CN102865083A - Working well free shield arrival engineering method and structure of existing basement structure - Google Patents

Working well free shield arrival engineering method and structure of existing basement structure Download PDF

Info

Publication number
CN102865083A
CN102865083A CN2012104101680A CN201210410168A CN102865083A CN 102865083 A CN102865083 A CN 102865083A CN 2012104101680 A CN2012104101680 A CN 2012104101680A CN 201210410168 A CN201210410168 A CN 201210410168A CN 102865083 A CN102865083 A CN 102865083A
Authority
CN
China
Prior art keywords
basement
shield
existing
lateral
fender post
Prior art date
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.)
Pending
Application number
CN2012104101680A
Other languages
Chinese (zh)
Inventor
张中杰
齐明山
陈加核
徐正良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Urban Construction Design Research Institute Co ltd
Original Assignee
Shanghai Urban Construction Design Research Institute Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Urban Construction Design Research Institute Co ltd filed Critical Shanghai Urban Construction Design Research Institute Co ltd
Priority to CN2012104101680A priority Critical patent/CN102865083A/en
Publication of CN102865083A publication Critical patent/CN102865083A/en
Pending legal-status Critical Current

Links

Abstract

The invention discloses a working well free shield arrival engineering method of an existing basement structure. The working well free shield arrival engineering method comprises the following steps of (1) building the basement structure with a fender post; (2) conducting layering slope release to remove backfilling sand between the outer lateral wall and the fender post; (3) arranging a connector ring beam and embedding a steel ring in the connector ring beam; (4) digging a lateral wall portion and a middle floor portion of the basement structure corresponding to an inside portion of the steel ring, and communicating the basement structure and the connector ring beam; (5) using a tool bit of a shield tunneling machine to cut the fender post and the inside of the steel ring, and communicating and jointing with the basement structure; and (6) retaining a shield casing, disassembling an in-house facility and the tool bit of the shield tunneling machine, and completing shield arrival work. The invention further comprises a working well free shield arrival structure. The working well free shield arrival engineering method and structure achieves communication and jointing of the shield tunneling machine and the basement structure, the existing basement structure has functions of shield work wells, construction is convenient and rapid, normal ground transportation is not influenced, engineering scale is small, and project investment is saved.

Description

Existing basement structure receive engineering method and structure thereof without active well shield structure
Technical field
The present invention relates to construction work tunnel construction technology field, what relate in particular to a kind of existing basement structure receives engineering method and structure thereof without active well shield structure.
Background technology
Reasonable development and to utilize urban underground space resource be to adapt to the needs that urban modernization and urban sustainable development are built.Along with the development in city, shield method becomes the first-selected engineering method of building subway sectional tunnel, crossing the tunnel, street because of it to the traffic above-ground pipeline without impact, construction safety low noise.Yet the needs according to existing technique must satisfy by active well is set reception and the lifting of shield machine, finally realize the connection of the adjacent underground space or subway station.
When adopting shield construction, at first will be at top and terminal excavation pit or the construction vertical shaft in tunnel, as starting well and the received well of shield structure and equipment assembly unit or dismounting.Therefore adopt conventional shield method, still need again to apply shield structure received well in the existing basement structure outside.This method is the extra increase construction costs of shield machine working shaft on the one hand, and shield structure well open-cut affects traffic above-ground, pipeline on the other hand, and the application region is limited.
What those skilled in the art was devoted to develop a kind of existing basement structure receives engineering method and structure thereof without active well shield structure, utilize existing basement structure to carry out the shield structure and receive construction, need not extra shield machine working shaft, construction costs and engineering have been reduced to the impact of traffic above-ground, pipeline etc., efficiently solve the series of problems in the construction, and economically feasible has broad application prospects in subway engineering.
Summary of the invention
Because the above-mentioned deficiency of prior art, the present invention be a kind of existing basement structure proposed receive engineering method without active well shield structure, utilize existing basement structure to carry out the shield structure and receive construction, need not extra shield machine working shaft, have reduction construction costs and engineering to the characteristics of the impacts such as traffic above-ground, pipeline.
For achieving the above object, what the invention provides a kind of existing basement structure receives engineering method without active well shield structure, is applied in the existing at least three layers basement structure, may further comprise the steps:
Step 1, construct more than three layers or three layers the basement structure with fender post;
Step 2, put the lateral wall of removing described basement structure in the slope and the Cast-in-situ Piles in Sand-filling between the described fender post by the ground layering;
Step 3, between the lateral wall of the basement structure of removing Cast-in-situ Piles in Sand-filling and fender post, the joint collar tie beam is set, is embedded with steel loop in the described joint collar tie beam;
Step 4, until described joint collar tie beam and basement structure reach set intensity after, cut sidewall and the middle floor part of the basement structure of corresponding described steel loop interior location, realize that basement structure is connected with the conducting of described joint collar tie beam;
Step 5, shield machine cutter head cut described fender post and described steel loop is inner, docks with the basement structure conducting by described steel loop;
Step 6, described shield machine cutter head are in the described steel loop, keep the shield shell, and shield machine internal unit and cutter head are removed, and finish shield structure reception work.
More excellent, also comprise: step 7, carry out concreting with the shield shell as external mold, shield shell, joint collar tie beam and basement structure are connected into integral body.
More excellent, the described concreting of described step 7 be with the shield shell as external mold, cast-in-situ steel reinforced concrete interval structure after the bar planting of basement structure lateral wall.
More excellent, the joint circle beam setting of described step 3 is between the lateral wall and fender post of underground two layers and the F3/B3 of described basement structure.
More excellent, underground two layers of clear height sum with F3/B3 of described basement structure are not less than 1.1 times of shield structure diameters.
More excellent, in described step 2, also comprise and carry out perforate at the lateral wall of described basement structure and the middle floor between the described fender post first, and then carry out layering and put the slope, the removing Cast-in-situ Piles in Sand-filling.
Therefore, a kind of existing basement structure of the present invention receive engineering method without active well shield structure, creationaryly utilize existing basement structure to carry out the shield structure to receive construction, need not to construct extra shield machine working shaft, effectively reduce construction costs and engineering to impacts such as traffic above-ground, pipelines, and it is convenient to construct, and practicality is high.
The present invention also proposes receiving without active well shield structure of a kind of existing basement structure and constructs, and comprises joint collar tie beam and the shield shell of constructing, be embedded with steel loop with the basement of fender post; Described joint circle beam setting is between the lateral wall and described fender post of described basement structure; It is inner that described shield shell is plugged in described steel loop, constructs inner conducting with basement.
More excellent, be provided with the cast-in-situ steel reinforced concrete layer of Construction integration between described shield shell, joint collar tie beam and the basement structure three.
More excellent, the corresponding described shield shell of described basement structure lateral wall and steel loop interior location are extended with reinforcing bar, are provided with as external mold so that the cast-in-situ steel reinforced concrete layer of described reinforcing bar, shield shell, joint collar tie beam and basement structure Construction integration with the shield shell.
More excellent, described basement is configured to three-layer structure, and described joint collar tie beam and the conducting of shield shell are arranged on underground two layers of lateral wall with F3/B3 of described basement structure.Those skilled in the art know, common three layers of basements structure that are followed successively by B1, underground two layers and F3/B3 from top to bottom, be arranged on F3/B3 overhead far away and underground two layers, the impact on ground that can further reduce, and be convenient to carry out conducting with shield tunnel and dock.
Therefore, receiving without active well shield structure of a kind of existing basement structure of the present invention constructed, simple in structure, creationaryly utilize existing basement structure to implement the shield structure to receive, substitute original received well, so that whole technological process all need not to build received well, reached the saving manpower financial capacity, save the duration simultaneously, improve the purpose of efficiency of construction.
In sum, existing basement structure of the present invention receive engineering method and structure thereof without active well shield structure, include but not limited to following characteristics:
1, need not take the construction plant on ground, not affect normal traffic above-ground;
2, need not carry out heavy excavation, need not to carry out relocation of services;
3, project scale is little, reduces investment outlay.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand fully purpose of the present invention, feature and effect.
Description of drawings
Fig. 1 be a specific embodiment existing basement structure receive the engineering method flow chart without active well shield structure.
Fig. 2 is the structural representation without active well shield structure reception structure of the existing basement structure of a specific embodiment.
Fig. 3 be existing basement structure receive structural representation when being configured in completing steps S1 without active well shield structure.
Fig. 4 be existing basement structure receive structural representation when being configured in completing steps S2 without active well shield structure.
Fig. 5 be existing basement structure receive structural representation when being configured in completing steps S3 without active well shield structure.
Fig. 6 be existing basement structure receive the structural representation of collar tie beam when being configured in completing steps S4 without active well shield structure.
Fig. 7 be existing basement structure receive the structural representation of collar tie beam when being configured in completing steps S5 without active well shield structure.
Fig. 8 is for having simultaneously two structural representations that receive another specific embodiment of structure.
The specific embodiment
Fig. 1 is the flow chart without active well shield structure reception engineering method of a kind of existing basement structure of an embodiment of the present invention.Application of construction method in this specific embodiment may further comprise the steps in existing three layers of basement structure:
In step S1, construct three layers with the basement structure of fender post, namely start from three layers of existing basement structure as shown in Figure 3, can certainly adopt other multi-layer underground cell structures such as four layers, five layers.Known in the art, can adopt distinct methods structure basement structure, for example reverse masonry method.
In step S2, according to three layers of existing among step S1 basement structure with fender post, put the lateral wall of the described basement structure of slope (as shown in Figure 4) removing and the Cast-in-situ Piles in Sand-filling between the described fender post by the ground layering.
In step S3, between the basement structure of removing Cast-in-situ Piles in Sand-filling through step S2 and fender post, construct joint collar tie beam (as shown in Figure 5), be embedded with steel loop in the described joint collar tie beam;
In step S4, until described joint collar tie beam and basement structure reach set intensity after, cut sidewall and the middle floor part (as shown in Figure 6) of the basement structure of corresponding described steel loop interior location, realize that basement structure is connected with the conducting of described joint collar tie beam;
In step S5, the shield machine cutter head cuts described fender post and described steel loop is inner, docks (as shown in Figure 7) by described steel loop with the basement structure conducting;
Then, in step S6, described shield machine cutter head is in the described steel loop, keeps the shield shell, and shield machine internal unit and cutter head are removed (as shown in Figure 2), finishes shield structure reception work.
By above-mentioned steps, realize that shield machine docks with the basement structure conducting, existing basement structure can possess the double function of doing shield machine working shaft.As seen, can realize the whole flow process without the reception of active well shield structure of existing basement structure by above-mentioned steps, construct convenient, need not to construct extra shield machine working shaft and receive, need not carry out heavy excavation, need not carry out relocation of services, need not take the construction plant on ground, do not affect normal traffic above-ground, project scale is little, has saved construction investment.
As the further specific embodiment of the present embodiment, behind completing steps S6, also comprise this step (not shown): carry out concreting with the shield shell as external mold, shield shell, joint collar tie beam and basement structure are connected into integral body.Exemplary, described concreting be with the shield shell as external mold, cast-in-situ steel reinforced concrete interval structure after the bar planting of basement structure lateral wall is further strengthened its bonding strength.
Exemplary, the joint collar tie beam of the step S3 in the present embodiment is constructed between the lateral wall and fender post of underground two layers and the F3/B3 of described basement structure.Underground two layers of clear height sum with F3/B3 of described basement structure are not less than 1.1 times of shield structure diameters.In step S2, also comprise and carry out perforate at the lateral wall of described basement structure and the middle floor between the described fender post first, and then carry out layering and put the slope, remove Cast-in-situ Piles in Sand-filling, further facilitate the operation that described layering is put the slope and removed Cast-in-situ Piles in Sand-filling by described perforate.
Shown in accompanying drawing 2-7, what the present invention also proposed a kind of existing basement structure receives structure without active well shield structure, comprises basement structure 1 with fender post 4, is embedded with joint collar tie beam 2 and the shield shell 6 of steel loop 7; Joint collar tie beam 2 is arranged between the lateral wall 3 and fender post 4 of basement structure; Shield shell 6 is plugged in described steel loop 7 inside, constructs 1 inner conducting with basement.
As the further specific embodiment of the present embodiment, be provided with the cast-in-situ steel reinforced concrete layer 5 of Construction integration between shield shell 6, joint collar tie beam 2 and basement structure 1 three.Exemplary, lateral wall 3 corresponding shield shells 6 and steel loop 7 interior locations of basement structure are extended with the reinforcing bar (not shown), are provided with as external mold so that described reinforcing bar, shield shell 6, joint collar tie beam 2 and basement structure 1 are realized the cast-in-situ steel reinforced concrete layer 5 of Construction integration with shield shell 6.
Exemplary, described basement is configured to three-layer structure as shown in Figure 3, and described joint collar tie beam and the conducting of shield shell are arranged on underground two layer of 12 lateral wall with F3/B3 13 of described basement structure.
As other embodiment of the present invention, can construct a plurality of the reception without active well shield structure at least three a layers existing basement and construct, have simultaneously as shown in Figure 8 two and receive structure.Certainly can also construct simultaneously according to actual needs the reception structure of other quantity, also can with described reception structure installation at other differently on the lateral wall of lower floor.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art need not creative work and just can design according to the present invention make many modifications and variations.Therefore, all in the art technician all should be in the determined protection domain by claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.

Claims (10)

  1. An existing basement structure receive engineering method without active well shield structure, be applied in the existing at least three layers basement structure, it is characterized in that, may further comprise the steps:
    Step 1, construct more than three layers or three layers the basement structure with fender post;
    Step 2, put the lateral wall of removing described basement structure in the slope and the Cast-in-situ Piles in Sand-filling between the described fender post by the ground layering;
    Step 3, between the lateral wall of the basement structure of removing Cast-in-situ Piles in Sand-filling and fender post, the joint collar tie beam is set, is embedded with steel loop in the described joint collar tie beam;
    Step 4, until described joint collar tie beam and basement structure reach set intensity after, cut sidewall and the middle floor part of the basement structure of corresponding described steel loop interior location, realize that basement structure is connected with the conducting of described joint collar tie beam;
    Step 5, shield machine cutter head cut described fender post and described steel loop is inner, docks with the basement structure conducting by described steel loop;
    Step 6, described shield machine cutter head are in the described steel loop, keep the shield shell, and shield machine internal unit and cutter head are removed, and finish shield structure reception work.
  2. Existing basement structure as claimed in claim 1 receive engineering method without active well shield structure, it is characterized in that, also comprise: step 7, carry out concreting with the shield shell as external mold, shield shell, joint collar tie beam and basement structure are connected into integral body.
  3. Existing basement structure as claimed in claim 2 receive engineering method without active well shield structure, it is characterized in that: the described concreting of described step 7 for the shield shell as external mold, cast-in-situ steel reinforced concrete interval structure after the bar planting of basement structure lateral wall.
  4. Existing basement structure as claimed in claim 1 receive engineering method without active well shield structure, it is characterized in that: the joint circle beam setting of described step 3 is between the lateral wall and fender post of underground two layers and the F3/B3 of described basement structure.
  5. Existing basement structure as claimed in claim 4 receive engineering method without active well shield structure, it is characterized in that: underground two layers of clear height sum with F3/B3 of described basement structure are not less than 1.1 times of shield structure diameters.
  6. 6. receive engineering method such as the described existing basement structure of the arbitrary claim of claim 1-5 without active well shield structure, it is characterized in that: in described step 2, also comprise and carry out perforate at the lateral wall of described basement structure and the middle floor between the described fender post first, and then carry out layering and put the slope, remove Cast-in-situ Piles in Sand-filling.
  7. 7. receiving without active well shield structure of an existing basement structure constructed, and it is characterized in that: comprise joint collar tie beam and the shield shell of constructing, be embedded with steel loop with the basement of fender post; Described joint circle beam setting is between the lateral wall and described fender post of described basement structure; It is inner that described shield shell is plugged in described steel loop, constructs inner conducting with basement.
  8. 8. receiving without active well shield structure of existing basement structure as claimed in claim 7 constructed, and it is characterized in that: the cast-in-situ steel reinforced concrete layer that is provided with Construction integration between described shield shell, joint collar tie beam and the basement structure three.
  9. 9. existing basement structure as claimed in claim 8 receives structure without active well shield structure, it is characterized in that: the corresponding described shield shell of described basement structure lateral wall and steel loop interior location are extended with reinforcing bar, are provided with as external mold so that the cast-in-situ steel reinforced concrete layer of described reinforcing bar, shield shell, joint collar tie beam and basement structure Construction integration with the shield shell.
  10. 10. construct such as receiving without active well shield structure of the described existing basement structure of the arbitrary claim of claim 7-9, it is characterized in that: described basement is configured to three-layer structure, and described joint collar tie beam and the conducting of shield shell are arranged on underground two layers of lateral wall with F3/B3 of described basement structure.
CN2012104101680A 2012-10-24 2012-10-24 Working well free shield arrival engineering method and structure of existing basement structure Pending CN102865083A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104101680A CN102865083A (en) 2012-10-24 2012-10-24 Working well free shield arrival engineering method and structure of existing basement structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104101680A CN102865083A (en) 2012-10-24 2012-10-24 Working well free shield arrival engineering method and structure of existing basement structure

Publications (1)

Publication Number Publication Date
CN102865083A true CN102865083A (en) 2013-01-09

Family

ID=47444184

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012104101680A Pending CN102865083A (en) 2012-10-24 2012-10-24 Working well free shield arrival engineering method and structure of existing basement structure

Country Status (1)

Country Link
CN (1) CN102865083A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103266896A (en) * 2013-05-24 2013-08-28 上海市城市建设设计研究总院 Construction method for shield tunneling machine retaining structure taking position firstly and being constructed secondly and for shield shaft excavation
CN105201518A (en) * 2015-10-13 2015-12-30 铁道第三勘察设计院集团有限公司 Method for receiving and disassembly of large-diameter slurry balance shield in hole
CN105422107A (en) * 2015-12-31 2016-03-23 北京建工土木工程有限公司 Method for receiving shield tunneling machine in tunnel
CN105863673A (en) * 2016-05-24 2016-08-17 长江勘测规划设计研究有限责任公司 Returnable pipe-jacking construction method for pushing machine body and construction structure
CN106194198A (en) * 2016-07-12 2016-12-07 中铁第四勘察设计院集团有限公司 A kind of shield method of reseptance under the conditions of domatic foundation ditch

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004339935A (en) * 2004-08-02 2004-12-02 Penta Ocean Constr Co Ltd Work method for connecting shield tunnel with existing tunnel
CN1693591A (en) * 2005-06-09 2005-11-09 上海市城市建设设计研究院 Construction method of reconstrating existant underground space into subway station
CN102094650A (en) * 2009-12-14 2011-06-15 上海市基础工程有限公司 Construction method for shield holing under complicated working conditions
CN202925564U (en) * 2012-10-24 2013-05-08 上海市城市建设设计研究总院 Tunnel shield receiving structure without working well of existing cellar structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004339935A (en) * 2004-08-02 2004-12-02 Penta Ocean Constr Co Ltd Work method for connecting shield tunnel with existing tunnel
CN1693591A (en) * 2005-06-09 2005-11-09 上海市城市建设设计研究院 Construction method of reconstrating existant underground space into subway station
CN102094650A (en) * 2009-12-14 2011-06-15 上海市基础工程有限公司 Construction method for shield holing under complicated working conditions
CN202925564U (en) * 2012-10-24 2013-05-08 上海市城市建设设计研究总院 Tunnel shield receiving structure without working well of existing cellar structure

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103266896A (en) * 2013-05-24 2013-08-28 上海市城市建设设计研究总院 Construction method for shield tunneling machine retaining structure taking position firstly and being constructed secondly and for shield shaft excavation
CN103266896B (en) * 2013-05-24 2015-05-20 上海市城市建设设计研究总院 Construction method for shield tunneling machine retaining structure taking position firstly and being constructed secondly and for shield shaft excavation
CN105201518A (en) * 2015-10-13 2015-12-30 铁道第三勘察设计院集团有限公司 Method for receiving and disassembly of large-diameter slurry balance shield in hole
CN105201518B (en) * 2015-10-13 2017-12-15 铁道第三勘察设计院集团有限公司 Disassembling method is received in a kind of major diameter slurry balance shield hole
CN105422107A (en) * 2015-12-31 2016-03-23 北京建工土木工程有限公司 Method for receiving shield tunneling machine in tunnel
CN105863673A (en) * 2016-05-24 2016-08-17 长江勘测规划设计研究有限责任公司 Returnable pipe-jacking construction method for pushing machine body and construction structure
CN106194198A (en) * 2016-07-12 2016-12-07 中铁第四勘察设计院集团有限公司 A kind of shield method of reseptance under the conditions of domatic foundation ditch

Similar Documents

Publication Publication Date Title
CN102094649B (en) Method for constructing underground space by shield-shallow buried covered excavation composite method
CN103981898B (en) A kind of inverse underground engineering construction method done of overall open cut node
CN102865083A (en) Working well free shield arrival engineering method and structure of existing basement structure
CN105298507B (en) A kind of underground pipe gallery construction method of top open cut bottom tunneler construction
CN103061358A (en) Construction method of one-side form bracing for underground structure sidewalls
US10030792B2 (en) Underground steel-concrete structure pipeline with spiral composite reinforcement ring on inner wall and manufacturing method thereof
CN104763433A (en) Underground excavation construction method of large-span subway station in flexible-top and hard-bottom stratum
CN105065009A (en) Method for shield expanding construction of subway station
CN104806274A (en) Large-span long-distance underground space main body supporting integrated structure and construction method
CN104947690A (en) Grooving construction method for embedding underground continuous wall into rock
CN202925564U (en) Tunnel shield receiving structure without working well of existing cellar structure
CN104131566A (en) Method for constructing basement foundation pit without horizontal braces
CN102182464A (en) Construction structure and construction method of channel structure
CN105065040A (en) Top-plate-prefabricated underground space underground excavation building method
CN101982614A (en) Method for drilling rocks into pile by utilizing all casing drill
CN105240024A (en) Parallel shield tunneling method for extended construction of subway station
CN103790393B (en) A kind of construction method of existing building structure integral replacement
CN102220764B (en) Construction method of deep foundation pit bracing system
CN2937300Y (en) FRP vinyl glass fibre reinfroced plastic strengthening rib cage
CN101660418B (en) Box culvert jack-in replacement rectangular pipe support method used for tunnel construction
CN210658340U (en) Prefabricated dado
CN105240023A (en) Method of adopting curved pipe-jacking supporting structure for extension of shield-driven subway station
CN202767087U (en) Top ring beam sharing device for sequential excavation of adjacent foundation pits
CN205152973U (en) Root stake
CN204960366U (en) Tunnel passes through device that underpins of existing large diameter pile building

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130109