CN214705088U - English grammar cooperation demonstration board - Google Patents
English grammar cooperation demonstration board Download PDFInfo
- Publication number
- CN214705088U CN214705088U CN202022857236.0U CN202022857236U CN214705088U CN 214705088 U CN214705088 U CN 214705088U CN 202022857236 U CN202022857236 U CN 202022857236U CN 214705088 U CN214705088 U CN 214705088U
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- Prior art keywords
- support frame
- demonstration board
- demonstration
- fixed
- motor
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- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 241000252185 Cobitidae Species 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an english grammar cooperation demonstration board, the loach carrying platform comprises a supporting fram, be equipped with the transmission chamber in the support frame, the transmission intracavity rotates and is connected with the pivot, the support frame top is equipped with a plurality of demonstration boards, and is a plurality of the demonstration board all is connected with the pivot through drive mechanism, the support frame left side is equipped with the motor, the motor passes through slewing mechanism and is connected with the pivot, the support frame right side be equipped with motor complex counter weight mechanism, the support frame bottom is fixed with many supporting legs, many the supporting leg bottom all is equipped with the pulley, many all be equipped with the fixed establishment who is used for fixed pulley on the supporting leg. The utility model discloses a set up the practicality that a plurality of demonstration boards have strengthened the demonstration board with drive mechanism, a plurality of demonstration boards can carry out multiple demonstration, conveniently carry out categorised demonstration, can remove after the demonstration board through setting up fixed establishment and fix the demonstration board, have improved the stability of demonstration board.
Description
Technical Field
The utility model relates to a demonstration board technical field especially relates to an english grammar cooperation demonstration board.
Background
The demonstration board is an appliance used for writing and demonstrating in the education industry, and generally, the demonstration board is a board surface placed in a classroom or a meeting room, and is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating.
Need use the demonstration board to cooperate when carrying out english grammar explanation, current demonstration board is convenient to remove, but inconvenient after removing fixes it, leads to often taking place to remove when the demonstration and influences the demonstration, and just current demonstration board only has a plane to write the show, and the suitability is relatively poor.
Therefore, an english grammar cooperation demonstration board needs to be designed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an English grammar cooperation demonstration board.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an english grammar cooperation demonstration board, includes the support frame, be equipped with the transmission chamber in the support frame, the transmission intracavity is rotated and is connected with the pivot, the support frame top is equipped with a plurality of demonstration boards, and is a plurality of the demonstration board all is connected with the pivot through drive mechanism, the support frame left side is equipped with the motor, the motor passes through slewing mechanism and is connected with the pivot, the support frame right side be equipped with motor complex counter weight mechanism, the support frame bottom is fixed with many supporting legs, many the supporting leg bottom all is equipped with the pulley, many all be equipped with the fixed establishment who is used for fixed pulley on the supporting leg.
Preferably, drive mechanism is including being fixed in the first conical gear of pivot outer wall, the demonstration board bottom is fixed with the back shaft, the back shaft runs through the support frame upper wall and extends to the transmission intracavity, the back shaft outer wall is fixed with second conical gear, first conical gear and second conical gear meshing.
Preferably, the rotating mechanism comprises a rotating disc fixed on the outer wall of the output shaft of the motor, an online friend-aversion clamping rod is fixed on the rotating disc, a clamping ball is arranged at the tail end of the clamping rod, the left end of the rotating shaft penetrates through the left wall of the transmission cavity and extends to the left side of the support frame, a transmission disc is fixed on the outer wall of the rotating shaft, and a clamping groove matched with the clamping ball is formed in the transmission disc.
Preferably, the seed distribution mechanism comprises a balancing weight arranged on the right side of the support frame, the balancing weight is the same as the weight of the motor, and a placing groove is formed in the balancing weight.
Preferably, the fixing mechanism comprises a fixing rod in threaded connection with the outer wall of the supporting leg, and friction blocks are arranged at the bottoms of the two ends of the fixing rod.
Preferably, a plurality of the demonstration boards are all triangular.
The utility model discloses in, following beneficial effect has:
1. the practicality of demonstration board has been strengthened through setting up a plurality of demonstration boards and drive mechanism, and a plurality of demonstration boards can carry out multiple demonstration, conveniently classify the demonstration, and the pivot can drive a plurality of demonstration boards through first conical gear and second conical gear and rotate and adjust more multiaspect and demonstrate.
2. Can fix the demonstration board after the demonstration board removes through setting up fixed establishment, it is inconvenient to have avoided the demonstration board to remove the demonstration that arouses, has improved the stability of demonstration board.
Drawings
Fig. 1 is a schematic structural diagram of an english grammar cooperation demonstration board provided by the present invention;
fig. 2 is a schematic structural view of a rotating mechanism of an english grammar cooperation demonstration board provided by the present invention;
fig. 3 is the utility model provides an external structure schematic diagram of english grammar cooperation demonstration board.
In the figure: 1 support frame, 2 transmission chambeies, 3 pivot, 4 first conical gear, 5 back shafts, 6 motors, 7 rolling discs, 8 transmission discs, 9 bracing pieces, 10 balancing weights, 11 supporting legs, 12 dead levers, 13 pulleys, 14 clutch blocks, 15 standing grooves, 16 demonstration boards, 17 draw-in grooves, 18 kellies.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, an english grammar cooperation demonstration board, including support frame 1, be equipped with transmission cavity 2 in the support frame 1, transmission cavity 2 internal rotation is connected with pivot 3, support frame 1 top is equipped with a plurality of demonstration boards 16, a plurality of demonstration boards 16 are triangle-shaped, a plurality of demonstration boards 16 all are connected with pivot 3 through drive mechanism, drive mechanism is including being fixed in first conical gear 4 of 3 outer walls of pivot, demonstration board 16 bottom is fixed with back shaft 5, back shaft 5 runs through support frame 1 upper wall and extends to in the transmission cavity 2, back shaft 5 outer wall is fixed with second conical gear, first conical gear 4 and second conical gear meshing, pivot 3 rotates and drives back shaft 5 through first conical gear 4 and second conical gear and rotates, back shaft 5 rotates and can drive demonstration board 16 and rotate, demonstration board 16 changes the one side towards spectator with certain speed and demonstrates.
1 left side of support frame is equipped with motor 6, motor 6 is connected with pivot 3 through slewing mechanism, slewing mechanism is including the rolling disc 7 that is fixed in 6 output shaft outer walls of motor, fixed online dislikes kelly 18 on the rolling disc 7, kelly 18 end is equipped with the card ball, 3 left ends in pivot run through 2 left walls in transmission chamber and extend to 1 left side of support frame, 3 outer walls in pivot are fixed with drive plate 8, be equipped with on the drive plate 8 with card ball complex draw-in groove 17, motor 6 rotates and drives the rolling disc 7 and rotate, draw-in groove 17 joint rotation on the kelly 18 on the rolling disc 7 through terminal card ball and the drive plate 8 can drive plate 8 and rotate with certain speed, drive plate 8 rotates and drives 3 rotations of pivot.
1 right side of support frame is equipped with and constructs with motor 6 complex counter weight, and the mechanism of joining in marriage is including setting up in the balancing weight 10 on 1 right side of support frame, and balancing weight 10 is the same with motor 6 weight, is equipped with standing groove 15 in the balancing weight 10, and balancing weight 10 that 1 right side of support frame was placed can be for the device keeps balanced preventing device focus to take place to turn on one's side to one's left, and standing groove 15 that sets up in balancing weight 10 simultaneously can place the equipment convenience of for demonstrating such as laser pen.
The bottom of the support frame 1 is fixed with a plurality of supporting legs 11, 11 bottoms of a plurality of supporting legs all are equipped with pulley 13, all be equipped with the fixed establishment who is used for fixed pulley 13 on a plurality of supporting legs 11, fixed establishment includes threaded connection in the dead lever 12 of 11 outer walls of supporting legs, dead lever 12 both ends bottom all is equipped with clutch blocks 14, can remove whole device through pulley 13, after removing the device to the particular position, the dead lever 12 is rotated to the screw thread, make the clutch blocks 14 and the ground contact of dead lever 12 bottom, can stabilize the device and avoid it to take place to remove.
In the utility model, the motor 6 is started, the motor 6 rotates to drive the rotating disc 7 to rotate, the clamping rod 18 on the rotating disc 7 is connected with the clamping groove 17 on the driving disc 8 through the clamping ball at the tail end to rotate so as to drive the driving disc 8 to rotate at a certain speed, the driving disc 8 rotates to drive the rotating shaft 3 to rotate, the rotating shaft 3 rotates to drive the supporting shaft 5 to rotate through the first bevel gear 4 and the second bevel gear, the supporting shaft 5 rotates to drive the demonstration board 16 to rotate, the demonstration board 16 is replaced at a certain speed to face audiences for demonstration, the balancing weight 10 arranged at the right side of the supporting frame 1 can keep the balance of the device to prevent the gravity center of the device from turning over to the left, meanwhile, the placing groove 15 arranged in the balancing weight 10 can place equipment such as a laser pen for convenient demonstration, the whole device can be moved through the pulley 13, after the device is moved to a specific position, the screw thread turns the rod 12 to bring the friction block 14 at the bottom of the rod 12 into contact with the ground, stabilizing the device against movement.
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 (6)
1. The utility model provides an english grammar cooperation demonstration board, includes support frame (1), its characterized in that, be equipped with transmission chamber (2) in support frame (1), transmission chamber (2) internal rotation is connected with pivot (3), support frame (1) top is equipped with a plurality of demonstration boards (16), and is a plurality of demonstration board (16) all are connected with pivot (3) through drive mechanism, support frame (1) left side is equipped with motor (6), motor (6) are connected with pivot (3) through slewing mechanism, support frame (1) right side is equipped with and motor (6) complex counter weight mechanism, support frame (1) bottom is fixed with many supporting legs (11), many supporting leg (11) bottom all is equipped with pulley (13), many all be equipped with the fixed establishment who is used for fixed pulley (13) on supporting leg (11).
2. The English grammar cooperation demonstration board according to claim 1, wherein the transmission mechanism comprises a first bevel gear (4) fixed on the outer wall of the rotating shaft (3), a support shaft (5) is fixed at the bottom of the demonstration board (16), the support shaft (5) penetrates through the upper wall of the support frame (1) and extends into the transmission cavity (2), a second bevel gear is fixed on the outer wall of the support shaft (5), and the first bevel gear (4) is meshed with the second bevel gear.
3. The English grammar cooperation demonstration board according to claim 1, wherein the rotating mechanism comprises a rotating disc (7) fixed on the outer wall of the output shaft of the motor (6), an online Rongyou clamping rod (18) is fixed on the rotating disc (7), a clamping ball is arranged at the tail end of the clamping rod (18), the left end of the rotating shaft (3) penetrates through the left wall of the transmission cavity (2) and extends to the left side of the support frame (1), a transmission disc (8) is fixed on the outer wall of the rotating shaft (3), and a clamping groove (17) matched with the clamping ball is arranged on the transmission disc (8).
4. The English grammar cooperation demonstration board of claim 1, wherein the counterweight mechanism comprises a counterweight block (10) arranged on the right side of the support frame (1), the counterweight block (10) has the same weight as the motor (6), and a placement groove (15) is arranged in the counterweight block (10).
5. The English grammar cooperation demonstration board of claim 1, wherein the fixing mechanism comprises a fixing rod (12) which is in threaded connection with the outer wall of the supporting leg (11), and friction blocks (14) are arranged at the bottoms of two ends of the fixing rod (12).
6. An English grammar coordination demonstration board according to claim 1, wherein a plurality of said demonstration boards (16) are all triangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022857236.0U CN214705088U (en) | 2020-12-02 | 2020-12-02 | English grammar cooperation demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022857236.0U CN214705088U (en) | 2020-12-02 | 2020-12-02 | English grammar cooperation demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214705088U true CN214705088U (en) | 2021-11-12 |
Family
ID=78556763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022857236.0U Expired - Fee Related CN214705088U (en) | 2020-12-02 | 2020-12-02 | English grammar cooperation demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214705088U (en) |
-
2020
- 2020-12-02 CN CN202022857236.0U patent/CN214705088U/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: 20211112 |