CN208191448U - A kind of telescopic gardens instrument - Google Patents

Abstract

The utility model discloses a kind of telescopic gardens instruments, including grab handle, connecting component, at least cutter device with cutter head and the driving device for driving the cutter head movement；The first connecting portion part matched with the driving device and the second connecting portion part with first connecting portion part transmission connection are equipped in the cutter device, the second connecting portion part is matched with the cutter head；The connecting component includes first body of rod and second body of rod with first body of rod pivot bush unit, and the locking assembly of relative position between being used to position the two bar is equipped between first body of rod and second body of rod.The utility model passes through the pivot bush unit of second body of rod and first body of rod, realizes that the length of instrument is adjustable, carries out high altitude operation without ladder auxiliary, job security is high；And packaging material can be saved, locking assembly can lock the extension elongation of first body of rod, avoid in use process, relatively move between second body of rod and first body of rod.

Description

A kind of telescopic gardens instrument

Technical field

The utility model belongs to gardens equipment technology field, more particularly, to a kind of telescopic gardens instrument.

Background technique

Grass-mowing machine, pruner, GREEB HEDGE MACHINE etc. are relatively conventional gardens instruments.But existing gardens instrument exists following Problem: grass-mowing machine is only used for weeding, and pruner is only used for pruning, and GREEB HEDGE MACHINE is only used for trimming hedgerow, has a single function, and leads to Poor with property, corresponding different operation is just needed using corresponding instrument；To need in gardens arrangement or municipal greening pruner Mating all types of instruments, it is not only with high costs, and carry and be also inconvenient.

And first body of rod of instrument generally can not adjustment length, it is difficult to adapt to eminence trimming operation.It needs to make if trimming Assisted with ladder, if operator is not careful enough during trimming, be easy to drop from ladder, security risk compared with Greatly.

Utility model content

The utility model for overcome the deficiencies in the prior art, provides that a kind of body of rod length is adjustable, security risk is small stretches Contracting formula gardens instrument.

To achieve the goals above, the utility model uses a kind of following technical scheme: telescopic gardens instrument, including holds Hold handle, connecting component, at least cutter device with cutter head and the driving device for driving the cutter head movement；It is described to cut Cut be equipped in device the first connecting portion part matched with the driving device and with first connecting portion part transmission connection the Two connecting components, the second connecting portion part are matched with the cutter head；The connecting component include first body of rod and with this Second body of rod of one body of rod pivot bush unit is equipped with for position opposite between both positioning bars between first body of rod and second body of rod The locking assembly set.The pivot bush unit for passing through second body of rod and first body of rod in the utility model, realizes that the length of instrument is adjustable, When carrying out the trimming of certain altitude, ladder auxiliary that no setting is required can be carried out easily on ground, easy to operate, and more be pacified Entirely；When packaging or transport, interior second body of rod be may contract to together, reduce space hold, while packaging material opposite can also be reduced, Save packaging material；Locking assembly can lock the extension elongation of first body of rod, avoid in use process, second body of rod with It is relatively moved between first body of rod；Cutter device can be replaced, and to realize the conversion between different function, realize one Machine is multi-purpose, so that only needing to configure a fuselage adds multiple cutter devices, it is economical and practical, it is easy to carry；And when replacing It is integrally replaced using cutter device, for the structure for comparing more allowing blade replacement, the stability of instrument is high, is less prone to failure； First connecting portion part and second connecting portion part are set, cooperated by the transmission between first connecting portion part and second connecting portion part, It realizes the gearshift adjustment of power export to driving device, and then in the case that guarantee driving device output power is constant, can drive Move a variety of different structures, the cutter head of revolving speed is acted, use scope is wide, really realizes multi-functional；Secondly, first connecting portion part Angular compliance between second connecting portion part can be adjusted as needed, so that the outbound course of power is changed Become, so that the angle diversity before cutter head and fuselage, and then adapt to demand of the different operating environment to different cutter head angles；

Secondly, actuator and cutter device are split settings, driven for no setting is required in the cutter device of replacement Moving part, cutter device it is small in size, light-weight, be not only convenient for carrying, and dismount it is more convenient laborsaving；First connecting portion part is straight It connects and is matched with actuator, to can be realized between driving device and first connecting portion part when cutter device is installed in place Transmission, power and energy speed is fast, and failure rate is low, long service life.

Further, the locking assembly includes the connector sleeve being sheathed on second body of rod, retainer and can drive stop Part is contradicted to the crimp on first body of rod；When retainer is contradicted to first body of rod, frictional force between the two increases So that first body of rod can not move, guarantee that inside and outside position is locked.

Further, the retainer includes a cushion block, and the connector sleeve is equipped with the body penetrated for cushion block and is open, institute It states second body of rod and is equipped with the body of rod opening penetrated for cushion block.

Further, the crimp includes that may be reversed to be connected to the handle on the connector sleeve and be set on the cushion block The press section of side, the press section are set on the handle；The i.e. controllable press section of overturning handle is pressed on retainer, is realized to the The locking of the position of one body of rod, it is easy to operate.

Further, the press section is set as eccentric wheel structure.

Further, described first connecting portion part includes driving member and first connector connected with the driving member；Pass through The setting of driving member realizes the steering to power output direction, so that the outbound course of power can be connect with the second of actuator Certain angle is generated between part, to adapt to different cutting modes for the demand in power output direction, meets a tractor serves several purposes The case where；First connector have certain length, compared to by using umbrella tooth directly with driving device cooperate the case where and Speech, the first connector and driving device have bigger adapted space, and then the cooperation of the two is more stable, are less prone to event Barrier.

Further, the second connecting portion part includes having the driving member of umbrella tooth structure and cooperating with the driving member rotation stop The second connector；Using the second connector to cutter head output power, compare the case where power output is directly carried out by umbrella tooth and Speech, the cooperation between the second connector and cutter head is more stable, and failure rate is low；Driving member and the second connector are split settings, Machine-shaping is relatively easy on hand, reduces production difficulty；And when component damages, driving member and the second connector can be single It is solely replaced, maintenance cost is low；Good rotation stop is realized between the two, and driving member and the second connector is effectively avoided to have skidded Situation guarantees the stable drive of the two；Umbrella tooth structure and driving member realize engaged transmission, are directly realized by and change to power direction Become, and control is more flexible, steering angle floatability is bigger；Secondly, stability is strong for compared to the transmission of flat tooth, it is not easy The case where appearance derails or skids, failure rate is low.

Further, the driving device includes shell and the actuator in shell, is set on first connector There is the grafting chamber matched with the output shaft of the actuator；Stopped between first connector and driving device by mating realization Turn, and then rotation stop can be realized when cutter device is installed to driving device, without carrying out excessive cumbersome operation, function turns Throw-over degree is fast.

Further, circumferentially spaced on second connector to have multiple output gears；By way of tooth engagement It realizes the power transmission between the second connector and cutter head, is not easy to skid, transmission effect is good.

In conclusion the utility model has the advantage that the pivot bush unit by second body of rod and first body of rod, realize The length of instrument is adjustable, carries out high altitude operation without ladder auxiliary, job security is high；And packaging material can be saved, lock-bit group Part can lock the extension elongation of first body of rod, avoid in use process, and phase occurs between second body of rod and first body of rod To movement；Cutter device can be replaced, and realize a tractor serves several purposes, economical and practical, easy to carry；Pass through first connecting portion part and Transmission cooperation between two connecting components, realizes the gearshift adjustment of the power exported to driving device, realizes same driving device Driving to the cutter head of a variety of different structures, revolving speed, use scope are wide.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the first of actuator and first connecting portion part fit system in the utility model.

Fig. 3 is the enlarged drawing in Fig. 2 at B.

Fig. 4 is the structural schematic diagram of the first cutter device in the utility model.

Fig. 5 is second of cutter device structural schematic diagram in the utility model.

Fig. 6 is the structural schematic diagram of the third cutter device in the utility model.

Fig. 7 is the cooperation schematic diagram of first body of rod, second body of rod and locked component in the utility model.

Fig. 8 is the cooperation schematic diagram of shell and connector in the utility model.

Fig. 9 is the structural schematic diagram of the first connection type of plug connector Yu connector ontology in the utility model.

Figure 10 is the structural schematic diagram of plug connector and second of connection type of connector ontology in the utility model.

Figure 11 is the structural schematic diagram of grab handle and connector activity cooperation.

Figure 12 is the partial sectional view of grab handle in the utility model.

Figure 13 is the structural schematic diagram of control circuit board in the utility model.

Figure 14 is the structural schematic diagram of shell in the utility model.

Specific embodiment

In order to make those skilled in the art better understand the utility model, below in conjunction with the utility model reality The attached drawing in example is applied, the technical solutions in the embodiments of the present invention are clearly and completely described.

As represented in figures 1 through 14, a kind of telescopic gardens instrument, including grab handle 1, connecting component 2, the cutting with cutter head 4 Device 3, the driving part for driving cutting part movement, the control module being electrically connected with the driving part and detachable The lower part for being connected to grab handle 1 battery 10；The cutter device is set as multiple, the driving part include with it is described The connected plastic shell 52 of connecting component 2 and the actuator in shell, the actuator are directly to be commercially available on the market Brushless motor, which is electrically connected with the battery, to be powered by battery to actuator；The interconnecting piece Part 2 includes first body of rod 21, the connector 22 being flexibly connected with the driving part and the second bar on rear side of first body of rod Body 23；Second body of rod 23 is sheathed on outside first body of rod 21, can carry out mutual activity between the two, second body of rod Locking assembly is equipped between first body of rod；The locking assembly is for positioning opposite position between first body of rod 21 and second body of rod 23 Set, and then controllable member adjusts and adjusts the opposite relative altitude for holding handle of the cutter head 1 to designated length, it is convenient to compared with High plant carries out cut operation；And by the positioning of locking assembly, so that during trimming, second body of rod and the first bar It will not be relatively moved between body, stability is stronger.

Specifically, the locking assembly includes connector sleeve 71, retainer and crimp；The connector sleeve 71 is movably set in Outside second body of rod 23, the retainer is set as a cushion block 72, and body opening 711 is provided on the connector sleeve 71, The shape size of body opening 711 is equal with the cushion block, and then cushion block 72 can be penetrated to body opening 711；Described Bipole body 23 is equipped with body of rod opening 231, and the shape size of body of rod opening 231 is equal with the cushion block, and then cushion block 72 It can penetrate to body of rod opening 231, to be in contact with first body of rod；Specifically, the thickness of the cushion block 72 is greater than the company The thickness of female connector 71 and second body of rod 23, and then during installation, the body of rod that a part of cushion block 72 can be placed in second body of rod 23 is opened In mouth 231, another part can be placed in the body opening 711 of connector sleeve 71, so that the position of connector sleeve and second body of rod can lead to It crosses cushion block to be positioned, prevents connector sleeve 71 from being moved when first body of rod is mobile relative to second body of rod；Preferably, the pad The inner surface of block 72 is set as the arcwall face matched with first body of rod, 21 outer surface radian, can preferably be bonded in positioning On the outer surface of first body of rod, increase contact area, and then enhance locating effect；The crimp includes handle 73 and pressing The top position of the cushion block 72 is arranged in portion 74, the handle 73, and handle includes connecting pin 731 and movable end 732, the connection End 731 is movably connected on the connector sleeve by a pin, so that handle 73 can be overturn with respect to connector sleeve 71；Institute It states press section 74 to be arranged on handle, corresponds specifically to the position above cushion block；It is preferably provided on movable end 732, it can be Pressing is on the cushion block 72 when handle is overturn, so that the inner surface of cushion block 72 is contradicted to the outer surface of first body of rod 21 On, to generate frictional force between the two, and then first body of rod 21 can not be moved relative to second body of rod；Preferably, described Press section 74 is set as eccentric wheel structure, is installed on the connecting pin 731 of handle, and the effect for pressing cushion block 72 is more preferable, and positioning is more It is secured；The connector sleeve is equipped with one and stops side 75, when handle overturning, can resist on the blocking side, prevent handle from overturning It is excessive, guarantee that press section is just contradicted to cushion block.

Further, it is additionally provided with an abrasion-proof structure, which is set as the thin type gasket 76 being made of plastics, should The cross section of thin type gasket 76 is U-shaped structure setting, can be located on the outer surface of first body of rod 21；To when the first bar When body 21 is placed in second body of rod 23, thin type gasket 76 is located just between two bodies of rod, thus between being formed centainly between the two The outer surface of gap, first body of rod will not be in contact with the inner wall of second body of rod, and then when first body of rod is mobile relative to second body of rod, First body of rod will not generate abrasion, and no replacement is required, and monnolithic case is also more aesthetically pleasing；It, only need to be to thin type gasket 76 after long-time service It is replaced, it is easy to operate；Preferably, cylindrical stopper protrusion there are two being symmetrical arranged on the thin type gasket 76 77, two circular limiting slots 78 are then symmetrically arranged on first body of rod 21, it is described when thin type gasket is connected with first body of rod Stopper protrusion 77 can be caught in limiting slot 78, to position to the position of thin type gasket 76, effectively prevent thin type pad Piece 76 is fallen down during opposite second body of rod 23 of first body of rod 21 stretches, and first body of rod is followed to act together always, Reduce the abrasion between second body of rod and first body of rod.

Preferably, further including a spline structure, which includes groove 211 and protrusion 721, specifically, this is recessed Slot 211 is arranged on first body of rod 21, and wherein one end of groove 211 is connected to the end of the body of rod；Preferably, the groove 211 cross section is set as semicircular structure；Preferably, the protrusion 721 is arranged on the inner surface of the cushion block 72, is convenient for Manufacture；When first body of rod is placed in second body of rod, which can be caught in groove 211, be cooperated with the groove rotation stop, Again due to being that rotation stop cooperates, and then can be realized between first body of rod 21 and second body of rod 23 between cushion block 72 and second body of rod 23 Rotation stop cooperation, effectively prevent second body of rod and the first body of rod body to circumferentially rotate after positioning；It, should in other embodiments Protrusion may also be arranged on the second body of rod inner wall or connector sleeve, can achieve identical effect.

When adjustment length, upward pulling handle, so that eccentric wheel press section is overturn together with handle, the effect on cushion block Power disappears, and first body of rod can be moved relative to second body of rod at this time；It holds first body of rod on the other hand later, holds second on the other hand The body of rod pulls first body of rod to suitable position；Pulling handle, press section are overturn together with handle still further below later, again It being pressed on cushion block, cushion block is compacted under the effect of the pressure on the outer surface of first body of rod, and frictional force between the two increases, And then first body of rod is positioned in this position.

The cutter device 3 is to be detachably connected with the actuator, so that the cutter device of replaceable different function, real The multifunctional use of existing gardens instrument；The cutter device 3 is equipped with the transmission components matched with the actuator, the speed change Component includes first connecting portion part 61 and the second connecting portion part 62 with first connecting portion part transmission cooperation, and described first connects Relay part 61 and second connecting portion part 62, which can be realized, carries out variable speed operation to the power of actuator output, and can realize to power The steering operation in direction；Described first connecting portion part 61 is equipped with follower 611, and the actuator is equipped with driving portion 511, should Follower 611 and 511 rotation stop of driving portion cooperate, and first connecting portion part can be driven to rotate when actuator starting, and first Connecting component drives the rotation of second connecting portion part.

The second connecting portion part 62 includes second for having the driving member 621 of umbrella tooth structure and matching with the driving member Connector 622, specifically, the driving member is umbrella tooth；Second connector 622 is a metal shaft, second connector 622 It is equipped with the power output portion 623 matched with the cutter head；The driving member 621 is sheathed on second connector 622, 621 inner wall of driving member is equipped with latch, also is provided with latch on second connector 622, so that the cooperation by latch can It realizes that the rotation stop of driving member and the second connector cooperates, when the rotation of the second connector, driving member can be driven to rotate；Described One connecting component 61 includes umbrella tooth part 612 and the first connector 613 matched with the umbrella tooth part, and the follower 611 is set to On first connector 613；The umbrella tooth part 612 is the umbrella tooth being directly commercially available on the market, preferably, described first Connector 613 is wherein extended outward to form side by the umbrella tooth part 612, easy to process.

As Figure 2-3, the driving portion 511 is multiple sliding tooths on the output shaft of the actuator, these Sliding tooth is that output shaft outer surface directs out the tooth extended to form, and the sliding tooth encloses evenly spaced point along the one of output shaft Cloth；The follower 611 is cylindrical grafting chamber 614 on first connector 613, on 614 inner wall of grafting chamber Equipped with the multiple double wedges 615 cooperated with sliding tooth rotation stop；To which when actuator cutter device is connected, driving portion will be with follower Rotation stop cooperation is realized, so that driving device driving cutter head is acted.

Preferably, second connector 622 is equipped with first axle bearing member 626, set on first connector 613 There is second bearing part 617；The first axle bearing member 626 and second bearing part 617 are the bearing being directly commercially available on the market, By the setting of bearing, the resistance that the second connector 622 and the first connector 613 are subject in rotation can be effectively reduced, is reduced Kinetic energy loss.

As shown in figure 4, the cutter device 3 is the metal connection of inner hollow setting when cutter head is grass trimmer cutter head Set, the connector sleeve have first connecting portion 311 and second connecting portion 312, and described first connecting portion part is set to the first connecting portion On 311, the second connecting portion part is set in the second connecting portion 312, has folder between first connecting portion and second connecting portion Angle, in the junction of the two, the driving member and the umbrella tooth part are intermeshed；Preferably, it is set in the second connecting portion 312 Have a bearing, the end of first connector 613 can be penetrated to the bearing, further decrease the first connector rotation when by The resistance arrived；The cutter head 4 includes the chassis 411 being detachably connected by screw and the connector sleeve, is set on the chassis and institute State pedestal 412, blade 413, casting die 414, platen 415 and the nut 416 of the cooperation of output section rotation stop, second connector 622 are equipped with external screw thread, are all provided on the chassis 411, pedestal 412, blade 413, casting die 414, platen 415 and nut 416 There is the through-hole passed through for the second connector 622；In the case of this kind, the output section 623 is along 622 outer surface of the second connector week To the multiple output gears 624 being spaced apart, the through-hole wall of the pedestal 412 is equipped with multiple connecting cavities, by connecting cavity with The cooperation of output gear realizes that the rotation stop of pedestal and output section 623 cooperates；The blade 413 setting pedestal 42 and casting die 414 it Between, the nut can be equipped with turn on externally threaded part in the second connector 622, so that casting die is pressed on blade, And then when pedestal rotates under the drive of the second connector 622, blade can rotate；The blade may be configured as it is a variety of, Circular saw disc as illustrated in the diagram or the structure that multiple cutting sheets are arranged on circular shear blade, specific structure is according to practical need It wants to be replaced, therefore will not enumerate；One end that the cutter device is connect with chassis is equipped with the extension of annular, institute Stating pedestal can be sheathed with outside the extension, realize the positioning to pedestal.

In order to guarantee that cutter device is connected firmly on actuator, we are provided with 33 Hes of cracking on the cutter device For adjust this crack 33 width size so that cutter device and actuator locking connection locking member；Specifically, described Locking member include the first attachment base 34 on the cutter device, the second attachment base 35, be arranged in the first attachment base and Screw 36 in second attachment base and the nut on screw；After first connecting portion is sheathed on the shell of actuator, rotation Tight nut reduces the width of open slot, that is, may make cutter device to be rigidly mounted on the shell of actuator.

In other embodiments, as shown in figure 5, the cutter head may be configured as chain saw cutter head, the cutter device includes gold The bottom plate 322 and housing set on the bottom plate 323 for belonging to connector 321, being connected with the connector, the connector have interior It is interior intracavitary that chamber, the second connecting portion part and second connecting portion part are set to this, and driving member and umbrella tooth part are intermeshed；It is preferred that , it is interior it is intracavitary be equipped with a bearing, one end that first connector is inserted into inner cavity is inserted on the bearing；The bottom plate 322 It is equipped with the through-hole 324 passed through for the first connector；The cutter head 4 include with the first connector rotation stop cooperation sprocket wheel 421, Saw blade 422 and the chain on saw blade, one end of the chain are set on the sprocket wheel, thus when sprocket wheel rotation Drive chain rotation；Fuel tank 327 is equipped in the housing, fuel tank is equipped with flowline and oil pump 328, sets on the bottom plate 322 There is oil storage channel 3221, the flowline is connected with the oil storage channel, and the oil pump 328 is set on the flowline, oil pump 328 It is equipped with pinion gear 3281, a nylon gear 329, the pinion gear and the nylon tooth are arranged on first connector 613 Wheel engagement will drive nylon gear rotation when the rotation of the first connector, so that driving pinion rotates, so that operation of oil pump will On oil pump to oil storage channel in fuel tank, and then chain is lubricated；For tension chain is additionally provided on the bottom plate Tight component, the structure of the tension part are the prior art, the structure as disclosed in Chinese patent CN105798993A, therefore no longer superfluous It states；In the case of this kind, the output section 623 is the cutting face 625 on second connector 622, and the sprocket wheel leads to Hole inner wall is equipped with the protrusion matched with the cutting face.

In order to guarantee that cutter device is connected firmly on actuator, we on the cutter device be provided with open slot and For adjusting the width size of the open slot so that the locking member that cutter device and actuator locking connect；The locking member Structure is identical as the structure of above-mentioned locking member.

In other embodiments, as shown in fig. 6, the cutter head may be configured as hedgerow cutter head, the cutter device 3 include with The third connector 331 that the actuator is detachably connected and the 4th connector 332 matched with cutter head；The third connection Part 331 and the 4th connector 332 are each made of a metal, and the two is to be flexibly connected, third connector 331 and the 4th connector Angle locking structure is equipped between 332；Specifically, the angle locking structure includes locating piece 333 and locking position 334, it is described Locating piece 333 is that the becket on the third connector is removably connected to by screw, which is equipped with positioning region 335；Specifically, the positioning region 335 is the multiple latches being distributed on the locating piece outer wall at interval；The locking position is living Dynamic to be connected on the 4th connector, the locking position is equipped with the lock-bit portion 339 matched with the positioning region, the lock-bit portion It can be matched with the positioning region to lock the position of third connector；Specifically, the locking position is two lever arms, two activities Arm is in the setting of scissor-shaped on the 4th connector；Lever arm includes the fulcrum 336 being flexibly connected with the 4th connector, One arm body 337 and the second arm body 338, the lock-bit portion are set on the second arm body 338, are specially set to the locking position end Hook portion；4th connector is equipped with the return unit acted in the locking position, which is torsional spring；In use, The lock-bit portion 339 is caught in adjacent positioning region 335, and the position of third connector can not rotate at this time；Work as needs Adjust third connector position when, external force in the first arm body on the first arm body, that is, pulling two lever arms so that The two is close to each other, overturns so that the second arm body 338 of two lever arms is sent around fulcrum, and then be located remotely from each other, so that lock-bit portion 339 deviate from out of adjacent positioning region 335, release the cooperation between lock-bit portion and the positioning region；Third connector is at this time Transmittable rotation, opposite 4th connector carry out angle adjustment.

The cutter head include hedgerow blade 431, with the output gear 432 of the first connector rotation stop cooperation, bias sets It is passed in circular first driving section 433 on the output gear, circular second driving section, the first driving member 435 and second Moving part 436, first driving member 435 and the second driving member 436 are each made of a metal；The hedgerow blade 431 is set as two Piece, one end of first driving member 435 are set on the first driving section 433, the other end and wherein 431 phase of a hedgerow blade Even；One end of second driving member 436 is set on the second driving section, and the other end is connected with another hedgerow blade 431；To When output gear rotation, two hedgerow blades 431 can be driven staggeredly to be moved forward and backward, concrete principle is the prior art, therefore It repeats no more；4th connector 332 is equipped with lever 3321 and the chamber for accommodating output gear, first connection End cap 437 is removably connected with by screw on part, which can close chamber.

Under this kind of structure, it further includes the second tooth 618, second tooth that described first connecting portion part, which removes outside umbrella tooth part, 618 one end and the umbrella tooth part are sequentially connected, and the other end and the driving member 621 are sequentially connected.

In order to guarantee that cutter device is connected firmly on actuator, we are provided with 33 Hes of cracking on the cutter device For adjust this crack 33 width size so that cutter device and actuator locking connection locking member；The locking member Structure is identical as the structure of above-mentioned locking member.

Preferably, the connector 22 includes connector ontology 221 and is detachably connected with the connector ontology Plug connector 222, the connector ontology 221 are to be flexibly connected with the shell 52, and the plug connector 222 is set to the connection The front end of bar 21, the connector ontology 221 are equipped with the grafting chamber mating with the plug connector 222；Pass through plug connector Being detachably connected between 222 and connector ontology 221, so that plug connector 222 can be attached from different cutter devices, such as GREEB HEDGE MACHINE cutter head, chain saw cutter head, grass trimmer cutter head etc., cutter head pass through grafting chamber and plug connector on setting connector ontology 222 are connected, thus realize a tractor serves several purposes, it is applied widely；When cooperating with GREEB HEDGE MACHINE cutter head, actuator drives hedge trimmer blade Movement, principle is the prior art, is repeated no more；When with chain saw cutter head, actuator drives saw blade movement, and principle is existing skill Art repeats no more；When with grass trimmer cutter head, the actuator driving saw disc movement, principle is the prior art, therefore no longer superfluous It states.

The plug connector 222 is equipped with the retaining member matched with the grafting chamber, specifically, the retaining member packet Include the anti-delinking part 223 being set on the plug connector 222 and the positioning region matched with the anti-delinking part in the grafting chamber； The anti-delinking part 223 is two insert-connecting plates on 222 side wall of plug connector, specifically, the insert-connecting plate is integrated with plug connector It forming, after the through slot 225 that two bar shapeds are directly opened up on plug connector, remaining part can form the insert-connecting plate, It is swung to which the insert-connecting plate can be realized with respect to the connecting pin of itself and plug connector；The insert-connecting plate is equipped with a barb, the positioning Portion is that the bayonet matched with the barb is set in grafting chamber, and when plug connector 222 is inserted into grafting chamber, which will block Enter to the bayonet, realizes the secured connection between plug connector 222 and connector ontology 221.

In other embodiments, the anti-delinking part can also be flexible two fixture blocks being arranged on 222 side wall of plug connector, described Positioning region be on connector ontology 221 with the bayonet that is penetrated for fixture block.

Specifically, the connecting component 2 further includes the holding rod 23 on rear side of connecting rod, equally set in the holding rod 23 There is grafting chamber；The grab handle 1 includes grab handle ontology 11 and the connector 12 being flexibly connected with the grab handle ontology, the connector 12 It is to be detachably connected with the holding rod 23；Connection structure between the connector 12 and the holding rod 11 and the plug connector with Connection structure between connector ontology is identical, and so it will not be repeated.

Preferably, the grab handle ontology 11 is to be flexibly connected with the connector 12, to realize that grab handle 1 is opposite 21 adjustable angle of connecting rod can adjust separately grab handle 1 relative to connecting component when carrying out high-rise working and lower operation Flip angle, thus guarantee that the hand of operator is in angle the most comfortable always, it is more comfortable and laborsaving；And due to the position of hand Set comfortable, consequently facilitating the hand of operator exerts a force, cutting operation is more rapid, and work efficiency is high；Further, described Determining for the flip angle for locking 11 opposing tabs 12 of grab handle is equipped between grab handle ontology 11 and the connector 12 Bit architecture；Realize the positioning to 1 angle of grab handle, it is easy to operate；By on grab handle 1 effectively limit to specified angle, prevent Grab handle 1 rotates during the work time, operates safer.

Specifically, the location structure includes movable part 101, through-hole 102 and spline structure, the extensible member includes a pressure Part 1012 and a return unit 1013, the telescopic rotation stop of the movable part 101 are arranged in the connector 12, the through-hole 102 On the grab handle ontology 11, the casting die 1012 can be pierced by grab handle ontology 11 by the through-hole；The return unit 1013 It is set as spring, one end of the return unit 1013 is fixedly connected on the bottom of the casting die 1012, and the other end is connected to described connect On first 12, return unit 1013 can be shortened and be extended, and connector 12 is equipped with the cavity 121 matched with casting die 1012, casting die 1012 can in the cavity 121 expanding-contracting action.

The spline structure includes several baffle teeths 1011 on the casting die 1012 and is set in the through-hole 102 Several first rotation stop grooves 1021 on surface, the baffle teeth 1011 are distributed in along one ring gap of outer circumferential direction of the casting die 1012 On its outer surface, first rotation stop groove 1021 is distributed on its inner surface along the circle of inner circumferential one of the through-hole 102；It is preferred that , the baffle teeth 1011 and the first rotation stop groove 1021 are strip setting；When baffle teeth 1011 is caught in first rotation stop groove When in 1021, the rotation stop cooperation between the casting die 1012 and the through-hole 102 can be realized, so that grab handle can not phase Butt joint 12 is rotated, and grab handle can be limited on the position of formulation；Specifically, being set on 121 inner wall of cavity There are several second rotation stop grooves 1211, should be distributed on its inner surface along the circle of inner circumferential one of the cavity 121, button is placed in recessed When intracavitary, baffle teeth 1011 fastens with the second rotation stop groove always, and button and interconnecting piece are always rotation stop cooperation, it is preferred that should Second rotation stop groove is also strip setting.

When pressing the casting die 1012, the return unit 1013 is shunk, and casting die 1012 moves inward, so that rotation stop Tooth 1011 and the first rotation stop groove disengage, and grab handle can the adjustment angle of opposing tabs 12 at this time；After angle is adjusted in place, release pair The pressing of casting die, return unit 1013 are reset to reset condition, give casting die 1,012 1 outside active forces, so that button is outside Mobile, baffle teeth 1011 cooperates with the first rotation stop groove rotation stop again, and grab handle is limited on the flip angle, angle is completed It adjusts.

The holding rod 23 is sheathed on outside the connecting rod 21, can carry out mutual activity, the holding rod and company between the two Locking assembly is equipped between extension bar；The locking assembly is used for relative position, Jin Erke between positioning link bar 21 and holding rod 23 Control rod piece adjusts and adjusts the opposite relative altitude for holding handle of the cutter device 1 to designated length, convenient to higher plant Object carries out cut operation；And by the positioning of locking assembly, so that during trimming, it will not between holding rod and connecting rod It relatively moves, stability is stronger.

Specifically, the locking assembly includes connector sleeve 71, retainer and crimp；The connector sleeve 71 is movably set in Outside the holding rod 23, the retainer is set as a cushion block 72, and body opening 711 is provided on the connector sleeve 71, should The shape size of body opening 711 is equal with the cushion block, and then cushion block 72 can be penetrated to body opening 711；The gripping Bar 23 is equipped with body of rod opening 231, and the shape size of body of rod opening 231 is equal with the cushion block, and then cushion block 72 can be worn Enter to body of rod opening 231, to be in contact with connecting rod；Specifically, the thickness of the cushion block 72 is greater than the connector sleeve 71 With the thickness of holding rod 23, and then during installation, a part of cushion block 72 can be placed in the body of rod opening 231 of holding rod 23, separately A part can be placed in the body opening 711 of connector sleeve 71, so that the position of connector sleeve and holding rod can be determined by cushion block Position prevents connector sleeve 71 from being moved when connecting rod is mobile relative to holding rod；Preferably, the inner surface setting of the cushion block 72 For the arcwall face matched with 21 outer surface radian of connecting rod, on the outer surface that preferably can be fitted in connecting rod in positioning, Increase contact area, and then enhances locating effect；The crimp includes handle 73 and press section 74, and the handle 73 is arranged In the top position of the cushion block 72, handle includes connecting pin 731 and movable end 732, which passes through pin activity It is connected on the connector sleeve, so that handle 73 can be overturn with respect to connector sleeve 71；The press section 74 is arranged in handle On hand, the position above cushion block is corresponded specifically to；It is preferably provided on movable end 732, can press when handle is overturn in institute It states on cushion block 72, so that the inner surface of cushion block 72 is contradicted to the outer surface of connecting rod 21, rubs to generate between the two Power is wiped, and then connecting rod 21 can not be moved relative to holding rod；Preferably, the press section 74 is set as eccentric wheel structure, It is installed on the connecting pin 731 of handle, the effect for pressing cushion block 72 is more preferable, positions more secured；The connector sleeve is equipped with a resistance Rib 75, when handle overturning when, can resist on the blocking side, prevent handle overturning it is excessive, guarantee press section just contradict to On cushion block.

Further, it is additionally provided with an abrasion-proof structure, which is set as the thin type gasket 76 being made of plastics, should The cross section of thin type gasket 76 is U-shaped structure setting, can be located on the outer surface of the connecting rod 21；To work as connecting rod 21 When being placed in holding rod 23, thin type gasket 76 is located just between two bodies of rod, to form certain gap between the two, is connected The outer surface of bar will not be in contact with the inner wall of holding rod, and then when connecting rod is mobile relative to holding rod, connecting rod will not be generated Abrasion, no replacement is required, and monnolithic case is also more aesthetically pleasing；After long-time service, thin type gasket 76 need to only be replaced, be operated It is easy；Preferably, it is symmetrical arranged on the thin type gasket 76 there are two cylindrical stopper protrusion 77, in the connecting rod 21 Then be symmetrically arranged with two circular limiting slots 78, when thin type gasket is connected with connecting rod, the stopper protrusion 77 can be caught in In limiting slot 78, to position to the position of thin type gasket 76, thin type gasket 76 is effectively prevent to hold relatively in connecting rod 21 It holds during bar 23 stretches and falls down, follow connecting rod to act together always, reduce the mill between holding rod and connecting rod Damage.

Preferably, further including a spline structure, which includes groove 211 and protrusion 721, specifically, this is recessed Slot 211 is arranged in the connecting rod 21, and wherein one end of groove 211 is connected to the end of the body of rod；Preferably, the groove 211 cross section is set as semicircular structure；Preferably, the protrusion 721 is arranged on the inner surface of the cushion block 72, is convenient for Manufacture；When connecting rod is placed in holding rod, which can be caught in groove 211, be cooperated with the groove rotation stop, and by Cooperate between cushion block 72 and holding rod 23 for rotation stop, and then the rotation stop that can be realized between connecting rod 21 and holding rod 23 is matched It closes, holding rod and connecting-rod body is effectively prevent to circumferentially rotate after positioning；In other embodiments, which be may also set up On holding rod inner wall or connector sleeve, identical effect can achieve.

When adjustment length, upward pulling handle, so that eccentric wheel press section is overturn together with handle, the effect on cushion block Power disappears, and connecting rod can be moved relative to holding rod at this time；It holds connecting rod on the other hand later, holds holding rod on the other hand, draw Connecting rod is moved to suitable position；Pulling handle, press section are overturn together with handle still further below later, are re-pressed to cushion block On, cushion block is compacted under the effect of the pressure on the outer surface of connecting rod, and frictional force between the two increases, and then connecting rod quilt Positioning is on the position.

It is mounted with that a switch key 84, the switch key 84 pass through electric wire and the actuator at the grip handle 1 It is connected, actuator is powered or is powered off by the way that push switch key 84 is controllable；In order to avoid error starting instrument, we The limiting component 82 of button 81 and scalable movement on grab handle 1 provided with scalable movement；The actuator passes through electricity Line is connected with a microswitch 83, which is connected by electric wire with the battery 10, and the button 81 is as micro- Telescopic head on dynamic switch 83；When button 81 is pressed, it can be connected to battery 10 and actuator, so that 10 pairs of battery drives Moving part is powered；The switch key 84 is connected with a spring, so as to expanding-contracting action setting on shell, switch key 84 are equipped with extension 841 corresponding with 81 position of button；When switch key 84 is to contract, extension 841 can be by The pass of button 81 is pressed, so that microswitch starts, is powered to control the actuator；When button 81 is protruding, extension 841 leave button 81, and microswitch returns back to off-state, to control the actuator power-off；The switch key 84 connects It is connected to a return unit 85, the return unit position spring, one end of the return unit 85 is connected to the switch button, other end connection In on the microswitch 83.

The limiting component includes pressing piece 821, the extensible member matched with the pressing piece and supporting on press section The lower end position of the pressing piece 821 is arranged in contact element 823, the contradictory piece 823, is the convex of 821 lower part outwardly convex of pressing piece Block；When cleaning machine is not used, switch key 84 and contradictory piece 823 mutually contradict together always, so that extension 841 can not be with Button 81 is in contact, so that switch key 84 is in the state far from the button 81, actuator is kept to be in closing shape always State；Switch key 84 at this time can not be moved inward by pressed by external force, be not in the phenomenon that accidentally opening actuator； The pressing piece 821 is set as a hollow cylindrical briquetting, and the grab handle 1, which is equipped with, to be passed through for the pressing piece 821 Through-hole, pressing piece 821 can in the through hole up and down expanding-contracting action；When pressing the pressing piece 821, pressing piece 821 is moved back It is dynamic, drive contradictory piece 823 to leave 84 position of switch key, switch key 84 can move inward under pressed by external force at this time, Start actuator.

Further, the extensible member is set as spring, and one end of the extensible member is connected to the contradictory piece 82, the other end It is connected to the grab handle 1, by the setting of the extensible member, it can be achieved that automatically reseting for pressing piece 821.

It further include speed adjusting module 30, in this present embodiment, which is set on grab handle, in other embodiments In, the speed adjusting module 30 may also be arranged on other positions, specifically without limitation；The speed adjusting module 30 by electric wire with it is described Actuator 2 is electrically connected；Specifically, the speed adjusting module 30 includes shell 301 and the control circuit board 302 being set in the housing, can lead to It crosses the speed adjusting module and adjusts frequency and output power of actuator 51 etc., so that the revolving speed to cutter head is adjusted, so that cutter head With different revolving speed gears, when the lesser plant of corresponding cutting hardness, the revolving speed of cutter head is adjustable relatively slow, reduces driving The energy consumption of part 51；When the biggish plant of cutting hardness, the revolving speed of cutter head is adjustable larger, avoids the occurrence of the feelings that can not be cut Condition；To which in the plant of corresponding cutting different type, hardness, cutter head can be adjusted directly to revolving speed appropriate, applied widely； The shell 301 is integrated injection molding with the grab handle, the revolving speed of cutter head is adjusted for convenience, we are described It is provided with speed regulation splenium 303 on shell 301, and is provided in the control circuit board 302 and matches with the speed regulation splenium 303 The speed regulation button 304 of conjunction both can control actuator when pressing the speed regulation splenium 303 to press the speed regulation button 304 51 frequency conversions, so as to adjust the revolving speed of cutter head.

Further, the shell 301 is equipped with power switch, and the control circuit board 302 is equipped with and power switch 305 switch buttons matched；The power switch includes opening splenium 305 and closing splenium 306, the switch button 306 Including 307 and the close button 308 corresponding with splenium is closed of releasing the button corresponding with splenium is opened；Make for convenience With being also provided with menu splenium 309 on the shell, the control circuit board 302 is equipped with to be matched with menu splenium 309 Menu button 310；Preferably, being provided with display part 3021 and indicator 3022 in the control circuit board 302, this is aobvious Show that part 3021 is display screen, can be transferred the files feelings by the display screen revolving speed current to actuator 51, the electricity of battery, speed Situations such as condition, current corresponding gear, the temperature in current operating environment, humidity, is shown, the use of operator is facilitated； The concrete principle that above- mentioned information are shown on a display screen is the prior art, and so it will not be repeated.

The indicator 3022 is LED light, and indicator 3022 is set as two rows of, the left and right sides of display part is arranged in On, every row is respectively 4 LED lights, can be used for showing 4 different gears；The display part 3021 and indicator 3022 It is electrically connected with the control circuit board 302；The display window matched with the display part 3021 is provided on the shell 301 3011 and the indication window 3012 that is matched with the indicator 3022, so as to clearly observe the information on display part and refer to Show the instruction situation of lamp.

Specifically, being provided with a rectangular openning on the shell, four are provided in the lower part of the openning Circular open, position correspond respectively to release the button 307, close button 308, menu button 317 and speed regulation button 304 Position setting；4 circular opens are respectively provided at left and right sides of openning, the position of 4 circular opens corresponds respectively to institute State the position setting of indicator 3022；Adhere to one layer of plastic sheet on surface on the housing later, which, which corresponds to, opens The position of mouth window is transparent setting, forms the display window 3011；Corresponding to the left and right sides of openning on plastic paper It is light transmission or transparent setting at circular open, forms the indication window 3012；Correspond to the lower part of openning on plastic paper 4 circular opens at be respectively provided with " ON ", " OFF " " MENU " and arrow mark, to be respectively formed unlatching splenium 305, splenium 306, menu splenium 309 and speed regulation splenium 303 are closed.

Preferably, further including an external battery, battery is carried for convenience, we are also provided with One power supply packet 20 is assembled and is carried to battery by the power supply packet, the grab handle be equipped with a jack, the jack with Actuator 51 is electrically connected；The battery connects a connection-peg by electric wire, after being inserted into jack by the connection-peg, realizes external Battery is powered actuator；In other embodiments, the power supply can also be the alternating current or electric vehicle, vapour of household The battery of vehicle.

Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts The range of the utility model protection all should belong in every other embodiment.

Claims (9)

1. a kind of telescopic gardens instrument, including grab handle (1), connecting component (2), at least one cutting dress with cutter head (4) Set (3) and the driving device (5) for driving the cutter head movement；It is characterized by: being equipped with and institute in the cutter device (3) State first connecting portion part (61) and connect with the second of the first connecting portion part (61) transmission connection that driving device (5) matches Component (62), the second connecting portion part (62) match with the cutter head (4)；The connecting component (2) includes first body of rod (21) and second body of rod (23) with first body of rod pivot bush unit it, is set between first body of rod (21) and second body of rod (23) There is the locking assembly for both positioning relative position between bar.

2. telescopic gardens instrument according to claim 1, it is characterised in that: the locking assembly includes being sheathed on second Connector sleeve (71), retainer on the body of rod (23) and retainer can be driven to contradict to the crimp on first body of rod (21).

3. telescopic gardens instrument according to claim 2, it is characterised in that: the retainer includes cushion block (72), institute It states connector sleeve (71) and is equipped with the body opening (711) penetrated for cushion block (72), second body of rod (23) is equipped with for cushion block (72) body of rod opening (231) penetrated.

4. telescopic gardens instrument according to claim 3, it is characterised in that: the crimp includes that may be reversed to be connected to Handle (73) on the connector sleeve (71) and the press section (74) above the cushion block (72), which is set to On the handle (73).

5. telescopic gardens instrument according to claim 4, it is characterised in that: the press section (74) is set as eccentric wheel Structure.

6. telescopic gardens instrument according to claim 1, it is characterised in that: the first connecting portion part (61) includes umbrella Tooth (612) and the first connector (613) matched with the umbrella tooth part.

7. telescopic gardens instrument according to claim 1, it is characterised in that: the second connecting portion part (62) includes tool There are the driving member (621) of umbrella tooth structure and the second connector (622) with driving member (621) rotation stop cooperation.

8. telescopic gardens instrument according to claim 6, it is characterised in that: the driving device (5) includes shell (52) actuator (51) and in shell, first connector (613) are equipped with and match with the actuator (51) Grafting chamber (614).

9. telescopic gardens instrument according to claim 7, it is characterised in that: along week on second connector (622) To being intervally distributed with multiple output gears.