CN211563772U - Take outdoor advertisement show structure of LED lamp - Google Patents
Take outdoor advertisement show structure of LED lamp Download PDFInfo
- Publication number
- CN211563772U CN211563772U CN201922496668.0U CN201922496668U CN211563772U CN 211563772 U CN211563772 U CN 211563772U CN 201922496668 U CN201922496668 U CN 201922496668U CN 211563772 U CN211563772 U CN 211563772U
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- advertisement
- cover plate
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- plate
- led lamp
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Abstract
The utility model discloses an outdoor advertisement display structure with LED lamps, which adopts the technical proposal that the outdoor advertisement display structure comprises a base and an advertisement box vertically arranged on the base, wherein one side of the advertisement box is provided with an opening, the opening is provided with a glass plate, and the advertisement box is provided with a cleaning component for cleaning the glass plate; the cleaning component comprises a scraping plate and bristles arranged on the scraping plate, the scraping plate is connected with the advertising box in a sliding mode, and the bristles abut against the glass plate; the advertisement box is provided with a transmission component for driving the scraper plate to slide up and down along the advertisement box; the top of advertisement case still is provided with the rainwater collecting box, and the rainwater collecting box intercommunication has the outlet pipe, and the one end intercommunication of outlet pipe has the shower, is provided with a plurality of shower nozzle on the shower, and the water spray direction of shower nozzle is towards the glass board. This technique is collected the rainwater through add the rainwater collecting box at the top of advertisement case and is cleaned the glass board, and then reduces the use of city water, has reduced the waste of water resource, has reached energy-concerving and environment-protective purpose.
Description
Technical Field
The utility model relates to a bill-board field, more specifically say, it relates to an outdoor advertisement show structure of taking LED lamp.
Background
At present, the advertisement form is widely used as an important means for spreading information. The advertising board is generally installed outdoors, and the outdoor advertising board has a plurality of types, some advertising boards are floor type advertising boards, some advertising boards are attached type advertising boards, and the others are wall advertising boards.
The outdoor bill-board of current console mode is in order to prevent to pollute, ageing scheduling problem, generally adorns the advertisement poster in the box, and the show surface of box is sealed through the transparent glass board, and then does not influence the normal show of advertisement. However, the surface of the glass plate is stained with impurities such as dust and the like for a long time, the effectiveness of the advertisement is seriously affected, the manual cleaning efficiency is low, and the cleaning by urban domestic water is not environment-friendly, a large amount of water resources are wasted, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to provide a take outdoor advertising show structure of LED lamp for the efficiency of clean glass board is higher, and has reduced the waste of water resource, has reached energy-concerving and environment-protective purpose.
The utility model discloses a technical scheme realize like this: an outdoor advertisement display structure with an LED lamp comprises a base and an advertisement box vertically arranged on the base, wherein one side of the advertisement box is provided with an opening, the opening is provided with a glass plate, and the advertisement box is provided with a cleaning assembly for cleaning the glass plate;
the cleaning component comprises a horizontally arranged scraper and bristles arranged on the scraper, the scraper is connected with the advertising box in a sliding manner, and the bristles are abutted against the glass plate; the advertisement box is provided with a transmission component for driving the scraper plate to slide up and down along the advertisement box;
the top of the advertisement box is also provided with a rainwater collecting box with an opening at the top, the rainwater collecting box is communicated with a water outlet pipe, one end of the water outlet pipe is communicated with a spraying pipe which is horizontally arranged, a plurality of spray heads are arranged on the spraying pipe at intervals, and the water spraying direction of the spray heads faces towards the glass plate.
By adopting the technical scheme, when the glass plate of the advertisement box is cleaned, the transmission assembly drives the scraper plate to slide up and down along the advertisement box, so that the brush bristles brush and sweep the glass plate, and the spray head sprays water on the glass plate, so that the cleaning effect is better; clean the subassembly through the drive assembly drive and clean the glass board for clean efficiency is higher, and collects the rainwater through add the rainwater collecting box at the top of advertisement case and clean the glass board, and then reduces the use of urban water, has reduced the waste of water resource, has reached energy-concerving and environment-protective purpose.
As a further improvement of the present invention, the transmission assembly includes two sets of transmission units, and the two sets of transmission units are respectively disposed on two opposite side walls of the advertisement box; the transmission unit including set up respectively in the upper and lower both sides of advertisement case from driving wheel, action wheel and connect in follow the belt between driving wheel and the action wheel, the both ends of scraper blade connect respectively in the belt of advertisement case both sides, still be provided with on the advertisement case and be used for driving two synchronous pivoted drive assembly of belt.
Through adopting foretell technical scheme, when cleaning the glass board, the shower sprays water to the glass board, then rotates simultaneously through two belts of drive assembly drive to make the scraper blade along advertisement case vertical movement, because the brush hair is contradicted with the glass board, make the in-process of scraper blade motion, the brush hair plays the effect that the brush was swept to the glass board, and then realizes cleaning the glass board.
As a further improvement, the drive assembly include along the horizontal direction rotate set up in transmission shaft in the advertisement case, the both ends of transmission shaft are connected respectively in two the shaft of action wheel, still be provided with in the advertisement case and be used for the drive transmission shaft pivoted servo motor.
Through adopting foretell technical scheme, when cleaning the glass board, the shower sprays water to the glass board, then rotates through servo motor drive transmission shaft to make the transmission shaft drive two action wheels synchronous rotation, so that two belts synchronous rotation, because the both ends of scraper blade are connected with two belts respectively, can drive the scraper blade when making the belt rotate and follow vertical direction motion, conflict the glass board through the brush hair, and then play clear effect to the glass board.
As a further improvement, the both sides of advertisement case all are provided with and are used for the cover to close transmission unit's protection casing, the confession has been seted up along vertical direction to the lateral wall of protection casing the groove that slides that the scraper blade slided.
Through adopting foretell technical scheme, add the protection casing and cover and close the transmission unit, can play the effect of protection to the transmission unit, avoid the transmission unit to expose and then lead to the transmission unit to damage outside.
As a further improvement, the rainwater collecting box is provided with an open cover plate for covering the rainwater collecting box.
Through adopting foretell technical scheme, add the opening that the apron lid closed the rainwater collecting box, and then reduce the evaporation of rainwater, reduce the loss of rainwater.
As a further improvement of the present invention, the cover plate comprises a first cover plate and a second cover plate, the first cover plate and the second cover plate are symmetrically arranged along a center line of the cover plate, the first cover plate and the second cover plate are respectively hinged to two sides of the rainwater collecting box, and the first cover plate and the second cover plate are spliced to form a cover plate with a concave middle; and an elastic component for supporting the first cover plate and the second cover plate is arranged in the rainwater collecting box.
Through adopting foretell technical scheme, divide into first apron and second apron with the apron to support first apron and second apron through elastic component, so that during rainy day, the rainwater is accepted in the sunken department of apron, and first apron and second apron receive the action of gravity to extrude elastic component downwards respectively, and then open the opening of rainwater collecting box, so that the rainwater can flow into the rainwater collecting box and save.
As a further improvement of the present invention, the elastic assembly includes a first elastic piece and a second elastic piece, the first elastic piece and the second elastic piece are respectively disposed on two opposite inner walls of the rainwater collection box, one end of the first elastic piece is abutted against the bottom surface of the first cover plate, and one end of the second elastic piece is abutted against the bottom surface of the second cover plate.
By adopting the technical scheme, in rainy days, rainwater is received in the concave part of the cover plate, the first elastic sheet and the second elastic sheet are respectively extruded downwards by the stress of the first cover plate and the second cover plate, so that the first elastic sheet and the second elastic sheet are turned downwards, and then the opening of the rainwater collecting box is opened, so that rainwater flows into the rainwater collecting box to be stored.
As a further improvement of the utility model, the joint of the first cover plate and the second cover plate is wrapped with an elastic rubber pad.
Through adopting foretell technical scheme, add the elastic rubber pad in the junction of first apron and second apron to when making first apron and second apron lid close the opening of rainwater collecting box, the leakproofness is better, reduces the evaporation of moisture.
To sum up, the utility model discloses following beneficial effect has:
1. the transmission assembly drives the cleaning assembly to clean the glass plate, so that the cleaning efficiency is higher, and the rainwater collecting box is additionally arranged at the top of the advertisement box to collect rainwater to clean the glass plate, so that the use of urban water is reduced, the waste of water resources is reduced, and the purposes of energy conservation and environmental protection are achieved;
2. when in cleaning, the spray head sprays water to the glass plate, and the brush bristles are combined with the brushing and sweeping of the glass plate, so that the cleaning effect is better.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of an embodiment of the present invention with the protective cover removed;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
fig. 5 is a partial cross-sectional view of an embodiment of the invention;
FIG. 6 is an enlarged view of portion C of FIG. 5;
fig. 7 is a partial sectional view of the rainwater collection box in the embodiment of the present invention.
In the figure: 1. a base; 2. an advertisement box; 3. a glass plate; 4. a squeegee; 5. a driving wheel; 6. a driven wheel; 7. a belt; 8. a drive shaft; 9. a servo motor; 10. a first bevel gear; 11. a second bevel gear; 12. a protective cover; 121. a sliding groove; 13. a rainwater collection box; 14. a cover plate; 141. a first cover plate; 142. a second cover plate; 143. an elastic rubber pad; 151. a first spring plate; 152. a second elastic sheet; 16. a water outlet pipe; 17. a control valve; 18. a shower pipe; 19. and (4) a spray head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An outdoor advertisement display structure with LED lamps is shown in figure 1 and comprises a base 1 fixed on the ground and an advertisement box 2 fixed on the base 1, wherein the advertisement box 2 is arranged in a cuboid shape, and the length direction of the advertisement box 2 extends along the vertical direction. One side of advertisement case 2 is the show surface, and the opening has been seted up to the show surface of advertisement case 2, and the opening part is equipped with transparent glass board 3, and then demonstrates the advertisement poster in advertisement case 2. Be equipped with a plurality of LED lamps in the advertisement case 2, be equipped with the controller that is used for controlling the LED lamp bright going out on the advertisement case 2, a plurality of LED etc. all with control switch electric connection. It should be noted that the controller referred to in this embodiment may be a control switch. In addition, controller electric connection has photosensitive sensor, and during the daytime, photosensitive sensor discernment illumination to send signal to controller control LED lamp and go out, and then power resources are practiced thrift.
As shown in fig. 2, the advertisement box 2 is provided with a cleaning assembly for cleaning the glass plate 3, the cleaning assembly including a horizontally disposed blade 4 and bristles (not shown) fixed to one side of the blade 4. In this embodiment, the scraper 4 crosses the opening of the advertisement box 2 in the horizontal direction, and the brush is fixed on the side of the scraper 4 facing the glass plate 3, and the brush is abutted against the outer side surface of the glass plate 3.
The scraper blade 4 slides with the advertisement case 2 and is connected, and the scraper blade 4 can be followed vertical direction and make a round trip to slide in the upper and lower both sides of advertisement case 2, is equipped with on the advertisement case 2 to be used for driving the drive assembly that the scraper blade 4 made a round trip to slide in the upper and lower both sides of advertisement case 2. Specifically, the transmission assembly further comprises two groups of transmission units, and the two groups of transmission units are respectively positioned on two opposite side walls of the advertisement box 2.
In this embodiment, the two sets of transmission units have the same structure, and both the two sets of transmission units are belt 7-wheel structures, and in other embodiments, the transmission units may be sprocket transmission or screw motor transmission, which will not be described herein.
Specifically, as shown in fig. 3 and 4, the transmission unit includes a driving pulley 5, a driven pulley 6, and a v-belt 7 connected between the driving pulley 5 and the driven pulley 6. With reference to fig. 2, the driving wheel 5 and the driven wheel 6 are respectively rotatably mounted at the lower part and the upper part of the advertisement box 2, the wheel shafts of the driving wheel 5 and the driven wheel 6 are arranged along the width direction of the advertisement box 2, the belt 7 is wound around the driving wheel 5 and the driven wheel 6, and two ends of the scraper 4 are respectively fixedly connected with the belts 7 at two sides of the advertisement box 2.
In addition, as shown in fig. 2 and 5, the advertisement box 2 is further provided with a driving assembly for driving the two belts 7 to rotate synchronously, so that the two belts 7 rotate synchronously, and the scraper 4 is driven to move along the length direction of the advertisement box 2 in the rotating process of the belts 7, thereby cleaning the glass plate 3.
Specifically, as shown in fig. 5 and 6, the driving assembly includes a transmission shaft 8 connected between two driving wheels 5 and a servo motor 9 for driving the transmission shaft 8 to rotate, the servo motor 9 is installed in the advertisement box 2, an output shaft sleeve of the servo motor 9 is provided with a first bevel gear 10, a second bevel gear 11 is sleeved on the transmission shaft 8, and the first bevel gear 10 is meshed with the second bevel gear 11 to be connected, so that when the servo motor 9 drives the transmission shaft 8 to rotate, the two belts 7 can be driven to rotate simultaneously. That is, when cleaning, through 8 corotation of servo motor 9 drive transmission shaft, and then drive two belt 7 synchronous rotations, and then drive scraper blade 4 along the vertical downstream of advertisement case 2, when scraper blade 4 moved the bottom of advertisement case 2, 8 reversals of servo motor 9 drive transmission shaft can make scraper blade 4 along the vertical upward movement of advertisement case 2, through 9 corotation of continuous control servo motor, and then realize scraper blade 4 at the upper and lower both sides round trip movement of advertisement case 2, realize the brush hair to cleaning of glass board 3.
Referring to fig. 1, two sides of the advertisement box 2 are further provided with protective covers 12 respectively covering the two sets of transmission units, and the side walls of the protective covers 12 are provided with sliding grooves 121 for the scrapers 4 to slide up and down.
In addition, as shown in fig. 5 and 7, a rainwater collection box 13 for collecting rainwater is further disposed on the advertisement box 2, the top of the rainwater collection box 13 is open, and a cover plate 14 for covering the opening of the rainwater collection box 13 is disposed on the top of the rainwater collection box 13. The cover plate 14 is divided into a first cover plate 141 and a second cover plate 142 along the center line of the cover plate 14, the first cover plate 141 is hinged to one side of the rainwater collection tank 13, the second cover plate 142 is hinged to the side of the rainwater collection tank 13 opposite to the first cover plate 141, and the joint of the first cover plate 141 and the second cover plate 142 is coated with an elastic rubber pad 143 to increase the sealing performance between the first cover plate 141 and the second cover plate 142. In this embodiment, the cross-sections of the first cover plate 141 and the second cover plate 142 are both in a zigzag-like structure, so that after the first cover plate 141 and the second cover plate 142 are spliced to form the cover plate 14, the middle position of the cover plate 14 is in a concave structure.
In order to avoid the first cover plate 141 and the second cover plate 142 from being turned over into the rainwater collection box 13 around the hinge point due to the self gravity, an elastic component for supporting the first cover plate 141 and the second cover plate 142 is provided in the rainwater collection box 13.
Specifically, as shown in fig. 5 and 7, the elastic assembly includes a first elastic sheet 151 and a second elastic sheet 152 fixed in the rainwater collection box 13, and the first elastic sheet 151 and the second elastic sheet 152 are oppositely disposed. One end of the first elastic sheet 151 is fixedly connected to the inner wall of one side of the rainwater collection box 13, and the other end extends towards the second elastic sheet 152 and abuts against the bottom surface of the first cover plate 141; one end of the second elastic piece 152 is fixed in the rainwater collection box 13 and is opposite to the inner wall of one side of the first elastic piece 151, and the other end extends towards the direction of the first elastic piece 151 and is abutted against the bottom surface of the second cover plate 142, when the first elastic piece 151 and the second elastic piece 152 are both in a natural state, the first cover plate 141 and the second cover plate 142 cover the opening of the rainwater collection box 13; and when rainy day, the rainwater is collected in the sunken department that first apron 141 and second apron 142 formed, because the action of gravity of rainwater, and then makes first apron 141 and second apron 142 overturn downwards respectively and open the opening of rainwater collecting box 13 for the rainwater can flow to and store in the rainwater collecting box 13. The first elastic sheet 151 and the second elastic sheet 152 are abutted in the process that the first cover plate 141 and the second cover plate 142 are turned downwards, so that the first elastic sheet 151 and the second elastic sheet 152 are elastically deformed, when the elastic force generated by the elastic deformation of the first elastic sheet 151 and the second elastic sheet 152 is greater than the gravity of rainwater acting on the first cover plate 141 and the second cover plate 142, the first elastic sheet 151 and the second elastic sheet 152 respectively drive the first cover plate 141 and the second cover plate 142 to reset, so that the opening of the rainwater collection box 13 is closed, and the evaporation capacity of rainwater is reduced.
Referring to fig. 2, the rainwater collection box 13 is communicated with a water outlet pipe 16, one end of the water outlet pipe 16 is connected with a control valve 17, a water outlet for controlling the water outlet is connected with a horizontally arranged spray pipe 18, five spray heads 19 are arranged on the spray pipe 18 at intervals, and the water spraying directions of the five spray heads 19 face the glass plate 3, so that when the glass plate 3 is cleaned, the control valve 17 can be opened, water in the rainwater collection box 13 is sprayed to the glass plate 3 from the spray heads 19, and the cleaning effect of the cleaning component is better.
The overall working process is as follows: in rainy days, rainwater is received in the concave position of the cover plate 14 and downwardly abuts against the elastic sheet under the action of the gravity of the rainwater, the elastic sheet is elastically deformed under stress, and at the moment, the cover plate 14 opens the opening of the rainwater collecting box 13 so that the rainwater can flow into the rainwater collecting box 13 for storage; and when needing clean glass board 3, then rotate through servo motor 9 drive transmission shaft 8, and then make two action wheels 5 rotate simultaneously, drive two belts 7 and rotate, two belts 7 rotate in step and then drive scraper blade 4 and slide from top to bottom along advertisement case 2, realize the cleanness to glass board 3, not only improve and work efficiency, but also practiced thrift the water resource, simultaneously, spray water and brush hair to glass board 3 through shower nozzle 19 during the cleanness and sweep the combination to glass board 3, make clean effect better.
The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.
Claims (8)
1. The utility model provides a take outdoor advertising display structure of LED lamp, includes base (1) and vertical advertisement case (2) that set up on base (1), its characterized in that: an opening is formed in one side of the advertisement box (2), a glass plate (3) is arranged on the opening, and a cleaning assembly for cleaning the glass plate (3) is arranged on the advertisement box (2);
the cleaning component comprises a scraping plate (4) and bristles, the scraping plate (4) is horizontally arranged, the bristles are arranged on the scraping plate (4), the scraping plate (4) is connected with the advertising box (2) in a sliding mode, and the bristles abut against the glass plate (3); the advertisement box (2) is provided with a transmission component for driving the scraper (4) to slide up and down along the advertisement box (2);
the advertisement box is characterized in that a rainwater collecting box (13) with an opening at the top is further arranged at the top of the advertisement box (2), the rainwater collecting box (13) is communicated with a water outlet pipe (16), one end of the water outlet pipe (16) is communicated with a spraying pipe (18) which is horizontally arranged, a plurality of spray heads (19) are arranged on the spraying pipe (18) at intervals, and the water spraying direction of the spray heads (19) faces towards the glass plate (3).
2. The outdoor advertisement display structure with the LED lamp as claimed in claim 1, wherein: the transmission assembly comprises two groups of transmission units which are respectively arranged on two opposite side walls of the advertisement box (2); the transmission unit including set up respectively in the upper and lower both sides of advertisement case (2) from driving wheel (6), action wheel (5) and connect in belt (7) between from driving wheel (6) and action wheel (5), the both ends of scraper blade (4) connect respectively in belt (7) of advertisement case (2) both sides, still be provided with on advertisement case (2) and be used for driving two synchronous pivoted drive assembly of belt (7).
3. The outdoor advertisement display structure with the LED lamp as claimed in claim 2, wherein: the driving assembly comprises a transmission shaft (8) which is arranged in the advertisement box (2) in a rotating mode along the horizontal direction, two ends of the transmission shaft (8) are connected to wheel shafts of the two driving wheels (5) respectively, and a servo motor (9) which is used for driving the transmission shaft (8) to rotate is further arranged in the advertisement box (2).
4. The outdoor advertisement display structure with the LED lamp as claimed in claim 3, wherein: the both sides of advertisement case (2) all are provided with and are used for covering the protection casing (12) that closes the drive unit, the lateral wall of protection casing (12) is seted up along vertical direction and is supplied sliding groove (121) that scraper blade (4) slided.
5. The outdoor advertisement display structure with the LED lamp as claimed in claim 1, wherein: the rainwater collecting box (13) is provided with a cover plate (14) for covering the opening of the rainwater collecting box (13).
6. The outdoor advertisement display structure with the LED lamp as claimed in claim 5, wherein: the cover plate (14) comprises a first cover plate (141) and a second cover plate (142), the first cover plate (141) and the second cover plate (142) are symmetrically arranged along the center line of the cover plate (14), the first cover plate (141) and the second cover plate (142) are respectively hinged to two sides of the rainwater collection box (13), and the first cover plate (141) and the second cover plate (142) are spliced to form the cover plate (14) with a concave middle; an elastic component for supporting the first cover plate (141) and the second cover plate (142) is arranged in the rainwater collection box (13).
7. The outdoor advertisement display structure with the LED lamp as claimed in claim 6, wherein: the elastic assembly comprises a first elastic sheet (151) and a second elastic sheet (152), the first elastic sheet (151) and the second elastic sheet (152) are respectively arranged on two opposite inner walls of the rainwater collection box (13), one end of the first elastic sheet (151) abuts against the bottom surface of the first cover plate (141), and one end of the second elastic sheet (152) abuts against the bottom surface of the second cover plate (142).
8. The outdoor advertisement display structure with the LED lamp as claimed in claim 7, wherein: the joints of the first cover plate (141) and the second cover plate (142) are coated with elastic rubber pads (143).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922496668.0U CN211563772U (en) | 2019-12-31 | 2019-12-31 | Take outdoor advertisement show structure of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922496668.0U CN211563772U (en) | 2019-12-31 | 2019-12-31 | Take outdoor advertisement show structure of LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211563772U true CN211563772U (en) | 2020-09-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922496668.0U Expired - Fee Related CN211563772U (en) | 2019-12-31 | 2019-12-31 | Take outdoor advertisement show structure of LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211563772U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112102756A (en) * | 2020-10-03 | 2020-12-18 | 杨灿 | Advertisement display device for municipal construction |
| CN112992008A (en) * | 2020-12-17 | 2021-06-18 | 盐城泓文广告传媒有限公司 | Advertising box with rainwater collection and self-cleaning functions |
| CN113129778A (en) * | 2021-03-30 | 2021-07-16 | 华博胜讯信息科技股份有限公司 | Information display management device based on public culture propagation |
| CN113649314A (en) * | 2020-10-29 | 2021-11-16 | 湖南博大光电科技有限公司 | Advertising lamp box capable of being automatically cleaned |
| CN113731924A (en) * | 2021-09-30 | 2021-12-03 | 中国华能集团清洁能源技术研究院有限公司 | Photovoltaic module cleaning device and working method thereof |
| CN114120857A (en) * | 2021-11-17 | 2022-03-01 | 翟祥 | Personalized advertisement recommendation system |
-
2019
- 2019-12-31 CN CN201922496668.0U patent/CN211563772U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112102756A (en) * | 2020-10-03 | 2020-12-18 | 杨灿 | Advertisement display device for municipal construction |
| CN113649314A (en) * | 2020-10-29 | 2021-11-16 | 湖南博大光电科技有限公司 | Advertising lamp box capable of being automatically cleaned |
| CN112992008A (en) * | 2020-12-17 | 2021-06-18 | 盐城泓文广告传媒有限公司 | Advertising box with rainwater collection and self-cleaning functions |
| CN113129778A (en) * | 2021-03-30 | 2021-07-16 | 华博胜讯信息科技股份有限公司 | Information display management device based on public culture propagation |
| CN113731924A (en) * | 2021-09-30 | 2021-12-03 | 中国华能集团清洁能源技术研究院有限公司 | Photovoltaic module cleaning device and working method thereof |
| CN114120857A (en) * | 2021-11-17 | 2022-03-01 | 翟祥 | Personalized advertisement recommendation system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 Termination date: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |