CN213716664U

CN213716664U - Centralized heat abstractor for dry-type transformer

Info

Publication number: CN213716664U
Application number: CN202021670447.7U
Authority: CN
Inventors: 夏放军
Original assignee: YUNNAN TONGBIAN ELECTRIC APPARATUS CO Ltd
Current assignee: YUNNAN TONGBIAN ELECTRIC APPARATUS CO Ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-07-16
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a transformer heat dissipation technical field just discloses a centralized heat abstractor for dry-type transformer, the power distribution box comprises a box body, the equal fixedly connected with supporting legs in bottom lower surface four corners department, sliding surface is connected with the slider on the bottom half, fixed surface is connected with transformer body on the slider, one side of transformer body is equipped with the rectangle frame, the first spliced pole of inboard fixedly connected with of rectangle frame, first spliced pole side is rotated and is connected pivot one, other end fixedly connected with belt pulley one of pivot one. This kind of centralized heat abstractor for dry-type transformer is through being equipped with the flabellum in one side of transformer, and accessible belt drives the rotation of flabellum and makes the flabellum carry out the forced air cooling to dry-type transformer, absorbs heat to dry-type transformer through the fin, utilizes the condenser pipe to cool down the fin, and the wind through the flabellum fan-out sends out the heat on the fin, effectively cools down to dry-type transformer.

Description

Centralized heat abstractor for dry-type transformer

Technical Field

The utility model relates to a transformer heat dissipation technical field specifically is a centralized heat abstractor for dry-type transformer.

Background

The dry type transformer is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and is simply a transformer with an iron core and a winding which are not immersed in insulating oil.

The existing dry-type transformer is poor in heat dissipation effect, low in efficiency and incapable of guaranteeing that the temperature value of the dry-type transmission reaches a stable state during working, the existing dry-type transformer is installed in a screwed mode through threads, and when workers maintain and repair the dry-type transformer, disassembling steps are complex, working efficiency is reduced, and working time is consumed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a centralized heat abstractor is used to dry-type transformer possesses that the radiating effect is good fast to dry-type transformer's radiating rate, dismantles advantages such as simple weak point consuming time, has solved the problem that the background art provided.

(II) technical scheme

To realize that above-mentioned radiating effect is good fast to dry-type transformer's radiating rate, dismantle simple weak point consuming time, the utility model provides a following technical scheme: the utility model provides a centralized heat abstractor for dry-type transformer, includes the box, the equal fixedly connected with supporting legs in bottom lower surface four corners department of box, surface sliding connection has the slider on the bottom half, fixed surface is connected with transformer body on the slider, one side of transformer body is equipped with the rectangle frame, the first spliced pole of inboard fixedly connected with of rectangle frame, first spliced pole side is rotated and is connected pivot one, the other end fixedly connected with belt pulley one of pivot one, the inboard fixedly connected with second spliced pole of rectangle frame, the side of second spliced pole is rotated and is connected with pivot two, the one end fixedly connected with belt pulley two of pivot two, equal fixedly connected with flabellum on pivot one and the pivot two.

Preferably, the slider is inserted with a positioning bolt, the positioning bolt can penetrate through the slider and be inserted into the bottom of the box body, the surface of the box body is rotatably connected with a box door through a hinge, the surface of the box door is fixedly connected with a door handle, and the box door is provided with a blind.

Preferably, the top fixedly connected with belt pulley three of belt pulley two, fixed surface installs the motor on the bottom of box, the output fixedly connected with belt pulley four of motor, belt rotation is crossed with belt pulley three to belt pulley four and is connected, belt pulley one is passed through the belt rotation with belt pulley two and is connected.

Preferably, the opposite side of transformer body is equipped with the condenser pipe, the condenser pipe is "S" type setting, the feed inlet of condenser pipe runs through box limit wall and has filled in the rubber stopper, the discharging pipe of condenser pipe runs through box limit wall, the one end fixed mounting of the discharging pipe of condenser pipe has the valve.

Preferably, a radiating fin is arranged in a gap of the condensing pipe, and one side of the radiating fin is fixedly connected with the inner side of the side wall of the box body.

Preferably, the locating hole has been seted up on the chamber door top, the top sliding connection of box has the locating lever, the locating lever runs through in the locating hole that the box roof inserted the chamber door top, the top fixedly connected with limiting plate of locating lever, the spring has been cup jointed to the locating lever, fixed surface is connected on the bottom of spring and the box roof, the top of spring is connected with the lower fixed surface of limiting plate.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of centralized heat abstractor for dry-type transformer is through being equipped with the flabellum in one side of transformer, and accessible belt drives the rotation of flabellum and makes the flabellum carry out the forced air cooling to dry-type transformer, absorbs heat to dry-type transformer through the fin, utilizes the condenser pipe to cool down the fin, and the wind through the flabellum fan-out sends out the heat on the fin, effectively cools down to dry-type transformer.

2. This kind of centralized heat abstractor for dry-type transformer through be provided with the chamber door on the box, and pulls out the locating lever and can open the chamber door, makes the staff more convenient to the maintenance of the dry-type transformer of box inside, through installing the pilot pin on the slider, pulls out the pilot pin and just can make things convenient for the dismantlement of dry-type transformer with slider roll-off box.

Drawings

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

fig. 2 is a schematic diagram of the transformer structure of the present invention;

FIG. 3 is a schematic view of the air cooling structure of the present invention;

FIG. 4 is a schematic view of the structure of the heat sink of the present invention;

fig. 5 is a schematic view of a part a of the structure of the present invention.

In the figure: 1. a box body; 2. a box door; 3. a hinge; 4. a door handle; 5. a blind; 6. supporting legs; 7. a slider; 8. positioning bolts; 9. a transformer body; 10. a rectangular frame; 11. a first connecting column; 12. a first rotating shaft; 13. a second connecting column; 14. a second rotating shaft; 15. a fan blade; 16. A first belt pulley; 17. a second belt pulley; 18. a third belt pulley; 19. a motor; 20. a belt pulley IV; 21. a condenser tube; 22. a heat sink; 23. a rubber stopper; 24. a valve; 25. positioning a rod; 26. a limiting plate; 27. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a centralized heat dissipation device for a dry transformer includes a box body 1, wherein four corners of the bottom lower surface of the box body 1 are fixedly connected with supporting legs 6 for providing stable support for the box body 1, the bottom upper surface of the box body 1 is slidably connected with a slider 7, the slider 7 can slide out of the bottom upper surface of the box body 1, the upper surface of the slider 7 is fixedly connected with a transformer body 9, one side of the transformer body 9 is provided with a rectangular frame 10, the inner side of the rectangular frame 10 is fixedly connected with a first connecting post 11, the side of the first connecting post 11 is rotatably connected with a first rotating shaft 12, the other end of the first rotating shaft 12 is fixedly connected with a first belt pulley 16, the inner side of the rectangular frame 10 is fixedly connected with a second connecting post 13, the side of the second connecting post 13 is rotatably connected with a second rotating shaft 14, one end of the second rotating shaft, the fan blades 15 rotate to cool the transformer body 9, the top end of the second belt pulley 17 is fixedly connected with a third belt pulley 18, the upper surface of the bottom of the box body 1 is fixedly provided with a motor 19, the output end of the motor 19 is fixedly connected with a fourth belt pulley 20, the fourth belt pulley 20 is rotatably connected with the third belt pulley 18 through a belt, the first belt pulley 16 is rotatably connected with the second belt pulley 17 through a belt, the other side of the transformer body 9 is provided with a condenser pipe 21, the condenser pipe 21 can absorb heat inside the box body 1, the condenser pipe 21 is arranged in an S shape, the contact area between the condenser pipe 21 and air is increased, a rubber plug 23 is plugged in a feed inlet of the condenser pipe 21 penetrating through the side wall of the box body 1, a coolant can be added into the condenser pipe 21 by pulling out the rubber plug 23, a discharge pipe of the condenser pipe 21 penetrates through the side wall of the box body 1, one end of the discharge pipe of the condenser pipe 21, the heat radiating fins 22 are provided in the gaps of the condenser tubes 21, the heat radiating fins 22 can radiate heat from the transformer body 9, and one side of each heat radiating fin 22 is fixedly connected to the inner side of the side wall of the case 1.

Example two

Based on the first embodiment, as shown in fig. 1-5, a positioning bolt 8 is inserted into the slider 7, the positioning bolt 8 can penetrate through the slider 7 and be inserted into the bottom of the box 1, the surface of the box 1 is rotatably connected with a box door 2 through a hinge 3, the surface of the box door 2 is fixedly connected with a door handle 4, the box door 2 is provided with a blind 5, ventilation inside the box 1 is facilitated, the top end of the box door 2 is provided with a positioning hole, the top end of the box 1 is slidably connected with a positioning rod 25, the positioning rod 25 penetrates through the top wall of the box 1 and is inserted into the positioning hole at the top end of the box door 2, the top end of the positioning rod 25 is fixedly connected with a limiting plate 26, the positioning rod 25 is sleeved with a spring 27, the bottom end of the spring 27 is fixedly connected with the upper surface.

The working principle is as follows: when the transformer is in operation, the rubber plug 23 is pulled out, a coolant is injected into the condenser tube 21, heat generated on the transformer body 9 is absorbed and dispersed by the heat radiating fins 22, the condenser tube 21 absorbs heat to the heat radiating fins 22 to cool, the motor 19 is started, the belt pulley four 20 on the motor 19 rotates, the belt pulley four 20 drives the belt pulley three 18 to rotate through a belt, the belt pulley three 18 drives the belt pulley two 17 to rotate, the belt pulley two 17 drives the belt pulley one 16 to rotate through the belt, the belt pulley one 16 drives the rotating shaft one 12 to rotate, the belt pulley two 17 drives the rotating shaft two 14 to rotate, namely, the two fan blades 15 are respectively driven to rotate by the rotating shaft one 12 and the rotating shaft two 14 to air cool the transformer body 9, heat generated on the heat radiating fins 22 and the condenser tube 21 is sent out of the box body 1, when the coolant needs to be replaced, the valve 24 is opened to discharge the coolant which needs, and pulling up the positioning rod 25 to separate the bottom end of the positioning rod 25 from the positioning hole at the top end of the box door 2, opening the box door 2, and pulling out the positioning bolt 8 to slide the transformer body 9 together with the sliding block 7 out of the box body 1 for convenient maintenance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A centralized heat sink for a dry-type transformer comprises a box body (1);

the method is characterized in that:

supporting legs (6) are fixedly connected at the four corners of the lower surface of the bottom of the box body (1), the upper surface of the bottom of the box body (1) is connected with a sliding block (7) in a sliding way, the upper surface of the sliding block (7) is fixedly connected with a transformer body (9), one side of the transformer body (9) is provided with a rectangular frame (10), the inner side of the rectangular frame (10) is fixedly connected with a first connecting post (11), the side surface of the first connecting post (11) is rotationally connected with a first rotating shaft (12), the other end of the first rotating shaft (12) is fixedly connected with a first belt pulley (16), the inner side of the rectangular frame (10) is fixedly connected with a second connecting column (13), the side surface of the second connecting column (13) is rotationally connected with a second rotating shaft (14), one end of the second rotating shaft (14) is fixedly connected with a second belt pulley (17), and the first rotating shaft (12) and the second rotating shaft (14) are fixedly connected with fan blades (15).

2. The centralized heat sink for a dry-type transformer according to claim 1, wherein: the novel refrigerator door is characterized in that a positioning bolt (8) is inserted into the sliding block (7), the positioning bolt (8) can penetrate through the sliding block (7) to be inserted into the bottom of the refrigerator body (1), the surface of the refrigerator body (1) is rotatably connected with the refrigerator door (2) through a hinge (3), the surface of the refrigerator door (2) is fixedly connected with a door handle (4), and a blind (5) is arranged on the refrigerator door (2).

3. The centralized heat sink for a dry-type transformer according to claim 1, wherein: the top fixedly connected with belt pulley three (18) of belt pulley two (17), fixed surface installs motor (19) on the bottom of box (1), the output fixedly connected with belt pulley four (20) of motor (19), belt pulley four (20) are connected through the belt rotation with belt pulley three (18), belt pulley one (16) are connected through the belt rotation with belt pulley two (17).

4. The centralized heat sink for a dry-type transformer according to claim 1, wherein: the opposite side of transformer body (9) is equipped with condenser pipe (21), condenser pipe (21) are "S" type setting, the feed inlet of condenser pipe (21) runs through box (1) limit wall and has filled up rubber stopper (23), the discharging pipe of condenser pipe (21) runs through box (1) limit wall, the one end fixed mounting of the discharging pipe of condenser pipe (21) has valve (24).

5. The centralized heat sink for a dry-type transformer according to claim 4, wherein: and a cooling fin (22) is arranged in a gap of the condensation pipe (21), and one side of the cooling fin (22) is fixedly connected with the inner side of the side wall of the box body (1).

6. The centralized heat sink for a dry-type transformer according to claim 2, wherein: the locating hole has been seted up on chamber door (2) top, the top sliding connection of box (1) has locating lever (25), locating lever (25) run through in the locating hole on box (1) roof insertion chamber door (2) top, the top fixedly connected with limiting plate (26) of locating lever (25), spring (27) have been cup jointed in locating lever (25), the bottom and the box (1) roof upper surface fixed connection of spring (27), the top of spring (27) and the lower fixed surface of limiting plate (26) are connected.