CN216054243U

CN216054243U - Lightning protection transformer

Info

Publication number: CN216054243U
Application number: CN202122495076.4U
Authority: CN
Inventors: 程峰
Original assignee: Baoding Tianwei Baoqian Power Equipment Co ltd
Current assignee: Baoding Tianwei Baoqian Power Equipment Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-15
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the technical field of transformers, and provides a lightning protection transformer which is convenient for drying and radiating a transformer and comprises a transformer body and a protective box, wherein the transformer body is arranged in the protective box, two box doors are hinged on the protective box, a plurality of radiating holes are formed in the box doors, an installation port is formed in the protective box, a cooling fan is arranged in the installation port, a plurality of drying boxes are arranged in the protective box through installation parts, each installation part comprises a plurality of groups of fixture blocks, the number of the fixture blocks is four, the fixture blocks are fixedly connected to the inner wall of the rear side of the protective box through fixing rods, clamping grooves are formed in the fixture blocks, the drying boxes and the clamping grooves are in sliding fit, a box cover is slidably arranged at the front end of each drying box, a drying agent is contained in each drying box, a plurality of drying holes are formed in each drying box, a mounting frame is connected to the bottom end of each protective box, and a sealing mechanism is connected to the top end of each mounting frame, and a temperature and humidity sensor is arranged on the inner wall of the protective box.

Description

Lightning protection transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a lightning protection transformer.

Background

As is well known, a transformer is a basic device for power transmission and distribution, and is generally installed outdoors, and a housing of the transformer is made of metal, so that the transformer is easily subjected to electric shock in thunderstorm weather, damages an internal structure, and damages property safety of people, so that lightning protection is required to be performed on the transformer.

Through retrieval, china 2017, 12 and 15 disclose a transformer with a lightning protection function with patent publication No. CN206758213U, which is roughly described as including a transformer body, an upper clamp and a lower clamp are respectively arranged at the upper end and the lower end of the transformer body, the lower end of the lower clamp is connected to a base, the upper end of the upper clamp is provided with a mounting seat, the mounting seat is fixedly connected with a plurality of lightning arresters through support rods, the lightning arresters are provided with lightning rods, the lightning arresters are connected in series with a charge neutralization device and a processor which are arranged on the upper clamp through lead wires, the charge neutralization device is connected with the ground through a ground lead wire, and an arc-shaped rain cover is arranged above the transformer body.

Although the lightning protection effect of the transformer is improved and the service life of the transformer is prolonged in the prior art, the surface of the transformer can be polluted by rainwater in thunderstorm weather, water mist can be generated in the transformer due to temperature difference, short circuit of internal elements of the transformer can be caused, and the transformer can generate heat after long-time work.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a lightning protection transformer, which aims to solve the problem that the prior art provided by the background technology is inconvenient for drying and radiating the transformer.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lightning protection transformer, includes transformer body and protective housing, the inside at the protective housing is installed to the transformer body, it has two chamber doors to articulate on the protective housing, a plurality of louvres have been seted up on the chamber door, the installing port has been seted up on the protective housing, the internally mounted of installing port has cooling blower, a plurality of drying cabinets are installed through the installation part in the inside of protective housing, the front end of drying cabinet is for lining up the structure to the front end slidable mounting of drying cabinet has the case lid, the inside of drying cabinet has held the drier to a plurality of drying holes have been seted up on the drying cabinet, the bottom of protective housing is connected with the mounting bracket, the top of mounting bracket is connected with the closing mechanism, install temperature and humidity sensor on the inner wall of protective housing.

Preferably, the mounting part includes the multiunit fixture block, and the quantity of every group fixture block is four, the fixture block passes through dead lever fixed connection on the rear side inner wall of protecting box, has seted up the draw-in groove on the fixture block, drying cabinet and draw-in groove are sliding fit.

Further, the sealing mechanism comprises an electric cylinder, the electric cylinder is installed at the top end of the installation frame, the lifting frame is fixedly connected to the output end of the top of the electric cylinder, and the lifting frame is connected with two sealing plates matched with the heat dissipation holes and a sealing plate matched with the installation opening.

Still further, a plurality of connectors are seted up on the top of guard box, connector fixedly connected with seal receptacle.

As a further scheme of the scheme, the top end of the protection box is connected with a herringbone protection cover through a plurality of protection rods.

As a further scheme of the scheme, a plurality of groups of supporting blocks are connected to the inner side wall of the protection box, and the drying box is in sliding fit with the supporting blocks.

On the basis of the scheme, the inner bottom wall of the protection box is connected with a plurality of cushion pads, and the transformer body is installed at the top ends of the cushion pads.

On the basis of the scheme, the front end of the box cover is fixedly connected with a pull ring.

(III) advantageous effects

Compared with the prior art, the utility model provides a lightning protection transformer, which has the following beneficial effects:

according to the utility model, the temperature in the protective box can be monitored through the temperature and humidity sensor, when the temperature is too high, a signal is transmitted to the cooling fan, the cooling fan is controlled to be opened, cold air can be blown into the protective box, the transformer body is cooled through the cooperation of the cooling holes and the temperature and humidity sensor, meanwhile, the humidity in the protective box can be monitored through the temperature and humidity sensor, when the humidity in the protective box is higher in rainfall weather or other conditions, the signal is transmitted to the sealing mechanism, the cooling holes and the mounting port are sealed through the sealing mechanism, the protective box is sealed, the moisture entering is reduced, the moisture in the protective box can be dried through the drying agent, meanwhile, the heat generated by the working of the transformer body can dry the inside of the protective box, compared with the prior art, the scheme is convenient for drying and cooling the transformer.

Drawings

FIG. 1 is a partially cut-away perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic view of a partially cut-away perspective structure of the present invention with the door, cooling fan, drying box and box cover engaged;

FIG. 4 is a schematic view of a three-dimensional structure of the case cover, the fixture block, the support block, the pull ring and the like.

In the figure: 1. a transformer body; 2. a protective box; 3. a box door; 4. a cooling fan; 5. a drying oven; 6. a box cover; 7. a mounting frame; 8. a temperature and humidity sensor; 9. a clamping block; 10. an electric cylinder; 11. a lifting frame; 12. a sealing plate; 13. a closing plate; 14. a sealing seat; 15. a herringbone protective cover; 16. a support block; 17. a cushion pad; 18. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, a lightning protection transformer comprises a transformer body 1 and a protective box 2, wherein the transformer body 1 is installed inside the protective box 2, the inner bottom wall of the protective box 2 is connected with a plurality of cushion pads 17, the transformer body 1 is installed on the top ends of the cushion pads 17 for supporting the transformer body 1, a certain gap is formed between the bottom end of the transformer body 1 and the inner bottom wall of the protective box 2 for dissipating heat of the transformer body 1, the cushion pads 17 can buffer and protect the transformer body 1 to increase protection of the transformer body 1, the top end of the protective box 2 is connected with a herringbone protective cover 15 through a plurality of rods, rainwater falls on the herringbone protective cover 15 and slides off, the protective box 2 is protected from water, and the protective box 2 can be protected from collision to a certain extent, two box doors 3 are hinged on a protection box 2, a plurality of heat dissipation holes are formed in the box doors 3, a mounting opening is formed in the protection box 2, a cooling fan 4 is mounted inside the mounting opening, the cooling fan 4 can blow cold air to the inside of the protection box 2 and is matched with the heat dissipation holes to dissipate heat of the transformer body 1, a plurality of drying boxes 5 are mounted inside the protection box 2 through mounting parts, each mounting part comprises a plurality of groups of fixture blocks 9, the number of each group of fixture blocks 9 is four, the fixture blocks 9 are fixedly connected to the inner wall of the rear side of the protection box 2 through fixing rods, clamping grooves are formed in the fixture blocks 9, the drying boxes 5 are in sliding fit with the clamping grooves, the drying boxes 5 are slidably mounted between the corresponding groups of fixture blocks 9, the damping between the drying boxes 5 and the fixture blocks 9 is large, the drying boxes 5 can be fixed through the fixture blocks 9, and the drying boxes 5 can be dismounted by sliding out from the four fixture blocks 9, be connected with multiunit supporting shoe 16 on the inside wall of guard box 2, drying cabinet 5 and supporting shoe 16 are sliding fit, are convenient for support drying cabinet 5, promote drying cabinet 5's stability, clear up or change etc. the drier to drying cabinet 5's inside.

It should be further noted that the front end of the drying box 5 is a through structure, the front end of the drying box 5 is slidably provided with a box cover 6, a drying agent is contained in the drying box 5, moisture in the protective box 2 can be dried through the drying agent, the drying box 5 is provided with a plurality of drying holes, the front end of the box cover 6 is fixedly connected with a pull ring 18, an operator can conveniently hold the box cover 6 to detach the box cover 6, so that the drying agent can be replaced, the bottom end of the protective box 2 is connected with a mounting frame 7, the top end of the mounting frame 7 is connected with a sealing mechanism, the sealing mechanism comprises an electric cylinder 10, the electric cylinder 10 is installed at the top end of the mounting frame 7, the top output end of the electric cylinder 10 is fixedly connected with a lifting frame 11, the lifting frame 11 is connected with two sealing plates 12 matched with a plurality of heat dissipation holes and a sealing plate 13 matched with a mounting hole, the lifting frame 11 can be driven to lift through the extension and retraction of the electric cylinder 10, when the lifting frame 11 is positioned at the highest position, the two sealing plates 12 are respectively positioned at a plurality of heat dissipation holes of the two box doors 3 to seal the heat dissipation holes, the sealing plate 13 is positioned at the mounting hole to seal the mounting hole, thereby sealing the protective box 2 and reducing the entrance of external moisture, the electric cylinder 10 drives the sealing plate 12 and the sealing plate 13 to descend, the transformer body 1 can be cooled through the cooling fan 4 and the heat dissipation holes, the inner wall of the protective box 2 is provided with the temperature and humidity sensor 8, the temperature and humidity in the protective box 2 can be monitored through the temperature and humidity sensor 8, signals are transmitted to the cooling fan 4 and the electric cylinder 10, the heat dissipation and the sealing of the protective box 2 are controlled, a plurality of connectors are arranged at the top end of the protective box 2, the sealing seats 14 are fixedly connected at the connector positions, and cables can pass through the connectors to connect the transformer body 1 with the outside, the connecting port can be sealed through the sealing seat 14, and moisture entering is reduced.

Cooling blower 4 in this embodiment, temperature and humidity sensor 8 and electronic jar 10 are the well-known conventional equipment of the art personnel of purchasing on the market, temperature and humidity sensor 8's model is THT200, also can carry out the chooseing for use of model or customize according to actual need, we only use it in this patent, and improve its structure and function, its settlement mode, mounting means and electric connection mode, to the technical personnel of this field, as long as debug the operation according to the requirement of its service description can, no longer describe here it, and cooling blower 4, temperature and humidity sensor 8 and electronic jar 10 all are provided with rather than supporting control switch, control switch's mounted position selects according to the actual use demand, it can to be convenient for operating personnel to carry out operation control.

In summary, when the lightning protection transformer is used, firstly, the transformer body 1 is installed inside the protection box 2, the temperature and the humidity in the protection box 2 are monitored through the temperature and humidity sensor 8, when the temperature in the protection box 2 rises due to more heat generated by the working of the transformer body 1, the temperature and humidity sensor 8 transmits signals to the cooling fan 4, the cooling fan 4 is controlled to be opened, cold air can be blown into the protection box 2, the cooling fan is matched with the heat dissipation holes to dissipate heat of the transformer body 1, the initial lifting frame 11 is located at the lowest position, when the humidity in the protection box 2 is high in rainfall weather or other conditions, the temperature and humidity sensor 8 transmits signals to the electric cylinder 10, the lifting frame 11 is driven to rise through the extension of the electric cylinder 10, when the lifting frame 11 rises to the highest position, the two sealing plates 12 are respectively located at a plurality of heat dissipation holes of the two box doors 3 to seal the heat dissipation holes, closing plate 13 is located the installing port department simultaneously and seals the installing port, thereby seal protecting box 2, reduce the entering of external moisture, moisture through the drier in to protecting box 2 is dried, the heat that 1 work of transformer body produced simultaneously can be dried protecting box 2's inside, when needs are changed the drier, with drying box 5 from the roll-off between four fixture blocks 9, take off case lid 6 from drying box 5 through pull ring 18, can change the drier, then with drying box 5 slidable mounting home position can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A lightning protection transformer comprises a transformer body (1) and is characterized by further comprising a protective box (2), wherein the transformer body (1) is installed inside the protective box (2), two box doors (3) are hinged to the protective box (2), a plurality of radiating holes are formed in the box doors (3), a mounting opening is formed in the protective box (2), a cooling fan (4) is installed inside the mounting opening, a plurality of drying boxes (5) are installed inside the protective box (2) through mounting parts, the front ends of the drying boxes (5) are of a through structure, a box cover (6) is installed at the front ends of the drying boxes (5) in a sliding mode, drying agents are contained inside the drying boxes (5), a plurality of drying holes are formed in the drying boxes (5), and a mounting frame (7) is connected to the bottom end of the protective box (2), the top of mounting bracket (7) is connected with the closing mechanism, install temperature and humidity sensor (8) on the inner wall of guard box (2).

2. The lightning protection transformer according to claim 1, wherein the mounting part comprises a plurality of sets of clamping blocks (9), each set of clamping blocks (9) is four, the clamping blocks (9) are fixedly connected to the inner wall of the rear side of the protection box (2) through fixing rods, clamping grooves are formed in the clamping blocks (9), and the drying box (5) is in sliding fit with the clamping grooves.

3. The lightning protection transformer according to claim 2, characterized in that the sealing mechanism comprises an electric cylinder (10), the electric cylinder (10) is installed at the top end of the installation frame (7), a lifting frame (11) is fixedly connected to the output end of the top of the electric cylinder (10), and two sealing plates (12) matched with the plurality of heat dissipation holes and a sealing plate (13) matched with the installation opening are connected to the lifting frame (11).

4. The lightning protection transformer according to claim 3, wherein a plurality of connection ports are formed at the top end of the protection box (2), and the sealing seat (14) is fixedly connected to the connection ports.

5. Lightning protection transformer according to claim 4, characterized in that a herringbone protection cover (15) is attached to the top end of the protection box (2) by means of a plurality of protection bars.

6. The lightning protection transformer according to claim 5, characterized in that a plurality of sets of supporting blocks (16) are connected to the inner side wall of the protection box (2), and the drying box (5) and the supporting blocks (16) are in sliding fit.

7. The lightning protection transformer according to claim 6, characterized in that a plurality of cushions (17) are connected to the inner bottom wall of the protection box (2), and the transformer body (1) is mounted on top of the plurality of cushions (17).

8. Lightning protection transformer according to claim 7, characterized in that a pull ring (18) is fixedly connected to the front end of the box cover (6).