阅读说明：本技术 用于啤酒瓶拉环式开启的瓶盖 (Pull ring type opened bottle cap for beer bottle ) 是由 都承霖 张鹏飞 张绪炉 于 2020-04-14 设计创作，主要内容包括：本发明提供了一种用于啤酒瓶拉环式开启的瓶盖,包括盖体、提拉部,所述提拉部位于盖体侧壁边缘上,盖体位于提拉部的两侧分别设有自盖体边缘向盖体内顶面延伸的撕拉刻痕,撕拉刻痕位于盖体边缘处设有切断的撕拉预切口,所述提拉部包括拉杆和拉环,所述拉环位于盖体顶部,拉环的内圈向上凸起,其凸起面部分超过盖体顶部表面,拉环位于盖体与内圈之间,拉环和盖体顶部形成一个平面。本发明采用拉环放置顶部的方式,使盖子的排料速度和传统皇冠盖没有丝毫区别,可以适应市场任何一条皇冠盖灌装线,不需要进行任何改造,顶拉环提起45度角手指即可轻松伸入,大拇指抵住瓶盖外沿形成支点即刻进入平稳开启状态。(The invention provides a bottle cap for opening a beer bottle in a pull ring mode, which comprises a cap body and a pull part, wherein the pull part is positioned on the edge of the side wall of the cap body, the two sides of the cap body, which are positioned on the pull part, are respectively provided with a tearing nick extending from the edge of the cap body to the inner top surface of the cap body, the tearing nick is positioned at the edge of the cap body and is provided with a cutting tearing pre-cut, the pull part comprises a pull rod and a pull ring, the pull ring is positioned at the top of the cap body, the inner ring of the pull ring protrudes upwards, the protruding surface part of the pull ring exceeds the surface of the top of the. The invention adopts the mode that the pull ring is placed at the top, so that the discharging speed of the cover is not different from that of the traditional crown cap, the invention can adapt to any crown cap filling line in the market, no modification is needed, fingers can easily extend in by lifting the pull ring at an angle of 45 degrees, and a thumb supports the outer edge of the bottle cap to form a fulcrum to enter a stable opening state immediately.)

1. A bottle cap used for opening a beer bottle in a pull ring mode comprises a cap body (1) and a lifting part (6), the lifting part (6) is positioned on the edge of the side wall of the cover body (1), the two sides of the cover body positioned on the lifting part are respectively provided with a tearing nick (4) extending from the edge of the cover body to the inner top surface of the cover body, the tearing nick (4) positioned on the edge of the cover body is provided with a cutting tearing precut (3), the lifting part (6) comprises a pull rod (5) and a pull ring (2), it is characterized in that the pull ring (2) is positioned at the top of the cover body (1), the inner ring (7) of the pull ring (2) is raised upwards, the convex surface part of the pull ring exceeds the top surface of the cover body (1), the pull ring (2) is positioned between the cover body (1) and the inner ring (7), the pull ring (2) and the top of the cover body (1) form a plane, the outer diameter of the pull ring (2) is 23mm, the inner diameter is 19mm, and the cross section is an oval tube type.

2. The bottle cap for beer bottle pull-ring type opening according to claim 1, wherein said tear precut (3) has 3.5 to 4.5 teeth on each side of the center of the pull-ring (2), 0.4mm in width and 0.6mm in depth, and has a rounded top portion (9) of R0.2mm and a rounded edge portion (8) of R0.4 mm.

3. The bottle cap for pull-ring type opening of beer bottles of claim 1 or 2 wherein the inner ring (7) of said pull-ring (2) is raised by 0.5 mm.

4. The bottle cap for beer bottle with a pull ring according to claim 1 or 2, wherein the pull rod (5) of the pull portion (6) is partially trapezoidal, having an upper width of 9.24mm and a lower width of 14.62mm, and the pull rod (5) forms an angle of 75 degrees with the top surface of the cap body (1).

Technical Field

The invention belongs to the technical field of alcoholic products, and particularly relates to a pull-ring type opened bottle cap for a beer bottle.

Background

The existing beer bottle cap is mostly a crown cap made of tinplate and fixed on a bottle opening through a fold extrusion structure, the cap is opened by a special tool and is difficult to open on the premise of no special tool, and certain personal safety hazards can exist if an abnormal opening mode is adopted. The invention patent of patent No. 2018209907588 discloses a pull-type easy-open bottle cap, which improves the smoothness of tearing the bottle cap by a pull part by designing a notch communicated with an indentation on the edge of the bottle cap. However, in the bottle cap with the structure, the discharge speed of the cap is greatly reduced due to the existence of the side pull ring (the discharge speed of the side pull ring in China is about 500 per minute at present), and the efficiency in the molding production process is greatly reduced (the minimum efficiency of a molding machine is 1000 per minute). Domestic current filling equipment must be reformed transform and can use this kind of lid, and the row's of lid speed of discharging also can not satisfy the requirement of filling line far away (beer filling speed is generally all at 4 ten thousand bottles/hour), because the existence of side pull ring leads to pressing the closing cap die head to need stepping down, thereby make withstand voltage value decline behind the closing cap, the filling finished product is in the circulation, collision each other makes the pull ring intertwine in the packaging process, it produces gas leakage easily to drag, the side pull ring is when opening, need carry at least to carry and to get into effective open state more than 90 degrees, the pull rod of overlength does not have effectual strong point when leading to opening, stability worsens when making opening.

Disclosure of Invention

The invention provides a bottle cap for a beer bottle, which is opened in a pull ring mode in order to solve the problems.

The technical scheme of the invention is realized as follows: the bottle cap comprises a cap body and a lifting part, wherein the lifting part is positioned on the edge of the side wall of the cap body, tearing nicks extending from the edge of the cap body to the inner top surface of the cap body are respectively arranged on two sides of the cap body positioned on the lifting part, the tearing nicks are positioned on the edge of the cap body and provided with a cutting tearing pre-cut, the lifting part comprises a pull rod and a pull ring, the pull ring is positioned on the top of the cap body, the inner ring of the pull ring protrudes upwards, the protruding surface part of the pull ring exceeds the surface of the top of the cap body, the pull ring is positioned between the cap body and the inner ring, the pull ring 2 and the top of the cap body 1 form a plane, the outer diameter;

furthermore, the tearing pre-cut is located at the left side and the right side of the central position of the pull ring and is provided with 3.5 teeth to 4.5 teeth respectively, the width is 0.4mm, the depth is 0.6mm, the rounded angle at the top of the cut is R0.2mm, and the rounded angle at the edge of the cut is R0.4mm;

further, the inner ring of the pull ring is raised by 0.5 mm;

furthermore, the pull rod part of the lifting part is trapezoidal, the upper width is 9.24mm, the lower width is 14.62mm, and an included angle of 75 degrees is formed between the pull rod and the top surface of the cover body.

The invention has the beneficial effects that: the invention adopts a mode of placing the pull ring on the top, so that the discharging speed of the cap is not different from that of the traditional crown cap, (the fastest discharging can be up to 3000/min), the invention can adapt to any crown cap filling line in the market, and does not need to carry out any modification, and the invention has no difference from the crown cap in the processes of equipment and efficiency, capping mode and pressure resistance value, and filling finished product circulation and packaging in the production of molding pads, fingers can easily extend in by lifting the pull ring at an angle of 45 degrees, and the thumb supports the outer edge of the cap to form a fulcrum to immediately enter a stable opening state.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a partial view of the present invention.

Description of the parts: 1. lid, 2, pull ring, 3, spill and draw the precut, 4, tear the nick, 5, pull rod, 6, draw portion, 7, inner circle, 8, incision edge fillet, 9, incision top fillet.

Detailed Description

For a better understanding and appreciation of the invention, it will be further described below in connection with the accompanying drawings: a bottle cap for opening a beer bottle in a pull ring type comprises a cap body 1 and a pull ring 2, wherein when the pull ring 2 is lifted at an angle of 45 degrees, a lifting part 6 is driven to enable a tearing precut 3 to be stressed and quickly deformed, so that a tearing scribed line 4 on the inner side of the cap body 1 is quickly torn, the side wall of the cap body 1 loses coating clamping force on a bottle opening after a certain area is lost, the cap body 1 is separated from a bottle body along with the lifting part 6, the quick bottle opening of the easy-to-pull bottle is realized, the structure can quickly open the bottle without any bottle cap opening tool, in addition, because the tearing precut 3 and the tearing nick 4 with the width of 0.4mm and the depth of 0.6mm are effectively connected at the edge part of the cap body 1, when the lifting part 6 is torn, the edge of the cap body 1 starts to tear the tearing nick 4 from the tearing nick 3, the tearing at other parts of the cap body 1, meanwhile, the overlapping connection part of the lifting part 6 and the edge of the cap body 1 is, the overlapped joint of the edges of the lifting part 6 and the cover body 1 adopts circular arc transitional connection, so that the internal stress and the fatigue strength of the joint of the edges of the lifting part 6 and the cover body 1 are reduced, the tearing caused by stress is avoided, and the tearing of the cover body 1 along the tearing nick 3 is ensured during bottle opening.

The pull ring 2 is in a circular design, a unique top placing mode is adopted, the advantages are brought into play in the automatic production and use of the cap, the original beer filling line can be used without any modification, and the problems that the difficulty coefficient of discharging is high, the efficiency is low, the cost is high, the filling line needs to be modified and the like in the automatic production and use of pull ring caps in other forms are perfectly solved. The outer diameter is the design of 23mm 19 mm's of internal diameter pull ring, and the cross-section is oval tubular design, improves the comfort level of finger when carrying and draw, avoids the finger to be drawn painful. The 19mm super large internal diameter design can adapt to different countries people's finger and easily stretch into, and the mode of opening is simple, only needs to go deep into the snap ring with the forefinger, and the thumb supports 1 edge formation fulcrum of lid, then the forefinger exerts oneself, and the bottle lid is light steadily opened.

The tearing pre-cut 3 is designed to be 3.5-4.5 teeth on the left and right sides of the center of the lifting part, the width is 0.4mm, the depth is 0.6mm, the most labor-saving lifting position is obtained through repeated calculation and experiments, R0.2 at the top of the tearing pre-cut 3 and the edge part of the cover body 1 are R0.4 transition fillets, so that the smooth cambered surfaces are exposed on any edge part of the cover body 1 after the cover body 1 is torn along the tearing nick 4 by the lifting part 6, sharp corners can not occur, hands are prevented from being cut, and the opening safety is improved.

Carry 6 both sides of portion of pulling, the 3 top central points of incision are upwards to the top fillet from tearing 3 of tearing nicks of internal top bight portion of lid 1, then extend fillet circular arc bilateral symmetry and extend to the lid more than 1 semicircle, carry the tear nick symmetric extension of 6 both sides of portion of pulling when carrying and open, make the progressively grow of lid 1 tear portion size, it increases to be torn apart from partial area to make on the 1 lateral wall of lid, it breaks away from the bottle to have guaranteed to carry 6 automatic backs of portion of pulling 1 tearing of portion of pulling, it becomes the cambered surface form state to have guaranteed to tear the section, avoid appearing the injury of sharp-pointed portion to the people's hand, simultaneously can also greatly reduced the required power of tearing, the bottle lid surface arbitrary position that takes off is all slick and sly, the security of retrieving.

Tearing nick 4 unique built-in mode, the atress is more reasonable when tearing the fracture, makes to open more easily, has guaranteed 1 surperficial anticorrosive coating's of lid integrality simultaneously for lid 1 can not rust and the outward appearance is more pleasing to the eye simultaneously.

The connecting parts of the edges of the cover body 1, the pull rod 5 and the lifting part 6 are in a trapezoidal structure, the width of the upper part is 9.24mm, the width of the lower part is 14.26mm, the lifting part 6 and the cover body 1 are provided with connecting parts with three tooth widths, the connecting strength of the lifting part 6 and the cover body 1 is fully ensured, the span of three teeth provides the best stress angle for tearing the primary tearing of the pre-cut, and the lifting opening is easier.

Carry portion 6 and lid 1, pull ring 2 and be tinplate integrated into one piece structure, 1 marginal formation of lid is used for 21 fold skirts of being connected with the bottleneck lock, adopt 0.23mm tinplate material production bottle lid, the shirt rim that forms through the fold realizes lock sealing connection with the bottleneck under the effect of peripheral squeezing force, the convenience that pull ring 2 has improved the bottle lid installation is placed at the top, bottle lid material cost and gland cost have been reduced, and because the rationality and the unique anticorrosive treatment of its material and preparation technology, it can guarantee to be connected with the inseparable lock of bottleneck, be convenient for tear simultaneously, can not appear rustting, can keep aesthetic property and leakproofness for a long time.

The protruding arc structure of 1 top inner circle 7 of lid, protruding 0.5 mm's arc structure for pull ring 2 and 1 top of lid form a plane, can make efficiency improve in the automated production like this, need not reform transform current filling line during the use, can share a filling line with crown cap, the R180mm arc structure of 1 top inner circle 7 of lid, make lid and bottleneck lock connect the back, because internal pressure makes inner circle 7 receive ascending power, can make 21 folds and bottleneck lock power increase like this, thereby the leakproofness of lid and bottleneck has been improved.

1 surface coating of lid has the anti-rust paint layer, and the coating of anti-rust paint layer surface has food level paint coating, adds anti-rust treatment through taking double-deck paint, and the corrosion phenomenon can not appear in 1 edge of lid after long-time storage after the high temperature disinfection is handled to the bottle lid, and 1 internal surface of lid has food level PE to seal up, makes food level paint coating and the interior liquid of bottle not take place direct contact, ensures food safety, avoids damaging the human body and will well.