CN109078420B

CN109078420B - Air purifier

Info

Publication number: CN109078420B
Application number: CN201811068455.1A
Authority: CN
Inventors: 许希杰
Original assignee: Hangzhou Fuyang Chunjiang Automobile Air Conditioning Factory
Current assignee: HANGZHOU FUYANG CHUNJIANG AUTOMOBILE AIR CONDITIONING FACTORY
Priority date: 2018-09-13
Filing date: 2018-09-13
Publication date: 2020-11-17
Anticipated expiration: 2038-09-13
Also published as: CN109078420A

Abstract

The invention provides an air purifier, and belongs to the technical field of purifiers. The technical problems that the filter plate of the existing air purifier is likely to be blocked after being used for a long time, the filter plate needs to be taken out for cleaning, the filter plate is not convenient and fast enough, and the purifying effect is still not good enough are solved. This air purifier includes the casing, deposit a liquid section of thick bamboo, the filter plate and be used for to the air pump of carrying air in the liquid section of thick bamboo of depositing, a plurality of filtration pores have been seted up on the filter plate, the bottom of depositing a liquid section of thick bamboo has the scraping material post, be equipped with driving motor directly over the middle part of filter plate, elevating gear can drive driving motor makes every scraping material post all correspond and run through the filtration pore, the filter plate is cyclic annular and the inner edge of filter plate has more than three along the spacing axle that radially extends inwards, driving motor's output has linked firmly the bulb, the surface of bulb has the arc spout that corresponds with spacing axle quantity, the inner edge of filter plate cooperatees with the surface of bulb and spacing axle is inserted. This air purifier can realize self-cleaning and can ensure the clearance effect.

Description

Air purifier

Technical Field

The invention belongs to the technical field of purifiers, and relates to an air purifier.

Background

With the continuous improvement of living standard, the requirement of people on the air quality is also continuously improved, but the continuous increase of the number of automobiles and the improvement of the industrialization level lead the use amount of mineral fuel to be continuously increased, which leads the inclusion amount of micro particles in the air to be also improved, and the micro particles are easy to enter the respiratory tract system of human body through breathing, cause respiratory tract diseases and influence the health of human body, so that people hope to purify the air, ensure the quality of the air and ensure the health of the human body. At present, the air purification product in the market is of a plurality of varieties, aiming at the air purification equipment for tiny dust particles in the air, the working principle is that the air is filtered by a superfine filter screen or a filter element, and the tiny dust particles are blocked or adsorbed, for the air purification equipment, if the filter holes of the filter screen are too large, the air purification effect can be influenced, so the filter screen or the filter holes of the filter element of the air purification equipment are generally very fine and are easy to block, the air purification equipment needs to be frequently replaced, and the use cost of the product is improved.

The application publication No. CN 105289161A's Chinese patent discloses a bubble crosses water formula air purifier, it has a horizontal case in a cuboid shell, there is a porous baffle in the water tank to separate into two parts about the water tank, the income trachea of water tank lower part is connected with an air compressor in the outside, water tank upper part has the gas outlet to communicate with each other with the external world, the water tank still is equipped with the water changing pipe, air compressor produces the big bubble with the aquatic of air injection bottom under the water tank, big bubble floats and divides into more quantity of little bubbles after passing through porous baffle, little bubble come-up process is discharged from the gas outlet after the filtration purification dust particle of water.

The air purifier can ensure that impurities in the air are fully contacted and adsorbed with the solution, improves the purification effect, and still has some defects: the filter plate still probably blocks up after long-time the use, needs to take out the filter plate clearance, and is not convenient enough and purifying effect still not good enough. In order to realize self-cleaning, those skilled in the art often consider to provide an external mechanical arm to hold a brush or other tools to scrub the filter plate, but such a device is complex in structure and not beneficial to spatial arrangement.

Disclosure of Invention

The invention provides an air purifier aiming at the problems in the prior art, and the technical problems to be solved by the invention are as follows: how to realize the self-cleaning of the air purifier.

The purpose of the invention can be realized by the following technical scheme:

an air purifier comprises a shell, a liquid storage cylinder, a filter plate and an air pump used for conveying air into the liquid storage cylinder, wherein the shell is fixedly sleeved on the periphery of the liquid storage cylinder, a plurality of filter holes are formed in the filter plate, the air purifier is characterized in that the top of the liquid storage cylinder is provided with a plurality of scraping columns corresponding to the filter holes, the scraping columns vertically extend and the radial size of the scraping columns is the same as that of the filter holes, a driving motor used for driving the filter plate to rotate is arranged right above the middle part of the filter plate, a lifting device is fixed on the shell and can drive the driving motor to descend and enable each scraping column to correspondingly penetrate through the filter holes, the filter plate is annular, the outer edge of the filter plate is matched with the inner side wall of the liquid storage cylinder, the inner edge of the filter plate is provided with more than three limiting shafts extending inwards along the radial direction, and the output end of the driving motor is fixedly connected with a ball head, the surface of the ball head is provided with arc-shaped chutes corresponding to the number of the limiting shafts, the inner edge of the filter plate is matched with the surface of the ball head, the limiting shafts are inserted in the corresponding arc-shaped chutes, when the driving motor drives the filter plate to rotate forwards, the limiting shafts abut against the inner side wall of one end of the arc-shaped chute, and the filter plate is in a horizontal state, and when the driving motor drives the filter plate to rotate backwards, the limiting shafts slide to abut against the inner side wall of the other end of the arc-shaped chute, and the filter plate is in an inclined state.

In the above air purifier, the trajectory lines of the plurality of arc-shaped sliding grooves are all arc lines with the same axis, the axis of the arc-shaped sliding groove penetrates through the center of the ball head, an included angle between the axis of the arc-shaped sliding groove and the vertical direction is an acute angle, and the radians of the trajectory lines of the plurality of arc-shaped sliding grooves are all the same.

In foretell air purifier, driving motor is inverter motor, be equipped with the elastic component in the arc spout, the elastic component is located the inside wall department of this arc spout other end, drives when driving motor spacing axle can support with this elastic component elasticity and lean on when the filter plate reversal.

In the above air purifier, the bottom of the liquid storage cylinder is provided with a liquid discharge channel extending to the outside of the housing.

In an air purifier of the aforesaid, the top of depositing the liquid section of thick bamboo is equipped with the apron, the middle part of apron has the through-hole, driving motor's output runs through the through-hole.

In an air purifier, the filter holes are uniformly arranged along the circumferential direction of the filter plate, and the lower end edge of each filter hole is flared.

In an above-mentioned air purifier, elevating gear includes the cylinder of vertical setting, the upper end and the casing of cylinder link firmly, the piston rod of this cylinder lower extreme with driving motor links firmly.

As another scheme, elevating gear includes slide, lead screw and slider, the slide is fixed in the inside wall of casing, the vertical setting of lead screw just rotates to be connected in the slide, and the tip of this lead screw has linked firmly elevator motor, the slider with driving motor link firmly and simultaneously with lead screw thread fit, this slider with the slide counterbalance leans on and can follow the slide and slide from top to bottom.

This air purifier's clearance theory of operation: the driving motor stops rotating, the lifting device drives the driving motor and the filter plate to move downwards simultaneously, the filter plate is in contact with the scraping column and enables the scraping column to penetrate through the filter hole to remove impurities, then the lifting device drives the driving motor and the filter plate to ascend and reset, the driving motor drives the filter plate to start to rotate reversely, the filter plate is enabled to turn over around the surface of the ball head and finally is in an inclined state, pressure is generated between the filter plate and a solution, the high-pressure solution flushes impurity blocks connected to the edge of the filter hole through the filter hole, and self-cleaning of the air purifier is achieved.

Drawings

Fig. 1 is a schematic perspective view of an air purifier according to an embodiment.

Fig. 2 is a schematic cross-sectional view of the filter plate in a reversed state according to the first embodiment.

Fig. 3 is a schematic perspective view of the embodiment with the housing removed.

Fig. 4 is a partial structural schematic view of the liquid storage cylinder.

Fig. 5 is a schematic view showing an operation state when the filter plate is rotated forward.

Fig. 6 is a schematic view of an operation state when the filter plate is reversed.

Fig. 7 is a front view structure diagram of the ball head.

Fig. 8 is a rear view structural diagram of the ball head.

Fig. 9 is a perspective view of the ball head after the elastic member is assembled.

Fig. 10 is a schematic top view of the filter plate.

Fig. 11 is a schematic sectional structure of a filter plate.

Fig. 12 is a schematic perspective view of the second embodiment with the housing removed.

In the figure, 1, a housing;

2. a liquid storage cylinder; 21. scraping the material column; 22. a liquid discharge channel;

3. filtering the plate; 31. filtering holes; 32. a limiting shaft;

4. an air pump; 5. a drive motor; 6. a lifting device;

7. a ball head; 71. an arc-shaped chute; 72. an elastic member;

8. a cover plate; 81. a through hole;

9. a cylinder; 10. a slide base; 11. a screw rod; 12. a slider; 13. a lifting motor.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

The first embodiment is as follows:

as shown in fig. 1-10, the air cleaner comprises a housing 1, a liquid storage cylinder 2, a filter plate 3 and an air pump 4 for delivering air into the liquid storage cylinder 2, wherein the housing 1 is fixedly sleeved on the periphery of the liquid storage cylinder 2, a plurality of filter holes 31 are formed in the filter plate 3, the top of the liquid storage cylinder 2 is provided with scraping columns 21 corresponding to the filter holes 31 in number, the scraping columns 21 extend vertically, the radial size of the scraping columns 21 is the same as that of the filter holes 31, a driving motor 5 for driving the filter plate 3 to rotate is arranged right above the middle part of the filter plate 3, a lifting device 6 is fixed on the housing 1, the lifting device 6 can drive the driving motor 5 to descend and enable each scraping column 21 to correspondingly penetrate through the filter holes 31, the filter plate 3 is annular, the outer edge of the filter plate 3 is matched with the inner side wall of the liquid storage cylinder 2, the inner edge of the filter plate 3 is provided with more than three limiting shafts 32 extending inwards in the radial direction, the outer, the turnover resistance is reduced, the output end of the driving motor 5 is fixedly connected with the ball head 7, the surface of the ball head 7 is provided with arc-shaped chutes 71 corresponding to the number of the limiting shafts 32, the inner edge of the filter plate 3 is matched with the surface of the ball head 7, and the limiting shafts 32 are inserted in the corresponding arc-shaped chutes 71, when the driving motor 5 drives the filter plate 3 to rotate forwards, the limiting shafts 32 abut against the inner side wall at one end of the arc-shaped chutes 71, and the filter plate 3 is in a horizontal state, and when the driving motor 5 drives the filter plate 3 to rotate backwards, the limiting shafts 32 slide to abut against the inner side wall at the other end of the arc-. Deposit liquid section of thick bamboo 2 and be used for depositing the solution that can clean the air, casing 1 covers and establishes and deposit liquid section of thick bamboo 2 external application and protect whole device, filter plate 3 can be separated and be two-layer about depositing liquid section of thick bamboo 2, air pump 4 inhales in depositing liquid section of thick bamboo 2 with external air pressurization like this, it escapes from small-size filtration pore 31 after meetting filter plate 3 to float upwards to deposit liquid section of thick bamboo 2 bottom produced big bubble and becomes the microbubble, improve the chance that the foreign particle contacted with the solution in the bubble like this, thereby realize air purification, the air after the final purification is discharged from the opening on the casing 1. The filter plate 3 can be driven to horizontally rotate the driving motor 5 by arranging the driving motor 5 above the filter plate 3, so that the large bubbles can further cut off the bubbles adhered by tension when passing through the filter holes 31 by the transverse movement of the filter plate 3, the bubbles passing through the filter holes 31 are more tiny, the purification effect is improved, the scraping columns 21 with the positions and the number corresponding to the filter holes 31 are arranged at the bottom of the liquid storage cylinder 2, and the lifting device 6 capable of driving the driving motor 5 to move up and down is arranged on the shell 1, so that when impurity waste materials attached in the filter holes 31 need to be cleaned, the driving motor 5 is closed, the lifting device 6 is controlled to drive the driving motor 5 and the filter plate 3 to move down, the scraping columns 21 correspondingly penetrate through the filter holes 31, and because the radial size of the scraping columns 21 is the same as the radial size of the filter holes 31, the impurities exceeding the end parts of the scraping columns 21 along the inner side walls of the filter holes 31 are totally removed, the filter plate 3 is prevented from being blocked; the lifting device 6 comprises a vertically arranged cylinder 9, the upper end of the cylinder 9 is fixedly connected with the shell 1, and a piston rod at the lower end of the cylinder 9 is fixedly connected with the driving motor 5. The driving motor 5 is driven to lift up and down by arranging the air cylinder 9, the structure is simplified, and the action efficiency is high. Then the lifting device 6 drives the driving motor 5 to ascend and reset, the filter plate 3 is arranged in an annular shape, the inner edge of the filter plate is provided with three limiting shafts 32, the output end of the driving motor 5 is provided with a ball head 7, the surface of the ball head 7 is provided with three arc-shaped chutes 71, the limiting shafts 32 are inserted into the corresponding limiting chutes, one end of each arc-shaped chute 71 is positioned in the horizontal plane passing through the center of the sphere, the other end of each arc-shaped chute 71 is positioned in the inclined plane passing through the same center of the sphere, corresponding points of the track lines of the arc-shaped chutes 71 are positioned in the same plane passing through the center of the sphere, the track lines of the three arc-shaped chutes 71 are all arc lines with the same axis, the axis of the arc-shaped chute 71 passes through the center of the ball head 7 and forms an acute angle with the vertical direction, the radians of the track lines of the three arc-shaped chutes 71 are all the same, thus, the clamping is avoided, and the cleaning effect and the service life are guaranteed. When the motor drives the ball head 7 to rotate towards one direction, the limiting shaft 32 and the arc-shaped chute 71 slide relatively under the action of self inertia of the filter plate 3, the limiting shaft 32 can slide to one end of the arc-shaped chute 71, which is positioned in the horizontal plane of the sphere center, so that the limiting effect is formed and the cutting effect of the filter plate 3 on bubbles is ensured, when the motor drives the ball head 7 to rotate towards the opposite direction, the limiting shaft 32 slides relatively along the smooth arc-shaped chute 71, so that the filter plate 3 gradually deflects and inclines along the surface of the ball head 7, and finally the limiting shaft 32 abuts against the other end of the arc-shaped chute 71, which is positioned in the inclined plane of the sphere center, and keeps a stable inclined state, so that the filter plate 3 is subjected to the pressure generated by the solution in the liquid storage cylinder 2 during rotation, so that the solution rushes through the filter holes 31 cleaned by the scraping columns 21 at high speed, and rushes down the impurity blocks which are still adhered to the edges of the filter, then further cleaning is realized by controlling the steering of the driving motor 5, the structure is simplified, disassembly is not needed, and self-cleaning of the air purifier is realized. Further, the driving motor 5 is a variable frequency motor, the arc chute 71 is internally provided with an elastic member 72, the elastic member 72 is a rubber block and is fixedly connected with the inner side wall of the arc chute 71, the elastic member 72 is located at the inner side wall of the other end of the arc chute 71, and the limiting shaft 32 can elastically abut against the elastic member 72 when the driving motor 5 drives the filter plate 3 to rotate reversely. By arranging the elastic piece 72 at the other end of the arc-shaped sliding groove 71, the limiting shaft 32 can be firstly contacted with the elastic piece 72 when the driving motor 5 rotates reversely, so that the rigid collision of the limiting shaft 32 is avoided, and the service life is prolonged; set up driving motor 5 and be inverter motor, can realize driving motor 5 rotational speed cycle like this and beat, the deformation degree of elastic component 72 is bigger when the rotational speed is high, and the degree of inclination of filter plate 3 is also bigger, and elastic component 72 resets gradually when reducing the rotational speed, and the degree of inclination of filter plate 3 diminishes, and driving motor 5 rotational speed cycle changes like this makes filter plate 3 can be in the periodic oscillation that produces, can shake off the impurity that still involves after the coarse cleaning, improves the clearance effect.

As shown in fig. 1-3, the bottom of the liquid storage cylinder 2 is provided with a liquid discharge passage 22 extending to the outside of the housing. By providing the drain passage 22 with a control valve at the bottom of the liquid storage cylinder 2, when the solution needs to be replaced, the waste liquid in the liquid storage cylinder 2 can be drained by operating the control valve and the impurities accumulated at the bottom can be carried away.

As shown in fig. 2 and 3, a cover plate 8 is disposed on the top of the liquid storage cylinder 2, a through hole 81 is disposed in the middle of the cover plate 8, and the output end of the driving motor 5 penetrates through the through hole 81. Through setting up apron 8 and open its upper end and seal at the top of depositing a liquid section of thick bamboo 2, even solution turns over when driving motor 5 drives filter plate 3 reversal also difficult for depositing a liquid section of thick bamboo 2 with spilling over, avoid causing the influence to the internal line like this, through set up the through-hole 81 that allows driving motor 5 output to pass through in the middle part of apron 8, can realize simultaneously that the air after the purification escapes.

As shown in fig. 11, the filter holes 31 are uniformly arranged in the circumferential direction of the filter sheet 3, and the lower end edges of the filter holes 31 are flared. Be the flaring form through the lower extreme edge that sets up filtration pore 31, can provide direction and spacing for floating the big bubble to 3 departments of filter plate, improve its efficiency through filtration pore 31, set up filtration pore 31 in addition and all evenly arrange along the circumference of filter plate 3, when carrying out thick clearance like this, needn't the turned angle position of strict control filter plate 3, when filter plate 3 descend gradually with scrape when the contact of material post 21 flaring department can with scrape material post 21 cooperation adjust the filter plate 3 rotation by oneself, make and scrape in the material post 21 accuracy inserts filtration pore 31, realize the clearance.

Example two:

as shown in fig. 12, the present embodiment is substantially the same as the first embodiment, except that: elevating gear 6 includes slide 10, lead screw 11 and slider 12, and slide 10 is fixed in the inside wall of

casing

1, and 11 vertical settings of lead screw and rotate to be connected in slide 10, and the tip of lead screw 11 has linked firmly elevator motor 13, and slider 12 links firmly and simultaneously with lead screw 11 screw-thread fit with driving motor 5, and slider 12 offsets with slide 10 and leans on and can slide from top to bottom along slide 10. The screw rod 11 and the slide block 12 are arranged to drive the driving motor 5 to lift, so that the action precision is higher.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. An air purifier comprises a shell (1), a liquid storage cylinder (2), a filter plate (3) and an air pump (4) used for conveying air into the liquid storage cylinder (2), wherein the shell (1) is fixedly sleeved on the periphery of the liquid storage cylinder (2), a plurality of filter holes (31) are formed in the filter plate (3), the air purifier is characterized in that the top of the liquid storage cylinder (2) is provided with material scraping columns (21) of which the number is equal to that of the filter holes (31), the radial dimension of the material scraping columns (21) which vertically extend is the same as that of the filter holes (31), a driving motor (5) used for driving the filter plate (3) to rotate is arranged right above the middle part of the filter plate (3), a lifting device (6) is fixed on the shell (1), the lifting device (6) can drive the driving motor (5) to descend and enable each material scraping column (21) to correspondingly penetrate through the filter holes (31), the filter plate (3) is annular, the outer edge of the filter plate (3) is matched with the inner side wall of the liquid storage cylinder (2), the inner edge of the filter plate (3) is provided with more than three limit shafts (32) which extend inwards along the radial direction, the output end of the driving motor (5) is fixedly connected with a bulb (7), the surface of the bulb (7) is provided with arc-shaped sliding grooves (71) with the number corresponding to that of the limiting shafts (32), the inner edge of the filter plate (3) is matched with the surface of the ball head (7) and the limit shaft (32) is inserted in the corresponding arc-shaped chute (71), when the driving motor (5) drives the filter plate (3) to rotate forwards, the limiting shaft (32) is abutted against the inner side wall of one end of the arc-shaped chute (71) and the filter plate (3) is in a horizontal state, when the driving motor (5) drives the filter plate (3) to rotate reversely, the limiting shaft (32) slides to abut against the inner side wall of the other end of the arc-shaped chute (71) and the filter plate (3) is in an inclined state.

2. The air purifier as claimed in claim 1, wherein the trajectory lines of the plurality of arc chutes (71) are all concentric arc lines, the axis of the arc chute (71) passes through the center of the ball head (7) and forms an acute angle with the vertical direction, and the radians of the trajectory lines of the plurality of arc chutes (71) are all the same.

3. The air purifier as claimed in claim 1, wherein the driving motor (5) is a variable frequency motor, an elastic member (72) is disposed in the arc chute (71), the elastic member (72) is disposed at an inner side wall of the other end of the arc chute (71), and the limiting shaft (32) can elastically abut against the elastic member (72) when the driving motor (5) drives the filter plate (3) to rotate reversely.

4. The air purifier as claimed in claim 1, 2 or 3, wherein the bottom of the liquid storage cylinder (2) is provided with a liquid discharge channel (22) extending to the outside of the housing.

5. The air purifier as claimed in claim 1, 2 or 3, wherein a cover plate (8) is disposed on the top of the liquid storage cylinder (2), a through hole (81) is formed in the middle of the cover plate (8), and the output end of the driving motor (5) penetrates through the through hole (81).

6. The air cleaner according to claim 1, 2 or 3, wherein the filter holes (31) are uniformly arranged along a circumferential direction of the filter sheet (3), and a lower end edge of the filter hole (31) is formed in a flared shape.

7. The air purifier as claimed in claim 1, 2 or 3, wherein the lifting device (6) comprises a vertically arranged cylinder (9), the upper end of the cylinder (9) is fixedly connected with the housing (1), and the piston rod at the lower end of the cylinder (9) is fixedly connected with the driving motor (5).

8. The air purifier as claimed in claim 1, 2 or 3, wherein the lifting device (6) comprises a sliding seat (10), a screw rod (11) and a sliding block (12), the sliding seat (10) is fixed on the inner side wall of the housing (1), the screw rod (11) is vertically arranged and rotatably connected in the sliding seat (10), the end part of the screw rod (11) is fixedly connected with a lifting motor (13), the sliding block (12) is fixedly connected with the driving motor (5) and is simultaneously in threaded fit with the screw rod (11), and the sliding block (12) abuts against the sliding seat (10) and can slide up and down along the sliding seat (10).