CN110345596A - A kind of factory's Intelligent exhaust device - Google Patents

A kind of factory's Intelligent exhaust device Download PDF

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Publication number
CN110345596A
CN110345596A CN201910411979.4A CN201910411979A CN110345596A CN 110345596 A CN110345596 A CN 110345596A CN 201910411979 A CN201910411979 A CN 201910411979A CN 110345596 A CN110345596 A CN 110345596A
Authority
CN
China
Prior art keywords
detection module
fixed
screws
control box
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910411979.4A
Other languages
Chinese (zh)
Inventor
王俭康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Diying Precision Electronic Technology Co Ltd
Original Assignee
Chongqing Diying Precision Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Diying Precision Electronic Technology Co Ltd filed Critical Chongqing Diying Precision Electronic Technology Co Ltd
Priority to CN201910411979.4A priority Critical patent/CN110345596A/en
Publication of CN110345596A publication Critical patent/CN110345596A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52Indication arrangements, e.g. displays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56Remote control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/20Humidity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • F24F2110/65Concentration of specific substances or contaminants
    • F24F2110/70Carbon dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Ventilation (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention discloses a kind of factory's Intelligent exhaust devices, including air draft frame, detection module and control box, exhaust blower is equipped on the left of blower rack, card slot upper and lower ends are equipped with buckle, it controls box forward top and is equipped with infrared scanner, detection module storage groove is offered below infrared scanner, buzzer is equipped with below detection module storage groove, it controls and is equipped with sub- control terminal among box inside left, signal receiver is equipped with below sub- control terminal, processor is equipped with below signal receiver, battery is equipped on the right side of processor, display screen is equipped with above remote controler, signal projector is equipped with below display screen, switch is equipped on the right side of signal projector;The present apparatus is correspondingly provided with control box, detection module in existing blower, detection module is freely placed according to situation on the spot, and control box and each exhaust blower and detection module carry out intelligent measurement by being electrically connected, control, corresponding control box matching is equipped with remote controler, carries out wireless remote control control.

Description

A kind of factory's Intelligent exhaust device
Technical field
The present invention relates to air draft technical field, specially a kind of factory's Intelligent exhaust device.
Background technique
For generally, the closed working environment of large size this kind of for factory, air circulation is critically important, because of weather and ring Border factor is for causing rise of carbon dioxide inner and outer air pressure to generate difference, serious to endanger if oxygen demand sluggish in air circulation increases Evil human health, also factory not only only has carbon dioxide, smog dust caused by circuit oxidation consumption, or the manufacturing etc. Deng especially for the strong workshop of leakproofness, the requirement for air circulation is very high, relies solely on the conscious of window and people Property, effect is very little.
Therefore, the present apparatus is providing one kind, and the device of intelligent air exhausting can be carried out according to detection environment.
Summary of the invention
The purpose of the present invention is to provide a kind of factory's Intelligent exhaust devices, have and detect to environment, open automatically The advantages of dynamic air draft, peripheral hardware remote control, solves the problems of the prior art.
To achieve the above object, the invention provides the following technical scheme: a kind of factory's Intelligent exhaust device, including air draft Frame, exhaust blower, card slot, buckle, control box, infrared scanner, buzzer, sub- control terminal, detection module storage groove, signal receive Device, processor, detection module, battery, remote controler, display screen, signal projector, switch, photovoltaic power generation plate, flue dust induction Device, temperature and humidity sensor and carbon dioxide inductor, the blower rack left side are equipped with exhaust blower, and the exhaust blower is solid by screw It is scheduled on air draft frame, the air draft frame right side opening is equipped with card slot, and the card slot upper and lower ends are equipped with buckle, and the buckle is logical It crosses clamp button of the spring to be fixed on air draft frame, the control box forward top is equipped with infrared scanner, and the infrared scanner passes through Screw is fixed on control box, offers detection module storage groove, the detection module storage groove below the infrared scanner On be set with detection module, buzzer is equipped with below the detection module storage groove, the buzzer is fixed by screws in control On box processed, sub- control terminal is equipped among the control box inside left, the sub- control terminal is fixed by screws in control box, Signal receiver is equipped with below the sub- control terminal, the signal receiver is fixed by screws in control box, the signal Processor is equipped with below receiver, the signal receiver is fixed by screws in processor, is equipped on the right side of the processor Battery, the battery are fixed by screws in control box, and the control box, which matches, is equipped with remote controler, on the remote controler Side is equipped with display screen, and the display screen is fixed by screws on remote controler, and signal projector, institute are equipped with below the display screen It states signal projector to be fixed by screws on remote controler, switch is equipped on the right side of the signal projector, the switch passes through bullet Spring buckle is fixed on a remote control, and the detection module inner upper is equipped with flue dust inductor, and the flue dust inductor passes through spiral shell Nail is fixed in detection module, and temperature and humidity sensor is equipped with below the flue dust inductor, and the temperature and humidity sensor passes through spiral shell Nail is fixed in detection module, and carbon dioxide inductor, the carbon dioxide inductor are equipped with below the temperature and humidity sensor It is fixed by screws in detection module.
Preferably, flue dust inductor, temperature and humidity sensor and the detection of carbon dioxide inductor are lifted one's head in the detection module It is exposed outside.
Preferably, photovoltaic power generation plate is installed behind the air draft frame.
Preferably, described by being electrically connected between the battery and photovoltaic power generation plate, exhaust blower and detection module Processor passes through signal wire with sub- control terminal, signal receiver and detection module and connect.
Preferably, the infrared scanner model are as follows:: YDT-R03, the buzzer model are as follows: CDS-25148, it is described Signal receiver model are as follows: LJ6108, the signal projector model are as follows: GV401-4B, the photovoltaic power generation plate model are as follows: SNM-M200 (72), the temperature and humidity sensor model are as follows: SCTHWA43SNS, the carbon dioxide inductor model are as follows: RS- CO2。
Compared with prior art, beneficial effects of the present invention are as follows: the present apparatus existing blower be correspondingly provided with control box, Detection module, detection module are freely placed according to situation on the spot, and control box is with each exhaust blower and detection module by electrically connecting Row intelligent measurement is tapped into, is controlled, corresponding control box matching is equipped with remote controler, carries out wireless remote control control.
Detailed description of the invention
Fig. 1 is a kind of present invention: factory's Intelligent exhaust device front view structural representation;
Fig. 2 is a kind of present invention: factory's Intelligent exhaust device structure schematic diagram;
Fig. 3 is the present invention: a kind of factory's Intelligent exhaust device control box overall structure diagram;
Fig. 4 is the present invention: a kind of factory's Intelligent exhaust device control box schematic diagram of internal structure;
Fig. 5 is a kind of present invention: factory's Intelligent exhaust device remote controler overall structure diagram.
In figure mark explanation: 1 air draft frame, 2 exhaust blowers, 3 card slots, 4 buckle, 5 control boxes, 6 infrared scanners, 7 buzzers, 8 sub- control terminals, 9 detection module storage grooves, 10 signal receivers, 11 processors, 12 detection modules, 13 batteries, 14 remote controlers, 15 display screens, 16 signal projectors, 17 switches, 18 photovoltaic power generation plates, 19 flue dust inductors, 20 temperature and humidity sensors, 21 dioxies Change carbon inductor.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top", The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.
Please refer to Fig. 1-5, a kind of factory's Intelligent exhaust device, including air draft frame 1, exhaust blower 2, card slot 3, buckle 4, control Box 5 processed, infrared scanner 6, buzzer 7, sub- control terminal 8, detection module storage groove 9, signal receiver 10, processor 11, inspection Survey module 12, battery 13, remote controler 14, display screen 15, signal projector 16, switch 17, photovoltaic power generation plate 18, flue dust induction Device 19, temperature and humidity sensor 20 and carbon dioxide inductor 21, exhaust blower 2 is equipped on the left of blower rack 0, and exhaust blower 2 passes through screw It is fixed on air draft frame 1,1 right side opening of air draft frame is equipped with card slot 3, and 3 upper and lower ends of card slot are equipped with buckle 4, and buckle 4 passes through bullet Spring buckle is fixed on air draft frame 1, and control 5 forward top of box is equipped with infrared scanner 6,6 model of infrared scanner are as follows:: YDT- R03, infrared scanner 6 are fixed by screws on control box 5, and detection module storage groove 9 is offered below infrared scanner 6, It is set with detection module 12 on detection module storage groove 9, is equipped with buzzer 7,7 model of buzzer below detection module storage groove 9 Are as follows: CDS-25148, buzzer 7 are fixed by screws on control box 5, are equipped with sub- control terminal 8 among control 5 inside left of box, Sub- control terminal 8 is fixed by screws in control box 5, and signal receiver 10,10 type of signal receiver are equipped with below sub- control terminal 8 Number are as follows: LJ6108, signal receiver 10 are fixed by screws in control box 5, and processor 11 is equipped with below signal receiver 10, Signal receiver 10 is fixed by screws in processor 11, and battery 13 is equipped on the right side of processor 11, and battery 13 passes through spiral shell Nail is fixed in control box 5, and the control matching of box 5 is equipped with remote controler 14, and display screen 15 is equipped with above remote controler 14, and display screen 15 is logical It crosses screw to be fixed on remote controler 14, signal projector 16,16 model of signal projector are as follows: GV401- is equipped with below display screen 15 4B, signal projector 16 are fixed by screws on remote controler 14, and switch 17 is equipped on the right side of signal projector 16, and switch 17 passes through Clamp button of the spring is fixed on remote controler 14, and 12 inner upper of detection module is equipped with flue dust inductor 19, and flue dust inductor 19 passes through Screw is fixed in detection module 12, and temperature and humidity sensor 20,20 model of temperature and humidity sensor are equipped with below flue dust inductor 19 Are as follows: SCTHWA43SNS, temperature and humidity sensor 20 are fixed by screws in detection module 12, are set below temperature and humidity sensor 20 There are carbon dioxide inductor 21,21 model of carbon dioxide inductor are as follows: RS-CO2, carbon dioxide inductor 21 are fixed by screw In detection module 12;Flue dust inductor 19, temperature and humidity sensor 20 and carbon dioxide inductor 21 detect in detection module 12 Lift one's head it is exposed outside;Photovoltaic power generation plate 18,18 model of photovoltaic power generation plate are installed are as follows: SNM-M200 (72) behind air draft frame 1; By being electrically connected between battery 13 and photovoltaic power generation plate 18, exhaust blower 2 and detection module 12, processor 11 and son are controlled End 8, signal receiver 10 are connected by signal wire with detection module 12.
Working principle: exhaust blower 2 is mounted on each appropriate position of factory by a kind of factory's Intelligent exhaust device of the present invention It sets, 2 back side photovoltaic power generation plate 18 of exhaust blower is charged by conversion luminous energy to battery 13, be will test module 12 and is mounted on control box On 5, control box 5 is mounted on easily detection position, or will test module 12 and be mounted on easily detection position, control box 5 is freely pacified Dress, or control box 5 is temporarily installed on the card slot 3 of air draft frame 1, by the fixed control box 5 of buckle 4, by each exhaust blower 2 Connect by cable with control 5 neutron control terminal 8 of box, it is infrared scanner 6, flue dust inductor 19, warm when detection module 12 passes through It is abnormal that humidity sensor 20 and carbon dioxide inductor 21 detect that environment occurs, and has flue dust or temperature and humidity excessive, passes through signal Line feeds back to processor 11, and processor 11 is alarmed by signal line traffic control buzzer 7, and simultaneous processor 11 passes through son control 8 control corresponding position exhaust blower 2 of end is actuated for air draft, and infrared scanner 6 is passed to by signal wire by tripleplane is scanned Display screen 15 shows that flue dust inductor 19, temperature and humidity sensor 20 and carbon dioxide inductor 21 will be corresponding by signal wire Data pass to the display of display screen 15, are automatically stopped when environment restoration normal processor 11 controls each exhaust blower 2, buzzer 7 stops Only, it can also be controlled by remote controler 14, signal receiver 10, signal receiver 10 are sent information to by signal projector 16 Processor 11 is passed information to by signal wire to be controlled.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or In the case where essential characteristic, the present invention can be realized in other specific forms;Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention Interior, any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of factory's Intelligent exhaust device, it is characterised in that: including air draft frame (1), exhaust blower (2), card slot (3), buckle (4), box (5), infrared scanner (6), buzzer (7), sub- control terminal (8), detection module storage groove (9), signal reception are controlled Device (10), processor (11), detection module (12), battery (13), remote controler (14), display screen (15), signal projector (16), (17), photovoltaic power generation plate (18), flue dust inductor (19), temperature and humidity sensor (20) and carbon dioxide inductor are switched (21), exhaust blower (2) are equipped on the left of the blower rack 0, the exhaust blower (2) is fixed by screws on air draft frame (1), described Air draft frame (1) right side opening is equipped with card slot (3), and card slot (3) upper and lower ends are equipped with buckle (4), and the buckle (4) passes through Clamp button of the spring is fixed on air draft frame (1), and control box (5) forward top is equipped with infrared scanner (6), the infrared scan Instrument (6) is fixed by screws in control box (5), offers detection module storage groove (9) below the infrared scanner (6), It is set with detection module (12) on the detection module storage groove (9), buzzer is equipped with below the detection module storage groove (9) (7), the buzzer (7) is fixed by screws in control box (5), and son control is equipped among control box (5) inside left End (8) processed, the sub- control terminal (8) are fixed by screws in control box (5), are equipped with signal below the sub- control terminal (8) Receiver (10), the signal receiver (10) are fixed by screws in control box (5), below the signal receiver (10) Equipped with processor (11), the signal receiver (10) is fixed by screws in processor (11), and the processor (11) is right Side is equipped with battery (13), and the battery (13) is fixed by screws in control box (5), and control box (5) matching is set Have remote controler (14), is equipped with display screen (15) above the remote controler (14), the display screen (15) is fixed by screws in distant It controls on device (14), is equipped with signal projector (16) below the display screen (15), the signal projector (16) is solid by screw It is scheduled on remote controler (14), switch (17) is equipped on the right side of the signal projector (16), the switch (17) passes through clamp button of the spring It is fixed on remote controler (14), detection module (12) inner upper is equipped with flue dust inductor (19), the flue dust inductor (19) it is fixed by screws in detection module (12), is equipped with temperature and humidity sensor (20) below the flue dust inductor (19), The temperature and humidity sensor (20) is fixed by screws in detection module (12), is equipped with below the temperature and humidity sensor (20) Carbon dioxide inductor (21), the carbon dioxide inductor (21) are fixed by screws in detection module (12).
2. a kind of factory's Intelligent exhaust device according to claim 1, it is characterised in that: in the detection module (12) Flue dust inductor (19), temperature and humidity sensor (20) and carbon dioxide inductor (21) detection lift one's head it is exposed outside.
3. a kind of factory's Intelligent exhaust device according to claim 1, it is characterised in that: the air draft frame (1) is below Photovoltaic power generation plate (18) are installed.
4. a kind of factory's Intelligent exhaust device according to claim 1, it is characterised in that: the battery (13) and light By being electrically connected between volt power generation plate (18), exhaust blower (2) and detection module (12), the processor (11) and son control End (8), signal receiver (10) are connected by signal wire with detection module (12).
5. a kind of factory's Intelligent exhaust device according to claim 1, it is characterised in that: the infrared scanner (6) Model are as follows:: YDT-R03, buzzer (7) model are as follows: CDS-25148, signal receiver (10) model are as follows: LJ6108, signal projector (16) model are as follows: GV401-4B, photovoltaic power generation plate (18) model are as follows: SNM-M200 (72), temperature and humidity sensor (20) model are as follows: SCTHWA43SNS, carbon dioxide inductor (21) model are as follows: RS- CO2。
CN201910411979.4A 2019-05-17 2019-05-17 A kind of factory's Intelligent exhaust device Pending CN110345596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910411979.4A CN110345596A (en) 2019-05-17 2019-05-17 A kind of factory's Intelligent exhaust device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910411979.4A CN110345596A (en) 2019-05-17 2019-05-17 A kind of factory's Intelligent exhaust device

Publications (1)

Publication Number Publication Date
CN110345596A true CN110345596A (en) 2019-10-18

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CN201910411979.4A Pending CN110345596A (en) 2019-05-17 2019-05-17 A kind of factory's Intelligent exhaust device

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2613711Y (en) * 2003-02-21 2004-04-28 胡泽军 Automatic combustible gas alarm and exhausting apparatus
JP2016109408A (en) * 2014-12-08 2016-06-20 義雄 不破 Ventilation fan having control function based on difference between indoor and outdoor temperature and difference between indoor and outdoor humidity
CN106642488A (en) * 2016-12-01 2017-05-10 张赛 Suspension type smoke discharging device
CN206206219U (en) * 2016-11-09 2017-05-31 惠安县长捷机械科技有限公司 A kind of solar energy ventilating fan
CN108087297A (en) * 2016-11-22 2018-05-29 成都中安电气有限公司 A kind of unpowered solar energy automatic exhausting device
US20180180313A1 (en) * 2016-12-28 2018-06-28 Panasonic Intellectual Property Management Co., Ltd. Ventilation fan
CN207660877U (en) * 2017-12-10 2018-07-27 江苏绿阳温室设备有限公司 A kind of greenhouse exhaust fan
CN207702663U (en) * 2018-01-10 2018-08-07 郑州大学 A kind of Intelligent exhaust device for kitchen use
CN108575453A (en) * 2018-07-06 2018-09-28 西南交通大学 A kind of solar energy self-powered greenhouse Intelligent exhaust device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2613711Y (en) * 2003-02-21 2004-04-28 胡泽军 Automatic combustible gas alarm and exhausting apparatus
JP2016109408A (en) * 2014-12-08 2016-06-20 義雄 不破 Ventilation fan having control function based on difference between indoor and outdoor temperature and difference between indoor and outdoor humidity
CN206206219U (en) * 2016-11-09 2017-05-31 惠安县长捷机械科技有限公司 A kind of solar energy ventilating fan
CN108087297A (en) * 2016-11-22 2018-05-29 成都中安电气有限公司 A kind of unpowered solar energy automatic exhausting device
CN106642488A (en) * 2016-12-01 2017-05-10 张赛 Suspension type smoke discharging device
US20180180313A1 (en) * 2016-12-28 2018-06-28 Panasonic Intellectual Property Management Co., Ltd. Ventilation fan
CN207660877U (en) * 2017-12-10 2018-07-27 江苏绿阳温室设备有限公司 A kind of greenhouse exhaust fan
CN207702663U (en) * 2018-01-10 2018-08-07 郑州大学 A kind of Intelligent exhaust device for kitchen use
CN108575453A (en) * 2018-07-06 2018-09-28 西南交通大学 A kind of solar energy self-powered greenhouse Intelligent exhaust device

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Application publication date: 20191018