CN112259012A - Display device for life health information propaganda - Google Patents
Display device for life health information propaganda Download PDFInfo
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- CN112259012A CN112259012A CN202011366086.1A CN202011366086A CN112259012A CN 112259012 A CN112259012 A CN 112259012A CN 202011366086 A CN202011366086 A CN 202011366086A CN 112259012 A CN112259012 A CN 112259012A
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- fixedly connected
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- display device
- health information
- life health
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
- G09F11/02—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles
- G09F11/10—Electrical control therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
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- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention belongs to the field of information propaganda, in particular to a display device for propagating life health information, aiming at the problems that the prior display board is often small in display space, so that the display content is less, the display board is too large and is inconvenient to transfer, and the prior display board is often not provided with other functions, so that passers-by can not watch actively and the propaganda effect is poor, the invention provides the following scheme, which comprises a base, wherein the top of the base is fixedly connected with a support column, the outer side of the support column is fixedly sleeved with a first bearing, the first bearing is fixedly connected with three first connecting rods, one end of each of the three first connecting rods is fixedly connected with the same large triangular display board, the invention effectively expands the display area through two triangular display boards which can be lifted and stored, is convenient to store and transfer, and is provided with a seat which is convenient to pause, the convenience is passed the pedestrian and is rested on and watch the show board, further promotion propaganda effect.
Description
Technical Field
The invention relates to the technical field of information propaganda, in particular to a display device for life health information propaganda.
Background
The life-life health right is the most fundamental personal right of the citizen, is the first right of the citizen, is the basis for the citizen to enjoy other rights, the life health right comprises two parts of life right and health right, the minors enjoy life safety and body health, and are protected by laws, any organization or individual can not be illegally damaged, the life right refers to the right that the life safety enjoyed by the citizen is not illegally deprived and jeopardized, the health right refers to the right that the citizen protects each organ and function safety of the self body, the life and health are the basis for all rights enjoyed by the citizen, if the life health right can not be guaranteed, other rights of the citizen can not be realized or are difficult to realize, and are the basis for the right exercised by the citizen, and the life health right refers to the health of the life safety, the integrity and physiological functions and psychological states of the citizen, including a life weight, a body weight, and a health weight.
But present show board often the show space is less, leads to show content less, and the show board is too big leads to it to be not convenient for to shift again, and present show board often does not possess other functions for passerby can not initiatively go to watch, leads to its propaganda effect poor.
Disclosure of Invention
The invention aims to solve the problems that display contents are less due to the fact that a display board is often small in display space, the display board is too large and inconvenient to transfer, and the conventional display board is often not provided with other functions, so that passers-by cannot watch the display board actively, and the propaganda effect is poor in the prior art, and provides a life health information propaganda display device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a life health information propaganda display device, the on-line screen storage device comprises a base, the top fixedly connected with support column of base, the outside fixed cover of support column is equipped with first bearing, the three head rod of fixedly connected with on the first bearing, the same big triangle show board of one end fixedly connected with of three head rod, slidable mounting has little triangle show board on the inner wall of big triangle show board, the three horizontal pole of the outside fixedly connected with of support column, the equal slidable mounting of one end of three horizontal pole has the rectangle pole, the equal fixedly connected with seat of one end of three rectangle pole, the equal fixedly connected with bracing piece in bottom of three seat, the bottom of three bracing piece all is provided with the gyro wheel, the installation cavity has been seted up on the support column, fixed mounting.
Preferably, first rectangle spout has been seted up on the top of support column, and slidable mounting has the rectangle post in the first rectangle spout, and the fixed cover in the top outside of rectangle post is equipped with the second bearing, the three second connecting rod of outside fixedly connected with of second bearing, the one end of three second connecting rod all with little triangle show board's inner wall fixed connection.
Preferably, all set up flutedly on the three seat, second rectangle spout has all been seted up to the one end of three horizontal pole, and slidable mounting is in three second rectangle spout respectively to the other end of three rectangle pole, and the other end of three rectangle pole extend to respectively in the three recess and with one side inner wall fixed connection of three recess, three horizontal pole cooperatees with three recess respectively.
Preferably, a transmission cavity is formed in the supporting column, a first rotating shaft is welded to an output shaft of the first motor, and one end of the first rotating shaft extends into the transmission cavity and is fixedly connected with a conical fluted disc.
Preferably, the transmission cavity has all been seted up first rotatory hole with one side that three rectangle spout is close to mutually respectively, and the first threaded rod is installed all to rotating in the three first rotatory hole, and first thread groove has all been seted up to the other end of three rectangle pole, and the one end of three first threaded rod extends to in the three second rectangle spout respectively and threaded mounting is in three first thread groove.
Preferably, the other ends of the three first threaded rods extend into the transmission cavity and are fixedly connected with bevel gears, and the three bevel gears are meshed with the bevel gear disc.
Preferably, the transmission cavity and the side, close to each other, of the first rectangular sliding groove are provided with a second rotating hole, a second threaded rod is rotatably mounted in the second rotating hole, and the second threaded rod extends into the transmission cavity and is fixedly connected with the top of the conical fluted disc.
Preferably, the bottom end of the rectangular column is provided with a second thread groove, and the top end of the second threaded rod extends into the first rectangular sliding groove and is installed in the second thread groove in a threaded manner.
Preferably, the fixed cover in the outside of first bearing is equipped with the ring gear, and the top fixed mounting of a horizontal pole in the three horizontal pole has the second motor, and the welding has the second rotation axis on the output shaft of second motor, and the top fixedly connected with gear of second rotation axis, gear and ring gear mesh mutually.
Preferably, three spouts have been seted up on the inner wall of big triangle show board, equal fixedly connected with slider in the three spout, one side of three slider all with the outside fixed connection of little triangle show board.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the scheme, the large triangular display board is matched with the small triangular display board, and the sliding block is matched with the sliding groove, so that the small triangular display board is convenient to store in the large triangular display board, the whole volume of the small triangular display board is reduced, the small triangular display board is convenient to transfer, and meanwhile, enough display space is provided;
2. according to the scheme, the conical fluted disc is matched with the bevel gear, the first threaded rod is matched with the rectangular rod through the first threaded groove, and the rectangular rod is matched with the seat through the groove, so that the display device is provided with the seat convenient to store, pedestrians can conveniently stop and rest, and the resting pedestrians face the display board, and the purpose of enhancing information propaganda is achieved;
3. according to the scheme, the gear is matched with the gear ring, and the first bearing is matched with the large triangle display board through the first connecting rod, so that the large triangle and the small triangle can rotate at a low speed, the information propaganda of the large triangle and the small triangle can be facilitated, and meanwhile, the propaganda information can be conveniently checked by resting pedestrians;
according to the invention, through the two triangular display boards which can be lifted and stored, the display area is effectively expanded, meanwhile, the triangular display boards are convenient to store and transfer, and the chair which is convenient to rest is arranged, so that pedestrians can conveniently rest and watch the display boards, and the propaganda effect is further improved.
Drawings
FIG. 1 is a schematic structural view of a display device for promoting life health information according to the present invention;
FIG. 2 is a schematic top view of a large triangular display board and a small triangular display board of the display device for promoting life health information according to the present invention;
FIG. 3 is a schematic top view of a triangular display board of the display device for promoting life health information according to the present invention;
FIG. 4 is a schematic top view of a small triangular display board of the display device for promoting life health information according to the present invention;
fig. 5 is an enlarged schematic structural view of a part a in fig. 1 of the display device for promoting life health information according to the present invention.
In the figure: the device comprises a base 1, a support column 2, a first bearing 3, a first connecting rod 4, a big triangle display board 5, a small triangle display board 6, a cross rod 7, a rectangular rod 8, a seat 9, a support rod 10, a roller 11, a first motor 12, a rectangular column 13, a second bearing 14, a second connecting rod 15, a groove 16, a first rotating shaft 17, a conical fluted disc 18, a first threaded rod 19, a bevel gear 20, a second threaded rod 21, a gear ring 22, a second motor 23, a second rotating shaft 24, a gear 25, a sliding chute 26, a sliding block 27, a mounting cavity 28 and a transmission cavity 29.
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.
Example one
Referring to fig. 1-5, a display device is used in life health information propaganda, including base 1, base 1's top fixedly connected with support column 2, the fixed cover in the outside of support column 2 is equipped with primary shaft bearing 3, three head rod 4 of fixedly connected with on the primary shaft bearing 3, the same big triangle show board 5 of one end fixedly connected with of three head rod 4, slidable mounting has little triangle show board 6 on the inner wall of big triangle show board 5, the three horizontal pole 7 of outside fixedly connected with of support column 2, the equal slidable mounting of one end of three horizontal pole 7 has rectangular pole 8, the equal fixedly connected with seat 9 of one end of three rectangular pole 8, the equal fixedly connected with bracing piece 10 in bottom of three seat 9, the bottom of three bracing piece 10 all is provided with gyro wheel 11, installation cavity 28 has been seted up on the support column 2, fixed mounting has first motor.
In this embodiment, first rectangle spout has been seted up on the top of support column 2, and slidable mounting has rectangle post 13 in the first rectangle spout, and the fixed cover in the top outside of rectangle post 13 is equipped with second bearing 14, the three second connecting rod 15 of the outside fixedly connected with of second bearing 14, the one end of three second connecting rod 15 all with little triangle show board 6's inner wall fixed connection, second bearing 14 can be fixed little triangle show board 6 through second connecting rod 15.
In this embodiment, all set up fluted 16 on the three seat 9, the second rectangle spout has all been seted up to the one end of three horizontal pole 7, and the other end of three rectangle pole 8 is slidable mounting respectively in three second rectangle spout, and the other end of three rectangle pole 8 extend respectively to in the three recess 16 and with one side inner wall fixed connection of three recess 16, three horizontal pole 7 cooperatees with three recess 16 respectively, horizontal pole 7 can be gomphosis mutually with recess 16.
In this embodiment, a transmission cavity 29 is formed in the support column 2, the first rotating shaft 17 is welded to the output shaft of the first motor 12, one end of the first rotating shaft 17 extends into the transmission cavity 29 and is fixedly connected with the bevel gear disc 18, and the first rotating shaft 17 can drive the bevel gear disc 18 to rotate.
In this embodiment, the first rotating hole has all been seted up to one side that transmission chamber 29 is close to with three rectangle spout respectively, and all rotate in the three first rotating hole and install first threaded rod 19, and first thread groove has all been seted up to the other end of three rectangle pole 8, and the one end of three first threaded rod 19 extends to in the three second rectangle spout respectively and threaded mounting is in three first thread groove, and first threaded rod 19 can drive the displacement of rectangle pole 8 through first thread groove.
In this embodiment, the other ends of the three first threaded rods 19 extend into the transmission cavity 29 and are fixedly connected with bevel gears 20, the three bevel gears 20 are all meshed with the bevel gear disc 18, and the bevel gear disc 18 can simultaneously drive the three bevel gears 20 to synchronously rotate.
In this embodiment, one side of the transmission cavity 29, which is close to the first rectangular sliding groove, is provided with a second rotating hole, the second rotating hole is rotatably provided with a second threaded rod 21, the second threaded rod 21 extends into the transmission cavity 29 and is fixedly connected to the top of the conical-toothed disc 18, and the conical-toothed disc 18 can drive the second threaded rod 21 to rotate.
In this embodiment, the bottom end of the rectangular column 13 is provided with a second thread groove, the top end of the second threaded rod 21 extends into the first rectangular sliding groove and is threadedly mounted in the second thread groove, and the second threaded rod 21 can drive the rectangular column 13 to displace through the second thread groove.
In this embodiment, the outer side of the first bearing 3 is fixedly sleeved with a gear ring 22, the top of one cross rod 7 of the three cross rods 7 is fixedly provided with a second motor 23, an output shaft of the second motor 23 is welded with a second rotating shaft 24, the top end of the second rotating shaft 24 is fixedly connected with a gear 25, the gear 25 is meshed with the gear ring 22, and the gear 25 can drive the gear ring 22 to rotate.
In this embodiment, three spout 26 has been seted up on big triangle show board 5's the inner wall, equal fixedly connected with slider 27 in the three spout 26, one side of three slider 27 all with little triangle show board 6's outside fixed connection, slider 27 can be along the displacement of spout 26.
Example two
Referring to fig. 1-5, a life health information propaganda display device comprises a base 1, the top of the base 1 is fixedly connected with a support column 2 by welding, the outer side of the support column 2 is provided with a first bearing 3 by welding a fixed sleeve, the first bearing 3 is fixedly connected with three first connecting rods 4 by welding, one end of each of the three first connecting rods 4 is fixedly connected with the same large triangular display plate 5 by welding, the inner wall of the large triangular display plate 5 is slidably provided with a small triangular display plate 6, the outer side of the support column 2 is fixedly connected with three cross rods 7 by welding, one end of each of the three cross rods 7 is slidably provided with a rectangular rod 8, one end of each of the three rectangular rods 8 is fixedly connected with a seat 9 by welding, the bottoms of the three seats 9 are fixedly connected with support rods 10 by welding, the bottom ends of the three support rods 10 are provided with idler wheels 11, the first motor 12 is fixedly mounted in the mounting cavity 28 through bolts.
In this embodiment, first rectangle spout has been seted up on the top of support column 2, slidable mounting has rectangle post 13 in the first rectangle spout, the top outside of rectangle post 13 is equipped with second bearing 14 through the fixed cover of welding, three second connecting rod 15 of welded connection is passed through in the outside of second bearing 14, the one end of three second connecting rod 15 all passes through welded fixed connection with little triangle show board 6's inner wall, second bearing 14 can be fixed little triangle show board 6 through second connecting rod 15.
In this embodiment, all set up fluted 16 on the three seat 9, the second rectangle spout has all been seted up to the one end of three horizontal pole 7, and the other end of three rectangle pole 8 is slidable mounting respectively in three second rectangle spout, and the other end of three rectangle pole 8 extends respectively to in the three recess 16 and pass through welded fastening with one side inner wall of three recess 16 to be connected, and three horizontal pole 7 cooperatees with three recess 16 respectively, and horizontal pole 7 can be gomphosis mutually with recess 16.
In this embodiment, a transmission cavity 29 is formed in the support column 2, the first rotating shaft 17 is welded to the output shaft of the first motor 12, one end of the first rotating shaft 17 extends into the transmission cavity 29 and is fixedly connected with the bevel gear disc 18 by welding, and the first rotating shaft 17 can drive the bevel gear disc 18 to rotate.
In this embodiment, the first rotating hole has all been seted up to one side that transmission chamber 29 is close to with three rectangle spout respectively, and all rotate in the three first rotating hole and install first threaded rod 19, and first thread groove has all been seted up to the other end of three rectangle pole 8, and the one end of three first threaded rod 19 extends to in the three second rectangle spout respectively and threaded mounting is in three first thread groove, and first threaded rod 19 can drive the displacement of rectangle pole 8 through first thread groove.
In this embodiment, the other ends of the three first threaded rods 19 extend into the transmission cavity 29 and are fixedly connected with bevel gears 20 by welding, the three bevel gears 20 are all meshed with the bevel gear disc 18, and the bevel gear disc 18 can simultaneously drive the three bevel gears 20 to synchronously rotate.
In this embodiment, one side of the transmission cavity 29, which is close to the first rectangular sliding groove, is provided with a second rotating hole, the second rotating hole is rotatably provided with a second threaded rod 21, the second threaded rod 21 extends into the transmission cavity 29 and is fixedly connected with the top of the conical fluted disc 18 by welding, and the conical fluted disc 18 can drive the second threaded rod 21 to rotate.
In this embodiment, the bottom end of the rectangular column 13 is provided with a second thread groove, the top end of the second threaded rod 21 extends into the first rectangular sliding groove and is threadedly mounted in the second thread groove, and the second threaded rod 21 can drive the rectangular column 13 to displace through the second thread groove.
In this embodiment, the outside of first bearing 3 is equipped with ring gear 22 through welded fastening cover, and there is second motor 23 at the top of a horizontal pole 7 in three horizontal poles 7 through bolt fixed mounting, and the welding has second rotation axis 24 on the output shaft of second motor 23, and welded fastening is connected with gear 25 on the top of second rotation axis 24, and gear 25 meshes with ring gear 22 mutually, and gear 25 can drive ring gear 22 and rotate.
In this embodiment, three spout 26 has been seted up on big triangle show board 5's the inner wall, all is connected with slider 27 through welded fastening in the three spout 26, and one side of three slider 27 all with little triangle show board 6's outside fixed connection, slider 27 can be along the displacement of spout 26.
In the invention, in normal exhibition, the output shaft of the second motor 23 drives the second rotating shaft 24 to rotate, the second rotating shaft 24 drives the gear 25 to rotate, the gear 25 drives the gear ring 22 to rotate, the gear ring 22 drives the outer ring of the first bearing 3 to rotate, the outer ring of the first bearing 3 drives the big triangle exhibition board 5 to rotate through the first connecting rod 4, the big triangle exhibition board 5 drives the small triangle exhibition board 6 to rotate through the sliding groove 26 and the sliding block 27, so that the contents on the triangle exhibition board can be alternated along with the rotation, thereby being convenient for propagandizing surrounding crowds, simultaneously being convenient for propagandizing the passengers sitting on the seat 9 to have a rest, and simultaneously being capable of seeing the propagandizing contents of the whole triangle board, when the passengers need to be stored and transferred, the first motor 12 is started at the moment, the output shaft of the first motor 12 drives the first rotating shaft 17 to rotate, the first rotating shaft 17 drives the conical gear disc 18 to rotate, awl fluted disc 18 drives bevel gear 20 and rotates, bevel gear 20 drives first threaded rod 19 and rotates, first threaded rod 19 drives rectangular rod 8 through first thread groove and shifts in first rectangle spout, make rectangular rod 8 drive seat 9 and remove and accomodate, awl fluted disc 18 drives second threaded rod 21 and rotates simultaneously, second threaded rod 21 drives rectangle post 13 through second thread groove and shifts in second rectangle spout, make rectangle post 13 accomodate little triangle show board 6 through second bearing 14 and second connecting rod 15 in big triangle show board 5, make its whole occupation space reduce, be convenient for remove the transfer to it.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a life health information propaganda display device, the on-line screen storage device comprises a base, a serial communication port, the top fixedly connected with support column of base, the outside fixed cover of support column is equipped with first bearing, the three head rod of fixedly connected with on the first bearing, the same big triangle show board of one end fixedly connected with of three head rod, slidable mounting has little triangle show board on the inner wall of big triangle show board, the three horizontal pole of the outside fixedly connected with of support column, the equal slidable mounting of one end of three horizontal pole has the rectangle pole, the equal fixedly connected with seat of one end of three rectangle pole, the equal fixedly connected with bracing piece in bottom of three seat, the bottom of three bracing piece all is provided with the gyro wheel, the installation cavity has been seted up on the support column, fixed.
2. The display device for life health information propaganda according to claim 1, wherein the top end of the supporting column is provided with a first rectangular chute, a rectangular column is slidably mounted in the first rectangular chute, a second bearing is fixedly sleeved outside the top end of the rectangular column, three second connecting rods are fixedly connected outside the second bearing, and one end of each of the three second connecting rods is fixedly connected with the inner wall of the small triangular display plate.
3. The life health information propaganda display device according to claim 1, wherein the three seats are provided with grooves, one ends of the three cross bars are provided with second rectangular sliding grooves, the other ends of the three rectangular bars are slidably mounted in the three second rectangular sliding grooves respectively, the other ends of the three rectangular bars extend into the three grooves respectively and are fixedly connected with one side inner walls of the three grooves, and the three cross bars are matched with the three grooves respectively.
4. The life health information propaganda display device according to claim 1, wherein the support column is provided with a transmission cavity, the output shaft of the first motor is welded with a first rotating shaft, and one end of the first rotating shaft extends into the transmission cavity and is fixedly connected with a conical fluted disc.
5. The display device for life health information propaganda according to claim 4, wherein the transmission cavity is respectively provided with first rotating holes at one side adjacent to the three rectangular sliding grooves, the three first rotating holes are respectively rotatably provided with a first threaded rod, the other ends of the three rectangular rods are respectively provided with first threaded grooves, and one ends of the three first threaded rods respectively extend into the three second rectangular sliding grooves and are threadedly mounted in the three first threaded grooves.
6. The display device for life health information propaganda according to claim 5, wherein the other ends of the three first threaded rods extend into the transmission cavity and are fixedly connected with bevel gears, and the three bevel gears are all meshed with the bevel gear disc.
7. The life health information propaganda display device according to claim 4, wherein a same second rotary hole is formed in one side, close to the first rectangular sliding groove, of the transmission cavity, a second threaded rod is rotatably mounted in the second rotary hole, and the second threaded rod extends into the transmission cavity and is fixedly connected with the top of the conical fluted disc.
8. The life health information propaganda display device according to claim 1, wherein a second thread groove is formed at the bottom end of the rectangular column, and the top end of the second thread rod extends into the first rectangular sliding groove and is threadedly mounted in the second thread groove.
9. The life health information propaganda display device according to claim 1, wherein a gear ring is fixedly sleeved on the outer side of the first bearing, a second motor is fixedly mounted at the top of one of the three cross bars, a second rotating shaft is welded on an output shaft of the second motor, a gear is fixedly connected to the top end of the second rotating shaft, and the gear is meshed with the gear ring.
10. The display device for life health information propaganda according to claim 1, wherein the inner wall of the large triangular display board is provided with three sliding grooves, the three sliding grooves are fixedly connected with sliding blocks, and one sides of the three sliding blocks are fixedly connected with the outer side of the small triangular display board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011366086.1A CN112259012A (en) | 2020-11-29 | 2020-11-29 | Display device for life health information propaganda |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011366086.1A CN112259012A (en) | 2020-11-29 | 2020-11-29 | Display device for life health information propaganda |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112259012A true CN112259012A (en) | 2021-01-22 |
Family
ID=74225783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011366086.1A Withdrawn CN112259012A (en) | 2020-11-29 | 2020-11-29 | Display device for life health information propaganda |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112259012A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114067670A (en) * | 2021-11-20 | 2022-02-18 | 李子龙 | Tourism information intelligence VR display system and device based on internet |
| CN115206200A (en) * | 2022-06-14 | 2022-10-18 | 国网山东省电力公司青岛市黄岛区供电公司 | Electric power marketing data display device |
-
2020
- 2020-11-29 CN CN202011366086.1A patent/CN112259012A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114067670A (en) * | 2021-11-20 | 2022-02-18 | 李子龙 | Tourism information intelligence VR display system and device based on internet |
| CN115206200A (en) * | 2022-06-14 | 2022-10-18 | 国网山东省电力公司青岛市黄岛区供电公司 | Electric power marketing data display device |
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Application publication date: 20210122 |
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| WW01 | Invention patent application withdrawn after publication |