CN213717471U - Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator - Google Patents

Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator Download PDF

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Publication number
CN213717471U
CN213717471U CN202022453372.3U CN202022453372U CN213717471U CN 213717471 U CN213717471 U CN 213717471U CN 202022453372 U CN202022453372 U CN 202022453372U CN 213717471 U CN213717471 U CN 213717471U
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China
Prior art keywords
backup protection
protection device
replacing
insulator
strain
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CN202022453372.3U
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Chinese (zh)
Inventor
郑瑞东
王雪涛
姜立超
孙逊
杨亮
陈洪兵
刘永寿
杨腾
王继康
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Charged Operation Branch of Yunnan Power Grid Co Ltd
Live Operation Branch of Yunnan Power Grid Co Ltd
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Live Operation Branch of Yunnan Power Grid Co Ltd
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Abstract

The utility model relates to a live working equipment technical field, specifically speaking relates to a change backup protection device with adjustable 35kV strain insulator single-string insulator load is synchronous, including the mount, the wire fixing-line device is installed to the one end of mount, and angle steel connecting device is installed to the other end of mount, and the mid-mounting of mount has the take-up unit, and the take-up unit includes the rocker, and the one end of rocker has the wire reel in close welding, and clamp bolt is installed at the top of wire reel. The adjustable backup protection device for replacing 35kV strain single-string insulators with synchronous bearing force can be used by being matched with various tower materials, effective backup protection measures are provided for replacement work of 35kV strain single-string insulators in different areas and tower types, the problems that the strain single-string insulators are not effectively replaced in live mode at the current stage, operation risks are high, and accident consequences are serious can be effectively solved, certain technical support can be provided for such overhaul work, and meanwhile, certain social benefits and economic benefits are achieved.

Description

Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator
Technical Field
The utility model relates to a live working equipment technical field, specifically speaking relates to a change backup protection device with adjustable 35kV strain insulator single-string insulator load is synchronous.
Background
35kV circuit is city power supply's main line, in case the circuit breaks down, will cause the large tracts of land power failure accident, 35kV becomes the single line single change mostly, the power failure degree of difficulty is big, live working is the effective means of guaranteeing the power supply reliability, because of 35kV overhead line lightning protection distance is limited, overhead line erects only for the export of transformer substation 2km, the accident that arouses because of the thunderbolt is comparatively frequent, and 35kV circuit distribution is mostly county district or village and town, it is also comparatively serious to receive external force to destroy, bring a large amount of 35kV circuit maintenance operation, the live overhaul operation method and the multiplexer of present 35kV straight line cluster and strain insulator double-string are comparatively perfect, can satisfy live working safety and develop, nevertheless live replacement 35kV single-string insulator does not have effectual back-up protective measure, cause the cluster that falls, the risk of falling the strain insulator is.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a change backup protection device with adjustable 35kV strain insulator single-string insulator load is synchronous to solve the problem that proposes among the above-mentioned background art.
In order to achieve the purpose, the utility model provides an adjustable backup protection device for replacing 35kV strain single-string insulator with synchronous bearing force, which comprises a fixed frame, wherein one end of the fixed frame is provided with a wire clamping device, the other end of the fixed frame is provided with an angle steel connecting device, the middle part of the fixed frame is provided with a wire tightening device, the wire tightening device comprises a rocker, one end of the rocker is tightly welded with a wire spool, the top of the wire spool is provided with a compression bolt, the bottom of the wire spool is provided with a fixed disk, the middle part of the wire spool is provided with a through hole, the middle part of the fixed disk is provided with a threaded hole, and the bottom end of the compression bolt passes through the wire spool and; the angle steel connecting device comprises a fixing plate, wherein two movable rods are vertically arranged on one side of the fixing plate, a strip-shaped hole is formed in the surface of the fixing plate, one end of each movable rod penetrates through the strip-shaped hole and is provided with a threaded end, the threaded end of each movable rod is in threaded connection with a nut, and each movable rod is in sliding connection with the corresponding strip-shaped hole.
Preferably, the handle is welded closely to the outer end of the rocker.
Preferably, a handle is tightly welded to the outer side of the compression bolt.
Preferably, the outer end of the movable rod is provided with a movable hook, and the outer end of the fixed plate is provided with a fixed hook.
Preferably, the outer side wall of the fixing plate is tightly welded with a mounting plate, a mounting hole is formed in the surface of the mounting plate, and the mounting plate is fixed at one end of the fixing frame through a bolt.
Preferably, one end of the fixing frame is connected with the lead clamping device through a bolt.
Preferably, the bottom of the fixed disk is tightly welded with the surface of the fixed frame.
Compared with the prior art, the beneficial effects of the utility model are that:
in the adjustable backup protection device for synchronously replacing the 35kV strain single-string insulator with load bearing, the backup protection device can be matched with tower materials in various forms for use, effective backup protection measures are provided for replacement work of 35kV strain single-string insulators in different regions and tower types, the problems that the existing 35kV strain single-string insulator is replaced in an electrified mode, the backup protection measures are not effective, operation risks are high, and accident consequences are serious can be effectively solved, certain technical support can be provided for such overhaul work, and meanwhile certain social benefits and economic benefits are achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the middle wire tightening device of the present invention;
FIG. 3 is a schematic view of a part of the structure of the present invention;
fig. 4 is a schematic structural diagram of the middle angle iron connecting device of the present invention.
The various reference numbers in the figures mean:
1. a fixed mount; 2. a wire clamp; 3. a wire tightening device; 31. a rocker; 311. a handle; 32. a wire spool; 321. a through hole; 33. a hold-down bolt; 331. a handle; 34. fixing the disc; 341. a threaded hole; 4. an angle steel connecting device; 41. a fixing plate; 411. a fixed hook; 412. a strip-shaped hole; 42. a movable rod; 421. a movable hook; 43. mounting a plate; 431. mounting holes; 44. and a nut.
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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The utility model provides an adjustable backup protection device for replacing 35kV strain single-string insulator with synchronous bearing force, as shown in figure 1-figure 4, comprising a fixing frame 1, a wire clamping device 2 is installed at one end of the fixing frame 1 for clamping a wire, an angle steel connecting device 4 is installed at the other end of the fixing frame 1 for fixing on a cross arm side, a wire tightening device 3 is installed at the middle part of the fixing frame 1 for tightening the wire, the wire tightening device 3 comprises a rocker 31, a wire reel 32 is welded at one end of the rocker 31 closely, a compression bolt 33 is installed at the top of the wire reel 32, a fixing disc 34 is arranged at the bottom of the wire reel 32, a through hole 321 is arranged at the middle part of the wire reel 32, a threaded hole 341 is arranged at the middle part of the fixing disc 34, the bottom end of the compression bolt 33 passes through the wire reel 32 and is in threaded connection with the threaded hole, the pressing bolt 33 is rotated again to press the wire spool 32, so that the wire spool 32 is fixed and cannot be loosened; angle steel connecting device 4 includes fixed plate 41, one side of fixed plate 41 is provided with two movable rod 42 perpendicularly, bar hole 412 has been seted up on the surface of fixed plate 41, bar hole 412 is passed and is provided with the threaded end to the one end of movable rod 42, the threaded end threaded connection of movable rod 42 has nut 44, movable rod 42 and bar hole 412 sliding connection, it is fixed to compress tightly the angle steel through movable rod 42 and fixed plate 41, the position of movable rod 42 can be adjusted, after adjusting, it can to screw up fixedly through nut 44.
Specifically, the handle 311 is tightly welded to the outer end of the rocker 31, so that the hand can drive the rocker 31 to rotate.
In this embodiment, the handle 331 is tightly welded to the outer side of the pressing bolt 33, so that the handle 331 is conveniently held to drive the pressing bolt 33 to rotate.
Furthermore, the outer end of the movable rod 42 is provided with a movable hook 421, and the outer end of the fixed plate 41 is provided with a fixed hook 411 for clamping the side edge of the angle steel.
Further, an installation plate 43 is tightly welded on the outer side wall of the fixing plate 41, an installation hole 431 is formed in the surface of the installation plate 43, and the installation plate 43 is fixed at one end of the fixing frame 1 through a bolt, so that one side of the angle steel connecting device 4 can be conveniently installed on the fixing frame 1.
Furthermore, one end of the fixing frame 1 is connected with the wire clamping device 2 through a bolt, so that the wire clamping device 2 is convenient to fix.
Further, the bottom of the fixed disc 34 is tightly welded with the surface of the fixed frame 1, so that the installation and fixation of the wire tightening device 3 are facilitated.
When the adjustable backup protection device for replacing 35kV single strain insulator string with synchronous bearing force is used, the device is firstly assembled, then a proper installation position is selected according to the model of a tower material and an operation station, an angle steel connecting device 5 is clamped on a cross arm tower material and can be connected with a lead through a lead clamping device 2 to ensure tight contact, the length of an insulating tape is adjusted through an operation rocker 31 to synchronously tighten or loosen a bearing force system for replacing the single strain insulator string, a backup protection measure which can be synchronously adjusted in the process of replacing the 35kV single strain insulator string is realized, during operation, the front lead clamping device 2 is fixed at a side firm position of the cross arm through an angle steel connecting device 4, a front lead clamping device 2 is fixed on the lead in an insulating operation rod or equipotential mode, the front part and the rear part are connected through an insulating protection rope (insulating tape), the length of the insulating protection rope (insulating tape) can be adjusted through the backup of the rocker 31 according to, the device and a bearing system for replacing a single-string insulator are synchronously tightened or loosened, and a reliable protective measure is established in the process of replacing the insulator string. If insulator chain replacement tool load system breaks down, pass through the device with the load transfer to the cross arm side in the twinkling of an eye to guarantee the wire and operation personnel and the electrified body of different electric potentials, the safe combination clearance of grounding body, effectively reduce the operation risk. The overhauling method is suitable for the work of replacing the 35kV strain single-string insulator in a charged manner, and is expected to provide reliable backup measures in the operation of more fields through further exploration.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a change reserve protection device with adjustable 35kV strain insulator list cluster insulator load is synchronous, includes mount (1), its characterized in that: a wire clamping device (2) is installed at one end of the fixing frame (1), an angle steel connecting device (4) is installed at the other end of the fixing frame (1), a wire tightening device (3) is installed in the middle of the fixing frame (1), the wire tightening device (3) comprises a rocker (31), a wire spool (32) is tightly welded at one end of the rocker (31), a compression bolt (33) is installed at the top of the wire spool (32), a fixing disc (34) is arranged at the bottom of the wire spool (32), a through hole (321) is formed in the middle of the wire spool (32), a threaded hole (341) is formed in the middle of the fixing disc (34), and the bottom end of the compression bolt (33) penetrates through the wire spool (32) and is in threaded connection with the threaded hole (341); angle steel connecting device (4) are including fixed plate (41), one side of fixed plate (41) is provided with two movable rods (42) perpendicularly, bar hole (412) have been seted up on the surface of fixed plate (41), bar hole (412) are passed and threaded end is provided with to the one end of movable rod (42), the threaded end threaded connection of movable rod (42) has nut (44), movable rod (42) and bar hole (412) sliding connection.
2. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: the handle (311) is tightly welded at the outer end of the rocker (31).
3. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: and a handle (331) is tightly welded on the outer side of the compression bolt (33).
4. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: the outer end of the movable rod (42) is provided with a movable hook (421), and the outer end of the fixed plate (41) is provided with a fixed hook (411).
5. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: the outer side wall of the fixing plate (41) is tightly welded with a mounting plate (43), a mounting hole (431) is formed in the surface of the mounting plate (43), and the mounting plate (43) is fixed at one end of the fixing frame (1) through a bolt.
6. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: one end of the fixing frame (1) is connected with the lead wire clamping device (2) through a bolt.
7. The adjustable backup protection device for replacing 35kV strain single-string insulator in load bearing synchronization according to claim 1, which is characterized in that: the bottom of the fixed disc (34) is tightly welded with the surface of the fixed frame (1).
CN202022453372.3U 2020-10-29 2020-10-29 Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator Active CN213717471U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022453372.3U CN213717471U (en) 2020-10-29 2020-10-29 Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022453372.3U CN213717471U (en) 2020-10-29 2020-10-29 Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator

Publications (1)

Publication Number Publication Date
CN213717471U true CN213717471U (en) 2021-07-16

Family

ID=76801514

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022453372.3U Active CN213717471U (en) 2020-10-29 2020-10-29 Bearing synchronization adjustable backup protection device for replacing 35kV strain single-string insulator

Country Status (1)

Country Link
CN (1) CN213717471U (en)

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