CN213838624U - Many function combination crawler-type lift operation car - Google Patents

Abstract

The utility model discloses a multifunctional combined crawler-type lifting operation vehicle, which comprises a first lifting workbench, a second lifting workbench, a trolley and a traveling mechanism, wherein the first lifting workbench and the second lifting workbench are respectively connected with the trolley and can lift relative to the trolley, and the traveling mechanism is connected with the trolley and used for moving the trolley; constructors can drill on the face flexibly by using the multifunctional combined crawler-type lifting operation vehicle.

Description

Many function combination crawler-type lift operation car

Technical Field

The utility model relates to a tunnel technical field is a many function combination crawler-type lift operation car particularly.

Background

The full-section pre-reinforcement of the tunnel regulates and controls the capability of the surrounding rock to naturally form an arch effect and the deformation response of the tunnel by controlling the rigidity and the deformation of the core body to be excavated, so that the aim of integrally stabilizing the tunnel in the construction stage is fulfilled. In weak surrounding rocks, the full-section pre-reinforcement technology fully utilizes the arch effect of the surrounding rocks by artificial pre-reinforcement measures, further exerts the self-stabilizing capability of the surrounding rocks, equivalently improves the strength of the surrounding rocks, and further can realize mechanical full-section excavation and tunneling.

The tunnel full-section pre-reinforcement work flow comprises the following steps: firstly, a series of holes which are nearly parallel to the axis of the tunnel, have the length not less than the diameter of the tunnel and are uniformly distributed are drilled on the tunnel face, a reinforcement made of glass fiber materials is inserted into the holes, and then cement mortar with shrinkage control is injected at low pressure immediately. The stratum strength of the core soil is obviously enhanced, and the purposes of improving the deformation characteristic and reinforcing and stabilizing the condition of the weak surrounding rock are achieved. If the design and construction operation are good, the construction method can obviously increase the strength of the stratum, improve the deformation characteristic of the stratum and obviously reduce the extrusion phenomenon. And after the reinforcing stage is finished, excavating the reinforced tunnel face-ahead core soil, and when the length of the glass fiber member is not enough to ensure that the extrusion deformation is within the specified value, starting the next cycle operation.

The trolley in the prior art is simple in structure, when a full-section pre-reinforcing process is applied, workers need to manually lift or move down the rock drill to achieve full-face covering operation, efficiency is low, accidents occur easily in the process of carrying the rock drill, and injury is caused to the workers.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention is directed to: the multifunctional combined crawler-type lifting operation vehicle can be used for conveniently carrying out full-section pre-reinforcement construction on a tunnel face.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a multifunctional combined crawler-type lifting operation vehicle comprises a first lifting workbench, a second lifting workbench, a trolley and a traveling mechanism, wherein the first lifting workbench comprises a working platform A, a plurality of first supporting mechanisms and a plurality of second supporting mechanisms, the first supporting mechanisms comprise a plurality of hydraulic ejector rods, cylinder bodies of the hydraulic ejector rods are connected with the trolley, and the ejector rods of the hydraulic ejector rods are connected with the working platform A; the second support mechanism comprises a ratchet mechanism and a support rod, the ratchet mechanism comprises a limiting rod A, an elastic piece, a gear and a sliding seat, a through hole is formed in the sliding seat, the limiting rod A is in sliding fit with the through hole in the sliding seat, one end of the elastic piece is connected with the working platform A, the other end of the elastic piece is connected with the limiting rod A, the end head of one end of the limiting rod A is clamped between adjacent teeth of the gear, the gear is rotatably connected with the working platform A, the end head of the limiting rod A connected with the gear is a wedge-shaped body, the wedge-shaped body comprises a first inclined wedge surface and a second inclined wedge surface, the first inclined wedge surface is in contact connection with the tooth edge of the gear, the second inclined wedge surface is in contact connection with the tooth surface of the gear, and the support rod is connected with the end surface of the gear;

the second lifting working platform comprises a working platform B, a safety mechanism and a power mechanism, the safety mechanism is connected with an I-shaped steel upright post of the trolley, the working platform B is connected with the safety mechanism, and the power mechanism is connected with the working platform B and used for lifting the working platform B;

the safety mechanism comprises a mounting seat, a roller set, a connecting rope and a safety part, the safety part comprises a plurality of fixed blocks, a plurality of movable blocks, a first elastic part, a second elastic part, a third elastic part, a limiting rod, a piston cavity and a piston block, the roller set is rotatably connected with the mounting seat, the side wall of the piston cavity is connected with the mounting seat, the piston block is in sliding fit with the side wall of the piston cavity, one end of the first elastic part is connected with the piston block, the other end of the first elastic part is connected with the mounting seat, the fixed blocks are connected with the mounting seat, a sliding groove is formed in one surface of each fixed block, a sliding block matched with the sliding groove is arranged on each movable block, the sliding block moves along the sliding groove, one end of the second elastic part is connected with the movable block, the other end of the second elastic part is connected with the mounting seat, and through holes A, A and A are formed in each of the movable block and the fixed blocks, The limiting rod is arranged in the through hole A and the through hole B at the same time, the side wall of the piston cavity is provided with a through hole C, the end head of one end of the limiting rod penetrates through the through hole C to be abutted against the piston block, one end of the third elastic part is connected with the limiting rod, and the other end of the third elastic part is connected with the fixing block; the safety piece is arranged in a mirror image mode about a vertical center line of the mounting seat, extension lines of center lines of the sliding grooves are intersected above the fixed block, and two ends of the connecting cable penetrate through different side walls of the piston cavity and are connected with different piston blocks respectively;

the working platform B is connected with the mounting seat, the roller group is in contact connection with a web plate of an I-shaped steel upright post of the trolley, the safety mechanisms are symmetrically arranged around the I-shaped steel upright post, and a flange of the I-shaped steel upright post is clamped between the moving blocks;

the travelling mechanism comprises travelling wheels and a travelling crawler, and the travelling wheels and the travelling crawler are arranged at the bottom of the trolley.

Furthermore, the power mechanism comprises a first pulley, a second pulley, a third pulley, a fourth pulley, a fifth pulley, a steel cable and a hydraulic ejector rod A, wherein the first pulley and the second pulley are arranged above the fifth pulley and are rotatably connected with the trolley, the third pulley and the fourth pulley are arranged below the fifth pulley and are rotatably connected with the trolley, a cylinder body of the hydraulic ejector rod A is connected with the trolley, an ejector rod of the hydraulic ejector rod A is connected with the fifth pulley, one end of the steel cable is connected with the working platform B, and the steel cable is sequentially wound around the first pulley, the third pulley, the fifth pulley, the fourth pulley and the outer edge of the second pulley and is connected with the bottom of the trolley.

Furtherly, still be provided with the drilling part on work platform A, the work platform B, the drilling part includes the rock drill, cuts formula lifting platform, hydraulic ram B, connecting piece, rock drill bracket, rock drill propulsion beam, it is provided with a plurality of pulleys to cut formula lifting platform bottom, be provided with on work platform A, the work platform B with the guide rail of pulley adaptation, the connecting piece is "L" shape structure, its horizontal limit with the top of cutting formula lifting platform is rotated and is connected, its vertical limit with the rock drill bracket rotates and connects, hydraulic ram B's one end with the rock drill bracket is articulated, hydraulic ram B's the other end with the rock drill propulsion beam is articulated, the rock drill propulsion beam with rock drill bracket sliding connection, the rock drill with rock drill propulsion beam sliding connection.

Further, the trolley is also provided with a work lifting machine, the work lifting machine comprises a lifting tool body and a mounting seat, wherein the mounting seat comprises a main plate, a plurality of side plates and a plurality of clamping jaws, the side plates are hinged with the main plate, the side plates are provided with through holes, at least one clamping jaw is arranged on any one side plate, each clamping jaw comprises a supporting rod, a fixing nut and a plurality of clamping heads, each clamping head is of a rod-shaped structure, the clamping head is arranged around the outer side wall of the supporting rod, one end of each clamping head is hinged with the supporting rod, the rotating surface of each clamping head is perpendicular to the top surface of the corresponding side plate, the fixing nut is sleeved outside the side wall of the supporting rod and is in threaded connection with the supporting rod, the supporting rod penetrates through holes in the side plates, the side plates are arranged between the clamping heads and the fixing nuts, and the supporting rod is also provided with a limiting boss, the chuck is used for limiting the downward rotary motion of the chuck;

the lifting appliance body is connected with the main board and used for lifting articles.

Further, the lifting appliance body comprises a driving motor A, an upright post, a reduction gearbox, a track beam, a moving wheel set, a winch, a lifting hook and a driving motor B, wherein the upright post is connected with the main board in a rotating mode, the driving motor A is connected with an input shaft of the reduction gearbox, the upright post is connected with an output shaft of the reduction gearbox in a transmission mode, one end of the track beam is connected with the upright post in a rotating mode, the moving wheel set is connected with the track beam in a sliding mode and moves along the track beam, the winch is connected with the moving wheel set, a steel cable of the winch is connected with the lifting hook, and the driving motor B is connected with a roller of the moving wheel set and used for driving the moving wheel set to move along the track beam.

Further, ratchet still includes the dustproof chamber, the dustproof chamber is the unsealed cavity of one end, dustproof chamber cover is established outside the gag lever post A lateral wall, its axial lead with gag lever post A's axial lead is parallel, its opening is directional the gear, the elastic component sets up outside the gag lever post A lateral wall, between the dustproof intracavity lateral wall.

Compared with the prior art, the utility model, following beneficial effect has:

1. when the working platform A needs to be moved upwards, the hydraulic ejector rod is controlled to be upwards jacked up, when the working platform A needs to be moved downwards, the hydraulic ejector rod is controlled to move downwards, the ejector rod drives the working platform A to move downwards, and the working range of the working face is enlarged. The ratchet mechanism in the second supporting mechanism has a limiting effect on the rotation of the gear, the hydraulic ejector rod in the first supporting mechanism can be easily detached through the second supporting mechanism, and meanwhile, when the hydraulic ejector rod is not supported enough, the second supporting mechanism can assist the first supporting mechanism to play an emergency protection role.

2. When the power mechanism is disconnected with the connecting cable, the working platform B begins to fall, the piston block moves downwards under the action of the first elastic piece, after the piston block moves until the limiting rod and the piston block are not in contact any more, the limiting rod is separated from the through hole B under the action of the third elastic piece, then the moving block moves upwards under the action of the second elastic piece, the distance between the moving block and a wing plate of the I-shaped steel upright column is gradually reduced until the distance is zero in the moving process of the moving block, the moving block gradually clamps the wing plate of the I-shaped steel upright column under the action of friction force, the falling speed of the working platform B is gradually reduced until the working platform B stops, and the safety of the device is improved. Under the effect of first pulley, second pulley, third pulley, fourth pulley, fifth pulley the cable wire is separated for six segmentation, hydraulic ram A's ejector pin rebound, the segmentation length increase of fifth pulley and third pulley, fifth pulley and fourth pulley is connected to the cable wire, work platform B rises, hydraulic ram A's ejector pin rebound, the segmentation length that fifth pulley and third pulley, fifth pulley and fourth pulley are connected to the cable wire reduces, connects work platform B and first pulley, work platform B and the length increase of second pulley, makes work platform B descends, simultaneously, work platform B displacement is for the twice of fifth pulley displacement has increased working stroke.

3. When the working hoister needs to be disassembled, the fixing nut is screwed off, the supporting rod is pulled out of the through hole of the side plate, the mounting seat can be disassembled, the working hoister is removed, and the operation is convenient and fast. The side plates can be folded to cover the surface of the main plate, so that the space required by storage is reduced. The dop is rotatory to be opened, and is rotatory the curb plate makes the curb plate stand out, will afterwards the bracing piece by lower supreme clearance between the I-steel that passes the platform truck the through-hole on the curb plate, the dop butt will on the I-steel of platform truck fixation nut screws, fixation nut and dop will curb plate, I-steel press from both sides tightly, will the mount pad is fixed on the platform truck, compares traditional welding, through the utility model discloses a mount pad can adjust the mounted position at the platform truck in a flexible way.

Drawings

FIG. 1 is a structural diagram of a multifunctional combined crawler type lifting operation vehicle of the present invention;

FIG. 2 is a view showing a structure of a second supporting mechanism;

FIG. 3 is an enlarged view of FIG. 2 at A;

figure 4 is a front view of the drilling component;

figure 5 is a side view of a drilling component;

FIG. 6 is a view showing the structure of a second elevating table;

FIG. 7 is a view of the safety mechanism;

FIG. 8 is a schematic view of the safety mechanism connected to the trolley I-beam column;

FIG. 9 is a view showing a structure of a fixed block;

FIG. 10 is a schematic view of the connection between the fixed block and the moving block;

FIG. 11 is a structural view of a working hoist;

FIG. 12 is a view of the mounting base structure;

FIG. 13 is a schematic view of the side panel and trolley connection;

fig. 14 is a schematic view of the connection of the moving wheelset and the track beam.

List of reference numerals

1-hydraulic ram, 2-second support mechanism, 3-drilling component, 4-working platform A, 5-second lifting working platform, 6-walking track, 7-walking wheel, 8-working hoist, 9-trolley, 10-limiting rod A, 201-gear, 202-supporting rod, 203-supporting foot, 204-dust-proof cavity, 205-sliding seat, 206-handle, 207-wedge body, 208-boss, 209-elastic piece, 2071-first inclined wedge surface, 2072-second inclined wedge surface, 301-shear type lifting platform, 302-hydraulic ram B, 303-rock drill, 304-pulley, 305-connecting piece, 306-rock drill bracket, 307-rock drill pushing beam, 51-working platform B, 52-safety mechanism, 53-steel cable, 54-first pulley, 55-second pulley, 56-fifth pulley, 57-third pulley, 58-fourth pulley, 59-I-steel upright, 511-hydraulic ejector rod A, 5201-piston cavity, 5202-piston block, 5203-connecting cable, 5204-first elastic component, 5205-second elastic component, 5206-roller group, 5207-moving block, 5208-fixing block, 5209-third elastic component, 5210-spacing rod, 81-mounting seat, 82-speed reduction box, 83-driving motor A, 84-upright, 85-winding machine, 86-lifting hook, 87-track beam, 88-reinforcing bar, 89-I-steel, 810-moving wheel group, 8101-side plate, 8102-main plate, 8103-fixing nut, 8104-support rod, 8105-chuck, 8106-limit boss, 8107-through hole, 8501-roller.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.

As shown in fig. 1 to 14, a multifunctional combined crawler type lifting work vehicle comprises a first lifting work table, a second lifting work table 5, a trolley 9 and a traveling mechanism, wherein the first lifting work table comprises a work platform a4, a plurality of first supporting mechanisms and a plurality of second supporting mechanisms 2, the first supporting mechanisms comprise a plurality of hydraulic push rods 1, a cylinder body of each hydraulic push rod 1 is connected with the trolley 9, and a push rod of each hydraulic push rod 1 is connected with the work platform a 4; the second support mechanism 2 comprises a ratchet mechanism and a support rod 202, the ratchet mechanism comprises a limit rod A10, an elastic piece 209, a gear 201 and a sliding seat 205, a through hole 8107 is arranged on the sliding seat 205, the limiting rod A10 is in sliding fit with the through hole 8107 on the sliding seat 205, one end of the elastic piece 209 is connected with the working platform A4, the other end is connected with the limiting rod A10, one end of the limiting rod A10 is clamped between adjacent teeth of the gear 201, the gear 201 is rotationally connected with the working platform A4, the end of the connecting rod A10 and the gear 201 is a wedge 207, the wedge 207 comprises a first inclined wedge surface 2071 and a second inclined wedge surface 2072, the first slanting wedge surface 2071 is in contact with the tooth rim of the gear 201, the second slanting wedge surface 2072 is in contact with the tooth surface of the gear 201, and the stay 202 is connected with the end surface of the gear 201;

the second lifting workbench 5 comprises a working platform B51, a safety mechanism 52 and a power mechanism, the safety mechanism 52 is connected with an I-steel upright post 59 of the trolley 9, the working platform B51 is connected with the safety mechanism 52, and the power mechanism is connected with the working platform B51 and used for lifting the working platform B51;

wherein, the safety mechanism 52 comprises a mounting seat 81, a roller group 5206, a connecting cable 5203 and a safety member, the safety member comprises a plurality of fixed blocks 5208, a plurality of moving blocks 5207, a first elastic member 5204, a second elastic member 5205, a third elastic member 5209, a limit rod 5210, a piston chamber 5201 and a piston block 5202, the roller group 5206 is rotatably connected with the mounting seat 81, the side wall of the piston chamber 5201 is connected with the mounting seat 81, the piston block 5202 is in sliding fit with the inner side wall of the piston chamber 5201, one end of the first elastic member 5204 is connected with the piston block 5202, the other end is connected with the mounting seat 81, the fixed block 5208 is connected with the mounting seat 81, one side of the fixed block 5208 is provided with a sliding groove, the moving block 5207 is provided with a sliding block adapted to the sliding groove, the sliding block moves along the sliding groove, one end of the second elastic member 5205 is connected with the moving block 5207, the other end is connected with the mounting seat 81, the moving block 5207 and the fixed block 5208 are respectively provided with a through hole a and a through hole B, the limit rod 5210 is simultaneously arranged in the through hole a and the through hole B, the side wall of the piston cavity 5201 is provided with a through hole C, the end of one end of the limit rod 5210 passes through the through hole C to abut against the piston block 5202, one end of the third elastic member 5209 is connected with the limit rod 5210, and the other end is connected with the fixed block 5208; the safety element is arranged in a mirror image mode about the vertical center line of the mounting seat 81, the extension line of the center line of the sliding groove is intersected above the fixed block 5208, and two ends of the connecting cable 5203 respectively penetrate through different side walls of the piston cavity 5201 and are connected with different piston blocks 5202;

the working platform B51 is connected with the mounting seat 81, the roller group 5206 is connected with a web of an i-steel upright 59 of the trolley 9 in a contact manner, the safety mechanisms 52 are symmetrically arranged about the i-steel upright 59, and a flange of the i-steel upright 59 is clamped between the moving blocks 5207;

the traveling system comprises traveling wheels 7 and a traveling crawler 6, wherein the traveling wheels 7 and the traveling crawler 6 are arranged at the bottom of the trolley 9.

The working principle of the second lifting platform is as follows: in an initial state, a gap between the moving block 5207 and an i-steel upright 59 of the trolley 9 is larger than zero, the limiting rod 5210 is arranged in the through hole a and the through hole B, the power mechanism is connected with the connecting cable 5203 to drive the safety mechanism 52 to move along the i-steel upright 59 of the trolley 9, a working platform B51 connected with the safety mechanism 52 also moves along with the gap, when the safety mechanism 52 moves, a roller group 5206 on the safety mechanism 52 rolls on a web of the i-steel upright 59, the web of the i-steel upright 59 is arranged between the moving block 5207 and the roller group 5206, when the power mechanism is disconnected from the connecting cable 5203, the working platform B51 starts to fall down, the piston block 5202 moves downwards under the action of the first elastic member 5204, and when the piston block 5202 moves to the limiting rod 5210 and is not contacted with the piston block 5202 any more, the limit rod 5210 is separated from the through hole B under the action of the third elastic member 5209, then the moving block 5207 moves upwards under the action of the second elastic member 5205, and because the extension line of the center line of the sliding groove intersects above the fixed block 5208, the distance between the moving block 5207 and the wing plate of the i-steel upright 59 gradually decreases until zero in the moving process of the moving block 5207, the moving block 5207 is gradually clamped under the action of friction force, the falling speed of the working platform B51 gradually decreases until stopping, and the safety of the device is improved.

The working principle of the first lifting platform is as follows: when the working platform A4 needs to be moved upwards, the hydraulic ejector rod 1 is controlled to be jacked upwards, when the working platform A4 needs to be moved downwards, the hydraulic ejector rod 1 is controlled to move downwards, the hydraulic ejector rod drives the working platform A4 to move downwards, and the working range of the tunnel face is enlarged; in an initial state, the first inclined wedge surface 2071 is on, the second inclined wedge surface 2072 is under, the wedge-shaped end of the limiting rod a10 is clamped between the teeth of the gear 201 under the action of the elastic member 209, the supporting rod 202 is parallel to the working platform a4, the supporting rod 202 cannot rotate downwards due to the limiting action of the second inclined wedge surface 2072, when a faulty hydraulic ram 1 exists in the first supporting mechanism, the limiting rod a10 is pulled to separate the wedge-shaped end from the teeth of the gear 201, then the limiting rod a10 is rotated, so that the first inclined wedge surface 2071 is under, the second inclined wedge surface 2072 is above, when the supporting rod 202 rotates, the teeth of the gear 201 can push the limiting rod a10 to move away from the gear 201 due to the contact of the first inclined wedge surface 2071 and the tooth edge of the gear 201, when the gear rotates, the supporting rod 202 can rotate until the supporting rod rotates to a specified position, and then the hydraulic ejector rod 1 with a fault can be dismantled, in the dismantling process, the supporting rod 202 can support the working platform A4, the hydraulic ejector rod 1 can be easily dismantled through the second supporting mechanism 2, and meanwhile, when the hydraulic ejector rod 1 is not supported enough, the second supporting mechanism 2 can assist the first supporting mechanism.

The utility model discloses in, walking track 6 is initiative running gear, walking wheel 7 is driven running gear, walking track 6 is compared walking wheel 7 has bigger area of contact with ground for platform truck 9 has better trafficability characteristic, walking wheel 7 turns to in a flexible way, changes platform truck 9 moving direction.

The utility model discloses in still be provided with gag lever post 5210B on work platform A4, gag lever post 5210B with vaulting pole 202 lateral wall butt, through setting up gag lever post 5210B, restriction vaulting pole 202 rotatable angle prevents vaulting pole 202 is rotatory excessively or not rotatory target in place, makes the contained angle of the axial lead horizontal plane of vaulting pole 202 is less than 90 degrees, reduces the supporting effect.

In the present invention, the power mechanism and the safety mechanism 52 are symmetrically disposed on both sides of the trolley 9. The power mechanism and the safety mechanism 52 are symmetrically arranged, so that the moment borne by the working platform B51 is balanced, and the working platform B51 is prevented from deforming due to uneven stress.

Further, the power mechanism comprises a first pulley 54, a second pulley 55, a third pulley 57, a fourth pulley 58, a fifth pulley 56, a steel cable 53 and a hydraulic ejector rod A511, wherein the first pulley 54 and the second pulley 55 are arranged above the fifth pulley 56 and rotatably connected with the trolley 9, the third pulley 57 and the fourth pulley 58 are arranged below the fifth pulley 56 and rotatably connected with the trolley 9, a cylinder body of the hydraulic ejector rod A511 is connected with the trolley 9, an ejector rod of the hydraulic ejector rod A511 is connected with the fifth pulley 56, one end of the steel cable 53 is connected with the working platform B51, and the steel cable 53 is sequentially wound around the outer edges of the first pulley 54, the third pulley 57, the fifth pulley 56, the fourth pulley 58 and the second pulley 55 and then connected with the bottom of the trolley 9.

The cable 53 is divided into six sections by the first pulley 54, the second pulley 55, the third pulley 57, the fourth pulley 58 and the fifth pulley 56, when the working platform B51 needs to be moved, the hydraulic ram a511 is started, when the working platform B51 needs to move upwards, the ram of the hydraulic ram a511 moves upwards, the fifth pulley 56 hinged with the ram of the hydraulic ram a511 rises, the section length of the cable 53 connecting the fifth pulley 56 and the third pulley 57, the fifth pulley 56 and the fourth pulley 58 increases, the length of the connecting working platform B51 and the first pulley 54, the working platform B51 and the second pulley 55 decreases, the working platform B51 rises, when the working platform B51 needs to move downwards, the ram of the hydraulic ram a511 moves downwards, and the fifth pulley 56 hinged with the ram of the hydraulic ram a511 moves downwards, the length of the segment connecting the fifth pulley 56 and the third pulley 57 and the fifth pulley 56 and the fourth pulley 58 by the wire 53 is decreased, and the length connecting the working platform B51 and the first pulley 54 and the working platform B51 and the second pulley 55 is increased, so that the working platform B51 is lowered, and at the same time, the moving distance of the working platform B51 is twice the moving distance of the fifth pulley 56, and the working stroke is increased.

Furthermore, the working platforms A4 and B51 are also provided with drilling components 3, said drilling component 3 comprises a rock drill 303, a scissor lift table 301, a hydraulic ram B302, a link 305, a rock drill carrier 306, a rock drill feed beam 307, the bottom of the scissor lift platform 301 is provided with a plurality of pulleys 304, guide rails matched with the pulleys 304 are arranged on the working platform A4 and the working platform B51, the connecting piece 305 is of an L-shaped structure, the transverse sides of which are pivotally connected to the top of the scissor lift table 301, the vertical sides of which are pivotally connected to the jack-hammer carrier 306, one end of the hydraulic ram B302 is hinged with the rock drill bracket 306, the other end of the hydraulic ram B302 is hinged with the rock drill feed beam 307, the rock drill feed beam 307 is slidably connected to the rock drill carriage 306 and the rock drill 303 is slidably connected to the rock drill feed beam 307.

Through the drive cut formula lifting platform 301 rises, with the rock drill 303 that cuts formula lifting platform 301 and connect rises thereupon, through cut a plurality of pulleys 304 that set up in the formula lifting platform 301 bottom and the guide rail of pulley 304 adaptation for cut formula lifting platform 301 and drive the whole horizontal migration of rock drill 303, increase face working area, connecting piece 305 makes rock drill 303 can transversely and vertical rotation, conveniently changes the angle of rock drill 303 to the face under the effect of hydraulic ram B302 rock drill 303 can increase or reduce its distance apart from the face.

Further, still be provided with work lifting machine 8 on platform truck 9, work lifting machine 8 includes hoist body, mount pad 81, wherein, mount pad 81 includes mainboard 8102, a plurality of curb plate 8101, a plurality of jack catch, curb plate 8101 with mainboard 8102 is articulated, be provided with through-hole 8107 on the curb plate 8101, be provided with a jack catch on any curb plate 8101 at least, the jack catch includes bracing piece 8104, fixation nut 8103, a plurality of dop 8105, dop 8105 is rod-shaped structure, dop 8105 centers on the bracing piece 8104 lateral wall sets up to its one end with bracing piece 8104 is articulated, the plane of rotation of dop 8105 with the top surface of curb plate 8101 is perpendicular, fixation nut 8103 cover is established outside the bracing piece 8104 lateral wall and with bracing piece 8104 passes through threaded connection, bracing piece 8104 passes through-hole 8107 on the curb plate 8101, curb plate 8101 sets up dop 8105, mount pad 8101 sets up, A limiting boss 8106 is further arranged on the supporting rod 8104 between the fixing nuts 8103 and used for limiting the downward rotary motion of the chuck 8105;

the lifting appliance body is connected with the main board 8102 and used for lifting objects.

The utility model discloses in, spacing boss 8106 sets up the below of dop 8105 works as its axle center when dop 8105 is rotatory with during bracing piece 8104's cross section is parallel, dop 8105 with spacing boss 8106 contact makes dop 8105 can't continue the downward rotation. When a lifting appliance body needs to be installed on the trolley 9, the clamp 8105 is rotated to open, the side plate 8101 is rotated to spread the side plate 8101 out, then the support rod 8104 penetrates through a gap between the I-shaped steels 89 of the trolley 9 and the through hole 8107 on the side plate 8101 from bottom to top, the clamp 8105 abuts against the I-shaped steels 89 of the trolley 9, finally the fixing nut 8103 is screwed, the side plate 8101 and the I-shaped steels 89 are clamped tightly by the fixing nut 8103 and the clamp 8105, the installation seat 81 is fixed on the trolley 9, compared with the traditional welding, the installation seat 81 of the lifting appliance can be flexibly adjusted in the installation position of the trolley 9, when the lifting appliance needs to be disassembled, the fixing nut 8103 is screwed off, the support rod 8104 is drawn out of the through hole 8107 of the side plate 8101, the installation seat 81 can be disassembled, the lifting appliance 8 can be conveniently and quickly removed, the side plate 8101 can be folded to cover the surface of the main plate 8102, so that the space required by storage is reduced.

The utility model discloses in, mainboard 8102, curb plate 8101 can be for equidimension square, curb plate 8101 articulates on mainboard 8102's four sides, can adjust open curb plate 8101 quantity according to the installation site area size during the use.

Further, the hanger body comprises a driving motor A83, a vertical column 84, a reduction gearbox 82, a track beam 87, a moving wheel set 810, a winch 85, a hook 86 and a driving motor B, wherein the vertical column 84 is rotatably connected with the main board 8102, the driving motor A83 is connected with an input shaft of the reduction gearbox 82, the vertical column 84 is in transmission connection with an output shaft of the reduction gearbox 82, one end of the track beam 87 is rotatably connected with the vertical column 84, the moving wheel set 810 is in sliding connection with the track beam 87 and moves along the track beam 87, the winch 85 is connected with the moving wheel set 810, a steel cable of the winch 85 is connected with the hook 86, and the driving motor B is connected with a roller 8501 of the moving wheel set 810 and used for driving the moving wheel set 810 to move along the track beam 87.

The power of the driving motor A83 is transmitted to the upright post 84 through the transmission of the reduction gearbox 82 and is used for driving the upright post 84 to rotate, the power is matched with the moving wheel set 810, the lifting hook 86 can be located at any point in the projection range of the track beam 87 on the horizontal plane and taking the joint of the track beam 87 and the upright post 84 as the center of a circle, when an article is hung on the lifting hook 86, the winch 85 is started, the steel cable of the winch 85 is contracted to lift the lifting hook 86, then the driving motor A83 and the driving motor B are started, the position of the lifting hook 86 is adjusted to a designated place, and manual carrying is avoided.

The utility model discloses in, can overlap on the stand 84 and be equipped with the bearing, track roof beam 87 with the connection of the outer lane of bearing, in order to realize track roof beam 87 with stand 84 rotates the purpose of connecting.

Further, ratchet still includes dust-proof chamber 204, dust-proof chamber 204 is the unsealed cavity of one end, dust-proof chamber 204 cover is established outside the gag lever post A10 lateral wall, its axial lead with gag lever post A10's axial lead is parallel, and its opening is directional gear 201, elastic component 209 sets up outside the gag lever post A10 lateral wall between the dust-proof chamber 204 inside wall.

The utility model discloses in, elastic component 209 can be the spring, the spring housing is established outside the gag lever post A10 lateral wall, and set up in the dustproof chamber 204, prevent that the dust from piling up the influence elastic component 209's elasticity can prevent simultaneously that ponding in the tunnel from dripping to it is right on the elastic component 209 causes the corruption.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (6)

1. A multifunctional combined crawler-type lifting operation vehicle is characterized by comprising a first lifting workbench, a second lifting workbench (5), a trolley (9) and a traveling mechanism, wherein the first lifting workbench comprises a working platform A (4), a plurality of first supporting mechanisms and a plurality of second supporting mechanisms (2), the first supporting mechanisms comprise a plurality of hydraulic ejector rods (1), a cylinder body of each hydraulic ejector rod (1) is connected with the trolley (9), and the ejector rods of the hydraulic ejector rods (1) are connected with the working platform A (4); the second supporting mechanism (2) comprises a ratchet mechanism and a supporting rod (202), the ratchet mechanism comprises a limiting rod A (10), an elastic piece (209), a gear (201) and a sliding seat (205), a through hole (8107) is formed in the sliding seat (205), the limiting rod A (10) is in sliding fit with the through hole (8107) in the sliding seat (205), one end of the elastic piece (209) is connected with the working platform A (4), the other end of the elastic piece is connected with the limiting rod A (10), one end of the limiting rod A (10) is clamped between adjacent teeth of the gear (201), the gear (201) is in rotating connection with the working platform A (4), the end of the limiting rod A (10) connected with the gear (201) is a wedge-shaped body (207), the wedge-shaped body (207) comprises a first inclined wedge surface (2071) and a second inclined wedge surface (2072), the first slanting wedge surface (2071) is in contact with the toothed rim of the gear (201), the second slanting wedge surface (2072) is in contact with the toothed surface of the gear (201), and the brace (202) is in contact with the end surface of the gear (201);

the second lifting working table (5) comprises a working platform B (51), a safety mechanism (52) and a power mechanism, the safety mechanism (52) is connected with an I-shaped steel upright post (59) of the trolley (9), the working platform B (51) is connected with the safety mechanism (52), and the power mechanism is connected with the working platform B (51) and used for lifting the working platform B (51);

wherein, the safety mechanism (52) comprises a mounting seat (81), a roller group (5206), a connecting cable (5203) and a safety part, the safety part comprises a plurality of fixed blocks (5208), a plurality of moving blocks (5207), a first elastic part (5204), a second elastic part (5205), a third elastic part (5209), a limiting rod (5210), a piston cavity (5201) and a piston block (5202), the roller group (5206) is rotationally connected with the mounting seat (81), the side wall of the piston cavity (5201) is connected with the mounting seat (81), the piston block (5202) is in sliding fit with the inner side wall of the piston cavity (5201), one end of the first elastic part (5204) is connected with the piston block (5202), the other end of the first elastic part is connected with the mounting seat (81), the fixed block (5208) is connected with the mounting seat (81), one side of the fixed block (5208) is provided with a sliding groove, a sliding block matched with the sliding groove is arranged on the moving block (5207), the sliding block moves along the sliding groove, one end of the second elastic piece (5205) is connected with the moving block (5207), the other end of the second elastic piece is connected with the mounting seat (81), a through hole A and a through hole B are respectively arranged on the moving block (5207) and the fixed block (5208), the limiting rod (5210) is simultaneously arranged in the through hole A and the through hole B, a through hole C is arranged on the side wall of the piston cavity (5201), the end head of one end of the limiting rod (5210) penetrates through the through hole C to be abutted against the piston block (5202), one end of the third elastic piece (5209) is connected with the limiting rod (5210), and the other end of the third elastic piece is connected with the fixed block (5208); the safety piece is arranged in a mirror image mode about a vertical center line of the mounting seat (81), extension lines of center lines of the sliding grooves intersect above the fixing block (5208), and two ends of the connecting cable (5203) penetrate through different side walls of the piston cavity (5201) and are connected with different piston blocks (5202) respectively;

the working platform B (51) is connected with the mounting base (81), the roller group (5206) is in contact connection with a web of an I-shaped steel upright (59) of the trolley (9), the safety mechanisms (52) are symmetrically arranged relative to the I-shaped steel upright (59), and flanges of the I-shaped steel upright (59) are clamped between the moving blocks (5207);

the walking mechanism comprises walking wheels (7) and a walking crawler belt (6), and the walking wheels (7) and the walking crawler belt (6) are arranged at the bottom of the trolley (9).

2. The multifunctional combined crawler-type lifting working vehicle as claimed in claim 1, wherein the power mechanism comprises a first pulley (54), a second pulley (55), a third pulley (57), a fourth pulley (58), a fifth pulley (56), a steel cable (53) and a hydraulic ejector rod A (511), the first pulley (54) and the second pulley (55) are arranged above the fifth pulley (56) and rotatably connected with the trolley (9), the third pulley (57) and the fourth pulley (58) are arranged below the fifth pulley (56) and rotatably connected with the trolley (9), a cylinder body of the hydraulic ejector rod A (511) is connected with the trolley (9), an ejector rod of the hydraulic ejector rod A (511) is connected with the fifth pulley (56), one end of the steel cable (53) is connected with the working platform B (51), and then sequentially wound around the first pulley (54), The outer edges of the third pulley (57), the fifth pulley (56), the fourth pulley (58) and the second pulley (55) are connected with the bottom of the trolley (9).

3. A multifunctional combined crawler-type lifting working vehicle according to claim 1, wherein drilling components (3) are further arranged on the working platform A (4) and the working platform B (51), each drilling component (3) comprises a rock drill (303), a shear type lifting platform (301), a hydraulic ejector rod B (302), a connecting piece (305), a rock drill bracket (306) and a rock drill propelling beam (307), a plurality of pulleys (304) are arranged at the bottom of the shear type lifting platform (301), guide rails matched with the pulleys (304) are arranged on the working platform A (4) and the working platform B (51), each connecting piece (305) is of an L-shaped structure, the transverse edge of each connecting piece is rotatably connected with the top of the shear type lifting platform (301), the vertical edge of each connecting piece is rotatably connected with the rock drill bracket (306), one end of the hydraulic ejector rod B (302) is hinged with the rock drill bracket (306), the other end of the hydraulic ejector rod B (302) is hinged to the rock drill propulsion beam (307), the rock drill propulsion beam (307) is in sliding connection with the rock drill bracket (306), and the rock drill (303) is in sliding connection with the rock drill propulsion beam (307).

4. The multifunctional combined crawler type lifting working vehicle according to claim 1, wherein a working hoist (8) is further arranged on the trolley (9), the working hoist (8) comprises a lifting tool body and a mounting seat (81), wherein the mounting seat (81) comprises a main plate (8102), a plurality of side plates (8101) and a plurality of jaws, the side plates (8101) are hinged to the main plate (8102), a through hole (8107) is formed in each side plate (8101), at least one jaw is arranged on each side plate (8101), each jaw comprises a support rod (8104), a fixing nut (8103) and a plurality of clamping heads (8105), each clamping head (8105) is of a rod-shaped structure, each clamping head (8105) is arranged around the outer side wall of the support rod (8104), one end of each clamping head is hinged to the support rod (8104), and a rotating surface of each clamping head (8105) is perpendicular to the top surface of the side plate (8101), the fixing nut (8103) is sleeved outside the side wall of the supporting rod (8104) and is in threaded connection with the supporting rod (8104), the supporting rod (8104) penetrates through a through hole (8107) in the side plate (8101), the side plate (8101) is arranged between the clamping head (8105) and the fixing nut (8103), and the supporting rod (8104) is further provided with a limiting boss (8106) for limiting the downward rotary motion of the clamping head (8105);

the hanger body is connected with the main board (8102) and used for lifting articles.

5. The multifunctional combined crawler type lifting operation vehicle of claim 1, wherein the hanger body comprises a driving motor A (83), an upright post (84), a reduction gearbox (82), a track beam (87), a moving wheel set (810), a winch (85), a lifting hook (86) and a driving motor B, the upright post (84) is rotatably connected with the main board (8102), the driving motor A (83) is connected with an input shaft of the reduction gearbox (82), the upright post (84) is in transmission connection with an output shaft of the reduction gearbox (82), one end of the track beam (87) is rotatably connected with the upright post (84), the moving wheel set (810) is in sliding connection with the track beam (87) and moves along the track beam (87), the winch (85) is connected with the moving wheel set (810), a steel cable of the winch (85) is connected with the lifting hook (86), the driving motor B is connected with a roller (8501) of the moving wheel set (810) and used for driving the moving wheel set (810) to move along the track beam (87).

6. The multifunctional combined crawler-type lifting working vehicle according to claim 1, wherein the ratchet mechanism further comprises a dust-proof cavity (204), the dust-proof cavity (204) is a cavity with one end being not sealed, the dust-proof cavity (204) is sleeved outside the side wall of the limiting rod A (10), the axis of the dust-proof cavity is parallel to the axis of the limiting rod A (10), the opening of the dust-proof cavity is directed to the gear (201), and the elastic part (209) is arranged outside the side wall of the limiting rod A (10) and between the inner side walls of the dust-proof cavity (204).

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