CN217300356U - High leakproofness's airtight purifying door of operating room - Google Patents
High leakproofness's airtight purifying door of operating room Download PDFInfo
- Publication number
- CN217300356U CN217300356U CN202122885383.3U CN202122885383U CN217300356U CN 217300356 U CN217300356 U CN 217300356U CN 202122885383 U CN202122885383 U CN 202122885383U CN 217300356 U CN217300356 U CN 217300356U
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- door
- fixedly connected
- operating room
- shell
- airtight
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- 238000007789 sealing Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 62
- 229920000742 Cotton Polymers 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000009736 wetting Methods 0.000 claims description 6
- 241000252254 Catostomidae Species 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000746 purification Methods 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model belongs to the field of airtight doors, in particular to an airtight purification door with high sealing performance for an operating room, which comprises a door frame, a door plate, a shell and a sealing component; the shell is fixedly connected to the top side of the door frame; a pair of sliding blocks are symmetrically arranged in the shell; the slide block is provided with a driving device; the door plate is fixedly connected to the bottom side of the sliding block; the sealing assembly is arranged on the door frame; one side of each door plate, which is close to each other, is fixedly connected with a connecting strip; through setting up door plant, connecting strip, annular rubber membrane and seal assembly, rely on annular rubber membrane and rubber gasbag to this can seal by the door plant, thereby can strengthen the sealed effect of airtight door, thereby reduce outside air and get into in the operating room, and then reduce and cause the pollution in the operating room.
Description
Technical Field
The utility model relates to an airtight door field specifically is an airtight purifying door of operating room of high leakproofness.
Background
The airtight door is a translation door integrating air collection, sound insulation, heat preservation, compression resistance, dust prevention, fire prevention and radiation prevention.
In the prior art, an airtight door is installed in an operating room to block the circulation of indoor and outdoor air, and a driving device is arranged at the top of the airtight door to realize the automatic opening and closing of the airtight door; therefore, an airtight cleaning door for an operating room with high sealing performance 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 relates to a high-tightness airtight purification door for operating rooms, which comprises a door frame, a door plate, a shell and a sealing component; the shell is fixedly connected to the top side of the door frame; a pair of sliding blocks are symmetrically arranged in the shell; the slide block is provided with a driving device; the door plate is fixedly connected to the bottom side of the sliding block; the sealing assembly is arranged on the door frame; one side of each door plate, which is close to each other, is fixedly connected with a connecting strip; the side of the connecting strip is fixedly connected with an annular rubber membrane, so that the sealing effect of the airtight door can be enhanced, external air is prevented from entering an operating room, and pollution to the operating room is reduced.
Preferably, the seal assembly comprises an electric push rod and a piston cylinder; the electric push rod and the piston cylinder are fixedly connected to the top side of the shell; a piston rod is connected in the piston cylinder in a sliding manner; one end of the piston rod, which is positioned outside the piston cylinder, is fixedly connected with the output end of the electric push rod; a rubber air bag is fixedly connected to one side of the door frame close to the door plate; the rubber air bag is communicated with the rod cavity of the piston cylinder through the first hose, then the rod cavity air of the piston cylinder can be extruded into the rubber air bag, and then the rubber air bag expands to seal a gap between the door frame and the door plate, so that the sealing performance is improved.
Preferably, a negative pressure groove is formed in the connecting strip; the top of the negative pressure groove is fixedly connected with a pipe joint; a second hose is arranged in the pipe joint; the top end of the second hose is communicated with the rodless cavity of the piston cylinder, so that the firmness of the closure of the two door plates can be improved, the fitting degree of the annular rubber film is improved, and the sealing effect is improved.
Preferably, a wetting component is arranged on the side wall of the door panel; the wetting assembly comprises a fixed shell and a water supply unit; the fixed shell is bolted on the side wall of the door panel; the fixed shell is symmetrically provided with a pair of sliding chutes; a push rod is connected to the sliding groove in a sliding manner; the push rod is a T-shaped rod; an inflatable bag is fixedly connected between the push rod and the inner side wall of the fixed shell; the water supply unit is arranged on the side surface of the fixed shell, so that the surface of the annular rubber membrane can be wetted, and the sealing effect between the annular rubber membranes can be improved.
Preferably, the water supply unit includes a water tank; the bottom of the fixed shell is fixedly connected with a threaded cylinder; the top end of the water tank is connected into the threaded cylinder through threads; a connecting box is fixedly connected to the side surface of the fixed shell; an air pipe is fixedly connected to the bottom of the inflatable bag; the bottom end of the air pipe is inserted into the water tank; the connecting box is communicated with the water tank through a first water pipe; a diversion trench is formed in the annular rubber film; the connecting box is communicated with the diversion trench through a second water pipe; and a third water pipe is fixedly connected to the connecting box.
Preferably, one side of the door panel, which is close to the door frame, is provided with a groove; a plate body is connected in the groove in a sliding manner; a cotton pad is fixedly connected to one side of the plate body close to the door frame; a group of suckers is fixedly connected to the side surface of the plate body; one side of the plate body, which is close to the cotton pad, is provided with a vertical groove; the top end of the third water pipe is fixedly connected with the inside of the door plate and is arranged at the top of the vertical groove, so that the surface of the rubber air bag is wetted, and the sealing performance of the door plate is improved.
The utility model discloses an useful part lies in:
1. the utility model discloses a set up door plant, connecting strip, annular rubber membrane and seal assembly, rely on annular rubber membrane and rubber gasbag to this is sealed can the door plant, thereby can strengthen the sealed effect of airtight door, thereby reduces outside air admission in the operating room, and then reduces and cause the pollution in the operating room.
2. The utility model discloses a set up set casing, gas cell, trachea, water pitcher, a screw thread section of thick bamboo and water supply unit to this can make annular rubber membrane surface moist, thereby can improve the sealed effect between the annular rubber membrane.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description 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 exercise.
FIG. 1 is a schematic view of a door panel according to a first embodiment;
FIG. 2 is a schematic side view of a door panel according to the first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic view of a fixing housing according to the first embodiment;
fig. 5 is a schematic structural view of a cotton ring according to the second embodiment.
In the figure: 11. a door frame; 12. a housing; 13. a door panel; 14. a connecting strip; 15. an annular rubber membrane; 21. A piston rod; 22. a piston cylinder; 23. a rubber air bag; 31. a second hose; 32. a pipe joint; 41. a stationary case; 42. a push rod; 43. an air-filled bag; 44. a water tank; 45. a threaded barrel; 51. an air tube; 52. a first water pipe; 53. a connection box; 54. a diversion trench; 61. a third water pipe; 62. a plate body; 63. a cotton pad; 64. A suction cup; 7. and (5) cotton 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. 1-4, a high-sealing airtight cleaning door for operating rooms includes a door frame 11, a door plate 13, a housing 12 and a sealing member; the shell 12 is fixedly connected to the top side of the doorframe 11; a pair of sliding blocks are symmetrically arranged in the shell 12; the slide block is provided with a driving device; the door plate 13 is fixedly connected to the bottom side of the sliding block; the sealing assembly is arranged on the door frame 11; a connecting strip 14 is fixedly connected to one side of each door panel 13 close to each other; the side surface of the connecting strip 14 is fixedly connected with an annular rubber film 15; the seal assembly includes an electric push rod and a piston cylinder 22; the electric push rod and the piston cylinder 22 are fixedly connected to the top side of the shell 12; a piston rod 21 is connected in the piston cylinder 22 in a sliding manner; one end of the piston rod 21, which is positioned outside the piston cylinder 22, is fixedly connected with the output end of the electric push rod; a rubber air bag 23 is fixedly connected to one side of the door frame 11 close to the door plate 13; the rubber air bag 23 is communicated with the rod cavity of the piston cylinder 22 through a first hose; when the airtight door is used, a sliding rail is arranged in the shell 12 and is used for driving the driving device to slide, the driving device is an existing motor driving mechanism of the airtight door, when the door plates 13 are closed, the two door plates 13 are driven by the driving device to be folded, then the annular rubber films 15 on the two connecting strips 14 are mutually attached, so that the space between the two door plates 13 can be sealed, before the airtight door is used, a certain amount of gas needs to be filled in the rubber air bag 23, after the door plates 13 are folded, the electric push rod 42 is started, then the electric push rod 42 drives the piston rod 21 to slide, then the gas in the rod cavity of the piston cylinder 22 is extruded into the rubber air bag 23, then the rubber air bag 23 is expanded, so that the gap between the door frame 11 and the door plates 13 is sealed, therefore, the sealing performance is improved, when the air bag is expanded, the surface of the rubber air bag 23 is contacted and attached with the connecting strips 14, through the arrangement, therefore, the sealing effect of the airtight door can be enhanced, so that the external air is prevented from entering the operating room, and the pollution to the operating room is reduced.
A negative pressure groove is formed in the connecting strip 14; the top of the negative pressure groove is fixedly connected with a pipe joint 32; a second hose 31 is arranged in the pipe joint 32; the top end of the second hose 31 is communicated with the rodless cavity of the piston cylinder 22; when the door plates 13 are closed, the piston rod 21 moves, negative pressure is generated in a rodless cavity of the piston cylinder 22, then gas in a negative pressure groove enters the piston cylinder 22 through the second hose 31, negative pressure is generated in the piston cylinder 22, the closing firmness of the two door plates 13 can be improved, the attaching degree of the annular rubber film 15 is improved, the sealing effect is improved, when a small amount of air passes through the annular rubber film 15, the gas can be sucked into the piston cylinder 22 through the negative pressure, the external air is prevented from entering an operating room, when the two door plates 13 are separated, the electric push rod 42 drives the piston rod 21 to reset, then the air can be pushed into the negative pressure groove again, the adsorption of the two annular rubber films 15 is relieved, the two door plates 13 are conveniently separated, and the resetting of the device is completed at the same time.
A wetting component is arranged on the side wall of the door panel 13; the wetting assembly includes a stationary case 41 and a water supply unit; the fixed shell 41 is bolted on the side wall of the door panel 13; a pair of sliding grooves are symmetrically formed in the fixed shell 41; a push rod 42 is connected on the sliding chute in a sliding way; the push rod 42 is a T-shaped rod; an inflatable bag 43 is fixedly connected between the push rod 42 and the inner side wall of the fixed shell 41; the water supply unit is arranged on the side surface of the fixed shell 41; the water supply unit includes a water tank 44; a threaded cylinder 45 is fixedly connected to the bottom of the fixed shell 41; the top end of the water tank 44 is connected into the threaded cylinder 45 through threads; a connecting box 53 is fixedly connected to the side surface of the fixed shell 41; the bottom of the inflatable bag 43 is fixedly connected with an air pipe 51; the bottom end of the air pipe 51 is inserted into the water tank 44; the connection box 53 is communicated with the water tank 44 through the first water pipe 52; a diversion trench 54 is formed in the annular rubber film 15; the connecting box 53 is communicated with the diversion trench 54 through a second water pipe; the connecting box 53 is fixedly connected with a third water pipe 61; when the device is used, the two door plates 13 are folded, then the two push rods 42 are squeezed with each other, then the air inflation bag 43 is squeezed, the air inflation bag 43 is a common air inflation bag for household use, air in the air inflation bag 43 enters the water tank 44 through the air pipe 51, then water in the water tank 44 enters the diversion groove 54 through the first water pipe 52, the connection pipe and the second water pipe, so that the surface of the annular rubber membrane 15 can be wetted, the sealing effect between the annular rubber membranes 15 can be improved, after water is used up, the water tank 44 is detachably and fixedly connected with the threaded barrel 45 through threads, so that water can be conveniently added into the water tank 44, when the two door plates 13 are separated, the air inflation bag 43 sucks air from the outside again, then the air inflation bag 43 resets under the self elastic action, and then the push rods 42 are pushed to reset, so that the device is reset.
A groove is formed in one side, close to the door frame 11, of the door plate 13; a plate body 62 is connected in the groove in a sliding manner; a cotton pad 63 is fixedly connected to one side of the plate body 62 close to the doorframe 11; a group of suckers 64 are fixedly connected to the side surface of the plate body 62; one side of the plate body 62 close to the cotton pad 63 is provided with a vertical groove; the top end of the third water pipe 61 is fixedly connected with the inside of the door plate 13 and is arranged at the top of the vertical groove; when using, part of water can enter into perpendicular inslot through third water pipe 61, later absorbed by cotton pad 63, can moisten rubber air bag 23 surface, improve the leakproofness to door plant 13, and can clean rubber air bag 23 surface, through setting up perpendicular groove, with this water that can be convenient for flow fast to plate body 62 bottom, be convenient for cotton pad 63 holistic moist, sucking disc 64 is used for carrying out fixed plate body 62, when long-term the use, this detachable mounting means, the later stage of being convenient for is changed cotton pad 63.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a cotton ring 7 is disposed in the diversion trench 54; when the rubber film cleaning device is used, the surface of the rubber film can be wiped by arranging the cotton ring 7, and the cotton ring 7 is wet and more uniform in a grooving mode, is embedded into the flow guide groove 54 and is clamped and fixed through the elasticity of the annular rubber film 15.
The working principle is that when in use, a sliding rail is arranged in the shell 12 and is used for the driving device to slide, the driving device is a motor driving mechanism of the existing airtight door, when the door plates 13 are closed, the two door plates 13 are driven by the driving device to be folded, then the annular rubber films 15 on the two connecting strips 14 are mutually attached, so that the space between the two door plates 13 can be sealed, before use, a certain amount of gas needs to be filled in the rubber air bag 23, after the door plates 13 are folded, the electric push rod 42 is started, then the electric push rod 42 drives the piston rod 21 to slide, then the gas in the rod cavity of the piston cylinder 22 is extruded into the rubber air bag 23, then the rubber air bag 23 expands, so as to seal the gap between the door frame 11 and the door plates 13, thereby improving the sealing performance, when expanding, the surface of the rubber air bag 23 is contacted and attached with the connecting strips 14, through the arrangement, the sealing effect of the airtight door can be enhanced, so that the external air is prevented from entering the operating room, the pollution to the operating room is reduced, when the door plates 13 are closed, the piston rod 21 moves, negative pressure is generated in the rodless cavity of the piston cylinder 22, then the air in the negative pressure groove enters the piston cylinder 22 through the second hose 31, negative pressure is generated in the piston cylinder 22, the firmness of the two door plates 13 in closing can be improved, the joint degree of the annular rubber membrane 15 is improved, the sealing effect is improved, when a small amount of air passes through the annular rubber membrane 15, the air can be sucked into the piston cylinder 22 through the negative pressure, the external air is prevented from entering the operating room, when the two door plates 13 are separated, the electric push rod 42 drives the piston rod 21 to reset, then the air can be pushed into the negative pressure groove again, so that the adsorption of the two annular rubber membranes 15 is eliminated, the two door plates 13 are conveniently separated, the resetting of the device is simultaneously completed, when the device is used, the two door plates 13 are mutually folded, then the two push rods 42 are mutually extruded, then the inflatable bag 43 is extruded, the inflatable bag 43 is an inflatable bag commonly used in the prior family, the gas in the inflatable bag 43 enters the water tank 44 through the gas pipe 51, then the water in the water tank 44 enters the diversion groove 54 through the first water pipe 52, the connection pipe and the second water pipe, so that the surface of the annular rubber film 15 can be wetted, the sealing effect between the annular rubber films 15 can be improved, after the water is used up, the water tank 44 is detachably and fixedly connected with the thread cylinder 45 through threads, so that the water can be conveniently added into the water tank 44, when the two door plates 13 are separated, the inflatable bag 43 sucks air from the outside again, then the inflatable bag 43 resets under the self elastic action, then the push rods 42 are pushed to reset, reset with this completion device, some water meeting enters into perpendicular inslot through third water pipe 61, later absorbed by cotton pad 63, can moisten rubber air bag 23 surface, improve the leakproofness to door plant 13, and can clean rubber air bag 23 surface, through setting up perpendicular groove, with this can be convenient for water fast flow to plate body 62 bottom, be convenient for cotton pad 63 holistic moist, sucking disc 64 is used for fixing plate body 62, when using for a long time, this detachable mounting means, the later stage of being convenient for is changed cotton pad 63.
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 will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides an airtight purifying door of operating room of high leakproofness which characterized in that: comprises a doorframe (11), a door panel (13), a shell (12) and a sealing component; the shell (12) is fixedly connected to the top side of the door frame (11); a pair of sliding blocks is symmetrically arranged in the shell (12); the slide block is provided with a driving device; the door plate (13) is fixedly connected to the bottom side of the sliding block; the sealing assembly is arranged on the door frame (11); one sides of the door panels (13) close to each other are fixedly connected with connecting strips (14); and the side surface of the connecting strip (14) is fixedly connected with an annular rubber film (15).
2. The high-tightness airtight cleaning door for operating room as claimed in claim 1, wherein: the seal assembly includes an electric push rod and a piston cylinder (22); the electric push rod and the piston cylinder (22) are fixedly connected to the top side of the shell (12); the piston cylinder (22) is connected with a piston rod (21) in a sliding way; one end of the piston rod (21) positioned outside the piston cylinder (22) is fixedly connected with the output end of the electric push rod; a rubber air bag (23) is fixedly connected to one side, close to the door plate (13), of the door frame (11); the rubber air bag (23) is communicated with the rod cavity of the piston cylinder (22) through a first hose.
3. The high-tightness airtight cleaning door for operating room as claimed in claim 2, wherein: a negative pressure groove is formed in the connecting strip (14); the top of the negative pressure groove is fixedly connected with a pipe joint (32); a second hose (31) is arranged in the pipe joint (32); the top end of the second hose (31) is communicated with the rodless cavity of the piston cylinder (22).
4. The high-tightness airtight cleaning door for operating room as claimed in claim 3, wherein: a wetting component is arranged on the side wall of the door panel (13); the wetting assembly comprises a stationary housing (41) and a water supply unit; the fixed shell (41) is bolted on the side wall of the door panel (13); a pair of sliding grooves are symmetrically formed in the fixed shell (41); a push rod (42) is connected to the sliding groove in a sliding manner; the push rod (42) is a T-shaped rod; an inflatable bag (43) is fixedly connected between the push rod (42) and the inner side wall of the fixed shell (41); the water supply unit is arranged on the side surface of the fixed shell (41).
5. The high-tightness airtight cleaning door for operating room as claimed in claim 4, wherein: the water supply unit includes a water tank (44); the bottom of the fixed shell (41) is fixedly connected with a threaded cylinder (45); the top end of the water tank (44) is connected in the threaded cylinder (45) through threads; a connecting box (53) is fixedly connected to the side surface of the fixed shell (41); an air pipe (51) is fixedly connected to the bottom of the inflatable bag (43); the bottom end of the air pipe (51) is inserted into the water tank (44); the connecting box (53) is communicated with the water tank (44) through a first water pipe (52); a flow guide groove (54) is formed in the annular rubber film (15); the connecting box (53) is communicated with the guide groove (54) through a second water pipe; and a third water pipe (61) is fixedly connected to the connecting box (53).
6. The high-tightness airtight cleaning door for operating room as claimed in claim 5, wherein: one side of the door plate (13) close to the door frame (11) is provided with a groove; a plate body (62) is connected in the groove in a sliding manner; a cotton pad (63) is fixedly connected to one side of the plate body (62) close to the door frame (11); a group of suckers (64) are fixedly connected to the side surface of the plate body (62); one side of the plate body (62) close to the cotton pad (63) is provided with a vertical groove; the top end of the third water pipe (61) is fixedly connected with the inside of the door plate (13) and is arranged at the top of the vertical groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122885383.3U CN217300356U (en) | 2021-11-23 | 2021-11-23 | High leakproofness's airtight purifying door of operating room |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122885383.3U CN217300356U (en) | 2021-11-23 | 2021-11-23 | High leakproofness's airtight purifying door of operating room |
Publications (1)
Publication Number | Publication Date |
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CN217300356U true CN217300356U (en) | 2022-08-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122885383.3U Active CN217300356U (en) | 2021-11-23 | 2021-11-23 | High leakproofness's airtight purifying door of operating room |
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CN (1) | CN217300356U (en) |
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2021
- 2021-11-23 CN CN202122885383.3U patent/CN217300356U/en active Active
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Legal Events
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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 high sealing operating room airtight purification door Granted publication date: 20220826 Pledgee: China Construction Bank Corporation Changzhou Xinbei sub branch Pledgor: Jiangsu Xuansheng Medical Equipment Co.,Ltd. Registration number: Y2024980011280 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |