TWM584875U - Micro air purifier - Google Patents

Abstract

This creation is a miniature air cleaner, which includes a wearable capsule-shaped shell, which has multiple holes on the surface of the shell and an accommodation space inside. The accommodation space includes: a control module, a negative electric conduction device, and a sterilization module. The control module includes a power source component and a control circuit board capable of supplying power by using a button-type battery. The negative electric conduction device includes a conductive plate connected to the negative electrode of the power source component. The sterilization module includes a substrate, a fan blade and a motor. It is positively connected to the substrate and can be used to clamp the substrate with the medicine and sterilization material to the conductive plate, and generate an electric field with the conductive plate to activate the sterilization material. The motor can drive the fan blades to rotate the air into the accommodation space at high speed and purify the air through the sterilization material In order to solve the problem that the conventional air cleaner is large in volume, not portable, and requires high voltage electricity, which will affect human health, this creation provides a portable mini air cleaner that can be powered by a commercially available battery.

Description

Mini Air Cleaner

This creation relates to an air purification device, especially a portable micro air cleaner.

In the era of rapid development of science and technology, while scientific progress and industrial technology are booming, human activities have also impacted the environment in which we live, and the degradation of air quality is one of the significant problems. Many people wear masks to prevent pollutants from entering the body. However, most of the commercially available masks have poor filtering effects and limited protection. While industrial N95 masks have high adhesion and strong protection, they are expensive and need to be replaced frequently. It is also easy to breathe for a long time, and it is not suitable for long-term wear or use at rest.

For this reason, some people have invented an air cleaner to remove pollutants from the air in order to purify the air and maintain human health. However, ordinary air cleaners usually have considerable volume and weight. Most air cleaners can only be used in a fixed area and are not convenient to carry around. In addition, many air cleaners require high-voltage electricity to operate and have high power consumption. Electricity and doubts that can easily harm the human body.

In summary, how to provide an air cleaner that is easy to carry, more comfortable to use and less harmful to the human body is the main problem to be solved for this creation.

In order to solve the aforementioned problems, the present author proposes a mini air cleaner that can be carried around and can be powered by a commercially available battery.

In order to achieve the above-mentioned creation purpose, the technical means adopted in this creation is to provide a miniature air cleaner, which includes a shell, the shell is a capsule-shaped openable shell arranged along an axial direction, and can be provided with a tie And can be worn, the shell has multiple holes on the surface and an accommodation space inside, and the accommodation space includes:
A control module comprising a power source component and a control circuit board connected to the power source component, and the power source component can provide power with a button-type battery;
A negative electrical conduction device including a conductive plate electrically connected to the negative electrode of the power supply component to be negatively charged; and a sterilization module including at least one substrate, at least one drug supply block, and at least one blade And a motor, the at least one substrate is a soft material capable of absorbing liquid, and is laid on the conductive plate, the at least one drug supply block is a soft block with a sterilizing material, and is correspondingly provided on the at least one substrate To provide the at least one substrate germicidal material, the at least one blade is connected to the positive pole of the power component and is positively charged, the at least one blade can be snapped together and sandwiched with the conductive plate to sandwich the at least one substrate, An electric field is generated between the at least one blade and the conductive plate to activate the germicidal material on the at least one substrate. The at least one blade has a plurality of holes to allow air to contact the at least one substrate, and the motor is connected. The control circuit board can drive the fan blade, the at least one substrate and the conductive plate to rotate.

The miniature air cleaner includes an ultraviolet sterilization module, and the ultraviolet sterilization module includes two or more ultraviolet lamps, and the two or more ultraviolet lamps are connected to the control circuit board.

In the micro air cleaner, the housing includes a mounting base shell, and the negative electrical conduction device includes a conductive plate and a conductive rod, and the conductive disc is disposed in the mounting base shell and is connected to the power source component. The negative electrode is connected, the conductive plate is provided with a conductive paste, one end of the conductive rod is rotatably connected to the conductive paste, and the other end of the conductive rod is combined with the conductive plate.

The miniature air cleaner includes a positive electrical conduction device, which is penetrated by the conductive rod, and includes a conductive base and a conductive unit, the conductive base is electrically connected to the positive electrode of the power component, The conductive unit is electrically connected to the conductive base and the two leaves in a rotatable manner; the negative electrical conduction device includes an insulating sleeve, which is disposed on the conductive rod and penetrates the conductive unit.

In the miniature air cleaner, the conductive unit is mushroom-shaped and includes an umbrella-shaped portion, a set of connecting portions, and a channel. The umbrella-shaped portion includes a convex surface and a flat surface. The convex surface of the umbrella-shaped portion. Abutting on the bearing, the sleeve part has a tapered cylinder, which is formed to protrude from the plane of the umbrella-shaped part along the axial direction of the housing and gradually shrink, and the channel penetrates the umbrella-shaped part and the shaft along the axial direction of the housing. The socket is penetrated by the conductive rod and the insulating shaft sleeve.

In the micro air cleaner, wherein the conductive plate of the negative electrical conduction device is a flat plate, and has two of the substrates, two of the drug supply blocks, and two of the fan blades, the Two substrates are respectively laid on the upper and lower sides of the conductive plate, and the two drug supply blocks are respectively bonded to the two substrates.

In the miniature air cleaner, each fan blade includes a shell in the middle, the two shells of the two leaves can be pressed against the two drug supply blocks, and the sterilization module includes a rotating sleeve, the A rotating sleeve is sleeved on the two casings to fix the two casings, the two drug supply blocks, the two base materials and the conductive plate, and the two blades can be driven to rotate by the motor.

In the miniature air cleaner, each fan blade includes a first blade plate and a first combined plate, and a second blade plate and a second combined plate, and the shell of the fan blade includes an opposite slot and a Convex surface, two sides of the first coupling plate are respectively connected to one side of the casing and the first coupling plate, the first coupling plate extends obliquely toward the opening direction of the groove, and the area of the second leaf plate is smaller than that A first leaf plate, two sides of the second leaf plate are connected to the other side of the casing and the second coupling plate, respectively, and the area of the second coupling plate is smaller than the first coupling plate and is combined with the first The plates extend in opposite directions; a first combination plate of one fan blade can be snap-connected with a second combination plate of the fan blade.

In the miniature air cleaner, a spring bearing and a compression spring are arranged in the rotating sleeve, the spring bearing seat is far from the conductive unit, and one end of the compression spring abuts against the bottom surface of the rotating sleeve, and the compression The other end of the spring pushes the spring bearing to push the two drug supply blocks, the two casings of the two blades and the front, and push the conductive unit against the bearing.

In the miniature air cleaner, the rotation speed of the motor can reach more than 20,000 revolutions per minute.

In the mini air cleaner, the rotation speed of the motor can reach 27000 revolutions per minute.

In the miniature air cleaner, the control module includes a USB plug, and the USB plug is connected to the power module to charge the power module.

The enhancements brought by the technical means of this creation are:
1. The shell of this creation is capsule-shaped. Its small size can be carried around in the form of a necklace. In its internal space, a high-speed motor drives the fan blades to rotate and suck air in, while compressing and discharging the air, and the positively charged fan The electric field generated by the leaves and the negatively-charged conductive plate will activate the sterilizing material on the sandwiched substrate, greatly increasing the sterilizing effect of the sterilizing material. The air sucked into the shell can be purified and discharged through the sterilizing material, which will purify the user Air within one to two meters, and during sleep, you can remove this work and place it near the head to purify the air. In addition, this work only needs to use a general button-type battery to provide power, compared to using high voltage The electric air cleaner that provides electricity will not cause physical discomfort in the use of this creation, improving the safety and convenience of using the air cleaner.
2. This creation can also be equipped with ultraviolet light to enhance the sterilization effect, and the power module can be charged through the USB plug. When the room is resting, the USB plug of this creation can also be plugged into the USB charging base to continuously operate to purify the surrounding air and improve Purification effect and convenience of air cleaner.

In the following, with reference to the drawings and the preferred embodiments of this creation, the technical means adopted by this creation to achieve the intended purpose is further explained.

Please refer to FIG. 2 to FIG. 4, this creation includes a housing 10, a control module 20, a negative electrical conduction device 30, a positive electrical conduction device 40, a sterilization module 50 and an ultraviolet sterilization module 60.

Please refer to FIG. 2 to FIG. 4, the outer shell 10 is a capsule shape extending along an axial direction, and includes a mounting seat shell 11, a first shell 12 and a second shell 13.

The mounting housing 11 includes a first end and a second end in the axial direction. The first and second ends of the mounting housing 11 are provided with threads to communicate with the first housing 12 and the second housing, respectively. Body 13 is combined. The length of the first casing 12 in the axial direction is longer than the length of the second casing 13 in the axial direction, and the first casing 12 includes a larger accommodating space. Two groups of vent holes 121 each include six long holes extending in the axial direction. Referring to FIG. 1, the tapered end of the first casing 12 and the tapered end of the second casing 13 can be connected by a tie 80.

Please refer to FIGS. 2 to 4. The control module 20 is located in the accommodating space of the first housing 12 and includes a mounting base 21, a power module 22, a control circuit board 23, a wiring guide 24, and a USB. The plug 25 and a switch button 26.

The mounting base 21 can be located at a tapered end of the first housing 12, and can be clamped on an inner peripheral wall of the first housing 12 away from the mounting base housing 11. The power source assembly 22 is disposed on the mounting base 21, and can provide the creative power with a two-button battery 221. The control circuit board 23 is disposed on the mounting base 21 and is close to the mounting base shell 11 relative to the power supply assembly 22. The length direction of the wiring guide 24 is the same as the axial direction of the housing 10. The two ends of the wiring guide 24 in the length direction are the same. Combined with the mounting base shell 11 and the mounting base 21 respectively, and the wiring guide 24 is connected to the power supply assembly 22 and the control circuit board 23. The USB plug 25 and the switch button 26 are both disposed on the mounting housing 11 and at the second end of the mounting housing 11 and can be accommodated by the cover of the second housing 13. The USB plug 25 passes through the wiring. The guide rail 24 is connected to the power supply assembly 22, and the user can charge the power supply assembly 22 through the USB plug 25. The switch button 26 is also connected to the power supply assembly 22 through the wiring guide 24, and can control the power supply assembly 22 to switch on and off. .

Please refer to FIG. 2, FIG. 6 and FIG. 7. The negative electrical conduction device 30 includes a conductive plate 31, a conductive rod 32, an insulating sleeve 33 and a conductive plate 34. The conductive plate 31 is disposed in the mounting base shell 11 and is located in the mounting base shell 11. The conductive disc 31 is connected to the negative electrode of the power module 22 through the wiring guide 24 and is negatively charged. The conductive disc 31 contains a conductive paste. 311, and the conductive paste 311 is electrically connected to the conductive plate 31 and is negatively charged. The conductive rod 32 is disposed along the axial direction of the housing 10 and includes a first end and a second end opposite to each other, and a sphere 321. The first end of the conductive rod 32 penetrates the mounting housing 11 and the conductive rod. The second end of 32 is located outside the mounting housing 32 and is received by the first housing 12. The sphere 321 is fixed on the first end of the conductive rod 32 and is rotatably electrically connected to the conductive paste 311. connection. The insulating shaft sleeve 33 is sleeved on the conductive rod 32. The conductive plate 34 is disposed at the second end of the conductive rod 32 and is electrically connected to the conductive rod 32 to be negatively charged. The conductive plate 34 is an E-shaped flat plate, and the length of the plate body in the middle of the conductive plate 34 is shorter than that. The length of each plate on both sides.

Please refer to FIG. 4, FIG. 6, and FIG. 7. The positive electrical conduction device 40 is penetrated by the conductive rod 32 and the insulating sleeve 33, and includes a conductive base 41 and a conductive unit 42.

The conductive base 41 is disposed on the mounting base shell 11 and is located at the first end of the mounting base shell 11. The conductive base 41 is positively connected to the positive pole of the power source assembly 22 through the wiring guide 24. The conductive base 41 includes一 轴承 411. The conductive unit 42 is located in the accommodating space of the first casing 12 and can be rotated about the axial direction of the casing 10. The conductive unit 42 is mushroom-shaped and includes an umbrella portion 421 and a set of connecting portions 422. And a channel 423, the umbrella portion 421 includes a convex surface and a plane, the convex surface of the umbrella portion 421 rests on the bearing 41, the socket portion 422 is a tapered cylinder, and it is connected from the umbrella portion 421 The plane of the housing 10 is protruded and tapered along the axial direction of the housing 10, and the channel 423 penetrates the umbrella portion 421 and the socket portion 422 along the axial direction of the housing 10, and is subject to the conductive rod 32 and the insulating shaft sleeve. 33 runs through.

Please refer to FIG. 5 to FIG. 7. The sterilization module 50 is received by the first casing 12 and includes two base materials 51, two drug supply blocks 52, two blades 53, a spring bearing 54, and a compression spring 55. A rotating sleeve 56 and a motor 57.

The two base materials 51 are respectively laid on the upper and lower sides of the conductive plate 34. Each base material 51 is a soft material capable of absorbing liquid. The shape of the base material 51 is an E-shape similar to the conductive plate 34, but the base material 51 The area of 51 is larger than the conductive plate 34. In the preferred embodiment of the present invention, the substrate 51 is a non-woven fabric.

Please refer to FIG. 5 and FIG. 7. The two drug supply blocks 52 are soft blocks rich in germicidal materials. The two drug supply blocks 52 are respectively combined with the two substrates 51 to provide the two substrates 51 with sterilization materials. The drug supply block 52 is semi-cylindrical and includes a convex surface and a plane. The plane of the drug supply block 52 is in contact with the substrate 51.

Please refer to FIG. 5 and FIG. 7, the two blades 53 are located in the accommodating space of the first casing 12 and between the two groups of ventilation holes 121. The two blades 53 clamp the two drug supply blocks 52 and the two base materials 51 from above and below the conductive plate 34, respectively. Each fan blade 53 is a metal plate body, which includes a shell 531, a first leaf plate 532 and a first combining plate 534, and a second leaf plate 535 and a Two joint plates 537. The cross section of the shell sleeve 531 is arc-shaped, and the shell sleeve 531 extends along the axial direction of the shell 10. The shell sleeve 531 includes two opposite ends, a groove and a convex surface, and two opposite sides. One end of the casing 531 is in contact with the plane of the umbrella-shaped portion 421 of the conductive unit 42, so that the fan blade 53 is electrically connected to the conductive unit 42 and is positively charged.

The first leaf plate 532 extends along the axial direction of the casing 10 and includes an opposite inner side and an outer side, and two long holes. The inner side of the first leaf plate 532 is connected to the shell sleeve 531. The first coupling plate 534 is connected to the outer side of the first leaf plate 532 and extends obliquely toward the opening direction of the groove of the casing 531.

The area of the second leaf plate 535 is smaller than that of the first leaf plate 532. The second leaf plate 535 extends along the axial direction of the casing 10 and includes an opposite inner side and an outer side, and a long hole. The inner side of the second leaf plate 535 is connected to the shell 531, and the second joint plate 537 is connected to the outer side of the second leaf plate 535 and extends obliquely to the convex surface of the shell 531. The second joint plate The extending direction of 537 is opposite to the extending direction of the first coupling plate 534.

Please refer to FIG. 5, the first leaf plate 532 and the second leaf plate 535 are not positioned on the same horizontal plane. When assembling, the two casings 531 of the two leaf blades 53 respectively cover the medicine supply block 52. The first coupling plate 534 of the fan blade 53 is engaged with another second coupling plate 537 of the fan blade 53 so that the two fan blades 53 are combined, and the first fan plate 532 and the fan blade 53 can be combined. The second leaf plate 535 of the other fan blade 53 clamps the two base materials 51 together. The two long holes of each first leaf plate 532 and the long holes of each second leaf plate 535 allow air to pass through and can contact the two substrates 51, so that the two substrates 51 with sterilizing material can sterilize the air.

Referring to FIG. 5, when the two blades 53 rotate, they rotate counterclockwise in FIG. 5 to draw air from a set of ventilation holes 121 into the accommodation space in the first casing 12 and from Another set of ventilation holes 12 blows air out of the first casing 12.

Referring to FIG. 6, the spring seat 54 is located at an end of each of the shells 531 away from the conductive unit 42 and can push the two shells 531 of the two blades 53. The spring seat 54 includes a bottom surface and a stage. On the other hand, the bottom surface of the spring bearing 54 faces the connecting seat shell 11, and the compression spring 55 is sleeved on the step surface of the spring bearing 54.

Please refer to FIGS. 5 to 7. The shape of the rotating sleeve 56, the shape of each of the shell sleeves 531 and the shape of each of the drug supply blocks 52 are related to each other. The rotating sleeve 56 includes two card interfaces 561 and a receiving slot. And a shaft sleeve 562, each card interface 561 is elongated and extends along the axial direction of the housing 10 and is located at one end of the rotary sleeve 56 in the axial direction, the receiving groove extends along the axial direction of the housing 10, and the shaft sleeve 562 The rotating sleeve 56 is located at one end of the casing 10 different from the card interface 561 in the axial direction of the casing 10. The rotating sleeve 56 is sleeved from one end of each drug supply block 52 away from the conductive unit 42, so that the plate body in the middle of the conductive plate 34, the two plate bodies in the middle of the two substrates 51, the two drug supply blocks 52, the The two casings 531 of the two blades 53, the spring bearing 54 and the compression spring 55 are received by the receiving groove of the rotating sleeve 56. The two card interfaces 561 can be connected to a portion where the plate body in the middle of the conductive plate 34 is connected to the plate bodies on both sides, a portion where the plate body in the middle of each substrate 51 is connected to the plate bodies on both sides, and the blades 53 A portion of the casing 531 connected to the first leaf plate 532 and the second leaf plate 535. In addition, the sleeve portion 422 of the conductive unit 42 can push the two shell sleeves 531 of the two blades 53 to press the rotating sleeve 56 tightly.

Please refer to FIG. 2, FIG. 3, and FIG. 6. The motor 57 is disposed on the mounting base 21 and can be controlled by the control circuit board 23. The rotation speed of the motor 57 is 27,000 revolutions per minute, and it includes an output shaft 571. The shaft 571 extends along the axial direction of the casing 10 and is fixed to the shaft sleeve 562 of the rotating sleeve 56, so that the motor 57 can drive the rotating sleeve 56 to rotate and the two blades 53 to rotate.

Please refer to FIG. 2 and FIG. 6, and one end of the compression spring 55 is supported against the bottom surface of the receiving groove of the rotary sleeve 56, and the other end of the compression spring 55 is pushed against the spring bearing 54 to push the two leaves. The two shell sleeves 531 of 53 abut against the plane of the umbrella portion 421 of the conductive unit 42, and push the convex surface of the umbrella portion 421 of the conductive unit 42 against the bearing 411 of the conductive base 41.

Please refer to FIG. 2 and FIG. 3. The ultraviolet sterilization module 60 includes two ultraviolet lamps 61. The two ultraviolet lamps 61 are disposed on the mounting base 21 and connected to the control circuit board 23, and are respectively located on two sides of the motor 57. Each ultraviolet lamp 61 can illuminate the two leaves 53 to enhance the sterilization effect.

As shown in FIG. 8, it can be used as a necklace and hung on the neck of a user. In other embodiments, the creation can also be a bracelet type.

In use, press this switch 26 to start the creation. After starting, the motor 57 is driven to drive the connecting sleeve 56 and the two blades 53 to rotate at a high speed to suck air from one of the set of vent holes 12 and accelerate the sterilization material in the two drug supply blocks 52. The two substrates 51 are impregnated. An electric field passing through the two substrates 51 will be generated between the two blades 53 which are positively charged and the conductive plate 34 which is negatively charged. The germicidal material on the two substrates 51 will be activated by the electric field to greatly increase the sterilization material. The sterilization effect can sterilize the air sucked into the casing 10, and the two ultraviolet lamps 61 can irradiate the entrained air to further enhance the sterilization effect. After the air is sterilized, it will flow out from another group of vent holes 12 to achieve the effect of purifying the air around the user.

When resting indoors, the user can insert the original USB plug 25 on the USB charging base to continuously operate and purify the surrounding air, thereby improving the purification effect and convenience of the air cleaner.

10‧‧‧Shell

11‧‧‧Mounting the housing
12‧‧‧First case

121‧‧‧ Vent
13‧‧‧Second shell
20‧‧‧Control Module

21‧‧‧Mount
22‧‧‧Power components

221‧‧‧ button battery
23‧‧‧Control circuit board

24‧‧‧Wiring Guide
25‧‧‧USB plug

26‧‧‧Switch button
30‧‧‧ Negative electricity conducting device

31‧‧‧Conductive plate
311‧‧‧ conductive paste

32‧‧‧ conductive rod
321‧‧‧ sphere

33‧‧‧ Insulated bushing
34‧‧‧Conductive plate
40‧‧‧Positive electric conduction device

41‧‧‧Conductive Block
411‧‧‧bearing

42‧‧‧ conductive unit
421‧‧‧ Umbrella

422‧‧‧Socket
423‧‧‧channel
50‧‧‧ sterilization module

51‧‧‧ substrate
52‧‧‧medicine block

53‧‧‧fan leaves
531‧‧‧shell

532‧‧‧First leaf
534‧‧‧The first combination board

535‧‧‧second leaf
537‧‧‧Second Combination Board

54‧‧‧Spring bearing
55‧‧‧Compression spring

56‧‧‧rotating sleeve
561‧‧‧card interface

562‧‧‧Shaft
57‧‧‧ Motor

571‧‧‧output shaft
60‧‧‧UV sterilization module

61‧‧‧UV lamp
80‧‧‧ Lace

FIG. 1 is an external perspective view of a preferred embodiment of the creation.
FIG. 2 is a partial cross-sectional side view of a preferred embodiment of the creation.
FIG. 3 is a partially exploded perspective view of a disassembled case of a preferred embodiment of the present invention.
FIG. 4 is a partially exploded perspective view of a disassembled housing of a preferred embodiment of the present invention.
5 is a schematic cross-sectional view of a sterilization module according to a preferred embodiment of the present invention.
FIG. 6 is a partially exploded perspective view of a preferred embodiment of the creation.
FIG. 7 is a partially exploded perspective view of a sterilization module according to a preferred embodiment of the present invention.
FIG. 8 is a schematic diagram of using the preferred embodiment of the creation.

Claims (14)

A miniature air cleaner includes a shell, the shell is a capsule-shaped openable shell arranged along an axial direction, and a tie can be provided for wearing. The surface of the shell has a plurality of holes and an interior. There is an accommodation space, and the accommodation space includes:
A control module comprising a power source component and a control circuit board connected to the power source component, and the power source component can provide power with a button-type battery;
A negative electrical conduction device including a conductive plate electrically connected to the negative electrode of the power supply component to be negatively charged; and a sterilization module including at least one substrate, at least one drug supply block, and at least one blade And a motor, the at least one substrate is a soft material capable of absorbing liquid, and is laid on the conductive plate, the at least one drug supply block is a soft block with a sterilizing material, and is correspondingly provided on the at least one substrate To provide the at least one substrate germicidal material, the at least one blade is connected to the positive pole of the power component and is positively charged, the at least one blade can be snapped together and sandwiched with the conductive plate to sandwich the at least one substrate, An electric field is generated between the at least one blade and the conductive plate to activate the germicidal material on the at least one substrate. The at least one blade has a plurality of holes to allow air to contact the at least one substrate, and the motor is connected. The control circuit board can drive the fan blade, the at least one substrate and the conductive plate to rotate. The miniature air cleaner according to claim 1, comprising an ultraviolet sterilization module, the ultraviolet sterilization module includes two or more ultraviolet lamps, and the two or more ultraviolet lamps are connected to the control circuit board. The miniature air cleaner according to claim 2, wherein the housing includes a mounting base, and the negative electrical conduction device includes a conductive plate and a conductive rod, and the conductive plate is disposed in the mounting base and is connected with The negative electrode of the power component is connected, the conductive plate is provided with a conductive paste, one end of the conductive rod is rotatably connected to the conductive paste, and the other end of the conductive rod is combined with the conductive plate. The miniature air cleaner according to claim 3, comprising a positive electrical conduction device, which is penetrated by the conductive rod, and includes a conductive base and a conductive unit, the conductive base and a positive electrode of the power supply component Electrically connected, the conductive unit is electrically connected to the conductive base and the two leaves in a rotatable manner; the negative electrical conduction device includes an insulating sleeve, which is disposed on the conductive rod and penetrates the conductive unit. The miniature air cleaner according to claim 4, wherein the conductive unit is mushroom-shaped and includes an umbrella-shaped portion, a set of connection portions and a channel, the umbrella-shaped portion includes a convex surface and a plane, the umbrella The convex surface of the shaped part rests on the bearing, and the socket part has a tapered cylinder, which is protruded and tapered along the axial direction of the shell from the plane of the umbrella part, and the channel penetrates the umbrella along the axial direction of the shell. The shape part and the sleeve part are penetrated by the conductive rod and the insulating shaft sleeve. The miniature air cleaner according to claim 5, wherein the conductive plate of the negative electric conduction device is a flat plate, and has two of the substrates, two of the supply blocks, and two of the substrates. Fan blades, the two substrates are respectively laid on the upper and lower sides of the conductive plate, and the two drug supply blocks are respectively combined on the two substrates. According to the miniature air cleaner of claim 6, each fan blade includes a shell in the middle, the two shells of the two leaves can be pressed against the two drug supply blocks, and the sterilization module includes a rotation A sleeve, the rotating sleeve is sleeved on the two shell sleeves to fix the two shell sleeves, the two drug supply blocks, the two base materials and the conductive plate, and can be driven by the motor to drive the two leaves to rotate. According to the miniature air cleaner of claim 7, each fan blade includes a first blade plate and a first combination plate, and a second blade plate and a second combination plate, and the casing of the fan blade includes the opposite A groove and a convex surface, two sides of the first coupling plate are respectively connected to one side of the casing and the first coupling plate, the first coupling plate extends obliquely toward the opening direction of the groove, and the second leaf plate The area of the second leaf plate is smaller than that of the first leaf plate, and the two sides of the second leaf plate are connected to the other side of the casing and the second joint plate, respectively. The area of the second leaf plate is smaller than that of the first leaf plate, and The first coupling plate extends in the opposite direction; a first coupling plate of one fan blade can be engaged with another second coupling plate of the fan blade. The miniature air cleaner according to claim 8, wherein the rotating sleeve has a spring seat and a compression spring, the spring bearing seat is far from the conductive unit, and one end of the compression spring is abutted against the rotation sleeve. On the bottom surface, the other end of the compression spring pushes the spring seat to push the two drug supply blocks, the two casings of the two blades and forward, and push the conductive unit against the bearing. The micro air cleaner according to claim 1 to 9, wherein said motor can rotate at a speed of more than 20,000 revolutions per minute. The micro air cleaner according to claim 10, wherein said motor can rotate at a speed of 27,000 revolutions per minute. According to the miniature air cleaner described in claim 11, the control module includes a USB plug, and the USB plug is connected to the power module to charge the power module. As in the miniature air cleaner described in claim 10, the control module includes a USB plug, and the USB plug is connected to the power module to charge the power module. As in the miniature air cleaner described in claim 1 to 9, the control module includes a USB plug, and the USB plug is connected to the power module to charge the power module.