CN213092549U - Computer-based multimedia teaching device for ladder classroom - Google Patents
Computer-based multimedia teaching device for ladder classroom Download PDFInfo
- Publication number
- CN213092549U CN213092549U CN202022367664.5U CN202022367664U CN213092549U CN 213092549 U CN213092549 U CN 213092549U CN 202022367664 U CN202022367664 U CN 202022367664U CN 213092549 U CN213092549 U CN 213092549U
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- China
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- table body
- cover plate
- display screen
- computer
- multimedia teaching
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- Expired - Fee Related
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Abstract
The utility model discloses a multimedia teaching device is used in ladder classroom based on computer, including the table body and install the display screen on the table body, the top of the table body is equipped with the fender that encloses that goes on surrounding the display screen, the outside of enclosing on the fender is equipped with the apron, the last wall of apron has the locating hole, install the locating part on the table body, the locating part is including installing the rotation post on the table body, be fixed with the swing arm on the lateral wall of rotation post. The utility model discloses in, rotate between post and the table body and be connected through the bearing rotation, the swing arm is fixed on the lateral wall of rotation post, under the effect of spring, gives the vertical decurrent elasticity of locating piece and pull rod, after locating piece and locating hole block, has realized the fixed to the apron, and the apron can shelter from the display screen, can avoid the display screen when not adhesion dust, can avoid dust influence teaching mr's watching, has improved the device's practicality.
Description
Technical Field
The utility model relates to a teaching technical field especially relates to a multimedia teaching device is used in ladder classroom based on computer.
Background
The multimedia teaching is that in the teaching process, according to the characteristics of a teaching target and a teaching object, modern teaching media are reasonably selected and applied through teaching design, and are organically combined with the traditional teaching means to jointly participate in the whole teaching process, and various media information acts on students to form a reasonable teaching process structure so as to achieve the optimized teaching effect.
Multimedia teaching device is equipped with the display screen usually, and traditional multimedia teaching device lacks the baffle that covers the display screen, easily adheres to on the display screen to have the dust, influences the viewing of mr to the display screen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the above problems, a computer-based multimedia teaching apparatus for a stairclassroom is proposed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a computer-based multimedia teaching device for a ladder classroom comprises a table body and a display screen arranged on the table body, wherein the top of the table body is provided with an enclosure surrounding the display screen, a cover plate is arranged outside the enclosure, the upper wall of the cover plate is provided with a positioning hole, and the table body is provided with a limiting part;
the locating part is including installing the rotation post on the table body, be fixed with the swing arm on the lateral wall of rotation post, run through the ascending pull rod in vertical direction on the swing arm, the bottom of pull rod is equipped with spring and the locating piece with locating hole looks adaptation.
As a further description of the above technical solution:
the top end of the pull rod is arranged in a circular ring shape.
As a further description of the above technical solution:
and a rubber pad is bonded on the lower surface wall of the cover plate.
As a further description of the above technical solution:
the cover plate is provided with a gap, and the side wall of the table body is provided with a hook matched with the gap.
As a further description of the above technical solution:
the upper surface wall of the cover plate is provided with a handle.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, rotate between post and the table body and be connected through the bearing rotation, the swing arm is fixed on the lateral wall of rotation post, under the effect of spring, gives the vertical decurrent elasticity of locating piece and pull rod, after locating piece and locating hole block, has realized the fixed to the apron, and the apron can shelter from the display screen, can avoid the display screen when not adhesion dust, can avoid dust influence teaching mr's watching, has improved the device's practicality.
2. The utility model discloses in, the top of pull rod is the ring form setting, can conveniently be in the pulling of staff to the pull rod.
Drawings
Fig. 1 shows a schematic structural diagram of a teaching device provided according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating an internal structure of a protective cover according to an embodiment of the present invention;
fig. 3 shows a schematic diagram of a partially enlarged structure according to an embodiment of the present invention.
Illustration of the drawings:
1. a table body; 2. a rubber pad; 3. a handle; 4. a cover plate; 5. a notch; 6. hooking; 7. a display screen; 8. fencing; 9. positioning holes; 201. rotating the column; 202. a swing arm; 203. a pull rod; 204. a spring; 205. and (5) positioning the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a computer-based multimedia teaching device for a ladder classroom comprises a table body 1 and a display screen 7 arranged on the table body 1, wherein the top of the table body 1 is provided with a surrounding barrier 8 surrounding the display screen 7, a cover plate 4 is arranged outside the surrounding barrier 8, the upper surface wall of the cover plate 4 is provided with a positioning hole 9, and the table body 1 is provided with a limiting piece;
the locating part is including installing the rotation post 201 on the table body 1, rotation post 201 passes through the bearing rotation with the table body 1 and is connected, be fixed with swing arm 202 on the lateral wall of rotation post 201, rotation post 201 can drive swing arm 202 and take place the rotation, it has ascending pull rod 203 of vertical side to run through on swing arm 202, pull rod 203 and swing arm 202 sliding fit, the bottom of pull rod 203 is equipped with spring 204 and the locating piece 205 with locating hole 9 looks adaptation, the bottom at pull rod 203 is fixed to locating piece 205, the spring 204 cover is established in the outside of pull rod 203, the both ends of spring 204 respectively with swing arm 202 and locating piece 205 butt, spring 204 gives the vertical decurrent elasticity of locating piece 205.
Specifically, as shown in fig. 2 and 3, the top end of the pull rod 203 is arranged in a circular ring shape, which is convenient for a worker to pull the pull rod 203.
Specifically, as shown in fig. 2, the rubber pad 2 is bonded to the lower surface wall of the cover plate 4, and when the cover plate 4 is attached to the upper surface wall of the table body 1, the rubber pad 2 plays a role in sealing, so that dust can be prevented from entering the enclosure 8 through a gap between the cover plate 4 and the table body 1.
Specifically, as shown in fig. 1, the cover plate 4 has a notch 5, the side wall of the table body 1 has a hook 6 adapted to the notch 5, and the cover plate 4 can be placed on the side of the table body 1 under the matching of the notch 5 and the hook 6, so that the cover plate 4 is fixed.
Specifically, as shown in fig. 1, a handle 3 is installed on the upper surface wall of the cover plate 4, and the handle 3 can facilitate a worker to pull the cover plate 4.
The working principle is as follows: in a normal state, under the action of the spring 204, the positioning block 205 is provided with vertical downward elastic force, the positioning block 205 is clamped with the positioning hole 9, the cover plate 4 drives the rubber pad 2 to be attached to the upper surface wall of the table body 1, the cover plate 4 covers the display screen 7, dust can be prevented from adhering to the display screen 7 when the display screen 7 is not used, and the dust can be prevented from influencing the watching of a teaching teacher;
when the cover plate 4 needs to be taken down, the pull rod 203 is pulled upwards and the swing arm 202 is rotated towards one side, the limit to the cover plate 4 is removed, a teacher can take down the cover plate 4 through the handle 3, and the cover plate 4 can be hung on one side of the table body 1 under the matching of the notch 5 and the hook 6.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A computer-based multimedia teaching device for a ladder classroom comprises a table body (1) and a display screen (7) arranged on the table body (1), and is characterized in that the top of the table body (1) is provided with a surrounding baffle (8) surrounding the display screen (7), a cover plate (4) is arranged outside the surrounding baffle (8), the upper surface wall of the cover plate (4) is provided with a positioning hole (9), and the table body (1) is provided with a limiting part;
the locating part is including installing pivot post (201) on the table body (1), be fixed with swing arm (202) on the lateral wall of pivot post (201), it has ascending pull rod (203) of vertical direction to run through on swing arm (202), the bottom of pull rod (203) is equipped with spring (204) and locating piece (205) with locating hole (9) looks adaptation.
2. The computer-based multimedia teaching apparatus for stairclassrooms as claimed in claim 1, wherein the top end of said pull rod (203) is arranged in a ring shape.
3. A computer-based multimedia teaching apparatus for stairclassrooms as claimed in claim 2, wherein the lower surface wall of said cover plate (4) is glued with a rubber mat (2).
4. A computer-based multimedia teaching device for stairclassrooms as claimed in claim 3, wherein said cover plate (4) has a notch (5) and said table body (1) has hooks (6) on its side walls adapted to said notch (5).
5. A computer-based multimedia teaching apparatus for stairclassrooms as claimed in any of claims 1 to 4, wherein the handle (3) is mounted to the upper wall of the cover plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022367664.5U CN213092549U (en) | 2020-10-22 | 2020-10-22 | Computer-based multimedia teaching device for ladder classroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022367664.5U CN213092549U (en) | 2020-10-22 | 2020-10-22 | Computer-based multimedia teaching device for ladder classroom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213092549U true CN213092549U (en) | 2021-04-30 |
Family
ID=75614159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022367664.5U Expired - Fee Related CN213092549U (en) | 2020-10-22 | 2020-10-22 | Computer-based multimedia teaching device for ladder classroom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213092549U (en) |
-
2020
- 2020-10-22 CN CN202022367664.5U patent/CN213092549U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210430 Termination date: 20211022 |