CN213183872U

CN213183872U - Transformer that fire behavior is good

Info

Publication number: CN213183872U
Application number: CN202021768787.3U
Authority: CN
Inventors: 朱志国; 汤秀林; 李伟东; 江文斌
Original assignee: Xiangyang Jiuding Xinmao Electric Co ltd
Current assignee: Xiangyang Jiuding Xinmao Electric Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-05-11
Anticipated expiration: 2030-08-22

Abstract

The utility model discloses a transformer that fire behavior is good relates to transformer technical field. This transformer that fire behavior is good, including the box, the vent has all been seted up to the both sides outer wall of box, and the internal surface fixed connection of box has the heat insulating board, and the internal surface fixed connection of heat insulating board has fire-retardant board, and the both sides inner wall of box is close to the equal fixedly connected with fixed block in top position. This transformer that fire behavior is good, can block the intensity of a fire through fire-retardant board and stretch to the outside, the heat insulating board can be isolated to the temperature, prevent that the box outside temperature is too high, the fusing pole fuses because the temperature is too high, the rotor plate rotates on the fixed block, the husky follow rotor plate of putting out a fire drops and put out a fire inside the box, the homonymy magnetite attracts mutually to fix the rotor plate position, sealed pad seals the vent, isolate to the box inside air and put out a fire, can reach reinforcing transformer fire proofness, and can in time put out a fire the effect to the transformer of burning.

Description

Transformer that fire behavior is good

Technical Field

The utility model relates to a transformer technical field specifically is a transformer that fire behavior is good.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, the main components are a primary coil, a secondary coil and an iron core, the main functions are voltage transformation, current transformation, impedance transformation, isolation and voltage stabilization, in the competition that a power generation field should output direct current and alternating current, the alternating current can use the transformer as one of the advantages, the transformer can convert electric energy into a high-voltage low-current form and then convert the electric energy back, thereby greatly reducing the loss of the electric energy in the transmission process, leading the economic transmission distance of the electric energy to be farther, the transformer which is mainly used for small-capacity transformers such as high-rise buildings, high-speed toll stations, local illumination, electronic circuits and the like is a dry-type transformer, but the magnetic core of the existing transformer can be heated in a dry type under the long-time work, leading the aging of an insulating pad, the coil can also be heated, leading, therefore, local ignition and even internal combustion of the transformer are caused, if the spread of fire is not timely inhibited, greater property loss or casualties can be caused, and the existing dry-type transformer in the market partially uses a heat dissipation fan to dissipate heat, even natural heat dissipation, so that the heat dissipation efficiency is low, and spontaneous combustion of the transformer due to overhigh temperature is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a transformer that fire behavior is good can put out the fire when transformer inside catches fire, prevents the intensity of a fire to stretch, can carry out good heat dissipation to transformer inside, prevents the transformer spontaneous combustion.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a transformer that fire behavior is good, the power distribution box comprises a box body, the vent has all been seted up to the both sides outer wall of box, the internal surface fixed connection of box has the heat insulating board, the internal surface fixed connection of heat insulating board has fire-retardant board, the both sides inner wall of box is close to the equal fixedly connected with fixed block in top position, two one side outer wall that is close to each other of fixed block all rotates and is connected with the rotor plate, two one side outer wall that the rotor plate is close to each other has all seted up the fixed slot, and the inside slip of fixed slot inlays and is equipped with the fuse-link to the surface of fuse-link and the interior surface laminating of fixed slot, two the equal fixedly connected with in bottom of rotor plate fills up pad, two one side bottom that is close to each other of rotor plate and.

In order to fix the case and not influence the heat dissipation of box, as the utility model relates to a transformer that fire behavior is good is preferred, the both sides outer wall of box passes through the equal fixedly connected with fixed case of vent, and the fixed case one side that is close to each other all communicates with the box.

Prevent inside moisture gets into the box in order to carry out radiating the box, as the utility model relates to a transformer that fire behavior is good is preferred, two one side outer wall that the box was kept away from to the fixed box has all seted up the mounting groove, and has inlayed through the mounting groove is fixed between the inside top surface of fixed box and the bottom surface and be equipped with the shutter.

In order to let the air in the box circulate the heat dissipation, as the utility model relates to a transformer that fire behavior is good is preferred, two fixed the inlaying between the inside top surface of fixed case and the bottom surface is equipped with mount, two one side outer wall of mount all has the motor through the bolt fastening, and the output of motor all rotates and is connected with the heat dissipation fan.

In order to strengthen the heat dissipation to the box inside, as the utility model relates to a transformer that fire behavior is good is preferred, be close to bottom fixedly connected with heat-conducting plate between the both sides inner wall of box, and it has the coolant liquid to fill between the bottom of heat-conducting plate and the inside bottom surface of box.

In order to distribute away the absorptive heat of coolant liquid, as the utility model relates to a transformer that fire behavior is good is preferred, the inside bottom surface fixedly connected with conducting strip of box, the bottom fixedly connected with fin of conducting strip, and the fin is located the outside of box.

The utility model provides a transformer that fire behavior is good. The method has the following beneficial effects:

(1) this transformer that fire behavior is good, can block the intensity of a fire through fire-retardant board and stretch to the outside, the heat insulating board can completely cut off the temperature, prevent that the box outside temperature is too high, the fusing pole fuses because the temperature is too high, the rotor plate rotates on the fixed block, the husky follow rotor plate of putting out a fire drops and put out a fire inside the box, the homonymy magnetite attracts mutually to fix the rotor plate position, sealed pad seals up the vent, completely cut off to the inside air of box and put out a fire, can reach reinforcing transformer fire proofness, and can in time put out a fire the effect to the transformer of burning.

(2) This transformer that fire behavior is good, through starter motor, the motor drives the heat dissipation fan and rotates, the heat dissipation fan can flow with higher speed the inside air admission of box, the shutter can prevent the inside of moisture entering box when the circulation of air, accelerate the inside heat dissipation of box, the heat-conducting plate can be with in the heat conduction of box advances the coolant liquid, the conducting strip can conduct the heat of coolant liquid, give off the heat to the transformer in the air through the fin and dispel the heat, can fully dispel the heat to the transformer, prevent the transformer because of the effect of the high and spontaneous combustion of temperature.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a box body; 2. a vent; 3. a heat insulation plate; 4. a flame retardant sheet; 5. a fixed block; 6. a rotating plate; 7. fixing grooves; 8. a fuse rod; 9. a gasket; 10. a magnet; 11. fire extinguishing sand; 12. a fixed box; 13. a blind window; 14. a fixed mount; 15. a motor; 16. a heat dissipation fan; 17. a heat conducting plate; 18. a heat conductive sheet; 19. and a heat sink.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a transformer with good fireproof performance comprises a box body 1, vent holes 2 are formed in the outer walls of two sides of the box body 1, a heat insulation plate 3 is fixedly connected to the inner surface of the box body 1, a flame retardant plate 4 is fixedly connected to the inner surface of the heat insulation plate 3, fixed blocks 5 are fixedly connected to the positions, close to the top, of the inner walls of the two sides of the box body 1, rotating plates 6 are rotatably connected to the outer walls of the two fixed blocks 5 at one sides close to each other, fixing grooves 7 are formed in the outer walls of the two rotating plates 6 at one sides close to each other, fusing rods 8 are slidably embedded, and the surface of fusing rod 8 and the laminating of the internal surface of fixed slot 7, the equal fixedly connected with sealed pad 9 in bottom of two rotor plates 6, the equal fixedly connected with magnetite 10 of the both sides inner wall of one side bottom and the box 1 that is close to each other of two rotor plates 6, the sand 11 of putting out a fire has been placed at the top of two rotor plates 6.

In this embodiment: the box body 1 can fix and protect electronic components required by the transformer, the ventilation opening 2 can facilitate the circulation of air inside the box body 1, the heat insulation board 3 can insulate the temperature when the temperature inside the box body 1 is higher and the ignition temperature inside the box body 1 is overhigh, so that workers can be prevented from being scalded when the workers repair the transformer, the flame retardant plate 4 can prevent the internal fire from spreading outwards when the box body 1 burns, the fixed block 5 can fix the rotating plate 6, the rotating plate 6 can fix the fire extinguishing sand 11, the rotating plate 6 can fix the fusing rod 8 through the fixed groove 7, the fusing rod 8 can connect and fix the two rotating plates 6, the fusing rod 8 is made of a low-melting-point material, and can fuse due to overhigh temperature when the fire is caught inside the transformer, so that the rotating plate 6 rotates downwards, and the fire extinguishing sand 11 falls into the transformer to extinguish the fire, make the inner wall laminating of sealed pad 9 and box 1, seal vent 2, the inside air of isolated box 1 enters the field and puts out a fire, and two magnetite 10 of homonymy can inter attraction, fix rotor plate 6.

Specifically, the outer wall of the two sides of the box body 1 is fixedly connected with a fixed box 12 through a vent 2, and one side of the fixed box 12 close to each other is communicated with the box body 1.

In this embodiment: the box body 1 can fix the fixing box 12 without affecting the circulation of air inside the box body 1.

Specifically, the mounting groove has all been seted up to one side outer wall that two fixed casees 12 kept away from box 1, and through pressing that fixed the inlaying of grass between the inside top surface of fixed case 12 and the bottom surface and be equipped with shutter 13.

In this embodiment: the fixing case 12 may fix the louver 13, and the louver 13 may block moisture from entering the inside of the case 1 without affecting the air circulation.

Specifically, a fixing frame 14 is fixedly embedded between the top surface and the bottom surface of the two fixing boxes 12, a motor 15 is fixed on the outer wall of one side of each of the two fixing frames 14 through bolts, and the output end of the motor 15 is rotatably connected with a heat dissipation fan 16.

In this embodiment: the fixing box 12 can fix the fixing frame 14, the fixing frame 14 can fix the motor 15, the motor 15 can drive the heat dissipation fan 16 to rotate, the air in the box body 1 is accelerated to flow, heat dissipation is promoted, and the motor 15 is of a 5IK120RGN-CF model.

Specifically, a heat conducting plate 17 is fixedly connected between the inner walls of the two sides of the box body 1 and close to the bottom, and cooling liquid is filled between the bottom of the heat conducting plate 17 and the inner bottom surface of the box body 1.

In this embodiment: the box body 1 can fix the heat conducting plate 17 by mechanical energy, and the heat conducting plate 17 can conduct the heat in the box body 1 into the cooling liquid.

Specifically, the bottom surface of the interior of the box 1 is fixedly connected with a heat-conducting fin 18, the bottom of the heat-conducting fin 18 is fixedly connected with a heat-radiating fin 19, and the heat-radiating fin 19 is located outside the box 1.

In this embodiment: the heat conducting fins 18 can conduct heat in the coolant to the heat radiating fins 19, and conduct the heat to the air through the heat radiating fins 19.

When the heat-insulation box is used, when heat dissipation needs to be carried out inside the box body 1, the motor 15 can be started, the motor 15 drives the heat-dissipation fan 16 to rotate, the heat-dissipation fan 16 can accelerate air in the box body 1 to enter and flow, the louver 13 can prevent water from entering the box body 1 when air circulates and accelerate heat dissipation in the box body 1, the heat-conduction plate 18 can conduct heat in the box body 1 into cooling liquid, the heat-conduction sheet 17 can conduct heat in the cooling liquid, the heat is dissipated into air through the heat dissipation sheet 19 to dissipate heat of a transformer, when the transformer catches fire, the flame-retardant plate 4 can prevent fire from spreading outwards, the heat-insulation plate 3 can insulate temperature and prevent the external temperature of the box body 1 from being too high, the fusing rod 8 is fused due to the too high temperature, the rotating plate 6 rotates on the fixed block 5, the fire-extinguishing sand 11 falls from the rotating plate 6 and extinguishes the inside the, the magnet 10 on the same side attracts each other to fix the position of the rotating plate 6, and the sealing gasket 9 seals the ventilation opening 2 to isolate and extinguish the air in the box body 1.

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

1. The utility model provides a transformer that fire behavior is good, includes box (1), its characterized in that: the box is characterized in that ventilation openings (2) are formed in the outer walls of two sides of the box body (1), a heat insulation plate (3) is fixedly connected to the inner surface of the box body (1), flame retardant plates (4) are fixedly connected to the inner surface of the heat insulation plate (3), fixed blocks (5) are fixedly connected to the positions, close to the top, of the inner walls of the two sides of the box body (1), rotating plates (6) are rotatably connected to the outer wall of one side, close to each other, of each of the two fixing blocks (5), fixing grooves (7) are formed in the outer wall of one side, close to each other, of each of the two rotating plates (6), fusing rods (8) are slidably embedded in the fixing grooves (7), the outer surfaces of the fusing rods (8) are attached to the inner surface of the fixing grooves (7), sealing gaskets (9) are fixedly connected to the bottoms of the two rotating plates (6), and magnets (10) are fixedly, fire extinguishing sand (11) is placed on the tops of the two rotating plates (6).

2. The transformer with good fire resistance according to claim 1, wherein: the outer walls of the two sides of the box body (1) are fixedly connected with a fixed box (12) through ventilation openings (2), and one side, close to each other, of the fixed box (12) is communicated with the box body (1).

3. The transformer with good fire protection performance according to claim 2, wherein: two the mounting groove has all been seted up to one side outer wall that fixed case (12) kept away from box (1), and fixedly inlays between the inside top surface of fixed case (12) and the bottom surface through the mounting groove and is equipped with shutter (13).

4. The transformer with good fire protection performance according to claim 3, wherein: two fixed the inlaying between the inside top surface of fixed case (12) and the bottom surface is equipped with mount (14), two one side outer wall of mount (14) all is fixed with motor (15) through the bolt, and the output of motor (15) all rotates and is connected with heat dissipation fan (16).

5. The transformer with good fire resistance according to claim 1, wherein: be close to bottom fixedly connected with heat-conducting plate (17) between the both sides inner wall of box (1), and it has the coolant liquid to fill between the inside bottom surface of the bottom of heat-conducting plate (17) and box (1).

6. The transformer with good fire resistance according to claim 1, wherein: the heat-conducting plate is characterized in that a heat-conducting fin (18) is fixedly connected to the bottom surface of the interior of the box body (1), a radiating fin (19) is fixedly connected to the bottom of the heat-conducting fin (18), and the radiating fin (19) is located outside the box body (1).