CN216136938U

CN216136938U - Air purifying device

Info

Publication number: CN216136938U
Application number: CN202120077753.8U
Authority: CN
Inventors: 沈新富
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2022-03-29
Anticipated expiration: 2031-01-13

Abstract

The utility model provides an air purification device, which comprises a device body, a water treatment device, a mixing impeller, a dehydration impeller and a negative pressure fan, wherein the mixing impeller is arranged on the device body; the device body is divided into a water storage cavity, a mixing cavity, a dehydration cavity and a negative pressure cavity from the bottom to the top; the water treatment device is arranged in the water storage cavity, the side wall of the device body is provided with an air inlet, and the air inlet is positioned between the water storage cavity and the mixing cavity; a water pump is also arranged in the water storage cavity; the mixing impeller is arranged in the mixing cavity, the dehydration impeller is arranged in the dehydration cavity, and the mixing impeller and the dehydration impeller are both rotated by an electric motor; the negative pressure fan is arranged in the negative pressure cavity; an air outlet is preset at the top of the device body. The air purification device has the advantages of large air exhaust amount, complete air purification, small wind resistance, high purification efficiency, economy, environmental protection and suitability for various environmental requirements.

Description

Air purifying device

Technical Field

The utility model relates to the technical field of air purification, in particular to an air purification device.

Background

Along with the progress of the social standard of living and some of the problems of air pollution, the air purifier is gradually popularized in the life of people, and in addition, in some factories and construction sites, a large-sized air purifying device is in rigid demand for the health of staff and the prevention of dust flying.

However, the conventional air cleaning apparatus is classified into a dry type and a wet type; the dry type comprises a dust filter bag, a filter element, electrostatic adsorption and other modes. The design structure of the dust filtering bag and the filter element can greatly reduce the air purification rate and increase the resistance after the pollutants are accumulated to a certain amount. Regardless of industrial or civil requirements, frequent replacement of the filter element is cumbersome and inefficient, and the discarded filter element causes secondary pollution. Static adsorption uses more commonly in the purification field, adopts the electrode slice that has certain electric charge to adsorb the purification to impurity in the air, but its long-term energy consumption of using is great, can't reach energy-concerving and environment-protective demand, and the electrode slice under the condition of long-term use, the condition such as can appear pasting, and the clearance is changed complicacy, in addition, still has certain safe risk.

The wet type mainly comprises the forms of high-pressure spraying commonly used in construction sites, water filtration in a U-shaped groove and the like; the high-pressure spraying is widely used in large-scale construction sites, dust flying is avoided by utilizing the attached dust in air of sprayed water particles to settle, but the high-pressure spraying water particles are seriously dispersed, gaps among the water particles are large, the adhesion effect on dust is not ideal, and the dust is not completely purified; the water filtration of the U-shaped groove is a structure like a water seal, water is introduced into the bottom of the U-shaped groove, and air is introduced into the other end of the groove from one end of the groove.

Accordingly, it is urgent for those skilled in the art to design an air purification device having high air purification efficiency and low resistance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air purification device which has the advantages of small resistance, high purification efficiency, economy and environmental protection and is suitable for various environments and industry requirements.

In order to achieve the purpose, the utility model provides an air purification device, which comprises a device body, a water treatment device, a mixing impeller, a dehydration impeller and a negative pressure fan, wherein the device body is provided with a water inlet and a water outlet;

the device body is divided into a water storage cavity, a mixing cavity, a dehydration cavity and a negative pressure cavity from the bottom to the top;

the water treatment device is arranged in the water storage cavity, an air inlet is formed in the side wall of the device body, and the air inlet is positioned between the water storage cavity and the mixing cavity; a water pump is also arranged in the water storage cavity;

the mixing impeller is arranged in the mixing cavity, the dehydration impeller is arranged in the dehydration cavity, and the mixing impeller and the dehydration impeller are both rotated by an electric motor;

the negative pressure fan is arranged in the negative pressure cavity; an air outlet is preset at the top of the device body.

Further, the height of the mixing impeller and the height of the dewatering impeller are more than or equal to 50mm, the number of the blades is more than or equal to 20, and the 20 blades are uniformly arranged at equal intervals; the rotating speed of the impeller is more than 2000 r/s.

Further, the blades are arc-shaped blades, and the blades are obliquely arranged at a certain angle, so that an angle difference of 5-15 degrees is formed between the upper edge and the lower edge of each blade.

Furthermore, the mixing impeller and the dehydration impeller are coaxially connected, and coaxial rotation is realized through a single electric motor.

Furthermore, the mixing impeller and the dehydration impeller are respectively connected with an electric motor in a transmission way to realize independent rotation.

Further, the water treatment apparatus includes: the water filter comprises a water filter element, an electrolytic bath and high-voltage pulse micro-current, wherein the anode and the cathode of the electrolytic bath adopt a frequency conversion mode, and the water current is output in a single pole; the high-voltage pulse micro-current: the voltage of more than 3000v and the safe current within 15mA are adopted, and then the pulse frequency of more than 20KHz is connected.

Further, mixing impeller, dehydration impeller and negative-pressure air fan all are fixed in the lateral wall of each cavity through the support, the device body is the cylinder structure of fretwork.

The mixing chamber and the dehydration chamber are respectively arranged above the mixing impeller and the dehydration impeller, a through hole is arranged in the center of the baffle, the aperture of the through hole of the baffle in the mixing chamber is smaller than or equal to the diameter of the mixing impeller, and the aperture of the through hole of the baffle in the dehydration chamber is smaller than or equal to the diameter of the dehydration impeller.

Compared with the prior art, the utility model has the advantages that: 1. according to the utility model, the mixing impeller and the dehydration impeller are designed, the mixing impeller enables air to be fully mixed with water particles, and the dehydration impeller completely centrifuges dust and water mist in the air, so that the air purification efficiency and the air purification completeness are ensured.

2. The device body is of a hollow structure, the negative pressure state inside the device body is realized through the negative pressure fan, the air does not have large resistance inside the device body, the smooth air entering and discharging is ensured, the air handling capacity is greatly improved, and the device is suitable for various industrial and civil fields.

3. According to the design structure of the water purifier, water particles are thrown to the inner wall of the device body under the centrifugal force action of the two impellers after contacting with air and flow into the water storage cavity along the inner wall, at the moment, a water curtain is formed at the air inlet position of the side wall of the device body, so that the air entering the device body is mixed and filtered in the first step at the air inlet position, and the air purification effect is improved.

4. According to the utility model, the water treatment device is arranged in the water storage cavity, so that the water in the water storage cavity can be treated in time, and the water has certain negative charges, so that the adsorption effect of the water on impurities in the air is more obvious after the water is contacted with the air, and the air purification effect is further ensured.

5. According to the utility model, through specially designing the height, the number and the rotating speed of the impeller and the shape of the blades, air and water particles are fully contacted after being introduced into the impeller together, and air cannot directly pass through the space between the blades, so that the air purification effect is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of an air purification apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a mixing impeller according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be further described below.

As shown in fig. 1, the present invention provides an air purification device, which comprises a device body 1, a water treatment device 2, a mixing impeller 3, a dehydration impeller 4 and a negative pressure fan 5;

the device body 1 is divided into a water storage cavity, a mixing cavity, a dehydration cavity and a negative pressure cavity from the bottom to the top;

the water treatment device 2 is arranged in the water storage cavity, the side wall of the device body 1 is provided with an air inlet 7, and the air inlet 7 is positioned between the water storage cavity and the mixing cavity; a water pump 6 is also arranged in the water storage cavity;

the mixing impeller 3 is arranged in the mixing cavity, the dehydration impeller 4 is arranged in the dehydration cavity, and the mixing impeller 3 and the dehydration impeller 4 are both rotated by an electric motor;

the negative pressure fan 5 is arranged in the negative pressure cavity; an air outlet is preset at the top of the device body 1, the mixing impeller 3, the dewatering impeller 4 and the negative pressure fan 5 are fixed on the side wall of each cavity through a support, and the device body 1 is of a hollow cylinder structure.

In the present embodiment, as shown in fig. 2, the height of the mixing impeller 3 and the dewatering impeller 4 is greater than or equal to 50mm, the number of blades is greater than or equal to 20, and the 20 blades are uniformly arranged at equal intervals; the rotation speed of the impeller is more than 2000 r/s. The blades are arc-shaped blades, and the blades are obliquely arranged at a certain angle, so that an angle difference of 5-15 degrees is formed between the upper edge and the lower edge of each blade. Through carrying out special design to the height of impeller, blade number, rotational speed and the shape of blade for air and water granule let in the impeller back together, can be abundant contact, can directly not pass in the interval of blade with the air, have guaranteed the purification of each minute air. The parameters of the impeller can be adjusted according to different application fields and different application scenes, but the parameters of the impeller are not less than the setting requirements of the parameters of the impeller of the air purification device in consideration of the air purification effect.

In the present embodiment, the mixing impeller 3 and the dewatering impeller 4 are coaxially connected, and the coaxial rotation is realized by a single electric motor.

In this embodiment, the device further comprises two baffles 8, the two baffles 8 are respectively arranged in the mixing cavity and the dehydration cavity and are respectively located above the mixing impeller 3 and the dehydration impeller 4, a through hole is arranged in the center of the baffle 8, the aperture of the through hole of the baffle 8 located in the mixing cavity is smaller than or equal to the diameter of the mixing impeller 3, and the aperture of the through hole of the baffle 8 located in the dehydration cavity is smaller than or equal to the diameter of the dehydration impeller 4; the purpose of setting up two baffles is to avoid air and water granule to directly pass from the aperture of impeller and cavity lateral wall, guarantees that the air from purifier realizes intensive mixing through mixing impeller 3 and water granule, and realizes exhaust apparatus after the intensive dehydration through dehydration impeller 4.

What make with the difference of above-mentioned scheme is that, mixing impeller 3 and dehydration impeller 4 transmission respectively are connected an electric motor, realize rotating alone, if rotate alone, can carry out different rotational speed adjustment to two impellers according to actual demand to guarantee to purify and dehydration effect. If the scheme is adopted, the coaxial connection is adopted, and the design of a single motor can reduce energy consumption. The two schemes are correspondingly configured according to actual requirements.

In the present embodiment, the water treatment apparatus 2 includes: the water filtering device comprises a water filtering filter element, an electrolytic bath and high-voltage pulse micro-current, wherein the anode and the cathode of the electrolytic bath adopt a frequency conversion mode, the water flow is output in a single pole mode, and the anode, the cathode and the frequency are changed according to the product requirements to obtain acidic water or alkaline water; the high-voltage pulse micro-current: adopt the safe electric current within voltage, 15mA more than 3000v, connect the pulse frequency more than 20KHz again, water treatment facilities 2 is when carrying out the electrolysis clearance for the water in the pond, provides certain electric charge volume for the water for the effect of the dust in the water absorption air that spouts is better.

In this embodiment, the specific working principle of the device is as follows: under the condition that air purification is needed, simultaneously opening a negative pressure fan 5, a mixing impeller 3, a dehydration impeller 4, a water treatment device 2 and a water pump 6;

at this moment, the water pump 6 sprays the bottom of the mixing impeller 3 with the water column form with the water storage intracavity portion, meanwhile, negative pressure fan 5 makes the inside whole trend that is a negative pressure of device body 1, inhale outside air from air intlet 7, after air and water column get into the mixing chamber in the lump, mixing impeller 3 rotates at a high speed, smash the water column, form each tiny particle water, and fully mix with the air, and under mixing impeller 3's high-speed centrifugal action, most water particles take impurity to be got rid of on the inner wall of device body 1, slide down along the inner wall, the water of gliding forms a curtain water curtain, flow through air intlet 7, thereby when making subsequent air to enter, can carry out mixing for the first time when air intlet 7 passes through the water curtain. After the stirring is finished, small water particles in the air are sucked into the dehydration cavity, and at the moment, the small water particles are relatively less, so that the residual water particles are completely filtered under the high-speed rotation of the dehydration impeller 4 based on the centrifugal force of the dehydration impeller 4. The purified air is discharged from an air outlet at the top of the device body 1 under the action of the negative pressure fan 5, and the air is purified.

It is worth mentioning that, this device is through setting up water treatment facilities 2 in water storage intracavity portion for the inside water of water storage intracavity portion also can obtain timely filtration, disinfect, has avoided the circulating water and the air secondary pollution that causes, and make water granule self have certain electric charge volume, after contacting with the air, is showing with the impurity adsorption effect in the air, further assurance air purification effect.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any way. It will be understood by those skilled in the art that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An air purification device is characterized by comprising a device body, a water treatment device, a mixing impeller, a dehydration impeller and a negative pressure fan;

the water treatment device is arranged in the water storage cavity, an air inlet is formed in the side wall of the device body, and the air inlet is positioned between the top of the water storage cavity and the mixing cavity; a water pump is also arranged in the water storage cavity;

2. The air cleaning device according to claim 1, wherein the mixing impeller and the dewatering impeller have a height of 50mm or more, and the number of blades is 20 or more, and the 20 blades are uniformly arranged at equal intervals; the rotating speed of the impeller is more than 2000 r/s.

3. The air cleaning device according to claim 2, wherein the blades in the impeller are arc-shaped blades, and the blades are inclined at an angle such that an angle difference of 5 ° to 15 ° is formed between upper edges and lower edges of the blades.

4. The air cleaning device according to claim 1, wherein the mixing impeller and the dewatering impeller are coaxially connected, and the coaxial rotation is realized by a single electric motor.

5. The air cleaning device according to claim 1, wherein the mixing impeller and the dewatering impeller are respectively connected with an electric motor in a transmission manner to realize independent rotation.

6. The air purification apparatus according to claim 1, wherein the water treatment apparatus comprises: the water filter comprises a water filter element, an electrolytic bath and high-voltage pulse micro-current, wherein the anode and the cathode of the electrolytic bath adopt a frequency conversion mode, and the water current is output in a single pole; the high-voltage pulse micro-current: the voltage of more than 3000v and the safe current within 15mA are adopted, and then the pulse frequency of more than 20KHz is connected.

7. The air purification device according to claim 1, wherein the mixing impeller, the dewatering impeller and the negative pressure fan are fixed on the side wall of each chamber through a bracket, and the device body is of a hollow cylindrical structure.

8. The air purification device according to claim 1, further comprising two baffles, wherein the two baffles are respectively disposed in the mixing chamber and the dewatering chamber and respectively located above the mixing impeller and the dewatering impeller, a through hole is formed in the center of each baffle, the diameter of the through hole of each baffle in the mixing chamber is smaller than or equal to the diameter of the mixing impeller, and the diameter of the through hole of each baffle in the dewatering chamber is smaller than or equal to the diameter of the dewatering impeller.