CN112785941A - Advertisement exhibition frame with prevent wind function - Google Patents

Advertisement exhibition frame with prevent wind function Download PDF

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Publication number
CN112785941A
CN112785941A CN202110193267.7A CN202110193267A CN112785941A CN 112785941 A CN112785941 A CN 112785941A CN 202110193267 A CN202110193267 A CN 202110193267A CN 112785941 A CN112785941 A CN 112785941A
Authority
CN
China
Prior art keywords
fixedly connected
rotating shaft
fixed
bevel gear
plate
Prior art date
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
Application number
CN202110193267.7A
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Chinese (zh)
Inventor
徐志勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Huaqing Advertisement Service Co ltd
Original Assignee
Suzhou Huaqing Advertisement Service Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Huaqing Advertisement Service Co ltd filed Critical Suzhou Huaqing Advertisement Service Co ltd
Priority to CN202110193267.7A priority Critical patent/CN112785941A/en
Publication of CN112785941A publication Critical patent/CN112785941A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/0087Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like including movable parts, e.g. movable by the wind

Abstract

The invention belongs to the technical field of advertisement display frames, and particularly relates to an advertisement display frame with a windproof function, which comprises a fixed table, wherein a support column is fixedly connected to the upper surface of the fixed table, a fixed plate is fixedly connected to the top end of the support column, a movable plate is arranged on the upper surface of the fixed plate, a support plate is fixedly connected to the upper surface of the movable plate, an installation frame is arranged on the side surface of the support plate, a connecting block is fixedly connected to the side surface of the installation frame, a fixing groove is formed in the side surface of the support plate, and the connecting block is arranged in the fixing; the invention has the beneficial effects that: according to the invention, by arranging the limiting mechanism, when a worker fixes the mounting frame, the worker only needs to drive the fourth rotating shaft to rotate through the knob, and under the matching of the third bevel gear and the fourth bevel gear, the third rotating shaft can drive the threaded pipe to move to the inner part of the limiting groove through the threaded column, so that the purpose of fixing the mounting frame is realized.

Description

Advertisement exhibition frame with prevent wind function
Technical Field
The invention belongs to the technical field of advertisement display frames, and particularly relates to an advertisement display frame with a windproof function.
Background
The billboard is visible everywhere in our life, and is usually statically displayed at a fixed position, the billboard is a signal tool for starting the next production process or carrying a product to a downstream process, the term is 'signal' or 'signal board' in Japanese, a merchant conducts product publicity through the billboard, and people also obtain information to be known through the billboard, the existing billboard is welded together by steel materials, the structure is single, people are not convenient to watch the advertisement at different angles, meanwhile, the billboard is not convenient for workers to install and disassemble, and the existing billboard fixing frame is easy to tilt and collapse when encountering strong wind due to large volume and has no windproof function.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides an advertisement display rack with a windproof function, which is convenient for people to watch advertisements at different angles, is convenient for workers to mount and dismount, and has the windproof characteristic.
In order to achieve the purpose, the invention provides the following technical scheme: an advertisement showing stand with a windproof function comprises a fixed table, wherein a supporting column is fixedly connected to the upper surface of the fixed table, a fixed plate is fixedly connected to the top end of the supporting column, a movable plate is arranged on the upper surface of the fixed plate, a supporting plate is fixedly connected to the upper surface of the movable plate, an installation frame is arranged on the side surface of the supporting plate, a connecting block is fixedly connected to the side surface of the installation frame, a fixing groove is formed in the side surface of the supporting plate, the connecting block is arranged in the fixing groove in a penetrating mode, an adjusting bin is formed in the connecting block, a limiting mechanism is arranged in the adjusting bin, a fixing frame is fixedly connected to the lower surface of the installation frame, a first motor is fixedly connected to the inside of the fixing frame, a first rotating shaft is fixedly connected to an output shaft of the first motor, a display plate is fixedly connected to, the surface of driving roller has cup jointed the drive belt, the upper surface of fixed station is provided with the second motor, the first bevel gear of output shaft fixedly connected with of second motor, the bearing is worn to be equipped with on the surface of fixed plate, the second pivot is worn to be equipped with in the inside of bearing, the bottom fixedly connected with second bevel gear of second pivot, first bevel gear and second bevel gear mesh mutually, the lower surface of the top fixedly connected with fly leaf of second pivot.
Preferably, first chutes are formed in the upper surface of the fixed plate and the lower surface of the movable plate, the first chutes are circular, balls are movably connected inside the first chutes, and the balls are multiple in number and uniformly arranged inside the first chutes.
Preferably, the limiting mechanism comprises a third rotating shaft, the third rotating shaft is arranged inside the adjusting bin, a third bevel gear is fixedly connected to the surface of the third rotating shaft, a bearing is arranged on the surface of the adjusting bin in a penetrating mode, a fourth rotating shaft is arranged inside the bearing in a penetrating mode, a fourth bevel gear is fixedly connected to one end of the fourth rotating shaft, and the third bevel gear is meshed with the fourth bevel gear.
Preferably, the other end fixedly connected with knob of fourth pivot, the one end fixedly connected with screw thread post of third pivot, the screwed pipe has been cup jointed on the surface of screw thread post, the spacing groove has been seted up to the inside of fixed slot, screwed pipe and spacing groove phase-match, the fixed surface of screwed pipe is connected with the slider, the second spout has been seted up to the inside of regulation storehouse, slider swing joint is in the inside of second spout.
Preferably, the support column is four in total, and is the rectangle and arranges the upper surface at the fixed station, the backup pad is two sets ofly total, and the symmetrical arrangement is at the upper surface of fly leaf, first pivot and show board all have a plurality ofly, and the align to grid is in the inside of installing the frame.
Preferably, the side fixedly connected with fixed block of fixed station, the fixed block is total four, and is the rectangle and arranges the both sides at the fixed station, the screw hole is seted up on the surface of fixed block, fixing bolt is worn to be equipped with in the inside of screw hole.
Preferably, an energy storage bin is arranged inside the fixing table, a storage battery is fixedly connected inside the energy storage bin, and a control switch is fixedly connected to the surface of the fixing plate.
Preferably, a microprocessor is arranged inside the control switch, a data storage module is arranged inside the microprocessor, a data management module is arranged inside the microprocessor, and a data transmission module is arranged inside the microprocessor.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the first motor, when the external wind blows to the device too much, a worker can drive the display plates to rotate simultaneously by only starting the first motor through the control switch under the matching of the driving roller and the driving belt, so that gaps are generated between the display plates, the wind area is reduced, and the wind resistance is effectively reduced.
2. According to the invention, by arranging the second motor, when a worker uses the device to display the advertisement, the worker only needs to start the second motor through the control switch, and under the matching of the first bevel gear and the second bevel gear, the second rotating shaft can drive the mounting frame on the side surface of the supporting plate to rotate through the movable plate, so that the advertisement can be conveniently watched by people at multiple angles.
3. According to the invention, by arranging the limiting mechanism, when a worker fixes the mounting frame, the worker only needs to drive the fourth rotating shaft to rotate through the knob, and under the matching of the third bevel gear and the fourth bevel gear, the third rotating shaft can drive the threaded pipe to move to the inner part of the limiting groove through the threaded column, so that the purpose of fixing the mounting frame is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a front view cross section of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a perspective view of the fixing table according to the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 5 is a schematic structural view of a front section of the limiting mechanism of the present invention;
FIG. 6 is a schematic side view of the spacing mechanism of the present invention;
in the figure: 1. a fixed table; 2. a support pillar; 3. a fixing plate; 4. a movable plate; 5. a support plate; 6. installing a frame; 7. connecting blocks; 8. a regulating bin; 9. a limiting mechanism; 10. fixing grooves; 11. a limiting groove; 12. a first chute; 13. a fixed mount; 14. a first motor; 15. a first rotating shaft; 16. a display board; 17. a driving roller; 18. a transmission belt; 19. a second chute; 20. a ball bearing; 21. a second motor; 22. a first bevel gear; 23. a second rotating shaft; 24. a second bevel gear; 25. a fixed block; 26. fixing the bolt; 27. an energy storage bin; 28. a storage battery; 29. a control switch; 30. a threaded hole; 901. a third rotating shaft; 902. a third bevel gear; 903. a threaded post; 904. a threaded pipe; 905. a fourth rotating shaft; 906. a fourth bevel gear; 907. a knob; 908. a slide block.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides the following technical solutions: an advertisement showing stand with a windproof function comprises a fixed table 1, wherein a supporting column 2 is fixedly connected to the upper surface of the fixed table 1, a fixed plate 3 is fixedly connected to the top end of the supporting column 2, a movable plate 4 is arranged on the upper surface of the fixed plate 3, a supporting plate 5 is fixedly connected to the upper surface of the movable plate 4, a mounting frame 6 is arranged on the side surface of the supporting plate 5, a connecting block 7 is fixedly connected to the side surface of the mounting frame 6, a fixed groove 10 is formed in the side surface of the supporting plate 5, the connecting block 7 is arranged in the fixed groove 10 in a penetrating manner, an adjusting bin 8 is arranged in the connecting block 7, a limiting mechanism 9 is arranged in the adjusting bin 8, a fixing frame 13 is fixedly connected to the lower surface of the mounting frame 6, a first motor 14 is fixedly connected to the inside of the fixing frame 13, and by arranging the first motor 14, when external, under the matching of the driving roller 17 and the driving belt 18, the plurality of first rotating shafts 15 can simultaneously drive the display boards 16 to rotate, so that gaps are generated among the display boards 16, the wind area is reduced, and the wind resistance is effectively reduced;
the output shaft of the first motor 14 is fixedly connected with a first rotating shaft 15, the surface of the first rotating shaft 15 is fixedly connected with a display plate 16, the top end of the first rotating shaft 15 is fixedly connected with a transmission roller 17, the surface of the transmission roller 17 is sleeved with a transmission belt 18, the upper surface of the fixed table 1 is provided with a second motor 21, through the arrangement of the second motor 21, when a worker uses the device to display advertisements, the worker only needs to start the second motor 21 through a control switch 29, under the matching of a first bevel gear 22 and a second bevel gear 24, the second rotating shaft 23 can drive the mounting frame 6 on the side surface of the supporting plate 5 to rotate through the movable plate 4, so that the people can watch the advertisements at multiple angles, the output shaft of the second motor 21 is fixedly connected with the first bevel gear 22, the surface of the fixed plate 3 is provided with bearings in a penetrating manner, the second rotating shaft 23 is arranged inside the bearings in, the bottom end of the second rotating shaft 23 is fixedly connected with a second bevel gear 24, the first bevel gear 22 is meshed with the second bevel gear 24, and the top end of the second rotating shaft 23 is fixedly connected with the lower surface of the movable plate 4.
Specifically, the upper surface of the fixed plate 3 and the lower surface of the movable plate 4 are both provided with a first chute 12, the first chute 12 is circular, the inside of the first chute 12 is movably connected with a plurality of balls 20, and the balls 20 are arranged inside the first chute 12 uniformly.
Specifically, the limiting mechanism 9 includes a third rotating shaft 901, and by providing the limiting mechanism 9, when a worker fixes the installation frame 6, the worker only needs to drive the fourth rotating shaft 905 to rotate through a knob 907, and under the cooperation of the third bevel gear 902 and the fourth bevel gear 906, the third rotating shaft 901 can drive the threaded pipe 904 to move to the inside of the limiting groove 11 through the threaded column 903, so as to achieve the purpose of fixing the installation frame 6, the third rotating shaft 901 is disposed inside the adjustment bin 8, the surface of the third rotating shaft 901 is fixedly connected with the third bevel gear 902, the surface of the adjustment bin 8 is provided with a bearing, the inside of the bearing is provided with the fourth rotating shaft 905, one end of the fourth rotating shaft 905 is fixedly connected with the fourth bevel gear 906, the third bevel gear 902 is engaged with the fourth bevel gear 906, the other end of the fourth rotating shaft 905 is fixedly connected with the knob 907, one end of the third rotating shaft 901 is fixedly connected with the threaded column 903, threaded pipe 904 has been cup jointed on the surface of screw column 903, and spacing groove 11 has been seted up to the inside of fixed slot 10, threaded pipe 904 and spacing groove 11 phase-match, and threaded pipe 904's fixed surface is connected with slider 908, and second spout 19 has been seted up to the inside of regulation storehouse 8, and slider 908 swing joint is in the inside of second spout 19.
Specifically, the number of the support columns 2 is four, the support columns are arranged on the upper surface of the fixed table 1 in a rectangular shape, the support plates 5 are arranged in two groups, the support plates are symmetrically arranged on the upper surface of the movable plate 4, the first rotating shafts 15 and the display plate 16 are multiple, and the support plates are evenly arranged inside the installation frame 6.
Specifically, the side fixedly connected with fixed block 25 of fixed station 1, fixed block 25 are four in total, and are the rectangle and arrange in the both sides of fixed station 1, and threaded hole 30 is seted up on the surface of fixed block 25, and fixing bolt 26 is worn to be equipped with in the inside of threaded hole 30.
Specifically, energy storage bin 27 has been seted up to the inside of fixed station 1, and energy storage bin 27's inside fixedly connected with battery 28, and the fixed surface of fixed plate 3 is connected with control switch 29, and control switch 29's inside is provided with microprocessor, and microprocessor's inside is provided with data storage module, and microprocessor's inside is provided with data management module, and microprocessor's inside is provided with data transmission module.
The working principle and the using process of the invention are as follows: in the use process of the device, the device is firstly moved to a proper position, then the position of the fixed table 1 is fixed through the fixing bolt 26, so that the device is prevented from shifting in the use process, when a worker installs the device, the worker firstly penetrates the connecting block 7 on the side surface of the installation frame 6 into the fixed groove 10, then the worker drives the fourth rotating shaft 905 to rotate through the knob 907, the fourth rotating shaft 905 drives the third rotating shaft 901 in the third bevel gear 902 to rotate through the fourth bevel gear 906, then the third rotating shaft 901 drives the threaded column 903 to rotate, simultaneously under the matching of the second sliding groove 19 and the sliding block 908, the threaded column 903 drives the threaded pipe 904 to directionally move, after the threaded pipe 904 moves into the fixed groove 10, the worker stops rotating the knob 907, so that the installation frame 6 is fixed, when the worker displays the advertisement, firstly, the worker starts the second motor 21 through the control switch 29, and simultaneously the second motor 21 drives the first bevel gear 22 to rotate, then the first bevel gear 22 rotates through the second rotating shaft 23 at the top end of the second bevel gear 24, and under the coordination of the first chute 12 and the balls 20, the second rotating shaft 23 drives the movable plate 4 to rotate smoothly, then the movable plate 4 drives the display plate 16 inside the installation frame 6 to rotate through the supporting plate 5, so that people can watch the advertisement on the surface of the display plate 16 in multiple angles, when the external wind is too large, the worker starts the first motor 14 through the control switch 29, simultaneously the first motor 14 drives the first rotating shaft 15 to rotate, then the first rotating shaft 15 drives the transmission belt 18 to rotate through the transmission roller 17, and under the coordination of the transmission belt 18, make a plurality of driving rollers 17 drive the show board 16 on first pivot 15 surface simultaneously and rotate, after gap between the show board 16 reached the biggest, the staff stopped first motor 14 through control switch 29 for wind-force blows out from the gap between the show board 16, thereby has reached the effect of preventing wind.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides an advertisement exhibition frame with prevent wind function, includes fixed station (1), its characterized in that: the upper surface of the fixed table (1) is fixedly connected with a supporting column (2), the top end of the supporting column (2) is fixedly connected with a fixed plate (3), the upper surface of the fixed plate (3) is provided with a movable plate (4), the upper surface of the movable plate (4) is fixedly connected with a supporting plate (5), the side surface of the supporting plate (5) is provided with an installation frame (6), the side surface of the installation frame (6) is fixedly connected with a connecting block (7), the side surface of the supporting plate (5) is provided with a fixed groove (10), the connecting block (7) is arranged in the fixed groove (10) in a penetrating manner, an adjusting bin (8) is arranged in the connecting block (7), the inside of the adjusting bin (8) is provided with a limiting mechanism (9), the lower surface of the installation frame (6) is fixedly connected with a fixed frame (13), and the inside of the, the output shaft of the first motor (14) is fixedly connected with a first rotating shaft (15), the surface of the first rotating shaft (15) is fixedly connected with a display board (16), the top end of the first rotating shaft (15) is fixedly connected with a driving roller (17), the surface of the driving roller (17) is sleeved with a driving belt (18), a second motor (21) is arranged on the upper surface of the fixed table (1), an output shaft of the second motor (21) is fixedly connected with a first bevel gear (22), a bearing is arranged on the surface of the fixed plate (3) in a penetrating way, a second rotating shaft (23) is arranged in the bearing in a penetrating way, a second bevel gear (24) is fixedly connected with the bottom end of the second rotating shaft (23), the first bevel gear (22) is meshed with the second bevel gear (24), and the top end of the second rotating shaft (23) is fixedly connected with the lower surface of the movable plate (4).
2. The advertising display rack with the windproof function according to claim 1, characterized in that: first spout (12) have all been seted up to the upper surface of fixed plate (3) and the lower surface of fly leaf (4), first spout (12) are circular, the inside swing joint of first spout (12) has ball (20), ball (20) are total a plurality ofly, and align to grid in the inside of first spout (12).
3. The advertising display rack with the windproof function according to claim 1, characterized in that: the limiting mechanism (9) comprises a third rotating shaft (901), the third rotating shaft (901) is arranged inside the adjusting bin (8), a third bevel gear (902) is fixedly connected to the surface of the third rotating shaft (901), a bearing is arranged on the surface of the adjusting bin (8) in a penetrating mode, a fourth rotating shaft (905) is arranged inside the bearing in a penetrating mode, a fourth bevel gear (906) is fixedly connected to one end of the fourth rotating shaft (905), and the third bevel gear (902) is meshed with the fourth bevel gear (906).
4. The advertising display rack with the windproof function according to claim 3, characterized in that: the other end of the fourth rotating shaft (905) is fixedly connected with a knob (907), one end of the third rotating shaft (901) is fixedly connected with a threaded column (903), a threaded pipe (904) is sleeved on the surface of the threaded column (903), a limiting groove (11) is formed in the fixing groove (10), the threaded pipe (904) is matched with the limiting groove (11), a sliding block (908) is fixedly connected to the surface of the threaded pipe (904), a second sliding groove (19) is formed in the adjusting bin (8), and the sliding block (908) is movably connected to the inside of the second sliding groove (19).
5. The advertising display rack with the windproof function according to claim 1, characterized in that: the utility model discloses a display device, including fixed station (1), backup pad (5), first pivot (15) and show board (16), support column (2) are total four, and are the rectangle and arrange the upper surface at fixed station (1), backup pad (5) are total two sets ofly, and the symmetrical arrangement is at the upper surface of fly leaf (4), first pivot (15) and show board (16) all have a plurality ofly, and the align to grid is in the inside of installing frame (6).
6. The advertising display rack with the windproof function according to claim 1, characterized in that: the side fixedly connected with fixed block (25) of fixed station (1), fixed block (25) are total four, and are the rectangle and arrange in the both sides of fixed station (1), threaded hole (30) have been seted up on the surface of fixed block (25), fixing bolt (26) are worn to be equipped with in the inside of threaded hole (30).
7. The advertising display rack with the windproof function according to claim 1, characterized in that: energy storage bin (27) have been seted up to the inside of fixed station (1), the inside fixedly connected with battery (28) in energy storage bin (27), the fixed surface of fixed plate (3) is connected with control switch (29).
8. The advertising display rack with the windproof function according to claim 7, wherein: the control switch (29) is internally provided with a microprocessor, the microprocessor is internally provided with a data storage module, the microprocessor is internally provided with a data management module, and the microprocessor is internally provided with a data transmission module.
CN202110193267.7A 2021-02-20 2021-02-20 Advertisement exhibition frame with prevent wind function Pending CN112785941A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110193267.7A CN112785941A (en) 2021-02-20 2021-02-20 Advertisement exhibition frame with prevent wind function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110193267.7A CN112785941A (en) 2021-02-20 2021-02-20 Advertisement exhibition frame with prevent wind function

Publications (1)

Publication Number Publication Date
CN112785941A true CN112785941A (en) 2021-05-11

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ID=75761642

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110193267.7A Pending CN112785941A (en) 2021-02-20 2021-02-20 Advertisement exhibition frame with prevent wind function

Country Status (1)

Country Link
CN (1) CN112785941A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105869547A (en) * 2016-04-12 2016-08-17 华信咨询设计研究院有限公司 Rotary grille unit type windproof advertising board and windproof method thereof
CN205582415U (en) * 2016-04-12 2016-09-14 华信咨询设计研究院有限公司 Rotatory grid haplotype anti -wind bill -board
CN208622380U (en) * 2018-08-29 2019-03-19 浙江首政信息科技有限公司 A kind of environmental protection rotary moving propaganda board
CN110599927A (en) * 2019-09-20 2019-12-20 华北理工大学 Rain-proof political affairs propaganda board of thinking that steeps
CN210535252U (en) * 2019-09-29 2020-05-15 山东科技大学 Three-face turning billboard with wind power unloading function
CN211608803U (en) * 2020-02-18 2020-10-02 刘红君 Literature education contrast explanation board
CN111816058A (en) * 2019-04-11 2020-10-23 叶陆萍 Intelligent real-time automatic wind-sheltering billboard
CN211878813U (en) * 2020-05-12 2020-11-06 屠金中 Novel demonstration for engineering cost device
CN211896027U (en) * 2019-12-30 2020-11-10 中化石油销售有限公司 Oil tank fixing device of filling station
CN212185767U (en) * 2020-04-29 2020-12-22 张庚胜 Building management data arrangement cabinet

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105869547A (en) * 2016-04-12 2016-08-17 华信咨询设计研究院有限公司 Rotary grille unit type windproof advertising board and windproof method thereof
CN205582415U (en) * 2016-04-12 2016-09-14 华信咨询设计研究院有限公司 Rotatory grid haplotype anti -wind bill -board
CN208622380U (en) * 2018-08-29 2019-03-19 浙江首政信息科技有限公司 A kind of environmental protection rotary moving propaganda board
CN111816058A (en) * 2019-04-11 2020-10-23 叶陆萍 Intelligent real-time automatic wind-sheltering billboard
CN110599927A (en) * 2019-09-20 2019-12-20 华北理工大学 Rain-proof political affairs propaganda board of thinking that steeps
CN210535252U (en) * 2019-09-29 2020-05-15 山东科技大学 Three-face turning billboard with wind power unloading function
CN211896027U (en) * 2019-12-30 2020-11-10 中化石油销售有限公司 Oil tank fixing device of filling station
CN211608803U (en) * 2020-02-18 2020-10-02 刘红君 Literature education contrast explanation board
CN212185767U (en) * 2020-04-29 2020-12-22 张庚胜 Building management data arrangement cabinet
CN211878813U (en) * 2020-05-12 2020-11-06 屠金中 Novel demonstration for engineering cost device

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Application publication date: 20210511

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