CN210733677U

CN210733677U - English teaching assistance presentation device

Info

Publication number: CN210733677U
Application number: CN201921874942.7U
Authority: CN
Inventors: 纪爱芹; 彭桢
Original assignee: Anyang Normal University
Current assignee: Anyang Normal University
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-12
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses an english teaching assistance presentation device, the on-line screen storage device comprises a base, the spout has all been seted up to the both sides at base top, the inner chamber sliding connection of spout has the slider, the shifting chute has been seted up to the top fixedly connected with dead lever of slider, two corresponding one sides of dead lever, the bottom fixedly connected with servo motor of shifting chute inner chamber, servo motor's output fixedly connected with threaded rod, the top fixedly connected with bearing of threaded rod, and the top and the dead lever fixed connection of bearing. The utility model discloses a base, spout, slider, dead lever, shifting chute, servo motor, threaded rod, thread piece, round bar and electric putter's cooperation is used, has realized once only can draw the purpose of four parallel straight lines at the optional position of blackboard, has increased teaching efficiency, has improved the practicality and the usability of supplementary presentation device, and then can be better satisfy user's user demand.

Description

English teaching assistance presentation device

Technical Field

The utility model relates to a teaching technical field specifically is supplementary presentation device of english teaching.

Background

At present, english teaching more and more receives people's attention, it is all very important to everyone to learn english, when carrying out the teaching of english, the teacher generally can demonstrate the sign of every english phrase in four straight lines and write the mode, however, four present straight lines are drawn through the ruler, every draws all to consume certain time, the efficiency on class is given in serious influence, and four straight lines of drawing are also unparallel, cause the nonstandard of writing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english teaching assistance presentation device possesses can once only draw four parallel straight lines at the optional position of blackboard, great increase the advantage of efficiency, solved four present straight lines and all drawn through the ruler, every draws all will consume certain time, the efficiency on class is seriously influenced, and four straight lines drawn are also not parallel, cause the nonstandard problem of writing.

In order to achieve the above object, the utility model provides a following technical scheme: demonstration device is assisted in english teaching, the on-line screen storage device comprises a base, the spout has all been seted up to the both sides at base top, the inner chamber sliding connection of spout has the slider, the shifting chute has been seted up to the top fixedly connected with dead lever of slider, two corresponding one sides of dead lever, the bottom fixedly connected with servo motor of shifting chute inner chamber, servo motor's output fixedly connected with threaded rod, the top fixedly connected with bearing of threaded rod, and the top and the dead lever fixed connection of bearing, the surface of threaded rod is provided with the thread block, fixedly connected with round bar between two thread blocks, the both sides at base top just are located the equal fixedly connected with backup pad in the place ahead of two dead levers, and the first electric putter of back fixedly connected with of backup pad, the one end and the dead lever fixed connection of backup.

Preferably, the four corners of the bottom of the base are fixedly connected with fixing frames, and anti-skid lines are arranged at the bottom of the fixing frames.

Preferably, the middle part of the thread block is provided with a thread groove, and the inner cavity of the thread groove is in threaded connection with the threaded rod.

Preferably, one side of the inner cavity of the fixed frame is fixedly connected with a second electric push rod, one end of the second electric push rod, which is far away from the fixed frame, is fixedly connected with a fixed plate, and one side of the fixed plate far away from the second electric push rod is fixedly connected with a first connecting block, one side of the first connecting block far away from the fixed plate is movably connected with a first movable rod and a second movable rod, one end of the first movable rod, which is far away from the first connecting block, is movably connected with a second connecting block, the top of the second connecting block is fixedly connected with the fixed frame, one end of the second movable rod, which is far away from the first connecting block, is movably connected with a third connecting block, the bottom of the third connecting block is fixedly connected with a bearing plate, the bottom fixedly connected with universal wheel of loading board, the equal fixedly connected with movable block in both sides of loading board, the activity groove of using with the movable block cooperation is all seted up to the bottom of fixed frame both sides.

Preferably, the number of the round rods is four, and a handle is fixedly connected to the right side of the base.

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

1. the utility model discloses a base, spout, slider, dead lever, shifting chute, servo motor, threaded rod, thread piece, round bar and electric putter's cooperation is used, has realized once only can draw the purpose of four parallel straight lines at the optional position of blackboard, has increased teaching efficiency, has improved the practicality and the usability of supplementary presentation device, and then can be better satisfy user's user demand.

2. The utility model discloses a set up fixed frame and anti-skidding line, can better support and fix the base, through setting up thread groove and threaded rod, can carry out better removal to the thread piece, through second electric putter, first connecting block, first movable rod, the second connecting block, the third connecting block, the loading board, the universal wheel, the cooperation of movable block and activity groove is used, can be better remove the base according to user's user demand, through setting up the handle, convenient to use person removes the base.

Drawings

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

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

fig. 3 is an enlarged view of a portion of fig. 1A according to the present invention.

In the figure: 1. a base; 2. a chute; 3. a slider; 4. fixing the rod; 5. a moving groove; 6. a servo motor; 7. a threaded rod; 8. a thread block; 9. a round bar; 10. a first electric push rod; 11. a fixing frame; 12. a second electric push rod; 13. a first connection block; 14. a first movable bar; 15. a second movable bar; 16. a second connecting block; 17. a third connecting block; 18. a carrier plate; 19. a universal wheel; 20. a movable block; 21. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an auxiliary demonstration device for english teaching comprises a base 1, wherein four corners of the bottom of the base 1 are fixedly connected with a fixed frame 11, the bottom of the fixed frame 11 is provided with anti-skid patterns, the base 1 can be better supported and fixed by arranging the fixed frame 11 and the anti-skid patterns, one side of an inner cavity of the fixed frame 11 is fixedly connected with a second electric push rod 12, one end of the second electric push rod 12 far away from the fixed frame 11 is fixedly connected with a fixed plate, one side of the fixed plate far away from the second electric push rod 12 is fixedly connected with a first connecting block 13, one side of the first connecting block 13 far away from the fixed plate is movably connected with a first movable rod 14 and a second movable rod 15, one end of the first movable rod 14 far away from the first connecting block 13 is movably connected with a second connecting block 16, the top of the second connecting block 16 is fixedly connected with the fixed frame 11, one end of the second movable rod 15, the bottom of the third connecting block 17 is fixedly connected with a bearing plate 18, the bottom of the bearing plate 18 is fixedly connected with a universal wheel 19, two sides of the bearing plate 18 are fixedly connected with movable blocks 20, the bottom of two sides of the fixed frame 11 is provided with movable grooves 21 matched with the movable blocks 20 for use, the base 1 can be better moved according to the use requirements of a user through the matching use of the second electric push rod 12, the first connecting block 13, the first movable rod 14, the second movable rod 15, the second connecting block 16, the third connecting block 17, the bearing plate 18, the universal wheel 19, the movable blocks 20 and the movable grooves 21, the sliding grooves 2 are respectively arranged on two sides of the top of the base 1, the inner cavity of the sliding groove 2 is slidably connected with a sliding block 3, the top of the sliding block 3 is fixedly connected with fixed rods 4, one side corresponding to the two fixed rods 4 is provided with a moving groove 5, the, the output end of the servo motor 6 is fixedly connected with a threaded rod 7, the top of the threaded rod 7 is fixedly connected with a bearing, the top of the bearing is fixedly connected with a fixed rod 4, the surface of the threaded rod 7 is provided with threaded blocks 8, the middle part of each threaded block 8 is provided with a threaded groove, the inner cavity of each threaded groove is in threaded connection with the corresponding threaded rod 7, the threaded blocks 8 can be moved better by arranging the threaded grooves and the threaded rods 7, round rods 9 are fixedly connected between the two threaded blocks 8, the number of the round rods 9 is four, the right side of the base 1 is fixedly connected with a handle, a user can conveniently move the base 1 by arranging the handles, supporting plates are fixedly connected to the two sides of the top of the base 1 and positioned in front of the two fixed rods 4, the back of each supporting plate is fixedly connected with a first electric push rod 10, one end, far away, the cooperation through base 1, spout 2, slider 3, dead lever 4, shifting chute 5, servo motor 6, threaded rod 7, thread block 8, round bar 9 and first electric putter 10 is used, has realized once only drawing the purpose of four parallel sharp at the optional position of blackboard, has increased teaching efficiency, has improved the practicality and the usability of supplementary presentation device, and then the user demand that satisfies the user that can be better.

During the use, open servo motor 6, servo motor 6 drives threaded rod 7 and rotates, threaded rod 7 drives the thread piece 8 and reciprocates, thread piece 8 drives round bar 9 and reciprocates, highly adjust round bar 9, open first electric putter 10, first electric putter 10 drives the 4 back-and-forth movements of dead lever, dead lever 4 drives the 3 back-and-forth movements of slider, open second electric putter 12, second electric putter 12 drives first movable rod 14 and second movable rod 15 and removes, second movable rod 15 drives loading board 18 and reciprocates, loading board 18 drives universal wheel 19 and movable block 20 and reciprocates, can more convenient to use person remove base 1, the purpose that can once only draw the straight line of four parallels at the optional position of blackboard has been realized.

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. Demonstration device is assisted in english teaching, including base (1), its characterized in that: the two sides of the top of the base (1) are both provided with sliding grooves (2), an inner cavity of each sliding groove (2) is slidably connected with a sliding block (3), the top of each sliding block (3) is fixedly connected with a fixed rod (4), one side corresponding to each fixed rod (4) is provided with a moving groove (5), the bottom of the inner cavity of each moving groove (5) is fixedly connected with a servo motor (6), the output end of each servo motor (6) is fixedly connected with a threaded rod (7), the top of each threaded rod (7) is fixedly connected with a bearing, the top of each bearing is fixedly connected with the corresponding fixed rod (4), the surface of each threaded rod (7) is provided with a threaded block (8), a round rod (9) is fixedly connected between the two threaded blocks (8), the two sides of the top of the base (1) and in front of the two fixed rods (4) are both fixedly connected with a supporting plate, one end, far away from the supporting plate, of the first electric push rod (10) is fixedly connected with the fixing rod (4).

2. The english teaching assistance presentation device of claim 1, characterized in that: the anti-skidding base is characterized in that fixed frames (11) are fixedly connected to four corners of the bottom of the base (1), and anti-skidding lines are arranged at the bottoms of the fixed frames (11).

3. The english teaching assistance presentation device of claim 1, characterized in that: the middle part of the thread block (8) is provided with a thread groove, and the inner cavity of the thread groove is in threaded connection with the threaded rod (7).

4. The english teaching assistance presentation device of claim 2, characterized in that: one side of an inner cavity of the fixed frame (11) is fixedly connected with a second electric push rod (12), one end, far away from the fixed frame (11), of the second electric push rod (12) is fixedly connected with a fixed plate, one side, far away from the second electric push rod (12), of the fixed plate is fixedly connected with a first connecting block (13), one side, far away from the fixed plate, of the first connecting block (13) is movably connected with a first movable rod (14) and a second movable rod (15), one end, far away from the first connecting block (13), of the first movable rod (14) is movably connected with a second connecting block (16), the top of the second connecting block (16) is fixedly connected with the fixed frame (11), one end, far away from the first connecting block (13), of the second movable rod (15) is movably connected with a third connecting block (17), the bottom of the third connecting block (17) is fixedly connected with a bearing plate (18), and the bottom of the bearing plate (18) is, the equal fixedly connected with movable block (20) in both sides of loading board (18), movable groove (21) that use with movable block (20) cooperation have all been seted up to the bottom of fixed frame (11) both sides.

5. The english teaching assistance presentation device of claim 1, characterized in that: the number of the round rods (9) is four, and the right side of the base (1) is fixedly connected with a handle.