CN2527086Y - Combined secateurs with long handle for garden - Google Patents

Combined secateurs with long handle for garden Download PDF

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Publication number
CN2527086Y
CN2527086Y CN 02228737 CN02228737U CN2527086Y CN 2527086 Y CN2527086 Y CN 2527086Y CN 02228737 CN02228737 CN 02228737 CN 02228737 U CN02228737 U CN 02228737U CN 2527086 Y CN2527086 Y CN 2527086Y
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scissors bit
scissors
shape
handle
arms
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Chinese (zh)
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李忠真
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李忠真
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Abstract

The utility model discloses a combined secateurs used for controlling canopies, stumping and branching in a garden which consists of a scissors tool bit (1) with slide protection function, a small steel wire pulling rope (2), a stay bar (3), an active cover (4), a free handle (5), a plunger type lifting bearing bar (6) and a side bearing plate (7). A handler stands on the ground to implement the closing operation on the free handle (5), the small steel wire pulling rope (2) draws the scissors tool bit (1) to cut off the high branches. When the free handle (5) is opened, an interlocking bar (9) moves upwards to lead the cutting edge of the scissors tool bit (1) to be opened under the elasticity of an offsetting spring (8) so that the scissors is in a state of being cut.

Description

Combined type tree pruner of garden cutter
The utility model relates to a kind of cutting tool, in particular for gardens control hat, standing tree delimbing and prune the combined type branches of tall trees scissors of high wide hedge.
Work such as the control hat pruning in the orchard, the standing tree delimbing in the forest farm and the training of the setting in the gardening of city, high wide hedge pruning, the capital runs into the problem that needs to shear branches of tall trees, this just needs a kind of suitable scissors, can cut off branches of tall trees effectively, have characteristics convenient and strength-saving, highly effective and safe again, and along with the continuous expansion of China's planting greening area, planting fruit trees area and improving constantly of city gardening shaping requirement, this demand will constantly enlarge.Yet also lack this scissors in the market, existing scissors mainly is short in the branches of tall trees scissors, they have two common features, the one, the height of shearing generally is no more than 2.5 meters because of the restriction that is subjected to operator's height, so that when needs are pruned higher branch, the operator has to carry out operation by ladder or the free-hand height of tree place of climbing, the 2nd, in the shearing manipulation process, the weight of whole scissors is fully by two arm support, so that operator's arm fatigue strength is very big, owing to there is the significant deficiency of above two aspects, therefore existing branches of tall trees scissors is difficult to satisfy numerous forest workers, orchard worker and horticulture person's demand was once done play-by-play to 2 in this central TV the first half of the year in 1999.
China's 99 2 45260.0 utility model patent specifications disclose my a kind of multifunction combined gardens branches of tall trees cutting tool, this utility model is a kind of gardens standing tree delimbing that is exclusively used in, have and cut, cut, saw, the combined type branches of tall trees cutting tool of shovel function, branches of tall trees scissors wherein is by scissors bit that is set in the strut top and little steel wire tow line, fixed handle, flexible handle, piston type lifting bearing bar, compositions such as universal rotating shaft and carry-on load-bearing pedestal, the operator is according to the differing heights of shearing branch, adopt different combinations, stand in and just can finish the work of shearing branches of tall trees on the ground, but in actual mechanical process, this utility model exists scissors bit that sliding branch phenomenon is arranged when shearing than the fat tree branch, problems such as the shearing inclination adjustment is not too flexible, and resistance to overturning is relatively poor.
The purpose of this utility model provides a kind of branches of tall trees scissors that is applicable to that gardens control hat, standing tree delimbing and high wide hedge are pruned, and this averruncator cutter has the standby host of being unworthy of tool power, there is not sliding branch phenomenon in scissors bit when shearing than the fat tree branch, shearing inclination is adjusted flexible, resistance to overturning is good, arm is operated light characteristics such as laborsaving, is actually the substantial improvements that the averruncator in 99 2 45260.0 utility model patents is partly carried out, and is the later patents application of my above-mentioned patent.
For achieving the above object, the technical scheme that the utility model provides is: the scissors bit that design is had an anti-slip function is set in the top of tubulose strut, the bottom of strut then studs with handle set, stud with left and right sides flexible handle in the left and right sides rotating shaft of handle set, plate links about the inboard of left and right sides flexible handle studs with respectively, about the interlock plate the other end then be set on the gag lever post, backstay by wing nut tractive location is arranged in the gag lever post, by being set in the kink on the handle set, the top of branches of tall trees scissors links to each other with the piston type lifting bearing bar of bottom, piston type lifting bearing bar is by connecting rod and latch, be set in the slot of carry-on bearing plate, little steel wire tow line is connected backstay by the mesopore of strut with scissors bit, like this, when operation left and right sides handle is done the unlatching closing motion, under the elastic force effect of scissors bit back-moving spring in little steel wire tow line pulling force and scissors bit, just can do the unlatching closing motion, thereby cut off branch.The weight of whole branches of tall trees scissors then is added on operator's the body by piston type lifting bearing bar and carry-on bearing plate, thereby has alleviated the degree of fatigue of arm.According to the different structure of the anti-slip function of scissors bit, design has " X " shape scissors bit, " barb " shape scissors bit, " sawtooth " shape scissors bit and " bow " shape scissors bit.
" X " shape scissors bit is by the difference of its structure, and design has both arms interlock " X " shape scissors bit, both arms link balance formula " X " shape scissors bit, and four kinds of single armed interlock " X " shape scissors bits, single armed link balance formula " X " shape scissors bit:
Both arms interlock " X " shape scissors bit, the last rotating shaft of its scissors bit two arms is fixed on the top of scissors bit handle, by the little steel wire tow line in the handle pulling scissors bit handle, and then the gangbar of tractive scissors bit both sides, make two arms of scissors bit make closing motion, thereby cut off branches of tall trees around fixing last rotating shaft; When handle is opened, in the scissors bit handle, under the effect of back-moving spring, move on the gangbar of scissors bit both sides, make two arms of scissors bit make opening movement around fixing last rotating shaft, treat shearing condition thereby return to again.Both arms link balance formula " X " shape scissors bit; then be on the basis of both arms interlock " X " shape scissors bit; a balance plate is respectively established in both sides on the scissors bit handle; have circular arc hollow slideway on the balance plate; respectively be provided with the balance columns of a band clamp nut on two arms of scissors bit; balance columns is in the hollow slideway of the circular arc of balance plate; unlatching closure with scissors bit; the track of making circular arc slides; to control plane, two cutting edge places relatively stable when shearing operation, reduce because of being subjected to force unbalance the generation of cutting edge gap increasing situation to occur.
Single armed interlock " X " shape scissors bit, it is the top that an arm of scissors bit is fixed on the long strut of tubulose, and on it, be equipped with one and turn to fixed pulley, little steel wire tow line then is equipped with in the lower end of another arm, little steel wire tow line passes through back-moving spring, turn to fixed pulley and strut mesopore to link to each other with the backstay of left and right sides flexible handle traction, utilize lever principle, the operator is below strut, two flexible handles are implemented closed procedure, scissors bit can be cut off higher branch, when two flexible handles are implemented to open operation, under the effect of back-moving spring, scissors bit opens, and treats shearing condition thereby return to again.Single armed link balance formula " X " shape scissors bit; then be on the basis of single armed interlock " X " shape scissors bit; cut and be provided with a balance plate between anvil and the handle; have the hollow slideway of circular arc on the balance plate; the position of corresponding cutting edge one arm is provided with the balance columns of a band clamp nut; balance columns is in the circular arc hollow slideway of balance plate; unlatching closure with scissors bit; the track of making circular arc slides; to control plane, two cutting edge places relatively stable when shearing operation, reduce because of being subjected to force unbalance the generation of cutting edge gap increasing situation to occur.
" barb " shape scissors bit is exactly the barb that disclosed scissors bit is cut an anti-branch slippage of anvil oral area design in utility model patent 99 2 45260.0, when scissors is closed, branch in the scissors mouth both had been subjected to the shearing force effect of cutting edge, simultaneously when sliding into the scissors mouth, be subjected to the drag effect of " barb " again, like this, the branch of being cut just can slippage, is finally thoroughly cut off." barb " shape scissors bit is according to the difference of its structure, also can be divided into two kinds of both arms interlock and single armed interlocks: both arms interlock scissors bit, the last rotating shaft that is about to scissors bit two arms is fixed on the top of scissors bit handle, by the little steel wire tow line in the handle pulling scissors bit handle, and then the trace of tractive scissors bit both sides, make two arms of scissors bit make closing motion, thereby cut off branch around fixing last rotating shaft; Single armed interlock scissors bit, promptly an arm of scissors bit is fixed on the top of the long strut of tubulose, and on it, load onto one and turn to fixed pulley, little steel wire tow line then is equipped with in the lower end of another arm, little steel wire tow line links to each other with backstay by turning to fixed pulley and strut mesopore, utilizes lever principle, and the operator is below strut, by flexible handle is implemented closed procedure, can cut off branch.
" sawtooth " shape scissors bit is exactly in utility model patent 99 2 45260.0 disclosed scissors bit and cuts and be provided with jagged anti-skid structure on the anvil, difference according to its structure, design has both arms interlock " sawtooth " shape scissors bit and single armed interlock " sawtooth " shape scissors bit, and its shearing manipulation principle is the same with " barb " shape scissors bit.
" bow " shape scissors bit, (see " the 973rd page of newly organized practical five metals handbook based on the GB6866-86 averruncator exactly, the Geology Publishing House, in December, 1996 Beijing front page), a joint that turns to fixed pulley and connect strut is installed on the handle of scissors bit, little steel wire tow line is walked around and is turned to fixed pulley to link to each other with backstay along the mesopore of strut, and the shearing manipulation of whole " bow " form height secateurs cutter is the same with other branches of tall trees scissors.
Piston type lifting bearing bar is made up of lifting bearing bar, cylinder sleeve and connecting rod three parts.When concrete operations, the lifting bearing bar is connected by the top of kink with the branches of tall trees scissors, the connecting rod that is positioned at piston type lifting bearing bar bottom then is set in the slot of carry-on bearing plate, make the weight of branches of tall trees scissors be added on operator's the body by carry-on bearing plate, thereby both can alleviate the fatigue strength of operator's both arms, can also regulate the shear height of branches of tall trees scissors.If the branches of tall trees scissors strut of combination is shorter, weight is lighter, then detachable lower piston formula lifting bearing bar is directly being held two flexible handles and is being sheared operation.
The control of shearing inclination and stability, it mainly is slot by carry-on bearing plate, the left-right rotation of kink and operator's health, move forward and backward etc. that parts and action finish, the slot between the slot of bearing plate and lifting bearing bar and kink wherein, both can prevent swinging of branches of tall trees scissors, can guarantee that again the branches of tall trees scissors can be according to the size at the needs adjustment elevation angle of shearing, like this, cooperate lever operated branches of tall trees scissors strut in kink, to carry out freely rotating again, just can guarantee that the operator can carry out 0 °~80 ° at the elevation angle, the angle of shear is 0 °~360 ° comprehensive shearing operation.
Above-described combined type branches of tall trees scissors, the time spent can on-the-spot assemble, and the form that then can be big assembly is not contained in the tool box time spent.
The combined type tree pruner of garden cutter that designs and produces according to technique scheme, there is not sliding branch phenomenon in scissors bit when shearing than the fat tree branch, shearing the elevation angle and shearing inclination adjusts flexible, the cutter resistance to overturning is good, arm is operated light laborsaving, neither need to be equipped with dynamic power machine, also need not use the climbing instrument, the operator stands on the ground just can cut branches of tall trees.
Below in conjunction with accompanying drawing to embodiment of the present utility model---combined type tree pruner of garden cutter is described in further detail:
Fig. 1 is both arms interlock " X " form height secateurs cutter overall structure schematic diagram.
Fig. 2 is both arms interlock " X " shape scissors bit assembly schematic diagram.
Fig. 3 is both arms interlock " X " shape scissors bit handle schematic diagram.
Fig. 4 is both arms interlock " X " shape scissors bit gangbar schematic diagram.
Fig. 5 is both arms interlock " X " shape scissors bit drag link schematic diagram.
Fig. 6 is both arms link balance formula " X " shape scissors bit assembly schematic diagram.
Fig. 7 is single armed interlock " X " shape scissors bit schematic diagram.
Fig. 8 is single armed link balance formula " X " shape scissors bit schematic diagram.
Fig. 9 is " barb " shape both arms interlock scissors bit schematic diagram.
Figure 10 is " barb " shape single armed interlock scissors bit schematic diagram.
Figure 11 is " sawtooth " shape both arms interlock scissors bit schematic diagram.
Figure 12 is " sawtooth " shape single armed interlock scissors bit schematic diagram.
Figure 13 is " bow " shape scissors bit schematic diagram.
Figure 14 is little steel wire tow line schematic diagram.
Figure 15 is strut and joint schematic diagram.
Figure 16 is the kink schematic diagram.
Figure 17 is a flexible handle assembly schematic diagram.
Figure 18 is the handle set schematic diagram.
Figure 19 is the right handles schematic diagram.
Figure 20 is the gag lever post schematic diagram.
Figure 21 is the backstay schematic diagram.
Figure 22 is piston type lifting bearing bar internal structure and assembly schematic diagram.
Figure 23 is carry-on bearing plate assembly schematic diagram.
Fig. 1 is both arms interlock " X " form height secateurs cutter overall structure schematic diagram.Schematic diagram is the drawing ratio difference up and down, and strut 3 belongs to the integral body that segmentation is formed by connecting.Branches of tall trees scissors integral body is made up of scissors bit 1, little steel wire tow line 2, strut 3, kink 4, flexible handle 5, piston type lifting bearing bar 6 and carry-on bearing plate 7.During operation, utilize waist, nape band on the carry-on bearing plate 7, carry-on bearing plate is hung over operator's belly, two flexible handles about the operator holds, when shearing operation, only need scissors bit is aimed at branch to be cut, then two flexible handles are implemented closed procedure, little finer wire stay cord 2 promptly draws scissors bit and does closing motion, thereby cuts off branch; Afterwards, the operator opens two flexible handles, under the effect of back-moving spring 8 elastic force in scissors bit 1, moves on the gangbar 9 of promotion scissors bit 1 both sides, thereby scissors bit 1 is opened, and enters state to be cut again.If strut 3 makes up shortlyer, lighter, it is little upwards to lift effort, and the operator can lay down piston type lifting bearing bar 6 and carry-on bearing plate 7, directly holds flexible handle 5 and shears operation.
Fig. 2 is both arms interlock " X " shape scissors bit assembly schematic diagram.Cutting edge 10,11 are set in the scissors bit handle 15 by rotating shaft on the scissors bit 12, by Left-wing Federation moving axis hole 13 and left gangbar 9, right interlock axis hole 14 links to each other with right gangbar 9, drag link 16 is arranged in scissors bit handle 15, drag link is equipped with a pressure property spring 8 for 16 times, the end socket 17 of little steel wire tow line 2 is stuck on the drag link 16, little steel wire tow line 2 is by the mesopore of drag link 16, back-moving spring 8, finally link to each other with backstay 88, whole scissors bit 1 links to each other with strut 3 by joint 18, under the elastic force effect of the pulling force of little steel wire tow line 2 and back-moving spring 8, drag link 16 can parallelly up and down move, and then drive left and right sides gangbar 9 moves up and down, final traction cutting edge 10,11 do to open, closing motion, thus the shearing operation finished.
Fig. 3 is both arms interlock " X " shape scissors bit handle schematic diagram.The handle of both arms interlock " X " shape scissors bit processes with square fillet tubing, its top prong 19 is spaces that both arms interlock scissors bit two cutting edges 10 and 11 rotating shafts are installed, axis hole 20,21 is used to install fixed rotating shaft 12, the displacement aperture 22 of drag link 16 is the spaces that move up and down for drag link 16, the side becomes round splce 23 and plays a part scissors bit 1 and strut 3 are connected as one, it is fastening required that fastener hole 24 is used for the crescent moon spanner, the space, middle and lower part of handle mesopore is the space that back-moving spring 8 is installed.
Fig. 4 is both arms interlock " X " shape scissors bit gangbar schematic diagram.The two ends prong of whole gangbar 9 is " U " shape structure, shaft hole the 13, the 25th, the shaft hole of connection cutting edge 11 and drag link 16.According to the position difference of gangbar, it is divided into left and right gangbar, but on physical dimension, both are just the same.
Fig. 5 is both arms interlock " X " shape scissors bit drag link schematic diagram.The shaft hole 26,27 of drag link 16 is used to connect the following prong of left and right sides gangbar 9, mesopore 28 is used to pass little steel wire tow line 2 and stops end socket 17 on the little steel wire tow line 2, its diameter is less than the diameter of little steel wire tow line 2 upper covers 17 again both greater than the diameter of little steel wire tow line 2 low heads 65.The plane at the plane at axis hole 26,27 places and mesopore 28 places is 90 ° of angles.
Fig. 6 is both arms link balance formula " X " shape scissors bit assembly schematic diagram.It is on the basis of both arms interlock " X " shape scissors bit; a balance plate 29 is respectively established in both sides on scissors bit handle 15; have the hollow slideway 30 of circular arc on the balance plate 29; respectively be provided with the balance columns 31 of a band clamp nut on two arms of scissors bit; balance columns 31 is in the circular arc hollow slideway 30 of balance plate 29; unlatching closure with scissors bit; the track of making circular arc slides; be that clamp nut control closely contacts between two arms of scissors bit and the balance plate 29; but do not lock; when shearing operation, can keep relative tight with the plane at cutting edge 11 places with control cutting edge 10, reduce because of being subjected to force unbalance the increasing of cutting edge gap to occur so that shear situation of difficult taking place.
Fig. 7 is single armed interlock " X " shape scissors bit schematic diagram.One arm 32 of single armed interlock " X " shape scissors bit is fixedly connected by joint 33 and strut 3, and be equipped with one in a side of this fixed arm and turn to fixed pulley 34, the lower end of another lever arm 35 is fixed with little steel wire tow line 2, and little steel wire tow line 2 links to each other with the backstays 88 of following flexible handle 74 and 76 common tractions by back-moving spring 36, the mesopore that turns to fixed pulley 34 and strut 3.When flexible handle 74 and 76 closures, little steel wire tow line 2 traction lever arms 35 clockwise rotate around last rotating shaft 37, thereby make cutting edge 38 and cutting edge 39 closures, cut off branch; When flexible handle 74 and 76 opened, lever arm 35 rotated counterclockwise around last rotating shaft 37 under the effect of back-moving spring 36 elastic force, the cutting edge mouth is opened, scissors bit is in state to be cut, and limit post 40 is being controlled the stretching degree of scissors mouth, to prevent coming off of back-moving spring 36.
Fig. 8 is single armed link balance formula " X " shape scissors bit schematic diagram.It is on the basis of single armed interlock " X " shape scissors bit; cut and be provided with a balance plate 41 between anvil 39 and the handle 32; have the hollow slideway 42 of circular arc on the balance plate 41; the corresponding position of cutting edge 38 1 arms is provided with the balance columns 43 of a band clamp nut; balance columns 43 is in the circular arc hollow slideway 42 of balance plate 41; unlatching closure with scissors bit; the track of making circular arc slides; be that clamp nut control closely contacts between the arm of cutting edge 38 and the balance plate 41; but do not lock; can keep relative stability when shearing operation to control plane, two cutting edge places, reduce because of being subjected to force unbalance the generation that situation is strengthened in the cutting edge gap to occur.
Fig. 9 is " barb " shape both arms interlock scissors bit schematic diagram.The oral area that it is characterized in that cutting anvil is provided with the barb 44 of an anti-branch slippage, concrete shearing situation is: the last rotating shaft 45 of scissors bit two arms is fixed on the top of scissors bit handle 46, by flexible handle 74 and 76, little steel wire tow line 2 in the pulling scissors bit handle 46, and then affect the interlock plate 48 of both sides to move downward by rotating shaft 47, pass through the lower rotary shaft 49 of two arms again by the interlock plate 48 of both sides, two arms of pulling scissors bit, when overcoming back-moving spring 50 elastic force, make closing motion around fixed rotating shaft 45, thereby cut off branches of tall trees; When flexible handle opened, under the effect of back-moving spring 50 elastic force, scissors bit promptly opened, and was in state to be cut.With both arms interlock " X " shape scissors bit 1 among " barb " shape both arms interlock scissors bit replacement Fig. 1, just formed " barb " shape both arms interlock branches of tall trees scissors.
Figure 10 is " barb " shape single armed interlock scissors bit schematic diagram.The oral area that it is characterized in that cutting anvil is provided with the barb 51 of an anti-branch slippage, the concrete structure situation is: an arm 52 of single armed interlock scissors bit is fixedly connected by joint 53 and strut 3, and be equipped with one in this fixed arm one side and turn to fixed pulley 54, little steel wire tow line 2 is equipped with in the lower end of another lever arm, little steel wire tow line 2 links to each other with the backstay 88 of left and right sides flexible handle 74 and 76 common tractions by the mesopore that turns to fixed pulley 54 and strut 3, back-moving spring 55 is housed between two shear arms, and the shearing manipulation of whole scissors bit is the same with Fig. 9 " barb " shape both arms interlock scissors bit.
Figure 11 is " sawtooth " shape both arms interlock scissors bit schematic diagram.It is characterized in that cutting the structure 56 that anvil is provided with " sawtooth " shape, in shear history, broached-tooth design 56 can play to increase cuts anvil and by the frictional force between poll, prevent the effect of branch slippage, in addition, the structure of whole scissors bit and shearing manipulation principle are the same with Fig. 9 " barb " shape both arms interlock scissors bit.
Figure 12 is " sawtooth " shape single armed interlock scissors bit schematic diagram.It is characterized in that the structure 57 that is provided with " sawtooth " shape cutting on the anvil, in shear history, broached-tooth design 57 can play to increase cuts anvil and by the frictional force between poll, prevent the effect of branch slippage, in addition, the structure of whole scissors bit and shearing manipulation principle are the same with Figure 10 " barb-shaped " single armed interlock scissors bit.
Figure 13 is " bow " shape scissors bit schematic diagram.It is based on the GB6866-86 averruncator, (schematic diagram is seen " the 973rd page of newly organized practical five metals handbook, the Geology Publishing House, in December, 1996 Beijing front page), a joint 60 that turns to fixed pulley 59 and be fixedly connected with strut 3 is installed on the handle 58 of scissors bit, little steel wire tow line 2 is walked around and is turned to fixed pulley 59 to link to each other with backstay 88 along the mesopore of strut 3, when left and right sides flexible handle 74 and 76 carries out closed procedure, little steel wire tow line 2 moves downwards, pulling cutting edge arm 61 62 rotates counterclockwise around the shaft, make closing motion with cutting anvil 63, thereby cut off branch; When left and right sides flexible handle 74 and 76 carried out open operation, under the effect of back-moving spring 64, cutting edge arm 61 62 clockwise rotated around the shaft, made opening movement with cutting anvil 63, thereby made scissors bit return to state to be cut.
Figure 14 is little steel wire tow line schematic diagram.The differing heights that the length of little steel wire tow line 2 can make up according to strut 3 has different models, and the time spent then directly installs by the corresponding model of height of combination, and little steel wire tow line 2 two ends are cast with end socket 17 and 65, are used for two ends and fix; Under some occasion, low head 65 can change movable end socket into, and the branches of tall trees scissors only need be joined a little steel wire tow line 2 and got final product like this.
Figure 15 is strut and joint schematic diagram.Strut 3 selects for use intensity height, lightweight tubing to make, there are interior chopping 66 and fastener hole 67 in its two ends, connect with nipple 68 between the single strut, fastener hole 69 is arranged on the nipple 68, generally speaking, the height of single strut selects 0.8~1 meter to be advisable, and 3 differences according to shear height of whole strut are formed by connecting by single strut again.In addition, being connected between nipple 68 and the strut 3 also can be inserting mode, in this manner, and chopping 66 and fastener hole 67 in strut 3 does not just need to establish.
Figure 16 is the kink schematic diagram.The kink pipe 70 of kink 4 is enclosed within on the preceding pipe 90 of handle set 78 near handle assembly, preceding pipe 90 is fixedly connected with strut 3, and can in kink pipe 70, freely rotate, have shaft hole 73 in the middle of the kink clamping plate 71 and 72, kink clamping plate 71 and 72 secured in parallel are on kink pipe 70, and lifting bearing bar 99 is embedded between kink clamping plate 71 and 72 by shaft hole 73.
Figure 17 is a flexible handle assembly schematic diagram.Its structure is: left flexible handle 74 is by rotating shaft 75, and right flexible handle 76 is set on the handle set 78 by rotating shaft 77, and left flexible handle 74 can be around the shaft 75, right flexible handle 76 can 77 rotate around the shaft; The moving plate 79 of the Left-wing Federation is set on the left flexible handle 74 by rotating shaft 80, right interlock plate 81 is set on the right flexible handle 76 by rotating shaft 82, by rotating shaft 83 and rotating shaft 84, gag lever post 85 moves plate 79 with the Left-wing Federation, right interlock plate 81 links to each other, position-limiting tube 86 on the gag lever post 85 is inserted and is reached in the handle tube 87 of handle set 78, the lower end of backstay 88 is set in the wing nut 89, the upper end then is inserted in the position-limiting tube 86, little steel wire tow line 2 is stuck in the lower end of backstay 88 by the mesopore of strut 3, handle tube 87, position-limiting tube 86 and backstay 88 by low head 65.The kink pipe 70 that 90 of the preceding pipes of handle set 78 pass kink 4 joins with strut 3, and handgrip 91 and 92 is a plastic material.The operating principle of whole handle is: when left flexible handle 74 around the shaft 75, right flexible handle 76 is around the shaft 77 when carrying out closed procedure, by rotating shaft 80 and rotating shaft 82, plate 79 moves in the Left-wing Federation, right interlock plate 81 promotes gag lever post 85 and is subjected to displacement downwards, finally impel the backstay 88 in the gag lever post 85 to be subjected to displacement together downwards, thereby spur little steel wire tow line 2 downwards, impel scissors bit 1 closure, finish the shearing operation; When left and right sides handle was opened, then under above-mentioned identical interactively, backstay 88 upwards was subjected to displacement, and added scissors bit 1 under the elastic force effect of back-moving spring 8, and scissors bit 1 just opens automatically, treats shearing condition thereby enter.In shear history, handle assembly can freely rotate in the kink pipe 70 of kink 4, to adjust different shearing inclinations.Can regulate the tightness of little steel wire tow line 2 by wing nut 89.Because the flexible handle from the scissors bit 1 on top to the bottom has all utilized lever principle, and the length of the light arm of force is the several times of weight arm length, and therefore, the operator just can cut off thicker branches of tall trees by flexible handle with less power.
Figure 18 is the handle set schematic diagram.Axis hole 75 and 77 on the handle set 78, be used to inlay left flexible handle 74 and right flexible handle 76, handle tube 87 is enclosed within outside the position-limiting tube 86, the usefulness that supplies position-limiting tube 86 front and back to slide, the little external diameter of its internal diameter greater than position-limiting tube 86, with stablizing of control left and right sides flexible handle, the kink pipe 70 that the preceding pipe 90 of handle set passes kink 4 joins with strut 3.
Figure 19 is the right handles schematic diagram.Cut the shaft hole 94 times that retaining 93 is fixed on scissors bit right handles 76, with the closed degree of restriction handle, prevent that undue closure from breaking little steel wire tow line 2, shaft hole 82 is used to inlay right interlock plate 81, and handle 92 is a plastic material.On structure, left and right sides handle is the same, both can use the tubing welding production, also can make of the steel plate punching press.
Figure 20 is the gag lever post schematic diagram.Two limiting plates, 95 parallel ends that are clipped in position-limiting tube 86 on the gag lever post 85, the shaft hole 83 and 84 on the limiting plate 95 are used for fixing moving plate 79 of the Left-wing Federation and right interlock plate 81.
Figure 21 is the backstay schematic diagram.Backstay 88 is a column screw rod, the screw thread that matches with wing nut 89 is carved with on its surface, its mesopore 96 communicates with side opening 97, unload little steel wire tow line 2 with convenient the installation, top groove 98 is used to block the low head 65 of fixing little steel wire tow line, whole backstay 88 is set in wing nut 89, by wing nut 89 tractives location, to control the tightness of little steel wire tow line 2.
Figure 22 is piston type lifting bearing bar internal structure and assembly schematic diagram.This figure two parts up and down is a schematic perspective view, and middle is the internal structure generalized section.Piston type lifting bearing bar 6 is by lifting bearing bar 99, cylinder sleeve 100, and connecting rod 101 three parts are formed, the external diameter of lifting bearing bar 99 is less than the internal diameter of cylinder sleeve 100, and be set in by pin hole 102 between the clamping plate 71 and 72 of kink 4, the diameter of the tail end 103 of lifting bearing bar 99 is then small in the internal diameter of cylinder sleeve 100, be added with machine oil lubricate in a small amount in the cylinder sleeve 100, have ventilation hole on lifting bearing bar 99 tail ends 103, the blow-by of 2 air chambers up and down that in cylinder sleeve 100, forms by it, lifting bearing bar 99 can be done the easy on and off motion in cylinder sleeve 100, with flexible adjustment shear height, sealing ring 104 is main to be risen and reduces lifting bearing bar 99 and cylinder sleeve 100 frictional force between suitable for reading, and prevent the excessive effect of cylinder sleeve 100 inner engine oils, then stud with connecting rod 101 at cylinder sleeve 100 afterbodys, by the axis hole 105 of connecting rod 101, whole piston type lifting bearing bar 6 is set on the carry-on bearing plate 7.
Figure 23 is carry-on bearing plate assembly schematic diagram.Pedestal 106 usefulness screws 107 on the bearing plate 7 are set on the bearing plate 108 with oneself, and the slot 109 above it is a plug and play shape, and the operator can plug or take off piston type lifting bearing bar 6 at any time according to different operation requirements.By keyhole, the operator can tie up to waist and belly with whole carry-on bearing plate 7 with waistband 110, nape band 111.Bearing plate 108 should select hardness big and have certain flexible composite board to make, and its front has wear-resisting, the back side and has the characteristics of absorbing sweat, ventilation.
Certainly, the connection compound mode of strut 3 not necessarily connects with nipple, also can adopt other forms, does not even change into only with a whole strut with the segmentation ways of connecting; The high marline filial generation of also available other tensile strength of little steel wire tow line 2 of pulling scissors bit closure is replaced; When being used to shear high wide hedge, the edge of scissors bit both can be crooked, also can be upright, and all these conversion all belong to protection domain of the present utility model.

Claims (8)

1, a kind of combined type branches of tall trees scissors that is used for gardens control hat, standing tree delimbing and prunes high wide hedge, it is characterized in that: described branches of tall trees scissors integral body is made up of the scissors bit with anti-slip function (1), little steel wire tow line (2), strut (3), kink (4), flexible handle (5), piston type lifting bearing bar (6) and carry-on bearing plate (7), according to the different preventing slippage functional structure that scissors bit (1) has, design has " X " shape scissors bit, " barb " shape scissors bit, " sawtooth " shape scissors bit and " bow " shape scissors bit.
2, combined type branches of tall trees scissors according to claim 1, it is characterized in that: " X " shape scissors bit is by the difference of its structure, design has both arms interlocks " X " shape scissors bit, both arms link balance formula " X " shape scissors bit, and four kinds of single armed interlock " X " shape scissors bits, single armed link balance formula " X " shape scissors bit:
Both arms interlock " X " shape scissors bit, cutting edge (10), (11) be set in the scissors bit handle (15) by rotating shaft on the scissors bit (12), by Left-wing Federation moving axis hole (13) and left gangbar (9), right interlock axis hole (14) links to each other with right gangbar (9), drag link (16) is arranged in scissors bit handle (15), a pressure property spring (8) is equipped with in the below of drag link (16), the end socket (17) of little steel wire tow line (2) is stuck in the top of drag link (16), mesopore by drag link (16), back-moving spring (8), little steel wire tow line (2) finally links to each other with backstay (88), whole scissors bit (1) links to each other with strut (3) by joint (18), tractive at little steel wire tow line (2) and back-moving spring (8), under the elastic force effect, drag link (16) can parallelly up and down move, and then drive left and right sides gangbar (9) and move up and down, finally draw cutting edge (10), (11) do to open, closing motion;
Both arms link balance formula " X " shape scissors bit is on the basis of both arms interlock " X " shape scissors bit, a balance plate (29) is respectively established in the last both sides of scissors bit handle (15), have the hollow slideway (30) of circular arc on the balance plate (29), the balance columns (31) that a band clamp nut is respectively arranged on two arms of scissors bit, balance columns (31) is in the circular arc hollow slideway (30) of balance plate (29), unlatching closure with scissors bit, the track of making circular arc slides, be that clamp nut control closely contacts between two arms of scissors bit and the balance plate (29), but do not lock;
One arm (32) of single armed interlock " X " shape scissors bit is fixedly connected by joint (33) and strut (3), and be equipped with one in this fixed arm one side and turn to fixed pulley (34), the lower end of another lever arm (35) is fixed with little steel wire tow line (2), little steel wire tow line (2) links to each other with backstay (88) of following flexible handle (74) and (76) common traction by back-moving spring (36), the mesopore that turns to fixed pulley (34) and strut (3), and limit post (40) is fixed on the lower end of cutting edge (39) one arms;
Single armed link balance formula " X " shape scissors bit is on the basis of single armed interlock " X " shape scissors bit; cut between anvil (39) and the handle (32) balance plate (41) is arranged; have the hollow slideway (42) of circular arc on the balance plate (41); the corresponding position of cutting edge (38) one arms is provided with the balance columns (43) of a band clamp nut; balance columns (43) is in the circular arc hollow slideway (42) of balance plate (41); unlatching closure with scissors bit; the track of making circular arc slides; be that clamp nut control closely contacts between the arm of cutting edge (38) and the balance plate (41), but do not lock.
3, combined type branches of tall trees scissors according to claim 1 is characterized in that: " barb " shape scissors bit is according to the difference of its structure, and design has both arms interlock and single armed to link two kinds:
The oral area that " barb " shape both arms interlocks scissors bit is cut anvil is provided with the barb (44) of an anti-branch slippage, the last rotating shaft (45) of scissors bit two arms is fixed on the top of scissors bit handle (46), little steel wire tow line (2) in the scissors bit handle (46) links to each other with rotating shaft (47), and affect the interlock plate (48) of both sides to move downward, the interlock plate of both sides (48) links to each other with two arms of scissors bit by the lower rotary shaft (49) of scissors bit two arms, and back-moving spring (50) is arranged between scissors bit two arms;
The oral area that " barb " shape single armed interlock scissors bit is cut anvil has the barb (51) of an anti-branch slippage, one arm (52) of scissors bit is fixedly connected by joint (53) and strut (3), and be equipped with one in this fixed arm one side and turn to fixed pulley (54), little steel wire tow line (2) is equipped with in the lower end of another lever arm, little steel wire tow line (2) links to each other with the backstay (88) of left and right sides flexible handle (74) and (76) common traction by the mesopore that turns to fixed pulley (54) and strut (3), and back-moving spring (55) is housed between two shear arms.
4, combined type branches of tall trees scissors according to claim 1 is characterized in that: " sawtooth " shape scissors bit is according to the difference of its structure, and design has both arms interlock " sawtooth " shape scissors bit and single armed interlock " sawtooth " shape scissors bit:
Both arms interlocks " sawtooth " shape scissors bit cut the structure (56) that anvil is provided with " sawtooth " shape, in addition, the structure of whole scissors bit described with claim 3 " barb " the shape both arms scissors bit that links is the same;
Single armed interlock " sawtooth " shape scissors bit cut the structure (57) that anvil is provided with " sawtooth " shape, in addition, the structure of whole scissors bit described with claim 3 " barb " the shape single armed scissors bit that links is the same.
5, combined type branches of tall trees scissors according to claim 1, it is characterized in that: " bow " shape scissors bit is based on the GB6866-86 averruncator, go up joint (60) that turns to fixed pulley (59) and be connected with strut (3) of installation at the handle (58) of scissors bit, little steel wire tow line (2) is walked around and is turned to fixed pulley (59) to link to each other with backstay (88) along the mesopore of strut (3).
6, combined type branches of tall trees scissors according to claim 1, it is characterized in that: the structure of handle assembly is: left flexible handle (74) is by rotating shaft (75), right flexible handle (76) is set on the handle set (78) by rotating shaft (77), left flexible handle (74) (75), right flexible handle (76) (77) rotation around the shaft around the shaft; The Left-wing Federation moves plate (79) and is set on the left flexible handle (74) by rotating shaft (80), right interlock plate (81) is set on the right flexible handle (76) by rotating shaft (82), by rotating shaft (83) and rotating shaft (84), gag lever post (85) and the moving plate (79) of the Left-wing Federation, right interlock plate (81) links to each other, position-limiting tube (86) on the gag lever post (85) is inserted and is reached in the handle tube (87) of handle set (78), the lower end of backstay (88) is set in the wing nut (89), the upper end then is inserted in the position-limiting tube (86), little steel wire tow line (2) is by strut (3), handle tube (87), the mesopore of position-limiting tube (86) and backstay (88), be stuck in the lower end of backstay (88) by low head (65), the kink pipe (70) that the preceding pipe (90) of handle set (78) then passes kink (4) joins with strut (3), handle assembly is free to rotate in the kink pipe (70) of kink (4), and handgrip (91) and (92) are plastic material.
7, combined type branches of tall trees scissors according to claim 1, it is characterized in that: piston type lifting bearing bar (6) is by lifting bearing bar (99), cylinder sleeve (100), and connecting rod (101) three parts are formed, the external diameter of lifting bearing bar (99) is less than the internal diameter of cylinder sleeve (100), and be set in by pin hole (102) between the clamping plate (71) and (72) of kink (4), the diameter of the tail end (103) of lifting bearing bar (99) is then small in the internal diameter of cylinder sleeve (100), have ventilation hole on lifting bearing bar (99) tail end (103), the blow-by of 2 air chambers up and down that in cylinder sleeve (100), forms by it, lifting bearing bar (99) can be done the easy on and off motion in cylinder sleeve (100), then stud with connecting rod (101) at cylinder sleeve (100) afterbody, by the axis hole (105) of connecting rod (101), whole piston type lifting bearing bar (6) is set on the carry-on bearing plate (7).
8, combined type branches of tall trees scissors according to claim 1 is characterized in that: on the bearing plate (7) waistband (110), nape band (111) are arranged with oneself, pedestal (106) is set on the bearing plate (108) with screw (107), and slot (109) is arranged above it.
CN 02228737 2002-03-21 2002-03-21 Combined secateurs with long handle for garden Expired - Fee Related CN2527086Y (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103283510A (en) * 2013-06-13 2013-09-11 江苏农林职业技术学院 Gun-shaped fruit thinning scissors
CN103460896A (en) * 2013-09-18 2013-12-25 三峡大学 Telescopic pull line collection device
CN103659857A (en) * 2013-12-04 2014-03-26 苏州凯欧机械科技有限公司 Quick cutting machine
CN103650776A (en) * 2012-09-17 2014-03-26 王金耀 Pecan picker
CN103945686A (en) * 2011-11-16 2014-07-23 胡斯华纳有限公司 Cord attachment assembly of a power tool having a load relieving system
CN104303862A (en) * 2014-09-27 2015-01-28 孟红琳 Spring-embedded linkage double-blade garden saw
CN104381033A (en) * 2014-09-27 2015-03-04 孟红琳 Connecting rod-linked two-piece garden saw
CN105325118A (en) * 2015-12-15 2016-02-17 山东交通学院 Honeysuckle flower picking manipulator
CN106576949A (en) * 2016-08-23 2017-04-26 无锡市东赫金属制品有限公司 Scissors facilitating pruning of arbor branches
CN109124858A (en) * 2018-10-17 2019-01-04 王英 A kind of anti-slip ring taking device
CN109197210A (en) * 2018-10-29 2019-01-15 叶集试验区三友果木种植专业合作社 A kind of peach plantation Multifunctional trimming knife
CN109328936A (en) * 2018-09-26 2019-02-15 宣威市龙津生物科技有限责任公司 A kind of implantation methods of Aplotaxis auriculata
CN109601164A (en) * 2018-12-21 2019-04-12 曾艳松 It is a kind of to be convenient for collection type clipping device for nursery stock
EP3081075B2 (en) 2015-04-17 2021-07-28 Robert Bosch GmbH Cutting device

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103945686A (en) * 2011-11-16 2014-07-23 胡斯华纳有限公司 Cord attachment assembly of a power tool having a load relieving system
CN103945686B (en) * 2011-11-16 2015-10-07 胡斯华纳有限公司 There is the rope attachment assembly of the power tool of load reduction system
CN103650776B (en) * 2012-09-17 2016-01-06 衢州市易凡设计有限公司 A kind of Pecan picker
CN103650776A (en) * 2012-09-17 2014-03-26 王金耀 Pecan picker
CN103283510A (en) * 2013-06-13 2013-09-11 江苏农林职业技术学院 Gun-shaped fruit thinning scissors
CN103460896A (en) * 2013-09-18 2013-12-25 三峡大学 Telescopic pull line collection device
CN103659857A (en) * 2013-12-04 2014-03-26 苏州凯欧机械科技有限公司 Quick cutting machine
CN104303862A (en) * 2014-09-27 2015-01-28 孟红琳 Spring-embedded linkage double-blade garden saw
CN104381033A (en) * 2014-09-27 2015-03-04 孟红琳 Connecting rod-linked two-piece garden saw
EP3081075B2 (en) 2015-04-17 2021-07-28 Robert Bosch GmbH Cutting device
CN105325118A (en) * 2015-12-15 2016-02-17 山东交通学院 Honeysuckle flower picking manipulator
CN106576949A (en) * 2016-08-23 2017-04-26 无锡市东赫金属制品有限公司 Scissors facilitating pruning of arbor branches
CN106576949B (en) * 2016-08-23 2022-03-18 无锡锡东新农村投资发展有限公司 Scissors convenient to prune arbor branch
CN109328936A (en) * 2018-09-26 2019-02-15 宣威市龙津生物科技有限责任公司 A kind of implantation methods of Aplotaxis auriculata
CN109124858A (en) * 2018-10-17 2019-01-04 王英 A kind of anti-slip ring taking device
CN109197210A (en) * 2018-10-29 2019-01-15 叶集试验区三友果木种植专业合作社 A kind of peach plantation Multifunctional trimming knife
CN109601164A (en) * 2018-12-21 2019-04-12 曾艳松 It is a kind of to be convenient for collection type clipping device for nursery stock

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