Safety type anti-leakage medicine bottle adapter

By designing a safe leak-proof medicine bottle adapter with a cylinder and a sealing mechanism, the problems of insufficient leakage-proof performance and unstable connection of the existing medicine bottle adapter are solved, efficient sealing and stable connection are achieved, and the safety and efficiency of drug liquid transfer are improved.

CN222854239UActive Publication Date: 2025-05-13WOMEN & CHILDRENS MEDICAL CENTER AFFILIATED WITH GUANGZHOU MEDICAL UNIVERSITY
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Patent Information

Application Number
CN202421315149.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-07
Publication Date
2025-05-13
Estimated Expiration
2034-06-07

AI Technical Summary

Technical Problem

The existing bottle adapters may have problems such as insufficient leakage protection performance and unstable connection between the syringe and the inner connector during the extraction of the medicine liquid.

Method used

A safety-type leak-proof medicine bottle adapter is designed, adopting a combined structure of a cylinder and a sealing mechanism. The inner wall of the cylinder is equipped with a funnel-shaped inner cavity and an inner joint. The sealing mechanism includes a sealing cover, a slide rod, a fixing disc, a spring and a buffer pad. It can achieve efficient sealing and stable connection through threaded connection and elastic structure.

Benefits of technology

It effectively improves the leakage prevention performance and connection stability of the bottle adapter, ensures that there is no leakage during the transfer of the medicine liquid, and improves the fixing efficiency of the syringe to prevent leakage of the medicine liquid and accidentally ingesting children.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a safety type anti-leakage medicine bottle adapter which comprises a barrel body and a sealing mechanism. The lower end of the inner wall of the barrel is provided with a funnel-shaped inner cavity, the upper end of the funnel-shaped inner cavity is fixedly connected with an inner joint, the upper end of the inner joint is fixedly connected with a silica gel pad, and uniformly distributed gaps are formed in the silica gel pad; the sealing mechanism is in threaded connection with the upper end of the cylinder body, the lower end of the sealing mechanism vertically corresponds to the upper end of the funnel-shaped inner cavity, the sealing mechanism comprises a sealing cover, sliding rods and a fixing disc, the sealing cover is in threaded connection with the upper end of the cylinder body, sliding openings which are evenly distributed are formed in the sealing cover, and the sliding rods are slidably connected into the sliding openings; according to the safety type anti-leakage medicine bottle adapter, efficient sealing of the medicine bottle adapter can be achieved, meanwhile, stable connection between the medicine bottle adapter and a medicine bottle and between the medicine bottle adapter and a medicine cover can be achieved, and the anti-leakage performance of the safety type anti-leakage medicine bottle adapter is effectively improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of medical supplies, in particular to a safe leak-proof medicine bottle adapter. Background Art

[0002] The leak-proof safety vial adapter is an intermediate device designed to connect vials with other medical devices. Its main function is to provide a safe and convenient way to quickly and accurately transfer liquid medicine from vials to other containers, such as syringes and infusion bags. At the same time, the adapter also has a leak-proof function to ensure that no leakage occurs during the transfer process, thereby ensuring the safety and effectiveness of medical operations.

[0003] Some existing medicine bottle adapters use an open liquid extraction port and a straight inner cavity to extract medicine, while some medicine bottle adapters use a smooth inner joint to connect the syringe to the inner joint.

[0004] There are some problems with traditional medicine bottle adapters of this type. For example, the use of an open liquid extraction port and a straight inner cavity may affect the leak-proof performance of the medicine bottle adapter, and the use of a smooth inner joint may affect the connection stability between the syringe and the inner joint. Utility Model Content

[0005] The technical problem to be solved by the present invention is to overcome the existing defects and provide a safe and leak-proof medicine bottle adapter, which can achieve efficient sealing of the medicine bottle adapter and at the same time achieve stable connection between the medicine bottle adapter, the medicine bottle and the medicine cap, effectively improving the leak-proof performance of the safe and leak-proof medicine bottle adapter, and can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned object, the present utility model provides the following technical solutions: a safe leak-proof medicine bottle adapter, comprising a barrel and a sealing mechanism;

[0007] Cylinder: A funnel-shaped inner cavity is provided at the lower end of its inner wall, an inner joint is fixedly connected to the upper end of the funnel-shaped inner cavity, a silicone pad is fixedly connected to the upper end of the inner joint, and evenly distributed gaps are provided inside the silicone pad;

[0008] Sealing mechanism: It is threadedly connected to the upper end of the cylinder, and the lower end of the sealing mechanism vertically corresponds to the upper end of the funnel-shaped inner cavity, which can achieve efficient sealing of the medicine bottle adapter and at the same time achieve stable connection between the medicine bottle adapter, the medicine bottle and the medicine cap, effectively improving the leak-proof performance of the safety leak-proof medicine bottle adapter.

[0009] Furthermore, the sealing mechanism includes a sealing cover, a sliding rod and a fixed disk. The sealing cover is threadedly connected to the upper end of the cylinder, and the interior of the sealing cover is provided with evenly distributed sliding openings. The sliding rods are all slidably connected to the interior of the sliding openings. The upper and lower ends between the four sliding rods are fixedly connected with fixed disks. The lower fixed disk is vertically corresponding to the upper end of the funnel-shaped inner cavity, thereby realizing buffering work of the connection between the adapter and the bottle cap.

[0010] Furthermore, the sealing mechanism also includes a spring and a buffer pad, the springs are fixedly connected between the upper fixed disk and the upper end of the sealing cover, the springs are movably sleeved on the outer surface of the laterally adjacent sliding rods, and the upper end of the upper fixed disk is fixedly connected to the buffer pad, providing driving force for the buffering work of the connection between the adapter and the bottle cap.

[0011] Furthermore, the sealing mechanism also includes a driving rib, which is evenly and fixedly connected to the upper end of the sealing cover to facilitate the threaded connection between the sealing cover and the cylinder.

[0012] Furthermore, a pillar is fixedly connected to the center of the lower surface of the sealing cover, and a sealing head is fixedly connected to the lower end of the pillar. The lower surface of the sealing head fits with the upper surface of the silicone pad to achieve sealing of the inner joint.

[0013] Furthermore, the outer surface of the barrel is fixedly connected to a spiral outer shell, and the outer surface of the inner joint is fixedly connected to a spiral inner shell, thereby achieving stable connection between the adapter and the medicine bottle and between the inner joint and the syringe.

[0014] Furthermore, the lower end of the cylinder is fixedly connected with evenly distributed elastic sheets, which effectively improves the stability of the connection between the adapter and the medicine bottle.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the safe leak-proof medicine bottle adapter has the following advantages:

[0016] The staff first slides the cylinder into the inside of the mouth of the medicine bottle through the spiral shell, and at the same time, the inner wall of the medicine bottle generates a thrust toward the center of the cylinder on the elastic clip, so that the lower end of the elastic clip moves toward the center of the cylinder under the action of the thrust, and at the same time, under the elastic force of the elastic clip, the lower end of the elastic clip fits tightly with the inner wall of the medicine bottle, thereby effectively improving the stability of the connection between the adapter and the mouth of the medicine bottle, and then the staff threadedly connects the sealing cap to the upper end of the cylinder, so that the lower surface of the sealing head fits tightly with the upper surface of the silicone pad, thereby realizing the sealing work of the adapter, and then the staff threadedly connects the bottle cap to the upper end of the medicine bottle, and the lower surface of the bottle cap pushes the upper fixed plate downward through the buffer pad, and the downward movement of the upper fixed plate pushes the four slide rods to slide downward inside the corresponding sliding mouth, and the downward movement of the fixed plate makes The spring is elastically compressed, and then the buffering protection of the bottle cap and the adapter is realized. When the medicine is needed, the personnel rotates the bottle cap and the sealing cap to take them out in turn, and then the personnel passes the medicine inlet of the syringe through the spiral inner shell and the upper end of the inner joint. The spiral inner shell effectively improves the fixing efficiency of the syringe, which is convenient for personnel to take the medicine. Then the syringe generates an upward suction force, so that the medicine inside the medicine bottle enters the interior of the inner joint through the funnel-shaped inner cavity. The funnel-shaped inner cavity is conducive to collecting the medicine liquid and avoiding waste of the medicine liquid, and then enters the interior of the syringe through the gap inside the silicone pad. The silicone pad and the inner joint work together to effectively prevent the medicine liquid from leaking and children from accidentally ingesting it, and can realize efficient sealing of the medicine bottle adapter. At the same time, it can realize stable connection between the medicine bottle adapter, the medicine bottle and the medicine cap, effectively improving the leak-proof performance of the safety leak-proof medicine bottle adapter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the interior of the utility model;

[0019] Figure 3 This is an enlarged structural diagram of point A of the present utility model.

[0020] In the figure: 1 cylinder, 2 internal joint, 3 silicone pad, 4 funnel-shaped inner cavity, 5 threaded inner shell, 6 threaded outer shell, 7 sealing mechanism, 71 sealing cover, 72 sliding rod, 73 fixing plate, 74 spring, 75 buffer pad, 76 driving rib, 8 pillar, 9 sealing head, 10 elastic sheet. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-3 , this embodiment provides a technical solution: a safe leak-proof medicine bottle adapter, comprising a barrel 1 and a sealing mechanism 7;

[0023] Cylinder 1: A funnel-shaped inner cavity 4 is provided at the lower end of its inner wall, an inner joint 2 is fixedly connected to the upper end of the funnel-shaped inner cavity 4, a silicone pad 3 is fixedly connected to the upper end of the inner joint 2, and the silicone pad 3 has evenly distributed gaps provided inside. A spiral outer shell 6 is fixedly connected to the outer surface of the cylinder 1, a spiral inner shell 5 is fixedly connected to the outer surface of the inner joint 2, and evenly distributed elastic sheets 10 are fixedly connected to the lower end of the cylinder 1;

[0024] Sealing mechanism 7: It is threadedly connected to the upper end of the cylinder 1, and the lower end of the sealing mechanism 7 corresponds vertically to the upper end of the funnel-shaped inner cavity 4. The sealing mechanism 7 includes a sealing cover 71, a slide rod 72 and a fixed disk 73. The sealing cover 71 is threadedly connected to the upper end of the cylinder 1. The interior of the sealing cover 71 is provided with evenly distributed sliding ports. The slide rods 72 are all slidably connected to the interior of the sliding ports. The upper and lower ends between the four slide rods 72 are fixedly connected to the fixed disk 73. The lower fixed disk 73 corresponds vertically to the upper end of the funnel-shaped inner cavity 4. The sealing mechanism 7 also includes a spring 74 and a buffer pad 75. The spring 74 is fixedly connected to the upper fixed disk 73 and the sealing cover 71. The top of the bottle 7 is fixed with a spring 74, which is fixed on the outer surface of the sliding rod 72 adjacent to the horizontal direction. The upper end of the fixed plate 73 on the upper side is fixedly connected to the buffer pad 75. The sealing mechanism 7 also includes a driving rib 76. The driving rib 76 is evenly fixedly connected to the upper end of the sealing cover 71. The center of the lower surface of the sealing cover 71 is fixedly connected to the support 8. The lower end of the support 8 is fixedly connected to the sealing head 9. The lower surface of the sealing head 9 is in contact with the upper surface of the silicone pad 2. First, the cylinder 1 is slid into the inside of the bottle mouth of the medicine bottle through the spiral shell 6. At the same time, the inner wall of the medicine bottle generates a thrust towards the center of the cylinder 1 on the elastic clip 10, so that the lower end of the elastic clip 10 is thrust. The closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, and the closure 72 is in the closed position, so that the closure 72 is in the closed position, The movement causes the spring 74 to be elastically compressed, and then the buffer protection of the bottle cap and the adapter is realized. When the medicine is needed, the bottle cap and the sealing cover 71 are rotated and taken out in turn, and then the medicine inlet of the syringe is passed through the spiral inner shell 5 and the upper end of the inner joint 2. The spiral inner shell 5 effectively improves the fixing efficiency of the syringe and facilitates the taking of medicine. Then the syringe generates an upward suction force, so that the medicine inside the medicine bottle enters the interior of the inner joint 2 through the funnel-shaped inner cavity 4. The funnel-shaped inner cavity 4 is conducive to collecting the medicine liquid and avoiding waste of the medicine liquid. Then it enters the interior of the syringe through the gap inside the silicone pad 3. The silicone pad 3 and the inner joint 2 work together to effectively prevent the medicine liquid from leaking and being accidentally ingested by children.

[0025] The working principle of a safe leak-proof medicine bottle adapter provided by the present invention is as follows: when working, the personnel first slides the barrel 1 into the inside of the bottle mouth of the medicine bottle through the spiral shell 6, and at the same time, the inner wall of the medicine bottle generates a thrust toward the center of the barrel 1 on the elastic clip 10, so that the lower end of the elastic clip 10 moves toward the center of the barrel 1 under the action of the thrust, and at the same time, under the elastic force of the elastic clip 10, the lower end of the elastic clip 10 is tightly fitted with the inner wall of the medicine bottle, thereby effectively improving the stability of the connection between the adapter and the bottle mouth of the medicine bottle, and then the personnel threadably connects the sealing cap 71 to the upper end of the barrel 1, so that the lower surface of the sealing head 9 is tightly fitted with the upper surface of the silicone pad 3, thereby realizing the sealing work of the adapter, and then the personnel threadably connects the bottle cap to the upper end of the medicine bottle, and the lower surface of the bottle cap pushes the upper fixed plate 73 downward through the buffer pad 75. The upper fixing plate 73 moves downward to push the four sliding rods 72 to slide downward inside the corresponding sliding openings. The downward movement of the fixing plate 73 causes the springs 74 to be elastically compressed, and then the buffering protection of the bottle cap and the adapter is realized. When the medicine is needed, the personnel rotate the bottle cap and the sealing cover 71 to take them out in sequence, and then the personnel pass the medicine inlet of the syringe through the spiral inner shell 5 and the upper end of the inner joint 2. The spiral inner shell 5 effectively improves the fixing efficiency of the syringe, making it convenient for personnel to take medicine. Then the syringe generates upward suction, so that the medicine inside the medicine bottle enters the interior of the inner joint 2 through the funnel-shaped inner cavity 4. The funnel-shaped inner cavity 4 is conducive to collecting the medicine liquid and avoiding waste of the medicine liquid. Then it enters the interior of the syringe through the gap inside the silicone pad 3. The silicone pad 3 and the inner joint 2 work together to effectively prevent the medicine liquid from leaking and children from accidentally swallowing it, thereby effectively improving the medicine taking efficiency of the safe leak-proof medicine bottle adapter.

[0026] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A safe leak-proof medicine bottle adapter, characterized in that: It comprises a cylinder (1) and a sealing mechanism (7); Cylinder (1): a funnel-shaped inner cavity (4) is provided at the lower end of the inner wall thereof, an inner joint (2) is fixedly connected to the upper end of the funnel-shaped inner cavity (4), a silicone pad (3) is fixedly connected to the upper end of the inner joint (2), and the inside of the silicone pad (3) is provided with evenly distributed gaps; The sealing mechanism (7) is threadedly connected to the upper end of the cylinder (1), and the lower end of the sealing mechanism (7) vertically corresponds to the upper end of the funnel-shaped inner cavity (4).

2. A safety leak-proof medicine bottle adapter according to claim 1, characterized in that: The sealing mechanism (7) comprises a sealing cover (71), a sliding rod (72) and a fixed disk (73); the sealing cover (71) is threadedly connected to the upper end of the cylinder (1); the interior of the sealing cover (71) is provided with evenly distributed sliding openings; the sliding rods (72) are all slidably connected to the interior of the sliding openings; the upper and lower ends of the four sliding rods (72) are fixedly connected to the fixed disk (73); the lower fixed disk (73) vertically corresponds to the upper end of the funnel-shaped inner cavity (4).

3. A safety leak-proof medicine bottle adapter according to claim 2, characterized in that: The sealing mechanism (7) further comprises a spring (74) and a buffer pad (75), wherein the spring (74) is fixedly connected between the upper fixing plate (73) and the upper end of the sealing cover (71), and the spring (74) is movably sleeved on the outer surface of the laterally adjacent sliding rod (72), and the upper end of the upper fixing plate (73) is fixedly connected with the buffer pad (75).

4. A safety leak-proof medicine bottle adapter according to claim 2, characterized in that: The sealing mechanism (7) further comprises a driving rib (76), wherein the driving rib (76) is evenly and fixedly connected to the upper end of the sealing cover (71).

5. The safe leak-proof medicine bottle adapter according to claim 2, characterized in that: A support (8) is fixedly connected to the center of the lower surface of the sealing cover (71), a sealing head (9) is fixedly connected to the lower end of the support (8), and the lower surface of the sealing head (9) is in contact with the upper surface of the silicone pad (3).

6. A safe leak-proof medicine bottle adapter according to claim 1, characterized in that: The outer surface of the cylinder (1) is fixedly connected to a spiral outer shell (6), and the outer surface of the inner joint (2) is fixedly connected to a spiral inner shell (5).

7. The safe leak-proof medicine bottle adapter according to claim 1, characterized in that: The lower end of the cylinder (1) is fixedly connected with evenly distributed elastic sheets (10).