CN218162973U - Plasma generator and air outlet, filtering and exhaust equipment with same - Google Patents
Plasma generator and air outlet, filtering and exhaust equipment with same Download PDFInfo
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- CN218162973U CN218162973U CN202222414891.8U CN202222414891U CN218162973U CN 218162973 U CN218162973 U CN 218162973U CN 202222414891 U CN202222414891 U CN 202222414891U CN 218162973 U CN218162973 U CN 218162973U
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Abstract
The utility model discloses a plasma generator and have its air-out, filtration and exhaust equipment, include the support and arrange the linear discharge's on the support plasma emergence structure, plasma emergence structure includes first electrode and second electrode, first electrode and second electrode outsourcing are equipped with the insulating layer, first electrode and second electrode intercommunication have high frequency high voltage alternating current power supply, just first electrode is disconnected with second electrode tip, so that form the alternating electric field between first electrode and the second electrode, just first electrode and second electrode twine on the support with the gesture spiral that is close to each other or hugs closely, and then improve ion concentration, guarantee to disinfect purification efficiency and ion anti-interference ability to the complex condition.
Description
Technical Field
The utility model relates to a plasma technical field that discharges, concretely relates to plasma generator and have its air-out, filtration and exhaust equipment.
Background
At present, with the development of social economy, the requirement of residents on indoor air is higher and higher. The use of large-scale decoration materials and building materials leads the concentration of pollutants such as formaldehyde, TVOC and the like in indoor air to exceed the standard, and influences the health of people. At present, methods for purifying indoor air pollution include ventilation methods, plant purification methods, microbiological methods, physical chemical adsorption methods, plasma methods, and the like.
Because high-energy electrons, excited particles, active groups and the like exist in the low-temperature plasma, harmful gases can be effectively catalyzed and degraded by using plasma discharge.
In the prior art, a plasma generator comprises a quartz tube and a metal mesh layer fixed on the inner side and the outer side of the quartz tube through fasteners, and a space electric field is formed by a contact type electrode structure, so that negative ions, positive ions, hydroxyl ions and hydroxyl ions are generated through ionization.
SUMMERY OF THE UTILITY MODEL
To the not enough that prior art exists, the utility model aims to provide a plasma generator and have its air-out, filtration and exhaust equipment.
The above technical purpose of the present invention can be achieved by the following technical solutions: a plasma generator comprises a linear discharge plasma generating structure, a first electrode and a second electrode which are close to or closely attached to each other, wherein the first electrode and the second electrode are externally provided with leads with outer layers coated with insulating layers, the outer insulating layer of the first electrode and the outer insulating layer of the second electrode are close to or closely attached to each other, the first electrode and the second electrode are communicated with a high-frequency high-voltage alternating current power supply, the ends of the first electrode and the second electrode are disconnected, namely, high-voltage micro current is introduced into the first electrode and the second electrode, so that an alternating electric field is formed between the first electrode and the second electrode, and the first electrode and the second electrode are arranged in a spiral winding mode to improve the density of plasma.
Furthermore, the insulating layer adopts silica gel material or polytetrafluoroethylene.
Further, the first electrode and the second electrode are close to or closely attached to each other in parallel, or the first electrode and the second electrode are close to or closely attached to each other in a winding manner.
Further, the voltage frequency of the high-frequency high-voltage alternating current power supply is larger than 15 KHz.
Preferably, the plasma generator further comprises a support, and the first electrode and the second electrode are respectively wound on the support, or the first electrode and the second electrode are wound on the support in a mutually close or clinging posture, or the first electrode and the second electrode are wound on the support in a mutually wound posture.
Further, the stent is any one of a ring shape, a tube shape, a mesh shape, or a rod shape.
Furthermore, a channel for air to pass through is arranged on the support.
Furthermore, the support is provided with positioning grooves for embedding the first electrode and the second electrode, and the positioning grooves are arranged at intervals relative to the spiral winding direction.
An air outlet device comprises the plasma generator, the air outlet device at least comprises an air outlet, and a first electrode and a second electrode are wound at the air outlet of the air outlet device.
A filtering device comprises the plasma generator, the filtering device at least comprises a filter screen layer, and the first electrode and the second electrode are wound on the filter screen layer.
An exhaust device comprises the plasma generator, the exhaust device at least comprises an exhaust duct, and the first electrode and the second electrode spirally surround the inner wall of the exhaust duct in a mutually attached posture.
Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:
1. the first electrode with the insulating layer and the second electrode are closely attached to each other, and the first electrode and the second electrode are connected with an alternating-current high-voltage high-frequency power supply, so that an electric field is generated between the first electrode and the second electrode, when airflow enters between the first electrode and the second electrode, outer-layer electrons of atoms in the air are separated to form free electrons with polarity, the atoms losing the electrons are positive-electrode, water molecules in the air and oxygen molecules in the air are cracked under high voltage, and hydroxyl ions, air groups with negative charges and air groups with positive charges are formed;
in addition, electrons obtain accelerated kinetic energy under the action of an electric field, collide with gas molecules, ionize the gas, organically combine with secondary electrons, generate gas breakdown discharge and form plasma, and active components of the plasma and macromolecules of microorganisms are subjected to chemical reaction to decompose harmful substances such as formaldehyde;
meanwhile, impurities carried in the air are electrified in the electric field and are charged under the action of electric field electron bombardment or ion charge migration, and the impurities are condensed into large particles to settle or are adsorbed on an indoor exposed surface due to the action of coulomb force, so that the concentration of particles in the air is reduced to a certain extent.
2. The plasma generating structure can adapt to support structures with different shapes, and the action areas are arranged according to actual requirements, so that the discharge area and the extension length are increased under the same volume, the ion concentration is further improved, and the sterilization and purification efficiency and the anti-interference capability of ions on complex conditions are ensured;
3. the first electrode and the second electrode are arranged in a winding mode, the density of plasma at each position is effectively improved, the sterilization efficiency is improved, in addition, the length of the first electrode and the length of the second electrode are effectively increased in the arrangement mode, the capacitance and the load are relatively increased, and the generation efficiency of the plasma is further improved.
Drawings
Fig. 1 is a schematic view of the first electrode and the second electrode of the present invention arranged in parallel;
fig. 2 is a schematic view of the first electrode and the second electrode of the present invention being intertwined;
fig. 3 is a schematic view of an arrangement of the first and second electrodes on the support according to the present invention;
fig. 4 is a schematic view of another arrangement of the first and second electrodes on the support according to the present invention;
fig. 5 is a schematic view of an arrangement of a first electrode and a second electrode in a tubular stent according to the present invention;
fig. 6 is a schematic view of an arrangement of the first and second electrodes on the rod-shaped support according to the present invention;
fig. 7 is a schematic view of the air outlet device of the present invention;
fig. 8 is a schematic view of a filtration apparatus of the present invention;
in the figure: 1. a first electrode; 2. a second electrode; 3. an insulating layer; 4. a support; 4.1, a channel; 4.2, positioning a groove;
5. an air outlet; 6. a screen layer; 7. an exhaust duct;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that, although the terms upper, middle, lower, top, end, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another for ease of understanding, and are not used to define any directional or sequential limitations.
As shown in fig. 1-6, a linear discharge plasma generating structure includes a first electrode 1 and a second electrode 2 that are close to or closely attached to each other, a conducting wire with an insulating layer 3 coated on the outer layer is disposed outside both the first electrode 1 and the second electrode 2, the outer insulating layer of the first electrode 1 and the outer insulating layer of the second electrode 2 are close to or closely attached to each other, the first electrode 1 and the second electrode 2 are communicated with a high-frequency high-voltage ac power supply, the first electrode 1 and the second electrode 2 are connected from the high-frequency high-voltage ac power supply, and the ends of the first electrode 1 and the second electrode 2 are disconnected, so that an alternating electric field is formed between the first electrode 1 and the second electrode 2, when an air flow enters between the first electrode and the second electrode, outer electrons of atoms in the air are separated to form free electrons with a polarity, so as to ionize the air to form plasma, such as charged particles as negative ions, positive ions, hydroxyl ions, and the like, thereby achieving the effect of sterilizing and purifying the air.
The sterilization effect of the plasma can lead to the rupture of bacterial cell walls through the action of electrostatic force and also can lead to the increase of the permeability of cell membranes through chemical reaction, thus leading to the leakage of contents; the plasma has multiple functions simultaneously and concurrently in the sterilization process, but the main reaction is the chemical reaction of the active components of the plasma and the living macromolecules of the microorganisms, including the peroxidation on lipid, the modification on protein and the damage on DNA, and the plasma sequentially reacts with each component of cells from outside to inside; among all the active germicidal ingredients of the plasma, charged particles such as negative ions, positive ions, hydroxyl ions and hydroxyl ions play a major role.
As shown in fig. 1, as an arrangement of the plasma generating structure, the first electrode 1 and the second electrode 2 are close to or closely attached to each other in a parallel posture, preferably closely attached to each other, and arranged in a spiral winding manner.
As another arrangement of the plasma generating structure, as shown in fig. 2, the first electrode 1 and the second electrode 2 are wound close to or closely attached to each other, that is, the first electrode 1 and the second electrode 2 are maintained in a wound posture and arranged in a spiral winding manner.
Specifically, the voltage frequency of the high-frequency high-voltage alternating current power supply is greater than 15 KHz, and is preferably 21 KHz.
Specifically, the voltage of the high-frequency high-voltage alternating current power supply can be 2000-8000V, and preferably 2500-4000V.
Still provide a plasma generator, including the plasma generator structure of the linear discharge of embodiment one, plasma generator still includes a support 4, first electrode 1 and second electrode 2 spiral winding are on support 4, be equipped with the passageway 4.1 that is used for supplying the air to pass through on support 4, make first electrode 1 and second electrode 2 equipartition in passageway 4.1 or periphery, this passageway 4.1 is used for supplying air output or input, so that the air fully contacts with plasma, such as anion, positive ion, hydroxyl ion and hydroxyl ion, etc. in order to play the effect of disinfecting and purifying.
As an arrangement mode of the first electrode 1 and the second electrode 2 on the support 4, the first electrode 1 and the second electrode 2 are respectively wound on the support 4, that is, after the first electrode 1 is wound on the support 4, the second electrode 2 is wound on the support 4, and optionally, the second electrode 2 can be pressed on the second electrode 2.
As shown in fig. 4, as an arrangement of the first electrode 1 and the second electrode 2 on the support 4, the first electrode 1 and the second electrode 2 are spirally wound on the support 4 in a mutually wound posture.
As shown in fig. 3, as an arrangement of the first electrode 1 and the second electrode 2 on the stent 4, the first electrode 1 and the second electrode 2 are wound on the stent 4 in a posture of being close to or closely attached to each other, that is, the first electrode 1 and the second electrode 2 are spirally wound on the stent 4 in a posture of being kept parallel to each other.
It is specific, be equipped with the constant head tank 4.2 that is used for supplying first electrode 1 and the embedding of second electrode 2 on the support 4, constant head tank 4.2 sets up about spiral winding direction interval, and when first electrode 1 twines on support 4 with the gesture that parallels each other with second electrode 2, constant head tank 4.2 provides more stable mounted position for first electrode 1 and second electrode 2, guarantees plasma and takes place the holistic stability of structure and electric field homogeneity, simultaneously, still can be according to the in-service use needs, adjusts the spiral interval between first electrode 1 and the second electrode 2.
Specifically, the stent 4 is in any one of a ring shape, a tubular shape, a mesh shape and a rod shape, wherein when the stent 4 is selected to be in a ring shape, the plasma generating structure is wound on the ring-shaped stent 4, when the stent 4 is selected to be in a tubular shape, the plasma generating structure is wound on the inner wall or the outer wall of the tubular stent 4, and when the stent 4 is selected to be in a rod shape, the plasma generating structure is wound on the rod-shaped stent 4.
Through the improvement, the air passing channel 4.1 can be arranged in the bracket 4 or the bracket 4 is arranged in the air passing channel 4.1 according to the practical use of the plasma generating structure.
As shown in fig. 7, an air outlet device includes the above plasma generator, and the air outlet device may be a fan, a vehicle air conditioner, and the like, and has at least one air outlet, and the first electrode 1 and the second electrode 2 are wound around the air outlet 5 of the air outlet device, so as to purify the output air.
In addition, the air outlet of the vehicle air conditioner may be configured as shown in fig. 8, and the air grid structure is not limited to the horizontal and vertical arrangement.
As shown in fig. 8, a filtering apparatus comprises the plasma generator, the filtering apparatus at least comprises a filtering screen layer 6, the first electrode 1 and the second electrode 2 are wound on the filtering screen layer 6, the first electrode 1 and the second electrode 2 generate plasma, such as negative ions, positive ions, hydroxyl ions and the like, at the filtering screen layer 6, so as to sterilize and purify filtered air or liquid, preferably, the filtering screen layer is formed with air grid structures arranged horizontally and vertically, and the first electrode 1 and the second electrode 2 are wound on any air grid in any posture.
As shown in fig. 5, an exhaust device comprises the plasma generator, the exhaust device at least comprises an exhaust duct 7, the first electrode 1 and the second electrode 2 spirally surround the inner wall of the exhaust duct 7 in a mutually attached posture, and the first electrode 1 and the second electrode 2 form plasma, such as negative ions, positive ions, hydroxyl ions and the like, in the exhaust duct 7, so as to sterilize and purify the exhaust air flow.
It should be noted that the support of the plasma generator is not limited to the support shown in fig. 6 to 8, and the support structure can be replaced in different scenarios to meet the use requirement.
In the above embodiment, the first electrode 1 and the second electrode 2 are both conducting wires connected to a high-frequency high-voltage alternating current power supply.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (10)
1. The plasma generator is characterized by comprising a support and a linear discharge plasma generating structure arranged on the support, wherein the plasma generating structure comprises a first electrode (1) and a second electrode (2), the first electrode (1) and the second electrode (2) are both externally provided with a lead wire, the outer layer of the lead wire is coated with an insulating layer (3), the outer insulating layer of the first electrode (1) and the outer insulating layer of the second electrode (2) are close to or attached tightly, the first electrode (1) and the second electrode (2) are communicated with a high-frequency high-voltage alternating current power supply, the end parts of the first electrode (1) and the second electrode (2) are disconnected, so that an alternating electric field is formed between the first electrode (1) and the second electrode (2), and the first electrode (1) and the second electrode (2) are spirally wound on the support in a mutually close or attached posture.
2. The plasma generator of claim 1, wherein: the insulating layer adopts silica gel material or polytetrafluoroethylene.
3. The plasma generator of claim 1, wherein: the first electrode (1) and the second electrode (2) are respectively wound on the support (4), or the first electrode (1) and the second electrode (2) are wound on the support (4) in a mutually parallel close or clinging posture, or the first electrode (1) and the second electrode (2) are spirally wound on the support (4) in a mutually wound posture.
4. The plasma generator of claim 1, wherein: the voltage frequency of the high-frequency high-voltage alternating current power supply is larger than 15 KHz.
5. The plasma generator of claim 1, wherein: the stent (4) is in any one of a ring shape, a tube shape, a net shape or a rod shape.
6. The plasma generator of claim 1, wherein: and a channel (4.1) for air to pass through is arranged on the bracket (4).
7. The plasma generator of claim 1, wherein: be equipped with constant head tank (4.2) that are used for supplying first electrode (1) and second electrode (2) embedding on support (4), constant head tank (4.2) set up about spiral winding direction interval.
8. The utility model provides an air-out equipment which characterized in that: comprising the plasma generator according to any of claims 1 to 7, the outlet device having at least one outlet opening, the first electrode (1) and the second electrode (2) being wound around the outlet opening (5) of the outlet device.
9. A filtration apparatus, characterized by: comprising the plasma generator according to any of the claims from 1 to 7, said filtering device comprising at least a layer of filtering mesh (6), said first electrode (1) and second electrode (2) being wound around the layer of filtering mesh (6).
10. An exhaust device characterized by: comprising the plasma generator according to any of claims 1 to 7, the exhaust device comprising at least an exhaust duct (7), the first electrode (1) and the second electrode (2) being spirally wound around an inner wall of the exhaust duct (7) in a closely fitted posture to each other.
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| CN202222414891.8U CN218162973U (en) | 2022-09-09 | 2022-09-09 | Plasma generator and air outlet, filtering and exhaust equipment with same |
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| CN202222414891.8U CN218162973U (en) | 2022-09-09 | 2022-09-09 | Plasma generator and air outlet, filtering and exhaust equipment with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115361768A (en) * | 2022-09-09 | 2022-11-18 | 慈溪市香格电器有限公司 | Plasma generator and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115361768A (en) * | 2022-09-09 | 2022-11-18 | 慈溪市香格电器有限公司 | Plasma generator and application thereof |
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