CN110200188A - A kind of electric field generation device and electric field fresh-keeping refrigerator - Google Patents

Abstract

The invention discloses an electric field generating device and an electric field fresh-keeping refrigerator. The AC voltage, for example, 220V is boosted into an AC voltage of 1000-8000V by a booster circuit, and then output to a high-voltage electrode through a rectification circuit; The electric field interacts with each other, can vibrate to generate an energy field, combine the appropriate energy field with the refrigerator, so that the fruits and vegetables in the environment of the appropriate energy field, the free radical scavenging system (including SOD, POD, CAT, etc.) The activity of various antioxidant enzymes) has been enhanced, and the production and removal of free radicals have returned to balance. What is shown is that the fresh-keeping period of fruits and vegetables has been extended, and then connected to the negative ion generator, and the negative ion generator discharges to generate plasma Body active substances, and further kill surface bacteria and viruses on the basis of food preservation.

Description

An electric field generating device and an electric field fresh-keeping refrigerator

technical field

The invention relates to the technical field of refrigerators, in particular to an electric field generating device and an electric field fresh-keeping refrigerator.

Background technique

The current fresh-keeping technologies all focus on appearance rather than internal quality, and rarely involve the internal aging control of fruits and vegetables. However, as a part of human food, fruits and vegetables not only satisfy the sensory experience, but also bring nutrition to people and improve health. Therefore, maintaining their inherent quality through fresh-keeping technology is an important task in the fresh-keeping industry.

In the prior art, the refrigerator is a traditional low-temperature refrigeration appliance, which only passively reduces the consumption of limited nutrient organic matter in fruits and vegetables, and it is difficult to control the destructive effect of excessive free radicals generated inside fruits and vegetables.

Therefore, the prior art still needs to be improved and developed.

Contents of the invention

In view of the deficiencies of the prior art above, the object of the present invention is to provide an electric field generator and an electric field fresh-keeping refrigerator to solve the problem that it is difficult for existing refrigerators to control the destructive effect of excessive free radicals generated inside fruits and vegetables.

In the first aspect, the embodiment of the present invention provides an electric field generating device, the electric field generating device includes a boost circuit for boosting the AC voltage input by the power supply; A rectifier circuit for rectifying the final AC voltage; at least two high-voltage electrodes connected to the rectifier circuit for generating an energy field through vibration; connected to a booster circuit for step-down filtering of the boosted AC voltage The step-down filter circuit; the negative ion generator used to generate plasma active substances connected with the filter circuit, the rectifier circuit and the high-voltage electrode respectively; the power supply input end of the boost circuit is connected with the power supply providing AC voltage, The output end is connected to the input end of the rectification circuit, the output end of the rectification circuit is connected to the input end of the negative ion generator and the high-voltage electrode, the step-down filter circuit is connected to the other output end of the boost circuit, and the step-down filter device and the negative ion generator are also connected. Connect to ground. In this way, when energized, at least two high-voltage electrodes will vibrate to generate an energy field, which can enhance the enzyme activity of antioxidant enzymes stored in food under the action of the energy field, and remove excessive free radicals and other harmful substances produced by the metabolism of organisms. Substances, thereby effectively prolonging the fresh-keeping period of food, generating plasma active substances through the discharge of the negative ion generator, and further killing surface bacteria and viruses on the basis of food preservation.

Further, in the embodiment of the present invention, the booster circuit includes a rectification unit for isolating, stepping down and rectifying the AC voltage input by the power supply; connected to the rectifying unit, used for isolating, stepping down and rectifying the AC A booster unit for boosting the voltage; the booster unit is also connected with the step-down filter circuit and the rectifier circuit. The input 220V AC voltage is isolated and stepped down by the rectification unit, and rectified to obtain a stable AC voltage to the booster unit, and the booster unit boosts the corresponding voltage as required to meet the high-voltage demand for energy field generation.

Optionally, the booster circuit can be a coil-type booster circuit or an electronic booster circuit, and a light metal casing is arranged on the outside. The safety voltage is 8V-36V, which is lower than the voltage that is harmful to the human body, and is safe High, the predetermined range of high voltage is 1000-8000V, the optional range of high voltage is large, and an appropriate voltage can be selected according to needs to generate an energy field of corresponding intensity.

Furthermore, in the embodiment of the present invention, the rectification circuit includes one of a full-wave rectification module, a negative half-wave rectification module, or a positive half-wave rectification module or any combination thereof. The boosted AC voltage is rectified by the rectifier circuit, and then output to the high-voltage electrode to generate an energy field.

In a possible embodiment, the high-voltage electrode includes a conductor layer, an insulating layer wrapping the conductor layer, and a wire connected to the conductor layer, the wire is also connected to the rectifier circuit and the negative ion generator, and the voltage of the high-voltage electrode is 1000V～8000V, the current is 1-200mA. The conductor layer is wrapped with an insulating layer for insulation and isolation to avoid electric shock, and then leads are drawn out to connect the rectifier circuit to receive the boosted AC power to realize vibration between at least two high-voltage electrodes to generate an energy field.

The step-down filter circuit includes a step-down unit and a filter unit connected in sequence, the step-down unit is a step-down chip for realizing a step-down function, and the filter unit is a filter chip for realizing a filter function. The step-down filter circuit device can effectively reduce the impact of high-voltage current on the ground, filter high-frequency clutter and improve output quality, and at the same time, can greatly enhance the vibration properties of high-voltage electrode output, and can improve the electric field to treat polar molecules and stored food internally. direct action of enzymes.

In a further embodiment, a negative ion generator is connected between the rectifier circuit and the high-voltage electrode, and the negative ion generator discharges the ground electrode to generate plasma active substances, and further kills surface bacteria and viruses on the basis of food preservation. .

The present invention also provides an electric field fresh-keeping refrigerator, which includes a refrigerator body and the electric field generating device described in any one of the above, and the electric field generating device is installed in the refrigerator body. The refrigerator body includes a refrigerating room, a freezing room and a compressor room; the electric field generating device is located in the refrigerating room, the freezing room and/or the compressor room, so that the refrigerator has a fresh-keeping function. By setting the electric field generating device in the refrigerator, an energy field is generated between at least two high-voltage electrode plates. The energy field enhances the enzyme activity of antioxidant enzymes in the organism, and these enzymes further remove the excess free energy produced by the metabolism of the organism. Harmful substances such as bases can effectively prolong the freshness period of food.

In summary, the present invention uses a boost circuit to boost the AC voltage input by the power supply, such as 220V, to an AC voltage of 1000-8000V, uses a boost circuit to boost the AC voltage 220V to an AC voltage of 1000-8000V, and passes through the rectifier circuit. Output to the high-voltage electrode; due to the electric field interaction between the high-voltage electrodes in the device, it can vibrate to generate an energy field, combine the appropriate energy field with the refrigerator, and make the fruits and vegetables in the environment of the appropriate energy field, their body The activity of the free radical scavenging system (including SOD, POD, CAT and other antioxidant enzymes) has been enhanced, and the production and removal of free radicals have returned to balance, which shows that the freshness period of fruits and vegetables has been extended; in addition , In the energy field suitable for frozen meat, the ice crystals formed inside the frozen meat are smaller and more rounded, so the meat tissue cells are less damaged by ice crystals, the blood water after thawing is less, and the nutrition is maintained better.

Compared with the prior art, the electric field fresh-keeping refrigerator provided by the present invention adds a sterilization and fresh-keeping function to the refrigerator. The present invention uses a booster circuit to boost an AC voltage such as 220V into an AC voltage of 1000-8000V, and through a rectifier circuit, Output to the high-voltage electrode; as the rectifier circuit vibrates in space, an alternating electric field is directly generated on water molecules, changing the hydrogen bond structure between water molecules. Under the action of the electric field, water molecules combine with molecules such as proteins and carbohydrates to form bound water , to protect protein and carbohydrates; at the same time, the activity of water is reduced, and the growth of bacteria is inhibited; in addition, the electric field generator can generate an energy field of appropriate strength in the refrigerator to enhance refrigeration, soft freezing, and frozen food. The fresh-keeping effect is better, and then connected to the negative ion generator, the plasma active substances are generated through the discharge of the negative ion generator, and then on the basis of food preservation, it further kills the bacteria and viruses on the surface. The boost circuit adopted in the present invention has good physical properties, adopts a light metal shell, has good heat dissipation performance, and has little influence on the overall weight, has a hard oxidation treatment on the surface, has good friction resistance, and can resist extrusion or impact by a certain external force ; Strong adaptability and stability with load.

The present invention has the following advantages:

1) The depolarization effect caused by the energy field changes the membrane potential difference of fruit and vegetable cells, thereby slowing down the physiological process of cell metabolism, thereby reducing the intensity of respiration and delaying aging.

2) The energy field can ionize the air to produce ion mist and a certain amount of ozone. The negative ions in it can inhibit the metabolism of fruits and vegetables, reduce their respiration intensity, and slow down the activity of enzymes, thereby prolonging the life cycle. Corresponding A large number of negative ions can charge the originally neutral dust, and then under the action of the electrostatic field, it can play the role of electrostatic dust removal and purify the air in the storage place, which can greatly reduce the spread of dust. The carrier of microorganisms inhibits the corrosion rate; while ozone has a certain bactericidal effect, and at the same time, it will react with ethylene, ethanol and acetaldehyde released by fruits and vegetables to form CO2 and water, inhibit the ripening and aging of fruits and vegetables after harvest, and achieve a certain freshness preservation effect , and it is a strong oxidant with a strong bactericidal effect, making bacteria and toxins in the air lose their vitality.

3) The energy field can change the enzyme activity of the aquatic product itself and slow down its fat oxidation and protein decomposition rate.

4) The energy field in the refrigerator penetrates the whole food. On the one hand, it promotes the change of the combination mode of water molecules, which can inhibit the growth trend of ice crystals, control the nucleation size of ice crystals, and make the ice crystals formed by frozen food smaller and rounder, and it is not easy to form sharp ice crystals in one direction. (Avoid the generation of sharp ice crystals to destroy the cell structure); on the other hand, during the freezing and thawing process, it helps soft-frozen and frozen food to accelerate through the ice crystal belt, so as to ensure that the food cell tissue is not damaged, and reduce the loss of blood water weight and nutrients. , helps keep food fresh.

5) The refrigerator is in the range of -3-0°C, which can realize non-freezing and refrigeration of meat and seafood below the freezing point, and can be processed out of the warehouse at any time, while effectively preventing discoloration.

Description of drawings

Fig. 1 is a functional block diagram of a preferred embodiment of the electric field generating device of the present invention.

Fig. 2 is a circuit diagram of a preferred embodiment of the boost circuit provided by the present invention.

Fig. 3 is a circuit diagram of a preferred embodiment of the rectification circuit provided by the present invention.

Fig. 4 is a circuit diagram of a preferred embodiment of the high-voltage electrode provided by the present invention.

Fig. 5 is a structural diagram of a refrigerator with fresh-keeping function provided by the present invention.

Detailed ways

In order to make the object, technical solution and effect of the present invention more clear and definite, the present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

As shown in Figure 1, an electric field generating device 10 provided by an embodiment of the present invention includes a booster circuit 100, a rectifier circuit 200, at least two high voltage electrodes 300, a step-down filter circuit 400 and an anion generator 500.

Wherein, the power supply input end of boost circuit 100 is connected with the power supply that provides AC voltage, the output end of boost circuit 100 is connected the input end of rectification circuit 200, and the output end of rectification circuit 200 is connected the input end of negative ion generator 500 and the high-voltage electrode 300, the step-down filter circuit 400 is connected to the other output end of the boost circuit 100, and the step-down filter device and negative ion generator 500 are also connected to the ground.

The booster circuit 100 is used to boost the AC voltage input by the power supply; the rectifier circuit 200 is used to rectify the boosted AC voltage, and the at least two high-voltage electrodes 300 are used to generate energy through interaction field; the step-down filter circuit 400 is used for step-down filtering the boosted AC voltage; the anion generator 500 is used for generating plasma active substances.

The electric field generating device 10 provided by the embodiment of the present invention utilizes the booster circuit 100 to boost the AC voltage, such as 220V, into an AC voltage of 1000-5000V, and outputs it to the high-voltage electrode 300 through the rectifier circuit 200; thus, at least two high-voltage electrodes Vibration between 300 will generate an energy field. Under the action of the energy field, the enzyme activity of antioxidant enzymes in the stored food can be enhanced, and the excessive free radicals and other harmful substances produced by the metabolism of the organism can be further removed, thereby effectively extending the freshness of the food. , In addition, plasma active substances are generated by connecting to the negative ion generator to discharge, and then further kill surface bacteria and viruses on the basis of food preservation.

Moreover, according to different foods, the required energy field strength is different, such as fruits and vegetables, in the fruits and vegetables in the appropriate energy field environment, the free radical scavenging system in the body (including various antioxidants such as SOD, POD, CAT, etc.) Enzyme) activity has been enhanced, and the production and removal of free radicals have returned to balance, which shows that the freshness period of fruits and vegetables has been extended; but if it is frozen meat, it needs a stronger energy field, which is suitable for freezing In the energy field of meat, the ice crystals formed inside the frozen meat are smaller and more rounded, so the tissue cells of the meat are less damaged by ice crystals, the blood water after thawing is less, and the nutrition is maintained better.

Further, please refer to FIG. 2 , in the embodiment of the present invention, the boost circuit 100 includes a rectification unit 101 and a boost unit 102 connected in sequence.

The rectification unit 101 is used to isolate and rectify the AC voltage input by the power supply; the boost unit 102 is used to boost the AC voltage that has been isolated, bucked and rectified; the boost unit 102 is also connected with The step-down filter circuit 400 is connected to the rectification circuit 200 . The input 220V AC voltage is isolated and stepped down by the rectifier unit 101, and rectified to obtain a stable AC voltage to the booster unit 102, and the booster unit 102 boosts the voltage as needed to meet the high voltage requirement of the energy field.

Specifically, as shown in FIG. 2, in a preferred embodiment of the boost circuit 100 in the present invention, the boost circuit 100 includes a rectification unit 101 and a boost unit 102 connected in sequence, and the rectification unit 101 includes a switch S, fuse FU, isolation power transformer T1 and rectifier bridge VD. One end of the switch S is connected to a 220V power supply, one end of the fuse FU is connected to the other end of the switch S, the other end of the fuse FU is connected to an isolation power transformer T1, and the input end of the isolation power transformer T1 is also connected to the power supply The output terminal of the isolated power transformer T1 is connected to the rectifier bridge VD, and the output terminal of the rectifier bridge VD is connected to the boost unit 102 .

The boost unit 102 includes a first capacitor C1, a second capacitor C2, a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer RP, a first thyristor VT, a Zener diode VS and a boost transformer T2 . The input end of the first capacitor C1 and one end of the first resistor R1 are connected to the output end of the rectifier bridge VD, and the other end of the first resistor R1 is connected to one end of the second resistor R2 and the input end of the second capacitor C2 , the other end of the second resistor R2 is connected to the output end of the Zener diode VS, the input end of the Zener diode VS is connected to the potentiometer RP, and the potentiometer RP is also connected to the first thyristor VT and the third thyristor VT. The resistor R3 is connected, the first thyristor VT is also connected to one end of the second resistor R2, the output end of the second capacitor C2 is connected to the input end of the step-up transformer T2, and the output end of the step-up transformer T2 is connected to the rectifier The circuit 200 is connected, and the first capacitor C1, the third resistor R3, the first thyristor VT and the step-up transformer T2 are all grounded.

In particular, in the embodiment of the present invention, since the optimal field strength of the high-voltage electric field required by different foods to be stored is different, optimal configuration can be performed according to the actual food to be stored, and an appropriate boost voltage can be selected to obtain a better electric field strength , the higher the voltage value of the boosted AC power supply, the greater the field strength of the high-voltage electric field output by the rectifier device.

Optionally, the booster circuit 100 can be a coil-type booster circuit or an electronic booster circuit, and the outer side is set as a lightweight metal shell, such as an aluminum shell, which has good heat dissipation performance and has little effect on the overall weight. Hard oxidation treatment, good friction resistance, can resist extrusion or impact of a certain external force, the safety voltage is 8V-36V, which is lower than the voltage that is harmful to the human body, and has high safety. The predetermined range of high voltage is 1000 -8000V, high voltage has a wide range of options, and the appropriate voltage can be selected according to needs to generate an energy field of corresponding strength.

It should be noted that, in the embodiment of the present invention, the boost circuit 100 can use other boost methods besides the coil boost circuit including a transformer and the electronic boost circuit boosted by a chip. Here, the present invention is not specifically limited, and all voltage boosting circuits that can meet the voltage boosting requirements can be used.

Furthermore, in the embodiment of the present invention, the rectification circuit 200 is one of a full-wave rectification circuit, a negative half-wave rectification circuit or a positive half-wave rectification circuit or any combination thereof. Vibration is formed in the space through the rectification circuit, and the alternating electric field is directly generated on the water molecules, changing the hydrogen bond structure between the water molecules. Under the action of the electric field, the water molecules combine with proteins and carbohydrates to form bound water, which protects the proteins. and the efficacy of carbohydrates; at the same time, the activity of water is reduced and the growth of bacteria is inhibited.

Preferably, the present invention adopts a full-wave rectification circuit, which is realized by a thyristor. In the full-wave rectification circuit, two thyristors are used, and correspondingly, there are two gate drive circuits. The boosted AC voltage is rectified by the rectification circuit 200 , and then output to the high-voltage electrode 300 to generate an energy field.

Specifically, referring to FIG. 3 , the full-wave rectification circuit includes a second thyristor VT1 , a third thyristor VT2 and a fourth resistor R4 . One end of the second thyristor VT1 and one end of the third thyristor VT2 are respectively connected to the output end of the step-up transformer T2, and the other end of the second thyristor VT1 and the other end of the third thyristor VT2 are interconnected and connected to the fourth resistor R4 One end is connected, and the other end of the fourth resistor R4 is connected with the center tap of the step-up transformer T2.

As shown in Figure 4, in the embodiment of the present invention, the high-voltage electrode 300 includes a conductor layer 301, an insulating layer 302 wrapping the conductor layer 301, and a wire 303 connected to the conductor layer 301, and the wire 303 is also connected to the rectifier circuit 200 is connected with negative ion generator 500. The conductor layer 301 is wrapped by the insulating layer 302 for insulation and isolation to avoid electric shock, and then the lead wire 303 is connected to the rectifier circuit 200 to receive the boosted AC power to realize vibration between at least two high-voltage electrodes 300 to generate an energy field. The voltage of the high-voltage electrode 300 is 1000V-8000V, and the current is 1-200mA, which has high safety and practicability. The high-voltage electrode 300 is made of a flexible copper plate with a thickness of 0.01-1mm and good flexibility. It can be installed in the inner liner of the refrigerator or in the middle layer between the inner liner and the outer shell. It can be bent and deformed as needed, and its surface is insulated to prevent leakage. .

Optionally, the insulating layer 302 can also be set to partially cover the conductor, as long as the insulation isolation during use can be realized; the insulating layer 302 can be directly sealed by hot plastic sealing or cold plastic sealing technology; the conductive layer 301 is not limited to use a flexible copper plate , can be made of conductive materials, such as gold, silver, copper, iron, aluminum, graphite, etc.; there can be multiple high-voltage electrodes 300 to be placed in different positions of the refrigerator, such as the back panel of the refrigerating room, variable room and freezing room In the foam layer, in the bottom foam layer, in the top foam layer, etc., the energy field generated between the high-voltage electrode 300 plates interacts, and the energy field is concentrated and strengthened.

The step-down filter circuit 400 includes a step-down unit and a filter unit that are connected in sequence, the step-down unit is a step-down chip that realizes a step-down function, and the filter unit is a filter chip that realizes a filter function. The step-down filter circuit 400 device can effectively reduce the impact of high-voltage current on the ground, filter high-frequency clutter and improve output quality, and at the same time, can greatly enhance the vibration properties of the output of the high-voltage electrode 300, and can improve the internal polarity of the electric field for storing food Direct interaction of molecules with enzymes. Specifically, the embodiment of the present invention introduces the excess charge generated by the alternating voltage on the electric field generating device 10 into the ground through the step-down filter device, so as to avoid damage to circuits and components caused by the impact of the excess charge. Since the step-down filtering device and the step-down chip and filter chip therein are all existing technologies, there are many alternative ways, which will not be described in detail here.

In a further embodiment, a negative ion generator 500 is connected between the rectifier circuit 200 and the high-voltage electrode 300, and the negative ion generator 500 discharges the ground electrode to generate plasma active substances, and further kills the food on the basis of food preservation. Surface bacterial virus.

Specifically, in order to prevent the adverse effects caused by the long-term accumulation of positive charges in the space, a negative ion generation circuit is arranged in the above-mentioned electric field space to eliminate the accumulation of positive charges. During the process of eliminating positive charges, it can further sterilize and preserve freshness and prolong the freshness period of fruits and vegetables. Since the negative ion generator 500 is very common in the market, its circuit structure is well known to those skilled in the art, and will not be repeated here.

In summary, the present invention uses a boost circuit to boost the AC voltage input by the power supply, such as 220V, to an AC voltage of 1000-8000V, uses a boost circuit to boost the AC voltage 220V to an AC voltage of 1000-8000V, and passes through the rectifier circuit. Output to the high-voltage electrode; due to the electric field interaction between the high-voltage electrodes in the device, it can vibrate to generate an energy field, combine the appropriate energy field with the refrigerator, and make the fruits and vegetables in the environment of the appropriate energy field, their body The activity of the free radical scavenging system (including SOD, POD, CAT and other antioxidant enzymes) has been enhanced, and the production and removal of free radicals have returned to balance, which shows that the freshness period of fruits and vegetables has been extended; in addition , suitable for the energy field of frozen meat, the ice crystals formed inside the frozen meat are smaller and rounder, so the meat tissue cells are less damaged by ice crystals, the blood water after thawing is less, and the nutrition is maintained better. In addition , by connecting to the negative ion generator to discharge and generate plasma active substances, and further kill surface bacteria and viruses on the basis of food preservation.

The present invention also provides an electric field fresh-keeping refrigerator, which includes a refrigerator body 20 and the electric field generating device 10 described in any one of the above, and the electric field generating device 10 is installed in the refrigerator body. The refrigerator body includes a refrigerating chamber 21, a freezing chamber 22 and a compressor chamber 23; the electric field generating device 10 is located in the refrigerating chamber 21, the freezing chamber 22 and/or the compressor chamber 23, so that the refrigerator has a fresh-keeping function. By setting the electric field generating device 10 in the refrigerator, an energy field is generated between at least two high-voltage electrode 300 plates, and the energy field enhances the enzyme activity of the antioxidant enzymes in the organism, and these enzymes further remove the antioxidant enzymes produced by the metabolism of the organism. Harmful substances such as excessive free radicals can effectively prolong the fresh-keeping period of food, and then generate plasma active substances by connecting to the negative ion generator to discharge, and then further kill surface bacteria and viruses on the basis of food preservation.

Exemplarily, as shown in FIG. 5, the three high-voltage electrodes 300 are arranged in the foam layer of the back panel of the refrigerator compartment 21 and the freezer compartment 22, in the bottom foam layer, in the top foam layer, in the door body, etc. Any position, free to bend and deform as needed. Please continue to refer to Figure 5, the electric field generating device 10 can be directly energized by a household 220V power supply, the electric field generating device 10 is connected to the high-voltage electrode 300 through a connection line 600, and the high-voltage electrode 300 is arranged on the top, bottom and refrigerated refrigerator. In the foam layer between the chamber 21 and the freezer chamber 22, the refrigerator chamber 21 and the freezer chamber 22 are placed in the energy field emitted by the three high-voltage electrodes 300, so that the food in the refrigerator is kept fresh, and then the connecting wire 700 and The negative ion generator 500 is connected, and plasma active substances are generated through the discharge of the negative ion generator, so as to further kill surface bacteria and viruses on the basis of food preservation.

Compared with the prior art, the electric field fresh-keeping refrigerator provided by the present invention uses a booster circuit to boost an AC voltage such as 220V into an AC voltage of 1000-8000V, and then outputs it to a high-voltage electrode through a rectifier circuit; Vibration is formed in the medium, and an alternating electric field is directly generated on water molecules, changing the hydrogen bond structure between water molecules. Under the action of the electric field, water molecules combine with proteins and carbohydrates to form bound water, which protects proteins and carbohydrates. ; At the same time, the activity of water is reduced, and the growth of bacteria is inhibited; in addition, the electric field generating device can generate an energy field of suitable strength in the refrigerator, which can enhance the preservation effect of cold storage, soft freezing, and frozen food. Plasma active substances further kill surface bacteria and viruses on the basis of food preservation. The boost circuit adopted in the present invention has good physical properties, adopts a light metal shell, has good heat dissipation performance, and has little influence on the overall weight, has a hard oxidation treatment on the surface, has good friction resistance, and can resist extrusion or impact by a certain external force ; Strong adaptability and stability with load.

The refrigerator with fresh-keeping function provided by the present invention has the following advantages:

1) The depolarization effect caused by the energy field changes the membrane potential difference of fruit and vegetable cells, thereby slowing down the physiological process of cell metabolism, thereby reducing the intensity of respiration and delaying aging.

2) The energy field can ionize the air to produce ion mist and a certain amount of ozone. The negative ions in it can inhibit the metabolism of fruits and vegetables, reduce their respiration intensity, and slow down the activity of enzymes, thereby prolonging the life cycle. Corresponding A large number of negative ions can charge the originally neutral dust, and then under the action of the electrostatic field, it can play the role of electrostatic dust removal and purify the air in the storage place, which can greatly reduce the spread of dust. The carrier of microorganisms inhibits the corrosion rate; while ozone has a certain bactericidal effect, and at the same time, it will react with ethylene, ethanol and acetaldehyde released by fruits and vegetables to form CO2 and water, inhibit the ripening and aging of fruits and vegetables after harvest, and achieve a certain freshness preservation effect , and it is a strong oxidant with a strong bactericidal effect, making bacteria and toxins in the air lose their vitality.

3) The energy field can change the enzyme activity of the aquatic product itself and slow down its fat oxidation and protein decomposition rate.

4) The energy field in the refrigerator penetrates the whole food. On the one hand, it promotes the change of the combination mode of water molecules, which can inhibit the growth trend of ice crystals, control the nucleation size of ice crystals, and make the ice crystals formed by frozen food smaller and rounder, and it is not easy to form sharp ice crystals in one direction. (Avoid the generation of sharp ice crystals to destroy the cell structure); on the other hand, during the freezing and thawing process, it helps soft-frozen and frozen food to accelerate through the ice crystal belt, so as to ensure that the food cell tissue is not damaged, and reduce the loss of blood water weight and nutrients. , helps keep food fresh.

5) The refrigerator is in the range of -3-0°C, which can realize non-freezing and refrigeration of meat and seafood below the freezing point, and can be processed out of the warehouse at any time, while effectively preventing discoloration.

It should be understood that the application of the present invention is not limited to the above examples, and those skilled in the art can make improvements or transformations according to the above descriptions, and all these improvements and transformations should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. a kind of electric field generation device characterized by comprising

Booster circuit for the alternating voltage of power input to boost；

Rectification circuit being connect with booster circuit, for being rectified to the alternating voltage after boosting；

It is being connected with the rectifying circuit, at least two for by vibration generate energy field high-field electrode；

Decompression filter circuit being connect with booster circuit, for carrying out decompression filtering to the alternating voltage after boosting；

Anion being connect respectively with filter circuit, rectification circuit and high-field electrode, for generating plasma active object Generator；

The power input of booster circuit is connect with the power supply for providing alternating voltage, and the output end of booster circuit connects rectification circuit Input terminal, the input terminal and high-field electrode of the output end connected with anion generator of rectification circuit, decompression filter circuit and rise Another output end of volt circuit is connected, and is depressured filter and anion generator is also connected with ground wire.

2. electric field generation device according to claim 1, which is characterized in that the booster circuit includes:

The rectification unit for carrying out isolated buck for the alternating voltage to power input and rectifying；

Boosting unit being connect with rectification unit, for boosting to the alternating voltage by isolated buck and rectification；

The boosting unit is also connect with decompression filter circuit and rectification circuit.

3. electric field generation device according to claim 2, which is characterized in that the booster circuit be coil type booster circuit or Light-weight metal shell is arranged in electronic type booster circuit, outside.

4. electric field generation device according to claim 1, which is characterized in that the rectification circuit is full-wave rectification block, bears Half-wave rectification block or positive half-wave rectification module.

5. electric field generation device according to claim 1, which is characterized in that the high-field electrode includes conductor layer, wraps up and leading The insulating layer of body layer, and the conducting wire connecting with conductor layer, the conducting wire are also connect with rectification circuit and anion generator.

6. electric field generation device according to claim 1, which is characterized in that the voltage of the high-field electrode be 1000V~ 8000V, electric current are 1-200 milliamperes.

7. electric field generation device according to claim 1, which is characterized in that the decompression filter circuit includes sequentially connected Pressure unit and filter unit, the pressure unit are the decompression chip for realizing buck functionality, and filter unit is to realize filtering function The filtering chip of energy.

8. electric field generation device according to claim 1, which is characterized in that the anion generator, which discharges to earth polar, to be generated Plasma active object.

9. a kind of electric field fresh-keeping refrigerator, which is characterized in that including having described in refrigerator body and claim any one of 1-8 The electric field generation device of fresh-keeping function, the electric field generation device are mounted in the refrigerator body.

10. according to claim 9 with the refrigerator of fresh-keeping function, which is characterized in that the refrigerator body includes refrigerating chamber, Freezing chamber and compressor room；

The electric field generation device makes the refrigerator have fresh-keeping function in the refrigerating chamber, freezing chamber and/or compressor room.