CN212403277U - Electric pole lower support hoop device - Google Patents
Electric pole lower support hoop device Download PDFInfo
- Publication number
- CN212403277U CN212403277U CN202020653435.7U CN202020653435U CN212403277U CN 212403277 U CN212403277 U CN 212403277U CN 202020653435 U CN202020653435 U CN 202020653435U CN 212403277 U CN212403277 U CN 212403277U
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- hoop
- lower support
- square steel
- steel pipe
- electric
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Abstract
The utility model relates to an electric power armful of pole undersetting staple bolt device, electric power armful of pole is become by a plurality of sections standard festival, and the device includes staple bolt and undersetting, the staple bolt comprises 4 staple bolt units that organize the same, staple bolt unit main part is the square steel pipe, and the left and right sides of square steel pipe is provided with the ring flange of symmetry, and this ring flange slope sets up, is 45 degrees with the contained angle of square steel pipe, and 4 staple bolt units of group pass through the ring flange and are connected with bolt detachable, the undersetting includes support body and lower apron, and the lower apron welds on the support body, and the undersetting is connected fixedly through round pin axle or bolt nut with the staple bolt, and the lower apron is held the pole with electric power and is used round pin axle or bolt assembly to install fixedly. The utility model discloses a at the removable staple bolt of lower carriage below installation, make things convenient for the lower carriage device to install and dismantle work.
Description
Technical Field
The utility model relates to a hoisting machinery technical field, concretely relates to pole undersetting staple bolt device is embraced to electric power.
Background
With the development of power transmission grid construction, networking projects are continuously increased, so that the number of power iron towers is continuously increased. In order to build the electric power iron tower, hoisting equipment is needed, and the double-rocker electric power holding pole is usually adopted to hoist in the construction of the middle and small steel structure electric power iron tower at present. Because the construction of the power transmission grid is basically in mountainous areas and remote areas and is limited by traffic facilities, the difficulty is increased for the construction of the power grid in the remote mountainous areas.
The prior art has the following problems:
1. the existing lower support device usually adopts a square steel pipe as a main chord member to be welded and fixed with a lower support, in order to guarantee the welding strength of the lower support device, a lower support lower cover plate needs to be perforated in the manufacturing process, so that the main chord member is welded and fixed with the lower end surface of an upper lower support cover plate and then welded with the lower support lower cover plate, the manufacturing process is complex, materials are consumed, and the labor and material costs are increased.
2. The existing lower support device adopts the welding to fix the main chord member, so the lower support device has large volume and is heavy in whole. In the transportation process, the transportation to remote areas and mountain areas is difficult; in the process of mounting or dismounting the electric holding pole, large-scale hoisting equipment is required to be used for mounting so as to complete the integral mounting work; in the later maintenance process, the disassembly and the assembly are difficult to maintain.
3. Because the upper weldment of the lower support device has more parts and the integral gravity center is on the upper side, potential safety hazards exist in the actual hoisting process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome not enough among the prior art, through improving the undersetting to at the removable staple bolt of undersetting below installation, make things convenient for its installation to dismantle work.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a hoop device for a lower support of an electric holding pole comprises a hoop and a lower support, wherein the hoop consists of a plurality of standard sections;
the hoop is composed of 4 groups of same hoop units, the main body of each hoop unit is a square steel pipe, symmetrical flange plates are arranged on the left side and the right side of each square steel pipe, the flange plates are arranged in an inclined mode, an included angle between each flange plate and the corresponding square steel pipe is 45 degrees, the 4 groups of hoop units are detachably connected with the bolts through the flange plates, and a space formed by the 4 groups of hoop units in a connected mode is an installation part of the electric holding pole;
the lower support comprises a support body and a lower cover plate, the lower cover plate is welded on the support body, the lower support is fixedly connected with the hoop through a pin shaft or a bolt nut, and the lower cover plate and the electric holding pole are fixedly installed through a pin shaft or a bolt assembly.
Preferably, flitch plates are welded on the upper surface and the lower surface of the square steel pipe, and after the flitch plates are welded, integral punching is carried out, so that the consistency of mounting hole positions is ensured.
Preferably, the two ends of the square steel pipe are subjected to 45-degree chamfering treatment and are used for welding the flange plates.
Preferably, the flange plate is provided with a stay wire hole, and a stay wire ear plate seat is welded on the outer side surface of the square steel tube.
Preferably, an inner flitch is welded on the inner side of the hoop.
Preferably, the hoop is sleeved on the outer side of the electric pole, the size of the hoop is slightly larger than that of the electric pole, and clearance fit is adopted.
Preferably, the hoop is made of Q355-B material.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. this lower support staple bolt device uses four group's staple bolt units to assemble and forms, adopts bolt assembly to connect fixedly to the ring flange, and the work is maintained in convenient transportation and dismouting, improves work efficiency.
2. The lower cover plate of the lower support is fixedly connected with the electric holding pole through the pin shaft or the bolt nut, so that the conditions of large size, heavy weight, unstable gravity center and the like caused by the main chord of the weldment of the lower support are reduced, the transportation, the installation and the maintenance are facilitated, and the potential safety hazard is reduced.
3. The lower support hoop device and the lower support are connected and fixed through the bolts and the nuts, the transportation and the disassembly and assembly maintenance are convenient, the lower support hoop device and the electric holding pole are in clearance fit, the shearing force effect on the connecting pin shaft or the bolt of the lower support and the electric holding pole is reduced, the installation strength is increased, and the potential safety hazard is reduced.
4. The flange plate is provided with a stay wire hole, the square steel pipe is welded with a stay wire ear plate seat, and the lower support hoop device and the electric iron tower are fixedly connected through stay wires, so that the working stability of the electric holding pole during hoisting is improved.
5. The lower support hoop device is characterized in that a main body is formed by a square steel pipe and a flitch weldment, the square steel pipe, the flitch and a flange plate are made of Q355-B steel, the stress strength of the detachable lower support hoop in the use process is guaranteed, and potential safety hazards are reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front view of the assembly of the lower support and the hoop of the present invention;
FIG. 3 is a sectional view of the assembly of the lower support and the hoop of the present invention;
FIG. 4 is a front view of the lower support of the present invention;
fig. 5 is a top view of the lower support of the present invention;
fig. 6 is a front view of the hoop structure of the present invention;
fig. 7 is a top view of the hoop structure of the present invention;
fig. 8 is a front view of the hoop unit of the present invention;
fig. 9 is a top view of the hoop unit of the present invention.
In the figure: the electric pole comprises an electric pole 1, an anchor ear 2, a lower support 3, a standard knot 101, an anchor ear unit 20, a square steel pipe 201, a flange plate 202, a flitch 203, a stay wire ear plate seat 204, an inner flitch 205, a stay wire hole 206, a support body 301 and a lower cover plate 302.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1-9, the hoop device for the lower support of the electric pole comprises an electric pole 1 and a lower support 3, wherein the electric pole 1 is composed of 3 standard sections 101, and the device comprises a hoop 2 and the lower support 3;
the hoop 2 is composed of 4 groups of identical hoop units 20, the hoop 2 is made of Q355-B materials, the use strength of the hoop is guaranteed, the main body of the hoop unit 20 is a square steel pipe 201, and symmetrical flange plates 202 are arranged on the left side and the right side of the square steel pipe 201. And two ends of the square steel pipe 201 are chamfered at 45 degrees and are used for welding the flange plate 202. This ring flange 202 slope sets up, is 45 degrees with the contained angle of square steel pipe 201, and 4 group's staple bolt units 20 pass through the ring flange to be connected with bolt detachable, uses bolt assembly to be connected 4 group's staple bolt units equipment, makes things convenient for staple bolt 2's installation, dismantlement and maintenance work, and 4 group's staple bolt units 20 connect the installation part that the space that forms for electric power armful pole. The flitch 203 is welded on the upper surface and the lower surface of the square steel pipe 201, and after the flitch 203 is welded, the whole punching is carried out, so that the consistency of mounting hole positions is ensured, and the mounting strength of the bolt connecting hole of the detachable lower support hoop device is enhanced by the welding flitch 203. The inner side of the hoop 2 is welded with an inner flitch 205, so that the strength of a contact point of the hoop and the electric holding pole is increased, and potential safety hazards are reduced.
The lower support 3 comprises a support body 301 and a lower cover plate 302, the lower cover plate 302 is welded on the support body 301, bolt holes which are consistent with hole positions on the hoop 2 are formed in the lower cover plate 302, the lower support 3 and the hoop 2 are fixedly connected through a pin shaft or a bolt nut, and the lower cover plate 302 and the electric holding pole 1 are fixedly installed through a pin shaft or a bolt assembly.
The flange plate 202 is provided with a stay wire hole 206, and a stay wire ear plate seat 204 is welded on the outer side surface of the square steel pipe 201 and used for being connected and fixed with an electric iron tower through stay wires, so that the working stability of the electric holding pole during hoisting work is ensured, and the reduction of potential safety hazards during the process of jacking, section adding or tower dismounting and section descending of the electric holding pole is facilitated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A hoop device for a lower support of an electric holding pole is characterized in that the hoop device comprises a hoop (2) and a lower support (3), wherein the hoop device comprises a plurality of standard sections (101);
the hoop (2) is composed of 4 groups of same hoop units (20), the main body of each hoop unit (20) is a square steel pipe (201), symmetrical flange plates (202) are arranged on the left side and the right side of each square steel pipe (201), the flange plates (202) are obliquely arranged, an included angle between each flange plate and each square steel pipe (201) is 45 degrees, the 4 groups of hoop units (20) are detachably connected with bolts through the flange plates, and a space formed by connecting the 4 groups of hoop units (20) is an installation part of the electric holding pole;
the lower support (3) comprises a support body (301) and a lower cover plate (302), the lower cover plate (302) is welded on the support body (301), the lower support (3) and the hoop (2) are fixedly connected through a pin shaft or a bolt nut, and the lower cover plate (302) and the electric holding pole (1) are fixedly installed through the pin shaft or a bolt component.
2. The hoop device for the lower support saddle of the electric holding pole as claimed in claim 1, wherein the upper and lower surfaces of the square steel pipe (201) are welded with the flitch plates (203), and the flitch plates (203) are welded and then integrally punched to ensure consistent mounting hole positions.
3. The lower support hoop device for the electric holding pole according to claim 1, wherein the two ends of the square steel tube (201) are chamfered at 45 degrees for welding the flange (202).
4. The lower support hoop device for the electric poles according to claim 1, wherein the flange plate (202) is provided with a stay wire hole (206), and a stay wire ear plate seat (204) is welded on the outer side surface of the square steel tube (201).
5. The lower bracket hoop device for the electric holding pole as claimed in claim 1, wherein an inner flitch (205) is welded on the inner side of the hoop (2).
6. The lower support hoop device for the electric poles according to claim 1, wherein the hoop (2) is sleeved outside the electric poles (1), and the size of the hoop (2) is slightly larger than that of the electric poles (1) and is in clearance fit.
7. The lower bracket hoop device for the electric poles as claimed in claim 1, wherein said hoop (2) is made of Q355-B material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020653435.7U CN212403277U (en) | 2020-04-26 | 2020-04-26 | Electric pole lower support hoop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020653435.7U CN212403277U (en) | 2020-04-26 | 2020-04-26 | Electric pole lower support hoop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212403277U true CN212403277U (en) | 2021-01-26 |
Family
ID=74299286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020653435.7U Active CN212403277U (en) | 2020-04-26 | 2020-04-26 | Electric pole lower support hoop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212403277U (en) |
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2020
- 2020-04-26 CN CN202020653435.7U patent/CN212403277U/en active Active
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