CN203818840U - Novel electronic whiteboard - Google Patents
Novel electronic whiteboard Download PDFInfo
- Publication number
- CN203818840U CN203818840U CN201420262623.1U CN201420262623U CN203818840U CN 203818840 U CN203818840 U CN 203818840U CN 201420262623 U CN201420262623 U CN 201420262623U CN 203818840 U CN203818840 U CN 203818840U
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- China
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- blank
- blackboard
- framework
- transmission line
- fixed
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Abstract
A novel electronic whiteboard enables an electronic whiteboard and a blackboard to be used simultaneously and facilitates teaching of a teacher. A front slideway and a rear slideway are longitudinally arranged on each of the left side and the right side of a frame body respectively; the whiteboard and the blackboard are connected onto corresponding slideways in the frame body through a sliding auxiliary device; the whiteboard is arranged on the front side of the frame body; the blackboard is arranged on the rear side of the frame body; a lens unit of a projector is separated from a main body; the lens unit is connected with the main body through a transmission line; the main body is fixed at the upper end of the frame body; the lens unit is fixed on the rear side of the whiteboard through a fulcrum bar; a transmission line concealed grid is fixed between the front slideway and the rear slideway on the inner side of a longitudinal side edge of the frame body; the transmission line is arranged in the transmission line concealed grid; a sliding hole is longitudinally formed in one side, opposite to the whiteboard, of the transmission line grid; a slide bar is inserted in the sliding hole; an idler wheel is arranged at one end, penetrating into the transmission line concealed grid, of the slide bar and is pressed on the transmission line; the other end of the slide bar is fixed on the whiteboard; the transmission line is electrically connected with the lens unit via the slide bar. The novel electronic whiteboard is convenient to use and high in practicability.
Description
Technical field
The utility model relates to a kind of teaching aid, specifically a kind of novel electronic whiteboard.
Background technology
Along with scientific and technological development, teaching field apparatus is technicalization all the more also, all comparing class is seemingly for the main contents of giving lessons every year due to teacher, therefore a lot of teachers adopt projecting apparatus to give lessons in the time giving lessons, can reduce like this word that need to write, formula, drawing etc. on blackboard, and electronic whiteboard is burning hot all the more at teaching field in recent years, because its projecting apparatus is located at the blank back side, when user operates, can not block the mapping route of projecting apparatus and produce shade, therefore enjoy having deep love for of teaching field, although the major function of electronic whiteboard is for writing, but due to the actual demand of teaching, teachers is all with its multimedia display content of courses, therefore in the process of explanation, still need to write formula, the detailed contents such as computational process, and electronic whiteboard to write region too small, only be suitable for mark, annotation etc., and remove in time after page turning, inconvenient student's record, no matter but electronic whiteboard or the curtain of projecting apparatus all can block blackboard, especially wall-inlaid type electronic whiteboard, on its body of wall, be difficult to install again blackboard, while making teacher's wish use blackboard, but can seek nowhere.
Summary of the invention
For addressing the above problem, the utility model proposes one and facilitate teacher's blackboard and electronic whiteboard to use simultaneously, and can not produce a kind of novel electronic whiteboard blocking to blackboard, its concrete technical scheme is as follows:
A kind of novel electronic whiteboard, comprise framework, projecting apparatus and be located at the blank in framework, blackboard, described whiteboards and chalkboards specification is identical, its lateral length is all identical with framework lateral length, longitudinally width is the half of the longitudinal width of framework, two slideways before and after the described framework left and right sides is longitudinally equipped with, and before left side, slideway is corresponding with slideway before right side, behind left side, slip corresponding with right side rear slide, between described whiteboards and chalkboards, be connected on slideway corresponding in framework by sliding assisting apparatus, and blank is located at framework front side, blackboard is located at framework rear side, the lens unit of described projecting apparatus and body portion from, and connect by transmission line each other, body is fixed on framework upper end, lens unit is fixed on blank rear side by pole, between the front slideway of the longitudinal side inner side of described framework and rear slide, be fixed with the dark lattice of transmission line, described transmission line is located in the dark lattice of transmission line, the side that the dark lattice of transmission line are relative with blank longitudinally has slide opening, in slide opening, penetrate slide bar, one end that slide bar penetrates the dark lattice of transmission line is provided with roller, roller is depressed on transmission line, and the other end of slide bar is fixed on blank, and described transmission line is electrically connected with lens unit by way of slide bar.
Described sliding assisting apparatus comprises four fixed pulleys and four connecting lines, described four fixed pulleys are located at respectively four jiaos of frameworks, described four connecting lines are walked around respectively four fixed pulleys, and wherein the connecting line of left upper end is connected with the blank upper left corner and the blackboard upper left corner respectively, the connecting line of upper right side is connected with the blank upper right corner and the blackboard upper right corner respectively, the connecting line of lower-left end is connected with the blank lower left corner and the blackboard lower left corner respectively, the connecting line of bottom righthand side is connected with the blank lower right corner and the blackboard lower right corner respectively.
Described sliding assisting apparatus comprises and is located at the rotating shaft of framework upper end, two gears that are fixed on the rotating shaft left and right sides and two driving-chains that are connected with two gears respectively, in described two driving-chains, the driving-chain in left side is connected with blank left upper end and blackboard left upper end respectively, the driving-chain on right side is connected with blank upper right side and blackboard upper right side respectively, described rotating shaft is connected with motor output shaft, the control input end of motor is connected with controller, and the control end of controller is connected with operation keyboard.
What described framework lower end was corresponding with the rotating shaft that is located at framework upper end is provided with lower rotary shaft, is fixed on two lower gears of the lower rotary shaft left and right sides, and two below driving-chains that are connected with two lower gears respectively, the below driving-chain in left side is connected with blank lower-left end and blackboard lower-left end respectively, and the below driving-chain on right side is connected with blank bottom righthand side and blackboard bottom righthand side respectively.
Described fixed pulley is eight, and it is located at respectively blank upper left side, blank lower left, blank upper right side, blank lower right, blackboard upper left side, blackboard lower left, blackboard upper right side, the blackboard lower right of framework.
Described rotating shaft is four, and it is located at respectively top and the below of the blank top of framework and below, blackboard, the driving-chain that the left and right sides of each rotating shaft is equipped with gear and is connected with gear.
The upper and lower side of described each slideway is all fixed with limited block.
The beneficial effects of the utility model: in the time utilizing multimedia courseware to give lessons, can utilize electronic whiteboard to carry out play multimedia courseware, and can be on electronic whiteboard in the time of instruction content shading, after simple mark, can utilize sliding assisting apparatus that electronic whiteboard is slided to top, now blackboard below, thereby while facilitating teacher to explain in detail the content of electronic whiteboard, its content can write on the blackboard by book, and the combination of this slidingtype electronic whiteboard and blackboard has a difficult point, be that transmission line between projecting apparatus body and lens unit is easily stuck in blackboard dorsal part, thereby winding support etc. is pulled off, card is disconnected, make its practicality not high, and the dark lattice of transmission line that this device arranges have effectively solved this difficult point, in the time that electronic whiteboard slides up and down, distance between roller and lens unit is constant, length of transmission line is constant, roller is pushed down the transmission line being located in the dark lattice of transmission line, make stirring up and down of transmission line rule, coordinate sliding up and down of electronic whiteboard, and in the time that the mode of utilizing Electric Machine Control is carried out control device slip, because the speed of service and mode are more regular up and down, can more effective auxiliary wheel and the routing motion of transmission line in the dark lattice of transmission line, and more controlledization, intelligent, arrange eight fixed pulleys can be more effective sliding up and down of auxiliary electron blank and blackboard, easy to use, practical, electronic whiteboard and blackboard can be used simultaneously, facilitate giving lessons of teacher.
Brief description of the drawings
Structural representation when Fig. 1 is the utility model employing fixed pulley;
Structural representation when Fig. 2 is the utility model employing rotating shaft;
Fig. 3 is the right side generalized section of Fig. 1;
Fig. 4 is structural relation schematic diagram between the dark lattice of transmission line and slide bar.
In figure: 1-framework, 2-blank, 3-blackboard, slideway before 4-, 5-rear slide, 6-body, 7-lens unit, 8-transmission line, 9-pole, the dark lattice of 10-transmission line, 11-slide opening, 12-slide bar, 13-roller, 14-fixed pulley, 15-rotating shaft, 16-gear, 17-motor, 18-controller, 19-operation keyboard, 20-limited block.
Detailed description of the invention
For the ease of understanding, below in conjunction with Fig. 1-4, the utility model is described in further detail:
Embodiment 1: a kind of novel electronic whiteboard, comprise framework 1, projecting apparatus and be located at the blank 2 in framework 1, blackboard 3, described blank 2 is identical with blackboard 3 specifications, its lateral length is all identical with framework 1 lateral length, longitudinally width is the half of framework 1 longitudinal width, two slideways before and after described framework 1 left and right sides is longitudinally equipped with, do gliding motility for auxiliary blank 2 and blackboard 3, and before left side, slideway 4 is corresponding with slideway before right side, behind left side, slip 5 corresponding with right side rear slide, between described blank 2 and blackboard 3, be connected on slideway corresponding in framework 1 by sliding assisting apparatus, and blank 2 is located at framework 1 front side, in order conveniently to install the equipment such as projecting apparatus, if be installed in rear side need to slot or use support body form on body of wall, be not easy to use, blackboard 3 is located at framework 1 rear side, the lens unit 7 of described projecting apparatus separates with main body 6, and connect by transmission line 8 each other, its object is to reduce the weight and volume that need to be fixed on blank 2 rear side apparatus, body 6 is fixed on framework 1 upper end, lens unit 7 is fixed on blank 2 rear sides by pole 9, between the front slideway 4 of the longitudinal side inner side of described framework 1 and rear slide 5, be fixed with the dark lattice 10 of transmission line, described transmission line 8 is located in the dark lattice 10 of transmission line, the side that the dark lattice 10 of transmission line are relative with blank 2 longitudinally has slide opening 11, in slide opening 11, penetrate slide bar 12, one end that slide bar 12 penetrates the dark lattice 10 of transmission line is provided with roller 13, roller 13 is depressed on transmission line 8, the other end of slide bar 12 is fixed on blank 2, be connected with body for attachment lens unit, described transmission line 8 is electrically connected with lens unit 7 by way of slide bar 12.
Embodiment 2: further, described sliding assisting apparatus comprises four fixed pulleys 14 and four connecting lines, described four fixed pulleys 14 are located at respectively 1 four jiaos of frameworks, described four connecting lines are walked around respectively four fixed pulleys 14, wherein the connecting line of left upper end is connected with blank 2 upper left corners and blackboard 3 upper left corners respectively, the connecting line of upper right side is connected with blank 2 upper right corner and blackboard 3 upper right corner respectively, the connecting line of lower-left end is connected with blank 2 lower left corners and blackboard 3 lower left corners respectively, the connecting line of bottom righthand side is connected with blank 2 lower right corner and blackboard 3 lower right corner respectively, which is hand push-pull type.
Embodiment 3: further, described sliding assisting apparatus comprises the rotating shaft 15 that is located at framework 1 upper end, be fixed on two gears 16 of rotating shaft 15 left and right sides and two driving-chains that are connected with two gears 16 respectively, in described two driving-chains, the driving-chain in left side is connected with blank 2 left upper ends and blackboard 3 left upper ends respectively, the driving-chain on right side is connected with blank 2 upper right sides and blackboard 3 upper right sides respectively, described rotating shaft 15 is connected with motor 17 output shafts, the control input end of motor 17 is connected with controller 18, the control end of controller 18 is connected with operation keyboard 19, which is electric push-and-pull mode, and which can effectively reduce teacher's work load, has improved scientific and technological content, make equipment automation more, intellectuality.
Embodiment 4: further, what described framework 1 lower end was corresponding with the rotating shaft that is located at framework 1 upper end is provided with lower rotary shaft, is fixed on two lower gears of the lower rotary shaft left and right sides, and two below driving-chains that are connected with two lower gears respectively, the below driving-chain in left side is connected with blank 2 lower-left ends and blackboard 3 lower-left ends respectively, the below driving-chain on right side is connected with blank 2 bottom righthand sides and blackboard 3 bottom righthand sides respectively, its main purpose be to make blank 2 and blackboard 3 more stable in the process of sliding, performance is more reliable.
Embodiment 5: further, described fixed pulley 14 is eight, it is located at respectively blank 2 upper left sides, blank 2 lower lefts, blank 2 upper right side, blank 2 lower rights, blackboard 3 upper left sides, blackboard 3 lower lefts, blackboard 3 upper right side, blackboard 3 lower rights of framework 1, its object is to reduce angle pulling force, convenient its operation.
Embodiment 6: further, described rotating shaft 15 is four, it is located at respectively top and the below of blank 2 tops of framework 1 and below, blackboard 3, the driving-chain that the left and right sides of each rotating shaft 15 is equipped with gear 16 and is connected with gear 16, similar to Example 5, its main purpose is to reduce angle pulling force.
Embodiment 7: the upper and lower side of described each slideway is all fixed with limited block 20, its main purpose is to arrange to blank 2 and blackboard 3 spacing, damage equipment while preventing that dynamics is excessive in push-and-pull process.
Beneficial effect: easy to use, practical, electronic whiteboard and blackboard can be used simultaneously, and can reach automation, intelligentized effect, facilitate giving lessons of teacher.
Claims (7)
1. a novel electronic whiteboard, comprise framework (1), projecting apparatus and be located at the blank (2) in framework (1), blackboard (3), described blank (2) is identical with blackboard (3) specification, its lateral length is all identical with framework (1) lateral length, longitudinally width is the longitudinally half of width of framework (1), it is characterized in that: two slideways before and after described framework (1) left and right sides is longitudinally equipped with, and slideway before left side (4) is corresponding with slideway before right side, left side after slip (5) corresponding with right side rear slide, between described blank (2) and blackboard (3), be connected on slideway corresponding in framework (1) by sliding assisting apparatus, and blank (2) is located at framework (1) front side, blackboard (3) is located at framework (1) rear side, the lens unit (7) of described projecting apparatus separates with main body (6), and connect by transmission line (8) each other, body (6) is fixed on framework (1) upper end, lens unit (7) is fixed on blank (2) rear side by pole (9), between the front slideway (4) of the longitudinal side inner side of described framework (1) and rear slide (5), be fixed with the dark lattice of transmission line (10), described transmission line (8) is located in the dark lattice of transmission line (10), the side that the dark lattice of transmission line (10) are relative with blank (2) longitudinally has slide opening (11), in slide opening (11), penetrate slide bar (12), one end that slide bar (12) penetrates the dark lattice of transmission line (10) is provided with roller (13), roller (13) is depressed on transmission line (8), the other end of slide bar (12) is fixed on blank (2), described transmission line (8) is electrically connected with lens unit (7) by way of slide bar (12).
2. a kind of novel electronic whiteboard as claimed in claim 1, it is characterized in that: described sliding assisting apparatus comprises four fixed pulleys (14) and four connecting lines, described four fixed pulleys (14) are located at respectively (1) four jiao of framework, described four connecting lines are walked around respectively four fixed pulleys (14), wherein the connecting line of left upper end is connected with blank (2) upper left corner and blackboard (3) upper left corner respectively, the connecting line of upper right side is connected with blank (2) upper right corner and blackboard (3) upper right corner respectively, the connecting line of lower-left end is connected with blank (2) lower left corner and blackboard (3) lower left corner respectively, the connecting line of bottom righthand side is connected with blank (2) lower right corner and blackboard (3) lower right corner respectively.
3. a kind of novel electronic whiteboard as claimed in claim 1, it is characterized in that: described sliding assisting apparatus comprises the rotating shaft (15) that is located at framework (1) upper end, two driving-chains that are fixed on two gears (16) of rotating shaft (15) left and right sides and are connected with two gears (16) respectively, in described two driving-chains, the driving-chain in left side is connected with blank (2) left upper end and blackboard (3) left upper end respectively, the driving-chain on right side is connected with blank (2) upper right side and blackboard (3) upper right side respectively, described rotating shaft (15) is connected with motor (17) output shaft, the control input end of motor (17) is connected with controller (18), the control end of controller (18) is connected with operation keyboard (19).
4. a kind of novel electronic whiteboard as claimed in claim 3, it is characterized in that: what described framework (1) lower end was corresponding with the rotating shaft that is located at framework (1) upper end is provided with lower rotary shaft, is fixed on two lower gears of the lower rotary shaft left and right sides, and two below driving-chains that are connected with two lower gears respectively, the below driving-chain in left side is connected with blank (2) lower-left end and blackboard (3) lower-left end respectively, and the below driving-chain on right side is connected with blank (2) bottom righthand side and blackboard (3) bottom righthand side respectively.
5. a kind of novel electronic whiteboard as claimed in claim 2, it is characterized in that: described fixed pulley (14) is eight, it is located at respectively blank (2) upper left side, blank (2) lower left, blank (2) upper right side, blank (2) lower right, blackboard (3) upper left side, blackboard (3) lower left, blackboard (3) upper right side, blackboard (3) lower right of framework (1).
6. a kind of novel electronic whiteboard as claimed in claim 3, it is characterized in that: described rotating shaft (15) is four, it is located at respectively top and the below of blank (2) top of framework (1) and below, blackboard (3), the driving-chain that the left and right sides of each rotating shaft (15) is equipped with gear (16) and is connected with gear (16).
7. a kind of novel electronic whiteboard as claimed in claim 1, is characterized in that: the upper and lower side of described each slideway is all fixed with limited block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420262623.1U CN203818840U (en) | 2014-05-22 | 2014-05-22 | Novel electronic whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420262623.1U CN203818840U (en) | 2014-05-22 | 2014-05-22 | Novel electronic whiteboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203818840U true CN203818840U (en) | 2014-09-10 |
Family
ID=51474377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420262623.1U Expired - Fee Related CN203818840U (en) | 2014-05-22 | 2014-05-22 | Novel electronic whiteboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203818840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494131A (en) * | 2016-12-06 | 2017-03-15 | 湖南师范大学 | A kind of Gymnastics Teaching Multifunctional demonstration device |
| CN107316509A (en) * | 2017-06-19 | 2017-11-03 | 谢艺明 | A kind of electronic blackboard of intelligent multi-function |
-
2014
- 2014-05-22 CN CN201420262623.1U patent/CN203818840U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494131A (en) * | 2016-12-06 | 2017-03-15 | 湖南师范大学 | A kind of Gymnastics Teaching Multifunctional demonstration device |
| CN106494131B (en) * | 2016-12-06 | 2018-01-12 | 湖南师范大学 | A kind of Gymnastics Teaching Multifunctional demonstration device |
| CN107316509A (en) * | 2017-06-19 | 2017-11-03 | 谢艺明 | A kind of electronic blackboard of intelligent multi-function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20150522 |
|
| EXPY | Termination of patent right or utility model |