CN212431312U - Air purifier with replaceable filter element - Google Patents

Abstract

The utility model discloses an air purifier with replaceable filter element, belonging to the technical field of air purifier, comprising a machine body, wherein the top of the machine body is provided with an air inlet, the bottom of the machine body is provided with an air outlet, the air outlet is connected with a vacuum pump, the interior of the machine body is sequentially provided with a primary filter chamber and an adsorption filter chamber from top to bottom, the bottoms of the primary filter chamber and the adsorption filter chamber are welded with filter screens, the interior of the primary filter chamber is connected with the filter bag, the bag mouth of the filter bag is pressed and buckled on the surface of the air inlet through a fixed ring, the inner side wall of the adsorption filter chamber is welded with a fixed frame, the fixed frame is made of a steel rod and is umbrella-shaped, the surface of the fixed frame is bonded with a rubber layer, the fixed frame is inserted into the inner side wall of a cylindrical groove, the air purification is more thorough, and the quality is higher.

Description

Air purifier with replaceable filter element

Technical Field

The utility model relates to an air purifier technical field especially relates to an air purifier of removable filter core.

Background

Air purifier is also known as "air cleaner", air freshener, clarifier, refer to and can adsorb, decompose or change various air contaminant (generally include PM 2.5, dust, pollen, peculiar smell, decoration pollution such as formaldehyde, bacterium, allergen etc.), effectively improve the household electrical appliances of air cleanliness, mainly divide into family expenses, commercial, industry, building, current air cleaner's filter core filter effect can lead to the effect to worsen along with the filter time increases, consequently need change the filter core after a period of time, because long-time the use in current air cleaner casing, when the filter effect is not good, inside air quality worsens, easily breed the bacterium.

The air purifier of a removable filter core that publishes in patent number 201710875958.9, through the air quality in the air quality detection sensor real-time supervision casing, be convenient for in time inform the user renew cartridge, guarantee the filtration effect, set up the shower head in the casing, be convenient for in time wash inside the casing, guarantee inside cleanness. The setting of apopore and guiding gutter is convenient for lead out the casing with the water after wasing outside, and the setting of fan is convenient for guarantee the drying in the casing and guarantee air purifier to placing the gaseous purification efficiency in space. The ultraviolet lamp is arranged, so that the breeding bacteria in the shell can be killed conveniently.

The replaceable filter cartridge air purifier disclosed in the above patent has the following disadvantages: 1. the air purifier with the replaceable filter element disclosed in the patent is inconvenient for replacing the filter element, and when the filter element needs to be replaced, the shell of the machine body needs to be disassembled to take out the filter element, which is very troublesome; 2. the air purifier with the replaceable filter element disclosed in the patent is only provided with one filter layer, so that the air is not thoroughly purified, and the quality of the treated air is low; therefore, the air purifier with the replaceable filter element is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air purifier with replaceable filter element, the utility model is convenient for replacing the filter element, when the dust in the filter bag is full, the fixing ring is taken down, the hand-pulling belt tightens the filter bag opening, the filter bag full of dust is pulled out from the air inlet at the top of the machine body, after the internal dust is cleaned, the clean filter bag is put into the primary filter chamber, the air inlet is covered by the filter bag opening, the mounting groove of the fixing ring is buckled at the air inlet, the rubber layer of the inner side wall of the mounting groove is soft and elastic, the filter bag is fixed and does not slide down, when the pole carbon core filter element is invalid, the door is opened by hand, the invalid pole carbon core filter element is directly pulled out, the columnar groove at the axle center of the new pole carbon core filter element is aligned to the head part of the fixing frame, the umbrella-shaped fixing frame of the pole carbon core filter element slides to the inside of the adsorption filter chamber, the umbrella-shaped fixing frame is propped along the, meanwhile, the rubber layer adhered to the surface of the umbrella-shaped fixing frame is soft and elastic, the fixing effect is improved, the rigid umbrella-shaped fixing frame is prevented from scratching the carbon core filter element, when the filter sheet fails and needs to be replaced, the failed filter sheet is directly taken down from the fixing groove, and a new filter sheet is arranged in the fixing groove, the air purifier has multiple layers of filter elements, the air purification is thorough, the quality is high, the air to be purified passes through a primary filter chamber, the filter bag is made of polyester needle felt, the air purifier has the advantages of high porosity, good air permeability, high dust collection efficiency, long service life and the like of common felt filter cloth, the temperature resistance level is moderate, the highest temperature can reach 150 ℃, the acid resistance and the alkalinity are moderate, the abrasion resistance is good, granular solids in the air can be filtered, the air after primary filtration passes through the carbon core filter element, and the carbon core filter element is honeycomb-shaped active carbon, the filter element is nontoxic and harmless, the surface area of the filter element is 2 times of that of a conventional activated carbon filter screen, the air contact area is 20 times of that of the filter element, and the air volume resistance is reduced by 1.5 times, so that high-efficiency and thorough purification is achieved, formaldehyde, ammonia gas, toluene, xylene, hydrogen sulfide, TVOC and other harmful gases in the air are directly decomposed into harmless water and carbon dioxide, the air adsorbed with the toxic and harmful gases passes through a PP melt-blown filter chip, the melt-blown filter chip is made by carrying out hot melt entanglement on polypropylene superfine fibers, the fibers randomly form a three-dimensional microporous structure in space, the pore diameters of dimensional pores are in gradient distribution along the flow direction of filtrate, the surface, deep layer and fine filtration are integrated, impurities with different particle sizes can be intercepted, the precision range of the filter element is 0.5-100 mu m, the flux of the filter element is more than 1.5 times of a peak.

The utility model provides a specific technical scheme as follows:

the utility model provides an air purifier with a replaceable filter element, which comprises a machine body, wherein the top of the machine body is provided with an air inlet, the bottom of the machine body is provided with an air outlet which is connected with a vacuum pump, the interior of the machine body is sequentially provided with a primary filtering chamber and an adsorption filtering chamber from top to bottom, the bottom of the primary filtering chamber and the bottom of the adsorption filtering chamber are both welded with filtering nets, the interior of the primary filtering chamber is connected with a filtering bag, the bag mouth of the filter bag is pressed and buckled on the surface of the air inlet through a fixed ring, a fixed frame is welded on the inner side wall of the adsorption filtration chamber, the fixing frame is made of a steel rod and is umbrella-shaped, a rubber layer is bonded on the surface of the fixing frame, the fixing frame is inserted into the inner side wall of the columnar groove, the columnar groove is arranged at the axis of the pole carbon core filter element, the pole carbon core filter element is made of activated carbon and is in a honeycomb shape, the bottom of the adsorption filtration chamber is provided with a fixing groove and is detachably connected with the filter sheet through the fixing groove.

Optionally, the filter bag comprises a filter bag mouth bundling hole, a filter bag body and a belt, the filter bag mouth bundling hole is sewn at the opening of the filter bag body, and the inner side wall of the filter bag mouth bundling hole is detachably connected with the belt.

Optionally, the filter bag is a polyester needle felt, the filter sheet is a PP melt-blown filter element sheet, and the PP melt-blown filter element sheet is made by hot-melting and entangling polypropylene ultrafine fibers.

Optionally, the fixed ring is annular, the welding of the fixed ring inside wall has the filter screen, the mounting groove has been seted up on the fixed ring surface, the mounting groove inside wall bonds and has the rubber layer.

Optionally, the surface of the adsorption and filtration chamber is rotatably connected with a door through a hinge, and a handle is welded on the surface of the door.

The utility model has the advantages as follows:

the embodiment of the utility model provides an air purifier of removable filter core:

1. the utility model discloses air purifier is convenient for change the filter core, when the dust in the filter bag is full, take off solid fixed ring, the filter bag mouth is tightened up to the hand power belt, drag out the filter bag that gathers with the dust from the air inlet at organism top, after clearing up the inside dust, put into the primary filter chamber with clean filter bag, wrap the air inlet with the filter bag mouth, buckle the mounting groove of solid fixed ring at the air inlet, the rubber layer matter of mounting groove inside wall is soft elasticity, fix the filter bag and make it not slide down, when utmost point carbon core filter core became invalid, hand handle opens the door, directly drag out the utmost point carbon core filter core that became invalid, aim at the mount prelude with the column groove of new utmost point carbon core filter core axle center department, utmost point carbon core filter core slides along umbelliform mount and moves to inside the adsorption filtration room, umbelliform mount props up at column inside wall, block utmost point carbon core filter core and make it not rock, the rubber layer matter that umbelliform mount surface, increase fixed effect and prevent the utmost point carbon core filter core of rigid umbelliform mount fish tail, when the cassette became invalid and need be changed, directly take off the cassette that became invalid from the fixed slot, install new cassette in the fixed slot, solve the problem of the inconvenient renew cartridge of air purifier of the removable filter core of publishing in the above-mentioned patent.

2. The utility model has multiple layers of filter cores, the air purification is more thorough, the quality is higher, the air to be purified passes through the primary filter chamber, the filter bag is made of terylene needled felt, the filter bag has the advantages of high porosity, good air permeability, high dust collecting efficiency, long service life and the like of common felt filter cloth, the temperature resistant grade of the air purifier is moderate, the temperature resistant grade can reach 150 ℃, the acid resistance and the alkalinity are moderate, the abrasion resistance is very good, the granular solid in the air can be filtered, the air after the primary filtration passes through the carbon core filter core, the carbon core filter core is honeycomb active carbon, the air purifier is nontoxic and harmless, the surface area of the air purifier is 2 times of that of the conventional active carbon filter screen, the air contact area is 20 times of the air purifier, the air volume resistance is reduced by 1.5 times, thereby the air purifier achieves high efficiency and thorough purification, and the formaldehyde, the ammonia gas, the toluene, the xylene, the hydrogen sulfide, the TVOC and, the air adsorbed with poisonous and harmful gas passes through a PP melt-spray filter chip which is made by polypropylene superfine fiber through hot melt entanglement, the fiber randomly forms a three-dimensional micropore structure in space, the pore diameter of the fiber is in gradient distribution along the flow direction of the filtrate, the surface, the deep layer and the fine filtration are integrated, impurities with different particle sizes can be intercepted, the precision range of the filter element sheet is 0.5-100 mu m, the flux of the filter element sheet is more than 1.5 times of that of a peak room filter element with the same precision, the filter element sheet is discharged into the air after secondary filtration, and the problem that the air purifier with the replaceable filter element disclosed in the patent can not purify the air thoroughly is solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an air purifier with replaceable filter elements according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a filter bag of an air purifier with a replaceable filter element according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a fixing ring of an air purifier with a replaceable filter element according to an embodiment of the present invention

Fig. 4 is a schematic structural view of a fixing frame of an air purifier with a replaceable filter element according to an embodiment of the present invention.

In the figure: 1. a fixing ring; 2. an air inlet; 3. a body; 4. a primary filtering chamber; 5. a filter bag; 501. a filter bag tying hole; 502. a filter bag body; 503. a belt; 6. an adsorption filtration chamber; 7. a fixed mount; 8. a columnar groove; 9. an extremely carbon core filter element; 10. fixing grooves; 11. a filter disc; 12. filtering with a screen; 13. a hinge; 14. a door; 15. a handle; 16. a vacuum pump; 17. an air outlet; 18. mounting grooves; 19. a rubber layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The air purifier with replaceable filter element according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1, 2, 3 and 4, an air purifier with replaceable filter element provided by the embodiment of the present invention comprises a machine body 3, an air inlet 2 is provided at the top of the machine body 3, an air outlet 17 is provided at the bottom of the machine body 3, the air outlet 17 is connected with a vacuum pump 16, a primary filter chamber 4 and an adsorption filter chamber 6 are sequentially provided in the machine body 3 from top to bottom, filter screens 12 are welded at the bottoms of the primary filter chamber 4 and the adsorption filter chamber 6, the interior of the primary filter chamber 4 is connected with a filter bag 5, a bag mouth of the filter bag 5 is pressed and buckled on the surface of the air inlet 2 through a fixing ring 1, a fixing frame 7 is welded on the inner side wall of the adsorption filter chamber 6, the fixing frame 7 is made of a steel rod and is umbrella-shaped, a rubber layer 19 is bonded on the surface of the fixing frame 7, the fixing frame 7 is inserted into the, the pole carbon core filter core 9 is made for activated carbon and is honeycomb, adsorption and filtration chamber 6 bottom has seted up fixed slot 10 and can dismantle with cassette 11 through fixed slot 10 and be connected.

Illustratively, the utility model discloses air purifier is convenient for change the filter core, when the dust in the filter bag 5 is full, take off solid fixed ring 1, hand power belt 503 tightens up the filter bag mouth, drag out the filter bag 5 that gathers with the dust from air inlet 2 at organism 3 top, after clearing up the inside dust, put clean filter bag 5 into primary filter chamber 4, wrap air inlet 2 with the filter bag mouth, buckle the mounting groove 18 of solid fixed ring 1 in air inlet 2 department, the rubber layer 19 of the inside wall of mounting groove 18 is soft elastic, fix filter bag 5 and make it not slide down, when utmost point charcoal core filter core 9 became invalid, hand handle 15 opened door 14, directly drag out the utmost point charcoal core filter core 9 that became invalid, align the column groove 8 of the axle center department of new utmost point charcoal core filter core 9 with mount 7 prelude, utmost point charcoal core filter core 9 slides inside absorption mount 6 along umbelliform mount 7, umbelliform mount 7 struts at column groove 10 inside wall, the air purifier has multiple layers of filter cores, air purification is thorough, the quality is high, air to be purified passes through the primary filter chamber 4, the filter bag 5 is made of polyester needle felt, the air purifier has the advantages of high porosity, good air permeability, high dust collecting efficiency, long service life and the like of common felt filter cloth, the temperature resistant grade of the air purifier is moderate, the air can reach 150 ℃ at most, acid and alkali resistance is moderate, and the filter bag 5 has good wear resistance of particles, solid in the air can be filtered, the primarily filtered air passes through the carbon core filter element, the carbon core filter element 9 is honeycomb active carbon, is nontoxic and harmless, has the surface area 2 times that of the conventional active carbon filter screen, has the air contact area 20 times that of the conventional active carbon filter screen, reduces the air volume resistance by 1.5 times, thereby achieving high-efficiency and thorough purification, directly decomposing formaldehyde, ammonia gas, toluene, xylene, hydrogen sulfide, TVOC and other harmful gases in the air into harmless water and carbon dioxide, leading the air adsorbed with toxic and harmful gases to pass through a PP melt-blown filter chip, leading the melt-blown filter chip to be made by hot melt entanglement of polypropylene superfine fibers, leading the fibers to randomly form a three-dimensional microporous structure in space, leading the pore diameter of each fiber to be in gradient distribution along the flow direction of filtrate, integrating surface, deep layer and fine filtration into a whole, can intercept impurities with different grain diameters, the precision range of the filter element sheet is 0.5-100 μm, the flux of the filter is more than 1.5 times of that of the filter element in the peak room with the same precision, and the filter element is filtered again and then discharged into the air.

Referring to FIG. 2, the filter bag 5 comprises a filter bag mouth bundling hole 501, a filter bag body 502 and a strap 503, the filter bag mouth bundling hole 501 is sewn at the opening of the filter bag body 502, and the inner side wall of the filter bag mouth hole 501 is detachably connected with the strap 503.

For example, the hand-pulling tape 503 can tighten the mouth of the filter bag to prevent dust in the filter bag 5 from being blown out.

Referring to fig. 1, the filter bag 5 is a polyester needle felt, the filter sheet 11 is a PP melt-blown filter sheet, and the PP melt-blown filter sheet is made by hot-melting and entangling polypropylene ultrafine fibers.

The melt-blown filter chip is prepared by hot-melting and intertwining polypropylene superfine fibers, the fibers randomly form a three-dimensional microporous structure in space, the pore diameters of the pores are distributed in a gradient manner along the flow direction of filtrate, the surface, the deep layer and the fine filtration are integrated, impurities with different particle sizes can be intercepted, the precision range of the filter chip is 0.5-100 mu m, and the flux of the filter chip is more than 1.5 times that of a peak room filter with the same precision.

Referring to fig. 3, the fixing ring 1 is ring-shaped, the filter screen 12 is welded on the inner side wall of the fixing ring 1, the surface of the fixing ring 1 is provided with a mounting groove 18, and a rubber layer 19 is bonded on the inner side wall of the mounting groove 18.

In the example, the air inlet 2 is wrapped by a filter bag opening, the mounting groove 18 of the fixing ring 1 is buckled at the air inlet 2, the rubber layer 19 on the inner side wall of the mounting groove 18 is soft and elastic, and the filter bag 5 is fixed so as not to slide downwards.

Referring to fig. 1, the surface of the adsorption filtration chamber 6 is rotatably connected with a door 14 through a hinge 13, and a handle 15 is welded on the surface of the door 14.

For example, when the carbon core filter element 9 fails, the handle 15 is held by hand to open the door 14, and the failed carbon core filter element 9 is directly pulled out for replacement.

When the vacuum cleaner is used, an external power supply supplies power, a vacuum pump 16 (the vacuum pump 16 is a Roots oil pump, the model is 2X-4G, the working principle is that the pumped air is sucked into a space V0 between the rotor and the pump shell from an air inlet and then is discharged from an air outlet due to the continuous rotation of the rotor, the air in a pump cavity is not compressed and expanded due to the fact that the V0 space is in a fully closed state after air suction, but when the top of the rotor rotates over the edge of the air outlet and the V0 space is communicated with the air outlet side, a single dust remover has a part of air which is flushed back into the space V0 due to the high air pressure at the air outlet side, so that the air pressure is increased suddenly, when the rotor rotates continuously, the air to be purified passes through the primary filter chamber 4 under the suction force of the vacuum pump 16, the filter bag 5 is made of polyester needle felt, and has high porosity and high porosity of common felt filter cloth, The air filter has the advantages of good air permeability, high dust collection efficiency, long service life and the like, has moderate temperature resistant grade which can reach 150 ℃ at most, moderate acid and alkalinity resistance and good wear resistance, can filter granular solids in the air, ensures that the primarily filtered air passes through the carbon core filter element, ensures that the carbon core filter element 9 is honeycomb-shaped active carbon, is nontoxic and harmless, has the surface area which is 2 times that of a conventional active carbon filter screen, has the air contact area which is 20 times that of the conventional active carbon filter screen, reduces the air volume resistance by 1.5 times, achieves high-efficiency and thorough purification, directly decomposes various harmful gases in the air such as formaldehyde, ammonia gas, toluene, xylene, hydrogen sulfide, TVOC and the like into harmless water and carbon dioxide, ensures that the air absorbed with the harmful gases passes through a PP melt-spray filter chip which is made by hot melt entanglement of polypropylene superfine fibers, and randomly forms a three-dimensional microporous structure in space, the aperture of the dimension hole is distributed in a gradient way along the flow direction of the filtrate, the surface, the deep layer and the fine filtration are integrated, impurities with different particle sizes can be intercepted, the precision range of the filter element sheet is 0.5-100 mu m, the flux of the filter element sheet is more than 1.5 times of that of the peak room filter element with the same precision, the filter element sheet is discharged into the air after being filtered again, when dust in the filter bag 5 is full, the fixing ring 1 is taken down, the filter bag opening is tightened by a hand-pulling belt 503, the filter bag 5 full of dust is pulled out from the air inlet 2 at the top of the machine body 3, after the internal dust is cleaned, the clean filter bag 5 is put into the primary filter chamber 4, the air inlet 2 is wrapped by the filter bag opening, the mounting groove 18 of the fixing ring 1 is buckled at the air inlet 2, the rubber layer 19 on the inner side wall 18 of the mounting groove is soft and elastic, the filter bag 5 is fixed so that the filter bag 5 is not slippery, when the carbon, aim at mount 7 prelude with the column groove 8 of new utmost point carbon core filter core 9 axle center department, utmost point carbon core filter core 9 slides inside absorption filter chamber 6 along umbelliform mount 7, umbelliform mount 7 struts at column groove 10 inside wall, block utmost point carbon core filter core 9 and make it not rock, the rubber layer 19 matter that umbelliform mount 7 surface bonding simultaneously is soft flexible, increase fixed effect and prevent rigid umbelliform mount 7 fish tail utmost point carbon core filter core 9, when the filter plate 11 became invalid and need be changed, directly take off the filter plate 11 that became invalid from fixed slot 10, install new filter plate 11 in fixed slot 10.

The utility model relates to an air purifier with replaceable filter element, which comprises a fixing ring 1; 2. an air inlet; 3. a body; 4. a primary filtering chamber; 5. a filter bag; 501. a filter bag tying hole; 502. a filter bag body; 503. a belt; 6. an adsorption filtration chamber; 7. a fixed mount; 8. a columnar groove; 9. an extremely carbon core filter element; 10. fixing grooves; 11. a filter disc; 12. filtering with a screen; 13. a hinge; 14. a door; 15. a handle; 16. a vacuum pump; 17. an air outlet; 18. mounting grooves; 19. the rubber layers and components are all standard parts or components known to those skilled in the art, and the structure and principle of the rubber layers and components are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The utility model provides an air purifier of removable filter core, includes organism (3), its characterized in that, air inlet (2) have been seted up at organism (3) top, gas outlet (17) have been seted up to organism (3) bottom, gas outlet (17) are connected with vacuum pump (16), organism (3) are inside from last to having seted up just filter chamber (4) and adsorption filtration chamber (6) down in proper order, just filter chamber (4) and adsorption filtration chamber (6) bottom all weld filter screen (12), just filter chamber (4) inside is connected with filter bag (5), the sack of filter bag (5) is pressed through solid fixed ring (1) and is detained on air inlet (2) surface, adsorption filtration chamber (6) inside wall welding has mount (7), mount (7) are made for the steel pole and are the umbrella-type, mount (7) surface bonding has rubber layer (19), mount (7) are pegged graft at column groove (8) inside wall, column groove (8) are seted up in utmost point carbon core filter core (9) axle center department, utmost point carbon core filter core (9) are made for activated carbon and are honeycomb, fixed slot (10) have been seted up to absorption filter chamber (6) bottom and can be dismantled with cassette (11) through fixed slot (10) and be connected.

2. The air purifier with the replaceable filter element as claimed in claim 1, wherein the filter bag (5) comprises a filter bag looping hole (501), a filter bag body (502) and a strap (503), the filter bag looping hole (501) is sewn at the opening of the filter bag body (502), and the inner side wall of the filter bag looping hole (501) is detachably connected with the strap (503).

3. The air purifier with the replaceable filter element as claimed in claim 1, wherein the filter bag (5) is a polyester needle felt, the filter sheet (11) is a PP melt-blown filter element sheet and the PP melt-blown filter element sheet is made by hot melt entanglement of polypropylene ultrafine fibers.

4. The air purifier with the replaceable filter element as claimed in claim 1, wherein the fixing ring (1) is annular, the filter screen (12) is welded on the inner side wall of the fixing ring (1), the surface of the fixing ring (1) is provided with a mounting groove (18), and the inner side wall of the mounting groove (18) is bonded with a rubber layer (19).

5. A filter element replaceable air purifier as claimed in claim 1, wherein the surface of the adsorption filtration chamber (6) is rotatably connected with a door (14) through a hinge (13), and a handle (15) is welded on the surface of the door (14).

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