CN105746194A - Gardening high branch shear device - Google Patents
Gardening high branch shear device Download PDFInfo
- Publication number
- CN105746194A CN105746194A CN201610118801.7A CN201610118801A CN105746194A CN 105746194 A CN105746194 A CN 105746194A CN 201610118801 A CN201610118801 A CN 201610118801A CN 105746194 A CN105746194 A CN 105746194A
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- cutting blade
- cutting
- compression spring
- fork
- blade
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
- A01G3/081—Manual cutting tools not otherwise provided for, e.g. pruning hooks
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention discloses a gardening high branch shear device, belongs to a high branch shear device in the technical field of gardening tools, and aims to provide a gardening high branch shear device capable of realizing automatic reset. The technical scheme is as follows: the gardening high branch shear device comprises a long handheld rod, a scissors handle, a first movable blade, a second movable blade and a pull rope, wherein the scissors handle is connected to the top of the long handheld rod; the first movable blade and the second movable blade are hinged to the scissors handle; the scissors handle is hinged with a swing rod; the tail end part of the first movable blade is hinged with a connection rod; the connection rod is hinged with the swing rod; an accommodating cavity is formed in the swing rod and is divided into a shaft accommodating cavity and a spring accommodating spring; a compression spring is arranged in the spring accommodating cavity; one end of the compression spring is in contact with a partition, and the other end of the compression spring is provided with a rope end fixing seat; a pin shaft is connected with a resetting rope; the resetting rope penetrates through the shaft accommodating cavity, the partition and the compression spring in sequence and is connected with the rope end fixing seat. The gardening high branch shear device is suitable for trimming branches.
Description
Technical field
The invention belongs to horticultural apparatus technical field, relate to a kind of horticultural averruncator cutting apparatus.
Background technology
Averruncator is a kind of conventional gardens gardening pruning tool, carries out wiping out operation mainly for little tree high-altitude branch.Averruncator has simple type, and product quality is poor, most common failure: bark pocket, do not dehisce, fall screw, short spring, have pulley.Bar is gathered materials on the spot with rod, bamboo pole etc. more.More high-grade averruncator feature: hands is pinched averruncator, had secateurs type, chopper type.Bar is equipped with and is mostly reinforced plastic glass fibre bar, iron, and length is: 3 meters, 3.5 meters, 4 meters, 5 meters.Extraordinary averruncator according to Ye You electric industry department of range of use specialty.Effect: 1, preventing and treating fall webworms play very big effect, prune pest and disease damage branch；2, in orchard, also has great role, moreover it is possible to collecting fruit.
Application number be 201220149157 invention provide a kind of averruncator, this averruncator includes fixed blade and cutting blade, fixed blade is fixed with fixing fixture block, cutting blade is provided with movable clip block, described movable clip block is hinged on by contiguous block on fixed blade and the hinged bearing pin of cutting blade, being provided with torsion spring between described contiguous block and the afterbody of cutting blade, the end face that fixing fixture block is relative with movable clip block is respectively provided with horizontal sawtooth shape fin, zigzag ridge in cross-section is for falling zigzag.Although this averruncator can realize the pruning to eminence branch, but owing to hands is being connected only with the hard pull bar being arranged in long barrel rod with between cutting blade, so in pruning process, when hands or when the rotational angle of cutting blade is bigger, pull bar will rock bigger, thus interfering with the inwall of long barrel rod, impact operation.And if increase long barrel rod diameter to solve the problems referred to above, will also result in weight increase, the problem of inconvenient operation.
For this, application number be 201320501628.0 patent of invention disclose a kind of averruncator.This averruncator includes long barrel rod, handle, fixed blade, cutting blade, back-moving spring and pull bar, and described fixed blade is fixed on one end of long barrel rod, and described handle is articulated with the other end of long barrel rod, and described cutting blade coordinates by bearing pin is hinged with fixed blade；One end of described back-moving spring is connected with long barrel rod, and the other end is connected with cutting blade；It is critical only that described pull bar is through long barrel rod, the two ends of pull bar are exposed to long barrel rod, and are connected with handle, cutting blade respectively by bicycle chain.Fixed blade, cutting blade are the bending direction arcuate structure towards handle orientations, so in pruning process, utilize fixed blade, cutting blade clamp branch and pull to handle orientations, be not only convenient for pruning, the position that branch drops can also be controlled, it is to avoid when branch drops, smash the flowers and fruits of lower.
Though above-mentioned averruncator can realize the pruning to branch.But, after blade rotation realizes the shearing of branch, blade realizes resetting generally by the back-moving spring linked with blade.When averruncator between branch intert remove pollard time, owing to branch is interleaved with distribution, thus prune time the as easy as rolling off a log restriction being subject to branch of back-moving spring and cannot be stretched with the rotation of blade, compress or prune after the as easy as rolling off a log restriction being subject to branch of back-moving spring and cannot realize reset, thus cause blade can not normally realize resetting, the impact pruning efficiency to branch.
Summary of the invention
It is an object of the invention to provide one and can realize automatically reset horticultural averruncator cutting apparatus.
For achieving the above object, the technical scheme is that
A kind of horticultural averruncator cutting apparatus, including hand-held stock, shear shank, the first cutting blade, the second cutting blade and stay cord, described shear shank is connected to the top of hand-held stock, and described first cutting blade and the second cutting blade are all articulated with on shear shank；Described shear shank there are by hinge the fork pulled by stay cord, the tail end of described first cutting blade are hinged with connecting rod, are articulated and connected in the middle part of the other end of described connecting rod and fork；The inside of described fork offers accommodation chamber, described accommodation intracavity is divided into axle by dividing plate and holds chamber and spring accommodation chamber, described bearing pin is positioned at axle and holds intracavity, described spring holds intracavity and is provided with compression spring, described compression spring one end and baffle contacts, the described compression spring other end is provided with the fixing seat of fag end；Being connected to reset rope on described bearing pin, the described rope other end that resets sequentially passes through axle accommodation chamber, dividing plate and compression spring and is connected with the fixing seat of fag end.
Preferably, described swing link end part is provided with mobile pulley, and the tail end of described second cutting blade is connected to hook, and the head of described stay cord is fixed on hook after walking around mobile pulley.
Preferably, the cutting edge of described first cutting blade and the second cutting blade is arcuate structure, and the homonymy being respectively positioned on hand-held stock of the cutting edge of described first cutting blade and the second cutting blade.
Preferably, the cutting edge of the second cutting blade is circular groove, and the circular groove of described second cutting blade caves in upper left side.
Preferably, the top of described shear shank is connected to sawtooth sheet, and the work surface of described sawtooth sheet is evenly equipped with some sawtooth.
Preferably, the work surface of described sawtooth sheet and the angle of hand-held stock are 130 ° to 145 °.
Preferably, described hand-held stock being additionally provided with fixed block, the tail end of described stay cord is free end after walking around mobile pulley, fixed block successively.
Compared with prior art, the beneficial effects of the present invention is:
This horticultural averruncator cutting apparatus mainly includes the first cutting blade and the second cutting blade, the first cutting blade and the second cutting blade and is all articulated and connected on shear shank, and the first cutting blade and the second cutting blade rotate around same bearing pin；First cutting blade, connecting rod and fork are articulated and connected successively, fork and the second cutting blade connect linkage by stay cord, by arranging reset rope at the accommodation intracavity of fork, the structures such as compression spring and the fixing seat of fag end, when pulling stay cord to make fork rotate, it is wrapped in the reset rope on bearing pin to increase, thus reset rope will by fag end fixing seat compression compression spring, after the active force acted on stay cord disappears, compression spring recovers deformation and drives fork to rotate backward, the first cutting blade is made to rotate backward with the second cutting blade and separate, recover to initial condition, make it separately without the extra active force that again cutting blade applied, it is easy to the use of this horticultural averruncator cutting apparatus, and the pruning efficiency of horticultural averruncator cutting apparatus can be effectively improved to a certain extent；Owing to the first cutting blade, connecting rod and fork are articulated and connected successively, fork and the second cutting blade connect linkage by stay cord, when pulling downward on stay cord, fork and the second cutting blade rotate in opposite directions, the fork rotated drives the first cutting blade to rotate by connecting rod, and first the rotation direction of cutting blade and the second cutting blade contrary, thus realizing shear action and branch being pruned；Owing to pulling stay cord to carry out in the process pruned, first cutting blade and the equal move toward one another of the second cutting blade, when pruning the branch of same diameter, first cutting blade of move toward one another and the second cutting blade are than independently moving cutting blade, the required angle rotated of blade reduces, time needed for blade rotation also will shorten, it is thus able to be effectively improved the pruning efficiency of horticultural averruncator cutting apparatus, and the active force of branch or momentum are significantly greater than the cutting blade active force to branch during independently moving cutting blade by the blade of move toward one another, thus the blade of move toward one another can be more prone to, quickly branch is cut short, improve the pruning efficiency of horticultural averruncator cutting apparatus and reduce the active force pruned on the acted on stay cord of branch.Additionally, the two sides of the sawtooth sheet at shear shank top are provided with sawtooth, after the sawtooth of side is smoothed, it be also possible to use the sawtooth of opposite side and carry out sawing processing, improve service life and the service efficiency of this beta pruning specific purpose tool.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of fork in the present invention；
Fig. 3 be in the present invention fork turn an angle after state diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described:
A kind of horticultural averruncator cutting apparatus, this horticultural averruncator cutting apparatus includes hand-held stock 1, shear shank the 2, first cutting blade the 3, second cutting blade 4 and stay cord 8.The top of this hand-held stock 1 is connected to shear shank 2, the medium position of this shear shank 2 is provided with a bearing pin 34, this first cutting blade 3 and the second cutting blade 4 are all articulated with on shear shank 2, the blade of the first cutting blade 3 and the blade of the second cutting blade 4 are arranged oppositely, and this first cutting blade 3, second cutting blade 4 all can be freely rotatable on shear shank 2.The side of this shear shank 2 is hinged with fork 6 also by bearing pin 34, and the other end of this fork 6 is provided with mobile pulley 5, and this mobile pulley 5 can be freely rotatable on fork 6, and this fork 6 also can be freely rotatable around its jointed shaft on shear shank 2.The tail end of this first cutting blade 3 is hinged with connecting rod 9, and this connecting rod 9 can be freely rotatable on the first cutting blade 3.The other end of this connecting rod 9 is articulated with the medium position of fork 6, and when External Force Acting and makes fork 6 rotation make on fork 6, this fork 6 can pass through connecting rod 9 and drive the first cutting blade 3 to rotate.
The inside of this fork 6 is further opened with holding chamber, and this accommodation intracavity is provided with dividing plate 62, and accommodation chamber is divided into two by this dividing plate 62, and namely axle holds chamber 61 and spring accommodation chamber 63.This bearing pin 34 being used for hinged fork 6 and shear shank 2 is positioned at this axle and holds chamber 61, and the accommodation of this spring is provided with compression spring 66 in chamber 63, and this compression spring 66 one end contacts with dividing plate 62, and the other end of this compression spring 66 is provided with the fixing seat of fag end；Being connected to reset rope 65 on the face of cylinder of bearing pin 34, this reset 65 one end of restricting are fixedly connected on bearing pin 34, and the other end of this reset rope 65 sequentially passes through axle to be held the through hole on chamber 61, dividing plate 62 and compression spring 66 and last fix seat with fag end and be connected.When pulling stay cord 8 to make fork 6 rotate, the reset rope 65 being wrapped on bearing pin 34 increases (comparison diagram 2, thick camber line in Fig. 3), thus the rope 65 that resets will by fag end fixing seat compression compression spring 66, after the active force acted on stay cord 8 disappears, compression spring 66 recovers deformation and drives fork 6 to rotate backward, the first cutting blade 3 is made to rotate backward with the second cutting blade 4 and separate, recover to initial condition, make it separately without the extra active force that again cutting blade applied, it is easy to the use of this horticultural averruncator cutting apparatus, and the pruning efficiency of horticultural averruncator cutting apparatus can be effectively improved to a certain extent.
As the presently preferred embodiments, on the basis of such scheme, the tail end of this second cutting blade 4 is provided with hook 7, namely the head of this stay cord 8 is connected on this hook 7, and the other end of this stay cord 8 is positioned at the bottom of hand-held stock 1 after walking around mobile pulley 5, and for horticultural averruncator cutting apparatus user.
When needing to prune higher branch, bottom the hand-held stock 1 of user, and moving to appointment position on the first cutting blade 3 and the second cutting blade 4, branch now to be pruned is between the first cutting blade 3 and the blade of the second cutting blade 4.Then user pulls downward on stay cord 8, drives fork 6 and the second cutting blade 4 to rotate in opposite directions by stay cord 8, and the fork 6 of rotation will drive the first cutting blade 3 to rotate by connecting rod 9, and the first cutting blade 3 and the second cutting blade 4 also will be rotate opposite to each other.Due to the first cutting blade 3 and the second cutting blade 4 cutting edge in opposite directions, thus the first cutting blade 3 of move toward one another and the second cutting blade 4 will make the cutting edge of two blades rotate in opposite directions and act on branch to be pruned, and finally realize the pruning of branch.Owing to pulling stay cord 8 to carry out in the process pruned, first cutting blade 3 and the second equal move toward one another of cutting blade 4, when pruning the branch of same diameter, first cutting blade 3 and the second cutting blade 4 ratio independently moving cutting blade of move toward one another, the required angle rotated of blade reduces, time needed for blade rotation also will shorten, it is thus able to be effectively improved the pruning efficiency of horticultural averruncator cutting apparatus, and the active force of branch or momentum are significantly greater than the cutting blade active force to branch during independently moving cutting blade by the blade of move toward one another, thus the blade of move toward one another can be more prone to, quickly branch is cut short, improve the pruning efficiency of horticultural averruncator cutting apparatus and reduce the active force pruned on the acted on stay cord 8 of branch.
As the presently preferred embodiments, on the basis of such scheme, the cutting edge of the first cutting blade 3 and the second cutting blade 4 is arcuate structure, and the homonymy being respectively positioned on hand-held stock 1 of the cutting edge of the first cutting blade 3 and the second cutting blade 4.
As the presently preferred embodiments, the cutting edge of described second cutting blade 4 is circular groove, and the circular groove of described second cutting blade 4 caves in upper left side.Owing to the circular groove of the second cutting blade 4 caves in upper left side, thus this shear is in use, this second cutting blade 4 can act on downwards for catching on branch to be pruned, tampering of branch when effectively preventing moving shear cutting apparatus from pruning and affect branch pruning efficiency and prune effect.
As the presently preferred embodiments, on the basis of such scheme, the top of shear shank 2 is connected to sawtooth sheet 11, and the work surface of sawtooth sheet 11 is evenly equipped with some sawtooth.When needs use sawtooth sheet 11 to saw branch, bottom the hand-held stock 1 of user, being moved by sawtooth sheet 11 to branch place for sawing, then pull whole horticultural averruncator cutting apparatus more up and down, sawtooth sheet 11 is by acting on branch up and down, and branch is sawed-off.
As the presently preferred embodiments, on the basis of such scheme, the angle of the work surface of sawtooth sheet 11 and hand-held stock 1 is 130 ° to 145 °.Owing to the work surface of sawtooth sheet 11 and the angle of hand-held stock 1 are 130 ° to 145 °, thus when the hand-held stock 1 of user carries out saw operation, sawtooth sheet 11 on horticultural averruncator cutting apparatus is 30 ° to 45 ° with branch angle on vertical guide, when now pulling sawtooth sheet 11 up and down, sawtooth sheet 11 to the saw elaboration effect of branch more preferably, improves the saw working (machining) efficiency of sawtooth sheet 11.
As the presently preferred embodiments, on the basis of such scheme, hand-held stock 1 being additionally provided with fixed block 10, the tail end of stay cord 8 is free end after walking around mobile pulley 5, fixed block 10 successively.Certainly, this fixed block 10 can arrange multiple, and multiple fixed block 10 being axially set in turn on hand-held stock 1 along hand-held stock 1.The free end of this stay cord 8 is after fixed block 10, make the free end of stay cord 8 closer to hand-held stock 1, user is when using this horticultural averruncator cutting apparatus, user is hand-held stock 1 on the other hand, another hands of user can hold the free end of stay cord 8 quickly and easily, without the free end of look round for stay cord 8, user-friendly, improve the pruning efficiency of this horticultural averruncator cutting apparatus.
Claims (7)
1. a horticultural averruncator cutting apparatus, including hand-held stock (1), shear shank (2), the first cutting blade (3), the second cutting blade (4) and stay cord (8), described shear shank (2) is connected to the top of hand-held stock (1), and described first cutting blade (3) and the second cutting blade (4) are all articulated with on shear shank (2)；It is characterized in that: described shear shank (2) is hinged with the fork (6) pulled by stay cord (8) by bearing pin (34), the tail end of described first cutting blade (3) is hinged with connecting rod (9), and the other end of described connecting rod (9) is articulated and connected with fork (6) middle part；The inside of described fork (6) offers accommodation chamber, described accommodation intracavity is divided into axle by dividing plate (62) and holds chamber (61) and spring accommodation chamber (63), described bearing pin (34) is positioned at axle and holds chamber (61), compression spring (66) it is provided with in described spring accommodation chamber (63), described compression spring (66) one end contacts with dividing plate (62), and described compression spring (66) other end is provided with the fixing seat (34) of fag end；Being connected to reset rope (65) on described bearing pin (34), described rope (65) other end that resets sequentially passes through axle accommodation chamber (61), dividing plate (62) and compression spring (66) and is connected with the fixing seat (64) of fag end.
2. a kind of horticultural averruncator cutting apparatus as claimed in claim 1, it is characterized in that: described fork (6) end is provided with mobile pulley (5), the tail end of described second cutting blade (4) is connected to hook (7), and the head of described stay cord (8) is fixed on hook (7) after walking around mobile pulley (5).
3. a kind of horticultural averruncator cutting apparatus as claimed in claim 1, it is characterized in that: the cutting edge of described first cutting blade (3) and the second cutting blade (4) is arcuate structure, and the homonymy being respectively positioned on hand-held stock (1) of the cutting edge of described first cutting blade (3) and the second cutting blade (4).
4. a kind of horticultural averruncator cutting apparatus as claimed in claim 3, it is characterised in that: the cutting edge of described second cutting blade (4) is circular groove, and the circular groove of described second cutting blade (4) caves in upper left side.
5. a kind of horticultural averruncator cutting apparatus as described in claim 1,2,3 or 4, it is characterised in that: the top of described shear shank (2) is connected to sawtooth sheet (11), and the work surface of described sawtooth sheet (11) is evenly equipped with some sawtooth.
6. a kind of horticultural averruncator cutting apparatus as claimed in claim 5, it is characterised in that: the work surface of described sawtooth sheet (11) and the angle of hand-held stock (1) they are 130 ° to 145 °.
7. a kind of horticultural averruncator cutting apparatus as claimed in claim 1, it is characterized in that: be additionally provided with fixed block (10) on described hand-held stock (1), the tail end of described stay cord (8) walks around mobile pulley (5), fixed block (10) successively afterwards for free end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118801.7A CN105746194A (en) | 2016-03-03 | 2016-03-03 | Gardening high branch shear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118801.7A CN105746194A (en) | 2016-03-03 | 2016-03-03 | Gardening high branch shear device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105746194A true CN105746194A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610118801.7A Pending CN105746194A (en) | 2016-03-03 | 2016-03-03 | Gardening high branch shear device |
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| CN (1) | CN105746194A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108207374A (en) * | 2018-03-06 | 2018-06-29 | 扬州工业职业技术学院 | A kind of scissors that can accurately trim |
| CN109820570A (en) * | 2019-04-04 | 2019-05-31 | 桐庐斯科医疗器械有限公司 | The concha bone shears of driven type in a kind of multi link |
| CN111108938A (en) * | 2020-01-07 | 2020-05-08 | 国网浙江台州市黄岩区供电有限公司 | Assembled insulating scissors |
| CN112205193A (en) * | 2020-10-26 | 2021-01-12 | 广德建国机械有限公司 | High branch scissors convenient to adjust |
| CN113752303A (en) * | 2021-09-13 | 2021-12-07 | 浙江闽立电动工具有限公司 | Efficient lithium battery scissors |
-
2016
- 2016-03-03 CN CN201610118801.7A patent/CN105746194A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108207374A (en) * | 2018-03-06 | 2018-06-29 | 扬州工业职业技术学院 | A kind of scissors that can accurately trim |
| CN109820570A (en) * | 2019-04-04 | 2019-05-31 | 桐庐斯科医疗器械有限公司 | The concha bone shears of driven type in a kind of multi link |
| CN109820570B (en) * | 2019-04-04 | 2024-03-26 | 桐庐斯科医疗器械有限公司 | Multi-connecting rod internal transmission type turbinate scissors |
| CN111108938A (en) * | 2020-01-07 | 2020-05-08 | 国网浙江台州市黄岩区供电有限公司 | Assembled insulating scissors |
| CN112205193A (en) * | 2020-10-26 | 2021-01-12 | 广德建国机械有限公司 | High branch scissors convenient to adjust |
| CN113752303A (en) * | 2021-09-13 | 2021-12-07 | 浙江闽立电动工具有限公司 | Efficient lithium battery scissors |
| CN113752303B (en) * | 2021-09-13 | 2022-10-18 | 浙江闽立电动工具有限公司 | A high-efficiency lithium-ion scissors |
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Application publication date: 20160713 |
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| WD01 | Invention patent application deemed withdrawn after publication |