CN104477519A - Spacecraft transport package box with air pressure self-balancing and filtering self-respiratory system - Google Patents
Spacecraft transport package box with air pressure self-balancing and filtering self-respiratory system Download PDFInfo
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- CN104477519A CN104477519A CN201410664984.3A CN201410664984A CN104477519A CN 104477519 A CN104477519 A CN 104477519A CN 201410664984 A CN201410664984 A CN 201410664984A CN 104477519 A CN104477519 A CN 104477519A
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- filter
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- air pressure
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Abstract
The invention discloses a spacecraft transport package box with an air pressure self-balancing and filtering self-respiratory system. The box includes a fine filter, a rough filter, a drying agent, an air inlet, an air inlet one-way airtight valve, an air vent, a vent hole one-way airtight valve and a valve opening lid. A support is arranged in an integrated installing box for installing the rough filter and the fine filter, the rough filter and the fine filter are installed on the support by bolts, sealing gaskets are arranged between the edge of each of the rough filter and the fine filter and the box to ensure that air should pass through the filters before entering the box, the rough filter is closer to the air inlet than the fine filter, and a small basket made of filter screens is arranged between the air vent in the box and the rough filter. According to the spacecraft transport package box with the air pressure self-balancing and filtering self-respiratory system, monitoring staffs do not need to get off to check in a transportation process, thus being convenient for the staffs to operate, and making up for the deficiency that traditional methods have potential safety hazards.
Description
Technical field:
The present invention relates to and a kind ofly there is air pressure self-balancing and filter newly from the spacecraft transport package box of respiratory system, belong to spacecraft packed and transported class equipment field, being specifically related to can the device of autonomic balance packaging box internal gas pressure, ensure that the container humidity of transport is lower than 60%, and meet the clean environment of 100,000 grades.This system can be used on spacecraft packing chest container, is also applicable to having cleaning and the mobile or fixed packing container of dry environment requirement in container.
Background technology:
Spacecraft uses the environment needing the cleaning of guard box inner drying in packing chest transportation, and is malleation, and specific targets are: humidity: 0 ~ 60%; Cleanliness: 100,000 grades; Pressure: 0 ~ 3000Pa.Traditional way uses automatic pressure-controlled system, and it mainly uses the elements such as electromagnetic valve, the mode of operation of control valve body components and parts, fills (putting) dry pure nitrogen guard box internal pressure to (outward) in case.This system two key elements are the supplies such as electric power, nitrogen, signal control electromagnetic valve element is opened, close mode of operation.That is: need to ensure that electric power, nitrogen must free of discontinuities supply, control signal free of discontinuities, failure operation that system and control room connects.And under long-distance transport environment, electric power, nitrogen situation are for frequently checking in requisition for manpower, trafficking signal line also for wired connection (being connected to Control Room by packing chest) once the control signal wire of this mode in long-distance transport process because connecting the communication failure that the reason such as loosening causes, finally will cause controlling to lose efficacy.
For traditional control method Problems existing, adopt air filter newly from respiratory system guard box internal pressure and environment.Packing chest has through hole, and the new system of air filter is arranged on outside the through hole case of packing chest, through with packing chest environment.Its principle is exactly " general breathing " rule, and namely when case internal pressure reduces, outside air is flowed in case by the new system process of filter be arranged on packing chest.The new system of air filter is made up of coarse filter and high efficiency filter and desiccant, and naturally enter air in case through filtering and desiccant dehumidifying, entering air natural in case is dry, pure air.When case internal pressure raises, its air of naturally outwards releasing.When using this cover system, system can realize environment residing for spacecraft be 100,000 grades of cleanlinesss, humid control below 60%, the pressure major part in case maintains 0Pa.Environment residing for spacecraft is substantially identical with place, general assembly hall environment, meets storage, transportation request.
Air filter is new and from the method for respiratory system guard box environment, and it does not need to use the condition such as electric power and nitrogen completely.Realizing required environment in case is also rely on principle of naturalism and mechanical device completely, there is not the failure risk existed because external condition does not meet.Generally, do not need monitor staff to get off in transportation yet and check, facilitate human users, compensate for the potential safety hazard that orthodox method exists.
Summary of the invention:
The technical problem to be solved in the present invention is: provide one that case environment can be made to maintain humidity less than 60%, cleanliness at 100,000 grades, the spacecraft transport package box of malleation all the time.This system uses mechanical device to realize this case environment completely.Evade the constraint of orthodox method to external condition (as: electric power, gas), also evaded control system and may there is thrashing hidden danger.Solve in spacecraft Traditional Transportation process, personnel's frequent operation, monitoring, to the Dependence Problem of external condition, improves conveying efficiency.
For solving the problems of the technologies described above, the invention provides a kind of novel having air pressure self-balancing and filter newly from the spacecraft transport package box of respiratory system, concrete technical scheme is as follows:
A kind of have air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter, it is characterized in that: described air pressure self-balancing and filter newly comprise installation integrated cabinet from respiratory system, fine filter, coarse filter, desiccant, the unidirectional airtight valve of admission port, admission port, exhausr port, the unidirectional airtight valve of exhausr port and lid; Casing forms system appearance and has the admission port importing extraneous air and the exhausr port entered by air in casing, connects the poor unidirectional airtight valve body started of different pressures inside the admission port of casing and exhausr port.Admission port connects admission port unidirectional airtight valve, and its actuating pressure standard be that-15Pa starts, namely when case internal gas pressure be less than ambient pressure reach 15Pa time, valve body unlatching, ambient atmos can only enter gas in integral box by check valve from admission port.Support is set in integrated installation case for installing coarse filter and fine filter, coarse filter and fine filter use screw rack-mount, and have to pass through filter when packing seal being set to ensure that gas enters in case between the edge of coarse filter and fine filter and casing, described coarse filter than fine filter closer to admission port, position in casing between exhausr port and coarse filter has the corbie be made up of filtering net, described corbie is built with desiccant, also packing seal is provided with between the edge of described corbie and casing, the gas entered in integral box passes through coarse filter successively, fine filter, desiccant enters through total gas port and enters in the packing chest of transport spacecraft.Exhausr port connects the unidirectional airtight valve of exhausr port, the unidirectional airtight valve standard of exhausr port is that+15Pa starts, open when case internal gas pressure is greater than valve body when ambient pressure reaches 15Pa, in case, gas directly can be discharged outside case by exhausr port and exhausr port check valve body etc. from total gas port, without the need to through filter during Exhaust Gas.The mode of operation of described each check valve is determined by its pressure reduction, air pressure balance is reached by the mode of operation (exhaust or inflation) of each check valve, describedly can seal by lid when not using from respiratory system, described total gas port coordinates with the vent window of spacecraft transport package box.
Preferably, described air pressure self-balancing and filter newly use screw to be fixed on spacecraft transport package box from respiratory system.
Preferably, described casing is the seal case of welding, casing has case lid fasten, and installs seal ring during fastening, ensures leak tightness.
Preferably, described check valve installs lid, use Flange joint, packing chest does not need can install sealing when using.
Preferably, the filter material of described coarse filter is filter cotton, and coarse filter can filter the dust particle of more than 5m, and the aluminium of described fine filter is HEPA filter screen, and fine filter reaches 99.995% for the dust particle effect of 0.1 ~ 0.9 micron.
Preferably, the support of described coarse filter and the support of fine filter are all welded in casing, and coarse filter is bolted on coarse filter support, installs packing seal additional between the two, and fine filter is bolted on fine filter support, also installs packing seal additional between the two.
Preferably, the vent window of described spacecraft transport package box has stop grid.
Preferably, described each individual event airtight valve body does not need to use electric power or other energy completely, and valve body working standard can adjust according to specific works state.
Preferably, described each check valve and each air inlet (exhausr port) use Flange joint, ensure leak tightness.
Beneficial effect of the present invention is: air filter is new and from the method for respiratory system guard box environment, and it does not need to use the condition such as electric power and nitrogen completely.Realizing required environment in case is also rely on principle of naturalism and mechanical device completely, there is not the failure risk existed because external condition does not meet.Generally, do not need monitor staff to get off in transportation yet and check, facilitate human users, compensate for the potential safety hazard that orthodox method exists.
Accompanying drawing illustrates:
Fig. 1 provided by the present inventionly has air pressure self-balancing and filter newly from the schematic diagram of the spacecraft transport package box of respiratory system.
Wherein the unidirectional airtight valve of Reference numeral 1 admission port, 2 admission ports, 3 coarse filters, 4. coarse filter mounting bracket, 5 fine filters, 6 fine filter mounting brackets, 7 desiccant, 8 valve body lids, the unidirectional airtight valve of 9 exhausr port, 10 exhausr ports, 11 install integrated cabinet, 12, always gas port, 13 spacecraft packing chests.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the method that a kind of spacecraft transport package box air pressure self-balancing of the present invention and filter newly ensure from respiratory system guard box environment, pressure is further described; but this object being only exemplarily property proposes, and is not intended to limit protection scope of the present invention.
Packing chest air pressure self-balancing and filter newly from respiratory system as shown in Figure 1, mainly comprise the unidirectional airtight valve of admission port 1, admission port 2, coarse filter 3, coarse filter mounting bracket 4, fine filter 5, fine filter mounting bracket 6, desiccant 7, valve body lid 8, the unidirectional airtight valve 9 of exhausr port, exhausr port 10, install integrated cabinet 11, total gas port 12, spacecraft packing chest 13.
Described device is installed integrated cabinet 11 as shown in fig. 1 and is arranged on packing chest 13 outer face.
As shown in fig. 1, admission port 2, exhausr port 10, total gas port 12 are welded on and install on integrated cabinet 8.The unidirectional airtight valve 1 of admission port uses Flange joint with admission port, the unidirectional airtight valve standard of admission port is that-15Pa starts, when case internal gas pressure be less than ambient pressure reach 15Pa time, valve body is opened, ambient atmos enters gas by check valve from admission port, and gas enters casing through filter and desiccant by total gas port.The unidirectional airtight valve of exhausr port 9 and exhausr port use Flange joint, and the unidirectional airtight valve standard of exhausr port be+15Pa startup, directly can be discharged case when case internal gas pressure to be greater than when ambient pressure reaches 15Pa gas in valve body unlatching case from exhausr port by check valve body.Two lids 8 are bolted in the unidirectional airtight valve of air inlet and are vented on unidirectional airtight valve, and total exhausr port communicates with packing chest crossing cabin interface, its be packing chest with from the total gas port of respiratory system, enter gas and Exhaust Gas all passes through this mouth.
Coarse filter support 4 and fine filter support 6 are welded in casing, coarse filter 3 is bolted on coarse filter support 4, during installation, install packing seal additional between the two, finally with glue sealing, fine filter 5 is bolted on fine filter support 6, also packing seal is installed additional between the two, finally with glue sealing, filter can realize entering air in case, ensures that cleaning gas reaches 100,000 stages.
It is online that desiccant 7 is placed on filter wire, filtering silk screen is arranged on integral box, by the gas of silk screen, through desiccant dryness, wherein desiccant quantity is for throw in as required according to a constant volume, external temperature, damp condition, can ensure that entering gas humidity in case ensures below 60%.
Casing integral solder forms, and end face has case lid to fasten, and fastening between case lid and casing has packing seal, and entirety ensures that it is the good casing of leak tightness, prevents gas from entering (leakage).
The invention reside in and provide one that transport spacecraft packaging box environment can be made to maintain humidity less than 60%, cleanliness at 100,000 grades, the method for malleation all the time.This system uses mechanical device to realize this case environment completely.Evade the constraint of orthodox method to external condition (as: electric power, gas), also evaded control system and may there is thrashing hidden danger.Solve in spacecraft Traditional Transportation process, personnel's frequent operation, monitoring, to the Dependence Problem of external condition, improves conveying efficiency.
Claims (7)
1. one kind has air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter, it is characterized in that: described air pressure self-balancing and filter newly comprise installation integrated cabinet from respiratory system, fine filter, coarse filter, desiccant, the unidirectional airtight valve of admission port, admission port, exhausr port, the unidirectional airtight valve of exhausr port and lid; Casing forms system appearance and has the admission port importing extraneous air and the exhausr port entered by air in casing, connects the poor unidirectional airtight valve body started of different pressures inside the admission port of casing and exhausr port.Admission port connects admission port unidirectional airtight valve, and its actuating pressure standard be that-15Pa starts, namely when case internal gas pressure be less than ambient pressure reach 15Pa time, valve body unlatching, ambient atmos can only enter gas in integral box by check valve from admission port.Support is set in integrated installation case for installing coarse filter and fine filter, coarse filter and fine filter use screw rack-mount, and have to pass through filter when packing seal being set to ensure that gas enters in case between the edge of coarse filter and fine filter and casing, described coarse filter than fine filter closer to admission port, position in casing between exhausr port and coarse filter has the corbie be made up of filtering net, described corbie is built with desiccant, also packing seal is provided with between the edge of described corbie and casing, the gas entered in integral box passes through coarse filter successively, fine filter, desiccant enters through total gas port and enters in the packing chest of transport spacecraft, exhausr port connects the unidirectional airtight valve of exhausr port, the unidirectional airtight valve standard of exhausr port is that+15Pa starts, open when case internal gas pressure is greater than valve body when ambient pressure reaches 15Pa, in case, gas directly can be discharged outside case by exhausr port and exhausr port check valve body etc. from total gas port, without the need to through filter during Exhaust Gas.The mode of operation of described each check valve is determined by its pressure reduction, and the mode of operation being vented by each check valve or being inflated reaches air pressure balance, describedly can seal by lid when not using from respiratory system, and described total gas port coordinates with the vent window of spacecraft transport package box.
2. there is air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: described air pressure self-balancing and filter newly use screw to be fixed on spacecraft transport package box from respiratory system.
3. there is air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: described casing is the seal case of welding.
4. there is air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: the projecting edge described admission port with annular, the projecting edge of described lid and described admission port by screw thread fit, and the medial surface of described lid has rubber soft formation and combines to seal with the projecting edge of admission port.
5. have air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: the filter material of described coarse filter is filter cotton, the aluminium of described fine filter is HEPA filter screen.
6. there is air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: the support of described coarse filter and the support of fine filter are all welded in casing, coarse filter is bolted on coarse filter support, install packing seal additional between the two, fine filter is bolted on fine filter support, also installs packing seal additional between the two.
7. there is air pressure self-balancing and the new spacecraft transport package box from respiratory system of filter as claimed in claim 1, it is characterized in that: the vent window of described spacecraft transport package box has stop grid.
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CN201410664984.3A CN104477519A (en) | 2014-11-19 | 2014-11-19 | Spacecraft transport package box with air pressure self-balancing and filtering self-respiratory system |
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CN201410664984.3A CN104477519A (en) | 2014-11-19 | 2014-11-19 | Spacecraft transport package box with air pressure self-balancing and filtering self-respiratory system |
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Cited By (2)
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CN107758130A (en) * | 2017-09-18 | 2018-03-06 | 北京卫星环境工程研究所 | Integrated spacecraft transport package box monitors cabin |
CN107826487A (en) * | 2017-10-30 | 2018-03-23 | 国网山东省电力公司商河县供电公司 | A kind of binding clip storage device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107758130A (en) * | 2017-09-18 | 2018-03-06 | 北京卫星环境工程研究所 | Integrated spacecraft transport package box monitors cabin |
CN107826487A (en) * | 2017-10-30 | 2018-03-23 | 国网山东省电力公司商河县供电公司 | A kind of binding clip storage device |
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