Sharp-mouth packaging hose

By designing the threaded rod and clamping plate structure of the pointed-nose packaging tube, combined with the winding roller and ratchet mechanism, the problem of residual cosmetics being difficult to squeeze out after the pointed-nose packaging tube is solved, thus realizing the full utilization of cosmetics.

CN224211547UActive Publication Date: 2026-05-08WUJIANG JINHUI PLASTIC CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUJIANG JINHUI PLASTIC CO LTD
Filing Date
2025-05-28
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

The cosmetic residue inside the pointed nozzle packaging tube is difficult to squeeze out after use, resulting in waste.

Method used

A pointed-nozzle packaging tube was designed. The bottom end of the tube is squeezed by a threaded rod and clamping plate structure. Combined with a winding roller and ratchet mechanism, the cosmetic is pushed out and reversed, ensuring that the cosmetic is fully filled into the tube.

Benefits of technology

It effectively squeezes out residual cosmetics, avoids waste, and achieves full utilization of cosmetics.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224211547U_ABST
    Figure CN224211547U_ABST
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Abstract

The utility model discloses a sharp-nose packaging hose which comprises a hose body and a hose opening, the hose opening is fixedly connected to the upper end of the hose body, a base is arranged at the bottom end of the hose body, a cavity is formed in the base, a winding roller is rotationally connected to the interior of the cavity through a rotating shaft, one end of the winding roller penetrates and extends to the outer side of the base, and the other end of the winding roller is fixedly connected with the hose opening. And the bottom end of the hose penetrates and extends into the cavity and is fixedly wound around the outer surface of the winding roller, a connecting base is fixedly connected to the position, located on the outer surface of the hose, of the upper end of the base, and clamping plates are slidably connected to the interior of the connecting base. The winding roller is driven to rotate clockwise by rotating the rotating handle, the winding roller drives the tail of the hose to be wound while rotating, cosmetics accumulated at the bottom end of the interior of the hose are pushed and squeezed towards the pipe opening side, the remaining pipe body is filled with the cosmetics, and waste is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of cosmetic tube technology, specifically a pointed-nozzle packaging tube. Background Technology

[0002] Cosmetic tubes are used to hold emulsions or creams of cosmetic ingredients, which are then extruded and applied to the skin. Conventional cosmetic tubes are tubular, with the tail end flattened into a pointed tip to form a sealed opening, resembling a fishtail. A cap or lid is attached to the head end for easy opening and closing. Cosmetic tubes are characterized by their lightweight, portability, durability, recyclability, ease of extrusion, good processing performance, and printability.

[0003] Because pointed-tip packaging tubes lack a squeezing function, some tubes leave a lot of cosmetic residue inside after use, which users often discard because they cannot squeeze out the remaining cosmetic, resulting in waste. Therefore, this does not meet the existing needs, and we have proposed a pointed-tip packaging tube. Utility Model Content

[0004] The purpose of this utility model is to provide a pointed-nozzle packaging tube to solve the problem mentioned in the background art that pointed-nozzle packaging tubes do not have a squeezing function, so after some tubes are used up, a lot of cosmetics will remain inside the tube, and users will easily throw them away because they cannot squeeze out the remaining cosmetics, resulting in waste.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a pointed-nozzle packaging tube, comprising a tube and a nozzle, the nozzle being fixedly connected to the upper end of the tube, a base being provided at the bottom end of the tube, the base having an internal cavity, a winding roller being rotatably connected to the cavity via a rotating shaft, one end of the winding roller extending through to the outside of the base and being fixedly connected to a handle, the bottom end of the tube extending through to the inside of the cavity and being fixedly wound around the outer surface of the winding roller, a connecting seat being fixedly connected at the upper end of the base and located on the outer surface of the tube, and a clamping plate being slidably connected inside the connecting seat.

[0006] Preferably, the two clamps are positioned so that their adjacent sides contact both sides of the outer surface of the hose.

[0007] Preferably, the two clamping plates are rotatably connected to threaded rods on opposite sides via a pivot, with the threaded rods threaded through the connecting seat on the side away from the clamping plates and extending to the outside of the connecting seat.

[0008] Preferably, a ratchet is fixedly connected to the outer surface of the winding roller extending through to the outer side of the base, and a ring is fixedly supported on the outer side of the ratchet and located on one side of the base.

[0009] Preferably, a plurality of hinge seats are fixedly connected at equal intervals on the inner side of the ring, each hinge seat is hinged with a pawl, and the pawl is inclined, with the end of the pawl away from the hinge seat engaging with a groove on the outer surface of the ratchet.

[0010] Preferably, each of the pawls is fixedly connected to the inner wall of the ring on the side away from the ratchet.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] 1. This utility model rotates the threaded rods on both sides of the connecting seat, so that the threaded rods thread through the connecting seat and rotate on one side of the clamping plate, thereby pushing the clamping plates on both sides to move towards each other and squeezing the bottom end of the tube, so that the cosmetic residue inside the tube is isolated and accumulated inside the tube.

[0013] 2. This utility model drives the winding roller to rotate clockwise by rotating the handle. As the winding roller rotates, it drives the tail of the tube to wind, thereby pushing the cosmetics accumulated at the bottom of the tube towards the tube opening, so that the remaining tube is filled with cosmetics, thus avoiding waste.

[0014] 3. In this invention, the bottom end of the pawl on the inner side of the ring slides into contact with the outer surface of the ratchet under the elastic action of the spring when the winding roller rotates clockwise. When the winding roller stops winding, the tip of the pawl is engaged in the groove of the ratchet under the elastic push of the spring, thereby preventing the winding roller from rotating counterclockwise and causing the end of the wound hose to loosen. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a side sectional view of the entire utility model;

[0017] Figure 3 This is a cross-sectional view of the base of this utility model;

[0018] Figure 4 This utility model Figure 3 A schematic diagram of the structure at point A in the middle.

[0019] In the diagram: 1. Hose; 2. Nozzle; 3. Base; 301. Cavity; 4. Connecting seat; 5. Clamping plate; 6. Shaft; 7. Threaded rod; 8. Winding roller; 9. Turning handle; 10. Ratchet; 11. Ring; 12. Hinge seat; 13. Pawl; 14. Spring. Detailed Implementation

[0020] 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.

[0021] Please see Figures 1 to 4 This utility model provides an embodiment of a pointed-nozzle packaging tube, including a tube 1 and a nozzle 2. The nozzle 2 is fixedly connected to the upper end of the tube 1. The bottom end of the tube 1 is provided with a base 3. The interior of the base 3 is provided with a cavity 301. A winding roller 8 is rotatably connected to the interior of the cavity 301 via a rotating shaft. One end of the winding roller 8 extends through to the outside of the base 3 and is fixedly connected with a handle 9. The bottom end of the tube 1 extends through to the interior of the cavity 301 and is fixedly wound around the outer surface of the winding roller 8. By rotating the handle 9, the winding roller 8 is driven to rotate clockwise. While the winding roller 8 is rotating, the tail end of the tube 1 is wound, thereby pushing the cosmetics accumulated at the bottom end of the tube 1 toward the nozzle 2, so that the remaining tube body is filled with cosmetics. A connecting seat 4 is fixedly connected to the upper end of the base 3 and located on the outer surface of the tube 1. A clamp 5 is slidably connected inside the connecting seat 4.

[0022] The two clamps 5 are close to each other on one side and contact the two sides of the outer surface of the hose 1 respectively. The two clamps 5 are far apart from each other and are rotatably connected to threaded rods 7 via shafts 6. The threaded rods 7 on the side away from the clamps 5 are threaded through the connecting seat 4 and extend to the outside of the connecting seat 4.

[0023] By rotating the threaded rods 7 on both sides of the connecting seat 4, the threads of the threaded rods 7 pass through the connecting seat 4 and rotate to one side of the clamping plate 5, thereby pushing the clamping plates 5 on both sides to move towards each other and squeezing the bottom end of the tube 1, so that the cosmetic residue inside the tube 1 is isolated and accumulated inside the tube 1.

[0024] A ratchet 10 is fixedly connected to the outer surface of the base 3 through the winding roller 8. A ring 11 is fixedly supported on the outer side of the ratchet 10 and on one side of the base 3. Several hinge seats 12 are fixedly connected at equal intervals on the inner side of the ring 11. Each hinge seat 12 is hinged with a pawl 13, and the pawl 13 is set at an angle. The end of the pawl 13 away from the hinge seat 12 engages with the groove on the outer surface of the ratchet 10. A spring 14 is fixedly connected between the side of each pawl 13 away from the ratchet 10 and the inner wall of the ring 11.

[0025] As the winding roller 8 rotates clockwise, the bottom end of the pawl 13 on the inner side of the ring 11 slides into contact with the outer surface of the ratchet 10 under the elastic action of the spring 14. When the winding roller 8 stops winding, the tip of the pawl 13 is engaged in the slot of the ratchet 10 under the elastic push of the spring 14, thereby preventing the winding roller 8 from rotating counterclockwise.

[0026] When using the pointed-nozzle packaging tube, the threaded rods 7 on both sides of the connecting seat 4 are rotated, causing the threads of the threaded rods 7 to pass through the connecting seat 4 and rotate to one side of the clamping plate 5. This pushes the clamping plates 5 on both sides to move closer to each other, squeezing the bottom end of the tube 1. This isolates and accumulates the cosmetic residue inside the tube 1. Then, by rotating the handle 9, the winding roller 8 is driven to rotate clockwise. As the winding roller 8 rotates, it drives the tail end of the tube 1 to wind, pushing the cosmetic residue accumulated at the bottom end of the tube 1 towards the nozzle 2, filling the remaining tube with cosmetic and avoiding waste. As the winding roller 8 rotates clockwise, the bottom end of the pawl 13 on the inner side of the ring 11 slides into contact with the outer surface of the ratchet 10 under the elastic action of the spring 14. When the winding roller 8 stops winding, the tip of the pawl 13 is engaged in the slot of the ratchet 10 under the elastic push of the spring 14, thus preventing the winding roller 8 from rotating counterclockwise and causing the tail end of the wound tube 1 to loosen.

[0027] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A pointed-nozzle packaging tube, comprising a tube (1) and a nozzle (2), wherein the nozzle (2) is fixedly connected to the upper end of the tube (1), characterized in that: The bottom end of the hose (1) is provided with a base (3), and the interior of the base (3) is provided with a cavity (301). The interior of the cavity (301) is rotatably connected to a winding roller (8) via a rotating shaft. One end of the winding roller (8) extends through to the outside of the base (3) and is fixedly connected to a handle (9). The bottom end of the hose (1) extends through to the interior of the cavity (301) and is fixedly wound on the outer surface of the winding roller (8). The upper end of the base (3) and the outer surface of the hose (1) are fixedly connected to a connecting seat (4). The connecting seat (4) is slidably connected to a clamp (5).

2. The pointed-nozzle packaging tube according to claim 1, characterized in that: The two clamps (5) are close to each other on one side and respectively contact the two sides of the outer surface of the hose (1).

3. The pointed-nozzle packaging tube according to claim 1, characterized in that: The two clamps (5) are rotatably connected to threaded rods (7) on opposite sides via a pivot (6). The threaded rods (7) on the side away from the clamps (5) thread through the connecting seat (4) and extend to the outside of the connecting seat (4).

4. The pointed-nozzle packaging tube according to claim 1, characterized in that: The winding roller (8) extends through to the outer surface of the base (3) and is fixedly connected to a ratchet (10). A ring (11) is fixedly supported on the outer side of the ratchet (10) and on one side of the base (3).

5. A pointed-nozzle packaging tube according to claim 4, characterized in that: The inner side of the ring (11) is fixedly connected with several hinge seats (12) at equal distances. Each hinge seat (12) is hinged with a pawl (13), and the pawl (13) is inclined. The end of the pawl (13) away from the hinge seat (12) engages with the groove on the outer surface of the ratchet (10).

6. A pointed-nozzle packaging tube according to claim 5, characterized in that: Each of the pawls (13) is fixedly connected to the inner wall of the ring (11) on the side away from the ratchet (10) by a spring (14).