CN113997761B - Collecting and preventing system - Google Patents
Collecting and preventing system Download PDFInfo
- Publication number
- CN113997761B CN113997761B CN202111296612.6A CN202111296612A CN113997761B CN 113997761 B CN113997761 B CN 113997761B CN 202111296612 A CN202111296612 A CN 202111296612A CN 113997761 B CN113997761 B CN 113997761B
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- China
- Prior art keywords
- air
- space
- adsorption
- collecting
- gas
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims abstract description 29
- 238000007906 compression Methods 0.000 claims abstract description 29
- 230000007123 defense Effects 0.000 claims abstract description 23
- 230000002265 prevention Effects 0.000 claims abstract description 20
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 19
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 claims description 78
- 230000008929 regeneration Effects 0.000 claims description 23
- 238000011069 regeneration method Methods 0.000 claims description 23
- 210000000078 claw Anatomy 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000003463 adsorbent Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 235000000396 iron Nutrition 0.000 claims description 2
- 238000004887 air purification Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 229910052760 oxygen Inorganic materials 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 230000007613 environmental effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/0007—Adding substances other than water to the air, e.g. perfume, oxygen
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B31/00—Containers or portable cabins for affording breathing protection with devices for reconditioning the breathing air or for ventilating, in particular those that are suitable for invalids or small children
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40084—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by exchanging used adsorbents with fresh adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
- B60H2003/0691—Adsorption filters, e.g. activated carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
- B64D2013/0651—Environmental Control Systems comprising filters, e.g. dust filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
- B64D2013/0681—Environmental Control Systems with oxygen control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft
- B64D13/06—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space, or structural parts of the aircraft the air being conditioned
- B64D2013/0603—Environmental Control Systems
- B64D2013/0685—Environmental Control Systems with ozone control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Abstract
The invention provides a collection and prevention system, which comprises a collection and prevention space, an air purification system for conveying clean air into the collection and prevention space, a pressure release valve for discharging air in the collection and prevention space, an air compression storage device, an air treatment device, a first control valve and a second control valve, wherein the air purification system is used for conveying clean air into the collection and prevention space; the outlet of the pressure release valve is communicated with the pre-storage cavity, and the first control valve is arranged between the air treatment device and the pre-storage cavity and is configured to controllably enable the gas in the pre-storage cavity to enter the air treatment device or flow into the environment outside the collecting and defending space; the air treatment device is configured to remove carbon dioxide from the received air; the air compression storage device receives the gas processed by the air processing device and compresses and stores the gas; the second control valve is arranged between the air compression storage device and the defense collecting space so as to controllably convey the stored gas into the defense collecting space. Clean gas flowing out from the pressure relief can be stored and utilized again, and clean air is fully utilized.
Description
Technical Field
The invention belongs to the field of collective protective equipment, and relates to a collective protection system.
Background
Collective protection refers to measures taken to protect a collective or unit of personnel from or mitigate the harm of nuclear, chemical, biological weapons. Mainly comprises the following steps: constructing three-proofing work; installing three-proofing facilities in cabins of vehicles, ships, airplanes and the like; using other protective facilities, etc. The collective protective equipment is a collective name of various devices and equipment which are based on a space enclosure with a certain structural form, can protect internal personnel from being damaged by toxic agents, biological warfare agents and radioactive aerosols and can effectively fulfill combat duties, and is also called as collective chemical protective equipment. The enclosure space can also be called as a collection and prevention space, and the collection and prevention space is a relatively closed space in general, so that the environment in the collection and prevention space is particularly important.
Disclosure of Invention
The invention provides a collection and prevention system which can fully ensure the environmental safety in a collection and prevention space.
Specifically, the invention provides a collection and prevention system, which comprises a collection and prevention space, an air purification system for conveying clean air into the collection and prevention space, a pressure release valve for discharging air in the collection and prevention space, an air compression storage device, an air treatment device, a first control valve and a second control valve;
the outlet of the pressure release valve is communicated with a pre-storage cavity, the first control valve is arranged between the air treatment device and the pre-storage cavity and is configured to controllably enable the gas in the pre-storage cavity to enter the air treatment device or flow into the outside environment of the collecting and defending space;
the air treatment device is configured to remove carbon dioxide from the received air; the air compression storage device receives the gas processed by the air processing device and compresses and stores the gas;
the second control valve is arranged between the air compression storage device and the defense collecting space so as to controllably convey the stored gas into the defense collecting space.
Optionally, the second control valve is a gas distribution device;
a separation device is arranged in the defense collecting space so as to separate at least one temporary space in the defense collecting space, so that the defense collecting space is provided with the temporary space and a conventional space outside the temporary space; the temporary space and the regular space are arranged in a sealing way; and the gas distribution means is for delivering gas from the second control valve to the regular space and/or the temporary space.
Optionally, the gas distribution device comprises:
the air supply pipes are communicated with the collecting and defending spaces, and one air supply pipe is arranged at a corresponding position of each temporary space so as to enable the air compression storage device to convey air to the temporary space after the temporary space is partitioned by the partition device;
the air inlet box is characterized in that one side wall of the air inlet box is an air supply plate, a plurality of first communication ports are formed in the air supply plate at intervals along the length direction of the air supply plate, and each first communication port is connected with an inlet of one air supply pipe; the inlet of the air inlet box is communicated with the outlet of the second control valve;
the two rollers are arranged in parallel and are arranged in the air inlet box;
the control belt is in an annular shape and is connected end to end, and a second communication port is formed in the control belt; the control belt is arranged on the two rollers, and is attached to the air supply plate so as to move around the two rollers under the drive of the rollers, so that the second communication port is aligned with one first communication port;
the driving inner gear ring is arranged on the air inlet box in a unidirectional rotation mode around the first direction and is in transmission connection with the roller to drive the roller to rotate;
a turret rotatably provided to the intake box around a second direction opposite to the first direction, a rotation axis of the turret coinciding with a rotation axis of the driving ring gear;
the driving gears are arranged in the driving inner gear ring at intervals along the circumferential direction of the driving inner gear ring, meshed with the driving inner gear ring, rotatably mounted on the rotating frame, and provided with eccentric connecting columns; and
and the elastic device is arranged between the eccentric connecting column and the rotating frame so as to promote the eccentric connecting column to move outwards.
Optionally, the elastic device comprises a plurality of springs, one end of each spring is connected to the center of the rotating frame, the other end of each spring is connected to one eccentric connecting column, and the springs are always in a compressed state; the rotating frame is driven to rotate by a constant-speed motor; the driving inner gear ring is coaxially arranged with one roller and is fixedly connected with the roller, and the roller is installed in the air inlet box through an overrunning clutch, so that the roller and the driving inner gear rotate unidirectionally around a first direction.
Optionally, the separation device is a plurality of, each separation device includes:
three walls, each wall is a telescopic fence which stretches along the up-down direction;
the isolating cloth is arranged on the three telescopic fences, strip-shaped irons are arranged at the bottom ends of the isolating cloth, and flexible magnetic strips extending along the vertical direction are arranged between two vertical edges of the isolating cloth at intervals;
the rotary tables are rotatably arranged on the top wall of the collection and prevention space, and the upper end of each telescopic fence is arranged on each rotary table; the turntable drives the wall body to rotate so that the side wall of the collection and prevention space seals the wall body;
the electromagnet is arranged on the bottom wall and the side wall of the collecting and preventing space, so that the soft magnetic strips are adsorbed on the side wall, and the strip-shaped iron is adsorbed on the bottom wall.
Optionally, the separation device further comprises:
and the size adjusting device is configured to adjust the size of the horizontal cross section of the temporary space during the rotation of the turntable.
Optionally, the upper end of each wall is movably mounted on the turntable along the radial direction of the turntable; the size adjusting device includes:
the adjusting disc is coaxially arranged with the turntable and is rotatably arranged opposite to the turntable, three guide grooves are uniformly distributed on the adjusting disc, the distance between the two ends of each guide groove and the center of the adjusting disc is unequal, and the two ends of each guide groove are crossed with a connecting line of the center of the adjusting disc; the adjusting disc is provided with a sliding rod extending along the radial direction of the adjusting disc, and the sliding rod is movably arranged along the length direction of the adjusting disc;
the adjusting ring is arranged on the top wall of the defense collecting space, is coaxially arranged with the adjusting disc and is positioned at the outer side of the adjusting disc; and
the two fixing claws are respectively arranged at two ends of the sliding rod, the sliding rod moves inwards to enable the inner fixing claws to grasp the rotary table so as to enable the adjusting plate and the rotary table to rotate synchronously, the sliding rod moves outwards to enable the outer fixing claws to grasp the adjusting ring, and the inner fixing claws are separated from the rotary table.
Optionally, the fixing claw comprises an upper fixing plate, a lower fixing plate, a bracket and a clamping spring; the support is arranged on the sliding rod; one of the upper fixing plate and the lower fixing plate is arranged on the bracket in a manner of moving up and down, and the other is fixed on the bracket to form a clamp with an opening facing the turntable; the clamping spring is arranged between the upper fixing plate and the lower fixing plate so as to enable the upper fixing plate and the lower fixing plate to clamp the corresponding turntable or the adjusting ring.
Optionally, the air treatment device is a carbon dioxide adsorption device and is detachably arranged on a pipeline between the pre-storage cavity and the air compression storage device.
Optionally, the air treatment device comprises:
a shell, wherein a regeneration cavity and a plurality of adsorption cavities are defined in the shell, and the adsorption cavities are uniformly distributed in the regeneration cavity along the circumferential direction of the regeneration cavity;
the adsorption ring is rotatably arranged in the regeneration cavity and comprises a plurality of adsorption units uniformly distributed along the circumferential direction of the adsorption ring, and each adsorption unit is provided with a frame and a carbon dioxide adsorbent arranged on the frame; an initial position, wherein each adsorption cavity is internally provided with one adsorption unit; each adsorption cavity is communicated with a gas inlet pipe and a gas outlet pipe; and
and the driving device is configured to drive the adsorption ring to rotate so that the adsorption unit in the adsorption cavity enters the regeneration cavity, and the adsorption unit in the regeneration cavity enters the adsorption cavity.
Optionally, the driving device includes:
the rotating ring is in transmission connection with the adsorption ring so as to drive the adsorption ring to rotate; a plurality of notches are uniformly distributed on the end face of one end of the swivel;
the rotating shaft is rotatably arranged on the rotating ring and the shell and is coaxially arranged with the rotating ring;
the fixed guide rail is arranged on the shell, is arranged on the inner side of the swivel and is defined with a first guide groove extending along the radial direction of the swivel, and a first plug is arranged in the first guide groove;
the movable guide rail is arranged on the inner side of the swivel and is limited with a second guide groove extending along the radial direction of the swivel, and a second plug is arranged in the second guide groove; the inner end of the movable guide rail is connected with a rotating rod, and the rotating rod is rotatably arranged on the rotating shaft;
the eccentric wheel is fixedly arranged on the rotating shaft;
the middle part of the connecting rod is provided with an installation cavity, and two ends of the connecting rod are respectively connected with the first plug and the second plug in a rotating way; the eccentric wheel is arranged in the mounting cavity, so that when the rotating shaft rotates, the first plug and the second plug are alternately inserted into a corresponding gap outwards, and the rotating ring rotates in the process of withdrawing from the corresponding gap after the second plug is inserted.
In the collecting and preventing system, the air treatment device and the air compression storage device are arranged, so that clean gas flowing out from pressure relief can be stored again and then returned to the collecting and preventing space, and the clean gas can be alternately conveyed into the collecting and preventing space according to the gas in the collecting and preventing space, such as the concentration of oxygen, and the service life of the collecting and preventing system is prolonged. And when the efficiency of the air purification system is extremely low due to extremely poor external environment, clean gas can be independently provided into the collecting and defending space, so that the environmental safety in the collecting and defending space is ensured. And meanwhile, carbon dioxide is removed during storage, so that the storage capacity and the storage efficiency are improved.
Further, a temporary space can be arranged in the collection and prevention space, the temporary space can be communicated with the air compression storage device, when a larger conventional space cannot meet special requirements, the temporary space can be opened, and gas supply in the temporary space is ensured, so that special conditions can be met, for example, when the external environment is particularly poor, wounded persons with higher environmental requirements are separated from general persons, the wounded persons are prevented from dying, the practicability of the collection and prevention space is improved, and various conditions are met.
Further, the gas distribution device does not need to stop the rotating motor, can ensure the consistency of the opening time of each air inlet pipe, has high control precision, can accurately control the environment in the temporary space, ensures the environment quality, and can solve the problem that the motor is required to stop at the current position of the valve in the prior art and the control is not accurate enough.
Furthermore, the separating device enables the temporary space not to occupy space when not used, can be opened quickly when used, and has higher sealing performance. The temporary space can be simply adjusted in size, the adjustment of the size and the rotation closing are simultaneously carried out, and the construction efficiency of the temporary space is improved. The pressure relief valves are multiple, each temporary space can be corresponding to one pressure relief valve, and positive pressure effect of the temporary space can be guaranteed at first.
Further, the specific structure of the carbon dioxide adsorption device can enable the regeneration of the adsorbent and the adsorption of carbon dioxide to be carried out simultaneously, so that the continuous work of the air compression storage device in the working process can be ensured, the air compression storage device cannot be interrupted, the pre-storage cavity can be prevented from being increased in air pressure due to the non-work of the carbon dioxide adsorption device, and then the pressure release valve cannot work, so that the internal environment of the collecting and preventing space is influenced.
The above, as well as additional objectives, advantages, and features of the present invention will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present invention when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic diagram of a security system according to one embodiment of the invention;
FIG. 2 is a schematic block diagram of a gas distribution apparatus in the security system of FIG. 1;
FIG. 3 is a schematic partial block diagram of the gas distribution apparatus of FIG. 2;
FIG. 4 is a schematic partial block diagram of the gas distribution apparatus of FIG. 2;
FIG. 5 is a schematic block diagram of a spacer in the security system of FIG. 1;
FIG. 6 is a schematic partial block diagram of the spacer shown in FIG. 5;
FIG. 7 is a schematic partial block diagram of the spacer shown in FIG. 5;
fig. 8 is a schematic partial block diagram of an air treatment device in the security system of fig. 1.
Detailed Description
FIG. 1 is a schematic diagram of a security system according to one embodiment of the invention. As shown in fig. 1 and referring to fig. 2 to 8, an embodiment of the present invention provides a security system. The air collecting and preventing system generally comprises an air collecting and preventing space 10, an air purifying system 11 for conveying clean air into the air collecting and preventing space 10, and a pressure relief valve 12 for discharging air in the air collecting and preventing space 10. The air purification system 11 inputs clean air into the defense space 10, and the pressure release valve 12 discharges clean air to the external space, so that the inside of the defense space 10 can maintain a positive pressure environment, and external harmful gas is prevented from automatically penetrating into the defense space 10. The harmful gas may be a toxic gas or the like. In particular, the anti-trap system of the present embodiment further includes an air compression storage device 20, an air treatment device 30, a first control valve 14, and a second control valve 40. The outlet of the pressure release valve 12 is communicated with the pre-storage cavity 13, and the first control valve 14 is arranged between the air treatment device 30 and the pre-storage cavity 13 and is configured to controllably enable the air in the pre-storage cavity 13 to enter the air treatment device 30 or flow to the environment outside the collecting and preventing space 10. The air treatment device 30 is configured to remove carbon dioxide from the received air. The air compression storage device 20 receives the gas processed by the air processing device 30 and performs compression storage. A second control valve 40 is provided between the air compression storage device 20 and the collecting and preventing space 10 to controllably deliver the stored gas into the collecting and preventing space 10. The second control valve 40 may be controlled to operate by detecting the concentration of oxygen in the defense space 10.
In the collecting and preventing system of the embodiment of the invention, the air treatment device 30 and the air compression storage device 20 are provided, so that the clean gas discharged from the pressure relief can be stored again and then returned to the collecting and preventing space 10, and the clean gas can be alternately conveyed into the collecting and preventing space 10 according to the gas in the collecting and preventing space 10, such as the concentration of oxygen, etc., so that the service life of the collecting and preventing system is prolonged. The clean gas can be independently supplied into the collecting and defending space 10 when the efficiency of the air purifying system 11 is extremely low due to extremely bad external environment, so as to ensure the environmental safety in the collecting and defending space 10. And meanwhile, carbon dioxide is removed during storage, so that the storage capacity and the storage efficiency are improved.
In some embodiments of the present invention, a partition 50 is provided in the collecting space 10 to partition at least one temporary space 15 in the collecting space 10 so that the collecting space 10 has the temporary space 15 and a regular space outside the temporary space 15. The temporary space 15 is provided in a sealed manner with respect to the conventional space. Further, the second control valve 40 is a gas distribution device. The gas distribution means is adapted to deliver gas from the second control valve 40 to the regular space and/or the temporary space 15. The temporary space 15 can be arranged in the defense space 10, the temporary space 15 can be communicated with the air compression storage device 20, when the larger conventional space cannot meet special requirements, the temporary space 15 can be opened, and the air supply in the temporary space 15 is ensured so as to adapt to special conditions, for example, when the external environment is particularly poor, wounded persons with higher environmental requirements are separated from general persons, the wounded persons are prevented from dying, the practicability of the defense space 10 is improved, and various conditions are met.
Specifically, as shown in fig. 2 to 4, the gas distribution device includes a plurality of blast pipes 41, a gas inlet box 42, two rollers 43 arranged in parallel, a control belt 44, a driving ring gear 61, a rotating frame 45, a plurality of driving gears 46, and an elastic device 47. A plurality of blast pipes 41 are communicated with the collecting and defending spaces 10, and one blast pipe 41 is provided at a corresponding position of each temporary space 15 to enable the air compression storage device 20 to deliver air to the temporary space 15 after the temporary space 15 is partitioned by the partition device 50. One side wall of the air inlet box 42 is an air supply plate, and a plurality of first communication ports 48 are arranged on the air supply plate at intervals along the length direction of the air supply plate, and each first communication port 48 is connected with an inlet of one air supply pipe 41. The inlet of the inlet box 42 communicates with the outlet of the second control valve 40. Two parallel rollers 43 are disposed in the inlet box 42. The control belt 44 is endless, and the control belt 44 is provided with a second communication port 49. The control belt 44 is mounted on the two rollers 43, and the control belt 44 is attached to the air supply plate, so as to move around the two rollers 43 under the driving of the rollers 43, so that the second communication port 49 is aligned with one first communication port 48. The driving inner gear ring 61 is disposed on the air inlet box 42 in a manner of unidirectional rotation around the first direction, and is in driving connection with the roller 43 to drive the roller 43 to rotate, for example, the driving inner gear ring and the roller are fixedly connected. The turret 45 is rotatably provided in the intake box 42 around a second direction opposite to the first direction, and the rotation axis of the turret 45 coincides with the rotation axis of the driving ring gear. A plurality of driving gears 46 are disposed in the driving ring gear 61 at intervals in the circumferential direction of the driving ring gear, and are engaged with the driving ring gear 61, each driving gear 46 is rotatably mounted to the rotating frame 45, and an eccentric connection post is provided on each driving gear 46. An elastic means 47 is provided between the eccentric link post and the turret 45 to urge the eccentric link post to move outwardly.
In this embodiment, the rotating frame 45 will drive the plurality of driving gears 46 to revolve when rotating, the plurality of driving gears 46 will roll on the driving inner gear ring under the action of the driving inner gear ring 61, that is, the driving gears 46 will be self-transmitting, and the elastic device 47 will continue to receive the extrusion force, and along with the self-transmitting of the driving gears 46, the extrusion force received by the elastic device 47 will gradually reach the maximum, at this time, the rotation of the driving gears 46 will make the distance between the eccentric connecting column and the center of the rotating frame 45 the shortest, then the distance between the eccentric connecting column and the center of the rotating frame 45 will become larger, the elastic device 47 will release the force, and the distance between the eccentric connecting column and the center of the rotating frame 45 will be promoted to become larger. However, under the limiting action of the rotating frame 45, the driving gear 46 will act on the driving inner gear ring 61 in turn, so that the driving inner gear ring 61 rotates, the driving inner gear ring 61 drives the control belt 44 to move, the second communication port 49 is aligned with the other first communication port 48, and the gas supply to the different temporary spaces 15 is switched. The turret 45 may be rotated by a rotating motor and belt drive mechanism. The gas distribution device does not need to stop a rotating motor, can ensure the consistency of the opening time of each blast pipe, has high control precision, can accurately control the environment in the temporary space 15, ensures the environmental quality, and can solve the problem that the motor is required to stop at the current position of the valve in the prior art and the control is not accurate enough.
Preferably, the elastic means 47 comprise a plurality of springs, each of which is connected at one end to the centre of the turret 45 and at the other end to an eccentric connecting post, and which are always in compression. The rotating frame 45 is driven to rotate by a constant speed motor. The driving ring gear 61 is coaxially disposed and fixedly connected with one roller 43, and the roller 43 is mounted in the air intake box 42 through an overrunning clutch so that the roller 43 and the driving internal teeth rotate unidirectionally around the first direction.
In some embodiments of the present invention, as shown in fig. 5 to 7, the partition 50 is provided in plurality to form a plurality of temporary spaces 15. Each partition 50 includes a three-sided wall 51, a spacer 52, and a turntable 53. Each wall 51 is a telescopic fence that stretches in the up-down direction. The spacer cloth 52 is mounted to three telescopic fences. A turntable 53 is rotatably installed at the top wall of the catchment space 10, and the upper end of each telescopic fence is installed at the turntable 53. The turntable 53 drives the wall 51 to rotate so that the side wall of the temporary space 15 is closed by the side wall of the collecting space. The bottom of the isolation cloth 52 is provided with bar iron, and a bendable soft magnetic strip extending along the vertical direction is arranged between two vertical edges of the isolation cloth 52, which are arranged at intervals. The electromagnets are arranged on the bottom wall and the side wall of the defense space 10 so that the soft magnetic strips are adsorbed on the side wall and the strip-shaped iron is adsorbed on the bottom wall. The temporary space 15 can be opened quickly, and the sealing performance can be ensured. In some preferred embodiments of the invention, the separating means 50 further comprises size adjustment means configured to adjust the size of the horizontal cross section of the temporary space 15 during rotation of the turntable 53.
The partition means makes the temporary space 15 not occupy space when not in use, can be opened quickly when in use, and has relatively high sealing performance. The temporary space 15 can be simply adjusted in size, the adjustment in size and the rotation closing are simultaneously performed, and the construction efficiency of the temporary space 15 is improved. The pressure release valves 12 are multiple, and each temporary space 15 can be arranged corresponding to one pressure release valve 12, so that the positive pressure effect of the temporary space 15 can be ensured first.
In some embodiments of the present invention, the upper end of each wall 51 is movably mounted to the turntable 53 in the radial direction of the turntable 53. The size adjustment means comprises an adjustment disc 54, an adjustment ring 55, two fixing claws 57 and a motor drive. The adjusting disk 54 is coaxially arranged with the turntable 53 and rotatably arranged opposite to the turntable 53, three guide grooves are uniformly distributed on the adjusting disk 54, the distance between the two ends of each guide groove and the center of the adjusting disk 54 is unequal, and the two ends of each guide groove are crossed with the connecting line of the center of the adjusting disk 54. The dial 54 is provided with a slide bar 56 extending in a radial direction thereof, and the slide bar 56 is movably provided in a length direction thereof. The adjusting ring 55 is installed at the top wall of the defense space 10, coaxially disposed with the adjusting disk 54, and outside the adjusting disk 54. The two fixed claws are respectively arranged at two ends of the sliding rod, the sliding rod moves inwards to enable the inner fixed claw to grasp the rotary table so as to enable the adjusting plate and the rotary table to rotate synchronously, the sliding rod moves outwards to enable the outer fixed claw to grasp the adjusting ring, and the inner fixed claw is separated from the rotary table. . For example, the fixing claws 57 include an upper fixing plate, a lower fixing plate, a bracket, and a clamping spring. The bracket is mounted to the slide bar 56. One of the upper and lower fixing plates is mounted to the bracket so as to be movable up and down, and the other is fixed to the bracket so as to form a clip with an opening facing the turntable 53. The clamping springs are disposed between the upper and lower fixing plates to urge the upper and lower fixing plates to clamp the turntable 53.
When the wall body 15 is used, the linear motor driving device drives the sliding rod 56 to move outwards, the outer fixed claws grasp the adjusting ring, the turntable 53 rotates to drive the wall body 51 to rotate, the adjusting disc 54 is not moved, the guide grooves on the adjusting disc 54 can enable the three wall bodies 51 to expand outwards, and the inner space of the temporary space 15 is enlarged. When the internal volume of the temporary space 15 becomes larger to meet the preset requirement, the motor driving device drives the sliding rod 56 to retract, and the fixed claw 57 enables the turntable 53 and the adjusting disk 54 to synchronously rotate.
In some embodiments of the present invention, the air treatment device 30 is a carbon dioxide adsorbing device, and is detachably disposed on a pipeline between the pre-storage chamber 13 and the air compression storage device 20. The carbon dioxide adsorption device can be replaced regularly, so that carbon dioxide can be removed, and the normal operation of the collecting and preventing system is ensured.
In some embodiments of the present invention, as shown in fig. 8, the adsorbent for carbon dioxide adsorption may be regenerated, and the carbon dioxide adsorption device may not be replaced periodically by regeneration of the adsorbent. Specifically, the air treatment device 30 includes a housing, an adsorption ring 32, and a driving device. A regeneration cavity and a plurality of adsorption cavities are defined in the shell, and the adsorption cavities are uniformly distributed in the regeneration cavity along the circumferential direction of the regeneration cavity. The adsorption ring 32 is rotatably disposed in the regeneration chamber, and the adsorption ring 32 includes a plurality of adsorption units uniformly distributed along a circumferential direction thereof, each adsorption unit having a frame and a carbon dioxide adsorbent disposed on the frame. In the initial position, each adsorption cavity is internally provided with an adsorption unit. Each adsorption chamber is connected to a gas inlet pipe 33 and a gas outlet pipe 34. The driving device is configured to drive the adsorption ring 32 to rotate so that the adsorption unit in the adsorption cavity enters the regeneration cavity, and the adsorption unit in the regeneration cavity enters the adsorption cavity.
For example, the driving means includes a swivel, a rotating shaft, a fixed rail, a movable rail, an eccentric, and a link. The rotating ring is in transmission connection with the adsorption ring 32 so as to drive the adsorption ring 32 to rotate. A plurality of notches are uniformly distributed on the end face of one end of the swivel. The rotating shaft is rotatably arranged on the rotating ring and the shell and is coaxially arranged with the rotating ring. The fixed guide rail is arranged on the shell and on the inner side of the swivel, a first guide groove extending along the radial direction of the swivel is limited, and a first plug is arranged in the first guide groove. The movable guide rail is arranged on the inner side of the swivel and is limited with a second guide groove extending along the radial direction of the swivel, and a second plug is arranged in the second guide groove. The inner end of the movable guide rail is connected with a rotating rod which is rotatably arranged on the rotating shaft. The eccentric wheel is fixedly arranged on the rotating shaft. The middle part of connecting rod is provided with the installation cavity, and the both ends of connecting rod are connected with first plug and second plug rotation respectively. The eccentric wheel is arranged in the mounting cavity so as to enable the first plug and the second plug to be inserted into a corresponding gap outwards alternately when the rotating shaft rotates, and enable the swivel to rotate in the process of exiting the corresponding gap after the second plug is inserted. When the rotating shaft rotates, the movable guide rail can be driven to swing. Specifically, the second plug is in the in-process of inserting corresponding breach, and movable guide rail is from initial position swing around a direction to drive the swivel in a direction through second socket and breach and rotate preset angle, in the in-process of drawing out corresponding breach, drive the swivel in a direction through second socket and breach equally and rotate preset angle. Then the first plug can insert and withdraw from the corresponding notch, and the movable guide rail can swing around the other direction and return to the initial position, so that the second plug drives the swivel to rotate again, and the replacement of the adsorption working state and the regeneration state of the adsorption unit is realized.
In some alternative embodiments of the present invention, the adsorption ring 32 is rotatably disposed in the regeneration chamber in one direction around the third direction, and an inner gear ring is disposed inside one end of the adsorption ring 32. The driving device comprises a driving frame, a plurality of spur gears and a power storage device. The drive carrier is rotatably arranged in the adsorption ring 32 around a fourth direction opposite to the third direction, and the rotation axis of the drive carrier coincides with the rotation axis of the ring gear. The plurality of spur gears are arranged in the annular gear at intervals along the circumferential direction of the driving annular gear and meshed with the annular gear, each spur gear is rotatably arranged on the driving frame, each spur gear is provided with a support column, and the support columns are arranged at intervals with the axes of the spur gears. The force accumulating device is arranged between the support column and the driving frame to promote the support column to move outwards. The power storage device comprises a plurality of springs, one end of each spring is connected to the center of the driving frame, the other end of each spring is connected to one support column, and the springs are always in a compressed state. The driving frame is driven to rotate by the constant-speed motor.
In some alternative embodiments of the present invention, the adsorption operating state and regeneration state replacement of the adsorption unit may be achieved by alternating the reciprocating motion. Specifically, the driving device includes an outer ring gear, a driving plate, and a rack. The outer ring gear is provided at one end of the adsorption ring 32. The drive plate, the drive plate rotationally sets up in the casing, and one side of drive plate is provided with the recess, and the recess includes first arc wall section, second arc wall section and two spread groove sections. The first arc-shaped groove section and the second arc-shaped groove section are coaxial with the driving plate, the two connecting groove sections are straight grooves, and the first arc-shaped groove section and the second arc-shaped groove section are connected. The rack extends along the radial direction of the drive plate and is slidably arranged in the shell along the length direction of the rack. The two connecting groove sections are both arranged in a crossing way with the racks. One end of the rack is provided with a round sliding column, the round sliding column is inserted into the groove, and the rack is meshed with the outer gear ring. When the driving plate rotates, the circular slide column does not move when the rack is arranged on the first arc-shaped groove section, the outer gear ring and the adsorption ring 32 do not rotate, and when the circular slide column enters one connecting groove section, the rack moves, and the outer gear ring and the adsorption ring 32 rotate to switch the adsorption units. After switching, the circular spool enters the second arcuate slot segment, the racks do not move, and the outer ring gear and the suction ring 32 do not rotate. Then, the circular spool enters another connecting groove section, the rack moves, and the outer ring gear and the adsorption ring 32 rotate to perform adsorption unit switching again.
In some embodiments of the present invention, as shown in fig. 8, the adsorption ring 32 may be rotated by a motor and gear system 35, and may be controlled by forward rotation, reverse rotation, or stop of the motor.
In some embodiments of the present invention, the air purification system 11 includes a dust removal booster fan, a filter absorber, a temperature and humidity adjustment module, and a harmful gas adsorption module. The inlet of the dust removal booster fan is a fresh air inlet and is communicated with the outer side of the collecting and defending space 10. The filtering absorber is communicated with an outlet of the dust removing booster fan. The harmful gas adsorption module comprises a fan, a purification filter element, an electric heating device, a vacuum pump and an electromagnetic valve, wherein the purification filter element of the harmful gas adsorption module is a renewable filter element, so that the harmful gas is adsorbed in a physical adsorption mode, and is adsorbed at normal temperature and desorbed at high temperature. The air inlet of the harmful gas adsorption module is communicated with the outlet of the filtering absorber.
The temperature and humidity adjusting module comprises a refrigeration compressor, a refrigeration condenser, a refrigeration evaporator, an expansion valve, an evaporation fan and an electric heating assembly. The gas flowing out of the purifying gas port of the harmful gas adsorption module is cooled and/or dehumidified by the refrigerating evaporator, the cooled and/or dehumidified gas is controllably heated by the electric heating component, and the post gas enters the collecting and defending space 10. In this embodiment, a plurality of bypass lines and corresponding valves, such as a bypass line tray bypass the refrigeration evaporator, may also be provided so that the gas is not cooled and/or dehumidified; a bypass line side energized heating assembly such that the gas is not heated; a bypass pipe is provided between the gas inlet and the purge gas outlet of the harmful gas adsorption module so that the gas is not purged.
In order to improve efficiency, the exhaust gas outlet of the harmful gas adsorption module is communicated with the air inlet of the condenser of the temperature and humidity regulation module through a pipeline. The air inlet of the condenser of the temperature and humidity regulation module is also communicated with the pre-storage cavity 13, so that the air in the pre-storage cavity 13 enters the air treatment device 30 or flows to the condenser of the temperature and humidity regulation module under the action of the first control valve 14, and finally enters the environment outside the defense collecting space 10.
In some embodiments of the present invention, the air compression storage device 20 includes an air compressor and an air reservoir. The inlet of the air compressor is communicated with the outlet of the air treatment device 30, the outlet of the air compressor is communicated with the air storage tank, and the outlet of the air storage tank is communicated with the air collecting and preventing space 10. Preferably, the air compression storage device 20 further comprises an oxygen generation module, wherein the oxygen generation module comprises a molecular sieve assembly, an oxygen storage tank and a third control valve, and the oxygen generation module adopts a molecular sieve pressure swing adsorption mode to generate oxygen. The air inlet of the oxygen generating module is communicated with the outlet of the air compressor, and the third control valve is used for controllably enabling air flow at the outlet of the air compressor to enter the oxygen generating module or the air storage tank, and the air storage tank and the outlet of the oxygen generating module are communicated with the inlet of the second control valve 40. The nitrogen discharge port of the oxygen generation module is communicated with the air inlet of the condenser of the temperature and humidity regulation module. The air compression storage device 20 in the embodiment of the invention can store the air from the pre-storage cavity 13 first, and only store the oxygen in the air after the air is stored, thereby improving the storage efficiency. In use, air or oxygen may be delivered into the catchment space 10 as desired.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described herein in detail, many other variations or modifications of the invention consistent with the principles of the invention may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.
Claims (9)
1. The collecting and preventing system comprises a collecting and preventing space, an air purifying system for conveying clean air into the collecting and preventing space, and a pressure release valve for discharging air in the collecting and preventing space, and is characterized by further comprising an air compression storage device, an air treatment device, a first control valve and a second control valve;
the outlet of the pressure release valve is communicated with a pre-storage cavity, the first control valve is arranged between the air treatment device and the pre-storage cavity and is configured to controllably enable the gas in the pre-storage cavity to enter the air treatment device or flow into the outside environment of the collecting and defending space;
the air treatment device is configured to remove carbon dioxide from the received air; the air compression storage device receives the gas processed by the air processing device and compresses and stores the gas;
the second control valve is arranged between the air compression storage device and the defense collecting space so as to controllably convey the stored gas into the defense collecting space;
the second control valve is a gas distribution device;
a separation device is arranged in the defense collecting space so as to separate at least one temporary space in the defense collecting space, so that the defense collecting space is provided with the temporary space and a conventional space outside the temporary space; the temporary space and the regular space are arranged in a sealing way; and the gas distribution means is for delivering gas from the second control valve to the regular space and/or the temporary space.
2. The security system of claim 1, wherein the gas distribution device comprises:
the air supply pipes are communicated with the collecting and defending spaces, and one air supply pipe is arranged at a corresponding position of each temporary space so as to enable the air compression storage device to convey air to the temporary space after the temporary space is partitioned by the partition device;
the air inlet box is characterized in that one side wall of the air inlet box is an air supply plate, a plurality of first communication ports are formed in the air supply plate at intervals along the length direction of the air supply plate, and each first communication port is connected with an inlet of one air supply pipe; the inlet of the air inlet box is communicated with the outlet of the second control valve;
the two rollers are arranged in parallel and are arranged in the air inlet box;
the control belt is in an annular shape and is connected end to end, and a second communication port is formed in the control belt; the control belt is arranged on the two rollers, and is attached to the air supply plate so as to move around the two rollers under the drive of the rollers, so that the second communication port is aligned with one first communication port;
the driving inner gear ring is arranged on the air inlet box in a unidirectional rotation mode around the first direction and is in transmission connection with the roller to drive the roller to rotate;
a turret rotatably provided to the intake box around a second direction opposite to the first direction, a rotation axis of the turret coinciding with a rotation axis of the driving ring gear;
the driving gears are arranged in the driving inner gear ring at intervals along the circumferential direction of the driving inner gear ring, meshed with the driving inner gear ring, rotatably mounted on the rotating frame, and provided with eccentric connecting columns; and
and the elastic device is arranged between the eccentric connecting column and the rotating frame so as to promote the eccentric connecting column to move outwards.
3. The security system of claim 2, wherein,
the elastic device comprises a plurality of springs, one end of each spring is connected to the center of the rotating frame, the other end of each spring is connected to one eccentric connecting column, and the springs are always in a compressed state;
the rotating frame is driven to rotate by a constant-speed motor;
the driving inner gear ring is coaxially arranged with one roller and is fixedly connected with the roller, and the roller is installed in the air inlet box through an overrunning clutch, so that the roller and the driving inner gear rotate unidirectionally around a first direction.
4. The security system of claim 1, wherein the separation device is a plurality of, each separation device comprising:
three walls, each wall is a telescopic fence which stretches along the up-down direction;
the isolating cloth is arranged on the three telescopic fences, strip-shaped irons are arranged at the bottom ends of the isolating cloth, and flexible magnetic strips extending along the vertical direction are arranged between two vertical edges of the isolating cloth at intervals;
the rotary tables are rotatably arranged on the top wall of the collection and prevention space, and the upper end of each telescopic fence is arranged on each rotary table; the turntable drives the wall body to rotate so that the side wall of the collection and prevention space seals the wall body;
the electromagnet is arranged on the bottom wall and the side wall of the collecting and preventing space, so that the soft magnetic strips are adsorbed on the side wall, and the strip-shaped iron is adsorbed on the bottom wall.
5. The security system of claim 4, wherein the separation device further comprises:
and the size adjusting device is configured to adjust the size of the horizontal cross section of the temporary space during the rotation of the turntable.
6. The security system of claim 5, wherein an upper end of each wall is movably mounted to the turntable in a radial direction of the turntable; the size adjusting device includes:
the adjusting disc is coaxially arranged with the turntable and is rotatably arranged opposite to the turntable, three guide grooves are uniformly distributed on the adjusting disc, the distance between the two ends of each guide groove and the center of the adjusting disc is unequal, and the two ends of each guide groove are crossed with a connecting line of the center of the adjusting disc; the adjusting disc is provided with a sliding rod extending along the radial direction of the adjusting disc, and the sliding rod is movably arranged along the length direction of the adjusting disc;
the adjusting ring is arranged on the top wall of the defense collecting space, is coaxially arranged with the adjusting disc and is positioned at the outer side of the adjusting disc; and
the two fixing claws are respectively arranged at two ends of the sliding rod, the sliding rod moves inwards to enable the inner fixing claws to grasp the rotary table so as to enable the adjusting plate and the rotary table to rotate synchronously, the sliding rod moves outwards to enable the outer fixing claws to grasp the adjusting ring, and the inner fixing claws are separated from the rotary table.
7. The security system of claim 6, wherein,
the fixed claw comprises an upper fixed plate, a lower fixed plate, a bracket and a clamping spring; the support is arranged on the sliding rod; one of the upper fixing plate and the lower fixing plate is arranged on the bracket in a manner of moving up and down, and the other is fixed on the bracket to form a clamp with an opening facing the turntable; the clamping spring is arranged between the upper fixing plate and the lower fixing plate so as to enable the upper fixing plate and the lower fixing plate to clamp the corresponding turntable or the adjusting ring.
8. The system of claim 1, wherein the air treatment device is a carbon dioxide adsorption device removably disposed on a line between the pre-storage chamber and the air compression storage device.
9. The security system of claim 1, wherein the air treatment device comprises:
a shell, wherein a regeneration cavity and a plurality of adsorption cavities are defined in the shell, and the adsorption cavities are uniformly distributed in the regeneration cavity along the circumferential direction of the regeneration cavity;
the adsorption ring is rotatably arranged in the regeneration cavity and comprises a plurality of adsorption units uniformly distributed along the circumferential direction of the adsorption ring, and each adsorption unit is provided with a frame and a carbon dioxide adsorbent arranged on the frame; an initial position, wherein each adsorption cavity is internally provided with one adsorption unit; each adsorption cavity is communicated with a gas inlet pipe and a gas outlet pipe; and
and the driving device is configured to drive the adsorption ring to rotate so that the adsorption unit in the adsorption cavity enters the regeneration cavity, and the adsorption unit in the regeneration cavity enters the adsorption cavity.
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| US4732579A (en) * | 1986-04-14 | 1988-03-22 | Fmc Corporation | Air purification and temperature controlling system and method |
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| CN113997761A (en) | 2022-02-01 |
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