CN110992717A - Self-cleaning type road traffic signal lamp - Google Patents
Self-cleaning type road traffic signal lamp Download PDFInfo
- Publication number
- CN110992717A CN110992717A CN201911299019.XA CN201911299019A CN110992717A CN 110992717 A CN110992717 A CN 110992717A CN 201911299019 A CN201911299019 A CN 201911299019A CN 110992717 A CN110992717 A CN 110992717A
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- Prior art keywords
- signal lamp
- wall
- fixedly connected
- groove
- magnetic
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- 238000004140 cleaning Methods 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 23
- 238000007790 scraping Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 241000883990 Flabellum Species 0.000 claims description 2
- 238000010248 power generation Methods 0.000 claims 1
- 230000005389 magnetism Effects 0.000 description 8
- 230000006698 induction Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Signs Or Road Markings (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a self-cleaning type road traffic signal lamp, which comprises a supporting rod, wherein an installation rod is fixedly connected to the upper end of the supporting rod, three signal lamp groups and a timing lamp are arranged on the side wall of the installation rod, each signal lamp group consists of three signal lamp units, each signal lamp unit comprises a shell, a circular groove and a lamp plate, the circular groove is located in the side wall of the shell, the lamp plate is fixedly connected to the inner wall of the circular groove, a dust removing mechanism is arranged in the shell and comprises a fixing groove formed in the side wall of the circular groove, a containing groove communicated with the fixing groove is formed in the lower wall of the circular groove, a slidable magnetic scraping strip is arranged in the containing groove, two ends of the magnetic scraping strip are located in the two fixing grooves, two placing grooves are arranged in the shell, and permanent magnetic blocks capable of sliding up and down are arranged at the. The invention can ensure normal transportation of traffic and greatly save time and energy of people.
Description
Technical Field
The invention relates to the technical field of traffic signal lamps, in particular to a self-cleaning road traffic signal lamp.
Background
In real life, the traffic signal lamp plays an extremely important role in order to ensure the smooth traffic, but in some places near suburbs, because of fewer buildings, so that large wind often blows over the traffic signal lamp, and when the wind blows over the traffic signal lamp, dust is easily raised, and in the suburbs, people are distracted from managing the traffic signal lamp, therefore, the dust on the signal lamp is rarely cleaned specially, so that a large amount of dust is attached to the lamp panel of the traffic signal lamp, people are influenced to better observe the real information on the signal lamp, inconvenience is brought to people, and in severe cases, traffic jam and even traffic accidents can be caused, in addition, in time clear up through the manual work, also need the staff to climb to the eminence reuse instrument and clear up the dust, both wasted time and energy, still probably caused danger, so, need design a self-cleaning type road traffic signal lamp and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a self-cleaning type road traffic signal lamp.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-cleaning road traffic signal lamp comprises a supporting rod, wherein an installation rod is fixedly connected to the upper end of the supporting rod, three signal lamp groups and a timing lamp are arranged on the side wall of the installation rod, each signal lamp group consists of three signal lamp units, each signal lamp unit comprises a shell, a circular groove and a lamp plate, the circular groove is located on the side wall of the shell, the lamp plate is fixedly connected to the inner wall of the circular groove, a dust removing mechanism is arranged in the shell and comprises fixing grooves formed in the side wall of the circular groove, a containing groove communicated with the fixing grooves is formed in the lower wall of the circular groove, a slidable magnetic scraping strip is arranged in the containing groove, two ends of the magnetic scraping strip are located in the two fixing grooves, two containing grooves are arranged in the shell, permanent magnets capable of sliding up and down are arranged at the bottoms of the containing grooves, and the permanent magnets and the magnetic scraping strip are attracted, inner wall fixedly connected with electromagnetism piece on the standing groove, the lateral wall that the casing is close to the upper end runs through and is equipped with the ventilation groove, the ventilation inslot is equipped with two wind-blocking pieces, the ventilation groove is close to the lower wall intercommunication at both ends and is equipped with the mounting groove, the mounting groove inner wall rotates through the pivot and is connected with a plurality of wind-driven blades, one of them wind-driven blade tip fixedly connected with magnet, mounting groove inner wall sliding connection has the lifter plate, lifter plate upper wall fixedly connected with iron sheet, the lifter plate lateral wall is equipped with two magnetic sheets, mounting groove lower wall fixedly connected with coil, and coil and electromagnetism piece electric connection.
Preferably, the lifter plate is "nearly" style of calligraphy, two the magnetic sheet is located two relative lateral walls of lifter plate respectively, and two the magnetic sheet heteropolarity attracts mutually, the coil is located two between the magnetic sheet, the mounting groove inner wall is equipped with two spouts, the both ends of lifter plate are located two spouts respectively.
Preferably, the windshield block lower wall fixedly connected with glass box, glass box inner wall fixedly connected with vibrting spear, the lateral wall fixedly connected with silk fibre that the vibrting spear is close to glass box, with the terminal fixedly connected with electret of the flabellum that the magnet is relative, and the electret takes the negative charge.
The invention has the following beneficial effects:
1. compared with the prior art, the dust removal device is provided with the dust removal mechanism, the wind blows the wind moving blades to rotate, the magnets are driven to rotate, so that the iron sheets are attracted to move upwards, the magnetic plates on the side walls of the lifting plates are driven to move, the coils cut magnetic induction lines, the electromagnetic blocks attract the permanent magnets to move, the magnetic scraping strips are driven to move, dust on the side walls of the lamp plates is erased, the signal lamps can better display traffic information, and normal transportation of traffic is guaranteed;
2. compared with the prior art, the vibration dust removal device has the advantages that through the resonance generated by the rumbling of an engine and the vibrating rod when a vehicle passes, silk fibers are rubbed with the glass box to generate static electricity, the electret is attracted to move, the pneumatic blade is driven to rotate, the lifting plate is further driven to move, the coil cuts the magnetic induction lines, the electromagnetic blocks attract the permanent magnet blocks to move, the magnetic scraping strips are further driven to move, dust on the lamp panel is erased, and the dust removal mode is richer;
3. compared with the prior art, the dust removing process is driven by wind power or by the resonance drive of the engine and the vibrating rod when the vehicle passes through, manual operation is not needed, and the time and the energy of people are greatly saved.
Drawings
FIG. 1 is a schematic structural view of a self-cleaning road traffic signal lamp according to the present invention;
FIG. 2 is a schematic structural diagram of a signal lamp unit of the self-cleaning road traffic signal lamp provided by the invention;
FIG. 3 is a cross-sectional view of a signal lamp unit of a self-cleaning type road traffic signal lamp according to the present invention;
FIG. 4 is an enlarged view of the structure at the position A of the self-cleaning road traffic signal lamp provided by the invention;
FIG. 5 is a schematic structural diagram of a self-cleaning road traffic signal lamp provided in embodiment 2 of the present invention;
FIG. 6 is an enlarged view of the structure at the position B of the self-cleaning type road traffic signal lamp provided by the invention.
In the figure: the novel multifunctional lamp comprises a support rod 1, a mounting rod 2, a timing lamp 3, a signal lamp group 4, a signal lamp unit 5, a shell 6, a lamp panel 7, a ventilation groove 8, a wind blocking block 9, a fixing groove 10, a containing groove 11, a circular groove 12, a placing groove 13, a magnetic scraper 14, a permanent magnet 15, an electromagnetic block 16, a wind moving blade 17, a magnet 18, a mounting groove 19, an iron sheet 20, a magnetic plate 21, a lifting plate 22, a coil 23, a sliding chute 24, a glass box 25, a vibrating bar 26, silk fiber 27 and an electret 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a self-cleaning type road traffic signal lamp, including bracing piece 1, 1 upper end fixedly connected with installation pole 2 of bracing piece, 2 lateral walls of installation pole are equipped with three signal lamp group 4 and a timing lamp 3, every signal lamp group 4 comprises three signal lamp unit 5, every signal lamp unit 5 all includes casing 6, circular recess 12 and lamp plate 7, circular recess 12 is located the 6 lateral walls of casing, lamp plate 7 fixed connection is at circular recess 12 inner walls, it is worth noting, in this device, timing lamp 3 also is equipped with casing 6, also be equipped with dust removal mechanism in timing lamp 3 promptly, only difference lies in that lamp plate 7 of timing lamp 3 is the rectangle, lamp plate 7 of signal lamp unit 5 is circular.
Be equipped with dust removal mechanism in casing 6, dust removal mechanism is including setting up the fixed slot 10 at circular slot 12 lateral wall, circular slot 12 lower wall is equipped with the groove 11 of accomodating with fixed slot 10 intercommunication, it is equipped with slidable magnetism scraping bar 14 in the groove 11 to accomodate, and the both ends of magnetism scraping bar 14 all are located fixed slot 10, furthermore, can just set up the dust removal cloth to the lateral wall of lamp plate 7 at magnetism scraping bar 14, it is better to make the dust removal effect, and can not harm lamp plate 7, it is worth noting, the width of magnetism scraping bar 14 is narrower, can not influence the information that people observed and show on lamp plate 7 when removing, 6 inside being equipped with two standing grooves 13 of casing, the bottom all is equipped with gliding permanent magnetism piece 15 from top to bottom in two standing grooves 13, and permanent magnetism piece 15 and 14 heteropolar attraction of magnetism scraping bar, inner wall fixedly connected with electromagnetic block 16 on standing groove 13.
The side wall of the shell 6 close to the upper end is provided with a ventilation groove 8 in a penetrating manner, two wind blocking blocks 9 are arranged in the ventilation groove 8, the wind blocking blocks 9 are in an inverted isosceles trapezoid shape, so that wind can better blow the wind moving blades 17, the lower wall of the ventilation groove 8 close to the two ends is provided with a mounting groove 19 in a communicating manner, the inner wall of the mounting groove 19 is rotatably connected with a plurality of wind moving blades 17 through a rotating shaft, the tail end of one wind moving blade 17 is fixedly connected with a magnet 18, the mass of the wind moving blade 17 is smaller than that of the other wind moving blades 17, the wind moving blade 17 is positioned at the uppermost end in an initial state, the inner wall of the mounting groove 19 is slidably connected with a lifting plate 22, the upper wall of the lifting plate 22 is fixedly connected with an iron sheet 20, the side wall of the lifting plate 22 is provided with two magnetic plates 21, the lower wall of the mounting groove 19 is fixedly connected with a coil 23, the, and the two magnetic plates 21 are attracted in opposite poles, the coil 23 is positioned between the two magnetic plates 21, the inner wall of the mounting groove 19 is provided with two sliding grooves 24, and the two ends of the lifting plate 22 are respectively positioned in the two sliding grooves 24.
In the invention, the device does not work in windless weather, because the device is arranged in suburban areas, high-rise buildings are few, the space is wide, and strong wind often blows, when wind blows, wind enters from the ventilation groove 8 and blows the wind blade 17 to rotate, when the wind blade 17 rotates, the magnet 18 attracts the iron sheet 20 to move upwards when passing through the lower end, thereby driving the lifting plate 22 to move upwards, the two magnetic plates 21 on the side wall of the lifting plate 22 also move upwards, thereby the coil 23 cuts the magnetic induction lines to generate current, the electromagnetic block 16 generates magnetism, the opposite magnetic poles are heteropolarity, the electromagnetic block 16 generates attraction force to the permanent magnet 15, thereby the permanent magnet 15 moves upwards, when the magnet 18 rotates to the upper side, the farther iron sheet 20 and the lifting plate 22 descend under the action of gravity, thereby the coil 23 cuts the magnetic induction lines again to generate current, however, the generated current direction is opposite, so that the magnetic poles of the electromagnet 16 are exchanged, at the moment, the magnetic poles of the electromagnet 16 opposite to the permanent magnet blocks 15 are homopolar, the permanent magnet blocks 15 move downwards under the action of repulsive force and self gravity, the operation is repeated, the permanent magnet blocks 15 move up and down in a reciprocating mode, and when the permanent magnet blocks 15 move up and down, the magnetic scraping strips 14 can be attracted to move up and down, so that dust on the side wall of the lamp panel 7 can be scraped.
Example 2
Referring to fig. 5-6, a self-cleaning type road traffic signal lamp, the lower wall of the windshield 9 is fixedly connected with glass boxes 25, one side of each of the two glass boxes 25 facing back is arranged to be an open horn shape, so that the sound of a passing vehicle can be better received, the inner wall of each of the glass boxes 25 is fixedly connected with a vibrating rod 26, the side wall of each vibrating rod 26, which is close to the glass box 25, is fixedly connected with silk fibers 27, the tail end of a fan blade 28, which is opposite to the magnet 18, is fixedly connected with an electret 28, the electret 28 is negatively charged, further, the pneumatic blade 17 with the electret 28 is heaviest in mass, and the electret 28 is positioned at.
In this embodiment, when a vehicle passes by, the engine of the vehicle will resonate with the vibrating rod 26, when the vibrating rod 26 vibrates, the silk fiber 27 on the side wall will continuously rub the inner wall of the glass box 25, so as to generate static electricity on the side wall of the glass box 25, the generated static electricity is positive charge, and further the electret 28 with negative charge is attracted to move upwards, and further the pneumatic blade 17 rotates, so that the magnet 18 rotates to the lowest end, and further the lifting plate 22 moves upwards, so that the coil 23 cuts the magnetic induction line to generate current, the electromagnetic block 16 is electrified, and the permanent magnet block 15 is attracted to move upwards, after the vehicle leaves, because the mass of the pneumatic blade 17 at one end of the electret 18 is heaviest, the electret 18 rotates to the lower end, the magnet 18 rotates to the upper end, the lifting plate 22 descends, the coil 23 cuts the magnetic induction line again to electrify the electromagnetic block 16, so that the permanent magnet block 15 moves downwards, and the permanent magnet block 15 moves upwards and, scrape off the dust on lamp plate 7.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The utility model provides a self-cleaning type road traffic signal lamp, includes bracing piece (1), bracing piece (1) upper end fixedly connected with installation pole (2), installation pole (2) lateral wall is equipped with three signal lamp group (4) and one timing lamp (3), every signal lamp group (4) constitute by three signal lamp unit (5), and every signal lamp unit (5) all include casing (6), circular recess (12) and lamp plate (7), circular recess (12) are located casing (6) lateral wall, lamp plate (7) fixed connection is at circular recess (12) inner wall, its characterized in that: the dust removal device is characterized in that a dust removal mechanism is arranged in the shell (6), the dust removal mechanism comprises fixing grooves (10) formed in the side wall of the circular groove (12), the lower wall of the circular groove (12) is provided with accommodating grooves (11) communicated with the fixing grooves (10), slidable magnetic scraping strips (14) are arranged in the accommodating grooves (11), two ends of each magnetic scraping strip (14) are located in the two fixing grooves (10), two placing grooves (13) are arranged in the shell (6), permanent magnetic blocks (15) capable of sliding up and down are arranged at the bottoms of the two placing grooves (13), the permanent magnetic blocks (15) and the magnetic scraping strips (14) are attracted in different poles, electromagnetic blocks (16) are fixedly connected to the upper inner wall of each placing groove (13), a ventilation groove (8) penetrates through the upper end of the side wall of the shell (6), two wind blocking blocks (9) are arranged in the ventilation groove (8), and mounting grooves (19) are communicated with the lower wall of the ventilation groove (8) close, the utility model discloses a wind power generation device, including mounting groove (19), mounting groove (19) inner wall, one of them wind movable vane (17) end fixedly connected with magnet (18), mounting groove (19) inner wall sliding connection has lifter plate (22), lifter plate (22) upper wall fixedly connected with iron sheet (20), lifter plate (22) lateral wall is equipped with two magnetic sheet (21), mounting groove (19) lower wall fixedly connected with coil (23), and coil (23) and electromagnetic block (16) electric connection.
2. A self-cleaning road traffic signal lamp as defined in claim 1, wherein: lifter plate (22) are "nearly" style of calligraphy, two magnetic sheet (21) are located two relative lateral walls of lifter plate (22) respectively, and two magnetic sheet (21) heteropolarity is inhaled mutually, coil (23) are located two between magnetic sheet (21), mounting groove (19) inner wall is equipped with two spout (24), the both ends of lifter plate (22) are located two spout (24) respectively.
3. A self-cleaning road traffic signal lamp as defined in claim 1, wherein: the utility model discloses a fan blade of a motor vehicle, including wind-break piece (9), glass box (25) inner wall fixedly connected with vibrating spear (26), vibrating spear (26) are close to lateral wall fixedly connected with silk fibre (27) of glass box (25), with terminal fixedly connected with electret (28) of flabellum (28) that magnet (18) is relative, and electret (28) negative charge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299019.XA CN110992717B (en) | 2019-12-17 | 2019-12-17 | Self-cleaning type road traffic signal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911299019.XA CN110992717B (en) | 2019-12-17 | 2019-12-17 | Self-cleaning type road traffic signal lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110992717A true CN110992717A (en) | 2020-04-10 |
| CN110992717B CN110992717B (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911299019.XA Active CN110992717B (en) | 2019-12-17 | 2019-12-17 | Self-cleaning type road traffic signal lamp |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489573A (en) * | 2020-04-27 | 2020-08-04 | 李晓静 | Photovoltaic panel for traffic light with self-cleaning function |
| CN111774395A (en) * | 2020-05-28 | 2020-10-16 | 吴迪 | Textile dust collecting device for textile equipment and use method |
| CN111951581A (en) * | 2020-09-15 | 2020-11-17 | 南京立康智能化科技有限公司 | High intelligent traffic signal lamp of security |
| CN112134187A (en) * | 2020-09-29 | 2020-12-25 | 杭州服道乐电子商务有限公司 | Energy-saving environment-friendly power distribution cabinet ventilation device utilizing wind energy |
| CN112150915A (en) * | 2020-10-20 | 2020-12-29 | 刘正花 | Mounting device for high-altitude advertising board |
| CN114215236A (en) * | 2021-12-23 | 2022-03-22 | 李开友 | Multistage scraping brush type self-cleaning glass building curtain wall |
| CN115254720A (en) * | 2022-07-29 | 2022-11-01 | 山东信通电子股份有限公司 | Automatic dust removal device for outdoor camera, outdoor camera and dust removal method of outdoor camera |
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| KR20100070245A (en) * | 2008-12-17 | 2010-06-25 | 석영 우 | Traffic signal cleaning system using wind force |
| CN207182674U (en) * | 2017-08-13 | 2018-04-03 | 湖南省天马灯饰电器有限公司 | It is a kind of from dedusting traffic lights |
| CN108417060A (en) * | 2018-05-17 | 2018-08-17 | 夏士桀 | A kind of traffic lights suitable for bad weather circumstances |
| CN108570947A (en) * | 2018-07-31 | 2018-09-25 | 宁化宽信科技服务有限公司 | A kind of intelligent transportation suggestion device |
| CN110444033A (en) * | 2019-08-16 | 2019-11-12 | 上海阳道智能交通设施有限公司 | A kind of signal lamp of good antifouling effect |
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| KR20100070245A (en) * | 2008-12-17 | 2010-06-25 | 석영 우 | Traffic signal cleaning system using wind force |
| CN207182674U (en) * | 2017-08-13 | 2018-04-03 | 湖南省天马灯饰电器有限公司 | It is a kind of from dedusting traffic lights |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489573A (en) * | 2020-04-27 | 2020-08-04 | 李晓静 | Photovoltaic panel for traffic light with self-cleaning function |
| CN111774395A (en) * | 2020-05-28 | 2020-10-16 | 吴迪 | Textile dust collecting device for textile equipment and use method |
| CN111951581A (en) * | 2020-09-15 | 2020-11-17 | 南京立康智能化科技有限公司 | High intelligent traffic signal lamp of security |
| CN112134187A (en) * | 2020-09-29 | 2020-12-25 | 杭州服道乐电子商务有限公司 | Energy-saving environment-friendly power distribution cabinet ventilation device utilizing wind energy |
| CN112134187B (en) * | 2020-09-29 | 2021-07-06 | 三河市红富创世科技有限公司 | Energy-saving environment-friendly power distribution cabinet ventilation device utilizing wind energy |
| CN112150915A (en) * | 2020-10-20 | 2020-12-29 | 刘正花 | Mounting device for high-altitude advertising board |
| CN114215236A (en) * | 2021-12-23 | 2022-03-22 | 李开友 | Multistage scraping brush type self-cleaning glass building curtain wall |
| CN114215236B (en) * | 2021-12-23 | 2024-03-15 | 吉林省聚丰建筑装潢工程有限公司 | Multistage scraping brush type self-cleaning glass building curtain wall |
| CN115254720A (en) * | 2022-07-29 | 2022-11-01 | 山东信通电子股份有限公司 | Automatic dust removal device for outdoor camera, outdoor camera and dust removal method of outdoor camera |
| CN115254720B (en) * | 2022-07-29 | 2024-02-02 | 山东信通电子股份有限公司 | Automatic dust removing device for outdoor camera, outdoor camera and dust removing method of outdoor camera |
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| CN110992717B (en) | 2022-03-08 |
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Effective date of registration: 20220211 Address after: 518000 No.36 a (101), wangjingkeng Industrial Zone, DAHAO community, Xili street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN HONGHUATONG TRAFFIC FACILITY ENGINEERING Co.,Ltd. Address before: New campus of Zhengzhou University, No.100, science Avenue, high tech Zone, Zhengzhou City, Henan Province Applicant before: Xu Yongli |
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