CN218934456U

CN218934456U - Double-mode lining trolley

Info

Publication number: CN218934456U
Application number: CN202223458068.3U
Authority: CN
Inventors: 陈稳干; 孙兵; 汪爽爽; 李晓雨; 缪鞍
Original assignee: China Railway No 10 Engineering Group Co Ltd; Third Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Current assignee: China Railway No 10 Engineering Group Co Ltd; Third Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-04-28
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the technical field of tunnel construction, and particularly discloses a double-mode lining trolley, which comprises an inner-mode lining trolley, wherein an outer-mode lining trolley is arranged outside an open cut tunnel, the outer-mode lining trolley comprises a rectangular mounting frame, an arch through hole is formed in the mounting frame and is arranged along the length direction of the mounting frame, and 2 arc plates are arranged at the arch through hole along the length direction of the arch through hole; a plurality of connecting pieces are arranged between the arc-shaped plate and the mounting frame, and a pushing mechanism for pushing the arc-shaped plate to bend is also arranged between the arc-shaped plate and the mounting frame. The method is realized based on the double-mode lining trolley. The utility model can better accelerate the open cut tunnel construction speed.

Description

Double-mode lining trolley

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a dual-mode lining trolley.

Background

When the open cut tunnel is traditionally constructed, firstly, an inner mould lining trolley is moved to a designated place, then a reinforcing mesh is paved at an inner mould plate on the inner mould lining trolley, then a wood board is conveyed to the reinforcing mesh through a crane, the wood board is manually fixed at the reinforcing mesh, finally, concrete is poured, and after the concrete is solidified, the wood board is dismantled again through the crane; when the wood boards are installed and removed, the crane is required to lift the wood boards one by one, so that the time for installing and removing the wood boards is longer, and the construction period is prolonged; and when installing the plank, the staff need hang in the sky to there is great construction potential safety hazard.

Disclosure of Invention

The present utility model provides a dual mode lining trolley which overcomes some or some of the disadvantages of the prior art.

The utility model relates to a double-mode lining trolley, which comprises an inner-mode lining trolley, wherein an outer-mode lining trolley is arranged outside an open cut tunnel, the outer-mode lining trolley comprises a rectangular installation frame, an arched through hole is formed in the installation frame and is arranged along the length direction of the installation frame, and 2 arched plates are arranged at the arched through hole along the length direction of the arched through hole; a plurality of connecting pieces are arranged between the arc-shaped plate and the mounting frame, and a pushing mechanism for pushing the arc-shaped plate to bend is also arranged between the arc-shaped plate and the mounting frame.

Through the arrangement of the inner mold lining trolley, the outer mold lining trolley, the mounting frame, the arched through holes, the arched plates and the pushing mechanism, the working efficiency of staff is better improved; in the process, the workers do not need to work aloft, so that the personal safety of the workers is ensured.

Preferably, the connecting piece comprises a screw rod, and two ends of the screw rod are respectively hinged with the mounting frame and the arc plate.

By the arrangement of the screw rod, the arc-shaped plate can be conveniently abutted against the reinforcing mesh.

Preferably, the pushing mechanism comprises a hydraulic cylinder, and two ends of the hydraulic cylinder are respectively hinged with the mounting frame and the arc-shaped plate.

By the arrangement of the hydraulic cylinder, the arc-shaped plate is pushed to move conveniently.

Preferably, the lower end of the mounting frame is provided with a plurality of rail wheels arranged along the length direction of the mounting frame.

Through the arrangement of the rail wheels, the movement of the external mold lining trolley is facilitated.

Preferably, a plurality of vibrating holes are arranged at the arc plate along the length direction of the arc plate, and the adjacent vibrating holes are arranged in a staggered manner.

By setting the vibrating hole positions, the utility model is convenient for workers to realize the omnibearing vibrating of the concrete and ensures the vibrating quality of the concrete.

Drawings

Fig. 1 is a schematic view of a cross section of an external mold lining trolley in example 1.

Fig. 2 is a schematic view of a vertical section of an external mold lining trolley in example 1.

Fig. 3 is a schematic view of the arc plate in example 1.

Fig. 4 is a schematic view of the connector in embodiment 1.

Detailed Description

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples. It is to be understood that the examples are illustrative of the present utility model and are not intended to be limiting.

Example 1

As shown in fig. 1-4, the present embodiment provides a dual-mode lining trolley, which includes an inner-mode lining trolley, an outer-mode lining trolley is arranged outside an open cut tunnel, the outer-mode lining trolley includes a rectangular mounting frame 100, an arch through hole 150 is arranged in the mounting frame 100 along the length direction of the mounting frame 100, and 2 arc plates 120 are arranged at the arch through hole 150 along the length direction of the arch through hole 150; a plurality of connecting pieces 130 are arranged between the arc-shaped plate 120 and the mounting frame 100, and a pushing mechanism for pushing the arc-shaped plate 120 to bend is also arranged between the arc-shaped plate 120 and the mounting frame 100.

Through the arrangement of the inner mold lining trolley, the outer mold lining trolley, the mounting frame 100, the arched through holes 150, the arc plates 120 and the pushing mechanism in the embodiment, when a worker pours an open cut tunnel, firstly, a reinforcing mesh needs to be paved at an inner mold plate on the inner mold lining trolley, after the reinforcing mesh is paved, the outer mold lining trolley is moved to the inner mold lining trolley to enable the inner mold lining trolley to be positioned in the arched through holes 150, then the worker pushes the arc plates 120 to bend through adjusting the pushing mechanism to enable the arc plates 120 to be attached to the reinforcing mesh, finally, concrete is poured at the reinforcing mesh, after the concrete is solidified, the arc plates 120 are far away from the poured concrete through the pushing mechanism, and then the outer mold lining trolley is removed; thereby saving the construction time of open cut tunnel and improving the working efficiency of staff; in the process, the workers do not need to work aloft, so that the personal safety of the workers is ensured.

In this embodiment, the connection member 130 includes a screw, and both ends of the screw are hinged to the mounting frame 100 and the arc plate 120, respectively.

Through the arrangement of the lead screw in this embodiment, make the staff through adjusting the length of lead screw, thereby conveniently support arc 120 tightly on the reinforcing bar net.

In this embodiment, the pushing mechanism includes a hydraulic cylinder 110, and two ends of the hydraulic cylinder 110 are hinged to the mounting frame 100 and the arc plate 120, respectively.

By the arrangement of the hydraulic cylinder 110 in the present embodiment, the curved plate 120 is pushed to bend or move by the hydraulic cylinder 110; thereby preferably facilitating movement of the push arcuate plate 120.

In this embodiment, the lower end of the mounting frame 100 is provided with a plurality of rail wheels 140 arranged along the length direction of the mounting frame 100.

By arranging the rail wheels 140 in the embodiment, the external mold lining trolley moves along the rail through the rail wheels 140, so that the movement of the external mold lining trolley is facilitated.

In this embodiment, a plurality of vibrating holes 310 are arranged at the arc plate 120 along the length direction of the arc plate 120, and the adjacent vibrating holes 310 are staggered.

Through the setting of the position of vibrating hole 310 in this embodiment for the staff is when vibrating the concrete, through the dislocation set of vibrating hole 310, has made things convenient for the staff to realize the all-round vibration of concrete, ensures concrete vibration quality.

Example 2

The embodiment provides a method for constructing open cut tunnel, which comprises the following steps,

s1: excavating an open cut tunnel;

s2: paving a reinforcing mesh at the bottom of the open cut tunnel, and pouring concrete into the reinforcing mesh to form a platform;

s3: rails are paved on two sides of the platform; adopting a total station lofting track laying position, checking the steel rail position by using a steel tape, laying a walking track according to the lofting point, and fixing by using a steel bar;

s4: moving the internal mold lining trolley to a platform;

s5: paving a reinforcing mesh at an inner template of the inner mould lining trolley;

s6: moving the outer mold lining trolley to the inner mold lining trolley along the track and positioning the reinforcing mesh between the inner mold plate and the arc plate 120;

s7: the center line and the height of the arc-shaped plate 120 are positioned by lofting out the top of the inner template through the total station; then, adjusting the position of the arc plate 120 by the hydraulic cylinder 110 until reaching the design position; finally, the arc plate 120 is fixed in position using a lead screw;

s8: pouring concrete to the reinforced mesh, stopping pouring when the concrete is poured at the vibrating holes 310, and vibrating the concrete through the vibrating bars passing through the vibrating holes 310 until the concrete pouring is completed;

s9: when the strength of the concrete meets the form stripping condition, the form stripping is started; first, the screw rods on the external mold lining trolley are removed one by one from top to bottom, then the arc plate 120 is separated from the concrete surface through the hydraulic cylinder 110, and finally the external mold lining trolley is removed along the track.

S10: and removing the internal mold lining trolley.

It is to be understood that, based on one or several embodiments provided herein, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, which do not exceed the protection scope of the present application.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the examples are merely illustrative of embodiments of the utility model and the actual construction is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims

1. The utility model provides a bimodulus lining cutting platform truck, includes centre form lining cutting platform truck, its characterized in that: an external mold lining trolley is arranged outside the open cut tunnel, the external mold lining trolley comprises a rectangular installation frame (100), an arch-shaped through hole (150) is formed in the installation frame (100) and is arranged along the length direction of the installation frame (100), and 2 arc-shaped plates (120) are arranged at the arch-shaped through hole (150) along the length direction of the arch-shaped through hole (150); a plurality of connecting pieces (130) are arranged between the arc-shaped plate (120) and the mounting frame (100), and a pushing mechanism for pushing the arc-shaped plate (120) to bend is also arranged between the arc-shaped plate (120) and the mounting frame (100).

2. A dual mode lining trolley according to claim 1, wherein: the connecting piece (130) comprises a screw rod, and two ends of the screw rod are respectively hinged with the mounting frame (100) and the arc-shaped plate (120).

3. A dual mode lining trolley according to claim 2, wherein: the pushing mechanism comprises a hydraulic cylinder (110), and two ends of the hydraulic cylinder (110) are respectively hinged with the mounting frame (100) and the arc-shaped plate (120).

4. A dual mode lining trolley according to claim 1, wherein: the lower end of the mounting frame (100) is provided with a plurality of rail wheels (140) which are arranged along the length direction of the mounting frame (100).

5. A dual mode lining trolley according to claim 1, wherein: the arc plate (120) is provided with a plurality of vibrating holes (310) which are arranged along the length direction of the arc plate (120), and the adjacent vibrating holes (310) are arranged in a staggered mode.