CN218715747U - Improved telescopic protective fence - Google Patents
Improved telescopic protective fence Download PDFInfo
- Publication number
- CN218715747U CN218715747U CN202222960373.6U CN202222960373U CN218715747U CN 218715747 U CN218715747 U CN 218715747U CN 202222960373 U CN202222960373 U CN 202222960373U CN 218715747 U CN218715747 U CN 218715747U
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- CN
- China
- Prior art keywords
- stand
- guardrail
- convex ring
- telescopic
- guard rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001681 protective effect Effects 0.000 title claims description 12
- 230000007246 mechanism Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- 238000005422 blasting Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 239000000284 extract Substances 0.000 abstract description 2
- 238000007373 indentation Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model provides an improve flexible rail guard, the rail guard comprises canned paragraph guardrail and two sections flexible section guardrails, removes the process at blasting protection canopy, extracts the bolt, with flexible section guardrail indentation canned paragraph guardrail in, first stand top and second stand bottom are equipped with stop gear, stop gear prevents that flexible section guardrail from pulling out completely in the canned paragraph guardrail, avoids pulling out the trouble problem of back installation completely, has guaranteed construction convenient to use when satisfying protection height.
Description
Technical Field
The utility model relates to a construction rail guard field especially relates to an improve flexible rail guard.
Background
In the building construction process, constructors often lay protective guards around a construction area to prevent passers-by from entering the construction area by mistake and causing damage. The existing construction protective guard is simple in design and only provided with a vertical guardrail, the construction protective guard is troublesome to use when facing a blasting protection shed, when the blasting protection shed moves past, if the height between the blasting protection shed and a concrete support is smaller than the height of the guardrail, the guardrail needs to be removed to meet the construction, and if the guardrail is too short, the height requirement of the guardrail cannot be met, so that the improved telescopic protective guard is needed to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a to the defect of prior art and not enough, provide an improve flexible rail guard, aim at solving the problem among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: an improved telescopic protective fence comprises a fixed section of protective fence and a telescopic section of protective fence; the fixed section guardrail comprises a plurality of vertically arranged first stand columns and a plurality of first cross beams which are transversely welded and fixed between the adjacent first stand columns, the first stand columns are of hollow tube structures, and the bottoms of the first stand columns are fixedly connected with the foundation; the telescopic section guardrail comprises a plurality of vertically arranged second stand columns and a plurality of transverse cross beams fixed between the adjacent second stand columns in a welded mode, the second stand columns are of a hollow tube structure and can move up and down in the first stand columns, the second cross beams are arranged at the tops of the adjacent second stand columns, limiting mechanisms are arranged at the tops of the first stand columns and the bottoms of the second stand columns and comprise a circle of first convex rings welded on the inner surface of the top of the first stand column and a circle of second convex rings welded on the outer surface of the bottom of the second stand column, the outer diameters of the second convex rings are smaller than the inner diameter of the first stand column, the outer diameters of the second convex rings are larger than the inner diameter of the first convex rings, and the limiting mechanisms further comprise through holes arranged at the tops of the first stand columns and the bottoms of the second stand columns and bolts arranged in the through holes.
Preferably, the first cross beams are provided with 2-3 first vertical columns.
Preferably, skirting boards are arranged on the bottoms of the fixed-section guardrails in a full-length mode.
Preferably, reflective stickers are arranged on the fixed section guardrail and the telescopic section guardrail.
Preferably, the first upright column, the second upright column, the first cross beam and the second cross beam are all square steel tubes.
Preferably, the height of the fixed section guardrail is 0.8-0.9m, and the height of the telescopic section guardrail is 0.4-0.8m.
The beneficial effects of the utility model are that: the rail guard comprises fixed section guardrail and flexible section guardrail two sections, removes the process at the blasting protection canopy, extracts the bolt, with flexible section guardrail indentation fixed section guardrail in, first stand top and second stand bottom are equipped with stop gear, stop gear prevents that flexible section guardrail from pulling out completely in the fixed section guardrail, avoids pulling out the trouble problem of back installation completely, has guaranteed construction convenient to use when satisfying protection height.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic view of a retractable guard rail. Fig. 2 is a schematic view of the bottom structure of the second upright post.
Fig. 3 is a schematic structural diagram of the top of the first upright post.
Wherein: 1 is a fixed section guardrail, 2 is a telescopic section guardrail, 3 is a first upright post, 4 is a first beam, 5 is a skirting board, 6 is a first convex ring, 7 is a second beam, 8 is a second upright post, 9 is a through hole, and 10 is a second convex ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1-3.
As shown in fig. 1-3, an improved telescopic guard rail comprises a fixed section guard rail 1 and a telescopic section guard rail 2; the fixed section guardrail 1 comprises a plurality of vertically arranged first upright posts 3 and a plurality of first cross beams 4 which are transversely welded and fixed between the adjacent first upright posts 3, the first upright posts 3 are of hollow tube structures and can be square tubes or round tubes, the bottoms of the first upright posts 3 are fixedly connected with a foundation, and the bottoms of the first upright posts are fixed on a concrete foundation by bolts; the telescopic section guardrail 2 comprises a plurality of vertically arranged second upright posts 8 and a plurality of transverse cross beams 7 fixed between the adjacent second upright posts 8 in a welded mode, the second upright posts 8 are hollow tube structures and can be square tubes or round tubes, the second upright posts 8 can move up and down in the first upright posts 3, the second cross beams 7 are arranged at the tops of the adjacent second upright posts 8, the tops of the first upright posts 3 and the bottoms of the second upright posts 8 are provided with limiting mechanisms, each limiting mechanism comprises a circle of first convex ring 6 welded on the inner surface of the top of the first upright post 3 and a circle of second convex ring 10 welded on the outer surface of the bottom of the second upright post 8, the outer diameter of each second convex ring 10 is smaller than the inner diameter of the first upright post 6, the outer diameter of each second convex ring 10 is larger than the inner diameter of the first convex ring 6, and each limiting mechanism further comprises a through hole 9 arranged at the top of the first upright post 3 and the bottom of the second upright post 8 and a bolt arranged in the through hole 9.
In specific implementation, 2 first beams 4 are arranged between adjacent first columns 3.
During specific implementation, skirting boards 5 are arranged on the bottom of the fixed-section guardrail 1 in a through-length mode, and the skirting boards effectively protect constructors from stepping empty under feet.
When the safety guardrail is specifically implemented, reflective pastes are arranged on the fixed section guardrail 1 and the telescopic section guardrail 2 and provide reflection at night, so that safety is improved.
In specific implementation, the first upright column 3, the second upright column 8, the first cross beam 4 and the second cross beam 7 are all square steel pipes.
In specific implementation, the height of the fixed section guardrail 1 is 0.8m, and the height of the telescopic section guardrail 2 is 0.4m.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. An improved telescopic protective fence comprises a fixed section of protective fence and a telescopic section of protective fence; the fixed section guardrail comprises a plurality of vertically arranged first stand columns and a plurality of first cross beams which are transversely welded and fixed between the adjacent first stand columns, the first stand columns are of hollow tube structures, and the bottoms of the first stand columns are fixedly connected with the foundation; the flexible section guardrail is including a plurality of vertical layout's second stand and a plurality of horizontal welded fastening second crossbeam between adjacent second stand, and the second stand is hollow tube structure, and the second stand can reciprocate in first stand, and the second crossbeam is arranged at adjacent second stand top, its characterized in that: the limiting mechanism is arranged at the top of the first stand column and the bottom of the second stand column and comprises a circle of first convex ring welded on the inner surface of the top of the first stand column and a circle of second convex ring welded on the outer surface of the bottom of the second stand column, the outer diameter of the second convex ring is smaller than the inner diameter of the first stand column, the outer diameter of the second convex ring is larger than the inner diameter of the first convex ring, and the limiting mechanism further comprises a through hole arranged at the top of the first stand column and the bottom of the second stand column and a bolt arranged in the through hole.
2. An improved telescopic guard rail according to claim 1, characterized in that: the first cross beams are provided with 2-3 first vertical columns.
3. An improved telescopic guard rail according to claim 1, characterized in that: skirting boards are arranged on the bottom of the fixed section guardrail in a through-length mode.
4. An improved telescopic guard rail according to claim 1, characterized in that: and reflective stickers are arranged on the fixed section guardrail and the telescopic section guardrail.
5. An improved telescopic guard rail according to claim 1, characterized in that: the first upright post, the second upright post, the first cross beam and the second cross beam are all square steel tubes.
6. An improved telescopic guard rail according to claim 1, characterized in that: the height of the fixed section guardrail is 0.8-0.9m, and the height of the telescopic section guardrail is 0.4-0.8m.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222960373.6U CN218715747U (en) | 2022-11-07 | 2022-11-07 | Improved telescopic protective fence |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222960373.6U CN218715747U (en) | 2022-11-07 | 2022-11-07 | Improved telescopic protective fence |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218715747U true CN218715747U (en) | 2023-03-24 |
Family
ID=85609034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222960373.6U Active CN218715747U (en) | 2022-11-07 | 2022-11-07 | Improved telescopic protective fence |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218715747U (en) |
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2022
- 2022-11-07 CN CN202222960373.6U patent/CN218715747U/en active Active
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