CN219285895U - Teaching display instrument - Google Patents
Teaching display instrument Download PDFInfo
- Publication number
- CN219285895U CN219285895U CN202223022268.4U CN202223022268U CN219285895U CN 219285895 U CN219285895 U CN 219285895U CN 202223022268 U CN202223022268 U CN 202223022268U CN 219285895 U CN219285895 U CN 219285895U
- Authority
- CN
- China
- Prior art keywords
- gear
- sliding seat
- connecting frame
- teaching demonstration
- demonstration instrument
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Toys (AREA)
Abstract
The application discloses teaching display instrument relates to the technical field of teaching aid, and it includes: a base; the connecting frame is arranged on the base; the first sliding seat is arranged on the connecting frame in a sliding manner; the second sliding seat is arranged on the connecting frame in a sliding manner; the first driving assembly is connected with the connecting frame and the first sliding seat and used for driving the first sliding seat to slide in the vertical direction; the second driving assembly is connected with the connecting frame and the second sliding seat and is used for driving the second sliding seat to slide in the vertical direction; the first rotating rod is rotatably arranged on the first sliding seat; the first gear is connected with the first rotating rod; the first rotating rod is rotatably arranged on the second sliding seat; the second gear is connected with the second rotating rod; the first gear is capable of meshing with the second gear. The meshing process of gear can be seen clearly to the student in this application has the religion of being convenient for.
Description
Technical Field
The application relates to the technical field of teaching aids, in particular to a teaching demonstration instrument.
Background
Along with the continuous improvement of education level, the demand of school to teaching display instrument is increasing, and the teacher can demonstrate some physical process for the student directly perceivedly through the teaching display instrument, arouses student's interest of learning, improves the teaching quality.
The utility model discloses a teaching demonstration instrument with an authorized bulletin number of CN215679839U, which comprises: the main body is provided with a chute, and comprises a first end face which is positioned in the chute; one end of the elastic piece is abutted against the first end face; the sliding block is connected with the elastic piece and is suitable for sliding in the sliding groove; the gear shaft comprises a first gear shaft and a second gear shaft, the first gear shaft is arranged on the main body, and the second gear shaft is arranged on the sliding block; the gear set comprises a first gear and a second gear, wherein the first gear is installed on the first gear shaft, and the second gear is installed on the second gear shaft.
For the above related art, the inventors found that: when the meshing process of the gears is displayed, students sitting in the rear row of a classroom can not see the meshing process of the gears due to the reasons of height, shielding of the sight by students standing in front, and the like, so that the teaching effect is affected.
Disclosure of Invention
In order to facilitate students in the teaching room to see the meshing process of the gears clearly, the application provides a teaching demonstration instrument.
A teaching demonstration instrument comprising:
a base;
the connecting frame is arranged on the base;
the first sliding seat is arranged on the connecting frame in a sliding manner;
the second sliding seat is arranged on the connecting frame in a sliding manner;
the first driving assembly is connected with the connecting frame and the first sliding seat and used for driving the first sliding seat to slide in the vertical direction;
the second driving assembly is connected with the connecting frame and the second sliding seat and is used for driving the second sliding seat to slide in the vertical direction;
the first rotating rod is rotatably arranged on the first sliding seat;
the first gear is connected with the first rotating rod;
the second rotating rod is rotatably arranged on the second sliding seat; the method comprises the steps of,
the second gear is connected with the second rotating rod; the first gear is capable of meshing with the second gear.
Through adopting above-mentioned technical scheme, in the meshing process of show gear, the staff can be through the upward or downward movement of first sliding seat of first drive assembly drive, and can be through the upward or downward movement of second drive assembly drive second sliding seat, and then highly adjust first gear and second gear to the student of the back row of being convenient for can see the meshing process of gear clearly, even if the student in the religion can see the meshing process of gear clearly.
Optionally, the first driving assembly includes:
the first connecting block is connected with the first sliding seat;
the first screw rod is rotatably arranged on the connecting frame, and threads penetrate through the first connecting block; the method comprises the steps of,
and the first motor is connected with the first screw rod.
Through adopting above-mentioned technical scheme, after the first motor starts, the output shaft of first motor rotates and drives first lead screw and rotate, and first lead screw rotates and drives first sliding seat and slide in the connecting frame, even makes first sliding seat remove in vertical direction to adjust the height of first gear.
Optionally, the teaching demonstration instrument further comprises a rotating assembly for driving the first rotating rod to rotate, and the rotating assembly is connected with the first sliding seat.
Through adopting above-mentioned technical scheme, the staff can drive first gear through rotating the subassembly and rotate, labour saving and time saving, and reduced the possibility that the staff's finger was blocked and was injured.
Optionally, the rotating assembly includes:
the third gear is connected with the first rotating rod;
the third motor is arranged on the first sliding seat; the method comprises the steps of,
and the fourth gear is connected with the third motor and meshed with the third gear.
Through adopting above-mentioned technical scheme, after the third motor starts, the output shaft of third motor rotates and drives fourth gear and rotate, and fourth gear rotates and drives third gear and rotate, and the third gear drives first gear through first dwang and rotates to the meshing process of staff's demonstration gear to the student of being convenient for.
Optionally, the first gear is detachably connected with the first rotating rod.
Through adopting above-mentioned technical scheme, the staff can dismantle first gear from first dwang to change first gear.
Optionally, a tangential section and a thread section are arranged on the first rotating rod, a mounting hole is arranged at the center of the first gear, and the mounting hole is in plug-in fit with the tangential section; the thread segments are provided with a fastening nut for blocking the first gear.
Through adopting above-mentioned technical scheme, the staff can be through the tangent plane section of mounting hole with first gear on first dwang to carry out spacingly through fastening nut to first gear, keep off first gear at the tangent plane section.
Optionally, the surfaces of the first gear and the second gear are provided with a plurality of marking posts.
Through adopting above-mentioned technical scheme, at show gear engagement's in-process, the staff can pass through the number of turns of mark post estimation first gear and second gear, and then can explain the relation between the number of turns of first gear and the number of turns of second gear to the student.
Optionally, the lateral wall of connecting frame is provided with places the box, be provided with the measuring strip in placing the box, be provided with the scale mark on the measuring strip.
Through adopting above-mentioned technical scheme, the staff can be through measuring the centre-to-centre spacing of strip measurement first gear and second gear, and measuring precision is higher, and the error is littleer.
Optionally, a part groove is formed in the base, and a groove door is arranged at a notch of the part groove.
Through adopting above-mentioned technical scheme, the staff can place parts such as not unidimensional gear, fastening nut in the part inslot to the staff changes first gear and second gear.
In summary, the present application at least includes the following beneficial technical effects:
1. in the engagement process of the display gears, a worker can drive the first sliding seat to move upwards or downwards through the first driving assembly, and can drive the second sliding seat to move upwards or downwards through the second driving assembly, so that the heights of the first gears and the second gears are adjusted, and therefore students in the rear row can see the engagement process of the gears conveniently, and even students in the teaching room can see the engagement process of the gears conveniently;
2. the setting of rotating assembly is convenient for the staff rotate first gear to reduce staff's finger card and lead to injured possibility between first gear and second gear.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a teaching demonstration instrument according to an embodiment of the present application.
Fig. 2 is a schematic view of the overall structure of the teaching demonstration instrument of the embodiment of the present application at another angle.
Fig. 3 is a schematic structural diagram of a teaching demonstration instrument for demonstrating a thread section and a section according to an embodiment of the present application.
Reference numeral column indicates: 1. a base; 2. a connection frame; 3. a first sliding seat; 4. a second sliding seat; 5. a first rotating lever; 6. a first gear; 7. a second rotating lever; 8. a second gear; 9. a first connection block; 10. a first screw rod; 11. a first motor; 12. a second connection block; 13. a second screw rod; 14. a second motor; 15. a third gear; 16. a third motor; 17. a fourth gear; 18. cutting the section; 19. a threaded section; 20. a mounting hole; 21. a fastening nut; 22. marking a column; 23. placing a box; 24. a measuring strip; 25. scale marks; 26. a part groove; 27. a slot door; 28. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to fig. 1 to 3 and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
The embodiment of the application discloses a teaching demonstration instrument.
Referring to fig. 1, a teaching display instrument includes a base 1, a connection frame 2 is fixedly arranged on the base 1, a first sliding seat 3 and a second sliding seat 4 are slidably arranged on the inner side of the connection frame 2, both the first sliding seat 3 and the second sliding seat 4 can slide in a vertical direction, a first rotating rod 5 is rotatably arranged on the first sliding seat 3, a first gear 6 is fixedly arranged on the first rotating rod 5, a second rotating rod 7 is rotatably arranged on the second sliding seat 4, a second gear 8 is fixedly arranged on the second rotating rod 7, in this embodiment, the first sliding seat 3 is located above the second sliding seat 4, sliding grooves (not marked in the figure) are formed in a left frame and a right frame of the connection frame 2, sliding blocks (not marked in the figure) are arranged at both ends of the first sliding seat 3, sliding blocks are also arranged at both ends of the second sliding seat 4, and the sliding blocks are in sliding fit with the sliding grooves; the first sliding seat 3 is connected with a first driving component, the first driving component is arranged on the connecting frame 2 and used for driving the first sliding seat 3 to slide in the vertical direction, the second sliding seat 4 is connected with a second driving component, the second driving component is connected with the connecting frame 2 and used for driving the second sliding seat 4 to slide in the vertical direction. In the process of the meshing process of the display gear, when students in the rear row cannot see the meshing process of the gear due to the reasons of height, shielding of the sight line by students standing in front, and the like, the staff can drive the first sliding seat 3 to move in the vertical direction through the first driving assembly and the second sliding seat 4 to move in the vertical direction through the second driving assembly, so that the heights of the first gear 6 and the second gear 8 are adjusted, and students in classrooms can see the meshing process of the gear clearly.
Referring to fig. 1 and 2, the first driving assembly includes a first connecting block 9, a first screw rod 10 and a first motor 11, and the first connecting block 9 is fixedly disposed on a surface of the first sliding seat 3 facing away from the first gear 6; the first screw rod 10 is rotatably arranged on the connecting frame 2, and the first screw rod 10 is threaded through the first connecting block 9; the first motor 11 is fixedly arranged at the top of the connecting frame 2, the first motor 11 is connected with the first screw rod 10, and the first motor 11 is used for driving the first screw rod 10 to rotate. The structure of the second driving assembly is similar to that of the first driving assembly, the second driving assembly comprises a second connecting block 12, a second screw rod 13 and a second motor 14, the second connecting block 12 is fixedly arranged on one face, close to the first screw rod 10, of the second sliding seat 4, the second screw rod 13 is rotatably arranged on the connecting frame 2, the second screw rod 13 is located on the inner side of the connecting frame 2, the second screw rod 13 is parallel to the first screw rod 10, the second motor 14 is connected with the connecting frame 2 and is connected with the second screw rod 13, and the second motor 14 is used for driving the second screw rod 13 to rotate. When the heights of the first gear 6 and the second gear 8 need to be adjusted, a worker can drive the first screw rod 10 to rotate through the first motor 11, the first screw rod 10 rotates to drive the first sliding seat 3 to slide in the vertical direction, meanwhile, the worker can drive the second screw rod 13 to rotate through the second motor 14, and the second screw rod 13 rotates to drive the second sliding seat 4 to slide in the vertical direction, so that the heights of the first gear 6 and the second gear 8 are adjusted.
Referring to fig. 2, in order to facilitate rotation of the first gear 6, the teaching demonstration instrument further includes a rotation assembly for driving the first rotation lever 5 to rotate, the rotation assembly is disposed on the first sliding seat 3, and the rotation assembly is connected with the first rotation lever 5. Specifically, the rotating assembly includes a third motor 16 fixedly disposed on the first sliding seat 3, a fourth gear 17 is coaxially disposed on an output shaft of the third motor 16, one end of the first rotating rod 5 away from the first gear 6 penetrates out of the first sliding seat 3, and one end of the first rotating rod 5 away from the first gear 6 is coaxially disposed with a third gear 15, and the third gear 15 is meshed with the fourth gear 17. The staff can drive the fourth gear 17 through third motor 16 and rotate, and the fourth gear 17 rotates and drives the third gear 15 and rotate, and the third gear 15 passes through first dwang 5 and drives first gear 6 and rotate, and then can demonstrate the meshing process of gear to the student.
Referring to fig. 3, in order to facilitate replacement of the first gear 6 and the second gear 8, the first gear 6 is detachably connected to the first rotating lever 5, and the second gear 8 is detachably connected to the second rotating lever 7. Specifically, the detachable structure between the first gear 6 and the first rotating rod 5 is the same as the detachable structure between the second gear 8 and the second rotating rod 7, and the detachable structure between the first gear 6 and the first rotating rod 5 is described in detail herein, one end of the first rotating rod 5 far away from the first screw rod 10 is provided with a section 18 and a thread section 19, the cross section of the section 18 is square, the cross section of the section 18 can also be other regular polygons, such as an equilateral triangle, a regular pentagon, etc., and the thread section 19 is located on one side of the section 18 far away from the first sliding seat 3; the center department of first gear 6 is provided with mounting hole 20, and mounting hole 20 and tangent plane section 18 are pegged graft and are cooperated, and the shape of mounting hole 20 is identical with the shape of tangent plane section 18 promptly, and screw thread section 19 is provided with the fastening nut 21 that is used for blocking first gear 6, and the staff can keep off first gear 6 at tangent plane section 18 through fastening nut 21.
Referring to fig. 1 and 2, in order to facilitate estimating the number of turns of the first gear 6 and the second gear 8, the surfaces of the first gear 6 and the second gear 8 are fixedly provided with a plurality of marking posts 22, four are provided in the present embodiment, and a worker can estimate the number of turns of the first gear 6 and the second gear 8 by observing the moving track of the marking posts 22, and the marking posts 22 may be replaced with marks having a distinct color. In order to be convenient for measure the centre-to-centre spacing of first gear 6 and second gear 8, the fixed surface of connecting frame 2 is provided with places box 23, places box 23 and is rectangular form, places the measuring strip 24 in the box 23, is provided with scale mark 25 on the measuring strip 24, and the staff can measure the centre-to-centre spacing of first gear 6 and second gear 8 through measuring strip 24. In order to be convenient for store the spare part of the teaching show instrument of this application to the staff changes the part of teaching show instrument, has seted up part groove 26 on the base 1, and the notch department of part groove 26 articulates and is provided with slot door 27, and the fixed surface of slot door 27 is provided with handle 28.
The basic principle of the teaching demonstration instrument of the embodiment of the application is as follows: in the meshing process of the display gear, a worker can drive the first sliding seat 3 to move upwards or downwards through the first driving assembly, and can drive the second sliding seat 4 to move upwards or downwards through the second driving assembly, so that the heights of the first gear 6 and the second gear 8 are adjusted, the meshing process of the gear can be seen by students in the back row conveniently, and the meshing process of the gear can be seen by students in the teaching room conveniently.
The foregoing description of the preferred embodiments of the present application is not intended to limit the scope of the application, in which any feature disclosed in this specification (including abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
Claims (9)
1. A teaching demonstration instrument, comprising:
a base (1);
the connecting frame (2) is arranged on the base (1);
the first sliding seat (3) is arranged on the connecting frame (2) in a sliding manner;
the second sliding seat (4) is arranged on the connecting frame (2) in a sliding manner;
the first driving assembly is connected with the connecting frame (2) and the first sliding seat (3) and is used for driving the first sliding seat (3) to slide in the vertical direction;
the second driving assembly is connected with the connecting frame (2) and the second sliding seat (4) and is used for driving the second sliding seat (4) to slide in the vertical direction;
the first rotating rod (5) is rotatably arranged on the first sliding seat (3);
a first gear (6) connected to the first rotating lever (5);
the second rotating rod (7) is rotatably arranged on the second sliding seat (4); the method comprises the steps of,
a second gear (8) connected to the second rotating lever (7); the first gear (6) can be meshed with the second gear (8).
2. The teaching demonstration instrument of claim 1, wherein the first drive assembly comprises:
a first connecting block (9) connected with the first sliding seat (3);
the first screw rod (10) is rotatably arranged on the connecting frame (2), and threads penetrate through the first connecting block (9); the method comprises the steps of,
and the first motor (11) is connected with the first screw rod (10).
3. A teaching demonstration instrument according to claim 1 further comprising a rotation assembly for driving the first rotation lever (5) in rotation, the rotation assembly being connected to the first sliding seat (3).
4. A teaching demonstration instrument according to claim 3 wherein the rotating assembly comprises:
a third gear (15) connected to the first rotating lever (5);
a third motor (16) arranged on the first sliding seat (3); the method comprises the steps of,
and a fourth gear (17) connected with the third motor (16) and meshed with the third gear (15).
5. A teaching demonstration instrument according to claim 1 characterized in that the first gear (6) is detachably connected to the first rotation lever (5).
6. The teaching demonstration instrument according to claim 5, characterized in that a tangent section (18) and a thread section (19) are arranged on the first rotating rod (5), a mounting hole (20) is arranged at the center of the first gear (6), and the mounting hole (20) is in plug-in fit with the tangent section (18); the thread section (19) is provided with a fastening nut (21) for blocking the first gear (6).
7. A teaching demonstration instrument according to claim 1 characterized in that the surfaces of the first gear (6) and the second gear (8) are provided with a number of marking posts (22).
8. A teaching demonstration instrument according to claim 1, characterized in that the side wall of the connecting frame (2) is provided with a placement box (23), a measuring strip (24) is arranged in the placement box (23), and graduation marks (25) are arranged on the measuring strip (24).
9. A teaching demonstration instrument according to claim 1 characterized in that the base (1) is provided with a part groove (26), and the notch of the part groove (26) is provided with a groove door (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223022268.4U CN219285895U (en) | 2022-11-15 | 2022-11-15 | Teaching display instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223022268.4U CN219285895U (en) | 2022-11-15 | 2022-11-15 | Teaching display instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219285895U true CN219285895U (en) | 2023-06-30 |
Family
ID=86926103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223022268.4U Active CN219285895U (en) | 2022-11-15 | 2022-11-15 | Teaching display instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219285895U (en) |
-
2022
- 2022-11-15 CN CN202223022268.4U patent/CN219285895U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20040157196A1 (en) | Teaching aid device and method of teaching | |
| CN207380954U (en) | A kind of high school student's Physical Experiment coefficient of elasticity measurement device | |
| DE102006006791A1 (en) | Method, system and scale for the determination and / or simulation of size ratios | |
| CN107067840A (en) | A kind of intelligent mathematical parses movable display rack with applied mathematics problem | |
| CN219285895U (en) | Teaching display instrument | |
| CN103927930A (en) | Gear transmission type gear generating instrument | |
| US4008524A (en) | Growth measuring scale | |
| CN206657520U (en) | A kind of combination practical traning platform for mechanical principle course teaching | |
| CN204632232U (en) | Mill teeth gear hobbing gear shaping one teaching aid | |
| CN204537611U (en) | Actual training device is debug in a kind of machine tool guideway and worm drive | |
| CN214951002U (en) | Circumference measuring device for primary school mathematics | |
| CN213844375U (en) | Preschool education is with multi-functional educational aid | |
| DE10021491A1 (en) | Gravitational center determination involves shifting orientation of workpiece on measurement plate to obtain weight ratio, and determining distance of mounting surface of workpiece to X-axis or Y-axis | |
| CN111986543B (en) | Teaching device convenient to show and remove | |
| CN210606225U (en) | Equipment for economic management teaching demonstration | |
| CN104821128B (en) | Multi-class Gear Processing testing stand | |
| CN214226222U (en) | A drawing display device for university's mathematics course teaching usefulness | |
| Gentile et al. | How shall students be graded in discipline-based art education? | |
| CN209070790U (en) | A kind of mathematical education graph demonstration device | |
| CN210295623U (en) | Gear drive teaching demonstration device | |
| CN212084461U (en) | College mathematics probability distribution demonstrates teaching aid | |
| CN112265396A (en) | Teaching aid of angularly adjustable | |
| CN210896013U (en) | Platform for electronic commerce practical training teaching | |
| CN206741750U (en) | Punching press grounding practical training stand | |
| CN216388468U (en) | Innovation entrepreneurship course is with student display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |