CN104938135B - Moving head and grass-mowing machine - Google Patents
Moving head and grass-mowing machine Download PDFInfo
- Publication number
- CN104938135B CN104938135B CN201410111019.3A CN201410111019A CN104938135B CN 104938135 B CN104938135 B CN 104938135B CN 201410111019 A CN201410111019 A CN 201410111019A CN 104938135 B CN104938135 B CN 104938135B
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- grass
- beating
- rope
- moving head
- locating part
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Abstract
Present invention is disclosed a kind of moving head, the moving head includes swivel head and the rope keeper of beating the grass being connected with swivel head, and swivel head is provided with the locating part for limiting rope keeper axial movement of beating the grass, and rope keeper of beating the grass can be rotatably arranged in locating part.Moving head is when in use, rope of beating the grass is arranged on beats the grass on rope keeper, when the rope of beating the grass on moving head touches the hard things such as stone, fat tree branch or step, rope keeper of beating the grass can be rotated in locating part, effectively reduce the touching dynamics of hard thing air exercise straw rope such that it is able to prevent generation disconnection problem of beating the grass.In addition, present invention further teaches a kind of grass-mowing machine with above-mentioned moving head.
Description
Technical field
The present invention relates to gardens power tool field, more particularly to a kind of moving head and beating for above-mentioned moving head is installed
Careless machine.
Background technology
Grass-mowing machine as a kind of portable gardens power tool, be widely used in weeds in villa lawn, garden lawn,
The pruning of vegetation.At present, the moving head of grass-mowing machine generally can be divided into beat the grass rope type and blade type.Wherein, rope type of beating the grass moving head
It is that will beat the grass rope on moving head, drives moving head to rotate at a high speed by the motor being arranged on moving head, so that
Make to beat the grass to restrict and produce rotatory inertia and cut off weeds, vegetation.During grass-mowing machine use, beating the grass rope often can be because of touching
Disconnection problem is produced after to hard things such as stone, fat tree branch or steps, so puzzlement can be caused to the operation of grass-mowing machine.
The content of the invention
Based on this, it is necessary to regarding to the issue above, there is provided a kind of moving head of fracture of rope that is prevented from beating the grass and be provided with
The grass-mowing machine of above-mentioned moving head.
A kind of moving head, including swivel head and the rope keeper of beating the grass that is connected with the swivel head, set on the swivel head
There is the locating part for limiting the rope keeper axial movement of beating the grass, the rope keeper of beating the grass can be rotatably arranged at institute
State in locating part.
Wherein in one embodiment, the rope keeper of beating the grass has the rotation that can be rotatably arranged in the locating part
Transfer part and the limiting section positioned at the rotating part two ends and axial limiting.
Wherein in one embodiment, the swivel head include main shaft revolving part and with consolidating that the main shaft revolving part is connected
Determine part, the locating part is located on the fixture.
Wherein in one embodiment, the locating part is four, and each described locating part is evenly distributed on the fixation
On part.
Wherein in one embodiment, offered on the locating part chute that is connected with the main shaft revolving part and with
The through hole of the chute connection.
Wherein in one embodiment, the chute is more than the chute court towards the opening size of the main shaft revolving part
To the opening size of the through hole.
Wherein in one embodiment, the main shaft revolving part is provided with for described in rope keeper of beating the grass and enters the chute
Groove.
Wherein in one embodiment, the rope keeper of beating the grass also has the threading hole being arranged on the rotating part.
Wherein in one embodiment, the rotating part and the locating part are cylinder, the external diameter of the limiting section
More than the external diameter of the rotating part.
A kind of grass-mowing machine, including the main part that extends longitudinally and the work head located at described main part one end, the work
Make head and be provided with the moving head.
Above-mentioned moving head, including swivel head and the rope keeper of beating the grass that is connected with swivel head, swivel head are provided with for limiting
The locating part of rope keeper axial movement of beating the grass is made, wherein, what rope keeper of beating the grass can be rotated is arranged in locating part.Use
When, rope of beating the grass is arranged on beats the grass on rope keeper, when the rope of beating the grass on moving head touches stone, fat tree branch or step etc.
During hard thing, rope keeper of beating the grass can be rotated in locating part, so as to effectively reduce the touching dynamics of hard thing air exercise straw rope, from
And it is prevented from generation disconnection problem of beating the grass.
Brief description of the drawings
Fig. 1 is the three dimensional structure diagram of moving head；
Fig. 2 is the three-dimensional structure explosive view of moving head；
Fig. 3 for Fig. 1 moving heads A-A to three-dimensional structure sectional view；
Fig. 4 be beat the grass rope keeper three dimensional structure diagram；
Fig. 5 be beat the grass rope keeper top view；
Fig. 6 be beat the grass rope keeper front view；
Fig. 7 is the three dimensional structure diagram of grass-mowing machine.
Wherein, specific element reference numeral is listed as follows：
100th, moving head 110, swivel head 111, main shaft revolving part
1111st, groove 112, fixture 113, locating part
114th, chute 115, through hole 120, rope keeper of beating the grass
121st, rotating part 122, limiting section 123, threading hole
200th, grass-mowing machine 210, main part 220, work head
230th, handle 240, controlling switch 250, rope of beating the grass
Specific embodiment
Please join Fig. 1 to Fig. 3, present embodiment provides a kind of moving head 100, and the moving head 100 can be by motor（In figure
It is not shown）Drive and weeds, vegetation etc. are pruned, it includes that swivel head 110 and the rope of beating the grass being connected with swivel head 110 are protected
Gripping member 120.Swivel head 110 is provided with main shaft revolving part 111 and the fixture 112 being connected with main shaft revolving part 111, in fixture
Locating part 113 is additionally provided with 112, rope keeper 120 of beating the grass is spindle rotationally arranged in locating part 113.The locating part 113 can
Limitation beat the grass rope keeper 120 axial movement, locating part 113 can be one or more, the visual specific works feelings of its quantity
Depending on condition, in preferred embodiment, locating part 113 is four, and each locating part 113 is evenly distributed on fixture 112, this
Sample ensures that moving head 100 operationally fully improves efficiency of beating the grass.
In present embodiment, rope of beating the grass（Not shown in figure）On rope keeper 120 of beating the grass.In use,
When the rope of beating the grass on moving head 100 touches the hard things such as stone, fat tree branch, beating the grass rope keeper 120 can be spacing
Rotated in part 113, so as to effectively reduce the touching dynamics of hard thing air exercise straw rope, further prevent the disconnection problem beaten the grass.
Please join Fig. 2, offered on locating part 113 chute 114 that is connected with main shaft revolving part 111 and with chute 114
The manhole 115 of end connection.Projection of the side wall of chute 114 on parallel to the section of fixture 112 is trapezoidal, its court
To the opening size of main shaft revolving part 111 more than slightly larger than opening size of the chute 114 towards through hole 115.Chute 114 and through hole
Smoothly transit connection between 115.This trapezium structure design of chute 114 is more conducive to beat the grass rope keeper 120 by chute 114
It is installed in through hole 115.In present embodiment, groove 1111 is additionally provided with main shaft revolving part 111, the rope energy of keeper 120 of beating the grass
Enough moved into chute 114 and in chute 114 by above-mentioned groove 1111.
Please join Fig. 4 to Fig. 6, rope keeper 120 of beating the grass has the rotating part 121 that can be rotatably arranged in locating part 113
And positioned at the two ends of rotating part 121 and the limiting section 122 of axial limiting.In present embodiment, on the locating part 113 of swivel head 110
The through hole 115 matched with rotating part 121 is further opened with, and rotating part 121 is that the outer wall being located in above-mentioned through hole 115 is smooth
Cylinder.Wherein, the external diameter of cylinder is slightly less than the internal diameter of through hole 115 such that it is able to which the rope keeper 120 that makes to beat the grass is rotatable
Be arranged in through hole 115.The upper hopper chute 114 of locating part 113 is towards being gradually reduced at the opening of through hole 115 and formed for beating the grass
The minimum bottleneck that rope keeper 120 passes through（Not shown in figure）, the width of the minimum bottleneck is suitable with the external diameter of rotating part 121.Peace
During dress, will beat the grass rope keeper 120 from main shaft revolving part 111 moved to through hole 115 when, it is necessary to somewhat exert oneself by so that
Above-mentioned minimum bottleneck can make the to beat the grass keeper 120 of restricting that rope keeper 120 of beating the grass departs from chute 114 is attached to through hole 115
It is interior.
In order to ensure beating the grass, rope keeper 120 can be remained in through hole 115 in the course of the work, be arranged on rotation
The size of the limiting section 122 of the two ends of portion 121 and axial limiting need to be more than the internal diameter of through hole 115, and the cross sectional shape of limiting section 122 is not
Limit, can be the circle in present embodiment, can also be other shapes easy to process such as square, regular hexagon.Also, on
State the height of the height slightly above fixture 112 of rotating part 121.It is pointed out that in other embodiments, can also be with
Other modes are not specifically limited herein come the rotation connection structure for realizing beating the grass between rope keeper 120 and through hole 115.
Additionally, rope keeper 120 of beating the grass also has the threading hole 123 being arranged on rotating part.Beating the grass one end of rope can
It is located in above-mentioned threading hole 123, wherein, it can also be multiple, the visual specific works of its quantity that threading hole 123 can be one
Depending on situation, in present embodiment, threading hole 123 is two, and one end of rope of beating the grass is passed in a threading hole 123 therefrom,
Passed from another threading hole 123 afterwards and to form arch linear.
Please join Fig. 7, present embodiment also provides a kind of grass-mowing machine 200, the grass-mowing machine 200 includes the main body for extending longitudinally
Portion 210, the work located at the one end of main part 210 first 220, the handle 230 located at the other end of main part 210 and for controlling work
Make the controlling switch 240 of first 220 working condition.Work first 220 is provided with the motor being electrically connected with controlling switch 240
（Not shown in figure）And the moving head 100 being connected with the drive shaft of motor.During installation, first by moving head 100
Main shaft revolving part 111 is fixedly connected with drive shaft, and the rope keeper 120 that will beat the grass is through chute 114 and is fixed on locating part 113
It is interior, now, rope 250 of beating the grass is located on the threading hole 123 of rope keeper 120 of beating the grass.Controlling switch 240 is opened, electricity is driven
Weeds, vegetation carry out pruning operation in the first 220 pairs of villa lawns of machine driving work, garden lawn.
In present embodiment, moving head 100 is arranged on grass-mowing machine 200.In use, when on moving head 100
Rope of beating the grass when touching the hard things such as stone, fat tree branch, rope keeper 120 of beating the grass is spindle rotationally arranged in locating part 113
It is interior, so as to effectively reduce the touching dynamics of hard thing air exercise straw rope, further prevent the disconnection problem of rope of beating the grass.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Shield scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of moving head, it is characterised in that the rope keeper of beating the grass being connected including swivel head and with the swivel head, the rotation
Rotary head is provided with the locating part for limiting the rope keeper axial movement of beating the grass, it is described beat the grass rope keeper can be rotationally
It is arranged in the locating part；The rope keeper of beating the grass has rotating part and the position that can be rotatably arranged in the locating part
In the limiting section of the rotating part two ends and axial limiting, the swivel head include main shaft revolving part and with the main shaft revolving part
The fixture of connection, the locating part is located on the fixture；Offered on the locating part and connected with the main shaft revolving part
The chute for connecing and the through hole connected with the chute；The main shaft revolving part is provided with for described in rope keeper of beating the grass and enters institute
State the groove of chute.
2. moving head according to claim 1, it is characterised in that the locating part is four, and each described locating part is equal
It is even to be distributed on the fixture.
3. moving head according to claim 1, it is characterised in that open-mouth ruler of the chute towards the main shaft revolving part
It is very little more than the chute towards the through hole opening size.
4. moving head according to claim 1, it is characterised in that the rope keeper of beating the grass also has and is arranged on the rotation
Threading hole on transfer part.
5. moving head according to claim 1, it is characterised in that the rotating part and the locating part are cylinder,
External diameter of the external diameter of the limiting section more than the rotating part.
6. a kind of grass-mowing machine, including the main part that extends longitudinally and the work head located at described main part one end, its feature exist
Moving head in, work head is provided with Claims 1 to 5 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410111019.3A CN104938135B (en) | 2014-03-24 | 2014-03-24 | Moving head and grass-mowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410111019.3A CN104938135B (en) | 2014-03-24 | 2014-03-24 | Moving head and grass-mowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104938135A CN104938135A (en) | 2015-09-30 |
| CN104938135B true CN104938135B (en) | 2017-06-16 |
Family
ID=54153682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410111019.3A Active CN104938135B (en) | 2014-03-24 | 2014-03-24 | Moving head and grass-mowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104938135B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10070582B2 (en) * | 2016-04-20 | 2018-09-11 | Tti (Macao Commercial Offshore) Limited | String trimmer head |
| CN108142074A (en) * | 2016-12-06 | 2018-06-12 | 苏州宝时得电动工具有限公司 | Grass-mowing machine |
| MX2019015781A (en) | 2019-01-03 | 2020-08-03 | Techtronic Cordless Gp | Trimmer head assembly for a trimmer. |
| MX2020000525A (en) | 2019-01-25 | 2020-08-20 | Techtronic Cordless Gp | Trimmer head assembly for a trimmer. |
| CN109937679B (en) * | 2019-04-08 | 2024-03-08 | 洛阳理工学院 | Mowing robot |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6108914A (en) * | 1997-07-25 | 2000-08-29 | Ryobi North America, Inc. | Fixed line trimmer head |
| US6112416A (en) * | 1997-12-16 | 2000-09-05 | Bridges; Roy | Weed and grass trimmer attachment head |
| US20020029483A1 (en) * | 2000-08-11 | 2002-03-14 | Price Joseph E. | Multipurpose rotary cutting tool having interchangeable heads |
| US7603782B2 (en) * | 2004-12-01 | 2009-10-20 | Orlando Jerez | Universal, trimmer line, hook disk system |
| US9603301B2 (en) * | 2007-08-10 | 2017-03-28 | Orlando Jerez | Weed trimming apparatus, weed trimmer head, and trimmer line retention device |
-
2014
- 2014-03-24 CN CN201410111019.3A patent/CN104938135B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104938135A (en) | 2015-09-30 |
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