Clamping seat type fresh air structure device

Abstract

The utility model provides a clamping seat type fresh air structure device. The clamping seat type fresh air structure device comprises a built-in air pipe, a connecting piece and an air outlet module. The built-in air pipe is arranged in a side plate of the clamping seat unit, an air outlet is formed in the built-in air pipe, a through hole is formed in the clamping seat unit, the air outlet module is arranged at the position of the through hole and connected with the air outlet in a sealed mode, and connecting pieces are installed at the two ends of the built-in air pipe respectively; the connecting piece is divided into a middle connecting piece and a tail end connecting piece, the middle connecting piece comprises a first connecting piece, a first connecting pipe is arranged in the first connecting piece, and the first connecting pipe is in sealed connection with the built-in air pipe; the tail end connecting piece comprises a second connecting piece, a second connecting pipe is arranged in the second connecting piece, one end of the second connecting pipe is connected with the built-in air pipe in a sealed mode, and the other end of the second connecting pipe is closed. Through the integrated design of the built-in air pipe and the clamping seat unit, the built-in air pipe can be directly embedded into the clamping seat unit without relying on a building preassembled pipeline, the built-in air pipe is suitable for a newly-built or existing building reconstruction scene, the technical application range is greatly expanded, and the pipeline layout is more flexible.

Description

TECHNICAL FIELD

[0001] The utility model relates to partial conveying fresh air technical field especially, relate to a card seat formula fresh air structure device. BACKGROUND

[0002] The current fresh air system is divided into centralized fresh air system and pipeless fresh air system, and the pipeless fresh air system is more applied to residential buildings, and the centralized fresh air system is more applied to public buildings such as office, catering and hospital.

[0003] At present, there are three kinds of fresh air volume calculation methods of centralized fresh air system: according to the space volume and the number of air changes, according to the required fresh air volume of human body, and according to the CO2 concentration. And depending on the form of traditional centralized fresh air system, the fresh air provided is diffused in the whole space to dilute the pollutants, so the three calculation methods are all considered for the whole space to calculate the fresh air volume. This results in that the fresh air volume delivered by the centralized fresh air system is large, and the fresh air load is high, so the energy consumption of the fresh air system is also high.

[0004] In order to reduce energy consumption, a device for sending fresh air locally appears in the prior art. That is, the wind blown by the fresh air system is directly guided to the personnel activity area. For example, Chinese patent application No. CN201820513794.5 discloses a micro-environment quality control system for large space, which comprises a fresh air purifier, a temperature and wind speed controller, an elastic fresh air micro-pipe and a plurality of fresh air micro-holes. The fresh air purifier is connected with an exchange air pipe, the exchange air pipe penetrates through the wall to the outdoor. The temperature and wind speed controller is connected between the air outlet of the fresh air purifier and the air inlet of the elastic fresh air micro-pipe in the air path, and is electrically connected with the fresh air purifier, for detecting the air temperature and wind speed in the elastic fresh air micro-pipe, and adjusting the outlet air temperature and speed of the fresh air purifier accordingly. The air outlet of the elastic fresh air micro-pipe is connected to each fresh air micro-hole. Each fresh air micro-hole is arranged above and below each office desk, and each fresh air micro-hole is provided with an air duct opening and closing device.

[0005] In the above patent, the wind blown by the fresh air system is guided to the office table to reduce energy consumption. However, the fresh air pipeline of the patent relies on the building pre-installed fresh air pipeline, the layout flexibility is limited, and it is not suitable for building reconstruction without pre-installed fresh air pipeline. Moreover, the fresh air delivery pipeline is externally installed, and the pipeline layout is still difficult to integrate with office furniture, and the hidden nature and functionality cannot be considered, and the exposed pipeline reduces the neatness of the office environment. UTILITY MODEL CONTENTS

[0006] The technical problem to be solved by the utility model is to provide a card seat formula fresh air structure device, which does not need to rely on building pre-installed pipeline, can be directly embedded in the interior of office furniture, improves the flexibility of layout, and can consider the hidden nature and functionality of the pipeline.

[0007] This utility model is implemented as follows:

[0008] This utility model provides a booth-type fresh air structure device, which is installed on a booth-type office desk. The booth-type office desk is composed of several booth units. The number of the device corresponds one-to-one with the number of booth units. Each device includes an internal air duct, a connector, and an air outlet module. The internal air duct is located inside the side plate of the booth unit and has an air outlet. The booth unit has a through hole that matches the air outlet. The air outlet module is located at the through hole and is sealed to the air outlet. Connectors are installed at both ends of the internal air duct.

[0009] The connector is divided into a middle connector and an end connector. From the perspective of the fresh air delivery direction, the middle connector is set at the beginning of the first card seat unit and between two adjacent card seat units. The middle connector at the beginning of the first card seat unit is connected to the centralized fresh air system. The end connector is set at the end of the end card seat unit.

[0010] The middle connector includes a first connector that is detachably connected to the side plate of the card slot unit. The first connector has a first connecting pipe that matches the built-in air duct inside, and the first connecting pipe is sealed to the built-in air duct. The end connector includes a second connector that is detachably connected to the side plate of the card slot unit. The second connector has a second connecting pipe that matches the built-in air duct inside, one end of the second connecting pipe is sealed to the built-in air duct, and the other end is closed.

[0011] Furthermore, the air outlet module includes a fan module, which is fixed to the side plate of the card slot unit. One end of the fan module has an extension, which extends through a through hole into the built-in air duct. The extension is also connected to a first sealing element, which abuts against the side wall of the built-in air duct.

[0012] The other end of the fan module is connected to a hollow mounting shell. The air outlet module also includes a primary treatment module, a secondary treatment module, and a tertiary treatment module disposed within the mounting shell. The mounting shell contains three sets of mounting components. Each set of mounting components includes two U-shaped guide plates with a gap between them to form a mounting groove. The primary treatment module, the secondary treatment module, and the tertiary treatment module are respectively installed in their corresponding mounting grooves. The inner wall of the mounting groove is provided with a second sealing element for sealing.

[0013] The mounting shell is provided with three square holes corresponding to the mounting shell inner cavity on the side away from the side plate of the card seat unit, the square holes correspond to the notch of the U-shaped guide piece, the outer wall of the mounting shell is hinged with a flip door for closing the square holes, the inner wall of the flip door is provided with a third sealing piece and a fourth sealing piece, when the flip door is closed, the third sealing piece is in contact with the corresponding primary processing module, secondary processing module and tertiary processing module, and the fourth sealing piece is in contact with the outer wall of the mounting shell.

[0014] The mounting shell is provided with three square holes corresponding to the mounting shell inner cavity on the side away from the side plate of the card seat unit, the square holes correspond to the notch of the U-shaped guide piece, the outer wall of the mounting shell is hinged with a flip door for closing the square holes, the inner wall of the flip door is provided with a third sealing piece and a fourth sealing piece, when the flip door is closed, the third sealing piece is in contact with the corresponding primary processing module, secondary processing module and tertiary processing module, and the fourth sealing piece is in contact with the outer wall of the mounting shell.

[0015] Further, the louvered air outlet module comprises an air outlet pipe connected with the mounting shell, and the air outlet pipe is provided with an air outlet on the side away from the side plate of the card seat unit.

[0016] Further, the air outlet pipe is further provided with a wind baffle matched with the air outlet pipe, and the upper end of the wind baffle is hinged to the inner wall of the air outlet pipe.

[0017] Further, the mounting shell is further provided with a buckle for locking the flip door, one end of the buckle is mounted on the flip door, and the other end of the buckle is fixed on the mounting shell.

[0018] Further, the primary processing module, the secondary processing module and the tertiary processing module respectively comprise an installation frame matched with the installation groove and a functional module arranged in the installation frame, the functional module of the primary processing module is a primary filter or an electronic dust remover, the functional module of the secondary processing module is a secondary filter, an electronic dust remover, a light hydrogen ion sterilization and purification module or an electronic sterilization module, and the functional module of the tertiary processing module is a heater, a dehumidification module or an aromatherapy module.

[0019] Further, the mounting shell is further provided with a power module, the power module is connected with the fan module, the primary processing module, the secondary processing module and the tertiary processing module through wires, the mounting shell is further provided with a control module, the control module is connected with a control cable, the control cable is electrically connected with the fan module, the primary processing module, the secondary processing module and the tertiary processing module by penetrating the mounting shell, and the outer wall of the cable is sealingly connected with the mounting shell.

[0020] The utility model discloses a kind of air purifiers, which comprises mounting shell, fan module, primary processing module, secondary processing module and tertiary processing module.

[0021] 1. The utility model discloses an air purifier, which is integrated with the card seat unit by built-in air pipe, without relying on building pre-installed pipeline, can be directly embedded in the card seat unit, suitable for new building or existing building reconstruction scene, greatly expands the technical application range, makes pipeline layout more flexible.

[0022] 2, The device is installed in a hidden way through the built-in air pipe, only the air outlet and the processing module are exposed, the pipeline is completely hidden in the side plate of the card seat, the space appearance is significantly improved, the conflict between the exposed pipeline and the office facilities is avoided, and the dual optimization of function and aesthetics is realized.

[0023] 3, The primary processing module, the secondary processing module and the tertiary processing module are respectively installed in the installation groove, are not associated with each other, each module can be independently replaced, and maintenance is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0024] The utility model will be further described below with reference to the drawings and in combination with the embodiments.

[0025] Figure 1 It is a card seat type fresh air structure device specific embodiment structure diagram of the utility model.

[0026] Figure 2 It is Figure 1 It is a partial side view (connection parts are hidden) of the device.

[0027] Figure 3 It is a built-in air pipe, connection parts and centralized fresh air system connection structure diagram in the utility model.

[0028] Figure 4 It is a fan module and card seat unit and built-in air pipe connection structure diagram in the utility model.

[0029] Figure 5 It is a fan module and first sealing part connection structure diagram in the utility model.

[0030] Figure 6 It is an air outlet module structure diagram in the utility model.

[0031] Figure 7 It is a three processing modules and installation shell connection structure diagram in the utility model.

[0032] Figure 8 It is Figure 6 A-A partial sectional view in the utility model.

[0033] Figure 9 It is a turn door structure diagram in the utility model.

[0034] Figure 10 It is a three processing module composition structure diagram in the utility model.

[0035] Figure 11 It is a louver air outlet module inner baffle connection structure diagram in the utility model.

[0036] Figure 12 It is a control module structure diagram in the utility model.

[0037] Figure 13 It is the middle connecting piece structure schematic view of the utility model.

[0038] Figure 14 It is the end connecting piece structure schematic view of the utility model.

[0039] Mark explanation in the drawing:

[0040] 1, card seat unit;101, through hole;102, upper cover plate;2, built-in air pipe;21, air outlet;3, connecting piece;31, middle connecting piece;311, first connecting piece;312, first connecting pipe;32, end connecting piece;321, second connecting piece;322, second connecting pipe;4, air outlet module;41, fan module;411, extension;412, first sealing piece;42, installation shell;421, square hole;43, primary processing module;44, secondary processing module;45, tertiary processing module;46, installation frame;47, function module;5, installation assembly;51, guide vane;52, installation groove;53, second sealing piece;6, turn door;7, third sealing piece;8, fourth sealing piece;9, louver air outlet module;91, air outlet pipe;92, exhaust port;93, louver layer;94, wind shield;95, limiting column;10, buckle;11, power module;12, control module;121, MCU;122, switch button;13, cover;14, centralized fresh air system. DETAILED DESCRIPTION

[0041] Please refer to Figures 1 to 14 The utility model provides a card seat type fresh air structure device, install on card seat type office desk, card seat type office desk is spliced by a plurality of card seat unit 1, the device and card seat unit 1's number one to one correspondence, every the device includes built-in air pipe 2, connecting piece 3 and air outlet module 4;Built-in air pipe 2 sets up in the side plate inside of card seat unit 1, built-in air pipe 2 has opened air outlet 21, card seat unit 1 is provided with the through hole 101 matched with air outlet 21, air outlet module 4 sets up at through hole 101, and is sealed with air outlet 21 connection, built-in air pipe 2's both ends are installed connecting piece 3 respectively;

[0042] When built-in air pipe 2 is installed into the side plate inside of card seat unit 1, first make the end of built-in air pipe 2 and connecting piece 3 connect. Then, again built-in air pipe 2 is inserted in the side plate of card seat unit 1, again covers the upper cover plate 102 of card seat unit 1 side plate, to hide built-in air pipe 2 in the side plate of card seat unit 1.

[0043] The card seat type fresh air structure device further comprises a cover 13, and the cover 13 has different shapes according to the installation position of the cover 13. If the cover 13 is arranged at the tail of the card seat unit 1, the cover 13 has a T-shaped structure, and if the cover 13 is arranged between two card seat units 1, the cover 13 has a cross-shaped structure; the cover 13 is used for covering the connecting piece 3.

[0044] The connecting piece 3 is divided into a middle connecting piece 31 and a terminal connecting piece 32. From the fresh air conveying direction, the middle connecting piece 31 is arranged at the head of the first card seat unit 1 and between two adjacent card seat units 1, and the middle connecting piece 31 at the head of the first card seat unit 1 is connected with the centralized fresh air system 14; the terminal connecting piece 32 is arranged at the tail of the terminal card seat unit 1; that is, from the fresh air conveying direction, the front end of the terminal built-in air pipe 2 is connected with the middle connecting piece 31, the tail end of the terminal built-in air pipe 2 is connected with the terminal connecting piece 32, and the end portions of the remaining built-in air pipes 2 are all connected with the middle connecting piece 31.

[0045] The middle connecting piece 31 comprises a first connecting piece 311 which is detachably connected with the side plate of the card seat unit 1, and the first connecting piece 311 is internally provided with a first connecting pipe 312 which is matched with the built-in air pipe 2; the first connecting pipe 312 is fixedly connected with the first connecting piece 311, and the first connecting pipe 312 is sealingly connected with the built-in air pipe 2; the terminal connecting piece 32 comprises a second connecting piece 321 which is detachably connected with the side plate of the card seat unit 1, and the second connecting piece 321 is internally provided with a second connecting pipe 322 which is matched with the built-in air pipe 2; the second connecting pipe 322 is fixedly connected with the second connecting piece 321, and one end of the second connecting pipe 322 is sealingly connected with the built-in air pipe 2 and the other end is closed. The end portion of the side plate of the card seat unit 1 is provided with a clamping groove along the length direction thereof, and the first connecting piece 311 and the second connecting piece 321 are provided with clamping protrusions; when the middle connecting piece 31 or the terminal connecting piece 32 is connected with the side plate of the card seat unit 1, the clamping protrusions are clamped into the clamping groove, so that the middle connecting piece 31 and the terminal connecting piece 32 are reliably connected with the side plate of the card seat unit 1.

[0046] When assembling the card seat type fresh air structure device, sealing pads are arranged at the two ends of the built-in air pipe 2 at the end portion of the first connecting pipe 312, the first connecting piece 311 or the second connecting piece 321 is connected with the two ends of the built-in air pipe 2 according to the actual installation position, and then the first connecting piece 311, the second connecting piece 321 and the built-in air pipe 2 which form an integral whole are connected with the single card seat unit 1. After the connection, the air outlet 21 of the built-in air pipe 2 is aligned with the through hole 101, and the first connecting piece 311 or the second connecting piece 321 is clamped at the end portion of the card seat unit 1.

[0047] Specifically, the air outlet module 4 comprises a fan module 41 fixed on the side plate of the card seat unit 1, one end of the fan module 41 has an extension part 411 extending into the built-in air duct 2 through the through hole 101, and the extension part 411 is further connected with a first sealing piece 412 abutting against the side wall of the built-in air duct 2; the fan module 41 is composed of a volute and a fan arranged in the volute, the extension part 411 is arranged on the volute, and the volute is locked on the side plate of the card seat unit 1 by screws.

[0048] The other end of the fan module 41 is connected with a hollow mounting shell 42 connected with the volute, the air outlet module 4 further comprises a primary processing module 43, a secondary processing module 44 and a tertiary processing module 45 arranged in the mounting shell 42, the mounting shell 42 is provided with three groups of mounting assemblies 5, each of the mounting assemblies 5 comprises two U-shaped guide vanes 51, a mounting groove 52 is formed between the two guide vanes 51, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45 are respectively arranged in the corresponding mounting grooves 52, and the inner wall of the mounting groove 52 is provided with a second sealing piece 53 for sealing; when the primary processing module 43, the secondary processing module 44 or the tertiary processing module 45 is mounted, the three processing modules are respectively aligned with the corresponding mounting grooves 52 and pushed into the processing modules, at this time, the three edges of the processing modules are embedded in the mounting grooves 52, and the three edges of the processing modules are in contact with the second sealing pieces 53 to seal the gap between the processing modules and the mounting grooves 52.

[0049] When the primary processing module, the secondary processing module and the tertiary processing module are maintained or replaced, the corresponding module can be directly pulled out of the mounting groove after the turnover door is opened, the three processing modules are not associated with each other, each module can be independently replaced, and maintenance is more convenient.

[0050] The mounting shell 42 is provided with three square holes 421 corresponding to the inner cavity of the mounting shell 42 on the side away from the side plate of the cartridge unit 1, the size of the square holes 421 is larger than that of the processing module, the square holes 421 correspond to the notch of the U-shaped guide piece 51, that is, the direction hole is opened at the notch of the guide piece 51. The outer wall of the mounting shell 42 is hinged with a flip door 6 used for closing the square hole 421, the inner wall of the flip door 6 is provided with a third sealing piece 7 and a fourth sealing piece 8, when the flip door 6 is closed, the third sealing piece 7 contacts the corresponding primary processing module 43, secondary processing module 44 and tertiary processing module 45 to seal the gap between the flip door 6 and the primary processing module 43, secondary processing module 44 and tertiary processing module 45, the fourth sealing piece 8 contacts the outer wall of the mounting shell 42; since the size of the square hole 421 is larger than that of the processing module, therefore, the fourth sealing piece 8 is used to seal the gap between the flip door 6 and the mounting shell 42 to prevent the gas from escaping through the gap between the square hole 421, the flip door 6 and the mounting shell 42.

[0051] The end of the mounting shell 42 away from the fan module 41 is connected with a louver air outlet module 9.

[0052] Specifically, the louver air outlet module 9 includes an air outlet pipe 91 connected with the mounting shell 42, the air outlet pipe 91 is provided with an air outlet 92 on the side away from the side plate of the cartridge unit 1, and two layers of louver layers 93 are arranged at the air outlet 92. Each louver on the outer side can rotate up and down synchronously, and each louver on the inner side can rotate left and right synchronously. By manually adjusting the rotation direction of the louvers, the air outlet direction of fresh air can be adjusted.

[0053] Specifically, the air outlet pipe 91 is further provided with a wind baffle 94 matched with the air outlet pipe 91, and the upper end of the wind baffle 94 is hinged to the inner wall of the air outlet pipe 91. A limiting column 95 is further arranged in the air outlet pipe 91, and the limiting column 95 is arranged on the side close to the mounting shell 42. The wind baffle 94 is used to prevent the return air from flowing back into the built-in air pipe 2. When the fan module 41 is turned on, the fresh air blows the wind baffle 94 to open, so that the fresh air can be blown out from the air outlet 92. After the fan module 41 stops, under the action of gravity, the wind baffle 94 remains in a vertical state, and the side of the wind baffle 94 away from the mounting shell 42 contacts the limiting column 95. When the window is opened for ventilation, the wind from the outside may blow to the air outlet 92, at this time, since the wind baffle 94 is limited by the limiting column 95, the wind baffle 94 still remains in a vertical state to block the outside wind from flowing back into the built-in air pipe 2.

[0054] Specifically, the mounting shell 42 is further connected with a buckle 10 used for locking the flip door 6, one end of the buckle 10 is mounted on the flip door 6, and the other end of the buckle 10 is fixed on the mounting shell 42. The buckle 10 is a component used for locking the door of a box and the like on the market, and a person skilled in the art can select a buckle 10 with a suitable size according to the size of the flip door 6.

[0055] Specifically, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45 respectively include a mounting frame 46 matched with the mounting groove 52 and a functional module 47 arranged inside the mounting frame 46, the functional module 47 of the primary processing is a primary filter or an electronic dust remover, the functional module 47 of the secondary processing module 44 is a secondary filter, an electronic dust remover, a light hydrogen ion sterilization and purification module or an electronic sterilization module, and the functional module 47 of the tertiary processing module 45 is a heater, a dehumidification module or an aromatherapy module.

[0056] Specifically, the installation shell 42 is further provided with a power module 11, the power module 11 is a rechargeable battery, and a charging connector is sealingly mounted outside the installation shell 42; the power module 11 is connected with the fan module 41, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45 through wires; the installation shell 42 is further provided with a control module 12, the control module 12 is connected with a control cable, the control cable is electrically connected with the fan module 41, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45 through the installation shell 42, and the outer wall of the cable is sealingly connected with the installation shell 42. More specifically, the control module 12 includes an MCU 121 and four switch buttons 122 for controlling the start and stop of the fan module 41, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45, the MCU 121 is electrically connected with the fan module 41, the primary processing module 43, the secondary processing module 44 and the tertiary processing module 45, and the MCU 121 controls the corresponding fan module 41, primary processing module 43, secondary processing module 44 or tertiary processing module 45 to work after one of the switch buttons 122 is pressed.

[0057] The built-in air pipe and the card seat unit are integrated, no pre-installed pipeline in the building is needed, the built-in air pipe can be directly embedded in the card seat unit, is suitable for new building or existing building reconstruction scene, greatly expands the technical application range, makes the pipeline layout more flexible. The device is hiddenly installed through the built-in air pipe, only the air outlet and the processing module are exposed, the pipeline is completely hidden in the card seat side plate, the space appearance is obviously improved, the conflict between the exposed pipeline and the office facilities is avoided, and the dual optimization of function and aesthetics is realized. The primary processing module, the secondary processing module and the tertiary processing module are respectively installed in the mounting groove and are not associated with each other, each module can be independently replaced, and maintenance is more convenient.

[0058] Although the specific embodiments of the present application are described above, those skilled in the art should understand that the specific embodiments described by us are only illustrative, not for limiting the scope of the present application, and equivalent modifications and changes made by those skilled in the art in accordance with the spirit of the present application should be covered within the scope of the claims of the present application.

Claims

1. A card seat type fresh air structure device, characterized by: The device is installed on a card table, which is composed of several card units, and the device corresponds to the number of card units, each device includes an internal air pipe, a connecting piece and an air outlet module; the internal air pipe is arranged inside the side plate of the card unit, the internal air pipe is provided with an air outlet, the card unit is provided with a through hole matched with the air outlet, the air outlet module is arranged at the through hole and is in sealed connection with the air outlet, and the two ends of the internal air pipe are respectively provided with a connecting piece; The connecting piece is divided into a middle connecting piece and a terminal connecting piece, and the middle connecting piece is arranged between the first end of the first card unit and two adjacent card units from the direction of fresh air conveying, and the middle connecting piece at the first end of the first card unit is connected with the centralized fresh air system, and the terminal connecting piece is arranged at the tail end of the terminal card unit. The middle connecting piece includes a first connecting piece detachably connected with the side plate of the card unit, the first connecting piece is internally provided with a first connecting pipe matched with the internal air pipe, and the first connecting pipe is in sealed connection with the internal air pipe; the terminal connecting piece includes a second connecting piece detachably connected with the side plate of the card unit, the second connecting piece is internally provided with a second connecting pipe matched with the internal air pipe, one end of the second connecting pipe is in sealed connection with the internal air pipe, and the other end of the second connecting pipe is closed.

2. The card seat type fresh air structure device according to claim 1, characterized in that: The air outlet module includes a fan module, the fan module is fixed to the side plate of the card unit, one end of the fan module has an extension part, the extension part extends into the internal air pipe through the through hole, and the extension part is further connected with a first sealing piece, and the first sealing piece abuts against the side wall of the internal air pipe; The other end of the fan module is connected with a hollow mounting shell, the air outlet module further includes a primary processing module, a secondary processing module and a tertiary processing module arranged in the mounting shell, three groups of mounting assemblies are arranged in the mounting shell, each mounting assembly includes two U-shaped guide pieces, a spacing is formed between the two guide pieces to form a mounting groove, the primary processing module, the secondary processing module and the tertiary processing module are respectively arranged in the corresponding mounting groove, and a second sealing piece for sealing is arranged on the inner wall of the mounting groove; Three square holes matched with the inner cavity of the mounting shell are formed on the side of the mounting shell away from the side plate of the card unit, the square holes correspond to the notches of the U-shaped guide pieces, and a flip door for closing the square holes is hinged to the outer wall of the mounting shell, and a third sealing piece and a fourth sealing piece are arranged on the inner wall of the flip door; when the flip door is closed, the third sealing piece is in contact with the corresponding primary processing module, secondary processing module and tertiary processing module, and the fourth sealing piece is in contact with the outer wall of the mounting shell; One end of the mounting shell away from the fan module is connected with a louver air outlet module.

3. The card seat type fresh air structure device according to claim 2, characterized in that: The louver air outlet module includes an air outlet pipe connected with the mounting shell, and an air outlet is arranged on the side of the air outlet pipe away from the side plate of the card unit, and two louver layers are arranged at the air outlet.

4. The card seat type fresh air structure device according to claim 3, characterized in that: The air outlet pipe is provided with a wind baffle matched with the air outlet pipe, the upper end of the wind baffle is hinged to the inner wall of the air outlet pipe, and a limiting column is arranged in the air outlet pipe and arranged on the side close to the mounting shell.

5. The card seat type fresh air structure device according to claim 2, characterized in that: The mounting shell is further connected with a buckle for locking the turning door, one end of the buckle is mounted on the turning door, and the other end of the buckle is fixed on the mounting shell.

6. The card seat type fresh air structure device according to claim 2, characterized in that: The primary processing module, the secondary processing module and the tertiary processing module respectively comprise a mounting frame matched with the mounting slot and a functional module arranged on the inner side of the mounting frame, the functional module of the primary processing module is a primary filter or an electronic dust remover, the functional module of the secondary processing module is a secondary filter, an electronic dust remover, a light hydrogen ion sterilization and purification module or an electronic sterilization module, and the functional module of the tertiary processing module is a heater, a dehumidification module or an aromatherapy module.

7. The card seat type fresh air structure device according to claim 6, characterized in that: The mounting shell is further provided with a power module, the power module is connected with the fan module, the primary processing module, the secondary processing module and the tertiary processing module through wires, the mounting shell is further provided with a control module outside, the control module is connected with a control cable, the control cable is electrically connected with the fan module, the primary processing module, the secondary processing module and the tertiary processing module by penetrating the mounting shell, and the outer wall of the cable is sealingly connected with the mounting shell.

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