CN203601773U

CN203601773U - Tank structure

Info

Publication number: CN203601773U
Application number: CN201320817891.0U
Authority: CN
Inventors: 徐丰逸
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-12
Filing date: 2013-12-12
Publication date: 2014-05-21
Anticipated expiration: 2023-12-12

Abstract

The utility model provides a tank structure which is suitable for direct vacuum packaging. The tank structure comprises a tank body unit, an inner cover unit and an outer cover unit. The inner cover unit comprises an inner cover body, a sealing washer and an air seal part, wherein the inner cover body is plugged into and covers an opening in the top end of the tank body unit, the sealing washer abuts against the portion between the tank body unit and the inner cover body in an air seal mode, and the air seal part is installed on an air hole of the inner cover body. The air seal part can change from the air seal position where the air hole is sealed to the air leakage position which is elastically pulled upwards and then makes the air hole exposed to leak air. Through the structural design of the tank body unit, the inner cover unit and the outer cover unit, the tank structure can be directly used for vacuum packaging of food materials, and is reusable and conveniently used for vacuum packaging and is environmentally friendly.

Description

Tank structure

Technical field

The utility model relates to a kind of tank body, particularly relates to one and can be used for vacuum-packed tank structure.

Background technology

During the vacuum packaging of food is processed at present, with the example that is packaged as of tealeaves, all first tealeaves to be packed into after bag, again this bag is carried out to vacuum packaging processing, and then tealeaves bag after treatment vacuum packaging is contained in the containers such as tea can and preserves and sell, so for tea grower, the packing of tealeaves sells need to prepare the bag that vacuum packaging is used simultaneously, and be installed in the container of this vacuum packaging bag, and in the time that customer opens this bag and removes the vacuum state of bag, this bag just cannot carry out vacuum preservation to food materials again, its reusability is low, this problem appears in the packing of other food materials too.In view of this, if the Vessel Designs such as tea can be become can directly vacuumize processing after being installed in food, and direct food vacuum is stored in this container, and make this container can repeat to vacuumize use, waste and the packing cost of packing consumptive material, also more environmental protection will be contributed to reduce.

Summary of the invention

The purpose of this utility model is to provide one can be directly used in the tank structure of vacuum packaging.

The utility model tank structure, be applicable to directly carry out vacuum packaging processing, and comprise one define the can body unit of an opening up accommodation space, a plug is loaded on cap unit within this can body unit, and a cover cap outside this can body unit outside cap unit.This interior cap unit comprises that a plug is loaded on this can body unit top ends and the interior lid of this accommodation space opening of cap seal, one is sheathed on the external and airtight tightening seal washer abutting against between this can body unit and this interior lid of this inner cap, and one be installed on this interior lid can elastic deformation gas seal member, this interior lid has one and runs through up and down the pore that is communicated with this accommodation space, this gas seal member is that airtight being installed in this pore spacingly worn in upper and lower embedding, and can be in the air-tight position of hermetic closed this pore, and one pulled by elasticity up and relatively move on this interior lid and make this pore expose disappointing losing heart to change between position.This outer cap unit is that this interior lid is compressed and is limited in ground, this can body unit cover cap and is installed on outside this can body unit.

Tank structure described in the utility model, this can body unit comprises an outer can body that defines this accommodation space, sealing packing ring is the spacing folded outer can body top end face that is against, this interior lid have one down airtight be pressed against sealing packing ring against ring portion, one from should down extending into the extension ring portion in this accommodation space against ring portion consubstantiality, and consubstantiality is fixed in this extension ring portion bottom and is equipped with the tegmental wall portion of this pore.

Tank structure described in the utility model, this outer can body has a upper downward-extension and opening up can body section, and one up extended and external diameter is less than the interlocking section of this can body section external diameter from this can body section top consubstantiality, and this interlocking section outer peripheral face be radially equipped with multiple outside its periphery is spaced apart interlocking protuberance, this outer cap unit comprises that a screw lock cover cap is also down pressed against this interlocking lid against ring portion outside this interlocking section, this interlocking lid inner peripheral surface be radially equipped with multiple within its periphery is spaced apart interlocking protuberance, and this interlocking lid can rotate and described interior interlocking protuberance upper and lower clip relative to described outer interlocking protuberance located relative to this outer can body.

Tank structure described in the utility model, this can body unit comprises an outer can body, an and interior can body that is mounted in this outer can body and defines this accommodation space, sealing packing ring is spacing folded this can body unit top end face that is against, this interior lid have one down airtight be pressed against sealing packing ring against ring portion, one from should down extending into the extension ring portion in this accommodation space against ring portion consubstantiality, and consubstantiality is fixed in this extension ring portion bottom and is equipped with the tegmental wall portion of this pore.

Tank structure described in the utility model, this outer can body has an opening up and spacer ring and is around in the can body section of this interior can body radial outside, and one up extended and external diameter is less than this can body section external diameter and is fixed by socket the interlocking section in this interior can body top ends from this can body section top consubstantiality, and this interlocking section outer peripheral face be radially equipped with multiple outside its periphery is spaced apart interlocking protuberance, this outer cap unit comprises that a screw lock cover cap is also down pressed against this interlocking lid against ring portion outside this interlocking section, this interlocking lid inner peripheral surface be radially equipped with multiple within its periphery is spaced apart interlocking protuberance, and this interlocking lid can rotate and described interior interlocking protuberance upper and lower clip relative to described outer interlocking protuberance located relative to this outer can body.

Tank structure described in the utility model, this outer can body also there is one in this consubstantiality footpath, interlocking section top is yearned for and down bending extend in this interior can body, and with radially coated section of inside and outside clamping this interior can body top ends of this interlocking section.

Tank structure described in the utility model, this interlocking lid has one and is down pressed against this against top wall portion within ring portion, this outer cap unit also comprise a mounting cup be placed on this interlocking lid outer outside lid, this outer cover has one and is located at interval at top wall portion outside this inner roof wall portion top, and this outer cap unit also comprises a strut member staying on up and down between this inner roof wall portion and this outer top wall portion.

Tank structure described in the utility model, this gas seal member has one can down be arranged in to upper and lower displacement the cartridge part in this pore, an airtight portion that is radially based in this cartridge part outer peripheral face and is positioned at this pore top, an and limiting section that is radially based in this cartridge part outer peripheral face and is positioned at this pore below, in the time that this gas seal member is positioned at this air-tight position, this airtight portion is that down airtight stopper seals this pore top end opening, in the time that this gas seal member is positioned at this disappointing position, this airtight portion moves on being and departs from this pore.

Tank structure described in the utility model, this airtight portion and this limiting section are to be all up the inverted cone shape of footpath expansion gradually.

Tank structure described in the utility model, this interior cap unit also comprises a lifting piece that is mounted on this tegmental wall portion of this interior lid.

The beneficial effects of the utility model are: by the structure design of this can body unit, this interior cap unit and this outer cap unit, make the utility model tank structure can be directly used in the vacuum packaging operation of food materials, and reusable, a kind of convenience is for the tank structure design of vacuum packaging and quite environmental protection.

Accompanying drawing explanation

Fig. 1 is the three-dimensional exploded view of one of the utility model tank structure preferred embodiment;

Fig. 2 is the side cutaway view of this preferred embodiment;

Fig. 3 is the partial enlarged drawing of Fig. 2, and a situation when gas seal member is positioned at an air-tight position is described;

Fig. 4 is the partial enlarged drawing of similar Fig. 3, and situation when this gas seal member is positioned at a disappointing position is described.

The specific embodiment

Below in conjunction with drawings and Examples, the utility model is elaborated.

As shown in Figure 1, 2, 3, the preferred embodiment of the utility model tank structure, is applicable to be installed in after food materials, be directly placed in a vacuum packaging equipment and carry out vacuum packaging processing, and this tank structure can remain on negative pressure state for a long time.

This tank structure comprise a can body unit that defines an opening up accommodation space 30 3, one removably airtight stopper be loaded on these can body unit 3 top ends and cap unit 4 within these accommodation space 30 openings of cap seal, and one cover these interior cap unit 4 ground cover caps be installed on these can body unit 3 top sections outer outside cap unit 5.

This can body unit 3 comprise one opening up outside can body 31, and one be installed in the interior can body 32 that is fixed in this outer can body 31 and defines this accommodation space 30.This outer can body 31 has a upper downward-extension and opening up and spacer ring and is around in the can body section 311 of these interior can body 32 radial outsides, one is up extended and external diameter is less than these can body section 311 external diameters and is fixed by socket in the interlocking section 312 of these interior can body 32 top ends outer peripheral faces from these can body section 311 top consubstantialities, and one in this interlocking section 312 consubstantiality footpaths, top are yearned for and down bending extend into coated section 314 in this interior can body 32, and this coated section 314 is to be fixed on this interior can body 32 top ends with the radially inside and outside clamping connection of this interlocking section 312, this interior can body 32 is mounted and is limited in this outer can body 31, these interlocking section 312 outer peripheral faces be radially equipped with multiple outside its periphery is spaced apart interlocking protuberance 313.

In the present embodiment, this outer can body 31 can be metal material or plastic cement material, and can be light-permeable plastic cement material, and interior can body 32 can be metal material, plastic cement material or papery.

This interior cap unit 4 comprises that a plug is loaded on these can body unit 3 top ends and the sheathed lifting piece 43 that is fixed on the outer tightening seal washer of this interior lid 41 42, and is mounted on this interior lid 41 of the interior lid 41 of these accommodation space 30 openings of cap seal,, and one wears the gas seal member 44 that is installed on this interior lid 41.This interior lid 41 has the tegmental wall portion 411 of a horizontal sheet, consubstantiality and is fixed in the extension ring portion 413 of the ring-type that these tegmental wall portion 411 peripheries up extend, and one from these extension ring portion 413 apical margins radially bending extension outward against ring portion 414, and this tegmental wall portion 411 is equipped with one and runs through up and down the pore 412 that is communicated with this accommodation space 30.

Sealing packing ring 42 is sheathed this extension ring portion 413 tops of being fixed on, and spacing abutting against in this against ring portion 414 belows, this lifting piece 43 is to be mounted on this tegmental wall portion 411 with its bottom, and is uprightly arranged at this tegmental wall portion 411, can be for lifting with interlock this interior lid 41 of taking.

This gas seal member 44 is to be made up of material that can elastic stretching distortion, such as silica gel or rubber etc.This gas seal member 44 be can upper and lower displacement ground embedding wear and be limited in this pore 412, there is a cartridge part that extends through up and down this pore 412 441, an airtight portion 442 that is radially based in these 441 centre portions surfaces, cartridge part and is positioned at these tegmental wall portion 411 tops, and a limiting section 443 that is radially based in these 441 sections surfaces, bottom, cartridge part and is positioned at these tegmental wall portion 411 belows.These cartridge part 441 external diameters are less than this pore 412 apertures, between this limiting section 443 and this airtight portion 442, distance is greater than this tegmental wall portion 411 thickness, and this airtight portion 442 is to be all from lower to upper the inverted cone shape of footpath expansion gradually with this limiting section 443, and outside both, footpath is all greater than this pore 412 apertures.

As shown in Figure 2,3, 4, this gas seal member 44 can be driven and relatively the upper and lower displacement between an air-tight position and a disappointing position of this interior lid 41 change, in the time being positioned at this air-tight position, this airtight portion 442 of this gas seal member 44 down fills in to be butted on this pore 412 top ends, and hermetic closed these pore 412 top end openings, in the time being positioned at this disappointing position, this airtight portion 442 pulled by elasticity up and relatively this interior lid 41 up move apart this pore 412, make this pore 412 expose and be communicated with ambient atmosphere.

This outer cap unit 5 comprise an interlocking lid 51, one be coated and fixed on this interlocking lid 51 outer outside lid 52, an and strut member 53 being installed between this interlocking lid 51 and this outer cover 52.This interlocking lid 51 have an inner roof wall portion 511, one from these inner roof wall portion 511 periphery consubstantialities the internal ring wall portion 512 toward the ring-type of downward-extension, and be multiplely based in that these internal ring wall portion 512 inner peripheral surfaces radially project and interlocking protuberance 513 within these internal ring wall portion 512 peripheries are spaced apart.This outer cover 52 have one be located at interval at outside these inner roof wall portion 511 tops top wall portion 521, one from these outer top wall portion 521 periphery consubstantialities toward downward-extension and abut against rampart portion 522 outside these internal ring wall portion 512 outer peripheral faces, and one in these external annulus portion 522 root edge consubstantiality footpaths are yearned for roll extrusion be coated on the portion 523 that is coated at these internal ring wall portion 512 root edge positions.This strut member 53 is the ring-types of presenting downward-extension, and is to shore to be up and down positioned between this inner roof wall portion 511 and this outer top wall portion 521 forward surfaces.

When the utility model tank structure is used for food materials to carry out vacuum packaging, first food materials are put into after this accommodation space 30 of this can body unit 3, this interior lid 41 is down filled in to this accommodation space 30, the related sealing packing ring 42 that makes is toward folded these coated section 314 apical margins that are against this outer can body 31 of lower limit, then, by these outer cap unit 5 cover caps outside the interlocking section 312 of this outer can body 31, and rotate this outer cap unit 5 relative to this can body unit 3, upper and lower clip relative to outer interlocking protuberance 313 is spacing respectively to make interior interlocking protuberance 513, cause this relative this can body unit 3 of outer cap unit 5 to move down, make this this inner roof wall portion 511 of this interlocking lid 51 be down pressed against this interior lid 41 should be against ring portion 414, order about this against the relative upper and lower airtight sealing packing ring 42 that clips of the coated section 314 of ring portion 414 and this, just complete the assembling of this tank structure.

Now, between this interior cap unit 4 and this can body unit 3, can remain on because of sealing packing ring 42 airtight joint state, airtight joint completely not between this outer cap unit 5 and this can body unit 3, that is to say, the space between this interior lid 41 and this outer cover 52 is to be communicated with ambient atmosphere.

Finally, this tank structure that is installed in food materials is inserted in a vaccum-pumping equipment and vacuumized processing, under the usual state not yet vacuumizing, the free upper and lower displacement of this interior lid 41 relatively of this gas seal member 44, therefore, under the negative pressure suction force effect of this vaccum-pumping equipment inside, for keeping equilibrium of pressure, air in this accommodation space 30 can flow toward relatively low pressure place, so up pushing tow is held this gas seal member 44, make this gas seal member 44 be changed to this disappointing position, and gradually via the gap between this pore 412 and this outer cap unit 5 and this interior cap unit 4, gap between this outer cap unit 5 and this can body unit 3 is pulled out.

In the time being pumped to a specific degree of vacuum, just can close the action of bleeding of this vaccum-pumping equipment, now, this gas seal member 44 can down drop because of gravity, and with these folded this pore 412 upper edges that are against of airtight portion 442.In inner moment of recovering a bar pressure of this vaccum-pumping equipment, can be because the space outside relative this interior lid 41 of this accommodation space 30 be to be negative pressure state, so can produce negative-pressure sucking in these pore 412 places, and folded this airtight portion that is against these pore 412 apical margins down can be attracted to clog this pore 412 442 moments, make this gas seal member 44 be changed to this air-tight position, and reach the object of hermetic closed this accommodation space 30, and because the negative-pressure sucking of this accommodation space 30 meeting sustainable existence, so this gas seal member 44 can continue to remain on this air-tight position, so can maintain for a long time the interior negative pressure state of this accommodation space 30, and then reach the object with the direct vacuum packaging food materials of this tank structure.

Complete after vacuum packaging, even if this outer cap unit 5 is opened, this interior cap unit 4 still can be subject to the interior suction function of this accommodation space 30, and is fixed on this can body unit 3 by airtight absorption securely.In the time will taking the food materials that are installed in, up this cartridge part 441 of this gas seal member 44 of elasticity drawing of this interior lid 41 relatively, up depart from this pore 412 to order about this airtight portion 442, outside air is entered in this accommodation space 30 via this pore 412, and remove the negative pressure state of this accommodation space 30, and now, just can be by up lifting the mode of this lifting piece 43, this interior lid 41 is opened, these accommodation space 30 openings are exposed and can be for taking food materials.And all not destroyed because of all members of this tank structure, process to carry out the vacuum packaging of food materials so can be recycled and reused for again to vacuumize.

In the present embodiment, this can body unit 3 is to be designed to double-decker with this outer cap unit 5, can design by this outer can body 31 and the printing opacity of this outer cover 52, and coordinate pattern or the colour planning on surface outside this interior can body 32 and this interlocking lid 51, carry out advertisement or produce special visual effect, but while enforcement, not as limit, and also can only adopt single layer structure design, namely not adopt this interior can body 32 and this outer cover 52 and this strut member 53.

In sum; by the structure design of this can body unit 3, this interior cap unit 4 and this outer cap unit 5; make the utility model tank structure can be directly used in the vacuum packaging operation of food materials; can save the packaging bag that existing vacuum operation often can be used; and this tank structure can be recycled and reused for vacuum packaging again; reusing is high, is the tank structure design of a kind of convenience for vacuum packaging food materials and quite environmental protection.Therefore, really can reach the object of the utility model.

Claims

1. a tank structure, be applicable to directly carry out vacuum packaging processing, this tank structure comprises a can body unit that defines an opening up accommodation space, a plug is loaded on cap unit within this can body unit, and a cover cap outside this can body unit outside cap unit, it is characterized in that: this interior cap unit comprises that a plug is loaded on this can body unit top ends and the interior lid of this accommodation space opening of cap seal, one is sheathed on the external and airtight tightening seal washer abutting against between this can body unit and this interior lid of this inner cap, and one be installed on this interior lid can elastic deformation gas seal member, this interior lid has one and runs through up and down the pore that is communicated with this accommodation space, this gas seal member is that airtight being installed in this pore spacingly worn in upper and lower embedding, and can be in the air-tight position of hermetic closed this pore, and one pulled by elasticity up and relatively move on this interior lid and make this pore expose disappointing losing heart between position to change, this outer cap unit is that this interior lid is compressed and is limited in ground, this can body unit cover cap and is installed on outside this can body unit.

2. tank structure as claimed in claim 1, it is characterized in that: this can body unit comprises an outer can body that defines this accommodation space, sealing packing ring is the spacing folded outer can body top end face that is against, this interior lid have one down airtight be pressed against sealing packing ring against ring portion, one from should down extending into the extension ring portion in this accommodation space against ring portion consubstantiality, and consubstantiality is fixed in this extension ring portion bottom and is equipped with the tegmental wall portion of this pore.

3. tank structure as claimed in claim 2, it is characterized in that: this outer can body has a upper downward-extension and opening up can body section, and one up extended and external diameter is less than the interlocking section of this can body section external diameter from this can body section top consubstantiality, and this interlocking section outer peripheral face be radially equipped with multiple outside its periphery is spaced apart interlocking protuberance, this outer cap unit comprises that a screw lock cover cap is also down pressed against this interlocking lid against ring portion outside this interlocking section, this interlocking lid inner peripheral surface be radially equipped with multiple within its periphery is spaced apart interlocking protuberance, and this interlocking lid can rotate and described interior interlocking protuberance upper and lower clip relative to described outer interlocking protuberance located relative to this outer can body.

4. tank structure as claimed in claim 1, it is characterized in that: this can body unit comprises an outer can body, an and interior can body that is mounted in this outer can body and defines this accommodation space, sealing packing ring is spacing folded this can body unit top end face that is against, this interior lid have one down airtight be pressed against sealing packing ring against ring portion, one from should down extending into the extension ring portion in this accommodation space against ring portion consubstantiality, and consubstantiality is fixed in this extension ring portion bottom and is equipped with the tegmental wall portion of this pore.

5. tank structure as claimed in claim 4, it is characterized in that: this outer can body has an opening up and spacer ring and be around in the can body section of this interior can body radial outside, and one up extended and external diameter is less than this can body section external diameter and is fixed by socket the interlocking section in this interior can body top ends from this can body section top consubstantiality, and this interlocking section outer peripheral face be radially equipped with multiple outside its periphery is spaced apart interlocking protuberance, this outer cap unit comprises that a screw lock cover cap is also down pressed against this interlocking lid against ring portion outside this interlocking section, this interlocking lid inner peripheral surface be radially equipped with multiple within its periphery is spaced apart interlocking protuberance, and this interlocking lid can rotate and described interior interlocking protuberance upper and lower clip relative to described outer interlocking protuberance located relative to this outer can body.

6. tank structure as claimed in claim 5, is characterized in that: this outer can body also there is one in this consubstantiality footpath, interlocking section top is yearned for and down bending extend in this interior can body, and with radially coated section of inside and outside clamping this interior can body top ends of this interlocking section.

7. the tank structure as described in claim 3 or 5, it is characterized in that: this interlocking lid has one and is down pressed against this against top wall portion within ring portion, this outer cap unit also comprise a mounting cup be placed on this interlocking lid outer outside lid, this outer cover has one and is located at interval at top wall portion outside this inner roof wall portion top, and this outer cap unit also comprises a strut member staying on up and down between this inner roof wall portion and this outer top wall portion.

8. the tank structure as described in claim 1,2 or 4, it is characterized in that: this gas seal member has one can down be arranged in to upper and lower displacement the cartridge part in this pore, an airtight portion that is radially based in this cartridge part outer peripheral face and is positioned at this pore top, an and limiting section that is radially based in this cartridge part outer peripheral face and is positioned at this pore below, in the time that this gas seal member is positioned at this air-tight position, this airtight portion is that down airtight stopper seals this pore top end opening, in the time that this gas seal member is positioned at this disappointing position, this airtight portion moves on being and departs from this pore.

9. tank structure as claimed in claim 8, is characterized in that: this airtight portion and this limiting section are to be all up the inverted cone shape of footpath expansion gradually.

10. the tank structure as described in claim 2 or 4, is characterized in that: this interior cap unit also comprises a lifting piece that is mounted on this tegmental wall portion of this interior lid.