CN212618897U

CN212618897U - Virus killing type elevator fresh air purification system

Info

Publication number: CN212618897U
Application number: CN202021825507.8U
Authority: CN
Inventors: 伍海峰
Original assignee: Changsha Jinglinzi Technology Co ltd
Current assignee: Changsha Jinglinzi Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-02-26
Anticipated expiration: 2030-08-27

Abstract

The utility model 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 filter unit, a plasma processing unit and a blast unit which are arranged in sequence along the air conveying direction, the input end of the primary filter 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, 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 utility model has the advantages of good purifying effect, high purifying efficiency, complete separation and virus killing.

Description

Virus killing type elevator fresh air purification system

Technical Field

The utility model relates to an air purification technical field, concretely relates to virus killing type elevator new trend clean system.

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.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in: to the technical problem that prior art exists, the utility model provides a virus killing type elevator new trend clean system that purifying effect is good, purification efficiency is high and can the complete separation and kill the virus.

In order to solve the technical problem, the utility model discloses a technical scheme be:

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 utility model has the advantages of:

(1) the utility model discloses carry out the primary filter of dust granule through primary filter unit to the air, the air admission is to plasma processing unit, because plasma processing unit circular telegram back, produce the electric field and produce plasma in the reaction cavity between positive pole and negative pole, and the magnetic part produces the magnetic field in the reaction cavity, plasma retrains in the reaction cavity under the effect of this magnetic field, the density of plasma has been increased, high density plasma then bombards pollutant molecule (various microorganisms, including bacterium, virus, fungal spore etc.) in the air, make pollutant molecule ionization, dissociation and excitation, thereby make pollutant molecule reduce to the safe material molecule that simple substance molecular structure and harm to the human body is low, decompose various harmful gas completely simultaneously, like formaldehyde, hydrogen sulfide, biochemical poison gas etc., provide the air that does not have the virus pollution, 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, when an electric field is generated in the reaction chamber between the anode and the cathode, a discharge gap of a specific area (a plasma area which is spirally distributed can be formed actually) can be formed between the discharge needle and the cathode and between the discharge needle and the reaction sheet, and plasma with higher density is generated, so that the efficiency of air purification 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 cross-sectional structural view of the present invention according to an embodiment.

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 with reference to the drawings and the specific embodiments.

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.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

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.