CN2276476Y

CN2276476Y - Vacuum button indicating cove of flat no-screw tooth packing pot

Info

Publication number: CN2276476Y
Application number: CN 96230866
Authority: CN
Inventors: 戴清溪
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-10-11
Filing date: 1996-10-11
Publication date: 1998-03-18
Anticipated expiration: 2006-10-11

Abstract

The utility model relates to a vacuum button indicating cover of a flat no-screw tooth packing pot, comprising a bottle. A cover body is arranged on the bottle and is tightly sheathed and covered by a seal ring. The outer periphery of the top surface of the cover body is a horizontal first diameter edge, and the inner edge is squinted downward and is connected with a second diameter edge which is inclined upward a liter degree. The inner end edge of the second diameter edge is connected with a flange at a liter degree, and the center is convexly provided with an intermediate piece. By the structure, foods in the bottle naturally cool by high temperature disinfection, and then a vacuum state is in the bottle. The intermediate piece and the flange of the cover body are concave downward. The vacuum state in the bottle can be distinguished by naked eyes.

Description

The vacuum button indication lid of flat mouthful of no thread packing jar

The utility model relates to bottle cap, particularly a kind of vacuum button indication lid of flat mouthful of no thread packing.

Vacuum packaging is one of main mode of food fresh-keeping, no matter it is and soft packed or hard is bottled, after being filled into food in the container, promptly send in the vacuum packing machine, sealed again or covered being processed into vacuum state in the container, and whether be vacuum state in the container, with soft packed, when becoming vacuum in the bag, its bag is whole subsiding, and bag and food are closely and paste, if be free air infiltration fashionable because of packing accidentally slightly, then the bag effect of subsiding is allayed immediately, so naked eyes are promptly distinguished easily.

If container is hard when bottled, even be vacuum in the container, but container still keeps its integral outer appearance, never is out of shape, and is and the dealer promptly invents a kind of indication bottle cap, and when being vacuum in the container, these bottle cap central authorities are promptly slightly sagging, indicate as vacuum.

And the above-mentioned brief introduction of just vacuum packaging being done a summary, no matter and heat food, cold food for reaching above-mentioned vacuum purpose, all need for it, and buying more, maintaining, keep in repair of vacuum packing machine is to be that quite big cost of dealer is paid with vacuum packing machine.Another utmost point problem to be broken through then be above-mentioned vacuum packet bottle its bottleneck system in the mode of thread spiral cover for sealing, and, then lack the bottle cap that the tool vacuum is indicated at the lid of flat mouthful no thread jar always.

The purpose of this utility model ties up to provides a kind of vacuum button indication of flat mouthful of no thread packing jar lid, it mainly is that lid with a sheet metal system cooperates tight seal ring envelope to cover jar mouthful, and by the food of loading in the jar through high temperature sterilization, make in the natural cooling mode reaching vacuum in the jar, and lid central authorities promptly sink and are indication.

The purpose of this utility model is achieved in that

The utility model is the vacuum button indication lid of a kind of flat mouthful no thread packing jar, and it comprises bottle container, and the top of this container is a protruding thick edge that connects, and this meets edge system and is the no thread shape of flat mouth; Cover cap invests the edge that connects of bottle container, and with a tight seal ring tightly overlap the envelope cover, lid is made with sheet metal, periphery is filled out solid endless elastomeric within it; And these lid end face outer peripheral edges are the first horizontal footpath edge, and this first footpath edge inner edge is downward squint; And connect this first the footpath edge inner edge, be one toward tilt one liter of degree second the footpath edge, this second the footpath edge height be lower than first the footpath edge; The interior ora terminalis of this second footpath edge connects a listrium with one liter of degree, and the central authorities of this listrium axially are convexly equipped with a mediplate in addition again; By above-mentioned structure, the food in this bottle container is behind the high temperature sterilization natural cooling, even be vacuum state in this bottle container, the mediplate of this lid and listrium are promptly recessed, and naked eyes can be distinguished and reach vacuum state in the bottle container

Characteristics of the present utility model:

The utility model will be loaded in the container through high temperature sterilization food, cover the back with the natural way cooling, the mat hot air evaporates and makes in the bottle container is vacuum, is save the use cost of vacuum packing machine, and by the sagging indication of lid central authorities, whether naked eyes can be distinguished in the bottle is vacuum state.

The utility model can also obtain further instruction from the following drawings and embodiment:

Fig. 1 is a three-dimensional exploded view of the present utility model.

Fig. 2 is the utility model combination schematic appearance.

Fig. 3 is the cross-sectional schematic of the utility model vacuum indication lid.

Fig. 4 is the utility model vacuum indication cross-sectional schematic.

Below by accompanying drawing embodiment of the present utility model is described in detail:

See also shown in Fig. 1,2,3, the utility model mainly has a bottle container 10, and the top of this bottle container 10 is a protruding thick edge 11 that connects, and this connects edge 11 is to be flat mouthful no thread shape, and this nearly internal ring portion part of apical margin that connects edge 11 is provided with one and compresses ring 12;

The edge 11 that connects of bottle container 10 is established a lid 20 in order to connect, and this lid 20 is to make with sheet metal, and the periphery of this lid 20 has a vertical skirt section 201, then fills out solid endless elastomeric 22 in the inner peripheral of this lid 20;

The periphery of lid 20 is the first horizontal footpath edge 21, the inner edge of this first footpath edge 21 is downward squint one desired depth, and the inside rim that connects the first footpath edge 21 is second a footpath edge 23 toward the one liter of degree that tilts, and the height of the second footpath edge 23 is to be lower than the first footpath edge 21; The interior ora terminalis of this second footpath edge 23 connects a listrium 24 with one liter of degree, and the central authorities of this listrium 24 axially are convexly equipped with a mediplate 25 in addition again, this lid 20 be lid invest bottle container 10 connect edge 11 end faces, and support to invest with this endless elastomeric 22 and compress ring 12;

Lid 20 is placed on the bottle container 10, connects the outer edge surface of edge 11 with tight seal ring 30 ring seals in this lid 20 and this; This tight seal ring 30 is metal ring body, its top is the curved antelabium 31 of establishing of inner arc radially, this antelabium 31 seals in the outer edge of the first footpath edge 21 of lid 20, to limit the position of establishing of tight seal ring 30, this tight seal ring 30 has two terminations 32,33, wherein a termination 32 has a cramp 321 that prolongs, and has a button hole 322 on this cramp 321; The button tongue 331 that sticks up outside one is then established in another termination 33 in the close end position, when tight seal ring 30 tight closure body 20 and when connecing edge 11, detained tongue 331 and stretch and buckle in the button hole 322, and tight seal ring 30 urgent envelopes are located on lid 20 and the bottle container 10.

And the utility model to reach the principle of vacuum mainly be the filling of filling out that is defined in boiling hot food; It is that the boiling hot food of high-temperature sterilization treatment is inserted in this bottle container 10, cover lid 20 and seal up this tight seal ring 30, in order to do sealing the opening that covers this bottle container 10 really, it can be left standstill, wait for that the boiling hot food in this bottle container 10 lower the temperature with natural way, hot air evaporates through bottle container 10 during because of cooling, at the seamless state that enters of outside air, pressure in this bottle container 10 will be more and more lower, when boiling hot food has been reduced to normal temperature, hot airs in this bottle container 10 evaporate away fully and form vacuum, bar pressure will tightly invest connecing on the edge 11 of bottle container 10 to urgent lid 20, and be right after the elimination slit with these endless elastomeric 22 lids 20 with connecing edge 11, reach sealing effectiveness; And the mediplate 25 and the listrium 24 of the short lid 20 of bar pressure are recessed, and naked eyes can be distinguished and reach vacuum state in the bottle container 10; In other words, if this mediplate 25 and listrium 24 projectioies are then represented antivacuum state in this bottle container 10.

By above-mentioned structure and vacuum principle, make flat mouthful of no thread packing jar have the vacuum indication lid of a practicality, and utilize the natural principle of hot air evaporation, make the effect that reaches vacuum freshness retaining food in the container, save the cost that utilizes true wrapping machine, can reach vacuum packaging and leak free effect equally.

Claims

1. the vacuum button indication lid of one kind flat mouthful no thread packing jar comprises bottle container (10), and the top of this bottle container (10) is a protruding thick edge (11) that connects, and connects edge (11) and is the no thread shape of flat mouth; One lid (20), lid invests connecing on the edge (11) of bottle container (10), and cover with the tight cover envelope of a tight seal ring (30), fill out solid endless elastomeric (22) at the inner peripheral of lid (20), it is characterized in that: the end face outer peripheral edges of lid (20) are the first horizontal footpath edge (21), and this first footpath edge (21) inner edge is downward squint; And connect first the footpath edge (21) inner edge; Be second a footpath edge (23) toward the one liter of degree that tilts, the height of this second footpath edge (23) is to be lower than the first footpath edge (21); And the interior ora terminalis of the second footpath edge (23) connects a listrium (24) with one liter of degree, and the central authorities of this listrium (24) axially are convexly equipped with a mediplate (25) in addition again.