CN212897780U - Secondary negative pressure protection cabin and shelter hospital - Google Patents
Secondary negative pressure protection cabin and shelter hospital Download PDFInfo
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- CN212897780U CN212897780U CN202020978664.6U CN202020978664U CN212897780U CN 212897780 U CN212897780 U CN 212897780U CN 202020978664 U CN202020978664 U CN 202020978664U CN 212897780 U CN212897780 U CN 212897780U
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Abstract
The application provides a second grade negative pressure protection cabin, the double-phase offside in second grade negative pressure protection cabin is equipped with the hatch door respectively, and wherein first hatch door is used for the butt joint dirtyThe second cabin door is far away from the polluted area, the secondary negative pressure protection cabin is provided with a ventilation unit, and the ventilation unit enables air to flow from the secondary negative pressure protection cabin to the polluted area in a one-way mode; a concentrated clothes changing area with clothes storage equipment and a concentrated disinfection area with disinfection equipment are sequentially arranged in the secondary negative pressure protection cabin along the ventilation direction, and the floor area of the concentrated disinfection area is 1.8m2～3m2The floor area of the concentrated dressing change area is 2.5m2～4m2. The application provides a second grade negative pressure protection cabin and shelter hospital, the modular design of being convenient for is adapted to long-distance transport, has built one of "three districts two passageways" that satisfies infectious disease hospital safety requirement fast and has been encircled.
Description
Technical Field
The application relates to a secondary negative pressure protection cabin and a shelter hospital.
Background
When a major epidemic situation occurs, the number of the rapidly increased patients can generate great pressure on the existing medical system, and the medical resources in China are not uniformly distributed, so that the rapid allocation of the medical resources is particularly important. In order to better allocate medical resources and control epidemic spread of a heavily epidemic area by centralized power, a temporary hospital which meets the isolation and protection requirements of infectious disease hospitals needs to be quickly established in a designated area.
This puts the following requirements on the construction of such temporary hospitals:
1. the epidemic period time is life, and the man must contend in minutes and seconds, and the temporary infectious disease hospital must be built quickly and reliably.
2. In response to the extremely strong infectious sources, the hospital for building infectious diseases needs to establish strict and delicate pressure gradient distribution so as to protect the safety of medical staff and prevent the leakage of the infectious sources.
3. When epidemic outbreaks occur, the clinical infectious disease hospital needs to have reproducibility and batch production in the face of large amount of patients.
4. The clinical hospital must be equipped with the functions of disinfection, sewage disposal, sewage treatment and the like.
Based on this, some patent application documents provide solutions:
1) shelter hospital system
The shelter hospital plays a great role in public health emergency guarantees such as earthquake relief work in China and epidemic prevention of the new coronary pneumonia. Its overall structure is as shown in figure 1 below, and shelter hospital system comprises six shelter 1, two vehicles 2, eight tent module 3 and passageway tent 4, and six shelter divide into two and allocate and lie in the middle of, and eight tent modules are in proper order: the system comprises a triage/classification tent module, an emergency rescue tent module, a pharmacy supply tent module and five ward tent modules; the six square cabins are sequentially as follows: module support cabins such as an operation cabin, a severe case cabin, a disinfection and sterilization cabin, a special diagnosis/inspection cabin, a CT cabin, an X-ray cabin, a classification/emergency treatment cabin and the like, and module cabins such as a ward/pharmacy; the two vehicles are an oxygen generation/power station vehicle and a medical service vehicle.
The operation shelter, the severe case shelter, the disinfection and sterilization shelter, the special diagnosis/inspection shelter, the CT shelter and the X-ray shelter are the two-side expansion medical function shelter with the standard 6m specification, and the module shelters such as the classification/emergency treatment and the ward pharmacy are the fixed shelter with the standard 6m specification. The whole self-loading and unloading special cross-country vehicle is taken as the square cabin maneuvering transportation capacity.
2) Movable negative pressure isolation cabin
The movable negative pressure isolation cabin is characterized by comprising a sealed cabin body consisting of a buffer room 5, a ward room 6 and a toilet 7, wherein the cabin body is connected with a set of air inlet system and two sets of air exhaust systems, and the air inlet and exhaust systems are controlled by a control system arranged in the cabin; in order to prevent secondary polluted air in the toilet 7 from flowing into the ward 6 in a large amount, the air fed by the air inlet system is divided into two branch mechanisms and is respectively fed into the ward 6 and the buffer room 5, the ward 6 is independently provided with one set of exhaust system, the toilet 7 and the buffer room 5 share the other set of exhaust system, the air entering the ward 6 is discharged by the exhaust system independently connected with the ward 6, and the air entering the buffer room 5 is guided into the toilet 7 through a louver air port at a partition wall between the toilet 7 and the toilet and is discharged by the exhaust system arranged above the toilet 7.
There are also similar patent applications, please refer to specific patent applications "folding portable rescue hospital", "combined movable clean treatment ward", "infectious disease negative pressure isolation ward", "assembled pressure chamber".
The shelter hospital system has one of the following problems:
1. the shelter hospital system is designed aiming at infectious diseases initially, does not have strict requirements for isolating and protecting the infectious diseases, is very fragile when facing the infectious diseases with high infectivity, and is easy to cause cross infection.
2. Without explicit pressure gradient arrangements and means, the airflow organization is ambiguous.
The movable negative pressure isolation cabin has one of the following problems:
1. the fan is externally hung, so that the whole structure is irregular, and the remote transportation is not facilitated; if the fan and the cabin are separately transported, the ventilation system needs to be installed on site.
2. The two-stage pressure gradient is safe for medical staff with complete protective measures, but after the medical staff works in a polluted area, the protective clothing of the medical staff is polluted, enters/departs from the polluted area, and the process of putting on/taking off the protective measures needs more detailed pressure gradient protection.
3. This novel coronavirus epidemic situation shows, and in epidemic situation outbreak period, too much patient quantity can make and bring huge pressure for medical system, and mild disease patient's receipts and cures mainly rely on centralized management, can't realize one person negative pressure isolation ward. Under this situation, it is more important to ensure the safety of the medical staff entering and exiting the contaminated area passage.
4. The specific structure size is not clearly designed in a standardized way, and is not beneficial to large-scale mass production.
Folding portable rescue hospital has one of following problems:
1. the folding portable rescue hospital provides an epidemic prevention area, but does not consider specific measures, does not have three areas and two channels, and only pulls the epidemic prevention area away from the temporary hospital by a certain distance. Such precautions are not sufficient for highly contagious infectious agents that cause an epidemic.
2. The module units are connected by the thread gluing and the zipper, so that the safety and the reliability are not enough, and the infection source leakage is easy to occur in the face of epidemic situation outbreak situations.
3. There is no explicit pressure gradient arrangement and means.
The combined movable clean treatment ward has one of the following problems:
1. the structure has more connecting points and more complex structure, and is not suitable for long-distance transportation.
2. The structure has more connecting points, the construction requirement is higher when the good air tightness is ensured, and the structure is difficult to ensure in the period of sudden disasters.
3. The sizing does not take into account standardized designs so that its components cannot be mass produced to cope with the concentrated demand of the clinical hospitals during major disasters.
4. There is no explicit pressure gradient arrangement.
The infectious disease negative pressure isolation ward has one of the following problems:
1. the device is a fixed facility, has no mobility, and lacks flexibility when dealing with a great epidemic situation.
2. The installation of the facilities is complicated and needs site construction.
3. The two-stage pressure gradient is safe for medical staff with complete protective measures, but after the medical staff works in a polluted area, the protective clothing of the medical staff is polluted, enters/departs from the polluted area, and the process of putting on/taking off the protective measures needs more detailed pressure gradient protection.
4. This novel coronavirus epidemic situation shows, and in epidemic situation outbreak period, too much patient quantity can make and bring huge pressure for medical system, and mild disease patient's receipts and cures mainly rely on centralized management, can't realize one person negative pressure isolation ward. Under this situation, it is more important to ensure the safety of the medical staff entering and exiting the contaminated area passage.
The assembled pressure chamber has one of the following problems:
1. the pressure chamber is mainly applied to the treatment and prevention of altitude diseases, and is more focused on the oxygen content of indoor air, and has no air circulation and purification system. This makes it inapplicable to situations with isolation requirements.
2. The pressure chamber is designed in an assembled mode, needs site construction, is convenient, but is inferior to a finished product of the row cabin body unit.
SUMMERY OF THE UTILITY MODEL
The application provides a second grade negative pressure protection cabin, the modular design of being convenient for is adapted to long distance transport, has built one of "three districts two passageways" that satisfies infectious disease hospital safety requirement fast and has been encircled.
The second-level negative pressure protection cabin is used for being in butt joint with a pollution area of a shelter hospital, two opposite sides of the second-level negative pressure protection cabin are respectively provided with cabin doors, a first cabin door is used for being in butt joint with the pollution area, a second cabin door is far away from the pollution area, the second-level negative pressure protection cabin is provided with a ventilation unit, and the ventilation unit enables air to flow from the second-level negative pressure protection cabin to the pollution area in a one-way mode; a concentrated clothes changing area with clothes storage equipment and a concentrated disinfection area with disinfection equipment are sequentially arranged in the secondary negative pressure protection cabin along the ventilation direction, and the floor area of the concentrated disinfection area is 1.8m2～3m2The floor area of the concentrated dressing change area is 2.5m2～4m2。
The cabin body of the secondary negative pressure protection cabin adopts a container.
The ventilation unit comprises air ducts communicated with respective rooms, and a filter and a fan which are arranged in the air ducts.
The air pressure in the secondary negative pressure protection cabin is 9-12 Pa lower than the standard atmospheric pressure.
The ventilation unit also comprises a sensor for detecting indoor air pressure and a control unit for controlling the power of the fan according to a sensor signal.
The disinfecting equipment comprises a glove cleaning pool, a goggles soaking pool and a plurality of hand disinfectors.
The disinfecting equipment comprises a first hand disinfector, a goggles soaking pool, a second hand disinfector, a glove cleaning pool and a third hand disinfector which are sequentially arranged along the ventilation direction.
The glove cleaning pool adopts an induction type faucet.
The glove cleaning pool and the goggles soaking pool are respectively connected with a water inlet pipe and a water outlet pipe; the water inlet pipe is connected with a one-way valve for preventing water from flowing backwards, and the drain pipe is connected with a wastewater treatment tank outside the secondary negative pressure protection cabin.
The clothes storage equipment comprises a hat storage rack, a mask storage rack, a fourth hand sterilizer, a glove storage rack and an isolation clothes storage rack which are sequentially arranged along the ventilation direction, and a shoe cover storage rack adjacent to the second cabin door is further arranged in the secondary negative pressure protection cabin.
The application still provides a shelter hospital, including polluting the district and being used for the health of business turn over pollution district to pass through the system, the health passes through the system and includes a plurality of protection cabins that dock in proper order, with the protection cabin that pollutes the direct butt joint of district does second grade negative pressure protection cabin.
The shelter hospital provided by the application has at least one of the following beneficial effects:
1. the equipment and environment required by detaching the outmost isolation suit in the process of the health passing of doctors in the respiratory infectious disease wards are combined in a container module. Together with other protective cabins, can quickly build a complete sanitary pass and be put into use in a shelter hospital.
2. The temporary infectious disease hospital is separated from a ring in the channel, namely the separation clothes room, and is densely arranged in the container room, so that the temporary infectious disease hospital is finished, is convenient to transport, and can be rapidly applied to special situations such as epidemic outbreak and the like.
3. The built-in miniature exhaust fan room has regular structure and high space utilization rate, the exhaust system of the built-in miniature exhaust fan room maintains the negative pressure of the cabin body, and the polluted gas is primarily and efficiently filtered and then discharged. Such pressure control can be well connected with a higher negative pressure pollution area and a lower negative pressure primary negative pressure protection cabin to form a pressure gradient.
4. The secondary negative pressure protection cabin serves the first step of separating medical staff in an infectious disease hospital from a polluted area, and is designed with the integrated functions of negative pressure isolation, flushing, quick disinfection, dirt disposal and the like.
5. The reserved water supply interface and the sewage disposal interface can be quickly installed on site to perform centralized treatment on sewage.
Drawings
FIG. 1 is a schematic diagram of a prior art shelter hospital;
FIG. 2 is a schematic diagram of another embodiment of a prior art shelter hospital;
FIG. 3 is a schematic structural view of an embodiment of the shelter hospital of the present application;
FIG. 4 is a schematic structural view of the secondary negative pressure protection cabin in FIG. 3;
FIG. 5 is a schematic view of the ventilation unit of FIG. 3;
FIG. 6 is a top view of the ventilation unit of FIG. 3;
FIG. 7 is a side view of the ventilation unit of FIG. 3;
FIG. 8 is a schematic view of the glove cleaning bath of FIG. 3.
The reference numerals in the figures are illustrated as follows:
1. a shelter; 2. a vehicle; 3. a tent module; 4. a passage tent; 5. a buffer room; 6. a ward; 7. a toilet; 8. a contaminated area; 9. a first-stage negative pressure protection cabin; 10. a secondary negative pressure protection cabin; 110. concentrating the dressing change area; 111. a cap storage rack; 112. a mask storage rack; 113. a fourth hand sanitizer; 114. a glove storage rack; 115. a barrier clothes storage rack; 116. a shoe cover storage rack; 117. a fifth hand sanitizer; 120. a centralized disinfection area; 121. a glove cleaning pool; 122. a goggle immersion tank; 123. a first hand sanitizer; 124. a second hand sterilizer; 125. a third hand sanitizer; 126. a secondary hatch; 127. a water inlet pipe; 1271. a one-way valve; 128. a drain pipe; 1281. a wastewater treatment tank; 11. a ventilation unit; 1101. an air duct; 1102. a filter; 1103. a fan; 1104. an air outlet; 1105. louver blades; 1106. an access door; 1107. a sealing valve.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 4, a secondary negative pressure protection cabin 10 is used for being in butt joint with a pollution area 8 of a shelter hospital, two opposite sides of the secondary negative pressure protection cabin are respectively provided with cabin doors, wherein a first cabin door is used for being in butt joint with the pollution area, a second cabin door is far away from the pollution area, the secondary negative pressure protection cabin is provided with a ventilation unit 11, and the ventilation unit 11 enables air to flow from the secondary negative pressure protection cabin to the pollution area in a one-way mode; a concentrated clothes changing area with clothes storage equipment and a concentrated disinfection area with disinfection equipment are sequentially arranged in the secondary negative pressure protection cabin along the ventilation direction, and the floor area of the concentrated disinfection area is 1.8m2～3m2The floor area of the concentrated dressing change area is 2.5m2～4m2。
Specifically, the cabin body of the secondary negative pressure protection cabin 10 adopts a container.
A ventilation unit 11 is installed in the shelter hospital, and the ventilation unit 11 enables air to be communicated from the secondary negative pressure protection cabin 10 to the polluted area 8 in a single direction, as shown by arrows in fig. 3.
As shown in FIG. 4, a concentrated changing area 110 with clothes storage equipment and a concentrated sterilizing area 120 with sterilizing equipment are sequentially arranged in the secondary negative pressure protection cabin 10 along the ventilation direction, and the floor area of the concentrated sterilizing area is 1.8m2～3m2The floor area of the concentrated dressing change area is 2.5m2～4m2. The regional division meets the requirement of normal activities of medical personnel, and enables the medical personnel to finish the clothes removal work of the outmost isolation suit in a container.
The present embodiment uses the existing container as the basic structure of the cabin, and the necessary ventilation and disinfection protection equipment is pre-installed in the cabin, and the integration level is high. When a shelter hospital is constructed on site, all container modules with corresponding equipment are only needed to be spliced together, so that the construction time of the equipment in the shelter is saved, the time consumption for constructing the hospital is shortened, and the quick response capability for dealing with sudden disasters, particularly serious infectious disease disasters is improved.
The contamination area 8 may be further divided into a plurality of container modules, such as a ward, an operating room, etc. After the medical staff takes off the outmost isolation suit, the anti-infection ability is weakened, and the virus is prevented from flowing to the second-level negative pressure protection cabin 10 from the pollution area 8 by ensuring that the air flows to the pollution area 8 from the second-level negative pressure protection cabin 10 in the circulation direction between the cabins, so that the possibility of infecting the medical staff lack of the protection of the isolation suit is avoided.
In order to ensure that the high-risk parts such as hands and the like and other parts of the body are infected in a staggered manner when the medical staff take off the outmost isolation suit, the medical staff need to disinfect the high-risk parts such as hands in the centralized disinfection area 120 before taking off the outmost isolation suit and then take off the protective equipment such as the outmost isolation suit in the centralized clothes changing area 110. By disposing the concentrated sterilizing region 120 between the concentrated dressing change region 110 and the contaminated region 8 and allowing air to flow from the concentrated dressing change region 110 to the concentrated sterilizing region 120, the above operation flow is satisfied and it is possible to prevent bacteria and viruses on the outermost barrier suit from passing through the equipment upstream in the air pollution ventilation direction.
Specifically, the container can be a 20GP container or other standard structure.
To ensure that air flows from the secondary, negative pressure containment compartment 10 to the contaminated area 8, there may be a variety of specific intra-compartment air pressure configurations. For example, the pollution area 8, the secondary negative pressure protection cabin 10 and the primary negative pressure protection cabin 9 are all negative pressure (i.e. the pressure in the cabin is lower than the standard atmospheric pressure), and the indoor pressure increases in sequence from the pollution area 8, the secondary negative pressure protection cabin 10 to the primary negative pressure protection cabin 9. Or the pollution area 8 and the first-stage negative pressure protection cabin 9 are both negative pressure, and the second-stage negative pressure protection cabin 10 is positive pressure (namely the air pressure in the cabin is higher than the standard atmospheric pressure).
In order to further fix the air flow direction between the cabins and reduce the influence of disturbance in the cabins on the air flow direction between the cabins, the secondary negative pressure protection cabin 10 and the pollution area 8 are respectively provided with a ventilation unit 11.
Specifically, the secondary negative pressure protection cabin 10 and the primary negative pressure protection cabin 9 are respectively provided with a ventilation unit 11, the air pressure in the secondary negative pressure protection cabin 10 is 9 Pa-12 Pa lower than the standard atmospheric pressure, and the air pressure in the primary negative pressure protection cabin 9 is 4 Pa-6 Pa lower than the standard atmospheric pressure.
As shown in fig. 5 to 8, the ventilation unit 11 includes an air duct 1101 that communicates with the respective rooms, a filter 1102 provided in the air duct 1101, and a fan 1103. The negative pressure compartment can be converted to a positive pressure compartment by installing the blower 1103 in the reverse direction. The filter 1102 may be configured as two cooperating parts, namely a primary filter and a high efficiency filter. The fan power in the polluted area 8 is higher than the fan power in the secondary negative pressure protection cabin 10 to prevent air from flowing into the secondary negative pressure protection cabin 10 from the polluted area 8. The ventilation unit 11 further includes a sensor for detecting an indoor air pressure, and a control unit for controlling a fan power according to a sensor signal.
The fan 1103 runs continuously with ventilation times of about 15 times/h, so that the secondary negative pressure protection cabin 10 maintains a negative pressure state, and polluted gas in the secondary negative pressure protection cabin 10 is driven by the fan 1103 to be sucked into the air duct 1101 through the air outlet 1104. After being purified by the primary filter and the high-efficiency filter, the air is discharged to the outside through the louvers 1105. Primary filter, high efficiency filter use after a period purification efficiency decline, need in time change, at this moment, can stall fan 1103 earlier, open access door 1106 outdoor, close airtight valve 1107, take out filter 1102 and carry out convenient change.
As shown in fig. 4, the sterilizing apparatus includes a glove cleaning bath 121, a goggle soaking bath 122, and a plurality of hand sterilizers. The hand disinfectors are three in total, namely a first hand disinfector 123, a second hand disinfector 124 and a third hand disinfector 125. The first hand sterilizer 123, the goggle immersion tank 122, the second hand sterilizer 124, the glove cleaning tank 121, and the third hand sterilizer 125 are sequentially disposed in the ventilation direction. The direction of travel of the disinfection by the healthcare worker is generally opposite to the direction of ventilation.
Medical personnel enter the secondary negative pressure protection cabin 10 from the secondary cabin door 126. After reaching the centralized disinfection area, the hands are quickly disinfected in the third hand disinfector 125, then the gloves are worn in the glove cleaning pool 121 for running water to wash hands, then the hands are quickly disinfected in the second hand disinfector 124, then the goggles are removed in the goggles soaking pool 122 and soaked, then the hands are quickly disinfected in the first hand disinfector 123, and then the clothes enter the centralized clothes changing area 110.
In order to prevent pollution to the cleaning equipment, the glove cleaning pool adopts an induction type faucet.
The glove cleaning tank 121 and the goggle soaking tank 122 are respectively connected with a water inlet pipe 127 and a water outlet pipe 128; the water inlet pipe 127 is connected with a one-way valve 1271 for preventing water from flowing backwards, and the water outlet pipe 128 is connected with a waste water treatment tank 1281 outside the secondary negative pressure protection cabin.
In the finished stage of the container module, the glove washing tank 121, the goggle dipping tank 122, and the respective water inlet tube 127 and water outlet tube 128 are pre-assembled in place. The material and technical requirements of the sanitary ware are both in accordance with the regulations of national current standard 'sanitary ceramics' GB6952 and 'non-ceramic sanitary ware' JC/T2116, the water inlet pipe 127 adopts a steel-plastic composite pipe (lining PE), the pipe diameter: DN 20; the drain pipe 128 is a UPVC drain pipe, and the pipe diameter is as follows: DN50, and reserving a drainage interface and a water supply interface. The water drainage interface and the water supply interface are plugged before use; when put into use, the water inlet pipe 127 is led from a municipal water supply pipe and is provided with a water meter.
The clothes storage device comprises a hat storage rack 111, a mask storage rack 112, a fourth hand sterilizer 113, a glove storage rack 114 and an isolation clothes storage rack 115 which are sequentially arranged along the ventilation direction, and a shoe cover storage rack 116 is arranged at the outlet of the secondary negative pressure protection cabin.
After entering the centralized changing area 110, the medical staff takes off the outer isolation clothes at the isolation clothes storage rack 115 and disposes the outer isolation clothes, then takes off the outer gloves at the glove storage rack 114, then carries out rapid hand disinfection at the fourth hand disinfector 113, takes off the disposable mask at the mask storage rack 112, and takes off the cap at the cap storage rack 111. After leaving the centralized changing area 110, the hands are quickly sterilized by the fifth hand sterilizer 117, and then the shoe covers are taken off from the shoe cover storage rack 116, leave the secondary negative pressure protection cabin 10, and enter the next-stage negative pressure protection cabin to continuously separate from the polluted area. The next-stage negative pressure protection cabin can comprise a first-stage negative pressure protection cabin, a micro negative pressure protection cabin and the like, and is not important as an improvement of the application.
The utility model provides a shelter hospital, includes pollution area and is used for the health in business turn over pollution area to pass through the system, and the health passes through the system and includes a plurality of protection cabins of butt joint in proper order, and the protection cabin that directly docks with the pollution area is second grade negative pressure protection cabin.
The shelter hospital of this application has one of following advantage:
1. the protection cabin structure is convenient to transport, can be quickly arranged and packaged, and has secondary negative pressure control.
2. The structure of the built-in miniature exhaust fan room on the cabin body comprises the arrangement of an exhaust system, an access door convenient to overhaul and definite indoor and outdoor space separation.
3. The integrated and modular design of the system required by the 'isolation clothes removing room' of the temporary infectious disease hospital comprises a structural body and equipment systems such as ventilation, water supply and drainage and the like.
4. The container room is suitable for the container room of the 'isolation clothes room' in the temporary infectious disease hospital, has an integrated design of an integral structure, and can be directly modified by standard structural bodies such as 20GP containers and the like.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (9)
1. The secondary negative pressure protection cabin is used for being in butt joint with a pollution area of a shelter hospital, and is characterized in that two opposite sides of the secondary negative pressure protection cabin are respectively provided with cabin doors, wherein a first cabin door is used for being in butt joint with the pollution area, a second cabin door is far away from the pollution area, the secondary negative pressure protection cabin is provided with a ventilation unit, and the ventilation unit enables air to flow from the secondary negative pressure protection cabin to the pollution area in a one-way mode; a concentrated clothes changing area with clothes storage equipment and a concentrated disinfection area with disinfection equipment are sequentially arranged in the secondary negative pressure protection cabin along the ventilation direction, and the floor area of the concentrated disinfection area is 1.8m2～3m2The floor area of the concentrated dressing change area is 2.5m2～4m2。
2. The secondary negative pressure protection cabin of claim 1, wherein the cabin body of the secondary negative pressure protection cabin is a container.
3. The secondary negative pressure protection cabin according to claim 1, wherein the ventilation unit comprises an air duct communicated with the respective chambers, and a filter and a fan arranged in the air duct.
4. The secondary negative pressure protection cabin of claim 1, wherein the air pressure in the secondary negative pressure protection cabin is 9-12 Pa lower than the standard atmospheric pressure.
5. The secondary negative pressure protective cabin according to claim 3, wherein the ventilation unit further comprises a sensor for detecting indoor air pressure, and a control unit for controlling the fan power according to a sensor signal.
6. The secondary negative pressure protection cabin according to claim 1, wherein the disinfection equipment comprises a first hand disinfector, a goggles soaking pool, a second hand disinfector, a glove cleaning pool and a third hand disinfector which are arranged in sequence along the ventilation direction; the glove cleaning pool adopts an induction type faucet.
7. The secondary negative pressure protection cabin of claim 6, wherein the glove cleaning tank and the goggles soaking tank are respectively connected with a water inlet pipe and a water outlet pipe; the water inlet pipe is connected with a one-way valve for preventing water from flowing backwards, and the drain pipe is connected with a wastewater treatment tank outside the secondary negative pressure protection cabin.
8. The secondary negative pressure protection cabin according to claim 1, wherein the clothes storage device comprises a hat storage rack, a mask storage rack, a fourth hand sterilizer, a glove storage rack and an isolation clothes storage rack which are sequentially arranged along a ventilation direction, and a shoe cover storage rack adjacent to the second cabin door is further arranged in the secondary negative pressure protection cabin.
9. The shelter hospital comprises a pollution area and a sanitary passing system used for entering and exiting the pollution area, wherein the sanitary passing system comprises a plurality of protective cabins which are sequentially butted, and the shelter directly butted with the pollution area is the secondary negative pressure protective cabin as claimed in any one of claims 1 to 8.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958156A (en) * | 2021-11-05 | 2022-01-21 | 中南大学湘雅医院 | Movable epidemic prevention reloading isolation cabin |
| CN116104330A (en) * | 2022-07-21 | 2023-05-12 | 北京信远亿嘉膜结构技术有限公司 | Simple and rapid inflatable shelter structure for isolating infectious diseases |
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2020
- 2020-06-02 CN CN202020978664.6U patent/CN212897780U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958156A (en) * | 2021-11-05 | 2022-01-21 | 中南大学湘雅医院 | Movable epidemic prevention reloading isolation cabin |
| CN116104330A (en) * | 2022-07-21 | 2023-05-12 | 北京信远亿嘉膜结构技术有限公司 | Simple and rapid inflatable shelter structure for isolating infectious diseases |
| CN116104330B (en) * | 2022-07-21 | 2023-08-22 | 北京信远亿嘉膜结构技术有限公司 | Simple and rapid inflatable shelter structure for isolating infectious diseases |
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