CN210052369U

CN210052369U - Be applied to multimedia teaching's english teaching board

Info

Publication number: CN210052369U
Application number: CN201920207952.9U
Authority: CN
Inventors: 余芊芊
Original assignee: Hubei Polytechnic Institute
Current assignee: Hubei Polytechnic Institute
Priority date: 2019-02-19
Filing date: 2019-02-19
Publication date: 2020-02-11
Anticipated expiration: 2029-02-19

Abstract

The utility model relates to an english teaching board technical field just discloses an english teaching board for multimedia teaching, comprising a base plate, the back fixed mounting of bottom plate has the stand. This be applied to multimedia teaching's english teaching board, the teacher can decide through the line check that oneself needs which circular place the inside mark pen of placing of hole and mark pen quantity of using, then screw T type screw rod and make T type screw rod press from both sides tightly and make the writing end and the clipboard of mark pen keep same horizontal plane to mark pen, at this moment start-up electric motor makes electric motor's output take the drive wheel rotatory, the disc is dragged to the drive wheel rotation leads to first stay cord, first slider and second stay cord are to the clipboard right side motion and make the inside coil spring of scroll spring barrel tensile, the clipboard can be crossed to mark stroke simultaneously, this in-process mark pen can draw standard line check automatically, the advantage of automatic drawing standard line check has been possessed.

Description

Be applied to multimedia teaching's english teaching board

Technical Field

The utility model relates to an english teaching board technical field specifically is a be applied to multimedia teaching's english teaching board.

Background

English is an international language, pupils in many provinces of China begin to learn English at primary school at present, an English teaching board is a teaching device frequently used by each education institution in the English teaching process, and the English teaching board has the main functions of being capable of pasting various English related patterns and being convenient for teachers to write, so that the learning interest of students is improved.

The teacher often need write english word on english teaching board, but because do not have three-wire check and four-wire check on the ordinary teaching board, however the straight line of standard can't be drawn to manual setting-out check, can't accomplish complete standard when writing english, thereby english teaching quality has been reduced, in addition, teacher's writing and cleaning are all more frequent, the arm can be sour for a long time, influence healthily, so provide an english teaching board of being applied to multimedia teaching and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a be applied to multimedia teaching's english teaching board possesses automatic drawing standard line check and the automatic advantage of cleaning, has solved because there are not three line check and four line check on the ordinary teaching board, however the straight line of manual setting-out check can't draw the standard, can't accomplish completely standardizing when writing english, thereby english teaching quality has been reduced, in addition, teacher's writing and cleaning are all more frequent, the arm can be sour for a long time, influence healthy problem.

(II) technical scheme

For the purpose of realizing above-mentioned automatic drawing standard line check and automatic cleaning, the utility model provides a following technical scheme: an English teaching board applied to multimedia teaching comprises a bottom board, wherein a standing frame is fixedly installed on the back surface of the bottom board, universal wheels are fixedly installed at two ends, far away from the bottom board, of the standing frame, a writing board is fixedly installed inside the bottom board, slide rails are fixedly installed on the front side of the bottom board and located on the upper side and the lower side of the writing board, a first slide block is connected inside the slide rails in a sliding manner, discs are fixedly installed on the front side of the first slide block, an electric motor is fixedly installed on the front side of the bottom board and located on the right upper side of the writing board, a support is fixedly installed on the front side of the bottom board and located on the right lower side of the writing board, a transmission shaft with one end movably connected with the support is fixedly installed at the output end of the electric motor, two symmetrically distributed transmission wheels are fixedly installed on the outer side of the transmission shaft, first pull ropes with one end fixedly connected with, two scroll spring boxes which are symmetrically distributed are fixedly arranged on the outer side of the U-shaped connecting rod, the inner part of each scroll spring box is movably connected with a second pull rope, one end of each second pull rope is fixedly connected with the left side of each disc, connecting shafts are fixedly arranged on the opposite sides of the two discs, a abdicating groove is formed in the left side of the bottom plate and positioned between the two discs, the opposite sides of the two connecting shafts are movably connected with the annular roller, a board eraser is fixedly arranged on the left side of the annular roller, a locking block is fixedly arranged on the right side of the annular roller, a second sliding block is slidably connected with the inner cavity of the annular roller, two springs which are symmetrically distributed are fixedly arranged on the top of the second sliding block, the top of each spring is fixedly connected with the top wall of the inner cavity of the annular roller, two bolts which are respectively positioned on the left side of the spring and, the one end that the second slider was kept away from to the bolt runs through annular drum and extends to the upside the inside of disc, the inside circular hole of placing of having seted up of locking piece, the right side movable mounting of locking piece has one end to run through and extend to the circular inside T type screw rod of placing the hole.

Preferably, the bottom plate is internally provided with a placing groove, the size of the placing groove is matched with that of the writing board, and the writing board is fixedly arranged in the placing groove.

Preferably, the inside fixed mounting of support has the bearing, and the transmission shaft passes through bearing and support swing joint.

Preferably, a coil spring is fixedly installed inside the scroll spring box, one end of the coil spring is fixedly connected with a second pull rope, and the second pull rope is movably connected with the scroll spring box through the coil spring.

Preferably, the blackboard eraser is composed of a sponge block and a rectangular block, the rectangular block is fixedly connected with the left side of the annular roller, the sponge block is fixedly connected with the left side of the rectangular block, and when the blackboard eraser is perpendicular to the writing board, one surface of the sponge block, which is right opposite to the writing board, and the front side of the writing board are located on the same plane.

Preferably, the circular holes are arranged twenty and equidistantly, threaded holes communicated with the circular holes are formed in the right side of the locking block, and the threaded holes are matched with threads of the T-shaped screw rods.

Preferably, the disc at the upper side is internally provided with limit grooves matched with the diameters of the bolts, and the number of the limit grooves is eight and is distributed annularly.

Advantageous effects

Compared with the prior art, the utility model provides a be applied to multimedia teaching's english teaching board possesses following beneficial effect:

1. this be applied to multimedia teaching's english teaching board, the teacher can decide through the line check that oneself needs which circular place the inside mark pen of placing of hole and mark pen quantity of using, then screw T type screw rod and make T type screw rod press from both sides tightly and make the writing end and the clipboard of mark pen keep same horizontal plane to mark pen, at this moment start-up electric motor makes electric motor's output take the drive wheel rotatory, the disc is dragged to the drive wheel rotation leads to first stay cord, first slider and second stay cord are to the clipboard right side motion and make the inside coil spring of scroll spring barrel tensile, the clipboard can be crossed to mark stroke simultaneously, this in-process mark pen can draw standard line check automatically, the advantage of automatic drawing standard line check has been possessed.

2. This be applied to multimedia teaching's english teaching board, through the pulling second slider downwards, make the second slider take bolt and spring downstream, lead to the bolt to leave the upside the inside spacing groove of disc, and make the spring tensile, at this moment, rotate ninety degrees with the ring drum, make blackboard eraser perpendicular to clipboard and sponge piece just be in the coplanar to the one side of clipboard and the front side of clipboard, at this moment loosen the second slider, make the bolt get back to the spacing groove once more, make ring drum and disc keep the locking, at this moment start electric motor, the same reason is from animation line check before, at this moment blackboard eraser can be automatically cleaned the clipboard, the advantage of automatic cleaning has been possessed.

Drawings

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

FIG. 2 is a schematic view of the connection between the ring roller and the bottom plate of the present invention;

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

In the figure: the multifunctional blackboard eraser comprises a base plate 1, a standing frame 2, a universal wheel 3, a writing board 4, a sliding rail 5, a first sliding block 6, a disc 7, an electric motor 8, a support 9, a transmission shaft 10, a transmission wheel 11, a first pull rope 12, a U-shaped connecting rod 13, a scroll spring box 14, a second pull rope 15, a connecting shaft 16, a yielding groove 17, an annular roller 18, a blackboard eraser 19, a locking block 20, a second sliding block 21, a spring 22, a bolt 23, a circular placing hole 24 and a screw rod 25T.

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 english teaching board for multimedia teaching comprises a bottom board 1, a standing frame 2 fixedly mounted on the back of the bottom board 1, a placement groove formed in the bottom board 1, the placement groove having a size corresponding to the size of a writing board 4, the writing board 4 fixedly mounted in the placement groove, universal wheels 3 fixedly mounted on both ends of the standing frame 2 away from the bottom board 1, the writing board 4 fixedly mounted in the bottom board 1, slide rails 5 fixedly mounted on the front side of the bottom board 1 and on the upper and lower sides of the writing board 4, a first slide block 6 slidably connected in the slide rails 5, a disc 7 fixedly mounted on the front side of the first slide block 6, limit grooves formed in the disc 7 and corresponding to the diameter of a plug 23, the number of the limit grooves being eight and being annularly distributed, an electric motor 8 fixedly mounted on the front side of the bottom board 1 and above the writing board 4, the model of the electric motor 8 can be LY-3570R, a bracket 9 is fixedly installed on the front side of the bottom plate 1 and positioned at the lower right side of the writing board 4, bearings are fixedly installed inside the bracket 9, the transmission shaft 10 is movably connected with the bracket 9 through the bearings, a transmission shaft 10 with one end movably connected with the bracket 9 is fixedly installed at the output end of the electric motor 8, two transmission wheels 11 which are symmetrically distributed are fixedly installed on the outer side of the transmission shaft 10, a first pull rope 12 with one end fixedly connected with the right side of the disc 7 is fixedly installed on the outer side of the transmission wheel 11, a U-shaped connecting rod 13 is fixedly installed on the left side of the bottom plate 1, two spring scroll boxes 14 which are symmetrically distributed are fixedly installed on the outer side of the U-shaped connecting rod 13, a coil spring is fixedly installed inside the spring boxes 14, one end of the coil spring is fixedly connected with a second pull rope 15, the second pull rope 15 is movably connected with the, a second pull rope 15 with one end fixedly connected with the left side of the disc 7 is movably connected inside the scroll spring box 14, one opposite sides of the two discs 7 are fixedly provided with connecting shafts 16, the left side of the bottom plate 1 and the position between the two discs 7 are provided with a abdication groove 17, one opposite side of the two connecting shafts 16 is movably connected with the annular roller 18, the left side of the annular roller 18 is fixedly provided with a blackboard eraser 19, the blackboard eraser 19 is composed of a sponge block and a rectangular block, the rectangular block is fixedly connected with the left side of the annular roller 18, the sponge block is fixedly connected with the left side of the rectangular block, when the blackboard eraser 19 is vertical to the writing board 4, one surface of the sponge block, which is just opposite to the writing board 4, and the front side of the writing board 4 are positioned on the same plane, the right side of the annular roller 18 is fixedly provided with a locking block 20, the inner cavity of the annular roller 18 is slidably connected with a second slide block 21, the top of the spring 22 is fixedly connected with the top wall of the inner cavity of the annular roller 18, the top of the second slider 21 is fixedly provided with two bolts 23 which are respectively positioned at the left side of the left spring 22 and the right side of the right spring 22, one end of each bolt 23 far away from the second slider 21 penetrates through the annular roller 18 and extends to the inside of the upper disc 7, a circular placing hole 24 is formed in the lock block 20, a teacher can determine which circular placing holes 24 are used for placing marker pens and the number of marker pens to be used through required lines, then the T-shaped screw 25 is screwed to enable the T-shaped screw 25 to clamp the marker pens and enable the writing end of the marker pens and the writing board 4 to keep the same horizontal plane, at the moment, the electric motor 8 is started to drive the output end of the electric motor 8 to rotate with the driving wheel 11, the driving wheel 11 rotates to enable the first pull rope 12 to pull the disc 7, the first slider 6 and the second pull rope 15 to move towards the right side of the writing, meanwhile, the disc 7 can drive the mark to stroke through the writing board 4, the mark can automatically draw a standard line grid in the process, the circular writing board has the advantage of automatically drawing the standard line grid, the number of the circular placing holes 24 is twenty, the circular placing holes are distributed equidistantly, the right side of the lock block 20 is provided with a threaded hole communicated with the circular placing hole 24, the threaded hole is matched with the thread of the T-shaped screw rod 25, the right side of the lock block 20 is movably provided with the T-shaped screw rod 25, one end of the T-shaped screw rod 25 penetrates through and extends into the circular placing hole 24, the English teaching board applied to multimedia teaching is characterized in that the second sliding block 21 is pulled downwards to drive the bolt 23 and the spring 22 to move downwards, the bolt 23 is led to leave the limiting groove in the upper disc 7, the spring 22 is extended, the annular roller 18 is rotated ninety degrees at the moment, the eraser 19 is perpendicular to the writing board 4, one surface of the sponge block, facing the writing board 4, and the front side of the writing board 4, the second sliding block 21 is released, the bolt 23 returns to the limiting groove again, the annular roller 18 and the disc 7 are kept locked, the electric motor 8 is started, the self-animation line lattice is formed, and the blackboard eraser 19 can automatically wipe the writing board 4, so that the automatic wiping advantage is achieved.

In conclusion, in the english teaching board applied to multimedia teaching, a teacher can determine which circular placing holes 24 are used for placing marker pens and the number of marker pens to be used through the required line lattices, then the T-shaped screw 25 is screwed to clamp the marker pens by the T-shaped screw 25 and keep the writing ends of the marker pens at the same horizontal plane with the writing board 4, at this time, the electric motor 8 is started to drive the output end of the electric motor 8 to rotate the driving wheel 11, the driving wheel 11 rotates to cause the first pull rope 12 to pull the disc 7, the first sliding block 6 and the second pull rope 15 to move towards the right side of the writing board 4 and to cause the coil spring inside the scroll barrel 14 to be stretched, meanwhile, the disc 7 can drive the marker pen to pass through the writing board 4, in the process, the marker pen can automatically draw the standard line lattices, the advantage of automatically drawing the standard line lattices is achieved, and by pulling the second sliding block 21 downwards, the second sliding block 21 drives the bolt 23 and the spring 22 to move downwards, so that the bolt 23 leaves a limiting groove in the upper disc 7, the spring 22 is stretched, the annular roller 18 is rotated by ninety degrees, the eraser 19 is perpendicular to the writing board 4, one surface of the sponge block, which is right opposite to the writing board 4, is positioned on the same plane with the front side of the writing board 4, the second sliding block 21 is loosened, the bolt 23 returns to the limiting groove again, the annular roller 18 and the disc 7 are kept locked, the electric motor 8 is started, and similarly to the previous self-animation line lattices, the eraser 19 can automatically wipe the writing board 4, the automatic wiping advantage is achieved, the problem that the common teaching board cannot draw a standard straight line due to the fact that three-line lattices and four-line lattices do not exist on the common teaching board, and cannot be completely standardized when English is written is solved, and the English teaching quality is reduced, in addition, the teacher writes and wipes frequently, and the arms become sour after a long time, which affects the health.

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, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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 an english teaching board for multimedia teaching, includes bottom plate (1), its characterized in that: the back of the bottom plate (1) is fixedly provided with a standing frame (2), two ends of the standing frame (2) far away from the bottom plate (1) are fixedly provided with universal wheels (3), a writing board (4) is fixedly arranged in the bottom plate (1), the front side of the bottom plate (1) is fixedly provided with slide rails (5) which are arranged on the upper side and the lower side of the writing board (4), the slide rails (5) are connected with a first slide block (6) in a sliding manner, the front side of the first slide block (6) is fixedly provided with a disc (7), the front side of the bottom plate (1) is fixedly provided with an electric motor (8) which is arranged on the right upper side of the writing board (4), the front side of the bottom plate (1) is fixedly provided with a support (9) which is arranged on the right lower side of the writing board (4), the output end of the electric motor (8) is fixedly provided with a transmission shaft (10) with one end movably connected with the support (9), the, a first pull rope (12) with one end fixedly connected with the right side of the disc (7) is fixedly arranged on the outer side of the driving wheel (11), a U-shaped connecting rod (13) is fixedly arranged on the left side of the bottom plate (1), two scroll spring boxes (14) which are symmetrically distributed are fixedly arranged on the outer side of the U-shaped connecting rod (13), a second pull rope (15) with one end fixedly connected with the left side of the disc (7) is movably connected inside the scroll spring boxes (14), connecting shafts (16) are fixedly arranged on the opposite sides of the two discs (7), a abdicating groove (17) is formed in the left side of the bottom plate (1) and positioned between the two discs (7), one opposite side of the two connecting shafts (16) is movably connected with the annular roller (18), a blackboard eraser (19) is fixedly arranged on the left side of the annular roller (18), and a locking block (20) is fixedly arranged on the right side of, the inner chamber sliding connection of ring drum (18) has second slider (21), and the top fixed mounting of second slider (21) has quantity to be two and be spring (22) of symmetric distribution, the top of spring (22) and the inner chamber roof fixed connection of ring drum (18), and the top fixed mounting of second slider (21) has quantity to be two and be located the left side respectively the left side and the right side of spring (22 bolt (23) on the right side of spring (22), the one end that second slider (21) were kept away from in bolt (23) run through ring drum (18) and extend to the upside the inside of disc (7), circular hole (24) of placing have been seted up to locking piece (20) inside, and the right side movable mounting of locking piece (20) has one end to run through and extend to circular inside T type screw rod (25) of placing hole (24).

2. The english teaching board according to claim 1, wherein: the writing board is characterized in that a placing groove is formed in the bottom plate (1), the size of the placing groove is matched with that of the writing board (4), and the writing board (4) is fixedly mounted in the placing groove.

3. The english teaching board according to claim 1, wherein: the bearing is fixedly arranged in the support (9), and the transmission shaft (10) is movably connected with the support (9) through the bearing.

4. The english teaching board according to claim 1, wherein: a coil spring is fixedly installed inside the scroll spring box (14), one end of the coil spring is fixedly connected with a second pull rope (15), and the second pull rope (15) is movably connected with the scroll spring box (14) through the coil spring.

5. The english teaching board according to claim 1, wherein: the blackboard eraser (19) is composed of a sponge block and a rectangular block, the rectangular block is fixedly connected with the left side of the annular roller (18), the sponge block is fixedly connected with the left side of the rectangular block, and when the blackboard eraser (19) is perpendicular to the writing board (4), one surface of the writing board (4) just opposite to the sponge block and the front side of the writing board (4) are located on the same plane.

6. The english teaching board according to claim 1, wherein: the number of the circular placing holes (24) is twenty and the circular placing holes are distributed equidistantly, threaded holes communicated with the circular placing holes (24) are formed in the right side of the locking block (20), and the threaded holes are matched with threads of the T-shaped screw rods (25).

7. The english teaching board according to claim 1, wherein: the upside the inside of disc (7) is seted up the spacing groove with the diameter looks adaptation of bolt (23), and the quantity of spacing groove is eight and is the annular distribution.