CN104272985B - A kind of averruncator - Google Patents

A kind of averruncator Download PDF

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Publication number
CN104272985B
CN104272985B CN201410481821.1A CN201410481821A CN104272985B CN 104272985 B CN104272985 B CN 104272985B CN 201410481821 A CN201410481821 A CN 201410481821A CN 104272985 B CN104272985 B CN 104272985B
Authority
CN
China
Prior art keywords
stay cord
expansion link
knife
rotating
wobble
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.)
Expired - Fee Related
Application number
CN201410481821.1A
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Chinese (zh)
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CN104272985A (en
Inventor
华杰
华世民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cixi Huazhijie Plastic Products Co Ltd
Original Assignee
Cixi Huazhijie Plastic Products Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cixi Huazhijie Plastic Products Co Ltd filed Critical Cixi Huazhijie Plastic Products Co Ltd
Priority to CN201410481821.1A priority Critical patent/CN104272985B/en
Publication of CN104272985A publication Critical patent/CN104272985A/en
Application granted granted Critical
Publication of CN104272985B publication Critical patent/CN104272985B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/02Secateurs; Flower or fruit shears
    • A01G3/025Secateurs; Flower or fruit shears having elongated or extended handles

Abstract

The present invention relates to a kind of averruncator, comprise expansion link, be arranged on the knife rest at expansion link top, be rotatably connected on the rotating knife on knife rest, stay cord that be connected with rotating knife by rotational structure, for pulling rotating knife to rotate, it is characterized in that: on the outer wall of described expansion link, be provided with the groove for accommodating stay cord, make stay cord be close to interior setting of groove of described expansion link outer wall thereby described expansion link is outside equipped with stay cord fixed structure. Compared with prior art, the invention has the advantages that: by be provided with the groove for accommodating stay cord on the outer wall of expansion link, stay cord is close in the groove of described expansion link outer wall and arranges, like this in operating process, the work that stay cord can perturbation operation personnel.

Description

A kind of averruncator
Technical field
The present invention relates to a kind of averruncator.
Background technology
It is an important process of park maintenance that trees corolla is pruned. Can promote shoot growth by pruning, reduce closing treeThe branches and leaves of hat, improve ventilation and penetrating light, reduce the generation of disease and pest. Pruning work is generally by gardens technology personnel shrub and hedge trimmerComplete, for general hedgerow, low brushwood or dungarunga, adopt and common mainly cut axle group by two blades and oneThe garden shear becoming can complete. As want pruning trees branches of tall trees, conventionally need to instrument, needs be pruned again by ladderBranch is cut off, and pruning is got up very inconvenient, inefficiency, and need to climb ladder, very dangerous. Also have and utilizeOn stock, fix a cutter, by cutter, branch is cut off, use very effort, must use if shear thick branchAmputate and want the branch removed, need different apparatus to complete, bring again certain to like this Gardener authorJust, complex operation, operating efficiency is also very low.
In order to address the above problem, people have manufactured a kind of averruncator that can facilitate to the branch of eminence pruning, for exampleThe patent No. is that the Chinese utility model patent of ZL201420010990.2 has just disclosed one " Multifunctional garden pruning workTool ", it comprises expansion link, expansion link top is provided with by dead knife and rotating knife and links the scissors forming, flexible mastheadPortion is also provided with cutter hub, and cutter hub left side arranges blade, right side and is processed with that sawtooth, top arrange perching knife, downside arranges billhook,The rotating knife of scissors passes through stay cord driven rotary, thereby distance between dead knife and rotating knife is changed, thereby reachesThe function of scissors pollard, the length of expansion link can change, thereby can realize, the branch of eminence is pruned.
But said structure exists following defect: one, stay cord is exposed outside expansion link, when use, outside exposedStay cord can wave and rock, thereby perturbation operation personnel's work; Two, the length of stay cord is fixed, and draws in order to pullWhen rope, can not hinder hand, common people can pull the draw ring of stay cord end, then different users, its height and body in the time of operationType is different, in the time that hand gesture location is drawn higher or lower than pulling of user's optimal comfort in the position of draw ring, all can be madeUser brings offending experience, and the therefore stay cord of regular length is not suitable for the user of all healths and build;Three, stay cord drives rotational structure---hinge, the helical spring of rotating knife, is also directly outside exposed, and this structure is easyThe branch being fallen down disturbs or destroys, and when use, can have inconvenience.
Summary of the invention
First technical problem to be solved by this invention is to provide a kind of stay cord can not disturb behaviour for above-mentioned prior artMake the averruncator of personnel's work.
Second technical problem to be solved by this invention is to provide a kind of stretching can not disturb behaviour for above-mentioned prior artDoing personnel's the position of work, stay cord pulling department, adjustable to adapt to, the operator of different height and build can comfortable useAverruncator.
The 3rd technical problem to be solved by this invention is to provide a kind of stretching can not disturb behaviour for above-mentioned prior artDo personnel's the position of work, stay cord pulling department adjustablely can comfortablely use to adapt to the operator of different height and build,And stay cord drive rotating knife rotational structure simply, can not be by the averruncator of external interference.
The present invention solves the technical scheme that above-mentioned first technical problem adopts: a kind of averruncator, comprise expansion link,Be arranged on the knife rest at expansion link top, be rotatably connected on the rotating knife on knife rest, be connected with rotating knife by rotational structure,For the stay cord that pulls rotating knife to rotate, it is characterized in that: on the outer wall of described expansion link, be provided with for accommodating stay cordGroove, is close in the groove of described expansion link outer wall stay cord to establish thereby described expansion link is outside equipped with stay cord fixed structurePut.
The present invention solves the technical scheme that above-mentioned second technical problem adopt: solving above-mentioned first technical problemOn the high branch shears structure basis adopting, described expansion link is outside equipped with stay cord and pulls structure, and this stay cord pulls structure to comprise:
Sleeve pipe, is movably set in outside expansion link, and the inwall of sleeve pipe is provided with puts the rail groove of establishing stay cord, and establish the outside of sleeve pipeBe equipped with a pair of lug of outwardly convex, this sleeve pipe is as stay cord pulling department;
Rotating shaft, is arranged between aforesaid a pair of lug, and the two ends of rotating shaft are located in respectively on aforesaid a pair of lug;
Compacting wobble-member, is arranged between aforesaid a pair of lug, described rotating shaft middle part is located on compacting wobble-member, fromCan rotate around the axis and make to suppress wobble-member, the bottom of compacting wobble-member is camber, and the camber bottom of compacting wobble-memberBe provided with multiple pressure teeth;
The sleeve outer wall position corresponding with the camber bottom of aforementioned compacting wobble-member is provided with camber indent, and casing wallOn be provided with and lead to the stay cord hole that the permission stay cord of camber indent passes, one section of described stay cord is arranged on through behind stay cord holeThereby in aforementioned camber indent, and can be made by the pressure tooth interlock of described compacting wobble-member camber bottom one section and sleeve pipe of stay cordFixing.
As improvement, on described compacting wobble-member to being outside equipped with lug boss, thereby operator can move lug boss with handMake to suppress wobble-member and rotate around the axis, then make the pressure tooth of suppressing wobble-member camber bottom loosen the interlock to stay cord.
Improve, described cannula end is expansion cone type again, and the sleeve outer wall of expansion cone type is provided with anti-slip veins.
On the high branch shears structure basis adopting in above-mentioned first technical problem of solution, described expansion link can comprise upper boomAnd lower beam, the lower end of upper boom is set in the upper end of lower beam, the junction of upper boom and lower beam be provided be set in upper boom and underThe tube connector of bar connecting portion, the tube wall of at least one side of this tube connector is provided with the strip gab of axial setting, this tube connector outer withStrip gab is arranged with the clamping sleeve that is C type with axially open, two openings of this clamping sleeve outside corresponding positionEnd, to being outside equipped with compression ear, is connected with compressor arm between two compression ears, and the first end of compressor arm is rotatably connected to pressureSheet, this turns compressing tablet and is arranged on the outside of a side compression ear, and the second end of compressor arm is arranged with clamp nut, and clamp nut is establishedPut at opposite side and compress the outside of ear, turn compressing tablet described in rotation can adjust two distances that compress between ear; Described stay cord is wornBe located in described tube connector, described tube connector has formed described stay cord fixed structure.
The present invention solves above-mentioned the 3rd technical scheme that technical problem adopts: solving above-mentioned first technical problemOn the high branch shears structure basis adopting, described rotational structure comprises:
Be arranged on the stay cord rotating disk at the top of described expansion link;
Be set in the rotating disk cover outside stay cord rotating disk;
Rotating knife pull bar, the downside of rotating knife pull bar is provided with lacing hole, the upside of rotating knife pull bar and one end of rotating knifeConnect;
Extension spring, a side of extension spring is connected with rotating knife pull bar, and the opposite side of extension spring is connected with cutter;
Rotating knife rotating shaft, is located in broach shell, and the middle part of rotating knife is located in rotating knife rotating shaft;
After a stiff end of stay cord is fixed on rotating disk cover, through the lacing hole on rotating knife pull bar, draw through rotating knifeStay cord after lacing hole on bar is wrapped on stay cord rotating disk, and the stay cord after pile warp stay cord rotating disk is close to outside described expansion linkIn the groove of wall, arrange.
As improvement, described rotating disk cover comprises the upper cover and the lower cover that interconnect rear inside and have stay cord rotating disk cavity, lower coverBottom be provided with the extension setting of casing that is set in expansion link outer wall, a stiff end of described stay cord is fixed in lower cover;The top of upper cover is provided with sleeve pipe in the extension of sheathed rotating knife pull bar, and in extension, sleeve pipe top connects described knife rest, or extendsUpper sleeve pipe directly with the one-body molded part that is integrated of described knife rest, the portion corresponding with described rotating knife blade part on described knife restPosition is provided with spill cutter groove.
Improve, described telescoping tube expansion link comprises upper boom and lower beam again, and the lower end of upper boom is set in the upper end of lower beam, onBar and lower beam are hollow pipe, sheathed underseal pipe outside the bottom under described, and the bottom of underseal pipe is provided with two intervals and arrangesThrough hole, in the lower port of described upper boom, be fixed with stay cord fixture; One section of stay cord is close to the groove of expansion link outer wallAfter inside arranging, stretch through follow-up the reneing of two through holes of underseal pipe bottom the inside that is arranged on upper boom and lower beam respectively, on the wayWhen footpath stay cord fixture, run through stay cord fixture, one section of stay cord the bending of upper boom upper end follow-up renew to stretch be arranged on upper boomInside, and the another one stiff end of stay cord is fixing on stay cord fixture, and in expansion link, being provided with can be same with expansion linkWalk flexible stay cord sleeve pipe, be set in and draw to expansion link inside to one section of stay cord between expansion link top from expansion link bottomIn rope sleeve.
Preferably, underseal pipe bottom is also arranged with protective sleeve.
On the high branch shears structure basis adopting in above-mentioned first technical problem of solution, improve again, on described knife rest, also connectBe fixed with cutting knife, at least part of blade of this cutting knife, be provided with sawtooth.
Compared with prior art, the invention has the advantages that: by being provided with for accommodating stay cord on the outer wall of expansion linkGroove, stay cord is close in the groove of described expansion link outer wall and arranges, in operating process, stay cord can not be done like thisDisturb operating personnel's work; Pull structure by stay cord being set at expansion link outward, stay cord pull structure can be outside expansion link fromBy activity, can also be fixed on a certain position on expansion link, thereby make the position of stay cord pulling department adjustable to adapt to differenceThe operator of height and build can comfortablely use.
Brief description of the drawings
Fig. 1 is the perspective view (omission of expansion link part) of averruncator in the embodiment of the present invention;
Fig. 2 is I portion enlarged drawing in Fig. 1;
Fig. 3 is the exploded view one that embodiment of the present invention medium pulling rope pulls structure;
Fig. 4 is the exploded view two that embodiment of the present invention medium pulling rope pulls structure;
Fig. 5 is the exploded view three that embodiment of the present invention medium pulling rope pulls structure;
Fig. 6 is II portion enlarged drawing in Fig. 1;
Fig. 7 is the exploded view of the structure in Fig. 6;
Fig. 8 is the exploded view of the each assembly in averruncator top in the embodiment of the present invention;
Fig. 9 is that the stay cord in the embodiment of the present invention moves towards figure;
Figure 10 is the structural representation of underseal pipe in the embodiment of the present invention;
Figure 11 is the complete structure schematic diagram of averruncator deployed condition in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Averruncator as shown in Fig. 1 and Figure 11, comprises the expansion link being formed by connecting by upper boom 1 and lower beam 2, upper boom 1Lower end be set in the upper end of lower beam 2, expansion link top is provided with knife rest, is rotatably connected to rotating knife 3 on knife rest,On knife rest, be also fixed with cutting knife 4, cutting knife blade one side is provided with sawtooth. Rotating knife 3 is connected with and can be drawn by rotational structureThe stay cord 5 that moving rotating knife rotates.
In the present embodiment, upper boom 1 and lower beam 2 are hollow pipe, and arrange respectively on the outer wall of upper boom 1 and lower beam 2Be useful on upper groove 1a and the low groove 2a of accommodating stay cord, make to draw thereby described expansion link is outside equipped with stay cord fixed structureRope 5 is close in upper groove 1a and low groove 2a and arranges. The stretching structure of expansion link is: the company of upper boom 1 and lower beam 2The place of connecing is provided with the tube connector 6 that is set in upper boom and lower beam connecting portion, and the tube wall of these tube connector 6 at least one sides is provided with axiallyThe strip gab 6a arranging, shown in Fig. 6,7, the outer position overcoat corresponding with strip gab 6a of this tube connector 6Be provided with the clamping sleeve that is C type 7 with axially open, two openends of this clamping sleeve 7 to be outside equipped with compress ear 7a,7b, is connected with compressor arm 8 between two compression ear 7a, 7b, and the first end of compressor arm 8 is rotatably connected to compressing tablet 9,This connecting portion that turns compressing tablet 9 is arranged on the outside of a side compression ear 7a, and the free end that turns compressing tablet 9 is fitted and connected outside pipe 6Wall arranges; The second end of compressor arm 8 is arranged with clamp nut 10, and clamp nut 10 is arranged on opposite side and compresses ear 7bOutside, turn compressing tablet 9 described in rotation and can adjust two distances that compress between ear 7a, 7b. When needs are adjusted expansion linkWhen length, turn compressing tablet 9, make two distances that compress between ear 7a, 7b become large, tube connector 6 discharge upper boom andFixing and the coupling mechanism force of lower beam connecting portion, adjusts upper boom 1 bottom and is inserted in the length in lower beam 2 tops, can change flexibleThe entire length of bar, when the length of expansion link reaches after anticipation length, turns compressing tablet 9, makes compression ear 7a, a 7bBetween distance diminish, and then the connecting portion of upper boom 1 and lower beam 2 is fixed and is locked. Described stay cord 5 is located inIn described tube connector, be provided with expansion rail groove 6b in tube connector, described tube connector 6 has formed described stay cord fixed knotStructure, adopts this structure, and upper groove 1a is close to by stay cord and low groove 2a arranges, and averruncator of the present invention is being usedTime, stay cord can not wave and rock, thus work that can perturbation operation personnel.
In addition, the described expansion link of averruncator provided by the invention is outside equipped with stay cord and pulls structure, and this stay cord pulls structureComprise, shown in Fig. 2,3,4,5:
Sleeve pipe 11, is movably set in outside expansion link, and the inwall of sleeve pipe is provided with puts the rail groove 11a that establishes stay cord, sleeve pipeOuter setting has a pair of lug 11b, the 11c of outwardly convex, and sleeve pipe 11 end 11f are expansion cone type, and the circle that expandsTapered cannula end outer wall is provided with anti-slip veins, and this sleeve pipe 11 is as stay cord pulling department;
Rotating shaft 12, be arranged between aforesaid a pair of lug 11b, 11c, and the two ends of rotating shaft 12 is located in respectivelyOn aforesaid a pair of lug 11b, 11c;
Compacting wobble-member 13, is arranged between aforesaid a pair of lug 11b, 11c, and described rotating shaft 12 middle parts are located inCan 12 rotate around the shaft thereby make to suppress wobble-member on compacting wobble-member 13, the bottom of compacting wobble-member 13 is circular arcType, and be provided with multiple pressure tooth 13a bottom the circular arc type of compacting wobble-member, protruding to being outside equipped with on compacting wobble-member 13Play the 13b of portion, operator can move this lug boss 13b with hand and 12 rotate around the shaft to order about compacting wobble-member 13;
The sleeve pipe 11 outer walls position corresponding with the circular arc type bottom of aforementioned compacting wobble-member 13 is provided with camber indent 11d,And on casing wall, be provided with and lead to the stay cord hole 11e that the permission stay cord of camber indent passes, wear for one section of described stay cord 5Cross be arranged on after the 11e of stay cord hole in aforementioned camber indent 11d, and can be by the pressure tooth of described compacting wobble-member circular arc type bottomThereby 13a interlock makes one section of stay cord to fix with sleeve pipe 11.
Above-mentioned stay cord pulls the position that structure can any one be wanted outside expansion link to be fixed locking to stay cord, when rope drawsMoving structure some positions outside expansion link are fixed after locking stay cord, by pulling sleeve pipe 11 downwards, and can be downwardsPull stay cord, stay cord can pull rotating knife rotation to carry out pruning, and the position of stay cord pulling department is adjustable, to can fitAnswer the operator of different height and build comfortablely to use. Above-mentioned stay cord pulls the position of structure outside expansion link adjustablePrinciple is: in the time wanting to adjust stay cord and pull the position of structure outside expansion link, move the protruding of compacting wobble-member 13 with handPlay the 13b of portion, external force is applied to lug boss 13b upper, make to suppress wobble-member 13 and 12 rotate around the shaft, because compacting is shakenThe bottom of goods of furniture for display rather than for use 13 is circular arc, after compacting wobble-member 13 turns to a certain degree, and compacting wobble-member 13 circular arcsThe pressure tooth 13a of bottom no longer carries out interlock locking to the stay cord that is positioned at sleeve pipe 11 camber indent 11d, now sleeve pipe 11Can be outside expansion link freely movable, grasp sleeve pipe 11 outer walls, adjust sleeve pipe 11 in the position outside expansion link to reachTo anticipation position, then unclamp the lug boss 13b of compacting wobble-member 13, on lug boss 13b, apply contrary external force, makeCompacting wobble-member 13 12 is made counter-rotation around the shaft, and after compacting wobble-member 13 turns to a certain degree, compacting is shakenThe stay cord that the pressure tooth 13a of goods of furniture for display rather than for use 13 circular arc-shaped bottom portions starts being positioned at sleeve pipe 11 camber indent 11d carries out tight interlockLocking, thus stay cord 5 is compressed in the camber indent 11d of sleeve pipe, and then stay cord 5 and sleeve pipe 11 are lockedFixing.
Thereby stay cord 5 is to be connected with rotating knife 3 by rotational structure by pulling stay cord stretchy rotating knife to rotate, thisRotational structure in embodiment comprises:
Be arranged on the stay cord rotating disk 15 at the top of described expansion link, stay cord rotating disk 15 can strengthen stay cord pullling rotating knifeDynamics;
Be set in the rotating disk cover 16 outside stay cord rotating disk, rotating disk cover 16 comprises that interconnecting rear inside has stay cord rotating disk cavityUpper cover 16a and lower cover 16b, the bottom of lower cover 16b is provided with the extension setting of casing 16b-1 that is set in expansion link outer wall, instituteA stiff end stating stay cord 5 is fixed on lower cover 16b; The top of upper cover 16a is provided with sheathed rotating knife pull bar 17Extension on sleeve pipe 16a-1, in extension, sleeve pipe 16a-1 top connects described knife rest 20, or it is straight to extend upper sleeve pipe 16a-1Connect and the one-body molded part that is integrated of described knife rest 20, in the present embodiment, extend upper sleeve pipe 16a-1 directly and described knife rest 20The one-body molded part that is integrated, position corresponding with described rotating knife 3 blade part 3c on described knife rest 20 is provided with spillCutter groove 20a, shown in Figure 8;
Rotating knife pull bar 17, the downside of rotating knife pull bar is provided with lacing hole 17a, the upside of rotating knife pull bar 17 with turnOne end 3a of moving knife 3 connects;
Extension spring 18, a side of extension spring is connected with rotating knife pull bar 17, and the opposite side of extension spring 18 is connected with knife rest 20;
Rotating knife rotating shaft 19, is located in knife rest, and the middle part 3b of rotating knife 3 is located in rotating knife rotating shaft 19;
After a stiff end of stay cord 5 is fixed on lower cover 16b, through the lacing hole 17a on rotating knife pull bar 17, wearThe stay cord of crossing after the lacing hole on rotating knife pull bar is wrapped on stay cord rotating disk 15, and the stay cord after pile warp stay cord rotating disk is close toIn the groove of described expansion link outer wall, arrange, referring to Fig. 1,9,11.
Because stay cord is close in the groove of described expansion link outer wall, and a section of stay cord is pulled structure tightly to sting by stay cordBe combined in the camber indent 11d of sleeve pipe, like this, when pulling stay cord to pull the sleeve pipe of structure downwards, can pull downwardsRope, stay cord continues to act on rotating knife pull bar 17 after pullling dynamics by 15 increasings of stay cord rotating disk, makes rotating knife pull bar17 also move down, and the rotating knife pull bar 17 moving down pulls moving knife 3 after pulling one end 3a of moving knife 3 downwardThe middle part 3b moving knife rotating shaft 19 that can rotate rotate, now the blade part 3c of rotating knife 3 is towards the spill cutter groove 20a of knife rest 20Rotate, thereby realize the pruning work to branch; When external force disappears from sleeve pipe, under the effect of extension spring 18, rotateCutter 3, rotating knife pull bar 17, stay cord 5 and stay cord pull structure all to reset.
Sheathed underseal pipe 21 outside the bottom of described lower beam, the bottom of underseal pipe is provided with two spaced through hole 21a,In the lower port of described upper boom, be fixed with stay cord fixture 22; 5 one sections of stay cords are close in the groove of expansion link outer wall and arrangeAfter, stretch the inside that is arranged on upper boom and lower beam, approach through follow-up the reneing of two through hole 21a of underseal pipe bottom respectivelyWhen stay cord fixture 22, run through stay cord fixture, one section of stay cord 5 the bending of upper boom upper end follow-up renew to stretch be arranged onUpper boom inside, and the another one stiff end of stay cord is fixing on stay cord fixture 22, in addition, in expansion link, arrangesHave can with the stay cord sleeve pipe 23 of expansion link synchronization telescope, from expansion link bottom to expansion link inside between expansion link topOne section of stay cord 5 is set in stay cord sleeve pipe 23; Referring to Fig. 1,9,11. Stay cord fixture 22 and stay cord sleeve pipe are set23 object, is exactly for adjusting when length of telescopic bar, in the groove of stay cord outside expansion link all the time in tension,Being convenient to stay cord and stay cord pulls the interlock between structure to fix. In addition, for the earth that prevents outside gets into expansion link and the endTube sealing inside, in underseal pipe bottom, overcoat has protective sleeve 24.

Claims (9)

1. an averruncator, comprises expansion link, is arranged on the knife rest at expansion link top, is rotatably connected on turning on knife restMoving knife, stay cord that be connected with rotating knife by rotational structure, for pulling rotating knife to rotate, is characterized in that: described inOn the outer wall of expansion link, be provided with the groove for accommodating stay cord, make thereby described expansion link is outside equipped with stay cord fixed structureStay cord is close to interior setting of groove of described expansion link outer wall;
Described expansion link is outside equipped with stay cord and pulls structure, and this stay cord pulls structure to comprise:
Sleeve pipe, is movably set in outside expansion link, and the inwall of sleeve pipe is provided with puts the rail groove of establishing stay cord, and establish the outside of sleeve pipeBe equipped with a pair of lug of outwardly convex;
Rotating shaft, is arranged between aforesaid a pair of lug, and the two ends of rotating shaft are located in respectively on aforesaid a pair of lug;
Compacting wobble-member, is arranged between aforesaid a pair of lug, described rotating shaft middle part is located on compacting wobble-member, fromCan rotate around the axis and make to suppress wobble-member, the bottom of compacting wobble-member is camber, and the camber bottom of compacting wobble-memberBe provided with multiple pressure teeth;
The sleeve outer wall position corresponding with the camber bottom of aforementioned compacting wobble-member is provided with camber indent, and casing wallOn be provided with and lead to the stay cord hole that the permission stay cord of camber indent passes, one section of described stay cord is arranged on through behind stay cord holeThereby in aforementioned camber indent, and can be made by the pressure tooth interlock of described compacting wobble-member camber bottom one section and sleeve pipe of stay cordFixing.
2. averruncator according to claim 1, is characterized in that: protruding to being outside equipped with on described compacting wobble-memberThe portion of rising.
3. averruncator according to claim 1, is characterized in that: described cannula end is expansion cone type, andThe cannula end outer wall of expansion cone type is provided with anti-slip veins.
4. averruncator according to claim 1, is characterized in that: described expansion link comprises upper boom and lower beam, onThe lower end of bar is set in the upper end of lower beam, and the junction of upper boom and lower beam is provided with and is set in upper boom and lower beam connecting portionTube connector, the tube wall of at least one side of this tube connector is provided with the strip gab of axial setting, this tube connector outer with strip gab phaseOutside corresponding position, be arranged with the clamping sleeve that is C type with axially open, two openends of this clamping sleeve outwards arrangeHave compression ear, between two compression ears, be connected with compressor arm, the first end of compressor arm is rotatably connected to compressing tablet, and this turns pressureThe connecting portion that sheet is connected with compressor arm is arranged on the outside of a side compression ear, and the second end of compressor arm is arranged with clamp nut,Clamp nut is arranged on opposite side and compresses the outside of ear, turns compressing tablet described in rotation can adjust two distances that compress between ear;Described stay cord is located in described tube connector, and described tube connector has formed described stay cord fixed structure.
5. averruncator according to claim 1, is characterized in that: described rotational structure comprises:
Be arranged on the stay cord rotating disk at the top of described expansion link;
Be set in the rotating disk cover outside stay cord rotating disk;
Rotating knife pull bar, the downside of rotating knife pull bar is provided with lacing hole, the upside of rotating knife pull bar and one end of rotating knifeConnect;
Extension spring, a side of extension spring is connected with rotating knife pull bar, and the opposite side of extension spring is connected with knife rest;
Rotating knife rotating shaft, is located in knife rest, and the middle part of rotating knife is located in rotating knife rotating shaft;
After a stiff end of stay cord is fixed on rotating disk cover, through the lacing hole on rotating knife pull bar, draw through rotating knifeStay cord after lacing hole on bar is wrapped on stay cord rotating disk, and the stay cord after pile warp stay cord rotating disk is close to outside described expansion linkIn the groove of wall, arrange.
6. averruncator according to claim 5, is characterized in that: described rotating disk cover comprises and interconnects rear insideHave upper cover and the lower cover of stay cord rotating disk cavity, the bottom of lower cover is provided with the extension setting of casing that is set in expansion link outer wall, instituteA stiff end stating stay cord is fixed in lower cover; The top of upper cover is provided with sleeve pipe in the extension of sheathed rotating knife pull bar,In extension, sleeve pipe top connects described knife rest, or the upper sleeve pipe of extension is direct and the one-body molded part that is integrated of described knife rest, described inOn knife rest, the position corresponding with described rotating knife blade part is provided with spill cutter groove.
7. according to the averruncator described in claim 5 or 6, it is characterized in that: described expansion link comprises upper boom and lower beam,The lower end of upper boom is set in the upper end of lower beam, and upper boom and lower beam are hollow pipe, sheathed underseal outside the bottom of described lower beamPipe, the bottom of underseal pipe is provided with two spaced through holes, is fixed with stay cord and fixes in the lower port of described upper boomPart; After one section of stay cord is close to and arranges in the groove of expansion link outer wall, respectively after two through holes through underseal pipe bottomContinue to extend and be arranged on the inside of upper boom and lower beam, in the time of stay cord fixture, run through stay cord fixture, a section of stay cordUpper boom upper end bending follow-up renew to stretch be arranged on upper boom inside, and the another one stiff end of stay cord is at stay cord fixtureUpper fixing; In expansion link, be provided with can with the stay cord sleeve pipe of expansion link synchronization telescope, from expansion link bottom to expansion link insideBe set in stay cord sleeve pipe to one section of stay cord between expansion link top.
8. averruncator according to claim 7, is characterized in that: described underseal pipe bottom is also arranged with protective sleeve.
9. averruncator according to claim 1, is characterized in that: on described knife rest, be also fixedly connected with cutting knife,On at least part of blade of this cutting knife, be provided with sawtooth.
CN201410481821.1A 2014-09-19 2014-09-19 A kind of averruncator Expired - Fee Related CN104272985B (en)

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Application Number Priority Date Filing Date Title
CN201410481821.1A CN104272985B (en) 2014-09-19 2014-09-19 A kind of averruncator

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201410481821.1A CN104272985B (en) 2014-09-19 2014-09-19 A kind of averruncator
DE212014000193.5U DE212014000193U1 (en) 2014-09-19 2014-11-27 Secateurs for high-hanging branches
PCT/CN2014/001055 WO2016041107A1 (en) 2014-09-19 2014-11-27 Clippers for high branches

Publications (2)

Publication Number Publication Date
CN104272985A CN104272985A (en) 2015-01-14
CN104272985B true CN104272985B (en) 2016-06-15

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DE212014000193U1 (en) 2016-05-19
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