CN220065340U

CN220065340U - Transformer protector

Info

Publication number: CN220065340U
Application number: CN202321401986.4U
Authority: CN
Inventors: 王珊
Original assignee: Baoding Yiyuanda Electrical Equipment Co ltd
Current assignee: Baoding Yiyuanda Electrical Equipment Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-21
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a transformer protection device which comprises a top cover, a base plate, a plurality of groups of support columns and a plurality of groups of door plates, wherein the plurality of groups of support columns are vertically arranged at four corner positions on the top surface of the base plate through bolt connection; four corners of the top surface of the base plate are provided with mounting platforms corresponding to the supporting columns, and the periphery of the top surface of the base plate is provided with horizontal sliding rails matched with the door plates; the top cover is arranged at the top end of the supporting column in a bolt connection mode, and a sliding rail corresponding to the base plate is arranged on the bottom surface of the top cover; the door plate horizontally slides left and right in the sliding rail arranged between the top cover and the base plate. Through the arrangement, the transformer protection device not only ensures the normal working environment of the transformer, but also improves the convenience of personnel maintenance.

Description

Transformer protector

Technical Field

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

Background

The transformer is a static electric device, which is used for changing an alternating voltage (current) with a certain value into another voltage (current) with the same frequency or a plurality of voltages (currents) with different values, when the transformer works, the internal temperature of the transformer rises, in order to reduce the temperature in the transformer, a gas inlet and outlet hole is formed in the side wall of the transformer so as to realize heat dissipation of the transformer, but the gas inlet and outlet hole is formed to enable the inside of the transformer to be communicated with the outside, external water vapor and dust impurities can enter the inside of the transformer, the influence is caused on electronic elements in the transformer, especially in rainy seasons, the inside of the transformer is moist due to ground moisture and air moisture, the inside of the transformer is rusted and damaged, and the normal use of the transformer is affected.

The utility model patent with publication number CN212990834U is the prior application patent of the applicant, and discloses an improved dry-type transformer protective housing structure, which comprises: the base, one side fixedly connected with bracing piece of base lower part, the lower part fixedly connected with fixed bolster of bracing piece, the back shaft has been cup jointed to the inside activity of base middle part one side, the upper portion fixedly connected with wire winding cover of back shaft, the inside activity of base outside one side has cup jointed spacing axle, the outside fixedly connected with spring of spacing axle is first, the upper portion fixedly connected with outside protective frame of wire winding cover, however, the outside protective frame of the device is difficult to dismantle, and personnel can't overhauld outside protective frame inside dry-type transformer in scene during maintenance, and personnel operating space is narrow and small influences work efficiency.

Accordingly, there is a need to develop a transformer guard that addresses the above-described drawbacks.

Disclosure of Invention

The utility model aims to provide a transformer protection device, which can solve the problems that the space in the protection device is insufficient and the operation is inconvenient when the maintenance is carried out manually, and improves the working efficiency during the maintenance.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model relates to a transformer protection device, which comprises a top cover, a base plate, support columns and a door plate, wherein the base plate is horizontally arranged on a transformer installation foundation, a transformer is installed in the middle of the base plate, four groups of support columns are vertically installed at four corner positions on the top surface of the base plate respectively through bolt connection, and the top cover is horizontally installed at the top ends of the support columns through bolt connection; the surfaces of the base plate and the top cover, which are opposite, are respectively provided with sliding rails at the peripheries of four groups of supporting columns, and the four groups of door plates are connected in the sliding rails in a sliding manner to protect an inner cavity; a locking structure is arranged between the supporting column and the door plate.

Further, a plurality of groups of T-shaped sliding grooves are formed in the top surface of the base plate; the plurality of positioning blocks horizontally move in the sliding groove through the T-shaped head part arranged at the bottom, and the plurality of positioning blocks can be used for rapidly fixing the transformer.

Further, the two ends of the sliding rail are provided with a yielding platform which is convenient for the door plate to be leveled out.

Further, the upper surface of the top cover is connected with symmetrically distributed fixing rods through bolts, and the top end of each fixing rod is horizontally connected with a rain hat through bolts; the waterproof hat is characterized in that a radiating hole is formed in the middle of the top cover, the radiating hole is arranged right below the waterproof hat, the radiating hole can be shielded in the vertical direction of the waterproof hat, and a waterproof retaining wall is arranged around the radiating hole.

Further, roller mounting seats for mounting rollers are arranged at the top and the bottom of the door plate; a filter plate mounting groove for mounting a filter plate is formed in the middle upper part of the door plate; the middle part of the outer vertical face of the door plate is provided with a handle.

Further, the locking structure comprises a fastening bolt, a threaded hole and a yielding hole, the threaded hole is formed in the outer side face of the supporting column, the yielding Kong Kaishe is arranged at the position of the door plate corresponding to the threaded hole, and the fastening bolt is connected with the threaded hole through the yielding hole in a bolt manner, so that the door plate is locked.

Further, the filter is formed by compounding and overlapping a steel wire mesh and a dust-proof plate, and the filter is clamped in the filter mounting groove.

Compared with the prior art, the utility model has the beneficial technical effects that:

according to the transformer protection device, the base plate and the upper sliding rail of the top cover are arranged, so that the door plate can slide in all directions, and the transformer is conveniently maintained by entering the protection device manually.

In addition, through the setting of rain-proof cap, louvre and filter, guaranteed that the foreign matter can not get into inside protector, played good radiating effect to the life of extension transformer.

Drawings

The utility model is further described with reference to the following description of the drawings.

FIG. 1 is a front view of a transformer guard of the present utility model;

FIG. 2 is a sectional view of a portion A-A of the transformer guard of the present utility model;

FIG. 3 is an isometric view of a transformer guard of the present utility model;

FIG. 4 is a schematic view of a base plate of the transformer guard according to the present utility model;

FIG. 5 is a schematic view of the top cover of the transformer protection device according to the present utility model;

fig. 6 and 7 are schematic views of a door panel of the transformer protection device according to the present utility model;

FIG. 8 is a schematic diagram of a support column of the transformer guard of the present utility model;

FIG. 9 is a schematic view of a positioning block of a transformer guard according to the present utility model;

fig. 10 is a schematic view of a filter plate of a transformer guard according to the present utility model.

Reference numerals illustrate: 1. a top cover; 2. a rain cap; 3. a door panel; 301. a door panel I; 302. a second door plate; 4. a base plate; 5. a sliding groove; 6. a positioning block; 7. a support column; 8. a handle; 9. a transformer; 10. a filter plate; 1001. a steel wire mesh; 1002. a dust-proof plate; 11. a filter plate mounting groove; 12. a fastening bolt; 13. a roller; 14. a roller mounting seat; 15. a threaded hole; 16. a relief hole; 17. waterproof retaining wall; 18. a fixed rod; 19. a jackscrew; 20. a heat radiation hole; 21. a yielding platform; 22. a slide rail.

Detailed Description

The utility model aims to provide a transformer protection device, which can solve the problems that the space in the protection device is insufficient and the operation is inconvenient when the maintenance is carried out manually, and improves the working efficiency of the maintenance work.

The following description of the embodiments of the present utility model will be made in detail with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to the drawings, fig. 1 is a front view of a transformer guard according to the present utility model; FIG. 2 is a sectional view of a portion A-A of the transformer guard of the present utility model; FIG. 3 is an isometric view of a transformer guard of the present utility model; FIG. 4 is a schematic view of a base plate of the transformer guard according to the present utility model; FIG. 5 is a schematic view of the top cover of the transformer protection device according to the present utility model; fig. 6 and 7 are schematic views of a door panel of the transformer protection device according to the present utility model; FIG. 8 is a schematic diagram of a support column of the transformer guard of the present utility model; FIG. 9 is a schematic view of a positioning block of a transformer guard according to the present utility model; fig. 10 is a schematic view of a filter plate of a transformer guard according to the present utility model.

In one embodiment, as shown in fig. 1 to 10, a transformer protection device includes a top cover 1, a base plate 4, a plurality of sets of support posts 7, and a plurality of sets of door panels 3.

Specifically, the base plate 4 is horizontally arranged on the transformer installation foundation, four groups of support columns 7 are vertically arranged at four corners of the top surface of the base plate 4 respectively through bolt connection, and the top cover 1 is horizontally arranged at the top ends of the support columns 7 through bolt connection; the opposite surfaces of the base plate 4 and the top cover 1 are respectively provided with a sliding rail 22 at the peripheries of four groups of supporting columns 7, four groups of door plates 3 are slidably connected in the sliding rails 22, and the door plates 3 penetrate into the sliding rails 22 and are attached to the base plate 4 and the top cover 1, so that the sealing performance of the device is improved. The door panel 3 includes two kinds, namely a door panel one 301 sealed at a long side and a door panel two 302 sealed at a short side. The door plate 3 is provided with concentric circular relief holes 16 corresponding to the threaded holes 15, the relief holes 16 are symmetrically distributed at the left end and the right end of the door plate 3, and the fastening bolts 12 are connected with the threaded holes 15 through the relief holes 16 to fix the door plate.

Through setting up slide rail 22, multiunit door plant 3 can be in slide rail 22 about moving, makes things convenient for the staff to get into protector inside from all around fast and maintains the maintenance work, multiunit door plant 3 has improved the protectiveness to transformer 9 when protector uses simultaneously.

In one embodiment of the present utility model, as shown in fig. 2, 4 and 9, the top surface of the base plate is provided with a plurality of sets of "T" shaped sliding grooves 5.

Specifically, after the transformer 9 is placed on the base plate 4, the end face of the positioning block 6 contacts the bottom of the transformer 9 by adjusting the position of the positioning block 6 on the sliding groove 5; the positioning block 6 is provided with a threaded through hole matched with the jackscrew 19, and the jackscrew 19 can play a role of fixing the positioning block 6, so that the transformer 9 is fixed.

In one embodiment of the present utility model, as shown in fig. 1, 3 and 5, a rain cap 2 is provided at the middle of the upper surface of the top cover 1.

Specifically, the upper surface of the top cover 1 is connected with symmetrically distributed fixing rods 18 through bolts, and the top end of each fixing rod 18 is horizontally connected with a rain hat 2 through bolts; the upper surface of the top cover 1 is provided with a radiating hole 20, the radiating hole 20 is arranged under the rain hat 2, the radiating hole 20 can be shielded in the vertical direction of the rain hat 2, and a waterproof retaining wall 17 is arranged around the radiating hole 20.

Through the setting of rain-proof cap 2 can guarantee not have great foreign matter to block louvre 20, guarantees the radiating efficiency of transformer 9, simultaneously through the setting of waterproof barricade 17, can guarantee that the rainwater can not flow into inside the device along louvre 20, leads to the transformer work unusual.

In one embodiment of the present utility model, as shown in fig. 2, 6 and 7, the top and bottom of the door panels 3 are provided with roller mounting seats 14 for mounting rollers 13; the middle upper part of the plurality of groups of door panels 3 is provided with a filter plate mounting groove 11 for mounting the filter plates 10. The middle part of the outer vertical surface of the plurality of groups of door plates 3 is provided with a handle 8 which is convenient to grasp.

Specifically, through the setting of gyro wheel 13 and handle 8, the convenience of personnel business turn over device has been improved.

In one embodiment of the present utility model, as shown in fig. 10, the filter plate 10 is formed by overlapping a steel wire mesh 1001 and a dust-proof plate 1002; the steel wire mesh 1001 can block larger sundries, and the dust-proof plate 1002 is composed of polyurethane filter cotton, so that dust can be prevented from entering the device.

Specifically, the filter plate 10 is clamped in the filter plate mounting groove 11 of the door plate 3, and the steel wire mesh 1001 can block large sundries. The dust guard 1002 can block dust from entering the inside of the device, thereby improving the service life of the transformer.

The working principle of the transformer protection device of the utility model is as follows: the base plate 4 is firstly placed at the installation site of the transformer 9, leveled and fixed by the embedded bolts. The positioning block 6 is installed in the sliding groove 5 arranged on the base plate 4, the transformer 9 is hoisted and placed to a proper position, the sliding positioning block 6 contacts the bottom of the transformer 9, and the top threads 19 are screwed to fix the transformer 9. The support column 7 is vertically arranged at four corners of the base plate 4 through bolt connection, the top cover 1 is horizontally arranged on the upper surface of the support column 7, the rain hat 2 is horizontally connected on the upper surface of the top cover 1 through bolts, and finally the rain hat 2 horizontally slides into the door plate 3 through slide rails 22 arranged on the base plate 4 and the top cover 1, and then the fastening bolts 12 are locked in place. When maintenance is required to be performed on the transformer, the fastening bolts 12 are loosened, and one door plate 3 can be detached and a plurality of door plates 3 can be detached for maintenance according to the maintenance and repair requirements. When the door plate 3 reduces the damage to the inside caused by the external environment, the heat dissipation capacity of the transformer 9 during working is improved through the arrangement of the filter plate 10 and the heat dissipation holes 20, and the normal working of the transformer 9 is ensured.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A transformer protector, characterized in that: the transformer comprises a top cover (1), a base plate (4), support columns (7) and a door plate (3), wherein the base plate (4) is horizontally arranged on a transformer installation foundation and is provided with a transformer (9) in the middle, four groups of support columns (7) are vertically installed at four corner positions of the top surface of the base plate (4) respectively through bolt connection, and the top cover (1) is horizontally installed at the top ends of the support columns (7) through bolt connection; the surfaces of the base plate (4) and the top cover (1) which are opposite are respectively provided with sliding rails (22) at the peripheries of four groups of supporting columns (7), and the four groups of door plates (3) are connected in the sliding rails (22) in a sliding manner to protect an inner cavity; a locking structure is arranged between the supporting column (7) and the door plate (3).

2. The transformer guard of claim 1, wherein: the top surface of the base plate (4) is provided with a plurality of groups of T-shaped sliding grooves (5); the plurality of positioning blocks (6) horizontally move in the sliding groove (5) through the T-shaped head part arranged at the bottom, and the plurality of positioning blocks (6) can quickly fix the transformer (9).

3. The transformer guard of claim 2, wherein: and two ends of the sliding rail (22) are provided with a yielding platform (21) which is convenient for the door plate (3) to slide out horizontally.

4. The transformer guard of claim 1, wherein: the upper surface of the top cover (1) is connected with symmetrically distributed fixing rods (18) through bolts, and the top end of each fixing rod (18) is horizontally connected with a rain hat (2) through bolts; the novel rain hat is characterized in that a heat dissipation hole (20) is formed in the middle of the top cover (1), the heat dissipation hole (20) is formed right below the rain hat (2), the heat dissipation hole (20) can be shielded in the vertical direction of the rain hat (2), and a waterproof retaining wall (17) is arranged around the heat dissipation hole (20).

5. The transformer guard of claim 1, wherein: the top and the bottom of the door plate (3) are provided with roller mounting seats (14) for mounting rollers (13); a filter plate mounting groove (11) for mounting a filter plate (10) is formed in the middle upper part of the door plate (3); the middle part of the outer vertical face of the door plate (3) is provided with a handle (8).

6. The transformer guard of claim 1, wherein: the locking structure comprises a fastening bolt (12), a threaded hole (15) and a yielding hole (16), wherein the threaded hole (15) is formed in the outer side face of the supporting column (7), the yielding hole (16) is formed in the position, corresponding to the threaded hole (15), of the door plate (3), and the fastening bolt (12) is connected with the threaded hole (15) through the yielding hole (16) in a bolt mode, and the door plate (3) is locked.

7. The transformer guard of claim 5, wherein: the filter plate (10) is formed by compounding and superposing a steel wire mesh (1001) and a dust-proof plate (1002), and the filter plate (10) is clamped in the filter plate mounting groove (11).