CN219593982U

CN219593982U - Cosmetic brush convenient to brush head is changed

Info

Publication number: CN219593982U
Application number: CN202320520851.3U
Authority: CN
Inventors: 张富荣; 陈志强; 魏志军
Original assignee: Zhongshan Shangyang Technology Co ltd
Current assignee: Zhongshan Shangyang Technology Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-08-29
Anticipated expiration: 2033-03-16

Abstract

The utility model discloses a cosmetic brush convenient for replacing a brush head, which comprises: the rod body is provided with a slot at least at one end, an elastic sleeve is arranged in the slot, the elastic sleeve is provided with a plurality of elastic strips distributed around the circumference of the central axis of the rod body, and the middle part of each elastic strip is arranged in a protruding way towards the radial inward direction of the rod body; the brush head is detachably inserted into the slot, and the peripheral wall of the brush head abuts against the middle part of the elastic strip so that the elastic strip deforms outwards to hold the brush head tightly; the brush head comprises a sleeve and bristles arranged at one end of the sleeve, a stop part is arranged on the sleeve, and the stop part can be abutted against the end face of the end part, close to the rod body, of the elastic sleeve. The cosmetic brush has the advantages that the cosmetic brush is convenient to use, the elastic sleeve is convenient to use, and the processing difficulty of processing and assembling the elastic sleeve is lower than that of processing a thread structure, so that the production and the assembly are simpler and more convenient.

Description

Cosmetic brush convenient to brush head is changed

Technical Field

The utility model relates to the technical field of cosmetics, in particular to a cosmetic brush with a brush head convenient to replace.

Background

In the prior art, the variety of cosmetic brushes is varied, such as blush brushes, foundation brushes, eye shadow brushes, eyebrow brushes, and the like. Women often need to store a large number of cosmetic brushes in a case or bag for use, which takes up more storage space and can only discard the entire cosmetic brush after the bristles are damaged.

For this reason, at present, some cosmetic brushes have appeared that the brush head can be dismantled with the brush-holder stud and be connected, set up the helicitic texture in order to realize the dismouting between brush head and the brush-holder stud. Such cosmetic brushes still can not realize quick assembly disassembly when the dismouting, and the production processing degree of difficulty of helicitic texture is great moreover, influences machining efficiency, and the brush head after the dismantlement can not grip alone and use.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the cosmetic brush convenient for replacing the brush head, which can realize the quick disassembly and assembly of the brush head and reduce the production and processing difficulty of the cosmetic brush.

According to an embodiment of the present utility model, a cosmetic brush for facilitating replacement of a brush head includes: the elastic sleeve is provided with a plurality of elastic strips circumferentially distributed around the central axis of the rod body, and the middle part of each elastic strip is convexly arranged towards the radial inward direction of the rod body; the brush head is detachably inserted into the slot, and the peripheral wall of the brush head abuts against the middle part of the elastic strip so that the elastic strip is deformed outwards to hold the brush head tightly; the brush head comprises a sleeve and bristles arranged at one end of the sleeve, a stop part is arranged on the sleeve, and the stop part can be abutted to the end face of the elastic sleeve, which is close to the end of the rod body.

The cosmetic brush with the brush head convenient to replace has at least the following beneficial effects:

when the brush head is installed, the sleeve is only required to be inserted into the elastic sleeve in the slot, the elastic sleeve is elastically clamped by the elastic strips, and when the stop part on the sleeve is propped against the end face of the elastic sleeve, the brush head is installed in place; when the brush head is disassembled, the sleeve is pulled out of the elastic sleeve, and the elastic strip recovers elastic deformation for reinsertion of the brush head; the brush head is quickly assembled and disassembled through the structure, the use is convenient, and the processing difficulty of processing and assembling the elastic sleeve is lower than that of processing a thread structure, so that the production and the assembly are simpler and more convenient.

In some embodiments of the present utility model, the elastic sleeve includes an arc-shaped insertion piece and a split ring sleeve connected to the arc-shaped insertion piece, wherein the split ring sleeve is provided with a plurality of through hole parts extending along the length direction of the elastic sleeve in a penetrating manner, the plurality of through hole parts are circumferentially arranged at intervals around the central axis of the rod body, and one elastic strip is defined between adjacent through hole parts, and between an opening of the split ring sleeve and the adjacent through hole parts.

In some embodiments of the present utility model, the split ring sleeve includes a first split ring piece connected to the plug piece and a second split ring piece spaced from the first split ring piece, the elastic strip is connected between the first split ring piece and the second split ring piece, and the first split ring piece and the second split ring piece are both in close contact with the inner peripheral wall of the slot.

In some embodiments of the utility model, the arcuate insert tab and the split ring sleeve are of unitary sheet metal construction.

In some embodiments of the present utility model, the arc-shaped insertion piece has a semicircular shape, a portion of an outer circumferential surface of the arc-shaped insertion piece is recessed inward in a radial direction of the arc-shaped insertion piece to form a reinforcing rib, and a portion of an outer circumferential wall of the arc-shaped insertion piece is capable of elastically contacting an inner wall of the insertion groove.

In some embodiments of the present utility model, the rod body is a long tube, and two ends of the internal channel of the long tube respectively form two slots.

In some embodiments of the present utility model, the elongated tube and the sleeve are both round tubes, and the stopper is an annular protrusion formed on an outer peripheral wall of the sleeve.

In some embodiments of the utility model, the length dimension of the sleeve is about one-half the length dimension of the shaft.

In some embodiments of the utility model, the outer peripheral wall of the end of the sleeve corresponding to the bristles has two oppositely disposed internal recesses, two of which are used to grip the bristles.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of one embodiment of a cosmetic brush of the present utility model for facilitating brush head replacement;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

FIG. 3 is a schematic view of an embodiment of an elastomeric sleeve;

fig. 4 is a schematic view of the structure after punching the through-hole portion (the step before forming the elastic sleeve).

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, a cosmetic brush of the present utility model for facilitating replacement of a brush head includes: the rod body 100, at least one end of the rod body 100 is provided with a slot 110, an elastic sleeve 200 is arranged in the slot 110, the elastic sleeve 200 is provided with a plurality of elastic strips 222 circumferentially distributed around the central axis of the rod body 100, and the middle part of each elastic strip 222 is convexly arranged towards the radial inward direction of the rod body 100; the brush head 300 is detachably inserted into the slot 110, and the peripheral wall of the brush head 300 abuts against the middle part of the elastic strip 222 so that the elastic strip 222 deforms outwards to hold the brush head 300 tightly; the brush head 300 includes a sleeve 310 and bristles 320 disposed at one end of the sleeve 310, and the sleeve 310 is provided with a stop portion 311, where the stop portion 311 can abut against an end surface of the elastic sleeve 200 near the end of the rod body 100.

When the brush head 300 is installed, the sleeve 310 is only required to be inserted into the elastic sleeve 200 in the slot 110, the elastic sleeve 200 elastically clamps the sleeve 310 by utilizing the plurality of elastic strips 222, and when the stop part 311 on the sleeve 310 is abutted against the end surface of the elastic sleeve 200, the brush head 300 is installed in place; when the brush head 300 is disassembled, the sleeve 310 is pulled out of the elastic sleeve 200, and the elastic strip 222 recovers elastic deformation for reinsertion of the brush head 300; the brush head 300 can be quickly disassembled and assembled through the structure, the use is convenient, and the processing difficulty of processing and assembling the elastic sleeve 200 is lower than that of processing a thread structure, so that the production and the assembly are simpler and more convenient.

Referring to fig. 3, in some embodiments of the present utility model, the elastic sleeve 200 includes an arc-shaped insertion piece 210 and a split ring sleeve 220 connected to the arc-shaped insertion piece 210, the split ring sleeve 220 is provided with a plurality of through hole portions 221 extending in a length direction of the elastic sleeve 200 therethrough, the plurality of through hole portions 221 are circumferentially spaced around a central axis of the shaft body 100, and an elastic strip 222 is defined between adjacent through hole portions 221, and between an opening of the split ring sleeve 220 and the adjacent through hole portions 221. It should be noted that, the arc-shaped insertion piece 210 and the split ring 220 are both installed on the inner wall of the slot 110, and the arc-shaped insertion piece 210 is inserted into the slot 110 first and then the split ring 220 is guided into the slot 110, so that the arc-shaped insertion piece 210 and the split ring 220 located in the slot 110 can generate a certain deformation to elastically lean against the inner wall of the slot 110, so that a larger static friction force exists between the elastic sleeve 200 and the slot 110, and the brush head 300 is prevented from being pulled out easily. The split ring 220 is provided with a plurality of through hole parts 221 in a penetrating manner, so that materials can be saved, and the deformability of the elastic strips 222 is improved.

Referring to fig. 2 and 3, in some embodiments of the present utility model, the split ring 220 includes a first split ring piece 223 connected to the socket piece and a second split ring piece 224 spaced apart from the first split ring piece 223, and the elastic strip 222 is connected between the first split ring piece 223 and the second split ring piece 224, and the first split ring piece 223 and the second split ring piece 224 are both in close contact with the inner peripheral wall of the socket 110. It will be appreciated that during assembly, an operator may pinch the split ring 220 to reduce the openings of the first split ring piece 223 and the second split ring piece 224, thereby smoothly inserting the split ring 220 into the slot 110, and then release the split ring 220, and the first split ring piece 223 and the second split ring piece 224 recover to elastically deform to be closely attached to the inner peripheral wall of the slot 110, thereby realizing the installation of the elastic sleeve 200.

Referring to fig. 3 and 4, in some embodiments of the present utility model, the arcuate insert tab 210 and the split ring sleeve 220 are of unitary sheet metal construction. It should be noted that, the arc-shaped insertion piece 210 and the split ring 220 are formed by punching and shaping a sheet metal, referring to fig. 4, the through hole 221 and the elastic strip 222 can be formed by punching against the sheet metal during production, referring to fig. 3, then the arc-shaped insertion piece 210 and the split ring 220 are formed by shaping after bending, and then the middle part of the elastic strip 222 is pressed inward in the radial direction of the elastic sleeve 200 so as to enable the middle part of the elastic strip 222 to be concavely deformed inward, thereby being capable of holding the sleeve 310 tightly.

Referring to fig. 3, in some embodiments of the present utility model, the arc-shaped insertion piece 210 has a semicircular shape, a portion of the outer circumferential surface of the arc-shaped insertion piece 210 is recessed inward in the radial direction of the arc-shaped insertion piece 210 to form a reinforcing rib, and a portion of the outer circumferential wall of the arc-shaped insertion piece 210 can elastically contact the inner wall of the insertion groove 110. It will be appreciated that the above-described reinforcing rib is formed at the boundary between the depressed portion of the outer peripheral surface of the arc-shaped insertion piece 210 and the portion of the outer peripheral surface of the arc-shaped insertion piece 210 that is not depressed, which contributes to an improvement in the elastic abutment force of both sides of the arc-shaped insertion piece 210 against the inner wall of the socket 110.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the rod 100 is a long tube, and two slots 110 are respectively formed at two ends of an internal channel of the long tube. Through the structure, the two brush heads 300 can be installed and disassembled, so that the brush head 300 is suitable for different use requirements, and the brush head 300 is convenient to disassemble and assemble.

Referring to fig. 2, in some embodiments of the present utility model, the elongated tube and the sleeve 310 are both round tubes, and the stopper 311 is an annular protrusion formed on the outer peripheral wall of the sleeve 310. The long pipe fitting and the sleeve 310 are round pipes, so that the brush head 300 can be directly inserted without adjusting the angle position of the brush head 300. Wherein the annular protrusion can be formed on the sleeve 310 by extrusion molding or by integral casting.

Referring to fig. 2, in some embodiments of the utility model, the length dimension of sleeve 310 is about one-half the length dimension of rod body 100. It will be appreciated that since the length of the sleeve 310 is approximately one-half the length of the shaft 100, the brush head 300 can be directly held for use after the sleeve 310 is pulled out of the elastomeric sleeve 200.

In some embodiments of the present utility model, in order that the bristles 320 are more firmly fixed to the sleeve 310, the outer circumferential wall of the end of the sleeve 310 corresponding to the bristles 320 has two oppositely disposed concave portions for clamping the bristles 320. Wherein the recess may be obtained by pressing the outer circumferential wall of the sleeve 310.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A cosmetic brush for facilitating replacement of a brush head, comprising:

the device comprises a rod body (100), wherein at least one end of the rod body (100) is provided with a slot (110), an elastic sleeve (200) is arranged in the slot (110), the elastic sleeve (200) is provided with a plurality of elastic strips (222) circumferentially distributed around the central axis of the rod body (100), and the middle part of each elastic strip (222) is convexly arranged towards the radial inward direction of the rod body (100);

the brush head (300) is detachably inserted into the slot (110), and the peripheral wall of the brush head (300) is abutted against the middle part of the elastic strip (222) so that the elastic strip (222) is outwards deformed to hold the brush head (300);

the brush head (300) comprises a sleeve (310) and bristles (320) arranged at one end of the sleeve (310), a stop part (311) is arranged on the sleeve (310), and the stop part (311) can be abutted to the end face, close to the end part of the rod body (100), of the elastic sleeve (200).

2. A cosmetic brush for facilitating replacement of a brush head according to claim 1, wherein:

the elastic sleeve (200) comprises an arc-shaped inserting piece (210) and an opening ring sleeve (220) connected with the arc-shaped inserting piece (210), a plurality of through hole parts (221) extending along the length direction of the elastic sleeve (200) are arranged in a penetrating mode, the through hole parts (221) are circumferentially arranged at intervals around the central axis of the rod body (100), and an elastic strip (222) is defined between every two adjacent through hole parts (221), between the opening of the opening ring sleeve (220) and the adjacent through hole parts (221).

3. A cosmetic brush for facilitating replacement of a brush head according to claim 2, wherein:

the split ring sleeve (220) comprises a first split ring piece (223) connected with the plug piece and a second split ring piece (224) arranged at intervals on the first split ring piece (223), the elastic strip (222) is connected between the first split ring piece (223) and the second split ring piece (224), and the first split ring piece (223) and the second split ring piece (224) are all clung to the inner peripheral wall of the slot (110).

4. A cosmetic brush for facilitating replacement of a brush head according to claim 2, wherein:

the arc-shaped inserting piece (210) and the opening ring sleeve (220) are of an integrated sheet metal structure.

5. A cosmetic brush for facilitating replacement of a brush head according to claim 2, wherein:

the arc-shaped insertion piece (210) is in a semicircular shape, a part of the outer circumferential surface of the arc-shaped insertion piece (210) is recessed inwards along the radial direction of the arc-shaped insertion piece (210) to form a reinforcing rib, and part of the outer circumferential wall of the arc-shaped insertion piece (210) can be elastically contacted with the inner wall of the slot (110).

6. A cosmetic brush for facilitating replacement of a brush head according to claim 1, wherein:

the rod body (100) is a long pipe, and two ends of an internal channel of the long pipe respectively form two slots (110).

7. A cosmetic brush for facilitating replacement of a brush head according to claim 6, wherein:

the long pipe fitting and the sleeve (310) are round pipes, and the stop part (311) is an annular bulge formed on the outer peripheral wall of the sleeve (310).

8. A cosmetic brush for facilitating replacement of a brush head according to claim 1, wherein:

the sleeve (310) has a length dimension of about one-half the length dimension of the rod body (100).

9. A cosmetic brush for facilitating replacement of a brush head according to claim 1, wherein:

the outer peripheral wall of the end of the sleeve (310) corresponding to the bristles (320) is provided with two oppositely arranged concave parts, and the two concave parts are used for clamping the bristles (320).