CN216198122U

CN216198122U - Multifunctional trolley for tunnel construction

Info

Publication number: CN216198122U
Application number: CN202122681124.9U
Authority: CN
Inventors: 兰冰; 罗春雨; 康海波; 周友波; 邱章令
Original assignee: Sichuan Lanhai Intelligent Equipment Manufacturing Co Ltd
Current assignee: Sichuan Lanhai Intelligent Equipment Manufacturing Co Ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-05
Anticipated expiration: 2031-11-04

Abstract

The utility model relates to the technical field of tunnel construction equipment, in particular to a multifunctional trolley for tunnel construction, which comprises a trolley body, wherein a plurality of telescopic mechanical arms are arranged on the trolley body, the mechanical arms can pitch, the mechanical arms can slide relative to the trolley body, a rock drilling device, a crushing device, a gripper device and a guniting device are arranged on the trolley body, and the rock drilling device, the crushing device, the gripper device and the guniting device are respectively or jointly arranged on the mechanical arms. Aim at is through setting up rock drilling device, breaker, tongs device and whitewashing device on an engineering platform truck, can satisfy the multiple process demand in the tunnel construction simultaneously, has saved the shared time of engineering platform truck business turn over tunnel, has shortened the construction process.

Description

Multifunctional trolley for tunnel construction

Technical Field

The utility model belongs to the technical field of tunnel construction equipment, and particularly relates to a multifunctional trolley for tunnel construction.

Background

In the new Austrian tunnel construction process, the common process steps are three continuous construction processes of arch centering, installation of foot locking anchor rods, advance anchor rods and guniting. However, in the existing tunnel construction equipment, only one or two procedures can be completed, and no equipment can meet the requirements for completing the three procedures at the same time, so that in the existing tunnel construction, frequent entering and exiting of the engineering trolley are often required to ensure the three procedures, and the equipment is moved back in the construction process, so that the construction time is wasted.

And on the existing arch spraying trolley, although the processes of erecting an arch center and spraying grout can be completed, the installation of the foot locking anchor rod/the advanced anchor rod still needs manual rock drilling and drilling, so that the construction time is long, and the personal safety of constructors is greatly threatened by the mode of manually drilling and drilling the rock.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides the multifunctional trolley for tunnel construction, the trolley is integrated with the rock drilling device, the crushing device, the gripper device and the guniting device, various process requirements in tunnel construction can be met, the process can be completed only by one engineering trolley, and the problem that the engineering trolley frequently enters and exits to delay engineering time is avoided.

The technical scheme adopted by the utility model is as follows:

the utility model provides a multi-functional platform truck is used in tunnel construction, includes the platform truck body, be provided with the flexible arm of several on the platform truck body, but the arm every single move, the several the arm can slide to the platform truck body relatively, be provided with rock drilling device, breaker, tongs device and whitewashing device on the platform truck body, rock drilling device, breaker, tongs device and whitewashing device set up on several mechanical arms respectively or the combination.

Preferably, the mechanical arm comprises a main mechanical arm, a first auxiliary mechanical arm and a second auxiliary mechanical arm, the guniting device is arranged on the main mechanical arm and can rotate in the horizontal plane relative to the main mechanical arm, the end of the main mechanical arm is provided with the gripper device, the gripper device can pitch, and the gripper device can rotate in the vertical plane.

Preferably, the rock drilling device is arranged on a first auxiliary mechanical arm, the rock drilling device can rotate in a vertical plane and a horizontal plane relative to the first auxiliary mechanical arm, and the rock drilling device can pitch; the end part of the first auxiliary mechanical arm is provided with the gripping device and the crushing device, and the gripping device and the crushing device can pitch and rotate in a horizontal plane relative to the first auxiliary mechanical arm.

Preferably, the crushing device is arranged on the gripping device, a workbench is arranged at the end part of the first auxiliary mechanical arm, and the workbench can rotate in a horizontal plane relative to the first auxiliary mechanical arm.

Preferably, the second auxiliary mechanical arm has the same structure as the first auxiliary mechanical arm.

Preferably, the first auxiliary mechanical arm and the second auxiliary mechanical arm are hinged to the sliding trolley, and the first auxiliary mechanical arm and the second auxiliary mechanical arm rotate in a horizontal plane relative to the sliding trolley.

Preferably, the front end and the rear end of the trolley body are respectively provided with a front cab and a rear cab, and the trolley body is provided with a welding machine.

The utility model has the advantages that:

1) the rock drilling device, the crushing device, the gripper device and the guniting device are arranged on one engineering platform, so that various process requirements in tunnel construction can be met simultaneously, the time occupied by the engineering trolley when entering and exiting the tunnel is saved, and the construction process is shortened; the engineering trolley is combined with the rock drilling device, rock drilling and hole drilling can be completed through operation of the mechanical arm, safety risks caused by manual hole drilling are avoided, and personal safety of construction personnel is guaranteed;

2) by the multifunctional trolley, the working states of the other mechanical arms can be liberated while one mechanical arm is used for construction, so that the other mechanical arms can be used for construction operation for grabbing the arch centering in the next step, two-step construction operation can be completed simultaneously on the premise of not influencing the safety of constructors, the construction process in the tunnel is accelerated, the construction mode that the next construction process is carried out after the traditional construction process is finished is changed, and the integral construction efficiency of tunnel construction is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of the master robot arm;

fig. 3 is a partially enlarged view of the first auxiliary robot arm.

In the figure: 1-trolley body; 2-a master mechanical arm; 3-a first auxiliary mechanical arm; 4-a second auxiliary mechanical arm; 5-a guniting device; 6-a rock drilling device; 7-gripper means; 8-a sliding trolley; 9-a crushing device; 10-a workbench.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1-3, a multifunctional trolley for tunnel construction comprises a trolley body 1, wherein a front cab and a rear cab are respectively arranged at the front end and the rear end of the trolley body 1, a driver can drive the trolley body 1 into or out of a tunnel through the front cab and the rear cab without turning around, and a welding machine is arranged on the trolley body 1 and used for welding when an arch center is installed in the tunnel.

The trolley is characterized in that a plurality of telescopic mechanical arms are arranged on the trolley body 1 and can be extended or shortened, so that the working range of the mechanical arms is prolonged, the mechanical arms can be pitched, the arch frame can be grabbed, the mechanical arms can slide relative to the trolley body 1, the mechanical arms can slide back and forth along the length direction of the trolley body, the working stroke of the mechanical arms is increased, and the mechanical arms can be retracted and stored conveniently after the mechanical arms work.

The trolley body 1 is provided with a rock drilling device 6, a crushing device, a gripper device and a guniting device 5, and the rock drilling device 6, the crushing device 9, the gripper device 7 and the guniting device 5 are arranged on a plurality of mechanical arms respectively or in combination. The rock drilling device 6, the crushing device, the gripper device and the guniting device 5 can be respectively arranged on different mechanical arms, and can also be arranged on different mechanical arms after being combined in pairs, so that the construction in the tunnel is ensured.

In the utility model, the number of the used mechanical arms is preferably three, the mechanical arms comprise a main mechanical arm 2, a first auxiliary mechanical arm 3 and a second auxiliary mechanical arm 4, the guniting device 5 is arranged on the main mechanical arm 2, the guniting device 5 rotates relative to the main mechanical arm 2 in a horizontal plane, when the guniting device 5 is used, a guniting port of the guniting device 5 is rotated to the side of a tunnel surface, and when the guniting device 5 is not used, the guniting port of the guniting device 5 is rotated to the rear side; the end part of the main mechanical arm 2 is provided with a gripper 7, the gripper 7 is a mechanical arm and is used for gripping an arch frame used in tunnel construction, the gripper 7 can pitch, and the gripper 7 can rotate in a vertical plane, namely the gripper 7 can rotate in the left-right direction and the up-down direction, so that the working range of gripping action is ensured.

The first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4 are identical in structural arrangement and are symmetrically arranged, the first auxiliary mechanical arm 3 is taken as an example for illustration, the rock drilling device 6 is arranged on the first auxiliary mechanical arm 3, the rock drilling device 6 comprises a drill rod and a push beam, and holes can be drilled on the tunnel face of the tunnel after the installation of the arch centering, so that anchor rods can be driven into the holes, the rock drilling device 6 is not repeated in the prior art, the rock drilling device 6 rotates in a horizontal plane relative to the first auxiliary mechanical arm 3, when the rock drilling device 6 is used, a drill bit on the drill rod can rotate to the tunnel face side, and when the rock drilling device is not used, the drill bit rotates to the rear side, so that the use of other devices is not influenced, the rock drilling device 6 can pitch, the working range is guaranteed, and the rock drilling device 6 is more flexible; the end part of the first auxiliary mechanical arm 3 is provided with a gripper device 7 and a crushing device 9, the gripper device 7 on the first auxiliary mechanical arm 3 is arranged the same as the gripper device 7 of the main mechanical arm 2 and is used for gripping an arch center, the crushing device 9 is a crushing hammer and is used for crushing a larger rock surface on a tunnel face, so that the flatness of the tunnel face is ensured, and the gripper device 7 and the crushing device 9 can pitch and rotate in a vertical plane and a horizontal plane.

The utility model discloses a rock drilling device, including breaker 9, manipulator, workstation 10, first auxiliary machinery arm 3, the breaker 9 sets up on tongs 7, and the gripper parcel on tongs 7 is in the breaker 9 outside, does not influence breaker 9's use, and breaker 9 also can not influence the snatching of gripper, the tip of first auxiliary machinery arm 3 sets up workstation 10, and workstation 10 can make operating personnel stand and carry out operations such as welding on workstation 10, need not additionally set up work platform, workstation 10 is relative first auxiliary machinery arm 3 rotation in the horizontal plane, when using rock drilling device 6, can rotate workstation 10 to one side, does not influence rock drilling device 6's use. The crushing device 9 and the gripper 7 may also be arranged directly on the table 10.

The first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4 are hinged to the sliding trolley 8, the sliding trolley 8 drives the first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4 to move back and forth relative to the trolley body 1, the main mechanical arm 2 can independently move back and forth relative to the trolley body 1 along a track, flexible construction of mechanical arms on the trolley body 1 is guaranteed, and the first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4 rotate relative to the sliding trolley 8 in a horizontal plane.

Based on the multifunctional trolley, the construction method of the multifunctional trolley for tunnel construction is provided, and the construction method specifically comprises the following steps:

1) the multifunctional trolley has the functions of erecting an arch frame, crushing a rock face, drilling a rock and drilling holes and spraying slurry, when in use, a plurality of sections of arch frames to be constructed in a tunnel are transported into the tunnel for standby, and the trolley is directly driven into a face to be constructed in the tunnel through a front cab on the multifunctional trolley for tunnel construction;

2) three segments of arches are respectively grabbed by the grabbing devices of the three mechanical arms on the multifunctional trolley for tunnel construction, namely the three segments of arches are lifted to the air by the grabbing devices 7 on the main mechanical arm 2, the first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4, a constructor stands on a workbench 10 of the multifunctional trolley to splice the three segments of arches in a welding or bolt connection mode, so that the three segments of arches are connected end to form an arc-shaped arch whole body, and the shape of the arch whole body is attached to the arch surface of a tunnel;

3) one of the gripper devices continues to grip the whole arch centering and brings the whole arch centering to the tunnel face of the tunnel, the whole arch centering is close to the whole arch centering of the previous arch centering, the close distance is determined according to the design distance and is spliced with the whole arch centering of the previous arch centering, the rock drilling device 6 performs rock drilling on the tunnel face according to the design point, it can be understood that the mechanical arm where the rock drilling device 6 is located and the mechanical arm continuing to grip the whole arch centering are different mechanical arms, after the rock drilling is finished, a constructor stands on the workbench 10 or drives an anchor rod into the hole from other positions, and therefore the whole arch centering is fixed;

4) after the whole arch centering keeps fixed, the mechanical arm for grabbing the whole arch centering withdraws, and the guniting device 5 carries out guniting on the whole fixed arch centering.

In some embodiments, while the guniting device 5 guniting the whole fixed arch, the gripper devices on the other two mechanical arms can withdraw to grab the next arch to be constructed, and lift the two grabbed arches to the air for splicing; withdrawing the mechanical arm after the guniting is finished to grab the third arch and lift the third arch to the air, splicing the third arch with the previous two arches, connecting the three arches end to form a new arch whole, and repeating the steps 3) and 4) until the construction is finished; therefore, the construction steps of arch frame connection and guniting can be carried out simultaneously, the construction efficiency is improved, the arch frame is spliced and constructed in the process of waiting for guniting maintenance, and the construction time is not delayed.

In some embodiments, after the guniting construction step is completed, the rock drilling device 6 can be used for drilling the tunnel face, and after the drilling is completed, a constructor can use a working platform of the trolley to perform explosive installation and blasting, and then perform arch center installation and guniting construction of the next round.

5) After the construction is finished, the trolley is directly driven out of the tunnel through a rear cab on the multifunctional trolley for tunnel construction.

The further technical scheme is that the tunnel face to be constructed is surveyed before construction, the projected rock face is broken through a breaking device on a mechanical arm after evaluation, and the flatness of the construction face is evaluated again after the breaking is finished until the flatness of the tunnel face reaches the construction requirement. The crushing device 9 on the first auxiliary mechanical arm 3 and the second auxiliary mechanical arm 4 can be used for crushing larger and uneven rock surfaces on the tunnel, so that the flatness of the arch center during installation is guaranteed.

The above-mentioned embodiments are preferred embodiments, it should be noted that the above-mentioned preferred embodiments should not be considered as limitations to the utility model, and the scope of protection of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.

Claims

1. The utility model provides a multi-functional platform truck is used in tunnel construction, includes platform truck body (1), its characterized in that: the mechanical arm is characterized in that a plurality of telescopic mechanical arms are arranged on the trolley body (1), the mechanical arms can be pitched and can slide relative to the trolley body (1), a rock drilling device (6), a crushing device (9), a gripper device (7) and a guniting device (5) are arranged on the trolley body (1), and the rock drilling device (6), the crushing device (9), the gripper device (7) and the guniting device (5) are arranged on a plurality of mechanical arms respectively or in a combined mode.

2. The multi-functional platform truck for tunnel construction of claim 1, characterized in that: the mechanical arm comprises a main mechanical arm (2), a first auxiliary mechanical arm (3) and a second auxiliary mechanical arm (4), the guniting device (5) is arranged on the main mechanical arm (2), the guniting device (5) can rotate in the horizontal plane relative to the main mechanical arm (2), the end portion of the main mechanical arm (2) is provided with the gripper device (7), the gripper device (7) can pitch, and the gripper device (7) can rotate in the vertical plane.

3. The multi-functional platform truck for tunnel construction of claim 2, characterized in that: the rock drilling device (6) is arranged on a first auxiliary mechanical arm (3), the rock drilling device (6) can rotate in a vertical plane and a horizontal plane relative to the first auxiliary mechanical arm (3), and the rock drilling device (6) can pitch; the end part of the first auxiliary mechanical arm (3) is provided with the hand grip device (7) and the crushing device (9), and the hand grip device (7) and the crushing device (9) can pitch and rotate in a horizontal plane relative to the first auxiliary mechanical arm (3).

4. The multi-functional platform truck for tunnel construction of claim 3, characterized in that: the crushing device (9) is arranged on the gripper device (7), a workbench (10) is arranged at the end part of the first auxiliary mechanical arm (3), and the workbench (10) can rotate in the horizontal plane relative to the first auxiliary mechanical arm (3).

5. The multi-functional platform truck is used in tunnel construction of claim 4, characterized in that: the second auxiliary mechanical arm (4) has the same structure as the first auxiliary mechanical arm (3).

6. The multi-functional platform truck for tunnel construction of claim 5, characterized in that: the first auxiliary mechanical arm (3) and the second auxiliary mechanical arm (4) are hinged to the sliding trolley (8), and the first auxiliary mechanical arm (3) and the second auxiliary mechanical arm (4) rotate in the horizontal plane relative to the sliding trolley (8).

7. The multi-functional platform truck for tunnel construction of claim 6, characterized in that: the front end and the rear end of the trolley body (1) are respectively provided with a front cab and a rear cab, and the trolley body (1) is provided with a welding machine.