CN111264333A - Segmented digging and cutting type tree mover around tree circumference - Google Patents

Segmented digging and cutting type tree mover around tree circumference Download PDF

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Publication number
CN111264333A
CN111264333A CN202010257050.3A CN202010257050A CN111264333A CN 111264333 A CN111264333 A CN 111264333A CN 202010257050 A CN202010257050 A CN 202010257050A CN 111264333 A CN111264333 A CN 111264333A
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CN
China
Prior art keywords
tree
guide plate
spherical guide
swing arm
saw chain
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Pending
Application number
CN202010257050.3A
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Chinese (zh)
Inventor
万茂松
万恩泽
宋可
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Nanjing Forestry University
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Nanjing Forestry University
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Publication date
Application filed by Nanjing Forestry University filed Critical Nanjing Forestry University
Priority to CN202010257050.3A priority Critical patent/CN111264333A/en
Publication of CN111264333A publication Critical patent/CN111264333A/en
Pending legal-status Critical Current

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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
    • A01G23/00Forestry
    • A01G23/02Transplanting, uprooting, felling or delimbing trees
    • A01G23/06Uprooting or pulling up trees; Extracting or eliminating stumps

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

Abstract

The technology provides a tree mover which can cut trees in a segmented mode around the circumference of a tree and has the advantages of being simple in structure, convenient to operate, high in efficiency, good in operation safety, regular in shape of soil balls of tree roots and good in combination of soil and the tree roots. Mainly comprises a cart, an excavating tool and a tree clamp, wherein the excavating tool comprises a swing arm, a spherical guide plate, a power source, a saw chain and a transmission mechanism. The power source drives the saw chain to reciprocate at the edge of the spherical guide plate through the transmission mechanism, the spherical guide plate swings up and down in a vertical plane through the swing arm, one section of digging and cutting is completed through one-time complete swinging, the digging cutter realizes circular motion around a trunk under the action of the trolley and the tree clamp, the whole circumference is divided into a plurality of sections, and the digging and cutting of the whole soil ball can be completed through one-time digging and cutting of each section.

Description

Segmented digging and cutting type tree mover around tree circumference
Technical Field
This patent belongs to forestry machinery technical field, concretely relates to tree mover.
Background
The tree transplanting machine has two existing tree digging methods, one is a large-scale tree digging machine which is large in size, heavy in weight and high in price, is inconvenient to use and high in cost although having higher efficiency, and is often limited by an operation field; the other method is to adopt manual tree digging, the adopted tools are of two types, one type is a simple digging tool without power, the digging tool completely depends on physical power, the labor intensity is very high, the efficiency is very low, the other type is a digging machine with small power, the whole tree digging process needs to be held by the physical power, the physical power consumption is large, the efficiency is not very high, soil balls of the tree root dug are irregular, the survival rate of tree transplanting is influenced, and certain danger exists. Along with the continuous improvement of living conditions of people, the labor cost is higher and higher at present, and the tree digging device which is simple in structure, light in weight, convenient to use, regular in tree root soil ball digging, high in efficiency and safe in operation is invented, and is particularly important.
Disclosure of Invention
The tree mover is simple in structure, small in size, light in weight, convenient to operate, high in efficiency, good in safety in the operation process, regular in tree root soil ball shape and good in tree root and soil combination.
In order to achieve the purpose, the technical scheme of the patent is as follows:
a tree mover capable of cutting trees in a segmented mode around the circumference of a tree mainly comprises a trolley, an excavating cutter and a tree clamp, wherein the excavating cutter comprises a swing arm, a spherical guide plate, a power source, a saw chain and a transmission mechanism. The longitudinal tail end of the cart is provided with at least two universal wheels, so that the cart is convenient to move, the tree clamp is fixed on the middle cross rod of the cart, when the tree clamp loosely sleeves the trunk, the cart can do circular motion around the trunk, and when the tree clamp tightly clamps the trunk, the cart is relatively fixed with the trunk. The digging cutter is arranged on the cart in a swinging way through two swing arms, the swinging shafts are positioned at the tail ends of the cart close to the wheels, the axes of the swinging shafts are parallel to the horizontal plane, the swing arms swing up and down in a vertical plane, the spherical guide plate is fixed at the other end of the swing arms, the distance between the spherical guide plate and the swinging shafts of the swing arms is the effective length of the swing arms and is larger than the distance between the spherical guide plate and the center of the tree holder, in the vertical plane, the swing arms are vertical to the tangent line of the upper edge of the spherical guide plate, so that the swinging axes of the swing arms pass through the spherical center of the spherical guide plate, when the swing arms swing up,
the spherical guide plate is a spherical thin plate with the outline approximate to an isosceles triangle, the middle parts of two side edges are outwards protruded to form an arc shape, three corners are chamfered to form round corners, the radius of each round corner is at least more than 20 mm, grooves are formed in the side edges of the whole spherical guide plate, the width of each groove is based on a middle guide tooth just inserted into a saw chain, the saw chain is similar to the saw chain of a chain saw, the saw chain is installed on the spherical guide plate through the middle guide tooth, and the saw chain can slide relatively along the edge of the guide plate.
The power source is fixed on the swing arm and can swing up and down along with the spherical guide plate, the transmission mechanism comprises a crank, a connecting rod, a reciprocating sliding rod and a supporting sleeve, the crank is fixed on an output shaft of the power source, the supporting sleeve is fixed on the guide plate, the reciprocating sliding rod is inserted into the supporting sleeve and can slide in a reciprocating mode, one end of the connecting rod is connected to the crank through a shaft pin, the other end of the connecting rod is connected to the reciprocating sliding rod through a shaft pin, the reciprocating sliding rod is connected with the saw chain, and when the reciprocating sliding rod does reciprocating motion, the saw chain can be driven to reciprocate on the spherical guide.
The tree clamp is composed of two metal semicircular rings, one of the two metal semicircular rings is fixed on the cart, one ends of the two semicircular rings are movably connected through a shaft pin and can rotate relatively, and the other ends of the two semicircular rings are fixed through bolts and can clamp the rod.
The beneficial effect of this technique is: this patent is when using, earlier with the tree clamp with the shallow fixed on the trunk, saw chain reciprocating motion on the sphere baffle on the excavation cutter, the baffle does the swing to the below ground, accomplish partly of earth ball and dig and cut, will dig again and put away from ground on the cutter, it makes the shallow press from both sides tightly again around the trunk rotation angle back to loosen the tree clamp, accomplish digging and cutting of another part behind the excavation cutter luffing motion, so repeated going on, just can accomplish digging and cutting of whole earth ball, one-man operation just can be accomplished, convenient, safety, high efficiency, and, moreover, because the effective length of swing arm is greater than the radius of motion of sphere baffle around the trunk, the root earth ball of digging out is the apple shape, accord with the needs that the trees were transplanted more.
Drawings
Fig. 1 is a front view of the overall structural schematic.
Fig. 2 is a top view of the general structural schematic.
Fig. 3 is a schematic diagram of the transmission mechanism.
FIG. 4 is a schematic outline view of a spherical guide plate.
In the figure: 1. the device comprises a cart, 2, a swing arm, 3, a spherical guide plate, 4, a power source, 5 transmission mechanisms, 6, a tree clamp, 7, wheels, 8, a connecting rod, 9, a reciprocating sliding rod, 10, a support sleeve, 11, a saw chain, 12 and a crank.
Detailed Description
The embodiment of the tree mover comprises a cart 1, an excavating cutter and a tree clamp 6, wherein the excavating cutter comprises a swing arm 2, a spherical guide plate 3, a power source 4, a saw chain 11 and a transmission mechanism 5, the cart is formed by welding two longitudinal metal rods and two transverse metal rods, two universal wheels 7 are arranged at the tail ends of the two longitudinal rods, the tree clamp consists of two metal semicircular rings, the middle of one semicircular ring is fixed in the middle of the transverse rod of the cart, one ends of the two semicircular rings are movably connected through a shaft pin and can rotate relatively, the other ends of the two semicircular rings are fixed through bolts and can clamp a trunk, when the tree clamp is loosely sleeved on the trunk, the cart can do circular motion around the trunk, and when the tree clamp clamps clamp the trunk, the cart and the trunk are relatively fixed. Two swing arms of the digging cutter are respectively arranged at the tail ends, close to wheels, of two longitudinal rods of the cart in a swinging mode through shaft pins, the two shaft pins are arranged on the same axis, the axis is parallel to the water surface, the swing arms swing up and down in a vertical plane, a spherical guide plate is fixed at the other ends of the two swing arms, a transverse rod is welded between the tail ends of the two swing arms for improving strength, the middle of the transverse rod is simultaneously welded with the spherical guide plate, the distance between the spherical guide plate and the swing shaft of the swing arms is the effective length of the swing arms, the length is larger than the distance between the spherical guide plate and the center of the tree clamp, the swing arms are perpendicular to the tangent line of the upper edge of the spherical guide plate in the vertical plane, the swing axis of the swing arms passes through the spherical center of the spherical guide plate, and when the.
The spherical guide plate is a spherical thin plate with the outline approximate to an isosceles triangle, the middle parts of two side edges are outwards protruded to form an arc shape, three corners are chamfered to form round corners, the radius of each round corner is at least more than 20 mm, the side edges of the whole spherical guide plate are provided with grooves, the width of each groove is based on a middle guide tooth just inserted into a saw chain, the saw chain adopts a common saw chain on an oil saw, the saw chain is installed on the spherical guide plate through the middle guide tooth, and the saw chain can slide relatively along the edge of the guide plate.
The power source 4 is fixed on the swing arm and can swing up and down along with the spherical guide plate, a motor with a reducer is used as the power source, the rotating speed and the torque can be more suitable, the transmission mechanism comprises a crank 12, a connecting rod 8, a reciprocating sliding rod 9 and a supporting sleeve 10, the crank is fixed on an output shaft of the power source, the supporting sleeve is fixed on the guide plate, the reciprocating sliding rod is inserted in the supporting sleeve and slides in a reciprocating way relatively, one end of the connecting rod is connected on the crank through a shaft pin, the other end of the connecting rod is connected on the reciprocating sliding rod through the shaft pin, the reciprocating sliding rod is connected with a saw chain, the reciprocating sliding rod is welded with a certain guide tooth in the saw chain, when the crank rotates, the saw chain can move back and forth,
the length of the saw chain is adjusted by increasing or decreasing the chain links, so that the saw chain can not fall off and can freely slide.
The method of use of this patent is described as follows: the position of the cart is adjusted, the cart is fixed at the root of a trunk by a tree clamp, the excavating tool is lifted, the spherical guide plate and the saw chain are separated from the ground, a power supply of a power source is started, the saw chain slides on the spherical guide plate in a reciprocating mode, the excavating tool is slowly put down, the spherical guide plate and the saw chain dig and cut soil and tree roots below the ground together, when the swing arm moves to the lowest position, the excavating tool is swung upwards and away from the ground, the power supply is turned off, then the tree clamp is loosened, the cart rotates around the trunk by an angle and then is clamped, the power supply is turned on, the excavating tool continuously swings upwards and downwards for one cycle, and the whole soil ball digging and cutting are completed by repeating the steps.

Claims (6)

1. A tree mover capable of cutting trees in a segmented mode around the circumference of a tree mainly comprises a trolley, an excavating cutter and a tree clamp, wherein the trolley is provided with at least two universal wheels which are installed at the longitudinal tail end of the trolley, the excavating cutter is arranged on the trolley in a swinging mode, the swinging axis of the excavating cutter is parallel to the horizontal plane, and the tree clamp is fixed in the middle of a cross rod in the middle of the trolley.
2. A tree mover for segmenting around a tree circumference as claimed in claim 1, wherein: the excavating tool comprises a swing arm, a spherical guide plate, a power source, a saw chain and a transmission mechanism, wherein one end of the swing arm is connected with a swing shaft, the other end of the swing arm is fixed with the spherical guide plate, and the swing arm is perpendicular to a tangent line of the upper edge of the spherical guide plate in a vertical plane, so that the swing axis of the swing arm passes through the spherical center of the spherical guide plate.
3. A tree mover for segmenting around a tree circumference as claimed in claim 2, wherein: the spherical guide plate is a spherical thin plate with the outline approximate to an isosceles triangle, the middle parts of two side edges are outwards protruded to form an arc shape, three corners are in fillet transition, the radius of each fillet is at least more than 20 mm, grooves are formed in the side edges of the whole spherical guide plate, the width of each groove is based on a middle guide tooth just inserted into a saw chain, and the saw chain is installed on the spherical guide plate through the middle guide tooth and can slide relatively along the edge of the guide plate.
4. A tree mover for segmenting around a tree circumference as claimed in claim 2, wherein: the shell of the power source is fixed with the swing arm and the spherical guide plate and can swing up and down along with the swing arm in a vertical plane.
5. A tree mover for segmenting around a tree circumference as claimed in claim 2, wherein: the transmission mechanism comprises a crank, a connecting rod, a reciprocating sliding rod and a supporting sleeve, the crank is fixed on an output shaft of the power source, the supporting sleeve is fixed on the guide plate, the reciprocating sliding rod is inserted into the supporting sleeve and can slide in a reciprocating mode, one end of the connecting rod is connected to the crank through a shaft pin, the other end of the connecting rod is connected to the reciprocating sliding rod through the shaft pin, the reciprocating sliding rod is connected with the saw chain, and the crank drives the saw chain to move on the guide plate in a reciprocating mode when rotating.
6. A tree mover for segmenting around a tree circumference as claimed in claim 1, wherein: the tree clamp is composed of two metal semicircular rings, one ends of the two semicircular rings are movably connected through a shaft pin and can rotate relatively, and the other ends of the two semicircular rings are fixed through bolts and can clamp the rod.
CN202010257050.3A 2020-04-03 2020-04-03 Segmented digging and cutting type tree mover around tree circumference Pending CN111264333A (en)

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CN202010257050.3A CN111264333A (en) 2020-04-03 2020-04-03 Segmented digging and cutting type tree mover around tree circumference

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CN202010257050.3A CN111264333A (en) 2020-04-03 2020-04-03 Segmented digging and cutting type tree mover around tree circumference

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CN111264333A true CN111264333A (en) 2020-06-12

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252755Y (en) * 2008-08-04 2009-06-10 袁寿勤 Portable tree mover
CN102273394A (en) * 2010-06-10 2011-12-14 东北林业大学 Sealed ellipsoidal tree-digging spade blades
CN202773587U (en) * 2012-06-16 2013-03-13 丑纪行 Tree moving truck
CN203416685U (en) * 2013-08-15 2014-02-05 徐四旺 Tree digger used for digging nursery-grown plants with soil balls
CN106472244A (en) * 2016-09-28 2017-03-08 浙江省农业机械研究院 Hydraulic-driven tree transplanter
CN209698165U (en) * 2019-03-25 2019-11-29 湖北鄂嘉科技有限公司 A kind of reciprocating saw
CN212368048U (en) * 2020-04-03 2021-01-19 南京林业大学 Segmented digging and cutting type tree mover around tree circumference

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252755Y (en) * 2008-08-04 2009-06-10 袁寿勤 Portable tree mover
CN102273394A (en) * 2010-06-10 2011-12-14 东北林业大学 Sealed ellipsoidal tree-digging spade blades
CN202773587U (en) * 2012-06-16 2013-03-13 丑纪行 Tree moving truck
CN203416685U (en) * 2013-08-15 2014-02-05 徐四旺 Tree digger used for digging nursery-grown plants with soil balls
CN106472244A (en) * 2016-09-28 2017-03-08 浙江省农业机械研究院 Hydraulic-driven tree transplanter
CN209698165U (en) * 2019-03-25 2019-11-29 湖北鄂嘉科技有限公司 A kind of reciprocating saw
CN212368048U (en) * 2020-04-03 2021-01-19 南京林业大学 Segmented digging and cutting type tree mover around tree circumference

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