CN112706542A

CN112706542A - Education is with portable blackboard

Info

Publication number: CN112706542A
Application number: CN202110103985.0A
Authority: CN
Inventors: 王延川
Original assignee: Chongqing Zhuopei Education Technology Co ltd
Current assignee: Chongqing Zhuopei Education Technology Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-04-27

Abstract

The invention discloses a movable blackboard for education, and relates to a teaching aid, which comprises a base, wherein universal pulleys are fixedly connected below the base in a front-back and left-right symmetrical manner, and fixing plates in a front-back and left-right symmetrical manner are fixedly connected above the base; the fixed plate is rotationally connected with a rotating mechanism which is vertically symmetrical, the rotating mechanism is fixedly connected with a fixing mechanism which is rotationally connected with a left-right symmetrical mechanism, the fixing mechanism is in threaded connection with an adjusting mechanism, and the rotating mechanism is fixedly connected with a display mechanism. This device not only can carry out arbitrary removal, and still can adjust the height of show board according to actual conditions, and then makes the content on the back student can see the blackboard, and the certain degree has promoted the quality of teaching, and this device easy operation uses and experiences and feel well.

Description

Education is with portable blackboard

Technical Field

The invention relates to a teaching aid, in particular to a movable blackboard for education.

Background

The blackboard is one of the teaching equipment commonly used in preschool education, and these blackboards are generally fixed on the wall or supported by a support and can not be moved, so that the fixed blackboard is very inconvenient to use. The front blackboard is fixed on the wall surface, is inconvenient to move, is inconvenient to adjust, brings certain trouble to teaching work when being used, and accordingly reduces teaching quality to a certain degree.

To this end, a portable blackboard for education has been proposed by those skilled in the art to solve the problems set forth in the background above.

Disclosure of Invention

The present invention is directed to a portable blackboard for education to solve the above problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a movable blackboard for education comprises a base, universal pulleys are fixedly connected below the base in a front-back and left-right symmetrical mode, and fixing plates in a front-back and left-right symmetrical mode are fixedly connected above the base; the fixed plate is rotationally connected with a rotating mechanism which is vertically symmetrical, the rotating mechanism is fixedly connected with a fixing mechanism which is rotationally connected with a left-right symmetrical mechanism, the fixing mechanism is in threaded connection with an adjusting mechanism, and the rotating mechanism is fixedly connected with a display mechanism.

As a further scheme of the invention: the rotating mechanism comprises a fixed rod which is rotatably connected with the fixed plate, the fixed rod is rotatably connected with a rotating plate, the other end of the rotating plate is rotatably connected with a cross rod, and the cross rod is rotatably connected with a fixing mechanism.

As a still further scheme of the invention: the fixing mechanism comprises thread sleeves which are symmetrical left and right, connecting blocks are fixedly connected to the surface of the middle of each thread sleeve in an up-and-down symmetrical mode, the connecting blocks are rotatably connected with the cross rod, and the thread sleeves are in threaded connection with adjusting mechanisms.

As a still further scheme of the invention: the adjusting mechanism comprises a double-threaded screw, the double-threaded screw is in threaded connection with a threaded sleeve, a turntable is fixedly connected to the right end of the double-threaded screw, and a handle is arranged at the eccentric position of the right end face of the turntable.

As a still further scheme of the invention: show mechanism is including the backup pad, bilateral symmetry fixedly connected with rotates the fixed block of being connected with the upside rotor plate around the backup pad below, backup pad top bilateral symmetry fixedly connected with stopper, both ends fixedly connected with rectangular block around the stopper, stopper sliding connection has the show board.

Compared with the prior art, the invention has the beneficial effects that: when the display board is used, a user rotates the handle according to needs to drive the disc to rotate, so that a series of mechanisms are driven to move, the display board is lifted to a proper height, and the display board is pushed to a proper position; the existing blackboard is fixed on the wall surface, is inconvenient to move and adjust, brings certain trouble to teaching work when being used, and reduces teaching quality to a certain extent; this device not only can carry out arbitrary removal, and still can adjust the height of show board according to actual conditions, and then makes the content on the back student can see the blackboard, and the certain degree has promoted the quality of teaching, and this device easy operation uses and experiences and feel well.

Drawings

FIG. 1 is a schematic view showing an overall construction of a mobile blackboard for education;

FIG. 2 is a front view of a mobile blackboard for education;

FIG. 3 is a side view of a portable blackboard for education;

FIG. 4 is a plan view of a mobile blackboard for education;

in the figure: the device comprises a base 1, a universal pulley 2, a fixing plate 3, a rotating mechanism 4, a fixing rod 401, a rotating plate 402, a cross rod 403, a fixing mechanism 5, a threaded sleeve 501, a connecting block 502, an adjusting mechanism 6, a double-threaded screw 601, a rotating disc 602, a handle 603, a display mechanism 7, a support plate 701, a fixed block 702, a fixed block 703, a limiting block 704, a rectangular block 705 and a display plate 705.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The first embodiment is as follows: referring to fig. 1-4, a movable blackboard for education comprises a base 1, universal pulleys 2 are fixedly connected below the base 1 in a front-back and left-right symmetrical manner, and fixing plates 3 are fixedly connected above the base 1 in a front-back and left-right symmetrical manner;

the fixed plate 3 is rotationally connected with a vertically symmetrical rotating mechanism 4, the rotating mechanism 4 is fixedly connected with a horizontally symmetrical fixing mechanism 5, the fixing mechanism 5 is in threaded connection with an adjusting mechanism 6, and the rotating mechanism 4 at the upper side is fixedly connected with a display mechanism 7;

during the use, the user rotates the handle 603 as required, so that the rotary table 602 fixedly connected with the rotary table 602 rotates, so that the double-threaded screw 601 fixedly connected with the rotary table 602 rotates, the threaded sleeves 501 on the left side and the right side move relatively or oppositely, the transverse rod 403 rotatably connected with the connecting block 502 swings, the rotating plate 402 is driven to rotate, the display mechanism 7 is adjusted to a proper display height, and the user pushes the display plate 705 as required.

The rotating mechanism 4 comprises a fixed rod 401 rotatably connected with the fixed plate 3, the fixed rod 401 is rotatably connected with a rotating plate 402, the other end of the rotating plate 402 is rotatably connected with a cross rod 403, and the cross rod 403 is rotatably connected with a fixing mechanism 5.

The fixing mechanism 5 comprises a thread bush 501 which is symmetrical left and right, the middle surface of the thread bush 501 is fixedly connected with a connecting block 502 in an up-down symmetrical mode, the connecting block 502 is rotatably connected with the cross rod 403, and the thread bush 501 is connected with an adjusting mechanism 6 in a threaded mode.

Adjustment mechanism 6 is including double threaded screw 601, double threaded screw 601 and thread bush 501 threaded connection, double threaded screw 601 right-hand member fixedly connected with carousel 602, the eccentric department of carousel 602 right-hand member face is provided with handle 603.

The display mechanism 7 comprises a supporting plate 701, wherein fixed blocks 702 which are rotatably connected with an upper rotating plate 402 are fixedly connected in a front-back and left-right symmetrical mode below the supporting plate 701, limit blocks 703 are fixedly connected in a left-right symmetrical mode above the supporting plate 701, rectangular blocks 704 are fixedly connected at the front end and the rear end of each limit block 703, and a display plate 705 is slidably connected with each limit block 703.

Example two: this embodiment is a further improvement of the previous embodiment: the thread directions of the thread sleeves 501 on the left side and the right side are opposite.

The working principle of the invention is as follows: during the use, the user rotates the handle 603 as required, so that the rotary table 602 fixedly connected with the rotary table 602 rotates, so that the double-threaded screw 601 fixedly connected with the rotary table 602 rotates, the threaded sleeves 501 on the left side and the right side move relatively or oppositely, the transverse rod 403 rotatably connected with the connecting block 502 swings, the rotating plate 402 is driven to rotate, the display mechanism 7 is adjusted to a proper display height, and the user pushes the display plate 705 as required.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A movable blackboard for education comprises a base (1), universal pulleys (2) are fixedly connected below the base (1) in a front-back and left-right symmetrical mode, and fixing plates (3) are fixedly connected above the base (1) in a front-back and left-right symmetrical mode; the device is characterized in that the fixed plate (3) is rotatably connected with a rotating mechanism (4) which is vertically symmetrical, the rotating mechanism (4) is fixedly connected with a fixing mechanism (5) which is rotatably connected with a left-right symmetrical mechanism, the fixing mechanism (5) is in threaded connection with an adjusting mechanism (6), and the rotating mechanism (4) is fixedly connected with a display mechanism (7).

2. A movable blackboard according to claim 1, wherein the rotation mechanism (4) comprises a fixed rod (401) rotatably connected to the fixed plate (3), the fixed rod (401) is rotatably connected to a rotation plate (402), the other end of the rotation plate (402) is rotatably connected to a cross bar (403), and the cross bar (403) is rotatably connected to a fixing mechanism (5).

3. The movable blackboard for education as claimed in claim 1 or 2 wherein the fixing mechanism (5) includes a left and right symmetrical screw sleeve (501), the middle surface of the screw sleeve (501) is connected with connecting blocks (502) symmetrically up and down, the connecting blocks (502) are connected with the cross bar (403) in rotation, and the screw sleeve (501) is connected with the adjusting mechanism (6) in screw thread.

4. The movable blackboard for education as claimed in claim 1, wherein the adjusting mechanism (6) includes a double threaded screw (601), the double threaded screw (601) is connected with the threaded sleeve (501) in a threaded manner, a rotary disc (602) is fixedly connected to the right end of the double threaded screw (601), and a handle (603) is arranged at the eccentric position of the right end face of the rotary disc (602).

5. The movable blackboard for education as claimed in claim 1 wherein the display mechanism (7) includes a support plate (701), the support plate (701) is under fixed blocks (702) connected with the upper rotating plate (402) in a rotating manner, the support plate (701) is over fixed blocks (703) connected in a rotating manner, the limit blocks (703) are under fixed blocks (704) connected with the front and rear ends of the limit blocks (703) in a rotating manner, and the limit blocks (703) are connected with the display plate (705) in a sliding manner.