CN212566047U - Air purifier convenient to change and clearance filter screen - Google Patents

Abstract

The utility model provides an air purifier convenient to change and clearance filter screen, including arranging the spiral case subassembly between protecgulum and the main frame subassembly in, arrange the air-out grid on the switch box subassembly in, be equipped with the recess that is used for installing active carbon filter screen and HEPA high efficiency filter screen in proper order on the main frame subassembly, be equipped with the first buckle with groove joint on the air-out grid, HEPA high efficiency filter screen is arranged in between air-out grid and the active carbon filter screen, the side opening edge of protecgulum and the side opening edge of main frame subassembly are connected, the bottom opening edge of switch box subassembly and the top opening edge of main frame subassembly and protecgulum are connected, the top opening edge of base combination and the bottom opening edge of main frame subassembly and protecgulum are connected. The utility model provides a pair of air purifier convenient to change and clearance filter screen has solved present air purifier and has been difficult for carrying on the washing of air-inlet grille and filter screen and influence air purifier's purifying effect's problem because of not in time clearing up a large amount of laying dust on the filter screen.

Description

Air purifier convenient to change and clearance filter screen

Technical Field

The utility model relates to an air purification technical field especially relates to an air purifier convenient to change and clearance filter screen.

Background

An air cleaner is also called as an air cleaner, a purifier, etc., and is a purifying device capable of directly adsorbing, decomposing or converting most of air pollutants, such as PM2.5, dust, pollen, peculiar smell, decoration pollution such as formaldehyde, bacteria, allergens, etc., so as to effectively improve the air cleanliness.

However, in practice, it is found that most of such air purifiers adopt connecting pieces such as screws or bolts to mount and fix the air inlet grille and the filter screen, so that when the air inlet grille and the filter screen are replaced and cleaned, the connecting pieces on the air inlet grille and the filter screen need to be detached firstly, and further the air inlet grille and the filter screen in the air purifier are not easy to clean for users; and the most suggestion message that does not have the filter screen and change of this type of air purifier, and then after air purifier used for a long time, a large amount of laying dust that adsorb on the filter screen will influence air purifier's purifying effect.

Therefore, it is desirable to provide an air purifier convenient for replacing and cleaning the filter screen to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides an air purifier convenient to change and clearance filter screen, has solved present air purifier and has been difficult for carrying on the washing of air-inlet grille and filter screen and because of not in time clearing up the problem that a large amount of laying dust on the filter screen influence air purifier's purifying effect, can effectual work efficiency and the air purification effect that improves air purifier to improve air quality comprehensively.

In order to solve the technical problem, one technical scheme adopted by the utility model is to provide an air purifier convenient for replacing and cleaning a filter screen, which comprises a front cover 1, a switch box assembly 3, a main frame assembly 4, a volute assembly 2 arranged between the front cover 1 and the main frame assembly 4, an active carbon filter screen 5, a HEPA high-efficiency filter screen 6, an air inlet grille 7, an air outlet grille 32 arranged on the switch box assembly 3 and a base combination 8; wherein, be equipped with on the main frame subassembly 4 and be used for installing in proper order the recess of active carbon filter screen 5 and HEPA high efficiency filter screen 6, be equipped with on the air-inlet grille 7 with the first buckle 9 of recess joint, HEPA high efficiency filter screen 6 is arranged in air-inlet grille 7 with between the active carbon filter screen 5, the side opening edge of protecgulum 1 with the side opening edge connection of main frame subassembly 4, the bottom opening edge of switch box subassembly 3 with main frame subassembly 4 and the top opening edge connection of protecgulum 1, the top opening edge of base combination 8 with main frame subassembly 4 and the bottom opening edge connection of protecgulum 1.

Preferably, an air inlet net for sucking air into the volute component 2 is arranged on the air inlet grille 7, and an air outlet net for discharging the air out of the volute component 2 is arranged on the air outlet grille 32.

Preferably, the volute assembly 2 further comprises a dust sensor cover 10, a dust sensor 11, a volute cover 12, a volute body 14, a power supply box assembly 15, an odor sensor 16, and a volute flow channel 13 extending through the volute body 14; the volute casing cover 12 is provided with a first clamping groove 17 and a second clamping groove 18 for mounting the dust sensor 11 and the odor sensor 16, an air outlet of the volute casing channel 13 is communicated with the upper part of the volute casing main body 14, the bottom opening edge of the volute casing cover 12 is connected with the top opening edge of the air outlet of the volute casing channel 13, and the volute casing main body 14 is arranged on the upper part of the power supply box assembly 15.

Preferably, the main frame assembly 4 further includes a main frame body 19, a handle cover 20, a dc motor 21, an anion generator 29, a nut 27 sleeved on an upper support rod of the dc motor 21, a gasket 26, a fan blade fixing frame 25, a fan blade 24, a motor fixing frame 23, and a motor gasket 22; the main frame main body 19 is provided with a third clamping groove 30 for mounting the anion generator 29, the anion generator 29 is mounted in the third clamping groove 30 through a fixed connecting piece 28, the handle cover 20 is connected to the inner side wall of the main frame main body 19, the motor fixing frame 23 is arranged on the upper portion of the direct current motor 21, the motor gasket 22 is arranged between the motor fixing frame 23 and the direct current motor 21, the fan blade fixing frame 25 is clamped with the top of the fan blade 24, and the gasket 26 is arranged between the nut 27 and the fan blade fixing frame 25.

Preferably, the switch box assembly 3 further includes a switch box main body 33, a control panel 35, and a control circuit board 34; wherein, be equipped with on switch box main part 33 with the mounting groove of device looks gomphosis on the control circuit board 34, control circuit board 34 arranges in through the set screw the lower part of switch box main part 33, be equipped with on the control panel 35 be used for with the second buckle 36 of the upper portion joint of switch box main part 33, air-out grid 32 arranges in on the switch box main part 33.

Preferably, the control panel 35 is provided with a brightness sensor 37, a filter screen replacement indicator 38, a liquid crystal display 40 and a plurality of function control buttons 39.

Preferably, the air outlet grille 32 is disposed on the switch box main body 33 in a step shape from high to low.

Preferably, the power supply box assembly 15 further includes a power supply box main body 41 and a power supply circuit board 42, the power supply circuit board 42 is disposed at the bottom of the power supply box main body 41, and the top of the power supply box main body 41 is fixedly connected with the bottom of the volute casing main body 14.

The utility model has the advantages that: the utility model provides a pair of air purifier convenient to change and clearance filter screen has solved present air purifier and has been difficult for carrying on the washing of air-inlet grille and filter screen and because of not in time clearing up a large amount of laying dust on the filter screen and influence air purifier's purifying effect's problem, can effectual improvement air purifier's work efficiency and air purification effect to improve air quality comprehensively.

Drawings

Fig. 1 is a schematic structural diagram of a first preferred embodiment of an air purifier convenient for replacing and cleaning a filter screen according to the present invention;

FIG. 2 is a three-dimensional structure diagram of an air purifier convenient for replacing and cleaning a filter screen provided by the present invention;

FIG. 3 is an enlarged view of the volute assembly of FIG. 1;

FIG. 4 is an enlarged view of the main frame assembly of FIG. 1;

FIG. 5 is an enlarged view of the switch box assembly of FIG. 1;

fig. 6 is an enlarged view of the power pack assembly of fig. 1.

The names of the parts corresponding to the numerical identifiers in the drawings of the specification are respectively as follows:

a front cover 1; a volute component 2; a switch box assembly 3; a main frame assembly 4; an active carbon filter screen 5; HEPA high efficiency filter screen 6; an air inlet grille 7; a base assembly 8; a first buckle 9; a dust sensor cover 10; a dust sensor 11; a volute cover 12; a volute flow channel 13; a volute body 14; a power pack assembly 15; an odor sensor 16; a first card slot 17; a second card slot 18; a main frame main body 19; a handle cover 20; a direct current motor 21; a motor spacer 22; a motor mount 23; fan blades 24; a fan blade mount 25; a gasket 26; a nut 27; a fixed connection 28; an anion generator 29; a third card slot 30; a power supply circuit board 31; an air outlet grille 32; a switch box main body 33; a control circuit board 34; a control panel 35; a second catch 36; a brightness sensor 37; a filter screen replacement indicator 38; a plurality of function control buttons 39; a liquid crystal display panel 40; the power pack body 41.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the drawings.

Example one

Please refer to fig. 1, fig. 1 is a schematic structural diagram of an air purifier convenient for replacing and cleaning a filter screen according to the present invention.

And, please refer to fig. 2, fig. 2 is a three-dimensional structure diagram of an air purifier convenient for replacing and cleaning a filter screen according to the present invention. Wherein, the structure diagram shown in fig. 1 is an exploded view of the three-dimensional structure diagram shown in fig. 2.

As shown in fig. 1, the air purifier convenient for replacing and cleaning the filter screen of the embodiment includes a front cover 1, a switch box assembly 3, a main frame assembly 4, a volute assembly 2 disposed between the front cover 1 and the main frame assembly 4, an activated carbon filter screen 5, a HEPA high efficiency filter screen 6, an air inlet grille 7, an air outlet grille 32 disposed on the switch box assembly 3, and a base assembly 8; wherein, be equipped with the recess that is used for installing active carbon filter screen 5 and HEPA high efficiency filter screen 6 in proper order on the main frame subassembly 4, be equipped with on the air-inlet grille 7 with the first buckle 9 of recess joint, HEPA high efficiency filter screen 6 is arranged in between air-inlet grille 7 and the active carbon filter screen 5, the side opening edge of protecgulum 1 and the side opening edge connection of main frame subassembly 4, the bottom opening edge of switch box subassembly 3 and the top opening edge connection of main frame subassembly 4 and protecgulum 1, the top opening edge of base combination 8 and the bottom opening edge connection of main frame subassembly 4 and protecgulum 1.

Preferably, the air inlet grille 7 is provided with an air inlet net for sucking air into the volute component 2, and the air outlet grille 32 is provided with an air outlet net for discharging air out of the volute component 2.

Preferably, when the fan disposed in the main frame assembly 4 rotates, a certain air pressure is generated inside the air purifier to suck in the outside air from the air inlet grille 7 and to rapidly send out the outside air from the air outlet grille 32;

the air inlet net at the air inlet grille 7 can be used for primary filtering, namely large-particle impurities are isolated outside the air purifier, so that the replacement and cleaning times of the HEPA high-efficiency filter net 6 and the active carbon filter net 5 are reduced, the purification effect of the air purifier is improved, and the purification cost of the air purifier is reduced;

the air outlet net at the air outlet grille 32 can filter the air again to prevent the air purifier from discharging certain impurities, which is beneficial to ensuring the purifying effect of the air purifier;

and before the outside air enters the air purifier through the air inlet net at the air inlet grille 7, the outside air must sequentially pass through the HEPA high-efficiency filter screen 6 and the active carbon filter screen 5; wherein, HEPA high efficiency filter screen 6 can carry out effectual the getting rid of to particle such as smog, dust and bacterium that outside air internal diameter is more than 1/200 of 0.3 micron hair diameter, and active carbon filter screen 5 can remove formaldehyde and TVOC to the gas that has passed HEPA high efficiency filter screen 6 and handle.

Referring to fig. 3, fig. 3 is an enlarged view of the volute assembly shown in fig. 1.

As shown in fig. 3, the volute assembly of the air purifier facilitating replacement and cleaning of the filter screen of the present embodiment further includes a dust sensor cover 10, a dust sensor 11, a volute cover 12, a volute body 14, a power supply box assembly 15, an odor sensor 16, and a volute flow channel 13 penetrating through the volute body 14; the volute cover 12 is provided with a first clamping groove 17 and a second clamping groove 18 for mounting the dust sensor 11 and the odor sensor 16, an air outlet of the volute flow channel 13 is communicated with the upper part of the volute main body 14, the bottom opening edge of the volute cover 12 is connected with the top opening edge of the air outlet of the volute flow channel 13, and the volute main body 14 is arranged on the upper part of the power supply box assembly 15.

Preferably, the dust sensor 11 and the odor sensor 16 can perform dust detection and odor detection on the external air sequentially processed by the HEPA high-efficiency filter screen 6 and the activated carbon filter screen 5, if the dust sensor 11 detects that the dust value reaches a specified threshold value, it can be judged that the amount of particle dust on the HEPA high-efficiency filter screen 6 reaches a certain amount, the fan stops working, and the filter screen replacement indicator lamp 38 is turned on;

and/or if the odor sensor 16 detects that the current air contains certain pungent odor substances, the filtering function of the activated carbon filter screen 5 is reduced, the fan stops working and the filter screen replacement reminding lamp and the filter screen replacement indicating lamp 38 are turned on;

and if the dust sensor 11 does not detect that the dust value reaches the specified threshold value and the odor sensor 16 does not detect that the current air contains certain pungent odor substances, the fan can send the external air sequentially processed by the HEPA high-efficiency filter screen 6 and the activated carbon filter screen 5 into the volute flow channel 13, and the filtered air can flow to the air outlet grille 32 communicated with the air outlet channel along the volute flow channel 13.

Referring to fig. 4, fig. 4 is an enlarged view of the main frame assembly shown in fig. 1.

As shown in fig. 4, the main frame assembly of the air purifier for replacing and cleaning the filter screen conveniently of the embodiment further includes a main frame body 19, a handle cover 20, a dc motor 21, an anion generator 29, a nut 27 sleeved on a support rod at the upper part of the dc motor 21, a gasket 26, a fan blade fixing frame 25, a fan blade 24, a motor fixing frame 23 and a motor gasket 22; the main frame main body 19 is provided with a third clamping groove 30 for mounting an anion generator 29, the anion generator 29 is mounted in the third clamping groove 30 through a fixed connecting piece 28, the handle cover 20 is connected on the inner side wall of the main frame main body 19, the motor fixing frame 23 is arranged on the upper portion of the direct current motor 21, the motor gasket 22 is arranged between the motor fixing frame 23 and the direct current motor 21, the fan blade fixing frame 25 is clamped with the top of the fan blade 24, and the gasket 26 is arranged between the nut 27 and the fan blade fixing frame 25.

Preferably, after the external air is primarily filtered through the air inlet grille 7, the HEPA high-efficiency filter screen 6 can eliminate small-particle dust from the sucked air, then the activated carbon filter screen 5 can remove substances such as formaldehyde and TVOC (total volatile organic compound), and then the air is deeply purified, negative oxygen ions are increased, the humidity of the air is controlled, and the purified air is discharged into the indoor environment, so that the air quality of the indoor space is thoroughly improved.

Referring to fig. 5, fig. 5 is an enlarged view of the switch box assembly shown in fig. 1.

As shown in fig. 5, the switch box assembly of the air purifier facilitating filter screen replacement and cleaning of the present embodiment further includes a switch box main body 33, a control panel 35 and a control circuit board 34; the switch box main body 33 is provided with a mounting groove embedded with a device on the control circuit board 34, the control circuit board 34 is arranged at the lower part of the switch box main body 33 through a fixing screw, the control panel 35 is provided with a second buckle 36 clamped with the upper part of the switch box main body 33, and the air outlet grille 32 is arranged on the switch box main body 33.

Preferably, the control panel 35 is provided with a brightness sensor 37, a filter replacement indicator 38, a liquid crystal display 40, and a plurality of function control buttons 39.

Preferably, the air outlet grille 32 is disposed on the switch box main body 33 in a step shape from high to low.

Preferably, the brightness sensor 37 can perform brightness of the indicator light and the liquid crystal display 40 according to the brightness of the light of the current using environment of the air purifier.

Preferably, the plurality of function control buttons 39 at least include a power switch button, a timing function button, an anion function button, an air volume control button, a sleep mode button, a child lock function button, and the like;

and, when the air purifier starts to operate, the liquid crystal display 40 will display the operation state; and the air purifier stops running by pressing the power switch button again;

and, pressing the timing function button, displaying the timing as 1 hour, pressing the timing function button in sequence, the timing time being 1-2-4-8 hours respectively-canceling the timing;

pressing the negative ion function button to enable the negative ion generator to work, enabling the negative ion indicator lamp to be turned on, pressing the negative ion indicator lamp again to stop working, and turning off the negative ion indicator lamp;

after the filter screen replacement indicator lamp 38 is turned on, the filter screen replacement is prompted, after the filter screen is replaced, the anion function button is pressed for 3 seconds, the timer is reset, and the indicator lamp is turned off;

and when the wind speed is switched to the automatic gear, the wind speed is switched according to the sequence of silence-medium speed-rapid-automatic … … every time a wind speed control button is pressed during operation, and the motor is stopped for 0.3s every time the wind speed is switched until the wind speed is stopped at the required gear;

and in the automatic running state of the machine, the wind speed is automatically adjusted according to the change of PM2.5 concentration in the air;

when the machine is started to be in the sleep mode, the product enters an ultra-silent action state, and an indicator lamp on an operation key of the product is darkened at the moment;

and, the long press of the child lock function button 3s can start or close the child lock.

Referring to fig. 6, fig. 6 is an enlarged view of the power box assembly of fig. 1.

As shown in fig. 6, the power supply box assembly of the air purifier facilitating replacement and cleaning of the filter screen of the embodiment further includes a power supply box main body 41 and a power supply circuit board 31, the power supply circuit board 31 is disposed at the bottom of the power supply box main body 41, and the top of the power supply box main body 41 is fixedly connected with the bottom of the volute casing main body 14.

Therefore, the air purifier which is described in the upper drawing and is convenient for replacing and cleaning the filter screen is implemented, the problems that the air inlet grille and the filter screen are not easy to clean and the purifying effect of the air purifier is influenced because a large amount of accumulated dust on the filter screen is not cleaned in time in the conventional air purifier are solved, the working efficiency and the air purifying effect of the air purifier can be effectively improved, and the air quality is comprehensively improved.

In addition, the air purifier who is convenient for change and clear up the filter screen that the implementation was described in the picture is through setting up the first buckle on air-inlet grille to and be used for installing the recess of active carbon filter screen and HEPA high efficiency filter screen in proper order on the main frame subassembly, can make air-inlet grille, active carbon filter screen and HEPA high efficiency filter screen convenient to detach more wash.

In addition, the air purifier who is convenient for change and clear up the filter screen that the implementation was described in the picture, through setting up the air inlet net in air-inlet grille department, can carry out preliminary filtration to inspiratory air, be about to large granule impurity isolated in the air purifier outside to reduce HEPA high efficiency filter screen and active carbon filter screen's change and clean number of times, be favorable to improving air purifier's purifying effect and reduce air purifier's purification cost.

In addition, the air purifier who is convenient for change and clear up the filter screen that the implementation was described in the picture can carry out the secondary filtration to the air through the air-out net that sets up in air-out grid department to prevent that air purifier from discharging some impurity, be favorable to guaranteeing air purifier's purifying effect.

In addition, implement the air purifier who is convenient for change and clearance filter screen that the picture described above, through the spiral case subassembly of setting between protecgulum and main frame subassembly, can make the gaseous convergence of dust removal purification treatment and discharge air purifier together to make air purifier be equipped with good airtight design, avoid the air can bypass the filter screen and lose filter effect, be favorable to improving air purifier's dust removal purification effect.

In addition, implement the air purifier who is convenient for change and clear up the filter screen that the picture described, dust sensor and smell sensor can monitor air purifier's dust removal purifying effect constantly and give certain prompt message to avoid air purifier to influence air purifier's dust removal purifying effect because of the filter effect decline of filter screen.

In addition, the air purifier which is convenient for replacing and cleaning the filter screen and described in the above figure is implemented, and the negative ion generator arranged on the main frame body can effectively control and release the humidity outside the air purifier, and improve the air quality of the indoor space.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same reason as the protection scope of the present invention.

Claims (5)

1. The utility model provides an air purifier convenient to change and clearance filter screen which characterized in that: the device comprises a front cover (1), a switch box assembly (3), a main frame assembly (4), a volute assembly (2) arranged between the front cover (1) and the main frame assembly (4), an active carbon filter screen (5), a HEPA high-efficiency filter screen (6), an air inlet grille (7), an air outlet grille (32) arranged on the switch box assembly (3) and a base combination (8); the air inlet grille (7) is provided with a first buckle (9) clamped with the groove, the HEPA high-efficiency filter screen (6) is arranged between the air inlet grille (7) and the active carbon filter screen (5), the side opening edge of the front cover (1) is connected with the side opening edge of the main frame assembly (4), the bottom opening edge of the switch box assembly (3) is connected with the main frame assembly (4) and the top opening edge of the front cover (1), and the top opening edge of the base combination (8) is connected with the bottom opening edge of the main frame assembly (4) and the front cover (1);

the switch box assembly (3) further comprises a switch box main body (33), a control panel (35) and a control circuit board (34); the switch box comprises a switch box main body (33), a control circuit board (34), a control panel (35) and an air outlet grille (32), wherein the switch box main body (33) is provided with a mounting groove which is embedded with a device on the control circuit board (34), the control circuit board (34) is arranged at the lower part of the switch box main body (33) through a fixing screw, the control panel (35) is provided with a second buckle (36) which is used for being clamped with the upper part of the switch box main body (33), and the air outlet grille (32) is arranged on the switch box;

a brightness sensor (37), a filter screen replacement indicator lamp (38), a liquid crystal display screen (40) and a plurality of function control buttons (39) are arranged on the control panel (35);

the air outlet grille (32) is arranged on the switch box main body (33) in a step shape from high to low.

2. The air purifier convenient to change and clear up filter screen of claim 1, characterized in that:

the air inlet grille (7) is provided with an air inlet net for sucking air into the volute component (2), and the air outlet grille (32) is provided with an air outlet net for discharging the air out of the volute component (2).

3. The air purifier convenient to change and clear up filter screen of claim 2, characterized in that:

the volute component (2) further comprises a dust sensor cover (10), a dust sensor (11), a volute cover (12), a volute main body (14), a power supply box component (15), an odor sensor (16) and a volute flow channel (13) penetrating through the volute main body (14); the volute casing cover (12) is provided with a first clamping groove (17) and a second clamping groove (18) which are used for mounting the dust sensor (11) and the odor sensor (16), an air outlet channel opening of the volute flow channel (13) is communicated with the upper portion of the volute main body (14), the bottom opening edge of the volute casing cover (12) is connected with the top opening edge of the air outlet channel opening of the volute flow channel (13), and the volute main body (14) is arranged on the upper portion of the power supply box assembly (15).

4. An air cleaner convenient to change and clear up filter screen according to claim 3, characterized in that:

the main frame assembly (4) further comprises a main frame main body (19), a handle cover (20), a direct current motor (21), a negative ion generator (29), a nut (27) sleeved on a support rod at the upper part of the direct current motor (21), a gasket (26), a fan blade fixing frame (25), a fan blade (24), a motor fixing frame (23) and a motor gasket (22); the novel fan blade is characterized in that a third clamping groove (30) used for installing the anion generator (29) is formed in the main frame body (19), the anion generator (29) is installed in the third clamping groove (30) through a fixed connecting piece (28), the handle cover (20) is connected to the inner side wall of the main frame body (19), the motor fixing frame (23) is arranged on the upper portion of the direct current motor (21), the motor gasket (22) is arranged between the motor fixing frame (23) and the direct current motor (21), the fan blade fixing frame (25) is connected to the top of the fan blade (24) in a clamped mode, and the gasket (26) is arranged between the nut (27) and the fan blade fixing frame (25).

5. An air cleaner convenient to change and clear up filter screen according to claim 3, characterized in that: the power supply box assembly (15) further comprises a power supply box main body (41) and a power supply circuit board (31), the power supply circuit board (31) is arranged at the bottom of the power supply box main body (41), and the top of the power supply box main body (41) is fixedly connected with the bottom of the volute casing main body (14).

Images