CN212348814U - Electronic information experiment teaching demonstration device - Google Patents
Electronic information experiment teaching demonstration device Download PDFInfo
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- CN212348814U CN212348814U CN202020977316.7U CN202020977316U CN212348814U CN 212348814 U CN212348814 U CN 212348814U CN 202020977316 U CN202020977316 U CN 202020977316U CN 212348814 U CN212348814 U CN 212348814U
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- electronic information
- desktop
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- control
- experiment teaching
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Abstract
The utility model discloses an electronic information experiment teaching presentation device, including the desktop, be equipped with steering mechanism in the desktop, steering mechanism is connected with the pivot, and pivot top fixedly connected with rotates the control panel of being connected with the desktop, is equipped with the open-ended spout that makes progress in the control panel, and the spout internal rotation is connected with the control lever, and the control lever is connected with elevating system, and the elevating system top is connected with the demonstration platform, and the demonstration platform bottom is equipped with the shifting chute that two symmetries set up. The utility model can make the control panel rotate a certain direction by arranging the steering mechanism, and further can make the demonstration table rotate a certain direction together when in teaching demonstration, and further can make students with different angles all clear the observation of the experimental tools on the demonstration table; simultaneously can realize the lift of demonstration platform through setting up elevating system, and then can adjust the height of demonstration platform according to actual conditions, and then can effectually avoid influencing student's watching because of demonstration platform altitude problem.
Description
Technical Field
The utility model relates to a teaching demonstration technical field especially relates to an electronic information experiment teaching presentation device.
Background
In electronic information experiment teaching, often need some instruments of teacher's actual operation to demonstrate to the student, make things convenient for the student directly perceivedly and clear understanding experiment content, clear experiment step and can be familiar with the operation of instrument.
But at the in-process of teaching demonstration, the instrument is placed on the demonstration platform that does not have height-adjusting, and this can make especially the student of back row be not convenient for watch the experiment on the demonstration bench, and the student that lies in both sides simultaneously also can't be clear to watching of the experiment on the demonstration bench for only have better teaching effect to the student in the dead ahead a slice region of demonstration bench during experimental teaching, and relatively poor to holistic teaching effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the teaching effect is relatively poor that can't turn to in the unable height-adjusting of demonstration platform among the prior art, and the electronic information experiment teaching presentation device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an electronic information experiment teaching presentation device, includes the desktop, be equipped with steering mechanism in the desktop, steering mechanism is connected with the pivot, pivot top fixedly connected with rotates the control panel of being connected with the desktop, be equipped with the open-ended spout that makes progress in the control panel, the spout internal rotation is connected with the control lever, the control lever is connected with elevating system, the elevating system top is connected with the demonstration platform, the demonstration platform bottom is equipped with the shifting chute that two symmetries set up, two mutual parallel arrangement of fixedly connected with in the shifting chute just can with elevating system matched with carriage release lever.
Preferably, the steering mechanism comprises a control cavity positioned in the table top, the rotating shaft is rotatably connected with the bottom wall of the control cavity, a worm wheel fixedly connected with the rotating shaft is arranged in the control cavity, and the worm wheel is meshed with a horizontally arranged worm.
Preferably, the bottom end of the control panel is provided with an annular limiting groove, a plurality of groups of balls are slidably connected in the limiting groove, and the upper surface of the desktop is provided with an annular steering groove which can be slidably connected with the balls.
Preferably, elevating system includes two and control lever threaded connection's first removal strip, first removal strip and spout sliding connection, first removal strip top is rotated and is connected with two connecting rods, the connecting rod top is rotated and is connected with the second and removes the strip.
Preferably, the second moving strips are connected with the moving rods in a sliding mode, the connecting rods on the two first moving strips are symmetrically arranged about the vertical plane of the control rod, and the middle parts of every two connecting rods symmetrically arranged on the two first moving strips are in rotating connection.
Preferably, the part of the control rod positioned in the sliding chute is symmetrically provided with threads with opposite textures about the center of the sliding chute.
Compared with the prior art, the utility model discloses possess following advantage:
1. the utility model discloses a set up steering mechanism and can make the control panel rotate certain direction, and then can make the demonstration platform rotate certain direction together when teaching demonstration, and then can make the student of different angles all can be to the clear that experimental apparatus on the demonstration platform observed, avoided originally only just to the student of demonstration platform can see the condition emergence of the article on the demonstration platform clearly;
2. the utility model discloses a set up elevating system and can realize the lift of demonstration platform, and then can adjust the height of demonstration platform according to actual conditions, and then can effectually avoid influencing the viewing of student because of demonstration platform height problem;
3. the utility model discloses a set up the ball and turn to groove isotructure and can make the control panel more convenient rotate with the desktop, can avoid between control panel and the desktop frictional force great and lead to the control panel to rotate the circumstances such as the in-process production shake, and then can ensure to turn to the security of in-process demonstration bench instrument.
Drawings
Fig. 1 is a schematic view of the overall structure of an electronic information experiment teaching demonstration device provided by the utility model;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: the demonstration table comprises a table top 1, a steering mechanism 2, a rotating shaft 3, a control plate 4, a sliding chute 5, a control rod 6, a lifting mechanism 7, a demonstration table 8, a moving chute 9, a moving rod 10, a control cavity 11, a worm wheel 12, a worm 13, a limiting groove 14, a ball 15, a steering groove 16, a first moving strip 17, a connecting rod 18 and a second moving strip 19.
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.
Referring to fig. 1-3, an electronic information experiment teaching demonstration device, including desktop 1, be equipped with steering mechanism 2 in the desktop 1, steering mechanism 2 is connected with pivot 3, 3 top fixedly connected with of pivot rotate with desktop 1 control panel 4 of being connected, be equipped with upwards open-ended spout 5 in the control panel 4, 5 internal rotations in the spout are connected with control lever 6, 6 one section of spout 5 and the second motor that extends to external fixedly connected with model 5IK120RGN-CF that runs through of control lever, control lever 6 is connected with elevating system 7, 7 tops of elevating system are connected with demonstration platform 8, 8 bottoms of demonstration platform are equipped with the shifting chute 9 that two symmetries set up, two mutual parallel arrangement of fixedly connected with in the shifting chute 9 and can with 7 matched with shifting levers 10 of elevating system.
Specifically, steering mechanism 2 is including being located the control chamber 11 of desktop 1, pivot 3 rotates with 11 diapalls of control chamber to be connected, be equipped with in the control chamber 11 with 3 fixed connection's of pivot worm wheel 12, worm 13 that level setting is connected in the worm wheel 12 meshing, worm 13 rotates with 11 lateral walls of control chamber to be connected, worm 13 runs through the 11 lateral walls of control chamber and extends to the first motor that external fixedly connected with model is 5IK120RGN-CF, can drive the worm 13 rotation of fixed connection with it through first motor, worm 13 drives pivot 3 through the worm wheel 12 of being connected with it meshing and rotates, pivot 3 will drive control panel 4 and rotate together, control panel 4 will drive demonstration platform 8 through elevating system 7 and rotate.
It is worth mentioning that, control panel 4 bottom is equipped with annular spacing groove 14, sliding connection has multiunit ball 15 in the spacing groove 14, spacing groove 14 low side is less than the opening setting of ball 15 diameter for the width, and 1 upper surface of desktop be equipped with can with ball 15 sliding connection's annular turn to groove 16, when pivot 3 drives control panel 4 and rotates, control panel 4 will use pivot 3 center to rotate as the centre of a circle under the effect of pivot 3, ball 15 will take place to slide with turning to groove 16, and then can effectually realize that control panel 4 is in same level all the time and rotates and reduce the frictional force between control panel 4 and desktop 1, and then can effectually realize the steady rotation of control panel 4, ensure the stability of the instrument on the rotation in-process demonstration platform 8.
Specifically, elevating system 7 includes two first movable strips 17 with control rod 6 threaded connection, and two first movable strips 17 are located the partial symmetry setting of spout 5 about control rod 6, and first movable strip 17 and spout 5 sliding connection, first movable strip 17 top symmetry are rotated and are connected with two connecting rods 18, and connecting rod 18 on two first movable strips 17 sets up about the vertical plane symmetry of control rod 6, and connecting rod 18 top is rotated and is connected with second movable strip 19.
It should be noted that the second moving bar 19 is slidably connected to the moving rod 10, and the connecting rods 18 symmetrically arranged on the two first moving bars 17 are rotatably connected in the middle.
It is worth mentioning that the part of the control rod 6 located in the sliding groove 5 is symmetrically provided with threads with opposite textures about the center of the sliding groove 5, when the second motor controls the control rod 6 to rotate, the control rod 6 drives the two first moving strips 17 to move towards the directions close to or away from each other, and then the moving rod 10 can drive the demonstration table to ascend or descend.
The working principle is as follows:
the utility model discloses during the use, when the height of demonstration platform 8 is adjusted to needs, control second motor drives the control lever 6 and rotates, control lever 6 rotates and will drive two first removal strip 17 of threaded connection with it and remove towards opposite direction, and then can realize that connecting rod 18 and horizontally angle change, and then realize the high emergence change between connecting rod 18 and the control panel 4, connecting rod 18 will drive second removal strip 19 and can make the high emergence change of demonstration platform 8 when carriage release lever 10 takes place to slide, and then realize the regulation of demonstration platform 8 height.
When the angle of demonstration platform 8 needs to be rotated, first motor will drive worm 13 fixedly connected with it and rotate, and worm 13 drives pivot 3 through worm wheel 12 that is connected with it meshing and rotates, and pivot 3 will drive control panel 4 and together rotate, and control panel 4 will drive demonstration platform 8 through elevating system 7 and rotate, and then realizes the rotation to demonstration platform 8 direction.
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 electronic information experiment teaching presentation device, includes desktop (1), its characterized in that, be equipped with steering mechanism (2) in desktop (1), steering mechanism (2) are connected with pivot (3), pivot (3) top fixedly connected with rotates control panel (4) of being connected with desktop (1), be equipped with in control panel (4) and make progress open-ended spout (5), spout (5) internal rotation is connected with control lever (6), control lever (6) are connected with elevating system (7), elevating system (7) top is connected with demonstration platform (8), demonstration platform (8) bottom is equipped with movable chute (9) that two symmetries set up, two mutual parallel arrangement of fixedly connected with in movable chute (9) and can with elevating system (7) matched with movable rod (10).
2. The electronic information experiment teaching demonstration device according to claim 1, wherein the steering mechanism (2) comprises a control cavity (11) located in the desktop (1), the rotating shaft (3) is rotatably connected with the bottom wall of the control cavity (11), a worm wheel (12) fixedly connected with the rotating shaft (3) is arranged in the control cavity (11), and the worm wheel (12) is meshed with a horizontally arranged worm (13).
3. The electronic information experiment teaching demonstration device according to claim 1, wherein the bottom end of the control panel (4) is provided with an annular limiting groove (14), a plurality of groups of balls (15) are slidably connected in the limiting groove (14), and the upper surface of the table top (1) is provided with an annular steering groove (16) capable of being slidably connected with the balls (15).
4. The electronic information experiment teaching demonstration device according to claim 1, wherein the lifting mechanism (7) comprises two first moving strips (17) in threaded connection with the control rod (6), the first moving strips (17) are in sliding connection with the sliding chute (5), two connecting rods (18) are rotatably connected to the top ends of the first moving strips (17), and a second moving strip (19) is rotatably connected to the top ends of the connecting rods (18).
5. The electronic information experiment teaching demonstration device according to claim 4, wherein the second moving bar (19) is connected with the moving bar (10) in a sliding manner, the connecting rods (18) on the two first moving bars (17) are symmetrically arranged about a vertical plane of the control rod (6), and the middle parts of every two connecting rods (18) symmetrically arranged on the two first moving bars (17) are rotatably connected.
6. An electronic information experiment teaching demonstration device according to claim 1, characterized in that the part of the control rod (6) located inside the sliding chute (5) is provided with threads of opposite textures symmetrically with respect to the center of the sliding chute (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977316.7U CN212348814U (en) | 2020-06-02 | 2020-06-02 | Electronic information experiment teaching demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020977316.7U CN212348814U (en) | 2020-06-02 | 2020-06-02 | Electronic information experiment teaching demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212348814U true CN212348814U (en) | 2021-01-15 |
Family
ID=74155629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020977316.7U Expired - Fee Related CN212348814U (en) | 2020-06-02 | 2020-06-02 | Electronic information experiment teaching demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212348814U (en) |
-
2020
- 2020-06-02 CN CN202020977316.7U patent/CN212348814U/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: 20210115 |