CN214467479U

CN214467479U - Chinese teaching vocabulary explanation show teaching aid

Info

Publication number: CN214467479U
Application number: CN202120144757.3U
Authority: CN
Inventors: 葛成飞; 汪倩; 何正香; 潘志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-10-22
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to a chinese teaching vocabulary explanation show teaching aid. The teaching aid for explaining and displaying Chinese teaching vocabularies comprises a base part and a projector shell, wherein an installation plate is arranged at the upper end of the base part, the outer surface of the base part is fixedly connected with a connection outer edge, the projector shell is detachably installed on the outer surface of the installation plate, an adjusting mechanism is connected inside the base part and comprises a rotating adjusting mechanism and an angle adjusting mechanism, the rotating adjusting mechanism drives the installation plate to horizontally rotate, and the angle adjusting mechanism drives the pitch angle of a projection end of the projector shell; this chinese teaching vocabulary explanation show teaching aid, the design is comparatively simple, and the operation is very convenient, uses comparatively in a flexible way, and the dismouting of the projecting apparatus shell of being convenient for is used, and the angular position adjustment of the projection end of the projecting apparatus of being convenient for simultaneously, convenient to popularize and use.

Description

Chinese teaching vocabulary explanation show teaching aid

Technical Field

The utility model belongs to the technical field of teaching aid, concretely relates to chinese teaching vocabulary explanation show teaching aid.

Background

At present, Chinese refers to Chinese and Chinese characters, namely a writing system and a pronunciation system, the Chinese comprises standard languages and dialects, the number of Chinese users is over 17 hundred million, the Chinese uses range comprises China and overseas Chinese regions such as Singapore, Malaysia, Japan, Korea, Indonesia, Thailand, Vietnam, Cambodia, Burma and the like, the existing Chinese teaching vocabulary is displayed through cards and the like, and the teaching is inconvenient to display. In modern education equipment, the invention of the projector reduces writing and lesson preparation contents of teachers, realizes more vivid knowledge teaching instead of cards and books by utilizing multimedia, is convenient for beginners to remember and understand because Chinese characters are pictographic characters and are matched with patterns and animations, and can better improve the interests of the beginners.

Present projection equipment, be provided with slidable support spare on the ceiling in classroom, the lower extreme department of support spare is connected with the platform, general projecting apparatus is placed on this platform, be provided with adjustment mechanism in the support spare, thereby adjust the position of projecting apparatus through the structure of adjusting support spare from the top, support spare is comparatively complicated, damage easily, and to projection equipment among these prior art, often need more firm fixed projecting apparatus, make the dismouting very waste time and energy, the maintenance and daily use that very influence the projecting apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chinese teaching vocabulary explanation show teaching aid simple structure, reasonable in design in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a chinese teaching vocabulary explanation show teaching aid, includes base spare and projector shell, the upper end of base spare is provided with the installation plate, the outer fixed surface of base spare is connected with connects outer edge, projector shell demountable installation in the surface of installation plate, the internal connection of base spare has adjustment mechanism, adjustment mechanism is including rotating adjustment mechanism and angle adjustment mechanism, rotate adjustment mechanism drive installation plate level and rotate, the every single move angle of the projection end of angle adjustment mechanism drive projector shell.

As the utility model discloses a further optimization scheme, the inner wall of base spare is provided with annular overhead stopper and the annular stopper of putting down, the lower extreme fixedly connected with seat spare of installation plate, the outer fixed surface of seat spare is connected with pivot spare, pivot spare restricts between overhead stopper and the stopper of putting down, the straight line of end to curtain is thrown in the projection of pivot spare and projecting apparatus shell is perpendicular.

As a further optimization scheme of the utility model, rotate adjustment mechanism including connecting in the inside rotation motor of base spare, the drive end of rotating the motor with bedplate spare fixed connection.

As the utility model discloses a further optimization scheme, angle adjustment mechanism is including rotating the plate, the upper end fixedly connected with telescopic machanism of rotating the plate, telescopic machanism's flexible end fixedly connected with card axle piece, the spout has been seted up to the lower terminal surface of seat plate spare, the card axle piece sets up and slides in the spout.

As the utility model discloses a further optimization scheme, telescopic machanism includes driving motor, driving motor's drive end fixedly connected with outer pipe fitting, inner pipe fitting has been inserted to the upper end of outer pipe fitting, outer pipe fitting and inner pipe fitting threaded connection, the card axle piece is connected with inner pipe fitting.

As the utility model discloses a further optimization scheme, the outer pole of upper end fixed surface of rotating the plate is connected with the restriction, the pole in the restriction has been inserted to the upper end of restriction outer pole, the upper end of pole is connected with the card axle piece equally in the restriction, a set of spout has still been seted up equally to the lower extreme of seat plate spare, and the card axle piece of pole is connected in this spout and the restriction.

As a further optimization scheme of the utility model, the screw hole piece has been seted up to the surface of installation plate, the quantity of screw hole piece is eight groups at least, screw hole piece evenly distributed is around the projector shell, and along the outside diffusion formula distribution all around of projector shell, and any side of projector shell all is provided with two sets of screw hole pieces at least, and should be two sets of screw hole piece varies to the distance of projector shell, screw hole piece female connection has the spliced pole, the last pot head of spliced pole has the go-between, the surface connection of go-between is in elastic belt's one end, elastic belt's the other end is connected with another group's go-between and spliced pole.

The beneficial effects of the utility model reside in that: the utility model is provided with a base member, a rotating motor and a driving motor are arranged inside the base member, the base member is driven to rotate by rotating the motor, so that the angle between the projection end of the projector shell and the projection curtain is adjusted, the outer pipe member is driven to rotate by the driving motor, and the inner pipe member is driven to move up and down, so that the included angle between the projection end extension line of the projector shell and the projection curtain is adjusted, and the use of a user is facilitated; the projector equipment is stabilized through the elastic belt, and the connection tightness is adjusted through the depth of the connecting column inserted into the threaded hole piece, so that the projector equipment is more convenient to assemble and disassemble; the device design is comparatively simple, and the operation is very convenient, uses comparatively in a flexible way, and the dismouting of the projecting apparatus shell of being convenient for is used, and the angular position adjustment of the projection end of the projecting apparatus of being convenient for simultaneously, convenient to popularize and use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic side view of the internal structure of fig. 1 according to the present invention.

In the figure: 1. a base member; 2. connecting the outer edges; 3. mounting a plate; 4. a projector housing; 5. connecting columns; 6. a connecting ring; 7. an elastic belt; 8. a threaded member; 9. a limiting block is arranged on the upper part; 10. a limiting block is arranged below; 11. a seat plate member; 12. a shaft member; 13. rotating the motor; 14. a drive motor; 15. an outer tubular member; 16. an inner tube; 17. a chute; 18. a shaft clamping piece; 19. limiting the inner rod; 20. a restraining outer rod; 21. the plate is rotated.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, fig. 2, a chinese teaching vocabulary explanation show teaching aid, including base member 1 and projector shell 4, the upper end of base member 1 is provided with installation plate 3, the outer fixed surface of base member 1 is connected and is followed 2 outward, projector shell 4 demountable installation in the surface of installation plate 3, the internal connection of base member 1 has adjustment mechanism, adjustment mechanism is including rotating adjustment mechanism and angle adjustment mechanism, it installs the 3 level rotations of plate to rotate adjustment mechanism drive, the every single move angle of the projection end of angle adjustment mechanism drive projector shell 4. The connecting outer edge 2 is generally connected to a moving support fixed to the ceiling.

The inner wall of base member 1 is provided with annular overhead stopper 9 and annular lower stopper 10, the lower extreme fixedly connected with seat plate 11 of installation plate 3, the outer fixed surface of seat plate 11 is connected with pivot piece 12, pivot piece 12 restricts between overhead stopper 9 and lower stopper 10, pivot piece 12 is perpendicular to the straight line of end to curtain is thrown in the projection of projecting apparatus shell 4. The rotation adjusting mechanism comprises a rotation motor 13 connected inside the base member 1, and the driving end of the rotation motor 13 is fixedly connected with the base member 11. Angle adjustment mechanism is including rotating plate 21, rotates the middle part trompil of plate 21, not with rotating motor 13 contact, should rotate plate 21 and follow seat plate 11 and rotate simultaneously, by rotating motor 13 drive, the upper end fixedly connected with telescopic machanism who rotates plate 21, telescopic machanism's flexible end fixedly connected with card axle piece 18, spout 17 has been seted up to the lower terminal surface of seat plate 11, card axle piece 18 sets up and slides in spout 17, and card axle piece 18 actually can be both ends convex card axle, and the catching groove has been seted up to the cell wall of spout 17, and the card axle inserts and slides in the catching groove, and when telescopic machanism extension or shortened, the card axle was located the catching groove and slides. The telescopic mechanism comprises a driving motor 14, an outer pipe 15 is fixedly connected to the driving end of the driving motor 14, an inner pipe 16 is inserted into the upper end of the outer pipe 15, the outer pipe 15 is in threaded connection with the inner pipe 16, and a shaft clamping piece 18 is connected with the inner pipe 16. The outer pole 20 of upper end outer fixed surface who rotates plate 21 is connected with the restriction, pole 19 in the restriction has been inserted to the upper end of restriction outer pole 20, the upper end of pole 19 is connected with card axle piece 18 in the restriction equally, a set of spout 17 has still been seted up equally to the lower extreme of seat plate spare 11, and this spout 17 is connected with the card axle piece 18 of pole 19 in the restriction, and pole 19 can freely reciprocate along restriction outer pole 20 in the restriction, further improves the stability of this structure through pole 19 in the restriction and the restriction outer pole 20, and when necessary, can set up certain less pulley at the end of card axle, and supplementary card axle is located the removal of catching groove.

As for the manner of detachable connection of the mounting plate 3 to the projector housing 4, the following manner is provided in the present embodiment: the outer surface of the installation plate 3 is provided with screw hole pieces 8, the number of the screw hole pieces 8 is at least eight, the screw hole pieces 8 are uniformly distributed around the projector shell 4 and are distributed along the periphery of the projector shell 4 in an outward diffusion manner, any side surface of the projector shell 4 is at least provided with two groups of screw hole pieces 8, the distance between each two groups of screw hole pieces 8 and the projector shell 4 is unequal, the screw hole pieces 8 are internally threaded with connecting columns 5, the upper ends of the connecting columns 5 are sleeved with connecting rings 6, the outer surfaces of the connecting rings 6 are connected to one ends of elastic belts 7, the other ends of the elastic belts 7 are connected with another group of connecting rings 6 and connecting columns 5, the connecting columns 5 are matched with the screw hole pieces 8, the connecting columns 5 are fixed, the depth of the screw hole pieces 8 inserted through the connecting columns 5 is capable of adjusting the contact tightness degree of the elastic belts 7 and the projector shell 4, in this way, the connecting ring 6 is movably connected with the connecting column 5, and can be matched with a bearing piece or other movably connected accessories in actual preparation.

In this embodiment, the rotary motor 13 and the driving motor 14 may be stepping motors, and specifically, may be 57BLY-0815BBB series stepping motors and matching accessories BLD-300B type matching drivers, and 42BLY-0630NBB series stepping motors and matching accessories BLD-70/BLD-120A type matching drivers, respectively.

It should be noted that, when the teaching aid for teaching vocabulary explanation and demonstration in chinese language is used, the base member 1 is used in cooperation with a projector and a projection screen, the base member 1 is internally provided with a rotating motor 13 and a driving motor 14, the base member 11 is driven to rotate by the rotating motor 13, so that the angle between the projection end of the projector housing 4 and the projection screen is adjusted, the driving motor 14 drives the outer pipe member 15 to rotate, so that the inner pipe member 16 is driven to move up and down, the size of the included angle between the extension line of the projection end of the projector housing 4 and the projection screen is adjusted, and the use by a user is facilitated; the device design is comparatively simple, and the operation is very convenient, uses comparatively in a flexible way, and the dismouting of the projecting apparatus shell 4 of being convenient for is used, and the angular position adjustment of the projection end of the projecting apparatus of being convenient for simultaneously, convenient to popularize and use.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a chinese teaching vocabulary explanation show teaching aid, a serial communication port, including base spare and projector shell, the upper end of base spare is provided with the installation plate, the outer fixed surface of base spare is connected with and connects outer edge, projector shell demountable installation in the surface of installation plate, the internally connected with adjustment mechanism of base spare, adjustment mechanism is including rotating adjustment mechanism and angle adjustment mechanism, rotate adjustment mechanism drive installation plate level and rotate, the every single move angle of the projection end of angle adjustment mechanism drive projector shell.

2. The teaching aid for teaching vocabulary explanation in chinese language according to claim 1, wherein: the inner wall of base spare is provided with annular overhead stopper and annular and puts the stopper down, the lower extreme fixedly connected with seat spare of installation plate, the outer fixed surface of seat spare is connected with pivot piece, pivot piece limits between overhead stopper and the lower stopper of putting, pivot piece is perpendicular with the straight line of projecting projection end to curtain of projecting apparatus shell.

3. The teaching aid for teaching vocabulary explanation in chinese language according to claim 2, wherein: the rotation adjusting mechanism comprises a rotation motor connected inside the base part, and the driving end of the rotation motor is fixedly connected with the seat plate part.

4. The teaching aid for teaching vocabulary explanation in chinese language according to claim 3, wherein: the angle adjusting mechanism comprises a rotating plate, an upper end fixedly connected with telescopic mechanism of the rotating plate, a telescopic end fixedly connected with shaft clamping piece of the telescopic mechanism, a sliding groove is formed in the lower end face of the seat plate, and the shaft clamping piece is arranged in the sliding groove to slide.

5. The teaching aid for teaching vocabulary explanation in chinese language according to claim 4, wherein: the telescopic mechanism comprises a driving motor, the driving end of the driving motor is fixedly connected with an outer pipe, an inner pipe is inserted into the upper end of the outer pipe, the outer pipe is in threaded connection with the inner pipe, and the shaft clamping piece is connected with the inner pipe.

6. The teaching aid for teaching vocabulary explanation in chinese language according to claim 5, wherein: the outer surface of the upper end of the rotating plate is fixedly connected with a limiting outer rod, a limiting inner rod is inserted into the upper end of the limiting outer rod, the upper end of the limiting inner rod is also connected with a shaft clamping piece, the lower end of the seat plate is also provided with a group of sliding grooves, and the sliding grooves are connected with the shaft clamping piece of the limiting inner rod.

7. The teaching aid for teaching vocabulary explanation in chinese language according to claim 6, wherein: the surface of installation plate has seted up the screw hole piece, the quantity of screw hole piece is eight groups at least, screw hole piece evenly distributed is around the projecting apparatus shell, and along the outside diffusion formula distribution all around of projecting apparatus shell, and any side of projecting apparatus shell all is provided with two sets of screw hole pieces at least, and these two sets of the distance of screw hole piece to projecting apparatus shell varies, screw hole piece female connection has the spliced pole, the last pot head of spliced pole has the go-between, the surface connection of go-between is in elastic belt's one end, elastic belt's the other end is connected with another group go-between and spliced pole.