CN215308686U - Sterilizing equipment for outer package of frozen food chain - Google Patents
Sterilizing equipment for outer package of frozen food chain Download PDFInfo
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- CN215308686U CN215308686U CN202120427421.8U CN202120427421U CN215308686U CN 215308686 U CN215308686 U CN 215308686U CN 202120427421 U CN202120427421 U CN 202120427421U CN 215308686 U CN215308686 U CN 215308686U
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Abstract
The utility model discloses a sterilizing device for an outer package of a frozen food chain, which comprises a transmission system, an ozone generating system, a contact reaction sterilizing system, an ozone sensor, an ozone neutralizer and a control module. The utility model provides a high-efficiency, safe, environment-friendly, low-cost, totally-enclosed and fully-automatic virus killing method, and the virus is not limited to new coronavirus, but also can be used for killing various other viruses or bacteria and the like.
Description
Technical Field
The utility model relates to a sterilizing device for an outer package of a frozen food chain, in particular to a sterilizing device for a new coronavirus of the outer package of the frozen food chain by ozone gas.
Background
In recent months, China mostly detects new coronavirus 'nucleic acid positivity' in frozen foods imported individually, particularly outer packages of frozen fresh products and the like, and the new coronavirus 'nucleic acid positivity' comprises frozen products such as south America frozen white shrimps, frozen chicken wings, meat imported from Germany and the like. The 'live' virus is found in the cold-chain food outer package internationally in our country for the first time, and the virus is extremely high in infectivity, and the obvious 'thing' is proved to be transmitted to 'people'. After a person is exposed to the food outer package polluted by the new coronavirus, if high-standard protection and disinfection cleaning are not carried out, the risk of infection is very high, and the large-area spread is carried out.
Experiments have proved that the survival time of the new coronavirus can reach 28 days in a freezing environment. Therefore, the fresh frozen food and the external package thereof which are suspicious polluted in import are required to be disinfected in relevant links such as storage, transportation, treatment and the like. The comprehensive work scheme of preventive and comprehensive disinfection of imported cold chain food, which is comprehensively published by a joint defense joint control mechanism of a 9-day national institute in 11/2020, requires that related articles such as containers, floors, walls, weighing tools, outer packages and the like in goods transportation and storage areas of imported suspicious polluted fresh frozen food and the like are disinfected by fully spraying or wiping various disinfectants, and then cleaned by clean water after the disinfection. All these means require direct personnel to participate in the operation, and there are major problems: firstly, the operators are easy to be infected; secondly, the labor intensity of operators is high, and the disposal efficiency is low; thirdly, the cleaning and disinfecting effect is not easy to guarantee, and especially the virus killing at dead corners is not thorough; fourth, chemical residue is easily present in the product packaging after sterilization. In view of the above problems, there is an urgent need to establish a large disinfection system with full coverage, no dead corners and no secondary pollution residues.
Ozone is an effective disinfectant, has good diffusivity, no dead angle, uniform concentration distribution, wide bactericidal spectrum, rapidness and thoroughness, can realize full coverage, can save a large amount of disinfectant and antibiotics, has low cost and does not have secondary pollution. Therefore, the development of the ozone technology-based sterilization technology and equipment for the new coronavirus in the outer package of the frozen food chain is simple, convenient, reliable, economic, thorough and advanced sterilization equipment which is urgently needed for the epidemic situation of the new coronavirus at present, and is incomparable with other sterilization methods or medicaments.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sterilizing device for an outer package of a frozen food chain. The device has simple structure and easy construction, can realize the full coverage of the sterilization of the new coronavirus outside the frozen food chain, and ensures the sterilization effect; the defects of high labor intensity of personnel, incomplete disinfection and the like in the chemical disinfection process are overcome; the ozone is reduced into oxygen after sterilization, and no residue or secondary pollution is caused.
The utility model provides a sterilizing device for an outer package of a frozen food chain, which comprises the following technical scheme:
the utility model relates to a sterilizing device for outer packages of frozen food chains, which comprises a transmission system, an ozone generation system, a contact reaction sterilizing system, an ozone sensor, an ozone neutralizer and a control module, wherein the transmission system is connected with the ozone generation system; the contact reaction disinfection system comprises a disinfection closed space consisting of a conveyor belt, an inlet door and an outlet door; the transmission system, the ozone generation system, the ozone sensor and the ozone neutralizer are all connected with the control module; the transmission system is used for conveying the frozen food chain product into a contact reaction disinfection system of the disinfection device; the ozone generating system is used for generating ozone in the disinfection closed space; the ozone sensor is used for monitoring the concentration of ozone in the disinfection closed space and transmitting the monitoring result to the control module; the control module is used for controlling the opening and closing of the transmission system and controlling the opening and closing of the ozone generating system and the ozone neutralizer through the received data of the ozone sensor.
In a preferred embodiment of the utility model, the ozone neutralizer is used for neutralizing ozone in the disinfection equipment into oxygen, ensuring that the concentration of ozone in the disinfection enclosed space is lower than a preset safety threshold value, and transmitting the monitoring result to the control module.
In a preferred embodiment of the utility model, the ozone generation system comprises an ozone concentration sensor and an ozone generator, wherein the ozone concentration sensor receives an instruction of the control module and then regulates the on and off of the ozone generator according to the instruction.
In a preferred embodiment of the present invention, the ozone sensor comprises an ozone concentration monitoring chip, and the monitoring chip is connected with the control module.
In a preferred embodiment of the utility model, the ozone neutralizer comprises an air suction pump, an ozone reduction catalyst module, an ozone sensor and an alarm system, and the modules are connected with a control module.
In a preferred embodiment of the present invention, the control module includes an intelligent control system and a user terminal.
In a preferred embodiment of the utility model, the ozone concentration sensor and the ozone reduction catalyst module are connected with an intelligent control system.
In a preferred embodiment of the utility model, the user terminal is used for setting parameters of the contact reaction disinfection system and is connected with a computer or a mobile phone through a network.
Compared with the existing disinfection system, the disinfection equipment provides a clean disinfection method with full coverage, no dead angle and no secondary pollution residues.
The ozone disinfection device can automatically maintain stable ozone concentration all the time in the disinfection process, and is simple, convenient and quick to operate.
The ozone disinfection method used by the utility model has the advantages of low installation and operation cost.
The sterilizing equipment not only can be used for sterilizing the new coronavirus outside the frozen food chain, but also can be used for sterilizing the new coronavirus on the surface of other objects and other viruses.
The utility model provides a high-efficiency, safe, environment-friendly, low-cost, totally-enclosed and fully-automatic virus killing method, and the virus is not limited to new coronavirus, but also can be used for killing various other viruses or bacteria and the like.
The utility model has at least the following advantages:
(1) aiming at the current technical situations of manual disinfection and semi-automatic disinfection commonly adopted by the external package of the frozen food chain at present, the utility model firstly develops the technology and equipment for disinfecting the new coronavirus in the external package of the frozen food chain based on the ozone technology at home and abroad;
(2) the utility model applies the ozone technology to the frozen food chain new coronavirus for the first time, thereby solving the close contact risk of personnel in the chemical disinfection process, reducing the labor intensity and shortening the treatment period;
(3) the ozone gas is in a free state, has good diffusivity, no dead angle and uniform concentration distribution, can realize disinfection full coverage and ensures the disinfection effect;
(4) the ozone is reduced into oxygen after sterilization, and no residue or secondary pollution is caused.
Drawings
Fig. 1 is a schematic structural view of the sterilizing apparatus for frozen food chain outer packages according to the present invention.
Fig. 2 is a control flow diagram of the sterilization apparatus for frozen food chain overwrap of the present invention.
Detailed Description
In order to further illustrate the present invention in detail, the following specific examples are given, but the embodiments of the present invention are not limited thereto.
The experimental procedures used in the following examples are all conventional procedures unless otherwise specified. Materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Referring to fig. 1, the present invention provides a sterilization apparatus for frozen food chain overpacks, comprising a transmission system, an ozone generating system, a contact reaction sterilization system, an ozone sensor, an ozone neutralizer and a control module.
The transmission system, the ozone generation system, the ozone sensor and the ozone neutralizer are all connected with the control module.
The drive train is used to convey the frozen food chain product into a contact reaction sterilization system of the sterilization apparatus. The conveyor belt is divided into three sections, one is arranged outside an inlet door of the contact reaction disinfection system, the other is arranged in the contact reaction disinfection system, and the other is arranged outside an outlet door of the contact reaction disinfection system, and is used for conveying frozen food chain products into and out of the contact reaction disinfection system.
The ozone generator is used for generating ozone with the speed of 3-12 g/h.
The ozone generation system comprises an ozone generator and an ozone sensor, and the ozone generator is connected with the ozone sensor; the ozone sensor is connected with the control module and used for receiving the instruction of the control module and automatically regulating and controlling the on and off of the ozone generator according to the instruction of the control module. The ozone generator continuously generates ozone with the speed of 3-12g/h under the control of the concentration regulation chip; when the ozone concentration is lower than the set minimum ozone concentration (for example, 1.0 mg/m)3) When the ozone generator is started, the control module automatically starts the ozone generator; when the ozone concentration is higher than the set highest value of the ozone concentration (for example, 2.2 mg/m)3) When the ozone generator is started, the control module automatically turns off the ozone generator; automatically maintaining the concentration of ozone in the contact reaction disinfection system between the set ranges.
The contact reaction disinfection system comprises a disinfection closed space consisting of a conveyor belt, an inlet door and an outlet door, and is used for comprehensively disinfecting the outer package of the frozen food chain product in the equipment by ozone;
the ozone sensor comprises an ozone concentration monitoring chip, the monitoring chip is connected with the control module, and the ozone concentration monitoring chip can feed back and transmit the obtained data to the control module in real time. An ozone sensor is used to determine the optimal ozone disinfection effect. After sterilization, the ozone sensor is also used to determine whether residual ozone has been removed to determine whether the exit door of the contact reaction sterilization system can be opened to transport the sterilized product out of the sterilization apparatus.
The air suction pump of the ozone neutralizer is connected with the ozone reduction catalyst module, and is used for sucking the ozone in the disinfection equipment into the ozone neutralizer, reducing the ozone into oxygen in the ozone reduction catalyst module, removing residual unreacted ozone in the disinfection equipment, ensuring that the concentration of the ozone in the disinfection equipment is lower than a preset safety threshold value, and transmitting a monitoring result to the control module; the locations of the extraction pump and the ozone reduction catalyst module can be determined and adjusted according to the particular installation environment of the apparatus.
The catalyst in the ozone reduction catalyst module may employ a commercially available catalyst, but is not limited thereto.
The control module is used for controlling the opening and closing of the transmission system and controlling the opening and closing of the ozone generating system and the ozone neutralizer through the received data of the ozone sensor;
the control module comprises an intelligent control system and a user side, and the ozone concentration sensor and the ozone reduction catalyst module are connected with the intelligent control system; the user end is used for setting parameters of the contact reaction disinfection system and is connected with a computer or a mobile phone through a network.
The following describes a specific disinfection method for the new coronavirus used for the outer package of frozen food chain based on ozone gas in the present invention with reference to the control flow diagram of fig. 2. The control module is first opened by the user terminal and the control module opens the conveyor 1 to transport the frozen food chain overwrap to the entrance door of the contact reaction sterilization system. The control module opens the access door, transports the frozen food chain overwrap into the contact reaction sterilization system, and closes the access door. The control module starts the ozone concentration sensor to obtain the ozone concentration in the contact reaction disinfection system. When the ozone concentration is lower than the set minimum ozone concentration (for example, 1.0 mg/m)3) When the ozone generator is started, the control module automatically starts the ozone generator, and the ozone generator continuously generates ozone with the speed of 3-12g/h under the control of the concentration regulation chip; when the ozone concentration is higher than the set highest value of the ozone concentration (for example, 2.2 mg/m)3) When the ozone generator is started, the control module automatically turns off the ozone generator; automatic maintenance of ozone concentration in contact reaction disinfection systemBetween the stated ranges. And after the control module sets disinfection for 30min, the ozone generator is turned off. After the virus is killed, the control module starts an air pump of the ozone neutralizer, sucks the ozone in the disinfection equipment into the ozone neutralizer, reduces the ozone into oxygen in the ozone reduction catalyst module, removes the residual unreacted ozone in the disinfection equipment, ensures that the concentration of the ozone in the disinfection equipment is lower than a preset safety threshold value, and transmits a monitoring result to the control module. When the ozone concentration in the sterilization apparatus reaches a set safe threshold, the control module opens the exit door and the conveyor belt 2, and the frozen food chain is shipped out of the contact reaction sterilization system. And finally, the control module closes an outlet door of the contact reaction disinfection system, opens the conveyor belt 3, conveys the frozen food chain products to a specific position, and finishes the disinfection and killing of the virus outside the frozen food chain.
The foregoing describes preferred embodiments of the present invention, but is not intended to limit the utility model thereto. Modifications and variations of the embodiments disclosed herein may be made by those skilled in the art without departing from the scope and spirit of the utility model. In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention. The foregoing describes preferred embodiments of the present invention, but is not intended to limit the utility model thereto. Modifications and variations of the embodiments disclosed herein may be made by those skilled in the art without departing from the scope and spirit of the utility model.
Claims (8)
1. A sterilizing device for freezing food chain external packing comprises a transmission system, an ozone generating system, a contact reaction sterilizing system, an ozone sensor, an ozone neutralizer and a control module; the contact reaction disinfection system is characterized by comprising a disinfection closed space consisting of a conveyor belt, an inlet door and an outlet door; the transmission system, the ozone generation system, the ozone sensor and the ozone neutralizer are all connected with the control module; the transmission system is used for conveying the frozen food chain product into a contact reaction disinfection system of the disinfection device; the ozone generating system is used for generating ozone in the disinfection closed space; the ozone sensor is used for monitoring the concentration of ozone in the disinfection closed space and transmitting the monitoring result to the control module; the control module is used for controlling the opening and closing of the transmission system and controlling the opening and closing of the ozone generating system and the ozone neutralizer through the received data of the ozone sensor.
2. The sterilization apparatus for frozen food chain overwrap of claim 1, wherein said ozone neutralizer is for neutralizing ozone in said sterilized enclosed space to oxygen.
3. The sterilization apparatus for frozen food chain overwrap of claim 1, wherein said ozone generation system includes an ozone concentration sensor and an ozone generator, said ozone concentration sensor receiving instructions from said control module and then regulating said ozone generator on and off in accordance with said instructions.
4. The sterilization apparatus for frozen food chain overpack of claim 1, wherein the ozone sensor comprises an ozone concentration monitoring chip, the monitoring chip being connected to the control module.
5. The sterilization apparatus for chain overpacks of frozen food items of claim 1, wherein the ozone neutralizer comprises a suction pump, an ozone reduction catalyst module, an ozone sensor, and an alarm system, wherein the suction pump, the ozone reduction catalyst module, the ozone sensor, and the alarm system are all connected to the control module.
6. The sterilization apparatus for frozen food chain overpack of claim 1, wherein the control module comprises an intelligent control system and a user terminal.
7. The sterilization apparatus for frozen food chain overpack of claim 6, wherein the ozone concentration sensor, ozone reduction catalyst module are connected to the intelligent control system.
8. The sterilization apparatus for frozen food chain outer package according to claim 6, wherein the user terminal is used for setting parameters of the contact reaction sterilization system, and is connected with a computer or a mobile phone through a network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120427421.8U CN215308686U (en) | 2021-02-26 | 2021-02-26 | Sterilizing equipment for outer package of frozen food chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120427421.8U CN215308686U (en) | 2021-02-26 | 2021-02-26 | Sterilizing equipment for outer package of frozen food chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215308686U true CN215308686U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120427421.8U Active CN215308686U (en) | 2021-02-26 | 2021-02-26 | Sterilizing equipment for outer package of frozen food chain |
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| Country | Link |
|---|---|
| CN (1) | CN215308686U (en) |
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2021
- 2021-02-26 CN CN202120427421.8U patent/CN215308686U/en active Active
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Effective date of registration: 20230111 Address after: Room 303, floor 3, Deshan building, building 1, yard 7, mei'an Road, Mentougou District, Beijing 102300 Patentee after: Beijing Yusu Biotechnology Co.,Ltd. Address before: Room 303, floor 3, Deshan building, building 1, yard 7, mei'an Road, Mentougou District, Beijing 102300 Patentee before: Beijing Yusu Biotechnology Co.,Ltd. Patentee before: INSTITUTE OF CHEMISTRY, CHINESE ACADEMY OF SCIENCES |