CN211362347U - Razor moves sword blade and tool bit - Google Patents

Abstract

The utility model provides a razor moves sword blade and tool bit, includes the blade base member, the blade base member outwards extends has first sword foot, first sword foot include the first support arm that meets with the blade base member, along the second support arm that first support arm outer end upwards turned over and along the third support arm that arbitrary one side of second support arm inwards turned over, be equipped with on the third support arm and be located inboard inner ring cutting edge and be located the first outer ring cutting edge in the outside. Through the design, the inner ring cutting edge and the first outer ring cutting edge can be positioned above the blade base body, so that the blade base body has a larger area, and can be directly connected with other parts without a supporting plate, the production process is simplified, and the production cost is reduced; meanwhile, when more cutter legs can be accommodated, the cutter legs can be simultaneously provided with inner and outer ring cutting edges, so that the shaving range and efficiency are improved; and the blade base body has larger area and the blade foot has better supporting force, the integral strength of the movable blade is ensured, and the service life is prolonged.

Description

Razor moves sword blade and tool bit

Technical Field

The invention relates to the field of shavers, in particular to a movable blade and a blade head of a shaver.

Background

The shaver is a tool for shaving beards, mainly comprises a fixed cutter mesh, a movable cutter blade, a micro motor and a shell, wherein the movable cutter blade is driven to rotate by the micro motor during use, so that the beards are removed by matching with the fixed cutter mesh.

However, the conventional movable knife blade, such as the one named "an electric shaver head" with the application number "201310369589.8", mostly extends a plurality of knife legs directly outwards, and then the knife legs are provided with knife edges, which has the following disadvantages: 1) due to the limitation of space, the number of the cutter feet is also limited, so that the number of the cutter feet and the number of the cutter edges are insufficient, only a single-ring cutter edge can be arranged, and the shaving effect is poor comprehensively. 2) Because a plurality of knife feet occupy very big space, this has just led to moving the sword blade base member less to moving the sword blade and dropping easily when making the complete machine installation, so designed a bottom plate and held the blade, this has just led to the structure more complicated, and manufacturing process is more loaded down with trivial details, assembly and material cost increase. 3) Meanwhile, the movable knife blade is small in base body and the knife legs are arranged in a suspended mode, so that the whole knife blade is fragile, low in strength and short in service life.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides a movable blade and a blade head of a shaver.

The technical scheme for solving the technical problem is as follows: the utility model provides a razor moves sword blade, includes the blade base member, the blade base member outwards extend and have at least one first sword foot, first sword foot include the first support arm that meets with the blade base member, along the second support arm that first support arm outer end upwards turned over and along the third support arm that the arbitrary one side of second support arm inwards turned over, the third support arm on be equipped with the inner ring cutting edge that is located the inboard and be located the first outer ring cutting edge in the outside.

Furthermore, the circle centers of the plurality of inner ring cutting edges and the circle centers of the plurality of first outer ring cutting edges are superposed with the circle center of the blade base body.

Furthermore, the third supporting arm inclines forwards along the rotating direction of the movable blade.

Furthermore, the first supporting arm inclines outwards along the rotating direction of the movable blade.

Further, the number of the first knife legs is six.

Furthermore, the blade base body outwards extends and is provided with at least one second blade foot, the second blade foot comprises a fourth supporting arm and a fifth supporting arm, the fourth supporting arm is upwards turned along the outer side of the blade base body, the fifth supporting arm is outwards turned along the fourth supporting arm, and a second outer ring cutting edge is arranged on the fifth supporting arm.

Further, the circle center of the second outer ring cutting edge is overlapped with the circle center of the first inner ring cutting edge.

Furthermore, the fifth supporting arm inclines forwards along the rotating direction of the movable blade.

Furthermore, the number of the second knife legs is three, and the second knife legs and the first knife legs are arranged in a staggered mode.

A shaver head with the shaver moving blade further comprises a fixed cutter net and a plastic part, and the moving blade is respectively connected with the fixed cutter net and the plastic part.

The invention has the beneficial effects that: 1. the inner ring cutting edge and the first outer ring cutting edge can be just positioned right above the blade base body through the structural layout and design of the supporting arms, and the blade base body has a larger area on the premise of not occupying the area of the blade base body, so that the blade base body can be directly connected with other parts without using a supporting plate, the production process is simplified, and the production cost is reduced; meanwhile, when more cutter legs can be accommodated, the outer ring cutting edge and the inner ring cutting edge can be arranged on the cutter legs simultaneously, so that the shaving range and efficiency are improved; and the blade base body has larger area and the blade foot has better supporting force, the integral strength of the movable blade is ensured, and the service life is prolonged.

Drawings

Fig. 1 is a structural view of a movable blade according to a first embodiment of the present invention.

Fig. 2 is a structural view of a moving blade in another view according to the first embodiment of the present invention.

Fig. 3 is a structural view of a moving blade in another view according to the first embodiment of the present invention.

Fig. 4 is a structural view of a movable blade according to a second embodiment of the present invention.

Fig. 5 is a structural view of a movable blade according to another view of the second embodiment of the present invention.

Fig. 6 is a structural view of a movable blade according to another view of the second embodiment of the present invention.

Fig. 7 is an exploded view of the integral bit of the present invention.

Fig. 8 is a structural view of the integral cutter head of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example one

Referring to fig. 1 to 3, a razor moving blade 1 includes a blade base body 2, the blade base body 2 outwardly extends to have six first blades 3, each first blade 3 includes a first support arm 4 connected with the blade base body 2, a second support arm 5 upwardly turned along the outer end of the first support arm 4, and a third support arm 6 inwardly turned along any one side of the second support arm 5, and the third support arm 6 is provided with an inner ring blade 7 located on the inner side and a first outer ring blade 8 located on the outer side. Between preferred first support arm 4 and the second support arm 5 and between second support arm 5 and the third support arm 6 mutually perpendicular, thereby through the overall arrangement of above-mentioned structure and design back, make inner ring cutting edge 7 and first outer ring cutting edge 8 can just be located blade base member 2 directly over, guarantee under the prerequisite that does not occupy blade base member 2 area, and can set up more sword feet 3, and can produce the space that holds inner ring cutting edge 7 and first outer ring cutting edge 8 simultaneously, thereby reach better shaving effect and shaving scope through more sword feet and the combination of inner and outer ring cutting edge, its effect is better than present monocycle cutting edge far away (present blade can only make monocycle cutting edge because of the area restriction) and shaves. And after such structural layout and design, the area of blade base member 2 can compare in original increase a lot and need not to increase other layer board and guarantee the assembly, and the increase of the area of blade base member 2 has guaranteed the intensity of whole moving knife blade simultaneously, has improved life.

In this embodiment, the third support arm 6 is inclined forward in the direction of rotation of the movable blade. After the razor is opened, because move the beard contact of sword blade with human chin when rotatory, thereby the cutting edge on the blade cuts and realizes shaving function, so the cutting edge on the blade can receive one and the opposite resistance of direction of rotation when using, and after the interior outer ring cutting edge on third support arm 6 received this resistance, because third support arm 6 inclines forward the setting along this rotation direction who moves the sword blade, thereby can improve the torsional strength of this third support arm 6 and interior ring cutting edge 7 and first outer ring cutting edge 8, thereby can not produce great book deformation after receiving great resistance yet, and service life is prolonged.

In this embodiment, the first supporting arm 4 is inclined outward in the rotating direction of the movable blade. The existing knife leg basically extends outwards perpendicularly, so that the knife leg is very thin, and after the arrangement, the first supporting arm 4 connected with the blade base body 2 is ensured to have a large enough area to ensure the strength of a base layer (because the upper end of the knife leg is provided with a plurality of supporting arms and cutting edges), and the inclination direction of the knife leg is consistent with the rotation direction of the movable knife blade, so that the knife leg has better torsional strength during rotation, and can not generate larger folding deformation after being subjected to larger resistance, and the service life is prolonged.

In this embodiment, the centers of the inner ring blades 7 and the first outer ring blades 8 coincide with the center of the blade base 2. Through the arrangement, the cutting edges in the same circle center can act simultaneously to ensure better shaving effect when the shaver rotates to shave.

Example two

The embodiment adds the following contents on the basis of the first embodiment:

referring to fig. 4 to 6, after the first embodiment, each first blade leg 3 is substantially arranged right above the blade base body 2, so that more accommodating spaces are provided for accommodating more blade legs and blades, and since the space between the two blade legs of the inner ring and the outer ring is larger, a certain gap is left between the two first blade legs 3, so that more second blade legs 9 and blades can be provided through the gap. Specifically, the blade base body 2 extends outwards to form three second blade feet 9, each second blade foot 9 comprises a fourth supporting arm 10 turning upwards along the outer side of the blade base body 2 and a fifth supporting arm 11 turning outwards along the fourth supporting arm 10, and a second outer ring blade 12 is arranged on the fifth supporting arm 11. Therefore, by the arrangement and design of the structure, the second outer ring cutting edge 12 can be just positioned right above the blade base body 2 and between the two first cutting feet 3, namely the two first outer ring cutting edges 8, so that more second cutting feet 9 can be arranged on the premise of not occupying the area of the blade base body 2 and the area of the first cutting feet 3, more second outer ring cutting edges 12 can be arranged, and a better shaving effect can be achieved through more second outer ring cutting edges.

In this embodiment, the fifth support arm 11 is inclined forward in the rotating direction of the movable blade. The principle of the third support arm is the same as that of the third support arm 6 in the first embodiment, so that the torsional strength of the fifth support arm 11 and the second outer ring blade 12 can be improved, and the fifth support arm and the second outer ring blade do not generate large folding deformation after being subjected to large resistance, and the service life of the fifth support arm is prolonged.

In the present embodiment, the center of the second outer ring blade 12 coincides with the center of the first inner ring blade 8. Through the arrangement, the cutting edges in the same circle center can act simultaneously to ensure better shaving effect when the shaver rotates to shave.

Referring to fig. 7 and 8, a razor head 13 with the above razor movable blade further comprises a stationary knife net 14 and a plastic member 15, and the movable blade 1 is connected to the stationary knife net 14 and the plastic member 15, respectively. When in specific connection, the rivet 16 on the plastic piece 15 is riveted with the rivet hole 17 on the movable cutter blade 1, and then the fixed cutter mesh 14 is arranged on the movable cutter blade 1.

This embodiment is only one of the preferable embodiments of this patent, and any changes made without departing from the scope of this patent are within the scope of this patent.

Claims (10)

1. The utility model provides a razor moves sword blade, includes the blade base member, the blade base member outwards extend and have at least one first sword foot, its characterized in that: the first blade foot comprises a first supporting arm connected with the blade base body, a second supporting arm upwards turned along the outer end of the first supporting arm and a third supporting arm inwards turned along any one side of the second supporting arm, and the third supporting arm is provided with an inner ring blade positioned on the inner side and a first outer ring blade positioned on the outer side.

2. The razor movable blade according to claim 1, wherein: the circle centers of the plurality of inner ring cutting edges and the circle centers of the plurality of first outer ring cutting edges are superposed with the circle center of the blade base body.

3. The razor movable blade according to claim 1, wherein: the third supporting arm inclines forwards along the rotating direction of the movable cutter blade.

4. The razor movable blade according to claim 1, wherein: the first supporting arm inclines outwards along the rotating direction of the movable blade.

5. The razor movable blade according to claim 1, wherein: the number of the first knife legs is six.

6. The razor movable blade according to claim 1, wherein: the blade base member outwards extend and have at least one second sword foot, the second sword foot include along the fourth support arm that the blade base member outside turned over and the fifth support arm that turns over along the fourth support arm, the fifth support arm on be equipped with the second outer loop cutting edge.

7. The razor movable blade according to claim 6, wherein: the circle center of the second outer ring cutting edge is superposed with the circle center of the first inner ring cutting edge.

8. The razor movable blade according to claim 6, wherein: the fifth supporting arm inclines forwards along the rotating direction of the movable cutter blade.

9. The razor movable blade according to claim 6, wherein: the number of the second knife legs is three, and the second knife legs and the first knife legs are arranged in a staggered mode.

10. A razor cartridge having a razor movable blade according to any of claims 1 to 9, characterized in that: the tool bit further comprises a fixed knife net and a plastic piece, and the movable knife blade is connected with the fixed knife net and the plastic piece respectively.

Images