CN112196615A - Construction method of retaining wall system in narrow space in tunnel - Google Patents
Construction method of retaining wall system in narrow space in tunnel Download PDFInfo
- Publication number
- CN112196615A CN112196615A CN202010932638.4A CN202010932638A CN112196615A CN 112196615 A CN112196615 A CN 112196615A CN 202010932638 A CN202010932638 A CN 202010932638A CN 112196615 A CN112196615 A CN 112196615A
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- retaining wall
- flange
- tunnel
- assembling
- upright column
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- 238000010276 construction Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/006—Equipment transport systems
-
- 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
- E21D11/14—Lining predominantly with metal
-
- 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
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
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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)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a construction method of a retaining wall system in a narrow space in a tunnel, which comprises the following steps: installing rails inside and outside the tunnel; assembling a retaining wall system outside the tunnel; mounting the assembled retaining wall system on a pushing device; moving a pusher along the track to transport the assembled retaining wall system into the tunnel. The wall protection system is assembled outside the tunnel, and the assembled wall protection system is pushed to a narrow space in the tunnel through the pushing device, so that a hoisting machine is prevented from being used in the tunnel, and the problem that the existing tunnel supporting technology cannot be implemented in the narrow space can be effectively solved.
Description
Technical Field
The invention relates to the technical field of tunnel engineering, in particular to a construction method of a retaining wall system in a narrow space in a tunnel.
Background
The tunnel supporting technology is that a tunnel space is built underground in a city, and various municipal pipelines such as water supply and drainage, gas, electric power, communication and the like are intensively laid. The mode is used for intensively arranging various pipelines, so that the operation management and the equipment maintenance of the pipelines are facilitated, the trouble caused by repeated excavation of a road surface due to the fact that the pipelines are buried or maintained can be avoided, the corrosion damage of soil to the pipelines can be avoided, and the service life of the pipelines is prolonged.
The existing tunnel supporting technology is generally to assemble parts in a tunnel through a hoisting machine, but the hoisting machine needs to occupy a larger space when in use, and the existing tunnel supporting technology is difficult to realize aiming at a narrow space in the tunnel.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
Therefore, the invention provides a construction method of a retaining wall system in a narrow space in a tunnel, which aims to overcome the problem that the existing tunnel supporting technology cannot be implemented in the narrow space.
The construction method of the retaining wall system in the narrow space in the tunnel according to the embodiment of the invention comprises the following steps:
installing rails inside and outside the tunnel;
assembling a retaining wall system outside the tunnel;
mounting the assembled retaining wall system on a pushing device;
moving the pusher along the track to transport the assembled retaining wall system into a tunnel.
In the above method, the step of installing rails inside and outside the tunnel includes: and two rails are arranged inside and outside the tunnel and are arranged in parallel.
In the above method, the step of assembling the retaining wall system outside the tunnel includes: assembling a single retaining wall structure in the retaining wall system, and then assembling a plurality of the assembled retaining wall structures.
In the above method, the step of assembling a single retaining wall structure in the retaining wall system and then assembling a plurality of the assembled retaining wall structures includes: vertically hoisting a first upright column and a second upright column in the retaining wall structure; installing a first flange at the upper end of the first upright column, installing a support plate at the lower end of the first upright column, vertically placing the first upright column on a foundation according to a first preset position after installation, and installing a first rubber pad at the upper end of the first flange; installing a second flange at the upper end of the second upright column, installing a support plate at the lower end of the second upright column, vertically placing the second upright column on a foundation according to a second preset position after installation, and installing a second rubber pad at the upper end of the second flange; connecting two ends of a cross beam in the retaining wall structure with the lower part of the first upright column and the lower part of the second upright column respectively so as to support the first upright column and the second upright column; hoisting an arched beam in the retaining wall structure to the upper ends of the first flange and the second flange, so that a third flange at the head end of the arched beam is abutted against the first flange, and a fourth flange at the tail end of the arched beam is abutted against the second flange; the first flange and the third flange are matched to press the first rubber pad, and the second flange and the fourth flange are matched to press the second rubber pad; the first flange and the third flange, and the second flange and the fourth flange are connected through bolts.
In the above method, the step of assembling a single retaining wall structure in the retaining wall system and then assembling a plurality of the assembled retaining wall structures further includes: and mounting the exhaust pipe in the retaining wall structure on the arched beam through a mounting block.
In the above method, the step of assembling a single retaining wall structure in the retaining wall system and then assembling a plurality of the assembled retaining wall structures further includes: and after the assembly of one retaining wall structure is finished, assembling the next retaining wall structure, wherein every two retaining wall structures are connected through a supporting steel plate.
In the above method, the step of connecting each two retaining wall structures through a supporting steel plate includes:
forming a plurality of reinforcing ribs on the supporting steel plate through sheet metal ruffles in advance, wherein the reinforcing ribs are arranged in parallel along the length direction of the supporting steel plate; will the supporting steel plate is laid two between the dado structure, and according to the position of the stiffening rib on the supporting steel plate, two a plurality of fixed bolts are all installed to the relative one side of dado structure, will two on the dado structure fixed bolt with the stiffening rib joint is in order to realize the supporting steel plate with two the connection of dado structure.
In the above method, the step of connecting each two retaining wall structures by a supporting steel plate further includes: and coating sealant at the joint of the supporting steel plate and the two protective wall structures.
In the above method, the step of mounting the assembled retaining wall system on a pusher device comprises: hoisting the assembled retaining wall system, and installing the pushing device at the lower end of each supporting plate of the assembled retaining wall system, wherein the pushing device is a roller which moves along the track.
According to the technical scheme provided by the application, the method at least has the following beneficial effects: installing rails inside and outside the tunnel; assembling a retaining wall system outside the tunnel; mounting the assembled retaining wall system on a pushing device; moving a pusher along the track to transport the assembled retaining wall system into the tunnel. The wall protection system is assembled outside the tunnel, and the assembled wall protection system is pushed to a narrow space in the tunnel through the pushing device, so that a hoisting machine is prevented from being used in the tunnel, and the problem that the existing tunnel supporting technology cannot be implemented in the narrow space can be effectively solved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of a construction method according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that, in relation to the orientation description, the terms "central, longitudinal, transverse, length, width, thickness, upper, lower, front, rear, left, right, vertical, horizontal, top, bottom, inner, outer, circumferential, radial, axial" and the like indicate an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and simplicity of description, and does not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, the construction method according to the present invention includes: step S101 to step S104.
Step S101: and installing rails inside and outside the tunnel.
Specifically, the step of installing rails inside and outside the tunnel includes: two rails are arranged inside and outside the tunnel and are arranged in parallel.
Step S102: and assembling a retaining wall system outside the tunnel.
In particular, the step of assembling the retaining wall system outside the tunnel comprises: a single retaining wall structure in a retaining wall system is assembled first, and then a plurality of assembled retaining wall structures are assembled.
Further, the step of assembling a single retaining wall structure in a retaining wall system and then assembling a plurality of assembled retaining wall structures includes:
vertically hoisting a first upright column and a second upright column in the retaining wall structure;
installing a first flange at the upper end of a first upright column, installing a support plate at the lower end of the first upright column, vertically placing the first upright column on a foundation according to a first preset position after installation, and installing a first rubber pad at the upper end of the first flange;
installing a second flange at the upper end of the second upright column, installing a support plate at the lower end of the second upright column, vertically placing the second upright column on the foundation according to a second preset position after installation, and installing a second rubber pad at the upper end of the second flange;
connecting two ends of a cross beam in the retaining wall structure with the lower part of the first upright post and the lower part of the second upright post respectively so as to support the first upright post and the second upright post;
mounting an exhaust pipe in the retaining wall structure on the arched beam through a mounting block; after installation, hoisting the arched beam to the upper ends of the first flange and the second flange, so that a third flange at the head end of the arched beam is abutted against the first flange, and a fourth flange at the tail end of the arched beam is abutted against the second flange; the first flange and the third flange are matched to compress the first rubber pad, and the second flange and the fourth flange are matched to compress the second rubber pad; the first flange and the third flange, and the second flange and the fourth flange are connected through bolts.
Further, the step of assembling a single retaining wall structure in the retaining wall system and then assembling a plurality of assembled retaining wall structures further comprises: and after one retaining wall structure is assembled, assembling the next retaining wall structure, and connecting every two retaining wall structures through the supporting steel plate.
Further, the step of connecting every two retaining wall structures through the supporting steel plate comprises the following steps: a plurality of reinforcing ribs are formed on the supporting steel plate through metal plate ruffles in advance and are arranged in parallel along the length direction of the supporting steel plate. The supporting steel plate is laid between the two wall protection structures, a plurality of fixing bolts are arranged on one opposite sides of the two wall protection structures according to the positions of the reinforcing ribs on the supporting steel plate, and the fixing bolts on the two wall protection structures are connected with the reinforcing ribs in a clamped mode to achieve connection of the supporting steel plate and the two wall protection structures.
Further, the step of connecting every two retaining wall structures through the supporting steel plate further comprises the following steps: and (4) coating sealant at the joint of the supporting steel plate and the two protective wall structures.
Step S103: the assembled retaining wall system is mounted on the pushing device.
In particular, the step of mounting the assembled retaining wall system on a pushing device comprises: and hoisting the assembled retaining wall system, and installing a pushing device at the lower end of each supporting plate of the assembled retaining wall system, wherein the pushing device is a roller which moves along the track.
Step S104: the pusher is moved along the rail to transport the assembled retaining wall system into the tunnel.
In particular, the rollers move along the rails to transport the assembled retaining wall system into the tunnel.
By adopting the construction method in the technical scheme, the wall protection system is assembled outside the tunnel, and then the assembled wall protection system is pushed to the narrow space in the tunnel through the pushing device, so that the use of a hoisting machine in the tunnel is avoided, and the problem that the existing tunnel supporting technology cannot be implemented in the narrow space can be effectively solved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (9)
1. A construction method of a retaining wall system in a narrow space in a tunnel is characterized by comprising the following steps:
installing rails inside and outside the tunnel;
assembling a retaining wall system outside the tunnel;
mounting the assembled retaining wall system on a pushing device;
moving the pusher along the track to transport the assembled retaining wall system into a tunnel.
2. The construction method according to claim 1, wherein the step of installing rails inside and outside the tunnel comprises:
and two rails are arranged inside and outside the tunnel and are arranged in parallel.
3. The construction method according to claim 1, wherein the step of assembling the retaining wall system outside the tunnel comprises:
assembling a single retaining wall structure in the retaining wall system, and then assembling a plurality of the assembled retaining wall structures.
4. A method of constructing as claimed in claim 3, wherein said step of assembling a single retaining wall structure in said retaining wall system and then assembling a plurality of said assembled retaining wall structures comprises:
vertically hoisting a first upright column and a second upright column in the retaining wall structure;
installing a first flange at the upper end of the first upright column, installing a support plate at the lower end of the first upright column, vertically placing the first upright column on a foundation according to a first preset position after installation, and installing a first rubber pad at the upper end of the first flange;
installing a second flange at the upper end of the second upright column, installing a support plate at the lower end of the second upright column, vertically placing the second upright column on a foundation according to a second preset position after installation, and installing a second rubber pad at the upper end of the second flange;
connecting two ends of a cross beam in the retaining wall structure with the lower part of the first upright column and the lower part of the second upright column respectively so as to support the first upright column and the second upright column;
hoisting an arched beam in the retaining wall structure to the upper ends of the first flange and the second flange, so that a third flange at the head end of the arched beam is abutted against the first flange, and a fourth flange at the tail end of the arched beam is abutted against the second flange; the first flange and the third flange are matched to press the first rubber pad, and the second flange and the fourth flange are matched to press the second rubber pad; the first flange and the third flange, and the second flange and the fourth flange are connected through bolts.
5. The method of construction of claim 4, wherein said step of assembling a single retaining wall structure in said retaining wall system and then assembling a plurality of said assembled retaining wall structures further comprises:
and mounting the exhaust pipe in the retaining wall structure on the arched beam through a mounting block.
6. The method of construction of claim 5, wherein said step of assembling a single retaining wall structure in said retaining wall system and then assembling a plurality of said assembled retaining wall structures further comprises:
and after the assembly of one retaining wall structure is finished, assembling the next retaining wall structure, wherein every two retaining wall structures are connected through a supporting steel plate.
7. The construction method according to claim 6, wherein the step of connecting each two retaining wall structures through supporting steel plates comprises:
forming a plurality of reinforcing ribs on the supporting steel plate through sheet metal ruffles in advance, wherein the reinforcing ribs are arranged in parallel along the length direction of the supporting steel plate;
will the supporting steel plate is laid two between the dado structure, and according to the position of the stiffening rib on the supporting steel plate, two a plurality of fixed bolts are all installed to the relative one side of dado structure, will two on the dado structure fixed bolt with the stiffening rib joint is in order to realize the supporting steel plate with two the connection of dado structure.
8. The construction method according to claim 6, wherein the step of connecting each two retaining wall structures by supporting steel plates further comprises:
and coating sealant at the joint of the supporting steel plate and the two protective wall structures.
9. The construction method according to claim 1, wherein said step of mounting said assembled retaining wall system on a pusher comprises:
hoisting the assembled retaining wall system, and installing the pushing device at the lower end of each supporting plate of the assembled retaining wall system, wherein the pushing device is a roller which moves along the track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010932638.4A CN112196615A (en) | 2020-09-08 | 2020-09-08 | Construction method of retaining wall system in narrow space in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010932638.4A CN112196615A (en) | 2020-09-08 | 2020-09-08 | Construction method of retaining wall system in narrow space in tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN112196615A true CN112196615A (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010932638.4A Pending CN112196615A (en) | 2020-09-08 | 2020-09-08 | Construction method of retaining wall system in narrow space in tunnel |
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| CN (1) | CN112196615A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507910A (en) * | 2015-12-11 | 2016-04-20 | 山东万广建设工程有限公司 | Novel rectangular pipe joint and shield constructing and mounting method thereof |
| CN105971014A (en) * | 2016-07-12 | 2016-09-28 | 中国电建集团昆明勘测设计研究院有限公司 | Steel construction city utility tunnel |
| CN206267152U (en) * | 2016-12-05 | 2017-06-20 | 上海公路桥梁（集团）有限公司 | Prefabricated pipe gallery installs alignment system |
| CN107460888A (en) * | 2017-09-07 | 2017-12-12 | 鞍山三冶建筑工程有限公司 | A kind of mounting structure and method of concrete prefabricated piping lane |
| CN111335652A (en) * | 2020-04-02 | 2020-06-26 | 山东天齐置业集团股份有限公司 | Steel member moving and transporting in-place method |
| CN211174135U (en) * | 2019-10-28 | 2020-08-04 | 重庆市轨道交通设计研究院有限责任公司 | Supporting structure for hidden excavation and hole entering of high-fill side slope and deep backfill soil area tunnel |
-
2020
- 2020-09-08 CN CN202010932638.4A patent/CN112196615A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507910A (en) * | 2015-12-11 | 2016-04-20 | 山东万广建设工程有限公司 | Novel rectangular pipe joint and shield constructing and mounting method thereof |
| CN105971014A (en) * | 2016-07-12 | 2016-09-28 | 中国电建集团昆明勘测设计研究院有限公司 | Steel construction city utility tunnel |
| CN206267152U (en) * | 2016-12-05 | 2017-06-20 | 上海公路桥梁（集团）有限公司 | Prefabricated pipe gallery installs alignment system |
| CN107460888A (en) * | 2017-09-07 | 2017-12-12 | 鞍山三冶建筑工程有限公司 | A kind of mounting structure and method of concrete prefabricated piping lane |
| CN211174135U (en) * | 2019-10-28 | 2020-08-04 | 重庆市轨道交通设计研究院有限责任公司 | Supporting structure for hidden excavation and hole entering of high-fill side slope and deep backfill soil area tunnel |
| CN111335652A (en) * | 2020-04-02 | 2020-06-26 | 山东天齐置业集团股份有限公司 | Steel member moving and transporting in-place method |
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Application publication date: 20210108 |
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