CN212920932U

CN212920932U - Content writing device for education

Info

Publication number: CN212920932U
Application number: CN202020952035.6U
Authority: CN
Inventors: 吕丹; 唐守冬
Original assignee: Heihe University
Current assignee: Heihe University
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-04-09
Anticipated expiration: 2030-05-29

Abstract

The utility model provides a device is write with content to education, including face, action bars, second prism, first prism and blackboard frame, the terminal surface is opened under the second prism has second prism plate surface groove, and open the prismatic thread groove of second to the side of second, and open the prismatic up end of second has the prismatic synchronizing groove of second, and first prism is the same with the prismatic structure of second, compares with prior art, the utility model discloses following beneficial effect has: through set up the stopper on the action bars and set up three spacing groove on every handle hole of blackboard frame for the blackboard can write steadily, can not rock at the in-process panel of writing, and the face design greatly increased of triangular prism type has write the area of blackboard moreover.

Description

Content writing device for education

Technical Field

The utility model relates to a device is write to content for education belongs to the teaching equipment field.

Background

The blackboard is generally made of wood boards or ground glass and the like, is a plane capable of being repeatedly written by chalk, is hard in board surface and is mainly used for teaching.

Common blackboards are mostly fixed or sliding single-sided blackboards, and the writing area is narrow and small while the common blackboards occupy large space area.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device is write to content for education, through designing the multiaspect blackboard that can overturn in order to solve the problem that proposes in the above-mentioned background art to exist not enough to prior art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a content writing device for education comprises a board surface, an operating rod, a second prism, a first prism and a blackboard outer frame, the lower end surface of the second prism is provided with a second prism plate surface groove, the side surface of the second prism is provided with a second prism thread groove, the upper end surface of the second prism is provided with a second prism synchronous groove, the first prism and the second prism have the same structure, a second driven shaft is arranged in the second prism synchronous groove, the upper end and the lower end of the board surface are provided with board surface threaded holes, the lower end surface of the first prism is provided with a first prism synchronous groove, a first driven shaft is arranged in the first prism synchronous groove, the left end of the operating rod is provided with an operating end, a limiting spring and a limiting block are arranged below the operating rod, the operating rod is arranged on a driving shaft, the driving shaft is connected with a first driven shaft through a gear transmission mechanism, a first operation hole is formed in the lower left corner of the blackboard outer frame, and a second operation hole is formed in the lower right corner of the blackboard outer frame.

Further, the first prism and the second prism are both triangular prisms.

Furthermore, a second driven shaft synchronous end is arranged at the lower end of the second driven shaft, and the second driven shaft synchronous end is the same as the second prism synchronous groove in shape.

Further, the face is equipped with a plurality ofly, and every face upper end is installed in second prism face inslot, and every face lower extreme is installed in first prism face inslot, installs three face between every first prism and the second prism, and a first prism constitutes a face prism with a second prism and three face.

Furthermore, a first driven shaft synchronous end is arranged at the upper end of the first driven shaft, the first driven shaft synchronous end is the same as the first prism synchronous groove in shape, and a driven wheel is mounted on the first driven shaft.

Furthermore, the operating rod is equipped with two, and the operating rod left end is equipped with the operation end, and the operating rod below is equipped with spacing spring and stopper.

Furthermore, the number of the driving shafts is two, and each driving shaft is provided with a driving wheel.

Furthermore, the operating rod, the driving shaft and the first driven shaft form a transmission mechanism, the blackboard outer frame, the plurality of board prisms and the transmission mechanism form a blackboard, the blackboard is divided into a left side and a right side, the left side of the blackboard is controlled by one operating rod to synchronously rotate, and the right side of the blackboard is controlled by the other operating rod to synchronously rotate.

Furthermore, a plurality of bearings are installed on the blackboard outer frame, a plurality of idler shafts are arranged on the lower frame of the blackboard outer frame, and each idler shaft is provided with one idler.

The utility model has the advantages that: the utility model discloses a device is write with content to education, through designing into hollow structure with the face prism, and respectively there is one set of drive mechanism with the blackboard design left and right sides, make the blackboard need not motor drive and just can make the blackboard upset with the hand, through set up the stopper on the action bars and set up three spacing groove on every handle hole of blackboard frame, make the blackboard can write steadily, can not rock at the in-process medium plate of writing, triangular prism's face design greatly increased the area of writing of blackboard moreover.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of an educational content writing apparatus according to the present invention;

fig. 2 is a schematic view of the position structure of the surface prism and the transmission shaft of the content writing device for education according to the present invention;

FIG. 3 is a schematic diagram of a transmission mechanism of an educational content writing device according to the present invention;

FIG. 4 is a front view of a second prism of an educational content writing apparatus of the present invention;

FIG. 5 is a top view of a second prism of an educational content writing apparatus of the present invention;

FIG. 6 is a front view of a second driven shaft of an educational content writing apparatus of the present invention;

FIG. 7 is a top view of a second driven shaft of an educational content writing apparatus of the present invention;

in the figure: 1-a second driven shaft, 101-a second driven shaft synchronous end, 2-a second prism, 201-a second prism plate surface groove, 202-a second prism thread groove, 203-a second prism synchronous groove, 3-a plate surface, 301-a plate surface threaded hole, 4-a first prism, 5-a first driven shaft, 6-a driving shaft, 7-an operating rod, 701-an operating end, 702-a limiting spring, 703-a limiting block, 8-a blackboard outer frame, 801-a first operating hole and 802-a second operating hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-7, the present invention provides a technical solution: a content writing device for education comprises a board surface 3, an operating rod 7, a second prism 2, a first prism 4 and a blackboard outer frame 8, wherein the lower end surface of the second prism 2 is provided with a second prism board surface groove 201, the side surface of the second prism 2 is provided with a second prism thread groove 202, the upper end surface of the second prism 2 is provided with a second prism synchronous groove 203, the first prism 4 and the second prism 2 have the same structure, a second driven shaft 1 is arranged in the second prism synchronous groove 203, the upper end and the lower end of the board surface 3 are provided with board surface thread holes 301, the lower end surface of the first prism 4 is provided with a first prism synchronous groove 403, the first prism synchronous groove 403 is internally provided with a first driven shaft 5, the left end of the operating rod 7 is provided with an operating end 701, a limiting spring 702 and a limiting block 703 are arranged below the operating rod 7, the operating rod 7 is arranged on the driving shaft 6, the driving shaft 6 is connected with the first driven shaft 5 through a gear transmission mechanism, the left lower corner of the blackboard, the right lower corner of the blackboard outer frame 8 is provided with a second operation hole 802.

The first prism 4 and the second prism 2 are triangular prisms, and the plate surface 3 can be arranged on three sides of each triangular prism.

The lower end of the second driven shaft 1 is provided with a second driven shaft synchronization end 101, and the second driven shaft synchronization end 101 and the second prismatic synchronization groove 203 are identical in shape and are matched with each other.

The face 3 is equipped with a plurality ofly, and every 3 upper ends of face are installed in second prism face groove 201, and every 3 lower extremes of face are installed in first prism face groove 401, installs three face 3 between every first prism 4 and the second prism 2, and a first prism 4 constitutes a face prism with a second prism 2 and three face 3, and the face prism is a cavity formula structure, the manual operation of being convenient for.

The upper end of the first driven shaft 5 is provided with a first driven shaft synchronization end 501, the first driven shaft synchronization end 501 and the first prism synchronization groove 403 are the same in shape, a driven wheel is mounted on the first driven shaft 5, and the middle of adjacent driven wheels is driven by an idler wheel to ensure that the rotation directions of adjacent plate prisms are consistent.

The number of the operating rods 7 is two, the operating end 701 is arranged at the left end of each operating rod 7, the limiting spring 702 and the limiting block 703 are arranged below each operating rod 7, and the plate surface prism can be accurately turned by 120 degrees at each time.

Two driving shafts 6 are arranged, each driving shaft 6 is provided with a driving wheel, and the two driving shafts 6 are matched with two operating rods 7 and are respectively arranged on the left side and the right side of the blackboard outer frame 8.

The operation rod 7, the driving shaft 6 and the first driven shaft 5 form a transmission mechanism, the blackboard outer frame 8, the plurality of board prisms and the transmission mechanism form a blackboard, the blackboard is divided into a left side and a right side, the left side of the blackboard is controlled by one operation rod 7 to synchronously rotate, and the right side of the blackboard is controlled by the other operation rod 7 to synchronously rotate.

Install a plurality of bearings on the blackboard frame 8, the frame is equipped with a plurality of idler axles under the blackboard frame 8, installs an idler on every idler axle, and the blackboard left side is connected with the face prism adjacent on the blackboard right side between the follow driving wheel nothing idler to guarantee that blackboard left side and blackboard right side can be through two different action bars 7 independent control, and all the other adjacent two face prisms are connected through an idler from the driving wheel.

As an embodiment of the present invention: after the blackboard is installed, when the left writing surface needs to be turned over, the operating rod 7 is held by a hand, the limiting block 703 on the operating rod 7 is pressed by a forefinger, the operating rod 7 is rotated to the next limiting groove on the operating hole 801, the limiting block 703 is loosened to be clamped into the limiting groove, the left side of the blackboard is turned over to a new writing surface, the writing surface of the blackboard cannot shake, when the right writing surface needs to be turned over, the other operating rod 7 on the right side of the blackboard is operated, and the steps are the same as above.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a device is write with content to education, includes face (3), action bars (7), second prism (2), first prism (4) and blackboard frame (8), its characterized in that: a second prism plate surface groove (201) is formed in the lower end surface of the second prism (2), a second prism thread groove (202) is formed in the side surface of the second prism (2), a second prism synchronous groove (203) is formed in the upper end surface of the second prism (2), the first prism (4) and the second prism (2) are identical in structure, a second driven shaft (1) is installed in the second prism synchronous groove (203), plate threaded holes (301) are formed in the upper end and the lower end of the plate (3), a first prism synchronous groove (403) is formed in the lower end surface of the first prism (4), a first driven shaft (5) is installed in the first prism synchronous groove (403), an operating end (701) is arranged at the left end of the operating rod (7), a limiting spring (702) and a limiting block (703) are arranged below the operating rod (7), the operating rod (7) is installed on the driving shaft (6), and the driving shaft (6) is connected with the first driven shaft (5) through a gear transmission mechanism, the blackboard comprises a blackboard outer frame (8), a first operation hole (801) is formed in the lower left corner of the blackboard outer frame (8), a second operation hole (802) is formed in the lower right corner of the blackboard outer frame (8), a plurality of boards (3) are arranged, the upper end of each board (3) is installed in a second prism board groove (201), the lower end of each board (3) is installed in a first prism board groove (401), three boards (3) are installed between each first prism (4) and each second prism (2), one first prism (4), one second prism (2) and three boards (3) form a board prism, an operation rod (7), a driving shaft (6) and a first driven shaft (5) form a transmission mechanism, and the blackboard outer frame (8) forms a blackboard by the plurality of board prisms and the transmission mechanism.

2. An educational content writing apparatus according to claim 1, wherein: the first prism (4) and the second prism (2) are both triangular prisms.

3. An educational content writing apparatus according to claim 1, wherein: the lower end of the second driven shaft (1) is provided with a second driven shaft synchronization end (101), and the second driven shaft synchronization end (101) is the same as the second prism synchronization groove (203) in shape.

4. An educational content writing apparatus according to claim 1, wherein: the upper end of the first driven shaft (5) is provided with a first driven shaft synchronization end (501), the first driven shaft synchronization end (501) is the same as the first prism synchronization groove (403) in shape, and the first driven shaft (5) is provided with a driven wheel.

5. An educational content writing apparatus according to claim 1, wherein: two operating rods (7) are arranged.

6. An educational content writing apparatus according to claim 1, wherein: the number of the driving shafts (6) is two, and each driving shaft (6) is provided with a driving wheel.

7. An educational content writing apparatus according to claim 1, wherein: a plurality of bearings are installed on the blackboard outer frame (8), a plurality of idler shafts are arranged on the lower frame of the blackboard outer frame (8), and each idler shaft is provided with one idler.