Ceramic lightning arrester protective cover

Abstract

The utility model relates to the technical field of lightning arrester protection, in particular to a ceramic lightning arrester protective cover. The ceramic lightning arrester protective cover comprises a slidable annular piece, a circular-ring-shaped insulating shell and a cylindrical insulating cover body which are sequentially connected from bottom to top, a sliding block device is arranged on the inner side face of the slidable annular piece, and a sliding groove embedded with the sliding block device is formed in the side face of the annular insulating shell. The upper top of the annular insulating shell is connected with the lower bottom edge of the cylindrical insulating cover body, the side surface of the cylindrical insulating cover body is provided with an openable door body and a rotating device, and the openable door body is rotatably connected with the rotating device. According to the protective cover, the problems that an existing protective cover is insufficient in adaptability and poor in protective effect can be solved, and meanwhile great convenience can be brought to daily maintenance of managers.

Description

TECHNICAL FIELD

[0001] The utility model relates to lightning arrester protection technical field, especially in a kind of ceramic lightning arrester protective cover. BACKGROUND

[0002] In the existing ceramic lightning arrester protection, protective cover body can usually only be aimed at some specific models of ceramic lightning arrester to carry out insulation protection, in actual protection process, it can not be well covered and protected due to the volume of some specific models of ceramic body, there is the problem of poor protection effect caused by insufficient adaptability, while the daily maintenance of the existing protective cover to ceramic lightning arrester is inconvenient. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a kind of ceramic lightning arrester protective cover, the space volume of the insulation protective cover body is increased or reduced by the sliding of slidable ring-shaped part, the problem of poor protection effect caused by insufficient adaptability of existing protective cover is solved, and the maintenance and management of staff to ceramic lightning are facilitated by opening openable and closable door body.

[0004] The utility model solves the technical problem of the solution: provide a kind of ceramic lightning arrester protective cover, including the slidable ring-shaped part, circular ring-shaped insulation shell and cylindrical insulation cover body connected in turn from bottom to top;The inner side of the slidable ring-shaped part is equipped with sliding block device, the side of the circular ring-shaped insulation shell is equipped with the sliding groove that is embedded with the sliding block device;The upper top of the circular ring-shaped insulation shell is connected with the lower bottom edge of the cylindrical insulation cover body, the side of the cylindrical insulation cover body is equipped with openable and closable door body and rotating device, and the openable and closable door body is rotationally connected with the rotating device;Wherein, the slidable ring-shaped part and the circular ring-shaped insulation shell form insulation protective cover body, the sliding block device slides in the sliding groove, moves the slidable ring-shaped part to increase or reduce the space volume of the insulation protective cover body.

[0005] Further, the slidable ring-shaped part is sleeved on the outer side of the circular ring-shaped insulation shell, and the diameter of the slidable ring-shaped part is greater than the diameter of the circular ring-shaped insulation shell.

[0006] Further, the lower bottom of the cylindrical insulation cover body is circular, and the diameter of the lower bottom of the cylindrical insulation cover body is less than the diameter of the circular ring-shaped insulation shell.

[0007] Further, the side of the cylindrical insulation cover body is equipped with the first opening corresponding to the openable and closable door body, and the openable and closable door body is embedded in the first opening.

[0008] Further, the openable and closable door body comprises a door body and a clamping device, the door body is embedded in the first opening, the door body is provided with a second opening communicated with the first opening, and the clamping device is arranged in the second opening and rotationally connected with the door body.

[0009] Further, the clamping device is a shingle type clamping piece, the shingle type clamping piece comprises a plurality of clamping slots, and the cylindrical insulation cover body can be embedded in any one of the clamping slots, so that the shingle type clamping piece fixes the door body.

[0010] Further, the rotating device comprises two rotating blocks, the two rotating blocks are arranged on the side surface of the cylindrical insulation cover body, arranged in the first opening and fixedly connected with the door body.

[0011] Further, the top of the cylindrical insulation cover body is provided with a wire port and two detection openings, and the two detection openings are symmetrically arranged on the two sides of the wire port.

[0012] The utility model discloses a ceramic lightning arrester protection cover, through the slidable ring piece, the circular ring insulation casing and the cylindrical insulation cover body of connecting from below to above in proper order to form an integral insulation protection cover body, carry out insulation protection to the ceramic lightning arrester. Through the cooperation of the sliding groove and the sliding block device arranged on the inner side surface of the slidable ring piece, the sliding block device can be slid to drive the slidable ring piece to move, so as to increase or reduce the space volume of the insulation protection cover body, thereby solving the problem of poor protection effect caused by poor adaptability of the protection cover in the prior art. At the same time, by opening the openable and closable door body, the maintenance and management of the ceramic lightning arrester can be carried out by the management personnel, and the management personnel do not need to take out the entire protection cover every time for daily maintenance and management, which brings great convenience to the management personnel. ACCURATE DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly describe the drawings needed to be used in the embodiment description. Obviously, the described drawings are only a part of the embodiments of the utility model, not all the embodiments, and the person skilled in the art can obtain other design schemes and drawings according to these drawings without paying creative labor.

[0014] Figure 1 The extension state schematic diagram of the ceramic lightning arrester protection cover provided in the embodiment of the utility model is shown in the figure.

[0015] Figure 2 The initial state schematic diagram of the ceramic lightning arrester protection cover provided in the embodiment of the utility model is shown in the figure.

[0016] Figure 3The bottom perspective view of the ceramic lightning arrester protective cover is provided for the embodiments of the present application.

[0017] Figure 4 The structural schematic diagram of the ceramic lightning arrester protective cover without the slidable ring-shaped part is provided for the embodiments of the present application.

[0018] Figure 5 The structural schematic diagram of the openable and closable door body is provided for the embodiments of the present application.

[0019] Figure 6 The schematic diagram of the door body and the second opening is provided for the embodiments of the present application.

[0020] Reference signs

[0021] Slidable ring-shaped part 1, sliding block device 11, circular ring-shaped insulating shell 2, sliding groove 21, cylindrical insulating cover body 3, openable and closable door body 31, door body 311, clamping device 312, second opening 313, imbricated clamping piece 314, clamping seam 315, rotating device 32, rotating block 321, first opening 33, wire port 34, detection opening 35, insulating protective cover body 4. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0023] It should be noted that although the functional modules are divided in the system schematic diagram, and the logical order is shown in the flowchart, in some cases, the steps shown or described can be executed in different order from the module division in the system or the order in the flowchart. The terms "first", "second", etc. in the specification, claims and above drawings are used to distinguish similar objects, and do not necessarily describe a specific order or sequence.

[0024] According to an aspect of the embodiment of the utility model, the utility model provides a kind of ceramic lightning arrester protective cover, including the slidable ring piece 1 of sequentially connecting from bottom to top, circular ring insulation shell 2 and cylindrical insulation cover body 3;The inner side of the slidable ring piece 1 is equipped with sliding block device 11, the side of the circular ring insulation shell 2 is equipped with the sliding groove 21 that is embedded with the sliding block device 11;The upper top of the circular ring insulation shell 2 is connected with the lower bottom edge of the cylindrical insulation cover body 3, the side of the cylindrical insulation cover body 3 is equipped with openable door body 31 and rotating device 32, the openable door body 31 is rotatably connected with the rotating device 32;Wherein, the slidable ring piece 1 and the circular ring insulation shell 2 form insulation protective cover body 4, the sliding block device 11 slides in the sliding groove 21, drives the slidable ring piece 1 to move, to increase or reduce the space volume of the insulation protective cover body 4.

[0025] Specifically, as shown in Figure 1 、 Figure 2 and Figure 3 , Figure 1 for openable door body 31 open and slidable ring piece 1 increase the space volume of insulation protective cover body 44 by sliding groove 21 schematic diagram; Figure 2 for openable door body 31 close and slidable ring piece 1 in initial position is not carried out space volume expansion schematic diagram. Figure 3 It is from the bottom to the schematic diagram of looking up, can obviously see that sliding block device 11 is in sliding groove 21, by sequentially connecting from bottom to top slidable ring piece 1, circular ring insulation shell 2 and cylindrical insulation cover body 3 to form an integral insulation protective cover body 4, to carry out insulation protection to ceramic lightning arrester. By sliding groove 21 and the sliding block device 11 on the inner side of slidable ring piece 1 are cooperated, can make sliding block device 11 slide to drive slidable ring piece 1 to move, to increase or reduce the space volume of insulation protective cover body 4, to solve the problem of poor protection effect caused by inadequate adaptability of protective cover in the prior art.

[0026] The existing management personnel need to maintain lightning arrester regularly, then the lightning arrester protective cover of existing technology is generally needed to be taken off from lightning arrester by management personnel as a whole, and then lightning arrester is maintained, since lightning arrester protective cover is frequently taken off and installed again, it can be easily installed out of position, that is, some positions are not protected in standard way, so that poor protection effect is caused, and it also brings great inconvenience to daily maintenance of management personnel. Therefore, the first opening 33 is formed by opening openable door body 31, and the maintenance and management of ceramic lightning arrester can be conveniently carried out by management personnel through the first opening 33, without taking out the whole protective cover each time, which brings great convenience to management personnel.

[0027] In one embodiment of the present invention, the slidable annular component 1 is sleeved on the outer side of the annular insulating shell 2, and the diameter of the slidable annular component 1 is larger than the diameter of the annular insulating shell 2.

[0028] Specifically, since the slidable annular part 1 needs to slide up and down, it is fitted onto the outer side of the annular insulating shell 2. Therefore, the diameter of the slidable annular part 1 also needs to be larger than the diameter of the annular insulating shell 2, thereby more effectively increasing the spatial volume of the insulating protective cover 4.

[0029] In one embodiment of this utility model, the bottom surface of the cylindrical insulating cover 3 is circular, and the diameter of the bottom surface of the cylindrical insulating cover 3 is smaller than the diameter of the annular insulating shell 2.

[0030] Specifically, the bottom surface of the cylindrical insulating cover 3 is aligned with the top surface of the annular insulating shell 2 to form a relatively tight protective cover. The diameter of the bottom surface of the cylindrical insulating cover 3 is smaller than the diameter of the annular insulating shell 2, which allows it to be closely attached to the ceramic surge arrester body while providing insulation protection. This saves on material manufacturing costs and makes it less likely for the entire ceramic surge arrester protective cover to detach from the ceramic surge arrester, thereby improving the stability and reliability of the ceramic surge arrester protective cover in providing insulation protection.

[0031] In one embodiment of the present invention, the cylindrical insulating cover 3 has a first opening 33 on its side corresponding to the openable and closable door 31, and the openable and closable door 31 is embedded in the first opening 33.

[0032] Specifically, it can be like Figure 4 As shown, the first opening 33 allows the openable door 31 to be embedded in the first opening 33, so that when the openable door 31 is open, the management personnel can perform routine maintenance on the ceramic surge arrester inside the enclosure through the first opening 33. Routine maintenance includes repairing materials that have fallen off the ceramic in a certain position of the ceramic surge arrester.

[0033] In one embodiment of the present invention, the openable and closable door 31 includes a door body 311 and a clamping device 312. The door body 311 is embedded in the first opening 33. The door body 311 has a second opening 313 that communicates with the first opening 33. The clamping device 312 is disposed in the second opening 313 and is rotatably connected to the door body 311.

[0034] Specifically, such as Figure 6As shown, the whole openable and closable door body 31 is formed by the door body 311 and the clamping device 312 arranged on one side of the door body 311, wherein the door body 311 is also provided with a second opening 313 for communication with the first opening 33, the clamping device 312 is arranged in the second opening 313 and can rotate in the second opening 313 to be rotatably connected with the door body 311. That is, the clamping device 312 can be clamped to the side surface of the cylindrical insulating cover 3 by being pried, so that the door body 311 can be fixed by the clamping device 312 and cannot rotate to keep the closed state when the door body 311 is closed. Similarly, the closed state of the door body 311 can also be released by rotating the clamping device 312.

[0035] In an embodiment of the present application, the clamping device 312 is a shingle type clamping piece 314, which comprises a plurality of clamping slots 315, and the cylindrical insulating cover 3 can be embedded in any one of the clamping slots 315 to fix the door body 311.

[0036] Specifically, as shown, Figure 5 The shingle type clamping piece 314 is formed with a plurality of clamping slots 315, and the cylindrical insulating cover 3 can be embedded in any one of the clamping slots 315 by rotating the shingle type clamping piece 314, that is, changing the position of the clamping slot 315, so as to fix the door body 311, and the state of fixing the door body 311 can also be released to open the door body 311. By changing different clamping slots 315, the door body 311 can be fixed or released.

[0037] In an embodiment of the present application, the rotating device 32 comprises two rotating blocks 321, both of which are arranged on the side surface of the cylindrical insulating cover 3 and in the first opening 33 and fixedly connected with the door body 311.

[0038] Specifically, both of the rotating blocks 321 are arranged on the side surface of the cylindrical insulating cover 3 and in the first opening 33 and fixedly connected with the door body 311, so that the door body 311 can be rotated by the rotating blocks 321 to open or close the door body 311.

[0039] In an embodiment of the present application, the top of the cylindrical insulating cover 3 is provided with a wire port 34 and two detection openings 35, and the two detection openings 35 are symmetrically arranged on both sides of the wire port 34.

[0040] Specifically, the wire port 34 can be used for wiring, and the two detection openings 35 can facilitate the management personnel to detect some temperature, smoke concentration and the like, the detection openings 35 can have various purposes, and of course, if the wire port 34 is insufficient to provide the space for wiring, the two detection openings 35 can also assist the wiring.

[0041] In summary, the utility model embodiment provides a kind of ceramic lightning arrester protective cover, both can solve the problem of the adaptability of existing protective cover, poor protection effect, again it can bring great convenience for the routine maintenance of management personnel.

[0042] The preferred embodiments of the utility model are specifically described above, but the utility model is not limited to the described embodiments, and those skilled in the art can make various equivalent modifications or replacements without departing from the spirit of the utility model, and these equivalent modifications or replacements are all included in the scope defined by the claims of the utility model.

Claims

1. A ceramic surge arrester protection shield, characterized by, The application relates to an insulation protective cover, which comprises a slidable ring-shaped part, a circular ring-shaped insulation shell and a cylindrical insulation cover body connected in sequence from bottom to top; the inner side of the slidable ring-shaped part is provided with a sliding block device, the side of the circular ring-shaped insulation shell is provided with a sliding groove matched with the sliding block device; the upper top of the circular ring-shaped insulation shell is connected with the lower bottom edge of the cylindrical insulation cover body, the side of the cylindrical insulation cover body is provided with an openable and closable door body and a rotating device, the openable and closable door body is rotationally connected with the rotating device; the slidable ring-shaped part and the circular ring-shaped insulation shell form the insulation protective cover body, the sliding block device slides in the sliding groove and drives the slidable ring-shaped part to move, so as to increase or reduce the space volume of the insulation protective cover body.

2. The ceramic surge arrester shield according to claim 1, characterized in that, The slidable ring-shaped part is sleeved on the outer side of the circular ring-shaped insulation shell, and the diameter of the slidable ring-shaped part is larger than that of the circular ring-shaped insulation shell.

3. The ceramic surge arrester shield according to claim 1, wherein, The lower bottom surface of the cylindrical insulation cover body is circular, and the diameter of the lower bottom surface of the cylindrical insulation cover body is smaller than that of the circular ring-shaped insulation shell.

4. The ceramic surge arrester shield of claim 1, wherein, The side of the cylindrical insulation cover body is provided with a first opening corresponding to the openable and closable door body, and the openable and closable door body is embedded in the first opening.

5. The ceramic surge arrester shield according to claim 4, characterized in that, The openable and closable door body comprises a door body and a clamping device, the door body is embedded in the first opening, the door body is provided with a second opening communicated with the first opening, and the clamping device is arranged in the second opening and rotationally connected with the door body.

6. The ceramic surge arrester shield according to claim 5, characterized in that The clamping device is a shingle type clamping piece, the shingle type clamping piece comprises a plurality of clamping seams, and the cylindrical insulation cover body can be embedded in any one of the clamping seams, so that the shingle type clamping piece fixes the door body.

7. The ceramic surge arrester shield according to claim 6, characterized in that The rotating device comprises two rotating blocks, the two rotating blocks are arranged on the side of the cylindrical insulation cover body and in the first opening, and are fixedly connected with the door body.

8. The ceramic surge arrester shield of claim 1, wherein, The top of the cylindrical insulation cover body is provided with a wire port and two detection openings, and the two detection openings are symmetrically arranged on the two sides of the wire port.

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