plate 14 and the components inside the heat dissipation frame 3. Example

[0031] The mounting assembly 13 includes an L-shaped fixing plate 1301, which is fixedly mounted in the middle of one side of the heat dissipation frame 3. The surface of the L-shaped fixing plate 1301 is fixedly connected to the surface of the transformer body 1 by two bolts 1302, so that the L-shaped fixing plate 1301 can be disassembled by using the bolts 1302 and the L-shaped fixing plate 1301, so that the heat dissipation frame 3 and the fixing box 11 can be disassembled for easy maintenance;

[0032] The surface of the transformer body 1 is provided with a bolt hole 1303 matching the second bolt 1302, the second bolt 1302 is threadedly connected with the bolt hole 1303, a sealing gasket is provided at the connection between the heat conducting plate 2 and the heat dissipation frame 3, and the L-shaped fixing plate 1301 can be fixed on the surface of the transformer body 1 by matching the second bolt 1302 with the bolt hole 1303;

[0033] Support plates 18 are provided on both sides of the bottom end of the transformer body 1, and a mounting plate 9 is provided at the bottom of the support plate 18. Mounting holes are provided on the four corners of the surface of the mounting plate 9 to facilitate supporting the transformer body 1 and installing and fixing the transformer body 1.

[0034] When in use, the transformer body 1 is installed at a suitable position by means of the provided mounting plate 9 in conjunction with the bolt and nut group, and then the rotating column 1202 is driven to rotate by controlling the motor 1201, that is, the two pulleys 1 1203 at the rotating column 1202 are driven to rotate synchronously, and the pulley 2 1204, the transmission belt 1 1205 and the transmission belt 2 1206 are cooperated to drive the two rollers 4 and the bevel gear 1 5 to rotate synchronously, and the meshing bevel gear 2 10 is cooperated to make the rotating rod 7 and the heat dissipation blades 8 rotate, so as to dissipate the heat generated by the transformer body 1 itself and improve its own heat dissipation effect;

[0035] At the same time, a motor 1201 is provided to drive multiple heat dissipation blades 8 to perform heat dissipation work, thereby reducing a certain amount of energy consumption, and the heat dissipation fin 1 16 provided on the surface of the transformer body 1 and the heat dissipation fin 2 17 provided on the top can again achieve the effect of heat dissipation and cooling of the transformer body 1, thereby ensuring the heat dissipation requirements of the transformer body 1 itself;

[0036] When the heat dissipation frame 3 and the fixing box 11 need to be disassembled, the bolt 2 1302 and the bolt hole 1303 are separated by a tool, and the L-shaped fixing plate 1301 is used to disassemble the heat dissipation frame 3 and the fixing box 11, so as to facilitate the subsequent maintenance of the internal components and make it more convenient to use.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation structure of a transformer, comprising a transformer body (1), characterized in that: Both sides of the transformer body (1) are provided with heat conducting plates (2), one side of the heat conducting plates (2) is provided with a heat dissipation frame (3), a rotating roller (4) is rotatably provided inside the heat dissipation frame (3), a plurality of bevel gears (5) are evenly provided on the surface of the rotating roller (4), a plurality of rotating rods (7) are rotatably provided inside the heat dissipation frame (3) through a vertical plate (6), heat dissipation blades (8) and bevel gears (10) are respectively provided at both ends of the rotating rods (7), the bevel gears (5) are meshingly connected with the bevel gears (10), a fixing box (11) is provided on the top of the two heat dissipation frames (3), a driving assembly (12) is provided on the top of the fixing box (11), and mounting assemblies (13) are provided on both sides of the heat dissipation frame (3) for easy disassembly.

2. The heat dissipation structure of the transformer according to claim 1, characterized in that: A plurality of first heat dissipation fins (16) are provided on the surface of the transformer body (1), and a plurality of second heat dissipation fins (17) are provided on the top of the transformer body (1).

3. The heat dissipation structure of the transformer according to claim 1, characterized in that: Support plates (18) are provided on both sides of the bottom end of the transformer body (1), a mounting plate (9) is provided at the bottom of the support plate (18), and mounting holes are provided at four corners of the surface of the mounting plate (9).

4. The heat dissipation structure of the transformer according to claim 1, characterized in that: A ventilation plate (14) is provided on the side of the heat dissipation frame (3) facing away from the transformer body (1), a dustproof net is provided on the surface of the ventilation plate (14), and four corners of the surface of the ventilation plate (14) are fixedly connected to the surface of the heat dissipation frame (3) by bolts (15).

5. The heat dissipation structure of the transformer according to claim 1, characterized in that: The driving assembly (12) comprises a motor (1201), the motor (1201) being fixedly mounted in the middle of the top end of the fixed box (11), the output shaft of the motor (1201) passing through the fixed box (11) and being provided with a rotating column (1202), the surface of the rotating column (1202) being provided with two pulleys (1203).

6. The heat dissipation structure of the transformer according to claim 5, characterized in that: The top of the rotating roller (4) passes through the heat dissipation frame (3) and is provided with a second pulley (1204); the first pulley (1203) located at the top is connected to the second pulley (1204) located at the top via a transmission belt (1205); and the first pulley (1203) located at the bottom is connected to the second pulley (1204) located at the bottom via a transmission belt (1206).

7. The heat dissipation structure of the transformer according to claim 1, characterized in that: The mounting assembly (13) comprises an L-shaped fixing plate (1301), the L-shaped fixing plate (1301) being fixedly mounted in the middle of one side of the heat dissipation frame (3), the surface of the L-shaped fixing plate (1301) being fixedly connected to the surface of the transformer body (1) via two bolts (1302).

8. The heat dissipation structure of the transformer according to claim 7, characterized in that: The surface of the transformer body (1) is provided with a bolt hole (1303) matching the second bolt (1302); the second bolt (1302) and the bolt hole (1303) are threadedly connected; and a sealing gasket is provided at the connection between the heat conducting plate (2) and the heat dissipation frame (3).

Images