CN205232791U - Beat grass working head and lawn mower - Google Patents
Beat grass working head and lawn mower Download PDFInfo
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- CN205232791U CN205232791U CN201520999876.1U CN201520999876U CN205232791U CN 205232791 U CN205232791 U CN 205232791U CN 201520999876 U CN201520999876 U CN 201520999876U CN 205232791 U CN205232791 U CN 205232791U
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- working head
- guard shield
- mowing grass
- open guard
- grass
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Abstract
The utility model relates to a beat the grass working head and lawn mower, the working head of should beating the grass includes: the connecting axle, the axis of rotation is rotated with the connecting axle and is connected, cutting blade sets up in the axis of rotation, open guard shield, cutting blade expose open guard shield, the axis of rotation is rotatory between the primary importance and the second place, and the cutting plane is in different planes, and the working head of beating the grass is changed between corresponding shear die formula of repairing and deburring mode, the first end of connecting rod and second end rotate with connecting axle, open guard shield respectively to be connected, the axis of rotation the primary importance when the second place is rotated, open guard shield is under the drive of connecting rod, open guard shield orientation is kept away from the direction on ground and is moved. The working head of should beating the grass rotates under the drive of open guard shield at inflexible connecting rod. Beat the grass the working head under common mode not, open guard shield is in suitable position, and work efficiency and safety are taken into account to the working head of should beating the grass. This lawn mower includes the lawn mower body and beats the grass the working head.
Description
Technical field
The utility model relates to hay mover field, particularly a kind of working head for mowing grass and have the hay mover of this working head for mowing grass.
Background technology
Current hay mover, in the time carrying out cutting operation, in the face of cannot cutting lawns edge zone time, can arrange the working head for mowing grass that comprises cutting blade conventionally on hay mover, and the residing plane of cutting blade is cutting planes. This working head for mowing grass can be pruned lawn under Pruning model or deburring pattern, and under these two kinds of patterns, cutting planes is different. And for the sake of security, be provided with an open guard shield in a side of cutting blade, in order to protect cutting blade, thereby improve the security of working head for mowing grass.
But in the time of this two kinds of pattern transfer processes, because variation has occurred cutting planes, open guard shield can exert an influence to the cut coverage of cutting blade, and does not have adaptive protective range under corresponding modes, protection effect is poor.
Utility model content
Based on this, be necessary to provide a kind of and take into account the working head for mowing grass of cut coverage and protective range and there is the hay mover of this working head.
A kind of working head for mowing grass, is arranged at the hay mover of walking on the ground and mowing, and described working head for mowing grass comprises: connecting axle; Turning cylinder, is rotationally connected with described connecting axle, and rotates between primary importance and the second place around rotation; Cutting blade, is arranged on described turning cylinder, and the residing plane of described cutting blade is cutting planes, described cutting planes and described rotation out of plumb; Open guard shield, is arranged on a side of described cutting blade, and described open guard shield is exposed in described cutting blade part; When described turning cylinder rotates between primary importance and the second place, cutting planes is in different planes, and described working head for mowing grass is changed between corresponding Pruning model and deburring pattern; Described working head for mowing grass also comprises connecting rod, described connecting rod be rigidly connected described connecting axle and described open guard shield, the first end of described connecting rod and described connecting axle are rotationally connected, the second end of described connecting rod and described open guard shield are rotationally connected, described turning cylinder in primary importance in the time that the second place is rotated, described open guard shield is under the drive of described connecting rod, and described open guard shield is towards the direction motion away from ground.
Above-mentioned working head for mowing grass is in the time changing from Pruning model to deburring pattern, and open guard shield is under the drive of the connecting rod of rigidity, towards moving away from ground direction; Otherwise open guard shield moves in the opposite direction. Like this, working head for mowing grass is under different mode, and open guard shield has different relative positions, when it is during in correct position, can not affect in the situation of cut coverage and improve protective range, makes this working head for mowing grass take into account operating efficiency and safety.
In an embodiment, described working head for mowing grass is in the time of Pruning model therein, and cutting planes is parallel to the ground; Described working head for mowing grass is in the time of deburring pattern, and cutting planes is perpendicular to the ground.
In an embodiment, when described turning cylinder rotates to the second place from primary importance, described turning cylinder is around rotation 90-degree rotation therein.
In an embodiment, the residing plane of described open guard shield is parallel all the time with cutting planes therein.
In an embodiment, the first end of described connecting rod and described connecting axle are rotationally connected by the first oscillating bearing therein, and the second end of described connecting rod and described open guard shield are dynamically connected by second joint bearing rotary.
In an embodiment, described working head for mowing grass also comprises movable shield therein, and described movable shield is movably connected on described open guard shield, and the edge of the extended described open guard shield of described movable shield, in order to expand protection cutting blade scope.
In an embodiment, the first end of described movable shield and described open guard shield are rotationally connected therein, and described movable shield is taking the first end of described movable shield as Fixed-point Motion of A.
In an embodiment, described working head for mowing grass also comprises fixture therein, and described fixture is in order to the relative position of fixing described movable shield and described open guard shield.
In an embodiment, described turning cylinder is connected by pivotable member with described connecting axle therein.
A kind of hay mover, comprises hay mover body and above-mentioned working head for mowing grass, and described working head for mowing grass is connected with described hay mover body by connecting axle.
Brief description of the drawings
Fig. 1 is the hay mover with working head for mowing grass in the utility model embodiment structural representation in the time of Pruning model;
Fig. 2 is the hay mover with working head for mowing grass in the utility model embodiment structural representation in the time of deburring pattern;
Fig. 3 is working head for mowing grass in the utility model embodiment structural representation in the time of Pruning model;
Fig. 4 is working head for mowing grass in the utility model embodiment structural representation between Pruning model and deburring pattern;
Fig. 5 is working head for mowing grass in the utility model embodiment structural representation in the time of deburring pattern.
Wherein:
001. hay mover 100. hay mover body 200. working head for mowing grass
210. connecting axle 211. connector 220. turning cylinders
The open guard shield of 221. connecting portion 230. cutting blade 240.
241. plane guard shield 242. side guard shield 250. movable shield
260. connecting rod
Detailed description of the invention
Please refer to Fig. 1 and Fig. 2, Fig. 1 and Fig. 2 are respectively the structural representation of hay mover in the time of Pruning model and deburring pattern. hay mover 001 can be hand-push type mower, Straddle riding type hay mover, intelligent grass-removing etc., and these hay movers 001 can be walked on the ground, and carry out cutting operation. hay mover 001 comprises hay mover body 100 and working head for mowing grass 200. working head for mowing grass 200 is arranged on the front end (in figure, left side is front end) of hay mover body 100, and certain working head for mowing grass 200 is arranged on the position of hay mover body 100 and can determines according to actual conditions. working head for mowing grass 200 comprises connecting axle 210, turning cylinder 220, cutting blade 230, open guard shield 240, one end of connecting axle 210 is connected with hay mover body 100, the other end of connecting axle 210 is connected with turning cylinder 220, and on turning cylinder 220, be connected with cutting blade 230 and open guard shield 240, turning cylinder 220 can drive cutting blade 230 and open guard shield 240 to rotate around rotation x, make cutting blade 230 in different planes, the residing plane of this cutting blade 230 is cutting planes, therefore, when rotating, turning cylinder 220 can form different cutting planes. in the present embodiment, as shown in Figure 1, hay mover 001 is in Pruning model, and the cutting planes that now cutting blade 230 forms is parallel to the ground, can cut finishing to lawn edge position like this, as shown in Figure 2, hay mover 001 is in deburring pattern, and the cutting planes that now cutting blade 230 forms is perpendicular to the ground, now can carry out vertical deburring to lawn.
To get off to introduce in detail concrete structure and the different working modes transfer process of working head for mowing grass.
Please refer to Fig. 3 to Fig. 5. One end of connecting axle 210 is provided with connector 211, connecting axle 210 can be matched with hay mover body 100 by this connector 211, certainly, connecting axle 210 also can be connected on hay mover body 100 by other forms, as connected by bolt nut structure, by buckle structure connect, connecting axle 210 is one-body molded first-class at hay mover body 100.
The first end of the other end of connecting axle 210 and turning cylinder 220 is rotationally connected, turning cylinder 220 can be connected by pivotable member with connecting axle 210, turning cylinder 220, around rotation x rotation, can also be rotationally connected by the structure such as rotary joint, bearing between turning cylinder 220 and connecting axle 210 certainly. The second end of turning cylinder 220 forms the connecting portion 221 extending to vertical rotary axis x direction, on connecting portion 221, connect cutting blade 230, in the present embodiment, cutting blade 230 is parallel with rotation x, and cutting blade 230 can drive to rotate beginning cutting operation by motor. In the time that turning cylinder 220 rotates around rotation x, cutting blade 230 also rotates thereupon, forms different cutting planes. In the present embodiment, this working head for mowing grass 200 has two kinds of mode of operations, is respectively Pruning model and deburring pattern, and cutting planes is parallel to the ground and vertical respectively. Please refer to now Fig. 3, now turning cylinder 220 is in primary importance, and the cutting planes that cutting blade 230 now forms is parallel to the ground; Then please refer to Fig. 4, the direction of this turning cylinder 220 outside paper; Until this turning cylinder 220 rotates 90 degree around rotation x, please refer to Fig. 5, turning cylinder 220 rotates to the second place, and the cutting planes that now cutting blade 230 forms is perpendicular to the ground, and this working head for mowing grass 200 is in deburring pattern. Certainly, it will be understood by those skilled in the art that, in order to adapt to different cutting demands, this working head for mowing grass 200 is in the time of Pruning model and deburring pattern, the cutting planes of cutting blade 230 is not limited to corresponding parallel to the ground and vertical two states, and it can be other different cutting planes. Certainly, the cutting planes that working head for mowing grass 200 forms different to meet the need can complete in several ways, and the angle that can rotate other by turning cylinder 220 as working head for mowing grass 200 makes cutting blade 230 in corresponding cutting planes; Also can, by regulating the angle between cutting blade 230 and rotation x, form different cutting planes etc.
Open guard shield 240 is also connected with turning cylinder 220, and is arranged on a side of cutting blade 230, and this open guard shield 240 is between cutting blade 230 and turning cylinder 220, and this open guard shield 240 is in order to protect cutting blade 230. Open guard shield 240 comprises plane guard shield 241 and side guard shield 242, in the present embodiment, the shape approximation of plane guard shield 241 is fan-shaped, the periphery of plane guard shield 241 is connected with towards the side guard shield 242 extending away from turning cylinder 220 directions, and this side guard shield 242 is used for preventing contacting with the unnecessary of cutting blade 230. Side guard shield 242 does not connect from beginning to end, and the breach that it has certain limit, makes cutting blade 230 can expose open guard shield 240, and the scope that cutting blade 230 exposes is cut coverage, and it can cut lawn in cut coverage. In the present embodiment, the security performance while cutting in order to improve, turning cylinder 220 is in rotary course, and the residing plane of open guard shield 240 is parallel with cutting planes all the time.
Connecting rod 260 is rigidity, the first end of connecting rod 260 and connecting axle 210 are rotationally connected, the second end and the open guard shield 240 of connecting rod 260 are rotationally connected, in the present embodiment, the first end of connecting rod 260 and connecting axle 210 are rotationally connected by the first oscillating bearing, the second end and the open guard shield 240 of connecting rod 260 are dynamically connected by second joint bearing rotary, general oscillating bearing comprises inner ring and outer ring, at this, the inner ring of the first oscillating bearing and second joint bearing is connected respectively first end and second end of connecting rod 260, the outer ring of the first oscillating bearing and second joint bearing is separately fixed on connecting axle 210 and open guard shield 240. those skilled in the art can be according to actual conditions, length that connecting rod 260 is suitable and suitable position are set, make turning cylinder 220 in primary importance in the time that the second place is rotated, open guard shield 240 is under the drive of connecting rod 260, and open guard shield 240 is towards the direction motion away from ground. please refer to Fig. 3, now, working head for mowing grass 200 is in Pruning model, hay mover 001 is in the time advancing mowing, need prune grass be roughly distributed in working head for mowing grass 200 before, middle-end (in Fig. 3, right side is front end), so the breach of open guard shield 240 be opened in working head for mowing grass 200 in, front end, cut coverage in, front end, and open guard shield 240 protection is positioned at the cutting blade 230 of working head for mowing grass 200 rear ends. like this, this cutting blade 230 can cut to most grass, and at the cutting blade 230 that protects rear side, can ensure like this cut coverage, can ensure again security performance. now, please refer to Fig. 5, now, working head for mowing grass 200 is in deburring pattern, hay mover 001 needs the grass of pruning to be distributed in the front end (in Fig. 5, right side is front end) of working head for mowing grass 200, and cutting blade 230 is perpendicular to the ground, cutting blade 230 tops (being upwards top in Fig. 5) do not have dissection substantially, and in order to improve security, need to protect this direction, so, open guard shield 240 is under the drive of connecting rod 260, motion, can ensure cut coverage so upward, can ensure again security performance. in the present embodiment, working head for mowing grass is in the time of Pruning model and deburring pattern, and the edge of cut coverage and rotation x are 15 degree to 45 degree in the difference range of the angle of the projection of cutting planes. it will be appreciated by persons skilled in the art that when turning cylinder 220 rotates to primary importance from the second place, its process is contrary with process described above, does not repeat them here.
In the present embodiment, on open guard shield 240, be also provided with movable shield 250, this movable shield 250 can be stretched out the edge of open guard shield 240, thereby expands the scope of protection cutting blade. Please refer to Fig. 3 to Fig. 5, this movable shield 250 is arranged on the right side (being right side away from the direction of paper in figure) of open guard shield, and the first end of movable shield 250 and open guard shield 240 are rotationally connected, can pass through the parts such as pivotable member, pin, bolt between the two and connect, this movable shield 250 is taking this first end as Fixed-point Motion of A. When working head for mowing grass 200 is during in deburring pattern, movable shield 250 is towards ground rotation, to expand protective range.
This working head for mowing grass 200 can also comprise fixture, this fixture is the relative position with open guard shield 240 in order to fixing movable shield 250, when working head for mowing grass 200 is during in corresponding modes, this fixture is fixed movable shield 250, makes its position in when. This fixture can comprise fixed bar, the two ends of this fixed bar are arranged at respectively in open guard shield 240 and movable shield 250, in open guard shield 240 and movable shield 250, offer corresponding fixing hole, the two ends of fixed bar are inserted corresponding fixing hole and are fixed movable shield 250 and open guard shield. This fixture can also comprise draw-in groove and snap fit, in open guard shield 240 and movable shield 250, corresponding draw-in groove and snap fit is set, when when both when position, fix by these draw-in grooves and snap fit in. It will be appreciated by persons skilled in the art that this fixture can also be other structure.
Each technical characterictic of the above embodiment can combine arbitrarily, for making to describe succinctly, the all possible combination of each technical characterictic in above-described embodiment is not all described, but, as long as the combination of these technical characterictics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to utility model patent scope. It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model. Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a working head for mowing grass, is arranged at the hay mover of walking on the ground and mowing, described in the work of beating the grassHead comprises:
Connecting axle;
Turning cylinder, is rotationally connected with described connecting axle, and around rotation in primary importance and the second placeBetween rotation;
Cutting blade, is arranged on described turning cylinder, and the residing plane of described cutting blade is cutting planes,Described cutting planes and described rotation out of plumb;
Open guard shield, is arranged on a side of described cutting blade, and open described in exposing described cutting blade partPut formula guard shield;
When described turning cylinder rotates between primary importance and the second place, cutting planes is in different planes,Described working head for mowing grass is changed between corresponding Pruning model and deburring pattern; It is characterized in that:
Described working head for mowing grass also comprises connecting rod, described connecting rod be rigidly connected described connecting axle and described in openPut formula guard shield, the first end of described connecting rod and described connecting axle are rotationally connected, the second end of described connecting rodBe rotationally connected with described open guard shield, described turning cylinder in primary importance in the time that the second place is rotated, instituteState open guard shield under the drive of described connecting rod, described open guard shield is towards the direction fortune away from groundMoving.
2. working head for mowing grass according to claim 1, is characterized in that: described working head for mowing grass inWhen Pruning model, cutting planes is parallel to the ground; Described working head for mowing grass is in the time of deburring pattern, and cutting is flatFace is perpendicular to the ground.
3. working head for mowing grass according to claim 1, is characterized in that: described turning cylinder is from firstPut while rotating to the second place, described turning cylinder is around rotation 90-degree rotation.
4. working head for mowing grass according to claim 1, is characterized in that: described open guard shield is of living inPlane parallel all the time with described cutting planes.
5. working head for mowing grass according to claim 1, is characterized in that: the first end of described connecting rodBe rotationally connected the second end of described connecting rod and described open by the first oscillating bearing with described connecting axleGuard shield is dynamically connected by second joint bearing rotary.
6. working head for mowing grass according to claim 1, is characterized in that: described working head for mowing grass also wrapsDraw together movable shield, described movable shield is movably connected on described open guard shield, and described movable shield can be stretchedGo out the edge of described open guard shield, in order to expand protection cutting blade scope.
7. working head for mowing grass according to claim 6, is characterized in that: first of described movable shieldEnd is rotationally connected with described open guard shield, and described movable shield is taking the first end of described movable shield as fixed pointRotate.
8. working head for mowing grass according to claim 7, is characterized in that: described working head for mowing grass also wrapsDraw together fixture, described fixture is the phase contraposition with described open guard shield in order to fixing described movable shieldPut.
9. working head for mowing grass according to claim 1, is characterized in that: described turning cylinder and described companySpindle connects by pivotable member.
10. a hay mover, is characterized in that: comprise any one institute in hay mover body and claim 1-9The working head for mowing grass of stating, described working head for mowing grass is connected with described hay mover body by connecting axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999876.1U CN205232791U (en) | 2015-12-04 | 2015-12-04 | Beat grass working head and lawn mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520999876.1U CN205232791U (en) | 2015-12-04 | 2015-12-04 | Beat grass working head and lawn mower |
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| Publication Number | Publication Date |
|---|---|
| CN205232791U true CN205232791U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520999876.1U Active CN205232791U (en) | 2015-12-04 | 2015-12-04 | Beat grass working head and lawn mower |
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| CN (1) | CN205232791U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108200800A (en) * | 2016-12-20 | 2018-06-26 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| WO2020063811A1 (en) * | 2018-09-27 | 2020-04-02 | 苏州宝时得电动工具有限公司 | Automatic lawnmower and method for controlling automatic lawnmower |
-
2015
- 2015-12-04 CN CN201520999876.1U patent/CN205232791U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108200800A (en) * | 2016-12-20 | 2018-06-26 | 苏州宝时得电动工具有限公司 | Grass trimmer |
| WO2020063811A1 (en) * | 2018-09-27 | 2020-04-02 | 苏州宝时得电动工具有限公司 | Automatic lawnmower and method for controlling automatic lawnmower |
| CN111601498A (en) * | 2018-09-27 | 2020-08-28 | 苏州宝时得电动工具有限公司 | Automatic mower and method for controlling same |
| CN111601498B (en) * | 2018-09-27 | 2023-07-14 | 苏州宝时得电动工具有限公司 | Automatic mower and method for controlling same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |