CN214152114U - Chinese language and literature auxiliary teaching display device - Google Patents

Abstract

The utility model discloses a Chinese language and literature auxiliary teaching display device, which comprises a bottom plate, wherein a fixed shell is symmetrically fixed on the upper surface of the bottom plate, the inner wall of the fixed shell is connected with a threaded rod through the rotation of a bearing, a groove is arranged at the bottom of the fixed shell, the inner wall of the fixed shell is slidably connected with a slide block, the middle part of the slide block is in threaded connection with the threaded rod through a threaded hole, a fixed frame is fixed between the two slide blocks, a display plate is fixed on the inner wall of the fixed frame, a driving mechanism is fixed on the upper surface of the bottom plate, a supporting mechanism is symmetrically fixed on the upper surface of the bottom plate, the utility model drives the threaded rod to rotate through the driving mechanism, further drives the fixed frame to ascend and descend through the slide block, is convenient to store, and can drive the supporting mechanism to work when the fixed frame ascends and descends, so that the turnover plate overturns to support the supporting plate and the ground, thereby improving the stability of the bottom plate, when the fixing frame is retracted, the turnover plate is also retracted, so that the occupied area is reduced, and the use by people is facilitated.

Description

Chinese language and literature auxiliary teaching display device

Technical Field

The utility model relates to an auxiliary teaching technical field specifically is a supplementary teaching display device of chinese language and literature.

Background

The Chinese language and literature specialty is one of the earliest established specialties in the Chinese university history and appears at the end of the 19 th century. After the 80 s in the 20 th century, the Chinese language and literature profession has been greatly developed, some university schools need to develop the profession for Chinese language teaching and teaching teachers, and the comprehensive university also generally has the profession in the Chinese system or literature college, even if the schools with stronger professionality, such as the university of public security of Chinese people, also has the Chinese system. For over a century, the Chinese language and literature profession has cultivated a large number of famous scholars, professors, writers, journalists and drama writers, makes great contribution to Chinese literature and literature, and in the Chinese language and literature teaching, a teaching display device is needed for assisting teaching;

but current supplementary teaching display device is when using for stability improves for bottom plate area is great, and then makes area great when depositing, inconvenient accomodating, for this reason, we provide a chinese language and literature supplementary teaching display device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a supplementary teaching display device of chinese language and literature to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chinese language and literature auxiliary teaching display device, includes the bottom plate, bottom plate upper surface symmetry is fixed with the set casing, the set casing inner wall rotates through the bearing and is connected with the threaded rod, the set casing bottom is seted up flutedly, set casing inner wall sliding connection has the slider, screw hole and threaded rod threaded connection are passed through at the slider middle part, two be fixed with fixed frame between the slider, fixed frame inner wall is fixed with the show board, bottom plate upper surface fixed has actuating mechanism, bottom plate upper surface symmetry is fixed with supporting mechanism.

Preferably, the driving mechanism comprises a first bevel gear, a double-headed motor, a first rotating shaft, a second bevel gear, a speed reducer, a first synchronous belt pulley, a U-shaped frame, a second rotating shaft, a second synchronous belt pulley and a third bevel gear, the bottom of the threaded rod is fixed with the first bevel gear which is positioned on the inner wall of the groove, the middle part of the upper surface of the bottom plate is fixed with the double-headed motor, the output end of the double-headed motor is fixed with the first rotating shaft which is rotatably connected with the fixed shell through a bearing, one end of the first rotating shaft close to the first bevel gear is fixed with the second bevel gear which is engaged with the first bevel gear, one end of the fixed shell close to the first rotating shaft is fixed with the speed reducer, the input end of the speed reducer is fixedly connected with the first rotating shaft, the output end of the speed reducer is fixed with the first synchronous belt pulley, and the U-shaped frame is symmetrically fixed at the lower end of the fixed shell, the middle part of the U-shaped frame is rotatably connected with a second rotating shaft through a bearing, one end, close to the first synchronous belt wheels, of the second rotating shaft is fixedly provided with a second synchronous belt wheel, four second synchronous belt wheels at two ends of the bottom plate are respectively connected with the two first synchronous belt wheels through synchronous belt transmission, and one end, far away from the second synchronous belt wheels, of the second rotating shaft is fixedly provided with a third bevel gear.

Preferably, the supporting mechanism includes fixed block, commentaries on classics piece, worm gear ring, connecting plate, worm, fourth bevel gear, returning face plate and backup pad, the bottom plate upper surface symmetry is fixed with the fixed block, two the fixed block middle part is connected with the commentaries on classics piece through the bearing rotation, the commentaries on classics piece middle part is fixed with the worm gear ring, two the fixed block top is fixed with the connecting plate, the connecting plate middle part is connected with the worm through the bearing rotation, and worm gear ring is connected with the worm meshing, the worm top is passed the connecting plate and is fixed with fourth bevel gear, and fourth bevel gear and third bevel gear meshing are connected, the commentaries on classics piece outside is fixed with the returning face plate, returning face plate lower surface one end is fixed with the backup pad.

Preferably, self-locking universal wheels are symmetrically fixed on the lower surface of the bottom plate.

Preferably, a rubber pad is fixed at the bottom of the supporting plate.

Preferably, a handle is fixed on one side of the fixed shell.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an actuating mechanism drive threaded rod rotates, and then goes up and down through the fixed frame of slider drive, convenient storage to can drive supporting mechanism work when fixed frame goes up and down, make the returning face plate overturn, make backup pad and ground support, improve the stability of bottom plate, and when fixed frame is withdrawed, the returning face plate also withdraws, reduces area, makes things convenient for people to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a second schematic view of the overall structure of the present invention;

FIG. 3 is a schematic structural view of a first bevel gear of the present invention;

FIG. 4 is a schematic view of the slider structure of the present invention;

fig. 5 is an enlarged view of fig. 2 at a.

In the figure: 1. a base plate; 2. a stationary case; 3. a threaded rod; 4. a slider; 5. a fixing frame; 6. a display board; 7. a drive mechanism; 71. a first bevel gear; 72. a double-headed motor; 73. a first rotating shaft; 74. a second bevel gear; 75. a speed reducer; 76. a first timing pulley; 77. a U-shaped frame; 78. a second rotating shaft; 79. A second timing pulley; 710. a third bevel gear; 8. a support mechanism; 81. a fixed block; 82. rotating the block; 83. a worm-gear ring; 84. a connecting plate; 85. a worm; 86. a fourth bevel gear; 87. a turnover plate; 88. A support plate; 9. a self-locking universal wheel; 10. a rubber pad; 11. a handle.

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, 2, 3 and 4, the device for assisting teaching and displaying chinese language and literature in the drawings comprises a bottom plate 1, wherein fixing shells 2 are symmetrically fixed on the upper surface of the bottom plate 1, a handle 11 is fixed on one side of each fixing shell 2, a threaded rod 3 is rotatably connected to the inner wall of each fixing shell 2 through a bearing, a groove is formed in the bottom of each fixing shell 2, a sliding block 4 is slidably connected to the inner wall of each fixing shell 2, the middle of each sliding block 4 is in threaded connection with the corresponding threaded rod 3 through a threaded hole, a fixing frame 5 is fixed between every two sliding blocks 4, a display plate 6 is fixed on the inner wall of each fixing frame 5, a driving mechanism 7 is fixed on the upper surface of the bottom plate 1, supporting mechanisms 8 are symmetrically fixed on the upper surface of the bottom plate 1, and self-locking universal wheels 9 are symmetrically fixed on the lower surface of the bottom plate 1.

Referring to fig. 2, 3 and 5, the driving mechanism 7 includes a first bevel gear 71, a double-headed motor 72, a first rotating shaft 73, a second bevel gear 74, a speed reducer 75, a first synchronous pulley 76, a U-shaped frame 77, a second rotating shaft 78, a second synchronous pulley 79 and a third bevel gear 710, the first bevel gear 71 is fixed at the bottom of the threaded rod 3, the first bevel gear 71 is located on the inner wall of the groove, the double-headed motor 72 is fixed at the middle of the upper surface of the bottom plate 1, the first rotating shaft 73 is fixed at the output end of the double-headed motor 72, the first rotating shaft 73 is rotatably connected with the fixed shell 2 through a bearing, the second bevel gear 74 is fixed at one end of the first rotating shaft 73 close to the first bevel gear 71, the second bevel gear 74 is in meshed connection with the first bevel gear 71, the speed reducer 75 is fixed at one end of the fixed shell 2 close to the first rotating shaft 73, the input end of the speed reducer 75 is fixedly connected with the first rotating shaft 73, the output end of the speed reducer 75 is fixed with a first synchronous pulley 76, the lower end of the fixed shell 2 is symmetrically fixed with a U-shaped frame 77, the middle part of the U-shaped frame 77 is rotatably connected with a second rotating shaft 78 through a bearing, one end of the second rotating shaft 78, which is close to the first synchronous pulley 76, is fixed with a second synchronous pulley 79, four second synchronous pulleys 79 at the two ends of the bottom plate 1 are respectively connected with the two first synchronous pulleys 76 through synchronous belt transmission, and one end of the second rotating shaft 78, which is far away from the second synchronous pulley 79, is fixed with a third bevel gear 710.

Referring to fig. 2 and 5, the supporting mechanism 8 includes a fixed block 81, a rotating block 82, a worm gear ring 83, a connecting plate 84, a worm 85, a fourth bevel gear 86, a turnover plate 87 and a supporting plate 88, fixed blocks 81 are symmetrically fixed on the upper surface of the bottom plate 1, the middle parts of the two fixed blocks 81 are rotatably connected with a rotating block 82 through a bearing, a worm gear ring 83 is fixed in the middle of the rotating block 82, a connecting plate 84 is fixed on the top of the two fixing blocks 81, a worm 85 is rotatably connected in the middle of the connecting plate 84 through a bearing, and the worm gear ring 83 is engaged with the worm 85, the top of the worm 85 is fixed with a fourth bevel gear 86 through a connecting plate 84, and the fourth bevel gear 86 is engaged with the third bevel gear 710, the turning plate 87 is fixed outside the rotating block 82, a supporting plate 88 is fixed at one end of the lower surface of the turnover plate 87, and a rubber pad 10 is fixed at the bottom of the supporting plate 88.

The working principle is as follows:

when in use, a user pushes the bottom plate 1 to a use position through the self-locking universal wheel 9, then controls the double-head motor 72 to rotate through the controller, further drives the first rotating shaft 73 to rotate, so that the first rotating shaft 73 drives the first bevel gear 71 to rotate through the second bevel gear 74, further drives the threaded rod 3 to rotate, so that the threaded rod 3 drives the fixing frame 5 to slide through the slider 4, so that the fixing frame 5 and the display plate 6 are lifted upwards, when the first rotating shaft 73 rotates, the first synchronous belt wheel 76 is driven to rotate through the speed reducer 75 in a speed reducing manner, further the second rotating shaft 78 is driven to rotate through the second synchronous belt wheel 79, so that the second rotating shaft 78 drives the fourth bevel gear 86 to rotate through the third bevel gear 710, further drives the worm 85 to rotate, so that the worm 85 drives the worm ring 83 to rotate, and the worm ring 83 drives the rotating block 82 to rotate, thereby the turnover driving plate 87 to turn over, make the returning face plate 87 upset to the position parallel with bottom plate 1 for backup pad 88 and ground contact support bottom plate 1, can improve bottom plate 1's stability, and after people used the completion, through double-end motor 72 reversal, make fixed frame 5 descend, and make returning face plate 87 withdraw, can reduce bottom plate 1's area, convenient storage.

The utility model discloses circuit and control that relate to are prior art, do not carry out too much repetition here.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 supplementary teaching display device of chinese language and literature, includes bottom plate (1), its characterized in that: bottom plate (1) upper surface symmetry is fixed with set casing (2), set casing (2) inner wall rotates through the bearing and is connected with threaded rod (3), set casing (2) bottom is seted up flutedly, set casing (2) inner wall sliding connection has slider (4), screw hole and threaded rod (3) threaded connection are passed through at slider (4) middle part, two be fixed with fixed frame (5) between slider (4), fixed frame (5) inner wall is fixed with show board (6), bottom plate (1) upper surface symmetry has actuating mechanism (7), bottom plate (1) upper surface symmetry is fixed with supporting mechanism (8).

2. The Chinese language and literature auxiliary teaching display device of claim 1, wherein: the driving mechanism (7) comprises a first bevel gear (71), a double-end motor (72), a first rotating shaft (73), a second bevel gear (74), a speed reducer (75), a first synchronous pulley (76), a U-shaped frame (77), a second rotating shaft (78), a second synchronous pulley (79) and a third bevel gear (710), the bottom of the threaded rod (3) is fixed with the first bevel gear (71), the first bevel gear (71) is positioned on the inner wall of the groove, the middle part of the upper surface of the bottom plate (1) is fixed with the double-end motor (72), the output end of the double-end motor (72) is fixed with the first rotating shaft (73), the first rotating shaft (73) is rotatably connected with the fixed shell (2) through a bearing, one end of the first rotating shaft (73) close to the first bevel gear (71) is fixed with the second bevel gear (74), and the second bevel gear (74) is meshed with the first bevel gear (71), the one end that set casing (2) are close to first pivot (73) is fixed with speed reducer (75), the input and first pivot (73) fixed connection of speed reducer (75), the output of speed reducer (75) is fixed with first synchronous pulley (76), set casing (2) lower extreme symmetry is fixed with U-shaped frame (77), U-shaped frame (77) middle part is connected with second pivot (78) through bearing rotation, the one end that second pivot (78) are close to first synchronous pulley (76) is fixed with second synchronous pulley (79), four second synchronous pulleys (79) at bottom plate (1) both ends pass through synchronous belt drive with two first synchronous pulleys (76) respectively and are connected, the one end that second synchronous pulley (79) were kept away from in second pivot (78) is fixed with third bevel gear (710).

3. The Chinese language and literature auxiliary teaching display device of claim 2, wherein: the supporting mechanism (8) comprises fixing blocks (81), rotating blocks (82), worm gear rings (83), connecting plates (84), worms (85), fourth bevel gears (86), turnover plates (87) and a supporting plate (88), the fixing blocks (81) are symmetrically fixed on the upper surface of the base plate (1), the middle parts of the two fixing blocks (81) are rotatably connected with the rotating blocks (82) through bearings, the worm gear rings (83) are fixed at the middle parts of the rotating blocks (82), the connecting plates (84) are fixed at the tops of the two fixing blocks (81), the worms (85) are rotatably connected at the middle parts of the connecting plates (84) through bearings, the worm gear rings (83) are meshed with the worms (85), the tops of the worms (85) penetrate through the connecting plates (84) and are fixedly provided with the fourth bevel gears (86), the fourth bevel gears (86) are meshed with the third bevel gears (710), the turnover plates (87) are fixed at the outer sides of the rotating blocks (82), and a supporting plate (88) is fixed at one end of the lower surface of the turnover plate (87).

4. The Chinese language and literature auxiliary teaching display device of claim 1, wherein: self-locking universal wheels (9) are symmetrically fixed on the lower surface of the bottom plate (1).

5. The Chinese language and literature auxiliary teaching display device of claim 3, wherein: and a rubber pad (10) is fixed at the bottom of the supporting plate (88).

6. The Chinese language and literature auxiliary teaching display device of claim 1, wherein: a handle (11) is fixed on one side of the fixed shell (2).

Images