CN219803094U

CN219803094U - Urban greening trimming equipment

Info

Publication number: CN219803094U
Application number: CN202321116730.9U
Authority: CN
Inventors: 王江桥
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-10-10
Anticipated expiration: 2033-05-10

Abstract

The utility model relates to the technical field of greening pruning equipment, in particular to urban greening pruning equipment, which comprises a movable lifting platform, a multi-freedom telescopic mechanical arm, a chain saw and a hydraulic system, wherein the movable lifting platform can walk and lift; the multi-freedom telescopic mechanical arm can be rotatably arranged on the movable lifting platform; the chain saw can be detachably arranged on the working end of the multi-freedom telescopic mechanical arm; the hydraulic system is installed on the movable lifting platform and can provide power for the movable lifting platform, the multi-freedom telescopic mechanical arm and the chain saw. This urban afforestation trimming equipment adopts hydraulic pressure to go up and down flexible and drive chain saw rotation, simplifies structure and control system.

Description

Urban greening trimming equipment

Technical Field

The utility model relates to the technical field of greening pruning equipment, in particular to urban greening pruning equipment.

Background

With the development of urban land, people have higher requirements on living environment, and urban greening is the key point of urban development at present. The urban road and the district greening are important greening components of urban greening, along with the growth of perennial woody greening plants, the greening vegetation grows relatively high, disordered growth can occur at the same time, and if the disordered growth branches are not removed in time, potential safety hazards exist besides the road blocking. Aiming at the situation, the operation is generally carried out through a high branch saw at present, and the operation difficulty of a single person is high and the danger is high. However, this method can only be used for removing relatively short and thin branches, and for growing relatively tall and strong branches, it is common at present to cut by a plurality of branch pruning workers by holding a cutting tool by means of a movable lifting tool. The trimming modes are mainly manual cutting by holding a cutting tool, the labor intensity is high in the whole cutting process, and the danger coefficient is high.

For the above-mentioned circumstances, the patent of publication number CN216452055U discloses a but clamping tree barrier cleaning device based on mechanism lift platform contracts, but this clamping tree barrier cleaning device contracts mechanism lift platform based on, and is nimble portable, and the lift is stable, and area is little, can remote control, can clear up the tree barrier in a flexible way between the eminence branch and avoid the tree barrier after the clearance to transmission line. However, in the technical scheme, the mechanical arm with multiple degrees of freedom and the electric saw are driven electrically, the hydraulic cylinder is driven hydraulically, the driving system of the whole structure of the tree obstacle clamping and cleaning device is relatively complex, and a power supply system and a hydraulic system are required to be simultaneously provided, so that the tree obstacle clamping and cleaning device is required to be provided with a large-capacity storage battery or a fuel oil generator, and if not, the tree obstacle clamping and cleaning device can not normally realize remote or long-distance operation on the basis of no power supply or external power. Meanwhile, because the power supply system, the hydraulic system and the power system are arranged at the same time, the whole clamping tree obstacle cleaning device is relatively complex in structure and control, so that the risk of accidents in the later period is increased, the maintenance difficulty is increased, and the use cost is increased.

Disclosure of Invention

In order to overcome one of the defects in the prior art, the utility model aims to provide the urban greening trimming equipment which adopts hydraulic pressure to lift and stretch and drive a chain saw to rotate, so that the structure and the control system are simplified.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

the urban greening pruning equipment comprises a movable lifting platform, a multi-freedom telescopic mechanical arm, a chain saw and a hydraulic system, wherein the movable lifting platform can walk and lift; the multi-freedom telescopic mechanical arm can be rotatably arranged on the movable lifting platform; the chain saw can be detachably arranged on the working end of the multi-freedom telescopic mechanical arm; the hydraulic system is installed on the movable lifting platform and can provide power for the movable lifting platform, the multi-freedom telescopic mechanical arm and the chain saw.

Further, the multi-freedom telescopic mechanical arm comprises a main telescopic arm, a secondary telescopic arm and a mounting base, wherein the main telescopic arm can be rotatably mounted on the movable lifting platform, one end of the secondary telescopic arm is hinged to the telescopic end of the main telescopic arm, and the swing angle of the secondary telescopic arm and the main telescopic arm can be relatively locked; the mounting base is rotatably mounted on the other end of the secondary telescopic arm along the telescopic direction of the secondary telescopic arm; the chain saw can be detachably mounted on the mounting base, and the hydraulic system provides hydraulic power for rotation of the main telescopic arm, the secondary telescopic arm and the mounting base.

Further, the upper end of the main telescopic arm is hinged with an L-shaped hinge, one end corresponding to the secondary telescopic arm is installed on the L-shaped hinge, the main telescopic arm is hinged with an angle adjusting hydraulic cylinder, the other end of the angle adjusting hydraulic cylinder is hinged with the secondary telescopic arm or one end of the L-shaped hinge outwards, and the angle adjusting hydraulic cylinder is connected with the output end of the hydraulic system.

Further, the lower extreme of main flexible arm is provided with the mounting flange, the mounting flange can rotationally install on the removal lift platform, the outer lane of mounting flange is provided with outer ring gear, be provided with hydraulic drive motor on the removal lift platform, hydraulic drive motor through the gear with outer ring gear meshing, hydraulic drive motor with hydraulic system's output is connected.

Further, a hydraulic rotating motor for driving the mounting base to rotate is arranged at the telescopic end of the secondary telescopic arm, and the hydraulic rotating motor is connected with the output end of the hydraulic system.

Further, an installation position is arranged on one outward end of the installation base, and the chain saw can be detachably installed on the installation position.

Further, an operation box pump is arranged on the movable lifting platform or the main telescopic arm, the operation box pump is connected with the output end of the hydraulic system, and the operation box pump is used for controlling the actions of the main telescopic arm, the secondary telescopic arm and the mounting base.

Further, the movable lifting platform comprises a movable frame and a scissor lifting platform arranged on the movable frame, a driving hydraulic cylinder for driving the scissor lifting platform to expand or contract is arranged on the movable frame, and the driving hydraulic cylinder is communicated with a hydraulic system; the multi-freedom telescopic mechanical arm can be rotatably arranged on the scissor lifting platform; the hydraulic system is arranged on the movable frame, and a power system is arranged on the movable frame and provides power for the hydraulic system.

Further, a plurality of foldable supporting feet are arranged on the circumference of the movable frame.

Further, the movable lifting platform comprises a forklift body and a mounting platform, a fork head capable of lifting is arranged on the forklift body, the mounting platform is mounted on the fork head, the multi-freedom telescopic mechanical arm is rotatably mounted on the mounting platform, the hydraulic system is mounted on the forklift body, and the forklift body provides power for the hydraulic system.

Compared with the prior art, the utility model has the beneficial effects that:

the movable lifting platform in the urban greening pruning device can walk and lift, so that the design is convenient for workers to move and lift, and is suitable for pruning trees with different distances and different heights; meanwhile, the multi-freedom telescopic mechanical arm is designed on the movable lifting platform, the chain saw is fixed by the multi-freedom telescopic mechanical arm, the manual handheld chain saw can be effectively replaced by the design for operation, and the safety and reliability of operation are improved. In addition, the hydraulic system is utilized to simultaneously provide power for the multi-freedom telescopic mechanical arm of the movable lifting platform and the chain saw, so that the control system is greatly simplified, meanwhile, the hydraulic system adopts hydraulic power to maintain the capability of providing strong cutting force for the chain saw, and the situation that the chain saw is blocked by trees due to insufficient power when cutting a trunk with a large diameter is avoided.

The utility model is described in further detail below with reference to the drawings and the detailed description.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a top view of the mobile lift platform in an embodiment of the utility model after deployment;

FIG. 3 is a schematic view of a free telescopic mechanical arm according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of another embodiment of the present utility model.

Reference numerals illustrate:

the hydraulic lifting device comprises a movable lifting platform 10, a movable frame 11, a scissor lifting platform 12, a driving hydraulic cylinder 13, supporting feet 14, a forklift body 15, a mounting platform 16, a fork head 17, a multi-freedom telescopic mechanical arm 20, a main telescopic arm 21, a secondary telescopic arm 22, a mounting base 23, an L-shaped hinge joint 24, an angle adjusting hydraulic cylinder 25, a mounting flange 26, an outer gear ring 27, a hydraulic driving motor 28, a hydraulic rotating motor 29, a chain saw 30, a hydraulic system 40 and an operation box pump 41.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 4, an urban afforestation pruning device comprises a mobile lifting platform 10, a multi-freedom telescopic mechanical arm 20, a chain saw 30 and a hydraulic system 40, wherein the mobile lifting platform 10 can walk and lift; the multi-freedom telescopic mechanical arm 20 is rotatably installed on the movable lifting platform 10; the chain saw 30 is detachably mounted on the working end of the multi-free telescopic mechanical arm 20; a hydraulic system 40 is mounted on the mobile lift platform 10, the hydraulic system 40 being capable of powering the mobile lift platform 10, the multiple free telescoping robotic arm 20, and the chain saw 30. The chain saw 30 is a hydraulic chain saw, and an internal hydraulic motor is driven by hydraulic pressure to rotate so as to drive the staggered L-shaped blades thereon to transversely move. The multi-freedom telescopic mechanical arm 20 can be a conventional multi-freedom mechanical arm, so that the cutting of the branches with different growth directions and shapes can be effectively realized.

In the present utility model, the hydraulic system 40 may be a conventional hydraulic system, wherein the hydraulic system 40 includes a conventional hydraulic tank, a hydraulic pump, and a matched pipeline and a valve body, and the present utility model is not described in detail herein. In addition, the hydraulic system 40 provides hydraulic power to the mobile lift platform 10, the multiple free telescoping arm 20, and the chain saw 30 described above via separate lines, respectively.

The movable lifting platform 10 in the urban greening pruning device can walk and lift, so that the design is convenient for workers to move and lift, and the movable lifting platform is suitable for pruning trees with different distances and different heights; meanwhile, the multi-freedom-degree telescopic mechanical arm 20 is designed on the movable lifting platform 10, and the chain saw 30 is fixed by utilizing the multi-freedom-degree telescopic mechanical arm 20, so that the design can effectively replace manual operation of the chain saw 30, and the safety and reliability of operation are improved. In addition, the hydraulic system 40 is utilized to simultaneously provide power for the mechanical arm 20 and the chain saw 30 which are freely telescopic for the movable lifting platform 10, so that the control system is greatly simplified, meanwhile, the hydraulic system 40 adopts hydraulic power, so that strong cutting force can be provided for the chain saw 30, and the situation that the chain saw 30 is blocked by trees due to insufficient power when cutting a trunk with a large diameter is avoided.

Referring to fig. 1 to 3, for convenience of explanation, the mobile lift platform 10 may be a conventional integrated lift car or may be retrofitted to an existing car. In one embodiment of the present utility model, the movable lifting platform 10 includes a movable frame 11 and a scissor lift 12 disposed on the movable frame 11, a driving hydraulic cylinder 13 for driving the scissor lift 12 to expand or contract is disposed on the movable frame 11, and the driving hydraulic cylinder 13 is in communication with a hydraulic system 40; the multi-freedom telescopic mechanical arm 20 is rotatably arranged on the scissor lift table 12; the hydraulic system 40 is mounted on the mobile carriage 11. Wherein, the movable frame 11 can be a conventional unpowered tractor which is connected with the existing vehicle through a traction hook; of course, the mobile carriage 11 may also be a conventional free-wheeling platform, which is used according to the actual use requirements. While the scissor lift 12 is a conventional lift platform, the principles of the utility model are not described in detail herein. More specifically, the drive cylinder 13 is in communication with a line of the hydraulic system 40. In order to enable the hydraulic system 40 to move, in one embodiment of the present utility model, the moving frame 11 is provided with a power system, which provides power for the hydraulic system 40, wherein the power system is a conventional electric motor or a fuel engine, and in fact, the power system can be used as a self-walking power source of the moving frame 11 and can also provide power for the hydraulic system 40.

With further reference to fig. 1 and 2, since the conventional moving frame 11 is supported by a plurality of wheels, the center of gravity of the moving frame 11 is easily unstable during operation, and for this purpose, in one embodiment, a plurality of foldable supporting legs 14 are disposed on the circumference of the moving frame 11, wherein the supporting legs 14 can use conventional hydraulic telescopic legs, so that the supporting height of the moving frame can be conveniently adjusted, and the supporting legs 14 need to be communicated with the hydraulic system 40 through pipelines. In order to control the extension and retraction of the support legs 14, a control valve body is required to be arranged on the pipeline, which is also a conventional technical means, and the present utility model is not described in detail herein. Of course in a simple embodiment, considering that the whole trimming device is not heavy, the support feet 14 are provided with screws, the balance of the whole moving carriage 11 is adjusted by manually turning the screws.

Referring further to fig. 4, since a forklift is generally configured to carry branches with a large size during the pruning process of urban afforestation, in order to comprehensively utilize the forklift, in an improved embodiment of the present utility model, the movable lifting platform 10 includes a forklift body 15 and a mounting platform 16, a fork 17 capable of lifting is disposed on the forklift body 15, the mounting platform 16 is mounted on the fork 17, the multiple freely telescopic mechanical arm 20 is rotatably mounted on the mounting platform 16, the hydraulic system 40 is mounted on the forklift body 15, and the forklift body 15 provides power for the hydraulic system 40. The forklift body 15 integrates a frame and power capable of walking, and at this time, the power source problem of the hydraulic system 40 can be effectively solved by only improving the lower forklift body 15, namely, connecting the hydraulic pump in the hydraulic system 40 through a connecting piece at the output end of the fuel engine of the lower forklift body. Meanwhile, the hydraulic tank in the hydraulic system 40 and the hydraulic oil in the hydraulic system can also be used as the counterweight of the forklift body 15, so that the running stability of the forklift body 15 is improved. To facilitate disassembly, the lines in hydraulic system 40 should be provided with quick release connectors to facilitate connection to the various working components. More specifically, in order to facilitate the disassembly and assembly of other components, two jacks are provided at the bottom of the mounting platform 16, and two prongs 17 are generally configured, so that the two prongs 17 are respectively inserted into the corresponding jacks, and the design facilitates the rapid disassembly when the forklift body 15 is required to be used in the later stage.

Referring further to fig. 1 to 4, in order to facilitate operation, in one embodiment of the present utility model, the multi-free telescopic mechanical arm 20 includes a main telescopic arm 21, a sub telescopic arm 22, and a mounting base 23, the main telescopic arm 21 is rotatably mounted on the mobile lift platform 10, one end of the sub telescopic arm 22 is hinged to a telescopic end of the main telescopic arm 21, and a swing angle of the sub telescopic arm 22 and the main telescopic arm 21 can be relatively locked; the mounting base 23 is rotatably mounted on the other end of the secondary telescopic arm 22 along the telescopic direction of the secondary telescopic arm 22; the chain saw 30 is detachably mounted on the mounting base 23, and the hydraulic system 40 provides hydraulic power for rotation of the primary and secondary telescopic arms 21, 22 and the mounting base 23. The telescopic function of the main telescopic arm 21 and the secondary telescopic arm 22 can be designed by adopting a conventional crane telescopic arm, but in the embodiment, the main telescopic arm 21 and the secondary telescopic arm 22 comprise a base barrel and a telescopic barrel, one end of the telescopic barrel is inserted in the base barrel, a hydraulic cylinder is hinged on the outer wall of the base barrel, and the telescopic end of the hydraulic cylinder is hinged with the end head of the outer end of the telescopic barrel, so that the telescopic operation can be driven by the hydraulic cylinder.

In the above embodiment, the angle lock between the main telescopic arm 21 and the sub telescopic arm 22 may be adjusted by a conventional adjusting screw or may be adjusted by a hydraulic cylinder. More specifically, the upper end of the main telescopic arm 21 is hinged with an L-shaped hinge joint 24, one end corresponding to the secondary telescopic arm 22 is mounted on the L-shaped hinge joint 24, the main telescopic arm 21 is hinged with an angle adjusting hydraulic cylinder 25, the other end of the angle adjusting hydraulic cylinder 25 is hinged with one end of the secondary telescopic arm 22 or the L-shaped hinge joint 24 outwards, and the angle adjusting hydraulic cylinder 25 is connected with the output end of the hydraulic system 40. The design is mainly used for facilitating the storage of the secondary telescopic arm 22 in the later stage, so that the secondary telescopic arm 22 can be close to the main telescopic arm 21 in the storage state, and the carrying in the later stage is facilitated.

Referring to fig. 3, in order to facilitate the rotation of the main telescopic arm 21 relative to the movable lifting platform 10, a mounting flange 26 is provided at the lower end of the main telescopic arm 21, the mounting flange 26 is rotatably mounted on the movable lifting platform 10, an outer ring of the mounting flange 26 is provided with an outer gear ring 27, a hydraulic driving motor 28 is provided on the movable lifting platform 10, the hydraulic driving motor 28 is meshed with the outer gear ring 27 through a gear, and the hydraulic driving motor 28 is connected with an output end of the hydraulic system 40 through a hydraulic pipeline. In practice, the movable lifting platform 10 is provided with a rotating shaft, on which the inner wall of the mounting flange 26 is mounted by means of bearings.

With further reference to fig. 3 and 4, to facilitate the cutting of branches of different growth directions by the chainsaw 30, in one embodiment, the telescopic end of the secondary telescopic arm 22 is provided with a hydraulic rotation motor 29 for driving the rotation of the mounting base 23, and the hydraulic rotation motor 29 is connected to an output end of the hydraulic system 40. The hydraulic rotation motor 29 can drive the mounting base 23 and the chain saw 30 mounted on the mounting base 23 to rotate, so that a worker can conveniently adjust the saw face of the chain saw 30.

Further, in a modification of the above embodiment, a mounting position is provided on an outward end of the mounting base 23, and the chain saw 30 is detachably mounted on the mounting position. Wherein the chain saw 30 can be fixed to the mounting base 23 by screws.

Referring to fig. 3, for convenience in control, the movable lifting platform 10 or the main telescopic arm 21 is provided with an operation box pump 41, the operation box pump 41 is connected to the output end of the hydraulic system 40, and the operation box pump 41 is used for controlling the actions of the main telescopic arm 21, the sub telescopic arm 22 and the mounting base 23. The present utility model is preferably mounted on the main telescopic arm 21 at the operation box pump 41, which can facilitate the disassembly of parts at a later stage to some extent.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The utility model provides a city afforestation trimming equipment which characterized in that includes

A movable lifting platform capable of walking and lifting;

the multi-freedom telescopic mechanical arm can be rotatably installed on the movable lifting platform;

a chain saw detachably mounted on a working end of the multi-freedom telescopic mechanical arm;

the hydraulic system is arranged on the movable lifting platform and can provide power for the movable lifting platform, the multi-freedom telescopic mechanical arm and the chain saw.

2. An urban afforestation pruning device according to claim 1, characterized in that: the multi-freedom telescopic mechanical arm comprises a main telescopic arm, a secondary telescopic arm and a mounting base, wherein the main telescopic arm can be rotatably mounted on the movable lifting platform, one end of the secondary telescopic arm is hinged to the telescopic end of the main telescopic arm, and the swing angle of the secondary telescopic arm and the main telescopic arm can be relatively locked; the mounting base is rotatably mounted on the other end of the secondary telescopic arm along the telescopic direction of the secondary telescopic arm; the chain saw can be detachably mounted on the mounting base, and the hydraulic system provides hydraulic power for rotation of the main telescopic arm, the secondary telescopic arm and the mounting base.

3. An urban afforestation pruning device according to claim 2, characterized in that: the upper end of the main telescopic boom is hinged with an L-shaped hinge joint, one end corresponding to the secondary telescopic boom is installed on the L-shaped hinge joint, the main telescopic boom is hinged with an angle adjusting hydraulic cylinder, the other end of the angle adjusting hydraulic cylinder is hinged with the secondary telescopic boom or one end of the L-shaped hinge joint, which is outwards, of the main telescopic boom, and the angle adjusting hydraulic cylinder is connected with the output end of the hydraulic system.

4. An urban afforestation pruning device according to claim 2, characterized in that: the lower extreme of main flexible arm is provided with the mounting flange, the mounting flange can install rotationally on the removal lift platform, the outer lane of mounting flange is provided with outer ring gear, be provided with hydraulic drive motor on the removal lift platform, hydraulic drive motor through the gear with outer ring gear meshing, hydraulic drive motor with hydraulic system's output is connected.

5. An urban afforestation pruning device according to claim 2, characterized in that: the telescopic end of the secondary telescopic arm is provided with a hydraulic rotating motor for driving the mounting base to rotate, and the hydraulic rotating motor is connected with the output end of the hydraulic system.

6. An urban afforestation pruning device according to claim 2, characterized in that: the mounting base is provided with a mounting position on one end outwards, and the chain saw can be detachably mounted on the mounting position.

7. An urban afforestation pruning device according to any one of claims 1-6, wherein: the movable lifting platform or the main telescopic arm is provided with an operation box pump, the operation box pump is connected with the output end of the hydraulic system, and the operation box pump is used for controlling the actions of the main telescopic arm, the secondary telescopic arm and the mounting base.

8. An urban afforestation pruning device according to any one of claims 1-6, wherein: the movable lifting platform comprises a movable frame and a scissor lifting platform arranged on the movable frame, wherein a driving hydraulic cylinder for driving the scissor lifting platform to expand or contract is arranged on the movable frame, and the driving hydraulic cylinder is communicated with a hydraulic system; the multi-freedom telescopic mechanical arm can be rotatably arranged on the scissor lifting platform; the hydraulic system is arranged on the movable frame, and a power system is arranged on the movable frame and provides power for the hydraulic system.

9. The urban afforestation pruning device of claim 8, wherein: a plurality of foldable supporting feet are arranged on the circumference of the movable frame.

10. An urban afforestation pruning device according to any one of claims 1-6, wherein: the movable lifting platform comprises a forklift body and a mounting platform, wherein fork heads capable of lifting are arranged on the forklift body, the mounting platform is mounted on the fork heads, the multi-freedom telescopic mechanical arm is rotatably mounted on the mounting platform, the hydraulic system is mounted on the forklift body, and the forklift body provides power for the hydraulic system.