CN102730320A - High-pressure nitrogen freshness-keeping container and method for keeping freshness of product using same - Google Patents
High-pressure nitrogen freshness-keeping container and method for keeping freshness of product using same Download PDFInfo
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- CN102730320A CN102730320A CN201210236983XA CN201210236983A CN102730320A CN 102730320 A CN102730320 A CN 102730320A CN 201210236983X A CN201210236983X A CN 201210236983XA CN 201210236983 A CN201210236983 A CN 201210236983A CN 102730320 A CN102730320 A CN 102730320A
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- high pressure
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- storage area
- pressure nitrogen
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Abstract
The invention relates to a high-pressure nitrogen freshness-keeping container which comprises a sealed housing internally provided with a storage space, wherein the storage space of the sealed housing is internally provided with a product requiring freshness keeping and filled with high-pressure nitrogen, the pressure of the high-pressure nitrogen in the storage space is 0.01kg/cm<2>-8kg/cm<2>, the pressure is set according to the pressure-proof degree of the product requiring freshness keeping, and the pressure of the high-pressure nitrogen is preferably 0.5kg/cm<2>-1.5kg/cm<2>, so that most of bacteria can be killed, the bacteria can not grow, the freshness-keeping effect is good, and when the pressure of the high-pressure nitrogen freshness-keeping container and the product requiring freshness keeping is reduced, the quality guarantee period can be prolonged in multiples, and the high-pressure nitrogen freshness-keeping container is simple in structure. The invention further relates to a method for keeping the freshness of the product using the high-pressure nitrogen freshness-keeping container. The antioxidation can be realized by means of nitrogen freshness-keeping, the microorganism bacteria can be killed due to high pressure, the higher the pressure is, the more killed bacteria are, the higher the nitrogen pressure is, the lower the temperature is, and the better freshness-keeping effect can be achieved.
Description
Technical field
The present invention relates to product preservation technique field, relate in particular to a kind of high pressure nitrogen antistaling container and utilize it that product is carried out fresh-keeping method.
Background technology
Existing being used for the fresh-keeping antistaling container of product (like food) such as various plastic bag, aluminium foil case etc., all is to vacuumize or the container of minute-pressure, and fresh keeping time is short; Container can not bear pressure, and can bear all too big or complex structure of container of pressure, can't apply in the life variety of products to be stored; And store not know also whether secluding air is arranged, whether leak gas, and do not have pressure; Bacterium still can grow in receptacle, and product rots easily.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of high pressure nitrogen antistaling container,, can make the quality guarantee period prolong several times and simple in structure through in antistaling container, charging into high pressure nitrogen.
Another purpose of the present invention is to provide a kind of and utilizes above-mentioned high pressure nitrogen antistaling container that product is carried out fresh-keeping method.
For realizing above-mentioned purpose; The present invention provides a kind of high pressure nitrogen antistaling container; Comprise that inside is provided with the closed shell of storage area, being placed with in the storage area of said closed shell needs fresh-keeping product and has charged into high pressure nitrogen, and the pressure of said storage area inner high voltage nitrogen is 0.01kg/cm
2～8kg/cm
2
The pressure of said storage area inner high voltage nitrogen is preferably 0.5kg/cm
2～1.5kg/cm
2
Said closed shell is provided with air-filled pore and deflation hole, and said air-filled pore and deflation hole place are provided with valve respectively.
Said closed shell comprises lower cover and the loam cake that combines with said lower cover, said air-filled pore and deflation hole be located at cover or under cover.
Said lower cover and on be placed on the junction and be respectively equipped with the screw thread that cooperatively interacts, and connect through said screw thread, said lower cover and on to cover set screw position rounded, said lower cover and loam cake connection are provided with seal ring or on screw thread, are surrounded by one deck flexible glue.
The fresh-keeping product of said need is a food.
Said lower cover and loam cake are processed by metal or high pressure resistant plastics.
For realizing above-mentioned purpose, the present invention also provides a kind of high pressure nitrogen antistaling container that utilizes that product is carried out fresh-keeping method, comprises the steps:
Step 1, the high pressure nitrogen antistaling container is provided, said high pressure nitrogen antistaling container comprises that inside is provided with the closed shell of storage area;
Step 2, open closed shell, need fresh products put into the closed shell that closes again behind the storage area;
Step 3, with the air exhaustion in the storage area of high pressure nitrogen antistaling container and in the storage area, charge into high pressure nitrogen, the pressure of said storage area inner high voltage nitrogen is 0.01kg/cm
2～8kg/cm
2, the pressure values of said high pressure nitrogen is according to the withstand voltage degree set of the fresh-keeping product of need.
Said closed shell comprises lower cover and the loam cake that combines with said lower cover, and said closed shell is provided with air-filled pore and deflation hole, said air-filled pore and deflation hole and be respectively equipped with valve; Said step 2 is specially: open loam cake, the product that need are fresh-keeping is put into lower cover, and lid then closes; Said step 3 is specially: open the valve of air-filled pore and the valve of deflation hole simultaneously earlier, utilize nitrogen filler in the storage area, to charge into high pressure nitrogen by air-filled pore, the air in the storage area is discharged by deflation hole; After the air in the storage area has been arranged; Close the valve of deflation hole, continue in the storage area, to charge into nitrogen, when nitrogen reaches predetermined value in the storage area; Close the valve of air-filled pore, in the storage area, obtain 0.01kg/cm
2～8kg/cm
2High pressure nitrogen.
The pressure of said storage area inner high voltage nitrogen is preferably 0.5kg/cm
2～1.5kg/cm
2
Beneficial effect of the present invention: high pressure nitrogen antistaling container of the present invention, can store high pressure nitrogen, than the existing packing of product and container better sealing effectiveness is arranged; Better compressive resistance be fit to multiple product is carried out Preservation Treatment, and nitrogen occupies at most at air; Use not to the utmost, the nitrogen machine that grows on trees all has the inflated with nitrogen machine like food factory or vehicle repairing factory; The family of small-sized nitrogen machine all can buy, so use very convenient; Through valve being set at air-filled pore and deflation hole place, open blow off valve when taking, put gas and opened the high pressure nitrogen antistaling container again and take; Easy to use and can repeated usage, thus cost saved, in addition; The high pressure nitrogen antistaling container is simple in structure, and method for making and cost are low; The present invention utilizes the high pressure nitrogen antistaling container that product is carried out fresh-keeping method, through to the high pressure nitrogen antistaling container to charging into 0.01kg/cm
2～8kg/cm
2High pressure nitrogen, can make needs the fresh products starvation carry out oxidation resistanct fresh-keeping, and the effective kill microorganisms bacterium of high pressure energy; The high more killing bacteria of pressure is many more; The big more temperature of nitrogen pressure is low more, reaches better fresh-keeping effect, can make the quality guarantee period prolong several times.
For further setting forth technological means and the effect that the present invention takes for the predetermined purpose of realization; See also following about detailed description of the present invention and accompanying drawing; Believe the object of the invention, characteristic and characteristics; Should obtain thus going deep into and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing, describe in detail through specific embodiments of the invention, will make technical scheme of the present invention and other beneficial effects obvious.
In the accompanying drawing,
Fig. 1 is the birds-eye view of a preferred embodiment of high pressure nitrogen antistaling container of the present invention.
Fig. 2 is the cutaway view of high pressure nitrogen antistaling container shown in Figure 1 along the A-A knot.
Fig. 3 is the decomposing schematic representation of Fig. 2, the fresh-keeping product of wherein not shown need.
The specific embodiment
To shown in Figure 3, be a preferred embodiment of high pressure nitrogen antistaling container of the present invention like Fig. 1.
This high pressure nitrogen antistaling container; Comprise that inside is provided with the closed shell 10 of storage area 11; Being placed with in the storage area 11 of said closed shell 10 needs fresh-keeping product 20 and has charged into high pressure nitrogen 30, and the pressure of said storage area 11 inner high voltage nitrogen 30 is 0.01kg/cm
2～8kg/cm
2The pressure size of high pressure nitrogen 30 is according to the withstand voltage degree set of pressure of the fresh-keeping product 20 of need, and flexible products is established and hanged down a bit, and the hard product is established height a bit, and the pressure of said high pressure nitrogen 30 is preferably 0.5kg/cm
2～1.5kg/cm
2, because at 1kg/cm
2The pressure that left and right sides pressure is produced can kill the bacterium of the overwhelming majority, and bacterium can not grow, good refreshing effect, and 1kg/cm
2Left and right sides pressure can effectively be protected the high pressure nitrogen antistaling container and need fresh-keeping product 20 high pressure nitrogen antistaling container and the moderate pressure that needs fresh-keeping product 20 to be produced.
Said closed shell 10 is provided with air-filled pore 102 and deflation hole 104, and said air-filled pore 102 is provided with valve 106 respectively with deflation hole 104 places.Said valve 106 can adopt and existing knownly can be used for inflating and the various valves of exhaust valve inside for example.
Said closed shell 10 comprises lower cover 12 and the loam cake 13 that combines with said lower cover 12, and said air-filled pore 102 is located on the loam cake 13 with deflation hole 104 or on the lower cover 12, in the present embodiment, said air-filled pore 102 is located on the loam cake 13 with deflation hole 104.
Said lower cover 12 is respectively equipped with the screw thread 121,131 that cooperatively interacts with loam cake 13 in the junction, and connects through said screw thread 121,131, and set screw thread 121,131 positions are rounded on said lower cover 12 and the loam cake 13.In the present embodiment, screw thread 121 is that outside thread, screw thread 131 are negative thread.
Said lower cover 12 and loam cake 13 connections can be provided with seal ring or go up bag one deck flexible glue at screw thread 121 (perhaps 131), and to improve the leak tightness between lower cover 12 and the loam cake 13, in the present embodiment, said lower cover 12 and loam cake 13 connections are provided with seal ring 14.
Said lower cover 12 is processed by metal or high pressure resistant plastics with loam cake 13.
The present invention also provides a kind of high pressure nitrogen antistaling container that utilizes that product is carried out fresh-keeping method, comprises the steps:
Step 1, the high pressure nitrogen antistaling container is provided, said high pressure nitrogen antistaling container comprises that inside is provided with the closed shell 10 of storage area 11;
Step 2, open closed shell 10, need fresh products 20 put into the closed shell 10 that closes again behind the storage area 11;
Step 3, with the air exhaustion in the storage area of high pressure nitrogen antistaling container 11 and in said storage area, charge into high pressure nitrogen 30, the pressure of said storage area 11 inner high voltage nitrogen 30 is 0.01kg/cm
2～8kg/cm
2, the pressure values of said high pressure nitrogen 30 is according to the withstand voltage degree set of the fresh-keeping product of need.
Said closed shell 10 comprises lower cover 12 and the loam cake 13 that combines with said lower cover 12, and said closed shell 10 is provided with air-filled pore 102 and deflation hole 104, and said air-filled pore 102 is with deflation hole 104 and be respectively equipped with valve 106; Said step 2 is specially: open loam cake 13, need put into lower cover 12 by fresh products 20, close then and cover 13; Said step 3 is specially: open earlier the valve 106 of air-filled pore 102 and the valve 106 of deflation hole 104 simultaneously; Utilize nitrogen filler in storage area 11, to charge into high pressure nitrogen by air-filled pore 102; Air in the storage area is discharged by deflation hole 104, after the air in the storage area 11 has been arranged, close the valve 106 of deflation hole 104; Continuation charges into nitrogen in storage area 11; When nitrogen reaches predetermined value in the storage area 11, close the valve 106 of air-filled pore 102, in storage area 11, obtain 0.01kg/cm
2～8kg/cm
2High pressure nitrogen 30.
The pressure of said storage area 11 inner high voltage nitrogen 30 is preferably 0.5kg/cm
2～1.5kg/cm
2
During product 20 in needs are taken high pressure nitrogen 30 antistaling containers, only need open the valve 106 of deflation hole 104, discharge high pressure nitrogen 30 earlier, and then open, very easy to use.
Above-mentioned high pressure nitrogen antistaling container can store high pressure nitrogen, than the existing packing of product and container better sealing effectiveness is arranged; Better compressive resistance be fit to multiple product is carried out Preservation Treatment, and nitrogen occupies at most at air; Use not to the utmost, the nitrogen machine that grows on trees all has the inflated with nitrogen machine like food factory or vehicle repairing factory; The family of small-sized nitrogen machine all can buy, so use very convenient; Through valve being set at air-filled pore and deflation hole place, open blow off valve when taking, put gas and opened the high pressure nitrogen antistaling container again and take; Easy to use and can repeated usage, thus cost saved, in addition; The high pressure nitrogen antistaling container is simple in structure, and method for making and cost are low; The present invention utilizes the high pressure nitrogen antistaling container that product is carried out fresh-keeping method, through to the high pressure nitrogen antistaling container to charging into 0.01kg/cm
2～8kg/cm
2High pressure nitrogen, can make needs the fresh products starvation carry out oxidation resistanct fresh-keeping, and the effective kill microorganisms bacterium of high pressure energy, the high more killing bacteria of pressure is many more, the big more temperature of nitrogen pressure is low more, reaches better fresh-keeping effect, can make the quality guarantee period prolong several times
The above; For the person of ordinary skill of the art; Can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of accompanying Claim of the present invention.
Claims (10)
1. high pressure nitrogen antistaling container; It is characterized in that; Comprise that inside is provided with the closed shell of storage area, being placed with in the storage area of said closed shell needs fresh-keeping product and has charged into high pressure nitrogen, and the pressure of said storage area inner high voltage nitrogen is 0.01kg/cm
2～8kg/cm
2
2. high pressure nitrogen antistaling container as claimed in claim 1 is characterized in that, the pressure of said storage area inner high voltage nitrogen is 0.5kg/cm
2～1.5kg/cm
2
3. high pressure nitrogen antistaling container as claimed in claim 1 is characterized in that said closed shell is provided with air-filled pore and deflation hole, and said air-filled pore and deflation hole place are provided with valve respectively.
4. high pressure nitrogen antistaling container as claimed in claim 3 is characterized in that, said closed shell comprises lower cover and the loam cake that combines with said lower cover, said air-filled pore and deflation hole be located at cover or under cover.
5. high pressure nitrogen antistaling container as claimed in claim 4; It is characterized in that; Said lower cover and on be placed on the junction and be respectively equipped with the screw thread that cooperatively interacts; And connect through said screw thread, and said lower cover and on to cover set screw position rounded, said lower cover and loam cake connection are provided with seal ring or on screw thread, are surrounded by one deck flexible glue.
6. high pressure nitrogen antistaling container as claimed in claim 4 is characterized in that, the fresh-keeping product of said need is a food.
7. high pressure nitrogen antistaling container as claimed in claim 1 is characterized in that, said lower cover and loam cake are processed by metal or high pressure resistant plastics.
8. one kind is utilized the high pressure nitrogen antistaling container that product is carried out fresh-keeping method, it is characterized in that, comprises the steps:
Step 1, the high pressure nitrogen antistaling container is provided, said high pressure nitrogen antistaling container comprises that inside is provided with the closed shell of storage area;
Step 2, open closed shell, the product that need are fresh-keeping is put into the closed shell that closes again behind the storage area;
Step 3, with the air exhaustion in the storage area of high pressure nitrogen antistaling container and in the storage area, charge into high pressure nitrogen, the pressure of said storage area inner high voltage nitrogen is 0.01kg/cm
2～8kg/cm
2, the pressure values of said high pressure nitrogen is according to the withstand voltage degree set of the fresh-keeping product of need.
9. the high pressure nitrogen antistaling container that utilizes as claimed in claim 8 carries out fresh-keeping method to product; It is characterized in that; Said closed shell comprises lower cover and the loam cake that combines with said lower cover; Said closed shell is provided with air-filled pore and deflation hole, said air-filled pore and deflation hole and be respectively equipped with valve; Said step 2 is specially: open loam cake, the product that need are fresh-keeping is put into lower cover, and lid then closes; Said step 3 is specially: open the valve of air-filled pore and the valve of deflation hole simultaneously earlier, utilize nitrogen filler in the storage area, to charge into high pressure nitrogen by air-filled pore, the air in the storage area is discharged by deflation hole; After the air in the storage area has been arranged; Close the valve of deflation hole, continue in the storage area, to charge into nitrogen, when nitrogen reaches predetermined value in the storage area; Close the valve of air-filled pore, in the storage area, obtain 0.01kg/cm
2～8kg/cm
2High pressure nitrogen.
10. the high pressure nitrogen antistaling container that utilizes as claimed in claim 8 carries out fresh-keeping method to product, it is characterized in that, the pressure of said storage area inner high voltage nitrogen is 0.5kg/cm
2～1.5kg/cm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210236983XA CN102730320A (en) | 2012-07-09 | 2012-07-09 | High-pressure nitrogen freshness-keeping container and method for keeping freshness of product using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210236983XA CN102730320A (en) | 2012-07-09 | 2012-07-09 | High-pressure nitrogen freshness-keeping container and method for keeping freshness of product using same |
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| Publication Number | Publication Date |
|---|---|
| CN102730320A true CN102730320A (en) | 2012-10-17 |
Family
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|---|---|---|---|
| CN201210236983XA Pending CN102730320A (en) | 2012-07-09 | 2012-07-09 | High-pressure nitrogen freshness-keeping container and method for keeping freshness of product using same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107010324A (en) * | 2017-05-03 | 2017-08-04 | 闽榕茶业有限公司 | A kind of nitrogen-preparing carbon molecular sieves tea can |
| CN108618576A (en) * | 2017-03-20 | 2018-10-09 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and sterilization control method |
| CN111493138A (en) * | 2020-04-23 | 2020-08-07 | 陕西师范大学 | Storage and preservation method of fresh strawberries |
| CN112623462A (en) * | 2020-12-17 | 2021-04-09 | 王瑞雪 | Controlled atmosphere fresh-keeping package for meat products |
| CN113134496A (en) * | 2021-04-29 | 2021-07-20 | 哈动国家水力发电设备工程技术研究中心有限公司 | Method for removing microorganisms attached to pipelines of pumped storage unit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108618576A (en) * | 2017-03-20 | 2018-10-09 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and sterilization control method |
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| CN111493138A (en) * | 2020-04-23 | 2020-08-07 | 陕西师范大学 | Storage and preservation method of fresh strawberries |
| CN112623462A (en) * | 2020-12-17 | 2021-04-09 | 王瑞雪 | Controlled atmosphere fresh-keeping package for meat products |
| CN113134496A (en) * | 2021-04-29 | 2021-07-20 | 哈动国家水力发电设备工程技术研究中心有限公司 | Method for removing microorganisms attached to pipelines of pumped storage unit |
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Application publication date: 20121017 |