CN202697258U - Cutting knife for grass cutter - Google Patents

Cutting knife for grass cutter Download PDF

Info

Publication number
CN202697258U
CN202697258U CN 201220435951 CN201220435951U CN202697258U CN 202697258 U CN202697258 U CN 202697258U CN 201220435951 CN201220435951 CN 201220435951 CN 201220435951 U CN201220435951 U CN 201220435951U CN 202697258 U CN202697258 U CN 202697258U
Authority
CN
China
Prior art keywords
blade
cutterhead
cutting knife
cutter
spring
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.)
Expired - Fee Related
Application number
CN 201220435951
Other languages
Chinese (zh)
Inventor
吴志强
涂金海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO DAYE POWER MACHINERY CO Ltd
Original Assignee
NINGBO DAYE POWER MACHINERY CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NINGBO DAYE POWER MACHINERY CO Ltd filed Critical NINGBO DAYE POWER MACHINERY CO Ltd
Priority to CN 201220435951 priority Critical patent/CN202697258U/en
Application granted granted Critical
Publication of CN202697258U publication Critical patent/CN202697258U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a cutting knife for a grass cutter. The cutting knife for the grass cutter comprises a cutter head (1) and a blade (3), wherein a central hole (2) is formed on the cutter head (1); a mounting hole (7) is formed on the blade (3); the blade (3) is hinged on the cutter head (1) through a hinge (4) which is arranged in the mounting hole; the cutter head (1) is also provided with a spacing block (5) and a spring (6); two ends of the spring (6) are respectively connected with the cutter head (1) and the blade (3); and the spacing block (5) is arranged on one side of the blade (3) to limit the rotating angle of the blade (3). The cutting knife for the grass cutter has the advantages of simple structure, novel design, long service life and high safety.

Description

Mower knife
Technical field
The utility model belongs to the mowing instrument field, is specifically related to the cutter structure of using on a kind of mower.
Background technology
Mower is a kind of plant equipment and greening and environmental protection equipment that cuts herbage.It can cut airing with the weeds in herbage and the gardens, and the hay after will reclaiming is used for livestock feed.The hand-held mower is easy to use, but the edge of a knife of the cutter of existing hand-held mower easily damages, and blade is exposed when storing, and causes potential safety hazard.
The utility model content
The technical problem that (one) will solve
The technical problems to be solved in the utility model provides a kind of mower knife, and is simple in structure, modern design, and long service life, safety is good.
(2) technical scheme
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of mower knife, comprise cutterhead (1), blade (3), described cutterhead (1) is provided with centre bore (2), described blade (3) is provided with installing hole (7), described blade (3) is articulated on the described cutterhead (1) by the hinge (4) that is located on the described installing hole (7), also be provided with limited block (5) on the described cutterhead (1), spring (6), described spring (6) two ends connect respectively described cutterhead (1) and blade (3), and described limited block (5) is installed in blade (3) one sides and is used for limiting the rotational angle of blade (3).
As preferably, described blade (3) quantity is 2-3.
(3) beneficial effect
The utility model is compared to prior art, and it has following beneficial effect: it is simple in structure, modern design, and long service life, safety is good.
Description of drawings
Fig. 1 is the structural representation under the duty of mower knife of the present utility model.
Fig. 2 is the structural representation of the blade of mower knife of the present utility model.
Fig. 3 is the structural representation under the off working state of mower knife of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
A kind of mower knife as illustrated in fig. 1 and 2, comprise cutterhead 1, blade 3, cutterhead 1 is provided with centre bore 2, blade 3 is provided with installing hole 7, blade 3 is articulated on the cutterhead 1 by the hinge 4 that is located on the installing hole 7, also be provided with limited block 5, spring 6 on the cutterhead 1, spring 6 two ends connect respectively cutterhead 1 and blade 3, and limited block 5 is installed in the rotational angle that blade 3 one sides are used for limiting blade 3.Blade 3 quantity are 2-3.During work, the rotation of the driven by motor cutterhead of High Rotation Speed, blade launches under the effect of centrifugal force, because the effect of limited block, the maximum expanded angle of blade can be fixed.If in the process of mowing, run into thick branch or other hard things, blade can rebound automatically owing to being to be hinged on the cutterhead, and the protection blade can not lack sword, increases service life.
Structural representation when being illustrated in figure 3 as this mower knife off working state, because the effect of spring is recovered to blade on the cutterhead, blade does not expose, and has improved to a certain extent security performance.
The above only is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (2)

1. mower knife, comprise cutterhead (1), blade (3), described cutterhead (1) is provided with centre bore (2), it is characterized in that: described blade (3) is provided with installing hole (7), described blade (3) is articulated on the described cutterhead (1) by the hinge (4) that is located on the described installing hole (7), also be provided with limited block (5), spring (6) on the described cutterhead (1), described spring (6) two ends connect respectively described cutterhead (1) and blade (3), and described limited block (5) is installed in blade (3) one sides and is used for limiting the rotational angle of blade (3).
2. mower knife according to claim 1 is characterized in that: described blade (3) quantity is 2-3.
CN 201220435951 2012-08-30 2012-08-30 Cutting knife for grass cutter Expired - Fee Related CN202697258U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220435951 CN202697258U (en) 2012-08-30 2012-08-30 Cutting knife for grass cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220435951 CN202697258U (en) 2012-08-30 2012-08-30 Cutting knife for grass cutter

Publications (1)

Publication Number Publication Date
CN202697258U true CN202697258U (en) 2013-01-30

Family

ID=47577618

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220435951 Expired - Fee Related CN202697258U (en) 2012-08-30 2012-08-30 Cutting knife for grass cutter

Country Status (1)

Country Link
CN (1) CN202697258U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106612890A (en) * 2016-12-14 2017-05-10 苏州润弘贸易有限公司 Stretchable mowing-machine cutter disc
CN107187555A (en) * 2017-05-25 2017-09-22 合肥扬扬农业科技有限公司 Cultivating pool Grass cutting boat
CN108982673A (en) * 2018-05-16 2018-12-11 浙江西溪玻璃有限公司 A kind of applicability glass soundproof effect automatic detection device
CN110999623A (en) * 2019-12-12 2020-04-14 乐清市易扬服饰有限公司 Garden mower for preventing blade from curling edge

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106612890A (en) * 2016-12-14 2017-05-10 苏州润弘贸易有限公司 Stretchable mowing-machine cutter disc
CN107187555A (en) * 2017-05-25 2017-09-22 合肥扬扬农业科技有限公司 Cultivating pool Grass cutting boat
CN108982673A (en) * 2018-05-16 2018-12-11 浙江西溪玻璃有限公司 A kind of applicability glass soundproof effect automatic detection device
CN110999623A (en) * 2019-12-12 2020-04-14 乐清市易扬服饰有限公司 Garden mower for preventing blade from curling edge

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130130

Termination date: 20130830