CN221341974U - Screw cap and medicine bottle - Google Patents
Screw cap and medicine bottle Download PDFInfo
- Publication number
- CN221341974U CN221341974U CN202323555557.5U CN202323555557U CN221341974U CN 221341974 U CN221341974 U CN 221341974U CN 202323555557 U CN202323555557 U CN 202323555557U CN 221341974 U CN221341974 U CN 221341974U
- Authority
- CN
- China
- Prior art keywords
- ring
- rubber plug
- bottle
- screw cap
- connecting part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003814 drug Substances 0.000 title abstract description 13
- 229920001971 elastomer Polymers 0.000 claims abstract description 69
- 239000000463 material Substances 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004880 explosion Methods 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 6
- 229930182555 Penicillin Natural products 0.000 description 3
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 3
- 229940049954 penicillin Drugs 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Landscapes
- Closures For Containers (AREA)
Abstract
The utility model discloses a screw cap and a medicine bottle, wherein the screw cap comprises a bottle cap body, a connecting ring and a rubber plug, the bottom of the bottle cap body is connected with the connecting ring through a plurality of ring body connecting parts, the distance between the inner side surface of the ring body connecting parts and the inner side surface of the bottle cap body is larger than zero, and the distance between the inner side surface of the ring body connecting parts and the inner side surface of the connecting ring is larger than zero; the bottle cap main body comprises a bottle opening connecting part and a rubber plug connecting part connected with the bottle opening connecting part, the inner side wall of the rubber plug connecting part is provided with a thread part, and the outer wall of the rubber plug top cover of the rubber plug is connected with the thread part. The threaded part is matched with the outer wall of the rubber plug top cover, so that the rubber plug can be stably connected in the bottle cap, the influence on the sealing of the bottle mouth caused by displacement is prevented, and the sealing effect is ensured; the connecting part of the ring body which is not concave can not be damaged by the connecting part when being assembled with the bottle body, so that the connecting effect of the bottle cap main body and the connecting ring is ensured, and the explosion ring can be prevented by combining good sealing.
Description
Technical Field
The utility model relates to the technical field of penicillin bottle packaging, in particular to a screw cap and a medicine bottle.
Background
Penicillin bottles are one of the most basic and common devices in life sciences, especially in production experiments in the field of pharmaceutical preparations, culture media. The material of penicillin bottles is usually glass. One end of the tube body is a closed end, and the other end is an open end, so that when the liquid in the bottle is taken out, the aluminum cover needs to be destroyed to finish the cover removing work.
After the products such as the liquid medicine and the oral liquid are filled and sealed, high-temperature sterilization is required, and at this time, the bottle sealed by the screw cap is required to be sterilized at a high temperature of 121 ℃ for 30 minutes. Under long-time high-temperature treatment, the conventional screw cap has poor sealing, so that the phenomenon of ring explosion of the screw cap can occur due to steam leakage in the bottle. Therefore, how to ensure the sealing of the screw cap and prevent the explosion ring is a problem which needs to be solved.
Disclosure of Invention
The utility model aims to provide a screw cap and a medicine bottle, which are used for solving the problems that the screw cap in the prior art has poor sealing effect and can cause ring explosion.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
In a first aspect, the application discloses a screw cap, which comprises a bottle cap, a connecting ring and a rubber plug, wherein the bottle cap comprises a bottle cap main body, the bottom of the bottle cap main body is connected with the connecting ring through a plurality of ring body connecting parts, the distance between the inner side surface of the ring body connecting parts and the inner side surface of the bottle cap main body is larger than zero, and the distance between the inner side surface of the ring body connecting parts and the inner side surface of the connecting ring is larger than zero;
The bottle cap main body comprises a bottle opening connecting part and a rubber plug connecting part connected with the bottle opening connecting part, wherein the inner side wall of the rubber plug connecting part is provided with a threaded part, and the outer wall of the rubber plug top cover of the rubber plug is connected with the threaded part.
Further, the thread part is a thread arranged on the inner ring of the rubber plug connecting part or a convex tooth arranged on the inner ring of the rubber plug connecting part.
Further, the inner diameter of the threaded part is D1, the inner diameter of the rubber plug connecting part is D4, and the outer diameter of the rubber plug top cover is D3; wherein D1 is less than D3 and less than D4.
Further, a convex ring is further arranged at the joint of the bottle opening connecting part and the rubber plug connecting part, and the protruding part of the convex ring is positioned in the bottle cap main body;
the inner diameter of the convex ring is D2, and the inner diameter of the threaded part is D1, wherein D2 is smaller than D1.
Further, the inner side surface of the bottleneck connecting part is a smooth cambered surface.
Further, six ring body connecting parts are arranged and uniformly distributed between the connecting ring and the bottle cap main body;
the cross section of the ring body connecting part is circular, arc-shaped or rectangular.
Further, the bottle cap and the connecting ring are made of aluminum alloy.
Further, the rubber plug is made of silicon rubber.
Further, the rubber plug comprises an integrally formed rubber plug top cover and a rubber plug convex ring, a first chamfer is arranged at the top of the rubber plug top cover, and a second chamfer is arranged at the bottom of the rubber plug convex ring.
In a second aspect, the present application discloses a vial comprising a screw cap according to any of the first aspects.
According to the technical scheme, the utility model has the beneficial effects that:
According to the application, on one hand, the bottle cap main body and the connecting ring are connected through the plurality of ring body connecting parts, the ring body connecting parts are not inwards recessed on the inner sides of the bottle cap main body and the connecting ring, and on the other hand, the inner side wall of the rubber plug connecting part is provided with the thread part, so that the connection stability of the rubber plug in the bottle cap can be ensured by matching the thread part with the outer wall of the rubber plug top cover, the influence on the sealing of a bottle mouth caused by displacement is prevented, and the sealing effect is ensured; the connecting part of the ring body which is not concave can not be damaged by the connecting part when being assembled with the bottle body, so that the connecting effect of the bottle cap main body and the connecting ring is ensured, and the explosion ring can be prevented by combining good sealing.
Drawings
FIG. 1 is a cross-sectional view of the entirety of the present application;
FIG. 2 is a cross-sectional view showing the structure of the bottle cap according to the present utility model;
FIG. 3 is a front view of the rubber stopper of the present utility model;
FIG. 4 is a schematic view of the connection of the ring body and the finish connection of the present utility model;
FIG. 5 is a schematic diagram of the mating of the top cover of the rubber plug and the connecting portion of the rubber plug in the present utility model;
Fig. 6 is an enlarged view at a in fig. 5.
Wherein: 1. a bottle cap; 2. a ring body connecting part; 3. a connecting ring; 4. a rubber plug; 11. a bottle cap main body; 111. a bottleneck connection part; 112. a rubber plug connecting part; 1121. a threaded portion; 113. a convex ring; 41. a rubber plug top cover; 411. a first chamfer; 42. a rubber plug convex ring; 421. and (5) a second chamfer.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
It should be noted that, in the description of the present utility model, the directions or positional relationships indicated by the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and do not require that the present utility model must be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. The terms "front", "back", "left", "right", "upper", "lower" as used in the description of the present utility model refer to directions in the drawings, and the terms "inner", "outer" refer to directions toward or away from the geometric center of a particular component, respectively.
As shown in fig. 1 to 6, a screw cap comprises a bottle cap 1, a connecting ring 3 and a rubber plug 4, wherein the bottle cap 1 comprises a bottle cap main body 11, the bottom of the bottle cap main body 11 is connected with the connecting ring 3 through a plurality of ring body connecting parts 2, the distance between the inner side surface of the ring body connecting parts 2 and the inner side surface of the bottle cap main body 11 is larger than zero, and the distance between the inner side surface of the ring body connecting parts 2 and the inner side surface of the connecting ring 3 is larger than zero.
In the application, the thickness of the ring body connecting part 2 is 0.22+/-0.02 mm, the size of the ring body connecting part 2 is set to be between 0.1mm and 0.18mm, and if the ring body connecting part 2 is damaged, the ring explosion can occur due to the small size of the ring body connecting part 2. Therefore, the application adopts the design that the distance between the inner side surface of the ring body connecting part 2 and the inner side surface of the bottle cap main body 11 is larger than zero, and the distance between the inner side surface of the ring body connecting part 2 and the inner side surface of the connecting ring 3 is larger than zero, so that the ring body connecting part is not inwards concave on the bottle cap main body and the inner side surface of the connecting ring, and the design has the advantages that the damage to the ring body connecting part 2 caused by the contact of the bottle body and the bottle cap in the press mounting process is prevented, the connecting effect of the bottle cap main body and the connecting ring can be ensured by the complete ring body connecting part 2, and the plurality of ring body connecting parts can be stressed in a dispersing way, so that the ring explosion phenomenon of the ring body connecting part 2 caused by the stress pulling of the connecting ring 3 of the bottle cap main body 11 is prevented.
The bottle cap main body 11 comprises a bottle mouth connecting part 111 and a rubber plug connecting part 112 connected with the bottle mouth connecting part 111, wherein the inner side wall of the rubber plug connecting part 112 is provided with a thread part 1121, and the outer wall of the rubber plug top cover 41 of the rubber plug 4 is connected with the thread part 1121.
According to the application, the threaded part 1121 is arranged on the inner side wall of the rubber plug connecting part 112, the threaded part 1121 is matched with the outer wall of the rubber plug top cover 41, so that the connection stability of the rubber plug 4 in the bottle cap can be ensured, the influence on the bottle mouth sealing caused by displacement is prevented, and the sealing effect is ensured. When the medicine bottle is filled with the liquid medicine and then is subjected to high-temperature sterilization after being capped, steam generated in the bottle cannot leak outside due to good sealing, so that the sealing of the liquid medicine is ensured and the occurrence of ring explosion is prevented.
The inner side surface of the bottle opening connecting part 111 is a smooth cambered surface, when the bottle cap is pressed, the bottle cap 1 is pressed to the bottle opening through pressing equipment, threads are pressed out of the bottle opening connecting part 111 to be matched with the threads of the bottle opening, and the assembly of the bottle cap 1 is ensured.
In a further embodiment, the number of the ring body connecting parts 2 is six, the sizes of the six ring body connecting parts 2 are the same, and the six ring body connecting parts 2 are uniformly distributed between the connecting ring 3 and the bottle cap main body 11 so as to ensure uniform torsion and facilitate the user to unscrew the bottle cap main body 11. Specifically, the cross section of the ring body connecting portion 2 may be any one of a circular shape, an arc shape and a rectangular shape, and the material of the ring body connecting portion 2 is the same as the material of the connecting ring 3 and the bottle cap 1, and all are made of aluminum alloy. The bottle cap 1, the ring body connecting part 2 and the connecting ring 3 which are made of aluminum alloy materials can be manufactured with high precision, have excellent sealing performance and can effectively protect packaged articles. The aluminum cover also has good rust resistance and can maintain good quality and appearance.
In one embodiment of the present application, the threaded portion 1121 is a thread provided on the inner ring of the rubber stopper connecting portion 112 or a tooth provided on the inner ring of the rubber stopper connecting portion 112. The thread may be a normal ring-shaped thread, and the teeth may be protrusions disposed in the vertical direction, as shown in fig. 2 and 6. The inner diameter of the screw part 1121 is D1, the inner diameter of the rubber plug connecting part 112 is D4, and the outer diameter of the rubber plug top cover 41 is D3; wherein D1 is less than D3 and less than D4. With this design, the rubber stopper cap 41 can be engaged with the screw 1121. When the bottle cap is pressed, the bottle cap is pressed down, and the outer edge wall and the clamping of the rubber plug top cap 41 are in the threaded part 1121, so that the installation stability of the rubber plug 4 is ensured.
Further, the first chamfer 411 is provided on the top of the plug top cover 41, and the first chamfer 411 is an arc-shaped chamfer, so that the plug top cover 41 can be conveniently mounted on the plug connecting portion 112.
The rubber plug 4 is made of a silicone rubber material, has good high temperature resistance, can bear high temperature of 200 ℃, and can not react with liquid medicine during high temperature sterilization. The rubber plug 4 comprises an integrally formed rubber plug top cover 41 and a rubber plug convex ring 42, a second chamfer 421 is arranged at the bottom of the rubber plug convex ring 42, and the second chamfer adopts an arc chamfer, so that the rubber plug convex ring 42 is convenient to insert into a medicine bottle.
In a further embodiment, a convex ring 113 is further arranged at the connection part of the bottle mouth connecting part 111 and the rubber plug connecting part 112, and the protruding part of the convex ring 113 is positioned in the bottle cap main body 11; the inner diameter of the convex ring 113 is D2, the inner diameter of the threaded portion 1121 is D1, D2 is smaller than D1, and as shown in fig. 2, the design can enable the rubber plug 4 to have a good fixing effect.
In one embodiment, the application also discloses a medicine bottle, which comprises the spiral cover of any embodiment of the application, has good sealing effect and does not have the phenomenon of ring explosion.
The opening force of the medicine bottle adopting the screw cap is between 0.689 and 0.981 nm, and meets the standard between 0.6 and 1.2 nm.
It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Claims (10)
1. The spiral cover is characterized by comprising a bottle cover (1), a connecting ring (3) and a rubber plug (4), wherein the bottle cover (1) comprises a bottle cover main body (11), the bottom of the bottle cover main body (11) is connected with the connecting ring (3) through a plurality of ring body connecting parts (2), the distance between the inner side surface of the ring body connecting parts (2) and the inner side surface of the bottle cover main body (11) is larger than zero, and the distance between the inner side surface of the ring body connecting parts (2) and the inner side surface of the connecting ring (3) is larger than zero;
The bottle cap comprises a bottle cap main body (11) and a bottle cap connecting part (111) and a rubber plug connecting part (112) connected with the bottle cap connecting part (111), wherein a threaded part (1121) is arranged on the inner side wall of the rubber plug connecting part (112), and the outer wall of a rubber plug top cover (41) of the rubber plug (4) is connected with the threaded part (1121).
2. The screw cap according to claim 1, wherein the threaded portion (1121) is a thread provided at an inner ring of the rubber plug connection portion (112) or a tooth provided at an inner ring of the rubber plug connection portion (112).
3. The screw cap according to claim 1, wherein the inner diameter of the screw portion (1121) is D1, the inner diameter of the plug connection portion (112) is D4, and the outer diameter of the plug top cover (41) is D3; wherein D1 is less than D3 and less than D4.
4. Screw cap according to claim 1, characterized in that a collar (113) is further provided at the junction of the neck finish connection (111) and the plug connection (112), the protruding part of the collar (113) being located in the cap body (11);
The inner diameter of the convex ring (113) is D2, and the inner diameter of the threaded part (1121) is D1, wherein D2 is less than D1.
5. Screw cap according to any of claims 1-4, wherein the inner side of the finish connection (111) is a smooth cambered surface.
6. Screw cap according to any of claims 1-4, wherein six of said ring body connections (2) are evenly distributed between said connection ring (3) and the cap body (11);
the section of the ring body connecting part (2) is circular, arc-shaped or rectangular.
7. Screw cap according to any of claims 1-4, wherein the material of the cap (1) and the connecting ring (3) is an aluminium alloy.
8. Screw cap according to any one of claims 1-4, characterized in that the rubber plug (4) is of silicone rubber.
9. Screw cap according to any of claims 1-4, characterized in that the rubber plug (4) comprises an integrally formed rubber plug top cover (41) and a rubber plug convex ring (42), the top of the rubber plug top cover (41) is provided with a first chamfer (411), and the bottom of the rubber plug convex ring (42) is provided with a second chamfer (421).
10. A pharmaceutical vial comprising a screw cap according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323555557.5U CN221341974U (en) | 2023-12-26 | 2023-12-26 | Screw cap and medicine bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323555557.5U CN221341974U (en) | 2023-12-26 | 2023-12-26 | Screw cap and medicine bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221341974U true CN221341974U (en) | 2024-07-16 |
Family
ID=91833888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323555557.5U Active CN221341974U (en) | 2023-12-26 | 2023-12-26 | Screw cap and medicine bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221341974U (en) |
-
2023
- 2023-12-26 CN CN202323555557.5U patent/CN221341974U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221341974U (en) | Screw cap and medicine bottle | |
| RU192738U1 (en) | COVER ASSEMBLY FOR INFUSION | |
| KR101375320B1 (en) | Vial Cap | |
| CN213503311U (en) | Sealed bottle structure for storing tablets | |
| CN108357775B (en) | Non-screw eye-splice type container cover | |
| JPH05500020A (en) | unit dose container | |
| JPH0848321A (en) | Bottle made of resin | |
| CN210285001U (en) | Non-toxic sealed glass jar | |
| JP2004035066A (en) | Cap with diameter distortion corrective rib | |
| CN211244587U (en) | Sealed liquid medicine bottle with safety ring structure | |
| CN210455519U (en) | Packaging bottle special for cordyceps sinensis | |
| CN219090256U (en) | Combined cap and bottle | |
| CN213130815U (en) | Infusion bottle convenient to open | |
| CN221115106U (en) | Sterile preparation bottle cap | |
| CN216916958U (en) | Bottle cap and bottle mouth sealing structure | |
| CN110194322A (en) | A kind of bottle cap of good airproof performance | |
| CN216469650U (en) | Bottle with bottle cap | |
| CN215972958U (en) | Bottle cap of ampoule bottle and ampoule bottle | |
| CN213863445U (en) | High-strength sealing cover for pesticide bottle | |
| CN210873029U (en) | Tube feeding combined cover | |
| CN220164630U (en) | Bottleneck seal structure and glass penicillin bottle | |
| CN215476892U (en) | Flat bottle structure | |
| CN217025276U (en) | Bottle opener for medicine bottle | |
| CN218086868U (en) | Bottle cap | |
| CN219116162U (en) | Lifting split type silica gel valve inverted bottle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |