CN215301724U

CN215301724U - Portable fruit tree clipping machine of plum

Info

Publication number: CN215301724U
Application number: CN202121802164.8U
Authority: CN
Inventors: 王进; 赵小岩; 黄鸿; 罗元佑; 罗琴; 王沛; 林立金; 夏惠; 徐雅欣
Original assignee: Sichuan Agricultural University
Current assignee: Sichuan Agricultural University
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2021-12-28
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a portable fruit tree trimmer for plum, which comprises a pulley outer box, wherein a movable pulley block, a fixed pulley block and a rope are arranged in the pulley outer box; one end of the pulley outer box is connected with a telescopic rod, the other end of the pulley outer box is detachably connected with a fixed box, the outside of the fixed box is connected with a connecting rod in a sliding manner, the inside of the fixed box is connected with a push rod in a sliding manner, a spring is arranged between the inner wall of the fixed box and the push rod, a shifting rod is hinged on the fixed box, one end of the shifting rod is abutted against the end surface of the push rod, a steel wire rope is fixedly connected between the other end of the shifting rod and the movable pulley block, the shifting rod is hinged between the outer side of the fixed box and the connecting rod, and a trimming assembly is fixedly arranged on the abutted end surface of the connecting rod and the push rod; the rotating wheel is inserted in the telescopic rod or the movable pulley block. Not only can save labor during trimming, but also is convenient to disassemble and assemble, and improves the portability of the device.

Description

Portable fruit tree clipping machine of plum

Technical Field

The utility model relates to the technical field of pruning devices, in particular to a portable fruit tree trimmer for plums.

Background

The common fruit trees, namely cherry plum, have the height of 8 meters, purple and gray dry bark and light reddish brown small branches, and are smooth and hairless. The plum tree has strong tree vigor and large tree shape, and under the condition of natural growth, the number of main branches is large, so that a natural open heart shape is generally adopted in the shaping. The height of the tree is 2-3 m, and the number of main branches is 3-4. Plum tree is at the growth in-process, need prune the branch and leaf, and current trimming means is hard when having the pruning, leads to artifical intensity of labour big to trimming means's pruning altitude is fixed, can't adjust, is not portable moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable fruit tree trimmer for plums, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a portable fruit tree trimmer for plum, which comprises a pulley outer box, wherein a movable pulley block, a fixed pulley block and a rope are arranged in the pulley outer box, one end of the rope is fixedly connected with the movable pulley block, and the other end of the rope is alternately wound on the fixed pulley block and the movable pulley block and then is fixedly connected with a rotating wheel; one end of the pulley outer box is connected with a telescopic rod, the other end of the pulley outer box is detachably connected with a fixed box, the outside of the fixed box is connected with a connecting rod in a sliding manner, the inside of the fixed box is connected with a push rod in a sliding manner, a spring is arranged between the inner wall of the fixed box and the push rod, the fixed box is hinged with a deflector rod, one end of the deflector rod is abutted against the end surface of the push rod, a steel wire rope is fixedly connected between the other end of the deflector rod and the movable pulley block, the deflector rod is hinged with a connecting rod between the outer side of the fixed box and the connecting rod, and a trimming assembly is fixedly arranged on the abutted end surface of the connecting rod and the push rod; the rotating wheel is inserted in the telescopic rod or the movable pulley block; a connecting hole is formed in the wheel shaft of the large pulley of the movable pulley, the connecting hole is matched with the wheel shaft of the rotating wheel, and the wheel shaft of the rotating wheel is provided with a bulge which plays a role in limiting when rotating; the rope between the two movable pulleys and the two fixed pulleys is wound by the driven pulleys for 5 times, so that the labor-saving effect can be greatly improved when the trunk is cut; and each mechanism can be detached and connected, so that the portability of the device can be effectively improved.

Preferably, prune the subassembly and include fixed connection at the round hook of connecting rod tip and the fixed cutter that sets up at the push rod tip, the round hook with the cutter corresponds and sets up and looks adaptation, the cutter is semi-circular, and similar hook is used in the cooperation of round hook and dead lever, and cutter and round sword class do benefit to the scissors, and when cuting, the cutter and the round hook that promote through loose pulley assembly and lever can be cut the branch very effectively.

Preferably, a sliding groove is formed in the pulley outer box and is located on one side of the movable pulley block, the movable pulley block is connected with the sliding groove in a sliding mode, and the fixed pulley block is fixedly connected with the interior of the pulley outer box; the sliding groove can provide a limiting effect for the movement of the movable pulley block, the sliding groove can ensure that the movable pulley block can only move horizontally, dislocation between the movable pulley block and the fixed pulley block is prevented, the phenomenon that the rope is not easy to pull or break is avoided, and the practicability of the device is improved.

Preferably, the movable pulley block comprises two movable pulleys, and the fixed pulley block is provided with two fixed pulleys; the movable pulley block is arranged at one side close to the fixed box; the design of two movable pulleys and two fixed pulleys through changing the wire winding mode, can be effectively with the laborsaving effect of improvement, improve the practicality of device.

Preferably, the through hole has been seted up on the fixed case, the driving lever runs through the through hole, fixed case is provided with the fixed axle, the driving lever with the fixed axle rotates to be connected, and movable pulley group connects wire rope, and then stimulates the driving lever, through movable pulley's removal, stimulates the driving lever, realizes laborsaving shearing, has improved the practicality and the travelling comfort of device.

Preferably, one side of the interior of the pulley outer box, which is close to the telescopic rod, is provided with a storage groove, and the storage groove is used for storing the telescopic rod; the outside of pulley outer container is provided with bracing piece and bottom suspension vaulting pole, and upper and lower bracing piece is small-size fixed pulley and supports, provides support and guide effect for the diversion of rope, can straighten the rope effectively, improves the practicality of work efficiency and device.

Preferably, the telescopic link is multistage telescopic link, the telescopic link is inside to be hollow structure, the unthreaded hole has been seted up on one section body of rod that the telescopic link is close to the handle, the fixed connecting axle that is provided with of runner, the runner is pegged graft in the unthreaded hole or the runner is pegged graft in movable pulley's connecting hole department, the shape and the unthreaded hole of connecting hole are unanimous, and the unthreaded hole is for having bellied round hole, prevents that the runner from skidding when rotating, just can produce the working distance of overlength because laborsaving through loose pulley assembly, and the rope can be spur effectively in the design of runner, improves work efficiency, and the shaft and the connecting hole looks adaptation of runner not only are convenient for the dismouting of runner, can avoid the runner idle running moreover, improve work efficiency.

The utility model discloses the following technical effects:

(1) the fixed pulley block and the movable pulley block are matched with each other for transmission, so that the required force during trimming can be greatly reduced, and the labor intensity of workers is reduced.

(2) The handle, the pulley outer box and the trimming component can be detachably connected, so that the structure of the trimmer can be changed according to actual conditions, the practicability of the device is improved, the trimmer is easy to split, and the portability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic structural view of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram illustrating a second aspect of the present invention;

FIG. 3 is a schematic view of the structure of the pulley outer case of the present invention;

wherein: 1. a connecting rod; 101. a round hook; 2. a cutter; 3. a push rod; 4. a fixed box; 5. a deflector rod; 6. a rope; 7. a spring; 8. a movable pulley block; 9. a fixed pulley block; 10. a chute; 11. a receiving groove; 12. an upper support rod; 13. a telescopic rod; 14. a rotating wheel; 15. a handle; 16. a rotating shaft; 17. a handle; 18. a lower support bar; 19. connecting holes; 20. a pulley outer box; 21. a wire rope; 22. a limiting groove; 23. a connecting rod; 24. a slideway; 25. a through hole; 26. and (4) a light hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-3, the utility model provides a portable plum fruit tree trimmer, which comprises a pulley outer box 20, wherein a movable pulley block 8, a fixed pulley block 9 and a rope 6 are arranged inside the pulley outer box 20, one end of the rope 6 is fixedly connected with the movable pulley block 8, and the other end of the rope 6 is alternately wound on the fixed pulley block 9 and the movable pulley block 8 and then is fixedly connected with a rotating wheel 14; one end of the pulley outer box 20 is connected with a telescopic rod 13, the telescopic rod 13 is a multi-stage telescopic rod, the inside of the telescopic rod 13 is of a hollow structure, a section of rod body of the telescopic rod 13, which is close to the handle 17, is provided with a light hole 26, the other end of the pulley outer box 20 is detachably connected with a fixed box 4, the fixed box 4 is provided with a through hole 25, a deflector rod 5 penetrates through the through hole 25, the outside of the fixed box 4 is slidably connected with a connecting rod 1, the upper part of the fixed box is provided with a slide way 24, the slide way 24 is used for assisting the sliding of the connecting rod 1, the slide way 24 is matched with the fixed box 4 and the connecting rod 1, the inside of the fixed box 4 is slidably connected with a push rod 3, the push rod 3 is slidably connected with a limit groove 22 inside the fixed box 4, a spring 7 is arranged between the inner wall of the fixed box 4 and the push rod 3, the deflector rod 5 is hinged with the deflector rod 5, one end of the deflector rod 5 is abutted against the end surface of the push rod 3, a steel wire rope 21 is fixedly connected between the other end of the deflector rod 5 and the movable pulley block 8, the movable pulley block 8 is connected with the steel wire rope 21, so that the deflector rod 5 is pulled, and the deflector rod 5 is pulled through the movement of the movable pulley, so that labor-saving shearing is realized, and the practicability and the comfort of the device are improved; a connecting rod 23 is hinged between the outer side of the fixed box 4 and the connecting rod 1 of the deflector rod 5, and a trimming component is fixedly arranged on the butt joint end surface of the connecting rod 1 and the push rod 3; the rotating wheel 14 is inserted in the telescopic rod 13 or the movable pulley block 8, the rotating wheel 14 is fixedly provided with a connecting shaft 16, the rotating wheel 14 is inserted in the unthreaded hole 26 or the rotating wheel 14 is inserted in a connecting hole 19 of the movable pulley, and the shape of the connecting hole 19 is consistent with that of the unthreaded hole 26; the wheel shaft of the rotating wheel 14 is matched with the connecting hole 19, so that the rotating wheel 14 is convenient to disassemble and assemble, the rotating wheel 14 can be prevented from idling, and the working efficiency is improved; the pulley assembly can effectively save labor, and through the design of the two groups of movable pulleys and the two groups of movable pulleys, the rope 6 is firstly wound by the driven pulleys, so that 5 times of shearing force can be reduced, and the part of the deflector rod 5 is connected by using a lever principle, so that the shearing force can be further reduced, and the maximum labor-saving effect is provided for operators; the movable pulley component and the fixed pulley component are made of plastic materials, so that the weight of the movable pulley component and the fixed pulley component can be effectively reduced; moreover, the device is still through the modular design, it all is independent subassembly to prune subassembly and pulley outer container 20 and handle 17, the three can screw the principle that the bottleneck was screwed at the connection site, not only each part of being convenient for carries out the dismouting according to the needs of oneself reality, and be convenient for switch over the device at laborsaving stock pruning state first form moreover, laborsaving short rod state second form and ordinary state third form at will between, not only the usage is extensive, and its portable helps improving the portability of device moreover.

Pruning subassembly includes the round hook 101 of fixed connection at 1 tip of connecting rod and the fixed cutter 2 that sets up at 3 tip of push rod, round hook 101 and cutter 2 correspond and set up and looks adaptation, cutter 2 is semi-circular, and similar hook is used in the cooperation of round hook 101 and dead lever, and cutter 2 and round sword class do benefit to the scissors, when cuting, can cut the branch and trunk very effectively through pulley assembly and lever promotion's cutter 2 and round hook 101. The semicircular cutter 2 is designed according to the basic appearance of the trunk of the plum tree, the practicability of the device can be effectively improved, when the taller branches are trimmed, the circular hook 101 can be firstly hung on the branches, and the gravity burden caused by a longer trimmer is reduced.

A chute 10 is formed in the pulley outer box 20, the chute 10 is located on one side of the movable pulley block 8, the movable pulley block 8 is in sliding connection with the chute 10, the fixed pulley block 9 is fixedly connected with the interior of the pulley outer box 20, the chute 10 can provide a limiting effect for the movement of the movable pulley block 8, the chute 10 can ensure that the movable pulley block 8 moves horizontally, the movable pulley block 8 and the fixed pulley block 9 are prevented from being dislocated, the rope 6 is not easy to pull or break, and the practicability of the device is improved; the movable pulley block 8 comprises two movable pulleys which are connected through a fixed plate in a shaft mode, similarly, two fixed pulleys are connected through a fixed plate in a shaft mode, the fixed plate of each fixed pulley is fixedly connected with the inner wall of the pulley outer box 20, and the fixed pulley block 9 is provided with two fixed pulleys; the movable pulley block 8 is arranged on one side close to the fixed box 4, and the design of the two movable pulleys and the two fixed pulleys can effectively improve the labor-saving effect and the practicability of the device by changing the winding mode.

One side of the interior of the pulley outer box 20, which is close to the telescopic rod 13, is provided with a containing groove 11; the outside of pulley outer container 20 is provided with bracing piece 12 and lower support bar 18, because laborsaving through loose pulley assembly, just can produce the working distance of overlength, and rope 6 can be spur effectively in runner 14's design, improves work efficiency, and upper and lower bracing piece 18 is small-size fixed pulley and supports, for the diversion of rope 6 provides support and guide effect, can straighten rope 6 effectively, improves the practicality of work efficiency and device.

The working process is as follows: when relatively thin and close branches are trimmed, the pulley outer box 20 and the rotating wheel 14 can be detached, the steel wire rope 21 on the shifting rod 5 is taken down, the handle 17 is directly connected with one end of the fixed box 4 to form a small trimmer, when the trimmer is used, one hand holds the handle 17 to lift the trimmer, and the other hand presses the shifting rod 5 to trim the branches; when the deflector rod 5 is pressed, the push rod 3 pushes the cutter 2 to horizontally move towards the direction of the circular hook 101 to cut the branches, and when the cutting is finished, the cutter is reset through the spring 7 to prepare for next trimming; when the trimmer is medium, the rotating wheel 14 is in shaft connection with the movable pulley, the rope 6 is connected with the rotating wheel 14 through the upper fixing seat and the lower fixing seat, when the trimmer is used for trimming, one hand holds the handle 17, the other hand rotates the rotating wheel 14, the movable pulley block 8 and the rotating wheel 14 can move towards the handle 17 along the sliding groove 10, and at the moment, the pulley assembly can play a great role in saving labor; when branches at high positions need to be trimmed, the telescopic rod 13 needs to be pulled out, the rotating wheel 14 is connected to a section of telescopic rod 13 close to the handle 17 in a shaft connection mode, the rope 6 only passes through the upper supporting rod, when the branches need to be trimmed are trimmed, the circular hook 101 is firstly hung on the branches needing to be trimmed so as to reduce pressure caused by the longer telescopic rod 13, and then the handle 17 is rotated; after the trimming operation is completed, the handle 17, the pulley outer box 20 and the trimming component are detached.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a portable fruit tree clipping machine of plum which characterized in that: the pulley box comprises a pulley outer box (20), wherein a movable pulley block (8), a fixed pulley block (9) and a rope (6) are arranged inside the pulley outer box (20), one end of the rope (6) is fixedly connected with the movable pulley block (8), and the other end of the rope (6) is alternately wound on the fixed pulley block (9) and the movable pulley block (8) and then is fixedly connected with a rotating wheel (14); one end of the pulley outer box (20) is connected with a telescopic rod (13), the other end of the pulley outer box (20) is detachably connected with a fixed box (4), the outside of the fixed box (4) is connected with a connecting rod (1) in a sliding manner, a push rod (3) is connected in the fixed box (4) in a sliding manner, a spring (7) is arranged between the inner wall of the fixed box (4) and the push rod (3), a shifting rod (5) is hinged on the fixed box (4), one end of the shifting rod (5) is abutted to the end face of the push rod (3), a steel wire rope (21) is fixedly connected between the other end of the shifting rod (5) and the movable pulley block (8), a connecting rod (23) is hinged between the outer side of the fixed box (4) and the connecting rod (1), and a trimming assembly is fixedly arranged on the end face of the connecting rod (1) and the push rod (3) in an abutting manner; the rotating wheel (14) is inserted in the telescopic rod (13) or the movable pulley block (8).

2. The portable fruit tree trimmer of claim 1, wherein: the trimming assembly comprises a round hook (101) fixedly connected to the end of the connecting rod (1) and a cutter (2) fixedly arranged at the end of the push rod (3), the round hook (101) and the cutter (2) are correspondingly arranged and matched, and the cutter (2) is semicircular.

3. The portable fruit tree trimmer of claim 1, wherein: the pulley box is characterized in that a sliding groove (10) is formed in the pulley outer box (20), the sliding groove (10) is located on one side of the movable pulley block (8), the movable pulley block (8) is in sliding connection with the sliding groove (10), and the fixed pulley block (9) is fixedly connected with the interior of the pulley outer box (20).

4. The portable fruit tree trimmer of claim 1, wherein: the movable pulley block (8) comprises two movable pulleys, and the fixed pulley block (9) is provided with two fixed pulleys; the movable pulley block (8) is arranged at one side close to the fixed box (4).

5. The portable fruit tree trimmer of claim 1, wherein: the fixed box (4) is provided with a through hole (25), the shifting rod (5) penetrates through the through hole (25), the fixed box (4) is provided with a fixed shaft, and the shifting rod (5) is rotatably connected with the fixed shaft.

6. The portable fruit tree trimmer of claim 1, wherein: one side of the interior of the pulley outer box (20), which is close to the telescopic rod (13), is provided with a containing groove (11); an upper supporting rod (12) and a lower supporting rod (18) are arranged on the outer side of the pulley outer box (20).

7. The portable fruit tree trimmer of claim 1, wherein: the telescopic rod (13) is a multi-stage telescopic rod, the inside of the telescopic rod (13) is of a hollow structure, a section of rod body, close to the handle (17), of the telescopic rod (13) is provided with a unthreaded hole (26), the rotating wheel (14) is fixedly provided with a connecting shaft (16), the rotating wheel (14) is inserted into the unthreaded hole (26) or the rotating wheel (14) is inserted into a connecting hole (19) of the movable pulley, and the shape of the connecting hole (19) is consistent with that of the unthreaded hole (26).