CN212802779U - Modular cross arm structure for high strength electric power tower - Google Patents

Abstract

The utility model discloses a modular cross arm structure for high strength electric power tower, including the cross arm body, the upper end of cross arm body is seted up flutedly, be connected with a plurality of sliding seats through slide mechanism in the recess, the limit groove has been seted up to the both sides inner wall symmetry of recess, the embedded fixed rack that is equipped with in limit groove, two holding grooves have been seted up to the bilateral symmetry of sliding seat, the inner wall symmetry fixedly connected with spring one of holding groove, the other end fixedly connected with of spring one removes the rack, two holding has seted up the inner chamber between the groove, the inner chamber transversely runs through and sliding connection has the body of rod, the body of rod is located the one end fixedly connected with inner clamp plate of intracavity, the body of rod is located the outer one end fixedly connected with outer clamp plate of inner chamber. The utility model provides an insulator is installed very conveniently on the cross arm body, and can install the insulator that corresponds quantity according to actual conditions, conveniently carries and the suitability is strong, improves work efficiency.

Description

Modular cross arm structure for high strength electric power tower

Technical Field

The utility model relates to a power transmission and transformation technical field especially relates to a modular cross arm structure for high strength electric power tower.

Background

The function of the cross arm is as follows: the top of the telegraph pole is transversely fixed with angle iron, and a porcelain bottle is arranged on the angle iron and used for supporting the overhead wire. The cross arm is an important component in a tower and is used for installing insulators and hardware fittings so as to support a conducting wire and a lightning conductor and keep a certain safety distance according to regulations.

However, since the cross arm and the insulator are usually fixed by bolts, in practical situations, the worker needs to search for the cross arm of a corresponding type according to the power supply requirement, and the cross arm is correspondingly and fixedly provided with a corresponding number of insulators, which results in that when the cross arm structure is installed, the cross arms of various types need to be carried, and the installation process of the insulators and the cross arms is troublesome, which seriously affects the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the background art, and a modular cross arm structure for high strength electric power tower that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cross arm structure for a combined high-strength electric power tower comprises a cross arm body, wherein a groove is formed in the upper end of the cross arm body, a plurality of sliding seats are connected into the groove through a sliding mechanism, side grooves are symmetrically formed in the inner walls of two sides of the groove, fixed racks are embedded in the side grooves, two accommodating grooves are symmetrically formed in two sides of each sliding seat, a first spring is symmetrically and fixedly connected to the inner wall of each accommodating groove, a moving rack is fixedly connected to the other end of the first spring, an inner cavity is formed between the two accommodating grooves, the inner cavity transversely penetrates through and is slidably connected with a rod body, an inner pressing plate is fixedly connected to one end, located in the inner cavity, of the rod body, an outer pressing plate is fixedly connected to one end, located outside the inner cavity, of the rod body and the inner pressing plate are fixedly connected with a second spring, and a pull rod is, and one end of the pull rod, which is far away from the movable rack, penetrates through the first spring, the accommodating groove and the inner cavity, and the pull rod and the rod body are connected with a connecting rod in a co-rotating mode.

Preferably, the sliding mechanism comprises a sliding block fixed at the lower end of the sliding seat and a sliding groove arranged on the inner bottom wall of the groove, and the sliding block is connected with the sliding groove in a sliding manner.

Preferably, the sliding block and the sliding groove are both dovetail-shaped.

Preferably, the fixed rack is engaged with the moving rack.

Preferably, the width of the moving rack is smaller than the width of the receiving groove.

Compared with the prior art, this combination formula high strength is cross arm structure for electric power tower's advantage lies in:

the utility model provides an insulator is installed very conveniently on the cross arm body, and can install the insulator that corresponds quantity according to actual conditions, conveniently carries and the suitability is strong, improves work efficiency.

Drawings

Fig. 1 is a schematic structural view of a cross arm structure for a combined high-strength electric tower in a top view;

fig. 2 is the utility model provides a modular cross arm structure part positive schematic structure for high strength electric power tower.

In the figure: the novel cross arm comprises a cross arm body 1, a groove 2, a side groove 3, a fixed rack 4, a sliding seat 5, a sliding groove 6, an insulator 7, an accommodating groove 8, a first spring 9, a movable rack 10, a pull rod 11, a rod body 12, a connecting rod 13, an inner pressing plate 14, a second spring 15 and an outer pressing plate 16.

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.

Referring to fig. 1-2, a cross arm structure for a combined type high-strength electric tower comprises a cross arm body 1, a groove 2 is formed at the upper end of the cross arm body 1, a plurality of sliding seats 5 are connected in the groove 2 through a sliding mechanism, side grooves 3 are symmetrically formed on the inner walls of the two sides of the groove 2, a fixed rack 4 is embedded in each side groove 3, two accommodating grooves 8 are symmetrically formed on the two sides of each sliding seat 5, a first spring 9 is symmetrically and fixedly connected to the inner wall of each accommodating groove 8, a movable rack 10 is fixedly connected to the other end of each first spring 9, an inner cavity is formed between the two accommodating grooves 8, a rod body 12 transversely penetrates through and is slidably connected to the inner cavity, an inner pressing plate 14 is fixedly connected to one end of the rod body 12 located in the inner cavity, an outer pressing plate 16 is fixedly connected to one end of the rod body 12 located outside the inner cavity, a second spring 15 is fixedly connected, and one end of the pull rod 11, which is far away from the movable rack 10, penetrates through the first spring 9, penetrates through the accommodating groove 8 and extends to the inner cavity, and the pull rod 11 and the rod body 12 are jointly and rotatably connected with a connecting rod 13.

Slide mechanism is including fixing the slider at 5 lower extremes of sliding seat and seting up the spout 6 at the interior diapire of recess 2, and slider and 6 sliding connection of spout, and the slider is spacing to slide in spout 6, and spout 6, side slot 3 improve fixed effect further.

The sliding block and the sliding groove 6 are both in a dovetail shape, and other structures with limiting effects can be adopted.

The fixed rack 4 is meshed with the movable rack 10, and the position of the sliding seat 5 is fixed by meshing the gear teeth between the fixed rack 4 and the movable rack 10.

The width of the movable rack 10 is smaller than that of the accommodating groove 8, so that the movable rack 10 can be conveniently accommodated.

Under the normal condition, the moving racks 10 mostly protrude out of the accommodating grooves 8 under the elastic force of the first springs 9, and the width of the two moving racks 10 is greater than that of the grooves 2;

when insulator 7 is required to be installed on the corresponding position of cross arm body 1, press outer pressing plate 16 towards 5 directions of sliding seat, outer pressing plate 16 drives inner pressing plate 14 to compress second spring 15 through rod body 12, rod body 12 drives movable rack 10 to move towards 8 directions of accommodating groove through connecting rod 13, and then compress second spring 15, align slide block 6 card with the lower end of sliding seat 5 to slide sliding seat 5 to the assigned position, then loosen outer pressing plate 16, movable rack 10 just with fixed rack 4 block under the elastic force that spring one 9 resumes, the completion of the fixing of position, rod body 12, inner pressing plate 14, connecting rod 13, pull rod 11 etc. reset under the elastic force that spring two 15 resume.

The utility model provides an insulator 7 installs very conveniently on cross arm body 1, and can install the insulator 7 that corresponds quantity according to actual conditions, conveniently carries and the suitability is strong, improves work efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A cross arm structure for a combined high-strength electric power tower comprises a cross arm body (1) and is characterized in that a groove (2) is formed in the upper end of the cross arm body (1), a plurality of sliding seats (5) are connected in the groove (2) through a sliding mechanism, side grooves (3) are symmetrically formed in inner walls of two sides of the groove (2), a fixed rack (4) is embedded in each side groove (3), two accommodating grooves (8) are symmetrically formed in two sides of each sliding seat (5), springs I (9) are symmetrically and fixedly connected to inner walls of the accommodating grooves (8), a movable rack (10) is fixedly connected to the other end of each spring I (9), an inner cavity is formed between the two accommodating grooves (8), the inner cavity transversely penetrates through and is slidably connected with a rod body (12), and an inner pressing plate (14) is fixedly connected to one end, located in the inner cavity, of the rod body (12), the utility model discloses a portable electric tool, including the body of rod (12), the inner chamber is located outer one end fixedly connected with outer clamp plate (16) of inner chamber, the inner wall and the common fixedly connected with spring two (15), two of inner chamber move equal fixedly connected with pull rod (11) in the relative one side of rack (10), and pull rod (11) keep away from the one end of moving rack (10) and pass spring (9), run through and accomodate groove (8) and extend to the inner chamber, pull rod (11) rotate with the body of rod (12) jointly and are connected with connecting rod (13).

2. The cross arm structure for the combined high-strength electric tower as claimed in claim 1, wherein the sliding mechanism comprises a sliding block fixed at the lower end of the sliding seat (5) and a sliding groove (6) formed in the inner bottom wall of the groove (2), and the sliding block is slidably connected with the sliding groove (6).

3. The cross arm structure for the combined high-strength electric tower as claimed in claim 2, wherein the sliding blocks and the sliding grooves (6) are both dovetail-shaped.

4. A cross arm structure for a combined high strength electric tower as claimed in claim 1, wherein said fixed rack (4) is engaged with a moving rack (10).

5. A cross arm structure for a combined high-strength electric tower as claimed in claim 1, wherein the width of the moving rack (10) is smaller than the width of the receiving groove (8).

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