Branch and leaf trimmer convenient to adjust

Abstract

The utility model discloses a branch and leaf trimmer convenient to adjust, which comprises a base, a shell is fixedly mounted at the bottom of the base and close to the left side of the base, a hydraulic rod is fixedly mounted on the right side of the shell, the left end of the hydraulic rod penetrates into the shell and is fixedly connected with a toothed plate, the rear side of the toothed plate is movably meshed with a toothed ring, and the toothed ring is fixedly connected with the hydraulic rod. A rotating column is fixedly mounted on the inner side of the gear ring, the top end of the rotating column penetrates through the base to be fixedly connected with a box body, a second motor is arranged on the left side of the box body, a rotating shaft is fixedly mounted at the output end of the second motor, a cylinder is fixedly connected to the other end of the rotating shaft, and a connecting rod is arranged in the cylinder; and the other end of the connecting rod is fixedly connected with a cutting knife. Through the cooperation of the structures, the cutter can rotate on the horizontal plane, so that the trimming range of the trimmer is further widened, the situation that the overall position of the trimmer is frequently adjusted is avoided, and the use flexibility of the trimmer is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of forestry branch and leaf pruning, in particular to a conveniently adjustable branch and leaf pruning machine. Background Art

[0002] Forestry refers to the production sector that protects the ecological environment and maintains ecological balance, cultivates and protects forests to obtain timber and other forest products, and utilizes the natural characteristics of forests to play a protective role. It is one of the important components of the national economy. Through advanced science and technology and management methods, it cultivates, protects, and utilizes forest resources, gives full play to the multiple benefits of forests, and can sustainably manage forest resources and promote the coordinated development of population, economy, society, environment and resources. It is a basic industry and social welfare undertaking. In order to promote the healthy growth of trees, forestry maintenance personnel are required to frequently prune the branches and leaves of trees. The existing publication number CN221010967U discloses a conveniently adjustable branch and leaf trimmer, which is installed with a rotatable and adjustable control column and used in conjunction with an electric push rod. The control column is adjusted by lifting the handle and the control block. After adjusting the angle, an electric push rod is used to push the connecting column to increase the height of the cutting device, thereby enabling it to trim plants of different heights, and the tail end of the motor box is inserted into the interior of the connecting column to rotate on the inner wall of the connecting column, so that it can adjust the angle of the cutting blade for pruning according to the style of pruning plants. However, the branch and leaf trimmer cannot rotate the cutting knife on a horizontal plane, so that the staff needs to move the trimmer as a whole to obtain a larger trimming range, which greatly reduces the flexibility and convenience of using the trimmer and brings certain adverse effects to actual use, so it needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to provide a branch and leaf trimmer that is easy to adjust. The rotating device provided therewith realizes the rotation of the cutting knife on the horizontal plane, thereby further increasing the trimming range of the trimmer, avoiding frequent adjustment of the overall position of the trimmer, and further increasing the flexibility of the trimmer, bringing certain favorable effects on actual use, and solving the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a conveniently adjustable branch and leaf trimmer, comprising a base, a shell is fixedly installed at the bottom of the base and near the left side thereof, a hydraulic rod is fixedly installed at the right side of the shell, the left end of the hydraulic rod passes through the interior of the shell and is fixedly connected to a toothed plate, a toothed ring is movably engaged at the rear side of the toothed plate, a rotating column is fixedly installed on the inner side of the toothed ring, and the rotating column is rotatably connected to the bottom of the inner wall of the shell through a bearing, the top end of the rotating column passes through the base and is fixedly connected to a box, a first motor is fixedly installed on the top of the box, and the output end of the first motor is fixedly installed A threaded rod is installed, the bottom end of the threaded rod is rotatably connected to the inner wall of the box through a bearing, the external thread of the threaded rod is connected to a threaded block, the left side of the threaded block passes through the box and is fixedly connected to a support plate, the right side of the support plate is fixedly installed with a second motor, the output end of the second motor is fixedly installed with a rotating shaft, the other end of the rotating shaft passes through the supporting plate and is fixedly connected to a cylinder, an electric telescopic rod is fixedly installed on the right side of the inner wall of the cylinder, a moving plate is fixedly installed on the left end of the electric telescopic rod, a connecting rod is fixedly installed on the left side of the moving plate, and the other end of the connecting rod passes through the cylinder and is fixedly connected to a cutting knife.

[0005] Preferably, a sliding block is fixedly installed on the right side of the threaded block, a sliding groove is fixedly installed on the right side of the inner wall of the box body, and the sliding block is slidably connected and adapted to the sliding groove.

[0006] Preferably, a rotating sleeve is rotatably connected to the outside of the cylinder near its right end, an L-shaped support rod is fixedly installed on the bottom of the rotating sleeve, and the other end of the L-shaped support rod is fixedly connected to the support plate.

[0007] Preferably, a sliding sleeve is connected through the inner side of the movable plate and close to the upper and lower sides thereof, a sliding rod is slidably connected inside the sliding sleeve, and two ends of the sliding rod are fixedly connected to the inner walls of the cylinder.

[0008] Preferably, moving wheels are fixedly mounted on the four corners of the bottom of the base, and a handle is fixedly mounted on the right side of the top of the base.

[0009] Preferably, a counterweight frame is fixedly installed on the top of the base and close to the right side thereof, and a plurality of counterweight plates are arranged inside the counterweight frame.

[0010] Preferably, a tool frame is fixedly mounted on the front side of the counterweight frame, and a cover plate is movably connected to the top of the tool frame via a hinge.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the hydraulic rod 3 can drive the tooth plate 4 to move when it is started, the tooth plate 4 can drive the tooth ring 5 to rotate, the tooth ring 5 can drive the rotating column to rotate, the rotating column can drive the box to rotate, the box can drive the cylinder, the connecting rod and the cutting knife to rotate on the horizontal plane, thereby further improving the pruning range of the pruning machine, avoiding frequent adjustment of the position of the entire pruning machine, and thus improving the flexibility of the use of the pruning machine. The first motor 8 can drive the threaded rod to rotate when it is started, the threaded rod can drive the threaded block to rise and fall, the threaded block can drive the cylinder, the connecting rod and the cutting knife to rise and fall, thereby realizing the adjustment of the height of the cutting knife, so that branches and leaves of different heights can be pruned, thereby improving the applicability of the pruning machine. The second motor 12 can drive the rotating shaft to rotate when it is started, the rotating shaft can drive the cylinder to rotate, the cylinder can drive the connecting rod and the cutting knife to rotate, thereby realizing the cutting of branches and leaves in different growth directions, thereby improving the convenience of pruning branches and leaves. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the internal structure of the shell of the utility model;

[0015] Figure 4 This is a schematic diagram of the internal structure of the box of the utility model;

[0016] Figure 5 It is a schematic diagram of the internal structure of the cylinder of the utility model.

[0017] In the figure: 1. base; 2. shell; 3. hydraulic rod; 4. tooth plate; 5. gear ring; 6. rotating column; 7. box; 8. first motor; 9. threaded rod; 10. threaded block; 11. support plate; 12. second motor; 13. cylinder; 14. electric telescopic rod; 15. moving plate; 16. connecting rod; 17. cutting knife; 18. slider; 19. slide groove; 20. rotating sleeve; 21. sliding sleeve; 22. sliding rod; 23. moving wheel; 24. handle; 25. counterweight frame; 26. tool frame. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example 1, please refer to Figures 1 to 5 The utility model provides a technical solution: a conveniently adjustable branch and leaf trimmer, comprising a base 1, a shell 2 is fixedly installed at the bottom and near the left side of the base 1, a hydraulic rod 3 is fixedly installed on the right side of the shell 2, the left end of the hydraulic rod 3 passes through the interior of the shell 2 and is fixedly connected with a toothed plate 4, a toothed ring 5 is movably engaged with the rear side of the toothed plate 4, a rotating column 6 is fixedly installed on the inner side of the toothed ring 5, and the rotating column 6 is rotatably connected to the bottom of the inner wall of the shell 2 through a bearing, the top of the rotating column 6 passes through the base 1 and is fixedly connected with a box 7, a first motor 8 is fixedly installed on the top of the box 7, a threaded rod 9 is fixedly installed on the output end of the first motor 8, and the threaded rod 9 The bottom end is rotatably connected to the inner wall of the box body 7 through a bearing, the external thread of the threaded rod 9 is connected to a threaded block 10, the left side of the threaded block 10 passes through the box body 7 and is fixedly connected to a support plate 11, the right side of the support plate 11 is fixedly installed with a second motor 12, the output end of the second motor 12 is fixedly installed with a rotating shaft, the other end of the rotating shaft passes through the support plate 11 and is fixedly connected to a cylinder 13, an electric telescopic rod 14 is fixedly installed on the right side of the inner wall of the cylinder 13, a moving plate 15 is fixedly installed on the left end of the electric telescopic rod 14, a connecting rod 16 is fixedly installed on the left side of the moving plate 15, and the other end of the connecting rod 16 passes through the cylinder 13 and is fixedly connected to a cutting knife 17.

[0020] Furthermore, a slider 18 is fixedly installed on the right side of the threaded block 10, and a slide groove 19 is fixedly installed on the right side of the inner wall of the box body 7. The slider 18 and the slide groove 19 are slidably connected and adapted. Under the sliding action of the slider 18 and the slide groove 19, the threaded block 10 can be stably lifted and lowered.

[0021] Furthermore, a rotating sleeve 20 is rotatably connected to the outside of the cylinder 13 and close to its right end, and an L-shaped support rod is fixedly installed on the bottom of the rotating sleeve 20, and the other end of the L-shaped support rod is fixedly connected to the support plate 11. Through the setting of the rotating sleeve 20, the cylinder 13 can rotate stably, and the L-shaped support rod can support the cylinder 13, thereby improving the supporting effect of the cylinder 13 on the cutting knife 17.

[0022] Furthermore, a sliding sleeve 21 is connected to the inner side of the movable plate 15 and near its upper and lower sides, and a sliding rod 22 is slidably connected inside the sliding sleeve 21. The two ends of the sliding rod 22 are fixedly connected to the inner wall of the cylinder 13. Through the arrangement of the sliding sleeve 21 and the sliding rod 22, the movable plate 15 can stably drive the connecting rod 16 and the cutting knife 17 to move.

[0023] Example 2, please refer to Figures 1 to 5 The difference between this embodiment and embodiment 1 is that: moving wheels 23 are fixedly installed at the four corners of the bottom of the base 1, and a handle 24 is fixedly installed on the top right side of the base 1. The staff can push the trimmer through the moving wheels 23 and the handle 24. A counterweight frame 25 is fixedly installed on the top of the base 1 and close to its right side. A plurality of counterweight plates are arranged inside the counterweight frame 25. The counterweight frame 25 and the counterweight plates can balance the weight of the trimmer, thereby preventing the trimmer from tipping over during use. A tool frame 26 is fixedly installed on the front side of the counterweight frame 25. The top of the tool frame 26 is movably connected to a cover plate through a hinge. The staff can place various tools for trimming branches and leaves inside the tool box, thereby improving the convenience of carrying the tools.

[0024] Working principle: When the easily adjustable branch and leaf trimmer is in use, the staff can push the trimmer to a suitable trimming position through the moving wheel 23 and the handle 24, and the staff can start the cutting knife 17, and at the same time the electric telescopic rod 14 can drive the moving plate 15 to move, and the moving plate 15 can drive the cutting knife 17 to cut the branches and leaves of the tree through the connecting rod 16. When it is necessary to cut branches and leaves of different heights, the staff can start the first motor 8, and the first motor 8 can drive the threaded rod 9 to rotate, and the threaded rod 9 can drive the threaded block 10 to rise and fall, and the threaded block 10 can drive the cylinder 13, the connecting rod 16 and the cutting knife 17 to rise and fall, thereby realizing the adjustment of the height of the cutting knife 17, so that branches and leaves of different heights can be trimmed, thereby improving the applicability of the trimmer. When encountering branches and leaves of different growth directions When trimming branches and leaves in different directions, the staff can start the second motor 12, the second motor 12 can drive the rotating shaft to rotate, the rotating shaft can drive the cylinder 13 to rotate, the cylinder 13 can drive the connecting rod 16 and the cutting knife 17 to rotate, thereby realizing the cutting of branches and leaves in different growth directions, thereby improving the convenience of branch and leaf pruning, and in the process of branch and leaf pruning, the staff can start the hydraulic rod 3, the hydraulic rod 3 can drive the tooth plate 4 to move, the tooth plate 4 can drive the gear ring 5 to rotate, the gear ring 5 can drive the rotating column 6 to rotate, the rotating column 6 can drive the box 7 to rotate, and the box 7 can drive the cylinder 13, the connecting rod 16 and the cutting knife 17 to rotate on the horizontal plane, thereby further improving the trimming range of the trimmer, avoiding frequent adjustment of the overall position of the trimmer, and thereby improving the flexibility of using the trimmer.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A conveniently adjustable branch and leaf trimmer, comprising a base (1), characterized in that: A housing (2) is fixedly mounted at the bottom of the base (1) and close to the left side thereof, a hydraulic rod (3) is fixedly mounted on the right side of the housing (2), the left end of the hydraulic rod (3) penetrates into the interior of the housing (2) and is fixedly connected to a toothed plate (4), a toothed ring (5) is movably engaged with the rear side of the toothed plate (4), a rotating column (6) is fixedly mounted on the inner side of the toothed ring (5), and the rotating column (6) is rotatably connected to the bottom of the inner wall of the housing (2) via a bearing, the top end of the rotating column (6) passes through the base (1) and is fixedly connected to a box (7), a first motor (8) is fixedly mounted on the top of the box (7), a threaded rod (9) is fixedly mounted on the output end of the first motor (8), and the bottom end of the threaded rod (9) is connected to the inner wall of the box (7) via a bearing. The threaded rod (9) is rotatably connected to an external thread of a threaded block (10); the left side of the threaded block (10) passes through the box body (7) and is fixedly connected to a support plate (11); a second motor (12) is fixedly mounted on the right side of the support plate (11); a rotating shaft is fixedly mounted on the output end of the second motor (12); the other end of the rotating shaft passes through the support plate (11) and is fixedly connected to a cylinder (13); an electric telescopic rod (14) is fixedly mounted on the right side of the inner wall of the cylinder (13); a moving plate (15) is fixedly mounted on the left end of the electric telescopic rod (14); a connecting rod (16) is fixedly mounted on the left side of the moving plate (15); the other end of the connecting rod (16) passes through the cylinder body (13) and is fixedly connected to a cutting knife (17).

2. The conveniently adjustable branch and leaf trimmer according to claim 1, characterized in that: A sliding block (18) is fixedly mounted on the right side of the threaded block (10), a sliding groove (19) is fixedly mounted on the right side of the inner wall of the box body (7), and the sliding block (18) is slidably connected and adapted to the sliding groove (19).

3. The conveniently adjustable branch and leaf trimmer according to claim 1, characterized in that: A rotating sleeve (20) is rotatably connected to the outside of the cylinder (13) and close to the right end thereof, an L-shaped support rod is fixedly mounted on the bottom of the rotating sleeve (20), and the other end of the L-shaped support rod is fixedly connected to the support plate (11).

4. The conveniently adjustable branch and leaf trimmer according to claim 1, characterized in that: A sliding sleeve (21) is connected through the inner side of the movable plate (15) and close to the upper and lower sides thereof. A sliding rod (22) is slidably connected inside the sliding sleeve (21). Both ends of the sliding rod (22) are fixedly connected to the inner walls of the cylinder (13).

5. The conveniently adjustable branch and leaf trimmer according to claim 1, characterized in that: Moving wheels (23) are fixedly mounted on the four corners of the bottom of the base (1), and a handle (24) is fixedly mounted on the right side of the top of the base (1).

6. The conveniently adjustable branch and leaf trimmer according to claim 1, characterized in that: A counterweight frame (25) is fixedly mounted on the top of the base (1) and close to the right side thereof, and a plurality of counterweight plates are arranged inside the counterweight frame (25).

7. The conveniently adjustable branch and leaf trimmer according to claim 6, characterized in that: A tool frame (26) is fixedly mounted on the front side of the counterweight frame (25), and a cover plate is movably connected to the top of the tool frame (26) via a hinge.

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