CN219366105U - Tunnel material transport vehicle operating under low-clearance working condition - Google Patents

Abstract

A tunnel material transport vehicle operating under a low-clearance working condition belongs to the technical field of tunnel tunneling. The foldable cab is characterized in that the front cab and the rear cab are respectively connected to two ends of the frame body, a control box body is arranged behind the front cab, an electric control system and a hydraulic power system assembly are integrated in the control box body, a steerable traveling device is arranged at the bottom of the frame body, the rear cab is of a foldable structure, the foldable mechanism is connected with an outer frame of the cab body, and the foldable mechanism can enable the cab body of the rear cab to be folded in a direction far away from the front cab to reduce the height. The utility model has comprehensive functions, safety, reliability and simple structure, can complete material transportation in a relatively small tunnel, and improves the transportation and hoisting efficiency.

Description

Tunnel material transport vehicle operating under low-clearance working condition

Technical Field

The utility model belongs to the technical field of tunneling, and particularly relates to a tunnel material transport vehicle operating under a low-clearance working condition.

Background

With the rapid progress of scientific technology in recent years, the manufacturing and construction technology of full-face Tunnel Boring Machine (TBM) has been greatly developed, and the technical economy is continuously improved, so that the TBM construction technology is increasingly widely applied to domestic and foreign tunnel construction, and in developed countries, the TBM method has become the first choice method for tunnel construction. In the TBM construction process, required materials such as required construction materials of pipeline extension, TBM equipment operation consumptive materials, equipment maintenance and the like are all kept away from transportation, and the efficient and applicable transportation mode can greatly improve TBM construction progress and reduce construction cost.

In the engineering that the tunnel cross section is relatively small and the box culvert needs to be installed, the material transport vehicle needs to finish the material transport operation in the space with lower clearance. The existing material transport vehicle is high in frame body, and when the box culvert is lifted at a low clearance, the box culvert is manually transported by using a forklift or a pulley or transported after multiple turning and shifting works by using a box culvert crane, so that not only are many unsafe factors added by manual participation, but also resources are wasted and transportation lifting time is delayed.

Disclosure of Invention

Aiming at the problems, the utility model overcomes the defects of the prior art and provides a tunnel material transport vehicle which operates under a low-clearance working condition; the utility model has comprehensive functions, safety, reliability and simple structure, can complete material transportation in a relatively small tunnel, and improves the transportation and hoisting efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme.

The utility model provides a tunnel material transport vehicle working under a low-clearance working condition, which comprises a front cab, a rear cab and a vehicle frame body, and is characterized in that the front cab and the rear cab are respectively connected to two ends of the vehicle frame body, a control box body is arranged behind the front cab, an electric control system and a hydraulic power system assembly are integrated in the control box body, a steerable travelling device is arranged at the bottom of the vehicle frame body, the rear cab is of a foldable structure, the rear cab comprises a cab body and a folding mechanism, the folding mechanism is connected with an outer frame of the cab body, the folding mechanism can enable the cab body of the rear cab to be folded in a direction away from the front cab to reduce the height, and a duct piece support frame, a box culvert platform, a foam barrel fixing block, a grease barrel fixing coaming and a binding belt are arranged on the vehicle frame body.

Further, at least two of the duct piece support frames are arranged, and the foam barrel fixing blocks and the grease barrel fixing coamings are respectively fixed on the frame body at the inner side of the duct piece support frames in a one-to-one correspondence mode.

Further, the binding belt is connected to the frame body corresponding to the box culvert rotary table.

Further, the whole frame body is of a concave structure.

Further, the folding mechanism is of a four-bar structure.

The utility model has the beneficial effects of.

The folding mechanism can be used for folding the rear cab, so that the folding mechanism can adapt to construction operation under a low-clearance working condition, and the box culvert rotating mechanism is also arranged, so that the box culvert can rotate by 90 degrees on the transport vehicle, the box culvert crane can conveniently complete hoisting operation in a relatively small tunnel section, the whole process does not need to directly participate in manual work, the safety is enhanced, and the transportation of various materials can be realized only by one transport vehicle, so that resources and transportation hoisting time are saved, and the construction efficiency is improved.

Drawings

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description is presented by way of example only and is not intended to limit the utility model.

Fig. 1 is a schematic view of the overall structure of the present utility model in one mode of transportation.

Fig. 2 is a schematic view of the overall structure of the present utility model in another mode of transportation.

Fig. 3 is a schematic view of the present utility model just after entering a TBM device.

Fig. 4 is a schematic view of the present utility model when the box culvert crane is about to lift a box culvert.

Fig. 5 is a schematic view of the present utility model after a box culvert is lifted by a box culvert lift through a rear cab.

Fig. 6 is a schematic view of the folding mechanism of the rear cab of the utility model.

Fig. 7 is a schematic view of another embodiment of the folding mechanism of the rear cab of the utility model.

Fig. 8 is a schematic representation of the present utility model as it passes through a TBM trolley.

Fig. 9 is a schematic view of the present utility model after 90 ° rotation of the box culvert under the connecting beam.

The marks in the figure: the device comprises a front cab, a rear cab, a frame body, a control box body, a traveling device, a folding mechanism, a duct piece support frame, a box culvert rotary table, a foam barrel fixing block, a grease barrel fixing coaming, a bundling belt, a duct piece, a foam barrel, a grease barrel, a duct piece and a soil expanding belt, wherein the front cab is 1, the rear cab is 2, the frame body is 3, the control box body is 4, the traveling device is 5, the folding mechanism is 6, the duct piece support frame is 7, the box culvert rotary table is 8, the foam barrel fixing block is 9, the grease barrel fixing coaming is 10, the bundling belt is 11, the duct piece is 12, the box culvert is 13, the foam barrel is 14, the grease barrel is 15, the box culvert is 16, and the soil expanding belt is 17.

Detailed Description

As shown in the attached drawings, the embodiment provides a tunnel material transport vehicle operating under a low-clearance working condition, which comprises a front cab 1, a rear cab 2 and a frame body 3, wherein the whole frame body 3 is of a concave structure, and the middle height of the frame body 3 can be reduced so as to carry more materials under the low-clearance working condition.

The front cab 1 and the rear cab 2 are respectively connected to two ends of the frame body 3, a control box body 4 is arranged behind the front cab 1, an electric control system and a hydraulic power system assembly are integrated in the control box body 4, the electric control system and the hydraulic power system assembly provide control and power for the movement of the whole vehicle, the movement and the action of the whole vehicle are realized, and the realized mode and the structure can be designed by a person skilled in the art according to conventional technical means and are not repeated herein.

The bottom of the frame body 3 is provided with a steerable traveling device 5, and the traveling device 5 realizes traveling and steering of the transport vehicle.

The rear cab 2 is of a foldable structure, the rear cab 2 comprises a cab body and a folding mechanism, the folding mechanism is connected with an outer frame of the cab body, the folding mechanism 6 is of a four-bar structure, the folding mechanism 6 can enable the rear cab 2 to be folded in a direction away from the front cab 1 (the whole rear of the transport vehicle, namely, the advancing direction of the rear cab 2 during driving, and the folding is prevented from being blocked by the frame body 3), the height is reduced, large materials can be transported from the upper side of the rear cab 2 during material lifting, and the material lifting under the low-clearance working condition can be realized without manual separation and movement of the rear cab 2, so that the time is saved and the safety is improved.

The frame body 3 is provided with a duct piece support frame 7, a box culvert rotary table 8, a foam barrel fixing block 9, a grease barrel fixing coaming 10 and a binding belt 11.

At least two duct piece support frames 7 are used for supporting and transporting duct pieces 12. In order to save space, the foam barrel fixing blocks 9 and the grease barrel fixing coaming 10 are respectively fixed on the frame body 3 at the inner side of the duct piece support frame 7 in a one-to-one correspondence manner, so that the duct piece support frame 7 can be used for conveying duct pieces 12, foam barrels 14 and grease barrels 15, and the functions are more comprehensive.

The box culvert rotary table 8 can enable the box culvert 13 to rotate 90 degrees when being hoisted, enable the box culvert 13 to rotate 90 degrees, and enable the box culvert crane above to directly hook the box culvert 13, so that the box culvert crane can complete hoisting operation on the box culvert 13 in a relatively small tunnel section.

The binding belt 11 is connected to the frame body 3 corresponding to the position of the box culvert rotary table 8, so that the box culvert butt strap 16 can be placed on the box culvert rotary table 8 and the box culvert butt strap 16 can be bound and fixed through the binding belt 11.

In addition, other spaces of the frame body 3 can be used for placing materials which are easy to stably place, such as the swelling soil belt 17 and the like.

The main use mode is as follows:

the driver firstly enters the rear cab 2 to transport the duct piece 12 and the box culvert 13 to the lower part of the shield tunneling machine connecting beam, the driver parks and comes out of the rear cab 2, then the rear cab 2 folds and lowers the outer frame of the rear cab 2 through the folding mechanism 6, and the duct piece crane lifts the duct piece 12 in sequence. When the box culvert 13 is lifted, the box culvert 13 is rotated by 90 degrees through the box culvert rotary table 8, and then the box culvert 13 is transported to a corresponding position through the box culvert crane. Finally, the frame of the rear cab 2 is restored, and a driver enters the front cab 1 to drive the material transport vehicle out of the tunnel.

And transporting and lifting other small materials such as the foam barrel 14, the grease barrel 15, the box culvert access plate 16, the soil swelling belt 17 and the like again in the same way.

It will be appreciated that the above detailed description of the utility model is provided for illustration of the utility model and not for limitation of the technical solutions described in the embodiments of the utility model, and that the person skilled in the art should understand that the utility model may be modified or substituted for the same technical effects; as long as the use requirement is met, the utility model is within the protection scope of the utility model.

Claims (5)

1. The utility model provides a tunnel material transport vechicle of operation under low headroom operating mode, includes place ahead driver's cabin (1), rear driver's cabin (2), frame body (3), its characterized in that, place ahead driver's cabin (1) with rear driver's cabin (2) are connected respectively the both ends of frame body (3), place ahead driver's cabin (1) rear is provided with control box (4), integrated electrical system and hydraulic power system assembly in control box (4), frame body (3) bottom is provided with running gear (5) that can turn to, rear driver's cabin (2) are beta structure, rear driver's cabin (2) include cockpit body and folding mechanism (6), folding mechanism (6) with the outer frame connection of cockpit body, folding mechanism (6) can make the cockpit body of rear driver's cabin (2) is kept away from the direction of place ahead driver's cabin (1) reduces the height, be provided with on frame body section of jurisdiction (3), foam support frame (8), rotary table (10) fixed band enclosing frame (11), fixed barrel (11) and fixed grease.

2. The tunnel material transport vehicle operating under the low-clearance working condition according to claim 1, wherein at least two duct piece support frames (7) are arranged, and the foam barrel fixing blocks (9) and the grease barrel fixing coamings (10) are respectively fixed on the frame body (3) on the inner side of the duct piece support frames (7) in a one-to-one correspondence mode.

3. Tunnel material transport vehicle operating under low headroom conditions according to claim 1, characterized in that the binding belt (11) is connected to the frame body (3) in correspondence of the position of the box culvert turret (8).

4. Tunnel material transport vehicle operating under low headroom conditions according to claim 1, characterized in that the frame body (3) is of a concave structure as a whole.

5. Tunnel material transport vehicle operating under low headroom conditions according to claim 1, characterized in that the folding mechanism (6) is of a four bar structure.