CN211088044U

CN211088044U - Air-cooled cooling device for transformer

Info

Publication number: CN211088044U
Application number: CN201922327602.9U
Authority: CN
Inventors: 陶伟; 孟凡林; 谢雨洋; 李海军; 杨亿山
Original assignee: Xinjiang Qiuci Mining Industry Co ltd
Current assignee: Xinjiang Qiuci Mining Industry Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-24
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a transformer forced air cooling heat sink, including the main tuber pipe, the main tuber pipe erects above the transformer, be provided with a plurality of cooling unit on the main tuber pipe, cooling unit includes lower wind head, side tuber pipe and transmission, lower wind head with the main tuber pipe rotates to be connected; the side air pipe is connected to one side, close to the wall body, of the main air pipe, the side air head is rotatably arranged at the tail end of the side air pipe, and the side air head is in transmission connection with the lower air head through a transmission device; the side wind head is used for wind outlet rotation and drives the lower wind head to swing through a transmission device. The utility model discloses can the reciprocating motion air supply, the air current is even, has better ground disturbance effect to the air that the transformer is close to wall body one side simultaneously.

Description

Air-cooled cooling device for transformer

Technical Field

The utility model relates to a transformer technical field especially relates to a transformer forced air cooling heat sink.

Background

In environments with poor air circulation, such as under mines, the temperature of the transformer is easily increased due to the heat emitted by the transformer, especially in summer. The temperature of the transformer is too high, and even a series of fault power-down temperatures can be caused when the temperature is serious. In view of the relatively closed environment such as under a mine, the transformer is often disposed close to the wall, and the air flow on the side of the transformer close to the wall is particularly poor. In the prior art, the air outlet of the air cooling device is fixed, and air can not be uniformly supplied to the transformer without dead angles. Therefore, a cooling device is needed to solve the above problems.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a transformer forced air cooling heat sink, the device can the reciprocating swing air supply, and the air current is even, has better ground disturbance effect to the air that the transformer is close to wall body one side simultaneously.

The technical scheme is as follows: in order to achieve the purpose, the utility model discloses a transformer air-cooled cooling device, including the main tuber pipe, the main tuber pipe erects above the transformer, be provided with a plurality of cooling unit on the main tuber pipe, cooling unit includes lower tuyere, side tuber pipe and transmission, lower tuyere with main tuber pipe rotation is connected; the side air pipe is connected to one side, close to the wall body, of the main air pipe, the side air head is rotatably arranged at the tail end of the side air pipe, and the side air head is in transmission connection with the lower air head through a transmission device; the side wind head is used for wind outlet rotation and drives the lower wind head to swing through a transmission device.

Further, the device also comprises an auxiliary bracket; the transmission device comprises an eccentric disc and a connecting rod, the eccentric disc is eccentrically sleeved outside the side wind head and is transmitted with the side wind head, and a lateral arc surface of the eccentric disc is provided with a circumferential circle of annular clamping grooves; the middle part of the connecting rod is rotatably arranged on the auxiliary support, one end of the connecting rod is in sliding fit with the annular clamping groove, and the other end of the connecting rod is fixedly connected to the lower wind head.

Furthermore, the horizontal height of the side rod end which is connected with the connecting rod and the annular clamping groove in a sliding mode is close to the horizontal height of the side wind head rotating axis.

Furthermore, at least two rotary air pipes extend outwards from the tail ends of the side air heads, the tail ends of the rotary air pipes are side air outlets, the air outlet directions of the side air outlets are different, and the side air outlets discharge air and drive the side air heads to rotate.

Furthermore, the axis direction of the rotation of the side wind heads is the horizontal direction, and the wind outlet directions of the plurality of side wind outlets are in the same vertical plane.

Furthermore, the lower wind head is long and narrow, and the length direction of the lower wind head is vertical to the extension direction of the transformer; the lower profile surface of the lower wind head is in an inwards concave arc shape, a plurality of lower air outlets are arranged on the lower profile surface of the lower wind head, and the lower air outlets are uniformly distributed and arranged along the length direction of the lower wind head.

Further, the rotating axial direction of the lower wind head is consistent with the length direction of the lower wind head.

Has the advantages that: the utility model discloses a transformer air-cooled cooling device, which is provided with a side wind head, wherein the side wind head supplies air to one side of the transformer close to a wall body, and the air circulation of the side is further promoted; the side wind head rotates when wind exits, and drives the lower wind head to swing in a reciprocating manner through the transmission device, so that the lower wind head can uniformly supply wind, the whole transformer is covered, and the wind supply dead angle is reduced.

Drawings

FIG. 1 is an overall view of the present invention;

FIG. 2 is a detailed structural diagram of the present invention;

FIG. 3 is a schematic diagram of a transmission;

fig. 4 is a schematic view of the downwind head.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The air-cooled cooling device for the transformer as shown in the attached figures 1 to 4 comprises a main air pipe 1, wherein the main air pipe 1 is communicated with air supply devices such as a high-pressure fan and the like to convey high-pressure air flow; the temperature above the transformer 2 is highest when the transformer 2 generates heat, so that the main air duct 1 is erected above the transformer 2. Be provided with a plurality of cooling unit 14 on the main air pipe 1, cooling unit 14 segmentation carries out the forced air cooling to transformer 2, cooling unit 14 includes down tuyere 3, side tuyere 4, side tuber pipe 5 and transmission 6. The lower wind head 3 is rotationally connected with the main wind pipe 1, so that the lower wind head 3 can swing in a reciprocating manner. The side air pipe 5 is connected to one side, close to the wall body, of the main air pipe 1, the side air head 4 is rotatably arranged at the tail end of the side air pipe 5, and the side air head 4 can rotate through air outlet. The side wind head 4 is in transmission connection with the lower wind head 3 through a transmission device 6. When the side wind head 4 blows air and makes itself rotate, the side wind head 4 drives the lower wind head 3 to swing back and forth through the transmission device 6.

Compare traditional forced air cooling heat sink, the utility model discloses uniquely adopted the setting of side draught head 4, side draught head 4 can also drive down draught head 3 reciprocating swing through the rotation of self when additionally supplying air the cooling to one side that transformer 2 is close to the wall body, makes down draught head 3 air supply even, reduces the dead angle, and the effect of forced air cooling is better.

The air conditioner also comprises an auxiliary support 7, wherein the auxiliary support 7 can be additionally erected from the ground and can also be connected and fixed on the pipe body of the main air pipe 1. The transmission device 6 comprises an eccentric disc 8 and a connecting rod 9, the eccentric disc is in a 8-bit cylindrical shape, the eccentric disc 8 is eccentrically sleeved outside the side air head 4 and is driven by the side air head 4, and the lateral arc surface of the eccentric disc 8 is provided with a circumferential ring of annular clamping grooves 10. The middle part of the connecting rod 9 is rotatably arranged on the auxiliary bracket 7. One end of the connecting rod 9 is in sliding fit with the annular clamping groove 10, and the end is clamped in the annular clamping groove 10, so that the eccentric disc 8 can drive the end of the connecting rod 9 to move when rotating. The other end rigid coupling of connecting rod 9 is in on the tuyere 3 down, when eccentric disc 8 rotated, the distance of the one end of connecting rod 9 and eccentric disc 8 center of rotation constantly changed, and the mid portion of connecting rod 9 rotates and sets up on auxiliary stand 7 in addition, therefore makes the other end of connecting rod 9 constantly swing, also drives the tuyere 3 reciprocal swing air supply down simultaneously.

The horizontal height of the side rod end which is connected with the connecting rod 9 and the annular clamping groove 10 in a sliding mode is close to the horizontal height of the rotation axis of the side wind head 4. Because the motion trail of the side rod end is arc-shaped, the horizontal heights can only be similar but not identical. The eccentric disc 8 has the highest working efficiency under the condition of similar horizontal heights, and the swing amplitude of the lower wind head 3 is the largest.

The tail end of the side air head 4 extends outwards to form at least two rotary air pipes 11, and the rotary air pipes 11 are uniformly distributed and arranged. Because the rotary air pipe 11 is approximately in a vertical plane, if only a single rotary air pipe 11 is arranged, the rotation of the side air head 4 can be influenced by the gravity action of the rotary air pipe 11, two or more rotary air pipes 11 are arranged, and the rotary air pipes 11 are uniformly distributed and arranged, so that the influence of the gravity action on the rotary motion of the side air head 4 can be effectively eliminated.

The tail end of the rotary air pipe 11 is provided with a side air outlet 12, the air outlet directions of the side air outlets 12 are different, the side air outlets 12 are used for discharging air to form spiral air outlet flow, and the side air head 4 is driven to rotate.

The axis direction of the rotation of the side wind head 4 is the horizontal direction, and the wind outlet directions of the side wind outlets 12 are in the same vertical plane, so that the side wind outlets 12 supply wind to the gap between the transformer 2 and the wall from top to bottom, and the wind is not blown to the wall or the transformer 2.

The lower wind head 3 is long and narrow, and the length direction of the lower wind head is vertical to the extension direction of the transformer 2; the lower profile surface of the lower wind head 3 is an inwards concave arc, a plurality of lower air outlets 13 are arranged on the lower profile surface of the lower wind head 3, and the lower air outlets 13 are uniformly distributed and arranged along the length direction of the lower wind head 3. The concave arc-shaped lower profile surface corresponds to a common cylindrical transformer 2, and the arrangement of the plurality of downwind outlets 13 enables the downwind heads 3 to uniformly supply air in the width direction of the transformer 2.

The rotation axial of the lower wind head 3 and the length direction of the lower wind head 3 are consistent, so that the lower wind head 3 can uniformly supply air in the length direction of the transformer 2 when swinging, and is combined with the arrangement of a plurality of lower wind outlets 13, comprehensive uniform air supply to the transformer 2 is realized from top to bottom, air supply dead angles are reduced, and the air cooling effect is better.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a transformer forced air cooling heat sink which characterized in that: the transformer cooling device comprises a main air pipe (1), wherein the main air pipe (1) is erected above a transformer (2), a plurality of cooling units (14) are arranged on the main air pipe (1), each cooling unit (14) comprises a lower air head (3), a side air head (4), a side air pipe (5) and a transmission device (6), and the lower air head (3) is rotatably connected with the main air pipe (1); the side air pipe (5) is connected to one side, close to the wall body, of the main air pipe (1), the side air head (4) is rotatably arranged at the tail end of the side air pipe (5), and the side air head (4) is in transmission connection with the lower air head (3) through a transmission device (6); the side wind head (4) is used for wind outlet rotation and drives the lower wind head (3) to swing through a transmission device (6).

2. The air-cooled cooling device for the transformer according to claim 1, wherein: also comprises an auxiliary bracket (7); the transmission device (6) comprises an eccentric disc (8) and a connecting rod (9), the eccentric disc (8) is eccentrically sleeved outside the side wind head (4) and is transmitted with the side wind head (4), and a circumferential circle of annular clamping grooves (10) are formed in the lateral arc surface of the eccentric disc (8); the middle part of the connecting rod (9) is rotatably arranged on the auxiliary support (7), one end of the connecting rod (9) is in sliding fit with the annular clamping groove (10), and the other end of the connecting rod (9) is fixedly connected to the lower wind head (3).

3. The air-cooled cooling device for the transformer according to claim 2, wherein: the horizontal height of the side rod end which is connected with the connecting rod (9) and the annular clamping groove (10) in a sliding mode is close to the horizontal height of the rotation axis of the side wind head (4).

4. The air-cooled cooling device for the transformer according to claim 1, wherein: the tail end of the side air head (4) extends outwards to form at least two rotary air pipes (11), the tail end of each rotary air pipe (11) is a side air outlet (12), the air outlet directions of the side air outlets (12) are different, and the side air outlets (12) are used for discharging air and driving the side air head (4) to rotate.

5. The air-cooled cooling device for the transformer according to claim 4, wherein: the axial direction of the rotation of the side air head (4) is the horizontal direction, and the air outlet directions of the plurality of side air outlets (12) are in the same vertical plane.

6. The air-cooled cooling device for the transformer according to claim 1, wherein: the lower wind head (3) is long and narrow, and the length direction of the lower wind head is vertical to the extension direction of the transformer (2); the lower profile surface of the lower wind head (3) is in an inwards concave arc shape, a plurality of lower wind outlets (13) are arranged on the lower profile surface of the lower wind head (3), and the lower wind outlets (13) are uniformly distributed and arranged along the length direction of the lower wind head (3).

7. The air-cooled cooling device for the transformer according to claim 6, wherein: the rotating axial direction of the lower wind head (3) is consistent with the length direction of the lower wind head (3).