CN202843995U - One-way ventilation supply and discharge system - Google Patents
One-way ventilation supply and discharge system Download PDFInfo
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- CN202843995U CN202843995U CN201220490704.8U CN201220490704U CN202843995U CN 202843995 U CN202843995 U CN 202843995U CN 201220490704 U CN201220490704 U CN 201220490704U CN 202843995 U CN202843995 U CN 202843995U
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Abstract
A one-way ventilation supply and discharge system comprises an isolating device and a gas supply and discharge device. The isolating device is used for isolating a high pressure wash-infection cavity into a first cabin and a second cabin, and the gas supply and discharge device is used for controlling gas to enter the gas supply and discharge device of the high pressure wash-infection cavity and be discharged out of the gas supply and discharge device of the high pressure wash-infection cavity. The gas supply and discharge device comprises a gas source, a first cabin gas pressurization pipeline used for inputting gas inside the first cabin, a first cabin gas decompression pipeline used for outputting gas inside the first cabin, a second cabin gas pressurization pipeline used for inputting gas inside the second cabin, and a second cabin gas decompression pipeline used for outputting gas inside the second cabin. By the utilization of the one-way ventilation supply and discharge system, operating personnel in a contaminated zone can directly carry out cleaning work and disinfection process under high pressure and repetitive pollution can be prevented. In addition, repetitive pollution of an instrument and equipment inside the high pressure wash-infection cavity can be prevented.
Description
Technical field
This utility model relates to a kind of unidirectional ventilation for heat-extraction system.
Background technology
When Operating Pressure personnel carry out the Operating Pressure of diving operation or hyperbar exposure, to dissolve a large amount of noble gases in the body, noble gas is dissolved in the body and builds up, and reaches the state (i.e. " saturated ") that the dividing potential drop of this gas in the tension force of dissolved gas and the external environment balances each other.If make this moment ambient pressure reduce (" decompression ") though or extraneous total gas pressure do not reduce, but the ratio of this kind noble gas is reduced (being substituted by other kind of gas), the tension force that then before has been dissolved in the noble gas in the body will be higher than the dividing potential drop (i.e. " supersaturation ") of this gas in the external environment, when the speed and the amplitude that reduce pressure all are controlled in the suitable scope, the interior noble gas tension force of holder is higher than the external environment total gas pressure and is no more than certain ratio, in body fluid and tissue, keeping supersaturation dissolved state (" safe supersaturation "), the supersaturation dissolved gases can diffuse into free gas from dissolved state to external environment by circulation and respiratory system, until internal and external equilibrium (i.e. " safe desaturation ").Make the decompression of the safe desaturation of noble gas of dissolving in the body be called safety relief.If decompression rate is too fast, amplitude excessive (" inadequate decompression "), then dissolving gas in vivo has little time to discharge by the circulorespiratory system diffusion, and overflows into free gas in body fluid, tissue, be the autochthonous bubble, just may cause a disease (" decompression sickness ").When diving operation, hyperbar treatment or hyperbaric oxygentherapy, for safety is got rid of too much nitrogen in the bodily tissue, Divers must in some certain depth in the way of rising, be done short stay, stop part and be referred to as pressure-reducing station (being docking station), the time that stops is take minute as unit.
When if Operating Pressure personnel are polluted by nuclear pollution or other in the situation of Operating Pressure, can carry out reduced pressure treatment, then under normal pressure, isolate, cleaning and sterilizing processes, yet described reduced pressure treatment needed tens hours even the longer time, caused often occurring rescuing untimely or all rescue measures proved ineffectual and life-threatening phenomenon.And in existing cleaning cabin and cleaning environment, Operating Pressure personnel are easy to be repeated pollute after cleaning and sterilization.In addition, in existing cleaning cabin and cleaning environment, instrument and equipment is also contaminated easily.
In view of this, be necessary to propose in fact a kind of unidirectional ventilation for heat-extraction system, not only can satisfy the demand of directly contaminated Operating Pressure personnel being isolated, cleaning and sterilizing without reduced pressure treatment, but also can satisfy the Operating Pressure personnel are carried out not being repeated after cleaning and sterilizing is processed the demand polluted, make rescue more timely and effective.In addition, can also satisfy the instrument and equipment that cleans in the environment and not be repeated the demand polluted.
The utility model content
The problem that this utility model solves is Operating Pressure personnel when polluted by nuclear pollution or other, can not in time isolate, cleaning and sterilizing operation, occurs rescuing untimely and problem that jeopardize contaminated Operating Pressure personnel's life.Another problem that this utility model solves is in existing cleaning cabin and cleans in the environment, Operating Pressure personnel clean and sterilization after be easy to the problem that is repeated to pollute.
For addressing the above problem, this utility model provides a kind of unidirectional ventilation for heat-extraction system, comprising:
High pressure decontamination cabin is isolated into the spacer assembly in the first cabin and the second cabin;
The gas in control gas inlet and outlet high pressure decontamination cabin is for arranging device, and described gas comprises for arranging device:
Gas source;
Be used in described the first cabin, inputting the first cabin gas pressurized pipeline of gas;
Be used in described the first cabin, exporting the first cabin gas relief line of gas;
Be used in described the second cabin, inputting the second cabin gas pressurized pipeline of gas;
Be used in described the second cabin, exporting the second cabin gas relief line of gas.
Optionally, described gas also comprises two cabin intercommunication pipelines for arranging device, and an end of described pair of cabin intercommunication pipeline is connected with the first cabin, and the other end is connected with the second cabin.
Optionally, described pair of cabin intercommunication pipeline comprises check valve and stop valve, and described check valve allows gas from described the first cabin of the unidirectional inflow in described the second cabin.
Optionally, described gas also comprises oxygen for arranging device for arranging device, and described oxygen comprises for arranging device:
Source of oxygen;
Be used in described the first cabin, inputting the first cabin oxygen pressing pipeline of oxygen;
Be used in described the first cabin, exporting the first cabin oxygen relief line of oxygen;
Be used in described the second cabin, inputting the second cabin oxygen pressing pipeline of oxygen;
Be used in described the second cabin, exporting the second cabin oxygen relief line of oxygen.
Optionally, described the first cabin and the second cabin are provided with the fast patch plug of oxygen supply and discharge, and described oxygen supply and discharge patches soon first end and connects described oxygen for arranging device, and the other end connects Oxygen-uptaking appliance, and the fast patch plug of described oxygen supply and discharge comprises supplies with valve and discharge valve.
Optionally, unidirectional ventilation of the present utility model also comprises for heat-extraction system: operating board, be arranged at the lateral wall in high pressure decontamination cabin, and the described gas in high pressure decontamination cabin is carried out electrical control for arranging device.
Optionally, unidirectional ventilation of the present utility model also comprises for heat-extraction system: gas analysis system is arranged on the described operating board, for detection of the gas concentration in the first cabin and the second cabin.
Compared with prior art, the technical solution of the utility model has the following advantages:
Unidirectional ventilation of the present utility model is for heat-extraction system, under high pressure directly contaminated operator with pressure to be isolated in high pressure decontamination cabin, clean and sterilization, need not through reduced pressure treatment, and in the described high pressure decontamination cabin gas pressure in the second cabin (contaminated Operating Pressure personnel's cleaning and sterilizing post processing cabins) all the time greater than the gas pressure of the first cabin (contaminated Operating Pressure personnel cleaning and sterilizing process cabins), guarantee that gas is in the one-way flow state that flows to the first cabin from the second cabin always, so that contaminated Operating Pressure personnel do not repeat after cleaning and sterilizing is processed is contaminated, can make rescue more timely and effective.
Description of drawings
Fig. 1 is the unidirectional ventilation in the high pressure decontamination cabin of the first embodiment supplies arranging device for the gas of heat-extraction system sketch map;
Fig. 2 is the unidirectional ventilation in the high pressure decontamination cabin among the second embodiment supplies arranging device for the gas of heat-extraction system sketch map;
Fig. 3 is the unidirectional ventilation in the high pressure decontamination cabin among the 3rd embodiment supplies arranging device for the gas of heat-extraction system sketch map;
Fig. 4 is the unidirectional ventilation in the high pressure decontamination cabin of the 3rd embodiment supplies arranging device for the partial oxidation in the arranging device for the gas of heat-extraction system sketch map.
The specific embodiment
Just as stated in the Background Art, when if Operating Pressure personnel are polluted by nuclear pollution or other in the situation of Operating Pressure, usually under normal pressure, isolate, cleaning and sterilizing processes, isolate, cleaning and sterilizing must have a reduced pressure treatment before processing, described reduced pressure treatment needed tens hours even the longer time, caused often occurring rescuing untimely or all rescue measures proved ineffectual and the phenomenon that jeopardizes contaminated Operating Pressure personnel's life.And in existing cleaning cabin and cleaning environment, Operating Pressure personnel are easy to be repeated pollute after cleaning and sterilization.In addition, in existing cleaning cabin and cleaning environment, instrument and equipment is also contaminated easily.
The inventor scrutinizes and proposes a kind of unidirectional ventilation for heat-extraction system, comprises, high pressure decontamination cabin is isolated into the spacer assembly in the first cabin and the second cabin; The gas in control gas inlet and outlet high pressure decontamination cabin is for arranging device, and described gas comprises for arranging device: gas source; Be used in described the first cabin, inputting the first cabin gas pressurized pipeline of gas; Be used in described the first cabin, exporting the first cabin gas relief line of gas; Be used in described the second cabin, inputting the second cabin gas pressurized pipeline of gas; Be used in described the second cabin, exporting the second cabin gas relief line of gas.The unidirectional ventilation in above-mentioned high pressure decontamination cabin not only can be satisfied the demand of directly contaminated Operating Pressure personnel being isolated, cleaning and sterilizing without reduced pressure treatment for heat-extraction system, but also can satisfy after cleaning and sterilizing is processed the not demand of repeated contamination, make rescue more timely and effective.In addition, in existing cleaning cabin and cleaning environment, instrument and equipment is also contaminated easily.
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.Because this utility model focuses on interpretation principle, therefore, not in scale drawing.
Embodiment one
Fig. 1 is that the unidirectional ventilation in the high pressure decontamination cabin of the first embodiment supplies the heat-extraction system sketch map, please refer to Fig. 1,1 two ends, high pressure decontamination cabin are respectively equipped with the first end socket 12 and the second end socket 13, all be provided with clamp quick-opening formula docking structure in described the first end socket 12 and the second end socket 13, can dock with brucker survival capsule and compression chamber group respectively.
Described the first cabin 10 inner in addition one watertight door 26, the effect of described watertight door 26 is that the first cabin 10 is divided into decontamination district and dry section, described dry section is the closed area between first hatch door 15 at described watertight door 26 and Middle head 14 places, it played a transition role before entering the second cabin 11, entered the second cabin 11 further to prevent the polluter in the first cabin 10.Cleaning disinfection liquid, decontaminating liquid only can pass into the decontamination district and not enter dry section.Can there be watertight door 26 in other embodiments yet.
In the present embodiment, as shown in Figure 1, when the gas of the ventilation in described high pressure decontamination cabin confession system was air confession arranging device (air pipe line) for arranging device, described air comprised for arranging device:
The first cabin air pressure pipeline 171, be connected on the air header road 170 in high pressure decontamination cabin, air in the air source 17 is inputed in the first cabin 10, and the above is provided with the first cabin air pressure pipeline stop valve (not shown), is used for control to flow and the pressure of the first cabin 10 interior input airs;
The second cabin air pressure pipeline 172, be connected on the air header road 170 in high pressure decontamination cabin, air in the air source 17 is inputed in the second cabin 11, and the above is provided with the second cabin air pressure pipeline stop valve (not shown), is used for control to flow and the pressure of the second cabin 11 interior input airs;
The first cabin air relief line 173, outside Bas Discharged the first cabin 10 with the first cabin 10, and above be provided with the first cabin air relief line stop valve (not shown), be used for control from flow and the pressure of the first cabin 10 interior delivery airs;
The second cabin air relief line 174, outside Bas Discharged the second cabin 11 with the second cabin 11, and above be provided with the second cabin air relief line stop valve (not shown), be used for control from flow and the pressure of the second cabin 11 interior delivery airs.
Before the cleaning and sterilizing operation, the first cabin 10 is transferred to high pressure (for normal atmospheric pressure) state, pressure in described high pressure and the Operating Pressure personnel body (operation in environment under high pressure before the Operating Pressure personnel, thereby its body pressure is high pressure) balance each other.As better embodiment, the dividing potential drop of some gases (noble gas etc. are pressed influential gas to body) in described the first cabin 10 also is adjusted to the state that balances each other with the body internal pressure.Then, the Operating Pressure personnel being placed the first cabin 10 carry out cleaning and sterilizing processes.Because the pressure in the first cabin 10 and Operating Pressure personnel's body are pressed and are balanced each other, thereby this kind processing can not affect the health of human body.Compare with post-decompression normal pressure cleaning and sterilizing processing, the processing here is in time rapid, the effective percentage that the energy Effective Raise is processed.
As more excellent embodiment, can be in the process that cleaning and sterilizing is processed, Decompression Controlling is carried out in the first cabin 10, and the amplitude of decompression, speed reduce to normal with operating personnel's body pressure not injure the Operating Pressure personnel as benchmark when processing to be implemented in cleaning and sterilizing.Generally, the time of reduced pressure treatment is longer, may need tens hours even the longer time, can greatly be longer than the time that decontamination is processed;
After decontamination was processed, Operating Pressure personnel stayed on and proceed reduced pressure treatment in the first cabins 10, the pollutant repeated contamination that produces in may being processed by decontamination.Thereby after decontamination was finished dealing with, operating personnel's body was pressed and not yet to be reduced to normal pressure, continued to finish reduced pressure treatment after can being transferred to first the second cabin 11 again.Can prevent that like this Operating Pressure personnel are repeated to pollute after cleaning and sterilization.
When contaminated Operating Pressure personnel transfer to the second cabin 11 and carry out the cleaning and sterilizing post processing behind 10 cleaning and sterilizings of the first cabin, the first hatch door 15 and the second hatch door 16 need to be opened.In order to guarantee that the gas in two cabins does not circulate mutually in the process that the first hatch door 15 and the second hatch door 16 open, opening before the first hatch door 15 and the second hatch door 16 carry out circulation of air, adjust the second cabin 11 pressure a little more than the pressure in the first cabin 10.And, when being opened, the first hatch door 15 and the second hatch door 16 open the second cabin air pressure pipeline 172 and the first cabin air relief line 173, so that the gas unidirectional in the second cabin 11 flows in the process in the first cabin 10, gas flow in the second cabin air pressure pipeline 172 and 173 pairs of described high pressure decontaminations of the first cabin air relief line cabin provides a power, so that gas is accelerated to the speed of low-pressure area diffusion by the higher-pressure region, namely, so that gas can only flow into the first cabin 10 from the second cabin 11 in the cabin, guaranteed the one-way flow of described high pressure decontamination cabin gas, avoided carrying out staff contaminated with pressure after cleaning and sterilizing is processed in the first cabin 10 and be transferred to repeated contamination in the process in the second cabin 11, also avoided the instrument and equipments in the second cabin 11 to be repeated to pollute simultaneously.
After contaminated staff with pressure is moved to the second cabin 11, close the first hatch door 15 and the second hatch door 16, then the pressure in the second cabin 11, the first cabin 10 is adjusted, such as opening the second cabin air relief line 174 or opening the first cabin air pressure pipeline 171 etc., until the setting pressure in each cabin, namely until the pressure in the second cabin 11 is slightly larger than the pressure in the first cabin 10, then the first cabin 10 and the second cabin 11 keep respectively the separate ventilation ventilation operation in the cabin separately and keep the cabin in cabin separately to press stable.
The unidirectional ventilation in described high pressure decontamination cabin also comprises operating board 27 for heat-extraction system, and the described gas in high pressure decontamination cabin is carried out electrical control for arranging device.Be specially, the size of high pressure decontamination cabin 1 interior gas communication direction and flow is to be controlled by control system.Described control system comprises and gas pipeline or the function element (not shown) that links to each other with the valve that arranges on the pipeline; Gas pipeline can be connected to the operating board 27 that makes things convenient for personnel control, thereby operator can control cabin internal pressure, various gas concentration by button or lever on the aforesaid operations platform 27 (ginseng Fig. 1 and Fig. 2).Operating board 27 is provided with the Pressure gauge that shows each cabin 10,11 interior gas pressures, can show the flow pressure instrument of gas pipeline, the interior gas flow of source of the gas and pressure.
In order to ensure the safety of contaminated Operating Pressure personnel in 1 cabin, high pressure decontamination cabin, the indoor environment gas concentration is strict control, and under any circumstance oxygen concentration must not be lower than 18%, and gas concentration lwevel must not be higher than 1.0%, otherwise will carry out ventilation.Therefore the unidirectional ventilation in described high pressure decontamination cabin also comprises gas analysis system for heat-extraction system, described gas analysis system comprises, be equipped with the aobvious gas analyser of two number of units, be separately positioned on the first air collecting pipe and the second air collecting pipe in the first cabin 10 and the second cabin 11 at operating board, described air collecting pipe is used for carrying out gas sampling in each cabin.Gas in described each air collecting pipe passes to operating board after decompression, flow-control meter and oxygen analyser sensor also are set on the gas analyser of described operating board, described flow-control meter is used for controlling the sample gas flow, sample gas is connected to the oxygen analyser sensor after controlling by effusion meter, thereby can obtain the gas concentration in each cabin, namely the gas analyser on the operating board detects the first cabin 10 and the second cabin 11 interior gas concentrations by analytical sampling gas.Gas concentration in can a certain cabin of continuous monitoring or monitor simultaneously the gas concentration in two cabins.When the gas concentration in the cabin of gas analyser monitoring surpassed setting value, then the acousto-optic alarm signal showed (audible-visual annunciator is arranged on the operating board 27, also can be arranged in the first cabin and the second cabin simultaneously).
In the present embodiment, the pressure specified scope in the high pressure decontamination cabin is 0.5MPa～1MPa.When the pressure overpressure specified scope in the high pressure decontamination cabin, the hyperpressure alarm device on the operating board 27 has the alarm signal display alarm, carries out the elimination of alarm signal and the adjustment of cabin internal pressure by described operating board 27.
Various Displaying Meters and actuation member (such as button etc.) all concentrated setting not only can satisfy the requirement of centralized operation control on operating board 27, and operator can not operated under environment under high pressure, improve operating efficiency.Described operating board 27 is in-line arrangement, hangs on the side in described high pressure decontamination cabin.Connection profile is established take profile framework as main body in operating board 27 inside in the framework, be used for installing and fixing various instrument and meters, and operating board 27 shells adopt metallic sheet material.Perforate is left in operating board 27 bottoms, and pipeline and cable dock with high pressure decontamination cabin from tapping.
The instrument of preparing on the described operating board comprises:
Gas analyser: set two digital gas analysers on the operating board 27, be used for oxygen concentration and the gas concentration lwevel of monitoring indoor environment gas.When wherein a gas analyser breaks down, by switching valve another use of transferring, can change arbitrarily use between two gas analysers, guarantee seriality and the reliability of cabin composition of gases within monitoring.When measured medium concentration reached setting value, then the acousto-optic alarm signal showed.
Hyperpressure alarm device: set two electro connecting pressure gauges on the operating board 27, be used for the pressure limit that respectively indication and given the first cabin and the second compartment safety use.In the time of within actual pressure in the cabin surpasses given range, then the acousto-optic alarm signal shows, alert is in time adjusted the cabin internal pressure, guarantees safe handling.Acoustic signal can artificially be removed, but light signal must be in the cabin internal pressure be adjusted to the setting pressure scope after, just automatically eliminate.
Gauge tap and display lamp: be provided with various electric operation switches or button according to action need at operating board 27, and the operation of various operating modes indication harmony visual alarm.
Add the decompression operation valve: set on the operating board 27 add, the equilibrated valve in decompression operation valve and each cabin.Described valve is selected copper or stainless steel stop valve.
The pressure display instrument table: equipped four precision pressure gauges on the operating board, its range is 1.0MPa, Pressure gauge is arranged in the position of being convenient to observe in the middle of the operating board panel.Bleed pressure is set respectively in both sides, panel top, supplies the cleaning fluid pressure table.
Described operating board 27 also comprises the communication intercom system, detects the instrument of cabin, decontamination cabin body temperature humidity etc., and described operating board 27 internal pipelines are laid and considered and be convenient to dismounting, and the bottom is drawn pipeline and all added clip and fix, and all cable and wires all lay along Wiring slot board.
Embodiment two
The difference of second embodiment and the first embodiment be described high pressure decontamination cabin gas for arranging device except comprising described all structures of the first embodiment, also comprise two cabin intercommunication pipelines.Fig. 2 is the unidirectional ventilation in the high pressure decontamination cabin among the second embodiment supplies arranging device for the gas of heat-extraction system sketch map.Because the gas in the high pressure decontamination cabin among other parts and the embodiment one confession arranging device is identical, thereby, continue to continue to use identical label.
Please refer to Fig. 2, an end of described pair of cabin intercommunication pipeline 19 is connected with the first cabin 10, and the other end is connected with the second cabin 11.Described pair of cabin intercommunication pipeline 19 also comprises check valve 1911 and stop valve 1912, and in the present embodiment, 1911 on described check valve allows gas to flow into described the first cabin 10 from described the second cabin 11.
Before the cleaning and sterilizing operation, the first cabin 10 is transferred to high pressure conditions, the pressure in described high pressure and the Operating Pressure personnel body balances each other.As better embodiment, the dividing potential drop of some gases in described the first cabin 10 (affect the gas of operating personnel's body pressure such as noble gas etc.) also is adjusted to the state that balances each other with the body internal pressure.Then, the Operating Pressure personnel being placed the first cabin carry out cleaning and sterilizing processes.Because the pressure in the first cabin 10 and Operating Pressure personnel's body are pressed and are balanced each other, thereby this kind processing can not affect the health of human body.Compare with post-decompression normal pressure cleaning and sterilizing processing, the processing here is in time rapid, the effective percentage that the energy Effective Raise is processed.
As more excellent embodiment, can be in the process that cleaning and sterilizing is processed, Decompression Controlling is carried out in the first cabin 10, and the amplitude of decompression, speed reduce to normal with operating personnel's body pressure not injure the Operating Pressure personnel as benchmark when processing to be implemented in cleaning and sterilizing.
When contaminated Operating Pressure personnel transfer to the second cabin 11 and carry out the cleaning and sterilizing post processing behind 10 cleaning and sterilizings of the first cabin, the first hatch door 15 and the second hatch door 16 need to be opened.In order to guarantee that the gas in two cabins does not circulate mutually in the process that the first hatch door 15 and the second hatch door 16 open, opening before the first hatch door 15 and the second hatch door 16 carry out circulation of air, adjust the second cabin 11 pressure a little more than the pressure in the first cabin 10.
Then open stop valve 1912 and the check valve 1911 of two cabin intercommunication pipelines 19, air in the described high pressure decontamination cabin can only flow to the first cabin 10 from the second cabin 11 by two cabin intercommunication pipelines 19, until the pressure in the second cabin 11 and the first cabin 10 keeps balance, so that the first hatch door 15 and the second hatch door 16 easier opening.When being opened, the first hatch door 15 and the second hatch door 16 open the second cabin air pressure pipeline 172 and the first cabin air relief line 173, so that the gas unidirectional in the second cabin 11 flows in the process in the first cabin 10, gas flow in the second cabin air pressure pipeline 172 and 173 pairs of described high pressure decontaminations of the first cabin air relief line cabin provides a power, so that gas is accelerated to the speed of low-pressure area diffusion by the higher-pressure region, namely, so that gas can only flow into the first cabin 10 from the second cabin 11 in the cabin, guaranteed the one-way flow of described high pressure decontamination cabin gas, avoided carrying out staff contaminated with pressure after cleaning and sterilizing is processed in the first cabin 10 and be transferred to repeated contamination in the process in the second cabin, also avoided the instrument and equipments in the second cabin 11 to be repeated to pollute simultaneously.
As contaminated staff with pressure, after being moved to the second cabin, close the first hatch door 15 and the second hatch door 16, then close two cabin intercommunication pipelines 19, then to the second cabin 11, pressure in the first cabin 10 is adjusted, such as opening the second cabin air relief line 174 or opening the first cabin air pressure pipeline 171 etc., until the setting pressure in each cabin, namely until the pressure in the second cabin 11 is slightly larger than the pressure in the first cabin 10, then the first cabin 10 and the second cabin 11 keep respectively the separate ventilation ventilation operation in the cabin separately and keep the cabin in cabin separately to press stable.So that carrying out the decontamination of next time processes.
Embodiment three
The difference of the 3rd embodiment and the first two embodiment be the gas in described high pressure decontamination cabin for arranging device except comprising the described primary structure of the second embodiment, also comprise oxygen for arranging device (oxygenating pipeline), each oxygenating pipeline on described oxygen comprises source of oxygen 18, high pressure decontamination cabin oxygen main pipe rail 180 and is connected high pressure decontamination cabin oxygen main pipe rail 180 for arranging device.In the first embodiment or the second embodiment, when only having air moving for arranging device in the high pressure decontamination cabin 1, increase along with first cabin air relief line running time, oxygen, carbon dioxide and nitrogen descend to some extent in the concentration in the first cabin 10, and especially the lowering of concentration amount of oxygen is maximum.In order to make the oxygen quantity delivered in the first cabin 10 sufficient, more being conducive to the cleaning and sterilizing of contaminated Operating Pressure personnel in the first cabin 10 processes, can increase described oxygenating pipeline on the basis of the second embodiment, move simultaneously the unidirectional draught effect of realizing high pressure decontamination cabin with described air pipe line.Fig. 3 be the unidirectional ventilation in the high pressure decontamination cabin among the 3rd embodiment for the gas of the heat-extraction system sketch map for arranging device because the gas in the high pressure decontamination cabin among other parts and the embodiment one is identical for arranging device, thereby, continue to continue to use identical label.
Described oxygenating pipeline comprises source of oxygen 18, high pressure decontamination cabin oxygen main pipe rail 180 and the oxygenating pipeline that is connected to each cabin.
Source of oxygen 18 is arranged at the outside in described high pressure decontamination cabin 1, exports the operating board (not shown) to, after the control of the valve on the operating board, is connected to high pressure decontamination cabin oxygen main pipe rail 180.
Described oxygenating pipeline is connected to described high pressure decontamination cabin oxygen main pipe rail 180, comprises the first cabin oxygen pressing pipeline 181, the second cabin oxygen pressing pipeline 182, the first cabin oxygen relief line 183 and the second cabin oxygen relief line 184.
The first cabin oxygen pressing pipeline 181 inputs to the oxygen in the source of oxygen 18 in the first cabin 10, and above be provided with the first cabin oxygen pressing pipeline stop valve, be used for control to flow and the pressure of the first cabin 10 interior input oxygen.
The second cabin oxygen pressing pipeline 182 inputs to the oxygen in the source of oxygen 18 in the second cabin 11, and above be provided with the second cabin oxygen pressing pipeline stop valve, be used for control to flow and the pressure of the second cabin 11 interior input oxygen.
The first cabin oxygen relief line 183 is discharged the oxygen in the first cabin 10 outside the first cabin 10, and above be provided with the first cabin oxygen relief line stop valve, be used for control from flow and the pressure of the first cabin 10 interior output oxygen.
The second cabin oxygen relief line 184 is discharged the oxygen in the second cabin 11 outside the second cabin 11, and above be provided with the second cabin oxygen relief line stop valve, be used for control from flow and the pressure of the second cabin 11 interior output oxygen.
Before the cleaning and sterilizing operation, the first cabin 10 is transferred to high pressure conditions, the pressure in described high pressure and the Operating Pressure personnel body balances each other.As better embodiment, the dividing potential drop of some gases in described the first cabin 10 (operating personnel's body being pressed the gas that impacts such as noble gas etc.) also is adjusted to the state that balances each other with the body internal pressure.Then, the Operating Pressure personnel being placed the first cabin carry out cleaning and sterilizing processes.Because the pressure in the first cabin 10 and Operating Pressure personnel's body are pressed and are balanced each other, thereby this kind processing can not affect the health of human body.Compare with post-decompression normal pressure cleaning and sterilizing processing, the processing here is in time rapid, the effective percentage that the energy Effective Raise is processed.
As more excellent embodiment, can be in the process that cleaning and sterilizing is processed, Decompression Controlling is carried out in the first cabin 10, and the amplitude of decompression, speed reduce to normal with operating personnel's body pressure not injure the Operating Pressure personnel as benchmark when processing to be implemented in cleaning and sterilizing.
Described oxygenating pipeline moves the unidirectional draught effect of realizing high pressure decontamination cabin simultaneously with described air pipe line.Be specially, when contaminated Operating Pressure personnel transfer to the second cabin 11 and carry out the cleaning and sterilizing post processing behind 10 cleaning and sterilizings of the first cabin, the first hatch door 15 and the second hatch door 16 need to be opened.In order to guarantee that the gas (being the oxygen in air and the oxygenating pipeline) in two cabins does not circulate mutually in the process that the first hatch door 15 and the second hatch door 16 open, opening before the first hatch door 15 and the second hatch door 16 carry out circulation of air, adjust the second cabin 11 pressure a little more than the pressure in the first cabin 10.Then open stop valve 1912 and the check valve 1911 of two cabin intercommunication pipelines 19, gas in the described high pressure decontamination cabin can only flow to the first cabin 10 from the second cabin 11 by two cabin intercommunication pipelines 19, until the pressure in the second cabin 11 and the first cabin 10 keeps balance, two cabin intercommunication pipelines 19 have guaranteed that further the gas in the first cabin 10 can not flow in the second cabin 11.Open the second cabin air pressure pipeline 172 and the second cabin oxygen pressing pipeline 182 when then the first hatch door 15 and the second hatch door 16 being opened, the first cabin air relief line 173 and the first cabin oxygen relief line 183, so that a large amount of inflow the first cabin 10 of the gas unidirectional in the second cabin 11, gas flow in the first cabin air relief line 173 and 183 pairs of described high pressure decontaminations of the first cabin oxygen relief line cabin provides a power, so that gas is accelerated to the speed of low-pressure area diffusion by the higher-pressure region, even gas can only flow into the process in the first cabin 10 from the second cabin 11 in the cabin, guaranteed that the gas unidirectional in the described high pressure decontamination cabin flows, avoided carrying out staff contaminated with pressure after cleaning and sterilizing is processed in the first cabin 10 and be transferred to repeated contamination in the process in the second cabin, also avoided the instrument and equipments in the second cabin 11 to be repeated to pollute simultaneously.
When contaminated staff with pressure after the first cabin is moved to the second cabin, close the first hatch door 15 and the second hatch door 16, then close two cabin intercommunication pipelines 19, then to the second cabin 11, pressure in the first cabin 10 is adjusted, such as opening the second cabin air relief line 174 or the second cabin oxygen relief line 184, can also open the first cabin air pressure pipeline 171 or the first cabin oxygen pressing pipeline 181, until the setting pressure in each cabin, namely until the pressure in the second cabin 11 is slightly larger than the pressure in the first cabin 10, then the first cabin 10 and the second cabin 11 keep respectively the separate ventilation ventilation operation in the cabin separately and keep the cabin in cabin separately to press stable.
Fig. 4 is the unidirectional ventilation in the high pressure decontamination cabin of the 3rd embodiment supplies arranging device for the partial oxidation in the arranging device for the gas of heat-extraction system sketch map.As shown in Figure 4, above the first cabin 10, decontamination pipeline and shower nozzle are set, and lay narrow formula bench-type seat in the both sides in the first cabin 10, high pressure decontamination cabin oxygen main pipe rail is set above every side bench-type seat, the high pressure decontamination cabin oxygen of the rectangular chair of every side top is for connecting the fast patch plug of some cover oxygen supply and discharges on the arranging device, the fast patch plug of every cover oxygen supply and discharge is divided into supplies with valve and discharge valve, the fast patch plug of every cover oxygen supply and discharge is connected with Oxygen-uptaking appliance, so that contaminated Operating Pressure personnel carry out aerobic respiration in the process of carrying out the cleaning and sterilizing processing, can also have a rest at described bench-type seat.
Above the second cabin 11, decontamination pipeline and shower nozzle are set also, and also lay narrow formula bench-type seat and the fast patch plug of some cover oxygen supply and discharges in the both sides in the second cabin 11, so that contaminated Operating Pressure personnel breathe.Specifically can be with reference to the setting of the first cabin 10 about the fast patch plug of oxygen supply and discharge, the second cabin 11 just tricks of the fast patch plug of oxygen supply and discharge is less than the first cabin 10, to realize more effective distribution that utilizes the space in high pressure decontamination cabin and amount of oxygen is provided.
The oxygen that source of oxygen 18 flows out flows into the first cabin 10 by the first cabin oxygen pressing pipeline 181 (including stop valve), flow into the second cabin 11 by the second cabin oxygen pressing pipeline 182 (including stop valve), and can flow out the first cabin 10 by the first cabin oxygen relief line 183 (including stop valve), flow out the second cabin 11 by the second cabin oxygen relief line 184 (including stop valve).
Described the first cabin oxygen pressing pipeline 181 is divided into the first side bench oxygen pressing pipeline 1811 (including stop valve) and the second side bench oxygen pressing pipeline 1812 (including stop valve), described the first cabin oxygen relief line 183 is divided into the first side bench oxygen relief line 1831 (including stop valve) and the second side bench oxygen relief line 1832 (including stop valve), the fast patch plug 100 ' of a wherein cover oxygen supply and discharge of the first bench is divided into supplies with valve 18111 and discharge valve 18311, described supply valve 18111 is connected on the first side bench oxygen pressing pipeline 1811, and discharge valve 18311 is connected on the first side bench oxygen relief line 1831.The fast patch plug 200 ' of a wherein cover oxygen supply and discharge of the second bench is divided into supplies with valve 18121 and discharge valve 18321, described supply valve 18121 is connected on the second side bench oxygen pressing pipeline 1812, and discharge valve 18321 is connected on the second side bench oxygen relief line 1832.
Described the second cabin oxygen pressing pipeline 182 is divided into the 3rd side bench oxygen pressing pipeline 1821 (including stop valve) and the 4th side bench oxygen pressing pipeline 1822 (including stop valve), described the second cabin oxygen relief line 184 is divided into the 3rd side bench oxygen relief line 1841 (including stop valve) and the 4th side bench oxygen relief line 1842 (including stop valve), the fast patch plug 300 ' of a wherein cover oxygen supply and discharge of the 3rd bench is divided into supplies with valve 18211 and discharge valve 18411, described supply valve 18211 is connected on the 3rd side bench oxygen pressing pipeline 1821, and discharge valve 18411 is connected on the 3rd side bench oxygen relief line 1841.The fast patch plug 400 ' of a wherein cover oxygen supply and discharge of the 4th bench is divided into supplies with valve 18221 and discharge valve 18421, described supply valve 18221 is connected on the 4th side bench oxygen pressing pipeline 1822, and discharge valve 18421 is connected on the 4th side bench oxygen relief line 1842.
Therefore, above-mentioned high pressure decontamination cabin gas for arranging device by operating board can be separately to the first cabin with pressurizeed in the second cabin separately, also can pressurize to the first cabin and the second cabin simultaneously.
The under high pressure guarantee of reliability service of gas confession arranging device of described high pressure decontamination cabin is that joint and valve, the selected components and parts of circuit of its internal gas pipeline all screen through the hyperbar service condition; Pipe-line system is carried out air seal test.
Unidirectional ventilation of the present utility model can be not limited to can also be applied in the miscellaneous equipment in the high pressure decontamination cabin for heat-extraction system.
Although this utility model with preferred embodiment openly as above; but it is not to limit this utility model; any those skilled in the art are not within breaking away from spirit and scope of the present utility model; can utilize method and the technology contents of above-mentioned announcement that technical solutions of the utility model are made possible change and modification; therefore; every content that does not break away from technical solutions of the utility model; to any simple modification, equivalent variations and modification that above embodiment does, all belong to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (7)
1. a unidirectional ventilation is characterized in that for heat-extraction system, comprising:
High pressure decontamination cabin is isolated into the spacer assembly in the first cabin and the second cabin;
The gas in control gas inlet and outlet high pressure decontamination cabin is for arranging device, and described gas comprises for arranging device:
Gas source;
Be used in described the first cabin, inputting the first cabin gas pressurized pipeline of gas;
Be used in described the first cabin, exporting the first cabin gas relief line of gas;
Be used in described the second cabin, inputting the second cabin gas pressurized pipeline of gas;
Be used in described the second cabin, exporting the second cabin gas relief line of gas.
2. unidirectional ventilation according to claim 1 is characterized in that for heat-extraction system, and described gas also comprises two cabin intercommunication pipelines for arranging device, and an end of described pair of cabin intercommunication pipeline is connected with the first cabin, and the other end is connected with the second cabin.
3. unidirectional ventilation according to claim 2 is characterized in that for heat-extraction system described pair of cabin intercommunication pipeline comprises check valve and stop valve, and described check valve allows gas from described the first cabin of the unidirectional inflow in described the second cabin.
4. unidirectional ventilation according to claim 1 is characterized in that for heat-extraction system, and described gas also comprises oxygen for arranging device for arranging device, and described oxygen comprises for arranging device:
Source of oxygen;
Be used in described the first cabin, inputting the first cabin oxygen pressing pipeline of oxygen;
Be used in described the first cabin, exporting the first cabin oxygen relief line of oxygen;
Be used in described the second cabin, inputting the second cabin oxygen pressing pipeline of oxygen;
Be used in described the second cabin, exporting the second cabin oxygen relief line of oxygen.
5. unidirectional ventilation according to claim 4 is for heat-extraction system, it is characterized in that, described the first cabin and the second cabin are provided with the fast patch plug of oxygen supply and discharge, described oxygen supply and discharge patches soon first end and connects described oxygen for arranging device, the other end connects Oxygen-uptaking appliance, and the fast patch plug of described oxygen supply and discharge comprises supplies with valve and discharge valve.
6. unidirectional ventilation according to claim 1 is characterized in that for heat-extraction system, also comprises: operating board, be arranged at the lateral wall in high pressure decontamination cabin, and the described gas in high pressure decontamination cabin is carried out electrical control for arranging device.
7. unidirectional ventilation according to claim 6 is characterized in that for heat-extraction system also comprise: gas analysis system is arranged on the described operating board, for detection of the gas concentration in the first cabin and the second cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220490704.8U CN202843995U (en) | 2012-09-14 | 2012-09-14 | One-way ventilation supply and discharge system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220490704.8U CN202843995U (en) | 2012-09-14 | 2012-09-14 | One-way ventilation supply and discharge system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202843995U true CN202843995U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220490704.8U Expired - Lifetime CN202843995U (en) | 2012-09-14 | 2012-09-14 | One-way ventilation supply and discharge system |
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| CN (1) | CN202843995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930911A (en) * | 2012-09-14 | 2013-02-13 | 中国人民解放军海军医学研究所 | High-pressure decontamination cabin and decontamination method for operating personnel under pressure |
-
2012
- 2012-09-14 CN CN201220490704.8U patent/CN202843995U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102930911A (en) * | 2012-09-14 | 2013-02-13 | 中国人民解放军海军医学研究所 | High-pressure decontamination cabin and decontamination method for operating personnel under pressure |
| CN102930911B (en) * | 2012-09-14 | 2015-07-08 | 中国人民解放军海军医学研究所 | High-pressure decontamination cabin and decontamination method for operating personnel under pressure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |