CN102577735A - Self-protecting safe working head of lawn machine - Google Patents
Self-protecting safe working head of lawn machine Download PDFInfo
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- CN102577735A CN102577735A CN201210075986XA CN201210075986A CN102577735A CN 102577735 A CN102577735 A CN 102577735A CN 201210075986X A CN201210075986X A CN 201210075986XA CN 201210075986 A CN201210075986 A CN 201210075986A CN 102577735 A CN102577735 A CN 102577735A
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- self
- output shaft
- motor output
- beater plate
- circular beater
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Abstract
The invention discloses a self-protecting safe working head of a lawn machine and particularly discloses the self-protecting safe working head of a self-propelled lawn machine, comprising a motor output shaft, a round cutter head, blades, a connecting rod, a universal joint, a spring and a rubber protective cover, wherein a plurality of blades are arranged on the round cutter head; the self-protecting safe working head is characterized in that the round cutter head is connected with the motor output shaft through the connecting rod and the universal joint; and the spring is arranged between the round cutter head and the motor output shaft. When the self-protecting safe working head of the lawn machine meets barriers such as a stone during working, the working head automatically rebounds or deflects upwards so as to avoid the barriers, returns to the working position under the action of the spring after passing through the barriers, is protected to cross the barriers smoothly, improves the capability of the self-propelled lawn machine crossing the barrier, has self-protection function and is safer during the usage.
Description
Technical field
The present invention relates to a kind of lawn machine working head, the self-shield trouble free service head of particularly self-propelled lawn machine.
Background technology
The lawn machine is used for the pruning, smooth, easy to use, efficient on lawn.Some blades are equipped with in present lawn machine working head and motor output shaft fixed installation on the working head, the motor high speed rotating drives the working head high speed rotating during work, and the blade on the working head carries out fly-cutting.
Because the fixed installation of the relative motor output shaft of working head, when running into barrier such as stone in the course of work, working head and blade can sustain damage, even cause the cracked of blade, and the reaction force of machine is all dangerous.
Summary of the invention
In order to solve machine working head relative motor output shaft fixed installation in lawn in the prior art; Working head can't move; Cause working head and blade to sustain damage easily, even cause the cracked problem of blade, the invention provides the self-shield trouble free service head of a kind of lawn machine; Effectively protection working head and blade use safer simultaneously.
In order to address the above problem, the technical scheme that the present invention taked is:
The self-shield trouble free service head of a kind of lawn machine; Comprise motor output shaft, circular beater plate and blade; Some blades are housed on circular beater plate; It is characterized in that: said circular beater plate and motor output shaft adopt and flexibly connect, and said circular beater plate can move up and down or beat along the motor output shaft direction.
The self-shield trouble free service head of aforesaid a kind of lawn machine is characterized in that: said 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, also be provided with connecting rod and universal joint; Said connecting rod one end is connected with circular beater plate, and the said connecting rod other end is connected with motor output shaft through universal joint.
The self-shield trouble free service head of aforesaid a kind of lawn machine is characterized in that: said 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, also be provided with connecting rod and lock pin; Said connecting rod one end is connected with circular beater plate, and the said connecting rod other end is hinged through lock pin and motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine is characterized in that: said 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: said spring top is provided with check ring and is installed on the motor output shaft.
The self-shield trouble free service head of aforesaid a kind of lawn machine is characterized in that: said blade is metal or nonmetal blade that has cutting edge or the nylon rope of processing.
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 said 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: the said spring outside is arranged with protective cover.
The invention has the beneficial effects as follows:
1, between working head or motor output shaft for flexibly connecting, between circular beater plate and motor output shaft, also be provided with spring, when working head runs into barrier such as stone in the course of the work; Working head meeting automatic upwards resilience or beat; Dodge, the back working head that breaks the barriers comes back to the operating position under spring action, clear the jumps smoothly in the time of the protection working head; Improved the self-propelled lawn machine ability that clears the jumps and also had self-protection function, machine is more reliable, safer.
2, outside spring, be provided with protective cover, can effectively prevent foreign matter entering bindiny mechanisms such as straw pulp, improved structural reliability.
Description of drawings
Fig. 1 is self-shield trouble free service head embodiment 1 partial sectional view of a kind of lawn of the present invention machine.
Fig. 2 is self-shield trouble free service head embodiment 1 explosive view of a kind of lawn of the present invention machine.
Fig. 3 is self-shield trouble free service head embodiment 2 partial sectional views of a kind of lawn of the present invention machine.
Fig. 4 is self-shield trouble free service head embodiment 2 explosive views of a kind of lawn of the present invention machine.
Fig. 5 is self-shield trouble free service head embodiment 3 partial sectional views of a kind of lawn of the present invention machine.
Fig. 6 is self-shield trouble free service head embodiment 3 explosive views of a kind of lawn of the present invention machine.
Main Reference numeral implication is following among the figure:
1, motor output shaft; 2, check ring; 3, universal joint; 4, connecting rod; 5, spring; 6, preventing rubber cover; 7, circular beater plate; 8, blade; 9, pad; 10, nut; 11, lock pin.
Embodiment
Following below in conjunction with accompanying drawing to specific embodiment of the invention introduction:
Like Fig. 1, shown in Figure 2; The self-shield trouble free service head of a kind of lawn of the present invention machine is equipped with blade 8 on the circular beater plate 7, circular beater plate 7 is installed on the connecting rod 4 through nut 10 and pad 9; Connecting rod 4 is connected with motor output shaft 1 through universal joint 3; 4 of circular beater plate 7 and connecting rods are matched in clearance, and 4 of circular beater plate 7 and connecting rods axially have operating range d, and 1 of circular beater plate 7 and motor output shaft are provided with spring 5; Spring 5 tops have check ring 2 to be installed on the motor output shaft 1, and the outside of spring 5 is provided with preventing rubber cover 6.
Like Fig. 3, shown in Figure 4; The self-shield trouble free service head of a kind of lawn of the present invention machine is equipped with blade 8 on the circular beater plate 7, circular beater plate 7 is installed on the connecting rod 4 through nut 10 and pad 9; Connecting rod 4 is hinged through lock pin 11 and motor output shaft 1; 4 of circular beater plate 7 and connecting rods are matched in clearance, and 4 of circular beater plate 7 and connecting rods axially have operating range d, and 1 of circular beater plate 7 and motor output shaft are provided with spring 5; Spring 5 tops have check ring 2 to be installed on the motor output shaft 1, and the outside of spring 5 is provided with preventing rubber cover 6.
Like Fig. 5, shown in Figure 6; The self-shield trouble free service head of a kind of lawn of the present invention machine is equipped with blade 8 circular beater plates 7 and is installed on the motor output shaft 1 through nut 10 and pad 9 on the circular beater plate 7,1 of circular beater plate 7 and motor output shaft are matched in clearance; 1 of circular beater plate 7 and motor output shaft axially have operating range d; 1 of circular beater plate 7 and motor output shaft are provided with spring 5, and spring 5 tops have check ring 2 to be installed on the motor output shaft 1, and the outside of spring 5 is provided with preventing rubber cover 6.
Through above-mentioned three embodiment explanation, under the effect of spring 5, circular beater plate 7 can move operating range d in the axial direction; And can be around universal joint 3 or lock pin 11 beats, whole like this working head also can move and beat thereupon, and working head is through make progress automatically resilience or beat; Barrier is dodged, and after breaking the barriers, working head comes back to the operating position under spring 5 effects; Employing the present invention design; Also clear the jumps smoothly in the working head in protection, improved clear the jumps ability and have self-protection function of self-propelled lawn machine, machine is more reliable, safer.
More than show and described basic 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; That describes in the foregoing description and the specification just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (10)
1. the self-shield trouble free service head of a lawn machine; Comprise motor output shaft, circular beater plate and blade; Some blades are housed on circular beater plate; It is characterized in that: said circular beater plate and motor output shaft adopt and flexibly connect, and said circular beater plate can move up and down or beat along the motor output shaft direction.
2. the self-shield trouble free service head of a kind of lawn according to claim 1 machine is characterized in that: said circular beater plate and motor output shaft are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
3. the self-shield trouble free service head of a kind of lawn according to claim 1 machine; It is characterized in that: between motor output shaft and circular beater plate, also be provided with connecting rod and universal joint; Said connecting rod one end is connected with circular beater plate, and the said connecting rod other end is connected with motor output shaft through universal joint.
4. the self-shield trouble free service head of a kind of lawn according to claim 3 machine is characterized in that: said circular beater plate and connecting rod are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
5. the self-shield trouble free service head of a kind of lawn according to claim 1 machine; It is characterized in that: between motor output shaft and circular beater plate, also be provided with connecting rod and lock pin; Said connecting rod one end is connected with circular beater plate, and the said connecting rod other end is hinged through lock pin and motor output shaft.
6. the self-shield trouble free service head of a kind of lawn according to claim 5 machine is characterized in that: said circular beater plate and connecting rod are matched in clearance, and are provided with spring between circular beater plate and motor output shaft.
7. according to the self-shield trouble free service head of any described a kind of lawn machine in the claim 2,4,6, it is characterized in that: said spring top is provided with check ring and is installed on the motor output shaft.
8. according to the self-shield trouble free service head of the described a kind of lawn of claim 1-6 machine, it is characterized in that: said blade is metal or nonmetal blade that has cutting edge or the nylon rope of processing.
9. according to the self-shield trouble free service head of any described a kind of lawn machine in the claim 1,3,5, it is characterized in that: be connected with the circular beater plate outside at position of said motor output shaft is arranged with protective cover.
10. the self-shield trouble free service head of a kind of lawn according to claim 7 machine is characterized in that: the said spring outside 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102577735A true CN102577735A (en) | 2012-07-18 |
| CN102577735B CN102577735B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| CN (1) | CN102577735B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103650784A (en) * | 2013-11-15 | 2014-03-26 | 常州汉森机械有限公司 | Overload protection device for reciprocating lawn mower |
| CN104186101A (en) * | 2014-09-01 | 2014-12-10 | 浙江欧耀机械有限公司 | Lawn mower for bidirectional rotary shearing and automatic blade protection |
| 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 |
| CN106612973A (en) * | 2016-12-08 | 2017-05-10 | 南安市品龙新材料科技有限公司 | Weeder capable of automatically avoiding obstacle |
| 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 |
| 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 |
| 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 |
| CN110679211A (en) * | 2018-07-06 | 2020-01-14 | 南京德朔实业有限公司 | Soil turning machine |
| CN110711725A (en) * | 2019-10-24 | 2020-01-21 | 广东博智林机器人有限公司 | High-efficient aluminium template scarfing cinder mechanism |
| CN111937578A (en) * | 2020-07-17 | 2020-11-17 | 贵州大学 | Spout integrative device of medicine weeding |
| CN112970432A (en) * | 2019-12-13 | 2021-06-18 | 苏州宝时得电动工具有限公司 | Self-moving gardening equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| JPH02212510A (en) * | 1989-02-10 | 1990-08-23 | M D Kasei Kk | Production of noncellular polyurethane |
| 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 |
-
2012
- 2012-03-21 CN CN201210075986.XA patent/CN102577735B/en active Active
Patent Citations (5)
| 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 |
| JPH02212510A (en) * | 1989-02-10 | 1990-08-23 | M D Kasei Kk | Production of noncellular polyurethane |
| 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 |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103650784A (en) * | 2013-11-15 | 2014-03-26 | 常州汉森机械有限公司 | Overload protection device for reciprocating lawn mower |
| CN104186101A (en) * | 2014-09-01 | 2014-12-10 | 浙江欧耀机械有限公司 | Lawn mower for bidirectional rotary shearing and automatic blade protection |
| 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 |
| CN106612973A (en) * | 2016-12-08 | 2017-05-10 | 南安市品龙新材料科技有限公司 | Weeder capable of automatically avoiding obstacle |
| CN110679211A (en) * | 2018-07-06 | 2020-01-14 | 南京德朔实业有限公司 | Soil turning machine |
| 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 |
| 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 |
| CN110711725A (en) * | 2019-10-24 | 2020-01-21 | 广东博智林机器人有限公司 | High-efficient aluminium template scarfing cinder mechanism |
| CN112970432A (en) * | 2019-12-13 | 2021-06-18 | 苏州宝时得电动工具有限公司 | Self-moving gardening equipment |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102577735B (en) | 2015-08-19 |
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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 |