CN110721811B

CN110721811B - Polar wire assembly and electrostatic purification device applying same

Info

Publication number: CN110721811B
Application number: CN201910897044.1A
Authority: CN
Inventors: 胡承杰; 任梦佳; 张鲁涛
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2021-08-20
Anticipated expiration: 2039-09-23
Also published as: CN110721811A

Abstract

The invention relates to a polar wire assembly, which comprises a metal fixing plate and a polar wire connected to the fixing plate, wherein the fixing plate is provided with at least one strip-shaped hole, the polar wire stretches across the strip-shaped hole along the length direction of the strip-shaped hole and is fixed on the fixing plate, and the edges of the fixing plate along two sides of the strip-shaped hole are provided with discharge tip regions. The polar wire assembly is convenient to assemble and install, and the charge quantity of the low charge position of the polar wire is increased. The invention also relates to an electrostatic purification device, which comprises a polar wire component, a first polar plate and a second polar plate which are alternately arranged in parallel at intervals, wherein the polar wire extends along the flowing direction of a medium to be purified, and

where U1 ≠ U2, U1 denotes the energizing voltage on the first plate, U2 denotes the energizing voltage on the second plate, U0 denotes the energizing voltage on the filament, D1 denotes the vertical distance of the filament from the first plate, and D2 denotes the vertical distance of the filament from the second plate. The high-voltage electrostatic purification device can be fully ionized, and the adsorption capacity of charged particles is also ensured.

Description

Polar wire assembly and electrostatic purification device applying same

Technical Field

The invention relates to a polar wire assembly and also relates to an electrostatic purification device applying the polar wire assembly.

Background

Today advocates building a harmonious society and persisting in sustainable development, people are more and more aware of environmental protection, and the problem that the oil smoke pollutes indoor and outdoor environment is more and more paid attention to by people. At present, the common application of household kitchens has range hood oil fume purification equipment, and the working principle is as follows: when the household range hood works, the rotating device in the household range hood drives the oil fume gas to rotate under the action of the motor, and under the action of centrifugal force, larger oil droplets in the oil fume gas are thrown onto the peripheral wall surfaces of the rotating device and then collected into the oil collecting box through the flow guide groove so as to be treated regularly, and meanwhile, the oil fume gas without being subjected to centrifugal force to remove part of the oil droplets is continuously discharged to the outside through the flue. Therefore, the household range hood only separates out larger oil droplets in the process, and the discharged oil fume gas still contains fine mist oil and smoke.

The existing methods for removing oil fume generally comprise the following steps: filtration, mechanical centrifugation, electrostatic oil removal, and the like. Compared with other oil removal methods, the electrostatic oil removal technology has higher purification efficiency, can remove most of oil smoke, especially granular oil smoke, has a simple structure, high efficiency and low energy consumption, and is increasingly applied to the catering industry.

An ionization collecting core is disclosed in the Chinese utility model patent with the publication number of CN204583488U (application number of 201520112163.9), wherein the disclosed ionization collecting core comprises a high-voltage ionization region and a high-voltage electrostatic collecting region, the high-voltage ionization region comprises 7-12 ionization grounding electrode plates which are arranged in parallel, and an ionization high-voltage electrode wire is arranged between every two adjacent ionization grounding electrode plates; the high-voltage electrostatic collecting region comprises 25-35 collecting high-voltage electrode plates which are arranged in parallel, and collecting ground electrode plates which are arranged in parallel are arranged between the collecting high-voltage electrode plates. Due to the limitation of installation space, the distance of an ionization region in the ventilation direction is usually short, the extension direction of a wire electrode of the ionization region is vertical to the air inlet direction, and when oil smoke or air passes through a medium waiting for purification treatment, the charging time is very short, so that the ionization is insufficient, and particulate matters cannot be adsorbed on a dust collection-level polar plate due to insufficient charging.

An air purifying and refreshing machine is disclosed in the patent of Chinese utility model with the publication number of CN207570022U (application number of 201721340636.6), wherein a plurality of parallel polar wires in the purifying device are arranged along the air inlet direction. The polar wires in the structure are relatively complex in fixed installation, the assembly difficulty is increased, in addition, under the condition that the adjacent polar wires are electrified, a mutual exclusion area is arranged in the middle position between the two adjacent polar wires, the ionization field intensity of the mutual exclusion area is weak, and when air inlet passes through the mutual exclusion area, the charge quantity of the area is small.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a polar wire assembly that is convenient to assemble and install in an electrostatic purification apparatus, and increases the charge amount at the low charge position of the polar wire.

A second technical problem to be solved by the present invention is to provide an electrostatic purification apparatus that can ensure sufficient ionization and can ensure adsorption capability to charged particles even when used in a small space, in view of the above-mentioned prior art.

The technical scheme adopted by the invention for solving the first technical problem is as follows: a polar wire assembly, comprising: including the fixed plate of metal and connect the polar wire on the fixed plate, be provided with at least one bar hole on the fixed plate, the polar wire stretches over along the length direction in bar hole the bar hole is fixed on the fixed plate, the edge along bar hole both sides is provided with the point of discharging district on the fixed plate.

The structure is simple, and the discharge tip area is formed by everting the position, corresponding to the discharge tip area, on the fixing plate.

Preferably, the discharge tip region has a plurality of tip members arranged in series.

Preferably, the tip member is triangular in shape.

In order to fix the polar wires conveniently, connecting columns for connecting the polar wires are respectively arranged at two ends of the fixing plate corresponding to each strip-shaped hole.

In order to improve the tightness degree of the polar wires, the fixing plate is provided with tightening pieces corresponding to the inner sides of the connecting columns.

In order to fix the polar wires conveniently and avoid the polar wires from shifting in the working process, the top surface of the tightening piece is provided with a notch; or a notch for placing the polar wire is arranged on the edge of the free end of the tightening piece.

The technical scheme adopted by the invention for solving the second technical problem is as follows: an electrostatic purification apparatus, characterized in that: the wire electrode assembly comprises the wire electrode assembly, and further comprises first polar plates and second polar plates which are alternately arranged and arranged in parallel at intervals, one wire electrode assembly is arranged between every two adjacent first polar plates and one adjacent second polar plate, the fixing plate is parallel to the first polar plates and the second polar plates, and the wire electrode is arranged along the wire electrode to be purifiedThe flow direction of the medium is fixed on the polar wire component in an extending way, and

where U1 ≠ U2, U1 denotes the energizing voltage on the first plate, U2 denotes the energizing voltage on the second plate, U0 denotes the energizing voltage on the filament, D1 denotes the vertical distance of the filament from the first plate, and D2 denotes the vertical distance of the filament from the second plate.

In order to facilitate the electrifying work, the device also comprises a conductive assembly which can realize the electrifying of each first polar plate, each second polar plate and each polar wire;

the fixed plate is a metal piece, the conductive assembly comprises a first conductive plate which is connected with each first polar plate and can be electrified, a second conductive plate which is connected with each second polar plate and can be electrified, and a third conductive plate which is connected with the fixed plate and can be electrified, wherein the first conductive plate, the second conductive plate and the third conductive plate are arranged in a separated mode.

In order to avoid creepage, the middle part of the first polar plate extends towards the left side and the right side respectively to form first connecting pins, the middle parts of the two sides of the first polar plate are respectively provided with the first current-conducting plates, and each first current-conducting plate is connected with the first connecting pin on each first polar plate at the corresponding position respectively;

the upper part and the lower part of the second polar plate are respectively provided with a second connecting pin extending towards the left side and the right side, the upper part and the lower part of the two sides of the second polar plate are respectively provided with a second conductive plate, and each second conductive plate is respectively connected with the second connecting pin of each second polar plate at the corresponding position;

the upper part and the lower part of the fixed plate extend towards the left side and the right side respectively to be provided with third connecting pins, the upper part and the lower part of the two sides of the fixed plate are provided with third current-conducting plates respectively, and each third current-conducting plate is connected with the third connecting pin of each fixed plate at the corresponding position respectively.

Compared with the prior art, the invention has the advantages that: the polar wire assembly is convenient to be made into an integral component to be installed in the electrostatic purification device, so that the assembly steps are simplified, and the problem of complex installation steps caused by the matching installation sequence of the polar wire and other components during installation can be solved. In addition, the electrode wire component is provided with discharge tip regions along the edges of two sides of the strip-shaped hole on the fixing plate, so that when the fixing plate is electrified to work, the discharge tip regions just correspond to the mutual exclusion regions with low charge positions between two adjacent electrode wires, the charge quantity of the mutual exclusion regions is improved, and the ionization and purification effects are further improved.

On the basis of the effect, the electrostatic purification device using the polar wire fixing piece extends the polar wire in the flow direction of the medium to be purified, so that the medium to be purified can be ionized in the range of the path length, the medium to be purified can be fully ionized, and the charged particle amount of the medium to be purified is further increased. Meanwhile, different voltages are applied to the polar plates on the two adjacent sides of the polar wire, so that an electric field can be formed between the two polar plates, and ionized charged particles are adsorbed. Precisely because of

This polar plate, circular telegram parameter relation of utmost point silk has guaranteed that the electric field intensity between utmost point silk and the polar plate is unanimous with the electric field intensity between two polar plates, guarantees that ionization region and collection dirt region can overlap the setting, so make this high voltage static purifier specially adapted small space application environment in, can guarantee to carry out abundant ionization under the restriction of finite volume, guarantee the adsorption area of lotus electric particle simultaneously.

Drawings

Fig. 1 is a perspective view of a polar wire assembly in an embodiment of the present invention.

Fig. 2 is a perspective view of another angle of the polar wire assembly in an embodiment of the present invention.

Fig. 3 is a perspective view of an electrostatic purification apparatus according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 and 2, the polar wire assembly 100 of the present embodiment includes a fixing plate 1 and a polar wire 2 connected to the fixing plate 1.

This fixed plate 1 adopts the metal sheet, is provided with at least one bar hole 11 on the fixed plate 1, and the polar silk 2 that the quantity of bar hole 11 needs more specifically sets up. At least two strip-shaped holes 11 are arranged in parallel on the fixing plate 1 in the embodiment, each strip-shaped hole 11 is a rectangular hole, and the strip-shaped holes 11 are arranged as many as possible on the basis of ensuring the strength of the fixing plate 1.

The polar filament 2 is stretched in the longitudinal direction of the strip-shaped hole 11 so as to cross the strip-shaped hole 11. The both ends of every bar hole 11 are provided with the spliced pole 13 that is used for connecting the polar silk respectively on fixed plate 1, and this spliced pole 13 can conveniently carry out the fixed of polar silk 2, and the both ends of polar silk 2 are then connected on spliced pole 13, and then realize the tight fixed of tightening on fixed plate 1. The both ends of every bar hole 11 of fixed plate 1 are provided with the spliced pole 13 that is used for connecting the polar silk respectively, and then form this spliced pole 13 of a pair of fixed polar silk, and two spliced poles 13 in this a pair of spliced pole 13 can set up on the same surface of fixed plate 1, also can set up on the different surface of fixed plate 1. Two ends of the polar wire 2 are respectively wound and connected on the pair of connecting columns 13, so that the polar wire is fixed on the fixing plate 1. The polar wires 2 in this embodiment are fixed to the fixing plate 1 and then parallel to each other.

In addition, the top of spliced pole 13 radially outwards extends has spacing piece, so when utmost point silk 2 winding sets up on spliced pole 13, under the limiting displacement of spacing piece, utmost point silk 2 can't deviate from spliced pole 13, has guaranteed utmost point silk 2 fixed fastness. For the convenience of production, corresponding to the position of arranging the connecting column 13, a part of the fixing plate 1 is turned up to form the hollow connecting column 13, and after the polar silk 2 is wound on the connecting column 13, the limiting sheet can be formed in a riveting mode. Of course, the limiting sheet can be manufactured first, and then the polar wire 2 is wound and fixed on the connecting column 13.

The fixing plate 1 is provided with a tightening piece 14 corresponding to the inner side of each connecting column 13, the tightening piece 14 can be a separate piece and connected to the fixing plate 1, and the tightening piece 14 can also be formed by turning up a part of the fixing plate 1. The tightening sheet 14 in the embodiment adopts the latter scheme, so that the connection strength between the tightening sheet 14 and the fixing plate 1 is high, and the use performance is good.

The cross-section of the tightening piece 14 in this embodiment is L-shaped, that is, the tightening piece 14 extends from the surface of the fixing plate 1 to the direction far away from the fixing plate 1 and bends and extends to the direction far away from the connecting column 13, and the bending part of the tightening piece 14 is arc-shaped smooth transition, and the structure of the tightening piece 14 can avoid the damage to the polar wires 2, and meanwhile, the extension direction of the polar wires 2 can be gently changed, so that the bending condition of the polar wires 2 is avoided. In addition, the top surface of the tension sheet 14 has a notch 141; or the edge of the free end of the tightening piece 14 is provided with a notch for the polar wire 2 to be placed in, the polar wire 2 can be placed in the notch 141 or the notch after being tightened, and the notch 141 or the notch can effectively control the position of the polar wire 2 on the tightening piece 14, so that the polar wire 2 is prevented from swinging. The notch 141 can be disposed at the middle position of the tightening piece 14, and the notch 141 can be processed into a through hole according to the processing requirement, so as to form a groove-shaped placing position. The notch is preferably located in the middle of the free end edge of the tension sheet 14. Meanwhile, in order to effectively guarantee the tightening effect on the polar wire 2, the distance from the tightening piece 14 to the fixing plate 1 is greater than or equal to the distance from the limiting piece to the fixing plate 1. According to the polar wire fixing piece 100, the connecting column 13 is arranged to fix the polar wire 2, and meanwhile, the tensioning piece 14 is additionally arranged to effectively tension the polar wire 2, so that the tightness of the fixed polar wire 2 is improved, and the phenomenon that the polar wire 2 shakes due to blowing of air flow in the working process to influence the working of the polar wire 2 is avoided.

When the air-intake type air-conditioner works, under the condition that the adjacent polar wires are electrified, the middle position between the two adjacent polar wires is provided with the mutual exclusion area, the ionization field intensity of the mutual exclusion area is weak, and when the air intake passes through the mutual exclusion area, the charge quantity of the mutual exclusion area is small. And mutually exclusive areas between two adjacent polar wires are close to the two side edges of the strip-shaped hole 11. The edge of the fixing plate 1 along the two sides of the strip-shaped hole 11 is provided with a discharge tip region 12. In order to simplify the structure, the fixing plate 1 is turned outside at a position corresponding to the position where the discharge tip region 12 is provided and cut to form the discharge tip region 12. The discharge tip section 12 has a plurality of tip members 121 arranged in series, and the tip members 121 have a triangular shape such that the discharge tip section 12 is formed in a zigzag shape as a whole, and tips of the tip members 121 can face the first plate 200 or the second plate 300 described below. Preferably, the tips 121 at both sides of the bar-shaped hole 11 face different directions in a direction perpendicular to the fixed plate 1, respectively, i.e., the tip 121 at one side of the bar-shaped hole 11 faces the first pole plate 200, and the tip 121 at the other side of the bar-shaped hole 11 faces the second pole plate 300. When the fixed plate 1 is electrified for operation, the discharge and ionization operations are performed except for the filament, and the discharge of each tip part 121 of the discharge tip region 12 also performs the discharge operations, so that the charge amount of dust or oil smoke particles in air is increased, and the ionization and dust collection functions are enhanced.

As shown in fig. 3, the electrostatic purification apparatus in this embodiment includes the above-mentioned filament assembly 100, at least one first plate 200, and at least one second plate 300.

The first plate 200 and the second plate 300 are alternately and parallelly arranged at intervals, the filament assembly 100 is arranged between every two adjacent first plates 200 and second plates 300, and the filament assembly 100 is parallel to the first plates 200 and the second plates 300. Wherein the pole wire assembly 100 is mounted such that the pole wire 2 extends in the flow direction of the medium to be purified.

When the device works, the energizing voltage on the polar wire assembly 100 is U0, namely the energizing voltage on the polar wire 2 is U0, the energizing voltage on the first polar plate 200 is U1, and the energizing voltage on the second polar plate 300 is U2; the vertical distances of the polar filament assembly 100 from the first and second

polar plates

200 and 300 are D1 and D2, respectively, such that the vertical distances of the polar filament 2 from the first and second

polar plates

200 and 300 are D1 and D2, respectively, and

where U1 ≠ U2. Preferably, D1-D2, respectively, then U1-U0-U0-U2.

In the embodiment, the electrified voltage on the polar wire 2 is-6000 v, and when the fixed plate 1 is a metal plate, the voltage of-6006 v is electrified on the fixed plate 1, so that the voltage on the polar wire 2 is-6000 v. The energizing voltage on the first plate 200 is 0v, and the energizing voltage on the second plate 300 is-12000 v. According to this rule, the fixed plate 1, the first electrode plate 200, and the second electrode plate 300 are energized. Of course, a small voltage fluctuation may be allowed in a specific use, for example, a certain fluctuation threshold may exist in the voltage difference between the first plate 200 and the filament 2, and between the filament 2 and the second plate 300. The direction of the electric field between the polar filament 2 and the adjacent first polar plate 200 and second polar plate 300 is the same as the direction of the electric field between the adjacent first polar plate 200 and second polar plate 300. And because the distance between the polar filament 2 and the first polar plate 200 and the second polar plate 300 adjacent to the polar filament 2 is the same, the electric field intensity between the two adjacent first polar plates 200 and the second polar plate 300 is the same as the electric field intensity between the polar filament 2 and the first polar plate 200 and the second polar plate 300 adjacent to the polar filament 2, and because the distance between the polar filament 2 and the first polar plate 200 and the second polar plate 300 adjacent to the polar filament 2 is the same as the vertical distance between the first polar plate 200 and the second polar plate 300 adjacent to the polar filament 2, the electric field intensity between the first polar plate 200 and the second polar plate 30022 is the same as the electric field intensity between the polar filament 2 and the first polar plate 200 and the second polar plate 300 adjacent to the polar filament 2, the first polar plate 200 and the second polar plate 300 are ensured to be feasible in the electrifying parameter.

This setting mode makes the ionization region and the regional overlapping setting of collection that constitutes high-voltage static purifier, so make this high-voltage static purifier specially adapted small space application environment in, can guarantee to carry out abundant ionization under the restriction of finite volume, guarantee the adsorption area of charged particle simultaneously, improved purifying effect promptly.

As shown in fig. 3, the specific installation and energization structure of the high-voltage electrostatic purification apparatus in this embodiment is as follows: the first conductive plate 400, the second conductive plate 500 and the third conductive plate 600 are disposed on both sides of the overall structure formed by the first electrode plate 200, the second electrode plate 300 and the fixing plate 1, the first conductive plate 400 is electrically connected to each first electrode plate 200, the second conductive plate 500 is electrically connected to each second electrode plate 300, and the third conductive plate 600 is electrically connected to each fixing plate 1.

In order to prevent the first, second, and third

conductive plates

400, 500, and 600 from contacting the electrode plates or the fixing plate 1 that should not be connected, thereby preventing the normal operation from being affected. In this embodiment, the middle portion of the first electrode plate 200 extends outward from both sides and is provided with a first connecting pin 201 capable of connecting with the first conductive plate 400; the upper end and the lower end of the second pole plate 300 are respectively provided with a second connecting pin 301 which can be connected with the second conductive plate 500 and extends outwards from two sides; the upper end and the lower end of the fixing plate 1 are respectively provided with third connecting pins 15 extended outward from both sides and connected with the third conductive plate 600. The height of the second plate 300 is less than that of the fixing plate 1, so that a gap is formed between the second conductive plate 500 and the third conductive plate 600. Meanwhile, due to the structures of the first connecting pins 201, the second connecting pins 301 and the third connecting pins 15, the situation that the edges of the two sides of the first conductive plate 400, the second polar plates 300 and the fixing plates 1 are not in contact is ensured, the situation that the edges of the two sides of the second conductive plate 500, the first polar plates 200 and the fixing plates 1 are not in contact is ensured, the situation that the edges of the two sides of the third conductive plate 600, the first polar plates 200 and the second polar plates 300 are not in contact is ensured, and the high-voltage electrostatic purification device can normally work is ensured. When the electrode filament 2 is used, the first conductive plate 400 is connected with a voltage source with a voltage of U1, so that the electrifying voltage of the first electrode plate 200 is U1, the second conductive plate 500 is connected with a voltage source with a voltage of U2, so that the electrifying voltage of the second electrode plate 300 is U2, and the third conductive plate 600 is connected with a voltage source with a voltage, so that the electrifying voltage of the electrode filament 2 is U0. Thus, the high-voltage electrostatic purification device works according to the working principle.

The electrostatic purifying device can be applied to air conditioners, air purifiers, range hoods and other electrical appliances. When the fan is applied to a range hood, the range hood is generally provided with a fan system, and the rear end of the fan system is provided with an air outlet cover for discharging oil smoke filtered by the fan through the air outlet cover. The electrostatic purification device can be arranged at the front end of the fan system or the rear end of the fan system according to requirements. The electrostatic purification device can be preferably arranged at the rear end of a fan system of the range hood, further purifies the oil smoke processed by the fan system, captures fine oil smoke particles in the discharged smoke, enhances the purification degree of the discharged smoke, and reduces the pollution to the air. In order to ensure the normal operation of the range hood, a power control board is usually provided in the range hood to control the range hood to operate and provide power for the operation of the range hood, and meanwhile, in order to ensure the operation of the electrostatic purification device, a voltage boosting circuit board is provided in the range hood to boost the power supply voltage, so as to supply the electrostatic purification device to operate.

The electrostatic purification device can be installed in the air outlet cover, does not additionally occupy the space in the range hood, reduces the volume of the range hood, and is convenient to install. In order to facilitate the installation of the electrostatic purification device in the air outlet cover, one side wall of the air outlet cover can be set into a detachable plate body.

Claims

1. A polar wire assembly, comprising: including metallic fixed plate (1) and polar silk (2) of connection on fixed plate (1), be provided with two at least bar holes (11) on fixed plate (1), polar silk (2) extend and span along the length direction in bar hole (11) along the flow direction of treating the purification medium bar hole (11) is fixed on fixed plate (1), and the both sides edge of bar hole (11) is close to in the mutual exclusion region between two adjacent polar silks, the edge of edge bar hole (11) both sides is provided with discharge tip district (12) on fixed plate (1).

2. The polar wire assembly according to claim 1, wherein: the discharge tip area (12) is formed by everting the position of the fixing plate (1) corresponding to the position where the discharge tip area (12) is arranged.

3. The polar wire assembly according to claim 1, wherein: the discharge tip section (12) has a plurality of tip members (121) arranged in series.

4. The polar wire assembly according to claim 3, wherein: the tip member (121) is triangular.

5. The polar wire assembly according to any one of claims 1 to 4, wherein: and connecting columns (13) used for connecting polar wires (2) are respectively arranged at two ends of each strip-shaped hole (11) on the fixing plate (1).

6. The polar wire assembly according to claim 5, wherein: the inner side of the fixing plate (1) corresponding to each connecting column (13) is provided with a tightening sheet (14).

7. The polar wire assembly according to claim 6, wherein: the top surface of the tightening sheet (14) is provided with a notch (141); or the edge of the free end of the tightening sheet (14) is provided with a notch for the polar wire (2) to be placed into.

8. An electrostatic purification apparatus, characterized in that: comprising a polar wire assembly (100) according to any one of claims 1 to 7, further comprising a first polar plate (200) and a second polar plate (300) which are alternately and parallelly arranged at intervals, wherein one polar wire assembly (100) is arranged between every two adjacent first polar plates (200) and second polar plates (300), the fixing plate (1) is parallel to the first polar plates (200) and the second polar plates (300), the polar wires (2) extend along the flowing direction of the medium to be purified and are fixed on the polar wire assembly (100), and

wherein U1 ≠ U2, U1 denotes the energizing voltage on the first plate (200), U2 denotes the energizing voltage on the second plate (300), U0 denotes the energizing voltage on the filament (2), D1 denotes the perpendicular distance of the filament (2) from the first plate (200), and D2 denotes the perpendicular distance of the filament (2) from the second plate (300).

9. The electrostatic purification apparatus according to claim 8, wherein: the device also comprises a conductive assembly which can realize the electrification of the first polar plate (200), the second polar plate (300) and the polar wire (2);

the conductive assembly comprises first conductive plates (400) connected with the first pole plates (200) and capable of being electrified, second conductive plates (500) connected with the second pole plates (300) and capable of being electrified, and third conductive plates (600) connected with the fixing plate (1) and capable of being electrified, wherein the first conductive plates (400), the second conductive plates (500) and the third conductive plates (600) are arranged in a separated mode.

10. An electrostatic purification apparatus according to claim 9, wherein: the middle part of the first polar plate (200) extends towards the left side and the right side respectively to form first connecting pins (201), the middle parts of the two sides of the first polar plate (200) are respectively provided with the first conductive plates (400), and each first conductive plate (400) is respectively connected with the first connecting pins (201) on each first polar plate (200) at the corresponding position;

the upper part and the lower part of the second polar plate (300) extend to the left side and the right side respectively to be provided with second connecting pins (301), the upper part and the lower part of the two sides of the second polar plate (300) are provided with second conductive plates (500) respectively, and each second conductive plate (500) is connected with the second connecting pin (301) of each second polar plate (300) at the corresponding position respectively;

the upper portion and the lower portion of fixed plate (1) extend to the left and right sides respectively and are provided with third connecting pin (15), the upper portion and the lower portion of fixed plate (1) both sides are provided with third current conducting plate (600) respectively, and each third current conducting plate (600) is connected with the third connecting pin (15) of each fixed plate (1) of corresponding position respectively.