CN212032829U - Fire prevention type oil-immersed transformer - Google Patents
Fire prevention type oil-immersed transformer Download PDFInfo
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- CN212032829U CN212032829U CN202020935588.0U CN202020935588U CN212032829U CN 212032829 U CN212032829 U CN 212032829U CN 202020935588 U CN202020935588 U CN 202020935588U CN 212032829 U CN212032829 U CN 212032829U
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- immersed transformer
- way valve
- transformer body
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Abstract
The utility model provides a fire prevention type oil-immersed transformer, it includes the oil-immersed transformer body, two supporting shoes, water supply installation, the water pipe, three-way valve and water smoke shower nozzle, two supporting shoes set up relatively, and the top is fixed with oil-immersed transformer body, the through-hole has been seted up to oil-immersed transformer body lateral wall, the water pipe passes the through-hole, water supply installation and water piping connection, provide high pressure cooling water for the water pipe, the water pipe is located this external one end of oil-immersed transformer and is connected with the three-way valve, the entry of three-way valve leads to pipe and is connected with water supply installation, one of them export of three-way valve passes through pipe connection water smoke shower nozzle, make the water in the water pipe can cool off oil-immersed transformer body, can also.
Description
Technical Field
The utility model relates to an oil-immersed transformer field especially relates to a fire prevention type oil-immersed transformer.
Background
In the main electrical equipment of a power station, the oil-immersed transformer is widely applied due to the characteristics of economic investment, simple and convenient maintenance, low environmental requirement in operation and the like. The winding and the iron core of the oil-immersed transformer are all arranged in an oil tank filled with transformer oil, a cold water pipe is arranged in the oil tank for water-cooling and cooling, the transformer oil is petroleum liquid, the possibility of combustion exists, and the environment-friendly aspect has defects. In an emergency, when oil is sprayed in the event of a transformer accident, a large amount of transformer oil is sprayed from the transformer in a short time. If no protective measures are taken, firstly, the transformer and the surrounding environment are polluted; and secondly, after accident oil injection, big fire is easily caused, and oil injection with a large amount of leakage is undoubtedly carried out on fire. At present, a water-based fire extinguisher is adopted for extinguishing fire by an oil-immersed transformer, but the water-based fire extinguisher needs to be manually held for extinguishing fire, so that the danger is high, the water-based fire extinguisher needed in a short time is more, and the requirements on manpower and material resources are high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a fire prevention type oil-immersed transformer that can put out a fire fast.
The technical scheme of the utility model is realized like this: the utility model provides a fire prevention type oil-immersed transformer, it includes oil-immersed transformer body, two supporting shoes, water supply installation, the water pipe, three-way valve and water smoke shower nozzle, two supporting shoes set up relatively, and the top is fixed with oil-immersed transformer body, the through-hole has been seted up to oil-immersed transformer body lateral wall, the water pipe passes the through-hole, water supply installation and water piping connection, provide high pressure cooling water for the water pipe, the water pipe is located this external one end of oil-immersed transformer and is connected with the three-way valve, the entry of three-way valve leads to pipe and is connected with water supply installation, one of them export of three-way valve passes through.
On the basis of the above technical scheme, preferably, the three-way valve is a three-way ball valve.
On the basis of above technical scheme, preferred, still include smoke transducer and PLC controller, the three-way valve is three solenoid valve, and oil-immersed transformer body lateral wall bottom is fixed with smoke transducer and PLC controller, smoke transducer's output electric connection PLC controller's input, the output electric connection three-way valve of PLC controller.
On the basis of the technical scheme, preferably, the oil-immersed transformer body further comprises a box body, two fixing blocks, a transformer and a pressure release valve, wherein the two fixing blocks are fixed at the bottom of the inner side of the box body, the transformer is fixed above the two fixing blocks which are oppositely arranged, the pressure release valve is fixed at the bottom of the box body and located between the two fixing blocks, the pressure release valve is sealed with the bottom of the box body through a sealing gasket, and a water spray nozzle of the water spray nozzle faces the lower portion of the oil-immersed transformer body.
Still further preferably, the oil storage pit is arranged below the pressure release valve, and cobbles are paved in the oil storage pit.
Preferably, the number of the water pipes, the three-way valve and the water mist spray heads is two, and the two water pipes are located at the bottom of the oil-immersed transformer body and are arranged oppositely.
On the basis of above technical scheme, it is preferred, water supply installation includes cistern, condenser and water pump, and the cistern passes through the pipeline to be connected with the condenser, and the condenser passes through the pipeline to be connected with the water pump, and water pump and water piping connection, another export of three-way valve passes through the pipe connection cistern.
The utility model discloses a fire prevention type oil-immersed transformer has following beneficial effect for prior art:
(1) the oil-immersed transformer comprises an oil-immersed transformer body, two supporting blocks, a water supply device, a water pipe, a three-way valve and a water mist sprayer, wherein the two supporting blocks are oppositely arranged, the oil-immersed transformer body is fixed above the two supporting blocks, the side wall of the oil-immersed transformer body is provided with a through hole, the water pipe penetrates through the through hole, the water supply device is connected with the water pipe to provide high-pressure cooling water for the water pipe, one end of the water pipe, which is positioned outside the oil-immersed transformer body, is connected with the three-way valve, an inlet of the three-way valve is connected with the water supply device through the water pipe, one outlet of the three-way valve is connected with the water mist sprayer through;
(2) by arranging the smoke sensor and the PLC, the three-way valve is a three-way electromagnetic valve, the smoke sensor and the PLC are fixed at the bottom of the side wall of the oil-immersed transformer body, the output end of the smoke sensor is electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected with the three-way valve, so that the oil-immersed transformer body can automatically extinguish a fire when the oil-immersed transformer body is on fire;
(3) through setting up the box, two fixed blocks, the transformer, pressure release valve, the inboard bottom of box is fixed with two fixed blocks, two fixed blocks set up relatively and the top is fixed with the transformer, pressure release valve is fixed in the bottom half and is located between two fixed blocks, pressure release valve and bottom half are sealed through seal gasket, water smoke shower nozzle water jet is towards oil-immersed transformer body below, at oil-immersed transformer body pressure too high, when getting up to burn, pressure release valve can open, discharge oil, prevent oil-immersed transformer burning explosion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a water pipe, a three-way valve and a water mist nozzle of a fireproof oil-immersed transformer according to the present invention;
fig. 2 is the utility model discloses a fire prevention type oil-immersed transformer's structure chart.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, combine fig. 2, the utility model discloses a fire prevention type oil-immersed transformer, it includes oil-immersed transformer body 1, two supporting shoes 2, water supply installation 3, water pipe 4, three-way valve 5, water smoke shower nozzle 6, smoke transducer 7, PLC controller 8 and oil storage pit 9.
The oil-immersed transformer body 1 is used for converting voltage, and the interior of the oil-immersed transformer body is filled with transformer oil for dissipating heat of a transformer. Specifically, the oil-immersed transformer body 1 further comprises a box body 11, two fixing blocks 12, a transformer 13 and a pressure release valve 14, the two fixing blocks 12 are fixed at the bottom of the inner side of the box body 11, the two fixing blocks 12 are oppositely arranged, the transformer 13 is fixed above the two fixing blocks 12, the pressure release valve 14 is fixed at the bottom of the box body 11 and located between the two fixing blocks 12, and the pressure release valve 14 is sealed with the bottom of the box body 11 through a sealing gasket. So, at 1 high pressure of oil-immersed transformer body, when will burning, pressure release valve 14 can be opened, with oil discharge, prevents oil-immersed transformer burning explosion, and two fixed block 12 top fixed transformer 13 make things convenient for fluid to flow from pressure release valve 14.
The oil storage pit 9 is used for receiving oil discharged from the pressure release valve 14 and preventing the environment from being polluted. Specifically, the oil storage pit 9 is positioned below the pressure release valve 14, and cobblestones are laid in the oil storage pit 9. And paving cobblestones for cooling and preventing the oil from burning too much fire.
Two supporting shoes 2 are used for supporting oil-immersed transformer body 1, and is concrete, and two supporting shoes 2 set up relatively, and the top is fixed with oil-immersed transformer body 1. Two supporting blocks 2 can make things convenient for water smoke shower nozzle 6 to put out a fire.
The water supply device 3 provides high-pressure cooling water for the water pipe 4, and the water pipe 4 is used for cooling the oil-immersed transformer body 1. Specifically, a through hole is formed in the side wall of the oil-immersed transformer body 1, the water pipe 4 penetrates through the through hole, and the water supply device 3 is connected with the water pipe 4. The oil-immersed transformer body 1 is conveniently cooled by water.
More specifically, water supply installation 3 includes cistern 31, condenser 32 and water pump 33, and cistern 31 passes through the pipeline to be connected with condenser 32, and condenser 32 passes through the pipeline to be connected with water pump 33, and water pump 33 is connected with water pipe 4, and water pipe 4 is located the outer one end of oil-immersed transformer body 1 and is connected with three-way valve 5, and another export of three-way valve 5 passes through pipe connection cistern 31. Therefore, the water can be recycled, and resources are saved.
The three-way valve 5 and the water mist spray head 6 are used for extinguishing the fire of the oil-immersed transformer body 1. Specifically, the one end that water pipe 4 is located outside oil-immersed transformer body 1 is connected with three-way valve 5, and three-way valve 5's entry leads to pipe 4 to be connected with water supply installation 3, and one of them export of three-way valve 5 passes through pipe connection water smoke shower nozzle 6. When the oil-immersed transformer body 1 is on fire, the three-way valve 5 is opened, so that the cooling water in the water pipe 4 does not flow back into the reservoir 31 any more, but flows into the water mist spray head 6 to extinguish the fire of the oil-immersed transformer body 1.
The utility model discloses a three-way valve 5 is used for controlling rivers. In one case, the three-way valve 5 is a three-way ball valve, so that the three-way valve 5 can be manually controlled to extinguish a fire. Alternatively, the three-way valve 5 is a three-way solenoid valve, so that fire can be extinguished by automatically controlling the three-way valve 5.
Specifically, three-way valve 5 is three-way solenoid valve, and 1 lateral wall bottom of oil-immersed transformer body is fixed with smoke transducer 7 and PLC controller 8, smoke transducer 7's output electric connection PLC controller 8's input, PLC controller 8's output electric connection three-way valve 5. When oil immersed transformer body 1 is on fire, smoke transducer 7 detects the oil smoke, and then controls three-way valve 5 through PLC controller 8, makes water smoke shower nozzle 6 water spray put out a fire.
More specifically, the water spray nozzle of the water spray nozzle 6 faces the lower part of the oil-immersed transformer body 1, and because oil flows out from the pressure release valve 14 and is combusted in the oil storage pit 9, the fire extinguishing effect of the water spray nozzle 6 facing the lower part of the oil-immersed transformer body 1 is better.
More specifically, the quantity of water pipe 4, three-way valve 5 and water smoke shower nozzle 6 is two, and two water pipes 4 are located 1 bottoms of oil-immersed transformer body and relative setting, make the fire-extinguishing effect better.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a fire prevention type oil-immersed transformer, its includes oil-immersed transformer body (1), two supporting shoes (2), water supply installation (3), water pipe (4), three-way valve (5) and water smoke shower nozzle (6), its characterized in that:
the two supporting blocks (2) are arranged oppositely, and an oil-immersed transformer body (1) is fixed above the supporting blocks;
a through hole is formed in the side wall of the oil-immersed transformer body (1), and the water pipe (4) penetrates through the through hole;
the water supply device (3) is connected with the water pipe (4) and provides high-pressure cooling water for the water pipe (4);
one end of the water pipe (4) positioned outside the oil-immersed transformer body (1) is connected with a three-way valve (5), the inlet of the three-way valve (5) is connected with the water supply device (3) through the water pipe (4), and one outlet of the three-way valve (5) is connected with the water mist spray head (6) through a pipeline.
2. A fire-resistant oil-filled transformer according to claim 1, wherein: the three-way valve (5) is a three-way ball valve.
3. A fire-resistant oil-filled transformer according to claim 1, wherein: still include smoke transducer (7) and PLC controller (8), three-way valve (5) are three-way solenoid valve, and oil-immersed transformer body (1) lateral wall bottom is fixed with smoke transducer (7) and PLC controller (8), the input of the output electric connection PLC controller (8) of smoke transducer (7), the output electric connection three-way valve (5) of PLC controller (8).
4. A fire-resistant oil-filled transformer according to claim 1, wherein: oil-immersed transformer body (1) still includes box (11), two fixed blocks (12), transformer (13) and pressure release valve (14), box (11) inboard bottom is fixed with two fixed blocks (12), two fixed blocks (12) set up relatively and the top is fixed with transformer (13), pressure release valve (14) are fixed in box (11) bottom and are located between two fixed blocks (12), pressure release valve (14) are sealed through seal gasket with box (11) bottom, water spray nozzle (6) water jet orientation oil-immersed transformer body (1) below.
5. A fire-resistant oil-filled transformer according to claim 4, characterized in that: the oil storage pit (9) is positioned below the pressure release valve (14), and cobbles are laid in the oil storage pit (9).
6. A fire-resistant oil-filled transformer according to claim 5, characterized in that: the number of the water pipes (4), the three-way valve (5) and the water mist spray heads (6) is two, and the two water pipes (4) are located at the bottom of the oil-immersed transformer body (1) and are arranged oppositely.
7. A fire-resistant oil-filled transformer according to claim 1, wherein: the water supply device (3) comprises a water storage tank (31), a condenser (32) and a water pump (33), the water storage tank (31) is connected with the condenser (32) through a pipeline, the condenser (32) is connected with the water pump (33) through a pipeline, the water pump (33) is connected with a water pipe (4), and the other outlet of the three-way valve (5) is connected with the water storage tank (31) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935588.0U CN212032829U (en) | 2020-05-28 | 2020-05-28 | Fire prevention type oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020935588.0U CN212032829U (en) | 2020-05-28 | 2020-05-28 | Fire prevention type oil-immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212032829U true CN212032829U (en) | 2020-11-27 |
Family
ID=73481422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020935588.0U Expired - Fee Related CN212032829U (en) | 2020-05-28 | 2020-05-28 | Fire prevention type oil-immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212032829U (en) |
-
2020
- 2020-05-28 CN CN202020935588.0U patent/CN212032829U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 Termination date: 20210528 |