CN214446575U - Annular stationary knife of hair trimmer - Google Patents
Annular stationary knife of hair trimmer Download PDFInfo
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- CN214446575U CN214446575U CN202023063307.6U CN202023063307U CN214446575U CN 214446575 U CN214446575 U CN 214446575U CN 202023063307 U CN202023063307 U CN 202023063307U CN 214446575 U CN214446575 U CN 214446575U
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- hair trimmer
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Abstract
The utility model discloses an annular fixed cutter of a hair trimmer, which comprises an annular collet (1), an annular blade (2) and at least two axial supporting parts (111), wherein a plurality of circumferential dead zones (3) are formed between the annular collet (1) and the annular blade (2); a plurality of trimming outer fixed teeth (211) which are in the same plane are distributed at intervals on the periphery of the outer ring of the annular blade (2); the diameter of a circle surrounded by the edge on the outermost end of the trimming outer fixed tooth (211) is larger than the inner diameter of the annular bottom support (1). Its advantage is: the trimmer based on the annular fixed cutter has good trimming effect and less shearing leakage condition.
Description
Technical Field
The utility model relates to an annular stationary knife of a hair trimmer.
Background
In the prior art, the blade cover of the electric shaver comprises a blade and a blade cover, a cavity is arranged in the blade cover, the blade is arranged in the cavity, and a plurality of through holes for beards to enter the cavity are formed in the blade cover, but at least the following defects exist: 1. when the long beard trimming tool is used for trimming beards, the long beards are easy to push against the skin, so that the effect is poor during shaving; 2. hairs are easy to block when long beards are trimmed, so that the experience feeling is poor when the beards are used; 3. the function is single, and only coarse cutting or fine cutting can be carried out on the beards.
In view of the above situation, the applicant (teff electric limited, wenzhou) proposed an electric razor cap with application number 202010597188.8, entitled electric razor cap, to solve the above problems.
Practice proves that the relation between the base and the saw teeth of the outer cutter mesh is not perfect, so that the condition of missed hair trimming is caused, namely, after the hair enters the mesh enclosure, a small part of the hair cannot be trimmed, and the phenomenon of missed hair trimming is caused, so that the trimming effect of the trimmer with the mesh enclosure has a space for improving.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a hair trimmer's annular stationary knife, based on this annular stationary knife's clipping machine, difficult card hair, it is few to leak the situation of cutting.
In order to solve the technical problem, the utility model provides a technical scheme does: an annular stationary knife of a hair trimmer comprises an annular bottom support, an annular blade and at least two axial supporting parts, wherein a plurality of circumferential empty areas are formed between the annular bottom support and the annular blade; wherein, a plurality of trimming outer fixed teeth which are in the same plane are distributed at intervals on the periphery of the outer ring of the annular blade; the diameter of a circle surrounded by the edge on the outermost end of the trimming outer fixed tooth is larger than the inner diameter of the annular bottom support.
Furthermore, a plurality of trimming inner fixed teeth which are in the same plane are distributed at intervals on the periphery of the inner ring of the annular blade.
Further, the ring blade includes a ring blade body; the outer edge of the annular sheet body is provided with an outer edge which is folded downwards and extends outwards, and the outer fixed teeth are trimmed on the outer edge; the inner edge of the annular sheet body is provided with an inner edge which is folded downwards and extends inwards, and the inner positioning teeth are trimmed on the inner edge; the inner edge of the annular plate body is also provided with a plurality of radial connecting blocks which are distributed at intervals.
Further, the annular sheet body is in smooth transition with the outer edge of the annular sheet body; the annular sheet body and the inner edge of the annular sheet body are in smooth transition.
Furthermore, an open U-shaped groove is formed between the adjacent trimming outer fixed teeth.
Furthermore, the distance between two side wall surfaces of the trimming outer fixed teeth is gradually increased along the hair entering direction.
Furthermore, the annular bottom support and the axial support part are of an integrated structure, and the axial support part and the annular blade are welded and fixed up and down.
Further, the outer ends of the outer cutting teeth are raised away from the hair entry direction, and the height of the raised portions is 0.2-0.3 mm.
Further, the outer end of the outer fixed teeth of the trimming part is provided with a smooth skin contact surface at the uplifting part.
Furthermore, the raised part at the outer end of the trimming outer fixed tooth is connected and transited with the trimming outer fixed tooth through a concave cambered surface.
Compared with the prior art, the structure design has the following advantages:
a plurality of circumferential empty areas are formed between the annular bottom support and the annular blade by the annular bottom support and the annular blade; besides, a plurality of trimming outer fixed teeth which are in the same plane are distributed at intervals on the periphery of the outer ring of the annular blade; meanwhile, the length of the trimming outer fixed teeth is increased, and the requirement that the diameter of a circle surrounded by the edges at the outermost ends of the trimming outer fixed teeth is larger than the inner diameter of the annular bottom support is met. Wholly realized longer hair entering, through increasing the length of pruning outer fixed tooth, satisfied the diameter of pruning the circle that the border on the outermost end of outer fixed tooth encloses is greater than the internal diameter of annular collet, overcome the condition of the hourglass of hair and cut.
Drawings
Fig. 1 is a schematic plan view of a structure according to the present invention.
FIG. 2 is a view of the phase of FIG. 1A-A.
FIG. 3 is a view of the phase B-B of FIG. 1.
Fig. 4 is a perspective view of fig. 1.
Fig. 5 is a schematic plan view of another structure of the present invention.
Fig. 6 is a view of the phase of fig. 5A-a.
Fig. 7 is a view of fig. 5B-B.
Fig. 8 is a perspective view of fig. 5.
Shown in the figure: 1. an annular collet; 2. an annular blade; 211. trimming the outer fixed teeth; 212. trimming the inner fixed teeth; 213. an annular sheet body; 214. a raised region; 215. a skin contacting surface; 3. a circumferential empty zone; 4. a U-shaped groove; 5. a U-shaped connecting sheet; 6. a radial connecting block.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
Example one
The present embodiment discloses a circular stationary knife of a hair trimmer, as shown in fig. 1 to 4.
As shown in fig. 1 and 4, it comprises an annular shoe 1 and an annular blade 2, at the upper end of the annular shoe 1 there being 3 spaced axial supports 111, the 3 axial supports 111 being equally distributed on the annular shoe 1; the lower end of the annular shoe 1 is a radially protruding ring and the radially protruding ring of the annular shoe 1, the axial bearings 111 and the annular shoe 1 are of one-piece construction.
As shown in fig. 2 and 3, the axial support portion 111 is a block structure extending in the axial direction of the annular shoe 1, and the height of the block structure may be equal to, slightly larger than, or slightly smaller than the height of the annular shoe 1.
As shown in fig. 1 and 2, the ring blade 2 is composed of a ring body 213, a trimming outer fixed tooth 211 and a trimming inner fixed tooth 212, the outer edge of the ring body 213 has an outer edge folded downward and extending outward, the trimming outer fixed tooth 211 is plural and is located on the outer edge at intervals in the same plane; the inner edge of the annular sheet body 213 is provided with an inner edge which is folded downwards and extends inwards, and a plurality of trimming inner fixed teeth 212 are arranged on the inner edge at intervals on the same plane; secondly, the diameter of the circle defined by the edge on the outermost end of the trimming outer fixed tooth 211 is larger than the inner diameter of the annular shoe 1 and smaller than the outer diameter of the annular shoe 1, as shown in fig. 1, the circle Y1 defined by the edge on the outermost end of the trimming outer fixed tooth 211 is shown in the figure, the inner circle of the annular shoe 1 is marked by Y2, the outer circle of the annular shoe 1 is marked by Y3, and the diameter of the circle Y1 is smaller than the diameter of the circle Y3 and larger than the diameter of the circle Y2.
As shown in fig. 1, 3 and 4, the annular collet 1 and the annular blade 2 are connected up and down, 3U-shaped connecting pieces 5 are distributed on the periphery of the annular blade 2, and the U-shaped bayonet of each U-shaped connecting piece 5 is clamped on the corresponding positioning lug of the block structure body of the annular collet 1 and then fixed by welding. In this way, 3 circumferential empty zones 3 are formed between the annular shoe 1 and the annular blade 2.
As shown in fig. 2, the annular plate body 213 is smoothly transited to the outer edge thereof; the annular plate body 213 is smoothly transited to the inner edge thereof. The human skin is contacting the changeover portion between annular piece body 213 and its outward flange, and the changeover portion between annular piece body 213 and its inward flange can be smooth, can not be by the fish tail.
In this embodiment, as shown in fig. 3, the following design is adopted to ensure the amount of hair entering, an open U-shaped groove 4 is formed between adjacent outer fixed trimming teeth 211, the distance between two side wall surfaces of the outer fixed trimming teeth 211 increases from small to large along the hair entering direction, the two side wall surfaces of the outer fixed trimming teeth 211 are respectively marked by S1 and S2, and the hair entering direction is marked by F1.
In this embodiment, as shown in fig. 2, in order to keep the skin of the human body away from the trimming portion by a certain distance, to avoid scratching the skin during the trimming process, and to make the skin smoother when contacting the skin, the following design is adopted, the outer end of the trimming outer fixed tooth 211 is raised in the direction away from the hair entering direction, the height d1 of the protrusion is 0.2-0.3mm, the protrusion portion 214 at the outer end of the trimming outer fixed tooth 211 has a smooth skin contacting surface 215, and the protrusion portion 214 at the outer end of the trimming outer fixed tooth 211 is engaged and transited with the trimming outer fixed tooth 211 through a concave arc surface.
As shown in fig. 1, there are 3 radial connecting blocks 6 spaced apart from each other on the inner edge of the ring body 213 to facilitate the installation of the mesh enclosure on the ring body 213.
Example two
The present embodiment discloses a circular stationary knife of a hair trimmer, as shown in fig. 5 to 8.
As shown in fig. 5 and 8, it comprises an annular shoe 1 and an annular blade 2, at the upper end of the annular shoe 1 there being 3 spaced axial supports 111, the 3 axial supports 111 being equally distributed on the annular shoe 1; the lower end of the annular shoe 1 is a radially protruding ring and the radially protruding ring of the annular shoe 1, the axial bearings 111 and the annular shoe 1 are of one-piece construction.
As shown in fig. 6 and 7, the axial support portion 111 is a block structure extending in the axial direction of the annular shoe 1, and the height of the block structure may be equal to, slightly larger than, or slightly smaller than the height of the annular shoe 1.
As shown in fig. 5 and 6, the ring blade 2 is composed of a ring body 213, a trimming outer fixed tooth 211 and a trimming inner fixed tooth 212, the outer edge of the ring body 213 has an outer edge folded downward and extending outward, the trimming outer fixed tooth 211 is plural and is on the outer edge at intervals in the same plane; the inner edge of the annular sheet body 213 is provided with an inner edge which is folded downwards and extends inwards, and a plurality of trimming inner fixed teeth 212 are arranged on the inner edge at intervals on the same plane; secondly, the diameter of the circle defined by the edge on the outermost end of the trimming outer fixed tooth 211 is larger than the inner diameter of the annular shoe 1 and smaller than the outer diameter of the annular shoe 1, as shown in fig. 5, the circle Y1 defined by the edge on the outermost end of the trimming outer fixed tooth 211 is shown in the figure, the inner circle of the annular shoe 1 is marked by Y2, the outer circle of the annular shoe 1 is marked by Y3, and the diameter of the circle Y1 is smaller than the diameter of the circle Y3 and larger than the diameter of the circle Y2.
As shown in fig. 5, 7 and 8, the annular collet 1 and the annular blade 2 are connected up and down, 3U-shaped connecting pieces 5 are distributed on the periphery of the annular blade 2, and the U-shaped bayonet of each U-shaped connecting piece 5 is clamped on the corresponding positioning lug of the block structure body of the annular collet 1 and then fixed by welding. In this way, 3 circumferential empty zones 3 are formed between the annular shoe 1 and the annular blade 2.
As shown in fig. 6, the annular plate body 213 is smoothly transited to the outer edge thereof; the annular plate body 213 is smoothly transited to the inner edge thereof. The human skin is contacting the changeover portion between annular piece body 213 and its outward flange, and the changeover portion between annular piece body 213 and its inward flange can be smooth, can not be by the fish tail.
In this embodiment, as shown in fig. 7, the following design is adopted to ensure the amount of hair entering, an open U-shaped groove 4 is formed between adjacent outer fixed trimming teeth 211, the distance between two side wall surfaces of the outer fixed trimming teeth 211 increases from small to large along the hair entering direction, the two side wall surfaces of the outer fixed trimming teeth 211 are respectively marked by S1 and S2, and the hair entering direction is marked by F1.
In this embodiment, as shown in fig. 6, in order to keep the skin of the human body away from the trimming portion by a certain distance, to avoid scratching the skin during the trimming process, and to make the skin smoother when contacting the skin, the following design is adopted, the outer end of the trimming outer fixed tooth 211 is raised in the direction away from the hair entering direction, the height d1 of the protrusion is 0.2-0.3mm, the protrusion portion 214 at the outer end of the trimming outer fixed tooth 211 has a smooth skin contacting surface 215, and the protrusion portion 214 at the outer end of the trimming outer fixed tooth 211 is engaged and transited with the trimming outer fixed tooth 211 through a concave arc surface.
As shown in fig. 8, in this embodiment, the mesh enclosure does not need to be connected to the ring body 213 when assembling, and the number of the trimming internal teeth 212 on the ring body 213 is greater than that of the trimming internal teeth 212 of the embodiment.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and all the changes made within the scope of the independent claims of the present invention are within the scope of the present invention.
Claims (10)
1. An annular stationary knife of a hair trimmer comprises
An annular bottom support (1),
an annular blade (2) is arranged on the inner side of the blade,
and at least two axial bearings (111) between the annular shoe (1) and the annular blade (2) to allow the formation of a plurality of circumferential empty zones (3) between the annular shoe (1) and the annular blade (2); the method is characterized in that: the periphery of the outer ring of the annular blade (2) is provided with a plurality of trimming outer fixed teeth (211) which are arranged at intervals and are in the same plane, and the diameter of a circle formed by the surrounding of the edge at the outermost end of each trimming outer fixed tooth (211) is larger than the inner diameter of the annular bottom support (1).
2. The annular stationary blade for hair trimmer according to claim 1, wherein:
the inner ring periphery of the annular blade (2) is distributed with a plurality of trimming inner fixed teeth (212) which are in the same plane at intervals.
3. The annular stationary blade for hair trimmer according to claim 1, wherein:
the ring blade (2) comprises a ring blade body (213); the outer edge of the annular sheet body (213) is provided with an outer edge which is folded downwards and extends outwards, and the outer fixed teeth (211) are trimmed on the outer edge; the inner edge of the annular sheet body (213) is provided with an inner edge which is folded downwards and extends inwards, and the inner fixed teeth (212) are trimmed on the inner edge; the inner edge of the annular sheet body (213) is also provided with a plurality of radial connecting blocks (6) which are distributed at intervals.
4. The annular stationary blade for hair trimmer according to claim 3, wherein: the annular sheet body (213) is smoothly transited with the outer edge thereof; the annular sheet body (213) is in smooth transition with the inner edge.
5. The annular stationary blade for hair trimmer according to claim 1, wherein: an open U-shaped groove (4) is arranged between the adjacent trimming outer fixed teeth (211).
6. The annular stationary blade for hair trimmer according to claim 1, wherein: the distance between two side wall surfaces of the trimming outer fixed teeth (211) is from small to large along the entering direction of the hair.
7. The annular stationary blade for hair trimmer according to claim 1, wherein: the annular bottom support (1) and the axial supporting part (111) are of an integral structure, and the axial supporting part (111) and the annular blade (2) are welded and fixed up and down.
8. The annular stationary blade for hair trimmer according to claim 1, wherein: the outer ends of the trimming outer fixed teeth (211) are raised towards the direction away from the hair entering direction, and the height of the raised parts is 0.2-0.3 mm.
9. The annular stationary blade for hair trimmer according to claim 8, wherein: a rounded skin contact surface (215) is formed at a raised portion (214) of the outer end of the trimming outer set tooth (211).
10. The annular stationary blade for hair trimmer according to claim 8, wherein: the raised part (214) at the outer end of the trimming outer fixed tooth (211) is connected and transited with the trimming outer fixed tooth (211) through a concave cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023063307.6U CN214446575U (en) | 2020-12-18 | 2020-12-18 | Annular stationary knife of hair trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023063307.6U CN214446575U (en) | 2020-12-18 | 2020-12-18 | Annular stationary knife of hair trimmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214446575U true CN214446575U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023063307.6U Active CN214446575U (en) | 2020-12-18 | 2020-12-18 | Annular stationary knife of hair trimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214446575U (en) |
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- 2020-12-18 CN CN202023063307.6U patent/CN214446575U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 315han street, Ningbo Patentee after: CIXI JIWANG KNIFE AND SCISSORS CO.,LTD. Address before: 315301 Bai Liang Cun, Zonghan street, Cixi City, Ningbo City, Hangzhou City, Zhejiang Province Patentee before: CIXI JIWANG KNIFE AND SCISSORS CO.,LTD. |