CN103924795A - Existing building moving underground space structure and construction method - Google Patents

Existing building moving underground space structure and construction method Download PDF

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Publication number
CN103924795A
CN103924795A CN201410108485.6A CN201410108485A CN103924795A CN 103924795 A CN103924795 A CN 103924795A CN 201410108485 A CN201410108485 A CN 201410108485A CN 103924795 A CN103924795 A CN 103924795A
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CN
China
Prior art keywords
existing building
temporarily
underground space
railway
platform
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CN201410108485.6A
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Chinese (zh)
Inventor
谷志旺
陈雪峡
匙文成
仇春华
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上海建工四建集团有限公司
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Application filed by 上海建工四建集团有限公司 filed Critical 上海建工四建集团有限公司
Priority to CN201410108485.6A priority Critical patent/CN103924795A/en
Publication of CN103924795A publication Critical patent/CN103924795A/en

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Abstract

The invention discloses an existing building moving underground space structure and a construction method, belongs to the field of underground space development, and aims to solve the problem that the existing construction space is insufficient. The method includes firstly arranging a temporarily platform and a pile foundation and supporting structure thereof outside an existing building; then arranging a lower rail beam on the top of the temporarily platform, arranging an upper rail beam on the bottom of the building, arranging a walking mechanism between the upper and lower rail beams, and allowing the existing building to separate from the existing foundation and fixedly connect to the upper rail beam; then moving the existing building to the temporarily platform through a horizontal power mechanism; then constructing the underground space structure in the original existing building region; finally moving the existing building back and fixedly connecting the existing building to the underground space structure. The space structure comprises the temporarily platform, the upper and lower rail beams and the walking mechanism. By the aid of the space structure and the construction method, the technical difficulty in situ development is reduced, and the problem that the existing construction space is insufficient is solved.

Description

A kind of existing building displacement underground space structure and construction method
Technical field
The invention belongs to the technical field of underground space development, relate in particular to a kind of existing building displacement underground space structure and construction method.
Background technology
Along with the acceleration of economic growth and urbanization process, in city, available aboveground space is fewer and feweri, and the contradiction of urban development and land resources shortage is more outstanding.The existing usage space of existing building is not enough, needs reasonable development, utilizes the underground space of existing building.This is also for protection existing building searches out a comparatively reasonably outlet.Therefore, how to provide a kind of construction technology of existing building underground space structure, not only solve the problem of existing building insufficient space, also make architectural culture retain synchronizeing with structure function lifting is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide a kind of existing building displacement underground space structure and construction method, to solve the problem of existing existing building insufficient space.
To achieve these goals, technical scheme of the present invention is:
A construction method for existing building displacement underground space structure, comprises the steps:
Step 1: the arranged outside at existing building is shelved platform temporarily, and pile foundation and the space enclosing structure of constructing and shelving platform temporarily;
Step 2: whole underpinning is carried out in existing building basis, at the top of shelving platform temporarily, be provided with lower railway beam, lower railway beam extends to the original position below of existing building always, the bottom of existing building is fixedly installed the beam that gets on the right track, and get on the right track, between beam and lower railway beam, walking mechanism is set, existing building is separated with former basis, existing building is fixedly connected with the beam that gets on the right track;
Step 3: existing building is moved to and shelves platform region on lower railway beam temporarily by horizontal power mechanism;
Step 4: pile foundation and the space enclosing structure in construction existing building original position region, and and shelve pile foundation and the mutual breakthrough form all-in-one-piece of the space enclosing structure foundation pit structure of platform temporarily, adopt the underground space structure construction that completes this foundation pit structure along the practice;
Step 5: existing building is moved to original position, and existing building and newly-built underground space structure are formed a fixed connection.
Further, the basis of temporarily shelving platform and existing building of step 1 is in same level.
Further, lower railway beam doubles as track in existing building translation process and the structural beams of the normal operational phase of the underground space simultaneously.
Further, walking mechanism is roller bearing or roller.
A kind of existing building displacement underground space structure, comprise: shelve platform temporarily, beam gets on the right track, lower railway beam and walking mechanism, shelve that platform is positioned at existing building one side temporarily and with the basis of existing building in same level, shelve platform below temporarily pile foundation and space enclosing structure are set, the top of temporarily shelving platform is provided with lower railway beam, lower railway beam extends to the original position below of existing building always, the bottom of existing building is fixedly installed the beam that gets on the right track, walking mechanism is arranged at and gets on the right track between beam and lower railway beam, can be by upper after existing building is separated with former basis, lower railway beam and walking mechanism realize in existing building original position and shelve the translation between platform temporarily.
Further, lower railway beam doubles as track in existing building translation process and the structural beams of the normal operational phase of the underground space simultaneously.
Further, walking mechanism is roller bearing or roller.
Compared with prior art, tool has the following advantages and beneficial effect in the present invention:
1, existing building displacement underground space structure of the present invention and construction method, arranged outside one at existing building is shelved platform temporarily, whole underpinning is carried out in existing building basis, the top of temporarily shelving platform is provided with lower railway beam, lower railway beam extends to the original position below of existing building always, the bottom of existing building is fixedly installed the beam that gets on the right track, the beam that gets on the right track is corresponding up and down with lower railway beam, on, between lower railway beam, be also provided with walking mechanism, can be by upper after existing building is separated with former basis, lower railway beam and walking mechanism realize in existing building original position and shelve the translation between platform temporarily.Specifically, by horizontal power mechanism, existing building structure integral translation to is shelved on platform temporarily, after existing building original position underground space structure has been constructed, again this existing building structure integral body is retracted to original position, and existing building and newly-built underground space structure are formed a fixed connection.Adopt the method to carry out the construction of existing building underground space structure, not only solved the problem of existing building insufficient space, also it has been carried out to secondary development, greatly improved the use function of existing building, architectural culture has been retained with structure function and promote and synchronize.
2, existing building displacement underground space structure of the present invention and construction method, after adopting existing building structure integral shift, carry out underground space development, greatly reduce existing building original position and carry out the technical difficulty of underground space development aspect foundation pit construction, be convenient to excavation and the transportation of the earthwork, significantly improved efficiency of construction.
Accompanying drawing explanation
Existing building displacement underground space structure of the present invention and construction method are provided by following embodiment and accompanying drawing.
Fig. 1-Fig. 5 is the structural representation in each step of construction method of one embodiment of the invention existing building displacement underground space structure.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, existing building displacement underground space structure of the present invention and construction method are described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention lucidly.
A construction method for existing building displacement underground space structure, comprises the steps:
As shown in Figure 1, step 1: the arranged outside at existing building 1 is shelved platform 2 temporarily, and the pile foundation 3 and space enclosing structure 4 of platform 2 are shelved in construction temporarily.By arranging, shelve platform 2 temporarily, and it is carried out to the construction of underpin and space enclosing structure 4, for carrying the load of subsequent step existing building 1.
In conjunction with Fig. 2, step 2: first whole underpinning is carried out in existing building 1 basis, thereby to improve element task state, guarantee existing building 1 basis and underpin being connected of part, load effectively being transmitted, thereby realize the safe translation of existing building 1 in subsequent step.In general, at existing building 1 bottom construction underpinning structure, at load bearing wall (post), lower or both sides concreting underpinning structure, forms the very large steel concrete of horizontal rigidity and underpins chassis, getting on the right track while being shifted as existing building simultaneously.In the present embodiment, for being moved to safely, shelves on platform 2 existing building 1 temporarily, at the top of shelving platform 2 temporarily, be provided with lower railway beam 6, lower railway beam 6 extends to the original position below of existing building 1 always, the bottom of existing building 1 is fixedly installed the beam 5 (as underpinning structure) that gets on the right track, the beam 5 that gets on the right track is corresponding Shang Xia 6 with lower railway beam, and get on the right track, between beam 5 and lower railway beam 6, walking mechanism 7 is set, existing building 1 is adopted and carries out separated to the less static(al) patterning method of structural disturbance with former basis, existing building 1 is fixedly connected with the beam 5 that gets on the right track, that is to say, after existing building 1 is separated with former basis, existing building 1 still keeps with the beam 5 that gets on the right track the state being fixedly connected with.
Continuation is with reference to figure 2, step 3: by horizontal power mechanism (not shown), existing building 1 is moved to and shelved on platform 2 temporarily, on the beam that getting on the right track, guide pad is set in translation process, in lower railway beam both sides, a pair of spacing steel plate is set.Respectively have 1 guide pad before and after needing to guarantee between spacing steel plate all the time within the scope of limiting plate, this is in order to guarantee that whenever existing building is in the plane all in constrained state.
If the maximum sideslip in translation process is excessive, can be according to the size of traversing amount, between the skew guide pad of one side and spacing steel plate, fill in certain thickness wedge-shaped steel plate, and the one end that makes wedge-shaped steel plate abuts against between guide pad and spacing steel plate, when existing building continues translation, this wedge-shaped steel plate can induce the beam that gets on the right track to draw close to the midline.Consider the existence of existing building, be not shifted and directly carry out underground space development by increasing the technical difficulty of shoveling, Underground Construction, superstructure is produced to disturbance to a certain degree simultaneously, increased security risk and the technical difficulty of whole engineering.Therefore, adopt such form of construction work, by carrying out again underground space development after existing building 1 structural entity displacement, greatly reduce security risk and the technical difficulty of existing building 1 original position underground space structure construction.
With reference to figure 3, step 4: pile foundation and the space enclosing structure in construction existing building 1 original position region, and and shelve pile foundation and the mutual breakthrough form all-in-one-piece of the space enclosing structure foundation pit structure of platform 2 temporarily, adopt underground space structure 8 constructions that complete this foundation pit structure along the practice.In the present embodiment, underground space structure comprises two-layer.
In conjunction with Fig. 4 and Fig. 5, step 5: it is original position region that existing building 1 is moved to original position, and existing building 1 and newly-built underground space structure 8 are formed a fixed connection.Now, in order to reduce the infringement in existing building 1 function, need to guarantee that existing building 1 is with the connectivity robustness of newly-built structure 8.
Especially, continuation is with reference to figure 1, for being moved to safely, shelves on platform 2 existing building 1 temporarily, thereby underground space structure 8 constructions that complete existing building 1 original position region and shelve platform 2 temporarily, and after this underground space structure 8 has been constructed, existing building 1 is moved to original position, shelve the basis of platform 2 and existing building 1 temporarily in same level.
Further, continue with reference to figure 2, in order to prevent unnecessary waste of material, lower railway beam 6 is positioned at the top of temporarily shelving platform 2, and lower railway beam 6 doubles as track in existing building 1 translation process and the structural beams of the normal operational phase of the underground space simultaneously.Therefore, when building lower railway beam 6, to take into full account load-bearing and other functions of underground space structure 8 structural beams, its requirement as track while making can either to meet existing building 1 overall structure translation in these lower railway beam 6 functions, can meet again it as the requirement of the structural beams of the normal operational phase of the underground space.
Certainly, walking mechanism 7 can be selected roller bearing or roller, or the member that can meet the demands in other functions, as long as can realize existing building 1 overall structure from original position to shelve moving around platform 2 temporarily, the present invention does not limit at this.
Continue below to describe existing building displacement underground space structure of the present invention in detail referring to figs. 1 to Fig. 5.
A kind of existing building displacement underground space structure, comprise: shelve platform 2, the beam 5 that gets on the right track, lower railway beam 6 and walking mechanism 7 temporarily, shelve that platform 2 is positioned at existing building 1 one sides temporarily and with the basis of existing building 1 in same level, shelve platform 2 belows temporarily pile foundation 3 and space enclosing structure 4 are set, the top of temporarily shelving platform 2 is provided with lower railway beam 6, and lower railway beam 6 extends to the original position below of existing building 1 always; The bottom of existing building 1 is fixedly installed the beam 5 that gets on the right track, and the beam 5 that gets on the right track is corresponding Shang Xia 6 with lower railway beam, and walking mechanism 7 is arranged at and gets on the right track between beam 5 and lower railway beam 6; After existing building 1 is separated with former basis, can realizes in existing building 1 original position and shelve the translation between platform 2 temporarily by the beam 5 that gets on the right track, lower railway beam 6 and walking mechanism 7.
Certainly, can be simultaneously double track in existing building 1 translation process and the structural beams of the normal operational phase of the underground space done of lower railway beam 6.So not only can save the duration, also save material.
Specifically, for can be roller bearing or roller by the walking mechanism 7 of existing building 1 translation.
In sum, existing building that the present embodiment provides displacement underground space structure and construction method, solved the problem of existing building insufficient space.Specifically in the arranged outside one of existing building, shelve platform temporarily, whole underpinning is carried out in existing building basis, the top of temporarily shelving platform is provided with lower railway beam, lower railway beam extends to the original position below of existing building always, the bottom of existing building is fixedly installed the beam that gets on the right track, the beam that gets on the right track is corresponding up and down with lower railway beam, between upper and lower rail beam, be also provided with walking mechanism, after existing building is separated with former basis, can realizes in existing building original position and shelve the translation between platform temporarily by upper and lower rail beam and walking mechanism.Specifically, by horizontal power mechanism, existing building structure integral translation to is shelved on platform temporarily, after existing building original position underground space structure has been constructed, again this existing building structure integral body is retracted to original position, and existing building and newly-built underground space structure are formed a fixed connection.Adopt the underground space of the method exploitation existing building, not only solved the problem of existing building insufficient space, also it has been carried out to secondary development, greatly improved the use function of existing building, architectural culture is retained with structure function and promote and synchronize.After adopting existing building structure integral shift, carry out underground space structure construction, greatly reduce existing building original position and carry out the technical difficulty of underground space development aspect foundation pit construction.
Foregoing description is only the description to preferred embodiment of the present invention, not any restriction to the scope of the invention.Any change, modification that those skilled in the art does according to above-mentioned disclosure, all belong to the protection domain of claim.

Claims (7)

1. a construction method for existing building displacement underground space structure, is characterized in that, comprises the steps:
Step 1: the arranged outside at described existing building is shelved platform temporarily, and described pile foundation and the space enclosing structure of temporarily shelving platform of constructing;
Step 2: whole underpinning is carried out in described existing building basis, at described top of shelving platform temporarily, be provided with lower railway beam, described lower railway beam extends to the original position below of described existing building always, the bottom of described existing building is fixedly installed the beam that gets on the right track, and described in get on the right track, between beam and described lower railway beam, walking mechanism be set, described existing building is separated with former basis, make described existing building with described in the beam that gets on the right track be fixedly connected with;
Step 3: the above shelves platform region temporarily by horizontal power mechanism, described existing building to be moved to described lower railway beam;
Step 4: pile foundation and the space enclosing structure in the described existing building original position region of constructing, and and described pile foundation and the mutual breakthrough form all-in-one-piece of the space enclosing structure foundation pit structure of temporarily shelving platform, adopt the underground space structure construction that completes this foundation pit structure along the practice;
Step 5: described existing building is moved to original position, and described existing building and newly-built described underground space structure are formed a fixed connection.
2. the construction method of existing building displacement underground space structure as claimed in claim 1, is characterized in that, the basis of temporarily shelving platform and described existing building of described step 1 is in same level.
3. the construction method of existing building as claimed in claim 1 displacement underground space structure, is characterized in that, described lower railway beam doubles as track in described existing building translation process and the structural beams of the normal operational phase of the described underground space simultaneously.
4. the construction method of existing building displacement underground space structure as claimed in claim 1, is characterized in that, described walking mechanism is roller bearing or roller.
5. existing building displacement underground space structure, it is characterized in that, comprise: shelve platform temporarily, beam gets on the right track, lower railway beam and walking mechanism, described shelve that platform is positioned at described existing building one side temporarily and with the basis of described existing building in same level, the described platform below of temporarily shelving arranges pile foundation and space enclosing structure, described top of temporarily shelving platform is provided with described lower railway beam, described lower railway beam extends to the original position below of described existing building always, beam gets on the right track described in the bottom of described existing building is fixedly installed, described in being arranged at, described walking mechanism gets on the right track between beam and described lower railway beam, can be by described after described existing building is separated with former basis, lower railway beam and described walking mechanism realize in described existing building original position and described translation of shelving between platform temporarily.
6. existing building as claimed in claim 5 displacement underground space structure, is characterized in that, described lower railway beam doubles as track in described existing building translation process and the structural beams of the normal operational phase of the described underground space simultaneously.
7. existing building displacement underground space structure as claimed in claim 5, is characterized in that, described walking mechanism is roller bearing or roller.
CN201410108485.6A 2014-03-21 2014-03-21 Existing building moving underground space structure and construction method CN103924795A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104499728A (en) * 2014-12-25 2015-04-08 北京国电龙源环保工程有限公司 Absorbing tower horizontal moving device and construction method thereof
CN105113540A (en) * 2015-09-01 2015-12-02 上海域邦建设集团有限公司 Construction method for newly-built large deep foundation pit basements under protection building

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001262595A (en) * 2000-03-22 2001-09-26 Kajima Corp Building construction method of underground building frame
CN1970897A (en) * 2005-11-23 2007-05-30 张准胜 Method and device for building underground space structure for established building by using public land
CN102127974A (en) * 2011-04-18 2011-07-20 上海现代建筑设计(集团)有限公司 Design and construction method of additional cellar under existing building
CN203856229U (en) * 2014-03-21 2014-10-01 上海建工四建集团有限公司 Underground space structure for existing building moving

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001262595A (en) * 2000-03-22 2001-09-26 Kajima Corp Building construction method of underground building frame
CN1970897A (en) * 2005-11-23 2007-05-30 张准胜 Method and device for building underground space structure for established building by using public land
CN102127974A (en) * 2011-04-18 2011-07-20 上海现代建筑设计(集团)有限公司 Design and construction method of additional cellar under existing building
CN203856229U (en) * 2014-03-21 2014-10-01 上海建工四建集团有限公司 Underground space structure for existing building moving

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104499728A (en) * 2014-12-25 2015-04-08 北京国电龙源环保工程有限公司 Absorbing tower horizontal moving device and construction method thereof
CN104499728B (en) * 2014-12-25 2016-05-11 北京国电龙源环保工程有限公司 Absorption tower translating device and construction method thereof
CN105113540A (en) * 2015-09-01 2015-12-02 上海域邦建设集团有限公司 Construction method for newly-built large deep foundation pit basements under protection building

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Application publication date: 20140716

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