CN210233116U - Floating tool bit and razor shave - Google Patents

Abstract

The utility model provides a tool bit that floats shaves, includes the tool bit casing, establishes baffle in the tool bit casing, the baffle will the inner space of tool bit casing separates into shell space and time shell space down, be provided with in the shell space down and pass tool bit casing bottom is in order to be used for the plunger of being connected with the razor fuselage, the tool bit casing can extend the plunger downstream, should float the tool bit still including set up in be arranged in the shell space down and carry out the reset spring who resets with the tool bit casing after the motion. The utility model also discloses a razor that has above-mentioned tool bit structure. The utility model discloses, the tool bit can realize great degree floating along the plunger motion, guarantees that the better experience of shaving of user feels, has simple structure, makes advantages such as convenient.

Description

Floating tool bit and razor shave

Technical Field

The utility model relates to a personal care apparatus field especially relates to a tool bit and razor float shave.

Background

In order to ensure that the cutter mesh and the outline of the face obtain better shaving experience, the cutter head of the cutter mesh is required to be arranged in a floating mode.

Patent application No. CN201480023397.4 discloses a shaving head for a shaving apparatus comprising a main housing accommodating a motor, the shaving head comprising: a support structure comprising a coupling structure for coupling the shaving head to a main housing of the shaving apparatus; a shaving unit comprising a shaving unit frame and a skin contact surface and at least two cutting units, each cutting unit having an external cutting member and an internal cutting member rotatable relative to the external cutting member; a pivot structure for allowing the shaving unit to pivot relative to the support structure; a central drive member configured to be driven by a motor when the shaving head is coupled to the main housing; wherein each inner cutting member is rotatable by the central drive member via a separate cutter drive member, the central drive member transmitting a drive force to each cutter drive member at a transmission position; and wherein the pivot structure is located in an inner region of the shaving head between the transmission positions of the skin contact surface, the cutter drive member and the central drive member. The central drive member and the cutter drive member each have a bearing connected to the frame of the shaving unit to allow the central drive member and the cutter drive member to pivot with the shaving unit relative to the support structure.

Among this technical scheme, the tool bit of razor can only utilize the inside pivot structure who sets up of fuselage casing to carry out the deflection of certain angle and realize floating of certain degree round the fuselage after being connected to the fuselage, and the tool bit is relative the fuselage can't carry out floating of great degree, and pivot structure's existence for the inside spare part of whole tool bit casing is more, and overall structure is comparatively complicated, and manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

There is the above-mentioned problem to current technique, the utility model provides a tool bit and razor of floating shaves, the tool bit can be along the motion of inserted bar realize great degree unsteady, guarantees that the better experience of shaving of user feels, has simple structure, makes advantages such as convenient, with low costs.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a floating cutter head of shaver, includes the cutter head casing, establishes baffle in the cutter head casing, the baffle will the inner space of cutter head casing separates into shells space and time shells space down, be provided with in the shells space down and pass the plunger of cutter head casing bottom in order to be used for with the connection of shaver fuselage, the cutter head casing can extend the plunger downstream, should float the cutter head still including set up in be used for in the shells space down the reset spring who resets with the cutter head casing after the motion.

This application, the setting of cancellation pivot structure utilizes the simple structure that reset spring 4 constitutes for the tool bit can realize great degree floating along the plunger motion, guarantees that the better sense of experiencing of shaving of user, has simple structure, makes advantages such as convenient, with low costs, and reset spring and plunger all set up in casing space down, and are rational in infrastructure.

Preferably, the lower shell space is further provided with a plunger pressing plate located above the plunger, and the return spring is located between the plunger pressing plate and the plunger. This setting carries out spacing with reset spring.

Preferably, the plunger pressure plate piece comprises a pressure plate body and a spring mounting column which is connected with the pressure plate body into a whole, and the return spring is sleeved on the spring mounting column. And the return spring is sleeved on the spring mounting column, so that a good floating effect is ensured.

Preferably, a driving gear mounted on the partition plate and a driven gear meshed with the driving gear are further arranged in the lower shell space; the spring mounting post is provided with a first through groove extending from the bottom surface of the plunger to the top surface of the plunger, a second through groove extending from the bottom surface to the pressing plate body is arranged on the spring mounting post, the bottom of the driving gear is connected with a power input structure, and the horizontal projection of the power input structure falls into the first through groove and the second through groove. This setting, it is rational in infrastructure, guarantee reset spring's size to a great extent, guarantee the effect of floating betterly.

Preferably, the power input structure passes through the second through groove and extends into the first through groove.

Preferably, the power input structure comprises a rotating shaft connecting sleeve connected with the driving gear, a clamping groove formed in the rotating shaft connecting sleeve, a power rotating shaft connected with the rotating shaft connecting sleeve, and a clamping block arranged on the outer circumferential surface of the power rotating shaft, wherein the clamping block is clamped in the clamping groove. Through the mode of joint, realize the installation of power input structure, simple to operate.

Preferably, the rotating shaft connecting sleeve and the driving gear are connected into a whole to form a driving gear piece, and the driving gear piece is a plastic structural member. This setting, the accessible is moulded plastics one shot forming, greatly reduced manufacturing cost, and the initiative gear spare of plastic construction spare, has certain deformability, further makes things convenient for the joint.

Preferably, the lower casing space comprises a slot space adapted to the insert rod, a limiting ring for preventing the insert rod from slipping from the slot space is arranged at a notch of the slot space, and a limiting abutting part for acting with the limiting ring is arranged on the insert rod.

Preferably, a second return spring is connected between the limiting ring and the limiting abutting part. This setting can further improve the degree of floating of tool bit.

The utility model provides a shaver, includes the unsteady tool bit of shaver, the unsteady tool bit of shaver is the unsteady tool bit of shaver of structure as in above-mentioned technical scheme.

In conclusion, the invention has the following beneficial effects: the tool bit can realize great degree floating along the plunger motion, guarantees that the better of user experiences the sense of shaving, and whole tool bit is rational in infrastructure, simple to operate, and it is convenient to make.

Drawings

FIG. 1 is a schematic and diagrammatic view of the construction of a razor head according to embodiment 1;

FIG. 2 is a partial cross-sectional view of the head portion;

fig. 3 is a partially exploded view of a first perspective view of a shaving head;

fig. 4 is a partially exploded view of a second perspective view of a shaving head;

fig. 5 is a diagram showing an installation relationship between the stop collar and the stop abutting portion in embodiment 2.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example 1: as shown in fig. 1-4, a floating cutter head of a shaver comprises a cutter head shell 1 and a partition plate 2 arranged in the cutter head shell 1, wherein the partition plate 2 divides the inner space of the cutter head shell 1 into an upper shell space and a lower shell space, an insert rod 3 penetrating through the bottom of the cutter head shell 1 and used for being connected with the body of the shaver is arranged in the lower shell space, the cutter head shell 1 can move downwards along the insert rod 3, and the floating cutter head further comprises a return spring 4 arranged in the lower shell space and used for returning the moved cutter head shell 1. This application, cancellation pivot structure's setting utilizes the simple structure that reset spring 4 constitutes for the tool bit can realize great degree floating along the plunger motion, guarantees that the better experience of shaving of user feels, and reset spring 4 and plunger (3) all set up in casing space down, and is rational in infrastructure, has simple structure, makes advantages such as convenient.

Preferably, a plunger pressing plate member 5 positioned above the plunger 3 is further arranged in the lower shell space, and the return spring 4 is positioned between the plunger pressing plate member 5 and the plunger 3. This setting carries out spacing with reset spring. The plunger die plate member 5 can be connected to the bit housing 1 by means of screws.

Preferably, the plunger pressing plate member 5 comprises a pressing plate body 51 and a spring mounting column 52 connected with the pressing plate body 51 into a whole, and the return spring 4 is sleeved on the spring mounting column 52. The return spring 4 is sleeved on the spring mounting column 52, so that a good floating effect is ensured.

Preferably, a driving gear 71 mounted on the partition plate 2 and a driven gear 72 engaged with the driving gear 71 are further provided in the lower housing space; the plunger 3 is provided with a first through groove 32 extending from the bottom surface of the plunger to the top surface of the plunger, the spring mounting column 52 is provided with a second through groove 53 extending from the bottom surface to the pressing plate body 51, the bottom of the driving gear 71 is connected with a power input structure 8, and the horizontal projection of the power input structure 8 falls into the first through groove 32 and the second through groove 53. This setting, it is rational in infrastructure, guarantee reset spring 4's size to a great extent, guarantee the effect of floating betterly.

Preferably, the power input structure 8 passes through the second through slot 53 and extends into the first through slot 32.

Preferably, the power input structure 8 includes a rotation shaft connecting sleeve 811 connected with the driving gear 71, a clamping groove 812 provided on the rotation shaft connecting sleeve 811, a power rotation shaft 813 connected with the rotation shaft connecting sleeve 811, and a clamping block 814 provided on the outer circumferential surface of the power rotation shaft 813, wherein the clamping block 814 is clamped in the clamping groove 812. Through the mode of joint, realize the installation of power input structure 8, simple to operate. In addition, in practical installation, an adjusting spring can be arranged in the rotating shaft connecting sleeve 811 for abutting against the power rotating shaft 813.

Preferably, the rotating shaft connecting sleeve 811 and the driving gear 71 are integrally connected to form a driving gear member, and the driving gear member is a plastic structural member. This setting, the accessible is moulded plastics one shot forming, greatly reduced manufacturing cost, and the initiative gear spare of plastic construction spare, has certain deformability, further makes things convenient for the joint.

Preferably, the lower casing space comprises a slot space adapted to the insert rod 3, a limiting ring 6 for preventing the insert rod 3 from slipping from the slot space is arranged at a notch of the slot space, and a limiting abutting part 31 for interacting with the limiting ring 6 is arranged on the insert rod 3.

For preventing that tool bit casing 1 from revolving around plunger 3, and guarantee tool bit casing 1's direction of motion, spacing support and be provided with a plurality of stop-turn spacing grooves 33 on holding portion 31, be provided with in the slot space with the stop-turn gib block 11 of stop-turn spacing groove 33 adaptation. The rotation stopping guide strip 11 plays a role of stopping rotation on one hand and a role of guiding on the other hand.

Example 2: as shown in fig. 5, a second return spring 61 is connected between the limiting ring 6 and the limiting abutting portion 31. This setting can further improve the degree of floating of tool bit. The rest is the same as example 1.

Example 2: a shaver comprising a shaver floating head constructed as in example 1 or example 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a tool bit that floats shaves, includes tool bit casing (1), establishes baffle (2) in tool bit casing (1), baffle (2) will the inner space of tool bit casing (1) is separated into shells space and lower shells space down, be provided with in the shells space down and pass tool bit casing (1) bottom is with plunger (3) that are used for being connected with the razor fuselage, its characterized in that, tool bit casing (1) can extend plunger (3) downstream, should float the tool bit still including set up in reset spring (4) that are used for in the shells space down and reset tool bit casing (1) after the motion.

2. A floating shaving head according to claim 1, wherein the lower housing space is further provided with a plunger presser (5) above the plunger (3), the return spring (4) being located between the plunger presser (5) and the plunger (3).

3. A floating shaving head according to claim 2, wherein the plunger presser member (5) comprises a presser body (51) and a spring mounting post (52) integrally connected to the presser body (51), the return spring (4) being fitted over the spring mounting post (52).

4. A shaving floating head according to claim 3, wherein a driving gear (71) mounted on the partition (2) and a driven gear (72) engaged with the driving gear (71) are further provided in the lower housing space; the plug rod (3) is provided with a first through groove (32) extending from the bottom surface of the plug rod to the top surface of the plug rod, the spring mounting column (52) is provided with a second through groove (53) extending from the bottom surface to the pressing plate body (51), the bottom of the driving gear (71) is connected with a power input structure (8), and the horizontal projection of the power input structure (8) falls into the first through groove (32) and the second through groove (53).

5. A shaving float head according to claim 4, characterised in that the power input structure (8) extends through the second through recess (53) and into the first through recess (32).

6. The shaving floating head according to claim 4, wherein the power input structure (8) comprises a rotation shaft connecting sleeve (811) connected with the driving gear (71), a locking groove (812) formed on the rotation shaft connecting sleeve (811), a power rotation shaft (813) connected with the rotation shaft connecting sleeve (811), and a locking block (814) formed on the outer circumferential surface of the power rotation shaft (813), and the locking block (814) is locked in the locking groove (812).

7. A floating shaving head according to claim 6, wherein the shaft coupling sleeve (811) and the driving gear (71) are integrally formed as a driving gear member of plastic construction.

8. A shaving floating cutter head according to claim 1 wherein the lower housing space comprises a slot space adapted to the insert rod (3), a spacing ring (6) for preventing the insert rod (3) from slipping out of the slot space is arranged at a notch of the slot space, and a spacing abutting portion (31) for interacting with the spacing ring (6) is arranged on the insert rod (3).

9. A shaving floating head according to claim 8, wherein a second return spring (61) is connected between the limiting ring (6) and the limiting abutting portion (31).

10. A shaver comprising a shaver floating head, wherein the shaver floating head is the shaver floating head of claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9.

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