CN115731750A

CN115731750A - English-Chinese translation contrast training device in college English teaching and use method thereof

Info

Publication number: CN115731750A
Application number: CN202211457188.3A
Authority: CN
Inventors: 宋薇; 巫张晶; 周珩磊; 张薇; 李敏
Original assignee: Heilongjiang College Of Business And Technology
Current assignee: Heilongjiang College Of Business And Technology
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-03
Anticipated expiration: 2042-11-21
Also published as: CN115731750B

Abstract

The invention relates to the field of teaching devices, in particular to an English-Chinese translation comparison training device in college English teaching and a using method thereof.

Description

English-Chinese translation contrast training device in college English teaching and use method thereof

Technical Field

Background

English is the first choice working language of most international activities in the global era, as the most common international universal language or global common language used as a recognition, english is set as a course which is necessary for each specialty by all universities in the current stage, in order to enable students to better learn English, teachers often present the contents of textbooks to students in a Chinese-English translation mode during teaching, and with the development of a new era education mode, teachers often use an electronic screen for teaching during teaching, the traditional blackboard is gradually eliminated in a writing mode, but after students learn in oral languages, the learning effect is reduced due to lack of substantive training, so that students need to be matched to deepen impressions by writing during teaching through the electronic screen, but the traditional blackboard is mostly of a fixed structure, not only occupies a large space, but also needs to be cleaned immediately after writing, so that the learning time of students in a classroom is wasted, and the problem that the English teaching device and the method thereof are necessary to provide a English cross-translation training device and a method for colleges in English teaching.

Disclosure of Invention

Therefore, in order to solve the problems in the prior art, it is necessary to provide a device for cross-translation training between english and chinese in college english teaching and a method for using the device.

In order to solve the problems of the prior art, the invention adopts the technical scheme that: the utility model provides a english-chinese translation contrast trainer each other in college english teaching, including removing the base, be equipped with elevating system on the removal base, be equipped with rotary mechanism on elevating system's the output, be equipped with length direction on rotary mechanism's the output and be the horizontally backplate, the fixed display screen that is equipped with in one side of backplate, the backplate opposite side is equipped with the board and No. two boards that can follow the length direction of backplate and pull out respectively from the both ends of backplate, a board, no. two boards, the display screen is parallel to each other with the backplate, and No. one board is close to the backplate, the backplate is equipped with towards one side of board and is used for carrying out spacing one stopper and No. two stoppers to the horizontal displacement of board and No. two boards respectively, be equipped with mechanism between board and No. two boards, conflict mechanism is including being close to respectively in the backplate both ends and the one number rebound hinge and No. two rebound hinge that link to board and No. two boards respectively, the free end of a rebound hinge that conflict can be contradicted each other with board and No. two boards, no. one side of the board is equipped with the fixed board that the strip is used for wiping one side of a board and No. two boards, the strip that is close to wipe No. one side of board is equipped with the board and No. two boards is used for wiping one.

Further, one side that the display screen was kept away from to the backplate is equipped with a slide rail mechanism and No. two slide rail mechanisms along the width direction interval distribution of backplate, a slide rail mechanism is the same with No. two slide rail mechanism structures, all include two be about interval distribution and fixed locate the linear slide rail on the backplate lateral wall and two be symmetrical state respectively with two linear slide rail sliding fit's the slider that leads, the length direction of every group linear slide rail all is parallel with the length direction of backplate, the upper and lower both ends of a board link firmly with two sliders of leading that are close to the backplate respectively, the upper and lower both ends of No. two boards link firmly with two sliders of leading that keep away from the backplate respectively.

Further, the quantity of a stopper is two the same with the quantity of No. two stoppers, and the structure of a stopper is the same with the structure of No. two stoppers, all include limit slide and bolt, wherein, two limit slide in the stopper slide respectively and locate on two linear slide rails that are close to the backplate, two limit slide in the stopper slide respectively and locate on two linear slide rails of keeping away from the backplate, every bolt all transversely is located on the limit slide that corresponds soon, every bolt all is used for the limit slide and the linear slide rail counterbalance that will correspond tightly.

Furthermore, the number of the first rebound hinge is the same as that of the second rebound hinge, the first rebound hinge and the second rebound hinge are of the same structure and respectively comprise a fixed leaf, a free leaf and a torsional spring, the free leaf and the fixed leaf are vertical, one end of the free leaf is hinged with one end of the fixed leaf through a vertical rotating shaft, the same sides of the free leaf and the fixed leaf are respectively provided with a limit plate, the torsional spring is sleeved on the rotating shaft, one end of the torsional spring is abutted against the fixed leaf, the other end of torsional spring and free page or leaf piece are inconsistent and drive free page or leaf piece and make two limiting plates be the level inconsistent to one side upset, free page or leaf piece and fixed page or leaf piece are in on the same straight line along the width direction of backplate this moment, wherein, the upper and lower both ends of a board are located respectively to two number one resilience hinges are the symmetric state, the upper and lower both ends of No. two boards are located respectively to two number two resilience hinges are the symmetric state, the fixed page or leaf piece in every number one resilience hinge all links firmly with the outer fringe of a board, the fixed page or leaf piece in every number two resilience hinges all links firmly with the outer fringe of No. two boards.

Further, the elevating mechanism includes:

the outer sleeve is vertically and fixedly arranged on the top of the movable base;

the telescopic cylinder is coaxially and fixedly arranged at the top of the movable base and is positioned in the outer sleeve, and the output end of the telescopic cylinder is vertically upward;

the lifting column is vertically arranged in the outer sleeve, the lower end of the lifting column is coaxially and fixedly connected with the output end of the telescopic cylinder, the upper end of the lifting column penetrates out of the outer sleeve, and a vertical linear bearing is arranged between the lifting column and the outer sleeve.

Further, the rotating mechanism includes:

the cylindrical sleeve is coaxially and fixedly connected with the top of the lifting column, and a first circular ring is coaxially formed on the top of the cylindrical sleeve;

the ball bearing is coaxially embedded in the cylindrical sleeve;

the lower end of the rotating column downwards passes through the center of the first circular ring and is inserted into an inner ring of the ball bearing;

wherein, the column spinner passes through the elasticity latch fitting and links to each other with the column cover, and the elasticity latch fitting is used for locking column spinner and column cover temporarily, and the upper end of column spinner links firmly with the center department of backplate downside.

Further, the elasticity latch fitting is including changeing cover and spring, change cover and column cover coaxial line, the lower extreme shaping of commentaries on classics cover has No. two rings, set up the even respectively vertical chute of a plurality of circumferencial direction along the column spinner on the outer wall at column spinner middle part, the inner circle shaping of No. two rings has a plurality of and vertical chute sliding fit's lug, coaxial shaping has the bulge loop that is located the vertical chute top of a plurality of on the outer wall at column spinner middle part, the spring is the middle part that the commentaries on classics cover was located to vertical cover, and the both ends of spring are inconsistent with the top of No. two rings and the bottom of bulge loop respectively, the bottom shaping of No. two rings has the even vertical bolt of a plurality of circumferencial direction along No. two rings, the top shaping of a ring has the vertical slot that a plurality of correspond with vertical bolt, every vertical bolt all inserts downwards and locates in the vertical slot that corresponds.

A use method of an English-Chinese translation contrast training device in college English teaching comprises the following steps:

s1, starting a telescopic cylinder to adjust the height of a display screen;

s2, manually lifting the rotating sleeve, then rotating the rotating sleeve, and adjusting the orientation of the display screen on the back plate;

s3, manually pulling out the first writing board to allow a student to practice exercises, manually pushing back the first writing board, wiping the first writing board by the first strip-shaped board, and simultaneously pushing out the second writing board in a clean state;

s4, manually pushing back the second writing board, wiping the second writing board by the second strip-shaped board eraser, and pushing out the first writing board in a clean state;

and S5, respectively pulling out the first writing board and the second writing board to allow two students to synchronously practice exercises.

Compared with the prior art, the invention has the following beneficial effects: compared with the traditional electronic screen for teaching, the device has the following advantages:

firstly, two writing boards are additionally arranged on the device, students can learn through contents displayed by an electronic screen, and meanwhile, the students can also test learning results in stages through the two writing boards, and the students can deepen impressions on the learned contents in the writing process;

secondly, the two writing boards of the device can be pulled out from the back side of the electronic screen, so that a large amount of storage space can be saved when the device is not used, and the problem of large occupied space of the writing boards is solved;

and thirdly, the two writing boards are driven by the two rebound hinges, after one of the writing boards is full, the current writing board is only required to be pushed back without manual erasing, the other clean writing board can be pushed out at the moment, and the pushed-back writing board can be erased by the corresponding bar-shaped board in the pushing-back process, so that the trouble that the writing board needs to be immediately erased to write next round after being written is avoided.

Drawings

FIG. 1 is a first schematic perspective view of an embodiment;

FIG. 2 is a schematic perspective view of the second embodiment;

FIG. 3 is a top view of the lift mechanism and rotation mechanism of the embodiment;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged partial schematic view of A1 in FIG. 4;

FIG. 6 is an enlarged partial schematic view of A2 of FIG. 5;

fig. 7 is an exploded perspective view of the rotary mechanism of the embodiment;

FIG. 8 is a perspective view of a cylindrical sleeve of an embodiment;

FIG. 9 is an exploded perspective view of a back plate, a first tablet, and a second tablet of an embodiment;

FIG. 10 is an enlarged partial view of A3 in FIG. 9;

FIG. 11 is an enlarged partial view of A4 in FIG. 9;

FIG. 12 is a schematic perspective view of a tablet II according to an embodiment;

FIG. 13 is a schematic perspective view of an embodiment of a second resilient hinge;

FIG. 14 is a schematic perspective view of the tablet I of the embodiment shown in a pulled-out position;

fig. 15 is a partially enlarged schematic view indicated by A5 in fig. 14.

The reference numbers in the figures are: 1. moving the base; 2. a back plate; 3. a display screen; 4. a first writing board; 5. a second writing board; 6. a first stopper; 7. a second limiter; 8. a first springback hinge; 9. a second resilient hinge; 10. a first strip-shaped eraser; 11. a second strip-shaped eraser; 12. a first slide rail mechanism; 13. a second slide rail mechanism; 14. a linear slide rail; 15. a guide slider; 16. a limiting slide block; 17. a bolt; 18. a fixed sheet; 19. a free sheet; 20. a torsion spring; 21. a rotating shaft; 22. a limiting plate; 23. an outer sleeve; 24. a telescopic cylinder; 25. a lifting column; 26. a linear bearing; 27. a columnar sleeve; 28. a first ring; 29. a ball bearing; 30. rotating the column; 31. rotating the sleeve; 32. a spring; 33. a second circular ring; 34. a vertical chute; 35. a bump; 36. a convex ring; 37. a vertical bolt; 38. and (4) a vertical slot.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 15, the english-chinese translation comparison training device in college english teaching comprises a movable base 1, a lifting mechanism is arranged on the movable base 1, a rotating mechanism is arranged on an output end of the lifting mechanism, a back plate 2 with a horizontal length direction is arranged on an output end of the rotating mechanism, a display screen 3 is fixedly arranged on one side of the back plate 2, a first writing board 4 and a second writing board 5 which can be respectively pulled out from two ends of the back plate 2 along the length direction of the back plate 2 are arranged on the other side of the back plate 2, the first writing board 4, the second writing board 5, the display screen 3 and the back plate 2 are parallel to each other, the first writing board 4 is close to the back plate 2, a first limiter 6 and a second limiter 7 for respectively limiting horizontal displacement of the first writing board 4 and the second writing board 5 are arranged on one side of the back plate 2 facing the first writing board 4, be equipped with conflict mechanism between No. one board 4 and No. two boards 5, conflict mechanism is including being close to respectively in backplate 2 both ends and respectively with No. one board 4 and No. two resilience hinge 8 of the continuous No. two resilience hinges 9 of No. two boards 5, the free end of a resilience hinge 8 and No. two resilience hinges 9 can conflict each other, when No. one board 4 was pushed back, drive No. two boards 5 roll-off through the free end of a resilience hinge 8, backplate 2 is close to one side of No. one board 4 and is fixed to be equipped with a bar eraser 10 that is used for wiping No. one board 4, no. one board 4 is fixed towards one side of No. two boards 5 and is equipped with No. two bar erasers 11 that are used for wiping No. two boards 5, a bar eraser 10 and No. two bar eraser 11 are close to respectively in the both ends that are close to backplate 2.

One side that display screen 3 was kept away from to backplate 2 is equipped with a slide rail mechanism 12 and No. two slide rail mechanisms 13 along backplate 2's width direction interval distribution, a slide rail mechanism 12 is the same with No. two slide rail mechanisms 13 structures, all include that two are interval distribution about and fix the linear slide rail 14 and two on locating 2 lateral walls of backplate and be symmetrical state respectively with two linear slide rail 14 sliding fit's the slider 15 that leads, the length direction of every linear slide rail 14 of group all is parallel with backplate 2's length direction, the upper and lower both ends of a board 4 link firmly with two slider 15 that lead that are close to backplate 2 respectively, the upper and lower both ends of No. two boards 5 link firmly with two slider 15 that lead that keep away from backplate 2 respectively.

Through the matching of the linear slide rail 14 and the guide slide block 15 in the first slide rail mechanism 12 and the second slide rail mechanism 13, the first writing board 4 and the second writing board 5 can slide along the length direction of the backup plate, and the first writing board 4 and the second writing board 5 slide and are limited through the first limiter 6 and the second limiter 7 respectively.

3. The English-Chinese intertranslation training device in college English teaching according to claim 2, wherein the number of the first position limiter 6 is two as same as the number of the second position limiter 7, and the structure of the first position limiter 6 is the same as the structure of the second position limiter 7, and each of the first position limiter 6 and the second position limiter 7 includes a position-limiting slider 16 and a bolt 17, wherein the two position-limiting sliders 16 in the first position limiter 6 are respectively slidably disposed on the two linear slide rails 14 close to the back plate 2, the two position-limiting sliders 16 in the second position limiter 7 are respectively slidably disposed on the two linear slide rails 14 far from the back plate 2, each bolt 17 is transversely rotatably disposed on the corresponding position-limiting slider 16, and each bolt 17 is used for abutting the corresponding position-limiting slider 16 against the linear slide rails 14.

Each limiting slide block 16 in the first limiter 6 and the second limiter 7 can adjust the position of each limiting slide block 16 on the corresponding linear slide rail 14 through horizontal sliding and is finally fixed temporarily through a bolt 17, the positions of the two limiting slide blocks 16 in the first limiter 6 on the two linear slide rails 14 are respectively close to the two ends of the back plate 2, the positions of the two limiting slide blocks 16 in the second limiter 7 on the two linear slide rails 14 are respectively close to the two ends of the back plate 2, in the initial state of the device, the first writing plate 4, the second writing plate 5 and the back plate 2 are superposed, one of the guide slide blocks 15 connected with the first writing plate 4 is abutted against the corresponding limiting slide block 16, one of the guide slide blocks 15 connected with the second writing plate 5 is abutted against the corresponding limiting slide block 16, after the first writing plate 4 is pulled out, the other guide slide block 15 connected with the first writing plate 4 is abutted against the corresponding limiting slide block 16, and after the second writing plate 5 is pulled out, the other guide slide block 15 connected with the second writing plate 5 is abutted against the corresponding limiting slide block 16;

in order to prevent the first tablet 4 and the second tablet 5 from automatically sliding when the movable base 1 is pushed in the initial state, when each limit slider 16 and each guide slider 15 are machined, a magnet (not shown in the figure) is installed on the side, facing the corresponding limit slider 16, of each guide slider 15, an iron block (not shown in the figure) is installed on the side, facing the corresponding limit slider 16, of each limit slider 16, and after each limit slider 16 abuts against the corresponding guide slider 15, the corresponding magnet and the corresponding iron block attract each other to temporarily fix the guide slider 15.

The quantity of a resilience hinge 8 and No. two resilience hinges 9 is the same and is two, and a resilience hinge 8 is the same with the structure of No. two resilience hinges 9, all include fixed page or leaf piece 18, free page or leaf piece 19 and torsional spring 20, free page or leaf piece 19 all is vertical with fixed page or leaf piece 18, the one end of free page or leaf piece 19 is articulated through one and is vertical pivot 21 and the one end of fixed page or leaf piece 18, free page or leaf piece 19 is equipped with a limiting plate 22 respectively with fixed page or leaf piece 18's homonymy, torsional spring 20 overlaps on locating pivot 21, the one end of torsional spring 20 is inconsistent with fixed page or leaf piece 18, the other end of torsional spring 20 is inconsistent with free page or leaf piece 19 and drives free page or leaf piece 19 to make two limiting plates 22 be the level inconsistent to one side upset, free page or leaf piece 19 and fixed page or leaf piece 18 are in the same straight line along the width direction of backplate 2 this moment, wherein, two number one resilience hinges 8 are the upper and lower both ends that a symmetric state located a board 4 respectively, two number resilience hinges 9 are the symmetric states and locate the upper and lower both ends of No. 5 respectively, no. 8 and No. two equal outer fringe of fixed page or leaf of the equal leaf of the board of No. 18 in every fixed page or leaf of No. 4, no. 9 equal outer fringe links firmly.

The first writing board 4 and the second writing board 5 are both provided with a pulling direction and a pushing direction, the pulling directions of the first writing board 4 and the second writing board 5 are opposite, the first writing board 4 and the second writing board 5 are respectively pulled out from two ends of the back plate 2, after the first rebound hinge 8 is installed, each first rebound hinge 8 is positioned in front of the corresponding guide slider 15 along the pulling direction of the first writing board 4, and after the second rebound hinge 9 is installed, each second rebound hinge 9 is positioned in front of the corresponding guide slider 15 along the pulling direction of the second writing board 5;

in the initial state, when the first tablet 4 is pulled out, in the process, one of the guide sliders 15 connected with the first tablet 4 is separated from the corresponding limit slider 16, each first rebound hinge 8 is displaced towards the corresponding second rebound hinge 9, the free leaf 19 in the first rebound hinge 8 abuts against the free leaf 19 in the second rebound hinge 9, at the same time, the second tablet 5 is driven by the first tablet 4 to have a tendency of being displaced towards the pulling-out direction of the first tablet 4, but through the action of the second limit stopper 7, the second tablet 5 cannot be moved, meanwhile, the free leaf 19 in the first rebound hinge 8 has a tendency of being turned due to the reaction force after abutting, but through the mutual interference of the corresponding two limit plates 22, the free leaf 19 in the first rebound hinge 8 is kept from being turned in the process, the free leaf 19 in the second rebound hinge 9 can turn towards the direction that the first writing board 4 is pulled due to being collided, and reset through the corresponding torsion spring 20 after turning over, after the free leaf 19 in the second rebound hinge 9 resets, the free leaf 19 in the first rebound hinge 8 moves from one side of the free leaf 19 in the second rebound hinge 9 to the other side thereof, the first writing board 4 is completely pulled out, the other guide slide block 15 connected with the first writing board 4 can be abutted against the corresponding limit slide block 16, when the first writing board 4 is fully written and needs to be replaced, the first writing board 4 is directly pushed back, at the moment, the free leaf 19 in the first rebound hinge 8 can be collided with the free leaf 19 in the second rebound hinge 9, finally, the second writing board 5 is pushed out, meanwhile, the words on the first writing board 4 are erased completely by the first strip eraser 10, in the process of pushing out the second writing board 5, the free leaf 19 in the first rebound hinge 8 is always in a stretched state through the corresponding torsion spring 20, the free leaf 19 in the second rebound hinge 9 is turned over and limited through the corresponding limiting plate 22, and after the second writing board 5 is completely pushed out, the first writing board 4 resets;

if the second writing board 5 is full, the second writing board 5 is pushed back immediately when the first writing board 4 is not needed, if the first writing board 4 is needed again, the second writing board 5 is pulled first, so that the free leaf 19 in the second rebound hinge 9 is abutted against the free leaf 19 in the first rebound hinge 8, in the process, the free leaf 19 in the first rebound hinge 8 is overturned and limited through the limiting plate 22, the free leaf 19 in the second rebound hinge 9 is overturned towards the direction of pulling the second writing board 5 and is reset through the corresponding torsion spring 20 after overturning, and then the second writing board 5 is pushed back directly, the free leaf 19 in the second rebound hinge 9 can abut against the free leaf 19 in the first rebound hinge 8, finally, the first writing board 4 is pushed out, meanwhile, characters on the second writing board 5 are completely erased by the second strip-shaped eraser 11, the first writing board 4 is pushed out along the direction that the first writing board 4 is pushed out, the free leaf 19 in the first rebound hinge 8 is located in front of the second rebound hinge 9, one of the guide sliders 15 connected with the first writing board 4 can abut against the corresponding limiting slider 16, and then the first writing board 4 is directly pushed back if the second writing board 5 is not needed to be used, and the first writing board 4 is directly pushed back if the second writing board 5 is needed to be used again.

The lifting mechanism comprises:

the outer sleeve 23 is vertically and fixedly arranged on the top of the movable base 1;

the telescopic cylinder 24 is coaxially and fixedly arranged at the top of the movable base 1 and is positioned in the outer sleeve 23, and the output end of the telescopic cylinder 24 is vertically upward;

the lifting column 25 is vertically arranged in the outer sleeve 23, the lower end of the lifting column 25 is coaxially and fixedly connected with the output end of the telescopic cylinder 24, the upper end of the lifting column 25 penetrates out of the outer sleeve 23, and a vertical linear bearing 26 is arranged between the lifting column 25 and the outer sleeve 23.

When starting telescopic cylinder 24 and starting, telescopic cylinder 24's output can drive lift post 25 and go up and down, and the back of lift post 25 rising, backplate 2 can drive display screen 3, a board 4 and No. two boards 5 rise to this adjusts the height of display screen 3, a board 4 and No. two boards 5, and wherein, linear bearing 26 is used for reducing the frictional force between lift post 25 and the outer tube 23.

The rotating mechanism includes:

the cylindrical sleeve 27 is coaxially and fixedly connected with the top of the lifting column 25, and a first circular ring 28 is coaxially formed at the top of the cylindrical sleeve 27;

a ball bearing 29 coaxially embedded in the cylindrical sleeve 27;

the rotating column 30 is coaxial with the cylindrical sleeve 27, and the lower end of the rotating column 30 downwards passes through the center of the first circular ring 28 and is inserted into the inner ring of the ball bearing 29;

wherein, the column spinner 30 links to each other with column cover 27 through elastic locking spare, and elastic locking spare is used for locking column spinner 30 and column cover 27 temporarily, and the upper end of column spinner 30 links firmly with the center department of backplate 2 downside.

When the orientation of display screen 3 needs to be adjusted, earlier make the column spinner 30 and the column cover 27 unblock that is fixed state through elasticity latch fitting, then rotate column spinner 30, make column spinner 30 drive backplate 2 and rotate to this orientation of adjusting display screen 3 through the rotation of backplate 2, after the orientation drive of display screen 3, make column spinner 30 and column cover 27 relock through elasticity latch fitting once more.

Elastic locking piece is including changeing cover 31 and spring 32, change cover 31 and cylindrical cover 27 coaxial line, the lower extreme shaping of changeing cover 31 has No. two rings 33, set up the even respectively vertical spout 34 of a plurality of circumferencial direction along the column spinner 30 on the outer wall at column spinner 30 middle part, the inner circle shaping of No. two rings 33 has a plurality of and vertical spout 34 sliding fit's lug 35, coaxial shaping has the bulge loop 36 that is located the even top of a plurality of vertical spout 34 on the outer wall at column spinner 30 middle part, spring 32 is vertical cover and locates the middle part of changeing cover 31, and the both ends of spring 32 respectively with No. two rings 33's top and bulge loop 36's bottom inconsistent, no. two rings 33's bottom shaping has a plurality of along the even vertical bolt 37 of the circumferencial direction of No. two rings 33, no. one ring 28's top shaping has a plurality of vertical slot 38 that corresponds with vertical bolt 37, every vertical bolt 37 all inserts downwards and locates in the vertical slot 38 that corresponds.

In an initial state, the spring 32 pushes the second circular ring 33 downwards through elastic force, in the process, the vertical pins 37 are inserted into the vertical slots 38 one by one, the bump 35 is matched with the vertical slots 34 through the bump 35, the rotating sleeve 31 cannot rotate currently, when the orientation of the display screen 3 needs to be adjusted, the rotating sleeve 31 is lifted manually, the bump 35 moves upwards in the corresponding vertical slot 34, the vertical pins 37 are separated from the corresponding vertical slots 38, the rotating sleeve 31 is rotated afterwards, as the bump 35 is located in the vertical slot 34, the rotating sleeve 31 drives the rotating column 30 to rotate, after the orientation of the display screen 3 is determined, the vertical pins 37 are aligned with the vertical slots 38 one by one, then the rotating sleeve 31 is released, and at this time, the rotating sleeve 31 is pushed downwards through the elastic force of the spring 32 again, so that the vertical pins 37 are inserted into the vertical slots 38 one by one again.

s1, starting a telescopic cylinder 24 to adjust the height of a display screen 3;

the display screen 3 is used for showing the content of chinese-english translation each other, and the student is after study, and the mr can switch into the content of only chinese with chinese-english translation on the display screen 3, then roll call let the student put on the desk and write out english translation through a tablet 4 or No. two tablets 5 to this comes to carry out the translation training to the student, can see the display screen 3 for the student of sitting at the rear in order to facilitate, adjusts the height of display screen 3 through telescopic cylinder 24.

S2, manually lifting the rotating sleeve 31, then rotating the rotating sleeve 31, and adjusting the orientation of the display screen 3 on the back plate 2;

the orientation of the display screen 3 is adjusted through the rotating mechanism, the adjusting process includes that the rotating sleeve 31 is lifted up to enable the bump 35 to move upwards in the corresponding vertical sliding groove 34, meanwhile, the vertical bolts 37 are separated from the corresponding vertical slots 38, the rotating sleeve 31 is rotated to enable the rotating column 30 to drive the backboard 2 to rotate, the rotation of the backboard 2 drives the display screen 3 to rotate, after the orientation of the display screen 3 is completely adjusted, the vertical bolts 37 are aligned with the vertical slots 38 one by one, then the rotating sleeve 31 is released, the rotating sleeve 31 is pushed downwards through the elastic force of the spring 32 again, the vertical bolts 37 are inserted into the vertical slots 38 one by one, and at the moment, the rotating sleeve 31 is locked with the column sleeve 27 again through the elastic locking piece.

S3, manually pulling out the first writing board 4 to allow a student to practice exercises, manually pushing back the first writing board 4, wiping the first writing board 4 by the first strip-shaped eraser 10, and simultaneously pushing out the second writing board 5 in a clean state;

when the first writing board 4 is pulled out, the second writing board 5 is fixed, when the first writing board 4 is fully written, the first writing board 4 is directly pushed back, the first writing board 4 can drive the second writing board 5 to be pushed out through the matching of the first rebound hinge 8 and the second rebound hinge 9, the first writing board 4 can be wiped by the first strip-shaped board wiper 10 when the first writing board 4 is pushed back, and the second writing board 5 pushed out at the moment is in a clean state.

S4, manually pushing back the second writing board 5, wiping the second writing board 5 by the second strip-shaped eraser 11, and simultaneously pushing out the first writing board 4 in a clean state;

after the second writing board 5 is fully written, if writing is needed subsequently, the second writing board 5 is directly pushed back, the first writing board 4 is driven to be pushed out by the second writing board 5 through the matching of the first rebound hinge 8 and the second rebound hinge 9, the second writing board 5 is wiped by the second strip-shaped eraser 11 when the second writing board 5 is pushed back, and the first writing board 4 pushed out at the moment is in a clean state.

And S5, respectively pulling out the first writing board 4 and the second writing board 5 to enable two students to synchronously exercise the practice exercises.

A tablet 4 and No. two tablets 5 are pulled out in manual synchronization, and in this process, the free leaf 19 in the rebound hinge 8 and the free leaf 19 in the rebound hinge 9 can contradict each other in the center department of backplate 2, pull a tablet 4 and No. two tablets 5 again this moment, and a tablet 4 and No. two tablets 5 are in the state of pulling out completely, can let two students write the translation simultaneously through a tablet 4 and No. two tablets 5 that pull out to this compares the training achievement.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A English-Chinese translation contrast training device in college English teaching is characterized by comprising a movable base (1), wherein a lifting mechanism is arranged on the movable base (1), a rotating mechanism is arranged at the output end of the lifting mechanism, a back plate (2) with a horizontal length direction is arranged at the output end of the rotating mechanism, a display screen (3) is fixedly arranged on one side of the back plate (2), a first writing plate (4) and a second writing plate (5) which can be respectively pulled out from two ends of the back plate (2) along the length direction of the back plate (2) are arranged on the other side of the back plate (2), the first writing plate (4), the second writing plate (5), the display screen (3) and the back plate (2) are mutually parallel, the first writing plate (4) is close to the back plate (2), a first abutting limiter (6) and a second abutting limiter (7) for respectively limiting the horizontal displacement of the first writing plate (4) and the second writing plate (5) are arranged on one side of the back plate (2) facing the first writing plate (4), a first abutting limiter (6) and a second abutting limiter (7) and a second abutting against limiter (9) and a hinge (9) and a second rebounding mechanism respectively close to the first rebounding mechanism (9), when the first writing board (4) is pushed back, the free end of the first springback hinge (8) drives the second writing board (5) to slide out, one side of the back plate (2) close to the first writing board (4) is fixedly provided with a first bar-shaped eraser (10) used for erasing the first writing board (4), one side of the first writing board (4) facing the second writing board (5) is fixedly provided with a second bar-shaped eraser (11) used for erasing the second writing board (5), and the first bar-shaped eraser (10) and the second bar-shaped eraser (11) are close to two ends of the back plate (2) respectively.

2. The English-Chinese intertranslation training device for the college English teaching according to claim 1, wherein a first slide rail mechanism (12) and a second slide rail mechanism (13) are arranged on one side of the back plate (2) away from the display screen (3) and are distributed at intervals along the width direction of the back plate (2), the first slide rail mechanism (12) and the second slide rail mechanism (13) have the same structure, each slide rail mechanism comprises two linear slide rails (14) which are distributed at intervals up and down and are fixedly arranged on the side wall of the back plate (2) and two guide sliders (15) which are symmetrically matched with the two linear slide rails (14) in a sliding mode, the length direction of each linear slide rail (14) is parallel to the length direction of the back plate (2), the upper end and the lower end of the first writing board (4) are fixedly connected with the two guide sliders (15) close to the back plate (2) respectively, and the upper end and the lower end of the second writing board (5) are fixedly connected with the two guide sliders (15) away from the back plate (2) respectively.

3. The English-Chinese intertranslation training device in college English teaching of claim 2, wherein the number of the first position limiter (6) is two as the number of the second position limiter (7), the structure of the first position limiter (6) is the same as that of the second position limiter (7), and each first position limiter comprises a position limiting slider (16) and a bolt (17), wherein the two position limiting sliders (16) in the first position limiter (6) are respectively slidably arranged on the two linear slide rails (14) close to the back plate (2), the two position limiting sliders (16) in the second position limiter (7) are respectively slidably arranged on the two linear slide rails (14) far away from the back plate (2), each bolt (17) is transversely and rotatably arranged on the corresponding position limiting slider (16), and each bolt (17) is used for abutting the corresponding position limiting slider (16) against the linear slide rails (14).

4. The English-Chinese intertranslation training device in college English teaching according to claim 1, wherein the number of the first resilient hinge (8) and the number of the second resilient hinge (9) are two, the number of the first resilient hinge (8) and the number of the second resilient hinge (9) are the same, the first resilient hinge (8) and the number of the second resilient hinge (9) are the same in structure, each of the first resilient hinge (8) and the second resilient hinge (9) comprises a fixed leaf (18), a free leaf (19) and a torsion spring (20), the free leaf (19) and the fixed leaf (18) are both vertical, one end of the free leaf (19) is hinged to one end of the fixed leaf (18) through a vertical rotating shaft (21), a limiting plate (22) is respectively arranged on the same side of the free leaf (19) and the fixed leaf (18), the torsion spring (20) is sleeved on the rotating shaft (21), one end of the torsion spring (20) abuts against the fixed leaf (18), the other end of the torsion spring (20) abuts against the free leaf (19) and drives the free leaf (19) to turn over to one side so that the two limiting plates (22) are horizontal, the free leaf (19) at the two ends of the two leaf (19) are respectively arranged on the two symmetrical ends of the two symmetrical back plates (9) along the direction of the fixed leaf (2), the two symmetrical line, the two ends of the two leaf (8) are respectively, the two leaf (8) and the two symmetrical line, the two ends of the two leaf (19) are in the two symmetrical state, the two symmetrical direction of the two ends of the two leaf (18), the two leaf (8) in the same side of the two symmetrical direction of the writing board (4), the fixed leaf (18) in each first rebound hinge (8) is fixedly connected with the outer edge of the first writing board (4), and the fixed leaf (18) in each second rebound hinge (9) is fixedly connected with the outer edge of the second writing board (5).

5. The English-Chinese intertranslation training device for college English teaching of claim 1, wherein the lifting mechanism comprises:

the outer sleeve (23) is vertically and fixedly arranged on the top of the movable base (1);

the telescopic cylinder (24) is coaxially and fixedly arranged at the top of the movable base (1) and is positioned in the outer sleeve (23), and the output end of the telescopic cylinder (24) is vertically upward;

the lifting column (25) is vertically arranged in the outer sleeve (23), the lower end of the lifting column (25) is coaxially and fixedly connected with the output end of the telescopic cylinder (24), the outer sleeve (23) penetrates through the upper end of the lifting column (25), and a vertical linear bearing (26) is arranged between the lifting column (25) and the outer sleeve (23).

6. The English-Chinese translation and contrast training device for college English teaching of claim 5, wherein the rotating mechanism comprises:

the cylindrical sleeve (27) is coaxially fixedly connected with the top of the lifting column (25), and a first circular ring (28) is coaxially formed at the top of the cylindrical sleeve (27);

a ball bearing (29) coaxially embedded in the columnar sleeve (27);

the rotating column (30) is coaxial with the cylindrical sleeve (27), and the lower end of the rotating column (30) downwards passes through the center of the first circular ring (28) and is inserted into the inner ring of the ball bearing (29);

wherein, column spinner (30) link to each other with column cover (27) through the elasticity latch fitting, and the elasticity latch fitting is used for locking column spinner (30) and column cover (27) temporarily, and the upper end of column spinner (30) links firmly with the center department of backplate (2) downside.

7. The English-Chinese translation comparison training device in college English teaching of claim 6, wherein the elastic locking piece comprises a rotating sleeve (31) and a spring (32), the rotating sleeve (31) and the cylindrical sleeve (27) are coaxial, a second circular ring (33) is formed at the lower end of the rotating sleeve (31), a plurality of vertical sliding grooves (34) which are uniformly and respectively arranged along the circumferential direction of the rotating column (30) are formed in the outer wall of the middle part of the rotating column (30), a plurality of protruding blocks (35) which are in sliding fit with the vertical sliding grooves (34) are formed in the inner ring of the second circular ring (33), protruding rings (36) which are positioned above the plurality of vertical sliding grooves (34) are coaxially formed in the outer wall of the middle part of the rotating column (30), the spring (32) is vertically sleeved in the middle part of the rotating sleeve (31), two ends of the spring (32) respectively contact with the top of the second circular ring (33) and the bottom of the protruding rings (36), a plurality of vertical inserting pins (37) are uniformly arranged in the top of the vertical inserting grooves (38), and each vertical inserting the vertical inserting pins (37) into the corresponding vertical inserting grooves (38).

8. A method for using the apparatus for training cross-translation between english and chinese in college english teaching, comprising the apparatus for training cross-translation between english and chinese in college english teaching according to any one of claims 1 to 7, wherein the method comprises the following steps:

s1, starting a telescopic cylinder (24) to adjust the height of a display screen (3);

s2, manually lifting the rotating sleeve (31), then rotating the rotating sleeve (31), and adjusting the orientation of the display screen (3) on the back plate (2);

s3, manually pulling out the first writing board (4) to allow a student to practice exercises, manually pushing back the first writing board (4), cleaning the first writing board (4) by the first strip-shaped eraser (10), and simultaneously pushing out the second writing board (5) in a clean state;

s4, manually pushing back the second writing board (5), wiping the second writing board (5) by the second strip-shaped eraser (11), and pushing out the first writing board (4) in a clean state;

and S5, respectively pulling out the first writing board (4) and the second writing board (5) to enable two students to synchronously practice exercises.