Combined artificial fingernail for decoration

By using a modular design and mortise and tenon joints, the problem of inconvenient replacement of artificial nails in existing technologies has been solved, enabling quick and convenient nail replacement and diverse appearances, while reducing replacement costs.

CN224084831UActive Publication Date: 2026-04-07GUANGDONG XIANXING IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-27
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Existing artificial nail technology uses a single-piece structure, which makes replacement inconvenient and difficult to reuse, and requires the purchase of multiple sets of products to meet the needs of different lengths and shapes.

Method used

Design a modular decorative artificial nail that allows for detachable connection between the first and second nail pieces via a connecting assembly. Utilizing the transition or interference fit of tenons and mortises, combined with the use of thermoplastic materials and adhesives, it enables quick replacement and diverse nail appearances.

Benefits of technology

It enables quick and convenient nail replacement, enhances stability and aesthetics, reduces damage from repeated use of adhesive, and lowers replacement costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a combined artificial fingernail for decoration. The combined artificial fingernail comprises a first fingernail piece and a second fingernail piece, the first nail piece comprises a fixed surface and a first decorative surface, and a first connecting surface is arranged between the first decorative surface and the fixed surface; the second nail piece comprises an extending surface and a second decorative surface, and a second connecting surface is arranged between the second decorative surface and the extending surface; a sleeving assembly for detachably connecting the first armor piece and the second armor piece is arranged between the first connecting surface and the second connecting surface; the fixing face comprises a curved face of an inwards-concave arc-shaped structure. The sleeving assembly comprises a tenon and a mortise which are in transition or interference fit with each other, the tenon is attached to the surface of one of the first connecting face and the second connecting face in a protruding mode, and the mortise is attached to the surface of the other one corresponding to the tenon in an inward concave mode. According to the combined artificial fingernail for decoration, the second fingernail piece can be replaced quickly and conveniently, and rich and changeable fingernail piece appearances can be obtained.
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Description

TECHNICAL FIELD

[0001] The present application relates to the field of makeup technology, in particular to a combined decorative artificial nail. BACKGROUND

[0002] People often use artificial nails to decorate natural nails, but the artificial nails in the prior art all adopt a whole single-piece structure, which needs to be removed as a whole when replaced, and the adhesive glue is not easy to reuse. Moreover, the user needs to purchase more complete products for artificial nails of different lengths and shapes, which is not conducive to the user to quickly and low-cost change the decoration according to needs.

[0003] Therefore, it is urgent to design a combined decorative artificial nail, which can quickly and conveniently replace the second nail piece to obtain rich and varied nail piece appearances. SUMMARY

[0004] To solve the above problems, the technical scheme adopted by the present application is as follows:

[0005] A combined decorative artificial nail, comprising a nail piece connected with a natural nail, characterized in that: the nail piece comprises a first nail piece (10) and a second nail piece (20);

[0006] The first nail piece (10) comprises a fixed surface (11), and the outer side of the fixed surface (11) is provided with a first decorative surface (12), and the first decorative surface (12) and the fixed surface (11) are provided with a first connecting surface (13) therebetween;

[0007] The second nail piece (20) comprises an extension surface (21), and the outer side of the extension surface (21) is provided with a second decorative surface (22), and the second decorative surface (22) and the extension surface (21) are provided with a second connecting surface (23) therebetween;

[0008] The first connecting surface (13) and the second connecting surface (23) are provided with a sleeving assembly (30), and the sleeving assembly (30) allows the first nail piece (10) and the second nail piece (20) to be detachably connected;

[0009] The fixed surface (11) comprises a curved surface in a concave arc structure.

[0010] Preferably, the first connecting surface (13) and the second connecting surface (23) have the same outer shape and are aligned with each other.

[0011] Preferably, the first decorative surface (12) and the second decorative surface (22) are connected in surface tangency or curvature continuity.

[0012] Preferably, the first decorative surface (12) and the second decorative surface (22) are both convex arc surfaces with consistent curvature directions.

[0013] Preferably, the sleeve assembly (30) comprises a tenon (31) and a mortise (32) which are transitionally or interference-fitted with each other, the tenon (31) protrudingly attached to the surface of one of the first connecting surface (13) or the second connecting surface (23), and the mortise (32) recessedly attached to the surface of the other corresponding to the tenon (31); the tenon (31) and the mortise (32) are inserted in the same direction as the growth direction of the natural nail.

[0014] Preferably, the sleeve assembly (30) is provided in three or more numbers, and the tenon (31) and the mortise (32) are alternately attached to the first connecting surface (13) or the second connecting surface (23).

[0015] Preferably, the fixing surface (11) is provided with an adhesive, and the adhesive is provided with a removable protective layer.

[0016] Preferably, the first nail piece (10), the second nail piece (20) and the sleeve assembly (30) are all made of thermoplastic material.

[0017] Preferably, the tenon (31) and the mortise (32) of the sleeve assembly (30) are integrally formed with the body to which they are attached by using a pressure injection device.

[0018] Preferably, the first decorative surface (12) and the second decorative surface (22) are provided with nail polish.

[0019] Compared with the prior art, the present application has the following beneficial effects:

[0020] 1. The second nail piece can be quickly and conveniently replaced to obtain a rich and varied appearance of the nail piece.

[0021] 2. The tenon and the mortise are inserted in the growth direction of the natural nail, have good stability, and are convenient for replacing the second nail piece. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a schematic diagram of the overall structure of the present application in a combined state;

[0023] Figure 2 is a schematic diagram of the overall structure of the present application in a combined state; Figure 1

[0024] Figure 3 is an exploded view of the present application; Figure 1

[0025] Figure 4 is a schematic diagram of the combination of the first nail piece and a plurality of second nail pieces.

[0026] Wherein:

[0027] ​​The first nail plate 10, the fixed surface 11, the first decorative surface 12, the first connecting surface 13, the second nail plate 20, the extending surface 21, the second decorative surface 22, the second connecting surface 23, the sleeve joint assembly 30, the tenon 31, the mortise 32. DETAILED DESCRIPTION

[0028] For the purposes of promoting an understanding of the principles of the application, reference will now be made to the embodiments illustrated in the drawings. It is expressly understood that the drawings are for illustrative purposes and are not a limitation on the scope of the application. In addition, it is to be understood that certain specific features, structures, and / or characteristics described herein are to be interpreted as examples only and are not to be considered limitations. Furthermore, it is to be understood that the application can be practiced with more than or less than the specific levels of details, elements, or features illustrated in the accompanying drawings.

[0029] It is to be understood that where the terms "including", "comprising", "having" and "involving" are used in this specification, they are taken to be open-ended terms that mean the item so described can be present or can not be present. It is also to be understood that the terms "first", "second", "third", etc. are used merely as labels, and are not intended to impose numerical requirements on their objects.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. All publications, patent applications, patents, and other references mentioned herein are incorporated by reference in their entirety for the purpose of describing and disclosing the chemicals, formulations, pharmaceutical compositions, and methodologies which are described in such publications, which

[0031] The application will now be further described by way of example with reference to the drawings wherein:

[0032] As shown in Figure 1 , 2 , 3, a combined decorative artificial nail, comprising a nail plate connected with a natural nail, the nail plate comprising a first nail plate 10 and a second nail plate 20;

[0033] The first nail plate 10 comprises a fixed surface 11, the outer side of the fixed surface 11 is provided with a first decorative surface 12, and the first decorative surface 12 and the fixed surface 11 are provided with a first connecting surface 13;

[0034] The second nail plate 20 comprises an extending surface 21, the outer side of the extending surface 21 is provided with a second decorative surface 22, and the second decorative surface 22 and the extending surface 21 are provided with a second connecting surface 23;

[0035] The first connecting surface 13 and the second connecting surface 23 are provided with a sleeve joint assembly 30, and the sleeve joint assembly 30 enables the first nail plate 10 and the second nail plate 20 to be detachably connected.

[0036] The fixed surface 11 comprises a curved surface in the form of an inner concave arc structure.

[0037] In use, the inner concave arc curved surface of the fixed surface 11 is adhered to the natural nail by an adhesive material, and a suitable second nail piece 20 is selected for installation (as shown in Figure 4 The manufacturer can provide a variety of lengths and shapes of the second nail piece 20 for the user to choose from while keeping the second connecting surface 23 and the sleeve assembly 30 unchanged according to the user's preferences. Then, the nail polish or other decorations are applied to the first decorative surface 12 and the second decorative surface 22. The manufacturer can apply the nail polish or other decorations to the first decorative surface 12 and the second decorative surface 22 before shipping, or the user can apply them themselves. Various colors of nail polish or other decorations can further reflect the user's personality, and the nail polish or other decorations can also cover the joint between the first connecting surface 13 and the second connecting surface 23.

[0038] When adhering the first nail piece 10, in order to facilitate the disassembly of the second nail piece 20, the first connecting surface 13 is preferably located on the outside of the natural nail, i.e., the second nail piece 20 is not adhered to the natural nail. In this way, the disassembly of the second nail piece 20 can be achieved by using the detachable sleeve assembly 30 arranged between the first connecting surface 13 and the second connecting surface 23 without separating the first nail piece 10 from the natural nail. The first nail piece 10 and the natural nail are not separated, which can avoid damaging the adhesive between them, repeated adhesion, and make the replacement of the second nail piece 20 more rapid and convenient.

[0039] Further, in order to have an attractive appearance and a neat contour, the first connecting surface 13 and the second connecting surface 23 have the same contour and are aligned with each other.

[0040] Further, in order to avoid affecting the appearance of the connection, the first decorative surface 12 and the second decorative surface 22 are connected with tangent continuous or curvature continuous surfaces.

[0041] Further, the first decorative surface 12 and the second decorative surface 22 are both convex arc surfaces with consistent curvature directions.

[0042] Further, the sleeve assembly 30 comprises a tenon 31 and a mortise 32 that are transitioned or interference fitted with each other. The tenon 31 is convexly attached to the surface of one of the first connecting surface 13 or the second connecting surface 23, and the mortise 32 is concavely attached to the surface of the other one corresponding to the tenon 31. The insertion and extraction directions of the tenon 31 and the mortise 32 are consistent with the growth direction of the natural nail.

[0043] The tenon and mortise of the embodiment are inserted in the direction of natural nail growth, and the nail generally does not bear tension in daily life (i.e. the force that separates the tenon and mortise in the embodiment), so the first nail piece 10 and the second nail piece 20 have good stability in daily life, and the second nail piece 20 is convenient to replace.

[0044] The tenon and mortise combination in the concave-convex structure with transition or interference fit is a common assembly form that is convenient to disassemble and assemble repeatedly without tools or by simple hand tools, and the manufacturer can set appropriate sizes of the tenon and mortise according to the shape and size of the assembly, which will not be described here.

[0045] Further, in order to maintain the stability of the profile edge in use and reduce deformation in production, the sleeve assembly 30 is provided in a number of three or more, and the tenon 31 and the mortise 32 are attached to each other on the first connecting surface 13 or the second connecting surface 23.

[0046] Further, in order to facilitate use by the user, the fixing surface 11 is provided with adhesive glue, and the adhesive glue is provided with a removable protective layer. When the second nail piece 20 needs to be replaced, the first nail piece 10 is pressed, and the second nail piece 20 is pulled off from the first nail piece 10 by hand or tool, and then a suitable second nail piece 20 is selected, the tenon 31 and the mortise 32 are inserted into the first nail piece 10, and the replacement is completed.

[0047] Further, in order to maintain good processing process and nail durability, the first nail piece 10, the second nail piece 20 and the sleeve assembly 30 are all thermoplastic materials. For example, ABS, PC and other plastic materials.

[0048] Further, the tenon 31 and the mortise 32 of the sleeve assembly 30 and the body to which they are attached are integrally formed by using a pressure injection device.

[0049] Further, the first decorative surface 12 and the second decorative surface 22 are provided with nail polish.

[0050] For those skilled in the art, other various corresponding changes and transformations can be made according to the above-described technical solutions and concepts, and all of these changes and transformations should belong to the protection scope of the patent claims of the present application.

Claims

1. A modular decorative artificial nail, comprising a nail plate connected to a natural nail, characterized in that: The armor plates include a first armor plate (10) and a second armor plate (20); The first armor plate (10) includes a fixing surface (11), a first decorative surface (12) is provided on the outer side of the fixing surface (11), and a first connecting surface (13) is provided between the first decorative surface (12) and the fixing surface (11); The second armor plate (20) includes an extension surface (21), a second decorative surface (22) is provided on the outer side of the extension surface (21), and a second connecting surface (23) is provided between the second decorative surface (22) and the extension surface (21); A sleeve assembly (30) is provided between the first connecting surface (13) and the second connecting surface (23), the sleeve assembly (30) enabling the first axle (10) and the second axle (20) to be detachably connected; The fixed surface (11) includes a curved surface with an inwardly concave arc structure.

2. The composite decorative artificial nail as described in claim 1, characterized in that: The first connecting surface (13) and the second connecting surface (23) have the same outline and are aligned and fitted together.

3. The composite decorative artificial nail as described in claim 1, characterized in that: The surfaces of the first decorative surface (12) and the second decorative surface (22) are connected in a tangential or curvature-continuous manner.

4. The composite decorative artificial nail as described in claim 1, characterized in that: Both the first decorative surface (12) and the second decorative surface (22) are convex arc-shaped surfaces with the same curvature direction.

5. The composite decorative artificial nail as described in claim 1, characterized in that: The socket assembly (30) includes a tenon (31) and a mortise (32) that transition or interfere with each other. The tenon (31) protrudes and is attached to the surface of one of the first connecting surface (13) or the second connecting surface (23). The mortise (32) is recessed and is attached to the other surface corresponding to the tenon (31). The insertion and removal directions of the tenon (31) and the mortise (32) are consistent with the growth direction of the natural nail.

6. The composite decorative artificial nail as described in claim 5, characterized in that: The socket assembly (30) is provided with three or more tenons (31) and mortises (32) attached to the first connecting surface (13) or the second connecting surface (23) in an alternating manner.

7. The composite decorative artificial nail as described in claim 1, characterized in that: An adhesive is provided on the fixing surface (11), and a removable protective layer is provided on the adhesive.

8. The composite decorative artificial nail as described in claim 1, characterized in that: The first abutment (10), the second abutment (20), and the sleeve assembly (30) are all made of thermoplastic materials.

9. A modular decorative artificial nail as described in claim 8, characterized in that: The tenon (31) and mortise (32) of the socket assembly (30) are integrally formed with the attached body using a pressure injection device.

10. A modular decorative artificial nail as described in claim 1, characterized in that: Nail polish is applied to the first decorative surface (12) and the second decorative surface (22).