CN209345983U - A kind of cold sterilization test equipment of high voltage electric field low temperature plasma - Google Patents
A kind of cold sterilization test equipment of high voltage electric field low temperature plasma Download PDFInfo
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- CN209345983U CN209345983U CN201821835707.4U CN201821835707U CN209345983U CN 209345983 U CN209345983 U CN 209345983U CN 201821835707 U CN201821835707 U CN 201821835707U CN 209345983 U CN209345983 U CN 209345983U
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- high voltage
- electric field
- low temperature
- temperature plasma
- cold sterilization
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Abstract
The utility model discloses a kind of cold sterilization test equipments of high voltage electric field low temperature plasma, including the cold sterilization core apparatus of cabinet, high voltage electric field low temperature plasma, high-tension transformer, high voltage control case, distribution box, exhaust blower, three color alarm lamps, machine box door, PLC controller and touch control screen.The cold sterilization core apparatus of high voltage electric field low temperature plasma is arranged in upper accommodating cavity, and the touch control screen is arranged on machine box door and connect with PLC controller.The utility model makes 220V power supply pass through the systems components such as high-tension transformer, make the high voltage electric field that 60-90KV is generated between the high-field electrode and ground electrode of the cold sterilization core apparatus of high voltage electric field low temperature plasma, excitation package interior dielectric gas generates plasma and reaches bactericidal effect, can program setting automatically control and complete multi-step continuous gap formula experimental implementation, have many advantages, such as sterilisation program it is accurate it is controllable, easy to operate, work efficiency is high.
Description
Technical field
The utility model relates to the field of video display equipment technology more particularly to a kind of high voltage electric field low temperature plasma is cold kills
Bacterium rig for testing.
Background technique
Currently, existing for the sterilization fresh-keeping packing technique that the temperature-sensitives food such as fresh meat, fresh fruit of vegetables and fresh-cut dish use
Sterilization is not thorough and leads to the problem of secondary pollution；Although Cold Chain Logistics storage can be used in product, microorganism remains to mass propagation
Cause putrid and deteriorated, shelf freshness date is short.In addition, negative effect of the thermal sterilization to the fresh organoleptic quality of product and nutritional ingredient,
It is unfavorable for keeping original quality.For the effective sterilization fresh-keeping of fresh food and extend shelf freshness date, develops efficiently cold sterilization and guarantor
Fresh packing technique becomes the inexorable trend of food service industry.
Compared with the sterilization technologies such as the heat source that is widely used at present, the cold sterilization fresh-keeping packaging of high voltage electric field low temperature plasma
Technology is the important breakthrough of the cold sterilization fresh-keeping packing technique of food.This technology can in conjunction with MAP controlled atmosphere fresh-keeping packing technological perfectionism,
Low temperature plasma carries out sterilization processing to packaging product, will not generate secondary pollution；The plasma for generating bactericidal effect comes
Derived from package interior gas, chemical residual will not be generated, it is highly-safe；Although the voltage used is very high, electric current is small, kills
Bacterium treatment process very short (5-10s) will not generate heat, without temperature rise, and energy consumption is very low, easy to operate etc..Therefore, low temperature etc.
Gas ions sterilization technology, Shi Yongyu not be to thermo-responsive food (such as fresh livestock and poultry fish meat system as a kind of new cold sterilization mode
Product and conditioning products, fresh fruit of vegetables and fresh-cut dish etc.) cold sterilization.These features are extensive to fresh class and its thermal sensitivity food
Exploitation has crucial technological break-through, huge development space and good prospect.
The utility model patent of Patent No. ZL201410347682.3 discloses a kind of fresh meat height in 2014.11.05
Piezoelectric field plasma body cooperative nano-photo catalytic sterilization fresh-keeping method, the fresh meat after being used to pack MAP carry out cold
Sterilization processing, the DBD low temperature plasma disinfection structure used is relatively simple, is not able to satisfy high voltage electric field low temperature plasma
The continuous gap operation and security mask requirement of cold sterilization.
Utility model content
The utility model is equipped mainly solving the technical problems that providing the cold sterilization test of high voltage electric field low temperature plasma,
Make 220V power supply by systems components such as high-tension transformers, makes the height of the cold sterilization core apparatus of high voltage electric field low temperature plasma
High voltage electric field is generated between piezoelectricity pole and ground electrode, excitation package interior dielectric gas generates plasma and reaches sterilization effect
Fruit, can program setting automatically control and complete multi-step continuous gap formula experimental implementation, have that sterilisation program is precisely controllable, operation letter
Singly, the advantages that work efficiency is high.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of high voltage electric field
The cold sterilization test equipment of low temperature plasma, including the cold sterilization core apparatus of cabinet, high voltage electric field low temperature plasma, high voltage variable
Depressor, high voltage control case, distribution box, exhaust blower, three color alarm lamps, machine box door, PLC controller and touch control screen, it is described
Accommodating cavity, lower accommodating cavity and side accommodating cavity, the multiple machine box door corresponding upper accommodating cavities, lower accommodating are arranged at intervals in cabinet
The front of cabinet is arranged in chamber and side accommodating cavity hinge, and the cold sterilization core apparatus setting of high voltage electric field low temperature plasma exists
In upper accommodating cavity, the high-tension transformer is arranged in the accommodating cavity of side, and the high voltage control case and distribution box are separately positioned on down
In accommodating cavity, the exhaust blower and three color alarm lamps are separately positioned on the top of cabinet, and the touch control screen is arranged in cabinet
It is connect on door and with PLC controller.
In one preferred embodiment of the utility model, the cold sterilization core apparatus packet of high voltage electric field low temperature plasma
Electrode assembly and transmission mechanism are included, the electrode assembly is made of top electrode and lower electrode, and lower electrode is fixed in accommodating cavity
Rack, top electrode are gone up and down by transmission mechanism control and are positioned.
In one preferred embodiment of the utility model, the cold sterilization core apparatus of high voltage electric field low temperature plasma
Top electrode is connected by the High voltage output port of high-pressure connection line and high-tension transformer, and lower electrode passes through high-pressure connection line and high pressure
The earth polar port of transformer connects, and the voltage between the top electrode of the electrode assembly and lower electrode is 60-90KV.
Security mask in one preferred embodiment of the utility model, between the electrode assembly both ends and transmission mechanism
Distance is not less than 150-180mm.
In one preferred embodiment of the utility model, the PLC controller exports two-way feedback loop, respectively servo
Motor control feedback loop and High voltage output control feedback loop.
In one preferred embodiment of the utility model, the Serve Motor Control feedback loop is straight using PLC controller
It connects and is connect with the servo motor of the cold sterilization core apparatus of high voltage electric field low temperature plasma, adjust the positive and negative rotation of servo motor and turn
Speed.
In one preferred embodiment of the utility model, the High voltage output control feedback loop is logical using PLC controller
High voltage control case is crossed to connect with high-tension transformer；The control signal of the high voltage control case one side reception PLC controller is simultaneously anti-
The current voltage signal of PLC controller of feeding, on the other hand controls high-tension transformer output signal and receives high-tension transformer
The voltage signal of feedback.
In one preferred embodiment of the utility model, the PLC controller also with close to switch and Temperature Humidity Sensor
Connection.
In one preferred embodiment of the utility model, observation window, the glass of observation window are additionally provided on the machine box door
Inner face installs wire mesh shielded layer.
In one preferred embodiment of the utility model, the cold sterilization test equipment of high voltage electric field low temperature plasma is also
Including emergency stop switch and safety socket, the emergency stop switch and safety socket are separately positioned on the side of cabinet.
The beneficial effects of the utility model are: the cold sterilization test dress of the high voltage electric field low temperature plasma of the utility model
It is standby, make 220V power supply by systems components such as high-tension transformers, makes the cold sterilization core apparatus of high voltage electric field low temperature plasma
High-field electrode and ground electrode between generate high voltage electric field, excitation package interior dielectric gas generates plasma and reaches sterilization
Effect, can program setting automatically control and complete multi-step continuous gap formula experimental implementation, have that sterilisation program is precisely controllable, operation
Simply, the advantages that work efficiency is high.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the interior of a preferred embodiment of the cold sterilization test equipment of the utility model high voltage electric field low temperature plasma
Portion's structural schematic diagram；
Fig. 2 is the shape assumption diagram of Fig. 1；
Fig. 3 is the circuit diagram of Fig. 1；
Fig. 4 is the structural schematic diagram of the cold sterilization core apparatus of Fig. 1 mesohigh electric field low temperature plasma；
The label in accompanying drawing is: 1, cabinet, 2, the cold sterilization core apparatus of high voltage electric field low temperature plasma, 3, high pressure transformation
Device, 4, high voltage control case, 5, distribution box, 6, exhaust blower, 7, three color alarm lamps, 8, machine box door, 9, PLC controller, 10, touch control
System screen, 11, upper accommodating cavity, 12, lower accommodating cavity, 13, side accommodating cavity, 14, observation window, 15, heat release hole, 16, emergency stop switch, 17,
Safety socket, 18, shifting roller, 19, close switch, 20, Temperature Humidity Sensor, 21, electrode assembly, 22, transmission mechanism, 211,
Top electrode, 212, lower electrode, 221, servo motor.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
As shown in Figure 1 to Figure 3, the utility model embodiment includes:
A kind of cold sterilization test equipment of high voltage electric field low temperature plasma, including cabinet 1, high voltage electric field low temperature plasma
Cold sterilization core apparatus 2, high-tension transformer 3, high voltage control case 4, distribution box 5, exhaust blower 6, three color alarm lamps 7, machine box door 8,
PLC controller 9 and touch control screen 10.Accommodating cavity 11, lower accommodating cavity 12 and side accommodating are arranged at intervals in the cabinet 1
Cabinet 1 is being arranged in just in chamber 13, multiple machine box doors 8 corresponding above accommodating cavity 11, lower accommodating cavity 12 and 13 hinge of side accommodating cavity
Face, the cold sterilization core apparatus 2 of high voltage electric field low temperature plasma described in multiple groups are arranged in upper accommodating cavity 11, the high pressure transformation
Device 3 is arranged in side accommodating cavity 13, and the high voltage control case 4 and distribution box 5 are separately positioned in lower accommodating cavity 9, the air draft
Machine 6 and three color alarm lamps 7 are separately positioned on the top of cabinet 1, and the touch control screen 10 is arranged on machine box door 8 and and PLC
Controller 9 connects.
Among the above, observation window 14 and heat release hole 15, the glass inner face of the observation window 14 are additionally provided on the machine box door 8
Electrion space is isolated in installation wire mesh shielded layer (figure do not regard), when electric discharge, has haved the function that shielding.
In the present embodiment, the cold sterilization test equipment of high voltage electric field low temperature plasma further includes emergency stop switch 16, peace
Full socket 17 and shifting roller 18, the emergency stop switch 16 and safety socket 17 are separately positioned on the side of cabinet 1, safety
It can be high.The bottom of cabinet 1 is arranged in shifting roller 18, easy to use, is suitable for a variety of occasions.
As shown in figure 4, the cold sterilization core apparatus 2 of high voltage electric field low temperature plasma includes electrode assembly 21 and transmission
Mechanism 22, the electrode assembly 21 are made of top electrode 211 and lower electrode 212, and lower electrode 212 is fixed on machine in accommodating cavity 11
Frame, top electrode 211 control lifting positioning by transmission mechanism 22.
Wherein, the electrode assembly 21 includes the top electrode 211 being set side by side up and down and lower electrode 212, by transmission mechanism
Rising or falling for 22 control top electrodes 211, changes the distance between top electrode 211 and lower electrode 212, different to reach processing
The demand of the food of thickness.It include servo motor 221 in the transmission mechanism 22.
In the present embodiment, the security mask distance between 21 both ends of electrode assembly and transmission mechanism 22 is not less than 150-
180mm.The top electrode 211 and lower electrode 212 are all made of aluminum material and are made, material more Portable durable.During the work time,
Voltage between the top electrode 211 of electrode assembly 21 and lower electrode 212 is 60-90KV.
As shown in figure 3, the top electrode 211 of the cold sterilization core apparatus 2 of high voltage electric field low temperature plasma passes through high pressure
Connecting line is connect with the High voltage output port of high-tension transformer 3；The cold sterilization core apparatus 2 of high voltage electric field low temperature plasma
Lower electrode 212 connect with the earth polar port of high-tension transformer 3 by high-pressure connection line.
To realize that parameter can be arranged by touch control screen 10 in experimental assembly, automatic operating completes experimentation, institute
To control the operation of entire experimental assembly using PLC controller 9.In addition to aobvious between PLC controller 9 and touch control screen 10
Show-control loop except, output-feedback loop of main PLC controller 9 has two: Serve Motor Control and high pressure respectively
Output control.
Output-feedback loop of servo motor, output act directly on servo motor 221, adjust servo motor 221
Positive and negative rotation and revolving speed；Feedback is then acquisition upper, middle and lower limit close to switching signal, determines that servo motor 221 upgrades the position of platform
It sets.PLC controller 9 calculates control signal in real time according to the information of feedback, controls servo motor 221 according to preset ginseng
Number executes.
Output-feedback loop of high pressure is not to directly act on high-tension transformer 3, but pass through high voltage control case 4
Transition is carried out.On the one hand high voltage control case 4 receives the control signal of PLC controller 9, and it is current to feed back to PLC controller 9
Voltage signal；On the other hand 3 output signal of high-tension transformer is controlled, receives the voltage signal that high-tension transformer 3 is fed back.Together
When, high voltage control case 4 also has adjusting pressuring knob 41, therefore PLC controller 9 controls switch and the protection of High voltage output, and high pressure
Control cabinet 4 controls the size that high-tension transformer 3 generates voltage.
PLC controller 9 also has some individual signal collecting and controlling outputs, the PLC controller 9 and close switch
19 and Temperature Humidity Sensor 20 connect.Travel switch signal, experimental situation on all openable machine box doors 8 of signal acquisition
Temperature Humidity Sensor signal；Blower, the headlamp of control output such as equipment.
Last PLC controller 9 is docked with touch control screen 10 again, and by programming, user can be in touch control screen 10
Parameter needed for easily setting is tested on interface, automatic or manual carry out experimental implementation, observation experiment data variation, call previous
Experimental record etc..
In conclusion the cold sterilization test equipment of the high voltage electric field low temperature plasma of the utility model, bright to make 220V power supply
By the systems component such as high-tension transformer, make the high-field electrode and ground of the cold sterilization core apparatus of high voltage electric field low temperature plasma
Generate high voltage electric field between electrode, excitation package interior dielectric gas generates plasma and reaches bactericidal effect, can program set
Fixed automatically control completes multi-step continuous gap formula experimental implementation, has sterilisation program precisely controllable, easy to operate, working efficiency
The advantages that high.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of cold sterilization test equipment of high voltage electric field low temperature plasma, which is characterized in that including cabinet, high voltage electric field low temperature
The cold sterilization core apparatus of plasma, high-tension transformer, high voltage control case, distribution box, exhaust blower, three color alarm lamps, machine box door,
PLC controller and touch control screen are arranged at intervals with accommodating cavity, lower accommodating cavity and side accommodating cavity in the cabinet, multiple
The front of cabinet is arranged in the corresponding upper accommodating cavity of the machine box door, lower accommodating cavity and side accommodating cavity hinge, and the high voltage electric field is low
The cold sterilization core apparatus of isothermal plasma is arranged in upper accommodating cavity, and the high-tension transformer is arranged in the accommodating cavity of side, described
High voltage control case and distribution box are separately positioned in lower accommodating cavity, and the exhaust blower and three color alarm lamps are separately positioned on cabinet
Top, the touch control screen are arranged on machine box door and connect with PLC controller.
2. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 1, which is characterized in that the high pressure
The cold sterilization core apparatus of electric field low temperature plasma includes electrode assembly and transmission mechanism, and the electrode assembly is by top electrode under
Electrode is constituted, and lower electrode is fixed on accommodating cavity interior framework, top electrode is gone up and down by transmission mechanism control and positioned.
3. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 2, which is characterized in that the high pressure
The top electrode of the cold sterilization core apparatus of electric field low temperature plasma passes through the high-voltage output end of high-pressure connection line and high-tension transformer
Mouthful connection, lower electrode are connected by the earth polar port of high-pressure connection line and high-tension transformer, the top electrode of the electrode assembly and
Voltage between lower electrode is 60-90KV.
4. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 2, which is characterized in that the electrode
Security mask distance between component both ends and transmission mechanism is not less than 150-180mm.
5. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 3, which is characterized in that the PLC
Controller exports two-way feedback loop, and respectively Serve Motor Control feedback loop and High voltage output controls feedback loop.
6. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 5, which is characterized in that the servo
Servo electricity of the motor control feedback loop using PLC controller directly with the cold sterilization core apparatus of high voltage electric field low temperature plasma
Machine connection, adjusts positive and negative rotation and the revolving speed of servo motor.
7. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 5, which is characterized in that the high pressure
Output control feedback loop is connect by high voltage control case with high-tension transformer using PLC controller；The high voltage control case one
Aspect receives the control signal of PLC controller and feeds back to the current voltage signal of PLC controller, on the other hand to high pressure transformation
Device output signal controls and receives the voltage signal of high-tension transformer feedback.
8. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 1, which is characterized in that the PLC
Controller is also connect with close to switch and Temperature Humidity Sensor.
9. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 1, which is characterized in that the cabinet
Observation window is additionally provided on door, the glass inner face of observation window installs wire mesh shielded layer.
10. the cold sterilization test equipment of high voltage electric field low temperature plasma according to claim 1, which is characterized in that the height
Piezoelectric field low temperature plasma cold sterilization test equipment further includes emergency stop switch and safety socket, the emergency stop switch and safety
Socket is separately positioned on the side of cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821835707.4U CN209345983U (en) | 2018-11-08 | 2018-11-08 | A kind of cold sterilization test equipment of high voltage electric field low temperature plasma |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821835707.4U CN209345983U (en) | 2018-11-08 | 2018-11-08 | A kind of cold sterilization test equipment of high voltage electric field low temperature plasma |
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| CN209345983U true CN209345983U (en) | 2019-09-06 |
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| CN201821835707.4U Active CN209345983U (en) | 2018-11-08 | 2018-11-08 | A kind of cold sterilization test equipment of high voltage electric field low temperature plasma |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109259036A (en) * | 2018-11-08 | 2019-01-25 | 苏州屹润食品科技有限公司 | A kind of cold sterilization test equipment of high voltage electric field low temperature plasma |
| WO2022126454A1 (en) * | 2020-12-16 | 2022-06-23 | 合肥美的电冰箱有限公司 | Storage apparatus |
| US11717003B2 (en) | 2020-10-10 | 2023-08-08 | Nanjing Agricultural University | Grilling method for controlling content of polycyclic aromatic hydrocarbons in charcoal-grilled meat |
-
2018
- 2018-11-08 CN CN201821835707.4U patent/CN209345983U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109259036A (en) * | 2018-11-08 | 2019-01-25 | 苏州屹润食品科技有限公司 | A kind of cold sterilization test equipment of high voltage electric field low temperature plasma |
| US11717003B2 (en) | 2020-10-10 | 2023-08-08 | Nanjing Agricultural University | Grilling method for controlling content of polycyclic aromatic hydrocarbons in charcoal-grilled meat |
| WO2022126454A1 (en) * | 2020-12-16 | 2022-06-23 | 合肥美的电冰箱有限公司 | Storage apparatus |
| EP4134328A4 (en) * | 2020-12-16 | 2023-08-16 | Hefei Midea Refrigerator Co., Ltd. | Storage apparatus |
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