CN112127689A

CN112127689A - High-strength telegraph pole heightening section

Info

Publication number: CN112127689A
Application number: CN202011116745.6A
Authority: CN
Inventors: 闫航飞
Original assignee: Hebei Hongyu Communication Equipment Co ltd
Current assignee: Hebei Hongyu Communication Equipment Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2020-12-25

Abstract

The invention discloses a high-strength telegraph pole heightening section which comprises an inner cylinder and an outer cylinder which are coaxially arranged, wherein a cross arm is arranged on the outer cylinder, the bottom of the inner cylinder is provided with an opening matched with a telegraph pole, the outer side of the opening is provided with a hoop, the inner wall of the outer cylinder is uniformly provided with a plurality of horizontally arranged annular fins along the vertical direction, the annular fins positioned at the lower part of the inner side of the outer cylinder are fixedly connected with the outer wall of the inner cylinder, and a plurality of vertical reinforcing rods penetrate through the annular fins; in addition, the wedge-caulking mechanism arranged between the outer cylinder and the inner cylinder enables the upper end of the telegraph pole and the telegraph pole heightening section to be matched more tightly, the telegraph pole heightening section does not have a shaking trend any more, and long-term stable work of the telegraph pole heightening section is effectively guaranteed.

Description

High-strength telegraph pole heightening section

Technical Field

The invention relates to the field of power equipment, in particular to a high-strength telegraph pole heightening section.

Background

The utility pole heightening section is a device capable of conveniently increasing the erecting capacity of the utility pole, which effectively avoids the cost problems of land acquisition, construction and the like caused by a newly buried utility pole, but the existing utility pole heightening section is only a simple tubular metal body which is fixed by a hoop after being sleeved on the upper end of the utility pole, so the strength of the utility pole heightening section is limited, the utility pole heightening section is easy to bend and damage under the pulling and wind blowing actions of a cable, in addition, the utility pole heightening section is not a regular cylinder but has a shape with a thin upper part and a thick lower part, so the existing utility pole heightening section is sleeved on the upper end of the utility pole, a large gap is formed between the upper end of the utility pole and the inner wall of the utility pole heightening section, the utility pole heightening section has a shaking trend under the pulling and other actions of the cable due to the gap, and almost all depends on the contact part of the lower part of the heightening section and the utility pole and the, the utility pole heightening section is damaged more quickly, and the permanent stable work of the utility pole heightening section is more unfavorable.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a high-strength telegraph pole heightening section, which effectively solves the problems in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a high-strength telegraph pole heightening section comprises an inner barrel and an outer barrel which are coaxially arranged, wherein a cross arm is arranged on the outer barrel, an opening matched with a telegraph pole is formed in the bottom of the inner barrel, a hoop is arranged on the outer side of the opening, a plurality of horizontally arranged annular ribs are uniformly distributed on the inner wall of the outer barrel along the vertical direction, the plurality of annular ribs positioned on the lower portion of the inner side of the outer barrel are fixedly connected with the outer wall of the inner barrel, a plurality of vertical reinforcing rods penetrate through the annular ribs, and the plurality of vertical reinforcing rods are uniformly distributed along the circumferential direction of the annular ribs; still the cooperation is provided with wedging mechanism between inner tube and the urceolus, wedging mechanism includes that rotatable coaxial installs internal thread cover on the urceolus, the upper end of internal thread cover extends to the urceolus outside, the lower part spiro union of internal thread cover has the threaded rod, the lower extreme of threaded rod has set firmly the mounting disc, the equipartition has a plurality of wedge in the periphery of mounting disc, seted up on the top surface of inner tube with the corresponding hole of stepping down of wedge.

Furthermore, two elevating blocks are fixedly arranged on the top surface of the outer barrel, and the cross arm is fixedly arranged on the elevating blocks.

Furthermore, an inclined strut is further arranged between the outer barrel and the cross arm in a matched mode, and two ends of the inclined strut are fixedly connected with the outer peripheral surfaces of the cross arm and the outer barrel respectively.

Further, the hoop is fixedly connected with the inner cylinder through a plurality of connecting pieces, and specifically, two ends of each connecting piece are fixedly connected with the outer peripheral surfaces of the hoop and the inner cylinder respectively.

Furthermore, a plurality of groups of screw holes are correspondingly formed in the annular rib, the plurality of groups of screw holes are uniformly distributed along the circumferential direction of the annular rib, and threads matched with the screw holes are formed in the periphery of the vertical reinforcing rod.

Furthermore, the upper end of the internal thread sleeve is fixedly provided with a screwing part.

Further, the screwing part is in a regular hexagon shape.

Further, the number of the wedge-shaped blocks is four.

The invention has the following beneficial technical effects:

the application of the annular ribs and the vertical reinforcing rod enables the heightening section of the telegraph pole to have higher strength and be more difficult to bend, in addition, the wedge-caulking mechanism arranged between the outer cylinder and the inner cylinder in a matched mode enables the upper end of the telegraph pole to be more tightly matched with the heightening section of the telegraph pole, the heightening section of the telegraph pole does not have a shaking trend any more, and the long-term stable work of the heightening section of the telegraph pole is effectively guaranteed.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

FIG. 3 is a left side view of an embodiment of the present invention;

fig. 4 is a sectional view taken along line B-B in fig. 3.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the heightening section of a high-strength utility pole in this embodiment includes an inner cylinder 1 and an outer cylinder 2, which are coaxially disposed, the lower edge of the outer cylinder 2 is close to the lower edge of the inner cylinder 1, preferably, at least four fifths of the inner cylinder 1 is located in the outer cylinder 2, a cross arm 3 is installed on the outer cylinder 2, the bottom of the inner cylinder 1 has an opening matching with the utility pole 4, and an anchor ear 5 is installed outside the opening, specifically, the anchor ear 5 is fixedly connected with the inner cylinder 1 through a plurality of connecting pieces 6, two ends of the connecting pieces 6 are respectively welded on the outer peripheral surfaces of the anchor ear 5 and the inner cylinder 1, a plurality of horizontally disposed annular fins 7 are uniformly distributed on the inner wall of the outer cylinder 2 along the vertical direction, wherein a plurality of annular fins 7 located at the lower portion of the inner side of the outer cylinder 2 are welded with the outer wall of the inner cylinder 1, a plurality of vertical reinforcing rods 8 are penetrated, specifically, a plurality of groups of screw holes are correspondingly formed in the annular rib 7 and are uniformly distributed along the circumferential direction of the annular rib 7, and threads matched with the screw holes are formed in the periphery of the vertical reinforcing rod 8; still the cooperation is provided with wedging mechanism between inner tube 1 and urceolus 2, wedging mechanism includes rotatable coaxial the internal thread cover 9 of installing on urceolus 2, the upper end of internal thread cover 9 extends to the urceolus 2 outside, the upper end welding of internal thread cover 9 twists portion 10 soon, it is regular hexagon to twist portion 10, nut form promptly, through twisting the internal thread cover 9 of twisting that portion 10 can be convenient soon, the lower part spiro union of internal thread cover 9 has threaded rod 11, the lower extreme welding of threaded rod 11 has mounting disc 12, the equipartition has four wedge 13 on the periphery of mounting disc 2, wedge 13 is metal block or stereoplasm timber piece, wedge 13 can weld on mounting disc 12 when the metal block, accessible horizontal screw fixes on mounting disc 12 when wedge 13 is the stereoplasm timber piece, set up the hole of stepping down 14 corresponding with wedge 13 on the top surface of inner tube 1.

The top surface of the outer cylinder 2 is welded with two elevating blocks 15, the cross arm 3 is welded on the elevating blocks 15 to reserve a space for screwing the screwing part 10, the top surface and the bottom surface of the outer cylinder 2 are respectively provided with an upper sealing cover 16 and a lower sealing cover 17 to facilitate the assembly of the heightened section of the telegraph pole, concretely, when the heightened section of the telegraph pole is assembled, firstly, the annular fins 7 on the inner wall of the outer cylinder 2 are welded in sequence, when the annular fins 7 on the lower part are welded, the outer circumference of the annular fins 7 are spot-welded on the inner wall of the outer cylinder 2, the inner circumference of the annular fins 7 are spot-welded on the outer wall of the inner cylinder 1 to complete the fixation of the inner cylinder 1 and the outer cylinder 2, when welding, the screw holes are kept corresponding, then, the inner thread sleeve 9 is arranged on the upper sealing cover 16, then the threaded rod 11 is screwed and the wedge block 13 is arranged, then the upper sealing cover 16 is buckled on the outer, with last closing cap 16 and urceolus 2 welded fastening, lower closing cap 17 also welds on urceolus 2, set up the through-hole that supplies vertical stiffener 8 to pass on the closing cap 17 down, when installing vertical stiffener 8, pass the through-hole on the closing cap 17 down with vertical stiffener 8, twist vertical stiffener 8, make vertical stiffener 8 spiro union to annular fin 7 on, after the upper end of vertical stiffener 8 supported the lower surface of closing cap 16 tightly, with closing cap 17 lock in urceolus 2 lower part down, under the welding closing cap 17 with urceolus 2 and inner tube 1 can.

An inclined strut 18 is further arranged between the outer cylinder 2 and the cross arm 3 in a matching mode, and two ends of the inclined strut 18 are respectively welded on the cross arm 3 and the outer peripheral surface of the outer cylinder 2.

The working process of the embodiment is as follows: when a telegraph pole heightening section is arranged on a telegraph pole 4, firstly, the telegraph pole heightening section is hoisted, aligned with the telegraph pole 4 and falls down, so that the inner cylinder 1 is sleeved on the upper end of the telegraph pole 4 until the upper end of the telegraph pole 4 abuts against the inner upper wall surface of the inner cylinder 1, bolts and locking nuts on the hoops 5 are screwed tightly, so that the hoops 5 tightly hold the telegraph pole 4, then the screwing part 10 is screwed by a wrench and other tools, the screwing part 10 drives the inner thread sleeve 9 to rotate, the threaded rod 11 is screwed out of the inner thread sleeve 9, the mounting disc 12 drives the wedge-shaped block 13 to move downwards, in the downward moving process, the wedge-shaped block 13 is wedged into a gap between the upper end of the telegraph pole 4 and the inner upper part of the inner cylinder 1, the inner cylinder 1 cannot move under the action of the hoops 5, when the screwing part 10 is difficult, namely the wedge-shaped block 13, The cooperation is inseparable, and the wire pole section of heightening no longer has the trend of rocking, has alleviateed the atress of inner tube 1 lower part and staple bolt 5, has effectively guaranteed the permanent steady operation of wire pole section of heightening, and in addition, the application of annular fin 7 and vertical stiffener 8 makes the intensity of wire pole section of heightening bigger, is difficult to the bending more.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A high-strength telegraph pole heightening section is characterized by comprising an inner barrel and an outer barrel which are coaxially arranged, wherein a cross arm is arranged on the outer barrel, an opening matched with a telegraph pole is formed in the bottom of the inner barrel, a hoop is arranged on the outer side of the opening, a plurality of horizontally arranged annular ribs are uniformly distributed on the inner wall of the outer barrel along the vertical direction, the plurality of annular ribs positioned on the lower portion of the inner side of the outer barrel are fixedly connected with the outer wall of the inner barrel, a plurality of vertical reinforcing rods penetrate through the annular ribs, and the plurality of vertical reinforcing rods are uniformly distributed along the circumferential direction of the annular ribs; still the cooperation is provided with wedging mechanism between inner tube and the urceolus, wedging mechanism includes that rotatable coaxial installs internal thread cover on the urceolus, the upper end of internal thread cover extends to the urceolus outside, the lower part spiro union of internal thread cover has the threaded rod, the lower extreme of threaded rod has set firmly the mounting disc, the equipartition has a plurality of wedge in the periphery of mounting disc, seted up on the top surface of inner tube with the corresponding hole of stepping down of wedge.

2. The heightening section of a high-strength utility pole according to claim 1, wherein two elevating blocks are fixedly provided on the top surface of the outer tube, and the cross arm is fixedly provided on the elevating blocks.

3. The heightening section of a high-strength utility pole according to claim 2, wherein a diagonal brace is further fittingly arranged between the outer tube and the cross arm, and two ends of the diagonal brace are fixedly connected with the outer peripheral surfaces of the cross arm and the outer tube respectively.

4. The heightening section of a high-strength utility pole according to claim 1, wherein the anchor ear is fixedly connected to the inner tube by a plurality of connecting pieces, and in particular, both ends of the connecting pieces are fixedly connected to the outer peripheral surfaces of the anchor ear and the inner tube, respectively.

5. The heightening section of a high-strength utility pole according to claim 1, wherein a plurality of screw holes are correspondingly formed in the annular rib, the plurality of screw holes are uniformly distributed along the circumferential direction of the annular rib, and the outer periphery of the vertical reinforcing rod is provided with threads matched with the screw holes.

6. The heightened section of the high-strength utility pole of claim 1, wherein a screw part is fixedly arranged at the upper end of the internal thread sleeve.

7. The heightened section of the high-strength utility pole of claim 6, wherein the screw portion is a regular hexagon.

8. The heightened section of the high-strength utility pole of claim 1, wherein the number of the wedge blocks is four.