CN213958338U - Teaching device for economic law teaching - Google Patents
Teaching device for economic law teaching Download PDFInfo
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- CN213958338U CN213958338U CN202120093593.6U CN202120093593U CN213958338U CN 213958338 U CN213958338 U CN 213958338U CN 202120093593 U CN202120093593 U CN 202120093593U CN 213958338 U CN213958338 U CN 213958338U
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- fixedly connected
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- sleeve
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Abstract
The utility model relates to a teaching technical field just discloses a teaching device that economic law teaching was used, the on-line screen storage device comprises a base, the middle part fixedly connected with sleeve of base upper surface, the positive left and right sides of sleeve all is provided with positioning bolt, it has the regulating plate to peg graft at the middle part of sleeve upper surface, the positive bottom fixedly connected with of regulating plate adjusts the post. This teaching device of economic law teaching usefulness, it rotates to drive the transmission shaft through driving motor, make the transmission shaft drive gear and rotate, drive gear drives the pinion rack and carries out lateral shifting, the pinion rack drives the mount pad that is located the inboard through the connecting plate and carries out lateral shifting, the mount pad that is located the inboard drives the subplate through even board and the mount pad that is located the outside and folds and expand, realized the folding and the expansion to teaching device, user's use has been made things convenient for, the volume of teaching device has been reduced, made things convenient for the user to place teaching device.
Description
Technical Field
The utility model relates to a teaching technical field specifically is a teaching device of economic law teaching usefulness.
Background
The economic law is generated in 20 th generation Germany, the economic law is a law subject for researching the economic law and the development rule thereof, the economic law takes the economic law and the development rule thereof as research objects, the status of the economic law refers to the position of the economic law in a law system, a teaching device is required in the teaching of the economic law, but the teaching device in the prior art has large volume and no folding function, occupies large space when not used, has poor flexibility and is inconvenient for a user to use.
For example, chinese patent publication nos.: an economic law teaching device provided in CN211294386U, which is basically described as follows: the utility model has the advantages that the bidirectional screw rod and the bolt are arranged on the teaching board main body, the bolt moves when the screw rod rotates, the teaching board can be folded and unfolded, the first steel column main body and the second steel column main body are arranged on the base, and the folded display board of the display board is fixed, so that the display board can be more space-saving when not in use; however, the utility model discloses a need artifical manual operation when using, degree of automation is lower, and the operation is got up comparatively trouble, and the person of not being convenient for uses the teaching device.
Therefore, the inventor provides a teaching device for teaching economic laws with the experience of design development and actual manufacturing abundant in the related industry for many years, and aims to improve the existing structure and deficiency, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a teaching device of economic law teaching usefulness has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a teaching device for teaching of economic law comprises a base, wherein a sleeve is fixedly connected to the middle of the upper surface of the base, positioning bolts are arranged on the left side and the right side of the front surface of the sleeve, an adjusting plate is inserted into the middle of the upper surface of the sleeve, an adjusting column is fixedly connected to the bottom of the front surface of the adjusting plate, an adjusting handle is fixedly connected to the middle of the front surface of the adjusting column, a main plate is fixedly connected to the upper surface of the adjusting plate, auxiliary plates are arranged on the left side and the right side of the main plate, a supporting column is fixedly connected to the middle of the lower surface of the auxiliary plate, a fixing lug is fixedly connected to the bottom of the outer surface of the supporting column, a fixing bolt is arranged on the inner side of the upper surface of the fixing lug, a supporting lug is fixedly connected to the inner side of the upper surface of the auxiliary plate, a moving rod is inserted into the middle of the outer side surface of the supporting lug, and a holding block is fixedly connected to the outer end of the moving rod, the inner end of the moving rod is fixedly connected with a clamping block, the outer side of the outer surface of the moving rod is sleeved with a return spring, the left side and the right side of the upper surface of the main plate are fixedly connected with clamping seats, the top and the bottom of the front of the main plate and the auxiliary plate are respectively provided with a mounting seat, the top and the bottom of the front of the mounting seat are respectively fixedly connected with a mounting plate, the front side of the inner side surface of the mounting plate is provided with a mounting column, the middle part of the outer surface of the mounting column is sleeved with a mounting sleeve, the middle part of the outer surface of the mounting sleeve is fixedly connected with a connecting plate, the middle part of the inner side surface of the mounting seat positioned at the inner side is fixedly connected with a connecting plate, the middle part of the right side surface of the connecting plate at the left side and the middle part of the front surface of the connecting plate at the right side are respectively fixedly connected with a supporting plate, the front part and the bottom of the inner side surface of the main plate are respectively fixedly connected with a supporting plate, and a transmission shaft is rotatably connected with the front side of the supporting plate, the transmission gear is sleeved in the middle of the outer surface of the transmission shaft, the driving motor is arranged on the front side of the upper surface of the supporting plate located at the top, and the output end of the driving motor penetrates through the upper surface of the supporting plate located at the top and is fixedly connected with the top end of the transmission shaft.
Preferably, the middle part of the front surface of the sleeve is provided with a through groove, and the width of the through groove is matched with the diameter of the adjusting column.
Preferably, the outer surface of the handle of the adjusting handle is provided with a wrapping layer, and the outer surface of the wrapping layer is provided with anti-skid grains.
Preferably, the left side and the right side of the upper surface of the base are both provided with positioning slots, and the inner diameters of the positioning slots are matched with the outer diameters of the fixing bolts.
Preferably, T-shaped sliding grooves are formed in the left side and the right side of the front face of the main board, and a T-shaped sliding block is fixedly connected to the middle of the back face of the mounting seat on the inner side.
Preferably, the middle part of the outer side surface of the clamping seat is provided with a clamping groove, and the width of the clamping groove is matched with the width of the clamping block.
(III) advantageous effects
Compared with the prior art, the utility model provides a teaching device of economic law teaching usefulness possesses following beneficial effect:
1. this teaching device of economic law teaching usefulness, it rotates to drive the transmission shaft through driving motor, make the transmission shaft drive gear and rotate, drive gear drives the pinion rack and carries out lateral shifting, the pinion rack drives the mount pad that is located the inboard through the connecting plate and carries out lateral shifting, the mount pad that is located the inboard drives the subplate through even board and the mount pad that is located the outside and folds and expand, realized the folding and the expansion to teaching device, user's use has been made things convenient for, the volume of teaching device has been reduced, made things convenient for the user to place teaching device.
2. This teaching device of economic law teaching usefulness, the user adjusts the regulating plate in the inside position of sleeve through adjusting the handle and adjusting the post, make the regulating plate drive mainboard and subplate and go up and down, realized the regulation to mainboard and subplate show height, make the user can adjust the show height of mainboard and subplate according to the user demand, made things convenient for the use of user to the teaching device, make the teaching device can be applicable to the user of different heights, the application range of teaching device has been increased.
3. This teaching device of economic law teaching usefulness carries out the joint through joint piece and joint seat and fixes, has guaranteed the stability after the subplate expandes, has improved the holistic stability of teaching device, has ensured user's life safety, has made things convenient for user's use, uses through the cooperation between support column, fixed ear and the gim peg, has realized that the support when folding to the subplate is stable, has guaranteed the stability when teaching device is folding.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 4 is an enlarged schematic view of the structure at the position B of the present invention.
In the figure: 1. a base; 2. a sleeve; 3. positioning the bolt; 4. an adjusting plate; 5. an adjustment column; 6. adjusting the grip; 7. a main board; 8. a sub-board; 9. a support pillar; 10. fixing the ear; 11. a fixing bolt; 12. a support ear; 13. a travel bar; 14. a holding block; 15. a clamping block; 16. a return spring; 17. a clamping seat; 18. a mounting seat; 19. mounting a plate; 20. mounting a column; 21. installing a sleeve; 22. connecting plates; 23. a connecting plate; 24. a toothed plate; 25. a support plate; 26. a drive shaft; 27. a transmission gear; 28. the motor is driven.
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: a teaching device for teaching of economic laws comprises a base 1, a sleeve 2 is fixedly connected to the middle of the upper surface of the base 1, positioning bolts 3 are arranged on the left side and the right side of the front surface of the sleeve 2, an adjusting plate 4 is inserted into the middle of the upper surface of the sleeve 2, an adjusting column 5 is fixedly connected to the bottom of the front surface of the adjusting plate 4, an adjusting handle 6 is fixedly connected to the middle of the front surface of the adjusting column 5, a user adjusts the position of the adjusting plate 4 in the sleeve 2 through the adjusting handle 6 and the adjusting column 5, the adjusting plate 4 drives a main plate 7 and an auxiliary plate 8 to lift, the display height of the main plate 7 and the auxiliary plate 8 is adjusted, the display height of the main plate 7 and the display height of the auxiliary plate 8 can be adjusted according to the use requirement of the user, the use of the teaching device is convenient, the teaching device can be suitable for users with different heights, and the use range of the teaching device is enlarged, the upper surface of the adjusting plate 4 is fixedly connected with a main plate 7, the left side and the right side of the main plate 7 are respectively provided with an auxiliary plate 8, the middle part of the lower surface of the auxiliary plate 8 is fixedly connected with a supporting column 9, the bottom of the outer surface of the supporting column 9 is fixedly connected with a fixing lug 10, the inner side of the upper surface of the fixing lug 10 is provided with a fixing bolt 11, the supporting column 9, the fixing lug 10 and the fixing bolt 11 are matched for use, so that the stable supporting of the auxiliary plate 8 during folding is realized, the stability of the teaching device during folding is ensured, the inner side of the upper surface of the auxiliary plate 8 is fixedly connected with a supporting lug 12, the middle part of the outer side surface of the supporting lug 12 is inserted with a moving rod 13, the outer end of the moving rod 13 is fixedly connected with a holding block 14, the inner end of the moving rod 13 is fixedly connected with a clamping block 15, the outer side of the outer surface of the moving rod 13 is sleeved with a return spring 16, the left side and the right side of the upper surface of the main plate 7 are both fixedly connected with clamping seats 17, and clamped and fixed through the clamping block 15 and the clamping seats 17, the stability of the unfolded auxiliary plate 8 is ensured, the integral stability of the teaching device is improved, the life safety of a user is ensured, and the use of the user is facilitated, the mounting seats 18 are respectively arranged at the top and the bottom of the front surfaces of the main plate 7 and the auxiliary plate 8, the mounting plates 19 are respectively and fixedly connected with the top and the bottom of the front surfaces of the mounting seats 18, the mounting columns 20 are arranged at the front sides of the inner side surfaces of the mounting plates 19, the mounting sleeves 21 are sleeved at the middle parts of the outer surfaces of the mounting columns 20, the connecting plates 22 are fixedly connected with the middle parts of the outer surfaces of the mounting sleeves 21, the connecting plates 23 are fixedly connected with the middle parts of the inner side surfaces of the mounting seats 18 at the inner sides, the toothed plates 24 are respectively and fixedly connected with the middle parts of the right side surfaces of the connecting plates 23 at the left side and the front parts of the connecting plates 23 at the right side, the supporting plates 25 are respectively and fixedly connected with the supporting plates 25 at the top and the bottom of the front sides of the supporting plates 25, the transmission gear 27 is sleeved in the middle of the outer surface of the transmission shaft 26, the driving motor 28 is arranged on the front side of the upper surface of the supporting plate 25 positioned at the top, the model number of the driving motor 28 is Y80M1-2, drive transmission shaft 26 through driving motor 28 and rotate, make transmission shaft 26 drive transmission gear 27 and rotate, transmission gear 27 drives pinion rack 24 and carries out lateral shifting, pinion rack 24 drives through connecting plate 23 and is located inboard mount pad 18 and carries out lateral shifting, mount pad 18 that is located inboard drives subplate 8 through even board 22 and the mount pad 18 that is located the outside and folds and expand, realized the folding and the expansion to the teaching device, user's use has been made things convenient for, the volume of teaching device has been reduced, made things convenient for the user to place the teaching device, driving motor 28's output pass the upper surface of the backup pad 25 that is located the top and with the top fixed connection of transmission shaft 26.
The utility model discloses a realize the regulation to regulating plate 4 at 2 inside positions of sleeve, consequently seted up logical groove at the positive middle part of sleeve 2, the width that leads to the groove and the diameter looks adaptation of adjusting post 5 when adjusting regulating plate 4 at 2 inside positions of sleeve, adjust post 5 and remove in the inside that leads to the groove, adjust post 5 and drive regulating plate 4 and remove in sleeve 2's inside, realized the regulation to regulating plate 4 at 2 inside positions of sleeve.
The utility model discloses for the convenience of the user highly adjust mainboard 7 and subplate 8, consequently the surface of adjusting handle 6 handle department is provided with the parcel layer, and the surface of parcel layer is provided with anti-skidding line, and the parcel layer has increased the frictional force between user's palm and the 6 handle departments of regulation handle, has reduced the probability that the phenomenon of taking off the hand appears, has made things convenient for the user to adjust mainboard 7 and subplate 8's height.
The utility model discloses a realize the fixed between base 1 and fixed ear 10, consequently all seted up positioning slot in the left and right sides of base 1 upper surface, positioning slot's internal diameter and the external diameter looks adaptation of gim peg 11, gim peg 11 inserts the inside of base 1 with fixed ear 10 through positioning slot, has realized fixing between base 1 and the fixed ear 10.
The utility model discloses a guarantee to be located the stability when inboard mount pad 18 removes, consequently T shape spout has all been seted up in the positive left and right sides of mainboard 7, be located the middle part fixedly connected with T shape slider at the 18 backs of inboard mount pad, be located inboard mount pad 18 when removing, T shape slider slides in the inside of T shape spout, T shape slider carries on spacingly to being located inboard mount pad 18, stability when having guaranteed the inboard mount pad 18 in position and removing.
The utility model discloses a realize fixed to the joint between joint piece 15 and the joint seat 17, consequently offered the joint groove at the middle part of joint seat 17 lateral surface, the width in joint groove and the width looks adaptation of joint piece 15, joint piece 15 carries out the joint with joint seat 17 through the joint groove and fixes, has realized that the joint between joint piece 15 and the joint seat 17 is fixed.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the device is used, a user adjusts the heights of the main board 7 and the auxiliary board 8 according to the use requirement, the user clockwise twists the positioning bolt 3 to disconnect the sleeve 2 from the adjusting board 4, after disconnection, the user adjusts the position of the adjusting board 4 inside the sleeve 2 through the adjusting post 5 and the adjusting handle 6, the adjusting board 4 drives the main board 7 and the auxiliary board 8 to lift, so as to adjust the heights of the main board 7 and the auxiliary board 8, after adjustment is completed, the user unfolds the auxiliary board 8, the driving motor 28 is started, the output end of the driving motor 28 rotates to drive the transmission shaft 26 to rotate, the transmission shaft 26 drives the transmission gear 27 to rotate, the transmission gear 27 drives the mounting seat 18 on the inner side to move towards the outer side through the connecting plate 23, the mounting seat 18 on the inner side drives the auxiliary board 8 to unfold through the connecting plate 22 and the mounting seat 18 on the outer side, realized the expansion to subplate 8, expand the back, the user carries out the joint with joint piece 15 and joint seat 17 and fixes, when needs are folded subplate 8, the user is through holding piece 14 outside pulling carriage release lever 13, carriage release lever 13 drives joint piece 15 and removes to the outside, it is fixed to cancel the joint between joint piece 15 and the joint seat 17, after the cancellation, start driving motor 28, driving motor 28's the rotatory transmission shaft 26 that drives of output rotates, transmission shaft 26 drives transmission gear 27 and rotates, transmission gear 27 drives pinion rack 24 and removes to the inboard, pinion rack 24 drives through connecting plate 23 and is located inboard mount pad 18 and removes to the inboard, mount pad 18 that is located inboard drives subplate 8 through even board 22 and the mount pad 18 that is located the outside and folds, realized folding to subplate 8.
In conclusion, this teaching device for teaching of economic law, drive transmission shaft 26 through driving motor 28 and rotate, make transmission shaft 26 drive gear 27 and rotate, drive gear 27 drives pinion rack 24 and carries out lateral shifting, pinion rack 24 drives through connecting plate 23 and is located inboard mount pad 18 and carries out lateral shifting, mount pad 18 that is located inboard drives subplate 8 through even board 22 and the mount pad 18 that is located the outside and folds and expand, realized folding and the expansion to the teaching device, user's use has been made things convenient for, the volume of teaching device has been reduced, made things convenient for the user to place the teaching device.
This teaching device of economic law teaching usefulness, the user adjusts 2 inside positions at the sleeve regulating plate 4 through adjusting handle 6 and regulation post 5, make regulating plate 4 drive mainboard 7 and subplate 8 and go up and down, realized the regulation to mainboard 7 and subplate 8 show height, make the user can adjust mainboard 7 and subplate 8's show height according to the user demand, made things convenient for the use of user to the teaching device, make the teaching device can be applicable to the user of different heights, the application range of teaching device has been increased.
This teaching device of economic law teaching usefulness carries out the joint through joint piece 15 and joint seat 17 and fixes, has guaranteed the stability after 8 expansion of subplates, has improved the holistic stability of teaching device, has ensured user's life safety, has made things convenient for user's use, uses through the cooperation between support column 9, fixed ear 10 and the gim peg 11, and it is stable to have realized the support when 8 folding subplates, has guaranteed the stability when teaching device is folding.
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 teaching device of economic law teaching usefulness, includes base (1), its characterized in that: the middle of the upper surface of the base (1) is fixedly connected with a sleeve (2), the left and right sides of the front surface of the sleeve (2) are respectively provided with a positioning bolt (3), the middle of the upper surface of the sleeve (2) is spliced with an adjusting plate (4), the bottom of the front surface of the adjusting plate (4) is fixedly connected with an adjusting column (5), the middle of the front surface of the adjusting column (5) is fixedly connected with an adjusting handle (6), the upper surface of the adjusting plate (4) is fixedly connected with a main plate (7), the left and right sides of the main plate (7) are respectively provided with an auxiliary plate (8), the middle of the lower surface of the auxiliary plate (8) is fixedly connected with a supporting column (9), the bottom of the outer surface of the supporting column (9) is fixedly connected with a fixing lug (10), the inner side of the upper surface of the fixing lug (10) is provided with a fixing bolt (11), the inner side of the upper surface of the auxiliary plate (8) is fixedly connected with a supporting lug (12), a moving rod (13) is inserted in the middle of the outer side surface of the supporting lug (12), a holding block (14) is fixedly connected to the outer end of the moving rod (13), a clamping block (15) is fixedly connected to the inner end of the moving rod (13), a return spring (16) is sleeved on the outer side of the outer surface of the moving rod (13), clamping seats (17) are fixedly connected to the left side and the right side of the upper surface of the main board (7), mounting seats (18) are arranged at the top and the bottom of the front surfaces of the main board (7) and the auxiliary board (8), mounting plates (19) are fixedly connected to the top and the bottom of the front surfaces of the mounting seats (18), mounting columns (20) are arranged on the front sides of the inner side surfaces of the mounting plates (19), mounting sleeves (21) are sleeved in the middle of the outer surfaces of the mounting columns (20), connecting plates (22) are fixedly connected to the middle of the outer surfaces of the mounting sleeves (21), and connecting plates (23) are fixedly connected to the middle of the inner side surfaces of the mounting seats (18) on the inner sides, the middle part that is located left connecting plate (23) right flank and the equal fixedly connected with pinion rack (24) in the positive middle part of connecting plate (23) that is located the right side, the positive top of mainboard (7) and the equal fixedly connected with backup pad (25) in bottom, the front side rotation of backup pad (25) medial surface is connected with transmission shaft (26), drive gear (27) have been cup jointed at the middle part of transmission shaft (26) surface, and the front side that is located backup pad (25) upper surface at top is provided with driving motor (28), the output of driving motor (28) pass the upper surface that is located backup pad (25) at top and with the top fixed connection of transmission shaft (26).
2. A teaching device for economic law teaching according to claim 1, wherein: the middle part of the front surface of the sleeve (2) is provided with a through groove, and the width of the through groove is matched with the diameter of the adjusting column (5).
3. A teaching device for economic law teaching according to claim 1, wherein: the outer surface of the handle of the adjusting grip (6) is provided with a wrapping layer, and the outer surface of the wrapping layer is provided with anti-skid grains.
4. A teaching device for economic law teaching according to claim 1, wherein: the left side and the right side of the upper surface of the base (1) are both provided with positioning slots, and the inner diameters of the positioning slots are matched with the outer diameters of the fixing bolts (11).
5. A teaching device for economic law teaching according to claim 1, wherein: t-shaped sliding grooves are formed in the left side and the right side of the front face of the main board (7), and a T-shaped sliding block is fixedly connected to the middle of the back face of the inner side mounting seat (18).
6. A teaching device for economic law teaching according to claim 1, wherein: the middle part of the outer side surface of the clamping seat (17) is provided with a clamping groove, and the width of the clamping groove is matched with the width of the clamping block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093593.6U CN213958338U (en) | 2021-01-14 | 2021-01-14 | Teaching device for economic law teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093593.6U CN213958338U (en) | 2021-01-14 | 2021-01-14 | Teaching device for economic law teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213958338U true CN213958338U (en) | 2021-08-13 |
Family
ID=77198853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120093593.6U Expired - Fee Related CN213958338U (en) | 2021-01-14 | 2021-01-14 | Teaching device for economic law teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213958338U (en) |
-
2021
- 2021-01-14 CN CN202120093593.6U patent/CN213958338U/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: 20210813 Termination date: 20220114 |