CN111997655A - Construction method of concrete double-lining formwork trolley capable of rotating in tunnel - Google Patents
Construction method of concrete double-lining formwork trolley capable of rotating in tunnel Download PDFInfo
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- CN111997655A CN111997655A CN202011003694.6A CN202011003694A CN111997655A CN 111997655 A CN111997655 A CN 111997655A CN 202011003694 A CN202011003694 A CN 202011003694A CN 111997655 A CN111997655 A CN 111997655A
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- 238000009415 formwork Methods 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- 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
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- 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
-
- 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (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 construction method of a concrete two-lining template trolley capable of rotating in a tunnel, which comprises the following steps: installing a foldable concrete secondary lining template trolley on the linear track; driving a linear traveling system on the foldable concrete secondary lining template trolley to move into a tunnel section to be rotated; folding the foldable concrete second lining template trolley; mounting a supporting device on the concrete secondary lining template trolley, and supporting the folded concrete secondary lining template trolley to be separated from the linear track through the supporting device; installing a circular arc guide rail; at least two rotating wheels are respectively installed on two lower longitudinal beams of the folded concrete secondary lining formwork trolley in a matching mode, and the two adjacent rotating wheels are arranged at intervals; the supporting device is folded, so that the rotating wheel falls on the arc-shaped track; and installing a driving device to drive the rotating wheel to move, so that the folded concrete secondary lining formwork trolley moves to the direction to be constructed along the circular arc-shaped track.
Description
Technical Field
The invention belongs to the technical field of tunnel construction, and particularly relates to a construction method and a device capable of rotating a concrete two-lining formwork trolley in a tunnel.
Background
At present, the line of the tunnel is a straight line or a gentle curve, and the rigid concrete two-lining formwork trolley can meet the requirements. However, when a large-angle turning line even reaching 90 degrees and two lines crossing different cross-sections are constructed, the rigid template trolley cannot be constructed, and can only be disassembled and reassembled in the tunnel to meet the requirements. The space in the tunnel is narrow and small, large-scale hoisting equipment cannot be used, the working efficiency is low, the operation difficulty is high, and the safety risk of operating personnel is high.
Disclosure of Invention
Therefore, the invention provides a construction method and a device capable of rotating a concrete two-lining template trolley in a tunnel, and aims to solve the problems that in the prior art, when the concrete two-lining template trolley comprises a construction route needing to turn, the concrete two-lining template trolley can only be disassembled and reassembled in the tunnel to meet the requirements, so that the construction efficiency is low, and the construction risk is increased.
In order to achieve the above purpose, the invention provides the following technical scheme: a construction method of a concrete two-lining formwork trolley capable of rotating in a tunnel comprises the following steps:
1) installing a linear track;
2) installing a foldable concrete secondary lining template trolley on the linear track;
3) driving a linear traveling system on the foldable concrete secondary lining template trolley to move into the tunnel section to be rotated;
4) folding the foldable concrete second lining template trolley;
5) mounting a supporting device on the concrete secondary lining formwork trolley, and supporting the folded concrete secondary lining formwork trolley to be separated from the linear track through the supporting device;
6) installing a circular arc guide rail;
7) at least two rotating wheels are respectively installed on two lower longitudinal beams of the folded concrete secondary lining formwork trolley in a matching mode, and the two adjacent rotating wheels are arranged at intervals;
8) the supporting device is retracted, so that the rotating wheel falls on the circular arc track;
9) the driving device is arranged to drive the rotating wheel to move, so that the folded concrete secondary lining formwork trolley moves to the direction to be constructed along the circular arc-shaped track;
10) starting the supporting device, dismantling the rotating wheel and installing a linear track along the direction to be constructed;
11) the support device is retracted, so that the linear traveling system on the folded concrete secondary lining formwork trolley falls in the linear track;
12) and the expanded and folded concrete two-lining formwork trolley.
The utility model provides a great angle reaches 90 super large angle turn circuit even to and the line construction circuit of two different cross big minor cross sections, the construction method of two lining template platform trucks of rotation type concrete, can freely rotate in the tunnel, a line for adapting to the tunnel, the continuous change of section, 360 no dead angle accomplish the concrete construction in tunnel with the coincidence of tunnel line, need not a large amount of dismantlement template platform trucks when meetting the turn route, can swiftly take one's place in constrictive tunnel, save a large amount of manpowers, material resources, reduce the construction procedure, construction efficiency is improved, increase construction safety.
Furthermore, before construction, all barriers in the tunnel to be constructed need to be dismantled in advance.
Further, the supporting device comprises a plurality of supporting jacks arranged on the lower longitudinal beam of the concrete secondary lining template trolley, and the concrete secondary lining template trolley is supported to be separated from the linear track through the supporting jacks.
Further, the mounting of the driving means comprises the steps of:
installing a rail clamping device, wherein the rail clamping device is installed on the arc-shaped rail;
and a rotary propulsion oil cylinder is arranged, one end of the propulsion oil cylinder is arranged on the rail clamping device, and the other end of the propulsion oil cylinder is arranged on the rotary wheel.
Furthermore, the folded concrete two-lining formwork trolley can be pushed for multiple times through the driving device so as to reach the designated position, and the driving device is detached after the designated position is reached.
Further, the multiple advancing comprises the steps of: after the pushing oil cylinder pushes a certain distance, the rail clamping device is removed, and the pushing oil cylinder retracts; installing a rail clamping device when the propulsion oil cylinder is in a retraction state; repeated thrusts are performed.
An apparatus capable of rotating a concrete two-lined form-pallet in a tunnel, comprising:
the rotating wheel is arranged on a lower longitudinal beam of the foldable rotating concrete secondary lining formwork trolley; a circular arc track on which the rotary wheel is movable; and
and the driving device can drive the rotating wheel to rotate.
The rotary wheel and the circular arc track are arranged at the bottom of the foldable rotary concrete two-lining formwork trolley, and the rotary wheel can be driven to rotate under the driving of the driving device, so that the formwork trolley rotates to the appointed construction direction.
Further, the driving device comprises a rail clamping device and a propelling oil cylinder; one end of the propelling oil cylinder is connected with the rotating wheel, and the other end of the propelling oil cylinder is connected with the rail clamping device; the rail clamping device is arranged on the arc rail.
Further, the circular arc track structure is a circular structure.
Furthermore, the circular track is a circular track formed by more than two sections of arc-shaped structures.
The invention has the following advantages: the construction method of the rotary concrete two-lining template trolley can rotate freely in a tunnel, is suitable for continuous changes of tunnel lines and sections, can finish concrete construction of the tunnel by coinciding with the tunnel lines without dead angles of 360 degrees, does not need to disassemble a large number of template trolleys when meeting a turning route, can be quickly positioned in place in a narrow tunnel, saves a large number of manpower and material resources, reduces construction procedures, improves construction efficiency and increases construction safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic view of the installation structure of a device for rotating a concrete two-lined form jumbo in a tunnel according to an embodiment of the present invention;
FIG. 2 is a schematic view of an installation structure of a circular arc track of a device capable of rotating a concrete two-lined form jumbo in a tunnel according to an embodiment of the present invention;
FIG. 3 is a schematic view of an expanded structure of a concrete lining form-transferring trolley according to an embodiment of the present invention;
fig. 4 is a schematic view of a folding structure of the concrete lining form turning trolley according to an embodiment of the present invention.
In the figure: 1-folding arch bar; 2-lower arch bar; 3-gantry vertical oil cylinder; 4-chain block; 7-top arch plate oil cylinder; 10-top arch bar; 11-upper bench upper stringer; 12-side arch bar a; 13-system exchange support jacks; 14-auxiliary portal support jacks; 15-overlapping arch bars; 16-reinforcing jacks; 17-folding arch plate oil cylinder; 18-arch plate fixing jack; 19-auxiliary door frame upright column grating; 20-lower arch bar oil cylinder; 21-sub-portal beam; (ii) a 22-upper gantry widening beam a; 23-widening upright posts of the upper grid rack; 24-auxiliary oil cylinders; 25-side arch bar B; 26-upper gantry grid widening beam B; 27-top arch plate upright; 28-steel rail; 29-linear travel system; 30-a rotating wheel; 31-rotating a propulsion cylinder; 32-a rail clamping device; 33-lower longitudinal beams; 34-circular arc type orbit.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and the detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. 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. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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.
Example 1
The construction method of the concrete two-lining form trolley capable of rotating in the tunnel provided by the embodiment 1 of the invention is shown in fig. 1 and fig. 2, and comprises the following steps:
1) mounting a linear rail 28;
2) installing a foldable concrete secondary lining template trolley on the linear track 28;
3) driving a linear walking system 29 on the foldable concrete secondary lining template trolley to move into the tunnel section to be rotated;
4) folding the foldable concrete second lining template trolley; the folding mode is the existing folding mode, and the specific folding process is as follows: two tracks 28 are paved from the ground of the finished upper section of the concrete secondary lining tunnel, are equidistant to the linear travelling wheels of the rotary concrete secondary lining formwork trolley, and reach the inside of the rotary tunnel section; removing all arch bar fixing jacks 18; pulling the chain block 4 to demould the lapping arch plate 15, folding and attaching the lapping arch plate on the folding arch plate 1 and fixing the lapping arch plate; the folding arch bar oil cylinder 17 is contracted to demould the folding arch bar 1; the lower arch bar oil cylinder 20 is contracted to demould the lower arch bar 2; removing the reinforcing jacks 16, and contracting the auxiliary portal support jacks 14 and the system exchange support jacks 13; the vertical oil cylinder 3 of the retractable door frame; demolding the top arch plate 10, the side arch plate A12 and the side arch plate B25; the linear traveling system 29 is driven to enable the rotary concrete two-lining template trolley to reach the rotary tunnel section; removing the upright column grating 19 of the auxiliary portal frame; pulling the chain block 4 to fold and hang the folding arch bar 1 on the lower arch bar 2 and fix the same; two of two ends of the upper longitudinal beam 11 of the upper rack are dismantled; dismantling the auxiliary portal beam 21; the auxiliary group oil cylinder 24 extends out to support the side arch board B12; dismantling the bolt connection of one end of the upper rack widening beam A22, the upper grid rack widening upright post 23, the upper rack widening beam B26 and the top arch plate upright post 27; lifting the top arch plate oil cylinder 7 and simultaneously extending the auxiliary group oil cylinder 24 to separate the top arch plate 10, the side arch plate A12 and the side arch plate B25 from all connecting parts; dismantling all the parts of an upper rack widening beam A22, an upper grid rack widening upright post 23, an upper rack widening beam B26 and a top arch plate upright post 27; the top arch plate oil cylinder 7 and the auxiliary group oil cylinder 24 are recovered, all the arch plates are close to the portal frame and fixed by the chain block, please refer to the folded template trolley shown in fig. 4.
5) Mounting a supporting device on the concrete secondary lining formwork trolley, and supporting the folded concrete secondary lining formwork trolley to be separated from the linear track 28 through the supporting device; the specific process is as follows: lifting the portal vertical oil cylinder 3, and supporting the rotary concrete secondary lining template trolley; screwing out the system exchange support jack 13 to support to the ground; and the portal vertical oil cylinder 3 is contracted to enable the linear walking system 29 to be separated from the track 28.
6) Mounting the circular arc guide rail 34; before the arc track is installed, the linear track can be disassembled.
7) At least two rotating wheels 30 are respectively installed on two lower longitudinal beams of the folded concrete secondary lining formwork trolley in a matching mode, and the two adjacent rotating wheels 30 are arranged at intervals; the rotating wheel is matched with the arc track for installation.
8) The supporting device is retracted, so that the rotating wheel falls on the circular arc track 34;
9) a driving device is arranged to drive the rotating wheel 30 to move, so that the folded concrete secondary lining formwork trolley moves to the direction to be constructed along the circular arc-shaped track; the installation driving device comprises the following steps: installing a rail clamping device 32, wherein the rail clamping device 32 is installed on the circular arc-shaped rail; installing a rotary pushing oil cylinder 31, installing one end of the pushing oil cylinder 31 on a rail clamping device 32, and installing the other end of the pushing oil cylinder 31 on a rotary wheel; the folded concrete secondary lining template trolley can be pushed for multiple times through the driving device so as to reach a specified position, and the driving device is removed after the specified position is reached; the multiple advancing comprises the following steps: after the pushing oil cylinder pushes a certain distance, the rail clamping device 32 is removed, and the pushing oil cylinder 31 is retracted; the rail clamping device 32 is installed when the propulsion oil cylinder is in a retraction state; the propulsion is repeated until the specified position is reached.
10) Starting the supporting device, dismantling the rotating wheel and installing a linear track along the direction to be constructed;
11) the supporting device is retracted, so that the linear traveling system 29 on the folded concrete secondary lining formwork trolley falls in the linear track;
12) and the expanded and folded concrete two-lining form trolley, please refer to the expanded schematic view of the form trolley in fig. 3. And when the rotary concrete secondary lining formwork trolley reaches a specified position and needs to perform the next circulation of concrete secondary lining, the opening process and the recovery reverse operation of all the formworks are completed.
It should be noted that before construction, all obstacles in the tunnel to be constructed need to be removed in advance.
The utility model provides a great angle reaches 90 super large angle turn circuit even to and the line construction circuit of two different cross big minor cross sections, the construction method of two lining template platform trucks of rotation type concrete, can freely rotate in the tunnel, a line for adapting to the tunnel, the continuous change of section, 360 no dead angle accomplish the concrete construction in tunnel with the coincidence of tunnel line, need not a large amount of dismantlement template platform trucks when meetting the turn route, can swiftly take one's place in constrictive tunnel, save a large amount of manpowers, material resources, reduce the construction procedure, construction efficiency is improved, increase construction safety.
Example 2
Referring to fig. 2 and 3, an apparatus capable of rotating a concrete two-lined formwork trolley in a tunnel according to embodiment 2 of the present invention includes: the rotating wheel 30 is arranged on a lower longitudinal beam of the foldable rotating concrete secondary lining formwork trolley 30; a circular arc rail 34 on which the rotary wheel 30 can move; and a driving device capable of driving the rotor 30 to rotate.
Wherein, the driving device comprises a rail clamping device 32 and a propulsion oil cylinder 31; one end of the propulsion oil cylinder is connected with the rotating wheel 30, and the other end is connected with the rail clamping device 32; the rail clamping device 32 is arranged on the circular arc track 34.
The circular arc track 34 is in a circular structure.
When in use, a supporting device is arranged on the lower longitudinal beam 33 at the bottom of the foldable template trolley, the template trolley is jacked up to ensure that the linear traveling system at the bottom of the template trolley is separated from the linear track, the linear traveling system is folded, then a plurality of rotating wheels are arranged on the lower longitudinal beam 33 at the bottom of the foldable template trolley according to the conditions, and the foldable template trolley can move smoothly, four rotating wheels are arranged in the embodiment and are respectively arranged at equal intervals, the rotating wheels can use common track pulleys, after the rotating wheels are arranged, the circular track is arranged under the rotating wheels, then the supporting device is folded, the rotating wheels fall on the circular track, a driving device is arranged to drive the rotating wheels to move, thereby realizing the purpose of steering the foldable template trolley, after the rotating wheels rotate to the designated position, the supporting device is supported, the driving device and the circular track are dismantled, and installing a linear track at a designated position, screwing out the linear traveling system, and retracting the supporting device to enable the linear traveling system to fall on the linear track to finish turning in the tunnel.
Example 3
Referring to fig. 2 and 3, an apparatus capable of rotating a concrete two-lined formwork trolley in a tunnel according to embodiment 3 of the present invention includes: the rotating wheel 30 is arranged on a lower longitudinal beam of the foldable rotating concrete secondary lining formwork trolley 30; a circular arc rail 34 on which the rotary wheel 30 can move; and a driving device capable of driving the rotor 30 to rotate.
Wherein, the driving device comprises a rail clamping device 32 and a propulsion oil cylinder 31; one end of the propulsion oil cylinder is connected with the rotating wheel 30, and the other end is connected with the rail clamping device 32; the rail clamping device 32 is arranged on the circular arc track 34.
The circular arc track 34 includes two arc structures which are cooperatively arranged. The circular arc track is not installed in a circular shape, and only needs to be installed in a rotating distance, so that the construction time and the construction materials are reduced.
The invention is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.
Claims (10)
1. A construction method of a concrete two-lining template trolley capable of rotating in a tunnel is characterized by comprising the following steps:
1) installing a linear track;
2) installing a foldable concrete secondary lining template trolley on the linear track;
3) driving a linear traveling system on the foldable concrete secondary lining template trolley to move into the tunnel section to be rotated;
4) folding the foldable concrete second lining template trolley;
5) mounting a supporting device on the concrete secondary lining formwork trolley, and supporting the folded concrete secondary lining formwork trolley to be separated from the linear track through the supporting device;
6) installing a circular arc guide rail;
7) at least two rotating wheels are respectively installed on two lower longitudinal beams of the folded concrete secondary lining formwork trolley in a matching mode, and the two adjacent rotating wheels are arranged at intervals;
8) the supporting device is retracted, so that the rotating wheel falls on the circular arc track;
9) the driving device is arranged to drive the rotating wheel to move, so that the folded concrete secondary lining formwork trolley moves to the direction to be constructed along the circular arc-shaped track;
10) starting the supporting device, dismantling the rotating wheel and installing a linear track along the direction to be constructed;
11) the support device is retracted, so that the linear traveling system on the folded concrete secondary lining formwork trolley falls in the linear track;
12) and the expanded and folded concrete two-lining formwork trolley.
2. A method of constructing a concrete two-lined form-pallet capable of rotating in a tunnel according to claim 1, wherein prior to construction, all obstacles in the tunnel to be constructed need to be removed in advance.
3. The method as claimed in claim 1, wherein the supporting means includes a plurality of supporting jacks installed on a lower side member of the concrete secondary lining form-work car, and the concrete secondary lining form-work car is supported to be separated from the linear rail by the supporting jacks.
4. A method of constructing a concrete two-lined form-pallet capable of rotating within a tunnel according to claim 1, wherein the step of installing the drive means comprises the steps of:
installing a rail clamping device, wherein the rail clamping device is installed on the arc-shaped rail;
and a rotary propulsion oil cylinder is arranged, one end of the propulsion oil cylinder is arranged on the rail clamping device, and the other end of the propulsion oil cylinder is arranged on the rotary wheel.
5. A method as claimed in claim 4, wherein the concrete double-lined form trolley is rotated in the tunnel by a drive means, the folded concrete double-lined form trolley being advanced a plurality of times by the drive means to reach the desired position, and the drive means being removed after the desired position has been reached.
6. A method of constructing a concrete two-lined form-pallet capable of rotating within a tunnel according to claim 5, wherein the multiple thrusts comprise the steps of: after the pushing oil cylinder pushes a certain distance, the rail clamping device is removed, and the pushing oil cylinder retracts; installing a rail clamping device when the propulsion oil cylinder is in a retraction state; repeated thrusts are performed.
7. An apparatus for rotating a concrete two-lined form-pallet in a tunnel, comprising:
the rotating wheel is arranged on a lower longitudinal beam of the foldable rotating concrete secondary lining formwork trolley;
a circular arc track on which the rotary wheel is movable; and
and the driving device can drive the rotating wheel to rotate.
8. An apparatus capable of rotating a concrete two-lined form jumbo in a tunnel according to claim 7, wherein the driving means comprises a rail clamp and a thrust cylinder; one end of the propelling oil cylinder is connected with the rotating wheel, and the other end of the propelling oil cylinder is connected with the rail clamping device; the rail clamping device is arranged on the arc rail.
9. An apparatus capable of rotating a concrete two-lined form-pallet in a tunnel according to claim 7, wherein the circular arc track structure is a circular structure.
10. An apparatus capable of rotating a concrete two-lined form jumbo in a tunnel according to claim 7, wherein the circular arc track is a circular track consisting of at least two segments of arc-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003694.6A CN111997655A (en) | 2020-09-22 | 2020-09-22 | Construction method of concrete double-lining formwork trolley capable of rotating in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003694.6A CN111997655A (en) | 2020-09-22 | 2020-09-22 | Construction method of concrete double-lining formwork trolley capable of rotating in tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN111997655A true CN111997655A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011003694.6A Pending CN111997655A (en) | 2020-09-22 | 2020-09-22 | Construction method of concrete double-lining formwork trolley capable of rotating in tunnel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374511A (en) * | 2021-08-04 | 2021-09-10 | 中交一公局厦门工程有限公司 | Collapsible flexible two lining platform trucks in section of widening for construction of extra-long tunnel |
| CN113914896A (en) * | 2021-09-22 | 2022-01-11 | 中铁三局集团有限公司 | Construction method for treating defects of secondary lining of railway tunnel |
-
2020
- 2020-09-22 CN CN202011003694.6A patent/CN111997655A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374511A (en) * | 2021-08-04 | 2021-09-10 | 中交一公局厦门工程有限公司 | Collapsible flexible two lining platform trucks in section of widening for construction of extra-long tunnel |
| CN113914896A (en) * | 2021-09-22 | 2022-01-11 | 中铁三局集团有限公司 | Construction method for treating defects of secondary lining of railway tunnel |
| CN113914896B (en) * | 2021-09-22 | 2023-12-12 | 中铁三局集团有限公司 | Railway tunnel two-lining defect repairing construction method |
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