CN112128876A

CN112128876A - Air purifier

Info

Publication number: CN112128876A
Application number: CN202011014092.0A
Authority: CN
Inventors: 高金峰; 洪家驹; 崔伟东; 周勇; 王定中; 夏春联; 董琪军
Original assignee: Anhui Anlan Mould Co ltd
Current assignee: Anhui Anlan Mould Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2020-12-25
Anticipated expiration: 2040-09-24
Also published as: CN112128876B

Abstract

The invention relates to the technical field of air purification, and discloses an air purifier which comprises a purification box and a sweeping mechanism, wherein the purification box is connected with the connecting mechanism and is connected with the sweeping mechanism through the connecting mechanism, a plurality of partition plates are fixedly arranged inside the purification box and are sequentially divided into an anion cavity, a storage cavity, a discharge cavity and a water storage cavity from top to bottom through the plurality of partition plates, a plurality of uniformly distributed air suction pipes are fixedly connected to the side wall of the water storage cavity, and one ends of the air suction pipes, which are positioned inside the water storage cavity, are jointly and fixedly connected with a connecting pipe. This air purifier not only can adsorb immediately the purification to the dust that produces when sweeping the floor, and the adsorption band is big moreover, and can carry out automatic reciprocating to the dirt screen cloth cover and wash, prevents that it from blockking up, improves the convenience of clearance, can carry out used repeatedly to the water that washes simultaneously, reduces water wasting of resources, and can evenly throw the anion in the air, improves the effect of throwing of anion.

Description

Air purifier

Technical Field

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

Background

An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a household appliance capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollution, bacteria, allergens and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building products.

At present, along with the intelligent development of house, intelligent machine is chooseed for use by more and more people, current air purifier is generally for placing motionless, will treat the air adsorption of purification by its inside fan subassembly, purify the back through its inside absorption purification subassembly, the air escape after will purifying again, but in the daily use of actual family, especially when sweeping the floor, because the dust flies upward more, and air purifier's purification scope and efficiency are limited, lead to most position in the room not to obtain effectual purification, people still can adsorb impurity such as more dust, and mechanical filter screen in the air purifier is in order to prevent to block up, often need tear open the washing, it is comparatively loaded down with trivial details.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the air purifier, which has the advantages that a sweeping robot can be combined with the air purifier, dust which just flies up during sweeping can be quickly and fully absorbed, the purifying effect of the air purifier is improved, the mechanical filter screen can be automatically washed and cleaned, the use is convenient, and the like, and the problems that in the daily use process of a family, especially during sweeping, most directions in a room cannot be effectively purified due to more flying dust, the purifying range and the purifying efficiency of the air purifier are limited, people can adsorb more impurities such as dust, and the mechanical filter screen in the air purifier is frequently required to be detached and cleaned for preventing blockage, and is more complicated are solved.

(II) technical scheme

In order to realize the purposes that the sweeping robot can be combined with the air purifier, the dust just flying during sweeping can be quickly and fully absorbed, the purifying effect is improved, the mechanical filter screen can be automatically washed and cleaned, and the use is convenient, the invention provides the following technical scheme: the air purifier comprises a purifying box and a sweeping mechanism, wherein the purifying box is connected with a connecting mechanism and is connected with the sweeping mechanism through the connecting mechanism, a plurality of clapboards are fixedly arranged in the purifying box and are sequentially divided into an anion cavity, a storage cavity, a discharge cavity and a water storage cavity from top to bottom through the clapboards, a plurality of uniformly distributed suction pipes are fixedly connected to the side wall of the water storage cavity, one ends of the suction pipes, which are positioned in the water storage cavity, are jointly and fixedly connected with a connecting pipe, one ends of the connecting pipe, which are far away from the suction pipes, penetrate through the discharge cavity and the storage cavity and extend into the anion cavity, a dust filtering net sleeve is fixedly arranged in the storage cavity, a dust suction hopper corresponding to the dust filtering net sleeve is fixedly connected to the upper side wall of the storage cavity, a dust suction fan is fixedly arranged in the dust suction hopper, and an annular pipe is sleeved on the outer side of the dust filtering net sleeve, the device comprises a storage cavity, a cleaning box and a water storage cavity, wherein the inner wall of the annular pipe is fixedly connected with a plurality of flushing pipes which are uniformly distributed, the lower side wall of the water storage cavity is fixedly connected with a water pump, the output end of the water pump is fixedly connected with a water pipe, one end, far away from the water pump, of the water pipe penetrates through a discharging cavity and extends to the inside of the storage cavity to be fixedly communicated with the lower pipe wall of the annular pipe, the storage cavity is connected with a driving mechanism and is connected with the annular pipe through the driving mechanism, the left side wall of the storage cavity is fixedly connected with a storage battery assembly, the left end of the upper side wall of an anion cavity is provided with a gas outlet, the upper side wall of the discharging cavity is provided with a blanking port corresponding to the position of a dust filter.

Preferably, the driving mechanism comprises a motor, two reciprocating screw rods, two movable blocks and a belt, the two reciprocating screw rods are respectively and rotatably arranged at the left side and the right side inside the storage cavity through first bearings, the rod walls of the two reciprocating screw rods are respectively connected with screw rod nuts in a sliding manner, the outer side walls of the two lead screw nuts are respectively and fixedly connected with the opposite sides of the end parts of the two movable blocks through fixed holes, the opposite ends of the side walls of the two movable blocks are respectively and fixedly connected with the left side and the right side of the pipe wall of the annular pipe through circular hole distribution, the lower ends of the two reciprocating lead screws extend to the interior of the discharging cavity, and belt pulleys are fixedly sleeved at one ends of the rod walls of the two reciprocating screw rods, which are positioned in the discharging cavity, the two belt pulleys are jointly connected through belt transmission, the lower end of the motor is fixedly connected with the left end of the lower side wall of the anion cavity, and the output end of the motor is rotationally connected with the upper end of the rod wall of one reciprocating screw rod through a coupler.

Preferably, filter the backward flow mechanism and include filter cartridge, filter screen and backward flow fill, the right-hand member of filter cartridge and the left lateral wall fixed connection of purifying box, the discharge gate corresponding with the filter cartridge position is seted up to the left side wall in row material chamber, the filter screen is located the inside slip setting of filter cartridge, the upper end of backward flow fill and the lower extreme fixed connection of filter cartridge, and the backward flow fill keep away from the fixed intercommunication in the left side wall upper end of filter cartridge's one end and water storage chamber, the opening has been seted up to the upper end of filter cartridge, and open-ended one side border is connected with the lid through hinge rotation.

Preferably, the last lateral wall left end fixedly connected with anion generator in anion chamber, the upper end left side fixedly connected with and the corresponding sleeve in gas outlet position of purifying box, telescopic last inside wall is connected with the pivot through the second bearing rotation, the lower extreme fixedly connected with leaf that flow equalizes of pivot, a plurality of evenly distributed's venthole is seted up to telescopic lateral wall, and a plurality of ventholes are annular evenly distributed about telescopic axis.

Preferably, each air suction pipe is made of a corrugated hose.

Preferably, each fixed ring is fixedly sleeved at one end, located outside the purifying box, of the outer pipe wall of the air suction pipe, a first connecting block is fixedly connected to one side, close to the purifying box, of the outer ring wall of each fixed ring, a plurality of second connecting blocks are fixedly connected to the lower end of the outer side wall of the purifying box, a rotating block is rotatably connected to the side wall of each second connecting block through a pin rod, each reciprocating cylinder is fixedly connected to the side wall, away from one side of the same-side second connecting block, of each rotating block, and each side wall of each first connecting block is rotatably connected with the output end rod wall of each reciprocating cylinder through a shaft pin.

Preferably, coupling mechanism includes two backup pads, two sets of fixed blocks and two sets of fixing bolt, two the lower extreme of backup pad respectively with the upper end left and right sides fixed connection of the mechanism of sweeping the floor, two sets of the fixed block opposite ends respectively with the purifying box about lateral wall fixed connection, and two sets of fixing bolt's pole wall respectively with the upper end threaded connection of two sets of fixed blocks, two the upper end of backup pad all seted up with fixing bolt assorted screw hole.

Preferably, the upper end of the filter screen is fixedly connected with a T-shaped pull rod.

(III) advantageous effects

Compared with the prior art, the invention provides an air purifier, which has the following beneficial effects:

1. this air purifier, the mechanism of sweeping the floor through being equipped with, can carry out automatic intelligence and sweep the floor, through the purifying box that is equipped with, a plurality of baffles, a plurality of aspiration channels, the connecting pipe, the dust absorption fill, mutually supporting of dust absorption fan and filter screen cover, can adsorb immediately to the dust that wafts around when sweeping the floor, guarantee the purifying effect to the dust, drive purifier's removal through the mechanism of sweeping the floor, not only can adsorb immediately to the dust that produces when sweeping the floor and purify, purifier's removal adjusting position of can also being convenient for, increase its adsorption zone, through the ring pipe that is equipped with, a plurality of flushing pipes, mutually supporting of raceway and water pump, can carry out the automatic washing to the filter screen cover, avoid the mesh of filter screen cover, improve the convenience of clearance.

2. The air purifier can drive the annular tube to reciprocate up and down through the driving mechanism, thereby improving the washing effect of the dust filter screen sleeve, filtering and refluxing water generated during washing through the arranged filtering and refluxing mechanism, facilitating the repeated use, reducing the waste of water resources, and through the mutual matching of the arranged negative ion generator, the sleeve, the rotating shaft and the flow equalizing blade, can throw negative ions into the air, can drive the flow equalizing blades to rotate through the flowing impact of wind during air outlet, not only slows down the flow velocity blown out by the wind, but also can uniformly throw the negative ions into the air, improves the uniformity of throwing the negative ions, through the mutual matching of a plurality of fixing rings, a plurality of first connecting blocks, a plurality of second connecting blocks, a plurality of reciprocating cylinders and a plurality of rotating blocks, the plurality of air suction pipes can be vertically reciprocated, so that the adsorption range of the plurality of air suction pipes can be improved.

Drawings

FIG. 1 is a schematic view of an air purifier according to the present invention;

FIG. 2 is a schematic front sectional view of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic top view of the annular pipe of fig. 2 according to the present invention.

In the figure: the cleaning machine comprises a cleaning box 1, a sweeping mechanism 2, a partition plate 3, an air suction pipe 4, a connecting pipe 5, a dust filtering net sleeve 6, a dust suction fan 7, an annular pipe 8, a flushing pipe 9, a water pump 10, a water delivery pipe 11, a storage battery assembly 12, a motor 13, a reciprocating screw rod 14, a movable block 15, a belt 16, a filter box 17, a filter screen 18, a backflow bucket 19, a negative ion generator 20, a sleeve 21, a flow equalizing blade 22, a fixing ring 23, a rotating block 24, a reciprocating cylinder 25, a supporting plate 26, a fixing block 27 and a pull rod 28T-shaped.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an air purifier comprises a purifying box 1 and a sweeping mechanism 2, the purifying box 1 is connected with a connecting mechanism and is connected with the sweeping mechanism 2 through the connecting mechanism, a plurality of partition plates 3 are fixedly arranged inside the purifying box 1 and are sequentially divided into an anion cavity, a storage cavity, a discharge cavity and a water storage cavity from top to bottom through the partition plates 3, a plurality of uniformly distributed suction pipes 4 are fixedly connected to the side wall of the water storage cavity, one ends of the suction pipes 4, which are positioned inside the water storage cavity, are jointly and fixedly connected with a connecting pipe 5, one end of the connecting pipe 5, which is far away from the suction pipes 4, penetrates through the discharge cavity and the storage cavity and extends into the anion cavity, a dust filter screen 6 is fixedly arranged inside the storage cavity, a dust suction hopper corresponding to the position of the dust filter screen 6 is fixedly connected to the upper side wall of the storage cavity, a dust suction fan 7 is fixedly arranged inside the dust suction hopper, and a ring pipe 8 is sleeved outside the, the inner wall of the annular pipe 8 is fixedly connected with a plurality of flushing pipes 9 which are uniformly distributed, the lower side wall of the water storage cavity is fixedly connected with a water pump 10, the output end of the water pump 10 is fixedly connected with a water pipe 11, one end of the water pipe 11, which is far away from the water pump 10, penetrates through the material discharge cavity and extends into the storage cavity to be fixedly communicated with the lower pipe wall of the annular pipe 8, the storage cavity is connected with a driving mechanism and is connected with the annular pipe 8 through the driving mechanism, the left side wall of the storage cavity is fixedly connected with a storage battery component 12, the left end of the upper side wall of the anion cavity is provided with an air outlet, the upper side wall of the material discharge cavity is provided with a blanking port corresponding to the position of the dust filtering net sleeve 6, the purifying box 1 is connected with a filtering and refluxing mechanism corresponding to the position of the material discharge cavity, the left end of the upper side wall of the storage cavity is provided with, and can avoid obstacles, which is the prior art and not described in more detail.

The driving mechanism comprises a motor 13, two reciprocating screw rods 14, two movable blocks 15 and a belt 16, wherein the two reciprocating screw rods 14 are respectively positioned at the left side and the right side of the inside of the storage cavity through first bearings and are rotatably arranged, rod walls of the two reciprocating screw rods 14 are respectively connected with screw nuts in a sliding manner, the outer side walls of the two screw nuts are respectively fixedly connected with the opposite sides of the end parts of the two movable blocks 15 through fixed holes, the opposite ends of the side walls of the two movable blocks 15 are respectively fixedly connected with the left side and the right side of the pipe wall of the annular pipe 8 through circular holes, the lower ends of the two reciprocating screw rods 14 extend into the discharging cavity, belt pulleys are fixedly sleeved at one ends of the rod walls of the two reciprocating screw rods 14 positioned in the discharging cavity, the two belt pulleys are jointly connected through the belt 16 in a transmission manner, the lower end of the motor 13 is fixedly connected with the left end of the lower side wall of the negative ion cavity, and the output, the motor 13 works, can make one of them reciprocal lead screw 14 rotate, under the cooperation of two belt pulleys and belt 16, can make two reciprocal lead screws 14 rotate simultaneously to can drive two movable blocks 15 up-and-down reciprocating motion through two screw-nut, and then can drive the up-and-down reciprocating motion of ring pipe 8, with the washing scope that increases a plurality of flushing pipes 9, improve the washing effect to dust screen cover 6.

The filtering backflow mechanism comprises a filter box 17, a filter screen 18 and a backflow hopper 19, the right end of the filter box 17 is fixedly connected with the left outer side wall of the purifying box 1, a discharge hole corresponding to the position of the filter box 17 is formed in the left side wall of the discharging cavity, the filter screen 18 is located in the filter box 17 and slides inside, the upper end of the backflow hopper 19 is fixedly connected with the lower end of the filter box 17, one end, far away from the filter box 17, of the backflow hopper 19 is fixedly communicated with the upper end of the left side wall of the water storage cavity, an opening is formed in the upper end of the filter box, a box cover is connected to one side edge of the opening through a hinge in a rotating mode, water generated during washing enters the filter box 17 through the discharge hole, impurities such as dust in the water can be filtered and separated through the filter screen 18, the separated water flows back into the water storage cavity through the backflow hopper 19.

The last lateral wall left end fixedly connected with anion generator 20 in anion chamber, the upper end left side fixedly connected with of purifying box 1 and the corresponding sleeve 21 in gas outlet position, the last inside wall of sleeve 21 rotates through the second bearing and is connected with the pivot, the lower extreme fixedly connected with flow straightener 22 of pivot, a plurality of evenly distributed's venthole is seted up to the lateral wall of sleeve 21, and a plurality of ventholes are annular evenly distributed about the axis of sleeve 21, anion generator 20 can produce the anion, and can send out the anion through dust absorption fan 7 exhaust wind, exhaust wind strikes flow straightener 22, can blow flow straightener 22 and rotate, can slow down the velocity of flow of exhaust air on the one hand, slow down the disturbance to the surrounding air, on the other hand can evenly throw out the anion, improve the homogeneity of anion in the air.

Each air suction pipe 4 is made of a corrugated hose, and the ductility of the corrugated hose is good.

The outer pipe wall of every aspiration channel 4 is located the equal fixed solid fixed ring 23 that has cup jointed of outside one end of purifying box 1, and the equal fixedly connected with first connecting block in one side that the outer ring wall of every solid fixed ring 23 is close to purifying box 1, a plurality of second connecting blocks of lateral wall lower extreme fixedly connected with of purifying box 1, and the lateral wall of every second connecting block all is connected with rotatory piece 24 through the pin rod rotation, every rotatory piece 24 keeps away from the equal fixedly connected with reciprocating cylinder 25 of lateral wall of homonymy second connecting block one side, the lateral wall of every first connecting block all rotates with the output pole wall of homonymy reciprocating cylinder 25 respectively through the pivot to be connected, a plurality of reciprocating cylinder 25 work, can be at the first connecting block of homonymy, rotatory piece 24, under the cooperation of second connecting block and solid fixed ring 23, make a plurality of aspiration channels 4 reciprocal swings from top to bottom, thereby can improve the adsorption range of.

The connecting mechanism comprises two supporting plates 26, two groups of fixing blocks 27 and two groups of fixing bolts, the lower ends of the two supporting plates 26 are fixedly connected with the left side and the right side of the upper end of the sweeping mechanism 2 respectively, the opposite ends of the two groups of fixing blocks 27 are fixedly connected with the left side wall and the right side wall of the purifying box 1 respectively, rod walls of the two groups of fixing bolts are in threaded connection with the upper ends of the two groups of fixing blocks 27 respectively, threaded holes matched with the fixing bolts are formed in the upper ends of the two supporting plates 26, and the purifying box 1 is convenient to separate from the sweeping mechanism 2.

The upper end of the filter screen 18 is fixedly connected with a T-shaped pull rod 28, which is convenient for people to pull up the filter screen 18.

To sum up, this air purifier, during the use, start the mechanism 2 of sweeping the floor, can sweep the floor automatically, start induced draft fan 7, under the cooperation of rubbish pipe 5 and a plurality of aspiration channel 4, can adsorb into inside dust screen sleeve 6 with the dust that rises when sweeping the floor around the mechanism 2 of sweeping the floor immediately, thereby not only can adsorb the purification immediately to the dust that produces when sweeping the floor, the removal adjusting position of purifying box 1 that can also be convenient for, increase its adsorption range, water pump 10 work, can be through raceway 11, the annular duct 8 is from a plurality of flushing pipe 9 departments water spray, thereby can wash the dust in the dust screen sleeve 6 mesh, avoid the mesh to be blockked up, improve the convenience of wasing the clearance, need not tear the dust screen sleeve 6 open out and can accomplish its clearance.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Air purifier, including purifying box (1) and sweep floor mechanism (2), its characterized in that: the cleaning box (1) is connected with a connecting mechanism and is connected with a sweeping mechanism (2) through the connecting mechanism, a plurality of clapboards (3) are fixedly arranged inside the cleaning box (1) and are sequentially divided into an anion cavity, a storage cavity, a discharge cavity and a water storage cavity from top to bottom through the clapboards (3), a plurality of uniformly distributed suction pipes (4) are fixedly connected to the side wall of the water storage cavity, a connecting pipe (5) is fixedly connected to one end, located inside the water storage cavity, of the suction pipes (4), one end, far away from the suction pipes (4), of the connecting pipe (5) penetrates through the discharge cavity and the storage cavity and extends into the anion cavity, a dust filtering net sleeve (6) is fixedly arranged inside the storage cavity, a dust suction hopper corresponding to the position of the dust filtering net sleeve (6) is fixedly connected to the upper side wall of the storage cavity, and a dust suction fan (7) is fixedly arranged inside the dust suction hopper, the outer side of the dust filter screen sleeve (6) is sleeved with a ring-shaped pipe (8), the inner pipe wall of the ring-shaped pipe (8) is fixedly connected with a plurality of flushing pipes (9) which are uniformly distributed, the lower side wall of the water storage cavity is fixedly connected with a water pump (10), the output end of the water pump (10) is fixedly connected with a water pipe (11), one end of the water pipe (11) far away from the water pump (10) penetrates through the material discharge cavity and extends to the inside of the storage cavity to be fixedly communicated with the lower pipe wall of the ring-shaped pipe (8), the storage cavity is connected with a driving mechanism and is connected with the ring-shaped pipe (8) through the driving mechanism, the left side wall of the storage cavity is fixedly connected with a storage battery assembly (12), the left end of the upper side wall of the anion cavity is provided with a gas outlet, the upper side wall of the material discharge cavity is provided with a blanking port corresponding to the position of the dust filter screen sleeve, the left end of the upper side wall of the storage cavity is provided with a vent hole.

2. The air purifier of claim 1, wherein: the driving mechanism comprises a motor (13), two reciprocating screw rods (14), two movable blocks (15) and a belt (16), wherein the two reciprocating screw rods (14) are respectively positioned at the left side and the right side of the inside of the storage cavity through first bearings and are rotatably arranged, the rod walls of the two reciprocating screw rods (14) are respectively and slidably connected with screw nuts, the outer side walls of the two screw nuts are respectively and fixedly connected with the opposite sides of the ends of the two movable blocks (15) through fixing holes, the opposite ends of the side walls of the two movable blocks (15) are respectively and fixedly connected with the left side and the right side of the pipe wall of the annular pipe (8) through circular hole distribution, the lower ends of the two reciprocating screw rods (14) are respectively extended to the inside of the discharging cavity, one ends of the rod walls of the two reciprocating screw rods (14) positioned in the inside of the discharging cavity are respectively and fixedly connected with a belt pulley through a belt (16), the lower end of the motor (13) is fixedly connected with the left end of the lower side wall of the anion cavity, and the output end of the motor (13) is rotatably connected with the upper end of the rod wall of one reciprocating screw rod (14) through a coupler.

3. The air purifier of claim 1, wherein: filter backward flow mechanism and include filter cartridge (17), filter screen (18) and return flow fill (19), the right-hand member of filter cartridge (17) and the left lateral wall fixed connection of purifying box (1), the discharge gate corresponding with filter cartridge (17) position is seted up to the left side wall in blowdown chamber, filter screen (18) are located the inside slip setting of filter cartridge (17), the upper end of return flow fill (19) and the lower extreme fixed connection of filter cartridge (17), and return flow fill (19) keep away from the one end of filter cartridge (17) and the fixed intercommunication in left side wall upper end in water storage chamber, the opening has been seted up to the upper end of filter cartridge () and open-ended one side border is connected with the lid through hinge rotation.

4. The air purifier of claim 1, wherein: the utility model discloses a purification box, including anion chamber, last lateral wall left end fixedly connected with anion generator (20), the upper end left side fixedly connected with of purifying box (1) and the corresponding sleeve (21) of gas outlet position, the last inside wall of sleeve (21) is connected with the pivot through second bearing rotation, the lower extreme fixedly connected with of pivot leaf (22) flow equalizes, a plurality of evenly distributed's venthole is seted up to the lateral wall of sleeve (21), and a plurality of ventholes are annular evenly distributed about the axis of sleeve (21).

5. The air purifier of claim 1, wherein: each air suction pipe (4) is made of a corrugated hose.

6. The air purifier of claim 1, wherein: every the one end that the outer pipe wall of aspiration channel (4) is located purifying box (1) outside is all fixed the cup joint solid fixed ring (23), and the equal fixedly connected with first connecting block in one side that the outer rampart of every solid fixed ring (23) is close to purifying box (1), a plurality of second connecting blocks of lateral wall lower extreme fixedly connected with of purifying box (1), and the lateral wall of every second connecting block all is connected with rotatory piece (24) through the pin rod rotation, every the equal fixedly connected with reciprocating cylinder (25) of lateral wall of homonymy second connecting block one side is kept away from in rotatory piece (24), every the lateral wall of first connecting block all rotates with the output pole wall of homonymy reciprocating cylinder (25) through the pivot respectively and is connected.

7. The air purifier of claim 1, wherein: coupling mechanism includes two backup pads (26), two sets of fixed block (27) and two sets of fixing bolt, two the lower extreme of backup pad (26) respectively with the upper end left and right sides fixed connection of sweeping floor mechanism (2), two sets of fixed block (27) one end in opposite directions respectively with purifying box (1) control lateral wall fixed connection, and two sets of fixing bolt's pole wall respectively with the upper end threaded connection of two sets of fixed block (27), two the upper end of backup pad (26) all seted up with fixing bolt assorted screw hole.

8. The air purifier of claim 3, wherein: the upper end of the filter screen (18) is fixedly connected with a T-shaped pull rod (28).