CN214744618U - Chinese language and literature teaching presentation device - Google Patents
Chinese language and literature teaching presentation device Download PDFInfo
- Publication number
- CN214744618U CN214744618U CN202120306582.1U CN202120306582U CN214744618U CN 214744618 U CN214744618 U CN 214744618U CN 202120306582 U CN202120306582 U CN 202120306582U CN 214744618 U CN214744618 U CN 214744618U
- Authority
- CN
- China
- Prior art keywords
- box body
- chinese language
- fixedly arranged
- literature teaching
- symmetrically
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model provides a chinese language and literature teaching presentation device. The Chinese language and literature teaching demonstration device comprises a box body; the two through holes are symmetrically formed in the inner walls of the bottom and the top of the box body; the four threaded rods are symmetrically and rotatably arranged in the box body; the rotating column is rotatably arranged in the box body; the motor is fixedly arranged in the box body, and an output shaft of the motor is fixedly connected with a rotating column; the first chain wheel is fixedly arranged on the rotating column; and the second chain wheel is fixedly arranged on the threaded rod. The utility model provides a chinese language and literature teaching presentation device has convenient to use, can remove the display screen, and can protect the display screen at the removal in-process, prevents the advantage that the display screen damaged.
Description
Technical Field
The utility model relates to a teaching technical field especially relates to a chinese language and literature teaching presentation device.
Background
The Chinese language and literature major is a compound talent which mainly cultivates and masters the basic knowledge in Chinese and Chinese literature, is basically trained by the system education and business capability in the aspects of relevant theory, development history, research status and the like, and can be used for research, teaching, secretary and other work in enterprises and public institutions such as scientific research institutions, colleges and universities and the like. The teaching of Chinese language and literature specialty relates to two major fields of language and literature. In the course of giving lessons, the explanation of a large amount of articles and vocabularies needs to be carried out to help students understand, digest and absorb, and then increase student's knowledge reserve, promote student's comprehensive quality, in the course of giving lessons in chinese language, the explanation of a large amount of articles and vocabularies needs to be carried out, so that help students understand, increase student's knowledge reserve volume, when carrying out chinese teaching at present, need use the display screen as presentation device to impart knowledge to students usually.
However, the display screen is inconvenient to be protected after the existing demonstration device is used, the display screen is not easy to move, the display screen is easy to damage in the moving process, and the use is inconvenient.
Therefore, there is a need to provide a new demonstration device for Chinese language and literature teaching to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use can remove the display screen, and can protect the display screen at the removal in-process, prevents the chinese language and literature teaching presentation device that the display screen damaged.
In order to solve the technical problem, the utility model provides a chinese language and literature teaching presentation device includes: a box body; the two through holes are symmetrically formed in the inner walls of the bottom and the top of the box body; the four threaded rods are symmetrically and rotatably arranged in the box body; the rotating column is rotatably arranged in the box body; the motor is fixedly arranged in the box body, and an output shaft of the motor is fixedly connected with a rotating column; the first chain wheel is fixedly arranged on the rotating column; the second chain wheel is fixedly arranged on the threaded rod; the chain is sleeved on the first chain wheel and the four second chain wheels; a threaded block threadedly mounted on the threaded rod; the two mounting plates are symmetrically and fixedly mounted on the four thread blocks; the display screen is fixedly arranged on the top of one mounting plate; the two supporting contact rods are fixedly arranged on one mounting plate; the positioning rod is fixedly arranged on the box body; the sleeves are rotatably arranged on the positioning rod; the torsion springs are sleeved on the positioning rod, one ends of the torsion springs are fixedly connected with the positioning rod, and the other ends of the torsion springs are fixedly connected with the inner wall of the corresponding sleeve; the box cover is fixedly arranged on the plurality of sleeves, the box cover corresponds to one through hole, and the box cover is movably connected with the two supporting contact rods.
Preferably, the bottom of one mounting panel is symmetry fixed mounting has four universal wheels, four the universal wheel is the rectangle and distributes.
Preferably, the inner wall of the box body is fixedly provided with a positioning plate, and the positioning plate is fixedly connected with the motor.
Preferably, the thread block is fixedly provided with a connecting rod, the connecting rod is fixedly provided with a supporting column, and two ends of the supporting column are fixedly connected with the two mounting plates respectively.
Preferably, four supporting legs are fixedly mounted at the bottom of the box body and are distributed in a rectangular shape.
Preferably, a plurality of rotating grooves are symmetrically formed in the inner wall of the box body, and the inner walls of the rotating grooves are rotatably connected with the corresponding threaded rods.
Compared with the prior art, the utility model provides a chinese language and literature teaching presentation device has following beneficial effect:
the utility model provides a Chinese language and literature teaching demonstration device, four threaded rods are symmetrically and rotatably arranged in the box body, four threaded rods are driven to move upwards or downwards by utilizing the driving thread blocks, a motor is fixedly arranged in the box body, the output shaft of the motor is fixedly connected with the top of a rotating column, four threaded rods are driven to rotate simultaneously by the cooperation of a first chain wheel, a second chain wheel and a chain, two mounting plates are symmetrically and fixedly arranged on four thread blocks and are used for mounting a display screen and a universal wheel and move upwards or downwards under the driving of the thread blocks, two supporting contact rods are fixedly arranged on one mounting plate, a box cover is supported by the driving of the mounting plate so as to facilitate the display screen to enter and exit the box body, a plurality of torsion springs are sleeved on the positioning rods, and one end of each torsion spring is fixedly connected with the positioning rods, the other end of the torsion spring is fixedly connected with the inner wall of the corresponding sleeve, so that the box cover can return to the original position, and the box cover can block dust after the display screen enters the box body.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the chinese language and literature teaching demonstration apparatus provided by the present invention;
FIG. 2 is a schematic top cross-sectional view of the structure of FIG. 1;
fig. 3 is a schematic cross-sectional structure of fig. 2.
Reference numbers in the figures: 1. a box body; 2. a through hole; 3. a threaded rod; 4. rotating the column; 5. a motor; 6. a first sprocket; 7. a second sprocket; 8. a chain; 9. a thread block; 10. mounting a plate; 11. a display screen; 12. a supporting contact rod; 13. positioning a rod; 14. a sleeve; 15. a torsion spring; 16. a box cover; 17. a universal wheel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1, fig. 2 and fig. 3, the chinese language and literature teaching demonstration apparatus includes: a box body 1; the two through holes 2 are symmetrically formed in the inner walls of the bottom and the top of the box body 1; the four threaded rods 3 are symmetrically and rotatably arranged in the box body 1; the rotating column 4 is rotatably arranged in the box body 1; the motor 5 is fixedly arranged in the box body 1, and an output shaft of the motor 5 is fixedly connected with a rotating column 4; the first chain wheel 6 is fixedly arranged on the rotating column 4; the second chain wheel 7 is fixedly arranged on the threaded rod 3; the chain 8 is sleeved on the first chain wheel 6 and the four second chain wheels 7; a threaded block 9, the threaded block 9 being threadedly mounted on the threaded rod 3; the two mounting plates 10 are symmetrically and fixedly mounted on the four thread blocks 9; the display screen 11 is fixedly arranged on the top of one mounting plate 10; the two supporting contact rods 12 are fixedly arranged on one mounting plate 10; the positioning rod 13 is fixedly arranged on the box body 1; a plurality of sleeves 14, wherein the plurality of sleeves 14 are rotatably arranged on the positioning rod 13; the torsion springs 15 are all sleeved on the positioning rod 13, one ends of the torsion springs 15 are fixedly connected with the positioning rod 13, and the other ends of the torsion springs 15 are fixedly connected with the inner wall of the corresponding sleeves 14; the box cover 16 is fixedly arranged on the sleeves 14, the box cover 16 corresponds to one through hole 2, and the box cover 16 is movably connected with the two supporting contact rods 12.
One the bottom symmetry fixed mounting of mounting panel 10 has four universal wheels 17, four universal wheel 17 is the rectangle and distributes.
The inner wall of the box body 1 is fixedly provided with a positioning plate, and the positioning plate is fixedly connected with the motor 5.
Fixed mounting has the connecting rod on the screw thread piece 9, fixed mounting has the support column on the connecting rod, the both ends of support column respectively with two mounting panels 10 fixed connection.
The bottom fixed mounting of box 1 has four supporting legs, four the supporting leg is the rectangle and distributes.
A plurality of rotating grooves are symmetrically formed in the inner wall of the box body 1, and the inner walls of the rotating grooves are rotatably connected with the corresponding threaded rods 3.
The utility model provides a chinese language and literature teaching presentation device's theory of operation as follows:
when teaching demonstration is needed, firstly, a motor 5 is started, the motor 5 drives a first chain wheel 6 to rotate, the first chain wheel 6 drives four second chain wheels 7 to rotate through a chain 8, the four second chain wheels 7 drive corresponding threaded rods 3 to rotate, the threaded rods 3 drive threaded blocks 9 to move upwards, the threaded blocks 9 drive a mounting plate 10 to move upwards, the mounting plate 10 drives a supporting contact rod 12 and a display screen 11 to move upwards, the supporting contact rod 12 is in contact with a box cover 16 to enable the box cover 16 to rotate, meanwhile, a plurality of torsion springs 15 enter a force storage state, and the mounting plate 10 drives the display screen 11 to move out of a box body 1 so as to be used;
when this device needs to be removed, reverse starter motor 5, motor 5 drives mounting panel 10 downstream, make display screen 11 still return box 1, and case lid 16 gets back to the normal position under torque spring 15's effect, motor 5 drives mounting panel 10 downstream, make universal wheel 17 pass through-hole 2 and with ground contact, universal wheel 17 upwards supports box 1, make box 1 leave ground, can remove this device, if need not remove this device, can control motor 5 and drive threaded block 9 and reach suitable position, make display screen 11 all can in box 1 with universal wheel 17.
Compared with the prior art, the utility model provides a chinese language and literature teaching presentation device has following beneficial effect:
the utility model provides a Chinese language and literature teaching demonstration device, four threaded rods 3 are symmetrically and rotatably installed in a box body 1, and are driven by a driving threaded block 9 to move upwards or downwards, a motor 5 is fixedly installed in the box body 1, an output shaft of the motor 5 is fixedly connected with the top of a rotating column 4, four threaded rods 3 are driven to rotate simultaneously through the cooperation of a first chain wheel 6, a second chain wheel 7 and a chain 8, two mounting plates are symmetrically and fixedly installed on four threaded blocks 9 and are used for installing a display screen 11 and a universal wheel 17, the threaded blocks 9 are driven to move upwards or downwards, two supporting contact rods 12 are fixedly installed on one mounting plate 10, a box cover 16 is supported through the driving of the mounting plate 10 so that the display screen 11 can enter and exit from the box body 1, a plurality of torsion springs 15 are sleeved on the positioning rods 13, and one end of the torsion spring 15 is fixedly connected with the positioning rod 13, and the other end of the torsion spring 15 is fixedly connected with the inner wall of the corresponding sleeve 14, so that the box cover 16 can return to the original position, and the box cover 16 can block dust after the display screen 11 enters the box body 1.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A Chinese language and literature teaching demonstration device is characterized by comprising:
a box body;
the two through holes are symmetrically formed in the inner walls of the bottom and the top of the box body;
the four threaded rods are symmetrically and rotatably arranged in the box body;
the rotating column is rotatably arranged in the box body;
the motor is fixedly arranged in the box body, and an output shaft of the motor is fixedly connected with a rotating column;
the first chain wheel is fixedly arranged on the rotating column;
the second chain wheel is fixedly arranged on the threaded rod;
the chain is sleeved on the first chain wheel and the four second chain wheels;
a threaded block threadedly mounted on the threaded rod;
the two mounting plates are symmetrically and fixedly mounted on the four thread blocks;
the display screen is fixedly arranged on the top of one mounting plate;
the two supporting contact rods are fixedly arranged on one mounting plate;
the positioning rod is fixedly arranged on the box body;
the sleeves are rotatably arranged on the positioning rod;
the torsion springs are sleeved on the positioning rod, one ends of the torsion springs are fixedly connected with the positioning rod, and the other ends of the torsion springs are fixedly connected with the inner wall of the corresponding sleeve;
the box cover is fixedly arranged on the plurality of sleeves, the box cover corresponds to one through hole, and the box cover is movably connected with the two supporting contact rods.
2. The Chinese language and literature teaching demonstration device according to claim 1, wherein four universal wheels are symmetrically and fixedly mounted at the bottom of one mounting plate, and the four universal wheels are distributed in a rectangular shape.
3. The Chinese language and literature teaching demonstration device according to claim 1, wherein a positioning plate is fixedly mounted on the inner wall of the box body, and the positioning plate is fixedly connected with the motor.
4. The Chinese language and literature teaching demonstration device according to claim 1, wherein a connecting rod is fixedly mounted on the thread block, a supporting column is fixedly mounted on the connecting rod, and two ends of the supporting column are respectively fixedly connected with the two mounting plates.
5. The Chinese language and literature teaching demonstration device according to claim 1, wherein four support legs are fixedly mounted at the bottom of the box body, and the four support legs are distributed in a rectangular shape.
6. The Chinese language and literature teaching demonstration device according to claim 1, wherein a plurality of rotating grooves are symmetrically formed in the inner wall of the box body, and the inner walls of the rotating grooves are rotatably connected with corresponding threaded rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120306582.1U CN214744618U (en) | 2021-02-03 | 2021-02-03 | Chinese language and literature teaching presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120306582.1U CN214744618U (en) | 2021-02-03 | 2021-02-03 | Chinese language and literature teaching presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214744618U true CN214744618U (en) | 2021-11-16 |
Family
ID=78643807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120306582.1U Active CN214744618U (en) | 2021-02-03 | 2021-02-03 | Chinese language and literature teaching presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214744618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114313555A (en) * | 2022-01-05 | 2022-04-12 | 燕山大学 | Economics mobile informatization portable teaching terminal |
-
2021
- 2021-02-03 CN CN202120306582.1U patent/CN214744618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114313555A (en) * | 2022-01-05 | 2022-04-12 | 燕山大学 | Economics mobile informatization portable teaching terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214744618U (en) | Chinese language and literature teaching presentation device | |
| CN209746822U (en) | Multifunctional demonstration device for primary school Chinese teaching | |
| CN204791749U (en) | Real show shelf of instructing of mobilizable dismouting | |
| CN215226384U (en) | BIM (building information modeling) building model for building engineering design | |
| CN215007074U (en) | Teaching auxiliary device for distance education | |
| CN208515243U (en) | A kind of multifunctional artistic class instructional device | |
| CN111583757B (en) | Computer teaching display device | |
| CN206340172U (en) | English tense teaching device | |
| CN211423898U (en) | Historical literature multimedia display device | |
| CN210440916U (en) | Multimedia mobile teaching demonstration equipment | |
| CN206574313U (en) | A kind of English teaching apparatus for demonstrating | |
| CN112967568B (en) | Marketing teaching contrast learning device | |
| CN104490096A (en) | Experimental training platform matched with small teaching robot | |
| CN210983797U (en) | Computer teaching demonstration display device | |
| CN213777121U (en) | Large-screen display screen for teaching | |
| CN209543648U (en) | A kind of historical teaching tool | |
| CN211181274U (en) | Primary school mathematics digital exercise teaching display device | |
| CN216153457U (en) | Demonstration board for political and ideological education of college students | |
| CN210271406U (en) | High school physics interesting learning device | |
| CN205862673U (en) | A kind of gear drive teaching Graphic Panel | |
| CN211124515U (en) | Multifunctional education technology display discussion device | |
| CN216020078U (en) | Chinese language and literature auxiliary teaching device | |
| CN212193170U (en) | Education robot charges and uses fixed bolster | |
| CN204215604U (en) | Multi-purpose area, small-sized labyrinth | |
| CN211062218U (en) | Manuscript demonstration device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |