CN220232878U

CN220232878U - Heat dissipation type power transformer

Info

Publication number: CN220232878U
Application number: CN202321647542.9U
Authority: CN
Inventors: 潘亮杰; 田一泽; 徐肖肖; 陈旭
Original assignee: Shenyang Luxi Electric Control Equipment Co ltd
Current assignee: Shenyang Luxi Electric Control Equipment Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-12-22
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a heat dissipation type power transformer, which comprises a transformer shell; a transformer housing: its internally mounted has three-phase winding, two walls all run through around the transformer housing be equipped with evenly distributed's radiating fin, the front and back both ends of transformer housing all are equipped with transverse symmetric distribution's mounting bracket, the spout has all been seted up to the relative medial surface of two transversely adjacent mounting brackets, the inside of spout is equal sliding connection has slide one, all be connected with the pivot through the bearing rotation between two transversely adjacent slide one, the equal sliding connection in outside of pivot has a brush cylinder, brush cylinder and radiating fin cooperation installation, thereby the dust on radiating fin surface is effectively cleared up to horizontal slight rocking when vertical reciprocating rotation removes through the brush cylinder, and then improve the radiating efficiency of transformer, the device is through accelerating the radiating efficiency of air velocity further promotion transformer simultaneously, and is convenient to use.

Description

Heat dissipation type power transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a heat dissipation type power transformer.

Background

The power transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and mainly comprises a primary coil, a secondary coil and an iron core, along with the annual increase of power equipment in China, the power demand and the power load of the power equipment are also increased, so that the load of the transformer in the use process is gradually increased, the larger the corresponding heating value is, when a part of oil-immersed power transformer is used, the oil body is filled in the device, the radiating fins are arranged outside the device, the heat of the device is absorbed through the oil body and is subjected to heat exchange with external air through the radiating fins, so that the radiating effect is achieved, however, the oil-immersed power transformer is mostly arranged outdoors, dust is often attached to the radiating fins under the influence of outdoor environment, and the heat is difficult to be dissipated on the radiating fins.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the heat dissipation type power transformer, the device can effectively clean dust on the surfaces of the radiating fins by transversely and slightly shaking the hairbrush barrel while vertically reciprocating and automatically moving, so that the heat dissipation efficiency of the transformer is improved, and meanwhile, the device can further improve the heat dissipation efficiency of the transformer by accelerating the air flow rate, so that the heat dissipation type power transformer is convenient to use, and the problems in the background art can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a heat dissipation type power transformer comprises a transformer shell;

a transformer housing: its internally mounted has three-phase winding, two walls all run through around the transformer casing be equipped with evenly distributed's radiating fin, the front and back both ends of transformer casing all are equipped with the mounting bracket of horizontal symmetric distribution, the spout has all been seted up to the relative medial surface of two transversely adjacent mounting brackets, the inside of spout is equal sliding connection has slide one, all be connected with the pivot through the bearing rotation between two transversely adjacent slide one, the equal sliding connection in outside of pivot has a brush cylinder, brush cylinder and radiating fin cooperation installation, thereby the device transversely rocks slightly when moving through the vertical reciprocal rotation of brush cylinder effectively clearance to radiating fin surface's dust, and then improve the radiating efficiency of transformer, the device is through accelerating the radiating efficiency of air velocity further promotion transformer simultaneously, and convenient to use.

Further, the transformer also comprises a singlechip, wherein the singlechip is positioned outside the transformer shell, the input end of the singlechip is electrically connected with an external power supply, and the control of the electrical elements is convenient.

Further, the device comprises a reciprocating screw rod, wherein the reciprocating screw rod is rotationally connected to the inside of a left sliding groove through a bearing, the reciprocating screw rod is in threaded connection with a vertically adjacent sliding seat, a motor is arranged on the upper surface of a left mounting frame, the input end of the motor is electrically connected with the output end of a single chip microcomputer, the output shaft of the motor is fixedly connected with the vertically adjacent reciprocating screw rod, and power is provided for dust cleaning on the surface of a radiating fin for the device.

Further, the left end of pivot all is equipped with the gear, and the right side of left mounting bracket all is equipped with rack board, and the gear all is connected with the rack board meshing that vertically neighbors for brush section of thick bamboo erects the in-process rotation.

Further, still include the curved slot, the curved slot is all offered in left side mounting bracket and is kept away from one side at transformer casing center, and the inside of curved slot is equal sliding connection has slide two, and the left end of pivot all is connected with the ring through the bearing rotation, and slide two all is through synchronizing lever and horizontal adjacent ring fixed connection for the brush section of thick bamboo erects and moves the in-process horizontal slight rocking about.

Further, the guide way has all been seted up to the lateral surface of pivot, and the inside of brush section of thick bamboo all prevents that pivot and brush section of thick bamboo from taking place relative rotation through gib block and guide way sliding connection.

Further, the lower surface transverse symmetry of transformer casing is equipped with the base, transversely is equipped with evenly distributed's fan between the front and back both ends of two bases, and the input of fan all is connected with the output electricity of singlechip, and the inside of transformer casing is equipped with temperature sensor, and temperature sensor is connected with the two-way electricity of singlechip, thereby through accelerating the air velocity of flow improvement device radiating efficiency.

Compared with the prior art, the utility model has the beneficial effects that: the heat dissipation type power transformer has the following advantages:

1. the device uses radiating fin surface accumulation a large amount of dust for a long time, the dust reduces radiating fin and external gas heat transfer efficiency, the singlechip starts the motor and makes it drive reciprocating screw and rotate, thereby reciprocating screw passes through threaded connection and drives first along spout vertical reciprocating motion, first through pivot drive brush section of thick bamboo vertical movement of slide, thereby the pivot moves the in-process vertically, thereby the gear is connected through meshing with the rack board and makes the pivot drive brush section of thick bamboo rotation through the guide way, thereby brush section of thick bamboo is through the rotation clear up the dust on the radiating fin, thereby the pivot passes through the ring and indirectly drives second along curved slot vertical slip of slide, thereby make brush section of thick bamboo transversely reciprocate slightly to rock about when the dust on radiating fin surface is clear, further improve the dust cleaning effect of device to brush section of thick bamboo, and then improve the radiating efficiency of device, thereby transversely slightly rocks the dust on radiating fin surface when vertical reciprocating the rotation through brush section of thick bamboo, and effectively clear up the radiating efficiency of thick bamboo, and further improve the transformer.

2. The singlechip starts temperature sensor and carries out temperature detection to the inside environment of device, thereby temperature sensor will detect the result and transmit to the singlechip with the signal of telecommunication mode and monitor the inside temperature of device, when the inside temperature of device risees to a certain extent, thereby the singlechip starts the fan and makes it rotate, thereby the fan rotation produces negative pressure and accelerates the air velocity of flow between the radiating fin, and then improve the radiating efficiency of device, this radiating type power transformer, through accelerating the radiating efficiency that the air velocity further promoted the transformer, convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of the present utility model at A;

fig. 3 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: the transformer comprises a transformer shell, a three-phase winding, a single chip microcomputer, a radiating fin, a mounting frame 5, a sliding seat I, a rotating shaft 7, a guide groove 8, a hairbrush barrel 9, a gear 10, a rack plate 11, a reciprocating screw rod 12, a motor 13, a curved groove 14, a sliding seat II, a synchronous rod 16, a circular ring 17, a base 18, a fan 19 and a temperature sensor 20.

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. 1-3, the present embodiment provides a technical solution: a heat dissipation type power transformer, comprising a transformer housing 1;

transformer housing 1: the inside of the transformer shell is provided with a three-phase winding 2, the front wall and the rear wall of the transformer shell 1 are respectively penetrated and provided with radiating fins 4 which are uniformly distributed, the front end and the rear end of the transformer shell 1 are respectively provided with a mounting frame 5 which is transversely symmetrically distributed, the opposite inner sides of the two transversely adjacent mounting frames 5 are respectively provided with a sliding groove, the inside of each sliding groove is respectively and slidably connected with a sliding seat I6, a rotating shaft 7 is respectively and rotatably connected between the two transversely adjacent sliding seats I6 through a bearing, the outside of each rotating shaft 7 is respectively and slidably connected with a hairbrush cylinder 9, the hairbrush cylinders 9 are matched and installed with the radiating fins 4, the transformer shell also comprises a singlechip 3, the singlechip 3 is positioned outside the transformer shell 1, the input end of the singlechip 3 is electrically connected with an external power supply, the transformer shell also comprises a reciprocating screw 12, the reciprocating screw 12 is respectively and rotatably connected with the inside of the left sliding groove through the bearing, the reciprocating screw 12 is respectively and vertically adjacent sliding seat I6 in threaded connection, the upper surface of the left mounting frame 5 is provided with a motor 13, the input end of the motor 13 is electrically connected with the output end of the single chip microcomputer 3, the output shaft of the motor 13 is fixedly connected with a vertically adjacent reciprocating screw rod 12, the left end of a rotating shaft 7 is provided with a gear 10, the right side of the left mounting frame 5 is provided with a rack plate 11, the gear 10 is meshed with the vertically adjacent rack plate 11, the transformer further comprises a curved groove 14, the curved groove 14 is arranged on one side of the left mounting frame 5 away from the center of the transformer shell 1, the inside of the curved groove 14 is slidingly connected with a sliding seat two 15, the left end of the rotating shaft 7 is rotationally connected with a circular ring 17 through a bearing, the sliding seat two 15 is fixedly connected with the horizontally adjacent circular ring 17 through a synchronous rod 16, the outer side surface of the rotating shaft 7 is provided with a guide groove 8, the inside of the brush cylinder 9 is slidingly connected with the guide groove 8 through a guide bar, the device is fixed to a designated position through a mounting frame on a base 18 by bolts, an oil body is filled in the transformer shell 1, the alternating voltage is changed through the three-phase winding 2 by the device by utilizing an electromagnetic principle, a large amount of heat is generated in the operation process of the device, the heat is absorbed by the oil body through contact with the oil body, the oil body transfers the heat to the radiating fins 4, the radiating fins 4 release the heat in the device to the outside through contact with the outside air, a large amount of dust is accumulated on the surfaces of the radiating fins 4 by the device for a long time, the heat transfer efficiency between the radiating fins 4 and the outside air is reduced by the dust, the singlechip 3 starts the motor 13 to drive the reciprocating screw 12 to rotate, the reciprocating screw 12 drives the first slide seat 6 to reciprocate vertically along a sliding groove through threaded connection, the first slide seat 6 drives the hairbrush cylinder 9 to reciprocate vertically through the rotating shaft 7, and in the vertical movement process of the rotating shaft 7, the gear 10 is meshed with the rack plate 11 to drive the brush cylinder 9 to rotate through the guide groove 8 by the rotating shaft 7, the brush cylinder 9 cleans dust on the radiating fins 4 through rotation, meanwhile, the rotating shaft 7 indirectly drives the sliding seat two 15 to vertically slide along the curved groove 14 through the circular ring 17, so that the brush cylinder 9 vertically moves to clean dust on the surfaces of the radiating fins 4 and horizontally reciprocates and slightly shakes, in the process, the inside of the brush cylinder 9 relatively slides with the guide groove 8 through the guide bar to prevent the brush cylinder 9 and the rotating shaft 8 from relatively rotating, the dust cleaning effect of the device on the brush cylinder 9 is further improved, the radiating efficiency of the device is further improved, the radiating type power transformer effectively cleans dust on the surfaces of the radiating fins 4 through the vertically reciprocating rotation of the brush cylinder 9 and the horizontally and slightly shakes, thereby improving the heat dissipation efficiency of the transformer;

the lower surface transverse symmetry of transformer casing 1 is equipped with base 18, transversely be equipped with evenly distributed's fan 19 between the front and back both ends of two bases 18, the input of fan 19 all is connected with the output electricity of singlechip 3, the inside of transformer casing 1 is equipped with temperature sensor 20, temperature sensor 20 is connected with singlechip 3 two-way electricity, singlechip 3 starts temperature sensor 20 and carries out temperature detection to the environment of device inside, thereby temperature sensor 20 will detect the result and transmit to singlechip 3 with the signal of telecommunication mode and monitor the device inside temperature, when the temperature of device inside risees to a certain extent, singlechip 3 starts fan 19 and makes it rotate, thereby fan 19 rotatory production negative pressure accelerates the air flow speed between the fin 4, and then improve the radiating efficiency of device, this heat dissipation type power transformer, thereby further promote the radiating efficiency of transformer through accelerating the air velocity, and is convenient to use.

The working principle of the heat dissipation type power transformer provided by the utility model is as follows: the device is fixed at a designated position through a mounting frame on a base 18 by bolts, the interior of the transformer shell 1 is filled with an oil body, the device changes alternating voltage through a three-phase winding 2 by utilizing an electromagnetic principle, a large amount of heat is generated in the operation process of the device, the heat is absorbed by the oil body through contact with the oil body, the oil body transfers the heat to a radiating fin 4, the radiating fin 4 releases the heat in the device to the outside through contact with the outside air, a temperature sensor 20 is started by a singlechip 3 to detect the temperature of the interior of the device, then the temperature sensor 20 transfers the detection result to the singlechip 3 in an electric signal mode to monitor the temperature in the device, when the temperature in the device rises to a certain extent, the singlechip 3 starts a fan 19 to rotate, the fan 19 rotates to generate negative pressure so as to accelerate the air flow speed between the radiating fins 4, further improves the heat dissipation efficiency of the device, the device accumulates a large amount of dust on the surface of the heat dissipation fin 4 for a long time, the dust reduces the heat transfer efficiency between the heat dissipation fin 4 and the external air, the singlechip 3 starts the motor 13 to drive the reciprocating screw 12 to rotate, the reciprocating screw 12 drives the first slide seat 6 to vertically reciprocate along the sliding groove through threaded connection, the first slide seat 6 drives the brush cylinder 9 to vertically reciprocate through the rotating shaft 7, in the vertical translation process of the rotating shaft 7, the gear 10 is meshed and connected with the rack plate 11 to drive the rotating shaft 7 to drive the brush cylinder 9 to rotate through the guide groove 8, the brush cylinder 9 automatically rotates to clean the dust on the heat dissipation fin 4, meanwhile, the rotating shaft 7 indirectly drives the second slide seat 15 to vertically slide along the curved groove 14 through the circular ring 17, so that the brush cylinder 9 horizontally reciprocates to slightly shake when vertically moving to clean the dust on the surface of the heat dissipation fin 4, in the process, the inside of the brush cylinder 9 slides relative to the guide groove 8 through the guide strip, so that the brush cylinder 9 and the rotating shaft 8 are prevented from rotating relative to each other, the dust cleaning effect of the device on the brush cylinder 9 is further improved, and the heat dissipation efficiency of the device is further improved.

It should be noted that the single-chip microcomputer 3 disclosed in the above embodiment may employ the MSP430, the motor 13 may employ the Y80M1-2, the fan 19 may employ the F4-72, the temperature sensor 20 may employ the AM2303, and the single-chip microcomputer 3 controls the motor 13, the fan 19 and the temperature sensor 20 to operate by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A heat dissipation type power transformer is characterized in that: comprises a transformer housing (1);

transformer housing (1): the three-phase winding (2) is arranged in the transformer shell (1), the front wall and the rear wall of the transformer shell (1) are respectively penetrated and provided with uniformly distributed radiating fins (4), the front end and the rear end of the transformer shell (1) are respectively provided with a transversely symmetrically distributed mounting frame (5), the opposite inner sides of the transversely adjacent mounting frames (5) are respectively provided with a sliding groove, the inside of each sliding groove is respectively and slidably connected with a sliding seat (6), a rotating shaft (7) is respectively and rotatably connected between the transversely adjacent sliding seats (6) through a bearing, the outer sides of the rotating shafts (7) are respectively and slidably connected with a hairbrush barrel (9), and the hairbrush barrels (9) are matched with the radiating fins (4).

2. A heat dissipating power transformer as defined in claim 1, wherein: the transformer is characterized by further comprising a singlechip (3), wherein the singlechip (3) is positioned outside the transformer shell (1), and the input end of the singlechip (3) is electrically connected with an external power supply.

3. A heat dissipating power transformer as defined in claim 2, wherein: still include reciprocating screw (12), reciprocating screw (12) all rotate the inside of being connected in left spout through the bearing, reciprocating screw (12) all with vertical adjacent slide one (6) threaded connection, the upper surface of left mounting bracket (5) all is equipped with motor (13), the input of motor (13) all is connected with the output electricity of singlechip (3), the output shaft of motor (13) all with vertical adjacent reciprocating screw (12) fixed connection.

4. A heat dissipating power transformer as defined in claim 1, wherein: the left end of pivot (7) all is equipped with gear (10), and the right side of left mounting bracket (5) all is equipped with rack board (11), and gear (10) all are connected with the meshing of the rack board (11) that vertically neighbors.

5. A heat dissipating power transformer as defined in claim 1, wherein: still include curved slot (14), qu Xingcao (14) all open one side in left mounting bracket (5) keeping away from transformer casing (1) center, and the inside of curved slot (14) all sliding connection has slide two (15), and the left end of pivot (7) all is connected with ring (17) through the bearing rotation, and slide two (15) all are through synchronizing lever (16) and horizontal adjacent ring (17) fixed connection.

6. A heat dissipating power transformer as defined in claim 1, wherein: the outer side surface of the rotating shaft (7) is provided with guide grooves (8), and the inside of the brush cylinder (9) is in sliding connection with the guide grooves (8) through guide bars.

7. A heat dissipating power transformer as defined in claim 2, wherein: the transformer is characterized in that bases (18) are transversely symmetrically arranged on the lower surface of the transformer shell (1), evenly distributed fans (19) are transversely arranged between the front end and the rear end of each base (18), the input ends of the fans (19) are electrically connected with the output end of the single chip microcomputer (3), a temperature sensor (20) is arranged in the transformer shell (1), and the temperature sensor (20) is electrically connected with the single chip microcomputer (3) in a bidirectional mode.