The present invention discloses an electric field device with an automatic cleaning function, which includes a support, at least one hollow cylindrical dust collecting electrode, and a corona pole placed on a central axis of the hollow cylindrical dust collecting electrode, wherein an end part of the corona pole is fixed on the support, the dust collecting electrode is grounded, and the corona pole is connected to a power source; and the present invention further includes a wind wheel, an axle hole of the wind wheel is provided with an internal thread, the corona pole is provided with an external thread matched with the internal thread on the wind wheel, and a periphery of the wind wheel is provided with a dust sweeping device in contact with an inner wall of the hollow cylindrical dust collecting electrode. The electric field device does not require manual cleaning, thus saving time and costs.

The present invention discloses an electric field device with an automatic cleaning function, which includes a support, at least one hollow cylindrical dust collecting electrode, and a corona pole placed on a central axis of the hollow cylindrical dust collecting electrode, wherein an end part of the corona pole is fixed on the support, the dust collecting electrode is grounded, and the corona pole is connected to a power source; and the present invention further includes a wind wheel, an axle hole of the wind wheel is provided with an internal thread, the corona pole is provided with an external thread matched with the internal thread on the wind wheel, and a periphery of the wind wheel is provided with a dust sweeping device in contact with an inner wall of the hollow cylindrical dust collecting electrode. The electric field device does not require manual cleaning, thus saving time and costs.

An air conditioning apparatus according to an aspect of the present invention includes a main body including a suction part through which air is suctioned and a discharge part through which the air suctioned through the suction part is discharged, a fan disposed in the main body to allow the air to flow, an electric charge device coupled to the main body outside the main body to charge dust in the air, and a filter device disposed between the suction part and the discharge part in the main body to collect the charged dust particles.

An air conditioning apparatus according to an aspect of the present invention includes a main body including a suction part through which air is suctioned and a discharge part through which the air suctioned through the suction part is discharged, a fan disposed in the main body to allow the air to flow, an electric charge device coupled to the main body outside the main body to charge dust in the air, and a filter device disposed between the suction part and the discharge part in the main body to collect the charged dust particles.

A portable rechargeable personal ionic air purifier energizing a personal airspace and cleaning particulate pollutants therefrom provides removable attachment of ion emitter and housing subassemblies by magnetic attraction, provides an electrically grounded conductive member external to the housing that releasably clips a lanyard or article of clothing, includes a decorative surround and provides an external ground plate for use with a desktop mount, armband or other accessory.

A portable rechargeable personal ionic air purifier energizing a personal airspace and cleaning particulate pollutants therefrom provides removable attachment of ion emitter and housing subassemblies by magnetic attraction, provides an electrically grounded conductive member external to the housing that releasably clips a lanyard or article of clothing, includes a decorative surround and provides an external ground plate for use with a desktop mount, armband or other accessory.

A miniature gas detection and purification device is disclosed for a user to carry with him, and includes a main body, a purification module, a gas guider and a gas detection module. The gas detection module detects the gas in the environment surrounding the user to obtain a gas detection datum, and controls the gas guider to be operated according to the gas detection datum, so that gas is inhaled into the main body and flows through the purification module for filtration and purification, and the gas purified is finally guided to an area nearby the user.

A miniature gas detection and purification device is disclosed for a user to carry with him, and includes a main body, a purification module, a gas guider and a gas detection module. The gas detection module detects the gas in the environment surrounding the user to obtain a gas detection datum, and controls the gas guider to be operated according to the gas detection datum, so that gas is inhaled into the main body and flows through the purification module for filtration and purification, and the gas purified is finally guided to an area nearby the user.

A portable rechargeable personal ionic air purifier energizing a personal airspace and cleaning particulate pollutants therefrom provides removable attachment of ion emitter and housing subassemblies by magnetic attraction, provides an electrically grounded conductive member external to the housing that releasably clips a lanyard or article of clothing, includes a decorative surround and provides an external ground plate for use with a desktop mount, armband or other accessory.

A portable rechargeable personal ionic air purifier energizing a personal airspace and cleaning particulate pollutants therefrom provides removable attachment of ion emitter and housing subassemblies by magnetic attraction, provides an electrically grounded conductive member external to the housing that releasably clips a lanyard or article of clothing, includes a decorative surround and provides an external ground plate for use with a desktop mount, armband or other accessory.