CN109340979B - Low-noise multipoint drainage exhaust device and exhaust method - Google Patents
Low-noise multipoint drainage exhaust device and exhaust method Download PDFInfo
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- CN109340979B CN109340979B CN201811162184.6A CN201811162184A CN109340979B CN 109340979 B CN109340979 B CN 109340979B CN 201811162184 A CN201811162184 A CN 201811162184A CN 109340979 B CN109340979 B CN 109340979B
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- 238000000034 method Methods 0.000 title claims description 14
- 239000010410 layer Substances 0.000 claims abstract description 20
- 239000011229 interlayer Substances 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 31
- 238000004891 communication Methods 0.000 claims description 25
- 239000000523 sample Substances 0.000 claims description 24
- 230000002265 prevention Effects 0.000 claims description 17
- 238000007664 blowing Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 abstract description 18
- 230000006378 damage Effects 0.000 abstract description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 230000005484 gravity Effects 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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- 238000005086 pumping Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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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
- F24F11/89—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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- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention provides a low-noise multipoint drainage and exhaust device, which belongs to the field of indoor ventilation equipment, and comprises a profile main body and a plurality of speed-regulating turbine fans, wherein the strip-shaped profile main body is evenly divided into an upper layer and a lower layer through an integrally formed interlayer, the upper layer is a ventilation groove, the lower layer is a fan groove, a plurality of groups of air holes arranged side by side and a plurality of speed-regulating turbine fans corresponding to the number are arranged on the fan groove to realize multipoint drainage and ventilation, the number of the air holes and the number of the fans can be freely set, the rotating speed of the fans is reduced by increasing the fans on the premise of ensuring the same exhaust amount, the noise is reduced, and the maximum exhaust air quantity is improved. In addition, the strip-shaped section bar can be used as a waist line or a foot line of a room, does not occupy a large amount of space and is attractive, or an exhaust device is vertically arranged, and the original exhaust hole arranged at a high position in the room is utilized without secondary damage to the room from a new opening.
Description
Technical Field
The invention belongs to the field of indoor ventilation equipment, and particularly relates to a low-noise multipoint drainage and exhaust device and a multipoint drainage and exhaust method.
Background
The fresh air system is a set of independent air treatment system consisting of an air supply system and an exhaust system according to a certain exhaust method, and is divided into a pipeline type fresh air system and a pipeline-free fresh air system. The pipeline type fresh air system consists of a fresh air machine and pipeline accessories, wherein the fresh air machine is used for purifying outdoor air, leading the outdoor air into a room, and discharging the indoor air through a pipeline; the ductless fresh air system consists of a fresh air machine, and the fresh air machine purifies outdoor air and leads the outdoor air into a room. Relatively speaking, the pipeline type fresh air system is more suitable for being used in industry or large-area office areas due to large engineering quantity, and the pipeline-free fresh air system is more suitable for being used in families due to convenient installation.
The fresh air system is used for sending fresh air into a room by using special equipment on one side of a closed room, and then discharging the fresh air from the other side of the closed room to the outside by using the special equipment, so that a fresh air flow field is formed in the room, and the indoor fresh air ventilation requirement is met. However, due to space, aesthetic or other various reasons, the air supply equipment and the air exhaust equipment of the current fresh air system are arranged at the indoor top, so that good air flow is formed at the indoor upper part, but air ventilation at the indoor lower part is not thorough or has low ventilation efficiency. Other rooms only provided with exhaust equipment naturally enter the wind by using doors and windows and other entrances, but the exhaust equipment is also arranged at the top of the room, and the windows are generally arranged in the middle of the room, so that the defect of incomplete ventilation is also caused. Even if the diagonal type air exhaust and air intake equipment is partially adopted, the air exhaust equipment is used for single-point air intake and air exhaust, and the problem that air ventilation is not thorough in the non-diagonal area still exists. Substances in the gas, such as formaldehyde, carbon dioxide, PM2.5 and the like, which are harmful or unfavorable to human bodies, have specific gravity heavier than that of air, naturally settle down below the room in the room, and exhaust air at the upper part of the room is unfavorable for exhausting substances which are harmful or unfavorable to human bodies and have large specific gravity in the room.
In addition, because the turbine fan is smaller, when the air quantity is required to be larger, the fan is often required to be started to the maximum power, but the power is far larger, and the noise generated by the fan is larger.
Disclosure of Invention
Based on the problems in the prior art, the invention provides the low-noise multipoint drainage and exhaust device, which comprises a profile main body and a plurality of speed-regulating turbine fans, wherein the strip-shaped profile main body is evenly divided into an upper layer and a lower layer through an integrally formed interlayer, the upper layer is a ventilation groove, the lower layer is a fan groove, a plurality of groups of air holes arranged side by side and a plurality of corresponding speed-regulating turbine fans are arranged on the fan groove to realize multipoint drainage and ventilation, the number of the air holes and the number of the fans can be freely set, the rotating speed of the fans can be reduced by increasing the fans on the premise of ensuring the same exhaust amount, the noise is reduced, and the maximum exhaust air quantity is improved. In addition, the strip-shaped section bar can be used as a waist line or a foot line of a room, does not occupy a large amount of space and is attractive; or the exhaust device is vertically arranged, and the original exhaust hole arranged at the high position in the room is utilized, so that secondary damage to the room from a new hole is not required. The fresh air system formed by the exhaust device type has the advantages that the air inlet fan of the fresh air system is arranged at the top, the exhaust fan is arranged at the bottom, and harmful substances in a room can be more effectively and thoroughly discharged by utilizing the exhaust method of multi-point drainage. The exhaust device and the fresh air system provided by the invention have the advantages of thorough ventilation, ultra-silence, capability of automatically discharging harmful substances and no secondary damage to rooms.
The invention achieves the aim through the following detailed technical scheme:
a low-noise multipoint drainage exhaust device comprises a profile main body and a plurality of speed-regulating turbine fans; the profile body is a strip-shaped cubic profile, the inside of the profile body is divided into an upper layer and a lower layer through an integrally formed interlayer, the lower layer is a fan groove, the upper layer is an air groove, and a plurality of fan openings are formed in the interlayer; a plurality of air hole groups formed by dense air holes are arranged on one surface, close to the indoor space, of the air groove, and the air hole groups are arranged on the surface of the air groove in a straight line; an air outlet is arranged on one surface of the section bar main body, which is close to the outside, and the area of the air outlet spans across the air groove and the fan groove; the speed-regulating turbine fans with the same number as the wind hole groups are respectively arranged in the profile main body, the wind hole groups corresponding to the wind hole groups are covered by the side wind suction openings of the speed-regulating turbine fans, and the wind blowing openings of the speed-regulating turbine fans are communicated with the wind blowing openings on the interlayer of the profile main body and blow wind to the air grooves; the power line of the speed regulating turbine fan is electrically connected to a power supply.
Wherein, one side of the fan port, which is close to the air groove, is provided with a backflow prevention door, one side of the backflow prevention door, which is far away from the air outlet, is rotationally connected to the profile main body, and the other side of the backflow prevention door is connected to the profile main body through an elastic part; or the periphery of the backflow prevention door is connected to the profile main body through an elastic part, an anti-collision buffer cushion is arranged below the backflow prevention door, when the wind pressure of the air groove is lower than the wind force of the turbine fan, the backflow prevention door is blown up by the turbine fan, and air can flow into the air groove from the fan; when the wind pressure of the air groove is higher than the wind force of the turbine fan, the wind pressure in the air groove of the backflow prevention door is pressed on the profile main body, and the backflow of air is prevented.
The low-noise multipoint drainage and exhaust device also comprises a speed regulation emergency exhaust fan, an air quality detection probe, a wireless communication assembly and a processor; the speed-regulating emergency exhaust fan is fixedly arranged on the exhaust outlet of the profile main body, and a power line of the speed-regulating emergency exhaust fan is communicated with a power supply; the air quality detection probe is fixedly arranged on the profile main body or an indoor air detection point and is connected to the processor in a communication manner, and detected air quality data are transmitted to the processor; the processor is fixedly arranged on the profile main body, and is connected with the speed-regulating emergency exhaust fan, the air quality detection probe and the speed-regulating turbine fan in a communication manner, and the operation of the speed-regulating emergency exhaust fan, the air quality detection probe and the speed-regulating turbine fan is coordinated and controlled; the wireless communication assembly is arranged at one side of the profile main body or the air quality detection probe, is mutually connected and connected with the processor and the air quality detection probe through wireless signals, the air quality detection probe detects indoor air conditions in real time, the air quality detection probe sends detected data to the processor, the processor calculates the data, controls the opening time of the speed regulation emergency exhaust fan according to preset settings, and closes the speed regulation emergency exhaust fan when the air quality is good, so that energy consumption and noise are reduced; when the air quality is very poor and reaches a preset early warning line, the processor controls the starting of the speed-regulating emergency exhaust fan to assist the speed-regulating turbine fan to accelerate the ventilation of indoor air.
The low-noise multipoint drainage and exhaust device further comprises a multicolor warning lamp which is fixedly arranged on the profile main body and is electrically connected to the controller, the controller is used for controlling the color system to be changed, different color systems can be preset in the controller to represent different air quality conditions, so that a user can clearly know the air quality of a current room, and the device can be used as an atmosphere lamp to increase the ornamental value of the current room.
The air quality detection probe consists of a plurality of gas detection sensors, wherein each gas detection sensor comprises a plurality of groups of gas detection sensors with different sensitivities so as to determine the concentration of different air components, and the gas detection sensors comprise formaldehyde, carbon dioxide, carbon monoxide, PM2.52.5 and the like; the multi-color warning lamp is a three-color LED warning lamp, three colors are respectively light pink, orange and red, the light pink represents that the air quality is good, the orange represents that the air quality is poor, a speed-regulating emergency exhaust fan is required to be started for accelerating ventilation, the red represents that the air quality is poor, and an alarm is sent out while accelerating ventilation; the processor is an MCU processor; the speed-regulating turbine fan is SUNON9733 or SUNON75306, and has small size and sufficient power; the speed-regulating emergency exhaust fan is of the type: DELTA EFB1724EHG; the wind hole group on the profile main body is a round wind hole group, a square wind hole group or a wind hole group with a special-shaped plan view.
The low-noise multipoint drainage and exhaust device is installed in the middle of a wall of a room and used as a waist line of the room, or the lower part is used as a foot line of the room, or the low-noise multipoint drainage and exhaust device is vertically installed and horizontally installed to form an L-shaped exhaust device, the position of an exhaust port is consistent with that of an original wind tunnel of the room, and the original wind tunnel is utilized for ventilation to avoid punching holes on the wall again and damage the wall.
The fresh air system using the exhaust device comprises a top air inlet fan, the exhaust device and a controller, wherein the top air inlet fan is arranged on the side surface of the top of a room and is communicated with the space inside and outside the room; the exhaust device is arranged in the middle or lower part of a wall of a room, or is vertically arranged on an original wind tunnel of the room and forms an L-shaped exhaust device with the horizontally arranged exhaust device, and is communicated with the space inside and outside the room; the controller is arranged in a room and is connected to the exhaust device and the top air inlet fan through wireless communication, and the controller synchronously links and controls the opening or closing of the top air inlet fan and the exhaust device.
The controller comprises a CPU processor, a storage device and a communication device which are mutually connected in a communication way; the CPU processor performs data operation, performs operation on input data, outputs an operation result, and controls the operation of the whole fresh air system; the storage equipment stores operation data of the fresh air system; the communication equipment is connected with the CPU controller and the top air inlet fan, the exhaust device, the local area network or the Internet cloud.
Wherein, top air inlet fan still include protection casing and airstrainer, the outside gas vent of exhaust apparatus also set up the protection casing, the protection casing include integrated into one piece and inside intercommunication's sleeve pipe and hemisphere cover, sheathed tube free end cup joints on top air inlet or exhaust apparatus's outdoor gas vent near outdoor, hemisphere covers and is equipped with a decurrent opening, hemisphere cover and sleeve pipe junction are provided with the diaphragm, fixed mounting has the airstrainer on the diaphragm, the protection casing can avoid rainwater or other toy to enter into in the new trend system from outside.
The top air inlet fan and the air exhaust device are respectively arranged on two opposite angles of a room or on two walls farthest from the room, and the diagonal lines are arranged or arranged on the wall farthest from the room, so that indoor air can flow fully.
The multiple exhaust air suction points are arranged in a room, the multiple exhaust air suction points are arranged in a straight line or distributed in a rectangular shape, the length of the straight line or the rectangular shape formed by the exhaust air suction points is 1/2 to the same length of the width of the wall of the room in the straight line or the rectangular length direction, the multiple exhaust air suction points are used for sucking air in the room and discharging the air to the outside, and the multiple exhaust air suction points are used for fully sucking and driving the air in the room to flow and exchange air.
The exhaust method can further set an air supply point for supplying air from the outside to the inside indoors, wherein the air supply point is arranged at the top of the room, the exhaust suction point is arranged at the middle part or the lower part of the room, and the air supply point and the exhaust suction point are respectively arranged on two diagonal edges of the room or respectively arranged on two walls farthest from the room.
The invention has the beneficial effects that:
1. the long-strip-shaped exhaust device is provided with the linearly arranged air suction ports and the speed-regulating turbine fans on one side, the number of fans can be freely arranged, multi-point drainage is formed at the bottom of the wall, exhaust 'lines' are adopted to replace traditional exhaust 'points', air in a room flows more thoroughly, the air suction fans are matched with the air suction fans arranged at the top, the whole room forms an efficient ventilation fresh air system, the speed-regulating turbine fans can be freely arranged to be increased by the fans, so that the rotating speed of the turbine fans is reduced on the premise of ensuring the same air discharge quantity, noise is reduced, the maximum air discharge quantity is increased, air in the room can be rapidly ventilated when needed, and the backflow prevention door is added, so that air backflow is avoided.
2. Because set up turbo fan in one side of section bar main part, the opposite side is the air tank, can guarantee to have sufficient power to drive the air flow in whole section bar, and can not influence each other between each fan, so the air exit can set up in optional position, if set up the air exit in one side of section bar main part this moment, can make vertical exhaust apparatus, vertical exhaust apparatus cooperation horizontally exhaust apparatus can form "L" shape exhaust apparatus, both can realize the bottom induced draft, also can make full use of original air exit at the top in the room, avoid opening on the wall again, cause bigger injury to the wall.
3. The exhaust device is made into a long strip shape, and the surface of the exhaust device adopts a wind hole group formed by dense wind holes to replace an air inlet, so that other decorative processes such as drawing, sanding, spraying, electroplating and the like can be performed on the surface of the profile main body, the whole exhaust fan is more attractive, and the exhaust fan can be installed at the bottom or the middle part of a room to serve as a foot line or a waist line.
4. Since air is a mixture and the specific gravity of the components which are generally unfavorable to the human body is higher than that of air, for example, the specific gravity of formaldehyde and air is 1.06:1, the weight of carbon dioxide, PM2.5 and the like is more than that of air, and the unfavorable components naturally settle and concentrate at the bottom of the air, the exhaust device arranged at the bottom of a room can firstly exhaust the unfavorable components in the air, and is more favorable for exhausting the harmful components such as formaldehyde, PM2.5 and the like in the air. In addition, the exhaust device can be arranged at different heights according to the specific gravity of the air component, so that specific adverse components can be discharged in a targeted manner.
5. The fresh air system is provided with an advanced controller, and a CPU in the controller can be connected to an intelligent equipment terminal or cloud service in a home through communication equipment to serve as a part of intelligent home equipment.
Drawings
FIG. 1 is a perspective view of a low noise multi-point drainage exhaust device.
FIG. 2 is a three-dimensional structure diagram of an L-shaped multi-point drainage and exhaust device.
FIG. 3 is a schematic plan view of a low-noise multipoint drainage and exhaust device.
FIG. 4 is a schematic plan view of an L-shaped low-noise multipoint drainage and exhaust device.
FIG. 5 is an enlarged schematic view of a speed regulating turbine fan and wind hole set.
FIG. 6 is a schematic diagram of the installation structure of the fresh air system, wherein the rectangular boxes in the drawing represent the walls of a room.
Fig. 7, an enlarged schematic view of the top air intake fan in the upper right corner of fig. 6.
Fig. 8 is an enlarged schematic view of the diaphragm.
FIG. 9 is a schematic diagram of electrical connection of each part of the fresh air system.
Detailed Description
The invention is described in detail below with reference to the drawings and the specific embodiments.
Embodiment one: a low-noise multipoint drainage and exhaust device.
The low-noise multipoint drainage and exhaust device as shown in fig. 1, 3 and 5 comprises a profile main body 1, six groups of speed-regulating turbo fans 2, a speed-regulating emergency exhaust fan 3, an air quality detection probe 4, a wireless communication assembly 5 and an MCU processor 6; the profile body 1 is a strip-shaped cubic profile, the inside of the profile body 1 is divided into an upper layer and a lower layer through an integrally formed interlayer, the lower layer is a fan groove 12, the upper layer is an air groove 11, a plurality of fan openings are formed in the interlayer, one side of each fan opening, which is close to the air groove 11, is provided with a backflow prevention door 15, one side of each backflow prevention door 15, which is far away from the air outlet 14, is rotationally connected to the profile body 1 through a hinge, the other side of each backflow prevention door 15 is connected to the profile body 1 through an elastic component 151, and an anti-collision cushion is arranged below each backflow prevention door 15; six air hole groups 13 formed by dense air holes are arranged on one surface, close to the indoor space, of the air groove 11, and the six air hole groups 13 are arranged on the surface of the air groove 11 in a straight line; an air outlet 14 is arranged on the surface of the profile main body 1, which is close to the outside, and the area of the air outlet 14 spans the air groove 11 and the fan groove 12; six speed-regulating turbo fans 2 are respectively arranged in the profile main body, and the side air suction openings of the speed-regulating turbo fans 2 cover corresponding air hole groups 13, and the air blowing openings of the speed-regulating turbo fans 2 are communicated with the air blowing openings on the interlayer of the profile main body 1 and blow air to the air grooves 11; the power line of the speed regulating turbine fan 2 is electrically connected to a power supply; the speed-regulating emergency exhaust fan 3 is fixedly arranged on the exhaust outlet 14 of the profile main body 1, and a power line of the speed-regulating emergency exhaust fan 3 is communicated with a power supply; the air quality detection probe 4 is fixedly arranged on the profile main body 1 or an indoor air detection point and is connected to the MCU processor 6 in a communication manner, and detected air quality data are transmitted to the MCU processor 6; the MCU processor 6 is fixedly arranged on the profile main body 1, and the MCU processor 6 is in communication connection with the speed-regulating emergency exhaust fan 3, the air quality detection probe 4 and the speed-regulating turbine fan 2, and is used for coordinately controlling the operation of the speed-regulating emergency exhaust fan 3, the air quality detection probe 4 and the speed-regulating turbine fan 2; the wireless communication assembly 5 is arranged at the profile main body 1 or beside the air quality detection probe 4, and is mutually connected and connected to the MCU processor 6 and the air quality detection probe 4 through wireless signals.
As a preferred embodiment, the low-noise multipoint drainage and exhaust device 9 further includes three-color LED warning lamps 7, wherein the warning lamps 7 are fixedly installed on the profile body 1 and electrically connected to the MCU processor 6, the MCU processor 6 controls the color system to be changed, and the three colors of the three-color LED warning lamps 7 are respectively light pink, which represents good air quality; orange, representing a general air quality; red, representing poor air quality.
As a preferred embodiment, the air quality detecting probe 4 is composed of a plurality of gas detecting sensors, wherein each gas detecting sensor comprises a plurality of groups of gas detecting sensors with different sensitivities, so as to determine the concentration of different air components, and the gas detecting sensors comprise formaldehyde, carbon dioxide, carbon monoxide, PM2.52.5 and the like; the speed regulating turbine fan 2 is SUNON9733 or SUNON75306; the speed regulation emergency exhaust fan 3 has the following model: DELTA EFB1724EHG.
The low-noise multipoint drainage and exhaust device 9 can be arranged in the middle or lower part of a wall of a room and used as a waist line or a foot line, or is vertically arranged and horizontally arranged to form an L-shaped exhaust device, the position of the exhaust port 14 is consistent with that of an original wind tunnel of the room, and a fresh air system is formed by matching with other equipment.
The fresh air system as shown in fig. 1, 3 and 5-8 comprises a top air inlet fan 8, an exhaust device 9 and a controller, wherein the top air inlet fan 8 is arranged on the side surface of the top of a room and is communicated with the space inside and outside the room, the top air inlet fan 8 further comprises a protective cover 81 and an air filter screen, the protective cover 81 comprises a sleeve 811 and a hemispherical cover 812 which are integrally formed and are communicated with each other, the free end of the sleeve 811 is sleeved on an air inlet close to the outside of the top air inlet fan 8 or an air outlet close to the outside of the exhaust device 9, the hemispherical cover 812 is provided with a downward opening, the joint of the hemispherical cover 812 and the sleeve 811 is provided with a diaphragm 813, and the air filter screen is fixedly arranged on the diaphragm 813; the exhaust device 9 is arranged at the lower part of a wall of a room and is communicated with the space inside and outside the room, and the top air inlet fan 8 and the exhaust device 9 are respectively arranged on two opposite corners of the room; the controller is arranged in a room and is connected to the exhaust device 9 and the top air inlet fan 8 through wireless communication, and the opening or closing of the top air inlet fan 8 and the exhaust device 9 are synchronously and cooperatively controlled.
As a preferred embodiment, the controller comprises a CPU processor, a storage device and a communication device which are connected with each other in a communication way; the CPU processor performs data operation, performs operation on input data, outputs an operation result, and controls the operation of the whole fresh air system; the storage equipment stores operation data of the fresh air system; the communication equipment is connected with the CPU controller, the top air inlet fan 8, the exhaust device 9, the local area network and the Internet cloud.
After the fresh air system is started, the speed-regulating turbo fan 2 and the top air inlet fan 8 of the air exhaust device 9 are started to drive air in a room to flow and exchange air, the air quality detection probe 4 monitors the air quality condition in real time and transmits the air quality condition to the MCU processor 6 on the air exhaust device 9, the MCU processor 6 controls whether the speed-regulating emergency air exhaust fan 3 is started according to a preset air quality standard, and when the air quality is good, the speed-regulating emergency air exhaust fan 3 is closed, and the warning lamp 7 is light pink; when the air quality is poor, the speed-regulating emergency exhaust fan 3 is started, and the warning lamp 7 is orange; when the air quality is very poor, the speed-regulating emergency exhaust fan 3 is started, the MCU processor 6 controls the alarm device electrically connected with the speed-regulating emergency exhaust fan to send out an alarm signal, the alarm lamp 7 is red, and the alarm device can be a conventional buzzer device or other conventional alarm devices.
In the exhaust device 91, the side air suction openings of the speed-adjusting turbo fan 2 are aligned with the air hole group 13, air is sucked by the air hole group 13 and is discharged into the air tank 11, and air in the air tank 11 is discharged outdoors through the air outlet 14.
The exhaust method adopted by the fresh air system is as follows: six exhaust air suction points are arranged in the room, the six exhaust air suction points are arranged in a straight line, the length of the straight line formed by the exhaust air suction points is the same as the width length of the wall of the room, and the air in the room is sucked through a plurality of exhaust air suction points and discharged to the outside. In addition, an air supply point for supplying air from the outside to the inside is arranged at the top of the room, an exhaust suction point is arranged at the lower part of the room, and the air supply point and the exhaust suction point are respectively arranged on two opposite corners of the room, so that the air in the room is fully drained.
Through tests, the ventilation efficiency of the fresh air system reaches 2-3m < 3 > of the volume of air in the pumping and exhausting room in one minute, and 40 m can be achieved in about 20 minutes 3 Is completely replaced.
Embodiment two: an L-shaped multipoint drainage and exhaust device.
An "L" shaped multi-point drainage and exhaust device as shown in fig. 2, 4 and 5 is different from the exhaust device 9 of the first embodiment in that it is formed by matching two sets of multi-point drainage and exhaust devices, one set of multi-point drainage and exhaust devices is horizontally arranged, the other set of multi-point drainage and exhaust devices is vertically arranged, the horizontally arranged exhaust devices are not provided with an exhaust port 14 and a speed regulation emergency exhaust fan 3, the vertically arranged exhaust port 14 and speed regulation emergency exhaust fan 3 are arranged at the top and correspond to the original high wind tunnel in the room, the original wind tunnel is utilized for exhausting air, the wind tunnel is not required to be additionally opened on the wall, and the damage to the wall is reduced.
The exhaust method adopted by the fresh air system is as follows: eleven exhaust air suction points are arranged in the room, eleven exhaust air suction points are arranged in a straight line mode, six exhaust air suction points are arranged horizontally, five exhaust air suction points are arranged vertically, the length of a straight line formed by the horizontally arranged exhaust air suction points is the same as 3/4 of the width of a wall of a room where the horizontally arranged exhaust air suction points are located, the length of a straight line formed by the vertically arranged exhaust air suction points is the same as the height of the wall of the room where the vertically arranged exhaust air suction points are located, and air in the room is sucked through the plurality of exhaust air suction points and discharged outdoors. In addition, an air supply point for supplying air from the outside to the inside is arranged at the top of the room, an exhaust suction point is arranged at the lower part of the room, and the air supply point and the exhaust suction point are respectively arranged on two opposite corners of the room, so that the air in the room is fully drained.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (11)
1. The multi-point drainage exhaust method is characterized in that a plurality of exhaust air suction points are arranged in a room, the exhaust air suction points are linearly arranged or distributed in a rectangular shape, the length of a straight line or a rectangle formed by the exhaust air suction points is 1/2 to the same length of the width of a wall of a room in the length direction of the straight line or the rectangle, and air in the room is sucked through the exhaust air suction points and discharged to the outside; the exhaust method uses the following components, including a profile main body and a plurality of speed-regulating turbine fans; the profile body is a strip-shaped cubic profile, the inside of the profile body is divided into an upper layer and a lower layer through an integrally formed interlayer, the lower layer is a fan groove, the upper layer is an air groove, and a plurality of fan openings are formed in the interlayer; a plurality of air hole groups formed by dense air holes are arranged on one surface, close to the indoor space, of the air groove, and the air hole groups are arranged on the surface of the air groove in a straight line; an air outlet is arranged on one surface of the section bar main body, which is close to the outside, and the area of the air outlet spans across the air groove and the fan groove; the speed-regulating turbine fans with the same number as the wind hole groups are respectively arranged in the profile main body, the wind hole groups corresponding to the wind hole groups are covered by the side wind suction openings of the speed-regulating turbine fans, and the wind blowing openings of the speed-regulating turbine fans are communicated with the wind blowing openings on the interlayer of the profile main body and blow wind to the air grooves; the power line of the speed regulating turbine fan is electrically connected to a power supply.
2. A low-noise multipoint drainage and exhaust device using the method as claimed in claim 1, wherein one side of the fan port, which is close to the air groove, is provided with a backflow prevention door, one side of the backflow prevention door, which is far away from the air outlet, is rotatably connected to the profile main body, and the other side of the backflow prevention door is connected to the profile main body through an elastic component; or the periphery of the backflow prevention valve is connected to the profile main body through an elastic part, and an anti-collision buffer cushion is arranged below the backflow prevention door.
3. The low noise multipoint drainage and exhaust device according to claim 2 further comprising a speed regulated emergency exhaust fan, an air quality detection probe, a wireless communication assembly and a processor; the speed-regulating emergency exhaust fan is fixedly arranged on the exhaust outlet of the profile main body, and a power line of the speed-regulating emergency exhaust fan is communicated with a power supply; the air quality detection probe is fixedly arranged on the profile main body or an indoor air detection point and is connected to the processor in a communication manner, and detected air quality data are transmitted to the processor; the processor is fixedly arranged on the profile main body, and is connected with the speed-regulating emergency exhaust fan, the air quality detection probe and the speed-regulating turbine fan in a communication manner, and the operation and the rotation speed of the speed-regulating emergency exhaust fan, the air quality detection probe and the speed-regulating turbine fan are controlled in a coordinated manner; the wireless communication assembly is arranged on the profile main body or beside the air quality detection probe, and is connected with each other and the processor and the air quality detection probe through wireless signals.
4. A low noise multi-point drainage and exhaust device according to claim 3, further comprising a multi-color warning lamp fixedly mounted on the profile body and electrically connected to the controller, wherein the controller is used for controlling the color system.
5. The low-noise multi-point drainage and exhaust device according to claim 4, wherein the air quality detection probe consists of a plurality of gas detection sensors; the multi-color warning lamp is a three-color LED warning lamp, and the three colors are respectively light pink, orange and red; the processor is an MCU processor.
6. The low noise multi-point drainage and exhaust device according to claim 5, wherein the speed-regulating turbo fan is of the type SUNON9733 or SUNON75306; the speed-regulating emergency exhaust fan is of the type: deltaEFB1724EHG.
7. A method for installing a low-noise multi-point drainage and exhaust device as claimed in any one of claims 2 to 6, wherein the low-noise multi-point drainage and exhaust device is installed at the middle or lower part of a wall of a room, or is vertically installed and horizontally installed to form an L-shaped exhaust device, and the position of an exhaust port is consistent with that of an original wind tunnel of the room.
8. A fresh air system using the exhaust device according to any one of claims 2 to 6, which comprises a top air intake fan, an exhaust device and a controller, wherein the top air intake fan is arranged on the side surface of the top of a room and is communicated with the space inside and outside the room; the exhaust device is arranged in the middle or lower part of a wall of a room, or is vertically arranged on an original wind tunnel of the room and forms an L-shaped exhaust device with the horizontally arranged exhaust device, and is communicated with the space inside and outside the room; the controller is arranged in a room and is connected to the exhaust device and the top air inlet fan through wireless communication, and the controller synchronously links and controls the opening or closing of the top air inlet fan and the exhaust device; the controller comprises a CPU processor, a storage device and a communication device which are mutually connected in a communication way; the CPU processor performs data operation, performs operation on input data, outputs an operation result, and controls the operation of the whole fresh air system; the storage equipment stores operation data of the fresh air system; the communication equipment is connected with the CPU controller and the top air inlet fan, the exhaust device, the local area network or the Internet cloud.
9. The fresh air system of claim 8, wherein the top air intake fan further comprises a protective cover and an air filter screen, the protective cover is arranged at the exhaust port outside the exhaust device, the protective cover comprises a sleeve and a hemispherical cover which are integrally formed and are communicated with each other, the free end of the sleeve is sleeved on the air inlet of the top air intake fan close to the outside or the outdoor exhaust port of the exhaust device, a downward opening is arranged on the hemispherical cover, a diaphragm is arranged at the joint of the hemispherical cover and the sleeve, and the air filter screen is fixedly arranged on the diaphragm.
10. Fresh air system according to claim 8 or 9, characterized in that the top air intake and exhaust means are mounted on two diagonal sides of the room or on the two walls of the room furthest apart, respectively.
11. The exhaust method as claimed in claim 1, wherein an air supply point for supplying air from the outside to the inside is provided in the room, the air supply point is provided at the top of the room, the exhaust suction point is provided at the middle or lower portion of the room, and the air supply point and the exhaust suction point are provided at two diagonal sides of the room or are mounted on two walls farthest from each other in the room, respectively.
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Effective date of registration: 20240113 Address after: No.21 Meixin Stainless Steel Industrial Park, Shengzhuang Street, Luozhuang District, Linyi City, Shandong Province, 276000 Applicant after: Linyi Junjin Ventilation Equipment Co.,Ltd. Address before: 528000 No. 1, Lane 13, South Street, qicha lezhukou West Village, Dali Town, Nanhai District, Foshan City, Guangdong Province Applicant before: Qu Yingshao |
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