Power transformer with good heat dissipation effect

Abstract

The utility model relates to the technical field of power transformers, and discloses a power transformer with a good heat dissipation effect, which comprises a support table, the upper and lower parts of the left and right sides of the rear end of the support table are fixedly connected with mounting plates, and the top side of the front end of the support table is connected with a fixed plate through a buffer assembly; the top end of the fixing plate is fixedly connected with a transformer body, the top end of the transformer body is fixedly connected with an insulator, the bottom end of the fixing plate is fixedly connected with a water tank, the left side and the right side of the bottom end of the transformer body are fixedly connected with air boxes and penetrate through the air boxes, and the bottom ends of the air boxes are fixedly connected with dustproof nets. According to the utility model, the internal temperature of the transformer is effectively reduced, and the aging speed of an insulating material is slowed down, so that the operation reliability of the transformer is improved, the buffering effect of the device is improved, and the impact and vibration of external factors on the transformer can be effectively reduced through the good buffering effect of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of power transformers, in particular to a power transformer with good heat dissipation effect. Background Art

[0002] Power transformers are very important equipment in power systems, which undertake the task of converting and transmitting electrical energy. When designing and operating power transformers, it is crucial to ensure good heat dissipation, which helps improve its performance, extend its life, and reduce maintenance costs. The first paragraph: First explain the general application background of the device or equipment.

[0003] After searching, an oil-immersed power transformer with good heat dissipation effect is found with announcement number CN208622537U, including a box body, a low-voltage sleeve, a high-voltage sleeve and an oil level gauge are installed on the top of the box body, a bracket is fixedly installed on the bottom of the box body, a fan fixing plate is provided between the brackets, a fan is installed on the fan fixing plate, a fixing frame is connected to the bottom of the bracket, a threaded hole is opened on the fixing frame, a radiator is provided at the side end of the box body, a heat sink is installed inside the radiator, a water tank is provided under the heat sink, a water pump is installed inside the water tank, a metal pipe is connected to the water outlet of the water pump, the metal pipe is fixedly installed between the heat sinks, and one end of the metal pipe is connected to the water tank. The utility model has a compact structure and is easy to use. The transformer box body can be cooled by the fan, and the water inside the metal pipe can be made to flow by the water pump, which can accelerate the heat dissipation effect of the heat sink, so that the transformer can reduce the temperature in time and continue to work normally, and also prolong the service life of the transformer.

[0004] Based on the above patent, the transformer box can be cooled by a fan, and the water inside the metal tube can be made to flow by a water pump, which can speed up the heat dissipation effect of the heat sink, allowing the transformer to reduce the temperature in time and continue to work normally. At the same time, it also extends the service life of the transformer, has good economic and social benefits, and is suitable for promotion and use. However, the water used in this patent is prone to overheating after long-term use, resulting in a deterioration in the heat dissipation effect of the power transformer, which causes the internal temperature of the transformer to rise. High temperature will accelerate the aging of the insulating material, reduce the insulation performance, and may even cause insulation breakdown, thereby affecting the safe operation of the transformer.

[0005] Therefore, in view of the problems that the existing power transformer is inconvenient to perform long-term heat dissipation and the power transformer has poor buffering effect against external forces, a power transformer with good heat dissipation effect is needed to solve the above problems. Utility Model Content

[0006] In order to solve the problems in the prior art that the power transformer is inconvenient for long-term heat dissipation and the power transformer has a poor buffering effect against external forces, the present application provides a power transformer with good heat dissipation effect.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A power transformer with good heat dissipation effect comprises a support platform, wherein the upper and lower parts of the left and right sides of the rear end of the support platform are fixedly connected with mounting plates, the top side of the front end of the support platform is connected with a fixing plate through a buffer component, the top of the fixing plate is fixedly connected with a transformer body, the top of the transformer body is fixedly connected with an insulator, the bottom of the fixing plate is fixedly connected with a water tank, the left and right sides of the bottom end of the transformer body are fixedly connected with bellows and penetrate through them, the bottom of the bellows is fixedly connected with a dustproof net, the inner wall of the bellows corresponding to the top of the dustproof net is fixedly connected with a circulating fan, and the inner wall of the water tank is connected with a water pump through a heat dissipation component.

[0009] As a further improvement of the utility model, the heat dissipation assembly includes a condenser fixedly connected to the water pump driving end, the bottom end of the fixed plate is fixedly connected to the driving motor, the driving end of the driving motor is fixedly connected to the stirring plate, the bottom end of the water tank is fixedly connected to the semiconductor refrigerator, and the top end of the semiconductor refrigerator is fixedly connected to the temperature conduction tube.

[0010] As a further improvement of the present invention, the buffer assembly includes a first fixed block located on both the front and rear sides of the bottom end of the fixed plate and fixedly connected to the left and right parts; the bottom end of the first fixed block is connected to the second fixed block through a first spring; the bottom end of the first fixed block is fixedly connected to a piston rod; the bottom end of the piston rod is connected to an oil cavity tube through a second spring; the outer wall of the piston rod is fixedly connected to a resistance plate; and a plurality of oil drainage holes are provided on the left and right sides of the outer wall of the oil cavity tube.

[0011] As a further improvement of the present invention, the outer wall of the condenser is fixedly connected to the inner wall of the transformer body, and the other end of the condenser is fixedly connected to the top of the water tank.

[0012] As a further improvement of the utility model, the top end of the stirring plate is rotatably connected to the top end of the inner wall of the water tank.

[0013] As a further improvement of the utility model, the outer wall of the temperature conducting pipe is fixedly connected to the bottom end of the inner wall of the water tank.

[0014] As a further improvement of the present invention, the top end of the first spring is fixedly connected to the bottom end of the first fixing block, and the bottom end of the first spring is fixedly connected to the top end of the second fixing block.

[0015] As a further improvement of the present invention, the top end of the second spring is fixedly connected to the top end of the piston rod, and the bottom end of the second spring is fixedly connected to the bottom end of the inner wall of the oil cavity tube.

[0016] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0017] 1. In the utility model, the internal temperature of the transformer is effectively reduced, and the aging speed of the insulating material is slowed down by the combined use of the circulating fan, the water pump, the condenser, the driving motor, the stirring plate, the semiconductor refrigerator and the temperature conducting tube, thereby improving the operational reliability of the transformer, reducing the failure rate caused by high temperature, extending the service life of the equipment, and reducing the replacement and maintenance costs.

[0018] 2. In the utility model, the first fixed block, the piston rod, the first spring, the second fixed block, the resistance sheet, the second spring, the oil cavity tube and the oil drain hole are used in combination to improve the buffering effect of the device. The good buffering effect of the device can effectively reduce the impact and vibration of external factors on the transformer, such as earthquakes, wind, etc., thereby protecting the internal components of the transformer from damage and improving the stability and reliability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is an axonometric diagram of a power transformer with good heat dissipation effect proposed by the utility model;

[0020] Figure 2 A half-section diagram of a transformer body of a power transformer with good heat dissipation effect proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the bellows structure of a power transformer with good heat dissipation effect proposed by the utility model;

[0022] Figure 4 A half-section diagram of a first fixing block of a power transformer with good heat dissipation effect proposed by the utility model;

[0023] Figure 5 This is a half-section diagram of an oil cavity tube of an electric transformer with good heat dissipation effect proposed by the utility model.

[0024] Legend:

[0025] 1. Support platform; 2. Mounting plate; 3. Fixing plate; 4. Transformer body; 5. Insulator; 6. Water tank; 7. Bellows; 8. Dust screen; 9. Circulation fan; 10. Water pump; 11. Condenser; 12. Drive motor; 13. Stirring plate; 14. Semiconductor refrigerator; 15. Temperature conducting tube; 16. First fixing block; 17. Piston rod; 18. First spring; 19. Second fixing block; 20. Resistance plate; 21. Second spring; 22. Oil cavity tube; 23. Oil drain hole. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Embodiment 1: A power transformer with good heat dissipation effect comprises a support platform 1, wherein the upper and lower parts of the left and right sides of the rear end of the support platform 1 are fixedly connected with mounting plates 2, the top side of the front end of the support platform 1 is connected with a fixing plate 3 through a buffer assembly, the top of the fixing plate 3 is fixedly connected with a transformer body 4, the top of the transformer body 4 is fixedly connected with an insulator 5, the bottom of the fixing plate 3 is fixedly connected with a water tank 6, the left and right sides of the bottom end of the transformer body 4 are fixedly connected with a bellows 7 and penetrate through them, the bottom end of the bellows 7 is fixedly connected with a dustproof net 8, the inner wall of the bellows 7 is fixedly connected with a circulating fan 9 corresponding to the top of the dustproof net 8, the inner wall of the water tank 6 is connected with a water pump 10 through a heat dissipation assembly, the mounting plate 2 at the support platform 1 is installed at the bottom end to be worked, and the insulator 5 can prevent the current from breaking down and leaking between different conductors, and the water tank 6 is filled with cooling liquid.

[0033] Embodiment 2: A condenser 11 is fixedly connected to the driving end of the water pump 10, a driving motor 12 is fixedly connected to the bottom end of the fixed plate 3, a stirring plate 13 is fixedly connected to the driving end of the driving motor 12, a semiconductor refrigerator 14 is fixedly connected to the bottom end of the water tank 6, a temperature conducting tube 15 is fixedly connected to the top end of the semiconductor refrigerator 14, the semiconductor refrigerator 14 generates low temperature when started, and the low temperature is transmitted to the temperature conducting tube 15, and when the driving motor 12 drives the stirring plate 13 to rotate, the stirring plate 13 balances the temperature of the liquid in the water tank 6, and the water pump 10 transfers the liquid in the water tank 6 to the condenser 11, and then cooperates with the circulating fan 9 at the bellows 7 to transfer the air filtered by the dustproof net 8 to the transformer body 4, so that the low temperature in the transformer body 4 is balanced, thereby improving the cooling effect on the transformer body 4, thereby effectively reducing the internal temperature of the transformer, slowing down the aging speed of the insulating material, thereby improving the operating reliability of the transformer, reducing the failure rate caused by high temperature, extending the service life of the equipment, and reducing the replacement and maintenance costs.

[0034] Embodiment 3: The first fixing block 16 is fixedly connected to both the front and rear sides and the left and right parts of the bottom end of the fixing plate 3. The bottom end of the first fixing block 16 is connected to the second fixing block 19 through the first spring 18. The bottom end of the first fixing block 16 is fixedly connected to the piston rod 17. The bottom end of the piston rod 17 is connected to the oil cavity tube 22 through the second spring 21. The outer wall of the piston rod 17 is fixedly connected to the resistance sheet 20. The outer wall of the oil cavity tube 22 is provided with a plurality of oil drain holes 23 on both sides. The oil cavity tube 22 is filled with oil to provide buffering. After the transformer body 4 is impacted by external force, the first fixing block 16 squeezes the piston rod 17, so that the first spring 18 and the second spring 21 are squeezed, thereby performing preliminary Buffering, and the piston rod 17 squeezes the oil in the oil chamber tube 22, so that the piston rod 17 discharges the oil from the oil drain hole 23 from the outside, and squeezes the resistance plate 20 outward, allowing the oil to buffer the resistance plate 20, so that the oil performs secondary buffering on the resistance plate 20, thereby improving the buffering effect of the external force, and after the external force is reduced, the oil flows back from the empty groove at the resistance plate 20 to the oil drain hole 23 and is stored again in the oil chamber tube 22 for the next buffering, thereby improving the buffering effect of the device. Through the good buffering effect of the device, the impact and vibration of external factors on the transformer, such as earthquakes, wind, etc., can be effectively reduced, thereby protecting the internal components of the transformer from damage and improving the stability and reliability of the equipment.

[0035] like Figure 3-Figure 4 As shown, the outer wall of the condenser 11 is fixedly connected to the inner wall of the transformer body 4, the condenser 11 is made of copper and has a good thermal conductivity effect, the other end of the condenser 11 is fixedly connected to the top of the water tank 6, the top of the stirring plate 13 is rotatably connected to the top of the inner wall of the water tank 6, the outer wall of the thermal conduction tube 15 is fixedly connected to the bottom end of the inner wall of the water tank 6, the top of the first spring 18 is fixedly connected to the bottom end of the first fixed block 16, the bottom end of the first spring 18 is fixedly connected to the top of the second fixed block 19, the top of the second spring 21 is fixedly connected to the top of the piston rod 17, the bottom end of the second spring 21 is fixedly connected to the bottom end of the inner wall of the oil cavity tube 22, and the first spring 18 and the second spring 21 can buffer external forces.

[0036] Working principle: First, install the mounting plate 2 at the support platform 1 at the bottom end to be worked, and the insulator 5 can prevent the current from breaking down and leaking between different conductors. The water tank 6 is filled with cooling liquid, and the semiconductor refrigerator 14 generates low temperature when started, and the low temperature is transmitted to the temperature conducting tube 15. When the driving motor 12 drives the stirring plate 13 to rotate, the stirring plate 13 balances the temperature of the liquid in the water tank 6, and the water pump 10 transfers the liquid in the water tank 6 to the condenser 11, and then cooperates with the circulating fan 9 at the wind box 7 to transfer the air filtered by the dustproof net 8 to the transformer body 4, so that the low temperature in the transformer body 4 is balanced, thereby improving the cooling effect of the transformer body 4, thereby effectively reducing the internal temperature of the transformer, slowing down the aging speed of the insulating material, thereby improving the operating reliability of the transformer, reducing the failure rate caused by high temperature, extending the service life of the equipment, and reducing replacement and Maintenance cost, and after the transformer body 4 is impacted by external force, the first fixed block 16 squeezes the piston rod 17, so that the first spring 18 and the second spring 21 are squeezed, thereby performing preliminary buffering, and the piston rod 17 squeezes the oil in the oil chamber tube 22, so that the piston rod 17 discharges the oil from the oil drain hole 23 from the outside, and squeezes the resistance sheet 20 outward, allowing the oil to buffer the resistance sheet 20, so that the oil performs secondary buffering on the resistance sheet 20, thereby improving the buffering effect of the external force, and after the external force is reduced, the oil flows back from the empty groove at the resistance sheet 20 to the oil drain hole 23 and is stored in the oil chamber tube 22 again for the next buffering, so that the buffering effect of the device is improved, and the good buffering effect of the device can effectively reduce the impact and vibration of external factors on the transformer, such as earthquakes, wind, etc., thereby protecting the internal components of the transformer from damage and improving the stability and reliability of the equipment.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A power transformer with good heat dissipation effect, comprising a support platform (1), characterized in that: The upper and lower parts of the left and right sides of the rear end of the support platform (1) are fixedly connected with mounting plates (2); the top side of the front end of the support platform (1) is connected with a fixing plate (3) through a buffer component; the top of the fixing plate (3) is fixedly connected with a transformer body (4); the top of the transformer body (4) is fixedly connected with an insulator (5); the bottom of the fixing plate (3) is fixedly connected with a water tank (6); the left and right sides of the bottom of the transformer body (4) are fixedly connected with a bellows (7) and penetrate through them; the bottom of the bellows (7) is fixedly connected with a dustproof net (8); the inner wall of the bellows (7) corresponding to the top of the dustproof net (8) is fixedly connected with a circulating fan (9); the inner wall of the water tank (6) is connected with a water pump (10) through a heat dissipation component.

2. A power transformer with good heat dissipation effect according to claim 1, characterized in that: The heat dissipation component comprises a condenser (11) fixedly connected to the driving end of the water pump (10); the bottom end of the fixed plate (3) is fixedly connected to a driving motor (12); the driving end of the driving motor (12) is fixedly connected to a stirring plate (13); the bottom end of the water tank (6) is fixedly connected to a semiconductor refrigerator (14); and the top end of the semiconductor refrigerator (14) is fixedly connected to a temperature conducting tube (15).

3. A power transformer with good heat dissipation effect according to claim 1, characterized in that: The buffer assembly comprises a first fixed block (16) located at both the front and rear sides and the left and right sides of the bottom end of the fixed plate (3) and fixedly connected; the bottom end of the first fixed block (16) is connected to a second fixed block (19) via a first spring (18); the bottom end of the first fixed block (16) is fixedly connected to a piston rod (17); the bottom end of the piston rod (17) is connected to an oil cavity tube (22) via a second spring (21); the outer wall of the piston rod (17) is fixedly connected to a resistance sheet (20); and the outer wall of the oil cavity tube (22) is provided with a plurality of oil discharge holes (23) on both the left and right sides.

4. A power transformer with good heat dissipation effect according to claim 2, characterized in that: The outer wall of the condenser tube (11) is fixedly connected to the inner wall of the transformer body (4), and the other end of the condenser tube (11) is fixedly connected to the top of the water tank (6).

5. A power transformer with good heat dissipation effect according to claim 2, characterized in that: The top end of the stirring plate (13) is rotatably connected to the top end of the inner wall of the water tank (6).

6. A power transformer with good heat dissipation effect according to claim 2, characterized in that: The outer wall of the temperature conducting pipe (15) is fixedly connected to the bottom end of the inner wall of the water tank (6).

7. A power transformer with good heat dissipation effect according to claim 3, characterized in that: The top end of the first spring (18) is fixedly connected to the bottom end of the first fixed block (16), and the bottom end of the first spring (18) is fixedly connected to the top end of the second fixed block (19).

8. The power transformer with good heat dissipation effect according to claim 3, characterized in that: The top end of the second spring (21) is fixedly connected to the top end of the piston rod (17), and the bottom end of the second spring (21) is fixedly connected to the bottom end of the inner wall of the oil cavity tube (22).

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