CN211847980U - Magnetic field catalysis incubator - Google Patents
Magnetic field catalysis incubator Download PDFInfo
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- CN211847980U CN211847980U CN201922071905.9U CN201922071905U CN211847980U CN 211847980 U CN211847980 U CN 211847980U CN 201922071905 U CN201922071905 U CN 201922071905U CN 211847980 U CN211847980 U CN 211847980U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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Abstract
The utility model discloses a magnetic field catalysis incubator belongs to light industry equipment technical field. The utility model discloses a magnetic field catalysis incubator includes casing, sample cavity, magnetic field generator, PLC controller, temperature sensor and temperature control device, the utility model discloses can produce magnetic field intensity and frequency adjustable magnetostatic field or alternating magnetic field, realize that the large capacity puts the appearance. Use the utility model discloses a required temperature of cultivation/processing procedure that magnetic field catalysis incubator goes on is adjustable, can be used for different biology, chemical reaction to the pertinence, for example the freezing fresh-keeping of food, animal and plant cell growth, the synthesis of the beneficial metabolite of microorganism, non-heat sterilization handle etc. have huge application prospect in food, biology, chemical industry, medicine field.
Description
Technical Field
The utility model relates to a magnetic field catalysis incubator belongs to light industry equipment technical field.
Background
The biochemical culture and material performance test of cells, tissues, microorganisms and the like can be realized only by the stimulation of various external conditions, such as light, heat, sound, humidity, gas, electricity, magnetism and the like. Wherein, the electromagnetic field (light), the electric field, the magnetic field and the sound field belong to a vector physical field, and the humidity, the carbon dioxide concentration and the temperature belong to a scalar physical field. The combination and matching of different physical fields and their intensity and frequency have specific effects for different biochemical cultures, material tests and sample preservation. The physical fields have corresponding commercial scientific instruments and the market is mature. For example, electric fields primarily take advantage of their non-thermal effects, and commercial applications are electrochemical workstations; the selling point of the microwave field is a violent thermal effect, which can rapidly heat up the water-containing medium, the main commercial application is agricultural product processing, chemistry and environmental specialty, and the product comprises a microwave reactor, a microwave drying device, a microwave digestion instrument and a microwave extraction instrument; the ultrasonic wave realizes commercial application by utilizing mechanical destruction effect, and the product comprises an ultrasonic cell disruptor and an ultrasonic cleaner; the light is applied to the catalysis field of plant, cell, tissue, seed culture and intrinsic chemical reaction, and the product comprises a photochemical reactor and a lighting incubator.
The constant temperature and humidity chamber, high and low temperature test chamber, biochemical incubator, vacuum drying chamber, illumination incubator, shaking table, etc. that currently exist are based on the combined application to scalar physical fields, such as temperature and humidity, temperature and carbon dioxide, temperature and vacuum, temperature and light intensity, etc. Magnetic fields, which are mild vector fields, have a certain influence on the growth of organisms and are reported in numerous documents, are based on the magnetic effect of organisms and are presumed to be caused by micro magnetically induced molecules or ionic currents occurring inside organisms.
Compared with ultrasonic waves and microwaves, the magnetic field has mild action and cannot generate destructive action on biochemical samples or materials; the magnetic field has excellent penetrability relative to light and electric field, and can be completely applied to the interior of solid and semisolid samples, such as solid fermentation culture medium, plants, animals and tissues. On the other hand, different biochemical samples and materials have different magnetic permeability and electric conductivity, and particularly microorganisms, cells, animals and plants generate tiny 'eddy currents' in the sample due to the metabolic characteristics of the microorganisms, the cells and the animals and plants, and the applied magnetic field can cause the tiny 'eddy currents' to be generated in the sample, so that the macroscopic effect and index parameters are amplified. At present, no commercial biochemical instruments of magnetic field type are available in the market, so that development of biological or chemical scientific research instruments with magnetic field superposition effect is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a take incubator of magnetic field function, the product structure is succinct, and magnetic field intensity and magnetic field frequency are adjustable, and incubator inside has big volumetric to put a kind space, has promoted experimental optimization efficiency. In addition, aiming at the accurate control of the temperature, the design of a hot air and cold air premixing pipeline is adopted, so that the temperature deviation in the sample cavity is smaller.
The utility model aims at providing a magnetic field catalysis incubator, which comprises a shell, a sample cavity, a magnetic field generator, a PLC controller and a temperature control device; the sample cavity is arranged inside the shell; the magnetic field generator generates a static magnetic field or an alternating magnetic field, and the sample cavity is positioned in a uniform magnetic field environment generated by the magnetic field generator; the PLC controller controls the temperature control device and the magnetic field generator to work; the temperature control device controls the temperature of gas entering the sample cavity so as to adjust the internal temperature of the sample cavity; the magnetic field generator comprises an alternating current power supply, a direct current power supply and a Helmholtz coil, wherein the Helmholtz coil is respectively connected with the direct current power supply and the alternating current power supply and can generate a static magnetic field with the magnetic field intensity of 0-20mT and the frequency of 0Hz and an alternating magnetic field with the magnetic field intensity of 0-20mT and the magnetic field frequency of 1-1000 Hz.
In one embodiment, one side of the sample cavity is provided with an openable and closable visual door, so that the state of the sample in the culture/treatment process can be observed conveniently; and the incubator door is arranged at the corresponding position of the shell; the material of the visible door has transparency, including but not limited to glass, PC board, or resin having light transmittance.
In one embodiment, the door may be provided with a gasket at the edge and a handle at the door.
In one embodiment, the helmholtz coil is disposed around the periphery of the sample chamber, or symmetrically outside of opposite ends of the sample chamber, such that a central axis of the coil coincides with the sample chamber.
In one embodiment, the temperature control device comprises an air heater and a refrigeration compressor; the air heater and the refrigeration compressor heat or cool the air under the control of the PLC controller, so that the temperature of the sample cavity is controlled to be-20-80 ℃.
In one embodiment, the magnetic field catalysis incubator is further provided with a voltage stabilizer which is respectively connected with the direct current power supply, the alternating current power supply and/or the refrigeration compressor and is used for maintaining the voltage stability.
In one embodiment, the sample chamber is provided with an air inlet and an air outlet, and a fan is arranged to accelerate air circulation inside the sample chamber; optionally, the air inlet and the air outlet are located near an upper end and a lower end of the sample chamber, respectively.
In one embodiment, the air inlet is connected with an air inlet pipeline; the air inlet pipeline is of a Y-shaped structure, and two branch pipes of the Y-shaped opening are respectively connected with the air heater and the refrigeration compressor, so that cold air sent out from the refrigeration compressor and hot air heated by the air heater are premixed in the main pipe and enter the sample cavity through the air inlet; optionally, flow control valves are arranged on the branch pipe and the main pipe of the Y-shaped air inlet pipeline, and are used for regulating and controlling the flow of the air.
In one embodiment, a temperature sensor is disposed inside the sample chamber, detects the temperature inside the sample chamber, and transmits a temperature signal to the PLC controller.
In one embodiment, an illuminating lamp and an ultraviolet lamp are arranged in the sample cavity, and the illuminating lamp is used for placing a sample or illuminating during sampling; the ultraviolet lamp is used for sterilization inside the sample cavity.
In one embodiment, the sample chamber is made of non-magnetic austenitic stainless steel, glass fiber plate, teflon or epoxy resin; the sample cavity is externally provided with a heat insulation isolation layer, and the heat insulation isolation layer is formed by alternately arranging a composite type foaming agent filling material and an iron plate, so that the heat insulation effect is realized; the composite foaming agent filling material can be made of polyurethane plastic, the number of the iron plates can be 1-5, the thickness of each iron plate is 1-3mm, and the thickness of the composite foaming agent filling material is 3-50 mm.
In one embodiment, one or more layers of partition plates are arranged inside the sample cavity and used for placing a sample container; the partition plate is made of ceramic, glass fiber, Teflon or epoxy resin, and does not influence the magnetic field distribution of the sample area.
In one embodiment, the baffle may be replaced with a container rack, including but not limited to a test tube rack, a shaker flask rack.
In one embodiment, an operation indicator lamp and a touch screen input device are arranged on the shell and connected with the PLC, the indicator lamp is used for indicating the operation state of the magnetic field catalysis box, and the touch screen input device is used for setting parameters required by the PLC. The bottom of the shell is provided with universal wheels, so that the box body can be moved conveniently.
The utility model has the advantages that:
1. the utility model can realize large-volume sample placement, is beneficial to large-scale weak magnetic field related biochemical culture, material performance test and sample preservation by arranging the coils on the two sides of the sample cavity, so that the sample cavity is completely in the environment of uniform magnetic field and arranging the multilayer clapboard or the container frame in the sample cavity;
2. the utility model has a specific air supply pipeline, can accurately regulate and control the temperature in the sample cavity, so that the temperature deviation in the sample cavity is small, and the realization of a repeatable test is facilitated;
3. the utility model can produce a static magnetic field or an alternating magnetic field with the magnetic field intensity of 0-20mT and the frequency of 0Hz or 1-1000Hz by arranging a direct current power supply or an alternating current power supply which is connected with the Helmholtz coil;
4. the utility model is convenient for sampling and feeding by arranging the visual door, and can realize process observation and monitoring by directly observing the culture/treatment process under the closed state of the visual door without generating interference to the biochemical environment;
5. the utility model discloses a PLC controller controls the process, can realize temperature isoparametric real-time supervision and automatic control.
Drawings
FIG. 1 is a schematic structural view of the magnetic field catalysis incubator of the present invention;
FIG. 2 is a schematic cross-sectional view of the magnetic field catalysis incubator of the present invention along the portion A-A of the structure diagram shown in FIG. 1;
FIG. 3 is a schematic structural view of the magnetic field catalysis incubator of the present invention;
wherein, 1, a voltage stabilizer; 2, an alternating current power supply; 3, a direct current power supply; 4, Helmholtz coils; 5, a sample cavity; 6, a partition board; 7, insulating the insulating layer; 8, a temperature sensor; 9, an air heater; 10, a refrigeration compressor; 11, an air inlet; 12, a PLC controller; 13, a housing; 14 and an air outlet.
FIG. 4 is an electrical diagram of a PLC controller of a magnetic field catalysis incubator, which takes the Macketo PLC model MX2H-1616MT as an example, according to an embodiment.
FIG. 5 is a schematic diagram of the relay connection of the magnetic field catalysis incubator.
Detailed Description
To achieve the above objects, features and advantages and in accordance with the purpose of the invention, as embodied and broadly described herein, the present invention will be described in detail with reference to the accompanying drawings.
As shown in figures 1-5, the utility model relates to a magnetic field catalysis incubator comprises a shell 13, a sample cavity 5, a magnetic field generator, a PLC controller 12, an air heater 9 and a refrigeration compressor 10. The sample cavity 5 is arranged in the shell 13, and one surface of the sample cavity 5 is provided with a visual door which can be opened and closed, so that the sample state in the culture/treatment process can be observed conveniently; the corresponding position of the shell 13 is provided with a incubator door, and the edge of the incubator door is provided with a sealing ring to avoid air or moisture leakage; the door can be provided with a handle, which is convenient for opening or closing the door. The magnetic field generator is arranged in the shell 13 and comprises Helmholtz coils 4, a direct current power supply 3 and/or an alternating current power supply 2, and the Helmholtz coils 4 are symmetrically arranged outside two opposite ends of the sample cavity 5, so that the central axes of the coils are overlapped with the sample cavity 5; the Helmholtz coil 4 is connected with the direct current power supply 3 and the alternating current power supply 2; can generate a static magnetic field with the magnetic field intensity of 0-5mT and the frequency of 0Hz by matching with the direct current power supply 3; the Helmholtz coil 4 is matched with the alternating current power supply 2 to generate an alternating magnetic field with the magnetic field intensity of 0-5mT and the frequency of 1-1000 Hz.
The sample cavity 5 is provided with an air inlet 11 and an air outlet 14, and a fan is arranged to accelerate air circulation inside the sample cavity 5; optionally, the air inlet 11 and the air outlet 14 are located near the upper end and the lower end of the sample chamber 5, respectively. The sample cavity 5 is made of non-magnetic austenitic stainless steel, a glass fiber plate, Teflon or epoxy resin; a heat-insulating isolation layer 7 is arranged outside the sample cavity 5, and the heat-insulating isolation layer 7 is formed by alternately arranging a composite foaming agent filling material and an iron plate, so that the heat-insulating effect is realized; the composite foaming agent filling material can be made of polyurethane plastic, the number of the iron plates can be 1-5, the thickness of each iron plate is 1-3mm, and the thickness of the composite foaming agent filling material is 3-50 mm.
The air inlet 11 is connected with an air inlet pipeline; the air inlet pipeline is of a Y-shaped structure, two branch pipes of the Y-shaped opening are respectively connected with the air heater 9 and the refrigeration compressor 10, so that cold air sent out from the refrigeration compressor 10 and hot air heated by the air heater 9 are premixed in the main pipe and enter the sample cavity 5 through the air inlet 11. Flow control valves are arranged on the branch pipe and the main pipe of the Y-shaped air inlet pipeline and used for regulating and controlling the flow of air.
The voltage stabilizer 1 is respectively connected with the alternating current power supply 2, the direct current power supply 3 and/or the refrigeration compressor 10 and is used for maintaining the stability of voltage. The shell 13 is made of iron plates, so that the shielding of an external magnetic field is realized, and the control limit value of the national standard GB 8702-2014 electromagnetic environment is met.
The temperature sensor 8 is arranged in the sample cavity 5 and used for detecting the temperature in the sample cavity 5 and transmitting a temperature signal back to the PLC 12; the PLC 12 controls the air heater 9, the refrigeration compressor 10, the direct current power supply 3 and the alternating current power supply 2 to work, and controls the direct current power supply 3, the alternating current power supply 2, the refrigeration compressor 10, the ultraviolet lamp and the lighting lamp to be started and stopped through the relay. The utility model discloses a PLC controller 12 is realizing the utility model discloses required control program when function is the general degree that prior art has disclosed and widely used, does not relate to the improvement to procedure itself.
Optionally, the helmholtz coil 4 is fixed with the sample chamber 5 by a frame.
Optionally, the area of the sample chamber 5 not closed is provided with a glass door; an illuminating lamp and an ultraviolet lamp are arranged in the sample cavity 5, and the illuminating lamp is used for placing a sample or illuminating during sampling; the uv lamp is used for sterilization inside the sample chamber 5. One or more layers of partition boards 6 are also arranged in the sample cavity 5 and used for placing a sample container; the partition plate 6 is made of ceramic, glass fiber, Teflon or epoxy resin, and does not influence the magnetic field distribution of the sample area.
Alternatively, the baffle 6 may be replaced with a container rack, including but not limited to a test tube rack, a shaker flask rack.
Optionally, an operation indicator light and a touch screen input device are arranged on the housing 13 and connected to the PLC controller 12, the indicator light is used for indicating an operation state of the magnetic field catalysis box, and the touch screen input device is used for setting parameters required by the PLC controller 12. The universal wheels are arranged at the bottom of the shell 13, so that the box body can be moved conveniently.
Alternatively, to achieve magnetic field strengths of 20mT or even higher, the current through the helmholtz coil 4 may be suitably increased or the number of helmholtz coil turns may be increased.
The working principle of the magnetic field catalysis incubator is as follows: starting a box power supply, and setting parameter conditions (such as temperature, magnetic field intensity, magnetic field frequency, running time and the like) required by the experiment; the air heater 9 and the refrigeration compressor 10 operate to respectively prepare hot air and cold air, and the hot air and the cold air enter the sample cavity 5 through the air inlet pipeline; the temperature sensor 8 monitors the temperature in the sample cavity 5 in real time and transmits the temperature information back to the PLC 12; when the temperature in the sample cavity 5 is lower than the set temperature, the PLC 12 controls the air flow to increase the content of hot air in the air inlet pipeline, so as to achieve the effect of increasing the temperature in the sample cavity 5; when the temperature in the sample chamber 5 is higher than the set temperature, the PLC controller 12 increases the cold air content in the air inlet duct, so that the temperature in the sample chamber 5 is reduced to the set temperature. When the PLC controller 12 does not set the magnetic field parameters, the magnetic field generator is not operated; when the magnetic field is set to a static magnetic field, the direct-current power supply 3 is operated until the magnetic field reaches a set intensity and the intensity is kept in operation; when the magnetic field is set to an alternating magnetic field, the alternating-current power supply 2 is operated until the magnetic field intensity and the magnetic field frequency reach set values and the horizontal operation is maintained. The PLC controller 12 continues to run through the process until it is finished. The magnetic field catalysis incubator can be suitable for single-stage or treatment containing multiple parameter change processes, and can record time. Before or after the start, the ultraviolet lamp can be turned on to carry out ultraviolet sterilization on the interior of the sample cavity 5.
The protection scope of the present invention is not limited to the above embodiments, and any modifications, equivalent replacements, and improvements that can be made by a person skilled in the art within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The magnetic field catalysis incubator is characterized by comprising a shell, a sample cavity, a magnetic field generator, a PLC (programmable logic controller), a temperature sensor and a temperature control device; the sample cavity is arranged inside the shell; the magnetic field generator generates a static magnetic field or an alternating magnetic field, and the internal space of the sample cavity is positioned in a magnetic field environment generated by the magnetic field generator; the PLC controller controls the temperature control device and the magnetic field generator to work; the temperature control device comprises an air heater and a refrigeration compressor; the air heater and the refrigeration compressor heat and/or refrigerate the air communicated to the sample cavity under the control of the PLC controller so as to adjust the temperature of the sample cavity; the magnetic field generator comprises an alternating current power supply, a direct current power supply and a Helmholtz coil, wherein the Helmholtz coil is respectively connected with the direct current power supply and the alternating current power supply and can generate a static magnetic field with the magnetic field intensity of 0-20mT or an alternating magnetic field with the magnetic field intensity of 0-20mT and the magnetic field frequency of 1-1000 Hz; the temperature sensor is arranged inside the sample cavity.
2. The magnetic field catalysis incubator according to claim 1, wherein the Helmholtz coil is disposed at the periphery of the sample cavity or symmetrically disposed outside of the two opposite ends of the sample cavity.
3. The magnetic field catalysis incubator according to claim 1 or 2, wherein a voltage stabilizer is further provided and is connected to the direct current power supply and the alternating current power supply respectively.
4. The magnetic field catalysis incubator according to claim 3, wherein the sample chamber is provided with an air inlet and an air outlet; the air inlet is connected with an air inlet pipeline; the air inlet pipeline is of a Y-shaped structure, two branch pipes of the Y-shaped opening are respectively connected with the air heater and the refrigeration compressor, and the main pipe is connected with the air inlet.
5. The magnetic field catalysis incubator according to claim 4, wherein one surface of the sample chamber is provided with a visual door which can be opened and closed, and the incubator door is arranged at a corresponding position of the shell; the material of the visible door has transparency, including but not limited to glass, PC board, or resin having light transmittance.
6. The magnetic field catalysis incubator according to claim 5, wherein the sample chamber is made of non-magnetic stainless steel, glass fiber plate, Teflon or epoxy resin; and a heat-insulating isolation layer is arranged outside the sample cavity and is formed by alternately arranging a composite foaming agent filling material and an iron plate.
7. The magnetic field catalysis incubator according to claim 6, wherein the composite type foaming agent filling material is polyurethane plastic; the number of the iron plates is 1-5, the thickness of each iron plate is 1-3mm, and the thickness of the composite type foaming agent filling material filled between the iron plates is 3-50 mm.
8. The magnetic field catalysis incubator according to claim 7, wherein one or more layers of partition boards or container racks are arranged inside the sample cavity for placing the sample container; the partition board is made of ceramic, glass fiber, Teflon or epoxy resin; the container rack comprises a test tube rack and a shake flask bracket.
9. The magnetic field catalysis incubator according to claim 8, wherein an operation indicator light and a touch screen input device are arranged on the housing and connected with a PLC (programmable logic controller); the bottom of the shell is provided with universal wheels.
10. The magnetic field catalysis incubator of claim 9, wherein an ultraviolet lamp and/or an illumination lamp is disposed within the sample chamber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922071905.9U CN211847980U (en) | 2019-11-27 | 2019-11-27 | Magnetic field catalysis incubator |
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| CN201922071905.9U CN211847980U (en) | 2019-11-27 | 2019-11-27 | Magnetic field catalysis incubator |
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| CN211847980U true CN211847980U (en) | 2020-11-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747545A (en) * | 2022-05-17 | 2022-07-15 | 南京农业大学 | Parasitic wasp population growth breeding optimization method based on magnetobiological effect |
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2019
- 2019-11-27 CN CN201922071905.9U patent/CN211847980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747545A (en) * | 2022-05-17 | 2022-07-15 | 南京农业大学 | Parasitic wasp population growth breeding optimization method based on magnetobiological effect |
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