CN2425044Y

CN2425044Y - Self-heating top pop can

Info

Publication number: CN2425044Y
Application number: CN 00234584
Authority: CN
Inventors: 刘凯熙
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-25
Filing date: 2000-05-25
Publication date: 2001-03-28
Anticipated expiration: 2010-05-25

Abstract

The utility model relates to a self-heating top pop can which is used for containing foods and drinks. The inner space of an outer can is divided into two parts by an inner can 2 of the top pop can, wherein the space between the inner can and the outer can is used for containing foods or drinks. The inner space of the inner can is also divided into an upper part and a lower part, wherein a space is filled with liquid chemical reactants, the other space is filled with solid chemical reactants, and the two spaces are separated by a sealing film 3. A film breaking device 4 is arranged on the lower part of the sealing film. The other end of the film breaking device extends to an arced bottom cover 21. The bottom cover can be pressed and deformed, and a safety valve 5 is arranged on the bottom cover. The operation of the utility model is simple, therefore, consumers can easily master the operation. The speed of heating up is high, and the net raised temperature is more.

Description

Instant from heating pop can

The utility model relates to a kind of pop can of splendid attire Food ﹠ Drink, particularly relates to a kind of the instant from heating pop can of self heating function that have.

Chinese have hot drink, hot dietary habits, drink after particularly generally all will heating such as beverages such as milk, coffee, yellow rice wine and tea, when temperature is lower especially in the winter time, people more need a kind ofly can heat without other thermal source, particularly the Foods or drinks that can heat automatically when outdoor activity.People have proposed some solutions for this reason, two kinds of self-heating type containers are disclosed as Chinese utility model patent 94242884 and 98238621, its basic structure all is with interior jar or inner chamber separated into two parts, two parts are separated by film, its middle and upper part is used to adorn solid heating thing, bottom dress liquid heating thing, though they have certain self heating function, but because solid heating thing is on top, need during operation container is inverted, cause reacting insufficient, convection effects is poor, time of heat is long, low operation inconvenience or the like the generation of defects that reaches of heat efficiency.

The existence of the problems referred to above has influenced applying from heated food, beverage.

The purpose of this utility model is to overcome above-mentioned deficiency, and provide a kind of easy and simple to handle, and the customer grasps easily, and heating up, it is higher to heat up rapidly and only, be applicable to the instant of various canned containers and beverage from heating pop can, to satisfy people to demand from heated food and beverage.

For achieving the above object, it is a kind of instant from heating pop can that the utility model provides, this pop can comprises that outer jar 1 and the splendid attire that are used for the splendid attire Foods or drinks are used to produce interior jar 2 of chemical reactant of heat, it is characterized in that, interior jar 2 is separated into two parts with an outer jar inner space, space between its China and foreign countries' jar and the interior jar is used for the splendid attire Foods or drinks, interior jar inner space then is divided into two parts up and down again, the aqueous chemical reactant is housed in its upper space, the solid chemical reaction thing is housed in the lower space, two parts space is separated by envelope film 3, membrane-repturing device 4 is equipped with in envelope film bottom, the other end of membrane-repturing device extends to arcuation bottom 21 places, and bottom can which is provided with safety valve 5 by compressive strain.

Outer jar with interior jar by the metal integral punch forming, interior jar of top seal and Open Side Down, the bottom is packaged with outer gibbosity bottom 21, outer jar upper and lower side is equipped with over

cap

11,12.

There is a bending at interior jar 2 nearly middle part, and bending part is fixed with envelope film 3 by film fixing ring 22, and the film fixing ring bottom is connected with membrane-repturing device 4.

Described envelope film 3 is an aluminium foil.

Membrane-repturing device 4 tops are provided with spoke shape prismatic cutter 41 cutter outer ends and link to each other with film fixing ring 22, and center cutter is connected with tubular or column push rod 42

Described over cap 12 is provided with fracture ring-type crease 121; Bottom 21 is provided with radiation-like spill fold 211.

Compared with prior art, the utlity model has following good effect:

Because the utility model is at the direct enclosing liquid reactant in interior jar top, thereby in course of reaction, is advanced into the fluid storage compartment of rupture of membranes on the steam, directly the condensation heat release is passed in the metal jar.And the higher condensed fluid of temperature is because action of gravity is descending, and with unreacted solid matter exothermic heat of reaction still, steam is up again, because liquid substance is excessive, has formed benign cycle, makes the abundant exothermic heat of reaction of solid matter, reaches optimum efficiency again.The resultant of reaction cubic expansion is up simultaneously, and heating makes full use of heat energy once more.Because the heated liquid convection current, so evenly heat up rapidly in the short time (1～3 minute), and it is higher to heat up only.Exclusive in addition relief valve design is even make that unusual intensification occurring in transportation and use also can dispel the heat safely, can not cause contingency.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the utility model structure cutaway view.

Fig. 2 is the utility model running condition scheme drawing.

Fig. 3 is the utility model membrane-repturing device birds-eye view.

Fig. 4 is the utility model bottom cover structure scheme drawing.

Fig. 5 is the utility model over cap structural representation.

Consult Fig. 1～5, of the present utility modelly instant comprise outer jar 1 and interior jar 2 from heating pop can, the shape of outer jar and interior jar can be cylindric, also can be square tube shape or other shape, is cylindric in this example.Middle and lower part in the jar outside interior jar places, both are one time punching molded, and interior jar seals with the upper end of outer jar, and an outer jar loam cake is equipped with pull-tab.Outer jar and interior jar of lower ending opening, open end is packaged with bottom 21, and this bottom is an outer gibbosity, which is provided with radiation-like spill fold 211 (as shown in Figure 4), makes that bottom is easy to inwardly push.As shown in Figure 1 and Figure 2, jars 2 are made by metallic material in above-mentioned, it is separated into two parts with an outer jar inner space, space between its China and foreign countries' jar and the interior jar is used for the splendid attire Foods or drinks, and interior jar of inner space then is divided into two parts up and down again, and the aqueous chemical reactant is housed in its upper space, the solid chemical reaction thing is housed in the lower space, interior jar in-to-in space is up and down separated by envelope film 3, and this envelope film 3 is an aluminium foil, and its intensity should be able to be born the weight of solid reactant.There is a bending at interior jar 2 nearly middle part, and bending part is fixed with envelope film 3 by film fixing ring 22, and film fixing ring edge and above-mentioned bending match, and seals film simultaneously and also is adhesively fixed with interior jar.The film fixing ring bottom is connected with membrane-repturing device 4, membrane-repturing device 4 structures as shown in Figure 3, it is by 42 one-tenth of cutter 41 push rods, cutter 41 spoke shape prismatic cutters, it is contained in the push rod top, and the cutter outer end links to each other with film fixing ring 22, and center cutter is connected with tubular or column push rod 42, and it can make one with cutter, the push rod bottom extends to bottom 21, between itself and bottom certain interval is arranged.Outer jar upper and lower side is equipped with plastics over

cap

11,12, wherein go up in the over cap 11 and can place soup ladle etc., following over cap 12 as shown in Figure 5, it is used to protect bottom, which is provided with fracture ring-type crease 121, is out of shape so that produce when upwards pushing.Safe in utilization for guaranteeing, on bottom 21, be provided with a safety valve 5, it is to go out a ring-type impression at the bottom center with punching machine, if unusual the intensification occur, overheated gas can be discharged from safety valve during use.

Employed liquid of the utility model and solid chemical reaction thing can be selected suitable commercially available prod for use, and wherein the aqueous chemical reactant is selected salts solution for use, and the solid chemical reaction thing is selected alkaline earth and alkali metal oxide for use.

As shown in Figure 1 and Figure 2; the utility model in use; need only be at the pot bottom center by depressing over cap 12; make bottom 21 indents; and promotion membrane-repturing device 4 upward movements; to seal the film bursting by the cutter on it; the aqueous chemical reactant borrows self gravitation to fall; and mix with the solid chemical reaction thing of below rapidly; chemical reaction takes place immediately, emit a large amount of heats, heat relies on convection current and heat conduction through interior jar of Foods or drinks that passes to rapidly in the jar; it is heated up, just can obtain desirable temperature after 3 minutes.Because the utility model is encapsulated in liquid reactants on the film, behind the rupture of membranes, it is descending that liquid can be relied on the power effect for support, sufficient reacting, and time of heat has been shortened in limit border ring heating simultaneously greatly, has reduced heat dissipation, has improved heat utilization efficiency, and simple to operate, and one presses just.

Claims

1, a kind ofly be used to make self-heating food, the instant pop can that heats certainly of beverage, comprise that outer jar (1) that is used for the splendid attire Foods or drinks and splendid attire are used to produce the interior jar (2) of the chemical reactant of heat, it is characterized in that, interior jar (2) are separated into two parts with an outer jar inner space, space between its China and foreign countries' jar and the interior jar is used for the splendid attire Foods or drinks, interior jar inner space then is divided into two parts up and down again, the aqueous chemical reactant is housed in its upper space, the solid chemical reaction thing is housed in the lower space, two parts space is separated by envelope film (3), membrane-repturing device (4) is equipped with in envelope film bottom, the other end of membrane-repturing device extends to arcuation bottom (21) and locates, bottom can which is provided with safety valve (5) by compressive strain.

2, according to claim 1 instant from heating pop can; it is characterized in that, outer jar with interior jar by the metal integral punch forming, interior jar of top seal and Open Side Down; the bottom is packaged with outer gibbosity bottom (21), and outer jar upper and lower side is equipped with over cap (11), (12).

3, according to claim 1ly instant it is characterized in that from heating pop can there is a bending at interior jar (2) nearly middle part, bending part is fixed with by film fixing ring (22) and seals film (3), and the film fixing ring bottom is connected with membrane-repturing device (4).

4, according to claim 3 instant from heating pop can, it is characterized in that described envelope film (3) is an aluminium foil.

5, according to claim 4 oneself heats pop can immediately, it is characterized in that described membrane-repturing device (4) top is provided with spoke shape prismatic cutter (41), and the cutter outer end links to each other with film fixing ring (22), and center cutter is connected with tubular or column push rod (42).

6, according to claim 2 oneself heats pop can immediately, it is characterized in that, described over cap (12) is provided with fracture ring-type crease (121); Bottom (21) is provided with radiation-like spill fold (211).