CN203735703U - Portable teaching device - Google Patents
Portable teaching device Download PDFInfo
- Publication number
- CN203735703U CN203735703U CN201420088313.2U CN201420088313U CN203735703U CN 203735703 U CN203735703 U CN 203735703U CN 201420088313 U CN201420088313 U CN 201420088313U CN 203735703 U CN203735703 U CN 203735703U
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- China
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- arc plate
- support arm
- bevel gear
- plate
- dull
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Abstract
The utility model aims to provide a device for bringing convenience to teachers on teaching and making the atmosphere of a classroom more activated, namely, a portable teaching device. The teaching device comprises idler wheels, a lower supporting arm, an upper supporting arm, a mechanical arm, and an L-shaped flat plate placement table. The lower end of the lower supporting arm is connected with the supporting platform, and the upper end of the lower supporting arm is connected with the upper supporting arm. The idler wheels are installed at the lower end of the supporting platform. The upper end of the upper supporting arm is connected to the lower surface of a tabletop.
Description
Technical field
The utility model relates to the carry-on teaching device of intelligence that facilitates teachers ' teaching.
Background technology
Good teachers and students exchange very necessary for giving lessons, and the domestic student of class is numerous, and classroom is very large, and it is a large key element that affects the effect of giving lessons that teachers and students exchange in bad order.Nowadays there is problem heavy and cannot be mobile easily in multimedia lectern, excessive volume forms to block and causes teacher better to exchange with student at dais, teacher cannot go down dais complete on screen write, the work such as operation information terminal, also cause teacher cannot go down dais and exchange better with student.
At present, there is the lectern that convenience moves, but can not realize teaching material, data or the information terminal such as dull and stereotyped along with teacher move, and the function at most suitable visual angle in face of teacher all the time.At present the most portable multimedia terminal is panel computer, and it is less that panel computer is arranged on device on arm, and existing procucts exist stationarity bad, use the shortcomings such as trouble, when installation, need to try to operate, even a people has been difficult to fitting operation.
Summary of the invention
The purpose of this utility model is to provide a kind of teaching desk with oneself, facilitates teachers' instruction, makes classroom become more active.
Be such for realizing the technical scheme that the utility model object adopts, a kind of teaching device with oneself, comprises roller, lower support arm, upper support arm, manipulator and L shaped dull and stereotyped mounting table.The lower end of described lower support arm connects support platform, upper end connects upper support arm.Roller is installed in the lower end of described support platform.The upper end of described upper support arm is connected to the lower surface of desktop.
The upper surface installation manipulator of described desktop.Described manipulator is equipped with more piece mechanical arm, realizes the spatial movement of mechanical arm each several part expection.The movable end of described manipulator is connected with a side of L shaped dull and stereotyped mounting table.Described L shaped dull and stereotyped mounting table comprises parallel-plate and vertical panel, and the lower end of described vertical panel is connected to the upper surface of parallel-plate.One side of described vertical panel is connected with the movable end of manipulator.
The upper surface of described parallel-plate is installed bevel gear, and described bevel gear drives by micromachine.Described micromachine upper end mounting nuts, is fixed on parallel-plate lower surface, is connected coordinates to control dull and stereotyped angle and height with the first arc plate and the second arc plate.
Pear-Shaped buckle is installed in the upper end of described vertical panel.One end of described flat board is connected with Pear-Shaped buckle.The lower surface of described flat board is installed the first arc plate and the second arc plate.The inner side of described the first arc plate and the second arc plate has the tooth engaging with bevel gear, and the inner side of described the first arc plate and the second arc plate is engaged in the both sides of bevel gear.
Further, bevel gear, described the first arc plate and the second arc plate are encapsulated in the can of open at both ends.
As preferably, described flat board is rectangle.
The beneficial effects of the utility model are: changed current Multimedia Technology in Teaching, facilitated teacher to remove to put teaching aid, watched computer, textbook, increased the interactive of teaching classroom.Carry tablet personal computer device, make teacher go down dais, with student's interactive discussion in can also play easily PPT, draw, write, displaying etc., make classroom learning that atmosphere is discussed more active, learning life illusion is colourful.
Brief description of the drawings
Fig. 1 is overall structure outline drawing of the present utility model;
Fig. 2 is the outline drawing of L shaped dull and stereotyped mounting table;
Fig. 3 is the left view of L shaped dull and stereotyped mounting table;
Fig. 4 is the top view of flat support plates;
Fig. 5 is the enlarged drawing of A part in Fig. 2;
Fig. 6 is A-A part partial enlarged drawing in Fig. 5;
Fig. 7 is the rotary screw structure chart of adjusting plate angular;
Fig. 8 is Pear-Shaped buckle structure enlarged drawing.
In figure: 1-roller, 2-lower support arm, the upper support arm of 3-, 4-manipulator, the dull and stereotyped mounting table of 5-L shape, 6-Pear-Shaped buckle, 7-bevel gear, 8-micromachine, 10-flat board, 11-can, 12-the first arc plate, 120-the second arc plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, only limits to following embodiment but should not be construed the above-mentioned subject area of the utility model.In the situation that not departing from the above-mentioned technological thought of the utility model, according to ordinary skill knowledge and customary means, make various replacements and change, all should be included in protection domain of the present utility model.
A kind of teaching device with oneself, comprises roller 1, lower support arm 2, upper support arm 3, manipulator 4 and L shaped dull and stereotyped mounting table 5.
The lower end of described lower support arm 2 connects support platform, upper end connects upper support arm 3.Roller 1 is installed in the lower end of described support platform.The upper end of described upper support arm 3 is connected to the lower surface of desktop.In embodiment, described lower support arm 2 and upper support arm 3 are all cylinders of metallic support.As preferably, described lower support arm 2 is solid cylinder, and described upper support arm 3 is the hollow circular cylinders that lower end is uncovered.In the hollow cavity of described upper support arm 3, air spring is installed.Insert in the inner chamber of upper support arm 3 upper end of described lower support arm 2, and be connected with the telescopic end of air spring.Can be connected to by described air spring adjustment the height of the desktop of upper support arm 3 upper ends.
The upper surface installation manipulator 4 of described desktop.Described manipulator 4 is equipped with more piece mechanical arm, realizes the spatial movement of mechanical arm each several part expection.As preferably, described manipulator 4 comprises four sections of metallic rod that are hinged.Wherein, first paragraph metallic rod is vertically arranged on the upper surface of described desktop, its lower end can rotate, its upper end and second segment metallic rod hinged.Further, the upper surface of described desktop is installed ball bearing.The upper surface that is axially perpendicular to desktop of described ball bearing.The outer ring of described ball bearing is fixedly connected with the upper surface of desktop, inner ring is connected with the lower end of first paragraph metallic rod.So just make described first paragraph metal to rotate freely.In the present embodiment, one end of described second segment metallic rod and first paragraph metallic rod are hinged, the head end of the other end and the 3rd section of metallic rod is hinged.The head end of the end of described the 3rd section of metallic rod and the 4th section of metallic rod is hinged.The end of described the 4th section of metallic rod is that described manipulator 4 is free ends.Be more preferably, described the 4th section of metallic rod is L shaped metallic rod.
The movable end of described manipulator 4 is connected with a side of L shaped dull and stereotyped mounting table 5.Described L shaped dull and stereotyped mounting table 5 comprises parallel-plate and vertical panel, and the lower end of described vertical panel is connected to the upper surface of parallel-plate.One side of described vertical panel is connected with the movable end of manipulator 4, makes in teaching process, and L shaped dull and stereotyped mounting table 5 can optionally be pulled.
The upper surface of described parallel-plate is installed bevel gear 7, and described bevel gear 7 drives by micromachine 8.Bevel gear 7 is installed in described micromachine 8 upper ends.In embodiment, described micromachine 8 is fixed on parallel-plate below.The output shaft band dynamic bevel gear 7 of micromachine 8, makes it be connected the angle and height that coordinate to control dull and stereotyped 10 with the first arc plate 12 and the second arc plate 120.
Pear-Shaped buckle 6 is installed in the upper end of described vertical panel.Referring to Fig. 8, described Pear-Shaped buckle 6 is made up of two shell fragments, and the lower end of shell fragment is fixed on the upper end of vertical panel.The upper end of Pear-Shaped buckle 6 is uncovered, and diameter cylinder within the specific limits can be embedded among Pear-Shaped buckle 6, and fixing by Pear-Shaped buckle 6, and while upwards mentioning cylinder, cylinder can separate with buckle again.
Described one end of dull and stereotyped 10 is connected with Pear-Shaped buckle 6.Referring to Fig. 4, one section of cylindrical handle is extended at described dull and stereotyped 10 two ends.After described cylindrical handle is embedded among Pear-Shaped buckle 6, flat board 10 is tilted and is supported on L shaped dull and stereotyped mounting table 5.Described dull and stereotyped 10 lower surface is installed the first arc plate 12 and the second arc plate 120.Described the first arc plate 12 is all that one end is connected with dull and stereotyped 10 lower surface, the other end is unsettled with the second arc plate 120.Referring to Fig. 2, described the first arc plate 12 and the symmetrical installation of the second arc plate 120, from side view, described the first arc plate 12 and a semicircle of the second arc plate 120 common compositions, its free end is overlapped.The inner side of described the first arc plate 12 and the second arc plate 120 has the tooth engaging with bevel gear, and the inner side of described the first arc plate 12 and the second arc plate 120 is engaged in the both sides of bevel gear.What deserves to be explained is, described dull and stereotyped 10 for carrying resources material, panel computer etc.When starting after micromachine 8, the first arc plate 12 and the second arc plate 120 are held together to a layback by bevel gear 7, or separate to both sides, to change the gradient of the flat board 10 being supported by the first arc plate 12 and the second arc plate 120.
Further, bevel gear 7, described the first arc plate 12 and the second arc plate 120 are encapsulated in the can 11 of open at both ends.
As preferably, described dull and stereotyped 10 are rectangle.
Claims (3)
1. a carry-on teaching device, is characterized in that: comprise roller (1), lower support arm (2), upper support arm (3), manipulator (4) and L shaped dull and stereotyped mounting table (5);
The lower end of described lower support arm (2) connects support platform, upper end connects upper support arm (3); Roller (1) is installed in the lower end of described support platform; The upper end of described upper support arm (3) is connected to the lower surface of desktop;
The upper surface installation manipulator (4) of described desktop; The movable end of described manipulator (4) is connected with a side of L shaped dull and stereotyped mounting table (5); Described L shaped dull and stereotyped mounting table (5) comprises parallel-plate and vertical panel, and the lower end of described vertical panel is connected to the upper surface of parallel-plate;
The upper surface of described parallel-plate is installed bevel gear (7), and described bevel gear (7) drives by micromachine (8);
Pear-Shaped buckle (6) is installed in the upper end of described vertical panel; One end of described flat board (10) is connected with Pear-Shaped buckle (6); The lower surface of described flat board (10) is installed the first arc plate (12) and the second arc plate (120); The inner side of described the first arc plate (12) and the second arc plate (120) has the tooth engaging with bevel gear, and the inner side of described the first arc plate (12) and the second arc plate (120) is engaged in the both sides of bevel gear.
2. the carry-on teaching device of one according to claim 1, is characterized in that: bevel gear (7), described the first arc plate (12) and the second arc plate (120) are encapsulated in the can (11) of open at both ends.
3. the carry-on teaching device of one according to claim 1, is characterized in that: described flat board (10) is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088313.2U CN203735703U (en) | 2014-02-28 | 2014-02-28 | Portable teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420088313.2U CN203735703U (en) | 2014-02-28 | 2014-02-28 | Portable teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203735703U true CN203735703U (en) | 2014-07-30 |
Family
ID=51335590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420088313.2U Expired - Fee Related CN203735703U (en) | 2014-02-28 | 2014-02-28 | Portable teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203735703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107951173A (en) * | 2017-11-22 | 2018-04-24 | 山东理工职业学院 | A kind of portable teaching device for language teaching |
-
2014
- 2014-02-28 CN CN201420088313.2U patent/CN203735703U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107951173A (en) * | 2017-11-22 | 2018-04-24 | 山东理工职业学院 | A kind of portable teaching device for language teaching |
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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: 20140730 Termination date: 20150228 |
|
| EXPY | Termination of patent right or utility model |