CN210490408U

CN210490408U - Strain cross arm

Info

Publication number: CN210490408U
Application number: CN201921249058.4U
Authority: CN
Inventors: 虞建贤
Original assignee: Yunnan Jinjia Electric Co Ltd
Current assignee: Yunnan Jinjia Electric Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-05-08
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a strain insulator cross arm, including the montant, the sleeve pipe has been seted up on the surface of montant, the top of sleeve pipe both sides all runs through and is provided with first bolt, the equal fixedly connected with diaphragm in sheathed tube both sides, the slot hole has been seted up at the top of diaphragm, the surface of diaphragm is provided with wire clamping mechanism, sheathed tube one side fixedly connected with connecting block is kept away from to the bottom of diaphragm, and there is the bracing piece bottom of connecting block through pivot swing joint, and the one end that the connecting block was kept away from to the bracing piece has the connecting plate through pivot swing joint, and the first clamp splice of one side fixedly connected with of bracing. The utility model discloses possess and be convenient for carry out the centre gripping to the wire fixed, support performance is good, non-deformable's advantage, has solved current strain insulator cross arm simple structure, and support performance is poor, receives the easy bending deformation of wire gravity influence, is not convenient for fix the wire simultaneously, has reduced the life of strain insulator cross arm, the problem that people used not convenient for.

Description

Strain cross arm

Technical Field

The utility model relates to a strain insulator cross arm technical field specifically is a strain insulator cross arm.

Background

The cross arm is used for supporting an overhead wire, is an important component in a pole tower and is used for mounting insulators and hardware fittings to support a conducting wire and a lightning conductor and keep a certain safety distance according to the regulations.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strain insulator cross arm possesses and is convenient for carry out the centre gripping to the wire fixed, and support performance is good, and non-deformable's advantage has solved current strain insulator cross arm simple structure, and support performance is poor, receives wire gravity to influence easy bending deformation, is not convenient for fix the wire simultaneously, has reduced strain insulator cross arm's life, the problem that people used not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a strain cross arm comprises a vertical rod, wherein the surface of the vertical rod is provided with a sleeve, the tops of two sides of the sleeve are respectively provided with a first bolt in a penetrating way, both sides of the sleeve are fixedly connected with transverse plates, the top of each transverse plate is provided with a long hole, the surface of each transverse plate is provided with a wire clamping mechanism, one side of the bottom of the transverse plate, which is far away from the sleeve, is fixedly connected with a connecting block, the bottom of the connecting block is movably connected with a supporting rod through a rotating shaft, one end of the support rod, which is far away from the connecting block, is movably connected with a connecting plate through a rotating shaft, one side of the connecting plate, which is far away from the support rod, is fixedly connected with a first clamping block, the back of the vertical rod is movably connected with a second clamping block, both sides of the front of the first clamping block are provided with a second bolt in a penetrating way, the rear end of the second bolt sequentially penetrates through the first clamping block and the second clamping block and extends to the back face of the second clamping block, and a first nut is sleeved on the surface of the second bolt and the back face of the second clamping block.

Preferably, the wire clamping mechanism comprises a U-shaped rod, the bottom of the U-shaped rod penetrates through the long hole, a second nut is sleeved on the surface of the U-shaped rod and the bottom of the transverse plate, and the U-shaped rod is in threaded connection with the second nut.

Preferably, the top of the inner cavity of the U-shaped rod is fixedly connected with a spring, and the bottom of the spring is fixedly connected with a clamping ring.

Preferably, threaded holes are formed in the tops of the two sides of the sleeve, the threaded end of the first bolt penetrates through the threaded holes and extends to the inner cavity of the sleeve to be in contact with the vertical rod, and the first bolt is in threaded connection with the threaded holes.

Preferably, clamping grooves are formed in the opposite sides of the first clamping block and the second clamping block, and the first nut is in threaded connection with the second bolt.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a montant, the sleeve pipe, first bolt, the diaphragm, the slot hole, thread tension mechanism, the connecting block, the bracing piece, the connecting plate, first clamp splice, the second clamp splice, second bolt and first nut cooperate, it is convenient for carry out the centre gripping fixed to the wire to possess, support performance is good, non-deformable's advantage, current strain cross arm simple structure has been solved, support performance is poor, receive the easy bending deformation of wire gravity influence, be not convenient for fix the wire simultaneously, the life of strain cross arm has been reduced, the problem that people used is not convenient for.

2. The utility model discloses a U type pole and second nut can carry out the centre gripping to the cable fixed, through setting up spring and clamp ring, can cushion the centre gripping to the wire, through setting up screw hole and first bolt, can make and overlap sleeve pipe fixed mounting on the montant, connect firmly, through setting up the double-layered groove, the first clamp splice and the second clamp splice centre gripping montant of being convenient for, through setting up second bolt and first nut, can make first clamp splice and second clamp splice fix on the montant.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top cross-sectional view of the sleeve and the vertical rod of the present invention;

FIG. 3 is a schematic top view of the connection between the first clamping block and the second clamping block of the present invention;

fig. 4 is a schematic structural view of the wire clamping mechanism of the present invention.

In the figure: the device comprises a vertical rod 1, a sleeve 2, a first bolt 3, a transverse plate 4, a long hole 5, a wire clamping mechanism 6, a connecting block 7, a supporting rod 8, a connecting plate 9, a first clamping block 10, a second clamping block 11, a second bolt 12, a first nut 13, a U-shaped rod 14, a second nut 15, a spring 16, a clamping ring 17, a threaded hole 18 and a clamping groove 19.

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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a montant 1, sleeve pipe 2, first bolt 3, diaphragm 4, slot hole 5, thread tension mechanism 6, connecting block 7, bracing piece 8, connecting plate 9, first clamp splice 10, second clamp splice 11, second bolt 12, first nut 13, U type pole 14, second nut 15, spring 16, clamp ring 17,

screw hole

18 and 19 parts in clamp groove are the parts that general standard or technical personnel know, its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental approach.

Referring to fig. 1-4, a tension cross arm comprises a vertical rod 1, a sleeve 2 is provided on the surface of the vertical rod 1, a first bolt 3 is provided through the top of each side of the sleeve 2, a threaded hole 18 is provided on the top of each side of the sleeve 2, the threaded end of the first bolt 3 extends through the threaded hole 18 and extends into the inner cavity of the sleeve 2 to contact with the vertical rod 1, the first bolt 3 is in threaded connection with the threaded hole 18, the threaded hole 18 and the first bolt 3 are provided to enable the sleeve 2 to be fixedly mounted on the vertical rod 1 and to be stably connected, a transverse plate 4 is fixedly connected on each side of the sleeve 2, a long hole 5 is provided on the top of the transverse plate 4, a wire clamping mechanism 6 is provided on the surface of the transverse plate 4, the wire clamping mechanism 6 comprises a U-shaped rod 14, the bottom of the U-shaped rod 14 extends through the long hole 5, a second nut 15 is sleeved on the surface of the U-shaped, the top of the inner cavity of the U-shaped rod 14 is fixedly connected with a spring 16, the bottom of the spring 16 is fixedly connected with a clamping ring 17, a cable can be clamped and fixed through the U-shaped rod 14 and a second nut 15, a wire can be buffered and clamped through the arrangement of the spring 16 and the clamping ring 17, one side of the bottom of the transverse plate 4, which is far away from the sleeve 2, is fixedly connected with a connecting block 7, the bottom of the connecting block 7 is movably connected with a supporting rod 8 through a rotating shaft, one end of the supporting rod 8, which is far away from the connecting block 7, is movably connected with a connecting plate 9 through the rotating shaft, one side of the connecting plate 9, which is far away from the supporting rod 8, is fixedly connected with a first clamping block 10, the back of the vertical rod 1 is movably connected with a second clamping block 11, second bolts 12 penetrate through two sides of the front of the first clamping block 10, the rear ends of the second bolts 12 penetrate through the first clamping block 10 and the second clamping block 11 in sequence, the opposite sides of the first clamping block 10 and the second clamping block 11 are respectively provided with a clamping groove 19, a first nut 13 is in threaded connection with a second bolt 12, the clamping grooves 19 are arranged, the first clamping block 10 and the second clamping block 11 are convenient to clamp the vertical rod 1, and the second bolt 12 and the first nut 13 are arranged, so that the first clamping block 10 and the second clamping block 11 can be fixed on the vertical rod 1, the sleeve 2, the first bolt 3, the transverse plate 4, the long hole 5, the wire clamping mechanism 6, the connecting block 7, the supporting rod 8, the connecting plate 9, the first clamping block 10, the second clamping block 11, the second bolt 12 and the first nut 13 are matched, the tension cross arm has the advantages of being convenient to clamp and fix a wire, good in supporting performance and difficult to deform, the problems that the existing tension cross arm is simple in structure, poor in supporting performance, easy to bend and deform under the influence of the gravity of the wire are solved, the inconvenience is brought to fix the wire, and the service life of the tension, is inconvenient for people to use.

During the use, the horizontal position of U type pole 14 is adjusted in advance, the cable passes U type pole 14, rotatory second nut 15 and U type pole 14 threaded connection, make U type pole 14 move down, U type pole 14 drives spring 16 and clamp ring 17 and moves down, clamp ring 17 compresses tightly the cable, rotatory first bolt 3 and screw hole 18 threaded connection, make sleeve pipe 2 fix on montant 1, bracing piece 8 and diaphragm 4 become 45 degrees, rotatory second bolt 12 and first nut 13 threaded connection, press from both sides tight montant 1 with first clamp splice 10 and second clamp splice 11, can carry out the stable support to diaphragm 4, avoid diaphragm 4 to receive cable pressure deformation.

In summary, the following steps: this strain insulator cross arm, through montant 1, sleeve pipe 2, first bolt 3, diaphragm 4, slot hole 5, thread clamping mechanism 6, connecting block 7, bracing piece 8, connecting plate 9, first clamp splice 10, second clamp splice 11, second bolt 12 and first nut 13 cooperate, current strain insulator cross arm simple structure has been solved, support performance is poor, receive the easy bending deformation of wire gravity influence, be not convenient for fix the wire simultaneously, the life of strain insulator cross arm has been reduced, the problem that people used not convenient for.

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

Claims

1. The utility model provides a strain insulator cross arm, includes montant (1), its characterized in that: the cable clamp is characterized in that a sleeve (2) is arranged on the surface of the vertical rod (1), first bolts (3) are arranged on the tops of the two sides of the sleeve (2) in a penetrating mode, transverse plates (4) are fixedly connected to the two sides of the sleeve (2), long holes (5) are arranged on the tops of the transverse plates (4), a cable clamping mechanism (6) is arranged on the surface of each transverse plate (4), a connecting block (7) is fixedly connected to one side, away from the sleeve (2), of the bottom of each transverse plate (4), a supporting rod (8) is movably connected to the bottom of each connecting block (7) through a rotating shaft, one end, away from the connecting block (7), of each supporting rod (8) is movably connected with a connecting plate (9) through a rotating shaft, a first clamping block (10) is fixedly connected to one side, away from the supporting rod (8), a second clamping block (11) is movably connected to the back of the vertical rod (1), and, the rear end of second bolt (12) runs through first clamp splice (10) and second clamp splice (11) in proper order and extends to the back of second clamp splice (11), the surface of second bolt (12) and the back cover that is located second clamp splice (11) are equipped with first nut (13).

2. The tension cross arm of claim 1, wherein: wire clamping mechanism (6) include U type pole (14), slot hole (5) are run through to the bottom of U type pole (14), the surface of U type pole (14) and the bottom cover that is located diaphragm (4) are equipped with second nut (15), U type pole (14) and second nut (15) threaded connection.

3. The tension cross arm of claim 2, wherein: the top of the inner cavity of the U-shaped rod (14) is fixedly connected with a spring (16), and the bottom of the spring (16) is fixedly connected with a clamping ring (17).

4. The tension cross arm of claim 1, wherein: threaded holes (18) are formed in the tops of the two sides of the sleeve (2), the threaded end of the first bolt (3) penetrates through the threaded holes (18) and extends to the inner cavity of the sleeve (2) to be in contact with the vertical rod (1), and the first bolt (3) is in threaded connection with the threaded holes (18).

5. The tension cross arm of claim 1, wherein: clamping grooves (19) are formed in the opposite sides of the first clamping block (10) and the second clamping block (11), and the first nut (13) is in threaded connection with the second bolt (12).