CN114005646B - Heat radiation fan assembly for main transformer of transformer substation - Google Patents

Heat radiation fan assembly for main transformer of transformer substation Download PDF

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Publication number
CN114005646B
CN114005646B CN202111251981.3A CN202111251981A CN114005646B CN 114005646 B CN114005646 B CN 114005646B CN 202111251981 A CN202111251981 A CN 202111251981A CN 114005646 B CN114005646 B CN 114005646B
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China
Prior art keywords
fan
annular
cloth
dust
wall
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Active
Application number
CN202111251981.3A
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Chinese (zh)
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CN114005646A (en
Inventor
尚永攀
马磊
权振伟
王坡
张锋
祁雷
杨妍玲
苏杰
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State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
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State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
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Priority to CN202111251981.3A priority Critical patent/CN114005646B/en
Publication of CN114005646A publication Critical patent/CN114005646A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/085Cooling by ambient air
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a heat radiation fan assembly for a main transformer of a transformer substation, which comprises a heat radiation frame, a plurality of fans arranged on the heat radiation frame and a plurality of dust covers; the dust cover is arranged at the air outlet of the fan; the device also comprises annular dustproof cloth, a plurality of rotating rods and elastic ropes; the bull stick is connected on annular dust cloth outer wall, annular dust cloth one end is connected on the dust cover inner wall, bull stick one end articulates on the dust cover inner wall, is equipped with the wire loop on the bull stick, the elastic cord passes the wire loop on every bull stick in proper order. According to the radiating fan assembly for the transformer substation main transformer, the dust cover is arranged at the air outlet of the fan, so that the radiating and cooling of the transformer substation main transformer are not affected, and when the fan does not work, the annular dust cloth is used for automatically covering the dust cover, so that the dust prevention effect is achieved, the fan is prevented from being frequently disassembled and washed, the workload is reduced, and in addition, the annular dust cloth is convenient to disassemble and assemble and is convenient to clean and replace regularly.

Description

Heat radiation fan assembly for main transformer of transformer substation
Technical Field
The invention relates to the technical field of heat dissipation fans, in particular to a heat dissipation fan assembly for a main transformer of a transformer substation.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in the electric power system. The substation within the power plant is a step-up substation, which functions to step up the electrical energy generated by the generator and feed it into the high voltage grid. The transformer is core equipment in the transformer substation, and a large amount of heat is easy to generate during operation, so that the service life is influenced, and the transformer is required to be cooled by using a cooling fan. Dust is easy to accumulate on a cooling fan in the prior art, so that the cooling fan needs to be frequently disassembled and washed, and is complex in operation and large in workload.
In view of this, there is a need for an improvement in the prior art heat dissipation fan to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to disclose a heat dissipation fan assembly for a main transformer of a transformer substation, which is characterized in that a dust cover is arranged at an air outlet of a fan, so that heat dissipation and temperature reduction of the main transformer of the transformer substation are not affected, and when the fan does not work, the dust cover is automatically covered by annular dust cloth, so that a dust prevention effect is achieved, frequent disassembly and washing of the fan are avoided, the workload is reduced, and in addition, the annular dust cloth is convenient to disassemble and assemble and is convenient to clean and replace periodically.
In order to achieve the above purpose, the invention provides a heat dissipation fan assembly for a main transformer of a transformer substation, which comprises a heat dissipation frame, a plurality of fans arranged on the heat dissipation frame and a plurality of dust covers; the dust cover is arranged at the air outlet of the fan; the device also comprises annular dustproof cloth, a plurality of rotating rods and elastic ropes; the rotary rods are connected to the outer wall of the annular dustproof cloth, one end of the annular dustproof cloth is connected to the inner wall of the dustproof cover, one end of each rotary rod is hinged to the inner wall of the dustproof cover, wire rings are arranged on the rotary rods, and the elastic ropes sequentially penetrate through the wire rings on each rotary rod; under the elastic action of the elastic rope, the rotating rod rotates towards the center of the dust cover to drive the annular dust cloth to cover the dust cover; under the wind-force effect of fan, annular dust cloth promotes the bull stick to the dust cover inner wall direction rotation in order to open the dust cover.
In some embodiments, one end of the annular dust cloth is adhered to the inner wall of the dust cover.
In some embodiments, the annular dust cloth is an elastic annular dust cloth.
In some embodiments, the other end of the rotating rod extends to the other end of the annular dust cloth.
In some embodiments, the rotating rod is on the annular dust cloth by a belt system.
In some embodiments, the rotating rods are uniformly distributed on the outer wall of the annular dustproof cloth at intervals.
In some embodiments, the number of the rotating rods is four or six or eight.
In some embodiments, the elastic cord is tied at both ends by a knot.
In some embodiments, each fan is further provided with a motor controller for controlling the start and stop of the fan and the rotating speed of the fan, and the motor controller is arranged on one side far away from the main transformer; also protecting a temperature sensor for measuring the temperature of the transformer; the motor controller is connected with the temperature sensor.
In some embodiments, an air outlet position of the fan is provided with an air speed sensor; the motor controller is electrically connected with the wind speed sensor; and the motor controller adjusts the wind speed and start and stop of all or part of fans according to the temperature monitoring value of the temperature sensor.
Compared with the prior art, the invention has the beneficial effects that: according to the radiating fan assembly for the transformer substation main transformer, the dust cover is arranged at the air outlet of the fan, so that the radiating and cooling of the transformer substation main transformer are not affected, and when the fan does not work, the annular dust cloth is used for automatically covering the dust cover, so that the dust prevention effect is achieved, the fan is prevented from being frequently disassembled and washed, the workload is reduced, and in addition, the annular dust cloth is convenient to disassemble and assemble and is convenient to clean and replace regularly.
Drawings
Fig. 1 is a schematic structural view of a heat dissipation fan assembly for a main transformer of a substation according to the present invention;
FIG. 2 is a schematic view of a dust cap according to the present invention;
FIG. 3 is a schematic view showing the internal structure of the dust cap (in the fan operating state) according to the present invention;
FIG. 4 is a schematic view of the annular dust cloth and the rotating rod shown in FIG. 3;
fig. 5 is a schematic view showing the internal structure of the dust cap (in the non-operating state of the blower) according to the present invention.
Detailed Description
The present invention will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present invention, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present invention by those skilled in the art.
The heat radiation fan assembly for the main transformer of the transformer substation as shown in fig. 1 to 5 comprises a heat radiation frame 1, a plurality of fans 11 arranged on the heat radiation frame 1 and a plurality of dust covers 2. The dust cover 2 is installed at the air outlet of the fan 11, and the dust cover 2 is connected to the radiating frame 1 through bolts, so that the dust cover is convenient to assemble and disassemble.
Still include annular dust cloth 3, a plurality of bull stick 5, elastic rope 4.
The bull stick 5 is connected on annular dust cloth 3 outer wall, specifically, bull stick 5 is tied on annular dust cloth 3 through the area body 31, and area body 31 connects on annular dust cloth 3, and the bull stick 5 is tied up on annular dust cloth 3 at area body 31 both ends, and not only firm in connection just makes things convenient for annular dust cloth 3 to unpick and wash the change. The rotating rods 5 are uniformly distributed on the outer wall of the annular dustproof cloth 3 at intervals, so that the annular dustproof cloth 3 is uniformly stressed. The number of the rotating rods 5 is four, six or eight.
The annular dustproof cloth 3 one end 30 is connected on the inner wall of the dustproof cover 2, specifically, the annular dustproof cloth 3 one end 30 is adhered on the inner wall of the dustproof cover 2, can be attached by adhesive sticker preferentially, is firm in connection, and is convenient for disassembling, washing and replacing the annular dustproof cloth 3. The annular dustproof cloth 3 is elastic annular dustproof cloth such as nylon elastic cloth, terylene elastic cloth, spandex elastic cloth and the like, has certain elasticity, and is convenient for the annular dustproof cloth 3 to open and close.
One end of the rotating rod 5 is hinged to the inner wall of the dust cover 2, and the annular dust cloth 3 can be driven to flexibly rotate. The other end of the rotating rod 5 extends to the other end of the annular dustproof cloth 3, so that the annular dustproof cloth 3 can be ensured to completely cover the dustproof cover 2, and a better dustproof effect is achieved. The length of the rotating rods 5 is larger than the radius of the dust cover 2, so that the other ends of the rotating rods 5 can be ensured to be abutted.
The rotating rods 5 are provided with wire loops 41, the elastic ropes 4 sequentially penetrate through the wire loops 41 on each rotating rod 5, and the elastic ropes 4 encircle the annular dustproof cloth 3 for one circle. The two ends of the elastic rope 4 are tied by knotting, so that the connection is firm, the annular dustproof cloth 3 is convenient to unpick, wash and replace, and the elastic rope 4 is convenient to replace regularly.
In some embodiments, each fan is further provided with a motor controller for controlling the start and stop of the fan and the rotating speed of the fan, and the motor controller is arranged on one side far away from the main transformer; also protecting a temperature sensor for measuring the temperature of the transformer; the motor controller is connected with the temperature sensor. In the embodiment, the fan can adjust the start, stop and rotation speed through the value monitored by the temperature sensor, so that the fan is beneficial to targeted heat dissipation; energy saving and intelligence.
In some embodiments, an air outlet position of the fan is provided with an air speed sensor; the motor controller is electrically connected with the wind speed sensor; and the motor controller adjusts the wind speed and start and stop of all or part of fans according to the temperature monitoring value of the temperature sensor. In the embodiment, the wind speed sensor is used for realizing the monitoring of the fan and the closed-loop control of the wind speed control, thereby being beneficial to the accurate heat dissipation and achieving the final reliable heat dissipation purpose.
Under the elasticity drive of elastic rope 4, bull stick 5 rotates to dust cover 2 central direction until the butt of a plurality of bull stick 5 other end, simultaneously, drives annular dust cloth 3 cover dust cover 2, plays dustproof effect, has avoided frequently unpicking and washing fan 11, has reduced the work load. When the fan 11 works, under the wind force effect of the fan 11, the annular dustproof cloth 3 pushes the rotating rod 5 to rotate towards the inner wall direction of the dustproof cover 2, the elastic rope 4 is stretched, the dustproof cover 2 is opened, ventilation is facilitated, and heat dissipation is conducted on the main transformer of the transformer substation. When the fan 11 stops working, the elastic rope 4 automatically resets, and the annular dustproof cloth 3 continues to play a dustproof role.
While the preferred embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and these changes relate to the related art well known to those skilled in the art, which fall within the scope of the present invention.
Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims (3)

1. The heat dissipation fan assembly for the main transformer of the transformer substation is characterized by comprising a heat dissipation frame, a plurality of fans arranged on the heat dissipation frame and a plurality of dust covers; the dust cover is arranged at the air outlet of the fan;
the device also comprises annular dustproof cloth, a plurality of rotating rods and elastic ropes; the rotary rods are connected to the outer wall of the annular dustproof cloth, one end of the annular dustproof cloth is connected to the inner wall of the dustproof cover, one end of each rotary rod is hinged to the inner wall of the dustproof cover, wire rings are arranged on the rotary rods, and the elastic ropes sequentially penetrate through the wire rings on each rotary rod; under the elastic action of the elastic rope, the rotating rod rotates towards the center of the dust cover to drive the annular dust cloth to cover the dust cover; under the action of wind force of a fan, the annular dustproof cloth pushes the rotating rod to rotate towards the inner wall of the dustproof cover so as to open the dustproof cover; one end of the annular dustproof cloth is adhered to the inner wall of the dustproof cover; the annular dustproof cloth is elastic annular dustproof cloth; the other end of the rotating rod extends to the other end of the annular dustproof cloth; the rotating rod is arranged on the annular dustproof cloth through a belt system; the rotating rods are uniformly distributed on the outer wall of the annular dustproof cloth at intervals; the number of the rotating rods is four, six or eight; the two ends of the elastic rope are tied by knotting.
2. The heat dissipating fan assembly for a main transformer of a substation of claim 1, wherein each fan is further mounted with a motor controller for controlling a start and stop of the fan and a rotational speed of the fan, the motor controller being mounted at a side remote from the main transformer; also protecting a temperature sensor for measuring the temperature of the transformer; the motor controller is connected with the temperature sensor.
3. The heat dissipation fan assembly for a main transformer of a substation according to claim 2, wherein an air outlet position of the fan is provided with an air speed sensor; the motor controller is electrically connected with the wind speed sensor; and the motor controller adjusts the wind speed and start and stop of all or part of fans according to the temperature monitoring value of the temperature sensor.
CN202111251981.3A 2021-10-25 2021-10-25 Heat radiation fan assembly for main transformer of transformer substation Active CN114005646B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111251981.3A CN114005646B (en) 2021-10-25 2021-10-25 Heat radiation fan assembly for main transformer of transformer substation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111251981.3A CN114005646B (en) 2021-10-25 2021-10-25 Heat radiation fan assembly for main transformer of transformer substation

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Publication Number Publication Date
CN114005646A CN114005646A (en) 2022-02-01
CN114005646B true CN114005646B (en) 2024-03-19

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207255879U (en) * 2017-07-08 2018-04-20 新昌县金瓯新能源科技有限公司 A kind of floor grinding mill with damping dust reduction capability
CN208638860U (en) * 2018-05-10 2019-03-22 江苏建筑职业技术学院 A kind of home electric dust cover
WO2019136829A1 (en) * 2018-01-10 2019-07-18 深圳光峰科技股份有限公司 Dust cover and heat dissipation device
CN209576050U (en) * 2018-11-16 2019-11-05 天津双允环保科技有限公司 A kind of air filter of automatically cleaning against shock
CN209877315U (en) * 2019-03-25 2019-12-31 广州启沃网络科技有限公司 Dust cover with lifting function for wall-mounted air conditioner
CN209913265U (en) * 2019-04-18 2020-01-07 安徽富煌电力装备科技有限公司 Low-voltage distributed photovoltaic grid-connected cabinet
CN210350534U (en) * 2019-06-28 2020-04-17 郑州电力高等专科学校 Unattended cooling equipment for indoor transformer substation
CN210983211U (en) * 2019-12-25 2020-07-10 刘逸豪 Dust filtering and ventilating structure of computer host case
CN113245934A (en) * 2021-02-25 2021-08-13 李宇岗 Glass surface treatment auxiliary assembly with prevent that glass from flying chip effect

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114167953B (en) * 2021-10-29 2023-12-19 浪潮(山东)计算机科技有限公司 Server and dustproof machine case of heat dissipation thereof
CN219191651U (en) * 2022-12-14 2023-06-16 杭州临安利翔新型装饰材料有限公司 Laminating machine with dust cover

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207255879U (en) * 2017-07-08 2018-04-20 新昌县金瓯新能源科技有限公司 A kind of floor grinding mill with damping dust reduction capability
WO2019136829A1 (en) * 2018-01-10 2019-07-18 深圳光峰科技股份有限公司 Dust cover and heat dissipation device
CN208638860U (en) * 2018-05-10 2019-03-22 江苏建筑职业技术学院 A kind of home electric dust cover
CN209576050U (en) * 2018-11-16 2019-11-05 天津双允环保科技有限公司 A kind of air filter of automatically cleaning against shock
CN209877315U (en) * 2019-03-25 2019-12-31 广州启沃网络科技有限公司 Dust cover with lifting function for wall-mounted air conditioner
CN209913265U (en) * 2019-04-18 2020-01-07 安徽富煌电力装备科技有限公司 Low-voltage distributed photovoltaic grid-connected cabinet
CN210350534U (en) * 2019-06-28 2020-04-17 郑州电力高等专科学校 Unattended cooling equipment for indoor transformer substation
CN210983211U (en) * 2019-12-25 2020-07-10 刘逸豪 Dust filtering and ventilating structure of computer host case
CN113245934A (en) * 2021-02-25 2021-08-13 李宇岗 Glass surface treatment auxiliary assembly with prevent that glass from flying chip effect

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