A transformer tank

By introducing a flared guide plate and a pipe structure with multiple sets of air holes into the transformer chassis, combined with a motor-driven reciprocating screw and a bellows, the problem of uneven heat dissipation in the transformer chassis was solved, achieving uniform heat dissipation and improved equipment stability.

CN224342130UActive Publication Date: 2026-06-09HEFEI LEIKE ELECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202521183689.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-11
Publication Date
2026-06-09
Estimated Expiration
2035-06-11

AI Technical Summary

Technical Problem

The heat dissipation of the existing transformer chassis is uneven, resulting in poor heat dissipation in certain areas, which can easily lead to heat accumulation and damage to internal electronic components.

Method used

A transformer chassis was designed, which adopts a flared guide plate and a pipe structure with multiple sets of air holes. Combined with a motor-driven reciprocating screw and a bellows, it can achieve uniform heat dissipation. The accumulation of impurities is reduced by the use of counterweight balls and elastic sheets, which can improve the gas flow speed and stability.

Benefits of technology

This achieves uniform heat dissipation in different areas of the transformer chassis, reduces heat buildup, minimizes the risk of damage to internal electronic components, and improves heat dissipation and equipment stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model belongs to the field of electrical engineering technology, specifically a transformer chassis, including a chassis body; a transformer body is installed inside the chassis body; a first bracket is fixedly connected to the end of the chassis body; a motor is installed on the inner wall of the first bracket; a guide plate is fixedly connected to the output end of the motor; a guide plate is fixedly connected to the inner wall of the chassis body, and the guide plate is flared; a pipe is provided at the end of the guide plate; multiple sets of air holes are opened in the middle of the pipe, and the air holes are located on the side close to the transformer body; under the action of the pipe and the multiple sets of air holes, heat from different areas of the inner wall of the chassis body can be discharged, thereby reducing the amount of heat accumulated on the inner wall of the chassis body, and reducing the problem that heat dissipation holes on only one side can only dissipate heat to the same area, resulting in low heat dissipation effect. Moreover, under the action of the flared guide plate, the speed of gas passing through the pipe can be increased, thereby accelerating the reduction of heat inside the chassis body.
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Description

Technical Field

[0001] This utility model belongs to the field of electrical engineering technology, specifically a transformer chassis. Background Technology

[0002] A transformer is an electrical device used for converting electrical energy. It is mainly used to change AC voltage, current and impedance. It transfers electrical energy from one circuit to another mainly through the principle of electromagnetic induction. It is widely used in power systems, electronic equipment and industry.

[0003] The transformer enclosure is the outer shell used to house and protect the core components of the transformer. Its main function is to prevent damage to the inside of the transformer from external objects, such as collisions and vibrations. It can also reduce the ingress of dust and moisture, and prevent short circuits or corrosion.

[0004] Through long-term observation, it has been found that when existing transformers are used inside the chassis, although heat dissipation can be achieved through the ventilation holes on the chassis, the fixed ventilation holes can only dissipate heat to the same area, which easily leads to uneven heat dissipation. Therefore, a transformer chassis is proposed to address the above problems. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art and solve at least one of the technical problems mentioned in the background art, this utility model proposes a transformer chassis.

[0006] The technical solution adopted by this utility model to solve its technical problem is as follows: A transformer chassis of this utility model includes a chassis; a transformer body is installed inside the chassis; a first bracket is fixedly connected to the end of the chassis; a motor is installed on the inner wall of the first bracket; a guide plate is fixedly connected to the output end of the motor; a guide plate is fixedly connected to the inner wall of the chassis, and the guide plate is flared; a pipe is provided at the end of the guide plate; multiple sets of air holes are opened in the middle of the pipe, and the air holes are located on the side close to the transformer body.

[0007] Preferably, a bevel gear is fixedly connected to the output end of the motor; a fixing member is fixedly connected to the inner wall of the housing; a reciprocating screw is rotatably connected to the inner wall of the fixing member, and the reciprocating screw is rotatably arranged in the middle of the guide plate; the reciprocating screw and the bevel gear are meshed with each other; a sliding block is slidably connected to the inner wall of the housing; a second bracket is fixedly connected to the end of the sliding block, and the second bracket is threadedly connected to the reciprocating screw; the other end of the second bracket is fixedly connected to the side wall of the pipe; a corrugated pipe is fixedly connected to the end of the guide plate, and the other end of the corrugated pipe is connected to the top of the pipe.

[0008] Preferably, two sets of fixing brackets are fixedly connected to the end of the pipe; a connecting rod is hinged to the inner wall of the fixing bracket; and a counterweight ball is fixedly connected to the end of the connecting rod.

[0009] Preferably, two sets of collars are fixedly connected to the middle of the corrugated pipe; two sets of elastic ropes are fixedly connected to the inner walls of the two sets of collars.

[0010] Preferably, two sets of support rods are fixedly connected to the side wall of the sliding block; a cleaning pad is fixedly connected to the end of each support rod.

[0011] Preferably, an elastic sheet is fixed to the end of the pipe, and the elastic sheet is positioned close to the counterweight ball.

[0012] The beneficial effects of this utility model are:

[0013] This utility model provides a transformer chassis that, through the action of pipes and multiple sets of air holes, can dissipate heat from different areas of the inner wall of the chassis, thereby reducing the amount of heat accumulated on the inner wall of the chassis. This addresses the problem that heat dissipation holes on only one side can only dissipate heat to the same area, resulting in poor heat dissipation effect. Furthermore, the flared guide plate can increase the speed of gas passing through the pipes, thereby accelerating the reduction of heat inside the chassis.

[0014] This utility model provides a transformer housing. By incorporating a riserable or descenderable pipe, the heat transfer and discharge near the transformer body through the vent can be further improved, thereby reducing heat accumulation and damage to the internal electronic components. Furthermore, the corrugated pipe reduces the problem of heat getting tangled in the middle of the pipe during expansion and contraction, thus improving the stability of the transformer during subsequent use. Attached Figure Description

[0015] The accompanying drawings, which are included to provide a further understanding of the present invention and form part of this application, illustrate exemplary embodiments of the present invention and, together with the description thereof, serve to explain the present invention and do not constitute an undue limitation thereof. In the drawings:

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a three-dimensional sectional view of the structure of this utility model;

[0018] Figure 3 for Figure 2 Enlarged view of point A;

[0019] Figure 4 This is a schematic diagram of the pipe structure in this utility model;

[0020] Figure 5 This is a schematic diagram of the fixing frame structure in this utility model.

[0021] Legend:

[0022] 1. Housing; 11. Transformer body; 12. First support; 13. Motor; 14. Fan blade; 15. Guide plate; 16. Pipe; 17. Air hole; 2. Bevel gear; 21. Fixing component; 22. Reciprocating screw; 23. Sliding block; 24. Second support; 25. Corrugated pipe; 3. Fixing frame; 31. Connecting rod; 32. Counterweight ball; 4. Collar; 41. Elastic rope; 5. Support rod; 51. Cleaning pad; 6. Elastic sheet. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0024] Specific implementation examples are given below.

[0025] like Figure 1-5 As shown, a transformer enclosure includes a housing 1; a transformer body 11 is installed inside the housing 1; a first bracket 12 is fixedly connected to the end of the housing 1; a motor 13 is installed on the inner wall of the first bracket 12; a guide plate 15 is fixedly connected to the output end of the motor 13; the guide plate 15 is fixedly connected to the inner wall of the housing 1, and the guide plate 15 is flared; a pipe 16 is provided at the end of the guide plate 15; multiple sets of air holes 17 are opened in the middle of the pipe 16, and the air holes 17 are located near the side of the transformer body 11; during operation, the operator needs to install the transformer body 11 on the inner wall of the housing 1 and close the cabinet door of the housing 1 so that the housing 1 can work normally. By setting the first bracket 12 on the outer wall of the housing 1, the first bracket 12 can support and fix the position of the motor 13, and the subsequent transformer... When the main body 11 is working and generating a lot of heat, the motor 13 can be switched on simultaneously, causing the motor 13 to drive the fan blades 14 to rotate and generate corresponding suction. The suction can transfer heat from different areas of the inner wall of the housing 1 to the inner wall of the pipe 16 through the pipe 16 and the multiple sets of air holes 17 in the middle. Then, the rotating fan blades 14 are used to expel the heat. This process is repeated. Under the action of the pipe 16 and the multiple sets of air holes 17, the heat in different areas of the inner wall of the housing 1 can be expelled, thereby reducing the amount of heat accumulated on the inner wall of the housing 1. This reduces the problem that the heat dissipation hole on one side can only dissipate heat to the same area, resulting in poor heat dissipation effect. In addition, under the action of the trumpet-shaped guide plate 15, the speed of the gas passing through the pipe 16 can be increased, thereby accelerating the reduction of heat in the housing 1.

[0026] like Figure 1-5As shown, a bevel gear 2 is fixedly connected to the output end of the motor 13; a fixing member 21 is fixedly connected to the inner wall of the housing 1; a reciprocating screw 22 is rotatably connected to the inner wall of the fixing member 21, and the reciprocating screw 22 is rotatably arranged in the middle of the guide plate 15; the reciprocating screw 22 and the bevel gear 2 are meshed with each other; a sliding block 23 is slidably connected to the inner wall of the housing 1; a second bracket 24 is fixedly connected to the end of the sliding block 23, and the second bracket 24 is threadedly connected to the reciprocating screw 22; the other end of the second bracket 24 is fixedly connected to the side wall of the pipe 16; a bellows 25 is fixedly connected to the end of the guide plate 15, and the other end of the bellows 25 is connected to the top of the pipe 16; during operation, because the bevel gear 2 is set at the output end of the motor 13, when the motor 13 is working, Its output end can synchronously drive the bevel gear 2 to rotate, and in conjunction with the meshing reciprocating screw 22, the reciprocating screw 22 can drive the second bracket 24 to slide up and down on its inner wall in sequence. The pipe 16, which is fixed to the second bracket 24, can continuously pull the middle of the bellows 25 during the rising or falling process, so that the bellows 25 changes accordingly according to the rising or falling distance of the pipe 16. This step, together with the setting of the rising or falling pipe 16, can further improve the transfer and discharge of heat near the transformer body 11 by the vent 17, thereby reducing the heat accumulation and damage to its internal electronic components. Under the action of the bellows 25, the problem of it wrapping around the middle of the pipe 16 during the expansion and contraction process can be reduced, improving its stability in subsequent use.

[0027] like Figure 1-5 As shown, two sets of fixing frames 3 are fixedly connected to the end of the pipe 16; a connecting rod 31 is hinged to the inner wall of the fixing frame 3; a counterweight ball 32 is fixedly connected to the end of the connecting rod 31; during operation, by setting an extended fixing frame 3 at the end of the pipe 16, the fixing frame 3 can provide positional support for the connecting rod 31 and the counterweight ball 32. Subsequently, during the upward or downward movement of the pipe 16, under the action of inertia, the swaying counterweight ball 32 can impact the end of the pipe 16 and partially remove the impurities accumulated and attached to the vent 17. This step, under the impact of the counterweight ball 32, can improve the stability of the pipe 16 and the vent 17 during use, and reduce the problem of some impurities accumulating on the inner wall of the vent 17, which over a long period of time causes the inner wall to gradually shrink and the heat absorption effect to decrease.

[0028] like Figure 1-5As shown, two sets of collars 4 are fixedly connected to the middle of the corrugated pipe 25; two sets of elastic ropes 41 are fixedly connected to the inner walls of the two sets of collars 4; during operation, by setting two sets of collars 4 in the middle of the corrugated pipe 25, the two sets of elastic ropes 41 can be pulled simultaneously to change the length when the corrugated pipe 25 is subsequently unfolded. The two sets of elastic ropes 41 can then pull the corrugated pipe 25 back to its original position. This step, combined with the resetting force of the two sets of elastic ropes 41, can improve the accuracy of the corrugated pipe 25 when it is closed and reset, and reduce the problem of subsequent bending of the middle part affecting the subsequent gas delivery.

[0029] like Figure 1-5 As shown, two sets of support rods 5 are fixed to the side wall of the sliding block 23; a cleaning pad 51 is fixed to the end of the support rod 5; during operation, by setting support rods 5 at both ends of the sliding block 23 and providing positional support for the cleaning pad 51, while the sliding block 23 slides, the soft material cleaning pad 51 can clean some impurities on the surface of the reciprocating screw 22 that it contacts. This step, under the action of the cleaning pad 51, can improve the cleanliness of the groove on the inner wall of the reciprocating screw 22 and reduce the problem of large resistance when it rotates with the second bracket 24.

[0030] like Figure 1-5 As shown, an elastic sheet 6 is fixed to the end of the pipe 16, and the elastic sheet 6 is positioned close to the counterweight ball 32. During operation, by providing the elastic sheet 6 at the end of the pipe 16, the counterweight ball 32 can directly contact the elastic sheet 6 when it impacts. This step, under the action of the elastic sheet 6, can reduce the damage caused by direct impact on the pipe 16, and at the same time, under the action of the elastic sheet 6, can also increase the vibration force generated after the impact.

[0031] Working Principle: By installing the transformer body 11 on the inner wall of the enclosure 1 and closing the enclosure door, the enclosure 1 can operate normally. A first support 12 is installed on the outer wall of the enclosure 1 to support and fix the position of the motor 13. When the transformer body 11 operates and generates significant heat, the motor 13 is simultaneously activated, causing the fan blades 14 to rotate and generate suction. This suction, through the pipe 16 and multiple air holes 17, transfers heat from different areas of the inner wall of the enclosure 1 to the inner wall of the pipe 16. The rotating fan blades 14 then expel the heat, repeating this process. A bevel gear 2 is installed at the output end of the motor 13. When the motor 13 operates, its output end simultaneously drives the bevel gear 2 to rotate. This, in conjunction with a meshing reciprocating screw 22, causes the second support 24 to slide up and down sequentially on its inner wall. The pipe 16, fixed to the second support 24, can move up and down during the upward or downward movement. The corrugated pipe 25 is pulled in the middle, causing it to change position according to the rising or falling distance of the pipe 16. An extended fixing frame 3 is provided at the end of the pipe 16, which supports the connecting rod 31 and the counterweight ball 32. During the subsequent rising or falling of the pipe 16, the swaying counterweight ball 32 impacts the end of the pipe 16 due to inertia, partially removing impurities accumulated at the vent 17. Two sets of collars 4 are provided in the middle of the corrugated pipe 25. 5. During subsequent deployment, the two sets of elastic ropes 41 can be pulled simultaneously to change their length. The two sets of elastic ropes 41 can then pull the corrugated pipe 25 back to its original position. By setting support rods 5 at both ends of the sliding block 23 to support the position of the cleaning pad 51, the soft material cleaning pad 51 can clean some impurities on the surface of the reciprocating screw 22 that it contacts while the sliding block 23 is sliding. By setting an elastic plate 6 at the end of the pipe 16, the counterweight ball 32 can directly contact the elastic plate 6 when it impacts.

[0032] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A transformer enclosure, comprising a housing (1); a transformer body (11) is installed inside the housing (1); characterized in that: The box (1) is fixedly connected to a first bracket (12) at one end; a motor (13) is installed on the inner wall of the first bracket (12); a guide plate (15) is fixedly connected to the output end of the motor (13); the guide plate (15) is fixedly connected to the inner wall of the box (1), and the guide plate (15) is flared; a pipe (16) is provided at the end of the guide plate (15); multiple sets of air holes (17) are opened in the middle of the pipe (16), and the air holes (17) are set on the side close to the transformer body (11).

2. A transformer chassis as described in claim 1, characterized in that: The output end of the motor (13) is fixedly connected to a bevel gear (2); the inner wall of the housing (1) is fixedly connected to a fixing member (21); the inner wall of the fixing member (21) is rotatably connected to a reciprocating screw (22), and the reciprocating screw (22) is rotatably set in the middle of the guide plate (15); the reciprocating screw (22) and the bevel gear (2) are meshed with each other; the inner wall of the housing (1) is slidably connected to a sliding block (23); the end of the sliding block (23) is fixedly connected to a second bracket (24), and the second bracket (24) and the reciprocating screw (22) are threadedly connected; the other end of the second bracket (24) is fixedly connected to the side wall of the pipe (16); the end of the guide plate (15) is fixedly connected to a corrugated pipe (25), and the other end of the corrugated pipe (25) is connected to the top of the pipe (16).

3. A transformer chassis as described in claim 1, characterized in that: Two sets of fixing brackets (3) are fixedly connected to the end of the pipe (16); a connecting rod (31) is hinged to the inner wall of the fixing bracket (3); a counterweight ball (32) is fixedly connected to the end of the connecting rod (31).

4. A transformer chassis as described in claim 2, characterized in that: Two sets of collars (4) are fixedly connected to the middle of the corrugated pipe (25); two sets of elastic ropes (41) are fixedly connected to the inner walls of the two sets of collars (4).

5. A transformer chassis as described in claim 2, characterized in that: The sliding block (23) has two sets of support rods (5) fixedly connected to its side wall; the end of the support rod (5) is fixedly connected to a cleaning pad (51).

6. A transformer chassis as described in claim 1, characterized in that: An elastic sheet (6) is fixed to the end of the pipe (16), and the elastic sheet (6) is positioned close to the counterweight ball (32).