CN108849003B - Branches of tall trees trimming means is used in gardens - Google Patents

Branches of tall trees trimming means is used in gardens Download PDF

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Publication number
CN108849003B
CN108849003B CN201810887807.XA CN201810887807A CN108849003B CN 108849003 B CN108849003 B CN 108849003B CN 201810887807 A CN201810887807 A CN 201810887807A CN 108849003 B CN108849003 B CN 108849003B
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China
Prior art keywords
plate
branches
cutter
gardens
supporting rod
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CN201810887807.XA
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Chinese (zh)
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CN108849003A (en
Inventor
靳建芹
赵海祥
李彦民
武云飞
肖海霞
刘向娜
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/02Secateurs; Flower or fruit shears
    • A01G3/025Secateurs; Flower or fruit shears having elongated or extended handles
    • A01G3/0251Loppers, i.e. branch cutters with two handles
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/02Secateurs; Flower or fruit shears
    • A01G3/025Secateurs; Flower or fruit shears having elongated or extended handles
    • A01G3/0255Tree pruners, i.e. pruning shears carried at the end of a pole
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/08Other tools for pruning, branching or delimbing standing trees
    • A01G3/085Motor-driven saws for pruning or branching
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/08Other tools for pruning, branching or delimbing standing trees
    • A01G3/085Motor-driven saws for pruning or branching
    • A01G3/086Chain saws

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  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Abstract

The invention discloses a pruning device for tall branches for gardens, which comprises a base, wherein a first supporting rod is arranged at the top of the base, a second supporting rod is arranged at the top of the first supporting rod, a connecting sleeve is arranged at the joint of the first supporting rod and the second supporting rod, a top plate is arranged at the top of the second supporting rod, a power supply is arranged in the middle of the top plate, a sawing and cutting mechanism is arranged at the top of the power supply, a first upright column is arranged on one side of the power supply, a second upright column is arranged on the other side of the power supply, and first cutters are arranged at the tops of the first upright column and the second upright column. The invention guides the cut branches and leaves by using the retractable material guide mechanism, is suitable for the requirements of pruning at different heights, can ensure that the fallen branches and leaves stably fall on the ground and are convenient to clean, and simultaneously drives the two transmission chains with the inclined arc-shaped sawteeth to rotate oppositely by using the motors with opposite operation directions, thereby greatly accelerating the speed of cutting the larger branches.

Description

Branches of tall trees trimming means is used in gardens
Technical Field
The invention relates to the field of garden trimming equipment, in particular to a garden high branch trimming device.
Background
The high branch pruning shears are common tools for garden maintenance, and are generally used for pruning and shearing leaves of high branches of trees, so that the shapes of the high branches of the trees are more attractive or the high branches of the trees are beneficial to growth of the trees. However, in the process of pruning and cutting leaves of the existing high branch pruning shears, the cut leaves are scattered, so that the cleaning workload of pruning personnel is greatly increased, and when a larger branch is pruned, the labor is wasted, and the continuous working time of the pruning personnel is greatly shortened.
Therefore, it is necessary to provide a pruning device for tall branches in gardens to solve the above problems.
Disclosure of Invention
The invention aims to provide a garden high branch pruning device, which is suitable for pruning of different heights by guiding pruned branches and leaves through a retractable material guide mechanism, can ensure that the pruned branches and leaves stably fall on the ground and are convenient to clean, and simultaneously drives two transmission chains with inclined arc-shaped sawteeth to rotate oppositely through motors with opposite operation directions, thereby greatly accelerating the cutting speed of larger branches, being convenient and labor-saving and solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high branch trimming device for gardens comprises a base, wherein a first supporting rod is arranged at the top of the base, a second supporting rod is arranged at the top of the first supporting rod, a connecting sleeve is arranged at the joint of the first supporting rod and the second supporting rod, a top plate is arranged at the top of the second supporting rod, a power supply is arranged in the middle of the top plate, a sawing mechanism is arranged at the top of the power supply, a first upright is arranged on one side of the power supply, a second upright is arranged on the other side of the power supply, first cutters are arranged at the tops of the first upright and the second upright respectively, a second cutter is arranged at the bottom of the first cutter at the top of the first upright in a matched manner, a pull rod is fixedly connected to one end of the second cutter, the first cutter at the top of the first upright and the second cutter as well as the first cutter and the second cutter at the top of the second upright are movably connected through a coupling, and first connecting lugs are fixedly arranged at one ends of the first, a second connecting lug is fixedly arranged in the middle of one side of the pull rod, a third connecting lug is fixedly arranged at the top of the other side of the pull rod, a first spring is arranged between the first connecting lug and the second connecting lug, two ends of the first spring are fixedly connected with the first connecting lug and the second connecting lug respectively, a second spring is arranged at one side of the second upright post, two ends of the second spring are fixedly connected with a first cutter and a top plate at the top of the second upright post respectively, fixing sleeves are arranged at the bottom of the first cutter and the bottom of the top plate respectively, the fixing sleeve at the bottom of the first cutter is in threaded connection with the first upright post and the fixing sleeve at the bottom of the top plate and a second supporting rod respectively, a supporting plate is fixedly sleeved on the first supporting rod, a first through hole is arranged on the top plate in a penetrating manner, a second through hole is correspondingly arranged on the supporting plate in a penetrating manner, and nylon ropes are arranged, the bottom of the supporting plate is provided with a handle and the top of the supporting plate is provided with a handrail, the number of the first through hole, the number of the second through hole, the number of the handle and the number of the nylon ropes are respectively two, two ends of one nylon rope are respectively and fixedly connected with the third connecting lug and the handle at the corresponding side of the third connecting lug, two ends of the other nylon rope are respectively and fixedly connected with the first connecting lug at the end part of the first cutter at the top of the second upright post and the handle at the corresponding side of the first cutter, one end of the top of the supporting plate is provided with a control mechanism, the surface of the first supporting rod is provided with a handle, one end of the bottom of the top plate is;
the sawing mechanism comprises a machine box, motors are arranged on two sides of the machine box, a guide plate is arranged at one end of the machine box, one end of the guide plate is arranged in the machine box, a driving wheel is arranged at one end of the guide plate, a guide wheel is arranged at the other end of the guide plate, limiting plates are arranged on two sides of the guide plate, two driving wheels and two guide wheels are arranged on two sides of the guide plate respectively and are fixedly connected with the limiting plates on the corresponding sides through rotating rods, a motor output shaft is in transmission connection with the rotating rods at the axle center positions of the driving wheels, the driving wheels and the guide wheels on two sides of the guide plate are opposite in operation direction, a transmission chain is arranged between the driving wheels and the guide wheels, and sawteeth are;
guide mechanism is including the base plate, base plate and connecting rod welding, it is equipped with the baffle box to inlay on the base plate, base plate border position runs through and is equipped with rings, the outside cover of baffle box is equipped with first lantern ring, first lantern ring circumference side outer wall top is provided with the couple and the bottom corresponds and is provided with the hangers, the couple cooperatees with the hangers.
Preferably, the edge position of the top of the first supporting rod is provided with an annular clamping block, the bottom of the second supporting rod is correspondingly provided with an annular embedding groove, the annular clamping block is matched with the annular embedding groove, the outer walls of the circumferential sides of the top end of the first supporting rod and the bottom end of the second supporting rod are respectively provided with an external thread, and the inner wall of the connecting sleeve is correspondingly matched with an internal thread.
Preferably, a reinforcing rod is obliquely arranged between the connecting rod and the top plate.
Preferably, the number of the transmission chains is two, the transmission chains are respectively and correspondingly arranged on the driving wheels and the guide wheels on two sides of the guide plate, the cross section of each sawtooth shaft is in an arc shape which is obliquely arranged, and the oblique directions of the arc-shaped sawteeth on the two transmission chains are opposite.
Preferably, be provided with the tool bit on the first cutter, tool bit quantity is equipped with two, and two tool bits are axisymmetric setting about the central axis of first cutter, two distance between the tool bit equals the maximum distance between two drive chains, the projection shape of tool bit main view direction is the arc.
Preferably, the inner side of the hand grip is coated with an anti-slip rubber mat, the cross section of the base is in the shape of a semicircular ring, and the inner side of the semicircular base is coated with a buffer rubber mat.
Preferably, the axial cross section of the material guide groove is in an inverted isosceles trapezoid shape.
Preferably, the number of the first collars is multiple, and connecting cloth is arranged between the adjacent first collars and connected with the first collars through the connecting cloth.
Preferably, the bottom of the first lantern ring is provided with a second lantern ring, the outer wall of the second lantern ring is fixedly sleeved with an annular object placing groove, and the joint of the second lantern ring and the annular object placing groove is fixedly sleeved with a plurality of hooks.
Preferably, the control mechanism comprises a circuit board, a connecting wire and a control button, and the control button is connected with the motor through the circuit board and the connecting wire.
The invention has the technical effects and advantages that:
1. the invention can drive the pull rod to move downwards by pulling the handle connected with the nylon rope, thereby driving the second cutter to move upwards to be matched with the first cutter to finish the pruning of smaller branches or leaves, the cut branches and leaves fall into the material guide groove and finally fall to the bottom surface along the vertical connecting cloth to be piled together, so that the cut branches and leaves are convenient for pruning workers to process, meanwhile, the first cutter at the top of the second upright post can be driven to move upwards by pulling the handle connected with the nylon rope, so as to limit the larger branch to be trimmed, avoid the failure of trimming caused by the dislocation of the branch due to the acting force of the transmission chain in motion in the trimming process, increase the labor capacity of the trimming workers, the motor drives the two transmission chains with the inclined arc-shaped sawteeth to rotate oppositely through a control button on the control mechanism, so that the cutting speed of the larger branches is greatly increased;
2. according to the invention, the first cutter with arc-shaped double cutter heads is used for limiting branches and leaves to be trimmed, the branches to be trimmed can be clamped in the arc-shaped notch, so that the problem that the branches are staggered due to the interaction force between the cutting heads in the trimming process, the trimming fails, the working capacity of a trimmer is increased, the two cutter heads are arranged in axial symmetry relative to the central axis of the first cutter, meanwhile, the distance between the two cutter heads is equal to the maximum distance between the two transmission chains and the thickness of the second cutter, on one hand, the branches can be completely cut off, and on the other hand, the smoothness of the cut of the branches can be ensured;
3. according to the invention, the base is arranged in a semicircular shape, and the inner side of the semicircular base is coated with the buffer rubber mat, so that when a pruning worker prunes, the base is fixed on the leg, the supporting force of the hand on the high branch pruning device can be greatly reduced, the hand fatigue is effectively relieved, and meanwhile, the arrangement of the buffer rubber mat ensures that when the base is propped against the leg, the muscle of the leg cannot be pressed too much, so that the continuous working time of the pruning worker is prolonged;
4. according to the invention, the second lantern ring is arranged at the bottom of the first lantern ring, the annular object placing groove is fixedly sleeved on the outer wall of the second lantern ring, the plurality of hooks are fixedly arranged at the joint of the second lantern ring and the annular object placing groove in a surrounding manner, the hooks at the top of the second lantern ring can be hung in the hanging lugs on the first lantern ring at the bottommost end, and meanwhile, heavy objects such as stones are placed in the annular object placing groove at the outer side of the second lantern ring to enhance the self weight of the second lantern ring, so that the connecting cloth is kept in a vertical state, and the situation that the cut branches and leaves cannot fall smoothly due to the fact that the connecting cloth is blown up by wind in the material guiding process is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the joint between the first and second struts of the present invention;
FIG. 3 is a schematic structural view of a first cutting blade of the present invention;
FIG. 4 is a schematic view of a material guiding mechanism according to the present invention;
FIG. 5 is a schematic view of the overall structure of the sawing mechanism of the present invention;
FIG. 6 is a schematic view of a partial structure of the sawing mechanism of the present invention;
in the figure: 1 base, 2 first supporting rod, 3 second supporting rod, 4 connecting sleeve, 5 top plate, 6 power supply, 7 sawing mechanism, 71 motor, 72 machine box, 73 guide plate, 74 guide wheel, 75 drive wheel, 76 limit plate, 77 drive chain, 78 sawtooth, 8 first upright post, 9 second upright post, 10 first cutter, 11 second cutter, 12 pull rod, 13 first connecting lug, 14 second connecting lug, 15 first spring, 16 third connecting lug, 17 second spring, 18 fixing sleeve, 19 connecting rod, 20 reinforcing rod, 21 guide mechanism, 22 first through hole, 23 supporting plate, 24 handle, 25 second through hole, 26 nylon rope, 27 handrail, 28 control mechanism, 29 handle, 30 antiskid rubber pad, 31 buffer rubber pad, 32 annular embedding groove, 33 annular clamping block, 34 cutter head, 35 base plate, 36 guide groove, 37 ring, 38 first ring, 39 connecting cloth, 40 hanging lug, 41 hanging hook, 41 hanging lug, 42 second collar, 43 annular storage groove.
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.
Example 1:
the invention provides a garden high branch pruning device as shown in figures 1-6, which comprises a base 1, wherein a first support rod 2 is arranged at the top of the base 1, a second support rod 3 is arranged at the top of the first support rod 2, a connecting sleeve 4 is arranged at the joint of the first support rod 2 and the second support rod 3, a top plate 5 is arranged at the top of the second support rod 3, a power supply 6 is arranged in the middle of the top plate 5, a sawing mechanism 7 is arranged at the top of the power supply 6, a first upright post 8 is arranged at one side of the power supply 6, a second upright post 9 is arranged at the other side of the power supply 6, first cutters 10 are arranged at the tops of the first upright post 8 and the second upright post 9, a second cutter 11 is arranged at the bottom of the first cutter 10 at the top of the first upright post 8 in a matching manner, a pull rod 12 is fixedly connected to one end of the second cutter 11, and a first cutter 10 and a second cutter 11 at the top of the first upright post 8 and a second cutter The cutting device is characterized in that the cutting device is movably connected through a coupling, one end of a first cutting knife 10 at the top of each of a first upright post 8 and a second upright post 9 is fixedly provided with a first connecting lug 13, the middle part of one side of a pull rod 12 is fixedly provided with a second connecting lug 14, the top of the other side of the pull rod is fixedly provided with a third connecting lug 16, a first spring 15 is arranged between the first connecting lug 13 and the second connecting lug 14, two ends of the first spring 15 are respectively and fixedly connected with the first connecting lug 13 and the second connecting lug 14, one side of the second upright post 9 is provided with a second spring 17, two ends of the second spring 17 are respectively and fixedly connected with the first cutting knife 10 at the top of the second upright post 9 and a top plate 5, the first cutting knife 10 at the top of the first upright post 8 and the bottom of the top plate 5 are respectively provided with a fixing sleeve 18, the fixing sleeve 18 at the bottom of the first cutting knife 10 is in threaded connection with the first upright post 8 and, a supporting plate 23 is fixedly sleeved on the first supporting rod 2, a first through hole 22 is arranged on the top plate 5 in a penetrating manner, a second through hole 25 is correspondingly arranged on the supporting plate 23 in a penetrating manner, nylon ropes 26 are arranged in the first through hole 22 and the second through hole 25 in a penetrating manner, a handle 24 is arranged at the bottom of the supporting plate 23, a handrail 27 is arranged at the top of the supporting plate, two nylon ropes 26 are arranged in the first through hole 22, the second through hole 25, the handle 24 and the nylon ropes 26, two ends of one nylon rope 26 are respectively and fixedly connected with the third connecting lug 16 and the handle 24 at the corresponding side of the third connecting lug 16, two ends of the other nylon rope 26 are respectively and fixedly connected with the first connecting lug 13 at the end of the first cutter 10 at the top of the second upright post 9 and the handle 24 at the corresponding side of the first connecting lug, a control mechanism 28 is arranged at one end of the top of the supporting plate 23, a handle 29 is arranged, one side of the connecting rod 19 is provided with a material guide mechanism 21;
saw cut mechanism 7 including quick-witted box 72, quick-witted box 72 both sides all are provided with motor 71, quick-witted box 72 one end is provided with guide plate 73, guide plate 73 one end sets up in quick-witted box 72, guide plate 73 one end is provided with drive wheel 75 and the other end is provided with leading wheel 74, guide plate 73 both sides all are provided with limiting plate 76, drive wheel 75 and leading wheel 74 all are provided with two, and set up respectively in guide plate 73 both sides, two drive wheel 75 and leading wheel 74 respectively with correspond between the limiting plate 76 of side through bull stick fixed connection, motor 71 output shaft is connected with the bull stick transmission of drive wheel 75 axle center position, drive wheel 75 and leading wheel 74 operation opposite direction of guide plate 73 both sides, be provided with driving chain 77 between drive wheel 75 and the leading wheel 74, the fixed sawtooth 78 that is equipped with in the driving chain 77 outside, the number of the transmission chains 77 is two, and the two transmission chains are respectively and correspondingly arranged on the driving wheel 75 and the guide wheel 74 at two sides of the guide plate 73, the axial section of the sawtooth 78 is in an arc shape which is obliquely arranged, and the oblique directions of the arc sawtooth 78 on the two transmission chains 77 are opposite;
guide mechanism 21 is including base plate 35, base plate 35 and connecting rod 19 welding, it is equipped with baffle box 36 to inlay on the base plate 35, base plate 35 border position runs through and is equipped with rings 37, the outside cover of baffle box 36 is equipped with first lantern ring 38, first lantern ring 38 circumference side outer wall top is provided with couple 41 and bottom correspondence and is provided with hangers 40, couple 41 cooperatees with hangers 40, first lantern ring 38 quantity is equipped with a plurality ofly, and is adjacent be provided with between the first lantern ring 38 and connect cloth 39, and be connected through connecting cloth 39.
Further, in the above technical solution, the control mechanism 28 includes a circuit board, a connecting line and a control button, and the control button is connected to the motor 71 through the circuit board and the connecting line.
Further, in the above technical scheme, an annular fixture block 33 is arranged at the top edge of the first support rod 2, an annular embedding groove 32 is correspondingly arranged at the bottom of the second support rod 3, the annular fixture block 33 is matched with the annular embedding groove 32, external threads are arranged on the top end of the first support rod 2 and the outer wall of the bottom end of the second support rod 3 in the circumferential direction, and internal threads are arranged on the inner wall of the connecting sleeve 4 in a corresponding matching manner.
The beneficial effects of the above technical scheme are: the invention can utilize the pull handle connected with the nylon rope 26 to drive the pull rod 12 to move downwards, thereby driving the second cutter 11 to move upwards to match with the first cutter 10 to finish the pruning of smaller branches or leaves, the pruned branches and leaves fall into the material guide groove 36, and finally fall to the bottom along the connecting cloth 39 in a vertical state to be piled together, thereby facilitating the pruner to process the pruned branches and leaves, meanwhile, the pull handle connected with the nylon rope 26 can be utilized to drive the first cutter 10 at the top of the second upright post 9 to move upwards, thereby realizing the limit of the larger branch to be pruned, avoiding the branch from generating dislocation due to the acting force of the moving transmission chain 77 in the pruning process, increasing the labor capacity of the pruner, and enabling the motor 71 to drive the two transmission chains 77 with the inclined arc-shaped saw teeth 78 to rotate oppositely through the control button on the control mechanism 28, greatly quickening the cutting speed of the larger branches.
Example 2:
further, in the above technical solution, the reinforcing rod 20 is obliquely arranged between the connecting rod 19 and the top plate 5, so that a triangular frame is formed among the connecting rod 19, the reinforcing rod 20 and the top plate 5, thereby greatly improving the stability of the material guiding mechanism 21 in the using process.
Further, in the above technical solution, the first cutter 10 is provided with two cutter heads 34, the two cutter heads 34 are arranged in an axisymmetric manner with respect to the central axis of the first cutter 10, the distance between the two cutter heads 34 is equal to the maximum distance between the two transmission chains 77, on one hand, a complete cutting of a branch can be ensured, and on the other hand, the smoothness of a cut of the branch can be ensured, the projection shape of the cutter head 34 in the main viewing direction is an arc shape, the branch to be trimmed can be clamped in the arc-shaped notch, so that the branch is prevented from being dislocated due to an interaction force between the cutter heads in the trimming process, which results in a trimming failure, and the labor capacity of a trimmer is increased.
Furthermore, in the above technical scheme, the inner side of the handle 29 is wrapped with the anti-slip rubber mat 30, so that the situation that a hand slips when the handle 29 is held by a hand to keep a trimming state is avoided, the cross section of the base 1 is semi-circular, the inner side of the semi-circular base 1 is wrapped with the buffer rubber mat 31, so that when a trimmer carries out trimming work, the base 1 is fixed on a leg, the supporting force of the hand on the high branch trimming device can be greatly reduced, the fatigue of the hand can be effectively relieved, and meanwhile, due to the arrangement of the buffer rubber mat 31, when the base 1 is supported on the leg, the muscle of the leg cannot be greatly pressed, so that the continuous working time of the trimmer is prolonged.
Further, in the above technical solution, the axial cross-sectional shape of the material guiding chute 36 is an inverted isosceles trapezoid, so that the first collar 38 is conveniently sleeved outside the material guiding chute 36, and the hook 41 on the circumferential side of the first collar 38 is hung in the hanging ring 37 on the base plate 35.
Further, in the above technical scheme, the bottom of the first lantern ring 38 is provided with a second lantern ring 42, the outer wall of the second lantern ring 42 is fixedly sleeved with an annular object placing groove 43, a plurality of hooks 41 are arranged around the fixing ring at the joint of the second lantern ring 42 and the annular object placing groove 43, the hooks 41 at the top of the second lantern ring 42 can be hung in the hanging lugs 40 on the first lantern ring 38 at the bottommost end, and meanwhile, heavy objects such as stones and the like are placed in the annular object placing groove 43 outside the second lantern ring 42 to enhance the self weight of the second lantern ring 42, so that the connecting cloth 39 is kept in a vertical state, and the problem that the connecting cloth 39 is blown up by wind and leaves falling down cannot smoothly in the material guiding process is avoided.
The working principle of the invention is as follows:
referring to the attached drawing 1 of the specification, when in use, a pruning person installs the parts of the high branch pruning device according to the mode shown in fig. 1, when a small branch or leaf at a high place needs to be pruned, the pruning person only needs to push the semicircular base 1 at the bottom of the first supporting rod 2 against the leg, then extend the pruning tool to the position to be pruned, hold the handle 27 with one hand, pull the pull rod 12 at the end of the second cutting knife 11 with the nylon rope 26 by pulling the handle 24 connected with the nylon rope 26 with the other hand, so as to drive the second cutting knife 11 to prune the branch or leaf, during the downward movement of the pull rod 12, the first spring 15 is lengthened, after the pruning is completed, the handle 24 is released, so that under the restoring force of the first spring 15, the second cutting knife 11 returns to the initial position to prepare for the next round of pruning, and the pruned small branch or leaf falls into the material guiding chute 36, when branches with large height need to be trimmed, the semicircular base 1 at the bottom of the first support rod 2 is also propped against the leg, then the trimming tool is extended to the position to be trimmed, a control button on the control mechanism 28 is started to enable the motor 71 to drive the transmission chain 77 with the inclined arc-shaped saw teeth 78 to rotate, meanwhile, one hand holds the handrail 27, the other hand pulls the handle 24 connected with the nylon rope 26 to limit the branches by using the arc-shaped first cutter 10, the phenomenon that the branches are staggered due to the acting force of the transmission chain 77 in motion in the trimming process to cause the failure of trimming is avoided, the labor capacity of a trimmer is increased, and the large branches are cut;
referring to the attached drawing 2 of the specification, in the process of splicing the first strut 2 and the second strut 3, the annular clamping block 33 at the top end of the first strut 2 is firstly inserted into the annular embedding groove 32 at the bottom end of the second strut 3, and as the external threads are arranged on the peripheral side outer walls at the top end of the first strut 2 and the bottom end of the second strut 3, the first strut 2 and the second strut 3 can be fixed only by screwing the connecting sleeve 4 with the internal threads;
referring to the description and the accompanying drawing 3, two cutter heads 34 are arranged on the first cutter 10, the two cutter heads 34 are axially symmetrically arranged about the central axis of the first cutter 10, and meanwhile, the distance between the two cutter heads 34 is equal to the maximum distance between the two transmission chains 77 and the thickness of the second cutter 11, so that on one hand, a branch can be completely cut off, and on the other hand, the smoothness of a branch cut can be ensured, the projection shape of the cutter heads 34 in the main view direction is arc-shaped, and the branch to be trimmed can be clamped in the arc-shaped notch, so that the phenomenon that the branch is misplaced due to the mutual acting force between the cutter heads in the trimming process, the trimming failure is avoided, and the labor capacity of a trimmer is increased;
referring to the description and the attached drawing fig. 4, in the process of guiding the cut small branches, the hook 41 is firstly taken off from the hanging lug 40, so that the connecting cloth 9 is pulled away under the self-gravity of the first loop 38, and the hook 41 at the top of the second loop 42 is hung in the hanging lug 40 on the first loop 38 at the bottommost end, meanwhile, weights such as stone blocks and the like are placed in the annular placement groove 43 on the outer side of the second lantern ring 42 to enhance the self weight of the second lantern ring 42, thereby keeping the connecting cloth 39 in a vertical state, avoiding that the cut branches and leaves can not fall off smoothly because the connecting cloth 39 is blown up by wind in the material guiding process, then, the first cutter 10 and the second cutter 11 are used for pruning small branches and leaves, so that the pruned branches and leaves fall into the material guide groove 36, and finally fall to the bottom along the connecting cloth 39 in a vertical state to be piled together, thereby facilitating the pruner to process the pruned branches and leaves;
referring to the attached drawings 5-6 of the specification, when a large branch is trimmed, the two motors 71 are controlled to work by the control buttons on the control mechanism, and because the rotation directions of the output shafts of the two motors 71 are opposite, the two driving wheels 75 are driven to rotate oppositely, and then the two driving chains 77 are driven to move along the guide plate 73 in opposite directions, and because the inclination directions of the inclined arc-shaped sawteeth 78 on the two driving chains 77 are opposite, the cutting effect on the large branch to be trimmed can be greatly improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (10)

1. The utility model provides a branches of tall trees trimming means is used in gardens, includes base (1), its characterized in that: the cutting machine is characterized in that a first supporting rod (2) is arranged at the top of the base (1), a second supporting rod (3) is arranged at the top of the first supporting rod (2), a connecting sleeve (4) is arranged at the joint of the first supporting rod (2) and the second supporting rod (3), a top plate (5) is arranged at the top of the second supporting rod (3), a power supply (6) is arranged in the middle of the top plate (5), a sawing mechanism (7) is arranged at the top of the power supply (6), a first upright (8) is arranged on one side of the power supply (6) and a second upright (9) is arranged on the other side of the power supply, first cutters (10) are arranged at the tops of the first upright (8) and the second upright (9), a second cutter (11) is arranged at the bottom of the first cutter (10) at the top of the first upright (8) in a matching manner, and a pull rod (12, the first cutting knife (10) and the second cutting knife (11) on the top of the first upright post (8) and the first cutting knife (10) and the second upright post (9) on the top of the second upright post (9) are movably connected through a shaft coupling, one end of the first cutting knife (10) on the top of the first upright post (8) and the second upright post (9) is fixedly provided with a first connecting lug (13), the middle part of one side of the pull rod (12) is fixedly provided with a second connecting lug (14) and the top of the other side is fixedly provided with a third connecting lug (16), a first spring (15) is arranged between the first connecting lug (13) and the second connecting lug (14), two ends of the first spring (15) are respectively fixedly connected with the first connecting lug (13) and the second connecting lug (14), one side of the second upright post (9) is provided with a second spring (17), two ends of the second spring (17) are respectively fixedly connected with the first cutting knife (10) and the top plate (5) on the top of the second upright post (9), the cutting tool is characterized in that fixing sleeves (18) are arranged at the bottoms of a first cutter (10) at the top of a first upright post (8) and a top plate (5), the fixing sleeves (18) at the bottom of the first cutter (10) are in threaded connection with the fixing sleeves (18) at the bottoms of the first upright post (8) and the top plate (5) and a second support rod (3), a support plate (23) is fixedly sleeved on the first support rod (2), a first through hole (22) and a second through hole (25) are correspondingly arranged on the top plate (5) in a penetrating manner, nylon ropes (26) are arranged in the first through hole (22) and the second through hole (25) in a penetrating manner, a handle (24) is arranged at the bottom of the support plate (23) and a handrail (27) is arranged at the top of the support plate, two through holes (22), two through holes (25), two handles (24) and two nylon ropes (26) are arranged at the bottom of the first through hole (, two ends of one nylon rope (26) are fixedly connected with the third connecting lug (16) and a handle (24) on the corresponding side of the third connecting lug (16) respectively, two ends of the other nylon rope (26) are fixedly connected with a first connecting lug (13) on the end part of a first cutter (10) on the top of the second upright post (9) and a handle (24) on the corresponding side of the first cutter respectively, one end of the top of the supporting plate (23) is provided with a control mechanism (28), the surface of the first supporting rod (2) is provided with a handle (29), one end of the bottom of the top plate (5) is fixedly provided with a connecting rod (19), and one side of the connecting rod (19) is provided with a material guide mechanism (21);
the sawing mechanism (7) comprises a machine box (72), wherein both sides of the machine box (72) are provided with a motor (71), one end of the machine box (72) is provided with a guide plate (73), one end of the guide plate (73) is arranged in the machine box (72), one end of the guide plate (73) is provided with a drive wheel (75) and the other end is provided with a guide wheel (74), both sides of the guide plate (73) are provided with a limit plate (76), the drive wheel (75) and the guide wheel (74) are respectively arranged on both sides of the guide plate (73), the drive wheel (75) and the guide wheel (74) are respectively connected with the limit plate (76) on the corresponding side through a rotating rod fixed connection, an output shaft of the motor (71) is in transmission connection with the rotating rod at the axis position of the drive wheel (75), and the drive wheel (75) and the guide wheel (74) on both sides of the guide plate (73, a transmission chain (77) is arranged between the driving wheel (75) and the guide wheel (74), and sawteeth (78) are fixedly arranged on the outer side of the transmission chain (77);
guide mechanism (21) is including base plate (35), base plate (35) and connecting rod (19) welding, it is equipped with baffle box (36) to inlay on base plate (35), base plate (35) border position runs through and is equipped with rings (37), baffle box (36) outside cover is equipped with first lantern ring (38), first lantern ring (38) circumference side outer wall top is provided with couple (41) and bottom correspondence is provided with hangers (40), couple (41) and hangers (40) cooperate.
2. The pruning device for tall branches for gardens of claim 1, wherein: first branch (2) top border position is provided with annular fixture block (33), second branch (3) bottom correspondence is equipped with annular gomphosis groove (32), annular fixture block (33) cooperate with annular gomphosis groove (32), first branch (2) top and second branch (3) bottom circumference side outer wall all are provided with the external screw thread, connecting sleeve (4) inner wall corresponds the cooperation and is equipped with the internal thread.
3. The pruning device for tall branches for gardens of claim 1, wherein: and a reinforcing rod (20) is obliquely arranged between the connecting rod (19) and the top plate (5).
4. The pruning device for tall branches for gardens of claim 1, wherein: the quantity of drive chain (77) is equipped with two, and corresponds the setting respectively on drive wheel (75) and leading wheel (74) of guide plate (73) both sides, sawtooth (78) axle cross-sectional shape is the arc that the slope set up, and two drive chain (77) go up the opposite direction of slope of arc sawtooth (78).
5. The pruning device for tall branches for gardens of claim 1, wherein: be provided with tool bit (34) on first cutter (10), tool bit (34) quantity is equipped with two, and two tool bits (34) are axisymmetric setting about the central axis of first cutter (10), two distance between tool bit (34) equals the maximum distance between two driving chains (77), the projection shape of tool bit (34) main view direction is the arc.
6. The pruning device for tall branches for gardens of claim 1, wherein: the inside cladding of hand grip (29) has anti-skidding cushion (30), base (1) axle cross-sectional shape is the semicircle annular, semicircle annular base (1) inboard cladding has buffering cushion (31).
7. The pruning device for tall branches for gardens of claim 1, wherein: the axial section of the material guide groove (36) is in an inverted isosceles trapezoid shape.
8. The pruning device for tall branches for gardens of claim 1, wherein: the number of the first lantern rings (38) is multiple, and connecting cloth (39) is arranged between the adjacent first lantern rings (38) and connected through the connecting cloth (39).
9. The pruning device for tall branches for gardens of claim 1, wherein: first lantern ring (38) bottom is provided with the second lantern ring (42), the fixed cover of second lantern ring (42) outer wall is equipped with the annular and puts thing groove (43), and second lantern ring (42) and annular put thing groove (43) junction fixed ring around being equipped with a plurality of couples (41).
10. The pruning device for tall branches for gardens of claim 1, wherein: the control mechanism (28) comprises a circuit board, a connecting line and a control button, and the control button is connected with the motor (71) through the circuit board and the connecting line.
CN201810887807.XA 2018-07-26 2018-07-26 Branches of tall trees trimming means is used in gardens Expired - Fee Related CN108849003B (en)

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CN109716951A (en) * 2019-03-06 2019-05-07 国网山东省电力公司沂源县供电公司 A kind of Multifunctional tree trimmer
CN110393097A (en) * 2019-08-26 2019-11-01 国网河南省电力公司漯河供电公司 Branch cleaning plant around a kind of transmission line of electricity
CN110771374A (en) * 2019-11-17 2020-02-11 徐州新路缘机械科技有限公司 Pruning shears for gardens convenient to change tool bit
CN112840884A (en) * 2020-12-31 2021-05-28 贵州电网有限责任公司 Special high branch saw of high-voltage live working robot

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