CN219492310U - Arch, anchor and spray integrated operation trolley - Google Patents

Abstract

The utility model discloses an arch, anchor and spraying integrated operation trolley, which comprises a trolley with a bidirectional driving function, wherein at least one main arm support and at least one auxiliary arm support are arranged on the trolley, one end of each auxiliary arm support is connected to the trolley through a sliding mechanism, and the other end of each auxiliary arm support is provided with an arch manipulator and a wet spraying mechanism; one end of the main arm support is connected to the trolley through a slewing mechanism, a grabbing head is arranged at the other end of the main arm support, and a double-push-beam drill arm is arranged on the main arm support. The trolley has a bidirectional driving function, and is convenient for rapid transition in a tunnel; the multi-functional operation of the primary support link vertical arch, the hanging net, the foot locking anchor rod and the system anchor rod of the tunnel construction is realized, the grabbing and the installing of a plurality of arch frames can be simultaneously carried out, the vehicle moving frequency is reduced, the single-line tunnel or the three-step method construction has strong adaptability, the manual operation is replaced, and the safety risk is reduced.

Description

Arch, anchor and spray integrated operation trolley

Technical Field

The utility model relates to the technical field of tunnel construction trolleys, in particular to an arch, anchor and spraying integrated operation trolley.

Background

In tunnel construction, the primary support ring section comprises working procedures of vertical arch, net hanging, foot locking anchor rod drilling and system anchor rod drilling, and the existing multifunctional arm support system has the problems of large personnel quantity, high labor intensity, low working efficiency, high potential safety hazard and the like in primary support manual operation. Moreover, the existing arch centering installation trolley has single function, the wire hanging and lacing wire welding are difficult to be mechanized, the procedure of supporting the ring section is time-consuming and labor-consuming, and the construction efficiency is improved obviously compared with that of manual operation. In addition, the existing multifunctional arch frame installation trolley is like a combined arm frame for tunnel construction and an arch spraying trolley thereof with the publication number of CN 214660216U, and the existing arm frame structure, layout and arch frame grabbing mechanism cannot effectively adapt to all tunnel sections or various types of arch frames, so that the function of the combined arm frame cannot be well exerted when special conditions are met, the adaptability is poor, and the product popularization is difficult.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides an arch, anchor and spray integrated operation trolley, which solves the problem of poor adaptability of the integrated trolley in the prior art.

The technical scheme of the utility model is realized as follows: an arch, anchor and spraying integrated operation trolley comprises a trolley with a bidirectional driving function, wherein at least one main arm support and at least one auxiliary arm support are arranged on the trolley, one end of each auxiliary arm support is connected to the trolley through a sliding mechanism, and an arch manipulator and a wet spraying mechanism are arranged at the other end of each auxiliary arm support; one end of the main arm support is connected to the trolley through a slewing mechanism, a grabbing head is arranged at the other end of the main arm support, and a double-push-beam drill arm is arranged on the main arm support.

Further, a front cab is arranged at the front end of the trolley, a lifting type rear cab is arranged at the rear end of the trolley, and an electric control cabinet and telescopic supporting legs are arranged at the bottom of the trolley; the lifting type rear cab comprises a cab, and the cab is connected with the trolley through a lifting mechanism.

As a preferable scheme, the lifting mechanism comprises a wedge-shaped slideway vertically arranged on the trolley and a wedge-shaped block arranged on the cab, wherein the wedge-shaped block is positioned in the wedge-shaped slideway, a friction block is arranged between the wedge-shaped block and the wedge-shaped slideway, and a lifting oil cylinder is arranged between the cab and the trolley; the upper part of the cab is connected with a shed roof through a lifting upright post.

Further, the main arm frame comprises a folding arm and a telescopic arm, one end of the folding arm is connected to the slewing mechanism and is connected with the slewing mechanism through a pitching assembly, the other end of the folding arm is hinged with the telescopic arm, and a telescopic pitching oil cylinder is arranged between the folding arm and the telescopic arm; the double push beam drill boom is arranged on the telescopic boom.

The rotary mechanism comprises a rotary seat which is rotationally connected with the trolley; the pitching assembly comprises a folding pitching oil cylinder, one end of the folding pitching oil cylinder is hinged with the folding arm, the other end of the folding pitching oil cylinder is hinged with the rotary seat through a connecting rod I, a connecting rod II is hinged at the joint of the folding pitching oil cylinder and the connecting rod I, and the connecting rod II is connected to the folding arm.

Further, the double-push beam drill arm comprises a double-rotation mechanism and a double-push sliding mechanism, wherein the double-push sliding mechanism is arranged on the double-rotation mechanism, and the double-push sliding mechanism is provided with a rock drill and a corresponding drill rod; the double-rotation mechanism comprises a rotation driving I capable of rotating in a horizontal plane and a rotation driving II capable of rotating in a vertical plane, wherein the rotation driving II is arranged on the rotation driving I, a beam base is arranged on the rotation driving II, and the double-pushing sliding mechanism is arranged on the beam base.

The double-pushing sliding mechanism comprises a lower pushing beam and an upper pushing beam which are arranged in parallel, the lower pushing beam is connected to a beam base in a sliding manner through a friction seat, and a compensation oil cylinder for driving the lower pushing beam to move relative to the beam base is arranged between the lower pushing beam and the beam base; the upper propelling beam is connected to the lower propelling beam in a sliding way through a friction plate, and a telescopic oil cylinder for driving the upper propelling beam to move corresponding to the lower propelling beam is arranged between the upper propelling beam and the lower propelling beam; the upper propelling beam is provided with a propelling oil cylinder for propelling the rock drill to move corresponding to the upper propelling beam.

Further, the grabbing head comprises a grabbing arm connected to the front end part of the telescopic arm through a connecting piece, the connecting piece is hinged to the front end part of the telescopic arm and is connected with the telescopic arm through a first swinging oil cylinder, and a first pitching oil cylinder is arranged between the grabbing arm and the connecting piece; the end part of the gripper arm is hinged with a second connecting seat, and a second pitching oil cylinder is arranged between the second connecting seat and the gripper arm; the second connecting seat is hinged with a handle plate seat, and one end of the handle plate seat is connected with the second connecting seat through a turnover oil cylinder; the hand grip plate seat is provided with a hand grip assembly, and the hand grip plate seat is detachably provided with a stabilizing frame which is arranged corresponding to the hand grip assembly.

Further, the tongs subassembly includes the tongs of two symmetries settings, and the grabbing portion of tongs is equipped with the cushion, and the middle part of tongs articulates on the tongs board seat, and the lower part of tongs is connected through the clamp cylinder, and the clamp cylinder is located the lower part of tongs board seat.

Preferably, the sliding mechanism comprises a sliding rail arranged on the trolley, a sliding seat is arranged on the sliding rail, a driving piece for driving the sliding seat to move along the sliding rail is arranged on the trolley, and the auxiliary arm support is connected to the sliding seat.

Further, the auxiliary arm support comprises an auxiliary arm support and an auxiliary telescopic arm, the auxiliary telescopic arm and the auxiliary arm support are coaxially arranged, the auxiliary arm support is connected to the sliding seat through the arm seat, a third pitching oil cylinder is arranged between the sliding seat and the auxiliary arm support, and an auxiliary telescopic oil cylinder is arranged between the auxiliary arm support and the auxiliary telescopic arm; the end of the auxiliary telescopic arm is provided with an L-shaped frame, the hanging basket is rotationally connected to the L-shaped frame through a rotating member, and the arch manipulator and the wet spraying mechanism are respectively arranged on the outer wall of the hanging basket.

Further, the wet spraying mechanism comprises a mixed spraying arm hinged to the outer wall of the hanging basket, the mixed spraying arm is connected with the outer wall of the hanging basket through a connecting rod assembly, and a fourth pitching oil cylinder is arranged between the connecting rod assembly and the outer wall of the hanging basket; the mixed spraying arm is sequentially provided with a 360-degree swing motor and a 240-degree steering motor, the output end of the 240-degree steering motor is provided with a nozzle bracket, and the nozzle bracket is hinged with a nozzle and a brush motor for driving the nozzle to rotate.

Further, the arch frame manipulator comprises an arch frame lifting arm, wherein an arch frame clamp and a winch are arranged on the arch frame lifting arm, and an auxiliary hoisting clamp is connected to a steel wire rope of the winch.

The beneficial effects of the utility model are as follows: 1. the integrated combined drill boom formed by the double-push beam drill boom and the grabbing head can realize the multifunctional operation of the primary support link vertical arch, the net hanging, the foot locking anchor rod and the system anchor rod in tunnel construction, and can simultaneously grab and install a plurality of arch frames, thereby reducing the vehicle moving frequency, reducing the number of operators and improving the primary support construction efficiency. Meanwhile, the main arm frame is matched with the telescopic arm by utilizing the rotary folding arm, so that the coverage area of the arm frame is increased due to the design of a multi-quadrilateral connecting rod structure; the working coverage range and the applicability of the tunnel construction machine are improved, and the vertical arch requirements of the three-step method construction tunnel and the full-section construction tunnel are met. 2. The double-propelling-beam drill boom is carried on the arm support, and is suitable for not only the full-section construction of a large tunnel, but also the construction of a step method by utilizing the characteristic of high freedom degree, so that high-precision vertical arch and rock drilling positioning are realized, and the operation is simple and easy; the construction adaptability of the single-line tunnel or the three-step method is strong, the manual operation is replaced, and the safety risk is reduced. 3. The auxiliary arm support is connected with the trolley by utilizing the sliding mechanism, so that the flexibility and the operation range of the auxiliary arm support are improved, and the auxiliary arm support is convenient to adjust. In order to realize the functions of vertical arch and concrete wet spraying, and simultaneously reduce the number of arm supports, the wet spraying head assembly is integrated on the auxiliary arm support, so that the multifunctional operation of vertical arch and concrete wet spraying is realized, and the application range of the trolley is improved. 4. The trolley has a bidirectional driving function, and is convenient for rapid transition in a tunnel; the multi-functional operation of the primary support link vertical arch, the hanging net, the foot locking anchor rod and the system anchor rod of the tunnel construction is realized, the grabbing and the installing of a plurality of arch frames can be simultaneously carried out, the vehicle moving frequency is reduced, the single-line tunnel or the three-step method construction has strong adaptability, the manual operation is replaced, and the safety risk is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram of the connection state of a main boom and a trolley according to the present utility model.

Fig. 2 is a schematic diagram of a connection structure between a lifting rear cab and a trolley according to the present utility model.

Fig. 3 is a schematic diagram of a connection state of an auxiliary boom and a trolley according to the present utility model.

Fig. 4 is a schematic top view of the connection state of the main boom and the auxiliary boom with the trolley.

Fig. 5 is a schematic view of the structure of the main arm frame.

Fig. 6 is a schematic diagram of a drilling state of a double-push-beam drill boom on a main boom.

Fig. 7 is a schematic view of the structure of the gripping head.

Fig. 8 is a schematic view of a double push beam boom structure.

Fig. 9 is a schematic view of the auxiliary boom structure.

Fig. 10 is a schematic structural view of an arch manipulator and a wet spraying mechanism.

Fig. 11 is a schematic view of a wet spray mechanism in a construction state.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, in embodiment 1, an arch, anchor and spray integrated operation trolley comprises a trolley 1 with a bidirectional driving function, wherein the trolley 1 can run bidirectionally to facilitate rapid transition in a tunnel. At least one main arm frame 2 and at least one auxiliary arm frame 8 are arranged on the trolley 1; in this embodiment, as a preferable scheme, a main arm frame and two auxiliary arm frames are arranged on the trolley, and the main arm frame is located between the two auxiliary arm frames, as shown in fig. 4. One end of the auxiliary arm support 8 is connected to the trolley 1 through a sliding mechanism 7, namely the auxiliary arm support can move relative to the trolley in the length direction under the action of the sliding mechanism, so that the position is adjusted; the other end of the auxiliary arm support 8 is provided with an arch mechanical arm 9 and a wet spraying mechanism 6; the arch centering manipulator 9 is used for grabbing an arch centering. The wet spraying mechanism 6 is communicated with the movable concrete trailer pump 10, and concrete slurry in the movable concrete trailer pump 10 is connected with the wet spraying mechanism 6 through a pipeline, so that the initial spraying operation of the hole-arm concrete can be completed. In order to realize the functions of vertical arch and concrete wet spraying, and simultaneously reduce the number of arm supports, the wet spraying head assembly is integrated on the auxiliary arm support, so that the multifunctional operation of vertical arch and concrete wet spraying is realized. One end of the main arm support 2 is connected to the trolley 1 through a slewing mechanism 5, the other end of the main arm support 2 is provided with a grabbing head 4, and the main arm support 2 is provided with a double-push-beam drill arm 3. The integrated combined drill boom formed by the double-push beam drill boom 3 and the grabbing head 4 can realize the multifunctional operation of primary support link vertical arch, net hanging, foot locking anchor rod and system anchor rod in tunnel construction, and can simultaneously grab and install a plurality of arch frames, thereby reducing the vehicle moving frequency, reducing the number of operators and improving the primary support construction efficiency.

In this embodiment, a front cab 101 is disposed at the front end of the trolley 1, a lifting rear cab 102 is disposed at the rear end of the trolley, the front cab is fixed at the front end of the trolley body, and a shock absorbing unit is disposed between the cab and the load-bearing platform. The lift type rear cab 102 is provided at the rear of the vehicle body, and can perform up-and-down movement with respect to the vehicle body. The bottom of the trolley 1 is provided with an electric control cabinet 103 and telescopic support legs 104. The control system of the electric control cabinet 103 is composed of a plurality of control units, including a driving control unit, an arm support operation action control unit, a rock drilling control unit and a wet spraying operation control unit. The driving control unit is arranged in the front cab and the rear cab, the arm support operation control unit, the rock drilling control unit and the wet spraying operation control unit are arranged on one side of the front end of the vehicle body, and the arm support operation control unit is simultaneously arranged in the corresponding hanging basket. Meanwhile, the arm support action control, the rock drilling control and the wet spraying operation control have remote control operation, so that the operation convenience is improved. The telescopic support legs 104 can adopt telescopic oil cylinders and are respectively arranged at the front and rear parts of the vehicle body and used for stably supporting the vehicle body with the ground in a stopped state.

As shown in fig. 2, wherein the lift type rear cab 102 includes a cab 102-1, the cab 102-1 is connected to the truck 1 by a lift mechanism. As a preferable scheme, the lifting mechanism comprises a wedge-shaped slide rail 102-2 vertically arranged on the trolley 1 and a wedge-shaped block 102-3 arranged on the cab 102-1, wherein the wedge-shaped block 102-3 is positioned in the wedge-shaped slide rail 102-2, a friction block 102-4 is arranged between the wedge-shaped block 102-3 and the wedge-shaped slide rail 102-2, and the arrangement of the friction block 102-4 can reduce the abrasion loss of the wedge-shaped block 102-3 and the wedge-shaped slide rail 102-2 and ensure that the wedge-shaped block 102-3 stably moves up and down along the wedge-shaped slide rail 102-2. A lifting oil cylinder 102-5 is arranged between the cab 102-1 and the trolley 1, and the wedge-shaped block slides along the slideway under the action of the lifting oil cylinder to drive the rear cab to integrally lift. The upper part of the cab 102-1 is connected with a shed roof 102-7 through a lifting upright post 102-6, and the shed roof is lifted along with the lifting upright post for opening or not of the cab. When the reverse driving trolley 1 is needed, the lifting type rear driving cab is lifted, so that the operation is convenient.

As shown in fig. 1, 5 and 6, example 2 was further modified on the basis of example 1:

in the embodiment, the main arm support can realize the functions of grabbing and installing arches at the arch part of the tunnel and drilling the anchor rod. The main boom frame 2 comprises a folding boom 21 and a telescopic boom 22, the main boom frame system adopts a folding boom and a telescopic boom, the folding boom is unfolded to match with the telescopic boom, the coverage range of the front-end arch frame grabbing device can be enlarged, and the trolley can be erected on a lower step to meet the installation of the corresponding three-step arch frame and the mesh. One end of the folding arm 21 is connected to the slewing mechanism 5 and is connected with the slewing mechanism 5 through a pitching assembly; under the action of the slewing mechanism 5, the folding arm can rotate relative to the vehicle body, and the pitching assembly can drive the folding arm to perform pitching motion. The other end of the folding arm 21 is hinged with the telescopic arm 22, and a telescopic pitching oil cylinder 23 is arranged between the folding arm 21 and the telescopic arm 22; under the action of the pitching oil cylinder, the telescopic arm can perform pitching action relative to the folding arm, and the pitching assembly is matched with the telescopic pitching oil cylinder 23, so that folding, stretching and pitching actions of the main arm support 2 can be realized, the operation coverage range of the main arm support is improved, the applicability of the main arm support is improved, and the vertical arch requirements of a three-step method tunnel construction and a full-section tunnel construction are met. The double-push-beam drill boom 3 is arranged on the telescopic boom 22, the grabbing head 4 is arranged at the end part of the telescopic boom, and the double-push-beam drill boom 3 and the grabbing head 4 are integrally designed, so that the multifunctional operation of the primary support link vertical arch, the net hanging, the foot locking anchor rod and the system anchor rod in tunnel construction can be realized, and the primary support construction efficiency is improved.

As a preferred solution, the revolving mechanism 5 includes a revolving seat 51 rotatably connected with the trolley, the revolving seat 51 is connected with the trolley through a revolving support similar to a bearing, an inner ring of the revolving support is fixed on the trolley, the revolving seat is fixed on an outer ring of the revolving support, and the outer ring of the revolving support can drive the revolving seat to rotate relative to the trolley under the action of a revolving driving member; the rotary driving member may be an oil cylinder assembly or a hydraulic motor. The pitching assembly comprises a folding pitching oil cylinder 24, one end of the folding pitching oil cylinder 24 is hinged with a folding arm 21, the other end of the folding pitching oil cylinder is hinged with a rotary seat 51 through a connecting rod I25, a connecting rod II 26 is hinged at the joint of the folding pitching oil cylinder 24 and the connecting rod I25, and the connecting rod II 26 is connected to the folding arm 21. The rotary seat, the connecting rod I, the connecting rod II and the folding arm part form a four-connecting-rod structure, and under the action of the folding pitching oil cylinder, the folding arm performs pitching motion. The telescopic arm consists of a basic arm and a two-stage telescopic arm, is hinged with one end of the folding arm, and is provided with a telescopic pitching oil cylinder between the folding arm and the telescopic arm, and the telescopic arm pitching up and down under the action of the pitching oil cylinder.

As shown in fig. 8, in this embodiment, the double-push beam drill boom 3 includes a double-rotation mechanism and a double-push sliding mechanism, where the double-push sliding mechanism is disposed on the double-rotation mechanism, under the action of the double-rotation mechanism, the double-push sliding mechanism can rotate in a horizontal plane and in a vertical plane, and the double-push sliding mechanism can perform double-stroke movement, and the double-push sliding mechanism is provided with a rock drill 31 and a corresponding drill rod 32, and under the action of the double-push sliding mechanism, the rock drill 31 and the drill rod 32 can perform large-scale construction movement, thereby improving construction applicability.

In this embodiment, the dual-rotation mechanism includes a rotation driving unit i 33 capable of rotating in a horizontal plane and a rotation driving unit ii 34 capable of rotating in a vertical plane, where both the rotation driving unit i and the rotation driving unit ii include a rotation portion and a driving portion, and the driving portion may use a motor or a swing cylinder to drive the rotation portion to rotate, so as to form a rotation support structure. The rotation drive II 34 is arranged on the rotation drive I33, namely, the rotation drive II is arranged on the rotation part of the rotation drive I, under the action of the drive part, the rotation drive II can rotate in the horizontal plane, the rotation drive II 34 is provided with the beam base 35, and similarly, the beam base can rotate in the vertical plane under the action of the rotation drive II. The double-pushing sliding mechanism is arranged on the beam base 35, and acts on the rotary driving I and the rotary driving II together, so that the double-pushing sliding mechanism can rotate in the horizontal plane and also rotate in the vertical plane, the flexibility is greatly improved, and the rock drill is convenient to drive the drill rod to perform large-distance rock drilling operation.

In this embodiment, as a preferable solution, the double-pushing sliding mechanism includes a lower pushing beam 36 and an upper pushing beam 37 that are disposed in parallel, the lower pushing beam 36 is slidably connected to the beam base 35 through a friction base 38, and a compensation cylinder 39 for driving the lower pushing beam 36 to move relative to the beam base 35 is disposed between the lower pushing beam 36 and the beam base 35. The compensating cylinder 39 is arranged in parallel between the lower propelling beam 36 and the beam base 35 and hinged with the lower propelling beam 36 and the beam base 35 respectively, and the compensating cylinder can push the lower propelling beam to do translational motion. The upper pushing beam 37 is connected on the lower pushing beam 36 in a sliding way through a friction plate 310, and a telescopic cylinder 311 for driving the upper pushing beam 37 to move corresponding to the lower pushing beam 36 is arranged between the upper pushing beam 37 and the lower pushing beam 36; the telescopic cylinder 311 can drive the upper push beam to do translational motion relative to the lower push beam. The upper push beam 37 is provided with a push cylinder 312 for pushing the rock drill 31 to move corresponding to the upper push beam 37. The upper part of the upper propelling beam is provided with a rock drill, a drill rod and the like, the drill rod is arranged at the front end of the rock drill, and the rock drill performs rock drilling operation under the action of the propelling oil cylinder.

Example 3 this example was modified on the basis of example 1 or 2 as follows:

as shown in fig. 7, the gripping head 4 in this embodiment includes a gripping arm 43 connected to the front end portion of the telescopic arm 22 via a connecting member 41; the connecting piece 41 is hinged at the front end part of the telescopic arm 22 and is connected with the telescopic arm through a first swinging oil cylinder 410, and a first pitching oil cylinder 42 is arranged between the gripper arm 43 and the connecting piece 41 under the action of the first swinging oil cylinder 410; the gripper arm 43 swings back and forth relative to the telescopic arm under the action of the first pitching cylinder. The gripper arm 43 can perform a pitching motion with respect to the telescopic arm. The end part of the grabbing arm 43 is hinged with a second connecting seat 44, and a second pitching oil cylinder 45 is arranged between the second connecting seat 44 and the grabbing arm 43; under the action of the second pitching oil cylinder 12, the second connecting seat 11 can do pitching motion in a vertical plane around the hinge shaft III 13; the arrangement direction of the hinge shaft III is the same as the axis direction of the hinge shaft II, and the pitching motion can be realized, except that the pitching motion amplitude of the grabbing arm is larger than that of the second connecting seat, and the similar rough adjustment and fine adjustment motions are completed. The second connecting seat 44 is hinged with a gripper plate seat 46, and one end of the gripper plate seat 46 is connected with the second connecting seat 44 through a turnover oil cylinder 47; under the action of the overturning oil cylinder, the gripper plate seat can carry out overturning action in the vertical plane, so that the grabbing direction of the gripper plate seat is changed, and the flexibility of the gripper plate seat is improved. The grip holder 46 is provided with a grip assembly 48, the grip holder 46 is detachably provided with a stabilizing frame 49, and the stabilizing frame 49 is arranged corresponding to the grip assembly 48; the number of the gripper assemblies 15 may be 2 or more, and preferably two in this embodiment, as required. The stabilizing frame is a U-shaped structure frame and is positioned between the two gripper assemblies, and the stabilizing frame 16 and the gripper assemblies 15 can stably and firmly grasp a plurality of arches. The first swinging oil cylinder 410 and the first pitching oil cylinder 42 are arranged up and down to drive the up-down pitching and the front-back pitching of the grippers respectively, and the driving oil cylinders are arranged on one side of the triangular base and one side of the grippers to drive the grippers to realize the left-right pitching, so that the arch centering posture is flexibly adjusted and the positioning is accurate.

Preferably, the grip assembly 48 includes two symmetrically arranged grips 15-1, and the gripping portion of the grips 15-1 is provided with a cushion block 15-2, so that the grips can be firmly clamped on the arch frame by using the cushion block, and the gripping stability is ensured. The middle part of the grip 15-1 is hinged on the grip plate seat 14, the lower part of the grip 15-1 is connected through a clamping cylinder 15-3, and the clamping cylinder 15-3 is positioned at the lower part of the grip plate seat 14; under the action of the clamping oil cylinder, the two grippers clamp or not. When the tongs snatch the bow member, a pair of tong is opened completely, and its opening distance is L1, triangle bow member bottom width distance L2, steel grating width distance L3 satisfies: l1> L2, L1> L3, can grasp different types of arches, increase the adaptability to the job site. The two pairs of grippers are pressed downwards under the action of the oil cylinder and finally pressed to the bottom surface, at the moment, a gap is reserved between the left and right pairs of grippers, so that the bottom surface of the profile steel arch can be directly grasped, and a gap is reserved between the left and right pairs of grippers and the middle transverse rib of the profile steel, so that a space is provided for fine adjustment of the arch posture; the connecting steel bars in the middle of the arch centering can be grasped, and the two grippers are respectively and vertically pressed on the steel bars, so that the arch centering can be prevented from moving in the lifting process. The mechanical arm is arranged to reserve space for the gripper to grasp a plurality of arches, and the space cannot interfere with the rear end structure of the arm support. When a single arch frame is grabbed, two pairs of grippers respectively grab the bottom surface of the arch frame; when two trusses are grabbed, grabbing connecting steel bars between the two arches; when three arch frames are grabbed, the bottom surface of the middle arch frame is grabbed, and grabbing stability is ensured.

In this embodiment, as shown in fig. 3, the sliding mechanism 7 includes a sliding rail 71 disposed on the trolley 1, the sliding rail is disposed along the length direction of the trolley 1, a sliding seat 72 is disposed on the sliding rail 71 in a sliding fit manner, a driving member for driving the sliding seat 72 to move along the sliding rail 71 is disposed on the trolley 1, the driving member may adopt an oil cylinder member or a sprocket chain structure, and the auxiliary arm support 8 is connected to the sliding seat 72; under the action of the driving member, the slide seat 72 drives the auxiliary arm support 8 to move on the slide rail 71, so that the position of the auxiliary arm support 8 in the trolley plane is changed.

As shown in fig. 9, as a preferred solution, the auxiliary boom 8 includes an auxiliary boom 81 and an auxiliary telescopic arm 82, the auxiliary telescopic arm 82 and the auxiliary boom 81 are coaxially arranged, the auxiliary boom 81 is connected to the slide base 72 through an arm base 83, and a third elevation cylinder 84 is arranged between the slide base 72 and the auxiliary boom 81, and under the action of the third elevation cylinder, the auxiliary boom 81 can perform elevation motion relative to the slide base. An auxiliary telescopic oil cylinder 85 is arranged between the auxiliary arm support 81 and the auxiliary telescopic arm 82, and under the action of the auxiliary telescopic oil cylinder, the auxiliary telescopic arm can perform telescopic action relative to the auxiliary arm support, so that the action coverage range of the auxiliary telescopic arm is changed. The end of the auxiliary telescopic arm 82 is fixedly provided with an L-shaped frame 86, the hanging basket 87 is rotatably connected to the L-shaped frame 86 through a rotary member 88, and the rotary member 88 can adopt a turntable structure of a rotary motor to drive the hanging basket to rotate in the L-shaped frame. The arch manipulator 9 and the wet spraying mechanism 6 are respectively arranged on the outer wall of the hanging basket 87; the basket 87 is provided with a lifting basket ceiling 89. The control unit for controlling the auxiliary arm support can be fixed on the hanging basket guard rail and provides an auxiliary arm support system action control function. The arch frame manipulator 9 is hinged to an angle upright post of the hanging basket by an oil cylinder and a pin shaft; the integrated design of the arch manipulator 9 and the wet spraying mechanism 6 realizes the multifunctional operation of vertical arch and concrete wet spraying.

As shown in fig. 10, as a preferred solution, the wet spraying mechanism 6 includes a mixed spraying arm 61 hinged on the outer wall of the basket 87, the mixed spraying arm 61 is connected with the outer wall of the basket 87 through a connecting rod assembly 62, and a fourth pitching cylinder 63 is disposed between the connecting rod assembly 62 and the outer wall of the basket 87, and under the action of the fourth pitching cylinder, the up-down pitching of the wet spraying arm is realized. The mixed spray arm 61 is sequentially provided with a 360-degree swing motor 64 and a 240-degree steering motor 65, the output end of the 240-degree steering motor 65 is provided with a nozzle bracket 66, and the nozzle bracket 66 is hinged with a nozzle 67 and a brush motor 68 for driving the nozzle 67 to rotate. The 360-degree swing motor can enable the spray head to swing 360 degrees along the axial direction of the wet spray arm, the 240-degree steering motor can enable the spray head to swing 240 degrees along the axial direction, and the brushing motor can enable the spray head to brush in an 8X 360-degree conical manner along the axial direction. The arch manipulator 9 comprises an arch lifting arm 91, an arch clamp 92 and a winch 93 are arranged on the arch lifting arm 91, and an auxiliary hoisting clamp 94 is connected to a steel wire rope of the winch 93. The arch centering lifting arm is hinged to the hanging basket corner upright post by utilizing a lifting oil cylinder and a pin shaft, the winch is fixed at the upper end of the hanging basket corner upright post, and 2 sets of arch centering clamping mechanisms are fixed on the arch centering lifting arm. The lifting, grabbing, clamping and fixing of the arch centering can be realized by using the winch, the lifting arm and the arch centering clamping mechanism.

As shown in FIG. 11, the wet spraying mechanism can finish the primary spraying operation of the concrete of the hole arm, and the two auxiliary arms can improve the construction efficiency. The pumping system power is provided by an external movable concrete drag pump, and when concrete is wet sprayed, the movable concrete drag pump is connected with a front end spray head through a quick pipeline, and the spray head reaches a preset working area to perform wet spraying operation through posture adjustment of an auxiliary arm support and action of a rotary motor and a brushing motor of the wet spray head assembly.

The specific implementation method comprises the following steps: before the arch is erected, the front and rear telescopic supporting legs on the trolley extend out, so that the trolley is stably supported on the ground. The main boom drill boom rotates to the rear part of the telescopic boom, and the drill boom does not influence the work of the front-end arch frame grabbing device. The arch frame is placed at the front end of the trolley, the main arm folding arm lifts, the telescopic arm stretches out until the front-end arch frame grabbing device approaches the ground, and the grabbing head is adjusted to finish clamping of the arch frame of the arch part; then the folding pitching oil cylinder lifts the folding arm to a high position, the two-stage telescopic arm oil cylinders of the main arm are adjusted, the arch centering is lifted to the vicinity of the preset position of the vault, and then the arch centering grabbing device is facilitated to adjust the arch centering to the preset installation position.

The auxiliary arm support slides to the rear end of the vehicle body (near the face end), the auxiliary arm pitching oil cylinder and the telescopic arm telescopic oil cylinder are adjusted, the front end hanging basket approaches the ground, the ground arch is lifted to an arch grip by using the auxiliary lifting clamp, then the arch is clamped by using the clamping oil cylinder of the arch clamp, the auxiliary arm support is lifted, the arches of the arch at two sides are lifted to a preset position, fine adjustment of the arch position is realized by the hanging basket rotating motor and the lifting oil cylinder, butt joint of the whole ring arch is finally realized by the action of the main arm and the auxiliary arm support, and after butt joint is completed, the worker carries out bolting and lacing wire welding operation in the hanging basket.

The pitching oil cylinder of the arch frame grabbing device at the front end of the main arm frame is adjusted, the arch frame grabbing device of the main arm is arranged downwards, and the drill boom can be rotated to the front end of the telescopic boom through the drill boom rotation motor without interference with the arch frame grabbing device. The rock drill can rotate along the rotation axes of the two devices through the upper rotation device of the drill boom, the push beam telescopic cylinder is connected with the upper push beam and the lower push beam, the push beam telescopic cylinder can enable the upper push beam to slide relative to the lower push beam, the rock drill push cylinder is arranged in the upper push beam, one end of the rock drill push cylinder is fixed at the end part of the push beam, the other end of the rock drill push cylinder is connected with the rock drill mounting plate through a steel wire rope, and the rock drill push cylinder drives the rock drill to slide back and forth on the push beam. The front-back rollback and posture adjustment of the rock drill can be realized by adjusting the telescopic cylinder of the pushing beam of the slewing device and the pushing cylinder of the rock drill, and the rock drill is adjusted in space posture by matching with the main arm support adjusting cylinder, so that the rock drill drilling work in a preset position is completed.

In order to realize synchronous operation of vertical arch and anchor rod beating, a drill boom is integrated on a main boom, an operator operates three arm frames to respectively grasp the arch crown, the left side arch frame and the right side arch frame and lift the arch crown to a tunnel formulated position, the operator carries out splicing bolt connection on hanging baskets at two sides, after the hanging baskets are fixed, the operator carries out lacing wire welding by utilizing hanging basket platforms, the main boom can carry out drilling of a foot locking anchor rod and a system anchor rod, and the construction efficiency of a tunnel primary support link is greatly improved.

The integrated design of the arch frame manipulator and the wet spraying mechanism realizes the multifunctional operation of vertical arch and concrete wet spraying; through auxiliary arm support posture adjustment and action of a rotary motor and a brushing motor of the wet spray head assembly, wet spray operation is carried out when the spray head reaches a preset working area. The whole machine can complete the full-process mechanization of the primary support link of tunnel construction, greatly reduces the number of workers, reduces the labor intensity of the workers and improves the construction efficiency.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. An arch, anchor and spraying integrated operation trolley is characterized in that: the two-way driving device comprises a trolley (1) with a two-way driving function, wherein at least one main arm frame (2) and at least one auxiliary arm frame (8) are arranged on the trolley (1), one end of the auxiliary arm frame (8) is connected to the trolley (1) through a sliding mechanism (7), and an arch manipulator (9) and a wet spraying mechanism (6) are arranged at the other end of the auxiliary arm frame; one end of the main arm support (2) is connected to the trolley (1) through a slewing mechanism (5), the other end of the main arm support is provided with a grabbing head (4), and the main arm support (2) is provided with a double push Liang Zuanbei (3);

the double-pushing Liang Zuanbei (3) comprises a double-rotation mechanism and a double-pushing sliding mechanism, wherein the double-pushing sliding mechanism is arranged on the double-rotation mechanism, and the double-pushing sliding mechanism is provided with a rock drill (31) and a corresponding drill rod (32); the double-rotation mechanism comprises a rotation driving I (33) capable of rotating in a horizontal plane and a rotation driving II (34) capable of rotating in a vertical plane, wherein the rotation driving II (34) is arranged on the rotation driving I (33), a beam base (35) is arranged on the rotation driving II (34), and the double-pushing sliding mechanism is arranged on the beam base (35).

2. The arch, anchor, and spray integrated work trolley of claim 1, wherein: the front end of the trolley (1) is provided with a front cab (101), the rear end of the trolley is provided with a lifting rear cab (102), and the bottom of the trolley (1) is provided with an electric control cabinet (103) and telescopic support legs (104); the lifting rear cab (102) comprises a cab (102-1), and the cab (102-1) is connected with the trolley (1) through a lifting mechanism.

3. The arch, anchor, and spray integrated work trolley of claim 2, wherein: the lifting mechanism comprises a wedge-shaped slide rail (102-2) vertically arranged on the trolley (1) and a wedge-shaped block (102-3) arranged on the cab (102-1), wherein the wedge-shaped block (102-3) is positioned in the wedge-shaped slide rail (102-2), a friction block (102-4) is arranged between the wedge-shaped block (102-3) and the wedge-shaped slide rail (102-2), and a lifting oil cylinder (102-5) is arranged between the cab (102-1) and the trolley (1); the upper part of the cab (102-1) is connected with a shed roof (102-7) through a lifting upright post (102-6).

4. The arch, anchor, and spout integrated work carriage according to any one of claims 1 to 3, characterized in that: the main arm frame (2) comprises a folding arm (21) and a telescopic arm (22), one end of the folding arm (21) is connected to the slewing mechanism (5) and is connected with the slewing mechanism (5) through a pitching assembly, the other end of the folding arm (21) is hinged with the telescopic arm (22), and a telescopic pitching oil cylinder (23) is arranged between the folding arm (21) and the telescopic arm (22); the push button Liang Zuanbei (3) is provided on the telescopic arm (22).

5. The arch, anchor, and spray integrated work trolley of claim 4, wherein: the slewing mechanism (5) comprises a slewing seat (51) which is rotationally connected with the trolley; the pitching assembly comprises a folding pitching oil cylinder (24), one end of the folding pitching oil cylinder (24) is hinged with the folding arm (21), the other end of the folding pitching oil cylinder is hinged with the rotary seat (51) through a connecting rod I (25), and a connecting rod II (26) is hinged at the joint of the folding pitching oil cylinder (24) and the connecting rod I (25), and the connecting rod II (26) is connected to the folding arm (21).

6. The arch, anchor, and spout integrated operation trolley according to any one of claims 1 to 3, and 5, characterized in that:

the double-pushing sliding mechanism comprises a lower pushing beam (36) and an upper pushing beam (37) which are arranged in parallel, the lower pushing beam (36) is connected to a beam base (35) in a sliding way through a friction base (38), and a compensation oil cylinder (39) for driving the lower pushing beam (36) to move relative to the beam base (35) is arranged between the lower pushing beam (36) and the beam base (35); the upper propelling beam (37) is connected to the lower propelling beam (36) in a sliding way through a friction plate (310), and a telescopic oil cylinder (311) for driving the upper propelling beam (37) to move corresponding to the lower propelling beam (36) is arranged between the upper propelling beam (37) and the lower propelling beam (36); the upper propelling beam (37) is provided with a propelling cylinder (312) for propelling the rock drill (31) to move corresponding to the upper propelling beam (37).

7. The arch, anchor, and spray integrated work trolley of claim 6, wherein: the grabbing head (4) comprises a grabbing arm (43) connected to the front end of the telescopic arm (22) through a connecting piece (41), the connecting piece (41) is hinged to the front end of the telescopic arm (22) and is connected with the telescopic arm through a first swinging oil cylinder (410), and a first pitching oil cylinder (42) is arranged between the grabbing arm (43) and the connecting piece (41); the end part of the grabbing arm (43) is hinged with a second connecting seat (44), and a second pitching oil cylinder (45) is arranged between the second connecting seat (44) and the grabbing arm (43); a gripper plate seat (46) is hinged on the second connecting seat (44), and one end of the gripper plate seat (46) is connected with the second connecting seat (44) through a turnover oil cylinder (47); a gripper assembly (48) is arranged on the gripper plate seat (46), a stabilizing frame (49) is detachably arranged on the gripper plate seat (46), and the stabilizing frame (49) is arranged corresponding to the gripper assembly (48);

the gripper assembly (48) comprises two grippers (15-1) which are symmetrically arranged, a cushion block (15-2) is arranged at the grabbing part of each gripper (15-1), the middle part of each gripper (15-1) is hinged to the gripper plate seat (46), the lower parts of the grippers (15-1) are connected through clamping oil cylinders (15-3), and the clamping oil cylinders (15-3) are located at the lower parts of the gripper plate seats (46).

8. The arch, anchor, and spout integrated operation trolley according to any one of claims 1 to 3, 5, and 7, wherein: the sliding mechanism (7) comprises a sliding rail (71) arranged on the trolley (1), a sliding seat (72) is arranged on the sliding rail (71), a driving piece for driving the sliding seat (72) to move along the sliding rail (71) is arranged on the trolley (1), and the auxiliary arm support (8) is connected to the sliding seat (72);

the auxiliary arm support (8) comprises an auxiliary arm (81) and an auxiliary telescopic arm (82), the auxiliary telescopic arm (82) and the auxiliary arm (81) are coaxially arranged, the auxiliary arm (81) is connected to the sliding seat (72) through an arm seat (83), a third pitching oil cylinder (84) is arranged between the sliding seat (72) and the auxiliary arm (81), and an auxiliary telescopic oil cylinder (85) is arranged between the auxiliary arm (81) and the auxiliary telescopic arm (82); the end of the auxiliary telescopic arm (82) is provided with an L-shaped frame (86), the hanging basket (87) is rotatably connected to the L-shaped frame (86) through a rotary member (88), and the arch manipulator (9) and the wet spraying mechanism (6) are respectively arranged on the outer wall of the hanging basket (87).

9. The arch, anchor, and spray integrated work trolley of claim 8, wherein: the wet spraying mechanism (6) comprises a mixed spraying arm (61) hinged to the outer wall of the hanging basket (87), the mixed spraying arm (61) is connected with the outer wall of the hanging basket (87) through a connecting rod assembly (62), and a fourth pitching oil cylinder (63) is arranged between the connecting rod assembly (62) and the outer wall of the hanging basket (87); the mixed spraying arm (61) is sequentially provided with a 360-degree swing motor (64) and a 240-degree steering motor (65), the output end of the 240-degree steering motor (65) is provided with a nozzle bracket (66), and the nozzle bracket (66) is hinged with a nozzle (67) and a brushing motor (68) for driving the nozzle (67) to rotate.

10. The arch, anchor, and spray integrated work trolley of claim 9, wherein: the arch manipulator (9) comprises an arch lifting arm (91), an arch clamp (92) and a winch (93) are arranged on the arch lifting arm (91), and an auxiliary hoisting clamp (94) is connected to a steel wire rope of the winch (93).