CN211858352U

CN211858352U - Cooling mechanism of dry-type transformer

Info

Publication number: CN211858352U
Application number: CN202020708022.4U
Authority: CN
Inventors: 吴良正
Original assignee: XUZHOU YILEI ELECTRICAL APPLIANCE TECHNOLOGY CO LTD
Current assignee: XUZHOU YILEI ELECTRICAL APPLIANCE TECHNOLOGY CO LTD
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-11-03
Anticipated expiration: 2030-04-30

Abstract

The utility model belongs to the technical field of dry-type transformers, especially, cooling mechanism of dry-type transformer, including cooler bin and the dry-type transformer casing of cooperation installation and cooler bin inside, the outer wall both sides upper end of cooler bin all is fixed with the water tank, is connected with the cooling tube between water tank and the dry-type transformer casing, the bottom fixedly connected with water receiving tank of cooler bin, the roof of water receiving tank is equipped with the water inlet, and the bottom wall of cooler bin is equipped with the delivery port, is provided with waterproof seat under the water inlet, be equipped with the fan on the inner wall of waterproof seat, the top cooperation of fan is connected with out the fan housing, be connected with slewing mechanism on the waterproof seat, placed the water pump on the inner bottom wall of water receiving tank, the play water outlet end fixedly connected with outlet pipe of water pump; the utility model discloses heat dispersion is better, and the heat dissipation is faster, has realized the reuse of water resource, and is energy-concerving and environment-protective, prevents that the temperature of dry-type transformer casing is too high, has guaranteed dry-type transformer's result of use, is fit for promoting.

Description

Cooling mechanism of dry-type transformer

Technical Field

The utility model relates to a dry-type transformer technical field especially relates to a cooling mechanism of dry-type transformer.

Background

Dry-type transformers are widely used in local lighting, high-rise buildings, airports, wharf CNC machines and other places, and simply, dry-type transformers refer to transformers in which iron cores and windings are not immersed in insulating oil.

The influence of temperature to dry-type transformer is very showing, and the temperature is higher, leads to the inside component of transformer to take place the condition of burning out more easily, can't guarantee the normal use of transformer, current cooling mechanism, the cooling mode is single, only cools down the transformer through the forced air cooling, but the not enough condition of thermal diffusivity can appear in summer, in some areas that the water resource is more sufficient in addition, be difficult to cool down the transformer through water circulation, can not carry out reasonable utilization to the resource, can't realize energy-concerving and environment-protectively.

In order to solve the above problems, the present application provides a cooling mechanism for a dry-type transformer.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a cooling mechanism of dry-type transformer has the reuse who has realized the water resource, and is energy-concerving and environment-protective, prevents that the temperature of dry-type transformer casing is too high, has guaranteed dry-type transformer's result of use, is fit for the characteristics of popularization.

(II) technical scheme

In order to solve the problems, the utility model provides a cooling mechanism of a dry-type transformer, which comprises a cooling box and a dry-type transformer shell which is arranged in the cooling box in a matching way, the upper ends of the two sides of the outer wall of the cooling box are respectively fixed with a water tank, a cooling pipe is connected between the water tank and the dry-type transformer shell, the bottom of the cooling box is fixedly connected with a water receiving box, the top wall of the water receiving box is provided with a water inlet, the bottom wall of the cooling box is provided with a water outlet, a waterproof seat is arranged right below the water inlet, the inner wall of the waterproof seat is provided with a fan, the top of the fan is connected with an air outlet cover in a matching way, the waterproof seat is connected with a rotating mechanism, a water pump is arranged on the inner bottom wall of the water receiving tank, the water outlet end of the water pump is fixedly connected with a water outlet pipe, the both ends of outlet pipe all fixedly connected with circulating pipe, and circulating pipe's upper end extends to the inside of water tank.

Preferably, the water inlet is matched with the water outlet in size and position, the top of the cooling box is provided with an opening, and gaps are reserved around the dry-type transformer shell and the inner wall of the cooling box.

Preferably, the air inlet end of fan is connected with the air-supply line, and the air-out end of fan is connected with out the tuber pipe, and the top of going out the tuber pipe is equipped with out the fan housing, and the air-out end that goes out the fan housing sets up towards the water inlet.

Preferably, slewing mechanism includes axis of rotation and driving motor, and the welding of outer wall one side of water receiving tank has L type mount pad, and driving motor passes through locking bolt and fixes mutually with the inner wall of L type mount pad, and driving motor's output shaft passes through shaft coupling fixedly connected with axis of rotation, axis of rotation and waterproof seat fixed mounting, the left end of axis of rotation is connected with the inner wall rotation of water receiving tank.

Preferably, the outlet pipe is the T style of calligraphy structure of inversion, and the lower extreme of outlet pipe extends to the outside of water receiving tank, and two sets of the one end that circulating water pipe is close to each other all cooperates and installs the valve.

Preferably, the both sides of the outer wall of cooler bin all are fixed with the diaphragm, and the front of diaphragm is equipped with the draw-in groove, and the upper end joint of circulating water pipe is in the inside of draw-in groove.

The above technical scheme of the utility model has following profitable technological effect:

the air cooler is provided with the fan, the air inlet pipe, the air outlet cover, the cooling box and the water receiving box, external low-temperature gas can conveniently pass through the surface of the shell of the dry-type transformer and take away partial heat on the surface of the shell of the dry-type transformer, the shell of the dry-type transformer can be cooled conveniently, the water tank, the cooling pipe and the water receiving box are matched, the dry-type transformer can be further cooled through water circulation, the heat dissipation performance is better, the heat dissipation is quicker, the air cooler can be used in places with sufficient water resources and in regions with deficient water resources, the air cooler is combined with the water cooler, the requirements of users can be met in a plurality of aspects, meanwhile, the air outlet direction of the air outlet cover can be changed through the arrangement of the rotating mechanism, the water recovered in the water tank is cooled, the natural cooling time for saving water is shortened, the cooling efficiency is, the recycling of water resources is realized, the energy is saved, the environment is protected, the over-high temperature of the shell of the dry type transformer is prevented, the using effect of the dry type transformer is ensured, and the dry type transformer is suitable for popularization.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic view of the overall structure of the fan according to the present invention after rotation;

fig. 3 is a schematic side view of the waterproof seat of the present invention.

In the figure: 1 cooling box, 2 dry-type transformer casing, 3 water receiving tank, 4 water tanks, 5 cooling pipes, 6 transverse plates, 7 circulating water pipes, 8 outlet pipes, 9 water pumps, 10 driving motors, 11 rotating shafts, 12 waterproof seats, 13 air outlet covers, 14 fans and 15 air inlet pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the cooling mechanism for dry-type transformer provided by the present invention comprises a cooling box 1 and a dry-type transformer housing 2 installed inside the cooling box 1 in a matching manner, wherein a water tank 4 is fixed on both upper ends of the outer wall of the cooling box 1, a cooling pipe 5 is connected between the water tank 4 and the dry-type transformer housing 2, a water receiving box 3 is fixedly connected to the bottom of the cooling box 1, a water inlet is arranged on the top wall of the water receiving box 3, a water outlet is arranged on the bottom wall of the cooling box 1, a waterproof seat 12 is arranged right below the water inlet, a fan 14 is installed on the inner wall of the waterproof seat 12, the top of the fan 14 is connected with an air outlet cover 13 in a matching manner, a rotating mechanism is connected to the waterproof seat 12, a water pump 9 is placed on the inner bottom wall of the water receiving box 3, a water outlet 8 is fixedly connected to the water outlet of the water pump, and the upper end of the circulation water pipe 7 extends to the inside of the water tank 4.

In this embodiment, it should be noted that the size and the position of the water inlet and the water outlet are matched, the top of the cooling box 1 is provided with an opening, and gaps are formed around the inner walls of the dry-type transformer shell 2 and the cooling box 1.

In this embodiment, it should be explained that the air inlet end of the fan 14 is connected with the air inlet pipe 15, the air outlet end of the fan 14 is connected with the air outlet pipe, the top of the air outlet pipe is equipped with the air outlet cover 13, and the air outlet end of the air outlet cover 13 is arranged towards the water inlet.

It should be further explained that, when the wind outlet cover 13 is arranged towards the water inlet, the top wall of the wind outlet cover 13 contacts with the inner top wall of the water receiving tank 3, and the diameter of the water inlet is smaller than the inner diameter of the wind outlet cover 13, when the wind outlet cover 13 rotates to the lower part of the rotating shaft 11, the water level of the water receiving tank 3 is lower than the height of the wind outlet cover 13, water can not enter the inside of the fan 14 through the wind outlet cover 13, the fan 14 is arranged in the waterproof seat 12, when the water enters the inside of the water receiving tank 3 through the water inlet, the waterproof seat 12 can prevent the water from entering the inside of the fan 14.

In this embodiment, it should be noted that the rotating mechanism includes a rotating shaft 11 and a driving motor 10, an L-shaped mounting seat is welded on one side of the outer wall of the water receiving tank 3, the driving motor 10 is fixed to the inner wall of the L-shaped mounting seat through a locking bolt, an output shaft of the driving motor 10 is fixedly connected to the rotating shaft 11 through a coupling, the rotating shaft 11 is fixedly mounted to the waterproof seat 12, and the left end of the rotating shaft 11 is rotatably connected to the inner wall of the water receiving tank 3.

It should be further noted that a positioning hole 1201 is disposed at the rear end of the waterproof seat 12, the outer wall of the rotating shaft 11 is fixed to the inner wall of the positioning hole 1201, and both ends of the rotating shaft 11 extend to the outside of the waterproof seat 12 through the positioning hole 1201.

In this embodiment, it should be noted that the water outlet pipe 8 is in an inverted T-shaped structure, the lower end of the water outlet pipe 8 extends to the outside of the water receiving tank 3, and valves are respectively installed at the ends of the two sets of circulating water pipes 7 close to each other in a matching manner.

It should be further described that a tank cover is hinged to one side of the top of the water receiving tank 3, and a water valve is installed on the cooling pipe 5 in a matching manner.

In this embodiment, it should be noted that transverse plates 6 are fixed to two sides of the outer wall of the cooling box 1, a clamping groove is formed in the front surface of each transverse plate 6, and the upper end of the circulating water pipe 7 is clamped inside the clamping groove.

The working principle is as follows: when the dry type transformer cooling device is used, the fan 14 is started to work, when the fan 14 works, external air is sucked into the air outlet pipe through the air inlet pipe 15 and blown into the surface of the dry type transformer shell 2 through the air outlet cover 13, heat on the surface of the dry type transformer shell 2 is blown out of the cooling box 1 through the opening part on the top of the cooling box 1 and the gaps around the inner walls of the dry type transformer shell 2 and the cooling box 1, partial heat on the surface of the dry type transformer shell 2 is taken away, the dry type transformer shell 2 is cooled conveniently, the driving motor 10 is started to work, the waterproof seat 12 and the fan 14 are driven to rotate, the air outlet cover 13 is rotated to the lower part of the rotating shaft 11, the water valve on the cooling pipe 5 is opened, water in the water receiving box 3 enters the cooling box 1 through the cooling pipe 5, and when water flows through the inside the cooling box 1, heat on the dry type transformer shell 2 is further taken away, can cool down dry-type transformer casing 2 fast, it is convenient to cool down, water after the cooling passes through delivery port and water inlet and enters into the inside of water receiving tank 3, the convenience is retrieved water, avoid the waste of water resource, restart fan 14 work, can cool down the water of retrieving, the natural cooling time of saving water, water pump 9 during operation passes through circulating pipe 7 pump with the water of 1 inside of water receiving tank and goes into the inside of water tank 4, the reuse of water resource has been realized, energy saving and environmental protection, prevent that dry-type transformer casing 2's high temperature, the result of use of dry-type transformer casing 2 has been guaranteed, and is suitable for being generalized.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cooling mechanism of a dry-type transformer comprises a cooling box (1) and a dry-type transformer shell (2) which is installed inside the cooling box (1) in a matching mode, and is characterized in that water tanks (4) are fixed at the upper ends of the two sides of the outer wall of the cooling box (1), cooling pipes (5) are connected between the water tanks (4) and the dry-type transformer shell (2), a water receiving box (3) is fixedly connected to the bottom of the cooling box (1), a water inlet is formed in the top wall of the water receiving box (3), a water outlet is formed in the bottom wall of the cooling box (1), a waterproof base (12) is arranged right below the water inlet, a fan (14) is assembled on the inner wall of the waterproof base (12), an air outlet cover (13) is connected to the top of the fan (14) in a matching mode, a rotating mechanism is connected to the waterproof base (12), and a water pump (9) is placed on, the water outlet end of the water pump (9) is fixedly connected with a water outlet pipe (8), the two ends of the water outlet pipe (8) are fixedly connected with circulating water pipes (7), and the upper ends of the circulating water pipes (7) extend to the inside of the water tank (4).

2. The cooling mechanism for the dry-type transformer according to claim 1, wherein the size and position of the water inlet and the water outlet are matched, the top of the cooling box (1) is provided with an opening, and a gap is formed between the dry-type transformer shell (2) and the periphery of the inner wall of the cooling box (1).

3. The cooling mechanism for the dry-type transformer according to claim 1, wherein the air inlet end of the fan (14) is connected with an air inlet pipe (15), the air outlet end of the fan (14) is connected with an air outlet pipe, the top of the air outlet pipe is provided with an air outlet cover (13), and the air outlet end of the air outlet cover (13) faces the water inlet.

4. The cooling mechanism of the dry-type transformer according to claim 1, wherein the rotating mechanism comprises a rotating shaft (11) and a driving motor (10), an L-shaped mounting seat is welded on one side of the outer wall of the water receiving tank (3), the driving motor (10) is fixed to the inner wall of the L-shaped mounting seat through a locking bolt, an output shaft of the driving motor (10) is fixedly connected with the rotating shaft (11) through a coupler, the rotating shaft (11) is fixedly mounted to the waterproof seat (12), and the left end of the rotating shaft (11) is rotatably connected to the inner wall of the water receiving tank (3).

5. The cooling mechanism of the dry-type transformer according to claim 1, wherein the water outlet pipe (8) is of an inverted T-shaped structure, the lower end of the water outlet pipe (8) extends to the outside of the water receiving tank (3), and the mutually adjacent ends of the two groups of circulating water pipes (7) are respectively provided with a valve in a matching manner.

6. The cooling mechanism of the dry-type transformer according to claim 1, wherein transverse plates (6) are fixed on both sides of the outer wall of the cooling tank (1), a clamping groove is formed in the front surface of each transverse plate (6), and the upper end of the circulating water pipe (7) is clamped in the clamping groove.