CN109972858A - Shockproof concrete building structures method for dismounting - Google Patents
Shockproof concrete building structures method for dismounting Download PDFInfo
- Publication number
- CN109972858A CN109972858A CN201910150046.4A CN201910150046A CN109972858A CN 109972858 A CN109972858 A CN 109972858A CN 201910150046 A CN201910150046 A CN 201910150046A CN 109972858 A CN109972858 A CN 109972858A
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- China
- Prior art keywords
- cutting
- floor
- dismounting
- building structures
- concrete building
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- 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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Classifications
-
- 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
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
-
- 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
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
- E04G23/082—Wrecking of buildings using shears, breakers, jaws and the like
Abstract
The invention discloses shockproof concrete building structures method for dismounting, and the method for dismounting includes step 1: line setting, and snap the line pops up bore hole size to be cut and pops up cutting line to be cut；Step 2: boring lifting eye, the components such as bottle gouard moved by hands and fixation, suspension hook are installed；Step 3: hanging, bottle gouard moved by hands one end is connect with suspension hook, the other end pulls in advance；Step 4: boulder blasting cutting carries out boulder blasting cutting along cutting line by cutting scheme plan view；Step 5: concrete block hangs shifting, lifts by crane, transports after cutting, and carries out plastering plaster to floor cutting mouth.Preparation of construction is also carried out before the step 1 comprising scene prepares, mechanical equipment prepares, calculates to be drilled and cuts the weight and the support of installation door cabinet frame of floor.The present invention have in demolishing process guarantees in construction shop normally do business, business activities, it is free from dust, shockproof, it is small on other structures influence.
Description
Technical field
The present invention relates to a kind of method for dismounting, more particularly, to a kind of shockproof concrete building structures method for dismounting.
Background technique
With the continuous propulsion of China's urban modernization, old house is removed and the demands such as extending old building, renovation are being continuously increased.
Currently, most of building is all built using concrete, common side during being removed to entire building room
Method are as follows: mechanical removal and demolition blasting.But it for extending old building, renovation of the house, shop finishing etc., generally requires to remove part wall
Transformation, the mechanical removals and demolition blasting at this time such as body, floor or installation transmission ladder can not adapt to this demand.For routine
Direct cutting disassembling, it is uneven not only to occur load during cutting, malformation, and vibration is big, there is crack, and
And very big dust can be generated, it can not normally do business for shop, influence shop income.Therefore, for carrying out concrete
How to accomplish the business when carrying out Demolition Construction in building structure demolishing process, small, nothing is influenced on other structures in demolishing process
Vibration, free from dust are this case problems to be solved.
Summary of the invention
It is an object of the present invention to provide shockproof concrete building structures method for dismounting, have in demolishing process in construction
Guarantee shop normally do business, business activities, it is free from dust, shockproof, it is small on other structures influence the advantages that.
To achieve the above object, the technical scheme adopted by the invention is that:
Shockproof concrete building structures method for dismounting, comprising the following steps:
Step 1: line setting, snap the line pop up bore hole size to be cut and pop up cutting line to be cut；
Step 2: boring lifting eye, the components such as bottle gouard moved by hands and fixation, suspension hook are installed；
Step 3: hanging, bottle gouard moved by hands one end is connect with suspension hook, the other end pulls in advance；
Step 4: boulder blasting cutting carries out boulder blasting cutting along cutting line by cutting scheme plan view；
Step 5: concrete block hangs shifting, lifts by crane, transports after cutting, and carries out plastering plaster to floor cutting mouth.
Further, preparation of construction is also carried out before the step 1.
Further, the preparation of construction includes that scene prepares, mechanical equipment prepares, calculates to be drilled and cut floor
Weight and the support of installation door cabinet frame.
Further, next layer of cutting floor needed for the door cabinet frame is supported on is installed, and is used to support to be cut
The floor cut, the weight for cutting floor that be drilled is according to formula: cutting floor weight=length × width × height × 2500kg/m3Into
Row calculates.
Further, bottle gouard moved by hands hoisting weight should be greater than being drilled and cut the 1.2 of floor weight in the step 2
Times.
Further, the line setting in the step 1 is to be positioned using measuring instrument to quasi- piecemeal cutting part, is used
Ink fountain carries out snap the line, determines that piecemeal cutting position, snap the line pop up bore hole size to be cut and pop up cutting to be cut
Line guarantees the accuracy of piecemeal cutting position.
Further, the brill lifting eye in the step 2 is by drilling machine in required four for cutting the bulk floor
Lifting eye is bored on angle respectively, and suspension hook is put into lifting eye and is fixed.
Further, pre- hang in the step 3 is by the way that bottle gouard moved by hands one end to be connect with suspension hook, and the other end, which pulls, matches
The cutting of step 4 boulder blasting is closed, keeps the cutting cube holding of required cutting in drilling cutting process horizontal, prevents cutting cube from deforming.
Further, the boulder blasting cutting in the step 4, is first drilled with drilling machine, then uses cutting machine edge
The hole bored cut, during drilling cutting, due to cutting using piecemeal, not only can effectively guarantee structure
It is unaffected, and the destruction to other structures is reduced, it is shockproof, to accomplish to influence other structures position small.
Further, the drill diameter is determined according to the required side length for cutting the bulk floor, is determined and is closed
System is as shown in the table:
| Bit diameter Φ | Cutting cube side length |
| 63mm | <1500mm |
| 76mm | 1500-2000mm |
| 83mm | 2000-2500mm |
| 89mm | 2500-3000mm |
| 102mm | 3000mm-3500 |
Further, when the boulder blasting in the step 4 is cut, temporary support should be taken to arrange at the positions such as beam slab bottom
It applies, key position need to reinforce original structure, and subsequent concrete cutting can be carried out after strenthening member reaches design requirement
Work.
Further, the boulder blasting cutting in the step 4 further includes dedusting, measurements for reduction, i.e., cuts through in drilling
In journey install depositing dust spraying apparatus be dusted, depositing dust, the dustiness in air can be effectively reduced, to guarantee shop inner edge
Construction side guarantees normal business, business activities.
Further, it when the concrete in the step 5 is lifted by crane, transported, should follow from top to bottom, in order successively by cross
Lifting dismounting is carried out, interchange operation is prevented；It removes operation to carry out according to the opposite sequence of construction, forbids the people that stands on floor
Or heap putting material.
Further, the dregs in the entire demolishing process will be cleared with removing with tissue, prevent from causing secondary pollution,
Accomplish that removing a vehicle clears up a vehicle, not only guarantees construction speed, but also protection environment.
The present invention compared with the existing technology the advantages of be:
1. carrying out drilling piecemeal cutting according to cutting scheme plan view, not only reduce to other structures in the construction process
It destroys, it is shockproof, and accomplish to influence other structures position small.
2. because slinging suspension hook using piecemeal cutting cooperation bottle gouard moved by hands in entirely drilling cutting process, it is possible to have
The guarantee structure of effect is unaffected.
3. the dustiness in air is greatly reduced by setting depositing dust spraying apparatus in entirely drilling cutting process,
Accomplish that dustlessization is constructed.
4. solving the problems, such as to guarantee normally business, business activities in construction；It is suitable for that larger range is promoted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the shockproof concrete building structures method for dismounting embodiment 1 of the present invention；
Fig. 2 is the structural schematic diagram of the shockproof concrete building structures method for dismounting embodiment 2 of the present invention；
Fig. 3 is the cutting planes schematic diagram of present invention drilling cutting.
In figure: 1. purpose floors, 2. bottle gouards moved by hands, 3. pre- piecemeals cutting floors, a 4. lower floors, 5. template platforms, 6.
Door cabinet frame support, 7. original structure columns, 8. concrete floors.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As shown in Figure 1-3, the invention discloses shockproof concrete building structures method for dismounting, comprising the following steps:
Step 1: line setting, snap the line pop up bore hole size to be cut and pop up cutting line to be cut；
Step 2: boring lifting eye, the components such as bottle gouard moved by hands 2 and fixation, suspension hook are installed；
Step 3: hanging, 2 one end of bottle gouard moved by hands is connect with suspension hook, the other end pulls in advance；
Step 4: boulder blasting cutting carries out boulder blasting cutting along cutting line by cutting scheme plan view；
Step 5: concrete block hangs shifting, lifts by crane, transports after cutting, and carries out plastering plaster to floor cutting mouth.
The bottle gouard moved by hands 2, drilling cutting machine and depositing dust spraying apparatus (not marking in figure) belong to the prior art, herein not
It repeats again.
In order to the clearer understanding present invention, it is described in detail taking the embodiment as an example:
Embodiment 1
As shown in Figure 1, the present embodiment carries out drilling cutting for removing certain five floor computer room floor of television transmitting station,
Demolition Construction step are as follows:
Scene prepares:
(1) it is familiar with the overview and ambient enviroment of split floor first, understands fully structure situation, the building situation, water of building
Electricity and equipment pipe situation, hidden facility situation.Removing responsible person will be according to Design of Construction Organization and act of technique for security to ginseng
Add staff's progress of dismounting is detailed to tell somebody what one's real intentions are, and carries out corresponding safety education work.
(2) construction site is then cleared up, the goods and materials removed in range, equipment are removed, carries out to enclose accordingly and cover；
(3) mechanical equipment prepares
According to the practical circumstances of projects, it is as follows to be equipped with mechanical equipment:
(4) it calculates to be drilled and cuts the weight of floor, 0.75m × 0.55m × 0.35m × 2500kg/m3=361kg,
The hoisting weight of required bottle gouard moved by hands 2 should be greater than 361kg × 1.2=433.2kg.
(5) installation door cabinet frame support 6, at four buildings 4 (1 represents five buildings in the present embodiment, and 4 represent four buildings) to the building removed
Plate part carries out installation door cabinet frame support 6 and forms template platform 5, is used to support the floor to be cut.
Step 1, line setting:
Using measuring instrument, quasi- piecemeal cutting part is positioned, snap the line is carried out with ink fountain, determines piecemeal cutting position, bullet
Line pops up bore hole size to be cut and pops up cutting line to be cut, guarantees the accuracy of piecemeal cutting position.
Step 2, lifting eye is bored:
Diameter is used to bore lifting eye respectively on four angles that pre- piecemeal cuts floor 3 for the water drilling of 100mm, and by suspension hook
Lifting eye is put into be fixed；
Step 3, it hangs in advance:
2 one end of bottle gouard moved by hands is connect with suspension hook, the other end pulls the cutting of 4 boulder blasting of matching step, cuts drilling
The cutting cube cut needed in the process keeps horizontal, prevents cutting cube from deforming.Key position need to add original structure column 7
Gu subsequent drilling cutting work can be carried out after strenthening member reaches design requirement.
Step 4, boulder blasting is cut:
Diameter is used to drill for the water drilling of 100mm along the drill hole line popped up in step 1, with cutting after the completion of drilling
Machine carries out piecemeal cutting along cutting line, makes cutting cube holding horizontal always during cutting, prevents from cutting in cutting process
Cut block deformation.Further include dedusting, measurements for reduction during boulder blasting cutting, i.e., depositing dust is installed in drilling cutting process
Spraying apparatus is dusted, depositing dust, can effectively reduce the dustiness in air, to guarantee that shop inner edge construction side guarantees just
Often business, business activities.
Step 5: concrete block hangs shifting: the concrete block after the completion of cutting being sling by bottle gouard moved by hands 2, and is transported.It cuts
Hanging after the completion of cutting is moved work and should be followed from top to bottom, successively carries out lifting dismounting by cross in order, prevents interchange operation；
It removes operation to carry out according to the opposite sequence of construction, forbids stand people or heap putting material on floor, check the lifting of bottle gouard moved by hands 2
Weight.
Dregs in entire demolishing process will be cleared with removing with tissue, prevented from causing secondary pollution, accomplished to remove a vehicle
A vehicle is cleared up, not only guarantees construction speed, but also protection environment.
Embodiment 2
The present embodiment needs to install to pass for dish ladder carries out cutting floor by certain tri- building Lou Si Yi Guan carries out drilling cutting,
Demolition Construction step are as follows:
Scene prepares:
(1) it is familiar with the overview and ambient enviroment of split floor first, understands fully structure situation, the building situation, water of building
Electricity and equipment pipe situation, hidden facility situation.Removing responsible person will be according to Design of Construction Organization and act of technique for security to ginseng
Add staff's progress of dismounting is detailed to tell somebody what one's real intentions are, and carries out corresponding safety education work.
(2) construction site is then cleared up, the goods and materials removed in range, equipment are removed, carries out to enclose accordingly and cover；
(3) mechanical equipment prepares
According to the practical circumstances of projects, it is as follows to be equipped with mechanical equipment:
(4) it calculates to be drilled and cuts the weight of floor, 1.1m × 0.9m × 0.1m × 2500kg/m3=247.5kg, institute
The hoisting weight of bottle gouard moved by hands 2 is needed to should be greater than 247.5kg × 1.2=297kg.
(5) installation door cabinet frame support 6, at three buildings 4 (1 represents four buildings in the present embodiment, and 4 represent three buildings) to the building removed
Plate part carries out installation door cabinet frame support 6 and forms template platform 5, is used to support the floor to be cut.
Step 1, line setting:
Using measuring instrument, quasi- piecemeal cutting part is positioned, snap the line is carried out with ink fountain, determines piecemeal cutting position, bullet
Line pops up bore hole size to be cut and pops up cutting line to be cut, guarantees the accuracy of piecemeal cutting position.
Step 2, lifting eye is bored:
Diameter is used to bore lifting eye respectively on four angles that pre- piecemeal cuts floor 3 for the water drilling of 63mm, and by suspension hook
Lifting eye is put into be fixed；
Step 3, it hangs in advance:
2 one end of bottle gouard moved by hands is connect with suspension hook, the other end pulls the cutting of 4 boulder blasting of matching step, cuts drilling
The cutting cube cut needed in the process keeps horizontal, prevents cutting cube from deforming.Key position need to add original structure column 7
Gu subsequent drilling cutting work can be carried out after strenthening member reaches design requirement.
Step 4, boulder blasting is cut:
Diameter is used to drill for the water drilling of 63mm along the drill hole line popped up in step 1, with cutting after the completion of drilling
Machine carries out piecemeal cutting along cutting line, makes cutting cube holding horizontal always during cutting, prevents from cutting in cutting process
Cut block deformation.Further include dedusting, measurements for reduction during boulder blasting cutting, i.e., depositing dust is installed in drilling cutting process
Spraying apparatus is dusted, depositing dust, can effectively reduce the dustiness in air, to guarantee that shop inner edge construction side guarantees just
Often business, business activities.
Step 5: concrete block hangs shifting: the concrete block after the completion of cutting being sling by bottle gouard moved by hands 2, and is transported.It cuts
Dismounting work after the completion of cutting should follow from top to bottom, successively carry out lifting dismounting by cross in order, prevent interchange operation；
It removes operation to carry out according to the opposite sequence of construction, forbids stand people or heap putting material on floor, check the lifting of bottle gouard moved by hands 2
Weight.
Dregs in entire demolishing process will be cleared with removing with tissue, prevented from causing secondary pollution, accomplished to remove a vehicle
A vehicle is cleared up, not only guarantees construction speed, but also protection environment.
The present invention not only guarantees to reduce the destruction to other structures, nothing in the construction process by using drilling piecemeal cutting
Vibration, and can effectively guarantee that structure is unaffected；It, will by setting depositing dust spraying apparatus during drilling construction
Dustiness in air greatly reduces, and accomplishes that dustlessization is constructed.
Claims (9)
1. shockproof concrete building structures method for dismounting, it is characterised in that: the method for dismounting the following steps are included:
Step 1: line setting, snap the line pop up bore hole size to be cut and pop up cutting line to be cut；
Step 2: boring lifting eye, the components such as bottle gouard moved by hands and fixation, suspension hook are installed；
Step 3: hanging, bottle gouard moved by hands one end is connect with suspension hook, the other end pulls in advance；
Step 4: boulder blasting cutting carries out boulder blasting cutting along cutting line by cutting scheme plan view；
Step 5: concrete block hangs shifting, lifts by crane, transports after cutting, and carries out plastering plaster to floor cutting mouth.
2. shockproof concrete building structures method for dismounting according to claim 1, it is characterised in that: the step 1 it
It is preceding also to carry out preparation of construction.
3. shockproof concrete building structures method for dismounting according to claim 2, it is characterised in that: the preparation of construction
Prepare including scene, mechanical equipment prepares, calculates to be drilled and cuts the weight and the support of installation door cabinet frame of floor.
4. shockproof concrete building structures method for dismounting according to claim 3, it is characterised in that: the door cabinet frame branch
The next layer supportted in required cutting floor is installed, and the floor to be cut is used to support.
5. shockproof concrete building structures method for dismounting according to claim 1, it is characterised in that: in the step 2
Bottle gouard moved by hands hoisting weight, which should be greater than being drilled, cuts 1.2 times of floor weight.
6. shockproof concrete building structures method for dismounting according to claim 1, it is characterised in that: in the step 2
Brill lifting eye be that lifting eye is bored on required four angles for cutting the bulk floor by drilling machine respectively, and suspension hook is put into
Lifting eye is fixed.
7. shockproof concrete building structures method for dismounting according to claim 1, it is characterised in that: in the step 4
Boulder blasting cutting, first drilled with drilling machine, then cut with cutting machine along the hole bored.
8. shockproof concrete building structures method for dismounting according to claim 7, it is characterised in that: the drilling machine drill
Head diameter is determined according to the required side length for cutting the bulk floor.
9. shockproof concrete building structures method for dismounting according to claim 1, it is characterised in that: in the step 4
Boulder blasting cutting further include dedusting, measurements for reduction, i.e., in drilling cutting process installation depositing dust spraying apparatus be dusted,
Depositing dust can effectively reduce the dustiness in air.
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| CN201910150046.4A CN109972858A (en) | 2019-02-28 | 2019-02-28 | Shockproof concrete building structures method for dismounting |
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| CN201910150046.4A CN109972858A (en) | 2019-02-28 | 2019-02-28 | Shockproof concrete building structures method for dismounting |
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Cited By (7)
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|---|---|---|---|---|
| CN110512895A (en) * | 2019-08-22 | 2019-11-29 | 温州金茂建设有限公司 | A kind of high-rise cast-in-place concrete building demolition construction method |
| CN110905232A (en) * | 2019-11-29 | 2020-03-24 | 上海宝冶市政工程有限公司 | Mechanical static force dismantling method for concrete structure |
| CN111764313A (en) * | 2020-07-08 | 2020-10-13 | 中铁广州工程局集团深圳工程有限公司 | Construction method for dismantling multi-layer steel structure overbridge |
| CN113356217A (en) * | 2021-05-25 | 2021-09-07 | 中煤江南建设发展集团有限公司 | Method for dismantling bottom plate in foundation pit supporting structure |
| CN114278114A (en) * | 2022-02-09 | 2022-04-05 | 中建八局深圳科创发展有限公司 | Method for dismantling multi-layer continuous cantilever plate outside high-rise building |
| CN114293813A (en) * | 2021-12-20 | 2022-04-08 | 中建二局装饰工程有限公司 | Floor slab cutting and reinforcing structure and construction method |
| CN114922463A (en) * | 2022-05-27 | 2022-08-19 | 中建二局第三建筑工程有限公司 | Vibration-free cantilever plate block dismantling construction method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512895A (en) * | 2019-08-22 | 2019-11-29 | 温州金茂建设有限公司 | A kind of high-rise cast-in-place concrete building demolition construction method |
| CN110905232A (en) * | 2019-11-29 | 2020-03-24 | 上海宝冶市政工程有限公司 | Mechanical static force dismantling method for concrete structure |
| CN111764313A (en) * | 2020-07-08 | 2020-10-13 | 中铁广州工程局集团深圳工程有限公司 | Construction method for dismantling multi-layer steel structure overbridge |
| CN113356217A (en) * | 2021-05-25 | 2021-09-07 | 中煤江南建设发展集团有限公司 | Method for dismantling bottom plate in foundation pit supporting structure |
| CN114293813A (en) * | 2021-12-20 | 2022-04-08 | 中建二局装饰工程有限公司 | Floor slab cutting and reinforcing structure and construction method |
| CN114278114A (en) * | 2022-02-09 | 2022-04-05 | 中建八局深圳科创发展有限公司 | Method for dismantling multi-layer continuous cantilever plate outside high-rise building |
| CN114922463A (en) * | 2022-05-27 | 2022-08-19 | 中建二局第三建筑工程有限公司 | Vibration-free cantilever plate block dismantling construction method |
| CN114922463B (en) * | 2022-05-27 | 2023-09-29 | 中建二局第三建筑工程有限公司 | Vibration-free cantilever plate block dismantling construction method |
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Application publication date: 20190705 |