CN201334170Y

CN201334170Y - Bottle cap

Info

Publication number: CN201334170Y
Application number: CNU2008202051686U
Authority: CN
Inventors: 陈卫东
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-15
Filing date: 2008-12-15
Publication date: 2009-10-28
Anticipated expiration: 2018-12-15

Abstract

The utility model discloses a bottle cap, in particular to a bottle cap with good seal property, high versatility and high safety coefficient, which comprises a cap body (1), a thread (4) formed on the inside wall of the cap body (1), a ring-shaped inner stopper (6) arranged at the inner top of the cap body (1), and a ring-shaped laminated sheet (7) arranged on the edge of the inside wall or the top of the cap body (1), wherein the laminated sheet (7) is arranged at a certain angle with respect to the inside wall or the top of the cap body (1). The bottle cap has the characteristics of good seal property, good versatility and high safety coefficient, and is widely applied in the field of packaging of foods, drugs and health products, such as alcoholic beverages, soft beverages and oral solutions.

Description

A kind of bottle cap

Technical field

The utility model relates to a kind of bottle cap.

Background technology

Raising day by day along with the people's living standard and the level of consumption, all kinds of food and drink industries are rapidly developed, the beverage of Chu Xianing, drinks and health products etc. are of a great variety in the market, the packing of these products is very important rings, people are more and more higher to the packaging quality and the security requirement of these products, wherein bottle cap also is vital as an annelet in the packing for guaranteeing product design and moulding the new product individual character.Development along with product, demand to bottle cap constantly increases, wide market has attracted numerous businessmans to add the ranks of " system lid ", competition in the industry is more and more fierce, many producers all release new production technology and equipment, make lid maker tool and bottle cap production technology comprise that Tool and Die Technology is enhanced, yet the bottle cap that prior art is produced can not satisfy people's operating needs, technology innovation is undoubtedly the power of bottle cap development.

Bottle cap mainly contains leak tightness, safety, commonality etc. as the part of packing to its requirement.At present, the bottle cap that uses on the market mainly contains plug-in bottle cap and stacked bottle cap, and these two kinds of bottle caps exist defective separately.Wherein stacked bottle cap is in the difficult guarantee of seal aspect, particularly when the bottleneck defectiveness, bottle cap cooperates tight ness rating not good enough with bottleneck, and gas or liquid leak easily in the bottle, influence product design, or outside air, moisture infiltrate easily in the bottle product in the bottle are damaged; By contrast, the plug-in bottle cap is better in the seal aspect effect, but its safety is relatively poor, in use has inconvenience, when interior plug in the bottle cap and bottleneck interference fit, deformation takes place in interior plug, and bottleneck is produced pressure, makes bottle cap quite firm with cooperating of bottleneck, be difficult to during use bottle cap is separated with bottle, need the bigger strength can twist-off closure, and for the thin user of relative power, as child, Ms or hinder the patient will to turn on firm bottle cap then more difficult; If what adorned in the bottle is that soda such as cola, Sprite or other are can produce more atmospheric material the time, firmly turn on the bottle cap of plug-in, that time that interior plug separates with bottleneck, anticyclonic pressure abrupt release in the bottle, " quick-fried lid " phenomenon then may occur, promptly lid is flown even occurs injuring the dangerous situation of the person by bullet.In addition, also there is the relatively poor defective of commonality in above-described stacked and bottle cap plug-in, at present, the Packaging Bottle of a lot of beverage bottles, bottle and health products on the market, most thermoforming process that adopt, the bottleneck size error is difficult to realize higher accuracy more greatly, and size bottleneck devious is difficult to carry out good cooperating with above-mentioned two kinds of bottle caps.It more than is the existing technological deficiency of bottle cap of the prior art.

The utility model content

Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides that a kind of leak tightness is strong, highly versatile, bottle cap that safety factor is high.

The technical scheme that the utility model adopted is: the utility model comprises lid, described lid madial wall is provided with screw thread, described screw thread matches with the outside thread of bottleneck, described lid inner top is provided with plug in the ring-type, the position, edge at described lid madial wall or top is provided with the ring-type lamination, and described lamination and described lid madial wall or top are at angle.The skirt section of described lid is provided with the connecting bridge of interruption, described connecting bridge is following to be anti-theft ring, described anti-theft ring inboard is provided with antitheft tooth, during use, bottle cap is turned on, fracture separates described lid at described connecting bridge place with described anti-theft ring, and the inboard antitheft tooth that is provided with of described anti-theft ring and the antitheft button fastening of bottle neck make described anti-theft ring stay bottle neck.

The screw thread of described lid madial wall setting is the discontinuous screw thread, gas in the more favourable discharging bottle in gap between the described discontinuous screw thread, thus safety further improved, and satisfying under the prerequisite of operating needs, can reduce the materials of making bottle cap, reach the purpose that reduces production costs.

Described lid inner top also is provided with strengthening rib, and described strengthening rib is used to strengthen bottle cap intensity, and what particularly adorned in the bottle is soda such as cola, Sprite or other can produce more atmospheric material the time, and the enough intensity of bottle cap just seems particularly important; In addition, if adopt injection molding process to make bottle cap, then the middle part of described strengthening rib also can be used as cold slug well, the molten material that injects at first when being used for the condensation injection moulding and comparatively fast cool off, guaranteeing the quality of other key position injection mo(u)ldings, thereby ensure the total quality of product; If the employing moulding shaping process is made bottle cap then is not had cold slug well.

Described lid outer wall is provided with anti-slip tank, and described anti-slip tank is used to improve friction force, conveniently turns on or tighten bottle cap.

The beneficial effects of the utility model are: the top in its lid of bottle cap of the present utility model is provided with plug in the ring-type, and the madial wall of lid or top sides are provided with the ring-type lamination along the position, and lamination and described lid madial wall or top are at angle.During the encapsulation of bottle cap and bottle, the inboard interior plug interference fit with ring-type of bottleneck, interior plug pressurized generation elastic deformation, thus apply elastic force in the bottleneck madial wall, realize the sealing of bottleneck and fastening; Meanwhile, lamination also is subjected to the application force of bottleneck and elastic deformation takes place, and the screen resilience of lamination puts on bottleneck upper end and lateral wall as antagonistic force, realizes the further sealing of bottleneck.Because bottleneck madial wall, lateral wall and upper end all are stressed, make it stressed than balance, thereby make bottle cap to turn on like a cork, and, in twist-off closure, connecting bridge between lid and the anti-theft ring ruptures gradually, and in the course of action of twist-off closure, the gas in the bottle is from interior plug, shed in the slit of lamination and bottleneck, reduce the air pressure in the bottle gradually, yet plug does not separate with the bottleneck inwall in this moment, stops effectively that still the liquid in the bottle overflows from bottleneck, has realized thus under the not excessive prerequisite of liquid, the gas of bottle inner high voltage gradually sheds, avoid high pressure gas moments to break out out, effectively improved safety, along with the continuation of screw capping action, high pressure gas fully discharge, remove " quick-fried lid " danger, the connecting bridge between lid and the anti-theft ring all disconnects, and the safety hit uncork is covered smoothly thus.Because Nei Sai sends out into elastic deformation with lamination, thereby form a resilience interval, elastic force can useful effect in its resilience interval in madial wall, lateral wall and the upper end of the bottleneck that has dimensional discrepancy, reduced accurate requirement to bottleneck size, improved the commonality of bottle cap.

The screw thread of the lid madial wall setting in the utility model is the discontinuous screw thread, gas in the more favourable discharging bottle in gap between the screw thread, thus safety further improved, and satisfying under the prerequisite of operating needs, can reduce the materials of making bottle cap, reach the purpose that reduces production costs.

The lid inner top is provided with strengthening rib, can effectively strengthen bottle cap intensity, ensures the effective encapsulation at anticyclonic pressure lower bottle cap and bottle.The strengthening rib middle part is a cold slug well, injects at first when being used for the condensation injection moulding and the very fast molten material of cooling, guaranteeing the quality of other key position injection mo(u)ldings, thereby ensures the total quality of product.The lid outer wall is provided with anti-slip tank, can improve friction force, helps to turn on or tighten bottle cap.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a front view of the present utility model;

Fig. 3 is the A-A cutaway view of the utility model Fig. 2;

Fig. 4 is the B place enlarged drawing of the utility model Fig. 3;

Fig. 5 is a running condition cutaway view of the present utility model;

Fig. 6 is the C place enlarged drawing of the utility model Fig. 5.

The specific embodiment

As Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, the utility model comprises lid 1, described lid 1 madial wall is provided with screw thread 4, described screw thread 4 matches with the outside thread of bottleneck, described lid 1 inner top is provided with plug 6 in the ring-type, described lid 1 madial wall or top sides are provided with ring-type lamination 7 along the position, described lamination 7 and described lid 1 madial wall or top are at angle.When bottle cap and bottle encapsulation, interior plug 6 interference fit of bottleneck inboard and described ring-type, plug 6 pressurized generation elastic deformations in described, thereby apply elastic force in the bottleneck madial wall, realization is to the sealing of bottleneck and fastening, and meanwhile, described lamination 7 also is subjected to the application force of bottleneck and elastic deformation takes place, the screen resilience of described lamination 7 puts on bottleneck top and lateral wall as antagonistic force, realizes the further sealing of bottleneck; And when twisting the lid off, because bottleneck madial wall, lateral wall and upper end all are stressed, make it stressed than balance, thereby make bottle cap to turn on like a cork, need not spend too great strength, because elastic deformation takes place with described lamination 7 in plug 6 in described, form a resilience interval, elastic force can act on madial wall, lateral wall and the upper end of the bottleneck that has dimensional discrepancy effectively in the resilience interval, reduced the accurate requirement to bottleneck size, has improved the commonality of bottle cap.The skirt section of described lid 1 is provided with the connecting bridge 3 of interruption, described connecting bridge is anti-theft ring 2 below 3, described anti-theft ring 2 inboards are provided with antitheft tooth 5, in twist-off closure, described connecting bridge 3 between described lid 1 and the described anti-theft ring 2 ruptures gradually, in the course of action of twist-off closure, gas in the bottle is filled in described 6, shed in the slit of described lamination 7 and bottleneck, reduce the air pressure in the bottle gradually, plug 6 did not separate with the bottleneck inwall in yet this moment was described, stop effectively that still the liquid in the bottle overflows from bottleneck, has realized under the not excessive prerequisite of liquid the gas of bottle inner high voltage that sheds gradually thus, avoid high pressure gas moments to break out out, effectively improved safety, along with the continuation of screw capping action, high pressure gas fully discharge, connecting bridge 3 between described lid 1 and the described anti-theft ring 2 all disconnects, the safety hit uncork is covered smoothly thus, and the antitheft tooth 5 that described anti-theft ring 2 is provided with and the antitheft button fastening of bottle neck make described anti-theft ring 2 stay bottle neck; Also can be according to the design of environmental protection bottle cap, when twist-off closure, antitheft tooth 5 between described lid 1 and the described anti-theft ring 2 does not all disconnect, wherein a part of described connecting bridge 5 still makes described lid 1 be connected with described anti-theft ring 2, when twist-off closure, described anti-theft ring 2 is together deviate from described lid 1.Bottle is different with the material of bottle cap, so the described lid 1 of bottle cap can favourable classification carry out the environmental protection recovery with anti-theft ring 2 whole bottles that break away from.

The screw thread of described lid 1 madial wall setting is the discontinuous screw thread, gas in the more favourable discharging bottle in gap between the described discontinuous screw thread, thus safety further improved, and satisfying under the prerequisite of operating needs, can reduce the materials of making bottle cap, reach the purpose that reduces production costs.

Described lid 1 inner top also is provided with strengthening rib 8, described strengthening rib 8 can be made difformity, described strengthening rib 8 is used to strengthen bottle cap intensity, when pressure in the bottle is big, what particularly adorned in the bottle is soda such as cola, Sprite or other can produce more atmospheric material the time, and the enough intensity of bottle cap just seems particularly important; Make bottle cap if adopt injection molding process, the middle part of then described strengthening rib 8 also can be used as cold slug well, inject at first when being used for the condensation injection moulding and the very fast molten material of cooling, guaranteeing the quality of other key position injection mo(u)ldings, thereby ensure the total quality of product; If the employing moulding shaping process is made bottle cap then is not had cold slug well.

Described lid 1 outer wall is provided with anti-slip tank 9, and described anti-slip tank 9 is used to improve friction force, conveniently turns on or tighten bottle cap, avoids making troubles to use because of skidding occurring.

The utlity model has that sealing is strong, highly versatile, safety coefficient high, but extensive use In the diet product such as drinks, beverage, oral liquid, medicine, and the packaging cover field of health products.

Claims

1, a kind of bottle cap, it comprises lid (1), described lid (1) madial wall is provided with screw thread (4), it is characterized in that: described lid (1) inner top is provided with plug (6) in the ring-type, described lid (1) madial wall or top sides are provided with ring-type lamination (7) along the position, described lamination (7) and described lid (1) madial wall or top are at angle.

2, a kind of bottle cap according to claim 1 is characterized in that: the screw thread (4) that described lid (1) madial wall is provided with is the discontinuous screw thread.

3, a kind of bottle cap according to claim 1 and 2 is characterized in that: described lid (1) inner top also is provided with strengthening rib (8).

4, a kind of bottle cap according to claim 1 and 2 is characterized in that: described lid (1) outer wall is provided with anti-slip tank (9).