CN211963729U

CN211963729U - Air purifier

Info

Publication number: CN211963729U
Application number: CN201922038156.XU
Authority: CN
Inventors: 周建平
Original assignee: Guangzhou Zhoushi Intelligent Technology Co ltd
Current assignee: Guangzhou Zhoushi Intelligent Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-11-20
Anticipated expiration: 2029-11-22

Abstract

The invention discloses an air purifier, which comprises a cabinet, wherein a partition plate is arranged in the middle of the cabinet, the partition plate divides the cabinet into an exhaust cavity and an air inlet cavity which are distributed up and down respectively, a communication hole is arranged in the middle of the partition plate, and the exhaust cavity and the air inlet cavity are communicated through the communication hole; a centrifugal fan is arranged on the partition plate, the air inlet side of the centrifugal fan is communicated with the air inlet cavity through a communication hole, and the air outlet side of the fan faces the exhaust cavity; the air inlet cavity and the air exhaust cavity are respectively provided with a physical filter and a chemical filter; and a vibrator and a dust collector are arranged below the physical filter. The air purifier disclosed by the invention adopts a filter combining physics and chemistry, and can be used for filtering and decomposing particulate matters, formaldehyde and VOCs in the air, so that efficient air purification is realized.

Description

Air purifier

Technical Field

The invention relates to the technical field of air purification, in particular to an air purifier.

Background

In industrial production, the air in a workshop often contains a large amount of pollutants such as particulate matters, formaldehyde, VOCs and the like, and if the pollutants cannot be effectively treated, the pollutants pose certain threats to the health of production workers.

However, the traditional purifier generally adopts a single active carbon technology, has small air volume and cannot quickly and effectively purify air in a workshop; meanwhile, the single active carbon can not well decompose toxic and harmful formaldehyde, VOCS and other chemical components in the air, and the requirement of industrial application cannot be met.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide the air purifier which adopts the combination of various filters, has large air quantity and can effectively purify particulate matters, formaldehyde and VOCs in the air.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

an air purifier comprises a cabinet (10), and is characterized in that a partition plate (11) is arranged in the middle of the cabinet (10), and the cabinet (10) is divided into an exhaust cavity (13) and an air inlet cavity (12) which are respectively distributed up and down by the partition plate (11); an exhaust port (15) is arranged at the upper end of the exhaust cavity (13), and an air inlet (14) is arranged at the lower end of the air inlet cavity (12);

a communication hole (11a) is formed in the middle of the partition plate (11), and the communication hole (11a) is used for communicating the exhaust cavity (13) with the air inlet cavity (12);

operation holes are respectively formed in the front of the exhaust cavity (13) and the front of the air inlet cavity (12), an openable cabinet door (16) is arranged at a position corresponding to the operation holes, and the cabinet door (16) enables the operation holes to be airtight when in a closed state;

a fan (60) is arranged on the partition plate (11), the air inlet side of the fan (60) is communicated with the air inlet cavity (12) through a communication hole (11a), and the air outlet side of the fan (60) faces the exhaust cavity (13);

two or more first brackets (20) are sequentially arranged between the air inlet (14) and the communication hole (11a) from bottom to top, and a detachable first filter (70) is arranged on each first bracket (20);

a second support (21) is arranged between the air outlet side of the fan (60) and the air outlet (15), and a detachable second filter (80) is arranged on the second support (21).

Preferably, a funnel (30) is arranged on the first bracket (20) close to the air inlet (14), the large end of the funnel (30) faces upwards and covers the effective filtering surface of the first filter (70), and the small end of the funnel (30) faces downwards; a plurality of open shutters (31) are arranged on the side wall of the funnel (30), the openings of the shutters (31) face downwards, and after the shutters (31) project to the horizontal plane along the gravity direction, the opening outlines of the shutters (31) are not visible; the small end of the funnel (30) is provided with a dust collector (40), and the dust collector (40) is provided with a vibrator (50).

Preferably, the dust collector (40) comprises a dust collector shell (41) with a hollow inner part, the upper end of the dust collector shell (41) is provided with an inclined surface (41a) inclined in the same direction with the side wall of the funnel (30), the middle of the inclined surface (41a) is provided with a dust hole (41b), and the bottom of the dust collector shell (41) is provided with a dust cup clamping position (41c) coaxial with the dust hole (41 b); the dust cup clamping position (41c) is internally provided with a detachable dust cup (43), the opening of the dust cup (43) faces the dust hole (41b), and the diameter of the opening of the dust cup (43) is larger than that of the dust hole (41 b).

Preferably, a dust collecting cover plate (42) is arranged in the dust hole (41b), the dust collecting cover plate (42) is in a dome-cone structure, the bottom of the dome-cone is positioned inside the dust cup (43) and has a diameter larger than that of the dust hole (41b), and the top of the dome-cone is positioned above the dust hole (41 b); the dust collecting cover plate (42) enables the dust cup (43) and the inclined surface (41a) to form a labyrinth channel.

Preferably, a controller (17) is arranged on the cabinet door (16), pressure sensors are arranged in the exhaust cavity (13) and the air inlet cavity (12), and the pressure sensors are electrically connected with the controller (17).

Preferably, the fan (60) is a centrifugal fan.

Preferably, the first filter (70) is a physical filter and the second filter (80) is a chemical filter.

Preferably, the first filter (70) at least comprises a primary filter layer (71) and an activated carbon filter layer (73), and the second filter (80) is a photocatalyst filter.

Preferably, an air quality sensor is arranged between the second filter (80) and the exhaust port (15), and the air quality sensor is electrically connected with the controller (17); the air quality sensor can detect at least one of the content of particulate matter, the content of formaldehyde and the content of VOCs in the air.

Preferably, casters (90) are provided below the cabinet (10) to facilitate movement of the air cleaner.

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

1. the filter that physics, chemistry combined together is provided with in rack inside, can be fine play to particulate matter in the air and the effect of chemical composition's filtration, decomposition, realize efficient air purification.

2. Set up pressure sensor at air inlet chamber, exhaust chamber, when the filter jam condition appears, send a signal through the controller, remind operating personnel to maintain the filter, prevent that the filter from blockking up and causing the purification efficiency to reduce.

3. The physical filter is provided with a vibrator and a dust collector, and the vibrator and the dust collector can discharge the particles adsorbed in the physical filter through vibration at the running interval of the air purifier and collect the particles in the dust collector; the condition that the machine needs to be shut down for manual maintenance due to blockage of particles in the physical filter can be greatly reduced, and the operation efficiency is improved.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of a cabinet structure according to the present invention;

FIG. 3 is a schematic view of the funnel and dust collector assembly of the present invention;

3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 3 3; 3

Fig. 5 is a partially enlarged view B of fig. 4.

Wherein: a cabinet 10, a partition plate 11 and a communication hole 11 a; the cabinet door comprises an air inlet cavity 12, an air exhaust cavity 13, an air inlet 14, an air outlet 15, a cabinet door 16, a controller 17, a first bracket 20 and a second bracket 21; a funnel 30, a louver 31; the dust collector comprises a dust collector 40, a dust collector shell 41, a slope 41a, a dust hole 41b, a dust cup blocking position 41c, a dust collecting cover plate 42, a dust cup 43, a vibrator 50, a fan 60, a first filter 70, a primary filter layer 71, a middle filter layer 72, an activated carbon filter layer 73, a second filter 80 and a caster 90.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. 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. The terms "vertical," "horizontal," "left," "right," "upper," "lower," "front," "rear," and the like as used herein are for illustrative purposes only.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention will be further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1 and 2, an air purifier includes a cabinet 10, a partition plate 11 is disposed in the middle of the cabinet 10, and the partition plate 11 divides the cabinet 10 into an exhaust chamber 13 and an intake chamber 12 which are respectively distributed up and down; an exhaust port 15 is arranged at the upper end of the exhaust cavity 13, and an air inlet 14 is arranged at the lower end of the air inlet cavity 12.

A communication hole 11a is provided in the middle of the partition plate 11, and the communication hole 11a communicates the discharge chamber 13 with the intake chamber 12.

Operation holes are respectively formed in the front of the exhaust cavity 13 and the front of the air inlet cavity 12, an openable cabinet door 16 is arranged at a position corresponding to the operation holes, and the cabinet door 16 enables the operation holes to be airtight when being closed; after the cabinet door 16 is opened, the internal structure is maintained from the operation hole by an operator, and after the cabinet door 16 is closed, the operation hole is airtight, so that external gas is prevented from entering the exhaust cavity 13 and the air inlet cavity 12.

A fan 60 is arranged on the partition plate 11, the air inlet side of the fan 60 is communicated with the air inlet cavity 12 through a communication hole 11a, and the air outlet side of the fan 60 faces the exhaust cavity 13;

three first brackets 20 are sequentially arranged between the air inlet 14 and the communication hole 11a from bottom to top, and a detachable first filter 70 is arranged on each first bracket 20;

a second bracket 21 is arranged between the air outlet side of the fan 60 and the air outlet 15, and a detachable second filter 80 is arranged on the second bracket 21;

in use, the fan 60 draws air from outside the cabinet in through the air inlet 14, and the air is filtered from contaminants by the first filter 70 and the second filter 80, respectively, and then exhausted through the exhaust port 15.

Further, as shown in fig. 1, 2, 3, 4 and 5, a funnel 30 is arranged on the first bracket 20 close to the air inlet 14, the large end of the funnel 30 faces upwards and covers the effective filtering surface of the first filter 70, and the small end of the funnel 30 faces downwards; a plurality of louvers 31 with openings are arranged on the side wall of the funnel 30, the openings of the louvers 31 face downwards, and after the louvers 31 are projected to a horizontal plane along the gravity direction, the opening outline of the louvers 31 is not visible; the small end of the funnel 30 is provided with a dust container 40, and the dust container 40 is provided with a vibrator 50. The fan 60 draws air in from the air inlet 14, through the openings of the louvers 31 of the funnel 30, towards the active filtering surface of the first filter 70; after the air suction of the fan 60 is stopped, the vibrator 50 vibrates to vibrate the particles adhered to the first filter 70 and drop the particles into the hopper 30, and the particles cannot drop out of the hopper 30 because the louver 31 is opened downwards; with the continued vibration of the vibrator 50, the particulate matter falls into the dust container 40 at the bottom of the hopper 30.

Further, as shown in fig. 4 and 5, the dust collector 40 includes a dust collector housing 41 with a hollow interior, an inclined surface 41a inclined in the same direction as the side wall of the hopper 30 is provided at the upper end of the dust collector housing 41, a dust hole 41b is provided in the middle of the inclined surface 41a, and a dust cup detent 41c coaxial with the dust hole 41b is provided at the bottom of the dust collector housing 41; a detachable dust cup 43 is arranged in the dust cup position 41c, the opening of the dust cup 43 faces the dust hole 41b, and the diameter of the opening of the dust cup 43 is larger than that of the dust hole 41 b. The particles slide down the inclined surface 41a, fall into the dust cup 43 through the dust hole 41b, and after a certain amount of particles are collected in the dust cup 43, the dust cup 43 is removed from the dust collector 40, cleaned, and then inserted into the dust collector 40.

Further, as shown in fig. 5, a dust collecting cover plate 42 is disposed in the dust hole 41b, the dust collecting cover plate 42 has a dome-cone structure, the bottom of the dome-cone is located inside the dust cup 43 and has a diameter larger than that of the dust hole 41b, and the top of the dome-cone is located above the dust hole 41 b; the dust cup 43 and the inclined surface 41a form a labyrinth passage by the dust collecting cover plate 42, and the particles in the dust cup 43 are prevented from being drawn into the first filter 70 again by the air pressure generated by the fan 60.

Further, a controller 17 is arranged on the cabinet door 16, pressure sensors are arranged in the exhaust cavity 13 and the air inlet cavity 12, and the pressure sensors are electrically connected with the controller 17; pressure sensors are used to monitor the pressure conditions in the exhaust chamber 13 and the intake chamber 12, respectively, and when the first filter 70 or the second filter 80 is clogged due to contaminants in the air, the pressure changes; a certain pressure threshold is therefore set in the controller 17 to determine whether the first filter 70 or the second filter 80 has been cleaned due to clogging; when the pressure sensor detects that the pressure differential reaches a pressure threshold, the controller 17 sends a signal to alert the operator to clean the first filter 70 or the second filter 80.

Further, the fan 60 is a centrifugal fan; the centrifugal fan can obtain larger pressure and air volume; in this example, a 1.5KW centrifugal fan was used, and the amount of air that could be handled was 2860m 3/h.

Further, the first filter 70 is a physical filter, and the second filter 80 is a chemical filter.

Further, the first filter 70 is sequentially provided with a primary filter layer 71, a middle filter layer 72 and an activated carbon filter layer 73 from bottom to top, and the primary filter layer, the middle filter layer and the activated carbon filter layer are respectively used for physically filtering coarse particles, middle particles and fine particles; the second filter 80 is a photocatalyst filter.

Further, an air quality sensor is arranged between the second filter 80 and the exhaust port 15, and the air quality sensor is electrically connected with the controller 17; the air quality sensor can monitor parameters such as the content of particulate matters, the content of formaldehyde and the content of VOCs in the air discharged by the second filter 80, and when the air quality sensor detects that the parameters exceed the threshold value set by the controller 17, the controller 17 sends a signal to remind an operator of maintaining the air purifier.

Further, casters 90 are provided below the cabinet 10 to facilitate movement of the air cleaner.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the protective scope of the present patent claims.

Claims

1. An air purifier comprises a cabinet (10), and is characterized in that a partition plate (11) is arranged in the middle of the cabinet (10), and the cabinet (10) is divided into an exhaust cavity (13) and an air inlet cavity (12) which are respectively distributed up and down by the partition plate (11); an exhaust port (15) is arranged at the upper end of the exhaust cavity (13), and an air inlet (14) is arranged at the lower end of the air inlet cavity (12);

2. The air cleaner of claim 1, wherein: a funnel (30) is arranged on the first bracket (20) close to the air inlet (14), the large end of the funnel (30) faces upwards and covers the effective filtering surface of the first filter (70), and the small end of the funnel (30) faces downwards; a plurality of open shutters (31) are arranged on the side wall of the funnel (30), the openings of the shutters (31) face downwards, and after the shutters (31) project to the horizontal plane along the gravity direction, the opening outlines of the shutters (31) are not visible; the small end of the funnel (30) is provided with a dust collector (40), and the dust collector (40) is provided with a vibrator (50).

3. The air cleaner of claim 2, wherein: the dust collector (40) comprises a hollow dust collector shell (41), the upper end of the dust collector shell (41) is provided with an inclined surface (41a) which is inclined in the same direction as the side wall of the funnel (30), the middle of the inclined surface (41a) is provided with a dust hole (41b), and the bottom of the dust collector shell (41) is provided with a dust cup clamping position (41c) which is coaxial with the dust hole (41 b); the dust cup clamping position (41c) is internally provided with a detachable dust cup (43), the opening of the dust cup (43) faces the dust hole (41b), and the diameter of the opening of the dust cup (43) is larger than that of the dust hole (41 b).

4. An air cleaner according to claim 3, wherein: a dust collecting cover plate (42) is arranged in the dust hole (41b), the dust collecting cover plate (42) is of a dome-cone-shaped structure, the bottom of the dome-cone shape is positioned in the dust cup (43) and the diameter of the dome-cone shape is larger than that of the dust hole (41b), and the top of the dome-cone shape is positioned above the dust hole (41 b); the dust collecting cover plate (42) enables the dust cup (43) and the inclined surface (41a) to form a labyrinth channel.

5. The air cleaner of claim 1, wherein: the cabinet door (16) is provided with a controller (17), pressure sensors are arranged in the exhaust cavity (13) and the air inlet cavity (12), and the pressure sensors are electrically connected with the controller (17).

6. The air cleaner of claim 1, wherein: the fan (60) is a centrifugal fan.

7. The air cleaner of claim 1, wherein: the first filter (70) is a physical filter and the second filter (80) is a chemical filter.

8. The air cleaner of claim 7, wherein: the first filter (70) at least comprises a primary filter layer (71) and an activated carbon filter layer (73), and the second filter (80) is a photocatalyst filter.

9. The air cleaner of claim 1, wherein: an air quality sensor is arranged between the second filter (80) and the exhaust port (15), and the air quality sensor is electrically connected with the controller (17); the air quality sensor can detect at least one of the content of particulate matter, the content of formaldehyde and the content of VOCs in the air.

10. The air cleaner of claim 1, wherein: and casters (90) are arranged below the cabinet (10) so as to facilitate the movement of the air purifier.