CN208518432U - A kind of Environmental Safety electric force pole tower cross-arm - Google Patents
A kind of Environmental Safety electric force pole tower cross-arm Download PDFInfo
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- CN208518432U CN208518432U CN201821192686.9U CN201821192686U CN208518432U CN 208518432 U CN208518432 U CN 208518432U CN 201821192686 U CN201821192686 U CN 201821192686U CN 208518432 U CN208518432 U CN 208518432U
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- arm body
- vertical bar
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Abstract
The utility model discloses a kind of Environmental Safety electric force pole tower cross-arms, it include: cross-arm body, the outer wall of cross-arm body is fixed with cross-arm thread gripping-board, one end of cross-arm body is fixedly installed mounting base, mounting hole is offered in mounting base, be fixedly installed brace on the outside of the two sidewalls of cross-arm body respectively, brace perpendicular to cross-arm body side wall and extend outward, brace is provided with multiple along cross-arm body length direction；Brace outer end is connected with guardrail, and guardrail includes vertical bar and the cross bar that is fixed at the top of vertical bar, and cross bar is orthogonal with vertical bar, and vertical bar lower end is connect with brace outer end；Cross-arm body, cross-arm thread gripping-board, mounting base, brace, guardrail are all made of weathering steel.Environmental Safety electric force pole tower cross-arm pollution is small, security performance is high, can effectively ensure the safety of operator and improve hanging wire or maintenance efficiency.
Description
Technical field
The utility model relates to a kind of Environmental Safety electric force pole tower cross-arms.
Background technique
Expanding economy pushes the development in city, and the development in city be unable to do without the powerful guarantee of infrastructure, and electric power
Infrastructure is particularly important again in all infrastructures, the especially erection of transmission line of electricity.Transmission line of electricity be unable to do without electricity
The more too busy to get away electric force pole tower cross-arm of power shaft tower.Existing Environmental Safety electric force pole tower cross-arm is usually that Q235 or Q345 material is used to add
Work carries out anti-corrosion using galvanizing after processing is completed, and galvanizing anti-corrosion is good and beautiful early period, but hair crow will occur in the later period
Even local anti-corrosion failure.Pickling is also carried out before the galvanizing of electric force pole tower cross-arm, pickling can there are residual in weld gap
Acid solution is stayed, zinc-plated residual acid liquid stream after the completion goes out to corrode electric force pole tower cross-arm, and hot dipping zinc pollution is big, seriously pollutes environment, and deposit
In security risk.
A kind of band pedal cross arm of tower is disclosed in Chinese utility model patent CN202000729U, this cross-arm includes
Two side walls, roof, bottom wall, cross arm support plate, cross-arm thread gripping-board, installation handrail, several cross-arm pedals；Two of them side wall phase
It is mutually parallel and perpendicular to the ground；Roof and bottom wall are fixedly connected with top side wall and bottom respectively, and direction is vertical with side wall；
Cross arm support plate is set to one end of the nearly shaft tower of side wall, is fixed between two side walls, is oriented parallel to ground；Cross-arm thread gripping-board is solid
It is scheduled on end of the side wall far from shaft tower, direction is perpendicular to ground；Installation handrail is fixedly connected with roof；Several pedals are welded on
On bottom wall, pedal is the oblong frame that bending circular pipe is formed, these oblong frames are welded on bottom wall along cross arm of tower length direction
Lower plane.Above-mentioned band is pedaled cross arm of tower and is had the following problems: when hanging wire and maintenance carry out high altitude operation, pedaling bar using above-mentioned band
Although tower cross-arm installer can be climbed using the pedal on cross arm of tower, its safeguard measure is short of, and safety is low；Electricity
The small welding capacity of power cross arm of tower plate is big, when especially one end of cross arm support plate shaft tower close with side wall is welded, since space limits
System can not weld entirely, and there are weld gap, weld gap can gradually be corroded by remaining acid solution after the completion of zinc-plated, and there are security risks；By
In the weight of electric wire itself, there are push-downs after hanging wire for Environmental Safety electric force pole tower cross-arm, influence Environmental Safety electric power
The intensity and beauty of cross arm of tower.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of Environmental Safety electric force pole tower cross-arm, Environmental Safety electricity
Power cross arm of tower security performance is high, can effectively ensure the safety of operator and improve hanging wire or maintenance efficiency.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of Environmental Safety electric force pole tower cross-arm, comprising: cross-arm body, the outer wall of the cross-arm body are fixed with cross-arm extension
Line plate, which is characterized in that one end of the cross-arm body is fixedly installed mounting base, offers mounting hole in the mounting base,
Be fixedly installed brace on the outside of the two sidewalls of the cross-arm body respectively, the brace perpendicular to the cross-arm body side wall simultaneously
Extend outward, the brace is provided with multiple along the cross-arm body length direction；The brace outer end is connected with guardrail,
The guardrail includes vertical bar and the cross bar that is fixed at the top of the vertical bar, and the cross bar and the vertical bar are orthogonal, described to erect
Bar lower end is connect with the brace outer end；It is the cross-arm body, the cross-arm thread gripping-board, the mounting base, the brace, described
Guardrail is all made of weathering steel.
Preferably, snap ring or retaining ring are provided on the vertical bar, the bottom end of the vertical bar offers the vertical vertical bar
The pin hole of axis, the brace be equipped with the matched spliced eye of the vertical bar, alternatively, be fixed in the brace with it is described perpendicular
The matched rod set of bar.
Preferably, the cross section of the brace is L-shaped.
Preferably, the one end of the cross-arm body far from the mounting base is arranged in the cross-arm thread gripping-board.
Preferably, the cross-arm thread gripping-board includes that perpendicular thread gripping-board and horizontal thread gripping-board, the perpendicular thread gripping-board are installed in the cross
On the bottom wall for carrying on a shoulder pole ontology, the horizontal thread gripping-board is installed on the two sidewalls of the cross-arm body.
After adopting the above technical scheme, the beneficial effects of the utility model are:
1) it since Environmental Safety electric force pole tower cross-arm is provided with guardrail, when carrying out hanging wire and maintenance on electric power bar, mentions
The high safety of operator's high altitude operation, and improve wiring or maintenance efficiency.
2) cross-arm body, cross-arm thread gripping-board, mounting base, brace, guardrail are all made of weathering steel, without carry out again galvanizing into
Row anti-corrosion, reduces environmental pollution.
3) vertical bar of guardrail is detachably connected with brace, when guardrail or brace damage, replacement easy to repair, and pacifying
Crushing Environmental Safety electric force pole tower cross-arm is avoided that in transport before dress.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model Environmental Safety electric force pole tower cross-arm；
Fig. 2 is present invention looks up structural representation in Fig. 1；
Fig. 3 is the cross-sectional structure schematic diagram of cross-arm body in Fig. 1；
Fig. 4 is the enlarged structure cross-sectional view in Fig. 1 at A；
In figure, 1- mounting base, 2- cross-arm body, 3- cross bar, 4- vertical bar, 5- erects thread gripping-board, the horizontal thread gripping-board of 6-, 7- brace,
11- mounting hole, 21- side wall, 22- roof, 23- bottom wall, 41- ring washer, 42- pin hole, 71- rod set.
Specific embodiment
It elaborates with reference to the accompanying drawings and embodiments to the utility model.
As depicted in figs. 1 and 2, a kind of Environmental Safety electric force pole tower cross-arm, cross-arm body 2 include side wall 21,22 and of roof
Bottom wall 23, the outer wall of cross-arm body 2 are fixed with cross-arm thread gripping-board, and one end of cross-arm body 2 is fixedly installed mounting base 1, installation
Mounting hole 11 is offered on seat 1, mounting base 1 and cross-arm body 2 are fixedly mounted on electric force pole tower by the bolt across mounting hole 11
21 outside of side wall of upper (not shown), two cross-arm bodies 2 is fixedly installed brace 7 respectively, and brace 7 is perpendicular to side wall 21
And extend outward, brace 7 is provided with multiple along the length direction of cross-arm body 2；7 outer end of brace is connected with guardrail, guardrail packet
It includes vertical bar 4 and is fixed on the cross bar 3 at 4 top of vertical bar, cross bar 3 and vertical bar 4 are orthogonal, and 4 lower end of vertical bar and 7 outer end of brace connect
It connects；
Cross-arm body 2, cross-arm thread gripping-board, mounting base 1, brace 7, guardrail are all made of weathering steel.Weathering steel, i.e., resistance to atmosphere are rotten
Steel is lost, is the low-alloy steel series between ordinary steel and stainless steel, weathering steel adds the corrosion resistants such as a small amount of copper, nickel by straight carbon steel
Erosion element forms, and has the characteristics such as the tough of high-quality steel, molding, welding, abrasion, high temperature, antifatigue, meanwhile, it with antirust,
Make the anticorrosive thinned consumption reduction of component, the features such as saving of labor is energy saving.It is resistance to using Environmental Safety electric force pole tower cross-arm made of weathering steel
Corrosive nature is high, carries out anti-corrosion without carrying out galvanizing again, reduces environmental pollution.
As shown in figure 3, the cross section of cross-arm body 2 is square, cross-arm body 2 is surrounded by two symmetrical half square tubes, two
Symmetrical half square tube uses submerged arc welding, and weld seam is located on roof 22 and bottom wall 23, and weldquality is high, and composition of weld line is stablized,
Mechanical performance is relatively good, and of less demanding to welder's technical level, mitigates the labor intensity of manual welding operation, does not have arc light spoke
It penetrates.Traditional four plates splice cross-arm, and weld seam can not carry out submerged arc welding on four ribs, can only human weld, the weld seam of formation
It is of poor quality, and welding capacity is big, low efficiency.
As shown in figure 4, the vertical bar 4 of the preferred guardrail of the present embodiment is detachably connected with brace 7, when guardrail or brace 7 damage
When, replacement easy to repair, and crushing Environmental Safety electric force pole tower cross-arm is avoided that in transport in a pre-installation.Specifically, it erects
Be provided with snap ring or retaining ring 41 on bar 4, the bottom end of vertical bar 4 offers the pin hole 42 of vertical vertical bar axis, brace 7 be equipped with
The matched spliced eye of vertical bar 4, alternatively, being fixed in brace and the matched rod set 71 of vertical bar.The cross section of brace 7 in the present embodiment
It is L-shaped, rod set 71 is welded on the side of brace 7, after the vertical bar of guardrail is injected rod set 71, in the pin hole 42 of the tail end of vertical bar 4
Fixed pin is plugged at place, and such retaining ring 41 and fixed pin define moving up and down for vertical rod of guardrail 4, and what raising guardrail was fixedly mounted can
By property.When operator's high altitude operation, two column guardrails grip when being routed or repair for operator, improve operating efficiency, and
And safety belt can also be hung on guardrail, improve safety.
In the present embodiment, the one end of cross-arm body 2 far from mounting base 1 is arranged in cross-arm thread gripping-board.Cross-arm thread gripping-board includes
Perpendicular thread gripping-board 5 and horizontal thread gripping-board 6, perpendicular thread gripping-board 5 are installed on bottom wall 23, and horizontal thread gripping-board 6 is installed on side wall 21.
Preferably mounting base 1 and cross-arm body 2 are welded and fixed for the present embodiment, and when welding, make one end far from mounting base
Certain angle is upwarped, can prevent having drop-down after Environmental Safety electric force pole tower cross-arm hanging wire in this way, influence its intensity and beauty.
Claims (5)
1. a kind of Environmental Safety electric force pole tower cross-arm, comprising: cross-arm body, the outer wall of the cross-arm body are fixed with cross-arm hanging wire
Plate, which is characterized in that
One end of the cross-arm body is fixedly installed mounting base, and mounting hole, the cross-arm body are offered in the mounting base
Two sidewalls on the outside of be fixedly installed brace respectively, the brace perpendicular to the cross-arm body side wall and extend outward,
The brace is provided with multiple along the cross-arm body length direction；
The brace outer end is connected with guardrail, and the guardrail includes vertical bar and the cross bar that is fixed at the top of the vertical bar, the cross
Bar and the vertical bar are orthogonal, and the vertical bar lower end is connect with the brace outer end；
The cross-arm body, the cross-arm thread gripping-board, the mounting base, the brace, the guardrail are all made of weathering steel.
2. a kind of Environmental Safety electric force pole tower cross-arm described in accordance with the claim 1, which is characterized in that be provided on the vertical bar
Snap ring or retaining ring, the bottom end of the vertical bar offer the pin hole of the vertical vertical bar axis, the brace be equipped with it is described
The matched spliced eye of vertical bar, alternatively, being fixed in the brace and the matched rod set of the vertical bar.
3. a kind of Environmental Safety electric force pole tower cross-arm described in accordance with the claim 1, which is characterized in that the cross section of the brace
It is L-shaped.
4. a kind of Environmental Safety electric force pole tower cross-arm described in accordance with the claim 1, which is characterized in that the cross-arm thread gripping-board is set
It sets in the one end of the cross-arm body far from the mounting base.
5. a kind of Environmental Safety electric force pole tower cross-arm according to claim 4, which is characterized in that the cross-arm thread gripping-board packet
Perpendicular thread gripping-board and horizontal thread gripping-board are included, the perpendicular thread gripping-board is installed on the bottom wall of the cross-arm body, and the horizontal thread gripping-board is fixed
On the two sidewalls of the cross-arm body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821192686.9U CN208518432U (en) | 2018-07-26 | 2018-07-26 | A kind of Environmental Safety electric force pole tower cross-arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821192686.9U CN208518432U (en) | 2018-07-26 | 2018-07-26 | A kind of Environmental Safety electric force pole tower cross-arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208518432U true CN208518432U (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821192686.9U Active CN208518432U (en) | 2018-07-26 | 2018-07-26 | A kind of Environmental Safety electric force pole tower cross-arm |
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| CN (1) | CN208518432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319981A (en) * | 2021-11-26 | 2022-04-12 | 国网北京市电力公司 | Connecting structure, pole tower and connecting method |
-
2018
- 2018-07-26 CN CN201821192686.9U patent/CN208518432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319981A (en) * | 2021-11-26 | 2022-04-12 | 国网北京市电力公司 | Connecting structure, pole tower and connecting method |
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