CN108842933A - A kind of tower crane sealing hole method - Google Patents
A kind of tower crane sealing hole method Download PDFInfo
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- CN108842933A CN108842933A CN201810977391.0A CN201810977391A CN108842933A CN 108842933 A CN108842933 A CN 108842933A CN 201810977391 A CN201810977391 A CN 201810977391A CN 108842933 A CN108842933 A CN 108842933A
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- hanging beam
- laid
- hangs
- hangs muscle
- steel pipe
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- 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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/002—Workplatforms, railings; Arrangements for pouring concrete, attached to the form
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of tower crane sealing hole methods, worker's workbench is laid first, hanging beam is laid above hole, hangs muscle is connected with below hanging beam, lay overarm in hangs muscle lower end, scaffold board is disposed in overarm, and lay railing, beam forms is laid again hangs mould, two hanging beams are laid above hole, hanging beam lower end connects hangs muscle, hangs muscle mountain type card joint steel pipe, beam forms is laid on steel pipe, assembling reinforcement and casting concrete in template, finally slab form is equally laid in the method for laying beam forms, a rectangular hole after-pouring concrete, which is reserved, in slab form blocks hole.The present invention be directed to deficiencies of the prior art, provide a kind of construction is simple, facilitate feasible, time saving tower crane sealing hole method.
Description
Technical field
The present invention relates to a kind of tower crane sealing hole methods.
Background technique
In construction industry, rectangular hole or even reserved opening can be reserved on structure floor due to installation tower crane etc.
Structural beams can be cut off, are always the key points and difficulties for building construction in later period since reserved opening is larger.Traditional approach uses frame body
The method support bottom template to return back to top, however, such method from bottom to top successively can only successively construct, long construction period, and take
If Demolition Construction frame body can consume a large amount of man power and material, give up work waste material.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of tower crane sealing hole method, which is applied
Work is simple, facilitates feasible, saves the time.
The technical solution adopted by the present invention to solve the technical problems is：The present invention provides a kind of tower crane sealing hole sides
Method, including：Step 1-1：Worker's workbench is laid first, and the first hanging beam is laid in the two sides for being included in hole top, then at institute
It states and lays the first hangs muscle on the downside of the first hanging beam, lay and hang oneself from a beam then at first hangs muscle lower end, lay work in the overarm
Make platform；
Step 1-2：Installation beam forms hangs mould, and the second hanging beam is laid in the position for needing casting beams for being included in hole top, in described
Several second hangs muscles are laid in the downside of second hanging beam, and the bottom end of several second hangs muscles is connected with the first mountain type card；
It further includes having several steel pipes that the beam forms, which hangs mould, and two transversely arranged steel pipes are one group of first double steel pipe, Ruo Gansuo
The first double steel pipe is stated to be laid on the first mountain type card；
It is placed with several first lumps of wood in first double steel pipe, is placed at the top of first lumps of wood by several plank splits
Made of the first plank, two blocks of second opposite wood being put together by several planks are also placed in first double steel pipe
Plate, second plank are vertically placed between first plank and second hangs muscle；
Step 1-3：Mounting structure beam steel binds the reinforcing bar of the reinforcing bar of original structure beam and plugging structure beam；
Step 1-4：Casting concrete in mould is hung toward the beam forms, connect original structure beam with plugging structure beam；
Step 1-5：Slab form is installed, several thirds is laid on the downside of first hanging beam and second hanging beam and hangs
Muscle, third hangs muscle bottom end are connected with the second mountain type card；
The slab form includes several steel pipes, and two transversely arranged steel pipes are one group of second double steel pipe, and several described the
Two double steel pipes are laid on the second mountain type card；
Be laid with second lumps of wood at the top of second double steel pipe, be laid at the top of second lumps of wood by several plank splits and
At two pieces of third planks；
A rectangular hole is dismissed on one of third plank, four sides for being close to the rectangular hole are mounted with four pieces of height
Degree is higher than the 4th plank of original floor；
Step 1-6：The reinforcing bar for installing the slab form binds the reinforcing bar of original floor and the reinforcing bar for blocking floor, and will
The reinforcing bar of the reinforcing bar and plugging structure beam that block floor is bound；
Step 1-7：The casting concrete in the slab form connect original floor with floor is blocked；
Step 2-1：The rectangular hole is conventionally blocked.
Wherein, first hanging beam in the step 1-1 selects 16# I-steel, and first hanging beam is laid in parallel
Hole top；
Uniformly distributed three of the downside of every first hanging beam first hangs muscle vertical with first hanging beam, described
One hangs muscle selects 14# reinforcing bar；
First hangs muscle bottom end is laid with three overarms vertical with first hanging beam, the overarm and described first
The projection of hanging beam is vertical, and 10# channel steel, reinforcement of weld between the overarm and first hangs muscle are selected in the overarm；
Scaffold board is equipped in the overarm, the scaffold board is parallel with hole, not less than hole, on the side of the scaffold board
Guard rail is arranged in edge；
The guard rail has opening in original structure Liang Chu.
Wherein, the second hanging beam described in the step 1-2 selects 16# I-steel, and parallel with first hanging beam lays；
The second hangs muscle laid on the downside of second hanging beam is vertical with second hanging beam, every adjacent second hangs muscle
Spacing is 50cm；
To be bolted between the first mountain type card and second hangs muscle, first double steel pipe and the first mountain type card
Cooperate at two arc-shaped recess at top, first double steel pipe is vertical with the projection of second hanging beam, first pair of steel
The length of pipe is not less than the vertical range between two second hanging beams；
First lumps of wood is strip, and length is not less than the side length at hole, and first lumps of wood is uniformly placed in described first
In double steel pipe, and it is parallel with second hanging beam；
First plank is rectangle, and length is not less than the side length at hole, and top is close to the bottom of original structure beam；
Second plank is rectangle, and length nor less than the side length at hole, be close to original by the side of two pieces of second planks
Original floor slab bottoms are close at the two sides of structural beams and first plank two sides, top.
Wherein, the step 1-4 toward casting concrete in mould is hung, make plugging structure beam top and original floor slab bottoms
It is generally aligned in the same plane.
Third hangs muscle vertical runs described in the step 1-5 are on the downside of first hanging beam and second hanging beam, often
The length of third hangs muscle described in root is identical, is connected between the third hangs muscle and the second mountain type card, described second
Cooperate at arcuate recess at the top of the type card of mountain with second double steel pipe, the projection of second double steel pipe and first hanging beam
Vertically；
Second double steel pipe is divided into two parts, and a part is located therein first hanging beam and an institute adjacent thereto
It states between the second hanging beam, the second double steel pipe described in another part is located at other one first hanging beam and adjacent thereto one
Between second hanging beam；
Second lumps of wood is strip, is uniformly placed in second double steel pipe, and parallel with second hanging beam；
Two pieces of third planks are rectangle, and top surface is close to the bottom surface of original floor and is located at the top surface of plugging structure beam same
One plane is close to plugging structure beam close to the side of plugging structure beam；
The rectangular hole size is 1m × 1m；
It is close between four pieces of the 4th planks, and perpendicular to the third plank.
Two pieces of third planks have U-shaped opening, the arc of the third hangs muscle and the U-shaped opening in the step 1-5
Face position matches.
First hangs muscle both ends are all provided with U-bend folding, and safety belt is simultaneously connected to by operating personnel's wear safety belt
On the concrete structure of completion, first hangs muscle upper end is first hung on first hanging beam and is welded by operating personnel；
First hangs muscle of two operating personnels respectively along different first hanging beams is downward, remaining operating personnel will be described outstanding
Beam both ends are bound with rope and are sent downwards, and underlying two operating personnels hang over the overarm under first hangs muscle
It holds and welds；
The operating personnel of the operating personnel of top downwards submits scaffold board, and scaffold board is laid in described by the operating personnel of lower section
In overarm.
In construction, the hole 1m × 1m is reserved, is passed in and out for operating personnel.Reserved opening seals after structural beam slab form removable
It is stifled.Concreting is using manually pouring.Operating platform freight weight limit 200Kg, limit 2 people operation.Safety belt is tied up to room by operating personnel
It, then could the operation on platform on the concrete structure that face is completed.
The beneficial effect of this programme can according to the description of the above program, and structure is simple, and design rationally, can be solved effectively
Certainly the problem of tower crane sealing hole, construction is simple, material less investment, construction cost is low.Worker's workbench is set up first, it is convenient
Worker constructs below hole, is laid with railing on the operational platform, can reinforce the job security of worker, reduces work
The security risk of people, railing have opening in structural beams position, are in order to allow beam forms to hang mould and can cooperate with original structure beam
One plank, the second plank are close to original structure beam, make original structure beam and the seamless connection of pouring structure beam.First plank bottom
It is more firm that first lumps of wood uniformly placed can make to hang mould, facilitates pouring structure beam.Third plank is bonded with former floor slab bottoms, is
Make to pour build floor and be generally aligned in the same plane with former floor, avoids the occurrence of gap.4th plank height is higher than floor slab tops, and mutually
Fitting, prevents in Concrete Leakage to rectangular hole.Third plank is provided with U-shaped opening, is laid in order to facilitate third plank
On second lumps of wood.This programme can reduce setting up for construction frame body, time saving and energy saving, the hole to be provided for all floors that can construct simultaneously
Mouthful, the construction time is saved, shortens the construction period, the use of material can also be reduced.
Detailed description of the invention
Fig. 1 is the main view for laying worker's workbench；
Fig. 2 is the stereoscopic schematic diagram for laying worker's workbench；
Fig. 3 is the main view laid beam forms and hang mould；
Fig. 4 is the stereoscopic schematic diagram laid beam forms and hang mould；
Fig. 5 is the main view for laying slab form；
Fig. 6 is the stereoscopic schematic diagram for laying slab form；
Fig. 7 is the partial schematic diagram of Fig. 6；
Fig. 8 is the top view for laying slab form；
In figure, the 1, first hanging beam；2, the first hangs muscle；3, it hangs oneself from a beam；4, scaffold board；5, railing；6, the second hanging beam；7, the second hangs muscle；
8, the first mountain type card；9, the first double steel pipe；10, first lumps of wood；11, the first plank；12, the second plank；13, third hangs muscle；14,
Second mountain type card；15, the second double steel pipe；16, second lumps of wood；17, third plank；18, rectangular hole；19, the 4th plank.
Specific embodiment
In order to clarify the technical characteristics of the invention, being illustrated below by specific embodiment to this programme.
The present embodiment is a kind of tower crane sealing hole method, including：Step 1-1：As shown in Figs. 1-2, worker is laid first
Workbench, the two sides for being included in hole top lay the first hanging beam 1, the first hangs muscle 2 are laid on the downside of the first hanging beam 1, then
Overarm 3 is laid in 2 lower end of the first hangs muscle, lays workbench in overarm 3.
First hanging beam 1 selects 16# I-steel, and the first hanging beam 1 is laid in hole top in parallel；Under every first hanging beam 1
Uniformly distributed three of side first hangs muscle 2 vertical with the first hanging beam 1, the first hangs muscle 2 select 14# reinforcing bar.First hangs muscle, 2 both ends are all
It is provided with U-bend folding, safety belt is simultaneously connected on completed concrete structure, operating personnel by operating personnel's wear safety belt
First 2 upper end of the first hangs muscle is hung on the first hanging beam 1 and welded.
First hangs muscle, 2 bottom end is laid with three overarms 3 vertical with the first hanging beam 1, the projection of overarm 3 and the first hanging beam 1
Vertically, 10# channel steel, reinforcement of weld between overarm 3 and the first hangs muscle 2 are selected in overarm 3；Two operating personnels are respectively along difference first
First hangs muscle 2 of hanging beam 1 downwards, bound with rope and sent downwards, underlying two by remaining operating personnel by 3 both ends of overarm
Overarm 3 is hung over lower end and the welding of the first hangs muscle 2 by operating personnel.
It is equipped with scaffold board 4 in overarm 3, the operating personnel of the operating personnel of top downwards submits scaffold board 4, lower section
Scaffold board 4 is laid in overarm 3 by operating personnel, and 4 gross area of scaffold board is parallel with hole, not less than hole, in scaffold board 4
Edge guard rail 5 is set, guard rail 5 has opening in original structure Liang Chu.
Step 1-2：As shown in Figure 3-4, installation beam forms hangs mould, and the position for needing casting beams for being included in hole top is laid
Second hanging beam 6, the second hanging beam 6 select 16# I-steel, and laying parallel with the first hanging beam 1；It is laid in the downside of the second hanging beam 6
Several second hangs muscles 7, the second hangs muscle 7 laid on the downside of the second hanging beam 6 is vertical with the second hanging beam 6, every the second adjacent hangs muscle 7
Spacing be 50cm；
The bottom end of several second hangs muscles 7 is connected with the first mountain type card 8, connects between the first mountain type card 8 and the second hangs muscle 7 for bolt
It connects, cooperates at two arc-shaped recess at the first double steel pipe 9 and the top of the first mountain type card 8, the first double steel pipe 9 and the second hanging beam 6
Projection is vertical, the vertical range between not less than two second hanging beams 6 of length of the first double steel pipe 9；
It further includes having several steel pipes that beam forms, which hangs mould, and two transversely arranged steel pipes are one group of first double steel pipe 9, and several first pairs
Steel pipe 9 is laid on the first mountain type card 8；
Be placed with several first lumps of wood 10 in first double steel pipe 9, the top of first lumps of wood 10 be placed with by several plank splits and
At the first plank 11, be also placed with two pieces of second opposite planks 12 being put together by several planks in the first double steel pipe 9,
Second plank 12 is vertically placed between the first plank 11 and the second hangs muscle 7；
First lumps of wood 10 is strip, and length is not less than the side length at hole, and first lumps of wood 10 is uniformly placed in the first double steel pipe 9
On, and it is parallel with the second hanging beam 6；
First plank 11 is rectangle, and length is not less than the side length at hole, and top is close to the bottom of original structure beam；
Second plank 12 is rectangle, and for length nor less than the side length at hole, original structure is close in the side of two piece of second plank 12
Original floor slab bottoms are close at the two sides of beam and 11 two sides of the first plank, top；
Step 1-3：Mounting structure beam steel binds the reinforcing bar of the reinforcing bar of original structure beam and plugging structure beam；
Step 1-4：Casting concrete in mould is hung toward beam forms, connect original structure beam with plugging structure beam, and makes to block and tie
The top of structure beam is generally aligned in the same plane with original floor slab bottoms,
Step 1-5：As viewed in figures 5-8, slab form is installed, is laid with several the in the downside of the first hanging beam 1 and the second hanging beam 6
Three hangs muscles 13,13 vertical runs of third hangs muscle are in 6 downside of the first hanging beam 1 and the second hanging beam, the length phase of every third hangs muscle 13
It is connected with the second mountain type card 14 with 13 bottom end of third hangs muscle, is connected between third hangs muscle 13 and the second mountain type card 14, the
Cooperate at the arcuate recess at two mountain type cards, 14 top with the second double steel pipe 15, the projection of the second double steel pipe 15 and the first hanging beam 1 is hung down
Directly；
Slab form includes several steel pipes, and two transversely arranged steel pipes are one group of second double steel pipe 15, several second pair of steel
Pipe 15 is laid on the second mountain type card 14, and the second double steel pipe 15 is divided for two parts, and a part is located therein 1 He of the first hanging beam
Between second hanging beam 6 adjacent thereto, the second double steel pipe of another part 15 be located at other first hanging beam 1 and with its phase
Between adjacent second hanging beam 6；
The top of second double steel pipe 15 is laid with second lumps of wood 16, and second lumps of wood 16 is strip, is uniformly placed in second pair of steel
On pipe 15, and it is parallel with the second hanging beam 6；
Two pieces of third planks 17 being put together by several planks are laid at the top of second lumps of wood 16, two pieces of third planks 17 are square
Shape, top surface are close to the bottom surface of original floor and are generally aligned in the same plane with the top surface of plugging structure beam, close to plugging structure beam
It is close to plugging structure beam in side；
A rectangular hole 18 is dismissed on one of third plank 17, rectangular 18 size of hole is 1m × 1m, is close to square hole
Four sides of mouth 18 are mounted with the 4th plank 19 that four pieces of height are higher than original floor, are close between four piece of the 4th plank 19, and hang down
Directly in third plank 17；
Two pieces of third planks 17 have U-shaped opening, and third hangs muscle 13 is matched with the cambered surface position of U-shaped opening,
Step 1-6：The reinforcing bar for installing slab form binds the reinforcing bar of original floor and the reinforcing bar for blocking floor, and will block
The reinforcing bar of floor and the reinforcing bar of plugging structure beam are bound；
Step 1-7：The casting concrete in slab form connect original floor with floor is blocked；
Step 2-1：Rectangular hole 18 is conventionally blocked.
Technical characteristic of the present invention without description can realize that details are not described herein by or using the prior art, certainly,
The above description is not a limitation of the present invention, and the present invention is also not limited to the example above, the ordinary skill of the art
The variations, modifications, additions or substitutions that personnel are made within the essential scope of the present invention also should belong to protection model of the invention
It encloses.
Claims (7)
1. a kind of tower crane sealing hole method, which is characterized in that including：
Step 1-1：Worker's workbench is laid first, and the first hanging beam is laid in the two sides for being included in hole top, then at described the
The first hangs muscle is laid on the downside of one hanging beam, lays and hangs oneself from a beam then at first hangs muscle lower end, and it is flat that work is laid in the overarm
Platform；
Step 1-2：Installation beam forms hangs mould, and the second hanging beam is laid in the position for needing casting beams for being included in hole top, in described
Several second hangs muscles are laid in the downside of second hanging beam, and the bottom end of several second hangs muscles is connected with the first mountain type card；
It further includes having several steel pipes that the beam forms, which hangs mould, and two transversely arranged steel pipes are one group of first double steel pipe, Ruo Gansuo
The first double steel pipe is stated to be laid on the first mountain type card；
It is placed with several first lumps of wood in first double steel pipe, is placed at the top of first lumps of wood by several plank splits
Made of the first plank, two blocks of second opposite wood being put together by several planks are also placed in first double steel pipe
Plate, second plank are vertically placed between first plank and second hangs muscle；
Step 1-3：Mounting structure beam steel binds the reinforcing bar of the reinforcing bar of original structure beam and plugging structure beam；
Step 1-4：Casting concrete in mould is hung toward the beam forms, connect original structure beam with plugging structure beam；
Step 1-5：Slab form is installed, several thirds is laid on the downside of first hanging beam and second hanging beam and hangs
Muscle, third hangs muscle bottom end are connected with the second mountain type card；
The slab form includes several steel pipes, and two transversely arranged steel pipes are one group of second double steel pipe, and several described the
Two double steel pipes are laid on the second mountain type card；
Be laid with second lumps of wood at the top of second double steel pipe, be laid at the top of second lumps of wood by several plank splits and
At two pieces of third planks；
A rectangular hole is dismissed on one of third plank, four sides for being close to the rectangular hole are mounted with four pieces of height
Degree is higher than the 4th plank of original floor；
Step 1-6：The reinforcing bar for installing the slab form binds the reinforcing bar of original floor and the reinforcing bar for blocking floor, and will
The reinforcing bar of the reinforcing bar and plugging structure beam that block floor is bound；
Step 1-7：The casting concrete in the slab form connect original floor with floor is blocked；
Step 2-1：The rectangular hole is conventionally blocked.
2. tower crane sealing hole method according to claim 1, which is characterized in that described first in the step 1-1
Hanging beam selects 16# I-steel, and first hanging beam is laid in hole top in parallel；
Uniformly distributed three of the downside of every first hanging beam first hangs muscle vertical with first hanging beam, described
One hangs muscle selects 14# reinforcing bar；
First hangs muscle bottom end is laid with three overarms vertical with first hanging beam, the overarm and described first
The projection of hanging beam is vertical, and 10# channel steel, reinforcement of weld between the overarm and first hangs muscle are selected in the overarm；
Scaffold board is equipped in the overarm, the scaffold board is parallel with hole, not less than hole, on the side of the scaffold board
Guard rail is arranged in edge；
The guard rail has opening in original structure Liang Chu.
3. tower crane sealing hole method according to claim 1, which is characterized in that second hangs described in the step 1-2
Beam selects 16# I-steel, and parallel with first hanging beam lays；
The second hangs muscle laid on the downside of second hanging beam is vertical with second hanging beam, every adjacent second hangs muscle
Spacing is 50cm；
To be bolted between the first mountain type card and second hangs muscle, first double steel pipe and the first mountain type card
Cooperate at two arc-shaped recess at top, first double steel pipe is vertical with the projection of second hanging beam, first pair of steel
The length of pipe is not less than the vertical range between two second hanging beams；
First lumps of wood is strip, and length is not less than the side length at hole, and first lumps of wood is uniformly placed in described first
In double steel pipe, and it is parallel with second hanging beam；
First plank is rectangle, and length is not less than the side length at hole, and top is close to the bottom of original structure beam；
Second plank is rectangle, and length nor less than the side length at hole, be close to original by the side of two pieces of second planks
Original floor slab bottoms are close at the two sides of structural beams and first plank two sides, top.
4. tower crane sealing hole method according to claim 1, which is characterized in that the step 1-4's pours in mould toward hanging
Concrete is built, is generally aligned in the same plane the top of plugging structure beam with original floor slab bottoms.
5. tower crane sealing hole method according to claim 1, which is characterized in that third described in the step 1-5 is hung
For muscle vertical runs on the downside of first hanging beam and second hanging beam, the length of the every third hangs muscle is identical, and described the
It is connected between three hangs muscles and the second mountain type card, with described second at the arcuate recess at the top of the second mountain type card
Double steel pipe cooperation, second double steel pipe are vertical with the projection of first hanging beam；
Second double steel pipe is divided into two parts, and a part is located therein first hanging beam and an institute adjacent thereto
It states between the second hanging beam, the second double steel pipe described in another part is located at other one first hanging beam and adjacent thereto one
Between second hanging beam；
Second lumps of wood is strip, is uniformly placed in second double steel pipe, and parallel with second hanging beam；
Two pieces of third planks are rectangle, and top surface is close to the bottom surface of original floor and is located at the top surface of plugging structure beam same
One plane is close to plugging structure beam close to the side of plugging structure beam；
The rectangular hole size is 1m × 1m；
It is close between four pieces of the 4th planks, and perpendicular to the third plank.
6. tower crane sealing hole method according to claim 1 or 5, which is characterized in that in the step 1-5 described in two pieces
Third plank has U-shaped opening, and the third hangs muscle is matched with the cambered surface position of the U-shaped opening.
7. tower crane sealing hole method according to claim 2, which is characterized in that first hangs muscle both ends are all provided with
Safety belt is simultaneously connected on completed concrete structure by U-bend folding, operating personnel's wear safety belt, and operating personnel is first by institute
The first hangs muscle upper end is stated to hang on first hanging beam and weld；
First hangs muscle of two operating personnels respectively along different first hanging beams is downward, remaining operating personnel will be described outstanding
Beam both ends are bound with rope and are sent downwards, and underlying two operating personnels hang over the overarm under first hangs muscle
It holds and welds；
The operating personnel of the operating personnel of top downwards submits scaffold board, and scaffold board is laid in described by the operating personnel of lower section
In overarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977391.0A CN108842933B (en) | 2018-08-27 | 2018-08-27 | Tower crane opening blocking method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810977391.0A CN108842933B (en) | 2018-08-27 | 2018-08-27 | Tower crane opening blocking method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108842933A true CN108842933A (en) | 2018-11-20 |
| CN108842933B CN108842933B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810977391.0A Active CN108842933B (en) | 2018-08-27 | 2018-08-27 | Tower crane opening blocking method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877759A (en) * | 2020-06-15 | 2020-11-03 | 中国一冶集团有限公司 | Tower crane hole plugging construction method |
| CN112982693A (en) * | 2021-03-11 | 2021-06-18 | 中国建筑第八工程局有限公司 | Blocking structure of tower crane opening and construction method thereof |
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| CN111877759B (en) * | 2020-06-15 | 2022-03-22 | 中国一冶集团有限公司 | Tower crane hole plugging construction method |
| CN112982693A (en) * | 2021-03-11 | 2021-06-18 | 中国建筑第八工程局有限公司 | Blocking structure of tower crane opening and construction method thereof |
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| CN108842933B (en) | 2023-08-08 |
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