CN214120330U - Plasma air sterilizing machine - Google Patents

Abstract

The utility model discloses a plasma air sterilizer, which comprises a casing and a base clamped with the casing, wherein the base is provided with an ion tube, a control module and a battery module; the bottom of the shell is provided with a gear knob, and the ion tube and the gear knob are electrically connected with the control module; battery module is equipped with the battery tray of being connected with the base, the utility model discloses a sectional type purifies and disinfects, has effectively realized excellent bactericidal effect, and has avoided the dust granule to enter into to the ion tube in, has improved the life of ion tube.

Description

Plasma air sterilizing machine

Technical Field

The utility model relates to an air disinfection equipment, concretely relates to plasma air disinfection machine.

Background

Along with social development and scientific and technical progress, the quality of life of people is continuously improved, and meanwhile, the requirements of people on living environment are increased day by day, so that the development of various air purification and disinfection products is promoted. Compared with the traditional ultraviolet circulating air sterilizer, the plasma air sterilizer has the following six advantages that the plasma sterilization effect with high sterilization efficiency is extremely strong, the action time is short, and the high-strength ultraviolet rays are far from the time. Secondly, the environment-friendly plasma sterilization and disinfection work continuously, ultraviolet rays and ozone are not generated, and secondary pollution to the environment is avoided. And thirdly, when the high-efficiency degradable plasma sterilizer sterilizes the air, harmful and toxic gases in the air can be degraded, and the degradation rate within 24 hours is shown by the detection report of the Chinese disease prevention and control center: 91% of formaldehyde, 93% of benzene, 78% of ammonia and 96% of xylene. Meanwhile, pollutants such as smoke, smoke smell and the like can be efficiently removed. And fourthly, the power of the low-energy-consumption plasma air sterilizer during starting is 1/3 of the ultraviolet sterilizer, so that the power is very saved. And fifthly, under the condition that the plasma sterilizer with long service life is normally used, the design service life is 15 years, and the ultraviolet sterilizer is only 5 years. Sixthly, one lamp tube needs to be replaced for 2 years after the ultraviolet sterilizer is put into the ultraviolet sterilizer without consumable materials all the time, and the cost is nearly 1000 yuan. The plasma sterilizer does not need to consume materials for the whole life_。

The existing plasma air sterilizer has a complex structure and cannot be popularized and used. Moreover, the function is single, sterilization and disinfection can only be performed, and when the air is dry in winter, the humidity of the air cannot be effectively increased while sterilization and disinfection are performed, and an air humidifier needs to be additionally purchased, so that the cost is increased. In addition, the existing plasma air sterilizer cannot primarily filter air, so that the air containing a large amount of dust particles directly enters the plasma air sterilizer, and the service life of the plasma air sterilizer is influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a plasma air sterilizing machine, the utility model provides a technical scheme as follows:

a plasma air sterilizer comprises a shell and a base clamped with the shell, wherein an ion tube, a control module and a battery module are arranged on the base; the bottom of the shell is provided with a gear knob, and the ion tube and the gear knob are both electrically connected with the control module;

the battery module is provided with a battery seat connected with the base.

Further, the battery module comprises a current-limiting charging module, a fuse, a control switch and a BMS protection board, wherein the current-limiting charging module is electrically connected with the control switch through the fuse, the control switch is electrically connected with the BMS protection board, and the BMS protection board is electrically connected with the battery module.

Further, be equipped with the air purification subassembly in the filter chamber, the air purification subassembly is including nylon filter screen, glass fiber net, active carbon filter screen and the HEPA filter screen that sets gradually, and under centrifugal fan's effect, outside air loops through nylon filter screen, glass fiber net, active carbon filter screen and HEPA filter screen.

Further, still include the supporting seat and set up the atomizing humidification machine on the supporting seat, the output of atomizing humidification machine extends to in the filter chamber.

Further, still include driving motor to and the level sets up the transfer line between glass fiber net and active carbon filter screen, the both ends of this transfer line rotate with casing and baffle respectively and are connected, are equipped with four first spring seats on the casing inner wall, all are equipped with first vibrations spring between every first spring seat and the glass fiber net, are equipped with four second spring seats on the casing inner wall, all are equipped with second vibrations spring between every second spring seat and the active carbon filter screen.

Furthermore, the transmission rod is sleeved with two cams, the glass fiber net is provided with a first mounting seat corresponding to each cam, the activated carbon filter screen is provided with a second mounting seat corresponding to each cam, the first mounting seat and the second mounting seat are provided with transmission wheels in transmission fit with the cams, the driving motor is arranged on the side wall of the partition plate, and a spindle of the driving motor is connected with the transmission rod through a coupler.

Furthermore, a plurality of vibration frames which are distributed in a matrix mode are arranged at the end, back to the active carbon filter screen, of the glass fiber net.

Compared with the prior art, the utility model discloses following beneficial effect has:

1) the utility model provides an ion air sterilizing apparatus can directly pass through the gear knob to start control unit, the operating condition of adjustment ion tube has promoted air sterilization's convenience, agility greatly, and the user can effectively realize air sterilization through simple operation.

2) The utility model discloses avoid the dust granule to enter into to the ion tube, influence the life of ion tube, the air loops through air purification subassembly, the sudden temperature rise subassembly and the ion tube that disinfects, adopts above-mentioned sectional type purification mode, can be more thorough purifies the air to satisfy the high quality requirement of user to the air.

3) The utility model discloses in order to avoid the nylon filter screen, the glass fiber net, the filter hole of active carbon filter screen and HEPA filter screen takes place to block up, driving motor work can drive the transfer line and rotate, the transfer line drives the cam and rotates, and then make cam and two drive wheel transmission cooperations, make glass fiber net and active carbon filter screen vibrate by intermittent type, glass fiber net and active carbon filter screen can drive the vibrations frame and remove, make the vibrations frame to the nylon filter screen, the HEPA filter screen is beaten, so that the nylon filter screen, the glass fiber net, active carbon filter screen and HEPA filter screen vibrate simultaneously, with avoiding the nylon filter screen, the glass fiber net, active carbon filter screen and HEPA filter screen take place to block up.

4) The utility model provides a BMS protection shield can effectively protect the lithium cell and not excessively fill the putting to provide the equalizing charge function, the module of charging can realize the automatic charging of lithium cell, and according to battery voltage automatically regulated current, realize the constant current, trickle, the function is filled to the floating, when not having the battery, the module of charging can independent power supply give the clarifier load.

5) The utility model discloses a repeated sterilization, bactericidal effect is more thorough, a section of thick bamboo that heats can heat up the air, under air pressure device's effect, can exert pressure to the inside of a section of thick bamboo that heats, make the air that gets into in the section of thick bamboo that heats extrude rapidly, the inside temperature that makes the section of thick bamboo that heats rises rapidly, air pressure device resets the back, no longer exert pressure to the inside of a section of thick bamboo that heats, make the inside temperature reduction of the section of thick bamboo that heats, in order to change pressure, make the inside temperature sudden rise dip of the section of thick bamboo that heats, make the water in the section of thick bamboo that heats become vapor with higher speed, vapor mixed germicide can disinfect to the air, the ion tube can air-purifying once more, it adheres to reduce the dust.

Drawings

Fig. 1 is a first perspective view of embodiment 2 of the present invention;

fig. 2 is a cross-sectional view of embodiment 2 of the present invention;

fig. 3 is a partial perspective view of embodiment 2 of the present invention;

fig. 4 is a second cross-sectional view of embodiment 2 of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a third cross-sectional view of embodiment 2 of the present invention;

FIG. 7 is an enlarged view of FIG. 6 at B;

fig. 8 is a perspective view of embodiment 1 of the present invention;

fig. 9 is a block diagram of a battery module according to embodiment 1 of the present invention.

Wherein, 1, a shell; 11. a partition plate; 12. an air inlet; 13. an exhaust hole; 14. a filter chamber; 15. a purification chamber; 2. a base; 21. a control panel; 22. a battery holder; 23. a battery module; 24. a fan base; 25. a centrifugal fan; 3. an air purification assembly; 31. a nylon filter screen; 32. a glass fiber web; 33. an activated carbon filter screen; 34. a HEPA filter screen; 4. a rapid heating sterilization component; 41. a warming cylinder; 42. an air delivery pump; 43. an air compressor; 44. a three-way pipe; 45. an air intake duct; 46. an air outlet duct; 47. a water inlet pipe; 5. an ion tube; 6. an air pressurizing device; 61. a pushing structure; 62. a pressure plug; 63. a telescopic rod; 64. a buffer spring; 65. a hydraulic cylinder; 66. an on-off valve; 7. an atomizing humidifier; 71. a supporting seat; 8. a drive motor; 81. a transmission rod; 82. a first spring seat; 83. a first vibrating spring; 84. a second spring seat; 841. a second vibrating spring; 85. a cam; 86. a first mounting seat; 87. a second mounting seat; 88. a driving wheel; 89. a vibration frame; 9. a kidney-shaped hole; 91. a power interface; 92. a gear knob.

Detailed Description

The technical solutions provided by the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the present invention, not all of it.

Example 1

The embodiment provides a plasma air sterilizer, as shown in fig. 8, which includes a chassis 1 and a base 2 clamped with the chassis 1, wherein an ion tube 5, a control module and a battery module 23 are arranged on the base 2, and the control module is preferably a control panel 21; the bottom of the casing 1 is provided with a power interface 91 and a gear knob 92, and the ion tube 5 and the gear knob 92 are both electrically connected with the control panel 21; as shown in fig. 9, the battery module 23 includes a current limiting charging module electrically connected to the control switch through a fuse, a control switch electrically connected to the BMS protection board, and a BMS protection board electrically connected to the battery module; the user can supply power to the battery unit through the power interface 91, and the operating state of the ion tube 5 can be adjusted through the shift knob 92.

The BMS protection board is responsible for protecting the battery module 23 from over-charging and over-discharging, and provides the equalizing charge function, the current-limiting charge module automatically charges the battery module, and automatically adjusts the current according to the voltage of the battery module 23, so that the constant-current, trickle and floating charge functions are realized, and when the electric quantity of the battery module 23 is insufficient, the current-limiting charge module can independently supply power for the ion tube 5.

Example 2

On the basis of embodiment 1 of the utility model, this embodiment provides a plasma air disinfection machine, as shown in fig. 1-7, including casing 1 and with casing 1 joint complex base 2, be equipped with control panel 21, battery tray 22 and fan seat 24 on this base 2, be equipped with battery module 23 on the battery tray 22, wherein: the air purifier further comprises an air purification component 3, a rapid heating sterilization component 4 and an ion tube 5 arranged on the base 2, a partition plate 11 for dividing the air purification component 3 into a filter cavity 14 and a purification cavity 15 is arranged in the machine shell 1, and the air purification component 3 and the rapid heating sterilization component 4 are respectively arranged in the filter cavity 14 and the purification cavity 15; air purification subassembly 3 is arranged in purifying dust particle, impurity and the bacterium to in the air, avoids dust particle to enter into ion tube 5 in, influences ion tube 5's life, and the air loops through air purification subassembly 3, the sudden temperature rise subassembly 4 and the ion tube 5 that disinfects, adopts above-mentioned sectional type purification mode, can be more thorough purify the air to satisfy the high quality requirement of user to the air.

A fan seat 24 positioned in the filter cavity 14 is arranged on the base 2, and a centrifugal fan 25 is arranged in the fan seat 24; the centrifugal fan 25 is operated to allow external air to enter the filter chamber 14 to be filtered.

An air inlet 12 communicated with a filter cavity 14 and an exhaust hole 13 communicated with a purification cavity 15 are arranged on the machine shell 1; after the ion tube 5 purifies the air, the purified air can be discharged into the purification cavity 15, so that the air is discharged out of the casing 1 through the exhaust hole 13.

Specifically, the rapid heating sterilization assembly 4 comprises a heating cylinder 41, an air delivery pump 42, an air compressor 43 and an air pressurization device 6, wherein the input end of the air delivery pump 42 extends into the filter cavity 14, and the output end of the air delivery pump 42 is communicated with the input end of the air compressor 43 through a pipeline; the inner wall of the heating cylinder 41 is provided with a spirally wound heating coil to realize the heating function, the air transmission pump 42 works to extract the air filtered in the filter cavity 14 and transmit the air to the air compressor 43, the air compressor 43 can compress the air to reduce the space occupied by the air so as to facilitate the subsequent centralized sterilization treatment of the air, the air compressor 43 transmits the compressed air to the heating cylinder 41 after the compression is completed, the heating cylinder 41 can heat the air, the air can be pressurized in the heating cylinder 41 under the action of the air pressurizing device 6, the air entering the heating cylinder 41 is rapidly extruded to rapidly raise the internal temperature of the heating cylinder 41, the air pressurizing device 6 is reset, the pressure is not applied to the interior of the heating cylinder 41 any more, the internal temperature of the heating cylinder 41 is reduced, the pressure intensity is changed to rapidly raise the internal temperature of the heating cylinder 41, the water in the heating cylinder 41 is accelerated to become steam, and the steam mixed with the sterilizing agent can sterilize the air.

A three-way pipe 44 communicated with the interior of the heating cylinder 41 is arranged on the heating cylinder, an air inlet guide pipe 45 is arranged between the output end of the air compressor 43 and the three-way pipe 44, an air outlet guide pipe 46 communicated with the air inlet end of the ion tube 5 is arranged on the three-way pipe 44, and the air outlet of the ion tube 5 extends into the purification cavity 15; after the air compressor 43 finishes compressing, the compressed air is conveyed into the warming cylinder 41 through the air inlet conduit 45, and after the warming cylinder 41 finishes sterilizing the air, the air is conveyed into the ion tube 5 through the air outlet conduit 46.

A water inlet pipeline 47 communicated with the interior of the heating cylinder 41 is arranged in the heating cylinder 41, the water inlet pipeline 47 extends out of the machine shell 1, and a sealing plug is arranged on the water inlet pipeline 47; can carry water in to the section of thick bamboo 41 that heats through inlet channel 47, can also add germicide in the water, the subassembly 4 that disinfects that heats makes the water in the section of thick bamboo 41 that heats accelerate to become vapor in the sudden temperature rise, and vapor mixing germicide can disinfect to the air.

In order to realize rapid heating of the inside of the warming cylinder 41, specifically, the air pressurizing device 6 includes a pushing structure 61, a pressurizing plug 62 connected with a piston inside the warming cylinder 41, and a plurality of telescopic rods 63 horizontally arranged on the inner wall of the warming cylinder 41, the telescopic end of each telescopic rod 63 is fixedly connected with the side wall of the pressurizing plug 62, and the pushing structure 61 is used for driving the pressurizing plug 62 to move along the axis of the warming cylinder 41; the expansion link 63 guides the movement of the pressurizing plug 62, and the pressurizing plug 62 moves rapidly by the pushing structure 61 to pressurize the compressed air inside the heating cylinder 41.

Each telescopic rod 63 is sleeved with a buffer spring 64, and two ends of each buffer spring 64 are respectively connected to the side wall of the pressurizing plug 62 and the inner wall of the heating cylinder 41; because the air is heated and expanded, the intermolecular distance between the air is enlarged, the density is reduced, the air can be compressed into a certain volume under the action of the buffer spring 64, and the pushing structure 61 is convenient to rapidly press.

Specifically, the pushing structure 61 is a hydraulic cylinder 65, a telescopic end of the hydraulic cylinder 65 extends into the heating cylinder 41, and a pushing disc is fixed on the telescopic end; the push disc moves rapidly under the action of the hydraulic cylinder 65, so that the push disc pushes the pressurizing plug 62 to move, and the pressurized air in the heating cylinder 41 is pressurized.

In order to improve the sealing performance of the warming cylinder 41, specifically, the air inlet duct 45 and the air outlet duct 46 are provided with on-off valves 66. The on-off valve 66 can control the flow of the inlet conduit 45 or the outlet conduit 46 so as to change the internal pressure of the warming cartridge 41.

In order to further improve the filtering degree of the air, specifically, the air purifying assembly 3 includes a nylon filter screen 31, a glass fiber screen 32, an activated carbon filter screen 33 and an HEPA filter screen 34 which are sequentially arranged along a straight line direction, and the external air sequentially passes through the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 under the action of the centrifugal fan 25; the active carbon filter screen adsorbs volatility harmful substance such as formaldehyde, benzene, TVOC, and the PM2.5 particulate matter can reliably be filtered to HEPA filter screen 34, and nylon filter screen 31, glass fiber net 32 filter the dust particle in the air.

Specifically, in order to further increase the humidity of the air, the air conditioner further comprises a supporting seat 71 and an atomizing humidifier 7 arranged on the supporting seat 71, wherein an output end of the atomizing humidifier 7 extends into the filter chamber 14; the atomizing humidifier 7 can convey mist into the filter chamber 14 to change the air humidity in the filter chamber 14, the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 are vibrated by the rotation of the transmission rod 81, so that the air in the filter chamber 14 flows rapidly to improve the humidifying effect of the atomizing humidifier 7 on the air, and in the vibrating process of the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34, the atomizing humidifier 7 can moisten the dust particles blocked in the filter holes of the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34, so that the moistened dust particles can fall off more rapidly.

Specifically, in order to simultaneously complete vibration of the nylon filter screen 31, the glass fiber mesh 32, the activated carbon filter screen 33 and the HEPA filter screen 34, the vibration device further comprises a driving motor 8 and a transmission rod 81 horizontally arranged between the glass fiber mesh 32 and the activated carbon filter screen 33, two ends of the transmission rod 81 are respectively rotatably connected with the casing 1 and the partition plate 11, two first spring seats 82 are respectively arranged on the battery seat 22 and the support seat 71, a first vibration spring 83 is arranged between each first spring seat 82 and the glass fiber mesh 32, two second spring seats 84 are respectively arranged on the battery seat 22 and the support seat 71, and a second vibration spring 841 is arranged between each second spring seat 84 and the activated carbon filter screen 33; the first vibration spring 83 is used to support and vibrate the glass fiber net 32, and the second vibration spring 841 is used to support and vibrate the activated carbon filter net 33.

The driving rod 81 is sleeved with two cams 85, the glass fiber net 32 is provided with a first mounting seat 86 corresponding to each cam 85, the activated carbon filter screen 33 is provided with a second mounting seat 87 corresponding to each cam 85, the first mounting seat 86 and the second mounting seat 87 are provided with driving wheels 88 in transmission fit with the cams 85, the driving motor 8 is arranged on the side wall of the partition plate 11, and a main shaft of the driving motor 8 is connected with the driving rod 81 through a coupler; 8 work of driving motor can drive transfer line 81 and rotate, transfer line 81 drives cam 85 and rotates, and then make cam 85 and two 88 transmission cooperations of drive wheel, make glass fiber net 32 and active carbon filter screen 33 can shake by intermittent type, glass fiber net 32 and active carbon filter screen 33 can drive vibrations frame 89 and remove, make vibrations frame 89 to nylon filter screen 31, HEPA filter screen 34 hits the beating, so that nylon filter screen 31, glass fiber net 32, active carbon filter screen 33 and HEPA filter screen 34 shake simultaneously.

The opposite ends of the glass fiber net 32 and the activated carbon filter screen 33 are provided with a plurality of vibration frames 89 distributed in a matrix.

Specifically, waist-shaped holes 9 are formed in the upper end and the lower end of the base 2; the user can mount the base 2 on the wall by means of bolts fitted into the kidney holes 9.

Specifically, the bottom of the casing 1 is provided with a power interface 91 and a gear knob 92, and the power interface 91, the ion tube 5 and the gear knob 92 are electrically connected with the control panel 21; the user can supply power to the battery unit through the power interface 91, and the operating state of the ion tube 5 can be adjusted through the shift knob 92.

The utility model discloses a theory of operation: under the work of the centrifugal fan 25, external air can enter the filter cavity 14, and under the action of the centrifugal fan 25, the external air sequentially passes through the nylon filter screen 31, the glass fiber net 32, the activated carbon filter screen 33 and the HEPA filter screen 34, the activated carbon filter screen adsorbs volatile harmful substances such as formaldehyde, benzene, TVOC and the like, the HEPA filter screen 34 can reliably filter PM2.5 particles, and the nylon filter screen 31 and the glass fiber net 32 filter dust particles in the air;

in order to avoid the blockage of the filter holes of the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34, the driving motor 8 can drive the transmission rod 81 to rotate when working, the transmission rod 81 drives the cam 85 to rotate, and further the cam 85 is in transmission fit with the two transmission wheels 88, so that the glass fiber screen 32 and the activated carbon filter screen 33 can vibrate intermittently, the glass fiber screen 32 and the activated carbon filter screen 33 can drive the vibration frame 89 to move, and the vibration frame 89 can hit the nylon filter screen 31 and the HEPA filter screen 34, so that the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 vibrate simultaneously, and the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 are prevented from being blocked;

the atomization humidifier 7 can improve the air humidity by working, and can also moisten the blocked dust and condense the dust into large-particle impurities, the atomization humidifier 7 can convey the mist into the filter chamber 14 by working to change the air humidity in the filter chamber 14, the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 are vibrated by the rotation of the transmission rod 81, so that the air in the filter chamber 14 can flow rapidly to improve the air humidifying effect of the atomizing humidifier 7, and during the vibration process of the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34, the atomization humidifier 7 can wet and condense dust particles blocked in filter holes of the nylon filter screen 31, the glass fiber screen 32, the activated carbon filter screen 33 and the HEPA filter screen 34 into large-particle impurities so as to enable the wetted dust particles to fall off more quickly;

the water can be conveyed into the heating cylinder 41 through the water inlet pipeline 47, a bactericide can be added into the water, the air conveying pump 42 can pump out the air filtered in the filter cavity 14 after working and convey the air into the air compressor 43, the air compressor 43 can compress the air to reduce the space occupied by the air so as to facilitate the subsequent centralized sterilization treatment of the air, the compressed air is conveyed into the heating cylinder 41 after the air compressor 43 is compressed, the heating cylinder 41 can heat the air, the inside of the heating cylinder 41 can be pressurized under the action of the air pressurizing device 6, the air entering the heating cylinder 41 is rapidly extruded to rapidly raise the internal temperature of the heating cylinder 41, the air pressurizing device 6 is reset, the pressure is not applied to the inside of the heating cylinder 41 any more, the internal temperature of the heating cylinder 41 is reduced, the pressure intensity is changed, the internal temperature of the heating cylinder 41 is rapidly raised, the water in the heating cylinder 41 is accelerated to be changed into steam, and the steam mixed with the bactericide can sterilize the air;

then, carry the air after will disinfecting to in the ion tube 5, ion tube 5 can air-purifying, reduces the dust and adheres to, and ion tube 5 can discharge the air that purifies to the purification intracavity after with air purification, makes the air discharge outside casing 1 through exhaust hole 13.

The above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same, although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify or equally replace the specific embodiments of the present invention, and these modifications or equivalents do not depart from the spirit and scope of the present invention, which is all within the protection scope of the claims of the present invention pending on this application.

Claims (7)

1. A plasma air sterilizer is characterized by comprising a machine shell and a base clamped with the machine shell, wherein an ion tube, a control module and a battery module are arranged on the base; the bottom of the shell is provided with a gear knob, and the ion tube and the gear knob are both electrically connected with the control module;

the battery module is provided with a battery seat connected with the base.

2. The plasma air sterilizer of claim 1, wherein the battery module comprises a current limiting charging module electrically connected to the control switch through a fuse, a control switch and a BMS protection board electrically connected to the battery module.

3. The plasma air sterilizer of claim 1, further comprising a filter chamber, wherein an air purification assembly is arranged in the filter chamber, the air purification assembly comprises a nylon filter screen, a glass fiber screen, an activated carbon filter screen and a HEPA filter screen which are arranged in sequence, and under the action of the centrifugal fan, outside air sequentially passes through the nylon filter screen, the glass fiber screen, the activated carbon filter screen and the HEPA filter screen.

4. The plasma air sterilizer of claim 3, further comprising a support base and an atomizing humidifier disposed on the support base, the output end of the atomizing humidifier extending into the filter chamber.

5. The plasma air sterilizer of claim 4, further comprising a driving motor, and a transmission rod horizontally disposed between the glass fiber net and the activated carbon filter screen, both ends of the transmission rod being rotatably connected to the cabinet and the partition plate, respectively, four first spring seats being provided on an inner wall of the cabinet, a first vibration spring being provided between each first spring seat and the glass fiber net, four second spring seats being provided on an inner wall of the cabinet, and a second vibration spring being provided between each second spring seat and the activated carbon filter screen.

6. The plasma air sterilizer of claim 5, wherein two cams are sleeved on the transmission rod, a first mounting seat is provided for each cam corresponding to the glass fiber mesh, a second mounting seat is provided for each cam corresponding to the activated carbon filter screen, driving wheels in driving fit with the cams are provided on the first mounting seat and the second mounting seat, the driving motor is installed on the side wall of the partition plate, and a spindle of the driving motor is connected with the transmission rod through a coupling.

7. The plasma air sterilizer of claim 6, wherein a plurality of vibration frames are arranged in a matrix at the opposite ends of the glass fiber net and the activated carbon filter net.

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