CN106550784A - For cutting the device of trees - Google Patents
For cutting the device of trees Download PDFInfo
- Publication number
- CN106550784A CN106550784A CN201510670771.6A CN201510670771A CN106550784A CN 106550784 A CN106550784 A CN 106550784A CN 201510670771 A CN201510670771 A CN 201510670771A CN 106550784 A CN106550784 A CN 106550784A
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- China
- Prior art keywords
- upper arm
- cutting
- cutting base
- arm head
- slipping block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A01G3/085—Motor-driven saws for pruning or branching
- A01G3/088—Circular saws
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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 the device for cutting trees, including screw rod, cutting base and cutting assembly, cutting assembly includes two support blocks and rotating shaft, gear saw blade is arranged with rotating shaft, cutting base is run through in the upper end of screw rod, and the bevel gear above cutting base is installed in the end termination, 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 upper arm bar and upper arm head, the upper end of upper arm bar is provided with holding tank, the lower end in upper arm head erect portion is inserted in holding tank, the first torsion spring is fixed with holding tank, the lower end of upper arm head bending section is provided with chute, and also including non-slipping block, the upper end of non-slipping block is provided with draw runner.In the present invention 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 upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to upper arm bar.
Description
Technical field
The present invention relates to a kind of gardening pruning device, specifically refer to for cutting the device of trees.
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 the device for cutting trees, 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：
For cutting the device of trees, it is characterised in that：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 the bevel gear above cutting base is installed in the end termination, 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 the upper arm bar on the wall of cutting base side and the upper arm head in reversed J shape, the upper end of upper arm bar is provided with the holding tank of indent, the lower end in upper arm head erect portion is inserted in holding tank, the first torsion spring being connected with upper arm head erect portion is fixed with holding tank, the lower end of upper arm head bending section is provided with chute, also include the non-slipping block that flexibility is adapted with upper arm head bending section, the upper end of non-slipping block is provided with the draw runner that can be engaged with chute and insert in chute, width of the non-slipping block on upper arm head bending section axis direction is more than width of the upper arm head on the axis 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 branch, when cutting to middle-size and small-size branch, the length with saw is limited to, saw blade is easy to stuck in cut portion.And the present invention is in cutting, upper arm component on the wall of cutting base side is applied to the residual part and cutting part of branch respectively with gear saw blade, so-called residual part refers to the part that branch is stayed on trunk after the completion of cutting, using suspension of the residual part to cutting base so that operator can be capable of achieving the cutting action to branch under less force state.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 upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to upper arm bar.
Wherein, non-slipping block is installed on the bending section lower end of upper arm head, the non-slipping block can be fitted with the outer circle wall of residual part.The width of non-slipping block is greater than the width of upper arm component, and then increases the contact area between upper arm component and residual 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, the setting by draw runner and chute, so, non-slipping block can be enabled preferably to provide a supporting role power in order to gear saw blade to cutting part acting according to the position relationship between branch residual part and cutting part to adjust the position of the relative upper arm head of non-slipping block.
To increase the frictional force between non-slipping block and branch residual part, further, the lower end cambered surface of the non-slipping block is provided with a plurality of raised line arranged along the upper arm head bending section 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 upper arm head bending section bending direction, can be while ensureing that upper arm component can be rotated along upper arm head bending section bending direction, it is to avoid which offsets to other directions and affects the support to cutting base.
To realize installation of the upper arm bar on cutting base, further, also include 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, link slot is provided with the inside of the upper arm bar, the free end of minor arc plate is connected in link slot by the second torsion spring.In the present invention, upper arm head is hung over into the residual part of branch, 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 suspension active force of the upper arm component to cutting base.
For ease of realize cutting base to the locking of upper arm module position with separate, further, also including being fixed on the cutting base and being provided with ratchet, the lower end of the upper arm bar can be meshed with ratchet.It is artificial to promote sleeve to cause gear saw blade to start to cut trunk, so that upper arm component is subject to an active force towards gear saw blade, at this moment, the second torsion spring stress causes the lower end of upper arm bar and ratchet to be separated, thus, removable cutting base cuts the cutting part of branch 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 upper arm bar is engaged again with ratchet, so, then the position of upper arm component is locked, suspension status of the upper arm component to trunk can so 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 upper arm component, 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 upper arm component 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 °, the rotational angle of upper arm component is excessive so that upper arm component is clamped on trunk not closely, easily occurs in the situation of upper arm component landing in cutting process.
The present invention compared with prior art, has the following advantages and advantages：
1st, the present invention utilizes suspension of the residual part to cutting base, so that operator can be capable of achieving the cutting action to branch under less force state, 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 upper arm head to meet the demand of cutting under the elastic deformation effect of the first torsion spring by applying external force to upper arm bar.
2nd, in the present invention, the width of non-slipping block is greater than the width of upper arm component, and then increases the contact area between upper arm component and residual 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, the setting by draw runner and chute, so, non-slipping block can be enabled preferably to provide a supporting role power in order to gear saw blade to cutting part acting according to the position relationship between branch residual part and cutting part to adjust the position of the relative upper arm head of non-slipping block.
3rd, 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 upper arm bar is engaged again with ratchet, so, then the position of upper arm component is locked, suspension status of the upper arm component to trunk can be so 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 the structural representation for cutting one specific embodiment of device of trees of the present invention；
Fig. 2 is the sectional view of one specific embodiment of cutting base in the device for cutting trees of the present invention；
Fig. 3 is the structural representation of upper arm bar and upper arm first specific embodiment in the device for cutting trees of the present invention；
Fig. 4 is the structural representation of one specific embodiment of ratchet and minor arc plate in the device for cutting trees of the present invention；
Fig. 5 is the structural representation of one specific embodiment of non-slipping block in the device for cutting trees of the present invention.
Labelling 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, upper arm bar, 17th, upper arm head, 18, holding tank, the 19, first torsion spring, 20th, chute, 21, draw runner, 22, raised line.
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, for cutting the device of trees, 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 includes upper arm bar 16 and the upper arm 17 in reversed J shape on 2 side wall of cutting base, the upper end of upper arm bar 16 is provided with the holding tank 18 of indent, the lower end of 17 vertical portion of upper arm is inserted in holding tank 18, the first torsion spring 19 being connected with 17 vertical portion of upper arm is fixed with holding tank 18, the lower end of 17 bending section of upper arm is provided with chute 20, also include the non-slipping block 14 that flexibility is adapted with 17 bending section of upper arm, the upper end of non-slipping block 14 is provided with the draw runner 21 that can be engaged with chute 20 and insert in chute 20, width of the non-slipping block 14 on 17 bending section axis direction of upper arm is more than width of the upper arm 17 on the axis 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 branch, when cutting to middle-size and small-size branch, the length with saw is limited to, saw blade is easy to stuck in cut portion.And the present invention is in cutting, upper arm component 4 on 2 side wall of cutting base is applied to the residual part and cutting part of branch respectively with gear saw blade 3, so-called residual part refers to the part that branch is stayed on trunk after the completion of cutting, using suspension of the residual part to cutting base 2 so that operator can be capable of achieving the cutting action to branch under less force state.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 upper arm 17 to meet the demand of cutting under the elastic deformation effect of the first torsion spring 19 by applying external force to upper arm bar 16.
Wherein, non-slipping block 14 is installed on the bending section lower end of upper arm 17, the non-slipping block 14 can be fitted with the outer circle wall of residual part.The width of non-slipping block 14 is greater than the width of upper arm component 4, and then increases the contact area between upper arm component 4 and residual 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 21 and chute 20, non-slipping block 14 can be enabled preferably to provide a supporting role power and cutting part to be done work in order to gear saw blade 3 according to the position relationship between branch residual part and cutting part to adjust the position of 14 relative upper arm 17 of non-slipping block, so.
To increase the frictional force between non-slipping block 14 and branch residual part, it is preferable that the lower end cambered surface of the non-slipping block 14 is provided with a plurality of raised line 22 arranged along 17 bending section bending direction of the upper arm.So, a plurality of raised line 22 is then collectively forming asperities with the lower camber side of non-slipping block 14, and along the setting of 17 bending section bending direction of upper arm, can be while ensureing that upper arm component 4 can be rotated along 17 bending section bending direction of upper arm, it is to avoid which offsets to other directions and affects the support to cutting base 2.
To realize installation of the upper arm bar 16 on cutting base 2, preferably, also include 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 the upper arm bar 16 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, upper arm 17 is hung over into the residual part of branch, 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 suspension active force of the upper arm component 4 to cutting base 2.
For ease of realize cutting base 2 to the locking of 4 position of upper arm component with separate, it is preferable that also including being fixed on the cutting base 2 and being provided with ratchet 8, the lower end of the upper arm bar 16 can be meshed with ratchet 8.It is artificial to promote sleeve 1 to cause gear saw blade 3 to start to cut trunk, so that upper arm component 4 is subject to an active force towards gear saw blade 3, at this moment, second torsion spring, 9 stress causes the lower end of upper arm bar 16 and ratchet 8 to be separated, thus, removable cutting base 2 cuts the cutting part of branch 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 upper arm bar 16 is engaged again with ratchet 8, so, then the position of upper arm component 4 is locked, suspension status of the upper arm component 4 to trunk can so 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 55 and upper arm component 44, 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 upper arm component 44 is too small, gear saw blade 33 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 °, the rotational angle of upper arm component 44 is excessive, so that upper arm component 44 clamp on trunk it is not tight, the situation above content for easily occurring in the landing of upper arm component 44 in cutting process is the further description made to the present invention with reference to specific preferred implementation, 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. it is used for cutting the device of trees, 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 includes installed in cutting base（2）Upper arm bar on the wall of side（16）And the upper arm head in reversed J shape（17）, upper arm bar（16）Upper end be provided with the holding tank of indent（18）, upper arm head（17）Holding tank is inserted in the lower end of vertical portion（18）It is interior, holding tank（18）Inside it is fixed with and upper arm head（17）The first torsion spring that vertical portion is connected（19）, upper arm head（17）The lower end of bending section is provided with chute（20）, also including flexibility and upper arm head（17）The non-slipping block that bending section is adapted（14）, non-slipping block（14）Be provided with can be with chute for upper end（20）It is engaged and inserts chute（20）Interior draw runner（21）, non-slipping block（14）Along upper arm head（17）Width on bending section axis direction is more than upper arm head（17）Width on the axis direction.
2. the device for cutting trees according to claim 1, it is characterised in that：The non-slipping block（14）Lower end cambered surface be provided with a plurality of along the upper arm head（17）The raised line that bending section bending direction is arranged（22）.
3. the device for cutting trees according to any one in claim 1 ~ 2, it is characterised in that：Also include coupling assembly, 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）, the upper arm bar（16）Inner side be provided with link slot, minor arc plate（5）Free end be connected in link slot by the second torsion spring.
4. the device for cutting trees according to claim 3, it is characterised in that：Also include being fixed on the cutting base（2）Go up and be provided with ratchet（8）, the upper arm bar（16）Lower end can be with ratchet（8）It is meshed.
5. the device for cutting trees 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 |
|---|---|---|---|
| CN201510670771.6A CN106550784A (en) | 2015-09-30 | 2015-09-30 | For cutting the device of trees |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670771.6A CN106550784A (en) | 2015-09-30 | 2015-09-30 | For cutting the device of trees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106550784A true CN106550784A (en) | 2017-04-05 |
Family
ID=58418070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510670771.6A Pending CN106550784A (en) | 2015-09-30 | 2015-09-30 | For cutting the device of trees |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106550784A (en) |
-
2015
- 2015-09-30 CN CN201510670771.6A patent/CN106550784A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170405 |
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| WD01 | Invention patent application deemed withdrawn after publication |