CN207146637U - Electrostatic precipitator and air conditioner - Google Patents

Abstract

The utility model discloses a kind of electrostatic precipitator and air conditioner, wherein, the electrostatic precipitator includes multiple dust removing units, and any dust removing units include：The ionization pole and repeller set gradually along air intake direction；Collector, located at the same side of the ionization pole and the repeller；The repeller is provided with fixed part, and the ionization pole is fixedly arranged on the fixed part；The collector is connected with the voltage opposite with the repeller and the ionization pole polarity of voltage.The utility model electrostatic precipitator effectively simplifies structure, while reduces overall thickness, so as to be advantageous to the miniaturization of product.

Description

Electrostatic precipitator and air conditioner

technical field

The utility model relates to the technical field of air purification, in particular to an electrostatic dust removal device and an air conditioner.

Background technique

In recent years, due to the air pollution problem, especially the increasingly serious smog phenomenon, electrical appliances with purification and dust removal functions have become more and more popular among consumers in the home appliance market. There are generally two existing dust removal methods, one is filter filtration, and the other is electrostatic dust removal; among them, air conditioners with electrostatic dust removal devices are widely used for their advantages of no consumables and low wind resistance.

Traditional electrostatic precipitators are generally multi-level settings, including ionization components and dust collection components arranged at intervals before and after; among them, the ionization components include ionization electrodes and excitation electrodes, and the plasma field generated by the ionization electrodes and excitation electrodes pollutes the particles in the air. The dust collection component includes a repelling pole and a collecting pole, and a bias electrostatic field is generated between the repelling pole and the collecting pole. The charged particle pollutants are adsorbed on the collecting pole under the action of the bias electrostatic field to separate from the airflow. The ionization component and the dust collection component of the existing electrostatic precipitator are independently arranged at intervals, and the structure is complicated, which is not conducive to the miniaturization of the product, resulting in an increase in cost.

Utility model content

The main purpose of the utility model is to propose an electrostatic precipitator, which aims at simplifying the structure of the electrostatic precipitator to facilitate product miniaturization.

In order to achieve the above object, the electrostatic precipitator proposed by the utility model includes a plurality of dust removal units, any of which includes:

Ionization electrodes and repelling electrodes arranged in sequence along the wind inlet direction;

collector, located on the same side of the ionization electrode and the repelling electrode;

The repeller is provided with a fixing part, and the ionizer is fixed on the fixation part; the collector is supplied with a voltage opposite to that of the repeller and the ionizer.

Preferably, the repeller is in the shape of a strip plate, and the fixing part includes two fixing lugs arranged at intervals in the extending direction of the repeller; the ionizing electrode is fixed on the two fixing lugs.

Preferably, the ionizer is a corona wire, and the fixing lug is provided with a mounting hole for the corona wire to pass through and install.

Preferably, the diameter of the corona wire is 0.1mm-0.5mm.

Preferably, the fixing part is made of conductive material.

Preferably, the fixing part is integrally formed with the repeller.

Preferably, the repeller is provided with a power supply protrusion for connecting with a power source.

Preferably, a plurality of the dust removal units are arranged at intervals along the first direction.

Preferably, the electrostatic precipitator further includes an upper cover and a lower cover, the upper cover and the lower cover are detachably connected and enclosed to form a cavity; the upper cover has an air inlet communicating with the cavity The lower cover has an air outlet communicating with the cavity; the electrostatic precipitator also includes a support, the support is set in the cavity, and the dust removal unit is fixedly connected to the support.

The utility model also proposes an air conditioner, the air conditioner includes an air conditioner indoor unit and an electrostatic dust removal device, the electrostatic dust removal device is arranged at the air inlet of the air conditioner indoor unit; the electrostatic dust removal device includes a plurality of dust removal units, The dust removal unit includes:

Ionization electrodes and repelling electrodes arranged in sequence along the wind inlet direction;

collector, located on the same side of the ionization electrode and the repelling electrode;

The repeller is provided with a fixing part, and the ionizer is fixed on the fixation part; the collector is supplied with a voltage opposite to that of the repeller and the ionizer.

The electrostatic precipitator of the utility model is provided with a fixing part on the repelling pole, and the ionizing pole is fixed on the fixing part, so that the ionizing pole and the repelling pole can be integrated and share a collecting pole. In this way, a plasma field for charging particulate pollutants in the air is formed between the ionizing electrode and the collecting electrode, and a bias electrostatic field for collecting charged particulate pollutants is formed between the repelling electrode and the collecting electrode. In the existing electrostatic precipitator, the ionization component and the collection component are arranged separately, and a gap is formed between the two, resulting in a relatively large overall thickness of the electrostatic precipitator. The electrostatic precipitator of the utility model connects the ionization pole and the repelling pole as a whole, and the collecting pole acts on the ionization pole and the repelling pole at the same time to form a plasma field and an electrostatic field, thus effectively simplifying the structure of the electrostatic precipitator and reducing the The overall thickness is improved, which is conducive to the miniaturization of the electrostatic precipitator.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is the structural representation of an embodiment of the utility model electrostatic precipitator;

Fig. 2 is the schematic diagram of the decomposition structure of the electrostatic precipitator in Fig. 1;

Fig. 3 is a schematic diagram of the assembly structure of the electrostatic precipitator unit and the support in Fig. 1;

Fig. 4 is the partially enlarged schematic diagram of place A in Fig. 3;

FIG. 5 is a schematic diagram of the assembly structure of the ionization electrode and the repelling electrode in FIG. 3 .

Explanation of reference numbers:

label name label name 10 cover 410 ionization electrode 110 Inlet 420 repeller 20 lower lid 421 fixed lug 210 air outlet 422 power supply convex part 30 support 430 collector 40 Dust removal unit

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present utility model, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the relative positional relationship, movement conditions, etc. between the components shown in the figure below are changed, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

The utility model mainly proposes an electrostatic precipitator, which is mainly used in air conditioners to improve air quality. The air conditioner refers to equipment that can adjust the temperature of the air, including wall-mounted split units, wall-mounted integrated units, floor-mounted split units, and floor-mounted integrated units. The air conditioner includes an indoor heat exchange side and an outdoor heat exchange side, and the indoor heat exchange side and the outdoor heat exchange side generally include a shell, an air intake assembly, a heat exchange assembly and an air supply assembly. Wherein, the casing has an air inlet, an air outlet, and a heat exchange air passage between the air inlet and the air outlet, the air inlet assembly is arranged at the air inlet, and the heat exchange assembly and the air supply assembly are arranged in the heat exchange air passage. The air-conditioning indoor unit also includes an air guide assembly, and the air guide assembly is arranged at the air outlet. The electrostatic dust removal device of the utility model is mainly installed at the air inlet inside the air conditioner room, and uses the principle of electrostatic dust removal to remove and collect particle pollutants in the air entering the housing to ensure the cleanliness of the air entering the air conditioner .

The specific structure of the air processing module will now be described in detail with reference to FIG. 1 and FIG. 2 .

In the embodiment of the present utility model, the electrostatic dust removal device includes a plurality of dust removal units 40 . Specifically, the electrostatic precipitator includes an upper cover 10 and a lower cover 20, the upper cover 10 and the lower cover 20 are detachably connected and enclosed to form a cavity; the upper cover 10 has a A connected air inlet 110; the lower cover 20 has an air outlet 210 communicating with the cavity; the electrostatic precipitator also includes a support 30, the support 30 is arranged in the cavity, and the dust removal The unit 40 is fixedly connected with the support 30 . Wherein, the upper cover 10 and the lower cover 20 can be connected by a snap connection, or can be fixed by a screw connection, etc., and the support 30 can be easily installed in the cavity through the detachable connection.

Further, referring to FIG. 3 , the dust removal unit 40 includes an ionizing electrode 410 , a repelling electrode 420 and a collecting electrode 430 . Wherein, the ionizing electrode 410 and the repelling electrode 420 are arranged in sequence along the wind inlet direction, and the collector 430 is arranged on the same side of the ionizing electrode 410 and the repelling electrode 420 . The repelling electrode 420 is provided with a fixing portion extending in a direction opposite to the air flow direction, and the ionizing electrode 410 is fixed on the fixing portion. The collector 430 is provided with a voltage opposite to that of the repelling electrode 420 and the ionizing electrode 410 .

Existing electrostatic precipitators generally include an ionization assembly and a collection assembly, wherein the ionization assembly includes an ionization electrode and an excitation electrode arranged at intervals, and a plasma field is generated between the ionization electrode and the excitation electrode; the collection assembly includes an exclusion electrode and a collector electrode arranged at intervals, An electrostatic field is generated between the repelling electrode and the collecting electrode; and the ionization component and the collection component are set independently, and usually two sets of circuits need to be set up to supply power to the ionization component and the collection component respectively.

In the embodiment of the present invention, the ionization electrode 410 interacts with the collector electrode 430 to generate a plasma field; the repelling electrode 420 interacts with the collector electrode 430 to generate an electrostatic field. That is to say, compared with the existing electrostatic precipitator, the repelling electrode 420 of the electrostatic precipitator of the present utility model not only plays an exciting role, but also plays a collecting role. The repelling electrode 420 and the collecting electrode 430 are generally arranged in a plate structure, which can have a larger dust collection area, thereby achieving a better dust collection effect. The ionization electrode 410 may be a filament structure, or a thin tube structure or a saw blade structure with several discharge tips, and the like. It can be understood that, in order to realize the electrostatic precipitating function, the collecting electrode 430 is disposed on the same side of the ionizing electrode 410 and the repelling electrode 420 , so as to form a channel for air circulation between the ionizing electrode 410 and the repelling electrode 420 . Specifically, please refer to FIG. 3 , in one embodiment, the collector electrodes 430 are arranged at intervals along the first direction on the same side of the ionization electrode 410 and the repelling electrode 420 . The collecting electrode 430 can be located on the side of the ionizing electrode 410 and the repelling electrode 420 facing the first direction, or on the side of the ionizing electrode 410 and the repelling electrode 420 facing away from the first direction, or be arranged on the ionizing electrode 410 in the first direction. and both sides of the repeller 420 . The ionization electrode 410 and the repelling electrode 420 are connected through a fixed part, wherein the fixed part can be made of an insulating material or a conductive material. When the fixed part is made of an insulating material, a set of circuits needs to be provided separately to Charge the ionizing electrode 410; when the fixing part is made of conductive material, a set of circuits can be shared between the ionizing electrode 410 and the repelling electrode 420, which can save the cost of electric control. The fixing part can be installed on the repeller 420 by fasteners, such as screws, buckles, etc., or can be integrally formed on the repeller 420 , which is not specifically limited here.

The electrostatic precipitator of the utility model provides a fixing part on the repelling electrode 420 and fixes the ionizing electrode 410 on the fixing part, so that the ionizing electrode 410 and the repelling electrode 420 can be integrated and share a collecting electrode 430 . In this way, a plasma field for charging particulate pollutants in the air is formed between the ionizing electrode 410 and the collecting electrode 430 , and a bias electrostatic field for collecting charged particulate pollutants is formed between the repelling electrode 420 and the collecting electrode 430 . In the existing electrostatic precipitator, the ionization component and the collection component are arranged separately, and a gap is formed between the two, resulting in a relatively large overall thickness of the electrostatic precipitator. The electrostatic precipitator of the present utility model connects the ionization electrode 410 and the repelling electrode 420 as a whole, and the collecting electrode 430 acts with the ionization electrode 410 and the repelling electrode 420 at the same time to form a plasma field and an electrostatic field, which effectively simplifies the construction of the electrostatic precipitator. structure, while reducing the overall thickness, which is conducive to the miniaturization of the electrostatic precipitator.

Preferably, in one implementation, as shown in FIG. 5 , the repeller 420 is in the shape of a strip plate, and the fixing part includes two fixing lugs 421 arranged at intervals in the extending direction of the repeller 420 ; The ionization electrode 410 is fixed on the two fixing lugs 421 . In this embodiment, the installation of the ionization electrode 410 is facilitated by setting the fixing lug 421 . Preferably, the ionization electrode 410 is a corona wire, and the fixing lug 421 is provided with a mounting hole for the corona wire to pass through and install.

In this embodiment, the corona wire is threaded through the installation hole to realize the fixed installation of the ionization electrode 410 and the repelling electrode 420 , wherein the diameter of the corona wire ranges from 0.1 mm to 0.5 mm. In order to further improve the discharge capacity of the corona wire, burrs perpendicular to the corona wire can also be processed on the corona wire. In this embodiment, the repeller 420 is in the shape of a strip plate, which has a simple structure and is easy to process. Preferably, the two fixing lugs 421 are integrally formed with the repeller 420 to simplify the manufacturing process, and the integral molding of the two can make the ionization electrode 410 and the repeller 420 conduct naturally. Further, the repeller 420 is provided with a power supply protrusion 422 for connecting with a power source, and the power supply protrusion 422 is integrally formed with the repeller 420 . In this way, after the power supply convex part 422 is powered on, the ionization electrode 410 and the repelling electrode 420 are simultaneously charged with the same voltage, and since the collector 430 is provided with a voltage of the opposite polarity to the voltage of the repelling electrode 420, only one set of circuits is required. , the simultaneous conduction of the ionizing electrode 410, the repelling electrode 420 and the collecting electrode 430 can be realized, thereby effectively saving the cost of electrical control.

Further, in order to increase the dust removal capability of the electrostatic precipitator, in one embodiment, please refer to FIG. 3 , a plurality of dust removal units 40 are arranged at intervals along the first direction. Under the premise of not affecting the thickness of the electrostatic precipitator (the direction of air circulation is the thickness direction of the electrostatic precipitator), by arranging multiple groups of dust removal units 40 side by side in the first direction, the dust removal area can be effectively increased in its length direction, thereby Improve the dust removal capacity of the electrostatic precipitator.

The utility model also proposes an air conditioner, the air conditioner includes an air conditioner indoor unit and an electrostatic precipitator, the electrostatic precipitator is arranged at the air inlet of the air conditioner indoor unit, the specific structure of the electrostatic precipitator refers to the above-mentioned embodiment, Since the air conditioner adopts all the technical solutions of the above-mentioned embodiments, it at least has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, which will not be repeated here.

The above is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. Under the utility model concept of the utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings, Or directly/indirectly used in other related technical fields are all included in the patent protection scope of the present utility model.

Claims (10)

1. a kind of electrostatic precipitator, it is characterised in that the electrostatic precipitator includes multiple dust removing units, any described to remove Dirt unit includes：

The ionization pole and repeller set gradually along air intake direction；

Collector, located at the same side of the ionization pole and the repeller；

The repeller is provided with fixed part, and the ionization pole is fixedly arranged on the fixed part；The collector is connected with and the row Denounce pole and the opposite voltage of the ionization pole polarity of voltage.

2. electrostatic precipitator as claimed in claim 1, it is characterised in that the repeller is in bar shaped tabular, the fixation Portion is included in spaced two attaching clamp on the repeller bearing of trend；It is convex that the ionization pole is fixed on two fixations On ear.

3. electrostatic precipitator as claimed in claim 2, it is characterised in that ionization extremely corona wire, the fixation is convex Ear offers the mounting hole that installation is worn for the corona wire.

4. electrostatic precipitator as claimed in claim 3, it is characterised in that a diameter of 0.1mm-0.5mm of the corona wire.

5. electrostatic precipitator as claimed in claim 1, it is characterised in that the fixed part is made of an electrically conducting material.

6. electrostatic precipitator as claimed in claim 5, it is characterised in that the fixed part and the repeller one into Type.

7. electrostatic precipitator as claimed in claim 2, it is characterised in that the repeller is provided with to be connected with power supply Power convex portion.

8. electrostatic precipitator as claimed in claim 1, it is characterised in that multiple dust removing units are spaced in the first direction Set.

9. the electrostatic precipitator as described in claim 1 to 8 any one, it is characterised in that the electrostatic precipitator is also Including upper lid and lower cover, the upper lid is detachably connected with the lower cover and encloses to form a cavity volume；The upper lid has and institute State the air inlet of cavity volume connection；The lower cover has the air outlet connected with the cavity volume；The electrostatic precipitator also includes Bearing, in the cavity volume, the dust removing units are fixedly connected the bearing with the bearing.

A kind of 10. air conditioner, it is characterised in that the electrostatic including indoor apparatus of air conditioner and as described in claim 1 to 9 any one Dust arrester, the electrostatic precipitator are located at the air inlet of the indoor apparatus of air conditioner.