Summary of the invention
An object of the present invention is to solve at least the problems referred to above and/or defect, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of air cleaning unit, and its dust catching efficiency is high, and leakage dirt rate is low, and has intelligent preferably.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of air cleaning unit, comprising:
Metal ball and Duo Gen metal needle, described many metal needles are all vertically set on the surface of described metal ball, and described metal ball is connected to the negative pole of high-voltage DC power supply;
First metallic plate and the second metallic plate, it is all horizontally placed on the left side of described metal ball, and is parallelly oppositely arranged, and described first metallic plate and described second metallic plate are all connected to the positive pole of high-voltage DC power supply;
3rd metallic plate, it is arranged at the left side of described first metallic plate, described 3rd metallic plate is connected to the negative pole of described high-voltage DC power supply, the middle part of described 3rd metallic plate is provided with a rotating shaft, described rotating shaft is connected with the first motor power, 3rd metallic plate described in described first motor driving is in primary importance and second place intercropping cycle movement, wherein, when described 3rd metallic plate is in primary importance, the top of described 3rd metallic plate is in same level with described first metallic plate, when described 3rd metallic plate is in the second place, described 3rd metallic plate bottom with described second metallic plate be in same level,
Controller, itself and described first motors, control described 3rd metallic plate 20-40 the cycle of motion per minute.
Preferably, described air cleaning unit, also comprises:
Air-introduced machine, it is arranged at the left side of described 3rd metallic plate, make air flow through described metal ball and Duo Gen metal needle enters between described first metallic plate and described second metallic plate, described air-introduced machine is also connected with described controller, and described controller controls the rotating speed of described air-introduced machine.
Preferably, described air cleaning unit, also comprises:
PM2.5 sensor, it is for detecting the PM2.5 value of air, described PM2.5 sensor is connected with described controller, and described controller regulates the rotating speed of described air-introduced machine according to the PM2.5 value that described PM2.5 sensor detects within the scope of 3000 revs/min to 5000 revs/min.
Preferably, described air cleaning unit, also comprises:
Housing, it is hollow structure, described metal ball and described many metal needles, described first metallic plate and described second metallic plate, described 3rd metallic plate and described air-introduced machine are all arranged at described enclosure interior, described housing side has air inlet, described air inlet is rotatably provided with a portable plate, described portable plate offers multiple through hole, described portable plate is driven by the second motor, described second motor is connected with described controller, and described controller regulates the rotating speed of described portable plate according to the PM2.5 value that described PM2.5 sensor detects.
Preferably, described air cleaning unit, described controller is set to: when the PM2.5 value that described PM2.5 sensor detects is for 100-150, described controller regulates the rotating speed of described portable plate to be 60 revs/min; When the PM2.5 value that described PM2.5 sensor detects is 151-200, described controller regulates the rotating speed of described portable plate to be 100 revs/min; When the PM2.5 value that described PM2.5 sensor detects is 201-300, described controller regulates the rotating speed of described portable plate to be 200 revs/min.
Preferably, described air cleaning unit, the width of described 3rd metallic plate, described first metallic plate and described second metallic plate is all equal.
Preferably, described air cleaning unit, the centre of sphere of described metal ball is just in time positioned on the center line of described first metallic plate and described second metallic plate, and the installation site of described rotating shaft is also just in time positioned on the center line of described first metallic plate and described second metallic plate.
Preferably, described air cleaning unit, the region on described every square centimeter, metal ball surface arranges a metal needle, and the length of described metal needle is 2 centimetres.
The present invention at least comprises following beneficial effect:
(1) corona of the present invention is very connected with the metal ball of many metal needles, control of dust is two pieces of parallel metallic plates very, corona discharge electrode under the effect of high-voltage DC power supply by air ionization, produce a large amount of free electron, these free electrons and ion and dust collide and make it charged, and the powder dust particle wherein with negative electrical charge deposits in dust collecting electrode under the effect of electric field force; In order to make more dust deposits in dust collecting electrode, the present invention devises a repeller contrary with dust collecting electrode electromotive force, be the 3rd metallic plate in the present invention, 3rd metallic plate makes periodic wobble in setting range, a large amount of dust is driven in dust collecting electrode, improve dust catching efficiency, decrease Lou dirt rate.
(2) the present invention is also provided with a PM2.5 sensor, it is for detecting the PM2.5 value of air, this sensor is connected with a controller, controller adjusts the rotating speed of air-introduced machine according to the PM2.5 value that PM2.5 sensor detects, which improves of the present invention intelligent, enhance the convenience of use, also save the energy largely.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1 shows according to a kind of way of realization of the present invention, comprising:
Metal ball 2 and Duo Gen metal needle 3, described many metal needles 3 are all vertically set on the surface of described metal ball 2, and described metal ball 2 is connected to the negative pole of high-voltage DC power supply;
First metallic plate 4 and the second metallic plate 5, it is all horizontally placed on the left side of described metal ball 2, and is parallelly oppositely arranged, and described first metallic plate 4 and described second metallic plate 5 are all connected to the positive pole of high-voltage DC power supply;
3rd metallic plate 6, it is arranged at the left side of described first metallic plate 4, described 3rd metallic plate 6 is connected to the negative pole of described high-voltage DC power supply, the middle part of described 3rd metallic plate 6 is provided with a rotating shaft, described rotating shaft is connected with the first motor 7 power, described first motor 7 drives described 3rd metallic plate 6 in primary importance and second place intercropping cycle movement, wherein, when described 3rd metallic plate 6 is in primary importance, the top of described 3rd metallic plate 6 is in same level with described first metallic plate 4, when described 3rd metallic plate 6 is in the second place, described 3rd metallic plate 6 bottom with described second metallic plate 5 be in same level,
Controller, it is connected with described first motor 7, controls described 3rd metallic plate 6 20-40 the cycle of motion per minute.
In technique scheme, metal ball 2 is connected to the negative pole of high-voltage DC power supply, forms corona discharge electrode of the present invention together with many metal needles 3, for by air ionization, produces free electron.First metallic plate 4 of the present invention is connected with the positive pole of high-voltage DC power supply with the second metallic plate 5, composition dust collecting electrode, free electron makes the dust near dust collecting electrode electronegative in the process marching on towards dust collecting electrode, like this, dust collecting electrode just can adsorb electronegative dust dust, thus by purification of air.3rd metallic plate 6 of the present invention is connected with the positive pole of high-voltage DC power supply, the electric charge contrary with powder dust particle band, 3rd metallic plate 6 is arranged on the left side of dust collecting electrode, as a repeller, can the dust will fleeing from dust collecting electrode scope be driven to dust collecting electrode, improve dust catching efficiency, here, the voltage be added on the 3rd metallic plate 6 can be less than the voltage be added in metal ball 2.The present invention has also installed the first motor 7 on the 3rd metallic plate 6, can in primary importance and second place intercropping cycle movement, and compared to fixed 3rd metallic plate 6, dust catching efficiency improves more than 40%.Here, when primary importance, the top of 3rd metallic plate 6 is in same level with the first metallic plate 4, when the second place, 3rd metallic plate 6 bottom with the second metallic plate 5 be in same level, the time that the 3rd metallic plate 6 acts on can be extended like this, more charged dust is driven to dust collecting electrode.In the present invention, during the 3rd metallic plate 6 20-40 cycle of motion per minute, dust catching efficiency is the highest.
In another kind of example, described air cleaning unit, also comprises:
Air-introduced machine 8, it is arranged at the left side of described 3rd metallic plate 6, make air flow through described metal ball 2 and Duo Gen metal needle 3 enters between described first metallic plate 4 and described second metallic plate 5, described air-introduced machine 8 is also connected with described controller, and described controller controls the rotating speed of described air-introduced machine 8.Air-introduced machine 8, for providing the power of motion to dust laden air, makes air first through corona discharge electrode, then enters between dust collecting electrode.
In another kind of example, described air cleaning unit, also comprises:
PM2.5 sensor, it is for detecting the PM2.5 value of air, described PM2.5 sensor is connected with described controller, and described controller regulates the rotating speed of described air-introduced machine 8 according to the PM2.5 value that described PM2.5 sensor detects within the scope of 3000 revs/min to 5000 revs/min.PM2.5 refers to that in air, diameter is less than or equal to the microparticle thing of 2.5 microns, although content is little in an atmosphere, has material impact to air quality and visibility.Compared with larger particle, PM2.5 particle diameter is little, is rich in poisonous in a large number, harmful substance and atmospheric residence time is long, and fed distance is far away, to health and atmosphere quality harm very large.The present invention equips a PM2.5 sensor, detects the PM2.5 value of surrounding air of the present invention, then regulates the rotating speed of air-introduced machine 8 according to PM2.5 value, when PM2.5 value is large, suitably can strengthen rotating speed, improve the purification speed of air, for people provide a healthy living environment as early as possible.
In another kind of example, described air cleaning unit, also comprises:
Housing 1, it is hollow structure, described metal ball 2 and described many metal needles 3, described first metallic plate 4 and described second metallic plate 5, it is inner that described 3rd metallic plate 6 and described air-introduced machine 8 are all arranged at described housing 1, described housing 1 side has air inlet, described air inlet is rotatably provided with a portable plate 9, described portable plate 9 offers multiple through hole, described portable plate 9 is driven by the second motor 10, described second motor 10 is connected with described controller, described controller regulates the rotating speed of described portable plate 9 according to the PM2.5 value that described PM2.5 sensor detects.This provide a kind of combining form of the present invention, corona discharge electrode, dust collecting electrode, repeller and blower fan are all arranged in housing 1, and housing 1 has air inlet, and dust laden air, under the driving of air-introduced machine 8, enters in housing 1 from air inlet, is cleaned.Air inlet is provided with a portable plate 9, and for changing the air intake direction of air inlet, the shape size of portable plate 9 mates with the shape size of air inlet, and portable plate 9 rotates and indoor air can be made to be purified uniformly.The PM2.5 value that can also detect according to PM2.5 sensor regulate the rotating speed of portable plate 9, when PM2.5 value is high, can accelerate the rotating speed of portable plate 9, makes room air by evenly and be promptly cleaned.
In another kind of example, described air cleaning unit, described controller is set to: when the PM2.5 value that described PM2.5 sensor detects is for 100-150, described controller regulates the rotating speed of described portable plate 9 to be 60 revs/min; When the PM2.5 value that described PM2.5 sensor detects is 151-200, described controller regulates the rotating speed of described portable plate 9 to be 100 revs/min; When the PM2.5 value that described PM2.5 sensor detects is 201-300, described controller regulates the rotating speed of described portable plate 9 to be 200 revs/min.This provide the preferred scheme of portable plate 9 according to PM2.5 value adjusting rotary speed, in suc scheme, the present invention has best purification efficiency.
In another kind of example, described air cleaning unit, the width of described 3rd metallic plate 6, described first metallic plate 4 and described second metallic plate 5 is all equal.3rd metallic plate 6 is equal with the width of the first metallic plate 4 and the second metallic plate 5, could reduce electronegative dust as far as possible and flee from dust collecting electrode from the 3rd metallic plate 6 both sides, improves dust catching efficiency.
In another kind of example, described air cleaning unit, the centre of sphere of described metal ball 2 is just in time positioned at described first metallic plate 4 with on the center line of described second metallic plate 5, and the installation site of described rotating shaft is also just in time positioned at described first metallic plate 4 with on the center line of described second metallic plate 5.A preferred installation site of described here is corona discharge electrode and repeller, under this installation site, dust collecting effect is better.
In another kind of example, described air cleaning unit, the region on described every square centimeter, metal ball 2 surface arranges a metal needle 3, and the length of described metal needle 3 is 2 centimetres.Here for corona discharge electrode provides a kind of preferred structure, the corona discharge electrode ionization of this structure evenly, can strengthen the clean-up effect of the present invention to air.
Although embodiment of the present invention are open as above, it is not restricted to listed in description and embodiment utilization.It can be applied to various applicable the field of the invention completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.