CN112503673A - Subway station ventilation and disinfection system - Google Patents

Subway station ventilation and disinfection system Download PDF

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Publication number
CN112503673A
CN112503673A CN202011477367.4A CN202011477367A CN112503673A CN 112503673 A CN112503673 A CN 112503673A CN 202011477367 A CN202011477367 A CN 202011477367A CN 112503673 A CN112503673 A CN 112503673A
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CN
China
Prior art keywords
air
disinfection
pipe
outlet
ventilation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011477367.4A
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Chinese (zh)
Inventor
江崇旭
那艳玲
李爱东
孙超
张亚卓
刘学志
刘越
张本利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Design Corp
Original Assignee
China Railway Design Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Railway Design Corp filed Critical China Railway Design Corp
Priority to CN202011477367.4A priority Critical patent/CN112503673A/en
Publication of CN112503673A publication Critical patent/CN112503673A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/34Heater, e.g. gas burner, electric air heater
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The invention discloses a subway station ventilation and disinfection system, which relates to the field of ventilation devices, and further comprises: the air circulation device comprises an indoor air supply outlet and an indoor air outlet; a disinfectant liquid circulating device including an atomizing nozzle; the ultraviolet sterilization device is arranged on a suspended ceiling of a disinfection room; the air inlet end of the air circulating device is butted with the air inlet end of the sterilizing chamber; the air exhaust end of the air circulation device is butted with the air exhaust end of the disinfection chamber; and an air supply outlet and an air exhaust outlet of the air circulation device are sequentially arranged on the injection channel. The surface of the personnel and equipment in the subway station can be swept by the fresh air after filtration and purification, sterilization and disinfection are carried out through disinfectant and ultraviolet rays, and waste gas is discharged outdoors in time, so that the sterilization and disinfection problems of the personnel and the equipment in the subway station are well solved.

Description

Subway station ventilation and disinfection system
Technical Field
The invention relates to the field of ventilation devices, in particular to a ventilation and disinfection system for a subway station.
Background
In the operation of subway stations, the sanitation and disinfection of stations and equipment are generally operated by cleaning personnel in non-operation or small passenger flow periods, and the sterilization and disinfection effects are very limited. At present, except that a body temperature detection facility is arranged at a security inspection position of an entrance and an exit, a special place and a facility for sterilizing and disinfecting personnel and equipment are not provided, so that certain risks are brought to epidemic situation prevention and control.
The subway station is a relatively closed underground space, and in the operation process, special equipment or personnel need to be sterilized and disinfected in time, and no special disinfection chamber or system exists in the station at present, so that the operation requirement under special conditions cannot be met.
Disclosure of Invention
In order to overcome the problems in the related art, the disclosed embodiment of the invention provides a ventilation and disinfection system for a subway station. The technical scheme is as follows:
according to a first aspect of the disclosed embodiments of the present invention, there is provided a ventilation and disinfection system for a subway station, comprising a disinfection room, the ventilation and disinfection system for the subway station further comprising:
the air circulation device comprises an indoor air supply outlet 5 and an indoor air outlet;
a disinfectant liquid circulating device including an atomizing nozzle;
the ultraviolet sterilization device is arranged on a suspended ceiling of a disinfection room;
the air inlet end of the air circulating device is butted with the air inlet end of the sterilizing chamber; the air exhaust end of the air circulation device is butted with the air exhaust end of the disinfection chamber;
and an air supply outlet 5 and an air exhaust outlet of the air circulation device are sequentially arranged on the injection channel.
In one embodiment, the air circulation device further comprises:
the disinfection cabinet comprises an air inlet pipe and an air outlet pipe, wherein one end of the air inlet pipe and one end of the air outlet pipe respectively extend out of the disinfection cabinet;
the first air guide pipe is butted with the air inlet pipe, and at least one air supply outlet 5 is formed in the first air guide pipe;
the second air guide pipe is butted with the exhaust pipe, and at least one exhaust outlet is formed on the second air guide pipe;
the air feeder is arranged at the joint of the first air guide pipe and the air inlet pipe;
and the exhaust fan is arranged at the joint of the second air guide pipe and the exhaust pipe.
In one embodiment, the air supply outlets 5 on the first air guide pipe and the air exhaust outlets on the second air guide pipe are arranged in a staggered manner or in a one-to-one correspondence manner.
In one embodiment, a filter purifier and a heater are arranged in the air inlet pipe, and the filter purifier and the heater are arranged in sequence from the air inlet end to the air outlet end of the air inlet pipe.
In one embodiment, the sterilizing liquid circulating apparatus includes:
the disinfectant storage box is provided with a dosing port;
the disinfectant storage tank is connected with the liquid collector through a pipeline, and the liquid collector is provided with an atomizing nozzle.
In one embodiment, a booster pump is arranged on a pipeline connecting the disinfectant storage tank and the liquid collector.
In one embodiment, the air inlet end of the air supply pipe is provided with a metal fine mesh. The metal fine mesh functions as follows: the incoming air is coarsely filtered.
In one embodiment, the air outlet end of the exhaust pipe is provided with a rat-proof net. The function of the rat-proof net: prevent foreign matters and animals from entering the air pipe to block and damage the system.
In one embodiment, a first electric air valve is arranged in the air inlet pipe; and a second electric air valve is arranged in the exhaust pipe.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
the first air supply pipe, the air supply pipe and the first air guide pipe are matched to form an air supply channel for supplying outdoor fresh air
The disinfection chamber realizes the circulating air inlet operation;
the second air exhaust pipe and the second air guide pipe are matched to form an air exhaust channel, and the air in the disinfection chamber is exhausted to the outside to realize the circular air exhaust operation;
thirdly, spraying the liquid medicine in the disinfectant storage box into the disinfection chamber by using an atomizing nozzle, wherein the disinfectant liquid medicine is positioned at the upstream of the airflow and is exhausted to the outside of the room through an exhaust channel after flowing through the disinfection chamber along with the airflow;
fourthly, irradiating from the high position of the disinfection chamber downwards by using an ultraviolet lamp to carry out ultraviolet sterilization.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic structural view of a subway station ventilation and disinfection system according to the present invention;
reference numerals:
1. blower 2, exhaust fan
3. Filtering and purifying section 4 and heating section
5. Air supply outlet 6 and air exhaust outlet
7. First electric air valve 8 and second electric air valve
9. Disinfectant storage tank 10 and dosing port
11. Booster pump 12, liquid trap
13. Atomizing nozzle 18, ultraviolet lamp
14. Blast pipe 15 and first air guide pipe
16. Exhaust duct 17 and second air guide duct
20. Metal fine net 19 and rat-proof net
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The technical scheme provided by the embodiment of the invention relates to a ventilation and disinfection system for a subway station, in particular to the field of ventilation devices. In the related art, in the operation of a subway station, sanitation and disinfection of stations and equipment are generally operated by cleaning personnel in non-operation or in a time period with small passenger flow, and the sterilization and disinfection effects are very limited. At present, except that a body temperature detection facility is arranged at a security inspection position of an entrance and an exit, a special place and a facility for sterilizing and disinfecting personnel and equipment are not provided, so that certain risks are brought to epidemic situation prevention and control. Based on this, the subway station ventilation disinfection system that this disclosed technical scheme provided, usable filtration purification's fresh air carries out the surface to personnel, equipment in the subway station and sweeps, disinfects and disinfects through antiseptic solution and ultraviolet ray to in time arrange the waste gas outdoor, fine solution the inside personnel of subway and the disinfection problem of disinfecting of equipment.
Fig. 1 schematically shows a structural diagram of a subway station ventilation and disinfection system provided in the technical solution disclosed in the present invention. As can be seen from fig. 1, the ventilation and disinfection system for subway stations further comprises: the air circulation device comprises an air supply outlet 5 and an air exhaust outlet 6; a disinfectant liquid circulating device which comprises an atomizing nozzle 13; the ultraviolet sterilization device is arranged on a suspended ceiling of the disinfection room; the air inlet end of the air circulating device is butted with the air inlet end of the sterilizing chamber; the air exhaust end of the air circulation device is butted with the air exhaust end of the disinfection chamber; an air supply port 5 and an air exhaust port 6 of the air circulation device are sequentially arranged on the injection channel.
In the illustrated example, the ultraviolet sterilization device includes a plurality of ultraviolet lamps 18.
In one embodiment, the air circulation device further comprises: an air inlet pipe 14 and an air outlet pipe 16, wherein one end of the air inlet pipe 14 and one end of the air outlet pipe 16 respectively extend out of the disinfection chamber; the first air guide pipe 15 is butted with the air inlet pipe 14, and at least one air supply outlet 5 is formed on the first air guide pipe 15; the second air guide pipe 16 is butted with the exhaust pipe 16, and at least one exhaust outlet 6 is formed on the second air guide pipe 16; the air blower 1 is arranged at the joint of the first air guide pipe 15 and the air inlet pipe 14; the exhaust fan 2 is arranged at the joint of the second air duct 16 and the exhaust duct 16, and it should be further noted that. The air feeder 1 sends outdoor fresh air to a disinfection chamber, the filtered and purified fresh air is used for surface blowing of personnel and equipment in the subway, and the exhaust fan 2 timely exhausts waste gas to the outside of the disinfection chamber. The air volume and the total pressure of the exhaust fan 2 are larger than those of the blower 1.
Preferably, the plurality of air supply openings 5 equidistantly or non-equidistantly arranged on the first air guide pipe 15 and the plurality of air exhaust openings 6 equidistantly or non-equidistantly arranged on the second air guide pipe are arranged at the same height, and it should be further noted that the number of the air supply openings 5 is equal to the number of the air exhaust openings 6, and the projection of any air supply opening 5 with the same height is overlapped with the air exhaust opening 6, so that the air flow can be ensured to flow to the air exhaust opening 6 as far as possible after being sprayed out from the air supply openings 5, and the air circulation of the disinfection chamber is enhanced.
In one embodiment, the air inlet pipe 14 is provided with a filter purifier 3 and a heater 4, and the filter purifier 3 and the heater 4 are arranged in sequence from the air inlet end to the air outlet end of the air inlet pipe 14.
In one embodiment, a sterilizing fluid circulating apparatus includes: the disinfectant storage tank 9 is provided with a dosing port 10; the liquid trap, antiseptic solution bin 9 are connected with the liquid trap through the pipeline, are equipped with atomizing nozzle 13 on the liquid trap, and it needs further to point out that, after booster pump 11 carries the antiseptic solution to liquid trap 12, the disinfection of disinfecting is carried out through atomizing nozzle 13 blowout.
In one embodiment, a booster pump 11 is disposed on the pipeline connecting the disinfectant storage tank 9 and the liquid trap 12 for increasing the pressure of the disinfectant storage tank 9, so that the disinfectant liquid is smoothly pumped into the pipeline and then sprayed out from the atomizing nozzle 13 through the liquid trap 12.
In the example, the air inlet end of the blast pipe 14 is provided with a metal fine mesh 20, and the metal fine mesh 20 is used for coarse filtering of the inlet air.
In the example, the air outlet end of the exhaust duct 16 is provided with a rat guard 19, and the rat guard 19 is used for: prevent foreign matters and animals from entering the air pipe to block and damage the system.
Under normal operation conditions, the air feeder 1, the exhaust fan 2, the first electric air valve 7 and the second electric air valve 8 are in an open state, and ventilation and air exchange are performed in the disinfection room; when needing to disinfect, open the disinfection operating mode, open booster pump 11 and ultraviolet lamp 18, send the equipment or personnel that need disinfect to the disinfection space in, utilize the fresh air after the filtration purification to sweep equipment or personnel to utilize antiseptic solution and ultraviolet ray to disinfect and disinfect, in time arrange waste gas to outdoor simultaneously, and guarantee that the disinfection space is in the negative pressure state.
As described above, the invention can utilize the filtered and purified fresh air to perform surface sweeping on personnel and equipment in the subway station, perform sterilization and disinfection through disinfectant and ultraviolet rays, discharge waste gas outdoors in time, ensure that a disinfection space is in a negative pressure state, avoid the transmission of polluted gas to a subway public space during sterilization and disinfection, and well solve the problem of sterilization and disinfection of the personnel and equipment in the subway station.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.

Claims (9)

1. The utility model provides a subway station ventilation disinfection system, includes the disinfection room in the subway station, its characterized in that, this subway station ventilation disinfection system still includes:
the air circulation device comprises an indoor air supply outlet and an indoor air outlet;
a disinfectant liquid circulating device including an atomizing nozzle;
the ultraviolet sterilization device is arranged on a suspended ceiling of a disinfection room;
the air inlet end of the air circulating device is butted with the air inlet end of the sterilizing chamber; the air exhaust end of the air circulation device is butted with the air exhaust end of the disinfection chamber;
and an air supply outlet and an air exhaust outlet of the air circulation device are sequentially arranged on the injection channel.
2. The subway station ventilation and disinfection system as claimed in claim 1, wherein said air circulation device further comprises:
the disinfection cabinet comprises an air inlet pipe and an air outlet pipe, wherein one end of the air inlet pipe and one end of the air outlet pipe respectively extend out of the disinfection cabinet;
the first air guide pipe is butted with the air inlet pipe, and at least one air supply outlet is formed in the first air guide pipe;
the second air guide pipe is butted with the exhaust pipe, and at least one exhaust outlet is formed on the second air guide pipe;
the air feeder is arranged at the joint of the first air guide pipe and the air inlet pipe;
and the exhaust fan is arranged at the joint of the second air guide pipe and the exhaust pipe.
3. The ventilation and disinfection system for subway stations as claimed in claim 2, wherein said air supply outlet on said first air guiding pipe and said air outlet on said second air guiding pipe are arranged in a staggered manner or in a one-to-one correspondence.
4. The ventilation and disinfection system for subway stations as claimed in claim 2, wherein said air inlet pipe is provided with a filter purifier and a heater, said filter purifier and heater being arranged in sequence from the air inlet end to the air outlet end of said air inlet pipe.
5. The subway station ventilation and disinfection system as claimed in claim 1, wherein said disinfectant liquid circulating device comprises:
the disinfectant storage box is provided with a dosing port;
the disinfectant storage tank is connected with the liquid collector through a pipeline, and the liquid collector is provided with an atomizing nozzle.
6. A ventilation and disinfection system for a subway station as claimed in claim 5, wherein a booster pump is installed on the pipeline connecting the disinfectant storage tank and the liquid collector.
7. A ventilation and disinfection system for subway stations as claimed in claim 2, wherein said air supply duct has a metal mesh at its air inlet end.
8. The subway station ventilation and disinfection system as claimed in claim 2, wherein a rat-proof net is arranged at the air outlet end of said exhaust duct.
9. A ventilation and disinfection system for a subway station as claimed in claim 2, wherein a first electric air valve is provided in said air inlet pipe; and a second electric air valve is arranged in the exhaust pipe.
CN202011477367.4A 2020-12-15 2020-12-15 Subway station ventilation and disinfection system Pending CN112503673A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011477367.4A CN112503673A (en) 2020-12-15 2020-12-15 Subway station ventilation and disinfection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011477367.4A CN112503673A (en) 2020-12-15 2020-12-15 Subway station ventilation and disinfection system

Publications (1)

Publication Number Publication Date
CN112503673A true CN112503673A (en) 2021-03-16

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CN202011477367.4A Pending CN112503673A (en) 2020-12-15 2020-12-15 Subway station ventilation and disinfection system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114767890A (en) * 2022-04-28 2022-07-22 浙江三新科技有限公司 Sterilizing room for atomizing, catalyzing and sterilizing disinfectant

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101571157B1 (en) * 2015-06-18 2015-11-23 주식회사 정원랜드 Air shower device for outdoor facilities
CN205128506U (en) * 2015-09-29 2016-04-06 浙江新力光电科技有限公司 Novel blow and balanced wind leaching rooms that induced drafts
CN205208831U (en) * 2015-10-22 2016-05-04 山西一元通能源科技有限公司 Novel hospital uses fresh air conditioner system
KR101828942B1 (en) * 2017-08-23 2018-02-13 주식회사 동양 Multipurpose Clean Booth
CN111457539A (en) * 2020-04-20 2020-07-28 曾文杰 Perpendicular new trend isolated system
CN214249945U (en) * 2020-12-15 2021-09-21 中国铁路设计集团有限公司 Subway station ventilation and disinfection system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101571157B1 (en) * 2015-06-18 2015-11-23 주식회사 정원랜드 Air shower device for outdoor facilities
CN205128506U (en) * 2015-09-29 2016-04-06 浙江新力光电科技有限公司 Novel blow and balanced wind leaching rooms that induced drafts
CN205208831U (en) * 2015-10-22 2016-05-04 山西一元通能源科技有限公司 Novel hospital uses fresh air conditioner system
KR101828942B1 (en) * 2017-08-23 2018-02-13 주식회사 동양 Multipurpose Clean Booth
CN111457539A (en) * 2020-04-20 2020-07-28 曾文杰 Perpendicular new trend isolated system
CN214249945U (en) * 2020-12-15 2021-09-21 中国铁路设计集团有限公司 Subway station ventilation and disinfection system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114767890A (en) * 2022-04-28 2022-07-22 浙江三新科技有限公司 Sterilizing room for atomizing, catalyzing and sterilizing disinfectant
CN114767890B (en) * 2022-04-28 2023-11-24 浙江三新科技有限公司 Disinfectant atomization catalytic sterilization chamber

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