CN211091639U - Fresh-keeping processing system reaches fresh-keeping freezer including it - Google Patents
Fresh-keeping processing system reaches fresh-keeping freezer including it Download PDFInfo
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- CN211091639U CN211091639U CN201920147822.0U CN201920147822U CN211091639U CN 211091639 U CN211091639 U CN 211091639U CN 201920147822 U CN201920147822 U CN 201920147822U CN 211091639 U CN211091639 U CN 211091639U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model provides a fresh-keeping processing system and a fresh-keeping refrigeration house comprising the same, wherein the fresh-keeping system comprises a shell, and the interior of the shell comprises a material bag processing chamber and an ultraviolet processing chamber which are sequentially communicated according to the air flow direction; the material package processing cavity inside be provided with the active carbon material package, the ultraviolet treatment cavity include that the ring is established at least a set of ultraviolet banks spare on the ultraviolet treatment cavity inner wall with be fixed in the titanium board function block in the middle part of the ultraviolet treatment cavity. The utility model provides an active carbon material package has not only got rid of the mould in the freezer air and has sent the peculiar smell that rotten bacterium produced, also clears up the VOC gas in the freezer gas, verifies through 35 kinds of fruit vegetables, adopts the utility model provides a fresh-keeping processing system back, fruit vegetables's fresh-keeping period can be kept fresh by conventional gas by the modified atmosphere and store under the fresh-keeping technique 4-5 days and prolong to 12-16 days.
Description
Technical Field
The utility model belongs to the technical field of the storage sets up, a fresh-keeping processing system reaches fresh-keeping freezer including it is related to, especially relate to a fresh-keeping freezer that is used for preserving fruit vegetables fresh-keeping processing system and includes it.
Background
The existing fresh-keeping mode for vegetables and fruits mainly comprises the following steps: the method is characterized in that the fruit and vegetable are preserved by adopting a lower freezing point higher than the tissue freezing point of the fruit and vegetable, and a new method for preserving food under the freezing point humidity is called a freezing point control storage method. The controlled atmosphere storage and preservation achieves the purpose of storage and preservation by controlling the gas proportion. The modified atmosphere preservation technology is a technology for prolonging the storage life and the shelf life of food by adjusting environmental gas, and the basic principle is as follows: in a certain closed system, the regulating gas different from normal atmospheric components is obtained through various regulating modes, and physiological and biochemical processes and activities of microorganisms which cause food spoilage are inhibited. At present, two air-conditioned storage modes, namely CA air-conditioned storage and MA air-conditioned storage, are generally adopted in China.
CA controlled atmosphere storage and fresh keeping (controlled atmosphere fresh keeping cold storage) utilizes mechanical equipment to artificially control gas in the storage environment of the controlled atmosphere cold storage to realize fruit fresh keeping. The controlled atmosphere fresh-keeping cold storage requires precise regulation of the concentration of gas components required by different fruits and strict control of temperature and humidity. The temperature may be the same as the freezer storage temperature or slightly higher than the freezer storage temperature to prevent low temperature damage. The combination of air conditioning and low temperature has better preservation effect (color, hardness, etc.) than common cold storage and obviously prolonged preservation period.
MA modified atmosphere storage (modified atmosphere packaging with plastic film bags, also called modified atmosphere packaging) according to the physiological characteristics and the fresh-keeping requirement of food, the food is stored in the packaging with proper proportion, so as to prolong the fresh-keeping period. The method is widely applied to fresh preservation of fresh fruits and vegetables and the like, the growth rate is 20% per year, and the effect is basically close to that of a controlled atmosphere fresh-keeping refrigeration house by combining fresh-keeping packaging and a refrigeration house. The MA modified atmosphere package comprises two types: one is passive modified atmosphere packaging, i.e. fruits wrapped with plastic film, reduce the oxygen content by respiration and exchange gas to adjust the ratio of oxygen to carbon dioxide by packaging; the other is active air conditioning, namely, mixed gas is filled according to the breathing speed of different fruits, and films with different air permeability are used, but the active air conditioning is not widely applied in China because the technology is complex and the requirements on the variety and the performance of packaging materials are high.
CN101766996A discloses a method and a process for preparing a composite photocatalytic material used in combination with fruit and vegetable fresh-keeping, wherein titanate is used as a raw material, and is first subjected to acidic hydrolysis to prepare sol, or nano titanium dioxide powder is ultrasonically dispersed in water, and then activated carbon fiber is added for hydrothermal treatment to prepare an adsorption type composite photocatalytic material with titanium dioxide as a main catalyst and the activated carbon fiber as a carrier and a supporting body.
CN205784214U discloses equipment for prolonging the freshness of pomelo, which comprises a freshness preservation chamber, wherein the freshness preservation chamber consists of an inner layer and an outer layer, the inner layer is a heat insulation layer, the outer layer is a heat insulation layer, an activated carbon fiber layer is arranged on the inner wall of the heat insulation layer, a plurality of degassers are arranged on the inner wall of the freshness preservation chamber, one side part of the freshness preservation chamber is connected with refrigeration equipment, a plasma generator and an ultraviolet lamp are arranged on the top of the freshness preservation chamber, an air suction hole is arranged on the top of the freshness preservation chamber and connected with an air suction device, an air dehumidifier is arranged on the side wall of the freshness preservation chamber, the side part of the freshness preservation chamber is connected with a water tank through a pipeline, an ultrasonic humidifier is arranged in the water tank, the water tank is connected with an air inlet machine through an air inlet pipeline, a temperature sensor and a humidity sensor are arranged in the freshness preservation.
CN205916559U discloses a fruit and vegetable fresh-keeping container, which comprises a sealed container main body capable of containing fruits and vegetables, an ultraviolet light source located in the container main body, and a titanium dioxide catalytic assembly located in the container main body for eliminating ethylene.
However, the preservation processing system disclosed by the comprehensive analysis prior art generally has the following technical problems: (1) the fresh-keeping effect is poor, the fresh-keeping time is too short, the fresh-keeping is carried out for 2 to 3 days in a natural state, and the time is prolonged to 4 to 5 days after the fresh-keeping agent is used; (2) the nutrition loss and the taste can not be maintained, and the fresh taste and the lost nutrition of the fruits and vegetables are completely lost; (3) the used antistaling agent (containing gas and equipment) is left on the surface or inside of the fruits and vegetables, thus being harmful to human body and environment; (4) the investment of one time is too large, and the investment return rate is poor; (5) the maintenance and use cost is too high, the energy consumption is too large, and the environment is polluted; (6) the application range is narrow, the requirements under more market environments cannot be met, and the storage requirements of large first-level wholesalers can only be met. And the use limitation is large in the places of transportation, circulation and two-to-three-level direct marketing, and no good solution exists in the places of circulation, small area and movement.
Therefore, there is a need for an improvement of the freshness treatment system disclosed in the prior art to remedy or solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a fresh-keeping processing system reaches fresh-keeping freezer including it, the utility model provides a fresh-keeping processing system has not only got rid of the mould in the freezer air and has sent the peculiar smell that rotten bacterium produced, has also cleared up the Volatile Organic Compound (VOC) in the freezer gas, has strengthened fresh-keeping effect. Through 35 kinds of fruit and vegetable verification, after the fresh-keeping treatment system provided by the utility model is adopted, the fresh-keeping period of the fruit and vegetable can be prolonged to 12-16 days from 4-5 days of fresh-keeping under the conventional controlled atmosphere storage fresh-keeping technology.
To achieve the purpose, the utility model adopts the following technical proposal:
in a first aspect, the utility model provides a fresh-keeping system, fresh-keeping system includes the casing, the casing is inside to be handled cavity and ultraviolet treatment cavity including the material package that communicates in proper order according to the air current.
The material bag processing chamber is internally provided with an active carbon material bag.
The utility model provides an active carbon material package is different from the active carbon material package of playing the absorption peculiar smell effect of conventional meaning, the utility model provides an active carbon material package that uses in the fresh-keeping system has utilized the contact between the little moisture in the freezer air and the redox component in the active carbon material package to mix, thereby a series of redox reactions have taken place, gaseous like the ammonia with the VOC in the air, ethylene, formaldehyde, acetaldehyde, gas treatment such as ethylene are converted into water and carbon dioxide, thereby clear up the VOC gas in the freezer gas, that is to say exactly the utility model provides an active carbon material package has also taken place chemical reaction on the basis of having exerted the absorptive physical action of bamboo powdered carbon, has not only got rid of the peculiar smell that mould and the rotten bacterium that produces in the freezer air cleared up, also the VOC gas in the freezer gas has strengthened fresh-keeping effect.
The ultraviolet treatment chamber comprises at least one group of ultraviolet lamp assemblies arranged on the inner wall of the ultraviolet treatment chamber in a surrounding mode and a titanium plate functional block fixed in the middle of the ultraviolet treatment chamber.
Through the utility model discloses an active titanium is aroused to the ultraviolet lamp, and the VOC gas in the treated air, for example: ethylene, formaldehyde, ammonia, and the like. Therefore, most of gas which damages the freshness of fruits and vegetables is thoroughly removed, and in addition, different titanium plate functional blocks can be selectively added or replaced by a person skilled in the art according to different treated environmental gases.
As the preferred technical scheme of the utility model, ultraviolet lamp subassembly includes at least one ultraviolet lamp.
Preferably, the ultraviolet lamp assembly comprises at least two ultraviolet lamps surrounding the inner wall of the ultraviolet treatment chamber by one circle.
Preferably, the ultraviolet lamp is a variable wavelength ultraviolet lamp. The wavelength or the on-off of the ultraviolet lamp is adjusted in real time by monitoring the VOC content in the air at the inlet and the outlet.
As the preferred technical scheme of the utility model, the casing still includes first transport cavity, first transport cavity is located between material package processing chamber and the ultraviolet treatment cavity.
Preferably, a first conveying device is arranged inside the first conveying chamber.
As the preferred technical scheme of the utility model, the casing still include with the second transport chamber of ultraviolet treatment cavity exit end intercommunication.
Preferably, a second conveying device is arranged inside the second conveying chamber.
Preferably, the first conveying device and the second conveying device are fans.
As the utility model discloses preferred technical scheme, the casing both ends are provided with air inlet and gas outlet respectively.
Preferably, the air inlet and the air outlet at the two ends of the shell are both provided with air screens.
As the utility model discloses preferred technical scheme, first transport chamber both ends are provided with air inlet and gas outlet respectively.
Preferably, the air inlet and the air outlet at two ends of the first conveying chamber are both provided with an air filter screen.
Preferably, the second conveying chamber is provided with an air inlet and an air outlet at two ends thereof respectively.
Preferably, the air inlet and the air outlet at two ends of the second conveying chamber are both provided with an air filter screen.
As the utility model discloses preferred technical scheme, the gas outlet of casing one end with the gas outlet staggered arrangement of second conveyor one end. The staggered arrangement aims to effectively prevent ultraviolet light from overflowing the shell to cause eye injury of workers because the ultraviolet light damages human eyes, and the air outlet of the second conveying device and the air outlet of the subject are staggered.
The utility model discloses a conveyor is with the gas suction insurance processing system in the freezer in, the large granule floating dust impurity in the filter screen treatment air through air inlet and gas outlet.
As the preferred technical scheme of the utility model, the fresh-keeping system still include the control unit.
Preferably, the control unit include first sensor and second sensor, first sensor set up in the air inlet of material package processing chamber, the second sensor set up in second conveyor's gas outlet, first sensor and second sensor are used for detecting the temperature, humidity and the VOC content of import and export gas.
As the preferred technical scheme of the utility model, the control unit still include controlling means, controlling means with the equal electric connection of first sensor and second sensor for the receipt comes from the feedback signal of first sensor and second sensor.
Preferably, the control device is further electrically connected to the ultraviolet lamp assembly for controlling the wavelength of the ultraviolet lamp.
The utility model provides a controlling means's main function includes:
(1) the computer provides various data of the environment, such as temperature, humidity, air composition, VOC (volatile organic compound) components and the like through software;
(2) and remote access control is realized through the Internet of things module, and data is received and a system is accessed through a mobile terminal mobile phone or a PAD. Have USB, RJ45, WIFI etc. carry out inside short distance and outside long-range data communication
(3) Data are collected through various sensors, corresponding UV treatment blocks are added after comparison, different treatment systems are switched, and treatment results are provided. And prompting corresponding data of each system area.
The utility model discloses still provide an optional technical scheme to controlling means, exemplarily, controlling means still include the thing allies oneself with the module, the thing allies oneself with the module and can realize remote access control the running state of fresh-keeping system, for example through mobile terminal: and the mobile phone or the tablet computer and the like receive the feedback data and access the control device. The utility model discloses do not do special restriction to the existence form of thing allies oneself with the module, for example can adopt various conventional forms such as bluetooth connection, wiFi signal transmission to carry out inside short distance access and outside remote data communication.
The utility model provides a fresh-keeping processing system's application method includes following step:
the method comprises the following steps that (I) a refrigeration house gas is pumped into a material bag processing chamber, wherein moisture in the material bag processing chamber and an activated carbon material bag generate oxidation-reduction reaction, and a part of volatile organic compounds are removed;
(II) pumping the gas treated by the activated carbon material bag into an ultraviolet treatment chamber, exciting active peptide by an ultraviolet lamp, and treating the residual volatile organic compounds in the gas;
(III) continuously pumping the cold storage gas into the fresh-keeping treatment system, and circularly taking the volatile organic compounds in the cold storage gas.
Preferably, the volatile organic compound in step (i) comprises one or a combination of at least two of ammonia, ethylene, formaldehyde, acetaldehyde or ethylene.
Preferably, the volatile organic compound in step (ii) comprises one or a combination of at least two of ammonia, ethylene, formaldehyde, acetaldehyde or ethylene.
In a second aspect, the utility model provides a fresh-keeping freezer, fresh-keeping freezer inside be provided with the first aspect fresh-keeping system.
Preferably, the fresh-keeping system is horizontally arranged in the fresh-keeping refrigeration house.
Preferably, the fresh-keeping refrigeration house further comprises a power supply device.
The numerical range of the present invention includes not only the point values listed above, but also any point values between the above numerical ranges not listed, which is limited to space and for the sake of brevity, the present invention does not exhaust the specific point values included in the range.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model designs a special active carbon material bag aiming at the fresh-keeping processing system, the active carbon material bag provided by the utility model is different from the active carbon material bag which has the function of absorbing peculiar smell in the conventional meaning, the active carbon material bag used in the fresh-keeping system provided by the utility model utilizes the contact mixing between a little water in the air of the refrigeration house and the oxidation reduction components in the active carbon material bag, thereby generating a series of oxidation reduction reactions, processing the VOC gas in the air such as ammonia gas, ethylene, formaldehyde, acetaldehyde, ethylene and the like into water and carbon dioxide, thereby clearing up the VOC gas in the air of the refrigeration house, namely the active carbon material bag provided by the utility model also generates chemical reactions on the basis of playing the physical action of bamboo charcoal powder adsorption, thereby not only removing the peculiar smell generated by mould and rotten bacteria in the air of the refrigeration house, the VOC gas in the gas of the refrigeration house is also cleared up, and the fresh-keeping effect is enhanced.
(2) Through 35 kinds of fruit and vegetable verification, after the fresh-keeping treatment system provided by the utility model is adopted, the fresh-keeping period of the fruit and vegetable can be prolonged to 12-16 days from 4-5 days of fresh-keeping under the conventional controlled atmosphere storage fresh-keeping technology. Meanwhile, the fresh-keeping process does not cause nutrition loss of vegetables and fruits, the taste is good, no residue and damage are caused to the vegetables and the fruits, and the environment is not influenced; the application range is wide, different refrigeration storage areas and different working environments can be easily coped with; the economic benefit is good, the investment cost is low, and the return rate is high; energy conservation, power saving and low maintenance and use cost; high efficiency, 8 times of the adsorption effect of the common method.
Drawings
Fig. 1 is a schematic structural diagram of a freshness protection processing system according to an embodiment of the present invention.
Wherein, 1-material bag processing chamber; 2-an ultraviolet treatment chamber; 3-active carbon material bag; 4-an ultraviolet lamp assembly; 5-titanium plate functional blocks; 6-a first delivery chamber; 7-a first conveying device; 8-a second delivery chamber; 9-a second conveying device; 10-a first sensor; 11-a second sensor; 12-a control device; 13-a power supply device; 14-Power switch.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Examples
The embodiment provides a fresh-keeping processing system, fresh-keeping processing system's structure includes as shown in fig. 1 fresh-keeping system includes the casing, the casing is inside to be handled cavity 1 and ultraviolet treatment cavity 2 including the material package that communicates in proper order according to the air current.
The material package is handled 1 inside and is provided with activated carbon material package 3, activated carbon material package 3 adopt embodiment 2 activated carbon material package 3.
The ultraviolet treatment chamber 2 comprises at least one group of ultraviolet lamp assemblies 4 arranged on the inner wall of the ultraviolet treatment chamber 2 in a surrounding mode and a titanium plate functional block 5 fixed in the middle of the ultraviolet treatment chamber 2. The ultraviolet lamp assembly 4 comprises at least two ultraviolet lamps which encircle the inner wall of the ultraviolet treatment chamber 2 for one circle; the ultraviolet lamp is a variable wavelength ultraviolet lamp.
The casing still includes first transport chamber 6, first transport chamber 6 is located between material package processing chamber 1 and the ultraviolet treatment chamber 2, the inside first conveyor 7 that is provided with of first transport chamber 6, the casing still include with the second transport chamber of ultraviolet treatment chamber 2 exit end intercommunication, the inside second conveyor 9 that is provided with of second transport chamber 8, first conveyor 7 and second conveyor 9 be the fan. An air inlet and an air outlet are respectively arranged at two ends of the shell, air screens are respectively arranged on the air inlet and the air outlet at two ends of the shell, air inlets and air outlets are respectively arranged at two ends of the first conveying chamber 6 and the second conveying chamber 8, and air screens are respectively arranged on the air inlets and the air outlets; and the air outlet at one end of the shell and the air outlet at one end of the second conveying device 9 are arranged in a staggered manner.
The fresh-keeping system further comprises a control unit, the control unit comprises a first sensor 10 and a second sensor 11, the first sensor 10 is arranged at the air inlet of the material bag processing chamber 1, the second sensor 11 is arranged at the air outlet of the second conveying device 9, and the first sensor 10 and the second sensor 11 are used for detecting the temperature, the humidity and the VOC content of the inlet and outlet gas; the control unit further comprises a control device 12, the control device 12 is electrically connected with the first sensor 10 and the second sensor 11 and used for receiving feedback signals from the first sensor 10 and the second sensor 11, and the control device 12 is further electrically connected with the ultraviolet lamp assembly 4 and used for controlling the wavelength of the ultraviolet lamp.
The fresh-keeping processing system also comprises a power supply device 13 and a power switch 14.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (23)
1. A fresh-keeping processing system is characterized by comprising a shell, wherein the shell comprises a material bag processing chamber and an ultraviolet processing chamber which are sequentially communicated according to the air flow direction;
an activated carbon material bag is arranged in the material bag processing chamber;
the ultraviolet treatment chamber comprises at least one group of ultraviolet lamp assemblies arranged on the inner wall of the ultraviolet treatment chamber in a surrounding mode and a titanium plate functional block fixed in the middle of the ultraviolet treatment chamber.
2. The freshness treatment system of claim 1, wherein the ultraviolet lamp assembly comprises at least one ultraviolet lamp.
3. The freshness treatment system of claim 2, wherein the ultraviolet lamp assembly comprises at least two ultraviolet lamps disposed around the inner wall of the ultraviolet treatment chamber.
4. The freshness treatment system of claim 3, wherein the ultraviolet lamp is a variable wavelength ultraviolet lamp.
5. The freshness treatment system of claim 4, wherein the housing further comprises a first delivery chamber located between the cartridge processing chamber and the ultraviolet processing chamber.
6. The freshness treatment system of claim 5, wherein a first conveyor is disposed within the first conveyor chamber.
7. The freshness treatment system of claim 6, wherein the housing further comprises a second delivery chamber in communication with the ultraviolet treatment chamber outlet end.
8. The freshness treatment system of claim 7, wherein a second conveyor is disposed within the second transport chamber.
9. The freshness treatment system of claim 8, wherein the first and second conveyors are fans.
10. The freshness treatment system of claim 9, wherein the housing is provided with an air inlet and an air outlet at each end.
11. The freshness treatment system of claim 10, wherein the air inlet and the air outlet at both ends of the housing are provided with air screens.
12. The freshness treatment system of claim 11, wherein the first delivery chamber is provided with an air inlet and an air outlet at opposite ends thereof.
13. The freshness treatment system of claim 12, wherein the air inlet and the air outlet at both ends of the first conveying chamber are provided with air screens.
14. The freshness treatment system of claim 13, wherein the second delivery chamber is provided with an air inlet and an air outlet at opposite ends thereof.
15. The freshness treatment system of claim 14, wherein the air inlet and the air outlet at both ends of the second conveying chamber are provided with air screens.
16. The freshness treatment system of claim 15, wherein the air outlet at the end of the housing is offset from the air outlet at the end of the second conveyor.
17. The freshness processing system of claim 16, further comprising a control unit.
18. The freshness treatment system according to claim 17, wherein the control unit comprises a first sensor and a second sensor, the first sensor is disposed at the air inlet of the cartridge processing chamber, the second sensor is disposed at the air outlet of the second conveying device, and the first sensor and the second sensor are used for detecting the temperature, humidity and content of the volatile organic compounds in the inlet and outlet gas.
19. The freshness treatment system of claim 18, wherein the control unit further comprises a control device electrically connected to both the first sensor and the second sensor for receiving feedback signals from the first sensor and the second sensor.
20. The freshness treatment system of claim 19, wherein the control device is further electrically connected to the ultraviolet lamp assembly for controlling the wavelength of the ultraviolet lamp.
21. A fresh-keeping freezer, characterized in that, the fresh-keeping freezer is provided with the fresh-keeping processing system of any one of claims 1-20 inside.
22. The fresh-keeping freezer of claim 21, wherein the fresh-keeping treatment system is disposed horizontally in the fresh-keeping freezer.
23. The fresh-keeping freezer of claim 22, wherein the fresh-keeping freezer further comprises a power supply.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147822.0U CN211091639U (en) | 2019-01-28 | 2019-01-28 | Fresh-keeping processing system reaches fresh-keeping freezer including it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920147822.0U CN211091639U (en) | 2019-01-28 | 2019-01-28 | Fresh-keeping processing system reaches fresh-keeping freezer including it |
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| CN211091639U true CN211091639U (en) | 2020-07-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111480691A (en) * | 2019-01-28 | 2020-08-04 | 李斌 | Activated carbon material bag, preservation treatment system using same and application thereof |
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2019
- 2019-01-28 CN CN201920147822.0U patent/CN211091639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111480691A (en) * | 2019-01-28 | 2020-08-04 | 李斌 | Activated carbon material bag, preservation treatment system using same and application thereof |
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