CN107572429A - Full ground crawler-type multifunctional crane - Google Patents

Abstract

An all-terrain crawler multifunctional crane belongs to the field of cranes. Including the crawler chassis and the lifting mechanical arm set on the crawler chassis, the manipulator operating room, the tower lifting mechanism, the tower lifting operating room, the lifting platform, the rotary lifting chassis, the tower lifting mechanism includes the tower boom group; the tower boom group includes multiple A lifting group, the lifting group includes a driving arm, a lifting slide rail, a lifting claw and a connecting rod mechanism; the top of the lifting platform is provided with a platen, and the platen is provided with a circular groove, and the rotating lifting chassis is embedded in the circular groove. The iron tower boom group is arranged on the rotating lifting chassis. When erecting overhead transmission lines and construction of power distribution facilities, the all-terrain crawler-type multifunctional crane adopts crawler type walking, which can be suitable for all terrains. The lifting mechanical arm can be used for hoisting objects, and the iron tower lifting mechanism can lift the installed overhead The transmission line tower is hoisted to the designated position, the installation speed of the overhead transmission line is improved, and the labor intensity is reduced.

Description

All Terrain Crawler Multipurpose Crane

technical field

The invention relates to the field of cranes, in particular to an all-terrain crawler-type multifunctional crane.

Background technique

At present, when erecting overhead transmission lines and construction of power distribution facilities, equipment such as hoisting, power generation, and equipment transportation are required, and emergency rescue work for construction of power transmission and distribution facilities is also required.

Contents of the invention

The object of the present invention is to provide an all-terrain crawler-type multifunctional crane, so as to increase the installation speed of overhead power transmission lines and reduce labor intensity.

The present invention is achieved like this:

All-terrain crawler-type multi-function crane, all-terrain crawler-type multi-function crane includes a crawler chassis and a lifting robot arm set on the crawler chassis, a robot arm operating room, a tower lifting mechanism, a tower lifting operating room, a lifting platform, and a rotating lifting chassis, The tower lifting mechanism includes the tower boom group;

The tower boom group includes a plurality of lifting groups, and the lifting group includes a driving boom, a lifting slide rail, a lifting claw and a linkage mechanism; one end of the driving boom is movable on the crawler chassis, and the other end of the driving boom is provided with a lifting slide rail. The lifting claw is slidably arranged on the lifting slide rail, and the linkage mechanism links the lifting claw to move back and forth along the lifting slide rail;

The top of the lifting platform is provided with a platen, the platen is provided with a circular groove, the rotating lifting chassis is embedded in the circular groove, and the iron tower boom group is set in the rotating lifting chassis; the edge of the circular groove is arranged at intervals along the circumferential direction. A plurality of first limiting slots open on one side close to the rotating lifting chassis, each first limiting groove is hinged with a limiting block on the side away from the rotating lifting chassis; the edge of the rotating lifting chassis is arranged at intervals along the circumferential direction A plurality of second limiting slots, each second limiting slot can be rotated to correspond to one first limiting slot, and the limiting block can be clamped between the first limiting slot and the second limiting slot.

The manipulator operating room controls the lifting manipulator to lift heavy objects. The tower hoisting operation room controls the tower hoisting mechanism to hoist the transmission line tower to the designated position after construction and installation in a dedicated work site, which improves the installation speed of overhead transmission lines and reduces labor intensity.

Drive the boom to drive the lifting slide rail to move to the vicinity of the iron tower, use the lifting claw to buckle the iron tower, and the linkage mechanism drives the lifting claw to move up and down, driving the iron tower to move up and down, and realize the transfer of the overhead transmission line iron tower.

The lifting table can further raise the height of the iron tower held by the lifting claws to assist in lifting. The rotating lifting chassis can drive the tower boom to move to different positions, which is convenient for lifting towers in different positions.

In actual operation, the rotating lifting chassis is rotated, and the rotating lifting chassis drives the tower boom group to rotate to the designated position, and lifts the tower at that position. Use the lifting claws to buckle the iron tower located there, and then use the link mechanism to drive the lifting claws to move upward along the lifting slide rail, and drive the iron tower to move, so as to move the installed iron tower to the designated position.

Optionally, the lifting claw includes a lifting slider and a lifting clamping arm arranged on the lifting slider, and the lifting slider is slidably arranged on the lifting slide rail; The clamping part is a "U"-shaped piece, and the openings of the two clamping parts are arranged opposite to each other.

Optionally, the lifting slider is provided with a drive rod, and the two ends of the drive rod are respectively provided with a positive thread segment and a reverse thread segment, one clamping part is threaded with the positive thread segment, and the other clamping part is threaded with the reverse thread segment .

Optionally, the lifting slider is provided with a guide slideway, and telescopic hydraulic rods are respectively provided at both ends of the guide slideway. The driving end of the telescopic hydraulic rod is connected with a clamping part.

Optionally, multiple lifting clamping arms are provided, and the multiple lifting clamping arms are slidably arranged on the lifting slider at intervals.

Optionally, a plurality of drive screws arranged side by side along the length direction of the lifting slide rail are arranged side by side, and the axis line of each drive screw rod is parallel to the limited direction of the lifting slide rail; the two sides of the lifting slide rail are respectively provided with limited The two sides of each lifting slider are respectively provided with limiting blocks capable of slidingly embedded in the limiting track, and each lifting slider is also provided with a driving part, which is threadedly connected with the driving screw.

Optionally, there are three hoisting groups, two of which are opposite to each other and are clamping hoisting groups, and the remaining hoisting group is a balance hoisting group and is located on one side of the two clamping hoisting groups; The lifting slide rail of the lifting group and the lifting slide rail of the balancing hanging group form a "U"-shaped clamping space.

Optionally, a driving hydraulic rod is provided between one end of the driving boom arranged on the crawler chassis and the crawler chassis; an angle driving mechanism is arranged at one end of the driving boom provided on the lifting slide rail, and the lifting slide rail is arranged on the angle driving mechanism; The angle drive mechanism drives the lifting slide rail parallel to the corresponding side of the clamped transmission line iron tower.

Optionally, the angle drive mechanism includes an angle drive shaft and a mount arranged on the angle drive shaft, the angle drive shaft is rotatably disposed on the end of the driving boom, the mount is fixed on the angle drive shaft, and the lifting slide rail is disposed on the mount.

Optionally, the crawler chassis is also provided with a shelf and a toolbox.

Beneficial effects of the present invention: when erecting overhead power transmission lines and construction of power distribution facilities, the all-terrain crawler-type multifunctional crane adopts crawler-type walking, which can be suitable for all-terrain, the lifting mechanical arm can be used for hoisting of objects, and the iron tower lifting mechanism can Hoist the iron tower of the installed overhead transmission line to the designated position, improve the installation speed of the overhead transmission line, and reduce labor intensity.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is the overall structure schematic diagram of the all-terrain crawler type multifunctional crane that the embodiment of the present invention provides;

Fig. 2 is a schematic diagram of the assembly structure of the rotary lifting disc and the table provided by the embodiment of the present invention;

Fig. 3 is a structural schematic view of the first viewing angle of the clamping suspension set provided by the embodiment of the present invention;

Fig. 4 is a structural schematic diagram of the second structure of the lifting claw provided by the embodiment of the present invention;

Fig. 5 is a structural schematic diagram of a second viewing angle of the clamping suspension set provided by the embodiment of the present invention;

Fig. 6 is a structural schematic view of the first viewing angle of the balance hanging group provided by the embodiment of the present invention;

Fig. 7 is a structural schematic diagram of a second viewing angle of the balance hanging set provided by the embodiment of the present invention.

Icons: 100-crawler chassis; 200-lifting mechanical arm; 300-operating room of mechanical arm; 410-pylon arm group; 411-lifting group; 412-clamping crane group; 413-balance crane group; 420-drive crane Arm; 421-driving hydraulic rod; 430-lifting slide rail; 431-driving screw; 440-lifting claw; 441-lifting slider; 442-lifting clamping arm; Positive thread section; 452-reverse thread section; 460-guide slide; 461-telescopic hydraulic rod; 470-link mechanism; 480-angle drive mechanism; 481-angle drive shaft; 482-mounting parts; Room; 600-lift platform; 601-platform; 602-circular groove; 603-first limit groove; 604-limit block; 610-rotary lifting chassis; 611-second limit groove; 700-shelf ;800 - Toolbox.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the terms "first", "second" and so on are only used for distinguishing descriptions, and should not be understood as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise specified and limited, the terms "setting" and "connection" should be understood in a broad sense. For example, "connection" can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Embodiment 1, with reference to Fig. 1 to Fig. 7.

As shown in Figure 1, the all-terrain crawler multifunctional crane provided in this embodiment includes a crawler chassis 100 and a lifting robot arm 200 arranged on the crawler chassis 100, a mechanical arm operating room 300, and an iron tower. Lifting mechanism, tower lifting operation room 500, lifting platform 600, rotating lifting chassis 610, and the tower lifting mechanism includes tower boom group 410;

The iron tower boom group 410 includes a plurality of lifting groups 411, and the lifting group 411 includes a driving boom 420, a lifting slide rail 430, a lifting claw 440 and a link mechanism 470; one end of the driving boom 420 is movably arranged on the crawler chassis 100, and the driving crane The other end of the arm 420 is provided with a lifting slide rail 430, the lifting claw 440 is slidably arranged on the lifting slide rail 430, and the linkage mechanism 470 links the lifting claw 440 to move back and forth along the lifting slide rail 430;

In an embodiment of the present invention, as shown in FIG. 1 , the crawler chassis 100 is further provided with a storage rack 700 and a tool box 800 .

The rack 700 provided on the crawler chassis 100 can be used for loading mechanisms for installing overhead power transmission lines, and the tool box 800 can be used for loading various installation and maintenance tools for installing overhead power transmission lines. Complete the transportation of various institutions. Different devices can also be provided on the crawler chassis 100 according to actual needs, such as various power generating mechanisms, welding structures and the like.

In one embodiment of the present invention, as shown in Figure 1, three hoisting groups 411 are provided, wherein two hoisting groups 411 are arranged oppositely and are respectively clamping hoisting groups 412, as shown in Figures 6 and 7, the remaining one hoisting Group 411 is the balanced hanging group 413 and is located on one side of the two clamping hanging groups 412; the lifting slide rails 430 of the two clamping hanging groups 412 and the lifting slide rails 430 of the balancing hanging group 413 form a "U"-shaped clamping space.

There are three lifting groups 411, two clamping groups 412 are located on both sides of the iron tower, and the balance hanging group 413 is located on the side of the iron tower close to the crawler chassis 100, so that the iron tower is limited in the "U"-shaped clamping space, and then use Lift the clamping arm to clamp the iron tower to complete the lifting. There are three hoisting groups 411, which can ensure the stability of hoisting and the necessary hoisting strength.

As shown in Figure 2, the top of the lifting table 600 is provided with a platform 601, the platform 601 is provided with a circular groove 602, the rotating lifting chassis 610 is rotatably embedded in the circular groove 602, and the iron tower boom group 410 is arranged on the rotating lifting chassis 610; the edge of the circular groove 602 is provided with a plurality of first limiting grooves 603 open to one side close to the rotating lifting chassis 610 at intervals along the circumferential direction, and each first limiting groove 603 is far away from the rotating lifting chassis 610 A limiting block 604 is hinged on one side; a plurality of second limiting grooves 611 are arranged at intervals along the circumferential direction on the edge of the rotating lifting chassis 610, and each second limiting groove 611 can be rotated to correspond to a first limiting groove 603 , the limiting block 604 can be clamped between the first limiting groove 603 and the second limiting groove 611 .

The manipulator operating room 300 controls the lifting manipulator 200 to lift heavy objects. The tower hoisting operation room 500 controls the tower hoisting mechanism to hoist the transmission line tower to the designated position after construction and installation in a dedicated work site, which improves the installation speed of overhead transmission lines and reduces labor intensity.

Drive the boom 420 to drive the lifting slide rail 430 to move to the vicinity of the iron tower, use the lifting claw 440 to buckle the iron tower, and the linkage mechanism 470 drives the lifting claw 440 to move up and down, driving the iron tower to move up and down, and realize the transfer of the overhead transmission line iron tower.

The lifting platform 600 can further raise the height of the iron tower held by the lifting claw 440 to assist in lifting. The rotating lifting chassis 610 can drive the iron tower boom to move to different positions, so as to facilitate the lifting of iron towers at different positions.

During actual operation, the rotating lifting chassis 610 is rotated, and the rotating lifting chassis 610 drives the iron tower boom group 410 to rotate to a designated position, so as to lift the iron tower at this position. Use the lifting claw 440 to buckle the iron tower located there, and then use the link mechanism 470 to drive the lifting claw 440 to move upward along the lifting slide rail 430 to drive the iron tower to move, thereby moving the installed iron tower to a designated position.

In one embodiment of the present invention, as shown in Figure 3, the lifting claw 440 includes a lifting slider 441 and a lifting clamping arm 442 arranged on the lifting slider 441, and the lifting slider 441 is slidably arranged on the lifting slide rail 430; The arm 442 includes two clamping parts 443 arranged on the lifting slider 441 and capable of approaching and moving away from each other. The clamping parts 443 are "U" shaped pieces, and the openings of the two clamping parts 443 are oppositely arranged.

The two clamping parts 443 are close to each other to clamp the part of the iron tower, and the two clamping parts 443 are far away from each other to loosen the part of the iron tower. The link mechanism 470 drives the lifting slider 441 to move upwards along the lifting slide rail 430, and the lifting slider 441 drives the clamping arm to move upwards, thereby driving the iron tower to move.

The clamping part 443 adopts a "U" shape to clamp the iron tower more firmly and stably.

In one embodiment of the present invention, as shown in Figure 3, the lifting slider 441 is provided with a driving rod 450, and the two ends of the driving rod 450 are respectively provided with a positive thread section 451 and a reverse thread section 452, and a clamping part 443 is connected to the positive thread The section 451 is threaded, and the other clamping portion 443 is threaded with the reverse threaded section 452 .

During the process of forward and reverse rotation of the driving rod 450 , the two clamping parts 443 are driven to move away from each other and to approach each other. The two clamping parts 443 can move synchronously to achieve a more stable clamping of the iron tower.

In one embodiment of the present invention, as shown in Figure 4, the lifting slider 441 is provided with a guide slideway 460, and the two ends of the guide slideway 460 are respectively provided with telescopic hydraulic rods 461, and the two telescopic hydraulic rods 461 are arranged oppositely. The clamping parts 443 are slidably embedded in the guide slideway 460 side by side, and the driving end of each telescopic hydraulic rod 461 is connected with one clamping part 443 .

The telescopic hydraulic rod 461 drives the two clamping parts 443 to approach and move away from each other, the hydraulic rod can ensure the clamping force of the two clamping parts 443, and can clamp the iron tower more firmly.

In one embodiment of the present invention, as shown in FIG. 5 , multiple lifting clamping arms 442 are provided, and the multiple lifting clamping arms 442 are slidably arranged on the lifting slider 441 at intervals.

The iron tower is built by many steel parts, and a plurality of lifting clamping arms 442 are set, and each lifting clamping arm 442 can clamp the steel parts of one of the parts of the iron tower, and clamp multiple steel parts, on the one hand improve Clamping stiffness and stability, on the other hand, can reduce the rigidity requirements for lifting the clamping arm 442 and reduce material requirements.

In one embodiment of the present invention, as shown in FIG. 3 , the width direction of the lifting slide rail 430 is arranged side by side with a plurality of driving screws 431 arranged along its length direction, and the axis line of each driving screw rod 431 is parallel to the lifting slide rail 430 limited direction; the two sides of the lifting slide rail 430 are respectively provided with limit rails, and the two sides of each lifting slider 441 are respectively provided with a limit block 604 that can be slidably embedded in the limit track, and each lifting slider 441 also A driving part is provided, and the driving part is threadedly connected with the driving screw rod 431 .

Each driving screw 431 drives a lifting slider 441 to move along a defined direction of the lifting slide rail 430 . Since the distance between the steel parts between two adjacent parts of the iron tower is irregularly distributed, the distance between the multiple lifting clamping arms 442 should be adjustable. In this embodiment, the rotation of the driving screw 431 is used to drive the lifting slider 441 to slide along the limiting track. Driving different driving screw rods 431 to rotate can drive different lifting sliders 441 to move to different positions to clamp the iron tower.

In one embodiment of the present invention, as shown in FIG. 5 , a driving hydraulic rod 421 is arranged between one end of the driving boom 420 disposed on the crawler chassis 100 and the crawler chassis 100 ; An angle driving mechanism 480 is provided, and the lifting slide rail 430 is arranged on the angle driving mechanism 480; the angle driving mechanism 480 drives the lifting slide rail 430 to be parallel to the corresponding side of the clamped transmission line iron tower.

The driving hydraulic rod 421 stretches to realize the angle adjustment between the driving boom 420 and the crawler chassis 100 , and the height adjustment of the driving boom 420 away from the crawler chassis 100 is realized by adjusting the angle between the driving boom 420 and the crawler chassis 100 .

Since the four sides of the iron tower are not vertically arranged, they are generally arranged obliquely, and the area of the horizontal street gradually decreases from bottom to top as a whole. "The angle driving mechanism 480 drives the lifting slide rail 430 to be parallel to the side corresponding to the clamped transmission line iron tower", for example, the angle driving mechanism 480 drives the lifting slide rail 430 of the two clamping suspension groups 412 on the side of the driving boom 420 Swing away from and close to the driving boom 420 within the range, the angle driving mechanism 480 drives the lifting slide rail 430 of the balance hanging group 413 to swing along the extension direction of the driving boom 420 to realize angle adjustment.

In one embodiment of the present invention, as shown in Figure 5, the angle drive mechanism 480 includes an angle drive shaft 481 and a mounting part 482 arranged on the angle drive shaft 481, and the angle drive shaft 481 is rotatably arranged on the end of the drive boom 420, installed The component 482 is fixed on the angle drive shaft 481 , and the lifting slide rail 430 is arranged on the mounting component 482 .

The angle driving shaft 481 rotates a specified angle to drive the mounting part 482 to rotate a specified angle, and the lifting slide rail 430 disposed on the mounting part 482 rotates the same angle. The structure for driving the angular drive shaft 481 to rotate can adopt electric power, hydraulic pressure or air pressure.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a kind of full ground crawler-type multifunctional crane, it is characterised in that the full ground crawler-type multifunctional crane includes carrying out With chassis and the hoisting machinery arm, robotic arm manipulation room, steel tower derricking gear, the steel tower lifting operation that are arranged at the crawler body Room, lifting platform, rotation and lifting chassis, the steel tower derricking gear include steel tower boom arm sections；

The steel tower boom arm sections include multiple lifting groups, and the lifting group includes driving arm, lifting slide rail, lifting pawl and connecting rod Mechanism；One end of the driving arm is movably set in the crawler body, and the other end of the driving arm sets described rise Slide rail is hung, the lifting pawl is slideably positioned in the lifting slide rail, and pawl is lifted by crane described in the link mechanism interlocking along described Slide rail is hung to move back and forth back and forth；

Platen is provided with the top of the lifting platform, the platen is provided with circular trough, and the rotation and lifting chassis rotates and is embedded In the circular trough, the steel tower boom arm sections are arranged at the rotation and lifting chassis；The edge of the circular trough circumferentially direction The side for being arranged at intervals with multiple close rotation and lifting chassis opens the first stopper slot set, and each described first is spacing The side on the remote rotation and lifting chassis of groove is hinged with limited block；The edge on the rotation and lifting chassis is circumferentially between direction Every being provided with multiple second stopper slots, each second stopper slot can turn to corresponding with first stopper slot, The limited block can be connected between first stopper slot and second stopper slot.

2. full ground crawler-type multifunctional crane according to claim 1, it is characterised in that the lifting pawl includes lifting Sliding block and the lifting clamping limb for being arranged at the lifting sliding block, the lifting sliding block are slideably positioned in the lifting slide rail；It is described Lifting clamping limb includes two clamping parts for being arranged at the lifting sliding block and can be close to each other and remote, and the clamping part is " u "-shaped part, the opening of two clamping parts are oppositely arranged.

3. full ground crawler-type multifunctional crane according to claim 2, it is characterised in that the lifting sliding block is provided with Drive rod, the both ends of the drive rod are respectively arranged with plus thread section and left-hand thread section, a clamping part and the positive spiral shell Line section is threadedly coupled, and another described clamping part is threadedly coupled with the left-hand thread section.

4. full ground crawler-type multifunctional crane according to claim 2, it is characterised in that the lifting sliding block is provided with Guide slide, the both ends of the guide slide are respectively arranged with telescopic hydraulic bar, and two telescopic hydraulic bars are oppositely arranged, and two The individual clamping part slides side by side is embedded at the guide slide, the drive end and a folder of each telescopic hydraulic bar Hold portion's connection.

5. full ground crawler-type multifunctional crane according to claim 2, it is characterised in that the lifting clamping limb is set Multiple, multiple lifting clamping limb interval slidings are arranged at the lifting sliding block.

6. full ground crawler-type multifunctional crane according to claim 5, it is characterised in that the width of the lifting slide rail The more drive screws set along its length are arranged side by side in direction, and the axis parallel of the every drive screw is in institute State the restriction direction of lifting slide rail；The both sides of the lifting slide rail are respectively arranged with limit track, each lifting sliding block Both sides, which are respectively arranged with, can slide the limited block for being embedded at the limit track, and each lifting sliding block is additionally provided with driving Part, the actuator are threadedly coupled with the drive screw.

7. full ground crawler-type multifunctional crane as claimed in any of claims 1 to 6, it is characterised in that described Lifting group sets three, and lifting group described in two of which is oppositely arranged and respectively clamping hanging group, a remaining lifting Group is for balance crane group and positioned at the side of two clamping hanging groups；The lifting slide rail of two clamping hanging groups and the balance The lifting slide rail for hanging group forms a " u "-shaped grasping part.

8. full ground crawler-type multifunctional crane according to claim 7, it is characterised in that the setting of the driving arm Driving hydraulic stem is provided between one end of the crawler body and the crawler body；Described in the setting of the driving arm One end of lifting slide rail is provided with angled drive mechanisms, and the lifting slide rail is arranged at the angled drive mechanisms；The angle The drive mechanism driving lifting slide rail is parallel to side corresponding to clamped iron tower of power transmission line.

9. full ground crawler-type multifunctional crane according to claim 8, it is characterised in that the angled drive mechanisms bag Include angle drive shaft and be arranged at the installed part of the angle drive shaft, the angle drive shaft turns are arranged at the driving and hung The end of arm, the installed part are fixed on the angle drive shaft, and the lifting slide rail is arranged at the installed part.

10. full ground crawler-type multifunctional crane according to claim 1, it is characterised in that the crawler body is also set It is equipped with rack and tool box.