CN214126040U - Grass cutting sheet with good heat dissipation performance - Google Patents
Grass cutting sheet with good heat dissipation performance Download PDFInfo
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- CN214126040U CN214126040U CN202022719636.5U CN202022719636U CN214126040U CN 214126040 U CN214126040 U CN 214126040U CN 202022719636 U CN202022719636 U CN 202022719636U CN 214126040 U CN214126040 U CN 214126040U
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- heat dissipation
- substrate
- grass cutting
- blade
- dissipation performance
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Abstract
The utility model discloses a grass cutting piece that heat dispersion is good, it includes: the center of the substrate is provided with a mounting through hole; the strip-shaped heat dissipation holes are arranged on the substrate in a divergent mode; the sawtooth part is arranged at the edge of the substrate in a circle and protrudes out of the substrate, the end part of the sawtooth part is provided with a blade groove, and a blade head is arranged in the blade groove; the strengthening edge part is arranged at the inner ring of the sawtooth part, and a plurality of strengthening frustums which are closely arranged are arranged on the strengthening edge part. The utility model discloses a set up in sawtooth portion inner circle and strengthen arris portion, strengthen being equipped with a plurality of enhancement frustum of closely arranging on the arris portion, this structure can break comparatively hard object, strengthens the intensity of saw bit, protects the cutting edge head, prevents that the cutting edge head from collapsing. Meanwhile, a plurality of groups of strip-shaped heat dissipation holes which are arranged in a divergent manner are arranged, so that the heat dissipation performance of the mowing saw blade is greatly increased.
Description
Technical Field
The utility model belongs to the technical field of the saw bit, specifically speaking relates to a grass cutting piece that heat dispersion is good.
Background
The grass cutting blade is a disc-shaped saw blade which is arranged on the mower and provided with a mounting hole in the center, and grass and trees are cut through rotation. However, the conventional grass cutting blade can only be used for flat grasslands, such as playgrounds or clean flower bed lawns, is difficult to cut grasslands mixed by shrubs, branches and stones, is easy to damage the cutting edge of the grass cutting blade, can cause the grass cutting blade to collapse seriously and splash to the periphery to cause potential safety hazards, and most of the conventional grass cutting blades are poor in heat dissipation performance, and are prone to overheating after long-time cutting, so that the cutting performance of the grass cutting blade is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem that this application will solve provides a grass cutting piece that heat dispersion is good, through set up the enhancement arris portion at the sawtooth portion inner circle, is equipped with a plurality of enhancement frustums that closely arrange on the enhancement arris portion, and this structure can break comparatively hard object, strengthens the intensity of saw bit, protects the cutting edge head, prevents that the cutting edge head from collapsing. Meanwhile, a plurality of groups of strip-shaped heat dissipation holes which are arranged in a divergent manner are arranged, so that the heat dissipation performance of the mowing saw blade is greatly increased.
In order to solve the technical problem, the application discloses a grass cutting piece that heat dispersion is good, it includes: the center of the substrate is provided with a mounting through hole; the strip-shaped heat dissipation holes are arranged on the substrate in a divergent mode; the sawtooth part is arranged at the edge of the substrate in a circle and protrudes out of the substrate, the end part of the sawtooth part is provided with a blade groove, and a blade head is arranged in the blade groove; the strengthening edge part is arranged at the inner ring of the sawtooth part, and a plurality of strengthening frustums which are closely arranged are arranged on the strengthening edge part.
According to the utility model discloses an embodiment, wherein be equipped with the chip removal recess between the above-mentioned adjacent sawtooth part.
According to an embodiment of the present invention, the reinforcing rib is provided with 9 sets.
According to an embodiment of the present invention, the height of the reinforced rib is 3mm to 5 mm.
According to the utility model discloses an embodiment, wherein above-mentioned every group strengthens arris portion and is equipped with 3 groups and strengthens the frustum.
According to an embodiment of the present invention, there is a gap between the adjacent reinforcing ribs.
According to an embodiment of the present invention, an angle between the inclined plane of the reinforcement frustum and a horizontal line is 20 ° to 30 °.
Compared with the prior art, the utility model discloses can obtain including following technological effect:
through strengthening the arris portion in sawtooth portion inner circle setting, strengthen being equipped with a plurality of enhancement frustum of closely arranging in the arris portion, this structure can break comparatively hard object, strengthens the intensity of saw bit, protects the cutting edge head, prevents that the cutting edge head from collapsing. Meanwhile, a plurality of groups of strip-shaped heat dissipation holes which are arranged in a divergent manner are arranged, so that the heat dissipation performance of the mowing saw blade is greatly increased.
Of course, it is not necessary for any product to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a schematic view of a grass cutting blade with good heat dissipation performance according to an embodiment of the present invention;
fig. 2 is a schematic side view of a reinforcing rib 40 according to an embodiment of the present invention.
Reference numerals
The chip comprises a substrate 10, a mounting through hole 11, strip-shaped heat dissipation holes 20, a sawtooth part 30, a blade groove 31, a blade head 32, a reinforced ridge part 40, a reinforced frustum 41 and a chip removal groove 50.
Detailed Description
The following detailed description will be made with reference to the accompanying drawings and examples, so that how to implement the technical means of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Referring to fig. 1 and 2, fig. 1 is a schematic view of a grass cutting blade with good heat dissipation performance according to an embodiment of the present invention, and fig. 2 is a schematic view of a side surface of a reinforced edge portion 40 according to an embodiment of the present invention.
As shown in the figure, the grass cutting sheet with good heat dissipation performance comprises: a substrate 10, wherein the center of the substrate 10 is provided with a mounting through hole 11; a plurality of strip-shaped heat dissipation holes 20 arranged on the substrate 10 in a divergent manner; the sawtooth part 30 is arranged at the edge of the substrate 10 by one circle, the sawtooth part 30 protrudes out of the substrate 10, the end part of the sawtooth part 30 is provided with a blade groove 31, and a blade head 32 is arranged in the blade groove 31; and a reinforcing edge part 40 arranged at the inner ring of the sawtooth part 30, wherein a plurality of reinforcing frustum bases 41 which are closely arranged are arranged on the reinforcing edge part 40.
In one embodiment of the present invention, the substrate 10 is provided with a mounting through hole 11 at the center thereof for mounting a mowing saw blade. The substrate 10 is provided with the radiating holes 20 arranged in a divergent manner, and the radiating performance of the mowing saw blade is greatly improved by the plurality of groups of radiating holes 20 arranged in a divergent manner.
Further, the substrate 10 is provided with saw teeth 30 around its edge, and the saw teeth 30 protrude from the substrate 10. A chip discharging groove 50 is formed between the adjacent saw teeth 30 to discharge chips. The end of the serrated portion 30 is provided with a blade groove 31, a blade head 32 is provided in the blade groove 31, the blade head 32 is welded in the blade groove 31, and the blade head 32 cuts objects such as plants and trees. The inner ring of the sawtooth part 30 is provided with a reinforced edge part 40, and the reinforced edge part 40 is provided with a plurality of reinforced frustums 41 which are closely arranged.
Preferably, the reinforcing ribs 40 are provided with 9 groups, and a gap exists between adjacent reinforcing ribs 40, so that better chip removal is facilitated. The height of the reinforcing ridge 40 is 3mm to 5 mm. Each set of reinforcing ribs 40 is provided with 3 sets of reinforcing frustums 41. The included angle between the inclined plane of the reinforcing frustum 41 and the horizontal line is 20-30 degrees, and the reinforcing edge part 40 has excellent cutting performance and can break objects which are difficult to break.
The utility model discloses a through set up in 30 inner circles of sawtooth portion and strengthen arris portion 40, strengthen being equipped with a plurality of enhancement frustum 41 that closely arrange on arris portion 40, this structure can break comparatively hard object, strengthens the intensity of saw bit of mowing, protects the cutting edge head, prevents that the cutting edge head from collapsing.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.
Claims (7)
1. The utility model provides a grass cutting piece that heat dispersion is good which characterized in that includes:
the mounting structure comprises a substrate, wherein a mounting through hole is formed in the center of the substrate;
the strip-shaped heat dissipation holes are arranged on the substrate in a divergent mode;
the sawtooth part is arranged on the edge of the substrate in a circle, the sawtooth part protrudes out of the substrate, the end part of the sawtooth part is provided with a blade groove, and a blade head is arranged in the blade groove;
the reinforced edge part is arranged on the inner ring of the sawtooth part, and a plurality of reinforced frustum platforms which are closely arranged are arranged on the reinforced edge part.
2. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein chip removal grooves are formed between adjacent saw tooth portions.
3. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein the reinforcing ridge portions are provided with 9 groups.
4. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein the height of the reinforcing ridge portion is 3mm to 5 mm.
5. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein each group of the reinforcing ridge portions is provided with 3 groups of the reinforcing frustum.
6. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein a gap exists between adjacent reinforcing ridge portions.
7. The grass cutting blade with good heat dissipation performance as claimed in claim 1, wherein an included angle between the inclined surface of the reinforcing frustum and a horizontal line is 20-30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719636.5U CN214126040U (en) | 2020-11-23 | 2020-11-23 | Grass cutting sheet with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719636.5U CN214126040U (en) | 2020-11-23 | 2020-11-23 | Grass cutting sheet with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214126040U true CN214126040U (en) | 2021-09-07 |
Family
ID=77566078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022719636.5U Active CN214126040U (en) | 2020-11-23 | 2020-11-23 | Grass cutting sheet with good heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214126040U (en) |
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2020
- 2020-11-23 CN CN202022719636.5U patent/CN214126040U/en active Active
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