CN109404009A - The negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel - Google Patents
The negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel Download PDFInfo
- Publication number
- CN109404009A CN109404009A CN201811495553.3A CN201811495553A CN109404009A CN 109404009 A CN109404009 A CN 109404009A CN 201811495553 A CN201811495553 A CN 201811495553A CN 109404009 A CN109404009 A CN 109404009A
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- Prior art keywords
- endless tube
- tube piece
- negative endless
- negative
- cylinder
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 12
- 230000008014 freezing Effects 0.000 abstract description 5
- 238000007710 freezing Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000032258 transport Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 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
- E21D11/08—Lining with building materials with preformed concrete slabs
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- 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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of negative endless tube piece overall pulling down structures of shield method service channel pin-connected panel, it is characterized in that each negative endless tube piece carried by support system trolley, that assembly is completed is fixed using bolt, and each negative endless tube piece is axially fixed connection using channel steel, form an integrally-built negative endless tube piece cylinder；In support system trolley, one section of movable distance is formed between the rear support plate of withdrawal and the side wall of shield tunnel；Entirety is fixedly connected as using push-and-pull rod between the rear support plate and negative endless tube piece cylinder of withdrawal, pushing tow can be carried out to rear support plate using the stull oil cylinder being arranged in support system trolley between vertical upright column and rear support plate, negative endless tube piece cylinder is enable to separate with positive endless tube piece.The present invention realizes negative endless tube piece overall pulling down during pin-connected panel Freezing Method for Cross-passage Construction.
Description
Technical field
The present invention relates to subway main track tunnel and section Freezing Method for Cross-passage Construction field, more say to body it is a kind of apply
The negative endless tube piece dismounting structure of pin-connected panel in shield method Freezing Method for Cross-passage Construction.
Background technique
In shield launching construction, negative endless tube piece is to provide a kind of temporary structure of counter-force for shield machine driving；Negative endless tube
Piece uses structure type identical with positive endless tube piece substantially；Support system is leaned in negative endless tube piece setting in shield machine dynamical system and afterwards
Between, the rigidity of structure and intensity after utilization by support system and negative endless tube piece provide stable counter-force for shield machine driving.
In the prior art, application of the negative endless tube piece in subway main track constructing tunnel is that negative endless tube piece is mounted on to the shield beginning
It sends out in vertical shaft, after shield machine tunnels to appropriate mileage or hole and leads to, needs to remove negative endless tube piece.Currently, for being located at
The dismounting of negative endless tube piece in shield launching vertical shaft is that block-by-block is removed from top to bottom using negative endless tube piece piecemeal and construction, uses
Vertical suspender pulls open monolithic section of jurisdiction in negative endless tube piece first, and then vertical handling goes out well.
But in the construction of shield method service channel, the negative endless tube piece of pin-connected panel in shield launching assembly in subway just
It in threaded list road, is limited by main track tunnel internal diameter, the headspace of negative endless tube piece is very narrow, cannot provide the vertical of suspender
Lifting job space, this makes the dismounting of negative endless tube piece become one of the difficult point in pin-connected panel Freezing Method for Cross-passage Construction.
Summary of the invention
The present invention is that it is negative to provide a kind of shield method service channel pin-connected panel to avoid above-mentioned deficiency of the prior art
Endless tube piece overall pulling down structure, keeps pin-connected panel Freezing Method for Cross-passage Construction smooth, guarantees project progress.
The present invention adopts the following technical scheme that in order to solve the technical problem
The characteristics of shield method service channel pin-connected panel of the present invention negative endless tube piece overall pulling down structure, is: for by support system
Each negative endless tube piece that trolley carries, that assembly is completed is fixed using bolt, and utilizes channel steel by each negative endless tube piece
It is axially fixed connection, forms an integrally-built negative endless tube piece cylinder；In support system trolley, the rear support plate of withdrawal
One section of movable distance is formed between the side wall of shield tunnel；Between the rear support plate and negative endless tube piece cylinder of withdrawal
It is fixedly connected as entirety using push-and-pull rod, using being arranged in support system trolley between vertical upright column and rear support plate
Stull oil cylinder can carry out pushing tow to the rear support plate, and negative endless tube piece cylinder is enable to separate with positive endless tube piece.
The characteristics of shield method service channel pin-connected panel of the present invention negative endless tube piece overall pulling down structure, lies also in: in the positive ring
Axial thrustor is set between section of jurisdiction and adjacent negative endless tube piece, using the axial thrustor and/or stull oil cylinder to institute
It states rear support plate and carries out pushing tow, negative endless tube piece cylinder and positive endless tube piece is made to obtain quick separating.
The characteristics of shield method service channel pin-connected panel of the present invention negative endless tube piece overall pulling down structure, lies also in: the axial top
Pushing device is the jack that positive endless tube piece side is fixedly mounted on using temporary support.
The characteristics of shield method service channel pin-connected panel of the present invention negative endless tube piece overall pulling down structure lies also in: the rigidity is drawn
Bar is four, and four push-and-pull rods are evenly arranged on the circumference of negative endless tube piece cylinder.
The characteristics of shield method service channel pin-connected panel of the present invention negative endless tube piece overall pulling down structure, lies also in: root push-and-pull rod
For the extended segment of channel steel.
The negative endless tube piece overall pulling down method of shield method service channel pin-connected panel of the present invention is to carry out as follows:
Each negative endless tube piece, is axially fixed by the connection bolt between step 1, each negative endless tube piece of fastening using channel steel
Connection forms an integrally-built negative endless tube piece cylinder；
Step 2, the reaction of bearing frame for removing the negative endless tube piece cylinder tail portion, using setting in support system trolley perpendicular
The rear support plate is withdrawn to the stull oil cylinder between column and rear support plate, so that in the rear support plate and shield
One section of movable distance is formed between the side wall in structure tunnel；
The rear support plate and negative endless tube piece cylinder are fixedly connected as entirety using push-and-pull rod by step 3, are removed just
Connection bolt between endless tube piece and the negative endless tube piece for being in negative endless tube piece barrel front end releases negative endless tube piece cylinder and positive ring
It is connected between section of jurisdiction；
Step 4 carries out pushing tow to the rear support plate using the stull oil cylinder in support system trolley, makes negative endless tube piece
Cylinder is moved with the rear support plate, and the negative endless tube piece cylinder is directly caused to be separated with positive endless tube piece；
Step 5, the negative endless tube piece cylinder separated keep being carried by the support system trolley, utilize the support system platform
Vehicle transports negative endless tube piece cylinder to well head along the trolley track in shield tunnel；
Negative endless tube piece cylinder Integral lifting by the vertical lifting equipment in ground is gone out well at well head by step 6, ground into
The dismantling of the negative endless tube piece of row, realizes the negative endless tube piece overall pulling down of shield method service channel pin-connected panel.
Compared with the prior art, the invention has the advantages that:
1, the method for the present invention solves the problems, such as that negative endless tube piece is removed in the construction of shield method service channel effectively.
2, the present invention elapses back support panel using the cross-brace oil cylinder in support system trolley, realizes negative ring
Section of jurisdiction cylinder is separated with positive endless tube piece, and with support system trolley, the trolley track along shield tunnel is carried out by negative endless tube piece cylinder
Transport, effective use have equipment, and the overall pulling down and handling for realizing negative endless tube piece cylinder go out well, the compact height of whole process
Effect, does not need to increase other equipments.
3, the present invention makes full use of existing equipment and setting, reorganizes and lays, and plays each component working performance, realizes small
The negative ring of reinforced concrete structure that weight is big, volume is big, hardly possible is removed is dismantled in space, avoids the construction risk individually removed,
Guarantee construction safety and construction efficiency.
4, the negative endless tube piece of pin-connected panel is closely connected in the present invention using channel steel formation entirety, gives full play to its rigidity
Can, guarantee to remove and handling process concrete structure will not loosely be fallen, guarantees safety.
Detailed description of the invention
Fig. 1 is negative endless tube piece overall pulling down structure in the present invention；
Fig. 1 a is the schematic side view of Fig. 1；
Fig. 2 is support system trolley schematic diagram in the present invention；
Fig. 2 a is the schematic side view of Fig. 2；
Negative endless tube piece reaction of bearing frame schematic diagram in Fig. 3 present invention；
Fig. 3 a is the schematic side view of Fig. 3；
Negative endless tube piece demolishing process schematic diagram in Fig. 4 present invention, to support panel retracted state；
Fig. 4 a is the schematic side view of Fig. 4；
The pulling force item of Fig. 5 bracket groove steel production of the present invention connects negative endless tube piece and support panel schematic diagram；
Fig. 5 a is the schematic side view of Fig. 5；
Negative ring overall pulling down schematic diagram in Fig. 6 present invention；
Negative ring integrally hangs out schematic diagram in Fig. 7 present invention；
Figure label: 1 support system trolley, 1a vertical upright column, 2 reaction of bearing framves, 3 rear support plates, 4 stull oil cylinders, 5
Negative endless tube piece, 6 positive endless tube pieces, 7 shield tunnels, 8 temporary supports, 9 jack, 10 channel steels, 10a push-and-pull rod, 11 suspender belts, 12
Track road.
Specific embodiment
Referring to Fig. 1, Fig. 1 a, Fig. 2, Fig. 2 a, Fig. 4 and Fig. 4 a, the negative endless tube of shield method service channel pin-connected panel in the present embodiment
Piece overall pulling down structure is: for carried, be completed by support system trolley 1 assembled each negative endless tube piece 5 using bolt into
Row is fixed, and each negative endless tube piece 5 is axially fixed connection using channel steel 10, forms an integrally-built negative endless tube piece cylinder；
In support system trolley 1, one section of movable distance is formed between the rear support plate 3 of withdrawal and the side wall of shield tunnel 7；
It is fixedly connected as entirety using push-and-pull rod 10a between the rear support plate 3 and negative endless tube piece cylinder of withdrawal, is existed using setting
Stull oil cylinder 4 in support system trolley 1 between vertical upright column 1a and rear support plate 3 can push up rear support plate 3
It pushes away, negative endless tube piece cylinder is enable to separate with positive endless tube piece 6.
In specific implementation, corresponding measure also includes:
As shown in Figure 4 and Figure 6, axial thrustor is set between positive endless tube piece 6 and adjacent negative endless tube piece 5, utilizes axis
Pushing tow is carried out to rear support plate 3 to thrustor and/or stull oil cylinder 4, obtains negative endless tube piece cylinder and positive endless tube piece 6 fastly
Speed separation, axial thrustor is the jack 9 that positive 6 side of endless tube piece is fixedly mounted on using temporary support 8；Push-and-pull rod
10a is four, and four push-and-pull rod 10a are evenly arranged on the circumference of negative endless tube piece cylinder；Root push-and-pull rod 10a is prolonging for channel steel 10
Stretch section.
The negative endless tube piece overall pulling down method of shield method service channel pin-connected panel carries out as follows in the present embodiment:
Each negative endless tube piece 5, is axially fixed by the connection bolt between step 1, each negative endless tube piece 5 of fastening using channel steel 10
Connection is formed an integrally-built negative endless tube piece cylinder, is enhanced the globality of negative endless tube piece cylinder using channel steel 10.
Step 2, the reaction of bearing frame 2 (as shown in Fig. 3 and Fig. 3 a) for removing negative endless tube piece cylinder tail portion, utilize support system
Be arranged in trolley 1 stull oil cylinder 4 between vertical upright column 1a and rear support plate 3 rear support plate 3 is withdrawn (such as Fig. 4 and
Shown in Fig. 4 a) so that forming one section of movable distance between rear support plate 3 and the side wall of shield tunnel 7.
Rear support plate 3 and negative endless tube piece cylinder are fixedly connected as whole (such as Fig. 5 using push-and-pull rod 10a by step 3
With shown in Fig. 5 a), remove the connection bolt between positive endless tube piece 6 and the negative endless tube piece 5 for being in negative endless tube piece barrel front end, make to bear
Endless tube piece cylinder is released to be connected between positive endless tube piece 6.
Step 4 carries out pushing tow to rear support plate 3 using the stull oil cylinder 4 in support system trolley 1, makes negative endless tube piece
Cylinder is moved with rear support plate 3, and negative endless tube piece cylinder is directly caused to be able to separate (as shown in Figure 6) with positive endless tube piece 6.
Step 5, the negative endless tube piece cylinder holding separated are carried by support system trolley 1, will be born using support system trolley 1
Endless tube piece cylinder is along the transport of trolley track 12 in shield tunnel 7 to well head.
Step 6 passes through the vertical lifting equipment in ground at well head, using suspender belt 11 (as shown in Figure 7), by negative endless tube piece cylinder
Body Integral lifting goes out well, carries out the dismantling of negative endless tube piece on ground, realizes that the negative endless tube piece of shield method service channel pin-connected panel is whole
It removes.In specific implementation, it can also be installed between positive endless tube piece 6 and adjacent negative endless tube piece 5 axial when completing step 1
Thrustor carries out pushing tow to rear support plate 3 using axial thrustor and/or stull oil cylinder 4, makes negative ring in step 4
Section of jurisdiction cylinder and positive endless tube piece quick separating；Axial thrustor is that positive 6 side of endless tube piece is fixedly mounted on using temporary support 8
Jack 9；Four are set by push-and-pull rod 10a, four push-and-pull rod 10a are evenly arranged on the circumference of negative endless tube piece cylinder,
Push-and-pull rod 10a is also using channel members, and is the extended segment of channel steel 10, with the globality of reinforcement structure.
Claims (5)
1. the negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel, it is characterized in that: for by support system trolley (1)
Each negative endless tube piece (5) carrying, that assembly is completed is fixed using bolt, and utilizes channel steel (10) by each negative endless tube
Piece (5) is axially fixed connection, forms an integrally-built negative endless tube piece cylinder；In support system trolley (1), after withdrawal
One section of movable distance is formed between portion's support plate (3) and the side wall of shield tunnel (7)；In the rear support plate (3) of withdrawal
It is fixedly connected as entirety using push-and-pull rod (10a) between negative endless tube piece cylinder, using setting in support system trolley (1)
Stull oil cylinder (4) between vertical upright column (1a) and rear support plate (3) can carry out pushing tow to the rear support plate (3),
Separate negative endless tube piece cylinder with positive endless tube piece (6).
2. the negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel according to claim 1, it is characterized in that:
Axial thrustor is set between the positive endless tube piece (6) and adjacent negative endless tube piece (5), using the axial thrustor and/
Or stull oil cylinder (4) carries out pushing tow to the rear support plate (3), obtains negative endless tube piece cylinder and positive endless tube piece (6) quickly
Separation.
3. the negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel according to claim 2, it is characterized in that: institute
Stating axial thrustor is the jack (9) that positive endless tube piece (6) side is fixedly mounted on using temporary support (8).
4. the negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel according to claim 1, it is characterized in that: institute
Stating push-and-pull rod (10a) is four, and four push-and-pull rods (10a) are evenly arranged on the circumference of negative endless tube piece cylinder.
5. the negative endless tube piece overall pulling down structure of shield method service channel pin-connected panel according to claim 4, it is characterized in that: root
Push-and-pull rod (10a) is the extended segment of channel steel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495553.3A CN109404009B (en) | 2018-12-07 | 2018-12-07 | Integral dismounting structure for assembled type negative ring pipe slice of shield method connection channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811495553.3A CN109404009B (en) | 2018-12-07 | 2018-12-07 | Integral dismounting structure for assembled type negative ring pipe slice of shield method connection channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109404009A true CN109404009A (en) | 2019-03-01 |
| CN109404009B CN109404009B (en) | 2024-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811495553.3A Active CN109404009B (en) | 2018-12-07 | 2018-12-07 | Integral dismounting structure for assembled type negative ring pipe slice of shield method connection channel |
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| Country | Link |
|---|---|
| CN (1) | CN109404009B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424983A (en) * | 2019-08-09 | 2019-11-08 | 中建八局轨道交通建设有限公司 | Power device and its method for dismounting are unloaded convenient for the negative endless tube piece of dismounting |
| CN111963216A (en) * | 2020-07-30 | 2020-11-20 | 中铁十七局集团第三工程有限公司 | Assembly type tunnel trolley and assembly method |
| CN113137246A (en) * | 2021-05-19 | 2021-07-20 | 北京建工土木工程有限公司 | Tunnel portal negative ring pipe piece dismounting device and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649647A (en) * | 2014-11-11 | 2016-06-08 | 粤水电轨道交通建设有限公司 | Dismounting method of negative ring duct piece in shield tunneling tunnel |
| CN106948833A (en) * | 2017-04-05 | 2017-07-14 | 宁波大学 | Pin-connected panel service channel structure and its construction method |
| CN207212357U (en) * | 2017-09-14 | 2018-04-10 | 北京城建中南土木工程集团有限公司 | A kind of shield segment assembling angular transition steel loop device |
-
2018
- 2018-12-07 CN CN201811495553.3A patent/CN109404009B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649647A (en) * | 2014-11-11 | 2016-06-08 | 粤水电轨道交通建设有限公司 | Dismounting method of negative ring duct piece in shield tunneling tunnel |
| CN106948833A (en) * | 2017-04-05 | 2017-07-14 | 宁波大学 | Pin-connected panel service channel structure and its construction method |
| CN207212357U (en) * | 2017-09-14 | 2018-04-10 | 北京城建中南土木工程集团有限公司 | A kind of shield segment assembling angular transition steel loop device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424983A (en) * | 2019-08-09 | 2019-11-08 | 中建八局轨道交通建设有限公司 | Power device and its method for dismounting are unloaded convenient for the negative endless tube piece of dismounting |
| CN110424983B (en) * | 2019-08-09 | 2020-11-03 | 中建八局轨道交通建设有限公司 | Force unloading device convenient for dismounting negative ring pipe piece and dismounting method thereof |
| CN111963216A (en) * | 2020-07-30 | 2020-11-20 | 中铁十七局集团第三工程有限公司 | Assembly type tunnel trolley and assembly method |
| CN111963216B (en) * | 2020-07-30 | 2022-06-14 | 中铁十七局集团第三工程有限公司 | Assembly type tunnel trolley and assembly method |
| CN113137246A (en) * | 2021-05-19 | 2021-07-20 | 北京建工土木工程有限公司 | Tunnel portal negative ring pipe piece dismounting device and method thereof |
| CN113137246B (en) * | 2021-05-19 | 2023-11-14 | 北京建工土木工程有限公司 | Device and method for dismantling negative ring pipe slice of tunnel portal |
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| Publication number | Publication date |
|---|---|
| CN109404009B (en) | 2024-01-02 |
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