CN111081454A

CN111081454A - Outdoor box-type transformer with insect prevention and heat dissipation functions

Info

Publication number: CN111081454A
Application number: CN201911110635.6A
Authority: CN
Inventors: 翟福喜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-04-28

Abstract

The invention belongs to the field of transformers, and particularly relates to an outdoor box-type transformer with insect prevention and heat dissipation functions, which comprises a box body, wherein a transformer is arranged in the box body, heat dissipation holes are formed in the side walls of two sides of the box body, a horizontally arranged movable rod is arranged in the box body, two ends of the movable rod penetrate through the side wall of the box body and are in sliding connection with the box body, two ends of the movable rod are fixedly connected with heat storage boxes, one ends of the heat storage boxes, close to the box body, are provided with openings, the inner side walls of the heat storage boxes are fixedly connected with the box body through memory springs, a supporting plate is fixedly connected to the inner top surface of the box body, and the lower ends of. The box-type transformer can promote the exchange between the box body and the outside air through the rotation of the fan, improve the heat dissipation efficiency of the box-type transformer, and expel insects near the box body through the insecticide sprayed by the liquid storage bag, thereby preventing the insects from influencing the supporting work of the transformer.

Description

Outdoor box-type transformer with insect prevention and heat dissipation functions

Technical Field

The invention belongs to the field of transformers, and particularly relates to an outdoor box type transformer with insect prevention and heat dissipation functions.

Background

Because box transformer possesses occupation of land space less, the simple operation, and the application income is high, the compound mode is nimble, a great deal of advantages such as operational safety are high, by the wide application among each field to become indispensable important power equipment in the electric power engineering construction now.

The box-type transformer is mostly arranged outdoors, and in an environment with higher temperature or stronger sunlight, the temperature in the box-type transformer is easy to rapidly rise, so that the coil is easy to age, the safety performance of the coil is reduced, and the rated capacity of the transformer is limited; the box transformer that sets up in the open need set up the ventilation louvre, and the high temperature of box transformer and flash of light pilot lamp easily attract the insect, and the insect passes through the louvre and gets into the incasement, causes the influence to the normal work of transformer, and the insect plugs up the louvre, further influences its radiating effect, and harm is great.

Therefore, an outdoor box type transformer with insect prevention and heat dissipation functions is provided to solve the above problems.

Disclosure of Invention

The invention aims to solve the problems that the heat dissipation is poor and the outdoor box-type transformer does not have an insect prevention function, and provides an outdoor box-type transformer which has a good heat dissipation effect and can repel insects and has the insect prevention and heat dissipation functions.

In order to achieve the purpose, the invention adopts the following technical scheme: an outdoor box type transformer with insect prevention and heat dissipation functions comprises a box body, wherein a transformer is arranged in the box body, heat dissipation holes are formed in the side walls of two sides of the box body, a horizontally arranged movable rod is arranged in the box body, two ends of the movable rod penetrate through the side wall of the box body and are in sliding connection with the box body, two ends of the movable rod are fixedly connected with a heat storage box, the heat storage box is arranged close to one end opening of the box body, the inner side wall of the heat storage box is fixedly connected with the box body through a memory spring, a supporting plate is fixedly connected to the inner top surface of the box body, the lower end of the supporting plate is rotatably connected with a threaded cylinder through a rotating bearing, threads are arranged outside the movable rod and are in threaded connection with the threaded cylinder, and;

the upper end of backup pad runs through the box and extends to the top setting of box, all articulated on the lateral wall of backup pad upper end both sides have the sunshading board, the lower extreme of sunshading board articulates there is the movable rod, the lower extreme of movable rod is articulated with heat accumulation case, the upper end fixedly connected with reservoir of box, fixed intercommunication has the drain pipe on the lateral wall of reservoir, be equipped with the pressure valve in the drain pipe.

The invention has the advantages that: in an initial state, one of the heat storage boxes is in contact with the box body, the heat storage boxes and the box body form a closed space, when the temperature in the box body is overhigh, the temperature in the heat storage box in contact with the box body is raised, the memory spring extends, and the heat storage box is pushed to be far away from the box body; simultaneously, another memory spring who keeps away from in the heat accumulation case of box shortens because of the temperature reduces, drives the heat accumulation case and removes and contact with the box counterbalance, then the temperature in another heat accumulation case slowly rises, makes the memory spring extension once more, promotes the heat accumulation case and removes, and is in cycles and begins, drives movable rod reciprocating motion, drives the fan through the screw thread section of thick bamboo then and rotates for the circulation of air current in the box, promotes box and outside air exchange, promotes the radiating efficiency of box transformer.

Two heat accumulation case reciprocating motion back and forth, then through two movable rod pulling sunshading boards rotation, carry out periodic extrusion to the reservoir, then the insecticide in the reservoir passes through the drain pipe blowout, drives near the insect of box, prevents its support work that influences the transformer.

Preferably, the inner ring of the rotating bearing is fixedly connected with the threaded cylinder, and the outer ring of the rotating bearing is fixedly connected with the supporting plate.

Preferably, the upper surface of the sun shield is coated with a reflective coating, and the reflective coating can reflect sunlight to prevent the temperature of the box body from rising due to the fact that the box body is irradiated by the sunlight.

Preferably, sliding connection has the lifter plate on the inside wall of box, the bell mouth has been arranged to the surperficial equidistance of lifter plate, the most advanced of bell mouth sets up towards the transformer, the upper end fixedly connected with magnet piece of lifter plate, threaded cylinder external fixation has connect the permanent magnetic ring, the permanent magnetic ring comprises two opposite semi-ring magnet of magnetic pole, and threaded cylinder drives the permanent magnetic ring and rotates, then the permanent magnetic ring is periodic produces appeal and repulsion force to the magnet piece, then drives the lifter plate and move repeatedly from top to bottom, and under equal pressure condition, the gas quantity of bell mouth macrostoma end flow direction macrostoma end will obviously be greater than the gas quantity of macrostoma end flow direction macrostoma end, when then the lifter plate reciprocates, can take the air of fan department to transformer department, greatly reduced near transformer temperature, further promote its radiating effect.

Preferably, fixedly connected with stopper on the inside wall of box, the stopper passes through reset spring and lifter plate fixed connection, but reset spring plays the absorbing effect of buffering.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment 1 of an outdoor box-type transformer with insect prevention and heat dissipation functions according to the present invention;

fig. 2 is a schematic structural diagram of an embodiment 2 of an outdoor box-type transformer with insect prevention and heat dissipation functions provided by the invention;

fig. 3 is an enlarged view of fig. 2 at C.

In the figure, 1 box body, 2 transformers, 3 heat dissipation holes, 4 movable rods, 5 heat storage boxes, 6 memory springs, 7 supporting plates, 8 rotating bearings, 9 threaded cylinders, 10 fans, 11 sun shields, 12 liquid storage bags, 13 liquid outlet pipes, 14 lifting plates, 15 conical holes, 16 magnet blocks, 17 permanent magnet rings, 18 limiting blocks, 19 return springs and 20 movable rods.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1, an outdoor box transformer with protection against insects heat dissipation function, including box 1, be equipped with transformer 2 in the box 1, louvre 3 has all been seted up on the lateral wall of box 1 both sides, the movable rod 4 that the level that is equipped with in the box 1 set up, the both ends of movable rod 4 all run through the lateral wall of box 1 and with box 1 sliding connection, the equal fixedly connected with heat accumulation case 5 in both ends of movable rod 4, heat accumulation case 5 is close to the one end opening setting of box 1, memory spring 6 and box 1 fixed connection are passed through to the inside wall of heat accumulation case 5, memory spring 6 is formed by the coiling of CuZnAl memory alloy, be free state when the room temperature, the extension when 80 ℃ -90 ℃.

In this embodiment, the supporting plate 7 is fixedly connected to the inner top surface of the box body 1, the lower end of the supporting plate 7 is rotatably connected to the threaded cylinder 9 through the rotating bearing 8, it should be noted that the inner ring of the rotating bearing 8 is fixedly connected to the threaded cylinder 9, the outer ring of the rotating bearing 8 is fixedly connected to the supporting plate 7, the movable rod 4 is externally provided with threads and is in threaded connection with the threaded cylinder 9, and the two ends of the threaded cylinder 9 are both fixedly connected to the fan 10.

In this embodiment, box 1 is run through and the top setting that extends to box 1 is run through to the upper end of backup pad 7, it has sunshading board 11 all to articulate on the lateral wall of backup pad 7 upper end both sides, it is worth mentioning, sunshading board 11's upper surface coating is equipped with reflection of light coating, reflection of light coating can reflect the sunlight, prevent that sunshine from shining box 1 and leading to box 1 to heat up, sunshading board 11's lower extreme articulates there is movable rod 20, movable rod 20's lower extreme and heat accumulation case 5 are articulated, box 1's upper end fixedly connected with reservoir 12, the insecticide is equipped with in the reservoir 12, reservoir 12 is made by elastic rubber material, good deformation and reset ability have, fixed intercommunication has drain pipe 13 on reservoir 12's the lateral wall, be equipped with the pressure valve in the drain pipe 13.

The working principle of the embodiment is as follows: in an initial state, one of the heat storage boxes 5 is in contact with the box body 1, the heat storage box 5 and the box body 1 form a closed space, when the temperature in the box body 1 is overhigh, the temperature in the heat storage box 5 in contact with the box body 1 is raised, the memory spring 6 extends, and the heat storage box 5 is pushed to be far away from the box body 1; meanwhile, another memory spring 6 in the heat storage box 5 far away from the box body 1 is shortened due to temperature reduction, the heat storage box 5 is driven to move and is abutted to the box body 1, the temperature in the other heat storage box 5 slowly rises, the memory spring 6 is extended again, the heat storage box 5 is pushed to move, the process is repeated, the movable rod 4 is driven to reciprocate, then the fan 10 is driven to rotate through the threaded cylinder 9, the airflow circulation in the box body 1 is accelerated, the box body 1 is promoted to be exchanged with the external air, and the heat dissipation efficiency of the box-type transformer is improved.

Two heat accumulation cases 5 reciprocating motion back and forth, then through two movable rods 20 pulling sunshading board 11 rotations, extrude liquid storage bag 12 periodicity, then the insecticide in the liquid storage bag 12 passes through drain pipe 13 blowout, drives the insect near box 1, prevents that it from influencing transformer 2's support work.

Example 2

As shown in fig. 2 to 3, the present embodiment is different from embodiment 1 in that: sliding connection has lifter plate 14 on the inside wall of box 1, the bell mouth 15 of having arranged on the surface equidistance of lifter plate 14, the most advanced of bell mouth 15 sets up towards transformer 2, the upper end fixedly connected with magnet piece 16 of lifter plate 14, threaded cylinder 9 is external to be fixed with and is connect with permanent magnet circle 17, permanent magnet circle 17 comprises two opposite semi-ring magnet of magnetic pole, fixedly connected with stopper 18 on the inside wall of box 1, stopper 18 passes through reset spring 19 and lifter plate 14 fixed connection.

In this embodiment, the threaded cylinder 9 drives the permanent magnet ring 17 to rotate, so that the permanent magnet ring 17 periodically generates attraction and repulsion forces on the magnet block 16, and then drives the lifting plate 14 to move up and down repeatedly, under the same pressure condition, the amount of gas flowing from the large opening end to the small opening end of the tapered hole 15 is obviously larger than the amount of gas flowing from the small opening end to the large opening end, and when the lifting plate 14 moves up and down, the air at the position of the fan 10 can be brought to the position of the transformer 2, so that the temperature near the transformer 2 is greatly reduced, and the heat dissipation effect is further improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an outdoor box transformer with protection against insects heat dissipation function, includes box (1), be equipped with transformer (2) in box (1), its characterized in that, louvre (3) have all been seted up on the lateral wall of box (1) both sides, be equipped with movable rod (4) that the level set up in box (1), the both ends of movable rod (4) all run through the lateral wall of box (1) and with box (1) sliding connection, the both ends of movable rod (4) all fixedly connected with heat accumulation case (5), heat accumulation case (5) are close to the one end opening setting of box (1), the inside wall of heat accumulation case (5) passes through memory spring (6) and box (1) fixed connection, the interior top surface fixedly connected with backup pad (7) of box (1), the lower extreme of backup pad (7) rotates through rolling bearing (8) and is connected with threaded barrel (9), threads are arranged outside the movable rod (4) and are in threaded connection with a threaded cylinder (9), and two ends of the threaded cylinder (9) are fixedly connected with fans (10);

the upper end of backup pad (7) runs through box (1) and extends to the top setting of box (1), it has sunshading board (11) all to articulate on the lateral wall of backup pad (7) upper end both sides, the lower extreme of sunshading board (11) articulates there is movable rod (20), the lower extreme and heat accumulation case (5) of movable rod (20) are articulated, the upper end fixedly connected with reservoir (12) of box (1), fixed intercommunication has drain pipe (13) on the lateral wall of reservoir (12), be equipped with the pressure valve in drain pipe (13).

2. The outdoor box-type transformer with insect prevention and heat dissipation functions as claimed in claim 1, wherein the inner ring of the rotary bearing (8) is fixedly connected with the threaded cylinder (9), and the outer ring of the rotary bearing (8) is fixedly connected with the support plate (7).

3. The outdoor box type transformer with insect-proof and heat-dissipation functions as claimed in claim 1, wherein the upper surface of the sun visor (11) is coated with a light-reflecting coating.

4. The outdoor box transformer with insect prevention and heat dissipation functions of claim 1, wherein the inner side wall of the box body (1) is connected with a lifting plate (14) in a sliding mode, tapered holes (15) are arranged on the surface of the lifting plate (14) at equal intervals, the tips of the tapered holes (15) are arranged towards the transformer (2), the upper end of the lifting plate (14) is fixedly connected with a magnet block (16), a permanent magnet ring (17) is fixedly sleeved outside the threaded cylinder (9), and the permanent magnet ring (17) is composed of two semi-ring magnets with opposite magnetic poles.

5. The outdoor box-type transformer with insect prevention and heat dissipation functions as claimed in claim 1, wherein a limiting block (18) is fixedly connected to the inner side wall of the box body (1), and the limiting block (18) is fixedly connected with the lifting plate (14) through a return spring (19).