WO2023022322A1 - 열차 객실 내 비말 차단 공조 시스템 - Google Patents
열차 객실 내 비말 차단 공조 시스템 Download PDFInfo
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- WO2023022322A1 WO2023022322A1 PCT/KR2022/005113 KR2022005113W WO2023022322A1 WO 2023022322 A1 WO2023022322 A1 WO 2023022322A1 KR 2022005113 W KR2022005113 W KR 2022005113W WO 2023022322 A1 WO2023022322 A1 WO 2023022322A1
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- WIPO (PCT)
- Prior art keywords
- air
- downdraft
- cabin
- air conditioning
- conditioning system
- Prior art date
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 71
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 23
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 108010066114 cabin-2 Proteins 0.000 description 8
- 208000015181 infectious disease Diseases 0.000 description 5
- 241000700605 Viruses Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 208000035473 Communicable disease Diseases 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 241000711573 Coronaviridae Species 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 208000025370 Middle East respiratory syndrome Diseases 0.000 description 1
- 201000003176 Severe Acute Respiratory Syndrome Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000009385 viral infection Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
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- 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
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00021—Air flow details of HVAC devices
-
- 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
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
- B60H1/3414—Nozzles; Air-diffusers with means for adjusting the air stream direction
- B60H1/3435—Nozzles; Air-diffusers with means for adjusting the air stream direction using only a pivoting frame
- B60H1/3442—Nozzles; Air-diffusers with means for adjusting the air stream direction using only a pivoting frame the frame being spherical
-
- 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
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
- B60H1/345—Nozzles; Air-diffusers with means for adjusting divergence, convergence or oscillation of air stream
-
- 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
- B60H3/0608—Filter arrangements in the air stream
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Definitions
- the present invention relates to a droplet blocking air conditioning system in a train cabin, and more particularly, to a droplet blocking air conditioning system in a train cabin capable of blocking the spread of droplets in a train cabin.
- infectious diseases such as SARS, MERS, and coronavirus are frequently prevalent, infectious diseases that occurred in some regions spread globally, causing not only human casualties but also enormous economic losses due to infectious diseases. .
- an air conditioning system for circulating air in the cabin is provided in the train cabin as shown in FIG. 1 .
- FIG. 1 is a schematic diagram of a conventional air conditioning system for train cabins.
- a train 1 is provided with a cabin 2 and a seat 3 in which a user can sit,
- An air conditioning system unit 4 for circulating air into the cabin 2 may be provided.
- the conventional air conditioning system for train cabins generates a rotational flow of air in the cabin 2 so that droplets remaining in the cabin 2 can spread to the entire area in the cabin 2, and the As it spreads, it takes a long time for the droplets to be discharged to the outside of the cabin 2 together with the air, and thus contamination accumulates in the cabin 2, and the user in the cabin 2 is exposed to droplet infection. There was a problem.
- the present invention has been made to solve the above problems, and the droplets remaining in the passenger compartment of the train are discharged to the outside of the passenger compartment by the downdraft air supplied to the passenger compartment, thereby preventing the spread of the droplets.
- the purpose is to provide a droplet blocking air conditioning system in the room.
- the present invention provides a pressure difference between the downdraft air supplied to the cabin and the downdraft air discharged to the outside of the cabin, so that the droplets remaining in the cabin are quickly discharged to the outside of the cabin.
- the purpose is to provide a shut-off air conditioning system.
- an air conditioning system for blocking droplets in a train cabin includes an air conditioning system unit for adjusting the temperature and humidity of air in the train cabin; an air supply control unit supplying the air whose temperature and humidity are controlled by the air conditioning system unit as downdraft air to the passenger compartment so that droplets remaining in the passenger compartment flow downward in the passenger compartment by the downdraft air; a mechanical motor for controlling the degree of rotation of the air conditioning member according to the degree of rotation of the rotating shaft in the supply controller; and an electric motor; and an air discharge unit for discharging the droplets and the downdraft air to the outside of the cabin.
- the air supply control unit may include a main body having an outlet formed at a lower side for supplying the downdraft air to the guest room; and an air control member provided in an inner space of the main body and adjusting a flow direction of the downdraft air so that the downdraft air passing through the outlet is directly supplied to the seat or supplied to the periphery of the seat. can do.
- the air control member has a rotatable structure in the inner space of the main body and can adjust the flow direction of the downdraft air to the seat or the periphery of the seat through rotation.
- the mechanical motor is connected to the air conditioning member and is provided with a rotational shaft passing through the main body and exposed to the cabin, and the degree of rotation of the air conditioning member can be controlled according to the degree of rotation of the rotational shaft.
- the electric motor may include a rotation shaft connected to the air conditioning member, and may control a rotation degree of the air conditioning member according to a rotation degree of the rotation shaft.
- the electronic motor may be connected in a circuit with a control module provided on the outer wall of the seat or the cabin, and the degree of rotation of the rotation shaft may be controlled according to a control signal input from the control module.
- the air discharge unit the frame fitted to the discharge port formed on the lower side of the seat provided in the cabin, the upper and lower sides are open; a grill provided on an upper side of the frame and having at least one ventilation hole through which the droplet and the downdraft air are introduced into the inner space of the frame; and a filter disposed in the inner space of the frame to collect the droplets passing through the grill and block the droplets from entering the cabin.
- the pressure of the downdraft air passing through the air discharge unit is relatively higher than the pressure of the downdraft air supplied to the passenger compartment from the air supply control unit. It may include; a suction fan disposed below the air discharge unit to suck in the downdraft air supplied to the cabin.
- the suction fan may suck in the downdraft air supplied to the cabin such that the pressure of the downdraft air passing through the air outlet is higher than the pressure of the downdraft air supplied to the cabin by 1 to 5%. .
- the present invention discharges droplets in the cabin to protect users from droplet infection, and provides users with seats safe from droplet infection through downdraft air.
- the present invention can easily discharge droplets remaining in the cabin by increasing the pressure of the downdraft air discharged to the outside of the cabin.
- FIG. 1 is a schematic diagram of a conventional air conditioning system for train cabins.
- FIG. 2 is a schematic diagram of an air conditioning system for blocking droplets in a cabin according to an embodiment of the present invention.
- FIG 3 is a view for explaining a method for blocking the spread of droplets in an air supply controller according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of an air supply control member according to an embodiment of the present invention equipped with a mechanical motor.
- FIG. 5 is a schematic diagram of an air supply control member according to an embodiment of the present invention equipped with an electric motor.
- FIG. 6 is a cross-sectional view of an air discharge unit according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram showing an air conditioning process of an air conditioning system for blocking droplets in a cabin according to an embodiment of the present invention.
- first and second are used to distinguish one component from another, and the scope of rights should not be limited by these terms.
- a first element may be termed a second element, and similarly, a second element may be termed a first element.
- first element may be termed a second element, and similarly, a second element may be termed a first element.
- connection when an element is referred to as “connected” to another element, it may be directly connected to the other element, but other elements may exist in the middle.
- an element when an element is referred to as being “directly connected” to another element, it should be understood that no intervening elements exist.
- other expressions describing the relationship between components such as “between” and “immediately between” or “adjacent to” and “directly adjacent to” should be interpreted similarly.
- FIG. 2 is a schematic diagram of an air conditioning system for blocking droplets in a cabin according to an embodiment of the present invention.
- the air conditioning system for blocking droplets in a cabin includes an air conditioning system unit 100, an air supply control unit 200, and an air discharge unit 300.
- the air conditioning system unit 100 is disposed inside the train 10, controls the temperature and humidity of the air in the cabin 11 of the train 10, and controls the droplets A and B remaining in the cabin 11.
- An air conditioner is provided to discharge the air to the outside of the cabin 11.
- the air conditioning unit of the air conditioning system unit 100 includes an air conditioning unit (AHU) composed of a heating coil, a cooling coil, a humidifier, an air filter (air filter), a heat transport facility for circulating air or introducing outside air,
- AHU air conditioning unit
- a heat pump air conditioner which is an electrically driven heat pump air conditioner
- the air supply control unit 200 supplies the temperature and humidity-controlled air supplied from the air conditioning system unit 100 to the cabin 11 as downdraft air 210 to droplets in the cabin 11 ( A and B) are allowed to flow to the lower side of the cabin 11 by the downdraft air 210 .
- the air supply control unit 200 is connected to the air conditioning system unit 100 through the duct 13 provided in the train 10, and supplies the temperature and humidity controlled air to the air conditioning system unit 100.
- duct 13 provided in the train 10
- the air supply controller 200 supplies the downdraft air 210 to the cabin 11 as follows.
- the air supply control unit 200 is disposed above the passenger compartment 11 and supplies downdraft air 210 to the seat 12 in an oblique direction to the downdraft.
- the artificial air 210 is discharged to the lower side of the cabin 11 together with the droplets A and B remaining in the cabin 11 .
- the air supply control unit 200 is disposed above the cabin 11, and directs the downdraft air 210 in a straight direction (or vertical direction) to the seat ( 12) so that the downdraft air 210 in the straight direction is discharged to the lower side of the cabin 11 together with the droplets A and B remaining in the cabin 11.
- the droplets (A, B) remaining in the cabin 11 flow along the downdraft air 210 in the straight direction to the air discharge unit 300 disposed below the seat 12, so that the cabin ( 11) can be discharged to the outside.
- the air supply control unit 200 based on the air supply control unit 200 shown in (b) of FIG.
- the droplet diffusion blocking method and components will be explained in detail.
- FIG 3 is a view for explaining a method for blocking the spread of droplets in an air supply controller according to an embodiment of the present invention.
- the air supply control unit 200 includes a main body 201 and an air control member 202 .
- the main body 201 receives air whose temperature and humidity are controlled from the air conditioning system unit 100, and an outlet is formed on the lower side to supply the air as downdraft air 210 to the guest room 11. do.
- the air conditioning member 202 is provided in the inner space of the main body 201, and the downdraft air 210 discharged from the outlet is directly directed to the seat 12 as shown in (a) of FIG.
- the downdraft air 210 is supplied, or the flow direction of the downdraft air 210 is adjusted so that the downdraft air 210 is supplied to the periphery of the seat 12 as shown in (b) of FIG. 3 .
- the area of downdraft air 210 supplied directly to the seat 12 is directed toward the seat 12, and through this, the downdraft air 210 is discharged from the mouth and nose of the user seated in the seat 12.
- Discharged droplets (A) flow to the air discharge unit 300 to prevent the spread of the discharged droplets (A) within the cabin 11, and external droplets discharged from the mouth and nose of the user and other users ( Before B) is inhaled into the user's mouth and nose, the external droplet (B) flows through the air outlet 300 to protect the user from droplet infection.
- the downdraft air 210 supplied to the periphery of the seat 12 is partitioned by the air conditioning member 202 and discharged from the outlet of the main body 201 to the air 210a, 210b,
- the air (210a, 210b) flows the discharged droplet (A) to the air discharge unit 300 because the region of the downdraft is directed to the periphery of the seat 12, and the discharged droplet (A) in the cabin 11 ( A) is prevented from spreading, and the external droplet (B) flows to the air discharge unit 300 before the external droplet (B) is inhaled into the user's mouth and nose, thereby protecting the user from droplet infection. there is.
- the downdraft air 210 supplied directly to the seat 12 or around the seat 12 is discharged through the mouth and nose of the user seated in the seat 12 and remains in the cabin 11. It serves as an air curtain to block the inhalation of droplets (A) and external droplets (B).
- the air conditioning member 202 has a rotatable structure in the inner space of the main body 201 and controls the flow direction of the downdraft air 210 when rotated by a user sitting on the seat 12.
- the flow direction control method of the downdraft air 210 of the air control member 200 is as follows.
- FIG. 4 is a schematic diagram of an air supply control member according to an embodiment of the present invention equipped with a mechanical motor.
- the air supply control unit 200 includes a mechanical motor 203 to mechanically rotate the air control member 202 .
- the mechanical motor 203 is connected to the air conditioning member 202 and penetrates the main body 201 and is exposed to the cabin 11 and is provided with a rotating shaft rotatable by the user, depending on the degree of rotation of the rotating shaft.
- the degree of rotation of the air conditioning member 202 is controlled.
- the air supply control unit 200 includes the mechanical motor 203 so that the air control member 202 rotates through a mechanical rotational shaft, and the degree of rotation of the rotational shaft provided in the mechanical motor 203 As shown in (a) of FIG. 4 by rotating the air conditioning member 202 according to, the downdraft air 210 is directly supplied to the seat 12, or as shown in (b) of FIG. As described above, the downdraft air 210 is supplied to the periphery of the seat 12 .
- the air supply control unit 200 may rotate the air control member 202 based on a mechanical method as well as an electronic method using an electronic circuit.
- the electronic method of rotating the air control member 202 is as follows.
- FIG. 5 is a schematic diagram of an air supply control member according to an embodiment of the present invention equipped with an electric motor.
- the air supply control unit 200 includes an electronic motor 204 to electronically rotate the air control member 202 .
- the electric motor 204 is connected to the air conditioning member 202 and is provided with a rotating shaft rotatable by a user, and the degree of rotation of the air conditioning member 202 is controlled according to the degree of rotation of the rotating shaft.
- the electronic motor 204 is connected in circuit with the control module provided on the armrest of the seat 12 or the outer wall of the cabin 11, and according to the control signal input by the user through the control module.
- the degree of rotation of the rotation shaft may be controlled.
- control module is provided in the seat 12, it is preferable to be provided in all seats 12 arranged in the cabin 11, and in the case where the control module is provided in the outer wall of the cabin 11, the train 10 ) It is preferable to be provided on the outer wall partitioning the window.
- the air supply control unit 200 includes the electronic motor 204 to rotate the air control member 202 through an electronic rotation shaft according to a control signal from the control module, and the electronic motor 204 ) to rotate the air control member 202 according to the degree of rotation of the rotation shaft provided in ) so that the downdraft air 210 is directly supplied to the seat 12 as shown in FIG. 5 (a), or As shown in (b) of FIG. 5 , the downdraft air 210 is supplied around the seat 12 .
- the air supply control unit 200 continuously discharges the downdraft air 210 through the rotation of the air control member 200, so that the downdraft air 210 is released even if the user does not touch the air outlet, which is highly likely to be contaminated, with his/her hand. ), there is an advantage in preventing the user from being infected with a virus.
- the downdraft air 210 causes the discharged droplet A and the external droplet B to flow to the lower side of the seat 12, so that the droplet A and B flow into the passenger compartment. It is preferable to be disposed on the lower side of the seat 12 so as to be discharged to the outside of (11).
- the structure of the air outlet 300 for discharging the downdraft air 210 and the droplets A and B flowing to the lower side of the seat 12 to the outside of the cabin 11 is as follows. .
- FIG. 6 is a cross-sectional view of an air discharge unit according to an embodiment of the present invention.
- the air outlet 300 includes a frame 310, a grill 320 and a filter 330.
- the frame 310 is fitted into a discharge port formed on the lower side of the seat 12 so that the downdraft air 210 and the droplets A and B are discharged to the outside of the cabin 11, The upper and lower sides are opened so that the air flow 210 and the droplets A and B flow out of the cabin 11.
- the grill 320 is provided on the upper side of the frame 310, and at least one ventilation hole is formed so that the downdraft air containing the droplets A and B flows into the inner space of the frame 310.
- the filter 330 is disposed below the grill 320 on the inner space of the frame 310, and the droplets A included in the downdraft air 210 passing through the ventilation holes of the grill 320, B) is collected to prevent the droplets (A, B) from entering the cabin (11).
- the filter 330 is preferably a filter for blocking droplets such as an electrostatic filter capable of collecting the droplets A and B.
- the grill 320 and the filter 330 may be attached or detached from the frame 310 to be replaced according to the degree of contamination by the droplets A and B.
- the air conditioning system for blocking droplets in the cabin facilitates the process of discharging the droplets (A, B) flowing along the downdraft air 210 to the outside of the cabin 11, the droplet ( A suction fan 400 for sucking the downdraft air 210 containing A and B) may be further provided.
- FIG. 7 is a schematic diagram showing an air conditioning process of an air conditioning system for blocking droplets in a cabin according to an embodiment of the present invention.
- the suction fan 400 is disposed below the air discharge unit 300, and the downdraft air 210 supplied to the cabin 11 from the air supply control unit 200 Downdraft air 210 supplied to the cabin 11 such that the pressure of the downdraft air 210 containing the droplets A and B passing through the air outlet 300 is relatively higher than the pressure. inhale
- the pressure of the downdraft air 210 containing the droplets A and B is supplied to the cabin 11 from the air supply control unit 200. 210), the rotation is controlled by the controller in the train 10 to be 1 to 5% higher than the pressure of the train 10, so that the downdraft air 210 supplied to the cabin 11 can be sucked in.
- a plurality of seats 12a, 12b, and 12c may be arranged so that a plurality of users can be seated, and each of the plurality of seats 12a, 12b, and 12c
- a plurality of air supply controllers 200a, 200b, and 200c may be disposed above the cabin 11, and the air supply controllers 200a and 200b , 200c) may be provided with a plurality of air outlets 300a, 300b, and 300c to discharge the air 210 of the downdraft discharged from each of the seats 12a, 12b, and 12c to the lower side of the seats 12a, 12b, and 12c.
- a plurality of suction fans 400 are also provided.
- the air conditioning process of the air conditioning system for blocking droplets in the cabin to block the spread of the droplets A and B in the cabin 11 is performed as follows.
- fresh (clean) air outside the train 10 is supplied to the air conditioning system unit 100, and the air conditioning system unit 100 controls the temperature and humidity of the fresh air so that the temperature and humidity are controlled. air can be produced.
- the air conditioning system unit 100 may supply the air having the temperature and humidity controlled to the air supply control unit 200 through the duct 13 .
- the air supply controller 200 discharges the temperature and humidity-adjusted air supplied from the air conditioning system unit 100 to the passenger compartment 11 as the downdraft air 210 to the seat ( 12) or directly around the seat 12.
- the downdraft air 210 flows the discharged droplet A and the external droplet B remaining in the cabin 11 to the air outlet 300 disposed below the seat 12. can make it
- the suction fan 400 sucks the air flowing toward the air discharge unit 300 and the droplets A and B, and the droplets A and B are transferred to the filter of the air discharge unit 300. 330, and the remaining air can flow out of the cabin 11.
- the air passing through the suction fan 400 may be discharged to the outside of the train 10 through a separate duct connected to the outside of the train 10 .
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air-Conditioning For Vehicles (AREA)
- Air-Flow Control Members (AREA)
Abstract
Description
Claims (9)
- 열차의 객실 내 공기의 온도 및 습도를 조절하기 위한 공조 시스템부;상기 공조 시스템부에서 온도 및 습도가 조절된 공기를 하강 기류 공기로 상기 객실에 공급하여 상기 객실에 잔존하는 비말이 상기 하강 기류 공기에 의해 상기 객실의 하측으로 유동되도록 하는 공기 공급 조절부;상기 공급 조절부 내에서 회전축의 회전 정도에 따라 공기 조절 부재의 회전 정도가 제어되도록 하는 기계식 모터;와 전자식 모터; 및상기 비말과 상기 하강 기류 공기를 상기 객실의 외부로 배출하기 위한 공기 배출부;를 포함하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 1 항에 있어서,상기 공기 공급 조절부는,상기 하강 기류 공기를 상기 객실에 공급하기 위한 송풍구가 하측에 형성되는 본체; 및상기 본체의 내부공간에 구비되며, 상기 송풍구를 통과하는 상기 하강 기류 공기가 상기 좌석에 직접 공급되도록 하거나 상기 좌석의 주변으로 공급되도록 상기 하강 기류 공기의 흐름방향을 조절하는 상기 공기 조절 부재;를 포함하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 2 항에 있어서,상기 공기 조절 부재는,상기 본체의 내부공간에서 회전 가능한 구조로 이루어져 회전을 통해 상기 하강 기류 공기의 흐름방향을 상기 좌석 또는 상기 좌석의 주변으로 조절하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 3 항에 있어서,상기 기계식 모터는,상기 공기 조절 부재와 연결되면서 상기 본체를 관통하여 상기 객실에 노출되는 회전축이 구비되며, 상기 회전축의 회전 정도에 따라 상기 공기 조절 부재의 회전 정도를 제어하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 3 항에 있어서,상기 전자식 모터는,상기 공기 조절 부재와 연결되는 회전축이 구비되며, 상기 회전축의 회전 정도에 따라 상기 공기 조절 부재의 회전 정도를 제어하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 5 항에 있어서,상기 전자식 모터는,상기 좌석 또는 상기 객실의 외벽에 구비된 제어모듈과 회로상으로 연결되어 상기 제어모듈로부터 입력되는 제어신호에 따라 상기 회전축의 회전 정도가 제어되는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 1 항에 있어서,상기 공기 배출부는,상기 객실에 구비된 좌석의 하측에 형성된 배출구에 끼움결합되며, 상측과 하측이 개방된 프레임;상기 프레임의 상측에 구비되며, 상기 프레임의 내부공간으로 상기 비말과 상기 하강 기류 공기가 유입되도록 통기공이 하나 이상 형성된 그릴; 및상기 프레임의 내부공간에 배치되며, 상기 그릴을 통과한 비말을 포집하여 상기 비말이 상기 객실로 유입되는 것을 차단하는 필터;를 포함하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
- 제 1 항에 있어서,상기 공기 공급 조절부로부터 상기 객실에 공급되는 하강 기류 공기의 압력보다 상기 공기 배출부를 통과하는 하강 기류 공기의 압력이 상대적으로 높도록, 상기 공기 배출부의 하측에 배치되어 상기 객실에 공급되는 하강 기류 공기를 흡입하는 흡입팬;을 포함하는 것을 특징으로 히는 열차 객실 내 비말 차단 공조 시스템.
- 제 8 항에 있어서,상기 흡입팬은,상기 공기 배출부를 통과하는 하강 기류 공기의 압력이 상기 객실에 공급되는 하강 기류 공기의 압력보다 1~5 %만큼 높도록, 상기 객실에 공급되는 하강 기류 공기를 흡입하는 것을 특징으로 하는 열차 객실 내 비말 차단 공조 시스템.
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US12116023B1 (en) | 2024-10-15 |
US20240326880A1 (en) | 2024-10-03 |
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