CN211808671U

CN211808671U - English is with teaching board convenient to remove

Info

Publication number: CN211808671U
Application number: CN201821681164.5U
Authority: CN
Inventors: 杨美兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-17
Filing date: 2018-10-17
Publication date: 2020-10-30
Anticipated expiration: 2028-10-17

Abstract

The utility model discloses a teaching board is used to english convenient to remove, including the teaching board body, the bottom of teaching board body is provided with the bottom plate, the equal fixedly connected with pulley in both sides of bottom plate bottom. The utility model discloses a set up the bottom plate, the pulley, the supporting leg, the spout, the board, the slider, the carousel, the movable rod, the cylinder, circular slide rail, the disc, the rocker, hollow rod, a slide rail, the slide bar, the dead lever, the arc pinion rack, the pull rod, the arm-tie, mutually supporting of handle and spring, the problem of the inconvenient use of the english teaching board of current being convenient for to remove has been solved, this teaching board body can increase the usable floor area of teaching board body when using, thereby avoided teaching board area when less, the learner need wipe the knowledge point of having written after the teaching board uses, then write once more, and lead to the learner not arrange in order the knowledge point when listening and speaking, reduce the situation of learner learning efficiency.

Description

English is with teaching board convenient to remove

Technical Field

The utility model relates to a teaching aid technical field specifically is a teaching board is used to english convenient to remove.

Background

The teaching board is a board placed in a classroom or a meeting room, and is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating.

Along with the development of society, the use of teaching board is also more and more, and the scope is also more and more wide, for the convenience of customers carries the teaching board, thereby install the pulley in the teaching board bottom, but the inconvenient use of english teaching board that current is convenient for remove, because the size of teaching board is unadjustable in the use, thereby need the user to wipe the knowledge point of having written after the teaching board uses, then write once more, thereby the easy situation that the learner did not arrange in order the knowledge point when listening and speaking that appears, thereby learner's learning efficiency has been reduced, the progress of going to lessons that has slowed down the teacher, consequently unsuitable using widely.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a teaching board is used to english convenient to remove possesses advantages such as facilitate the use, has solved the problem of the inconvenient use of the english teaching board of current being convenient for remove.

(II) technical scheme

In order to realize the purpose of convenient use, the utility model provides a following technical scheme: a teaching board convenient for moving for English comprises a teaching board body, wherein a bottom plate is arranged at the bottom of the teaching board body, pulleys are fixedly connected to two sides of the bottom plate, supporting legs are fixedly connected to two sides of the bottom of the teaching board body, the bottoms of the supporting legs are fixedly connected with the bottom plate, sliding grooves are formed in the top and the bottom of an inner cavity of the teaching board body, writing boards are arranged on two sides of the inner cavity of the teaching board body, sliding blocks are fixedly mounted at the top and the bottom of each writing board, one sides, away from the writing boards, of the sliding blocks are in sliding connection with the inner walls of the sliding grooves, a rotating disc is arranged at the center of the inner cavity of the teaching board body, movable rods are movably connected to the top and the bottom of the front of the rotating disc through rotating shafts, cylinders are sleeved on the inner sides of the rotating disc, circular sliding rails are fixedly connected to the back of the teaching, the utility model discloses a teaching board, including teaching board body, circular slide rail, cylindrical back run through inboard and disc fixed connection to circular slide rail, the top fixed mounting at the disc back has the rocker, the bottom fixed mounting of teaching board body has hollow pole, the front side and the rear side symmetry fixed mounting of hollow pole inner chamber have the slide rail, and sliding connection has the slide bar between two slide rails, the top fixed mounting of slide bar has the dead lever, the top of dead lever runs through the top and the arc pinion rack welding to hollow pole, the first through-hole that uses with the dead lever cooperation is seted up at the top of hollow pole, the bottom fixed mounting of slide bar has the pull rod, the bottom of pull rod runs through the bottom and the arm-tie fixed connection to hollow pole, the second through-hole that uses with the pull rod cooperation is seted up to the bottom of hollow pole, the bottom welding of arm-tie has the.

Preferably, the surface of the rocker is sleeved with an anti-slip sleeve, and the surface of the anti-slip sleeve is provided with anti-slip lines.

Preferably, teeth are welded on the surface of the circular disc, and the surface of the teeth is meshed with the arc toothed plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a teaching board is used to english convenient to remove possesses following beneficial effect:

1. the utility model discloses a set up the bottom plate, the pulley, the supporting leg, the spout, the board, the slider, the carousel, the movable rod, the cylinder, circular slide rail, the disc, the rocker, hollow rod, a slide rail, the slide bar, the dead lever, the arc pinion rack, the pull rod, the arm-tie, mutually supporting of handle and spring, the problem of the inconvenient use of the english teaching board of current convenient to remove has been solved, this teaching board body can increase the usable floor area of teaching board body when using, thereby avoided teaching board area less, the learner need wipe the knowledge point of having written after the teaching board uses, then write once more, and lead to the learner not arrange in order the knowledge point when listening and speaking, reduce the situation of learner learning efficiency, thereby learner's learning efficiency has been improved, teacher's progress has been accelerated, therefore, and be suitable for being generalized to use.

2. The utility model discloses a setting of antiskid cover has increased the frictional force on rocker surface, the situation that appears skidding when having avoided user's hand and rocker contact, has made things convenient for user's use, through the setting of tooth, can play spacing effect to the disc, appears rotating the situation that influences the use when having avoided the disc to stew, has improved the stability when the disc stews.

Drawings

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

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

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

fig. 4 is a side view of the arc-shaped toothed plate of the structure of the present invention.

In the figure: the teaching board comprises a teaching board body 1, a bottom board 2, a pulley 3, a supporting leg 4, a sliding chute 5, a writing board 6, a sliding block 7, a rotating disc 8, a movable rod 9, a cylinder 10, a circular sliding rail 11, a circular disc 12, a rocking bar 13, a hollow rod 14, a sliding rail 15, a sliding rod 16, a fixed rod 17, an arc toothed plate 18, a pull rod 19, a pull plate 20, a handle 21 and a spring 22.

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. 1-4, a teaching board for english convenient to move comprises a teaching board body 1, a bottom plate 2 is arranged at the bottom of the teaching board body 1, pulleys 3 are fixedly connected to both sides of the bottom plate 2, supporting legs 4 are fixedly connected to both sides of the bottom of the teaching board body 1, the bottoms of the supporting legs 4 are fixedly connected with the bottom plate 2, chutes 5 are respectively formed at the top and the bottom of an inner cavity of the teaching board body 1, writing boards 6 are respectively arranged at both sides of the inner cavity of the teaching board body 1, sliders 7 are fixedly mounted at the top and the bottom of the writing boards 6, one side of each slider 7 away from the writing board 6 is slidably connected with the inner wall of the chute 5, a turntable 8 is arranged at the center of the inner cavity of the teaching board body 1, a movable rod 9 is movably connected to both the top and the bottom of the front of the turntable 8 through a rotating shaft, a cylinder 10 is sleeved on the inner side of the, the inner wall of the circular slide rail 11 is connected with a disc 12 in a sliding manner, the back of a cylinder 10 penetrates through the inner side of the circular slide rail 11 and is fixedly connected with the disc 12, teeth are welded on the surface of the disc 12, the surface of the teeth is meshed with the arc toothed plate 18, the disc 12 can be limited by the arrangement of the teeth, the situation that the disc 12 rotates to affect use when standing is avoided, the stability of the disc 12 when standing is improved, a rocker 13 is fixedly arranged at the top of the back of the disc 12, an anti-slip sleeve is sleeved on the surface of the rocker 13, anti-slip lines are arranged on the surface of the anti-slip sleeve, the friction force on the surface of the rocker 13 is increased by the arrangement of the anti-slip sleeve, the situation that a user slips when a hand is in contact with the rocker 13 is avoided, the use of the user is facilitated, a hollow rod 14 is fixedly arranged at the bottom of the teaching board body 1, and slide rails 15 are, sliding connection has slide bar 16 between two slide rails 15, slide bar 16's top fixed mounting has dead lever 17, the top of dead lever 17 is run through to the top and the welding of arc pinion rack 18 of hollow rod 14, the first through-hole that uses with dead lever 17 cooperation is seted up at the top of hollow rod 14, slide bar 16's bottom fixed mounting has pull rod 19, the bottom of pull rod 19 is run through to the bottom and the arm-tie 20 fixed connection of hollow rod 14, the second through-hole that uses with pull rod 19 cooperation is seted up to the bottom of hollow rod 14, the bottom welding of arm-tie 20 has handle 21, spring 22 has been cup jointed on the surface of pull rod 19.

When the teaching board is used, a user pulls the handle 21 downwards, the handle 21 drives the pull rod 19 to move downwards through the matching of the pull plate 20 and the second through hole, the pull rod 19 drives the slide rod 16 to move downwards through the matching of the slide rail 15, meanwhile, the pull rod 19 drives the spring 22 to shrink through the matching of the slide rod 16, then the slide rod 16 drives the fixed rod 17 to move downwards through the matching of the first through hole, the fixed rod 17 drives the arc toothed plate 18 to move downwards, the arc toothed plate 18 is separated from teeth, then the user can rotate the rocker 13 clockwise, the rocker 13 drives the disc 12 to rotate through the matching of the circular slide rail 11, the disc 12 drives the turntable 8 to rotate through the matching of the cylinder 10, the turntable 8 drives the movable rod 9 to move towards two sides through the matching of the rotating shaft, and the movable rod 9 drives the writing board 6 to move to the outer side of the teaching board body 1 through the matching of the movable shaft, the chute 5 and, thereby increased teaching board body 1's usable floor area, then the user loosens handle 21, make arc pinion rack 18 with the tooth meshing prevent that disc 12 from moving can, if will make teaching board body 1 remove, only need the user promote teaching board body 1, make teaching board body 1 slide through pulley 3's cooperation can, reached this moment this teaching board body 1 facilitate the use's advantage.

In conclusion, this teaching board for english convenient to remove through bottom plate 2, pulley 3, supporting leg 4, spout 5, board 6, slider 7, carousel 8, movable rod 9, cylinder 10, circular slide rail 11, disc 12, rocker 13, hollow rod 14, slide rail 15, slide bar 16, dead lever 17, arc pinion rack 18, pull rod 19, arm-tie 20, handle 21 and the mutual cooperation of spring 22, has solved the current problem of the english teaching board inconvenient use of being convenient for remove.

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 board is used to english convenient to remove, includes teaching board body (1), its characterized in that: the teaching board comprises a teaching board body (1), a bottom board (2) is arranged at the bottom of the teaching board body (1), pulleys (3) are fixedly connected to two sides of the bottom board (2), supporting legs (4) are fixedly connected to two sides of the bottom of the teaching board body (1), the bottom of each supporting leg (4) is fixedly connected with the bottom board (2), sliding grooves (5) are formed in the top and the bottom of an inner cavity of the teaching board body (1), writing boards (6) are arranged on two sides of the inner cavity of the teaching board body (1), sliding blocks (7) are fixedly mounted at the top and the bottom of each writing board (6), one sides, far away from the writing boards (6), of the sliding blocks (7) are slidably connected with the inner walls of the sliding grooves (5), a rotating disc (8) is arranged at the center of the inner cavity of the teaching board body (1), and movable rods (9) are movably connected to the top, the inner side of the rotary table (8) is sleeved with a cylinder (10), the back of the teaching board body (1) is fixedly connected with a circular sliding rail (11), the inner wall of the circular sliding rail (11) is connected with a disc (12) in a sliding manner, the back of the cylinder (10) penetrates through the inner side of the circular sliding rail (11) and is fixedly connected with the disc (12), the top of the back of the disc (12) is fixedly provided with a rocker (13), the bottom of the teaching board body (1) is fixedly provided with a hollow rod (14), the front side and the rear side of the inner cavity of the hollow rod (14) are symmetrically and fixedly provided with sliding rails (15), a sliding rod (16) is connected between the two sliding rails (15) in a sliding manner, the top of the sliding rod (16) is fixedly provided with a fixing rod (17), the top of the fixing rod (17) penetrates through the top of the hollow rod (14) and is welded with an arc-shaped toothed plate (18), the top of the, the bottom fixed mounting of slide bar (16) has pull rod (19), the bottom and arm-tie (20) fixed connection to the bottom of hollow rod (14) are run through to the bottom of pull rod (19), the second through-hole that uses with pull rod (19) cooperation is seted up to the bottom of hollow rod (14), the bottom welding of arm-tie (20) has handle (21), spring (22) have been cup jointed on the surface of pull rod (19).

2. A teaching board for english language easy to move according to claim 1, wherein: the surface of the rocker (13) is sleeved with an anti-slip sleeve, and anti-slip lines are arranged on the surface of the anti-slip sleeve.

3. A teaching board for english language easy to move according to claim 1, wherein: teeth are welded on the surface of the disc (12), and the surfaces of the teeth are meshed with the arc toothed plate (18).