CN107119920B - A kind of reverse dismounting device and its application method of intensive high-rise - Google Patents
A kind of reverse dismounting device and its application method of intensive high-rise Download PDFInfo
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- CN107119920B CN107119920B CN201710258511.7A CN201710258511A CN107119920B CN 107119920 B CN107119920 B CN 107119920B CN 201710258511 A CN201710258511 A CN 201710258511A CN 107119920 B CN107119920 B CN 107119920B
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- Prior art keywords
- support pier
- bearing column
- column
- support
- pier
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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
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses the reverse dismounting devices and its application method of a kind of intensive high-rise, including the support pier being cast in around bearing column, bottom is equipped with hollow cavity in support pier, support pier side is equipped with operation hole, bearing column in support pier hollow cavity is cut off, and it is replaced with jack, support socle is arranged to inclined surface, multiple rolling elements are equipped between support pier upper angled face and bearing column, cut off the bearing column in support pier one by one with golden steel cable, jack is inserted into the position of empty bearing column cutting to replace the original part of bearing column, after all bearing columns all cutting, take the rolling element on all support pier upper angleds face away, simultaneously decline jack again, the amplitude of decline and the height of cutting are suitable；After dropping to original height, rolling element is placed in support pier upper angled face, cuts bearing column according still further to above-mentioned steps, until building has been torn open.The present invention can make building keep inversely being removed under stable case.
Description
Technical field
The present invention relates to urban architectures to remove field, and in particular to a kind of reverse dismounting device of intensive high-rise and
Its application method.
Background technique
With the development of society, high-rise, the intensive building in city gradually increases, but since urban planning and construction needs
Either building is more than service life, is needed when specific by these building demolitions.
Currently, demolition of buildings is generally removed with demolition blasting or tradition machinery, but demolition blasting and tradition machinery
Remove the dismounting for being not fully suitable for city for high-rise, intensive building.The reverse demolition technique of building is first one by one
It cuts the load-bearing pillar of architecture bottom layer and jack is installed, after temporarily propping up building structure, successively carried out since lowrise layer
It removes.As soon as the height of jack reduces a layer height, carries out identical operation repeatedly after the dismounting of completion layer.Inversely
The space being not take up outside building is removed, and the vibration, noise, slungshot and the dust that generate in demolishing process are small, it can be at night
Between operation, shorten the construction period.It is suitable for city for intensive skyscraper since these advantages inversely removed inversely to remove
The dismounting of object.But it is in the starting stage in the whole world in reverse demolition technique, due to the stability control problem of building,
Not yet large-scale application.
Summary of the invention
The present invention provides a kind of dress inversely removed for intensive high-rise aiming at the deficiencies in the prior art
It sets and its application method.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of reverse dismounting device of intensive high-rise, it is characterised in that: including being cast in around bearing column
Support pier, bottom is equipped with hollow cavity in the support pier, and support pier side is equipped with an operation hole communicated with hollow cavity, will prop up
Bearing column in support pier hollow cavity is cut off, and is replaced with jack, and support socle is arranged to inclined surface, and support socle inclines
Distance is up big and down small between inclined-plane and bearing column, and multiple rolling elements are equipped between support pier upper angled face and bearing column.
Preferably, being up-small and down-big prismoid shaped outside the support pier, hollow cavity is also upper small in corresponding support pier
Big prismoid shaped down.
Preferably, the rolling element is steel column or steel ball.
Preferably, the bearing column is square column, the inclined surface is four.
Preferably, the bearing column is cylinder, the inclined surface is a tapered surface, and the rolling element is steel ball.
Preferably, the support pier is poured using armored concrete, the bottom of support pier and bearing column are cast in one
It rises, forms an entirety, the height of support pier is 2.5 ~ 4m.
Preferably, a height of 0.3 ~ 0.5m in support pier upper angled face, 30 ~ 45 degree of the inclination angle of inclined surface.
A kind of reverse application method for removing device, which comprises the following steps:
A pours or installs a support pier in every bearing column bottom of building, supports socle and bearing column
Between form an inclined surface, an operation hole reserve in support pier side, and bearing column passes through support pier middle part；
B places the inclined surface on the support pier around bearing column multiple rolling elements, and rolling element is steel column or steel ball, presses
The bearing column in support pier hollow cavity, the load-bearing in support pier hollow cavity are cut off with golden steel cable by operation hole one by one according to sequence
Jack is inserted into replace the original part of bearing column, after cutting off bearing column, hydraulic jack top in the position of column cutting
Before rising insertion, building is kept to stablize vertically by frictional force between rolling element and support pier upper angled face and bearing column；
Every bearing column is cut away 0.2 ~ 1m according to step b method, one by one by c, and makes very heavy jacking after cutting away every time
Equal height is played to be supported instead of bearing column；
D takes the rolling element on all support pier upper angleds face away, then make thousand for after all bearing columns all cutting
Jin top simultaneously declines, and the amplitude of decline and the height of cutting are suitable；
After the height that the decline of e bearing column is cut away, the support pier upper angled face around bearing column, which is placed, to be rolled
Body；
F repeats step c ~ e, until building has been torn open.
Preferably, all support piers are connected two-by-two with attachment beam in above-mentioned steps a, the attachment beam be fashioned iron or
Reinforced concrete beam column, to increase the stability of structure.
Preferably, before rolling element is placed in the inclined surface on support pier, in bearing column and being rolled in above-mentioned steps b
Steel plate is installed in body contact site, increases frictional force.
The beneficial effects of the present invention are:
1, the device according to the present invention inversely removed for intensive high-rise and application method, can inversely tear open
Except the stabilization of holding building horizontal direction when building is by wind load or earthquake load in the process.
2, the device according to the present invention inversely removed for intensive high-rise and application method, are inversely being removed
When cutting off column in the process, it is able to maintain the stabilization of building vertical direction.
Detailed description of the invention
Fig. 1, which is that the present invention is reverse, removes apparatus structure schematic diagram.
Fig. 2 between support pier of the present invention two-by-two be connected schematic diagram.
Fig. 3, which is that the present invention is reverse, removes device top view.
In figure: 1- support pier, 2- jack, 3- bearing column, 4- rolling element, the inclined surface 5-, 6- hollow cavity, 7- connection
Beam, 8- operation hole.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments:
As shown in Figure 1, a kind of reverse dismounting device of intensive high-rise, including being cast in around bearing column 3
Support pier 1, bottom is equipped with hollow cavity 6 in the support pier 1, and 1 side of support pier is equipped with an operation hole communicated with hollow cavity 6
8, the bearing column 3 in 1 hollow cavity 6 of support pier to be cut off, and is replaced with jack 2,1 top of support pier is arranged to inclined surface 5,
Distance is up big and down small between 1 upper angled face 5 of support pier and bearing column 3,1 upper angled face 5 of support pier and bearing column 3 it
Between be equipped with multiple rolling elements 4.
It is up-small and down-big prismoid shaped outside the support pier 1, hollow cavity 6 is also up-small and down-big in corresponding support pier 1
Prismoid shaped.
Up big and down small round table-like support pier 1 can also be used in the support pier 1, according to round table-like support pier 1, hollow cavity
6 be also up big and down small truncated cone-shaped space.
The rolling element 4 is steel column or steel ball, and the diameter of steel column or steel ball selects 0.1 ~ 0.2m.
As shown in figure 3, the bearing column 3 is square column, the inclined surface 5 is four.
The bearing column 3 or cylinder, corresponding inclined surface 5 are a tapered surface, and rolling element 4 is steel ball.
The support pier 1 is poured using armored concrete, and the bottom of support pier 1 and bearing column 3 pour together, is formed
One entirety, is conducive to the stabilization of support pier 1, and the height of support pier 1 is 2.5 ~ 4m.
The support pier 1 can also select fashioned iron to be made, and build branch using the method for installation if material selects fashioned iron
Support pier 1.
A height of 0.3 ~ 0.5m in the 1 upper angled face 5 of support pier, 30 ~ 45 degree of the inclination angle of inclined surface 5.
A kind of application method of the reverse dismounting device of intensive high-rise, comprising the following steps:
A pours or installs a support pier 1 in 3 bottom of every bearing column of building, and 1 top of support pier and load-bearing are vertical
An inclined surface 5 is formed between column 3, an operation hole 8 is reserved in 1 side of support pier, and bearing column 3 passes through 1 middle part of support pier；
B places the inclined surface 5 on the support pier 1 around bearing column 3 multiple rolling elements 4, and rolling element 4 is steel column or steel
Ball cuts off the bearing column 3 in 1 hollow cavity 6 of support pier with golden steel cable by operation hole 8 in sequence, in support pier 1 one by one
Jack 2 is inserted into replace the original part of bearing column 3, in cutting bearing column 3 in the position that bearing column 3 is cut off in cavity 6
Afterwards, before the jacking of hydraulic jack 2 insertion, pass through frictional force between rolling element 4 and 1 upper angled face 5 of support pier and bearing column 3
Building is kept to stablize vertically；
Every bearing column 3 is cut away 0.2 ~ 1m according to step b method, one by one by c, and makes jack 2 after cutting away every time
Rising equal height replaces bearing column 3 to be supported；
D takes the rolling element 4 on all 1 upper angled faces 5 of support pier away for after all bearing columns 3 all cutting, then
Simultaneously decline jack 2, the amplitude of decline and the height of cutting are suitable；
After e bearing column 3 declines the height cut away, the 1 upper angled face 5 of support pier around bearing column 3 is placed
Rolling element 4；
F repeats step c ~ e, until building has been torn open.
As shown in Fig. 2, in order to increase the stability of structure, in step a, with attachment beam 7 by 1 liang of two-phase of all support piers
Even, the attachment beam 7 is fashioned iron or reinforced concrete beam column.
In step b, before rolling element 4 is placed in the inclined surface 5 on support pier 1, in bearing column 3 and 4 contact portion of rolling element
Position installation steel plate, increases frictional force.
The jack 2 that uses in the present embodiment is with maximum pressure for 1000 tonnes or more of hydraulic jack 2.
Claims (10)
1. a kind of reverse dismounting device of intensive high-rise, it is characterised in that: including the branch being cast in around bearing column
Pier is supportted, bottom is equipped with hollow cavity in the support pier, and support pier side is equipped with an operation hole communicated with hollow cavity, will support
Bearing column in pier hollow cavity is cut off, and is replaced with jack, and support socle is arranged to inclined surface, support pier upper angled
Distance is up big and down small between face and bearing column, and multiple rolling elements are equipped between support pier upper angled face and bearing column.
2. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the support pier
It is outside up-small and down-big prismoid shaped, hollow cavity is also up-small and down-big prismoid shaped in corresponding support pier.
3. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the rolling element
For steel column or steel ball.
4. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the load-bearing is vertical
Column is square column, and the inclined surface is four.
5. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the load-bearing is vertical
Column is cylinder, and the inclined surface is a tapered surface, and the rolling element is steel ball.
6. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the support pier
It is poured using armored concrete, the bottom of support pier and bearing column pour together, form an entirety, the height of support pier
For 2.5 ~ 4m.
7. the reverse dismounting device of a kind of intensive high-rise according to claim 1, it is characterised in that: the support pier
A height of 0.3 ~ 0.5m in upper angled face, 30 ~ 45 degree of the inclination angle of inclined surface.
8. a kind of application method for removing device reverse as claimed in claim 6, which comprises the following steps:
A pours or installs a support pier in every bearing column bottom of building, supports between socle and bearing column
An inclined surface is formed, an operation hole is reserved in support pier side, and bearing column passes through in the middle part of support pier；
B places the inclined surface on the support pier around bearing column multiple rolling elements, and rolling element is steel column or steel ball, according to suitable
Sequence cuts off the bearing column in support pier hollow cavity, the bearing column in support pier hollow cavity with golden steel cable by operation hole one by one
The position insertion jack of cutting replaces the original part of bearing column, after cut off bearing column, hydraulic jack jacking it is slotting
Before entering, building is kept to stablize vertically by frictional force between rolling element and support pier upper angled face and bearing column；
Every bearing column is cut away 0.2 ~ 1m according to step b method, one by one by c, and rises jack together after cutting away every time
It is supported Deng height instead of bearing column；
D takes the rolling element on all support pier upper angleds face away, then make jack for after all bearing columns all cutting
It simultaneously declines, the amplitude of decline and the height of cutting are suitable；
After the height that the decline of e bearing column is cut away, rolling element is placed in the support pier upper angled face around bearing column；
F repeats step c ~ e, until building has been torn open.
9. a kind of reverse application method for removing device according to claim 8, it is characterised in that: in step a, use attachment beam
All support piers are connected two-by-two, the attachment beam is fashioned iron or reinforced concrete beam column.
10. a kind of reverse application method for removing device according to claim 8, it is characterised in that: in step b, supporting
Before rolling element is placed in inclined surface on pier, steel plate is installed in bearing column and rolling element contact site, increases frictional force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258511.7A CN107119920B (en) | 2017-04-19 | 2017-04-19 | A kind of reverse dismounting device and its application method of intensive high-rise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710258511.7A CN107119920B (en) | 2017-04-19 | 2017-04-19 | A kind of reverse dismounting device and its application method of intensive high-rise |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107119920A CN107119920A (en) | 2017-09-01 |
| CN107119920B true CN107119920B (en) | 2019-05-10 |
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ID=59726462
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710258511.7A Expired - Fee Related CN107119920B (en) | 2017-04-19 | 2017-04-19 | A kind of reverse dismounting device and its application method of intensive high-rise |
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| Country | Link |
|---|---|
| CN (1) | CN107119920B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049656B (en) * | 2017-12-27 | 2020-11-13 | 山东省建筑科学研究院有限公司 | Reverse chimney dismantling device and method |
| CN109838114B (en) * | 2019-04-01 | 2024-01-26 | 吉林建筑大学 | Reinforced concrete structure reverse dismantling temporary support conversion device and operation method thereof |
| CN114215386B (en) * | 2022-01-05 | 2023-01-17 | 上海建工四建集团有限公司 | Supporting device for reversely dismantling high-rise structure and using method thereof |
| CN114893022B (en) * | 2022-06-17 | 2023-09-22 | 上海建工四建集团有限公司 | Floor lowering device for reversely dismantling building and construction method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3020023B2 (en) * | 1995-10-27 | 2000-03-15 | 鹿島建設株式会社 | Structure removal method |
| CN1171477A (en) * | 1997-06-27 | 1998-01-28 | 董显枢 | Technique for moving building |
| CN204282863U (en) * | 2014-10-31 | 2015-04-22 | 山东安誉建筑工程有限公司 | Concrete shear wall displacement support instrument |
| CN204510858U (en) * | 2015-01-30 | 2015-07-29 | 中国矿业大学 | For the device that whole building declines |
| CN205476583U (en) * | 2016-01-03 | 2016-08-17 | 杨军 | Whole support device that shifts of indoor wall |
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2017
- 2017-04-19 CN CN201710258511.7A patent/CN107119920B/en not_active Expired - Fee Related
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| CN107119920A (en) | 2017-09-01 |
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