CN204440676U - A kind of Mobile multimedia instructional device - Google Patents
A kind of Mobile multimedia instructional device Download PDFInfo
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- CN204440676U CN204440676U CN201520127770.2U CN201520127770U CN204440676U CN 204440676 U CN204440676 U CN 204440676U CN 201520127770 U CN201520127770 U CN 201520127770U CN 204440676 U CN204440676 U CN 204440676U
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- projection screen
- fixed mount
- blackboard
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Abstract
Disclosed in the utility model, a kind of Mobile multimedia instructional device, relates to teaching aid technical field.A kind of Mobile multimedia instructional device, comprise the first mobile device and the second mobile device, first mobile device comprises the first mounting box, in first mounting box, at least two power wheels and the first motor are installed, around arranging driving-belt between power wheel, projection screen fixed mount is set above driving-belt, projection screen fixed mount arranges projection screen, blackboard fixed mount is set below driving-belt, blackboard fixed mount arranges blackboard, second mobile device comprises the second mounting box, in second mounting box, track is set, pulley, linear electric machine and scalable cable, around arranging guiding steel wire between pulley and linear electric machine, in track, slide block is set, below slide block, mounting rod is set, below mounting rod, projector is set.Contrast prior art, the beneficial effects of the utility model are: it can guarantee that blackboard has write area to greatest extent when using projection screen.
Description
Technical field
The utility model relates to teaching aid technical field, particularly a kind of Mobile multimedia instructional device.
Background technology
Curriculum and Teaching Methodology is a subdiscipline of discipline of education.Developing rapidly and popularizing along with computer technology, multimedia computer progressively instead of the comprehensive use status of Multiform Teaching Media in the past.Use multimedia technology in teaching, be conducive to the professional standards improving teacher, be conducive to teacher's integrated instruction resource.Teaching Technology of Multimedia can make up the deficiency in conventional teaching, is novel Scientific Teaching technology, traditional expense of instruction again time effort, and student's learning knowledge under state easily can not be made, not improve Teaching Benefits.If fully multimedia teaching art is used for, in education, could improving Teaching Benefits.Existing projector and projection screen, position is fixed, cannot move, projection screen occupies most of area of blackboard usually, what therefore the usage space of blackboard just became is limited, and bring great inconvenience to the teaching of teacher, projection screen is fixed on side in addition, because the reason such as reflective is inconvenient to the student viewing being sitting in opposite side, affect Students ' Learning efficiency.In order to solve the problem, there is moveable projector, but also there is a lot of problem in use in existing moveable projector, such as: although projector can move, but projection screen can block a part of blackboard all the time, student can not observe the A to Z of on blackboard, also needing moving screen again, using inconvenience when needing the writing on the blackboard before review.
Utility model content
For solving deficiency of the prior art, the utility model provides a kind of Mobile multimedia instructional device, and it can guarantee that blackboard has write area to greatest extent when using projection screen, can facilitate observation of students to the A to Z of on blackboard simultaneously.
The utility model for achieving the above object, be achieved through the following technical solutions: a kind of Mobile multimedia instructional device, comprise the first mobile device and the second mobile device, described first mobile device comprises the first mounting box, described first mounting box is fixed on body of wall, at least two power wheels are installed and for driving the first motor of power wheel in described first mounting box, described power wheel is positioned on same level line, around arranging driving-belt between described power wheel, projection screen fixed mount is set above described driving-belt, described projection screen fixed mount is L-type, it is outside that described projection screen fixed mount one end is exposed to the first mounting box, described projection screen fixed mount arranges projection screen, blackboard fixed mount is set below described driving-belt, described blackboard fixed mount and projection screen fixed mount are crisscross arranged, described blackboard fixed mount is L-type, it is outside that described blackboard fixed mount one end is exposed to the first mounting box, described blackboard fixed mount arranges blackboard, described blackboard and projection screen are not overlapping, described second mobile device comprises the second mounting box, described second mounting box is fixing on the ceiling, in described second mounting box, track is set, pulley, linear electric machine and scalable cable, described pulley is positioned at track one end, described linear electric machine is positioned at the track other end, around arranging guiding steel wire between described pulley and linear electric machine, described gliding in tracks arranges slide block, described slide block is fixedly connected with between guiding steel wire, below described slide block, mounting rod is set, it is outside that described mounting rod one end is exposed to the second mounting box, below described mounting rod, projector is set, described projector is electrically connected with scalable cable, described first motor and linear electric machine control by telepilot.
Also comprise the mounting bar that centre arranges the first chute, described mounting bar to be fixed on body of wall and to be positioned at below projection screen, described projection screen bottom arranges pull bar, described pull bar establishes fixture block away from one end of projection screen, described fixture block is arranged in the first chute, and described fixture block is connected with the first slide.
Described track is arranged guiding raised line, both sides, described slide block bottom are arranged and corresponding the second chute of raised line that leads, and described slide block is connected by lead raised line and the second slide with between track.
Described track is arranged the 3rd chute, two rollers are installed in both sides, described slide block bottom, and the distance between two rollers is consistent with the width between the 3rd chute, and described slide block is connected by roller and the 3rd slide with between track.
Contrast prior art, the beneficial effects of the utility model are:
1, projection screen and blackboard are crisscross arranged, and counter motion between the two, therefore projection screen minimum degree takies blackboard writing area, teacher is facilitated to explain on blackboard, be convenient to all knowledge points in observation of students to blackboard, improve the quality of teaching, accomplish the perfect adaptation of conventional teaching and modern teaching;
2, in use change the position of curtain and projector at any time, facilitate student clearly to observe the content of courses on projection screen, avoid causing observation of students not know the content of courses owing to giving out light;
3, in the utility model, below projection screen, pull bar is set, pull bar establishes fixture block away from one end of projection screen, described fixture block is arranged in the first chute, fixture block is connected with slide, in mobile projector curtain process, do not need projection screen to store, realize projection screen top and bottom synchronizing moving, increase operation ease.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model first mobile device front view;
Accompanying drawing 2 is the utility model first mobile device side views;
Accompanying drawing 3 is the utility model second mobile device vertical views;
Accompanying drawing 4 is the utility model second mobile device embodiment one side views;
Accompanying drawing 5 is the utility model second mobile device embodiment two side views.
Label shown in accompanying drawing: 1, the first mounting box; 2, power wheel; 3, the first motor; 4, driving-belt; 5, projection screen fixed mount; 6, projection screen; 7, blackboard fixed mount; 8, blackboard; 9, the second mounting box; 10, track; 11, pulley; 12, linear electric machine; 13, scalable cable; 14, guiding steel wire; 15, slide block; 16, mounting rod; 17, projector; 18, the first chute; 19, pull bar; 20, fixture block; 21 guiding raised lines; 22, the second chute; 23, the 3rd chute; 24, roller.
Embodiment
By reference to the accompanying drawings and specific embodiment, the utility model is described in further detail.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
A kind of Mobile multimedia instructional device, comprise the first mobile device and the second mobile device, described first mobile device comprises the first mounting box 1, described first mounting box 1 is fixed on body of wall, at least two power wheels 2 are installed and for driving the first motor 3 of power wheel 2 in described first mounting box 1, one of them power wheel 2 is driving wheel, described at least two power wheels 2 are positioned on same level line, around arranging driving-belt 4 between described power wheel 2, above described driving-belt 4, projection screen fixed mount 5 is set, described projection screen fixed mount 5 is L-type, described projection screen fixed mount 5 one end is exposed to the first installation and fixes 1 box outside, described projection screen fixed mount 5 arranges projection screen 6, below described driving-belt 4, blackboard fixed mount 7 is set, described blackboard fixed mount 7 is crisscross arranged with projection screen fixed mount 5, described blackboard fixed mount 7 is L-type, it is outside that described blackboard fixed mount 7 one end is exposed to the first mounting box 1, described blackboard fixed mount 7 arranges blackboard 8, described blackboard 8 is not overlapping with projection screen 6.Described second mobile device comprises the second mounting box 9, described second mounting box 9 is fixing on the ceiling, in described second mounting box 9, track 10 is set, pulley 11, linear electric machine 12 and scalable cable 13, described pulley 11 is positioned at track 10 one end, described linear electric machine 12 is positioned at track 10 other end, around arranging guiding steel wire 14 between described pulley 11 and linear electric machine 12, slide in described track 10 and slide block 15 is set, described slide block 15 is fixedly connected with between guiding steel wire 14, below described slide block 15, mounting rod 16 is set, it is outside that described mounting rod 16 one end is exposed to the second mounting box 9, below described mounting rod 16, projector 17 is set, described projector 17 is electrically connected with scalable cable 13, described first motor 3 and linear electric machine 12 control by telepilot.Rotated by the first driven by motor power wheel, power wheel drives around the driving-belt be arranged on power wheel, because projection screen fixed mount and blackboard fixed mount lay respectively at above and below driving-belt, therefore the moving direction of projection screen and blackboard is contrary, thus projection screen can take blackboard writing area in minimum degree, facilitates teacher to explain on blackboard, be convenient to all knowledge points in observation of students to blackboard, improve the quality of teaching, accomplish the perfect adaptation of conventional teaching and modern teaching; Moved in the horizontal direction by linear electric motor guiding steel wire, the tangential movement in orbit of guiding steel wire band movable slider, thus the charged projector tangential movement be arranged on below slide block.
Further, also comprise the mounting bar that centre arranges the first chute 18, described mounting bar to be fixed on body of wall and to be positioned at below projection screen 6, described projection screen 6 bottom arranges pull bar 19, described pull bar 19 establishes fixture block 20 away from one end of projection screen 6, described fixture block 20 is arranged in the first chute 18, and described fixture block 20 and the first chute 18 are slidably connected.In mobile projector curtain process, do not need projection screen to store, realize projection screen top and bottom synchronizing moving, increase operation ease.
As optimization, described track 10 is arranged guiding raised line 21, both sides, described slide block 15 bottom arrange second chute 22 corresponding with guiding raised line 21, be slidably connected by lead raised line 21 and the second chute 22 between described slide block 15 and track 10, increase the stability of projector in moving process, guarantee that projector moves in the horizontal direction.
As optimization, described track 10 is arranged the 3rd chute 23, the distance that both sides, described slide block 15 bottom are installed between two rollers, 24, two rollers 24 is consistent with the width between the 3rd chute 23, is slidably connected between described slide block 15 and track 10 by roller 24 and the 3rd chute 23.The setting of roller can not only reduce the friction force between slide block and track thus reduce pulling force required when linear electric machine pulls slide block, can also reduce the noise produced when slide block moves.
Embodiment 1:
A kind of Mobile multimedia instructional device, comprise the first mobile device and the second mobile device, described first mobile device comprises the first mounting box 1, described first mounting box 1 is fixed on body of wall, at least two power wheels 2 are installed and for driving the first motor 3 of power wheel 2 in described first mounting box 1, one of them power wheel 2 is driving wheel, described at least two power wheels 2 are positioned on same level line, around arranging driving-belt 4 between described power wheel 2, above described driving-belt 4, projection screen fixed mount 5 is set, described projection screen fixed mount 5 is L-type, described projection screen fixed mount 5 is exposed to the first installation and fixes 1 box outside, described projection screen fixed mount 5 arranges projection screen 6, below described driving-belt 4, blackboard fixed mount 7 is set, described blackboard fixed mount 7 is crisscross arranged with projection screen fixed mount 5, described blackboard fixed mount 7 is L-type, it is outside that described blackboard fixed mount 7 is exposed to the first mounting box 1, described blackboard fixed mount 7 arranges blackboard 8, described blackboard 8 is not overlapping with projection screen 6.In the present embodiment, also comprise the mounting bar that centre arranges the first chute 18, described mounting bar to be fixed on body of wall and to be positioned at below projection screen 6, described projection screen 6 bottom arranges pull bar 19, described pull bar 19 establishes fixture block 20 away from one end of projection screen 6, described fixture block 20 is arranged in the first chute 18, and described fixture block 20 and the first chute 18 are slidably connected.In mobile projector curtain process, do not need projection screen to store, realize projection screen top and bottom synchronizing moving, increase operation ease.Described second mobile device comprises the second mounting box 9, described second mounting box 9 is fixing on the ceiling, in described second mounting box 9, track 10 is set, pulley 11, linear electric machine 12 and scalable cable 13, described pulley 11 is positioned at track 10 one end, described linear electric machine 12 is positioned at track 10 other end, around arranging guiding steel wire 14 between described pulley 11 and linear electric machine 12, slide in described track 10 and slide block 15 is set, in the present embodiment, described track 10 is arranged guiding raised line 21, both sides, described slide block 15 bottom arrange second chute 22 corresponding with guiding raised line 21, be slidably connected by lead raised line 21 and the second chute 22 between described slide block 15 and track 10, increase the stability of projector in moving process, guarantee that projector moves in the horizontal direction.Described slide block 15 is fixedly connected with between guiding steel wire 14, below described slide block 15, mounting rod 16 is set, it is outside that described mounting rod 16 one end is exposed to the second mounting box 9, below described mounting rod 16, projector 17 is set, described projector 17 is electrically connected with scalable cable 13, and described first motor 3 and linear electric machine 12 control by telepilot.Rotated by the first driven by motor power wheel, power wheel drives around the driving-belt be arranged on power wheel, because projection screen fixed mount and blackboard fixed mount lay respectively at above and below driving-belt, therefore the moving direction of projection screen and blackboard is contrary, thus projection screen can take blackboard writing area in minimum degree, facilitates teacher to explain on blackboard, be convenient to all knowledge points in observation of students to blackboard, improve the quality of teaching, accomplish the perfect adaptation of conventional teaching and modern teaching; Moved in the horizontal direction by linear electric motor guiding steel wire, the tangential movement in orbit of guiding steel wire band movable slider, thus the charged projector tangential movement be arranged on below slide block.The beneficial effect of the present embodiment is: in mobile projector curtain process, do not need projection screen to store, realize projection screen top and bottom synchronizing moving, increase operation ease, be connected by guiding raised line and the second slide between slide block with track, increase the stability of projector in moving process, guarantee that projector moves in the horizontal direction.
Embodiment 2:
A kind of Mobile multimedia instructional device, comprise the first mobile device and the second mobile device, described first mobile device comprises the first mounting box 1, described first mounting box 1 is fixed on body of wall, at least two power wheels 2 are installed and for driving the first motor 3 of power wheel 2 in described first mounting box 1, one of them power wheel 2 is driving wheel, described at least two power wheels 2 are positioned on same level line, around arranging driving-belt 4 between described power wheel 2, above described driving-belt 4, projection screen fixed mount 5 is set, described projection screen fixed mount 5 is L-type, described projection screen fixed mount 5 is exposed to the first installation and fixes 1 box outside, described projection screen fixed mount 5 arranges projection screen 6, below described driving-belt 4, blackboard fixed mount 7 is set, described blackboard fixed mount 7 is crisscross arranged with projection screen fixed mount 5, described blackboard fixed mount 7 is L-type, it is outside that described blackboard fixed mount 7 is exposed to the first mounting box 1, described blackboard fixed mount 7 arranges blackboard 8, described blackboard 8 is not overlapping with projection screen 6.In the present embodiment, also comprise the mounting bar that centre arranges the first chute 18, described mounting bar to be fixed on body of wall and to be positioned at below projection screen 6, described projection screen 6 bottom arranges pull bar 19, described pull bar 19 establishes fixture block 20 away from one end of projection screen 6, described fixture block 20 is arranged in the first chute 18, and described fixture block 20 and the first chute 18 are slidably connected.In mobile projector curtain process, do not need projection screen to store, realize projection screen top and bottom synchronizing moving, increase operation ease.Described second mobile device comprises the second mounting box 9, described second mounting box 9 is fixing on the ceiling, in described second mounting box 9, track 10 is set, pulley 11, linear electric machine 12 and scalable cable 13, described pulley 11 is positioned at track 10 one end, described linear electric machine 12 is positioned at track 10 other end, around arranging guiding steel wire 14 between described pulley 11 and linear electric machine 12, slide in described track 10 and slide block 15 is set, in the present embodiment, described track 10 is arranged the 3rd chute 23, two rollers 24 are installed in both sides, described slide block 15 bottom, distance between two rollers 24 is consistent with the width between the 3rd chute 23, be slidably connected by roller 24 and the 3rd chute 23 between described slide block 15 and track 10.Described slide block 15 is fixedly connected with between guiding steel wire 14, below described slide block 15, mounting rod 16 is set, it is outside that described mounting rod 16 one end is exposed to the second mounting box 9, below described mounting rod 16, projector 17 is set, described projector 17 is electrically connected with scalable cable 13, and described first motor 3 and linear electric machine 12 control by telepilot.Rotated by the first driven by motor power wheel, power wheel drives around the driving-belt be arranged on power wheel, because projection screen fixed mount and blackboard fixed mount lay respectively at above and below driving-belt, therefore the moving direction of projection screen and blackboard is contrary, thus projection screen can take blackboard writing area in minimum degree, facilitates teacher to explain on blackboard, be convenient to all knowledge points in observation of students to blackboard, improve the quality of teaching, accomplish the perfect adaptation of conventional teaching and modern teaching; Moved in the horizontal direction by linear electric motor guiding steel wire, the tangential movement in orbit of guiding steel wire band movable slider, thus the charged projector tangential movement be arranged on below slide block.The beneficial effect of the present embodiment is: the setting of roller can not only reduce the friction force between slide block and track thus reduce pulling force required when linear electric machine pulls slide block, can also reduce the noise produced when slide block moves.
Claims (4)
1. a Mobile multimedia instructional device, it is characterized in that: comprise the first mobile device and the second mobile device, described first mobile device comprises the first mounting box (1), described first mounting box (1) is fixed on body of wall, at least two power wheels (2) are installed and for driving first motor (3) of power wheel (2) in described first mounting box (1), described power wheel (2) is positioned on same level line, around arranging driving-belt (4) between described power wheel (2), described driving-belt (4) top arranges projection screen fixed mount (5), described projection screen fixed mount (5) is L-type, described projection screen fixed mount (5) one end is exposed to the first installation and fixes (1) box outside, described projection screen fixed mount (5) arranges projection screen (6), described driving-belt (4) below arranges blackboard fixed mount (7), described blackboard fixed mount (7) and projection screen fixed mount (5) are crisscross arranged, described blackboard fixed mount (7) is L-type, it is outside that described blackboard fixed mount (7) one end is exposed to the first mounting box (1), described blackboard fixed mount (7) arranges blackboard (8), described blackboard (8) is not overlapping with projection screen (6), described second mobile device comprises the second mounting box (9), described second mounting box (9) is fixing on the ceiling, in described second mounting box (9), track (10) is set, pulley (11), linear electric machine (12) and scalable cable (13), described pulley (11) is positioned at track (10) one end, described linear electric machine (12) is positioned at track (10) other end, around arranging guiding steel wire (14) between described pulley (11) and linear electric machine (12), slide in described track (10) and slide block (15) is set, be fixedly connected with between described slide block (15) with guiding steel wire (14), described slide block (15) below arranges mounting rod (16), it is outside that described mounting rod (16) one end is exposed to the second mounting box (9), described mounting rod (16) below arranges projector (17), described projector (17) is electrically connected with scalable cable (13), described first motor (3) and linear electric machine (12) control by telepilot.
2. a kind of Mobile multimedia instructional device according to claim 1, it is characterized in that: also comprise the mounting bar that centre arranges the first chute (18), described mounting bar to be fixed on body of wall and to be positioned at projection screen (6) below, described projection screen (6) bottom arranges pull bar (19), described pull bar (19) establishes fixture block (20) away from one end of projection screen (6), described fixture block (20) is arranged in the first chute (18), and described fixture block (20) and the first chute (18) are slidably connected.
3. a kind of Mobile multimedia instructional device according to claim 1, it is characterized in that: described track (10) is arranged guiding raised line (21), described slide block (15) both sides, bottom are arranged and guiding raised line (21) corresponding the second chute (22), and pass through between described slide block (15) and track (10) to lead raised line (21) and the second chute (22) are slidably connected.
4. a kind of Mobile multimedia instructional device according to claim 1, it is characterized in that: described track (10) is arranged the 3rd chute (23), two rollers (24) are installed in described slide block (15) both sides, bottom, distance between two rollers (24) is consistent with the width between the 3rd chute (23), is slidably connected between described slide block (15) and track (10) by roller (24) and the 3rd chute (23).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520127770.2U CN204440676U (en) | 2015-03-05 | 2015-03-05 | A kind of Mobile multimedia instructional device |
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| CN201520127770.2U CN204440676U (en) | 2015-03-05 | 2015-03-05 | A kind of Mobile multimedia instructional device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402577A (en) * | 2015-12-15 | 2016-03-16 | 重庆触视科技有限公司 | Ejecting device for projector |
| CN105423090A (en) * | 2015-12-15 | 2016-03-23 | 重庆触视科技有限公司 | Projector regulating device |
| CN106226986A (en) * | 2016-09-23 | 2016-12-14 | 刘子琛 | High school student learns to use projection teaching's device |
| CN108583077A (en) * | 2018-04-24 | 2018-09-28 | 遵义市永宏金属设备有限公司 | Intake type blackboard |
| CN108790498A (en) * | 2018-08-30 | 2018-11-13 | 深圳市有钱科技有限公司 | Intake type blackboard |
| CN108957936A (en) * | 2018-07-24 | 2018-12-07 | 合肥爱玩动漫有限公司 | It is a kind of for showing the curtain wall of cartoon |
| CN109017041A (en) * | 2018-07-02 | 2018-12-18 | 芜湖通全电子电器科技创业有限公司 | A kind of computer network, multimedia blackboard for teaching |
| CN109064786A (en) * | 2018-10-24 | 2018-12-21 | 安徽神韵光电科技有限公司 | Multimedia teaching plate |
| CN110491192A (en) * | 2019-08-08 | 2019-11-22 | 辽宁工程技术大学 | A kind of teaching demonstration device for animation |
| CN110930819A (en) * | 2019-12-06 | 2020-03-27 | 河南护理职业学院 | Think political affairs classroom teaching auxiliary device |
| CN112863258A (en) * | 2021-01-26 | 2021-05-28 | 河南应用技术职业学院 | Portable display device of multimedia teaching |
-
2015
- 2015-03-05 CN CN201520127770.2U patent/CN204440676U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402577A (en) * | 2015-12-15 | 2016-03-16 | 重庆触视科技有限公司 | Ejecting device for projector |
| CN105423090A (en) * | 2015-12-15 | 2016-03-23 | 重庆触视科技有限公司 | Projector regulating device |
| CN106226986A (en) * | 2016-09-23 | 2016-12-14 | 刘子琛 | High school student learns to use projection teaching's device |
| CN108583077A (en) * | 2018-04-24 | 2018-09-28 | 遵义市永宏金属设备有限公司 | Intake type blackboard |
| CN109017041A (en) * | 2018-07-02 | 2018-12-18 | 芜湖通全电子电器科技创业有限公司 | A kind of computer network, multimedia blackboard for teaching |
| CN108957936A (en) * | 2018-07-24 | 2018-12-07 | 合肥爱玩动漫有限公司 | It is a kind of for showing the curtain wall of cartoon |
| CN108790498A (en) * | 2018-08-30 | 2018-11-13 | 深圳市有钱科技有限公司 | Intake type blackboard |
| CN109064786A (en) * | 2018-10-24 | 2018-12-21 | 安徽神韵光电科技有限公司 | Multimedia teaching plate |
| CN110491192A (en) * | 2019-08-08 | 2019-11-22 | 辽宁工程技术大学 | A kind of teaching demonstration device for animation |
| CN110491192B (en) * | 2019-08-08 | 2021-06-08 | 辽宁工程技术大学 | Teaching demonstration device for animation design |
| CN110930819A (en) * | 2019-12-06 | 2020-03-27 | 河南护理职业学院 | Think political affairs classroom teaching auxiliary device |
| CN112863258A (en) * | 2021-01-26 | 2021-05-28 | 河南应用技术职业学院 | Portable display device of multimedia teaching |
| CN112863258B (en) * | 2021-01-26 | 2023-01-17 | 河南应用技术职业学院 | Portable display device of multimedia teaching |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160305 |