CN219158598U - Inflatable nuclear grade air isolation room - Google Patents

Abstract

The utility model discloses an inflatable nuclear-grade air isolation room, which comprises an air column framework with a frame structure, and side tarpaulins, bottom tarpaulins and top tarpaulins which are respectively connected to the side surfaces, the bottom surface and the top surface of the air column framework; the side tarpaulin, the bottom tarpaulin and the top tarpaulin seal the air column framework, and at least one indoor space is formed inside the air column framework; at least one side tarpaulin is provided with a first door curtain, and the first door curtain is opened and closed on the side tarpaulin through a sealing zipper. According to the inflatable nuclear-grade air isolation room, the air column framework is used as a supporting framework of the whole nuclear-grade air isolation room, erection can be completed in a short time through inflation, and tarpaulin is directly connected to the air column framework to serve as a side surface and top surface closed boundary of the nuclear-grade air isolation room, so that the connection tightness is good; the whole nuclear-grade air isolation room can be removed through air release, and the nuclear-grade air isolation room can be folded into a roll after the air release, so that the nuclear-grade air isolation room is convenient to package, move and transport.

Description

Inflatable nuclear grade air isolation room

Technical Field

The utility model relates to a nuclear-grade air isolation room, in particular to an inflatable nuclear-grade air isolation room.

Background

Loose radioactive contamination and radioactive aerosols are generated during the overhaul of the nuclear field, which are major threats to radiation in the human body. To prevent the diffusion of large amounts of radioactive materials into the environment, environmental pollution and threat to operators, special protective measures need to be taken on the running and maintenance sites.

The nuclear-grade air isolation room (SAS shed for short) is a system device for effectively controlling the airborne radioactive pollution, and forms a negative pressure environment through the air purification trolley and the SAS shed so as to ensure that on-site workers are always in a clean environment, and meanwhile, the airborne radioactive pollutant is detained on a filter element of a nuclear-grade air filter of the air purification trolley, so that the pollution of the workers to the radioactivity is avoided, and the air quality of the environment is maintained.

At present, the air isolation room is usually built by using plastic cloth and a scaffold, is quite common and flexible, and can be manufactured into various forms of air isolation rooms. However, the following disadvantages also exist: 1. the plastic cloths are adhered by the adhesive tape, so that the tightness is poor. 2. The setting up and dismantling time is long, and if the environmental dose is high, the personnel will be high in the dose. 3. After removal, the scaffold needs to be decontaminated for reuse.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an inflatable nuclear-grade air isolation room which is quickly erected through inflation.

The technical scheme adopted for solving the technical problems is as follows: providing an inflatable nuclear-grade air isolation room, which comprises an air column framework with a frame structure, and side tarpaulins, bottom tarpaulins and top tarpaulins which are respectively connected to the side surfaces, the bottom surface and the top surface of the air column framework;

the side tarpaulin, the bottom tarpaulin and the top tarpaulin seal the air column framework, and at least one indoor space is formed inside the air column framework; at least one side tarpaulin is provided with a first door curtain, and the first door curtain is opened and closed on the side tarpaulin through a sealing zipper.

Preferably, the air column framework is provided with an air charging port.

Preferably, the air column framework comprises a bottom frame, a plurality of support columns vertically connected to the bottom frame through inflation, and a top frame connected to the tops of the support columns; the bottom frame and the top frame are respectively formed by connecting air columns, and the bottoms of the bottom frame, the support columns and the top frame are communicated.

Preferably, each side tarpaulin is connected between two adjacent struts, and the upper and lower edges of the side tarpaulin are respectively connected to the air columns of the top frame and the bottom frame; the peripheral edge of each bottom surface tarpaulin is connected to the air column of the bottom frame; the peripheral edges of each top surface tarpaulin are connected to the air column of the top frame.

Preferably, the air column framework is formed by PVC (polyvinyl chloride) sandwich mesh cloth, and the side tarpaulin and the top tarpaulin are respectively connected to the air column framework through high-frequency heat sealing.

Preferably, at least one stay cord is arranged at the top of the air column framework.

Preferably, at least one of the side tarpaulins is provided with a peeping window, which is visually sealed by a transparent material.

Preferably, at least one side tarpaulin is provided with an air draft cuff for externally connecting an air draft tube, and the air draft cuff is communicated with an indoor space inside the air column framework.

Preferably, at least one side tarpaulin is provided with an air supplementing port, and the air supplementing port is communicated with the indoor space inside the air column framework.

Preferably, at least two adjacent indoor spaces, namely a working room and a buffer room, are formed in the air column framework;

the working room is separated from the buffer room through an isolation tarpaulin, a second door curtain is arranged on the isolation tarpaulin, and the second door curtain is opened and closed on the isolation tarpaulin through a sealing zipper.

Preferably, the inflatable nuclear-grade air isolation room further comprises an air pump for inflating the air column framework.

Preferably, the inflatable nuclear-grade air isolation room further comprises a nuclear-grade ventilation purification trolley;

the air inlet side of the nuclear-grade ventilation purification trolley is connected with the indoor space through an exhaust pipe, and the air exhaust side is connected with a factory building ventilation system through an exhaust pipe; the nuclear-grade ventilation purification trolley is internally provided with a nuclear-grade air filter and an exhaust fan.

The utility model has the beneficial effects that: the air column framework is used as a supporting framework of the whole nuclear-grade air isolation room, erection can be completed in a short time through inflation, and tarpaulin is directly connected to the air column framework to serve as a side surface and top surface closed boundary of the nuclear-grade air isolation room, so that the connection tightness is good; the whole nuclear-grade air isolation room can be removed through air release, and the nuclear-grade air isolation room can be folded into a roll after the air release, so that the nuclear-grade air isolation room is convenient to package, move and transport.

The inflatable nuclear-grade air isolation room has flexibility due to inflatable deflation, and can adapt to narrow and complicated environments.

Drawings

The utility model will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic perspective view of an inflatable nuclear air isolation compartment according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the structure of an air column skeleton of an inflatable nuclear air isolation compartment according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of an inflatable nuclear-grade air isolation room (after the side surface of the first door curtain is provided with tarpaulin is removed) connected with an air pump machine and a nuclear-grade ventilation and purification trolley according to an embodiment of the utility model.

Detailed Description

For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings.

As shown in fig. 1 to 3, an inflatable nuclear air isolation room according to an embodiment of the present utility model includes an air column skeleton 10 and tarpaulin serving as a surrounding seal.

The air column framework 10 is supported by inflation to form a framework structure of the nuclear-grade air isolation room, and has a certain rigid support. The air column skeleton 10 has a frame structure so that a certain space is provided inside. The tarpaulin comprises a side tarpaulin 20, a top tarpaulin 30 and a bottom tarpaulin 40. The side tarpaulin 20 is connected to the side of the air column skeleton 10 to form a side closed boundary between the nuclear-grade air barriers. The top tarpaulin 30 is connected to the top surface of the air column skeleton 10 to form a top closed boundary between the nuclear-grade air barriers. The bottom tarpaulin 40 is attached to the bottom surface of the air column skeleton 10 to constitute a bottom closed boundary between the nuclear-grade air barriers.

The air column framework 10 is formed by PVC sandwich mesh fabrics, is connected through high-frequency heat sealing, and has the characteristics of high strength, flame retardance, durability, wear resistance and the like; the fire-proof grade V1 can achieve the aim of good fire prevention and flame retardance. The air column framework 10 formed by the PVC sandwich mesh cloth has certain flexibility and can be inflated, expanded and deflated to be folded.

The air column framework 10 is provided with an air charging port 14 in combination with the requirement of air charging and air discharging. The inflation inlet 14 is used for being connected with an air pump, and after the air column framework 10 is inflated by the air pump, the air pressure exists in the air column framework, so that a support with certain rigidity is formed, and the overall appearance is formed. When the air column framework 10 needs to be dismantled, the air column framework 10 can be deflated only by dismantling the connection between the air pump and the air charging port 14, and the deflation can be completed rapidly by adopting the suction fan for sucking air when necessary. After the air is discharged, the air column framework 10 can be manually folded into rolls for packaging, and is put into a special box body after the volume of the air column framework is reduced, so that the air column framework is convenient to store, transfer, transport and the like.

In addition, a pull rope 15 is arranged at the top of the air column framework 10, and after inflation, the pull rope 15 can be fixed on a nearby building, so that the support of the air column framework 10 is enhanced. The pull cord 15 is provided with at least one, for example, one pull cord 15 at each apex angle of the air column skeleton 10.

Structurally, the air column skeleton 10 may specifically include a bottom frame 11, a plurality of columns 12 vertically connected to the bottom frame 11 by inflation, and a top frame 13 connected to the tops of the columns 12. The bottom frame 11 and the top frame 13 are respectively formed by air column connection, and the interiors of the bottom frame 11, the struts 12, and the top frame 13 are communicated. The air charging port 14 can be arranged at any position of the air column framework 10, so that the whole air column framework 10 can be charged. Preferably, the inflation port is provided on the lower end of the bottom frame 11 or the stay 12.

On the air column skeleton 10, each side is closed by a side tarpaulin 20, the top is closed by a top tarpaulin 30, and the bottom is closed by a bottom tarpaulin 40. The side tarpaulin 20, the top tarpaulin 30 and the bottom tarpaulin 40 are respectively connected on the air column framework 10 through high-frequency heat sealing, and the fireproof grade V1 can achieve the aim of good fireproof and flame retardation.

The combined air column framework 10 is structurally composed of two adjacent columns 12, wherein each side tarpaulin 20 is connected between the two adjacent columns 12, and the connection part is positioned on the axis of each column 12; the upper and lower edges of the side tarpaulin 20 are respectively connected to the air columns of the top frame 13 and the bottom frame 11, and the connection positions are respectively positioned on the axes of the air columns where the top frame 13 and the bottom frame 11 are positioned. The peripheral edge of each top tarpaulin 30 is connected to the air column of the top frame 13, and the connection is located on the axis of the air column. The peripheral edges of each bottom tarpaulin 40 are connected to the air column of the bottom frame 11, and the connection is located on the axis of the air column. The side tarpaulin 20, the top tarpaulin 30 and the bottom tarpaulin 40 are also flexible materials, and after the air column framework 10 is inflated and supported, the tarpaulin is respectively pulled up and spread; after the air column framework 10 is deflated, the awning cloth can be folded and rolled along with the air column framework 10.

At least one side awning cloth 20 is provided with a first door curtain 21, which is convenient for people to enter and exit the indoor space. The first door curtain 21 is opened and closed on the side tarpaulin 20 by a sealing zipper. The airtight performance of the sealing zipper reaches 30kpa, thereby meeting the requirement of negative pressure. In addition, the sealing zipper is preferably a double-headed zipper, which is convenient to open the first curtain 21 both inside and outside the indoor space.

At least one side of the tarpaulin 20 is provided with a peeping window 50, the peeping window 50 being visually sealed by a transparent material, such as TPU. The peeping window 50 and the side tarpaulin 20 are integrally connected by high-frequency heat sealing, so that light transmission is facilitated and the situation in the nuclear-grade air isolation room is conveniently observed.

At least one side tarpaulin 20 is provided with an air draft cuff 60, the air draft cuff 60 is communicated with the indoor space inside the air column framework 10, and the air draft cuff 60 is used for externally connecting an air draft tube, so that the indoor space can be exhausted to form negative pressure.

In addition, according to the need, at least one side surface tarpaulin 20 can be further provided with an air compensating opening 16, the air compensating opening 16 is communicated with the indoor space inside the air column framework 10, and air can be compensated for the indoor space through the air compensating opening 16, so that the dynamic balance of negative pressure is achieved, and the indoor space is kept at a certain negative pressure.

In the embodiment shown in fig. 1 to 3, at least two adjacent indoor spaces, namely, a working room 100 and a buffer room 200, are formed in the air column skeleton 10. Buffer room 200 is smaller than working room 100.

The working room 100 and the buffer room 200 are separated by the isolation tarpaulin 70, the left and right sides of the isolation tarpaulin 70 are respectively connected to the two opposite support posts 12, and the upper and lower edges of the isolation tarpaulin 70 are respectively connected to the air columns of the top frame 13 and the bottom frame 11. The isolation tarpaulin 70 is provided with a second door curtain 71, the second door curtain 71 is opened and closed on the isolation tarpaulin 70 through a sealing zipper, and a worker transfers back and forth between the buffer room 200 and the working room 100 through the second door curtain 71. The airtight performance of the sealing zipper reaches 30kpa, thereby meeting the requirement of negative pressure. The containment zipper is preferably a double-ended zipper that facilitates the unzipping of both the buffer room 200 and the workroom 100 and the opening of the second curtain 70.

For the nuclear air isolation room having the working room 100 and the buffer room 200, the first door curtain 21 is provided on the side tarpaulin 20 of the corresponding buffer room 200. When a worker enters from the outside, he enters the buffer room 200 through the first door curtain 21 and then enters the working room 100 through the second door curtain 71.

The side tarpaulin 20 of the working room 100 and the side tarpaulin 20 of the buffer room are respectively provided with a peeping window 50.

The side tarpaulin 20 of the workplace 100 and the side tarpaulin 20 of the buffer room are respectively provided with an air draft cuff 60, so that air can be conveniently and simultaneously exhausted from the workplace 100 and the buffer room 200. The air draft cuffs 60 are cylindrical and welded to the corresponding openings of the side tarpaulin 20 by a high frequency heat sealing process. For the arrangement of the air supply ports 16, the air supply ports 16 are provided on the side tarpaulin 20 of the working room 100 and the side tarpaulin 20 of the buffer room 200, respectively.

Further, the inflatable nuclear-grade air isolation room of the present utility model may further comprise an air pump 90 for inflating the air column skeleton 10, and a nuclear-grade ventilation and purification cart 91 for exhausting air.

The air pump 90 can be connected with the air charging port 14 of the air column framework 10 to charge the air column framework 10, and the air pump 90 can be connected with the air compensating port 16 to supplement air for the indoor space of the air column framework 10 when needed. If the working environment of the indoor space is high dose rate, in order to reduce the dose to which the staff is subjected, the staff can set a pressure value, and after the air pump 90 is started, the air column framework 10 is inflated to reach the pressure value, and then the inflation is automatically stopped. The air inflation process does not need the participation of staff in real time, so that the irradiation of the staff is greatly reduced. The air pump 90 has both automatic air supply and overpressure air release functions.

The nuclear-grade ventilation and purification trolley 91 is arranged outside the nuclear-grade air isolation room, the air inlet side of the nuclear-grade ventilation and purification trolley 91 is connected with the air suction cuffs 60 through an exhaust pipe (hose), and the connection part is sealed by a single-sided adhesive tape; the exhaust side of the nuclear grade ventilation purification trolley 91 is connected with a factory building ventilation system through an exhaust pipe (hose). The nuclear-grade ventilation and purification trolley 91 pumps air from the working room 100 and the buffer room 200 in the indoor space to form negative pressure, and the pumped air is discharged to a factory ventilation system.

The nuclear-grade ventilation and purification trolley 91 is internally provided with a nuclear-grade air filter and an exhaust fan, and realizes a negative pressure environment in the nuclear-grade air isolation room while processing radioactive air. The nuclear-grade ventilation and purification trolley 91 extracts the radioactive air in the nuclear-grade air isolation room, and the radioactive substances in the air are detained in the filter element of the filter through the filtration of the nuclear-grade air filter, so that the radioactive concentration of the air in the nuclear-grade air isolation room is reduced, the diffusion of the radioactive substances is avoided, and the safety of operators is ensured.

When the inflatable nuclear-grade air isolation room is used, the inflatable nuclear-grade air isolation room is taken out from a special box body and laid on the ground, an inflation inlet is found out, and the inflatable nuclear-grade air isolation room is connected with an air pump machine 90. The air pump 90 is started, the air column framework 10 is inflated for a period of time, and after the inflation reaches a pressure value, the air pump 90 automatically stops inflation. After the inflation molding of the inflatable nuclear-grade air isolation room is completed, connecting a nuclear-grade ventilation purification trolley; the erection of the inflatable nuclear-grade air isolation room can be completed by connecting the air pump 90 with the air supply ports 16 on the working room 100 and the buffer room 200.

When the inflatable nuclear-grade air isolation room is dismantled, the connection between the air pump 90 and the inflation inlet 14 is disconnected, so that the air pump is naturally deflated, and a suction fan is adopted to rapidly dismantle the room if necessary. After the air is discharged, the air is manually folded into rolls for packaging, and if the pollution of the workshop is serious, the inflatable nuclear-grade air isolation room is scrapped. If the pollution of the workshop is not serious, the workshop can be reused after decontamination.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (12)

1. The inflatable nuclear-grade air isolation room is characterized by comprising an air column framework with a frame structure, and side tarpaulins, bottom tarpaulins and top tarpaulins which are respectively connected to the side surfaces, the bottom surface and the top surface of the air column framework;

the side tarpaulin, the bottom tarpaulin and the top tarpaulin seal the air column framework, and at least one indoor space is formed inside the air column framework; at least one side tarpaulin is provided with a first door curtain, and the first door curtain is opened and closed on the side tarpaulin through a sealing zipper.

2. The inflatable nuclear air isolation room of claim 1, wherein the air column framework is provided with an inflation inlet.

3. The inflatable nuclear grade air separation compartment of claim 1, wherein the air column framework comprises a bottom frame, a plurality of struts vertically connected to the bottom frame by inflation, and a top frame connected to the tops of the struts; the bottom frame and the top frame are respectively formed by connecting air columns, and the bottoms of the bottom frame, the support columns and the top frame are communicated.

4. The inflatable nuclear grade air compartment of claim 3 wherein each of said side tarpaulins is connected between two adjacent poles, the upper and lower edges of said side tarpaulins being connected to the air columns of said top and bottom frames, respectively; the peripheral edge of each top surface tarpaulin is connected to the air column of the top frame; the peripheral edges of each bottom surface tarpaulin are connected to the air column of the bottom frame.

5. The inflatable nuclear grade air separation compartment of claim 1, wherein the air column framework is formed from PVC clip mesh, and the side tarpaulin and the top tarpaulin are respectively connected to the air column framework by high frequency heat sealing.

6. The inflatable nuclear grade air separation compartment of claim 1, wherein the top of the air column framework is provided with at least one pull cord.

7. The inflatable nuclear air compartment of claim 1, wherein at least one of the side tarpaulins is provided with a peeping window, the peeping window being visually sealed by a transparent material.

8. The inflatable nuclear air isolation room according to claim 1, wherein at least one side tarpaulin is provided with an exhaust cuff for externally connecting an exhaust pipe, and the exhaust cuff is communicated with an indoor space inside the air column framework.

9. The inflatable nuclear air isolation room according to claim 1, wherein at least one of the side tarpaulins is provided with an air supply port, and the air supply port is communicated with an indoor space inside the air column framework.

10. The inflatable nuclear grade air separation compartment of claim 1, wherein at least two adjacent indoor spaces are formed in the air column framework, namely a working compartment and a buffer compartment respectively;

the working room is separated from the buffer room through an isolation tarpaulin, a second door curtain is arranged on the isolation tarpaulin, and the second door curtain is opened and closed on the isolation tarpaulin through a sealing zipper.

11. The inflatable nuclear grade air compartment of any one of claims 1-10, further comprising an air pump for inflating the air column framework.

12. The inflatable nuclear grade air compartment of any of claims 1-10, further comprising a nuclear grade ventilation purification cart;

the air inlet side of the nuclear-grade ventilation purification trolley is connected with the indoor space through an exhaust pipe, and the air exhaust side is connected with a factory building ventilation system through an exhaust pipe; the nuclear-grade ventilation purification trolley is internally provided with a nuclear-grade air filter and an exhaust fan.

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