CN220683035U

CN220683035U - A bottle cap

Info

Publication number: CN220683035U
Application number: CN202321768667.7U
Authority: CN
Inventors: 吴天成; 白逻瑞
Original assignee: Perikoni Suzhou Bottle Cap Manufacturing Co ltd
Current assignee: Perikoni Suzhou Bottle Cap Manufacturing Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-29
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a bottle cap, which comprises a bottle cap body and a sealing sheet, wherein the bottle cap body is provided with an engagement ring which is tightly engaged with a bottle opening, the bottle cap body is provided with two easy-tearing lines, part of the engagement ring between the two easy-tearing lines is an easy-opening edge, an adhesive layer, an isolation layer, an information layer and the sealing sheet are sequentially arranged in the bottle cap body from the inner bottom of the bottle cap body to the direction of the bottle opening, the isolation layer is at least provided with one side which is used for being attached to the information layer and is not sticky and comprises a plurality of glue shielding blocks, spaces are uniformly reserved between the adjacent glue shielding blocks, and the bottle cap body is torn along the easy-tearing lines so as to expose the information layer and display information; the sealing piece is used for being arranged inside the bottle cap body and sealing the bottle mouth. The bottle cap can be easily opened only by connecting the easy-to-open edge with the bottle mouth; the bottle cap can be torn along the easy-to-tear line to display information of the information area, and the information integrity and the tightness can be guaranteed due to the arrangement of the isolating layers at uniform intervals.

Description

Bottle cap

Technical Field

The utility model relates to the technical field of container closure, in particular to a bottle cap.

Background

In daily life, beverage like bottled beer is usually provided with closely and bottleneck interlock's bottle lid, and this type of bottle lid generally is difficult to open, and to this, chinese patent CN212606890U discloses a bottle lid, and this kind of bottle lid seals the bottle lid through interior sealing washer and outer sealing washer on the gasket, and the pull ring is connected in one side of bottle lid shell, and the pull ring just can be released the sealing of pull ring department bottleneck to can tear the bottle lid shell along two score lines, the gasket is pulled gradually from pull ring one side, and the bottle lid just can be relaxed by opening. However, according to actual needs, the inner surface of the bottle cap is often printed with information such as two-dimension codes, winning prompts and the like, and a consumer can obtain the information after buying the beverage by opening the bottle cap, but if the information is printed on the inner surface of the bottle cap shell between two score lines in the original bottle cap directly, and the information can be exposed after tearing the bottle cap shell along the score lines, the information must be printed between the bottle cap shell and the gasket, the bonding between the bottle cap shell and the gasket can bond the area printed with the information at the same time, and the bonding between the bottle cap structure and the information layer domain is released during opening, so that the information in the bottle cap is easily damaged during opening the bottle cap. To this problem, chinese patent CN216187550U discloses an easy-to-open container metal closure member convenient to acquire information, including bottle lid and sealing gasket, sealing state's bottle lid is pasted by the adhesive layer and is compressed tightly the end plate and grasp the bordure, this metal closure member only needs the pulling pull ring, tear along easy tear groove and compress tightly the end plate, remove easy-to-open chimb and bottleneck's interlock, the bottle lid just can be released sealedly, thereby pull open easily, simultaneously, compress tightly the inboard of end plate, be equipped with the information record piece between the easy-to-tear line, buckle after compressing tightly the end plate and tear, inside information record piece just can expose, and the isolation layer covers on the adhesive layer and one side that contacts the adhesive layer does not have the viscosity, just can prevent also that the adhesive layer from destroying the information record piece when removing the subsides with sealing gasket. However, due to the arrangement of the isolation layer, the bonding area of the bonding layer and the sealing gasket is too small, so that the bonding of the bonding layer and the sealing gasket is not firm, and the whole sealing of the closure member is not tight. Therefore, there is a need for a bottle cap that is easy to open, can effectively ensure the integrity of information after the bottle cap is opened, and has a strong sealing property.

Disclosure of Invention

The utility model aims to provide a bottle cap, which solves the problems in the prior art, facilitates the bottle cap to be opened, can effectively ensure the integrity of information after the bottle cap is opened and has stronger sealing property.

In order to achieve the above object, the present utility model provides the following solutions:

the utility model provides a bottle cap, which comprises a bottle cap body and a sealing piece; the bottle cap body is provided with an engagement ring which is used for being tightly engaged with a bottle opening, the bottle cap body is provided with two easy-tearing lines, the easy-tearing lines extend from the edge of the engagement ring on the bottle cap body, the engagement ring positioned between the two easy-tearing lines is an easy-opening edge, one side of the easy-opening edge, which is far away from the bottle opening, is connected with a pull ring, and the easy-opening edge can be disengaged from the bottle opening by pulling the pull ring, and the bottle cap body can be torn along the easy-tearing lines; the inside of the bottle cap body is sequentially provided with an adhesive layer, an isolation layer, an information layer and the sealing piece from the inner bottom of the bottle cap body to the direction of the bottle mouth; the area of the isolation layer is smaller than that of the bonding layer, the two side surfaces of the bonding layer are respectively provided with a first bonding surface and a second bonding surface, the isolation layer is at least used for being bonded with the information layer, one side surface of the isolation layer is not provided with the bonding, the isolation layer comprises a plurality of glue shielding blocks, gaps are uniformly reserved between the adjacent glue shielding blocks, each glue shielding block can isolate the bonding layer from the information layer, the information layer can be covered by the isolation layer and the region where the gap is located, the information layer is used for being printed on the isolation layer and the second bonding surface between two easy-tearing lines, the second bonding surface printed with the information layer still has the bonding property, the first bonding surface is bonded with the bottle cap body, and the part of the second bonding surface which is not covered by the isolation layer is bonded with the sealing sheet; tearing the bottle cap body, the bonding layer and the isolation layer along the easy-tearing line, and bending the bottle cap body, the bonding layer and the isolation layer to the side far away from the bottle mouth, wherein the information layer can expose display information; the sealing piece is used for being arranged inside the bottle cap body and sealing the bottle mouth.

Preferably, the information layer is disposed on the masking block and the second adhesive surface near the easy-to-open edge.

Preferably, the starting ends of the two easy-to-tear lines at the easy-to-open edge are provided with easy-to-open notches.

Preferably, the bottle cap body further comprises a cover plate, and the peripheral outer edge of the cover plate is in arc transition and is connected with the engagement ring.

Preferably, the sealing sheet comprises a foundation layer and a thickening layer which are sequentially arranged and integrally formed, and further comprises an outer sealing ring and an inner sealing ring which are connected to one side, close to the bottle mouth, of the thickening layer, one side, away from the thickening layer, of the foundation layer is bonded with the second bonding surface, the outer sealing ring is concentrically sleeved outside the inner sealing ring, and the outer sealing ring and the inner sealing ring are respectively used for being attached to the outer side of the bottle mouth and the inner side of the bottle mouth.

Preferably, the distance between the inner sealing ring and the central line of the bottle cap body is gradually reduced from one end of the inner sealing ring, which is connected with the thickening layer, to one end, which is away from the thickening layer.

Preferably, the isolation layer further comprises a connection block and two extension blocks, the connection block is connected with each glue shielding block, two ends of the connection block are connected with one end of each extension block, the two extension blocks are symmetrically arranged on two sides of the area where the glue shielding block is located, a pasting groove is formed between the other ends of the two extension blocks, and the second bonding surface is bonded with the sealing sheet through the pasting groove.

Preferably, the area where the plurality of glue shielding blocks are located is semicircular, the plurality of glue shielding blocks are distributed in a grid-shaped mode with equal intervals, and the area covered by the glue shielding blocks is half of the pattern area surrounded by the contour lines of the edges of the glue shielding blocks.

Compared with the prior art, the utility model has the following technical effects:

the utility model provides a bottle cap, when the bottle cap is not opened, a snap ring on a bottle cap body is tightly snapped with a bottle opening, a sealing sheet is tightly pressed on the bottle opening by the bottle cap body, the sealing sheet is bonded with the inner side of the bottle cap body through a bonding layer, one side of the bonding layer is bonded with the bottle cap body, one part of the other side is bonded with an isolation layer, the other part is bonded with the sealing sheet, and the even spacing of glue shielding blocks on the isolation layer ensures that the bonding layer and the sealing sheet have enough bonding area, so that the sealing sheet can be tightly bonded with the bottle cap body to ensure the integral sealing performance of the bottle cap; when the bottle cap is required to be opened, the pull ring connected to the easy-to-open edge is pulled, so that the engagement between the easy-to-open edge and the bottle opening is released, the bottle cap body is torn along the easy-to-tear line, the sealing state of the bottle cap and the bottle opening is relieved, and the bottle cap can be easily separated from the bottle opening. Moreover, because the information layer sets up between the easy tear line, when the bottle lid body is torn along easy tear line and is buckled and expose the internal surface, by the adhesive linkage and the isolation layer of tearing together with the bottle lid body just can drive information and expose and show information, because the piece that hides on the isolation layer keeps apart partial information layer and adhesive linkage moreover, can also prevent when adhesive linkage breaks away from with the sealing fin, because the adhesion area is too big and leads to the viscidity that need resist when the separation is too big for the information of information layer is destroyed. Therefore, the bottle cap provided by the utility model can be easily opened by pulling the pull ring only by manpower due to the arrangement of the easy-tearing line and the easy-opening edge, so that the bottle cap is convenient to open; the information layer is positioned in the middle of the easy-tearing line, so that a consumer can acquire the information of the information layer after tearing the bottle cap body along the easy-tearing line, thereby being convenient for acquiring the information; the adhesive shielding block reduces the adhesive area of the adhesive layer and the information layer, so that the information layer is not damaged due to the separation of the adhesive layer and the sealing sheet, thereby ensuring the integrity of information; the arrangement of the covering rubber blocks uniformly with intervals increases the bonding area of the bonding layer and the sealing sheet, so that the bonding between the sealing sheet and the cover body is firmer, and the overall sealing performance of the bottle cap is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a bottle cap provided by the utility model in an unopened state;

FIG. 2 is a perspective view of a sealing plate of a bottle cap according to the present utility model;

FIG. 3 is a cross-sectional view of a bottle cap according to the present utility model parallel to the position of the information layer;

in the figure: 1-bottle cap body, 11-snap ring, 111-easy-open edge, 112-easy-open notch, 113-pull ring, 12-cover plate, 2-sealing sheet, 21-base layer, 22-thickening layer, 23-outer sealing ring, 24-inner sealing ring, 3-bonding layer, 4-isolation layer, 41-glue shielding block, 42-extension block, 43-connecting block, 5-information layer, 6-easy-tearing line and 7-adhesive groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides a bottle cap, which is shown in figures 1-3, and comprises a bottle cap body 1 and a sealing piece 2; the bottle cap body 1 is provided with an engagement ring 11 which is used for being tightly engaged with a bottle opening, the bottle cap body 1 is provided with two easy-tearing lines 6, the easy-tearing lines 6 extend on the bottle cap body 1 from the edge of the engagement ring 11, part of the engagement ring 11 between the two easy-tearing lines 6 is an easy-opening edge 111, one side of the easy-opening edge 111 away from the bottle opening is connected with a pull ring 113, and the engagement between the easy-opening edge 111 and the bottle opening can be released by pulling the pull ring 113, and the bottle cap body 1 can be torn along the easy-tearing lines 6; the inside of the bottle cap body is sequentially provided with an adhesive layer 3, an isolation layer 4, an information layer 5 and a sealing sheet 2 from the inner bottom of the bottle cap body to the direction of the bottle mouth; the area of the isolation layer 4 is smaller than that of the bonding layer 3, the two side surfaces of the bonding layer 3 are respectively provided with a first bonding surface and a second bonding surface, the isolation layer 4 is at least used for being bonded with the information layer 5, one side surface of the isolation layer 4 is not provided with the bonding, the isolation layer 4 comprises a plurality of glue shielding blocks 41, gaps are uniformly reserved between the adjacent glue shielding blocks 41, each glue shielding block 41 can isolate the bonding layer 3 from the information layer 5, the information layer 5 can be covered by the isolation layer 4 and the region where the gaps are located, the information layer 5 is used for being printed on the isolation layer 4 and the second bonding surface between the two easy-tearing lines 6, the second bonding surface printed with the information layer 5 is still provided with the bonding, the first bonding surface is bonded with the bottle cap body 1, and the part of the second bonding surface not covered by the isolation layer 4 is bonded with the sealing sheet 2; tearing the bottle cap body 1, the adhesive layer 3 and the isolation layer 4 along the easy-tearing line 6 and bending the bottle cap body towards the side far away from the bottle mouth, so that the information layer 5 can expose the display information; the sealing piece 2 is used for being arranged inside the bottle cap body 1 and sealing the bottle mouth.

According to the bottle cap provided by the utility model, when the bottle cap is not opened, the engagement ring 111 on the bottle cap body 1 is tightly engaged with the bottle mouth, the bottle cap body 1 tightly presses the sealing sheet 2 on the bottle mouth, the sealing sheet 2 is adhered to the inner side of the bottle cap body 1 through the adhesive layer 3, one side of the adhesive layer 3 is adhered to the bottle cap body 1, one part of the other side is adhered to the isolation layer 4, the other part is adhered to the sealing sheet 2, and the uniform interval of the glue shielding blocks 41 on the isolation layer 4 ensures that the adhesive layer 3 and the sealing sheet 2 have enough adhesive area, so that the sealing sheet 2 can be tightly adhered to the bottle cap body 1 to ensure the integral sealing performance of the bottle cap; when the bottle cap is required to be opened, the pull ring 113 connected to the Yi Qibian 111 is pulled, so that the engagement between the easy-to-open edge 111 and the bottle opening is released, the bottle cap body 1 is torn along the easy-to-tear line 6, the sealing state of the bottle cap and the bottle opening is released, and the bottle cap can be easily separated from the bottle opening. Moreover, because the information layer 5 is printed on the bonding layer and the isolation layer between the easy tearing lines 6, when the bottle cap body 1 is torn along the easy tearing lines 6 and bends to expose the inner surface, the torn part of the bonding layer 3 and the isolation layer 4 can drive the information layer 5 to display information, and because the glue shielding block 41 on the isolation layer 4 isolates part of the information layer 5 from the bonding layer 3, the information of the information layer 5 can be damaged because the viscosity which needs to be resisted when the bonding area is overlarge is caused when the bonding layer 3 is separated from the sealing sheet 2. Therefore, the bottle cap provided by the utility model can be easily opened by pulling the pull ring only by manpower due to the arrangement of the easy-tearing line and the easy-opening edge, so that the bottle cap is convenient to open; the information layer is positioned in the middle of the easy-tearing line, so that a consumer can acquire the information of the information layer after tearing the bottle cap body along the easy-tearing line, thereby being convenient for acquiring the information; the adhesive shielding block reduces the adhesive area of the adhesive layer and the information layer, so that the information layer is not damaged due to the separation of the adhesive layer and the sealing sheet, thereby ensuring the integrity of information; the arrangement of the covering rubber blocks uniformly with intervals increases the bonding area of the bonding layer and the sealing sheet, so that the bonding between the sealing sheet and the cover body is firmer, and the overall sealing performance of the bottle cap is ensured. It should be noted that, the shape of the covering block of the bottle cap provided by the utility model can be set according to the requirement, for example, the covering block can be in the form of uniformly distributed dot-shaped covering blocks or spiral covering blocks which are divided into a plurality of parts, and spaces are uniformly reserved among the parts, and the like, and only the adhesive-free side is required to be attached to the information layer and the part of the information layer is required to be isolated from the adhesive layer, so that the adhesive resistance during the adhesive separation can be reduced, and the information integrity is ensured.

In a preferred implementation of this embodiment, the information layer 5 is disposed on the masking block 41 and the second adhesive surface near the easy-to-open edge 111. The information layer is arranged close to the easy-to-open edge, so that after the easy-to-tear line of the smaller part is torn, the information of the information layer can be exposed, and the user can acquire the information more conveniently.

In a preferred embodiment of the present embodiment, the starting ends of the two easy-to-tear lines 6 at the easy-to-open edge 111 are provided with easy-to-open notches 112. The setting of easy open breach can form a little arm of force and concentrate the force in breach department in the initial position department of easy tear line to make easy open limit more easily torn, the bottle lid is more easily opened.

In a preferred embodiment of this embodiment, the bottle cap body 1 further comprises a cover plate 12, and the peripheral outer edge of the cover plate 12 is in arc transition and is connected with the engaging ring 11. The setting of arc transition can make the surface of bottle lid body not have too much edges and corners to be convenient for open and use of bottle lid.

In a preferred embodiment of this embodiment, the sealing sheet 2 includes a base layer 21 and a thickened layer 22 which are sequentially arranged and integrally formed, and an outer sealing ring 23 and an inner sealing ring 24 which are connected to one side of the thickened layer 22 close to the bottle mouth, wherein one side of the base layer 21 far away from the thickened layer 22 is adhered to the second adhesive surface, the outer sealing ring 23 is concentrically sleeved outside the inner sealing ring 24, and the outer sealing ring 23 and the inner sealing ring 24 are respectively used for being adhered to the outer side of the bottle mouth and the inner side of the bottle mouth. The thickness of the sealing piece can be increased by arranging the base layer and the thickening layer so as to ensure the strength of the sealing piece, thereby preventing the sealing piece from being broken due to the fact that the sealing piece is tightly pressed on the bottle mouth; the bottle mouth can be sealed from inside and outside two directions by the arrangement of the outer sealing ring and the inner sealing ring, so that the sealing effect of the bottle cap is improved.

In a preferred embodiment of the present embodiment, the distance between the inner sealing ring 24 and the central line of the bottle cap body 1 gradually decreases from the end of the inner sealing ring 24 connected to the thickening layer 22 to the end facing away from the thickening layer 22. This setting can make the gap between inner seal circle and the outer seal circle more agree with the shape of bottleneck to further improvement sealed effect.

In a preferred implementation manner of this embodiment, the isolation layer 4 further includes a connection block 43 and two extension blocks 42, the connection block 43 is connected with each glue shielding block 41, two ends of the connection block 43 are connected with one end of one extension block 42, the two extension blocks 42 are symmetrically arranged at two sides of the area where the glue shielding block 43 is located, an adhesion groove 7 is formed between the other ends of the two extension blocks 42, and the second adhesion surface is adhered to the sealing sheet 2 through the adhesion groove 7. The extension block and the connection block can enable the whole isolation area to be firmly bonded with the bonding layer, so that the isolation layer is prevented from falling off due to weak bonding; the adhesive area of adhesive layer and sealing sheet can be increased to the setting of pasting the groove to make the adhesive layer can more firm bond on the bottle lid body, strengthen the holistic leakproofness of bottle lid.

In a preferred embodiment of the present embodiment, the area where the plurality of glue masking blocks 41 are located is semicircular, the plurality of glue masking blocks 41 are arranged in a grid-like manner with equal intervals, and the area covered by the glue masking blocks 41 is half of the pattern area surrounded by the contour lines of the edges of the glue masking blocks 41. The grid-shaped glue shielding block can facilitate the production of the glue shielding block and the assembly of the bottle cap during the production; the area of the glue shielding block is half of the area of a pattern formed by encircling the contour lines of the edges of the glue shielding block, and the glue shielding block is preferable according to the adhesion commonly possessed by an adhesion layer, so that the tightness can be ensured, and the setting of information integrity can be ensured. It should be noted that, according to the bottle cap provided by the utility model, the area ratio of the glue shielding block to the interval area can be determined according to actual needs, for example, if the viscosity of the adhesive layer is strong, the area of the glue shielding block is preferably increased, and if the viscosity of the adhesive layer is weak, the area of the interval is preferably increased.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims

1. A bottle cap, characterized in that: comprises a bottle cap body and a sealing piece; the bottle cap body is provided with an engagement ring which is used for being tightly engaged with a bottle opening, the bottle cap body is provided with two easy-tearing lines, the easy-tearing lines extend from the edge of the engagement ring on the bottle cap body, the engagement ring positioned between the two easy-tearing lines is an easy-opening edge, one side of the easy-opening edge, which is far away from the bottle opening, is connected with a pull ring, and the easy-opening edge can be disengaged from the bottle opening by pulling the pull ring, and the bottle cap body can be torn along the easy-tearing lines;

the inside of the bottle cap body is sequentially provided with an adhesive layer, an isolation layer, an information layer and the sealing piece from the inner bottom of the bottle cap body to the direction of the bottle mouth; the area of the isolation layer is smaller than that of the bonding layer, the two side surfaces of the bonding layer are respectively provided with a first bonding surface and a second bonding surface, the isolation layer is at least used for being bonded with the information layer, one side surface of the isolation layer is not provided with the bonding, the isolation layer comprises a plurality of glue shielding blocks, gaps are uniformly reserved between the adjacent glue shielding blocks, each glue shielding block can isolate the bonding layer from the information layer, the information layer can be covered by the isolation layer and the region where the gap is located, the information layer is used for being printed on the isolation layer and the second bonding surface between two easy-tearing lines, the second bonding surface printed with the information layer still has the bonding property, the first bonding surface is bonded with the bottle cap body, and the part of the second bonding surface which is not covered by the isolation layer is bonded with the sealing sheet; tearing the bottle cap body, the bonding layer and the isolation layer along the easy-tearing line, and bending the bottle cap body, the bonding layer and the isolation layer to the side far away from the bottle mouth, wherein the information layer can expose display information; the sealing piece is used for being arranged inside the bottle cap body and sealing the bottle mouth.

2. The bottle cap according to claim 1, wherein: the information layer is arranged on the glue shielding block and the second bonding surface close to the easy-to-open edge.

3. The bottle cap according to claim 1, wherein: the starting ends of the two easy-to-tear lines at the easy-to-open edge are provided with easy-to-open notches.

4. The bottle cap according to claim 1, wherein: the bottle cap body further comprises a cover plate, and the peripheral outer edge of the cover plate is in arc transition and is connected with the engagement ring.

5. The bottle cap according to claim 1, wherein: the sealing gasket comprises a foundation layer and a thickening layer which are sequentially arranged and integrally formed, and further comprises an outer sealing ring and an inner sealing ring which are connected to one side of the thickening layer close to the bottle mouth, wherein one side of the foundation layer away from the thickening layer is bonded with the second bonding surface, the outer sealing ring is concentrically sleeved outside the inner sealing ring, and the outer sealing ring and the inner sealing ring are respectively used for being bonded with the outer side of the bottle mouth and the inner side of the bottle mouth.

6. The bottle cap according to claim 5, wherein: from the one end that interior sealing washer with the thickening layer is connected to the one end that deviates from the thickening layer, interior sealing washer with the distance of bottle lid body central line reduces gradually.

7. The bottle cap according to claim 1, wherein: the isolation layer still includes connecting block and two extension pieces, the connecting block with each hide the glue piece and all be connected, the both ends of connecting block all with one extend the one end of piece and two extend the piece symmetry set up in hide the both sides in the area of glue piece place, two form between the other end of extension piece and paste the groove, the second bonding face is sees through paste the groove with the sealing washer bonds.

8. The bottle cap according to claim 1, wherein: the area where a plurality of glue shielding blocks are located is semicircular, the glue shielding blocks are distributed in a grid-shaped mode with equal intervals, and the area covered by the glue shielding blocks is half of the pattern area surrounded by the contour lines of the edges of the glue shielding blocks.