Fruit tree branch pruning device

Abstract

The utility model relates to the technical field of fruit tree management, in particular to a fruit tree branch pruning device which comprises a handheld rod, the length of the handheld rod is adjustable, one end of the handheld rod is rotatably provided with a pruning mechanism, and the other end of the handheld rod is fixedly provided with a control switch and a power module which are electrically connected with the pruning mechanism. The trimming mechanism comprises a rotating sleeve rotationally installed at the end of the handheld rod, a fixed disc is fixed to the end, away from the handheld rod, of the rotating sleeve, a fixed vertical plate is fixed to the fixed disc, a fixed blade is fixed to the lower end of one side of the fixed vertical plate, a movable blade is slidably installed on the fixed vertical plate, and the movable blade and the fixed blade are oppositely arranged. The device has the beneficial effects that by arranging the branch fixing mechanism, the positions of branches can be limited, and the situation that the branches run out of the space between the movable blade and the fixed blade during pruning to affect pruning is avoided; the cutting motor is used for driving the movable blade to move in a reciprocating mode to achieve branch pruning, and more labor is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fruit tree management technical field especially is related to a fruit tree branch pruning device. BACKGROUND

[0002] Pruning branches in fruit tree management process is one of important means of controlling fruit tree yield. Through pruning branches, leaf amount can be reduced, so as to reduce the vegetative growth of tree body, pruning can remove dense branches, open light path, and proper pruning can also stimulate fruit tree to sprout new shoots, control the number of flower buds of fruit tree, thereby adjusting the result amount.

[0003] The Chinese patent with the application number 201710798840.0 discloses a fruit tree high branch pruner, which comprises a main rod, a round frame and a secondary knife. The top end of the main rod is fixedly connected with a primary knife. The primary knife and the secondary knife are rotationally connected through a second rotation shaft. The end of the secondary knife is rotationally connected with a connecting rod through a first rotation shaft. The finger buckle is slidingly connected in the buckle groove. The middle position of the round frame is fixedly connected with a horizontal rod. The lower end of the round frame is fixedly connected with a hopper. The front part of the main rod is sleeved with a sleeve ring. The middle part of the sleeve ring is provided with a through hole sleeved on the main rod. One side of the sleeve ring is provided with a connecting groove. When the above-mentioned patent is used, since the fresh branches are circular, the surface is smooth and the branches can swing. The branches are easy to shake during pruning, which may lead to unsuccessful pruning. UTILITARIAN CONTENT

[0004] The utility model discloses a fruit tree branch pruning device to solve the above -mentioned problem.

[0005] The technical scheme of the utility model is as follows:

[0006] A fruit tree branch pruning device, which comprises a handheld rod, the length of the handheld rod is adjustable, one end of the handheld rod is rotationally installed with a pruning mechanism, the other end of the handheld rod is fixedly provided with a control switch and a power module which are electrically connected with the pruning mechanism, the pruning mechanism comprises a rotating sleeve rotationally installed at the end of the handheld rod, one end of the rotating sleeve away from the handheld rod is fixedly provided with a fixed disc, the fixed disc is fixedly provided with a fixed vertical plate, one side of the lower end of the fixed vertical plate is fixedly provided with a fixed blade, the fixed vertical plate is slidingly installed with a movable blade, the movable blade is oppositely arranged with the fixed blade, the fixed disc is fixedly provided with a driving mechanism for driving the movable blade to move, one side of the fixed blade is provided with a branch fixing mechanism, the branch fixing mechanism comprises a clamping motor fixed on the fixed disc, and a sawtooth clamping plate is fixedly arranged on the power output end of the clamping motor.

[0007] Further, the handheld rod comprises an outer tube and an inner tube nested together at the end, the outer tube is formed with an expansion sleeve near one end of the inner tube, a conical nut is installed on the expansion sleeve through threaded connection, the trimming mechanism is installed at the end of the inner tube, and the control switch and the power module are installed at one end of the outer tube away from the inner tube.

[0008] Further, an anti-skid sleeve is fixed outside one end of the outer tube away from the inner tube.

[0009] Further, the driving mechanism comprises a cutting motor fixed on the fixed disc, a wheel disc is fixed on a power shaft of the cutting motor, a connecting arm is rotatably installed on the edge of the wheel disc through a pin shaft, a limiting groove is formed in the fixed vertical plate in the vertical direction, a sliding block is slidably installed in the limiting groove, and the movable blade is fixed at one end of the sliding block, and the other end of the sliding block is rotatably connected with one end of the connecting arm.

[0010] Further, the movable blade and the fixed blade are circular arc-shaped, and the movable blade and the fixed blade are arranged in an "eight" shape.

[0011] Further, the sawtooth clamping plate is circular arc-shaped, and a plurality of sawteeth are formed on the upper end of the sawtooth clamping plate.

[0012] By adopting the above technical scheme, the beneficial effects of the pruning device are as follows: the branch fixing mechanism is arranged to limit the position of the branch, so that the branch cannot run out of the space between the movable blade and the fixed blade during pruning, thereby affecting the pruning; the cutting motor is arranged to drive the movable blade to move back and forth to realize pruning of the branch, which is more labor-saving, and the movable blade moving back and forth can automatically return to the original position after cutting the branch, thereby ensuring the pruning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0014] Figure 1 is a perspective view of the present application;

[0015] Figure 2 is a front view of the present application;

[0016] Figure 3 is a first perspective view of the pruning mechanism of the present application;

[0017] Figure 4 is a second perspective view of the pruning mechanism of the utility model;

[0018] Figure 5 is a circuit structure block diagram of the utility model.

[0019] The reference signs are explained as follows:

[0020] 1, handheld rod; 11, outer pipe body; 12, inner insertion pipe; 13, expansion screw sleeve; 14, conical screw cap; 15, anti-skid sleeve; 2, pruning mechanism; 201, rotating sleeve; 202, fixed disc; 203, fixed vertical plate; 204, limiting groove; 205, sliding block; 206, movable blade; 207, fixed blade; 208, branch fixing mechanism; 2081, clamping motor; 2082, sawtooth clamping plate; 209, connecting arm; 210, wheel disc; 211, cutting motor; 3, control switch; 4, power module. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] As Figures 1-5As shown, a fruit tree branch pruning device, comprising a handheld rod 1 made of lightweight high-strength aluminum alloy material, the length of the handheld rod 1 can be adjusted between 1.5-2.5 meters, one end of the handheld rod 1 is rotatably installed with a pruning mechanism 2, the other end of the handheld rod 1 is fixed with a control switch 3 and a power module 4 electrically connected with the pruning mechanism 2, the power module 4 adopts a rechargeable battery, the battery capacity is 12V, 5Ah, which can continuously power the pruning mechanism 2 for 2-3 hours, meeting the power demand of daily pruning operation, the pruning mechanism 2 includes a rotating sleeve 201 rotatably installed at the end of the handheld rod 1, the rotating sleeve 201 can rotate 360°, one end of the rotating sleeve 201 away from the handheld rod 1 is fixed with a fixed disc 202, the fixed disc 202 is fixed with a fixed vertical plate 203, one side of the lower end of the fixed vertical plate 203 is fixed with a fixed blade 207, the fixed vertical plate 203 is slidably installed with a movable blade 206, the movable blade 206 is oppositely arranged with the fixed blade 207, the movable blade 206 and the fixed blade 207 are made of high-speed steel, the cutting edge is subjected to special heat treatment process, high hardness and sharp wear-resistant, the fixed disc 202 is fixed with a driving mechanism for driving the movable blade 206, one side of the fixed blade 207 is provided with a branch fixing mechanism 208, the branch fixing mechanism 208 includes a clamping motor 2081 fixed on the fixed disc 202, the power output end of the clamping motor 2081 is fixed with a sawtooth clamping plate 2082, the sawtooth clamping plate 2082 is driven to rotate by the clamping motor 2081 to limit the branch, avoiding the branch from leaving the cutting edge during pruning, the clamping motor 2081 can be any one of forward and reverse motor and rudder.

[0023] In this embodiment, the handheld rod 1 includes an outer tube body 11 and an inner tube 12 nested together, the end of the outer tube body 11 close to the inner tube 12 is formed with an expansion sleeve 13, the expansion sleeve 13 is installed with a tapered nut 14 through threaded connection, the cooperation of the tapered nut 14 and the expansion sleeve 13 realizes the adjustment and fixation of the outer tube body 11 and the inner tube 12, to meet the pruning requirements of different heights and working distances, the pruning mechanism 2 is installed at the end of the inner tube 12, the control switch 3 and the power module 4 are installed at the end of the outer tube body 11 away from the inner tube 12.

[0024] Preferably, an electric quantity indicating lamp is arranged on the handheld rod 1, to facilitate the user to know the electric quantity at any time. At the same time, the power module 4 has a charging protection circuit to prevent overcharging and overdischarging, prolonging the service life of the battery.

[0025] In this embodiment, the outer end of the outer tube body 11 away from the inner tube 12 is externally fixed with a rubber material anti-skid sleeve 15, the surface of the anti-skid sleeve 15 is designed with ergonomic texture, increasing the comfort and stability of hand holding.

[0026] In the embodiment, the driving mechanism comprises a cutting motor 211 fixed on the fixed disc 202, a wheel disc 210 fixed on a power shaft of the cutting motor 211, a connecting arm 209 rotatably installed on the edge of the wheel disc 210 through a pin shaft, a limiting groove 204 formed in the vertical direction along the fixed vertical plate 203, a sliding block 205 slidably installed in the limiting groove 204, an active blade 206 fixed at one end of the sliding block 205, and the other end of the sliding block 205 rotatably connected with one end of the connecting arm 209. The active blade 206 is automatically reset after trimming through the rotation of the wheel disc 210 driven by the cutting motor 211 and the reciprocating movement of the active blade 206 driven by the connecting arm 209.

[0027] In the embodiment, the active blade 206 and the fixed blade 207 are arc-shaped, and the active blade 206 and the fixed blade 207 are arranged in an "eight" shape. This structure can better shear branches of different thicknesses.

[0028] In the embodiment, the sawtooth clamping plate 2082 is arc-shaped, and a plurality of sawteeth are formed on the upper end of the sawtooth clamping plate 2082. In use, the sawtooth structure can increase the friction force and can be clamped on the branch to drive the branch to move to the lower side of the blade.

[0029] The working principle of the utility model is as follows: in use, the length of the hand-held rod 1 is adjusted, and then the hand-held rod 1 is held to make the trimming mechanism 2 close to the branch to be trimmed. When the branch is located between the active blade 206 and the fixed blade 207, the clamping motor 2081 is started to drive the sawtooth clamping plate 2082 to rotate and push the branch to move to the fixed vertical plate 203 through the control of the control switch 3. Then, the cutting motor 211 is started through the switch on the control switch 3, and the cutting motor 211 drives the active blade 206 to move to the fixed blade 207 to cut the branch.

[0030] The circuit connection is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of tests, and belongs to the prior art widely used.

[0031] The components not described in detail in the text are prior art.

[0032] The above is only a preferred embodiment of the utility model, and does not limit the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for pruning fruit tree branches, comprising a hand-held rod (1), the length of which is adjustable, and a pruning mechanism (2) being rotatably mounted on one end of the hand-held rod (1), characterized in that: The other end of the handheld rod (1) is fixed with a control switch (3) and a power module (4) electrically connected to the trimming mechanism (2). The trimming mechanism (2) comprises a rotating sleeve (201) rotatably mounted on the end of the handheld rod (1). The end of the rotating sleeve (201) away from the handheld rod (1) is fixed with a fixed disk (202). The fixed disk (202) is fixed with a fixed vertical plate (203). A fixed blade (207) is fixed to the lower end of one side of the fixed vertical plate (203). The fixed vertical plate (203) A movable blade (206) is slidably mounted on the upper portion, the movable blade (206) and the fixed blade (207) being arranged in opposition to each other, a driving mechanism for driving the movable blade (206) to move is fixed on the fixed disk (202), a branch fixing mechanism (208) is provided on one side of the fixed blade (207), the branch fixing mechanism (208) comprising a clamping motor (2081) fixed on the fixed disk (202), and a sawtooth clamping plate (2082) being fixed to the power output end of the clamping motor (2081).

2. The fruit tree branch pruning device according to claim 1, characterized in that: The hand-held rod (1) comprises an outer tube body (11) and an inner tube (12) whose ends are nested together, an expansion screw sleeve (13) is formed on one end of the outer tube body (11) close to the inner tube (12), and a conical nut (14) is installed on the expansion screw sleeve (13) through a threaded connection, the trimming mechanism (2) is installed at the end of the inner tube (12), and the control switch (3) and the power module (4) are installed at the end of the outer tube body (11) away from the inner tube (12).

3. The fruit tree branch pruning device according to claim 2, characterized in that: An anti-slip sleeve (15) is fixed to the outside of one end of the outer tube (11) away from the inner insert tube (12).

4. The fruit tree branch pruning device according to claim 1, characterized in that: The driving mechanism comprises a cutting motor (211) fixed on the fixed disk (202), a wheel disc (210) fixed on the power shaft of the cutting motor (211), a connecting arm (209) rotatably mounted on the edge of the wheel disc (210) via a pin shaft, a limiting groove (204) formed in the vertical direction of the fixed vertical plate (203), a slider (205) slidably mounted in the limiting groove (204), an end of the movable blade (206) fixed to one end of the slider (205), and the other end of the slider (205) rotatably connected to one end of the connecting arm (209).

5. The fruit tree branch pruning device according to claim 1, characterized in that: The movable blade (206) and the fixed blade (207) are arc-shaped, and the movable blade (206) and the fixed blade (207) are arranged in an "eight" shape.

6. The fruit tree branch pruning device according to claim 1, characterized in that: The sawtooth clamping plate (2082) is arc-shaped, and a plurality of saw teeth are formed on the upper end of the sawtooth clamping plate (2082).

Images