CN116379551A - An improved air purifier - Google Patents

Abstract

The invention provides an improved air purifier, which includes a base, a filter cartridge for installing a filter element, and an air outlet cover with a fan. The base is provided with an air suction port and an air exhaust port, and the filter cartridge is installed There is a spiral air duct between the air suction port and the air exhaust port at the top of the top, at least one dust collecting part is arranged inside the spiral air duct near the outer wall of the spiral air duct, and a dust collection box is also provided in the base to collect The dust part is connected with the dust collection box, and the dust particles entering the dust collection part can enter the dust collection box through the dust collection part. There is also an adsorption filter mechanism between the air outlet and the spiral air duct. The adsorption filter mechanism is used to absorb un Dust particles that can get into the dust collection unit. The present invention can reduce the content of dust entering the filter cartridge and the particle diameter of the dust entering the filter cartridge, the ventilating mesh of the filter element is not easy to be blocked, the service life of the filter element is improved, and the replacement time of the filter element is delayed, thereby reducing Reduced the cost of air purifiers.

Description

An improved air purifier

technical field

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

Background technique

At present, air pollution has seriously affected people's healthy life, and the incidence of various diseases caused by air pollution is increasing. Therefore, air quality has a greater impact on people's quality of life. The air in the space is filtered and purified, but the frequency of replacing the filter element of the existing air purifier is relatively high, resulting in high cost of use and when filtering, dust particles of different diameters will be filtered at the same time, which is easy to block the ventilation of the filter element Mesh, so that the filtration efficiency of the filter element will drop more seriously after being used for a period of time.

Contents of the invention

The technical problem to be solved by the present invention is to provide an improved air purifier that can prolong the service life of the filter element inside the air purifier, reduce the frequency of replacing the filter element, have high filtration efficiency, and is not easy to block the ventilation mesh.

In order to achieve the above object, the technical solution of the present invention is achieved in the following way: an improved air cleaner, including a base, a filter cartridge for installing a filter element and an air outlet end cover with a fan, the filter cartridge is installed on the The top surface of the base, the air outlet cover is covered on the top of the filter cartridge, the base is provided with an air suction port and an air exhaust port, and the filter cartridge is installed on the top of the air exhaust port, so A spiral air duct is provided between the air suction port and the air exhaust port, and at least one dust collecting component is provided in the interior of the spiral air duct close to the outer wall of the spiral air duct, and the base is also provided with There is a dust collecting box, the dust collecting part communicates with the dust collecting box, and the dust particles entering the dust collecting part can enter the dust collecting box through the dust collecting part, and the air outlet is connected with the dust collecting part. An adsorption filter mechanism is also arranged between the spiral air ducts, and the adsorption filter mechanism is used to absorb dust particles that fail to enter the dust collection component.

Further, the adsorption filter mechanism includes a drum with a plurality of mesh holes, a belt-shaped adsorption material wound on the drum, a storage box for releasing and recovering the adsorption material, and a storage box for A driving device for continuously recovering the adsorbent material into the storage box while being released from the storage box.

Further, the driving device includes a first motor, a first gear is provided on the rotating shaft of the first motor, a first bearing is provided on the top of the drum, and a second bearing is provided on the bottom of the drum, An annular inner rack is arranged on the inner side of the drum, and the first gear meshes with the inner rack;

The storage box is arranged on the outside of the drum, and a first rotation column and a second rotation column are rotatably installed in the storage box, and the adsorption material is rolled into a cylindrical shape and sleeved on the first rotation column , the adsorption material is wound on the outer wall of the drum and the initial end of the adsorption material is wound on the second rotating column, and the second rotating column is tightly abutted against the sheathed On the first rotating column, the adsorbent material rolled into a cylindrical shape rotates with the rotation of the adsorbent material rolled into a cylindrical shape. Rotating the drum can make the adsorbent material rotate with the Displacement occurs due to the rotation of the drum.

Further, the storage box includes a box side wall and a box cover, the box cover is closed on the top of the box side wall, the bottom of the box side wall is in sealing connection with the bottom surface of the spiral air duct, the The top of the side wall of the box is sealed and connected with the top surface of the base, and a relief hole is opened on the top surface of the base corresponding to the position of the storage box, and the lid of the box is closed in the relief hole. A gap is provided between the side wall of the box and the drum for the band-shaped adsorption material to pass through, and a first chute is provided on the inner bottom surface of the storage box, and a second chute is slidably arranged in the first chute. A slider, one end of the second rotating column is rotatably mounted on the first slider, a first spring is arranged between the first slider and the first chute, and the first spring uses Pushing the first slider to slide in the direction of the first rotating column, the other end of the second rotating column is rotatably installed with a second slider, and the side wall of the box is provided with a The block slides a first frame, and a second spring is arranged on the first frame, and the second spring is used to push the second slider to slide in the direction of the first rotating column.

Further, the inside of the dust collection box is provided with dust collection grooves corresponding to the dust collection components one by one. In the working state, each of the dust collection grooves is sealed and separated, and the dust collection components are respectively connected to the corresponding dust collection grooves. The dust collecting groove is communicated and sealed.

Further, the dust collecting box includes a top plate, a bottom plate, a side wall plate and a partition for dividing the inside of the dust collecting box into each of the dust collecting grooves, and the bottom plate is detachably sealed and connected to the At the bottom of the dust collection box, at least one connection hole is provided in the dust collection box, and connection columns corresponding to the connection holes are provided on the bottom plate.

Further, the air suction port is set on the side of the base, the air exhaust port is set on the top surface of the base, the dust collecting part includes a dust collecting head and a dust collecting rod, and the dust collecting head is in the shape of a groove shape, the dust collection rod is hollow and communicated with the dust collection head, the dust collection rod passes through the spiral air duct and the top plate and is sealed and connected with the corresponding dust collection groove, and the dust collection head The orientation of the opening is opposite to the movement direction of the wind in the spiral air duct.

Further, a lifting device is also provided in the base, and the lifting device can drive the dust collecting box to move up and down in the base and make the dust collecting box communicate with and separate from the dust collecting component. The base is provided with an entry and exit slot for the dust collection box to enter and exit, and a handle is provided on the outer surface of the side wall plate at the position corresponding to the entry and exit slot of the dust collection box.

Further, the lifting device includes a bearing plate, a connecting cylinder installed on the bottom of the bearing plate with internal threads, a threaded column installed on the bottom of the base and screwed with the connecting cylinder, installed on the The second gear at the bottom of the threaded column, the worm gear that is connected with the second gear and the second motor that is connected to the worm and drives the worm to rotate, the bottom of the base is also provided with a mounting plate, so One end of the threaded post is rotatably connected to the bottom surface of the base, and the other end of the threaded post is rotatably mounted on the mounting plate and protrudes from the mounting plate to be screwed with the connecting cylinder. The threaded column rotates to reciprocate up and down on the threaded column and drives the bearing plate to reciprocate up and down in the base.

Further, the air outlet end cover is also provided with a dust-proof end cover, the air outlet end cover is provided with a plurality of first air outlet holes, and the dust-proof end cover is provided with a plurality of first air outlets. The air outlet holes correspond to the second air outlet holes one by one, the dust-proof end cover is rotatably matched with the air outlet end cover, and the dust-proof end cover can be rotated to open and close the first air outlet hole;

The side of the air outlet end cover is provided with a groove, the inside of the groove is provided with a power switch capable of turning on and off the fan, and the position of the dustproof end cover corresponding to the groove is provided with a contact part, the contact part can turn on and off the power switch.

The beneficial effects of the present invention are reflected in:

The present invention arranges a spiral air duct between the air suction port and the air exhaust port, and the dust particles contained in the wind entering the spiral air duct will approach the outer wall of the spiral air duct under the action of centrifugal force, and the wind without dust particles or The wind with less dust particle content will be close to the inner wall of the spiral air duct, and a dust collecting part is arranged near the outer wall of the spiral air duct. The dust particles enter the dust collecting part under the action of inertial force and pass through the dust collecting part The components finally enter the dust collection box, and the dust particles that fail to enter the dust collection components are adsorbed by setting an adsorption filter mechanism, further reducing the content of dust entering the filter cartridge and reducing the particle diameter of the dust entering the filter cartridge. The particle diameter of the dust entering the filter cartridge is limited within a certain range, so the air mesh of the filter element is not easy to be blocked, which improves the service life of the filter element and delays the replacement time of the filter element, thereby reducing the cost of the air purifier. , has good social benefits, and is worthy of further promotion and application.

Description of drawings

The drawings constituting a part of the present invention are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention. In the attached picture:

Figure 1 is a perspective view of an improved air cleaning device according to an embodiment of the present invention;

Fig. 2 is the front view of the improved air cleaning device described in an embodiment of the present invention;

Fig. 3 is the enlarged view of F place in Fig. 2;

Fig. 4 is the sectional view of A-A place in Fig. 2;

Fig. 5 is the sectional view of B-B place in Fig. 2;

Figure 6 is an enlarged view at G in Figure 5;

Fig. 7 is the sectional view of C-C place in Fig. 2;

Figure 8 is an enlarged view at H in Figure 7;

Fig. 9 is a cross-sectional view at D-D in Fig. 2;

Fig. 10 is the sectional view of E-E place among Fig. 2;

Fig. 11 is a left view of the improved air cleaning device according to an embodiment of the present invention;

Fig. 12 is the sectional view of I-I place among Fig. 11;

Figure 13 is an enlarged view at J in Figure 12;

Fig. 14 is an enlarged view at K place in Fig. 12;

Fig. 15 is a structural view of the dustproof end cover of the improved air cleaning device according to an embodiment of the present invention.

Explanation of reference signs:

1-base, 11-spiral air duct, 111-suction outlet, 112-air exhaust outlet, 12-inlet and outlet slot, 13-installation plate, 14-chute, 15-thread connection, 16-adsorption filter mechanism, 161 -Drum, 1611-mesh, 1612-internal rack, 162-absorption material, 163-storage box, 1631-the first rotating column, 16311-the first chute, 16312-the first slider, 16313-the first A spring, 1632-the second rotating column, 16321-the second slider, 16322-the first groove frame, 16323-the second spring, 1633-the side wall of the box, 1634-the box cover, 1635-the roller, 16351-the second Chute, 16352-the third slider, 16353-the third spring, 16354-the fourth slider, 16355-the second groove frame, 16356-the fourth spring, 164-the first motor, 165-the first gear, 166- The first bearing, 167-the second bearing, 17-relief hole, 18-gear ring, 2-filter cartridge, 3-air outlet cover, 31-fan, 32-first air outlet hole, 33-groove, 34-power switch, 4-dust collection parts, 41-dust collection head, 42-dust collection rod, 43-air bag sleeve, 5-dust collection box, 51-top plate, 511-through hole, 52-bottom plate, 521- Connecting column, 53-side wall plate, 54-partition plate, 55-dust collecting tank, 56-connecting hole, 57-handle, 58-positioning block, 6-lifting device, 61-loading plate, 611-limiting slider , 612-supporting plate, 613-limiting part, 6131-positioning groove, 62-connecting cylinder, 63-thread column, 64-second gear, 65-worm, 66-motor, 7-dustproof end cover, 71 - the second air outlet, 72 - the contact part.

Detailed ways

The technical solutions in the embodiments of the invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the invention. Obviously, the described embodiments are only part of the embodiments of the invention, not all of them. In the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. Based on the embodiments of the invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the protection scope of the invention.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the invention, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). ) under the relative positional relationship, movement conditions, etc. between the various components, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the invention, the descriptions of "first", "second", etc. Relative importance or implicit indication of the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the meaning of "and/or" appearing in the whole text includes three parallel schemes, taking "A and/or B" as an example, including scheme A, scheme B, or schemes that both A and B satisfy. In addition, "plurality" means two or more. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , nor within the scope of protection claimed by the invention.

See Figures 1 through 15.

An improved air cleaner of the present invention comprises a base 1, a filter cartridge 2 for installing a filter element and an air outlet cover 3 with a fan 31, the filter cartridge 2 is installed on the top surface of the base 1, and the The air outlet end cover 3 is covered on the top of the filter cartridge 2, the base 1 is provided with an air suction port 111 and an air discharge port 112, and the filter cartridge 2 is installed on the top of the air discharge port 112, so A spiral air duct 11 is provided between the air suction port 111 and the air exhaust port 112, and at least one dust collecting component 4 is provided in the interior of the spiral air duct 11 close to the outer wall of the spiral air duct 11, The base 1 is also provided with a dust collection box 5, the dust collection component 4 communicates with the dust collection box 5, and the dust particles entering the dust collection component 4 can enter the dust collection component 4 through the dust collection component 4. In the dust collecting box 5, an adsorption filter mechanism 16 is also provided between the air exhaust port 112 and the spiral air duct 11, and the adsorption filter mechanism 16 is used to absorb dust particles that fail to enter the dust collection component 4, The content of the dust entering the filter cartridge 2 and the particle diameter of the dust entering the filter cartridge 2 are further reduced.

The present invention arranges a spiral air duct between the air suction port and the air exhaust port, and the dust particles contained in the wind entering the spiral air duct will approach the outer wall of the spiral air duct under the action of centrifugal force, and the wind without dust particles or The wind with less dust particle content will be close to the inner wall of the spiral air duct, and a dust collecting part is arranged near the outer wall of the spiral air duct. The dust particles enter the dust collecting part under the action of inertial force and pass through the dust collecting part The components finally enter the dust collection box, and the dust particles that fail to enter the dust collection components are adsorbed by setting an adsorption filter mechanism, further reducing the content of dust entering the filter cartridge and reducing the particle diameter of the dust entering the filter cartridge. The particle diameter of the dust entering the filter cartridge is limited within a certain range, so the air mesh of the filter element is not easy to be blocked, which improves the service life of the filter element and delays the replacement time of the filter element, thereby reducing the cost of the air purifier. , has good social benefits, and is worthy of further promotion and application.

In one embodiment, the adsorption filter mechanism 16 includes a drum 161 with a plurality of mesh holes 1611, and a strip-shaped adsorption material 162 wound on the drum 161 for releasing and recovering the The storage box 163 of the adsorption material 162 and the driving device for releasing the adsorption material 162 from the storage box 163 and continuously recovering it into the storage box 163 at the same time. With this design, the new adsorption material is constantly coming out of the storage box through the driving device, and the adsorption material that has absorbed dust is continuously recovered by the storage box, so that the adsorption filter mechanism always maintains a good ability to absorb dust, which can effectively reduce the dust entering the filter cartridge. The content of dust inside.

Preferably, the adsorption material 162 is dust-proof air-permeable filter paper or non-woven fabric.

In one embodiment, the driving device includes a first motor 164, a first gear 165 is arranged on the rotating shaft of the first motor 164, a first bearing 166 is arranged on the top of the rotating cylinder 161, and the rotating cylinder The bottom of 161 is provided with a second bearing 167, and the inner surface of the drum 161 is provided with an annular internal rack 1612, and the first gear 165 is meshed with the internal rack 1612;

The storage box 163 is arranged on the outside of the drum 161, and the first rotation column 1631 and the second rotation column 1632 are rotatably installed in the storage box 163, and the adsorption material 162 is rolled into a cylindrical shape and sleeved on the storage box 163. On the first rotating column 1631, the adsorption material 162 is wound on the outer wall of the rotating drum 161 and the initial end of the adsorption material 162 is wound on the second rotating column 1632, the second The rotating column 1632 closely abuts on the cylindrically rolled adsorption material 162 sleeved on the first rotating column 1631, and rotates with the rotation of the cylindrically rolled adsorbent material 162, Rotating the drum 161 can cause the adsorption material 162 to be displaced along with the rotation of the drum 161 .

In specific implementation, the first motor 164 drives the first gear 165 to rotate, and the first gear 165 meshes with the internal rack 1612 and drives the rotating drum 161 to rotate, and is wound around the rotating drum 161. The position of the adsorption material 162 on the drum 161 changes continuously with the rotation of the rotating drum 161, and a pulling force is applied to the adsorbent material 162 rolled into a column, and the coiled column The adsorption material 162 starts to rotate and releases the adsorption material 162 out of the storage box 163. Because the second rotating column 1632 is closely attached to the cylindrical adsorption material 162, the second The second rotating column 1632 rotates with the rotation of the cylindrically rolled adsorbent material 162 , and at the same time winds up the adsorbent material 162 that moves to the side of the second rotating column 1632 along with the rotating drum 161 . Such a design can realize the synchronous action of recovery and release of the adsorption material, and can recover the same length of the adsorption material while releasing the adsorption material of a certain length, and this method will not cause damage to the adsorption material itself.

In one embodiment, the storage box 163 includes a box side wall 1633 and a box cover 1634, the box cover 1634 is closed on the top of the box side wall 1633, the bottom of the box side wall 1633 is in contact with the spiral The bottom surface of the air duct 11 is sealed and connected, the top of the box side wall 1633 is sealed and connected with the top surface of the base 1, and the top surface of the base 1 is provided with a relief hole 17 corresponding to the position of the storage box 163, The box cover 1634 is closed in the relief hole 17, a gap is provided between the side wall 1633 of the box and the drum 161 for the strip-shaped adsorption material 162 to pass through, and the storage box 163 There is a first slide groove 16311 on the inner bottom surface of the first slide groove 16311, and a first slide block 16312 is slidably arranged in the first slide groove 16311, and one end of the second rotating column 1632 is rotatably mounted on the first slide block 16312, so that A first spring 16313 is provided between the first sliding block 16312 and the first sliding groove 16311, and the first spring 16313 is used to push the first sliding block 16312 to slide in the direction of the first rotating column 1631 , the other end of the second rotating column 1632 is rotatably installed with a second slider 16321, and the side wall 1633 of the box is provided with a first groove frame 16322 for the sliding of the second slider 16321, and the first groove The frame 16322 is provided with a second spring 16323 , and the second spring 16323 is used to push the second sliding block 16321 to slide in the direction of the first rotating post 1631 . Such a design can effectively prevent the air in the spiral air duct from directly entering the drum from the position of the storage box without the adsorption material by setting the side wall of the box. The distance between the columns will change. By setting the first slider, the second slider, the first spring and the second spring, the second rotating column can always be in close contact with the first rotating column regardless of this change. superior.

Preferably, two second sliding slots 16351 are provided in the storage box 163, one of the second sliding slots 16351 is provided at the position where the adsorption material 162 exits the corresponding gap of the storage box 163 , the other second chute 16351 is opened at the position where the adsorption material 162 enters the corresponding gap of the storage box 163, and the two second chute 16351 are respectively provided with The third slider 16352 sliding in the second chute 16351, the roller 1635 is rotatably installed on the third slider 16352, and the third spring is arranged between the third slider 16352 and the second chute 16351 16353 , the third spring 16353 is used to push the third slider 16352 to slide towards the direction of the drum 161 , and make the roller 1635 press the adsorption material 162 on the drum 161 . Such a design can prevent the adsorption material from being scraped when it enters and exits the gap, ensures that the adsorption material enters and exits the gap smoothly, and at the same time can make the adsorption material closely adhere to the side of the drum and not be blown up by the wind.

Preferably, one end of the roller 1635 is rotatably mounted on the third slider 16352, and the other end is rotatably mounted with a fourth slider 16354, and the side wall 1633 of the box is provided with a support for the third slider 16352. The second sliding frame 16355 is provided with a fourth spring 16356 for pushing the third sliding block 16352 to slide in the direction of the drum 161 . This design enables the rollers to move more smoothly, and at the same time can better make the rollers press the adsorption material on the drum.

Preferably, the top and bottom of the spiral air channel 11 are provided with retaining rings 18 corresponding to the positions of the rotating drum 161, and the retaining rings 18 can prevent the adsorption material 162 on the rotating drum 161 from In the process of moving away from the surface of the rotating drum 161 , there is no retaining ring 18 corresponding to the position inside the storage box 163 . This design can ensure the stability of the adsorption material during movement and reduce the occurrence of accidents. There is no stop ring at the position in the corresponding storage box to facilitate the entry and exit of the adsorption material into the storage box.

In one embodiment, the inside of the dust collection box 5 is provided with dust collection grooves 55 corresponding to the dust collection components 4 one by one. In the working state, each of the dust collection grooves 55 is sealed and separated. The dust collecting components 4 communicate and seal with the corresponding dust collecting grooves 55 respectively. With this design, the dust enters the dust collecting tank through the dust collecting parts. Because the dust collecting tanks are sealed and separated, the air pressure in the dust collecting tank is always kept constant with the air pressure at the end of the dust collecting parts, and the inside is not There will be a surge of air flow, so the dust in the dust collection part will automatically sink into the dust collection tank, and it is guaranteed that the dust in the dust collection tank will not run out.

In one embodiment, the dust collecting box 5 includes a top plate 51, a bottom plate 52, a side wall plate 53, and a partition 54 for dividing the interior of the dust collecting box 5 into each of the dust collecting grooves 55. The bottom plate 52 is detachably sealed and connected to the bottom of the dust collection box 5, and at least one connection hole 56 is also provided in the dust collection box 5, and the bottom plate 52 is provided with holes corresponding to the connection holes 56. The connecting column 521 installed. With this design, when the dust in the dust collection box needs to be cleaned, the dust collection box is taken out, and the dust inside the dust collection box can be cleaned more conveniently by separating the bottom plate from the dust collection box. The column can play a positioning role when the bottom plate and the dust collection box are reinstalled, which is convenient for the installation and positioning of the bottom plate and the dust collection box. function, so that the bottom plate and the dust box move synchronously, and keep the relative position of the bottom plate in the dust box from not changing greatly.

Preferably, the joints of the side wall plate 53 and the partition plate 54 with the bottom plate 52 are provided with a sealing strip and/or a sealing ring, and the bottom plate 52 is sealed and connected to the dust box through the sealing strip and/or sealing ring 5 bottom.

Preferably, one connection hole 56 is provided, and the connection hole 56 is in a polygonal shape, and the connection column 521 has the same inner shape and corresponding size as the connection hole 56 .

In one embodiment, the air suction port 111 is set on the side of the base 1, the air exhaust port 112 is set on the top surface of the base 1, and the dust collecting part 4 includes a dust collecting head 41 and a dust collecting head 41. Rod 42, the dust collecting head 41 is groove-shaped, the dust collecting rod 42 is hollow and communicated with the dust collecting head 41, the dust collecting rod 42 passes through the spiral air duct 11 and the top plate 51 is sealingly connected with the corresponding dust collecting groove 55 , and the opening of the dust collecting head 41 is opposite to the movement direction of the wind in the spiral air duct 11 . With this design, the design of the air suction port on the side of the base is simple and easy to manufacture; the air exhaust port is arranged on the top surface of the base for easy installation and connection with the filter cartridge; The direction of movement is opposite so that during the movement of the wind, large particles of impurity dust with a larger mass will automatically enter the interior of the dust collection head and enter the dust collection tank through the dust collection rod under the action of inertia.

In one embodiment, the base 1 is also provided with a lifting device 6, the lifting device 6 can drive the dust box 5 to move up and down in the base 1 and make the dust box 5 and the The dust collecting part 4 is connected and separated, and the base 1 is provided with an entry and exit slot 12 for the dust collection box 5 to enter and exit, and the side wall at the position corresponding to the entry and exit slot 12 of the dust collection box 5 A handle 57 is provided on the outer side of the plate 53 . With this design, when it is necessary to clean the dust in the dust box, the dust box is lowered and separated from the dust collection parts through the lifting device, and the dust box is pulled out from the base by the handle. When the cleaning is completed, the dust box Place it in the base, and use the lifting device to raise the dust box and re-seal the dust collection parts.

Preferably, the part of the dust collecting rod 42 passing through the spiral air duct 11 is covered with a T-shaped air bag sleeve 43, the air bag sleeve 43 is hollow and elastic, and the inside is filled with gas. One end of the airbag sleeve 43 with a smaller diameter is sheathed on the bottom end of the dust collecting rod 42 , and a through hole 511 is opened on the position of the top plate 51 corresponding to the dust collecting rod 42 ;

When the lifting device 6 drives the dust collecting box 5 to move upward, the end of the air bag sleeve 43 sleeved on the dust collecting rod 42 with a smaller diameter can pass through the through hole 511 and extend into the corresponding dust collection groove 55, and finally extrude the larger diameter part of the airbag sleeve 43 as the dust collection box 5 rises continuously so that the internal gas of the airbag sleeve 43 As the pressure rises, the internal gas pressure of the airbag sleeve 43 increases so that the diameter of the smaller end of the airbag sleeve 43 becomes larger and finally fills the through hole 511 so that the dust collection rod 42 and The corresponding dust collecting grooves 55 in the dust collecting box 5 are sealed and connected. This design facilitates the formation of a sealed connection between the dust collection rod and the dust collection tank, and when the dust in the dust collection box needs to be cleaned, the dust collection box is lowered by the lifting device, and the air pressure in the air bag casing will change accordingly. If it is small, a gap will be formed between the dust collection rod and the through hole, which is conducive to disassembly. There is a gap between the dust collection rod and the through hole, so the dust collection rod is easy to pass through the through hole, and as the top plate moves upwards, the larger diameter part of the air bag sleeve is squeezed to make the body of the air bag sleeve The diameter of the smaller diameter end of the pressure riser sleeve sleeve changes and eventually fills the through hole to re-form a seal between the dust collection rod and the dust collection groove.

In one embodiment, the lifting device 6 includes a bearing plate 61, a connecting cylinder 62 installed on the bottom of the bearing plate 61 with internal threads, installed on the bottom of the base 1 and screwed with the connecting cylinder 62 Cooperating threaded post 63, the second gear 64 installed at the bottom of the threaded post 63, the worm 65 that is drivingly matched with the second gear 64, and the worm 65 that is connected with the worm 65 and drives the worm 65 to rotate The second motor 66, the bottom of the base 1 is also provided with a mounting plate 13, one end of the threaded post 63 is rotatably connected to the bottom surface of the base 1, and the other end of the threaded post 63 is rotatably installed on the mounting plate 1. The mounting plate 13 is spirally connected with the connecting cylinder 62 on the plate 13, and the connecting cylinder 62 moves up and down on the threaded column 63 with the rotation of the threaded column 63 and drives the bearing plate 61 Do reciprocating movement up and down in the base 1. In such a design, the second motor drives the worm to rotate and then drives the second gear to rotate, and finally the threaded column rotates, and the rotation of the threaded column drives the connecting cylinder to reciprocate up and down on the threaded column, and finally makes the bearing plate reciprocate up and down in the base , The design is simple, the threaded column is used to bear the weight of the load plate and the dust box, and the structure is reliable.

Preferably, the internal thread of the connecting cylinder 62 and the thread on the threaded post 63 are both fine threads. With this design, the self-locking property between the connecting cylinder and the threaded column is good, and the displacement of the bearing plate in the up and down direction is not easy to occur.

Preferably, a limit slider 611 is provided on the side of the bearing plate 61, and a vertical stop that matches the limit slider 611 is provided on the side wall of the base 1 corresponding to the position of the limit slider 611. The third chute 14. In this design, by setting the limit slider and the third vertical chute, it can be ensured that the bearing plate does not rotate during the movement, and the connection between the dust box and the dust collection component can be ensured.

Preferably, the carrying plate 61 includes a supporting plate 612 connected to the connecting cylinder 62 and a limiting portion 613 installed on the top surface of the supporting plate 612, and the limiting portion 613 is arranged in a strip shape of an arc At a position close to the edge of the supporting plate 612 , at least one positioning groove 6131 is provided on the limiting portion 613 , and a positioning block 58 matching the positioning groove 6131 is provided on the dust collecting box 5 . In this design, the supporting plate is used to carry the dust collection box, and the position of the dust collection box relative to the position of the bearing plate can be fixed by setting the positioning part, the positioning groove and the positioning block, which is beneficial to the connection between the dust collection box and the dust collection component.

Preferably, the limiting portion 613 is in the shape of a semi-circular arc, and the dust box 5 can be fitted and separated from the limiting portion 613 by pulling. Two positioning grooves 6131 are provided in On the surfaces of the two ends of the limiting portion 613 , the positioning blocks 58 are arranged on the side surfaces of the dust box 5 . With this design, the user can place the dust collecting box on the carrying plate by pulling it, which reduces the labor intensity of the user when cleaning the dust collecting box and makes the user's use more convenient.

Preferably, the top surface of the base 1 is provided with a threaded threaded connection part 15 corresponding to the position of the air exhaust port 112, the filter cartridge 2 is threaded with the threaded connection part 15, and the air outlet end A cover 3 is screw mounted on top of the filter cartridge 2 . This design facilitates the replacement of the filter element for the filter cartridge, and the design is simple and reasonable.

In one embodiment, the air outlet end cover 3 is also provided with a dust-proof end cover 7, the air outlet end cover 3 is provided with a plurality of first air outlet holes 32, and the dust-proof end cover 7 is provided with There are second air outlet holes 71 corresponding to a plurality of the first air outlet holes 32 one by one, the dust-proof end cover 7 is rotatably matched with the air outlet end cover 3, and the dust-proof end cover 7 is rotated The first air outlet hole 32 can be opened and closed;

The side of the air outlet end cover 3 is provided with a groove 33, the inside of the groove 33 is provided with a power switch 34 capable of opening and closing the fan 31, and the corresponding groove of the dustproof end cover 7 A contact portion 72 is provided at the position of 33, and the contact portion 72 can turn on and off the power switch 34. Designed in this way, when the first air outlet is opened by rotating the dust-proof end cover, the contact part turns on the power switch, and when the first air outlet is closed, the contact part turns off the power switch, so that the cleaning device can be avoided when the cleaning device is not working. In this state, external dust enters the interior of the purification device through the first air outlet hole, which ensures the cleanliness of the interior of the purification device and prevents it from being polluted by the outside world.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (10)

1. An improved generation air purifier, its characterized in that: including base (1), be used for installing filter cartridge (2) and have air-out end cover (3) of fan (31), it installs to strain cartridge (2) the top surface of base (1), air-out end cover (3) lid closes strain the top of cartridge (2), be equipped with inlet scoop (111) and air exit (112) on base (1), strain cartridge (2) and install the top of air exit (112), inlet scoop (111) with be provided with spiral wind channel (11) between air exit (112), the inside of spiral wind channel (11) is close to the position department of the lateral wall of spiral wind channel (11) is provided with at least one dust collection part (4), still be provided with dust collection box (5) in base (1), dust collection part (4) with dust collection box (5) intercommunication, get into dust particles in dust collection part (4) can get into through dust collection part (4) dust collection box (5), inlet (112) with spiral wind channel (11) between be provided with spiral wind channel (16) still have adsorption unit (16) and fail to adsorb dust collection part (16) in the dust collection part (16).

2. The improved air purifier as recited in claim 1, wherein: the adsorption and filtration mechanism (16) comprises a rotary drum (161) with a plurality of meshes (1611), an adsorption material (162) wound on the rotary drum (161) in a belt shape, a storage box (163) for releasing and recycling the adsorption material (162), and a driving device for enabling one side of the adsorption material (162) to be released from the storage box (163) and the other side to be continuously recycled into the storage box (163).

3. The improved air purifier as recited in claim 2, wherein: the driving device comprises a first motor (164), a first gear (165) is arranged on a rotating shaft of the first motor (164), a first bearing (166) is arranged at the top of the rotary drum (161), a second bearing (167) is arranged at the bottom of the rotary drum (161), an annular internal tooth rack (1612) is arranged on the inner side surface of the rotary drum (161), and the first gear (165) is meshed with the internal tooth rack (1612);

the storage box (163) is arranged outside the rotary cylinder (161), a first rotary column (1631) and a second rotary column (1632) are rotatably arranged in the storage box (163), the adsorption material (162) is coiled into a cylinder and sleeved on the first rotary column (1631), the adsorption material (162) is wound on the outer side wall of the rotary cylinder (161) and the initial end of the adsorption material (162) is wound on the second rotary column (1632), the second rotary column (1632) is tightly abutted against the adsorption material (162) coiled into a cylinder sleeved on the first rotary column (1631), and rotates along with the rotation of the adsorption material (162) coiled into a cylinder, and the rotary cylinder (161) can enable the adsorption material (162) to displace along with the rotation of the rotary cylinder (161).

4. An improved air purifier as recited in claim 3, wherein: the storage box (163) comprises a box side wall (1633) and a box cover (1634), the box cover (1634) covers the top of the box side wall (1633), the bottom of the box side wall (1633) is in sealing connection with the bottom surface of the spiral air duct (11), the top of the box side wall (1633) is in sealing connection with the top surface of the base (1), a yielding hole (17) is formed in the position of the top surface of the base (1) corresponding to the storage box (163), the box cover (1634) covers the yielding hole (17), a gap for a strip-shaped adsorption material (162) to pass through is formed between the box side wall (1633) and the rotary drum (161), a first sliding groove (16311) is formed in the inner bottom surface of the storage box (163), a first sliding groove (16311) is arranged, one end of the second rotary post (1632) is rotatably mounted on the first sliding block (16312), a first sliding groove (16311) is rotatably mounted on the first sliding block (16312), a second sliding spring (1632) is rotatably mounted between the first sliding post (1633) and the first sliding post (1632) in the first sliding direction (1632), the box side wall (1633) is provided with a first groove frame (16322) for the second sliding block (16321) to slide, the first groove frame (16322) is provided with a second spring (16323), and the second spring (16323) is used for pushing the second sliding block (16321) to slide towards the direction of the first rotating column (1631).

5. The improved air purifier of any one of claims 1 to 4, wherein: the dust collecting box (5) is internally provided with dust collecting grooves (55) which are in one-to-one correspondence with the dust collecting parts (4), and in the working state, the dust collecting grooves (55) are sealed and separated, and the dust collecting parts (4) are respectively communicated and sealed with the corresponding dust collecting grooves (55).

6. The improved air purifier as recited in claim 5, wherein: the dust box (5) comprises a top plate (51), a bottom plate (52), side wall plates (53) and a partition plate (54) for dividing the inside of the dust box (5) into dust collecting grooves (55), the bottom plate (52) is detachably and hermetically connected to the bottom of the dust box (5), at least one connecting hole (56) is further formed in the dust box (5), and connecting columns (521) which are installed in one-to-one correspondence with the connecting holes (56) are arranged on the bottom plate (52).

7. The improved air purifier as recited in claim 6, wherein: the air suction opening (111) is arranged on the side face of the base (1), the air exhaust opening (112) is arranged on the top face of the base (1), the dust collecting component (4) comprises a dust collecting head (41) and a dust collecting rod (42), the dust collecting head (41) is in a groove shape, the dust collecting rod (42) is hollow and is communicated with the dust collecting head (41), the dust collecting rod (42) penetrates through the spiral air duct (11) and the top plate (51) to be in sealing connection with the corresponding dust collecting groove (55), and the opening direction of the dust collecting head (41) is opposite to the movement direction of wind in the spiral air duct (11).

8. The improved air purifier as recited in claim 7, wherein: still be provided with elevating gear (6) in base (1), elevating gear (6) can drive dust collection box (5) are in reciprocate in base (1) and make dust collection box (5) with dust collection part (4) intercommunication and separation, open on base (1) have confession dust collection box (5) go in and out notch (12), the correspondence of dust collection box (5) go in and out notch (12) position department be provided with handle (57) on the lateral surface of lateral wall board (53).

9. The improved air purifier as recited in claim 8, wherein: the lifting device (6) comprises a bearing plate (61), a connecting cylinder (62) arranged at the bottom of the bearing plate (61) and provided with internal threads, a threaded column (63) arranged at the bottom of the base (1) and in spiral fit with the connecting cylinder (62), a second gear (64) arranged at the bottom of the threaded column (63), a vortex rod (65) in transmission fit with the second gear (64) and a second motor (66) connected with the vortex rod (65) and driving the vortex rod (65) to rotate, a mounting plate (13) is further arranged at the bottom of the base (1), one end of the threaded column (63) is rotationally connected to the bottom surface of the base (1), the other end of the threaded column (63) is rotationally arranged on the mounting plate (13) in a penetrating mode and is in spiral connection with the connecting cylinder (62), and the connecting cylinder (62) is rotationally driven to reciprocate up and down along with the threaded column (63) to drive the bearing plate (61) to reciprocate up and down.

10. The improved air purifier of any one of claims 1 to 4, wherein: the air outlet end cover (3) is further provided with a dustproof end cover (7), the air outlet end cover (3) is provided with a plurality of first air outlet holes (32), the dustproof end cover (7) is provided with second air outlet holes (71) which are in one-to-one correspondence with the first air outlet holes (32), the dustproof end cover (7) is in rotary fit with the air outlet end cover (3), and the dustproof end cover (7) can open and close the first air outlet holes (32) through rotation;

the side of air-out end cover (3) is provided with recess (33), the inside of recess (33) is provided with can open and close switch (34) of fan (31), dustproof end cover (7) correspond recess (33) position department is provided with contact portion (72), contact portion (72) can open and close switch (34).

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