CN115597137A - New fan air inlet device with dehumidification function - Google Patents

New fan air inlet device with dehumidification function Download PDF

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Publication number
CN115597137A
CN115597137A CN202211197227.0A CN202211197227A CN115597137A CN 115597137 A CN115597137 A CN 115597137A CN 202211197227 A CN202211197227 A CN 202211197227A CN 115597137 A CN115597137 A CN 115597137A
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CN
China
Prior art keywords
air
air inlet
unit
filter screen
rhombic
Prior art date
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Granted
Application number
CN202211197227.0A
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Chinese (zh)
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CN115597137B (en
Inventor
李凤军
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Changzhou Aiouta Internet Of Things Technology Co ltd
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Changzhou Aiouta Internet Of Things Technology Co ltd
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Priority to CN202211197227.0A priority Critical patent/CN115597137B/en
Publication of CN115597137A publication Critical patent/CN115597137A/en
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Publication of CN115597137B publication Critical patent/CN115597137B/en
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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
    • F24F3/14—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 humidification; by dehumidification
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • 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
    • 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
    • F24F7/003—Ventilation in combination with air cleaning
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90—Cleaning of purification apparatus
    • 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
    • F24F3/14—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 humidification; by dehumidification
    • F24F2003/144—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 humidification; by dehumidification by dehumidification only
    • F24F2003/1446—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 humidification; by dehumidification by dehumidification only by condensing
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • F24F2011/0002—Control or safety arrangements for ventilation for admittance of outside air

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention belongs to the technical field of new fan dehumidification, and particularly relates to a new fan air inlet device with a dehumidification function, which comprises: a control module; the air inlet unit is controlled by the control module, and a filter screen is arranged in the air inlet unit and used for filtering outside air to supply to the fresh air fan; a dehumidification unit and a moisture-proof unit controlled by the control module; the dehumidification unit and the moisture-proof unit are respectively arranged in the outer shell and positioned at two sides of the air inlet unit; the dehumidification unit is used for dehumidifying the air introduced into the outer shell and providing dry air for the air inlet unit; the moisture-proof unit is started along with the starting of the fresh air fan and closed along with the closing of the fresh air fan, so that the filter screen is prevented from being affected with moisture.

Description

New fan air inlet device with dehumidification function
Technical Field
The invention belongs to the technical field of dehumidification of fresh air blowers, and particularly relates to an air inlet device of a fresh air blower with a dehumidification function.
Background
The fresh air machine needs to filter outdoor air when the outdoor air is introduced, when the outdoor air is wet in rainy days, a filter screen for filtering dust can be wetted, and dust falling onto the filter screen can be attached to the filter screen. Compare in the filter screen deposition under dry condition, the gap between the dust still can be passed through to the air, and the gap between each other of the dust after the moisture absorption reduces, and the air through rate reduces, can influence the air inlet, and the dust after the moisture absorption also easily permeates inside the filter screen moreover, greatly reduces the life of filter screen.
Therefore, the new fan air inlet device with the dehumidification function is provided.
Disclosure of Invention
The invention aims to provide an air inlet device of a fresh air fan with a dehumidification function, and the air inlet device is used for solving the problems that a filter screen of the fresh air fan is affected with damp and deposited with dust in the prior art.
In order to solve the technical problem, the invention provides a fresh air fan air inlet device with a dehumidification function, which comprises: a control module; the air inlet unit is controlled by the control module, and a filter screen is arranged in the air inlet unit and used for filtering outside air to supply to the fresh air fan; a dehumidification unit and a moisture-proof unit controlled by the control module; the dehumidification unit and the moisture-proof unit are respectively arranged in the outer shell and positioned at two sides of the air inlet unit; the dehumidification unit is used for dehumidifying the air introduced into the outer shell and providing dry air for the air inlet unit; the moisture-proof unit is started along with the starting of the fresh air blower and closed along with the closing of the fresh air blower, so that the filter screen is prevented from being affected with moisture; when the fresh air machine is started, the control module controls the dehumidification unit to start, introduces air outside the outer shell and dehumidifies the introduced air, the air inlet unit introduces the dehumidified air inside the outer shell for the fresh air machine to use, when the fresh air machine is closed, the moisture-proof unit is closed under the control of the control module, and external moist air is prevented from flowing into the inner part of the outer machine shell, so that the filter screen is wetted.
The novel air conditioner has the beneficial effects that the dehumidification unit, the air inlet unit and the moisture-proof unit are arranged, when the fresh air fan starts to start, the dehumidification unit extracts outside air and dehumidifies the outside air, the air inlet unit is prevented from being affected by moisture when the fresh air fan supplies air to the fresh air fan, and when the fresh air fan stops, the moisture-proof unit can prevent outside moist air from flowing into the outer machine shell to cause the moisture of the air inlet unit.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic perspective view of a part of the self-cleaning air intake unit of the present invention;
FIG. 3 is a schematic bottom view of a portion of the self-cleaning air inlet unit shown in FIG. 2;
FIG. 4 isbase:Sub>A schematic cross-sectional perspective view taken at A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is an exploded schematic view of a Jiong shaped screen mesh panel in a lower portion self cleaning unit of the present invention;
fig. 6 is an overall side view configuration of the present invention.
In the figure: 1. a fixing plate;
2. a drive unit; 21. a cylinder; 22. a telescopic rod; 23. a long rod;
3. an air inlet unit; 30. an outer diamond frame; 301. a fixed end; 302. an active end 31, a filter screen air bag; 32. filtering with a screen; 33. an air intake passage; 34. an outer discharge air bag; 341. an air tap; 35. an inner diamond frame; 36. an outer panel; 37. an air inlet nozzle; 38. avoiding the notch;
4. an air guide unit; 41. a first air inlet pipe; 42. a second air inlet pipe; 43. an air tube; 44. a first solenoid valve; 45. a second solenoid valve; 46. an induced draft fan;
5. a diamond-shaped filter screen unit; 51. jiong shaped mesh screen; 52. an active side plate; 53. an air inlet cavity; 54. an inlet passage membrane.
6. A moisture-proof unit; 61. a motor; 62. a blind window; 63. an air outlet;
7. a dehumidification unit; 71. an air inlet pipe; 72. a drain pipe; 73. a heat exchanger; 74. a centrifugal fan.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. 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.
This embodiment provides a new fan hot blast blowpipe apparatus with dehumidification function, includes: a control module; the air inlet unit 3 is controlled by the control module, and is internally provided with a filter screen 32 for filtering outside air to be supplied to a fresh air fan; a dehumidification unit 7 and a moisture-proof unit 6 controlled by the control module; the dehumidification unit 7 and the moisture-proof unit 6 are respectively arranged in the outer shell 8 and positioned at two sides of the air inlet unit 3; the dehumidification unit 7 is used for dehumidifying air introduced into the outer shell 8 and providing dry air for the air inlet unit; the moisture-proof unit 6 is started along with the start of the fresh air blower and closed along with the close of the fresh air blower, so as to prevent the filter screen 32 from being affected with moisture; when the fresh air machine is started, the control module controls the dehumidifying unit 7 to be started, air outside the outer shell body 8 is introduced, the introduced air is dehumidified, the air after dehumidification inside the outer shell body 8 is introduced by the air inlet unit and is used for supplying the fresh air machine, and when the fresh air machine is closed, the damp-proof unit 6 is closed under the control of the control module, so that external damp air is prevented from flowing into the outer shell body 8, and the filter screen 32 is damped.
In the present embodiment, the dehumidifying unit 7 includes: a centrifugal fan 74 controlled by the control module and disposed on one side of the interior of the housing 8; a heat exchanger 73 connected to the centrifugal fan 74 for liquefying moisture in the air; a drain pipe 72 having one end connected to the heat exchanger 73 and the other end penetrating the outer wall of the outer casing 8; and an air inlet pipe 71 disposed below the heat exchanger 73.
In this embodiment, when the fresh air blower is turned on, the control module controls the centrifugal blower 74 to be turned on, and draws the external air through the air inlet duct 71, and the external air firstly enters the heat exchanger 73, and the moisture in the drawn external air is liquefied through the heat exchanger 73 and discharged through the water discharge duct 72 to provide dry air for the air inlet unit.
In the present embodiment, the moisture-proof unit 6 includes: a motor 61 controlled by the control module and arranged inside the outer shell 8; a shutter 62 connected to an output terminal of the motor 61; and an air outlet 63 opened at one side of the outer casing 8 and located below the louver 62.
In this embodiment, when new fan starts, control module control motor for the shutter is opened, and this moment centrifugal fan 74 starts to extract outside wind and gets into outside casing 8 inside, and part air supplies the air inlet unit and uses, and part air is discharged by air outlet 63, and when new fan shut down, control module control motor for shutter 62 closes, shutoff air outlet 63, avoids when new fan shut down, and outside humid air natural flow makes the filter screen wet in getting into outside casing 8.
In this embodiment, the air inlet units 3 are distributed in an upper layer and a lower layer, and the number of the air inlet units is a plurality; each air inlet unit 3 comprises an outer rhombic frame 30, an inner rhombic frame 35 hinged with the outer rhombic frame 30, a rhombic filter screen unit 5 arranged on the inner rhombic frame 35, a filter screen air bag 31 and an outer discharge air bag 34 which are positioned between the outer rhombic frame 30 and the inner rhombic frame 35; the outer rhombic frames 30 of two adjacent air inlet units 3 on the lower layer are hinged with the outer rhombic frame 30 of one air inlet unit 3 on the upper layer; one end of the outer rhombic frame 30 of each air inlet unit 3 at the lower layer is connected to the fixed plate 1, and the other end is connected with the driving unit 2; an air guide unit 4; the air guide unit 4 includes: the first air inlet pipe 41 and the second air inlet pipe 42 are respectively connected with the lower layer air inlet unit 3 and the upper layer air inlet unit 3; a first electromagnetic valve 44 is arranged in the first air inlet pipe 41 of the diamond-shaped filter screen unit 5 of each air inlet unit 3 at the lower layer, and a second electromagnetic valve is arranged in the second air inlet pipeline 42 of the diamond-shaped filter screen unit 5 of each air inlet unit 3 at the upper layer.
In this embodiment, when the control module controls the driving unit 2 to open the outer rhombic frames 30 of the air inlet units 3 on the lower layer, the control module opens the first electromagnetic valve 44 and closes the second electromagnetic valve 45, the outside air is filtered by the rhombic filter screen units 5 of the air inlet units 3 on the lower layer and enters the first air inlet pipe 41, the outer rhombic frames 30 of the air inlet units 3 on the upper layer are drawn and contracted by the outer rhombic frames 30 of the air inlet units 3 on the lower layer on both sides, the filter screen air bags 31 of the air inlet units 3 on the upper layer are pressed to blow air to the corresponding rhombic filter screen units 5, the outer discharge air bags 34 of the air inlet units 3 on the upper layer are also pressed, and the dust blown down from the rhombic filter screen units 5 is blown out of the air inlet units 3.
In this embodiment, the air intake unit 3 further includes: an inner diamond frame 35; one end of the outer diamond-shaped frame 30 is connected with the fixing plate 1 and is a fixed end 301, and the other end of the outer diamond-shaped frame 30 is connected with the driving unit 2 and is an active end 302; one end of the inner rhombic frame 35 of the four outer side plates 36 arranged on the outer rhombic frame 30 is connected with the fixed end 301, and the other end of the inner rhombic frame is connected with the active end 302; the rhombic filter screen units 5 are arranged on the inner rhombic frame 35, the four filter screen air bags 31 are respectively arranged between each outer side plate 36 and the rhombic filter screen units 5, and each filter screen air bag 31 is connected with the corresponding outer side plate 36.
In this embodiment, when the control module controls the driving unit 2 to drive the air intake unit 3 to operate, the outer rhombic frame 30 in the air intake unit 3 below is continuously stretched and reset, and drives the four outer side plates 36 to perform centering extrusion and expansion, the filter screen air bag 31 between the rhombic filter screen unit 5 and the outer rhombic frame 30 is extruded and expanded, when the filter screen air bag 31 is extruded, the internal air is extruded towards the rhombic filter screen unit 5, the rhombic filter screen unit 5 is cleaned by blowing air, when the filter screen air bag 31 is expanded, the upper air hole thereof extracts external air, and the external air passes through the rhombic filter screen unit 5 to be filtered for supplying a new air blower.
In this embodiment, the diamond-shaped screen unit 5 includes: four Jiong-shaped filter screen pore plates 51, wherein driving side plates 52 are arranged on two sides of the Jiong-shaped filter screen pore plate 51; the four filter screens 32 are respectively arranged between two driving side plates 52 of four Jiong-shaped filter screen hole plates 51, the filter screens 32 are connected with the inner rhombic frame 35, an air inlet cavity 53 is formed between each filter screen 32 and the corresponding Jiong-shaped filter screen hole plate 51, and an air inlet channel 33 is formed between the four filter screens 32; a sealing sleeve is arranged on the outer side of each air inlet cavity 53; the frame body of the inner diamond-shaped frame 35 is connected with the outer walls of the two driving side plates 52 of the corresponding Jiong-shaped filter screen hole plate 51; each Jiong shaped screen aperture plate 51 is connected to a respective screen bladder 31, the apertures of the screen bladder 31 facing the corresponding screen aperture plate 51.
In this embodiment, when the air intake unit 3 moves under the control of the driving unit 2 and the four outer panels 36 are reset after being pressed in the center, the screen airbag 31 is inflated, the external air is filtered by the screen 32, and the filtered part of the external air is temporarily stored in the air intake chamber 53.
In the present embodiment, the end of the air inlet channel 33 is provided with an air inlet channel film 54 to seal the end of the air inlet channel 33; the outer discharge air bag 34 is arranged outside the air inlet channel film 54; the air inlet passage film 54 is provided with holes to allow the air nozzles 341 of the outer air bags 34 to extend into the air inlet passage 33.
In the present embodiment, when the filter air bags 31 discharge air to the outside, the air flows through the filter 32 to blow off dust and impurities on the filter 32, and at the same time, the outer air bags 34 are overstocked by the movement between the active side plates 52, and the air therein is discharged through the air nozzles to blow out the air with dust passing through the filter 32 out of the air inlet channel.
In this embodiment, each driving side plate 52 is provided with an air inlet nozzle 37, one end of the air inlet nozzle 37 is located in the air inlet cavity 53, and the other end of the air inlet nozzle 37 in the upper and lower air inlet units 3 is connected to the second air inlet pipe 42 and the first air inlet pipe 41 through the air pipe 43; the outer air bag 34 is provided with a corresponding escape notch 38.
In this embodiment, during operation of the air intake unit 3, filtered air in the intake chamber 53 enters the first intake duct 41 through the intake nozzle 37 to supply fresh air to the fresh air machine.
In this embodiment, the wind guiding unit 4 further includes: the induced draft fan 46 is arranged inside the fresh air fan; the first air inlet pipe 41 and the second air inlet pipe 42 are respectively arranged on the side of the induced draft fan 46.
In this embodiment, when the driving unit 2 opens the lower air inlet unit 3, the first electromagnetic valve 44 controls the first air inlet pipe 41 to be opened and the second electromagnetic valve 45 controls the second air inlet pipe 42 to be closed, when the driving unit 2 contracts the lower air inlet unit 3, the first electromagnetic valve 44 controls the first air inlet pipe 41 to be closed and the second electromagnetic valve 45 controls the second air inlet pipe 42 to be opened, the upper and lower air inlet units alternately perform air intake and exhaust operations, and the induced draft fan 46 pumps filtered clean air towards the fresh air fan and performs the air intake and exhaust operations alternately through the upper and lower air inlet units, thereby cleaning the respective filter screens 32.
In the present embodiment, the drive unit 2 includes: a cylinder 21 controlled by the control module; the telescopic rod 22 is connected with the output end of the air cylinder 21; the connecting plate 25 is connected with the telescopic rod 22, and the upper end and the lower end of the connecting plate 25 are provided with the long rods 23; the long rod 23 is connected with the outer diamond-shaped frame 30.
In this embodiment, when the new fan starts to work, the control module controls the cylinder 21 to start, drives the telescopic rod 22 to reciprocate and extend and retract, and the long rod 23 drives the outer diamond-shaped frame 30 to reciprocate, and because one end of the outer diamond-shaped frame 30 is fixedly connected with the fixing plate 1, the outer diamond-shaped frame 30 realizes centering contraction and outward expansion under the driving of the long rod 23.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (10)

1. The utility model provides a new fan hot blast blowpipe apparatus with dehumidification function which characterized in that includes:
control of a module;
the air inlet unit is controlled by the control module, and a filter screen is arranged in the air inlet unit and used for filtering outside air to supply to the fresh air fan;
a dehumidification unit and a moisture-proof unit controlled by the control module; wherein
The dehumidification unit and the moisture-proof unit are respectively arranged in the outer shell and positioned at two sides of the air inlet unit;
the dehumidification unit is used for dehumidifying the air introduced into the outer shell and providing dry air for the air inlet unit;
the moisture-proof unit is started along with the starting of the fresh air blower and closed along with the closing of the fresh air blower, so that the filter screen is prevented from being wetted;
when opening new fan, control module control dehumidification unit starts, introduces the outside air of outer casing to carry out the dehumidification to the air of introducing, the inside air after the dehumidification of air inlet unit introduction outer casing is used for supplying with new fan and uses, and when closing new fan, dampproofing unit is closed under control module control, hinders that external humid air flows and gets into the inside filter screen that leads to of outer casing and wets.
2. The fresh air blower air intake device with dehumidification function as in claim 1,
the dehumidifying unit includes:
the centrifugal fan is controlled by the control module and is arranged on one side of the interior of the shell of the outer shell;
the heat exchanger is connected with the centrifugal fan and is used for liquefying moisture in air;
one end of the water discharge pipe is connected with the heat exchanger, and the other end of the water discharge pipe penetrates through the outer wall of the outer shell;
the air inlet pipe is arranged below the heat exchanger;
when the fresh air machine is started, the control module controls the centrifugal fan to be started, the outside air is extracted through the air inlet pipe, enters the heat exchanger at first, the moisture in the sucked outside air is liquefied through the heat exchanger and is discharged through the drain pipe, and the dry air is provided for the air inlet unit.
3. The fresh air blower air intake device with dehumidification function as in claim 2,
the moisture-proof unit includes:
the motor is controlled by the control module and is arranged in the shell of the outer shell;
the shutter is connected with the output end of the motor;
the air outlet is formed in one side of the outer shell and is positioned below the louver;
when new fan starts, control module control motor for the shutter is opened, and inside centrifugal fan started the extraction external wind entering shell casing this moment, partial air supply air inlet unit used, and partial air was discharged by the air outlet, when new fan shut down, control module control motor for the shutter is closed, and the shutoff air outlet was avoided when new fan shut down, and external humid air natural flow got into the internal filter screen that makes of shell casing and is affected with damp.
4. The fresh air blower air intake device with dehumidification function as in claim 3,
the air inlet units are distributed in an upper layer and a lower layer;
each air inlet unit comprises an outer rhombic frame, an inner rhombic frame hinged with the outer rhombic frame, a rhombic filter screen unit arranged on the inner rhombic frame, a filter screen air bag and an outer discharge air bag which are positioned between the outer rhombic frame and the inner rhombic frame;
the outer rhombic frames of two adjacent air inlet units on the lower layer are hinged with the outer rhombic frame of one air inlet unit on the upper layer;
one end of the outer rhombic frame of each air inlet unit of the lower layer is connected to the fixing plate, and the other end of the outer rhombic frame of each air inlet unit of the lower layer is connected with the driving unit;
an air guide unit;
the wind guide unit includes:
the first air inlet pipe and the second air inlet pipe are respectively connected with the lower layer air inlet unit and the upper layer air inlet unit;
a first electromagnetic valve is arranged in a first air inlet pipe of the rhombic filter screen unit of each air inlet unit on the lower layer, and a second electromagnetic valve is arranged in a second air inlet pipeline of the rhombic filter screen unit of each air inlet unit on the upper layer;
when the control module controls the driving unit to open the outer rhombic frames of the air inlet units on the lower layer, the control module opens the first electromagnetic valve and closes the second electromagnetic valve, outside air enters the first air inlet pipe after being filtered by the rhombic filter screen units of the air inlet units on the lower layer, the outer rhombic frames of the air inlet units on the upper layer are drawn and contracted by the outer rhombic frames of the air inlet units on the lower layers on two sides, the filter screen air bags of the air inlet units on the upper layer are pressed to blow air to the corresponding rhombic filter screen units, the outer discharge air bags of the air inlet units on the upper layer are also pressed, and dust blown down from the rhombic filter screen units is blown out of the air inlet units.
5. The new fan air intake device with dehumidification function of claim 4,
the air inlet unit still includes:
an inner diamond frame;
one end of the outer rhombic frame is connected with the fixing plate and is a fixed end, and the other end of the outer rhombic frame is connected with the driving unit and is an active end;
four outer side plates are arranged on the outer rhombic frame;
one end of the inner rhombic frame is connected with the fixed end, and the other end of the inner rhombic frame is connected with the active end;
the rhombic filter screen units are arranged on the inner rhombic frame, the four filter screen air bags are respectively arranged between each outer side plate and the rhombic filter screen units, and each filter screen air bag is connected with the corresponding outer side plate;
when the control module controls the driving unit to drive the air inlet unit to work, the outer rhombic frame in the air inlet unit below is continuously stretched and reset to drive the four outer side plates to perform centering extrusion and expansion, the filter screen air bag positioned between the rhombic filter screen unit and the outer rhombic frame is extruded and expanded, when the filter screen air bag is extruded, the internal gas of the filter screen air bag is extruded towards the rhombic filter screen unit, the rhombic filter screen unit is blown to be cleaned, when the filter screen air bag is expanded, the air holes in the filter screen air bag extract external air, and the external air passes through the rhombic filter screen unit to be filtered and is used for supplying a fresh air machine.
6. The fresh air blower air intake device with dehumidification function as in claim 5,
the rhombus filter screen unit includes:
four Jiong-shaped filter screen pore plates, wherein two sides of the Jiong-shaped filter screen pore plate are provided with driving side plates;
the four filter screens are respectively arranged between two driving side plates of four Jiong-shaped filter screen hole plates, the filter screens are connected with the inner rhombic frame, an air inlet cavity is formed between each filter screen and the corresponding Jiong-shaped filter screen hole plate, and an air inlet channel is formed between the four filter screens;
a sealing sleeve is arranged on the outer side of each air inlet cavity;
the frame body of the inner diamond-shaped frame is connected with the outer walls of two driving side plates of the corresponding Jiong-shaped filter screen pore plate;
each Jiong-shaped filter screen pore plate is connected with a corresponding filter screen air bag, and air holes on the filter screen air bags face the corresponding filter screen pore plate;
when the air inlet unit moves under the control of the driving unit and resets after being centered and extruded by the four outer side plates, the filter screen air bag is expanded, external air is filtered by the filter screen, and part of the filtered external air is temporarily stored in the air inlet cavity.
7. The fresh air blower air intake device with dehumidification function as in claim 6,
the tail end of the air inlet channel is provided with an air inlet channel film so as to seal the tail end of the air inlet channel;
the outer discharge air bag is arranged on the outer side of the air inlet channel film;
the film of the air inlet channel is provided with a hole so that an air tap of the externally-discharged air bag extends into the air inlet channel;
when the filter screen air bag discharges gas to the outside, air flows through the filter screen to blow off dust and impurities on the filter screen, meanwhile, the outer air bag is overstocked due to the movement between the driving side plates, the air in the outer air bag is discharged through the air nozzle, and the air with dust passing through the filter screen is blown out of the air inlet channel.
8. The fresh air blower air intake device with dehumidification function as in claim 7,
an air inlet nozzle is arranged on each driving side plate, one end of each air inlet nozzle is positioned in the air inlet cavity, and the other end of each air inlet nozzle in the upper air inlet unit and the lower air inlet unit is connected with the second air inlet pipe and the first air inlet pipe through air pipes;
the outer air bag is provided with a corresponding avoidance gap;
in the working process of the air inlet unit, filtered air in the air inlet cavity enters the first air inlet pipe through the air inlet nozzle and is supplied to the fresh air machine.
9. The fresh air blower air intake device with dehumidification function as in claim 4,
the wind guide unit further includes:
the induced draft fan is arranged inside the fresh air fan;
the first air inlet pipe and the second air inlet pipe are respectively arranged on the side of the induced draft fan;
when the driving unit opens the lower air inlet unit, the first electromagnetic valve controls the first air inlet pipe to be opened and the second electromagnetic valve controls the second air inlet pipe to be closed, when the driving unit contracts the lower air inlet unit, the first electromagnetic valve controls the first air inlet pipe to be closed and the second electromagnetic valve controls the second air inlet pipe to be opened, the upper air inlet unit and the lower air inlet unit alternately perform air inlet and exhaust work, the induced draft fan pumps filtered clean air towards the fresh air fan, and the upper air inlet unit and the lower air inlet unit alternately perform air inlet and exhaust work to clean respective filter screens.
10. The fresh air blower air intake device with dehumidification function as in claim 4,
the drive unit includes:
the air cylinder is controlled by the control module;
the telescopic rod is connected with the output end of the air cylinder;
the connecting plate is connected with the telescopic rod, and the upper end and the lower end of the connecting plate are provided with long rods;
the long rod is connected with the outer rhombic frame;
when the fresh air fan starts to work, the control module controls the cylinder to start, the telescopic rod is driven to reciprocate to stretch out and retract, the long rod drives the outer diamond-shaped frame to reciprocate, and one end of the outer diamond-shaped frame is fixedly connected with the fixing plate, so that the outer diamond-shaped frame is driven by the long rod to be centered and contracted and outwards expanded.
CN202211197227.0A 2022-09-29 2022-09-29 New fan air inlet device with dehumidification function Active CN115597137B (en)

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