CN212724897U - Outer box of high-power transformer - Google Patents

Abstract

The utility model discloses a high-power transformer outer box body, which comprises a transformer outer box body, wherein outer box body door plates are hinged at the opposite positions of two sides of the front wall of the transformer outer box body, a first heat dissipation hole is arranged at the top of the transformer outer box body, an outer box body top cover is fixedly arranged at the top of the transformer outer box body, the heat in the transformer outer box body is conveniently discharged through the first heat dissipation hole by arranging the first heat dissipation hole at the top of the transformer outer box body, a second heat dissipation hole is arranged at the inner bottom end of the outer box body top cover, the heat in the transformer outer box body can be conveniently conveyed into a cavity by matching the first heat dissipation hole and the second heat dissipation hole, a motor is arranged in a fixing ring through a support rod, the motor is conveniently limited and fixed, fan blades are fixedly arranged on a rotating shaft of the motor, and the, heat from the interior of the cavity can be absorbed into the interior of the retaining ring.

Description

Outer box of high-power transformer

Technical Field

The utility model belongs to the technical field of the transformer, specifically be a high-power transformer outer box.

Background

A transformer is a stationary electrical device used to transform ac voltage, current and transmit ac power. The electric energy transmission is realized according to the principle of electromagnetic induction. The transformer can be classified into a power transformer, a test transformer, an instrument transformer and a transformer for special purposes. The transformer is essential equipment for power transmission and distribution and power consumer distribution, and by using the transformer, people can use electrical appliances with different powers conveniently, so that great convenience is brought to people using the electrical appliances.

High power transformer mainly comprises outer box and inside subassembly, usually with outer box direct mount subaerial, present high power transformer is installed outdoor mostly, because outer box structure of current high power transformer is comparatively simple, long-time the use, the rainwater corrodes the inside of outer box easily, the extrusion causes the damage to outer box inside subassembly, outer box does not have lightning arrester simultaneously, the influence that leads to outer box inside subassembly to easily receive the thunder and lightning receives the damage, consequently, need improve the structure of high power transformer's outer box, a high power transformer outer box is proposed simultaneously, be convenient for better solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, a high power transformer outer case is provided.

The utility model adopts the technical scheme as follows:

a high-power transformer outer box comprises a transformer outer box body, wherein outer box door plates are hinged at opposite positions on two sides of the front wall of the transformer outer box body, a first heat dissipation hole is formed in the top of the transformer outer box body, an outer box top cover is fixedly installed at the top of the transformer outer box body, a second heat dissipation hole is formed in the bottom of the outer box top cover relative to the first heat dissipation hole, a cavity is formed in the outer box top cover, heat dissipation devices are fixedly installed on the left side and the right side of the cavity, a heat dissipation pipe is fixedly installed on one side face, away from the second heat dissipation hole, of each heat dissipation device, one end, away from the heat dissipation devices, of each heat dissipation pipe is fixedly installed at the bottom end of the outer box top cover, a drainage cover is fixedly installed at the top of the outer box top cover, a lightning rod is fixedly installed at the, and the lightning conductor is fixedly arranged in the top cover of the outer box body and the drainage cover, the bottom end of the lightning conductor is inserted into the ground, a clamping ring is clamped below the lightning conductor, and the clamping ring is in threaded connection with the outer wall of the outer box body of the transformer through a screw.

In a preferred embodiment, the first heat dissipation holes are linearly distributed at the top of the transformer outer box, the first heat dissipation holes are not less than three rows, and each row is not less than seven.

In a preferred embodiment, the cavity and the second heat dissipation hole are in a communication structure, and the heat dissipation pipe is in an L-shaped structure.

In a preferred embodiment, the heat dissipation device comprises a fixing ring, fixing rings are fixedly mounted on the inner walls of the two sides of the cavity, the heat dissipation pipe is fixedly connected with the fixing rings, the inner diameter and the outer diameter of the heat dissipation pipe are the same as those of the fixing rings, and the motor is placed inside the fixing rings.

In a preferred embodiment, a support rod is fixedly connected between the motor and the fixing ring, a fan blade is fixedly mounted on a rotating shaft of the motor, and the motor is electrically connected with an external power supply.

In a preferred embodiment, the top of the flow guiding cover is of a semicircular structure, the lightning guiding conductor is inserted into the cavity and is positioned in front of the radiating pipe, and the bottom end of the lightning guiding conductor is of a conical structure.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the transformer outer box body is convenient to protect better, so that the inner part of the transformer outer box body is not easy to corrode by rainwater, and meanwhile, the transformer outer box body can be protected against lightning, so that the inner assembly of the transformer outer box body is not easy to damage, and the service life of the inner assembly of the transformer outer box body is prolonged.

1. The utility model discloses in, first louvre has been seted up through the top at the outer box of transformer, be convenient for discharge the internal portion heat of transformer outer box through first louvre, the second louvre has been seted up to the inside bottom of outer box top cap, be convenient for through the cooperation of first louvre and second louvre, can carry the cavity with the internal portion heat of transformer outer box in, install the motor through the bracing piece in solid fixed ring's inside, be convenient for carry on spacing fixed to the motor, fixed mounting has the fan blade in the pivot of motor, be convenient for pass through the cooperation of motor and fan blade, can absorb the inside heat of cavity in solid fixed ring's inside, a side fixed mounting who keeps away from the second louvre at solid fixed ring has the cooling tube, be convenient for discharge the external world through the cooling tube with the inside.

2. The utility model discloses in, there is the drainage lid at the top fixed mounting of outer box top cap, be convenient for can carry out the drainage to the rainwater through the drainage lid, make the rainwater be difficult for corroding the inside of the outer box of transformer, top central point at the drainage lid puts fixed mounting and has the lightning rod, be convenient for can be with on the thunder and lightning guide lightning rod through the lightning rod, be difficult for causing the damage to the external internal portion subassembly of transformer outer, there is the lightning conductor of relative setting in the below both sides fixed mounting of lightning rod, be convenient for introduce the ground through the thunder conductor thunder and lightning on with the lightning rod, the joint has the snap ring on the lightning conductor, be convenient for through the cooperation of snap ring and screw, can be spacing on the outer wall of the outer box of transformer with the lightning conductor, be convenient for carry on spacing fixed to.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front sectional view of the transformer outer case and outer case top cover structure of the present invention;

fig. 3 is a top view of the heat dissipation device of the present invention.

The labels in the figure are: 1-transformer outer box, 2-outer box door plate, 3-first heat dissipation hole, 4-outer box top cover, 5-second heat dissipation hole, 6-cavity, 7-heat dissipation device, 8-fixing ring, 9-motor, 10-support rod, 11-fan blade, 12-heat dissipation tube, 13-drainage cover, 14-lightning rod, 15-lightning conductor and 16-snap ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, a high-power transformer outer case comprises a transformer outer case 1, outer case door panels 2 are hinged at opposite positions on two sides of the front wall of the transformer outer case 1, a first heat dissipation hole 3 is formed on the top of the transformer outer case 1 to facilitate the heat in the transformer outer case 1 to be discharged through the first heat dissipation hole 3, the first heat dissipation hole 3 is linearly distributed on the top of the transformer outer case 1, the first heat dissipation hole 3 is not less than three rows, each row is not less than seven, an outer case top cover 4 is fixedly installed on the top of the transformer outer case 1, a second heat dissipation hole 5 is formed on the bottom of the outer case top cover 4 at a position corresponding to the first heat dissipation hole 3 to facilitate the heat in the transformer outer case 1 to be conveyed into a cavity 6 through the cooperation of the first heat dissipation hole 3 and the second heat dissipation hole 5, the cavity 6 is, the cavity 6 and the second heat dissipation holes 5 are communicated, heat dissipation devices 7 are fixedly mounted on the left side and the right side inside the cavity 6, each heat dissipation device 7 comprises a fixing ring 8, fixing rings 8 are fixedly mounted on the inner walls of the two sides of the cavity 6, the heat dissipation tubes 12 are fixedly connected with the fixing rings 8, the inner diameter and the outer diameter of each heat dissipation tube 12 are the same as those of the fixing rings 8, a motor 9 is placed inside each fixing ring 8, a support rod 10 is fixedly connected between the motor 9 and each fixing ring 8 to limit and fix the motor 9, fan blades 11 are fixedly mounted on a rotating shaft of the motor 9 to facilitate the heat inside the cavity 6 to be absorbed into the fixing rings 8 through the matching of the motor 9 and the fan blades 11, the motor 9 is electrically connected with an external power supply, the heat dissipation tubes 12 are fixedly mounted on one side face, far away from the second heat dissipation holes 5, of each, the heat in the fixing ring 8 is conveniently discharged to the outside through the heat radiation pipe 12, the heat radiation pipe 12 is of an L-shaped structure, the top of the outer box top cover 4 is fixedly provided with a drainage cover 13, rainwater can be conveniently drained through the drainage cover 13, so that the rainwater is not easy to erode to the inside of the transformer outer box 1, the top of the drainage cover 13 is of a semicircular structure, the top center position of the drainage cover 13 is fixedly provided with a lightning rod 14, the lightning rod 14 can be conveniently guided through the lightning rod 14, the components in the transformer outer box 1 are not easy to be damaged, lightning conductors 15 which are oppositely arranged are fixedly arranged on two sides below the lightning rod 14, the lightning conductors 15 are fixedly arranged in the outer box top cover 4 and the drainage cover 13, lightning on the lightning rod 14 can be conveniently led to the ground through the lightning conductors 15, the lightning conductors 15 are inserted in the cavity 6, and the lightning conductors 15 are positioned in front of the heat radiation pipe 12, the bottom of lightning conductor 15 is the toper structure, and the bottom of lightning conductor 15 is pegged graft in ground, and lightning conductor 15 below joint has snap ring 16, and snap ring 16 passes through screw threaded connection in the outer wall of the outer box 1 of transformer, is convenient for through the cooperation of snap ring 16 and screw, can be with lightning conductor 15 spacing on the outer wall of the outer box 1 of transformer, is convenient for carry on spacing fixedly to lightning conductor 15.

The working principle is as follows:

in the application, when the transformer outer case 1 is used, the transformer outer case 1 is installed at a position to be used, meanwhile, the bottom end of the lightning conductor 15 is inserted into the ground, the motor 9 is turned on, the motor 9 drives the fan blades 11 to rotate, when the temperature in the transformer outer box body 1 rises, the matching of the motor 9 and the fan blades 11 sucks the heat in the transformer outer box body 1 into the cavity 6 through the first heat dissipation hole 3 and the second heat dissipation hole 5, the heat in the cavity 6 enters the heat dissipation pipe 12 through the fixing ring 8, then is discharged to the outside through the radiating pipe 12, and in the rainy days, the rainwater drops on the drainage cover 13 and is drained through the drainage cover 13, in the thunder and lightning weather, the thunder and lightning is collected on the lightning rod 14, and the thunder and lightning on the lightning rod 14 is transmitted to the ground through the lightning conductor 15 at the moment, so that the damage to the components in the transformer outer box body 1 is not easy to cause.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides a high-power transformer outer box, includes transformer outer box (1), the antetheca both sides relative position of transformer outer box (1) articulates there is outer box door plant (2), its characterized in that: the transformer box comprises a transformer outer box body (1), wherein a first heat dissipation hole (3) is formed in the top of the transformer outer box body (1), an outer box top cover (4) is fixedly installed at the top of the transformer outer box body (1), a second heat dissipation hole (5) is formed in the bottom of the outer box top cover (4) relative to the position of the first heat dissipation hole (3), a cavity (6) is formed in the outer box top cover (4), heat dissipation devices (7) are fixedly installed on the left side and the right side of the inner portion of the cavity (6), a heat dissipation pipe (12) is fixedly installed on one side face, far away from the second heat dissipation hole (5), of each heat dissipation device (7), one end, far away from the heat dissipation device (7), of each heat dissipation pipe (12) is fixedly installed at the bottom end of the inner portion of the outer box top cover (4), a drainage cover (13) is, the lightning rod is characterized in that lightning conductors (15) which are arranged oppositely are fixedly arranged on two sides of the lower portion of the lightning rod (14), the lightning conductors (15) are fixedly arranged inside the outer box top cover (4) and the drainage cover (13), the bottom ends of the lightning conductors (15) are connected to the ground in an inserting mode, clamping rings (16) are connected to the lower portion of the lightning conductors (15) in a clamping mode, and the clamping rings (16) are connected to the outer wall of the outer box body (1) of the transformer in a threaded mode through screws.

2. The high power transformer outer case according to claim 1, wherein: the first radiating holes (3) are linearly distributed at the top of the transformer outer box body (1), the first radiating holes (3) are not less than three rows, and each row is not less than seven.

3. The high power transformer outer case according to claim 1, wherein: the cavity (6) and the second heat dissipation holes (5) are of communicated structures, and the heat dissipation pipe (12) is of an L-shaped structure.

4. The high power transformer outer case according to claim 1, wherein: heat abstractor (7) is including solid fixed ring (8), the both sides inner wall fixed mounting of cavity (6) has solid fixed ring (8), cooling tube (12) and solid fixed ring (8) fixed connection, the internal and external diameter of cooling tube (12) is the same with the inside and outside diameter of solid fixed ring (8), motor (9) have been placed to the inside of solid fixed ring (8).

5. The high power transformer outer case according to claim 4, wherein: the fan is characterized in that a supporting rod (10) is fixedly connected between the motor (9) and the fixing ring (8), fan blades (11) are fixedly mounted on a rotating shaft of the motor (9), and the motor (9) is electrically connected with an external power supply.

6. The high power transformer outer case according to claim 1, wherein: the top of the drainage cover (13) is of a semicircular structure, the lightning conductor (15) is inserted into the cavity (6), the lightning conductor (15) is located in front of the radiating pipe (12), and the bottom end of the lightning conductor (15) is of a conical structure.

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