CN205305414U - Blade of lawn mower - Google Patents
Blade of lawn mower Download PDFInfo
- Publication number
- CN205305414U CN205305414U CN201520934016.XU CN201520934016U CN205305414U CN 205305414 U CN205305414 U CN 205305414U CN 201520934016 U CN201520934016 U CN 201520934016U CN 205305414 U CN205305414 U CN 205305414U
- Authority
- CN
- China
- Prior art keywords
- blade
- cutting
- rotation center
- auxiliary
- wall
- 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
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Abstract
The utility model provides a blade of lawn mower can rotate by the drive of drive shaft and along a rotation center, and this blade contains at least one cutting part to and an installation department of being connected with this cutting part, this installation department has a basal wall of being connected with this cutting part and at least one supplementary cutting wall for outstanding and neighbouring this rotation center of this basal wall. Neighbouring this rotation center of utilization and the supplementary cutting wall outstanding for this basal wall can cut the plant that is close to this rotation center at the rotatory in -process of this blade to prevent that plant winding from on driving this blade pivoted drive shaft, and ensureing the smooth and easy nature of this blade when rotatory.
Description
Technical field
The utility model is about a kind of blade, particularly relates to a kind of blade being arranged on mower.
Background technology
Consult Fig. 1, it is a kind of be arranged on mower and the existing blade 1 of near floor level, this blade 1 is mounted in a drive shaft (not shown) of mower, and can rotate around a rotation center to mow, it comprises an installation portion 11 being positioned at central authorities and be combined with this drive shaft, and the cutting portion 12 that two are extended from this installation portion 11 toward length direction opposition side, each cutting portion 12 has the blade 121 of a neighboring edge. When this drive shaft drives this blade 1 to rotate along this rotation center, described blade 121 just can cutting plants, and reach the object of mowing.
Needing the occasion mowed in the past, except weeds, usually also can grow plant of all kinds, such as climing rattan property plant is in order to strive for sunlight, usually can be attached to the top of weeds. When existing blade 1 is by this drive shaft driven rotary, although described blade 121 can cut weeds, but in the process mowed, climing rattan property plant is easily wrapped on this drive shaft, not only cause the trouble in cleaning, time serious, climing rattan property plant also may take up this drive shaft, and causes this drive shaft that this blade 1 cannot be driven to rotate.
Summary of the invention
The purpose of this utility model a kind of can cut the plant near contiguous drive shaft in offer, to guarantee the blade of the mower of smooth rotation.
Blade of the present utility model can by a drive shaft, and rotate along a rotation center, this blade comprises at least one cutting portion, and the installation portion that is connected with this cutting portion, this installation portion has a Ji Bi being connected with described cutting portion, and at least one is given prominence to relative to this Ji Bi and is close to the auxiliary cutting wall of this rotation center.
Blade described in the utility model, comprises two described cutting portions, and interval, described cutting portion is arranged, and extends along a length direction, and this installation position is between described cutting portion, and has two described auxiliary cutting walls along this length direction interval.
Blade described in the utility model, the Ji Bi in this installation portion has an assembly hole being positioned on this rotation center, and two along this length direction interval and be positioned at the perforation of this assembly hole opposition side, described auxiliary cutting wall is extended by a peritreme one of described perforation respectively, and up tilts gradually toward the direction away from this assembly hole.
Blade described in the utility model, this installation portion also has several the mounting blocks being combined on this Ji Bi by described auxiliary cutting wall.
Blade described in the utility model, each auxiliary cutting wall has a described mounting block of confession and passes and the fixing section that abuts on this Ji Bi, and one from this fixing section toward the direction away from this assembly hole toward the tilting section of surface thereof.
Blade described in the utility model, each auxiliary cutting wall has an auxiliary knife edge, and each cutting portion has a major cutting edge, and described auxiliary knife edge and described major cutting edge are all towards cut plant.
Blade described in the utility model, comprise several be connected with this installation portion and around the described cutting portion of this rotation center.
Blade described in the utility model, this cutting portion has several the major cutting edges around this rotation center.
The effect that the utility model is useful is: utilize this rotation center contiguous and the auxiliary cutting wall outstanding relative to this Ji Bi, in the process that can rotate at this blade, cutting is near the plant of this rotation center, prevent plant to be wrapped on the drive shaft driving this blade rotation, and guarantee this blade smoothness when rotated.
Accompanying drawing explanation
Of the present utility model other feature and effect, clearly present in reference to graphic enforcement mode, wherein:
Fig. 1 is the stereographic map of the blade of a kind of existing mower;
Fig. 2 is the stereographic map of first embodiment of the utility model blade;
The side-looking that Fig. 3 is this first embodiment uses reference drawing, and the relative relation of this blade with a drive shaft is described;
Fig. 4 is a vertical view of this first embodiment;
Fig. 5 is the three-dimensional exploded view of the 2nd embodiment of the utility model blade;
Fig. 6 is the vertical view of the 3rd embodiment of the utility model blade;
Fig. 7 is the vertical view of the 4th embodiment of the utility model blade.
Embodiment
Before the utility model is described in detail, it shall be noted that in the following description content, similar element represents with identical numbering.
Consult Fig. 2,3,4, first embodiment of the utility model blade 2 can be driven by mower drive shaft 3, and rotate around a rotation center 30, in the present embodiment, this blade 2 is one-body molded by tinsel, and along the strip structure that a length direction 20 extends, this blade 2 comprises two spaced cutting portions 21, and the installation portion 22 that is integrally connected between described cutting portion 21, each cutting portion 21 has a major cutting edge 211 extended along this length direction 20.
And this installation portion 22 has a base wall 221 being connected with described cutting portion 21 one, and two up given prominence to relative to this base wall 221 and be close to the auxiliary cutting wall 222 of this rotation center 30, this base wall 221 have one straight to running through and supply the assembly hole 223 that this drive shaft 3 is installed, and two symmetries and around the perforation 224 of this assembly hole 223, each perforation 224 has the peritreme 225 of this assembly hole 223 of vicinity, and described auxiliary cutting wall 222 up tilts gradually from the peritreme 225 of described perforation 224 toward the direction away from this assembly hole 223, each auxiliary cutting wall 222 has an auxiliary knife edge 226, described auxiliary knife edge 226 is all between one of them and this assembly hole 223 of described major cutting edge 211, and described auxiliary knife edge 226 is all skewed relative to this length direction 20, described auxiliary knife edge 226 and described major cutting edge 211 are all towards the plant that will be cut.
When this blade 2 driven by this drive shaft 3 rotate around this rotation center 30 time, except the major cutting edge 211 in described cutting portion 21 can cut weeds, this rotation center 30 contiguous and the described auxiliary knife edge 226 relative to this base wall 221 projection, the plant of this drive shaft 3 contiguous can also be cut, particularly climing rattan property plant, therefore, the blade 2 not only novel structure of this first embodiment of the utility model, it is also possible to prevent climing rattan property plant and it is wound around this drive shaft 3, to guarantee the smoothness of blade 2 when rotary work.
Consult Fig. 5, 2nd embodiment of the utility model blade 2 is also comprise two along the spaced cutting portion 21 of this length direction 20, and an installation portion 22 between described cutting portion 21, this installation portion 22 has a base wall 221 being integrally connected between described cutting portion 21, two auxiliary cutting walls 222, and the mounting block 227 that described auxiliary cutting wall 222 is arranged on this base wall 221 by several respectively, this base wall 221 has an assembly hole 223 between described auxiliary cutting wall 222, each auxiliary cutting wall 222 has the fixing section 228 that is combined in this base wall 221 end face, and a past adjacent described cutting portion 21 is gradually toward the tilting section 229 of surface thereof, this tilting section 229 has one can the auxiliary knife edge 226 of cutting plants.
That is, the auxiliary cutting wall 222 of the utility model the 2nd embodiment utilizes described mounting block 227 to be arranged on this base wall 221, and the described auxiliary cutting wall 222 of the first embodiment extends by this base wall 221 one. By changing the molding mode of described auxiliary cutting wall 222, identical creation object can be reached equally.
Consult Fig. 6,3rd embodiment of the utility model blade 2 comprises an installation portion 22, and it is several individual from this installation portion 22 toward the radial cutting portion 21 extending and angularly arranging, this installation portion 22 has the assembly hole 223 that is positioned at central authorities, and several the auxiliary cutting walls 222 around this assembly hole 223. That is, auxiliary cutting wall 222 of the present utility model is not limited with alongst interval.
Consult Fig. 7,4th embodiment of the utility model blade 2 is the structure of a kind of disk shape, and comprise the installation portion 22 that is positioned at central authorities, and the cutting portion 21 that is centered around around this installation portion 22, described cutting portion 21 has the major cutting edge 211 of several tooth shapes, and this installation portion 22 has the assembly hole 223 that is positioned at central authorities, and two auxiliary cutting walls 222 around this assembly hole 223, the change of aforementioned structure is also the object that can reach the utility model expection.
That is, in design, as long as the quantity of the described auxiliary cutting wall 222 of this blade 2 of the utility model is single just passable, its can be positioned at this assembly hole 223 and described cutting portion 21 one of them between, and this rotation center 30 contiguous, but symmetrically arranged counterbalance effect is better, and the quantity of aforementioned auxiliary cutting wall 222 can also be several. The quantity in described cutting portion 21 can single, the first embodiment as shown in the 4th embodiment and two shown in the 2nd embodiment, or several shown in the 3rd embodiment.
Claims (9)
1. a blade for mower, can be rotated around a rotation center by a drive shaft, and cutting plants, it comprises: at least one cutting portion, and an installation portion, and this installation portion has a Ji Bi being connected with this cutting portion;
It is characterized in that: this installation portion also has at least one and gives prominence to relative to this Ji Bi and the auxiliary cutting wall that is close to this rotation center.
2. the blade of mower according to claim 1, it is characterized in that: this blade comprises two described cutting portions, interval, described cutting portion is arranged, and extend along a length direction, and this installation position is between described cutting portion, and there are two described auxiliary cutting walls along this length direction interval.
3. the blade of mower according to claim 2, it is characterized in that: the Ji Bi in this installation portion has an assembly hole being positioned on this rotation center, and two along this length direction interval and be positioned at the perforation of this assembly hole opposition side, described auxiliary cutting wall is extended by a peritreme one of described perforation respectively, and up tilts gradually toward the direction away from this assembly hole.
4. the blade of mower according to claim 3, it is characterised in that: each auxiliary cutting wall has an auxiliary knife edge, and each cutting portion has a major cutting edge, and described auxiliary knife edge and described major cutting edge are all towards cut plant.
5. the blade of mower according to claim 2, it is characterised in that: this installation portion also has several the mounting blocks being combined on this Ji Bi by described auxiliary cutting wall.
6. the blade of mower according to claim 5, it is characterized in that: the Ji Bi in this installation portion has an assembly hole being positioned on this rotation center, each auxiliary cutting wall has a described mounting block of confession and passes and the fixing section that abuts on this Ji Bi, and one from this fixing section toward the direction away from this assembly hole toward the tilting section of surface thereof.
7. the blade of mower according to claim 6, it is characterised in that: each auxiliary cutting wall has an auxiliary knife edge, and each cutting portion has a major cutting edge, and described auxiliary knife edge and described major cutting edge are all towards cut plant.
8. the blade of mower according to claim 1, it is characterised in that: this blade comprise several be connected with this installation portion and around the described cutting portion of this rotation center.
9. the blade of mower according to claim 1, it is characterised in that: this cutting portion has several the major cutting edges around this rotation center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934016.XU CN205305414U (en) | 2015-11-20 | 2015-11-20 | Blade of lawn mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520934016.XU CN205305414U (en) | 2015-11-20 | 2015-11-20 | Blade of lawn mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205305414U true CN205305414U (en) | 2016-06-15 |
Family
ID=56188727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520934016.XU Expired - Fee Related CN205305414U (en) | 2015-11-20 | 2015-11-20 | Blade of lawn mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205305414U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019535233A (en) * | 2016-11-15 | 2019-12-12 | キム、ジェヒＫＩＭ， Ｊａｅ Ｈｅｅ | Mower blade for preventing cigar winding |
| CN113439528A (en) * | 2020-03-25 | 2021-09-28 | 朱俊夫 | Mowing appliance capable of preventing winding and clamping |
-
2015
- 2015-11-20 CN CN201520934016.XU patent/CN205305414U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019535233A (en) * | 2016-11-15 | 2019-12-12 | キム、ジェヒＫＩＭ， Ｊａｅ Ｈｅｅ | Mower blade for preventing cigar winding |
| CN113439528A (en) * | 2020-03-25 | 2021-09-28 | 朱俊夫 | Mowing appliance capable of preventing winding and clamping |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20161120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |