CN210460705U - Lining construction equipment suitable for circular steel-containing lining tunnel - Google Patents
Lining construction equipment suitable for circular steel-containing lining tunnel Download PDFInfo
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- CN210460705U CN210460705U CN201921656347.6U CN201921656347U CN210460705U CN 210460705 U CN210460705 U CN 210460705U CN 201921656347 U CN201921656347 U CN 201921656347U CN 210460705 U CN210460705 U CN 210460705U
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Abstract
The utility model provides a lining cutting construction equipment suitable for circular steel lining tunnel that contains, it is including laying the track in the tunnel bottom, install the feed dolly that is used for carrying the tile through the roll cooperation on the track, tunnel internally arranged has girder bearing truss, steel lining travelling bogie is installed through the roll cooperation in girder bearing truss's top, the transport end of feed dolly is provided with and is used for assembling welded assembly welding special plane device to steel lining fragmentation tile. Through foretell construction equipment, can be used for the lining cutting construction of the interior steel lining that contains of tunnel, and then improve steel lining welding quality for lining cutting construction speed.
Description
Technical Field
The utility model belongs to tunnel lining construction field, concretely relates to lining cutting construction equipment suitable for circular steel-lined tunnel that contains.
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 split mode through the steel lining, the upper semicircle and the lower semicircle are usually poured in a split mode in the tunnel lining construction process, the steel lining is welded manually, steel pipe supports are erected inside the steel lining, the steel lining serves as a steel die, concrete lining construction is conducted, large-scale equipment is not needed in the construction process, the quality of the steel lining welded manually is difficult to guarantee, the support needs to be repeatedly assembled and disassembled, and construction speed is low.
The steel pipe assembling and welding special machine set round and pouring lining are commonly used for construction of a non-lining steel bar round steel lining tunnel, a 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 inside the steel lining, the steel lining is used as a steel mould, and concrete lining construction is carried out.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem above, the utility model provides a lining cutting construction equipment suitable for circular steel-lined tunnel has improved steel inside lining welding quality through this method for lining cutting construction speed, and then enlarge construction method application scope commonly used, solved the difficult problem of construction of belted steel inside lining tunnel lining cutting under the limited condition in space.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: lining construction equipment suitable for circular steel lining-containing tunnel, it is including laying the track in the tunnel bottom, install the feed dolly that is used for carrying the tile through the roll cooperation on the track, tunnel inside has arranged girder bearing truss, steel lining travelling bogie is installed through the roll cooperation in the top of girder bearing truss, the transport end of feed dolly is provided with and is used for assembling the special quick-witted device of welding to steel lining segmentation tile.
The bottom of the main beam bearing truss is respectively provided with a front supporting leg, a middle supporting leg and a rear supporting leg which are used for supporting the main beam bearing truss; the front supporting legs and the middle supporting legs are supported on a tunnel lining section to be poured, and the rear supporting legs are supported on the poured tunnel lining section.
The special assembly welding machine device comprises a special assembly welding machine rotating motor, and a special steel pipe assembly welding machine is supported and installed on a rotating shaft of the special assembly welding machine rotating motor through a special assembly welding machine support rod.
And a main beam bearing truss oil cylinder for supporting and adjusting the main beam bearing truss is arranged between the outer part of the main beam bearing truss and the steel lining.
And the periphery of the main beam bearing truss is provided with an overhanging platform for manual operation.
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 working efficiency of the circular tunnel concrete lining construction with the steel lining can produce remarkable effect when the space is narrow.
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.
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, reduce the manual use amount and greatly reduce the construction cost.
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 longitudinal section view of the special steel pipe assembling and welding machine and the multifunctional needle beam trolley.
Fig. 2 is a cross sectional view of the special steel pipe assembling and welding machine of the utility model.
Figure 3 is the utility model discloses girder bearing truss cross section picture.
Fig. 4 (a), (b), (c), (d), (e) and (f) are schematic diagrams of the first stage of the steel lining assembling construction of the present invention.
FIG. 5 (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 pipe assembling and welding device comprises a track 1, a feeding trolley 2, a steel pipe assembling and welding special machine 3, a front supporting leg 4, a middle supporting leg 5, a rear supporting leg 6, a steel lining transport trolley 7, a main beam bearing truss 8, an assembling and welding special machine supporting rod 9, an assembling and welding special machine rotating motor 10, a main beam bearing truss oil cylinder 11, lining concrete 12, a steel lining 13 and a cantilever platform 14.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-3, the lining construction equipment suitable for the circular steel lining-containing tunnel comprises a track 1 laid at the bottom of the tunnel, a feeding trolley 2 used for conveying tiles is installed on the track 1 in a rolling fit mode, a main beam bearing truss 8 is arranged inside the tunnel, a steel lining transport trolley 7 is installed at the top of the main beam bearing truss 8 in a rolling fit mode, and a special assembling and welding machine device used for assembling and welding steel lining split tiles is arranged at the conveying end of the feeding trolley 2. Through foretell construction equipment, can be used for the lining cutting construction of the interior steel lining that contains of tunnel, and then improve steel lining welding quality for lining cutting construction speed.
Further, the bottom of the main beam bearing truss 8 is respectively provided with a front supporting leg 4, a middle supporting leg 5 and a rear supporting leg 6 for supporting the main beam bearing truss; the front supporting legs 4 and the middle supporting legs 5 are supported on a tunnel lining section to be cast, and the rear supporting legs 6 are supported on the cast tunnel lining section. Through foretell supporting leg arrangement structure, guaranteed that follow-up can carry the steel lining that has assembled with the help of steel lining travelling bogie 7, and then make it carry the assigned position, finally made things convenient for its butt joint.
Further, the special assembly welding machine device comprises a special assembly welding machine rotating motor 10, and a steel pipe special assembly welding machine 3 is supported and installed on a rotating shaft of the special assembly welding machine rotating motor 10 through a special assembly welding machine support rod 9. The automatic welding of the longitudinal seam of the steel lining 13 tile can be realized through the special assembling and welding machine device. Thereby realizing the rounding operation of the steel lining.
Further, a main beam bearing truss oil cylinder 11 for supporting and adjusting the main beam bearing truss is arranged between the outer part of the main beam bearing truss 8 and the steel lining 13. The spatial position of the steel lining 13 can be conveniently adjusted through the girder bearing truss oil cylinder 11, and further the subsequent lining pouring precision is ensured.
Further, a cantilever platform 14 for manual operation is arranged on the periphery of the main beam bearing truss 8. The overhanging platform 14 with the structure can facilitate the control and adjustment of the main beam bearing truss oil cylinder 11 by operators, thereby ensuring the space positioning precision of the steel lining.
Example 2:
referring to fig. 1 to 5, the construction method using any one of the lining construction apparatuses for a circular steel-lined tunnel includes the steps of:
step 1: preparing a steel lining tile at the early stage;
step 2: the method comprises the steps of preparing an overall planning design of a structure and movement before structure assembly, processing each part according to design requirements on a back field, reasonably planning and setting a support leg foundation according to construction organization arrangement and operation requirements of the equipment, and installing a track 1 according to the overall planning;
and step 3: assembling, assembling and welding special machine devices and multifunctional needle beam trolley structures, and performing lining steel bar binding construction of first to third sections by using the multifunctional needle beam trolley as a steel bar binding platform;
and 4, step 4: sequentially conveying tiles to the position below a special steel pipe assembling and welding machine 3 by using a feeding trolley 2, performing first section group circle construction, and performing longitudinal seam welding between steel lining tiles by adopting a submerged arc automatic welding mode;
and 5: after the first section of steel lining is circularly assembled, the front supporting leg 4 is lifted, and the assembled first section of steel lining is conveyed to the steel lining transport trolley 7 by the feeding trolley 2;
step 6: conveying the first section of steel lining to a specified position by using a steel lining transport trolley 7 through a main beam bearing truss 8, and performing space adjustment and positioning on the steel lining section by using a hydraulic device of the steel lining transport trolley 8;
and 7: the positioned first section of steel lining is tightly jacked by using a main beam bearing truss oil cylinder 11;
and 8: repeating the steps 4-7, performing circle assembling and positioning construction on the second and third sections of steel lining, and manually performing adjacent steel lining girth welding;
and step 9: and pouring construction of the tunnel lining is carried out.
The specific operation of the step 1 is to reasonably segment the steel lining according to the structural size of the tunnel lining and divide the tiles; and then the processing of the tile is completed through equipment according to the design requirements.
The specific operation of the step 9 is as follows:
step 9.1: plugging a concrete lining end template, and performing pouring construction of lining concrete 12;
step 9.2: after the strength of the concrete meets the design requirement, the end template is removed, and the main beam bearing truss oil cylinder 11 is loosened and tightened;
step 9.3: and moving the whole structure to the next construction section, and then carrying out subsequent construction, thereby realizing the rapid construction of the steel lining and the lining concrete.
Claims (5)
1. Lining construction equipment suitable for circular steel-containing lining tunnel, its characterized in that: the special assembling and welding machine comprises a track (1) laid at the bottom of a tunnel, a feeding trolley (2) used for conveying tiles is installed on the track (1) in a rolling fit mode, a girder bearing truss (8) is arranged inside the tunnel, a steel lining transport trolley (7) is installed at the top of the girder bearing truss (8) in a rolling fit mode, and an assembling and welding special machine device used for assembling and welding steel lining split tiles is arranged at the conveying end of the feeding trolley (2).
2. The lining construction equipment suitable for the circular steel-lined tunnel according to claim 1, wherein: the bottom of the main beam bearing truss (8) is respectively provided with a front support leg (4), a middle support leg (5) and a rear support leg (6) which are used for supporting the main beam bearing truss; the front supporting leg (4) and the middle supporting leg (5) are supported on a tunnel lining section to be poured, and the rear supporting leg (6) is supported on the poured tunnel lining section.
3. The lining construction equipment suitable for the circular steel-lined tunnel according to claim 1, wherein: the special assembling and welding machine device comprises a special assembling and welding machine rotating motor (10), and a special steel pipe assembling and welding machine (3) is supported and installed on a rotating shaft of the special assembling and welding machine rotating motor (10) through a special assembling and welding machine support rod (9).
4. The lining construction equipment suitable for the circular steel-lined tunnel according to claim 1, wherein: and a main beam bearing truss oil cylinder (11) for supporting and adjusting the main beam bearing truss is arranged between the outer part of the main beam bearing truss (8) and the steel lining (13).
5. The lining construction equipment for the circular steel-lined tunnel according to claim 1 or 4, wherein: and a manually operated cantilever platform (14) is arranged on the periphery of the main beam bearing truss (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921656347.6U CN210460705U (en) | 2019-09-30 | 2019-09-30 | Lining construction equipment suitable for circular steel-containing lining tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921656347.6U CN210460705U (en) | 2019-09-30 | 2019-09-30 | Lining construction equipment suitable for circular steel-containing lining tunnel |
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| Publication Number | Publication Date |
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| CN210460705U true CN210460705U (en) | 2020-05-05 |
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| CN201921656347.6U Active CN210460705U (en) | 2019-09-30 | 2019-09-30 | Lining construction equipment suitable for circular steel-containing lining tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529157A (en) * | 2019-09-30 | 2019-12-03 | 中交第二航务工程局有限公司 | Lining construction device and method suitable for circle tunnel containing steel lining |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529157A (en) * | 2019-09-30 | 2019-12-03 | 中交第二航务工程局有限公司 | Lining construction device and method suitable for circle tunnel containing steel lining |
| CN110529157B (en) * | 2019-09-30 | 2021-03-26 | 中交第二航务工程局有限公司 | Lining construction equipment and method suitable for circular steel-containing lining tunnel |
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