CN108072080B - Electrostatic oil fume purifying device and range hood using same - Google Patents

Electrostatic oil fume purifying device and range hood using same Download PDF

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Publication number
CN108072080B
CN108072080B CN201710641414.6A CN201710641414A CN108072080B CN 108072080 B CN108072080 B CN 108072080B CN 201710641414 A CN201710641414 A CN 201710641414A CN 108072080 B CN108072080 B CN 108072080B
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CN
China
Prior art keywords
dust collecting
plate
main body
collecting plate
body part
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CN201710641414.6A
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Chinese (zh)
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CN108072080A (en
Inventor
金旗
王嘉华
茅忠群
诸永定
曹亚裙
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Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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Priority to CN201710641414.6A priority Critical patent/CN108072080B/en
Publication of CN108072080A publication Critical patent/CN108072080A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes
    • F24C15/2035Arrangement or mounting of filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34Constructional details or accessories or operation thereof
    • B03C3/40Electrode constructions
    • B03C3/45Collecting-electrodes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

Abstract

The invention relates to an electrostatic oil fume purifying device, which comprises a dust collecting electrode, wherein the dust collecting electrode at least comprises a first dust collecting plate and a second dust collecting plate, the first dust collecting plate and the second dust collecting plate are oppositely arranged, a first surrounding structure is formed by extending the side edge of the first dust collecting plate towards the direction of the second dust collecting plate, a second surrounding structure is formed by extending the side edge of the second dust collecting plate towards the direction of the first dust collecting plate, and the second surrounding structure and the first surrounding structure mutually surround to enable the first dust collecting plate and the second dust collecting plate to form a dust collecting unit. In the electrostatic oil fume purifying device, the first surrounding part and the second surrounding part mutually surround to form the dust collecting unit, and the dust collecting unit has large dust collecting area and reasonable structure, and can effectively strengthen the physical filtration of oil fume gas, thereby improving the oil fume purifying effect; meanwhile, the first dust collecting plate and the second dust collecting plate can be formed by bending a flat plate, and the production and the assembly are convenient.

Description

Electrostatic oil fume purifying device and range hood using same
Technical Field
The invention relates to an electrostatic oil fume purifying device and a range hood using the same.
Background
In order to reduce the pollution of the oil smoke to indoor and outdoor environments and reduce the rejection of the public, especially the public around the area, to catering enterprises, an oil smoke purifying device is needed, and the oil smoke purifying device commonly used in the prior art comprises: mechanical oil smoke purification device, water smoke spray formula oil smoke purification device and electrostatic type oil smoke purification device.
Wherein, electrostatic oil smoke purifier's theory of operation is: the gas passing through the space between the electrodes is ionized by utilizing a high-voltage electrostatic field, so that the gas is adsorbed on the electrodes, and the purpose of purifying the oil fume is achieved. The common electrostatic device is divided into a modularized design of an ionization area and a dust collecting area and an integral design of the ionization area and the dust collecting area. An ozone-free washable electrostatic precipitator disclosed in chinese patent application No. 200810030063.6, comprising an ionization region above a dust collection region, the ionization region being connected to a high voltage ac power supply, the dust collection region being connected to a high voltage dc power supply, adjacent ionization electrode sheets being of different polarities, adjacent dust collection electrode sheets being of different polarities; the electrode field plate oil smoke separating device for the range hood comprises an electrostatic field purifying device, a shell and at least two high-voltage negative plates longitudinally arranged in the shell, wherein the shell is a high-voltage positive plate, an ionization region is formed between two adjacent high-voltage negative plates, a trapping region is formed between the high-voltage negative plates and the high-voltage positive plates, the purifying device is positioned at the outer side of a cabinet air outlet of the range hood, and an exhaust device is arranged at the inner side of the cabinet air outlet.
In the existing electrostatic type oil fume purifying device, a dust collecting plate with a common flat plate structure, ionization electrode wires and the like are generally adopted, the dust collecting plate with the common flat plate structure is weak in physical filtration of oil fume gas, the ionization strength of the ionization electrode wires and the like is also common, and the purifying effect on oil fume with large concentration is poor.
Disclosure of Invention
The invention aims to solve the technical problem of providing an electrostatic oil fume purifying device capable of improving the oil fume purifying effect by strengthening the physical filtration of oil fume gas aiming at the current state of the art.
The invention aims to solve the technical problem of providing an electrostatic oil fume purifying device which is convenient to produce and assemble.
The invention aims at solving the technical problem of the prior art, and provides the range hood with the electrostatic oil fume purifying device, which is convenient to assemble and good in oil fume purifying effect.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides an electrostatic oil smoke purifier, includes the dust collection utmost point, and this dust collection utmost point is including first dust collecting plate and second dust collecting plate, its characterized in that at least: the first dust collecting plate and the second dust collecting plate are oppositely arranged, the side edge of the first dust collecting plate extends towards the direction of the second dust collecting plate to form a first enclosing structure, the side edge of the second dust collecting plate extends towards the direction of the first dust collecting plate to form a second enclosing structure, and the second enclosing structure and the first enclosing structure mutually enclose to enable the first dust collecting plate and the second dust collecting plate to form a dust collecting unit.
In the above scheme, the dust collecting electrode comprises a plurality of groups of dust collecting units, and the adjacent dust collecting units are connected with each other.
Preferably, the first dust collecting plate has a first main body portion formed in a shape, a first edge of the first main body portion extends in a second edge direction to form a first extension plate, a width of the first extension plate is smaller than a width of the first main body portion, a first opening is formed between the first extension plate and the second edge, a second extension plate, a width of which is smaller than a depth of the first main body portion, is formed by extending the edge of the first extension plate inward of the first main body portion, and the second extension plate, the first extension plate and an inner wall of the first main body portion together form the first surrounding structure.
Preferably, the second dust collecting plate has a second main body portion formed in a shape, a first edge of the second main body portion extends in a second edge direction to form a third extending plate, a width of the third extending plate is smaller than a width of the second main body portion, a second opening is formed between the third extending plate and the second edge, a fourth extending plate, a width of which is smaller than a depth of the second main body portion, is formed by extending the edge of the third extending plate inward of the second main body portion, and the fourth extending plate, the third extending plate and an inner wall of the second main body portion together form the second surrounding structure.
Preferably, in the assembled state, the first side wall of the first dust collecting plate passes through the second opening to be arranged so that the first extending plate and the second extending plate are both located in the second surrounding structure of the second dust collecting plate, the first side wall of the second dust collecting plate passes through the first opening to be arranged so that the third extending plate and the fourth extending plate are both located in the first surrounding structure of the first dust collecting plate, the second side wall of the second dust collecting plate passes through the first opening of the first dust collecting plate in the adjacent dust collecting unit to be arranged, and the second side wall of the second dust collecting plate is attached to the first side wall of the second dust collecting plate in the adjacent dust collecting unit. By adopting the structure, the compactness of the assembling structure of the dust collecting unit can be increased, and the dust collecting area is enlarged on the basis of keeping the dust collecting space, thereby improving the effect of capturing the oil smoke particles.
In order to facilitate assembly, the dust collecting electrode further comprises a polar plate used for installing dust collecting units, the polar plate is provided with at least two polar plates and is arranged at intervals side by side, the dust collecting units are arranged between the two polar plates, the first dust collecting plate is installed on one polar plate, and the second dust collecting plate is installed on the other polar plate.
Preferably, hanging holes are formed in the backs of the first dust collecting plate and the second dust collecting plate, and corresponding protrusions which can be matched with the hanging holes are arranged on the corresponding polar plates.
Preferably, the number of the polar plates is multiple, the bulges are arranged on the two side surfaces of the polar plates, the end parts of the polar plates are respectively provided with an assembly part, and the dust collecting electrodes are provided with connecting pieces which can be connected with the assembly parts and position the spacing between the adjacent polar plates.
As an improvement, the electrostatic oil fume purifying device further comprises an ionization electrode, wherein the ionization electrode is provided with a third main body part which is shaped into a flat plate, and a plurality of spines which are arranged towards the dust collecting electrode are arranged on the third main body part.
Still improve, be provided with at least one ionization district that arranges along dull and stereotyped length direction on the third body portion, each ionization district all includes third opening, first spine and second spine, the third opening is seted up along the length direction of third body portion, first spine is a plurality of and arranges side by side on the first border of third opening, the second spine is a plurality of and arranges side by side on the second border of third opening, first spine and second spine all point up to be arranged. By adopting the structure, the ionization region can be directly formed on the upper surface by utilizing the self structure of the third main body part, so that the material can be effectively utilized, the ionization electrode structure is compact, the number of discharge barbs is increased, and the ionization effect is improved.
Preferably, the first spike and the second spike are both shaped into an inverted triangle structure, and the first spike corresponds to the middle position of the two second spikes. Preferably, the first spike and the second spike are shaped into an isosceles triangle structure, and the angle of the vertex angle of the triangle is less than one half of the angle of the base angle. The structure can further increase the number of the spines and strengthen the ionization effect.
Preferably, the first spike and the second spike are respectively bent into the third opening to be mutually combined and just cover the third opening. The first spines and the second spines are formed by bending the materials in the third opening to two sides after cutting, so that the materials are fully utilized, and convenience is provided for production of the ionization electrode.
Preferably, a plurality of ionization regions are arranged on the third main body part at intervals, and at least two fourth openings are arranged on the main body part between the adjacent ionization regions at intervals. By adopting the structure, on one hand, the ionization effect is further improved, on the other hand, the third opening and the fourth opening jointly form an oil filtering structure, so that the smoke can pass through the oil filtering structure, and the smoke is subjected to inertial separation so that the smoke flows into the oil cup after colliding with the lower surface of the main body part, and the filtering effect is achieved.
The utility model provides an use range hood that has above-mentioned static oil smoke purifier, includes collection petticoat pipe and static oil smoke purifier, collection petticoat pipe has air intake, its characterized in that: the electrostatic oil fume purifying device is arranged in the fume collecting hood and is close to the air inlet.
Preferably, an oil filter screen is mounted on the air inlet, and the third body portion is disposed adjacent to the oil filter screen and constitutes a secondary oil filter screen of the range hood. By adopting the structure, the secondary oil filter screen formed by the third main body part is matched with the oil filter screen on the air inlet of the fume collecting hood, most of smoke can be blocked in the smoke rising process so as to flow into the oil cup, and the smoke treatment burden is reduced for the electrostatic fume purifying device, so that the purifying effect is improved.
Compared with the prior art, the invention has the advantages that: the first dust collecting plate in the electrostatic oil fume purifying device is provided with the first surrounding part, the second dust collecting plate is provided with the second surrounding part, and the first surrounding part and the second surrounding part mutually surround to form a dust collecting unit in the assembled state, so that the dust collecting unit has large dust collecting area and reasonable structure, and can effectively strengthen the physical filtration of oil fume gas, thereby improving the oil fume purifying effect; meanwhile, the first dust collecting plate and the second dust collecting plate have the same structure, and can be formed by bending a flat plate, so that the production and the assembly are relatively convenient.
Drawings
Fig. 1 is a schematic structural diagram of an electrostatic oil fume purifying device in an embodiment of the present invention;
FIG. 2 is a schematic view of a part of the dust collecting pole in an embodiment of the present invention;
FIG. 3 is a schematic view illustrating an assembling structure of the dust collecting unit and the base plate in FIG. 2;
fig. 4 is a schematic view of the dust collecting unit of fig. 2;
FIG. 5 is a schematic view illustrating a structure of the second dust collecting plate of FIG. 4;
FIG. 6 is a schematic view of an ionization electrode according to an embodiment of the present invention;
FIG. 7 is a schematic view of the third body portion of FIG. 6;
FIG. 8 is a schematic view of a portion of the enlarged structure of FIG. 7;
fig. 9 is a schematic structural diagram of a range hood according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 8, the electrostatic oil fume purifying device of the present embodiment includes a dust collecting electrode 1 and an ionization electrode 2, and the dust collecting electrode 1 is disposed above the ionization electrode 2.
The dust collecting electrode 1 of the present embodiment includes a plurality of dust collecting units 10, and each dust collecting unit 10 is composed of a first dust collecting plate 11 and a second dust collecting plate 12. The first dust collecting plate 11 and the second dust collecting plate 12 are arranged oppositely, the side edge of the first dust collecting plate 11 extends towards the second dust collecting plate 12 to form a first enclosing structure 110, the side edge of the second dust collecting plate 12 extends towards the first dust collecting plate 11 to form a second enclosing structure 120 correspondingly, and the second enclosing structure 120 and the first enclosing structure 110 mutually enclose the first dust collecting plate 11 and the second dust collecting plate 12 to form a dust collecting unit 10.
The adjacent dust collecting units 10 of the present embodiment are connected to each other. Specifically, the first dust collecting plate 11 has a first main body portion formed in a shape, a first edge of the first main body portion is extended in a second edge direction to form a first extension plate 111, a width of the first extension plate 111 is smaller than a width of the first main body portion so as to form a first opening 112 with the second edge, the edge of the first extension plate 111 is extended inward of the first main body portion to form a second extension plate 113 having a width smaller than a depth of the first main body portion, and the second extension plate 113, the first extension plate 111 and an inner wall of the first main body portion together form a first surrounding structure 110. The second dust collecting plate 12 has a second main body portion formed in a shape, a first edge of the second main body portion is extended in a second edge direction to form a third extension plate 121, a width of the third extension plate 121 is smaller than a width of the second main body portion so as to form a second opening 122 with the second edge, an edge of the third extension plate 121 is extended inward of the second main body portion to form a fourth extension plate 123 having a width smaller than a depth of the second main body portion, and the fourth extension plate 123, the third extension plate 121 and an inner wall of the second main body portion together form the second surrounding structure 120. In the assembled state, the first sidewall of the first dust collecting plate 11 is disposed through the second opening 122 such that the first extension plate 111 and the second extension plate 113 are both positioned in the second surrounding structure 120 of the second dust collecting plate 12, the first sidewall of the second dust collecting plate 12 is disposed through the first opening 112 such that the third extension plate 121 and the fourth extension plate 123 are both positioned in the first surrounding structure 110 of the first dust collecting plate 11, and the second sidewall of the second dust collecting plate 12 is disposed through the first opening 112 of the first dust collecting plate 11 in the adjacent dust collecting unit 10, and the second sidewall of the second dust collecting plate 12 is adhered to the first sidewall of the second dust collecting plate 12 in the adjacent dust collecting unit 10. With such a structure, the compactness of the assembling structure of the dust collecting unit 10 can be increased, and the dust collecting area can be enlarged on the basis of maintaining the dust collecting space, thereby improving the effect of capturing the soot particles.
The dust collecting units 10 in this embodiment have a plurality of dust collecting units 10 connected together in a row manner in the transverse direction, and the dust collecting units 10 in this embodiment may have a plurality of rows, each row of dust collecting units 10 is disposed on the pole plate 13, and two adjacent rows of dust collecting units 10 respectively form the positive and negative poles of the dust collecting pole 1 and are connected by the lead 100. Specifically, the electrode plates 13 are arranged in a plurality of parallel and spaced manner, the dust collecting units 10 are arranged between two adjacent electrode plates 13, the first dust collecting plate 11 in one dust collecting unit 10 is mounted on one electrode plate 13, and the second dust collecting plate 12 is mounted on the other electrode plate 13. Hanging holes 101 are formed in the back portions of the first dust collecting plate 11 and the second dust collecting plate 12, and corresponding protrusions 131 which can be matched with the hanging holes 101 are arranged on the corresponding polar plates 13. The end parts of the pole plates 13 are respectively provided with an assembly part 14, and the dust collecting pole 1 is provided with a connecting piece 15 which can be connected with each assembly part 14 and can position the space between the adjacent pole plates 13. The polar plates 13 and the polar plates 13 can be transversely spliced so as to enlarge the area of the dust collecting electrode 1. The adjacent polar plates 13 are transversely spliced through the assembly parts 14, and conductive sheets 16 which can connect the dust collecting units 10 arranged on the adjacent polar plates 13 are arranged between the connecting polar plates 13 which are transversely spliced.
The ionizing electrode 2 of the present embodiment has a third body portion 21 formed as a flat plate, and a plurality of spikes arranged toward the dust collecting electrode 1 are provided on the third body portion 21. The third main body portion 21 is provided with at least one ionization region 211 arranged along the length direction of the flat plate, each ionization region 211 comprises a third opening 212, a first spike 213 and a second spike 214, the third opening 212 is formed along the length direction of the third main body portion 21, the first spikes 213 are multiple and are arranged on the first edge of the third opening 212 side by side, the second spikes 214 are multiple and are arranged on the second edge of the third opening 212 side by side, and the tips of the first spikes 213 and the second spikes 214 are arranged upwards. By adopting the structure, the ionization region can be directly formed on the upper surface by utilizing the self structure of the third main body part, so that the material can be effectively utilized, the ionization electrode structure is compact, the number of discharge barbs is increased, and the ionization effect is improved. The first spike 213 and the second spike 214 of the present embodiment are both formed into an inverted triangle structure, and the first spike 213 corresponds to a middle position of the two second spikes 214. The first spike 213 and the second spike 214 are shaped into an isosceles triangle structure, and the angle of the vertex angle of the triangle is less than half the angle of the base angle. The structure can further increase the number of the spines and strengthen the ionization effect. The first spike 213 and the second spike 214 are respectively bent into the third opening 212 to be mutually combined so as to just cover the third opening 212. The first spike 213 and the second spike 214 in this embodiment are formed by bending the material in the third opening 212 to two sides after cutting, so that the material is fully utilized, and convenience is provided for the production of the ionization electrode.
The third body portion 21 of the present embodiment is provided with a plurality of ionization regions 211 arranged at intervals, and the third body portion 21 between adjacent ionization regions 211 is provided with a plurality of fourth openings 215 arranged at intervals. By adopting the structure, on one hand, the ionization effect is further improved, on the other hand, the third opening 212 and the fourth opening 215 jointly form an oil filtering structure, so that the smoke can pass through the oil filtering structure, and the smoke is subjected to inertial separation so that the smoke flows into the oil cup after colliding with the lower surface of the main body part, and the filtering effect is achieved.
The ionization electrode 2 of the present embodiment may include a plurality of third body portions 21, where the plurality of third body portions 21 are disposed on the first connecting rod 5 and the second connecting rod 6 side by side, and two sides of the third body portion 21 are respectively bent downward to form a mounting plate 216, and the mounting plate 216 is provided with a first through hole 217 through which the first connecting rod 5 and the second connecting rod 6 pass. A grip 20 capable of positioning the distance between the first connecting rod 5 and the second connecting rod 6 is connected between the first connecting rod 5 and the second connecting rod 6, and a grip 201 is formed by downwardly arching the bottom of the grip 20. The structure is arranged, so that the position between the first connecting rod 5 and the second connecting rod 6 is conveniently positioned on one hand, and the operator is conveniently held on the other hand, so that the first connecting rod 5 and the second connecting rod 6 are arranged on the range hood. The ends of the first connecting rod 5 and the second connecting rod 6 are respectively provided with a transversely arranged top-shaped insulator 30. The lower end of the assembly part 14 of the dust collecting electrode 1 of the embodiment is connected with a connecting plate 3 extending downwards, a second through hole 31 is formed in the connecting plate 3, and the first connecting rod 5 and the second connecting rod 6 penetrate through the second through hole 31 to connect the ionization electrode 2 to the dust collecting electrode 1.
As shown in fig. 9, the range hood with the electrostatic oil fume purifying device a in this embodiment includes a fume collecting hood 7 and the electrostatic oil fume purifying device a, the fume collecting hood 7 has an air inlet 71, and the electrostatic oil fume purifying device a is disposed in the fume collecting hood 7 and is disposed near the air inlet 71. The air intake 71 is provided with an oil filter screen 72, and the third body portion 21 is disposed adjacent to the oil filter screen 72 and constitutes a secondary oil filter screen of the range hood. The secondary oil filter screen formed by the third main body part 21 is matched with the oil filter screen 72 on the fume collecting cover air inlet 71, so that most of fume can be blocked in the fume rising process and then flows into the oil cup, the fume treatment burden of the electrostatic fume purifying device is reduced, and the purifying effect is improved. The inner wall of the fume collecting hood 7 is provided with a mounting bracket 8, and the mounting bracket 8 is provided with a socket which can be connected with the end parts of the first connecting rod 5 and the second connecting rod 6 in an inserting and matching way.
When the range hood of the embodiment is used, smoke sequentially passes through the oil filter screen 72 and the secondary oil filter screen formed by the third main body part 21 to enter the smoke collecting hood 7, the oil filter screen 72 and the secondary oil filter screen formed by the third main body part 21 firstly block a large amount of smoke, the smoke particles entering the smoke collecting hood 7 form charged particles under the discharging effect of the ionization electrode 2, the charged smoke particles enter the dust collecting electrode 1, the special structure of the dust collecting electrode 1 not only increases the contact area between the dust collecting electrode 1 and the smoke, but also can improve the collision effect on the smoke particles, reduce the smoke flow rate, prolong the time of the smoke passing through the dust collecting plate, strengthen the physical filtering effect on the smoke, and further improve the adsorption and removal effects of the smoke purifying particles.

Claims (12)

1. The utility model provides an electrostatic oil smoke purifier, includes album dirt utmost point (1), and this album dirt utmost point (1) are including first dust collecting plate (11) and second dust collecting plate (12), its characterized in that at least: the first dust collecting plate (11) and the second dust collecting plate (12) are oppositely arranged, a first surrounding structure (110) is formed by extending the side edge of the first dust collecting plate (11) towards the direction of the second dust collecting plate (12), a second surrounding structure (120) is formed by extending the side edge of the second dust collecting plate (12) towards the direction of the first dust collecting plate (11), and the second surrounding structure (120) and the first surrounding structure (110) mutually surround to enable the first dust collecting plate (11) and the second dust collecting plate (12) to form a dust collecting unit (10);
the ionization electrode (2) is provided with a third main body part (21) which is shaped into a flat plate, and a plurality of spines which are arranged towards the dust collecting electrode (1) are arranged on the third main body part (21);
the ionization device comprises a third main body part (21), at least one ionization region (211) arranged along the length direction of a flat plate is arranged on the third main body part (21), each ionization region (211) comprises a third opening (212), a first spike (213) and a second spike (214), the third opening (212) is formed along the length direction of the third main body part (21), the first spikes (213) are multiple and are arranged on the first edge of the third opening (212) side by side, the second spikes (214) are multiple and are arranged on the second edge of the third opening (212) side by side, and the first spikes (213) and the second spikes (214) are arranged with tips upwards;
the third main body part (21) is provided with a plurality of ionization areas (211) which are arranged at intervals, and the third main body part (21) between the adjacent ionization areas (211) is provided with at least two fourth openings (215) which are arranged at intervals.
2. An electrostatic oil fume cleaning apparatus according to claim 1, wherein: the dust collecting electrode (1) comprises a plurality of groups of dust collecting units (10), and the adjacent dust collecting units (10) are connected with each other.
3. An electrostatic oil fume cleaning apparatus according to claim 2, wherein: the first dust collecting plate (11) is provided with a first main body part which is shaped into a shape, a first edge of the first main body part extends towards a second edge direction to form a first extension plate (111), the width of the first extension plate (111) is smaller than that of the first main body part, a first opening (112) is formed between the first extension plate and the second edge, the edge of the first extension plate (111) extends towards the inner side of the first main body part to form a second extension plate (113) with the width smaller than that of the first main body part, and the second extension plate (113), the first extension plate (111) and the inner wall of the first main body part jointly form the first surrounding structure (110).
4. An electrostatic oil fume cleaning apparatus according to claim 3, wherein: the second dust collecting plate (12) is provided with a -shaped second main body part, a first edge of the second main body part extends towards a second edge direction to form a third extending plate (121), the width of the third extending plate (121) is smaller than that of the second main body part, a second opening (122) is formed between the third extending plate and the second edge, the edge of the third extending plate (121) extends towards the inner side of the second main body part to form a fourth extending plate (123) with the width smaller than the depth of the second main body part, and the fourth extending plate (123), the third extending plate (121) and the inner wall of the second main body part jointly form the second enclosing structure (120).
5. An electrostatic oil fume cleaning apparatus according to claim 4, wherein: in the assembled state, the first side wall of the first dust collecting plate (11) passes through the second opening (122) to be arranged so that the first extension plate (111) and the second extension plate (113) are both positioned in the second surrounding structure (120) of the second dust collecting plate (12), the first side wall of the second dust collecting plate (12) passes through the first opening (112) to be arranged so that the third extension plate (121) and the fourth extension plate (123) are both positioned in the first surrounding structure (110) of the first dust collecting plate (11), the second side wall of the second dust collecting plate (12) passes through the first opening (112) of the first dust collecting plate (11) in the adjacent dust collecting units (10), and the second side wall of the second dust collecting plate (12) is attached to the first side wall of the second dust collecting plate (12) in the adjacent dust collecting units (10).
6. An electrostatic oil fume cleaning apparatus according to claim 2, wherein: the dust collecting electrode (1) further comprises electrode plates (13) used for installing the dust collecting unit (10), the electrode plates (13) are at least two and are arranged side by side at intervals, the dust collecting unit (10) is arranged between the two electrode plates (13), the first dust collecting plate (11) is installed on one electrode plate (13), and the second dust collecting plate (12) is installed on the other electrode plate (13).
7. An electrostatic oil fume cleaning apparatus according to claim 6, wherein: hanging holes (101) are formed in the backs of the first dust collecting plate (11) and the second dust collecting plate (12), and protrusions (131) which can be matched with the hanging holes (101) are arranged on the corresponding polar plates (13).
8. An electrostatic oil fume cleaning apparatus according to claim 7, wherein: the dust collector is characterized in that a plurality of pole plates (13) are arranged, protrusions (131) are arranged on two side faces of each pole plate (13), assembly parts (14) are respectively arranged at the end parts of each pole plate (13), and connecting pieces (15) which can be connected with the assembly parts (14) and position the space between the adjacent pole plates (13) are arranged on the dust collecting pole (1).
9. An electrostatic oil fume cleaning apparatus according to claim 1, wherein: the first spines (213) and the second spines (214) are both formed into an inverted triangle structure, and the first spines (213) correspond to the middle positions of the two second spines (214).
10. An electrostatic oil fume cleaning apparatus according to claim 1, wherein: the first spines (213) and the second spines (214) are respectively bent into the third openings (212) and can be mutually combined to just cover the third openings (212).
11. A range hood with an electrostatic fume purification device according to any one of claims 1-10, comprising a fume collecting hood (7) and an electrostatic fume purification device (a), said fume collecting hood (7) having an air inlet (71), characterized in that: the electrostatic oil fume purifying device (a) is arranged in the fume collecting hood (7) and is close to the air inlet (71).
12. The range hood of claim 11, wherein: the air inlet (71) is provided with an oil filter screen (72), and the third main body part (21) is arranged close to the oil filter screen (72) and forms a secondary oil filter screen of the range hood.
CN201710641414.6A 2017-07-31 2017-07-31 Electrostatic oil fume purifying device and range hood using same Active CN108072080B (en)

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CN201710641414.6A CN108072080B (en) 2017-07-31 2017-07-31 Electrostatic oil fume purifying device and range hood using same

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CN2605926Y (en) * 2002-08-26 2004-03-10 刘幼林 Composite high-efficient electrostatic flue purifier
CN2712445Y (en) * 2004-07-29 2005-07-27 李凤臣 Plasma purifier for smoke, dust and peculiar smell
CN101357351A (en) * 2008-08-06 2009-02-04 佛山市顺德区阿波罗环保器材有限公司 No-ozone cleanable electrostatic dust collector
CN104437863A (en) * 2014-09-13 2015-03-25 陶显芳 High-voltage static air purification device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1347344A (en) * 1999-04-12 2002-05-01 达尔文技术有限公司 Air cleaning device
CN2605926Y (en) * 2002-08-26 2004-03-10 刘幼林 Composite high-efficient electrostatic flue purifier
CN2712445Y (en) * 2004-07-29 2005-07-27 李凤臣 Plasma purifier for smoke, dust and peculiar smell
CN101357351A (en) * 2008-08-06 2009-02-04 佛山市顺德区阿波罗环保器材有限公司 No-ozone cleanable electrostatic dust collector
CN104437863A (en) * 2014-09-13 2015-03-25 陶显芳 High-voltage static air purification device

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