CN108307768A - A kind of grass trimmer - Google Patents
A kind of grass trimmer Download PDFInfo
- Publication number
- CN108307768A CN108307768A CN201810196367.3A CN201810196367A CN108307768A CN 108307768 A CN108307768 A CN 108307768A CN 201810196367 A CN201810196367 A CN 201810196367A CN 108307768 A CN108307768 A CN 108307768A
- Authority
- CN
- China
- Prior art keywords
- main body
- handle mechanism
- fork
- activity
- active joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 244000025254 Cannabis sativa Species 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 238000005520 cutting process Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/001—Accessories not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/20—Devices for protecting men or animals
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The present invention relates to a kind of grass trimmers, belong to field of agricultural machinery, solve the problems, such as that the handle mechanism of grass trimmer causes cutting efficiency low, it includes main body to solve the problems, such as this technical solution mainly, the motor being arranged in main body, and the handle mechanism that is arranged in main body, the handle mechanism includes active joint, the handle mechanism is mounted on by active joint in main body, can front and back rotation and left rotation and right rotation relative to main body along handle mechanism described in cutting direction of advance by active joint realization；Advantages of the present invention：Handle mechanism is realized relative to rotation before and after main body by active joint and is rotated left and right, it allows an operator to select suitable handle mechanism relative to the angle of main body according to barrier, shorten the walking distance of operator, need not take a round further around barrier row could complete cutting, cutting efficiency is improved, and can prevent main body from being scratched by barrier.
Description
Technical field
The present invention relates to a kind of grass trimmers.
Background technology
Hand-push type mower is as portable garden instrument, easy to operate because it is trimmed, convenient movement, and men and women is old
It is few to can be used, it is applied extensively.Handle mechanism is even more important as the operating system of grass trimmer, directly affects cutting for operator
Cut efficiency and safety and comfort degree；Common grip structure is usually double handle or U-shaped handle, convenient linear operating.
Hand-push type mower at present, it is cumbersome when around the cutting of the barriers such as tree, it needs to cut a circle around it, it is bothersome
Arduously；When being cut around barriers such as wall side, corner, fence, because operator's distance is too close, often scratched by barrier；It is cutting
It when cut edge Angle Position, needs first to cut road edge, turns around to cut another road edge again, it is also necessary to be modified, efficiency is low.
Invention content
The technical problem to be solved in the present invention is to provide a kind of grass trimmer, solving the handle mechanism of existing grass trimmer causes
The low technical problem of cutting efficiency.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：A kind of grass trimmer, including master
Body, the motor being arranged in main body, and the handle mechanism that is arranged in main body, the handle mechanism includes active joint, institute
It states handle mechanism to be mounted in main body by active joint, be realized along handle described in cutting direction of advance by the active joint
Mechanism can front and back rotation and left rotation and right rotation relative to main body.
Preferably, the active joint includes that activity connects fork and main shaft, and the activity connects fork and is arranged in main body, and opposite
It front and back can be rotated in the main body, one end of the main shaft is connected with handle mechanism, and the other end and the activity of the main shaft connect fork
Rotation connection, the main shaft are rotated left and right relative to active joint.
Preferably, the other end of the main shaft and activity are equipped with bearing between connecing fork, and the main shaft passes through bearing and activity
Fork rotation connection is connect, and the main shaft is rotated left and right using main-shaft axis as rotation center relative to active joint.
Preferably, one end of the main shaft is equipped with the connecting tube of connection handle mechanism, and the other end of the main shaft is equipped with peace
Fill the connecting shaft of bearing.
Preferably, the activity connects fork and is arranged in main body by clearance fit.
Preferably, it connects fork along activity described in cutting direction of advance and is equipped with rotary shaft, and one end of rotary shaft is equipped with rotation
Boss, the rotation boss are arranged in main body.
Preferably, the main shaft is equipped with positive stop lug boss or spacer pin, and the activity connects fork and is equipped with limit rib, main shaft phase
Pass through the rotation angle of positive stop lug boss or spacer pin and limit rib control handle mechanism when being rotated left and right for active joint.
Preferably, the activity connects fork and is equipped with gear slot, and the main body is equipped with gear part compatible with gear slot,
The handle mechanism is caught in gear slot by gear part and is located in main body to realize.
Preferably, the gear part includes ball and elastic component, and the ball is arranged by elastic component in main body.
Preferably, safety switch is additionally provided in the main body, the safety switch is connected to the motor, and the activity connects on fork
Eccentric side safety switch conducting equipped with triggering and disconnected.
In conclusion advantages of the present invention：1. by active joint realize handle mechanism relative to before and after main body rotation and
It rotates left and right, allows an operator to select suitable handle mechanism to shorten operator's relative to the angle of main body according to barrier
Walking distance, need not take a round further around barrier row could complete cutting, improve cutting efficiency, and can prevent main body quilt
Barrier scratches；
2. active joint, which is arranged to activity, connects fork and main shaft, front and back rotation of the fork relative to main body is connect come band by activity
The front and back rotation of dynamic handle mechanism, the left rotation and right rotation for driving handle mechanism is transferred by main shaft relative to active joint left-right rotary,
It is simple in structure, it is easy for assemble or unload, it adjusts reliable；
3. the setting of bearing is conducive to the rotation that main shaft connects fork with activity, ensures the efficiency of main axis；
4. connecting tube can realize that handle mechanism is quickly fixed on main shaft, connecting shaft can realize that bearing forms one with main shaft
A main body, simplifies mounting process, prevents falling off for bearing；
5. activity is connect fork is arranged to clearance fit with main body, energy realization activity connects fork and is quickly located in main body, has
Fork is connect relative to the movable flexibility of main body or so conducive to activity；
6. the setting of rotary shaft, be conducive to activity connect fork relative to the main body can front and back rotation, simple in structure, rotation is convex
The setting of platform is conducive to connect with main body, easy for assemble or unload；
7. the setting of positive stop lug boss and limit rib can effectively limit the angle that main shaft is rotated left and right relative to active joint
Degree, to control the rotation angle of handle mechanism；
8. the setting of gear slot and gear part is caught in by gear part and realizes that handle mechanism is located in main body in gear slot
On, the rotation of handle mechanism, improves the security performance when operation when can prevent work；
9. gear part is arranged to ball and elastic component, gear slot is caught in control ball by the compression to elastic component
It is interior, it can guarantee that ball can be fast and accurately caught in gear slot, it is simple in structure；
10. the setting of safety switch realizes the work of motor by the energization of safety switch, control flexibility ratio is high,
Activity connects the eccentric side of setting on fork, connects the front and back rotation of fork by activity to drive the change in location on eccentric side, to make bias
The break-make of safety switch is realized on side, realizes that the conducting of safety switch, eccentric side are de- by contact of the eccentric side with safety switch
The disconnection of safety switch is realized from safety switch, can realize the trouble free service of motor, improves grass trimmer using process
In safety.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structural schematic diagram of grass trimmer of the present invention；
Fig. 2 is a kind of decomposition diagram of grass trimmer in Fig. 1；
Fig. 3 is the schematic diagram that handle mechanism is rotated left and right relative to main body in the present invention；
Fig. 4 is the structural schematic diagram that activity of the present invention connects fork；
Fig. 5 is the schematic diagram of grass trimmer obstacle object cutting shown in Fig. 1；
Fig. 6 is the handle mechanism schematic diagram that safety switch is disconnected at upright position in one of which embodiment；
Fig. 7 be grass trimmer shown in Fig. 1 handle mechanism in normal cutting position safety switch opened by eccentric side
Schematic diagram；
Fig. 8 is the handle mechanism signal that safety switch is disconnected by eccentric side at upright position of grass trimmer shown in Fig. 1
Figure.
Reference numeral：
1 main body, 2 motors, 3 handle mechanisms, 4 active joints, 40 eccentric sides, 41 activities meet fork, 42 main shafts, 5 bearings, 43 companies
Take over, 44 connecting shafts, 45 rotary shafts, 46 rotation boss, 47 positive stop lug boss, 48 limit ribs, 49 gear slots, 50 gear parts, 51 rolling
Pearl, 52 elastic components, 6 safety switches
Specific implementation mode
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, a kind of grass trimmer, including main body 1, it is arranged in main body
Motor 2 on 1, and the handle mechanism 3 of setting on the body 1, the handle mechanism 3 includes active joint 4, described mobile phone
Structure 3 is installed on the body 1 by active joint 4, is realized along handle mechanism described in cutting direction of advance by the active joint 4
3 front and back can rotate and rotate left and right relative to main body 1, realize handle mechanism 3 relative to the front and back rotation of main body 1 by active joint 4
Turn and rotate left and right, allows an operator to select suitable handle mechanism 3 relative to the angle of main body 1 according to barrier, shorten behaviour
The walking distance of author, need not take a round further around barrier row could complete cutting, improve cutting efficiency, and can prevent
Main body 1 is scratched by barrier.
The active joint 4 connects fork 41 and main shaft 42 including activity, and the activity connects 41 setting of fork on the body 1, and phase
For the main body 1 can front and back rotation, one end of the main shaft 42 is connected with handle mechanism 3, the other end of the main shaft 42 and
Activity connects 41 rotation connection of fork, and the main shaft 42 is rotated left and right relative to active joint 4, and fork 41 is connect relative to main body by activity
1 front and back rotation drives the front and back rotation of handle mechanism 3, by main shaft 42 transfers drive relative to 4 left-right rotary of active joint
The left rotation and right rotation of handle mechanism 3, it is simple in structure, it is easy for assemble or unload, it adjusts reliable.
The other end of the main shaft 42 and activity are equipped with bearing 5 between connecing fork 41, and the main shaft 42 passes through bearing 5 and activity
41 rotation connection of fork is connect, and the main shaft 42 is rotated left and right using 42 axis of main shaft as rotation center relative to active joint 4, favorably
The rotation for connecing fork 41 with activity in main shaft 42 ensures that the efficiency that main shaft 42 rotates, one end of the main shaft 42 are equipped with connection handle
The connecting tube 43 of mechanism 3, the other end of the main shaft 42 are equipped with the connecting shaft 44 of installation bearing 5, and connecting tube 43 can realize handle
Mechanism 3 is quickly fixed on main shaft 42, and connecting shaft 44 can realize that bearing 5 forms a main body 1 with main shaft 42, simplify installation
Technique prevents falling off for bearing 5.
The activity connects fork 41 and is arranged on the body 1 by clearance fit, and energy realization activity connects fork 41 and is quickly located in
In main body 1, is conducive to activity and connects fork 41 relative to 1 or so movable flexibility of main body, connect along activity described in cutting direction of advance
Fork 41 is equipped with rotary shaft 45, and one end of rotary shaft 45 is equipped with rotation boss 46, and the rotation boss 46 is arranged in main body 1
On, be conducive to activity connect fork 41 relative to the main body 1 can front and back rotation, it is simple in structure, rotate the setting of boss 46, be conducive to
It is connect with main body 1, it is easy for assemble or unload.
In addition, the main shaft 42 is equipped with positive stop lug boss 47, the activity connects fork 41 and is equipped with limit rib 48,42 phase of main shaft
It, can be effective by the rotation angle of 48 control handle mechanism 3 of positive stop lug boss 47 and limit rib when being rotated left and right for active joint 4
The angle that is rotated left and right relative to active joint 4 of limitation main shaft 42, to control the rotation angle of handle mechanism 3, this reality
The positive stop lug boss 47 applied in example can be arranged to spacer pin, in order to simplify the mounting process of positive stop lug boss 47, in the present embodiment
Positive stop lug boss 47 is an integral structure with main shaft 42.
The activity connects fork 41 and is equipped with gear slot 49, and the main body 1 is equipped with gear part compatible with gear slot 49
50, the handle mechanism 3 is caught in gear slot 49 to realize positioning on the body 1 by gear part 50, is caught in by gear part 50
It realizes that handle mechanism 3 positions the rotation of handle mechanism 3 when can prevent work on the body 1 in gear slot 49, improves operation
When security performance, the gear part 50 include ball 51 and elastic component 52, the ball 51 by elastic component 52 be arranged in master
On body 1, it is caught in gear slot 49 by the compression to elastic component 52 to control ball 51, can guarantee that ball 51 can be fast and accurately
It is caught in gear slot, it is simple in structure.
In addition, in cutting process, according to barrier situation, cutting is turned up relative to 1 angle of main body in regulation handle mechanism 3
Efficiency, but exist when handle is when close to vertical direction, operator is close apart from cutting blade, in blade high speed operation, meeting
Very big danger is brought, in order to improve safety, safety switch 6, the safety switch 6 and motor 2 are additionally provided in the main body 1
It is connected, the work of motor 2 is realized by the energization of safety switch 6, control flexibility ratio is high, and the activity, which connects fork 41 and is equipped with, touches
The eccentric side 40 sent out the conducting of safety switch 6 and disconnected connects the front and back rotation of fork 41 to drive the position on eccentric side 40 by activity
Variation, to make eccentric side 40 realize, the break-make of safety switch 6 passes through eccentric side when handle mechanism 3 is in cutting working condition
40 realize the conducting of safety switch 6 with the contact of safety switch 6, when rotating to dangerous angle with handle mechanism 3, eccentric side
40 are detached from safety switches 6 to realize that the disconnection of safety switch 6, motor 2 disconnect, and improve the safety of grass trimmer in use
Property.
In addition to above preferred embodiment, the present invention also has other embodiments, those skilled in the art can be according to this
Invention makes various changes and modifications, and without departing from the spirit of the present invention, should all belong to appended claims of the present invention and determine
The range of justice.
Claims (10)
1. a kind of grass trimmer, including main body, the motor being arranged in main body, and the handle mechanism that is arranged in main body, it is special
Sign is：The handle mechanism includes active joint, and the handle mechanism is mounted on by active joint in main body, by described
Active joint, which is realized, front and back can rotate and rotate left and right relative to main body along handle mechanism described in cutting direction of advance.
2. a kind of grass trimmer according to claim 1, it is characterised in that：The active joint includes that activity connects fork and master
Axis, the activity connect fork and are arranged in main body, and relative to the main body can front and back rotation, one end of the main shaft with mobile phone
Structure is connected, and the other end and the activity of the main shaft connect fork rotation connection, and the main shaft is rotated left and right relative to active joint.
3. a kind of grass trimmer according to claim 2, it is characterised in that：The other end of the main shaft and activity connect between fork
Equipped with bearing, the main shaft connects fork rotation connection by bearing and activity, and the main shaft is using main-shaft axis as rotation center phase
Active joint is rotated left and right.
4. a kind of grass trimmer according to claim 3, it is characterised in that：One end of the main shaft is equipped with connection handle mechanism
Connecting tube, the other end of the main shaft is equipped with the connecting shaft of installation bearing.
5. a kind of grass trimmer according to claim 2 or 3, it is characterised in that：The activity connects fork and is set by clearance fit
It sets in main body.
6. a kind of grass trimmer according to claim 5, it is characterised in that：It connects along activity described in cutting direction of advance and is set on fork
There is rotary shaft, and one end of rotary shaft is equipped with rotation boss, the rotation boss is arranged in main body.
7. a kind of grass trimmer according to claim 5, it is characterised in that：The main shaft is equipped with positive stop lug boss, the work
The dynamic fork that connects is equipped with limit rib, passes through positive stop lug boss and limit rib control handle machine when main shaft is rotated left and right relative to active joint
The rotation angle of structure.
8. a kind of grass trimmer according to claim 5, it is characterised in that：The activity connects fork and is equipped with gear slot, described
Main body is equipped with gear part compatible with gear slot, and the handle mechanism is caught in gear slot by gear part and is located in realize
In main body.
9. a kind of grass trimmer according to claim 8, it is characterised in that：The gear part includes ball and elastic component, institute
Ball is stated by elastic component to be arranged in main body.
10. a kind of grass trimmer according to claim 2, it is characterised in that：Safety switch is additionally provided in the main body, it is described
Safety switch is connected to the motor, and the activity connects the eccentric side that fork is equipped with triggering safety switch conducting and disconnection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196367.3A CN108307768B (en) | 2018-03-09 | 2018-03-09 | Mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196367.3A CN108307768B (en) | 2018-03-09 | 2018-03-09 | Mower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108307768A true CN108307768A (en) | 2018-07-24 |
| CN108307768B CN108307768B (en) | 2024-01-02 |
Family
ID=62902227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810196367.3A Active CN108307768B (en) | 2018-03-09 | 2018-03-09 | Mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108307768B (en) |
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| Publication number | Publication date |
|---|---|
| CN108307768B (en) | 2024-01-02 |
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Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Applicant before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |
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