CN114076282A - Intelligent solar street lamp with good heat dissipation - Google Patents
Intelligent solar street lamp with good heat dissipation Download PDFInfo
- Publication number
- CN114076282A CN114076282A CN202010839337.7A CN202010839337A CN114076282A CN 114076282 A CN114076282 A CN 114076282A CN 202010839337 A CN202010839337 A CN 202010839337A CN 114076282 A CN114076282 A CN 114076282A
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- China
- Prior art keywords
- heat dissipation
- lamp body
- lamp
- protective sleeve
- solar street
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- 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
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 230000001681 protective effect Effects 0.000 claims abstract description 37
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims 2
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract 1
- 101100510617 Caenorhabditis elegans sel-8 gene Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an intelligent solar street lamp with good heat dissipation, which comprises a lamp post, wherein two sides above the lamp post are provided with support rods through screws, one end of each support rod, which is far away from the lamp post, is fixedly provided with a protective sleeve, a limiting disc is arranged at the bottom of the protective sleeve through screws, so that a lamp body is conveniently limited in the limiting disc, an annular water pipe is fixedly arranged below the inner wall of the protective sleeve, so that the lamp body is conveniently limited, meanwhile, the lamp body can be cooled and dissipated, the lamp body is not easily damaged, a heat dissipation through hole is formed in the outer wall below the protective sleeve, so that the lamp body is conveniently dissipated, a water collection hopper which is in penetrating connection is fixedly arranged at the top of the protective sleeve, so that rainwater is conveniently collected in the water collection hopper, a filter screen disc is connected with the threads in the heat dissipation through hole and the water collection hopper, so that impurities are conveniently filtered, and are not easily enter the interior of the protective sleeve, and simultaneously prevents impurities from blocking the annular water pipe and the water delivery pipe.
Description
Technical Field
The invention belongs to the technical field of solar street lamps, and particularly relates to an intelligent solar street lamp with good heat dissipation.
Background
The solar street lamp is powered by a crystalline silicon solar cell, the maintenance-free valve-controlled sealed storage battery stores electric energy, and the ultra-high-brightness LED lamp is used as a light source and is controlled by the intelligent charging and discharging controller and used for replacing the traditional public power lighting street lamp. The solar energy is an inexhaustible, clean, pollution-free and renewable green and environment-friendly energy. The solar energy is utilized for power generation, and the photovoltaic energy has the advantages that incomparable cleanness, high safety, relative universality and sufficiency of energy, long service life, maintenance-free property and the like cannot be achieved by other conventional energy sources, and is considered as the most important new energy source in the twenty-first century. The solar street lamp does not need to be paved with cables, does not need to be supplied with alternating current and does not generate electricity charge; DC power supply and control are adopted; the LED street lamp has the advantages of good stability, long service life, high luminous efficiency, simple and convenient installation and maintenance, high safety performance, energy conservation, environmental protection, economy, practicability and the like, and can be widely applied to places such as city main roads, secondary roads, districts, factories, tourist attractions, parking lots and the like.
However, in the use process of the solar street lamp, in summer with hot weather, the heating condition of the street lamp body under the irradiation of strong light is very serious, and the solar street lamp is not provided with a good heat dissipation structure, so that the solar street lamp is extremely easy to be damaged, and the heat dissipation work becomes a very important technical problem of the solar street lamp.
Need improve solar street lamp heat radiation structure at present, be convenient for carry out better heat dissipation to solar street lamp for solar street lamp is difficult for receiving the damage, increases solar street lamp's life, provides an intelligent solar street lamp that the heat dissipation is good simultaneously, is convenient for better the above-mentioned problem of proposing of solution.
Disclosure of Invention
The invention aims to: in order to solve the problem, an intelligent solar street lamp with good heat dissipation is provided.
The technical scheme adopted by the invention is as follows:
an intelligent solar street lamp with good heat dissipation performance comprises a lamp post, support rods are mounted on two sides of the upper portion of the lamp post through screws, a protective sleeve is fixedly mounted at one end, away from the lamp post, of each support rod, a heat dissipation through hole is formed in the outer wall of the lower portion of the protective sleeve, a rain-proof cover is fixedly mounted on the upper portion of the protective sleeve, an annular water pipe is fixedly mounted on the inner wall of the lower portion of the protective sleeve, a lamp body is inserted into the annular water pipe in a splicing mode, a limiting disc is mounted at the bottom of the protective sleeve through screws, the lamp body is inserted into the limiting disc in a splicing mode, a water collecting hopper in through connection is fixedly mounted at the top of the protective sleeve, a water conveying pipe is fixedly mounted at the bottom of the water collecting hopper, the bottom end of the water conveying pipe is connected with the annular water pipe in a penetrating mode, a fixing ring is fixedly mounted above the inner wall of the protective sleeve, and connecting rods which are oppositely arranged are fixedly mounted on the inner walls of two sides of the fixing ring, and the opposite end of the connecting rod is fixedly provided with a motor, a rotating shaft at the bottom of the motor is fixedly provided with fan blades, and the periphery of the top of the protective sleeve is fixedly provided with an air outlet pipe which is in through connection.
In a preferred embodiment, the heat dissipation through hole is annularly arranged, the inner diameter below the rain cover is larger than the outer diameter below the protecting cover, and both ends of the annular water pipe are of a closed structure.
In a preferred embodiment, a clamping groove matched with the bottom of the lamp body is formed in the position, relative to the lamp body, of the limiting disc, and the lamp body is inserted into the clamping groove.
In a preferred embodiment, the heat dissipation through holes and the water collection bucket are internally and threadedly connected with a filter screen disc, and the number of the air outlet pipes is four.
In a preferred embodiment, the air outlet pipe is of an L-shaped structure, and the penetrating end of the air outlet pipe is arranged opposite to the inner ring of the fixing ring.
In a preferred embodiment, the water collecting bucket is of a trapezoidal structure, the inner walls of the water collecting bucket and the heat dissipation through hole are both provided with a threaded structure, the filter screen disc is in threaded connection with the threaded structure, and the motor is electrically connected with an external power supply.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that: the lamp body is convenient to better dispel the heat for the lamp body is difficult for receiving the damage because of the high temperature under long-time the use, increases the life of lamp body.
1. According to the invention, the limiting disc is arranged at the bottom of the protective sleeve through the screw, so that the lamp body is conveniently limited in the limiting disc, the annular water pipe is fixedly arranged below the inner wall of the protective sleeve, the lamp body is conveniently limited, meanwhile, the lamp body can be cooled and radiated, so that the lamp body is not easily damaged, the radiating through hole is formed in the outer wall below the protective sleeve, so that the lamp body is conveniently radiated, the water collecting hopper which is in penetrating connection is fixedly arranged at the top of the protective sleeve, so that rainwater can be conveniently collected in the water collecting hopper, the filtering net disc is connected with the inner threads of the radiating through hole and the water collecting hopper, so that impurities are conveniently filtered, the impurities are not easily introduced into the protective sleeve, and meanwhile, the annular water pipe and the water conveying pipe are prevented from being blocked by the impurities.
2. According to the invention, the water delivery pipe is fixedly arranged at the bottom of the water collecting hopper, so that water can be conveniently delivered into the annular water pipe through the water delivery pipe, the lamp body can be radiated, the motor is fixedly arranged at the opposite end of the connecting rod, so that the motor can drive the fan blades to rotate through the rotating shaft, the lamp body can be radiated, the run-through connected air outlet pipe is fixedly arranged at the top of the protecting sleeve, so that heat can be conveniently discharged through the air outlet pipe, the rain-proof cover is fixedly arranged above the protecting sleeve, so that the heat-radiating through hole and the lamp body can be conveniently protected, rainwater is not easy to enter the protecting sleeve, meanwhile, the rainwater is not easy to adhere to the lamp body, and the lighting effect of the lamp body is not easy to influence.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a cross-sectional view of the protective cover, light body and water collection bucket of the present invention;
fig. 3 is a schematic structural view of the rain cover of the present invention.
The labels in the figure are: the lamp comprises a lamp post 1, a supporting rod 2, a protecting sleeve 3, a heat dissipation through hole 4, a rain-proof cover 5, an annular water pipe 6, a lamp body 7, a limiting disc 8, a water collecting hopper 9, a water conveying pipe 10, a fixing ring 11, a connecting rod 12, a motor 13, a fan blade 14 and an air outlet pipe 15.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, an intelligent solar street lamp with good heat dissipation comprises a lamp post 1, support rods 2 are mounted on two sides of the upper portion of the lamp post 1 through screws, a protective sleeve 3 is fixedly mounted at one end of each support rod 2 far away from the lamp post 1, a heat dissipation through hole 4 is formed in the outer wall of the lower portion of the protective sleeve 3, heat dissipation of a lamp body 7 is facilitated, a water collecting hopper 9 which is in through connection is fixedly mounted at the top of the protective sleeve 3, rainwater is conveniently collected inside the water collecting hopper 9, a filter screen disc is connected to the inner threads of the heat dissipation through hole 4 and the water collecting hopper 9, impurities are conveniently filtered, the impurities are not easily enter the protective sleeve 3, meanwhile, the annular water pipe 6 and the water pipe 10 are prevented from being blocked by the impurities, the heat dissipation through hole 4 is annularly arranged, a rain cover 5 is fixedly mounted on the upper portion of the protective sleeve 3, the heat dissipation through hole 4 and the lamp body 7 are conveniently protected, and the rainwater is not easily enter the protective sleeve 3, meanwhile, rainwater is not easy to adhere to the lamp body 7 and cannot affect the lighting effect of the lamp body 7 easily, the inner diameter below the rain cover 5 is larger than the outer diameter below the protective cover 3, the annular water pipe 6 is fixedly arranged on the inner wall below the protective cover 3, the lamp body 7 is convenient to limit, meanwhile, the lamp body 7 can be cooled and radiated, so that the lamp body 7 is not easy to damage, both ends of the annular water pipe 6 are of a closed structure, the lamp body 7 is inserted into the annular water pipe 6, the lamp body 7 is attached to the annular water pipe 6, the lamp body 7 is inserted into the clamping groove, the limiting disc 8 is arranged at the bottom of the protective cover 3 through screws, the lamp body 7 is convenient to limit inside the limiting disc 8, the clamping groove matched with the bottom of the lamp body 7 is formed in the position of the limiting disc 8 relative to the lamp body 7, the lamp body 7 is inserted into the limiting disc 8, the water collecting hopper 9 in a penetrating connection is fixedly arranged at the top of the protective cover 3, the water collecting hopper 9 is of a trapezoidal structure, the inner walls of the water collecting hopper 9 and the heat dissipation through holes 4 are both provided with a threaded structure, the filter screen disc is in threaded connection with the threaded structure, the bottom of the water collecting hopper 9 is fixedly provided with a water conveying pipe 10, the bottom end of the water conveying pipe 10 is in through connection with the annular water pipe 6, water can be conveyed into the annular water pipe 6 through the water conveying pipe 10, heat dissipation can be performed on the lamp body 7, a fixing ring 11 is fixedly arranged above the inner wall of the protecting sleeve 3, the inner walls at two sides of the fixing ring 11 are fixedly provided with oppositely arranged connecting rods 12, the opposite ends of the connecting rods 12 are fixedly provided with motors 13, the motors 13 are convenient to drive the fan blades 14 to rotate through rotating shafts, heat dissipation can be performed on the lamp body 7, the motors 13 are electrically connected with an external power supply, the rotating shafts at the bottom of the motors 13 are fixedly provided with the fan blades 14, and the air outlet pipes 15 in through connection are fixedly arranged around the top of the protecting sleeve 3, the heat is conveniently discharged through the air outlet pipe 15, the air outlet pipe 15 is of an L-shaped structure, the penetrating end of the air outlet pipe 15 is opposite to the inner ring of the fixing ring 11, and the number of the air outlet pipes 15 is four.
The working principle is as follows:
in this application, when installing lamp body 7, peg graft the inside of annular water pipe 6 with lamp body 7, lamp body 7 laminates mutually with annular water pipe 6 this moment, cup joint spacing dish 8 in the bottom of lamp body 7, spacing dish 8 is laminated with the bottom of lag 3 this moment, fix the bottom at lag 3 with spacing dish 8 through the screw this moment, the position of lamp body 7 obtains spacing fixed this moment, start motor 13 and lamp body 7, lamp body 7 can play the normal illumination use this moment, motor 13 drives fan blade 14 through the pivot and rotates simultaneously, can dispel the heat to lamp body 7, heat dissipation through-hole 4 can dispel the heat to lamp body 7 simultaneously.
In this application, in rainwater weather, the water collecting bucket 9 can collect the rainwater, and the rainwater after collecting enters into the inside of annular water pipe 6 through raceway 10, and annular water pipe 6 can dispel the heat to lamp body 7 this moment, increases lamp body 7's life for lamp body 7 is difficult for receiving the damage.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a good intelligent solar street lamp dispels heat, includes lamp pole (1), its characterized in that: the lamp post is characterized in that supporting rods (2) are mounted on two sides of the upper portion of the lamp post (1) through screws, a protective sleeve (3) is fixedly mounted at one end, far away from the lamp post (1), of each supporting rod (2), a heat dissipation through hole (4) is formed in the outer wall of the lower portion of the protective sleeve (3), a rain-proof cover (5) is fixedly mounted on the upper portion of the protective sleeve (3), an annular water pipe (6) is fixedly mounted on the inner wall of the lower portion of the protective sleeve (3), a lamp body (7) is inserted into the annular water pipe (6), the lamp body (7) is attached to the annular water pipe (6), a limiting disc (8) is mounted at the bottom of the protective sleeve (3) through screws, the lamp body (7) is inserted into the limiting disc (8), a water collecting hopper (9) in penetrating connection is fixedly mounted at the top of the protective sleeve (3), and a water conveying pipe (10) is fixedly mounted at the bottom of the water collecting hopper (9), and raceway (10) bottom and annular water pipe (6) through connection, the inner wall top fixed mounting of lag (3) has solid fixed ring (11), the both sides inner wall fixed mounting of solid fixed ring (11) has relative connecting rod (12) that sets up, and connecting rod (12) opposite end fixed mounting has motor (13), fixed mounting has fan blade (14) in the pivot of motor (13) bottom, the top of lag (3) is fixed mounting all around has through connection's outlet duct (15).
2. The intelligent solar street lamp with good heat dissipation performance as set forth in claim 1, wherein: the heat dissipation through hole (4) is arranged in an annular mode, the inner diameter of the lower portion of the rainproof cover (5) is larger than the outer diameter of the lower portion of the protective cover (3), and two ends of the annular water pipe (6) are of a closed structure.
3. The intelligent solar street lamp with good heat dissipation performance as set forth in claim 1, wherein: the position of the limiting disc (8) relative to the lamp body (7) is provided with a clamping groove matched with the bottom of the lamp body (7), and the lamp body (7) is inserted into the clamping groove.
4. The intelligent solar street lamp with good heat dissipation performance as set forth in claim 1, wherein: the internal threads of the heat dissipation through holes (4) and the water collection hopper (9) are connected with a filter screen disc, and the number of the air outlet pipes (15) is four.
5. The intelligent solar street lamp with good heat dissipation performance as set forth in claim 1, wherein: the air outlet pipe (15) is of an L-shaped structure, and the penetrating end of the air outlet pipe (15) is opposite to the inner ring of the fixing ring (11).
6. The intelligent solar street lamp with good heat dissipation performance as set forth in claim 1, wherein: the water collecting hopper (9) is of a trapezoidal structure, the inner walls of the water collecting hopper (9) and the heat dissipation through holes (4) are provided with thread structures, the filter screen disc is in threaded connection with the thread structures, and the motor (13) is electrically connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010839337.7A CN114076282A (en) | 2020-08-19 | 2020-08-19 | Intelligent solar street lamp with good heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010839337.7A CN114076282A (en) | 2020-08-19 | 2020-08-19 | Intelligent solar street lamp with good heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114076282A true CN114076282A (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010839337.7A Pending CN114076282A (en) | 2020-08-19 | 2020-08-19 | Intelligent solar street lamp with good heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114076282A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116338111A (en) * | 2023-05-31 | 2023-06-27 | 邦达诚环境监测中心（江苏）有限公司 | Outdoor atmosphere detection device and detection method |
-
2020
- 2020-08-19 CN CN202010839337.7A patent/CN114076282A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116338111A (en) * | 2023-05-31 | 2023-06-27 | 邦达诚环境监测中心（江苏）有限公司 | Outdoor atmosphere detection device and detection method |
| CN116338111B (en) * | 2023-05-31 | 2023-07-28 | 邦达诚环境监测中心（江苏）有限公司 | Outdoor atmosphere detection device and detection method |
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Application publication date: 20220222 |