CN104969716B - Grass-mowing machine - Google Patents
Grass-mowing machine Download PDFInfo
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- CN104969716B CN104969716B CN201410129436.0A CN201410129436A CN104969716B CN 104969716 B CN104969716 B CN 104969716B CN 201410129436 A CN201410129436 A CN 201410129436A CN 104969716 B CN104969716 B CN 104969716B
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Abstract
The present invention relates to a kind of grass-mowing machine, including Handleset, operating lever, the shell being connect with operating lever, the motor for being contained in shell, the moving head driven by motor, the roll wheel assembly with wheel shaft being connected with shell and the fan mechanism with air outlet；The air outlet and the operating lever both sides that be located at the shell opposite；The grass-mowing machine is under deburring state, the wheel shaft is parallel with the motor output shaft, the wheel shaft is set as the first side at a distance from the motor output shaft, the distance of straight line where the middle branch to the motor output shaft of the air outlet is set as the second side, and the described first angular range that angle is constituted while with described second is 30 ° 70 °.The grass-mowing machine of the present invention makes the broken grass and soil laid be directed and be cleaned in meadow, avoids secondary cleaning.
Description
Technical field
The present invention relates to a kind of grass-mowing machines, especially have the grass-mowing machine of trimming function concurrently.
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.
At the same time grass-mowing machine is just favored by more and more users, but as a kind of garden instrument for arranging turf,
User also proposed increasingly higher demands to the function and use feeling of grass-mowing machine.
In order to realize that safety is beaten the grass, existing grass-mowing machine uses high-speed rotating nylon rope as work head part.With
Family nylon rope when being worked using grass-mowing machine is easy to wear, with ground friction and when beating the grass and hard object especially in deburring work
The shock of (stone, wall etc.), can all greatly shorten the service life of nylon rope.Further, since nylon rope rotating speed is high, when deburring
The broken grass and soil laid can be scattering on road surface, can clean road surface after user's use again.Therefore, it is necessary to provide a kind of new
Grass-mowing machine, to improve the above problem.
Invention content
Technical problem to be solved by the invention is to provide a kind of grass-mowing machines, can be by broken grass and soil in deburring state
Blow to thick grass side.
In order to solve the above technical problems, the technical solution adopted in the present invention is as follows：A kind of grass-mowing machine, including handle group
Part is held for operator；Operating lever, one end connect Handleset；Shell is connect with the operating lever other end, and built-in receiving
Space；Motor is contained in the receiving space, which has motor output shaft；Moving head is connect with motor, and is driven
Dynamic rotation, for installing rope of beating the grass, described beat the grass forms working face of beating the grass when restricting work；Shield is installed on shell, is used for shade
At least partly described working face of beating the grass；Roll wheel assembly, is installed to shell, and the roll wheel assembly includes wheel shaft；And fan mechanism,
Include the fan being connect with the motor output shaft, the spiral case that is enclosed in around the fan and is connected with the shell and institute
The connected air duct of spiral case is stated, the air duct end is provided with air outlet, and the operating lever is located at the shell side, the outlet air
The mouth other side opposite with the operating lever and being set to the shell；There are two types of working conditions for the grass-mowing machine tool, are respectively
State of beating the grass and deburring state, under the deburring state, the wheel shaft is parallel with the motor output shaft, the wheel shaft and institute
The distance for stating motor output shaft is set as the first side, the straight line where the middle branch to the motor output shaft of the air outlet away from
From the second side is set as, described first constitutes angle while with described second, and the angular range of the angle is 30 ° -70 °.
Preferably, the air-out direction of the air outlet beats the grass working face shape in an angle with described, the angular range
It is 10 ° -90 °.
Preferably, the air outlet is set between the motor and the working face of beating the grass.
Preferably, the grass-mowing machine further includes the position-limit mechanism for protecting the air outlet, and the position-limit mechanism contacts to earth
When limit operating lever with respect to ground maximum elevation.
Preferably, the position-limit mechanism is installed on the shell or the air duct end.
Preferably, ranging from 50 ° -80 ° of the maximum elevation.
Preferably, the operating lever is equipped with pars contractilis, the longitudinal length of the pars contractilis control operating lever.
Preferably, the active length of the rope of beating the grass is between 120mm-130mm.
Preferably, the operating lever relative to ground at maximum elevation when, the length that rope is contacted with ground of beating the grass is in 1mm-7mm
Between.
Length that rope is contacted with ground beat the grass between 1mm-7mm, the distance that rope of beating the grass is squeezed into earth's surface is effectively controlled
System, its elastic deformation amount of opposite entire length can reduce the friction of itself and ground, avoid rope serious wear of beating the grass.
Compared with prior art, the beneficial effects of the invention are as follows：By increasing the setting of fan and position of fan, outlet air
The grass cuttings and broken mud that mouth face is smashed, can clear up road surface and mud grass is blown into thick grass in time, to clear up road surface, avoid secondary clear
It is clean.
Description of the drawings
The technical issues of invention described above is solved, technical solution and advantageous effect can pass through following energy
The detailed description for enough realizing specific embodiments of the present invention, describes in combination with attached drawing and clearly obtains.
Identical label and symbol in attached drawing and specification is for representing identical or equivalent element.
Fig. 1 is stereoscopic schematic diagram of the grass-mowing machine of the embodiment of the present invention under the state of beating the grass；
Fig. 2 is stereoscopic schematic diagram of the grass-mowing machine of the embodiment of the present invention under deburring state；
Fig. 3 is partial schematic diagram with operator visual angle of the grass-mowing machine of the embodiment of the present invention under deburring state；
Fig. 4 is the schematic diagram of grass-mowing machine moving head under deburring state of the embodiment of the present invention, and θ is less than 50 ° at this time；
Fig. 5 is structural schematic diagram in the fan spiral case of the grass-mowing machine of the embodiment of the present invention, and the sectional view of a-a is pressed for Fig. 3；
Fig. 6 is the diagrammatic cross-section of grass-mowing machine air outlet under deburring state of the embodiment of the present invention, and presses b-b for Fig. 4
Sectional view；
Fig. 7 is the schematic diagram of grass-mowing machine moving head under deburring state of the embodiment of the present invention, and θ is in 50 ° of -65 ° of models at this time
In enclosing；
Fig. 8 is the schematic diagram of grass-mowing machine moving head under deburring state of the embodiment of the present invention, and θ is more than 65 ° at this time.
Wherein
100. 122. motor of grass-mowing machine, 140. linking arm
102. operating lever 126. is beaten the grass, rope 142. is beaten the grass boundary
144. fan mechanism of working face 104. Handleset 127. is beaten the grass
106. 128. deburring steel wire of work head, 145. spiral case
108. 130. shield of the first rotary joint, 146. air outlet
110. 132. position-limit mechanism of the second rotary joint, 147. fan
112. 133. cutter of main handle, 148. air duct
114. 134. roll wheel assembly of assist handle, 149. ground
116. 136. idler wheel of battery connecting apparatus, 150. thick grass
118. 138. wheel shaft of Operation switch, 151. line of demarcation
120. shell
Specific implementation mode
The present invention provides a kind of grass-mowing machine.Below in conjunction with the accompanying drawings and specific implementation mode makees further specifically the present invention
It is bright.
As shown in Figure 1, the invention discloses a kind of grass-mowing machines 100.The grass-mowing machine 100 includes operating lever 102.Operating lever
102 one end is connected with Handleset 104, the other end of operating lever 102 by arrangement of clutch (not shown) pivotly
It is connected on working head for mowing grass 106.The grass-mowing machine 100 can be not only used for beating the grass, and can be also used for deburring.State of beating the grass is as schemed
Shown in 1, deburring state is as shown in Figure 2.
It is provided with the first rotary joint 108 in operating lever 102, can make operating lever by rotating the first rotary joint 108
Generate longitudinal stretch.User can be according to the length of height adjustable telescopic rod, to reach comfortable user experience.Operating lever
One end of 102 connection work heads are additionally provided with the second rotary joint 110, can make the operating lever 102 be with the second rotary joint 110
The center of circle is rotated upwardly and downwardly.The combination of 110 the two of the first rotary joint 108 and the second rotary joint, can not only make operator's tune
The position relationship for saving operating lever 102 and work head 106, obtains different beat the grass action and user experiences, can also make grass-mowing machine
Beating the grass working condition and deburring working condition switches over.
Handleset 104 includes main handle 112 and assist handle 114, and main handle 112 is located at the end of operating lever 102, greatly
D fonts are caused into, facilitate gripping with hollow structure to allow the hand of user to pass through.Assist handle 104 is pivotably connected to
The opposite side of main handle 112, in favor of adjusting comfortable gripping angle.In operation, user can hold main hand with a hand
Handle 112, another hand gripping assist handle 114 is beaten the grass or deburring operation, effectively reduces the feeling of fatigue of one-handed performance.When
So, under other embodiments, Handleset 104 can also only set a handle.Operating lever 102 is close to Handleset 104
Position be usually additionally provided with power source reception device, to receive electrical source of power, the grass-mowing machine 100 in the present embodiment is in main handle
112 lower sections are equipped with battery connecting apparatus 116, and battery or battery pack can be coupled, and power is provided for grass-mowing machine 100.Certainly, of the invention
Battery connecting apparatus and battery can also not used power is provided, and obtained using gasoline engine or with the external alternating current of power cord
Power.As shown in Fig. 2, main handle 112 is equipped with Operation switch 118, startup or closing for controlling grass-mowing machine 100.
Work head 106 include the shell 120 being connect with operating lever 102, the motor 122 being housed in inside shell 120 and
The moving head being connect with motor 122.Wherein, rope 126 of beating the grass is additionally provided on moving head, rope 126 of beating the grass is looped around on moving head,
Beat the grass rope 126 active length between 120mm-130mm, beat the grass rope 126 material be made of solid nonmetallic materials, such as
Nylon, carbon fibre material etc..Under the driving of motor 122, the rope 126 of beating the grass of 106 bottom of work head is installed on around work head 106
Longitudinal axis high speed rotation, to being cut to grass.126 rotation of rope of beating the grass is constituted using motor drive shaft as the center of circle, with rope of beating the grass
126 length are the working face 127 of beating the grass of radius.
Flowers are accidentally injured when beating the grass in order to prevent, and deburring steel wire 128 is additionally provided in work head 106.Deburring steel wire 128 is installed on
The opposite side of 102 side of attended operation bar of shell 120.Deburring steel wire 128 extends from 120 first direction of shell, operating lever 102
Extend from 120 second direction of shell, first direction and second direction are opposite.Certainly, in other embodiments, first direction with
The angle of second direction may be obtuse angle.It is additionally provided with cutter 133 on shield 130, is fixed on shield 130.Work as grass-mowing machine
100 when being worked, and the rope 126 that can assist to beat the grass of cutter 133 is mowed, and enhances working effect, as shown in Figure 4.
Guiding when as shown in figures 1 and 3, in order to facilitate the movement and work of grass-mowing machine 100 is also matched on grass-mowing machine 100
A standby secondary roller component 134, is mounted on shell 120, between deburring steel wire 128 and operating lever 102.Roll wheel assembly 134
Support grass-mowing machine 100 whole.Roll wheel assembly 134 includes idler wheel 136, wheel shaft 138 and linking arm 140.Idler wheel 136 include two by
The wheel that wheel shaft 138 links together.Certain idler wheel 136 can also be a wheel or multiple wheels.140 one end of linking arm
It is simultaneously connected to be directed toward wheel shaft 138, it is simultaneously connected that the other end is directed toward 120 center of shell, by linking arm 140 by idler wheel
136 are fixed on shell 120.Linking arm 140 is linear type rod-like element, but is not limited to linear type rod-like element, can also be bending
Rod-like element.Certainly, in other embodiments, linking arm 140 can also be mounted on shield 130, so that idler wheel 136 is used as and beaten
Careless support wheel.
Preferably, under deburring state, wheel shaft 138 is parallel with motor output shaft；Under the state of beating the grass, wheel shaft 138
It is vertical with motor output shaft.Preferably, the joint (not shown) that can be bent with 90 ° is provided on linking arm 140, with
Wheel shaft 138 is set to switch between deburring state and state of beating the grass.
As shown in figure 3, when grass-mowing machine 100 is adjusted to form deburring state, the vertical section of operating lever 102, wheel shaft 138 hang down
It is parallel or coplanar to face the two directly, this allows operator easily to hold Handleset 104, and presses the action of oneself
Carry out grass-mowing machine 100 and carry out deburring in direction.
As shown in figure 4, in order to during repairing broken grass and dust after being got by moving head, into thick grass side 150
Without being scattered on road surface, a fan mechanism being connect with motor 144 is further equipped on grass-mowing machine 100, be located at shield 130 with
Between moving head.As shown in figure 5, fan mechanism 144 include the fan 147 being connected with motor, be wrapped in around fan 147 and
The spiral case 145 that is connected with shell 120, the air duct 148 being connected with spiral case 145 and outlet air in 148 end of air duct is set
Mouth 146.Spiral case 145 is closed, and fan 147 generates wind in closed spiral case 145, and wind blows to air outlet by air duct 148
146.By the use to air duct 148, air outlet 146 can be designed into desired position.Certainly according to the actual needs,
Air outlet 146 can be designed directly on spiral case, without designing air duct 147 more.The side attended operation bar 102 of shell 120,
Air outlet 146 is located at the other side of shell 120,126 working faces of rope of beating the grass described in；Wheel shaft 138 and motor output shaft away from
From being set as the first side, air outlet 146 is set as the second side at a distance from motor output shaft, and the first angle for being constituted while with second is
Ranging from 30 ° -70 ° of α, α.It is formed by between circumference when air outlet 146 is located at motor 122 and rope 126 of beating the grass works, and with
The distance of motor drive shaft is less than or equal to the length for rope 126 of beating the grass.The areal extent of air outlet 146 is less than or equal to rope 126 of beating the grass
The a quarter of formed circumferential area when work.Fan 147 forms wind regime in spiral case 145, and through air duct 148 and outlet air
Mouth 146 is blown out.
As shown in fig. 6, the cutting planes of the direction of air outlet 146 and rope 126 of beating the grass are equipped with certain angle of inclination beta, so that wind
Power just blows out the cutting planes for rope 126 of beating the grass, and wind-force is avoided to reduce effect of beating the grass due to the wind screen that rope 126 is formed of being beaten the grass stops
Fruit.Ranging from 10 ° -90 ° of the angle of inclination beta of air outlet 146.As shown in figure 3, the side for rope 126 of beating the grass is in 150 side of thick grass, idler wheel
In 149 side of ground, ground 149 is boundary with line of demarcation 151 with thick grass 150 for 136 side.During deburring, the broken grass in deburring
With dust after rope of being beaten the grass is got, it is blown to thick grass side 150 by the wind-force of fan mechanism 144, maintains the clean and tidy of road surface.
Certainly, in order to which the grass got is blowed to thick grass side 150, can also be arranged between shield 130 and moving head another without wind
The open fan in road and air outlet 146.
In order to prevent when deburring, air outlet 146 contacts interference deburring with ground 149, is additionally provided at the edge of air outlet
Position-limit mechanism 132, position-limit mechanism 132 can be slided after being contacted with ground 149 or rolling.Position-limit mechanism in the present embodiment
132 be deburring steel wire 128.The vertical section of position-limit mechanism 132 can with the vertical section of operating lever 102, roll wheel assembly 134 it is vertical
Section can also be parallel or coplanar.
When grass-mowing machine 100 carries out deburring, it is whole that roll wheel assembly 134 supports grass-mowing machine 100.At this point, grass-mowing machine 100 with
Idler wheel 136 is fulcrum, and 102 one end of operating lever obtains Handleset 104 and can move up and down.By the gripping position on main handle along operation
102 distance of the direction far from ground 149 of bar is set as L, and vertical range of the gripping position far from ground 149 on main handle 112 is set as h,
The elevation angle on operating lever 10 and ground 149 is set as θ, then can be obtained：
H=Lsin θ
For man-machine design using operation height of the operator when walking upright as design basis, the value range of L is 700-
1400mm, preferably 1100mm；The value range of h is 700-1200mm, preferably 840mm；The value range of θ is 30-80 °, preferably
50°.When position-limit mechanism 132 contacts to earth, operating lever 102 reaches maximum elevation with respect to ground 149, and the preferred scope of maximum elevation is
50-80°.When θ is maximum elevation, the length that rope 126 is contacted with ground 149 of beating the grass controls between 1mm-7mm, so beats the grass
Rope 126 will not because of long serious wear, will not can not complete deburring due to too short.
Boundary distance of 142 minimum point away from ground 149 that will beat the grass is set as H.The preferred scope of θ is 50-65 °, maximum elevation
It it is 65 °, i.e. θ is up to 65 °.In practical deburring operation, when θ is less than 50 °, distance H of the boundary 142 of beating the grass away from earth's surface is more than 0,
Rope 126 of beating the grass can not contact earth's surface, abrasion not will produce, while may also have the sordid situation of deburring, such as Fig. 4 institutes
Show；When θ is equal to 50 °, boundary 142 of beating the grass is just tangent with ground 149, should be best angle when beating the grass at this time, not only may be used
Grass to be cut totally, nor the abrasion for the rope 126 that can cause to beat the grass.When θ is within the scope of 50-65 ° (include 50 ° and
65 °), boundary 142 of beating the grass is less than 0 away from surface distance, and 126 deburring cutting-ins of rope of beating the grass are controlled, the incision ground of boundary 142 of beating the grass
Table, rope 126 of beating the grass are worn on a small quantity, as shown in Figure 7；When θ is equal to 65 °, θ reaches maximum elevation, the incision of boundary 142 of beating the grass
The depth of earth's surface reaches maximum, as shown in Figure 6；When θ is more than 65 °, due to the blocking by position-limit mechanism 132, boundary of beating the grass
142 will not continue to incision earth's surface, and 126 abrasion length of rope of beating the grass is controlled, as shown in Figure 8.By above-mentioned design, when deburring,
User can obtain nearest deburring experience, and since position-limit mechanism 132 can contact to earth, and the distance that rope 126 squeezes into earth's surface of beating the grass obtains
To effective control.
Claims (9)
1. a kind of grass-mowing machine, including：
Handleset is held for operator；
Operating lever, one end connect Handleset；
Shell is connect with the operating lever other end, and built-in receiving space；
Motor is contained in the receiving space, which has motor output shaft；
Moving head is connect with motor, and is driven to rotate, for installing rope of beating the grass, the rope work of beating the grass
When formed and beat the grass working face；
Shield is installed on shell, for at least partly described working face of beating the grass of shade；
Roll wheel assembly, is installed to shell, and the roll wheel assembly includes wheel shaft；And
Fan mechanism includes the fan being connect with the motor output shaft, be enclosed in around the fan and with the outer shell phase
Spiral case even, the air duct being connected with the spiral case, the air duct end are provided with air outlet, and the operating lever is located at the shell
Side, the air outlet is opposite with the operating lever and is set to the other side of the shell；
It is characterized in that：There are two types of working conditions for the grass-mowing machine tool, are the state of beating the grass and deburring state respectively, in the deburring
Under state, the wheel shaft is parallel with the motor output shaft, and the wheel shaft is set as the first side at a distance from the motor output shaft,
The distance of straight line where the middle branch to the motor output shaft of the air outlet is set as the second side, first side with it is described
Second side constitutes angle, and the angular range of the angle is 30 ° -70 °.
2. grass-mowing machine according to claim 1, it is characterised in that：The air-out direction of the air outlet and the work of beating the grass
In an angle, the angular range is 10 ° -90 ° to face shape.
3. grass-mowing machine according to claim 1, it is characterised in that：The air outlet is set to the motor and the work of beating the grass
Make between face.
4. grass-mowing machine according to claim 1, it is characterised in that：The grass-mowing machine further includes for protecting the air outlet
Position-limit mechanism, when the position-limit mechanism contacts to earth limit operating lever with respect to ground maximum elevation.
5. grass-mowing machine according to claim 4, it is characterised in that：The position-limit mechanism is installed on the shell or described
Air duct end.
6. grass-mowing machine according to claim 4, it is characterised in that：Ranging from 50 ° -80 ° of the maximum elevation.
7. grass-mowing machine according to claim 1, it is characterised in that：The operating lever is equipped with pars contractilis, the pars contractilis
Control the longitudinal length of operating lever.
8. grass-mowing machine according to claim 1, it is characterised in that：The active length of the rope of beating the grass is in 120mm-130mm
Between.
9. grass-mowing machine according to claim 1, it is characterised in that：The operating lever relative to ground at maximum elevation when, beat
The length that straw rope is contacted with ground is between 1mm-7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129436.0A CN104969716B (en) | 2014-04-01 | 2014-04-01 | Grass-mowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129436.0A CN104969716B (en) | 2014-04-01 | 2014-04-01 | Grass-mowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104969716A CN104969716A (en) | 2015-10-14 |
| CN104969716B true CN104969716B (en) | 2018-09-07 |
Family
ID=54267151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410129436.0A Active CN104969716B (en) | 2014-04-01 | 2014-04-01 | Grass-mowing machine |
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| Country | Link |
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| CN (1) | CN104969716B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366932B (en) * | 2019-06-27 | 2022-04-15 | 宁波奥晟机械有限公司 | Portable electric grass trimmer |
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|---|---|---|---|---|
| GB2178635A (en) * | 1985-08-06 | 1987-02-18 | Birmid Qualcast | Attachments for powered garden machines |
| CN1509593A (en) * | 2002-11-04 | 2004-07-07 | �Ʒ� | Trimmer |
| GB2450504A (en) * | 2007-06-27 | 2008-12-31 | Richard Gill | Lawn edge trimmer |
| CN201418276Y (en) * | 2009-02-24 | 2010-03-10 | 宁波爱乐吉电动工具有限公司 | Grass mower |
| CN201839621U (en) * | 2010-10-11 | 2011-05-25 | 常州格力博工具有限公司 | Lawn mower |
| CN202998852U (en) * | 2012-12-11 | 2013-06-19 | 常州格力博有限公司 | Grass cutting machine trimming roller |
| CN103210739A (en) * | 2012-01-20 | 2013-07-24 | 苏州宝时得电动工具有限公司 | Power cutting tool |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4343781B2 (en) * | 2004-06-25 | 2009-10-14 | 本田技研工業株式会社 | Lawn mower |
| CN102177786A (en) * | 2011-03-05 | 2011-09-14 | 冯政 | Portable weeder having weed-receiving function |
| EP2499894B1 (en) * | 2011-03-14 | 2014-07-02 | Robert Bosch GmbH | Lawnmowers |
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2014
- 2014-04-01 CN CN201410129436.0A patent/CN104969716B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2178635A (en) * | 1985-08-06 | 1987-02-18 | Birmid Qualcast | Attachments for powered garden machines |
| CN1509593A (en) * | 2002-11-04 | 2004-07-07 | �Ʒ� | Trimmer |
| GB2450504A (en) * | 2007-06-27 | 2008-12-31 | Richard Gill | Lawn edge trimmer |
| CN201418276Y (en) * | 2009-02-24 | 2010-03-10 | 宁波爱乐吉电动工具有限公司 | Grass mower |
| CN201839621U (en) * | 2010-10-11 | 2011-05-25 | 常州格力博工具有限公司 | Lawn mower |
| CN103210739A (en) * | 2012-01-20 | 2013-07-24 | 苏州宝时得电动工具有限公司 | Power cutting tool |
| CN202998852U (en) * | 2012-12-11 | 2013-06-19 | 常州格力博有限公司 | Grass cutting machine trimming roller |
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| CN104969716A (en) | 2015-10-14 |
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