CN110930778A - AR teaching device and using method thereof - Google Patents
AR teaching device and using method thereof Download PDFInfo
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- CN110930778A CN110930778A CN201911084315.8A CN201911084315A CN110930778A CN 110930778 A CN110930778 A CN 110930778A CN 201911084315 A CN201911084315 A CN 201911084315A CN 110930778 A CN110930778 A CN 110930778A
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- fixedly connected
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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
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/008—Repeatedly-usable boards or tablets for writing or drawing with magnetic action
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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
- G09B19/00—Teaching not covered by other main groups of this subclass
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Abstract
The invention discloses an AR teaching device and a using method thereof, and the AR teaching device comprises a bottom plate, wherein the bottom of the bottom plate is fixedly connected with a roller, the center of the top of the bottom plate is fixedly connected with a fixed column, the center of the top of the fixed column is fixedly connected with a supporting plate, the center of the top of the supporting plate is fixedly connected with a rotating rod, and the top of the rotating rod is movably connected with a fixed shell. According to the invention, through the matched use of the rotating rod, the fastening bolt, the magnetic white board, the control switch, the illuminating lamp, the fixing shell, the magnet, the fixing frame, the supporting plate, the fixing column, the roller, the loudspeaker, the moving groove, the projector, the clamping groove, the threaded sleeve, the rotating shaft, the connecting rod and the threaded rod, the teaching of writing teaching contents can be combined with animation teaching, the understanding of students on AR contents is improved, the problem that the existing AR teaching device can not write teaching contents and play AR related animations at the same time generally is solved, so that the quality of AR teaching is reduced, and the use of users is inconvenient.
Description
Technical Field
The invention relates to the technical field of AR teaching, in particular to an AR teaching device and a using method thereof.
Background
Augmented reality AR is a technology for calculating the position and angle of a camera image in real time and adding a corresponding image, is a new technology for seamlessly integrating real world information and virtual world information, and aims to sleeve a virtual world on a screen in the real world and interact with the virtual world.
At the in-process that carries out the AR teaching, generally need write the relevant content of AR to the relevant animation of needs broadcast AR as the condition imparts knowledge to students, and the teaching content of can't be accomplished to write and the relevant animation of broadcast AR simultaneously usually to current AR teaching device, thereby has reduced AR teaching quality, and inconvenient user uses.
Disclosure of Invention
The invention aims to provide an AR teaching device and a using method thereof, which have the advantage of improving teaching quality and solve the problem that the conventional AR teaching device can not write teaching contents and play AR related animations at the same time, so that the AR teaching quality is reduced and the use by a user is inconvenient.
In order to achieve the purpose, the invention provides the following technical scheme: an AR teaching device comprises a bottom plate, wherein the bottom of the bottom plate is fixedly connected with a roller, the center of the top of the bottom plate is fixedly connected with a fixed column, the center of the top of the fixed column is fixedly connected with a support plate, the center of the top of the support plate is fixedly connected with a rotating rod, the top of the rotating rod is movably connected with a fixed shell, two sides of the bottom of the fixed shell are respectively provided with a clamping groove, two sides of the bottom of the support plate are respectively provided with a fastening bolt in a penetrating manner, the top of the fastening bolt penetrates through the support plate and extends to an inner cavity of the clamping groove, two sides of the bottom of the fixed shell are respectively and fixedly connected with a fixed frame, the inner cavity of the fixed frame is provided with a placing box, the top of the front surface of the fixed shell is fixedly connected with a lamp holder, the, magnets are adsorbed at four corners of the front surface of the magnetic whiteboard, a control switch is fixedly connected to the top of the right side of the fixed shell, a threaded rod penetrates through the center of the top of the fixed shell, the bottom of the threaded rod penetrates through the inner cavity of the fixed shell and is movably connected to the bottom of the inner cavity of the fixed shell, the top of the threaded rod penetrates through the top of the fixed shell and is fixedly connected with a rotary table, a threaded sleeve is sleeved on the top of the surface of the threaded rod in a threaded manner, a connecting rod is fixedly connected to the rear side of the threaded sleeve, a moving groove is longitudinally formed in the center of the back surface of the fixed shell and is positioned right behind the connecting rod, the rear side of the connecting rod penetrates through the moving groove and extends to the rear side of the fixed shell and is fixedly connected with a rotating shaft, a projector is fixedly connected to the moving end of the rotating shaft, a placing shell, the middle end on the left side of the back surface of the fixed shell is fixedly connected with a loudspeaker.
Preferably, the number of the rollers is four, the rollers are respectively positioned at four corners of the bottom plate, and the rollers are movably connected with self-locking brake pads.
Preferably, the number of the reinforcing ribs is four, and the four reinforcing ribs are respectively positioned at the front side, the rear side, the left side and the right side of the bottom of the surface of the fixed column.
Preferably, first spout has all been seted up to the both sides of fixed frame inner chamber bottom, place the both sides of bottom of the box portion and be located the first slider of the equal fixedly connected with directly over first spout, the bottom of first slider extend to the inner chamber of first spout and rather than inner wall sliding connection, place the fixedly connected with handle of center department on the box positive surface.
Preferably, the supporting plate is provided with a threaded hole at the fastening bolt, the threaded hole is matched with the fastening bolt, and the thread of the inner cavity of the threaded hole is in threaded connection with the surface of the fastening bolt.
Preferably, a placing plate is fixedly connected to the bottom of the front surface of the magnetic whiteboard, the placing plate is arranged in an inclined manner, and the height of the front side of the placing plate is higher than that of the rear side of the placing plate.
Preferably, the center of the rear side of the top of the turntable is fixedly connected with a rotating handle, and the threaded rod and the joint of the rotating rod and the fixed shell are movably connected through a bearing.
Preferably, the front side of the threaded sleeve is fixedly connected with a second sliding block, a second sliding groove is longitudinally formed in the front side of the inner cavity of the fixed shell and in front of the second sliding block, and the front side of the second sliding block extends to the inner cavity of the second sliding groove and is in sliding connection with the inner wall of the second sliding groove.
Preferably, the top of the placing shell is provided with a charging port matched with the storage battery for use, the surface of the placing shell is provided with a cover plate, four corners of the back surface of the cover plate are provided with fastening screws in a penetrating manner, and the front side of each fastening screw penetrates through the rear side of the placing shell and is in threaded connection with the inner side of the fastening screw.
Preferably, the output end of the control switch is respectively connected with the input ends of the illuminating lamp and the loudspeaker through wires in a one-way electric mode, and the output end of the storage battery is connected with the input end of the control switch through wires in a one-way electric mode.
Preferably, the use method of the AR teaching device includes the following steps:
a: the device is pushed to a proper position through the roller, the self-locking brake pad is treaded down to be in close contact with the roller, so that the roller is fixed to achieve a fixing effect, then a user writes teaching contents on the surface of the magnetic white board, an AR related picture can be placed on the front surface of the magnetic white board, then a magnet is placed on the front surface of the picture, the magnet adsorbs the picture on the magnetic white board, the AR picture is fixed, and therefore a learner can conveniently refer to the AR picture;
b: the placing box is pulled by the handle, the teaching articles to be placed are placed in the placing box from the fixing frame, when the visual field is dark, the illuminating lamp can be turned on through the control switch, and the surface of the magnetic white board is illuminated by the light emitted by the illuminating lamp;
c: when needs carry out the projection, rotate fastening bolt, with its follow draw-in groove internal rotation, and rotate the set casing half-cycle, make its back just to the place ahead, then the fastening bolt that circles round, make it screw in the draw-in groove again, reach the fixed effect to the set casing, and through rotating the handle, make the carousel rotate, thereby drive the threaded rod and rotate, make the thread bush on its surface reciprocate, thereby drive the projecting apparatus through the connecting rod and reciprocate, adjust its height, then adjust it to suitable angle through the pivot, open the projecting apparatus and carry out the projection to AR teaching content, and broadcast its content through the speaker.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the matched use of the rotating rod, the fastening bolt, the magnetic white board, the control switch, the illuminating lamp, the fixing shell, the magnet, the fixing frame, the supporting plate, the fixing column, the roller, the loudspeaker, the moving groove, the projector, the clamping groove, the threaded sleeve, the rotating shaft, the connecting rod and the threaded rod, the teaching of writing teaching contents can be combined with animation teaching, the understanding of students on AR contents is improved, the problem that the existing AR teaching device can not write teaching contents and play AR related animations at the same time generally is solved, so that the quality of AR teaching is reduced, and the use of users is inconvenient.
2. The invention can facilitate the movement of the device by using the roller, improve the stability of the fixed column by using the reinforcing ribs, facilitate the rotation of the fixed shell by using the rotating rod, facilitate the fixation of the fixed shell by using the fastening bolts and the clamping grooves, facilitate the fixation of the AR related pictures on the magnetic white board by using the magnets, facilitate the placement of teaching tools by using the placement board, improve the visual field on the surface of the magnetic white board by using the illuminating lamp, facilitate the rotation of the threaded rod by using the handle and the turntable, facilitate the sliding of the placement box by using the first slide block and the first slide groove, improve the stability of the thread sleeve during the movement by using the second slide block and the second slide groove, facilitate the adjustment of the angle of the projector by using the rotating shaft, through the use of the mouth that charges, can conveniently charge to the battery.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view structural diagram of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of B of FIG. 2 according to the present invention;
FIG. 5 is a partial left side cross-sectional view of the stationary housing of the present invention;
fig. 6 is a rear sectional structural view of the accommodating case of the present invention.
In the figure: the portable electronic whiteboard comprises a bottom plate 1, reinforcing ribs 2, a rotating rod 3, a fastening bolt 4, a placement box 5, a placement plate 6, a magnetic whiteboard 7, a control switch 8, a lamp holder 9, a rotating disk 10, a lighting lamp 11, a fixed shell 12, a magnet 13, a fixed frame 14, a supporting plate 15, a fixed column 16, a roller 17, a loudspeaker 18, a moving groove 19, a projector 20, a placement shell 21, a cover plate 22, a clamping groove 23, a first sliding block 24, a first sliding groove 25, a second sliding groove 26, a threaded sleeve 27, a second sliding block 28, a rotating shaft 29, a connecting rod 30, a threaded rod 31 and a storage battery 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The bottom plate 1, the reinforcing ribs 2, the rotating rod 3, the fastening bolts 4, the placing box 5, the placing plate 6, the magnetic white plate 7, the control switch 8, the lamp holder 9, the rotating disk 10, the illuminating lamp 11, the fixed shell 12, the magnet 13, the fixed frame 14, the supporting plate 15, the fixed column 16, the idler wheel 17, the loudspeaker 18, the projector 20, the placing shell 21, the cover plate 22, the first sliding block 24, the threaded sleeve 27, the second sliding block 28, the rotating shaft 29, the connecting rod 30, the threaded rod 31 and the storage battery 32 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the invention can be known by a technical manual or a conventional experimental method.
Referring to fig. 1-6, an AR teaching device includes a bottom plate 1, a roller 17 fixedly connected to the bottom of the bottom plate 1, a fixed column 16 fixedly connected to the center of the top of the bottom plate 1, a supporting plate 15 fixedly connected to the center of the top of the fixed column 16, a rotating rod 3 fixedly connected to the center of the top of the supporting plate 15, a fixed housing 12 movably connected to the top of the rotating rod 3, a slot 23 formed on each side of the bottom of the fixed housing 12, a fastening bolt 4 penetrating through each side of the bottom of the supporting plate 15, a fixing frame 14 penetrating through the supporting plate 15 and extending to the inner cavity of the slot 23, a placing box 5 disposed in the inner cavity of the fixing frame 14, a lamp holder 9 fixedly connected to the top of the front surface of the fixed housing 12, a lighting lamp 11 fixedly mounted to the bottom of the lamp holder 9, and using the lighting lamp 11 to improve the visual field of the surface, the magnetic whiteboard 7 is fixedly connected to the front surface of the fixed shell 12 and the bottom of the illuminating lamp 11, magnets 13 are adsorbed to four corners of the front surface of the magnetic whiteboard 7, AR related pictures can be conveniently fixed on the magnetic whiteboard 7 by using the magnets 13, teaching tools can be conveniently placed by using the placing plate 6, a control switch 8 is fixedly connected to the top of the right side of the fixed shell 12, a threaded rod 31 penetrates through the center of the top of the fixed shell 12, the bottom of the threaded rod 31 penetrates through the inner cavity of the fixed shell 12 and is movably connected to the bottom of the inner cavity of the fixed shell 12, the top of the threaded rod 31 penetrates through the top of the fixed shell 12 and is fixedly connected with the turntable 10, a threaded sleeve 27 is sleeved on the top thread of the surface of the threaded rod 31, a connecting rod 30 is fixedly connected to the rear side of the threaded sleeve 27, a moving groove 19 is longitudinally formed in the center of the back of the, the rear side of the connecting rod 30 penetrates through the moving groove 19 and extends to the rear side of the fixed shell 12 to be fixedly connected with a rotating shaft 29, the angle of the projector 20 can be conveniently adjusted by using the rotating shaft 29, the friction force of the rotating shaft 29 during rotation is large, after the angle of the projector 20 is adjusted, the rotating shaft cannot rotate under the action of no external force, the movable end of the rotating shaft 29 is fixedly connected with the projector 20, the right side of the back surface of the fixed shell 12 is fixedly connected with a placing shell 21, the bottom of the inner cavity of the placing shell 21 is fixedly connected with a storage battery 32, and the middle end of the left side of the back surface of the fixed shell 12 is fixedly;
the number of the rollers 17 is four, the rollers 17 are respectively positioned at four corners of the bottom plate 1, the rollers 17 are movably connected with self-locking brake pads, and the device can be conveniently moved by using the rollers 17;
reinforcing ribs 2 are fixedly connected between the bottom of the surface of the fixed column 16 and the center of the top of the bottom plate 1, the number of the reinforcing ribs 2 is four, and the four reinforcing ribs are respectively positioned on the front side, the rear side, the left side and the right side of the bottom of the surface of the fixed column 16, and the stability of the fixed column 16 is improved by using the reinforcing ribs 2;
the two sides of the bottom of the inner cavity of the fixed frame 14 are both provided with first sliding grooves 25, the two sides of the bottom of the placing box 5 are both fixedly connected with first sliding blocks 24 which are positioned right above the first sliding grooves 25, the bottom of each first sliding block 24 extends to the inner cavity of the first sliding groove 25 and is in sliding connection with the inner wall of the first sliding groove, the placing box 5 can conveniently slide by using the first sliding blocks 24 and the first sliding grooves 25, a handle is fixedly connected to the center of the front surface of the placing box 5, and the threaded rod 31 can be conveniently rotated by using the handle and the turntable 10;
a threaded hole matched with the fastening bolt 4 is formed in the position, located on the fastening bolt 4, of the support plate 15, threads of an inner cavity of the threaded hole are in threaded connection with the surface of the fastening bolt 4, and the fixing shell 12 can be conveniently fixed through the fastening bolt 4 and the clamping groove 23;
the bottom of the front surface of the magnetic white board 7 is fixedly connected with a placing board 6, the placing board 6 is arranged obliquely, and the height of the front side of the placing board 6 is higher than that of the rear side of the placing board 6;
a rotating handle is fixedly connected to the center of the rear side of the top of the rotating disk 10, the threaded rod 31 and the joint of the rotating rod 3 and the fixed shell 12 are movably connected through a bearing, and the fixed shell 12 can conveniently rotate through the rotating rod 3;
the front side of the threaded sleeve 27 is fixedly connected with a second sliding block 28, a second sliding groove 26 is longitudinally formed in the front side of the inner cavity of the fixed shell 12 and located right in front of the second sliding block 28, the front side of the second sliding block 28 extends to the inner cavity of the second sliding groove 26 and is in sliding connection with the inner wall of the second sliding groove 26, and the stability of the threaded sleeve 27 during moving can be improved through the use of the second sliding block 28 and the second sliding groove 26;
the top of the placing shell 21 is provided with a charging port matched with the storage battery 32 for use, the storage battery 32 can be conveniently charged by using the charging port, the surface of the placing shell 21 is provided with a cover plate 22, four corners of the back surface of the cover plate 22 are provided with fastening screws in a penetrating manner, and the front sides of the fastening screws penetrate through to the rear side of the placing shell 21 and are in threaded connection with the inner part of the placing shell;
an AR teaching device using method comprises the following steps:
a: the device is pushed to a proper position through the roller 17, the self-locking brake pad is treaded down to be in close contact with the roller 17, so that the roller 17 is fixed to achieve a fixing effect, then a user writes teaching contents on the surface of the magnetic white board 7, AR related pictures can be placed on the front surface of the magnetic white board 7, then the magnet 13 is placed on the front surface of the pictures, the magnets 13 enable the pictures to be adsorbed on the magnetic white board 7, the AR pictures are fixed, and therefore a learner can conveniently refer to the AR pictures;
b: the placing box 5 is pulled by a handle, teaching articles to be placed are placed in the placing box 5 from the fixing frame 14, when the visual field is dark, the illuminating lamp 11 can be turned on through the control switch 8, and the surface of the magnetic white board 7 is illuminated by the illumination of the illuminating lamp 11;
c: when projection is needed, the fastening bolt 4 is rotated, screwed out of the clamping groove 23, the fixing shell 12 is rotated for half a circle, the back face of the fixing shell is opposite to the front, then the fastening bolt 4 is rotated, and screwed into the clamping groove 23 again, so that the fixing effect of the fixing shell 12 is achieved, the rotary table 10 is rotated by rotating the handle, the threaded rod 31 is driven to rotate, the threaded sleeve 27 on the surface of the threaded rod is driven to move up and down, the projector 20 is driven to move up and down through the connecting rod 30, the height of the projector 20 is adjusted, the projector 20 is adjusted to a proper angle through the rotating shaft 29, the projector 20 is opened to project AR teaching contents, and the contents are played through the loudspeaker 18;
through bull stick 3, fastening bolt 4, magnetism blank 7, control switch 8, light 11, set casing 12, magnet 13, fixed frame 14, backup pad 15, fixed column 16, gyro wheel 17, speaker 18, shifting chute 19, projecting apparatus 20, draw-in groove 23, thread bush 27, pivot 29, connecting rod 30 and threaded rod 31's cooperation is used, can combine together writing teaching content teaching and animation teaching, the student has improved the understanding power of student to AR content, current AR teaching device has been solved, accomplish to write teaching content and the relevant animation of broadcast AR simultaneously usually, thereby AR teaching quality has been reduced, the problem of inconvenient user's use.
In summary, the following steps: this AR teaching device, through bull stick 3, fastening bolt 4, magnetism blank 7, control switch 8, light 11, set casing 12, magnet 13, fixed frame 14, backup pad 15, fixed column 16, gyro wheel 17, speaker 18, shifting chute 19, projecting apparatus 20, draw-in groove 23, thread bush 27, pivot 29, the cooperation of connecting rod 30 and threaded rod 31 is used, current AR teaching device has been solved, can't accomplish to write the teaching content and play the relevant animation of AR simultaneously usually, thereby AR teaching quality has been reduced, the problem that inconvenient user used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An AR teaching device, includes bottom plate (1), its characterized in that: the bottom of the bottom plate (1) is fixedly connected with idler wheels (17), the center of the top of the bottom plate (1) is fixedly connected with a fixed column (16), the center of the top of the fixed column (16) is fixedly connected with a supporting plate (15), the center of the top of the supporting plate (15) is fixedly connected with a rotating rod (3), the top of the rotating rod (3) is movably connected with a fixed shell (12), clamping grooves (23) are formed in two sides of the bottom of the fixed shell (12), fastening bolts (4) are arranged in two sides of the bottom of the supporting plate (15) in a penetrating mode, the tops of the fastening bolts (4) penetrate through the supporting plate (15) and extend to inner cavities of the clamping grooves (23), fixed frames (14) are fixedly connected to two sides of the bottom of the fixed shell (12), a placing box (5) is arranged in an inner cavity of the fixed frame (14), and a lamp holder (9), the bottom fixed mounting of lamp stand (9) has light (11), the positive surface of set casing (12) and the bottom fixed connection who is located light (11) have magnetism blank (7), the four corners on the positive surface of magnetism blank (7) all adsorbs magnet (13), top fixedly connected with control switch (8) on set casing (12) right side, the center department at set casing (12) top is run through and is provided with threaded rod (31), the bottom of threaded rod (31) runs through to the inner chamber of set casing (12) and swing joint in the bottom of set casing (12) inner chamber, the top of threaded rod (31) runs through to the top of set casing (12) and fixedly connected with carousel (10), the top thread bush on threaded rod (31) surface is equipped with thread bush (27), the rear side fixedly connected with connecting rod (30) of thread bush (27), the utility model discloses a loudspeaker box, including set casing (12), the center department at the set casing (12) back and be located connecting rod (30) and vertically seted up shifting chute (19) in the positive rear, the rear side of connecting rod (30) runs through shifting chute (19) and extends to rear side fixedly connected with pivot (29) of set casing (12), the expansion end fixedly connected with projecting apparatus (20) of pivot (29), the right side fixedly connected with of set casing (12) back of the body surface places shell (21), the bottom fixedly connected with battery (32) of placing shell (21) inner chamber, the left middle-end fixedly connected with speaker (18) of set casing (12) back of the body.
2. An AR teaching device according to claim 1, wherein: the number of the rollers (17) is four, the rollers are respectively positioned at four corners of the bottom plate (1), and the rollers (17) are movably connected with self-locking brake pads.
3. An AR teaching device according to claim 1, wherein: fixedly connected with strengthening rib (2) between the bottom on fixed column (16) surface and the center department at bottom plate (1) top, the quantity of strengthening rib (2) is four, and is located fixed column (16) surface bottom front and back both sides and left and right sides respectively.
4. An AR teaching device according to claim 1, wherein: first spout (25) have all been seted up to the both sides of fixed frame (14) inner chamber bottom, place the both sides of box (5) bottom and be located first spout (25) the first slider (24) of equal fixedly connected with directly over, the bottom of first slider (24) extend to the inner chamber of first spout (25) and rather than inner wall sliding connection, place the center department fixedly connected with handle on the positive surface of box (5).
5. An AR teaching device according to claim 1, wherein: and threaded holes matched with the fastening bolts (4) are formed in the supporting plate (15) and the fastening bolts (4), and threads in inner cavities of the threaded holes are connected with surface threads of the fastening bolts (4).
6. An AR teaching device according to claim 1, wherein: the bottom of the front surface of the magnetic white board (7) is fixedly connected with a placing board (6), the placing board (6) is obliquely arranged, and the height of the front side of the placing board (6) is higher than that of the rear side of the placing board.
7. An AR teaching device according to claim 1, wherein: the center department fixedly connected with turning handle of carousel (10) top rear side, all through bearing swing joint between the junction of threaded rod (31) and bull stick (3) and set casing (12).
8. An AR teaching device according to claim 1, wherein: the front side of the threaded sleeve (27) is fixedly connected with a second sliding block (28), a second sliding groove (26) is longitudinally formed in the front side of the inner cavity of the fixed shell (12) and in front of the second sliding block (28), and the front side of the second sliding block (28) extends to the inner cavity of the second sliding groove (26) and is in sliding connection with the inner wall of the second sliding groove.
9. An AR teaching device according to claim 1, wherein: the top of placing shell (21) is seted up with battery (32) cooperation use charge mouthful, the surface of placing shell (21) is provided with apron (22), the four corners on apron (22) back of the body surface all runs through and is provided with fastening screw, fastening screw's front side run through to the rear side of placing shell (21) and rather than inside threaded connection.
10. Use of an AR teaching device according to claims 1-10, characterized by the steps of:
a: the device is pushed to a proper position through the roller (17), the self-locking brake pad is treaded down to be in close contact with the roller (17), so that the roller (17) is fixed to achieve a fixing effect, then a user writes teaching contents on the surface of the magnetic white board (7), AR related pictures can be placed on the front surface of the magnetic white board (7), then the magnet (13) is placed on the front surface of the pictures, and the magnets (13) enable the pictures to be adsorbed on the magnetic white board (7) to achieve fixing of the AR pictures, so that a learner can conveniently refer to the AR pictures;
b: the placing box (5) is pulled by a handle, teaching articles to be placed are placed in the placing box (5) from the fixing frame (14), when the visual field is dark, the illuminating lamp (11) can be turned on through the control switch (8), and the surface of the magnetic white board (7) is illuminated by the light emitted by the illuminating lamp (11);
c: when projection is needed, the fastening bolt (4) is rotated, the fastening bolt is screwed out of the clamping groove (23), the fixing shell (12) is rotated for half circle, the back face of the fixing shell is just opposite to the front, then the fastening bolt (4) is rotated, the fixing bolt is screwed into the clamping groove (23) again, the fixing effect on the fixing shell (12) is achieved, the rotary plate (10) is rotated by rotating the handle, the threaded rod (31) is driven to rotate, the threaded sleeve (27) on the surface of the rotary plate is driven to move up and down, the projector (20) is driven to move up and down through the connecting rod (30), the height of the rotary plate is adjusted, the rotary plate is adjusted to a proper angle through the rotating shaft (29), the projector (20) is opened to project AR teaching contents, and the contents are played through the loudspeaker (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911084315.8A CN110930778A (en) | 2019-11-07 | 2019-11-07 | AR teaching device and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911084315.8A CN110930778A (en) | 2019-11-07 | 2019-11-07 | AR teaching device and using method thereof |
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| CN110930778A true CN110930778A (en) | 2020-03-27 |
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| CN201911084315.8A Pending CN110930778A (en) | 2019-11-07 | 2019-11-07 | AR teaching device and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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