CN210155930U

CN210155930U - Height-adjustable and mobilizable teaching aid for english teaching

Info

Publication number: CN210155930U
Application number: CN201921027223.1U
Authority: CN
Inventors: 王巧霞
Original assignee: Xian Fanyi University
Current assignee: Xian Fanyi University
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-03-17
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a teaching aid is used in english teaching of height-adjustable and mobilizable, including casing and teaching board, fixedly connected with driving motor in the casing, the casing internal rotation of driving motor downside is connected with the axis of rotation, and is connected by drive mechanism between axis of rotation and the driving motor, the outside fixedly connected with gear of axis of rotation, the outside meshing of gear has the rack board, the through-hole of intercommunication about the upper end of rack board is seted up, sliding connection has the montant in the through-hole, and the both ends of montant respectively with roof and diapire fixed connection in the casing, the one end fixedly connected with connecting block of gear is kept away from to the rack board, set up the rectangle opening that corresponds with the connecting block on the lateral wall of casing. The utility model discloses can adjust the height of teaching board to satisfy different users' teaching and use needs, and be convenient for the removal of teaching board overall position, improve the mobility of device, and be applicable to the outdoor use of giving lessons.

Description

Height-adjustable and mobilizable teaching aid for english teaching

Technical Field

The utility model relates to an english teaching technical field especially relates to a teaching aid is used in english teaching of height-adjustable and mobilizable.

Background

Currently, a part of the english curriculum in junior middle school designs outdoor activities, for example: kite, fishing etc. in order to improve student's interest in learning, mr can regularly select outdoor teaching, and outdoor teaching can not only improve student's interest in learning, can also let the student close the nature, but when outdoor teaching, mr need move the teaching board to the open air, and it is also very inconvenient to carry, wastes time and energy.

In addition, because the height of teaching board can not adapt to the teacher of different heights, use the teacher of different heights and cause inconvenience, influence user's use, reduced the quality of teaching, for this reason, we provide a height-adjustable and mobilizable teaching aid for english teaching and solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a teaching aid for English teaching with adjustable height and mobility.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a teaching aid is used in english teaching of height-adjustable and mobilizable, includes casing and teaching board, fixedly connected with driving motor in the casing, the casing internal rotation of driving motor downside is connected with the axis of rotation, and is connected by drive mechanism between axis of rotation and the driving motor, the outside fixedly connected with gear of axis of rotation, the outside meshing of gear has the rack board, the through-hole of intercommunication about the upper end of rack board is seted up, sliding connection has the montant in the through-hole, and the both ends of montant respectively with roof and diapire fixed connection in the casing, the one end fixedly connected with connecting block of gear is kept away from to the rack board, set up the rectangle opening that corresponds with the connecting block on the lateral wall of casing, teaching board fixed connection is on the lateral wall of connecting block, the.

Preferably, the transmission mechanism comprises a first chain wheel fixedly sleeved on the outer side of the driving shaft of the driving motor, a second chain wheel corresponding to the first chain wheel is fixedly sleeved on the outer side of the rotating shaft, and the first chain wheel is connected with the second chain wheel through a chain.

Preferably, the upper end of the housing is fixedly connected with an inclined support, the outer side wall of the support is fixedly connected with a solar cell panel, the housing is internally and fixedly connected with a storage battery connected with the solar cell panel, and the output end of the storage battery is connected with the driving motor.

Preferably, two rectangular channels are formed in the side wall of the teaching board, the inner wall of each rectangular channel is rotatably connected with a rectangular rotating board, and writing boards are fixedly connected to the side wall of each rectangular rotating board and the inner wall of each rectangular channel.

Preferably, moving mechanism includes the U-shaped cover of fixed connection at the casing lower extreme, the equal fixedly connected with installed part in lower extreme four corners department of U-shaped cover, the notch has been seted up to the lower extreme of installed part, and the notch internal rotation is connected with the gyro wheel.

Preferably, the upper end of the U-shaped cover is provided with a threaded hole corresponding to the roller, the threaded hole is internally threaded with a vertical screw rod, and the lower end of the screw rod extends to the lower side of the U-shaped cover and is fixedly connected with a supporting seat.

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

1. through fixedly connected with driving motor in the casing to under drive mechanism's transmission, can realize the stable rotation of axis of rotation, and the gear in the axis of rotation outside can drive and make vertical motion rather than the rack board of meshing, thereby can adjust the height of teaching board, in order to satisfy different users' teaching use needs.

2. Be connected with moving mechanism through the lower extreme at the casing, the removal of the teaching board overall position of being convenient for improves the mobility of device to be applicable to the use of giving lessons in the open air, save user's intensity of labour, and this practicality utilizes solar energy power generation's principle to charge for the battery, has practiced thrift the resource, helps the long-term use of teaching aid.

Drawings

FIG. 1 is a side sectional view of a height-adjustable and movable teaching aid for English teaching according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is the utility model provides a teaching board side structure picture of teaching aid for english teaching of height-adjustable and mobilizable.

In the figure: the teaching aid comprises a shell 1, a teaching board 2, a driving motor 3, a rotating shaft 4, a gear 5, a rack board 6, a vertical rod 7, a connecting block 8, a rectangular opening 9, a first chain wheel 10, a second chain wheel 11, a chain 12, a bracket 13, a solar cell panel 14, a rectangular rotating board 15, a U-shaped cover 16, a mounting part 17, rollers 18, a screw 19 and a supporting seat 20.

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.

Referring to fig. 1-3, a height-adjustable and mobilizable teaching aid for english teaching, including casing 1 and teaching board 2, fixedly connected with driving motor 3 in the

casing

1, 1 internal rotation of casing of driving motor 3 downside is connected with axis of rotation 4, and be connected by drive mechanism between axis of rotation 4 and the driving motor 3, it is specific, drive mechanism is including the fixed first sprocket 10 that cup joints in the driving motor 3 drive shaft outside, the fixed second sprocket 11 that corresponds with first sprocket 10 that has cup jointed in the outside of axis of rotation 4, and be connected by chain 12 between first sprocket 10 and the second sprocket 11, through setting up drive mechanism, can realize the stable rotation of axis of rotation 4, and play the effect of location to axis of rotation 4, avoid the condition of rotation 4 to appear.

Wherein, the outer side of the rotating shaft 4 is fixedly connected with a gear 5, the outer side of the gear 5 is engaged with a rack plate 6, the upper end of the rack plate 6 is provided with a through hole which is communicated up and down, a vertical rod 7 is connected in the through hole in a sliding way, and both ends of the vertical rod 7 are respectively and fixedly connected with the inner top wall and the bottom wall of the shell 1, one end of the rack plate 6 far away from the gear 5 is fixedly connected with a connecting block 8, the side wall of the shell 1 is provided with a rectangular opening 9 corresponding to the connecting block 8, the teaching plate 2 is fixedly connected on the outer side wall of the connecting block 8, when the height of the teaching board 2 needs to be adjusted, the driving motor 3 is started, and the rotating shaft 4 is rotated under the transmission of the transmission mechanism, and then the gear 5 outside the axis of rotation 4 can drive the rack board 6 of engaging with it and make vertical motion to can adjust the height of teaching board 2, in order to satisfy the needs that the teaching was used.

Wherein, the lower extreme of casing 1 is connected with moving mechanism, moving mechanism includes the U-shaped cover 16 of fixed connection at the 1 lower extreme of casing, the equal fixedly connected with installed part 17 in lower extreme four corners department of U-shaped cover 16, the notch has been seted up to the lower extreme of installed part 17, and the notch internal rotation is connected with gyro wheel 18, the screw hole that corresponds with gyro wheel 18 is seted up to the upper end of U-shaped cover 16, and screw hole internal thread connection has vertical screw rod 19, screw rod 19's lower extreme extends to the downside and the fixedly connected with supporting seat 20 of U-shaped cover 16, through setting up moving mechanism, be convenient for the removal of 2 overall position of teaching board, improve the mobility of device, and be applicable to.

Wherein, two rectangular channels have been seted up on the lateral wall of teaching board 2, and rotate on the rectangular channel inner wall and be connected with rectangle rotor plate 15, equal fixedly connected with clipboard on rectangle rotor plate 15's the lateral wall and the rectangular channel inner wall, the support 13 of the upper end fixedly connected with slope of casing 1, and fixedly connected with solar cell panel 14 on the lateral wall of support 13, the battery (not marked in the picture) that fixedly connected with and solar cell panel 14 are connected in casing 1, and the output and the driving motor 3 of battery are connected, can utilize solar energy power generation's principle to charge for the battery, the resource is saved, help the long-term use of teaching aid, and is concrete, solar panel's power generation process is prior art, no longer give unnecessary details here.

The utility model discloses in, be connected with moving mechanism through the lower extreme at casing 1, be convenient for the removal of the 2 overall positions of teaching board, improve the mobility of device, and be applicable to the use of giving lessons in the open air, when needs are adjusted the height of teaching board 2, start driving motor 3, and under drive mechanism's transmission, make axis of rotation 4 rotate, and then gear 5 in the 4 outsides of axis of rotation can drive and do vertical motion rather than the rack plate 6 of meshing, thereby can adjust the height of teaching board 2, in order to satisfy different users' teaching use needs, in addition, it is connected with two rectangle rotor plates 15 to rotate on teaching board 2's the lateral wall, can compare vocabulary or sentence writing respectively on two rectangle rotor plates 15, help student's understanding and memory.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a height-adjustable and mobilizable teaching aid for english teaching, includes casing (1) and teaching board (2), its characterized in that, fixedly connected with driving motor (3) in casing (1), casing (1) internal rotation of driving motor (3) downside is connected with axis of rotation (4), and is connected by drive mechanism between axis of rotation (4) and driving motor (3), the outside fixedly connected with gear (5) of axis of rotation (4), the outside meshing of gear (5) has rack plate (6), the through-hole that communicates from top to bottom is seted up to the upper end of rack plate (6), sliding connection has montant (7) in the through-hole, and the both ends of montant (7) respectively with casing (1) interior roof and diapire fixed connection, the one end fixedly connected with connecting block (8) of gear (5) are kept away from to rack plate (6), set up rectangle opening (9) that correspond with connecting block (8) on the lateral wall of casing (1), teaching board (2) fixed connection is on the lateral wall of connecting block (8), the lower extreme of casing (1) is connected with moving mechanism.

2. The height-adjustable and movable teaching aid for English teaching of claim 1, wherein the transmission mechanism comprises a first chain wheel (10) fixedly sleeved on the outer side of a driving shaft of the driving motor (3), a second chain wheel (11) corresponding to the first chain wheel (10) is fixedly sleeved on the outer side of the rotating shaft (4), and the first chain wheel (10) is connected with the second chain wheel (11) through a chain (12).

3. The teaching aid for english teaching that height-adjustable and mobilizable according to claim 1, characterized in that, the upper end fixedly connected with of casing (1) support (13) of slope, and fixedly connected with solar cell panel (14) on the lateral wall of support (13), fixedly connected with is connected with the battery that solar cell panel (14) is connected in casing (1), and the output of battery is connected with driving motor (3).

4. The height-adjustable and movable teaching aid for English teaching as claimed in claim 1, wherein two rectangular grooves are formed in the side wall of the teaching board (2), the inner wall of each rectangular groove is rotatably connected with a rectangular rotating board (15), and writing boards are fixedly connected to the side wall of each rectangular rotating board (15) and the inner wall of each rectangular groove.

5. A height-adjustable and movable teaching aid for English teaching as claimed in claim 1, wherein the moving mechanism comprises a U-shaped cover (16) fixedly connected to the lower end of the housing (1), the four corners of the lower end of the U-shaped cover (16) are fixedly connected with mounting pieces (17), the lower end of each mounting piece (17) is provided with a groove, and a roller (18) is rotatably connected in each groove.

6. A height-adjustable and movable teaching aid for English teaching as claimed in claim 5, wherein the upper end of the U-shaped cover (16) is provided with a threaded hole corresponding to the roller (18), a vertical screw (19) is connected in the threaded hole, and the lower end of the screw (19) extends to the lower side of the U-shaped cover (16) and is fixedly connected with the supporting seat (20).