CN114294743A

CN114294743A - Sampling shelter

Info

Publication number: CN114294743A
Application number: CN202111514624.1A
Authority: CN
Inventors: 刘丹; 郭梦莹; 黄艳霞; 宋慧娟; 张磊
Original assignee: Spaceflight Building Design Research Institute Co ltd
Current assignee: Spaceflight Building Design Research Institute Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-08
Anticipated expiration: 2041-12-13
Also published as: CN114294743B

Abstract

The invention provides a sampling shelter, which comprises a shelter body and a ventilation mechanism, wherein the ventilation mechanism comprises a ventilation mechanism body; the ventilation mechanism comprises an air channel communicated with the inside and the outside of the cabin body, and a fan and a filtering device which are arranged on the air channel, and the ventilation mechanism is used for introducing filtered air into the cabin body and controlling the air pressure value in the cabin body to be at least 10Pa greater than the atmospheric pressure outside the cabin; a door body for entering and exiting the cabin body is arranged on one side of the cabin body; a sampling window is arranged on the other side of the cabin body; and a first air curtain is arranged on one side of the sampling window in the cabin. The invention can effectively reduce the risk that the virus on the sampled person enters the cabin through the sampling window by controlling the air pressure in the cabin and arranging the air curtain at the sampling window.

Description

Sampling shelter

Technical Field

The invention relates to the technical field of buildings, in particular to a sampling shelter for quarantine sampling.

Background

When a serious epidemic situation occurs, the number of the rapidly increased patients can generate huge pressure on the existing medical system, and particularly, when new coronary pneumonia infectious diseases occur, large-scale sampling detection needs to be carried out on a specific area timely and rapidly, so that a temporary building is often required to be built to serve as a temporary working place for medical workers.

The existing temporary inspection building for sampling mostly adopts a tent form, and one side of the tent is provided with a window for medical staff to stretch out arms to sample the masses. The building is too simple and crude, and the protection measures are insufficient; medical personnel can only wear thick protective clothing work, but it is difficult to avoid virus to get into the room that detects the building through the window, pollutes indoor medical appliances, even life utensil (like drinking cup etc.), brings the hidden danger for the epidemic situation spreads.

Disclosure of Invention

The object of the present invention is to provide a sampling shelter solving at least one of the above mentioned technical problems of the prior art.

In order to solve the technical problem, the invention provides a sampling shelter, which comprises a shelter body and a ventilation mechanism;

the ventilation mechanism comprises an air channel communicated with the inside and the outside of the cabin body, and a fan and a filtering device which are arranged on the air channel, and the ventilation mechanism is used for introducing filtered air into the cabin body and controlling the air pressure value in the cabin body to be at least 10Pa greater than the atmospheric pressure outside the cabin;

a door body for entering and exiting the cabin body is arranged on one side of the cabin body;

a sampling window is arranged on the other side of the cabin body;

and a first air curtain is arranged on one side of the sampling window in the cabin.

Further, disinfection equipment is arranged in the cabin, and the disinfection equipment comprises a cleaning pool, a goggles soaking pool and a hand disinfector.

Further, the device also comprises a sensor and a control unit; the sensor is used for monitoring the air pressure value in the cabin; and the control unit is respectively connected with the sensor and the fan and used for controlling the power of the fan according to a feedback signal of the sensor.

Further, a second air curtain is arranged on one side, outside the cabin, of the sampling window.

Further, the wind pressure value of the second air curtain is smaller than that of the first air curtain.

Further, a rest room is arranged in the cabin, and the air pressure in the rest room is greater than the air pressure value in the cabin body.

Furthermore, the air-conditioning device further comprises an additional air path and a pressurizing air pump, wherein the additional air path is connected with the air duct, and the pressurizing air pump is arranged on the additional air path and used for guiding air in the air duct into the rest room.

In addition, the invention also discloses a door body which can be applied to the sun-collecting shelter or other clean rooms. And a sealing air bag is arranged on the frame around the door body and used for sealing the gap between the door body and the door frame.

Furthermore, the sealed air bag comprises an outer air bag layer and an inner air bag layer, and an air interlayer is arranged between the outer air bag layer and the inner air bag layer. When the outer air bag layer is damaged, the inner air bag layer can replace the outer air bag layer to be plugged.

Furthermore, an inflation port and an exhaust port are arranged on the sealed air bag, and the inflation port and the exhaust port can be provided with a one-way valve, a pneumatic valve or an electric valve for controlling opening or closing.

An external air source (such as an air pump or a high-pressure air storage tank) is connected with an inflation inlet of the sealed air bag through a pipeline, and when the sealed air bag is inflated, a valve is opened, and compressed air is continuously inflated into the sealed air bag.

Furthermore, an inflation switch for controlling inflation of the sealing air bag and an exhaust switch for controlling deflation of the sealing air bag are arranged on the door body close to the handle.

Before the door is opened, the gas in the sealed air bag is partially or completely discharged through the exhaust switch, so that the door body is convenient to open, the friction of the sealed air bag is reduced, and the service life of the sealed air bag is prolonged. When the door body is closed, the air is inflated into the sealing air bag by the air inflation switch, so that the sealing of the door body is realized.

Preferably, the inflation switch comprises an inflation shaft body which penetrates through the inner side and the outer side of the door body and can rotate, and inflation handles are fixedly arranged at two ends of the inflation shaft body.

Preferably, the exhaust switch includes a rotatable exhaust shaft body penetrating through the inner side and the outer side of the door body, and exhaust handles are fixedly arranged at two ends of the exhaust shaft body.

Further, the cabin body is a temporary house built by air film buildings, container bodies, tents or plates.

By adopting the technical scheme, the invention has the following beneficial effects:

according to the sampling shelter provided by the invention, the risk that viruses on a sampled person enter the shelter through the sampling window can be effectively reduced by controlling the air pressure in the shelter and arranging the air curtain at the sampling window.

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 embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a sampling shelter provided in embodiment 1 of the present invention;

FIG. 2 is a schematic view showing the structure of an airbag in example 2 of the present invention;

FIG. 3 is a schematic structural view of an airbag in example 3 of the present invention;

FIG. 4 is a schematic view showing the operation of the air bag in embodiment 3 of the present invention;

FIG. 5 is a schematic structural view of a door body in embodiment 4 of the present invention;

FIG. 6 is a schematic view of the arrangement of the first handle and the second handle in embodiment 4 of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to specific embodiments.

Example 1

As shown in fig. 1, the present embodiment provides a sampling shelter, which comprises a cabin 10 and a ventilation mechanism 20;

the ventilation mechanism 20 comprises an air duct 21 communicating the inside and the outside of the cabin 10, and a fan 23 and a filtering device 22 which are arranged on the air duct 21, the ventilation mechanism 20 introduces filtered air into the cabin 10, and is used for controlling the air pressure value in the cabin 10 to be at least 10Pa greater than the atmospheric pressure outside the cabin; a door body 11 for entering and exiting the cabin body 10 is arranged on one side of the cabin body 10;

a sampling window 12 is arranged on the other side of the cabin 10; the sampling window 12 is provided with a first air curtain 13a on one side within the cabin. The sampling window 12 is provided with a second air curtain 13b on the outboard side. Wherein preferably, the wind pressure value of the second air curtain 13b is smaller than that of the first air curtain 13 a. Therefore, the air in the cabin can be effectively guided to flow towards the outside of the cabin, and the virus is prevented from being blown into the cabin by the flowing air.

The sampling window 12 is provided with a windowsill, which is convenient for medical staff to place arms on the windowsill for rest and place necessary medical appliances. A rain shelter is arranged above the outside of the sampling window 12, so that convenience is brought to work in rainy days.

The interior of the cabin is provided with a disinfection device, and the disinfection device comprises a cleaning pool, a goggles soaking pool and a hand disinfector.

The cabin also comprises sensors (not shown) and a control unit (not shown); the sensor is used for monitoring the air pressure value in the cabin; and the control unit is respectively connected with the sensor and the fan and used for controlling the power of the fan according to a feedback signal of the sensor.

A rest room 15 can be arranged in the cabin, and the air pressure in the rest room 15 is larger than the air pressure value in the cabin body 10. The rest room 15 is preferably made of tempered glass or other plates and is built in the cabin, and a place is provided for workers to rest in the middle.

In order to ensure that the local air pressure in the rest room 15 is relatively large, the present embodiment further includes an additional air path 24 and a pressurization air pump 25, the additional air path 24 is connected to the air duct 21, and the pressurization air pump 25 is disposed on the additional air path 24 and is used for guiding the air in the air duct 21 into the rest room 15.

The frame around the door 11 is provided with a sealing airbag 100 for sealing the gap between the door 11 and the frame.

According to the sampling shelter provided by the invention, the risk that viruses on a sampled person enter the shelter through the sampling window 12 can be effectively reduced by controlling the air pressure in the shelter and arranging the air curtain at the sampling window 12.

Example 2

This embodiment is substantially the same as embodiment 1 except that:

referring to fig. 2, the sealed airbag 100 of the present embodiment includes an inner airbag layer 102 of an outer airbag layer 101, and an air interlayer 103 is disposed between the inner airbag layers 102 of the outer airbag layer 101.

The outer air bag layer 101 and the inner air bag layer 102 are respectively provided with an independent inflation inlet and an independent exhaust outlet, and the inflation inlet and the exhaust outlet can be provided with a one-way valve and a pneumatic or electric valve for controlling opening or closing. An external air source (such as an air pump or a high-pressure air storage tank) is connected with an inflation port of the sealed air bag 100 through a pipeline, and when the sealed air bag is inflated, a valve is opened, and compressed air is continuously inflated into the outer air bag layer 101 and the inner air bag layer 102.

When the outer air bag layer is damaged, the inner air bag layer can replace the outer air bag layer to plug, and the safety performance of the sealing structure is improved.

Example 3

This embodiment is substantially the same as embodiment 1 except that:

as shown in fig. 3, the sealed airbag 100 includes a first airbag Q1, a second airbag Q2, and a third airbag Q3; the second air bag Q2 and the second air bag Q2 are arranged inside the first air bag Q1; the second airbag Q2 and the second airbag Q2 are arranged side by side at an interval in the thickness direction of the door body 10.

As shown in fig. 4, the gas source QY supplies high-pressure gas to the first, second, and third airbags Q1, Q2, and Q3. After the air source QY is started, the first air bag Q1, the second air bag Q2 or/and the third air bag Q3 can be inflated, so that a gap between the door body 10 and a window or a crane rail is blocked, and a sealing effect is realized.

The embodiment comprises a main gas pipeline and a branch gas pipeline; the branch gas line comprises a first branch Z1, a second branch Z2 and a third branch Z3; the air source QY is connected to the first, second and third air bags Q1, Q2 and Q3 through the main air line and the first branch Z1, the second branch Z2 and the third branch Z3, respectively. The first branch Z1, the second branch Z2 and the third branch Z3 are provided with a first control valve F1, a second control valve F2 and a third control valve F3, respectively. The second control valve F2 is a pneumatic control valve that includes a second inlet port, a second outlet port, and a second control port; the second inlet end and the second outlet end are connected with a second branch Z2; the second control port is communicated with the first air bag Q1 through a second control air passage K2; the second control valve F2 is a normally closed valve, and when the air pressure in the first air bag Q1 is lower than the set pressure value, the elastic member in the air pressure control valve overcomes the pressure of the second control air path K2 to open the second control valve F2.

And, the third control valve F3 is a pneumatic control valve including a third inlet port, a third outlet port, and a third control port; the third inlet end and the third outlet end are connected with a third branch Z3; the third control port is communicated with the first air bag Q1 through a third control air passage K3; the third control valve F3 is a normally closed valve, and when the air pressure in the first air bag Q1 is lower than the set pressure value, the elastic member in the air pressure control valve overcomes the pressure of the third control air path K3 to open the third control valve F3.

When the first air bag Q1 leaks due to external reasons, and the sealing effect is lost, the second air bag Q2 and the third air bag Q3 in the application are simultaneously started to be inflated, and the sealing of the door body 10 is realized after the inflation.

The exhaust pump body BF is respectively connected with the first airbag Q1, the second airbag Q2 and the third airbag Q3 through exhaust pipelines, and is used for rapidly exhausting the gas in the first airbag Q1, the second airbag Q2 and the third airbag Q3 before the door body 10 is rolled up. And the exhaust pipeline comprises three exhaust branches, and the three exhaust branches are respectively provided with control valves P1, P2 and P3.

The sealing performance of the sealing air bag in the embodiment is better.

Example 4

This embodiment is substantially the same as embodiment 1 except that:

referring to fig. 5, in the present embodiment, a door body is disclosed, and an inflator 40 and an exhaust unit 50 are provided in the door body 11. Specifically, the inflator 40 and the exhaust device 50 are provided in the interlayer space in the door body 11.

Referring to fig. 5, the inflator 40 includes an inflator 41, a first cam 42, a first coil spring 43, and an inflation switch 44; the inflation hole of the inflator 41 is connected with the inflation port of the airbag 100 through a pipeline; the inflator 41 includes an inflator 41 body, a first piston (not shown), a first push plate 41b, and a first spring 41 c; the first piston is arranged in the inflation cylinder 41a, the first pushing plate 41b is arranged outside the inflation cylinder 41a, the first pushing plate 41b is fixedly connected with the first piston through an intermediate connecting rod, and the first spring 41c is arranged between the first pushing plate 41b and the inflation cylinder 41a and tends to force the first pushing plate 41b to be far away from the inflation cylinder 41 a; the first cam 42 is rotatably arranged on the door body through a first pivot shaft, and the working surface of the first cam 42 abuts against the first push plate 41 b; one end of the first coil spring 43 is wound on the first pivot shaft, and the other end is connected with the door body 11, and the first coil spring 43 tends to drive the first pivot shaft and the first cam 42 to rotate after being unfolded;

the inflation switch 44 includes: a first rotating shaft 44a, a first handle 44b and a first wire 45, one end of the first wire 45 is wound on the first rotating shaft 44a, and the other end of the first wire 45 is wound on the first pivot shaft of the first cam 42; the first handle 44b rotates the first cam 42 via the first wire 45. When the first cam 42 rotates forwards, the first coil spring 43 is unfolded and stores energy; the forward rotation of the first cam 42 cooperates with the first spring 41c to force the first pushing plate 41b to force the first piston to reciprocate, so as to inflate the air bag 100; after the first handle 44b is released, the first coil spring 43 drives the first cam 42 to rotate reversely, the first cam 42 and the first spring 41c are continuously matched to force the first pushing plate 41b to drive the first piston to reciprocate, and the sealed air bag 100 is continuously inflated; until the first coil spring 43 is reset, the inflation process of the sealed airbag is completed.

And the exhaust device 50 operates on the same principle as the inflation process.

The exhaust device 50 includes: an exhaust cylinder 51, a second cam 52, a second coil spring 53, and an exhaust switch 54; the exhaust hole of the exhaust tube 51 is connected to the exhaust port of the airbag 100 through an exhaust line.

The exhaust cylinder 51 includes an exhaust cylinder body 51a, a second piston (not shown), a second push plate 51b, and a second return spring 51 c; the second piston is arranged in the exhaust cylinder 51a, the second push plate 51b is arranged outside the exhaust cylinder 51a, the second push plate 51b is fixedly connected with the second piston through an intermediate connecting rod, and the second return spring 51c is arranged between the second push plate 51b and the exhaust cylinder 51a and tends to force the second push plate 51b to be far away from the exhaust cylinder 51 a; the second cam 52 is rotatably arranged on the door body 11 through a second pivot shaft, and the working surface of the second cam 52 abuts against the second push plate 51 b; one end of the second coil spring 53 is wound on the second pivot shaft, and the other end is connected to the door 11, and the second coil spring 53 tends to drive the second pivot shaft and the second cam 52 to rotate after being unfolded.

The exhaust switch 54 includes: a second rotating shaft 54a, a second handle 54b, and a second wire 55, one end of the second wire 55 being wound around the second rotating shaft 54a, and the other end of the second wire 55 being wound around the second pivot shaft of the second cam 52; the second handle 54b drives the second cam 52 to rotate through the second wire 55, and when the second cam 52 rotates forwards, the second coil spring 53 is forced to expand and store energy; the forward rotation of the second cam 52 is matched with the second return spring 51c to force the second pushing plate 51b to drive the second piston to reciprocate, so that the sealed air bag 100 is deflated; after the second handle 54b is released, the second coil spring 53 drives the second cam 52 to rotate reversely, the second cam 52 and the second return spring 51c continuously cooperate to force the second pushing plate 51b to drive the second piston to reciprocate, the sealed air bag 100 continues to be deflated, and the air in the air bag is sucked out; until the second coil spring 53 is restored. The embodiment can realize the charging and discharging functions without external power supply, and can quickly realize the sealing of various shelter door bodies when municipal supporting facilities are not perfect.

As shown in fig. 6, the first rotating shaft 44a and the second rotating shaft 54a penetrate through the inner side and the outer side of the door 11 and are rotatably disposed, and the first handle 44b and the second handle 54b are respectively disposed on the inner side and the outer side of the door 11.

In the door 11, the first handle 44b and the second handle 54b are disposed near the door handle 16. Before the door is opened, the second handle 54b is rotated to discharge part or all of the gas in the airbag 100, so that the door body 11 is convenient to open, the friction of the sealed airbag 100 is reduced, and the service life of the airbag is prolonged. When the door 11 is closed, the first handle 44b is rotated to inflate the air bag 100, so that the door 11 can be sealed quickly.

The cabin 10 in this embodiment may be a temporary house built by air film building, container body, tent or plate.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A sampling shelter is characterized by comprising a shelter body and a ventilation mechanism;

a sampling window is arranged on the other side of the cabin body;

2. The sampling shelter of claim 1 wherein said shelter has disposed therein disinfecting equipment comprising a wash basin, a goggle soak basin, and a hand sanitizer.

3. The sampling shelter of claim 1, further comprising a sensor and a control unit; the sensor is used for monitoring the air pressure value in the cabin; and the control unit is respectively connected with the sensor and the fan and used for controlling the power of the fan according to a feedback signal of the sensor.

4. The sampling shelter of claim 1 wherein said sampling window is provided with a second air curtain on the outboard side.

5. The sampling shelter of claim 4 wherein the second air curtain has a wind pressure value less than the wind pressure value of the first air curtain.

6. The sampling shelter of claim 1 wherein said shelter has a rest room disposed therein, the air pressure in the rest room being greater than said air pressure value in the shelter body.

7. The sampling shelter of claim 6 further comprising an additional air circuit connected to said air channel and a pressurized air pump disposed on said additional air circuit for directing air in the air channel into said rest compartment.

8. The sampling shelter of claim 1, wherein the frame around the door body is provided with a sealing air bag for sealing the gap between the door body and the door frame.

9. The sampling shelter of claim 1 wherein said sealed bladder comprises an outer bladder layer and an inner bladder layer with an air interlayer disposed therebetween.

10. The sampling shelter of claim 1, wherein the door body is provided with an inflation switch for controlling inflation of the sealed air bag and an exhaust switch for controlling deflation of the sealed air bag near the handle;

the inflation switch comprises an inflation shaft body which penetrates through the inner side and the outer side of the door body and can rotate, and two ends of the inflation shaft body are fixedly provided with inflation handles;

the exhaust switch is including running through the internal and external both sides of door and rotatable exhaust axis body, and the both ends of exhaust axis body are fixed and are provided with the exhaust handle.