CN217300076U - A new type of composite material pole and cross arm connection structure - Google Patents

Abstract

The utility model relates to a novel connection structure of combined material pole and cross arm, including the pole body, the bottom fixedly connected with mount pad of pole body, the outside swing joint of pole body has coupling mechanism, the outside swing joint of pole body has firm mechanism, coupling mechanism includes swing joint at the U type staple bolt in the pole body outside, the outside swing joint of U type staple bolt has M type gasket, the outside swing joint of U type staple bolt has the cross arm body. This novel connection structure of combined material pole and cross arm, the utility model designs a novel pole body and cross arm connected mode, combined material has all been adopted with the cross arm to the pole, full play combined material's light excels in, corrosion-resistant and insulating good characteristics, and the stress concentration of junction has effectively been improved in the use of M shape gasket, has avoided combined material's damage, has improved the joint strength of pole body with the cross arm body.

Description

A new type of composite material pole and cross arm connection structure

technical field

The utility model relates to the field of electric power technology, in particular to a novel composite material electric pole and a cross arm connecting structure.

Background technique

Composite materials have the advantages of light weight, high strength, good insulation performance and corrosion resistance. Compared with traditional poles, composite poles have the advantages of low cost, good environmental adaptability and good electrical insulation performance. It has gradually developed into a substitute for traditional materials. With the rapid development of my country's economy, the demand for electricity is increasing, the supply of electricity is becoming increasingly tight, and the requirements for the reliability of line operation are further improved. The use of the pole body and the cross arm body can be used. Reducing the width of the corridor, reducing the cost and improving the economic benefit, these advantages of the pole body and the cross arm body make it have a broad application prospect in the distribution line.

At present, there are various connection structures of poles and crossarms on the market, but the shortcomings of unstable connection are common. The connection between the existing pole body and the crossarm body is relatively difficult. The connection between the pole body and the cross arm body is prone to form stress concentration and cause the composite material to be damaged. Therefore, a new connection method between the pole body and the cross arm body is required in the project to give full play to the advantages of the composite material.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a new type of connection structure of a composite material pole and a cross arm, which has the advantages of stable connection, etc. The problem of material failure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a novel connection structure of a composite material pole and a cross arm, comprising a pole body, the bottom end of the pole body is fixedly connected with a mounting seat, and the pole The outer side of the main body is movably connected with a connecting mechanism, and the outer side of the electric pole body is movably connected with a stabilizing mechanism;

The connecting mechanism includes a U-shaped hoop movably connected to the outside of the pole body, an M-shaped gasket is movably connected to the outer side of the U-shaped hoop, and a cross arm body is movably connected to the outer side of the U-shaped hoop. The upper surface of the cross-arm body is provided with an insulator hole, the outer side of the U-shaped hoop is threadedly connected with a nut, the front of the cross-arm body is fixedly connected with a connecting plate, and the connecting plate is away from the side of the cross-arm body. A first hoop is fixedly connected, and the first hoop is hinged with a second hoop through a hinge shaft.

Further, the connection mechanism further includes a positioning bolt threadedly connected inside the first hoop, and the rear end of the positioning bolt penetrates and extends to the inside of the second hoop.

Further, the number of the nuts is two, and the M-shaped gasket is movably connected to the back of the cross arm body.

Further, the number of the insulator holes is two, and the shape of the cross arm body is a cuboid with a hollow interior.

Further, the stabilizing mechanism includes a first snap ring movably connected to the outside of the pole body, the first snap ring is hinged with a second snap ring through the hinge shaft, and the first snap ring is opposite to the second snap ring. A first installation block is fixedly connected to each side, a wire rope is fixedly connected to the inside of the first installation block, and a second installation block is fixedly connected to the end of the wire rope away from the first installation block.

Further, the stabilization mechanism further includes a non-slip pad fixedly connected inside the first snap ring and the second snap ring, and the anti-skid pad is a rubber pad.

Further, a stabilization rod is movably connected inside the second snap ring, and the stabilization rod penetrates and extends to the inside of the first snap ring.

Compared with the prior art, the technical solution of the present application has the following beneficial effects:

For the connection structure of the new composite material pole and the cross arm, the utility model designs a new connection method of the pole body and the cross arm. , corrosion resistance and good insulation characteristics, the use of M-shaped gaskets effectively improves the stress concentration at the joint, avoids the damage of composite materials, and improves the connection strength between the pole body and the cross arm body.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic diagram of the connection mechanism of the present invention;

Fig. 3 is the front view of the connecting mechanism of the utility model;

4 is a schematic diagram of the connection structure of the first hoop and the second hoop of the present invention;

FIG. 5 is a schematic diagram of the stabilizing mechanism of the present invention.

In the picture: 1 pole body, 2 mounting base, 3 connecting mechanism, 301 U-shaped hoop, 302 M-shaped gasket, 303 cross arm body, 304 insulator hole, 305 nut, 306 connecting plate, 307 first hoop, 308 second hoop, 309 positioning bolt, 4 stabilization mechanism, 401 first snap ring, 402 second snap ring, 403 first mounting block, 404 steel wire rope, 405 second mounting block, 406 anti-skid pad, 407 stabilization rod.

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.

Referring to FIG. 1, a new type of connection structure of a composite material pole and a cross arm in this embodiment includes a pole body 1. The pole body 1 is a conical pole made of composite materials with equal wall thickness. The bottom end of the pole body 1 is fixedly connected with the mounting seat 2. By increasing the weight of the upper surface of the mounting seat 2, the stability of the pole body 1 is increased. The outer side of the pole body 1 is movably connected with a connecting mechanism 3. The pole body The outer side of 1 is movably connected with a stabilizing mechanism 4 .

Please refer to FIGS. 2-4 , in order to achieve a stable connection, the connection mechanism 3 in this embodiment includes a U-shaped hoop 301 movably connected to the outside of the pole body 1 , and an M-shaped pad is movably connected to the outer side of the U-shaped hoop 301 Sheet 302, the arc section of the U-shaped hoop 301 and the arc section of the M-shaped gasket 302 are close to the outer wall of the pole body 1, the outer side of the U-shaped hoop 301 is movably connected with a cross arm body 303, and the cross arm body 303 A hollow rectangular cross-arm is used, which is made of carbon and glass hybrid fiber composite materials. The upper surface of the cross-arm body 303 is provided with an insulator hole 304. The outer side of the U-shaped hoop 301 is threadedly connected with a nut 305. The thread of the nut 305 is connected to the U-shaped hoop The straight rod section of the hoop 301 is threadedly matched, the front of the cross arm body 303 is fixedly connected with a connecting plate 306, and the side of the connecting plate 306 away from the cross arm body 303 is fixedly connected with a first hoop 307, and the first hoop 307 is hinged A second hoop 308 is hinged to the shaft.

The connection mechanism 3 also includes a positioning bolt 309 threadedly connected inside the first hoop 307, the rear end of the positioning bolt 309 penetrates and extends to the inside of the second hoop 308, the number of nuts 305 is two, and the M-shaped gasket 302 It is movably connected to the back of the cross-arm body 303, the number of insulator holes 304 is two, and the straight rod segments of the U-shaped hoop 301 pass through the M-shaped gasket 302 and the hoop holes opened in the cross-arm body 303 successively. The shape of the carrying body 303 is a rectangular parallelepiped with a hollow inside.

It can be seen that the above-mentioned connecting mechanism 3, by rotating the nut 305, connects the cross arm body 303, the U-shaped hoop 301, the M-shaped washer 302 and the nut 305 to form a whole.

Referring to FIG. 5 , in order to further improve the stability, the stabilization mechanism 4 in this embodiment includes a first snap ring 401 movably connected to the outside of the pole body 1 , and the first snap ring 401 is hinged with a second snap ring 402 through a hinge shaft. A first mounting block 403 is fixedly connected to the opposite side of the first snap ring 401 and the second snap ring 402 , a wire rope 404 is fixedly connected to the inside of the first mounting block 403 , and the end of the steel rope 404 away from the first mounting block 403 is fixed A second mounting block 405 is attached.

The stabilizing mechanism 4 also includes a non-slip pad 406 fixedly connected to the inside of the first snap ring 401 and the second snap ring 402. The anti-skid pad 406 is a rubber pad, and a stabilizing rod 407 is movably connected inside the second snap ring 402. The first snap ring 401 and the second snap ring 402 are fixed on the outside of the pole body 1 , and the stabilizing rod 407 penetrates and extends to the inside of the first snap ring 401 .

The above-mentioned stabilization mechanism 4 connects the two ends of the cross arm body 303 with the first snap ring 401 and the second snap ring 402 through steel wires 404 to share the weight of the cross arm body 303 .

The working principle of the above embodiment is:

(1) The pole body 1 is a hollow conical pole, the material is carbon and glass hybrid composite material, the pole body is made of fibers wound on the core mold and cured, and the height of the pole body is determined by the site environment and the distribution line. The voltage level is determined, and it has a certain burial depth according to the specification. When burying, increase the weight of the upper surface of the mounting seat 2 to increase the stability of the pole body 1. When installing the cross arm body 303, use the U-shaped hoop 301. The straight rod segments pass through the M-shaped washer 302 and the hoop hole opened in the cross arm body 303 in turn, the thread of the nut 305 is matched with the thread on the straight rod segment of the U-shaped hoop 301, and the nut 305 is screwed by hand to make the horizontal The body 303, the U-shaped hoop 301, the M-shaped washer 302 and the nut 305 are connected as a whole and are inserted from the side with the slightly smaller outer diameter of the rechargeable pole body 1, and are gradually clamped, and the circular shape of the U-shaped hoop 301. The arc segment and the circular arc segment of the M-shaped washer 302 are in close contact with the outer wall of the pole body 1. After confirming that the cross arm body 303 is horizontal and vertical along the line direction, use a wrench to tighten the nut 305 according to the specification.

(2) After the installation is completed, insert the first snap ring 401 and the second snap ring 402 from the side with the slightly smaller outer diameter of the pole body 1, rotate the stabilization rod 407, and secure the first snap ring 401 by the stabilization rod 407. The second snap ring 402 is fixed on the outside of the pole body 1, the wire rope 404 is connected to the first mounting block 403 on the opposite side of the first snap ring 401 and the second snap ring 402, and the other section of the wire rope 404 is connected to the cross arm. The second mounting block 405 on the upper surface of the main body 303 is connected, that is, the two ends of the cross arm body 303 are connected with the first snap ring 401 and the second snap ring 402 through the wire rope 404 to share the weight of the cross arm body 303, and the The first hoop 307 and the second hoop 308 are connected to the outside of the pole body 1 through the positioning bolts 309 to support the cross arm body 303 and further increase the stability of the cross arm body 303 and the pole body 1 .

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

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. The utility model provides a novel connection structure of combined material pole and cross arm, includes pole body (1), its characterized in that: the bottom end of the electric pole body (1) is fixedly connected with a mounting seat (2), the outer side of the electric pole body (1) is movably connected with a connecting mechanism (3), and the outer side of the electric pole body (1) is movably connected with a stabilizing mechanism (4);

coupling mechanism (3) are including U type staple bolt (301) of swing joint in pole body (1) outside, the outside swing joint of U type staple bolt (301) has M type gasket (302), the outside swing joint of U type staple bolt (301) has cross arm body (303), insulator hole (304) have been seted up to the upper surface of cross arm body (303), the outside threaded connection of U type staple bolt (301) has nut (305), inside fixedly connected with connecting plate (306) of cross arm body (303), the first staple bolt (307) of one side fixedly connected with of cross arm body (303) is kept away from to connecting plate (306), first staple bolt (307) articulate through the articulated shaft has second staple bolt (308).

2. The novel connecting structure of composite material electric pole and cross arm as claimed in claim 1, is characterized in that: the connecting mechanism (3) further comprises a positioning bolt (309) in threaded connection with the inside of the first anchor ear (307), and the rear end of the positioning bolt (309) penetrates through and extends to the inside of the second anchor ear (308).

3. The novel connecting structure of composite material electric pole and cross arm as claimed in claim 1, is characterized in that: the number of the nuts (305) is two, and the M-shaped gasket (302) is movably connected to the back of the cross arm body (303).

4. The connecting structure of the novel composite material electric pole and the cross arm as claimed in claim 1, is characterized in that: the number of the insulator holes (304) is two, and the cross arm body (303) is in the shape of a cuboid with a hollow inner part.

5. The novel connecting structure of composite material electric pole and cross arm as claimed in claim 1, is characterized in that: stabilizing mean (4) include the first snap ring (401) of swing joint in pole body (1) outside, first snap ring (401) articulate through the articulated shaft has second snap ring (402), the first installation piece (403) of the equal fixedly connected with in one side that first snap ring (401) and second snap ring (402) carried on the back mutually, the inside fixedly connected with wire rope (404) of first installation piece (403), one end fixedly connected with second installation piece (405) of first installation piece (403) are kept away from in wire rope (404).

6. The novel connecting structure of composite material electric pole and cross arm as claimed in claim 5, is characterized in that: the stabilizing mechanism (4) further comprises a non-slip pad (406) fixedly connected to the inner portions of the first clamping ring (401) and the second clamping ring (402), and the non-slip pad (406) is a rubber pad.

7. The connecting structure of the novel composite material electric pole and the cross arm as claimed in claim 5, is characterized in that: the inner part of the second clamping ring (402) is movably connected with a stabilizing rod (407), and the left end of the stabilizing rod (407) penetrates through the inner part of the first clamping ring (401) and extends to the inner part of the first clamping ring.

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