CN211243599U - Needle knife assembly, hand tool and beauty device - Google Patents

Abstract

The application provides a needle knife subassembly, hand utensil and cosmetic device, needle knife subassembly includes the needle knife shell, and the needle knife shell is formed with the suction channel along circumference, and the suction channel is connected with the getter device, still is equipped with filter equipment in the needle knife shell, and the suction channel is plugged up to filter equipment. The needle knife assembly, the hand tool and the beauty device are simple in structure and good in beauty effect.

Description

Needle knife assembly, hand tool and beauty device

Technical Field

The application relates to the technical field of beauty devices, in particular to a needle knife assembly, a hand tool and a beauty device.

Background

With the increasing living standard of people, more and more people use beauty devices such as beauty instruments to beautify the face.

The utility model discloses the people discovers in long-term research and development, and the cosmetologist uses the beauty instrument to carry out cosmetic in-process to user's skin, can not effectively adsorb the dirty thing on user's skin surface.

SUMMERY OF THE UTILITY MODEL

The application provides a hand tool and a cosmetic device to solve the problem that dirty objects on the surface of the skin of a user cannot be adsorbed in the prior art.

In order to solve the technical problem, the application adopts a technical scheme that: the utility model provides a needle knife subassembly, needle knife subassembly includes the needle sword shell, and the needle sword shell is formed with the air suction channel along circumference, and the air suction channel is connected with the getter device, still is equipped with filter equipment in the needle sword shell, and the filter equipment blocks up the air suction channel.

Wherein, the filter equipment is the filter pulp.

Wherein, needle sword subassembly still includes the needle sword lid that closes with needle sword shell one end lid, and the needle sword shell has the axial through hole, is equipped with the needle sword protective sheath in the axial through hole, is equipped with the needle sword in the needle sword protective sheath, and the needle sword shell is close to first end and is formed with the storage tank, is equipped with the spring in the storage tank to can retract after making the needle sword to prick out.

The needle knife shell comprises a first shell and a second shell, the accommodating groove is formed in the first shell, the second shell is detachably connected with the first shell, and the end, far away from the first shell, of the second shell is a needle knife outlet end.

Wherein, the outer wall of first shell is concave to be equipped with the guide way, and the inner wall of second shell is protruding to be equipped with the gib block, and first shell and second shell assemble through the cooperation of gib block and guide way.

In order to solve the above technical problem, another technical solution adopted by the present application is: the utility model provides a hand tool, hand tool include casing, needle sword adjusting part and as before needle sword subassembly, are equipped with the motor in the casing, and the motor has the output shaft, and needle sword adjusting part connects output shaft and needle sword subassembly for adjust the length of sticking out of needle sword.

The needle knife adjusting assembly comprises a middle shaft and a knob unit, one end of the middle shaft is connected with the output shaft, the other end of the middle shaft is connected with the needle knife assembly, a stop block is arranged on the middle shaft in a protruding mode along the circumferential direction, and the knob unit adjusts the axial position of the stop block through rotation.

The knob unit comprises a first knob, a second knob and an eccentric rod connected with the first knob and the second knob, the first knob and the second knob are arranged at intervals, and the eccentric rod is in contact with the stop block through outer profiles with different circumferential lengths in the rotating process.

In order to solve the above technical problem, another technical solution adopted by the present application is: provides a beauty device, wherein, the beauty device comprises the hand tool.

The beneficial effect of this application is: be different from prior art's the condition, this application provides a needle knife subassembly, hand utensil and cosmetic device, and the dirty thing on user's skin surface can be adsorbed to the needle knife subassembly, the hand utensil of this application and cosmetic device simple structure, cosmetic effectual.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the application, the drawings that are needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a partially schematic view of the hand piece of FIG. 1;

FIG. 3 is a partial schematic view of the hand piece of FIG. 1 from another perspective;

FIG. 4 is a schematic view of the bottom bracket of the hand tool of FIG. 1;

FIG. 5 is a cross-sectional view of the needle-knife assembly of the hand tool of FIG. 1;

FIG. 6 is a schematic structural view of a second housing of the needle-knife assembly of the hand piece of FIG. 1;

fig. 7 is a schematic structural diagram of an embodiment of the cosmetic device of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments in the present application, are within the scope of protection of the present application.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Please refer to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of the present application; FIG. 2 is a partial schematic view of the hand piece of FIG. 1, wherein the right housing is hidden in FIG. 2; fig. 3 is a partial structural view of the hand tool shown in fig. 1 from another perspective, wherein fig. 3 hides the right housing and the mounting block. In this embodiment, the hand piece includes a housing 10, a needle-knife assembly 20, and a needle-knife adjustment assembly 30.

The housing 10 of this embodiment includes a left housing 11 and a right housing 12, and the left housing 11 and the right housing 12 enclose to form an accommodating space (not labeled), and a motor 13 is arranged in the accommodating space, and the motor 13 has an output shaft 14. The left housing 11 and the right housing 12 are formed to facilitate the removal and maintenance of the hand tool, but the housing 10 may be integrally formed in other embodiments.

A needle-knife 24 is disposed within the needle-knife assembly 20.

A needle-knife adjustment assembly 30 is coupled to the output shaft 14 and the needle-knife assembly 20 for adjusting the length of the needle-knife 24 for lancing.

Please refer to fig. 4, fig. 4 is a schematic view of a middle shaft structure of the hand tool shown in fig. 1. In one embodiment, the needle-knife adjusting assembly 30 includes a central shaft 31 and a knob unit, one end of the central shaft 31 is connected to the output shaft 14, the other end is connected to the needle-knife assembly 20, a stopper 32 is protruded from the central shaft 31 along a circumferential direction, and the knob unit adjusts an axial position of the stopper 32 by rotating, i.e., the sticking length of the needle-knife can be adjusted.

In one embodiment, the knob unit includes a first knob 33, a second knob 34, and an eccentric rod 35 connecting the first knob 33 and the second knob 34, the first knob 33 and the second knob 34 are spaced apart from each other, specifically, after the first knob 33 and the second knob 34 are rotated, the eccentric rod 35 is driven to rotate simultaneously, the eccentric rod contacts with the stoppers with outer contours of different circumferential lengths during the rotation process, when the contact is more and more, the stoppers 32 are abutted to move toward the motor 13, so that when the output shaft 14 of the motor 13 transmits power, the power is less transmitted to the needle-knife assembly 20. Of course, in other embodiments, other cam devices may be used to contact the stopper 32 to achieve the same effect, and the present application is not limited thereto. In this embodiment, the outer periphery of the eccentric rod 35 is further covered with a silicone sleeve 36, and the silicone sleeve 36 can protect the eccentric rod 35.

In one embodiment, the hand piece further includes a mounting block 40 for fixedly mounting the needle-knife adjustment assembly 30 and the motor 13. In the present embodiment, the needle-knife adjustment assembly 30 and the mounting block 40 of the motor 13 are integrally formed, but may be formed separately in other embodiments.

In one embodiment, the mounting block 40 has a recessed slot 41, and the stop 32 slides within the recessed slot 41. The concave groove 41 can guide the stopper 32 to prevent the stopper 32 from rotating in the circumferential direction.

Referring to fig. 5 and 6, fig. 5 is a schematic sectional view of the needle-knife assembly of the hand tool shown in fig. 1, and fig. 6 is a schematic structural view of the second housing of the needle-knife assembly of the hand tool shown in fig. 1. The needle-knife assembly 20 comprises a needle-knife housing 21 and a needle-knife cover 27, the needle-knife cover 27 covers one end of the needle-knife housing 21, the needle-knife housing 21 has an axial through hole 22, a needle-knife protective sleeve 23 is arranged in the axial through hole 22, a needle knife 24 is arranged in the needle-knife protective sleeve 23, the needle-knife cover 27 is connected with one end of the middle shaft 31 in a collision manner, a containing groove 25 is formed at the first end of the needle-knife housing 21 adjacent to the first end, and a spring 26 is arranged in the containing groove 25, so that the needle knife 24 can retract.

In one embodiment, the needle-knife housing 21 includes a first housing 211 and a second housing 212, the accommodating groove 25 is disposed in the first housing 211, the second housing 212 is detachably connected to the first housing 211, and an end of the second housing 212 away from the first housing 211 is a needle-knife outlet 213. Specifically, a guide groove (not shown) is concavely formed on an outer wall of the first housing 211, a guide bar 214 is convexly formed on an inner wall of the second housing 212, and the first housing 211 and the second housing 212 are assembled by the cooperation of the guide bar 214 and the guide groove. A needle-knife guide 216 is also provided in the second housing 212 adjacent the needle-knife outlet end 213 to prevent the needle-knife 24 from deflecting during retraction.

In one embodiment, the spring is covered by a silicone sleeve 28 that fills the receiving cavity 25 to improve the sealing of the needle-knife structure.

In one embodiment, the needle-knife housing 21 is formed with a suction channel 217 along a circumferential direction, the suction channel 217 is connected with a suction device (not shown), the needle-knife housing 21 is further provided with a filter 218, the filter 218 blocks the suction channel 217, the suction device forms a negative pressure in the needle-knife assembly 20 by sucking air to absorb dirt such as dirt on the skin of the external user, the dirt is filtered by the filter 218 and stays in the second housing 212, and when the dirt is full, or the second housing 212 can be replaced periodically. Among them, the filtering device 218 is preferably a filter cotton.

The needle-knife assembly 20 may be replaced as a whole.

Corresponding to the above-mentioned hand tool, the present application provides a cosmetic device, please refer to fig. 7, and fig. 7 is a schematic structural diagram of an embodiment of the cosmetic device of the present application.

The cosmetic device 200 disclosed in the present application includes a hand tool 21, and the specific embodiment of the hand tool 21 is similar to the hand tool in the above embodiments, and is not described herein again.

The beneficial effect of this application is: be different from prior art's condition, this application provides a hand utensil and cosmetic device, and the hand utensil includes casing, needle sword subassembly and needle sword adjusting part, can adjust the length of stinging out of needle sword through needle sword adjusting part, and the hand utensil and the cosmetic device simple structure of this application, cosmetic effectual.

The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.

Claims (9)

1. The utility model provides a needle knife subassembly, its characterized in that, needle knife subassembly includes the needle knife shell, the needle knife shell is formed with the air suction channel along circumference, the air suction channel is connected with the getter device, still be equipped with filter equipment in the needle knife shell, filter equipment blocks up the air suction channel.

2. The needle-knife assembly of claim 1, wherein the filter device is filter cotton.

3. The needle knife assembly of claim 1, further comprising a needle knife cover that covers an end of the needle knife housing, wherein the needle knife housing has an axial through hole, a needle knife protective sheath is disposed in the axial through hole, a needle knife is disposed in the needle knife protective sheath, a receiving groove is formed in the needle knife housing adjacent to the first end, and a spring is disposed in the receiving groove to allow the needle knife to retract after being pierced.

4. The needle-knife assembly of claim 3, wherein the needle-knife housing comprises a first housing and a second housing, the receiving slot is disposed in the first housing, the second housing is detachably connected to the first housing, and an end of the second housing away from the first housing is a needle-knife outlet end.

5. The needle-knife assembly of claim 4, wherein the outer wall of the first housing is concavely provided with a guide groove, the inner wall of the second housing is convexly provided with a guide strip, and the first housing and the second housing are assembled through the cooperation of the guide strip and the guide groove.

6. A hand tool, characterized in that the hand tool comprises a housing, a needle-knife adjusting assembly and the needle-knife assembly according to any one of claims 1-5, wherein a motor is arranged in the housing, the motor is provided with an output shaft, and the needle-knife adjusting assembly is connected with the output shaft and the needle-knife assembly and is used for adjusting the puncture length of the needle knife.

7. The hand tool according to claim 6, wherein said needle-knife adjusting assembly comprises a central shaft and a knob unit, one end of said central shaft is connected with said output shaft, the other end of said central shaft is connected with said needle-knife assembly, said central shaft is provided with a stop block protruding along a circumferential direction, and said knob unit adjusts an axial position of said stop block by rotation.

8. The hand tool of claim 7, wherein the knob unit comprises a first knob, a second knob, and an eccentric rod connecting the first knob and the second knob, the first knob and the second knob being spaced apart, the eccentric rod contacting the stopper with outer profiles of different circumferential lengths during rotation.

9. Cosmetic device, characterized in that it comprises a hand piece according to any one of claims 6 to 8.

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