CN204427138U - A kind of computer teaching lectern - Google Patents
A kind of computer teaching lectern Download PDFInfo
- Publication number
- CN204427138U CN204427138U CN201520111145.9U CN201520111145U CN204427138U CN 204427138 U CN204427138 U CN 204427138U CN 201520111145 U CN201520111145 U CN 201520111145U CN 204427138 U CN204427138 U CN 204427138U
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- China
- Prior art keywords
- track
- framework
- computer teaching
- pivot
- rail assembly
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Abstract
The utility model discloses a kind of computer teaching lectern, it comprises: table body, described table body is connected with rail assembly, described rail assembly comprises the first track along the spaced and parallel setting of length direction of described table body and the second track, along the 3rd track and the 4th track of the spaced and parallel setting of width of described table body; Key cover, described key cover slides on described rail assembly, described key cover comprises framework, the center of described framework is bearing plate, the downside of described framework is evenly provided with leg, described leg is connected with roller rotationally away from one end of described framework, and the width of the diameter of described roller and described first track, described second track, described 3rd track and described 4th track is suitable.The utility model can be avoided teacher to be touched by keyboard in teaching process dropping on ground, classroom, cause the phenomenon that keyboard damages.
Description
Technical field
The utility model relates to teaching equipment technical field, is specifically related to a kind of computer teaching lectern.
Background technology
Along with the development of educational information technology, computer multimedia teaching obtains in China and widelys popularize.In active computer multimedia teaching; often need to input the content of courses to represent by keyboard; major part keyboard is directly shelved on the lectern of giving lessons; position is very random, in the teaching process of Computer Teacher, often can touch keyboard; sometimes even keyboard is touched off; make it to drop on ground, classroom, finally damage keyboard, have a strong impact on the lifting of computer teaching quality.
Utility model content
The utility model is intended at least solve one of the problems of the prior art.
The purpose of this utility model is to propose a kind of computer teaching lectern.
According to the computer teaching lectern of embodiment of the present utility model, described computer teaching lectern comprises:
Table body, described table body is connected with rail assembly, and described rail assembly comprises the first track along the spaced and parallel setting of length direction of described table body and the second track, along the 3rd track and the 4th track of the spaced and parallel setting of width of described table body;
Key cover, described key cover slides on described rail assembly, described key cover comprises framework, the center of described framework is bearing plate, the downside of described framework is evenly provided with leg, described leg is connected with roller rotationally away from one end of described framework, and the width of the diameter of described roller and described first track, described second track, described 3rd track and described 4th track is suitable.
When computer classroom carries out computer multimedia teaching activity, because being provided with key cover, keyboard in multimedia equipment can be placed in key cover, simultaneously, key cover can slide on rail assembly, and rail assembly is arranged on a body, like this, constrain the position of keyboard on the one hand, namely keyboard is in key cover always, constrains on the other hand the motion of key cover, and namely keyboard slides along with key cover on rail assembly, avoid teacher to be touched by keyboard in teaching process to drop on ground, classroom, cause the phenomenon that keyboard damages.
In addition, according to the computer teaching lectern of the utility model above-described embodiment, following additional technical feature can also be had:
According to an embodiment of the present utility model, the section of described framework is quadrilateral shape, described framework comprises starting stave and the second riser, connect one end of described starting stave and described second riser and described starting stave one end first transverse slat in the same way, connect the other end of described starting stave and the second transverse slat of described second riser and the described starting stave other end in the same way.
According to an embodiment of the present utility model, described second transverse slat is connected with overlay rotationally, and described overlay envelope size is greater than the envelope size of described framework.
According to an embodiment of the present utility model, described overlay is pilum away from the center of one end of described framework, described pilum is provided with the locking suitable with the outward flange of described first transverse slat protruding.
According to an embodiment of the present utility model, the center of described starting stave is the first pivot, and described first pivot is connected with the first limiting plate rotationally.
According to an embodiment of the present utility model, the center of described second riser is the second pivot, and described second pivot is connected with the second limiting plate rotationally.
According to an embodiment of the present utility model, the center of described second riser is the 3rd pivot, and described 3rd pivot is fixedly connected with the 3rd limiting plate.
According to an embodiment of the present utility model, the center of described rail assembly is bar-shaped trough.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is the structural representation of key cover in the utility model embodiment;
Fig. 3 is for A shown in Fig. 2 is to structural representation;
Fig. 4 is the structural representation of the key cover in another embodiment of the utility model.
In figure: 100-table body, 200-rail assembly, 210-first track, 220-second track, 230-the 3rd track, 240-the 4th track, 250-bar-shaped trough, 300-key cover, 310-framework, 311-leg, 312-roller, 320-bearing plate, 330-starting stave, 331-first pivot, 332-first limiting plate, 340-second riser, 341-second pivot, 342-second limiting plate, 350-overlay, 351-pilum, 352-locking is protruding, 361-the 3rd pivot, 362-lock pin, 363-the 3rd limiting plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, set forth the utility model further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art can recognize, when not departing from spirit and scope of the present utility model, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection domain of claim.
Embodiment 1
As shown in Figures 1 to 3, according to the computer teaching lectern of the utility model embodiment, described computer teaching lectern comprises:
Table body 100, described table body is connected with rail assembly 200, described rail assembly comprises the first track 210 and the second track 220 of the spaced and parallel setting of length direction along described table body, along the 3rd track 230 and the 4th track 240 of the spaced and parallel setting of width of described table body; Preferentially, the track of indent is all arranged to by described first track, described second track, described 3rd track and described 4th track.
Key cover 300, described key cover slides on described rail assembly 200, described key cover comprises framework 310, the center of described framework is bearing plate 320, the downside of described framework is evenly provided with leg 311, described leg is connected with roller 312 rotationally away from one end of described framework, and the width of the diameter of described roller and described first track, described second track, described 3rd track and described 4th track is suitable.
When computer classroom carries out computer multimedia teaching activity, because being provided with key cover, keyboard in multimedia equipment can be placed in key cover, simultaneously, key cover can slide on rail assembly, and rail assembly is arranged on a body, like this, constrain the position of keyboard on the one hand, namely keyboard is in key cover always, constrains on the other hand the motion of key cover, and namely keyboard slides along with key cover on rail assembly, avoid teacher to be touched by keyboard in teaching process to drop on ground, classroom, cause the phenomenon that keyboard damages.
Further, the section of described framework 310 is quadrilateral shape, described framework comprises starting stave 330 and the second riser 340, connect one end of described starting stave 330 and described second riser 340 and described starting stave one end first transverse slat in the same way, connect the other end of described starting stave 330 and the second transverse slat of described second riser 340 and the described starting stave other end in the same way.
Further, described second transverse slat is connected with overlay 350 rotationally, described overlay 350 envelope size is greater than the envelope size of described framework 310.Namely the width of overlay and length are greater than width and the length of framework.
Further, described overlay 350 is pilum 351 away from the center of one end of described framework 310, described pilum is provided with the locking projection 352 suitable with the outward flange of described first transverse slat.
Like this, the setting because of overlay can make key cover have dustproof effect, and then makes keyboard not easily dirty.
Further, the center of described starting stave 330 is the first pivot 331, described first pivot is connected with rotationally the first limiting plate 332.
Further, the center of described second riser 340 is the second pivot 341, described second pivot is connected with rotationally the second limiting plate 342.
Further, the center of described rail assembly is bar-shaped trough.
Embodiment 2
As shown in Figure 4, the center of described second riser is the 3rd pivot 361, described 3rd pivot is fixedly connected with the 3rd limiting plate 363, be specially the 3rd limiting plate and the 3rd pivotally connected after by lock pin 362 locking, and then the 3rd limit plate can not be made can not to rotate relative to the 3rd pivot.
The course of work of the present utility model is as follows:
When computer classroom carries out computer multimedia teaching activity, keyboard in multimedia equipment can be placed in key cover, namely first overlay is opened, then keyboard is placed on bearing plate, and then, operate the first limiting plate and the second limiting plate or the 3rd limiting plate, the position of keyboard is fixed, simultaneously, key cover can slide on rail assembly, and rail assembly is arranged on a body, namely by the roller on the downside of framework, key cover horizontal or vertical motion reposefully on rail assembly can be made, like this, constrain the position of keyboard on the one hand, namely keyboard is in key cover always, constrain the motion of key cover on the other hand, namely keyboard slides along with key cover on rail assembly, avoiding teacher to be touched by keyboard in teaching process drops on ground, classroom, cause the phenomenon that keyboard damages.
The foregoing is only the schematic detailed description of the invention of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.
Claims (8)
1. a computer teaching lectern, is characterized in that: described computer teaching lectern comprises:
Table body, described table body is connected with rail assembly, and described rail assembly comprises the first track along the spaced and parallel setting of length direction of described table body and the second track, along the 3rd track and the 4th track of the spaced and parallel setting of width of described table body;
Key cover, described key cover slides on described rail assembly, described key cover comprises framework, the center of described framework is bearing plate, the downside of described framework is evenly provided with leg, described leg is connected with roller rotationally away from one end of described framework, and the width of the diameter of described roller and described first track, described second track, described 3rd track and described 4th track is suitable.
2. computer teaching lectern according to claim 1, it is characterized in that: the section of described framework is quadrilateral shape, described framework comprises starting stave and the second riser, connect one end of described starting stave and described second riser and described starting stave one end first transverse slat in the same way, connect the other end of described starting stave and the second transverse slat of described second riser and the described starting stave other end in the same way.
3. computer teaching lectern according to claim 2, is characterized in that: described second transverse slat is connected with overlay rotationally, and described overlay envelope size is greater than the envelope size of described framework.
4. computer teaching lectern according to claim 3, is characterized in that: described overlay is pilum away from the center of one end of described framework, described pilum is provided with the locking suitable with the outward flange of described first transverse slat protruding.
5. computer teaching lectern according to claim 4, is characterized in that: the center of described starting stave is the first pivot, and described first pivot is connected with the first limiting plate rotationally.
6. computer teaching lectern according to claim 5, is characterized in that: the center of described second riser is the second pivot, and described second pivot is connected with the second limiting plate rotationally.
7. computer teaching lectern according to claim 5, is characterized in that: the center of described second riser is the 3rd pivot, and described 3rd pivot is fixedly connected with the 3rd limiting plate.
8. the computer teaching lectern according to any one of claim 1-7, is characterized in that: the center of described rail assembly is bar-shaped trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111145.9U CN204427138U (en) | 2015-02-15 | 2015-02-15 | A kind of computer teaching lectern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111145.9U CN204427138U (en) | 2015-02-15 | 2015-02-15 | A kind of computer teaching lectern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204427138U true CN204427138U (en) | 2015-07-01 |
Family
ID=53595081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520111145.9U Expired - Fee Related CN204427138U (en) | 2015-02-15 | 2015-02-15 | A kind of computer teaching lectern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204427138U (en) |
-
2015
- 2015-02-15 CN CN201520111145.9U patent/CN204427138U/en not_active Expired - Fee Related
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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: 20150701 Termination date: 20160215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |