CN217441897U - Stacking type modular air purification device - Google Patents
Stacking type modular air purification device Download PDFInfo
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- CN217441897U CN217441897U CN202220816415.6U CN202220816415U CN217441897U CN 217441897 U CN217441897 U CN 217441897U CN 202220816415 U CN202220816415 U CN 202220816415U CN 217441897 U CN217441897 U CN 217441897U
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Abstract
The utility model provides a stacked modular air purification device, which comprises a suspended power filtration system and an air outlet module, wherein the suspended power filtration system comprises a shell, a suspended power unit and a purification unit, the shell is provided with an air inlet end and an air outlet end, the purification unit is detachably arranged in the shell, and the suspended power unit is arranged in the shell; the air outlet module is pressed on the shell by means of gravity, the air outlet module is communicated with the air outlet end, the purification unit is used for purifying air, and the suspension power unit is used for enabling external air to be discharged from the air outlet module after sequentially passing through the air inlet end, the purification unit and the air outlet end. The utility model discloses mainly constitute through superimposed mode by hanging power filtration system and air-out module, it is split type structure in the use of reality, has that the noise is low, the use is convenient, later stage easy maintenance, advantage that the cost is lower.
Description
Technical Field
The utility model relates to an air purification technical field, concretely relates to pile up formula modularization air purification device.
Background
An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a household appliance capable of adsorbing, decomposing or converting various air pollutants (generally including PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollution, bacteria, allergens and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building products. There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. Common air purification techniques are: adsorption technology, negative (positive) ion technology, catalytic technology, photocatalyst technology, superstructure mineralization by light technology, HEPA high efficiency filtration technology, electrostatic precipitation technology, etc.; the material technology mainly comprises the following steps: photocatalyst, active carbon, carbon core filter element technology, synthetic fiber, HEAP high-efficiency material, negative ion generator, etc. The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time.
At present, the purifier in the prior art is basically of an integrated structure, so that when a fault occurs at the later stage and maintenance is needed, most of the purifiers adopt a door-to-door maintenance mode and a mail maintenance mode; the cost of maintaining is high at home, and adopt express delivery mail maintenance then need carry out the express delivery with the clarifier complete machine, but, the clarifier of present integral type structure has bulky, and the shortcoming of heavy weight exists, and the mode express delivery cost of adopting complete machine mail maintenance is higher. The core of the existing purifier is no longer the purification precision, but the air quantity and the noise are difficult to balance, the air quantity is large, the noise is inevitably high, and the noise is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pile up formula modularization air purification device, it mainly comprises through superimposed mode by hanging power filtration system and air-out module, and it is split type structure in the use of reality, has that the noise is low, use convenient, later stage easy maintenance, cost are lower advantage.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a stacked modular air purification device comprises a suspended power filtration system and an air outlet module, wherein the suspended power filtration system comprises a shell, a suspended power unit and a purification unit, the shell is provided with an air inlet end and an air outlet end, the purification unit is detachably mounted in the shell, and the suspended power unit is mounted in the shell; the air outlet module is pressed on the shell by means of gravity, the air outlet module is communicated with the air outlet end, the purification unit is used for purifying air, and the suspension power unit is used for enabling external air to be discharged from the air outlet module after sequentially passing through the air inlet end, the purification unit and the air outlet end.
The suspension power filter system is characterized by further comprising a walking bottom plate, walking wheels are arranged on the walking bottom plate, and the suspension power filter system is installed on the walking bottom plate in a pressing mode through gravity.
Further optimize, be provided with the shock pad between suspension power filtration system and the air-out module.
Wherein, the purification unit mainly comprises at least one layer of filter screen.
The suspension power unit comprises a sealed shell, a sound absorbing body and a fan, wherein a shock absorption pad is additionally arranged on the sealed shell, so that the suspension power unit is completely flexibly connected with the shell and is suspended in the shell; a first sound absorption and noise reduction area of the fan is formed between the sound absorption body and the sealed shell.
In this embodiment, a second sound-absorbing and noise-reducing region is formed between the sealed casing and the casing, and the sound-absorbing and noise-reducing material is filled in the first and second sound-absorbing and noise-reducing regions, and cavities are formed in the first and second sound-absorbing and noise-reducing regions.
Wherein, the shell is provided with a plurality of air inlets, and the air inlet end is formed by the filtering area formed by the air inlets.
Wherein, the air-out module includes epitheca and the sound of setting in the epitheca is inhaled and is fallen the subassembly of making an uproar, and the epitheca top is provided with a plurality of exhaust vents.
Further preferably, the sound-absorbing noise-reducing member includes a sound-absorbing noise-reducing material provided on an inner wall of the upper case.
The sound-absorbing and noise-reducing component also comprises a first air guide sound-absorbing board, a second air guide sound-absorbing board and an installation board, wherein the first air guide sound-absorbing board and the second air guide sound-absorbing board are arranged oppositely, two ends of the first air guide sound-absorbing board and the second air guide sound-absorbing board are respectively connected with the installation board, and the installation board is connected with the upper shell; first wind-guiding abatvoix all includes the vertical portion of first activity and the first oblique portion that links to each other with the vertical portion of first activity, the first vertical portion of activity and the first wind channel of installation plate shape in first, two wind-guiding abatvoix, be provided with the sound absorbing hole on first, the two wind-guiding abatvoix.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model mainly comprises a suspension power filtering system and an air outlet module, wherein the suspension power filtering system comprises a shell, a suspension power unit and a purifying unit, and in the actual use, the purification and filtration of air are realized through the arranged purifying unit, and meanwhile, the external air is discharged from the air outlet module after sequentially passing through an air inlet end, the purifying unit and an air outlet end through the arranged suspension power unit, thereby realizing the purpose of air filtration; in the utility model, the suspension power filtering system and the air outlet module are of a split structure, and the suspension power filtering system and the air outlet module are pressed on the suspension power filtering system through the gravity of the air outlet module, and a split structure is formed between the suspension power filtering system and the air outlet module; if hang power filtration system when breaking down, can be directly will hang power filtration system and dismantle back express delivery maintenance, no longer need carry out the express delivery with the complete machine, reduced the weight and the volume at maintenance position, it is more convenient in the use of reality, it is more convenient in the time of the maintenance, very big reduction maintenance cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the internal structure of fig. 1 according to the present invention.
Fig. 3 is the overall structure schematic diagram of the suspended power filtration system of the present invention.
Fig. 4 is a schematic view of the installation relationship between the suspension power unit and the housing of the present invention.
Fig. 5 is a schematic view of the overall structure of the suspension power unit of the present invention.
Fig. 6 is a schematic view of the internal structure of the suspension power unit of the present invention.
Fig. 7 is the utility model discloses inhale the overall structure schematic diagram of the subassembly of making an uproar.
Fig. 8 is the utility model discloses the inner structure schematic diagram of air-out module.
Reference numerals:
1-suspended power filtration system, 2-air outlet module, 3-shell, 4-suspended power unit, 5-purification unit, 6-air inlet end, 7-air outlet end, 8-sealed shell, 9-sound absorption body, 10-fan, 11-arc part, 12-movable vertical part, 13-first sound absorption and noise reduction area, 14-second sound absorption and noise reduction area, 15-air inlet hole, 16-first wind guide and sound absorption plate, 17-second wind guide and sound absorption plate, 18-mounting plate, 19-air duct, 20-first movable vertical part, 21-first inclined part, 22-upper shell and 23-sound absorption and noise reduction component.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the embodiments of the present invention, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like are used in the orientation and positional relationship shown in the drawings for convenience in describing the embodiments of the present invention and for simplicity in description, and 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 therefore should not be considered as limiting the embodiments of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
In embodiments of the invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature being in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. In order to simplify the disclosure of embodiments of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Furthermore, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example one
Referring to fig. 1-8, this embodiment discloses an accumulation type modularized air purification device, including hanging power filtration system 1 and air-out module 2, hanging power filtration system 1 includes shell 3, hangs power pack 4 and purification unit 5, is provided with air inlet end 6 and air-out end 7 on the shell 3, purification unit 5 installs in shell 3 through detachable mode, hang power pack 4 and install air-out module 2 in shell 3 and rely on self gravity pressure equipment on shell 3, air-out module 2 and air-out end 7 intercommunication, purification unit 5 is used for air-purifying, hang power pack 4 and be used for making outside air pass through air inlet end 6, purification unit 5, air-out end 7 in proper order and then discharge from air-out module 2.
In specific implementation, the suspension power unit 4 is installed in the housing 3 and located behind the purification unit 5, that is, the suspension power unit 4 is used for introducing outside air, so that the air enters the housing 3, is filtered and then is discharged, and purification treatment of the air is realized.
The utility model mainly comprises a suspension power filter system 1 and an air outlet module 2, wherein the suspension power filter system 1 comprises a shell 3, a suspension power unit 4 and a purification unit 5, and in the actual use, the purification and filtration of air are realized through the arranged purification unit 5, and meanwhile, the external air is discharged from the air outlet module 2 after sequentially passing through an air inlet end 6, the purification unit 5 and an air outlet end 7 through the arranged suspension power unit 4, so that the purpose of air filtration is realized; in the utility model, the suspension power filter system 1 and the air outlet module 2 are of a split structure, and the suspension power filter system 1 and the air outlet module 2 are pressed on the suspension power filter system 1 through the gravity of the air outlet module 2, and a separable structure is formed between the suspension power filter system 1 and the air outlet module 2; if hang power filtration system 1 when breaking down, can be directly will hang power filtration system 1 and dismantle back express delivery maintenance, no longer need carry out the express delivery with the complete machine, reduced the weight and the volume at maintenance position, it is more convenient in the use of reality, it is more convenient in the time of the maintenance, very big reduction maintenance cost.
And simultaneously, the utility model discloses in, purification unit 5 is integrated form structure, in the use of reality only need with purification unit 5 install in shell 3 can, more convenient when changing.
The utility model discloses hang power filtration system 1 and air-out module 2 and adopt split type structure, at the in-process that uses at the later stage, can clean, clean the inside of hanging power filtration system 1 and air-out module 2 after dismantling both, it is more convenient to maintain daily.
In specific implementation, the purification unit mainly comprises at least one layer of filter screen; in the practical use, the filter screen can be increased or decreased according to the environment; the filter screen includes but not limited to can be electrostatic adsorption filter screen, active carbon adsorption filter screen, specifically as: non-woven fabrics filter screen, glass fiber filter screen, synthetic fiber filter screen, active carbon filter screen, nano silver filter screen, photocatalyst filter screen, etc.
In specific implementation, the suspension power unit 4 comprises a sealed shell 8, a sound absorption body 9 and a fan 10, a shock absorption pad is additionally arranged on the sealed shell 8, so that the suspension power unit 4 and the shell 3 are completely and flexibly connected and suspended in the shell, the sound absorption body 9 comprises an arc-shaped part 11 and movable vertical parts 12 connected to two ends of the arc-shaped part 11, the movable vertical parts 12 are parallel to each other, and the arc-shaped part 11 is of an arc-shaped porous structure; a first sound absorption and noise reduction region 13 is formed between the sound absorption body 9 and the sealed housing 8.
In practical application, the sound absorbing body 9 is mounted on the sealed shell 8 to form a shell structure with a cavity, so that a first sound absorbing and noise reducing area is formed; after the vertical portion 12 of activity is opened, materials such as sound absorption cotton are placed in the cavity, the vertical portion 12 of activity is fixed, the rubber pad is attached to the fan installation portion, and then the fan installation portion is installed to the inner side of the arc portion 11, so that the sealing and shock absorption effects are achieved.
In actual use, the movable vertical part 12 at the upper end of the sound absorbing body 9 and the sealed shell 8 form an air outlet end 7, the cross section of the air outlet end 7 is of a square structure, and the air outlet end 7 is a square channel; after can the air admission air-out module 2 like this, the circulation area of air obtains the multiple magnification, further improves the noise reduction effect.
Further optimize, form the second between sealed casing 8 and the shell 3 and inhale the sound and fall the area 14 of making an uproar, the first, second is inhaled the sound and is fallen the regional intussuseption of making an uproar and fill and is inhaled the sound and fall the material of making an uproar to, first, second are inhaled the sound and are fallen the regional cavity that is provided with of making an uproar.
The sound absorption body 9 is additionally arranged in the sealed shell 8, so that the purposes of sound absorption and noise reduction can be further achieved; and sound-absorbing and noise-reducing materials, such as sound-absorbing cotton, are filled in the first and second sound-absorbing and noise-reducing areas.
The first sound absorption and noise reduction area 13 forms a sound absorption cavity; form the fixed chamber of fan 10 in the seal shell 8, inhale and be provided with a plurality of round holes on the sound body 9, inhale and be totally closed state between sound body 9 and the seal shell 8, the vibrations that can reduce the fan 10 when moving like this and the noise that produces when the air current flows.
Wherein, the sealing shell 8 and the shell 3 are fixed in a plug-in mounting way; the connection mode between the shell 3 and the sealed shell 8 is flexible connection suspension, namely, the shell 3 and the sealed shell 8 form downward insertion connection; the top and the outer edge of the sealed shell 8 are provided with sealed shock-absorbing and sound-absorbing cotton, and the sealed shell 8 is arranged in the shell 3 in a hanging manner; in actual use, in order to further improve the stability between the housing 3 and the sealed housing 8; the connection part between the sealing outer shell 8 and the outer shell 3 is connected through a screw rod, screw holes are formed in the sealing outer shell 8 and the outer shell 3, an outer frame nut is arranged on the outer shell 3, a rubber hose or a rubber cushion is sleeved on the inner frame screw rod during installation, the inner frame screw rod and the outer frame nut are screwed tightly, at the moment, the rubber hose or the rubber cushion sleeved on the inner frame screw rod deforms to fill the screw holes, and a complete soft isolation state is formed between the inner frame screw rod and the sealing outer shell 8, so that the sealing outer shell 8 can be completely in a soft connection suspension state, a 0 friction effect is achieved, and low-frequency noise generated by resonance of the sealing outer shell 8 and the outer shell 3 is efficiently reduced; at the same time, the second sound-absorbing and noise-reducing region 14 formed between the casing 3 and the sealed casing 8 can be made noise-reducing again.
Wherein, the shell 3 is provided with a plurality of air inlet holes 15, and the filtering area formed by the air inlet holes 15 forms the air inlet end 6; the air inlet holes 15 are arranged to facilitate air entering and simultaneously achieve the purpose of primary filtering.
The air outlet module 2 comprises an upper shell 22 and a sound-absorbing and noise-reducing component 23 arranged in the upper shell 22, and a plurality of air outlet holes are formed in the top of the upper shell 22; the sound-absorbing noise-reducing member 23 includes a sound-absorbing noise-reducing material provided on the inner wall of the upper case 22, and the sound-absorbing noise-reducing material forms a sound-absorbing noise-reducing layer. In particular implementations, the sound absorbing material includes, but is not limited to, sound absorbing and noise reducing cotton.
In this embodiment, the sound absorbing and noise reducing assembly 23 includes sound absorbing and noise reducing cotton disposed on the inside of the upper case 22. The purpose of sound absorption and noise reduction can be achieved by arranging the sound absorption and noise reduction cotton inside the upper shell 22.
In some embodiments, the sound-absorbing and noise-reducing assembly 23 includes a first air-guiding sound-absorbing board 16, a second air-guiding sound-absorbing board 17 and a mounting board 18, the first air-guiding sound-absorbing board 16 and the second air-guiding sound-absorbing board 17 are disposed opposite to each other and are connected at two ends to the mounting board 18, respectively, and the mounting board 18 is connected to the upper casing 22; the first air guide and sound absorption plates 16 respectively comprise a first movable vertical part 20 and a first inclined part 21 connected with the first movable vertical part 20, the first movable vertical part 20 of the first air guide and sound absorption plates and the mounting plate 18 form a first air duct, and sound absorption holes are formed in the first air guide and sound absorption plates; the purpose of noise reduction can be further achieved by providing the first air guide sound-absorbing plate 16 and the second air guide sound-absorbing plate 17.
The utility model discloses air-out module 2 and suspension power filtration system 1 are independent function module, and both form a removable structure through gravity stack mode, if when equipment broke down, the user can be under the condition of not using any instrument, post after dismantling suspension power filtration system 1 to after sale center and maintain, unify as customer after sale by the service center, effectively reduce the puzzlement that after sale personnel went to the door and bring the customer; the module has small volume and low cost, greatly reduces the operation cost of enterprises, and enables the enterprises to have more funds and energy to concentrate on product research and development and after-sale service.
Wherein, it should be noted that the arc-shaped part is an arc-shaped porous structure.
Example two
The embodiment is further optimized on the basis of the first embodiment, and in the embodiment, the suspension power filter system further comprises a walking bottom plate, wherein walking wheels are arranged on the walking bottom plate, and the suspension power filter system 1 is installed on the walking bottom plate through gravity in a pressing mode; the device can be conveniently moved by the arranged walking bottom plate and the walking wheels.
Further optimize, hang and be provided with the shock pad between power filtration system 1 and the air-out module 2, the shock pad through setting up not only can increase the frictional force who hangs power filtration system 1 and air-out module 2 contact surface, realizes the purpose that the antiskid falls, can also realize the shock attenuation simultaneously, and then the noise reduction.
In some embodiments, the device further comprises a random function unit, wherein the random function unit is a humidifying unit, a heating unit or a refrigerating unit; when the user concretely implements, the humidifying unit, the heating unit or the refrigerating unit can be additionally arranged according to the use requirement; and the random function unit is used for being arranged at the top of the air outlet module 2.
Wherein the heating unit includes, but is not limited to, a heating plate; the refrigeration unit includes, but is not limited to, may be a refrigeration pill; when the air conditioner is used, purified air is discharged from the air outlet module 2 and then can flow through the heating unit or the refrigerating unit to be heated or refrigerated so as to increase or decrease the temperature of the air; the humidifying unit may be a humidifier or an evaporative humidifier.
The users can easily and freely combine the air purifying module without any tools, wherein the purifying unit 5 can be additionally provided with a filter layer according to the use requirement to form a multifunctional air purifying module; when the air is purified, the purified clean air flow is used for evaporating and humidifying the evaporative humidifier, extra power consumption is not required to be added during use, and the purpose of humidifying with the energy consumption of 0 can be guaranteed under the condition of absolute safety;
in addition, the utility model also has the function of clean air circulation heating, when the temperature is lower in winter, the purified air can be heated when flowing through the heating unit; the purified air is used as a heating medium, so that the potential threat of harmful substances in the unpurified air to heating elements can be effectively reduced, and the unit is not required to be directly stored when being heated; the refrigeration unit can be additionally arranged to refrigerate the air in summer.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
The above description is only exemplary of the present invention and should not be taken as limiting, and all changes, equivalents, and improvements made within the spirit and principles of the present invention should be understood as being included in the scope of the present invention.
Claims (10)
1. The utility model provides a pile up formula modularization air purification device which characterized in that: the suspended power filtering system comprises a shell, a suspended power unit and a purifying unit, wherein the shell is provided with an air inlet end and an air outlet end, the purifying unit is detachably arranged in the shell, and the suspended power unit is arranged in the shell; the air outlet module is pressed on the shell by means of gravity, the air outlet module is communicated with the air outlet end, and the suspension power unit is used for enabling outside air to be discharged from the air outlet module after sequentially passing through the air inlet end, the purification unit and the air outlet end.
2. The stacked modular air purification apparatus of claim 1, wherein: the suspended power filtering system is mounted on the walking bottom plate in a pressing mode through gravity.
3. The stacked modular air purification apparatus of claim 1, wherein: and a shock pad is arranged between the suspension power filtering system and the air outlet module.
4. The stacked modular air purification apparatus of claim 1, wherein: the purification unit is a drawer type filter frame.
5. A stacked modular air purification apparatus, as claimed in claim 3, wherein: the suspension power unit comprises a sealed shell, a sound absorbing body and a fan, wherein a shock absorption pad is additionally arranged on the sealed shell, so that the suspension power unit is completely flexibly connected with the shell and is suspended in the shell; a first sound absorption and noise reduction area is formed between the sound absorption body and the sealed shell.
6. The stacked modular air purification apparatus of claim 5, wherein: a second sound-absorbing and noise-reducing area is formed between the sealed shell and the shell, sound-absorbing and noise-reducing materials are filled in the first and second sound-absorbing and noise-reducing areas, and cavities are formed in the first and second sound-absorbing and noise-reducing areas.
7. The stacked modular air purification apparatus of claim 1, wherein: the shell is provided with a plurality of air inlets, and the air inlet end is formed by a filtering area formed by the air inlets.
8. The stacked modular air cleaning apparatus as recited in any one of claims 1 to 7, wherein: the air outlet module comprises an upper shell and a sound-absorbing and noise-reducing assembly arranged in the upper shell, and a plurality of air outlet holes are formed in the top of the upper shell.
9. The stacked modular air purification apparatus of claim 8, wherein: the sound absorption and noise reduction assembly comprises a first air guide sound absorption plate, a second air guide sound absorption plate and a mounting plate, wherein the first air guide sound absorption plate and the second air guide sound absorption plate are arranged oppositely, two ends of the first air guide sound absorption plate and two ends of the second air guide sound absorption plate are respectively connected with the mounting plate, and the mounting plate is connected with the upper shell; the first air guide and sound absorption plates respectively comprise a first movable vertical portion and a first inclined portion connected with the first movable vertical portion, the first movable vertical portion and the mounting plate-shaped first air duct in the first air guide and sound absorption plates are respectively provided with a sound absorption hole.
10. The stacked modular air purification apparatus of claim 6, wherein: the sealing shell is fixed with the shell in a plug-in mounting mode, and the shell is connected with the sealing shell in a flexible connection suspension mode.
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CN202220816415.6U CN217441897U (en) | 2022-04-11 | 2022-04-11 | Stacking type modular air purification device |
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CN202220816415.6U CN217441897U (en) | 2022-04-11 | 2022-04-11 | Stacking type modular air purification device |
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