A shield for a multi-coil dry-type air-core reactor

Abstract

The application discloses a protective cover for a multi-coil dry-type air-core reactor, which comprises a waterproof cover body and a bird-proof cover body; the waterproof cover body comprises a plurality of separate rainproof caps, the two sides of each rainproof cap are provided with a first splicing part, and the top of each rainproof cap is provided with a first fixing strip; the bird-proof cover body comprises a plurality of separate bird-proof nets, each bird-proof net is provided with a mesh part, the two sides of each bird-proof net are provided with a second splicing part, and the bottom of each bird-proof net is provided with a second fixing strip. The protective cover for the multi-coil dry-type air-core reactor is fixed on two coils of the dry-type air-core reactor in a separated mode, the waterproof cover body and the bird-proof cover body are both composed of a plurality of components in a splicing mode, and therefore, the waterproof cover body and the bird-proof cover body are convenient to replace and maintain under the premise of guaranteeing the basic functions of heat dissipation and corrosion resistance.

Description

TECHNICAL FIELD

[0001] The utility model relates to a protective cover for multi-coil dry-type air core reactor belongs to dry-type air core reactor technical field. BACKGROUND

[0002] At present, the dry-type air core reactor used in the substation is usually placed in the outdoor environment, due to the lack of shelter and poor air quality, which will cause the accumulation of impurities and other pollutants on the surface of the reactor, and at the same time, the rain will also cause corrosion to the reactor itself; In addition, due to the outdoor environment, birds may build nests, which will affect the safe operation of the dry-type air core reactor. In view of such problems, at present, protective cover is usually added to the outer periphery of the dry-type air core reactor to overcome the above problems.

[0003] But the way of adding protective cover also has some problems, first of all, simply using an integrated cover will affect the heat dissipation of the dry-type air core reactor, which will cause safety hazards; In addition, the protective cover is different due to the problems of the top and the side, for example, the top needs to consider the corrosion prevention and heat dissipation, while the side mainly prevents the problem of birds nesting, so it will cause the loss degree to appear, which will also be not conducive to replacement and maintenance. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a protective cover for multi-coil dry-type air core reactor, which can provide effective protection and facilitate maintenance and replacement.

[0005] In order to achieve the above purpose, the utility model provides a protective cover for multi-coil dry-type air core reactor, characterized by comprising:

[0006] The waterproof cover body comprises a plurality of separate rainproof caps, the rainproof caps are provided with first splicing parts on both sides, and the rainproof caps are provided with first fixing strips on the top;

[0007] The bird-proof cover body comprises a plurality of separate bird-proof nets, the bird-proof nets are provided with grid parts, the bird-proof nets are provided with second splicing parts on both sides, and the bird-proof nets are provided with second fixing strips on the bottom.

[0008] Further, the waterproof cover body is fixed to the top coil of the dry-type air core reactor through the first fixing strips.

[0009] Further, the bird-proof cover body is fixed to the bottom coil of the dry-type air core reactor through the second fixing strips.

[0010] Further, the first splicing part is provided with a through hole;

[0011] The adjacent rainproof caps are connected by bolts through the through hole.

[0012] Further, the rainproof cap comprises an integral inclined part and a vertical part.

[0013] The inclined part is used for draining rainwater, and the vertical part is used for preventing rainwater from flowing out of the rainproof cap.

[0014] Further, the first fixing strip is provided with a fixing protrusion at each end for positioning.

[0015] Further, the bottom of the vertical part is connected with an edge cover.

[0016] Further, the second splicing part is provided with the through hole, and adjacent bird protection nets are connected through the through hole by means of the bolt.

[0017] Further, the outer diameter of the waterproof cover body is greater than that of the bird protection cover body.

[0018] Further, the waterproof cover body and the bird protection cover body are made of glass fiber reinforced plastic.

[0019] By adopting the above technical scheme, the utility model provides a protective cover for a multi-coil dry-type air core reactor, wherein the waterproof cover body and the bird protection cover body are fixed on two coils of the dry-type air core reactor in a separated manner, and the waterproof cover body and the bird protection cover body are both composed of a plurality of components assembled together, so that the replacement and maintenance can be facilitated under the premise of guaranteeing the basic functions of heat dissipation and corrosion resistance. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 A structural schematic view of the protective cover for the multi-coil dry-type air core reactor is provided.

[0021] Fig. 2 A structural schematic view of a rainproof cap in the protective cover for the multi-coil dry-type air core reactor is provided.

[0022] Fig. 3 A structural schematic view of a bird protection cover body in the protective cover for the multi-coil dry-type air core reactor is provided.

[0023] In the drawings: 1, waterproof cover body; 2, rainproof cap; 3, first splicing part; 4, first fixing strip; 5, bird protection cover body; 6, bird protection net; 7, grid part; 8, second splicing part; 9, second fixing strip; 10, inclined part; 11, vertical part; 12, fixing protrusion; 13, edge cover. DETAILED DESCRIPTION

[0024] The utility model discloses make further detailed description to the utility model through the drawings and specific embodiment. At present the dry -type air core reactor used in the transformer substation because being placed in the outdoor environment, can cause corrosion because of contaminant and rainwater, and also can exist the risk of bird nest building under the outdoor environment, therefore often adopt the protection cover of integral type to prevent the occurrence of above-mentioned situation, but the protection cover of integral type is not favorable to the heat dissipation, simultaneously is not favorable to replacement and maintenance, therefore need the protection cover that can fully protect and be favorable to replacement.

[0025] Embodiment

[0026] As Figs. 1 to 3 The utility model provides a protection cover for multi -coil dry -type air core reactor, including:

[0027] Waterproof cover body 1, including a plurality of separate rain cap 2, first splicing portion 3 is provided with on both sides of rain cap 2, and first fixed strip 4 is provided at the top of rain cap 2;Rain cap 2 includes integrally formed inclined portion 10 and perpendicular portion 11;

[0028] Wherein the inclined portion 10 is used for flow guide, and the perpendicular portion 11 is used for making rainwater flow out the rain cap 2.

[0029] A preferred first splicing portion 3 is provided with via hole, and adjacent rain cap 2 is connected by bolt through the via hole.

[0030] Waterproof cover body 1 is fixed in the top coil of dry -type air core reactor by first fixed strip 4. The both ends of first fixed strip 4 are respectively provided with fixed protrusion 12 for positioning. In actual fixing process, the above-mentioned fixed protrusion 12 can be connected with the positioning protrusion of first fixed strip 4 on adjacent rain cap 2, to further improve the fixing effect of the whole.

[0031] It needs to be supplemented here that the bottom of the above-mentioned perpendicular portion 11 is connected with edge take -up 13, and the edge take -up 13 is used to prevent the coil inside bird cover body 5 from flowing into during the process of rainwater falling.

[0032] Bird cover body 5, including a plurality of separate bird net 6, the bird net 6 is provided with grid portion 7, and second splicing portion 8 is arranged on both sides of the bird net 6, and second fixed strip 9 is arranged at the bottom of the bird net 6. The bird cover body 5 is fixed in the bottom coil of dry -type air core reactor by second fixed strip 9. It needs to be explained here that the waterproof cover body 1 and the bird cover body 5 are installed separately, to effectively avoid the phenomenon of creeping between the upper and lower coils of dry -type air core reactor.

[0033] And the second splicing part 8 is provided with the through hole, and the adjacent bird prevention net 6 is connected by the through hole and the bolt, and the second splicing part 8 is used for fixing the adjacent bird prevention net 6, and the effect is similar to that of the first splicing part 3. The outer diameter of the waterproof cover body 1 in a preferred embodiment is greater than that of the bird prevention cover body 5, and the edge 13 has the same effect as that of the edge 13, and rainwater is prevented from falling into the coil inside the bird prevention cover body 5.

[0034] In order to reduce the pressure caused by the protection cover on the dry-type air core reactor during fixing, the waterproof cover body 1 and the bird prevention cover body 5 are made of glass fiber reinforced plastic, and the glass fiber reinforced plastic is not magnetically conductive, so that additional loss is not increased, and normal operation of the dry-type air core reactor is ensured.

[0035] The utility model discloses a protection cover for multi-coil dry-type air core reactor, which is fixed on two coils of the dry-type air core reactor by separating the waterproof cover body and the bird prevention cover body, wherein the waterproof cover body and the bird prevention cover body are composed of multiple components, so that the replacement and maintenance are facilitated under the premise of ensuring the basic functions of heat dissipation and corrosion resistance.

[0036] Obviously, the above-mentioned embodiments are only examples for clearly illustrating, and are not limited to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A shield for a multi-coil dry-type air-core reactor, characterized in that, Including: The waterproof cover body (1) includes a plurality of separate rainproof caps (2), the first splicing part (3) is arranged on both sides of the rainproof cap (2), and the first fixed strip (4) is arranged on the top of the rainproof cap (2); The bird-proof cover body (5) includes a plurality of separate bird-proof nets (6), the bird-proof net (6) is provided with a mesh part (7), the second splicing part (8) is arranged on both sides of the bird-proof net (6), and the second fixed strip (9) is arranged on the bottom of the bird-proof net (6).

2. A guard for a multi-coil dry-type air-core reactor as defined in claim 1, characterized in that: The waterproof cover body (1) is fixed to the top coil of the dry-type air core reactor through the first fixed strip (4).

3. The guard for a multi-coil dry-type air-core reactor of claim 1, wherein: The bird-proof cover body (5) is fixed to the bottom coil of the dry-type air core reactor through the second fixed strip (9).

4. The guard for a multi-coil dry-type air-core reactor of claim 1, wherein: The first splicing part (3) is provided with a through hole; Adjacent rainproof caps (2) are connected by bolts through the through hole.

5. The guard for a multi-coil dry-type air-core reactor of claim 1, wherein: The rainproof cap (2) includes an integral inclined part (10) and a vertical part (11); The inclined part (10) is used for guiding flow, and the vertical part (11) is used for making rainwater flow out of the rainproof cap (2).

6. The guard for a multi-coil dry-type air-core reactor according to claim 1 or 5, characterized in that, The first fixed strip (4) is provided with a fixed protrusion (12) at both ends for positioning.

7. The guard for a multi-coil dry-type air-core reactor of claim 5, wherein, The bottom of the vertical part (11) is connected with an edge collecting part (13).

8. The guard for a multi-coil dry-type air-core reactor according to claim 4, characterized in that, The second splicing part (8) is provided with the through hole, and adjacent bird-proof nets (6) are connected by bolts through the through hole.

9. The guard for a multi-coil dry-type air-core reactor of claim 1, wherein, The outer diameter of the waterproof cover body (1) is greater than that of the bird-proof cover body (5).

10. The guard for a multi-coil dry-type air-core reactor of claim 1, wherein, The waterproof cover body (1) and the bird-proof cover body (5) are glass steel.

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