CN213815174U - Classical case teaching display device of economics - Google Patents
Classical case teaching display device of economics Download PDFInfo
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- CN213815174U CN213815174U CN202023012399.5U CN202023012399U CN213815174U CN 213815174 U CN213815174 U CN 213815174U CN 202023012399 U CN202023012399 U CN 202023012399U CN 213815174 U CN213815174 U CN 213815174U
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Abstract
The utility model discloses a classic case teaching display device of economics, including teaching frame, teaching frame's right side is provided with the display frame, the left side of displaying frame is provided with the installation and buckles, and the inside of just installing and buckling is provided with connection base, and connection base's middle part is provided with the dead lever, connection base's inside is provided with the connection carousel, and connects one side of carousel and be provided with the rolling pin, one side of rolling pin is provided with the spring rope, and one side of spring rope is provided with the fixed pin, the inside of dead lever is provided with the main traction lever, and the external surface of main traction lever is provided with the rope and rolls up, one side of rope book is provided with the connection rope. This classic case teaching display device of economics can place other teaching tools that need put in teaching work process around showing cloth simultaneously when using to when accomodating and showing cloth, utilize the characteristics of elasticity recovery, make equipment can independently accomodate, reduce manual operation's step.
Description
Technical Field
The utility model relates to an economics classical case teaching display technology field specifically is an economics classical case teaching display device.
Background
The classic case teaching display device of economics is exactly one kind at the economics education in-process for the classic case that needs use to the education in-process shows the device of teaching, and the student of being convenient for simplifies and the clear understanding teaching content, and the teaching worker of being convenient for carries out the teaching work, comparatively extensive in the classic case teaching display device field application of economics.
But current classic case teaching display device of economics is in the use, because the area that occupies of demonstration cloth is too big, leads to other apparatus of teaching not have the place to put, and simultaneously after teaching work is accomplished, the time that needs to consume to accomodating of demonstration cloth is longer to the bearing structure who shows cloth is comparatively simple, and the condition of damage easily appears in the in-process of expandeing repeatedly and accomodating.
Disclosure of Invention
An object of the utility model is to provide an economics classic case teaching display device to propose current economics classic case teaching display device in the use in solving above-mentioned background art, because the area that occupies of demonstration cloth is too big, lead to other apparatus of teaching not have the place to put, after teaching work is accomplished simultaneously, it is longer to the time that needs consume of accomodating of demonstration cloth, and the bearing structure who shows cloth is comparatively simple, and expand repeatedly and the problem of the condition of damaging appears in the in-process of accomodating.
In order to achieve the above object, the utility model provides a following technical scheme: a classic case teaching display device for economics comprises a teaching frame, wherein a display frame is arranged on the right side of the teaching frame, an installation buckle is arranged on the left side of the display frame, a connecting base is arranged inside the installation buckle, a fixing rod is arranged in the middle of the connecting base, a connecting turntable is arranged inside the connecting base, a rotating pin is arranged on one side of the connecting turntable, a spring rope is arranged on one side of the rotating pin, a fixing pin is arranged on one side of the spring rope, a main traction rod is arranged inside the fixing rod, a rope coil is arranged on the outer surface of the main traction rod, a connecting rope is arranged on one side of the rope coil, a moving rod is arranged on one side of the connecting rope, limiting plates are arranged at two ends of the moving rod, a secondary traction rod is arranged inside the moving rod, fixing buckles are arranged at the upper end and the lower end of the display frame, and an elastic rope is arranged on one side of the fixing buckles, one side of stretch cord is provided with the buffering claw, and the inside of buffering claw is provided with the magnet, one side of fixed knot is provided with the mounting base, and one side of mounting base is provided with the rotation axis, the both sides of rotation axis all are provided with the stationary half ring, and the inside of stationary half ring is provided with the mounting groove, the inside of mounting groove is provided with the playback spring, and one side of playback spring is provided with the arc lockpin, the external surface of main traction lever is provided with the display cloth. This classic case teaching display device of economics can place other teaching tools that need put in teaching work process around showing cloth simultaneously when using to when accomodating and showing cloth, utilize the characteristics of elasticity recovery, make equipment can independently accomodate, reduce manual operation's step.
Preferably, the installation buckles and the left side of the display frame form an integrated structure, and the installation buckles are symmetrically distributed around the center line of the display frame.
Preferably, the diameter of the outer surface of the fixing rod is the same as the diameter of the inner surface of the half fixing ring, and the main traction rod penetrates through the inside of the main traction rod.
Preferably, the connection turntable forms a rotation connection structure through a spring rope and a rotation pin, and a rotation telescopic structure is formed between the rotation pin and the fixed pin.
Preferably, the buffer claw and the fixing buckle form a telescopic structure through an elastic rope, and the inner surface of the buffer claw and the outer surface of the magnet form a fixed connection structure.
Preferably, a shaft connecting structure is formed among the arc-shaped lock pins, the mounting groove and the fixed semi-ring, and a rotating structure is formed between the arc-shaped lock pins and the mounting base through a rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that: this classic case teaching display device of economics can place other teaching tools that need put in teaching work process around showing cloth simultaneously when using to when accomodating and showing cloth, utilize the characteristics of elasticity recovery, make equipment can independently accomodate, reduce manual operation's step:
1. through the characteristic that the connecting turntable is connected with the fixing pin through the spring rope, the spring rope continuously extends in the rotating process of the connecting turntable in the process of displaying the unfolding of the cloth due to the elasticity characteristic of the spring rope, so that the connecting turntable reversely rotates under the rebounding action of the spring rope when the spring rope loses the external pressure, and the aim of returning and containing the display cloth is fulfilled;
2. through under the expansion state, in order to avoid the appearance of the condition of sudden dislocation, fix the state after expanding through fixed semicircle to it is fixed with buffer claw and dead lever through the magnet, such setting is at first fixed to the expansion state that shows cloth, and when accomodating, in order to avoid accomodating the too fast accident that leads to the striking damage to appear, increases certain resistance to accomodating the process through buffer claw.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of point A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a sectional structure of the installation buckle of the present invention;
fig. 4 is a schematic view of the top view of the half fixing ring according to the present invention.
In the figure: 1. a teaching frame; 2. a display frame; 3. installing a buckle; 4. a connection base; 5. fixing the rod; 6. connecting the rotary table; 7. a rotation pin; 8. a spring cord; 9. a fixing pin; 10. a main drawbar; 11. rope rolling; 12. connecting ropes; 13. a travel bar; 14. a limiting plate; 15. a secondary traction rod; 16. a fixing buckle; 17. an elastic cord; 18. a buffer claw; 19. a magnet; 20. mounting a base; 21. a rotating shaft; 22. a stationary half ring; 23. mounting grooves; 24. a homing spring; 25. an arc-shaped lock pin; 26. and displaying the cloth.
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 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.
Referring to fig. 1-4, the present invention provides a technical solution: an economics classic case teaching display device comprises a teaching frame 1, a display frame 2 is arranged on the right side of the teaching frame 1, a mounting buckle 3 is arranged on the left side of the display frame 2, a connecting base 4 is arranged inside the mounting buckle 3, a fixing rod 5 is arranged in the middle of the connecting base 4, a connecting rotary disc 6 is arranged inside the connecting base 4, a rotating pin 7 is arranged on one side of the connecting rotary disc 6, a spring rope 8 is arranged on one side of the rotating pin 7, a fixing pin 9 is arranged on one side of the spring rope 8, a main traction rod 10 is arranged inside the fixing rod 5, a rope roll 11 is arranged on the outer surface of the main traction rod 10, a connecting rope 12 is arranged on one side of the rope roll 11, a moving rod 13 is arranged on one side of the connecting rope 12, limiting plates 14 are arranged at both ends of the moving rod 13, a secondary traction rod 15 is arranged inside the moving rod 13, fixing buckles 16 are arranged at, an elastic rope 17 is arranged on one side of the fixing buckle 16, a buffering claw 18 is arranged on one side of the elastic rope 17, a magnet 19 is arranged inside the buffering claw 18, a mounting base 20 is arranged on one side of the fixing buckle 16, a rotating shaft 21 is arranged on one side of the mounting base 20, fixing half rings 22 are arranged on two sides of the rotating shaft 21, a mounting groove 23 is formed inside each fixing half ring 22, a homing spring 24 is arranged inside each mounting groove 23, an arc-shaped lock pin 25 is arranged on one side of the homing spring 24, and a display cloth 26 is arranged on the outer surface of the main traction rod 10.
The installation buckles 3 and the left side of the display frame 2 form an integrated structure, the installation buckles 3 are symmetrically distributed around the center line of the display frame 2, and when the display frame is used, the two ends of the main traction rod 10 can be symmetrically fixed through the installation buckles 3, so that the looseness is avoided.
The outer surface diameter of the fixing rod 5 is the same as the inner surface diameter of the stationary half ring 22, and the main drawbar 10 is inserted into the main drawbar 10, so that the main drawbar 10 and the indication cloth 26 in the expanded state can be fixed by the stationary half ring 22 when in use.
Connect carousel 6 to constitute through spring rope 8 and rotating pin 7 and rotate connection structure, and constitute between rotating pin 7 and the fixed pin 9 and rotate extending structure, can be when using, through connecting carousel 6 and spring rope 8, can be after the use is accomplished, be convenient for accomodate with showing cloth 26 playback.
And a shaft connecting structure is formed among the arc-shaped lock pin 25, the mounting groove 23 and the fixed half ring 22, and a rotating structure is formed between the arc-shaped lock pin 25 and the mounting base 20 through the rotating shaft 21, so that the secondary traction rod 15 in the unfolded state can be fixed through the arc-shaped lock pin 25 and the fixed half ring 22 when the auxiliary traction rod is used, and the case can be conveniently displayed by teaching personnel.
The working principle is as follows: firstly, the storage state is fixed through the mounting buckle 3, when the folding type folding;
since the rotation pin 7 is connected with the fixing pin 9 through the spring rope 8, and the length of the spring rope 8 is fixed, when the rotation pin 7 rotates to drive the spring rope 8 to stretch and extend until the position of the secondary traction rod 15 moves to the front end of the mounting base 20, the movable rod 13 is placed inside the stationary half ring 22, and the opening of the stationary half ring 22 is expanded through the rotating shaft 21;
after the fixing is finished, the buffer claw 18 is attached and linked with the moving rod 13 through the magnet 19, and the arrangement can play a role of buffering the storage process through the stretching effect of the elastic rope 17 during the storage;
when the display cloth 26 is stored, the arc-shaped lock pin 25 is compressed inside the installation groove 23 by the homing spring 24, and then the connection turntable 6 is reversely rotated by the spring rope 8, so that the main traction rod 10 is reversely rotated, and the connection rope 12 is wound into the rope roll 11, thereby completing the storage process, and the contents not described in detail in the present specification belong to the prior art known to those skilled in the art.
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.
Claims (6)
1. The utility model provides a classic case teaching display device of economics, includes teaching frame (1), its characterized in that: the teaching frame is characterized in that a display frame (2) is arranged on the right side of the teaching frame (1), an installation buckle (3) is arranged on the left side of the display frame (2), a connecting base (4) is arranged inside the installation buckle (3), a fixing rod (5) is arranged in the middle of the connecting base (4), a connecting turntable (6) is arranged inside the connecting base (4), a rotating pin (7) is arranged on one side of the connecting turntable (6), a spring rope (8) is arranged on one side of the rotating pin (7), a fixing pin (9) is arranged on one side of the spring rope (8), a main traction rod (10) is arranged inside the fixing rod (5), a rope roll (11) is arranged on the outer surface of the main traction rod (10), a connecting rope (12) is arranged on one side of the rope roll (11), a moving rod (13) is arranged on one side of the connecting rope (12), limiting plates (14) are arranged at two ends of the moving, and the inside of carriage release lever (13) is provided with time traction lever (15), the upper and lower both ends of display frame (2) all are provided with fixed knot (16), and one side of fixed knot (16) is provided with stretch cord (17), one side of stretch cord (17) is provided with buffering claw (18), and the inside of buffering claw (18) is provided with magnet (19), one side of fixed knot (16) is provided with mounting base (20), and one side of mounting base (20) is provided with rotation axis (21), the both sides of rotation axis (21) all are provided with fixed semi-ring (22), and the inside of fixed semi-ring (22) is provided with mounting groove (23), the inside of mounting groove (23) is provided with playback spring (24), and one side of playback spring (24) is provided with arc lockpin (25).
2. A classic case teaching display device of economics according to claim 1 wherein: the installation buckles (3) and the left side of the display frame (2) form an integrated structure, and the installation buckles (3) are symmetrically distributed around the center line of the display frame (2).
3. A classic case teaching display device of economics according to claim 1 wherein: the diameter of the outer surface of the fixing rod (5) is the same as that of the inner surface of the fixing half ring (22), and the main traction rod (10) penetrates through the interior of the main traction rod (10).
4. A classic case teaching display device of economics according to claim 1 wherein: connect carousel (6) and constitute through spring rope (8) and rotating pin (7) and rotate connection structure, and constitute between rotating pin (7) and fixed pin (9) and rotate extending structure.
5. A classic case teaching display device of economics according to claim 1 wherein: the buffer claw (18) and the fixing buckle (16) form a telescopic structure through the elastic rope (17), and the inner surface of the buffer claw (18) and the outer surface of the magnet (19) form a fixed connection structure.
6. A classic case teaching display device of economics according to claim 1 wherein: and a shaft connecting structure is formed among the arc-shaped lock pins (25), the mounting groove (23) and the fixed semi-ring (22), and a rotating structure is formed among the arc-shaped lock pins (25) and the mounting base (20) through the rotating shaft (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023012399.5U CN213815174U (en) | 2020-12-15 | 2020-12-15 | Classical case teaching display device of economics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023012399.5U CN213815174U (en) | 2020-12-15 | 2020-12-15 | Classical case teaching display device of economics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213815174U true CN213815174U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023012399.5U Active CN213815174U (en) | 2020-12-15 | 2020-12-15 | Classical case teaching display device of economics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213815174U (en) |
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2020
- 2020-12-15 CN CN202023012399.5U patent/CN213815174U/en active Active
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