CN219061682U - Tunnel inverted arch rapid construction device - Google Patents
Tunnel inverted arch rapid construction device Download PDFInfo
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- CN219061682U CN219061682U CN202320234362.1U CN202320234362U CN219061682U CN 219061682 U CN219061682 U CN 219061682U CN 202320234362 U CN202320234362 U CN 202320234362U CN 219061682 U CN219061682 U CN 219061682U
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- trestle
- ditch
- inverted arch
- rapid construction
- construction device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a tunnel inverted arch rapid construction device which comprises a trestle, wherein a front end template, an arch mould mechanism and a ditch mould mechanism are sequentially arranged at the bottom of the trestle from front to back, a traction device is arranged at the front side of the trestle, and a follow-up wheel set is arranged at the rear side of the trestle; the arch mold mechanism comprises two arch side templates which are symmetrically arranged, and a plurality of first connecting frames connected with the side templates are arranged on the trestle; the ditch die mechanism comprises two ditch baffles symmetrically arranged, and a plurality of second connecting frames connected with the ditch baffles are arranged on the trestle. The front end template, the arch mould mechanism and the ditch mould mechanism are sequentially arranged on the trestle, and the whole trestle can be driven to move by the traction device, so that the operations of pouring an inverted arch and backfilling a drainage ditch can be sequentially and continuously carried out, the fixing and the moving of each template are convenient, the construction period is shortened, and the use is convenient.
Description
Technical Field
The utility model relates to the technical field of tunnel inverted arch construction, in particular to a tunnel inverted arch rapid construction device.
Background
The construction mode of the long tunnel in China mainly adopts a drilling and blasting method, tunnel inverted arch construction mainly adopts a trestle system, and the conventional inverted arch end mould, the short side wall template and the trestle support system are respectively and independently arranged, so that the construction method not only occupies large working space, but also is large in fixing and moving procedures, and the construction period of the inverted arch is longer, and the burden of workers is heavy, so that the trestle system capable of rapidly constructing the inverted arch is needed.
Disclosure of Invention
The utility model aims to avoid the defects of the prior art and provides a tunnel inverted arch rapid construction device, so that the defects in the prior art are effectively overcome.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the rapid tunnel inverted arch construction device comprises a trestle, wherein a front end template, an arch mould mechanism and a ditch mould mechanism are sequentially arranged at the bottom of the trestle from front to back, a traction device is arranged at the front side of the trestle, and a follow-up wheel set is arranged at the rear side of the trestle;
the arch mold mechanism comprises two arch side templates which are symmetrically arranged, and a plurality of first connecting frames connected with the side templates are arranged on the trestle;
the ditch die mechanism comprises two ditch baffles symmetrically arranged, and a plurality of second connecting frames connected with the ditch baffles are arranged on the trestle.
Further, the side templates are hinged to the first connecting frame, and a first driving device for driving the side templates to swing upwards is arranged on the first connecting frame.
Further, the ditch baffle is hinged to the second connecting frame, and a second driving device for driving the ditch baffle to swing is arranged on the second connecting frame.
Further, the second driving device is an oil cylinder, the movable ends of the ditch baffles are provided with connecting rods, and the movable ends of the connecting rods on the two ditch baffles are both hinged to the output end of the oil cylinder.
Further, a third driving device for driving the two ditch baffles to move up and down integrally is arranged on the second connecting frame.
Further, a first supporting rod is arranged on the front side of the front end template on the trestle.
Further, an inverted oil cylinder is arranged on the first supporting rod, and a first supporting seat is arranged at the output end of the oil cylinder.
Further, the front end of the trestle is hinged with a front sloping plate, and the rear end of the trestle is hinged with a rear sloping plate.
Further, a second supporting rod is arranged at the traction device on the trestle, an inverted oil cylinder is arranged on the second supporting rod, and a second supporting seat is arranged at the output end of the oil cylinder.
Further, a crack capable of installing the water stop belt is formed in the front end template.
The technical scheme of the utility model has the following beneficial effects: the front end template, the arch mould mechanism and the ditch mould mechanism are sequentially arranged on the trestle, and the whole trestle can be driven to move by the traction device, so that the operations of pouring an inverted arch and backfilling a drainage ditch can be sequentially and continuously carried out, the fixing and the moving of each template are convenient, the construction period is shortened, and the use is convenient.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view at B in FIG. 1;
FIG. 4 is a perspective view of a frame of a bridge frame according to an embodiment of the present utility model;
FIG. 5 is a schematic perspective exploded view of an embodiment of the present utility model;
FIG. 6 is a schematic cross-sectional view of an embodiment of the present utility model when pouring the bottom of the inverted arch;
FIG. 7 is a schematic cross-sectional view of an embodiment of the present utility model with the inverted arch cast;
FIG. 8 is a schematic cross-sectional view of a side form raised in accordance with an embodiment of the present utility model;
FIG. 9 is a schematic cross-sectional view of an embodiment of the present utility model backfilling a gutter;
FIG. 10 is a schematic cross-sectional view of a gutter baffle according to an embodiment of the present utility model in an adduction state.
Description of the embodiments
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-10, the rapid construction device for the tunnel inverted arch according to the embodiment comprises a trestle 1, wherein a front end template 2, an arch mould mechanism 3 and a ditch mould mechanism 4 are sequentially arranged at the bottom of the trestle 1 from front to back, a traction device 5 is arranged at the front side of the trestle 1, and a follow-up wheel set 6 is arranged at the rear side of the trestle 1; the trestle 1 can be composed of a frame and a cover plate, and has a simple and stable structure;
the trestle 1 is arranged in a tunnel, the traction device 5 moves at the bottom of the tunnel at the front side of the trestle 1 to provide advancing power for the trestle 1, and in the embodiment, the traction device 5 is a crawler-type tractor; the follow-up wheel set 6 is arranged on the rear side of the trestle 1, the follow-up wheel set 6 is supported on the top surface of the trestle 1 after backfilling plain concrete to move, before pouring, the traction device 5 pulls the whole trestle 1 to move forwards, so that the arch mould mechanism 3 moves to the upper end of a pouring position, then reinforcing steel bars are paved at the bottom of the arch mould mechanism 3, pouring can be carried out, the front end template 2 plays a role of a baffle plate for pouring, after initial setting is finished, the traction device 5 drives the trestle 1 to move forwards integrally, the front end template 2 and the arch mould mechanism 3 move to the next pouring position, meanwhile, the ditch mould mechanism 4 moves to the upper side of the initial setting section for the last pouring, the backfilling plain concrete operation is carried out, a drainage ditch is manufactured, and meanwhile, the reinforcing steel bar paving operation of the next pouring section can be carried out; in other embodiments, the front end template 2 can be driven to move up and down through the oil cylinder, so that the next section of steel bar can be prefabricated during pouring of the inverted arch and solidification waiting of the inverted arch, the prefabricated section of steel bar can be crossed by lifting the front end template 2 during moving the trestle 1, then the front end template 2 is put down before pouring again to play a role of blocking edges, and the method is different from the working sequence of the embodiment, but multiple operations can be simultaneously performed, and the construction efficiency is higher;
the arch mould mechanism 3 comprises two arch side templates 31 which are symmetrically arranged, and a plurality of first connecting frames 32 which are connected with the side templates 31 are arranged on the trestle 1; the bottom ends of the two arched side templates 31 can be mutually butted or separated, the mutual butting is beneficial to controlling the shape of the bottom of the pouring inverted arch, the mutual separation is convenient for paving the reinforcing steel bars, and the inconvenience of cleaning the sand falling from the upper side of the side templates 31 is avoided;
the ditch mould mechanism 4 comprises two ditch baffles 41 which are symmetrically arranged, a plurality of second connecting frames 42 which are connected with the ditch baffles 41 are arranged on the trestle 1, the two ditch baffles 41 play a role of shielding when the plain concrete is backfilled, a drainage ditch can be formed between the two ditch baffles 41, and a ditch cover plate is paved on the drainage ditch subsequently;
preferably, the side form 31 is hinged on the first connecting frame 32, the first connecting frame 32 is provided with a first driving device 33 for driving the side form 31 to swing upwards, the first driving device 33 is an oil cylinder, after the initial setting is finished, the oil cylinder drives the side form 31 to swing upwards to be separated from contact with the pouring section, and then the trestle 1 is moved, so that damage to the inverted arch surface or the bottom surface of the side form 31 caused by friction between the bottom of the side form 31 and the pouring section is avoided;
preferably, the ditch baffle 41 is hinged on the second connecting frame 42, the second connecting frame 42 is provided with a second driving device 43 for driving the ditch baffle 41 to swing, after the initial setting of the plain concrete backfill is finished, the second driving device 43 drives the ditch baffle 41 to swing inwards, so that the ditch baffle 41 is separated from contact with the backfill section, and then the trestle 1 is moved, thereby avoiding damage to the surface of the ditch or the outer side of the ditch baffle 41 due to friction between the outer side of the ditch baffle 41 and the backfill section;
preferably, the second driving device 43 is an oil cylinder, the movable ends of the ditch baffles 41 are provided with connecting rods 44, the movable ends of the connecting rods 44 on the two ditch baffles 41 are all hinged on the output end of the oil cylinder, the oil cylinder drives the movable ends of the two connecting rods 44 to move upwards, and the two connecting rods 44 can respectively drive the two ditch baffles 41 to swing inwards;
as shown in fig. 10, in another embodiment, a third driving device 45 for driving the two gutter baffles 41 to move up and down integrally is arranged on the second connecting frame 42, the third driving device 45 is an oil cylinder, and the oil cylinder drives the two gutter baffles 41 to move up integrally so as to be further separated from the backfilled gutter, thereby ensuring the separation of the gutter baffles 41 from the gutter;
preferably, a first supporting rod 11 is arranged on the front side of the front end template 2 on the trestle 1, the first supporting rod 11 plays a role in laterally supporting the front end template 2, and a supporting force in the horizontal direction is provided during pouring;
preferably, an inverted oil cylinder is arranged on the first supporting rod 11, a first supporting seat 12 is arranged at the output end of the oil cylinder, the oil cylinder can drive the first supporting seat 12 to move downwards to be supported on the ground, the supporting effect is achieved on the trestle 1, and the stability of the trestle 1 is improved;
preferably, the front end of the trestle 1 is hinged with a front sloping plate 13, the rear end of the trestle 1 is hinged with a rear sloping plate 14, and the front sloping plate 13 and the rear sloping plate 14 facilitate the feeding of the trestle 1; the front inclined plate 13 and the rear inclined plate 14 can be lifted to avoid friction when the trestle 1 integrally moves;
preferably, a second supporting rod 15 is arranged on the trestle 1 at the traction device 5, an inverted oil cylinder is arranged on the second supporting rod 15, a second supporting seat 16 is arranged at the output end of the oil cylinder, the oil cylinder can drive the second supporting seat 16 to move downwards to support the ground, the pressure of the trestle 1 applied to the traction device 5 is reduced, and the service life of the traction device 5 is prolonged;
preferably, the front end template 2 is provided with the crack 21 that can install the waterstop, can clip one side of steel limit waterstop in the crack 21 when pouring, after pouring, take off the waterstop in the crack 21, the other end of steel limit waterstop can be fixed in pouring the section, then when pouring next section, the one side that the waterstop exposes then can pour, the both sides of waterstop are fixed respectively in two adjacent sections and pour the section, play waterproof effect to adjacent section seam crossing of pouring.
The construction process of the embodiment is as follows: the traction device 5 is used for traction of the trestle 1 to the position of a pouring section, then an oil cylinder on the first supporting rod 11 is used for driving the first supporting seat 12 to be supported on the ground, an oil cylinder on the second supporting rod 15 is used for driving the second supporting seat 16 to be supported on the ground, so that the trestle 1 is fixed, steel bars are paved at the bottoms of the two side templates 31, and then pouring is carried out on the bottoms of the side templates 31;
as shown in fig. 6, when pouring the concrete to the bottom end of the side form 31, in order to prevent the concrete from upward going beyond the side form 31, the concrete fluidity is first waited for to gradually decrease;
as shown in fig. 7, after the concrete is no longer flowing, both sides of the inverted arch are cast on both sides of the two side forms 31;
as shown in fig. 8, after pouring is completed, the first driving device 33 drives the two side templates 31 to swing upwards to separate from the pouring surface, meanwhile, the oil cylinder on the first supporting rod 11 drives the first supporting seat 12 to move upwards to separate from the ground, the oil cylinder on the second supporting rod 15 drives the second supporting seat 16 to move upwards to separate from the ground, the traction device 5 can drive the trestle 1 to integrally move to the next pouring section, at this time, the two ditch baffles 41 on the trestle 1 move to the upper side of the pouring completed section, and then the first supporting seat 12 and the second supporting seat 16 move downwards to support again to wait for the next pouring operation;
as shown in fig. 9, plain concrete backfilling work is performed on both sides of two ditch baffles 41, and reinforcement laying and pouring work of the next pouring section can be performed at the same time;
as shown in fig. 10, after plain concrete backfilling, the second driving device 43 drives the two ditch baffles 41 to swing inwards to leave the ditch surface through the connecting rod 44, after the next pouring section is poured and condensed, the two side templates 31 are separated from the pouring surface, and the traction device 5 can drive the trestle 1 to integrally move to the next pouring section again, so that the next pouring and the ditch backfilling operation can be sequentially repeated.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a tunnel inverted arch construction device which characterized in that: the automatic lifting device comprises a trestle, wherein a front end template, an arch mould mechanism and a ditch mould mechanism are sequentially arranged at the bottom of the trestle from front to back, a traction device is arranged at the front side of the trestle, and a follow-up wheel set is arranged at the rear side of the trestle;
the arch mold mechanism comprises two arch side templates which are symmetrically arranged, and a plurality of first connecting frames connected with the side templates are arranged on the trestle;
the ditch die mechanism comprises two ditch baffles symmetrically arranged, and a plurality of second connecting frames connected with the ditch baffles are arranged on the trestle.
2. The tunnel inverted arch rapid construction device according to claim 1, wherein: the side template is hinged to the first connecting frame, and a first driving device for driving the side template to swing upwards is arranged on the first connecting frame.
3. The tunnel inverted arch rapid construction device according to claim 1, wherein: the ditch baffle is hinged to the second connecting frame, and a second driving device for driving the ditch baffle to swing is arranged on the second connecting frame.
4. A tunnel inverted arch rapid construction device according to claim 3, wherein: the second driving device is an oil cylinder, the movable ends of the ditch baffles are provided with connecting rods, and the movable ends of the connecting rods on the two ditch baffles are all hinged to the output end of the oil cylinder.
5. The tunnel inverted arch rapid construction device according to claim 1, wherein: and a third driving device for driving the two ditch baffles to move up and down integrally is arranged on the second connecting frame.
6. The tunnel inverted arch rapid construction device according to claim 1, wherein: the first support rod is arranged on the front side of the front end template on the trestle.
7. The tunnel inverted arch rapid construction device according to claim 6, wherein: an inverted oil cylinder is arranged on the first supporting rod, and a first supporting seat is arranged at the output end of the oil cylinder.
8. The tunnel inverted arch rapid construction device according to claim 1, wherein: the front end of the trestle is hinged with a front sloping plate, and the rear end of the trestle is hinged with a rear sloping plate.
9. The tunnel inverted arch rapid construction device according to claim 1, wherein: the second support rod is arranged at the traction device on the trestle, an inverted oil cylinder is arranged on the second support rod, and a second support seat is arranged at the output end of the oil cylinder.
10. The tunnel inverted arch rapid construction device according to claim 1, wherein: the front end template is provided with a crack for installing the water stop belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234362.1U CN219061682U (en) | 2023-02-16 | 2023-02-16 | Tunnel inverted arch rapid construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234362.1U CN219061682U (en) | 2023-02-16 | 2023-02-16 | Tunnel inverted arch rapid construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219061682U true CN219061682U (en) | 2023-05-23 |
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ID=86348358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320234362.1U Active CN219061682U (en) | 2023-02-16 | 2023-02-16 | Tunnel inverted arch rapid construction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219061682U (en) |
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2023
- 2023-02-16 CN CN202320234362.1U patent/CN219061682U/en active Active
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