CN105757794A - Integrated washable direct-current electrostatic coagulation adsorption and HEPA (High Efficiency Particulate Air) purifying system - Google Patents
Integrated washable direct-current electrostatic coagulation adsorption and HEPA (High Efficiency Particulate Air) purifying system Download PDFInfo
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- CN105757794A CN105757794A CN201510856923.1A CN201510856923A CN105757794A CN 105757794 A CN105757794 A CN 105757794A CN 201510856923 A CN201510856923 A CN 201510856923A CN 105757794 A CN105757794 A CN 105757794A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention relates to an air purifying system. An integrated washable direct-current electrostatic coagulation adsorption and HEPA (High Efficiency Particulate Air) purifying system comprises a purifier main body, wherein the purifier main body is internally provided with a tower type air duct; an air inlet and an air outlet are formed in the tower type air duct; an electrostatic coagulation module is arranged in the tower type air duct and is positioned above the air inlet; an HEPA module is also arranged in the tower type air duct and is positioned under the air outlet; the air inlet is communicated with the side surface of the bottom part of the purifier main body. According to the integrated washable direct-current electrostatic coagulation adsorption and HEPA purifying system disclosed by the invention, polluted air in an environment is coagulated through the electrostatic coagulation module in advance, about 85 percent of larger-diameter air particulate pollutant can be removed after adsorption and filtration, then HEPA refined filtration can be carried out, and only smaller-diameter air particulate pollutant in HEPA can be filtered, so that the filter pressure of the HEPA is reduced, and the service life of the HEPA is prolonged. Compared with a mode of directly filtering the HEPA, according to the integrated washable direct-current electrostatic coagulation adsorption and HEPA purifying system disclosed by the invention, the service life of an HEPA filter material can be prolonged by four times.
Description
Technical field
The present invention relates to air purification field, particularly relate to air cleaning system.
Background technology
Process of industrialization along with society, the HEPA purification techniques being born because purifying contaminated air is increasingly widely used, but the characteristic that cannot be recycled holding dirt rate and HEPA being because HEPA itself causes that service life actual for HEPA is relatively short
Only use HEPA to carry out air cleaning and need frequently replacing, cost intensive, thus causing the serious waste of resource.If HEPA changes the secondary pollution that also can cause indoor environment not in time simultaneously.
Summary of the invention
It is an object of the invention to provide a kind of integrated DC static coalescence of washing to adsorb and HEPA highly effective air purification air system.Wherein the absorption of electrostatic coalescence adopts low-voltage direct 12V supply input, ozone free pollutes compared with the technology of alternating current 220V power supply mode, and can wash, environmental protection, the absorption of electrostatic coalescence is by enabling the mode that the polymerization of its coalescence is then adsorbed onto on collecting plate to filter out the pollution of 85% in advance to particulate matter plus positive and negative charge, so greatly improving the life-span of HEPA, decreasing replacing number of times, thus having saved resource.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of integrated DC static coalescence of washing adsorbs and HEPA air cleaning system, including a purifier main body, it is characterised in that being provided with a tower air channel in described purifier main body, described tower air channel is provided with an air inlet and an air outlet；
Being provided with an electrostatic coalescence module inside described tower air channel, described electrostatic coalescence module is positioned at the top of described air inlet；
Being additionally provided with a HEPA module inside described tower air channel, described HEPA module is positioned at the lower section of described air outlet；
Described air inlet and described purifier main body bottom sides are conducted.
The present invention is by carrying out coalescence by contaminated for environment air by electrostatic coalescence module in advance, after adsorption filtration, remove about 85% larger-diameter air particles pollutant, carry out HEPA fine straining again, HEPA is made only to filter the air particles pollutant of small diameter, reduce the filter pressure of HEPA with this, extend HEPA service life.The present invention is compared to directly using HEPA filtration, it is possible to extend about 4 times of service lifes of HEPA filter material.Complete machine air channel of the present invention adopts tower design, and being filtered through modular filter mode from bottom to top will be the effective utilization significant increase to HEPA, reduces airfiltering cost on the basis of equal filter effect.
It is provided with slide rail inside described tower air channel, described electrostatic coalescence module and described HEPA module are equipped with the chute matched with described slide rail.
The drawing and pulling type design that the present invention builds by each filtering module adopts tower frame realizes the quickly cleaning of filtering module and seals.
Described electrostatic coalescence module includes a 9000V high voltage electric field and an electrostatic dust collecting plate, and described electrostatic dust collecting plate is positioned at the top of described 9000V high voltage electric field.
The present invention is made by electric charge on the particulate matter band in the air in air channel by 9000V high voltage electric field, and is mutually adsorbed become bulky grain thing by positive and negative charge, and filters out the particulate matter of about 85% in air by electrostatic dust collecting plate dust and complete the initial filter to air.
It is provided with an air between described electrostatic coalescence module and described HEPA module and drives blower fan.
The present invention drives blower fan to be easy to the air extraction through initial filter to the top in tower air channel by air, it is simple to carries out next step and operates.
As a kind of scheme, described HEPA module includes a housing, described housing be arranged over the first wire netting, described housing be connected with the second wire netting, described enclosure interior is full of the HEPA filter material that ultra-fine fibre glass is made.
The present invention is by the air after initial filter by HEPA filter material, and HEPA filter material passes through fibers adsorption own, and fiber overlaps the gap of formation and stops by the particulate pollutant in air, passes through pure air.The present invention is by first using electrostatic coalescence module that the more serious air of pollution is carried out the particulate matter of initial filter 85%, then by high efficiency particulate air filter (HEPA), the air after initial filter is carried out final filtration；The consumption of HEPA will be reduced by above flow process, extend 4 times of service lifes of HEPA.
As a kind of scheme, described ultra-fine fibre glass overlaps the aperture in the gap of formation between 2.5 μm～1.5 μm.
The restriction in aperture can be filtered pm2.5 by the present invention accurately, and can save certain cost.
As a kind of scheme, described ultra-fine fibre glass overlaps the aperture in the gap of formation and is being not less than 0.3 μm.
The present invention, by the restriction in aperture is capable of accurate filtration, improves filter effect.
As a kind of scheme, described HEPA module includes a housing, described housing be arranged over the first wire netting, described housing be connected with the second wire netting, described enclosure interior is full of the HEPA filter material that PP filter paper is made.
PP filter paper product acid and alkali-resistance, corrosion-resistant, fusing point is high, and stable performance is nontoxic, tasteless, is evenly distributed, has low-resistance, efficiently, and high intensity, environmental protection, and also PP filter paper can carry out certain washing, it is achieved reuses.
As a kind of scheme, the wedge shaped structure drop in edge of described first wire netting, the described second wedge shaped lift structure in wire netting edge.
Present invention optimizes the structure of conventional metals net, risen by wedge shape and wedge shape decline can be easy to ventilate.
The sidewall in described wedge shape structure drop and described tower air channel is 0.8 °～1.2 ° angles；Described and described wedge shape lift structure all sidewalls with tower air channel are 0.8 °～1.2 ° angles.
The present invention is by limiting the angle of wedge shape structure drop and wedge shape lift structure, it is simple to the transmission of air.
As a kind of scheme, the plane at described first wire netting place intersects with the plane at described second wire netting place, and described first wire netting and the second wire netting make the chamber being internally formed an inclination of described housing.
The present invention can make air more easily enter housing when carrying out fine straining by the chamber tilted, it is simple to the collection of particulate in air, and this simple in construction, it is simple to dismounting and cleaning.
As a kind of scheme, described first wire netting and described second wire netting can be corrugated wire nettings, and what a described golden wire netting and described second wire netting made housing is internally formed a corrugated chamber.
The present invention can make air lengthen time of contact with the HEPA filter material in chamber by corrugated chamber, increases filter effect.The present invention, by optimizing the structure of conventional metals net, can reduce the speed of air circulation by corrugated wire netting.
As a kind of scheme, described 9000V high voltage electric field includes at least one of which conductive sheet layer, and described conductive sheet layer includes positive conductive sheet layer and a negative conductive sheet layer, and described positive conductive layer and described negative conductive layer are arranged alternately in described 9000V high voltage electric field,
The left side in described tower air channel is provided with left connecting hole, and described positive conducting strip is connected by described left connecting hole and a positive conductive pole；
The right side in described tower air channel is provided with right connecting hole, and described negative conducting strip is connected by described right connecting hole and a negative conductive pole.
The present invention is by optimizing the arrangement mode of conducting strip, it is simple to positive and negative conducting strip is powered.The present invention is made by electric charge on the particulate matter band in the air in air channel by 9000V high voltage electric field, and is mutually adsorbed become bulky grain thing by positive and negative charge, it is simple to initial filter.The present invention can effectively reduce the generation of ozone by 9000V high voltage electric field, decreases the pollution to environment.
Described positive conducting strip and described negative conducting strip are all cased with one layer of plastic foil.
The present invention can prevent conducting strip and air contact by being cased with plastic foil, produces ozone.
Described purifier main body also includes a support group, described support group include one by one side limited support, an opposite side limited support, described tower air channel is between described side limited support and described opposite side limited support；
Described positive conductive pole is detachably connected on a described side stand, and described negative conductive pole is detachably connected on described opposite side support.
The present invention is easily installed conductive pole by support.
As a kind of scheme, described 9000V high voltage electric field includes at least two-layer conductive sheet layer, described conductive sheet layer includes the positive conductive layer that is arranged alternately and negative conductive layer, described positive conductive layer and described negative conductive layer are a network structure, and described network structure can be covered with any one among grid, honeycomb-lattice, round dot lattice.
The present invention can make the granule in air bring electric charge as far as possible by network structure.
As a kind of scheme, described positive conductive layer and described negative conductive layer are round dot lattice structures, and the round dot diameter on described positive conductive layer is less than the round dot diameter on described negative conductive layer.
The present invention is by strengthening adsorptivity to the restriction of round dot diameter on conductive layer.
As a kind of scheme, described 9000V high voltage electric field also includes a filter course, and described filter course is placed with acusector and passage successively, and the distance between described filter course and described conductive sheet layer is not more than 1.5cm.
The present invention provides electric energy by point discharge for conductive sheet layer.
Described conductive sheet layer connects a signal processing system, and described signal processing system connects the current control device of a control electrode reversion, and described signal processing system is also connected with a time block.
The present invention can make electrode auto-reverse by time block, increases absorbability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be easy to understand, the present invention is expanded on further below in conjunction with being specifically illustrating.
With reference to Fig. 1, a kind of integrated DC static coalescence of washing adsorbs and HEPA air cleaning system, including a purifier main body, is provided with a tower air channel in purifier main body, and tower air channel is provided with an air inlet and an air outlet；Being provided with an electrostatic coalescence module inside tower air channel, electrostatic coalescence module is positioned at the top of air inlet；It is additionally provided with HEPA module 1, a HEPA module inside tower air channel and is positioned at the lower section of air outlet；Air inlet and purifier main body bottom sides are conducted.The present invention is by carrying out coalescence by contaminated for environment air by electrostatic coalescence module in advance, after adsorption filtration, remove about 85% larger-diameter air particles pollutant, carry out HEPA fine straining again, HEPA is made only to filter the air particles pollutant of small diameter, reduce the filter pressure of HEPA with this, extend HEPA service life.The present invention is compared to directly using HEPA filtration, it is possible to extend about 4 times of service lifes of HEPA filter material.Complete machine air channel of the present invention adopts tower design, and being filtered through modular filter mode from bottom to top will be the effective utilization significant increase to HEPA, reduces airfiltering cost on the basis of equal filter effect.It is provided with slide rail inside tower air channel, electrostatic coalescence module and HEPA module are equipped with the chute matched with slide rail.The drawing and pulling type design that the present invention builds by each filtering module adopts tower frame realizes the quickly cleaning of filtering module and seals.Electrostatic coalescence module includes a high-tension electricity 4 and an electrostatic dust collecting plate 3, and electrostatic dust collecting plate is positioned at the top of 9000V high voltage electric field.The present invention is made by electric charge on the particulate matter band in the air in air channel by 9000V high voltage electric field, and is mutually adsorbed become bulky grain thing by positive and negative charge, and filters out the particulate matter of about 85% in air by electrostatic dust collecting plate dust and complete the initial filter to air.
It is provided with an air between electrostatic coalescence module and HEPA module and drives blower fan 2.The present invention drives blower fan to be easy to the air extraction through initial filter to the top in tower air channel by air, it is simple to carries out next step and operates.As a kind of scheme, HEPA module includes a housing, housing be arranged over the first wire netting, housing be connected with the second wire netting, enclosure interior is full of the HEPA filter material that ultra-fine fibre glass is made.The present invention is by the air after initial filter by HEPA filter material, and HEPA filter material passes through fibers adsorption own, and fiber overlaps the gap of formation and stops by the particulate pollutant in air, passes through pure air.The present invention is by first using electrostatic coalescence module that the more serious air of pollution is carried out the particulate matter of initial filter 85%, then by high efficiency particulate air filter (HEPA), the air after initial filter is carried out final filtration；The consumption of HEPA will be reduced by above flow process, extend 4 times of service lifes of HEPA.As a kind of scheme, ultra-fine fibre glass overlaps the aperture in the gap of formation between 2.5 μm～1.5 μm.The restriction in aperture can be filtered pm2.5 by the present invention accurately, and can save certain cost.As a kind of scheme, ultra-fine fibre glass overlaps the aperture in the gap of formation and is being not less than 0.3 μm.The present invention, by the restriction in aperture is capable of accurate filtration, improves filter effect.As a kind of scheme, HEPA module includes a housing, housing be arranged over the first wire netting, housing be connected with the second wire netting, enclosure interior is full of the HEPA filter material that PP filter paper is made.PP filter paper product acid and alkali-resistance, corrosion-resistant, fusing point is high, and stable performance is nontoxic, tasteless, is evenly distributed, has low-resistance, efficiently, and high intensity, environmental protection, and also PP filter paper can carry out certain washing, it is achieved reuses.As a kind of scheme, the wedge shaped structure drop in edge of the first wire netting, the second wedge shaped lift structure in wire netting edge.Present invention optimizes the structure of conventional metals net, risen by wedge shape and wedge shape decline can be easy to ventilate.
The sidewall in wedge shape structure drop and tower air channel is 0.8 °～1.2 ° angles；All sidewall with tower air channel is 0.8 °～1.2 ° angles with wedge shape lift structure.The present invention is by limiting the angle of wedge shape structure drop and wedge shape lift structure, it is simple to the transmission of air.As a kind of scheme, the plane at the first wire netting place intersects with the plane at the second wire netting place, and the first wire netting and the second wire netting make the chamber being internally formed an inclination of housing.The present invention can make air more easily enter housing when carrying out fine straining by the chamber tilted, it is simple to the collection of particulate in air, and this simple in construction, it is simple to dismounting and cleaning.As a kind of scheme, the first wire netting and the second wire netting can be corrugated wire nettings, and what a golden wire netting and the second wire netting made housing is internally formed a corrugated chamber.The present invention can make air lengthen time of contact with the HEPA filter material in chamber by corrugated chamber, increases filter effect.The present invention, by optimizing the structure of conventional metals net, can reduce the speed of air circulation by corrugated wire netting.As a kind of scheme, 9000V high voltage electric field includes at least one of which conductive sheet layer, conductive sheet layer includes positive conductive sheet layer and a negative conductive sheet layer, positive conductive layer and negative conductive layer are arranged alternately in 9000V high voltage electric field, the left side in tower air channel is provided with left connecting hole, and positive conducting strip is connected by left connecting hole and a positive conductive pole；The right side in tower air channel is provided with right connecting hole, and negative conducting strip is connected by right connecting hole and a negative conductive pole.The present invention is by optimizing the arrangement mode of conducting strip, it is simple to positive and negative conducting strip is powered.The present invention is made by electric charge on the particulate matter band in the air in air channel by 9000V high voltage electric field, and is mutually adsorbed become bulky grain thing by positive and negative charge, it is simple to initial filter.The present invention can effectively reduce the generation of ozone by 9000V high voltage electric field, decreases the pollution to environment.
Positive conducting strip and negative conducting strip are all cased with one layer of plastic foil.The present invention can prevent conducting strip and air contact by being cased with plastic foil, produces ozone.Purifier main body also includes a support group, support group include one by one side limited support, an opposite side limited support, tower air channel is between side limited support and opposite side limited support；Positive conductive pole is detachably connected on a side stand, and negative conductive pole is detachably connected on opposite side support.The present invention is easily installed conductive pole by support.As a kind of scheme, 9000V high voltage electric field includes at least two-layer conductive sheet layer, conductive sheet layer includes the positive conductive layer that is arranged alternately and negative conductive layer, and positive conductive layer and negative conductive layer are a network structure, and network structure can be covered with any one among grid, honeycomb-lattice, round dot lattice.The present invention can make the granule in air bring electric charge as far as possible by network structure.As a kind of scheme, positive conductive layer and negative conductive layer are round dot lattice structures, and the round dot diameter on positive conductive layer is less than the round dot diameter on negative conductive layer.The present invention is by strengthening adsorptivity to the restriction of round dot diameter on conductive layer.As a kind of scheme, 9000V high voltage electric field also includes a filter course, and filter course is placed with acusector and passage successively, and the distance between filter course and conductive sheet layer is not more than 1.5cm.The present invention provides electric energy by point discharge for conductive sheet layer.Conductive sheet layer connects a signal processing system, and signal processing system connects the current control device of a control electrode reversion, and signal processing system is also connected with a time block.The present invention can make electrode auto-reverse by time block, increases absorbability.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (10)
1. integrated DC static coalescence of washing adsorbs and a HEPA highly effective air purification air system, including a purifier main body, it is characterised in that being provided with a tower air channel in described purifier main body, described tower air channel is provided with an air inlet and an air outlet；
Being provided with an electrostatic coalescence module inside described tower air channel, described electrostatic coalescence module is positioned at the top of described air inlet；
Being additionally provided with a HEPA module inside described tower air channel, described HEPA module is positioned at the lower section of described air outlet；
Described air inlet and described purifier main body bottom sides are conducted.
2. one according to claim 1 is integrated washes the absorption of DC static coalescence and HEPA highly effective air purification air system, it is characterized in that, described electrostatic coalescence module includes a 9000V high voltage electric field and an electrostatic dust collecting plate, and described electrostatic dust collecting plate is positioned at the top of described 9000V high voltage electric field.
3. one according to claim 1 is integrated washes the absorption of DC static coalescence and HEPA highly effective air purification air system, it is characterized in that, described 9000V high voltage electric field includes at least one of which conductive sheet layer, described conductive sheet layer includes positive conductive sheet layer and a negative conductive sheet layer, described positive conductive layer and described negative conductive layer are arranged alternately in described 9000V high voltage electric field
The left side in described tower air channel is provided with left connecting hole, and described positive conducting strip is connected by described left connecting hole and a positive conductive pole；
The right side in described tower air channel is provided with right connecting hole, and described negative conducting strip is connected by described right connecting hole and a negative conductive pole.
4. one according to claim 1 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterized in that, described 9000V high voltage electric field includes at least two-layer conductive sheet layer, described conductive sheet layer includes the positive conductive layer that is arranged alternately and negative conductive layer, described positive conductive layer and described negative conductive layer are a network structure, and described network structure is covered with any one among grid, honeycomb-lattice, round dot lattice.
5. one according to claim 4 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterized in that, described positive conductive layer and described negative conductive layer are round dot lattice structures, and the round dot diameter on described positive conductive layer is less than the round dot diameter on described negative conductive layer.
6. one according to claim 4 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterized in that, described 9000V high voltage electric field also includes a filter course, being placed with acusector and passage on described filter course successively, the distance between described filter course and described conductive sheet layer is not more than 1.5cm.
7. one according to claim 4 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterized in that, described conductive sheet layer connects a signal processing system, described signal processing system connects the current control device of a control electrode reversion, and described signal processing system is also connected with a time block.
8. one according to claim 1 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterized in that, described HEPA module includes a housing, described housing be arranged over the first wire netting, described housing be connected with the second wire netting, described enclosure interior is full of the HEPA filter material made of ultra-fine fibre glass.
9. one according to claim 8 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterised in that described ultra-fine fibre glass overlaps the aperture in the gap of formation between 2.5 μm～1.5 μm.
10. one according to claim 9 is integrated washes the absorption of DC static coalescence and HEPA air cleaning system, it is characterised in that the wedge shaped structure drop in edge of described first wire netting, the described second wedge shaped lift structure in wire netting edge；The sidewall in described wedge shape structure drop and described tower air channel is 0.8 °～1.2 ° angles；Described and described wedge shape lift structure all sidewalls with tower air channel are 0.8 °～1.2 ° angles.
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| CN106091158A (en) * | 2016-08-05 | 2016-11-09 | 佛山市凯迅环境科技有限公司 | A kind of bathroom air cleaner |
| CN106621675A (en) * | 2017-02-07 | 2017-05-10 | 安徽鹰龙工业设计有限公司 | Transformation-filtered slide-adsorbed electrostatic dusting device |
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| CN106016479A (en) * | 2016-08-05 | 2016-10-12 | 佛山市凯迅环境科技有限公司 | Air purifying device for basement |
| CN106091158A (en) * | 2016-08-05 | 2016-11-09 | 佛山市凯迅环境科技有限公司 | A kind of bathroom air cleaner |
| CN106621675A (en) * | 2017-02-07 | 2017-05-10 | 安徽鹰龙工业设计有限公司 | Transformation-filtered slide-adsorbed electrostatic dusting device |
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