CN111928401A - Automatic detection fresh air supply system and method - Google Patents
Automatic detection fresh air supply system and method Download PDFInfo
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- CN111928401A CN111928401A CN202010767034.9A CN202010767034A CN111928401A CN 111928401 A CN111928401 A CN 111928401A CN 202010767034 A CN202010767034 A CN 202010767034A CN 111928401 A CN111928401 A CN 111928401A
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- box body
- air
- box
- filter
- piston plate
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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
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/64—Airborne particle content
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/66—Volatile organic compounds [VOC]
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/72—Carbon monoxide
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/76—Oxygen
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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
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses a fresh air supply system and a method for automatic detection, which comprises a supporting seat and a box body arranged above the supporting seat, wherein the box body and the supporting seat are fixedly connected through a plurality of supporting rods, an annular box is arranged on the outer side of the box body, an air inlet port is arranged on the right side of the annular box and is connected with an air inlet end of an air pump, a communication port for communicating a cavity chamber in the box body is arranged on the left side of the annular box, a detector for detecting the air quality is arranged in the annular box close to the communication port, the air quality can be detected through the detector, so that a user can conveniently master the indoor air condition, the system is designed aiming at the defects of the prior device, the fresh air supply amount can be automatically adjusted according to the number of users, the air quality can be detected and fed back to the clients, in addition, the air can be filtered, and the hole, guarantee the fresh air supply volume that lasts, the practicality is strong.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a fresh air supply system and a method for automatic detection.
Background
In recent years, the development speed of the Chinese industry is gradually increased, so that some polluted waste gas is generated and discharged, and the air pollution in China is serious, such as haze in some current big cities. And in order to avoid the influence of haze to people's life, people can adopt some air purifier to filter the dust in the air now. However, the filtered dust is easy to accumulate on the filter screen, so that the filter screen is not easy to clean, the indoor pollution is not only limited to solid particles, but also the content of formaldehyde, carbon dioxide and oxygen is a concern.
Especially in spring, infectious diseases are abnormally prevalent, patients are main infectious sources and can be infected from the end of a latent period, the infection is strongest at 2-3 days at the beginning of the disease, the patients are rarely infected after the body temperature is normal, and the toxin expelling time can be as long as 7 days after the disease. The virus exists in nasal discharge, saliva and sputum of patients and is discharged out of the body along with cough and sneeze, so that the air needs to be purified in time.
In view of the existing needs, an automatic detection fresh air supply system and method are provided.
Disclosure of Invention
The invention aims to provide a fresh air supply system and a method for automatic detection so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic detection fresh air supply system comprises a supporting seat and a box body arranged above the supporting seat, the box body and the supporting seat are fixedly connected through a plurality of supporting rods, an annular box is arranged on the outer side of the box body, an air inlet port is arranged on the right side of the annular box and is connected with an air inlet end of an air pump, a communication port for communicating a cavity in the box body is arranged on the left side of the annular box, a detector for detecting the air quality is arranged in the annular box close to the communication port, the air quality can be detected through the detector so that a user can master the indoor air condition, a filtering unit for purifying the air is further arranged in the box body, solid impurities in the air can be adsorbed through the filtering unit, a cache box communicated with the interior of the box body is arranged at the top of the box body, an exhaust port is arranged on the outer side surface of the cache box, a cache cavity is arranged in the cache, a material carrying tray for collecting impurities is arranged at the bottom in the box body;
the filtering unit comprises a piston plate capable of sliding along the inner wall of the box body, a sealing ring matched with the inner wall of the box body to realize sliding sealing is arranged on the outer side of the piston plate, and an elastic positioning piece used for limiting the height of the piston plate is arranged between the piston plate and the inner top of the box body;
a filter cartridge is rotatably arranged in the middle of the piston plate, a filter surface is arranged on the outer side surface of the filter cartridge, an air outlet is formed in the upper end of the filter cartridge, and the filter cartridge and the piston plate are rotatably sealed;
the filter unit also comprises a cleaning piece for removing impurities adhered to the surface of the filter cylinder;
the filtering unit and the detector are electrically connected with a control panel arranged on the outer side of the box body, the control panel is electrically connected with a camera which is arranged on the top of the box body and used for acquiring indoor face information, the number of people in a room is judged by acquiring the face information, and the purified power is adjusted according to the corresponding number of people, so that the quality of indoor air is ensured, and the self-adjusting mode is also beneficial to realizing energy conservation;
the cleaning part comprises a rotating component arranged at the upper end of the filter cartridge and used for driving the filter cartridge to rotate and a scraping component arranged in the box and used for scraping the filter surface of the box.
As a further scheme of the invention: the scraping component comprises a trigger block which is arranged on the inner wall of the box body and is triggered by the top of the filter cartridge, when the filter surface is blocked, the air pressure in the box body is higher, and at the moment, the piston plate can be pushed to move upwards, so that the top of the filter cartridge is contacted with the trigger block;
the scraping assembly further comprises a scraping plate arranged inside the box body, the scraping plate is parallel to the filter cartridge, the scraping plate is fixedly connected with a telescopic rod of the inner wall of the box body, a wedge-shaped guide block is arranged at the upper end of the scraping plate, an L-shaped rod is arranged at the lower end of the piston plate and corresponds to the guide block, and a pressing wheel acting on the inclined plane of the lower side of the guide block is arranged at the lower end of the L-shaped rod.
As a still further scheme of the invention: the telescopic link includes the fixed cover of being connected with the box inner wall and slides the telescopic link that sets up at fixed cover inside, it is fixed through expanding spring connection between telescopic link and the fixed cover inner wall, the telescopic link end is equipped with the link that is used for connecting the scraping flitch.
As a still further scheme of the invention: the rotating assembly comprises a driven gear ring arranged at the top of the filter cartridge and a driving motor arranged at the upper end of the piston plate, wherein the output end of the driving motor is provided with a driving gear meshed with the driven gear ring, and the driving gear is matched with the driving motor for gear transmission.
As a still further scheme of the invention: the clearance piece is still including being used for producing the recoil subassembly that reverse air current so that impurity drops at the cartridge filter inside to the filtering surface, the recoil subassembly is including setting up the reverse pump on the box, the exhaust end and the air duct upper end of reverse pump are connected, the air duct runs through the perforation at cartridge filter top, the air duct side has the jet-propelled pipe that is close to the filtering surface through the pipe intercommunication, a plurality of fumarole of jet-propelled pipe surface evenly distributed head.
As a still further scheme of the invention: the elastic positioning piece comprises sliding holes penetrating through the upper end face and the lower end face of the piston plate, a guide rod is arranged in each sliding hole in a sliding fit mode, a fixing block is arranged at the lower end of each guide rod, the fixing blocks and the piston plate are fixedly connected through reset springs, and a sealing ring in sliding sealing with the guide rods is arranged on the inner wall of each sliding hole.
As a still further scheme of the invention: the detector comprises an oxygen concentration sensor, a PM2.5 sensor, a formaldehyde concentration sensor, a carbon dioxide concentration sensor and a carbon monoxide concentration sensor.
As a still further scheme of the invention: and a sound insulation layer for reducing noise is arranged on the outer side of the box body.
As a still further scheme of the invention: the control panel is also electrically connected with an ozone generator which is arranged in the box body and used for assisting in purification.
Compared with the prior art, the invention has the beneficial effects that: the invention is designed aiming at the defects of the existing device, can automatically adjust the fresh air supply amount according to the number of users, can detect and feed back the air quality of the clients, can filter the air, can automatically complete the hole cleaning operation, ensures the continuous fresh air supply amount, and has strong practicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic structural view of a filter cartridge according to the present invention.
Wherein: the device comprises a supporting seat 1, a material loading disc 2, an air injection pipe 3, an air guide pipe 4, an annular box 5, an air extracting pump 6, an ozone generator 7, a control panel 8, a filter cylinder 9, a box body 10, a driving motor 11, an exhaust port 12, a cache box 13, a cache cavity 16, a driving gear 14, a reverse inflator pump 15, a trigger block 16, a cache cavity 17, a piston plate 18, a sealing ring 19, a return spring 20, a fixed block 21, an L-shaped rod 22, a pressing wheel 23, a scraping plate 24, a detector 25, a fixed sleeve 26, a telescopic spring 27, a telescopic rod 28, a sound insulation layer 29, a guide block 241 and a filter surface 91.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-3, in the embodiment of the present invention, an automatic detection fresh air supply system includes a supporting seat 1 and a box body 10 disposed above the supporting seat, the box body 10 and the supporting seat 1 are connected and fixed by a plurality of supporting rods, an annular box 5 is disposed outside the box body 10, an air inlet port is disposed on the right side of the annular box 5, the air inlet port is connected to an air inlet end of an air pump 6, a communication port for communicating with an internal cavity of the box body 10 is disposed on the left side of the annular box 5, a detector 25 for detecting air quality is disposed inside the annular box 5 near the communication port, the air quality can be detected by the detector 25, so that a user can grasp indoor air conditions, a filtering unit for purifying air is further disposed inside the box body 10, solid impurities in the air can be adsorbed by the filtering unit, a buffer box 13 communicated with the inside the box body 10 is disposed on the top of the box body 10, an exhaust port 12 is formed in the outer side surface of the buffer box 13, a buffer cavity 17 is formed in the buffer box 13, and a material carrying tray 2 for collecting impurities is arranged at the bottom in the box body 10;
the filtering unit comprises a piston plate 18 capable of sliding along the inner wall of the box body 10, a sealing ring 19 matched with the inner wall of the box body 10 to realize sliding sealing is arranged on the outer side of the piston plate 18, and an elastic positioning piece used for limiting the height of the piston plate 18 is arranged between the piston plate 18 and the inner top of the box body 10;
the middle position of the piston plate 18 is rotatably provided with a filter cartridge 9, the outer side surface of the filter cartridge 9 is provided with a filter surface 91, the upper end of the filter cartridge 9 is provided with an air outlet, and the filter cartridge 9 and the piston plate 18 are in rotary seal;
the filter unit also comprises a cleaning member for removing impurities adhered to the surface of the filter cartridge 9;
the filtering unit and the detector are electrically connected with a control panel 8 arranged on the outer side of the box body 10, the control panel 8 is electrically connected with a camera which is arranged on the top of the box body 10 and used for acquiring indoor face information, the number of people in a room is judged by acquiring the face information, and the purified power is adjusted according to the corresponding number of people, so that the quality of indoor air is ensured, and the self-adjusting mode is also favorable for realizing energy conservation;
the cleaning part comprises a rotating component which is arranged at the upper end of the filter cylinder 9 and is used for driving the filter cylinder to rotate and a scraping component which is arranged inside the box body 10 and is used for scraping the filter surface 91 of the box body;
the scraping component comprises a trigger block 16 which is arranged on the inner wall of the box body 10 and is triggered by the top of the filter cartridge 9, when the filter surface 91 is blocked, the air pressure in the box body 10 is higher, and at the moment, the piston plate 18 is pushed to move upwards, so that the top of the filter cartridge 9 is contacted with the trigger block 16;
the scraping component further comprises a scraping plate 24 arranged inside the box body 10, the scraping plate 24 is arranged in parallel with the filter cartridge 9, the scraping plate 24 is fixedly connected with an expansion link on the inner wall of the box body 10, a wedge-shaped guide block 241 is arranged at the upper end of the scraping plate 24, an L-shaped rod 22 is arranged at the lower end of the piston plate 18 corresponding to the guide block 241, and a pressing wheel 23 acting on an inclined plane at the lower side of the guide block 241 is arranged at the lower end of the L-shaped rod 22;
in practical use, when the filtering surface 91 on the surface of the filter cartridge 9 is blocked by impurities, the internal air pressure is higher, so that the piston plate 18 slides upwards, when the piston plate 18 moves upwards to a certain position, the pressing wheel 23 acts through the guide block 241, so that the scraping plate 24 is in contact with the filtering surface 91, the trigger block 16 is also triggered, the rotating component drives the filter cartridge 9 to rotate, and the scraping plate 24 scrapes away the impurities retained on the filtering surface 91, so that the self-cleaning treatment of the device can be realized, the purification effect of the device is ensured, and fresh air can be continuously provided;
the telescopic rod comprises a fixed sleeve 26 connected with the inner wall of the box body 10 and a telescopic rod 28 arranged in the fixed sleeve 26 in a sliding manner, the telescopic rod 28 and the inner wall of the fixed sleeve 26 are fixedly connected through a telescopic spring 27, and the tail end of the telescopic rod 28 is provided with a connecting end used for connecting the scraper plate 24;
the rotating assembly comprises a driven gear ring arranged at the top of the filter cartridge 9 and a driving motor 11 arranged at the upper end of the piston plate 18, the output end of the driving motor 11 is provided with a driving gear 14 meshed with the driven gear ring, and the driving motor 11 is matched with a gear for transmission so as to drive the filter cartridge 9 to rotate;
the clearance piece is still including being used for producing reverse air current so that impurity's recoil subassembly that drops at cartridge filter 9 inside to filtering surface 91, the recoil subassembly is including setting up reverse pump 15 in box 10 upper end, reverse pump 15's exhaust end is connected with 4 upper ends of air duct, air duct 4 runs through the perforation at cartridge filter 9 top, 4 sides of air duct have the jet-propelled pipe 3 that is close to filtering surface 91 through the pipe intercommunication, 3 uniform distribution first a plurality of fumaroles in the surface of jet-propelled pipe, just so can utilize fumarole spun high-pressure gas and scrape the material of scraping of flitch 24 and cooperate, the clear hole of more effectual realization oneself is operated, and the impurity of scraping can fall on year charging tray 2.
The elastic positioning piece comprises sliding holes penetrating through the upper end surface and the lower end surface of the piston plate 18, a guide rod is in sliding fit in each sliding hole, a fixed block 21 is arranged at the lower end of each guide rod, the fixed block 21 and the piston plate 18 are fixedly connected through a return spring 20, and a sealing ring in sliding seal with the guide rod is arranged on the inner wall of each sliding hole;
the detector 25 includes an oxygen concentration sensor, a PM2.5 sensor, a formaldehyde concentration sensor, a carbon dioxide concentration sensor, and a carbon monoxide concentration sensor, so that the indoor air quality can be detected.
The outer side of the box body 10 is provided with a noise insulation layer 29 for reducing noise.
The control panel 8 is also electrically connected with an ozone generator 7 which is arranged in the box body 10 and used for assisting in purification, and ozone generated by the ozone generator 7 can be disinfected and sterilized and can decompose oxygen at the same time, so that the air quality is improved;
the working principle of the invention is as follows: when the ozone disinfection and air quality improving device is used, the number of indoor people is obtained through the camera, the working power of the air pump 6 is adjusted according to the number of people, outside air is sent in through the air pump 6, the air flows along the annular box 5 and then enters the box body 10, the detector 25 can obtain air quality information and feed the information back to a customer, the filter cylinder 9 can filter impurities in the air, the ozone generator can assist in disinfection and provide air quality, when the surface filter surface 91 of the filter cylinder 9 is blocked by the impurities, the internal air pressure is high, so that the piston plate 18 slides upwards, when the piston plate 18 moves upwards to a certain position, the pressing wheel 23 acts through the guide block 241, so that the scraping plate 24 is in contact with the filter surface 91, the trigger block 16 is triggered at the moment, the rotating component can drive the filter cylinder 9 to rotate, and the scraping plate 24 can scrape the impurities remained on the filter surface 91 away, utilize fumarole spun high-pressure gas and scrape the flitch 24 scrape the material and cooperate, the clear hole operation of more effectual realization oneself, the impurity of scraping can fall on carrying charging tray 2, just so can realize the clear hole of oneself of device and handle, has guaranteed the purifying effect of device, can continuously provide the new trend.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. An automatic detection fresh air supply system comprises a supporting seat (1) and a box body (10) arranged above the supporting seat, wherein the box body (10) and the supporting seat (1) are fixedly connected through a plurality of supporting rods, an annular box (5) is arranged on the outer side of the box body (10), an air inlet port is arranged on the right side of the annular box (5), the air inlet port is connected with an air inlet end of an air suction pump (6), and a communicating port for communicating an inner cavity of the box body (10) is arranged on the left side of the annular box (5);
the air quality detection device is characterized in that a detector (25) for detecting air quality is arranged inside the annular box (5) close to the communication port, the quality of air can be detected through the detector (25) so that a user can master indoor air conditions, a filtering unit for purifying air is further arranged inside the box body (10), solid impurities in the air can be adsorbed through the filtering unit, a cache box (13) communicated with the inside of the box body (10) is arranged at the top of the box body (10), an exhaust port (12) is arranged on the outer side surface of the cache box (13), a cache cavity (17) is arranged inside the cache box (13), and a material carrying tray (2) for collecting impurities is arranged at the inner bottom of the box body (10);
the filtering unit comprises a piston plate (18) capable of sliding along the inner wall of the box body (10), a sealing ring (19) matched with the inner wall of the box body (10) to realize sliding sealing is arranged on the outer side of the piston plate (18), and an elastic positioning piece used for limiting the height of the piston plate (18) is arranged between the piston plate (18) and the inner top of the box body (10);
a filter cartridge (9) is rotatably arranged in the middle of the piston plate (18), a filter surface (91) is arranged on the outer side surface of the filter cartridge (9), an air outlet is formed in the upper end of the filter cartridge, and the filter cartridge (9) and the piston plate (18) are in rotary sealing;
the filter unit also comprises a cleaning piece for removing impurities adhered to the surface of the filter cylinder (9);
the filtering unit and the detector (25) are electrically connected with the control panel (8) arranged on the outer side of the box body (10), the control panel (8) is electrically connected with the camera arranged at the top of the box body (10) and used for acquiring indoor human face information, the number of people in the room is judged by acquiring the face information, and the purifying power is adjusted according to the corresponding number of people.
2. The automatic detection fresh air supply system according to claim 1, wherein the cleaning member comprises a rotating assembly arranged at the upper end of the filter cartridge (9) for driving the filter cartridge to rotate and a scraping assembly arranged inside the box body (10) for scraping a filter surface (91) of the box body;
the scraping component comprises a trigger block (16) which is arranged on the inner wall of the box body (10) and is triggered by the top of the filter cartridge (9), when the filter surface (91) is blocked, the air pressure in the box body (10) is high, and at the moment, the piston plate (18) can be pushed to move upwards, so that the top of the filter cartridge (9) is contacted with the trigger block (16);
scrape the material subassembly still including setting up scraping flitch (24) inside box (10), scrape flitch (24) and cartridge filter (9) parallel arrangement, it is fixed with the telescopic link of box (10) inner wall to scrape flitch (24), it is equipped with wedge guide block (241) to scrape flitch (24) upper end, piston plate (18) lower extreme and the corresponding position of guide block (241) are equipped with one L type pole (22), L type pole (22) lower extreme is equipped with one and is used in the pinch roller (23) of supporting on guide block (241) downside inclined plane.
3. The automatic fresh air supply system for detecting according to claim 2, wherein the telescopic rod comprises a fixing sleeve (26) connected with the inner wall of the box body (10) and a telescopic rod (28) arranged inside the fixing sleeve (26) in a sliding manner, the telescopic rod (28) is fixedly connected with the inner wall of the fixing sleeve (26) through a telescopic spring (27), and the end of the telescopic rod (28) is provided with a connecting end for connecting the scraper plate (24).
4. The automatic detection fresh air supply system according to claim 2, wherein the rotating assembly comprises a driven gear ring arranged at the top of the filter cartridge (9) and a driving motor (11) arranged at the upper end of the piston plate (18), and the output end of the driving motor (11) is provided with a driving gear (14) meshed with the driven gear ring, and the driving gear (14) is in fit gear transmission with the driving motor (11).
5. The automatic fresh air supply system that detects of claim 2, characterized in that, clearance piece is still including being used for producing reverse air current so that impurity drops recoil subassembly to filtering surface (91) inside cartridge filter (9), the recoil subassembly is including setting up reverse pump (15) in box (10) upper end, reverse pump (15)'s exhaust end and air duct (4) upper end are connected, air duct (4) run through the perforation at cartridge filter (9) top, air duct (4) side is through the pipe intercommunication have jet-propelled pipe (3) that are close to filtering surface (91), a plurality of fumarole of head is evenly distributed to jet-propelled pipe (3) surface.
6. The automatic fresh air supply system according to claim 2, wherein the elastic positioning element comprises sliding holes penetrating through the upper and lower end faces of the piston plate (18), each sliding hole is slidably fitted with a guide rod, the lower end of each guide rod is provided with a fixed block (21), the fixed block (21) is fixedly connected with the piston plate (18) through a return spring (20), and the inner wall of each sliding hole is provided with a sealing ring in sliding sealing with the guide rod.
7. The automated detecting fresh air supply system according to claim 1, wherein the detector (25) comprises an oxygen concentration sensor, a PM2.5 sensor, a formaldehyde concentration sensor, a carbon dioxide concentration sensor, and a carbon monoxide concentration sensor.
8. The automatic detection fresh air supply system according to claim 1, wherein a noise insulation layer (29) for reducing noise is arranged on the outer side of the box body (10).
9. The automatic fresh air supply system according to claim 1, wherein the control panel (8) is further electrically connected with an ozone generator (7) arranged inside the box body (10) for auxiliary purification.
10. A method for using the automatic detecting fresh air supply system according to any one of claims 1 to 9, characterized in that, when in use, the number of people in a room is obtained through a camera, the working power of the air pump (6) is adjusted according to the number of people, the air pump (6) feeds outside air into the air supply system, the air flows along the annular box (5) and then enters the box body (10), the detector (25) obtains air quality information and feeds back the information to a client, the filter cartridge (9) filters impurities in the air, the ozone generator 7 assists in disinfection and provides air quality, when the surface filter surface (91) of the filter cartridge (9) is blocked by the impurities, the internal air pressure is higher, so that the piston plate (18) slides upwards, when the piston plate (18) moves upwards to a certain position, the pressing wheel (23) acts through the guide block (241), the feasible flitch (24) of scraping contacts with filtering surface (91), trigger block (16) this moment and also received triggering, rotating assembly can drive cartridge filter (9) and rotate, scrape flitch (24) this moment and then can all scrape away the impurity of being detained on filtering surface (91), utilize fumarole spun high-pressure gas and the material of scraping flitch (24) to cooperate, the clear hole operation of more effectual realization oneself, the impurity of scraping can drop on carrying charging tray (2), just so can realize the clear hole of oneself of device and handle, the purifying effect of device has been guaranteed, can continuously provide the new trend.
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| CN111928401B (en) | 2022-01-14 |
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