A kind of dust collect plant
Technical field
The utility model is related to air filter unit, and it is a kind of dust collect plant.
Background technology
The core component of electrostatic dust-collecting device is electrostatic adsorption device, also referred to as high-voltage electrostatic field, and electrostatic adsorption device is
It is made up of discharge wire and negative plate.Electrostatic adsorption device can produce the direct current of 4KV -8KV high in the presence of high pressure generator
Piezoelectricity is pressed and is internally formed very strong electrostatic field in electrostatic adsorption device.When room air passes through electrostatic adsorption device, air
In particulate matter (including microorganism) be forced to be adsorbed onto on positive plate after taking negative electrical charge.Experiment draws, electrostatic adsorption device energy
Enough catch a diameter of 0.01 μm of particulate matter.
Charged dust collect plant is, using the corona discharge of asymmetry electrode, higher concentration plasma to be produced in charging area,
High energy electron, ion, free radical and ultraviolet light synergy, directly decompose the organic pollution in air, kill bacterium.When
After PM2.5 particles enter plasma, electrons are adsorbed on PM2.5, are allowed to negatively charged.When electronegative PM2.5 particles enter
When entering dust collection module, the direction of motion deflects in the presence of dust collection module electrostatic force, adsorbs and stays on dust collection module.Portion
After dividing the negatively charged PM2.5 particles air inlet not adsorbed by dust collection module, can mutually be adsorbed with positively charged particle in air, embraced
Group, bulky grain is gathered into by little particle, and is deposited on ground or attachment and indoor object, suspend in air with reaching to be reduced
The purpose of PM2.5 concentration.
Electrostatic adsorption device in existing electrostatic integrating device typically use can the material of electrostatic electret be made, then
Make the dust in air powered by charge device, and then dust powered in electrostatic adsorption device absorption air, realize air
Purification.
But have a disadvantage in that:
First, for a long time using can be after the electrostatic adsorption device that is made of electrostatic electret material, one side electrostatic adsorption device table
Face dust is cumulative, on the other hand its due to can the electrostatic efficiency of electrostatic electret material gradually reduce in use, lead
Cause adsorption effect poor, it is impossible to realize purification of air this purpose well.
2nd, in order to guarantee the particulate matter in effective purify air and microorganism, the electrostatic in electro-static precipitation device is inhaled
Adsorption device needs often to change, and use cost is high, is unfavorable for the popularization and application in market.
Utility model content
Goal of the invention of the present utility model is to solve adsorbent equipment because adsorption effect difference needs often to change and make
With the problem of high cost, there is provided a kind of electrostatic dust-collecting device, the absorption carrier in the device passes through directly to be connected with power supply,
It is lasting to be powered to adsorbing the particulate matter in air and microorganism etc., it is to avoid often to change absorption carrier, reduce use cost.
In order to realize foregoing invention purpose, the utility model employs following technical scheme:
A kind of dust collect plant, including shell, charge device and adsorbent equipment;The adsorbent equipment includes absorption carrier,
The absorption carrier includes positive conductive portion, negative conductive portion and insulator, and insulator is coated on positive and negative electrode conductive part surface,
The positive conductive portion and negative conductive portion are staggered, and leave what supply stream passed through between the insulator of positive and negative electrode conductive part
Gap, the absorption carrier is additionally provided with positive pole connecting portion and negative pole connecting portion for connecting power supply, the positive pole connecting portion with
Positive conductive portion is connected, and negative pole connecting portion is connected with negative conductive portion;The charge device includes corona component and dust
Component;Corona component, including conductive corona substrate and some corona electrodes, the corona electrode are fixed on corona substrate,
The corona electrode is in the mesh-like of bar shaped;Collection assembly of dust, including conductive dust pedestal and some collecting electrodes, the dust
Electrode is fixed on dust pedestal, and the collecting electrode is in en plaque.
As of the present utility model preferred, set between the insulator in the positive conductive portion and the insulator in negative conductive portion
There is the connecting pole being made from an insulative material, the setting of connecting pole enhances the structural strength of absorption carrier, enables absorption carrier
Undergo larger air-flow and be unlikely to deform.
Used as further preferred, the absorption carrier in the utility model is platy structure with holes from level to level, in support plate
Both sides print electrode respectively, finally stick together from level to level, by energization of printing electrode, the electrostatic field of absorption is produced, by band
The particulate matter absorption of electricity, reaches the purpose of IFD dusts.
As it is of the present utility model preferably, the connecting pole with the insulator and negative conductive portion in positive conductive portion insulation
Body constitutes square through hole.The formation of square through hole is facilitated airflow through, and air-flow is driven particulate matter and microorganism in air
Uniform velocity absorption faster strengthens adsorption effect on absorption carrier.
Preferably the corona substrate is fixed on dust pedestal as of the present utility model, and corona substrate and dust base
Frame is contactless, and the corona substrate is provided with the insulating part for completely cutting off the two with the junction of dust pedestal;Will by insulating part
Corona substrate and dust pedestal are separated, it is to avoid negative high voltage is offset with low pressure joint, lose Electrostatic Absorption this function, are set
Insulating part can also keep the polarization between corona substrate and dust pedestal.
The collecting electrode is set with corona electrode parallel equidistant, and the collecting electrode is located at two adjacent corona electrodes
Between, collecting electrode is alternately arranged with corona electrode, and negatively charged negative high voltage electricity, dust pedestal are connected with the corona substrate
Inside it is connected with low tension.The uniformity of electric discharge is maintained between collecting electrode and corona electrode using the mode being placed equidistant, will be collected
Dirt electrode is arranged between two adjacent corona electrodes, collecting electrode is alternately arranged with corona electrode, also as much as possible
Polarity effect is maximized, strengthens the adsorption effect of the device.
As it is of the present utility model preferably, the dust pedestal is recessed to form the groove that the dizzy substrate of power supply is accommodated, corona base
Plate is embedded in the groove of dust pedestal.Corona substrate is arranged in the groove of dust pedestal, makes dust pedestal space utilization
Maximize, it is to avoid the waste in space, and corona substrate is embedded in the groove of dust pedestal, realize consolidating for corona substrate
It is fixed, enhance its structural strength.
As it is of the present utility model preferably, the absorption carrier is attached at charge device rear, the dust pedestal, dust
Electrode and absorption carrier are enclosed to form the accommodating cavity volume that the dizzy component of power supply is accommodated, and the corona component is arranged in accommodating cavity volume,
The corona component is contactless with collection assembly of dust.Charge device first makes microorganism in air and particulate matter powered, and then makes band
Preferably absorption on the absorption carrier of lasting energization, makes absorption carrier adsorption effect more preferable for the microorganism of electricity and particulate matter.By
What is led in corona component is negative high voltage, therefore is arranged on inside the chamber resettling of the collection assembly of dust of logical low pressure, it is possible to prevente effectively from
Human or animal get an electric shock, improve operation security, and for greater safety cleaning replacement, maintenance and inspection are carried out to collection assembly of dust,
The corona component of logical negative high voltage is contactless with collection assembly of dust.
As it is of the present utility model preferably, the dust pedestal and collecting electrode are integrally formed setting.In order to strengthen dust
The structural strength of electrode and the connecting link in the middle of dust pedestal and collecting electrode is saved, dust pedestal and collecting electrode can be with one
Body formed setting.
As of the present utility model preferred, the arc convex for increasing structural strength is provided with the middle part of the collecting electrode.
The setting of arc convex makes collecting electrode bending resistance effect more preferably, and structural strength is higher.
As it is of the present utility model preferably, the corona substrate is provided with fixed lobe, and the fixed lobe is provided with power supply
The through hole that dizzy electrode is fixed, is connected between the corona electrode and fixed lobe by conductive elastic component.Fixed lobe
Setting facilitates the installation of corona electrode.
As it is of the present utility model preferably, the elastic component be extension spring.Extension spring can store fixed lobe and corona electrode it
Between elastic potential energy, realize the fixation between corona electrode and corona substrate.
Compared with prior art, the dust collect plant of above-mentioned technical proposal is employed, is had the advantages that:
Using dust collect plant of the present utility model, including charge device and electrostatic adsorption device, due to electrostatic adsorption device
Including absorption carrier, absorption carrier includes positive conductive portion, negative conductive portion, can directly by positive conductive portion and the positive pole of power supply
Connecting portion is connected, and negative conductive portion is connected with the negative pole connecting portion of power supply, absorption carrier is persistently powered, and strengthens absorption carrier
Electrostatic adsorption, make electrostatic precipitator dust removing effects more preferable.
The advantage of charge device be to the powder in air, the polarization effect of particulate matter preferably, that is, be easier to allow particle
Thing static electrification, charge device is relatively low to its adsorption capacity, and the electrostatic adsorption device of lasting energization is set up in its rear, by inhaling
Appendix body is persistently powered, and it is persistently produced electrostatic adsorption, and the powder and particulate matter after polarization are by absorption carrier
Through hole or gap that supply stream passes through, because the smaller therefore powered particulate matter of the spacing in through hole and gap is apart from absorption carrier
Surface closer to, be more easy to loaded body and adsorbed, be effectively improved adsorption capacity, and compensate for using traditional electrostatic electret material
The adsorption plate that material is made need to often change this shortcoming, reduce use cost.
The dust collect plant mentioned in the utility model can apply to interior purification of air, be mountable to central air-conditioning,
Four air-out embedded type air conditioners, wall-hanging air conditioner, vertical air conditioner, fan coil, the return air inlet in furred ceiling air port, it is also possible to be installed on
VMC air inlet.Even other air purification fields, effectively reduce the PM2.5 contained in air.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model dust collect plant embodiment;
Fig. 2 is the structural representation of the utility model dust collect plant embodiment;
Fig. 3 is the structural representation of charge device in the present embodiment;
Fig. 4 is the structural representation of charge device in the present embodiment;
Fig. 5 is the structural representation of charge device in the present embodiment;
Fig. 6 is the structural representation of corona substrate and insulating part in the present embodiment;
Fig. 7 is the sectional view of charge device in the present embodiment;
Fig. 8 is the partial enlarged drawing at A in Fig. 7;
Fig. 9 is the structural representation of the absorption carrier in the present embodiment;
Figure 10 is the electrode schematic diagram of the absorption carrier in the present embodiment.
Reference:1st, absorption carrier;10th, square through hole;13rd, positive pole connecting portion;14th, negative pole connecting portion;15th, connect
Post;2nd, charge device;20th, dust pedestal;200th, collecting electrode;201st, arc convex;21st, corona substrate;210th, corona electrode;
22nd, insulating part;3rd, shell;4th, extension spring.
Specific embodiment
The utility model is described further below in conjunction with the accompanying drawings.
A kind of dust collect plant as shown in Fig. 1 to 10, including shell 3, charge device 2 and adsorbent equipment, adsorbent equipment bag
Absorption carrier 1 is included.
Positive conductive portion, negative conductive portion and insulator are provided with absorption carrier 1 in this example, insulator is coated on
Positive and negative electrode conductive part surface, positive conductive portion is staggered with negative conductive portion, is stayed between the insulator of positive and negative electrode conductive part
There is the gap that supply stream passes through, air-flow drives particulate matter and microorganism in air etc. to pass through gap, adsorbs at the edge in gap,
And then adsorb on absorption carrier 1.In order that the use time of absorption carrier 1 is more long, effect is more preferable, it is to avoid occur needing often more
The situation changed, absorption carrier 1 is additionally provided with positive pole connecting portion 13 and negative pole connecting portion 14 for connecting power supply, positive pole connecting portion 13
It is connected with positive conductive portion, negative pole connecting portion 14 is connected with negative conductive portion, absorption carrier 1 is persistently powered, with tradition
Electrostatic electret plate compare, use time long, the electrostatic adsorption of absorption carrier 1 is stronger.
Charge device 2 includes corona component and collection assembly of dust;Corona component includes conductive corona substrate 21 and some electricity
Dizzy electrode 210, corona electrode 210 is fixed on corona substrate 21, and corona electrode 210 is in the mesh-like of bar shaped, by using silk
Net corona electrode 210 substitutes traditional lametta, saw tooth belt, needlepoint electrode and band electrode, the screen electrode structure of banding
Edge have a large amount of tapering silk thread ends, there is extremely strong electric field enhancement effect silk thread end, is especially suitable for serving as corona electrode
210.Although in discharge process, silk thread end can be corroded and shorten, the sharpness of silk thread end will not rust, electric field
Enhancement effect would not weaken, therefore, the corrosion of silk screen corona electrode 210 does not interfere with discharge effect.Due to banding silk screen
It is not easy to break, the life-span of corona electrode is greatly extended, and silk thread can be made using hairline line weaving screen electrode
There is very strong electric field enhancement effect end, considerably beyond traditional lametta, saw tooth belt, needlepoint electrode and banding electricity
Pole, discharge voltage is greatly reduced, and yield of ozone and corona electrode rate of corrosion are greatly reduced, and discharge stability is improved.
In order to corona electrode 210 is fixed on corona substrate 21, corona substrate 21 is provided with fixed lobe 211, fixed
Raised 211 are provided with the through hole fixed for corona electrode 210, and one end of corona electrode 210 is by the through hole on fixed lobe 211
It is fixed on corona substrate 21.Extension spring 4, silk screen corona electrode can be also provided between silk screen corona electrode 210 and corona substrate 21
210 are fixed in extension spring 4, and extension spring 4 is fixed on corona substrate 21.The corona motor 210 of mesh-like is tightened by extension spring 4,
Realize the fixation of corona electrode 210.
Corona substrate 21 is fixed on dust pedestal 20, and corona substrate 21 is contactless with dust pedestal 20, corona substrate 21
The insulating part 22 for completely cutting off the two is provided with the junction of dust pedestal 20, by insulating part 22 by corona substrate 21 and dust
Pedestal 20 is separated, it is to avoid negative high voltage and low pressure joint are offset, and loses Electrostatic Absorption this function, and setting insulating part 22 can protect
Hold the polarization between corona substrate 21 and dust pedestal 20.
Collection assembly of dust, including conductive dust pedestal 20 and some collecting electrodes 200, collecting electrode 200 are fixed on dust
On pedestal 20, collecting electrode 200 is in en plaque.Facilitate passing through for particulate matter and microorganism in the collecting electrode 200 of en plaque, and
Increase the area of collecting electrode 200, effect is more preferable.Dust pedestal 20 and collecting electrode 200 can also be integrally formed setting, integrally into
Dust pedestal 20 after type can save link cost first with collecting electrode 200, secondly can improve overall structural strength
And connective stability.
The middle part of collecting electrode 200 is provided with arc convex 201, and the structure that arc convex 201 is used to increase collecting electrode 200 is strong
Degree, more preferably, structural strength is higher for bending resistance effect.
Collecting electrode 200 is set with the parallel equidistant of corona electrode 210, maintains the uniformity of electric discharge, collecting electrode 200
Between two adjacent corona electrodes 210, collecting electrode 200 is alternately arranged with corona electrode 210, as much as possible to polarize
Effect is maximized.Negatively charged negative high voltage electricity is connected with corona substrate 21, low tension is connected with dust pedestal 20, insulating part
Installation avoids negative high voltage from being offset with low pressure joint.
For the ease of the installation of corona substrate 21, the marginal trough of dust pedestal 20 forms the recessed of the dizzy receiving of substrate 21 of power supply
Groove, corona substrate 21 is embedded in the groove of dust pedestal 20.
As shown in Figure 9 and Figure 10, if wrapping up both positive and negative polarity conductive part only with the insulator of strip, structural strength may
Can be not enough, the mutability of absorption carrier 1, therefore in order to strengthen the structural strength of absorption carrier 1, the positive conductive portion of absorption carrier 1
The connecting pole 15 being made from an insulative material is additionally provided between the insulator in insulator and negative conductive portion, connecting pole 15 can be with absorption
The insulator in the positive conductive portion of carrier 1, the insulation body by integral forming in negative conductive portion, make the structure of absorption carrier 1 stronger, when using
Between more long, and air-flow passes through for convenience, and absorption exists faster air-flow is driven particulate matter and microorganism uniform velocity in air
On absorption carrier 1, connecting pole 15 is constituted and is available for air-flow to pass through with the insulator in positive conductive portion and the insulator in negative conductive portion,
The square through hole 10 of adsorbable dust.
Absorption carrier 1 is attached at the rear of charge device 2, and dust pedestal 20, collecting electrode 200 and absorption carrier 1 enclose shape
Into the accommodating cavity volume that the dizzy component of power supply is accommodated.In operation, operating personnel may be careless and inadvertent and forget power-off, corona component
Be negative high voltage because its is logical, therefore be arranged on inside the chamber resettling of the collection assembly of dust of logical low pressure, it is possible to prevente effectively from people or
Animal's electric shock, improves the security of operation.And for greater safety cleaning replacement, maintenance and inspection are carried out to collection assembly of dust, lead to negative
The corona component of high pressure is contactless with collection assembly of dust.
When using, for more attractive safety, shell 3 is also covered with outside charge device 2 and adsorbent equipment, it is to avoid using
During, this device is surprisingly touched, shell 3 can be made up of insulating materials.
Electrostatic adsorption device includes absorption carrier 1, and the absorption carrier 1 in the present embodiment is persistently powered when in use,
The insulator surface of absorption carrier 1 produces an electrostatic field for stabilization, the phase of absorption carrier 1 with traditional use electrostatic electret
Than the Electrostatic Absorption time is more long, and effect more preferably, and reduces the number of times for changing absorption carrier 1, and cost is relatively low.
Because the particulate matter in the air in the present embodiment carries out polarity effect by charge device 2, thus with compared with
Strong electrostatic attraction;Absorption carrier 1 is persistently powered, and absorption carrier 1 is densely covered with the gap that supply stream passes through, and can make air
In particulate matter and microorganism uniform velocity be attracted to faster on absorption carrier 1, enhance the using effect of dust collect plant.
Absorption carrier 1 in the present embodiment is platy structure with holes from level to level, is printed respectively by the both sides in plate
Electrode, finally sticks together from level to level, forms a whole absorption carrier 1, by energization of printing electrode, produces the electrostatic of absorption
, powered particulate matter is adsorbed, reach the purpose of IFD dusts.
Charge device 2 makes microorganism, particulate matter static electrification in air, and microorganism, particulate matter after polarization are easier quilt
The electrostatic attraction of absorption carrier 1, when the gap of the microorganism after polarization and particulate matter by absorption carrier 1, due to through hole and
The spacing in gap is smaller, thus powered particulate matter apart from the surface of absorption carrier 1 closer to being more easy to loaded body and adsorbed.
Therefore by the cooperation of charge device and the lasting electrostatic adsorption device being powered, reach the particulate matter in air first
Polarization, then the purpose of Electrostatic Absorption is carried out to the particulate matter after polarization, dust adsorption effect is more preferably.
The dust collect plant mentioned in the utility model can apply to interior purification of air, be mountable to central air-conditioning,
Four air-out embedded type air conditioners, wall-hanging air conditioner, vertical air conditioner, the return air inlet in furred ceiling air port, it is also possible to be installed on VMC
Air inlet.Even other air purification fields, effectively reduce the PM2.5 contained in air.
More than make preferred embodiment of the present utility model, this reality is not departed from for the person of ordinary skill of the art
On the premise of with new principle, some variations and modifications can also be made, these also should be regarded as protection domain of the present utility model.