CN211440086U

CN211440086U - Knife rest structure and shaver

Info

Publication number: CN211440086U
Application number: CN201922193339.9U
Authority: CN
Inventors: 叶裕钧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-08
Anticipated expiration: 2029-12-09

Abstract

The utility model belongs to the technical field of the equipment of shaving, especially, relate to a knife rest structure and razor. A blade holder structure for detachably holding a blade holder structure, the blade holder structure comprising: the shell mechanism comprises a knife handle, the knife handle is provided with an operation groove, the groove depth of the operation groove is arranged along the radial direction of the knife handle, and the inner wall of the operation groove is provided with a sliding groove; one end of the cutter head structure is detachably buckled at one end of the cutter handle; and the dismounting mechanism comprises a pressing end cover, a push rod arranged in the sliding groove and a first elastic piece. The inner wall of sliding tray corresponds the tool bit structure and the hookup location of handle of a knife has seted up ejecting through-hole, presses the one end of end cover and is located the operation groove and its other end inserts the sliding tray and connects the one end of push rod, and the inner wall of end cover and sliding tray is pressed in the both ends butt respectively of first elastic component. The utility model discloses the cost-push that the fatigue failure and the secondary injection moulding of having avoided the flexible glue material lead to has improved the life of knife rest structure.

Description

Knife rest structure and shaver

Technical Field

The utility model belongs to the technical field of the equipment of shaving, especially, relate to a knife rest structure and razor.

Background

The shaver is an inseparable living article for people, is particularly needed by adults and men, and has two types, namely an electric shaver, which has a complex structure, is inconvenient to maintain and repair, is expensive and is inconvenient to clean; the other is a manual shaver. When the existing manual shaver is used for replacing the cutter head, a user is generally required to press a detaching button arranged on the cutter frame so as to detach the cutter head from the cutter frame.

However, the disassembly button is generally formed by secondary injection molding of soft and hard rubber materials, and after the user presses the disassembly button, the disassembly button is reset through the elastic restoring force of the soft rubber materials. Therefore, the secondary injection molding cost is high, the disassembly button is repeatedly used, the soft rubber is easy to cause material fatigue and failure, and the service life of the knife rest is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a knife rest structure aims at solving the problem that how to reduce knife rest structure's cost and improve its life.

The utility model provides a knife rest structure for detachably fixes knife rest structure, knife rest structure includes:

the shell mechanism comprises a knife handle, the knife handle is provided with an operation groove, the groove depth of the operation groove is arranged along the radial direction of the knife handle, and the inner wall of the operation groove is provided with a sliding groove; one end of the cutter head structure is detachably buckled at one end of the cutter handle; and

the disassembly mechanism is used for releasing the connection between the tool handle and the tool bit structure and comprises a pressing end cover, a push rod arranged in the sliding groove and a first elastic piece which has elastic restoring force, is made of a metal material and is arranged at an interval with the push rod;

the arrangement path of the sliding groove extends towards the tool bit structure along the axial direction of the tool holder, an ejection through hole is formed in the inner wall of the sliding groove corresponding to the connecting position of the tool bit structure and the tool holder, one end of the pressing end cover is located in the operation groove, the other end of the pressing end cover is inserted into the sliding groove and connected with one end of the push rod, and two ends of the first elastic piece are respectively abutted against the pressing end cover and the inner wall of the sliding groove; the pressing end cover drives the other end of the push rod to push the tool bit structure through the ejection through hole and compress the first elastic piece under the action of external force so as to separate the tool bit structure from the tool handle; the first elastic piece drives the pressing end cover to reset after the external force is removed.

The technical effects of the utility model are that: exert the effort on pressing the end cover through the staff, bulldoze the tool bit structure through the push rod, make the tool bit structure and the handle of a knife that the buckle is connected break away from under the promotion of push rod to the realization is dismantled the tool bit structure from the knife rest structure, and the first elastic component of making through metal material realizes pressing the reseing of end cover, has avoided the fatigue failure of flexible glue material and the cost-push that secondary injection moulding leads to, has improved the life of knife rest structure.

Drawings

Fig. 1 is a perspective view of a shaver according to an embodiment of the present invention;

FIG. 2 is an exploded view of the tool holder configuration and the tool tip configuration of FIG. 1;

fig. 3 is a partial enlarged view at a of fig. 2;

FIG. 4 is a perspective view of the detachment mechanism of FIG. 2;

FIG. 5 is a perspective view of the shank of FIG. 2;

FIG. 6 is a cross-sectional view of the toolholder configuration of FIG. 1;

fig. 7 is an exploded view of the cutter head of fig. 6.

The correspondence between reference numbers and names in the drawings is as follows:

200. a shaver; 100. a tool holder structure; 101. a receiving structure; 102. a blade structure; 1021. a cutter head; 1022. a tool apron; 201. a knife frame; 202. wave stripes; 203. shaving blades; 204. a razor blade; 205. wetting the strip; 206. a knife cover; 207. fixing a bracket; 208. buckling grooves; 209. a slot; 20. a disassembly mechanism; 10. a housing mechanism; 11. a knife handle; 111. an operation slot; 12. buckling a head; 113. a damping through hole; 114. ejecting out the through hole; 21. pressing the end cover; 22. a first elastic member; 23. a push rod; 13. a top rod; 14. a second elastic member; 15. positioning a rod; 24. a guide limit column; 25. a limiting block; 112. a sliding groove; 115. a limiting groove; 105. fixing grooves; 51. a frame cover; 511. a panel; 512. a side plate; 52. a frame body; 302. a cutter groove; 301. a spring arm;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "vertical", "parallel", "bottom", "angle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship.

Referring to fig. 1 to 3, an embodiment of the present invention provides a tool holder structure 100 for detachably fixing a tool holder structure 102, the tool holder structure 100 includes: a housing mechanism 10 and a detachment mechanism 20. Referring to fig. 4 to 6, the housing mechanism 10 includes a tool shank 11, the tool shank 11 is provided with an operation groove 111, a groove depth of the operation groove 111 is arranged along a radial direction of the tool shank 11, the operation groove 111 penetrates through two side surfaces of the tool shank 11, and an inner wall of the operation groove 111 is provided with a sliding groove 112. One end of the bit structure 102 detachably engages one end of the handle 11. Specifically, bit structure 102 and tool shank 11 are removably coupled via a snap-fit arrangement. The detaching mechanism 20 is used for releasing the connection between the tool shank 11 and the tool bit structure 102 and includes a pressing end cap 21, a push rod 23 disposed in the sliding groove 112, and a first elastic member 22 having an elastic restoring force and disposed in the sliding groove 112 and spaced apart from the push rod 23. Alternatively, the first elastic member 22 is a tube spring made of a metal material; the pressing end cap 21 is injection molded from a plastic material. The arrangement path of the sliding groove 112 extends toward the tool bit structure 102, and the inner wall of the sliding groove 112 is provided with an ejection through hole 114 corresponding to the connection position of the tool bit structure 102 and the tool shank 11. The ejection through-hole 114 communicates the slide groove 112 with the external space. One end of the pressing cap 21 is located in the operation groove 111, and the other end thereof is inserted into the sliding groove 112 and connected to one end of the push rod 23, and both ends of the first elastic member 22 respectively abut against the inner walls of the pressing cap 21 and the sliding groove 112. The pressing end cap 21 drives the other end of the push rod 23 to push the bit structure 102 through the ejection through hole 114 and compress the first elastic member 22 by an external force. Tool tip structure 102 is separated from tool shank 11 by actuation of push rod 23. The first elastic element 22 drives the pressing end cover 21 to reset after the external force is removed.

Acting force is applied to the pressing end cover 21 through hands, the knife head structure 102 is pushed and pressed through the push rod 23, the knife head structure 102 and the knife handle 11 which are connected in a buckling mode are separated under the pushing of the push rod 23, the knife head structure 102 is detached from the knife rest structure 100, the resetting of the pressing end cover 21 is achieved through the first elastic piece 22 made of metal materials, the fatigue failure of soft rubber materials and the cost increase caused by secondary injection molding are avoided, and the service life of the knife rest structure 100 is prolonged.

Referring to fig. 4 to 6, in an embodiment, two push rods 23 and two first elastic members 22 are disposed, the two push rods 23 and the two first elastic members 22 are disposed correspondingly, and two ejecting through holes 114 are disposed on an inner wall of the sliding groove 112. The two push rods 23 are provided, so that the tool bit structure 102 and the tool holder structure 100 are stressed in a balanced manner during the separation process, and can be separated quickly.

In one embodiment, the detaching mechanism 20 further includes a guiding limiting post 24 disposed adjacent to the push rod 23, one end of the guiding limiting post 24 is connected to the pressing end cap 21, the other end of the guiding limiting post 24 abuts against the first elastic member 22, and a post side surface of the guiding limiting post 24 is in sliding fit with an inner wall of the sliding groove 112 to guide the sliding of the pressing end cap 21 in the sliding groove 112. Specifically, when the pressing end cap 21 is pressed by an external force, the guide stopper posts 24 guide the pressing end cap 21 to smoothly slide while compressing the first elastic member 22.

Referring to fig. 1 to fig. 3, in an embodiment, a limiting block 25 is convexly disposed at one end of the guiding limiting post 24 abutting against the first elastic element 22, and a limiting groove 115 guiding the limiting block 25 to slide is disposed on an inner wall of the sliding groove 112 corresponding to a sliding path of the limiting block 25; after the pressing end cover 21 is reset, the limiting block 25 abuts against the inner wall of the limiting groove 115 along the axial direction of the tool shank 11. Specifically, the limiting block 25 and the guiding limiting column 24 are integrally formed, and the limiting block 25 and the limiting groove 115 are matched, so that the pressing end cover 21 can be prevented from being separated from the sliding groove 112, and the stability of connection between the pressing end cover 21 and the tool shank 11 is improved.

In one embodiment, the blade structure 102 includes a blade 1021 and a blade holder 1022 for securing the blade 1021, the blade 1021 being configured to shave a hair of a human body. The knife holder 1022 includes a knife cover 206 fastened to the knife handle 11 and two fixing brackets 207 with one end connected to the knife cover 206, the other ends of the two fixing brackets 207 are respectively connected to two ends of the knife head 1021, the knife cover 206 has a connecting cavity with an open cavity structure, the ejection through hole 114 is communicated with the connecting cavity, a fastening groove 208 is formed in the cavity wall of the connecting cavity, a fastening head 12 matched with the fastening groove 208 is convexly arranged at one end of the knife handle 11, and one end of the knife handle 11 is inserted into the connecting cavity and fastens the fastening head 12 into the fastening groove 208. Specifically, the inner wall of the connecting cavity is further provided with paired and spaced slots 209, and both the slots 209 penetrate through the fastening groove 208, so that the knife cover 206 is divided into fastening elastic pieces which are in snap fit with the fastening head 12. Further, two pairs of slots 209 are provided, and the two pairs of slots 209 are symmetrically disposed about the catching groove 208.

In one embodiment, the button head 12 is opened with a damping through hole 113 communicating with the sliding groove 112, and the housing mechanism 10 further includes a push rod 13 penetrating the damping through hole 113 and having one end abutting against the cutter 1021, and a second elastic member 14 having one end abutting against the other end of the push rod 13 and the other end abutting against the pressing end cap 21. When the cutter head 1021 rotates around the fixing bracket 207, the mandril 13 is always abutted against the cutter head 1021, so that the cutter head 1021 is tensioned, and the cutter head 1021 can be tightly attached to the skin of a human body to shave hair.

Referring to fig. 2 to fig. 5, in an embodiment, the second elastic element 14 is a tube spring, the housing mechanism 10 further includes a positioning rod 15 disposed in the sliding slot 112 and having one end connected to the pressing end cap 21, and the second elastic element 14 is sleeved on the other end of the positioning rod 15.

Alternatively, the pressing end cap 21, the positioning rod 15 and the push rod 23 are all integrally injection molded by plastic materials.

The utility model also provides a razor 200, this razor 200 includes knife rest structure 100, and the concrete structure of this knife rest structure 100 refers to above-mentioned embodiment, because this razor 200 has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought equally, and the repeated description is no longer given here.

Referring to fig. 7, in one embodiment, the shaver 200 further includes a cutter head structure 102 connected to the cutter head structure 100 and a receiving structure 101 for receiving the cutter head structure 100. The cutter head 1021 is abutted against the skin of a human body and comprises a plurality of razor blades 204 and a cutter frame 201 for fixing each razor blade 204, the cutter frame 201 comprises a frame body 52 and a frame cover 51 connected with the frame body 52, the frame body 52 is provided with a plurality of cutter grooves 302 arranged at intervals and used for being provided with the razor blades 204, and the frame cover 51 is pressed on the frame body 52 and used for fixing the razor blades 204 in the corresponding cutter grooves 302. Alternatively, the cross-sectional shape of the razor blade 204 is L-shaped, wherein the short sides of the L-shape abut against the human skin.

In one embodiment, the cutter head 1021 further includes a plurality of elastic arms 301 having elastic restoring force and disposed at intervals, one end of each elastic arm 301 is connected to the inner frame wall of the frame body 52, and the other end of each elastic arm 301 elastically abuts against the corresponding shaving blade 204 toward the skin of the human body. The elastic arm 301 can enable the shaver blade 204 to elastically shave human hair and beard, and avoid human skin injury. Specifically, both ends of each razor blade 204 are respectively provided with an elastic arm 301.

In one embodiment, the blade head 1021 further includes a plurality of wave stripes 202 disposed on the frame body 52 and used for massaging the skin of the human body at intervals, a wetting strip 205 disposed opposite to the wave stripes 202 and located on the frame cover 51, and a shaving blade 203 disposed on the side surface of the frame body 52 and adjacent to the wetting strip 205, the frame cover 51 includes a panel 511 pressing the frame surface of the frame body 52 facing the skin of the human body and a side plate 512 connecting the panel 511 and pressing the side surface of the frame body 52, and the shaving blade 203 is located between the side plate 512 and the side surface of the frame body 52.

In one embodiment, the shaver further includes a receiving structure 101 for receiving the blade holder structure 100, the receiving structure 101 includes a receiving seat and a magnetic attraction mechanism, the receiving seat defines a fixing groove 105 for the handle 11 to be disposed, the magnetic attraction mechanism includes a first magnetic attraction member disposed in the fixing groove 105 and a second magnetic attraction member disposed in the handle 11, one end of the handle 11 is inserted into the fixing groove 105, and the first magnetic attraction member and the second magnetic attraction member are magnetically attracted to each other. The magnetic attraction mechanism can improve the convenience of fixing and using the knife handle 11.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A tool holder structure for detachably holding a tool head structure, the tool holder structure comprising:

2. The toolholder structure according to claim 1, wherein: the push rod and the first elastic piece are provided with two, the push rod and the first elastic piece are respectively arranged correspondingly, and the inner wall of the sliding groove is provided with two ejection through holes.

3. The toolholder structure according to claim 1, wherein: the disassembly body still include with the adjacent spacing post of direction that sets up of push rod, the one end of the spacing post of direction is connected press the end cover, the other end butt of the spacing post of direction the first elastic component, the post side of the spacing post of direction with the inner wall sliding fit of sliding tray, in order to guide press the end cover in the slip of sliding tray.

4. The toolholder structure according to claim 3, wherein: a limiting block is convexly arranged at one end, abutted against the first elastic piece, of the guide limiting column, and a limiting groove for guiding the limiting block to slide is formed in the inner wall of the sliding groove corresponding to the sliding path of the limiting block; after the pressing end cover is reset, the limiting block is abutted to the inner wall of the limiting groove along the axial direction of the cutter handle.

5. The toolholder structure according to claim 1, wherein: the utility model discloses a novel tool bit, including handle of a knife, tool bit structure, blade holder, fixed bolster, button, casing mechanism, button, buckle groove, casing mechanism.

6. The toolholder structure according to claim 5, wherein: the buckle head is provided with a damping through hole communicated with the sliding groove, and the shell mechanism further comprises a second elastic piece which penetrates through the damping through hole, one end of the second elastic piece is abutted to the ejector rod of the tool bit, one end of the second elastic piece is abutted to the other end of the ejector rod, and the other end of the second elastic piece is abutted to the pressing end cover.

7. A shaving razor for shaving hair on the skin of a person, comprising: the toolholder structure and the insert structure coupled thereto according to any one of claims 5-6; the shaver head is abutted to human skin and comprises a plurality of shaver blades and a shaver frame used for fixing the shaver blades, the shaver frame comprises a frame body and a frame cover connected with the frame body, the frame body is provided with a plurality of cutter grooves which are arranged at intervals and used for supplying the shaver blades, and the frame cover is connected with the frame body in a pressing mode and used for fixing the shaver blades in the corresponding cutter grooves.

8. The shaving razor of claim 7, wherein: the shaver head further comprises a plurality of elastic arms which have elastic restoring force and are arranged at intervals, one end of each elastic arm is connected with the inner frame wall of the frame body, and the other end of each elastic arm is elastically abutted to the corresponding shaver blade towards the skin of a human body.

9. The shaving razor of claim 7, wherein: the tool bit still including set up in the frame body just is used for the massage a plurality of wave stripes that human skin and interval set up, with the wave stripe set up relatively and be located the moist strip of frame cover and set up in the side surface of frame body and adjacent the beard blade is repaiied to moist strip setting, the frame cover includes the pressfitting the frame body orientation the panel and the connection of the frame surface of human skin the panel and pressfitting the curb plate of the side surface of frame body, it is located to repair the beard blade the curb plate with between the side surface of frame body.

10. The shaving razor of claim 7, wherein: the shaver is characterized in that the shaver further comprises a storage structure for storing the knife rest structure, the storage structure comprises a storage seat and a magnetic suction mechanism, the storage seat is provided with a fixing groove for the knife handle to be arranged, the magnetic suction mechanism comprises a first magnetic suction piece arranged in the fixing groove and a second magnetic suction piece arranged in the knife handle, and one end of the knife handle is inserted into the fixing groove and the first magnetic suction piece is magnetically sucked with the second magnetic suction piece to be connected.