CN115200200A - Laminar flow air supply ceiling - Google Patents
Laminar flow air supply ceiling Download PDFInfo
- Publication number
- CN115200200A CN115200200A CN202110400656.2A CN202110400656A CN115200200A CN 115200200 A CN115200200 A CN 115200200A CN 202110400656 A CN202110400656 A CN 202110400656A CN 115200200 A CN115200200 A CN 115200200A
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- Prior art keywords
- air
- frame
- sealing
- installation
- plate
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- 238000007789 sealing Methods 0.000 claims abstract description 56
- 238000009434 installation Methods 0.000 claims abstract description 41
- 210000003437 trachea Anatomy 0.000 claims description 8
- 241000700647 Variola virus Species 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 9
- 230000007774 longterm Effects 0.000 description 7
- 230000003749 cleanliness Effects 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/068—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- 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)
- Ventilation (AREA)
Abstract
The invention discloses a laminar flow air supply ceiling which comprises at least four outer shells with upper and lower openings, wherein each outer shell comprises two first side plates which are arranged in parallel and oppositely and two second side plates which are arranged in parallel and oppositely, the first side plates and the second side plates are arranged at intervals and are connected end to enclose the outer shell, an installation outer frame is arranged in each outer shell, and air filtering holes which are vertically communicated with installation grooves are formed in the side surface of a filtering module area arranged in each installation outer frame, so that air outside the installation outer frame can enter the cavity through a filtering module; the filter plate frame is embedded into the installation frame, a sealing air bag is filled between each of two side surfaces of the area of the installation frame and the installation frame, the sealing air bag comprises an outer sleeve and an air distribution pipe located in the outer sleeve, and the inner diameter of the air hole is gradually increased along the direction far away from the connection position of the air pipe and the air distribution pipe. The invention improves the air supply quality consistency and the structural stability of the air supply ceiling in the long-time use process.
Description
Technical Field
The invention relates to the field of medical ceilings, in particular to a laminar flow air supply ceiling.
Background
The air supply laminar flow ceiling is a necessary purifying device for modern hospital operating rooms. The device is based on the leading leakage-proof layer technology at home and abroad, and relies on the clean air supply ceiling device in the operating room, and the air flow in the clean room can be reasonably distributed by using the device, so that the indoor cleanliness is effectively ensured. Can be widely applied to items such as clean operating rooms, clean wards, clean animal rooms and the like in hospitals. The technical trend of the current air supply laminar flow ceiling is to develop towards the direction of energy conservation, simple system and convenient operation and maintenance.
Disclosure of Invention
The invention mainly aims to provide a laminar flow air supply ceiling, which solves the problem that the air supply cleanliness of the conventional laminar flow ceiling is reduced or unstable in the long-term use process.
In order to achieve the purpose, the invention adopts the technical scheme that: a laminar flow air supply ceiling comprises at least four outer shells with upper and lower openings, wherein each outer shell comprises two first side plates arranged in parallel and oppositely and two second side plates arranged in parallel and oppositely, the first side plates and the second side plates are arranged at intervals and are connected end to form the outer shell in a surrounding mode, the length of each first side plate is larger than that of each second side plate, and every four outer shells are connected end to form a ceiling unit with a square mounting hole in the center;
the upper opening of the outer shell is provided with a top plate, the lower opening of the outer shell is provided with a flow dispersing plate, an air inlet is formed in one side surface of the outer shell, an installation outer frame is arranged in the outer shell, the lower end surface of the installation outer frame is in sealing connection with the flow dispersing plate, the upper part of the installation outer frame is in sealing connection with an inner top plate, and therefore a cavity is formed between the flow dispersing plate and the inner top plate;
the upper end surface of the mounting outer frame is provided with a plurality of mounting grooves, a filter plate frame provided with a filter module is embedded into the mounting grooves and can be connected with the mounting grooves in a plugging mode, and the side surface of the region, in which the filter module is arranged, of the mounting outer frame is provided with filter air holes which are vertically communicated with the mounting grooves, so that air outside the mounting outer frame can enter the cavity through the filter module;
sealing air bags are respectively filled between the two side surfaces of the area, embedded into the mounting frame, of the filter plate frame and the mounting frame, the sealing air bags are annularly arranged on the periphery of the filter module, 2 sealing air bags are respectively communicated with an air pipe arranged in the filter plate frame, the top of the filter plate frame extends upwards from the inside of the mounting frame and is exposed out of the top plate, and one end, far away from the sealing air bags, of the air pipe extends to the top of the filter plate frame;
the sealed gasbag includes outer tube and the gas distribution pipe that is located the outer tube, the gas distribution pipe with the trachea intercommunication, the spaced apart a plurality of gas pocket that is equipped with on the gas distribution pipe for the outer tube passes through gas pocket and trachea intercommunication, the internal diameter of gas pocket is along keeping away from the direction of trachea and gas distribution pipe junction and increase gradually.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the top plate is provided with the slot matched with the filter plate frame.
2. In the above scheme, in the four outer shells enclosing the ceiling unit, one second side plate of any one outer shell is connected with one end of one first side plate of the adjacent outer shell.
3. In the above scheme, each air inlet on the outer shell is communicated with the square mounting hole.
4. In the above scheme, the air inlet is provided with an air sealing plate.
5. In the above scheme, a square mounting groove is arranged in the square mounting hole, and the four air sealing plates are respectively mounted on the square mounting groove.
6. In the above scheme, the filter plate frame is provided with the air passing hole in the middle of the top plate and the inner top plate.
7. In the above scheme, be provided with the check valve on the trachea, and the trachea extends to the one end at filter plate frame top and is provided with airtight lid.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the laminar flow air supply ceiling, the sealing air bags are respectively filled between the two side surfaces of the filter plate frame embedded into the installation outer frame region and the installation outer frame, the sealing air bags are annularly arranged on the periphery of the filter module, 2 sealing air bags are respectively communicated with the air pipe arranged in the filter plate frame, the top of the filter plate frame extends upwards from the inside of the installation outer frame and is exposed out of the top plate, one end, far away from the sealing air bags, of the air pipe extends to the top of the filter plate frame, so that the sealing effect between the filter plate frame and the installation outer frame is further improved, the filter plate frame can be conveniently plugged and replaced for multiple times, and the cleanliness and the stability of air supply can be always kept in the processes of long-term use and multiple filter plate frame replacement; further, two side surfaces of the filter plate frame embedded installation frame region are respectively filled with a sealing air bag between the installation frame, the branch air pipes which penetrate through the filter plate frame through a plurality of are communicated between the sealing air bags with 2 parallel opposite arrangement, and are arranged at equal intervals along the circumferential direction of the sealing air bags, the uniformity and consistency of air inflation and deflation of the two sealing air bags are ensured through the two sealing air bags communicated by the plurality of branch air pipes, the offset dislocation between the filter plate frame and the installation frame caused by uneven stress in the air inflation and deflation process is avoided, and the cleanliness and the stability of air supply in the long-term use process are further improved.
2. According to the laminar flow air supply ceiling, the sealing air bag positioned between the filter plate frame and the mounting outer frame comprises the outer sleeve and the air distribution pipe positioned in the outer sleeve, the air distribution pipe is communicated with the air pipe, and the air distribution pipe is provided with the plurality of air holes at intervals, so that the outer sleeve is communicated with the air pipe through the air holes, the air charging and discharging of the sealing air bag are uniform and stable, the phenomenon that the ceiling unit shakes due to overlarge pressure change at the moment of air charging and discharging can be avoided, and the structural stability of the ceiling unit in the long-term use process is improved; furthermore, spaced apart on the gas distribution pipe and be equipped with a plurality of gas pocket, the internal diameter of gas pocket is crescent along the direction of keeping away from trachea and gas distribution pipe junction, has further improved the homogeneity and the stability of filling gassing to sealed gasbag, improves air supply quality uniformity and the structural stability in the long-time use of smallpox unit.
Drawings
FIG. 1 is a first overall schematic view of a laminar flow air supply ceiling of the present invention;
FIG. 2 is a second overall schematic view of the laminar flow air supply ceiling of the present invention;
FIG. 3 is a schematic structural view of a laminar flow air supply ceiling of the present invention;
FIG. 4 is an assembly drawing of a filter frame and an installation outer frame of the laminar flow air supply ceiling of the invention;
FIG. 5 is a schematic partial cross-sectional view of a laminar flow plenum ceiling of the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 5 at A;
FIG. 7 is an enlarged view of the structure at B in FIG. 5;
FIG. 8 is a schematic structural diagram of an installation groove and a gas filtering hole of an installation outer frame in the invention;
FIG. 9 is a longitudinal cross-sectional view of a sealed bladder of the present invention;
FIG. 10 is an enlarged view of the structure of FIG. 9 at C;
figure 11 is a transverse cross-sectional view of a sealed bladder in a laminar flow plenum ceiling of the present invention.
In the above drawings: 1. an outer housing; 101. a first side plate; 102. a second side plate; 103. a square mounting hole; 2. a flow dispersing plate; 3. a top plate; 5. a filter plate frame; 7. an airtight cover; 8. a one-way valve; 9. air passing holes; 10. sealing the air bag; 11. an air tube; 12. a filtration module; 13. an inner ceiling plate; 14. installing an outer frame; 16. a gas seal plate; 17. a square mounting groove; 20. an air inlet; 21. a cavity; 22. mounting grooves; 23. air filtering holes; 24. an outer sleeve; 25. an air distribution pipe; 26. and (4) air holes.
Detailed Description
In the description of this patent, it is 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 in describing the present invention and simplifying the 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a laminar flow air supply ceiling comprises at least four outer shells 1 with upper and lower openings, wherein each outer shell 1 comprises two first side plates 101 arranged in parallel and opposite to each other and two second side plates 102 arranged in parallel and opposite to each other, the first side plates 101 and the second side plates 102 are arranged at intervals and are connected end to form the outer shell 1, the length of each first side plate 101 is greater than that of each second side plate 102, and every four outer shells 1 are connected end to form a ceiling unit with a square mounting hole 103 in the center;
a top plate 3 is installed at an upper opening of the outer shell 1, a flow dispersing plate 2 is installed at a lower opening of the outer shell 1, an air inlet 20 is formed in one side surface of the outer shell 1, an installation outer frame 14 is arranged in the outer shell 1, the lower end surface of the installation outer frame 14 is connected with the flow dispersing plate 2 in a sealing mode, an inner top plate 13 is connected to the upper portion of the installation outer frame 14 in a sealing mode, and therefore a cavity 21 is formed between the flow dispersing plate 2 and the inner top plate 13;
the upper end surface of the mounting outer frame 14 is provided with a plurality of mounting grooves 22, a filter plate frame 5 provided with a filter module 12 is embedded in the mounting grooves 22 and is connected with the mounting grooves 22 in a pluggable manner, and the side surface of the region, in which the filter module 12 is arranged, of the mounting outer frame 14 is provided with a filter air hole 23 which is vertically communicated with the mounting grooves 22, so that air outside the mounting outer frame 14 can enter the cavity 21 through the filter module 12;
a sealing air bag 10 is filled between each of two side surfaces of the area where the filter plate frame 5 is embedded into the installation outer frame 14 and the installation outer frame 14, the sealing air bags 10 are annularly arranged on the periphery of the filter module 12, 2 sealing air bags 10 are communicated with an air pipe 11 arranged in the filter plate frame 5, the top of the filter plate frame 5 extends upwards from the installation outer frame 14 and is exposed out of the top plate 3, and one end, far away from the sealing air bags 10, of the air pipe 11 extends to the top of the filter plate frame 5;
the sealing air bag 10 comprises an outer sleeve 24 and an air distribution pipe 25 positioned in the outer sleeve 24, the air distribution pipe 25 is communicated with the air pipe 11, a plurality of air holes 26 are formed in the air distribution pipe 25 at intervals, so that the outer sleeve 24 is communicated with the air pipe 11 through the air holes 26, and the inner diameter of each air hole 26 is gradually increased along the direction far away from the connection position of the air pipe 11 and the air distribution pipe 25.
The top plate 3 is provided with a slot matched with the filter plate frame 5.
In the four outer cases 1 enclosing the ceiling unit, one second side plate 102 of any one outer case 1 is connected to one end of one first side plate 101 of the adjacent outer case 1.
The air inlet 20 of each of the outer cases 1 communicates with the square mounting hole 103.
The air pipe 11 is provided with a one-way valve 8, and one end of the air pipe 11 extending to the top of the filter plate frame 5 is provided with an airtight cover 7.
Example 2: a laminar flow air supply ceiling comprises at least four outer shells 1 with upper and lower openings, wherein each outer shell 1 comprises two first side plates 101 which are arranged oppositely in parallel and two second side plates 102 which are arranged oppositely in parallel, the first side plates 101 and the second side plates 102 are arranged at intervals and are connected end to form the outer shell 1, the length of each first side plate 101 is greater than that of the second side plate 102, and every four outer shells 1 are connected end to form a ceiling unit with a square mounting hole 103 in the center;
a top plate 3 is installed at an upper opening of the outer shell 1, a flow dispersing plate 2 is installed at a lower opening of the outer shell 1, an air inlet 20 is formed in one side surface of the outer shell 1, an installation outer frame 14 is arranged in the outer shell 1, the lower end surface of the installation outer frame 14 is hermetically connected with the flow dispersing plate 2, an inner top plate 13 is hermetically connected to the upper portion of the installation outer frame 14, so that a cavity 21 is formed between the flow dispersing plate 2 and the inner top plate 13, and the inner top plate 13 can be a filter plate;
the upper end surface of the mounting outer frame 14 is provided with a plurality of mounting grooves 22, a filter plate frame 5 provided with a filter module 12 is embedded in the mounting grooves 22 and is connected with the mounting grooves 22 in a pluggable manner, and the side surface of the region of the mounting outer frame 14, in which the filter module 12 is arranged, is provided with a filter hole 23 which is vertically communicated with the mounting grooves 22, so that gas outside the mounting outer frame 14 can enter the cavity 21 through the filter module 12;
a sealing air bag 10 is filled between each of two side surfaces of the area where the filter plate frame 5 is embedded into the installation outer frame 14 and the installation outer frame 14, the sealing air bags 10 are annularly arranged on the periphery of the filter module 12, 2 sealing air bags 10 are communicated with an air pipe 11 arranged in the filter plate frame 5, the top of the filter plate frame 5 extends upwards from the installation outer frame 14 and is exposed out of the top plate 3, and one end, far away from the sealing air bags 10, of the air pipe 11 extends to the top of the filter plate frame 5;
the sealing air bag 10 comprises an outer sleeve 24 and an air distribution pipe 25 positioned in the outer sleeve 24, the air distribution pipe 25 is communicated with the air pipe 11, a plurality of air holes 26 are formed in the air distribution pipe 25 at intervals, so that the outer sleeve 24 is communicated with the air pipe 11 through the air holes 26, and the inner diameter of each air hole 26 is gradually increased along the direction far away from the connection position of the air pipe 11 and the air distribution pipe 25.
An air seal plate 16 is disposed at the air inlet 20.
A square mounting groove 17 is formed in the square mounting hole 103, and the four air sealing plates 16 are respectively mounted on the square mounting groove 17.
The filter plate frame 5 is provided with a gas passing hole 9 between the top plate 3 and the inner top plate 13.
The working principle is as follows: the purified air enters the outer shell 1 through the air inlet 20, then passes through the filtering module 12 and enters a cavity 21 formed by the filtering module 12, the flow dispersing plate 2 and the inner top plate 13, the air is filtered for the last time through the filtering module 12, the filtered air enters the cavity 21 for static pressure, the air flow is balanced through the flow equalizing membrane after the static pressure, and the balanced air flow is dispersed into an operating room through the flow dispersing plate 2;
when the filter module 12 needs to be replaced, the airtight cover 7 is firstly screwed down, then the check valve 8 is pushed open by the metal pipe for exhausting, air in the sealed air bag 10 is discharged through the air pipe 11, the sealed air bag 10 retracts into the filter plate frame 5, then the fixing bolt is disassembled, the filter plate frame 5 and the filter module 12 can be integrally drawn out and the filter module 12 is replaced, after the filter module 12 is replaced, the filter plate frame 5 is inserted back into the installation outer frame 14, air is injected into the sealed air bag 10 through the air pipe 11, the sealed air bag 10 is full and fits with the installation outer frame 14 for sealing, air outflow is avoided through the check valve 8, then the airtight cover 7 is used for reinforcing and sealing, finally the fixing bolt is screwed in, the fixing bolt is matched with the fixing bolt through the bolt hole for locking, sealing is completed, and when the outer shell 1 is not fully installed, the redundant position is blocked through the air blocking plate 16.
When the laminar flow wind ceiling is adopted, the sealing effect between the filter plate frame and the mounting outer frame is further improved, the filter plate frame can be conveniently plugged and replaced for multiple times, and the cleanliness and the stability of air supply can be always kept in the process of long-term use and multiple filter plate frame replacement;
furthermore, a sealing air bag is filled between each of two side surfaces of the area where the filter plate frame is embedded into the mounting outer frame and the mounting outer frame, 2 sealing air bags which are arranged in parallel and oppositely are communicated through a plurality of branch air pipes penetrating through the filter plate frame, the plurality of branch air pipes are arranged at equal intervals along the circumferential direction of the sealing air bags, the two sealing air bags are communicated through the plurality of branch air pipes, the uniformity and consistency of air inflation and deflation of the two sealing air bags are ensured, the offset and dislocation between the filter plate frame and the mounting outer frame caused by uneven stress in the air inflation and deflation process are avoided, and the air supply cleanliness and stability in the long-term use process are further improved;
furthermore, the sealing air bag positioned between the filter plate frame and the mounting outer frame comprises an outer sleeve and an air distribution pipe positioned in the outer sleeve, the air distribution pipe is communicated with the air pipe, and a plurality of air holes are formed in the air distribution pipe at intervals, so that the outer sleeve is communicated with the air pipe through the air holes, the air charging and discharging of the sealing air bag are uniform and stable, the shaking of the ceiling unit caused by overlarge pressure change at the moment of air charging and discharging can be avoided, and the structural stability of the ceiling unit in the long-term use process is improved;
further, the gas distribution pipe is provided with a plurality of gas holes at intervals, the inner diameter of each gas hole is gradually increased along the direction far away from the joint of the gas pipe and the gas distribution pipe, the uniformity and the stability of gas filling and discharging of the sealed gas bag are further improved, and the air supply quality consistency and the structural stability of the ceiling unit in the long-time use process are improved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a laminar flow air supply smallpox, includes four at least upper and lower open-ended shells (1), its characterized in that: the outer shell (1) comprises two first side plates (101) arranged oppositely in parallel and two second side plates (102) arranged oppositely in parallel, the first side plates (101) and the second side plates (102) are arranged at intervals and are connected end to form the outer shell (1), the length of each first side plate (101) is greater than that of each second side plate (102), and every four outer shells (1) are connected end to form a ceiling unit with a square mounting hole (103) in the center;
a top plate (3) is installed at the upper opening of the outer shell (1), a flow dispersing plate (2) is installed at the lower opening of the outer shell (1), an air inlet (20) is formed in one side surface of the outer shell (1), an installation outer frame (14) is arranged in the outer shell (1), the lower end surface of the installation outer frame (14) is connected with the flow dispersing plate (2) in a sealing mode, an inner top plate (13) is connected to the upper portion of the installation outer frame (14) in a sealing mode, and therefore a cavity (21) is formed between the flow dispersing plate (2) and the inner top plate (13);
the upper end surface of the mounting outer frame (14) is provided with a plurality of mounting grooves (22), a filter plate frame (5) provided with a filter module (12) is embedded into the mounting grooves (22) and is connected with the mounting grooves (22) in a pluggable manner, and the side surface of the region of the mounting outer frame (14) internally provided with the filter module (12) is provided with a filter air hole (23) vertically communicated with the mounting grooves (22), so that air outside the mounting outer frame (14) can enter the cavity (21) through the filter module (12);
the filter plate frame (5) is embedded into the installation frame (14), a sealing air bag (10) is respectively filled between two side surfaces of the installation frame (14) and the installation frame (14), the sealing air bags (10) are annularly arranged on the periphery of the filter module (12), 2 sealing air bags (10) are respectively communicated with an air pipe (11) arranged in the filter plate frame (5), the top of the filter plate frame (5) extends upwards from the installation frame (14) and is exposed from the top plate (3), and one end, far away from the sealing air bags (10), of the air pipe (11) extends to the top of the filter plate frame (5);
the sealing airbag (10) comprises an outer sleeve (24) and an air distribution pipe (25) positioned in the outer sleeve (24), the air distribution pipe (25) is communicated with the air pipe (11), a plurality of air holes (26) are formed in the air distribution pipe (25) at intervals, so that the outer sleeve (24) is communicated with the air pipe (11) through the air holes (26), and the inner diameter of each air hole (26) is gradually increased along the direction away from the joint of the air pipe (11) and the air distribution pipe (25).
2. The laminar flow plenum ceiling of claim 1, wherein: the top plate (3) is provided with a slot matched with the filter plate frame (5).
3. The laminar flow plenum ceiling of claim 1, wherein: in four outer shells (1) which enclose a ceiling unit, one second side plate (102) of any one outer shell (1) is connected with one end of one first side plate (101) of the adjacent outer shell (1).
4. The laminar flow air supply ceiling tile of claim 3, wherein: and each air inlet (20) on the outer shell (1) is communicated with the square mounting hole (103).
5. The laminar flow plenum ceiling of claim 4, wherein: an air sealing plate (16) is arranged at the air inlet (20).
6. The laminar flow plenum ceiling of claim 5, wherein: a square mounting groove (17) is formed in the square mounting hole (103), and the four air sealing plates (16) are mounted on the square mounting groove (17) respectively.
7. The laminar flow air supply ceiling tile of claim 1, wherein: the filter plate frame (5) is provided with a gas passing hole (9) in the middle of the top plate (3) and the inner top plate (13).
8. The laminar flow air supply ceiling tile of claim 1, wherein: be provided with check valve (8) on trachea (11), and trachea (11) extend to the one end at filter plate frame (5) top and are provided with airtight lid (7).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110400656.2A CN115200200B (en) | 2021-04-14 | 2021-04-14 | Laminar air supply ceiling |
| CN202410558058.1A CN118361785A (en) | 2021-04-14 | 2021-04-14 | Laminar air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110400656.2A CN115200200B (en) | 2021-04-14 | 2021-04-14 | Laminar air supply ceiling |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410558058.1A Division CN118361785A (en) | 2021-04-14 | 2021-04-14 | Laminar air supply device |
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| Publication Number | Publication Date |
|---|---|
| CN115200200A true CN115200200A (en) | 2022-10-18 |
| CN115200200B CN115200200B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410558058.1A Pending CN118361785A (en) | 2021-04-14 | 2021-04-14 | Laminar air supply device |
| CN202110400656.2A Active CN115200200B (en) | 2021-04-14 | 2021-04-14 | Laminar air supply ceiling |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410558058.1A Pending CN118361785A (en) | 2021-04-14 | 2021-04-14 | Laminar air supply device |
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| CN206929946U (en) * | 2017-05-22 | 2018-01-26 | 江苏盈通建设科技发展有限公司 | The high ventilative luminous air-blow ceiling of operating room |
| CN207797263U (en) * | 2017-12-07 | 2018-08-31 | 苏州斐森尔净化科技有限公司 | A kind of combined type hundred-level laminar flow cover |
| CN209246270U (en) * | 2018-11-15 | 2019-08-13 | 韦氏（苏州）医疗科技有限公司 | A kind of laminar flow air-blow ceiling of easy access |
| CN209310166U (en) * | 2018-12-21 | 2019-08-27 | 苏州中卫宝佳净化工程有限公司 | A kind of clean operating room laminar flow air-blow ceiling plate |
| CN210532573U (en) * | 2019-09-05 | 2020-05-15 | 四川苏净机电设备有限公司 | Installation structure of laminar air supply ceiling of operating room |
| CN210584095U (en) * | 2019-07-24 | 2020-05-22 | 常州市新创智能科技有限公司 | Filter bag fixed knot constructs and bag-type dust collector |
| CN212081506U (en) * | 2020-05-15 | 2020-12-04 | 郑州新基业汽车电子有限公司 | Filter screen canned type synthesizes disinfection filter equipment |
| CN212548608U (en) * | 2020-06-30 | 2021-02-19 | 聂福秀 | Water tank for energy-saving oil fume purification equipment |
| CN212901879U (en) * | 2020-05-14 | 2021-04-06 | 南通海利特橡塑机械有限公司 | Air purification device convenient to disassemble and assemble |
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2021
- 2021-04-14 CN CN202410558058.1A patent/CN118361785A/en active Pending
- 2021-04-14 CN CN202110400656.2A patent/CN115200200B/en active Active
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| NL7513341A (en) * | 1975-05-15 | 1976-11-17 | Filtest Societe Anonyme | SEALING DEVICE FOR VERY HIGH EFFECTIVENESS AIR FILTERS. |
| CN206430335U (en) * | 2017-01-04 | 2017-08-22 | 广东易众空调设备器材有限公司 | Pin-connected panel laminar flow air-blow ceiling |
| CN206929946U (en) * | 2017-05-22 | 2018-01-26 | 江苏盈通建设科技发展有限公司 | The high ventilative luminous air-blow ceiling of operating room |
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| CN209246270U (en) * | 2018-11-15 | 2019-08-13 | 韦氏（苏州）医疗科技有限公司 | A kind of laminar flow air-blow ceiling of easy access |
| CN209310166U (en) * | 2018-12-21 | 2019-08-27 | 苏州中卫宝佳净化工程有限公司 | A kind of clean operating room laminar flow air-blow ceiling plate |
| CN210584095U (en) * | 2019-07-24 | 2020-05-22 | 常州市新创智能科技有限公司 | Filter bag fixed knot constructs and bag-type dust collector |
| CN210532573U (en) * | 2019-09-05 | 2020-05-15 | 四川苏净机电设备有限公司 | Installation structure of laminar air supply ceiling of operating room |
| CN212901879U (en) * | 2020-05-14 | 2021-04-06 | 南通海利特橡塑机械有限公司 | Air purification device convenient to disassemble and assemble |
| CN212081506U (en) * | 2020-05-15 | 2020-12-04 | 郑州新基业汽车电子有限公司 | Filter screen canned type synthesizes disinfection filter equipment |
| CN212548608U (en) * | 2020-06-30 | 2021-02-19 | 聂福秀 | Water tank for energy-saving oil fume purification equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118361785A (en) | 2024-07-19 |
| CN115200200B (en) | 2024-06-11 |
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