CN2712818Y

CN2712818Y - Easily opened type bottle cap

Info

Publication number: CN2712818Y
Application number: CN 200320101587
Authority: CN
Inventors: 孙德山
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-10-29
Filing date: 2003-10-29
Publication date: 2005-07-27
Anticipated expiration: 2013-10-29

Abstract

The utility model provides an easily opened type bottle cap which is characterized in that a sealing gasket and a thin metal disc provided with a spherical drop pit, or a plastic cap plug provided with the spherical drop pit is assembled in a packaging cap provided with an integrated drawing ring and two pre-torn nicks. The skirt edge of the cap is in the cylindrical form; the drawing ring is arranged on the center of the upper surface of the bottle cap; one to three annular ribs are punched around the drawing ring on the plane with the trademark of a user to increase the artificial difficulty; the easily opened type bottle cap has strong anti-counterfeiting function because the easily opened type bottle cap with difficult process can not be used repeatedly; The outer edge of the drawing ring which is provided with an inner bore is in a circle; one half of the inner bore is elliptical to be close to the connecting part between the drawing ring the cap body, and the other is in a circle, increasing the area and the connection strength of the connecting part between the drawing ring and the cap body. As a result, the hidden danger of the break of the junction between the drawing ring and the cap body are thoroughly eliminated, and the opening is more reliable. The utility model which has simple structure and low cost is suitable for packing the beer, soda water, paper-bound white wine, soy sauce, vinegar, etc.

Description

Easily opened bottle cap

Affiliated technical field

The utility model relates to a kind of bottle cap, especially the easily opened bottle cap that can conveniently open.

Background technology

At present, known a kind of one draw ring and two easily opened bottle caps of tearing indentation in advance of having, its advantage is: need not change the shape of bottle (bottle neck), it is convenient to open, saving in material.Coming but fail to promote always, is because have the following disadvantages: 1, crown easily opened bottle cap, and anti-counterfeiting performance is still relatively poor; 2, as its name suggests, easily opened bottle cap need not just can conveniently be opened by any instrument, in case the unlatching failure can cause bigger inconvenience to the user again.That is to say the easily opened bottle cap that antiforge function is strong more, its unlatching reliability just must be high more, even we can say and must reach absolutely just with practical value.Because the restriction of bottle cap area, draw ring must be made lessly and be thinner, and draw ring and lid junction are easy to produce fracture, is to cause the maximum hidden danger of opening failure.

Summary of the invention

In order to overcome above deficiency, the ability utility model provides a kind of easily opened bottle cap, not only need not change the shape of bottle (bottle neck), it is convenient to open, saving in material, and cost is low, and antiforge function is stronger, has eliminated the hidden danger that draw ring and lid junction are easy to generate fracture, opens more reliable.

The technical scheme that its technical matters that solves the utility model adopts is: having one draw ring and two a thin metal disk and packing seals that have the sphere pit of cap the inside assembling of tearing indentation in advance, the easily opened bottle cap of composition.The shirt rim of cap is a cylindrical shape, draw ring is in the central authorities of cap upper surface, around draw ring, be printed on the plane of user's trade mark, punching out one to three road annular muscle, promptly strengthen the cap draw ring intensity on plane on every side, solved the technical matters in the course of processing again, more can increase imitated person's emulation difficulty.This kind easily opened bottle cap in use, is that it is covered on bottle neck, along bottle neck groove rolling beading, it is hung on the bottle neck securely.During unlatching, provoke draw ring, bottle cap is torn removed along tearing indentation in advance with hand, do not have reusable may.Add that cap has certain degree of difficulty in processing.Make it have stronger antiforge function.The outer rim of draw ring is rounded, endoporus: at half ovalize close and the lid connecting bridge, second half is rounded, has strengthened the area and the Joint strenght of draw ring and lid connecting bridge.Can thoroughly eliminate the hidden danger of draw ring and lid junction fracture.The interior outer rim of draw ring all has flange, has increased the intensity of draw ring, can also avoid scratching finger.

The beneficial effects of the utility model are, need not change the shape of bottle (bottle neck), and it is convenient to open, open reliable, simple in structure, saving in material, cost is low, and is false proof.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the longitudinal diagram of first embodiment of easily opened bottle cap.

Fig. 2 is cap figure among Fig. 1 and Fig. 6.

Fig. 3 is thin metal disk and packing seal figure among Fig. 1.

Fig. 4 is the vertical part sectional view after the encapsulation.

When Fig. 5 is unlatching, pre-pressure release scheme drawing.

Fig. 6 is the longitudinal diagram of second embodiment of easily opened bottle cap.

Fig. 7 is Plastic bottle plug figure among Fig. 6.

Fig. 8 is the vertical part sectional view after the encapsulation.

Fig. 9 is a bottle stopper beyond the Great Wall, reseals scheme drawing.

1. caps among the figure, 2.1 thin metal disks, 2.2 Plastic bottle plugs, 3. packing seal, 4. annular muscle, 5. draw ring, 6. draw ring endoporus circular portion, the 7. oval part of draw ring endoporus, 8 and 9. tear indentation in advance, 10. draw ring and lid bonded assembly part, 11. the sphere pit on thin metal disk or the Plastic bottle plug, 12. bottle necks, 13. caps are at bottle neck groove rolling beading place, 14. pre-pressure release place in the unlatching beer process, the blade-like grommet type seals on 15. Plastic bottle plugs.

The specific embodiment

In Fig. 1, be equipped with thin metal disk (2.1) and the packing seal (3) that seals in cap (1) the inside, form easily opened bottle cap.Be specially adapted to resemble beer, carbonated drink etc. and have certain requirements the packing of disposable consumable articles to false proof, explosion-proof.

In Fig. 2, a draw ring that is connected as a single entity with lid (5) is arranged in the central authorities of cap (1) upper surface.The inside and outside edge of draw ring all has flange, has promptly strengthened the intensity of draw ring, can avoid scratching finger again.The outer rim of draw ring is rounded, inner edge is at half (7) ovalize near the part that links to each other with lid, second half (6) are rounded, endoporus is near the shape of finger, strengthened the be connected area of draw ring, avoided causing draw ring and lid junction because draw ring must be made carefullyyer with lid connecting bridge (10), Joint strenght is broken inadequately, causes and opens failure.Plane upper punch around draw ring is shaped on one to three road annular muscle (4), its role is to: 1. the intensity that increases the cap upper surface; 2. for improving productive capacity, ought to make the draw ring moulding earlier, carry out lid blanking drawing and forming again.The annular muscle can avoid lid in the drawing and forming process, because draw ring partly is the equal of a circular hole, the material around the draw ring must outwards slide, and causes the failure of lid drawing and forming; 3. cap is before processing, printed user's trade mark earlier, and punching out one to three road annular muscle on trade mark has increased tamperer's emulation difficulty.Add to encapsulate and be stamped certain difficulty of processing and disposable characteristics, make this kind bottle cap have stronger antiforge function.Article two, tear an end of indentation (8) and (9) in advance, arise from two junctions of draw ring and lid respectively, (8) the other end (descends) other end of edge, (9) to (descending) 4 to 8 millimeters at edge to locate (according to the height decision of bottle cap) outside lid outside bottle cap, when tearing lid, article one, all tear (8), article one, (9) are torn outer 4 to 8 tip of a hair places, (descending) edge of distance cap and are stopped, and can remove together with the lid that is torn.

In Fig. 3, there is a sphere pit (11) in the central authorities at thin metal disk (2.1), and the diameter of pit is gone up the external diameter of draw ring (5) greater than cap (1).When cap and thin metal disk are assembled together, guarantee the downward flange of draw ring, in sphere pit (11), to open constantly, finger can stretch in the draw ring easily.The degree of depth of pit should be when pressing above safe pressure in the beer, can make thin metal disk produce distortion, and the top is split and torn the indentation pressure release in advance, can play explosion-proof.Packing seal (3) is at the reverse side of sphere pit.The edge of thin metal disk is without turn-ups.

In Fig. 4, below the cap (1) thin metal disk (2.1), be packing seal (3) below again, with well sealing of bottle neck (12).Groove (13) at bottle neck is located, and rolling beading is hung cap securely and is enclosed on the bottle neck.Cap can be processed into different height in 7 to 22 millimeters scopes.

In Fig. 5, during unlatching, when the cap lid being torn the moment that surpasses thin metal disk (2.1) edge, under the effect of interior pressure, the edge (14) of thin metal disk exposed portions serve produces distortion, realizes the pre-pressure release of moment of opening process, can avoid tearing quick-fried wound finger in the bottle cap process.

In Fig. 6, also can assemble the Plastic bottle plug (2.2) that seals in cap (1) the inside, form easily opened bottle cap.Be specially adapted to resemble plainly-packed liquor, soy sauce, vinegar etc. and have relatively high expectations, still need seal the packing of the article of preservation after the unlatching false proof.

In Fig. 7,, a sphere pit (11) is arranged in the central authorities of Plastic bottle plug (2.2) upper surface.The diameter of pit is gone up the external diameter of draw ring (5) greater than cap (1).When cap and Plastic bottle plug are assembled together, guarantee the downward flange of draw ring, in sphere pit (11), to open constantly, finger can stretch in the draw ring easily.On the cylindrical outer surface of Plastic bottle plug tubular, two to three road blade-like annular seal circles (15) are arranged.Its external diameter is greater than the internal diameter of bottle neck (12).In bottle stopper injected bottle neck, seal ring produced micro-deformation with the bottle neck internal diameter, can play good sealing effectiveness.

In Fig. 8, Plastic bottle plug (2.2) injects in the bottle neck (12), and cap (1) encases bottle neck and Plastic bottle plug, locates at the groove (13) of bottle neck, and rolling beading, cap are hung securely and be enclosed on the bottle neck.Cap can be processed into different height in 7 to 22 millimeters scopes.

In Fig. 9, Plastic bottle plug (2.2) is inserted in the bottle neck (12) again, liquor etc. can seal preservation again well.

Claims

1, a kind of easily opened bottle cap, tear a thin metal disk (2.1) and packing seal (3) that has the sphere pit of the cap of indentation (1) the inside assembling in advance having one draw ring and twice, perhaps assemble a Plastic bottle plug (2.2) that has the sphere pit, it is characterized in that: on cap (1), on draw ring (5) plane that is printed on user's trade mark on every side, punching out has one to three road annular muscle (4); The inside and outside edge of draw ring (5) all has flange, and outer rim is rounded, inner edge near with half (7) ovalize of lid bonded assembly, second half (6) are rounded.

2, according to the described easily opened bottle cap of claim 1, it is characterized in that: two ends of tearing indentation (8) and (9) in advance arise from two junctions of draw ring and lid respectively, wherein the other end of (8) (descends) edge outside lid, and the other end of another (9) arrives apart from outer 4 to the 8 millimeters places, (descending) edge of lid.

3, easily opened bottle cap according to claim 1 is characterized in that: approach the diameter of the sphere pit (11) of metal disk (2.1) central authorities, go up the external diameter of draw ring (5) greater than cap (1).

4, easily opened bottle cap according to claim 1, it is characterized in that: at the diameter of the sphere pit (11) of Plastic bottle plug (2.2) upper face center, go up the external diameter of draw ring (5) greater than cap (1), on the cylindrical outer surface of bottle stopper tubular, the seal ring (15) of two to three road external diameters greater than bottle neck (12) internal diameter, blade-like, annular arrangement arranged.