CN209822435U

CN209822435U - High-efficient heat sink of dry-type transformer

Info

Publication number: CN209822435U
Application number: CN201920750100.4U
Authority: CN
Inventors: 马贤文; 付亮
Original assignee: ANHUI WANXIANG ELECTRIC POWER EQUIPMENT Co Ltd
Current assignee: ANHUI WANXIANG ELECTRIC POWER EQUIPMENT Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2019-12-20
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a high-efficient heat sink of dry-type transformer, the novel nipple rectifier comprises a cylindrical shel, there is the dash board upper end of barrel through the leg joint, be equipped with the dead slot in the dash board, the dead slot is equipped with step motor, be equipped with rotary device in the barrel, rotary device includes the last disc and the lower disc of relative title, the lower extreme of going up the disc is equipped with the crossbeam, the lower extreme of crossbeam passes through the montant and is connected with lower disc, be equipped with the spout on the barrel inner wall, be equipped with a plurality of groups's slides on the montant, the barrel is located spout department and is equipped with a plurality of groups's spout mouth, the lower extreme of lower disc passes through the bottom swing joint of pivot seat and barrel. The utility model discloses a step motor drives rotary device and rotates, makes the spout opening open the clearance between the first sector plate of barrel top and bottom simultaneously on the barrel and open, opens the air pump simultaneously and cools down with higher speed, reduces the harm of high temperature to dry-type transformer, improves its life.

Description

High-efficient heat sink of dry-type transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a high-efficient heat sink of dry-type transformer.

Background

At present, the dry-type transformer is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, has the advantages of low loss, low noise, energy conservation, small occupied space and the like, can have longer service life under the condition of not being influenced by high temperature or wind and snow, but has unsatisfactory working environment, increases the damage to the dry-type transformer due to overhigh temperature, greatly reduces the service life of the dry-type transformer, shortens the service cycle, and causes certain economic loss due to frequent renewal.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a high-efficient heat sink of dry-type transformer, the utility model discloses the device drives rotary device through step motor and rotates, makes the spout opening open the clearance between the first sector plate of barrel top and bottom simultaneously on the barrel and opens, makes dry-type transformer obtain the heat dissipation, opens the air pump simultaneously and cools down with higher speed, reduces the harm of high temperature to dry-type transformer, improves its life. The utility model discloses can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency cooling device for a dry-type transformer comprises a barrel body, wherein a door body is arranged on the barrel body, the dry-type transformer is placed in the barrel body, supporting legs are arranged at the lower end of the barrel body, a rain shield is connected to the upper end of the barrel body through a support, a hollow groove is formed in the rain shield and provided with a stepping motor, a rotating device is arranged in the barrel body and comprises an upper disc and a lower disc which are oppositely weighed, a cross beam is arranged at the lower end of the upper disc, the lower end of the cross beam is connected with the lower disc through a vertical rod, a sliding groove is formed in the inner wall of the barrel body, a plurality of groups of sliding plates corresponding to the sliding groove are arranged on the vertical rod, a plurality of groups of sliding groove openings corresponding to the sliding plates are formed in the sliding groove of the barrel body, the lower end of the, and an air injection device is arranged in the cross beam.

Furthermore, the top end and the bottom end of the cylinder body are provided with first sector plates which are arranged at equal intervals, the upper disc and the lower disc are provided with second sector plates which are adjacent to the first sector plates and have the same interval distance, and the upper disc and the lower disc are respectively attached to the top end and the bottom end of the cylinder body.

Further, the first sector plate and the second sector plate may be the same size.

Further, the air injection device comprises an air pump, an air injection pipe is arranged at the lower end of the air pump, the air injection pipe is arranged on the vertical rod, and a nozzle is arranged on the air injection pipe.

Furthermore, the flashing is solar energy flashing, and it and step motor and air pump electric connection.

Furthermore, a temperature alarm is arranged on the dry-type transformer.

The working principle is as follows: the temperature alarm alarms due to overhigh temperature of the dry type transformer in the cylinder body, or the rotating device is driven to rotate according to a set angle by the stepping motor when the weather temperature is overhigh, the sliding plate on the vertical rod slides in the sliding groove in the cylinder body, so that the sliding plate does not block the sliding groove opening any more, all the sliding groove openings on the cylinder body are opened, meanwhile, the upper disc and the lower disc which are attached to the top end and the bottom end of the cylinder body also rotate, so that the second sector plates rotate to the lower parts of the first sector plates, the first sector plates and the second sector plates are overlapped up and down, gaps between the first sector plates are not blocked by the second sector plates any more at the moment, ventilation can be realized, and if the temperature is required to be reduced rapidly, the air pump can be opened to blow air to the dry-type transformer, and after the temperature reduction is finished, the air pump is closed, the stepping motor can be reversely rotated to the original position, the sliding plate blocks the sliding groove opening again, and the second sector plate blocks the gap between the first sector plates.

Has the advantages that: when the temperature was too high, the clearance between the first sector plate was opened simultaneously to the spout mouth was opened in accessible step motor's rotation, increaseed the draught area in the barrel, and the cooperation air pump accelerates the cooling to dry-type transformer simultaneously, and under sleet etc. adverse conditions, the clearance between accessible closed spout mouth and the first sector plate avoids sleet's invasion, improves dry-type transformer's life.

Drawings

Fig. 1 is a schematic view of the external overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic view of the structure of the vertical rod and the sliding plate of the present invention.

Fig. 4 is a top view of the barrel of the present invention.

In the figure: 1, a cylinder body; 2 a flashing; 3, a door body; 4, a chute opening; 5, sliding plates; 6, empty groove; 7, an upper disc; 8, a gas ejector pipe; 9 a nozzle; 10 support legs; 11 a rotating shaft seat; 12 a lower disc; 13 a dry-type transformer; 14, a vertical rod; 15 chute; 16 an air pump; 17 a drive shaft; 18 a cross member; 19 a first sector plate; 20 a second sector plate; 21, a bracket; 22 a stepper motor; 23 temperature alarm.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a high-efficiency cooling device for a dry-type transformer comprises a barrel 1, a door body 3 is arranged on the barrel 1, a dry-type transformer 13 is placed in the barrel 1, supporting legs 10 are arranged at the lower end of the barrel 1, a flashing 2 is connected to the upper end of the barrel 1 through a support 21, a hollow groove 6 is arranged in the flashing 2, a stepping motor 22 is arranged in the hollow groove 6, a rotating device is arranged in the barrel 1, the rotating device comprises an upper disc 7 and a lower disc 12 which are relatively symmetrical, a cross beam 18 is arranged at the lower end of the upper disc 7, the lower end of the cross beam 18 is connected with the lower disc 12 through a vertical rod 14, a chute 15 is arranged on the inner wall of the barrel 1, a plurality of groups of sliding plates 5 corresponding to the chute 15 are arranged on the vertical rod 14, a plurality of groups of chute openings 4 corresponding to the sliding plates 5 are arranged at the position of the barrel 1, the lower, the stepping motor 22 penetrates through the top end of the cylinder body 1 through a transmission shaft 17 to be connected with the upper disc 7, and an air injection device is arranged in the cross beam 18.

First fan-shaped plates 19 which are arranged at equal intervals are arranged at the top end and the bottom end of the cylinder body 1, second fan-shaped plates 20 which are adjacent to the first fan-shaped plates 19 and have the same interval distance are arranged on the upper disc 7 and the lower disc 12, and the upper disc 7 and the lower disc 12 are respectively attached to the top end and the bottom end of the cylinder body 1.

Wherein the first sector plate 19 and the second sector plate 20 may be the same size.

The air injection device comprises an air pump 16, an air injection pipe 8 is arranged at the lower end of the air pump 16, the air injection pipe 8 is arranged on a vertical rod 14, and a nozzle 9 is arranged on the air injection pipe 8.

The rain shielding plate 2 is a solar rain shielding plate, and is electrically connected to the stepping motor 22 and the air pump 16.

Wherein, a temperature alarm 23 is arranged on the dry-type transformer 13.

Example (b): when the temperature of the dry type transformer 13 in the cylinder is too high to cause the temperature alarm 23 to alarm, or the weather temperature is too high, the stepping motor 22 drives the rotating device to rotate according to the set angle, the sliding plate 5 on the vertical rod 14 slides in the sliding groove 15 in the cylinder 1, so that the sliding plate 5 does not shield the sliding groove opening 4, all the sliding groove openings 4 on the cylinder 1 are opened, simultaneously the upper disc 7 and the lower disc 12 which are attached to the top end and the bottom end of the cylinder 1 also rotate, the second sector plate 20 rotates to the lower part of the first sector plate 19, the first sector plate 19 and the second sector plate 20 form up-down superposition, at the moment, the gap between the first sector plates 19 is not blocked by the second sector plate 20, and ventilation is also realized, if the temperature is decreased rapidly, the air pump 16 can be opened, the nozzle 9 blows air to the dry type transformer 13, after the temperature decrease is finished, the air pump 16 is closed, and the stepping motor 22 can be rotated, the slide 5 is allowed to block the slide opening 4 again and the second sector plate 20 blocks the gap between the first sector plates 19.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a high-efficient heat sink of dry-type transformer, includes the barrel, is equipped with the door body on the barrel, has placed dry-type transformer in the barrel, and the lower extreme of barrel is equipped with landing leg, its characterized in that: the utility model discloses a take-up device for a kitchen ventilator, including barrel, rain shield, runner, upper end, the runner is connected with the runner, the upper end of barrel has rain shield through leg joint, be equipped with the dead slot in the rain shield, the dead slot is equipped with step motor, be equipped with rotary device in the barrel, rotary device includes the last disc of relative title and lower disc, the lower extreme of going up the disc is equipped with the crossbeam, the lower extreme of crossbeam passes through the montant and is connected with lower disc, be equipped with the spout on the barrel inner wall, be equipped with a plurality of groups and the corresponding slide of spout on the montant, the barrel is located spout department and is equipped with a plurality of groups and the corresponding spout mouth of slide, the lower extreme of disc passes through the bottom swing.

2. The efficient cooling device for dry-type transformers according to claim 1, wherein: the top end and the bottom end of the cylinder body are provided with first sector plates which are arranged at equal intervals, the upper disc and the lower disc are provided with second sector plates which are adjacent to the first sector plates and have the same interval distance, and the upper disc and the lower disc are respectively attached to the top end and the bottom end of the cylinder body.

3. A dry-type transformer high efficiency cooling device as claimed in claim 2, wherein: the first sector plate and the second sector plate may be the same size.

4. The efficient cooling device for dry-type transformers according to claim 1, wherein: the air injection device comprises an air pump, an air injection pipe is arranged at the lower end of the air pump, the air injection pipe is arranged on the vertical rod, and a nozzle is arranged on the air injection pipe.

5. The efficient cooling device for dry-type transformers according to claim 1, wherein: the rain shielding plate is a solar rain shielding plate and is electrically connected with the stepping motor and the air pump.

6. The efficient cooling device for dry-type transformers according to claim 1, wherein: and a temperature alarm is arranged on the dry-type transformer.