CN112253148A - Movable supporting method for enabling shield to horizontally move through station middle plate in stacking arrangement of travelling crane tunnels - Google Patents
Movable supporting method for enabling shield to horizontally move through station middle plate in stacking arrangement of travelling crane tunnels Download PDFInfo
- Publication number
- CN112253148A CN112253148A CN202011204085.7A CN202011204085A CN112253148A CN 112253148 A CN112253148 A CN 112253148A CN 202011204085 A CN202011204085 A CN 202011204085A CN 112253148 A CN112253148 A CN 112253148A
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- supporting
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- middle plate
- shield
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000005641 tunneling Effects 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 76
- 239000010959 steel Substances 0.000 claims description 76
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 241001669679 Eleotris Species 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/58—Devices for setting props or chocks
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/58—Devices for setting props or chocks
- E21D15/585—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention provides a movable supporting method for a shield translation passing station middle plate for a driving tunnel stacking arrangement, and relates to the technical field of underground construction engineering. The shield translation passing station middle plate moving type supporting method for the driving tunnel stacking arrangement comprises a moving reinforcing trolley used for the method and a using method of the trolley, and comprises the following steps: s1, maintaining the close-contact supporting jacking force of the external supporting structure, and unloading the close-contact supporting jacking force of the internal supporting structure; s2, applying a close-contact supporting jacking force of the internal supporting structure to the end of the external supporting structure in the moving direction of the shield tunneling machine; s3, unloading supporting jacking force by the external supporting structure, and translating the external supporting structure forwards; and S4, applying external support close-contact support jacking force, and translating the shield tunneling machine to the position above the external support structure. By using the movable supporting method, the middle plate at the bottom end of the shield machine is guaranteed to be movably supported, and the middle plate is prevented from being crushed by the shield machine.
Description
Technical Field
The invention relates to the technical field of underground construction engineering, in particular to a movable supporting method for shield translation passing through a station middle plate for driving tunnel stacking arrangement.
Background
Generally, the shield machine passes through the station bottom plate structure in an air-pushing mode, when a subway left line traveling tunnel and a subway right line traveling tunnel are arranged in an up-and-down stacking mode, the shield machine tunneling an upper layer tunnel needs to pass through the subway station middle plate, and in the stage of translating from the station middle plate and passing through the station, the shield machine and self weight of a rear matching machine can generate adverse effects on the safety of the subway station middle plate structure.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a mobile supporting method for a shield translation passing station middle plate for the stacking arrangement of a travelling crane tunnel, which solves the problem that the shield machine and the self weight of a rear support can adversely affect the safety of a middle plate structure when the existing shield machine passes the station.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a movable supporting method for shield translation of a driving tunnel stacking arrangement through a station middle plate comprises a movable reinforcing trolley used for the method, wherein the movable reinforcing trolley comprises a bottom plate and a middle plate, the upper end of the bottom plate is fixedly provided with two rows of outer steel supporting columns and two rows of inner steel supporting columns, the two rows of inner steel supporting columns are positioned at the inner sides of the two rows of outer steel supporting columns, the top ends of the outer steel supporting columns and the inner steel supporting columns are respectively provided with a telescopic movable end support, the top ends of the telescopic movable end supports are respectively provided with a double-spliced 45b longitudinal beam, the lower ends of the outer steel supporting columns and the inner steel supporting columns are respectively provided with a sleeper 5, the sleepers are fixedly connected to the upper end face of the bottom plate, the upper end face of each sleeper is fixedly provided with four steel rails, and the lower ends of the outer steel supporting columns and the inner steel supporting columns are contacted with the top ends, and the upper ends of the outer steel supporting columns and the inner steel supporting columns are provided with an operation platform.
Preferably, a plurality of slide rails are fixedly arranged on the side wall between the adjacent outer steel support stand column and the inner steel support stand column.
Preferably, the two rows of inner steel supporting columns are provided with longitudinal vertical cross braces, and the front two spans of the two rows of inner steel supporting columns are respectively provided with two horizontal cross braces and two transverse vertical cross braces.
Preferably, the two rows of inner steel support columns are provided with transverse and longitudinal vertical cross braces, and two horizontal cross braces are arranged at intervals.
Preferably, the two rows of outer steel support columns and the additional structures thereof form an outer support structure, and the two rows of inner steel support columns and the additional structures thereof form an inner support structure.
A shield translation passing station middle plate mobile type supporting method for driving tunnel stacking arrangement comprises the following steps:
s1, maintaining the close-contact supporting jacking force of the external supporting structure, and unloading the close-contact supporting jacking force of the internal supporting structure;
s2, applying a close-contact supporting jacking force of the internal supporting structure to the end of the external supporting structure in the moving direction of the shield tunneling machine;
s3, unloading supporting jacking force by the external supporting structure, and translating the external supporting structure forwards;
and S4, applying external support close-contact support jacking force, and translating the shield tunneling machine to the position above the external support structure.
Preferably, the jacking force applying method comprises the steps of pressurizing each steel support upright by adopting a hydraulic machine in cooperation with a 5T jack after the outer steel support upright, the inner steel support upright, the cross braces, the profile steel and the like are erected in place, hoisting the jack into the telescopic movable end support bolt by adopting a crane, inserting the plug iron and the inclined iron into the movable end bolt after the telescopic movable end support bolt is pre-stressed to 3-4T, tightly knocking the plug iron and the inclined iron, and then unloading the jack, so that the close adhesion of the double-spliced 45b longitudinal beam above the steel support upright and the middle plate is ensured.
(III) advantageous effects
The invention provides a movable supporting method for shield translation passing station middle plate for driving tunnel stacking arrangement. The method has the following beneficial effects:
the invention designs a shield translation passing station middle plate moving type supporting method for driving tunnel stacking arrangement, which comprises a supporting trolley used for the method, wherein the trolley is placed at the bottom end of a middle plate to support the middle part, and when a shield machine moves, the trolley moves in advance, so that the middle plate at the bottom end of the shield machine is ensured to move and support, and the middle plate is prevented from being crushed by the shield machine.
Drawings
FIG. 1 is a schematic view of a mobile reinforcement trolley of the present invention;
FIG. 2 is a bottom schematic view of the mobile reinforcement trolley of the present invention;
FIG. 3 is a schematic view of the steel support column jacking force applying method of the present invention;
FIG. 4 is a flow chart of a first mobile support of the present invention;
FIG. 5 is a flow chart of a second mobile support of the present invention;
FIG. 6 is a flow chart of a third mobile support of the present invention;
FIG. 7 is a flow chart of a fourth mobile support of the present invention.
Wherein, 1, a bottom plate; 2. a middle plate; 3. an outer steel support column; 4. an inner steel support column; 5. a sleeper; 6. a steel rail; 7. the telescopic movable end supports; 8. double-spliced 45b stringers; 9. a slide rail; 10. an operation platform.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-7, the embodiment of the present invention provides a mobile shield tunneling support method for a driving tunnel stacking arrangement, wherein the method comprises a mobile reinforcing trolley used in the method, the mobile reinforcing trolley comprises a bottom plate 1 and a middle plate 2, two rows of outer steel support columns 3 and two rows of inner steel support columns 4 are fixedly arranged at the upper end of the bottom plate 1, the two rows of inner steel support columns 4 are located at the inner sides of the two rows of outer steel support columns 3, telescopic movable end supports 7 are respectively arranged at the top ends of the outer steel support columns 3 and the inner steel support columns 4, double-spliced 45b longitudinal beams 8 are respectively arranged at the top ends of the telescopic movable end supports 7, sleepers 5 are respectively arranged at the lower ends of the outer steel support columns 3 and the inner steel support columns 4, the sleepers 5 are fixedly connected to the upper end surface of the bottom plate 1, four steel rails 6 are fixedly arranged on the upper end surface, the lower ends of the outer steel support columns 3 and the inner steel support columns 4 are in contact with the top ends of the four steel rails 6, and the upper ends of the outer steel support columns 3 and the inner steel support columns 4 are provided with an operation platform 10.
All fixedly on the lateral wall between adjacent outer steel support post 3 and interior steel support post 4 set up many slide rails 9, two rows of outer steel support post 3 set up vertical bridging, and two preceding strides of two rows of outer steel support post 3 set up twice horizontal bridging, horizontal vertical bridging, two rows of interior steel support post 4 set up horizontal, vertical bridging, and the interval sets up twice horizontal bridging, two rows of outer steel support post 3 and additional structure constitute outside bearing structure, two rows of interior steel support post 4 and additional structure constitute inside bearing structure.
A shield translation passing station middle plate mobile type supporting method for driving tunnel stacking arrangement comprises the following steps:
s1, the external supporting structure keeps the close-contact supporting jacking force, and the close-contact supporting jacking force of the internal supporting structure is unloaded, as shown in figure 4;
s2, applying a close-contact supporting jacking force of the internal supporting structure to the end head of the external supporting structure in the moving direction of the shield tunneling machine, as shown in FIG. 5;
s3, unloading the supporting jacking force by the external supporting structure, and translating the external supporting structure forwards, as shown in FIG. 6;
and S4, applying external support close-contact support jacking force, and translating the shield tunneling machine to the position above the external support structure, as shown in figure 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A shield translation that is used for the arrangement that the driving tunnel is folded and fallen passes the movable supporting method of the middle plate in the station, including a removal reinforcement trolley that is used for this method, characterized by that: the movable reinforcing trolley comprises a bottom plate (1) and a middle plate (2), wherein two rows of outer steel supporting columns (3) and two rows of inner steel supporting columns (4) are fixedly arranged at the upper end of the bottom plate (1), the two rows of inner steel supporting columns (4) are positioned at the inner sides of the two rows of outer steel supporting columns (3), telescopic movable end supports (7) are respectively arranged at the top ends of the outer steel supporting columns (3) and the inner steel supporting columns (4), double-spliced 45b longitudinal beams (8) are respectively arranged at the top ends of the telescopic movable end supports (7), sleepers (5) are respectively arranged at the lower ends of the outer steel supporting columns (3) and the inner steel supporting columns (4), the sleepers (5) are fixedly connected to the upper end face of the bottom plate (1), four steel rails (6) are fixedly arranged on the upper end face of each sleeper (5), the lower ends of the outer steel supporting columns (3) and the inner steel supporting columns (4) are contacted with the top ends of the four steel rails, and the upper ends of the outer steel support columns (3) and the inner steel support columns (4) are provided with an operation platform (10).
2. The shield translation pass-station middle plate mobile type supporting method for the driving tunnel stacking arrangement according to claim 1, is characterized in that: and a plurality of sliding rails (9) are fixedly arranged on the side wall between the adjacent outer steel supporting columns (3) and the inner steel supporting columns (4).
3. The shield translation pass-station middle plate mobile type supporting method for the driving tunnel stacking arrangement according to claim 1, is characterized in that: the two rows of outer steel supporting columns (3) are provided with longitudinal vertical cross braces, and the front two spans of the two rows of outer steel supporting columns (3) are respectively provided with two horizontal cross braces and two transverse vertical cross braces.
4. The shield translation pass-station middle plate mobile type supporting method for the driving tunnel stacking arrangement according to claim 1, is characterized in that: the two rows of inner steel supporting columns (4) are provided with transverse and longitudinal vertical cross braces, and two horizontal cross braces are arranged at intervals.
5. The shield translation pass-station middle plate mobile type supporting method for the driving tunnel stacking arrangement according to claim 1, is characterized in that: the two rows of outer steel support columns (3) and the additional structures thereof form an outer support structure, and the two rows of inner steel support columns (4) and the additional structures thereof form an inner support structure.
6. The utility model provides a shield translation that is used for driving tunnel to fold to fall to arrange passes through portable supporting method of station medium plate which characterized in that: the method comprises the following steps:
s1, maintaining the close-contact supporting jacking force of the external supporting structure, and unloading the close-contact supporting jacking force of the internal supporting structure;
s2, applying a close-contact supporting jacking force of the internal supporting structure to the end of the external supporting structure in the moving direction of the shield tunneling machine;
s3, unloading supporting jacking force by the external supporting structure, and translating the external supporting structure forwards;
and S4, applying external support close-contact support jacking force, and translating the shield tunneling machine to the position above the external support structure.
7. The shield translation pass-station middle plate mobile type supporting method for the driving tunnel stacking arrangement is characterized in that: the jacking force applying method comprises the steps of after the outer steel supporting stand columns (3), the inner steel supporting stand columns (4), the cross braces, the profile steel and the like are erected in place, pressurizing each steel supporting stand column by adopting a hydraulic press to be matched with a 5T jack, hoisting the jack into a telescopic movable end supporting (7) bolt by adopting a crane, pre-applying axial force to the telescopic movable end supporting (7) bolt to 3-4T, inserting a plunger and an inclined iron into the movable end bolt, knocking the plunger tightly and then unloading the jack, and ensuring that the double-spliced 45b longitudinal beams (8) above the steel supporting stand columns are closely attached to the middle plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204085.7A CN112253148A (en) | 2020-11-02 | 2020-11-02 | Movable supporting method for enabling shield to horizontally move through station middle plate in stacking arrangement of travelling crane tunnels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204085.7A CN112253148A (en) | 2020-11-02 | 2020-11-02 | Movable supporting method for enabling shield to horizontally move through station middle plate in stacking arrangement of travelling crane tunnels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112253148A true CN112253148A (en) | 2021-01-22 |
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ID=74267560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011204085.7A Pending CN112253148A (en) | 2020-11-02 | 2020-11-02 | Movable supporting method for enabling shield to horizontally move through station middle plate in stacking arrangement of travelling crane tunnels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112253148A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005290678A (en) * | 2004-03-31 | 2005-10-20 | Toda Constr Co Ltd | Traverser device |
| CN102200019A (en) * | 2011-04-14 | 2011-09-28 | 中铁第一勘察设计院集团有限公司 | Tunnel boring machine middle-plate stepping reinforcing support mechanism and construction method thereof |
| CN202117689U (en) * | 2011-05-16 | 2012-01-18 | 广东省基础工程公司 | Light-duty trolley which is matched with shield station-passing for structure formwork |
| CN205036381U (en) * | 2015-09-16 | 2016-02-17 | 中铁十局集团第三建设有限公司 | Shield constructs whole construction equipment that misses stop of machine |
| CN106401592A (en) * | 2016-06-17 | 2017-02-15 | 中铁十八局集团第五工程有限公司 | Construction method for tunnel boring off-contact sending and receiving platform of up-down overlapped tunnel |
| CN107246270A (en) * | 2017-07-11 | 2017-10-13 | 中铁九局集团第四工程有限公司 | The small space of shield machine rapidly station-crossing construction method |
| CN207470189U (en) * | 2017-11-27 | 2018-06-08 | 中铁四局集团第五工程有限公司 | For the shield long range translating station-crossing device of karst area |
| CN109763835A (en) * | 2017-12-22 | 2019-05-17 | 中建铁投轨道交通建设有限公司 | A kind of shield machine reception steel platform |
| CN110080787A (en) * | 2019-05-13 | 2019-08-02 | 中铁第六勘察设计院集团有限公司 | Shield is stacked in a kind of Station to miss the stop the construction method of structural shape |
| CN211370487U (en) * | 2019-10-14 | 2020-08-28 | 北京市轨道交通建设管理有限公司 | Trolley translation device and trolley translation system |
-
2020
- 2020-11-02 CN CN202011204085.7A patent/CN112253148A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005290678A (en) * | 2004-03-31 | 2005-10-20 | Toda Constr Co Ltd | Traverser device |
| CN102200019A (en) * | 2011-04-14 | 2011-09-28 | 中铁第一勘察设计院集团有限公司 | Tunnel boring machine middle-plate stepping reinforcing support mechanism and construction method thereof |
| CN202117689U (en) * | 2011-05-16 | 2012-01-18 | 广东省基础工程公司 | Light-duty trolley which is matched with shield station-passing for structure formwork |
| CN205036381U (en) * | 2015-09-16 | 2016-02-17 | 中铁十局集团第三建设有限公司 | Shield constructs whole construction equipment that misses stop of machine |
| CN106401592A (en) * | 2016-06-17 | 2017-02-15 | 中铁十八局集团第五工程有限公司 | Construction method for tunnel boring off-contact sending and receiving platform of up-down overlapped tunnel |
| CN107246270A (en) * | 2017-07-11 | 2017-10-13 | 中铁九局集团第四工程有限公司 | The small space of shield machine rapidly station-crossing construction method |
| CN207470189U (en) * | 2017-11-27 | 2018-06-08 | 中铁四局集团第五工程有限公司 | For the shield long range translating station-crossing device of karst area |
| CN109763835A (en) * | 2017-12-22 | 2019-05-17 | 中建铁投轨道交通建设有限公司 | A kind of shield machine reception steel platform |
| CN110080787A (en) * | 2019-05-13 | 2019-08-02 | 中铁第六勘察设计院集团有限公司 | Shield is stacked in a kind of Station to miss the stop the construction method of structural shape |
| CN211370487U (en) * | 2019-10-14 | 2020-08-28 | 北京市轨道交通建设管理有限公司 | Trolley translation device and trolley translation system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210122 |
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| RJ01 | Rejection of invention patent application after publication |