CN114889979A - Plastic cap with sealing structure for beverage and preparation method thereof - Google Patents
Plastic cap with sealing structure for beverage and preparation method thereof Download PDFInfo
- Publication number
- CN114889979A CN114889979A CN202210444732.4A CN202210444732A CN114889979A CN 114889979 A CN114889979 A CN 114889979A CN 202210444732 A CN202210444732 A CN 202210444732A CN 114889979 A CN114889979 A CN 114889979A
- Authority
- CN
- China
- Prior art keywords
- elastic ring
- ring
- cover body
- beverage
- sealing structure
- 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.)
- Granted
Links
- 235000013361 beverage Nutrition 0.000 title claims abstract description 64
- 238000007789 sealing Methods 0.000 title claims abstract description 44
- 229920003023 plastic Polymers 0.000 title claims abstract description 37
- 239000004033 plastic Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title abstract description 8
- 239000002184 metal Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 10
- 210000004907 gland Anatomy 0.000 description 3
- 230000035622 drinking Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/04—Threaded or like caps or cap-like covers secured by rotation
- B65D41/0435—Threaded or like caps or cap-like covers secured by rotation with separate sealing elements
- B65D41/0442—Collars or rings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention relates to a plastic cap with a sealing structure for drinks and a preparation method thereof. According to the invention, the elastic ring capable of deforming is arranged, so that the elastic ring can be tightly attached to the beverage bottle to improve the sealing performance, and the elastic ring can be separated from the beverage bottle to take off the plastic cover, so that a user can conveniently open the beverage bottle to drink the beverage, and can also close the beverage bottle to avoid the leakage of the beverage.
Description
Technical Field
The invention relates to the field of beverage bottles, in particular to a plastic cap with a sealing structure for beverages and a preparation method thereof.
Background
The beverage packaged by the beverage bottle is convenient to carry and drink, so the most common packaging mode of the beverage at present is bottling. The common sealing mode of the beverage bottle is screw cap sealing or gland sealing, the sealing effect of the two modes is not very good, particularly, beverage is easy to remain in a gap inside a thread when the screw cap is adopted for sealing, the beverage is splashed to other articles in the moving process of the beverage bottle to cause pollution, and the gland is easy to deform when the gland is adopted for sealing, so that the beverage is leaked.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a plastic cap with a sealing structure for drinks and a preparation method thereof.
In order to achieve the purpose, the invention adopts the specific scheme that:
the plastic cover with the sealing structure for the beverage comprises a cover body and an elastic ring, wherein the elastic ring is provided with a first end and a second end, the inner diameter of the first end is larger than that of the second end, and the second end is fixedly connected with the edge of the cover body.
Preferably, the elastic ring has an intermediate portion between the first and second stubs, the intermediate portion having an inner diameter greater than an inner diameter of the first stub.
Preferably, a plurality of metal wires uniformly distributed in the circumferential direction of the cover body are embedded in the elastic ring, and the metal wires extend in the direction from the first end to the second end.
Preferably, a reinforcing ring is fixedly arranged on the inner wall of the first end head.
Preferably, the cover body comprises an annular body, one end of the body is closed by a closing plate, and the second end is fixedly connected with the other end of the body.
Preferably, the inner wall of the second end is integrally connected with a connecting ring, and the outer wall of the body is provided with a containing groove for containing the connecting ring.
Preferably, the inner wall of the body is provided with an internal thread.
Preferably, a clamping ring is fixedly arranged on the inner wall of the body, and the clamping ring is far away from the closing plate.
Meanwhile, the invention also provides a preparation method of the plastic cover with the sealing structure for the beverage, which comprises the following steps:
s1, manufacturing the cover body and the elastic ring;
s2, sleeving the second end of the elastic ring on the edge of the cover body;
and S3, heating the contact position of the elastic ring and the cover body to melt the elastic ring and the cover body together.
Preferably, the preparation method further comprises the following steps:
and S4, pressing the elastic ring to deform the elastic ring until the cover body enters the inner side of the elastic ring.
According to the invention, the elastic ring capable of deforming is arranged, so that the elastic ring can be tightly attached to the beverage bottle to improve the sealing performance, and the elastic ring can be separated from the beverage bottle to take off the plastic cover, so that a user can conveniently open the beverage bottle to drink the beverage, and can also close the beverage bottle to avoid the leakage of the beverage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the plastic closure of the present invention;
FIG. 2 is a schematic view of the arrangement of the connection rings;
FIG. 3 is a schematic view of the elastic ring sealing the beverage bottle;
FIG. 4 is a schematic view of the structure of the cover body with internal threads;
fig. 5 is a schematic structural view of the case where the snap ring is provided in the cover.
Reference numerals: the structure comprises a cover body 1, an elastic ring 2, a metal wire 3, a reinforcing ring 4, a connecting ring 5, an internal thread 6 and a clamping ring 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, fig. 1 is a schematic view of an overall structure of a plastic cap according to the present invention, fig. 2 is a schematic view of an arrangement manner of a connection ring, fig. 3 is a schematic view of a state in which an elastic ring seals a beverage bottle, fig. 4 is a schematic view of a structure in which an internal thread is provided in a cap body, and fig. 5 is a schematic view of a structure in which a snap ring is provided in a cap body.
The utility model provides a take seal structure's plastics lid for drink, includes lid 1 and elastic ring 2, and elastic ring 2 has first end and second end, and the internal diameter of first end is greater than the internal diameter of second end, the edge fixed connection of second end and lid 1.
In the plastic cap, the cap body 1 is used for sealing the beverage bottle, and the elastic ring 2 is used for improving the sealing performance of the cap body 1 to avoid beverage leakage, specifically, when the plastic cap is used, the cap body 1 is used for sealing an opening of the beverage bottle, then the elastic ring 2 is squeezed to deform the elastic ring 2 until the first end of the elastic ring 2 is tightly attached to the outer wall of the beverage bottle, so that the elastic ring 2 is used for completely sealing the joint of the cap body 1 and the beverage bottle, the effect of improving the sealing performance of the plastic cap is realized, and the beverage leakage in the beverage bottle is avoided. When the beverage in the beverage bottle needs to be drunk, the elastic ring 2 is reversely deformed until the first end is separated from the beverage bottle, the cover body 1 enters the inner side of the elastic ring 2, and then the cover body 1 is separated from the beverage bottle.
According to the invention, by arranging the deformable elastic ring 2, the elastic ring 2 can be tightly attached to the beverage bottle to improve the sealing performance, and the elastic ring 2 can be separated from the beverage bottle to take off the plastic cover, so that a user can conveniently open the beverage bottle to drink the beverage and can also close the beverage bottle to avoid the leakage of the beverage.
In order to maintain the form of the elastic ring 2 and prevent the elastic ring 2 from being deformed without an external force to cause loss of sealing performance, the elastic ring 2 has an intermediate portion between the first end and the second end, and the inner diameter of the intermediate portion is larger than that of the first end. Adopt this structure, must make first end warp by a wide margin when making elastic ring 2 warp and be greater than the internal diameter of intermediate part until the internal diameter of first end, promoted and forced elastic ring 2 to warp the requirement to strength to avoid elastic ring 2 self to warp and lead to separating with the drink bottle, realize guaranteeing sealing performance's effect.
In order to improve the durability of the elastic ring 2 and avoid the sealing performance reduction caused by the damage of the elastic ring 2 in the using process, a plurality of metal wires 3 which are uniformly distributed along the circumferential direction of the cover body 1 are embedded in the elastic ring 2, and the metal wires 3 extend along the direction from the first end to the second end. The metal wire 3 is used for preventing the elastic ring 2 from being broken in the axial direction, and improving the durability of the elastic ring 2.
In order to further promote the sealed effect of elastic ring 2, guarantee the stability of elastic ring 2 state when sealed with the drink bottle simultaneously, fixed being provided with beaded finish 4 on the inner wall of first end. Compare with elastic ring 2, the beaded finish 4 is difficult to warp more, contacts and when sealing the drink bottle when first end and drink bottle, beaded finish 4 hugs closely on the drink bottle to further avoid elastic ring 2 to warp, realize guaranteeing the purpose of sealed effect. It should be noted that, in the state where the reinforcing ring 4 is provided, the plastic lid is more difficult to be opened, and therefore, selection needs to be performed according to actual situations, for example, when the amount of beverage stored in the beverage bottle is small or the drinking speed is fast, the plastic lid provided with the reinforcing ring 4 can be selected, whereas, for the beverage with large amount of beverage or the beverage with slow drinking speed, the plastic lid needs to be opened for multiple times, and therefore, the plastic lid is suitable for the plastic lid without the reinforcing ring 4.
The specific shape of the lid 1 is: the cover body 1 comprises an annular body, one end of the body is sealed by a sealing plate, and a second end is fixedly connected with the other end of the body. The annular body can be sleeved on the outer wall of the beverage bottle, and then the opening of the beverage bottle is sealed by the sealing plate, so that the sealing performance can be improved, and the dislocation of the plastic cover is avoided.
In order to connect the cover body 1 and the elastic ring 2 more accurately and avoid the sealing effect from being reduced due to the dislocation of the cover body and the elastic ring, the inner wall of the second end is integrally connected with the connecting ring 5, and the outer wall of the body is provided with a containing groove for containing the connecting ring 5.
For beverage bottles with external thread bottle mouths, internal threads 6 are arranged on the inner wall of the body. The plastic cap of the present invention can be placed on such beverage bottles by the mating of the internal thread 6 and the external thread finish.
For the beverage bottle with the flange arranged at the bottle opening, the clamping ring 7 is fixedly arranged on the inner wall of the body, and the clamping ring 7 is far away from the closing plate. The plastic cap of the present invention can be placed on such beverage bottles by engaging the snap ring 7 with the flange, it should be noted that, in order to achieve this connection, at least one of the body and the snap ring 7 is elastic.
In a specific embodiment of the invention, a plastic cap with a sealing structure for drinks comprises a cap body 1 and an elastic ring 2, wherein the elastic ring 2 is provided with a first end and a second end, the inner diameter of the first end is larger than that of the second end, the second end is fixedly connected with the edge of the cap body 1, when in use, the opening of a drink bottle is firstly closed by the cap body 1, then the elastic ring 2 is squeezed to deform the elastic ring 2 until the first end of the elastic ring 2 is tightly attached to the outer wall of the drink bottle, so that the joint of the cap body 1 and the drink bottle is completely closed by the elastic ring 2, the effect of improving the sealing performance of the plastic cap is realized, the drink in the drink bottle is prevented from leaking, when the drink in the drink bottle needs to be drunk, the elastic ring 2 is firstly reversely deformed until the first end is separated from the drink bottle, and the cap body 1 enters the inner side of the elastic ring 2, then the cover body 1 is separated from the drink bottle, the elastic ring 2 is provided with a middle part between a first end and a second end, the inner diameter of the middle part is larger than that of the first end, by adopting the structure, when the elastic ring 2 is deformed, the first end is required to be greatly deformed until the inner diameter of the first end is larger than that of the middle part, the requirement of forcing the elastic ring 2 to deform on strength is improved, thereby avoiding the elastic ring 2 from being separated from the drink bottle due to self deformation, realizing the effect of ensuring the sealing performance, a plurality of metal wires 3 uniformly distributed along the circumferential direction of the cover body 1 are embedded in the elastic ring 2, the metal wires 3 extend along the direction from the first end to the second end, the metal wires 3 are used for preventing the elastic ring 2 from being broken in the axial direction, the durability of the elastic ring 2 is improved, the reinforcing ring 4 is fixedly arranged on the inner wall of the first end and is compared with the elastic ring 2, the beaded finish 4 is difficult to warp more, contact and when the drink bottle is sealed with the drink bottle when first end, beaded finish 4 hugs closely on the drink bottle, thereby further avoid elastic ring 2 to warp, realize the purpose of guaranteeing sealed effect, lid 1 includes annular body, the one end of body is passed through the closing plate and is sealed, the other one end fixed connection of second end and body, annular body can overlap on the outer wall of drink bottle, and then utilize the closing plate to seal the opening of drink bottle, thereby can enough promote sealing performance, also avoid the plastic cover dislocation, in order to can connect lid 1 and elastic ring 2 more accurately, avoid the two dislocation to cause sealed effect to descend, an organic whole is connected with go-between 5 on the inner wall of second end, offer the holding tank that is used for holding go-between 5 on the outer wall of body.
The preparation method of the plastic cap with the sealing structure for the beverage comprises the steps of S1 to S3.
S1, manufacturing the cover body 1 and the elastic ring 2;
s2, sheathing the second end of the elastic ring 2 on the edge of the cover body 1, and making the connecting ring 5 enter the containing groove;
s3, heating the contact position of the elastic ring 2 and the cap 1 to fuse the elastic ring 2 and the cap 1 together, specifically, heating the connection ring 5.
Further, the method also includes step S4:
s4, pressing the elastic ring 2 to deform the elastic ring 2 until the cap 1 enters the inside of the elastic ring 2.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a take seal structure's plastic cover for drink which characterized in that: the elastic ring comprises a cover body (1) and an elastic ring (2), wherein the elastic ring (2) is provided with a first end and a second end, the inner diameter of the first end is larger than that of the second end, and the second end is fixedly connected with the edge of the cover body (1).
2. The plastic lid with sealing structure for beverage according to claim 1, wherein: the elastic ring (2) has an intermediate portion between the first end and the second end, the intermediate portion having an inner diameter greater than an inner diameter of the first end.
3. The plastic lid with sealing structure for beverage according to claim 1, wherein: a plurality of metal wires (3) which are uniformly distributed along the circumferential direction of the cover body (1) are embedded in the elastic ring (2), and the metal wires (3) extend along the direction from the first end to the second end.
4. The plastic lid with sealing structure for beverage according to claim 1, wherein: and a reinforcing ring (4) is fixedly arranged on the inner wall of the first end head.
5. The plastic lid with sealing structure for beverage according to claim 1, wherein: the cover body (1) comprises an annular body, one end of the body is sealed by a sealing plate, and the second end is fixedly connected with the other end of the body.
6. The plastic lid with sealing structure for beverage according to claim 5, wherein: the inner wall of the second end is integrally connected with a connecting ring (5), and the outer wall of the body is provided with a containing groove for containing the connecting ring (5).
7. The plastic lid with sealing structure for beverage according to claim 5, wherein: the inner wall of the body is provided with internal threads (6).
8. The plastic lid with sealing structure for beverage according to claim 5, wherein: the inner wall of the body is fixedly provided with a clamping ring (7), and the clamping ring (7) is far away from the closing plate.
9. The method for preparing a plastic cap with a sealing structure for drinks according to any one of claims 1 to 8, comprising the steps of:
s1, manufacturing the cover body (1) and the elastic ring (2);
s2, sleeving the second end of the elastic ring (2) on the edge of the cover body (1);
s3, heating the contact position of the elastic ring (2) and the cover body (1) to melt the elastic ring (2) and the cover body (1) together.
10. The method of claim 9, further comprising the steps of:
s4, pressing the elastic ring (2) to deform the elastic ring (2) until the cover body (1) enters the inner side of the elastic ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444732.4A CN114889979B (en) | 2022-04-26 | 2022-04-26 | Plastic cap with sealing structure for beverage and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210444732.4A CN114889979B (en) | 2022-04-26 | 2022-04-26 | Plastic cap with sealing structure for beverage and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114889979A true CN114889979A (en) | 2022-08-12 |
| CN114889979B CN114889979B (en) | 2024-07-19 |
Family
ID=82720285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210444732.4A Active CN114889979B (en) | 2022-04-26 | 2022-04-26 | Plastic cap with sealing structure for beverage and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114889979B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366913A (en) * | 1980-10-17 | 1983-01-04 | Baxter Travenol Laboratories, Inc. | Plastic closure system with an annular rib gasket retention means |
| CN1330027A (en) * | 2000-06-20 | 2002-01-09 | 凸版印刷株式会社 | Screw cap |
| CN101367453A (en) * | 2007-08-16 | 2009-02-18 | 上海紫日包装有限公司 | Single-sheet plastic bottle cap |
| CN205045166U (en) * | 2015-10-16 | 2016-02-24 | 江苏南方包装有限公司 | Sealed plastics lid |
| CN208217404U (en) * | 2018-03-16 | 2018-12-11 | 小丑鱼（上海）实业有限公司 | The sealing structure of bottle cap |
-
2022
- 2022-04-26 CN CN202210444732.4A patent/CN114889979B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366913A (en) * | 1980-10-17 | 1983-01-04 | Baxter Travenol Laboratories, Inc. | Plastic closure system with an annular rib gasket retention means |
| CN1330027A (en) * | 2000-06-20 | 2002-01-09 | 凸版印刷株式会社 | Screw cap |
| CN101367453A (en) * | 2007-08-16 | 2009-02-18 | 上海紫日包装有限公司 | Single-sheet plastic bottle cap |
| CN205045166U (en) * | 2015-10-16 | 2016-02-24 | 江苏南方包装有限公司 | Sealed plastics lid |
| CN208217404U (en) * | 2018-03-16 | 2018-12-11 | 小丑鱼（上海）实业有限公司 | The sealing structure of bottle cap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114889979B (en) | 2024-07-19 |
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