CN112735232A - Learning device is used in international financial law and trade teaching - Google Patents
Learning device is used in international financial law and trade teaching Download PDFInfo
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- CN112735232A CN112735232A CN202110010827.0A CN202110010827A CN112735232A CN 112735232 A CN112735232 A CN 112735232A CN 202110010827 A CN202110010827 A CN 202110010827A CN 112735232 A CN112735232 A CN 112735232A
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 239000000428 dust Substances 0.000 claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/18—Book-keeping or economics
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B91/00—Feet for furniture in general
- A47B91/06—Gliders or the like
- A47B91/066—Swivel gliders
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/004—Repeatedly-usable boards or tablets for writing or drawing with illuminating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
- G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
- G09B1/04—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols
- G09B1/06—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols and being attachable to, or mounted on, the support
- G09B1/08—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a single symbol or a single combination of symbols and being attachable to, or mounted on, the support by means of magnets
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Economics (AREA)
- General Business, Economics & Management (AREA)
- Development Economics (AREA)
- Accounting & Taxation (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention provides a learning device for international financial law and trade teaching, which comprises an equipment box, wherein two sides of the bottom end in the equipment box are fixedly connected with first driving mechanisms, a lifting platform is fixedly connected between the two first driving mechanisms, the top end of the lifting platform is fixedly connected with a supporting column, the top end of the supporting column is fixedly connected with a supporting rod, two sides of the supporting column are respectively provided with a sliding groove, a lifting plate is respectively and slidably connected in the two sliding grooves, two sides of the top end of the lifting platform and the back surface of the lifting plate are respectively and fixedly connected with second driving mechanisms, two front surfaces of the lifting plate are respectively and fixedly connected with adjusting mechanisms, two front surfaces of the adjusting mechanisms are respectively and fixedly connected with writing plates, the bottom ends of the two writing plates are respectively and fixedly connected with dust collecting mechanisms, the heights of the writing plates are convenient to adjust through the first driving mechanisms and the, is suitable for the teachers with different heights to use.
Description
Technical Field
The invention relates to the technical field of teaching aids, in particular to a learning device for teaching of international financial laws and trade.
Background
The international financial law is the sum of international and domestic laws and regulations, public laws and regulations and private laws regulating the international monetary and financial relationship, is an important component of the international economic law, and with the rapid development of the global economy, the learning of the international financial law and the trade is more important, the teaching process usually needs to compare and explain the two and display corresponding data, the existing teaching and learning device usually only has one writing board, when an explanation teacher explains the things of two subjects mixed on one writing board, often, students can not hold the key points, and the prior teaching and learning device can not perfectly adapt to teachers with various heights, thereby influence teaching efficiency, simultaneously at the unable regulation of the angle of teaching in-process clipboard, influence student's learning efficiency, the dust that the teacher produced at teaching in-process plate book is not convenient for clear up moreover.
Disclosure of Invention
The invention aims to provide a learning device for international financial law and trade teaching, which aims to solve the problems that the learning device for the international financial law and the trade teaching in the prior art often only has one writing board and cannot be suitable for teachers with different heights, and meanwhile, the angle of the writing board cannot be adjusted, so that the teaching efficiency is influenced and dust generated by writing on the board is inconvenient to clean.
In order to achieve the purpose, the invention provides the following technical scheme: a learning device for international financial law and trade teaching comprises an equipment box, wherein two sides of the bottom end inside the equipment box are fixedly connected with first driving mechanisms, two lifting tables are fixedly connected between the first driving mechanisms and are in sliding connection with the equipment box, the top ends of the lifting tables are fixedly connected with supporting columns, the top ends of the supporting columns are fixedly connected with supporting rods, two sides of each supporting column are provided with sliding grooves, lifting plates are respectively and slidably connected in the two sliding grooves, two sides of the top end of each lifting table are positioned on the back surfaces of the lifting plates and are fixedly connected with second driving mechanisms, the two second driving mechanisms are respectively and fixedly connected with the lifting plates arranged on the front surfaces, the front surfaces of the two lifting plates are respectively and fixedly connected with adjusting mechanisms, the front surfaces of the two adjusting mechanisms are respectively and fixedly connected with writing boards, and the bottom ends of the two writing boards are, the front of the equipment box is fixedly connected with a connecting frame, and the top end of the connecting frame is fixedly connected with a switch panel.
In order to make the height of the lifting platform adjustable, thereby being suitable for teachers with different heights to use, the invention adopts a preferable scheme that: first actuating mechanism includes fixed connection in the inside top of equipment box and the equal fixedly connected with bearing frame in bottom, rotates between two bearing frames to be connected with first lead screw, first lead screw rotates with first screw-nut to be connected, the first conical gear of bottom fixedly connected with of first lead screw, first conical gear is connected with second conical gear meshing, second conical gear and first driving motor's output shaft fixed connection, first driving motor bottom and the inside bottom fixed connection of equipment box, first screw-nut and elevating platform lateral wall fixed connection.
In order to make the height of the lifting plate adjustable, as a preferred solution of the invention: the second driving mechanism comprises a second driving motor fixedly connected to the top end of the lifting platform, an output shaft of the second driving motor is fixedly connected with the bottom end of a second lead screw, a rotating seat is fixedly connected to the side wall of the back of the supporting rod, the top end of the second lead screw is rotatably connected with the rotating seat, the second lead screw is rotatably connected with a second lead screw nut, and the second lead screw nut is fixedly connected with the side wall of the back of the lifting plate.
In order to facilitate the adjustment of the angle of the writing board, as a preferred scheme of the invention: adjustment mechanism includes dead lever and third driving motor, the dead lever is positive in the lifter plate with the equal fixed connection of third driving motor, the dead lever corresponds the setting from top to bottom with third driving motor, the dead lever rotates with first rotation fixing base to be connected, third driving motor's output shaft and the one end threaded connection of threaded rod, the outside threaded connection of threaded rod has the sleeve pipe, sheathed tube one end rotates the fixing base with the second and rotates to be connected, first rotation fixing base rotates the fixing base with the second respectively with clipboard back fixed connection.
In order to clean chalk dust generated by blackboard writing in the teaching process, the invention is a preferable scheme that: dust collection mechanism includes the collecting vat through screw and clipboard bottom fixed connection, clipboard back bottom both sides all are through motor support fixedly connected with fourth driving motor, two fourth driving motor's output shaft all runs through the clipboard and the driving roller fixed connection of conveyer belt, the opening has been seted up to one side of collecting vat, opening part bottom fixed connection collects the box.
In order to accommodate the teaching aid, a preferable embodiment of the present invention is: the positive bottom fixedly connected with receiver of support column.
In order to supplement light to the writing board, the invention is preferably as follows: the LED writing board is characterized in that a lamp holder is fixedly connected to the middle of the top end of the writing board, a snake-shaped hose is fixedly connected to the top end of the lamp holder, a lamp holder is fixedly connected to one end of the snake-shaped hose, and the lamp holder is in threaded connection with the LED lamp.
In order to make the device easy to move, as a preferred solution of the invention: four corners of the bottom of the equipment box are rotatably connected with universal wheels with a braking function.
In order to facilitate the fixing of forms such as charts on a writing board, as a preferred embodiment of the present invention: the writing board is characterized in that the surface of the writing board is made of iron, and a plurality of magnet fixing blocks are magnetically attracted to the front surface of the writing board.
In order to make the device work normally, as a preferred scheme of the invention: the LED lamp, the first driving motor, the second driving motor, the third driving motor and the fourth driving motor are respectively electrically connected with the external power supply through the LED lamp control switch, the first driving motor control switch, the second driving motor control switch, the third driving motor control switch and the fourth driving motor control switch on the switch panel.
Compared with the prior art, the learning device for the international financial law and trade teaching provided by the invention has the following beneficial effects:
1) through the arrangement of the first driving mechanism and the second driving mechanism, the first driving motor rotates to drive the second bevel gear to rotate, the second bevel gear drives the first screw rod to rotate, so that the first screw rod drives the lifting platform to slide and lift from the equipment box, the second driving motor rotates to drive the second screw rod to rotate, the second screw rod nut drives the lifting plate to slide and lift in the sliding groove, and then the writing board is lifted, and the lifting platform and the lifting plate lift to enable the height of the writing board to be suitable for teachers with different heights to use, so that the device is convenient for teachers with different heights to use;
2) through the adjusting mechanism, the third driving motor rotates to drive the threaded rod to rotate, so that the sleeve in threaded connection with the threaded rod advances along the direction of the threaded rod, the angle of the writing board is convenient to adjust, and the learning efficiency of students is improved;
3) through the dust collection mechanism who is equipped with, the teacher falls into the collecting vat along the clipboard at the chalk dust that blackboard writing in-process produced, and the dust that falls into in with the collecting vat through fourth driving motor drives the conveyer belt and carries to collecting in the collection box.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a side schematic view of the present invention;
FIG. 4 is a schematic cross-sectional view of an equipment cabinet according to the present invention;
FIG. 5 is a schematic cross-sectional view of an adjustment mechanism of the present invention;
fig. 6 is a schematic structural view of a dust collecting mechanism according to the present invention.
In the figure: 1. an equipment box; 2. a first drive mechanism; 21. a bearing seat; 22. a first lead screw; 23. a first lead screw nut; 24. a first bevel gear; 25. a second bevel gear; 26. a first drive motor; 3. a lifting platform; 4. a support pillar; 5. a support bar; 6. a lifting plate; 7. a second drive mechanism; 71. a second drive motor; 72. a second lead screw; 73. a second feed screw nut; 74. a rotating seat; 8. an adjustment mechanism; 81. a first rotating holder; 82. a third drive motor; 83. fixing the rod; 84. a threaded rod; 85. a sleeve; 86. a second rotary fixing seat; 9. a writing board; 10. a dust collection mechanism; 101. collecting tank; 102. a fourth drive motor; 103. a conveyor belt; 104. an opening; 105. a collection box; 11. a storage box; 12. a lamp socket; 13. a serpentine hose; 14. an LED lamp; 15. a universal wheel; 16. a magnet fixing block; 17. a switch panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-6, the present invention provides the following technical solutions: a learning device for international financial law and trade teaching comprises an equipment box 1, wherein two sides of the bottom end inside the equipment box 1 are fixedly connected with first driving mechanisms 2, a lifting platform 3 is fixedly connected between the two first driving mechanisms 2, the lifting platform 3 is in sliding connection with the equipment box 1, the top end of the lifting platform 3 is fixedly connected with a support column 4, the top end of the support column 4 is fixedly connected with a support rod 5, two sides of the support column 4 are respectively provided with a sliding groove, a lifting plate 6 is respectively and slidably connected in the two sliding grooves, two sides of the top end of the lifting platform 3 and the back surface of the lifting plate 6 are respectively and fixedly connected with second driving mechanisms 7, the two second driving mechanisms 7 are respectively and fixedly connected with the lifting plate 6 arranged on the front surface, the front surfaces of the two lifting plates 6 are respectively and fixedly connected with adjusting mechanisms 8, the front surfaces of the two adjusting mechanisms 8 are respectively and fixedly, the front of the equipment box 1 is fixedly connected with a connecting frame, and the top end of the connecting frame is fixedly connected with a switch panel 17.
In this embodiment: the first driving mechanism 2 comprises bearing seats 21 fixedly connected to the top end and the bottom end inside the equipment box 1, a first screw rod 22 is rotatably connected between the two bearing seats 21, the first screw rod 22 is rotatably connected with a first screw rod nut 23, the bottom of the first screw rod 22 is fixedly connected with a first bevel gear 24, the first bevel gear 24 is meshed with a second bevel gear 25, the second bevel gear 25 is fixedly connected with an output shaft of a first driving motor 26, the bottom end of the first driving motor 26 is fixedly connected with the bottom end inside the equipment box 1, the first screw rod nut 23 is fixedly connected with the side wall of the lifting platform 3, the first driving motor 26 works to drive the second bevel gear 25 to rotate, the first bevel gear 24 engaged with the second bevel gear 25 is rotated, and the first bevel gear 24 drives the first lead screw 22 to rotate, so that the first lead screw nut 23 drives the lifting platform 3 to slide and lift in the equipment box 1.
In this embodiment: the second driving mechanism 7 comprises a second driving motor 71 fixedly connected to the top end of the lifting table 3, an output shaft of the second driving motor 71 is fixedly connected to the bottom end of a second lead screw 72, a rotating seat 74 is fixedly connected to the back side wall of the supporting rod 5, the top end of the second lead screw 72 is rotatably connected to the rotating seat 74, the second lead screw 72 is rotatably connected to a second lead screw nut 73, the second lead screw nut 73 is fixedly connected to the back side wall of the lifting plate 6, the second driving motor 71 rotates the second lead screw 72, then the second lead screw nut 73 is lifted along the direction of the second lead screw 72, and the second lead screw nut 73 drives the lifting plate 6 to slide along the sliding groove.
In this embodiment: adjustment mechanism 8 includes dead lever 83 and third driving motor 82, dead lever 83 and the equal fixed connection in lifter plate 6 of third driving motor 82 are positive, dead lever 83 corresponds the setting from top to bottom with third driving motor 82, dead lever 83 rotates with first rotation fixing base 81 and is connected, the output shaft of third driving motor 82 and the one end threaded connection of threaded rod 84, the outside threaded connection of threaded rod 84 has sleeve pipe 85, sleeve pipe 85's one end rotates fixing base 86 with the second and rotates and be connected, first rotation fixing base 81 rotates fixing base 86 respectively with the back fixed connection of clipboard 9 with the second, third driving motor 82 rotates and drives threaded rod 84 and rotate, thereby make sleeve pipe 85 remove along the direction of threaded rod 84, and then make the angle of clipboard 9 be convenient for adjust.
In this embodiment: dust collection mechanism 10 includes the collecting vat 101 through screw and 9 bottom fixed connection of clipboard, clipboard 9 back bottom both sides all are through motor support fixedly connected with fourth drive motor 102, the driving roller fixed connection of clipboard 9 and conveyer belt 103 is all run through to the output shaft of two fourth drive motor 102, opening 104 has been seted up to one side of collecting vat 101, opening 104 department bottom fixed connection has collects box 105, the dust that the blackboard writing produced falls into collecting vat 101 along clipboard 9 in the teacher teaching in-process, then drive conveyer belt 103 through fourth drive motor 102 and carry the chalk dust to collect box 105 in concentrate.
In this embodiment: the positive bottom fixedly connected with receiver 11 of support column 4 is accomodate teaching aid through receiver 11.
In this embodiment: 9 top middle parts fixedly connected with lamp stands 12 of clipboard, 12 top fixedly connected with snakelike hose 13 of lamp stand, the one end fixedly connected with lamp holder of snakelike hose 13, 14 threaded connection of lamp holder and LED lamp, the teacher can be through adjusting snakelike hose 13 to make LED lamp 14 carry out the light filling to clipboard 9, make the student can be better see the content on the clipboard 9 clearly, improve teaching efficiency.
In this embodiment: four corners in equipment box 1 bottom all rotate and are connected with universal wheel 15 that has brake function, make the device be convenient for remove through the universal wheel 15 that is equipped with.
In this embodiment: the surface material of clipboard 9 is iron, and clipboard 9 openly magnetism has inhaled a plurality of magnet fixed blocks 16, and the teacher of explaining needs to place show form etc. and carry out the exhibition teaching on clipboard 9 in the time of studying, only needs can fix the show form on clipboard 9 through the magnetic attraction between magnet fixed block 16 and the clipboard 9.
In this embodiment: the LED lamp 14, the first driving motor 26, the second driving motor 71, the third driving motor 82 and the fourth driving motor 102 are electrically connected to the external power supply through the LED lamp control switch, the first driving motor control switch, the second driving motor control switch, the third driving motor control switch and the fourth driving motor control switch on the switch panel 17, respectively, and the corresponding electrical devices are controlled through the control switches on the switch panel 17.
The working principle is as follows: the teacher opens the first driving motor control switch on the switch panel 17 to control the first driving motor 26 to rotate forward, so that the second bevel gear 25 drives the first bevel gear 24 to rotate, the first bevel gear 24 drives the first lead screw 22 to rotate, so that the first lead screw nut 23 drives the lifting platform 3 to slide and lift from the equipment box 1, then the teacher opens the second driving motor control switch on the switch panel 17 to control the second driving motor 71 to rotate forward, so that the second lead screw nut 73 drives the lifting plate 6 to slide and lift in the sliding groove along the direction of the second lead screw 72, so that the height of the writing plate 9 is suitable for the teacher with different heights to use, the teacher opens the third driving motor control switch on the switch panel 17, so that the third driving motor 82 rotates to drive the threaded rod 84 to rotate, so that the sleeve 85 moves along the direction of the threaded rod 84, the first rotating fixing seat 81 and the second rotating fixing seat 86 are enabled to rotate, so that the inclination angle of the writing board 9 is adjusted, and then the angle of the writing board 9 is convenient to adjust, so that students can better observe the content on the writing board 9, the teaching efficiency of international financial law and trade is improved, through the two writing boards 9, a teacher can write corresponding teaching content on different writing boards 9, so that students can easily catch a teaching focus, the learning efficiency of students is improved, when the teacher writes on the writing board 9 for writing on the writing board, dust generated by chalks can fall into the collecting groove 101 along the writing board 9, then the teacher can open a fourth driving motor control switch on the switch panel 17, so that the fourth motor 102 rotates to drive the conveying belt 103 to start conveying dust falling from the top end, the chalk dust enters the collecting box 105 through the opening 104 to be collected in a centralized manner, make the chalk dust clearance of being convenient for more, when light condition is not good in the teacher, the teacher of explaining can open LED lamp control switch on flush mounting plate 17 for 14 normal work of LED lamp, then make 14 light supplements to clipboard 9 through adjusting snakelike hose 13, make the better content on the clipboard 9 of seeing clearly of student, thereby improve the quality of teaching.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an international financial law and learning device for trade teaching, includes equipment box (1), its characterized in that: the device comprises an equipment box (1), wherein two sides of the bottom end inside the equipment box (1) are fixedly connected with first driving mechanisms (2), a lifting table (3) is fixedly connected between the two first driving mechanisms (2), the lifting table (3) is connected with the equipment box (1) in a sliding manner, the top end of the lifting table (3) is fixedly connected with a supporting column (4), the top end of the supporting column (4) is fixedly connected with a supporting rod (5), two sides of the supporting column (4) are respectively provided with a sliding groove, a lifting plate (6) is connected in the two sliding grooves in a sliding manner, two sides of the top end of the lifting table (3) are positioned on the back surface of the lifting plate (6) and are respectively fixedly connected with second driving mechanisms (7), the two second driving mechanisms (7) are respectively and fixedly connected with the lifting plate (6) arranged on the front surface, the two lifting plates (6) are respectively and fixedly connected with adjusting mechanisms (8), and, two equal fixedly connected with dust collection mechanism (10) in clipboard (9) bottom, the positive fixedly connected with link of equipment box (1), link top end fixedly connected with flush mounting plate of switch (17).
2. The learning device for international financial law and trade teaching according to claim 1, wherein: first actuating mechanism (2) include fixed connection in the equal fixedly connected with bearing frame (21) in inside top of equipment box (1) and bottom, rotate between two bearing frames (21) and be connected with first lead screw (22), first lead screw (22) rotate with first screw-nut (23) and be connected, the first conical gear (24) of bottom fixedly connected with of first lead screw (22), first conical gear (24) are connected with second conical gear (25) meshing, the output shaft fixed connection of second conical gear (25) and first driving motor (26), first driving motor (26) bottom and the inside bottom fixed connection of equipment box (1), first screw-nut (23) and elevating platform (3) lateral wall fixed connection.
3. The learning device for international financial law and trade teaching according to claim 2, wherein: the second driving mechanism (7) comprises a second driving motor (71) fixedly connected to the top end of the lifting platform (3), an output shaft of the second driving motor (71) is fixedly connected with the bottom end of a second lead screw (72), a rotating seat (74) is fixedly connected to the back side wall of the supporting rod (5), the top end of the second lead screw (72) is rotatably connected with the rotating seat (74), the second lead screw (72) is rotatably connected with a second lead screw nut (73), and the second lead screw nut (73) is fixedly connected with the back side wall of the lifting plate (6).
4. The learning device for international financial law and trade teaching according to claim 3, wherein: adjustment mechanism (8) include dead lever (83) and third driving motor (82), dead lever (83) and the equal fixed connection in lifter plate (6) of third driving motor (82) are positive, correspond the setting from top to bottom with third driving motor (82) dead lever (83), dead lever (83) rotate fixing base (81) with the first and are connected, the output shaft of third driving motor (82) and the one end threaded connection of threaded rod (84), threaded rod (84) outside threaded connection has sleeve pipe (85), the one end and the second of sleeve pipe (85) rotate fixing base (86) and rotate and be connected, first rotation fixing base (81) rotate fixing base (86) with the second respectively with clipboard (9) back fixed connection.
5. The learning device for international financial law and trade teaching according to claim 4, wherein: dust collection mechanism (10) include collecting vat (101) through screw and clipboard (9) bottom fixed connection, clipboard (9) back bottom both sides all are through motor support fixedly connected with fourth driving motor (102), two the output shaft of fourth driving motor (102) all runs through clipboard (9) and conveyer belt (103) drive roll fixed connection, opening (104) have been seted up to one side of collecting vat (101), opening (104) department bottom fixed connection has collects box (105).
6. The learning device for international financial law and trade teaching according to claim 1, wherein: the front bottom of the support column (4) is fixedly connected with a storage box (11).
7. The learning device for international financial law and trade teaching according to claim 5, wherein: the LED writing board is characterized in that a lamp holder (12) is fixedly connected to the middle of the top end of the writing board (9), a snake-shaped hose (13) is fixedly connected to the top end of the lamp holder (12), a lamp holder is fixedly connected to one end of the snake-shaped hose (13), and the lamp holder is in threaded connection with an LED lamp (14).
8. The learning device for international financial law and trade teaching according to claim 1, wherein: four corners of the bottom end of the equipment box (1) are rotatably connected with universal wheels (15) with a braking function.
9. The learning device for international financial law and trade teaching according to claim 1, wherein: the surface of the writing board (9) is made of iron, and a plurality of magnet fixing blocks (16) are magnetically attracted to the front surface of the writing board (9).
10. The learning device for international financial law and trade teaching according to claim 7, wherein: the LED lamp (14), the first driving motor (26), the second driving motor (71), the third driving motor (82) and the fourth driving motor (102) are respectively electrically connected with an external power supply through an LED lamp control switch, a first driving motor control switch, a second driving motor control switch, a third driving motor control switch and a fourth driving motor control switch on a switch panel (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010827.0A CN112735232A (en) | 2021-01-06 | 2021-01-06 | Learning device is used in international financial law and trade teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110010827.0A CN112735232A (en) | 2021-01-06 | 2021-01-06 | Learning device is used in international financial law and trade teaching |
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| Publication Number | Publication Date |
|---|---|
| CN112735232A true CN112735232A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110010827.0A Pending CN112735232A (en) | 2021-01-06 | 2021-01-06 | Learning device is used in international financial law and trade teaching |
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| CN (1) | CN112735232A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953811A (en) * | 2022-06-18 | 2022-08-30 | 吉林省经济管理干部学院(吉林经济职业技术学院、吉林省电子信息技师学院、北方企业管理培训中心、吉林省农业干部培训中心) | Multimode teaching device of english teaching |
Citations (9)
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| CN114953811B (en) * | 2022-06-18 | 2024-03-22 | 吉林省经济管理干部学院(吉林经济职业技术学院、吉林省电子信息技师学院、北方企业管理培训中心、吉林省农业干部培训中心) | Multimode teaching device for English teaching |
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Application publication date: 20210430 |