CN211720131U - Anti-falling device for live work of distribution network - Google Patents

Abstract

The utility model discloses a device for preventing high-altitude falling objects during live operation of a distribution network, comprising an insulating blanket, four corners of the upper surface of the insulating blanket are provided with through holes, and the inner side walls of the through holes are provided with plastic buckles. A first insulating blanket clip is clamped on the two plastic buckles on the left side, and the clamping end of the first insulation blanket clip passes through the plastic buckles, so as to achieve the function of "preventing small objects from falling from high altitudes", and achieve The insulation performance standard requirements of the insulating appliances used in the live operation of the distribution network are small in size and light in weight, easy to carry, easy to install and disassemble, easy to use, and have no limitation or impact on the working space and physical movements of the operators during high-altitude operations. The main materials used are all made of qualified finished insulating materials or insulating materials. After the production is completed, the overall insulation test meets the standard requirements for the live operation of the distribution network. It can be produced by existing items, with low production cost and strong practicability.

Description

Anti-falling device for live work of distribution network

technical field

The utility model relates to the technical field of live work of distribution network, and the specific field is a device for preventing objects from falling from high altitude during live work of distribution network.

Background technique

The 10 kV power supply lines of the distribution network are mostly overhead lines. In recent years, more and more distribution network power supply lines have begun to promote the use of higher efficiency, and the power supply line does not require power outages to carry out maintenance work, that is, the staff ride on the distribution network live work insulation work The bucket arm truck is raised to the high altitude to repair or replace the switchgear and line fittings installed on the tower. During the work, the high-altitude workers only need to wear insulating protective equipment and insulate and shield the nearby live equipment and grounding body, and they can The replacement and maintenance of live equipment can be completed without affecting the normal power supply of the line at all. In actual work, because the work is carried out at high altitude, and at the same time, the operator must wear insulating gloves to work, which has a certain impact on the flexibility of hand movements. Occasionally, there are small maintenance tools such as hand-held wrenches and various equipment in the process of maintenance and disassembly. When bolts or other small parts fall off and fall from a height, if there are people under the working position or people with other equipment installed on the tower, tools or parts that fall from height will hurt the people and equipment below, causing safety risks and property damage, so we need a device to prevent falling objects during live work on the distribution network.

Utility model content

The purpose of the present utility model is to provide a device for preventing falling objects in the live operation of the distribution network, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a device for preventing falling objects during live work on a distribution network, including an insulating blanket, four corners of the upper surface of the insulating blanket are provided with through holes, and the inner side of the through holes is provided with through holes. Plastic buckles are arranged on the wall, first insulating blanket clips are clamped on the two plastic buckles on the left side, and the clamping ends of the first insulation blanket clips pass through the plastic buckles, and the two plastic buckles on the right An insulating rope is passed through the plastic buckle, and the insulating rope includes a movable end and a fixed end. An installation sleeve is arranged on the outer side of the insulating rope, and a partition is arranged between the upper and lower inner side walls of the installation sleeve. The installation sleeve is divided into a front cavity and a rear cavity, the fixed end is fixedly connected with a second insulating blanket clip through the front cavity, the rear surface of the movable end is evenly provided with clips, and the rear cavity is The middle part of the rear side wall is provided with an installation groove, in which a pawl is rotatably connected through a rotating shaft. The other end penetrates the rear side wall of the mounting sleeve and is provided with a pull ring.

Preferably, the outer edge of the insulating blanket is folded inward to form an insulating pocket, the left and right surfaces of the insulating pocket are symmetrically provided with one end of a connecting rope front and rear, and the other end of the connecting rope is connected with an insulating rod. The upper surface of the insulating rod is rotatably provided with a grounding rod clamp.

Preferably, the length of the insulating blanket is 1000 mm, and the width of the insulating blanket is 900 mm.

Preferably, the insulating blanket is a resin insulating blanket, and the edge of the insulating blanket is provided with edging.

Preferably, rubber sleeves are provided on the outer sides of the clamping ends of the first insulating blanket clip and the second insulating blanket clip.

Preferably, holding grooves are provided on the outer sides of the holding ends of the first insulating blanket clip and the second insulating blanket clip.

Preferably, the mounting sleeve and the pawl are made of plastic materials.

Compared with the prior art, the beneficial effects of the utility model are: the device for preventing objects from falling from high altitudes in live work of distribution network, while realizing the function of "preventing small objects from falling from high altitudes", it also achieves the insulation of insulating appliances used in live work of distribution network. Performance standard requirements, small size and light weight, easy to carry, easy to install and disassemble, easy to use, do not limit or affect the working space and physical movements of operators in high-altitude operations. Insulation material, after the production is completed, the overall insulation test meets the standard requirements for the live operation of the distribution network. It can be produced by existing items, with low production cost and strong practicability.

Description of drawings

Fig. 1 is the front view structure schematic diagram of Embodiment 1 of the present utility model;

FIG. 2 is a schematic top-view cross-sectional structural diagram of the insulating rope according to Embodiment 1 of the present invention;

Fig. 3 is the enlarged schematic diagram of the structure at A of Fig. 2;

4 is a schematic structural diagram of a first insulating blanket clip and a second insulating blanket clip according to Embodiment 1 of the present invention;

FIG. 5 is a schematic front view of the structure of Embodiment 2 of the present invention.

In the picture: 1-insulation blanket, 2-plastic buckle, 3-first insulation blanket clip, 4-insulation rope, 401-active end, 402-fixed end, 5-installation sleeve, 6-partition, 7-front Cavity, 8-rear cavity, 9-second insulation blanket clip, 10-clamp, 11-rotating shaft, 12-pawl, 13-tie rod, 14-pull ring, 15-insulation pocket, 16-connecting rope, 17-insulation rod, 18-ground rod clamp, 19-rubber sleeve, 20-holding groove.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Embodiment 1, please refer to Figures 1-4, this embodiment provides a technical solution: a device for preventing falling objects during live operation of the distribution network, including an insulating blanket 1, through which the wrench or other small parts that are accidentally dropped are received, so The four corners of the upper surface of the insulating blanket are provided with through holes, the inner side walls of the through holes are provided with plastic buckles 2, and the two plastic buckles on the left side are clipped with a first insulation blanket clip 3. , the clamping end of the first insulation blanket clip passes through the plastic buckle, the first insulation blanket clip passes through the plastic buckle, and is hung on the edge of the insulation bucket to fix the left side of the first insulation blanket, and the two right sides of the first insulation blanket. An insulating rope 4 is passed through each of the plastic buckles. The insulating rope includes a movable end 401 and a fixed end 402. An installation sleeve 5 is provided on the outer side of the insulating rope. Partition 6, the partition divides the installation sleeve into a front cavity 7 and a rear cavity 8, the fixed end is fixedly connected with a second insulating blanket clip 9 through the front cavity, and the rear surface of the movable end is uniform A clamping strip 10 is provided, and an installation groove is arranged in the middle of the rear side wall of the rear cavity. A pawl 12 is rotatably connected to the installation groove through a rotating shaft 11, and the pawl is clamped with the clamping strip. One end of the pull rod 13 is fixedly connected to the rear surface of the pull rod, the other end of the pull rod penetrates the rear side wall of the installation sleeve and is provided with a pull ring 14, and the right side of the first insulating blanket is clamped by the second insulating blanket clip through the insulating rope. When it is hung on the drop-type fuse or isolation knife cross arm, and the actual use length of the insulating rope needs to be shortened, pull the movable end of the insulating rope to the right to increase the length of the cavity after the movable end of the insulating rope protrudes; When the actual length of the insulating rope is long, the pull ring is pulled, and the pull ring drives the pawl to move backward through the pull rod, so that the pawl is no longer clamped with the clip, and at the same time pulls the movable end of the insulation rope to the left to make the insulation rope move. The length of the cavity is reduced after the end protrudes, and then the pull ring can be released.

Embodiment 2, please refer to Figure 5. The difference between this embodiment and Embodiment 1 is that the grounding rod clamp is added. When using, the grounding rod clamp is hung on the wire, which is suitable for cutting, connecting leads or Replacing and hooking the wire clip works. For the structure not mentioned in this embodiment, please refer to the description of Embodiment 1.

The outer edge of the insulating blanket is folded inward to form an insulating pocket 15 , the left and right surfaces of the insulating pocket are symmetrically provided with one end of a connecting rope 16 , and the other end of the connecting rope is connected with the insulating rod 17 . The upper surface of the insulating rod is rotated with a grounding rod clamp 18, which is used to receive accidentally dropped wrenches or other small parts through the insulating pocket. The grounding rod clamp is used to hang the insulating pocket on the wire through the connecting rope and the insulating rod. Set up multiple connecting ropes to ensure the stability when hanging.

Specifically, the length of the insulating blanket is 1000 mm, and the width of the insulating blanket is 900 mm. The size of the insulating blanket is controlled so that the insulating blanket can meet the needs of use without being inconvenient to carry because of its large size.

Specifically, the insulating blanket is a resin insulating blanket, and the edge of the insulating blanket is provided with edging, and the edge of the insulating blanket is placed to draw wires to increase the service life of the insulating blanket.

Specifically, rubber sleeves 19 are provided on the outer sides of the clamping ends of the first insulating blanket clip and the second insulating blanket clip, and the friction between the clamping ends of the first insulating blanket clip and the second insulating blanket clip is increased by providing the rubber sleeves. force to ensure the firmness and stability of the suspension.

Specifically, the outer sides of the holding ends of the first insulating blanket clip and the second insulating blanket clip are provided with holding grooves 20 , and the surfaces of the holding grooves are smoothed to facilitate the staff to hold.

Specifically, the mounting sleeve and the pawl are made of plastic material, which reduces the weight and facilitates portability, and at the same time, the cheap plastic material reduces the production cost.

Working principle: The utility model is used when replacing the isolation knife switch or the drop-type fuse. When in use, the insulating bucket arm truck is operated to lift up close to the drop-type fuse or isolation knife switch to be repaired. After the insulation and shielding, pass the first insulation blanket clip through the plastic buckle and hang it on the edge of the insulation bucket, fix the left side of the first insulation blanket, and then use the second insulation blanket clip to clamp the first insulation blanket through the insulation rope. The right side clip is hung on the drop-type fuse or isolation knife cross-arm, and the accidentally dropped wrench or other small parts are received through the insulating blanket; The rope and the insulating rod use the grounding rod clamp to hang the insulating pocket on the wire, and accept the accidentally dropped wrench or other small parts through the insulating pocket.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. Join in marriage net live working and prevent high altitude junk device, including insulating blanket (1), its characterized in that: the insulation blanket is characterized in that through holes are formed in four corners of the upper surface of the insulation blanket (1), plastic buckles (2) are arranged on the inner side wall of each through hole, a first insulation blanket clamp (3) is clamped on each plastic buckle (2) on the left side, a clamping end of each first insulation blanket clamp (3) penetrates through each plastic buckle (2), an insulation rope (4) penetrates through each plastic buckle (2) on the right side, each insulation rope (4) comprises a movable end (401) and a fixed end (402), an installation sleeve (5) is arranged on the outer side of each insulation rope (4), a partition plate (6) is arranged between the upper inner side wall and the lower inner side wall of each installation sleeve (5), each installation sleeve (5) is divided into a front cavity (7) and a rear cavity (8) through each partition plate (6), each fixed end (402) penetrates through the front cavity (7) and is fixedly connected with a second insulation blanket clamp (9), and clamping strips (10) are uniformly arranged on the rear surface of each, the rear side wall middle part of back cavity (8) is equipped with the mounting groove, rotate through pivot (11) in the mounting groove and be connected with pawl (12), pawl (12) and card strip (10) joint, the one end of fixedly connected with pull rod (13) on the rear surface of pawl (12), the other end of pull rod (13) runs through the rear side wall of installing sleeve (5) and is equipped with pull ring (14).

2. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: the outer edge of the insulating blanket (1) is inwards turned into an insulating pocket (15), the left surface and the right surface of the insulating pocket (15) are respectively and symmetrically provided with one end of a connecting rope (16) in a front-back mode, the other end of the connecting rope (16) is connected with an insulating rod (17), and the upper surface of the insulating rod (17) is rotatably provided with a grounding wire rod clamping head (18).

3. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: the length of the insulating blanket (1) is 1000mm, and the width of the insulating blanket (1) is 900 mm.

4. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: the insulating blanket (1) is a resin insulating blanket, and edge of the insulating blanket (1) is provided with a wrapping edge.

5. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: rubber sleeves (19) are arranged on the outer sides of the clamping ends of the first insulating blanket clamp (3) and the second insulating blanket clamp (9).

6. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: the outer sides of the holding ends of the first insulating blanket clamp (3) and the second insulating blanket clamp (9) are respectively provided with a holding groove (20).

7. The distribution network live working high-altitude falling object prevention device according to claim 1, characterized in that: the mounting sleeve (5) and the pawl (12) are both made of plastic materials.

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