CN216087787U - Novel fruit tree branches of tall trees are pruned device - Google Patents

Abstract

The utility model discloses a novel fruit tree high branch pruning device, which comprises a hand-held rod piece, wherein a high branch pruning mechanism is arranged at the top end of the hand-held rod piece; the high branch pruning mechanism comprises a base, a pair of symmetrically arranged mounting frames is fixed on the base, speed reducers are fixed on the two mounting frames, motors are mounted at input shafts of the two speed reducers, the two motors are fixed at the base, a cutting saw blade is fixed between output shafts of the two speed reducers, and an arc-shaped through groove for the cutting saw blade to pass through is formed in the base; the hand-held rod piece is provided with a support, a rechargeable battery is fixed on the support, a button switch is arranged on the rechargeable battery, and the rechargeable battery is connected with the motor and the button switch through circuits. The fruit tree pruning machine is ingenious and reasonable in structural design, can be used for quickly, conveniently and efficiently pruning branches at high positions of fruit trees, and is worthy of popularization and application.

Description

Novel fruit tree branches of tall trees are pruned device

Technical Field

The utility model relates to a trimming device, in particular to a novel fruit tree high branch trimming device.

Background

Along with the improvement of living standard of people, the demand of people for fruits is more and more, and the fruit industry develops rapidly; in recent years, the country revivifies the fruit planting industry as a country, and encourages people to plant fruits on the mountains and the mountains after the houses, especially wide mountainous regions, which are main areas for planting and developing the fruit industry; the apple is planted in the mountain land, the pear, the chinese chestnut, the walnut, the hawthorn, the persimmon, fruit trees such as peach, for promoting the fruit tree growth, fruit tree output is improved, in daily management work, need often prune the management to the fruit tree, prune the branch of fruit tree growth in the eminence, it prunes to climb the high branch on the fruit tree through the manual work now, there is very big potential safety hazard, the peasant household drops from the fruit tree because of pruning the high branch and falls to damage and cause incomplete phenomenon frequently to take place, so need a money can carry out safe pruning to the fruit tree high branch in the market urgently, need not to climb the device that the fruit tree just can prune.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art, provides the novel high branch pruning device for the fruit trees, which can safely and efficiently prune branches growing at high positions of the fruit trees, and meets the requirements of common people on safe and efficient pruning of the high branches of the fruit trees.

The utility model adopts the technical scheme for solving the technical problems that: the novel fruit tree high branch pruning device comprises a hand-held rod piece, wherein a high branch pruning mechanism is arranged at the top end of the hand-held rod piece; the high branch pruning mechanism comprises a base, wherein a pair of symmetrically arranged mounting frames are fixed on the base, speed reducers are fixed on the two mounting frames, motors are installed at input shafts of the two speed reducers, the two motors are fixed at the base, a cutting saw blade is fixed between output shafts of the two speed reducers, and an arc-shaped through groove for the cutting saw blade to pass through is formed in the base; the hand-held rod piece is provided with a support, a rechargeable battery is fixed on the support, a button switch is arranged on the rechargeable battery, and the rechargeable battery is connected with a motor and the button switch through circuits. The function of holding the rod piece is to enable an operator to hold the rod piece; the high branch pruning mechanism has the advantages that the high branch pruning mechanism can drive the cutting saw blade to rotate at a high speed, so that the high branches of fruit trees are cut and pruned, the efficiency is high, the speed is high, time and labor are saved, the torque of the cutting saw blade can be improved by utilizing the speed reducer, and a motor can use a small point and also can generate a large torque and prune the high branches of the fruit trees; the motor is used for generating rotating force to the cutting saw blade; the rechargeable battery has the functions of supplying power to the motor, and the rechargeable battery can be reused, so that money and trouble are saved; the button switch has the effects that the rotation or the stop of the cutting saw blade can be controlled, when the button switch is pressed by fingers all the time, the cutting saw blade is in a power-on state and rotates at a high speed, when the button switch is loosened by the fingers, the pressing block on the button switch resets and is in a power-off state, the cutting saw blade stops rotating, and the control is convenient.

The hand-held rod piece comprises a round rod, a jack is formed in the round rod, an insertion rod is inserted in the jack, a longitudinal channel groove which does not penetrate through the top surface of the round rod is formed in the inner wall of the round rod, a matching block matched with the longitudinal channel groove is fixed at the bottom end of the insertion rod, a channel hole is formed in the insertion rod, a coil is rotatably connected to the bottom end of the round rod, a group of concave holes are formed in the outer contour surface of the coil, a bottom block is fixed at the bottom end of the insertion rod, a bearing with a seat is fixed at the bottom end of the round rod, a shaft lever is installed at the bearing with the seat, a threaded rod which is coaxial with the shaft lever and is in threaded connection with the bottom block is fixed at the top end of the shaft lever, a first gear is fixed at the bottom end of the shaft lever, and a second gear meshed with the first gear is fixed in the coil; the support is fixed in round bar department, and the base is fixed on the inserted bar top. The longitudinal channel groove and the matching block have the effects of avoiding the insertion rod from being separated from the round rod and preventing the insertion rod from rotating and being incapable of moving up and down; the rotating pipe can drive the second gear and the second gear to drive the first gear to rotate so as to drive the shaft lever to rotate, the shaft lever can synchronously drive the threaded rod to rotate, and the matching block is matched with the longitudinal channel groove, so that the threaded rod can drive the inserted rod to move up and down by rotating the threaded rod, and the high branch pruning mechanism can be adjusted to different height positions so as to prune the high branches of fruit trees; the concave hole has the functions of improving the friction force on the coil and avoiding skidding.

The cutting saw blade is further improved, a pair of shielding covers positioned on the left side and the right side of the cutting saw blade are fixed on the base, first limiting blocks made of tin bronze materials are fixed on the end surfaces of the two shielding covers at opposite positions, and the two first limiting blocks are in clearance fit with the cutting saw blade respectively; second limiting blocks made of tin bronze materials are fixed on the end faces of the two mounting frames at opposite positions, and the two second limiting blocks are in clearance fit with the cutting saw blade respectively; the two first limiting blocks are positioned on the upper side of the cutting saw blade rotating shaft, and the two second limiting blocks are positioned on the lower side of the cutting saw blade rotating shaft. The shielding cover has the advantages that the shielding cover can protect the speed reducer, and the situation that wood chips are accumulated at the speed reducer to influence the operation of the cutting saw blade is avoided; the first limiting blocks and the second limiting blocks have the effects of stabilizing and preventing bending of the cutting saw blade during high-speed rotation, and because the cutting saw blade has a handling condition during pruning of high branches of fruit trees, the two first limiting blocks and the two second limiting blocks can enable the cutting saw blade to be kept in a stable planar state, so that the situation that the cutting saw blade is bent and broken due to overlarge stress is avoided, the service life is longer, the two first limiting blocks and the two second limiting blocks can also prevent sawdust from being accumulated at a rotating shaft of the cutting saw blade, the situation that the sawdust is excessively accumulated and blocked when the cutting saw blade is used for a long time is avoided, and the using effect is better; the first limiting block and the second limiting block are made of tin bronze materials, and the tin bronze is an existing material and has self-lubricating property, so that friction between the cutting saw blade and the first limiting block and the second limiting block can be reduced greatly.

Further perfected, two shielding covers are tightly matched with a cover used for covering the cutting saw blade. The cover is used for protecting the cutting saw blade and protecting other people from being cut by the cutting saw blade when the device is not used.

The utility model has the beneficial effects that: the utility model has the advantages of ingenious and reasonable structural design, high efficiency, high speed, time and labor saving, high torque to the cutting saw blade can be improved by using the reducer, the motor can use small points and also can generate large torque to trim the high branches of fruit trees, the motor can generate rotating force to the cutting saw blade, the rechargeable battery can provide power to the motor, the rechargeable battery can be reused, money and trouble are saved, the button switch can be used for controlling the rotation or stop of the cutting saw blade, the cutting saw blade is in a power-on state and rotates at high speed when the button switch is pressed by fingers, and the pressing block on the button switch is reset and is in a power-off state when the button switch is released by the fingers, the cutting saw blade stops rotating, the control is convenient, the high branch pruning machine can safely and efficiently prune the high branches of fruit trees, and the high branch pruning machine is worthy of popularization and application.

Drawings

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

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1;

FIG. 3 is a partial enlarged view of the area B of FIG. 1;

FIG. 4 is a view from perspective C of FIG. 1;

FIG. 5 is an enlarged view of a portion of the area D of FIG. 1;

fig. 6 is a working principle diagram of the present invention.

Description of reference numerals: a hand-held rod piece 1, a bracket 1a, a round rod 1-1, a jack 1-1a, a longitudinal channel groove 1-1b, an inserted rod 1-2, a channel hole 1-2a, a bottom block 1-2b, a matching block 1-2c, a coil pipe 1-3, a concave hole 1-3a, a second gear 1-3b, a bearing with a seat 1-4, a shaft rod 1-5, a threaded rod 1-6, a first gear 1-7, a high branch trimming mechanism 2, a mounting frame 2a, a base 2-1, a motor 2-3, a cutting saw blade 2-4, a shielding cover 2-5, a first limiting block 2-6, a second limiting block 2-7, a cover 2-8, a rechargeable battery 3, a button switch 4 and a fruit tree 5, 5-1 parts of high branches.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

with reference to the accompanying drawings: the novel fruit tree high branch pruning device comprises a hand-held rod piece 1, wherein a high branch pruning mechanism 2 is arranged at the top end of the hand-held rod piece 1; the high branch pruning mechanism 2 comprises a base 2-1, a pair of symmetrically arranged mounting frames 2a is fixed on the base 2-1, speed reducers 2-2 are fixed on the two mounting frames 2a, motors 2-3 are mounted at input shafts of the two speed reducers 2-2, the two motors 2-3 are fixed at the base 2-1, cutting saw blades 2-4 are fixed between output shafts of the two speed reducers 2-2, and an arc-shaped through groove 2-1a for the cutting saw blades 2-4 to pass through is formed in the base 2-1; the hand-held rod piece 1 is provided with a support 1a, a rechargeable battery 3 is fixed on the support 1a, a button switch 4 is arranged on the rechargeable battery 3, and the rechargeable battery 3 is connected with the motors 2-3 and the button switch 4 through circuits.

The hand-held rod piece 1 comprises a round rod 1-1, the round rod 1-1 is provided with a jack 1-1a, an inserting rod 1-2 is inserted in the jack 1-1a, the inner wall of the round rod 1-1 is provided with a longitudinal channel groove 1-1b which does not penetrate through the top surface of the round rod 1-1, the bottom end of the inserting rod 1-2 is fixed with a matching block 1-2c matched with the longitudinal channel groove 1-1b, the inserting rod 1-2 is provided with a channel hole 1-2a, the bottom end of the round rod 1-1 is rotatably connected with a coil 1-3, the outer contour surface of the coil 1-3 is provided with a group of concave holes 1-3a, the bottom end of the inserting rod 1-2 is fixed with a bottom block 1-2b, the bottom end of the round rod 1-1 is fixed with a bearing with a seat 1-4, the bearing with a shaft lever 1-5 is arranged at the bearing with the seat, a threaded rod 1-6 which is coaxial with the shaft rod 1-5 and is in threaded connection with the bottom block 1-2b is fixed at the top end of the shaft rod 1-5, a first gear 1-7 is fixed at the bottom end of the shaft rod 1-5, and a second gear 1-3b which is meshed with the first gear 1-7 is fixed in the coil pipe 1-3; the support 1a is fixed at the position of the round rod 1-1, and the base 2-1 is fixed at the top end of the inserted rod 2-1.

A pair of shielding covers 2-5 positioned at the left side and the right side of the cutting saw blade 2-4 are fixed on the base 2-1, first limiting blocks 2-6 made of tin bronze materials are fixed on the end surfaces of the two shielding covers 2-5 at opposite positions, and the two first limiting blocks 2-6 are respectively in clearance fit with the cutting saw blade 2-4; second limiting blocks 2-7 made of tin bronze materials are fixed on the end faces of the two mounting frames 2a at opposite positions, and the two second limiting blocks 2-7 are in clearance fit with the cutting saw blades 2-4 respectively; the two first limiting blocks 2-6 are positioned at the upper side of the rotating shaft of the cutting saw blade 2-4, and the two second limiting blocks 2-7 are positioned at the lower side of the rotating shaft of the cutting saw blade 2-4.

Two shielding covers 2-5 are tightly matched with a cover 2-8 for covering the cutting saw blade 2-4.

The working principle of the utility model is as follows: firstly, taking down the cover 2-8, then, rotating the coil pipe 1-3 to drive the second gear 1-3b and the second gear 1-3b to drive the first gear 1-7 to rotate, thereby driving the shaft lever 1-5 to rotate, the shaft lever 1-5 can synchronously drive the threaded rod 1-6 to rotate, because the matching block 1-2c is matched at the longitudinal channel groove 1-1b, the threaded rod 1-6 can drive the inserted link 1-2 to move up and down, thereby adjusting the high branch trimming mechanism 2 at different height positions (if the cutting saw blade 2-4 can touch the high branch by directly lifting with the arm, the height of the inserted link 1-2 does not need to be adjusted), after adjusting the cutting saw blade 2-4, pressing the button switch 4 with the finger, thereby supplying power to the two motors 2-3, the motors 2-3 rotate and drive the two speed reducers 2-2 to operate, the two speed reducers 2-2 synchronously drive the cutting saw blades 2-4 to rotate at high speed after operating, and then the cutting saw blades 2-4 are lifted by the arms of people to cut and trim the branches 5-1 at high positions on the fruit trees 5 (as shown in figure 6). The utility model can safely and efficiently trim the high branches of fruit trees and is worthy of popularization and application.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (4)

1. The utility model provides a novel fruit tree branches of tall trees trimming device, includes holds member (1), characterized by: the top end of the hand-held rod piece (1) is provided with a high branch pruning mechanism (2);

the high branch pruning mechanism (2) comprises a base (2-1), a pair of symmetrically arranged mounting frames (2a) is fixed on the base (2-1), speed reducers (2-2) are fixed on the two mounting frames (2a), motors (2-3) are mounted at input shafts of the two speed reducers (2-2), the two motors (2-3) are fixed at the base (2-1), a cutting saw blade (2-4) is fixed between output shafts of the two speed reducers (2-2), and an arc-shaped through groove (2-1a) for the cutting saw blade (2-4) to pass through is formed in the base (2-1);

hand and install support (1a) on member (1), be fixed with rechargeable battery (3) on support (1a), install button switch (4) on rechargeable battery (3), rechargeable battery (3) are in the same place with motor (2-3), button switch (4) line connection.

2. The novel fruit tree high branch pruning device according to claim 1, characterized in that: the hand-held rod piece (1) comprises a round rod (1-1), a jack (1-1a) is formed in the round rod (1-1), an inserting rod (1-2) is inserted in the jack (1-1a), a longitudinal channel groove (1-1b) which does not penetrate through the top surface of the round rod (1-1) is formed in the inner wall of the round rod (1-1), a matching block (1-2c) matched with the longitudinal channel groove (1-1b) is fixed at the bottom end of the inserting rod (1-2), a channel hole (1-2a) is formed in the inserting rod (1-2), a rotary pipe (1-3) is rotatably connected at the bottom end of the round rod (1-1), a group of concave holes (1-3a) are formed in the outer contour surface of the rotary pipe (1-3), a bottom block (1-2b) is fixed at the bottom end of the inserting rod (1-2), a bearing with a seat (1-4) is fixed at the bottom end of the round rod (1-1), a shaft rod (1-5) is installed at the bearing with a seat (1-4), a threaded rod (1-6) which is coaxially arranged with the shaft rod (1-5) and is in threaded connection with the bottom block (1-2b) is fixed at the top end of the shaft rod (1-5), a first gear (1-7) is fixed at the bottom end of the shaft rod (1-5), and a second gear (1-3b) which is meshed with the first gear (1-7) is fixed in the coil pipe (1-3); the support (1a) is fixed at the round rod (1-1), and the base (2-1) is fixed at the top end of the inserted rod.

3. The novel fruit tree high branch pruning device according to claim 1 or 2, characterized in that: a pair of shielding covers (2-5) positioned at the left side and the right side of the cutting saw blade (2-4) are fixed on the base (2-1), first limiting blocks (2-6) made of tin bronze materials are fixed on the end surfaces of the two shielding covers (2-5) at opposite positions, and the two first limiting blocks (2-6) are respectively in clearance fit with the cutting saw blade (2-4); second limiting blocks (2-7) made of tin bronze materials are fixed on the end faces of the two mounting frames (2a) at opposite positions, and the two second limiting blocks (2-7) are in clearance fit with cutting saw blades (2-4) respectively; the two first limiting blocks (2-6) are positioned on the upper side of the rotating shaft of the cutting saw blade (2-4), and the two second limiting blocks (2-7) are positioned on the lower side of the rotating shaft of the cutting saw blade (2-4).

4. The novel fruit tree high branch pruning device according to claim 3, characterized in that: the two shielding covers (2-5) are tightly matched with a cover (2-8) for covering the cutting saw blade (2-4).

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