CN210530883U - Construction system for horizontal splicing, vertical rotation and combination of circular strip steel lining tunnel - Google Patents
Construction system for horizontal splicing, vertical rotation and combination of circular strip steel lining tunnel Download PDFInfo
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- CN210530883U CN210530883U CN201921656357.XU CN201921656357U CN210530883U CN 210530883 U CN210530883 U CN 210530883U CN 201921656357 U CN201921656357 U CN 201921656357U CN 210530883 U CN210530883 U CN 210530883U
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Abstract
The utility model provides a construction system that is used for circular belted steel inside lining tunnel to crouch to piece together to erect to change and combines, it is including the steel inside lining circle of organizing system that is used for steel inside lining circle to assemble, has laid the track inside the tunnel, install the steel inside lining travelling bogie that is used for the steel inside lining to carry through the roll fit on the track, be provided with at the top in tunnel and be used for the steel inside lining hoist and mount to turn to lift by crane and conveyer, still be provided with the needle beam platform truck device that is used for steel inside lining support location and transport inside the tunnel. The method improves the welding quality of the steel lining, accelerates the lining construction speed, further enlarges the application range of the common construction method, and solves the problem of difficult construction of the strip steel lining tunnel lining under the condition of limited space.
Description
Technical Field
The utility model belongs to tunnel lining construction field, concretely relates to a construction method that is used for circular belted steel inside lining tunnel to crouch to piece together and erects to change and combine.
Background
In China, a plurality of construction methods are adopted for circular tunnel linings with steel linings, and the method comprises the steps of 'casting linings by times by using scattered steel linings', 'round and casting linings by using steel pipe assembly welding special units', and the like.
The lining is poured in a grading mode through the scattered steel lining, in the tunnel lining construction process, scattered assembling circles are adopted, the steel lining is welded manually, steel pipes are adopted for supporting the inside of the steel lining, the steel lining serves as a steel mould, concrete lining construction is conducted, large-scale equipment is not needed in the construction process, the quality of the steel lining welded manually cannot be guaranteed, and the construction speed is low.
The steel pipe assembling and welding special machine set round and pouring lining are commonly used for the construction of a non-lining steel bar round steel lining tunnel, the steel pipe assembling and welding special machine carries out steel pipe assembling and welding at the tail of a tunnel, a steel lining is conveyed to a specified position by using a steel lining transport trolley and is positioned and installed, a steel pipe is adopted for supporting the inside of the steel lining, and the steel lining is used as a steel mould to carry out concrete lining construction.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem above, the utility model provides a construction method that is used for circular belted steel inside lining tunnel to crouch to piece together and erects to change and combine has improved steel inside lining welding quality through this method for lining construction speed, and then enlarge construction method application scope commonly used, solved the difficult problem of construction of belted steel inside lining tunnel lining under the limited condition in space.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a construction system that is used for circular belted steel inside lining tunnel to crouch piece together and erects to change combination, it is including the steel inside lining circle of organizing system that is used for steel inside lining circle to assemble, has laid the track inside the tunnel, install the steel inside lining travelling bogie that is used for steel inside lining to carry through the roll cooperation on the track, be provided with at the top in tunnel and be used for steel inside lining hoist and mount to turn to and lift by crane and conveyer, still be provided with the needle beam platform truck device that is used for steel inside lining support positioning and carries inside the tunnel.
The steel lining circle assembling system comprises a steel lining circle assembling rotating motor, round support rods in a radiation state are uniformly distributed outside a rotating shaft of the steel lining circle assembling rotating motor, and the outer end faces of the round support rods in the steel lining group are connected with the inner wall of a steel tile of the steel lining in a matched mode.
The steel lining lifting and transporting device comprises a travelling crane track anchored at the top of the tunnel, wherein two travelling cranes are matched on the travelling crane track in a rolling manner, and lifting hooks of the two travelling cranes are respectively hooked and connected with the steel lining to be turned over through lifting steel cables.
The needle beam trolley device comprises a main beam bearing truss, wherein a front supporting leg and a middle supporting leg are respectively fixed at the bottom of the main beam bearing truss, which is close to the end to be poured, the bottom of the main beam bearing truss is fixed with a rear supporting leg, which is close to the end to be poured, and a steel lining transportation system for conveying a steel lining is arranged at the top of the main beam bearing truss.
The steel lining is provided with a steel lining, the outer part of the steel lining is provided with a main beam bearing truss oil cylinder for adjusting the position of the steel lining, and the tail end of a piston rod of the main beam bearing truss oil cylinder is hinged on a hinge lug plate on the inner wall of the steel lining.
The utility model discloses there is following beneficial effect:
simple structure, reliable, convenient operation, construction method economy and high efficiency has improved steel inside lining group circle welding quality, has accelerated lining concrete construction speed simultaneously, has solved the space narrow and small, interferes more problem in lining cutting reinforcing bar and the steel inside lining work progress. The method has a remarkable effect on the working efficiency of the circular tunnel concrete lining construction with the steel lining in a narrow space.
1. Safety: the structure is used as a supporting system for lining concrete, and is clear in stress and simple in structure. After the steel lining is moved to the assigned position, the whole steel lining is fixed through the self-locking device, and the whole stability is ensured in the construction process.
2. Economy: the method is highly applicable to the construction of the circular tunnel concrete lining with the steel lining, can accelerate the circle assembling and splicing time, ensure the welding quality, avoid the investment of excessive equipment, and greatly reduce the construction cost.
3. The application range is wide: the method can be used for the construction of the steel-lined circular tunnel concrete lining with the lining reinforcing steel bars and the construction of the steel-lined circular tunnel concrete lining without the lining reinforcing steel bars, and has strong adaptability.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a circular plan view of the steel lining set of the present invention.
Fig. 2 is a circular elevation view of the steel lining set of the present invention.
FIG. 3 is a drawing of the steel lining of the present invention in a form of a lifting.
Fig. 4 is the position chart of the steel lining on the steel lining transport trolley of the utility model.
Fig. 5 is a vertical view of the needle beam trolley device of the present invention.
Fig. 6 is a cross-sectional view of the needle beam trolley device of the present invention.
FIG. 7 (a), (b), (c) and (d) are schematic views of the horizontal rounding process of the steel lining of the present invention.
FIG. 8 is a schematic view showing the vertical rotation process of the steel lining of the present invention.
Fig. 9 (a), (b), (c), (d), (e) and (f) are schematic views of the first stage of the steel lining assembly construction of the present invention.
FIG. 10 (g) (h) (i) (j) (k) (l) is a schematic diagram of the second stage of the steel lining assembling construction of the present invention.
In the figure: the steel lining circle assembling system comprises a steel lining circle assembling system 1, steel tile pieces 2, a steel lining 3, a steel lining hoisting and transporting device 4, a steel lining transport trolley 5, a track 6, a front supporting leg 7, a middle supporting leg 8, a rear supporting leg 9, a main beam bearing truss 10, a steel lining transporting system 11, a main beam bearing truss oil cylinder 12 and lining concrete 13.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-6, a construction system for circular belted steel inside lining tunnel is assembled to be erect to crouching, it is including being used for 3 steel inside lining circle systems 1 that circle of group was assembled to the steel inside lining, has laid track 6 in the tunnel inside, install the steel inside lining travelling bogie 5 that is used for steel inside lining 3 to carry through the roll fit on track 6, be provided with the steel inside lining that is used for steel inside lining 3 to hoist and mount to turn to and lift and conveyer 4 at the top in tunnel, still be provided with the needle beam platform truck device that is used for steel inside lining 3 to support the location and carry in the tunnel inside. The construction system with the structure can be used for lining construction of circular strip steel lining tunnels, and further effectively solves the problems that the space is narrow and small, and more interference is caused in the lining reinforcing steel bars and steel lining construction process. The method has a remarkable effect on the working efficiency of the circular tunnel concrete lining construction with the steel lining in a narrow space.
Further, the steel lining group circle system 1 comprises a steel lining group circle rotating motor 15, steel lining group circle support rods 14 in a radiation state are uniformly distributed and fixed outside a rotating shaft of the steel lining group circle rotating motor 15, and the outer end faces of the steel lining group circle support rods 14 are connected with the inner wall of the steel tile 2 of the steel lining 3 in a matching mode. Through foretell steel lining circle of group system 1 can realize the circle of group operation of a plurality of steel tiles 2, and then great improvement its circle of group efficiency.
Further, the steel lining hoisting and transporting device 4 comprises a travelling crane track 401 anchored at the top of the tunnel, two travelling cranes 402 are matched on the travelling crane track 401 in a rolling manner, and the two lifting hooks of the travelling cranes 402 are respectively hooked and connected with the steel lining 3 to be turned over through hoisting steel cables 403. The horizontal steel liner 3 can be turned upside down and erected by the steel liner lifting and transporting apparatus 4. Thereby facilitating the subsequent assembly.
Further, the needle beam trolley device comprises a main beam bearing truss 10, a front supporting leg 7 and a middle supporting leg 8 are respectively fixed at the bottom of the main beam bearing truss 10 close to the end to be poured, a rear supporting leg 9 is fixed at the bottom close to the end to be poured, and a steel lining transportation system 11 for transporting the steel lining 3 is arranged at the top of the main beam bearing truss 10. Can regard as the operation platform that lining cutting reinforcing bar binded through foretell needle beam platform truck device, and then make things convenient for its lining cutting construction, can fix a position and carry steel inside lining 3 moreover.
Further, a main beam bearing truss oil cylinder 12 for adjusting the position of the steel lining 3 is arranged outside the main beam bearing truss 10, and the tail end of a piston rod of the main beam bearing truss oil cylinder 12 is hinged to a hinged lug plate on the inner wall of the steel lining 3. The position of the steel lining 3 can be adjusted by the main beam bearing truss oil cylinder 12.
Example 2:
referring to fig. 7-10, the method for constructing the tunnel lining by using the construction system combining horizontal splicing, vertical rotation and circular strip steel lining tunnel is characterized by comprising the following steps:
reasonably dividing the steel lining into sections and tiles;
step two, finishing the processing of the system component according to the design requirement;
thirdly, reasonably planning and setting a support leg foundation according to construction organization arrangement and the operation requirement of the system, and installing a track 6;
binding concrete lining steel bars;
fifthly, performing horizontal and horizontal circle assembling, hoisting, vertical rotation and assembling construction on the steel lining;
sixthly, carrying out lining concrete construction;
step seven, after the concrete strength meets the design requirement, the equipment is moved to the next construction section;
and step eight, repeating the step four to the step seven and the subsequent steps, and finally realizing the rapid construction of the steel pipe group circle and the lining concrete of the whole tunnel.
Further, the concrete operation process of binding the concrete lining reinforcing steel bars in the fourth step is that a track 6 is laid inside the tunnel, and a main beam bearing truss 10 is supported through a front supporting leg 7, a middle supporting leg 8 and a rear supporting leg 9 to form a needle beam trolley device; then, the needle beam trolley device is used as a reinforcement binding platform to bind the concrete lining reinforcements.
Further, the concrete operation process of the steel lining horizontal circle assembling in the fifth step is that single steel tiles 2 are sequentially conveyed to the steel lining circle assembling system 1, the single steel tiles 2 are fixed through steel lining circle supporting rods 14, the steel tiles 2 are rotated through a steel lining circle assembling rotating motor 15, longitudinal joint positions where the steel tiles 2 are butted are rotated to the positions of the longitudinal joints, steel lining longitudinal joint welding is carried out through submerged arc automatic welding until the whole steel lining 3 is welded.
Further, the concrete operation process of the steel lining hoisting and vertical rotation in the fifth step is that after the steel lining 3 is horizontally assembled into a circle, two hoisting steel cables 403 of the steel lining hoisting and transporting device 4 are respectively hooked at two ends of the steel lining 3, and then the whole steel lining 3 is hoisted in parallel and translated for a certain distance; one of the hoisting steel cables 403 is shortened, the other hoisting steel cable 403 is extended, the whole steel lining 3 is turned over and erected, then the steel lining transport trolley 5 is conveyed to the bottom of the steel lining 3 along a track and supported, and then the steel lining transport trolley 5 is conveyed to the needle beam trolley device.
Further, the concrete operation process of assembling the steel lining in the fifth step is that the front supporting leg 7 is lifted, the steel lining transport trolley 5 transports the assembled first section of the steel lining 3 to the steel lining transport system 11, the first section of the steel lining 3 is transported to a position in butt joint with a poured area through the steel lining transport system 11, the space of the first section of the steel lining 3 is adjusted and positioned through a hydraulic device of the steel lining transport system 11, and the positioned first section of the steel lining 3 is tightly jacked through a main beam bearing truss oil cylinder 12; repeating the steps to carry out second and third sections of steel lining assembling and positioning construction, and manually carrying out top girth welding on adjacent steel linings 3;
further, concrete operation of the lining concrete construction in the sixth step is that after the three sections of steel linings are installed in place, the concrete lining end formwork is plugged, and pouring construction of the lining concrete 13 is carried out; after the strength of the concrete meets the design requirement, the end template is removed, and the main beam bearing truss oil cylinder 12 is loosened and tightened; the whole structure is moved to the next construction section, and then subsequent construction is carried out, so that the rapid construction of the steel lining and the lining concrete can be realized.
Claims (5)
1. A construction system that is used for circular belted steel inside lining tunnel to be pieced together to crouch vertically to change and combines, its characterized in that: it is including steel inside lining circle of group system (1) that is used for steel inside lining (3) circle of group to assemble, has laid track (6) inside the tunnel, install steel inside lining travelling bogie (5) that are used for steel inside lining (3) to carry through the roll cooperation on track (6), be provided with at the top in tunnel and be used for steel inside lining (3) hoist and mount to turn to and lift by crane and conveyer (4), still be provided with the needle beam platform truck device that is used for steel inside lining (3) supporting location and transport inside the tunnel.
2. The construction system for the horizontal splicing, vertical rotation and combination of the circular strip steel lining tunnel according to claim 1 is characterized in that: the steel lining circle assembling system (1) comprises a steel lining circle assembling rotating motor, round support rods in a radiation state are uniformly distributed outside a rotating shaft of the steel lining circle assembling rotating motor, and the outer end faces of the round support rods in the steel lining group are connected with the inner wall of a steel tile (2) of a steel lining (3) in a matched mode.
3. The construction system for the horizontal splicing, vertical rotation and combination of the circular strip steel lining tunnel according to claim 1 is characterized in that: the steel lining lifting and transporting device (4) comprises a travelling crane track (401) anchored at the top of the tunnel, two travelling cranes (402) are matched on the travelling crane track (401) in a rolling manner, and lifting hooks of the travelling cranes (402) are respectively hooked and connected with the steel lining (3) to be turned over through lifting steel cables (403).
4. The construction system for the horizontal splicing, vertical rotation and combination of the circular strip steel lining tunnel according to claim 1 is characterized in that: the needle beam trolley device comprises a main beam bearing truss (10), wherein a front supporting leg (7) and a middle supporting leg (8) are respectively fixed at the bottom of the main beam bearing truss (10) close to the end to be poured, a rear supporting leg (9) is fixed at the bottom of the main beam bearing truss (10) close to the end to be poured, and a steel lining transportation system (11) for conveying a steel lining (3) is arranged at the top of the main beam bearing truss (10).
5. The construction system for the horizontal splicing, vertical rotation and combination of the circular strip steel lining tunnel according to claim 4 is characterized in that: the steel lining positioning device is characterized in that a main beam bearing truss oil cylinder (12) used for adjusting the position of the steel lining (3) is arranged outside the main beam bearing truss (10), and the tail end of a piston rod of the main beam bearing truss oil cylinder (12) is hinged to a hinged lug plate on the inner wall of the steel lining (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921656357.XU CN210530883U (en) | 2019-09-30 | 2019-09-30 | Construction system for horizontal splicing, vertical rotation and combination of circular strip steel lining tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921656357.XU CN210530883U (en) | 2019-09-30 | 2019-09-30 | Construction system for horizontal splicing, vertical rotation and combination of circular strip steel lining tunnel |
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| CN210530883U true CN210530883U (en) | 2020-05-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593906A (en) * | 2019-09-30 | 2019-12-20 | 中交第二航务工程局有限公司 | Horizontal splicing vertical rotation combined construction system and method for circular strip steel lining tunnel |
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2019
- 2019-09-30 CN CN201921656357.XU patent/CN210530883U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593906A (en) * | 2019-09-30 | 2019-12-20 | 中交第二航务工程局有限公司 | Horizontal splicing vertical rotation combined construction system and method for circular strip steel lining tunnel |
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