CN2406953Y

CN2406953Y - Bottle lid with sealing chamber

Info

Publication number: CN2406953Y
Application number: CN 00222223
Authority: CN
Inventors: 尹健
Original assignee: XUELANG SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd GUIZHOU PROV
Current assignee: XUELANG SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd GUIZHOU PROV
Priority date: 2000-01-26
Filing date: 2000-01-26
Publication date: 2000-11-22
Anticipated expiration: 2010-01-26

Abstract

The utility model discloses a bottle cover with a sealing chamber. The utility model is composed of an upper cover, a lower cover, and an inner cylinder, wherein, the upper cover is provided with an internal thread; the upper section of the lower cover is provided with an external thread which is matched with the internal thread, and the middle part of the lower cover is provided with a pointed object; the upper section of the inner cylinder is provided with a soft edge which is sealed with the inner wall of the lower cover, and the lower end of the inner cylinder is aluminum foil. The utility model has the advantages of simple structure, low cost, good tightness, and convenient and reliable operation, etc. Because twice sealing for the soft edge and the aluminum foil is adopted, dry powder which is stored in the inner cylinder can be stored for a long time without deterioration, so that the effective period of products can be prolonged. When a person wants to drink the solution in a bottle, the upper cover needs to be screwed open, the inner cylinder needs to be pressed, and the aluminium foil can be pierced by the pointed object, so that the dry powder in the cylinder can be mixed with the solution in the bottle.

Description

The bottle cap of band sealed chamber

The utility model belongs to a kind of bottle cap.

In fields such as beverage, medicine, chemical industry, some solution will separate with solute before use, just it is mixed in use, to reach the purpose of guaranteeing the quality.As mineral water beverage, exactly dry powder is left in the special bottle cap, just mix when drinking with mineral water.So both drinkable mineral water beverage to various tastes, but long preservation is never degenerated again.But because the defective in the bottle cap design makes this bottle cap in sealing, it is thorough that the comfort feature of unlatching, manufacturing and productive costs aspect are difficult to consider.

The purpose of this utility model is, a kind of good airproof performance is provided, and bottle cap simple in structure, easy to use is to address the above problem.

The utility model is to constitute like this: it is by loam cake (1), lower cover (2), and inner core (3) is formed, and loam cake (1) has negative thread (4), and the epimere of lower cover (2) has outside thread (5), cooperates with negative thread (4), and sharp shaped material (6) is arranged in the middle part of it; The epimere of inner core (3) has soft limit (7), and with lower cover (2) inner wall sealing, its lower end is aluminium foil (8).

The utility model compared with prior art has simple in structurely, and productive costs is low, good airproof performance, advantage such as easy to use and reliable.Owing to adopt soft limit and twice sealing of aluminium foil, the dry powder that leaves in the inner core can long preservation be never degenerated, thus the subject word that has prolonged product greatly.When drinking, the loam cake of outwarding winding is depressed inner core, and sharp shaped material punctures aluminium foil, and an interior dry powder is mixed with solution in the bottle.

Accompanying drawing 1 is a constructional drawing of the present utility model.

Embodiment of the present utility model: inner core (3) is inserted behind the dry powder with aluminium foil (8) sealing, put into lower cover (2) again, soft limit (7) and lower cover (2) inner wall sealing, sharp shaped material (6) is connected as a single entity with four ribs and lower cover (2); Loam cake (1) is screwed on the lower cover (2), again lower cover (2) is screwed on the bottleneck.

Claims

1, a kind of bottle cap with sealed chamber, it is by loam cake (1), lower cover (2), inner core (3) is formed, and it is characterized in that: loam cake (1) has negative thread (4), and the epimere of lower cover (2) has outside thread (5), cooperates with negative thread (4), and sharp shaped material (6) is arranged in the middle part of it; The epimere of inner core (3) has soft limit (7), and with lower cover (2) inner wall sealing, its lower end is aluminium foil (8).