CN210182215U - Burnout prevention device of oil-immersed high-voltage transformer - Google Patents
Burnout prevention device of oil-immersed high-voltage transformer Download PDFInfo
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- CN210182215U CN210182215U CN201921450508.6U CN201921450508U CN210182215U CN 210182215 U CN210182215 U CN 210182215U CN 201921450508 U CN201921450508 U CN 201921450508U CN 210182215 U CN210182215 U CN 210182215U
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Abstract
The utility model discloses an oil-immersed high voltage transformer's burnout prevention device, including oil-immersed transformer, oil-immersed transformer's outside cladding has the heat absorption case that is the rectangle structure, oil-immersed transformer's bottom fixedly connected with heat dissipation case, oil-immersed transformer's top fixedly connected with roof-rack, the electric cabinet is installed in the top left side of roof-rack. The utility model discloses in, at first, inside is provided with prevents burning out the device, when oil-immersed high voltage transformer burns, can automize and put out a fire the processing to oil-immersed high voltage transformer, the production that oil-immersed high voltage transformer burns out the phenomenon has both been reduced, the security performance of oil-immersed high voltage transformer has also been promoted simultaneously, secondly, inside is provided with circulation heat radiation structure, can carry out the water-cooling heat dissipation processing that circulates to oil-immersed high voltage transformer under normal atmospheric temperature, the production of transformer high temperature combustion phenomenon has been reduced, the heat dispersion of transformer has also been promoted simultaneously.
Description
Technical Field
The utility model relates to an oil-immersed transformer technical field especially relates to an oil-immersed high voltage transformer's burnout prevention device.
Background
Distribution transformers are one of the important devices in industrial and mining enterprises and civil building power supply and distribution systems, and reduce the voltage of a 10 (6) kV or 35kV network to 230/400V bus voltage used by users. The product is suitable for alternating current of 50 (60) Hz, the maximum three-phase rated capacity is 2500kVA, the product can be used indoors or outdoors, the product can be arranged on a rod when the capacity is 315kVA or below, the ambient temperature is not higher than 40 ℃, not lower than-25 ℃, the maximum daily average temperature is 30 ℃, the maximum annual average temperature is 20 ℃, the relative humidity is not higher than 90% (ambient temperature is 25 ℃), and the altitude is not higher than 1000 m.
However, the existing oil-immersed high-voltage transformer still has the defects that: firstly, the interior is not provided with the burnout prevention device, when the oil-immersed high-voltage transformer burns, the automatic fire extinguishing treatment can not be carried out on the oil-immersed high-voltage transformer, and the burnout phenomenon of the oil-immersed high-voltage transformer is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the anti-burnout device of the oil immersed high-voltage transformer aims to solve the problem that the traditional immersed high-voltage transformer cannot be automatically put out a fire because the traditional immersed high-voltage transformer is not provided with the anti-burnout device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an oil-immersed high voltage transformer's burnout prevention device, includes oil-immersed transformer, oil-immersed transformer's outside cladding has the heat absorption case that is the rectangle structure, oil-immersed transformer's bottom fixedly connected with heat dissipation case, oil-immersed transformer's top fixedly connected with roof-rack, the electric cabinet is installed in the top left side of roof-rack, spray the dish is installed to the bottom of roof-rack, the bottom of roof-rack is close to one side of spraying the dish and installs temperature sensor, the water pump is installed on the top right side of roof-rack, the water pump pass through the inlet tube respectively with heat dissipation case and heat absorption case intercommunication, the water pump is through first drain pipe and spraying dish intercommunication, the water pump passes through second drain pipe and heat absorption case intercommunication.
As a further description of the above technical solution:
the top of the front end face of the heat absorption box is connected with a liquid feeding pipe, and the top end of the liquid feeding pipe is connected with a sealing spiral cover in a screwing mode.
As a further description of the above technical solution:
the outer side of the heat absorption box is fixedly connected with a plurality of groups of heat dissipation fins.
As a further description of the above technical solution:
the spraying disc is of a rectangular structure, and the bottom of the spraying disc is communicated with a plurality of groups of nozzles distributed in a rectangular array.
As a further description of the above technical solution:
the outside of first drain pipe is provided with first solenoid valve, the outside of second drain pipe is provided with the second solenoid valve.
As a further description of the above technical solution:
the inner side of the electric cabinet is provided with a controller, the output end of the temperature sensor is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the input ends of the first electromagnetic valve and the second electromagnetic valve respectively.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. in the utility model, the inner part is provided with the burnout prevention device, the frame is provided with the controller, the temperature sensor, the water pump and the spraying disc, the water pump is communicated with the spraying disc through the first liquid outlet pipe, the first electromagnetic valve is arranged outside the first liquid outlet pipe, when the oil-immersed transformer burns, the top of the oil-immersed transformer generates high temperature, the temperature sensor transmits temperature data to the controller, the controller analyzes and calculates the temperature data to control the opening of the first electromagnetic valve, the water pump sends distilled water in the heat dissipation box and the heat absorption box into the spraying disc through the first liquid outlet pipe, the spraying disc uniformly sprays the distilled water to the top of the oil-immersed transformer, the structure can automatically extinguish the oil-immersed high-voltage transformer when the oil-immersed high-voltage transformer burns, thereby reducing the burnout phenomenon of the oil-immersed high-voltage transformer, meanwhile, the safety performance of the oil-immersed high-voltage transformer is improved.
2. The utility model discloses in, inside is provided with circulation heat radiation structure, be provided with the heat absorption case in oil-immersed transformer's outside, bottom at oil-immersed transformer is provided with the heat dissipation case, the water pump passes through inlet tube and heat dissipation case and heat absorption case intercommunication simultaneously, the water pump passes through second drain pipe and heat absorption case intercommunication simultaneously, under the normal atmospheric temperature condition, the heat absorption case can transmit the heat of transformer and absorb, under the effect of water pump, distilled water after the heat absorption of heat absorption incasement portion just can enter into the inside of heat dissipation case and carry out the heat dissipation and handle, distilled water after the heat dissipation incasement portion dispels the heat simultaneously just can continue to enter into the inside of heat absorption case, this kind of structure can carry out the water-cooling heat dissipation processing that circulates to oil-immersed high voltage transformer under normal atmospheric temperature, the production of transformer high temperature combustion phenomenon has been.
Drawings
Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention;
fig. 2 is a schematic view of a connection structure provided according to an embodiment of the present invention;
fig. 3 shows a work flow block diagram provided according to an embodiment of the present invention.
Illustration of the drawings:
1. an oil-immersed transformer; 2. a heat absorption box; 201. a liquid feeding pipe; 202. sealing and screwing the cover; 3. heat dissipation fins; 4. a heat dissipation box; 5. a top frame; 6. an electric cabinet; 7. a controller; 8. a spray tray; 9. a water pump; 10. a liquid inlet pipe; 11. a first liquid outlet pipe; 1101. a first solenoid valve; 12. a second liquid outlet pipe; 1201. a second solenoid valve; 13. a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The utility model discloses in, the 13 models of temperature sensor who uses are (PT 100), and the 7 models of controller that use are (AVR central control treater), and the model of the first solenoid valve 1101 and the second solenoid valve 1201 of use is (DMF-Z-40S), and above-mentioned product all can be purchased on the market.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides an oil-immersed high voltage transformer's burnout prevention device, including oil-immersed transformer 1, oil-immersed transformer 1's outside cladding has heat absorption case 2 that is the rectangle structure, oil-immersed transformer 1's bottom fixedly connected with heat dissipation case 4, oil-immersed transformer 1's top fixedly connected with roof-rack 5, electric cabinet 6 is installed in the top left side of roof-rack 5, spray tray 8 is installed to the bottom of roof-rack 5, one side that the bottom of roof-rack 5 is close to spray tray 8 is installed temperature sensor 13, water pump 9 is installed on roof right side of roof-rack 5, water pump 9 passes through inlet pipe 10 respectively with heat dissipation case 4 and heat absorption case 2 intercommunication, water pump 9 is through first drain pipe 11 and spray tray 8 intercommunication, water pump 9 passes through second drain pipe 12 and heat absorption case 2 intercommunication.
Specifically, as shown in fig. 1, the preceding terminal surface top of heat absorption case 2 is connected with liquid feeding pipe 201, and the top of liquid feeding pipe 201 closes soon and is connected with sealed spiral cover 202, the outside fixedly connected with multiunit heat dissipation wing 3 of heat absorption case 2, it is the rectangle structure to spray dish 8, and the bottom intercommunication of spraying dish 8 has the multiunit to be the shower nozzle that the rectangle array distributes, the setting of liquid feeding pipe 201, the inside liquid feeding of heat absorption case 2 of being convenient for is handled, the setting of sealed spiral cover 202, the sealed processing of the liquid feeding pipe 201 opening part of being convenient for, the setting of multiunit heat dissipation wing 3, the outside area of contact of heat absorption case 2 has been promoted, thereby the heat dissipation of heat absorption case 2 of.
Specifically, as shown in fig. 1 and 3, a first electromagnetic valve 1101 is disposed outside the first liquid outlet pipe 11, a second electromagnetic valve 1201 is disposed outside the second liquid outlet pipe 12, a controller 7 is disposed inside the electric cabinet 6, an output end of the temperature sensor 13 is electrically connected to an input end of the controller 7, an output end of the controller 7 is electrically connected to input ends of the first electromagnetic valve 1101 and the second electromagnetic valve 1201, the first electromagnetic valve 1101 and the second electromagnetic valve 1201 are disposed to facilitate liquid drainage control processing of the first liquid outlet pipe 11 and the second liquid outlet pipe 12, and the temperature sensor 13 is disposed to monitor the temperature outside the oil-immersed transformer 1 in real time and transmit data to the controller 7.
The working principle is as follows: when the oil immersed transformer 1 is used, the burnout prevention device is integrally installed outside the oil immersed transformer 1, the oil immersed transformer 1 is installed at a specified position, distilled water is added into the heat absorption box 2 through the liquid adding pipe 201, the sealing rotary cover 202 can be screwed, when the oil immersed transformer 1 works at normal temperature, the distilled water in the heat absorption box 2 can transfer and absorb heat generated by the oil immersed transformer 1, meanwhile, under the action of the water pump 9, the distilled water after absorbing heat in the heat absorption box 2 can enter the inside of the heat dissipation box 4 through the liquid inlet pipe 10 to perform heat dissipation treatment, meanwhile, under the action of liquid flowing, the distilled water after dissipating heat in the heat dissipation box 4 can enter the inside of the heat absorption box 2 through the liquid inlet pipe 10 and the second liquid outlet pipe 12 to continue heat absorption treatment, so that the circulating heat dissipation treatment of the oil immersed transformer 1 is completed, and when the oil immersed transformer 1 burns, the top of the oil immersed transformer 1 can generate high temperature, temperature sensor 13 just can be with temperature data transmission to controller 7, controller 7 carries out analysis and calculation back with temperature data, alright control first solenoid valve 1101 opens, and water pump 9 just can send into spray tray 8 with the inside distilled water of heat dissipation case 4 and heat absorption case 2 in through first drain pipe 11, spray tray 8 can be even spray the top to oil-immersed transformer 1 with distilled water to carry out the automation to oil-immersed transformer 1 and put out a fire the processing.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The burnout prevention device of the oil-immersed high-voltage transformer comprises an oil-immersed transformer (1) and is characterized in that a heat absorption box (2) of a rectangular structure is wrapped outside the oil-immersed transformer (1), a heat dissipation box (4) is fixedly connected to the bottom of the oil-immersed transformer (1), a top frame (5) is fixedly connected to the top of the oil-immersed transformer (1), an electric cabinet (6) is installed on the left side of the top frame (5), a spraying disc (8) is installed at the bottom of the top frame (5), a temperature sensor (13) is installed on one side, close to the spraying disc (8), of the bottom of the top frame (5), a water pump (9) is installed on the right side of the top frame (5), the water pump (9) is respectively communicated with the heat dissipation box (4) and the heat absorption box (2) through a liquid inlet pipe (10), and the water pump (9) is communicated with the spraying disc (8) through a liquid, the water pump (9) is communicated with the heat absorption box (2) through a second liquid outlet pipe (12).
2. The burnout prevention device for the oil-immersed high-voltage transformer according to claim 1, wherein a liquid feeding pipe (201) is connected to the top of the front end face of the heat absorption box (2), and a sealing rotary cover (202) is screwed and connected to the top end of the liquid feeding pipe (201).
3. The burnout prevention device for the oil-immersed high-voltage transformer according to claim 2, wherein a plurality of groups of heat dissipation fins (3) are fixedly connected to the outer side of the heat absorption box (2).
4. The oil-immersed high-voltage transformer burnout prevention device according to claim 1, wherein the spraying plate (8) is of a rectangular structure, and the bottom of the spraying plate (8) is communicated with a plurality of groups of nozzles distributed in a rectangular array.
5. The oil-immersed high-voltage transformer burnout prevention device according to claim 1, wherein a first solenoid valve (1101) is arranged outside the first liquid outlet pipe (11), and a second solenoid valve (1201) is arranged outside the second liquid outlet pipe (12).
6. The oil-immersed high-voltage transformer burnout prevention device according to claim 5, wherein a controller (7) is disposed inside the electric cabinet (6), an output end of the temperature sensor (13) is electrically connected to an input end of the controller (7), and an output end of the controller (7) is electrically connected to input ends of the first electromagnetic valve (1101) and the second electromagnetic valve (1201), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450508.6U CN210182215U (en) | 2019-09-03 | 2019-09-03 | Burnout prevention device of oil-immersed high-voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450508.6U CN210182215U (en) | 2019-09-03 | 2019-09-03 | Burnout prevention device of oil-immersed high-voltage transformer |
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| CN210182215U true CN210182215U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921450508.6U Active CN210182215U (en) | 2019-09-03 | 2019-09-03 | Burnout prevention device of oil-immersed high-voltage transformer |
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| CN (1) | CN210182215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113769310A (en) * | 2021-09-09 | 2021-12-10 | 李大文 | Fire safety monitoring and early warning equipment of transformer substation |
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2019
- 2019-09-03 CN CN201921450508.6U patent/CN210182215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113769310A (en) * | 2021-09-09 | 2021-12-10 | 李大文 | Fire safety monitoring and early warning equipment of transformer substation |
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