CN210545704U - Electric purification equipment and air purifier - Google Patents
Electric purification equipment and air purifier Download PDFInfo
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- CN210545704U CN210545704U CN201921273510.0U CN201921273510U CN210545704U CN 210545704 U CN210545704 U CN 210545704U CN 201921273510 U CN201921273510 U CN 201921273510U CN 210545704 U CN210545704 U CN 210545704U
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- collector
- needle electrode
- collecting cylinder
- purification apparatus
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Abstract
The utility model discloses an electric purification device and an air purifier, wherein the electric purification device comprises a needle electrode and a collector, the collector is provided with a collecting cylinder, the needle electrode and the collecting cylinder are coaxially arranged, and the relative position of the needle electrode and the collecting cylinder is adjusted, so that the electric purification device is switched between an aldehyde removal mode and a dust removal mode; air purifier includes the casing, set up the air purification wind channel in the casing, set up foretell electrical purification equipment in the air purification wind channel. Electric purification equipment pass through the relative position and the parameter of discharging of regulation needle electrode and surge drum, realize high-efficient dust removal, remove the purpose of aldehyde, simple, reliable.
Description
Technical Field
The utility model relates to an air purifier especially relates to an electric purification equipment and air purifier.
Background
In recent years, accidents of chemical plants occur frequently, and downstream residents are seriously influenced by the accidents, so that the health is influenced and even the life safety is threatened. In addition to solving the air pollution problems such as haze and the like, the problems of pollutants in home decoration and chemical pollution become increasingly concerned by people.
Plasma technology is considered to be a key technology for treating gaseous and water pollutants. The technology is a cross comprehensive technology integrating physics, chemistry, biology and environmental science, has the remarkable characteristics of having physical action, chemical action and biological action on indoor pollutants, and has the obvious advantages of low cost, high purification efficiency, no secondary pollution and the like.
At present, most of air purifiers adopt filter screens for filtering, but most of the filter screens are adsorption type and easy to saturate, CCM is limited, and secondary pollution is easily caused due to untimely replacement. Once explosion of the chemical plant occurs, the environmental concentration is exploded for a long time, and the filter screen product cannot play an ideal purification role. The plasma technology is different from the adsorption type, and the plasma cooperates with O3/UV/TiO2The catalyst can directly decompose Volatile Organic Compounds (VOC) into CO2、H2And O. The electric purification water washing type consumable-free products gradually become the mainstream.
Most of the existing electric purifiers are in a wire board corona discharge mode, a wire board discharge structure can meet the purification effect of removing particles without consumables, but the wire board discharge is difficult to remove organic pollutants which are difficult to remove, such as formaldehyde, VOC and the like; the existing line board mainly adopts corona discharge, the concentration of plasma generated by the discharge is low, and the effect of removing formaldehyde and VOC can not be realized; if the voltage is increased, high-concentration ozone is easy to generate, and the ozone is not suitable for household purification; the discharge of the needle cylinder is a purification technology which is commonly used in the field of electric purification, the discharge of the needle cylinder can realize high-efficiency discharge under lower voltage, but the discharge of the needle cylinder can not efficiently remove pollutants such as formaldehyde, VOC and the like, the concentration of generated plasma is lower than that of linear discharge, and the sterilization and disinfection effects are not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric purification equipment and air purifier to solve the technical problem that the difficult organic pollutant of getting rid of such as formaldehyde, VOC is hardly got rid of to the line board discharge structure of current electric purifier, on the other hand, can not get rid of the technical problem of pollutants such as formaldehyde, VOC with the cylinder discharge in solving electric purifier by the efficient.
In order to achieve the above object, the utility model discloses an electric purification equipment and air purifier's concrete technical scheme as follows:
an electric purification device comprises a needle electrode and a collector, wherein the collector is provided with a collecting cylinder, the needle electrode and the collecting cylinder are coaxially arranged, and the relative position of the needle electrode and the collecting cylinder is adjusted so as to switch between an aldehyde removal mode and a dust removal mode.
Further, the collecting cylinder is grounded, the needle electrode applies direct current negative pressure, the needle electrode is coaxially arranged above the collecting cylinder in the formaldehyde removing mode, and the needle electrode is coaxially inserted into the collecting cylinder in the dust removing mode.
Further, in the aldehyde removing mode, the distance from the tip of the needle electrode to the top surface of the collecting cylinder is 10-15 mm.
Furthermore, the electric purification equipment also comprises a flow equalizing plate for fixing the needle electrode, wherein the flow equalizing plate is a rhombic grid plate made of a conductive material.
Furthermore, the needle electrodes comprise a plurality of needle electrodes, and the top ends of the needle electrodes are fixed at the intersection points of the rhombic grid flow equalizing plates.
Furthermore, the collector comprises a first collector and a second collector which are arranged up and down, the first collector and the second collector have the same structure, and the first collector and the second collector are respectively provided with a collecting cylinder which is coaxial with the needle electrode.
Furthermore, the first collector is grounded, the first collector is a strong rubidium magnet permanent magnet, the direction of a magnetic field of the first collector is perpendicular to the direction of air flow, and the cylinder wall of the collecting cylinder of the first collector is coated with V after oxidation polishing treatment2O5-TiO2And (3) catalyzing the coating.
Further, the magnetic field directions of the first collector are distributed along the horizontal direction.
Furthermore, the second collector is grounded, the second collector is made of high-purity aluminum, and MnO is arranged on the wall of the collecting cylinder of the second collector2/γ-Al2O3And (4) coating.
The utility model provides an air purifier, includes the casing, set up the air purification wind channel in the casing, set up foretell electrical purification equipment in the air purification wind channel.
The utility model discloses an electric purification equipment and air purifier has following advantage:
electric purification equipment adopt the cylinder to discharge and the mode that the magnetism reinforcing discharged and combined together, when the particulate matter was got rid of to needs, the electric field intensity of adjustment collecting vessel improved the collection dirt effect, when needs high efficiency got rid of formaldehyde, through the discharge distance of adjustment needle electrode, voltage isoparametric realized producing the plasma of high concentration under the low-voltage and got rid of formaldehyde, the difficult pollutant of getting rid of such as VOC, the device's simple structure, dust removal, the efficiency of removing aldehyde is high.
Further, air purifier through adjusting the relative position of needle electrode and surge drum and the parameter of discharging, realize high-efficient dust removal, remove the purpose of aldehyde, simple, reliable.
Drawings
FIG. 1 is a schematic structural view of a needle plate mode of the electrical purification apparatus of the present invention;
FIG. 2 is a schematic structural view of a syringe mode of the electric purification apparatus of the present invention;
FIG. 3 is a top view of the electrical purification apparatus of the present invention;
FIG. 4 is a diagram of the relative position between the needle electrode and the collecting cylinder in the needle plate mode of the electrical purification apparatus of the present invention;
FIG. 5 is a diagram showing the relative position between the needle electrode and the collecting cylinder in the needle cylinder mode of the electric purification apparatus of the present invention;
fig. 6 is a purification flow chart of the electric purification apparatus of the present invention.
The reference numbers in the figures illustrate: 1. a needle electrode; 2. a flow equalizing plate; 3. a first collector; 31. a collection canister; 4. a second collector.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.
As shown in FIGS. 1-2, the electric purification apparatus of the present invention comprises a needle electrode 1 and a collector, wherein the collector is provided with a collecting cylinder 31, the needle electrode 1 and the collecting cylinder 31 are coaxially arranged, and the relative position of the needle electrode 1 and the collecting cylinder 31 is adjusted to switch the electric purification apparatus between the formaldehyde removal mode and the dust removal mode.
Further, the collecting cylinder 31 is grounded, and the needle electrode 1 applies a negative dc pressure, as shown in fig. 3, and the needle electrode 1 is coaxially disposed above the collecting cylinder 31 in the formaldehyde elimination mode, as shown in fig. 4, and the needle electrode 1 is coaxially inserted into the collecting cylinder 31 in the dust elimination mode.
Further, the electric purification equipment also comprises a flow equalizing plate 2 used for fixing the needle electrodes 1, the flow equalizing plate 2 is a rhombic grid plate made of a conductive material, and the height of the flow equalizing plate 2 is 10mm, so that the flow equalizing plate provides support for the needle electrodes 1 on one hand, and plays a role in equalizing air flow on the other hand. A fan is arranged above the flow equalizing plate 2, the fan is started, and air flow is discharged after passing through the flow equalizing plate 2, the needle electrode 1 and the collecting cylinder 31 respectively along the axial lead direction of the needle electrode 1.
Further, the needle electrode 1 comprises a plurality of needle electrodes, the top end of the needle electrode 1 is fixed at the intersection point of the rhombic grid flow equalizing plate 2, and the needle electrode 1 is made of metal materials with the length of 100mm and the diameter of 0.5mm, such as tungsten, copper-tungsten alloy, silver-tungsten alloy and the like.
Further, in the aldehyde removal mode, the distance from the tip of the needle electrode 1 to the top surface of the collecting cylinder 31 is 10-15mm, in the dust removal mode, the needle electrode 1 is coaxially inserted into the collecting cylinder 31, and the depth of the needle electrode 1 inserted into the collecting cylinder 31 is 80-90 mm.
Furthermore, the flow equalizing plate 2 is connected with a lifting device, and the height of the needle electrode 1 is adjusted by controlling the lifting device, so that the electric purification equipment is switched between a needle plate mode and a needle cylinder mode.
Further, the lifting device can be a screw transmission mechanism, a gear-rack meshing transmission mechanism, a belt transmission mechanism and the like, and the lifting device is the prior art and is not described again.
Further, as shown in fig. 1-2, the collector includes a first collector 3 and a second collector 4 arranged up and down, the first collector 3 and the second collector 4 have the same structure, the first collector 3 and the second collector 4 have a block structure of 220mm 200mm 100mm, the first collector 3 and the second collector 4 are respectively provided with a collecting cylinder 31 coaxial with the needle electrode 1, and the diameter of the collecting cylinder 31 is 20 mm.
Further, the first collector 3 is grounded, the first collector 3 is a strong rubidium magnet permanent magnet, the magnetic field direction of the first collector 3 is perpendicular to the air flow direction, and preferably, the magnetic field direction of the first collector 3 is distributed along the horizontal direction. The wall of the collecting cylinder 31 of the first collector 3 is coated with V after the oxidizing polishing treatment2O5-TiO2And (3) catalyzing the coating.
Further, the second collector 4 is grounded, the material of the second collector 4 is high-purity aluminum with the purity of more than 99.99%, and MnO is arranged on the wall of the collecting cylinder 31 of the second collector 42/γ-Al2O3And (4) coating.
An air purifier comprises a shell, wherein an air purification air channel is arranged in the shell, and the air purification air channel is internally provided with the electric purification equipment.
As shown in fig. 6, a purifying method of an air purifier, the air purifier comprises a needle electrode 1 and a collector, the collector is provided with a collecting cylinder 31, and the needle electrode 1 and the collecting cylinder 31 are coaxially arranged; comprises that
Further, in the needle electrode 1 adjusting step, if the acquired function is the aldehyde removing function, the needle electrode 1 is coaxially disposed above the collecting cylinder 31, and the needle electrode 1 is electrically connectedThe electrode 1 applies a DC high voltage power supply with negative 7000V-9000V voltage, preferably with negative 8000V voltage, and the first collector 3 and the second collector 4 are grounded. After the voltage is applied to the needle electrodes 1, glow discharge occurs between the tip parts of the needle electrodes 1 and the collecting cylinder 31, ion wind higher than 2m/s is generated, a plurality of needle electrodes 1 generate plasma matrixes, viruses, germs and air pollution particles flow through the plasma matrixes to be killed, carbonized or catalytically decomposed, and charges fall into a collecting electrode to be adsorbed and collected. V2O5-TiO2Catalytic coating and MnO2/γ-Al2O3The catalytic coating has synergistic effect, and the decomposition efficiency of volatile organic gases such as formaldehyde, benzene, toluene and the like is improved to over 90 percent.
Further, in the adjusting step of the needle electrode 1, if the acquired function is a dust removing function, the needle electrode 1 is coaxially inserted into the collecting cylinder 31, a voltage of a direct current high voltage power supply negative 3000V-5000V, preferably a voltage of a direct current high voltage negative 4000V is applied to the needle electrode 1, the first collector 3 and the second collector 4 are grounded, corona discharge is generated in the needle electrode 1 and the collecting cylinder 31 of the first collector 3, and the plasma concentration is effectively improved. The plurality of needle electrodes 1 form a plasma matrix to effectively charge dust particles flowing through the plasma matrix, and the charged particles rotate spirally under the action of a magnetic field to increase the complementary collection efficiency.
This electrical purification equipment adopts the cylinder to discharge and the mode that the magnetism reinforcing discharged and combined together, when the particulate matter was got rid of to needs, the electric field intensity of adjustment collecting vessel 31 improved the dust collection effect, when needs high efficiency got rid of formaldehyde, through adjusting needle electrode 1's the distance that discharges, voltage isoparametric, the plasma that produces high concentration under the realization low-voltage got rid of formaldehyde, the pollutant of difficult getting rid of such as VOC, the device's simple structure, remove dust, the efficiency of removing aldehyde is high. The purification method realizes the purposes of high-efficiency dust removal and aldehyde removal by adjusting the relative position of the needle electrode 1 and the collecting cylinder 31 and the discharge parameters, and is simple and reliable.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (10)
1. An electric purification apparatus, characterized by comprising a needle electrode (1) and a collector, wherein a collecting cylinder (31) is arranged on the collector, the needle electrode (1) and the collecting cylinder (31) are coaxially arranged, and the relative position of the needle electrode (1) and the collecting cylinder (31) is adjusted so as to switch between an aldehyde removal mode and a dust removal mode.
2. Electrical purification apparatus according to claim 1, wherein the collection cartridge (31) is grounded and the needle electrode (1) applies a negative dc pressure, the needle electrode (1) being arranged coaxially above the collection cartridge (31) in the aldehyde removal mode and the needle electrode (1) being inserted coaxially inside the collection cartridge (31) in the dust removal mode.
3. Electrical purification apparatus according to claim 1, wherein in the aldehyde-removing mode the distance from the tip of the needle electrode (1) to the top surface of the collection cartridge (31) is 10-15 mm.
4. The electrical purification apparatus according to claim 3, further comprising a flow equalizing plate (2) for fixing the pin electrodes (1), wherein the flow equalizing plate (2) is a diamond-shaped grid plate made of an electrically conductive material.
5. The electrical purification apparatus according to claim 4, wherein the needle electrodes (1) comprise a plurality of needle electrodes, and the top ends of the needle electrodes (1) are fixed at the intersection points of the rhombic grid flow equalizing plates (2).
6. The electrical purification apparatus according to claim 2, wherein the collectors comprise a first collector (3) and a second collector (4) arranged up and down, the first collector (3) and the second collector (4) have the same structure, and the first collector (3) and the second collector (4) are respectively provided with a collecting cylinder (31) coaxial with the needle electrode (1).
7. Electrical purification apparatus according to claim 6, wherein the first collector (3) is grounded, the first collector (3) is a strong rubidium magnet permanent magnet, the direction of the magnetic field of the first collector (3) is perpendicular to the direction of the gas flow, and the wall of the collection cylinder (31) of the first collector (3) is coated with V after the oxidation polishing treatment2O5-TiO2And (3) catalyzing the coating.
8. Electrical purification apparatus according to claim 7, wherein the magnetic field direction of the first collector (3) is distributed in a horizontal direction.
9. Electrical purification apparatus according to claim 6, wherein the second collector (4) is grounded, the second collector (4) is made of high purity aluminum, and MnO is provided on the wall of the collecting cylinder (31) of the second collector (4)2/γ-Al2O3And (4) coating.
10. An air purifier, comprising a casing, wherein an air purifying air duct is arranged in the casing, and characterized in that the electric purifying device as claimed in any one of claims 1 to 9 is arranged in the air purifying air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273510.0U CN210545704U (en) | 2019-08-07 | 2019-08-07 | Electric purification equipment and air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273510.0U CN210545704U (en) | 2019-08-07 | 2019-08-07 | Electric purification equipment and air purifier |
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| Publication Number | Publication Date |
|---|---|
| CN210545704U true CN210545704U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921273510.0U Active CN210545704U (en) | 2019-08-07 | 2019-08-07 | Electric purification equipment and air purifier |
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| CN (1) | CN210545704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449264A (en) * | 2019-08-07 | 2019-11-15 | 珠海格力电器股份有限公司 | A kind of electrodecontamination equipment, air purifier and purification method |
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2019
- 2019-08-07 CN CN201921273510.0U patent/CN210545704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449264A (en) * | 2019-08-07 | 2019-11-15 | 珠海格力电器股份有限公司 | A kind of electrodecontamination equipment, air purifier and purification method |
| CN110449264B (en) * | 2019-08-07 | 2024-04-16 | 珠海格力电器股份有限公司 | Electric purification equipment, air purifier and purification method |
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