CN214226225U

CN214226225U - Historical improvement teaching aid

Info

Publication number: CN214226225U
Application number: CN202120150902.9U
Authority: CN
Inventors: 黄子成; 张旭; 刘井旺
Original assignee: Shandong Hanlin Teaching Equipment Co ltd
Current assignee: Shandong Hanlin Teaching Equipment Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-17
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a historical improvement teaching aid, including the base, the both sides of base are all fixed to be equipped with the extension board, and fixed two elevating gear that are equipped with between two extension boards, two elevating gear all include two spouts, two slides, screw thread seat, driving motor, threaded rod and panel, and two spouts of every one side are seted up respectively in one side of two extension boards, and the equal sliding connection of inner wall of four spouts has the slide, the beneficial effects of the utility model are that: two driving motor drive two threaded rods are controlled respectively through switch panel and are rotated, two threaded rods respectively through two screw thread seats and two slide sliding connection with one side, two slides with one side respectively with two spout sliding fit with one side down drive two slides with one side and slide respectively, two slides slide and drive two slides of opposite side respectively and slide, four slides drive two panel lifts respectively, make this teaching aid be convenient for go up and down, improved the ease for use of two panels.

Description

Historical improvement teaching aid

Technical Field

The utility model relates to a teaching aid, in particular to historical lifting teaching aid belongs to historical lifting technical field.

Background

The historical relic usually refers to cultural history, the teaching aid that current historical relic teaching generally used is mostly for lectern and show shelf, simple structure, the function is single, the high unable regulation of teaching aid, can't adjust according to mr's actual demand, use the lectern to mr and produced very big limitation, the efficiency that mr gave lessons has been influenced, thereby teacher's the progress of giving lessons has been reduced, current show shelf occupation space is great, it is very inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a historical improvement teaching aid to solve the current teaching aid height that proposes in the above-mentioned background art and can't adjust, carry the inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a history promotion teaching aid comprises a base, wherein support plates are fixedly arranged on two sides of the base, two lifting devices are fixedly arranged between the two support plates, each lifting device comprises two sliding grooves, two sliding plates, a threaded seat, a driving motor, a threaded rod and a display plate, the two sliding grooves on each side are respectively arranged on one side of the two support plates, the inner walls of the four sliding grooves are respectively connected with the sliding plates in a sliding manner, the inner wall of one side of each sliding plate on the same side is respectively and fixedly provided with the threaded seat, the inner wall of the top of one sliding groove on each side is respectively and fixedly provided with the driving motor, the transmission shafts of the two driving motors are respectively and fixedly connected with the threaded rods, the bottoms of the two threaded rods are respectively in threaded connection with the two threaded seats, the display plate is fixedly arranged between the two sliding plates on each side, and noise reduction devices are fixedly arranged on the back surfaces of the two support plates, noise reduction device includes noise reduction board, a plurality of sound insulation groove and a plurality of copper sheet, the fixed setting of noise reduction board is two the back of extension board, a plurality of sound insulation groove has been seted up in noise reduction board's front, and the middle part in a plurality of sound insulation groove all is fixed is equipped with the copper sheet, two the fixed roof that is equipped with in top between the extension board, the battery jar has been seted up to one side of roof, the inside block of battery jar is equipped with the battery, the piece is inhaled to first magnetism and the second magnetism that is equipped with respectively to the positive inner wall of roof and the inner wall at the back, two the piece is inhaled to the top of panel all fixed third magnetism and the piece is inhaled to the fourth magnetism, first magnetism is inhaled the piece and the piece is inhaled the piece with the third magnetism respectively with the fourth magnetism and is inhaled the piece and establish to the magnetic piece for the opposite sex magnetic path.

As a preferred technical scheme of the utility model, the four corners of base bottom is all fixed and is equipped with the support, four the inner wall of support one side all is equipped with the bearing, four one side of bearing is all fixed and is equipped with the bull stick, four the middle part of bull stick is all fixed and is equipped with the truckle.

As an optimized technical scheme of the utility model, a plurality of one side in sound insulation groove is all fixed and is equipped with the filter screen.

As an optimal technical scheme of the utility model, two the top of panel is all fixed and is equipped with the couple.

As an optimized technical scheme of the utility model, one side of battery jar articulates there is sealed lid.

As an optimal technical scheme of the utility model, the fixed flush mounting plate that is equipped with of opposite side of roof, flush mounting plate's surface is equipped with first driving motor switch and second driving motor switch, two respectively driving motor is through first driving motor switch and second driving motor switch and battery electric connection respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a historical improvement teaching aid, through switch panel control two driving motor respectively and drive two threaded rods and rotate, two threaded rods respectively through two screw thread seats with two slide sliding connection of one side, two slides at one side respectively with two spout sliding fit of one side down drive two slides of one side respectively, two slides slide and drive two slides of the opposite side respectively, four slides drive two panels respectively and go up and down, make this teaching aid be convenient for go up and down, improved the ease of use of two panels; the teaching aid can be movably displayed through the four trundles, so that a large amount of labor force of a teacher is saved; noise that this teaching aid produced can be reduced through a plurality of sound insulation groove and a plurality of copper sheet, the effectual environmental comfort level that has improved the teaching.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic view of the partial cross-sectional structure of the present invention.

In the figure: 1. a base; 2. a support plate; 3. a lifting device; 4. a noise reduction device; 5. a top plate; 6. a battery case; 7. a storage battery; 8. a first magnetic attraction block; 9. a second magnetic attraction block; 10. a third magnetic block; 11. a fourth magnetic block; 12. a support; 13. a bearing; 14. a rotating rod; 15. a caster wheel; 16. a sealing cover; 17. a switch panel; 31. a chute; 32. a slide plate; 33. a threaded seat; 34. a drive motor; 35. a threaded rod; 36. exhibition boards; 41. a noise reduction plate; 42. a sound insulation groove; 43. a copper sheet.

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. 1-3, the present invention provides a teaching aid for improving the historical information, which comprises a base 1, and is characterized in that support plates 2 are fixedly arranged on both sides of the base 1, two lifting devices 3 are fixedly arranged between the two support plates 2, each of the two lifting devices 3 comprises two sliding chutes 31, two sliding plates 32, a screw seat 33, a driving motor 34, a threaded rod 35 and a display plate 36, the two sliding chutes 31 on each side are respectively arranged on one side of the two support plates 2, the inner walls of the four sliding chutes 31 are respectively connected with the sliding plates 32 in a sliding manner, the inner wall of one side of the two sliding plates 32 on the same side is respectively provided with the screw seat 33, the inner wall of the top of one of the sliding chutes 31 on each side is respectively provided with the driving motor 34, the transmission shafts of the two driving motors 34 are respectively connected with the threaded rods 35 in a fixed manner, the bottoms of the two threaded rods 35 are respectively connected with the two screw seats 33 in a threaded manner, the display plate 36 is fixedly arranged between the two sliding plates 32 on each side, fixed noise reduction unit 4 that is equipped with in the back of two extension boards 2, noise reduction unit 4 includes noise reduction board 41, a plurality of sound insulation groove 42 and a plurality of copper sheet 43, noise reduction board 41 is fixed to be set up at the back of two extension boards 2, a plurality of sound insulation groove 42 has been seted up in noise reduction board 41's front, the middle part of a plurality of sound insulation groove 42 all is fixed and is equipped with copper sheet 43, the fixed roof 5 that is equipped with in top between two extension boards 2, battery jar 6 has been seted up to one side of roof 5, battery jar 6's inside block is equipped with battery 7, the positive inner wall of roof 5 and the inner wall at the back are fixed respectively and are equipped with first magnetism piece 8 and second magnetism piece 9 of inhaling, the top of two extension boards 36 is all fixed and is equipped with third magnetism piece 10 and fourth magnetism piece 11 of inhaling, first magnetism piece 8 and second magnetism piece 9 of inhaling are inhaled respectively with third magnetism piece 10 and fourth magnetism and are inhaled piece 11 and are established to the magnetic block and are established to the magnetic.

Preferably, the four corners of the bottom end of the base 1 are all fixedly provided with the supports 12, the inner walls of one sides of the four supports 12 are all provided with the bearings 13, one sides of the four bearings 13 are all fixedly provided with the rotating rods 14, and the middles of the four rotating rods 14 are all fixedly provided with the trundles 15, so that the teaching aid can be movably displayed; a filter screen is fixedly arranged on one side of each sound insulation groove 42 to prevent dust and sundries from entering the sound insulation grooves 42; hooks are fixedly arranged at the tops of the two display boards 36, so that teaching appliances can be conveniently placed; a sealing cover 16 is hinged to one side of the battery jar 6, so that teachers can conveniently replace the storage battery 7 of the teaching aid; the fixed flush mounting plate 17 that is equipped with of opposite side of roof 5, flush mounting plate 17's surface is equipped with first driving motor switch and second driving motor switch respectively, and two driving motor 34 are respectively through first driving motor switch and second driving motor switch and battery 7 electric connection, and the teacher of being convenient for controls two driving motor 34.

When the teaching aid is used, firstly, the historical aid is placed on the surface of a hook, then one of the support plates 2 is pushed, the four trundles 15 drive the four rotating rods 14 to rotate in the four bearings 13 on one side of the four supports 12 respectively, the four trundles 15 move to drive the teaching aid to move, the four rotating rods 14 open a first driving motor switch and a second driving motor switch on the surface of the switch panel 17, the two driving motors 34 are started to drive the two threaded rods 35 to rotate respectively, the two threaded rods 35 are connected with the two sliding plates 32 on the same side in a sliding way through the two threaded seats 33 respectively, the two sliding plates 32 on the same side are respectively matched with the two sliding grooves 31 on the same side in a sliding way to drive the two sliding plates 32 on the same side to slide, every two sliding plates 32 on the same horizontal line drive the display plate 36 on the same horizontal line to lift, when two panels 36 are located the top of two extension boards 2, two panels 36 inhale piece 10 through first magnetism respectively and inhale with third magnetism and inhale piece 9 and fourth magnetism inhale piece 11 with magnetism and adsorb and carry on spacingly, the noise that produces when this teaching aid uses separates through a plurality of sound insulation groove 42 of noise reduction board 41 bottom, the noise of a plurality of sound insulation inslot 42 internal separation is eliminated respectively to a plurality of copper sheet 43 rethread, when the battery 7 electric quantity is not enough, the sealed lid 16 of rotating battery jar 6 one side is changed battery 7.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The history promotion teaching aid comprises a base (1) and is characterized in that supporting plates (2) are fixedly arranged on two sides of the base (1), two lifting devices (3) are fixedly arranged between the two supporting plates (2), each lifting device (3) comprises two sliding grooves (31), two sliding plates (32), a threaded seat (33), a driving motor (34), a threaded rod (35) and a display plate (36), the two sliding grooves (31) on each side are respectively arranged on one side of the two supporting plates (2), the inner walls of the four sliding grooves (31) are all in sliding connection with the sliding plates (32), the inner walls of one side of the two sliding plates (32) on the same side are all fixedly provided with the threaded seats (33), the inner wall of the top of one sliding groove (31) on each side is all fixedly provided with the driving motor (34), and transmission shafts of the two driving motors (34) are all fixedly connected with the threaded rods (35), the bottom of two threaded rod (35) respectively with two screw thread seat (33) threaded connection, two on each side be fixed with panel (36) between slide (32), two the fixed noise reduction device (4) that is equipped with in back of extension board (2), noise reduction device (4) are including noise reduction board (41), a plurality of sound insulation groove (42) and a plurality of copper sheet (43), noise reduction board (41) are fixed to be set up two the back of extension board (2), a plurality of sound insulation groove (42) have been seted up in the front of noise reduction board (41), and the middle part of a plurality of sound insulation groove (42) all is fixed and is equipped with copper sheet (43), two the top between extension board (2) is fixed and is equipped with roof (5), battery jar (6) have been seted up to one side of roof (5), the inside block of battery jar (6) is equipped with battery (7), the positive inner wall of roof (5) and the inner wall at the back are fixed respectively and are equipped with first magnetism piece (8) and inhale The second magnetism is inhaled piece (9), two the top of panel (36) is all fixed and is equipped with third magnetism and inhale piece (10) and fourth magnetism and inhale piece (11), first magnetism is inhaled piece (8) and second magnetism and is inhaled piece (9) and inhale piece (10) and fourth magnetism respectively and inhale piece (11) and establish to the magnetic anisotropy piece with the third magnetism.

2. The history promotion teaching aid of claim 1, which is characterized in that: the four corners of base (1) bottom all is fixed and is equipped with support (12), four the inner wall of support (12) one side all is equipped with bearing (13), four one side of bearing (13) all is fixed and is equipped with bull stick (14), four the middle part of bull stick (14) all is fixed and is equipped with truckle (15).

3. The history promotion teaching aid of claim 1, which is characterized in that: and a filter screen is fixedly arranged on one side of each sound insulation groove (42).

4. The history promotion teaching aid of claim 1, which is characterized in that: the top of two panel (36) all is fixed and is equipped with the couple.

5. The history promotion teaching aid of claim 1, which is characterized in that: one side of the battery jar (6) is hinged with a sealing cover (16).

6. The history promotion teaching aid of claim 1, which is characterized in that: the opposite side of roof (5) is fixed and is equipped with flush mounting plate of switch (17), the surface of flush mounting plate of switch (17) is equipped with first driving motor switch and second driving motor switch respectively, two driving motor (34) are respectively through first driving motor switch and second driving motor switch and battery (7) electric connection.