CN108590705A - A kind of shield beginning well north and south side reserved opening formwork support system - Google Patents
A kind of shield beginning well north and south side reserved opening formwork support system Download PDFInfo
- Publication number
- CN108590705A CN108590705A CN201810421469.0A CN201810421469A CN108590705A CN 108590705 A CN108590705 A CN 108590705A CN 201810421469 A CN201810421469 A CN 201810421469A CN 108590705 A CN108590705 A CN 108590705A
- Authority
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- China
- Prior art keywords
- support system
- shield
- reserved opening
- south side
- north
- 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
Links
- 238000009415 formwork Methods 0.000 title claims abstract description 17
- 238000010276 construction Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000002023 wood Substances 0.000 claims description 18
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a kind of shield beginning well north and south side reserved opening formwork support systems, transverse passage-way is reserved including template system, support system, reserved opening and shield beginning well north and south side, the template system and support system are arranged at shield beginning well north and south side and reserve in the reserved opening of transverse passage-way；The support system includes design of coupler scaffold, shield well north and south side reserved opening is synchronized with shield well sidewall structure and is poured, the support of reserved opening bottom is using design of coupler scaffold as support system, using to supportting steel pipe, reserved opening inner support body system connect integral with shield well support system for side wall support；By setting template system and support system in the reserved opening that transverse passage-way is reserved in shield beginning well north and south side, the arch arch section and ring beam side wall of reserved opening are supported, formwork structure intensity is high；The bearing strength for improving support system keeps its support more secured, reliable, reduces construction risk.
Description
Technical field
The present invention relates to constructing metro tunnel technical fields, more specifically, it relates to which a kind of shield beginning well north and south side is pre-
Box out mouth template support system.
Background technology
In subway work, " shield construction " is used as a kind of advanced method for tunnel construction, has mechanical automation journey
Degree is high, speed of application is fast, ground disturbance is small, road traffic, ground surface environment is not interfered to influence the advantages that small, at present in China tunnel
Engineering field has obtained extensive utilization, and later shield tunnel proportion shared in China's field of traffic will be increasingly
Greatly.
It is shield launching construction to build the work that tunnel first has to carry out using shield construction, if shield launching is constructed
It is not interior AT STATION carry out, it usually needs then shield machine is hung in and originated in vertical shaft by a shield launching vertical shaft of first constructing again
Carry out shield launching construction.Shield machine cannot carry out tuning in the when of being promoted on the track of bracket that originates originated in vertical shaft, and
Shield launching construction often carries out in having performed the vertical shaft soil layer that grouting and reinforcing or rotary churning pile are reinforced, and the resistance of driving is very
Greatly, thus shield launching construction be all the time shield construction tunnel heavy difficult point and risk point, be one in shield construction
A particularly important link, is often related to the success or failure of entire shield tunnel construction.
At present when shield beginning well north and south side reserved opening carries out shield launching construction, for the shield of north and south side reserved opening
Structure is very important link in subway work, needs manually or mechanically to cut portal glass in the construction of north and south side reserved opening
Fiber bar stake cuts, portal poor flatness longer with clearance time, and when originating the soil body cave in the risk of soil erosion compared with
Height, the waste of portal plugging material are serious.When being supported to north and south side reserved opening using template, need preferable north and south side reserved
Opening mould plate support system satisfies the use demand.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of shield beginning well north and south side reserved opening
Form bracing system, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of shield beginning well north and south side reserved opening formwork support system, including template system, support system, reserved opening
Transverse passage-way is reserved with shield beginning well north and south side, it is reserved that the template system and support system are arranged at shield beginning well north and south side
In the reserved opening of transverse passage-way；The template system includes arch arch section template, circumferential keel, longitudinal keel, adjustable
Jacking, ring beam side template panel, vertical back cord and lateral back cord；The support system includes design of coupler scaffold, shield well
North and south side reserved opening is synchronized with shield well sidewall structure and is poured, and the support of reserved opening bottom is using design of coupler scaffold as branch
Support body system, using to supportting steel pipe, reserved opening inner support body system connect integral with shield well support system for side wall support.
Further, the ring beam side template panel that transverse passage-way is reserved in launching shaft north and south side is 18mm thickness glued boards,
Vertical back cord is 100mm × 50mm lumps of wood, and spacing 200mm, lateral back cord is 100mm × 100mm lumps of wood, spacing 600mm.
Further, the scaffold upright rod spacing of the design of coupler scaffold is 500 × 175mm, and scaffold waling stripe is perpendicular
It it is 0.5 meter to spacing.
Further, the side wall support is using to supportting steel pipe, vertical spacing 0.5m.
Further, by adjustable jack connect with support system on the inside of template system.
Further, it is internally provided with bridging in support system.
Further, in leading for support system both sides and shield well construction of guide wall is equipped between wall stitches.
Further, it is equipped in support system bottom and pads the lumps of wood, the size for padding the lumps of wood is the lumps of wood of 100 × 50mm.
In conclusion the present invention has the advantages that compared with prior art：
The present invention passes through setting template system and supporter in the reserved opening that transverse passage-way is reserved in shield beginning well north and south side
System, template system use arch arch section template, circumferential keel, longitudinal keel, adjustable jack, ring beam side template panel, erect
To back cord and lateral back cord, the arch arch section and ring beam side wall of reserved opening are supported, in circumferential keel, Zong Xianglong
Under the reinforcing of bone and vertical back cord and lateral back cord, formwork structure intensity is high；Secondly, the support being made of design of coupler scaffold
System improves the bearing strength of support system, keeps its support more secured, reliable, reduces construction risk.
More clearly to illustrate the structure feature and effect of the present invention, come below in conjunction with the accompanying drawings to this hair with specific embodiment
It is bright to be described in detail.
Description of the drawings
Fig. 1 is the shield well north side reserved opening formwork support system figure of the present invention.
Fig. 2 is the shield well southern side reserved opening formwork support system figure of the present invention.
Fig. 3 is form bracing system sectional view at the reserved opening of the present invention.
Reference numeral：The arch 1- arch section template, 2- circumferential directions keel, 3- longitudinal keels, 4- adjustable jacks, 5- ring beams side
The vertical back cord of form surfacing, 6-, 7- transverse directions back cord, 8- construction of guide wall seam, 9-, which pad the lumps of wood, 10- reserved openings, 11- shields, to be begun
Transverse passage-way, 12- bridgings, 13- are reserved to supportting steel pipe in well north and south side.
Specific implementation mode
The following further describes the technical solution of the present invention in the following with reference to the drawings and specific embodiments.
Referring to Fig. 1-Fig. 3, a kind of shield beginning well north and south side reserved opening formwork support system, including template system, support
Transverse passage-way 11 is reserved in system, reserved opening 10 and shield beginning well north and south side, and the template system and support system are arranged at
It reserves in the reserved opening 10 of transverse passage-way 11 shield beginning well north and south side.
The template system includes arch arch section template 1, circumferential keel 2, longitudinal keel 3, adjustable jack 4, ring
Side template panel 5, vertical back cord 6 and lateral back cord 7；
Template system：The ring beam side template panel 5 that transverse passage-way 11 is reserved in launching shaft north and south side is thick glued using 18mm
Plate, vertical back cord 6 use 100mm × 50mm lumps of wood, spacing 200mm, lateral back cord 7 to use 100mm × 100mm lumps of wood, spacing
600mm；
Arch arch section template 1 uses 18mm thickness wood plywoods, carries out assembly according to arch radian, circumferential keel 2 are adopted
WithSteel pipe is bent according to radian, ring beam bottom sets 4 altogether, spacing 175mm；Longitudinal keel 3 uses 100mm × 100mm
The lumps of wood, spacing 0.5m refer to lower Fig. 1, Fig. 2.
The support system includes design of coupler scaffold；
Support system：Shield well north and south side reserved opening is synchronized with shield well sidewall structure and is poured, reserved opening bottom branch
Support is using design of coupler scaffold as support system, and scaffold upright rod spacing is 500 × 175mm, and scaffold waling stripe is vertical
Spacing is 0.5 meter, as shown in Figure 2 and Figure 3；Side wall support is using to supportting steel pipe 13, vertical spacing 0.5m；Inside reserved opening 10
Support system connect integral with shield well support system, refers to lower Fig. 3.
Preferably, in the present embodiment, by adjustable jack 4 connect with support system on the inside of template system.
It is internally provided in support system referring to Fig. 3 in order to further improve the structural strength and stability of support system
Bridging 12 is equipped with construction of guide wall between wall and stitches 8, propping up for increasing structural strength in leading for support system both sides and shield well
Support body system bottom is equipped with and pads the lumps of wood 9, and the size for padding the lumps of wood 9 is the lumps of wood of 100 × 50mm.
The technical principle that the present invention is described above in association with specific embodiment, is only the preferred embodiment of the present invention.This
The protection domain of invention is not limited merely to above-described embodiment, and all technical solutions belonged under thinking of the present invention belong to the present invention
Protection domain.Those skilled in the art would not require any inventive effort the other specific realities that can associate the present invention
Mode is applied, these modes are fallen within protection scope of the present invention.
Claims (8)
1. a kind of shield beginning well north and south side reserved opening formwork support system, including template system, support system, reserved opening
(10) and transverse passage-way (11) is reserved in shield beginning well north and south side, which is characterized in that the template system and support system is respectively provided with
In the reserved opening (10) that transverse passage-way (11) is reserved in shield beginning well north and south side；The template system includes arch arch section
Template (1), circumferential keel (2), longitudinal keel (3), adjustable jack (4), ring beam side template panel (5), vertical back cord (6) and cross
To back cord (7)；The support system includes design of coupler scaffold, and shield well north and south side reserved opening is the same as shield well sidewall structure
It synchronizes and pours, the support of reserved opening bottom is using design of coupler scaffold as support system, and side wall support is using to supportting steel pipe
(13), reserved opening (10) inner support body system connect integral with shield well support system.
2. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 1, which is characterized in that institute
It is 18mm thickness glued boards, vertical back cord (6) to state launching shaft north and south side and reserve the ring beam side template panel (5) of transverse passage-way (11)
For 100mm × 50mm lumps of wood, spacing 200mm, lateral back cord (7) is 100mm × 100mm lumps of wood, spacing 600mm.
3. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 1 or 2, feature exist
In the scaffold upright rod spacing of the design of coupler scaffold is 500 × 175mm, and the vertical spacing of scaffold waling stripe is 0.5
Rice.
4. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 3, which is characterized in that institute
Side wall support is stated using to support steel pipe (13), vertical spacing 0.5m.
5. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 1, which is characterized in that
By adjustable jack (4) connect with support system on the inside of template system.
6. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 1, which is characterized in that
Support system is internally provided with bridging (12).
7. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 6, which is characterized in that
The leading of support system both sides and shield well is equipped with construction of guide wall between wall and stitches (8).
8. a kind of shield beginning well north and south side reserved opening formwork support system according to claim 7, which is characterized in that
Support system bottom is equipped with and pads the lumps of wood (9), and the size for padding the lumps of wood (9) is the lumps of wood of 100 × 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810421469.0A CN108590705A (en) | 2018-05-04 | 2018-05-04 | A kind of shield beginning well north and south side reserved opening formwork support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810421469.0A CN108590705A (en) | 2018-05-04 | 2018-05-04 | A kind of shield beginning well north and south side reserved opening formwork support system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108590705A true CN108590705A (en) | 2018-09-28 |
Family
ID=63619858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810421469.0A Pending CN108590705A (en) | 2018-05-04 | 2018-05-04 | A kind of shield beginning well north and south side reserved opening formwork support system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108590705A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252880A (en) * | 2018-11-14 | 2019-01-22 | 天津三建建筑工程有限公司 | The component of leak at a kind of shield duct piece for preventing shield tunnel |
| CN109681239A (en) * | 2019-01-16 | 2019-04-26 | 北京市政建设集团有限责任公司 | A kind of unearthed tunnel mould bases construction method of shield |
| CN110645022A (en) * | 2019-10-29 | 2020-01-03 | 中建八局轨道交通建设有限公司 | Self-anchored formwork support system for connecting channel and construction method |
| CN115263342A (en) * | 2022-07-29 | 2022-11-01 | 华东交通大学 | Multifunctional operation frame for chiseling construction of earth pressure balance shield tunnel portal |
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| CN2701972Y (en) * | 2004-07-01 | 2005-05-25 | 北京建工一建工程建设有限公司 | Bending column wood template with saw gullet |
| CN1730909A (en) * | 2005-08-04 | 2006-02-08 | 上海隧道工程股份有限公司 | Steel formwork support system for extruded concrete lining method for shielding rectangular tunnel |
| CN102322149A (en) * | 2011-06-27 | 2012-01-18 | 中国建筑第二工程局有限公司 | Full-section overall casting construction method for circulating water pipe ditch of nuclear power plant |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252880A (en) * | 2018-11-14 | 2019-01-22 | 天津三建建筑工程有限公司 | The component of leak at a kind of shield duct piece for preventing shield tunnel |
| CN109252880B (en) * | 2018-11-14 | 2024-03-19 | 天津三建建筑工程有限公司 | A component for preventing shield segment department of shield tunnel leaks |
| CN109681239A (en) * | 2019-01-16 | 2019-04-26 | 北京市政建设集团有限责任公司 | A kind of unearthed tunnel mould bases construction method of shield |
| CN110645022A (en) * | 2019-10-29 | 2020-01-03 | 中建八局轨道交通建设有限公司 | Self-anchored formwork support system for connecting channel and construction method |
| CN115263342A (en) * | 2022-07-29 | 2022-11-01 | 华东交通大学 | Multifunctional operation frame for chiseling construction of earth pressure balance shield tunnel portal |
| CN115263342B (en) * | 2022-07-29 | 2023-03-31 | 华东交通大学 | Multifunctional operation frame for earth pressure balance shield tunnel portal chiseling construction |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180928 |