CN2767356Y

CN2767356Y - Screw type long orifice easy-to-draw bottle cap

Info

Publication number: CN2767356Y
Application number: CN 200520039261
Authority: CN
Inventors: 马鸿飞
Original assignee: Lu Meiqin
Current assignee: Lu Meiqin
Priority date: 2005-01-26
Filing date: 2005-01-26
Publication date: 2006-03-29
Anticipated expiration: 2015-01-26

Abstract

The utility model discloses a screw type long orifice easy-to-draw bottle cap, which comprises a bottle cap body and a draw ring. The draw ring can be rotated corresponding to the plane of the cap top in the way that the plane of the cap top is provided with a long orifice of which the included angle alpha is from 2 DEG to 60 DEG, and the arrangement of the draw ring is improved in order for conveniently drawing up. The purpose that the drawing force of the bottle cap is reduced is achieved. The screw type long orifice easy-to-draw bottle cap has the advantages that the opening force of the easy-to-draw bottle cap is reduced and is relieved by more than 74 percents compared with the conventional opening force. The purpose that the bottle cap is opened easily and conveniently is authentically realized under the condition that any opening tool is not provided, and the product marketization is propelled. In addition, because the geometric shape and the basic size of a traditional crown-shaped bottle cap is reserved by the utility model, filling production line equipment for producing beverages such as the beer, the soda water, etc., does not need to be changed for manufacturers. The production cost of an enterprise can not be increased, and the technological development of the industry and the market boom are facilitated.

Description

The rotating length easy-open bottle lid of beginning to speak

Technical field

The utility model relates to a kind of easy-open bottle lid, specifically is applicable to the employed easy-open bottle lid of crown shape bottle cap of drinks, beverage etc.

Background technology

At present, existing crown shape bottle cap majority adopts zinc-plated or metallic materials such as Tinfree Steelor TFS (band) and aluminum alloy are made, comprise draw ring on its structure, bottle cap, bottle cap is provided with indentation, the draw ring riveted and fixed on bottle cap, pull-up draw ring during use, the part bottle cap of bottle cap body is drawn back along indentation, thereby whole bottle cap is opened.The design-calculated key point of this type of bottle cap is: will guarantee that at first bottle cap is withstand voltage, prevent spreading under the inside transient pressure of bottle cap liquid in bottle; Its less important user of convenience opens bottle cap, reach need be as far as possible little power can open the purpose of bottle cap.Both often can not guarantee simultaneously that what therefore existing bottle cap generally adopted is to give up the mode that the latter promptly reduces crack force.

Therefore, existing crown shape easy-open bottle lid is improved, design a kind of resistance to pressure that promptly can guarantee bottle cap, be convenient to again open, the easy-open bottle lid that crack force is little becomes the technical matters that this area designer presses for solution.

Summary of the invention

Technical problem to be solved in the utility model is that existing crown shape easy-open bottle lid is improved, and provides a kind of crack force easy-open bottle lid little, easy to use, to overcome the above-mentioned defective that existing bottle cap exists.

The utility model is such design, utilizes the maximum usable range of the pairing inwall of draw ring of caping, cuts Yi Changkou, and when one timing of long mouthful length, the crack force of bottle cap and its corner dimension are functional relations.The crack force that is bottle cap increases with angle α; Otherwise the more little crack force of angle is more little.

The technical scheme of the utility model technical solution problem is as follows:

A kind of rotating length easy-open bottle lid of beginning to speak, comprise that the caping plane has the crown shape bottle cap body and the draw ring of skirt tooth for circular and periphery, described caping plane is provided with begins to speak, described draw ring riveted and fixed is on the caping plane, it is characterized in that, described beginning to speak is easy-to-draw groove, comprise first linear portion that a bit extends to crown shape skirt tooth bottom margin from the caping plane, acutangulate bonded assembly with first linear portion and extend second linear portion on caping plane and the one section arc that is connected with second linear portion, the scope of angle α is 2 °≤α≤60 ° between described first linear portion of beginning to speak and second linear portion, described first linear portion is connected at intersection point place circular arc with second linear portion, the riveting point of described draw ring and opening of beginning to speak a little are positioned at circular arc place circle centre position, draw ring is rotating to be riveted on the caping plane, but the scope of the swing angle β on the relative caping of draw ring plane is 0＜β＜360 °, described length of beginning to speak is greater than the radius D/2 of shirt rim bottom margin circumference, less than the radius D/2 sum of the radius d/2 and the shirt rim bottom margin circumference of caping circular flat.

The length L of wherein beginning to speak is the length of first linear portion, promptly from the starting point of first straight line along the distance of first linear portion to skirt tooth bottom margin, i.e. D/2＜L＜(D+d)/2.

By above disclosed technical scheme as can be known, the utility model is compared with existing bottle cap and is had following advantage:

1. the crack force of easy-open bottle lid is reduced, will alleviate more than 74% than the crack force of routine.Can not be with under any unlatching apparatus situation, really realize convenient easily purpose of opening bottle cap, advance product marketization.

2. but use the swing angle of draw ring, reduce the pulling-off force of bottle cap: adjustment (adjusting) lever fulcrum predetermincd tension f in 10KN＜f≤750KN scope, makes the pulling-off force of bottle cap transfer to minimum but adjust swing angle in case of necessity.

3. because the utility model has kept the geometric configuration and the leading dimensions of traditional crown shape bottle cap, for maker, need not change the filling pipeline equipment of beverages such as original production beer, carbonated drink, not only can not increase the productive costs of enterprise, and help the technical development of the sector, be beneficial to the flourish the market.

4. the utility model also has antiforge function and certain explosion-proof.

Description of drawings

Fig. 1 is the utility model elevational cross-sectional view

Fig. 2 is an embodiment birds-eye view of the present utility model;

Fig. 3 is a bottle cap body birds-eye view embodiment illustrated in fig. 2;

The specific embodiment

Engage accompanying drawing below and further specify the specific embodiment of the present utility model.

Referring to Fig. 1～Fig. 3, the rotating length of the utility model easy-open bottle lid of beginning to speak, comprise that the caping plane has the crown shape bottle cap body 1 and the draw ring 2 of skirt tooth for circular and periphery, described caping plane is provided with begins to speak 3, described draw ring 2 riveted and fixed are on the caping plane, describedly begin to speak 3 for easy-to-draw groove, comprise first linear portion 4 that a bit extends to crown shape skirt tooth bottom margin from the caping plane, acutangulate bonded assembly with first linear portion and extend second linear portion 6 on caping plane and the one section arc 7 that is connected with second linear portion, the scope of angle α is 2 °≤α≤60 ° between described first linear portion 4 of beginning to speak and second linear portion 6, described first linear portion 4 is connected at intersection point place circular arc with second linear portion 6, the riveting point 8 of described draw ring and opening a little of beginning to speak 5 are positioned at circular arc place circle centre position, described draw ring 2 rotating being riveted on the caping plane, but the scope of the swing angle β on draw ring 2 relative caping planes is 0＜β＜360 °, described length L of beginning to speak is greater than the radius D/2 of shirt rim bottom margin circumference, less than the radius D/2 sum of the radius d/2 and the shirt rim bottom margin circumference of caping circular flat, i.e. D/2＜L＜(D+d)/2.

The scope of described angle α is preferential selects 2 °≤α≤45 °, preferably 2 °≤α≤30 °.

In order to make real the drawing back of beginning to speak of bottle cap, comprise 6 skirt teeth between the terminal point of first linear portion 4 and the arc 7 of beginning to speak.Promptly the starting point A from first linear portion comprises 6 skirt teeth to the terminal point B of arc 6.

As preferred implementation of the present utility model, described begin to speak open a little 5 and the line in the top cover circular flat center of circle between the angle α of two sections straight lines of beginning to speak.Described caping plane is by the draw ring cover part certain depth that caves inward, and the recessed degree of depth is the thickness of draw ring, is the plane thereby make the upper surface of whole bottle cap.

The draw ring initial position of the utility model easy-open bottle lid with begin to speak direction in the same way, during use, must pull-up draw ring, draw ring is rotated to along the riveting point and the opposite direction of beginning to speak, thereby can draw back begin to speak (shown in the dotted portion among Fig. 2) of bottle cap easily.

For after making whole crown lid fit on draw ring, the ring power that rises of draw ring reduces to minimum (gently) in addition, can be by adjusting two inside and outside fillet R of draw ring ₁, R ₂Realize, as 1mm≤R ₁During＜8mm, 0≤R ₂＜12mm, thus made ring power reach minimum degree.

The above is the utility model preferred embodiment only, is not to be used for limiting the utility model practical range.All equalizations of being done according to the utility model scope change and modify, and are the utility model and contain.

Claims

1. rotating length easy-open bottle lid of beginning to speak, comprise that the caping plane has the crown shape bottle cap body and the draw ring of skirt tooth for circular and periphery, described caping plane is provided with begins to speak, described draw ring riveted and fixed is on the caping plane, it is characterized in that, described beginning to speak is easy-to-draw groove, comprise first linear portion that a bit extends to crown shape skirt tooth bottom margin from the caping plane, acutangulate bonded assembly with first linear portion and extend second linear portion on caping plane and the one section arc that is connected with second linear portion, the scope of angle α is 2 °≤α≤60 ° between described first linear portion of beginning to speak and second linear portion, described first linear portion is connected at intersection point place circular arc with second linear portion, the riveting point of described draw ring and opening of beginning to speak a little are positioned at circular arc place circle centre position, draw ring is rotating to be riveted on the caping plane, but the scope of the swing angle β on the relative caping of draw ring plane is 0＜β＜360 °, described length of beginning to speak is greater than the radius D/2 of shirt rim bottom margin circumference, less than the radius D/2 sum of the radius d/2 and the shirt rim bottom margin circumference of caping circular flat.

2. the rotating length according to claim 1 easy-open bottle lid of beginning to speak is characterized in that, the scope of described angle α is 2 °≤α≤45 °.

3. the rotating length according to claim 2 easy-open bottle lid of beginning to speak is characterized in that, comprises 6 skirt teeth between the terminal point of described first linear portion and the arc of beginning to speak.

4. according to each described rotating length of claim 1 to 3 easy-open bottle lid of beginning to speak, it is characterized in that, described begin to speak open a little and the line in the caping circular flat center of circle between the angle α of two sections straight lines of beginning to speak.

5. the rotating length according to claim 4 easy-open bottle lid of beginning to speak is characterized in that, described caping plane is by the draw ring cover part certain depth that caves inward, and the recessed degree of depth is the thickness of draw ring.