Wound care ointment administration device

By designing a wound care ointment delivery device, and utilizing a conical structure and spring, the problem of ointment residue was solved, achieving complete extrusion of the ointment and reducing waste.

CN223887240UActive Publication Date: 2026-02-10LANGFANG PEOPLES HOSPITAL
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Patent Information

Application Number
CN202422771042.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-14
Publication Date
2026-02-10
Estimated Expiration
2034-11-14

AI Technical Summary

Technical Problem

Existing ointment packaging often leaves residue during use, leading to waste and difficulty in completely squeezing out the ointment.

Method used

A wound care ointment delivery device was designed, including a placement tube, a sliding seat, and a drive assembly. Through the cooperation of a conical structure and a spring, the ointment can be effectively extruded, reducing residue.

Benefits of technology

This effectively reduces ointment waste, ensures that the ointment is completely squeezed out, and improves usage efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of ointment administration, and discloses a wound care ointment administration device which comprises a placing cylinder, one side of the placing cylinder is conical, the conical side of the placing cylinder is fixedly connected with an output pipe, a sliding seat is connected in the placing cylinder in a sliding mode, one side of the sliding seat is conical, and the other side of the sliding seat is fixedly connected with the output pipe. And the sliding seat is matched with the inner wall of the placing cylinder. By arranging the sliding seat, one side of the placing barrel and one side of the sliding seat are both conical, the conical surface of one side of the sliding seat is attached to the conical surface of the inner side of the placing barrel, ointment remaining in the placing barrel is extruded and gathered towards the middle output pipe, the remaining ointment is extruded out for use, ointment residues in the placing barrel are reduced, and waste is reduced.
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Description

Technical Field

[0001] This utility model belongs to the field of ointment administration technology, and in particular relates to an ointment administration device for wound care. Background Technology

[0002] Nursing ointment is a product used for skin care. It can form a protective film on the skin surface to prevent moisture loss, keep the skin soft and smooth, and has a certain repairing effect on minor abrasions, burns, sunburns, etc. It can promote wound healing, relieve skin problems such as dryness, itching, redness and swelling, and reduce discomfort.

[0003] Common ointment packaging options include aluminum-plastic composite tubes and plastic tubes. These packaging options are lightweight, portable, and easy to use, as they can be squeezed out directly. However, in actual use, ointment residue can easily remain inside the tube, making it difficult to squeeze out and resulting in waste. Utility Model Content

[0004] To address the aforementioned problems, the purpose of this invention is to provide a wound care ointment delivery device.

[0005] To achieve the above objectives, this utility model proposes a wound care ointment delivery device, including a placement tube, one side of which is tapered, and an output tube is fixedly connected to the tapered side of the placement tube. A sliding seat is slidably connected inside the placement tube, one side of which is tapered, and the sliding seat cooperates with the inner wall of the placement tube.

[0006] In one example, the output tube has a conical cavity and a cylindrical cavity, which are connected. A fixed column is fixedly connected to one side of the sliding seat. The volume of the fixed column is smaller than that of the cylindrical cavity. A conical column is fixedly connected to one side of the fixed column. The volume of the conical column is smaller than that of the conical cavity.

[0007] In one example, a base is fixedly connected to one side of the placement cylinder, and a drive assembly is provided on one side of the base for driving the sliding seat to slide.

[0008] In one example, the drive assembly includes a threaded rod rotatably connected to a base, and the sliding seat, fixed column, and tapered column are provided with communicating threaded holes. The threaded rod is located in the threaded hole and is threadedly connected to the sliding seat, fixed column, and tapered column.

[0009] In one example, a circular hole is provided on one side of the base, and a rotating block is rotatably connected inside the circular hole. The rotating block is fixedly connected to a threaded rod.

[0010] In one example, the cross-sections of the placement cylinder, sliding seat, fixed column, and conical column are all circular, and a guide rod is fixedly connected to one side of the base. The guide rod is slidably connected to the sliding seat, fixed column, and conical column.

[0011] In one example, a conical ring is slidably connected to the outside of the fixed column, the conical ring engaging with the conical surface on the placement cylinder and the sliding seat, and a spring is fixedly connected between the conical ring and the conical surface of the sliding seat.

[0012] The wound care ointment delivery device proposed in this utility model can bring the following beneficial effects:

[0013] Firstly, by setting a sliding seat, both one side of the placement cylinder and one side of the sliding seat are conical. When there is not enough ointment inside the placement cylinder, the conical surface of one side of the sliding seat fits into the conical surface of the inner side of the placement cylinder, squeezing out the remaining ointment inside, gathering the remaining ointment towards the middle output tube, and squeezing out the remaining ointment for use, thereby reducing ointment residue inside the placement cylinder and reducing waste.

[0014] Secondly, by setting a conical ring, the sliding seat approaches the output tube, and the conical ring on the sliding seat first contacts the conical surface of the placement cylinder. The conical ring is squeezed by the spring, and the conical ring squeezes the residue on the inner wall of the placement cylinder, causing the residual ointment to gather in the output tube. When the ointment enters the conical cavity and cylindrical cavity, as the sliding seat approaches, the fixed column and the conical column fully enter the conical cavity and cylindrical cavity, squeezing the ointment out of the output tube for use. This avoids the fixed column and the conical column from completely entering the conical cavity and cylindrical cavity, blocking the output tube, and preventing the residue from being squeezed out. Attached Figure Description

[0015] The accompanying drawings, which are provided to further illustrate the present invention and constitute a part of the present invention, illustrate exemplary embodiments of the present invention and are used to explain the present invention, but do not constitute an undue limitation of the present invention.

[0016] In the attached diagram:

[0017] Figure 1 This is a schematic diagram of the structure of a wound care ointment delivery device according to the present invention.

[0018] Figure 2 This is a cross-sectional structural diagram of a wound care ointment delivery device according to the present invention.

[0019] Figure 3 This is a schematic diagram of the sliding seat and conical ring of a wound care ointment delivery device according to the present invention.

[0020] Figure 4 This is a schematic diagram showing the usage state of a wound care ointment delivery device according to the present invention.

[0021] In the diagram: 1. Placement cylinder; 2. Output pipe; 3. Sliding seat; 4. Fixed column; 5. Conical column; 6. Base; 7. Drive assembly; 71. Threaded rod; 8. Rotating block; 9. Guide rod; 10. Conical ring; 11. Spring. Detailed Implementation

[0022] To more clearly illustrate the overall concept of this utility model, a detailed description will be provided below with reference to the accompanying drawings.

[0023] like Figures 1-4 As shown, this utility model provides a wound care ointment delivery device, including a placement cylinder 1. One side of the placement cylinder 1 is conical, and an output pipe 2 is fixedly connected to the conical side of the placement cylinder 1. A sliding seat 3 is slidably connected inside the placement cylinder 1. One side of the sliding seat 3 is conical, and the sliding seat 3 cooperates with the inner wall of the placement cylinder 1. The ointment is placed inside the placement cylinder 1. When needed, the sliding seat 3 is pushed to slide, squeezing the ointment inside and allowing it to be output through the output pipe 2. During use, both one side of the placement cylinder 1 and one side of the sliding seat 3 are conical. When the ointment inside the placement cylinder 1 is insufficient, the conical surface of one side of the sliding seat 3 fits against the conical surface of the inner side of the placement cylinder 1, squeezing the remaining ointment inside and gathering the remaining ointment towards the middle output pipe 2. The remaining ointment is then squeezed out for use, reducing ointment residue inside the placement cylinder 1 and reducing waste.

[0024] like Figure 2 As shown, the output tube 2 has a conical cavity and a cylindrical cavity, which are connected. A fixed column 4 is fixedly connected to one side of the sliding seat 3. The volume of the fixed column 4 is smaller than that of the cylindrical cavity. A conical column 5 is fixedly connected to one side of the fixed column 4. The volume of the conical column 5 is smaller than that of the conical cavity. When the residual ointment is squeezed into the output tube 2, it accumulates in the conical cavity and the cylindrical cavity inside the output tube 2. When the sliding seat 3 slides to contact the inner wall of the placement cylinder 1, the conical column 5 and the fixed column 4 enter the output tube 2 and fill the conical cavity and the cylindrical cavity, squeezing out the residual ointment in the output tube 2 for easy use and further reducing residue.

[0025] like Figure 2 and Figure 3As shown, a base 6 is fixedly connected to one side of the placement cylinder 1. A drive assembly 7 is provided on one side of the base 6. The drive assembly 7 is used to drive the sliding seat 3 to slide. The drive assembly 7 includes a threaded rod 71, which is rotatably connected to the base 6. The sliding seat 3, the fixed column 4, and the conical column 5 are provided with threaded holes. The threaded rod 71 is located in the threaded hole and is threadedly connected to the sliding seat 3, the fixed column 4, and the conical column 5. A circular hole is provided on one side of the base 6. A rotating block 8 is rotatably connected to the circular hole. The rotating block 8 is fixedly connected to the threaded rod 71. In use, rotating the rotating block 8 will drive the threaded rod 71 to rotate. The threaded rod 71 will drive the sliding seat 3 and the conical column 5 and the fixed column 4 to slide, squeezing out the ointment for use. This makes operation more convenient. The amount of ointment squeezed out can be easily controlled by rotating the rotating block 8.

[0026] like Figure 4 As shown, the cross-sections of the placement cylinder 1, sliding seat 3, fixed column 4, and conical column 5 are all circular. A guide rod 9 is fixedly connected to one side of the base 6. The guide rod 9 is slidably connected to the sliding seat 3, fixed column 4, and conical column 5. A conical ring 10 is slidably connected to the outer side of the fixed column 4. The conical ring 10 mates with the conical surfaces on the placement cylinder 1 and sliding seat 3. A spring 11 is fixedly connected between the conical ring 10 and the conical surface of the sliding seat 3. When the sliding seat 3 moves, squeezing out the ointment for use, when the ointment is almost used up, the sliding seat 3 approaches the output tube 2. The conical ring 10 on the sliding seat 3 first contacts the conical surface of the placement cylinder 1, and then... As the sliding seat 3 moves closer, the spring 11 compresses the conical ring 10, which in turn compresses the residue on the inner wall of the placement cylinder 1, causing the residual ointment to gather towards the output tube 2. At this time, the fixed column 4 and the conical column 5 have not yet fully entered the conical cavity and the cylindrical cavity, and there is a gap between them, which can accommodate the ointment. After the ointment enters the conical cavity and the cylindrical cavity, as the sliding seat 3 moves closer, the fixed column 4 and the conical column 5 will fully enter the conical cavity and the cylindrical cavity, squeezing the ointment out of the output tube 2 for use. This avoids the fixed column 4 and the conical column 5 from fully entering the conical cavity and the cylindrical cavity, blocking the output tube 2, and preventing the residue from being squeezed out.

[0027] Working principle: The ointment is placed in the placement cylinder 1. When needed, the rotating block 8 drives the threaded rod 71 to rotate. The threaded rod 71 drives the sliding seat 3 and the conical column 5 to slide against the fixed column 4, squeezing out the ointment for use. When the ointment is almost used up, the sliding seat 3 approaches the output tube 2. The conical ring 10 on the sliding seat 3 first contacts the conical surface of the placement cylinder 1. As the sliding seat 3 gets closer, the spring 11 squeezes the conical ring 10, which squeezes the residue on the inner wall of the placement cylinder 1, causing the residual ointment to gather in the output tube 2. At this time, the fixed column 4 and the conical column 5 have not yet fully entered the conical cavity and the cylindrical cavity, and there is a gap between them, which can accommodate the ointment. After the ointment enters the conical cavity and the cylindrical cavity, as the sliding seat 3 gets closer, the fixed column 4 and the conical column 5 fully enter the conical cavity and the cylindrical cavity, squeezing the ointment out of the output tube 2 for use.

[0028] The various embodiments in this specification are described in a progressive manner. Similar or identical parts between embodiments can be referred to interchangeably. Each embodiment focuses on describing the differences from other embodiments. In particular, the system embodiments are basically similar to the method embodiments, so the description is relatively simple; relevant parts can be referred to the descriptions in the method embodiments.

[0029] The above description is merely an embodiment of this utility model and is not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principle of this utility model should be included within the scope of the claims of this utility model.

Claims

1. A wound care ointment delivery device, characterized in that, Includes a placement cylinder (1), one side of which is tapered, and an output pipe (2) is fixedly connected to the tapered side of the placement cylinder (1). A sliding seat (3) is slidably connected inside the placement cylinder (1), one side of which is tapered, and the sliding seat (3) cooperates with the inner wall of the placement cylinder (1). The output tube (2) is provided with a conical cavity and a cylindrical cavity, which are connected. A fixed column (4) is fixedly connected to one side of the sliding seat (3). The volume of the fixed column (4) is smaller than that of the cylindrical cavity. A conical column (5) is fixedly connected to one side of the fixed column (4). The volume of the conical column (5) is smaller than that of the conical cavity.

2. The wound care ointment delivery device according to claim 1, characterized in that, The placement cylinder (1) is fixedly connected to a base (6) on one side, and a drive assembly (7) is provided on one side of the base (6). The drive assembly (7) is used to drive the sliding seat (3) to slide.

3. The wound care ointment delivery device according to claim 2, characterized in that, The drive assembly (7) includes a threaded rod (71), which is rotatably connected to the base (6). The sliding seat (3), the fixed column (4), and the tapered column (5) are provided with threaded holes that communicate with each other. The threaded rod (71) is located in the threaded hole and is threadedly connected to the sliding seat (3), the fixed column (4), and the tapered column (5).

4. The wound care ointment delivery device according to claim 3, characterized in that, The base (6) has a circular hole on one side, and a rotating block (8) is rotatably connected inside the circular hole. The rotating block (8) is fixedly connected to the threaded rod (71).

5. The wound care ointment delivery device according to claim 1, characterized in that, The cross-sections of the placement cylinder (1), sliding seat (3), fixed column (4) and conical column (5) are all circular. A guide rod (9) is fixedly connected to one side of the base (6). The guide rod (9) is slidably connected to the sliding seat (3), fixed column (4) and conical column (5).

6. The wound care ointment delivery device according to claim 1, characterized in that, A conical ring (10) is slidably connected to the outside of the fixed column (4). The conical ring (10) cooperates with the conical surface on the placement cylinder (1) and the sliding seat (3). A spring (11) is fixedly connected between the conical ring (10) and the conical surface of the sliding seat (3).