CN113838642B

CN113838642B - Auxiliary heat dissipation device for transformer

Info

Publication number: CN113838642B
Application number: CN202110976758.9A
Authority: CN
Inventors: 王冬; 南明桥; 郭海东; 卫丰波; 王志刚; 宋玮; 张哲�; 李文凯; 程雪珍; 张卫刚; 高睿; 南旭东
Original assignee: Sanmenxia Shanzhou Power Supply Co Of State Grid Henan Electric Power Co
Current assignee: Sanmenxia Shanzhou Power Supply Co Of State Grid Henan Electric Power Co
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2023-10-20
Anticipated expiration: 2041-08-24
Also published as: CN113838642A

Abstract

The invention belongs to the field of transformers, and particularly relates to an auxiliary heat dissipation device for a transformer, which comprises a shell, wherein a shell cover is connected to the shell cover through a screw, an air pump is fixedly installed on the shell cover, an air inlet pipe of the air pump is connected with the shell cover in a sliding manner, a connecting pipe is sleeved in the air inlet pipe in a sliding manner, a sliding pin is welded on the connecting pipe, a supporting ring is connected to the outer side of the air inlet pipe through a thread, a cover body is connected to the outer side of the connecting pipe in a rotating manner, a convex edge is arranged on the cover body, an air outlet groove is formed in the cover body, and a toothed ring is fixedly sleeved on the outer side of the cover body. According to the invention, through arranging the structures such as the air inlet pipe, the connecting pipe, the sliding pin, the supporting ring and the like, the connecting pipe can be driven to move relative to the air inlet pipe by rotating the supporting ring and the air inlet pipe to do threaded movement, and the connecting pipe stretches out and draws back in the air inlet pipe, so that the stretching length of the connecting pipe can be adjusted, the distance between the cover body and the transformer is adjusted, and the cooling efficiency is ensured.

Description

Auxiliary heat dissipation device for transformer

Technical Field

The invention relates to the technical field of transformers, in particular to an auxiliary heat dissipation device for a transformer.

Background

The transformer is a device for changing an ac voltage by using the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization and the like, the transformer can generate high temperature in the working process, and patent publication No. CN 205248045U proposes an auxiliary heat dissipation device for the transformer, when the auxiliary heat dissipation device for the transformer in the prior art is used, the distance between a cover body and the transformer is inconvenient to adjust, so that the cooling efficiency cannot be ensured, and meanwhile, the device is uneven in heat dissipation to the transformer when in use. There is therefore a need for improvements in the art.

Disclosure of Invention

The invention aims to provide an auxiliary heat dissipation device for a transformer, which solves the problem that the distance between a cover body and the transformer is inconvenient to adjust and also solves the problem of uneven heat dissipation of the transformer.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an auxiliary heat abstractor for transformer, includes the casing, there is the cap through the screw connection on the casing, fixed mounting has the air pump on the cap, the intake pipe and the cap sliding connection of air pump, the connecting pipe has been cup jointed in the intake pipe sliding, the welding has the slippin on the connecting pipe, there is the holding ring in the outside of intake pipe through threaded connection, the outside rotation of connecting pipe is connected with the cover body, be provided with the chimb on the cover body, the groove of giving vent to anger has been seted up on the cover body, the fixed ring gear that cup joints in the outside of the cover body, the fixed backup pad that cup joints in the outside of connecting pipe, backup pad and casing contact, fixed mounting has the motor in the backup pad, pivot and the backup pad swivelling joint of motor, the welding has square block in the pivot, the outside sliding socket of square block has the gear, gear and ring gear mesh, the welding has the cushion on the casing, fixed mounting has the transformer on the cushion.

Preferably, the outside of connecting pipe has fixedly cup jointed the sealing washer, sealing washer and intake pipe sliding connection.

Preferably, a sliding groove is formed in the side wall of the air inlet pipe, and a sliding pin is connected in the sliding groove in a sliding mode.

Preferably, a handle is welded on the support ring, and the support ring is in contact with the sliding pin.

Preferably, the convex edge is provided with a convex block, and the convex block and the cover body.

Preferably, the guide block is welded on the support plate, a guide groove is formed in the side wall of the shell, and the guide block is connected in a sliding mode in the guide groove.

Preferably, square holes are formed in the gear, and square blocks can be connected in the square holes.

Preferably, the square block is connected with a stop block through a screw, the stop block is in contact with a gear, and the gear is in contact with the rotating shaft.

Preferably, the number of the cushion blocks is four, and the four cushion blocks are uniformly distributed on the shell.

Preferably, the shell is provided with a plurality of air outlet holes, and the air outlet holes are uniformly distributed on the side wall of the shell.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through arranging the structures such as the air inlet pipe, the connecting pipe, the sliding pin, the supporting ring and the like, the connecting pipe can be driven to move relative to the air inlet pipe by rotating the supporting ring and the air inlet pipe to do threaded movement, and the connecting pipe stretches out and draws back in the air inlet pipe, so that the stretching length of the connecting pipe can be adjusted, the distance between the cover body and the transformer is adjusted, and the cooling efficiency is ensured.

2. According to the invention, through arranging the structures of the toothed ring, the motor, the rotating shaft, the square block, the gear and the like, the gear can be driven to rotate by the motor, the gear and the toothed ring are matched to drive the cover body to rotate, the cover body rotates, so that the air outlet grooves blow the transformer more uniformly, and the phenomenon that the service life of the transformer is reduced due to overlarge local temperature difference of the transformer is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is an enlarged view of the invention at B in FIG. 1;

FIG. 4 is an enlarged view of the invention at C in FIG. 1;

fig. 5 is an enlarged view of the invention at D in fig. 1.

In the figure: 1. a housing; 2. a cover; 3. an air pump; 4. an air inlet pipe; 5. a connecting pipe; 6. a seal ring; 7. a slide pin; 8. a chute; 9. a support ring; 10. a handle; 11. a cover body; 12. a convex edge; 13. a bump; 14. an air outlet groove; 15. a toothed ring; 16. a support plate; 17. a guide block; 18. a guide groove; 19. a motor; 20. a rotating shaft; 21. square blocks; 22. a gear; 23. square holes; 24. a stop block; 25. a cushion block; 26. a transformer; 27. and an air outlet hole.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, an auxiliary heat dissipation device for a transformer comprises a housing 1, wherein a housing cover 2 is connected to the housing 1 through screws, an air pump 3 is fixedly installed on the housing cover 2, an air inlet pipe 4 of the air pump 3 is connected with the housing cover 2 in a sliding manner, a connecting pipe 5 is sleeved in the air inlet pipe 4 in a sliding manner, a sliding pin 7 is welded on the connecting pipe 5, a supporting ring 9 is connected to the outer side of the air inlet pipe 4 through threads, a cover 11 is rotatably connected to the outer side of the connecting pipe 5, a convex edge 12 is arranged on the cover 11, an air outlet groove 14 is formed in the cover 11, a toothed ring 15 is fixedly sleeved on the outer side of the cover 11, a supporting plate 16 is fixedly sleeved on the outer side of the connecting pipe 5, a supporting plate 16 is in contact with the housing 1, a motor 19 is fixedly installed on the supporting plate 16, a rotating shaft 20 of the motor 19 is rotatably connected with the supporting plate 16, a square block 21 is welded on the rotating shaft 20, a gear 22 is sleeved on the outer side of the square block 21 in a sliding manner, the gear 22 is meshed with the toothed ring 15, a cushion block 25 is welded on the housing 1, and a transformer 26 is fixedly installed on the cushion block 25.

Referring to fig. 2, a sealing ring 6 is fixedly sleeved on the outer side of the connecting pipe 5, and the sealing ring 6 is slidably connected with the air inlet pipe 4. By providing the sealing ring 6, the tightness between the connecting pipe 5 and the air inlet pipe 4 is increased.

Referring to fig. 3, a sliding groove 8 is provided on a side wall of the air inlet pipe 4, and a sliding pin 7 is slidably connected to the sliding groove 8. By providing the slide groove 8, the slide pin 7 is guided.

Referring to fig. 3, a handle 10 is welded to the support ring 9, and the support ring 9 is in contact with the slide pin 7. By providing the handle 10, the support ring 9 is made to rotate easily.

Referring to fig. 4, the convex edge 12 is provided with a convex block 13, the convex block 13 and the cover 11. By providing the projection 13, friction between the cover 11 and the flange 12 is reduced.

Referring to fig. 1, a guide block 17 is welded on a supporting plate 16, a guide groove 18 is provided on a side wall of the housing 1, and the guide block 17 is slidably connected to the guide groove 18. The movement of the support plate 16 is guided by the cooperation of the guide blocks 17 and the guide grooves 18.

Referring to fig. 5, a square hole 23 is formed in the gear 22, and a square block 21 can be connected to the square hole 23. By providing the square hole 23, the square block 21 can drive the gear 22 to rotate.

Referring to fig. 5, a block 24 is connected to the square block 21 by a screw, the block 24 contacts with a gear 22, and the gear 22 contacts with the rotating shaft 20. By providing the stopper 24, the gear 22 is limited.

Referring to fig. 1, there are four pads 25, and the four pads 25 are uniformly distributed on the housing 1. By providing the spacer 25, the transformer 26 is supported.

Referring to fig. 1, a plurality of air outlet holes 27 are formed in the housing 1, and the plurality of air outlet holes 27 are uniformly distributed on the side wall of the housing 1. By providing the air outlet holes 27, the air in the housing 1 can be discharged.

The specific implementation process of the invention is as follows: during the use, more have transformer 26 altitude mixture control cover body 11 height, rotate support ring 9 through handle 10, support ring 9 rotates and intake pipe 4 is threaded movement, and then make support ring 9 remove on intake pipe 4, support ring 9 removes and drive sliding pin 7 and slide in spout 8, sliding pin 7 removes and drive connecting pipe 5 and remove, connecting pipe 5 drives chimb 12 and remove, chimb 12 drives lug 13 and removes, lug 13 drives cover body 11 and removes, can drive connecting pipe 5 relative intake pipe 4 through rotating support ring 9 and intake pipe 4 and remove, stretch out and draw back in intake pipe 4, and then can adjust the extension length of connecting pipe 5, adjust the distance between cover body 11 and the transformer 26, ensure cooling efficiency, then start air pump 3, air pump 3 starts intake pipe 4 through connecting pipe 5 to cover body 11 in the air inlet, cover body 11 is internal air to transformer 26 bloies through air outlet groove 14, start motor 19, square piece 21 rotates and drives gear 22 and rotates, gear 22 drives tooth ring 15, tooth ring 15 drives cover body 11 and rotates, cover body 11 rotates and makes and draws air groove 14 to evenly to the transformer 26, the temperature difference between 26 reduces the local transformer 26 and the life-span of the pressure change is greatly avoided.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An auxiliary heat dissipation device for a transformer, comprising a housing (1), characterized in that: the utility model discloses a novel air conditioner, including casing (1), shell cover (1), fixed mounting has air pump (3) on casing (2), intake pipe (4) and casing (2) sliding connection of air pump (3), connecting pipe (5) have been cup jointed in the slip joint in intake pipe (4), the welding has slide pin (7) on connecting pipe (5), there is holding ring (9) outside of intake pipe (4) through threaded connection, the outside of connecting pipe (5) rotates and is connected with cover (11), be provided with chimb (12) on cover (11), offer air outlet groove (14) on cover (11), fixed cup joint toothed ring (15) in the outside of cover (11), fixed cup joint backup pad (16) in the outside of connecting pipe (5), backup pad (16) and casing (1) contact, fixed mounting has motor (19) on backup pad (16), pivot (20) and backup pad (16) are rotated and are connected, the welding has square piece (21) on pivot (20), square piece (22) have on the outside of gear (22) and have on the casing (25), and a transformer (26) is fixedly arranged on the cushion block (25).

2. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the outside of connecting pipe (5) is fixed to be cup jointed sealing washer (6), sealing washer (6) and intake pipe (4) sliding connection.

3. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the side wall of the air inlet pipe (4) is provided with a sliding groove (8), and the sliding groove (8) is connected with a sliding pin (7) in a sliding way.

4. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the handle (10) is welded on the supporting ring (9), and the supporting ring (9) is contacted with the sliding pin (7).

5. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the convex edge (12) is provided with a convex block (13), and the convex block (13) and the cover body (11).

6. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: guide blocks (17) are welded on the supporting plates (16), guide grooves (18) are formed in the side walls of the shell (1), and the guide blocks (17) are connected in a sliding mode in the guide grooves (18).

7. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the gear (22) is provided with a square hole (23), and square blocks (21) can be connected in the square hole (23).

8. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the square block (21) is connected with a stop block (24) through a screw, the stop block (24) is in contact with a gear (22), and the gear (22) is in contact with the rotating shaft (20).

9. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: the number of the cushion blocks (25) is four, and the four cushion blocks (25) are uniformly distributed on the shell (1).

10. An auxiliary heat sink for a transformer as claimed in claim 1, wherein: a plurality of air outlet holes (27) are formed in the shell (1), and the air outlet holes (27) are uniformly distributed on the side wall of the shell (1).