CN112205793A - Wall-hanging geographic information display device - Google Patents
Wall-hanging geographic information display device Download PDFInfo
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- CN112205793A CN112205793A CN202011057159.9A CN202011057159A CN112205793A CN 112205793 A CN112205793 A CN 112205793A CN 202011057159 A CN202011057159 A CN 202011057159A CN 112205793 A CN112205793 A CN 112205793A
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- mounting plate
- wall
- positive
- roller
- geographic information
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/02—Devices for holding or supporting maps, drawings, or the like, including means for preventing rolling-up
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention discloses a wall-mounted geographic information display device which comprises a wall-mounted box body, a first mounting plate and a second mounting plate, wherein a liquid crystal display is embedded outside the wall-mounted box body, the first mounting plate, the second mounting plate and a storage chamber are fixed through a fixing mechanism, a winding roller is rotatably connected to the bottom between the first mounting plate and the second mounting plate, a rotating mechanism is arranged on one side of the second mounting plate, a guide roller is slidably connected to the upper portion between the first mounting plate and the second mounting plate, a lifting mechanism is arranged on one side of the second mounting plate, a roll feeding roller is rotatably connected to the middle portion between the first mounting plate and the second mounting plate, a driving mechanism is arranged on one side of the second mounting plate, and the roll feeding roller and the driving mechanism are fixed through a locking mechanism. The invention is convenient to replace the feeding roller, thereby showing different geographical knowledge, needing no teacher to hang the map one by one, saving time and labor, being convenient to show the map with larger size, and having various and more vivid showing modes.
Description
Technical Field
The invention relates to the technical field of geographic information, in particular to a wall-mounted geographic information display device.
Background
For the geographic profession, the research is mainly carried out on the resource environment on the earth surface and the relationship between the resource environment and the social and economic development. For the study of the geographic major, it is rare to show teaching on various geographic information by using maps or other image displays in a major classroom so as to facilitate students to understand and clarify the learned knowledge points.
Most of the existing maps or other images for assisting in displaying geographic information are simply hung on the wall surface, different maps are needed for different geographic information, teachers often need to take and place to hang the maps additionally, the teaching time is increased, the operation is very troublesome, time and labor are wasted, the sizes of the different maps are possibly different, and the operation is inconvenient when the maps are displayed; the existing wall-mounted geographic information display device is used for displaying geographic information only by hanging a map or other images, the mode is single, and the description is not vivid enough.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a wall-mounted geographic information display device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wall-hanging geographic information display device comprises a wall-hanging box body, a first mounting plate and a second mounting plate, wherein a storage chamber is arranged on one side inside the wall-hanging box body, a liquid crystal display is embedded on one side, far away from the storage chamber, outside the wall-hanging box body, of the wall-hanging box body, the second mounting plate is vertically and slidably connected inside the storage chamber, the first mounting plate, the second mounting plate and the storage chamber are fixed through a fixing mechanism, a winding roller is rotatably connected to the bottom, close to one side of the liquid crystal display, between the first mounting plate and the second mounting plate, a clamping plate is rotatably connected to the winding roller through an elastic hinge, a rotating mechanism for driving the winding roller to rotate is arranged on one side, far away from the first mounting plate, of the second mounting plate, a guide roller is slidably connected to the upper portion, located between the first mounting plate and the second mounting plate, the middle part between first mounting panel and the second mounting panel is rotated and is connected with and send the winding up roller, one side that the second mounting panel is close to the apotheca inside is equipped with the drive and sends the actuating mechanism that the winding up roller rotated and removed, send between winding up roller and the actuating mechanism fixed through locking mechanism.
Preferably, first mounting panel and second mounting panel parallel arrangement, the equal horizontally welded at top and the top of keeping away from liquid crystal display one side between first mounting panel and the second mounting panel has the horizontal pole, send the winding up roller outside to cup joint ground picture book, the through-hole has been seted up to the position that is close to on the first mounting panel and send winding up roller one end.
Preferably, slewing mechanism includes first positive and negative motor, first positive and negative motor horizontal installation is in the one corner that second mounting panel one side bottom is close to liquid crystal display, the output shaft of first positive and negative motor runs through the second mounting panel and rotates with the second mounting panel and be connected, the output shaft and the wind-up roll one end welding of first positive and negative motor.
Preferably, actuating mechanism includes the positive and negative motor of second and electronic slip table, horizontal logical groove has been seted up to the middle part level of second mounting panel, the positive and negative motor horizontal installation of second is in horizontal side of leading to the groove and keeping away from first mounting panel, the output shaft of the positive and negative motor of second runs through horizontal logical groove, send winding up roller one end to insert in the output shaft of the positive and negative motor of second, electronic slip table horizontal installation is in the one side that first mounting panel was kept away from to the second mounting panel, the output in electronic slip table is installed on the top of the positive and negative motor of second.
Preferably, locking mechanism includes the inserted bar, the output shaft of the positive and negative motor of second all is equipped with the jack with inserted bar looks adaptation with winding up roller one end, the inserted bar runs through the jack, first recess, two have all been seted up to the one end both sides of inserted bar the equal horizontally welded of first recess inner wall has first spring, two first sloping block has all been welded on the top of first spring.
Preferably, locking mechanism still includes the second sloping block, the second recess, two have all been seted up to the other end both sides of inserted bar the equal horizontally welded of second recess inner wall has the second spring, the second sloping block is equipped with two, two the top welding of second sloping block subsection and two first springs, two the right angle limit of second sloping block and the output shaft contact of the positive and negative motor of second, two the closed angle of first sloping block and the output shaft contact of the positive and negative motor of second.
Preferably, fixed establishment includes first magnet and second magnet, the top and the bottom that the apotheca is close to open-ended both sides inner wall are all inlayed and are had first magnet, the top and the bottom at first mounting panel and second mounting panel both ends are all inlayed and are had the second magnet, first magnet and second magnet magnetism attract mutually.
Preferably, elevating system includes L type pole, the first mounting panel is close to the vertical spout of having seted up in top of second mounting panel one side, the spout top is uncovered state, guide roll one end sliding connection is inside the spout, L type pole one end welds in the guide roll other end, the vertical logical groove of having seted up in top that the second mounting panel is close to liquid crystal display one side, the L type pole other end runs through vertical logical groove.
Preferably, elevating system still includes electric telescopic handle, electric telescopic handle is vertical to be installed in the second mounting panel and keeps away from the below of first mounting panel one side, electric telescopic handle's flexible end top and the welding of L type pole other end.
Preferably, elevating system still includes the positive and negative motor of third, the below of first mounting panel one side is kept away from to positive and negative motor horizontal installation of third in the second mounting panel, the vertical welding in output shaft top of the positive and negative motor of third has the head rod, the head rod other end rotates and is connected with the second connecting rod, the second connecting rod other end and the rotation of the L type pole other end are connected.
The invention has the beneficial effects that:
1. the top end of the roll feeding roller is inserted into an output shaft of a second positive and negative motor, one end of the inserted rod, where the second inclined block is located, faces the roll feeding roller and an insertion hole in the top end of the output shaft of the second positive and negative motor, the insertion hole inner wall extrudes the two second inclined blocks to enable the second inclined blocks to retract into a second groove, after the two second inclined blocks penetrate through the insertion hole, the two second inclined blocks return to the original positions to clamp one sides of the roll feeding roller and the output shaft of the second positive and negative motor under the action of two second springs, the two first inclined blocks clamp the other sides of the roll feeding roller and the output shaft of the second positive and negative motor under the action of the two first springs, the roll feeding roller is well installed, when the roll feeding roller needs to be replaced, only one side, where the two first inclined blocks of the inserted rod are located, of the two first inclined blocks are extruded by the insertion hole inner wall to enable the two first inclined blocks to retract into the first groove to penetrate through the insertion hole, the, the winding feeding roller is convenient to replace, so that different geographical knowledge can be displayed.
2. Send the winding up roller to install the back, in the cardboard of winding up roller is gone into to the one end of map book by the guide roll card, then map or other image information show between winding up roller and guide roll, drive the winding up roller through first positive and negative motor and rotate, the winding up roller is sent in the drive of the positive and negative motor of second, can be with the map book from sending the winding up roller to the direction of winding up roller and carry, can show different map or other image information on same map book one by one, need not teacher and hang map or other images one by one, the operation is simpler and more convenient, time saving and labor saving.
3. Because the sizes of different maps or other image information on the same map roll are slightly different, the map or other images with larger sizes cannot be completely displayed at a certain distance between the winding roll and the guide roll, the map roll is loosened by driving the winding roll to move towards the winding roll and the guide roll through the driving mechanism, and then the lifting mechanism is started to drive the guide roll to move upwards to tighten the map roll again, so that the distance between the winding roll and the guide roll is increased, and the map or other images with larger sizes can be conveniently displayed.
4. Not only show through map of difference on the map book or other image to geographic information, still carry out dynamic show through liquid crystal display broadcast video etc. to geographic information, the show mode is various, and the information show is more lively, is convenient for more that the student understands.
Drawings
Fig. 1 is a schematic structural diagram of a wall-mounted geographic information display apparatus according to an embodiment 1 of the present invention;
FIG. 2 is a front partial sectional view of an embodiment 1 of a wall-mounted geographic information display apparatus according to the present invention;
FIG. 3 is a top partial cross-sectional view of an embodiment 1 of a wall-mounted geographic information display device according to the present invention;
FIG. 4 is an enlarged view of the wall-hanging geographic information display device at the point A according to the embodiment 1 of the present invention;
FIG. 5 is a sectional view of a wind-up roll of embodiment 1 of a wall-hanging geographic information display device according to the present invention;
fig. 6 is a front partial sectional view of an embodiment 2 of a wall-hanging geographic information display device according to the present invention.
In the figure: 1. hanging the box body; 2. a liquid crystal display screen; 3. a vertical through groove; 4. a guide roller; 5. a cross bar; 6. a map volume; 7. a chute; 8. a first mounting plate; 9. a through hole; 10. an L-shaped rod; 11. a transverse through groove; 12. a second mounting plate; 13. a wind-up roll; 14. clamping a plate; 15. an electric telescopic rod; 16. a first positive and negative motor; 17. a storage chamber; 18. an electric sliding table; 19. a second positive and negative motor; 20. a first magnet; 21. a second magnet; 22. a first swash block; 23. inserting a rod; 24. a second swash block; 25. a first spring; 26. a first groove; 27. a winding roller is fed; 28. a second groove; 29. a second spring; 30. a third positive and negative motor; 31. a first connecting rod; 32. a second connecting rod.
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 1
Referring to fig. 1-5, a wall-hanging geographic information display device comprises a wall-hanging box body 1, a first mounting plate 8 and a second mounting plate 12, wherein a storage chamber 17 is arranged on one side inside the wall-hanging box body 1, a liquid crystal display screen 2 is embedded on one side of the wall-hanging box body 1 away from the storage chamber 17, the second mounting plate 12 is vertically and slidably connected inside the storage chamber 17, the first mounting plate 8, the second mounting plate 12 and the storage chamber 17 are fixed through a fixing mechanism, a winding roller 13 is rotatably connected between the first mounting plate 8 and the second mounting plate 12 at the bottom close to one side of the liquid crystal display screen 2, a clamping plate 14 is connected on the winding roller 13 through an elastic hinge, a rotating mechanism for driving the winding roller 13 to rotate is arranged on one side of the second mounting plate 12 away from the first mounting plate 8, a guide roller 4 is slidably connected between the first mounting plate 8 and the second mounting plate 12 above the winding roller 13, and a lifting mechanism for, the middle part between the first mounting plate 8 and the second mounting plate 12 is rotatably connected with a roll feeding roller 27, one side of the second mounting plate 12 close to the inside of the storage chamber 17 is provided with a driving mechanism for driving the roll feeding roller 27 to rotate and move, and the roll feeding roller 27 and the driving mechanism are fixed through a locking mechanism.
In this embodiment, the first mounting plate 8 and the second mounting plate 12 are arranged in parallel, the top and the top of the side between the first mounting plate 8 and the second mounting plate 12 far away from the liquid crystal display screen 2 are both welded with a horizontal rod 5 horizontally, the outside of the winding roller 27 is sleeved with a map roll 6, the position on the first mounting plate 8 near one end of the winding roller 27 is provided with a through hole 9, the rotating mechanism comprises a first positive and negative motor 16, the first positive and negative motor 16 is horizontally arranged at one corner of the bottom of the side of the second mounting plate 12 near the liquid crystal display screen 2, the output shaft of the first positive and negative motor 16 penetrates through the second mounting plate 12 and is connected with the second mounting plate 12 in a rotating way, the output shaft of the first positive and negative motor 16 is welded with one end of the winding roller 13, the driving mechanism comprises a second positive and negative motor 19 and a motor sliding table 18, the middle part of the second mounting plate 12 is horizontally provided with, an output shaft of a second positive and negative motor 19 penetrates through the transverse through groove 11, one end of a roll feeding roller 27 is inserted into the output shaft of the second positive and negative motor 19, the electric sliding table 18 is horizontally arranged on one side, away from the first mounting plate 8, of the second mounting plate 12, the top end of the second positive and negative motor 19 is arranged at the output end of the electric sliding table 18, a locking mechanism comprises an insertion rod 23, the output shaft of the second positive and negative motor 19 and one end of the roll feeding roller 27 are respectively provided with a jack matched with the insertion rod 23, the insertion rod 23 penetrates through the jacks, two sides of one end of the insertion rod 23 are respectively provided with a first groove 26, the inner walls of the two first grooves 26 are respectively and horizontally welded with a first spring 25, the top ends of the two first springs 25 are respectively welded with a first inclined block 22, the locking mechanism also comprises a second inclined block 24, two sides of the other end of the insertion rod 23 are respectively provided with a second groove 28, two second inclined blocks 24 are welded with the top ends of two first springs 25, the right-angle sides of the two second inclined blocks 24 are in contact with the output shaft of a second positive and negative motor 19, the sharp corners of the two first inclined blocks 22 are in contact with the output shaft of the second positive and negative motor 19, a fixing mechanism comprises a first magnet 20 and a second magnet 21, the top and the bottom of the inner wall of the storage chamber 17, which is close to the two sides of the opening, are embedded with the first magnet 20, the top and the bottom of the two ends of the first mounting plate 8 and the second mounting plate 12 are embedded with the second magnet 21, the first magnet 20 and the second magnet 21 are magnetically attracted, when the lifting mechanism is not used, the first mounting plate 8 is pushed into the storage chamber 17, so that the second magnet 21 at the end part of the first mounting plate 8 and the first magnet 20 on the inner wall of the storage chamber 17 are attracted to fix the positions of the first mounting plate 8 and the second mounting plate 12, the lifting mechanism comprises an L-shaped rod 10, a chute 7 is vertically arranged above one side, 7 tops of spout are uncovered state, inside guide roll 4 one end sliding connection in spout 7, 10 one ends of L type pole weld in the 4 other ends of guide roll, second mounting panel 12 is close to the vertical logical groove 3 of having seted up in top of 2 one sides of liquid crystal display, the 10 other ends of L type pole run through vertical logical groove 3, elevating system still includes electric telescopic handle 15, electric telescopic handle 15 is vertical to be installed in the second mounting panel 12 and keeps away from the below of 8 one sides of first mounting panel, electric telescopic handle 15's flexible end top and the welding of the 10 other ends of L type pole.
The working principle of the embodiment is as follows: the wall-mounted box body 1 is arranged on a wall, the first mounting plate 8 is pulled outwards to enable the second magnet 21 at the end part of the second mounting plate 12 and the first magnet 20 on the inner wall of the storage chamber 17 to be attracted and fixed at the positions of the first mounting plate 8 and the second mounting plate 12, the roll feeding roller 27 passes through the through hole 9 to enable the top end of the roll feeding roller to be inserted into the output shaft of the second positive and negative motor 19, one end of the second inclined block 24 of the inserting rod 23 is inserted into the inserting hole at the top end of the output shaft of the roll feeding roller 27 and the second positive and negative motor 19, the inner wall of the inserting hole extrudes the two second inclined blocks 24 to be retracted into the second groove 28, after the two second inclined blocks 24 penetrate through the inserting hole, the two second inclined blocks 24 return to the original positions to clamp one side of the roll feeding roller 27 and the output shaft of the second positive and negative motor 19 under the action of the two second springs 29, the two first inclined blocks 22 clamp the other side of the, the roll feeding roller 27 is well installed, when the roll feeding roller 27 needs to be replaced, only one side of the insertion rod 23 where the two first inclined blocks 22 are located needs to be pushed forward, the inner wall of the insertion hole extrudes the two first inclined blocks 22 to enable the two first inclined blocks 22 to retract into the first groove 26 and then to penetrate through the insertion hole, the roll feeding roller 27 can be taken down after the insertion rod 23 is taken down, the roll feeding roller 27 is convenient and quick to install and detach, the roll feeding roller 27 is convenient to replace, and therefore different geographical knowledge can be displayed; after the winding roller 27 is installed, one end of the map roll 6 is clamped into the clamping plate 14 of the winding roller 13 by bypassing the guide roller 4, then a map or other image information is displayed between the winding roller 13 and the guide roller 4, the winding roller 13 is driven to rotate by the first positive and negative motor 16, the winding roller 27 is driven to rotate by the second positive and negative motor 19, the map roll 6 can be conveyed from the winding roller 27 to the winding roller 13, different maps or other image information on the same map roll can be displayed one by one, teachers do not need to hang maps or other images one by one, the operation is simpler, time and labor are saved, and the first positive and negative motor 16 and the second positive and negative motor 19 can also rotate reversely; because the sizes of different maps or other image information on the same map roll 6 are slightly different, the map or other images with larger sizes cannot be completely displayed at a certain distance between the winding roll 13 and the guide roll 4, the map roll 6 is loosened by driving the winding roll 27 to move towards the winding roll 13 and the guide roll 4 through the electric sliding table 18, and then the electric telescopic rod 15 is started to drive the guide roll 4 to move upwards to tighten the map roll 6 again, so that the distance between the winding roll 13 and the guide roll 4 is increased, and the map or other images with larger sizes can be displayed conveniently; not only show geographic information through map of difference or other picture on the map book 6, still play through liquid crystal display 2 and look the screen etc. and carry out dynamic show to geographic information, the show mode is various, and the information show is more lively, is convenient for more that the student understands.
Example 2
Referring to fig. 6, the embodiment only differs from embodiment 1 in that the lifting mechanism further includes a third forward and reverse motor 30, the third forward and reverse motor 30 is horizontally installed below one side of the second mounting plate 12, which is far away from the first mounting plate 8, a first connecting rod 31 is vertically welded to the top end of an output shaft of the third forward and reverse motor 30, the other end of the first connecting rod 31 is rotatably connected with a second connecting rod 32, and the other end of the second connecting rod 32 is rotatably connected with the other end of the L-shaped rod 10.
The working principle of the embodiment is as follows: the electric sliding table 18 drives the winding roller 27 to move towards the winding roller 13 and the guide roller 4 to enable the map roll 6 to be loosened, the third positive and negative motor 30 is started again to drive the first connecting rod 31 to rotate, the first connecting rod 31 drives the L-shaped rod 10 to move upwards through the second connecting rod 32, the L-shaped rod 10 drives the guide roller 4 to move upwards to tighten the map roll 6 again, and therefore the distance between the winding roller 13 and the guide roller 4 is increased, and the map with the larger size or other images can be conveniently displayed.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as illustrative and not restrictive in all respects, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, any reference signs in the claims being therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The wall-mounted geographic information display device comprises a wall-mounted box body (1), a first mounting plate (8) and a second mounting plate (12), and is characterized in that a storage chamber (17) is arranged on one side inside the wall-mounted box body (1), a liquid crystal display (2) is embedded on one side, away from the storage chamber (17), of the wall-mounted box body (1), the second mounting plate (12) is vertically connected inside the storage chamber (17) in a sliding manner, the first mounting plate (8), the second mounting plate (12) and the storage chamber (17) are fixed through a fixing mechanism, a winding roller (13) is rotatably connected to the bottom, close to one side of the liquid crystal display (2), between the first mounting plate (8) and the second mounting plate (12), a clamping plate (14) is connected to the winding roller (13) through an elastic hinge, and a rotating mechanism for driving the winding roller (13) to rotate is arranged on one side, away from the first mounting plate (8), of the second, top sliding connection that is located wind-up roll (13) between first mounting panel (8) and second mounting panel (12) has guide roll (4), first mounting panel (8) one side is kept away from in second mounting panel (12) is equipped with the elevating system who drives guide roll (4) and go up and down, middle part between first mounting panel (8) and second mounting panel (12) is rotated and is connected with and send winding up roller (27), one side that second mounting panel (12) are close to apotheca (17) inside is equipped with the drive and send winding up roller (27) to rotate and the actuating mechanism who removes, send to be fixed through locking mechanism between winding up roller (27) and the actuating mechanism.
2. The wall-hanging geographic information display device as claimed in claim 1, wherein the first mounting plate (8) and the second mounting plate (12) are arranged in parallel, a cross bar (5) is welded horizontally to the top and the top of one side, far away from the liquid crystal display (2), of the first mounting plate (8) and the second mounting plate (12), a map scroll (6) is sleeved on the outer side of the roll feeding roller (27), and a through hole (9) is formed in the first mounting plate (8) at a position close to one end of the roll feeding roller (27).
3. The wall-hanging geographic information display device as claimed in claim 2, wherein the rotating mechanism comprises a first forward and reverse motor (16), the first forward and reverse motor (16) is horizontally installed at one corner of the bottom of one side of the second mounting plate (12) close to the liquid crystal display screen (2), an output shaft of the first forward and reverse motor (16) penetrates through the second mounting plate (12) and is rotatably connected with the second mounting plate (12), and an output shaft of the first forward and reverse motor (16) is welded with one end of the winding roller (13).
4. The wall-hanging geographic information display device of claim 3, wherein the driving mechanism comprises a second positive and negative motor (19) and an electric sliding table (18), a transverse through groove (11) is horizontally formed in the middle of the second mounting plate (12), the second positive and negative motor (19) is horizontally installed on the side, far away from the first mounting plate (8), of the transverse through groove (11), the output shaft of the second positive and negative motor (19) penetrates through the transverse through groove (11), one end of the winding roller (27) is inserted into the output shaft of the second positive and negative motor (19), the electric sliding table (18) is horizontally installed on one side, far away from the first mounting plate (8), of the second mounting plate (12), and the top end of the second positive and negative motor (19) is installed at the output end of the electric sliding table (18).
5. The wall-hanging geographic information display device according to claim 4, wherein the locking mechanism comprises an insertion rod (23), the output shaft of the second forward and reverse motor (19) and one end of the winding roller (27) are provided with insertion holes matched with the insertion rod (23), the insertion rod (23) penetrates through the insertion holes, two sides of one end of the insertion rod (23) are provided with first grooves (26), the inner walls of the two first grooves (26) are horizontally welded with first springs (25), and the top ends of the two first springs (25) are welded with first inclined blocks (22).
6. The wall-hanging geographic information display device as claimed in claim 5, wherein the locking mechanism further comprises two second inclined blocks (24), two second grooves (28) are formed in two sides of the other end of the insertion rod (23), second springs (29) are horizontally welded on the inner walls of the two second grooves (28), the two second inclined blocks (24) are welded on the top ends of the two second inclined blocks (24) and the top ends of the two first springs (25), the right-angled edges of the two second inclined blocks (24) are in contact with the output shaft of the second positive and negative motor (19), and the sharp corners of the two first inclined blocks (22) are in contact with the output shaft of the second positive and negative motor (19).
7. The wall-hanging geographic information display device of claim 6, wherein the fixing mechanism comprises a first magnet (20) and a second magnet (21), the top and the bottom of the inner wall of the storage chamber (17) close to the two sides of the opening are embedded with the first magnet (20), the top and the bottom of the two ends of the first mounting plate (8) and the second mounting plate (12) are embedded with the second magnet (21), and the first magnet (20) and the second magnet (21) are attracted magnetically.
8. The wall-hanging geographic information display device of claim 7, wherein the lifting mechanism comprises an L-shaped rod (10), the first mounting plate (8) is vertically provided with a sliding groove (7) above the side close to the second mounting plate (12), the top of the sliding groove (7) is open, one end of the guide roller (4) is slidably connected inside the sliding groove (7), one end of the L-shaped rod (10) is welded at the other end of the guide roller (4), a vertical through groove (3) is vertically provided above the side close to the liquid crystal display (2) of the second mounting plate (12), and the other end of the L-shaped rod (10) penetrates through the vertical through groove (3).
9. The wall-hanging geographic information display device as claimed in claim 8, wherein the lifting mechanism further comprises an electric telescopic rod (15), the electric telescopic rod (15) is vertically installed below one side of the second installation plate (12) far away from the first installation plate (8), and the top end of the telescopic end of the electric telescopic rod (15) is welded with the other end of the L-shaped rod (10).
10. The wall-hanging geographic information display device as claimed in claim 8, wherein the lifting mechanism further comprises a third positive and negative motor (30), the third positive and negative motor (30) is horizontally installed below one side of the second mounting plate (12) far away from the first mounting plate (8), a first connecting rod (31) is vertically welded to the top end of an output shaft of the third positive and negative motor (30), a second connecting rod (32) is rotatably connected to the other end of the first connecting rod (31), and the other end of the second connecting rod (32) is rotatably connected to the other end of the L-shaped rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057159.9A CN112205793B (en) | 2020-09-30 | 2020-09-30 | Wall-hanging geographic information display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011057159.9A CN112205793B (en) | 2020-09-30 | 2020-09-30 | Wall-hanging geographic information display device |
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| CN112205793A true CN112205793A (en) | 2021-01-12 |
| CN112205793B CN112205793B (en) | 2022-04-19 |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB474755A (en) * | 1935-05-06 | 1937-11-05 | Auto Aviso S A | Improvements in or relating to devices for displaying road maps or charts |
| CN1804951A (en) * | 2006-01-19 | 2006-07-19 | 黄武昌 | Dual-drum liquid crystal display and remote recording system for lottery numbers |
| CN1975810A (en) * | 2006-12-01 | 2007-06-06 | 黄武昌 | Lottery prizewinning number reel type drawing recording system |
| US20110192811A1 (en) * | 2010-02-10 | 2011-08-11 | Pro-Mart Industries, Inc. | Laundry rack |
| WO2013076449A2 (en) * | 2011-11-24 | 2013-05-30 | Holland Thomas Seaward | Improvements in or relating to covers and bracket assemblies |
| KR20150040079A (en) * | 2013-10-04 | 2015-04-14 | 금오공과대학교 산학협력단 | A Clothes Horse |
| CN105019205A (en) * | 2014-04-24 | 2015-11-04 | 张莲 | Portable clothes hanger |
| CN204884412U (en) * | 2015-07-07 | 2015-12-16 | 范琪林 | Geography teaching is with teaching board |
| US20160163242A1 (en) * | 2014-12-03 | 2016-06-09 | Samsung Display Co., Ltd. | Rollable display device |
| CN106319896A (en) * | 2016-09-20 | 2017-01-11 | 芜湖市晨曦新型建材科技有限公司 | Novel carbon high-strength laundry rack |
| CN207987558U (en) * | 2018-03-15 | 2018-10-19 | 平湖市泉明地毯有限公司 | A kind of support construction of woollen blanket drying frame |
| CN208938410U (en) * | 2017-07-26 | 2019-06-04 | 李丹丹 | A kind of Teaching of Psychology displaying device |
| CN209804126U (en) * | 2019-01-14 | 2019-12-17 | 黄文正 | Display device is used in teaching of geography classroom |
| CN209822035U (en) * | 2018-12-03 | 2019-12-20 | 曲达 | English teaching show link plate |
| CN110706555A (en) * | 2019-10-21 | 2020-01-17 | 河南中医药大学 | Display device is used in pathophysiology teaching |
| CN210194255U (en) * | 2019-03-20 | 2020-03-27 | 李晓林 | Foldable clothes hanger |
-
2020
- 2020-09-30 CN CN202011057159.9A patent/CN112205793B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB474755A (en) * | 1935-05-06 | 1937-11-05 | Auto Aviso S A | Improvements in or relating to devices for displaying road maps or charts |
| CN1804951A (en) * | 2006-01-19 | 2006-07-19 | 黄武昌 | Dual-drum liquid crystal display and remote recording system for lottery numbers |
| CN1975810A (en) * | 2006-12-01 | 2007-06-06 | 黄武昌 | Lottery prizewinning number reel type drawing recording system |
| US20110192811A1 (en) * | 2010-02-10 | 2011-08-11 | Pro-Mart Industries, Inc. | Laundry rack |
| WO2013076449A2 (en) * | 2011-11-24 | 2013-05-30 | Holland Thomas Seaward | Improvements in or relating to covers and bracket assemblies |
| KR20150040079A (en) * | 2013-10-04 | 2015-04-14 | 금오공과대학교 산학협력단 | A Clothes Horse |
| CN105019205A (en) * | 2014-04-24 | 2015-11-04 | 张莲 | Portable clothes hanger |
| US20160163242A1 (en) * | 2014-12-03 | 2016-06-09 | Samsung Display Co., Ltd. | Rollable display device |
| CN204884412U (en) * | 2015-07-07 | 2015-12-16 | 范琪林 | Geography teaching is with teaching board |
| CN106319896A (en) * | 2016-09-20 | 2017-01-11 | 芜湖市晨曦新型建材科技有限公司 | Novel carbon high-strength laundry rack |
| CN208938410U (en) * | 2017-07-26 | 2019-06-04 | 李丹丹 | A kind of Teaching of Psychology displaying device |
| CN207987558U (en) * | 2018-03-15 | 2018-10-19 | 平湖市泉明地毯有限公司 | A kind of support construction of woollen blanket drying frame |
| CN209822035U (en) * | 2018-12-03 | 2019-12-20 | 曲达 | English teaching show link plate |
| CN209804126U (en) * | 2019-01-14 | 2019-12-17 | 黄文正 | Display device is used in teaching of geography classroom |
| CN210194255U (en) * | 2019-03-20 | 2020-03-27 | 李晓林 | Foldable clothes hanger |
| CN110706555A (en) * | 2019-10-21 | 2020-01-17 | 河南中医药大学 | Display device is used in pathophysiology teaching |
Non-Patent Citations (1)
| Title |
|---|
| 范强: "组合式多幅面广告展示装置的研制", 《河南科技》 * |
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