A magnetic cosmetic cap that can be rotated open

By designing a rotatable magnetic cosmetic cap, and utilizing a rotating shaft and magnetic sealing mechanism, the problems of controlling the discharge of cosmetic liquid and nail wear are solved, achieving convenient and precise discharge of cosmetic liquid and quick resealing.

CN224428504UActive Publication Date: 2026-06-30SHANGHAI PENGFENG PACKAGING PRODUCTS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI PENGFENG PACKAGING PRODUCTS CO LTD
Filing Date
2025-08-26
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Existing cosmetic caps cannot control the amount of cosmetic liquid dispensed during use and can easily damage nails.

Method used

A rotatable magnetic cosmetic cap was designed. The cap body rotates via a rotating shaft, and combined with a magnetic sealing mechanism and an annular sealing ring, it enables precise control of the cosmetic liquid and quick resealing.

Benefits of technology

It achieves precise control over the discharge of cosmetic liquid, avoids nail wear, and improves ease of use and sealing effect.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224428504U_ABST
    Figure CN224428504U_ABST
Patent Text Reader

Abstract

This utility model discloses a rotatable magnetic cosmetic cap, including a cosmetic bottle and a cosmetic cap body. The cosmetic cap body is installed above the cosmetic bottle, and a fixing block is fixedly connected to the surface of the cosmetic bottle. A rotating shaft is fixedly connected to the upper surface of the fixing block. The operator twists the cosmetic cap body, causing it to rotate around the rotating shaft for adjustment. During this movement, the cosmetic cap body drives the convex shaft, which slides within a relief groove for adjustment. When pouring cosmetic liquid, the different rotation angles of the cosmetic cap body control the discharge of the cosmetic liquid. When the cosmetic liquid is not in use, the cosmetic cap body returns to its original position under the action of a torsion spring. The annular sealing ring engages with the second groove for sealing, and multiple magnetic strips magnetically attract the metal plate, maintaining stability after rapid reset. This design prevents scratches caused by fingernails from traditional bottle cap manipulation.
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Description

Technical Field

[0001] This utility model relates to the field of packaging technology, and in particular to a magnetic cosmetic cap that can be rotated open. Background Technology

[0002] A cosmetic cap is a protective cover that covers the opening or body of a cosmetic bottle. Its main function is to maintain the safety and freshness of the cosmetic. Cosmetic caps are usually made of materials such as plastic, metal, or glass, and have sealing and leak-proof properties.

[0003] Existing cosmetic caps are usually snapped onto the opening of the cosmetic bottle. When using the product, you lift the cap to pour out the cosmetic liquid. However, this method cannot control the amount of cosmetic liquid discharged. It is also very strenuous to lift the cap, which can easily wear down your nails. Utility Model Content

[0004] The purpose of this invention is to solve the problems raised by the prior art by proposing a rotatable magnetic cosmetic cap.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A rotatable magnetic cosmetic cap includes a cosmetic bottle and a cosmetic cap body. The cosmetic cap body is installed above the cosmetic bottle. A fixing block is fixedly connected to the surface of the cosmetic bottle. A rotating shaft is fixedly connected to the upper surface of the fixing block. The top end of the rotating shaft is rotatably connected to the lower surface of the cosmetic cap body. A magnetic sealing mechanism is provided on the lower surface of the cosmetic cap body.

[0007] Preferably, the magnetic sealing mechanism includes a first groove formed on the lower surface of the cosmetic cap body, an annular sealing ring fixedly connected to the inner wall of the first groove, a second groove formed on the upper surface of the cosmetic bottle, and the surface of the annular sealing ring being squeezed and adapted to the inner wall of the second groove.

[0008] Furthermore, multiple metal plates are fixedly connected to the upper surface of the cosmetic bottle, and multiple magnetic strips are fixedly connected to the inner wall of the cosmetic cap body, with the magnetic strips magnetically attracted to the metal plates.

[0009] Preferably, a triangular plate is fixedly connected to the surface of the cosmetic cap body, and a pair of drainage grooves are formed on the lower surface of the triangular plate.

[0010] Furthermore, a torsion spring is fitted onto the surface of the rotating shaft, with the top end of the torsion spring fixedly connected to the lower surface of the cosmetic cap body and the bottom end of the torsion spring fixedly connected to the upper surface of the fixing block.

[0011] Preferably, a crescent-shaped plate is fixedly connected to the upper surface of the fixing block, and multiple slots are provided on the upper surface of the crescent-shaped plate. An avoidance groove is provided on the lower surface of the cosmetic cap body. A convex shaft is slidably connected to the inner wall of the avoidance groove. A return spring is fixedly connected to the inner wall of the avoidance groove. The bottom end of the return spring is fixedly connected to the upper surface of the convex shaft. The convex shaft is adapted to the slot.

[0012] The beneficial effects of this utility model are as follows:

[0013] The operator twists the cosmetic cap body, causing it to rotate around the central axis for adjustment. This rotation drives the convex shaft, which slides within the clearance groove for adjustment. When pouring the cosmetic liquid, the different rotation angles of the cosmetic cap body control the discharge. When the cosmetic liquid is not in use, the cosmetic cap body returns to its original position under the action of the torsion spring. The annular sealing ring engages with the second groove for sealing, and multiple magnetic strips magnetically attract the metal plate, maintaining stability after rapid reset. This design prevents scratches caused by fingernail abrasion from traditional bottle cap manipulation. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of a rotatable and openable magnetic cosmetic cap proposed in this utility model.

[0015] Figure 2 This is a three-dimensional structural diagram of the drainage channel in a rotatable and magnetic cosmetic cap proposed in this utility model.

[0016] Figure 3 This is a three-dimensional structural diagram of the crescent-shaped plate in a rotatable and magnetic cosmetic cap proposed in this utility model.

[0017] Figure 4 This is a three-dimensional structural diagram of the metal plate in a rotatable magnetic cosmetic cap proposed in this utility model.

[0018] In the diagram: 1. Cosmetic bottle; 2. Cosmetic cap body; 3. Fixing block; 4. Torsion spring; 5. Rotating shaft; 6. Triangular plate; 7. Drainage groove; 8. Magnetic strip; 9. First groove; 10. Annular sealing ring; 11. Clearance groove; 12. Protruding shaft; 13. Crescent plate; 14. Slot; 15. Return spring; 16. Second groove; 17. Metal arch plate. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0020] Reference Figures 1-4 A rotatable magnetic cosmetic cap includes a cosmetic bottle 1 and a cosmetic cap body 2. The cosmetic cap body 2 is installed above the cosmetic bottle 1. A fixing block 3 is fixedly connected to the surface of the cosmetic bottle 1. A rotating shaft 5 is fixedly connected to the upper surface of the fixing block 3. The top end of the rotating shaft 5 is rotatably connected to the lower surface of the cosmetic cap body 2. A magnetic sealing mechanism is provided on the lower surface of the cosmetic cap body 2.

[0021] By setting a fixing block 3 to fix the rotating shaft 5, the cosmetic cap body 2 is driven to rotate. By setting the cosmetic cap body 2, the sealing of the opening of the cosmetic bottle 1 is maintained. By setting a magnetic sealing mechanism, the resealing can be performed conveniently and quickly. The amount of cosmetic liquid discharged can be controlled during use.

[0022] In this utility model, reference Figure 2 and Figure 4 The magnetic sealing mechanism includes a first groove 9 formed on the lower surface of the cosmetic cap body 2, an annular sealing ring 10 fixedly connected to the inner wall of the first groove 9, and a second groove 16 formed on the upper surface of the cosmetic bottle 1, the surface of the annular sealing ring 10 being squeezed and fitted to the inner wall of the second groove 16.

[0023] By setting the first groove 9, space is provided for the installation of the annular sealing ring 10. The annular sealing ring 10 cooperates with the second groove 16 to perform the sealing operation.

[0024] In this utility model, reference Figure 4 Multiple metal plates 17 are fixedly connected to the upper surface of the cosmetic bottle 1, and multiple magnetic strips 8 are fixedly connected to the inner wall of the cosmetic cap body 2. The magnetic strips 8 are magnetically attracted to the metal plates 17.

[0025] By setting multiple metal plates 17, which are magnetically attracted to the corresponding magnetic strips 8, the cosmetic cap body 2 and the cosmetic bottle 1 are kept in a stable position.

[0026] In this utility model, reference Figure 2 A triangular plate 6 is fixedly connected to the surface of the cosmetic cap body 2, and a pair of drainage grooves 7 are provided on the lower surface of the triangular plate 6.

[0027] The liquid flow is guided by setting up the triangular plate 6 and the diversion channel 7.

[0028] In this utility model, reference Figure 2 A torsion spring 4 is fitted on the surface of the rotating shaft 5. The top end of the torsion spring 4 is fixedly connected to the lower surface of the cosmetic cap body 2, and the bottom end of the torsion spring 4 is fixedly connected to the upper surface of the fixing block 3.

[0029] By setting a torsion spring 4, the cosmetic cap body 2 is rotated and reset, maintaining the stability of the cosmetic cap body 2 installed on the cosmetic bottle 1.

[0030] In this utility model, reference Figure 3 A crescent-shaped plate 13 is fixedly connected to the upper surface of the fixing block 3. Multiple slots 14 are provided on the upper surface of the crescent-shaped plate 13. An avoidance groove 11 is provided on the lower surface of the cosmetic cover body 2. A convex shaft 12 is slidably connected to the inner wall of the avoidance groove 11. A return spring 15 is fixedly connected to the inner wall of the avoidance groove 11. The bottom end of the return spring 15 is fixedly connected to the upper surface of the convex shaft 12. The convex shaft 12 is adapted to the slot 14.

[0031] By setting the crescent-shaped plate 13, the insertion of the convex shaft 12 is kept stable. By setting the relief groove 11, the insertion and positioning space of the convex shaft 12 is provided. By setting the reset spring 15, the insertion of the convex shaft 12 into the slot 14 is kept stable.

[0032] Working principle: During use, the operator twists the cosmetic cap body 2, causing it to rotate around the rotating shaft 5. This rotation drives the convex shaft 12, which slides within the relief groove 11 for adjustment. The compressed reset spring 15 shortens, locking into the corresponding slot 14 for stable positioning. When the cosmetic bottle 1 is poured, the liquid enters the drainage groove 7 and is discharged. Different rotation angles of the cosmetic cap body 2 control the discharge of the cosmetic liquid. After the cosmetic cap body 2 resets with the assistance of the torsion spring 4, the annular sealing ring 10 engages in the second groove 16 for sealing. Simultaneously, multiple magnetic strips 8 magnetically attract the metal plate 17, maintaining stability after rapid reset.

[0033] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A magnetically attractable cosmetic cap which can be opened rotatably, comprising a cosmetic bottle (1) and a cosmetic cap body (2) which is installed above the cosmetic bottle (1), characterized in that, A fixing block (3) is fixedly connected to the surface of the cosmetic bottle (1). A rotating shaft (5) is fixedly connected to the upper surface of the fixing block (3). The top end of the rotating shaft (5) is rotatably connected to the lower surface of the cosmetic cap body (2). A magnetic sealing mechanism is provided on the lower surface of the cosmetic cap body (2).

2. The magnetic cosmetic cap of claim 1, wherein, The magnetic sealing mechanism includes a first groove (9) on the lower surface of the cosmetic cap body (2), and an annular sealing ring (10) is fixedly connected to the inner wall of the first groove (9). A second groove (16) is provided on the upper surface of the cosmetic bottle (1). The surface of the annular sealing ring (10) is squeezed and adapted to the inner wall of the second groove (16).

3. The rotatable magnetic cosmetic cap according to claim 1, characterized in that, The upper surface of the cosmetic bottle (1) is fixedly connected with multiple metal plates (17), and the inner wall of the cosmetic cap body (2) is fixedly connected with multiple magnetic strips (8), and the magnetic strips (8) are magnetically attracted to the metal plates (17).

4. The rotatable magnetic cosmetic cap according to claim 1, characterized in that, A triangular plate (6) is fixedly connected to the surface of the cosmetic cap body (2), and a pair of drainage grooves (7) are provided on the lower surface of the triangular plate (6).

5. A rotatable magnetic cosmetic cap according to claim 1, characterized in that, A torsion spring (4) is fitted on the surface of the rotating shaft (5). The top end of the torsion spring (4) is fixedly connected to the lower surface of the cosmetic cap body (2), and the bottom end of the torsion spring (4) is fixedly connected to the upper surface of the fixing block (3).

6. The rotatable magnetic cosmetic cap according to claim 1, characterized in that, A crescent-shaped plate (13) is fixedly connected to the upper surface of the fixing block (3). Multiple slots (14) are provided on the upper surface of the crescent-shaped plate (13). An avoidance groove (11) is provided on the lower surface of the cosmetic cover body (2). A convex shaft (12) is slidably connected to the inner wall of the avoidance groove (11). A return spring (15) is fixedly connected to the inner wall of the avoidance groove (11). The bottom end of the return spring (15) is fixedly connected to the upper surface of the convex shaft (12). The convex shaft (12) is adapted to the slot (14).