阅读说明：本技术 一种高容尘量板式静电净化器 (Plate type electrostatic purifier with high dust capacity ) 是由 王贤林 龙时丹 杨庆峰 蔡葵 于 2020-12-25 设计创作，主要内容包括：本发明公开了一种高容尘量板式静电净化器,包括净化箱体、高压静电荷电区、高压静电集尘区和切换机构,净化箱体的两对侧分别设有进风口和出风口,高压静电荷电区和高压静电集尘区位于净化箱体内且沿进风口至出风口方向依次分布,分别用于对空气中的污染物颗粒进行荷电和集尘；切换机构包括驱动机构、第一切换单元和第二切换单元,后两者分别与高压电极和低压电极连接,并与驱动机构连接；净化器包括第一工作状态和第二工作状态,驱动机构带动第一切换单元和第二切换单元运动切换第一工作状态和第二工作状态。本申请通过电极互换增加集尘面积,容尘量高,清洗频率和清洗成本低,且有助于净化器小型化和低成本化,利用率高、安全性高。(The invention discloses a plate-type electrostatic purifier with high dust capacity, which comprises a purifying box body, a high-voltage electrostatic charge area, a high-voltage electrostatic dust collection area and a switching mechanism, wherein an air inlet and an air outlet are respectively arranged at two opposite sides of the purifying box body; the switching mechanism comprises a driving mechanism, a first switching unit and a second switching unit, and the first switching unit and the second switching unit are respectively connected with the high-voltage electrode and the low-voltage electrode and connected with the driving mechanism; the purifier comprises a first working state and a second working state, and the driving mechanism drives the first switching unit and the second switching unit to move to switch the first working state and the second working state. This application increases the collection dirt area through the electrode interchange, and the dirt capacity is high, and cleaning frequency and cleaning cost are low, and help the clarifier miniaturization and low cost, and high, the security of high-usage is high.)

1. The utility model provides a board-like electrostatic cleaner of high dust holding capacity, includes purifying box (1), two offsides of purifying box (1) are equipped with air intake and air outlet respectively, its characterized in that: the plate-type electrostatic purifier with high dust holding capacity further comprises a high-voltage electrostatic charged area (2), a high-voltage electrostatic dust collection area (3) and a switching mechanism (4), wherein:

the high-voltage electrostatic charged area (2) and the high-voltage electrostatic dust collection area (3) are positioned in the purification box body (1) and are sequentially distributed along the direction from the air inlet to the air outlet, and the high-voltage electrostatic charged area (2) is used for charging pollutant particles in the air;

the high-voltage electrostatic dust collection area (3) comprises at least one first electrostatic plate (31), at least one second electrostatic plate (32), at least one second fixing rod (33) and at least one third fixing rod (34), the first electrostatic plate (31) and the second electrostatic plate (32) are distributed in parallel at intervals along the direction perpendicular to the direction from the air inlet to the air outlet, the first electrostatic plate (31) is connected to the second fixing rod (33) in series, the second electrostatic plate (32) is connected to the third fixing rod (34) in series, and the second fixing rod (33) and the third fixing rod (34) are fixed on the purification box body (1);

the switching mechanism (4) is fixed on the purifying box body (1) and comprises a driving mechanism, a first switching unit (41) and a second switching unit (42), the first switching unit (41) and the second switching unit (42) are respectively connected with a high-voltage electrode and a low-voltage electrode, and the driving mechanism is connected with the first switching unit (41) and the second switching unit (42);

the plate-type electrostatic purifier with the high dust holding capacity comprises a first working state and a second working state, wherein during the first working state, the first switching unit (41) is electrically connected with the first electrostatic plate (31), the second switching unit (42) is electrically connected with the second electrostatic plate (32), during the second working state, the first switching unit (41) is electrically connected with the second electrostatic plate (32), the second switching unit (42) is electrically connected with the first electrostatic plate (31), and the driving mechanism drives the first switching unit (41) and the second switching unit (42) to move to switch between the first working state and the second working state.

2. The high capacity plate electrostatic cleaner of claim 1, wherein: high-voltage electrostatic charged area (2) include first dead lever (22), first metal sheet (23) and second metal sheet (24), all at least one, just perpendicular to is followed in first metal sheet (23) and second metal sheet (24) air intake to air outlet direction interval distribution side by side, first metal sheet (23) concatenate in on first dead lever (22), second metal sheet (24) are fixed in on purifying box (1), first dead lever (22) connect high voltage electrode, second metal sheet (24) ground connection.

3. The high capacity plate electrostatic cleaner of claim 2, wherein: the both ends of first dead lever (22) extend to purify the box (1) outside and all overlap and be equipped with be used for with purify the first insulator (21) that box (1) kept apart.

4. The high capacity plate electrostatic cleaner of claim 1, wherein: first switching unit (41) include first clamping piece (411), second clamping piece (412) and electrode pole (414), first clamping piece (411) and second clamping piece (412) all with electrode pole (414) are connected perpendicularly and the dislocation distribution, and with first static slab (31) or second static slab (32) are parallel, first switching unit (41) and second switching unit (42) structure are the same or similar, actuating mechanism is including being fixed in first motor and second motor on purifying box (1), first motor and second motor respectively with electrode pole (414) of first switching unit (41) with electrode pole (414) of second switching unit (42) are connected, and two electrode pole (414) are connected with high voltage electrode and low voltage electrode respectively.

5. The high capacity plate electrostatic cleaner of claim 4, wherein: during first operating mode, first clamping piece (411) of first switching unit (41) and first clamping piece (411) of second switching unit (42) respectively with first static slab (31) and second static slab (32) electricity are connected, during second operating mode, second clamping piece (412) of first switching unit (41) and second clamping piece (412) of second switching unit (42) respectively with first static slab (31) and second static slab (32) electricity are connected, first motor and second motor drive and correspond electrode pole (414) rotate and carry out the switching of first operating mode and second operating mode.

6. The high capacity plate electrostatic cleaner of claim 5, wherein: the first clamping piece (411) and the second clamping piece (412) are perpendicular to each other, are of cam structures, are far away from one side of the electrode rod (414), are provided with grooves, two opposite sides of each groove are respectively provided with elastic conducting strips, and in a first working state or a second working state, the corresponding first electrostatic plate (31) or second electrostatic plate (32) is clamped in the grooves and is electrically connected with the elastic conducting strips.

7. The high capacity plate electrostatic cleaner of claim 4, wherein: the first switching unit (41) and the second switching unit (42) respectively comprise an insulating sleeve (413), and two ends of the insulating sleeve (413) are respectively connected with the corresponding motor and the corresponding electrode rod (414).

8. The high capacity plate electrostatic cleaner of claim 1, wherein: and the air inlet and the air outlet are both provided with particle sensors.

9. The high capacity plate electrostatic cleaner of claim 1, wherein: the both ends of second dead lever (33) with the both ends of third dead lever (34) all extend to outside purifying box (1), just the both ends of second dead lever (33) still all overlap be equipped with be used for with purify second insulator (35) that box (1) kept apart, the both ends of third dead lever (34) still all overlap be equipped with be used for with purify third insulator (36) that box (1) kept apart.

Technical Field

The invention belongs to the technical field of electrostatic dust removal, and particularly relates to a plate type electrostatic purifier with high dust holding capacity.

Background

The plate-type electrostatic air purifier is widely applied to places needing air treatment, such as air purification, fresh air purification, waste gas dust removal, oil smoke purification and the like. The existing plate-type electrostatic air purifier generally comprises a purifying box body, an air inlet is formed in the front end of the purifying box body, an air outlet is formed in the rear end of the purifying box body, and a high-voltage electrostatic charged area and a high-voltage electrostatic dust collecting area are sequentially arranged in the purifying box body between the air inlet and the air outlet. When gas containing pollutant particles enters the purifying box body from the air inlet, the pollutant particles in the gas are charged passively in the high-voltage electrostatic charge area under the action of a high-voltage electrostatic field, and the charged particles are repelled by the plate type (driving and separating plate) with the same polarity in the high-voltage electrostatic dust collection area, so that the charged particles are adsorbed on the low-pressure plate type (dust collecting plate) in the high-voltage electrostatic dust collection area, and the clean gas without the pollutant particles is discharged from the air outlet.

However, the plate-type electrostatic purifier still has the following defects: the total surface area of the dust collecting sheets of the plate-type electrostatic purifier is limited, and the dust holding capacity is low; the high-voltage electrostatic dust collection area needs to be cleaned after a period of time, otherwise, the dust removal efficiency is lower and lower; the manpower, material resources and financial resources consumed by regular cleaning are high.

Disclosure of Invention

The present invention has been made in view of the above problems, and an object of the present invention is to provide a plate-type electrostatic cleaner with a high dust holding capacity, which can increase a dust collecting area by exchanging electrodes, greatly increase the dust holding capacity, reduce a cleaning frequency, reduce a cost consumed for cleaning, contribute to downsizing and cost reduction of the cleaner, and have a high utilization rate and high safety.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the invention provides a high dust holding capacity plate type electrostatic purifier, which comprises a purifying box body, wherein two opposite sides of the purifying box body are respectively provided with an air inlet and an air outlet, the high dust holding capacity plate type electrostatic purifier also comprises a high-voltage electrostatic charging area, a high-voltage electrostatic dust collecting area and a switching mechanism, wherein:

the high-voltage electrostatic charge area and the high-voltage electrostatic dust collection area are positioned in the purifying box body and are sequentially distributed along the direction from the air inlet to the air outlet, and the high-voltage electrostatic charge area is used for charging pollutant particles in the air;

the high-voltage electrostatic dust collection area comprises at least one of a first electrostatic plate, a second fixing rod and a third fixing rod, the first electrostatic plate and the second electrostatic plate are distributed in parallel at intervals along the direction perpendicular to the direction from the air inlet to the air outlet, the first electrostatic plate is connected to the second fixing rod in series, the second electrostatic plate is connected to the third fixing rod in series, and the second fixing rod and the third fixing rod are fixed on the purification box body;

the switching mechanism is fixed on the purifying box body and comprises a driving mechanism, a first switching unit and a second switching unit, the first switching unit and the second switching unit are respectively connected with the high-voltage electrode and the low-voltage electrode, and the driving mechanism is connected with the first switching unit and the second switching unit;

the plate-type electrostatic purifier with high dust holding capacity comprises a first working state and a second working state, wherein in the first working state, the first switching unit is electrically connected with the first electrostatic plate, the second switching unit is electrically connected with the second electrostatic plate, in the second working state, the first switching unit is electrically connected with the second electrostatic plate, the second switching unit is electrically connected with the first electrostatic plate, and the driving mechanism drives the first switching unit and the second switching unit to move to switch the first working state and the second working state.

Preferably, the high-voltage electrostatic charged area comprises at least one first fixing rod, at least one first metal plate and at least one second metal plate, the first metal plate and the second metal plate are distributed side by side at intervals along the direction perpendicular to the air inlet and the air outlet, the first metal plate is connected in series to the first fixing rod, the second metal plate is fixed to the purification box body, the first fixing rod is connected with the high-voltage electrode, and the second metal plate is grounded.

Preferably, both ends of the first fixing rod extend to the outside of the purifying box body and are all sleeved with first insulators used for isolating the purifying box body.

Preferably, first switching unit includes first clamping piece, second clamping piece and electrode rod, first clamping piece and second clamping piece all are connected perpendicularly with the electrode rod and the dislocation distributes to it is parallel with first static slab or second static slab, first switching unit and second switching unit structure are the same or similar, actuating mechanism is including being fixed in first motor and the second motor on purifying the box, first motor and second motor are connected with the electrode rod of first switching unit and the electrode rod of second switching unit respectively, and two electrode rods are connected with high voltage electrode and low voltage electrode respectively.

Preferably, in the first working state, the first clamping piece of the first switching unit and the first clamping piece of the second switching unit are electrically connected with the first electrostatic plate and the second electrostatic plate respectively, in the second working state, the second clamping piece of the first switching unit and the second clamping piece of the second switching unit are electrically connected with the first electrostatic plate and the second electrostatic plate respectively, and the first motor and the second motor drive the corresponding electrode rods to rotate to switch the first working state and the second working state.

Preferably, the first clamping piece and the second clamping piece are perpendicular to each other and are of a cam structure, a groove is formed in one side away from the electrode rod, elastic conducting strips are arranged on two opposite sides of the groove respectively, and in the first working state or the second working state, the corresponding first static sheet or second static sheet is clamped in the groove and is electrically connected with the elastic conducting strips.

Preferably, the first switching unit and the second switching unit each include an insulating sleeve, and both ends of the insulating sleeve are respectively connected with the corresponding motor and the corresponding electrode rod.

Preferably, the air inlet and the air outlet are both provided with particle sensors.

Preferably, both ends of the second fixed rod and both ends of the third fixed rod all extend to the outside of the purification box, and both ends of the second fixed rod are also all sheathed with a second insulator used for being isolated from the purification box, and both ends of the third fixed rod are also all sheathed with a third insulator used for being isolated from the purification box.

Compared with the prior art, the invention has the beneficial effects that:

1) the first electrostatic plate and the second electrostatic plate of the high-voltage electrostatic dust collection area are used as dust collection sheets by connecting and interchanging the electrodes of the first electrostatic plate and the second electrostatic plate, so that the dust collection area of the purifier is increased, the dust holding capacity is greatly improved, and the miniaturization and the low cost of the purifier are facilitated under the same dust holding capacity;

2) the cleaning frequency of the purifier is reduced, the cost consumed by cleaning is reduced, and the utilization rate and the safety of the purifier are improved.

Drawings

FIG. 1 is a schematic view of a first perspective structure of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view A-A of the present invention;

fig. 5 is an operation diagram of the switching mechanism of the present invention.

Description of reference numerals: 1. purifying the box body; 2. a high voltage electrostatic charge region; 3. a high-voltage electrostatic dust collection area; 4. a switching mechanism; 11. a first side plate; 12. a second side plate; 14. a corner connecting plate; 15. a fixing plate; 21. a first insulator; 22. a first fixing lever; 23. a first metal plate; 24. a second metal plate; 241. an adapter plate; 31. a first electrostatic sheet; 32. a second electrostatic sheet; 33. a second fixing bar; 34. a third fixing bar; 35. a second insulator; 36. a third insulator; 41. a first switching unit; 42. a second switching unit; 411. a first clip piece; 412. a second clip; 413. an insulating sleeve; 414. an electrode rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

As shown in fig. 1-5, including purifying box 1, two opposite sides of purifying box 1 are equipped with air intake and air outlet respectively, and the plate-type electrostatic purifier of high dust holding capacity still includes high-voltage static charged area 2, high-voltage static dust collecting area 3 and switching mechanism 4, wherein:

the high-voltage electrostatic charge area 2 and the high-voltage electrostatic dust collection area 3 are positioned in the purifying box body 1 and are sequentially distributed along the direction from the air inlet to the air outlet, and the high-voltage electrostatic charge area 2 is used for charging pollutant particles in the air;

the high-voltage electrostatic dust collection area 3 comprises at least one first electrostatic plate 31, at least one second electrostatic plate 32, at least one second fixing rod 33 and at least one third fixing rod 34, the first electrostatic plate 31 and the second electrostatic plate 32 are distributed at intervals side by side along the direction perpendicular to the direction from the air inlet to the air outlet, the first electrostatic plate 31 is connected to the second fixing rod 33 in series, the second electrostatic plate 32 is connected to the third fixing rod 34 in series, and the second fixing rod 33 and the third fixing rod 34 are fixed on the purification box body 1;

the switching mechanism 4 is fixed on the purifying box body 1 and comprises a driving mechanism, a first switching unit 41 and a second switching unit 42, the first switching unit 41 and the second switching unit 42 are respectively connected with the high-voltage electrode and the low-voltage electrode, and the driving mechanism is connected with the first switching unit 41 and the second switching unit 42;

the plate-type electrostatic purifier with high dust holding capacity comprises a first working state and a second working state, wherein in the first working state, the first switching unit 41 is electrically connected with the first electrostatic plate 31, the second switching unit 42 is electrically connected with the second electrostatic plate 32, in the second working state, the first switching unit 41 is electrically connected with the second electrostatic plate 32, the second switching unit 42 is electrically connected with the first electrostatic plate 31, and the driving mechanism drives the first switching unit 41 and the second switching unit 42 to move to switch the first working state and the second working state.

Wherein, as shown in fig. 1, this application is including purifying box 1, purifies box 1 and includes relative distribution's first curb plate 11 and second curb plate 12 to connect first curb plate 11 and second curb plate 12 for square frame through a plurality of angle connecting plates 14, angle connecting plate 14 is the rectangular shape connecting plate of L shape in cross-section, and connected mode can be screw connection or welding etc. first curb plate 11 and second curb plate 12 still can be equipped with the limit of bending of being connected with angle connecting plate 14, be convenient for connect and more firm. The left side and the right side of the purification box body 1 are respectively provided with an air inlet and an air outlet, the air inlet is used as the upstream of the air outlet, the fan can be arranged at the downstream outside the purification box body 1, a high-voltage electrostatic charge area 2 and a high-voltage electrostatic dust collection area 3 which are sequentially distributed along the direction from the air inlet to the air outlet are arranged in the purification box body 1, when the fan works, the high-voltage electrostatic charge area 2 is used for charging pollutant particles in flowing air to obtain a large amount of charged particles, the pollutant particles are conveniently and subsequently collected by the first electrostatic plate 31 or the second electrostatic plate 32 after entering the high-voltage electrostatic dust collection area 3, and the air can be purified and is discharged from the air outlet.

The high-voltage electrostatic dust collection area 3 comprises a plurality of first electrostatic plates 31, second electrostatic plates 32, second fixing rods 33 and third fixing rods 34, wherein the first electrostatic plates 31 and the second electrostatic plates 32 are distributed side by side at intervals along a direction perpendicular to the direction from the air inlet to the air outlet, if the second fixing rods 33 and the third fixing rods 34 are five and vertically penetrate through the first electrostatic plates 31 and the second electrostatic plates 32, the first electrostatic plates 31 are connected in series to the second fixing rods 33, the first electrostatic plates 31 and the second fixing rods 33 are connected to form electric conductors, the second electrostatic plates 32 are connected in series to the third fixing rods 34, the second electrostatic plates 32 and the third fixing rods 34 are connected to form electric conductors, the two electric conductors are not in contact, and the second fixing rods 33 and the third fixing rods 34 are fixed on the purification box body 1. Adopt a plurality of dead levers to be connected with the static slab that corresponds, have better discharge capacity or can regard as the redundant link of electrode, and the structure is more stable.

The switching mechanism 4 is fixed on the purifying box body 1 and is positioned at the downstream of the high-voltage electrostatic dust collecting area 3. The switching mechanism 4 includes a driving mechanism, a first switching unit 41 and a second switching unit 42, the first switching unit 41 and the second switching unit 42 are respectively connected to the high voltage electrode and the low voltage electrode, the driving mechanism is connected to the first switching unit 41 and the second switching unit 42, and the second switching unit 42 and the first switching unit 41 are the same or similar in structure.

The purifier comprises a first working state and a second working state, wherein in the first working state, the first switching unit 41 is electrically connected with the first electrostatic plate 31, the second switching unit 42 is electrically connected with the second electrostatic plate 32, in the second working state, the first switching unit 41 is electrically connected with the second electrostatic plate 32, the second switching unit 42 is electrically connected with the first electrostatic plate 31, and the driving mechanism drives the first switching unit 41 and the second switching unit 42 to move to switch the first working state and the second working state.

It should be noted that the purifying box 1 may also be an integrated structure or any split-type assembled box structure. The switching mechanism 4 may also be located upstream or above or below the high-voltage electrostatic precipitator 3. The number of the first electrostatic plate 31, the second electrostatic plate 32, the second fixing rod 33 and the third fixing rod 34 can be adjusted according to actual conditions, for example, the number of the first electrostatic plate 31 and the second electrostatic plate 32 can be adjusted according to the dust holding capacity. Preferably, the high-voltage static charge area 2 and the high-voltage static dust collecting area 3 are both insulated from the purifying box body 1. The insulation protection can avoid influencing the personal safety and improve the safety.

This application exchanges through the electrode connection with the first static slab and the second static slab of high-pressure static dust collecting area, all regards first static slab and second static slab as the collection dirt piece, makes the clarifier increase nearly doubled collection dirt area to improve nearly doubled holding capacity. And contributes to the miniaturization and low cost of the purifier under the condition of the same dust holding capacity. And the cleaning frequency of the purifier is reduced, the cost consumed by cleaning is reduced, the cleaning frequency and the cleaning cost are reduced by half, and the utilization rate of the purifier is improved.

In an embodiment, the high voltage electrostatic charging area 2 includes at least one of a first fixing rod 22, a first metal plate 23 and a second metal plate 24, and the first metal plate 23 and the second metal plate 24 are distributed side by side at intervals along a direction perpendicular to a direction from the air inlet to the air outlet, the first metal plate 23 is connected in series to the first fixing rod 22, the second metal plate 24 is fixed to the purifying box 1, the first fixing rod 22 is connected to the high voltage electrode, and the second metal plate 24 is grounded.

As shown in fig. 2, the high-voltage electrostatic charging area 2 includes two first fixing bars 22, a plurality of first metal plates 23 and a plurality of second metal plates 24, and the first metal plates 23 and the second metal plates 24 are arranged side by side at intervals along a direction perpendicular to the air inlet to the air outlet. The first metal plate 23 is connected in series to the first fixing rod 22 to form a conductor, and the first fixing rod 22 is fixed on the purifying box 1 and used for connecting a high-voltage electrode, such as 12 KV. The second metal plate 24 is rectangular, and the upper and lower ends thereof are respectively and vertically provided with a triangular adapter plate 241. The adapter plate 241 may be integrally formed or welded with the second metal plate 24, and the adapter plate 241 may have any shape. The upper and lower adapter plates 241 are connected with the fixing plate 15 respectively, the fixing plate 15 is perpendicular to the second metal plate 24, and both ends of the fixing plate 15 are fixedly connected with the purifying box body 1 for supporting the second metal plate 24, and the second metal plate 24 is grounded. When the purifier works, the high-voltage electrostatic charge area 2 is used for charging pollutant particles in the air to obtain a large amount of charged particles, so that the electrostatic plates can collect pollutants conveniently.

In one embodiment, the two ends of the first fixing rod 22 extend to the outside of the purifying box 1 and are both sleeved with a first insulator 21 for isolating from the purifying box 1.

Wherein, outside first dead lever 22's both ends all extended to purifying box 1, and both ends all overlap and are equipped with first insulator 21, first insulator 21 is the ring shape and is located purifying box 1 outside, first dead lever 22 fixes on purifying box 1 through first insulator 21 and purifies box 1 insulating, improves the security. If the one end of first insulator 21 is equipped with the location boss, correspond on the curb plate of purifying box 1 and offer the hole site that matches with the location boss of first insulator 21, first insulator 21 cover locate the both ends of first dead lever 22 and with the hole site cooperation that purifying box 1 offered, then fix through the nut tightening to the both ends of first dead lever 22.

It should be noted that the first insulator 21 may have any shape, preferably, the first insulator 21 is made of ceramic, and other insulating materials may be selected for the isolation between the first fixing rod 22 and the purifying box 1, for example, plastic insulating materials are used, or other technologies in the prior art are used to insulate the first fixing rod, which is not described herein again.

In an embodiment, the first switching unit 41 includes a first clamping piece 411, a second clamping piece 412 and an electrode rod 414, the first clamping piece 411 and the second clamping piece 412 are vertically connected to the electrode rod 414 and are distributed in a staggered manner, and are parallel to the first electrostatic plate 31 or the second electrostatic plate 32, the first switching unit 41 and the second switching unit 42 have the same or similar structure, the driving mechanism includes a first motor and a second motor fixed on the purifying box 1, the first motor and the second motor are respectively connected to the electrode rod 414 of the first switching unit 41 and the electrode rod 414 of the second switching unit 42, and the two electrode rods 414 are respectively connected to the high voltage electrode and the low voltage electrode.

Wherein, the first switching unit 41 includes a first clamping piece 411, a second clamping piece 412 and an electrode rod 414, the electrode rod 414 is a cylinder with conductivity, the first clamping piece 411 and the second clamping piece 412 are connected with the electrode rod 414 as a whole and are perpendicular to the axis of the electrode rod 414, the first clamping piece 411 and the second clamping piece 412 are distributed on the electrode rod 414 in a staggered manner and are parallel to the first electrostatic sheet 31 or the second electrostatic sheet 32, for example, the distance between the first clamping piece 411 and the second clamping piece 412 can be any same or different, and an included angle is formed between the first clamping piece 411 and the second clamping piece 412, preferably, the included angle is greater than or equal to 90 degrees, the first switching unit 41 and the second switching unit 42 have the same or similar structures, the driving mechanism includes a first motor and a second motor fixed on the purifying box 1, the first motor and the second motor are respectively connected with the electrode rod 414 of the first switching unit 41 and the electrode rod 414 of the second switching unit 42, and the two electrode rods 414 are respectively connected with the high voltage electrode and the low voltage electrode. Synchronous rotation or independent rotation of the two electrode rods 414 can be achieved. It should be noted that the driving mechanism may also only use one motor, and the two electrode rods 414 are driven to rotate synchronously by the link mechanism. The first switching unit 41 and the second switching unit 42 can also be electrode rods 414 in any shapes and respectively connected with the high-voltage electrode and the low-voltage electrode, and the driving mechanism can also be a linear motion mechanism driven by an air cylinder or other motors to realize electrode switching by driving the first switching unit 41 and the second switching unit 42 to translate.

In an embodiment, in the first working state, the first clamping piece 411 of the first switching unit 41 and the first clamping piece 411 of the second switching unit 42 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, and in the second working state, the second clamping piece 412 of the first switching unit 41 and the second clamping piece 412 of the second switching unit 42 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, and the first motor and the second motor drive the corresponding electrode rod 414 to rotate to perform switching between the first working state and the second working state.

The first switching unit 41 and the second switching unit 42 have similar structures, for example, the first clamping piece 411 and the second clamping piece 412 of the first switching unit 41, and the first clamping piece 411 and the second clamping piece 412 of the second switching unit 42 correspond to different first electrostatic sheet 31 and second electrostatic sheet 32, respectively, that is, the first clamping piece 411 and the second clamping piece 412 of the first switching unit 41 correspond to different first electrostatic sheet 31, and the first clamping piece 411 and the second clamping piece 412 of the second switching unit 42 correspond to different second electrostatic sheet 32. In the first working state, the first clamping piece 411 of the first switching unit 41 and the first clamping piece 411 of the second switching unit 42 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, in the second working state, the second clamping piece 412 of the first switching unit 41 and the second clamping piece 412 of the second switching unit 42 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, and the first motor and the second motor drive the corresponding electrode rod 414 to rotate to switch the first working state and the second working state.

It should be noted that the first switching unit 41 and the second switching unit 42 may also have the same structure, for example, the first clamping piece 411 and the second clamping piece 412 of the first switching unit 41 correspond to the first electrostatic sheet 31 and the second electrostatic sheet 32, respectively, and the first clamping piece 411 and the second clamping piece 412 of the second switching unit 42 correspond to the same first electrostatic sheet 31 and the same second electrostatic sheet 32, respectively. In the first working state, the first clamping piece 411 of the first switching unit 41 and the second clamping piece 412 of the second switching unit 42 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, in the second working state, the first clamping piece 411 of the second switching unit 42 and the second clamping piece 412 of the first switching unit 41 are electrically connected to the first electrostatic plate 31 and the second electrostatic plate 32, respectively, and the first motor and the second motor drive the corresponding electrode rod 414 to rotate to switch the first working state and the second working state. And the corresponding first electrostatic plate 31 and the second electrostatic plate 32 can be any electrostatic plate, preferably the electrode rod 414 has the shortest length.

In an embodiment, the first clamping piece 411 and the second clamping piece 412 are perpendicular to each other, and both are of a cam structure, and a groove is formed on one side away from the electrode rod 414, two opposite sides of the groove are respectively provided with an elastic conductive sheet, and in the first operating state or the second operating state, the corresponding first electrostatic plate 31 or the second electrostatic plate 32 is clamped in the groove and electrically connected with the elastic conductive sheet.

The first clamping piece 411 and the second clamping piece 412 are both cam structures parallel to the first electrostatic sheet 31 or the second electrostatic sheet 32, and the included angle between the first clamping piece 411 and the second clamping piece 412 is 90 degrees, which is helpful for rotation switching. And a groove is formed on one side of each clamping piece far away from the electrode rod 414, and two opposite sides of the groove are respectively provided with an elastic conducting strip, when in the first working state or the second working state, the first electrostatic plate 31 or the second electrostatic plate 32 is clamped in the groove and is electrically connected with the elastic conducting strips, and the connection mode is the same as that of a switch in the prior art, and is not repeated herein. The first clamping piece 411, the second clamping piece 412 and the electrode rod 414 are all insulated well to avoid creepage, for example, the outer surfaces of the first clamping piece 411, the second clamping piece 412 and the electrode rod 414 can be coated with an insulating layer, or the first clamping piece 411, the second clamping piece 412 and the electrode rod 414 are processed by insulating materials and are internally embedded with a conducting wire connected with an elastic conducting strip.

It should be noted that the first clamping piece 411 and the second clamping piece 412 may also be any structure. And the first clamping piece 411 and the second clamping piece 412 have the same structure and are more favorable for processing, and the angles of the first clamping piece 411 and the second clamping piece 412 can be adjusted according to actual conditions.

In one embodiment, each of the first and second switching units 41 and 42 includes an insulating sleeve 413, and both ends of the insulating sleeve 413 are respectively connected to the corresponding motor and the electrode rod 414.

The first switching unit 41 and the second switching unit 42 each include an insulating sleeve 413, and the insulating sleeve 413 may have any shape, such as a cylinder. The two ends of the insulating sleeve 413 of the first switching unit 41 are respectively connected with the motor and the electrode rod 414 of the first switching unit 41, the two ends of the insulating sleeve 413 of the second switching unit 42 are respectively connected with the motor and the electrode rod 414 of the second switching unit 42, the connection mode can be threaded connection, screw fastening connection and the like, and when the electrode rod 414 is electrified, the motor cannot conduct electricity and affect safety.

In one embodiment, both the air inlet and the air outlet are provided with particle sensors.

Wherein, the air inlet and the air outlet of the purifying box body 1 are both provided with a particle sensor. According to the electrical and efficiency characteristics of the purifier, a purification effect evaluation threshold value is set, that is, (air inlet measured value-air outlet measured value)/air inlet measured value is equal to a threshold value, for example, the threshold value is set to 70%, when the threshold value is lower than 70% during the operation of the purifier, indicating that the dust collection effect is significantly reduced, the switching mechanism 4 is started to switch, for example, the first clamping piece 411 of the first switching unit 41 and the first clamping piece 411 of the second switching unit 42 are electrically connected with the first electrostatic plate 31 and the second electrostatic plate 32 respectively, and the second clamping piece 412 switched to the first switching unit 41 and the second clamping piece 412 of the second switching unit 42 are electrically connected with the first electrostatic plate 31 and the second electrostatic plate 32 respectively, so that the electrodes connected with the first electrostatic plate 31 and the second electrostatic plate 32 are exchanged.

It should be noted that the threshold value can also be set to any value, such as 60%, and the number of the particulate sensors at the air inlet and the air outlet can also be set to any number, and the threshold value is calculated by taking the measured mean value of the sensors at each air outlet, which is more favorable for accurate detection.

In an embodiment, both ends of the second fixing rod 33 and both ends of the third fixing rod 34 extend to the outside of the purifying box 1, and both ends of the second fixing rod 33 are further sleeved with a second insulator 35 for isolating from the purifying box 1, and both ends of the third fixing rod 34 are further sleeved with a third insulator 36 for isolating from the purifying box 1.

Wherein, the both ends of second dead lever 33 and the both ends of third dead lever 34 all extend to outside purifying box 1, and the both ends of second dead lever 33 still all overlap and be used for with purifying box 1 keep apart second insulator 35, the both ends of third dead lever 34 still all overlap and be equipped with and be used for with purifying box 1 keep apart third insulator 36. The second insulator 35 and the third insulator 36 are both circular rings and are located outside the purifying box body 1, and the second fixing rod 33 and the third fixing rod 34 are fixed on the purifying box body 1 through the second insulator 35 and the third insulator 36 respectively and are insulated from the purifying box body 1, so that the safety is improved. If the positioning bosses are respectively arranged at one end of the second insulator 35 and one end of the third insulator 36, hole sites matched with the positioning bosses of the second insulator 35 and the third insulator 36 are correspondingly arranged on the side plates of the purifying box body 1, the second insulator 35 is sleeved at two ends of the second fixing rod 33 and matched with the corresponding hole sites arranged on the purifying box body 1, then two ends of the second fixing rod 33 are screwed up by nuts for fixing, the third insulator 36 is sleeved at two ends of the third fixing rod 34 and matched with the corresponding hole sites arranged on the purifying box body 1, and then two ends of the third fixing rod 34 are screwed up by nuts for fixing.

It should be noted that the second insulator 35 and the third insulator 36 may be any shape, and are preferably made of ceramic, and the second fixing rod 33 and the third fixing rod 34 may be isolated from the purifying box 1 by other insulating materials, such as plastic insulating materials, or by other technologies in the prior art, which will not be described herein again.

During the operation of the purifier, the first clamping piece 411 of the first switching unit 41 and the first clamping piece 411 of the second switching unit 42 are respectively and electrically connected with the first electrostatic plate 31 and the second electrostatic plate 32, if the first switching unit 41 and the second switching unit 42 are respectively connected with a high voltage electrode and a low voltage electrode, the first electrostatic plate 31 is connected with the high voltage electrode, the second electrostatic plate 32 is connected with the low voltage electrode, when a set threshold value is reached, the switching mechanism 4 performs the exchange between the high voltage electrode and the low voltage electrode, that is, the second clamping piece 412 of the first switching unit 41 and the second clamping piece 412 of the second switching unit 42 are switched to be respectively and electrically connected with the first electrostatic plate 31 and the second electrostatic plate 32, at this time, the first electrostatic plate 31 is connected with the low voltage electrode, and the second electrostatic plate 32 is connected with the high voltage electrode. When the switching mechanism 4 switches, the electrode rods 414 of the first switching unit 41 and the second switching unit 42 rotate to drive the corresponding first clamping piece 411 and the second clamping piece 412 to rotate synchronously, and after rotating for a certain angle, if the first clamping piece 411 and the second clamping piece 412 are perpendicular, the first clamping piece 411 connected with the first electrostatic sheet 31 on the first switching unit 41 is rotated for 90 degrees, and the first clamping piece 411 is disconnected from the first electrostatic sheet 31, that is, the first electrostatic sheet 31 is disconnected from the high-voltage electrode, and meanwhile, the second clamping piece 412 on the first switching unit 41 is connected with the corresponding second electrostatic sheet 32, that is, the second electrostatic sheet 32 is connected with the high-voltage electrode; the first clamping piece 411 of the second switching unit 42, which is originally connected to the second electrostatic plate 32, is disconnected from the second electrostatic plate 32, that is, the second electrostatic plate 32 is disconnected from the low voltage electrode, and meanwhile, the second clamping piece 412 of the second switching unit 42 is connected to the corresponding first electrostatic plate 31, that is, the first electrostatic plate 31 is connected to the low voltage electrode. The original low-voltage electrostatic plate is converted into the high-voltage electrostatic plate, and the high-voltage electrostatic plate is correspondingly converted into the low-voltage electrostatic plate, so that the low-voltage electrostatic plate and the high-voltage electrostatic plate are exchanged, and the dust holding capacity is increased.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the more specific and detailed embodiments described in the present application, but not should be understood as the limitation of the invention claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.