CN215717699U

CN215717699U - High stability cross arm iron accessory

Info

Publication number: CN215717699U
Application number: CN202122431381.7U
Authority: CN
Inventors: 董辉; 董社民; 仇亚杰
Original assignee: Handan Chuanding Electric Equipment Manufacturing Co ltd
Current assignee: Handan Chuanding Electric Equipment Manufacturing Co ltd
Priority date: 2021-10-10
Filing date: 2021-10-10
Publication date: 2022-02-01
Anticipated expiration: 2031-10-10

Abstract

The utility model discloses a high-stability cross arm iron accessory which comprises a cross arm body, a shape bolt and a pair of hoops, wherein the hoops are installed on an electric pole through first bolts, one ends of the hoops, which are back to the electric pole, are hinged with diagonal rods, the other ends of the diagonal rods are inclined upwards and provided with waist-shaped holes, slide blocks capable of sliding along the length direction of the cross arm body are installed on the inner side of the cross arm body in a sliding mode, the lower ends of the slide blocks are provided with notches, fixed columns which penetrate through the waist-shaped holes and move in the waist-shaped holes are fixed in the notches, flexible anti-skid mats are fixed on the cross arm body, and third bolts used for pressing the flexible anti-skid mats on the electric pole are connected to the cross arm body in a threaded mode. According to the cross arm iron accessory, the angle of the inclined supporting rod is adjusted, so that the inclined supporting rod can tightly support the anchor ear and the cross bar, and the stability of the cross arm is improved; compress tightly flexible slipmat both ends on the pole through the third bolt, can increase and the pole between frictional force, improve the fixed effect of cross arm, improved the stability of whole device.

Description

High stability cross arm iron accessory

Technical Field

The utility model relates to the technical field of iron accessories, in particular to a high-stability cross arm iron accessory.

Background

The iron accessories are generally iron parts on the concrete electric poles and the wiring thereof, such as various hoops, through nails, fork beams, transverse beams, pull rods, wire rods and the like. The power transmission line adopts cross arm iron annex to support fixedly more, and cross arm iron annex is installed on the pole, and the pole is cylindrical structure usually, and the outer wall is the arc surface, and cross arm iron annex is the point contact with the pole outer wall, and area of contact is less, often can't fix firmly, and when strong wind bad weather, cross arm iron annex can take place not hard up on the pole of transmitting power, and the cross arm also can produce the bending to can lead to serious incident's emergence, great potential safety hazard has.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and designs a high-stability cross arm iron accessory.

The technical scheme of the utility model is that the high-stability cross arm iron accessory comprises a cross arm body, a U-shaped bolt connected with the cross arm body and used for mounting the cross arm body on an electric pole, and a pair of hoops, wherein the hoops are mounted on the electric pole through first bolts, one ends of the hoops, which are opposite to the electric pole, are hinged with inclined supporting rods, the other ends of the inclined supporting rods are inclined upwards and provided with waist-shaped holes, a sliding block capable of sliding along the length direction of the sliding block is slidably mounted on the inner side of the cross arm body, the lower end of the sliding block is provided with a notch, a fixing column which penetrates through the waist-shaped holes and moves in the waist-shaped holes is fixed in the notch, first nuts are fixed at two ends of the cross arm body, the first nuts are in threaded connection with second bolts, and a blocking piece matched with the sliding block is fixed at the tail ends of the second bolts.

Preferably, the cross arm body is provided with two openings for the ends of the U-shaped bolt to pass through.

Preferably, a flexible anti-skid pad is fixed on the cross arm body and is positioned on the inner sides of the two openings.

Preferably, threaded connection has two at least third bolts on the cross arm body, and the third bolt is used for compressing tightly flexible slipmat on the pole.

Preferably, a second nut is fixed on the cross arm body, and the third bolt is mounted on the cross arm body through the second nut in a threaded manner.

The utility model has the beneficial effects that:

1. the angle of the diagonal brace is adjusted through the second bolt, so that the diagonal brace tightly supports the anchor ear and the cross bar, and the stability of the cross arm is improved;

2. compress tightly flexible slipmat both ends on the pole through the third bolt, can increase and the pole between frictional force, improve the fixed effect of cross arm, improve the stability of whole device, the pole of adaptable multiple different diameters size has stronger practicality.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of the anchor ear and the diagonal brace;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;

in the figure, 1, a cross arm body; 2. an electric pole; 3. a U-shaped bolt; 4. hooping; 5. a first bolt; 6. a diagonal brace; 7. a waist-shaped hole; 8. a slider; 9. a notch; 10. fixing a column; 11. a first nut; 12. a second bolt; 13. a baffle plate; 14. an opening; 15. a flexible non-slip mat; 16. a third bolt; 17. a second nut.

Detailed Description

The utility model is described in detail below with reference to the accompanying drawings, as shown in fig. 1 to 4: a high-stability cross arm iron accessory comprises a cross arm body 1, U-shaped bolts 3 connected with the cross arm body 1 and used for installing the cross arm body 1 on an electric pole 2, and a pair of anchor ears 4, wherein the anchor ears 4 are installed on the electric pole 2 through first bolts 5, the number of the first bolts 5 is two, the first bolts 5 are bolt assemblies and comprise a bolt and a nut used for fixing the anchor ears 4, one end of each anchor ear 4, which is back to the electric pole 2, is hinged with an inclined strut 6, the other end of each inclined strut 6 is inclined upwards and provided with a waist-shaped hole 7, a slide block 8 capable of sliding along the length direction of the slide block is slidably installed on the inner side of the cross arm body 1, the cross section of a slide way provided with the slide block 8 on the inner side of the cross arm body 1 is in a convex shape, the slide block 8 can be limited from falling off the cross arm body 1, the lower end of the slide block 8 is provided with a notch 9, a fixing column 10 which passes through the waist-shaped hole 7 and moves in the waist-shaped hole 7 is fixed in the notch 9, both ends of the cross arm body 1 are fixed with first nuts 11, the first nuts 11 are in threaded connection with second bolts 12, the tail ends of the second bolts 12 are fixed with separation blades 13 matched with the sliding block 8, and the size of each separation blade 13 is larger than that of the notch 9, so that the sliding block 8 can be conveniently pushed to move.

To facilitate the installation of the U-bolt 3, two openings 14 are provided in the cross arm body 1 for the ends of the U-bolt 3 to pass through.

For improving the fastening effect, increase the frictional force between cross arm and pole 2, be fixed with flexible slipmat 15 on cross arm body 1, flexible slipmat 15 is located two openings 14 inboards. The flexible non-slip mat 15 selects the rubber non-slip mat for use, and the rubber non-slip mat has excellent non-slip property, toughness, and has great frictional force with pole 2 between when hugging closely with pole 2 pressure, can improve installation stability.

In order to press the flexible anti-skid pad 15 on the electric pole 2 conveniently, so that the flexible anti-skid pad 15 contacts the electric pole 2 with an area as large as possible, two third bolts 16 are connected to the cross arm body 1 in a threaded manner, and the third bolts 16 are used for pressing the flexible anti-skid pad 15 on the electric pole 2.

In order to facilitate the threaded mounting of the third bolt 16 on the cross arm body 1, a second nut 17 is fixed on the cross arm body 1, and the third bolt 16 is mounted on the cross arm body 1 through the second nut 17.

The working principle of the embodiment is as follows: firstly, sequentially inserting the U-shaped bolts 3 into the openings 14 to connect the cross arm with the U-shaped bolts 3, sleeving the device on the electric pole 2, after the installation position is determined, attaching the flexible anti-skid mats 15 to the electric pole 2, screwing the nuts of the U-shaped bolts 3, tightly pressing the U-shaped bolts 3 and the cross arm to fix the electric pole 2, then, in order to improve the fastening effect, increasing the friction force, screwing the third bolts 16, gradually screwing the third bolts 16 out of the second nuts 17, tightly pressing the flexible anti-skid mats 15 on the electric pole 2, and in the pressing process, pushing the flexible anti-skid mats 15 by the third bolts 16 so as to keep the tensioning state, so as to attach to the electric pole 2 and increase the friction force; then fix staple bolt 4 on pole 2 through first bolt 5, at last, revolve and twist second bolt 12 soon, third bolt 16 is gone into the cross arm by the rotation of second nut 17 and is stretched out, and pushes away slider 8 through separation blade 13 and move to the inboard, and slider 8 promotes diagonal brace 6 through fixed column 10 and moves for diagonal brace 6 is adjusted to the fastening state from the pine state, makes diagonal brace 6 support staple bolt 4 and cross arm, makes the cross arm bear the top thrust that staple bolt 4, diagonal brace 6 propped, keeps high stable state.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. A high-stability cross arm iron accessory comprises a cross arm body (1) and a U-shaped bolt (3) connected with the cross arm body (1) and used for installing the cross arm body (1) on an electric pole (2), and is characterized by further comprising a pair of hoops (4), wherein the hoops (4) are installed on the electric pole (2) through first bolts (5), one ends, back to the electric pole (2), of the hoops (4) are hinged with inclined supporting rods (6), the other ends of the inclined supporting rods (6) incline upwards and are provided with waist-shaped holes (7), a sliding block (8) capable of sliding along the length direction of the sliding block is installed on the inner side of the cross arm body (1) in a sliding mode, a notch (9) is formed in the lower end of the sliding block (8), fixed fixing columns (10) which penetrate through the waist-shaped holes (7) and move in the waist-shaped holes (7) are fixed in the notch (9), first nuts (11) are fixed at two ends of the cross arm body (1), and second bolts (12) are in threaded connection with the first nuts (11), a stop piece (13) matched with the sliding block (8) is fixed at the tail end of the second bolt (12).

2. The high stability crossarm iron attachment of claim 1, wherein the crossarm body (1) is provided with two openings (14) for the ends of the U-bolt (3) to pass through.

3. High stability crossarm iron attachment according to claim 1, characterized in that a flexible non-slip mat (15) is fixed on the crossarm body (1), the flexible non-slip mat (15) being located inside both openings (14).

4. The high-stability cross arm iron accessory according to claim 3, wherein at least two third bolts (16) are connected to the cross arm body (1) in a threaded manner, and the third bolts (16) are used for pressing the flexible anti-skid pad (15) on the electric pole (2).

5. The high-stability cross arm iron accessory according to claim 4, wherein a second nut (17) is fixed on the cross arm body (1), and the third bolt (16) is installed on the cross arm body (1) through the second nut (17) in a threaded manner.