CN102577735B - A kind of self-shield trouble free service head of lawn machine - Google Patents
A kind of self-shield trouble free service head of lawn machine Download PDFInfo
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- CN102577735B CN102577735B CN201210075986.XA CN201210075986A CN102577735B CN 102577735 B CN102577735 B CN 102577735B CN 201210075986 A CN201210075986 A CN 201210075986A CN 102577735 B CN102577735 B CN 102577735B
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- output shaft
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Abstract
The invention discloses a kind of self-shield trouble free service head of lawn machine; the particularly self-shield trouble free service head of self-propelled lawn machine; comprise motor output shaft, circular beater plate, blade; connecting rod; universal joint, spring and rubber protective cover, described circular beater plate is equipped with some blades; it is characterized in that: described circular beater plate is connected with motor output shaft by connecting rod, universal joint, between described circular beater plate and motor output shaft, establish spring in addition.When running into the barriers such as stone in the self-shield trouble free service head course of work of lawn machine of the present invention; working head meeting automatic upwards resilience or beat; dodge; after breaking the barriers, working head comes back to operating position under the action of the spring; clear the jumps smoothly while protection working head; improve the self-propelled lawn machine ability that clears the jumps and also there is self-protection function, and safer in use procedure.
Description
Technical field
The present invention relates to the self-shield trouble free service head of a kind of lawn machine working head, particularly self-propelled lawn machine.
Background technology
Lawn machine is used for the pruning, smooth, easy to use, efficient on lawn.Current lawn machine working head and motor output shaft fixedly mount, and working head are equipped with some blades, and during work, motor High Rotation Speed drives working head High Rotation Speed, and the blade on working head carries out fly-cutting.
Due to the relative motor output shaft fixed installation of working head, when running into the barriers such as stone in the course of work, working head and blade can sustain damage, and even cause the cracked of blade, and the reaction force of machine is all dangerous.
Summary of the invention
In order to solve the relative motor output shaft fixed installation of lawn machine working head in prior art; working head cannot move; working head and blade is easily caused to sustain damage; even cause the problem that blade is cracked; the invention provides a kind of self-shield trouble free service head of lawn machine; available protecting working head and blade, use safer simultaneously.
In order to solve the problem, the technical solution used in the present invention is:
A kind of self-shield trouble free service head of lawn machine; comprise motor output shaft, circular beater plate and blade; circular beater plate is equipped with some blades; it is characterized in that: described circular beater plate adopts with motor output shaft and is flexibly connected, described circular beater plate can move up and down or beat along motor output shaft direction.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: described circular beater plate and motor output shaft are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine; it is characterized in that: between motor output shaft and circular beater plate, be also provided with connecting rod and universal joint; described connecting rod one end is connected with circular beater plate, and the described connecting rod other end is connected with motor output shaft by universal joint.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: described circular beater plate and connecting rod are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine; it is characterized in that: between motor output shaft and circular beater plate, be also provided with connecting rod and lock pin; described connecting rod one end is connected with circular beater plate, and the described connecting rod other end is hinged by lock pin and motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: described circular beater plate and connecting rod are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: be provided with check ring above described spring and be arranged on motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: described blade is metal or the nonmetal blade with cutting edge made or nylon rope.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: be connected with the circular beater plate outside at position of described motor output shaft is arranged with protective cover.
The self-shield trouble free service head of aforesaid a kind of lawn machine, is characterized in that: described spring outwards is arranged with protective cover.
The invention has the beneficial effects as follows:
1, be flexible connection between working head or motor output shaft; also spring is provided with between circular beater plate and motor output shaft; when working head runs into the barriers such as stone in the course of the work; working head meeting automatic upwards resilience or beat; dodge, after breaking the barriers, working head comes back to operating position under the action of the spring, clears the jumps smoothly while protection working head; improve the self-propelled lawn machine ability that clears the jumps and also have self-protection function, machine is more reliable, safer.
2, outside spring, be provided with protective cover, can effectively prevent the foreign matters such as straw pulp from entering bindiny mechanism, improve structural reliability.
Accompanying drawing explanation
Fig. 1 is self-shield trouble free service head embodiment 1 partial sectional view of a kind of lawn machine of the present invention.
Fig. 2 is self-shield trouble free service head embodiment 1 explosive view of a kind of lawn machine of the present invention.
Fig. 3 is self-shield trouble free service head embodiment 2 partial sectional view of a kind of lawn machine of the present invention.
Fig. 4 is self-shield trouble free service head embodiment 2 explosive view of a kind of lawn machine of the present invention.
Fig. 5 is self-shield trouble free service head embodiment 3 partial sectional view of a kind of lawn machine of the present invention.
Fig. 6 is self-shield trouble free service head embodiment 3 explosive view of a kind of lawn machine of the present invention.
In figure, Main Reference Numerals implication is as follows:
1, motor output shaft; 2, check ring; 3, universal joint; 4, connecting rod; 5, spring; 6, rubber protective cover; 7, circular beater plate; 8, blade; 9, pad; 10, nut; 11, lock pin.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the invention is described below:
Embodiment 1
As shown in Figure 1 and Figure 2; the self-shield trouble free service head of a kind of lawn machine of the present invention; blade 8 circular beater plate 7 is equipped with; circular beater plate 7 is arranged on connecting rod 4 by nut 10 and pad 9; connecting rod 4 is connected with motor output shaft 1 through universal joint 3; it is matched in clearance between circular beater plate 7 and connecting rod 4; axially operating range d is had between circular beater plate 7 and connecting rod 4; spring 5 is provided with between circular beater plate 7 and motor output shaft 1; have check ring 2 to be arranged on motor output shaft 1 above spring 5, the outside of spring 5 is provided with rubber protective cover 6.
Embodiment 2
As shown in Figure 3, Figure 4; the self-shield trouble free service head of a kind of lawn machine of the present invention; blade 8 circular beater plate 7 is equipped with; circular beater plate 7 is arranged on connecting rod 4 by nut 10 and pad 9; connecting rod 4 is hinged through lock pin 11 and motor output shaft 1; it is matched in clearance between circular beater plate 7 and connecting rod 4; axially operating range d is had between circular beater plate 7 and connecting rod 4; spring 5 is provided with between circular beater plate 7 and motor output shaft 1; have check ring 2 to be arranged on motor output shaft 1 above spring 5, the outside of spring 5 is provided with rubber protective cover 6.
Embodiment 3
As shown in Figure 5, Figure 6; the self-shield trouble free service head of a kind of lawn machine of the present invention; circular beater plate 7 being equipped with blade 8 circular beater plate 7 is arranged on motor output shaft 1 by nut 10 and pad 9; it is matched in clearance between circular beater plate 7 and motor output shaft 1; axially operating range d is had between circular beater plate 7 and motor output shaft 1; be provided with spring 5 between circular beater plate 7 and motor output shaft 1, have check ring 2 to be arranged on motor output shaft 1 above spring 5, the outside of spring 5 is provided with rubber protective cover 6.
By above-mentioned three embodiment explanations, under the effect of spring 5, circular beater plate 7 can move operating range d in the axial direction, and can around universal joint 3 or lock pin 11 beat, whole like this working head also can move and beat thereupon, working head is by automatic upwards resilience or beat, barrier is dodged, after breaking the barriers, working head comes back to operating position under spring 5 acts on, employing the present invention designs, also clear the jumps smoothly while protection working head, improve self-propelled lawn machine to clear the jumps ability and there is self-protection function, machine is more reliable, safer.
More than show and describe general principle of the present invention, principal character and advantage.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. the self-shield trouble free service head of a lawn machine, comprise motor output shaft, circular beater plate and blade, circular beater plate is equipped with some blades, it is characterized in that: described circular beater plate adopts with motor output shaft and is flexibly connected, described circular beater plate can move up and down or beat along motor output shaft direction, connecting rod and universal joint is also provided with between motor output shaft and circular beater plate, described connecting rod one end is connected with circular beater plate, the described connecting rod other end is connected with motor output shaft by universal joint, described circular beater plate and connecting rod are matched in clearance, and be provided with spring between circular beater plate and motor output shaft, being provided with check ring above described spring is arranged on motor output shaft, described blade is metal or the nonmetal blade with cutting edge made or nylon rope, described spring outwards is arranged with protective cover.
2. the self-shield trouble free service head of a lawn machine, comprise motor output shaft, circular beater plate and blade, circular beater plate is equipped with some blades, it is characterized in that: described circular beater plate adopts with motor output shaft and is flexibly connected, described circular beater plate can move up and down or beat along motor output shaft direction, connecting rod and lock pin is also provided with between motor output shaft and circular beater plate, described connecting rod one end is connected with circular beater plate, the described connecting rod other end is hinged by lock pin and motor output shaft, described circular beater plate and connecting rod are matched in clearance, and be provided with spring between circular beater plate and motor output shaft, being provided with check ring above described spring is arranged on motor output shaft, described blade is metal or the nonmetal blade with cutting edge made or nylon rope, described spring outwards is arranged with protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210075986.XA CN102577735B (en) | 2012-03-21 | 2012-03-21 | A kind of self-shield trouble free service head of lawn machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210075986.XA CN102577735B (en) | 2012-03-21 | 2012-03-21 | A kind of self-shield trouble free service head of lawn machine |
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| Publication Number | Publication Date |
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| CN102577735A CN102577735A (en) | 2012-07-18 |
| CN102577735B true CN102577735B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210075986.XA Active CN102577735B (en) | 2012-03-21 | 2012-03-21 | A kind of self-shield trouble free service head of lawn machine |
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| CN103548498B (en) * | 2013-11-05 | 2015-08-05 | 广西三零一机械有限公司 | A kind of grain header protective device |
| CN103650784B (en) * | 2013-11-15 | 2015-09-30 | 常州汉森机械有限公司 | The overload protection of reciprocating grass mower |
| CN104186101B (en) * | 2014-09-01 | 2016-03-02 | 浙江欧耀机械有限公司 | A kind of bidirectional rotary is cut and is automatically protected the lawn machine of blade |
| CN106612973B (en) * | 2016-12-08 | 2019-04-16 | 滦县乐农科富农业服务有限公司 | A kind of weeder for evading function automatically with barrier |
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| CN109451972A (en) * | 2018-11-23 | 2019-03-12 | 南县伟业机械制造有限公司 | A kind of Improvement type efficient grass trimmer under water |
| CN109451973A (en) * | 2018-11-23 | 2019-03-12 | 南县伟业机械制造有限公司 | A kind of light hand underwater cutter |
| CN109451975A (en) * | 2018-11-23 | 2019-03-12 | 南县伟业机械制造有限公司 | A kind of environment-friendly type sink mower blade |
| CN110711725B (en) * | 2019-10-24 | 2021-06-15 | 广东博智林机器人有限公司 | High-efficient aluminium template scarfing cinder mechanism |
| CN112970432B (en) * | 2019-12-13 | 2024-02-20 | 苏州宝时得电动工具有限公司 | Self-moving gardening equipment |
| CN111937578A (en) * | 2020-07-17 | 2020-11-17 | 贵州大学 | Spout integrative device of medicine weeding |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4020552A (en) * | 1976-02-03 | 1977-05-03 | Kabushiki Kaisha Shikutani | Mowing apparatus |
| US4122652A (en) * | 1976-07-16 | 1978-10-31 | Outboard Marine Corporation | Lawn mower blade clutch and brake |
| CN1572134A (en) * | 2003-06-10 | 2005-02-02 | 崔佛·艾尔柏·麦柯 | A lawn trimming attachment |
| CN202617701U (en) * | 2012-03-21 | 2012-12-26 | 江苏苏美达五金工具有限公司 | Self-protecting safe working head of lawn machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02212510A (en) * | 1989-02-10 | 1990-08-23 | M D Kasei Kk | Production of noncellular polyurethane |
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2012
- 2012-03-21 CN CN201210075986.XA patent/CN102577735B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4020552A (en) * | 1976-02-03 | 1977-05-03 | Kabushiki Kaisha Shikutani | Mowing apparatus |
| US4122652A (en) * | 1976-07-16 | 1978-10-31 | Outboard Marine Corporation | Lawn mower blade clutch and brake |
| CN1572134A (en) * | 2003-06-10 | 2005-02-02 | 崔佛·艾尔柏·麦柯 | A lawn trimming attachment |
| CN202617701U (en) * | 2012-03-21 | 2012-12-26 | 江苏苏美达五金工具有限公司 | Self-protecting safe working head of lawn machine |
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| CN102577735A (en) | 2012-07-18 |
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Effective date of registration: 20170609 Address after: 210061 No. 1, hi tech eight road, hi tech Development Zone, Jiangsu, Nanjing Patentee after: Nanjing sumeida Intelligent Technology Co., Ltd. Address before: 1, 210061 floor, Nanjing science and Technology Plaza, 5 new model road, Gulou District, Jiangsu, Nanjing Patentee before: Sumeida Hardware & Tools Co., Ltd., Jiangsu |
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