CN204791582U - Teaching device - Google Patents
Teaching device Download PDFInfo
- Publication number
- CN204791582U CN204791582U CN201520336060.0U CN201520336060U CN204791582U CN 204791582 U CN204791582 U CN 204791582U CN 201520336060 U CN201520336060 U CN 201520336060U CN 204791582 U CN204791582 U CN 204791582U
- Authority
- CN
- China
- Prior art keywords
- groove
- blackboard
- display screen
- sides
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model provides a teaching device, includes the base, base surface both sides are equipped with supports a section of thick bamboo, it has connect the bracing piece to support the barrel casing, the bracing piece takes the knob -operated control of gear to go up and down through installing on supporting a section of thick bamboo, upper end of the support bar is equipped with the blackboard, blackboard upper portion is equipped with logical groove, it is equipped with the pulley to lead to the inslot, fixedly connected with telescopic link on the pulley, the display screen is connected to the telescopic link, the display screen avris is equipped with the RAM card, the blackboard lower extreme is equipped with the shelves strip, shelves strip center is equipped with the book end, the under base surface both sides are equipped with the recess, the limit portion of recess is equipped with telescopic tube, be equipped with the bulb universal joint in the telescopic tube, the limit portion of bulb universal joint upper end and recess connects, bulb universal joint lower extreme is connected with the diaphragm, the wheel seat is connected to the diaphragm, the fork is connected through the pivot to the wheel seat, be equipped with the cross axle in the fork, be equipped with the runner on the cross axle.
Description
Technical field
The utility model relates to educational aid, particularly relates to a kind of instructional device.
Background technology
In existing life, in language teaching work, faculty carries out knowledge explanation according to textbook content, but again because needs are in conjunction with blackboard, so many times need textbook to be placed in lecture, so just pretty troublesome, bring greatly inconvenience to the use of people.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provides a kind of instructional device.
Described object is achieved by the following scheme:
A kind of instructional device, comprise base, described susceptor surface both sides are provided with support tube, described support tube is socketed with support bar, described support bar controls lifting by the knob being arranged on the band gear on support tube, described post upper is provided with blackboard, described blackboard top is provided with groove, pulley is provided with in described groove, described pulley is fixedly connected with expansion link, described expansion link connects display screen, described display screen avris is provided with RAM (random access memory) card, described blackboard lower end is provided with a grade bar, described shelves bar center is provided with book clamp, described susceptor surface is also provided with casing, described casing is provided with enabling, in described casing, both sides are respectively provided with two grooves, plate is provided with in described groove, described panel surfaces is laterally provided with chute, described chute is connected with two risers by slide block, described tank surface is provided with lamp socket, bulb is provided with in described lamp socket, described base lower surface both sides are provided with groove, the edge of described groove is provided with telescopic tube, ball head universal is provided with in described telescopic tube, described ball head universal upper end is connected with the edge of groove, described ball head universal lower end is connected with transverse slat, described transverse slat connects wheel seat, described wheel seat connects wheel fork by rotating shaft, transverse axis is provided with in described wheel fork, described transverse axis is provided with runner.
Described support bar is provided with the gathering sill of band gear, and the knob of described band gear, through the outer wall of support tube, is connected with gathering sill gear.
Described display screen connects the audio amplifier being located at susceptor surface.
The utility model has following beneficial effect:
During use, knob with gear is by the height required for support tube and support bar adjustment blackboard, blackboard is except can writing material, the data required for display screen broadcasting on blackboard can also be utilized, display screen can be moved up and down by expansion link, pulley and groove, do not affect the use of blackboard, the book clamp on shelves bar can press from both sides teaching book, leaies through without the upper dais of teacher.Shelves bar can also place lettering pen and blackboard eraser.Plate in casing arbitrarily can be mounted and dismounted by groove according to the size of books, and riser effectively can be separated according to the kind of books by chute, slide block.Bulb facilitates use night.When needing to play the educational material needed, RAM (random access memory) card is inserted in display screen avris, is formed and play, so just, considerably increase the subjective initiative of student, and then effectively increase the effect of study, telescopic tube slide downward, touch transverse slat, impel ball head universal to stretch, ball head universal connects horizontal version, transverse slat connects wheel seat, wheel fork and runner, is formed and carries out, when not using, by telescopic tube to recovery contracting, ball head universal bends, and is merged into by runner in groove, allows base contacts ground.Wheel fork is rotationally connected by rotating shaft and described wheel seat, and this kind of connected mode makes rotating shaft follow wheel fork rotation, and then decreases friction, extends the serviceable life of swiveling wheel.
It is larger that the utility model has various informative, interactive good, quantity of information, therefore, it is possible to meet the desire learn of student better, achieves and apply widely in teaching practice.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1-base, 2-support tube, 3-support bar, 4-knob, 5-blackboard, 9-groove, 10-pulley, 11-expansion link, 12-display screen, 13 RAM (random access memory) card, 15-gathering sill, 16-audio amplifier, 19-casing, 20-opens the door, 21-plate, 22-riser, 23-bulb, 30-shelves bar, 31-book clamp, 32-telescopic tube, 33-ball head universal, 34-transverse slat, 35-wheel seat, 36-wheel fork, 37-runner.
Embodiment
The utility model is elaborated preferred embodiment below in conjunction with accompanying drawing.
A kind of instructional device, comprise base, the described surperficial both sides of base 1 are provided with support tube 2, described support tube 2 is socketed with support bar 3, described support bar 3 controls lifting by the knob 4 being arranged on the band gear on support tube 2, described support bar 3 upper end is provided with blackboard 5, described blackboard 5 top is provided with groove 9, pulley 10 is provided with in described groove 9, described pulley 10 is fixedly connected with expansion link 11, described expansion link 11 connects display screen 12, described display screen 12 avris is provided with RAM (random access memory) card 13, described blackboard 5 lower end is provided with grade bar 30, described shelves bar 30 center is provided with book clamp 31, described base 1 surface is also provided with casing 19, described casing 19 is provided with enabling 20, in described casing 20, both sides are respectively provided with two grooves, plate 21 is provided with in described groove, described plate 21 surface is laterally provided with chute, described chute is connected with two risers 22 by slide block, described casing 19 surface is provided with lamp socket, bulb 23 is provided with in described lamp socket, described base 1 lower surface both sides are provided with groove, the edge of described groove is provided with telescopic tube 32, described telescopic tube 32 li is provided with ball head universal 33, described ball head universal 33 upper end is connected with the edge of groove, described ball head universal 33 lower end is connected with transverse slat 34, described transverse slat 34 connects wheel seat 35, described wheel seat 35 connects wheel fork 36 by rotating shaft, transverse axis is provided with in described wheel fork 36, described transverse axis is provided with runner 37.Described support bar 3 is provided with the gathering sill 15 of band gear, and the knob 4 of described band gear, through the outer wall of support tube 2, is connected with gathering sill 15 gear.Described display screen 12 connects the audio amplifier 16 being located at susceptor surface.
Present embodiment does not just limit its protection domain to the exemplary illustrated of this patent; those skilled in the art can also carry out local to it and change; as long as no the Spirit Essence exceeding this patent, be all considered as the equivalent replacement to this patent, all at the protection domain of this patent.
Claims (3)
1. an instructional device, comprise base, it is characterized in that: described susceptor surface both sides are provided with support tube, described support tube is socketed with support bar, described support bar controls lifting by the knob being arranged on the band gear on support tube, described post upper is provided with blackboard, described blackboard top is provided with groove, pulley is provided with in described groove, described pulley is fixedly connected with expansion link, described expansion link connects display screen, described display screen avris is provided with RAM (random access memory) card, described blackboard lower end is provided with a grade bar, described shelves bar center is provided with book clamp, described susceptor surface is also provided with casing, described casing is provided with enabling, in described casing, both sides are respectively provided with two grooves, plate is provided with in described groove, described panel surfaces is laterally provided with chute, described chute is connected with two risers by slide block, described tank surface is provided with lamp socket, bulb is provided with in described lamp socket, described base lower surface both sides are provided with groove, the edge of described groove is provided with telescopic tube, ball head universal is provided with in described telescopic tube, described ball head universal upper end is connected with the edge of groove, described ball head universal lower end is connected with transverse slat, described transverse slat connects wheel seat, described wheel seat connects wheel fork by rotating shaft, transverse axis is provided with in described wheel fork, described transverse axis is provided with runner.
2. a kind of instructional device according to claim 1, is characterized in that: described support bar is provided with the gathering sill of band gear, and the knob of described band gear, through the outer wall of support tube, is connected with gathering sill gear.
3. a kind of instructional device according to claim 1, is characterized in that: described display screen connects the audio amplifier being located at susceptor surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336060.0U CN204791582U (en) | 2015-05-23 | 2015-05-23 | Teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520336060.0U CN204791582U (en) | 2015-05-23 | 2015-05-23 | Teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204791582U true CN204791582U (en) | 2015-11-18 |
Family
ID=54531585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520336060.0U Expired - Fee Related CN204791582U (en) | 2015-05-23 | 2015-05-23 | Teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204791582U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164191A (en) * | 2019-05-24 | 2019-08-23 | 四川信息职业技术学院(广元无线电技工学校) | A kind of computer teaching device |
| CN113409621A (en) * | 2021-05-27 | 2021-09-17 | 山东师范大学 | Naked eye 3D projection equipment for geography teaching |
-
2015
- 2015-05-23 CN CN201520336060.0U patent/CN204791582U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164191A (en) * | 2019-05-24 | 2019-08-23 | 四川信息职业技术学院(广元无线电技工学校) | A kind of computer teaching device |
| CN113409621A (en) * | 2021-05-27 | 2021-09-17 | 山东师范大学 | Naked eye 3D projection equipment for geography 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160523 |