CN216597228U - Oil-immersed transformer capable of detecting oil temperature - Google Patents

Abstract

The utility model discloses an oil-immersed transformer capable of detecting oil temperature, comprising a casing, a fan, a second infusion pump and a first cooling fin. A frame is arranged on the left side of the casing, and a first An infusion pump, while the first infusion pump is connected with the first infusion tube, the second infusion pump is arranged in the housing, and the second infusion pump is connected with the filter box, and the filter box is arranged on the right side of the housing, the A third infusion pump is arranged in the filter box, and the third infusion pump is connected with the second infusion pipe, and the left end of the second infusion pipe is arranged through the casing. The oil-immersed transformer, which can detect the oil temperature, can monitor the temperature in the casing under the action of the temperature sensor. When the temperature is higher than the set value, the transformer in the casing is connected to the transformer through the first infusion pump and the first infusion pipe. The circulating oil can cool the transformer oil flowing in the first infusion pipe under the action of the fan, and the first heat sink enhances the heat dissipation effect of the transformer oil in the first infusion pipe.

Description

An oil-immersed transformer capable of detecting oil temperature

technical field

The utility model relates to the technical field of oil-immersed transformers, in particular to an oil-immersed transformer capable of detecting oil temperature.

Background technique

Oil-immersed transformer refers to a distribution transformer that uses transformer oil for heat dissipation. The transformer oil has low viscosity and good heat transfer performance. It can well protect the iron core and winding from the influence of moisture in the air and reduce the aging of insulating materials. Extend the life of the transformer. Since the transformer oil in the oil-immersed transformer is recycled, impurities are easily generated for a long time. The impurities can easily affect the use effect of the oil-immersed transformer without treatment, and the internal transformer oil cannot be cooled in time to improve the oil-immersed transformer. Therefore, there is a need for an oil-immersed transformer that can detect the oil temperature to solve the above problems.

Utility model content

The purpose of this utility model is to provide an oil-immersed transformer that can detect the oil temperature, so as to solve the problem in the above-mentioned background technology that since the transformer oil in the oil-immersed transformer is used in a cycle, impurities are easily generated for a long time, and the impurities are not Solve the problem that the use effect of the oil-immersed transformer is easily affected, and the internal transformer oil cannot be cooled in time to improve the heat dissipation effect of the oil-immersed transformer.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an oil-immersed transformer capable of detecting oil temperature, comprising a casing, a fan, a second infusion pump and a first cooling fin,

A frame is arranged on the left side of the casing, and a first infusion pump is arranged in the casing, and the first infusion pump is connected with the first infusion pipe;

The second infusion pump is arranged in the housing, and the second infusion pump is connected to the filter box, and the filter box is arranged on the right side of the housing, and the third infusion pump is arranged in the filter box, and the third infusion pump is connected to the third infusion pump. The two infusion pipes are connected with each other, and the left end of the second infusion pipe is arranged through the casing.

Preferably, the casing includes a transformer main body, a temperature sensor, a controller and a second heat sink, and a transformer main body is arranged in the casing, a temperature sensor is arranged through the casing, and a controller is arranged on the casing, At the same time, the side of the casing is provided with a second heat sink.

By adopting the above technical solution, the heat dissipation effect of the casing is enhanced under the action of the second heat dissipation fin.

Preferably, the fans are arranged in the frame, and two sets of fans are arranged, and at the same time, the two sets of fans are arranged symmetrically with respect to the front and rear centerlines of the frame.

By adopting the above technical solution, the frame can play a protective effect on the fan and the first infusion tube.

Preferably, the filter box includes a sealing cover and a filter screen layer, and the upper port of the filter box is installed and connected with the sealing cover through external bolts, and the filter box is provided with a filter screen layer.

By adopting the above technical solution, the external bolts are removed and the sealing cover is removed, so as to facilitate the maintenance and cleaning of the filter box.

Preferably, the first cooling fins are arranged on the side of the first infusion tube, and the first cooling fins are staggered up and down on the first infusion tube.

By adopting the above technical solution, the first heat sink increases the heat dissipation area of the first infusion tube.

Compared with the prior art, the beneficial effect of the utility model is: the oil-immersed transformer capable of detecting the oil temperature,

(1) Under the action of the temperature sensor, the temperature in the casing can be monitored. When the temperature is higher than the set value, the transformer oil in the casing is circulated through the first infusion pump and the first infusion pipe, which can be used by the fan. Lower the temperature of the transformer oil flowing in the first infusion pipe, and the first heat sink enhances the heat dissipation effect of the transformer oil in the first infusion pipe;

(2) Under the action of the second heat sink, the heat dissipation area of the casing is increased, and the cooling of the interior of the casing is improved. The transformer oil in the casing can be pumped into the filter box through the second infusion pump, and the transformer oil in the casing can be pumped into the filter box under the action of the filter screen. The transformer oil is filtered, and the filtered transformer oil is pumped back into the casing through the third infusion pump and the second infusion pipe.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the utility model;

Fig. 2 is the front view structure schematic diagram of the utility model;

3 is a schematic structural diagram of the first infusion tube and the first cooling fin of the present invention.

In the figure: 1. Housing, 101, Transformer body, 102, Temperature sensor, 103, Controller, 104, Second heat sink, 2, Frame, 3, Fan, 4, First infusion pump, 5, First infusion Tube, 6, filter box, 601, sealing cover, 602, filter screen layer, 7, second infusion pump, 8, third infusion pump, 9, second infusion tube, 10, first heat sink.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, the present utility model provides a technical solution: an oil-immersed transformer capable of detecting oil temperature, as shown in Figures 1 and 2, a frame 2 is provided on the left side of the casing 1, and the casing The body 1 is provided with a first infusion pump 4, while the first infusion pump 4 is connected with the first infusion tube 5, the housing 1 includes a transformer main body 101, a temperature sensor 102, a controller 103 and a second heat sink 104, and A transformer main body 101 is arranged in the casing 1, a temperature sensor 102 is arranged through the casing 1, a controller 103 is arranged on the casing 1, and a second heat sink 104 is arranged on the side of the casing 1, which can pass the temperature sensor 102. Monitor the temperature in the housing 1, when the temperature is higher than the set value, it will be cooled down, the fan 3 is arranged in the frame 2, and there are two sets of fans 3, and the two sets of fans 3 are symmetrical about the front and rear centerlines of the frame 2 It is provided that under the action of the fan 3, the transformer oil flowing in the first infusion pipe 5 can be cooled.

As shown in FIG. 1 , the second infusion pump 7 is arranged in the housing 1 , and the second infusion pump 7 is connected with the filter box 6 , and the filter box 6 is arranged on the right side of the housing 1 , and the filter box 6 includes a sealing cover 601 and the filter screen layer 602, and a sealing cover 601 is installed and connected to the upper port of the filter box 6 through external bolts. At the same time, a filter screen layer 602 is provided in the filter box 6. Filter use.

As shown in FIG. 1 and FIG. 3 , a third infusion pump 8 is provided in the filter box 6 , and the third infusion pump 8 is connected with the second infusion tube 9 , and the left end of the second infusion tube 9 is arranged through the casing 1 . The first cooling fins 10 are arranged on the side of the first infusion tube 5, and the first cooling fins 10 are staggered up and down on the first infusion tube 5, and the first cooling fins 10 arranged staggered on the first infusion tube 5 improve the heat dissipation effect. , which is helpful for the heat exchange of transformer oil.

Working principle: When using the oil-immersed transformer that can detect oil temperature, connect the power supply, the transformer main body 101 works normally, the heat generated by the transformer main body 101 is conducted into the transformer oil to cool down, and the second heat sink 104 strengthens the inside of the casing 1. When the temperature sensor 102 detects that the temperature in the casing 1 is higher than the set value, the transformer oil in the casing 1 is circulated through the first infusion pump 4 and the first infusion pipe 5, and the fan is controlled by the controller 103. 3 Start, under the action of the fan 3 to cool it down, the first heat sink 10 improves the heat dissipation effect in the first infusion pipe 5, and the transformer oil in the casing 1 is pumped into the filter box 6 through the second infusion pump 7. The filter screen layer 602 filters it, and under the action of the third infusion pump 8 and the second infusion pipe 9, the filtered transformer oil is pumped into the housing 1, and the sealing cover 601 can be periodically removed to maintain and clean the filter box 6, Contents not described in detail in this specification belong to the prior art known to those skilled in the art.

The terms "center", "portrait", "horizontal", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only a simplified description for the convenience of describing the present invention, rather than indicating or implying that the indicated device or element must have a specific Orientation, construction and operation are specific orientations, and therefore should not be construed as limiting the protection content of the present invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Within the spirit and principle of the present invention, any modifications, equivalent replacements, improvements, etc. made should be included within the protection scope of the present invention.

Claims (5)

1. The utility model provides a can be to oil temperature detection's oil-immersed transformer, includes casing (1), fan (3), second transfer pump (7) and first fin (10), its characterized in that:

a frame (2) is arranged on the left side of the shell (1), a first infusion pump (4) is arranged in the shell (1), and the first infusion pump (4) is connected with a first infusion tube (5);

the infusion pump is characterized in that the second infusion pump (7) is arranged in the shell (1), the second infusion pump (7) is connected with the filter box (6), the filter box (6) is arranged on the right side of the shell (1), the third infusion pump (8) is arranged in the filter box (6), the third infusion pump (8) is connected with the second infusion tube (9), and the left end of the second infusion tube (9) is arranged in the shell (1) in a penetrating mode.

2. The oil-filled transformer capable of detecting oil temperature according to claim 1, wherein: the transformer is characterized in that the shell (1) comprises a transformer main body (101), a temperature sensor (102), a controller (103) and second cooling fins (104), the transformer main body (101) is arranged in the shell (1), the temperature sensor (102) penetrates through the shell (1), the controller (103) is arranged on the shell (1), and the second cooling fins (104) are arranged on the side face of the shell (1).

3. The oil-filled transformer capable of detecting oil temperature according to claim 1, wherein: the fan (3) is arranged in the frame (2), two groups of fans (3) are arranged, and the two groups of fans (3) are symmetrically arranged around the front center line and the rear center line of the frame (2).

4. The oil-filled transformer capable of detecting oil temperature according to claim 1, wherein: the filter box (6) comprises a sealing cover (601) and a filter screen layer (602), the upper port of the filter box (6) is connected with the sealing cover (601) through an external bolt, and the filter screen layer (602) is arranged in the filter box (6).

5. The oil-filled transformer capable of detecting oil temperature according to claim 1, wherein: the first radiating fins (10) are arranged on the side surface of the first infusion tube (5), and the first radiating fins (10) are distributed on the first infusion tube (5) in a vertically staggered mode.

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