CN106550780A - A kind of cutter for high-altitude branch - Google Patents
A kind of cutter for high-altitude branch Download PDFInfo
- Publication number
- CN106550780A CN106550780A CN201510642710.9A CN201510642710A CN106550780A CN 106550780 A CN106550780 A CN 106550780A CN 201510642710 A CN201510642710 A CN 201510642710A CN 106550780 A CN106550780 A CN 106550780A
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- China
- Prior art keywords
- upper arm
- cutting
- arm bar
- cutting base
- bar
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Classifications
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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
- A01G3/083—Manual pruning saws
Abstract
The invention discloses a kind of cutter for high-altitude branch, including screw rod, cutting base and cutting assembly, cutting assembly includes two support blocks and rotating shaft；Also include upper arm component, upper arm component includes short upper arm bar, long upper arm bar, the first upper arm head and the second upper arm head, also include curved non-slipping block, the width of the first upper arm head and the second upper arm head on its bend axis direction is respectively less than width of the non-slipping block on correspondingly axial direction.The setting of spring and the first torsion spring can make way for gear saw blade by the elastic deformation of its own cutting work of the cutting assembly to limb is better achieved.Especially when residual part and the position of cutting part have slightly to misplace, which can be made to carry out small range rotation relative to the second upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to long upper arm bar.
Description
Technical field
The present invention relates to a kind of gardening pruning device, specifically refers to a kind of cutter for high-altitude branch.
Background technology
At present, distribution line going through streets and alleys common phenomenon of become, but distribution line and the tree line contradiction for existing between the trees of urban beautification are day by day deepened, particularly the trees on the downside of distribution line.Thus, tree trimming on the downside of distribution line becomes the key of city line safety work, if leaving its free growth, the own growth of trees is likely to touch circuit, cause circuit stress damaged or directly result in phase fault, so, can not only cause the most power supply in city to stop, be also possible to cause fire when serious.Additionally, the high-tension current carried in tree body can injure passing pedestrian, and the personal safety to overhauling the staff of circuit causes huge threat.Therefore, the trees on the downside of distribution line reasonably must be pruned.Traditional processing mode is, before laying-out, manually the branch on distribution line or trees to be pruned using apparatuses such as cutters, but such method operational hazards, and the personal safety of staff cannot be guaranteed；Another kind of modified by high-altitude operation vehicle, and this kind of mode is simple to operate, and safety coefficient is high, but the use cost of high-altitude operation vehicle is high, and suitable environment limitation is high.
The content of the invention
It is an object of the invention to provide a kind of cutter for high-altitude branch, fast and easy is pruned to the trees on the downside of distribution line, and the use range of structure is pruned in increase, it is ensured that the branch for manually treating pruning on the ground carries out safety operation.
The purpose of the present invention is achieved through the following technical solutions：
A kind of cutter for high-altitude branch, including screw rod, cutting base and cutting assembly, cutting assembly includes two support blocks for being oppositely arranged and being fixed on cutting base upper surface and rotates the rotating shaft being arranged in two support blocks by bearing, gear saw blade is arranged with rotating shaft, the lower end of screw rod is arranged with sleeve, cutting base is run through in the upper end of screw rod, and is provided with the bevel gear above cutting base in the end termination, and rotating shaft one end termination is provided with the angular wheel being engaged with bevel gear；Also include upper arm component, upper arm component includes short upper arm bar, length is longer than the long upper arm bar of short upper arm bar, first upper arm head of short upper arm bar upper end is connected to by spring and the second upper arm head of long upper arm bar upper end is connected to by the first torsion spring, first upper arm head and the second upper arm head are in J-type, short upper arm bar and long upper arm bar are installed on the wall of cutting base side, and both are respectively positioned at the both sides of gear saw blade, the lower end of the first upper arm head and the second upper arm head bend is provided with chute, also include curved non-slipping block, the upper end of non-slipping block is provided with the draw runner that can be engaged with chute and insert in chute, the width of first upper arm head and the second upper arm head on its bend axis direction is respectively less than width of the non-slipping block on correspondingly axial direction.
In the present invention, the isolation material that sleeve can adopt intensity larger so, can be avoided and injury of the high-tension current on trunk to workman and the impact to operating efficiency in operation.During work, sleeve and cutting base are manually lifted by needs, and the band saw cut adopted in prior art, the weight of itself is larger, needs to expend excessive muscle power when which is lifted, and increased working strength of the greening arbor when pruning, and the band saw cut for adopting is applied to large-scale limb, when cutting to middle-size and small-size limb, the length with saw is limited to, saw blade is easy to stuck in cut portion.And the present invention is in cutting, gear saw blade is applied to the cutting part of limb, residual part of the second upper arm head suspension in limb, first upper arm head suspension is in the reserve part of limb, so-called residual part refers to the part that limb is stayed on trunk after the completion of cutting, and so-called reserve part refers to the part for needing to stay on trunk after cutting to cutting part.Using the suspension of residual part and reserve part to cutting base, not only after cutting is finished cutting base can be avoided from falling with the trunk for cutting down, it is to avoid structure is surprisingly damaged, improve the safety reliability in operating process；And in whole cutting process, hung by the setting of long upper arm bar and short upper arm bar respectively, the steady clamping to limb is formed, so as to can further realize steady work done of the cutting assembly to limb.Wherein, the setting of spring and the first torsion spring can make way for gear saw blade by the elastic deformation of its own cutting work of the cutting assembly to limb is better achieved.Especially when residual part and the position of cutting part have slightly to misplace, which can be made to carry out small range rotation relative to the second upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to long upper arm bar.
Wherein, by the setting of non-slipping block, non-slipping block can be enable to fit on the outer circle wall of residual part and reserve part.The width of non-slipping block is arranged and can increase its contact area between residual part and reserve part, it is to avoid in fixed point cutting, non-directional swing occurs in cutting base, reduces the occurrence probability of security incident.In addition, by the setting of draw runner and chute, can be according to limb residual part and the position relationship between cutting part and reserve part and residual part adjusting the position of the relative first upper arm head of non-slipping block and the second upper arm head, so, non-slipping block can be enabled preferably to provide a supporting role power and cutting part is done work in order to gear saw blade.
To increase non-slipping block and the frictional force between limb residual part and reserve part, further, the lower end cambered surface of the non-slipping block is provided with a plurality of raised line arranged along its bend bending direction.So, a plurality of raised line is then collectively forming asperities with the lower camber side of non-slipping block, and along the setting of bend bending direction, can be while the first upper arm head be ensured and the second upper arm head can be rotated along its bend bending direction respectively, it is to avoid which offsets to other directions and affects the support to cutting base.
To realize the installation of short upper arm bar and long upper arm bar on cutting base, further, the short upper arm bar and the long upper arm bar are arranged on the side wall of the cutting base by coupling assembly, coupling assembly includes the minor arc plate being rotatably arranged on the cutting base and is fixed on cutting base and through the backing pin of minor arc plate, the inner side of short upper arm bar and long upper arm bar is provided with link slot, and the free end of minor arc plate is connected in link slot by the second torsion spring.In the present invention, by the first upper arm head suspension on the reserve part of limb, by the second upper arm head suspension in the residual part of limb, as minor arc plate can be freely rotated on cutting base, thus removable cutting base causes gear saw blade to be just directed at cutting part, thus, being then capable of achieving the stable suspension to cutting base.
For ease of realize cutting base to the locking of upper arm module position with separate, further, be also provided with two ratchets including being fixed on the cutting base, two ratchets are meshed with the lower end of the short upper arm bar and the lower end of the long upper arm bar respectively.It is artificial to promote sleeve to cause gear saw blade to start to cut trunk, so that short upper arm bar and long upper arm bar are subject to an active force towards gear saw blade, at this moment, second torsion spring stress causes short upper arm bar and the lower end of long upper arm bar to be separated with ratchet, thus, removable cutting base cuts the cutting part of limb in order to gear saw blade；When during gear saw blade cuts, barrier or staff need rest for some reason, gear saw blade stops the cutting to cutting part, second torsion spring stress disappears and the lower end of short upper arm bar and long upper arm bar is engaged again with ratchet, so, suspension status of the upper arm component to trunk can then be remained, it is to avoid cutting base falls and causes security incident.
Further, the central angle of the arc-shaped through-hole is 15 ° ~ 60 °.The central angle size of arc-shaped through-hole, directly influence the slewing area of minor arc plate and two upper arm heads, according to the diameter of trunk to be cut, when the central angle of arc-shaped through-hole is less than 15 °, the slewing area of two upper arm heads is too small, gear saw blade can only cut the trunk of small diameter, cause the practicality of the present invention to reduce；When the central angle of arc-shaped through-hole is more than 60 °, two upper arm head-turned angles are excessive so that two upper arm heads are clamped on trunk not closely, easily occur in the situation of the first upper arm head and the landing of the second upper arm head in cutting process.
The present invention compared with prior art, has the following advantages and advantages：
1st, in the present invention, using the suspension of residual part and reserve part to cutting base, not only after cutting is finished cutting base can be avoided from falling with the trunk for cutting down, it is to avoid structure is surprisingly damaged, improves the safety reliability in operating process；And in whole cutting process, hung by the setting of long upper arm bar and short upper arm bar respectively, the steady clamping to limb is formed, so as to can further realize steady work done of the cutting assembly to limb.
2nd, the setting of spring and the first torsion spring can make way for gear saw blade by the elastic deformation of its own cutting work of the cutting assembly to limb is better achieved.Especially when residual part and the position of cutting part have slightly to misplace, which can be made to carry out small range rotation relative to the second upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to long upper arm bar.
3rd, in the present invention, by the setting of draw runner and chute, can be according to limb residual part and the position relationship between cutting part and reserve part and residual part adjusting the position of the relative first upper arm head of non-slipping block and the second upper arm head, so, non-slipping block can be enabled preferably to provide a supporting role power and cutting part is done work in order to gear saw blade.
4th, in the present invention, when during gear saw blade cuts, barrier or staff need rest for some reason, gear saw blade stops the cutting to cutting part, second torsion spring stress disappears and the lower end of short upper arm bar and long upper arm bar is engaged again with ratchet, so, the suspension status of long upper arm bar and short upper arm bar to trunk can then be remained, it is to avoid cutting base falls and causes security incident.
Description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes the part of the application, does not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of one specific embodiment of cutter for high-altitude branch of the present invention；
Fig. 2 is the structural representation of cutting base and long one specific embodiment of upper arm bar in a kind of cutter for high-altitude branch of the present invention；
Fig. 3 is the structural representation of long upper arm bar and second upper arm first specific embodiment in a kind of cutter for high-altitude branch of the present invention；
Fig. 4 is the structural representation of one specific embodiment of ratchet and minor arc plate in a kind of cutter for high-altitude branch of the present invention；
Fig. 5 is the structural representation of one specific embodiment of antiskid plate in a kind of cutter for high-altitude branch of the present invention.
Mark and corresponding parts title in accompanying drawing：1st, sleeve, 2, cutting base, 3, gear saw blade, 4, upper arm component, 5th, minor arc plate, 6, backing pin, 7, arc-shaped through-hole, 8, ratchet, 9th, the second torsion spring, 10, screw rod, 11, rotating shaft, 12, support block, 13rd, bevel gear, 14, non-slipping block, 15, angular wheel, 16, short upper arm bar, 17th, the first upper arm head, 18, spring, 19, chute, 20, draw runner, 21st, raised line, 22, long upper arm bar, the 23, first torsion spring, the 24, second upper arm head.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, the present invention is described in further detail, and the exemplary embodiment of the present invention and its explanation are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Figures 1 to 5, a kind of cutter for high-altitude branch, including screw rod 10, cutting base 2 and cutting assembly, cutting assembly includes two support blocks 12 for being oppositely arranged and being fixed on 2 upper surface of cutting base and rotates the rotating shaft 11 being arranged in two support blocks 12 by bearing, gear saw blade 3 is arranged with rotating shaft 11, the lower end of screw rod 10 is arranged with sleeve 1, cutting base 2 is run through in the upper end of screw rod 10, and the bevel gear 13 above cutting base 2 is installed in the end termination, 11 one end termination of rotating shaft is provided with the angular wheel 15 being engaged with bevel gear 13；Also include upper arm component 4，Upper arm component 4 includes short upper arm bar 16、Length is longer than the long upper arm bar 22 of short upper arm bar 16、First upper arm 17 of short 16 upper end of upper arm bar is connected to by spring 18 and the second upper arm 24 of long 22 upper end of upper arm bar is connected to by the first torsion spring 23，First upper arm 17 and the second upper arm 24 are in J-type，Short upper arm bar 16 and long upper arm bar 22 are installed on 2 side wall of cutting base，And both are respectively positioned at the both sides of gear saw blade 3，The lower end of 24 bend of the first upper arm 17 and the second upper arm is provided with chute 19，Also include curved non-slipping block 14，The upper end of non-slipping block 14 is provided with the draw runner 20 that can be engaged with chute 19 and insert in chute 19，The width of first upper arm 17 and the second upper arm 24 on its bend axis direction is respectively less than width of the non-slipping block 14 on correspondingly axial direction.
In the present invention, the isolation material that sleeve 1 can adopt intensity larger so, can be avoided and injury of the high-tension current on trunk to workman and the impact to operating efficiency in operation.During work, sleeve 1 and cutting base 2 are manually lifted by needs, and the band saw cut adopted in prior art, the weight of itself is larger, needs to expend excessive muscle power when which is lifted, and increased working strength of the greening arbor when pruning, and the band saw cut for adopting is applied to large-scale limb, when cutting to middle-size and small-size limb, the length with saw is limited to, saw blade is easy to stuck in cut portion.And the present invention is in cutting, gear saw blade 3 is applied to the cutting part of limb, second upper arm 24 is suspended on the residual part of limb, first upper arm 17 is suspended on the reserve part of limb, so-called residual part refers to the part that limb is stayed on trunk after the completion of cutting, and so-called reserve part refers to the part for needing to stay on trunk after cutting to cutting part.Using the suspension of residual part and reserve part to cutting base 2, not only after cutting is finished cutting base 2 can be avoided from falling with the trunk for cutting down, it is to avoid structure is surprisingly damaged, improve the safety reliability in operating process；And in whole cutting process, hung by the setting of long upper arm bar 22 and short upper arm bar 16 respectively, the steady clamping to limb is formed, so as to can further realize steady work done of the cutting assembly to limb.Wherein, the setting of spring 18 and the first torsion spring 23 can make way for gear saw blade 3 by the elastic deformation of its own cutting work of the cutting assembly to limb is better achieved.Especially when residual part and the position of cutting part have slightly to misplace, which can be made to carry out small range rotation relative to the second upper arm 24 to meet the demand of cutting under the elastic deformation effect of the first torsion spring 23 by applying external force to long upper arm bar 22.
Wherein, by the setting of non-slipping block 14, non-slipping block 14 can be enable to fit on the outer circle wall of residual part and reserve part.The width of non-slipping block 14 is arranged and can increase its contact area between residual part and reserve part, it is to avoid in fixed point cutting, non-directional swing occurs in cutting base, reduces the occurrence probability of security incident.In addition, by the setting of draw runner 20 and chute 19, can be according to limb residual part and the position relationship between cutting part and reserve part and residual part adjusting the position of 14 relative first upper arm 17 of non-slipping block and the second upper arm 24, so, non-slipping block 14 can be enabled preferably to provide a supporting role power and cutting part is done work in order to gear saw blade 3.
To increase non-slipping block 14 and the frictional force between limb residual part and reserve part, it is preferable that the lower end cambered surface of the non-slipping block 14 is provided with a plurality of raised line 21 arranged along its bend bending direction.So, a plurality of raised line 21 is then collectively forming asperities with the lower camber side of non-slipping block 14, and along the setting of bend bending direction, can be while the first upper arm 17 be ensured and the second upper arm 24 can be rotated along its bend bending direction respectively, it is to avoid which offsets to other directions and affects the support to cutting base 2.
To realize the installation of short upper arm bar 16 and long upper arm bar 22 on cutting base 2, preferably, the short upper arm bar 16 and the long upper arm bar 22 are arranged on the side wall of the cutting base 2 by coupling assembly, coupling assembly includes the minor arc plate 5 being rotatably arranged on the cutting base 2 and is fixed on cutting base 2 and through the backing pin 6 of minor arc plate 5, the inner side of short upper arm bar 16 and long upper arm bar 22 is provided with link slot, and the free end of minor arc plate 5 is connected in link slot by the second torsion spring 9.In the present embodiment, first upper arm 17 is suspended on the reserve part of limb, second upper arm 24 is suspended in the residual part of limb, as minor arc plate 5 can be freely rotated on cutting base 2, thus removable cutting base 2 causes gear saw blade 3 to be just directed at cutting part, thus, being then capable of achieving the stable suspension to cutting base 2.
For ease of realize cutting base 2 to the locking of upper arm module position with separate, it is preferable that be also provided with two ratchets 8 including being fixed on the cutting base 2, two ratchets 8 are meshed with the lower end of the short upper arm bar 16 and the lower end of the long upper arm bar 22 respectively.It is artificial to promote sleeve 1 to cause gear saw blade 3 to start to cut trunk, so that short upper arm bar 16 and long upper arm bar 22 are subject to an active force towards gear saw blade 3, at this moment, second torsion spring, 9 stress causes short upper arm bar 16 and the lower end of long upper arm bar 22 to be separated with ratchet 8, thus, removable cutting base 2 cuts the cutting part of limb in order to gear saw blade 3；When during gear saw blade 3 cuts, barrier or staff need rest for some reason, gear saw blade 3 stops the cutting to cutting part, second torsion spring, 9 stress disappears and the lower end of short upper arm bar 16 and long upper arm bar 22 is engaged again with ratchet 8, so, suspension status of the upper arm component 4 to trunk can then be remained, it is to avoid cutting base 2 falls and causes security incident.
Preferably, the central angle of the arc-shaped through-hole 7 is 15 ° ~ 60 °.The central angle size of arc-shaped through-hole 7, directly influence the slewing area of minor arc plate 5 and two upper arm heads, according to the diameter of trunk to be cut, when the central angle of arc-shaped through-hole 7 is less than 15 °, the slewing area of two upper arm heads is too small, gear saw blade 3 can only cut the trunk of small diameter, cause the practicality of the present invention to reduce；When the central angle of arc-shaped through-hole 7 is more than 60 °, two upper arm head-turned angles are excessive so that two upper arm heads are clamped on trunk not closely, easily occur in the situation of the first upper arm 17 and the landing of the second upper arm 24 in cutting process.
Above content is the further description made to the present invention with reference to specific preferred embodiment, it is impossible to assert that the specific embodiment of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, the other embodiment drawn under without departing from technical scheme is should be included in protection scope of the present invention.
Claims (5)
1. a kind of cutter for high-altitude branch, it is characterised in that：Including screw rod（10）, cutting base（2）And cutting assembly, cutting assembly includes that two are oppositely arranged and are fixed on cutting base（2）The support block of upper surface（12）And two support blocks are arranged at by bearing rotation（12）On rotating shaft（11）, rotating shaft（11）On be arranged with gear saw blade（3）, screw rod（10）Lower end be arranged with sleeve（1）, screw rod（10）Upper end run through cutting base（2）, and be provided with positioned at cutting base in the end termination（2）The bevel gear of top（13）, rotating shaft（11）One end termination is provided with and bevel gear（13）The angular wheel being engaged（15）；Also include upper arm component（4）, upper arm component（4）Including short upper arm bar（16）, length be longer than short upper arm bar（16）Long upper arm bar（22）, by spring（18）It is connected to short upper arm bar（16）First upper arm head of upper end（17）And pass through the first torsion spring（23）It is connected to long upper arm bar（22）Second upper arm head of upper end（24）, the first upper arm head（17）With the second upper arm head（24）In J-type, short upper arm bar（16）With long upper arm bar（22）It is installed in cutting base（2）On the wall of side, and both are located at gear saw blade respectively（3）Both sides, the first upper arm head（17）With the second upper arm head（24）The lower end of bend is provided with chute（19）, also including curved non-slipping block（14）, non-slipping block（14）Be provided with can be with chute for upper end（19）It is engaged and inserts chute（19）Interior draw runner（20）, the first upper arm head（17）With the second upper arm head（24）Width on its bend axis direction is respectively less than non-slipping block（14）Width on correspondingly axial direction.
2. a kind of cutter for high-altitude branch according to claim 1, it is characterised in that：The non-slipping block（14）Lower end cambered surface be provided with a plurality of raised line arranged along its bend bending direction（21）.
3. a kind of cutter for high-altitude branch according to any one in claim 1 ~ 2, it is characterised in that：The short upper arm bar（16）With the long upper arm bar（22）The cutting base is arranged on by coupling assembly（2）Side wall on, coupling assembly includes being rotatably arranged on the cutting base（2）On minor arc plate（5）And it is fixed on cutting base（2）Above and through minor arc plate（5）Backing pin（6）, short upper arm bar（16）With long upper arm bar（22）Inner side be provided with link slot, minor arc plate（5）Free end pass through the second torsion spring（9）It is connected in link slot.
4. a kind of cutter for high-altitude branch according to claim 3, it is characterised in that：Also include being fixed on the cutting base（2）It is provided with two ratchets（8）, two ratchets（8）Respectively with the short upper arm bar（16）Lower end and the long upper arm bar（22）Lower end be meshed.
5. a kind of cutter for high-altitude branch according to claim 3, it is characterised in that：State arc-shaped through-hole（7）Central angle be 15 ° ~ 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510642710.9A CN106550780A (en) | 2015-09-30 | 2015-09-30 | A kind of cutter for high-altitude branch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510642710.9A CN106550780A (en) | 2015-09-30 | 2015-09-30 | A kind of cutter for high-altitude branch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106550780A true CN106550780A (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510642710.9A Pending CN106550780A (en) | 2015-09-30 | 2015-09-30 | A kind of cutter for high-altitude branch |
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| Country | Link |
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| CN (1) | CN106550780A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109328710A (en) * | 2018-12-05 | 2019-02-15 | 穆若宇 | A kind of Gao Zhiju |
-
2015
- 2015-09-30 CN CN201510642710.9A patent/CN106550780A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109328710A (en) * | 2018-12-05 | 2019-02-15 | 穆若宇 | A kind of Gao Zhiju |
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Application publication date: 20170405 |
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