CN106088637A - Construction assembled high-altitude protection canopy and assembly method thereof - Google Patents
Construction assembled high-altitude protection canopy and assembly method thereof Download PDFInfo
- Publication number
- CN106088637A CN106088637A CN201610674579.9A CN201610674579A CN106088637A CN 106088637 A CN106088637 A CN 106088637A CN 201610674579 A CN201610674579 A CN 201610674579A CN 106088637 A CN106088637 A CN 106088637A
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- floor
- protection network
- cantilever beams
- fixed
- hold
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
- E04G21/3209—Temporary tunnels specially adapted against falling objects
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
Abstract
The invention discloses a kind of assembled high-altitude protection canopy and its assembly method when construction.Assembled high-altitude protection canopy is assemblied in floor, on intermediate floor and three floors of lower floor and be in outside each floor, they several Cantilever Beams including being fixed on lower floor, each Cantilever Beams stretches out part outside lower floor to be fixed by outrigger off-load steel wire rope and intermediate floor outward flange and it installed above has external scaffolding, the end of encorbelmenting of each Cantilever Beams is provided with a fixing beam the most jointly, on fixing beam, interval is provided with some hold-down supports, the lower end of protection network and each hold-down support are rotationally connected and upper end is fixed by several oblique rollering steel cords and upper floor outward flange, protection network oblique rollering steel cord lead drag under transfer and acutangulate to horizontal plane.The present invention is easy to assembly, quick, can have enough to meet the need and reuse, dangerous low during assembling, it can be ensured that construction is completely, practical.
Description
Technical field
The present invention relates to a kind of assembled high-altitude protection canopy and this high-altitude protection canopy assembly method when construction,
Belong to field of protecting outside high-altitude.
Background technology
Protection canopy is a kind of horizontal protective facility generally arranged to prevent falling object from high altitude in high-building construction,
In practical set, protection canopy protrudes from outside building, it is generally required to increasing and set up multiple tracks with building, the width of protection canopy
Degree is general between 4 meters～6 meters.What construction site was commonly used the most mostly is steel tube fastener formula protection canopy, this protection canopy
There is great danger when setting up because protection canopy protrudes from the architectural characteristic outside building, annual China all occurred
The security incident that many causes protection canopy is set up and caused.
Summary of the invention
It is an object of the invention to provide a kind of construction assembled high-altitude protection canopy and assembly method thereof, this assembling
Formula high-altitude protection canopy is easy to assembly, quick, can have enough to meet the need and reuse, dangerous low during assembling, practical.
To achieve these goals, present invention employs techniques below scheme:
A kind of construction assembled high-altitude protection canopy, it is assemblied in floor, intermediate floor and three buildings of lower floor
On layer and be in outside each floor, it is characterised in that: it includes several Cantilever Beams being fixed on lower floor, and each Cantilever Beams stretches out
Part outside lower floor is fixed by outrigger off-load steel wire rope and intermediate floor outward flange and it installed above has external scaffolding,
The end of encorbelmenting of each Cantilever Beams installs a fixing beam the most jointly, and on fixing beam, interval is provided with some hold-down supports, protection network
Lower end be rotationally connected with each hold-down support and upper end is fixed by several oblique rollering steel cords and upper floor outward flange, protection network
Oblique rollering steel cord lead drag under transfer and acutangulate to horizontal plane.
Each described Cantilever Beams is fixed with described intermediate floor outward flange by two described outrigger off-load steel wire ropes, its
In, in one end that two described outrigger off-load steel wire ropes fix with described intermediate floor outward flange, two described outrigger off-loads
Acute angle is formed between steel wire rope.
Described hold-down support includes that steel plate, steel plate are provided with fixed mount, and fixed mount is solid by fixing bolt together with steel plate
Be scheduled on described fixing beam, above fixed mount, be rotatably connected to adjustable shelf, adjustable shelf relative to fixed mount rotate and make both
Change between opening and closing, wherein: when adjustable shelf closes with fixed mount, the semicircle that adjustable shelf and fixed mount are each gone up is recessed
Groove synthesizes a circular accommodation space being used for housing described protection network lower end.
When described adjustable shelf closes with described fixed mount, described adjustable shelf is solid with described fixed mount by clamping screw
Fixed.
Described protection network includes the some rectangular frames being connected, and framework is made up of cross bar, montant and brace, and framework is pacified
Equipped with steel wire, the lower end of framework is provided with the fixing bar for being contained on described hold-down support, and the upper end of framework is provided with suspension ring.
The assembly method of a kind of described construction assembled high-altitude protection canopy, it is characterised in that it includes as follows
Step:
1) on described lower floor, described Cantilever Beams is installed；
2) the part good described external scaffolding installed above outside each described Cantilever Beams stretches out described lower floor；
3) at end of the encorbelmenting good described fixing beam installed above of each described Cantilever Beams；
4) on described fixing beam, described hold-down support is installed；
5) described protection network is winched to above described hold-down support in vertical state by tower crane；
6) lower end of described protection network is rotatably coupled with each described hold-down support, in the upper end of described protection network and institute
State and between floor, install described oblique rollering steel cord；
7) slowly loosen described oblique rollering steel cord, described protection network described oblique rollering steel cord lead drag under transfer, until
Stop during inclination at an acute angle between described protection network and horizontal plane；
8) described protection network is in place, uses wire clips to secure the above oblique rollering steel cord.
Described step 1) include that described Cantilever Beams is fixed on described lower floor and described Cantilever Beams by ground fixing bolt
Stretch out the part outside described lower floor to be fixed with described intermediate floor outward flange by described outrigger off-load steel wire rope.
Described step 6) particularly as follows: the fixing bar on described protection network is contained in the accommodation space of each described hold-down support
Realization is rotatably connected with each described hold-down support, and the lower end of described oblique rollering steel cord can turn with the suspension ring on described protection network
Bolt and the upper end of described oblique rollering steel cord is connected with the described outer peripheral anchor bar of upper floor dynamicly.
Compared with conventional steel fastener type protection canopy, the invention have the advantages that
1, high-altitude of the present invention protection canopy is that tool-type assembles, convenient and swift, can have enough to meet the need and reuse, and service life is long, real
Strong by property.
2, high-altitude of the present invention protection canopy is connected to a fixed with Cantilever Beams, main building structure (upper floor, intermediate floor), and
It is designed with external scaffolding, thus the danger during greatly reducing assembling.
3, high-altitude of the present invention protection canopy is light and handy, firm and durable, and protection network angle of inclination can flexible, it can be ensured that use peace
Entirely.
4, the inventive method takes the working measure that shilling protection network vertically the most slowly puts down near external scaffolding, it is ensured that
The construction safety of high-altitude protection canopy.
Accompanying drawing explanation
Fig. 1 is the structural representation of high-altitude of the present invention protection canopy.
Fig. 2 is the structural representation of hold-down support.
Fig. 3 is the vertical view partial schematic diagram (not shown steel bar end, fixing beam) of Fig. 2.
Fig. 4 is the structural representation of protection network.
Fig. 5 is the schematic diagram of tower crane lifting protection network.
Fig. 6 is the schematic diagram fixed with upper floor by protection network by oblique rollering steel cord.
Fig. 7 is the schematic diagram that protection network is transferred.
Detailed description of the invention
Construction assembled high-altitude of the present invention protection canopy be assemblied in floor 30, intermediate floor 20 and lower floor 10 this
On three floors and be in outside each floor.In a vertical direction, main building structure includes several floors, implements in reality
In optional three continuous print floors, such as Fig. 1, three continuous floors of selection are from top to bottom followed successively by floor 30, middle building
Layer 20, lower floor 10.
As shown in Figures 1 to 4, construction assembled high-altitude of the present invention protection canopy includes being fixed by ground fixing bolt 11
At several Cantilever Beams 40 of lower floor 10, can parallel interval arrange between each Cantilever Beams 40, each Cantilever Beams 40 stretches out lower floor
Part outside 10 is fixed by outrigger off-load steel wire rope 60 and intermediate floor 20 outward flange and each Cantilever Beams 40 stretches out downstairs
Layer 10 outside part external scaffolding installed above 50, specifically, one end of outrigger off-load steel wire rope 60 be fixed on centre
The outer peripheral anchor bar of floor 20 400 is connected, and the other end entangles the part outside Cantilever Beams 40 stretches out lower floor 10, to outstanding
Outrigger 40 plays fixing purpose, end one fixing beam 100 of installation the most jointly of encorbelmenting of each Cantilever Beams 40, in general, Gu
Determining beam 100 perpendicular with Cantilever Beams 40, on fixing beam 100, interval is provided with several hold-down supports 90, the lower end of protection network 80
It is rotationally connected with each hold-down support 90 and upper end is fixed by several oblique rollering steel cords 70 and upper floor 30 outward flange, specifically
For, one end of oblique rollering steel cord 70 is connected with being fixed on the upper outer peripheral anchor bar of floor 30 300, the other end and protection
The upper end of net 80 bolts rotationally, protection network 80 oblique rollering steel cord 70 lead drag under transfer to it with horizontal plane Cheng Rui
Angle (between 10 degree～30 degree), thus play horizontal protective purpose, now also formed between protection network 80 and oblique rollering steel cord 70
Acute angle.
Specifically, such as Fig. 1, each Cantilever Beams 40 is by two outrigger off-load steel wire ropes 60 and intermediate floor 20 outward flange
Fixing, one end of each outrigger off-load steel wire rope 60 is connected, separately with being fixed on the outer peripheral anchor bar of intermediate floor 20 400
The part outside Cantilever Beams 40 stretches out lower floor is entangled in one end, wherein, at two outrigger off-load steel wire ropes 60 and intermediate floor 20
From the point of view of one end that outward flange fixes, between two outrigger off-load steel wire ropes 60, form acute angle, to improve fixing Cantilever Beams
The dynamics of 40 and stability.
In actual design, external scaffolding 50 can be made up of cross bar, vertical rod, diagonal brace, and the height of external scaffolding 50 should meet
Scaffold building specification.
As shown in Figures 2 and 3, hold-down support 90 can include that steel plate 91, steel plate 91 are provided with fixed mount 92, fixed mount 92 He
Steel plate 91 is fixed on fixing beam 100 by fixing bolt 95 together, is rotatably connected to adjustable shelf 93 above fixed mount 92, the most alive
One end of moving frame 93 is rotationally connected by fastening bolt 96 with corresponding one end of fixed mount 92, and adjustable shelf 93 is relative to fixed mount 92
Rotate and make adjustable shelf 93 and fixed mount 92 change between opening and closing, wherein: when adjustable shelf 93 closes with fixed mount 92
Time, adjustable shelf 93 and fixed mount 92 each on semi-circular recesses synthesize a fixing bar 84 being used for housing protection network 80 lower end
Circular accommodation space 94.
When adjustable shelf 93 closes with fixed mount 92, adjustable shelf 93 is fixed with fixed mount 92, i.e. by clamping screw 97
The other end of adjustable shelf 93 connects by clamping screw 97 is fixing with the corresponding other end of fixed mount 92, so that adjustable shelf 93 is with solid
Determining frame 92 and the most no longer produce rotation, fixing bar 84 is now buckled in accommodation space 94.
Such as Fig. 3, it is preferred that fixed mount 92 can be wider than adjustable shelf 93, so that adjustable shelf 93 is rotatably placed in fixed mount
In the elongated slot of 92, to strengthen the stability between adjustable shelf 93 and fixed mount 92.
In actual design, the both sides of fixing beam 100 can increase steadiness by the way of fixing steel bar end 110, as
Fig. 2, steel bar end 110 is welded and fixed with Cantilever Beams 40 phase.
Such as Fig. 4, protection network 80 can include the some rectangular frames being connected, and framework is by cross bar 81, montant 82 and brace 83
Constituting, framework is provided with steel wire 86, the lower end of framework is provided with in the accommodation space 94 for being contained on hold-down support 90
Fixing bar 84, the upper end of framework is provided with suspension ring 85, and the number of suspension ring 85 should determine depending on the size of framework.Certainly, in reality
In design, the structure of protection network 80 also can have other form of the composition, it is not limited to above-mentioned.
The assembly method of construction assembled high-altitude of the present invention protection canopy comprises the steps:
1) on lower floor 10, Cantilever Beams 40 is installed；
2) the part good external scaffolding 50 installed above outside each Cantilever Beams 40 stretches out lower floor 10；
3) end of encorbelmenting at each Cantilever Beams 40 installed above fixes well beam 100；
4) on fixing beam 100, hold-down support 90 is installed；
5) protection network 80 that ground processes is winched to above hold-down support 90 (such as Fig. 5) in vertical state by tower crane 200；
6) lower end of protection network 80 is rotatably coupled with each hold-down support 90, at the upper end of protection network 80 and upper floor 30
Between install oblique rollering steel cord 70 (such as Fig. 6)；
7) slowly loosening oblique rollering steel cord 70 makes protection network 80 slowly fall, and such as Fig. 7, protection network 80 is in oblique rollering steel cord 70
Lead to drag down and slowly transfer, until stopping when (between 10 degree～30 degree) at an acute angle between protection network 80 and horizontal plane tilt；
8) protection network 80 is in place, uses wire clips to fix oblique rollering steel cord 70, makes oblique rollering steel cord 70 no longer extend, thus
Construction assembled high-altitude of the present invention protection canopy has been constructed.
When reality is implemented, step 1) include that Cantilever Beams 40 is fixed on lower floor 10 by ground fixing bolt 11 and is encorbelmented
The part that beam 40 stretches out outside lower floor 10 is fixed with intermediate floor 20 outward flange by outrigger off-load steel wire rope 60.
When reality is implemented, step 6) particularly as follows: fixing bar 84 on protection network 80 is contained in the appearance of each hold-down support 90
Realize in 94 between being empty and being rotatably connected of each hold-down support 90, the suspension ring on the lower end of oblique rollering steel cord 70 and protection network 80
85 rotationally bolt and the upper end of oblique rollering steel cord 70 is connected with the upper outer peripheral anchor bar of floor 30 300.
In reality is implemented, step 3)～6) can complete by external scaffolding 50.
In reality is implemented, construction assembled high-altitude of the present invention protection canopy also may be mounted in main building structure
On discontinuous three floors, it is not limited to above-mentioned.
Compared with conventional steel fastener type protection canopy, the invention have the advantages that
1, high-altitude of the present invention protection canopy is that tool-type assembles, convenient and swift, can have enough to meet the need and reuse, and service life is long, real
Strong by property.
2, high-altitude of the present invention protection canopy is connected to a fixed with Cantilever Beams, main building structure (upper floor, intermediate floor), and
It is designed with external scaffolding, thus the danger during greatly reducing assembling.
3, high-altitude of the present invention protection canopy is light and handy, firm and durable, and protection network angle of inclination can flexible, it can be ensured that use peace
Entirely.
4, the inventive method takes the working measure that shilling protection network vertically the most slowly puts down near external scaffolding, it is ensured that
The construction safety of high-altitude protection canopy.
The above is present pre-ferred embodiments and the know-why used thereof, and comes for those skilled in the art
Say, without departing from the spirit and scope of the present invention, any based on the equivalent transformation on the basis of technical solution of the present invention,
Simple replacements etc. are obvious to be changed, within belonging to scope.
Claims (8)
1. a construction assembled high-altitude protection canopy, it is assemblied in floor, intermediate floor and three floors of lower floor
Go up and be in outside each floor, it is characterised in that: it includes several Cantilever Beams being fixed on lower floor, under each Cantilever Beams stretches out
Part outside floor is fixed by outrigger off-load steel wire rope and intermediate floor outward flange and it installed above has external scaffolding, respectively
The end of encorbelmenting of Cantilever Beams installs a fixing beam the most jointly, and on fixing beam, interval is provided with some hold-down supports, protection network
Lower end and each hold-down support are rotationally connected and upper end is fixed by several oblique rollering steel cords and upper floor outward flange, and protection network exists
The leading to drag down to transfer of oblique rollering steel cord acutangulates to horizontal plane.
2. construction assembled high-altitude protection canopy as claimed in claim 1, it is characterised in that:
Each described Cantilever Beams is fixed with described intermediate floor outward flange by two described outrigger off-load steel wire ropes, wherein,
In one end that two described outrigger off-load steel wire ropes fix with described intermediate floor outward flange, two described outrigger off-load steel wires
Acute angle is formed between rope.
3. construction assembled high-altitude protection canopy as claimed in claim 1, it is characterised in that:
Described hold-down support includes that steel plate, steel plate are provided with fixed mount, and fixed mount is bolted to by fixing together with steel plate
On described fixing beam, being rotatably connected to adjustable shelf above fixed mount, adjustable shelf rotates relative to fixed mount and makes both open
And change between Bi He, wherein: when adjustable shelf closes with fixed mount, the semi-circular recesses that adjustable shelf and fixed mount are each gone up closes
Become a circular accommodation space being used for housing described protection network lower end.
4. construction assembled high-altitude protection canopy as claimed in claim 3, it is characterised in that:
When described adjustable shelf closes with described fixed mount, described adjustable shelf is fixed with described fixed mount by clamping screw.
5. construction assembled high-altitude protection canopy as claimed in claim 1, it is characterised in that:
Described protection network includes the some rectangular frames being connected, and framework is made up of cross bar, montant and brace, framework is provided with
Steel wire, the lower end of framework is provided with the fixing bar for being contained on described hold-down support, and the upper end of framework is provided with suspension ring.
6. the assembly method for assembled high-altitude protection canopy of the construction according to any one of claim 1 to 5, it is special
Levying and be, it comprises the steps:
1) on described lower floor, described Cantilever Beams is installed；
2) the part good described external scaffolding installed above outside each described Cantilever Beams stretches out described lower floor；
3) at end of the encorbelmenting good described fixing beam installed above of each described Cantilever Beams；
4) on described fixing beam, described hold-down support is installed；
5) described protection network is winched to above described hold-down support in vertical state by tower crane；
6) lower end of described protection network is rotatably coupled with each described hold-down support, the upper end of described protection network with described on
Described oblique rollering steel cord is installed between floor；
7) slowly loosen described oblique rollering steel cord, described protection network described oblique rollering steel cord lead drag under transfer, until described
Stop during inclination at an acute angle between protection network and horizontal plane；
8) described protection network is in place, uses wire clips to secure the above oblique rollering steel cord.
7. assembly method as claimed in claim 6, it is characterised in that:
Described step 1) include that described Cantilever Beams is fixed on described lower floor by ground fixing bolt and described Cantilever Beams stretches out
Part outside described lower floor is fixed with described intermediate floor outward flange by described outrigger off-load steel wire rope.
8. assembly method as claimed in claim 6, it is characterised in that:
Described step 6) particularly as follows: the fixing bar on described protection network is contained in realization in the accommodation space of each described hold-down support
With being rotatably connected of each described hold-down support, the lower end of described oblique rollering steel cord is with the suspension ring on described protection network rotationally
Bolt and the upper end of described oblique rollering steel cord is connected with the described outer peripheral anchor bar of upper floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674579.9A CN106088637B (en) | 2016-08-16 | 2016-08-16 | Construction assembled high-altitude protection canopy and its assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674579.9A CN106088637B (en) | 2016-08-16 | 2016-08-16 | Construction assembled high-altitude protection canopy and its assembly method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106088637A true CN106088637A (en) | 2016-11-09 |
| CN106088637B CN106088637B (en) | 2018-04-10 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610674579.9A Active CN106088637B (en) | 2016-08-16 | 2016-08-16 | Construction assembled high-altitude protection canopy and its assembly method |
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| CN108301630A (en) * | 2017-12-30 | 2018-07-20 | 中建三局第建设工程有限责任公司 | A kind of turnable assembled protection shed device and its application method |
| CN108396981A (en) * | 2018-05-08 | 2018-08-14 | 广西家之宝网络科技有限公司 | A kind of safety protection device for building construction and method |
| CN108590149A (en) * | 2018-03-27 | 2018-09-28 | 中国建筑第八工程局有限公司 | Construction protection crosshead |
| CN109555300A (en) * | 2018-12-27 | 2019-04-02 | 上海建工二建集团有限公司 | A kind of builder's jack |
| CN110185264A (en) * | 2019-07-10 | 2019-08-30 | 福州建工（集团）总公司 | A kind of construction site assembled protection device and its building method |
| CN110439308A (en) * | 2019-08-12 | 2019-11-12 | 上海宝冶集团南京建筑有限公司 | A kind of multi-functional adjustable skyscraper preventing dropped material safety device of tool-type |
| CN111502316A (en) * | 2020-03-27 | 2020-08-07 | 中国建筑第八工程局有限公司 | Portable shaped steel protection platform that encorbelments |
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| KR20000020539U (en) * | 1999-05-08 | 2000-12-05 | 김송근 | protection fence for dropping things |
| CN102094516A (en) * | 2009-12-10 | 2011-06-15 | 顾晓刚 | Discharging platform |
| CN202324571U (en) * | 2011-11-01 | 2012-07-11 | 江苏瑞峰建设集团有限公司 | Overhanging type double-row scaffold |
| CN204738548U (en) * | 2015-06-19 | 2015-11-04 | 中建八局第三建设有限公司 | Design safe plain net of encorbelmenting |
| CN205955257U (en) * | 2016-08-16 | 2017-02-15 | 中铁建工集团有限公司 | Assembled high altitude protection canopy for construction |
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| CN108301630A (en) * | 2017-12-30 | 2018-07-20 | 中建三局第建设工程有限责任公司 | A kind of turnable assembled protection shed device and its application method |
| CN108590149B (en) * | 2018-03-27 | 2023-11-21 | 中国建筑第八工程局有限公司 | Construction protection operation frame |
| CN108590149A (en) * | 2018-03-27 | 2018-09-28 | 中国建筑第八工程局有限公司 | Construction protection crosshead |
| CN108396981A (en) * | 2018-05-08 | 2018-08-14 | 广西家之宝网络科技有限公司 | A kind of safety protection device for building construction and method |
| CN109555300A (en) * | 2018-12-27 | 2019-04-02 | 上海建工二建集团有限公司 | A kind of builder's jack |
| CN110185264A (en) * | 2019-07-10 | 2019-08-30 | 福州建工（集团）总公司 | A kind of construction site assembled protection device and its building method |
| CN110439308A (en) * | 2019-08-12 | 2019-11-12 | 上海宝冶集团南京建筑有限公司 | A kind of multi-functional adjustable skyscraper preventing dropped material safety device of tool-type |
| CN110439308B (en) * | 2019-08-12 | 2024-02-09 | 上海宝冶集团南京建筑有限公司 | Multi-functional adjustable high-rise building safety device that prevents weighing down thing of instrument formula |
| CN111502316A (en) * | 2020-03-27 | 2020-08-07 | 中国建筑第八工程局有限公司 | Portable shaped steel protection platform that encorbelments |
| CN111502316B (en) * | 2020-03-27 | 2021-11-09 | 中国建筑第八工程局有限公司 | Portable shaped steel protection platform that encorbelments |
| CN113323373A (en) * | 2021-05-12 | 2021-08-31 | 江苏省华建建设股份有限公司 | Fastener type steel pipe outer frame safety type protection device with anti-falling function |
| CN113482377B (en) * | 2021-06-21 | 2022-06-28 | 湖北全洲扬子江建设工程有限公司 | Building engineering outward-projecting net device with guiding and sliding functions |
| CN113482377A (en) * | 2021-06-21 | 2021-10-08 | 湖北全洲扬子江建设工程有限公司 | Building engineering outward-projecting net device with guiding and sliding functions |
| CN116145981A (en) * | 2022-10-31 | 2023-05-23 | 中冶(上海)钢结构科技有限公司 | Construction method of horizontal overhanging protection net suitable for outer vertical surface of irregular building |
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| CN106088637B (en) | 2018-04-10 |
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