CN218456019U - Novel forced oil air cooling power transformer - Google Patents

Abstract

The utility model discloses a novel forced oil forced air cooling power transformer relates to power transformer technical field. The utility model discloses a power transformer body, one side fixed mounting of power transformer body has the control valve, and the flow divider is installed to the surface equidistance of power transformer body, and fixed mounting has the oil pump between the flow divider, and the all fixed mounting in both ends of power transformer body has the oil-air cooler, and another of power transformer body is fixed and is provided with the conservator. This novel forced oil forced air cooling power transformer squeezes into oil air cooler with the cooling oil through the oil pump, utilize the air inlet fan to blow after that and do cooling medium, then utilize the fan of airing exhaust to take away the heat, this kind of forced oil circulative cooling mode can improve the circulation speed of oil to improve the capacity of power transformer body, install the oil air cooler on the power transformer body after that, need not to take up an area of again and put oil air cooler, both solved the space and taken up an area of the problem, also improved the radiating efficiency.

Description

A new type of strong oil air-cooled power transformer

technical field

The utility model relates to the technical field of power transformers, in particular to a novel strong oil air-cooled power transformer.

Background technique

A power transformer is a static electrical device that is used to change an AC voltage (current) of a certain value into another voltage (current) with the same frequency or several different values. It has two or more The static equipment of the winding, in order to transmit electric energy, at the same frequency, the alternating voltage and current of one system is converted into the voltage and current of another system by electromagnetic induction, usually the values of these currents and voltages are different, in Uzbekistan Sa Markan 2B Hydropower Station has a large temperature difference between day and night, and needs to use a new type of strong oil air-cooled power transformer, but it still has the following disadvantages in actual use:

Existing power transformers have low heat dissipation efficiency. In the case of large temperature difference between day and night, the normal use of power transformers is affected and cannot meet the requirements. Moreover, they are bulky, occupy a large area, and have high construction costs.

In order to solve the above problems, we make improvements and propose a new type of strong oil air-cooled power transformer.

Utility model content

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model provides a novel strong oil air-cooled power transformer, which includes a power transformer body, a control valve is fixedly installed on one side of the power transformer body, and a shunt valve is installed equidistantly on the surface of the power transformer body. An oil pump is fixedly installed between the valves, an oil-air cooler is fixedly installed at both ends of the power transformer body, an oil conservator is fixedly installed on the other side of the power transformer body, and a shunt is fixedly installed on one side of the oil conservator. components.

As a preferred technical solution of the utility model, the oil-air cooler includes an air inlet fan, an air inlet pipe is fixedly installed on the surface of the air inlet fan, and a connection plate is fixedly installed on the surface of the air inlet pipe.

As a preferred technical solution of the present utility model, an exhaust fan is fixedly installed at one end of the connecting plate, an exhaust duct is fixedly arranged on the surface of the exhaust fan, and fastening bolts are equidistantly installed at the bottom of the air inlet duct and the exhaust duct. Both ends of the exhaust fan and the intake fan are fixedly installed with brackets, and the tops of the exhaust fan and the intake fan are all fixedly provided with air ducts.

As a preferred technical solution of the present invention, the top of the oil conservator is movably installed with a sealing cover, the top of the sealing cover is fixedly installed with an adjustment frame, the bottom of the adjustment frame is fixedly installed with a rotating shaft, and one side of the oil conservator is fixed A circulating pump is installed, and connecting rods are fixedly installed at both ends of the circulating pump.

As a preferred technical solution of the present utility model, the splitter assembly includes a splitter tube, the top of the splitter tube is fixedly provided with a cooling cavity, the surface of the cooling cavity is equidistantly provided with first circulation channels, and the bottoms of the splitter tubes are all fixedly installed There is a second circulation pipe.

As a preferred technical solution of the present utility model, the surface of the power transformer body is equidistantly provided with mounting holes, both ends of the power transformer body are equidistantly provided with connecting plates, and one side of the power transformer body is fixedly installed There are mounting brackets.

As a preferred technical solution of the utility model, the output end of the oil pump is movably provided with a connecting sleeve, and one side of the connecting sleeve is fixedly provided with an oil inlet pipe.

The beneficial effects of the utility model are: the novel strong oil-air-cooled power transformer pumps cooling oil into the oil-air cooler through the oil pump, then uses the inlet fan to blow the air as the cooling medium, and then uses the exhaust fan to take away the heat. This forced oil circulation The cooling method can increase the circulation speed of oil, thereby increasing the capacity of the power transformer body, and then install the oil-air cooler on the top of the power transformer body, no need to re-occupy the space to place the oil-air cooler, which not only solves the problem of space occupation , also improves the cooling efficiency.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of the partial structure of the oil-air cooler of the present invention;

Fig. 3 is a schematic diagram of the local structure of the oil conservator of the utility model;

Fig. 4 is a partial structural schematic diagram of the shunt assembly of the present invention;

Fig. 5 is a schematic diagram of the partial structure of the oil pump of the present invention.

In the figure: 1, oil air cooler; 101, air duct; 102, air intake duct; 103, support; 104, exhaust fan; 105, exhaust duct; 106, fastening bolt; 107, intake fan; 108, connection 2, oil conservator; 201, sealing cover; 202, adjusting frame; 203, connecting rod; 204, rotating shaft; 205, circulation pump; 3, shunt component; 301, shunt pipe; 302, cooling cavity; 303, first Circulation pipeline; 304, second circulation pipeline; 4, power transformer body; 401, installation hole; 402, connection plate; 403, fixed frame; 5, control valve; 6, oil pump; 601, connection sleeve; 602, oil inlet pipe ; 7, diverter valve.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Please refer to Fig. 1-5, the utility model discloses a novel strong oil air-cooled power transformer, comprising a power transformer body 4, a control valve 5 is fixedly installed on one side of the power transformer body 4, and the surface of the power transformer body 4 Mounting holes 401 are equidistantly arranged, connecting plates 402 are equidistantly arranged at both ends of the power transformer body 4, a fixed frame 403 is fixedly installed on one side of the power transformer body 4, and a shunt valve 7 is equidistantly installed on the surface of the power transformer body 4 An oil pump 6 is fixedly installed between the diverter valves 7, a connecting sleeve 601 is movable at the output end of the oil pump 6, and an oil inlet pipe 602 is fixedly installed on one side of the connecting sleeve 601;

Specifically, as shown in Figures 1 and 5, when in use, by fixing the control valve 5 on one side of the power transformer body 4, the installation hole 401 can be used to cooperate with the external plug to carry out auxiliary auxiliary equipment installation, and then use the oil inlet pipe 602 is actively connected with the external pipeline, and then the cooling oil is transmitted by the oil pump 6, and the power transformer body 4 is electrically connected with the external power supply through wires;

Both ends of the power transformer body 4 are fixedly installed with an oil-air cooler 1, and the oil-air cooler 1 includes an air inlet fan 107. The surface of the air inlet fan 107 is fixedly provided with an air inlet pipe 102, and the surface of the air inlet pipe 102 is fixedly installed with a connection Plate 108, one end of connecting plate 108 is fixedly installed with exhaust fan 104, and the surface of exhaust fan 104 is fixedly provided with exhaust duct 105, and the bottom of air inlet duct 102 and exhaust duct 105 is all equipped with fastening bolt 106 equidistantly, exhaust fan 104 and One end of the intake fan 107 is fixedly installed with a bracket 103, and the top of the exhaust fan 104 and the top of the intake fan 107 are both fixed with an air duct 101;

Specifically, as shown in Fig. 1 and Fig. 2, during use, the oil-air cooler 1 can be fixedly installed at both ends of the power transformer body 4, and the oil pump 6 can be used to drive the cooling oil into the oil-air cooler 1, and then Use the inlet fan 107 to blow air as the cooling medium, and then use the exhaust fan 104 to take away the heat. This forced oil circulation cooling method can increase the circulation speed of the oil by 3 times, and the capacity of the transformer can be increased by 30%, and then the oil is cooled by air. The cooler 1 is installed on the power transformer body 4, and there is no need to re-occupy the space to place the oil-air cooler 1, which not only solves the problem of space occupation, but also improves the heat dissipation efficiency. sexual connection;

Another fixed part of the power transformer body 4 is an oil conservator 2, the top of the oil conservator 2 is movably installed with a seal cover 201, the top of the seal cover 201 is fixedly installed with an adjustment frame 202, and the bottom of the adjustment frame 202 is fixedly installed with a rotating shaft 204, the oil A circulation pump 205 is fixedly installed on one side of the pillow 2, connecting rods 203 are fixedly installed on both ends of the circulation pump 205, and a shunt assembly 3 is fixedly installed on one side of the oil pillow 2. The shunt assembly 3 includes a shunt pipe 301, and the shunt pipe 301 The top of the heat dissipation chamber 302 is fixedly provided with a heat dissipation chamber 302, the surface of the heat dissipation chamber 302 is equidistantly provided with a first circulation pipeline 303, and the bottom of the shunt pipe 301 is fixedly equipped with a second circulation pipeline 304;

Specifically, as shown in Figures 2 and 3, when in use, by fixing the flow distribution assembly 3 on one side of the oil conservator 2, the circulation pump 205 can be used to introduce the oil into the distribution pipe 301, and then the first circulation pipe can be used to 303 and the second circulation pipe 304 lead the cooling oil into the inside of the power transformer body 4 for circulating flow, which can quickly dissipate heat from both ends of the electrical equipment inside the power transformer body 4 and ensure the efficient operation of the power transformer body 4 .

Working principle: First, use the installation hole 401 to cooperate with the external bolt to install the auxiliary auxiliary equipment, then use the oil inlet pipe 602 to connect with the external pipe, and then use the oil pump 6 to transfer the cooling oil;

Next, use the circulation pump 205 to guide the oil into the shunt pipe 301, and then use the first circulation pipeline 303 and the second circulation pipeline 304 to guide the cooling oil into the inside of the power transformer body 4 for circulation;

Finally, use the oil pump 6 to drive the cooling oil into the oil-air cooler 1 , then use the inlet fan 107 to blow air as the cooling medium, and then use the exhaust fan 104 to take away the heat.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower" and "horizontal" are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the utility model.

In the description of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model 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 perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a novel forced air cooling power transformer, includes power transformer body (4), its characterized in that, one side fixed mounting of power transformer body (4) has control valve (5), flow divider (7) are installed to the surperficial equidistance of power transformer body (4), fixed mounting has oil pump (6) between flow divider (7), the both ends of power transformer body (4) are all fixed mounting has oil wind cooler (1), another fixed conservator (2) that is provided with of power transformer body (4), one side of conservator (2) is fixed and is provided with reposition of redundant personnel subassembly (3).

2. A novel strong oil air-cooled power transformer according to claim 1, characterized in that said oil air cooler (1) comprises an air intake fan (107), an air intake pipe (102) is fixedly arranged on the surface of the air intake fan (107), and a connecting plate (108) is fixedly arranged on the surface of the air intake pipe (102).

3. The novel strong oil air-cooled power transformer of claim 2, characterized in that one end fixed mounting of connecting plate (108) has exhaust fan (104), and the fixed surface of exhaust fan (104) is provided with exhaust pipe (105), and fastening bolt (106) are installed to the bottom of air-supply line (102) and exhaust pipe (105) all equidistance, and support (103) are all fixed mounting to the one end of exhaust fan (104) and air-supply fan (107), and exhaust fan (104) and the top of air-supply fan (107) all fixed are provided with guide duct (101).

4. A novel strong oil air-cooled power transformer according to claim 1, characterized in that the top of said conservator (2) is movably mounted with a sealing cover (201), the top of the sealing cover (201) is fixedly mounted with an adjusting bracket (202), the bottom of the adjusting bracket (202) is fixedly mounted with a rotating shaft (204), one side of said conservator (2) is fixedly mounted with a circulating pump (205), and both ends of the circulating pump (205) are fixedly mounted with a connecting rod (203).

5. A novel strong oil air-cooled power transformer according to claim 1, characterized in that said shunt assembly (3) comprises a shunt tube (301), a heat dissipation cavity (302) is fixedly arranged on the top of the shunt tube (301), first circulation pipelines (303) are equidistantly arranged on the surface of the heat dissipation cavity (302), and second circulation pipelines (304) are fixedly arranged on the bottom of the shunt tube (301).

6. A novel strong oil air-cooled power transformer according to claim 1, characterized in that the surface of the power transformer body (4) is equidistantly provided with mounting holes (401), the two ends of the power transformer body (4) are equidistantly provided with connecting discs (402), and one side of the power transformer body (4) is fixedly provided with a fixing frame (403).

7. A novel strong oil air-cooled power transformer according to claim 1, characterized in that the output end of the oil pump (6) is movably provided with a connecting sleeve (601), and one side of the connecting sleeve (601) is fixedly provided with an oil inlet pipe (602).

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