CN108954541B - Fresh air purification system - Google Patents
Fresh air purification system Download PDFInfo
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- CN108954541B CN108954541B CN201810417617.1A CN201810417617A CN108954541B CN 108954541 B CN108954541 B CN 108954541B CN 201810417617 A CN201810417617 A CN 201810417617A CN 108954541 B CN108954541 B CN 108954541B
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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
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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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
- 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
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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
- F24F8/108—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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- 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
- F24F8/90—Cleaning of purification apparatus
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a fresh air purification system, which comprises a fresh air inlet device, a filtering device, an air outlet device, an air exhaust device and a heat exchange device for compensating the temperature of air, wherein the fresh air inlet device introduces outdoor air into the fresh air purification system, and the air is filtered by the filtering device and then is led out to the indoor by the air outlet device; indoor air is exhausted to the outside through the exhaust device, and the circulation exchange of the indoor air is realized. The fresh air purification system adopts the fresh air inlet device to introduce external air into the filter device, the filter device filters the air, and simultaneously, the air duct pipe is arranged in the filter device to form a surrounding air duct in the filter device, and air pressure is formed in the filter device under the action of the air outlet device, so that the air purification treatment efficiency and treatment effect in the filter device are improved; the problems of low ventilation and purification efficiency, high energy consumption and high operation noise of the existing fresh air purification system can be effectively solved.
Description
Technical Field
The invention relates to the technical field of air purification treatment, in particular to a fresh air purification system.
Background
As air quality deteriorates, more and more people begin to focus on the impact of air quality on human health. The fresh air purification system is also called as an air cleaner, an air freshener, or a purifier, and is a product capable of adsorbing, decomposing, or converting various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde, and other decoration pollutants, bacteria, allergens, and the like) for improving air cleanliness, and has been widely used in homes, offices, and other places.
The existing air purification technologies are mainly divided into physical purification, electrostatic purification, chemical purification and the like. The physical purification mainly comprises the steps of adsorbing suspended particles in the air by taking active carbon, a filter screen and the like as filter carriers; the electrostatic purification mainly removes suspended particles in the air by charging the particles in the air flowing through the equipment and utilizing the principle that positive and negative charges attract each other; chemical purification mainly adopts a spectral catalysis method or chemical substances such as medicaments to react with toxic and harmful gases in the air, so that the toxic and harmful gases are absorbed.
What air purification device on the market adopted usually is through setting up purification modules such as filter screen that are used for carrying out filtration treatment to various specification particulate matters in air purification device, particulate matter, harmful gas, bacterium etc. in the removal air, realize the purification treatment to the room air. Among various dust removal filter screens, the HEPA filter screen can well adsorb particulate matters more than 0.3 micron in the air, is the most effective filtering medium for pollutants such as smoke, dust, bacteria and the like in the air, and the filtering principle mainly comprises the steps of screening, bridging, impact adhesion, electrostatic electret fiber electric field adsorption and the like to block the particulate matters. However, the HEPA filter screen has a large wind resistance to air during filtering, and a high-power fan is generally required to improve the treatment efficiency, which results in high energy consumption of the purification device and easy generation of large noise.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides a fresh air purification system which can effectively solve the problems of low purification treatment efficiency, high energy consumption and high operation noise of the conventional fresh air device.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a fresh air purification system comprises a fresh air inlet device, a filtering device, an air outlet device and an air exhaust device;
the fresh air inlet device comprises an air inlet assembly arranged in a shell, an opening is formed in one end of the shell, an air inlet pipe joint is arranged at the top of the shell, the air inlet assembly comprises a strip-shaped air duct and a cross-flow fan arranged in the strip-shaped air duct, the cross-flow fan is arranged along the axial direction of the strip-shaped air duct, the section of the strip-shaped air duct is in a horn mouth shape, an air inlet and an air outlet are respectively arranged on the strip-shaped air duct, the air inlet is positioned at the large opening end of the strip-shaped air duct, the air outlet is positioned at the small opening end of the strip-shaped air duct, a closed air inlet channel is formed between the air inlet and the air outlet, the air inlet is; the cross-flow fan is arranged at the air outlet of the strip-shaped air duct, and a primary filter screen is arranged between the air inlet pipe joint and the air inlet of the strip-shaped air duct;
the filtering device comprises a filtering shell and an end cover, wherein the filtering shell is arranged on the shell, the filtering shell is of a cylindrical structure with one open end, the end cover is arranged at one open end of the filtering shell, and a relatively closed filtering cavity is formed between the end cover and the filtering shell;
the filter comprises a filter shell, a filter cavity and a filter cavity, wherein the bottom of the filter shell is provided with a filter screen mounting part and a wind channel mounting part, the filter screen mounting part comprises an annular partition rib arranged at the bottom of the filter shell, the partition rib divides the filter shell into an air inlet space and a mounting space, the air inlet space is arranged outside the partition rib in the filter cavity, and the mounting space is arranged inside the partition rib; the air duct mounting part comprises annular mounting ribs arranged on the inner sides of the separation ribs, and the mounting ribs divide the mounting space into a filter screen mounting space and an air duct mounting space from outside to inside in sequence; air inlet through holes are uniformly distributed in the air inlet space at the bottom of the filter shell along the circumferential direction of the partition ribs; the high-efficiency filtering module and the air duct pipe are respectively arranged in the filter screen mounting space and the air duct mounting space in the filtering shell, the lower end of the high-efficiency filtering module is mounted in the filter screen mounting space, and the upper end and the lower end of the high-efficiency filtering module are respectively connected with the filtering shell and the end cover in a sealing manner;
the air duct pipe comprises an outer pipe and an inner pipe, the inner pipe is arranged in the outer pipe, the outer pipe and the inner pipe are connected through connecting ribs, the outer pipe and the inner pipe are arranged in a staggered mode at the end parts, the lower end of the inner pipe is located in the outer pipe, and the upper end of the inner pipe extends out of the outer pipe; the end cover is provided with an air outlet, the upper end of the inner pipe is connected to the air outlet of the end cover, the lower end of the outer pipe is arranged in the air duct installation space, and the lower end of the outer pipe is hermetically connected with the filtering shell;
the air outlet device comprises an air outlet assembly arranged above an air outlet hole of the end cover, the air outlet assembly comprises a fan cover and an axial flow fan arranged in the fan cover, the fan cover is arranged on the end cover, strip-shaped through holes are uniformly distributed in the fan cover along the circumferential direction of the fan cover, and the axial flow fan is positioned above the air outlet hole;
the air exhaust device comprises an air exhaust assembly arranged in a shell, an air exhaust pipe joint is arranged on the side wall of the end part of the shell, the air exhaust assembly comprises a bar-shaped air duct and a cross-flow fan arranged in the bar-shaped air duct, the cross-flow fan is arranged along the axis direction of the bar-shaped air duct, the section of the bar-shaped air duct is in a horn mouth shape, an air suction port and an air exhaust port are arranged on the bar-shaped air duct, the air suction port is located at the large opening end of the bar-shaped air duct, the air exhaust port is located at the small opening end of the bar-shaped air duct, a closed air exhaust channel is formed between the air suction port and the air exhaust port, the air suction port is connected to the inner wall of the bottom of the shell and is in sealing connection with the shell, an air through hole communicated to the outside of the shell is arranged on the.
In the above technical solution, further, the bar-shaped wind cylinders of the air intake assembly and the air exhaust assembly each include an inner cover plate, an outer cover plate, and end plates disposed at both sides, the cross section of the inner cover plate is a structure connecting a curved section and an inner arc section, the cross section of the outer cover plate is a structure connecting a straight section and an outer arc section, the cross section of the air intake passage gradually decreases from the air inlet to the air outlet, the cross flow fan is located between the inner arc section and the outer arc section in the bar-shaped wind cylinder, the distance between the circumferential surface of the cross flow fan and the inner arc section is smaller than the distance between the circumferential surface of the cross flow fan and the outer arc section, the arc angle of the inner arc section is 90 ° to 100 °, and the included angle between the vertical plane and the line between the axis of the inner arc section and the axis of the cross flow fan.
In the above technical solution, further, the filter screen installation space is located between the partition rib and the installation rib, the partition rib and the installation rib are provided with a support flange in the filter screen installation space, the support flange is provided with a support plate, and the high efficiency filter module is arranged on the support plate; the mounting ribs comprise outer ring ribs and inner ring ribs, an air duct mounting space is formed between the outer ring ribs and the inner ring ribs, a plurality of supporting springs are arranged in the air duct mounting space along the circumferential direction of the air duct mounting space, top plates are arranged on the supporting springs, and the lower end of the outer pipe of the air duct pipe is arranged on the top plates; four sliding holes are uniformly distributed along the circumferential direction of the outer ring rib, sliding blocks are arranged in the sliding holes, one end of each sliding block extends into the air duct installation space, the other end of each sliding block is connected with the corresponding support plate in a sliding fit manner, a reset spring for resetting the sliding block is arranged between the corresponding sliding block and the corresponding support plate, and a horizontal pressing strip is arranged at the end part of one end, connected with the corresponding support plate, of the corresponding sliding block; when the lower end of the outer pipe of the air duct pipe is arranged in the air duct installation space, the outer pipe pushes the sliding block to move outwards to drive the pressing strip to tightly push and fix the high-efficiency filtering module on the supporting plate.
In the above technical solution, further, the efficient filtering module includes an installation frame and an efficient filtering screen arranged in the installation frame, an inner edge flange extending towards the inside of the frame is arranged at the lower end of the installation frame, and a pressing strip is arranged at a position above the end of the sliding block; when the slide block drives the pressing strip to move outwards, the outer end face of the pressing strip is tightly propped against the inner side wall of the lower end of the mounting frame, and the lower end face of the pressing strip is pressed on the upper surface of the inner edge flange of the mounting frame; elastic sealing gaskets are arranged between the supporting plate and the supporting flange and between the mounting frame and the supporting plate, and a plurality of vibrating devices are fixedly arranged on the end face of the lower end of the supporting plate along the circumferential direction of the supporting plate.
In the above technical solution, further, the mounting frame includes a lower frame body, an upper frame body and side frame posts arranged at four corners of the lower frame body, the lower frame body and the upper frame body are both square frame structures, the side frame posts and the lower frame body are integrally formed, a clamping groove is arranged on an upper end surface of the lower frame body along a circumferential direction thereof, the side frame posts are L-shaped cross-section structures, clamping grooves are arranged on two outer end surfaces of the side frame posts along an axial direction thereof, and the clamping grooves on the lower frame body are respectively communicated with the clamping grooves on the corresponding side frame posts to form four door-shaped mounting groove structures distributed along the circumferential direction of the lower frame body; the high-efficiency filter screens are respectively and fixedly arranged in the mounting groove structures, the upper ends of the high-efficiency filter screens are exposed out of the end surfaces of the upper ends of the side frame columns, clamping grooves matched with the mounting groove structures are formed in the circumferential direction of the lower end surface of the upper frame body, the clamping grooves of the upper frame body are downwards and respectively and fixedly arranged at the upper ends of the side frame columns, and the upper ends of the high-efficiency filter screen modules are arranged in the clamping grooves of the upper frame body; sealing strips are arranged in the clamping grooves of the lower frame body, the upper frame body and the side frame columns; and an inner edge flange extending inwards is arranged on the inner side of the bottom of the lower frame body.
In the above technical scheme, further, be provided with the top cap on the end cover, top cap one end tip is provided with the exhaust vent, is provided with the motor mount pad on the top cap, is provided with the motor that is used for driving axial fan in the motor mount pad.
The invention has the following beneficial effects:
1) the fresh air purification system adopts the fresh air purification device to introduce external air into the filter device, the filter device forms a surrounding air channel in the filter device by arranging the air channel pipe in the filter device while filtering the air, and air pressure is formed in the filter device under the action of the air outlet device, so that the air purification treatment efficiency in the filter device is improved, meanwhile, particles in the air can be fully contacted with the high-efficiency filter screen, and the treatment effect of the filter module is improved;
2) the fresh air intake device and the exhaust device in the fresh air purification system respectively adopt cross flow fans which are arranged oppositely to carry out air induction operation and exhaust treatment; the air inlet channel and the air exhaust channel are structurally arranged, so that the air pressure and the air speed of air inlet and air exhaust are increased, and the air exchange efficiency of the fresh air purification system is improved; meanwhile, the fresh air inlet device and the air exhaust device respectively adopt cross-flow fans, so that the silencing effect is good, and the optimized air inlet channel and air exhaust channel structures are matched, so that the problem of small air quantity of the cross-flow fans is solved, and the air exchange efficiency of the fresh air purification system is ensured;
3) the installation of the high-efficiency filter module in the fresh air purification system adopts a linkage type installation structure, so that the high-efficiency filter module can be fixedly installed and hermetically connected, the overall sealing performance of the fresh air purification system is improved, particles are effectively prevented from being discharged from the air outlet channel through gaps at the joint of the components, and the air treatment quality of the fresh air purification system is further improved;
4) according to the invention, the high-frequency vibration device is adopted to provide vibration excitation for the high-efficiency filtering module, and the elastic sealing gasket is adopted as an elastic element of the high-efficiency filtering module, so that the high-efficiency filtering module generates high-frequency vibration, the high-efficiency filtering module can be cleaned without being detached from the fresh air purification system, the treatment effect of the high-efficiency filtering module in the fresh air purification system is improved, and the service life of the high-efficiency filtering module is prolonged.
Drawings
FIG. 1 is a front view of the structure of the fresh air purification system of the present invention, wherein the direction of the arrows is the air flow direction during the treatment process.
Fig. 2 is a partial schematic view of a portion a of fig. 1.
Fig. 3 is a schematic view of the structure of the mounting frame in the present invention, wherein a) is an exploded view of the mounting frame, and b) is a bottom view of the upper frame of the mounting frame.
FIG. 4 is a view showing the connection between the slider and the bead on the mounting rib according to the present invention.
FIG. 5 is a top view of the air duct structure of the present invention.
The reference symbols in the above figures are as follows:
i, new trend air inlet unit
1001. The air conditioner comprises a shell, 1002, a strip-shaped air duct, 1003, a cross-flow fan, 1004, an air inlet, 1005, an air outlet, 1006, an air inlet pipe joint, 1007, a primary filter screen, 1008, an inner cover plate, 1009, an outer cover plate, 1010, a curve section, 1011, an inner arc line section, 1012, a straight line section, 1013 and an outer arc line section;
α, and the included angle between the vertical plane and the connecting line between the starting end of the inner arc line segment and the axis of the cross flow fan;
β, the arc angle of the inner arc segment;
II, a filtering device
2001. The filter comprises a filter shell, 2002, an end cover, 2003, a partition rib, 2004, an installation rib, 2005, an air inlet through hole, 2006, a high-efficiency filter module, 2007, an air duct pipe, 2008, an outer pipe, 2009, an inner pipe, 2010, a connecting rib, 2011, an air outlet hole, 2012, a support flange, 2013, a support plate, 2014, an outer ring rib, 2015, an inner ring rib, 2016, a support spring, 2017, a top plate, 2018, a sliding hole, 2019, a slider, 2020, a pressing strip, 2021, an installation frame, 2022, an inner edge flange, 2023, an elastic sealing gasket, 2024, a vibrating device, 2025, a lower frame body, 2026, an upper frame body, 2027, a side frame column, 2028, a clamping groove, 2029 and a high-efficiency filter screen;
III, air outlet device
3001. The air conditioner comprises an air cover 3002, an axial flow fan 3003, a strip-shaped through hole 3004, a top cover 3005, an air outlet through hole 3006, a motor mounting seat 3007 and a motor;
IV, air exhaust device
4001. Exhaust pipe joint 4002, inlet scoop 4003, air exit 4004, ventilative through-hole 4005, wind scooper.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in fig. 1, the fresh air purification system in this embodiment includes a fresh air intake device I, a filter device II, an air outlet device III, and an air exhaust device iv, the fresh air intake device introduces outdoor air into the purification system, and the air is filtered by the filter device and then the air treated by the air outlet device is led out to the indoor; indoor air is exhausted to the outside through the exhaust device, and the circulation exchange of the indoor air is realized.
Naturally, the fresh air purification system in this embodiment includes, but is not limited to, the above-mentioned fresh air intake device, filter device, air outlet device and exhaust device, generally, still is provided with heat exchange device in this fresh air purification system, and heat exchange device is used for sending into indoor after adjusting the outdoor air temperature that fresh air intake device introduced to be close to indoor air temperature to form invariable humiture indoor. The heat exchange device can adopt the prior full heat exchange core, the sensible heat exchange core, the heat recovery ring heat exchanger, the heat pipe type heat exchanger or the static plate-fin type heat exchanger. The fixing mode or the installation position of the heat exchange device in the system is not limited, the structure, the fixing mode or the installation position of the heat exchange device is not improved, and the fresh air purification system only has the function of temperature and humidity compensation of outdoor air through the arrangement of the heat exchange device.
Fresh air intake device I
As shown in fig. 1, the fresh air intake device i includes an air intake assembly disposed in a housing 1001, an opening is disposed at the right end of the housing 1001, an air intake pipe joint 1006 is disposed at the top of the housing 1001, and the air intake pipe joint 1006 is connected to an air intake pipe to communicate the purification system with the outdoor air.
The air inlet assembly comprises a strip-shaped air duct 1002 and a cross-flow fan 1003 arranged in the strip-shaped air duct, the cross-flow fan 1003 is arranged along the axial direction of the strip-shaped air duct, the cross section of the strip-shaped air duct 1002 is in a horn mouth shape, an air inlet 1004 and an air outlet 1005 are respectively arranged on the strip-shaped air duct 1002, the air inlet 1004 is located at the large opening end of the strip-shaped air duct, the air outlet 1005 is located at the small opening end of the strip-shaped air duct, and a closed air inlet channel is formed between the air inlet 1004 and the air. An air inlet of the strip-shaped air duct 1002 is connected to the inner wall of the top of the shell 1001 and is in sealed connection with the shell; the air inlet of the strip-shaped air duct is communicated with the air inlet pipe joint. The cross-flow fan is arranged at the air outlet of the strip-shaped air duct, and introduces outdoor air into the fresh air purification system through the air inlet channel.
Be provided with at air-supply line joint and bar dryer air inlet department and just imitate filter screen 1007, just imitate filter screen 1007 at the air inlet department of bar dryer and sealing connection between bar dryer 1002. The air entering the fresh air purification system is primarily filtered through the primary filter screen, so that the filtering pressure of the filtering device is reduced.
As shown in fig. 1, the strip type air duct 1002 includes an inner cover plate 1008, an outer cover plate 1009, and end plates (not shown) provided on both sides. The section of the inner cover plate 1008 is in a connecting structure of a curve segment 1010 and an inner arc segment 1011; the section of the outer cover plate 1009 is a connection structure of a straight line segment 1012 and an outer arc segment 1013, and the section of the air inlet channel from the air inlet to the air outlet is gradually reduced; the cross-flow fan 1003 is located between the inner arc 1011 and outer arc 1013 of the bar duct.
The cross sections of the inner cover plate and the outer cover plate in the strip-shaped air duct are of streamline structures, and meanwhile, the space structure of the installation position of the cross-flow fan is optimally designed, so that the acting efficiency of the cross-flow fan in the strip-shaped air duct is improved. Compare in conventional dryer structure, this bar dryer machine-shaping is more convenient.
The structural characteristics of bar dryer in this embodiment still lie in: the distance between the circumferential surface of the cross-flow fan and the inner arc line section is smaller than the distance between the circumferential surface of the cross-flow fan and the outer arc line section, the structure is simpler compared with the traditional volute tongue structure design, and the same effect as that of the volute tongue structure arranged in the traditional air duct can be achieved. Further, as shown in fig. 1, the arc angle of the inner arc line segment of the strip-shaped air duct is 90-100 degrees, wherein the included angle between the vertical plane and the connecting line between the starting end of the inner arc line segment and the axis of the cross-flow fan is 20-30 degrees along the rotation direction of the cross-flow fan. The structure of the inner arc line segment is designed to be along the reverse direction of the rotation direction of the cross flow fan, and the starting end position is positioned at the position which forms an included angle of 20 degrees to 30 degrees with the vertical plane, so that the air inlet area of the cross flow fan can be increased to the maximum extent; the end of the inner arc segment is located at the position which forms an included angle of 110-130 degrees with the vertical plane, and under the condition that the area of the air outlet is ensured, a stable airflow direction is formed at the position of the air outlet to guide the airflow direction, so that air can stably flow out along the direction of the air outlet, and the air inlet volume of the fresh air inlet device is ensured. Simultaneously, the setting of bar dryer inlet air channel can form even stable negative pressure in the bar dryer, has increased the intake in the clarifier unit interval, and outside air can be simultaneously follow each position of just imitating the filter screen and enter into the bar dryer uniformly, has increased the utilization ratio of just imitating the filter screen.
Leading-in to filter equipment of outside air through new trend hot blast blowpipe apparatus, set up in new trend hot blast blowpipe apparatus and just imitate the filter screen and carry out filtration treatment to leading-in air, PM10 large particle thing in the filtering air. Of course, the primary filter screen can be combined by multiple groups of filter screens, for example, the primary filter screen, the activated carbon filter screen module and the electrostatic field filter screen module are sequentially arranged from outside to inside, so that the large particulate matters of PM10, the small particulate matters of PM2.5, PM0.3 and the like in the air can be filtered step by step. Carry out filtration treatment in advance to the air through set up the primary effect filter screen in new trend hot blast blowpipe apparatus, can alleviate the pressure when filter equipment carries out filtration treatment to the air, solve the problem that HEPA filter screen treatment effeciency is low, improved the treatment effeciency of clarifier.
Filter equipment II
Referring to fig. 1, the filter device II in this embodiment includes a filter housing 2001 disposed at an opening of the housing, and an end cap 2002, where the filter housing 2001 is a cylindrical structure with an open end, the end cap 2002 is disposed at the open end of the filter housing, and a relatively closed filter cavity is formed between the end cap 2002 and the filter housing 2001.
A filter screen mounting part and an air duct mounting part are arranged at the bottom of the filter shell 2001; the filter screen mounting part comprises an annular partition rib 2003 arranged at the bottom of the filter shell, and the filter shell is divided into an air inlet space and a mounting space by the partition rib 2003. The air inlet space is arranged outside the partition rib in the filter cavity, and the installation space is arranged inside the partition rib. The air duct installation part comprises an annular installation rib 2004 arranged on the inner side of the separation rib 2003, and the installation space is sequentially divided into a filter screen installation space and an air duct installation space from outside to inside by the installation rib 2004. In this embodiment, the partition ribs and the mounting ribs are integrally formed with the filter housing. Air inlet through holes 2005 are uniformly distributed in the air inlet space at the bottom of the filter shell 2001 along the circumferential direction of the partition ribs. The high-efficiency filter module 2006 and the air duct 2007 are respectively arranged in the filter screen installation space and the air duct installation space in the filter shell 2001, the lower end of the high-efficiency filter module 2006 is installed in the filter screen installation space, and the upper end and the lower end of the high-efficiency filter module 2006 are respectively connected with the filter shell 2001 and the end cover 2002 in a sealing mode.
The air that is led into filter equipment through new trend air inlet unit enters into the air inlet space through inlet vent, and inlet vent is located casing upper end position all around, because the position that inlet vent set up and the holistic air inlet area of inlet air channel when the air gets into the air inlet space, the velocity of flow that multiplicable air entered into the air inlet space improves filter equipment's treatment effeciency.
As shown in fig. 1 and 5, the airway tube 2007 in this embodiment includes an outer tube 2008 and an inner tube 2009, the inner tube 2009 is disposed inside the outer tube 2008, the outer tube and the inner tube are connected by a connecting rib 2010, the outer tube 2008 and the inner tube 2009 are disposed at an end portion in a staggered manner, the lower end of the inner tube 2009 is located inside the outer tube 2008, and the upper end of the inner tube 2009 extends out of the end of the outer tube 2008.
An air outlet 2011 is formed in the end cover 2002, the upper end of the inner tube 2009 is connected to the air outlet 2011 of the end cover, the lower end of the outer tube 2008 is installed in the air duct installation space, and the lower end of the outer tube 2008 is connected with the filter shell 2001 in a sealing mode. The air duct pipe is arranged by adopting the structure, a surrounding channel is formed in the filtering device, and air can be prevented from directly passing through the lower end of the high-efficiency filter screen for processing after entering the filtering device, so that the processing pressure of the lower end of the high-efficiency filter screen can be increased, and the left side of the high-efficiency filter screen is excessively used to influence the processing effect and the processing quality of the high-efficiency filter screen; simultaneously can form in filter equipment through setting up the wind channel pipe and encircle the shape wind channel, form the wind pressure under the effect of air-out device in filter equipment, improve the air purification treatment efficiency among the filter equipment, can make simultaneously particulate matter in the air can and high-efficient filter screen between the abundant contact to improve filter module's treatment effect.
The filter screen installation space is located between the partition rib 2003 and the installation rib 2004, the partition rib 2003 and the installation rib 2004 are oppositely provided with a support flange 2012 in the filter screen installation space, a support plate 2013 is arranged on the support flange 2012, and the high-efficiency filter module 2006 is arranged on the support plate 2013.
The mounting rib 2004 includes outer ring rib 2014 and inner ring rib 2015, forms the wind channel installation space between outer ring rib 2014 and the inner ring rib 2015, is provided with a plurality of supporting springs 2016 along its circumferencial direction in the wind channel installation space, is provided with the roof 2017 on the supporting spring 2016, and the outer tube 2008 lower extreme of wind channel pipe sets up on roof 2017.
In the embodiment, the installation and the fixation of the high-efficiency filter module are realized by arranging a linkage type installation structure between the air duct installation space and the filter screen installation space. Specifically, as shown in fig. 3 and 5, four slide holes 2018 are uniformly distributed along the circumferential direction of the outer ring rib 2014, sliders 2019 are arranged in the slide holes 2018, one end of each slider 2019 extends into the air duct installation space, the other end of each slider 2019 is connected with the corresponding support plate 2013 in a sliding fit manner, a return spring for returning the slider is arranged between each slider 2019 and the corresponding support plate 2013, and a pressing strip 2020 which is horizontally arranged is arranged at the end of one end of each slider, which is connected with the corresponding support plate. When the lower end of the outer pipe of the air duct pipe is arranged in the air duct installation space, the outer pipe pushes the sliding block to move outwards to drive the pressing strip to tightly push and fix the high-efficiency filtering module on the supporting plate.
In the embodiment, the sliding block is in sliding fit with the sliding hole, one end of the sliding block, which is positioned in the filter screen mounting space, is in sliding fit connection with the support plate, and the sliding fit connection between the sliding block and the support plate can be realized through the following structure; if the supporting plate is provided with the sliding groove, the bottom of the sliding block is provided with the sliding rail matched with the sliding groove, and the return spring is arranged in the sliding groove to provide the restoring force for the outward movement of the sliding block, the structure is easy to realize; of course, the structure for realizing the sliding fit connection is not limited to the above structure. By arranging the linkage type mounting structure, after the high-efficiency filtering module is mounted on the supporting plate, the air duct pipe is mounted, and when the lower end of the outer pipe is mounted in the air duct mounting space, the outer pipe pushes the sliding block to move inwards to drive the pressing strip to tightly push and fix the high-efficiency filtering module on the limiting back plate of the supporting plate.
High efficiency filter module 2006 includes installation frame 2021 and the high efficiency filter screen 2029 of setting in the installation frame, and the electrostatic field filter screen module, HEPA filter screen module or IFD filter screen module etc. that can carry out filtration treatment to little particulate matter such as PM2.5 in the air can be adopted to this place high efficiency filter screen.
An inner edge flange 2022 extending towards the inside of the frame is arranged at the lower end of the mounting frame 2021, and a batten 2020 is arranged at a position close to the upper part of the end part of the slider 2019; when the slider drives the pressing strip to move outwards, the outer end face of the pressing strip is tightly propped against the inner side wall of the lower end of the mounting frame, and the lower end face of the pressing strip is pressed on the upper surface of the inner edge flange of the mounting frame.
As shown in fig. 3, the mounting frame 2021 includes a lower frame 2025, an upper frame 2026, and side frame posts 2027 disposed at four corners of the lower frame, the lower frame 2025 and the upper frame 2026 are both of a square frame structure, and the side frame posts 2027 and the lower frame 2025 are of an integrally molded structure. The upper end face of the lower frame body 2025 is circumferentially provided with a clamping groove 2028, the side frame columns 2027 are of an L-shaped cross section structure, the end faces of the two outer sides of the side frame columns 2027 are respectively provided with a clamping groove 2028 along the axial direction thereof, and the clamping grooves on the lower frame body 2025 are respectively communicated with the clamping grooves on the corresponding side frame columns 2027 to form four door-shaped mounting groove structures distributed along the circumferential direction of the lower frame body. The high-efficiency filter screen 2029 is respectively and fixedly mounted in each mounting groove structure, the upper end of the high-efficiency filter screen 2029 is exposed out of the end surface of the upper end of the side frame post 2027, a clamping groove 2028 matched with the mounting groove structure is arranged on the lower end surface of the upper frame 2026 along the circumferential direction, the clamping groove on the upper frame 2026 is downwards arranged and respectively and fixedly mounted at the upper end of each side frame post 2027, and the upper end of the high-efficiency filter screen module 2029 is arranged in the clamping groove of the upper frame 2026.
The lower frame 2025, the upper frame 2026, and the side frame 2027 are each provided with a sealing strip in the respective notches, and the inner flange 2022 is provided on the inner side of the bottom of the lower frame 2025.
In this embodiment, elastic gaskets 2023 are disposed between the support plate 2013 and the support flange 2012 and between the mounting frame 2021 and the support plate 2013, and the elastic gaskets are used for sealing and mounting the high-efficiency filter module.
A plurality of vibration devices 2024 are fixedly provided on the lower end surface of the support plate 2013 along the circumferential direction thereof. The vibration device is arranged below the high-efficiency filtering module, and the elastic sealing gasket is arranged between the vibration device and the high-efficiency filtering module, so that the vibration device provides an exciting force for the high-efficiency filtering module, and the elastic sealing gasket not only plays a role in sealing, but also can be used as an elastic element when the high-efficiency filtering module vibrates, so as to provide a vibration space for the high-efficiency filtering module; like this when vibrating device drive high efficiency filter module vibration carries out cleaning to high efficiency filter module, the elastic sealing pad can play fine cushioning effect, prevents to vibrate the damage that causes high efficiency filter module among the cleaning process.
Air outlet device III
Air outlet device III is including setting up the air-out subassembly in the end cover exhaust vent top, the air-out subassembly includes fan housing 3001 and sets up the axial fan 3002 in the fan housing, fan housing 3001 sets up on end cover 3004, is provided with bar through-hole 3003 along its circumference equipartition on the fan housing 3001, and axial fan 3002 is located the exhaust vent 2011 top. A top cover 3004 is arranged on the end cover 2002 of the filtering device, air outlet through holes 3005 are arranged on four side walls of the top cover 3004, a motor mounting seat 3006 is arranged on the top cover 3004, and a motor 3007 for driving the axial flow fan is arranged in the motor mounting seat 3006. The air outlet device guides the filtered air in the filtering device into the room, and the air is purified.
Exhaust device IV
The exhaust device IV comprises an exhaust assembly arranged in the shell 1001, and an exhaust pipe joint 4001 is arranged on the side wall of the end part of the shell. The air exhaust assembly comprises a strip-shaped air duct 1002 and a cross-flow fan 1003 arranged in the strip-shaped air duct. The strip-shaped air duct and the strip-shaped air duct in the air inlet device adopt the same structure and have the same function as the strip-shaped air duct in the air inlet device. Similarly, the cross-flow fan is arranged along the axial direction of the strip-shaped air duct, the section of the strip-shaped air duct is in a horn mouth shape, an air suction opening 4002 and an air outlet 4003 are arranged on the strip-shaped air duct, the air suction opening 4002 is positioned at the large opening end of the strip-shaped air duct, the air outlet 4003 is positioned at the small opening end of the strip-shaped air duct, and a closed air exhaust channel is formed between the air suction opening 4002 and the air outlet 4003.
The air suction opening 4002 is connected to the inner wall of the bottom of the shell and is in sealing connection with the shell, an air ventilation through hole 4004 communicated with the outside of the shell is formed in the inner wall of the bottom of the shell 1001, the air exhaust opening 4003 is connected to an air exhaust pipe joint 4001 through an air guide cover 4005, and two ends of the air guide cover 4005 are in sealing connection with the air exhaust opening 4003 and the air exhaust pipe joint 4001 respectively. When the air exhaust device works, indoor air is exhausted to the outdoor through the through-flow fan arranged in the air exhaust device, the air exhaust hole, the air suction opening, the air exhaust channel, the air exhaust opening, the air guide cover and the air exhaust pipe joint in sequence, and circulation of the indoor air is achieved. The strip-shaped air duct is of a relatively closed structure, and an air outlet of the strip-shaped air duct is connected with an air exhaust pipe joint through the air guide cover, so that a sealed air exhaust space is formed between the air inlet and the air exhaust pipe joint, and an independent space is not required to be arranged for an air exhaust device in the shell.
The present specification and figures are to be regarded as illustrative rather than restrictive, and it is intended that all such alterations and modifications that fall within the true spirit and scope of the invention, and that all such modifications and variations are included within the scope of the invention as determined by the appended claims without the use of inventive faculty.
Claims (6)
1. The utility model provides a new trend clean system which characterized in that: comprises a fresh air inlet device, a filtering device, an air outlet device and an air exhaust device;
the fresh air inlet device comprises an air inlet assembly arranged in a shell, an opening is formed in one end of the shell, an air inlet pipe joint is arranged at the top of the shell, the air inlet assembly comprises a strip-shaped air duct and a cross-flow fan arranged in the strip-shaped air duct, the cross-flow fan is arranged along the axial direction of the strip-shaped air duct, the section of the strip-shaped air duct is in a horn mouth shape, an air inlet and an air outlet are respectively arranged on the strip-shaped air duct, the air inlet is positioned at the large opening end of the strip-shaped air duct, the air outlet is positioned at the small opening end of the strip-shaped air duct, a closed air inlet channel is formed between the air inlet and the air outlet, the air inlet is; the cross-flow fan is arranged at the air outlet of the strip-shaped air duct, and a primary filter screen is arranged between the air inlet pipe joint and the air inlet of the strip-shaped air duct;
the filtering device comprises a filtering shell and an end cover, wherein the filtering shell is arranged on the shell, the filtering shell is of a cylindrical structure with one open end, the end cover is arranged at one open end of the filtering shell, and a relatively closed filtering cavity is formed between the end cover and the filtering shell;
the filter comprises a filter shell, a filter cavity and a filter cavity, wherein the bottom of the filter shell is provided with a filter screen mounting part and a wind channel mounting part, the filter screen mounting part comprises an annular partition rib arranged at the bottom of the filter shell, the partition rib divides the filter shell into an air inlet space and a mounting space, the air inlet space is arranged outside the partition rib in the filter cavity, and the mounting space is arranged inside the partition rib; the air duct mounting part comprises annular mounting ribs arranged on the inner sides of the separation ribs, and the mounting ribs divide the mounting space into a filter screen mounting space and an air duct mounting space from outside to inside in sequence; air inlet through holes are uniformly distributed in the air inlet space at the bottom of the filter shell along the circumferential direction of the partition ribs; the high-efficiency filtering module and the air duct pipe are respectively arranged in the filter screen mounting space and the air duct mounting space in the filtering shell, the lower end of the high-efficiency filtering module is mounted in the filter screen mounting space, and the upper end and the lower end of the high-efficiency filtering module are respectively connected with the filtering shell and the end cover in a sealing manner;
the air duct pipe comprises an outer pipe and an inner pipe, the inner pipe is arranged in the outer pipe, the outer pipe and the inner pipe are connected through connecting ribs, the outer pipe and the inner pipe are arranged in a staggered mode at the end parts, the lower end of the inner pipe is located in the outer pipe, and the upper end of the inner pipe extends out of the outer pipe; the end cover is provided with an air outlet, the upper end of the inner pipe is connected to the air outlet of the end cover, the lower end of the outer pipe is arranged in the air duct installation space, and the lower end of the outer pipe is hermetically connected with the filtering shell;
the air outlet device comprises an air outlet assembly arranged above an air outlet hole of the end cover, the air outlet assembly comprises a fan cover and an axial flow fan arranged in the fan cover, the fan cover is arranged on the end cover, strip-shaped through holes are uniformly distributed in the fan cover along the circumferential direction of the fan cover, and the axial flow fan is positioned above the air outlet hole;
the air exhaust device comprises an air exhaust assembly arranged in a shell, an air exhaust pipe joint is arranged on the side wall of the end part of the shell, the air exhaust assembly comprises a bar-shaped air duct and a cross-flow fan arranged in the bar-shaped air duct, the cross-flow fan is arranged along the axis direction of the bar-shaped air duct, the section of the bar-shaped air duct is in a horn mouth shape, an air suction port and an air exhaust port are arranged on the bar-shaped air duct, the air suction port is located at the large opening end of the bar-shaped air duct, the air exhaust port is located at the small opening end of the bar-shaped air duct, a closed air exhaust channel is formed between the air suction port and the air exhaust port, the air suction port is connected to the inner wall of the bottom of the shell and is in sealing connection with the shell, an air through hole communicated to the outside of the shell is arranged on the.
2. The fresh air purification system according to claim 1, wherein: the cross-flow fan is positioned between the inner arc line section and the outer arc line section in the strip-shaped air cylinder, the distance between the circumferential surface of the cross-flow fan and the inner arc line section is smaller than the distance between the circumferential surface of the cross-flow fan and the outer arc line section, the arc angle of the inner arc line section is 90-100 degrees, and the included angle between the vertical plane and the connecting line between the starting end of the inner arc line section and the axis of the cross-flow fan is 20-30 degrees along the rotation direction of the cross-flow fan.
3. The fresh air purification system according to claim 1 or 2, wherein: the filter screen mounting space is positioned between the separation rib and the mounting rib, the separation rib and the mounting rib are relatively provided with a support flange in the filter screen mounting space, the support flange is provided with a support plate, and the high-efficiency filter module is arranged on the support plate; the mounting ribs comprise outer ring ribs and inner ring ribs, an air duct mounting space is formed between the outer ring ribs and the inner ring ribs, a plurality of supporting springs are arranged in the air duct mounting space along the circumferential direction of the air duct mounting space, top plates are arranged on the supporting springs, and the lower end of the outer pipe of the air duct pipe is arranged on the top plates; four sliding holes are uniformly distributed along the circumferential direction of the outer ring rib, sliding blocks are arranged in the sliding holes, one end of each sliding block extends into the air duct installation space, the other end of each sliding block is connected with the corresponding support plate in a sliding fit manner, a reset spring for resetting the sliding block is arranged between the corresponding sliding block and the corresponding support plate, and a horizontal pressing strip is arranged at the end part of one end, connected with the corresponding support plate, of the corresponding sliding block; when the lower end of the outer pipe of the air duct pipe is arranged in the air duct installation space, the outer pipe pushes the sliding block to move outwards to drive the pressing strip to tightly push and fix the high-efficiency filtering module on the supporting plate.
4. The fresh air purification system according to claim 3, wherein: the efficient filtering module comprises an installation frame and an efficient filtering screen arranged in the installation frame, an inner edge flange extending towards the interior of the frame is arranged at the lower end of the installation frame, and a pressing strip is arranged at a position, close to the upper part, of the end part of the sliding block; when the slide block drives the pressing strip to move outwards, the outer end face of the pressing strip is tightly propped against the inner side wall of the lower end of the mounting frame, and the lower end face of the pressing strip is pressed on the upper surface of the inner edge flange of the mounting frame; elastic sealing gaskets are arranged between the supporting plate and the supporting flange and between the mounting frame and the supporting plate, and a plurality of vibrating devices are fixedly arranged on the end face of the lower end of the supporting plate along the circumferential direction of the supporting plate.
5. The fresh air purification system according to claim 4, wherein: the installation frame comprises a lower frame body, an upper frame body and side frame columns arranged at four corners of the lower frame body, wherein the lower frame body and the upper frame body are both of square frame structures, the side frame columns and the lower frame body are of an integrally formed structure, clamping grooves are formed in the upper end surface of the lower frame body along the circumferential direction of the lower frame body, the side frame columns are of L-shaped cross section structures, clamping grooves are formed in the end surfaces of two outer sides of the side frame columns along the axial direction of the side frame columns, and the clamping grooves in the lower frame body are respectively communicated with the clamping grooves in the corresponding side frame columns to form four door-shaped installation groove structures; the high-efficiency filter screens are respectively and fixedly arranged in the mounting groove structures, the upper ends of the high-efficiency filter screens are exposed out of the end surfaces of the upper ends of the side frame columns, clamping grooves matched with the mounting groove structures are formed in the circumferential direction of the lower end surface of the upper frame body, the clamping grooves of the upper frame body are downwards and respectively and fixedly arranged at the upper ends of the side frame columns, and the upper ends of the high-efficiency filter screen modules are arranged in the clamping grooves of the upper frame body; sealing strips are arranged in the clamping grooves of the lower frame body, the upper frame body and the side frame columns; and an inner edge flange extending inwards is arranged on the inner side of the bottom of the lower frame body.
6. The fresh air purification system according to claim 1, wherein: the end cover is provided with a top cover, an air outlet hole is formed in the end portion of one end of the top cover, a motor mounting seat is arranged on the top cover, and a motor used for driving the axial flow fan is arranged in the motor mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417617.1A CN108954541B (en) | 2018-05-04 | 2018-05-04 | Fresh air purification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417617.1A CN108954541B (en) | 2018-05-04 | 2018-05-04 | Fresh air purification system |
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| CN108954541A CN108954541A (en) | 2018-12-07 |
| CN108954541B true CN108954541B (en) | 2020-06-23 |
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| KR101809411B1 (en) * | 2017-05-04 | 2017-12-14 | 엘지전자 주식회사 | Air cleaning apparatus |
| CN207132440U (en) * | 2017-06-12 | 2018-03-23 | 何刚 | A kind of air purifier for environmental protection |
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| JP2012026692A (en) * | 2010-07-27 | 2012-02-09 | Panasonic Corp | Air cleaner |
| CN204648489U (en) * | 2014-12-25 | 2015-09-16 | 天津舜和瑞成科技有限公司 | A kind of aerobic air purification humidifier |
| CN105258252A (en) * | 2015-10-26 | 2016-01-20 | 天津大学 | Intelligent composite type electrostatic fresh air purifier |
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