CN214617672U - Computer teaching demonstration board - Google Patents
Computer teaching demonstration board Download PDFInfo
- Publication number
- CN214617672U CN214617672U CN202120547069.1U CN202120547069U CN214617672U CN 214617672 U CN214617672 U CN 214617672U CN 202120547069 U CN202120547069 U CN 202120547069U CN 214617672 U CN214617672 U CN 214617672U
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- CN
- China
- Prior art keywords
- lifting
- damping
- plate
- rod
- projection
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- 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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Abstract
The utility model relates to a computer teaching demonstration board, including shock attenuation board, lifting unit, projection subassembly, damper assembly, show board and fixed plate, the damper plate is located on the show board, damper assembly locates on the damper plate, the fixed plate locates on the damper assembly, the lifting unit locates on the fixed plate, the projection subassembly locates on the show board, the lifting unit includes fixed plate, elevator motor, lift driving gear, lift driven gear, connecting rod, lift guide bar, lift sleeve and lifting screw; the utility model belongs to the computer teaching field specifically indicates a can adjust the show height through lifting unit, is applicable to the multiple condition, can carry out the projection through projection unit, can demonstrate through the show board, can avoid vibrations to cause the computer teaching demonstration board of damage to the device through damper.
Description
Technical Field
The utility model belongs to the computer teaching field specifically indicates a computer teaching demonstration board.
Background
The teaching board is indispensable teaching tool when computer teaching for to the student knowledge of imparting knowledge, the teaching board in the present computer teaching carries the projecting apparatus mostly, nevertheless because original teaching board, the projecting apparatus has taken very big space on the teaching board when throwing, and the writing area of teaching board reduces greatly, has brought certain trouble for the teaching.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a can adjust the show height through elevating assembly, be applicable to multiple condition, can carry out the projection through projection subassembly, can demonstrate through the show board, can avoid vibrations to cause the computer teaching demonstration board of damage to the device through damper.
The utility model adopts the following technical scheme: the utility model relates to a computer teaching demonstration board, which comprises a damping board, a lifting component, a projection component, a damping component, a display board and a fixed board, wherein the damping board is arranged on the display board, the damping component is arranged on the damping board, the fixed board is arranged on the damping component, the lifting component is arranged on the fixed board, the projection component is arranged on the display board, the lifting component comprises a fixed board, a lifting motor, a lifting driving gear, a lifting driven gear, a connecting rod, a lifting guide rod, a lifting sleeve and a lifting screw rod, the lifting guide rod is arranged on two sides of the fixed board, the lifting sleeve is slidably arranged on the lifting guide rod, the connecting rod is connected with the lifting sleeve, the lifting driving gear is rotatably arranged on the fixed board, the lifting driven gear is meshed with the lifting driving gear, lifting screw one end is fixed to be located on the lift driven gear, lifting screw and connecting rod threaded connection, elevator motor locates on the fixed plate, the elevator driving gear is connected to the elevator motor output.
Furthermore, the projection assembly comprises a rolling motor, a support plate, a winding drum, a rolling rod, projection cloth and a stop rod, the winding drum is arranged at the top of the display board, the support plate is arranged on two sides in the drum body, one end of the projection cloth is fixedly arranged on the rolling rod, the projection cloth is rotatably arranged on the rolling rod, the stop rod is fixedly arranged on the other end of the projection cloth, the rolling motor is arranged on the winding drum, and the output end of the rolling motor is connected with the rolling rod.
Further, the damping assembly comprises a damping threaded ring, a damping threaded sleeve, a damping spring and a damping guide rod, the damping threaded sleeve is arranged on two sides of the damping plate, the damping guide rod is arranged on two sides of the fixing plate, the damping guide rod is slidably arranged on the damping threaded sleeve, the damping threaded ring is in threaded connection with the damping threaded sleeve, one end of the damping spring is arranged on the damping threaded ring, the other end of the damping spring is arranged on the fixing plate, and the damping spring is sleeved on the damping guide rod and the damping threaded sleeve.
Furthermore, a sliding wheel is arranged on the lifting sleeve.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model provides a computer teaching demonstration board can adjust the show height through lifting unit, is applicable to the multiple condition, can carry out the projection through the projection subassembly, can demonstrate through the show board, can avoid vibrations to cause the damage to the device through damper.
Drawings
Fig. 1 is the utility model relates to an overall structure schematic diagram of computer teaching demonstration board.
Wherein, 1, the shock attenuation board, 2, lifting unit, 3, the projection subassembly, 4, shock attenuation subassembly, 5, the show board, 6, the fixed plate, 7, elevator motor, 8, the lift driving gear, 9, the lift driven gear, 10, the connecting rod, 11, the lift guide bar, 12, the lift sleeve, 13, the lift screw rod, 14, the scroll motor, 15, the backup pad, 16, the reel, 17, the roll pole, 18, the projection cloth, 19, the stop lever, 20, the shock attenuation screw ring, 21, the shock attenuation screw sleeve, 22, damping spring, 23, the shock attenuation guide bar, 24, the movable pulley.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in FIG. 1, the utility model relates to a computer teaching demonstration board, which comprises a damping board 1, a lifting component 2, a projection component 3, a damping component 4, a demonstration board 5 and a fixing board 6, wherein the damping board 1 is arranged on the demonstration board 5, the damping component 4 is arranged on the damping board 1, the fixing board 6 is arranged on the damping component 4, the lifting component 2 is arranged on the fixing board 6, the projection component 3 is arranged on the demonstration board 5, the lifting component 2 comprises a fixing board 6, a lifting motor 7, a lifting driving gear 8, a lifting driven gear 9, a connecting rod 10, a lifting guide rod 11, a lifting sleeve 12 and a lifting screw 13, the lifting guide rod 11 is arranged on two sides of the fixing board 6, the lifting sleeve 12 is slidably arranged on the lifting guide rod 11, the connecting rod 10 is connected with the lifting sleeve 12, the lifting driving gear 8 is rotatably arranged on the fixing board 6, lifting driven gear 9 is rotatable to be located on fixed plate 6, lifting driven gear 9 meshes lifting driving gear 8, lifting screw 13 one end is fixed to be located on lifting driven gear 9, lifting screw 13 and connecting rod 10 threaded connection, elevator motor 7 is located on fixed plate 6, lifting driving gear 8 is connected to elevator motor 7 output.
The projection assembly 3 comprises a scroll motor 14, a support plate 15, a winding drum 16, a scroll rod 17, projection cloth 18 and a stop rod 19, wherein the winding drum 16 is arranged at the top of the display board 5, the support plate 15 is arranged on two sides in the drum body, one end of the projection cloth 18 is fixedly arranged on the scroll rod 17, the projection cloth 18 is rotatably arranged on the scroll rod 17, the stop rod 19 is fixedly arranged on the other end of the projection cloth 18, the scroll motor 14 is arranged on the winding drum 16, and the output end of the scroll motor 14 is connected with the scroll rod 17.
The lifting sleeve 12 is provided with a sliding wheel 24.
When the device is used, a worker firstly places the device at a proper position, when the height needs to be adjusted, the lifting motor 7 is started, then the lifting motor 7 drives the lifting driving gear 8 to rotate, then the lifting driving gear 8 drives the lifting driven gear 9 to rotate, then the lifting driven gear 9 drives the lifting screw 13 to rotate, then the lifting screw 13 drives the lifting guide rod 11 to move in the lifting sleeve 12 through the connecting rod 10, then the lifting guide rod 11 drives the damping plate 1 to move, so that the lifting effect is realized, when projection is needed, the rolling motor 14 is started, then the rolling motor 14 drives the rolling rod 17 to rotate on the supporting plate 15, then the rolling motor 14 drives the projection cloth 18 to rotate, then the projection cloth 18 drives the stop rod 19 to move, when the projection cloth 18 is put down, the rolling motor 14 is stopped, so that the projection cloth 18 is rolled, when vibration occurs, the damping plate 1 drives the damping threaded sleeve 21 to move on the damping guide rod 23, meanwhile, the damping threaded ring 20 and the bottom plate compress the damping spring 22, so that the damping effect is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. A computer teaching demonstration board, characterized in that: comprises a damping plate, a lifting component, a projection component, a damping component, a display plate and a fixed plate, wherein the damping plate is arranged on the display plate, the damping component is arranged on the damping plate, the fixed plate is arranged on the damping component, the lifting component is arranged on the fixed plate, the projection component is arranged on the display plate, the lifting component comprises a fixed plate, a lifting motor, a lifting driving gear, a lifting driven gear, a connecting rod, a lifting guide rod, a lifting sleeve and a lifting screw rod, the lifting guide rod is arranged on two sides of the fixed plate, the lifting sleeve is slidably arranged on the lifting guide rod, the connecting rod is connected with the lifting sleeve, the lifting driving gear is rotatably arranged on the fixed plate, the lifting driven gear is meshed with the lifting driving gear, one end of the lifting screw rod is fixedly arranged on the lifting driven gear, the lifting screw is in threaded connection with the connecting rod, the lifting motor is arranged on the fixing plate, and the output end of the lifting motor is connected with the lifting driving gear.
2. A computer teaching demonstration board according to claim 1 wherein: the projection assembly comprises a rolling motor, a support plate, a winding drum, a rolling rod, projection cloth and a stop rod, the winding drum is arranged at the top of the display board, the support plate is arranged on two sides in the drum body, one end of the projection cloth is fixedly arranged on the rolling rod, the projection cloth is rotatably arranged on the rolling rod, the stop rod is fixedly arranged on the other end of the projection cloth, the rolling motor is arranged on the winding drum, and the output end of the rolling motor is connected with the rolling rod.
3. A computer teaching demonstration board according to claim 2 wherein: the damping assembly comprises a damping threaded ring, a damping threaded sleeve, a damping spring and a damping guide rod, the damping threaded sleeve is arranged on two sides of a damping plate, the damping guide rod is arranged on two sides of a fixing plate, the damping guide rod is slidably arranged on the damping threaded sleeve, the damping threaded ring is in threaded connection with the damping threaded sleeve, one end of the damping spring is arranged on the damping threaded ring, the other end of the damping spring is arranged on the fixing plate, and the damping spring is sleeved on the damping guide rod and the damping threaded sleeve.
4. A computer teaching demonstration board according to claim 3 wherein: the lifting sleeve is provided with a sliding wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120547069.1U CN214617672U (en) | 2021-03-17 | 2021-03-17 | Computer teaching demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120547069.1U CN214617672U (en) | 2021-03-17 | 2021-03-17 | Computer teaching demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214617672U true CN214617672U (en) | 2021-11-05 |
Family
ID=78395275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120547069.1U Expired - Fee Related CN214617672U (en) | 2021-03-17 | 2021-03-17 | Computer teaching demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214617672U (en) |
-
2021
- 2021-03-17 CN CN202120547069.1U patent/CN214617672U/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: 20211105 |