CN111895546A - Virus killing type elevator fresh air purification system - Google Patents
Virus killing type elevator fresh air purification system Download PDFInfo
- Publication number
- CN111895546A CN111895546A CN202010880993.1A CN202010880993A CN111895546A CN 111895546 A CN111895546 A CN 111895546A CN 202010880993 A CN202010880993 A CN 202010880993A CN 111895546 A CN111895546 A CN 111895546A
- Authority
- CN
- China
- Prior art keywords
- unit
- air
- fresh air
- tube
- air purification
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation 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
- F24F7/08—Ventilation 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
Abstract
The invention discloses a virus-killing type elevator fresh air purification system which comprises a fresh air purification unit, wherein the fresh air purification unit comprises a primary filtering unit, a plasma processing unit and a blowing unit which are sequentially arranged along the air conveying direction, the input end of the primary filtering unit is an air inlet, and the output end of the blowing unit is an air outlet; the plasma processing unit comprises an insulating tube, a cylindrical anode is arranged on the inner wall of the insulating tube, a round rod-shaped cathode is arranged on the central axis of the insulating tube, a reaction chamber is formed between the anode and the cathode, and a magnetic part is arranged on the outer wall of the insulating tube; the insulating tube includes inner tube and outer tube, is provided with the exhaust chamber between inner tube and the outer tube, is provided with the entry and the export in intercommunication exhaust chamber on the outer tube, and the lateral wall of car is provided with the return air passageway of intercommunication car bottom and top, and the return air passageway is linked together with the entry in exhaust chamber in the one end at top. The invention has the advantages of good purification effect, high purification efficiency, complete virus isolation and killing, and the like.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a virus-killing type fresh air purification system for an elevator.
Background
The elevator car is a limited Space (defined according to safety science: limited Space defined Space means Space which can accommodate personnel, has limited access and is designed to be a Space which is not suitable for the personnel to occupy for a long time). Elevator personnel in public places are frequently used and closely contacted with each other, so that hidden dangers are brought to public health safety, particularly to health prevention and control in the period of preventing infection sources from spreading. According to the existing recognition, good ventilation measures in confined spaces are the most direct, cost-effective way to guarantee public health safety and to prevent or reduce the spread of pollution.
The elevator ventilation of prior art generally sets up fan or fan on elevator car, directly supplies air to in the elevator car, and the problem that this kind of mode exists is: the elevator car is arranged in a closed elevator shaft, has no free flow and exchange with the outside air, and is only provided with vent holes with more than 1 percent of area to exchange air with the elevator shaft. Therefore, the airflow of the fan or the blower can be repeatedly stirred only in a narrow closed space of the elevator car to form an airflow loop (vortex), so that the air in the elevator car cannot be purified, and the spreading of pollutants (such as aerosol spreading) is aggravated. Even adopt the new trend system to send the new trend toward car inside, but the new trend system does not possess the virus and kills the function, also can not ensure the respiratory safety of taking the person.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides the virus-killing type elevator fresh air purification system which is good in purification effect, high in purification efficiency and capable of completely blocking and killing viruses.
In order to solve the technical problems, the invention adopts the technical scheme that:
a virus-killing type fresh air purification system for an elevator comprises a fresh air purification unit arranged at the top of a lift car of the elevator, wherein the fresh air purification unit comprises a primary filtering unit, a plasma processing unit and a blast unit which are sequentially arranged along the air conveying direction, the input end of the primary filtering unit is an air inlet, and the output end of the blast unit is an air outlet; the plasma processing unit comprises an insulating tube, a cylindrical anode is arranged on the inner wall of the insulating tube, a round rod-shaped cathode is arranged on the central axis of the insulating tube, a reaction chamber is formed between the anode and the cathode, and a magnetic part is arranged on the outer wall of the insulating tube; the insulating tube includes inner tube and outer tube, be provided with the exhaust chamber between inner tube and the outer tube, be provided with the intercommunication on the outer tube the entry and the export in exhaust chamber, the lateral wall of car is provided with the return air passageway of intercommunication car bottom and top, the return air passageway in the one end at top with the entry in exhaust chamber is linked together.
As a further improvement of the above technical solution:
the cathode is provided with a reaction sheet, the anode is provided with a plurality of discharge needles, the distribution direction of the discharge needles is consistent with that of the reaction sheet, and the needle heads of the discharge needles are opposite to the reaction sheet.
The plurality of discharge needles are spirally distributed on the anode, and the reaction plates are spirally distributed on the cathode; the insulation tube is provided with a groove at the position of the discharge needle, and a permanent magnet is arranged in the groove.
The air outlet is provided with a filter element unit which is nano activated carbon.
The air blowing unit is positioned at the top of the lift car, and an air outlet of the air blowing unit is opposite to the inside of the lift car; the bottom of the lateral wall of car is provided with the hole of airing exhaust, the hole of airing exhaust with the return air passageway is linked together.
The primary filtration unit comprises filter cotton.
The insulating tube is a ceramic tube.
And the air outlet is provided with an adjusting unit for adjusting the temperature or/and the humidity of the air.
Compared with the prior art, the invention has the advantages that:
(1) the invention carries out primary filtration of dust particles on air through the primary filtration unit, the air enters the plasma processing unit, after the plasma processing unit is electrified, an electric field is generated in a reaction chamber between an anode and a cathode to generate plasma, the magnetic part generates a magnetic field in the reaction chamber, the plasma is restricted in the reaction chamber under the action of the magnetic field, the density of the plasma is increased, the high-density plasma bombards pollutant molecules (various microorganisms including bacteria, viruses, fungal spores and the like) in the air to ionize, dissociate and excite the pollutant molecules, thereby reducing the pollutant molecules into safe substance molecules with simple substance molecular structure and low harm to human bodies, and simultaneously completely decomposing various harmful gases such as formaldehyde, hydrogen sulfide, biochemical toxic gases and the like to provide virus-free and pollution-free air, the purpose of purifying air is achieved, the purified air is sent into the elevator car through the air outlet by the air blowing unit (such as an air blower and the like), and clean and harmless air is provided for elevator passengers; meanwhile, air in the car enters through an inlet at the bottom of the air return channel, then reaches an inlet of the exhaust cavity through the air return channel, enters the exhaust cavity, exchanges heat with the inner tube, and then is discharged to the outside of the car through an outlet, so that the anode, the reaction chamber and the like can be cooled, and normal work of each part is guaranteed.
(2) After the plasma processing unit is electrified, an electric field is generated in the reaction chamber between the anode and the cathode, and meanwhile, a discharge gap of a specific area (a spirally distributed plasma area is actually formed) is formed between the discharge needle and the cathode as well as between the discharge needle and the reaction sheet, so that plasma with higher density is generated, and the air purification efficiency can be further improved; furthermore, the reaction plates are distributed spirally along the air transmission direction, so that the air passing through the reaction chamber flows forwards spirally, the air transmission path is prolonged, the time of the air reacting with the plasma is prolonged, and the air purification effect is further guaranteed.
(3) The permanent magnet is arranged at the position of the discharge needle of the insulating tube, so that the magnetic field intensity of the discharge needle can be enhanced, more plasmas can be restrained, the density of the plasmas is further improved, and the efficiency and the effect of air purification are improved; still be equipped with adjusting part in addition, can carry out the regulation of temperature and humidity to the gas after the purification, the travelling comfort of guarantee use.
Drawings
Fig. 1 is a sectional structural view of an embodiment of the present invention.
FIG. 2 is a schematic diagram of a plasma processing unit according to an embodiment of the present invention.
Fig. 3 is a view a-a of fig. 2.
Illustration of the drawings: 1. a fresh air purification unit; 101. an air inlet; 102. an air outlet; 2. a primary filtration unit; 3. a blower unit; 4. a plasma processing unit; 401. an insulating tube; 4011. an inner tube; 4012. an outer tube; 402. an anode; 403. a discharge needle; 404. a cathode; 405. reaction plates; 406. a permanent magnet; 407. a magnetic member; 408. an exhaust chamber; 4081. an inlet; 4082. an outlet; 409. a reaction chamber; 5. an air return channel; 501. an air return opening; 6. a car.
Detailed Description
The invention is further described below with reference to the figures and the specific embodiments of the description.
As shown in fig. 1 and fig. 2, the virus-killing type fresh air purification system for an elevator of the present embodiment includes a fresh air purification unit 1 installed on the top of a car 6 of the elevator, where the fresh air purification unit 1 includes a primary filtering unit 2, a plasma processing unit 4, and a blower unit 3 sequentially arranged along an air conveying direction, an input end of the primary filtering unit 2 is an air inlet 101, an output end of the blower unit 3 is an air outlet 102, and is located on the top inside the car 6 and used for introducing fresh air into the car 6; the plasma processing unit 4 comprises an insulating tube 401 (such as a ceramic tube and the like), a cylindrical anode 402 is arranged on the inner wall of the insulating tube 401, a round rod-shaped cathode 404 is arranged on the central axis of the insulating tube 401, a reaction chamber 409 is formed between the anode 402 and the cathode 404, and a magnetic member 407 is arranged on the outer wall of the insulating tube 401; the insulating tube 401 comprises an inner tube 4011 and an outer tube 4012, and an exhaust cavity 408 is arranged between the inner tube 4011 and the outer tube 4012; an inlet 4081 and an outlet 4082 which are communicated with the exhaust cavity 408 are arranged on the outer tube 4012; wherein, the side wall of the car 6 is provided with a return air channel 5 which is communicated with the bottom and the top of the car 6, and one end (namely, a return air inlet 501) of the top of the return air channel 5 is communicated with an inlet 4081 of the exhaust cavity 408.
Air enters the fresh air purification unit 1 through the air inlet 101, the air is subjected to primary filtration of dust particles through the primary filtration unit 2 (such as filter cotton) and enters the plasma treatment unit 4, after the plasma treatment unit 4 is electrified, an electric field is generated in the reaction chamber 409 between the anode 402 and the cathode 404, plasma is further generated, meanwhile, the magnetic member 407 (such as an electrified coil or a magnet) generates a magnetic field in the reaction chamber 409, magnetic lines of force of the magnetic field are along the radial direction of the reaction chamber 409, the plasma is confined in the reaction chamber 409 under the action of the magnetic field, the density of the plasma is increased, the high-density plasma bombards pollutant molecules (various microorganisms including bacteria, viruses, fungal spores and the like) in the air, so that the pollutant molecules are ionized, dissociated and excited, and the pollutant molecules are reduced to be safe substance molecules with simple substance molecular structures and low harm to human bodies, meanwhile, various harmful gases such as formaldehyde, hydrogen sulfide, biochemical toxic gas and the like are completely decomposed, virus-free and pollution-free air is provided, the purpose of purifying the air is achieved, the purified air is sent into the elevator car 6 through the air blowing unit 3 (such as an air blower and the like) through the air outlet 102, and clean and harmless air is provided for elevator passengers; meanwhile, air in the car 6 enters through an inlet at the bottom of the air return channel 5, then reaches an inlet of the exhaust cavity 408 through the air return channel 5, enters the exhaust cavity 408, exchanges heat with the inner tube 4011, and then is discharged to the outside of the car 6 through the outlet 4082, so that the anode 402, the reaction cavity 409 and the like can be cooled, and normal work of each part is guaranteed.
In this embodiment, the cathode 404 is provided with the reaction plate 405 in a spiral distribution, the anode 402 is provided with the discharge needles 403 in a spiral distribution, the spiral distribution direction of the discharge needles 403 is the same as the spiral distribution direction of the reaction plate 405, and the tips of the discharge needles 403 face the reaction plate 405. Wherein the reaction plate 405 and the cathode 404 are made of the same material, and can be arranged in a split manner or in an integrated manner; the discharge needle 403 and the anode 402 are made of the same material, and can be arranged in a split manner or in an integrated manner; after the plasma processing unit 4 is powered on, an electric field is generated in the reaction chamber 409 between the anode 402 and the cathode 404, and at the same time, a discharge gap of a specific region (actually, a spirally-distributed plasma region is also formed) is formed between the discharge needle 403, the cathode 404 and the reaction plate 405, so that plasma with higher density is generated, and the efficiency of air purification can be further improved; further, the reaction plate 405 is spirally distributed along the air transmission direction, so that the air passing through the reaction chamber 409 flows forwards spirally, the air transmission path is extended, that is, the time for the air to react with the plasma is prolonged, and the air purification effect is further ensured. In addition, the insulating tube 401 is provided with a groove at the position of the discharge needle 403, and a permanent magnet 406 is provided in the groove. Similar to the principle of the magnetic member 407, the permanent magnet 406 is disposed at the position of the discharge needle 403, so that the magnetic field strength at the position of the discharge needle 403 can be enhanced, more plasma can be confined, the density of the plasma can be further increased, and the efficiency and the effect of air purification can be further improved.
In this embodiment, fresh air purification unit 1 can be installed in the top of car 6, sets up hollow structure at the lateral wall all around of car 6, forms return air passageway 5 to directly discharge the return air in the car 6 outside the car 6 or get into in the plasma processing unit 4 and dispel the heat to relevant parts. Wherein a plurality of exhaust holes can be arranged at the lower part of the side wall of the cage 6 so as to lead the air into the return air channel 5.
In this embodiment, a filter element unit (such as nano activated carbon, not shown in the figure) and an adjusting unit (such as a conventional temperature regulator with a heating pipe and a water storage tank with a heating block, not shown in the figure) are sequentially arranged at the air outlet 102 along the air conveying direction, wherein the filter element unit re-filters the residual harmful gas in the purified air; wherein the regulating unit is used for adjusting the temperature and the humidity of air, if the air is comparatively moist in rainy weather, can use the regulating unit to carry out the thermal treatment to the gas after purifying, carries out drying process to the air, perhaps under the drier condition of air, also can the regulating unit carry out the humidification operation to the air to it is more comfortable to make the human body breathe, improves the travelling comfort that the elevator used.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (8)
1. The fresh air purification system of the virus-killing type elevator is characterized by comprising a fresh air purification unit (1) arranged at the top of a lift car (6) of the elevator, wherein the fresh air purification unit (1) comprises a primary filtering unit (2), a plasma processing unit (4) and a blast unit (3) which are sequentially arranged along the air conveying direction, the input end of the primary filtering unit (2) is an air inlet (101), and the output end of the blast unit (3) is an air outlet (102); the plasma processing unit (4) comprises an insulating tube (401), a cylindrical anode (402) is arranged on the inner wall of the insulating tube (401), a rod-shaped cathode (404) is arranged on the central axis of the insulating tube (401), a reaction chamber (409) is formed between the anode (402) and the cathode (404), and a magnetic part (407) is arranged on the outer wall of the insulating tube (401); insulating tube (401) include inner tube (4011) and outer tube (4012), be provided with between inner tube (4011) and outer tube (4012) exhaust chamber (408), be provided with the intercommunication on outer tube (4012) entry (4081) and export (4082) of exhaust chamber (408), the lateral wall of car (6) is provided with return air passageway (5) of intercommunication car (6) bottom and top, return air passageway (5) in the one end at top with entry (4081) of exhaust chamber (408) are linked together.
2. The fresh air purification system of the virus-killing type elevator as claimed in claim 1, wherein a reaction plate (405) is arranged on the cathode (404), a plurality of discharge needles (403) are arranged on the anode (402), the distribution direction of the discharge needles (403) is consistent with the distribution direction of the reaction plate (405), and the needle head of each discharge needle (403) faces the reaction plate (405).
3. The fresh air purification system of the virus-killing type elevator as claimed in claim 2, wherein a plurality of the discharge needles (403) are spirally distributed on the anode (402), and the reaction plates (405) are spirally distributed on the cathode (404); the insulating tube (401) is provided with a groove at the position of the discharge needle (403), and a permanent magnet (406) is arranged in the groove.
4. The fresh air purification system for the virus-killing type elevator as claimed in any one of claims 1-3, wherein a filter element unit is arranged at the air outlet (102), and the filter element unit is nano activated carbon.
5. The fresh air purification system of the virus-killing elevator as claimed in any one of claims 1-3, wherein the blower unit (3) is positioned at the top of the car (6), and the air outlet (102) of the blower unit faces the inside of the car (6); the bottom of the lateral wall of the car (6) is provided with an air exhaust hole, and the air exhaust hole is communicated with the air return channel (5).
6. The virus-killing type elevator fresh air purification system according to any one of claims 1-3, wherein the primary filtering unit (2) comprises filter cotton.
7. The fresh air purification system of a virus-killing type elevator as claimed in any one of claims 1-3, wherein the insulation tube (401) is a ceramic tube.
8. The fresh air purification system of a virus-killing type elevator as claimed in any one of claims 1-3, wherein a regulating unit is arranged at the air outlet (102) and used for regulating the temperature or/and humidity of air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010880993.1A CN111895546A (en) | 2020-08-27 | 2020-08-27 | Virus killing type elevator fresh air purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010880993.1A CN111895546A (en) | 2020-08-27 | 2020-08-27 | Virus killing type elevator fresh air purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111895546A true CN111895546A (en) | 2020-11-06 |
Family
ID=73224771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010880993.1A Pending CN111895546A (en) | 2020-08-27 | 2020-08-27 | Virus killing type elevator fresh air purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111895546A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857709A (en) * | 2022-05-24 | 2022-08-05 | 江苏省方正电梯有限公司 | Elevator car with good ventilation |
-
2020
- 2020-08-27 CN CN202010880993.1A patent/CN111895546A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857709A (en) * | 2022-05-24 | 2022-08-05 | 江苏省方正电梯有限公司 | Elevator car with good ventilation |
| CN114857709B (en) * | 2022-05-24 | 2023-01-24 | 江苏省方正电梯有限公司 | Elevator car with good ventilation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5714955B2 (en) | Air conditioner | |
| CN111773427B (en) | Plasma air sterilizing and treating device | |
| JP5301772B2 (en) | Air conditioning system | |
| WO2018157394A1 (en) | Formaldehyde-removing indoor anti-smog fresh air apparatus | |
| WO2017173707A1 (en) | Low-ozone combination heating/air purifying appliance | |
| CN111895546A (en) | Virus killing type elevator fresh air purification system | |
| CN112023289A (en) | Virus epidemic prevention respirator | |
| CN212618897U (en) | Virus killing type elevator fresh air purification system | |
| CN113531743A (en) | Indoor air purification device | |
| CN212604399U (en) | Virus killing type vehicle fresh air system | |
| CN212204562U (en) | Heat accumulating type waste gas purification and deodorization equipment | |
| CN213790953U (en) | Waste gas treatment device | |
| CN111942112A (en) | Virus killing type vehicle fresh air system | |
| CN212593582U (en) | Virus protective mask | |
| CN213778079U (en) | Air purifier | |
| CN212854378U (en) | Virus epidemic prevention respirator | |
| CN212179139U (en) | Fresh air device with bidirectional indoor virus killing and sterilization functions | |
| CN110748990A (en) | Anion air purifier capable of removing ozone | |
| CN111888683A (en) | Virus protective mask | |
| KR102507708B1 (en) | Air purifying apparatus | |
| CN112774381A (en) | Fresh air purification system and equipment | |
| CN212585152U (en) | Virus killing type fresh air system for mobile biological cabin | |
| CN214318894U (en) | Electric blowing-in killing type dust-proof and virus-proof respirator | |
| KR102467530B1 (en) | Air purifying apparatus comprising a platinum catalyst filter | |
| CN219995493U (en) | External circulation air purification system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |