CN112189986A

CN112189986A - Bidirectional selection type English auxiliary teaching device and method

Info

Publication number: CN112189986A
Application number: CN202011277318.6A
Authority: CN
Inventors: 刘力源
Original assignee: Jilin Agricultural Science and Technology College
Current assignee: Jilin Agricultural Science and Technology College
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-01-08

Abstract

The invention discloses a bidirectional selection type English auxiliary teaching device and method, which comprises a bottom plate and a supporting plate arranged on the bottom plate, wherein the left side of the bottom of the supporting plate is communicated with a placing frame, and the surface of the supporting plate is provided with a first placing opening matched with the placing frame. This supplementary teaching device of two-way selection formula english and method, setting through first clipboard and second clipboard, lay into smooth desktop in the backup pad, a great study space is provided, and utilize the setting of cylinder, make the certain angle of second clipboard slope, be used for supporting dull and stereotyped or books, make the student can write notes the limit and watch the teaching materials, build good study condition, effectively reduce the probability that student's cervical vertebra problem appears, the selection of two-way, make the student can select comfortable angle to study, under the comfortable condition of student, obtain more excellent study result.

Description

Bidirectional selection type English auxiliary teaching device and method

Technical Field

The invention relates to the technical field of teaching auxiliary tools, in particular to a bidirectional selection type English auxiliary teaching device and method.

Background

The supplementary teaching aid of english teaching now has a lot of, and wherein the teaching board form is various, but all has some corresponding problems, and traditional english teaching adopts the form that the teacher wrote on the blackboard to explain for students, gives lessons inefficiency, and teaching time is limited in the classroom in addition, and the student need study after class, and the mr is not on one's side, can only study with the help of the network learning tool this moment.

Conventional student is with study table is exactly the desk that the top is the plane state, such a desk, when the student used instruments such as notebook computer or panel computer to study, the desktop can not adjust according to user's study state, make the student in the learning process, easily because long-time bowing produces the disease of cervical vertebra class, and because the study environment is comfortable inadequately, make the student because other reasons cause the condition of distraction, attention can not be concentrated, very influence student's study quality, provide a two-way selection formula english auxiliary teaching device and method for this specially, build a comfortable study environment for the student.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a bidirectional selection type English auxiliary teaching device and a bidirectional selection type English auxiliary teaching method, and solves the problems that the learning environment is not comfortable enough, the students are distracted due to other reasons, the attention cannot be concentrated, and the learning quality of the students is influenced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a bidirectional selection type English auxiliary teaching device comprises a bottom plate and a supporting plate arranged on the bottom plate, wherein the left side of the bottom of the supporting plate is communicated with a placing frame, the surface of the supporting plate is provided with a first placing opening matched with the placing frame, the middle part of the top of the bottom plate is fixedly connected with an air cylinder, the top end of an air cylinder push rod penetrates through the placing frame and is fixedly connected with a supporting frame, the outer surface of the supporting frame is matched with the inner surface of the placing frame, the right side of the top of the supporting plate is provided with a first writing plate in a sliding mode, the left top of the first writing plate is hinged with a second writing plate, the right side of the bottom of the second writing plate is provided with a sliding groove, the left bottom of an inner cavity of the sliding groove is fixedly connected with a limiting plate, the inner surface of the supporting frame is rotatably connected with a rotating, the top of bottom plate just is located the equal fixed mounting in both sides around the cylinder and has the locating plate, bolt fixedly connected with component force board is passed through on the right side of locating plate, and one side fixedly connected with supporting legs that the locating plate was kept away from to the component force board, the spout has all been seted up to both sides around the backup pad top right side, the bottom fixedly connected with of first clipboard and the slide of spout looks adaptation, the fixed orifices has been seted up in the front of slide, the equal threaded connection in right side at the backup pad front and the back has the locking threaded rod with the fixed orifices looks adaptation.

Preferably, the bottom of support frame just is located the equal fixedly connected with stabilizer bar in both sides around the cylinder, the through-hole with stabilizer bar looks adaptation is seted up at the top of locating plate, the bottom of stabilizer bar runs through places the frame and extends to the inside of through-hole.

Preferably, the right side of the positioning plate is fixedly connected with a positioning frame through a bolt, one side, far away from the positioning frame, of the positioning frame is fixedly connected with the bottom of the supporting plate through a bolt, and the surface of the positioning frame is fixedly connected with the surface of the component force plate through a bolt.

Preferably, a functional groove is formed in the left side of the top of the first writing board, and a baffle is connected to the inner surface of the functional groove in a sliding mode.

Preferably, the left side and the right side of the bottom of the baffle are both rotatably connected with connecting rods through rotating blocks, the rear side of the inner cavity of the functional groove and the position below the baffle are rotatably connected with a lifting threaded rod through a bearing, the front end of the lifting threaded rod penetrates through the first writing board and extends to the front side of the first writing board, the left side and the right side of the outer surface of the first writing board are both in threaded connection with moving blocks, and the top of each moving block is fixedly and rotatably connected with one end, far away from the baffle, of each connecting rod through the rotating blocks

Preferably, the bottom of the moving block is in sliding contact with the bottom of the inner cavity of the functional groove.

Preferably, the second placing opening is formed in the right side of the top of the supporting plate, and the storage frame is fixedly connected to the outer surface of the bottom of the supporting plate, located at the second placing opening.

Preferably, the tops of the component force plates are fixedly connected with an attachment plate, and the tops of the two attachment plates on the same horizontal plane on the two component force plates are fixedly connected with a bearing plate through bolts.

Preferably, the clamping groove is formed in the left side of the top of the supporting plate, and the cushion pad is fixedly connected to the bottom of the inner cavity of the clamping groove.

The invention also discloses a use method of the bidirectional selection type English auxiliary teaching device, which specifically comprises the following steps:

step one, leveling teaching: the cylinder is in a contraction state, the second writing board and the first writing board are in the same horizontal plane at the moment, namely the first writing board and the second writing board are in a flat state, the available space for a user is large, the user can place a notebook computer or other learning tools on the second writing board for watching and learning, and the first writing board is used for making notes, so that the use is comfortable;

step two, slant teaching: the control switch is used for controlling the cylinder to extend, the cylinder jacks up the support frame, the rotating rod is further enabled to rotate in the sliding groove, the second writing board is jacked up under the limiting effect of the limiting plate, the second writing board is enabled to incline around the first writing board, the control switch is used for controlling the cylinder to stop extending, at the moment, the first writing board and the second writing board form a certain angle, a user can directly place plate-shaped learning tools such as books or tablet computers on the second writing board, the lifting threaded rod can be rotated, the moving block is enabled to move towards two sides along the lifting threaded rod, the connecting rod is further pushed to enable the baffle to ascend, and the placed learning tools are blocked;

step three, angle adjustment: after the second writing board is adjusted to a certain inclination angle in the second step, the user still feels uncomfortable in angle, at the moment, the user can rotate the locking threaded rod to enable the locking threaded rod to be separated from the fixed hole, then the first writing board is pushed to drive the sliding plate to slide along the sliding groove, at the moment, the inclination angle of the second writing board is changed again under the limit of the rotating rod, and when the user adjusts the second writing board to a proper angle, the locking threaded rod is rotated to enable the locking threaded rod to be inserted into the fixed hole, and at the moment, angle fixing is finished;

step four, leveling adjustment: based on the regulation to second clipboard inclination in step three, reverse operation, with first clipboard back that resets, then rotate lifting threaded rod for during the baffle withdrawed the function groove, reset at the control cylinder, the second clipboard loses the holding power, falls back to in the backup pad, resumes to the horizontality promptly.

(III) advantageous effects

The invention provides a bidirectional selection type English auxiliary teaching device and method. The method has the following beneficial effects:

(1) the two-way selection type English auxiliary teaching device and the method are characterized in that a smooth desktop is directly laid on a supporting plate through the arrangement of a first writing board and a second writing board, so that when students use computers or other learning materials for learning, a large learning space is provided, the materials are convenient to search, the second writing board can be directly jacked up by controlling the lifting of an air cylinder through the arrangement of the air cylinder, the second writing board is inclined by a certain angle and is used for supporting flat plates or books, so that both hands are liberated, the students can read the teaching materials while writing notes, good learning conditions are created, the learning quality is further improved, under the matching action of a locking threaded rod and a sliding plate, the inclination angle of the second writing board can be adjusted, and the students can obtain good teaching under the condition of not lowering heads, the probability that the cervical vertebra problem of the student appears is effectively reduced, and a selection space is provided for the student through the selection of the two-way mode, so that the student can select a comfortable angle to study, and under the condition that the student is comfortable, a more excellent study result is obtained.

(2) This teaching device and method are assisted to two-way selection formula english, setting through lifting threaded rod, make the student when rotating lifting threaded rod, just can drive two movable blocks and be close to each other or keep away from, and then drive the connecting rod and remove, thereby control baffle raises or descending purpose from the function groove, slope at the second clipboard like this, and when putting the learning tool on the second clipboard, can utilize the baffle to carry out the check to it, thereby avoid the learning tool condition that automatic landing appears, guarantee that the stability of learning environment lasts.

(3) This two-way selection formula english auxiliary teaching device and method sets up the attachment strap on the partition board to utilize the attachment strap to fix and accept the board, can strengthen the fastening nature of contact between two partition boards, wherein the quantity of attachment strap sets up a plurality ofly moreover, and the student can select the mounting height who accepts the board according to the height condition of self, thereby makes things convenient for the support to student foot, thereby avoids the student to appear the unsettled situation of foot and appears.

Drawings

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

FIG. 2 is a schematic view of a second writing board of the present invention connected to a supporting frame structure;

FIG. 3 is a schematic view of the connection of the cylinder, the support frame and the rotating rod structure of the present invention;

FIG. 4 is a schematic structural view of a second writing board according to the present invention;

FIG. 5 is a schematic view of the connection of the first writing board, the sliding slot, the sliding plate and the locking threaded rod structure of the present invention;

FIG. 6 is a schematic connection diagram of the functional groove, the baffle, the lifting threaded rod, the guide rod, the moving block and the first writing board structure according to the present invention;

fig. 7 is a schematic structural view of the second writing board of the present invention in a horizontal state.

In the figure, 1, a bottom plate; 2. a support plate; 3. placing the frame; 4. a first placing port; 5. a cylinder; 6. a support frame; 7. a first writing pad; 8. a second writing board; 9. a sliding groove; 10. a limiting plate; 11. a rotating rod; 12. positioning a plate; 13. a force-dividing plate; 14. supporting legs; 15. a chute; 16. a slide plate; 17. a fixing hole; 18. locking the threaded rod; 19. a stabilizer bar; 20. a through hole; 21. a positioning frame; 22. a functional groove; 23. a baffle plate; 24. a connecting rod; 25. lifting a threaded rod; 26. a moving block; 27. a second placing port; 28. a storage frame; 29. a butt strap; 30. a bearing plate; 31. a card slot; 32. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the embodiment of the present invention provides the following two technical solutions:

the first embodiment,

The utility model provides a supplementary teaching device of two-way selection formula english, includes bottom plate 1 and sets up backup pad 2 on bottom plate 1.

As a preferred scheme, the left side of the bottom of the supporting plate 2 is communicated with a placing frame 3, the surface of the supporting plate 2 is provided with a first placing port 4 matched with the placing frame 3, the middle part of the top of the bottom plate 1 is fixedly connected with a cylinder 5, the top end of a push rod of the cylinder 5 penetrates through the placing frame 3 and is fixedly connected with a supporting frame 6, the outer surface of the supporting frame 6 is matched with the inner surface of the placing frame 3, the right side of the top of the supporting plate 2 is slidably provided with a first writing board 7, the top part of the left side of the first writing board 7 is hinged with a second writing board 8, the right side of the bottom part of the second writing board 8 is provided with a sliding groove 9, the bottom part of the left side of the inner cavity of the sliding groove 9 is fixedly connected with a limiting plate 10, the inner surface of the supporting frame 6 is rotatably connected with a rotating rod 11 matched with the sliding groove, the right side of the positioning plate 12 is fixedly connected with a force distribution plate 13 through a bolt, one side of the force distribution plate 13 far away from the positioning plate 12 is fixedly connected with a supporting leg 14, the front side and the rear side of the right side of the top of the supporting plate 2 are respectively provided with a sliding groove 15, the bottom of the first writing plate 7 is fixedly connected with a sliding plate 16 matched with the sliding grooves 15, the front side of the sliding plate 16 is provided with a fixing hole 17, the right sides of the front side and the back side of the supporting plate 2 are respectively in threaded connection with a locking threaded rod 18 matched with the fixing hole 17, further, through the arrangement of the first writing plate 7 and the second writing plate 8, a smooth desktop is directly laid on the supporting plate 2, so that when a student uses a computer or other learning materials to learn, a larger learning space is provided, the materials are convenient to search, and the second writing plate 8 can be directly jacked, make 8 certain angles of slope of second clipboard, a be used for supporting dull and stereotyped or books, thereby liberation both hands, make the student can read the teaching material while writing notes, build good study condition, and then improve the quality of study, under the mating reaction of locking threaded rod 18 with slide 16, can adjust the inclination of second clipboard 8, make the student can obtain good teaching under the condition of not lowering the head, effectively reduce the probability that student's cervical vertebra problem appears, the selection of bidirectional type, give the student and provided a selection space, thereby make the student can select comfortable angle to study, under the comfortable condition of student mood, obtain more excellent study result.

Example II,

This embodiment is as the improvement of last embodiment, a two-way selection formula english auxiliary teaching device, includes bottom plate 1 and sets up backup pad 2 on bottom plate 1.

As preferred scheme, the bottom of support frame 6 and the equal fixedly connected with stabilizer bar 19 in both sides around being located cylinder 5, the through-hole 20 with stabilizer bar 19 looks adaptation is seted up at the top of locating plate 12, stabilizer bar 19's bottom is run through and is placed frame 3 and extend to the inside of through-hole 20, explain further, cooperation stabilizer bar 19's setting can guarantee the stability of support frame 6 in the lift in-process, simultaneously through the position to placing frame 3 injects, reach the spacing purpose to backup pad 2, guarantee the steady of desktop.

As a preferable scheme, the right side of the positioning plate 12 is fixedly connected with a positioning frame 21 through a bolt, one side of the positioning frame 21, which is far away from the positioning frame 21, is fixedly connected with the bottom of the supporting plate 2 through a bolt, and the surface of the positioning frame 21 is fixedly connected with the surface of the force distribution plate 13 through a bolt, further explaining that the positioning frame 21 is used for sharing the stress of the supporting plate 2, and under the cooperation effect of the force distribution plate 13, the whole device is in a relatively stable state, and meanwhile, the limitation of the desk corner on the position of a student is reduced, so that the activity space is increased.

Preferably, the left side of the top of the first writing board 7 is provided with a function groove 22, the inner surface of the function groove 22 is connected with a baffle plate 23 in a sliding manner, the left side and the right side of the bottom of the baffle plate 23 are both connected with a connecting rod 24 through a rotating block in a rotating manner, the rear side of the inner cavity of the function groove 22 and the lower side of the baffle plate 23 are connected with a lifting threaded rod 25 through a bearing in a rotating manner, the front end of the lifting threaded rod 25 penetrates through the first writing board 7 and extends to the front side of the first writing board 7, the left side and the right side of the outer surface of the first writing board 7 are both connected with moving blocks 26 in a threaded manner, the top of the moving blocks 26 is fixedly and rotatably connected with one ends of the connecting rods 24 far away from the baffle plate 23 through the rotating blocks, the bottom of the moving blocks 26 is in sliding contact with the bottom of the inner cavity of the function, it may occur that the two moving blocks 26 are close to each other or far away from each other.

As the preferred scheme, the second is seted up on the right side at backup pad 2 top and is placed mouthful 27, and the bottom of backup pad 2 just is located the outer fixed surface who places mouthful 27 and is connected with storage frame 28, and further explain, utilize the setting of storage frame 28, when promoting the motion of first clipboard 7, leak out storage frame 28, can carry out interim storage for student's instrument, increase the function of using.

Preferably, the top of the force dividing plate 13 is fixedly connected with an attachment plate 29, and the top of the two attachment plates 29 on the same horizontal plane on the two force dividing plates 13 is fixedly connected with a receiving plate 30 through bolts.

As preferred scheme, draw-in groove 31 has been seted up on the left side at backup pad 2 top, and the bottom fixedly connected with blotter 32 of draw-in groove 31 inner chamber, and further explain, blotter 32 adopts the rubber materials preparation to form, utilizes the setting of blotter 32, carries out a buffering when can descending to second clipboard 8 to reduce the probability that second clipboard 8 damaged.

The advantages of the second embodiment over the first embodiment are: through the arrangement of the lifting threaded rod 25, when a student rotates the lifting threaded rod 25, the student can drive the two moving blocks 26 to approach or separate from each other, and thus the connecting rod 24, to control the purpose of raising or lowering the flap 23 from the functional groove 22, so that when the second writing board 8 is tilted, when the learning tools are placed on the second writing board 8, the blocking board 23 can be used for blocking the learning tools, thereby avoiding the situation that the learning tool automatically slides down and ensuring the stability and the continuity of the learning environment, and through arranging the access board 29 on the component force board 13, and the butt strap 29 is used for fixing the bearing plate 30, the tightness of the connection between the two force dividing plates 13 can be enhanced, and a plurality of the butt straps 29 are arranged, students can select the installation height of the bearing plate 30 according to the height condition of the students, thereby the convenience is to the support of student's foot to avoid the student to appear the unsettled situation of foot.

The use method of the bidirectional selection type English auxiliary teaching device specifically comprises the following steps:

step one, leveling teaching: the cylinder 5 is in a contraction state, the second writing board 8 and the first writing board 7 are in the same horizontal plane at the moment, namely the first writing board 7 and the second writing board 8 are in a flat state, the available space for a user is large, the user can place a notebook computer or other learning tools on the second writing board 8 to watch and learn, and the first writing board 7 is used for making notes, so that the use is comfortable;

step two, slant teaching: the extension of the cylinder 5 is controlled by the control switch, the cylinder 5 jacks up the support frame 6, the rotating rod 11 is further enabled to rotate in the sliding groove 9, the second writing board 8 is jacked up under the limiting of the limiting plate 10, the second writing board 8 is enabled to incline around the first writing board 7, the control switch is utilized to control the cylinder 5 to stop extending, at the moment, the first writing board 7 and the second writing board 8 form a certain angle, a user can directly place plate-shaped learning tools such as books or tablet computers on the second writing board 8, the lifting threaded rod 25 can be rotated, the moving block 26 moves towards two sides along the lifting threaded rod 25, the connecting rod 24 is further pushed to enable the baffle plate 23 to ascend, and the placed learning tools are blocked;

step three, angle adjustment: after the second writing board 8 is adjusted to a certain inclination angle in the second step, the user still feels uncomfortable in angle, at this time, the user can rotate the locking threaded rod 18 to enable the locking threaded rod 18 to be separated from the fixed hole, then the first writing board 7 is pushed to drive the sliding plate 16 to slide along the sliding groove 15, at this time, the inclination angle of the second writing board 8 is changed again under the limit of the rotating rod 11, and when the user adjusts the second writing board 8 to a proper angle, the locking threaded rod 18 is rotated to enable the locking threaded rod 18 to be inserted into the fixed hole 17, and at this time, angle fixing is completed;

step four, leveling adjustment: based on the regulation to second clipboard 8 inclination in step three, reverse operation, after reseing first clipboard 7, then rotate lifting threaded rod 25 for in baffle 23 withdrawed functional groove 22, reseing at control cylinder 5, second clipboard 8 lost the holding power, fall back to on backup pad 2, resume promptly to the horizontality.

In summary, in the practical application process of the invention, a large planar learning platform can be provided by the combination of the first writing board 7 and the second writing board 8, the second writing board 8 can be in an inclined state under the combined action of the structures such as the cylinder 5, the support frame 6, the rotating rod 11, the sliding groove 9, the limiting plate 10 and the first writing board 7, so that the device has a bidirectional selection function, and the inclination angle of the second writing board 8 can be finely adjusted under the cooperation of the locking threaded rod 18, the sliding plate 16 and the fixing hole 17, so that the second writing board 8 can better fit the sight line of the student, the student can obtain information more cleanly, a comfortable learning condition can be provided for the student, and the learning quality of the student can be improved.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 utility model provides a teaching device is assisted to two-way selection formula english, includes bottom plate (1) and backup pad (2) of setting on bottom plate (1), its characterized in that: the left side of the bottom of the supporting plate (2) is communicated with a placing frame (3), the surface of the supporting plate (2) is provided with a first placing opening (4) matched with the placing frame (3), the middle of the top of the bottom plate (1) is fixedly connected with a cylinder (5), the top end of a push rod of the cylinder (5) penetrates through the placing frame (3) and is fixedly connected with a supporting frame (6), the outer surface of the supporting frame (6) is matched with the inner surface of the placing frame (3), the right side of the top of the supporting plate (2) is slidably provided with a first writing plate (7), the left top of the first writing plate (7) is hinged with a second writing plate (8), the right side of the bottom of the second writing plate (8) is provided with a sliding groove (9), the left bottom of an inner cavity of the sliding groove (9) is fixedly connected with a limiting plate (10), the inner surface of the supporting frame (6) is rotatably connected with a rotating rod (, and the surface sliding contact of the surface of bull stick (11) and limiting plate (10), the top of bottom plate (1) just is located the equal fixed mounting in both sides around cylinder (5) has locating plate (12), bolt fixedly connected with minute force board (13) is passed through on the right side of locating plate (12), and minute force board (13) keep away from one side fixedly connected with supporting legs (14) of locating plate (12), spout (15) have all been seted up to both sides around backup pad (2) top right side, bottom fixedly connected with and slide (16) of spout (15) looks adaptation of first clipboard (7), fixed orifices (17) have been seted up in the front of slide (16), backup pad (2) are positive and the equal threaded connection in right side at the back has locking threaded rod (18) with fixed orifices (17) looks adaptation.

2. The two-way selective english teaching aid of claim 1, characterized in that: the bottom of support frame (6) just is located the equal fixedly connected with stabilizer bar (19) in the front and back both sides of cylinder (5), through-hole (20) with stabilizer bar (19) looks adaptation are seted up to the top of locating plate (12), the bottom of stabilizer bar (19) is run through and is placed frame (3) and extend to the inside of through-hole (20).

3. The two-way selective english teaching aid of claim 1, characterized in that: the right side of the positioning plate (12) is fixedly connected with a positioning frame (21) through a bolt, one side, far away from the positioning frame (21), of the positioning frame (21) is fixedly connected with the bottom of the supporting plate (2) through a bolt, and the surface of the positioning frame (21) is fixedly connected with the surface of the component force plate (13) through a bolt.

4. The two-way selective english teaching aid of claim 1, characterized in that: the left side of the top of the first writing plate (7) is provided with a functional groove (22), and the inner surface of the functional groove (22) is connected with a baffle (23) in a sliding manner.

5. The two-way selective English auxiliary teaching device according to claim 4, wherein: the left and right sides of baffle (23) bottom all is connected with connecting rod (24) through the turning block rotation, the rear side of function groove (22) inner chamber just is located the below of baffle (23) and rotates through the bearing and is connected with lifting threaded rod (25), and lifting threaded rod (25)'s front end runs through first writing board (7) and extends to the front of first writing board (7), the equal threaded connection in left and right sides of first writing board (7) surface has movable block (26), and the top of movable block (26) is connected through the one end fixed rotation that baffle (23) were kept away from to turning block and connecting rod (24).

6. The two-way selective English auxiliary teaching device according to claim 5, wherein: the bottom of the moving block (26) is in sliding contact with the bottom of the inner cavity of the functional groove (22).

7. The two-way selective english teaching aid of claim 1, characterized in that: the second has been seted up on the right side at backup pad (2) top and has been placed mouth (27), the bottom of backup pad (2) just is located the outer fixed surface who places mouth (27) of second and is connected with storage frame (28).

8. The two-way selective english teaching aid of claim 1, characterized in that: the top of the force dividing plate (13) is fixedly connected with an attachment strap (29), and the tops of the two attachment straps (29) on the two force dividing plates (13) are fixedly connected with a bearing plate (30) through bolts.

9. The two-way selective english teaching aid of claim 1, characterized in that: the left side at the top of the supporting plate (2) is provided with a clamping groove (31), and the bottom of the inner cavity of the clamping groove (31) is fixedly connected with a cushion pad (32).

10. A bidirectional selective english teaching aid according to any one of claims 1 to 9, wherein: the using method specifically comprises the following steps:

step one, leveling teaching: the cylinder (5) is in a contraction state, the second writing board (8) and the first writing board (7) are in the same horizontal plane at the moment, namely the first writing board (7) and the second writing board (8) are in a flat state, the available space of a user is large, the user can place a notebook computer or other learning tools on the second writing board (8) to watch and learn, and the first writing board (7) is used for taking notes, so that the use is comfortable;

step two, slant teaching: the extension of the cylinder (5) is controlled by using a control switch, the cylinder (5) jacks up the support frame (6), so that the rotating rod (11) rotates inside the sliding groove (9), the second writing board (8) is jacked up under the limiting of the limiting plate (10), the second writing board (8) inclines around the first writing board (7), the cylinder (5) is controlled by using the control switch to stop extending, a certain angle is formed between the first writing board (7) and the second writing board (8), a user can directly place plate-shaped learning tools such as books or tablet computers on the second writing board (8), and the lifting threaded rod (25) can be rotated, so that the moving block (26) moves towards two sides along the lifting threaded rod (25), and the connecting rod (24) is pushed to enable the baffle plate (23) to ascend, and the placed learning tools are blocked;

step three, angle adjustment: after the second writing board (8) is adjusted to a certain inclination angle in the second step, the user still feels uncomfortable in angle, at the moment, the user can rotate the locking threaded rod (18) to enable the locking threaded rod (18) to be separated from the fixed hole, then the first writing board (7) is pushed to drive the sliding plate (16) to slide along the sliding groove (15), at the moment, the inclination angle of the second writing board (8) changes again under the limiting effect of the rotating rod (11), and when the user adjusts the second writing board (8) to a proper angle, the locking threaded rod (18) is rotated to enable the locking threaded rod (18) to be inserted into the fixed hole (17), and at the moment, angle fixing is completed;

step four, leveling adjustment: based on the regulation to second clipboard (8) inclination in step three, reverse operation, reset back first clipboard (7), then rotate lifting threaded rod (25) for during baffle (23) are withdrawed function groove (22), reset in control cylinder (5), second clipboard (8) lose the holding power, fall back to on backup pad (2), resume promptly to the leveling condition.