CN2241121Y - Container vacuum seal cover - Google Patents

Abstract

The utility model relates to a vacuum sealing cover for a container, which comprises an air pumping barrel and a pressure discharging device. As long as the air pumping barrel is operated, the vacuum state of the container can be conveniently realized. As long as a rubber stopper on a pressure discharging hole is thumbed, the vacuum state is removed. The container has a perfecter function when used for preserving food, medicine, and precise elements and devices. The utility model whose structure can be designed into various specifications and various dimensions as required has the advantage of simple production process.

Description

Container vacuum seal lid

The utility model belongs to the protective cover technical field of container in the articles for daily use, is a kind of vacuum seal lid of container.

Therefore at present, the style of container lid is a lot, often makes an issue of on lid mouthful and seal ring and will reach the leak free effect, various seals has been arranged and locked the lid of clasp, as the photographic camera desicator etc., but must rely on dry anti fouling composition.Though can produce certain effect like this, on use and effect, also can improve, improve.

The purpose of this utility model is to provide a kind of good seal performance, internal tank can reach vacuum state, and container vacuum seal easy to use lid.

Accompanying drawing 1, container vacuum seal lid structural representation

1 pump bowl among the figure, 2 pump bowl handles, 3 seal rings, 4 aspirating holes, 5 pistons,

6 deflation holes, 7 deflation hole pistons

Accompanying drawing 2, container vacuum seal lid birds-eye view

6 deflation holes, 8, pressure relief vent among the figure

Accompanying drawing 3, container vacuum seal lid pressure relief vent structural representation

9 soft rubber balls, 10 captive nuts, 11 springs, 12 small embossments among the figure

Of the present utility model being characterised in that in the middle of lid is equipped with pump bowl 1, and pump bowl 1 can be by spiral shell Female be connected with lid, 2 times spent of pump bowl handle pull out, not the time spent can with the embedding of lid phase, still be Circular; The aspirating hole 4 of pump bowl communicates with internal tank, by the Free-flow of piston 5 control air Logical, the steam vent 6 of pump bowl 1 communicates with external container, controls air by steam vent piston 7 Free flow. Realize vacuum state in the container, only need operation pump bowl 1 just can realize. Lid Pressure relief vent 8 also is housed on the body, and pressure relief vent 8 is by rubber stopper 9, hold-down nut 10, spring 11, little Projection 12 consists of, hold-down nut 10 with rubber stopper 9, spring 11 be fixed on lid levels it Between, spring has small embossment 12 location for 11 times, on the bottom notch location of rubber stopper 9 is arranged, will cough Rubber stopper 9 jack-up of shape, thus play the effect of sealing. Vacuum state in removing container During release, only need rubber stopper 9 is pressed toward next, air is from the gap of rubber stopper 9 with pressure relief vent 8 Enter container, can realize.

Lid, pump bowl 1 can be made by sheet metal, also can be made by plastic mould pressing.

Lid can be aided with seal ring 3 by screw thread with combining of container to be realized.

The utility model has solved the problem that vacuumizes of container, makes container preserve food, and the effect when medicine, precision components is more perfect than existing container; Structurally can be designed to all size size as required, its manufacturing process is also uncomplicated, is easy to promotion and implementation, and is required for people's daily life.

Claims (2)

1, a kind of container vacuum seal lid, it is characterized in that being equipped with pump bowl 1 and pressure relief vent 8, the aspirating hole 4 of pump bowl 1 communicates with internal tank, free flow by piston 5 control airs, the deflation hole 6 of pump bowl 1 communicates with external container, by the free flow of deflation hole piston 7 control airs,, still rounded when pump bowl handle 2 shrinks with lid embedding mutually; Pressure relief vent 8 is made of soft rubber ball 9, captive nut 10, spring 11, small embossment 12, captive nut 10 is fixed on soft rubber ball 9, spring 11 between the levels of lid, spring has small embossment 12 location for 11 times, on the bottom notch location of soft rubber ball 9 is arranged, with soft rubber ball 9 jack-up of loud-speaker shape, seal pressure relief vent 8.

2, vacuum seal according to claim 1 lid is characterized in that lid and pump bowl 1 can be made by sheet metal, also can be made by plastic mould pressing.

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