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

Abstract

The utility model discloses an integrated operation trolley for arching, anchoring and spraying, which comprises a trolley with two-way driving function. One end of the rack is connected to the trolley through a sliding mechanism, and the other end is equipped with an arch manipulator and a wet spraying mechanism; one end of the main boom is connected to the trolley through a rotary mechanism, and the other end is equipped with a grabbing head, and the main arm The frame is equipped with a double push beam drill arm. The trolley of the utility model has the function of two-way driving, which is convenient for quick transition in the tunnel; the overall structure design is compact, and realizes the multifunctional operations of vertical arch, hanging net, locking foot anchor and system anchor in the initial support link of tunnel construction, and can simultaneously The grabbing and installation of multiple arches can reduce the frequency of moving vehicles. The construction adaptability of single-line tunnel or three-step method can replace manual work and reduce safety risks.

Description

An integrated operation trolley for arching, anchoring and spraying

technical field

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

Background technique

In tunnel construction, the initial support process includes vertical arch, hanging net, locking foot anchor drilling, and system anchor drilling procedures. However, the existing multi-functional boom system has a large number of manual operations for initial support. The labor intensity of workers is high, the work efficiency is not high, and there are many problems such as potential safety hazards. Moreover, the existing arch installation trolley has a single function, and it is difficult to mechanize the net hanging and tension welding, and the process conversion of the support link is time-consuming and laborious. In addition, the existing multifunctional arch installation trolley, such as a combined boom for tunnel construction and its arch spraying trolley with the publication number CN 214660216 U, has the boom structure, layout and arch grabbing mechanism that cannot effectively adapt to all Tunnel sections or various types of arches cannot play their role well in special situations, and their adaptability is poor, resulting in difficulties in product promotion.

Utility model content

In view of the deficiencies in the above-mentioned background technology, the utility model proposes an integrated operation trolley for arching, anchoring and spraying, which solves the problem of poor adaptability of the integrated trolley in the prior art.

The technical solution of the utility model is realized in the following way: an arch, anchor and spray integrated operation trolley includes a trolley with bidirectional driving function, and the trolley is provided with at least one main arm frame and at least one auxiliary arm One end of the auxiliary boom is connected to the trolley through a sliding mechanism, and the other end is equipped with an arch manipulator and a wet spray mechanism; one end of the main boom is connected to the trolley through a rotary mechanism, and the other end is equipped with a grab Take the head, and the main boom frame is equipped with a double push beam drill arm.

Further, the front end of the trolley is provided with a front cab, the rear end is provided with a lift-type rear cab, and the bottom of the trolley is provided with an electric control cabinet and telescopic outriggers; the lift-type rear cab includes a cab, and the driver The room is connected with the trolley through the lifting mechanism.

As a preferred solution, the lifting mechanism includes a wedge-shaped slideway vertically arranged on the trolley and a wedge-shaped block arranged on the cab, the wedge-shaped block is located in the wedge-shaped slideway and a friction block is arranged between the wedge-shaped slideway and the wedge-shaped slideway, A lifting oil cylinder is arranged between the cab and the trolley; the upper part of the cab is connected with a roof through a lifting column.

Further, the main boom frame includes a folding arm and a telescopic arm, one end of the folding arm is connected to the slewing mechanism and connected to the slewing mechanism through a pitch assembly, the other end of the folding arm is hinged to the telescopic arm, and the folding arm and the telescopic arm A telescopic pitching oil cylinder is provided; the double push beam drilling arm is arranged on the telescopic arm.

Wherein, the slewing mechanism includes a slewing seat that is rotatably connected with the trolley; the pitching assembly includes a folding pitching cylinder, one end of the folding pitching cylinder is hinged to the folding arm, and the other end is hinged to the slewing seat through a connecting rod I, and the folding pitching cylinder A connecting rod II is hinged at the joint with the connecting rod I, and the connecting rod II is connected to the folding arm.

Further, the double push beam drilling arm includes a double rotary mechanism and a double push sliding mechanism, the double push sliding mechanism is arranged on the double rotary mechanism, and the double push sliding mechanism is provided with a rock drill and a corresponding drill pipe; the double rotary mechanism It includes the rotary drive I that can rotate in the horizontal plane and the rotary drive II that can rotate in the vertical plane. The rotary drive II is set on the rotary drive I. The rotary drive II is equipped with a beam base, and the double-push sliding mechanism is set on the beam base. superior.

Wherein, the double-push sliding mechanism includes a lower push beam and an upper push beam arranged in parallel, the lower push beam is slidably connected to the beam base through a friction seat, and an opposite beam for driving the lower push beam is arranged between the lower push beam and the beam base. Compensation oil cylinder for base movement; the upper push beam is slidingly connected to the lower push beam through a friction plate, and a telescopic oil cylinder is set between the upper push beam and the lower push beam to drive the upper push beam to move correspondingly to the lower push beam; the upper push beam is equipped with There is a propulsion oil cylinder that propels the rock drill to move correspondingly to the upper propulsion beam.

Further, the grabbing head includes a grabbing arm connected to the front end of the telescopic arm through a connecting piece, the connecting piece is hinged at the front end of the telescopic arm, and is connected to the telescopic arm through the first swing cylinder, and the grabbing arm and the connecting piece are provided with There is a first pitching oil cylinder; the end of the grasping arm is hinged with a second connecting seat, and a second pitching oil cylinder is arranged between the second connecting seat and the grasping arm; the second connecting seat is hinged with a handle plate seat, and the handle plate seat One end is connected with the second connection seat through the turning oil cylinder; the handle plate seat is provided with a handle assembly, and a detachable stabilizer is provided on the handle plate seat, and the stabilizer is set correspondingly to the handle assembly.

Further, the gripper assembly includes two symmetrically arranged grippers, the gripping part of the gripper is provided with a pad, the middle part of the gripper is hinged on the gripper plate seat, and the lower part of the gripper is connected by a clamping oil cylinder. The clamping oil cylinder is located at the lower part of the handle plate seat.

Preferably, the sliding mechanism includes a slide rail arranged on the trolley, a slide seat is provided on the slide rail, a driving member for driving the slide seat to move along the slide rail is provided on the trolley, and the auxiliary arm frame is connected to the slide rail. seat.

Further, the auxiliary arm frame includes an auxiliary arm frame and an auxiliary telescopic arm, the auxiliary telescopic arm and the auxiliary arm frame are coaxially arranged, the auxiliary arm frame is connected to the sliding seat through the arm seat, and a The third pitching oil cylinder, an auxiliary telescopic oil cylinder is provided between the auxiliary boom frame and the auxiliary telescopic arm; the end of the auxiliary telescopic arm is provided with an L-shaped frame, and the hanging basket is connected to the L-shaped frame through a rotating part, and the arch manipulator and the wet The spraying mechanisms are respectively arranged on the outer walls of the hanging baskets.

Further, the wet spray mechanism includes a spray mixing arm hinged on the outer wall of the hanging basket, the mixing spray arm is connected to 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 spray mixing arm is provided with a 360° swing motor and a 240° steering motor in turn. The output end of the 240° steering motor is provided with a nozzle bracket, and the nozzle bracket is hinged with a nozzle and a brush motor that drives the nozzle to rotate.

Further, the arch manipulator includes an arch lifting arm, an arch clamp and a winch are arranged on the arch lift arm, and an auxiliary hoisting fixture is connected to the wire rope of the winch.

The beneficial effects of the utility model are as follows: 1. The integrated combined drill arm formed by the double-push beam drill arm and the grabbing head can realize the multi-functional functions of vertical arch, hanging net, locking foot anchor, and system anchor in the initial support link of tunnel construction. operation, and can simultaneously grab and install multiple arches, reduce the frequency of moving vehicles, reduce the number of operators, and improve the efficiency of initial support construction. At the same time, the main boom frame of the utility model utilizes the rotating folding arm to cooperate with the telescopic arm, and the multi-square connecting rod structure design increases the coverage of the boom frame; improves its operation coverage, improves its applicability, and satisfies the requirements of the three-step method for tunnel construction and construction. Arch requirements for full-face construction tunnels. 2. The double propulsion beam drilling boom is mounted on the jib frame. Taking advantage of its many degrees of freedom, it is not only suitable for the full-section construction of large tunnels, but also suitable for the construction of the step method. It realizes high-precision vertical arch and rock drilling positioning, and is easy to operate ;Single-line tunnel or three-step method has strong construction adaptability, replaces manual work, and reduces safety risks. 3. The utility model uses a sliding mechanism to realize the connection between the auxiliary arm frame and the trolley, which improves its flexibility and operating range, and is convenient for adjustment. In order to realize the function of vertical arch and concrete wet spraying, and reduce the number of booms, the wet sprinkler head assembly is integrated on the auxiliary boom to realize the multifunctional operation of vertical arch and concrete wet spraying, and improve the scope of application of the trolley. 4. The trolley of the utility model has a two-way driving function, which is convenient for quick transition in the tunnel; the overall structure design is compact, and realizes the multifunctional operation of the vertical arch, hanging net, locking foot anchor, and system anchor in the initial support link of the tunnel construction, and It can grab and install multiple arches at the same time, reduce the frequency of moving vehicles, and have strong adaptability to single-line tunnel or three-step construction, replacing manual work and reducing safety risks.

Description of drawings

In order to illustrate the embodiment of the utility model more clearly, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the utility model. Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is a schematic diagram of the connection state between the main boom frame and the trolley of the present invention.

Fig. 2 is a schematic diagram of the connection structure between the lift-type rear cab and the trolley of the utility model.

Fig. 3 is a schematic diagram of the connection state between the auxiliary arm frame and the trolley of the utility model.

Fig. 4 is a top view schematic diagram of the main boom and the auxiliary boom connected to the trolley.

Figure 5 is a schematic diagram of the structure of the main boom.

Figure 6 is a schematic diagram of the drilling state of the double push beam drill boom on the main boom frame.

Fig. 7 is a schematic diagram of the structure of the grabbing head.

Fig. 8 is a schematic diagram of the structure of the double push beam drill arm.

Fig. 9 is a schematic diagram of the structure of the auxiliary jib.

Figure 10 is a structural schematic diagram of the arch manipulator and the wet spraying mechanism.

Figure 11 is a schematic diagram of the construction state of the wet spraying mechanism.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Fig. 1, embodiment 1 is an integrated operation trolley for arching, anchoring and spraying, including a trolley 1 with two-way driving function, and the trolley 1 can drive in two directions to facilitate quick transition in the tunnel. The trolley 1 is provided with at least one main boom 2 and at least one auxiliary boom 8; in this embodiment, as a preferred solution, the trolley is provided with a main boom and two auxiliary booms, and the main boom is located at two Between two auxiliary jibs, as shown in Figure 4. One end of the auxiliary arm frame 8 is connected to the trolley 1 through the sliding mechanism 7, that is, the auxiliary arm frame can move relative to the length direction of the trolley under the action of the sliding mechanism to realize position adjustment; the other end of the auxiliary arm frame 8 An arch manipulator 9 and a wet spray mechanism 6 are provided; the arch manipulator 9 is used to grab the arch. The wet spraying mechanism 6 communicates with the mobile concrete drag pump 10, and the concrete slurry in the mobile concrete drag pump 10 is connected with the wet spray mechanism 6 through a pipeline, so that the primary concrete spraying operation of the hole arm can be completed. In order to realize the functions of vertical arch and concrete wet spraying while reducing the number of booms, the wet sprinkler head assembly is integrated on the auxiliary boom to realize the multifunctional operation of vertical arch and concrete wet spraying. One end of the main arm frame 2 is connected to the trolley 1 through a slewing mechanism 5 , the other end is provided with a grabbing head 4 , and the main arm frame 2 is provided with a double push beam drill arm 3 . The integrated combined drill arm formed by the double-push beam drill arm 3 and the grabbing head 4 can realize the multi-functional operations of vertical arch, hanging net, locking foot bolt and system bolt in the initial support link of tunnel construction, and can simultaneously carry out multiple operations. The grabbing and installation of the arch frame reduces the frequency of moving the vehicle, reduces the number of operators, and improves the efficiency of initial support construction.

The front end of the trolley 1 described in this embodiment is provided with a front cab 101, and the rear end is provided with an elevating rear cab 102. The front cab is fixed on the front end of the car body and is a closed cab. With shock absorber unit. The lift-type rear cab 102 is arranged at the rear portion of the vehicle body and can move up and down relative to the vehicle body. The bottom of the trolley 1 is provided with an electric control cabinet 103 and telescopic legs 104 . The control system of the electric control cabinet 103 is composed of multiple control units, including a driving control unit, a boom operation control unit, a rock drilling control unit, and a wet spraying operation control unit. The driving control unit is installed in the front and rear cabs, the boom operation control unit, rock drilling control unit, and wet spraying operation control unit are installed on the front side of the car body, and the boom operation operation control unit is installed in the corresponding hanging basket at the same time. At the same time, the boom movement control, rock drilling control, and wet spraying operation control are equipped with remote control, which improves the convenience of operation. The telescopic support legs 104 can adopt telescopic oil cylinders, and are respectively arranged at the front and rear parts of the car body for stable support with the ground when the car body stops.

As shown in FIG. 2 , the liftable rear cab 102 includes a cab 102 - 1 , and the cab 102 - 1 is connected to the trolley 1 through a lifting mechanism. As a preferred solution, the lifting mechanism includes a wedge-shaped slideway 102-2 vertically arranged on the trolley 1 and a wedge-shaped block 102-3 arranged on the cab 102-1, and the wedge-shaped block 102-3 is located on the wedge-shaped slideway 102 -2 and between the wedge block 102-3 and the wedge slideway 102-2 is provided with a friction block 102-4, the setting of the friction block 102-4 can reduce the friction between the wedge block 102-3 and the wedge slideway 102-2 wear amount, and can ensure that the wedge block 102-3 moves up and down smoothly along the wedge slideway 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 overall lifting of the rear cab. The upper part of the driver's cab 102-1 is connected with a roof 102-7 through the lifting column 102-6, and the ceiling lifts together with the lifting column to open or not the driver's cab. When it is necessary to drive the trolley 1 in the opposite direction, the lift-type rear cab rises for easy operation.

As shown in Figures 1, 5, and 6, embodiment 2 is further improved on the basis of embodiment 1:

In this embodiment, the main boom frame can realize the functions of grabbing and installing the arch frame at the top of the tunnel and the function of drilling the bolt. The main boom 2 includes a folding arm 21 and a telescopic boom 22. The main boom system adopts a folding + telescopic boom, and the folding boom is expanded to cooperate with the expansion and contraction of the telescopic boom, which can expand the coverage of the front-end arch grabbing device. The car stands on the lower steps to meet the corresponding three-step arch and mesh installation. One end of the folding arm 21 is connected to the slewing mechanism 5 and is connected with the slewing mechanism 5 through the 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 a pitching action. The other end of the folding arm 21 is hinged with the telescopic arm 22, and a telescopic pitching oil cylinder 23 is provided between the folding arm 21 and the telescopic arm 22; The cooperation of the oil cylinder 23 can realize the folding, telescopic and pitching actions of the main boom 2, improve its operation coverage, improve its applicability, and meet the arch requirements of the three-step method construction tunnel and the full-section construction tunnel. The double-push beam drill arm 3 is arranged on the telescopic arm 22, and the grabbing head 4 is arranged at the end of the telescopic arm. The integrated design of the double-push beam drill arm 3 and the grabbing head 4 can realize the vertical support of the initial support link of the tunnel construction. The multi-functional operation of arch, hanging net, locking foot anchor and system anchor can improve the efficiency of initial support construction.

As a preferred solution, the slewing mechanism 5 includes a slewing seat 51 that is rotatably connected to the trolley. The slewing seat 51 is connected to the trolley through a slewing support similar to a bearing. The inner ring of the slewing support is fixed on the trolley, and the slewing seat is fixed on the trolley. On the outer ring of the slewing support, and the outer ring of the slewing support can drive the slewing seat to rotate relative to the trolley under the action of the slewing drive; the slewing drive can be a driving member such as an oil cylinder assembly or a hydraulic motor. The pitching assembly includes a folding pitching cylinder 24, one end of the folding pitching cylinder 24 is hinged to the folding arm 21, the other end is hinged to the swivel seat 51 through a connecting rod I25, and a connecting rod is hinged at the connection between the folding pitching cylinder 24 and the connecting rod I25 II26, the connecting rod II26 is connected on the folding arm 21. The slewing seat, connecting rod I, connecting rod II and the folding arm form a four-link structure. Under the action of the folding pitch cylinder, the folding arm performs pitching motion. The telescopic arm is composed of a basic arm and a two-stage telescopic arm, which is hinged to one end of the folding arm. A telescopic pitching cylinder is installed between the folding arm and the telescopic arm, and the telescopic arm pitches up and down under the action of the pitching cylinder.

As shown in Figure 8, in this embodiment, the double push beam drill arm 3 includes a double rotary mechanism and a double push sliding mechanism, the double push sliding mechanism is arranged on the double rotary mechanism, under the action of the double rotary mechanism, the double push slide The mechanism can rotate in the horizontal plane and in the vertical plane, and the double-push sliding mechanism can perform double-stroke movement. The double-push sliding mechanism is provided with a rock drill 31 and a corresponding drill pipe 32. Under the action of the double-push sliding mechanism, the rock drill 31 and drill pipe 32 can carry out large-scale construction movement, improve construction applicability.

The double-turn mechanism described in this embodiment includes a rotary drive I33 that can rotate in a horizontal plane and a rotary drive II34 that can rotate in a vertical plane. Both the rotary drive I and the rotary drive II include a rotary part and a drive part. The drive part can be A motor or a swing cylinder is used to drive the rotary part to rotate to form a rotary support structure. The rotary drive II 34 is set on the rotary drive I 33, that is, the rotary drive II is set on the rotary part of the rotary drive I, and under the action of the drive part, the rotary drive II can rotate in the horizontal plane, and the rotary drive II 34 is provided with a beam base 35. The reason is that the beam base can rotate in the vertical plane under the action of the rotary drive II. The double-push sliding mechanism is arranged on the beam base 35. Under the joint action of the rotary drive I and the rotary drive II, the double-push sliding mechanism can not only rotate in the horizontal plane, but also rotate in the vertical plane. Its flexibility Greatly improved, it is convenient for the rock drill to drive the drill pipe to carry out large-distance rock drilling operations.

As a preferred solution in this embodiment, the double-push sliding mechanism includes a lower push beam 36 and an upper push beam 37 arranged in parallel, and the lower push beam 36 is slidably connected to the beam base 35 through a friction seat 38, and the lower push beam 36 is connected to the upper push beam 37. A compensating oil cylinder 39 is provided between the beam bases 35 to drive the lower propulsion beam 36 to move relative to the beam base 35 . The compensation oil cylinder 39 is arranged in parallel between the lower propulsion beam 36 and the beam base 35 and is respectively hinged to the two, so that the compensation oil cylinder can push the lower propulsion beam to do a translational movement. The upper push beam 37 is slidably connected to the lower push beam 36 through the friction plate 310, and a telescopic oil cylinder 311 is provided between the upper push beam 37 and the lower push beam 36 to drive the upper push beam 37 to move correspondingly to the lower push beam 36; the telescopic oil cylinder 311 The upper propelling beam can be driven to perform a translational movement relative to the lower propelling beam. The upper propulsion beam 37 is provided with a propulsion oil cylinder 312 for pushing the rock drill 31 to move correspondingly to the upper propulsion beam 37 . A rock drill, a drill pipe, etc. are installed on the upper part of the upper push beam, and the drill pipe is installed at the front end of the rock drill, and the rock drill performs rock drilling operations under the action of the propulsion cylinder.

Embodiment 3, on the basis of embodiment 1 or 2, present embodiment makes the following improvements:

As shown in Figure 7, the grab head 4 in this embodiment includes a grab arm 43 connected to the front end of the telescopic arm 22 through a connecting piece 41; the connecting piece 41 is hinged at the front end of the telescopic arm 22, and the 410 is connected with the telescopic arm, and under the action of the first swing cylinder 410, a first pitching cylinder 42 is arranged between the grasping arm 43 and the connector 41; under the action of the first pitching cylinder, the grasping arm 43 swings back and forth relative to the telescopic arm . Grab arm 43 and can carry out pitch motion relative to telescopic arm. The end of the grasping 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 grasping arm 43; under the action of the second pitching oil cylinder 12, the second connecting seat 11 can rotate around the hinge axis III13 Do the pitching action in the vertical plane; the setting direction of the hinge axis III is the same as the axis direction of the hinge axis II, both of which can realize the pitching action. Tuning and fine-tuning actions. The second connection seat 44 is hinged with a handle plate seat 46, and one end of the handle plate seat 46 is connected with the second connection seat 44 through the overturning oil cylinder 47; The flipping action of the handle changes the grabbing direction of the grip plate seat and improves its flexibility. The handle plate base 46 is provided with a handle assembly 48, and the handle plate base 46 is detachably provided with a stabilizer 49, and the stabilizer 49 is set corresponding to the handle assembly 48; the quantity of the handle assembly 15 is as required Two or more can be set, preferably two in this embodiment. The stabilizing frame is a U-shaped structural frame and is located between the two gripper assemblies. The stabilizing frame 16 and the gripper assembly 15 can stably and firmly grasp the multi-arch arch. The first swing oil cylinder 410 and the first pitch oil cylinder 42 are set up and down to drive the up and down pitch and front and rear pitching movements of the gripper respectively. A drive cylinder is arranged on one side of the triangular base and the gripper to drive the gripper to realize left and right pitching movements. Ensure the flexible adjustment of the arch posture and accurate positioning.

As a preference, the gripper assembly 48 includes two symmetrically arranged grippers 15-1, the grasping portion of the gripper 15-1 is provided with a pad 15-2, and the use of the pad can make the gripper firmly clamp On the arch, ensure a stable grip. The middle part of the gripper 15-1 is hinged on the gripper plate seat 14, and the lower part of the gripper 15-1 is connected by the clamping oil cylinder 15-3, and the clamping oil cylinder 15-3 is located at the bottom of the gripper plate seat 14; Under the action of the tightening cylinder, the two grippers are clamped or not. When the gripper grabs the arch, a pair of grippers are fully opened, the opening distance is L1, the width distance of the bottom of the triangular arch frame is L2, and the width distance of the steel grid is L3, satisfying: L1>L2, L1>L3, can be grasped Different types of arch frames increase the adaptability to the construction site. The two pairs of grippers press down under the action of the oil cylinder, and finally press to the bottom surface. At this time, there is a gap between the left and right pair of grippers, which can directly grab the bottom surface of the profiled steel arch, and there is a gap with the middle transverse bar of the profiled steel. Fine-tuning the posture of the arch frame provides space; the connecting steel bar in the middle of the arch frame can also be grasped, and the two grippers are respectively pressed vertically on the steel bar to prevent the arch frame from moving during the lifting process. The purpose of setting up the robotic arm is to reserve space for the gripper to grab the multi-arch frame without interfering with the rear end structure of the arm frame. When grabbing a single arch, two pairs of grippers grab the bottom surface of the arch respectively; when grabbing two arches, grab the connecting steel bars between the two arches; Ensure the stability of the grip.

In this embodiment, as shown in FIG. 3 , the sliding mechanism 7 includes a slide rail 71 arranged on the trolley 1, the slide rail is arranged along the length direction of the trolley 1, and a sliding seat is provided on the slide rail 71 for sliding cooperation. 72. The trolley 1 is provided with a driving part that drives the sliding seat 72 to move along the slide rail 71. The driving part can adopt an oil cylinder part or a sprocket chain structure, and the auxiliary arm frame 8 is connected to the sliding seat 72; Under the action of the parts, the sliding seat 72 drives the auxiliary arm frame 8 to move on the slide rail 71, changing the position of the auxiliary arm frame 8 in the plane of the trolley.

As shown in Figure 9, as a preferred solution, the auxiliary arm frame 8 includes an auxiliary arm frame 81 and an auxiliary telescopic arm 82. A third pitching oil cylinder 84 is arranged on the seat 72 and between the sliding seat 72 and the auxiliary arm frame 81. Under the action of the third pitching oil cylinder, the auxiliary arm frame 81 can perform a pitching motion relative to the sliding seat. An auxiliary telescopic oil cylinder 85 is arranged between the auxiliary boom frame 81 and the auxiliary telescopic arm frame 82. Under the action of the auxiliary telescopic oil cylinder, the auxiliary telescopic arm can perform telescopic movements relative to the auxiliary boom frame to change its functional coverage. The end of the auxiliary telescopic arm 82 is fixed with an L-shaped frame 86, and the hanging basket 87 is rotatably connected to the L-shaped frame 86 through a rotary part 88. The rotary part 88 can adopt the turntable structure of a rotary motor to drive the hanging basket in the L-shaped frame. Make a swivel motion. The arch manipulator 9 and the wet spray mechanism 6 are respectively arranged on the outer wall of the hanging basket 87; the hanging basket 87 is provided with a lifting basket ceiling 89. The control unit controlling the auxiliary jib can be fixed on the guardrail of the gondola to provide the action control function of the auxiliary jib system. The arch manipulator 9 is hinged on a corner column of the hanging basket by means of 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 the vertical arch and concrete wet spraying.

As shown in Figure 10, as a preferred solution, the wet spray mechanism 6 includes a spray mixing arm 61 hinged on the outer wall of the hanging basket 87, the mixing spray arm 61 is connected with the outer wall of the hanging basket 87 through a connecting rod assembly 62, and the connecting rod A fourth pitching oil cylinder 63 is arranged between the assembly 62 and the outer wall of the hanging basket 87, and under the action of the fourth pitching oil cylinder, the wet spray arm can be pitched up and down. The spray mixing arm 61 is provided with a 360° swing motor 64 and a 240° steering motor 65 in turn, and the output end of the 240° steering motor 65 is provided with a nozzle bracket 66, and the nozzle bracket 66 is hinged with a nozzle 67 and a brush that drives the nozzle 67 to rotate. Motor 68. The 360° swing motor can make the nozzle rotate 360° along the axial direction of the wet spray arm, the 240° steering motor can make the nozzle swivel 240° in the axial direction, and the brushing motor can make the nozzle move in an 8×360° conical brush along the axial direction. The above structural design improves the flexibility of the wet spray mechanism. The arch manipulator 9 includes an arch lifting arm 91 on which an arch clamp 92 and a hoist 93 are arranged, and the wire rope of the hoist 93 is connected with an auxiliary hoisting fixture 94 . The lifting arm of the arch frame is hinged to the column at one corner of the hanging basket by means of the lifting oil cylinder and the pin shaft. The lifting, grabbing, clamping and fixing of the arch can be realized by using the winch, the lifting arm and the arch clamping mechanism.

As shown in Figure 11, the wet spraying mechanism can complete the initial concrete spraying operation of the hole arm, and the operation of the two auxiliary arms can improve the construction efficiency. The power of the pumping system is provided by an external movable concrete drag pump. When wet spraying concrete, the mobile concrete drag pump is connected to the front-end sprinkler head through a quick pipeline, and the attitude adjustment of the auxiliary boom and the rotary motor and brush motor of the wet sprinkler head assembly are used. Action, to achieve the nozzle to reach the predetermined working area for wet spraying operations.

During specific implementation: before the vertical arch, the front and rear telescopic outriggers on the trolley are stretched out, so that the trolley is stably supported on the ground. The drill arm of the main arm turns to the rear of the telescopic arm, and the drill arm does not affect the work of the grabbing device of the front end arch at this time. The arch frame is placed on the front end of the trolley, the folding arm of the main arm is lifted, and the telescopic arm is stretched out until the grabbing device of the front arch frame is close to the ground, and the grabbing head is adjusted to complete the clipping of the arch frame on the top of the arch; Lift to a high position, adjust the two-stage telescopic arm oil cylinder of the main arm, lift the arch to the predetermined position near the vault top, and then adjust the arch to the predetermined installation position with the help of the arch grasping device.

The auxiliary jib slides to the rear end of the vehicle body (near the palm face end), adjust the auxiliary arm pitch cylinder and the telescopic arm telescopic cylinder, so that the front end basket is close to the ground, and use the auxiliary lifting fixture to lift the ground arch to the arch grip Then use the clamping cylinder of the arch fixture to clamp the arch, lift the auxiliary boom, lift the arches on both sides of the arch to the predetermined position, and realize the fine adjustment of the position of the arch through the swing motor of the hanging basket and the lifting cylinder , Through the action of the main boom and the auxiliary boom, the docking of the whole ring arch frame is finally realized. After the docking is completed, the staff will carry out the bolt connection and tension welding work in the hanging basket.

Adjust the pitching cylinder of the arch grabbing device at the front end of the main boom, and the hem of the arch grabbing device at the main boom. The drill boom can be rotated to the front end of the telescopic boom through the drill boom rotation motor without interfering with the arch grabbing device. The rock drill can be rotated along the rotary axis of the two devices through the upper slewing device of the drill boom. The telescopic oil cylinder of the push beam is connected with the upper and lower push beams. The telescopic oil cylinder of the push beam can make the upper push beam slide relative to the lower push beam. The rock drill push cylinder is installed on the upper push beam. Inside, one end is fixed at the end of the propulsion beam, and one end is connected to the mounting plate of the rock drill through a wire rope. The propulsion cylinder of the rock drill drives the rock drill to slide back and forth on the propulsion beam. By adjusting the telescopic oil cylinder of the slewing device propulsion beam and the rock drill propulsion cylinder, the rock drill can be retracted forward and backward and the attitude can be adjusted. With the adjustment of the oil cylinder with the main boom, the attitude of the rock drill can be adjusted in space, and the rock drilling work at the predetermined position can be completed.

In order to realize the synchronous operation of the vertical arch and bolting, the drilling boom is integrated on the main boom. The operator operates the three booms to grab the vault respectively, lift the left and right side arches to the designated position of the tunnel, and the operator hangs on both sides. The baskets are connected by bolts at the joints. After being fixed, the operators use the hanging platform platform to carry out tension welding. The main arm can be used to drill the lock-foot anchors and system anchors, which greatly improves the construction efficiency of the initial support link of the tunnel.

The integrated design of the arch manipulator and the wet spraying mechanism realizes the multifunctional operation of the vertical arch and concrete wet spraying; through the adjustment of the posture of the auxiliary boom and the action of the rotary motor and the brushing motor of the wet spray head assembly, the spray head reaches the predetermined working area for wet spraying. spray job. The complete machine of the utility model can complete the mechanization of the whole process of the initial support link of the tunnel construction, greatly reduce the number of workers, reduce the labor intensity of the workers, and improve the construction efficiency.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (10)

1. An arch, anchor, and spray integrated operation trolley, characterized in that it includes a trolley (1) with two-way driving function, and the trolley (1) is equipped with at least one main boom (2) and At least one auxiliary arm frame (8), one end of the auxiliary arm frame (8) is connected to the trolley (1) through a sliding mechanism (7), and the other end is provided with an arch manipulator (9) and a wet spray mechanism ( 6); one end of the main boom (2) is connected to the trolley (1) through the slewing mechanism (5), the other end is provided with a grabbing head (4), and the main boom (2) is provided with double push beams Drill arm (3); The double push beam drilling arm (3) includes a double rotary mechanism and a double push sliding mechanism, the double push sliding mechanism is arranged on the double rotary mechanism, and the double push sliding mechanism is provided with a rock drill (31) and a corresponding drill pipe (32 ); the double-turn mechanism includes a rotary drive I (33) capable of rotating in a horizontal plane and a rotary drive II (34) capable of rotating in a vertical plane, and the rotary drive II (34) is arranged on the rotary drive I (33) On, the rotary drive II (34) is provided with a beam base (35), and the double-push sliding mechanism is arranged on the beam base (35). 2. The integrated operation trolley for arching, anchoring and spraying according to claim 1, characterized in that: the front end of the trolley (1) is provided with a front cab (101), and the rear end is provided with a lifting rear driving room (102), the bottom of the trolley (1) is equipped with an electric control cabinet (103) and telescopic outriggers (104); the lift-type rear cab (102) includes a cab (102-1), a cab ( 102-1) is connected with the trolley (1) through the lifting mechanism. 3. The integrated arch, anchor and spray trolley according to claim 2, characterized in that: the lifting mechanism includes a wedge-shaped slideway (102-2) vertically arranged on the trolley (1) and a set The wedge block (102-3) on the cab (102-1), the wedge block (102-3) is located in the wedge slideway (102-2) and the wedge block (102-3) and the wedge slideway (102- 2) Friction blocks (102-4) are provided between them, and lifting cylinders (102-5) are provided between the cab (102-1) and the trolley (1); the upper part of the cab (102-1) passes through The lifting column (102-6) is connected with a roof (102-7). 4. The arch, anchor, and spray integrated operation trolley according to any one of claims 1 to 3, characterized in that: the main boom (2) includes a folding arm (21) and a telescopic arm (22), One end of the folding arm (21) is connected to the slewing mechanism (5) and connected to the slewing mechanism (5) through the pitch assembly, the other end of the folding arm (21) is hinged to the telescopic arm (22), and the folding arm (21) and A telescopic pitching oil cylinder (23) is arranged between the telescopic arms (22); the double push beam drilling arm (3) is arranged on the telescopic arm (22). 5. The trolley integrating arch, anchor and spraying according to claim 4, characterized in that: the slewing mechanism (5) includes a slewing seat (51) rotatably connected with the trolley; the pitching assembly includes a folding The pitching cylinder (24), one end of the folding pitching cylinder (24) is hinged to the folding arm (21), the other end is hinged to the swivel seat (51) through the connecting rod I (25), and the folding pitching cylinder (24) is connected to the connecting rod I (25) is hinged with connecting rod II (26), and connecting rod II (26) is connected on the folding arm (21). 6. The arch, anchor, and spray integrated operation trolley according to any one of claims 1-3, 5, characterized in that: The double-push sliding mechanism includes a lower push beam (36) and an upper push beam (37) arranged in parallel, the lower push beam (36) is slidably connected to the beam base (35) through a friction seat (38), and the lower push beam (36) and the beam base (35) are provided with compensation oil cylinders (39) that drive the lower propulsion beam (36) to move relative to the beam base (35); On the beam (36), there is a telescopic oil cylinder (311) that drives the upper push beam (37) to move correspondingly to the lower push beam (36) between the upper push beam (37) and the lower push beam (36); (37) is provided with the propulsion oil cylinder (312) that promotes rock drill (31) to move correspondingly to upper propulsion beam (37). 7. The arch, anchor, and spray integrated operation trolley according to claim 6, characterized in that: the grab head (4) includes a gripper connected to the front end of the telescopic arm (22) through a connecting piece (41). The arm (43), the connecting piece (41) is hinged on the front end of the telescopic arm (22), and is connected with the telescopic arm through the first swing cylinder (410), and the gripping arm (43) and the connecting piece (41) are provided with The first pitching cylinder (42); the end of the grasping arm (43) is hinged with a second connecting seat (44), and a second pitching cylinder (45) is provided between the second connecting seat (44) and the grasping arm (43); A handle plate seat (46) is hinged on the second connection seat (44), and one end of the handle plate seat (46) is connected with the second connection seat (44) through an overturning oil cylinder (47); the handle plate seat (46) is provided with a gripper assembly (48), and a detachable stabilizer (49) is provided on the gripper plate seat (46), and the stabilizer (49) is set correspondingly to the gripper assembly (48); The gripper assembly (48) includes two symmetrically arranged grippers (15-1), the gripping part of the gripper (15-1) is provided with a pad (15-2), and the gripper (15-1) The middle part of the handle is hinged on the gripper seat (46), the lower part of the gripper (15-1) is connected by the clamping cylinder (15-3), and the clamping cylinder (15-3) is located on the gripper seat (46) the lower part. 8. The arch, anchor, and spray integrated operation trolley according to any one of claims 1-3, 5, and 7, characterized in that: the sliding mechanism (7) includes a set on the trolley (1) The sliding rail (71), the sliding seat (72) is provided on the sliding rail (71), and the driving member that drives the sliding seat (72) to move along the sliding rail (71) is provided on the trolley (1), and the auxiliary arm Frame (8) is connected on the sliding seat (72); The auxiliary arm frame (8) includes an auxiliary arm (81) and an auxiliary telescopic arm (82), the auxiliary telescopic arm (82) is coaxially arranged with the auxiliary arm (81), and the auxiliary arm (81) passes through the arm seat (83) Connected to the sliding seat (72) and a third pitch cylinder (84) is provided between the sliding seat (72) and the auxiliary arm (81), and an auxiliary telescopic cylinder (84) is provided between the auxiliary arm (81) and the auxiliary telescopic arm (82). Oil cylinder (85); the end of the auxiliary telescopic arm (82) is provided with an L-shaped frame (86), and the hanging basket (87) is connected to the L-shaped frame (86) through a rotary part (88) in rotation, and the arch manipulator (9 ) and the wet spray mechanism (6) are respectively arranged on the outer wall of the hanging basket (87). 9. The arch, anchor and spray integrated operation trolley according to claim 8, characterized in that: the wet spray mechanism (6) includes a mixed spray arm (61) hinged on the outer wall of the hanging basket (87), The spray mixing arm (61) is connected to the outer wall of the hanging basket (87) through the connecting rod assembly (62), and the fourth pitching oil cylinder (63) is arranged between the connecting rod assembly (62) and the outer wall of the hanging basket (87); The spray arm (61) is provided with a 360° swing motor (64) and a 240° steering motor (65) in sequence, and the output end of the 240° steering motor (65) is provided with a nozzle bracket (66), which is hinged on the nozzle bracket (66). There are nozzles (67) and brush motors (68) that drive the nozzles (67) to rotate. 10. The arch, anchor, and spray integrated operation trolley according to claim 9, characterized in that: the arch manipulator (9) includes an arch lifting arm (91), and the arch lifting arm (91) An arch clamp (92) and a hoist (93) are arranged on the hoist, and an auxiliary hoisting fixture (94) is connected on the wire rope of the hoist (93).