CN114126041A - Wisdom is environmental monitoring clean system for street lamp - Google Patents
Wisdom is environmental monitoring clean system for street lamp Download PDFInfo
- Publication number
- CN114126041A CN114126041A CN202111332170.6A CN202111332170A CN114126041A CN 114126041 A CN114126041 A CN 114126041A CN 202111332170 A CN202111332170 A CN 202111332170A CN 114126041 A CN114126041 A CN 114126041A
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- filter
- air
- street lamp
- control module
- activated carbon
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 14
- 238000012544 monitoring process Methods 0.000 title claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 9
- 230000001699 photocatalysis Effects 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 4
- 239000012855 volatile organic compound Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 150000007522 mineralic acids Chemical class 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000007146 photocatalysis Methods 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 description 3
- 239000004071 soot Substances 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/007—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by irradiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8643—Removing mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Biomedical Technology (AREA)
- Signal Processing (AREA)
- Toxicology (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to an environment monitoring and purifying system for an intelligent street lamp, which comprises an air inlet purifying device, a sensor group and a control module which are arranged on the street lampA charging power source, the sensor group configured to measure in real time at least one environmental parameter selected from the group consisting of: temperature, pressure, humidity, gas concentration of NOx, SOx, COx, O3And PM10In ppb and mg/m3For the unit, control module includes controller and human-computer interface, purifier admits air includes the rectangle pipeline, include ultraviolet lamp, first filtration, active carbon filter, second filtration, ion generator in the rectangle pipeline in proper order, it has the photocatalysis compound to impregnate in the rectangle pipeline, the one end intercommunication that ultraviolet lamp was kept away from to the rectangle pipeline is equipped with universal air exhaust cover, ion generator is located first filtration and universal air exhaust cover. The invention has the advantages that: reduce the concentration of solid particles and gas dispersed in the environment and purify the air.
Description
Technical Field
The invention relates to the technical field of street lamps, in particular to an environment monitoring and purifying system for an intelligent street lamp.
Background
Street lamps refer to lamps providing a road with an illumination function, and generally to lamps in a road illumination range in traffic illumination. The street lamp is widely applied to various places needing illumination, such as various streets and alleys, and the figure of the street lamp is indispensable; and present air pollution is gradually severe now, if can make full use of the advantage of street lamp, combine control and quality air problem with the street lamp, haze dust granule etc. that so will in can effectual processing air can bring direct purifying effect for the city and can alleviate city air pollution problem.
Disclosure of Invention
The invention provides an environment monitoring and purifying system for an intelligent street lamp.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides an environmental monitoring clean system for wisdom street lamp, is including installing purifier, sensor group, control module, the charging source of admitting air on the street lamp, purifier, sensor group, charging source of admitting air pass through wire and control module electric connection, the sensor group is configured to the at least one in the environmental parameter of real-time measurement selection following: temperature, pressure, humidity, gas concentration of NOx, SOx, COx, O3And PM10In ppb and mg/m3The air inlet purification device comprises a rectangular pipeline, an ultraviolet lamp, a first filtering structure, an activated carbon filter, a second filtering structure and an ion generator are sequentially arranged in the rectangular pipeline, and a photocatalytic compound is impregnated in the rectangular pipeline and combined with ultraviolet light generated by the ultraviolet lamp to convert NOXAnd carbon monoxide gas contained in the air coming out of the first filtering structure, which captures dust particles contained in the outside air and allows the air to pass through an activated carbon filter for capturing and removing the ventilation, becomes a harmless compoundThe second filtering structure enables air coming out of the activated carbon filter to pass through and captures particles contained in the air coming out of the activated carbon filter, one end of the rectangular pipeline far away from the ultraviolet lamp is communicated with a universal air exhaust cover, and the ion generator is located in the first filtering structure and the universal air exhaust cover.
After adopting the structure, the invention has the following advantages: the first filtering structure, the activated carbon filter and the second filtering structure are equal to the large, medium and fine filtering structure which filters particles, so that the concentration of solid particles and gas dispersed in the environment is reduced, the air is purified, and a clean environment which is beneficial to the breathing of people is created, thereby reducing the risk of blood vessel and respiratory system diseases related to air pollution; pollutants are reduced by capturing and breaking down the pollutants into other harmless compounds.
As a refinement, the first filtering structure comprises, in order, a first filter of the G2 type, a second filter of the G2 type, and a filter of the M6 type, the first filtering structure filtering particles having a diameter greater than 10 microns, the filter of the M6 type comprising glass microfibers, for collecting trapped dust.
As a modification, the second filter structure comprises a third filter G2 type and a fourth filter G2 type in sequence, and the second filter structure filters 99% of PM10、PM5And PM2.5And (3) granules.
As a refinement, the activated carbon filter contains alumina-impregnated particles.
As an improvement, the sensor group further comprises a PM2.5Sensors, CO sensors, TSP sensors.
As an improvement, the control module comprises a storage module, an alarm module, a signal acquisition module and a wireless communication module, and the control module is in wireless communication with the remote server through the wireless communication module.
As an improvement, the control module also comprises a positioning module which is convenient for wireless communication with a remote server and informs of specific positions so as to facilitate quick positioning.
Detailed Description
The present invention will be described in further detail below.
The utility model provides an environmental monitoring clean system for wisdom street lamp, is including installing purifier, sensor group, control module, the charging source of admitting air on the street lamp, purifier, sensor group, charging source of admitting air pass through wire and control module electric connection, the sensor group is configured to the at least one in the environmental parameter of real-time measurement selection following: temperature, pressure, humidity, gas concentration of NOx, SOx, COx, O3And PM10In ppb and mg/m3The air inlet purification device comprises a rectangular pipeline, an ultraviolet lamp, a first filtering structure, an activated carbon filter, a second filtering structure and an ion generator are sequentially arranged in the rectangular pipeline, and a photocatalytic compound is impregnated in the rectangular pipeline and combined with ultraviolet light generated by the ultraviolet lamp to convert NOXAnd a compound which is harmless to carbon monoxide gas contained in air coming out of the first filter structure, wherein the first filter structure captures dust particles contained in outside air and enables the air to pass through an activated carbon filter into the second filter structure, the activated carbon filter is used for capturing and removing volatile organic compounds and inorganic acid gases contained in the air passing through a rectangular pipeline, the second filter structure enables the air coming out of the activated carbon filter to pass through and captures particles contained in the air coming out of the activated carbon filter, a universal air exhaust hood is communicated with one end of the rectangular pipeline far away from the ultraviolet lamp, and the ion generator is positioned in the first filter structure and the universal air exhaust hood.
The first filter structure comprising, in order, a first G2 type filter, a second G2 type filter, and a M6 type filter, the first filter structure filtering particles having a diameter greater than 10 microns; the second filter structure comprises a G2 type filter III and a G2 type filter IV in sequence, and the second filter structure filters 99% of PM10、PM5And PM2.5Particles; in the activated carbon filterComprising alumina impregnated particles to enhance the ability to purify gases containing toxic substances; the sensor group further includes a PM2.5A sensor, a CO sensor, a TSP sensor; the first filter structure first passes through a rectangular duct containing ultraviolet lamps, then after filtration through an activated carbon filter where the total filtration takes place, and finally the possible falling particles are captured by the second filter structure.
The control module comprises a storage module, an alarm module, a signal acquisition module and a wireless communication module, and the control module is in wireless communication with the remote server through the wireless communication module.
The control module also includes a positioning module.
The working principle of the invention is as follows: the first filter structure captures coarse dust particles, such as soot, and leaflets or small paper pieces contained in the outside air, but allows air drawn in through the air intake device to pass through to the purification device;
an ultraviolet lamp disposed in the rectangular duct, impregnated with a photocatalytic compound, configured to combine with ultraviolet rays, and to convert gaseous elements of NOx and CO into harmless compounds by photocatalytic reduction of acidic gases contained in the air filtered out from the first time;
the rectangular pipeline has a rectangular cross section and comprises an ultraviolet lamp inside the rectangular pipeline, and the ultraviolet lamp is used as a barrier when sterilizing, so that air is prevented from flowing into a normal channel in the rectangular pipeline, laminar airflow is converted into turbulent flow, the speed is increased, the air is promoted to be in greater contact with the wall of the rectangular pipeline, and the wall of the rectangular pipeline is impregnated by a photocatalytic substance;
the activated carbon filter is used for capturing and eliminating volatile organic compounds and inorganic acid gases contained in air passing through the pipeline. This trapping is performed by adsorbing, absorbing or oxidizing particles of said gas, depending on the type of pollutant, but at the same time allowing the passage of air;
the second filtering structure allows the air coming out of the activated carbon filter to pass through, solid or liquid particles contained in the air coming out of the activated carbon filter;
the universal air exhaust cover adjusts the air exhaust angle according to the air exhaust requirement, the outside of the street lamp is sucked into the rectangular pipeline for purification by the propelling force generated by at least one centrifugal fan, and is exhausted at high speed to a far distance, so that the purified air is prevented from being sucked again, and clean air flow is generated.
The first filter type G2 is designed to capture particles with an average capture rate (aA) for synthetic dust of between 65% and 80% and prevent passage of coarse elements, the second filter type G2 has an average capture rate of greater than 90% and a high capacity crushing surface for passage of smaller elements, such as soot, and the filter type M6 has an average efficiency (aE) for 0.4 μ M particles of between 60% and aE < 80%.
The control module captures quality parameters of surrounding air, which are firstly shut down, through the sensor group, and then compares the quality parameters with initial preset parameters, when the parameters exceed the range, the control module starts the first filtering structure, the activated carbon filter, the second filtering structure and other filtering structures to start working, and purifies the air around the street lamp.
The pollutant suspended particles referred to herein are dispersed in air, gas, e.g. of nitrogen oxides NO (PM)XVolatile organic compounds, carbon monoxide, ozone, or sulfur oxides, such that the technology of the purification apparatus acts as a capture secondary device to create a clean air path, reducing outdoor and building interior pollution.
The present invention and its embodiments have been described above, but the description is not limitative, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides an environmental monitoring clean system for wisdom street lamp which characterized in that: including installing purifier, sensor group, control module, the charging source of admitting air on the street lamp, purifier, sensor group, charging source of admitting air pass through wire and control module electric connection, the sensor group is configured as at least one in the environmental parameter of real-time measurement selection in following: temperature, pressure, humidity, gas concentration of NOx, SOx, COx, O3And PM10In ppb and mg/m3The air inlet purification device comprises a rectangular pipeline, an ultraviolet lamp, a first filtering structure, an activated carbon filter, a second filtering structure and an ion generator are sequentially arranged in the rectangular pipeline, and a photocatalytic compound is impregnated in the rectangular pipeline and combined with ultraviolet light generated by the ultraviolet lamp to convert NOXAnd a compound which is harmless to carbon monoxide gas contained in air coming out of the first filter structure, wherein the first filter structure captures dust particles contained in outside air and enables the air to pass through an activated carbon filter into the second filter structure, the activated carbon filter is used for capturing and removing volatile organic compounds and inorganic acid gases contained in the air passing through a rectangular pipeline, the second filter structure enables the air coming out of the activated carbon filter to pass through and captures particles contained in the air coming out of the activated carbon filter, a universal air exhaust hood is communicated with one end of the rectangular pipeline far away from the ultraviolet lamp, and the ion generator is positioned in the first filter structure and the universal air exhaust hood.
2. The environmental monitoring and purifying system for the intelligent street lamp as claimed in claim 1, wherein: the first filter structure comprises, in order, a first G2 type filter, a second G2 type filter, and a M6 type filter, the first filter structure filtering particles having a diameter greater than 10 microns.
3. The intelligent street lamp environment as set forth in claim 1Monitoring clean system, its characterized in that: the second filter structure comprises a G2 type filter III and a G2 type filter IV in sequence, and the second filter structure filters 99% of PM10、PM5And PM2.5And (3) granules.
4. The environmental monitoring and purifying system for the intelligent street lamp as claimed in claim 1, wherein: the activated carbon filter contains alumina-impregnated particles.
5. The environmental monitoring and purifying system for the intelligent street lamp as claimed in claim 1, wherein: the sensor group further includes a PM2.5Sensors, CO sensors, TSP sensors.
6. The environmental monitoring and purifying system for the intelligent street lamp as claimed in claim 1, wherein: the control module comprises a storage module, an alarm module, a signal acquisition module and a wireless communication module, and the control module is in wireless communication with the remote server through the wireless communication module.
7. The environmental monitoring and purifying system for the intelligent street lamp as claimed in claim 6, wherein: the control module also includes a positioning module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111332170.6A CN114126041A (en) | 2021-11-11 | 2021-11-11 | Wisdom is environmental monitoring clean system for street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111332170.6A CN114126041A (en) | 2021-11-11 | 2021-11-11 | Wisdom is environmental monitoring clean system for street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114126041A true CN114126041A (en) | 2022-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111332170.6A Pending CN114126041A (en) | 2021-11-11 | 2021-11-11 | Wisdom is environmental monitoring clean system for street lamp |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589055A (en) * | 2012-03-06 | 2012-07-18 | 江苏瑞丰科技实业有限公司 | PM2.5 (Phase Modulation) integral air purification treatment device |
| CN206191482U (en) * | 2016-08-30 | 2017-05-24 | 中国科学院地球环境研究所 | Have air purification and outdoor lighting's small -size purifier concurrently |
| CN206207299U (en) * | 2016-10-08 | 2017-05-31 | 尹建伟 | A kind of urban road street lamp with air cleaning unit |
| CN111511065A (en) * | 2020-04-21 | 2020-08-07 | 李金枝 | Multi-functional wisdom street lamp |
| CN111829101A (en) * | 2020-08-12 | 2020-10-27 | 山东利丰环保科技有限公司 | Air disinfection and purification system and space sterilizer |
-
2021
- 2021-11-11 CN CN202111332170.6A patent/CN114126041A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589055A (en) * | 2012-03-06 | 2012-07-18 | 江苏瑞丰科技实业有限公司 | PM2.5 (Phase Modulation) integral air purification treatment device |
| CN206191482U (en) * | 2016-08-30 | 2017-05-24 | 中国科学院地球环境研究所 | Have air purification and outdoor lighting's small -size purifier concurrently |
| CN206207299U (en) * | 2016-10-08 | 2017-05-31 | 尹建伟 | A kind of urban road street lamp with air cleaning unit |
| CN111511065A (en) * | 2020-04-21 | 2020-08-07 | 李金枝 | Multi-functional wisdom street lamp |
| CN111829101A (en) * | 2020-08-12 | 2020-10-27 | 山东利丰环保科技有限公司 | Air disinfection and purification system and space sterilizer |
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Application publication date: 20220301 |