CN109296913A - A kind of oscillation adjustment formula electronic information board - Google Patents
A kind of oscillation adjustment formula electronic information board Download PDFInfo
- Publication number
- CN109296913A CN109296913A CN201811374798.0A CN201811374798A CN109296913A CN 109296913 A CN109296913 A CN 109296913A CN 201811374798 A CN201811374798 A CN 201811374798A CN 109296913 A CN109296913 A CN 109296913A
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- Prior art keywords
- rotation
- mounting
- limited
- electronic information
- energy supply
- 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
Links
- 230000010355 oscillation Effects 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 230000001427 coherent effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to electronic information fields, specifically a kind of oscillation adjustment formula electronic information board, including horizontally disposed fixed mounting plate, the upper end of fixed mounting plate is provided with energy supply transmission mounting cup, the energy supply transmission mounting cup is internally provided with energy supply structure and steering drive mechanism, the upper end of the support mounting cylinder is provided with rotation-limited structure, cooperate the rotation of rotation-limited mounting groove and limit spherical surface turning set rotation by rotation-limited mounting ring, it realizes and rotates synchronously, and it completes to swing operation by automatically controlled swing wire spool, so that the angle that electronic information is shown is not only limited to the adjusting in plane, it can also carry out wider angular adjustment, adapt to different displaying demands, so that device is applied widely, Space adjustment is efficient and convenient, bandwagon effect is outstanding, it is rotatably assorted by the rotation conducting ring of upper and lower two sides and couples power supply , realizing can also continue to keep power supply in rotation process, so that the displacement of shaft is more coherent, demonstrate one's ability strong.
Description
Technical field
The present invention relates to electronic information field, specifically a kind of oscillation adjustment formula electronic information board.
Background technique
Message board also known as direction board, are typically placed on road, come for driver and pedestrian indicate road, direction and away from
From with the raising of the level of informatization, existing message board includes biography of the electronic devices such as liquid crystal display as information more
Broadcast carrier.Chinese patent (notification number CN208000710U) discloses a kind of solar energy electronic message board, only in terms of energy supply
It improves, but powers for smoothness, show that adjust etc. still remains problem.
To solve the above-mentioned problems, it proposes the present invention, the rotation of rotation-limited mounting groove is cooperated by rotation-limited mounting ring
And limit spherical surface turning set rotation, it realizes and rotates synchronously, and complete to swing operation by automatically controlled swing wire spool, so that electronics
The angle that information is shown is not only limited to the adjusting in plane, additionally it is possible to carry out wider angular adjustment, adapt to different exhibitions
Show demand, so that device is applied widely, Space adjustment is efficient and convenient, and bandwagon effect is outstanding, leads by the rotation of upper and lower two sides
Electric ring, which is rotatably assorted, couples power supply, and realizing can also continue to keep powering in rotation process, so that the displacement of shaft is more coherent, exhibition
Show that ability is strong.
Summary of the invention
The purpose of the present invention is to provide a kind of oscillation adjustment formula electronic information boards, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of oscillation adjustment formula electronic information board, including horizontally disposed fixed mounting plate, fixed mounting plate is close to marginal position
It is angularly provided with fixed mounting hole, the upper end of fixed mounting plate is provided with energy supply transmission mounting cup, energy supply transmission mounting cup
Upper end has been arranged vertically upwards support mounting cylinder, and the energy supply transmission mounting cup is internally provided with energy supply structure and steering transmission
The upper end of structure, the support mounting cylinder is provided with rotation-limited structure, and the middle position of mounting cylinder is supported to be provided with synchronous turn
To recurring structure is swung, the energy supply structure includes the horizontally disposed mandruka installation of lower semisection inside energy supply transmission mounting cup
Plate, the drive mechanism that turns to includes the transmission installation for supporting the energy supply transmission mounting cup inner horizontal setting of mounting cylinder face
Frame, supports the middle position of mounting cylinder to be vertically arranged with active rotating shaft, and the lower end of active rotating shaft is protruded into horizontal in transmission mounting rack
It is provided with transmission gear, is inlayed vertically in the mandruka mounting plate of the right half section of downside face of the transmission mounting rack and is provided with master
Dynamic motor, the rotation-limited structure include the rotation-limited set for supporting the setting of mounting cylinder upper end, and the upper end of active rotating shaft is stretched out
Rotation-limited set is equipped with limit spherical surface turning set, and limit spherical surface swivel becket set inner rotation is equipped with limit and swings ball
Axis, the upper semisection of the limit spherical surface turning set are angularly provided with limit swinging chute, and limit swings ball axis and cooperates each limit
Swinging chute, which stretches out, is provided with swing mounting post, and synchronous turn to swings recurring structure including supporting mounting cylinder middle position to match
The rotation-limited mounting groove of active rotating shaft coaxial arrangement is closed, the inner horizontal rotation of rotation-limited mounting groove is provided with rotation-limited
It is conductive that the lower end Internal and external cycle cooperation of mounting ring, the rotation-limited mounting ring and rotation-limited mounting groove is rotatably equipped with rotation
Ring.
As a further solution of the present invention: the inside homogeneous vertical of the mandruka mounting plate inlay be provided with it is several
Battery.
As a further solution of the present invention: the upper end of the active motor protrudes into transmission mounting rack and is provided with motor turn
Axis, machine shaft cooperation transmission gear level have been engaged driving gear.
As a further solution of the present invention: it is described swing mounting post outer end pass through reset shaft stretching be provided with it is glimmering
Curtain mounting plate, the horizontal covering in the upper end of screen mounting plate are provided with display panel.
As a further solution of the present invention: the swing mounting post passes through stretch conducting wire and connect with support mounting cylinder.
As a further solution of the present invention: the inside of the rotation-limited mounting ring angularly connects active rotating shaft setting
There are several driving columns, the swing mounting post of the outside cooperation top of rotation-limited mounting ring, which corresponds to stretch out, is provided with wobble wheel
Frame.
As further scheme of the invention: the swinging wheel carrier outer end, which rotates, is provided with automatically controlled swing wire spool,
Automatically controlled swing wire spool is connected with traction rope with corresponding swing mounting post.
Compared with prior art, the beneficial effects of the present invention are: cooperating rotation-limited installation by rotation-limited mounting ring
Slot rotation and limit spherical surface turning set rotation, realize and rotate synchronously, and complete to swing operation by automatically controlled swing wire spool, make
It obtains the angle that electronic information is shown and is not only limited to the adjusting in plane, additionally it is possible to carry out wider angular adjustment, adapt to not
Same displaying demand, so that device is applied widely, Space adjustment is efficient and convenient, and bandwagon effect is outstanding, passes through upper and lower two sides
Rotation conducting ring, which is rotatably assorted, couples power supply, and realizing can also continue to keep powering in rotation process, so that the displacement of shaft is more
It is coherent, it demonstrates one's ability strong.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of oscillation adjustment formula electronic information board.
Fig. 2 is the synchronous partial structural diagram for turning to swing recurring structure in a kind of oscillation adjustment formula electronic information board.
Fig. 3 is a kind of top view of display panel in oscillation adjustment formula electronic information board.
Fig. 4 is the top view that spherical surface turning set is limited in a kind of oscillation adjustment formula electronic information board.
1- fixed mounting plate, 2- active motor, 3- battery, 4- mandruka mounting plate, 5- fixed mounting hole, 6- energy supply
Transmission mounting cup, 7- transmission mounting rack, 8- driving gear, 9- transmission gear, 10- support mounting cylinder, 11- active rotating shaft, 12- are led
Messenger, 13- limit spherical surface turning set, 14- limit swinging chute, 15- stretch conducting wire, 16- reset shaft, 17- screen mounting plate,
18- display panel, 19- swing mounting post, 20- limit swings ball axis, 21- rotates conducting ring, 22- rotation-limited mounting groove, 23-
The automatically controlled swing wire spool of rotation-limited mounting ring, 24- swinging wheel carrier, 25-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of oscillation adjustment formula electronic information board, including horizontally disposed fixed peace
Loading board 1, fixed mounting plate 1 are angularly provided with fixed mounting hole 5 close to marginal position, and the upper end of fixed mounting plate 1 is provided with
Energy supply transmission mounting cup 6, the upper end of energy supply transmission mounting cup 6 have been arranged vertically upwards support mounting cylinder 10, the energy supply transmission
Mounting cup 6 is internally provided with energy supply structure and steering drive mechanism, and the upper end of the support mounting cylinder 10 is provided with limit and turns
Dynamic structure, the middle position of support mounting cylinder 10 are provided with synchronous turn to and swing recurring structure, and the energy supply structure includes energy supply
It is driven the horizontally disposed mandruka mounting plate 4 of 6 inside lower semisection of mounting cup, the inside homogeneous vertical of mandruka mounting plate 4
It is provided with dry battery 3 if inlaying, the drive mechanism that turns to includes in the energy supply transmission mounting cup 6 for support 10 face of mounting cylinder
The middle position of the horizontally disposed transmission mounting rack 7 in portion, support mounting cylinder 10 is vertically arranged with active rotating shaft 11, active rotating shaft 11
Lower end protrude into be horizontally disposed in transmission mounting rack 7 and have a transmission gear 9,7 right half section of downside face of transmission mounting rack it is more
It is inlayed vertically in hole sponge mounting plate 4 and is provided with active motor 2, the upper end of active motor 2 protrudes into transmission mounting rack 7 and is provided with electricity
Machine shaft, machine shaft cooperation 9 level of transmission gear have been engaged driving gear 8, and the rotation-limited structure includes support
The rotation-limited set of 10 upper end of mounting cylinder setting, the upper end of active rotating shaft 11 stretch out rotation-limited set and are equipped with limit spherical surface
Turning set 13, limit spherical surface swivel becket set inner rotation are equipped with limit and swing ball axis 20, the limit spherical surface turning set 13
Upper semisection is angularly provided with limit swinging chute 14, and limit swings ball axis 20 and cooperates each limit swinging chute 14 to stretch out to be provided with
Mounting post 19 is swung, the outer end for swinging mounting post 19 passes through the reset stretching of shaft 16 and is provided with screen mounting plate 17, glimmering
The horizontal covering in the upper end of curtain mounting plate 17 is provided with display panel 18, and swings mounting post 19 by stretch conducting wire 15 and branch
It supports mounting cylinder 10 to connect, the synchronous swing recurring structure that turns to includes that support 10 middle position of mounting cylinder cooperates active rotating shaft 11
The inner horizontal rotation of the rotation-limited mounting groove 22 of coaxial arrangement, rotation-limited mounting groove 22 is provided with rotation-limited mounting ring
23, the inside of the rotation-limited mounting ring 23 angularly connects active rotating shaft 11 and is provided with several driving columns, rotation-limited peace
The swing mounting post 19 of the outside cooperation top of dress ring 23, which corresponds to stretch out, is provided with swinging wheel carrier 24, the swinging wheel carrier 24
Outer end, which rotates, is provided with automatically controlled swing wire spool 25, and automatically controlled swing wire spool 25 is set with the connection of corresponding swing mounting post 19
It is equipped with traction rope 12, is bolted and fixes 1 communication apparatus of fixed mounting plate together, under the energy supply of battery 3, starting
Active motor 2 makes it that driving gear 8 be driven to cooperate 9 engaged transmission of transmission gear, realizes that active rotating shaft 11 rotates, active rotating shaft 11
Driving limit spherical surface turning set 13 swings ball axis 20 together with limit and rotates, while also driving rotation-limited mounting ring 23 cooperation limit
It is rotatablely installed slot 22 to rotate, realizes and rotate displacement in plane, and act on traction by starting each automatically controlled swing wire spool 25
Rope 12 realizes that four groups of display panels 18 are swung with the swing of each screen mounting plate 17, realizes the variation of direction, so that dress
Setting has the effect of that space conjugates direction, cooperates the rotation of rotation-limited mounting groove 22 and limit by rotation-limited mounting ring 23
13 rotation of spherical rotation set, realizes and rotates synchronously, and completes to swing operation by automatically controlled swing wire spool 25, so that electronic information
The angle of displaying is not only limited to the adjusting in plane, additionally it is possible to carry out wider angular adjustment, adapting to different displayings needs
It asks, so that device is applied widely, Space adjustment is efficient and convenient, and bandwagon effect is outstanding.
Embodiment two
Referring to Fig.2, on the basis of example 1, in the lower end of the rotation-limited mounting ring 23 and rotation-limited mounting groove 22
Outer ring cooperation is rotatably equipped with rotation conducting ring 21, is rotatably assorted by the rotation conducting ring 21 of upper and lower two sides and couples power supply, real
It can also continue to keep power supply in existing rotation process, so that the displacement of shaft is more coherent, demonstrate one's ability strong.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of oscillation adjustment formula electronic information board, including horizontally disposed fixed mounting plate (1), fixed mounting plate (1) are close
Marginal position is angularly provided with fixed mounting hole (5), and the upper end of fixed mounting plate (1) is provided with energy supply transmission mounting cup (6),
The upper end of energy supply transmission mounting cup (6) has been arranged vertically upwards support mounting cylinder (10), and the energy supply is driven the interior of mounting cup (6)
Portion is provided with energy supply structure and turns to drive mechanism, and the upper end of support mounting cylinder (10) is provided with rotation-limited structure, props up
The middle position of support mounting cylinder (10) is provided with synchronous turn to and swings recurring structure, which is characterized in that the energy supply structure includes
The horizontally disposed mandruka mounting plate (4) of the internal lower semisection of energy supply transmission mounting cup (6), the steering drive mechanism include branch
The transmission mounting rack (7) for supportting energy supply transmission mounting cup (6) the inner horizontal setting of mounting cylinder (10) face, supports mounting cylinder (10)
Middle position be vertically arranged with active rotating shaft (11), the lower end of active rotating shaft (11) is protruded into transmission mounting rack (7) interior level and is set
It is equipped with transmission gear (9), is inlayed vertically in the mandruka mounting plate (4) of the right half section of downside face of the transmission mounting rack (7)
It is provided with active motor (2), the rotation-limited structure includes the rotation-limited set of support mounting cylinder (10) upper end setting, actively
The upper end of shaft (11) stretches out rotation-limited set and is equipped with limit spherical surface turning set (13), and limit spherical surface swivel becket set is internal
It is rotatably equipped with limit and swings ball axis (20), the upper semisection of limit spherical surface turning set (13) is angularly provided with limit and swings
Slot (14), each limit swinging chute (14) of limit swing ball axis (20) cooperation, which stretches out to be provided with, swings mounting post (19), described
It is synchronous to turn to the limit for swinging that recurring structure includes support mounting cylinder (10) middle position cooperation active rotating shaft (11) coaxial arrangement
It is rotatablely installed slot (22), the inner horizontal rotation of rotation-limited mounting groove (22) is provided with rotation-limited mounting ring (23), described
The cooperation of the lower end Internal and external cycle of rotation-limited mounting ring (23) and rotation-limited mounting groove (22) is rotatably equipped with rotation conducting ring
(21).
2. a kind of oscillation adjustment formula electronic information board according to claim 1, which is characterized in that the mandruka installation
Plate (4) if inside homogeneous vertical inlay and be provided with dry battery (3).
3. a kind of oscillation adjustment formula electronic information board according to claim 1, which is characterized in that the active motor (2)
Upper end protrude into transmission mounting rack (7) and be provided with machine shaft, machine shaft cooperation transmission gear (9) level has been engaged master
Moving gear (8).
4. a kind of oscillation adjustment formula electronic information board according to claim 1, which is characterized in that the swing mounting post
(19) outer end passes through reset shaft (16) stretching and is provided with screen mounting plate (17), the upper end Jun Shui of screen mounting plate (17)
Flat covering is provided with display panel (18).
5. a kind of oscillation adjustment formula electronic information board according to claim 4, which is characterized in that the swing mounting post
(19) it is connect by stretch conducting wire (15) with support mounting cylinder (10).
6. a kind of oscillation adjustment formula electronic information board according to claim 1, which is characterized in that the rotation-limited installation
The inside of ring (23) angularly connects active rotating shaft (11) and is provided with several driving columns, and the outside of rotation-limited mounting ring (23) is matched
The swing mounting post (19) for the side of closing, which corresponds to stretch out, is provided with swinging wheel carrier (24).
7. a kind of oscillation adjustment formula electronic information board according to claim 6, which is characterized in that the swinging wheel carrier (24)
Outer end, which rotates, is provided with automatically controlled swing wire spool (25), automatically controlled swing wire spool (25) with corresponding swing mounting post (19)
It is connected with traction rope (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374798.0A CN109296913A (en) | 2018-11-19 | 2018-11-19 | A kind of oscillation adjustment formula electronic information board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374798.0A CN109296913A (en) | 2018-11-19 | 2018-11-19 | A kind of oscillation adjustment formula electronic information board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109296913A true CN109296913A (en) | 2019-02-01 |
Family
ID=65144406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811374798.0A Pending CN109296913A (en) | 2018-11-19 | 2018-11-19 | A kind of oscillation adjustment formula electronic information board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109296913A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425740A (en) * | 2020-04-02 | 2020-07-17 | 翟中海 | Intelligent community user external independent community propaganda device |
| CN112750386A (en) * | 2021-01-18 | 2021-05-04 | 山东女子学院 | Real-time interactive 3D holographic projection equipment |
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| CN204494279U (en) * | 2015-02-04 | 2015-07-22 | 嘉兴奥力弗光伏科技有限公司 | A kind of solar street light |
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| CN208000710U (en) * | 2018-04-23 | 2018-10-23 | 谢子星 | A kind of solar energy electronic message board |
| CN108809221A (en) * | 2018-06-19 | 2018-11-13 | 江苏燕山光伏设备有限公司 | A kind of photovoltaic generating system mechanism of spatially-variable |
| CN208110998U (en) * | 2018-05-10 | 2018-11-16 | 张淼 | A kind of road and bridge construction movable multifunctional warning sign |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202008002393U1 (en) * | 2008-02-20 | 2008-06-19 | Lamm, Stefan | Self-supporting viewing column for LCD and plasma screens |
| CN204494279U (en) * | 2015-02-04 | 2015-07-22 | 嘉兴奥力弗光伏科技有限公司 | A kind of solar street light |
| CN206400978U (en) * | 2017-01-16 | 2017-08-11 | 西京学院 | A kind of solar energy electronic message board |
| CN206877620U (en) * | 2017-07-17 | 2018-01-12 | 隆清泉 | A kind of energy-saving engineering management warning sign |
| CN207304445U (en) * | 2017-08-16 | 2018-05-01 | 邯郸能曜能源科技有限公司 | A kind of balanced type mounting bracket for photovoltaic generation |
| CN207864972U (en) * | 2017-12-22 | 2018-09-14 | 天津六七八科技有限公司 | A kind of conference terminal support device |
| CN208000710U (en) * | 2018-04-23 | 2018-10-23 | 谢子星 | A kind of solar energy electronic message board |
| CN208110998U (en) * | 2018-05-10 | 2018-11-16 | 张淼 | A kind of road and bridge construction movable multifunctional warning sign |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111425740A (en) * | 2020-04-02 | 2020-07-17 | 翟中海 | Intelligent community user external independent community propaganda device |
| CN112750386A (en) * | 2021-01-18 | 2021-05-04 | 山东女子学院 | Real-time interactive 3D holographic projection equipment |
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Application publication date: 20190201 |
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| RJ01 | Rejection of invention patent application after publication |