CN213815750U - Transformer cooling control device - Google Patents
Transformer cooling control device Download PDFInfo
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- CN213815750U CN213815750U CN202023009938.XU CN202023009938U CN213815750U CN 213815750 U CN213815750 U CN 213815750U CN 202023009938 U CN202023009938 U CN 202023009938U CN 213815750 U CN213815750 U CN 213815750U
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- cooling control
- cooling
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Abstract
The utility model discloses a transformer cooling controlling means, including temperature acquisition device and cooling controlling means, temperature acquisition device includes first temperature sensor, signal converter, microprocessor, first temperature sensor is located inside the transformer tank for gather the oil temperature in the transformer tank. The cooling control device comprises a fan and spraying pipelines, wherein the fan is arranged around the transformer radiating fins, and the spraying pipelines are arranged along the tops of the transformer radiating fins. The utility model discloses a mode that forced air cooling and water-cooling combined together is given the transformer cooling, through increasing the air current velocity of flow, heat transfer cooling and cooling modes such as evaporation heat absorption, and the cooling efficiency is high, can effectually prevent that the transformer oil temperature is too high, causes the incident.
Description
Technical Field
The utility model relates to an industrial factory building is with large-scale oil-immersed rectifier transformer field, more specifically says, it relates to a transformer cooling controlling means.
Background
The transformer used in industrial delivery rooms is generally arranged in an independent space, the traditional transformer heat dissipation is mainly realized by arranging an air duct or an oil duct in a transformer body and taking away heat through the circulating flow of gas or oil to dissipate heat, in addition, a corresponding forced air exhaust device or a hot oil circulating heat dissipation device is also arranged, a water-cooling heat dissipation device is also beneficial to heat dissipation, the structure is complex, the manufacturing and maintenance difficulty is high, the pertinence to the type of the transformer is strong, the universal applicability is not available, in the operation process, a large-sized transformer often generates high heat and cannot be rapidly cooled through the air duct or the oil duct, the traditional transformer heat dissipation method also has the function of heat dissipation through arranging cooling fins or adding fans, but the simple combination of the air duct and the oil duct cannot achieve the ideal heat dissipation effect.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a transformer cooling control device has product integration, and area is little, the efficient advantage of cooling.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a transformer cooling control device comprises a temperature acquisition device and a cooling control device;
the temperature acquisition device is provided with a first temperature sensor, a signal converter and a microprocessor, wherein the first temperature sensor is positioned in the transformer oil tank and is used for acquiring the oil temperature in the transformer oil tank;
the cooling control device comprises an air cooling control system and a water cooling control system;
the air cooling and cooling control system is provided with fans which are arranged on the periphery of the transformer radiating fins;
the water-cooling control system is provided with a spray pipeline, and the spray pipeline is arranged along the top of the transformer radiating fin.
The temperature acquisition device is connected with the cooling control device, and the cooling control device starts a corresponding control system after receiving a signal of a microprocessor in the temperature acquisition device.
Preferably, the temperature acquisition device further comprises a second temperature sensor, and the second temperature sensor is arranged outside the transformer and used for acquiring the ambient temperature.
Preferably, the spray pipe is a hose, and the spray pipe is provided with a nozzle and a flow valve.
Preferably, the nozzles are arranged opposite to the direction of the heat sink.
Preferably, water-cooling control system still includes waste water circulating device, waste water circulating device includes water catch bowl, pipeline, circulating water pump, the water catch bowl bottom is equipped with down the water hole, it passes through pipe connection circulating water pump to descend the water hole.
Preferably, the transformer further comprises a first temperature indicating device for displaying the temperature in the transformer; and a second temperature indicating device for displaying the temperature of the surrounding environment.
Preferably, the first temperature indicating device displays that the temperature reaches 70 ℃, and the air cooling control system and the water cooling control system are started at the same time.
Preferably, the second temperature indicating device displays that the temperature reaches 50 ℃, and the air cooling control system is started.
Preferably, the temperature acquisition device further comprises an alarm, and when the temperature displayed by the first temperature indicating device reaches 95 ℃, the alarm is started and the transformer stops working.
The utility model discloses utilize temperature sensor to gather the temperature of the temperature in the transformer tank and surrounding environment, when the temperature that temperature indicating device shows exceeded the setting value, start corresponding cooling control system. The air cooling and water cooling are adopted, the temperature of the oil-immersed transformer is controlled within a certain range, the service life of the transformer is prolonged, and the air cooling and water cooling system is integrated on the transformer structure, so that the product structure is integrated, and the occupied area of equipment is reduced. Meanwhile, the spray water is recycled through a circulating system, so that the cost is reduced, and the energy is saved and the environment is protected.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the figure: 1. a transformer; 2. a heat sink; 3. a first temperature sensor; 4. a fan; 5. a spray pipe; 6. a second temperature sensor; 7. a water collection tank; 8. a pipeline; 9. a water circulating pump; 10. A drain hole; 11. a first temperature indicating device; 12. a second temperature indicating device.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: at present, the common means of cooling for the transformer generally adopts the fan to directly blow the transformer, and this application is through setting up spray header around the fin, controls water pressure, starts to spray when the temperature surpasss the setting value, cools down the transformer with the form of heat transfer, starts the fan simultaneously, and the fan not only can cool down the transformer of high temperature, can also be with spraying thin water evaporation, cools down for the more means of transformer through the endothermic mode of evaporation. Therefore, the air cooling and the water cooling are adopted to cool the transformer simultaneously, and the efficiency of cooling the transformer is improved.
At present, the cooling mode of the transformer without spray water is mainly to consider that the spray water can corrode the variable-pressure radiating fins made of metal materials, and the transformer is also worried about the conductive risk of water flow, so that the transformer is abandoned, and the utility model discloses under the requirement of ensuring that the transformer reaches the outdoor protection level, the spraying system is increased and the conductive risk of water flow is not existed, moreover, under the action of high-power fan and high temperature all around, the small water flow is extremely easy to evaporate, and the problem of radiating fin corrosion is not existed.
Referring to fig. 1, the embodiment of the present invention is:
a transformer 1 cooling control device comprises a temperature acquisition device and a cooling control device;
the temperature acquisition device is provided with a first temperature sensor 3, a signal converter and a microprocessor, wherein the first temperature sensor 3 is positioned in the oil tank of the transformer 1 and is used for acquiring the oil temperature in the oil tank of the transformer 1; the cooling control device comprises an air cooling control system and a water cooling control system; the first temperature sensor 3 is connected with the signal converter, the signal converter is connected with the microprocessor, the temperature sensor confirms the collected temperature signal through the signal converter and then provides the temperature signal to the microprocessor, and the microprocessor outputs whether to start the cooling control system.
The air cooling and cooling control system is a fan 4, and the fan 4 is arranged around the radiating fins 2 of the transformer 1; the transformer 1 is cooled by directly blowing cold air to the radiating fins 2 of the transformer 1 through the fans 4, the high-power fans 4 are generally arranged on two sides of the radiating fins 2 respectively, and the fans 4 blow the cold air oppositely, so that the air flow is increased, and the heat dissipation efficiency is improved.
The water-cooling control system is a spray pipeline 5, and the spray pipeline 5 is arranged along the top of the radiating fins 2 of the transformer 1. When the internal temperature of the transformer 1 exceeds a set value, the cooling fins 2 of the transformer 1 are sprayed for cooling.
The first temperature sensor 3 transmits the acquired temperature signal to the microprocessor through the signal converter, the microprocessor compares whether the temperature reaches a set value, if so, the temperature reduction control system is started to reduce the temperature of the transformer 1, and when the temperature is within the range of the set value, the temperature reduction control system is stopped.
The temperature acquisition device is connected with the cooling control device, and the cooling control device starts a corresponding control system after receiving a signal of a microprocessor in the temperature acquisition device.
Preferably, the temperature acquisition device further comprises a second temperature sensor 6, wherein the second temperature sensor 6 is arranged outside the transformer 1 and used for acquiring the temperature of the surrounding environment. The second temperature sensor 6 is arranged to collect the ambient temperature so as to avoid the performance of the transformer 1 from being adversely affected due to the rise of the ambient temperature. The signal converter receives the signal of the second temperature sensor and then converts the signal and transmits the signal to the microprocessor, the microprocessor compares whether the temperature reaches a set value or not, if so, the air-cooled cooling control system is started to reduce the temperature of the transformer 1, and when the temperature is within the range of the set value, the air-cooled cooling control system is stopped.
Preferably, the spraying pipeline 5 is a hose, the spraying pipeline 5 is provided with a nozzle and a flow valve, and the aperture of the nozzle is 2-5 mm. The arrangement of the nozzle aperture and the flow valve is to control the water outlet mode of the spray water, and the requirement is that the cooling spray fine water flows downwards slowly along the radiating fins 2 due to the action of gravity, rather than the water is discharged in a spray-shaped mode due to the action of pressure.
Preferably, the nozzles are arranged in a direction opposite to the fins so that the water flow can slowly flow down along the gravity of the fins.
Preferably, water-cooling control system still includes waste water circulating device, waste water circulating device includes water catch bowl 7, pipeline 8, circulating water pump 9, water catch bowl 7 bottom is equipped with down water hole 10, water hole 10 passes through pipeline 8 and connects circulating water pump 9 down. The water collecting tank 7 is a trapezoid body, the transformer 1 is arranged on the top horizontal plane, spray water flows to the lower water hole 10 along the peripheral inclined plane, the spray water collected by the water collecting tank 7 flows to the circulating water pump 9 through the lower water hole 10, and the circulating water pump 9 is connected with the main water pipe through a circulating water pipe.
Preferably, a first temperature indicating device 11 is further included, which displays the temperature inside the transformer 1; and a second temperature indicating device 12 for displaying the temperature of the surrounding environment.
Preferably, the first temperature indicating device 11 displays that the temperature reaches 70 ℃, and simultaneously starts the air cooling control system and the water cooling control system. Cold air is directly blown to the radiating fins 2 of the transformer 1 through the fan 4, and water flow of the spray pipeline 5 washes the radiating fins 2 to cool the radiating fins 2 in a heat transfer mode. Because the effect of fan 4 will heat up the shower water evaporation, because evaporation heat absorption takes away a part of transformer 1's heat again simultaneously, so the air-cooled water-cooling is given transformer 1 cooling simultaneously, has improved cooling efficiency.
Preferably, the second temperature indicating device 12 displays that the temperature reaches 50 ℃, and the air cooling control system is started. When the ambient temperature reaches 50 ℃, which indicates that the ambient environment of the transformer 1 is relatively severe, the fan 4 needs to be started to accelerate the air circulation to reduce the ambient temperature, so as to avoid the reverse influence of the ambient temperature on the transformer 1.
Preferably, the temperature acquisition device further comprises an alarm, and when the first temperature indicating device 11 displays that the temperature reaches 95 ℃, the alarm is started and the operation of the transformer 1 is stopped. Set up the siren, the personnel of being convenient for know transformer 1's behavior, in time overhaul the cooling. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a transformer cooling control device which characterized in that: comprises a temperature acquisition device and a cooling control device;
the temperature acquisition device is provided with a first temperature sensor, a signal converter and a microprocessor, wherein the first temperature sensor is positioned in the transformer oil tank and is used for acquiring the oil temperature in the transformer oil tank;
the cooling control device comprises an air cooling control system and a water cooling control system;
the air cooling and cooling control system is provided with fans which are arranged on the periphery of the transformer radiating fins;
the water-cooling control system is provided with a spray pipeline, and the spray pipeline is arranged along the top of the transformer radiating fin;
the temperature acquisition device is connected with the cooling control device, and the cooling control device starts a corresponding control system after receiving a signal of a microprocessor in the temperature acquisition device.
2. The transformer temperature reduction control device according to claim 1, wherein: the temperature acquisition device further comprises a second temperature sensor, and the second temperature sensor is arranged outside the transformer and used for acquiring the temperature of the surrounding environment.
3. The transformer temperature reduction control device according to claim 2, wherein: the spray pipe is a hose, and the spray pipe is provided with a nozzle and a flow valve.
4. A transformer temperature reduction control device according to claim 3, wherein: the nozzles are arranged opposite to the direction of the heat sink.
5. The transformer temperature reduction control device according to claim 4, wherein: the water-cooling control system further comprises a wastewater circulating device, the wastewater circulating device comprises a water collecting tank, a pipeline and a circulating water pump, a water hole is formed in the bottom of the water collecting tank, and the water hole is connected with the circulating water pump through the pipeline.
6. The transformer temperature reduction control device according to claim 5, wherein: the first temperature indicating device is used for displaying the temperature in the transformer; and a second temperature indicating device for displaying the temperature of the surrounding environment.
7. The transformer temperature reduction control device according to claim 6, wherein: the first temperature indicating device displays that the temperature reaches 70 ℃, and the air cooling control system and the water cooling control system are started at the same time.
8. The transformer temperature reduction control device according to claim 7, wherein: and the second temperature indicating device displays that the temperature reaches 50 ℃, and the air cooling control system is started.
9. The transformer temperature reduction control device according to claim 8, wherein: the temperature acquisition device also comprises an alarm, and when the temperature displayed by the first temperature indicating device reaches 95 ℃, the alarm is started and the transformer stops working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009938.XU CN213815750U (en) | 2020-12-15 | 2020-12-15 | Transformer cooling control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023009938.XU CN213815750U (en) | 2020-12-15 | 2020-12-15 | Transformer cooling control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213815750U true CN213815750U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023009938.XU Active CN213815750U (en) | 2020-12-15 | 2020-12-15 | Transformer cooling control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213815750U (en) |
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2020
- 2020-12-15 CN CN202023009938.XU patent/CN213815750U/en active Active
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