CN108718657A - Grass-mowing machine - Google Patents
Grass-mowing machine Download PDFInfo
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- CN108718657A CN108718657A CN201810358201.7A CN201810358201A CN108718657A CN 108718657 A CN108718657 A CN 108718657A CN 201810358201 A CN201810358201 A CN 201810358201A CN 108718657 A CN108718657 A CN 108718657A
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- Prior art keywords
- handle
- grass
- mowing machine
- operator
- extension rod
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- 238000010009 beating Methods 0.000 claims description 24
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- 238000009966 trimming Methods 0.000 claims description 14
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- 210000004247 hand Anatomy 0.000 description 33
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
- A01D34/84—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for edges of lawns or fields, e.g. for mowing close to trees or walls
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/416—Flexible line cutters
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/416—Flexible line cutters
- A01D34/4167—Protection devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/18—Safety devices for parts of the machines
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The present invention discloses a kind of grass-mowing machine, including：The extension rod that lengthwise extends；Execute the head of work；For the Handleset of operator's operation, the Handleset includes the first handle and second handle for the second end for being connected to the extension rod；The second handle includes at least two first positions, each at least two first position is used to that adjustable be arranged of the second handle can be provided to leaning support for the arm or elbow of operator；The first handle includes at least two the third places, any one at least two the third places of the first handle can coordinate to realize one-handed performance grass-mowing machine jointly with any one at least two first positions of the second handle.Grass-mowing machine provided by the invention meets user and one-handed performance or both hands is automatically selected to operate, improves the experience sense of user.
Description
Technical field
The present invention relates to a kind of outdoor Horticultural cutting tool more particularly to a kind of grass-mowing machines.
Background technology
Green vegetation is a kind of essential environmental element of our mankind, and the consciousness of greening becomes more and more popular.Nothing
By being golf course, football pitch, villa garden, the courtyard of villa or common residential area, green turf is ubiquitous, gives
People's lives bring life and vigor.But if having left arranging for people, these turfs can become height and rise and fall, be mixed and disorderly
Without chapter.
Grass-mowing machine is just favored by more and more users as a kind of garden instrument for arranging turf.Grass-mowing machine is general
By drive cutting member rotation be allowed to beat the grass, generally include lengthwise extension extension rod, set on extension rod first end head, set
First handle near extension rod second end, set on the second handle of extension rod second end.Include in head moving head and
Drive the motor of moving head rotation.When grass-mowing machine works, moving head is driven to rotate the line locking rotation of beating the grass driven in moving head
Turn to beat the grass.
When user needs to arrange large stretch of smooth turf, typically both hands operate, and a hand holds first handle, another
Hand holds second handle, and grass-mowing machine is lifted and is worked.
When user needs the turf arranged under some bushes or when arranging the turf in narrow space, both hands behaviour
Work is highly difficult.User must not have to one-handed performance grass-mowing machine, i.e. a hand holds first handle or second handle carries out
It beats the grass operation.Due to the handle set-up mode of existing grass-mowing machine, for user when carrying out one-handed performance, arm does not have supporting point, because
This, operates and is not sufficiently stable and does not have comfort level.
The set-up mode of the existing handle of grass-mowing machine, cannot meet user freely select according to demand one-hand operating format and
Both hands operation mode, and cannot ensure that one-hand operating format and both hands operation mode have stability well and comfortable simultaneously
Degree.
Invention content
In view of this, technical problem to be solved by the present invention lies in a kind of grass-mowing machine is provided, difference can be unsatisfactory for
Under one-handed performance, the arm of operator all has preferably comfortable experience for operator group.
Technical solution is used by the present invention solves prior art problem：
A kind of grass-mowing machine, including：
The extension rod that lengthwise extends, the extension rod are equipped with first end and opposite with first end second along longitudinally
End；
The head of work is executed, the head is connected with the first end of the extension rod；
For the Handleset of operator's operation, the Handleset includes the first of the second end for being connected to the extension rod
Handle and second handle；
It is characterized in that, the second handle is flexibly connected with the extension rod, the second handle includes at least two
First position, each angle formed with the extension rod at least two first position are all different, it is described extremely
Each in few two first positions be used for by the second handle it is adjustable be arranged can be operator arm or
Elbow provides leaning support；
The first handle is flexibly connected with the extension rod, and the first handle includes at least two the third places, institute
Each angle formed with the extension rod stated at least two the third places is all different, and the first handle is at least
Any one in two the third places can jointly match with any one at least two first positions of the second handle
It closes to realize one-handed performance grass-mowing machine.
Preferably, the second handle is configured with the support portion supported for operator's arm or elbow, as the second-hand
Handle is located at the first position and when the first handle is located at the third place, and the first handle is held for operator's one hand
It holds, the support portion of the second handle is leaned on for the arm or elbow of operator, to realize described in operator's one-handed performance
Grass-mowing machine.
Preferably, the second handle further includes at least two second positions, for the second handle is adjustable
It is configured to allow for operator's gripping, the not phase of each angle formed with the extension rod at least two second position
Together, cooperation is operated any one at least two second positions of the second handle with realizing jointly with the first handle
Person's both hands operate the grass-mowing machine.
Preferably, the first handle further includes at least two the 4th positions, every in described at least two the 4th positions
One angle formed with the extension rod is all different, any one at least two the 4th positions of the first handle
It realizes with any one common cooperation at least two second positions of the second handle and is beaten described in the operation of operator's both hands
4th position of careless machine.
Preferably, any one at least two second positions of the second handle with the second handle at least
Any one in two first positions is all different, when the second handle is located at the second position and the first handle
When positioned at four position, the first handle holds for the both hands of operator are corresponding respectively with the second handle, with
Realize the operation of operator's both hands.
Preferably, the grass-mowing machine is equipped with beat the grass state and deburring state under one-handed performance, and the grass-mowing machine includes
The sliding part or rolling member of the grass-mowing machine are supported under deburring state.
Preferably, the rolling member includes at least one trimming rolling wheel, when the grass-mowing machine is under deburring state, and institute
When stating second handle and being located at the first position of grass-mowing machine described in one-handed performance, rotating direction and the operator face of the trimming rolling wheel
To direction it is consistent.
Preferably, when the grass-mowing machine is under deburring state, trimming rolling wheel section and the extension radially
The section of bar in the axial direction is parallel or coplanar.
Preferably, the head include casing, the motor being set in the casing and the moving head driven by motor,
The moving head have for beat the grass drum around drum and the support drum drum seat, the drum has and drum seat phase
To static first state, and between drum seat generate rotary speed difference the second state, line of beating the grass rotation generation from
Mental and physical efforts drive the drum under first state to turn to the second state, and drum is realized outside from first state to the rotation of the second state
Discharge line of beating the grass.
Preferably, the grass-mowing machine further includes that the operable control drum switches to the second shape from the first state
The unwrapping wire switch of state, the starting switch of control motor and the safety switch for preventing grass-mowing machine error starting, the unwrapping wire switch arrangement
It is arranged on the first handle and independently of the starting switch.
Compared with prior art, the present invention at least has the advantages that：
1. the present invention can be pivoted and be fixed on different operating positions by first handle from second handle, to realize
When grass-mowing machine switches between one-hand operating format and both hands operation mode, first handle can be freely to each with second handle
Operating position under pattern is readjusted, to better meet the demand of different operation modes and different operation person group.
2. when one-handed performance grass-mowing machine, difference is adjusted to ensure that by first handle and second handle operating position jointly
The arm of user can be in the state naturally drooped, and the arm or elbow of operator are close to second handle, reduce operator
The fatigue strength of arm when operation, more meets the requirement of ergonomics, and man-machine effect is more preferable.
3. the grass-mowing machine of the present invention not only has pattern of beating the grass, but also has deburring pattern, and is changed by the position of second handle
Become, realize the performance of grass-mowing machine a tractor serves several purposes, that is, have singlehanded deburring, it is singlehanded beat the grass, four kinds that both hands deburring, both hands are beaten the grass
Work pattern has better met the job requirements of different operation person.
4. when singlehanded deburring, cutting planes and operator towards direction it is parallel.On the one hand, both hands be can avoid and operates body
The discomfort that body twisted straps are come realizes a line (inline) operation；On the other hand, easily operated person has found front in time
Barrier reduces the probability that machine touches barrier.
Description of the drawings
Purpose, technical solution and the advantageous effect of invention described above can realize this hair by following
The detailed description of bright specific embodiment.
Identical label and symbol in attached drawing and specification is for representing identical or equivalent element.
Fig. 1 is that the grass-mowing machine of the present invention is in the stereogram under both hands operation.
Fig. 2 is the stereogram that grass-mowing machine as shown in Figure 1 is under one-handed performance.
Fig. 3 is the stereogram that the grass-mowing machine of the present invention is under singlehanded deburring state.
Fig. 4 is the stereogram of the first handle of the grass-mowing machine of the present invention.
Fig. 5 is the stereogram of another angle of first handle shown in Fig. 4.
Fig. 6 is the schematic diagram of retaining mechanism in grass-mowing machine shown in FIG. 1.
Specific implementation mode
As shown in Figures 1 to 6, it is a kind of grass-mowing machine 100 of the invention disclosed, which can be operated in both hands and one hand
The garden instrument switched between operation two states.
As shown in Figure 1 to Figure 3, grass-mowing machine 100 includes the extension rod 20 of lengthwise extension, executes the head 10 of work and for behaviour
The Handleset 3040 of author's operation.Extension rod 20 has on longitudinally there are two end.As shown in Figure 1, for the side of description
Just, the first end that the end that extension rod 20 is connect with head 10 is extension rod 20, another end of opposite first end are defined respectively
End is the second end of extension rod 20.
Head 10 includes casing 14, be set in casing 14 motor (not shown) and the moving head that is driven by motor 14
11.When to avoid 100 operation of grass-mowing machine to human body may caused by unexpected injury, be fixedly installed shield 12 on head 10.For
Flowers are accidentally injured when preventing from beating the grass, head 10 is additionally provided with shield flower steel wire 13.
As shown in Figures 1 to 3, Handleset 3040 is plastic cement material, and extension can be connected to by way of injection molding
The second end of bar 20 can also be assembled in the second end of extension rod 20 by way of mechanical connection.Handleset 3040 includes connecting
It is connected on the first handle 30 and second handle 40 of extension rod second end.First handle 30 with second handle 40 is spaced apart sets
It sets, the work of grass-mowing machine 100 is reliably lifted with the person of being conveniently operated.
Fig. 4~Fig. 5 is that a kind of shape of first handle 30 is arranged.In this embodiment, first handle 30 is held including first
Hold portion 32, the second grip part 34 and the bending part 36 extended from the second grip part 34 to 20 direction of extension rod.First grip part 32
In a rectangular parallelepiped shape with the second grip part 34.First grip part 32 and the second grip part 34 substantially form T fonts.Such as this field skill
Known to art personnel, not only an example shown in Fig. 4, Fig. 5 is arranged in the shape of first handle 30, only needs the shape of first handle 30 can be real
Existing person's palm grip easy to operation.If the first grip part 32 is spherical or the shape of first handle 30 not for rectangular-shape
Shape is similar to crossbeam shape or handlebar shape or only there are one grip part etc., and details are not described herein again.
Fig. 1~Fig. 3 is that a kind of shape of second handle 40 is arranged.In this embodiment, second handle 40 is substantially in D words
Type.Second handle 40 includes the ring body portion 42 for being closed 20 second end of extension rod, which, which encloses, is set as hollow structure for use
The hand of operator is passed through to facilitate and be held.Wherein the ring body portion 42 has the third grip part 421 held for operator.Second
Handle 40 further includes the support portion 44 for being connected to 421 end of third grip part.44 person of being conveniently operated of support portion by part arm or
Person's elbow leaning support.In the present embodiment, third grip part 421 is substantially in that cuboid is rod-shaped.One end of second handle 40 connects
It is connected to support portion 44, the other end is flexibly connected with the second end of extension rod 20.Recess portion is presented in the shape of the support portion 44, such as recessed
Slot, pit or concave arc shape.The recess portion of arc shape can increase the comfort of operator's arm and 44 contact position of support portion.Certainly,
Two handles 40 can further include the cushion pad being laid with or on support portion 43 for being contacted with operator's arm
(not shown), the cushion pad upwardly extend to the side perpendicular with 20 extending direction of extension rod and exceed one fixed width of operator's arm
Degree is compressed power when being leant with support portion 44 with the arm of buffer operation person or elbow, reduces operator's long working
The discomfort that lower arms offset with second handle 40.In the present embodiment, support portion 44 is integrally formed at second handle 40
The end of end, i.e. support portion 44 from third grip part 421 extends rearwardly to form.Certainly in other embodiments, support portion 44
It also can split settings with second handle 40.Specifically, support portion 44 can be set to be flexibly connected with second handle 40, support portion can
It is rotated relative to second handle 40, to adjust the angle between support portion 44 and third grip part 421 so that operator's one hand is grasped
When making grass-mowing machine 100, support portion 44 can be mutually close to the arm of operator or elbow.As it is known by the man skilled in the art, second
Not only an example shown in Fig. 1~Fig. 3 is arranged in the shape of handle 40, only needs the shape of second handle 40 that can realize that operator both facilitated
Palm grip has support arm or elbow or wrist function again.
As shown in Fig. 2, second handle 40 can be switched to different operating positions relative to extension rod 20.Specifically, second
Handle 40 includes at least two first positions, each at least two position can be the arm or elbow of operator
It provides and leans on and support.Any one at least two first positions of second handle 40 with first handle 30 jointly cooperation with
Realize one-handed performance.Specifically, the first position of second handle 40 is adjustable, second handle is releasedly locked in multiple
At several first positions.The angle that wherein the supported arm of operator is formed with extension rod 20 towards the direction of first end is 90
~160 degree of degree.The angle can be：90 degree, 95 degree, 100 degree, 105 degree, 110 degree, 115 degree, 120 degree, 125 degree, 130 degree,
135 degree, 140 degree, 150 degree, 160 degree.Grass-mowing machine 100 is operated by choosing different operation person, finds one-handed performance grass-mowing machine
When 100, when the angle that the supported arm of operator and extension rod 20 are formed towards the direction of first end is 150 degree, operation
Person's arm is presented the best state naturally drooped, and supported arm and ground can greatly promote operation close to vertical
Comfort, man-machine effect are more preferable.
As a kind of preferred embodiment of the present invention, as shown in Fig. 2, first handle 30 also can be relative to 20 pivot of extension rod
Go to different operating positions.Specifically, first handle includes at least two the third places, at least two the third place
Any one can coordinate to realize singlehanded behaviour jointly with any one position at least two first positions of second handle 40
Make grass-mowing machine.The third place of first handle 30 is adjustable, and first handle 30 is releasedly locked in a plurality of thirds
At position.
Above-mentioned grass-mowing machine 100 is set to and can be pivoted relative to extension rod 20 since first handle 30 to be all provided with second handle 40
And it is fixed to different location.In one-handed performance grass-mowing machine, on the one hand, so that operator holds the second gripping of first handle 30
It not will present the state for stretching very much or loosening very much when portion 34 at wrist, reduce the fatigue strength at wrist as far as possible；On the other hand, really
It protects and the comfortable job state naturally drooped is presented by the arm that second handle 40 supports, and be close to the support portion of second handle 40
44.The present invention is each configured to be pivotable relative to extension rod by first handle 30 with second handle 40, to meet big portion
Divide the demand of operation group so that grass-mowing machine 100 can meet the needs of industrialization large-scale production.
As a kind of preferred embodiment of the present invention, as shown in Figure 1, second handle 40 further includes at least two seconds
Set, for by second handle it is adjustable be configured to allow for operator hold.Each at least two second positions and extension
The angle that bar 20 is formed is all different, any one at least two second positions of the second handle 40 and first handle
30 common cooperations are to realize that both hands operate grass-mowing machine.When second handle 40 is located at the second position, first handle 30 and second-hand
Handle 40 corresponds to for the both hands of operator hold respectively, to realize that both hands operate.Specifically, one hand of operator holds first handle
30 the first grip part 32, another hand hold the third grip part 421 of second handle 40.Further, second handle 40 exists
It is adjustable on the second position, second handle 40 is locked in a plurality of second positions with being released.To facilitate different operation
Person group can freely adjust the position of second handle 40 when both hands operate grass-mowing machine 100 according to the case where itself and demand,
The fatigue strength of arm when reducing operator's operation.
As a kind of preferred embodiment of the present invention, as shown in Figure 1, first handle 30 includes at least two the 4th
It sets, for being held for different operators.Each angle formed with extension rod at least two the 4th positions not phase
Together, any one at least two the 4th positions of first handle with it is any one at least two second position of second handle
A common cooperation is to realize the 4th position of both hands operation.It is held specifically, one hand of operator holds the first of first handle 30
Portion 32 is held, another hand holds the third grip part 421 of second handle 40.Further, first handle is on the 4th position
Adjustable, first handle 30 is locked in a plurality of 4th positions in which can be released.Second handle 40 is on the second position can
It adjusts, second handle 40 is locked in a plurality of second positions with being released.With the person group that facilitates different operation according to itself
The case where and demand, the position of second handle 40 can be freely adjusted when both hands operate grass-mowing machine 100, reduces operator's operation
When arm fatigue strength.So design, when both hands operate grass-mowing machine, on the one hand, so that the position of Handleset 3040 is adjusted
More preferably flexibly, convenient for different operation person for own situation oneself suitable behaviour is found to adjust first handle 30 and second handle 40
Make the best operational position of demand, man-machine effect is more preferable；On the other hand, by the way that first handle 30 to be also configured to be pivoted
Movement so that the position of first handle 30 when one-handed performance and both hands operate of grass-mowing machine 100 will not have limitation.Therefore,
The operating experience sense that such grass-mowing machine 100 provides is best, and can help operator's operation by the structure design of itself
When it is more effortless.
Further, as shown in Fig. 1~2, when grass-mowing machine is under one-hand operating format, second handle 40 is located at first
It sets, third grip part 421 and extension rod 20 are defined as the first included angle A 1 towards the angle formed on the first extreme direction.When beating the grass
Machine is under both hands operation mode, and second handle 40 is located on the second position, third grip part 421 and extension rod 20 towards first
The angle formed on extreme direction is defined as the second included angle A 2.Specifically, the first included angle A 1 is obtuse angle, the angle model of the first included angle A 1
Enclose is 90 degree~160 degree.First included angle A 1 can be 90 degree, 95 degree, 100 degree, 105 degree, 110 degree, 115 degree, 120 degree, 125
It spends, 130 degree, 135 degree, 140 degree, 150 degree, 160 degree.Preferred value is 150 degree.Wherein the second included angle A 2 is more than or equal to the first angle
A1.When grass-mowing machine is under both hands operation mode, the second included angle A 2 be 180 degree~225 degree, the second included angle A 2 can for 180 degree,
190 degree, 200 degree, 210 degree, 220 degree, 225 degree.Preferred value is 210 degree.
Further, as shown in Figure 1, when grass-mowing machine is under one-hand operating format, first handle 30 in the third place,
Second grip part 34 and extension rod 20 are defined as third included angle A 3 towards the angle formed on the first extreme direction；When grass-mowing machine is in
Under both hands operation mode, first handle is on the 4th position, and the second grip part 34 and extension rod 20 are towards shape on the first extreme direction
At angle be defined as the 4th included angle A 4.Wherein third included angle A 3 is more than or equal to the 4th included angle A 4, the angle model of third included angle A 3
Enclose is 30 degree~100 degree.Third included angle A 3 can be 30 degree, 35 degree, 40 degree, 45 degree, 60 degree, 75 degree, 90 degree, 100 degree.It is preferred that
Value is 40 degree.When grass-mowing machine is under both hands operation mode, the 4th included angle A 4 is 30 degree~80 degree, and the 4th included angle A 4 can be 30
It spends, 40 degree, 45 degree, 50 degree, 55 degree, 60 degree, 75 degree, 80 degree.Preferred value is 45 degree.
The first handle 30 of above-mentioned grass-mowing machine 100 is with second handle 40 respectively in one-hand operating format and both hands operation mode
The setting that can be conditioned down is in corresponding angle position, the needs of to realize the person group that meets different operation, makes most of behaviour
Author can be laborsaving when using the grass-mowing machine of the structure.
Further, moving head 11 further includes the drum (not shown) and support drum for line coiling (not shown) of beating the grass
Drum seat (not shown).Drum has the first state opposing stationary with drum seat and generation rotary speed is poor between drum seat
The second state.Drum is realized from first state to the rotation of the second state discharges line of beating the grass outward.In the present embodiment, it beats
The material of careless line is made of solid nonmetallic materials, such as nylon, carbon fibre material.Beat the grass line around moving head 11 first axle
Line X high speed rotations, to carry out finishing cutting to lawn.Line of beating the grass rotation is constituted using moving head as the center of circle, with the length for line of beating the grass
Degree is the cutting planes of radius.
Grass-mowing machine 10 further includes unwrapping wire switch 51, the control that operable control drum switches to the second state from first state
The starting switch 53 of motor starting processed and the safety switch 55 for preventing 100 error starting of grass-mowing machine.Unwrapping wire switch 51, starting switch 53
And safety switch 55 is arranged on first handle 30, and one end far from extension rod 20 on first handle 30.Safety open
It is cylindricality button shape to close 55, and projection is on the second grip part 34 of first handle 30.Preferably, safety switch 55 is equipped with two
A, one is arranged on the left side wall of the second grip part 34 of first handle 30, another is arranged the second of first handle 30
On the right side wall of grip part 34.Such design can meet the needs of different custom crowds, when operator holds first handle 30
When, the selectable touching of finger of operator presses one in two safety switches 55.
Starting switch 53 is arranged in the side towards extension rod 20, the i.e. inside of first handle 30.Starting switch 53 includes
The first press section 531 being arranged on the first grip part 34 and the second press section 533 being arranged on the second grip part 34.First
Press section 531 and the second press section 533 are integrated linkage setting.First press section 531 connect to form T with the second press section 533
The starting switch 53 of font.When operator's both hands manipulate grass-mowing machine 100, the hand of operator holds the of first handle 30
One grip part 32, and operator is during lifting grass-mowing machine 100, the finger or palm of operator can directly started by press open
531 are closed, additional action is not needed or step starts machine, it is simple and convenient.In the present embodiment, safety switch 55 is opened,
And started by press switch 53 can make grass-mowing machine 100 work.After carrying out the pressing action of safety switch 55, the hand of operator
The palm or finger, which can be synchronized or slightly be delayed to starting switch 53, carries out pressing manipulation, quickly starts machine to realize.
Unwrapping wire switch 51 is cylindricality button shape, and projection is on the first grip part 32 of first handle 30.Preferably, unwrapping wire
The quantity of switch 51 is 2.1 is arranged on the left side wall of the first grip part 32, another is arranged in the first grip part 32
On right side wall.In the present embodiment, unwrapping wire switch 51 and starting switch 53 are disposed on first handle 30, starting switch 53
It is non-interference with the operation of unwrapping wire switch 51.Operator by first handle 30 when controlling the work of grass-mowing machine 100, it is desirable to line
When disk carries out payoff operation, it is only necessary to pressing unwrapping wire switch 51 of taking advantage of a situation on first handle 30, without changing grass-mowing machine
100 working condition will not interrupt the work of beating the grass of grass-mowing machine 100, easy to operate.The setting of 2 unwrapping wire switches 51 can be with
Meet operator's either one-handed performance grass-mowing machine or both hands operation grass-mowing machine, can be transferred through thumb and directly touch unwrapping wire opening
51 are closed, more convenient operation, comfort are more preferably.The setting of 2 safety switches 55, can meeting different operation, person or so presses safety
The demand that switch 55 is accustomed to.In the present embodiment, safety switch 55, starting switch 53 and unwrapping wire switch 51 are arranged at first
It is compact-sized on handle, and at or adjacent to the first grip part 32 of first handle 30, and make the either singlehanded behaviour of operator
Make grass-mowing machine 100 or both hands operation grass-mowing machine 100, the corresponding switch of pressing can be all completed by one hand.
As a kind of preferred embodiment of the present invention, it also is provided with unwrapping wire switch on the second handle 40 of grass-mowing machine 100, opens
Dynamic switch and safety switch (not shown).Preferably, unwrapping wire switch, starting switch and safety switch are arranged at second handle 40
One end of upper close extension rod 20.Specifically, unwrapping wire switch 51 is arranged on the roof of third grip part 421, to be conveniently operated
Pressing unwrapping wire switch when person holds second handle 40.Starting switch is arranged the inside in third grip part 421, i.e., unwrapping wire switch with
Starting switch is separately positioned on the both sides of third grip part 421, so that when operator holds second handle, palm or finger
Starting switch can directly be touched.Further, safety switch is located on the side wall of third grip part 421.Preferably, safety open
The quantity of pass is two.One left side wall for being located at third grip part 421, another is located at the right side wall of third grip part 421.
To be unsatisfactory for the demand that different crowd or so presses safety switch.
Above-mentioned grass-mowing machine 100 is equipped with two sets of switching mechanisms (unwrapping wire switch, starting switch and safety switch), Yi Taowei
It is another set of to be located on second handle 40 on first handle 30.When operating grass-mowing machine 100 with the person's of being conveniently operated both hands, operator
Can be according to own situation or custom, free selection is by the switching mechanism on first handle still by second handle
Switching mechanism carries out switching manipulation.Man-machine effect is good, can meet the needs of multi-operator group.
Further, first handle 30 and second handle 40 can be by pivotably carrying out the adjusting of operating position.It beats
Careless machine 100 further comprises that controlling first handle 30 and second handle 40 carries out the retaining mechanism 60 of operating position adjusting.At this
In embodiment, the retaining mechanism that control first handle 30 pivots is identical as the retaining mechanism that control second handle 40 pivots.Under
Make specifically to introduce by taking second handle 40 as an example in face.As shown in fig. 6, the retaining mechanism 60 is so that second handle 40 is grasped at least one
Make to be released on any one position of position and be locked on any one position of at least two operating positions.Operation
Person can freely be pivoted by pine (or unscrew, open) retaining mechanism 60, second handle 40 around pivotal axis.Operator adjusts the
When two handle 40 to required positions, (or screw, close) retaining mechanism 60 is discharged, second handle 40 is secured to required position,
It cannot be rotated around pivotal axis.As it is known by the man skilled in the art, realizing the 60 specific structure type of retaining mechanism of above-mentioned function
There are many various, such as cam spanner mechanism, knob buckle structure, it takes a single example herein, it cannot be with the specific knot of the embodiment
The structure limitation present invention.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 6, retaining mechanism 60 includes elastic component 63, interior tooth 67 and outer tooth 65.At this
In embodiment, extension rod 20 is clamped by first half-shell bar 202 and the second half-shell bar 204.Second handle 40 with extension rod
20 junction is equipped with loop connecting portion 406.As shown in fig. 6, loop connecting portion 406 is along extending generally vertically 20 lengthwise axis of bar
The direction (illustrating the directions M) of line Y is equipped with through-hole, and the side inner wall of through-hole is equipped with outer tooth 65.Extension rod 20 is with second
The junction of handle 40 is equipped with ring-type groove portion, and ring-type groove portion is matched with loop connecting portion 406.Second half-shell bar 204 is in ring-type
Groove location has installed a pillar 208, and pillar 208 is equipped with the groove for accommodating elastic component 63 along the directions M.With outer tooth 65 to cooperation
Interior tooth 67 is set on pressing piece 69.63 one end of elastic component is located in the groove of pillar 208, and one end is located in pressing piece 69.It presses
One end of casting die 69 is matched with pillar 208, forms the pivotal axis 61 in the direction that one extends generally vertically 20 lengthwise central axes of bar.
Pivotal axis 61 is located in the through-hole in loop connecting portion 406, the outer tooth 65 on the side inner wall of through-hole and the internal tooth on pressing piece
Part 67 matches.When elastic component 63 in a state of nature when, interior tooth 67 is engaged with 65 phase of outer tooth, second handle 40 with extend
Bar 20 is relatively fixed.When elastic component 63 is in compressive state, interior tooth 67 is detached from outer tooth 65, second handle 40 and extension rod
20 is relatively movable.
When operator needs to adjust the relative position of second handle 40 and extension rod 20, operator presses pressing piece 69,
To which elastic component 63 is changed into compressive state from reset condition, interior tooth 67 is separated with outer tooth 69, and operator operable the
Two handles 40 are rotated around pivotal axis 61, and second handle 40 is adjusted to its desired position.When second handle 40 is adjusted to behaviour
When author desired position, operator unclamps pressing piece 69, and elastic component 63 is changed under the action of elastic force by compressive state
Reset condition, interior tooth 67 are engaged again with outer tooth 69, fix second handle 40 and extension rod 20.
The grass-mowing machine 100 that the present invention discloses can a machine four use, that is, there is one hand to beat the grass, singlehanded deburring, both hands are beaten the grass and double
Retouch four kinds of side use pattern.Operator can select suitable use pattern, range of choice wider according to the needs of itself.It is special
Other, in the present embodiment, in the case where grass-mowing machine is in deburring state, and second handle 40 is located at first position (one-handed performance)
When, cutting planes and operator towards direction it is parallel.Further, the projection on the ground of first handle 30 and extension rod
20 projection on the ground is parallel or conllinear.When grass-mowing machine 100 is under deburring state, first handle 30 is in extension rod 20
Section in axial direction is parallel or coplanar with cutting planes.So, on the one hand, avoid both hands operation 100 deburring of grass-mowing machine and make
When industry, operator's body is in the discomfort under twisted state；On the other hand, there is barrier in front of grass-mowing machine, operate
Person can have found at the first time, and greatly reduced the probability that machine touches barrier with machine avoiding obstacles in time.
It should be noted that line high speed rotation of beating the grass forms cutting planes, and due to the speed for line rotating speed of beating the grass or outside
The environmental factor in portion easily influences the above-mentioned depth of parallelism, and therefore, as a whole, here parallel is not absolute parallel.Finite angle
The slightly deviation of degree is also in the range of the application covers.
As shown in figure 3, grass-mowing machine 100 further includes the rolling member 80 for supporting grass-mowing machine.Certainly in other embodiments, may be used also
To support grass-mowing machine using sliding part (not shown).Wherein, sliding part can be the metallic steel wire ring of camber shape.
The rolling member 80 is mounted on casing 14, and positioned at the upside of shield 12, can be used as and be repaiied under deburring pattern
Side support wheel, and further guide the movement of grass-mowing machine 100.Rolling member 80 includes trimming rolling wheel 81 and is connected on casing 14
Linking arm 83.In the present embodiment, when grass-mowing machine is under deburring state, and second handle 40 is located at first position,
The rotating direction of trimming rolling wheel 81 and operator towards direction it is consistent.Further, when second handle 40 is located at first
When setting (one-handed performance), and when grass-mowing machine is under deburring state, 81 diametrical section of trimming rolling wheel is with extension rod 20 in axis
Upward section is parallel or coplanar；Further, section of the ring body portion 31 of first handle 30 in 20 axial direction of extension rod
It is parallel or coplanar with 81 diametrical section of trimming rolling wheel.In this way, being further ensured that is operated when operator's deburring operation relaxes
Suitable sense.In the present embodiment, the number of trimming rolling wheel 81 is two, and two idler wheels are linked together by wheel shaft 85.Certainly
Trimming rolling wheel can also be arranged to one or more wheel.The wheel shaft 85 of trimming rolling wheel 81 is equipped with idler wheel central axis.It is repairing
Under edge mode, the idler wheel central axis setting parallel with the first axle X of moving head 11 of trimming rolling wheel 81.Grass-mowing machine 1 is perpendicular
Straight plane executes deburring operation.User can push grass-mowing machine and carry out deburring along corner or roadside.Under the pattern of beating the grass, deburring
The setting equally parallel with first axle X of the idler wheel central axis of idler wheel 81.One end of linking arm 83 it is directed toward wheel shaft 85 and therewith
It is connected, the center of other end direction casing 14 is simultaneously connected, is fixedly mounted on trimming rolling wheel 81 by linking arm 83
On casing 14, linking arm 83 is the rod-like element of bending, but is not limited to the rod-like element of bending, can also be linear type rod-like element.When
So, in other embodiments, linking arm 83 can also be arranged to removably connect with casing 14, to facilitate repair more repair
Side idler wheel 81.
As a preferred embodiment of the present invention, extension rod 20 is telescopic rod, and operator can be according to the height of itself
Or the demand of operation adjusts the length of extension rod 20, to reach comfortable user experience.Preferably, the periphery set of extension rod 20
Equipped with telescoping mechanism 21, which can realize that extension rod 20 is stretched or fixed in the axial direction.
As a preferred embodiment of the present invention, one end that extension rod 20 connects head 10 is additionally provided with hinge portion 15, prolongs
20 around the pivot portion of boom, 15 selectable court rotates away from the direction of shield 12, or is rotated towards close to the direction of shield 12.Such as
This, extension rod 20 can be that the center of circle relative to nose-high or is rotated down with hinge portion 15, realize extension rod 20 relative to pivot
Portion 15 works on arbitrary preset rotational angle.Further, under the one-handed performance state that extension rod 20 can be shown in Fig. 2
Towards the angle for rotating clockwise 15 degree, 30 degree, 35 degree, 45 degree, 50 degree and bigger downwards close to the direction of shield 12 '.So
Design so that operator easily can carry out beat the grass operation or deburring operation according to actual conditions to lawn at any angle.
Preferably, when grass-mowing machine 100, which is in, beats the grass under state, extension rod 20 and cutting planes are arranged at an angle, which is
35~50 degree (preferably 45 degree), are suitble to user that grass-mowing machine 100 is placed in its cutting planes state parallel with ground to carry out
It beats the grass work.When grass-mowing machine 100 is in deburring pattern, extension rod 20 and the substantially parallel arrangement of cutting planes, the angle of formation
Degree is not more than 5 degree, and grass-mowing machine is placed in the vertical state of its cutting planes and ground to carry out deburring work by suitable user.It is preferred that
, under the state of beating the grass or deburring state, extension rod 20 is arranged at an angle with ground, which is 30~50 degree, should
Angle can be specially 30 degree, 35 degree, 40 degree, 45 degree, 50 degree.Preferably 45 degree, which can meet general operation person's height
Demand has best operation comfort.
In the present invention, extension rod 20 is arranged to extension type and extension rod 20 can be by hinge portion 15 and 10 phase of head
To rotation, so in operator's one-handed performance grass-mowing machine 100, may make grass-mowing machine 100 smoothly to short corner or
When arranging the turf in narrow space, (such as the lawn under Park long chair, turf under some bushes) carries out work of beating the grass
It is also avoided that operator squats down while industry either to bend over or arm bending operation, greatly reduced the fatigue of operation
Degree and the discomfort of operation.It is following (the present embodiment is illustrated with Park long chair) that operating process is described in detail：First, operator can
The angle between extension rod 20 and ground is adjusted according to the height of bench seat, it is ensured that the head 10 of grass-mowing machine can stretch into corner
It is interior.Specifically, being rotated up extension rod 20 to suitable operating angle downwards or counterclockwise clockwise relative to hinge portion 15
Position.Then, operator can select the length of suitable extension rod 20 by telescoping mechanism；Finally second handle 40 is adjusted to
First handle 30 is adjusted to the third place coordinated with the first position of one-handed performance by the first position of one-handed performance.It needs
It is clear that aforesaid operations process is only an example, uniqueness is not present, the sequence of specific operating process can be according to operation
The custom of person is adjusted.100 structure of grass-mowing machine in the present embodiment is made by the cooperation of telescoping mechanism 21 and hinge portion 15
Head 10 can be stretched into smoothly and carry out operation of beating the grass on the inside of short corner, pass through the behaviour for adjusting second handle 40, first handle
Make position so that the body of operator need not be bent or squat down, and the arm of operator can keep vertical state substantially, have
Good work comfort degree.
In the present embodiment, it is pre- to be provided in can radially being rotated relative to extension rod 20 for extension rod 20 for head 10
If angle, converted with realizing head 10 between deburring state and state of beating the grass.Preferably, head 10 includes and extension rod 20
The rotation section 17 of first end connection, diametrically opposite extension rod 20 turn of the rotation section 17 realization head 10 in extension rod 20
It is dynamic.In the present embodiment, rotation section 17 can be pulled along by operator under state shown in fig. 1 or fig. 2 of beating the grass and to one
Sidespin is turn 90 degrees, to obtain deburring state shown in Fig. 3.Specific operation process is：First so that extension rod 20 is relative to pivot
Axle portion 15 rotates clockwise downwards, until extension rod 20 is substantially parallel with ground；Then operator is pulled along rotation section 17,
And rotation section 17 is rotated by 90 ° to side so that extension rod 20 keeps horizontal substantially with cutting planes.It so realizes and beats the grass
Switching of the machine between the state of beating the grass and deburring state.Operator is needed to revolve head or complete machine compared to general grass-mowing machine 100
Turnback could realize that the switching of the state of beating the grass and deburring state, the solution of the present invention are physically easier to perform, are more practical.By stretching
Cooperation between contracting mechanism 21, hinge portion 15 and rotation section 17 not only makes operator adjust the position of extension rod 20 and head 10
Relationship obtains different beat the grass action and user experiences, it is also possible that grass-mowing machine beat the grass working condition and deburring state into
Row switching.
As depicted in figs. 1 and 2, extension rod 20 is usually additionally provided with close to the position of Handleset 3040 and provides unit with energy
The mating part 22 of mating, energy provide unit and are used to provide power for grass-mowing machine 100.In the present embodiment, which provides single
Member is battery pack, preferably lithium battery pack.It certainly in other embodiments, can also be by installing gasoline engine or with power cord
External alternating current provides power for grass-mowing machine.In addition the position of battery pack is placed on the side of extension rod.Specifically, battery pack
It is arranged in the lower section of first handle 30.It is moved after realizing the center of gravity of grass-mowing machine 100, center of gravity layout is more reasonable, and operator passes through handle
Component 3040 lifts can be more laborsaving when grass-mowing machine 100 works.
As depicted in figs. 1 and 2, grass-mowing machine 100 further includes the storage drum seat 46 being arranged on second handle 40, the storage
Drum seat is for connecting storage drum (not shown), to facilitate the replacement of grass-mowing machine drum.
The present invention is not limited to lifted specific embodiment structure, and the structure based on present inventive concept belongs to guarantor of the present invention
Protect range.
Claims (10)
1. a kind of grass-mowing machine, including:
The extension rod that lengthwise extends, the extension rod are equipped with first end and the second end opposite with first end along longitudinally；
The head of work is executed, the head is connected with the first end of the extension rod；
For the Handleset of operator's operation, the Handleset includes the first handle for the second end for being connected to the extension rod
And second handle；
It is characterized in that, the second handle is flexibly connected with the extension rod, and the second handle is adjustable is provided with
At least two first positions, each angle formed with the extension rod at least two first position not phase
Together, each at least two first position can provide leaning support for the arm or elbow of operator；
The first handle is flexibly connected with the extension rod, and the first handle is adjustable is provided at least two thirds
Position, each angle formed with the extension rod at least two the third place is all different, described first-hand
In at least two the third places of handle any one can with it is any one at least two first positions of the second handle
A common cooperation is to realize one-handed performance grass-mowing machine.
2. grass-mowing machine according to claim 1, which is characterized in that the second handle is configured with for operator's arm or hand
The support portion of elbow support, when the second handle is located at the first position and the first handle is located at the third place
When, the first handle is hold by one hand for operator, and the support portion of the second handle is carried out for the arm or elbow of operator
It leans on, to realize grass-mowing machine described in operator's one-handed performance.
3. grass-mowing machine according to claim 2, which is characterized in that the second handle further includes at least two seconds
It sets, it is each at least two second position for being configured to allow for the second handle is adjustable operator and holding
A angle formed with the extension rod is all different, any one at least two second positions of the second handle with
The first handle coordinates jointly to realize that operator's both hands operate the grass-mowing machine.
4. grass-mowing machine according to claim 3, which is characterized in that the first handle further includes at least two the 4th
It sets, each angle formed with the extension rod in described at least two the 4th positions is all different, the first handle
At least two the 4th positions in any one at least two second position with the second handle in any one is total
Realize that operator's both hands operate the 4th position of the grass-mowing machine with cooperation.
5. grass-mowing machine according to claim 4, which is characterized in that at least two second positions of the second handle
Any one in any one at least two first position with the second handle is all different, when the second handle position
When the second position and the first handle are located at four position, the first handle is distinguished with the second handle
Gripping is corresponded to for the both hands of operator, to realize that operator's both hands operate.
6. grass-mowing machine according to claim 1, which is characterized in that the grass-mowing machine is equipped with the shape of beating the grass under one-handed performance
State and deburring state, the grass-mowing machine are included in the sliding part or rolling member that the grass-mowing machine is supported under deburring state.
7. grass-mowing machine according to claim 6, which is characterized in that the rolling member includes at least one trimming rolling wheel, when
The grass-mowing machine is under deburring state, and when the second handle is located at the first position of grass-mowing machine described in one-handed performance, institute
State the rotating direction of trimming rolling wheel and operator towards direction it is consistent.
8. grass-mowing machine according to claim 7, which is characterized in that described to repair when the grass-mowing machine is under deburring state
Section is parallel or coplanar with the section of the extension rod in the axial direction radially for side idler wheel.
9. grass-mowing machine according to claim 1, which is characterized in that the head includes casing, is set in the casing
Motor and the moving head that is driven by motor, the moving head have for beat the grass drum around drum and the support drum
Drum seat, the drum has the first state opposing stationary with drum seat, and generation rotary speed is poor between drum seat
The second state, the centrifugal force that line of beating the grass rotation generates drives the drum under first state to turn to the second state, and drum is from the
The rotation of one state to the second state is realized discharges line of beating the grass outward.
10. grass-mowing machine according to claim 9, which is characterized in that the grass-mowing machine further includes described in operable control
Drum switches to the unwrapping wire switch of the second state from the first state, the starting switch and preventing of control motor is beaten the grass, and chance error opens
Dynamic safety switch, the unwrapping wire switch arrangement are arranged on the first handle and independently of the starting switch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710262336 | 2017-04-20 | ||
| CN2017102623369 | 2017-04-20 |
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| Publication Number | Publication Date |
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| CN108718657A true CN108718657A (en) | 2018-11-02 |
| CN108718657B CN108718657B (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810358201.7A Active CN108718657B (en) | 2017-04-20 | 2018-04-20 | Grass trimmer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022218058A1 (en) * | 2021-04-12 | 2022-10-20 | 南京泉峰科技有限公司 | Grass trimmer |
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| CN104798526A (en) * | 2014-01-23 | 2015-07-29 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| WO2016107695A1 (en) * | 2014-12-29 | 2016-07-07 | Husqvarna Ab | Quick loading trimmer head |
| CN105850342A (en) * | 2014-05-30 | 2016-08-17 | 苏州宝时得电动工具有限公司 | Grass trimmer and wire-release method thereof |
| DE102015207151A1 (en) * | 2015-04-20 | 2016-10-20 | Robert Bosch Gmbh | Fastener for hand tool |
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2018
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| US6327781B1 (en) * | 1999-01-18 | 2001-12-11 | Robert Bosch Gmbh | Trimmer handle |
| CN200966234Y (en) * | 2006-08-18 | 2007-10-31 | 苏州宝时得电动工具有限公司 | Handhold tool |
| CN104798526A (en) * | 2014-01-23 | 2015-07-29 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| CN105850342A (en) * | 2014-05-30 | 2016-08-17 | 苏州宝时得电动工具有限公司 | Grass trimmer and wire-release method thereof |
| WO2016107695A1 (en) * | 2014-12-29 | 2016-07-07 | Husqvarna Ab | Quick loading trimmer head |
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| WO2022218058A1 (en) * | 2021-04-12 | 2022-10-20 | 南京泉峰科技有限公司 | Grass trimmer |
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| CN108718657B (en) | 2021-08-10 |
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Effective date of registration: 20231220 Address after: 215628 No.9 Haixin South Road, Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: POSITEC MACHINERY (ZHANGJIAGANG) CO.,LTD. Address before: 215123 Jiangsu Province, Suzhou City Industrial Park East Road, No. 18 Patentee before: POSITEC POWER TOOLS (SUZHOU) Co.,Ltd. |
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