CN219611158U - Cooling mechanism of box-type transformer - Google Patents

Abstract

The utility model relates to the technical field of box-type transformer accessories, and discloses a cooling mechanism of a box-type transformer, which comprises a box body; a communicating pipe; an air inlet bin; the free end of the connecting rod is fixedly connected with a plurality of fins along the axial array of the connecting rod; the air outlet bin is fixedly connected to one end of the communicating pipe penetrating into the box body, a cavity is formed in the air outlet bin, the cavity is communicated with the communicating pipe, and a plurality of air outlets communicated with the cavity are formed in the bottom surface of the air outlet bin. Can introduce the box with the air in through the air inlet storehouse, and then realize carrying out supplementary heat dissipation to the box, in the air inlet storehouse can prevent that sleet from getting into the box in addition, in the grid otter board can prevent that the floater in the air from getting into the box, offset with fixed stopper terminal surface through the slip stopper in addition, can carry out dustproof processing to the box inside, and under the windy condition, atmospheric pressure can promote the slip stopper and remove for the slip stopper breaks away from the state of offseting with fixed stopper terminal surface, and then can carry out supplementary heat dissipation to the box inside.

Description

Cooling mechanism of box-type transformer

Technical Field

The utility model relates to the technical field of accessories of box-type transformers, in particular to a cooling mechanism of a box-type transformer.

Background

The box-type transformer is used as a whole set of power distribution equipment and is formed by organically combining a transformer, high-voltage control equipment and low-voltage control equipment. The basic principle of the transformer is that the transformer is reasonably assembled according to a specified sequence through a pressure starting system, an armoured wire, a full-automatic transformer substation system, a direct current system and corresponding technical equipment, and all components are installed in a specific waterproof, dustproof, rat-proof and other completely-sealed toughened box structure, so that the specific transformer is formed. Box transformers have been widely used in power engineering construction.

The box-type transformer used at present usually adopts a heat dissipation fan to dissipate heat, the heat dissipation effect of the heat dissipation fan depends on the power of the heat dissipation fan, after the power of the heat dissipation fan is increased, the power consumption of the heat dissipation fan is increased, and the manufacturing cost of the box-type transformer is influenced in time, so that an auxiliary heat dissipation mechanism is required to be additionally arranged on the existing box-type transformer to reduce the manufacturing cost of the heat dissipation fan.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects existing in the prior art, the utility model provides a cooling mechanism of a box-type transformer, which can effectively solve the problems in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model discloses a method for preparing a composite material, which comprises the following steps: the utility model provides a cooling mechanism of box transformer, includes box of box transformer, still includes:

the communicating pipe vertically and rotatably penetrates through the top of the box body;

the air inlet bin is fixedly connected to the upper end of the communicating pipe, one end of the air inlet bin is open and the inside of the air inlet bin is hollow, the communicating pipe and the inside of the air inlet bin are in a communicating state, one end of the air inlet bin, which is far away from the open side of the air inlet bin, is coaxially fixedly connected with a connecting rod, and the free end of the connecting rod is fixedly connected with a plurality of fins along the axial array of the connecting rod;

the air outlet bin is fixedly connected to one end of the communicating pipe penetrating into the box body, a cavity is formed in the air outlet bin, the cavity and the communicating pipe are in a communicating state, and a plurality of air outlets communicated with the cavity are formed in the bottom surface of the air outlet bin.

Further, an air inlet is formed in the open side of the air inlet bin, and the outer diameter of the air inlet is gradually increased in the direction away from the air inlet bin.

Further, a grid screen plate is arranged in the air inlet.

Still further, be equipped with the support in communicating pipe, vertical slip wears to be equipped with the slide bar on the support, slide bar upper end fixedly connected with slip stopper, slip stopper and communicating pipe inside constitute sliding fit, fixed mounting has the fixed stopper in the communicating pipe, the coaxial intercommunicating pore that is equipped with the through-hole form on the fixed stopper, set up the spread's of staggering with the intercommunicating pore intercommunication groove on the slip stopper terminal surface, be equipped with the elastic component between slip stopper and the support, the elastic component is used for elasticity to support the slip stopper, and makes slip stopper and fixed stopper terminal surface offset.

Furthermore, the elastic piece is a spring sleeved on the sliding rod, and two ends of the elastic direction of the spring respectively elastically support against the bracket and the sliding plug and generate precompression on the sliding plug.

(III) beneficial effects

Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:

according to the utility model, air can be introduced into the box body through the air inlet bin, so that auxiliary heat dissipation of the box body is realized, in addition, the air inlet bin can prevent rain and snow from entering the box body, the grid screen plate can prevent floating matters in the air from entering the box body, in addition, dust prevention treatment can be carried out on the interior of the box body through the sliding plug and the end face of the fixed plug in a propping manner, and under the condition of wind, the air pressure can push the sliding plug to move, so that the sliding plug and the end face of the fixed plug are separated from each other, and further auxiliary heat dissipation can be carried out on the interior of the box body.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram of a cooling mechanism of a box-type transformer according to the present utility model;

FIG. 2 is a schematic cross-sectional view showing a cooling mechanism of a box-type transformer according to the present utility model;

FIG. 3 is an enlarged schematic view of the partial structure at A in FIG. 2;

FIG. 4 is an exploded view of the cooling mechanism of the box-type transformer of the present utility model with the box omitted;

reference numerals in the drawings represent respectively:

1-box body, 2-fins, 3-connecting rod, 4-air inlet bin, 5-air inlet, 6-grid screen, 7-communicating pipe, 8-air outlet bin, 9-fixed plug, 10-sliding rod, 11-spring, 12-bracket, 13-sliding plug, 14-cavity, 15-air outlet, 16-communicating hole and 17-communicating groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is further described below with reference to examples.

Examples

1-4, a cooling mechanism of a box-type transformer of the embodiment, as shown in fig. 1-4, the cooling mechanism of the box-type transformer comprises a box body 1 of the box-type transformer, a communicating pipe 7 is vertically and rotatably arranged at the top of the box body 1, an air inlet bin 4 is coaxially welded at the upper end of the communicating pipe 7, one end of the air inlet bin 4 is open and hollow, the communicating pipe 7 and the inside of the air inlet bin 4 are in a communicating state, a connecting rod 3 is coaxially fixedly connected at one end of the air inlet bin 4 far away from the open side of the air inlet bin 4, a plurality of fins 2 are fixedly connected at the free end of the connecting rod 3 along the axial array of the connecting rod, one end of the communicating pipe 7 penetrating into the box body 1 is welded with an air outlet bin 8, the length direction of the air outlet bin 8 is perpendicular to the axial direction of the communicating pipe 7, a cavity 14 is formed in the inside of the air outlet bin 8, the cavity 14 is in a communicating state with the communicating pipe 7, a plurality of air outlets 15 communicated with the cavity 14 are formed in the bottom surface of the air outlet bin 8, and under the premise that the heat dissipation power of the inside of the box body 1 is not increased, when the outside air of the box body 1 flows, the air is subjected to the flow, the flow guiding effect of the fins is received, the fins is enabled to move the fins, the air flow 2 is enabled to rotate around the axial direction of the fins, the fins 2 and the air outlet bin is enabled to rotate along the axial direction of the air inlet bin 4, and the air inlet 4 is enabled to enter the air outlet 1, and then the air inlet 1, and the air inlet 1 is enabled to flow into the air outlet 1;

because the mouth of the air inlet bin 4 is smaller, in order to increase the air flow entering the air inlet bin 4, in this embodiment, a horn-shaped air inlet 5 is arranged on the open side of the air inlet bin 4, and the outer diameter of the air inlet 5 is gradually increased in a direction away from the air inlet bin 4.

Because some floaters can be generated along with the air flow, after the floaters enter the air inlet bin 4, the communicating pipe 7 can be blocked, the grille screen 6 is arranged in the air inlet 5, and the floaters in the air are filtered through the grille screen.

Because the electrical components in the box 1 are dustproof, when the wind power of the external environment is small or no wind, the interior of the box 1 and the air inlet bin are required to be in a non-communication state, therefore, in the embodiment, through the arrangement of the support 12 in the communicating pipe 7, the slide rod 10 is vertically and slidably arranged on the support 12, the slide plug 13 is fixedly connected with the upper end of the slide rod 10, the slide plug 13 and the interior of the communicating pipe 7 form sliding fit, the fixed plug 9 is fixedly arranged in the communicating pipe 7, the fixed plug 9 is coaxially provided with the communicating hole 16 in a through hole form, the end surface of the slide plug 13 is provided with the communicating groove 17 which is staggered with the communicating hole 16, the spring 11 sleeved on the slide rod 10 is arranged between the slide plug 13 and the support 12, the two ends of the spring 11 are respectively elastically abutted against the support 12 and the slide plug 13, and the pre-pressure is generated on the slide plug 13, and the end surface of the slide plug 13 is abutted against the fixed plug 9, when the air inlet bin 4 is provided with air inlet, the air pressure is larger than the elastic abutting force of the slide plug, the slide plug can be further driven to move downwards, the slide plug is separated from the fixed plug, the end surface of the fixed plug is separated from the fixed plug, the communicating hole is separated from the air inlet bin, the air inlet bin is prevented from the air inlet bin, the air inlet bin is in a non-communication state, and the air inlet bin is prevented from being in a communication state, and the air inlet bin is in a communication state, and the situation is in which the communication state is opposite to the air situation is opposite to the air is in which the air can and has a communication state and is in which the air is not is in communication state and is opposite.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (5)

1. The utility model provides a cooling mechanism of box transformer, includes box (1) of box transformer, its characterized in that still includes:

the communicating pipe (7) vertically and rotatably penetrates through the top of the box body (1);

the air inlet bin (4) is fixedly connected to the upper end of the communicating pipe (7), one end of the air inlet bin (4) is open and the inside of the air inlet bin is hollow, the communicating pipe (7) and the inside of the air inlet bin (4) are in a communicating state, one end, far away from the open side of the air inlet bin (4), of the air inlet bin is coaxially fixedly connected with the connecting rod (3), and the free end of the connecting rod (3) is fixedly connected with a plurality of fins (2) along the axial array of the connecting rod;

the air outlet bin (8) is fixedly connected to one end of the communicating pipe (7) penetrating into the box body (1), a cavity (14) is formed in the air outlet bin (8), the cavity (14) is communicated with the communicating pipe (7), and a plurality of air outlets (15) communicated with the cavity (14) are formed in the bottom surface of the air outlet bin (8).

2. The cooling mechanism of the box-type transformer according to claim 1, wherein an air inlet (5) is arranged on the open side of the air inlet bin (4), and the outer diameter of the air inlet (5) is gradually increased in a direction away from the air inlet bin (4).

3. A cooling mechanism for a box-type transformer according to claim 2, characterized in that a grille screen (6) is installed in the air inlet (5).

4. The cooling mechanism of a box-type transformer according to claim 1, characterized in that a bracket (12) is arranged in the communicating pipe (7), a sliding rod (10) is vertically and slidably arranged on the bracket (12), a sliding plug (13) is fixedly connected to the upper end of the sliding rod (10), the sliding plug (13) and the communicating pipe (7) are in sliding fit, a fixed plug (9) is fixedly arranged in the communicating pipe (7), communicating holes (16) in the form of through holes are coaxially arranged on the fixed plug (9), communicating grooves (17) which are staggered with the communicating holes (16) are formed in the end face of the sliding plug (13), an elastic piece is arranged between the sliding plug (13) and the bracket (12), and the elastic piece is used for elastically propping against the sliding plug (13) and enabling the end face of the sliding plug (13) to be propped against the end face of the fixed plug (9).

5. The cooling mechanism of a box-type transformer according to claim 4, wherein the elastic member is a spring (11) sleeved on the sliding rod (10), two ends of the spring (11) in the elastic direction respectively elastically abut against the bracket (12) and the sliding plug (13), and pre-stress is generated on the sliding plug (13).