CN217057807U - Novel dedicated multiple layer formula air-purifying air supply of clean operating room device - Google Patents
Novel dedicated multiple layer formula air-purifying air supply of clean operating room device Download PDFInfo
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- CN217057807U CN217057807U CN202122892962.0U CN202122892962U CN217057807U CN 217057807 U CN217057807 U CN 217057807U CN 202122892962 U CN202122892962 U CN 202122892962U CN 217057807 U CN217057807 U CN 217057807U
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- 239000000428 dust Substances 0.000 claims abstract description 30
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 13
- 238000007789 sealing Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002085 irritant Substances 0.000 description 3
- 231100000021 irritant Toxicity 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
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Abstract
The utility model belongs to the field of air supply equipment, in particular to a novel special multi-layer type purified air supply device for a clean operating room, which comprises a shell, a first fixed frame and a filter assembly; the top of the shell is fixedly connected with a motor; the output end of the motor is fixedly connected with a rotating shaft; the rotating shaft is fixedly connected with fan blades and a first gear; a sliding groove is formed in the inner side wall of the shell; a pair of first sliding blocks is symmetrically and fixedly connected to two sides of the first fixed frame; the first sliding block is connected to the sliding groove in a sliding mode; an air outlet plate is bolted to the bottom side of the shell; the rigid coupling has the filtration screen panel in the first fixed frame, through setting up transmission shaft, first gear, second gear, cleaning brush, first fixed frame and filtration screen panel, when using, the motor can drive transmission shaft and cleaning brush and rotate, then can clean the filtration screen panel through the cleaning brush to the dust that makes the filtration screen panel is difficult for piling up the jam, thereby reduces the influence to the air supply in the operating room.
Description
Technical Field
The utility model relates to an air supply equipment field specifically is novel dedicated double-deck air-purifying air supply of clean operating room device.
Background
The air supply device is equipment and a device for conveying fresh air indoors, and is used for exchanging indoor air and outdoor air.
In the prior art, an air supply device is installed in an operating room so as to convey fresh air into the operating room, a multi-layer filtering system is installed in the air supply device, a filter screen and a high-efficiency filter are installed in the air supply device, the filter screen is mainly used for primary filtering and reducing medium dust of the air, the high-efficiency filter is used for high-precision filtering, but when the air supply device is used for a long time, dust is accumulated on the surface of the filter screen and then the filter screen is blocked, so that the flow of the air is influenced, and the air supply into the operating room is further influenced; therefore, a novel multi-layer purified air supply device special for a clean operating room is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The utility model provides a technical scheme that its technical problem adopted is: the utility model discloses a special multi-layer purified air supply device for a novel clean operating room, which comprises a shell, a first fixed frame and a filter assembly; the top of the shell is fixedly connected with a motor; the output end of the motor is fixedly connected with a rotating shaft; the rotating shaft is fixedly connected with fan blades and a first gear; a sliding groove is formed in the inner side wall of the shell; a pair of first sliding blocks is symmetrically and fixedly connected to two sides of the first fixed frame; the first sliding block is connected to the sliding groove in a sliding mode; an air outlet plate is bolted to the bottom side of the shell; a filtering screen is fixedly connected in the first fixed frame; the filtering net cover is in a circular truncated cone shape; the filter screen cover is rotatably connected with a transmission shaft; the transmission shaft is fixedly connected with a cleaning brush and a second gear; the first gear and the second gear are meshed with each other; the filter assembly is arranged at the bottom of the shell, and can clean the filter screen cover through the cleaning brush, so that dust on the filter screen cover is not easy to accumulate and block, the influence on air filtration is reduced, and the influence on air supply is reduced.
Preferably, the filter assembly comprises a second fixed frame; an active carbon filter plate is fixedly connected in the second fixed frame; the second fixed frame is arranged at the bottom of the first fixed frame; the bottom of the second fixed frame is provided with a high-efficiency filter body; the two sides of the high-efficiency filter body and the second fixed frame are fixedly connected with second sliding blocks; the second sliding block is connected in the sliding groove in a sliding mode, and the activated carbon filter plate is used for adsorbing irritant gas and part of harmful gas in the cavity.
Preferably, a dust exhaust pipe is fixedly connected to the side surface of the first fixed frame; the end part of the dust exhaust pipe is fixedly connected with a threaded cylinder; the bottom of the threaded cylinder is connected with a collecting pipe through threads, so that dust is collected, and the dust is conveniently treated subsequently.
Preferably, the second fixing frame and the top side of the high-efficiency filter body are fixedly connected with rubber rings; a first rod body and a second rod body are fixedly connected to the top side of the second fixed frame and the top side of the high-efficiency filter respectively; a first clamping groove is formed in the position, corresponding to the first rod body, of the bottom side of the first fixed frame; and a second clamping groove is formed in the position, corresponding to the second rod body, of the bottom side of the second fixing frame, so that the situation of dislocation during installation is reduced, and the installation is facilitated.
Preferably, the bottom of the shell is provided with a sliding groove; a sliding rod is connected in the sliding groove in a sliding manner; one end of the sliding rod is fixedly connected with a connecting plate, and the other end of the sliding rod is fixedly connected with a piston rod; a piston cylinder is fixedly connected to the surface of the shell; the piston rod penetrates through the bottom wall body of the piston cylinder and is in sliding connection with the bottom wall body of the piston cylinder; the top end of the piston rod is fixedly connected with a piston plate; the piston plate is provided with a through hole; a support frame is fixedly connected between the connecting plates, when the filter is detached, a worker does not need to support the high-efficiency filter body at the bottom all the time, and detachment and installation are convenient.
Preferably, a pair of extending grooves are symmetrically formed in two sides of the supporting frame; the fixed rod is connected in the extending groove in a sliding manner; a spring is fixedly connected between the fixed rod and the side wall extending out of the bottom of the groove; a clamping groove is formed in the position, corresponding to the fixed rod, of the inner side wall of the shell; a pull rod is fixedly connected to the bottom side of the fixed rod; the pull rod is connected with the extending groove in a sliding mode to fix the supporting frame, so that the supporting frame is supported when a worker does not need to install the air outlet plate, and installation is facilitated.
The utility model discloses an useful part lies in:
1. the utility model discloses a set up transmission shaft, first gear, second gear, cleaning brush, first fixed frame and filter the screen panel, when using, the motor can drive transmission shaft and cleaning brush rotate, then can clean the filter screen panel through the cleaning brush to the dust that makes the filter screen panel is difficult for piling up the jam, thereby reduces the influence to the air supply in the operating room.
2. The utility model discloses a set up support frame, connecting plate, slide bar, piston cylinder, piston rod and piston plate, rely on the support frame to support high efficiency filter body bottom to cooperate through piston cylinder, piston rod and piston plate, thereby delay the falling speed, reduce the impact force that falls suddenly and produce, thereby reduce the damage of device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural view of a housing according to a first embodiment;
FIG. 2 is a schematic side view of the housing according to the first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a partial enlarged view of the portion A in FIG. 2
FIG. 5 is a schematic view of a supporting frame according to the first embodiment;
fig. 6 is a schematic structural view of a seal ring according to a second embodiment.
In the figure: 11. a housing; 12. a first fixed frame; 13. a filtering net cover; 14. a motor; 15. a rotating shaft; 16. a drive shaft; 17. a cleaning brush; 18. a chute; 19. an air outlet plate; 21. a high efficiency filter body; 22. a second fixed frame; 23. an active carbon filter plate; 31. a dust exhaust pipe; 32. a threaded barrel; 33. a collection tube; 41. a rubber ring; 42. a first rod body; 43. a second rod body; 51. a support frame; 52. a connecting plate; 53. a piston cylinder; 54. a piston rod; 541. a piston plate; 61. extending out of the groove; 62. fixing the rod; 63. a card slot; 7. and (6) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1-5, the multi-layer air-purifying blower for a new clean operating room includes a housing 11, a first fixing frame 12 and a filter assembly; the top of the shell 11 is fixedly connected with a motor 14; the output end of the motor 14 is fixedly connected with a rotating shaft 15; the rotating shaft 15 is fixedly connected with fan blades and a first gear; a sliding groove 18 is formed in the inner side wall of the shell 11; a pair of first sliding blocks is symmetrically and fixedly connected to two sides of the first fixed frame 12; the first sliding block is connected with the sliding groove 18 in a sliding manner; an air outlet plate 19 is bolted to the bottom side of the shell 11; a filtering screen 13 is fixedly connected in the first fixed frame 12; the filter screen 13 is in a circular truncated cone shape; the filter screen cover 13 is rotatably connected with a transmission shaft 16; a cleaning brush 17 and a second gear are fixedly connected to the transmission shaft 16; the first gear and the second gear are meshed with each other; the filter assembly is arranged at the bottom of the shell 11; the filter assembly comprises a second fixed frame 22; an active carbon filter plate 23 is fixedly connected in the second fixed frame 22; the second fixed frame 22 is arranged at the bottom of the first fixed frame 12; the bottom of the second fixed frame 22 is provided with a high-efficiency filter body 21; two sides of the high-efficiency filter body 21 and the second fixed frame 22 are fixedly connected with second sliding blocks; the second sliding block is connected in the sliding groove 18 in a sliding manner; a dust exhaust pipe 31 is fixedly connected to the side surface of the first fixed frame 12; the end part of the dust exhaust pipe 31 is fixedly connected with a threaded cylinder 32; the bottom of the threaded cylinder 32 is connected with a collecting pipe 33 through threads; when the device is installed, the shell 11 is installed on a ceiling, the top of the shell 11 is communicated with the outdoor through a pipeline, then the first fixing frame 12, the second fixing frame 22 and the high-efficiency filter body 21 are sequentially placed into the shell 11, meanwhile, the first sliding block and the second sliding block slide into the sliding groove 18, so that the first fixing frame 12, the second fixing frame 22 and the high-efficiency filter body 21 can be positioned, then the air outlet plate 19 is fixedly bolted, so that the device is assembled, later replacement and maintenance can be facilitated through the detachable fixing mode, dust in air can be filtered through the filter screen 13, dust in air flow is reduced, the high-efficiency filter body 21 is a filter device of an existing air supply device, the filter precision is high, the active carbon filter plate 23 is used for adsorbing irritant gas and part of harmful gas in a cavity, after the assembly is completed, the first fixing frame 12 is positioned at the top of the sliding groove 18, then first gear and second gear meshing, then when motor 14 work supplies air to the operating room, it can drive transmission shaft 16 and cleaning brush 17 and rotate, can clean filter screen panel 13 through cleaning brush 17, thereby make filter screen panel 13's dust be difficult for piling up the jam, thereby reduce the influence to air filter, thereby reduce the influence to the air-feed, filter screen panel 13's round platform shape structural design, thereby can increase filterable area, thereby make it be difficult for taking place the jam, when using, the dust can be to filter screen panel 13 bottom gathering, later under cleaning brush 17's promotion, it can get into collection pipe 33 through dust exhaust pipe 31 in, so that collect the dust, be convenient for follow-up handle the dust.
The bottom of the shell 11 is provided with a sliding groove; a sliding rod is connected in the sliding groove in a sliding manner; one end of the sliding rod is fixedly connected with a connecting plate 52, and the other end of the sliding rod is fixedly connected with a piston rod 54; a piston cylinder 53 is fixedly connected to the surface of the shell 11; the piston rod 54 penetrates through the bottom wall body of the piston cylinder 53 and is in sliding connection with the bottom wall body; a piston plate 541 is fixedly connected to the top end of the piston rod 54; the piston plate 541 is provided with a through hole; a support frame 51 is fixedly connected between the pair of connecting plates 52; when later stage change and maintenance, air-out board 19 is dismantled to the staff, later support frame 51 top high efficiency filter body 21 and first fixed frame 12 can the downstream with the fixed frame 22 of second, drive piston rod 54 downstream simultaneously, full liquid in the piston cylinder 53, because the hole on the piston plate 541 is less, piston cylinder 53 has the liquid in pole chamber to slowly enter into no pole intracavity through the through-hole, thereby make support frame 51 slowly fall, thereby delay the falling speed, reduce the impact force that falls suddenly and produce, thereby the damage of reducing means, cooperate through support frame 51 and piston rod 54, can support high efficiency filter body 21 with this, when dismantling, the staff need not to hold in the palm high efficiency filter body 21 in the bottom always, conveniently dismantle and install.
A pair of extending grooves 61 are symmetrically formed in the two sides of the supporting frame 51; a fixing rod 62 is connected in the extending groove 61 in a sliding manner; a spring is fixedly connected between the fixed rod 62 and the side wall of the bottom of the extending groove 61; a clamping groove 63 is formed in the position, corresponding to the fixed rod 62, of the inner side wall of the shell 11; a pull rod is fixedly connected to the bottom side of the fixed rod 62; the pull rod is connected with the extending groove 61 in a sliding manner; when the installation, in pushing away casing 11 with support frame 51 from the bottom, later dead lever 62 surface slides on the casing 11 inside wall, then its tip corresponds with draw-in groove 63, later insert in draw-in groove 63 under the effect of spring, fix support frame 51 with this, thereby when need not staff's installation air-out board 19, hold in the palm support frame 51, conveniently install, when dismantling, the staff is through pulling the pull rod, with this take dead lever 62 out from draw-in groove 63, thereby remove the fixed to support frame 51.
Example two
Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a sealing ring 7 is fixedly connected to an inner sidewall of the housing 11; the bottom side of the sealing ring 7 is in contact with the first fixed frame 12; during installation, the bottom side of the sealing ring 7 contacts the first frame 12, thereby sealing the gap between the first frame 12 and the inner side wall of the housing 11, so that the air is prevented from entering the sliding groove 18 and flowing out as filtered air.
The working principle is that when the device is installed, the shell 11 is installed on a ceiling, the top of the shell 11 is communicated with the outside through a pipeline, then the first fixing frame 12, the second fixing frame 22 and the high-efficiency filter body 21 are sequentially placed into the shell 11, meanwhile, the first sliding block and the second sliding block slide into the sliding groove 18, the first fixing frame 12, the second fixing frame 22 and the high-efficiency filter body 21 can be positioned, then the air outlet plate 19 is fixedly connected in a bolted mode, the device is assembled, later replacement and maintenance can be facilitated through the detachable fixing mode, dust in air can be filtered through the filter screen 13, dust in air flow is reduced, the high-efficiency filter body 21 is a filter device of the existing air supply device, the filter precision is high, the active carbon filter plate 23 is used for adsorbing irritant gas and part of harmful gas in a cavity, after the assembly is completed, the first fixing frame 12 is positioned at the top of the sliding groove 18, then the first gear is meshed with the second gear, then when the motor 14 works to supply air to the operating room, the motor can drive the transmission shaft 16 and the cleaning brush 17 to rotate, the filter screen 13 can be cleaned through the cleaning brush 17, so that dust on the filter screen 13 is not easy to accumulate and block, the influence on air filtration is reduced, the influence on air supply is reduced, the circular truncated cone-shaped structural design of the filter screen 13 can increase the filterable area, so that the blockage is not easy to occur, when the dust collecting device is used, the dust can be collected to the bottom of the filter screen 13, then under the pushing of the cleaning brush 17, the dust can enter the collecting pipe 33 through the dust discharging pipe 31, the dust is collected, the subsequent dust treatment is convenient, the first fixing frame 12 and the second fixing frame 22 are sequentially stacked, then the first rod body 42 and the second rod body 43 are respectively inserted into the first clamping groove 63 and the second clamping groove 63, the high-efficiency filter can be positioned in sequence, the dislocation during installation is reduced, the installation is convenient, the rubber ring 41 is arranged, the joint can be sealed, so that the air outflow from the joint is reduced, when the high-efficiency filter is replaced and maintained in the later period, a worker detaches the air outlet plate 19, the high-efficiency filter body 21 at the top of the support frame 51, the first fixing frame 12 and the second fixing frame 22 can move downwards, the piston rod 54 is driven to move downwards, the piston cylinder 53 is filled with liquid, the liquid with a rod cavity in the piston cylinder 53 slowly enters the rodless cavity through the through hole due to the small hole in the piston plate 541, so that the support frame 51 slowly falls, the falling speed is delayed, the impact force generated by sudden falling is reduced, the damage of the device is reduced, the support frame 51 is matched with the piston rod 54, and the high-efficiency filter body 21 can be supported, when dismantling, the staff need not to hold in the palm high efficiency filter body 21 in the bottom all the time, conveniently dismantle and install, when the installation, in pushing into casing 11 with support frame 51 from the bottom, later dead lever 62 surface slides on casing 11 inside wall, then its tip corresponds with draw-in groove 63, later insert in draw-in groove 63 under the effect of spring, fix support frame 51 with this, thereby when need not staff's installation air-out board 19, support frame 51, conveniently install, when dismantling, the staff is through the pulling pull rod, take dead lever 62 from draw-in groove 63 with this out, thereby remove the fixed to support frame 51.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.
Claims (6)
1. Novel dedicated multiple layer formula air-purifying air supply of clean operating room device, its characterized in that: comprises a shell (11), a first fixed frame (12) and a filtering component; a motor (14) is fixedly connected to the top of the shell (11); the output end of the motor (14) is fixedly connected with a rotating shaft (15); the rotating shaft (15) is fixedly connected with fan blades and a first gear; a sliding groove (18) is formed in the inner side wall of the shell (11); a pair of first sliding blocks is symmetrically and fixedly connected to two sides of the first fixed frame (12); the first sliding block is connected with the sliding groove (18) in a sliding way; an air outlet plate (19) is bolted to the bottom side of the shell (11); a filtering screen (13) is fixedly connected in the first fixed frame (12); the filter screen cover (13) is in a circular truncated cone shape; the filter screen cover (13) is rotatably connected with a transmission shaft (16); a cleaning brush (17) and a second gear are fixedly connected to the transmission shaft (16); the first gear and the second gear are meshed with each other; the filtering component is arranged at the bottom of the shell (11).
2. The special multi-layer air-purifying blower for clean operating rooms of claim 1, wherein: the filtering assembly comprises a second fixed frame (22); an active carbon filter plate (23) is fixedly connected in the second fixed frame (22); the second fixed frame (22) is arranged at the bottom of the first fixed frame (12); the bottom of the second fixed frame (22) is provided with a high-efficiency filter body (21); two sides of the high-efficiency filter body (21) and the second fixed frame (22) are fixedly connected with second sliding blocks; the second sliding block is connected in the sliding groove (18) in a sliding way.
3. The special multi-layer air-purifying blower for clean operating rooms of claim 2, wherein: a dust exhaust pipe (31) is fixedly connected to the side surface of the first fixed frame (12); the end part of the dust exhaust pipe (31) is fixedly connected with a threaded cylinder (32); the bottom of the threaded cylinder (32) is connected with a collecting pipe (33) through threads.
4. The novel multi-layer air-purifying blower special for clean operating rooms as claimed in claim 3, wherein: rubber rings (41) are fixedly connected to the top sides of the second fixed frame (22) and the high-efficiency filter body (21); a first rod body (42) and a second rod body (43) are fixedly connected to the top side of the second fixed frame (22) and the top side of the high-efficiency filter respectively; a first clamping groove (63) is formed in the position, corresponding to the first rod body (42), of the bottom side of the first fixed frame (12); and a second clamping groove (63) is formed in the position, corresponding to the second rod body (43), of the bottom side of the second fixing frame (22).
5. The special multi-layer air supply device for the novel clean operating room as claimed in claim 4, wherein: the bottom of the shell (11) is provided with a sliding groove; a sliding rod is connected in the sliding groove in a sliding manner; one end of the sliding rod is fixedly connected with a connecting plate (52), and the other end of the sliding rod is fixedly connected with a piston rod (54); a piston cylinder (53) is fixedly connected to the surface of the shell (11); the piston rod (54) penetrates through the bottom wall body of the piston cylinder (53) and is connected with the bottom wall body in a sliding manner; the top end of the piston rod (54) is fixedly connected with a piston plate (541); a through hole is formed in the piston plate (541); a support frame (51) is fixedly connected between the pair of connecting plates (52).
6. The novel multi-layer air-purifying blower special for clean operating rooms as claimed in claim 5, wherein: a pair of extending grooves (61) are symmetrically formed in the two sides of the support frame (51); a fixed rod (62) is connected in the extending groove (61) in a sliding way; a spring is fixedly connected between the fixed rod (62) and the side wall of the bottom of the extending groove (61); a clamping groove (63) is formed in the position, corresponding to the fixed rod (62), of the inner side wall of the shell (11); a pull rod is fixedly connected to the bottom side of the fixed rod (62); the pull rod is connected with the extending groove (61) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122892962.0U CN217057807U (en) | 2021-11-23 | 2021-11-23 | Novel dedicated multiple layer formula air-purifying air supply of clean operating room device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122892962.0U CN217057807U (en) | 2021-11-23 | 2021-11-23 | Novel dedicated multiple layer formula air-purifying air supply of clean operating room device |
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| Publication Number | Publication Date |
|---|---|
| CN217057807U true CN217057807U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122892962.0U Active CN217057807U (en) | 2021-11-23 | 2021-11-23 | Novel dedicated multiple layer formula air-purifying air supply of clean operating room device |
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| CN (1) | CN217057807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118654348A (en) * | 2024-08-19 | 2024-09-17 | 江苏航宇环境科技有限公司 | Operating room air supply device |
-
2021
- 2021-11-23 CN CN202122892962.0U patent/CN217057807U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118654348A (en) * | 2024-08-19 | 2024-09-17 | 江苏航宇环境科技有限公司 | Operating room air supply device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A new type of double-layer purified air supply device dedicated to clean operating rooms Effective date of registration: 20231124 Granted publication date: 20220726 Pledgee: Bank of China Co.,Ltd. Changzhou New North Branch Pledgor: Jiangsu Xuansheng Medical Equipment Co.,Ltd. Registration number: Y2023980066858 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |