CN214377910U

CN214377910U - Transformer lightning protection device

Info

Publication number: CN214377910U
Application number: CN202120867179.6U
Authority: CN
Inventors: 律美丽; 李清; 白玉鸽
Original assignee: Jining Shengli Electric Co ltd
Current assignee: Jining Shengli Electric Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-10-08
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a transformer lightning protection device, including the transformer body, four bottom plate of transformer body's four bottom plate of top symmetry fixedly connected with, four sliding sleeve under the equal fixedly connected with in top of bottom plate, four the equal sliding connection in inside of lower sliding sleeve has last sliding sleeve, and goes up the inside that the sliding sleeve runs through lower sliding sleeve perpendicularly and extend to the top, four go up the equal fixedly connected with upper fixed plate in top of sliding sleeve, equal common fixedly connected with compression spring between the bottom of upper fixed plate and the top of bottom plate. The utility model discloses in, through the upper fixed plate, bottom plate, last sliding sleeve, lower sliding sleeve and the compression spring that set up, when suffering the thunderbolt, the mounting panel passes through the bracing piece and the base plate will shake and convey to the fixed plate, and the upper fixed plate carries out the shock attenuation through compression spring, can effectively avoid shaking and transmit to the transformer body on, can avoid transformer internal component not hard up simultaneously, increases the life of transformer.

Description

Transformer lightning protection device

Technical Field

The utility model relates to a transformer technical field especially relates to a transformer lightning protection device.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). In electrical equipment and wireless circuits, the high-voltage power supply is often used for voltage rise and fall, impedance matching, safety isolation and the like. In a generator, an electrical potential can be induced in a coil, whether the coil is moved through a magnetic field or a magnetic field is moved through a stationary coil. In both cases, the value of the magnetic flux is constant, but the amount of the magnetic flux linked with the coil varies, which is the principle of mutual induction. The transformer is a device for transforming voltage, current and impedance by utilizing electromagnetic mutual induction;

at present, the transformer is mostly installed in open air and field, under bad weather, suffer thunderbolt easily, when suffering the thunderbolt, though carry out the lightning protection through lightning protection device, but, still can bring certain vibrations in the twinkling of an eye suffering the thunderbolt, will lead to transformer internal component not hard up, lead to the transformer to damage easily, and simultaneously, place in open air for a long time because of the transformer, the fin of transformer surface can adsorb a large amount of dusts, untimely clearance will reduce the radiating effect, also can shorten the life of transformer simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a transformer lightning protection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a lightning protection device for a transformer comprises a transformer body, wherein four lower fixing plates are symmetrically and fixedly connected to the top of the transformer body, four lower sliding sleeves are fixedly connected to the tops of the four lower fixing plates, four upper sliding sleeves are slidably connected to the insides of the four lower sliding sleeves and vertically penetrate through the insides of the four lower sliding sleeves to extend to the tops, four upper fixing plates are fixedly connected to the tops of the four upper sliding sleeves, compression springs are fixedly connected between the bottoms of the upper fixing plates and the tops of the lower fixing plates together, the compression springs are positioned on the inner sides of the upper sliding sleeves and the lower sliding sleeves, base plates are fixedly connected to the tops of the four upper fixing plates, supporting rods are fixedly connected to the tops of the four supporting rods together, a mounting plate is fixedly connected to the tops of the four supporting rods together, four telescopic rods are symmetrically and fixedly connected to the bottoms of the mounting plate, and fixed blocks are fixedly connected to the piston ends of the four telescopic rods, adjacent it cleans the strip, four to clean common fixedly connected with between the fixed block clean the equal fixedly connected with brush in one side that the strip is close to the transformer body.

As a further description of the above technical solution:

the top fixedly connected with lightning rod of mounting panel, the even fixedly connected with a plurality of arresters in top of mounting panel.

As a further description of the above technical solution:

four the equal fixedly connected with spacing ring in surface bottom of going up the sliding sleeve.

As a further description of the above technical solution:

four the top of upper fixed plate all the symmetry is equipped with two first mounting holes, and first mounting hole runs through the top of upper fixed plate perpendicularly and extends to the bottom, four equal common fixedly connected with first screw between upper fixed plate and the base plate, and first screw is corresponding with first mounting hole.

As a further description of the above technical solution:

four the top of bottom plate is all the symmetry be equipped with two second mounting holes, and the second mounting hole runs through the top of bottom plate perpendicularly and extends to the bottom, four all common fixedly connected with second screw between bottom plate and the transformer body, and the second screw is corresponding with the second mounting hole.

As a further description of the above technical solution:

the outer surface of the transformer body is provided with cooling fins, and the cooling fins correspond to the cleaning strips.

The utility model discloses following beneficial effect has:

1. according to the lightning protection device for the transformer, through the arrangement of the upper fixing plate, the lower fixing plate, the upper sliding sleeve, the lower sliding sleeve and the compression spring, when lightning strike is suffered, the mounting plate transmits vibration to the upper fixing plate through the supporting rod and the base plate, the upper fixing plate performs vibration reduction through the compression spring, the vibration can be effectively prevented from being transmitted to the transformer body, meanwhile, internal elements of the transformer can be prevented from being loosened, and the service life of the transformer is prolonged;

2. this transformer lightning protection device through telescopic link, the fixed block that sets up, cleans strip and brush, can regularly clean the fin, can effectively increase the radiating effect of fin, increases the life of transformer.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the connection between the upper sliding sleeve and the lower sliding sleeve of the present invention;

fig. 3 is a schematic view of the connection between the fixing block and the sweeping strip of the present invention.

Illustration of the drawings:

1. a transformer body; 2. a heat sink; 3. cleaning strips; 4. a second screw; 5. a substrate; 6. a first screw; 7. a lightning rod; 8. a support bar; 9. a lightning arrester; 10. mounting a plate; 11. a lower sliding sleeve; 12. a telescopic rod; 13. a fixed block; 14. a second mounting hole; 15. a lower fixing plate; 16. a limiting ring; 17. a compression spring; 18. an upper fixing plate; 19. an upper sliding sleeve; 20. a first mounting hole; 21. and a brush.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a transformer lightning protection device comprises a transformer body 1, wherein four lower fixing plates 15 are symmetrically and fixedly connected to the top of the transformer body 1, lower sliding sleeves 11 are fixedly connected to the tops of the four lower fixing plates 15, upper sliding sleeves 19 are slidably connected to the insides of the four lower sliding sleeves 11, the upper sliding sleeves 19 vertically penetrate through the insides of the lower sliding sleeves 11 and extend to the tops, upper fixing plates 18 are fixedly connected to the tops of the four upper sliding sleeves 19, compression springs 17 are fixedly connected between the bottoms of the upper fixing plates 18 and the tops of the lower fixing plates 15 together, the compression springs 17 are positioned on the inner sides of the upper sliding sleeves 19 and the lower sliding sleeves 11, base plates 5 are fixedly connected to the tops of the four upper fixing plates 18, supporting rods 8 are fixedly connected to the tops of the four base plates 5, mounting plates 10 are fixedly connected to the tops of the four supporting rods 8 together, and four telescopic rods 12 are symmetrically and fixedly connected to the bottoms of the mounting plates 10, the equal fixedly connected with fixed block 13 in piston end of four telescopic links 12, common fixedly connected with cleans strip 3 between the adjacent fixed block 13, and four clean the equal fixedly connected with brush 21 in one side that strip 3 is close to transformer body 1.

The top fixedly connected with lightning rod 7 of mounting panel 10, the even fixedly connected with a plurality of arresters 9 in top of mounting panel 10 can effectively prevent the thunderbolt.

The bottom of the outer surface of the four upper sliding sleeves 19 is fixedly connected with a limiting ring 16, so that the falling-off caused by overlong travel is prevented.

The top of four upper fixed plate 18 is all the symmetry be equipped with two first mounting holes 20, and first mounting hole 20 runs through the top of upper fixed plate 18 perpendicularly and extends to the bottom, and equal first screw 6 of fixedly connected with jointly between four upper fixed plate 18 and the base plate 5, and first screw 6 is corresponding with first mounting hole 20, is convenient for with base plate 5 installation and dismantlement.

The top of four bottom plates 15 is all the symmetry be equipped with two second mounting holes 14, and second mounting hole 14 extends to the bottom perpendicularly through the top of bottom plate 15, and equal fixedly connected with second screw 4 jointly between four bottom plates 15 and the transformer body 1, and second screw 4 is corresponding with second mounting hole 14, be convenient for with transformer body 1 between installation and fixed.

The outer surface of the transformer body 1 is provided with the radiating fins 2, and the radiating fins 2 correspond to the cleaning strips 3, so that cleaning is facilitated.

The working principle is as follows: when using transformer lightning protection device, when suffering the thunderbolt, mounting panel 10 will shake through bracing piece 8 and base plate 5 and convey to an upper fixed plate 18, and upper fixed plate 18 carries out the shock attenuation through compression spring 17, when needs clearance, starts telescopic link 12, and telescopic link 12 drives and cleans strip 3 and reciprocates to it reciprocates to drive brush 21 and cleans fin 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a transformer lightning protection device, includes transformer body (1), its characterized in that: the transformer comprises a transformer body (1), wherein four lower fixing plates (15) are symmetrically and fixedly connected to the top of the transformer body (1), four lower sliding sleeves (11) are fixedly connected to the tops of the four lower fixing plates (15), four upper sliding sleeves (19) are slidably connected to the insides of the four lower sliding sleeves (11), the insides of the four lower sliding sleeves (19) vertically penetrate through the insides of the four lower sliding sleeves (11) and extend to the tops of the four lower sliding sleeves, four upper fixing plates (18) are fixedly connected to the tops of the four upper sliding sleeves (18), compression springs (17) are fixedly connected between the bottoms of the upper fixing plates (18) and the tops of the four lower fixing plates (15) together, the compression springs (17) are positioned on the inner sides of the upper sliding sleeves (19) and the lower sliding sleeves (11), four base plates (5) are fixedly connected to the tops of the four upper fixing plates (18), supporting rods (8) are fixedly connected to the tops of the four base plates (5), and mounting plates (10) are fixedly connected to the tops of the supporting rods (8) together, four telescopic link (12), four of the bottom symmetry fixedly connected with of mounting panel (10) the equal fixedly connected with fixed block (13) of piston end of telescopic link (12), it is adjacent common fixedly connected with cleans strip (3), four between fixed block (13) clean the equal fixedly connected with brush (21) in one side that strip (3) are close to transformer body (1).

2. The lightning protection device for transformer according to claim 1, characterized in that: the lightning rod is fixedly connected to the top of the mounting plate (10), and a plurality of lightning arresters (9) are fixedly connected to the top of the mounting plate (10) evenly.

3. The lightning protection device for transformer according to claim 1, characterized in that: the bottoms of the outer surfaces of the four upper sliding sleeves (19) are fixedly connected with limiting rings (16).

4. The lightning protection device for transformer according to claim 1, characterized in that: four the top of upper fixed plate (18) is all the symmetry be equipped with two first mounting holes (20), and first mounting hole (20) run through the top of upper fixed plate (18) perpendicularly and extend to the bottom, four equal common fixedly connected with first screw (6) between upper fixed plate (18) and base plate (5), and first screw (6) are corresponding with first mounting hole (20).

5. The lightning protection device for transformer according to claim 1, characterized in that: four the top of bottom plate (15) is all the symmetry be equipped with two second mounting holes (14), and second mounting hole (14) run through the top of bottom plate (15) perpendicularly and extend to the bottom, four all common fixedly connected with second screw (4) between bottom plate (15) and transformer body (1), and second screw (4) are corresponding with second mounting hole (14).

6. The lightning protection device for transformer according to claim 1, characterized in that: the outer surface of the transformer body (1) is provided with radiating fins (2), and the radiating fins (2) correspond to the cleaning strips (3).