CN208191439U - A kind of adjustable gardens instrument of cutter head angle - Google Patents

Abstract

The utility model discloses a kind of adjustable gardens instruments of cutter head angle, including the body of rod, the grab handle matched with the body of rod, at least cutter device with cutter device and the driving device for driving the cutter device 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 body of rod includes connecting rod and the connector that is flexibly connected with the driving device, and the capture configurations of the flip angle for adjusting the opposite connecting rod of the driving device are equipped between driving device and the connector.Cutter device angle can be adjusted with respect to the body of rod in the utility model, so that gardens instrument can effectively adapt to the trimming to plant different angle, using more convenient and laborsaving.

Description

A kind of adjustable gardens instrument of cutter head angle

Technical field

The utility model belongs to gardens equipment technology field, more particularly, to a kind of adjustable gardens instrument of cutter head angle.

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 the angle between cutter device and the body of rod can not be adjusted, so that gardens instrument can not be adapted to plant difference The trimming of angle, use are more inconvenient.

Utility model content

The utility model for overcome the deficiencies in the prior art, provides a kind of cutter head for being suitable for different cutting angle demands The gardens instrument of adjustable angle.

To achieve the goals above, the utility model uses a kind of following technical scheme: adjustable gardens device of cutter head angle Tool, including the body of rod, the grab handle matched with the body of rod, at least cutter device with cutter device and for driving described cut Cut the driving device of device action；Be equipped in the cutter device first connecting portion part matched with the driving device and with The second connecting portion part of first connecting portion part transmission connection, the second connecting portion part are matched with the cutter head；The bar Body includes connecting rod and the connector that is flexibly connected with the driving device, is equipped with and is used between driving device and the connector Adjust capture configurations of the driving device with respect to the flip angle of connecting rod.In the utility model；Cutter device angle can phase The body of rod is adjusted, so that gardens instrument can effectively adapt to the trimming to plant different angle, use is more convenient With it is laborsaving；Cutter device can be replaced, and to realize the conversion between different function, a tractor serves several purposes be realized, to only need It configures a fuselage and adds multiple cutter devices, it is economical and practical, it is easy to carry；And when replacing using cutter device it is whole into Row is replaced, and for the structure for comparing more allowing blade replacement, the stability of instrument is high, is less prone to failure；Be arranged first connecting portion part and Second connecting portion part is cooperated by the transmission between first connecting portion part and second connecting portion part, is realized and is exported to driving device Power gearshift adjustment, and then guarantee driving device output power it is constant in the case where, a variety of different structures, revolving speed can be driven Cutter device acted, use scope is wide, really realizes multi-functional；Secondly, first connecting portion part and second connecting portion part Between angular compliance can be adjusted as needed so that the outbound course of power is changed, so that cutter device With the angle diversity before fuselage, and then demand of the different operating environment to different cutter device angles is adapted to；

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 driving device includes shell and the actuator in shell, and the capture configurations include can The flexible extensible member being arranged in the shell, the open slot being pierced by connector for extensible member and extensible member can be made With the rotation stop component of open slot rotation stop cooperation；When extensible member stretches out, rotation stop component can control extensible member and match with open slot rotation stop It closes, so that cutter device can not be rotated relative to the body of rod, realizes the positioning of angle, it is easy to operate；Cutter device is effectively limited to It in specified angle, prevents cutter device from rotating during the work time, operates safer；When extensible member is shunk, stretch Rotation stop between part and open slot releases, and cutter device is that can be rotated to adjust the rotation angle of cutter device.

Further, the rotation stop component includes the double wedge on the extensible member and is set in open slot and the double wedge The first connecting cavity matched；The rotation stop between extensible member and open slot is realized in engaging by double wedge with connecting cavity, and cooperation is steady The case where determining, being less prone to skidding.

Further, the extensible member includes the elastic component that a button and one end are connected to the button, the elastic component it is another One end is connected to the shell；Elastic component can compress when push button, and then when unclamping the pressing to button, elastic component Can control button Rapid reset to the state of stretching out, maintain the rotation stop of extensible member and cutter device, the position of positioning-cutting device.

Further, the button includes smooth section and rotation stop section, and the double wedge is set in the rotation stop section；And then works as and press Button is pressed into smooth section and when cutter device contacts, cutter device can relative key rotation, arbitrarily adjust the angle.

Further, described first connecting portion part includes umbrella tooth part and first connector connected with the umbrella tooth part；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 device output power, the feelings that power output is directly carried out by umbrella tooth are compared For condition, the cooperation between the second connector and cutter device is more stable, and failure rate is low；Driving member and the second connector are point Body setting, machine-shaping are relatively easy on hand, reduce production difficulty；And when component damages, driving member and the second connection Part can be replaced individually, and maintenance cost is low；Good rotation stop is realized between the two, and driving member and the second connector is effectively avoided to go out The case where now skidding guarantees the stable drive of the two；Umbrella tooth structure and driving member realize engaged transmission, are directly realized by power side To change, and control it is more flexible, steering angle floatability is bigger；Secondly, for compared to the transmission of flat tooth, stability By force, the case where being less prone to derailing or skidding, failure rate is low.

Further, first connector is equipped with the grafting chamber matched with the output shaft of the actuator；First connects By mating realization rotation stop between fitting and driving device, and then can be real when cutter device is installed to driving device Existing rotation stop, without carrying out excessive cumbersome operation, power and energy speed 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 device, is not easy to skid, transmission effect is good.

In conclusion the utility model has the advantage that cutter device angle can be adjusted with respect to the body of rod, to make The trimming to plant different angle can effectively be adapted to by obtaining gardens instrument, using more convenient and laborsaving；Cutter device can carry out A tractor serves several purposes is realized in replacement, economical and practical, easy to carry.

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 shell and connector in the utility model.

Fig. 8 is the structural schematic diagram of the first connection type of plug connector Yu connector ontology in the utility model.

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

Figure 10 is the structural schematic diagram of grab handle and connector activity cooperation.

Figure 11 is the cooperation schematic diagram of connecting rod, holding rod and locked component in the utility model.

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, the adjustable gardens instrument of a kind of cutter head angle, including grab handle 1, the body of rod 2, with cutter head 4 Cutter device 3, the driving device for driving cutter head movement, the control module being electrically connected with the driving device and detachable The lower part for being connected to grab handle 1 battery 10；The cutter device is set as multiple, the driving device include with it is described The connected plastic shell 52 of the body of rod 2 and the actuator in shell, the actuator have output shaft 51, and the actuator is The brushless motor being directly commercially available on the market, the actuator are electrically connected with the battery, thus by battery to actuator It is powered；52 lower end of shell forms two linking arms 525, forms a connecting cavity between two linking arms 525；The body of rod 2 Including connecting rod 21 and the connector being flexibly connected with the driving device 22, it is equipped between driving device and the connector 22 For adjusting capture configurations of the driving device with respect to the flip angle of connecting rod 21；The front end of the connector 22 is placed in It in the connecting cavity, and is flexibly connected with linking arm, so that the angle of cutter device and driving device can be adjusted with respect to the body of rod； Specifically, being equipped with the overturning for adjusting the opposite body of rod 2 of the driving device between the driving device and the connector 22 The capture configurations of angle；The capture configurations include an extensible member 91, open slot 92 and rotation stop component, and the extensible member is pressed including one Button 912 and an elastic component 913, the open slot 92 are set on the connector 22, and the button 912 can be pierced by bar by the opening Body；The elastic component 913 is set as spring, and one end of the elastic component 913 is fixedly connected on the bottom of the button 912, another End is connected on the shell 52, and elastic component 913 can be shortened and be extended, and shell 52 is equipped with and matches with button 912 Cavity 523, button 912 can in the cavity 523 expanding-contracting action.

The rotation stop component includes being set to several double wedges 911 on the button 912 and set on table in the open slot 92 Several first connecting cavities 921 in face, the double wedge 911 are distributed in its appearance along one ring gap of outer circumferential direction of the button 912 On face, first connecting cavity 921 is distributed on its inner surface along the circle of inner circumferential one of the open slot 92；Preferably, should Double wedge 911 and the first connecting cavity 921 are strip setting；When double wedge 911 is caught in first connecting cavity 921 Realize between the button 912 and the open slot 92 rotation stop cooperation so that cutter device 1 can not with respect to the body of rod 2 into Cutter device, can be limited on the position of formulation by row rotation；Specifically, 523 inner wall of cavity is equipped with several the Two connecting cavities 524 should be distributed on its inner surface along the circle of inner circumferential one of the cavity 523, convex when button is placed in cavity Tooth 911 fastens with the second connecting cavity always, and button and interconnecting piece are always rotation stop cooperation, it is preferred that second connecting cavity For strip setting.

Further, the button 912 includes the smooth section 914 on top and the rotation stop section 915 of lower part, the double wedge 911 It is only set in the rotation stop section 915, the surface of smooth section 914 is smooth surface, and the length of the rotation stop section 915 should It is set smaller than the length setting of the cavity 523, and then when pressing down on the button 912, the elastic component 913 is carried out It shrinks, the rotation stop section 915 enters in cavity 523, and then the inner wall of open slot 92 will be contacted with smooth section 914, into And between open slot 92 and button 912 be not rotation stop cooperation, at this point, cutter device 1 can relative key rotated, Jin Erjin Row angular adjustment, when unclamping the pressing to button 912, which is reset to reset condition, gives 912 1, button Outside active force, so that button is displaced outwardly, rotation stop section 915 is matched with the first connecting cavity rotation stop in the open slot again It closes, cutter device is limited on the flip angle, the adjusting of angle is completed.

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 51 of the actuator, this A little sliding tooths are that 51 outer surface of output shaft directs out the tooth extended to form, and the sliding tooth is equal along a circle interval of output shaft 51 Even distribution；The follower 611 is the cylindrical grafting chamber 614 on first connector 613, the grafting chamber 614 Inner wall is 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 realizes rotation stop cooperation, 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 body of rod 2 further includes the holding rod 23 on rear side of connecting rod, it is again provided in the holding rod 23 slotting Connect 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 and institute Stating holding rod 23 is to be detachably connected；Connection structure between the connector 12 and the holding rod 11 and the plug connector with connect Connection structure between part 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 overturning of the grab handle 1 relative to the body of rod when carrying out high-rise working and lower operation Angle, thus guarantee that the hand of operator is in angle the most comfortable always, it is more comfortable and laborsaving；And since the position of hand is relaxed Clothes, consequently facilitating the hand of operator exerts a force, cutting operation is more rapid, and work efficiency is high；Further, the gripping The positioning knot for locking the flip angle of 11 opposing tabs 12 of grab handle is equipped between handle ontology 11 and the connector 12 Structure；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 from holding 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 movable part 101 is telescopic to be arranged in the connector 12, and the through-hole 102 is set to 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 is set as Spring, one end of the return unit 1013 are fixedly connected on the bottom of the casting die 1012, and the other end is connected on the connector 12, Return unit 1013 can be shortened and be extended, and connector 12 is equipped with the cavity 121 matched with casting die 1012, and casting die 1012 can The expanding-contracting action in the cavity 121.

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 etc., so that the revolving speed to cutter head is adjusted, so that cutter head has There is different revolving speed gears, when the lesser plant of corresponding cutting hardness, the revolving speed of cutter head is adjustable relatively slow, reduces actuator Energy consumption；When the biggish plant of cutting hardness, the revolving speed of cutter head is adjustable larger, avoids the occurrence of the case where can not cutting； To which in the plant of corresponding cutting different type, hardness, cutter head can be adjusted directly to revolving speed appropriate, applied widely；Institute It states shell 301 and the grab handle is integrated injection molding, the revolving speed of cutter head is adjusted for convenience, we are in the shell It is provided with speed regulation splenium 303 on body 301, and is provided in the control circuit board 302 and matches with the speed regulation splenium 303 Button 304 is adjusted the speed, when pressing the speed regulation splenium 303 to press the speed regulation button 304, both can control actuator change Frequently, 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 part 3021 be display screen, the situation that can be transferred the files by the display screen revolving speed current to actuator, the electricity of battery, speed, Situations such as current corresponding gear, the temperature in current operating environment, humidity, is shown, the use of operator is facilitated；On Stating the concrete principle that information is 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 is electrically connected；The battery connects a connection-peg by electric wire, after being inserted into jack by the connection-peg, realizes external storage Battery is powered actuator；In other embodiments, the power supply can also be the alternating current or electric vehicle, automobile of household Battery.

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 adjustable gardens instrument of cutter head angle including the body of rod (2), the grab handle (1) matched with the body of rod (2), has An at least cutter device (3) for cutter head (4) and driving device (5) for driving cutter device movement；It is characterized by: It is equipped with the first connecting portion part (61) matched with the driving device (5) in the cutter device (3) and first is connect with this The second connecting portion part (62) of component (61) transmission connection, the second connecting portion part (62) match with the cutter head (4)；Institute Stating the body of rod (2) includes connecting rod (21) and the connector (22) being flexibly connected with the driving device, driving device and the company It is equipped between fitting (22) for adjusting capture configurations of the driving device with respect to the flip angle of connecting rod (21).

2. the adjustable gardens instrument of cutter head angle according to claim 1, it is characterised in that: the driving device includes outer Shell (52) and the actuator in shell, the capture configurations include it is telescopic be arranged in it is flexible in the shell (52) Part (91) is set to the open slot (92) being pierced by connector (22) for extensible member and can make extensible member and open slot (92) rotation stop The rotation stop component of cooperation.

3. the adjustable gardens instrument of cutter head angle according to claim 2, it is characterised in that: the rotation stop component includes setting In the double wedge (911) on the extensible member and it is set to the first connecting cavity matched in open slot (92) with the double wedge (911) (921)。

4. the adjustable gardens instrument of cutter head angle according to claim 3, it is characterised in that: the extensible member is pressed including one Button (912) and one end are connected to the elastic component (913) of the button, and the other end of the elastic component (913) is connected to the shell (52)。

5. the adjustable gardens instrument of cutter head angle according to claim 4, it is characterised in that: the button (912) includes Smooth section (914) and rotation stop section (915), the double wedge (911) are set on the rotation stop section (915).

6. the adjustable gardens instrument of cutter head angle according to claim 1, it is characterised in that: described first connecting portion part (61) the first connector (613) for including umbrella tooth part (612) and being connected with the umbrella tooth part.

7. the adjustable gardens instrument of cutter head angle according to claim 1, it is characterised in that: the second connecting portion part It (62) include the driving member (621) with umbrella tooth structure and the second connector (622) with driving member (621) rotation stop cooperation.

8. the adjustable gardens instrument of cutter head angle according to claim 6, it is characterised in that: first connector (613) it is equipped with the grafting chamber (614) matched with the output shaft (51) of the actuator.

9. the adjustable gardens instrument of cutter head angle according to claim 7, it is characterised in that: second connector (622) circumferentially spaced on to have multiple output gears.