CN211216109U - Air purifier - Google Patents

Abstract

An embodiment of the utility model provides an air purifier, this air purifier includes: the air purifier comprises a shell, a filter screen, an electronic filter for purifying air, a high-voltage generator and a fan; a plurality of guide plates are arranged on the filter screen; the electronic filter includes: a barrel electrode and an ionizer, the ionizer including: the electrode comprises an electrode column and an electrode belt arranged on the electrode column; the high voltage generator is electrically connected with the electrode column. In the embodiment of the utility model, the air flowing into the air purifier is guided by the guide plate arranged on the filter screen, and the electrode pole in the cylinder electrode is powered, so that the electrode belt on the electrode pole discharges to purify the air, thus the air can flow in the cylinder electrode in a vortex mode, the turbulent flow formed by the mutual disturbance of the air is reduced, and the wind noise is reduced; meanwhile, the vortex airflow stably flows, so that the air is purified, and the air purification efficiency of the air purifier is improved.

Description

Air purifier

Technical Field

The embodiment of the utility model provides an air purification technical field, in particular to air purifier.

Background

Because the atmospheric pollution condition is becoming serious day by day at present, and the resident has higher and higher requirements for indoor air environmental quality, air purifier becomes the essential domestic appliance of resident gradually.

The external air flows into the air cleaner, is cleaned inside the cleaner, and is then discharged, thereby improving the air quality. Current air purifier is in the use, because the air current that gets into air purifier is disturbed each other and is formed the turbulent flow, and this turbulent flow phenomenon leads to air purifier can produce great wind noise at the during operation, influences the user and uses experience, and the turbulent flow of air current also reduces air purification's effect simultaneously, leads to the air purification inefficiency of clarifier.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an air purifier solves current air purifier during operation wind noise great, and the low problem of air purification efficiency.

According to the utility model discloses an aspect provides an air purifier, include: the air purifier comprises a shell, a filter screen, an electronic filter for purifying air, a high-voltage generator and a fan;

the top of the shell is provided with an air inlet, and the bottom of the shell is provided with an air outlet;

the filter screen is arranged at the air inlet, a plurality of guide plates are arranged on the filter screen, and the guide plates are used for guiding air flowing into the air inlet;

the electronic filter is located inside the housing and includes: a barrel electrode and an ionizer inside the barrel electrode, the ionizer comprising: the electrode comprises an electrode column and an electrode belt arranged on the electrode column;

the high voltage generator is electrically connected with the electrode column;

the fan is used for driving air to flow from the air inlet to the air outlet;

air flows in from the air inlet, is guided by the guide plate and flows in the cylinder electrode in a vortex mode, and the high-voltage generator supplies power to the electrode column to enable the electrode strip to discharge so as to purify the air.

Optionally, the filter screen includes: the annular shell and the filter screen body;

the filter screen body and the plurality of guide plates are arranged on the inner side of the annular shell;

the guide plate is bent into an arc shape, and a first inclination angle is formed between the guide plate and the horizontal plane.

Optionally, the cylinder electrode is formed by winding a corrugated plate in a spiral direction, wherein the corrugated plate is provided with corrugations, the corrugations are parallel to the extending direction of the corrugated plate, and the corrugations are used for guiding air flowing into the cylinder electrode;

the corrugations have a second angle of inclination to the horizontal.

Optionally, one electrode strip is arranged on the electrode column, and the electrode strip is distributed on the electrode column along a spiral direction;

alternatively, the first and second electrodes may be,

the electrode column is provided with a plurality of electrode belts, and each electrode belt is radially distributed on the electrode column.

Optionally, the electrode belt comprises: a base tape and a plurality of tip electrodes disposed on the base tape;

the connecting line of the adjacent tip electrodes is a spiral line, and a second inclination angle is formed between the connecting line and the horizontal plane.

Optionally, the bending direction of the flow guide plate is consistent with the corrugated spiral direction of the barrel electrode and the spiral direction of a connecting line of the adjacent tip electrode.

Optionally, the first inclination angle is any angle from 45 ° to 87 °, and the first inclination angle and the second inclination angle are complementary.

Optionally, the electronic filter further comprises: a plurality of high voltage electrodes and a plurality of low voltage electrodes;

the high voltage generator is electrically connected with the electrode column through at least one high voltage electrode;

the barrel electrode is electrically connected with at least one low-voltage electrode;

the high-voltage electrode and the low-voltage electrode are used for electrostatic adsorption in the cylinder electrode.

Optionally, the ratio of the diameter of the electrode column to the diameter of the barrel electrode is any value from 1/2 to 4/5.

Optionally, the air purifier further comprises: the equipment end cover is detachably arranged at the air inlet;

the equipment end cover is annular, and the filter screen is positioned on the inner side of the equipment end cover;

a first boss and a plurality of limiting bolts are arranged on the inner side of the equipment end cover;

a second boss is arranged on the outer side of the annular shell;

the second boss is clamped between the first boss and the plurality of limiting bolts.

In the embodiment of the utility model, the air flowing into the air purifier is guided by the guide plate arranged on the filter screen, and the electrode pole in the cylinder electrode is powered, so that the electrode belt on the electrode pole discharges to purify the air, thus the air can flow in the cylinder electrode in a vortex mode, the turbulent flow formed by the mutual disturbance of the air is reduced, and the wind noise is reduced; meanwhile, the vortex airflow stably flows, so that the air is purified, and the air purification efficiency of the air purifier is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an assembly schematic view of an air purifier provided by an embodiment of the present invention;

fig. 2a is a schematic structural diagram of a filter screen according to an embodiment of the present invention;

fig. 2b is a side view of the filter screen according to the embodiment of the present invention;

FIG. 2c is an enlarged schematic view of region A in FIG. 2 b;

fig. 2d is one of the schematic assembly diagrams of the filter screen and the equipment end cover according to the embodiment of the present invention;

fig. 2e is a second schematic view illustrating the assembly of the filter screen and the equipment end cover according to the embodiment of the present invention;

fig. 3 is a cross-sectional view of an electronic filter according to an embodiment of the present invention;

fig. 4a is a schematic structural diagram of a barrel electrode according to an embodiment of the present invention;

FIG. 4B is an enlarged schematic view of region B in FIG. 4 a;

fig. 5a is a schematic structural diagram of an ionizer according to an embodiment of the present invention;

fig. 5b is a second schematic structural diagram of an ionizer according to an embodiment of the present invention;

fig. 5c is a schematic structural diagram of an electrode strip according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the embodiments of the present invention, words such as "exemplary" or "for example" are used to mean serving as examples, illustrations or descriptions. Any embodiment or design described as "exemplary" or "e.g.," in an embodiment of the present invention should not be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.

Herein, relational terms such as "first" and "second", and the like, are used solely to distinguish one from another of like names, and do not imply a relationship or order between the names.

Referring to fig. 1 to 5c, an embodiment of the present invention provides an air purifier, including: the air purifier comprises a shell 1, a filter screen 2, an electronic filter 3 for purifying air, a high-voltage generator 4 and a fan 5;

the top of the shell 1 is provided with an air inlet, and the bottom of the shell 1 is provided with an air outlet; the shape of the shell 1 shown in fig. 1 is cylindrical, a control panel 11 can be arranged on the shell 1, and a user can operate on the control panel 11 to control the work of the air purifier, and the control panel can be an existing control panel structure, and the embodiment of the utility model provides a specific structure of the control panel 11 is not limited.

The filter screen 2 is arranged at the air inlet, referring to fig. 2, a plurality of guide plates 21 are arranged on the filter screen 2, and the guide plates 21 are used for guiding air flowing into the air inlet;

the electronic filter 3 described above is located inside the housing 1, the electronic filter 3 comprising, with reference to fig. 3: a barrel electrode 31 and an ionizer 32 located inside the barrel electrode 31; referring to fig. 5a and 5b, the ionizer 32 includes: an electrode column 321 and an electrode strip 322 disposed on the electrode column 321, wherein the electrode strip 322 may be distributed on the electrode column 321 along a spiral direction (as shown in fig. 5 a), and the electrode strip 322 may also be distributed on the electrode column 321 along a radial direction (as shown in fig. 5 b);

optionally, a holder 30 is provided in the electronic filter 3 for fixing the ion generator 32 inside the cylinder electrode 31.

Optionally, the ratio of the diameter of the electrode column 321 to the diameter of the barrel electrode 31 is any value from 1/2 to 4/5, so as to obtain better air purification effect.

The high voltage generator 4 is electrically connected to the electrode column 321, and the high voltage generator 4 is used for providing high voltage electricity for the electrode column, so as to discharge the electrode belt 322; this high voltage generator 4 can adopt current high voltage generator, the embodiment of the utility model provides a do not restrict high voltage generator 4's concrete structure.

It is understood that the cylindrical electrode 31 may be grounded or may be connected to a low voltage, so that when the electrode strip 322 is energized to a high voltage, a voltage difference exists between the electrode strip 322 and the cylindrical electrode 31, and then discharge.

The fan 5 is used for driving air to flow from the air inlet to the air outlet, and the fan 5 drives the air to flow, so that the air to be purified outside the air purifier flows in from the air inlet, and the purified air is blown out from the air outlet, and the continuous purification of the indoor air is realized;

the embodiment of the utility model provides an in, the air is flowed in by the air intake, through guide plate 21 water conservancy diversion to the mode of swirl flows in barrel electrode 31, and high voltage generator 4 makes electrode strip 322 discharge to electrode post 321 power supply, makes air ionization through discharging, produces material such as plasma, anion, ozone, with air-purifying.

Because the air flows in the vortex direction, the turbulent flow formed by mutual disturbance among the gases is reduced, and the wind noise generated by the air flow is reduced; meanwhile, the reduction of gas disturbance is also beneficial to the purification efficiency of air in the cylinder electrode 31, and the air purification effect of the air purifier is provided.

In the embodiment of the utility model, the air flowing into the air purifier is guided by the guide plate arranged on the filter screen, and the electrode pole in the cylinder electrode is powered, so that the electrode belt on the electrode pole discharges to purify the air, thus the air can flow in the cylinder electrode in a vortex mode, the turbulent flow formed by the mutual disturbance of the air is reduced, and the wind noise is reduced; meanwhile, the vortex airflow stably flows, so that the air is purified, and the air purification efficiency of the air purifier is improved.

In some embodiments, the air purifier further comprises: the first silencing cotton 61 arranged on the filter screen 2 and the second silencing cotton 62 arranged between the high-voltage generator 4 and the fan 5 further improve the wind noise reduction effect through the silencing cotton.

In some embodiments, the air purifier further comprises: base 7 for support whole air purifier, can set up accommodation space 71 on this base 7, set up charcoal package 72 in this accommodation space, adsorb the purification through charcoal package 72 to the air, further improve the air purification effect.

The components of the air purifier will be described in detail below with reference to the accompanying drawings.

Referring to fig. 2a to 2e, the filter net 2 includes: an annular housing 22 and a filter screen body 23;

the filter screen body 23 and the plurality of guide plates 21 are arranged on the inner side of the annular shell 22;

above-mentioned filter screen body 23 is used for treating air-purifying and carries out prefilter to the isovolumetric great filth of filtering scraps of paper, large granule dust, this filter screen body 23 can adopt current filter screen, the embodiment of the utility model provides a do not specifically prescribe a limit to filter screen body 23's structure.

It can be understood that, when the filter screen body 23 and the air deflector 21 are arranged, the arrangement sequence of the filter screen body 23 and the air deflector 21 is not limited, that is, the air firstly passes through the filter screen body 23 and then passes through the air deflector 21, or firstly passes through the air deflector 21 and then passes through the filter screen body 23.

The baffle 21 is curved in the shape of a circular arc with a first angle of inclination, angle a in fig. 2b, between the baffle 21 and the horizontal plane.

It should be noted that when the bending direction of the baffle 21 is set, an environmental factor applied to the air cleaner is considered, specifically, the environmental factor is a local turning force direction, and the turning force affects the swirling flow of the fluid, so that when the gas is guided, the guiding direction needs to be matched with the turning force direction.

Specifically, when the use area of the air purifier is the northern hemisphere, each baffle 21 is bent in the counterclockwise direction along the gas flow direction, i.e., the scene shown in fig. 2 a; when the use area of the air cleaner is the southern hemisphere, each of the guide plates 21 is bent in a clockwise direction along the gas flow direction. Therefore, the influence of the deflection force on the flow of the air flow can be avoided, and the smooth flow of the air is ensured.

Referring to fig. 2d and 2e, optionally, the air purifier further comprises: the equipment end cover 20 is detachably arranged at the air inlet, and the equipment end cover 20 is connected with the air inlet through a buckle for example;

the equipment end cover 20 is annular, and the filter screen 2 is positioned on the inner side of the equipment end cover 20;

a first boss 201 and a plurality of limiting bolts 202 are arranged on the inner side of the equipment end cover 20;

the outer side of the annular shell 22 of the filter screen 2 is provided with a second boss 221;

the second boss 221 is sandwiched between the first boss 201 and a plurality of limit bolts 202, and the limit bolts 202 may be existing limit bolts, for example: hexagon socket head cap screw because spacing bolt 202 is located the inboard of equipment end cover 20, uses hexagon socket head cap screw to realize spacing fixed, can directly use hexagon socket head cap screw simultaneously when dismantling, saves bolt assembly space.

The embodiment of the utility model provides an in, through set up the boss on equipment end cover 20 and annular casing 22 to carry on spacingly through spacing bolt 202, make filter screen 2 can fix in equipment end cover 20, spacing bolt 202 is for dismantling the piece simultaneously, when needs change filter screen 2 or examine time measuring, only need dismantle spacing bolt 202, can dismantle filter screen 2.

With continued reference to fig. 3, the electronic filter 3 further comprises: a plurality of high voltage electrodes 33 and a plurality of low voltage electrodes 34;

the high voltage generator 4 is electrically connected with the electrode column 321 through at least one high voltage electrode 33;

the can electrode 31 is electrically connected with at least one low voltage electrode 34;

the high voltage electrode 33 and the low voltage electrode 34 are used for electrostatic adsorption in the cylindrical electrode 31.

In the embodiment of the present invention, by providing the high voltage electrode 33 and the low voltage electrode 34, high voltage electricity is provided to the electrode column 321, and low voltage electricity is provided to the barrel electrode 31, so that a voltage difference is formed between the electrode belt 322 on the electrode column 321 and the barrel electrode 31, and further, the discharge of the electrode belt 322 is realized;

further, the electrode belt 322 discharges to generate negative ions, so that the particles in the air are charged, and because a voltage difference exists between the high-voltage electrode 33 and the low-voltage electrode 34, when the charged particles flow through the high-voltage electrode 33 and the low-voltage electrode 34 along with the air, the charged particles are electrostatically adsorbed, so that the effect of further purifying the air is achieved.

Referring to fig. 4a and 4b, the cylindrical electrode 31 is formed by winding a corrugated plate 311 in a spiral direction, the corrugated plate 311 is provided with corrugations, the corrugations are parallel to the extending direction of the corrugated plate, and the corrugations are used for guiding air flowing into the cylindrical electrode; the corrugations have a second angle of inclination to the horizontal, angle beta in the figure.

The embodiment of the utility model provides an in, use buckled plate 311 to form barrel electrode 31 along the spiral direction winding for the ripple that has the spiral direction on the barrel electrode 31 that arrives, this ripple can carry out the water conservancy diversion to the air of flowing into barrel electrode 31, makes the air flow with the mode of swirl, like this through the dual water conservancy diversion effect of filter screen 2 and barrel electrode 31, all with the swirl mode when making the air flow in air purifier, reduces gaseous disturbance, reduces wind and makes an uproar, can also improve air purification efficiency simultaneously.

In order to achieve a good air guiding effect, when the corrugated plate 311 is wound around the cylindrical electrode 31, the winding direction thereof should be consistent with the bending direction of the guide plate 21 in the filter screen 2, so as to guide the air in the same direction.

With reference to fig. 3, 4a and 4b, the high voltage electrode 33 and the low voltage electrode 34 may have the same structure as the cylinder electrode 31, so that the high voltage electrode 33, the low voltage electrode 34 and the cylinder electrode 31 may be assembled together in a sleeving manner, which is convenient for assembly and saves the internal space of the air cleaner.

Referring to fig. 5 a-5 b, two configurations of the ionizer 32 are shown:

fig. 5a shows that an electrode column 321 is provided with an electrode strip 322, and the electrode strip 322 is distributed on the electrode column 321 along a spiral direction;

fig. 5b shows that a plurality of electrode strips 322 are disposed on the electrode column 321, and each electrode strip 322 is radially distributed on the electrode column 321;

as shown in fig. 5c, the electrode belt 322 includes: a base tape 3221, and a plurality of tip electrodes 3222 disposed on the base tape 3221.

The embodiment of the utility model provides an in, adjacent tip electrode 3222's line is the helix, and like this when the air current is through tip electrode 3222, tip electrode 3222 can play the water conservancy diversion effect to the air, makes the air flow with the swirl mode, reduces disturbance between the gas, reduces wind and makes an uproar, improves air purification efficiency simultaneously.

A second inclination angle is formed between the connection line of the adjacent tip electrodes 3222 and the horizontal plane, that is, an angle β in fig. 5a and 5b, for a scene shown in fig. 5a in which the electrode strips 322 are distributed on the electrode pillars 321 along the spiral direction, the electrode strips 322 may be spirally distributed along the angle β, so that the connection line of the adjacent tip electrodes 3222 is a spiral line; for the scenario shown in fig. 5b in which the plurality of electrode strips 322 are radially distributed on the electrode column 321, the height of the tip electrode 3222 in each electrode strip 322 may be adjusted, so that the connecting line of the adjacent tip electrodes 3222 is a spiral line.

In order to achieve a good air guiding effect, the spiral direction of the connecting line between the adjacent tip electrodes 3222 should be consistent with the bending direction of the baffle 21 and the corrugated spiral direction of the cylindrical electrode 31, so as to guide the air in the same direction.

In some embodiments, the first inclination angle, i.e., the angle α, is any angle from 45 ° to 87 °, and the first inclination angle and the second inclination angle are complementary, i.e., the angle β is any angle from 3 ° to 45 °, so that the air purifier can obtain better wind noise reduction effect and air purification efficiency.

Optionally, the tip electrode 3222 is triangular in shape and has an apex angle no greater than 45 °; the thickness of the tip electrode 3222 is 0.01 mm to 3 mm; the tip electrode 3222 is connected to a side edge of the base tape 3221 in the length direction, and an included angle between the tip electrode and the base tape 3221 is any angle of 30 ° to 150 °.

It should be noted that, in any tip model, the electric field is concentrated on the surface of the conductor and is significantly concentrated at the tip than at other positions. Compared with a conventional arc tip model, the electric field of the triangular tip model is more concentrated at the tip, and the large energy range of the triangular tip model is wider.

Therefore, the sharper the position on the surface of the conductor, the higher the charge density of the tip of the conductor, the stronger the field intensity nearby, and the concentrated energy distribution near the tip.

The above description is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. An air purifier, comprising: the air purifier comprises a shell, a filter screen, an electronic filter for purifying air, a high-voltage generator and a fan;

the top of the shell is provided with an air inlet, and the bottom of the shell is provided with an air outlet;

the filter screen is arranged at the air inlet, a plurality of guide plates are arranged on the filter screen, and the guide plates are used for guiding air flowing into the air inlet;

the electronic filter is located inside the housing and includes: a barrel electrode and an ionizer inside the barrel electrode, the ionizer comprising: the electrode comprises an electrode column and an electrode belt arranged on the electrode column;

the high voltage generator is electrically connected with the electrode column;

the fan is used for driving air to flow from the air inlet to the air outlet;

air flows in from the air inlet, is guided by the guide plate and flows in the cylinder electrode in a vortex mode, and the high-voltage generator supplies power to the electrode column to enable the electrode strip to discharge so as to purify the air.

2. The air purifier of claim 1, wherein the filter screen comprises: the annular shell and the filter screen body;

the filter screen body and the plurality of guide plates are arranged on the inner side of the annular shell;

the guide plate is bent into an arc shape, and a first inclination angle is formed between the guide plate and the horizontal plane.

3. The air purifier of claim 2, wherein the cylinder electrode is formed by winding a corrugated plate along a spiral direction, the corrugated plate is provided with corrugations, the corrugations are parallel to the extending direction of the corrugated plate, and the corrugations are used for guiding air flowing into the cylinder electrode;

the corrugations have a second angle of inclination to the horizontal.

4. The air purifier of claim 3,

the electrode column is provided with the electrode belt, and the electrode belt is distributed on the electrode column along the spiral direction;

alternatively, the first and second electrodes may be,

the electrode column is provided with a plurality of electrode belts, and each electrode belt is radially distributed on the electrode column.

5. The air purifier of claim 4, wherein the electrode strip comprises: a base tape and a plurality of tip electrodes disposed on the base tape;

the connecting line of the adjacent tip electrodes is a spiral line, and a second inclination angle is formed between the connecting line and the horizontal plane.

6. The air purifier of claim 5,

the bending direction of the flow guide plate is consistent with the corrugated spiral direction of the cylinder electrode and the spiral direction of the connecting line of the adjacent tip electrode.

7. The air cleaner of claim 5, wherein the first angle of inclination is any angle from 45 ° to 87 °, the first angle of inclination being complementary to the second angle of inclination.

8. The air purifier of claim 1, wherein the electronic filter further comprises: a plurality of high voltage electrodes and a plurality of low voltage electrodes;

the high voltage generator is electrically connected with the electrode column through at least one high voltage electrode;

the barrel electrode is electrically connected with at least one low-voltage electrode;

the high-voltage electrode and the low-voltage electrode are used for electrostatic adsorption in the cylinder electrode.

9. The air cleaner of claim 1, wherein a ratio of the diameter of the electrode column to the diameter of the barrel electrode is any of 1/2 to 4/5.

10. The air purifier of claim 2, further comprising: the equipment end cover is detachably arranged at the air inlet;

the equipment end cover is annular, and the filter screen is positioned on the inner side of the equipment end cover;

a first boss and a plurality of limiting bolts are arranged on the inner side of the equipment end cover;

a second boss is arranged on the outer side of the annular shell;

the second boss is clamped between the first boss and the plurality of limiting bolts.

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