CN218957497U - Transformer cooling device - Google Patents
Transformer cooling device Download PDFInfo
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- CN218957497U CN218957497U CN202223050673.7U CN202223050673U CN218957497U CN 218957497 U CN218957497 U CN 218957497U CN 202223050673 U CN202223050673 U CN 202223050673U CN 218957497 U CN218957497 U CN 218957497U
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Abstract
The utility model relates to the technical field of transformer cooling, in particular to a transformer cooling device, which comprises a box body and a transformer body, wherein a dustproof net is embedded in the side wall of the box body, a cavity is formed between the inner wall and the outer wall of the bottom end of the box body, desiccant particles are filled in the cavity, a plurality of exhaust holes are formed in the inner wall of the bottom end of the box body, a fan is arranged on the outer side of the box body, a treatment bin is arranged between the fan and the box body, and an air conveying pipe is arranged between the treatment bin and the cavity, and the transformer cooling device further comprises: the monitoring component is used for carrying out switch control on the fan power supply; and the heat conduction component is used for improving the heat dissipation efficiency in the box body. According to the utility model, the semiconductor refrigerating sheet is arranged in the treatment box to refrigerate the inside of the treatment bin, then the air filtered by the air filtering cotton is cooled by accelerating the air flow rate in the treatment bin through the fan, and then the air is conveyed into the cavity to dehumidify and then enter the box body, so that the temperature in the box body is reduced, and the transformer body is cooled.
Description
Technical Field
The utility model relates to the technical field of transformer cooling, in particular to a transformer cooling device.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and is widely applied to the fields of industry, agriculture, traffic, urban communities and the like as basic equipment for power transmission and distribution, and in order to avoid insulation damage caused by overheat of the transformer, heat generated by loss of a winding and an iron core in the working process of the transformer needs to be dissipated in time.
The novel dry-type transformer cooling device with the publication number of CN216412825U comprises a pair of bases, wherein a fixed plate is arranged at the top of the pair of bases, a transformer is arranged at the top of the fixed plate, a pair of radiating plates are arranged at the outer side of the transformer, a fan is arranged on both sides of the fixed plate by the pair of bases, a deflector is obliquely arranged on one side of an air outlet by the fan, a first filter plate is arranged in the air inlet, a pair of protruding columns and a pair of first through holes are respectively arranged on one side of the first filter plate, a pair of first spring blocks are arranged at the top of the second filter plate, the first spring blocks can be mutually clamped with the second through holes, a bottom plate is arranged at the bottom of the fan, a pair of grooves are formed in one side of the bottom plate, a second spring block is arranged in the groove, and the second spring block can be mutually clamped with the first through holes;
although the utility model effectively solves the problem of low cooling efficiency and has higher practical value, the fan can only convey the external air in the working process, and the cooling of the transformer is realized through the temperature difference between the external air and the heat generated in the working process of the transformer, but the temperature difference between the external air and the heat generated by the transformer is smaller in high-temperature weather, so that the cooling efficiency of the transformer is influenced, and the application is limited.
Disclosure of Invention
In order to overcome the defects, the utility model provides a transformer cooling device.
The technical scheme of the utility model is as follows:
the utility model provides a transformer cooling device, includes box and transformer body, the lateral wall of box just is close to the top and all inlays and be equipped with the dust screen, the cavity has been seted up between the inner wall of box bottom and the outer wall, the inside packing of cavity has drier granule, a plurality of with the inside communicating exhaust hole of cavity has been seted up to box bottom inner wall, the outside of box is equipped with the fan, the fan with be equipped with between the box be used for right the processing storehouse that the exhaust gas of fan filters the cooling and handles, processing storehouse with be equipped with the air duct between the cavity still includes:
the monitoring component is used for carrying out switch control on the fan power supply;
and the heat conduction component is used for improving the heat dissipation efficiency in the box body.
As an optimized technical scheme, air filter cotton used for carrying out filtering treatment on gas entering the inside of the treatment bin is arranged in the treatment bin and close to one side of the fan.
As the preferable technical scheme, the inside of handling the storehouse and with air filter cotton corresponds the department and is equipped with and is used for right air filter cotton carries out spacing limiting plate, the limiting plate is U shape and opening up.
As an optimal technical scheme, the inner wall of the top of the treatment bin is provided with a semiconductor refrigeration sheet for refrigerating the inside of the treatment bin, and the radiating surface of the semiconductor refrigeration sheet is provided with a plurality of first radiating fins distributed at equal intervals.
As an optimal technical scheme, a fan for accelerating the flow rate of gas in the treatment bin is arranged on the inner wall of the bottom of the treatment bin and at the position corresponding to the semiconductor refrigerating sheet, and an air outlet of the fan faces the semiconductor refrigerating sheet.
As an optimized technical scheme, the monitoring assembly comprises a temperature sensor which is positioned at the box body and is close to the top end and a controller which is positioned on the outer side wall of the treatment bin, and the temperature sensor is electrically connected with the controller through a wire.
As the preferable technical scheme, the heat conduction assembly comprises a heat conduction plate positioned at the rear side of the transformer body, a heat conduction block is arranged between the heat conduction plate and the box body, and one end, far away from the heat conduction plate, of the heat conduction block penetrates through the inner wall of the box body and is provided with a plurality of second radiating fins which are distributed at equal intervals.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the semiconductor refrigerating sheet is arranged in the treatment box to refrigerate the inside of the treatment bin, then the air filtered by the air filtering cotton is cooled by accelerating the air flow rate in the treatment bin through the fan, and then the air is conveyed into the cavity to dehumidify and then enter the box body, so that the temperature in the box body is reduced, and the transformer body is cooled;
2. according to the utility model, the temperature inside the box body is monitored by arranging the temperature sensor, so that the fan and the semiconductor refrigerating sheet are controlled to be switched on and off by the controller according to whether the transformer needs to be cooled or not, and the power resource consumption caused by continuous operation of the fan and the semiconductor refrigerating sheet when the transformer does not need to be cooled is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a second schematic diagram of the overall structure of the present utility model;
FIG. 3 is a schematic view of the overall structure of the case of the present utility model after being cut;
FIG. 4 is a schematic view of a part of the structure of the case of the present utility model after being cut;
FIG. 5 is a second schematic view of a part of the case body in the present utility model;
FIG. 6 is a schematic view of a portion of a treatment chamber of the present utility model;
FIG. 7 is a second schematic view of a portion of a treatment chamber of the present utility model after being cut.
The meaning of each reference numeral in the figures is:
1. a case; 11. a cavity; 12. an exhaust hole; 13. a dust screen; 14. routing the box; 141. a temperature sensor;
2. a transformer body;
3. a treatment bin; 31. air filtering cotton; 32. a limiting plate; 33. a sealing plate; 34. a semiconductor refrigeration sheet; 341. a first heat radiating fin; 35. a fan; 36. an air delivery pipe; 37. a controller;
4. a blower;
5. a heat conductive plate; 51. a heat conduction block; 511. and a second heat radiating fin.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, the present utility model provides a technical solution:
the utility model provides a transformer cooling device, including box 1 and transformer body 2, the lateral wall of box 1 just is close to the top and all inlays and is equipped with dust screen 13, so that the inside and outside gaseous heat dissipation of box 1 can be realized through the hole on dust screen 13 exchange, and effectively avoid the dust in the external gas to get into box 1 and cause the pollution, cavity 11 has been seted up between inner wall and the outer wall of box 1 bottom, the inside of cavity 11 is filled with the drier granule, be used for carrying out adsorption treatment to the inside moisture of box 1, a plurality of exhaust holes 12 communicating with each other with cavity 11 are seted up to box 1 bottom inner wall, the outside of box 1 is equipped with fan 4;
a treatment bin 3 for filtering and cooling the gas discharged by the fan 4 is arranged between the fan 4 and the box body 1, an air conveying pipe 36 is arranged between the treatment bin 3 and the cavity 11, and two ends of the air conveying pipe 36 respectively penetrate through the outer walls of the treatment bin 3 and the box body 1 and are communicated with the inside of the treatment bin, so that the gas in the treatment bin 3 is conveyed into the cavity 11 through the air conveying pipe 36;
as a preference of the embodiment, an air filter cotton 31 for filtering the air entering the treatment cabin 3 is arranged in the treatment cabin 3 and on one side close to the fan 4, a limiting plate 32 for limiting the air filter cotton 31 is arranged in the treatment cabin 3 and at a position corresponding to the air filter cotton 31, the limiting plate 32 is in a U shape and has an upward opening, and a clamping groove which is in sliding connection with the air filter cotton 31 is formed in the side wall of the limiting plate 32 so as to draw the air filter cotton 31 away from the center of the limiting plate 32;
further, the top end of the air filter cotton 31 passes through the inner wall of the treatment bin 3 and is communicated with the outside, a sealing plate 33 is detachably connected to the top of the treatment bin 3 and the position corresponding to the air filter cotton 31 through bolts, so that the top of the air filter cotton 31 is covered through the sealing plate 33, and a rubber gasket is embedded at the bottom of the sealing plate 33, so that the tightness between the air filter cotton and the treatment bin 3 is improved;
specifically, after the bolts at the top of the sealing plate 33 are detached, the sealing plate 33 is removed from the top of the air filter cotton 31, and then the air filter cotton 31 is slidably connected with the limiting plate 32, so that the air filter cotton 31 is taken out from the inside of the treatment bin 3 and then replaced.
As a preferable example of the present embodiment, the inner wall of the top of the processing bin 3 is provided with the semiconductor cooling fin 34 for cooling the inside of the processing bin 3, the heat dissipation surface of the semiconductor cooling fin 34 is provided with a plurality of first heat dissipation fins 341 distributed at equal intervals, one end of the first heat dissipation fins 341 away from the semiconductor cooling fin 34 passes through the inner wall of the processing bin 3 and extends to the outside so as to realize cooling of the first heat dissipation fins 341 through the external air flow, and the first heat dissipation fins 341 are provided for heat dissipation treatment of the heat dissipation surface of the semiconductor cooling fin 34 so as to improve the working efficiency of the heat dissipation surface of the semiconductor cooling fin 34.
As a preferable choice of this embodiment, a fan 35 for accelerating the flow rate of the gas in the treatment cabin 3 is provided on the inner wall of the bottom of the treatment cabin 3 and at the position corresponding to the semiconductor refrigerating plate 34, and the air outlet of the fan 35 faces the semiconductor refrigerating plate 34, so that the gas filtered by the air filter cotton 31 can fully contact with the gas cooled by the semiconductor refrigerating plate 34 to achieve uniform cooling of the gas in the treatment cabin 3.
It should be noted that, the treatment cabin 3 and the air delivery pipe 36 are made of heat insulation materials, so that the influence of the external environment temperature on the temperature of the air in the treatment cabin 3 and the air delivery pipe 36 is avoided, and the cooling efficiency of the transformer body 2 is reduced.
Further comprises: the monitoring component is used for controlling the power supply of the fan 4 to be on/off, and comprises a temperature sensor 141 positioned at the box body 1 and close to the top end and a controller 37 positioned on the outer side wall of the treatment bin 3, wherein the temperature sensor 141 is electrically connected with the controller 37 through a wire, so that the temperature sensor 141 can feed back the detected data to the controller 37;
further, the top inner wall of the box body 1 and the position corresponding to the temperature sensor 141 are provided with the hollowed-out box 14 for accommodating and placing the temperature sensor 141, the bottom end of the hollowed-out box 14 does not adopt a hollowed-out structure, and the phenomenon that the detection result of the temperature sensor 141 is influenced due to the fact that gas in the box body 1 passes through the hollowed-out hole in the bottom end of the hollowed-out box 14 to be contacted with the temperature sensor 141 in the flowing process is avoided.
It should be added that the semiconductor refrigeration piece 34 and the fan 4 are electrically connected with the controller 37 through wires respectively, so that the semiconductor refrigeration piece 34 and the fan 4 are controlled by the controller 37 in a switching mode, wherein the semiconductor refrigeration piece 34, the fan 4, the temperature sensor 141 and electronic components in the controller 37 are all universal standard components or components known to a person skilled in the art, and the structure and principle of the semiconductor refrigeration piece are known by the person skilled in the art through technical manuals or known by a routine experiment method, and are not described herein.
A heat conduction component for improving inside radiating efficiency of box 1, heat conduction component is including being located the heat conduction board 5 of transformer body 2 rear side, be equipped with heat conduction piece 51 between heat conduction board 5 and the box 1, heat conduction piece 51 is kept away from the inner wall that heat conduction board 5 was passed to the one end of box 1 and is equipped with a plurality of equidistant second radiating fin 511 of arranging for the heat radiation that produces among the transformer body 2 working process is to on the heat conduction board 5, then on the second radiating fin 511 through heat conduction piece 51 transfer, then realize the cooling treatment to second radiating fin 511 through outside air flow, and then improved the inside thermal emission efficiency of box 1.
When the transformer cooling device is used, the fan 4 conveys external air into the treatment bin 3, then the air is mixed with the air cooled by the semiconductor refrigerating sheet 34 after being filtered by the air filtering cotton 31, then the air is conveyed into the cavity 11 through the air conveying pipe 36, enters the box body 1 through the exhaust hole 12 after being subjected to moisture absorption treatment of the desiccant particles, and then hot air in the box body 1 rises and is discharged through the holes on the dustproof net 13, so that the transformer body 2 is cooled;
meanwhile, heat generated in the working process of the transformer body 2 is radiated to the heat conducting plate 5, then transferred to the second radiating fins 511 through the heat conducting block 51, and then the radiating treatment of the second radiating fins 511 is realized through the external air flow, so that the efficiency of cooling the internal temperature of the box body 1 is improved;
in addition, the temperature sensor 141 detects the temperature inside the case 1 and feeds back the detection data to the controller 37, and then the controller 37 performs switch control on the power supply of the fan 4 and the semiconductor refrigeration sheet 34, specifically, when the temperature inside the case 1 is higher than the temperature required to be cooled, the controller 37 starts the fan 4 and the semiconductor refrigeration sheet 34 to operate so as to realize cooling of the transformer body 2, and when the temperature inside the case 1 is lower than the temperature required to be cooled, the controller 37 cuts off the power supply of the fan 4 and the semiconductor refrigeration sheet 34 so as to stop the operation, thereby avoiding the continuous operation of the fan 4 and the semiconductor refrigeration sheet 34 so as to consume electric energy.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a transformer cooling device, includes box (1) and transformer body (2), its characterized in that: the utility model provides a dustproof box for the refrigerator, including box (1) and box (1), the lateral wall of box (1) and be close to the top and all inlay and be equipped with dust screen (13), cavity (11) have been seted up between inner wall and the outer wall of box (1) bottom, the inside packing of cavity (11) has the drier granule, a plurality of with cavity (11) inside communicating exhaust hole (12) have been seted up to box (1) bottom inner wall, the outside of box (1) is equipped with fan (4), be equipped with between fan (4) with be used for right fan (4) exhaust gas carries out filtration cooling treatment handle storehouse (3), handle storehouse (3) with be equipped with air duct (36) between cavity (11), still include:
the monitoring component is used for carrying out switch control on the power supply of the fan (4);
and the heat conduction component is used for improving the heat dissipation efficiency inside the box body (1).
2. The transformer cooling device of claim 1, wherein: the inside of handling storehouse (3) just is close to fan (4) one side is equipped with and is used for getting into air filtration cotton (31) of the inside gas filtration of handling storehouse (3).
3. The transformer cooling device of claim 2, wherein: the inside of handling storehouse (3) and with air filter cotton (31) correspond the department and be equipped with be used for right air filter cotton (31) carry out spacing limiting plate (32), limiting plate (32) are U shape and opening up.
4. A transformer cooling device according to claim 3, wherein: the inner wall of the top of the treatment bin (3) is provided with a semiconductor refrigerating sheet (34) for refrigerating the inside of the treatment bin (3), and the radiating surface of the semiconductor refrigerating sheet (34) is provided with a plurality of first radiating fins (341) distributed at equal intervals.
5. The transformer cooling device of claim 4, wherein: the bottom inner wall of the treatment bin (3) and the position corresponding to the semiconductor refrigerating sheet (34) are provided with fans (35) for accelerating the flow rate of gas in the treatment bin (3), and the air outlet of each fan (35) faces the semiconductor refrigerating sheet (34).
6. The transformer cooling device of claim 1, wherein: the monitoring assembly comprises a temperature sensor (141) which is positioned at the box body (1) and is close to the top end, and a controller (37) which is positioned on the outer side wall of the treatment bin (3), wherein the temperature sensor (141) is electrically connected with the controller (37) through a wire.
7. The transformer cooling device of claim 1, wherein: the heat conduction assembly comprises a heat conduction plate (5) positioned at the rear side of the transformer body (2), a heat conduction block (51) is arranged between the heat conduction plate (5) and the box body (1), and one end, far away from the heat conduction plate (5), of the heat conduction block (51) penetrates through the inner wall of the box body (1) and is provided with a plurality of second radiating fins (511) which are distributed at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223050673.7U CN218957497U (en) | 2022-11-15 | 2022-11-15 | Transformer cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223050673.7U CN218957497U (en) | 2022-11-15 | 2022-11-15 | Transformer cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218957497U true CN218957497U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223050673.7U Active CN218957497U (en) | 2022-11-15 | 2022-11-15 | Transformer cooling device |
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| CN (1) | CN218957497U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595563A (en) * | 2024-01-18 | 2024-02-23 | 湖南创一智能科技有限公司 | Motor air-air cooler |
-
2022
- 2022-11-15 CN CN202223050673.7U patent/CN218957497U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595563A (en) * | 2024-01-18 | 2024-02-23 | 湖南创一智能科技有限公司 | Motor air-air cooler |
| CN117595563B (en) * | 2024-01-18 | 2024-04-02 | 湖南创一智能科技有限公司 | Motor air-air cooler |
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