CN217182913U

CN217182913U - Suspension clamp with electric connection function

Info

Publication number: CN217182913U
Application number: CN202220929568.1U
Authority: CN
Inventors: 庞春梅; 庞杰
Original assignee: Sichuan Goldman Sachs Electric Co ltd
Current assignee: Sichuan Goldman Sachs Electric Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-08-12
Anticipated expiration: 2032-04-21

Abstract

The utility model relates to an electric power engineering field especially relates to a suspension clamp who possesses electricity connection function, including two rubber liner, two rubber liner parcel has a wire, two the rubber liner surface reaches not by two the wire surface winding that the rubber liner covered has the preformed armor rods, the preformed armor rods comprises three to four groups of preformed armor rods, and each group preformed armor rods is formed by the concatenation of many preformed armor rods monofilament viscose, and wherein the end of one or two groups of preformed armor rods extends the extension and veneer and forms preformed armor rods veneer section, the preformed armor rods surface is connected with two sheaths, two the sheath surface contact is connected with a clamping piece, two the sheath with the clamping piece is connected with a bolt jointly, the bolted connection has the split pin, preformed armor rods veneer section end-to-end connection has binding post; through setting up and hanging and circular telegram structure, possess the suspension clamp of electrical connection function when can realizing the machinery function of hanging.

Description

Suspension clamp with electric connection function

Technical Field

The utility model relates to an electric power engineering field especially relates to a suspension clamp who possesses electric connection function.

Background

The common design product of the suspension clamp keeps a U-shaped bolt style (commonly called a boat-shaped clamp) at present, and the suspension clamp consists of a U-shaped bolt of a hanging frame, a clamp hull made of malleable cast iron and a pressure plate. The other is a pre-twisted suspension clamp. The suspension clamp is used for fixing a lead on an insulator string of a linear tower, or suspending a lightning conductor on the linear tower, and can also be used for supporting the fixing of a transposed lead and a tension corner tower jumper on a transposed tower; in areas with strong wind power and large windage yaw, when the suspension clamp is selected in line design and construction, the selection of wear-resistant clamps (such as various alloys) and suspension clamps with windage yaw prevention components is considered, in the ordinary line maintenance work, particularly, the annual overhaul of the line is strictly executed according to the regulation specification, various suspension clamps are opened and checked according to the regulation specification, the checking of the line suspension clamp is a link which is frequently ignored in the line maintenance work, the ordinary maintenance management is strengthened while the construction process and the material selection are strengthened, a ledger is arranged on a rod section which is easy to wear the suspension clamp, the wire clamp checking period is shortened, the checking items of the suspension clamp are increased in daily inspection, and the like.

For example, the pre-twisted double suspension clamp disclosed in the publication No. CN113889955A has two suspension points in structure, is mainly suitable for large span engineering and OPGW optical cable, which require a nominal breaking load and a suspension angle of the suspension clamp much larger than those of a conventional line, and only implements a mechanical suspension function and does not have an electrical connection function;

if the authorization notice number is CN204205506U, the mechanical suspension function is only realized, and the electric connection function is not realized;

therefore, the existing suspension clamp generally has the problems that the existing suspension clamp can only realize the mechanical protection function and does not have the electrical connection function, the construction, operation and maintenance cost is high, and the accident occurrence probability is high, so that the suspension clamp with the electrical connection function and a better using effect is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art not enough, the utility model provides a suspension clamp who possesses electricity connection function hangs and circular telegram structure through the setting, can realize machinery suspension function possess the suspension clamp of electrical connection function in, overcome current fastener and only can realize mechanical protection function, do not possess electrical connection function not enough, reduce construction fortune dimension cost, reduce the occurence of failure probability, structurally the utility model discloses only one hangs the point, on mainly used conventional track traffic and the electric power transmission line, increased the function that possesses electrical connection, integrate preformed helical suspension clamp and electric connection line, reduce the use of parallel groove clamp, practice thrift construction fund and maintenance cost greatly.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a suspension clamp that possesses electricity connection function, includes two rubber liner, two rubber liner parcel has a wire, two the rubber liner surface reaches not by two the wire surface winding that rubber liner covered has the preformed armor rods, the preformed armor rods comprises three to four groups preformed armor rods, and every group preformed armor rods is formed by the concatenation of many preformed armor rods monofilament viscose, and wherein the end of one or two sets of preformed armor rods extends the extension and veneer and forms preformed armor rods veneer section, the preformed armor rods surface is connected with two sheaths, two sheath surface contact is connected with a clamping piece, two the sheath with the clamping piece is connected with a bolt jointly, bolted connection has the split pin, preformed armor rods veneer section end is connected with binding post.

As an optimized technical scheme of the utility model, two the rubber liner symmetry sets up wire surface both sides.

As an optimal technical scheme of the utility model, the preformed armor rod winding has laid the conductive sand in the inboard of wire surface.

As an optimized technical scheme of the utility model, two the sheath symmetry sets up preformed armor rods surface.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the wire is placed in the grooves formed in the two rubber gaskets, the two rubber gaskets wrap the outer surface of the wire, two to three circles of electrical tapes are wound on the outer surfaces of the two rubber gaskets for fixation, the preformed armor wires are wound on the two rubber gaskets after the electrical tapes are fixed, the preformed armor wires are placed in the grooves formed in the two sheaths, the clamping pieces are sleeved outside the two sheaths, the screw rod of the bolt penetrates through the clamping pieces and the overlapped holes formed in the two sheaths, the flat pad, the elastic pad and the nut are installed, the split pin is inserted in the through hole formed in the bolt, the wire is connected in series with the connecting fitting on the tower through the bolt, the wire can be hung on the tower to realize the mechanical hanging function, then the connecting terminal connected with the tail end of the preformed armor wire gluing section is fixed on a non-electrified body such as an equipment base, and the like, if the non-electrified body such as the equipment base is electrified accidentally, the electric conduction can be conducted to the conducting wire and flows away through the preformed armor rod gluing section and the preformed armor rod of the connecting terminal, so that the electric connection function is realized, and meanwhile, a non-charged body can be connected to realize the electric connection function; make the non-electrified body when the accident is electrified, in time with the electric current direction clue, the protective apparatus body with prevent the electric shock accident, overcome current fastener and only can realize mechanical safeguard function, do not possess the not enough of electrical connection function, reduce construction fortune maintenance cost, it is structural to reduce occurence of failure probability the utility model discloses only one suspension point, mainly used conventional track traffic and electric power transmission line are last, have increased the function that possesses electrical connection, integrate preformed helical suspension clamp and electric connecting wire, reduce the use of parallel groove clamp, practice thrift construction fund and maintenance cost greatly.

2. The preformed armor rods are wound on the inner side of the outer surface of the lead and are paved with conductive sand, and the conductive performance is convenient to improve through the conductive sand.

3. Set up in wire surface both sides through two rubber liner symmetries, two rubber liner of being convenient for wrap up the wire better, and ensure that two rubber liner place more balanced stable, set up at preformed armor rod surface through two sheath symmetries, two sheaths of being convenient for wrap up the preformed armor rod surface better, and ensure that two sheaths place more balanced stable.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a left side cross-sectional view of fig. 1 in accordance with the present invention;

FIG. 3 is a schematic perspective view of the rubber gasket of the present invention;

FIG. 4 is a front view of the sheath of the present invention;

fig. 5 is a left side sectional view of the clip of the present invention;

FIG. 6 is a front view of the cotter pin of the present invention;

fig. 7 is a schematic diagram of the two-side flying-out preformed armor rods gluing section and the wiring terminals of the present invention.

Wherein: 1. a wire; 2. a rubber gasket; 31. pre-stranding; 32. pre-stranding wire gluing sections; 4. a wiring terminal; 5. a sheath; 6. a clip; 7. a bolt; 8. and a cotter pin.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-6, the utility model provides a suspension clamp with electric connection function, including two rubber liner 2, two rubber liner 2 parcel has a wire 1, two rubber liner 2 surfaces and not by the wire 1 surface winding of two rubber liner 2 covers have preformed armor rods 31, preformed armor rods 31 comprises three to four groups of preformed armor rods, each group preformed armor rods is formed by the concatenation of many preformed armor rods monofilament viscose, wherein the end of one or two groups of preformed armor rods extends the extension and glues and forms preformed armor rods veneer section 32, preformed armor rods 31 surface connection has two sheaths 5, two sheaths 5 surface contact are connected with a clamping piece 6, two sheaths 5 and clamping piece 6 are connected with a bolt 7 jointly, bolt 7 is connected with cotter 8, preformed armor rods 32 end-to-end connection has binding post 4;

putting a lead 1 into the grooves formed by the two rubber gaskets 2, enabling the two rubber gaskets 2 to wrap the outer surface of the lead 1, then winding two to three circles of electrical tapes on the outer surfaces of the two rubber gaskets 2 for fixing, then winding a preformed armor rod 31 on the two rubber gaskets 2 fixed by the electrical tapes, then placing the preformed armor rod 31 in the grooves formed by the two sheaths 5, then sleeving the clamping pieces 6 outside the two sheaths 5, then penetrating a screw rod of a bolt 7 into overlapped holes formed by the clamping pieces 6 and the two sheaths 5, then installing a flat pad, an elastic pad and a nut, then inserting a cotter pin 8 into a through hole formed by the bolt 7, and serially connecting the bolt 7 with a connecting hardware fitting (not shown in the figure) on a tower (not shown in the figure) to hang the lead 1 on the tower (not shown in the figure) to realize a mechanical hanging function, then, the connecting terminal 4 connected with the tail end of the preformed armor rod gluing section 32 is fixed on a non-charged body such as an equipment base (not shown in the figure), if the non-charged body such as the equipment base (not shown in the figure) is charged accidentally, electricity can be conducted to the lead 1 through the preformed armor rod gluing section 32 and the preformed armor rod 31 of the connecting terminal 4 and flows away, so that the electric connection function is realized, and meanwhile, the non-charged body can be connected to realize the electric connection function; when the non-charged body is charged accidentally, the current is guided to the clue in time, the equipment body is protected, and electric shock accidents are prevented. Overcome current fastener and only can realize mechanical protection function, do not possess the not enough of electrical connection function, reduced construction fortune dimension cost, reduce the occurence of failure probability, structurally the utility model discloses only one hangs the point, on mainly used conventional track traffic and the electric power transmission line, has increased the function that possesses electrical connection, integrates preformed helical suspension clamp and electric connecting wire, reduces the use of parallel groove fastener, practices thrift construction fund and maintenance cost greatly.

In other embodiments, two rubber gaskets 2 are symmetrically arranged on two sides of the outer surface of the lead 1;

be convenient for two rubber pads 2 wrap up wire 1 better, and ensure that two rubber pads 2 place more balanced stable, be convenient for install and use.

In other embodiments, the preformed armor rods 31 are wound on the inner side of the outer surface of the lead 1 and are paved with conductive sand;

the conductive sand is arranged, so that the conductive performance is convenient to improve.

In other embodiments, two sheaths 5 are symmetrically arranged on the outer surface of the preformed armor rods 31;

two sheaths 5 of being convenient for wrap up preformed armor rods 31 surface better, and ensure that two sheaths 5 place more balanced stability, are convenient for install and use.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic 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

1. A suspension clamp with an electrical connection function, comprising two rubber gaskets (2), characterized in that: the two rubber gaskets (2) are wrapped with a lead (1), the outer surfaces of the two rubber gaskets (2) and the outer surface of the lead (1) which is not covered by the two rubber gaskets (2) are wound with preformed armor rods (31), the pre-twisted wire (31) consists of three to four groups of pre-twisted wire sheets, each group of pre-twisted wire sheets is formed by splicing a plurality of pre-twisted wire monofilament viscose glue, wherein the tail ends of one or two groups of pre-twisted wire sheets are extended and lengthened and are glued to form a pre-twisted wire gluing section (32), the outer surface of the preformed armor rods (31) is connected with two protective sleeves (5), the outer surfaces of the two protective sleeves (5) are in contact connection with a clamping piece (6), the two protective sleeves (5) and the clamping piece (6) are jointly connected with a bolt (7), the bolt (7) is connected with a cotter pin (8), and the tail end of the preformed armor rod gluing section (32) is connected with a wiring terminal (4).

2. The suspension clamp with an electrical connection function of claim 1, wherein: the two rubber gaskets (2) are symmetrically arranged on two sides of the outer surface of the lead (1).

3. The suspension clamp with an electrical connection function of claim 1, wherein: the preformed armor rods (31) are wound on the inner side of the outer surface of the lead (1) and are paved with conductive sand.

4. The suspension clamp with an electrical connection function of claim 1, wherein: the two sheaths (5) are symmetrically arranged on the outer surface of the preformed armor rods (31).