CN103669889A - High-altitude safety fence for steel structure assembling and manufacturing method of high-altitude safety fence - Google Patents
High-altitude safety fence for steel structure assembling and manufacturing method of high-altitude safety fence Download PDFInfo
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- CN103669889A CN103669889A CN201210316156.1A CN201210316156A CN103669889A CN 103669889 A CN103669889 A CN 103669889A CN 201210316156 A CN201210316156 A CN 201210316156A CN 103669889 A CN103669889 A CN 103669889A
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Abstract
The invention relates to a high-altitude safety fence for steel structure assembling. The high-altitude safety fence is assembled on a steel beam and comprises a support rod and a steel wire rope. The high-altitude safety fence is characterized in that the support rod is characterized in that a 1-1.3m steel channel (1) serves as a stand rod, a first steel plate (2) and a second steel plate (3) are symmetrically welded to the upper portion and the lower portion of the root of the stand rod, the thickness of the first steel plate (2) and the thickness of the second steel plate (3) are both 10mm, the distance between the first steel plate (2) and the second steel plate (3) is 3cm, and two nuts are welded to the first steel plate (2) side by side; when the support rod is installed, the first steel plate (2) and the second steel plate (3) are clamped on a frange plate of the steel beam, and the steel beam and the steel channel (1) are fixed through two movable bolts (4); a third steel plate (7) is welded to the top of the front elevation face of the steel channel (1), and a circular hole (8) is formed in the middle of the third steel plate (7); the steel wire rope is inserted in the circular hole (8) in the third steel plate (7) of the front elevation face of the steel channel (1). The high-altitude safety fence has the advantages of being easy to manufacture, convenient to assemble and disassemble and capable of being repeatedly used, effectively eliminating the risk that an operator falls down from the high positions, and improving the working efficiency.
Description
Technical field
The present invention relates to a kind of guardrail, specifically, is a kind of high-altitude safe guardrail for Steel Structure Installation and preparation method thereof.
Background technology
Steel Structure Installation work high above the ground is many, short construction period, and, there is casualty accident in not in place or unreasonable due to safety measure often.Conventional safety belt hanging point arranges generally two kinds: 1, from cornice to ridge, the safe rope (wire rope that slips is set, diameter passes through calculative determination), safety is slipped rope colligation in cornice and ridge place purlin supporting plate and is to be close on girder steel, and operating personnel is when roofing construction, and safety belt hangs over safety and slips on rope.The deficiency of this way is; Operating personnel need to move at any time, distance between large rope and people is larger, seat belt hanger slides inconvenient, and do not follow the principle of safety belt " the low use of high extension ", safety slip rope position too low, cause the permanent position of safety belt to depart from safe altitude excessive, reduced safety belt safety assurance coefficient at the time of emergency.2, operator is suspended on safety belt on reliable parts (as girder steel purlin supporting plate, tie-rod junction plate, horizontal support hole) according to on-site actual situations, when mobile, remove safety belt, by the seat belt hanger back of the body rearward, look for hitch point to hang safety belt after moving to operating position.The deficiency of this way is: operating personnel do not have protection in the process of walking, in operating process, the hitch point of safety belt is affected greatly by component form, has potential safety hazard.
Therefore the overhead safety belt hang of known Steel Structure Installation exists above-mentioned all inconvenience and problem.
Summary of the invention
Object of the present invention, is to propose a kind of safe and reliable high-altitude safe guardrail for Steel Structure Installation.
Another object of the present invention, is to propose a kind of preparation method of the safe and reliable high-altitude safe guardrail for Steel Structure Installation.
For achieving the above object, technical solution of the present invention is:
A high-altitude safe guardrail for Steel Structure Installation, is arranged on girder steel, comprises cradling piece and wire rope, it is characterized in that:
Described cradling piece is that the channel-section steel of a long 1～1.3m is done vertical rod, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate and the 2nd steel plate of the 10mm thickness of 3cm, and on the 1st steel plate, weld side by side 2 nuts, the movable bolt matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener, it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener, it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel welding; Cradling piece fixes girder steel and channel-section steel by 2 movable bolts by the 1st steel plate and the 2nd steel plate clamp while installing on the frange plate of girder steel; At the 3rd steel plate of the positive facade welded top of channel-section steel, in the middle of steel plate, open a circular hole;
Described wire rope penetrates the circular hole in the positive facade steel plate of channel-section steel;
Wherein: described cradling piece can be arranged on same girder steel in two above combinations, middle with wire rope connection, two ends cradling piece and wire rope fixedly secure, and during work high above the ground, operator safety band hanging point just hangs on the wire rope of connection.
High-altitude safe guardrail for Steel Structure Installation of the present invention can also be further achieved by the following technical measures.
The aforesaid high-altitude safe guardrail for Steel Structure Installation, the size of welding side by side 2 nuts on wherein said the 1st steel plate is respectively M18～M22.
The aforesaid high-altitude safe guardrail for Steel Structure Installation, in the middle of wherein said the 3rd steel plate, the diameter of circular hole is 30～34mm.
The aforesaid high-altitude safe guardrail for Steel Structure Installation, wherein said cradling piece can install in advance on the ground before steel girder erection.
A preparation method for the high-altitude safe guardrail of Steel Structure Installation, is characterized in that comprising the following steps:
A, making cradling piece
The channel-section steel of getting a long 1～1.3m is done the vertical rod of cradling piece, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate and the 2nd steel plate of the 10mm thickness of 3cm, and on the 1st steel plate, weld side by side 2 nuts, the movable bolt matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener, it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener, it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel welding; Cradling piece fixes girder steel and channel-section steel by 2 movable bolts by the 1st steel plate and the 2nd steel plate clamp while installing on the frange plate of girder steel; At the 3rd steel plate of the positive facade welded top of channel-section steel, in the middle of steel plate, open a circular hole;
B, on cradling piece, penetrate wire rope
Described wire rope model is 6 * 37+1, and diameter is 9mm.
The preparation method of the high-altitude safe guardrail for Steel Structure Installation of the present invention can also be further achieved by the following technical measures.
Aforesaid method, the welding of wherein said the 1st steel plate top the 1st diagonal brace stiffener (5) adopts butt welding.
Aforesaid method, the welding of wherein said the 2nd steel plate top the 2nd diagonal brace stiffener (6) adopts butt welding.
Adopt after technique scheme, high-altitude safe guardrail for Steel Structure Installation of the present invention and preparation method thereof has the following advantages:
1, make simple, install, dismantle very convenient, can reuse;
2, guardrail has the above height of 1m, and constructor can move freely according to job area, followed the principle of safety belt " the low use of high extension ", and safety belt hanging point is not subject to the impact of component form;
When 3, effectively evading steel work operator operation is moved on steel roof joist, the risk of high falling, has improved operating efficiency.
Accompanying drawing explanation
Fig. 1 is the structural plan schematic diagram of the cradling piece of the embodiment of the present invention;
Fig. 2 is the A-A sectional view in Fig. 1.
In figure: 1 channel-section steel, 2 the 1st steel plates, 3 the 2nd steel plates, 4 bolts, 5 the 1st diagonal brace stiffeners, 6 the 2nd diagonal brace stiffeners, 7 the 3rd steel plates, 8 circular holes.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
A kind of high-altitude safe guardrail for Steel Structure Installation
Fig. 1 is the structural plan schematic diagram of the cradling piece of the embodiment of the present invention, and Fig. 2 is the A-A sectional view in Fig. 1.As shown in the figure, described cradling piece is that the channel-section steel 1 of a long 1.2m is done vertical rod, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate 2 and the 2nd steel plate 3 of the 10mm thickness of 3cm, and on the 1st steel plate 2, weld side by side the nut of 2 M20, the movable bolt 4 matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener 5, it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel 1 welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener 6, it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel 1 welding; When cradling piece is installed, the 1st steel plate 2 and the 2nd steel plate 3 are stuck on the frange plate of girder steel and fix girder steel and channel-section steel 1 by 2 M20 movable bolts 4; At 120mm * 80mm * 10mm of the positive facade welded top of channel-section steel 1 the 3rd steel plate 7, in the middle of steel plate, open a 30mm circular hole 8;
Described wire rope penetrates the circular hole 8 in the positive facade steel plate of channel-section steel;
Wherein: described cradling piece can be arranged on same girder steel in three combinations, middle with wire rope connection, two ends cradling piece and wire rope fixedly secure, and during work high above the ground, operator safety band hanging point is just hanging on the wire rope of connection; Described cradling piece can install in advance on the ground before steel girder erection.
A preparation method for the high-altitude safe guardrail of Steel Structure Installation, is characterized in that comprising the following steps:
A, making cradling piece
The channel-section steel 1 of getting a long 1.2m is done the vertical rod of cradling piece, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate 2 and the 2nd steel plate 3 of the 10mm thickness of 3cm, the 1st plate size is 15X10mm, the 2nd plate size is 12X10mm, and on the 1st steel plate, weld side by side the nut of 2 M20, the movable bolt 4 matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener 5, it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel 1 welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener 6, it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel 1 welding; The welding of described the 1st steel plate top the 1st diagonal brace stiffener (5) adopts butt welding, and the welding of described the 2nd steel plate top the 2nd diagonal brace stiffener (6) adopts butt welding; When cradling piece is installed, the 1st steel plate 2 and the 2nd steel plate 3 are stuck on the frange plate of girder steel and fix girder steel and channel-section steel 1 by 2 M20 movable bolts 4; At 120mm * 80mm * 10mm of the positive facade welded top of channel-section steel 1 the 3rd steel plate 7, in the middle of steel plate, open a 30mm circular hole 8;
B, on cradling piece, penetrate wire rope
Described wire rope model is 6 * 37+1, and diameter is 9mm.
Described cradling piece can be arranged on same girder steel in three combinations, and middle with wire rope connection, two ends cradling piece and wire rope fixedly secure, and during work high above the ground, operator safety band hanging point is just hanging on the wire rope of connection; Described cradling piece can install in advance on the ground before steel girder erection.
High-altitude safe guardrail for Steel Structure Installation of the present invention uses in Hunan Baosteel wheel project, the risk of high falling when effectively having evaded steel work operator operation being moved on steel roof joist, improved operating efficiency, the plan of Roof system installation period ratio completes in advance for 7 days, save artificial 30,5 machine-teams of 25 tons of mobile cranes, owner is very satisfied to this.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or variation.Therefore, all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (7)
1. for a high-altitude safe guardrail for Steel Structure Installation, be arranged on girder steel, comprise cradling piece and wire rope, it is characterized in that:
Described cradling piece is that the channel-section steel (1) of a long 1～1.3m is done vertical rod, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate (2) and the 2nd steel plate (3) of the 10mm thickness of 3cm, and weld side by side 2 nuts on the 1st steel plate (2), the movable bolt (4) matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener (5), it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel (1) welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener (6), it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel (1) welding; When cradling piece is installed, the 1st steel plate (2) and the 2nd steel plate (3) are stuck on the frange plate of girder steel and fix girder steel and channel-section steel (1) by 2 movable bolts (4); At positive the 3rd steel plate (7) of facade welded top of channel-section steel (1), in the middle of steel plate, open a circular hole (8);
Described wire rope penetrates the circular hole (8) in the positive facade steel plate of channel-section steel;
Wherein: described cradling piece can be arranged on girder steel in two above combinations, middle with wire rope connection, two ends cradling piece and wire rope fixedly secure, and during work high above the ground, operator safety band hanging point just hangs on the wire rope of connection.
2. the high-altitude safe guardrail for Steel Structure Installation as claimed in claim 1, is characterized in that, on described the 1st steel plate (2), the size of 2 nuts of welding is respectively M18～M22 side by side.
3. the high-altitude safe guardrail for Steel Structure Installation as claimed in claim 1, is characterized in that, in the middle of described the 3rd steel plate (7) steel plate, the diameter of circular hole (8) is 30～34mm.
4. the high-altitude safe guardrail for Steel Structure Installation as claimed in claim 1, is characterized in that, described cradling piece can install in advance on the ground before steel girder erection.
5. for a preparation method for the high-altitude safe guardrail of Steel Structure Installation, it is characterized in that comprising the following steps:
A, making cradling piece
The channel-section steel (1) of getting a long 1～1.3m is done the vertical rod of cradling piece, at vertical rod root, be symmetrically welded up and down two at a distance of the 1st steel plate (2) and the 2nd steel plate (3) of the 10mm thickness of 3cm, and weld side by side 2 nuts on the 1st steel plate (2), the movable bolt (4) matching is installed in nut, on the 1st steel plate top, be provided with the 1st diagonal brace stiffener (5), it is simultaneously welded on the 2nd steel plate top, another side and channel-section steel (1) welding; In the 2nd steel plate bottom, be provided with the 2nd diagonal brace stiffener (6), it is simultaneously welded on the 2nd steel plate bottom, another side and channel-section steel (1) welding; When cradling piece is installed, the 1st steel plate (2) and the 2nd steel plate (3) are stuck on the frange plate of girder steel and fix girder steel and channel-section steel (1) by 2 movable bolts (4); At positive the 3rd steel plate (7) of facade welded top of channel-section steel (1), in the middle of steel plate, open a circular hole (8);
B, on cradling piece, penetrate wire rope
Described wire rope model is 6 * 37+1, and diameter is 9mm.
6. the preparation method of the high-altitude safe guardrail for Steel Structure Installation as claimed in claim 5, is characterized in that, the welding of described the 1st steel plate top the 1st diagonal brace stiffener (5) adopts butt welding.
7. the preparation method of the high-altitude safe guardrail for Steel Structure Installation as claimed in claim 5, is characterized in that, the welding of described the 2nd steel plate top the 2nd diagonal brace stiffener (6) adopts butt welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210316156.1A CN103669889B (en) | 2012-08-31 | 2012-08-31 | A kind of high-altitude safe guardrail for Steel Structure Installation and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210316156.1A CN103669889B (en) | 2012-08-31 | 2012-08-31 | A kind of high-altitude safe guardrail for Steel Structure Installation and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103669889A true CN103669889A (en) | 2014-03-26 |
| CN103669889B CN103669889B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210316156.1A Active CN103669889B (en) | 2012-08-31 | 2012-08-31 | A kind of high-altitude safe guardrail for Steel Structure Installation and preparation method thereof |
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| Country | Link |
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| CN (1) | CN103669889B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453266A (en) * | 2014-12-25 | 2015-03-25 | 安徽伟宏钢结构集团股份有限公司 | Safety barrier fixing structure for tubular structure construction |
| CN105507144A (en) * | 2015-12-04 | 2016-04-20 | 中交二公局第三工程有限公司 | Bridge external anti-collision guardrail and safety construction method thereof |
| CN115874834A (en) * | 2022-11-07 | 2023-03-31 | 中国三冶集团有限公司 | High-altitude construction anti-falling device and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08257151A (en) * | 1995-03-24 | 1996-10-08 | Kanae Kogyo Kk | Safety rope holder for working at high place |
| JPH08270207A (en) * | 1995-03-30 | 1996-10-15 | Sumitomo Light Metal Ind Ltd | Parent rope |
| CN201730348U (en) * | 2010-05-28 | 2011-02-02 | 中国一冶集团有限公司 | Steel-structure safety device for high-altitude operation |
| CN202202573U (en) * | 2011-07-19 | 2012-04-25 | 南通通州海通船舶修造有限公司 | Portable assembled guardrail |
| CN202248952U (en) * | 2011-09-21 | 2012-05-30 | 中建钢构有限公司 | Adjustable steel beam tool clamp |
-
2012
- 2012-08-31 CN CN201210316156.1A patent/CN103669889B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08257151A (en) * | 1995-03-24 | 1996-10-08 | Kanae Kogyo Kk | Safety rope holder for working at high place |
| JPH08270207A (en) * | 1995-03-30 | 1996-10-15 | Sumitomo Light Metal Ind Ltd | Parent rope |
| CN201730348U (en) * | 2010-05-28 | 2011-02-02 | 中国一冶集团有限公司 | Steel-structure safety device for high-altitude operation |
| CN202202573U (en) * | 2011-07-19 | 2012-04-25 | 南通通州海通船舶修造有限公司 | Portable assembled guardrail |
| CN202248952U (en) * | 2011-09-21 | 2012-05-30 | 中建钢构有限公司 | Adjustable steel beam tool clamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453266A (en) * | 2014-12-25 | 2015-03-25 | 安徽伟宏钢结构集团股份有限公司 | Safety barrier fixing structure for tubular structure construction |
| CN105507144A (en) * | 2015-12-04 | 2016-04-20 | 中交二公局第三工程有限公司 | Bridge external anti-collision guardrail and safety construction method thereof |
| CN115874834A (en) * | 2022-11-07 | 2023-03-31 | 中国三冶集团有限公司 | High-altitude construction anti-falling device and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN103669889B (en) | 2016-01-27 |
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Effective date of registration: 20230913 Address after: No.9, Wuye Road, Jinjiang District, Chengdu, Sichuan 610023 Patentee after: CHINA MCC5 GROUP Corp.,Ltd. Address before: 201900 Shanghai city Baoshan District Tieli Road No. 2501 Patentee before: MCC5 Group CORPORATION LIMITED (SHANGHAI) |
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