CN205574680U

CN205574680U - Self -heating can packing plant

Info

Publication number: CN205574680U
Application number: CN201620175764.9U
Authority: CN
Inventors: 宋阳; 陈静; 吴美媚; 郑春雨
Original assignee: Guangzhou University of Chinese Medicine
Current assignee: Guangzhou University of Chinese Medicine
Priority date: 2016-03-08
Filing date: 2016-03-08
Publication date: 2016-09-14
Anticipated expiration: 2026-03-08

Abstract

The utility model relates to a self -heating can packing plant belongs to the food packaging technology field. This packing plant includes: the inner tank is including the inner tank body, sawtooth and rotating part, outer jar, including jar body, baffle and pivot outward, the outer jar of lower part of personally experiencing sth. Part of the body is located to the baffle, holds the district with outer jar of body internal partitioning for the inner tank that is located upper portion holds the pyrogen of distinguishing with being located the lower part, the inner tank passes through the pivot is installed in the inner tank holds the district, outer cover, outer cover with be equipped with the screw thread of mutual matching on the rotating part, and the stock solution bag, the stock solution bag is two at least, is fixed in the heating intracavity, the setting is arranged along inner tank circumference in proper order to two at least stock solution bags, and just the mounted position of two at least stock solution bags is corresponding with the position of sawtooth, when the inner tank is located first status bit, the sawtooth with the separation of stock solution bag, when the inner tank is located the second status bit, the sawtooth pierces at least one in the stock solution bag. The device has realized the mesh of at least two heating or two grade at least accuse temperature.

Description

Self-heating can pack device

Technical field

This utility model relates to Food Packaging technology field, particularly relates to a kind of self-heating can pack device.

Background technology

Along with fast development and the raising of people's living standard of China's economy, trip is traveled, camps, is fished Having become a kind of fashion Deng outdoor activity, the market of novel practical instant food manifests the most day by day, self-heating Food, as the representative of Novel instant food from now on, has market prospect widely.

The principle of common self-heating canned food is: store liquid heating medium and heat object in canned food respectively Matter, makes liquid heating medium (usually water) and pyrogen (usually Calx) by the operation of user Mixing, utilizes water to mix a thermal property with Calx and heats the food being stored in this canned food.

At present, studies in China person has carried out many explorations and improvement to self-heating canned food.But, these Research focus mostly at aspects such as operational approach, the efficiency of heating surface, safeties, there is no the control to heating-up temperature, The too high research causing canned food to be difficult to the aspects such as unlatching of canned food temperature after heating times and heating.

Further, existing self-heating canned food still suffers from many weak points, as in some designs, for peace The consideration of full property, user, when heating canned food, needs to open packaging, takes off protecting cap, press thorn stick, Could self-heating, and these design current only stay from a sidewall, there is the situation that heating is uneven.? In other designs, need by pulling plastic strip, drive hook to puncture water bag, make to produce under current chemistry Reaction heating, but, this design exist puncture water bag after the water capacity easily accumulate affect on food layer heats, And external shock easily makes hook puncture the problem that water bag triggers reaction.Also have some designs in operational approach and Safety aspect is more excellent, and its heating box body includes containing cavity, rotating shaft and partition, partition by hard plastic sheet and Flexible film is spliced；During use, twisting rotating shaft makes the flexible film of partition tear, in making containing cavity Heating or the endothermic reaction is there is after reactant contact.But it yet suffers from following shortcoming: 1. flexible film tolerance is strong Spending little, in transportation, flexible film water bag is easily broken and makes to add hot charge and lost efficacy；2. water bag connecting ring type Rupturing, heating disposably completes, it is impossible to control temperature.

And, the most conventional self-heating canned food, a heater meeting all can only be provided, and there is heating temperature Spend uncontrollable feature, but due to the reason such as season, time cause people to self-heating product heating-up temperature, Heating times requires diversified problem, and people can be suitable for instant at food temperature the most during the broiling summer, And wishing to many chances in the busy moment such as grade is the heat foods not eating up or forgetting to eat.

Therefore, if there being a kind of controllable temperature self-heating can pack device, it has controllable temperature, can add for twice The features such as heat, convenience use, heats is good, provide more intimate operating experience to user, it becomes possible to Allow user obtain comfort and the convenience of maximum in use, accelerate to promote self-heating canned food to move towards popular The paces in market.

Summary of the invention

Based on this, it is necessary to for the problems referred to above, it is provided that a kind of self-heating can pack device, this self-heating Can pack device has controllable temperature, the advantage that can heat at least twice.

A kind of self-heating can pack device, including:

Inner canister, including interior tank body, sawtooth and rotating part, described sawtooth is located at described interior tank wall, described Rotating part is formed by radially extending along inside tank body on interior tank body；

Outer tank, including outer tank body, dividing plate and rotating shaft, outer tank body bottom is located at by described dividing plate, by outer tank body Part is divided into superposed inner canister and accommodates district and be positioned at the pyrogen receiving district of bottom；Described inner canister is passed through Described rotating shaft is installed on described inner canister and accommodates in district, sets between described interior tank wall and described outer tank body inwall Space, described rotating part is had to extend to the outer wall of outer tank body upper end open, by described interior tank wall with described The airtight formation in space between outer tank body inwall heats chamber；Single direction rotation device and institute are passed through in described rotating shaft one end Stating interior tank body to connect, the other end is fixed on described outer tank body or described dividing plate；Described inner canister is enclosed by rotating shaft Around its axial-rotation, there is the first mode bit and the second mode bit；Described dividing plate is provided with weepage holes；

Outer cover, covers the opening of described inner and outer tank, and described outer cover and described rotating part are provided with The screw thread being mutually matched, and the direction of rotation of the direction of rotation of described screwed tight and described single direction rotation device Identical；And

Liquid storing bag, described liquid storing bag at least two, is fixed on described heating intracavity, stores up described at least two Liquid bag is arranged in order setting along inner canister circumference, and the installation site of liquid storing bag described at least two and described sawtooth Position corresponding；When described inner canister is positioned at the first mode bit, described sawtooth separates with described liquid storing bag, institute Stating inner canister when being positioned at the second mode bit, described sawtooth thrusts at least one described liquid storing bag.

Above-mentioned self-heating can pack device is that the principle of heat foods is as follows:

First, when with this packing device sheathing foodstuff, food is positioned in inner canister body, by liquid storing bag It is full of water, and accommodates district's addition Calx at the pyrogen being positioned at outer tank body bottom, it is preferred that can be by stone Grey inclosure is generated heat in bag, and is uniformly positioned in described pyrogen receiving district.Subsequently, by this packing device Seal.

During use, holding outer cover, the direction that cover is tightened outwardly rotates, and in driving, tank body rotates, and makes to set Sawtooth in interior tank wall rotates also with the rotation of interior tank body, moves to the second shape from the first mode bit State position, i.e. sawtooth are moved to thrusting at least one described liquid storing bag from the position separated with liquid storing bag, make storage The water that is stored in liquid storing bag flows out, and enters pyrogen by the weepage holes on dividing plate and accommodates district, and is positioned at this Pyrogen accommodates the lime reaction in district, produces heat, heats the food being positioned in inner canister body.

And it is possible to as required, the anglec of rotation of tank body in adjusting, thus when selecting once-through operation, thorn A broken liquid storing bag, or puncture two liquid storing bags, control the discharge of reaction water, thus to heating Temperature is controlled, it is possible to understand that, as needed more heat transfer to heat, the most once puncture more liquid storage Bag, produces more heat transfer；As needed less heat to heat, then select once to puncture less liquid storing bag, Produce less heat.

At the same time it can also be when first time heating operation, puncture a part of liquid storing bag, produce heat and add Heat, through after a period of time, as need to be again heated, then can puncture another part liquid storing bag, make this part store up Water in liquid bag flows out, and with remaining lime reaction, again produces heat, again heats.Therefore, should be certainly Heating canned food packing device realizes the purpose of heating for multiple times by arranging the liquid storing bag of multiple mutual separation.

Wherein in an embodiment, this self-heating can pack device also includes that being arranged at pyrogen accommodates The toroidal membrane in district, described toroidal membrane includes movable plate and the fixed plate of arc, and described fixed plate is fixed on Described outer pot bottom, described movable plate is movable with described fixed plate to be connected, and described movable plate can be around Described rotating shaft is slided, and this movable plate has state A position and state B position, and described movable plate is positioned at state A position Time, described movable plate and described fixed plate, with rotating shaft as the center of circle, are enclosed covert and are stated rotating shaft formation annulus, by described Pyrogen accommodate distinguish be divided into be positioned at the first pyrogen toroidal membrane within accommodate district and be positioned at annular every Between plate and outer tank body second pyrogen accommodate district, described weepage holes connect described heating chamber with described Second pyrogen accommodates district；When described movable plate is positioned at state B position, described movable plate and described fixed plate Between be provided with breach, by described first pyrogen accommodate district with second pyrogen accommodate district connect.

The operation principle of above-mentioned toroidal membrane is:

When tank body in rotating for the first time, the sawtooth being located at interior tank wall turns also with the rotation of interior tank body Dynamic, move to the second mode bit, i.e. sawtooth from the first mode bit and move to thorn from the position separated with liquid storing bag Enter at least one described liquid storing bag, make the water being stored in liquid storing bag flow out, by the weepage holes on dividing plate Enter second pyrogen accommodate district, be positioned at this second pyrogen accommodate district lime reaction, produce heat Amount, carries out the food being positioned in inner canister body heating for the first time；And now movable plate is positioned at state A position, Described movable plate and described fixed plate, with rotating shaft as the center of circle, are enclosed covert and are stated rotating shaft formation annulus, exothermic reaction quilt Being limited to this second pyrogen and accommodate in district, the water flowed out in liquid storing bag is not pointed to the first heat object Matter accommodates the Calx in district and produces impact.

When tank body in second time rotates, axis of rotation, force movable plate to slide into state B around described rotating shaft Position, now sawtooth punctures another part liquid storing bag, makes the water in this part liquid storing bag flow out, and this part water leads to Cross the breach being provided with between movable plate and fixed plate and enter the first pyrogen appearance from the second pyrogen receiving district Na Qu, accommodates the lime reaction in district with this first pyrogen, again produces heat, again heat.

As the thermal medium (water) that adds during heating for the first time contacts with all heating materials, reacts, though heating Material is not all used up, but can cover on its surface yet and form one layer of calcium hydroxide, hinders second time to add Add thermal medium and contacting of heating material during heat, thus second time heating is had undesirable effect.And by upper State setting, it is possible to heating heating used material for the first time and second time heating heating used material are separated, Ensure the effect of second time heating.

Wherein in an embodiment, this self-heating can pack device also includes cross bar, described cross bar one end Being fixed in described rotating shaft, the other end is towards described toroidal membrane, and described movable plate is provided with towards rotating shaft protruding Valve convex, the convex position of described valve is corresponding with the position of described cross bar, and described cross bar can be with rotating shaft Rotate and be resisted against described valve convex on, and promote described movable plate to slide；Described movable plate and described fixing Plate is provided with the draw-in groove and convex being mutually matched, for limiting the sliding trace of described movable plate.

By above-mentioned setting, cross bar can be driven to rotate by rotating shaft, and then utilize cross bar to promote movable plate to slide, And the slip of described movable plate is limited with draw-in groove and convex, there is structure advantage reliable, convenient.

Wherein in an embodiment, described liquid storing bag is four, and described sawtooth is two groups, and described cross bar is Two, described fixed plate is two pieces, and described movable plate is two pieces, all with the rotary shaft of described inner canister as symmetry Center, is symmetrical arranged；And described liquid storing bag is divided into two groups, often two described liquid storing bags of group are against layout.Logical Cross above-mentioned setting, this packing device is designed as the function with two grades of temperature controls or twice heating.

Wherein in an embodiment, the convex buckling groove that is provided with of described valve, described cross bar is provided with and this card The clamping that access slot matches hooks.The use hooked by buckling groove and clamping, it can be ensured that cross bar effectively drives shifting Dynamic plate slides, it is to avoid the problem causing promoting movable plate due to cross bar slip.

Wherein in an embodiment, described liquid storing bag is made up towards described interior tank body side of aluminium foil.Will storage Liquid bag is made up towards described interior tank body side of aluminium foil, it is ensured that this liquid storing bag can be punctured by sawtooth easily, Water therein release will be stored in.

Wherein in an embodiment, described liquid storing bag is made up of plastics partition, and described plastics partition is fixed on On described outer tank body inwall, and form airtight liquid storing bag at described heating intracavity, and described plastics partition leans on In near, tank body one end is made up of aluminium foil.

Wherein in an embodiment, the position of described sawtooth is corresponding with the bottom of described liquid storing bag.From storage Liquid storing bag is punctured by the bottom of liquid bag, it can be ensured that discharged completely by the water in liquid storing bag, reaches preferably to add Thermal effect.

Wherein in an embodiment, described single direction rotation device is single direction rotation gear shaft, described rotating shaft one Holding and connect inner canister by single direction rotation device, the other end is fixed on outer pot bottom through described dividing plate.Use single Limit the rotation direction of inner canister to rotary teeth wheel shaft, be on the one hand possible to prevent inner canister to reversely rotate and miss liquid storage Bag scratches, and on the other hand this single direction rotation gear shaft has that structure is reliable and the advantage of low cost.And this rotating shaft For supporting that inner canister rotates, and it is simultaneously connected with inner and outer tank, it is ensured that the integral firmness of this packing device.

Wherein in an embodiment, this self-heating can pack device also includes interior cover and soupspoon, described Interior cover, for closing the opening of described inner canister, is provided with receiving cavity between described interior cover and described outer cover, Described soupspoon is arranged in described receiving cavity, and described inner canister lid is provided with the draw ring for opening interior cover. Cover within inner canister is closed, it is possible to preferably food seal is preserved.Preferably, described draw ring tail end sticks up Rise, both can reduce the heat transfer between interior tank body and draw ring, and the operation easier of user can have been reduced again, have Anti-scald labour-saving advantage.

Compared with prior art, this utility model has the advantages that

A kind of self-heating can pack device of the present utility model, the sawtooth that in utilizing, tank wall is provided with, passes through Rotate in tank body, will be located in the liquid storing bag in space between inner and outer tank and puncture so that it is in water flow out, with Being positioned at the lime reaction heat release of outer pot bottom, the food being pointed in inner canister body heats.Further, pass through The setting of at least two liquid storing bag, with the control of the inner canister anglec of rotation, it is achieved that at least twice heating or at least The purpose of two grades of temperature controls.

Use the self-heating canned food of this self-heating can pack device, only need to open food casing during use close Sealer, rotates outer cover, i.e. scalable heating-up temperature self-heating, about 10 minutes i.e. edible.Relatively In existing mode of heating, the most convenient and swift, and temperature can be regulated voluntarily, it is particularly suitable for cold winter When eating soup, the situation that soup easily cools off.And may also provide the function of post bake, bring to people are edible Great convenience, again because being closed heating, heats is more preferably, faster, applied widely.

Further, this self-heating can pack device is also by toroidal membrane and the design of cross bar, it is possible to by first Secondary heating heating used material and second time heating heating used material separate, it is ensured that adding of post bake Thermal effect.

Therefore, the overall structure of this self-heating can pack device is simple, be compact, easy to realization, has just In depositing and carry, the advantage of low cost, be conducive to popularization and application widely.

Accompanying drawing explanation

Fig. 1 is the vertical section schematic diagram of self-heating can pack device in embodiment 1；

Fig. 2 is that in embodiment 1, inner canister accommodates district's partial cross-sectional view；

Fig. 3 is that in embodiment 1, pyrogen accommodates district's partial cross-sectional view；

Fig. 4 is annular diaphragm structure schematic diagram in embodiment 1；

Fig. 5 is the generalized section of self-heating can pack device in embodiment 1.

Wherein: tank body in 110.；120. sawtooth；130. rotating part；Cover in 200.；210. draw ring；310. outward Tank body；320. dividing plate；330. rotating shaft；331. single direction rotation gear shafts；332. cross bar；333. clampings hook；341. Movable plate；342. valves are convex；343. buckling groove；344. convex；345. fixed plate；346. draw-in groove；400. outward Cover；500. liquid storing bag；600. soupspoon；700. heating bags.

Detailed description of the invention

For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is carried out more comprehensively Description.Accompanying drawing gives preferred embodiment of the present utility model.But, this utility model can be to be permitted The most different forms realizes, however it is not limited to embodiment described herein.On the contrary, provide these to implement The purpose of example is to make the understanding to disclosure of the present utility model more thorough comprehensively.

It should be noted that when element is referred to as " being fixed on " another element, and it can be directly at another On individual element or element placed in the middle can also be there is.When an element is considered as " connection " another yuan Part, it can be directly to another element or may be simultaneously present centering elements.

Unless otherwise defined, all of technology used herein and scientific terminology with belong to of the present utility model The implication that those skilled in the art are generally understood that is identical.Institute in description of the present utility model herein The term used is intended merely to describe the purpose of specific embodiment, it is not intended that in limiting this utility model.

A kind of self-heating can pack device, including: inner canister, outer tank, outer cover, and liquid storing bag.

Described inner canister includes that interior tank body, sawtooth and rotating part, described sawtooth are located at described interior tank wall, institute State rotating part and formed by radially extending along inside tank body on interior tank body.

Described outer tank includes outer tank body, dividing plate and rotating shaft, and outer tank body bottom is located at by described dividing plate, by outer tank body Inside is divided into superposed inner canister and accommodates district and be positioned at the pyrogen receiving district of bottom；Described inner canister is led to Cross described rotating shaft to be installed in described inner canister receiving district, between described interior tank wall and described outer tank body inwall Being provided with space, described rotating part extends to the outer wall of outer tank body upper end open, by described interior tank wall and institute State airtight formation the in the space between outer tank body inwall and heat chamber；Described rotating shaft one end by single direction rotation device with Described interior tank body connects, and the other end is fixed on described outer tank body or described dividing plate；Described inner canister passes through rotating shaft Around its axial-rotation, there is the first mode bit and the second mode bit；Described dividing plate is provided with weepage holes.

The opening of described inner and outer tank is covered by described outer cover, and described outer cover and described rotating part set There is a screw thread being mutually matched, and the rotation side of the direction of rotation of described screwed tight and described single direction rotation device To identical.

Described liquid storing bag at least two, is fixed on described heating intracavity, and described at least two, liquid storing bag is along interior Tank circumference is arranged in order setting, and the position phase of the installation site of liquid storing bag described at least two and described sawtooth Corresponding；When described inner canister is positioned at the first mode bit, described sawtooth separates with described liquid storing bag, described inner canister position When the second mode bit, described sawtooth thrusts at least one described liquid storing bag.

Liquid storing bag is fixed on described heating intracavity, is i.e. fixed on outer tank body medial wall, can avoid There is top-heavy situation in device；And when puncturing liquid storing bag, soak equipped with Calx under reaction water stream Heating bag, excessive moisture can not have inner canister to conduct heat, and reaches bottom and surrounding heats simultaneously, and heats is more preferable.

I.e. can will be located in the second pyrogen accommodate the first time heating institute in district by the use of toroidal membrane The second time heating heating used material accommodating district with heating material and the first pyrogen separates, first Avoid adding thermal medium during secondary heating to contact with second time heating heating used material, and when second time heating, Slide further through the movable plate in toroidal membrane, make to add thermal medium and enter in the first pyrogen accommodates district and the Heating material contact used by post bake, it is ensured that the effect of second time heating.

Wherein in an embodiment, this self-heating can pack device also includes cross bar, described cross bar one end Being fixed in described rotating shaft, the other end is towards described toroidal membrane, and described movable plate is provided with towards rotating shaft protruding Valve convex, the convex position of described valve is corresponding with the position of described cross bar, and described cross bar can be with rotating shaft Rotate and against on convex with described valve, and promote described movable plate to slide；Described movable plate and described fixing Plate is provided with the draw-in groove and convex being mutually matched, for limiting the sliding trace of described movable plate.

May be appreciated, it is also possible to drive the slip of movable plate otherwise, but by above-mentioned setting, Cross bar can be driven to rotate by rotating shaft, and then utilize cross bar to promote movable plate to slide, and with draw-in groove and convex Limit the slip of described movable plate, there is structure advantage reliable, convenient.

Wherein in an embodiment, described liquid storing bag is made up towards described interior tank body side of aluminium foil.Will storage Liquid bag is made up towards described interior tank body side of aluminium foil, it is ensured that this liquid storing bag can be punctured by sawtooth easily, Water therein release will be stored in.Make, only it should be understood that described liquid storing bag may be used without other material Need to ensure that liquid storage is the most non-leakage, and sawtooth can puncture.

Wherein in an embodiment, described liquid storing bag is made up of plastics partition, and described plastics partition is fixed on On described outer tank body inwall, and form airtight liquid storing bag at described heating intracavity, and described plastics partition leans on In near, tank body one end is made up of aluminium foil.It should be understood that this liquid storing bag also can take other design, but It is the mode using above-mentioned plastic sheet and aluminium foil to coordinate, it is possible to liquid (water) is preferably stored, it is to avoid liquid Body rocks due to vibrations generation in soft liquid storing bag, improves the stability of this device.

Wherein in an embodiment, this self-heating can pack device also includes interior cover and soupspoon, described Interior cover, for closing the opening of described inner canister, is provided with receiving cavity between described interior cover and described outer cover, Described soupspoon is arranged in described receiving cavity, and described inner canister lid is provided with the draw ring for opening interior cover. Cover within inner canister is closed, it is possible to preferably food seal is preserved.Preferably, described draw ring tail end sticks up Rise, i.e. can reduce the heat transfer between interior tank body and draw ring, the operation easier of user can be reduced again, have Anti-scald labour-saving advantage.

Wherein in an embodiment, described inner canister is made up of tinplate, has and preferably seals and heat transfer effect Really；Described outer tank body is made up of paper plastic-aluminum, has preferable effect of heat insulation, it is to avoid the outer wall of outer tank body is scalded Operator；Described outer cover is made up of hard heat-insulating plastics.

Wherein in an embodiment, also can be too much with steam during preventing heating to heating chamber evacuation And make outer tank body expand.

Wherein in an embodiment, the position that also can connect between movable plate and fixed plate arranges and prevents from oozing The elastomeric material of water, to play more preferable insulating effect.

Embodiment 1

A kind of self-heating can pack device, as it is shown in figure 1, include: inner canister, interior cover 200, outer tank, Outer cover 400, liquid storing bag 600, and soupspoon 600.

Described inner canister includes interior tank body 110, sawtooth 120 and rotating part 130.In the present embodiment, described inner canister It is made up of tinplate, has and preferably seal, conduct heat and draw thorn effect.

Described sawtooth 120 is located at described interior tank body 110 outer wall, described rotating part 130 by interior tank body along to Interior tank body radially extends formation.Described interior cover 200 is for closing the opening of described inner canister, within inner canister Cover 200 is closed, it is possible to preferably preserved by food seal.This interior cover 200 is provided with in opening The draw ring 210 of cover 200, and in the present embodiment, this draw ring 210 tail end tilts, and has anti-scald labour-saving Advantage.

Described outer tank includes outer tank body 310, dividing plate 320 and rotating shaft 330.In the present embodiment, described outer tank Body 310 is made up of paper plastic-aluminum, has preferable effect of heat insulation.

Outer tank body 310 bottom is located at by described dividing plate 320, is divided into superposed by outer tank body 310 inside Inner canister accommodates district, as in figure 2 it is shown, accommodate district with the pyrogen being positioned at bottom, as it is shown on figure 3, and institute State dividing plate 320 and be provided with weepage holes.

In the present embodiment, this self-heating can pack device also includes that being arranged at pyrogen accommodates the ring in district Shape dividing plate and cross bar 332, as it is shown on figure 3, described toroidal membrane includes movable plate 341 and the fixed plate of arc 345, described fixed plate 345 is fixed on described outer pot bottom, described movable plate 341 and described fixed plate 345 Movable connection, and described movable plate 341 can slide around described rotating shaft 330, and this movable plate 341 has Have state A position and state B position, when described movable plate 341 is positioned at state A position, described movable plate 341 with Described fixed plate 345, with rotating shaft as the center of circle, is enclosed covert and is stated rotating shaft 330 and form annulus, by described pyrogen Accommodate to distinguish and be divided into the first pyrogen receiving district being positioned within toroidal membrane and be positioned at toroidal membrane and outer tank Between body second pyrogen accommodate district, described weepage holes connect described heating chamber with described second heating Material accommodates district；When described movable plate 341 is positioned at state B position, described movable plate 341 and described fixed plate It is provided with breach between 345, described first pyrogen is accommodated district and connects with the second pyrogen receiving district.

Described cross bar 332 one end is fixed in described rotating shaft 330, the other end towards described toroidal membrane, as Shown in Fig. 4, described movable plate 341 is provided with the valve convex 342 towards rotating shaft 330 projection, and described valve is convex 342 are provided with buckling groove 343, and the position of described valve convex 342 is corresponding with the position of described cross bar 332, Described cross bar 332 is provided with the clamping matched with this buckling groove 343 and hooks 333, and described cross bar 332 can be with turning The rotation of axle 330 and make its clamping hook 333 with buckling groove 343 clamping on described valve convex 342, and push away Dynamic described movable plate 341 slides；Described movable plate 341 and described fixed plate 345 are provided with and are mutually matched Convex 344 and draw-in groove 346, for limiting the sliding trace of described movable plate 341.It should be noted that It is relatively big that movable plate 341 shown in Fig. 4 rotates radian, is to clearly show that convex 344 and draw-in groove 346, And when normally using, it is only necessary to make movable plate 341 slide into generation breach between fixed plate 345, it is possible to Allow water to be accommodated district by the second pyrogen and enter the first pyrogen receiving district.

Accommodate in district as it is shown in figure 5, described inner canister is installed on described inner canister by described rotating shaft 330, described Being provided with space between interior tank body 110 outer wall and described outer tank body 310 inwall, described rotating part 130 extends to The outer wall of outer tank body 310 upper end open, by described interior tank body 110 outer wall and described outer tank body 310 inwall it Between space airtight formed heating chamber.

Described rotating shaft 330 one end is connected with described interior tank body 110 by single direction rotation device, and the other end passes Described dividing plate 320 is fixed in described outer tank body 310.In the present embodiment, described single direction rotation device is Single direction rotation gear shaft 331, makes described interior tank body 110 rotate around its axial direction only, and Its rotate different angles and during, there is the first mode bit and the second mode bit.

The opening of described inner and outer tank is covered by described outer cover 400, described outer cover 400 and described rotation Transfer part 130 is provided with the screw thread being mutually matched, and the direction of rotation of described screwed tight and described single direction rotation The direction of rotation of gear shaft 331 is identical.In the present embodiment, described outer cover 400 is by hard heat-insulating plastics Making, described soupspoon 600 is arranged between described interior cover 200 and described outer cover 400 receiving formed In cavity.

In the present embodiment, described liquid storing bag 500 is four, is in turn secured to described heating along inner canister circumference Intracavity, described sawtooth 120 is two groups, and described cross bar is two, and described fixed plate is two pieces, described movement Plate is two pieces, all with the rotary shaft of described inner canister as symmetrical centre, is symmetrical arranged；And described liquid storing bag 500 Being divided into two groups, often group two described liquid storing bag 500 is against layout, as shown in Figure 2.Described inner canister is positioned at During one mode bit, described sawtooth 120 separates with described liquid storing bag 500, and described inner canister is positioned at the second mode bit Time, described sawtooth 120 thrusts at least one described liquid storing bag 500.Further, described sawtooth 120 position Corresponding with the bottom of described liquid storing bag 500, i.e. sawtooth 120 is punctured by liquid storing bag 500 bottom.

In the present embodiment, described liquid storing bag 500 is made up of plastics partition, and described plastics partition is fixed on institute State on outer tank body 310 inwall, and form airtight liquid storing bag 500, and described plastic partition at described heating intracavity Sheet is made by aluminium foil towards described interior tank body 110 side near interior tank body 110 one end and liquid storing bag 500.

The using method of above-mentioned self-heating can pack device is as follows:

First, when with this packing device sheathing foodstuff, food is positioned in interior tank body 110, with inner cap 200 seal, then will be full of water in liquid storing bag 500, and are being positioned at the first pyrogen of outer tank body 310 bottom It is respectively put into the heating bag 700 added with Calx in accommodating district and the second pyrogen receiving district.

During use, holding outer cover 400, the direction (as clockwise) that cover 400 is tightened outwardly rotates, band In dynamic, tank body 110 rotates, and makes the sawtooth 120 being located at interior tank body 110 outer wall also with the rotation of interior tank body 110 And rotate, move to the second mode bit, i.e. sawtooth 120 from separating with liquid storing bag 500 from the first mode bit Position is moved to thrusting in two liquid storing bags 500, makes the water being stored in these two liquid storing bags 500 flow out, Enter the second pyrogen by the weepage holes on dividing plate 320 and accommodate district, hold with being positioned at this second pyrogen The lime reaction of Na Qu, produces heat, heats the food being positioned in interior tank body 110.Heat Cheng Hou, holds outer cover 400, and the direction (as counterclockwise) that cover 400 is unscrewed outwardly rotates, now, interior Tank body, owing to being limited by single direction rotation gear shaft 331, will not be followed outer cover 400 and rotate, thus will Outer cover 400 is opened, then holds the draw ring 210 on interior cover 200, can be opened by interior cover 200, enjoy By reeky food.

As only needed less heat food, then make therein when sawtooth 120 punctures two liquid storing bags 500 Water flow out can stop the rotation, now movable plate is positioned at state A position, this described pyrogen accommodate distinguish every For the first pyrogen within toroidal membrane accommodate district and between toroidal membrane and outer tank body the Two pyrogens accommodate district, after the water in liquid storing bag 500 flows out, weepage holes enter the second pyrogen and hold Na Qu, accommodates the lime reaction in district with this second pyrogen, produces heat.As needed more heat transfer to heat Food, then puncture after two liquid storing bags 500 make water therein flow out when sawtooth 120, continue with clockwise side To making interior tank body 110 rotate, drive sawtooth 120 and cross bar to rotate simultaneously, make sawtooth 120 puncture remaining Two liquid storing bags 500, fully discharge water therein, make cross bar 332 promote movable plate 341 to slide simultaneously, Movable plate 341 is slid into state B position by state A position, makes between this movable plate 341 and fixed plate 345 Producing breach, the water now discharged enters the first pyrogen from this breach and accommodates in district, with this region Calx fully reacts, and produces more heat.Therefore, it can as required, the rotation of tank body 110 in adjusting Gyration, thus when selecting once-through operation, puncture two each and every one liquid storing bags, or puncture four liquid storing bags, control The discharge of reaction water processed, thus the temperature of heating is controlled.

Or, it is heat foods when user only punctures two liquid storing bags 500 for the first time, then when sawtooth 120 Puncturing two liquid storing bags 500 makes water therein outflow to stop the rotation, and now movable plate is positioned at state A position, This described pyrogen accommodates differentiation and is divided into the first pyrogen receiving district being positioned within toroidal membrane and is positioned at Between toroidal membrane and outer tank body the second pyrogen accommodate district, after water in liquid storing bag 500 flows out, Entered the second pyrogen by weepage holes and accommodate district, accommodate the lime reaction in district with this second pyrogen, Produce heat.

If still want to heat the food do not eaten up, can also continue to make interior tank body 110 rotate in a clockwise direction, Drive sawtooth 120 and cross bar to rotate simultaneously, make sawtooth 120 puncture remaining two liquid storing bags 500, will wherein Water release, make cross bar 332 promote movable plate 341 to slide simultaneously, movable plate 341 is sliding by state A position Move to state B position, make to produce between this movable plate 341 and fixed plate 345 breach, the water now discharged Enter the first pyrogen from this breach and accommodate the lime reaction in district, with this region, again produce heat, Again heat.Therefore, this self-heating can pack device can by arrange multiple mutual separation liquid storing bag and Pyrogen accommodates district and realizes the purpose of heating for multiple times.

Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.

Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special The protection domain of profit should be as the criterion with claims.

Claims

1. a self-heating can pack device, it is characterised in that including:

Self-heating can pack device the most according to claim 1, it is characterised in that also include arranging Accommodate the toroidal membrane in district in pyrogen, described toroidal membrane includes movable plate and the fixed plate of arc, institute Stating fixed plate and be fixed on described outer pot bottom, described movable plate is movable with described fixed plate to be connected, and institute Stating movable plate to slide around described rotating shaft, this movable plate has state A position and state B position, described movement When plate is positioned at state A position, described movable plate and described fixed plate, with rotating shaft as the center of circle, are enclosed covert and are stated rotating shaft shape Become annulus, described pyrogen is accommodated differentiation and is divided into the first pyrogen receiving being positioned within toroidal membrane District and between toroidal membrane and outer tank body second pyrogen accommodate district, described weepage holes connection institute State heating chamber and accommodate district with described second pyrogen；When described movable plate is positioned at state B position, described movement It is provided with breach between plate and described fixed plate, described first pyrogen is accommodated district and the second pyrogen holds Na Qu connects.

Self-heating can pack device the most according to claim 2, it is characterised in that also include cross bar, Described cross bar one end is fixed in described rotating shaft, and the other end, towards described toroidal membrane, described movable plate sets Having the valve towards rotating shaft is protruding convex, the convex position of described valve is corresponding with the position of described cross bar, described horizontal stroke Bar can be resisted against with the rotation of rotating shaft described valve convex on, and promote described movable plate to slide；Described movement Plate and described fixed plate are provided with the draw-in groove and convex being mutually matched, for limiting the slip of described movable plate Track.

Self-heating can pack device the most according to claim 3, it is characterised in that described liquid storing bag Being four, described sawtooth is two groups, and described cross bar is two, and described fixed plate is two pieces, described movable plate It is two pieces, all with the rotary shaft of described inner canister as symmetrical centre, is symmetrical arranged；And described liquid storing bag is divided into two Group, often two described liquid storing bags of group are against layout.

Self-heating can pack device the most according to claim 3, it is characterised in that described valve is convex Being provided with buckling groove, described cross bar is provided with the clamping matched with this buckling groove and hooks.

Self-heating can pack device the most according to claim 1, it is characterised in that described liquid storing bag It is made up towards described interior tank body side of aluminium foil.

Self-heating can pack device the most according to claim 6, it is characterised in that described liquid storing bag Being made up of plastics partition, described plastics partition is fixed on described outer tank body inwall, and at described heating intracavity Form airtight liquid storing bag, and described plastics partition is made up of aluminium foil near interior tank body one end.

Self-heating can pack device the most according to claim 1, it is characterised in that described sawtooth Position is corresponding with the bottom of described liquid storing bag.

Self-heating can pack device the most according to claim 1, it is characterised in that described unidirectional rotation Rotary device is single direction rotation gear shaft；Described rotating shaft one end connects inner canister, the other end by single direction rotation device It is fixed on outer pot bottom through described dividing plate.

Self-heating can pack device the most according to claim 1, it is characterised in that in also including Cover and soupspoon, described interior cover is for closing the opening of described inner canister；Described interior cover and described outer cover Between be provided with receiving cavity, described soupspoon is arranged in described receiving cavity；Described inner canister lid be provided with for The draw ring of cover in opening.