CN211215055U - Safety belt hanger special for overhauling lightning arrester of transformer substation - Google Patents

Abstract

The utility model discloses a safety belt hanging frame special for overhauling a transformer substation arrester, which comprises an upper ring base, a lower ring base, an insulating rod jack, a compression screw, an insulating rod and a steel wire rope ring; one side wall of each of the upper ring base and the lower ring base is provided with an insulating rod jack, and the other side wall of each of the upper ring base and the lower ring base is provided with two compression screws; the top end of the insulating rod is provided with a steel wire rope ring, and the bottom end of the insulating rod is sequentially inserted into insulating rod inserting holes in the upper ring base and the lower ring base; the utility model discloses special safety belt stores pylon of transformer substation's arrester maintenance is designed to the general mounting structure of transformer substation's arrester, can abandon the custom way of regarding arrester insulator as the safety belt fixed point, eliminates the potential safety hazard, guarantees personal, equipment safety, avoids the emergence of accident; the utility model discloses transformer substation's arrester overhauls special safety belt stores pylon simple structure easily realizes, and cost is low, easily promotes, carries and uses all very conveniently.

Description

A special safety belt hanger for maintenance of lightning arrester in substation

technical field

The utility model relates to the technical field of power supply and distribution safety protection, in particular to a special safety belt hanger for overhauling lightning arresters in substations.

Background technique

When the arrester maintenance test is carried out in the substation, it is necessary to perform wiring and disconnection operations at the top of the arrester. At this time, there is a safety hazard that the operator's seat belt has nowhere to hang. The arrester is located in a small space in the substation, and there is no room for large equipment such as scaffolding and lifting platforms. Only insulated ladders can be used for high-altitude wiring and wire removal operations. The top of the arrester is generally more than 3 meters away from the ground. According to the requirements of the "Safety Regulations", the operator must wear a safety belt to work. However, there is no special suspension point installed on the pillar of the arrester, and the operator can only hang the safety belt around the arrester body. On the other hand, this method is not convenient for manual operation, and there is a potential safety hazard that the arrester body is broken. Once a fall occurs, it will often cause serious injury to the operator. Therefore, it is urgent to develop a special safety belt hanger for maintenance of lightning arresters in substations to ensure the safety of on-site personnel working at heights.

Utility model content

The purpose of this utility model is to provide a special safety belt hanger for maintenance of lightning arresters in substations, so as to solve the problem that the operator's safety belt cannot be hung in the process of wiring and disconnecting, so as to ensure personal safety and equipment safety. The utility model The seat belt hanger is sturdy and easy to hang.

The technical solution that realizes the purpose of the present utility model is:

A special safety belt hanger for maintenance of lightning arresters in substations is characterized in that it includes an upper ring base, a lower ring base, an insulating rod socket, a pressing screw, an insulating rod and a wire rope ring; the upper ring base and the lower ring One side wall of the ring base is provided with insulating rod sockets, and the other side walls of the upper ring base and the lower ring base are provided with two pressing screws; the upper ring base is located on the lower ring base Just above the upper ring base and the insulating rod sockets on the lower ring base are on the same vertical line; the top end of the insulating rod is provided with a wire rope ring, and the bottom end of the insulating rod is inserted into the upper ring base and the lower ring in turn. inside the insulating rod socket on the ring base.

Preferably, the upper ring base and the lower ring base both include a first half ring and a second half ring, the first half ring and the second half ring are combined to form a ring structure, the first half ring One end of the first half ring is connected with one end of the second half ring through a rotating shaft, and the other end of the first half ring is connected with the other end of the second half ring through a buckle.

Preferably, the diameter of the upper ring base and the lower ring base is 300mm, and the upper ring base and the lower ring base are made of aluminum alloy material.

Preferably, the upper ring base and the lower ring base are fixed on the arrester support column.

Preferably, the diameter of the insulating rod insertion hole is 60 mm, and the insulating rod insertion hole is made of aluminum alloy material.

Preferably, the insulating rod includes a lower end rod and an upper end rod, the inner side wall of the lower end rod is provided with upper, middle and lower threaded connection structures, and the bottom end of the upper end rod is fixed with the lower end rod through the threaded connection structure connect.

Preferably, the lengths of the lower end rod and the upper end rod are both 2.5 meters.

Preferably, the insulating rod is made of FRP epoxy resin material.

Compared with the prior art, the present utility model has significant advantages:

The utility model is designed for the general installation structure of the lightning arrester in the transformer substation. Using it as a special safety belt hanger can abandon the customary practice of using the arrester insulator as the fixing point of the safety belt, eliminate potential safety hazards and ensure Personal safety and equipment safety are avoided, and accidents are avoided; the utility model has the advantages of simple structure, easy realization, low cost, easy promotion, and convenient carrying and use.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the drawings required in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a special safety belt hanger for maintenance of lightning arresters in substations of the present invention.

FIG. 2 is a schematic structural diagram of a ring base in a special safety belt hanger for maintenance of lightning arresters in substations of the present invention.

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.

Example 1:

As shown in Figures 1 and 2, a special safety belt hanger for substation arrester maintenance includes an upper ring base 9, a lower ring base 10, an insulating rod socket 4, a compression screw 3, an insulating rod 5 and a wire rope loop 8; the upper ring base 9 and the lower ring base 10 both include a first half ring and a second half ring, the first half ring and the second half ring are combined to form a ring structure, the first half ring One end of the ring is connected with one end of the second half ring through the rotating shaft 1, and the other end of the first half ring is connected with the other end of the second half ring through the buckle 2; the upper ring base 9 and the lower ring are connected. The ring base 10 can be opened by using the rotating shaft 1, or can be closed by using the buckle 2; the diameter of the upper ring base 9 and the lower ring base 10 is 300mm, It is made of aluminum alloy material; one side wall of the upper ring base 9 and the lower ring base 10 is fixed with an insulating rod insertion hole 4, and the insulation rod insertion hole 4 is used for inserting the insulating rod 5; The other side walls of the ring base 9 and the lower ring base 10 are provided with two pressing screws 3, which can make the ring base tightly fixed on the arrester support column; wherein, the diameter of the insulating rod socket 4 is 60mm, the insulating rod jack 4 is made of aluminum alloy material; the upper ring base 9 is located directly above the lower ring base 10, and the insulating rod jacks 4 on the upper ring base 9 and the lower ring base 10 are in On the same vertical line; the upper ring base 9 is fixed on the upper side of the arrester support column, and the lower ring base 10 is fixed on the lower side of the arrester support column; the top of the insulating rod 5 is provided with a wire rope ring 8 for safety belts Specially suspended; the bottom ends of the insulating rods 5 are inserted into the insulating rod jacks 4 on the upper ring base 9 and the lower ring base 10 in turn, and the diameters of the insulating rods 5 and the insulating rod jacks 4 match; The insulating rod 5 includes a lower end rod 6 and an upper end rod 7, the inner side wall of the lower end rod 6 is provided with a threaded connection structure, and the bottom end of the upper end rod 7 is fixedly connected with the lower end rod 6 through a threaded connection structure; The total length of the rod 5 is 4.5 meters, and the lengths of the lower end rod 6 and the upper end rod 7 are both 2.5 meters. The inner side of the lower end rod 6 is provided with upper, middle and lower threaded connection structures. Connection, the insulating rod 5 can be divided into three heights of 3.0, 3.8, and 4.5 meters as a whole; the insulating rod 5 is made of FRP epoxy resin material, which can meet the needs of both stress and insulation, and the insulating rod can bear weight 100kg.

The working principle of the special safety belt hanger for the maintenance of the lightning arrester in the substation of the utility model is as follows:

When using, first use the shaft 1 to open the ring base, then surround it on the underside of the arrester pillar, and close the ring base with the buckle 2, and finally rotate the two compression screws on one side wall of the ring base. 3. Fix it on the arrester pillar, and fix the other ring base on the upper side of the arrester pillar in the same way. Note that the insulating rod jacks 4 of the two ring bases should be on the same vertical line. According to the height of the on-site arrester, the connection structure of the lower end rod 6 is reasonably selected, then the upper end rod 7 and the lower end rod 6 are firmly connected, and finally the insulating rod 5 is inserted into the two sockets 4 of the ring base. At this time, the wire rope on the top of the insulating rod 5 Ring 8 is a sturdy and firm seat belt suspension point, which can provide safety protection for high-altitude workers.

In summary, the utility model is designed for the general installation structure of the lightning arrester in the substation, and the special safety belt hanger of the utility model can be used as a special safety belt hanger, and the customary practice of using the arrester insulator as the safety belt fixing point can be abandoned. Eliminate potential safety hazards, ensure personal and equipment safety, and avoid accidents; the utility model has the advantages of simple structure, easy implementation, low cost, easy promotion, and convenient carrying and use.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model, All still belong to the scope of the technical solution of the present invention.

Claims (8)

1. A special safety belt hanger for maintenance of lightning arresters in substations, characterized in that it comprises an upper ring base (9), a lower ring base (10), an insulating rod jack (4), a compression screw (3), an insulating Rod (5) and wire rope ring (8); insulating rod sockets (4) are provided on one side wall of the upper ring base (9) and the lower ring base (10), and the upper ring base (9) ) and the other side wall of the lower ring base (10) are provided with two pressing screws (3); the upper ring base (9) is located just above the lower ring base (10), the upper The insulating rod sockets (4) on the ring base (9) and the lower ring base (10) are on the same vertical line; the top of the insulating rod (5) is provided with a steel wire rope ring (8), and the insulating rod (5) Insert the bottom end of the upper ring base (9) into the insulating rod sockets (4) on the upper ring base (9) and the lower ring base (10). 2. The safety belt hanger for substation arrester maintenance according to claim 1, wherein the upper ring base (9) and the lower ring base (10) both comprise a first half ring and a second half ring Ring, the first half ring and the second half ring are combined to form a ring structure, one end of the first half ring is connected with one end of the second half ring through the rotating shaft (1), and the other end of the first half ring is connected. One end is connected with the other end of the second half ring through a snap (2). 3. The special safety belt hanger for substation arrester maintenance according to claim 1 or 2, wherein the diameter of the upper ring base (9) and the lower ring base (10) is 300mm, and the upper ring base (10) has a diameter of 300mm. (9) and the lower ring base (10) are made of aluminum alloy material. 4. The safety belt hanger for substation arrester maintenance according to claim 1 or 2, characterized in that the upper ring base (9) and the lower ring base (10) are fixed on the arrester support column. 5 . The special safety belt hanger for maintenance of lightning arrester in a substation according to claim 1 , wherein the diameter of the insulating rod socket ( 4 ) is 60 mm, and the insulating rod socket ( 4 ) is made of aluminum alloy material. 6 . 6. The safety belt hanger for substation arrester maintenance according to claim 1, characterized in that the insulating rod (5) comprises a lower end rod (6) and an upper end rod (7), and the lower end rod (6) has a lower end rod (6). The inner side wall is provided with upper, middle and lower threaded connection structures, and the bottom end of the upper end rod (7) is fixedly connected with the lower end rod (6) through the threaded connection structure. 7 . The special safety belt hanger for repairing lightning arresters in substations according to claim 6 , wherein the lengths of the lower end rod ( 6 ) and the upper end rod ( 7 ) are both 2.5 meters. 8 . 8 . The special safety belt hanger for maintenance of lightning arrester in a substation according to claim 1 or 6 , wherein the insulating rod ( 5 ) is made of glass fiber reinforced plastic epoxy resin material. 9 .

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