CN210918434U

CN210918434U - Cross arm for electric power laying

Info

Publication number: CN210918434U
Application number: CN201920922498.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: JIANGSU SU AIER ELECTRIC POWER EQUIPMENT CO Ltd
Current assignee: JIANGSU SU AIER ELECTRIC POWER EQUIPMENT CO Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-07-03
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a cross arm for electric power is laid, including the cross arm body, the cross arm body includes the connecting block, the threaded hole is seted up on the surface of connecting block, shell under the top fixedly connected with of connecting block, the inner chamber cover of shell is equipped with the insulating tube down, the fixed surface of insulating tube is connected with insulating full skirt, the insulating tube is kept away from down the shell on the one end fixedly connected with of shell, go up the fixed block under the top fixedly connected with of shell. The utility model discloses a connecting block, screw hole, shell, insulating tube, insulating full skirt down, go up the shell, fixed block down, go up fixed block, bolt, nut, intermediate level, foamed plastic layer, polyvinyl chloride layer and fluoroplastics polymer layer's cooperation is used, possesses insulating effectual and anticorrosive advantage, has solved traditional cross arm body performance ratio lower, and insulating effect is poor, and traditional cross arm body is through the easy corrosion of long-time wind-blowing solarization, leads to the problem that the rate of utilization reduces.

Description

Cross arm for electric power laying

Technical Field

The utility model relates to a cross arm technical field specifically is a cross arm for electric power is laid.

Background

The function of the cross arm is as follows: the utility model discloses a wire pole, including wire pole, cross arm, insulator, lightning conductor, the angle bar of wire pole top horizontal fixed, above has the vase, is used for supporting overhead wire, and the cross arm is important part in the shaft tower, and its effect is used for installing insulator and gold utensil to the supporting wire, lightning conductor, and make it keep certain safe distance according to the regulation, and traditional cross arm performance is lower, and insulating effect is poor, and traditional cross arm blows the sun for a long time and easily corrodes, leads to the rate of utilization to reduce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cross arm for electric power is laid possesses insulating effectual and anticorrosive advantage, has solved traditional cross arm body performance ratio lower, and insulating effect is poor, and traditional cross arm body is through the easy corrosion of long-time wind-blowing solarization, leads to the problem that the rate of utilization reduces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cross arm for electric power is laid, includes the cross arm body, the cross arm body includes the connecting block, the threaded hole is seted up on the surface of connecting block, shell under the top fixedly connected with of connecting block, the inner chamber cover of shell is equipped with the insulating tube down, the insulating umbrella skirt of fixed surface fixedly connected with of insulating tube, the insulating tube is kept away from down the shell on the one end fixedly connected with of shell, go up fixed block under the top fixedly connected with of shell, the top swing joint of fixed block has last fixed block down, the equal swing joint in both sides at last fixed block top has the bolt, the bottom of bolt runs through fixed block and lower fixed block in proper order and extends to the bottom of fixed block down, the one end threaded connection of bolt bottom fixed block has the nut under being located.

Preferably, the surface of the lower fixing block is provided with a groove, the bottom of the upper fixing block is provided with a groove, and the two grooves are combined to form a clamping groove.

Preferably, the insulation pipe comprises a middle layer, the outer part of the middle layer is coated with a foamed plastic layer, the outer part of the foamed plastic layer is coated with a polyvinyl chloride layer, and the outer part of the polyvinyl chloride layer is coated with a fluoroplastic polymer layer.

Preferably, the middle layer is made of glass fiber, and the fluoroplastic polymer layer is made of a combination of vinyl fluoride and fluorocarbon.

Preferably, the insulating umbrella skirt is made of epoxy resin, and the cross section of the insulating umbrella skirt is oval.

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

1. the utility model discloses a connecting block, screw hole, shell, insulating tube, insulating full skirt down, go up the shell, fixed block down, go up fixed block, bolt, nut, intermediate level, foamed plastic layer, polyvinyl chloride layer and fluoroplastics polymer layer's cooperation is used, possesses insulating effectual and anticorrosive advantage, has solved traditional cross arm body performance ratio lower, and insulating effect is poor, and traditional cross arm body is through the easy corrosion of long-time wind-blowing solarization, leads to the problem that the rate of utilization reduces.

2. The utility model discloses a set up connecting block and screw hole, can be convenient for fix the cross arm body, through setting up lower shell and last shell, can be convenient for fix the insulating tube, through setting up insulating shed, can prevent that the rainwater from getting into down shell and last shell, through setting up fixed block and lower fixed block, under the cooperation of bolt and nut, can conveniently fix the electric wire, through setting up the intermediate level, can let the insulating tube form vacuum state, through setting up the foaming plastic layer, can promote the arbitrary nature of insulating tube, through setting up the polyvinyl chloride layer, can carry into the corrosion resistance of insulating tube, through setting up fluoroplastics polymer layer, can improve the insulating nature of insulating tube.

Drawings

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

FIG. 2 is a sectional view of the insulating tube of the present invention;

fig. 3 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. a cross arm body; 2. connecting blocks; 3. a threaded hole; 4. a lower housing; 5. an insulating tube; 6. an insulating shed; 7. an upper housing; 8. a lower fixed block; 9. an upper fixed block; 10. a bolt; 11. a nut; 12. an intermediate layer; 13. a foamed plastic layer; 14. a polyvinyl chloride layer; 15. a fluoroplastic polymer layer.

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.

Referring to fig. 1-3, a cross arm for electric power laying comprises a cross arm body 1, the cross arm body 1 comprises a connecting block 2, the cross arm body 1 can be conveniently fixed by arranging the connecting block 2 and a threaded hole 3, the surface of the connecting block 2 is provided with the threaded hole 3, the top of the connecting block 2 is fixedly connected with a lower shell 4, an insulating tube 5 can be conveniently fixed by arranging a lower shell 4 and an upper shell 7, an inner cavity of the lower shell 4 is sleeved with the insulating tube 5, the surface of the insulating tube 5 is fixedly connected with an insulating umbrella skirt 6, by arranging the insulating umbrella skirt 6, rainwater can be prevented from entering the lower shell 4 and the upper shell 7, one end of the insulating tube 5 far away from the lower shell 4 is fixedly connected with the upper shell 7, the top of the upper shell 7 is fixedly connected with a lower fixing block 8, the top of the lower fixing block 8 is movably connected with an upper fixing block 9, under the cooperation of bolt 10 and nut 11, can conveniently fix the electric wire, the equal swing joint in both sides at last fixed block 9 top has bolt 10, the bottom of bolt 10 runs through fixed block 9 and lower fixed block 8 in proper order and extends to the bottom of fixed block 8 down, the one end threaded connection that bolt 10 is located fixed block 8 bottom down has nut 11, the surface of lower fixed block 8 is seted up flutedly, the bottom of going up fixed block 9 is seted up flutedly, two flutedly make up into the draw-in groove, insulating tube 5 includes intermediate level 12, through setting up intermediate level 12, can let insulating tube 5 form the vacuum state, the outside cladding of intermediate level 12 has foaming plastic layer 13, through setting up foaming plastic layer 13, can promote insulating tube 5's arbitrary nature, the outside cladding of foaming plastic layer 13 has polyvinyl chloride layer 14, through setting up polyvinyl chloride layer 14, can promote insulating tube 5's corrosion resistance, the polyvinyl chloride layer 14 is coated with a fluoroplastic polymer layer 15, the insulating property of the insulating tube 5 can be improved by arranging the fluoroplastic polymer layer 15, the middle layer 12 is made of glass fiber, the fluoroplastic polymer layer 15 is made of a combination of vinyl fluoride and fluorocarbon, the insulating shed 6 is made of epoxy resin, the cross section of the insulating shed 6 is oval, through connecting block 2, screw hole 3, lower shell 4, insulating tube 5, insulating full skirt 6, go up shell 7, lower fixed block 8, go up fixed block 9, bolt 10, nut 11, intermediate level 12, foaming plastic layer 13, polyvinyl chloride layer 14 and fluoroplastics polymer layer 15's cooperation use, possess insulating effectual and anticorrosive advantage, it is lower to have solved traditional cross arm performance, insulating effect is poor, traditional cross arm is through the easy corrosion of long-time wind-blowing solarization, lead to the problem that the rate of utilization reduces.

During the use, at first fix the one end of cross arm body 1 through connecting block 2 and screw hole 3, then fix the electric wire on the recess on last fixed block 9 surface and the recess inner chamber of lower fixed block 8 bottom through bolt 10 and nut 11 can, through setting up intermediate level 12, can let insulating tube 5 form the vacuum state, through setting up foaming plastic layer 13, can promote insulating tube 5's arbitrary nature, through setting up polyvinyl chloride layer 14, can promote insulating tube 5's corrosion resistance, through setting up fluoroplastics polymer layer 15, can improve insulating tube 5's insulating nature.

In summary, the following steps: this a cross arm for electric power lays, through connecting block 2, screw hole 3, lower shell 4, insulating tube 5, insulating shed 6, go up shell 7, lower fixed block 8, go up fixed block 9, bolt 10, nut 11, intermediate level 12, foaming plastic layer 13, polyvinyl chloride layer 14 and the cooperation of fluoroplastics polymer layer 15, it is lower to have solved traditional cross arm body 1 performance, and insulating effect is poor, and traditional cross arm body 1 is through the easy corrosion of long-time blowing solarization, leads to the problem that the rate of utilization reduces.

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. A cross arm for electric power laying, includes cross arm body (1), its characterized in that: the cross arm body (1) comprises a connecting block (2), a threaded hole (3) is formed in the surface of the connecting block (2), a lower shell (4) is fixedly connected to the top of the connecting block (2), an insulating tube (5) is sleeved in an inner cavity of the lower shell (4), an insulating umbrella skirt (6) is fixedly connected to the surface of the insulating tube (5), an upper shell (7) is fixedly connected to one end, far away from the lower shell (4), of the insulating tube (5), a lower fixed block (8) is fixedly connected to the top of the upper shell (7), an upper fixed block (9) is movably connected to the top of the lower fixed block (8), bolts (10) are movably connected to two sides of the top of the upper fixed block (9), the bottoms of the bolts (10) sequentially penetrate through the upper fixed block (9) and the lower fixed block (8) and extend to the bottom of the lower fixed block (, and a nut (11) is in threaded connection with one end of the bolt (10) positioned at the bottom of the lower fixing block (8).

2. A crossarm for electric power laying according to claim 1, characterized in that: the surface of the lower fixing block (8) is provided with a groove, the bottom of the upper fixing block (9) is provided with a groove, and the two grooves are combined to form a clamping groove.

3. A crossarm for electric power laying according to claim 1, characterized in that: insulating tube (5) are including intermediate level (12), the outside cladding of intermediate level (12) has foamed plastic layer (13), the outside cladding of foamed plastic layer (13) has polyvinyl chloride layer (14), the outside cladding of polyvinyl chloride layer (14) has fluoroplastics polymer layer (15).

4. A crossarm for electric power laying according to claim 3, characterized in that: the middle layer (12) is made of glass fiber, and the fluoroplastic polymer layer (15) is made of vinyl fluoride and fluorocarbon in a combined mode.

5. A crossarm for electric power laying according to claim 1, characterized in that: the insulating umbrella skirt (6) is made of epoxy resin, and the cross section of the insulating umbrella skirt (6) is oval.