CN117859724A - Insecticidal and ovicidal system and operation method thereof - Google Patents
Insecticidal and ovicidal system and operation method thereof Download PDFInfo
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- CN117859724A CN117859724A CN202410164277.1A CN202410164277A CN117859724A CN 117859724 A CN117859724 A CN 117859724A CN 202410164277 A CN202410164277 A CN 202410164277A CN 117859724 A CN117859724 A CN 117859724A
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- 230000000749 insecticidal effect Effects 0.000 title claims abstract description 72
- 231100000194 ovacidal Toxicity 0.000 title claims abstract description 24
- 230000003151 ovacidal effect Effects 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 235000013601 eggs Nutrition 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000003321 amplification Effects 0.000 claims description 6
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000000872 buffer Substances 0.000 claims description 3
- 230000000361 pesticidal effect Effects 0.000 claims 1
- 230000007723 transport mechanism Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001954 sterilising effect Effects 0.000 abstract description 4
- 230000035515 penetration Effects 0.000 abstract description 3
- 235000013339 cereals Nutrition 0.000 description 50
- 241000209094 Oryza Species 0.000 description 11
- 235000007164 Oryza sativa Nutrition 0.000 description 11
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- 241000607479 Yersinia pestis Species 0.000 description 6
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- 230000000052 comparative effect Effects 0.000 description 5
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- 241000254152 Sitophilus oryzae Species 0.000 description 2
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- 238000011156 evaluation Methods 0.000 description 1
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- 230000014759 maintenance of location Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
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- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
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- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention relates to an insecticidal and ovicidal system and an operation method thereof, wherein the insecticidal and ovicidal system comprises: the grain feeding bin is used for feeding materials; the conveying mechanism is provided with a first feed inlet and a first discharge outlet, and the first feed inlet is communicated with the grain inlet bin; the grain storage bin is provided with a second feed inlet and a second discharge outlet, and the second feed inlet is connected with the first discharge outlet; the insecticidal treatment mechanism is communicated with the second discharge hole and is provided with a grain outlet; the insecticidal treatment mechanism comprises a group of fixing components and a plurality of parallel polar plates fixed by the fixing components, wherein each two polar plates and the fixing components form a radio-frequency heating unit, and one polar plate is used as a supporting plate in the radio-frequency heating unit; the radio frequency generator is electrically connected with the polar plate of the insecticidal treatment mechanism. The invention is convenient to be quickly connected with the grain depot operation flow, can quickly treat materials, fully utilizes the selective heating of radio frequency electromagnetic waves and the strong penetration depth to uniformly heat the materials from inside to outside in a short time, and achieves the effects of sterilizing and killing eggs.
Description
Technical Field
The invention relates to the technical field of insect killing and sterilization, in particular to an insect killing and egg killing system and an operation method thereof.
Background
The pest damage can be generated in the grain storage process, about 41 pests in the grain inventory are counted, the degree of damage is different due to different temperatures and humidity of the grain inventory, and the pest producing effect is more obvious especially in the region of the south of Yangtze river, wherein in the region of the cloud of Zhejiang, although the grain depot adopts pest killing treatment, 4-5 generations of adults are produced each year, the grain with shell and skin is far damaged except the grain inventory, and eggs of the pests can continue to reproduce even after being processed into rice flour to produce damage.
At present, the common insect prevention and disinfestation modes are as follows: the dryness of grain in the warehouse is strictly controlled, and a large amount of medicinal materials are also adopted to prevent insect pests, wherein the large grain warehouse mainly adopts chemical agents (potassium cyanide and aluminum cyanide) for preventing and controlling at present.
The prior art has the following defects: not only consumes time and has high cost, but also can influence the quality of stored grains.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses an insecticidal and egg-killing system and an operation method thereof.
The technical scheme adopted by the invention is as follows:
an insecticidal and ovicidal system comprising:
the grain feeding bin is used for feeding materials;
the conveying mechanism is provided with a first feeding hole and a first discharging hole, and the first feeding hole is communicated with the grain feeding bin;
the grain storage bin is provided with a second feed inlet and a second discharge outlet, and the second feed inlet is connected with the first discharge outlet;
the insecticidal treatment mechanism is communicated with the second discharge hole and is provided with a grain outlet; the insecticidal treatment mechanism comprises a group of fixing components and a plurality of parallel polar plates, wherein the group of fixing components and the polar plates are arranged in the insecticidal treatment mechanism, the polar plates are fixed through the fixing components, each two polar plates and the fixing components form a radio-frequency heating unit, and one polar plate in the radio-frequency heating unit is used as a supporting plate;
the radio frequency generator is electrically connected with the polar plate of the insecticidal treatment mechanism.
In one embodiment of the invention, the pole plates comprise an upper pole plate, a middle pole plate and a lower pole plate which are used as supporting plates, and high-frequency high-potential pole plates are arranged between the upper pole plate and the middle pole plate and between the middle pole plate and the lower pole plate.
In one embodiment of the present invention, the fixing component includes a fixing frame, a protection unit body and a side plate, the fixing frame is disposed in the protection unit body, and the fixing frame is disposed between two adjacent radio frequency heating units; the side plates are attached to the protection unit body, and the side plates are connected with the support plates through bolts.
In one embodiment of the invention, the fixing frame comprises two struts and a connecting rod arranged between the two struts, and the high-frequency high-potential polar plate is sleeved on the connecting rod.
In one embodiment of the present invention, the protection unit body includes a main body portion and a contact portion integrally formed with the main body portion, and the main body portion is disposed between the rf heating units; the contact portion is attached to the supporting plate along the first direction and extends for a preset distance, and the end portion of the contact portion is a tip.
In one embodiment of the invention, the radio frequency generator comprises an alternating current power supply input module, a high-voltage rectification module, a radio frequency signal generation module, a radio frequency power amplification module, a load output module and a control module; the alternating current power supply input module is used for converting commercial power into high-voltage alternating current; the high-voltage rectifying module is used for converting high-voltage alternating current into high-voltage direct current; the radio frequency signal generation module is used for generating radio frequency signals with required frequencies; the radio frequency power amplification module is used for amplifying the power of the generated radio frequency signal; the control module is used for receiving stable operation of the feedback control system; the load output module is used for outputting the amplified radio frequency signals to the insecticidal treatment mechanism.
In one embodiment of the invention, the transmission mechanism comprises a blowing pipe, a blower and an air pipe, wherein the first end of the blowing pipe is connected with the grain inlet bin, and the other end of the blowing pipe is connected with the grain storage bin; the air outlet of the air feeder is connected with the air feeding pipe through the air pipe.
In one embodiment of the invention, the conveying mechanism is one of a screw conveyor or a bucket elevator.
In one embodiment of the invention, the system further comprises a base supporting the radio frequency generator, the grain storage bin, the transmission mechanism, the grain feeding bin and the insecticidal treatment mechanism.
The invention also provides an operation method of the insecticidal and egg-killing system, which comprises the following steps of:
the grain feeding bin receives the materials to be processed, the materials are conveyed to the grain storage bin through the conveying mechanism, the grain storage bin stores and buffers the materials before the radio frequency insecticidal treatment, and the materials are conveyed to the insecticidal treatment mechanism;
the radio frequency generator outputs radio frequency signals to the insecticidal treatment mechanism, and the insecticidal treatment mechanism acts radio frequency energy on the materials to sterilize and insecticidal eggs; and outputting the processed material through the grain outlet.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the insecticidal and egg-killing system is convenient to quickly connect with the grain depot operation flow, can quickly treat the materials such as rice, fully utilizes the selective heating of radio frequency electromagnetic waves and the strong penetration depth to uniformly heat the materials from inside to outside in a short time, and achieves the effects of sterilizing and killing eggs.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.
Fig. 1 is a schematic structural diagram of an insecticidal and ovicidal system according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an insecticidal and ovicidal system according to a second embodiment of the present invention.
Fig. 3 is a schematic structural view of an insecticidal and ovicidal system according to a third embodiment of the present invention.
Fig. 4 is an internal schematic view of the insecticidal treatment mechanism of the present invention.
Fig. 5 is an enlarged schematic view of the rf heating unit of fig. 4.
Fig. 6 is a functional block diagram of a radio frequency generator in accordance with the present invention.
FIG. 7 is a sample schematic of the RF heating uniformity test of the present invention.
Description of the specification reference numerals: 100. a radio frequency generator; 200. a grain storage bin; 300. a transmission mechanism; 301. an air supply pipe; 302. a blower; 303. an air duct; 400. feeding into a grain bin; 500. a base; 600. a grain outlet; 700. an insecticidal treatment mechanism; 701. a fixing frame; 7011. a support post; 7012. a connecting rod; 702. protecting the unit body; 7021. a main body portion; 7022. a contact portion; 703. a first side plate; 704. a second side plate; 705. an upper polar plate; 706. a high-frequency high-potential polar plate; 707. a middle polar plate; 708. and a lower polar plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
The foregoing and other features, aspects and advantages of the present invention will become more apparent from the following detailed description of the embodiments, read in conjunction with the accompanying drawings. The directional terms mentioned in the following embodiments are, for example: upper, lower, left, right, front or rear, etc., are merely references to the directions of the drawings. Thus, directional terminology is used for the purpose of illustration and is not intended to be limiting of the invention, and furthermore, like reference numerals refer to like elements throughout the embodiments.
Example 1
Referring to fig. 1 and 4, an insecticidal and ovicidal system comprising:
a grain bin 400 for entering material;
the conveying mechanism 300 is provided with a first feed inlet and a first discharge outlet, and the first feed inlet is communicated with the grain inlet bin 400;
the grain storage bin 200 is provided with a second feeding hole and a second discharging hole, and the second feeding hole is connected with the first discharging hole;
the insecticidal treatment mechanism 700 is communicated with the second discharge hole, and the insecticidal treatment mechanism 700 is provided with a grain outlet 600; the insecticidal treatment mechanism 700 comprises a group of fixing components and a plurality of parallel polar plates fixed by the fixing components, wherein each two polar plates and the fixing components form a radio-frequency heating unit, and one polar plate is used as a supporting plate in the radio-frequency heating unit;
the rf generator 100 is electrically connected to the pole plates of the insecticidal treatment mechanism 700.
The embodiment provides an insecticidal and egg-killing system, which is convenient to be fast connected with a grain depot operation flow, can rapidly treat materials such as paddy, and fully utilizes radio frequency electromagnetic wave selective heating and stronger penetration depth to enable the materials to be uniformly heated from inside to outside in a short time, so as to achieve the effect of sterilizing and killing eggs.
In this embodiment, the setting height of the grain storage bin 200 is higher than the height of the grain feeding bin 400, and the setting height of the grain storage bin 200 is higher than the setting height of the grain outlet 600, which is a low-level feeding and low-level discharging mode, so as to be convenient for being fast connected with the grain depot operation flow.
In this embodiment, as shown in fig. 6, the radio frequency generator 100 includes an ac power input module, a high voltage rectification module, a radio frequency signal generation module, a radio frequency power amplification module, a load output module, and a control module; the alternating current power supply input module is used for converting commercial power into high-voltage alternating current; the high-voltage rectifying module is used for converting high-voltage alternating current into high-voltage direct current; the radio frequency signal generation module is used for generating radio frequency signals with required frequencies; the radio frequency power amplification module is used for amplifying the power of the generated radio frequency signal; the control module is used for receiving stable operation of the feedback control system; the load output module is used for outputting the amplified radio frequency signal to the insecticidal treatment mechanism 700. Specifically, the frequency range of the RF generator 100 is 300kHz-300 MHz. The temperature of the radio frequency for killing adults is 45-50 ℃ and the temperature of the eggs is about 65 ℃.
In this embodiment, the transmission mechanism 300 includes a blower tube 301, a blower 302 and an air tube 303, wherein a first end of the blower tube 301 is connected to the grain bin 400, and the other end of the blower tube 301 is connected to the grain bin 200; the air outlet of the blower 302 is connected to the blower pipe 301 through an air pipe 303. The forced air generated by the blower 302 sends the materials in the grain bin 400 into the air feeding pipe 301; the air duct 303 is used for guiding air generated by the blower 302 into the air duct 301; the material such as rice or grain in the grain bin 400 is nondestructively blown to the grain bin 200 through the air-blowing pipe 301.
In this embodiment, the plates include an upper plate 705, a middle plate 707, and a lower plate 708 as support plates, and high-frequency high-potential plates 706 are disposed between the upper plate 705 and the middle plate 707, and between the middle plate 707 and the lower plate 708, it is understood that two high-frequency high-potential plates 706 are defined, for convenience of description, as a first high-frequency high-potential plate and a second high-frequency high-potential plate, a first rf heating unit is formed between the upper plate 705 and the first high-frequency high-potential plate, a second rf heating unit is formed between the first high-frequency high-potential plate and the middle plate 707, a third rf heating unit is formed between the middle plate 707 and the second high-frequency high-potential plate, and a fourth rf heating unit is formed between the second high-frequency high-potential plate and the lower plate 708. Preferably, the height of the first rf heating unit, the height of the second rf heating unit, the height of the third rf heating unit and the height of the fourth rf heating unit are the same.
In this embodiment, the fixing assembly includes a fixing frame 701, a protecting unit 702 and a side plate, the fixing frame 701 is disposed in the protecting unit 702, and the fixing frame 701 is disposed between two adjacent rf heating units; the side plates are attached to the protective unit body 702, and the side plates are connected with the support plates through bolts. The protection unit body 702 constructs an insulating and wear-resistant material channel for the working cavity of the radio frequency heating unit, thereby facilitating the passing of materials and protecting the fixing frame 701.
The side plates include a first side plate 703 and a second side plate 704, the first side plate 703 has a first plane and a second plane opposite to each other, the first plane is attached to the surface of the protective unit 702, the second side plate 704 includes a web, an upper flange and a lower flange, the upper flange and the lower flange are respectively disposed on two sides of the web and the upper flange and the lower flange are disposed on the same side of the web, the first surface of the web is attached to the second plane, specifically, the upper flange is in bolt connection with the upper plate 705, the lower flange is in bolt connection with the middle plate 707, or the upper flange is in bolt connection with the middle plate 707, and the lower flange is in bolt connection with the lower plate 708. The first side plate 703 forms a safe insulation gap and supports the working chamber of the rf heating unit, and the second side plate 704 is a part of the grounding body, which reduces the impedance of the high-frequency grounding body and also plays a role of shielding against radiation of the high-frequency electric field.
Specifically, the fixing frame 701 includes two struts 7011 and a connecting rod 7012 disposed between the two struts 7011, and the high-frequency high-potential polar plate 706 is sleeved on the connecting rod 7012.
As shown in fig. 5, the protective unit 702 includes a main body portion 7021 and a contact portion 7022 integrally formed with the main body portion 7021, the main body portion 7021 being provided between the rf heating units; the contact portion 7022 extends a predetermined distance in the first direction against the support plate, and an end of the contact portion 7022 is pointed, the contact portion 7022 introducing a high frequency current. The first direction is the longitudinal direction of the electrode plate.
As a variation of this embodiment, the insecticidal and egg-killing system further includes a base 500, the base 500 supporting the rf generator 100, the grain storage bin 200, the transmission mechanism 300, the grain feeding bin 400, and the insecticidal treatment mechanism 700. Further, the bottom of the base 500 is further provided with a plurality of traveling wheels, so that the insecticidal and egg-killing system can travel in any direction according to the use requirement, thereby ensuring safe and effective use.
The working principle of this embodiment is as follows:
the grain inlet bin 400 receives the material to be processed, the material is conveyed to the grain storage bin 200 through the conveying mechanism 300, the grain storage bin 200 stores and buffers the material before the radio frequency insecticidal treatment, and the material is conveyed to the insecticidal treatment mechanism 700;
the radio frequency generator 100 outputs radio frequency signals to the insecticidal treatment mechanism 700, and the insecticidal treatment mechanism 700 applies radio frequency energy to the materials to sterilize and insecticidal eggs; the grain outlet 600 outputs the processed material.
Example two
As shown in fig. 2, one difference from the embodiment is that the transfer mechanism 300 is different.
In this embodiment, the conveying mechanism 300 is a screw conveyor, and the other structures are the same as those of the insecticidal and ovicidal system provided in the first embodiment, and will not be described herein.
Example III
As shown in fig. 3, one difference from the embodiment is that the transfer mechanism 300 is different.
In this embodiment, the transmission mechanism 300 is a bucket elevator, and the rest of the structure is the same as that of the insecticidal and ovicidal system provided in the first embodiment, and will not be described herein.
The results of mortality of rice weevils after rice, brown rice and polished rice were treated with the insecticidal and egg-killing system provided in any one of examples one to three for 5 minutes at four rf heating temperatures are shown in table 1 below.
Table 1 mortality of the adult Miimage (mean.+ -. Standard deviation,%)
The results of mortality of rice weevils after rice, brown rice and polished rice are maintained at a radio frequency heating temperature of 50 ℃ for various periods of time using the insecticidal and egg-killing system provided in any one of examples one to three are shown in table 2 below.
TABLE 2 mortality of Miimage adults maintained at 50℃for different times (mean.+ -. Standard deviation,%)
It can be seen from the combination of tables 1 and 2 that under the effect of the radio frequency electric field and the continuous power output thereof, the temperature of material arrangement can still perform effective disinsection up to 100% under the condition of maintaining low temperature (50 ℃), namely, disinsection (egg) is performed in a radio frequency electric field mode, and complete disinsection can be realized under the condition of maintaining the material without any texture change.
The results of the treatment of rice and polished rice using the insecticidal and ovicidal system provided in any one of examples one to three are shown in table 3 below.
TABLE 3 Rice and polished Rice treatment conditions and results Table
As shown in fig. 7, a rectangular plastic basket container is used to divide the container into an upper layer, a middle layer and a lower layer, 6 temperature measurement points are arranged between the upper layer and the middle layer in a 3×2 matrix mode, and 6 temperature measurement points are arranged between the middle layer and the lower layer in a 3×2 matrix mode for carrying out uniformity test of radio frequency heating temperature, specifically, the rectangular plastic basket container has a length of 30cm, a width of 22cm, a height of 6cm, a height of 2cm of each layer, a distance between two adjacent temperature measurement points on the same horizontal line is 10cm, a distance between two adjacent temperature measurement points on the same vertical line is 12cm, and test results are shown in the following table 4.
Table 4 table of temperature uniformity test results for upper, middle and lower rf heating
As can be seen from table 4, there is no significant uniformity difference in the temperature uniformity of the rf heating of the upper, middle and lower layers, and it is understood that there is no significant uniformity difference in the temperature uniformity of the rf heating of each rf heating unit in the insecticidal and egg-killing system provided by any one of the first to third embodiments.
Comparative example
This comparative example provides an insecticidal and ovicidal system comprising:
the grain feeding bin is used for feeding materials;
the conveying mechanism is provided with a first feed inlet and a first discharge outlet, and the first feed inlet is communicated with the grain inlet bin;
the grain storage bin is provided with a second feed inlet and a second discharge outlet, the second feed inlet is connected with the first discharge outlet, and the second discharge outlet is used for outputting materials.
It can be seen that this comparative example does not have a radio frequency generator and a pole plate.
Fresh jujube is treated by the insecticidal and egg-killing system provided in the first embodiment and the comparative embodiment, the color and luster of the dried red jujube product are evaluated, and a color difference meter is used for evaluating the L of the red jujube according to the CI ELAB color system * 、a * 、b * The values were measured and the dried color difference Δe of the red dates of examples and comparative examples was evaluated, and Δe was calculated as follows:
in which DeltaL * 、Δa * 、Δb * Respectively represent dried jujube and fresh jujube L * 、a * 、b * Difference in values.
The evaluation results are shown in Table 5.
TABLE 5 influence of different drying methods on physicochemical properties of red dates
As can be seen from Table 5, the red dates of the example group have color difference values smaller than those of the untreated group at the same temperature, and the red dates dried after the radio frequency treatment are reduced by 19.3% -31.4% compared with those of the untreated red dates, which indicates that the radio frequency treatment can improve the color quality of the red dates, because the radio frequency treatment obviously shortens the drying time of the red dates, shortens the process of browning reaction, and further, because the radio frequency treatment inhibits the activities of various oxidases, the oxidation of phenolic substances is reduced, thereby being beneficial to the retention of total phenols.
In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (10)
1. An insecticidal and ovicidal system, comprising:
a grain inlet bin (400) for entering material;
the conveying mechanism (300) is provided with a first feed inlet and a first discharge outlet, and the first feed inlet is communicated with the grain inlet bin (400);
the grain storage bin (200) is provided with a second feed inlet and a second discharge outlet, and the second feed inlet is connected with the first discharge outlet;
the insecticidal treatment mechanism (700) is communicated with the second discharge hole, and the insecticidal treatment mechanism (700) is provided with a grain outlet (600); the insecticidal treatment mechanism (700) comprises a group of fixing components and a plurality of parallel polar plates, wherein the group of fixing components and the polar plates are arranged in the insecticidal treatment mechanism (700), the polar plates are fixed through the fixing components, each two polar plates and the fixing components form a radio-frequency heating unit, and one polar plate is used as a supporting plate in the radio-frequency heating unit;
and the radio frequency generator (100) is electrically connected with the polar plate of the insecticidal treatment mechanism (700).
2. The insecticidal and ovicidal system according to claim 1, wherein the plates comprise an upper plate (705), a middle plate (707) and a lower plate (708) as support plates, a high frequency high potential plate (706) being provided between the upper plate (705) and the middle plate (707) and between the middle plate (707) and the lower plate (708).
3. The insecticidal and ovicidal system according to claim 2, wherein the fixing assembly comprises a fixing frame (701), a protection unit body (702) and side plates, wherein the fixing frame (701) is arranged in the protection unit body (702), and the fixing frame (701) is arranged between two adjacent radio-frequency heating units; the side plates are attached to the protection unit body (702), and the side plates are connected with the support plates through bolts.
4. A insecticidal and ovicidal system according to claim 3, characterized in that said fixed frame (701) comprises two struts (7011) and a connecting rod (7012) arranged between two struts (7011), said connecting rod (7012) being sheathed by said high-frequency high-potential polar plate (706).
5. A pesticidal and ovicidal system according to claim 3, characterized in that the protective unit (702) comprises a main body portion (7021) and a contact portion (7022) integrally formed with the main body portion (7021), the main body portion (7021) being arranged between the radio-frequency heating units; the contact portion (7022) is attached to the support plate in a first direction to extend for a preset distance, and the end portion of the contact portion (7022) is a tip.
6. The insecticidal and ovicidal system according to claim 1, wherein the radiofrequency generator (100) comprises an ac power input module, a high voltage rectification module, a radiofrequency signal generation module, a radiofrequency power amplification module, a load output module and a control module; the alternating current power supply input module is used for converting commercial power into high-voltage alternating current; the high-voltage rectifying module is used for converting high-voltage alternating current into high-voltage direct current; the radio frequency signal generation module is used for generating radio frequency signals with required frequencies; the radio frequency power amplification module is used for amplifying the power of the generated radio frequency signal; the control module is used for receiving stable operation of the feedback control system; the load output module is used for outputting the amplified radio frequency signals to the insecticidal treatment mechanism (700).
7. The insecticidal and ovicidal system according to claim 1, wherein the transmission mechanism (300) comprises a pneumatic conveying pipe (301), a blower (302) and an air pipe (303), wherein a first end of the pneumatic conveying pipe (301) is connected with the grain feeding bin (400), and the other end of the pneumatic conveying pipe (301) is connected with the grain storage bin (200); the air outlet of the air blower (302) is connected with the air blowing pipe (301) through the air pipe (303).
8. The insecticidal and ovicidal system of claim 1, wherein the transport mechanism (300) is one of a screw conveyor or a bucket elevator.
9. The insecticidal and ovicidal system according to claim 1, further comprising a base (500), the base (500) supporting the radiofrequency generator (100), the grain bin (200), the transmission mechanism (300), the grain bin (400) and the insecticidal treatment mechanism (700).
10. A method of operating an insecticidal and ovicidal system, wherein the insecticidal and ovicidal system of any one of claims 1-9 is utilized, comprising the steps of:
the grain feeding bin (400) receives the material to be processed, the material is conveyed to the grain storage bin (200) through the conveying mechanism (300), the grain storage bin (200) stores and buffers the material before the radio frequency insecticidal treatment, and the material is conveyed to the insecticidal treatment mechanism (700);
the radio frequency generator (100) outputs radio frequency signals to the insecticidal treatment mechanism (700), and the insecticidal treatment mechanism (700) acts radio frequency energy on the materials to sterilize and insecticidal eggs; the grain outlet (600) outputs the processed material.
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| CN202410164277.1A CN117859724A (en) | 2024-02-05 | 2024-02-05 | Insecticidal and ovicidal system and operation method thereof |
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| CN202410164277.1A CN117859724A (en) | 2024-02-05 | 2024-02-05 | Insecticidal and ovicidal system and operation method thereof |
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2024
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