CN217421223U

CN217421223U - Multifunctional trolley for tunnel support

Info

Publication number: CN217421223U
Application number: CN202221323064.1U
Authority: CN
Inventors: 刘鑫; 廖金军; 刘金书; 蔡岗础; 潘国智; 谷开; 赵春桂
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-13
Anticipated expiration: 2032-05-30

Abstract

The utility model provides a multifunctional trolley for tunnel supporting, which comprises a connecting seat, a supporting seat, an arch frame manipulator, an anchor rod unit and a pouring unit; the arch frame manipulator is connected with the connecting seat; the anchor rod unit is rotatably connected with the connecting seat through a first rotating mechanism; the pouring unit is detachably arranged at one end of the anchor rod unit, which is far away from the connecting seat; the connecting seat is rotatably connected with the supporting seat through a second rotating mechanism. The utility model has the advantages that, snatch operation, stock drilling operation and concrete placement operation with the bow member in the tunnel support and combine, with the integrated operation platform truck that arrives of its functional structure that corresponds, realized that one set of equipment of strutting possesses three operation process function, reduced and strutted operation equipment quantity, shorten the linking time of bow member support, stock support, three processes of concrete placement, reduced construction cost effectively, improved the efficiency of construction.

Description

Multifunctional trolley for tunnel support

Technical Field

The utility model relates to a tunnel machine technical field, concretely relates to multifunctional trolley for tunnel supporting.

Background

In the process of tunnel excavation, the rock mass of the empty top part of the tunnel may cause the condition of tunnel rock mass collapse due to the release of internal pressure, and in order to protect the stability of the tunnel section rock stratum, an arch frame support needs to be carried out on the excavated section. The existing supporting mode comprises an arch frame supporting method, a bolt supporting method, an anchor rope supporting method or a method of combining multiple supporting modes, and has new requirements on the functions, the efficiency and the like of supporting equipment aiming at the new trend of diversified combination and efficient construction integration of tunnel supporting modes.

The existing supporting equipment mainly comprises single equipment such as an arch frame trolley (frame) and an anchor rod trolley (frame), the traditional single supporting equipment is difficult to meet the higher requirement of tunnel supporting operation, and the main problems in construction are that the supporting operation equipment is high in requirement, the equipment rotation time is long, and the construction cost is high.

In summary, there is an urgent need for a multifunctional device suitable for tunnel supporting operation to solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional platform truck for tunnel supporting, concrete technical scheme is as follows:

a multifunctional trolley for tunnel supporting comprises a connecting seat, a supporting seat, an arch center manipulator for grabbing an arch center, an anchor rod unit for drilling and a pouring unit for pouring concrete; the arch frame manipulator is connected with the connecting seat; the anchor rod unit is rotatably connected with the connecting seat through a first rotating mechanism; the pouring unit is detachably arranged at one end of the anchor rod unit, which is far away from the connecting seat; the connecting seat is rotatably connected with the supporting seat through a second rotating mechanism.

Furthermore, the rotation planes of the first rotation mechanism and the second rotation mechanism are arranged vertically to each other; the rotatable angle of the first rotating mechanism is 360 degrees; the rotatable angle of the second slewing mechanism is 360 degrees.

Specifically, the anchor rod unit comprises a base, and the base is connected with the first rotating mechanism; the base is provided with a propelling track and a propelling beam power source for propelling the propelling track; the propelling track is provided with a rock drill, a drill rod and a rock drill power source, the rock drill power source is connected with the rock drill, and the rock drill is connected with the drill rod and is positioned at one end of the propelling track; and the power source of the push beam and the power source of the rock drill are both push oil cylinders.

Specifically, the anchor rod unit further comprises a drill rod middle supporting mechanism and a drill rod front end supporting mechanism, wherein the drill rod middle supporting mechanism is used for supporting a drill rod and is arranged in the center of the propelling track; the front end supporting mechanism of the drill rod is arranged at one end, far away from the rock drill, of the propelling track.

Specifically, the drill rod middle supporting mechanism comprises a middle supporting base, and the middle supporting base is connected with the propelling track through a bolt; the middle supporting base is provided with a guide block for supporting the drill rod and a first buckle for fixing the guide block.

Specifically, the drill rod front end supporting mechanism comprises a front end supporting base, and the front end supporting base is connected with the propelling track through a second buckle; the front end supporting base is provided with a guide block and a top plate which is positioned at one end of the propelling track and used for buffering.

Specifically, the guide block is provided with a hole for the drill rod to pass through; one side of the top disc, which is far away from the propelling track, is an arc buffering surface.

Specifically, the guide block and the top plate are made of rubber.

Specifically, the pouring unit comprises a mounting seat, and the mounting seat is connected with the anchor rod unit; the mounting seat is provided with a power source, the power source is provided with an injection head for pouring, and the injection head is connected with an injection pipe for transporting pouring raw materials; the power source is a rotary motor.

Specifically, the multifunctional trolley further comprises an operation platform hanging basket arranged on the connecting seat.

Use the technical scheme of the utility model, following beneficial effect has:

the utility model discloses a multi-functional platform truck has assembled bow member manipulator, stock unit and has pour the unit, has realized that single equipment accomplishes the whole processes of tunnel support operation, has improved work efficiency, has reduced construction cost.

The utility model provides a first slewing mechanism and second slewing mechanism have enlarged the operation cover surface of multi-functional platform truck, have realized that the bow member snatchs the all-round operation cover surface of operation, stock drilling operation and concrete placement operation.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a schematic structural view (burst state) of the multi-purpose cart;

fig. 2 is a schematic structural view of the bolt unit of fig. 1;

FIG. 3 is a schematic view of the intermediate drill rod holding mechanism in FIG. 2;

FIG. 4 is a schematic structural view of the front end holding mechanism of the drill rod in FIG. 2;

fig. 5 is a schematic structural view of the casting unit of fig. 1;

FIG. 6 is a schematic view of the arch grabbing operation of the multi-purpose trolley;

FIG. 7 is a schematic illustration of a bolt drilling operation of the multi-function trolley;

fig. 8 is a schematic view of the pouring operation of the multi-purpose trolley.

The device comprises a connecting seat, a supporting seat, an arch frame manipulator, a 4-anchor rod unit, a 4.1-base, a 4.2-propelling track, a 4.3-propelling beam power source, a 4.4-rock drill, a 4.5-drill rod, a 4.51-guide block, a 4.6-rock drill power source, a 4.7-drill rod middle supporting mechanism, a 4.71 middle supporting base, a 4.72-first buckle, a 4.8-drill rod front end supporting mechanism, a 4.81-front end supporting base, a 4.82-second buckle, a 4.83-top plate, a 5-pouring unit, a 5.1-mounting seat, a 5.2-spraying head, a 5.3-spraying pipe, a 5.4-rotating motor, a 6-first rotating mechanism, a 7-second rotating mechanism and an 8-operation platform basket.

Detailed Description

The existing supporting equipment mainly comprises single equipment such as an arch frame trolley (frame) and an anchor rod trolley (frame), the traditional single supporting equipment is difficult to meet the higher requirement of tunnel supporting operation, and the main problems in construction are that the supporting operation equipment is high in requirement, the equipment rotation time is long, and the construction cost is high. In order to solve the above problems, the present invention provides a multifunctional trolley for tunnel supporting, which is described in detail with reference to the accompanying drawings, but can be implemented in various ways according to the limitations and coverage of the claims.

Example 1:

the multifunctional trolley for the tunnel arch as shown in fig. 1 comprises a connecting seat 1, a supporting seat 2, an arch manipulator 3, an anchor rod unit 4 and a pouring unit 5; the arch frame manipulator 3 is connected with the connecting seat 1; the anchor rod unit 4 is rotatably connected with the connecting seat 1 through a first rotating mechanism 6, and the operation coverage surface of the anchor rod unit 3 is parallel to the operation coverage surface of the arch frame manipulator 3; the pouring unit 5 is detachably arranged at one end of the anchor rod unit 4 far away from the connecting seat 1; the connecting seat 1 is rotatably connected with the supporting seat 2 through a second rotating mechanism 7.

In the present embodiment, the first swing mechanism and the second swing mechanism may be driven by a cylinder, a reducer, or a motor.

In the present embodiment, the rotation planes of the first rotation mechanism 6 and the second rotation mechanism 7 are preferably perpendicular to each other; the rotation angle of the first rotating mechanism 6 is 360 degrees; the rotation angle of the second slewing mechanism 7 is 360 °. The rotation planes of the first rotating mechanism 6 and the second rotating mechanism 7 are mutually perpendicular, so that the end part of the anchor rod unit 4 can rotate 360 degrees along the first rotating mechanism 6 to realize comprehensive coverage of a vertical plane, and simultaneously the end part of the anchor rod unit 4 can rotate 360 degrees through the second rotating mechanism to realize comprehensive coverage of a horizontal plane, so that the anchor rod unit 4 or the pouring unit 5 positioned on the anchor rod unit 4 can realize an all-dimensional coverage working surface in a tunnel, and anchor rod drilling operation or pouring operation at any angle can be realized by adjusting the first rotating mechanism 6 and/or the second rotating mechanism 7.

Specifically, the anchor rod unit 4 comprises a base 4.1, and the base 4.1 is connected with the first rotating mechanism 6; a propelling track 4.2 and a propelling beam power source 4.3 for propelling the propelling track 4.2 are arranged on the base 4.1; a rock drill 4.4, a drill rod 4.5 and a rock drill power source 4.6 are arranged on the propelling track 4.2, the rock drill power source 4.6 is connected with the rock drill 4.4, and the rock drill 4.4 is connected with the drill rod 4.5 and is positioned at one end of the propelling track 4.2; in the embodiment, the preferable power source 4.3 of the propulsion beam and the power source 4.6 of the rock drill are both propulsion cylinders.

Further, the bolt unit 4 further comprises a drill rod middle supporting mechanism 4.7 and a drill rod front end supporting mechanism 4.8 for supporting the drill rod 4.5, wherein the drill rod middle supporting mechanism 4.7 is arranged in the center of the propelling track 4.2; the drill rod front end supporting mechanism 4.8 is arranged at one end, far away from the rock drilling machine 4.4, of the propelling track 4.2.

Specifically, the drill rod intermediate support mechanism 4.7 comprises an intermediate support base 4.71, and the intermediate support base 4.71 is connected with the propelling track 4.2 through a bolt; the middle supporting base 4.71 is provided with a guide block 4.51 for supporting the drill rod 4.5 and a first buckle 4.72 for fixing the guide block 4.51.

Specifically, the drill rod front-end supporting mechanism 4.8 comprises a front-end supporting base 4.81, and the front-end supporting base 4.81 is connected with the propelling track 4.2 through a second buckle 4.82; the front end supporting base 4.81 is provided with a guide block 4.51 and a top plate 4.83 which is positioned at one end of the propelling track 4.2 and used for buffering.

Specifically, a hole for the drill rod 4.2 to pass through is formed in the guide block 4.52, and the drill rod 4.2 is supported under the combined action of the guide blocks on the middle supporting mechanism and the front end supporting mechanism, so that the stability of the anchor rod drilling operation is ensured; the side of the top plate 4.83 far away from the propelling track 4.2 is an arc buffering side, so that the impact force brought by tunnel supporting operation can be buffered, and the propelling track 4.2 is protected.

In the preferred embodiment, the guide block 4.52 and the top plate 4.83 are made of rubber.

Specifically, the pouring unit 5 comprises an installation seat 5.1, and the installation seat 5.1 is connected with the anchor rod unit 4; the mounting seat 5.1 is provided with a power source, the power source is provided with an injection head 5.2 for pouring, and the injection head 5.2 is connected with an injection pipe 5.3 for transporting pouring raw materials; the power source is a rotary motor 5.4.

Further, multi-functional platform truck still includes the operation platform hanging flower basket 8 of setting on the connecting seat, operation platform hanging flower basket 8 is used for providing the staff and controls the workspace when multi-functional platform truck.

To better illustrate the advantages and purposes of the present embodiment, the following will illustrate the working process of the present embodiment for tunnel support:

when in tunnel supporting operation, firstly, an arch frame manipulator 3 is adopted to clamp and mount the arch frame; then, the anchor rod unit 4 is adopted to carry out anchor rod drilling operation; finally, adopting a pouring unit 5 to pour concrete; when each set of arch bolts are butted, an operator can stand in the operation platform basket 8 to operate.

As shown in fig. 6, the arch grabbing operation of the multifunctional trolley is schematically illustrated, when the arch grabbing operation is required to be performed by using the arch manipulator 3, firstly, the anchor rod unit 4 is pushed forward to the bottom, and then the anchor rod unit 4 is turned around by 180 degrees through the rotation of the first rotating mechanism 6, at the moment, the rock drill 4.4 is positioned at the bottom of the push beam, the arch avoiding space is grabbed by the front arch manipulator 3, the arch is grabbed by the arch manipulator 3 in a downward swinging manner, the grabbing, lifting and mounting of the arch are realized through the pitching action of the arch manipulator 3, the anchor rod unit 4 can be adjusted and rotated in time in the arch grabbing process of the arch manipulator 3, and the arch grabbing operation is completed by matching with the action of the arch manipulator 3.

As shown in fig. 7 multi-functional platform truck stock drilling operation, when needs use stock unit 4 to carry out the stock drilling operation, 3 backswing of bow member manipulator are to the position of perpendicular horizontal plane, stock unit 4 revolves to rock drill 4.4 position propulsion roof beam top through first slewing mechanism 6, it advances forward, the front end reaches tunnel section face direction and carries out drilling operation, stock unit 4 can carry out 360 gyration actions of vertical face through first slewing mechanism 6, realize the stock drilling operation of the square optional position of tunnel contour line.

As shown in fig. 8, in the multifunctional trolley pouring operation, when the pouring unit 5 is required to perform the pouring operation, the pouring unit 5 is mounted at the front end of the anchor rod unit 4 in a clamping manner, and the pouring operation of all-directional coverage in the tunnel is realized by using 360-degree rotation of the vertical surface of the first rotating mechanism 6 and 360-degree rotation of the horizontal surface of the second rotating mechanism 7.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The multifunctional trolley for tunnel supporting is characterized by comprising a connecting seat (1), a supporting seat (2), an arch center manipulator (3) for grabbing an arch center, an anchor rod unit (4) for drilling and a pouring unit (5) for pouring concrete; the arch frame manipulator (3) is connected with the connecting seat (1); the anchor rod unit (4) is rotatably connected with the connecting seat (1) through a first rotating mechanism (6); the pouring unit (5) is detachably arranged at one end, far away from the connecting seat (1), of the anchor rod unit (4); the connecting seat (1) is rotatably connected with the supporting seat (2) through a second rotating mechanism (7).

2. Multifunction trolley according to claim 1, characterized in that the swivel planes of the first swivel mechanism (6) and the second swivel mechanism (7) are arranged perpendicular to each other; the rotatable angle of the first rotating mechanism (6) is 360 degrees; the second slewing mechanism has a rotatable angle of 360 °.

3. Multifunction trolley according to claim 1, characterized in that the bolting unit (4) comprises a base (4.1), which base (4.1) is connected to the first swivel mechanism (6); a propelling track (4.2) and a propelling beam power source (4.3) for propelling the propelling track (4.2) are arranged on the base (4.1); a rock drill (4.4), a drill rod (4.5) and a rock drill power source (4.6) are arranged on the propelling track (4.2), the rock drill power source (4.6) is connected with the rock drill (4.4), and the rock drill (4.4) is connected with the drill rod (4.5) and is positioned at one end of the propelling track (4.2); and the power source (4.3) of the propelling beam and the power source (4.6) of the rock drill are both propelling oil cylinders.

4. Multifunction trolley according to claim 3, characterized in that the bolt unit (4) further comprises a drill rod intermediate holding means (4.7) and a drill rod front end holding means (4.8) for holding the drill rod (4.5), the drill rod intermediate holding means (4.7) being arranged in the centre of the propulsion track (4.2); the drill rod front end supporting mechanism (4.8) is arranged at one end, far away from the rock drilling machine (4.4), of the propelling track (4.2).

5. Multifunction trolley according to claim 4, characterized in that the drill rod intermediate support means (4.7) comprise an intermediate support base (4.71), the intermediate support base (4.71) being bolted to the propulsion track (4.2); the middle supporting base (4.71) is provided with a guide block (4.51) for supporting the drill rod (4.5) and a first buckle (4.72) for fixing the guide block (4.51).

6. The utility trolley of claim 5, characterized in that the drill rod front end support mechanism (4.8) comprises a front end support base (4.81), the front end support base (4.81) being connected to the propulsion track (4.2) by a second catch (4.82); and a guide block (4.51) and a top plate (4.83) which is positioned at one end of the propelling track (4.2) and used for buffering are arranged on the front end supporting base (4.81).

7. Multi-purpose trolley according to claim 6, characterized in that the guide blocks (4.52) are provided with holes for the passage of the drill rods (4.2); one surface of the top plate (4.83) far away from the propelling track (4.2) is an arc buffering surface.

8. Multi-purpose trolley according to claim 7, characterized in that the guide blocks (4.52) and the top plate (4.83) are made of rubber.

9. Multifunction trolley according to claim 1, characterized in that the casting unit (5) comprises a mounting seat (5.1), which mounting seat (5.1) is connected with a bolt unit (4); a power source is arranged on the mounting seat (5.1), an injection head (5.2) for pouring is arranged on the power source, and the injection head (5.2) is connected with an injection pipe (5.3) for transporting pouring raw materials; the power source is a rotary motor (5.4).

10. Multifunction trolley according to claim 1, characterized by further comprising a work platform basket (8) arranged on the connecting seat.