[go: up one dir, main page]

CN110796967B - Vehicle exhibition propaganda board - Google Patents

Vehicle exhibition propaganda board Download PDF

Info

Publication number
CN110796967B
CN110796967B CN201911268906.0A CN201911268906A CN110796967B CN 110796967 B CN110796967 B CN 110796967B CN 201911268906 A CN201911268906 A CN 201911268906A CN 110796967 B CN110796967 B CN 110796967B
Authority
CN
China
Prior art keywords
vehicle
shaped floating
filling liquid
transparent plate
car
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.)
Active
Application number
CN201911268906.0A
Other languages
Chinese (zh)
Other versions
CN110796967A (en
Inventor
李巍
张颖
倪受根
许迅
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.)
Lantai Exhibition Engineering Services Shanghai Co ltd
Original Assignee
Lantai Exhibition Engineering Services Shanghai 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 Lantai Exhibition Engineering Services Shanghai Co ltd filed Critical Lantai Exhibition Engineering Services Shanghai Co ltd
Priority to CN201911268906.0A priority Critical patent/CN110796967B/en
Publication of CN110796967A publication Critical patent/CN110796967A/en
Application granted granted Critical
Publication of CN110796967B publication Critical patent/CN110796967B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B25/00Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Toys (AREA)
  • Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)

Abstract

The invention discloses a vehicle exhibition billboard, which relates to the technical field of exhibition and display and comprises a transparent plate, wherein a holding tank is arranged in the transparent plate, filling liquid is arranged in the holding tank, a vehicle-shaped floating part is movably arranged on the liquid level of the filling liquid in the holding tank, a stirring blade is arranged in the filling liquid in the holding tank, and the rotating axis of the stirring blade is vertical to the surface of the transparent plate. Aiming at the problem that the shaking effect of the display board is hard in the prior art, the floating car-shaped floating piece is pushed to lift and swing by stirring the filling liquid and utilizing the fluctuation of the liquid level of the filling liquid, so that the smoothness and the naturalness of the shaking effect of the car-shaped floating piece are improved, and the display effect is greatly improved.

Description

Vehicle exhibition propaganda board
Technical Field
The invention relates to the technical field of exhibition and display, in particular to a vehicle exhibition billboard.
Background
The publicity board is an indispensable facility in the product sales industry, and promotes consumers to consume in the future by attracting the eyeballs of people, and the publicity board on the market at present mostly adopts static pictures, and the mode is not vivid enough, so that people begin to explore dynamic publicity boards.
For the existing dynamic billboard structure, such as the Chinese patent with the patent publication number of CN103971596B, an automatic shaking billboard is disclosed, which comprises a billboard body, a frame, an up-and-down swinging structure, a transmission structure and a vertical axis windmill; the mahjong body is fixedly connected to the upper portion of the sliding block of the up-and-down swinging structure, an input shaft and an output shaft of the transmission structure are vertically transmitted through the bevel gear structure, and the input shaft vertically extends out of the upper portion of the frame and is rigidly connected with a vertical shaft of the vertical shaft windmill. The automatic shaking type billboard is used outdoors, the vertical shaft windmill is driven to rotate by wind energy in the nature, and the rotating torque of the vertical shaft windmill is further driven to the up-and-down swinging structure by the transmission structure, so that the sliding block of the up-and-down swinging structure drives the billboard body to shake up and down.
On the car exhibition, need make a developments publicity board, developments publicity board internalization is provided with the exhibition car model, a state for exhibiting the exhibition car of traveling, if adopt the actuating mechanism in the above-mentioned patent, drive the up-and-down motion of exhibition car model, embody the scene of jolting of the exhibition car in-process of traveling, in the mechanism, utilize swing countershaft turnover to drive the sliding block up-and-down motion, the distance of sliding block up-and-down motion at every turn all is certain, then cause the effect that the exhibition car model jolted the show and lead to the fact the stiff and hard death, the bandwagon effect lacks mobility and smooth and easy sense.
Disclosure of Invention
Aiming at the problem that the display board shaking effect is hard in the prior art, the invention aims to provide the vehicle display propaganda board, and the fluency of the shaking effect of the displayed objects is improved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a car exhibition bill-board, includes the transparent plate, set up the holding tank in the transparent plate, be provided with the filling liquid in the holding tank, in the holding tank in the liquid level come-up of filling liquid is provided with car form floating part, in the holding tank in be provided with the stirring leaf in the filling liquid, the rotation axis of stirring leaf with the surface vertical of transparent plate.
Through the technical scheme, the stirring blades are driven to rotate, the water flow on the liquid surface of the stirring filling liquid flows from the vehicle head to the vehicle tail, the fluctuation of the liquid surface drives the vehicle-shaped floating piece to float up and down, and the water flow flows from the vehicle head to the vehicle tail to show the forward running posture of the vehicle-shaped floating piece; in the invention, the fluctuation of the liquid level of the filling liquid is adopted to push the floating car-shaped floating piece to lift and swing, so that the smoothness and the naturalness of the shaking effect of the car-shaped floating piece are improved, and the display effect is greatly improved.
Further, a sliding rod is vertically fixed in the accommodating groove, the upper end of the sliding rod is inserted into the vehicle-shaped floating piece, and the lower end of the sliding rod is arranged in the filling liquid.
Through the technical scheme, the sliding rod is in plug fit with the vehicle-shaped floating piece and used for limiting the position of the vehicle-shaped floating piece to be always positioned in the middle of the transparent plate.
Furthermore, a jack is formed in the lower side of the vehicle-shaped floating piece, and the sliding rod is inserted into the jack;
an anti-falling piece is fixed at one end of the sliding rod, which is positioned in the jack, and an anti-falling ring matched with the anti-falling piece is fixed at the opening of the jack by the vehicle-shaped floating piece.
Through above-mentioned technical scheme, utilize the cooperation of anticreep piece and anticreep ring, avoid filling liquid level fluctuation too big, cause the slide bar to break away from in the jack.
Further, the inner diameter of the anti-drop ring is larger than the radius of the sliding rod;
the radius of the anti-release sheet is smaller than that of the jack.
Through above-mentioned technical scheme, leave and establish the cooperation gap for allow car form floating piece to carry out the slope of certain angle, thereby further improve smoothness degree and the naturalness of car form floating piece shake effect.
Furthermore, a first bevel gear is coaxially fixed on one side of the stirring blade, the first bevel gear is in transmission connection with a second bevel gear, a driving shaft is coaxially fixed on the second bevel gear, and a driving motor for driving the driving shaft to rotate is fixed at the bottom of the transparent plate.
Through above-mentioned technical scheme, utilize the cooperation of first bevel gear and second bevel gear for change the direction of drive shaft, be convenient for set up driving motor and hide to have taken in bottom the transparent plate.
Further, a car lamp is installed on the car-shaped floating piece, the car lamp is electrically connected with a battery, and the battery is arranged in the car-shaped floating piece.
Through the technical scheme, the display effect of the vehicle-shaped floating piece is more vivid.
Furthermore, a transparent liquid crystal screen is fixed on one side or two sides of the transparent plate.
Through above-mentioned technical scheme, transparent LCD screen when showing each item information of exhibition car, can also ensure that the exhibitor sees through the floating state that the car form flotation member was watched to transparent LCD screen, makes the exhibitor know the exhibition car more comprehensively, increases the desire and the interest that the exhibitor bought.
Furthermore, a dyeing agent is doped in the filling liquid.
Through above-mentioned technical scheme, the coloring agent is used for increasing the colour and the concentration of filling liquid, and the road surface environment that the simulation car was gone increases lifelike effect.
Compared with the prior art, the invention has the beneficial effects that:
(1) the floating car-shaped floating piece is pushed to lift and swing by adopting the fluctuation of the liquid level of the filling liquid, so that the smoothness and the naturalness of the shaking effect of the car-shaped floating piece are improved, and the display effect is greatly improved;
(2) furthermore, a matching gap is reserved between the sliding rod and the jack and used for allowing the vehicle-shaped floating piece to incline at a certain angle, so that the smoothness and the naturalness of the shaking effect of the vehicle-shaped floating piece are further improved;
(3) furthermore, add transparent LCD screen, when showing each item information of exhibition car, can also ensure that the exhibitor sees the floating state of car form floating member through transparent LCD screen, the exhibitor of being convenient for understands the exhibition car more comprehensively, increases the desire and the interest that the exhibitor purchased.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a cross-sectional view of the connection of the float member and the slider bar;
fig. 3 is a sectional view taken along line a-a of fig. 1.
Reference numerals: 1. a transparent plate; 2. accommodating grooves; 3. filling liquid; 4. a vehicle-like float; 5. stirring blades; 6. a slide bar; 7. a jack; 8. an anti-drop sheet; 9. the anti-drop ring; 10. a first bevel gear; 11. a second bevel gear; 12. a drive shaft; 13. a drive motor; 14. a vehicle lamp; 15. a battery; 16. and (4) a transparent liquid crystal screen.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a car exhibition bill-board, as shown in fig. 1 and fig. 3, including transparent plate 1, transparent plate 1 is connected the hollow structure who forms by polylith transparent glass veneer, holding tank 2 has been seted up in transparent plate 1, the filling of holding tank 2 is filled with filling liquid 3, filling liquid 3 is water, mix in filling liquid 3 colouring agent and dust particulate matter, the colouring agent can select for use yellow, be used for dying filling liquid 3 yellow, the dust particulate matter is used for increasing filling liquid 3's concentration, increase liquid level feel, simulation loess or grit way, it has car form floating member 4 to float in filling liquid 3's the liquid level in holding tank 2, car form floating member 4 is the car column structure that adopts the foam to make, its surface is sprayed and is painted the dyeing layer, make its outward appearance the same with the outward appearance of exhibition car on the day. The holding tank 2 is internally provided with a stirring blade 5 in the filling liquid 3, and the rotating axis of the stirring blade 5 is vertical to the surface of the transparent plate 1. When the device is used, the stirring blades 5 are driven to rotate, liquid level water flow of the stirring filling liquid 3 flows from the head to the tail, fluctuation of the liquid level drives the vehicle-shaped floating piece 4 to float up and down, and the water flow flows from the head to the tail to show the forward running posture of the vehicle-shaped floating piece 4.
As shown in fig. 2 and 3, a sliding rod 6 is vertically fixed in the accommodating groove 2, the upper end of the sliding rod 6 is inserted into the car-shaped floating piece 4, the lower end of the sliding rod 6 is arranged in the filling liquid 3, an insertion hole 7 is formed in the lower side of the car-shaped floating piece 4, and the sliding rod 6 is inserted into the insertion hole 7. When the space of the accommodating groove 2 is far larger than that of the vehicle-shaped floating part 4, the position of the vehicle-shaped floating part 4 is limited by the slide rod 6, the vehicle-shaped floating part 4 is prevented from moving under the driving of water flow, the vehicle-shaped floating part 4 can be kept at the middle position of the accommodating groove 2, and the display effect is enhanced.
The one end that slide bar 6 is located jack 7 is fixed with anticreep piece 8, and car form floating piece 4 is equipped with in jack 7 opening part stopper with anticreep piece 8 complex anticreep ring 9, and anticreep piece 8 and anticreep ring 9 are the silica gel material for avoid the liquid level to float excessively, slide bar 6 breaks away from jack 7. The inner diameter of the anti-falling ring 9 is larger than the radius of the sliding rod 6, the radius of the anti-falling sheet 8 is smaller than the radius of the jack 7, and the anti-falling ring is used for inclining the vehicle-shaped floating piece 4 within a certain angle in the process of floating up and down, so that the naturalness and the fluency of the bumping gesture in the process of automobile advancing are further improved.
Install car light 14 on the car form floating member 4, car light 14 electricity is connected with battery 15, and button cell 15 is chooseed for use to battery 15 to lighten the quality of car form floating member 4, the car form floating member 4 of being convenient for floats, and battery 15 sets up in car form floating member 4, thereby demonstrates the gesture of traveling of exhibition car more vividly.
A first bevel gear 10 is coaxially fixed on one side of the stirring blade 5, a second bevel gear 11 is connected to the first bevel gear 10 in a transmission manner, a driving shaft 12 is coaxially fixed on the second bevel gear 11, a driving motor 13 for driving the driving shaft 12 to rotate is fixed at the bottom of the transparent plate 1, transparent liquid crystal screens 16 are fixed on two sides of the transparent plate 1, the lower sides of the transparent liquid crystal screens 16 extend out of the transparent plate 1, a containing space is formed between the transparent liquid crystal screens 16 on two sides at the bottom of the transparent plate 1, the driving motor 13 is fixed in the containing space, electronic components required by the transparent liquid crystal screens 16 are also arranged in the containing space, and the parts of the transparent liquid crystal screens 16 extending out of the transparent plate 1 are opaque parts for realizing a shielding function; in addition, the transparent liquid crystal screen 16 can ensure that the exhibitor can see the floating state of the vehicle-shaped floating piece 4 through the transparent liquid crystal screen 16 while displaying various information of the exhibition vehicle, thereby increasing the desire and interest of the exhibitor for purchase.
In summary, the following steps:
when the floating car-shaped floating part is used, the floating car-shaped floating part 4 is pushed to lift and swing by adopting the fluctuation of the liquid level of the filling liquid 3, the smoothness and the naturalness of the shaking effect of the car-shaped floating part 4 are improved, and the display effect is greatly improved; a matching gap is reserved between the sliding rod 6 and the jack 7 and is used for allowing the vehicle-shaped floating piece 4 to incline at a certain angle, so that the smoothness and the naturalness of the shaking effect of the vehicle-shaped floating piece 4 are further improved; add transparent LCD screen 16, when showing each item information of exhibition car, can also ensure that the exhibitor sees through the floating state that transparent LCD screen 16 watched car form floating member 4, the exhibitor of being convenient for more comprehensively understands the exhibition car, increases the desire and the interest that the exhibitor purchased.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (4)

1. The vehicle exhibition billboard is characterized by comprising a transparent plate (1), wherein a holding tank (2) is arranged in the transparent plate (1), filling liquid (3) is arranged in the holding tank (2), a vehicle-shaped floating part (4) is movably arranged on the liquid level of the filling liquid (3) in the holding tank (2), a stirring blade (5) is arranged in the filling liquid (3) in the holding tank (2), and the rotating axis of the stirring blade (5) is vertical to the surface of the transparent plate (1); a sliding rod (6) is vertically fixed in the accommodating groove (2), the upper end of the sliding rod (6) is inserted into the vehicle-shaped floating part (4), and the lower end of the sliding rod (6) is arranged in the filling liquid (3); a jack (7) is formed in the lower side of the vehicle-shaped floating piece (4), and the sliding rod (6) is inserted into the jack (7);
an anti-falling sheet (8) is fixed at one end of the sliding rod (6) positioned in the jack (7), and an anti-falling ring (9) matched with the anti-falling sheet (8) is fixed at the opening of the car-shaped floating piece (4) in the jack (7); the inner diameter of the anti-drop ring (9) is larger than the radius of the slide bar (6);
the radius of the anti-falling sheet (8) is smaller than that of the jack (7);
and a transparent liquid crystal screen (16) is fixed on one side or two sides of the transparent plate (1).
2. The vehicle exhibition billboard as claimed in claim 1, wherein a first bevel gear (10) is coaxially fixed on one side of the stirring blade (5), a second bevel gear (11) is connected to the first bevel gear (10) in a transmission manner, a driving shaft (12) is coaxially fixed on the second bevel gear (11), and a driving motor (13) for driving the driving shaft (12) to rotate is fixed at the bottom of the transparent plate (1).
3. The vehicle exhibition billboard according to claim 2, wherein a vehicle lamp (14) is mounted on the vehicle-shaped floating member (4), the vehicle lamp (14) is electrically connected with a battery (15), and the battery (15) is arranged in the vehicle-shaped floating member (4).
4. A vehicle exhibit signboard according to claim 3, wherein a dye is incorporated in the filling liquid (3).
CN201911268906.0A 2019-12-11 2019-12-11 Vehicle exhibition propaganda board Active CN110796967B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911268906.0A CN110796967B (en) 2019-12-11 2019-12-11 Vehicle exhibition propaganda board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911268906.0A CN110796967B (en) 2019-12-11 2019-12-11 Vehicle exhibition propaganda board

Publications (2)

Publication Number Publication Date
CN110796967A CN110796967A (en) 2020-02-14
CN110796967B true CN110796967B (en) 2021-09-03

Family

ID=69448142

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911268906.0A Active CN110796967B (en) 2019-12-11 2019-12-11 Vehicle exhibition propaganda board

Country Status (1)

Country Link
CN (1) CN110796967B (en)

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245403A (en) * 1990-04-20 1992-01-02 Sayed Mouhammed Soliman Moving picture/false window
CN2096400U (en) * 1991-07-29 1992-02-19 郭静峰 Toy fish pond
GB2256810A (en) * 1991-06-18 1992-12-23 Yang Tsai Ten Aquatic toy device.
GB2304447A (en) * 1995-08-18 1997-03-19 George Edmunds Model ocean wave reproduction
CN2419656Y (en) * 2000-05-12 2001-02-14 林明贵 Lamp base with dynamic floating ornament
CN2450978Y (en) * 2000-10-17 2001-10-03 刘超 Arts water cup
CN1503087A (en) * 2002-11-27 2004-06-09 上海辰兴物资有限公司 Liquid clock
CN2638187Y (en) * 2003-07-28 2004-09-01 张宇顺 Shelf with dynamic display
CN2652477Y (en) * 2003-09-24 2004-11-03 张逸夫 Buoyance magnetic driven toy
CN2686026Y (en) * 2004-03-16 2005-03-16 张宇顺 Interesting dynamic liquid ornament
JP2005288982A (en) * 2004-04-05 2005-10-20 Amada Insatsu Kako Kk Fountain ornament
CN201157668Y (en) * 2008-02-22 2008-12-03 袁忠军 Game machine support with liquid decorative effect
CN203735864U (en) * 2013-12-23 2014-07-30 广东日美光电科技有限公司 Multilayer display goods shelf with virtual window
CN206819709U (en) * 2017-06-08 2017-12-29 深圳市大象建筑空间设计有限公司 A kind of displaying model of exhibition room
CN209202616U (en) * 2018-11-07 2019-08-06 深圳市天辰展示制品有限公司 A kind of integral type sector Luminous display frame of the more exhibition positions of band

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB274642A (en) * 1926-07-20 1927-07-28 Henry Fearnley Coll Advertising device
CN2215420Y (en) * 1994-05-24 1995-12-20 李国威 Dynamic Wraparound Ornament
CN2550870Y (en) * 2002-06-17 2003-05-14 刘江河 Driving device for dynamic landscape decoration objects
US7811177B2 (en) * 2005-09-02 2010-10-12 Water Ride Concepts, Inc. Water amusement system and method including a self-contained floating marine park
CN101308409A (en) * 2007-05-18 2008-11-19 李伟高 Dynamic decoration mouse
CN205121915U (en) * 2015-11-26 2016-03-30 深圳市蓝泰源信息技术股份有限公司 Suggestion electronic bus stop board arrives at a station
CN206907422U (en) * 2017-07-03 2018-01-19 张颖 A kind of ideological and political education promotional plate
CN108257526B (en) * 2017-12-29 2020-04-03 重庆紫苑广告有限公司 Rotary billboard
CN108922391A (en) * 2018-06-29 2018-11-30 芜湖等莱智能科技有限公司 A kind of digital signage device suitable for lake surface landscape
CN209651039U (en) * 2019-02-15 2019-11-19 江苏长青农化南通有限公司 A kind of diafenthiuron emulsion processing products storage bucket

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245403A (en) * 1990-04-20 1992-01-02 Sayed Mouhammed Soliman Moving picture/false window
GB2256810A (en) * 1991-06-18 1992-12-23 Yang Tsai Ten Aquatic toy device.
CN2096400U (en) * 1991-07-29 1992-02-19 郭静峰 Toy fish pond
GB2304447A (en) * 1995-08-18 1997-03-19 George Edmunds Model ocean wave reproduction
CN2419656Y (en) * 2000-05-12 2001-02-14 林明贵 Lamp base with dynamic floating ornament
CN2450978Y (en) * 2000-10-17 2001-10-03 刘超 Arts water cup
CN1503087A (en) * 2002-11-27 2004-06-09 上海辰兴物资有限公司 Liquid clock
CN2638187Y (en) * 2003-07-28 2004-09-01 张宇顺 Shelf with dynamic display
CN2652477Y (en) * 2003-09-24 2004-11-03 张逸夫 Buoyance magnetic driven toy
CN2686026Y (en) * 2004-03-16 2005-03-16 张宇顺 Interesting dynamic liquid ornament
JP2005288982A (en) * 2004-04-05 2005-10-20 Amada Insatsu Kako Kk Fountain ornament
CN201157668Y (en) * 2008-02-22 2008-12-03 袁忠军 Game machine support with liquid decorative effect
CN203735864U (en) * 2013-12-23 2014-07-30 广东日美光电科技有限公司 Multilayer display goods shelf with virtual window
CN206819709U (en) * 2017-06-08 2017-12-29 深圳市大象建筑空间设计有限公司 A kind of displaying model of exhibition room
CN209202616U (en) * 2018-11-07 2019-08-06 深圳市天辰展示制品有限公司 A kind of integral type sector Luminous display frame of the more exhibition positions of band

Also Published As

Publication number Publication date
CN110796967A (en) 2020-02-14

Similar Documents

Publication Publication Date Title
CN107863031A (en) A kind of windproof advertisement picture device
CN110796967B (en) Vehicle exhibition propaganda board
CN210925069U (en) Auxiliary teaching device for planar design teaching
CN211827982U (en) Planar design bill-board multiaspect display device
CN207867837U (en) A kind of display equipment of view-based access control model persistence effect
CN103439828A (en) Liquid crystal display for colored display picture under mirror surface background and key manufacturing process thereof
CN203385963U (en) Liquid crystal display capable of displaying color frame under white background
CN207367560U (en) Ideological and political propaganda contrast Show board
CN213958467U (en) Vehicle-mounted height-adjustable display screen
CN205255832U (en) Teaching chalkboard
CN210223074U (en) Automobile simulation display equipment based on holographic projection technology
CN203385962U (en) Liquid crystal display capable of displaying color image under mirror surface background
JP4196659B2 (en) Information display body, manufacturing method and usage thereof
CN213400217U (en) Teaching presentation device based on visual transmission design
CN206961478U (en) A kind of pedagogy promotional display column
CN208507024U (en) A kind of preschool education teaching displaying cylinder
CN201004307Y (en) Novel communication high-speed rotary display screen
CN2145118Y (en) Magnetic writing apparatus
CN214363052U (en) Sign board for highway construction
CN217822008U (en) An advertising sign with flip function
CN206757914U (en) A kind of teaching of Chinese open air presentation device
CN217553563U (en) Goods of furniture for display rather than for use of simulation boats and ships jolt in ocean
CN220824093U (en) Teaching display device
CN205487251U (en) Lift -cabin door with display device
CN219133677U (en) Intelligent blackboard and control system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant