Insulating sheath for pole-mounted switch

Abstract

The utility model discloses a pole-mounted switch insulating sheath, which comprises a protective sheath main body, the protective sheath main body is provided with a clamping part, the clamping part is made of a silicon rubber material formed by high-temperature compression molding and has a good insulating effect, and one side of the clamping part is provided with an inlet for the pole-mounted switch to enter. A rectangular first opening parallel to the direction of the inlet is formed in one side of the inlet, a second opening is formed in the other side of the inlet, the direction of the second opening is perpendicular to and parallel to the inlet at the same time, two sets of oppositely-arranged protective sleeve edges are arranged at the position of the inlet, and each protective sleeve edge comprises a strip-shaped structure integrally formed in the linear direction of the clamping part. The fixing part is installed on the sheath edges, and the fixing part achieves the fixing work of the inlet through the closing action of the two sheath edges. The terminal stud provided by the utility model is widely applied to terminal studs of power equipment such as pole switches, lightning arresters, outdoor switches and the like, and effectively isolates the pole switches from the external environment, thereby preventing faults caused by direct contact or environmental factors.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of insulating sheath, specifically relates to pole switch insulating sheath. BACKGROUND

[0002] As the core component of the power system, the pole switch plays a vital role in the stable transmission and efficient conversion of power. With the continuous expansion of the power network, in order to meet the demand of long-distance power transmission, most of the pole switches are placed in outdoor environment. However, the variability of outdoor environment, especially its frequent exposure to wind and rain, poses a great threat to the stable operation of the pole switch.

[0003] Under the above background, the pole switch is particularly vulnerable. Because the pole switch is directly exposed to the outside, the pole switch part is easy to be touched by human beings and accidentally connected by small animals or sundries, and natural factors such as wet flash, salt fog and chemical gas corrosion can also accelerate its aging and damage, thereby causing power failure accident and bringing great economic loss to the power system.

[0004] In view of the above situation, the utility model designs the pole switch insulating sheath, which is made of silicone rubber material with high temperature molding and good insulation performance, and is widely used in the wiring end of pole switch, lightning arrester, outdoor switch and other power equipment, effectively isolates the pole switch from the external environment, so as to prevent the failure caused by direct contact or environmental factors. UTILITY MODEL CONTENTS

[0005] In view of the problems existing in the prior art, the utility model provides the pole switch insulating sheath, which is made of one-piece clamping part, the clamping part is made of silicone rubber material with high temperature molding and good insulation effect, and is widely used in the wiring end of pole switch, lightning arrester, outdoor switch and other power equipment, effectively isolates the pole switch from the external environment, so as to prevent the failure caused by direct contact or environmental factors.

[0006] In order to achieve the above object, the utility model discloses a post switch insulation sheath, including the protection sleeve main part, the protection sleeve main part has the integrated moulding and is used for clamping post switch's clamping part, this clamping part adopts the silicon rubber material of high temperature moulding and is made, has good insulating effect, the clamping part is long straight along linear direction, the both sides of clamping part are all outward bulge and form the convex section, the one side of clamping part is equipped with the import for the post switch, the one side of import forms the first opening of rectangle and with the import direction parallel, the other side of import is equipped with the second opening, the direction of this second opening is perpendicular to and parallel to the import simultaneously, the import is equipped with two groups of opposite arrangement's sheath edge, and this sheath edge includes the strip structure of integrated moulding along the linear direction of clamping part, and the fixed part is installed on the sheath edge, and this fixed part realizes the fixed work of the above-mentioned import through the closing action of two sheath edges.

[0007] As a further preferred aspect of the above scheme, the fixed part is a magic tape.

[0008] As a further preferred aspect of the above scheme, the fixed part includes a first fixing groove and a plug-in assembly, wherein one sheath edge has a plurality of first fixing grooves arranged along the linear direction of the sheath edge, and the plug-in assembly plugs in and fixes the two oppositely arranged sheath edges to close and fix the sheath edges through a plug-in action.

[0009] As a further preferred aspect of the above scheme, the plug-in assembly sequentially includes a locking segment, a closing segment and a flexible plug-in segment in the plug-in direction, the locking segment is installed on one of the sheath edges, the closing segment is located at the gap formed by the two sheath edges, the flexible plug-in segment extends to the side away from the locking segment along the closing segment, and the flexible plug-in segment has a plug-in state of being squeezed by the notch of the first fixing groove and shrinking inward, and a clamping state of expanding outward through the first fixing groove and clamping on the first fixing groove.

[0010] As a further preferred aspect of the above scheme, the flexible plug-in segment has a plurality of elastic plug-in units arranged in an annular array, and there is a gap between adjacent two elastic plug-in units, the extending part of the elastic plug-in unit extends outward and forms a protruding unit clamped on the first fixing groove.

[0011] As a further preferred aspect of the above scheme, the closing segment is provided with two second fixing grooves, and the other sheath edge oppositely arranged with the sheath edge having the first fixing groove is provided with a third fixing groove corresponding in position to the first fixing groove, and the locking piece sequentially passes through the second fixing groove and the third fixing groove.

[0012] As a further preferred solution of the above-mentioned solution, the locking member comprises a rotating part and a rotating shaft part connected to the rotating part, and a threaded section is arranged on the outer circumferential surface of the tail end of the rotating shaft part, and the threaded section is in threaded cooperation with the closing section.

[0013] As a further preferred solution of the above-mentioned solution, the outer circumferential surface of the rotating part is provided with an anti-skid pattern.

[0014] As a further preferred solution of the above-mentioned solution, at least two mounting grooves are arranged along the outer circumferential surface of the locking section, and a clamping member is arranged in the mounting grooves, and the clamping member is designed to have a double state:

[0015] One is a standby state, in which the clamping member is completely placed in the mounting groove without external force, and the inner surface of the clamping member is attached to the inner surface of the mounting groove.

[0016] Two is a clamping state, when subjected to external force, the upper part of the clamping member is deflected outward with the lower half as the rotating shaft, and the outer surface of the clamping member is clamped on the other sheath side corresponding to the sheath side provided with the first fixing groove.

[0017] The utility model discloses a pole switch insulation sheath has the following beneficial effects:

[0018] 1. The utility model discloses a pole switch insulation sheath, the clamping part of integrated molding can effectively and stably clamp the pole switch, ensures the close attachment between the insulation sheath and the pole switch, improves the security and stability of use, and the clamping part is made of silicon rubber material of high temperature mould pressing forming and having good insulation effect, is widely used in the wiring terminal of pole switch, lightning arrester, outdoor switch and other power equipment, effectively isolates the pole switch and the external environment, thereby preventing the failure caused by direct contact or environmental factors, and simultaneously, it is more favorable to the import and opening structure fixed on the outside of the pole switch, so that the pole switch and the fixation of the pole switch insulation sheath are more reliable.

[0019] 2. The utility model discloses a pole switch insulation sheath, the design of plug-in assembly, especially the elasticity and clamping mechanism of flexible insertion section, not only make the installation of sheath become quick and convenient, also greatly enhance the fixing effect and stability of sheath, effectively prevent the sheath from falling off or displacement due to external force.

[0020] 3. The utility model discloses a pole switch insulation sheath, optimizes elastic insertion unit and convex unit, increases the fixing effect of two sheath sides, simultaneously, the design of second fixed groove, third fixed groove and locking member provides additional fixing point for plug-in assembly, so that the fixation of plug-in assembly and sheath side is more stable and reliable.

[0021] 4. The utility model discloses a post switch insulation sheath, the double state design of clamping piece not only has promoted the convenience of user operation, also has guaranteed that sheath can keep good working condition under various environmental conditions. These design details collectively enhance the practicality, security and stability of post switch insulation sheath, make it can play excellent performance in various application scenarios.

[0022] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted, it should be understood that the embodiments of the utility model are not limited in scope, and the embodiments of the utility model include many changes, modifications and equivalents. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the structure schematic drawing of sheath edge in the utility model;

[0024] Figure 2 It is the structure schematic drawing of post switch insulation sheath in the utility model;

[0025] Figure 3 It is the structure schematic drawing of locking segment in the utility model; Figure 2 It is the enlarged structure schematic drawing of A place in the utility model;

[0026] Figure 4 It is the structure schematic drawing of locking segment in the utility model;

[0027] Figure 5 It is the structure schematic drawing of flexible insertion segment in the utility model;

[0028] Figure 6 It is the enlarged structure schematic drawing of B place in the utility model; Figure 5 It is the structure schematic drawing of locking segment in the utility model;

[0029] Figure 7 It is the structure schematic drawing of locking segment in the utility model.

[0030] In the drawing: 1, protective sheath main part;2, clamping portion;21, import;211, first opening;212, second opening;3, sheath edge;31, first fixed groove;32, third fixed groove;4, plug-in assembly;41, locking segment;411, installation groove;412, clamping piece;42, closure segment;421, second fixed groove;43, flexible insertion segment;431, elastic insertion unit;432, interval;433, protruding unit;5, locking piece;51, rotating part;52, pivot part. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the utility model more clear and intelligible, the utility model will be explained in further detail below through the drawings and examples. However, it should be understood that the specific examples described herein are only used to explain the utility model and are not used to limit the scope of the utility model.

[0032] It should be noted that when an element is referred to as being "provided on" or "provided with" another element, it can be directly on the other element or there can be a middle element present, and when an element is referred to as being "connected to" or "connected with" another element, it can be directly connected to the other element or there can be a middle element present, and "fixedly connected" means fixed connection, and there are many ways of fixed connection, which are not the protection scope of the present application, and the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration and do not represent the only implementation.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs, and the terms used in the specification herein are only for the purpose of describing specific implementations and are not intended to limit the utility model, and the term "and / or" used herein includes any and all combinations of one or more related listed items;

[0034] Please refer to the drawings of the specification Figures 1-7 The utility model provides a first embodiment of pole switch insulation sheath, in this embodiment, the pole switch insulation sheath mainly is constituted by protection cover main part 1, protection cover main part 1 designs the integrated clamping portion 2, for firm clamping pole switch. The clamping portion 2 one side is equipped with import 21, allows pole switch to enter.

[0035] Preferably, in order to better fix pole switch, in this embodiment, the above import 21 is designed as the first opening 211 of rectangular shape and parallel with the import direction on one side, the other side of the import 21 is equipped with the second opening 212, the direction of the second opening 212 is perpendicular to and parallel to the import 21 simultaneously, the import 21 is equipped with two groups of oppositely arranged sheath edges 3, the sheath edge 3 includes the strip structure of integrated along the linear direction of clamping portion 2, and the fixing component is installed on the sheath edge 3, and the fixing component realizes the fixing work of the above import 21 through the closing action of two sheath edges 3.

[0036] Further, in order to better realize the closing action of import 21 in this embodiment, in this embodiment, the fixing component adopts magic tape structure, that is, the two sides of magic tape are arranged on the sheath edge 3 of import 21 respectively, realizes the adhesion action of magic tape through the up-down closing action of sheath edge 3, thereby realizing the closing of import 21 quickly.

[0037] Please refer to the attached drawings Figures 1-7 The utility model provides a second embodiment of pole switch insulation sheath, in this embodiment, on the basis of pole switch insulation sheath structure in the first embodiment, considering in the actual use process, when installing pole switch insulation sheath, usually will cooperate with insulated bucket arm vehicle or specially made insulation sheath live installation mechanical claw. Due to the restriction of site environment, insulation sheath live installation mechanical claw becomes the preferred tool. The mechanical claw is designed uniquely, needs to complete the installation of insulation sheath through single closing action remotely. The solution of the first embodiment is to realize pasting closure by magic tape structure.

[0038] However, considering that magic tape has some defects in insulation sheath installation. Especially in high place and long -term exposure in harsh external environment, magic tape because of its limited fixing degree, not high temperature and adsorption force weakening with time elapse etc. problems, lead to the service life of pole switch insulation sheath to be greatly shortened, often can need to replace in a few months, this undoubtedly increases maintenance cost. In order to solve the above problems, the utility model improves the existing pole switch insulation sheath, especially the fixing mode is optimized, aims at developing a kind of pole switch insulation sheath with lower cost and longer service life, and the specific improvements are as follows:

[0039] In order to enhance the fixing effect, a plurality of first fixing grooves 31 are arranged on one of the sheath edges 3. Through the plug-in assembly 4, the two groups of sheath edges 3 are fixed by plug-in, to realize the closure and fixation of the sheath edges 3.

[0040] The plug-in assembly 4 is one of the cores of the technical scheme, and the plug-in assembly 4 is composed of a locking section 41, a closing section 42 and a flexible insertion section 43 in sequence along the insertion direction. The locking section 41 is installed on the sheath edge 3, and the closing section 42 is located in the gap formed by the two sheath edges 3. The flexible insertion section 43 has an insertion state of being contracted inwardly by being extruded by the slot of the first fixing groove 31, and a clamping state of being expanded outwardly after passing through the first fixing groove 31 and clamped on the groove, to ensure the quickness and stability of the plug-in.

[0041] In order to further optimize the fixing effect, the flexible insertion section 43 is also provided with a plurality of elastic insertion units 431, the elastic insertion units 431 are arranged in an annular array, there is a gap 432 between the adjacent two elastic insertion units 431, and a protruding unit 433 is formed, to enhance the clamping effect with the first fixing groove 31. At the same time, the second fixing groove 421 on the closing section 42 and the third fixing groove 32 on the sheath edge 3 cooperate with the locking piece 5, to provide additional stable support for the sheath.

[0042] The locking piece comprises a rotating part 51 and a rotating shaft part 52, and the tail end of the rotating shaft part 52 is provided with a threaded section for threaded cooperation with the closing section 42.

[0043] Finally, the mounting grooves 411 on the locking section 41 are internally arranged with clamping pieces 412, which have dual states: a standby state and a clamping state. This design not only improves the operation convenience of the sheath, but also ensures stable work under various environmental conditions.

[0044] The working process of the insulating sheath of the pole-mounted switch provided by the embodiment is as follows:

[0045] First, the clamping part 2 of the insulating sheath in the utility model is sleeved on the pole-mounted switch through the insulating sheath live-line installation mechanical claw, and then the insulating sheath live-line installation mechanical claw is started to perform a closing action, so that the flexible insertion section 43 of the plug-in assembly 4 in the utility model is clamped in the first fixing groove 31 to be fixed, the plug-in action is completed, the insulating sheath live-line installation mechanical claw is remotely controlled to be separated from the connecting part of the utility model, and finally the installation work of the utility model is efficiently completed.

[0046] In summary, compared with the installation action of the magic tape structure in the prior art, the utility model adopts a plug-in combined structure with better fixing effect and longer service life, and in particular, the elasticity and clamping mechanism of the flexible insertion section 43 not only make the installation of the sheath rapid and convenient, but also greatly enhance the fixing effect and stability of the sheath, effectively preventing the sheath from falling off or shifting due to external force.

[0047] The above only describes the preferred embodiments of the utility model, and does not limit the utility model, and any modification, equivalent replacement or improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. Insulating sheath for pole-mounted switch, comprising a sheath body (1), characterized in that, The protective sleeve body (1) has a clamping part (2) integrally formed and used for clamping a column switch, the clamping part (2) is long and straight along a linear direction, both sides of the clamping part (2) are outwardly raised and form convex sections, one side of the clamping part (2) is provided with an entrance (21) for the column switch, one side of the entrance (21) forms a first opening (211) which is rectangular and parallel to the entrance direction, the other side of the entrance (21) is provided with a second opening (212) which is perpendicular to and parallel to the entrance (21), the entrance (21) is provided with two sets of oppositely arranged sleeve edges (3) which include strip structures integrally formed along the linear direction of the clamping part (2), a fixing component is mounted on the sleeve edges (3), and the fixing component realizes the fixing work of the entrance (21) through the closing action of the two sleeve edges (3).

2. The pole-mounted switch insulating cover of claim 1, wherein: The fixing component is a magic tape.

3. The pole-mounted switch insulating cover of claim 1, wherein: The fixing component includes first fixing grooves (31) and a plug-in assembly (4), one sleeve edge (3) is provided with a plurality of first fixing grooves (31) arranged along the linear direction of the sleeve edge (3), and the plug-in assembly (4) plugs and fixes the two sets of oppositely arranged sleeve edges (3) to close and fix the sleeve edges (3) through the plug-in action. The plug-in assembly (4) sequentially includes a locking section (41), a closing section (42) and a flexible plug-in section (43) integrally formed along the plug-in direction, the locking section (41) is mounted on one of the sleeve edges (3), the closing section (42) is located at the gap formed by the two sleeve edges (3), the flexible plug-in section (43) extends to the side away from the locking section (41) along the closing section (42), and the flexible plug-in section (43) has a plug-in state of being extruded by the notch of the first fixing groove (31) and being contracted inward, and a clamping state of being expanded outward and clamped on the first fixing groove (31).

4. The pole-mounted switch insulating cover of claim 3, wherein: The flexible plug-in section (43) has a plurality of elastic plug-in units (431) arranged in an annular array, and has a gap (432) between adjacent two elastic plug-in units (431), and the extending part of the elastic plug-in unit (431) extends to the outside and forms a clamping unit (433) clamped on the first fixing groove (31).

5. The pole-mounted switch insulating cover of claim 4, wherein: The closing section (42) is provided with two second fixing grooves (421), the other sleeve edge (3) oppositely arranged with the sleeve edge (3) provided with the first fixing groove (31) is provided with a third fixing groove (32) corresponding to the position of the first fixing groove (31), and a locking piece (5) sequentially passes through the second fixing grooves (421) and the third fixing groove (32) and fixes the sleeve edges (3) and the closing section (42).

6. The pole-mounted switch insulating cover of claim 5, wherein: The locking piece includes a rotating part (51) and a rotating shaft part (52) connected to the rotating part (51), the tail end outer circumferential surface of the rotating shaft part (52) is provided with a threaded section, and the threaded section is in threaded cooperation with the closing section (42).

7. The pole-mounted switch insulating cover of claim 6, wherein: The outer circumferential surface of the rotating part (51) is provided with an anti-skid pattern.

8. The pole-mounted switch insulating cover of claim 7, wherein: The locking section (41) is provided with at least two mounting grooves (411) along the outer circumferential surface, and the mounting grooves (411) are internally arranged with a clamping piece (412) designed with a double state: One is a standby state, in which the clamping piece (412) is completely placed in the mounting groove (411) without external force, and the inner surface of the clamping piece (412) is attached to the inner surface of the mounting groove (411); Two is the clamping state, when subjected to external force, the upper part of the clamping piece (412) is deflected outward with the lower half as the rotation axis, and the outer surface of the clamping piece (412) is clamped on the other sheath side (3) corresponding to it and opposite to the sheath side (3) provided with the first fixing groove (31).

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