CN210463360U - Air purifier - Google Patents

Abstract

The utility model relates to an air purifier, which comprises a shell, wherein an air inlet and an air outlet are respectively arranged at two ends of the shell, a fan is arranged at one side of the air inlet in the shell, and an air inlet of the fan is opposite to the air inlet; an anion generator and a plurality of ultraviolet lamps are sequentially arranged between the fan and the air outlet; the shell is provided with a limiting seat at the air inlet and the air outlet, the limiting seat is detachably provided with filter cotton covering the air inlet or the air outlet, and the limiting seat limits the movement of the filter cotton. Through the arrangement, the filter cotton is moved by the limiting seat to be limited, so that the filter cotton is fixed with the limiting seat and covers the air inlet and the air outlet, air flow flowing in the shell passes through the filter cotton, and the filter cotton and the limiting seat are fixed without a fixing piece, so that a user can directly assemble, disassemble and replace the filter cotton from two ends of the shell, the frequency of replacing the filter cotton is improved, and the air purifying effect of the air purifier on air is kept.

Description

Air purifier

Technical Field

The utility model belongs to the technical field of the technique of clarifier and specifically relates to an air purifier is related to.

Background

At present, with the continuous development of society and the improvement of living standard of people, people pay more attention to the safety of the surrounding environment, people know the serious harm of harmful viruses and bacteria and pollutants contained in the air to human bodies, and air purification equipment is produced at the same time. The existing air purification equipment purifies the air entering the air purification equipment by adopting a mode that an anion generator is matched with ultraviolet lamp irradiation, and has the functions of releasing negative oxygen ions and deodorizing and sterilizing.

However, with the aggravation of air pollution in cities, PM2.5 (fine particulate matter) in the air has a high concentration and is easy to carry toxic and harmful substances, which causes harm to human bodies, and the existing air purification equipment generally filters PM2.5 through activated carbon or a filter screen. Most of the existing air purification equipment is inconvenient to disassemble, and the active carbon or the filter screen is installed in the air purification equipment and is inconvenient for a user to replace, so that the filter screen loses the filtering capacity for PM2.5 after being used for a period of time or the working efficiency of the air purification equipment is reduced. Therefore, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an air purifier has the effect of conveniently changing the filter screen.

In order to achieve the above purpose, the utility model provides a following technical scheme:

an air purifier comprises a shell, wherein an air inlet and an air outlet are respectively formed in two ends of the shell, a fan is arranged on one side of the air inlet in the shell, and an air inlet of the fan is opposite to the air inlet; an anion generator and a plurality of ultraviolet lamps are sequentially arranged between the fan and the air outlet; the casing is in spacing seat is all installed to air inlet and gas outlet, spacing seat demountable installation has the cover the air inlet or the filtration cotton of gas outlet, spacing seat is right it is spacing to filter the cotton removal.

Through the setting, carry out the air current of circulation between air inlet and gas outlet through the fan of installing in the casing, realize improving the circulation of the air in the use area and carry out the air and purify in the casing. The negative ion generator and the ultraviolet lamps are sequentially arranged between the fan and the air outlet, air sucked into the shell is subjected to negative oxygen ions in a corona discharge mode by the negative ion generator, and the negative oxygen ions mainly serve to effectively remove air pollutants, improve human immunity, improve human self-healing force, improve insomnia, calm nerves and effectively prevent respiratory system diseases. When air passes through the ultraviolet lamp, under the irradiation of the ultraviolet lamp, molecular chains of organic or inorganic high-molecular malodorous compounds such as ammonia, hydrogen sulfide, formaldehyde, toluene, xylene and the like in the air are degraded and converted into low-molecular compounds such as carbon dioxide, water and the like, and the effects of deodorization and sterilization are realized through the photocatalytic effect of the ultraviolet lamp. Wherein the casing all installs spacing seat in air inlet and gas outlet, and spacing seat demountable installation covers the filter pulp, and the filter pulp adopts current activated carbon cotton, adsorbs the filtration through activated carbon cotton to PM2.5, reduces the fine particles in the air and causes the injury to the human body. Wherein spacing seat removes spacingly to crossing the filter pulp, makes to cross filter pulp and fixed and cover air inlet and gas outlet of spacing seat, makes the air current that flows in the casing through the filter pulp, and crosses the mode that does not adopt the mounting to fix between filter pulp and the spacing seat and the person of facilitating the use directly installs and removes or changes the filter pulp from the casing both ends, and the person of facilitating the use has improved the frequency of changing the filter pulp, keeps the purifying effect of this air purifier to the air.

The utility model discloses further set up, the casing is similar to the rectangle, the casing includes the base and the shell with the base grafting, the shell wraps up the base; the shell comprises a main board which is parallel to and right opposite to the base and two groups of auxiliary boards which are vertically fixed with two ends of the main board, connecting boards which are horizontally right opposite to the main board are fixed at the end parts of the two groups of auxiliary boards far away from the main board, and the connecting boards are fixed with one side of the base far away from the main board; limiting plates parallel to the auxiliary plates are fixed at the end parts, close to the two sets of auxiliary plates, of the base, and the limiting plates are abutted and limited with the auxiliary plates.

Through the aforesaid setting, the base is flat, the fan, anion generator and ultraviolet lamp are all installed on the base, the shell is type "concave" style of calligraphy, and through two sets of connecting plates that stretch out in the tip of mainboard is kept away from to the subplate and the survey that the mainboard was kept away from to the base carries out the butt, wherein two sets of connecting plates are close to the setting each other, thereby make the shell form supply the base and with the fixed each electronic component male slot of base, realize being connected of base and shell through the mode of pegging graft, can improve this air purifier's dismouting efficiency, be convenient for carry out fast production and equipment to this air purifier in the production phase. Wherein the tip that the base is close to the subplate all is fixed with the limiting plate parallel with the subplate, and the limiting plate extends to the mainboard direction, and is spacing through limiting plate and subplate butt, has improved the support intensity and the bearing capacity of subplate, and the shell and the base of also being convenient for are aimed at the grafting in-process, have kept the holistic shape stability of casing simultaneously, have improved the holistic anti deformability of casing, are convenient for transport and installation.

The utility model discloses further set up, spacing seat with the connection can be dismantled to the subplate.

Through the arrangement, the limiting seat and the auxiliary plate can be detachably connected, so that the filter cotton can be conveniently mounted on the limiting seat after the shell and the base are spliced in the process of producing the air purifier, and the limiting seat is used for limiting the filter cotton, so that the situation that the limiting seat is collided in the splicing process of the shell and the base is avoided, and the production and assembly efficiency is improved.

The utility model discloses further set up, spacing seat include right angle steel and with a plurality of the gag lever post that right angle steel is fixed, the gag lever post with right angle steel wherein a corner steel plate vertical fixation just right with another corner steel plate is parallel, filter the cotton centre gripping in right angle steel with between the gag lever post.

Through the setting, the one corner steel sheet of the right angle steel in the spacing seat is just right with the gag lever post is parallel, forms the centre gripping mouth that supplies the filter pulp to put into, makes between filter pulp centre gripping and right angle steel and the gag lever post, carries out certain spacing to the filter pulp through angle steel sheet and gag lever post, for filter pulp provides with the anti-wind ability, makes and keeps relatively fixed between filter pulp and the casing to can adsorb the filtration to the air through casing inside continuously.

The utility model discloses further set up, the air inlet with two sets of just spacing seats to setting up are all installed to the gas outlet.

Through the arrangement, the two sets of auxiliary plates are provided with the limiting seats at the air inlet and the air outlet, and the two sets of limiting seats at the air outlet and the air inlet are arranged just opposite to each other, so that the limiting effect on the filter cotton is improved, the filter cotton has a better bearing effect, the deformation of the filter cotton under the action of air flow is reduced, the cover of the filter cotton on the air inlet and the air outlet is kept, and the adsorption and purification effects of the filter cotton on air flowing through the shell are improved.

The utility model discloses further set up, it is interior in the casing the gas outlet with the protrusion is fixed with the lighting fixture between the anion generator, the ultraviolet lamp install in the lighting fixture is kept away from anion generator's one side.

Through the arrangement, the lamp holder is fixedly arranged inside the shell, the lamp holder is fixed to one side, facing the main board, of the base, one side, away from the anion generator, of the ultraviolet lamp is installed on the lamp holder, the aging effect of the ultraviolet light on the anion generator is reduced, the service life of the anion generator is prolonged, and the service life of the air purifier is prolonged.

The utility model discloses further set up, the ultraviolet lamp both sides all are fixed with the backup pad, a plurality of connecting holes have been seted up to the lighting fixture equidistant, the backup pad with fastener through link up the connecting hole between the lighting fixture fastens.

Through the setting, be fixed with two sets of backup pads with ultraviolet lamp along its self axis symmetry, equidistant a plurality of groups connecting hole of having seted up on the lighting fixture, connect through the fastener that passes the connecting hole between backup pad and the lighting fixture, the fastener can be the bolt, and the interval between every group connecting hole satisfies and supplies adjacent ultraviolet lamp not to collide. Thereby through set up a plurality of groups of connecting holes on the lighting fixture, improved the quantity of lighting fixture installation ultraviolet lamp to can be convenient for control cost or improve air purification efficiency according to the quantity of the ultraviolet lamp in this air purifier of actual in service behavior adjustment.

The utility model discloses further set up, the lighting fixture link up and has seted up the wire casing.

Through the arrangement, the lamp holder is communicated with the wire groove along the arrangement direction of the connecting holes, and the wire of the ultraviolet lamp passes through the wire groove to be communicated with the power supply, so that the ultraviolet lamp can be installed on one side of the lamp holder far away from the anion generator, light rays of the ultraviolet lamp are shielded through the lamp holder, and the aging effect of electrical components such as the anion generator is reduced.

The utility model discloses further set up, including the mounted frame, the base is kept away from one side of mainboard is connected with at least two sets of flying parts, the mounted frame has been seted up and has been supplied two sets of the slot that the flying part was pegged graft.

Through the arrangement, the suspension frame is in a rectangular plate shape fixed with the wall surface, at least two groups of suspension parts are protruded from one side, far away from the main board, of the base, the suspension parts are screws in threaded connection with the base, slots are formed in positions, corresponding to the suspension parts, of the suspension frame, the width of each slot is smaller than the diameter of each screw and each nut, and notches for the nuts to penetrate are formed in the end portions of the slots. Thereby press from both sides tight mounted frame through nut and base cooperation and realize the function fixed with casing and mounted frame, convenient to use person is fixed mounted frame and wall to through casing and the detachable support mode of mounted frame, convenient to use person is at any time with casing and mounted frame dismantlement, changes the filter screen or overhauls the etc. to inside electron device.

The utility model discloses further set up, the casing is installed the master switch of control power break-make, master switch with be connected with control between the ultraviolet lamp the first branch switch that the ultraviolet lamp opened and close, master switch with be connected with control between the anion generator the second branch switch that the anion generator opened and close.

Through the setting, fan and main switch electric connection to when master switch control circuit route, the fan starts, makes the air in the casing keep flowing, reduces because of the ultraviolet lamp is in operating condition and the fan does not start the probability that makes the inside high temperature of casing cause the damage to electrical components. Through setting up the first minute switch that the control ultraviolet lamp opened and close and the second minute switch that anion generator opened and close, realize the separate control to ultraviolet lamp and anion generator, the user can be according to service environment's needs free control ultraviolet lamp or anion generator's work, improves the utilization efficiency of electric energy and improves this air purifier's life.

To sum up, the utility model discloses following beneficial effect has:

1. the fan, the anion generator and the ultraviolet lamp are sequentially arranged between the air inlet and the air outlet of the shell, and the air inlet and the air outlet are also covered with the filter cotton, so that PM2.5 in the air is adsorbed and filtered by the filter cotton, the air is fresher and more comfortable for human bodies by the anion generator, organic or inorganic high-molecular malodorous compound molecular chains in the air are degraded and converted into low-molecular compounds such as carbon dioxide, water and the like by the ultraviolet lamp, and the functions of deodorization and sterilization are realized by the photolysis catalysis of the ultraviolet lamp, so that the air purification function is realized, and the device is suitable for various practical environments such as public toilets, daily household environments, offices and the like;

2. the shell is divided into the shell and the base which are mutually inserted and matched, various electronic components are fixed through the base, and the electronic components in the shell are protected through the shell, so that the effect of convenient production and assembly is achieved, the production efficiency is improved, and the deformation resistance of the shell is improved through the matching of the connecting plate and the limiting plate;

3. the air inlet and the air outlet are respectively provided with the two groups of limiting seats which are arranged oppositely, the two groups of limiting seats are matched to clamp, support and limit the filter cotton, and fixing parts are not needed, so that a user can conveniently assemble, disassemble and replace the filter cotton from two ends of the shell without disassembling the shell, the enthusiasm of the user for replacing the filter cotton is improved, the frequency of replacing the filter cotton is improved, and the air purification efficiency of the air purifier is kept;

4. the lamp holder is fixed on the base in a protruding mode, the ultraviolet lamp is arranged on one side, far away from the negative ion generator, of the lamp holder, the light rays of the ultraviolet lamp are shielded to a certain degree through the lamp holder, the oxidation and aging effects of the ultraviolet lamp on the negative ion generator are reduced, and the service life of the negative ion generator and even the whole air purifier is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is an exploded view of the structure of the present embodiment;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

Reference numerals: 1. a housing; 11. a base; 111. a limiting plate; 112. a lamp holder; 113. connecting holes; 114. a wire slot; 12. a housing; 121. a main board; 122. a sub-board; 123. a connecting plate; 2. a fan; 3. a negative ion generator; 4. an ultraviolet lamp; 41. a support plate; 5. a limiting seat; 51. right angle steel; 52. a limiting rod; 6. filtering cotton; 7. a suspension bracket; 71. a slot; 72. a suspension member; 8. a master switch; 81. a first sub-switch; 82. a second sub-switch; 9. and (4) end covers.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, the utility model discloses an air purifier, including quasi-rectangular's casing 1, air inlet and gas outlet have been seted up respectively to casing 1 along length direction's both ends. The shell 1 comprises a flat base 11 and a shell 12 wrapping the base 11, the shell 12 is shaped like a Chinese character 'ao', and the shell 12 and the base 11 are fixed to form the rectangular shell 1. A fan 2 fixed with a base 11 is installed in the shell 1, an air inlet of the fan 2 is opposite to an air inlet, and a negative ion generator 3 and an ultraviolet lamp 4 fixed with the base 11 are sequentially installed between the fan 2 and an air outlet. Therefore, negative pressure is formed at the air inlet of the shell 1 through the fan 2, air in the external environment is sucked into the shell 1 and is discharged from the air outlet after being processed by the negative ion generator 3 and the ultraviolet lamp 4.

The negative ion generator 3 generates negative oxygen ions in a corona discharge mode from air sucked into the shell 1, and the negative oxygen ions mainly function to effectively remove air pollutants, so that the air is fresher, the immunity of a human body is improved, the self-healing force of the human body is improved, insomnia is improved, the mind is calmed, and respiratory diseases are effectively prevented. When air passes through the ultraviolet lamp 4, under the irradiation of the ultraviolet lamp 4, molecular chains of organic or inorganic high-molecular malodorous compounds such as ammonia, hydrogen sulfide, formaldehyde, toluene, xylene and the like in the air are degraded and converted into low-molecular compounds such as carbon dioxide, water and the like, the deodorization effect is realized through the photolysis catalysis effect of the ultraviolet lamp 4, and the ultraviolet rays have the sterilization effect.

The housing 12 includes a main board 121 facing the base 11 in parallel, and two sets of auxiliary boards 122 fixed perpendicular to two ends of the main board 121, and connecting boards 123 facing the main board 121 horizontally are fixed on the end portions of the two sets of auxiliary boards 122 far away from the main board 121, and the two sets of connecting boards 123 face each other and face each other. The housing 12 forms a through slot for the base 11 to be inserted through the main board 121, the sub board 122 and the connecting board 123, the base 11 is inserted into the housing 12 in a sliding manner, so that the connecting board 123 abuts against one side of the base 11 far from the main board 121, and the base 11 is connected with the connecting board 123 through screws. The end parts of the base 11 close to the two sets of the auxiliary plates 122 are all fixed with limiting plates 111 with the auxiliary plates 122 parallel, and the two sets of the limiting plates 111 are respectively abutted and limited with the two sets of the auxiliary plates 122, so that the bearing capacity and the deformation resistance of the auxiliary plates 122 are improved through the limiting plates 111, and the shape of the whole shell 1 is kept in a relatively stable state.

As shown in fig. 2 to 3, two sets of opposite limiting seats 5 are installed at the air inlet and the air outlet of the housing 1, and the two sets of opposite limiting seats 5 are detachably connected to the sub-plate 122 respectively. The limiting seat 5 comprises a long-strip-shaped right angle steel 51 and a plurality of limiting rods 52 fixed with the right angle steel 51, wherein angle steel plates of the right angle steel 51 are connected with the auxiliary plate 122 through screws, and the limiting rods 52 are vertically fixed on the angle steel plates fixed with the auxiliary plate 122 and are arranged in parallel and opposite to the other angle steel plate. Thereby forming a clamping opening through the angle steel plate and the limiting rod 52, and the clamping openings of the two groups of limiting seats 5 which are opposite to each other. The rectangular filter cotton 6 is detachably mounted on the limiting seat 5, the filter cotton 6 is made of activated carbon cotton materials, the filter cotton 6 is clamped in the clamping ports of the two sets of limiting seats 5 which are right opposite, the filter cotton 6 is limited to a certain extent through the right angle steel plates and the limiting rods 52, and therefore the filter cotton 6 is kept static relative to the shell 1 and cannot be blown by the fan 2. And the size of the filter cotton 6 is satisfied with covering air inlet and gas outlet to satisfy and adsorb the filtration to the air that flows through casing 1, reduce the fine particle thing (PM 2.5) in the air, reduce the injury to the human body.

As shown in fig. 2 and 4, a lamp holder 112 is fixed to a side of the base 11 facing the main plate 121 in a protruding manner, the lamp holder 112 is disposed between the air outlet and the anion generator 3, and the ultraviolet lamp 4 is installed on a side of the lamp holder 112 away from the anion generator 3. Wherein the lamp holder 112 is provided with a plurality of groups of connecting holes 113 which are symmetrical pairwise along the projecting direction of the lamp holder, two groups of supporting plates 41 are symmetrically fixed at the lamp holder of the ultraviolet lamp 4, the supporting plates 41 and the lamp holder 112 are fastened by fasteners which pass through the supporting plates 41 and the connecting holes 113, and the fasteners are bolts. The lamp holder 112 is provided with a slot 114 in a penetrating manner, the slot 114 is arranged along the protruding direction of the lamp holder 112 in the length direction, and the slot 114 is used for an electric wire communicated with the ultraviolet lamp 4 to pass through.

The ultraviolet lamp 4 is installed on one side of the lamp holder 112 away from the anion generator 3, so that the aging effect of the ultraviolet light on the anion generator 3 is reduced, the service life of the anion generator 3 is prolonged, and the service life of the air purifier is prolonged. The interval between every group connecting hole 113 satisfies and supplies adjacent ultraviolet lamp 4 not to collide to through set up a plurality of groups connecting hole 113 on lighting fixture 112, improved lighting fixture 112 installation ultraviolet lamp 4's quantity, and can be according to the actual in service behavior adjustment ultraviolet lamp 4's in this air purifier quantity, be convenient for control cost or improve air purification efficiency.

As shown in fig. 1 to 2, the hanging bracket 7 is further provided with a plate-shaped hanging bracket 7, the hanging bracket 7 is fixed with a wall or a support through a screw, wherein two groups of hanging pieces 72 are connected to one side of the base 11 away from the main board 121, the hanging pieces 72 are screws penetrating through the base 11, and nuts of the screws are located on one side of the base 11 away from the main board 121. The suspension bracket 7 is provided with a slot 71 for two groups of suspension members 72 to pass through, the width of the slot 71 is smaller than the diameter of the screw cap, and one end of the slot 71 is provided with a notch with the diameter larger than the screw cap for the suspension members 72 to pass through. Therefore, the nut is matched with the base 11 to be inserted into the slot 71, and the nut and the slot 71 are limited, so that the shell 1 and the suspension bracket 7 can be detachably fixed.

Casing 1 still installs the master switch 8 of control power break-make, fan 2 and main switch electric connection to when master switch 8 control circuit was passed through, fan 2 started, made the air in the casing 1 keep flowing, reduced because of ultraviolet lamp 4 is in operating condition and fan 2 did not start the probability that makes the inside high temperature of casing 1 cause the damage to electrical components. Through parallelly connected being provided with the first minute switch 81 that control ultraviolet lamp 4 opened and close and the second minute switch 82 that anion generator 3 opened and close behind master switch 8, realize the separate control to ultraviolet lamp 4 and anion generator 3, the user can be according to service environment's needs free control ultraviolet lamp 4 or anion generator 3's work, improves the utilization efficiency of electric energy and improves this air purifier's life.

The implementation principle of the embodiment is as follows:

when the air purifier is used, the suspension bracket 7 is fixed on a wall body in an area to be used, then the suspension piece 72 of the shell 1 is inserted into the slot 71 of the suspension bracket 7 for limitation, the shell 1 is supported, then the power supply of the air purifier is switched on, the main switch 8 is switched on, and the fan 2 starts to work. And then through judging the demand in the use area, trigger first branch switch 81 or second branch switch 82 and start ultraviolet lamp 4 or anion generator 3 respectively, realize carrying out the effect that the ultraviolet lamp 4 photolysis catalyzes the realization deodorization, disinfect or increase the negative oxygen ion to the air that flows through this air purifier, make the air fresher, be favorable to human health.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (10)

1. An air purifier, comprising a housing (1), characterized in that: an air inlet and an air outlet are respectively formed in two ends of the shell (1), a fan (2) is installed on one side of the air inlet in the shell (1), and an air inlet of the fan (2) is opposite to the air inlet; a negative ion generator (3) and a plurality of ultraviolet lamps (4) are sequentially arranged between the fan (2) and the air outlet; casing (1) is in spacing seat (5) are all installed to air inlet and gas outlet, spacing seat (5) demountable installation have the cover the air inlet or the filtration cotton (6) of gas outlet, spacing seat (5) are right it is spacing to filter cotton (6) remove.

2. The air cleaner of claim 1, wherein: the shell (1) is rectangular-like, the shell (1) comprises a base (11) and a shell (12) inserted into the base (11), and the base (11) is wrapped by the shell (12); the shell (12) comprises a main plate (121) which is parallel to and right opposite to the base (11), and two sets of auxiliary plates (122) which are vertically fixed with two ends of the main plate (121), wherein connecting plates (123) which are horizontally right opposite to the main plate (121) are fixed at the end parts of the two sets of auxiliary plates (122) far away from the main plate (121), and the connecting plates (123) are fixed with one side of the base (11) far away from the main plate (121); the end parts, close to the two sets of the auxiliary plates (122), of the base (11) are respectively fixed with a limiting plate (111) parallel to the auxiliary plates (122), and the limiting plates (111) are abutted and limited with the auxiliary plates (122).

3. The air cleaner of claim 2, wherein: the limiting seat (5) is detachably connected with the auxiliary plate (122).

4. The air cleaner of claim 1, wherein: the limiting seat (5) comprises right angle steel (51) and a plurality of limiting rods (52) fixed to the right angle steel (51), the limiting rods (52) are vertically fixed to one angle steel plate of the right angle steel (51) and are opposite to the other angle steel plate in parallel, and the filter cotton (6) is clamped between the right angle steel (51) and the limiting rods (52).

5. The air cleaner of claim 4, wherein: the air inlet and the air outlet are both provided with two groups of limiting seats (5) which are arranged oppositely.

6. The air cleaner of claim 1, wherein: a lamp holder (112) is fixed between the air outlet and the negative ion generator (3) in the shell (1) in a protruding mode, and the ultraviolet lamp (4) is installed on one side, away from the negative ion generator (3), of the lamp holder (112).

7. The air cleaner of claim 6, wherein: the ultraviolet lamp is characterized in that supporting plates (41) are fixed on two sides of the ultraviolet lamp (4), a plurality of connecting holes (113) are formed in the lamp holder (112) at equal intervals, and the supporting plates (41) are fastened with the lamp holder (112) through fasteners penetrating through the connecting holes (113).

8. The air cleaner of claim 6, wherein: the lamp holder (112) is provided with a wire slot (114) in a through way.

9. The air cleaner of claim 2, wherein: the portable suspension device comprises a suspension frame (7), wherein at least two groups of suspension pieces (72) are connected to one side, away from a main board (121), of a base (11), and the suspension frame (7) is provided with slots (71) for the two groups of suspension pieces (72) to be spliced.

10. The air cleaner of claim 1, wherein: the shell (1) is provided with a main switch (8) for controlling the on-off of a power supply, a first sub-switch (81) for controlling the on-off of the ultraviolet lamp (4) is connected between the main switch (8) and the ultraviolet lamp (4), and a second sub-switch (82) for controlling the on-off of the anion generator (3) is connected between the main switch (8) and the anion generator (3).

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