CN1080691C - Freshness preserving equipment for vegetable and fruit - Google Patents
Freshness preserving equipment for vegetable and fruit Download PDFInfo
- Publication number
- CN1080691C CN1080691C CN99123834A CN99123834A CN1080691C CN 1080691 C CN1080691 C CN 1080691C CN 99123834 A CN99123834 A CN 99123834A CN 99123834 A CN99123834 A CN 99123834A CN 1080691 C CN1080691 C CN 1080691C
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- electromagnetic valve
- vegetable
- fruit
- tank
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention relates to a fresh keeping device for vegetables and fruits, particularly to a fresh keeping device for the storage of vegetables and fruits by using vacuum and nitrogen match. The present invention is characterized in that a vacuum pump is connected with a negative pressure tank by an electromagnetic valve. One end of a positive pressure cylinder, one end of an oxygen storing tank and one end of a nitrogen storing tank are connected together by the electromagnetic valve. The other end of the positive pressure tank is connected with an air compressor by the electromagnetic valve. Two ends of the nitrogen tank and two ends of the oxygen storing tank are connected with the electromagnetic valve on one end of the negative pressure tank. One pipeline section of the negative pressure tank is connected with an ozone generator and is connected with a fresh keeping tank by the electromagnetic valve. The present invention has the advantage that the vegetables and the fruits in the tank body can be stored with fresh preservation for a long time.
Description
The present invention relates to a kind of freshness preserving equipment for vegetable and fruit, particularly a kind of fresh-keeping preservation equipment of vegetable and fruit that utilizes vacuum and nitrogen to cooperate.
Vegetable and fruit is placed when storing, because airborne oxygen can encourage erosion and the pollution of germ to vegetable and fruit, makes it to take place bad change, until rotting; Therefore, human always for vegetable and fruit fresh-keeping and long preservation study, the whole bag of tricks and device have been studied, now Chang Yong method has freezing, ice clothing (filming) method, ice clothing method is used wider at present, be the main method of the preservation of present vegetable and fruit, but these two kinds of methods the former do not realize fresh-keepingly, the latter then Keeping life is too short; In addition, the development of chemical preservative at present is also quite rapid,, is developed in recent years as Perserving materials with water absorbing agent, and however, the method is still still lacked very much on the fresh-keeping time and can't be satisfied, and is not suitable for the medium-term and long-term fresh-keeping and long term storage of bulk storage plant.
Abound with ground for vegetable and fruit, fresh-keeping preservation to vegetable and fruit, it is matter of utmost importance that be badly in need of to solve for a long time, the producer and trader for vegetable and fruit, the demand of all being eager can be at the freshness preserving equipment of bulk storage plant storage, the technical requirements of this freshness preserving equipment is can long-period freshness preserving, again can long term storage, quite can artificially control vegetable and fruit freshness date and failure period on the program, can make full use of a tangent space in warehouse, easy damaged vegetable and fruit not, for this reason, such freshness preserving equipment need all to be eager in vegetable grower orchard worker businessman; In view of this, the inventor with decades the hammer away necessary for human ask the fresh-keeping science and technology of this brand-new indignant thought of freshness preserving equipment, accumulated the crystallization of the inventor to vegetable and fruit long-period freshness preserving and long preservation science and technology, eventually generation of the present invention.
At the shortcoming of prior art, the purpose of this invention is to provide a kind of freshness preserving equipment for vegetable and fruit, its have to preserve within it the vegetable and fruit long-period freshness preserving and the effect of long preservation, and be suitable for being stored in a large amount of vegetable and fruits.
Purpose of the present invention can realize as follows, the invention is characterized in that vacuum pump connects negative-pressure cup through electromagnetic valve, an end separately of positive pressure can, oxygen container and storage nitrogen jar links together behind electromagnetic valve, the other end of positive pressure can connects air compressor through electromagnetic valve, storage nitrogen jar and oxygen container respectively have two ends to be connected through electromagnetic valve on the electromagnetic valve of negative-pressure cup one end, connect ozone generator on one section pipeline of negative-pressure cup and connect antistaling box through electromagnetic valve.
The present invention meets the internal and external factor of the fresh-keeping preservation of vegetable and fruit, and provide the equipment of unprecedented solution vegetable and fruit long-period freshness preserving and long preservation, also fresh-keeping preservation has realized the mode of the standard of a science to vegetable and fruit, significantly advantage is to make the vegetable and fruit in the casing can long-period freshness preserving and long preservation, and can artificially control the fresh-keeping time to a great extent.
Further illustrate the embodiment of the invention below in conjunction with accompanying drawing.
Fig. 1 is a structure cutaway view of the present invention.
1 ... storage nitrogen jar 2 ... oxygen container
3 ... positive pressure can 4 ... negative-pressure cup
5 ... vacuum pump 6 ... ozone generator
7 ... air compressor 8 ... antistaling box
9 ... electromagnetic valve 10 ... electromagnetic valve
11 ... electromagnetic valve 12 ... electromagnetic valve
13 ... electromagnetic valve 14 ... electromagnetic valve
15 ... electromagnetic valve 16 ... electromagnetic valve
17 ... electromagnetic valve 18 ... electromagnetic valve
19 ... electromagnetic valve
The cell of any vegetable and fruit all has self fresh-keeping hereditary instinct, the gene of this genetic code, formed original self fresh-keeping guard mode of its uniqueness, prevent various viruses in the Nature and the invasion of bacterium, it is very short when but this self preservativity is, there be 1-2 bacterioprotein resistance to exhaust thing in the protein molecule in each cell of vegetable and fruit, this bacterioprotein resistance exhausts thing dual nature, in 37 ℃ vegetables and fruit are played useful effect, it can make ribose convert protein to; These are attached to that the bacterioprotein resistance exhausts thing in the vegetable and fruit cell when surpassing 37 ℃, can make that material changes in vegetables and the fruit, induce and synthetic a series of heat shock protein, and various germs breed rapidly with 1000 times speed in the trigger cell, finally make vegetable and fruit lysis rotten and dead rotten.
The air nitrogen of occurring in nature suppresses vegetable and fruit cellular respiration, because the breathing meeting of vegetables and fruit is the various virus and bacterias that swim in the atmosphere, original defence line by vegetable and fruit enters in the cell and grows easily, because the invasion of virus and bacteria in the atmosphere, caused the infection of intercrossing, the corruption of aggravation vegetable and fruit, therefore, nitrogen makes the cell of vegetable and fruit be obstructed because of self breathing material consumption, nitrogen is difficult for chemical change takes place at low temperatures, utilizes nitrogen virus-isolating bacterial invasion vegetable and fruit very to help the long-period freshness preserving and the preservation of vegetable and fruit.
Occurring in nature ozone is a kind of bactericidal agent, but killing bacteria breeding and brood cell, virus, fungi and can be destroyed botulin toxin, and drop in temperature helps ozone, can strengthen disinfective action, 0 ℃ the time, also can preserve bactericidal effect preferably even.
According to above-mentioned principle, structure of the present invention is that vacuum pump 5 connects negative-pressure cup 4 through electromagnetic valve 12, an end separately of positive pressure can 3, oxygen container 2 and storage nitrogen jar 1 links together behind electromagnetic valve 11,10,9, the other end of positive pressure can 3 connects air compressor 7 through electromagnetic valve 15, storage nitrogen jar 1 and oxygen container 2 respectively have two ends to be connected through electromagnetic valve 13,14 and 17,18 on the electromagnetic valve 16 of negative-pressure cup one end, connect ozone generator 6 on one section pipeline of negative-pressure cup 4 and connect antistaling box 8 through electromagnetic valve 19.
The present invention stores vegetable and fruit in antistaling box freight house layer, in the storage nitrogen jar 1 commercially available 5A molecular sieve is housed, the 5A molecular sieve the pressurized air feed stream through the time inhale nitrogen, producing oxygen is main air-flow mutually; Adorn commercially available 4A molecular sieve in the oxygen container 2, the 4A molecular sieve the pressurized air feed stream through the time oxygen uptake, produce based on nitrogen air-flow mutually.
Working process: close electromagnetic valve 11, open electromagnetic valve 15, start air compressor 5, charge into the raw air after the compression in the positive pressure can after, pass electromagnetic valve 15, open electromagnetic valve 11, open electromagnetic valve 9 closes electromagnetic valve 17, open electromagnetic valve 13, make raw air enter storage nitrogen jar, lead to negative-pressure cup 4 through electromagnetic valve 13 and electromagnetic valve 16; At this moment start vacuum pump 5, open electromagnetic valve 12, close electromagnetic valve 16, close electromagnetic valve 19, after a while, negative-pressure cup vacuum state, stop vacuum pump, open electromagnetic valve 19, earlier the vegetable and fruit antistaling box is drawn to vacuum state, close electromagnetic valve 19, because the variation of negative-pressure cup degree of vacuum, open electromagnetic valve 12 again, start vacuum pump and reach negative-pressure cup degree of vacuum, close electromagnetic valve 12, open electromagnetic valve 16 closes electromagnetic valve 10, electromagnetic valve 14, open electromagnetic valve 18, the oxygen of 4A molecular sieve adsorption in elder generation's desorb oxygen container, oxygen enters negative-pressure cup, closes electromagnetic valve 17 and electromagnetic valve 16 then, open electromagnetic valve 19, open ozone generator 6 simultaneously, make the oxygen of negative-pressure cup form the vegetable and fruit antistaling box that ozone enters vacuum state, carry out ozone sterilization, sterilized 20 minutes, close electromagnetic valve 19 and electromagnetic valve 16, open electromagnetic valve 12, take out negative-pressure cup to vacuum state with vacuum pump, close electromagnetic valve 12, open electromagnetic valve 19 makes the vegetable and fruit antistaling box be in vacuum state again, closes electromagnetic valve 19 and electromagnetic valve 16, open electromagnetic valve 12, start vacuum pump, take out negative-pressure cup, close electromagnetic valve 12 and electromagnetic valve 19 to vacuum, open electromagnetic valve 16 and electromagnetic valve 17, the nitrogen of 5A molecular sieve absorption in the storage nitrogen jar is separated, nitrogen flows into negative-pressure cup mutually, closes electromagnetic valve 17, electromagnetic valve 16, open electromagnetic valve 19, utilize the vacuum of vegetable and fruit antistaling box at this point, nitrogen in the negative-pressure cup is sucked the vegetable and fruit antistaling box, be full of nitrogen in the vegetable and fruit antistaling box like this, make the permanent fresh-keeping and preservation without putrefaction of vegetable and fruit energy.
In sum, the present invention can utilize simple structure design, makes product of the present invention can increase substantially the fresh-keeping effect and the time of storage, and is easy to use.Obviously the present invention is the new design of a kind of novelty, progress and dark tool practicality.The above is specific embodiments of the invention and the know-why used, if the equivalence of doing according to conception of the present invention changes, when the function that it produced does not exceed spiritual that specification sheets and accompanying drawing contain yet, all should be within the scope of the invention, explanation hereby.
Claims (3)
1, a kind of freshness preserving equipment for vegetable and fruit, be characterised in that vacuum pump connects negative-pressure cup through electromagnetic valve, an end separately of positive pressure can, oxygen container and storage nitrogen jar links together behind electromagnetic valve, the other end of positive pressure can connects air compressor through electromagnetic valve, storage nitrogen jar and oxygen container respectively have two ends to be connected through electromagnetic valve on the electromagnetic valve of negative-pressure cup one end, connect ozone generator on one section pipeline of negative-pressure cup and connect antistaling box through electromagnetic valve.
2, freshness preserving equipment for vegetable and fruit according to claim 1 is characterized in that storing up the 5A molecular sieve is housed in the nitrogen jar.
3, freshness preserving equipment for vegetable and fruit according to claim 1 is characterized in that being equipped with in the oxygen container 4A molecular sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99123834A CN1080691C (en) | 1999-11-15 | 1999-11-15 | Freshness preserving equipment for vegetable and fruit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99123834A CN1080691C (en) | 1999-11-15 | 1999-11-15 | Freshness preserving equipment for vegetable and fruit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1257031A CN1257031A (en) | 2000-06-21 |
| CN1080691C true CN1080691C (en) | 2002-03-13 |
Family
ID=5283026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99123834A Expired - Fee Related CN1080691C (en) | 1999-11-15 | 1999-11-15 | Freshness preserving equipment for vegetable and fruit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1080691C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103478231B (en) * | 2013-09-18 | 2016-03-02 | 梓潼锦城商贸有限公司 | A kind of air-conditioned cold store |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048455U (en) * | 1989-04-18 | 1989-11-29 | 中国农业机械化科学研究院食品机械研究所 | Vacuum nitrogen feeding packing machine |
| CN1080905A (en) * | 1993-05-18 | 1994-01-19 | 石家庄市仓安实业总公司 | Fresh-preserving container |
| CN2340196Y (en) * | 1998-10-21 | 1999-09-29 | 何自有 | Nitrogen gasification storage device |
-
1999
- 1999-11-15 CN CN99123834A patent/CN1080691C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048455U (en) * | 1989-04-18 | 1989-11-29 | 中国农业机械化科学研究院食品机械研究所 | Vacuum nitrogen feeding packing machine |
| CN1080905A (en) * | 1993-05-18 | 1994-01-19 | 石家庄市仓安实业总公司 | Fresh-preserving container |
| CN2340196Y (en) * | 1998-10-21 | 1999-09-29 | 何自有 | Nitrogen gasification storage device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1257031A (en) | 2000-06-21 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |