CN218730265U

CN218730265U - Lightning protection dry-type transformer guard box

Info

Publication number: CN218730265U
Application number: CN202222955960.6U
Authority: CN
Inventors: 秦金立; 张晔; 李洪伟; 聂莉雅; 程林; 张蒙; 方智永; 郭伟; 冯志成
Original assignee: BAODING TIANWEI SHUNDA TRANSFORMER CO LTD
Current assignee: BAODING TIANWEI SHUNDA TRANSFORMER CO LTD
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-24
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a lightning protection dry-type transformer protection box, which comprises a box body and a lightning protection component, wherein the box body is fixedly connected with a bracket, the bracket is fixedly connected with a lightning receiver, and the box body is fixedly connected with an electric conductor; the radiating assembly comprises a plurality of air inlet units and a plurality of air exhaust units, a plurality of air inlets are formed in the box body, each air inlet unit comprises a first fan, each air exhaust unit comprises a second fan and an exhaust pipe, a plurality of air outlets are formed in the box body, an installation shell is fixedly connected to the inside of each air exhaust port, the second fan is fixedly connected to the inside of the installation shell, a bearing frame is fixedly connected to the inside of the box body, a transformer body is fixedly connected to the bearing frame, the air outlets are located on two sides of the transformer body, a plurality of air suction ports are formed in the exhaust pipes, and the air suction ports are located above the transformer body. This device makes the air in the box flow fast through first fan and second fan, reduces the temperature in the box, makes the transformer body cooling faster.

Description

Lightning protection dry-type transformer guard box

Technical Field

The utility model relates to a transformer equipment technical field especially relates to a lightning protection dry-type transformer guard box.

Background

The dry-type transformer has the characteristics of high safety, high reliability, energy conservation and environmental protection, and the dry-type transformer has relatively few problems of explosion, pollution and the like because of no oil, so the dry-type transformer is not required to be arranged in a single room by electrical specifications, regulations and the like, and the dry-type transformer is widely used for almost all electrical appliances such as power stations, factories, hospitals and the like.

The patent with the publication number of CN211654490U in authority discloses a lightning protection dry-type transformer, including transformer protection base case, the top of transformer protection base case is equipped with lightning-arrest electrically conductive frame and lightning rod, and the inside of transformer protection base case is equipped with supports the base, and transformer protection base case has seted up exhaust fan hot window, supports and is equipped with the fan on the base, dispels the heat to the transformer through the fan, but because the fan is far away from exhaust fan hot window, can lead to the radiating effect variation in the transformer protection base case. Therefore, the lightning protection dry type transformer protection box is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lightning protection dry-type transformer guard box to solve the problem that above-mentioned prior art exists, improve the radiating effect of transformer protection base incasement.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a lightning protection dry-type transformer guard box, the power distribution box comprises a box body, include:

the lightning protection assembly is characterized in that a support is fixedly connected to the box body, a lightning receiver is fixedly connected to the support, and an electric conductor is fixedly connected to the box body and extends into the ground;

radiator unit, radiator unit includes a plurality of air inlet units and a plurality of units of airing exhaust, a plurality of air intakes have been seted up on the box, the air inlet unit includes first fan, first fan is located in the air intake, the unit of airing exhaust includes second fan and exhaust pipe, a plurality of air outlets have been seted up on the box, fixedly connected with installation shell in the air outlet, the installation shell with the exhaust pipe intercommunication, second fan fixed connection be in the installation shell, fixedly connected with bears the frame in the box, bear fixedly connected with transformer body on the frame, it is a plurality of the air inlet is located bear the frame both sides, it is a plurality of the air outlet is located transformer body both sides, a plurality of suction openings have been seted up on the exhaust pipe, the suction opening is located transformer body top.

Preferably, a fixed cylinder is fixedly connected in the air inlet, the first fan is fixedly connected in the fixed cylinder, a screen plate and a first filter plate are fixedly connected in the fixed cylinder, the first filter plate is located between the screen plate and the first fan, and the screen plate is located on the air inlet side of the fixed cylinder.

Preferably, the installation shell is internally and fixedly connected with a plurality of air deflectors and a second filter plate, the air deflectors are arranged obliquely downwards, the second filter plate is positioned between the air deflectors and the second fan, the installation shell is provided with a through hole, and the exhaust duct is fixedly connected to the through hole.

Preferably, be provided with the cooling subassembly on the box, the cooling subassembly includes a plurality of semiconductor refrigeration pieces, the mounting hole has been seted up on the box lateral wall, and is a plurality of semiconductor refrigeration piece fixed connection be in the mounting hole, semiconductor refrigeration piece refrigeration end orientation inside the box, the heating end fixedly connected with fourth fan of semiconductor refrigeration piece, fourth fan dustcoat is equipped with the protection network, protection network fixed connection be in on the box.

Preferably, a cooling shell is fixedly connected to the inside of the mounting hole, the semiconductor refrigeration piece is fixedly connected to the inside of the cooling shell, a plurality of ventilation holes are formed in the cooling shell, the ventilation holes are close to the semiconductor refrigeration piece, a third fan is fixedly connected to the inside of the cooling shell, an air guide pipe is fixedly connected to the cooling shell, and the air guide pipe faces the transformer body.

Preferably, the bearing frame is fixedly connected with a temperature sensor and a controller, and the first fan, the second fan, the third fan, the semiconductor refrigeration piece and the temperature sensor are respectively electrically connected with the controller.

Preferably, the lightning receiver is a lightning rod, and the box body is rotatably connected with a door plate.

The utility model discloses a following technological effect: in this device, be used for absorbing the guide thunder and lightning through thunder and lightning receiver, through the support, box and electric conductor conduction ground, first fan blows in the box with the outside cold air in, outside cold air gets into from the bottom half, blow to the transformer body, the second fan is used for the hot-air in the exhaust box, under the effect of second fan, the heat that the transformer body gived off enters into in the exhaust pipe from the suction opening, rethread installation shell exhaust box, make the air flow in the box get up, more be favorable to the heat dissipation of transformer body. This device makes the air in the box flow fast through first fan and second fan, reduces the temperature in the box, makes the transformer body cooling faster.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic view of the structure of the protection box of the lightning protection dry type transformer of the present invention;

FIG. 2 is a partial enlarged view of a in FIG. 1;

FIG. 3 is a schematic view of the door panel of the present invention;

wherein, 1, a box body; 2. a support; 3. a lightning receptor; 4. an electrical conductor; 5. a first fan; 6. a second fan; 7. an exhaust duct; 8. mounting a shell; 9. a carrier; 10. a transformer body; 11. an air suction opening; 12. a fixed cylinder; 13. a screen plate; 14. a first filter plate; 15. an air deflector; 16. a second filter plate; 17. a semiconductor refrigeration sheet; 18. cooling the housing; 19. a vent hole; 20. a third fan; 21. an air guide pipe; 22. a temperature sensor; 23. a controller; 24. a protective net; 25. a door panel; 26. and a fourth fan.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-3, the utility model provides a lightning protection dry-type transformer guard box, including box 1, include:

lightning protection subassembly, fixedly connected with support 2 on the box 1, fixedly connected with lightning receptor 3 on the support 2, fixedly connected with electric conductor 4 on the box 1, electric conductor 4 stretches into the underground.

The lightning receptor 3 is used for absorbing and guiding lightning, the bracket 2, the lightning receptor 3, the box body 1 and the electric conductor 4 are all made of conductive metal materials, and the lightning enters the ground through the electric conductor 4.

Radiator unit, radiator unit includes a plurality of air inlet units and a plurality of unit of airing exhaust, a plurality of air intakes have been seted up on the box 1, the air inlet unit includes first fan 5, first fan 5 is located the air intake, the unit of airing exhaust includes second fan 6 and exhaust pipe 7, a plurality of air outlets have been seted up on the box 1, fixedly connected with installation shell 8 in the air exhaust, installation shell 8 and exhaust pipe 7 intercommunication, 6 fixed connection of second fan are in installation shell 8, fixedly connected with bears frame 9 in the box 1, bear fixedly connected with transformer body 10 on the frame 9, a plurality of air intakes are located and bear 9 both sides, a plurality of air outlets are located transformer body 10 both sides, a plurality of suction opening 11 have been seted up on the exhaust pipe 7, suction opening 11 is located transformer body 10 top.

First fan 5 is used for supplying air to box 1, first fan 5 sets up on the diapire of box 1, blow to transformer body 10, the heat upflow that transformer body 10 sent, second fan 6 is used for the hot-air in the discharge box 1, under the effect of second fan 6, the heat that transformer body 10 gived off enters into exhaust pipe 7 from suction opening 11 in, rethread installation shell 8 discharges box 1, outside cold air gets into from box 1 bottom, blow through transformer body 10 back, hot-air is discharged from suction opening 11 of transformer body 10 top, thereby make the air flow in the box 1 get up, more be favorable to transformer body 10's heat dissipation.

Further optimize the scheme, fixedly connected with fixed cylinder 12 in the air inlet, first fan 5 fixed connection is in fixed cylinder 12, fixedly connected with otter board 13 and first filter 14 in the fixed cylinder 12, and first filter 14 is located between otter board 13 and first fan 5, and otter board 13 is located the air inlet side of fixed cylinder 12.

The first fan 5 is fixed in the fixed cylinder 12 through a connecting rod, the screen 13 is used for blocking external large impurities, the first filter plate 14 is used for filtering fine impurities, and impurities brought into the box body 1 by external air can be reduced through the filtering action of the screen 13 and the first filter plate 14.

Further optimization scheme, fixedly connected with a plurality of aviation baffles 15 and second filter 16 in installation shell 8, a plurality of aviation baffles 15 slope and set up downwards, and second filter 16 is located between aviation baffle 15 and second fan 6, has seted up the through-hole on the installation shell 8, and exhaust pipe 7 fixed connection is on the through-hole.

The air deflector 15 inclines downwards to reduce the entering of dust or sundries, the second filter plate 16 is used for reducing the entering of the dust or the sundries into the box body 1 from the mounting shell 8, the air in the exhaust pipe 7 enters the mounting shell 8 through the through hole, the air is discharged out of the box body 1 under the action of the second fan 6, and the gap of the second filter plate 16 can be slightly larger so as to reduce the influence on the air outlet of the second fan 6.

Further optimization scheme is provided with the cooling subassembly on the box 1, and the cooling subassembly includes a plurality of semiconductor refrigeration pieces 17, has seted up the mounting hole on the 1 lateral wall of box, and a plurality of semiconductor refrigeration pieces 17 fixed connection are in the mounting hole, and semiconductor refrigeration piece 17 refrigeration end is inside towards box 1, and the heating end fixedly connected with fourth fan 26 of semiconductor refrigeration piece 17, and fourth fan 26 dustcoat are equipped with protection network 24, and protection network 24 fixed connection is on box 1.

After the semiconductor refrigerating sheet 17 is electrified, heat transfer is generated between the two ends, and the heat is transferred from one end to the other end, so that temperature difference is generated to form a cold end and a hot end. After the refrigeration end of the semiconductor refrigeration piece 17 refrigerates, the temperature in the box body 1 can be reduced, so that the temperature in the box body 1 is reduced more quickly, the fourth fan 26 is used for reducing the temperature of the heating end of the semiconductor refrigeration piece 17, the service life of the semiconductor refrigeration piece 17 is prolonged, and the semiconductor refrigeration piece 17 in the embodiment selects the model of the famous macro-industry brand TEC 1-13920.

Further optimize the scheme, fixedly connected with cooling shell 18 in the mounting hole, semiconductor refrigeration piece 17 fixed connection has seted up a plurality of ventilation holes 19 in cooling shell 18, and ventilation hole 19 is close to the setting of semiconductor refrigeration piece 17, and fixedly connected with third fan 20 in cooling shell 18, fixedly connected with guide duct 21 on cooling shell 18, guide duct 21 is towards transformer body 10.

The third fan 20 is used for conveying the cold air generated by the semiconductor chilling plates 17 to the transformer body 10, and the air in the box body 1 enters the cooling shell 18 from the vent holes 19 to take away the cold air on the semiconductor chilling plates 17 and is sent to the transformer body 10 through the air guide pipe 21.

In a further optimized scheme, the bearing frame 9 is fixedly connected with a temperature sensor 22 and a controller 23, and the first fan 5, the second fan 6, the third fan 20, the semiconductor chilling plate 17 and the temperature sensor 22 are respectively and electrically connected with the controller 23.

The temperature sensor 22 is used for measuring the temperature in the box body 1 and feeding temperature information back to the controller 23, after the temperature in the box body 1 exceeds a set temperature, the controller 23 controls the first fan 5 and the second fan 6 to be started for cooling the transformer body 10, when the temperature in the box body 1 is still high, the controller 23 controls the semiconductor refrigerating sheet 17 and the third fan 20 to be started for cooling the box body 1, in the working process of the semiconductor refrigerating sheet 17, the working time of the semiconductor refrigerating sheet 17 can be set, the single-time running time is prevented from being overlong, and the service life of the semiconductor refrigerating sheet is prolonged.

Further optimize the scheme, lightning receptor 3 is the lightning rod, rotates on the box 1 to be connected with door plant 25.

Lightning conduction is conducted through the lightning receptor 3 and the door panel 25 may seal the case 1.

This device theory of operation, when meetting thunder and lightning weather, thunder and lightning receiver 3 can absorb the guiding thunder and lightning, conducts the ground through support 2, box 1 and electric conductor 4. When the transformer body 10 normally works, the temperature sensor 22 can detect the temperature in the box body 1, when the temperature exceeds the set temperature, the controller 23 controls the first fan 5 and the second fan 6 to be opened, the first fan 5 blows air to the transformer body 10, the heat emitted by the transformer body 10 flows upwards, the second fan 6 exhausts air outwards, under the action of the second fan 6, the heat emitted by the transformer body 10 enters the exhaust pipe 7 from the air suction opening 11, the heat is exhausted out of the box body 1 through the installation shell 8, the external cold air enters from the bottom of the box body 1, after the heat is blown through the transformer body 10, the hot air is exhausted from the air suction opening 11 above the transformer body 10, so that the air in the box body 1 flows, and the heat dissipation of the transformer body 10 is facilitated. When the temperature in the box body 1 is still high, the controller 23 controls the semiconductor refrigeration sheet 17 and the third fan 20 to be opened, air in the box body 1 enters the cooling shell 18 from the vent hole 19, takes away cold air on the semiconductor refrigeration sheet 17, and is sent to the transformer body 10 through the air guide pipe 21 to cool the transformer body 10.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a lightning protection dry-type transformer guard box, includes box (1), its characterized in that includes:

the lightning protection assembly is characterized in that a support (2) is fixedly connected to the box body (1), a lightning receiver (3) is fixedly connected to the support (2), an electric conductor (4) is fixedly connected to the box body (1), and the electric conductor (4) extends into the ground;

radiator unit, radiator unit includes a plurality of air inlet units and a plurality of unit of airing exhaust, a plurality of air intakes have been seted up on box (1), the air inlet unit includes first fan (5), first fan (5) are located in the air inlet, the unit of airing exhaust includes second fan (6) and exhaust pipe (7), a plurality of air outlets have been seted up on box (1), fixedly connected with installation shell (8) in the air outlet, installation shell (8) with exhaust pipe (7) intercommunication, second fan (6) fixed connection be in installation shell (8), fixedly connected with bears frame (9) in box (1), bear fixedly connected with transformer body (10) on frame (9), it is a plurality of the air inlet is located bear frame (9) both sides, a plurality of the air outlet is located transformer body (10) both sides, a plurality of suction opening (11) have been seted up on exhaust pipe (7), suction opening (11) are located transformer body (10) top.

2. The lightning protection dry-type transformer protection case of claim 1, characterized in that: the utility model discloses a fan, including a fixed cylinder (12), first fan (5), fixed connection is in the air inlet, fixed cylinder (12) internal fixation is connected with otter board (13) and first filter (14), first filter (14) are located otter board (13) with between first fan (5), otter board (13) are located the air inlet side of fixed cylinder (12).

3. The lightning protection dry-type transformer protection case of claim 2, characterized in that: the air-guide plate is characterized in that a plurality of air deflectors (15) and a second filter plate (16) are fixedly connected into the mounting shell (8), the air deflectors (15) are obliquely arranged downwards, the second filter plate (16) is located between the air deflectors (15) and the second fan (6), a through hole is formed in the mounting shell (8), and the exhaust pipe (7) is fixedly connected onto the through hole.

4. The lightning protection dry-type transformer protection case of claim 3, characterized in that: be provided with the cooling subassembly on box (1), the cooling subassembly includes a plurality of semiconductor refrigeration piece (17), the mounting hole has been seted up on box (1) lateral wall, and is a plurality of semiconductor refrigeration piece (17) fixed connection be in the mounting hole, semiconductor refrigeration piece (17) refrigeration end orientation inside box (1), the heating end fixedly connected with fourth fan (26) of semiconductor refrigeration piece (17), fourth fan (26) dustcoat is equipped with protection network (24), protection network (24) fixed connection be in on box (1).

5. The lightning protection dry-type transformer protection case of claim 4, characterized in that: fixedly connected with cooling shell (18) in the mounting hole, semiconductor refrigeration piece (17) fixed connection be in cooling shell (18), a plurality of ventilation holes (19) have been seted up on cooling shell (18), ventilation hole (19) are close to semiconductor refrigeration piece (17) set up, fixedly connected with third fan (20) in cooling shell (18), fixedly connected with guide duct (21) on cooling shell (18), guide duct (21) orientation transformer body (10).

6. The lightning protection dry-type transformer protection case of claim 5, characterized in that: bear fixedly connected with temperature sensor (22) and controller (23) on frame (9), first fan (5), second fan (6), third fan (20) semiconductor refrigeration piece (17) with temperature sensor (22) respectively with controller (23) electric connection.

7. The lightning protection dry-type transformer protection case of claim 1, characterized in that: the lightning receiver (3) is a lightning rod, and the box body (1) is connected with a door plate (25) in a rotating mode.