CN212889604U

CN212889604U - Portable teaching board for education and teaching

Info

Publication number: CN212889604U
Application number: CN202021744669.9U
Authority: CN
Inventors: 王富清; 吴锦芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-06
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a portable teaching board of education and teaching usefulness relates to the teaching field. This portable teaching board of education and teaching usefulness includes mount and fixed plate, mount sliding connection is at the back of fixed plate, one side of mount articulates there is the adjustable shelf, the both sides of fixed plate all articulate there is the fly leaf, the inboard activity of mount articulates there is the movable rod, the tip fixedly connected with slider of movable rod, the constant head tank that the cross section is the T type is seted up to the inboard of adjustable shelf, slider sliding connection is inside the constant head tank, the top fixedly connected with gag lever post of mount, the round hole has been seted up on the gag lever post, the round hole internalization is pegged graft and is had positioning screw, the rectangle hole site has been seted up at the back of fixed plate, set up the screw that. This portable teaching board of education and teaching usefulness, the space that occupies is little, conveniently carries, thereby the fly leaf can open the increase area, the height-adjustable of fixed plate, uses more in a flexible way.

Description

Portable teaching board for education and teaching

Technical Field

The utility model relates to a teaching field specifically is a portable teaching board of education and teaching usefulness.

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.

In the process of education and teaching, some public classes can be held outdoors frequently, and because the outdoor teaching board is not provided, the teaching personnel are required to carry the teaching boards independently, however, the writing area of some teaching boards is small, the contents on the blackboard need to be erased frequently, the demonstration speed is slow, the occupied space is large, the carrying is inconvenient, and the use requirement is not met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a portable teaching board of education and teaching usefulness to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a portable teaching board that education and teaching used, includes mount and fixed plate, mount sliding connection is at the back of fixed plate, one side of mount articulates there is the adjustable shelf, the both sides of fixed plate all articulate there is the fly leaf, the inboard activity of mount articulates there is the movable rod, the tip fixedly connected with slider of movable rod, the constant head tank that the cross section is the T type is seted up to the inboard of adjustable shelf, slider sliding connection is inside the constant head tank, the top fixedly connected with gag lever post of mount, the round hole has been seted up on the gag lever post, the downthehole activity of round is pegged graft and is had positioning screw, the rectangle hole site has been seted up at the back of fixed plate, set up the screw that is vertical evenly distributed on the inner wall of rectangle hole site.

Preferably, the bottom of the fixed frame is fixedly connected with a cylindrical fixed support rod, and the bottom of the movable frame is fixedly connected with a cylindrical movable support rod.

Preferably, the back of the movable plate is fixedly connected with a first fixed frame, a movable block is movably inserted into the first fixed frame, a second fixed frame is fixedly connected to the back of the fixed plate and located on two sides of the rectangular hole, and the movable block is movably inserted into the second fixed frame.

Preferably, the side wall of the rectangular hole site is fixedly connected with a clamping block, sliding grooves with rectangular cross sections are formed in the two sides of the fixing frame, and the clamping block is clamped inside the sliding grooves in a sliding mode.

Preferably, the movable plate is fixedly connected with magnets at one end far away from the fixed plate, and the two groups of magnets attract each other.

Preferably, the slider and constant head tank sliding connection and looks adaptation, the slider includes first circle piece and second circle piece, first circle piece and movable rod fixed connection, second circle piece and first circle piece fixed connection.

Preferably, the first round block and the second round block are both in a flat cylinder shape, and the diameter of the second round block is larger than that of the first round block.

The utility model discloses a portable teaching board that education and teaching used, its beneficial effect who possesses as follows:

1. this portable teaching board of education and teaching usefulness is through the mount that slides down and stimulate the adjustable shelf, places fixed support pole and movable support pole and accomplishes opening of adjustable shelf subaerial, and fixed support pole and movable support pole make the support stable firm to the space that occupies is little, conveniently carry, to the one side slip movable block that is close to the fixed frame of second, make the movable block slide in the fixed frame of second, to the spacing of fly leaf, accomplish opening of fly leaf, can increase the area of teaching board.

2. This portable teaching board of education and teaching usefulness's fixed plate can slide from top to bottom, through rotating positioning screw, makes positioning screw rotate to one side spiral that is close to the fixed plate in the round hole to make positioning screw insert corresponding screw in, to the spacing of fixed plate, accomplish the fixed of fixed plate height, the height of fixed plate can be adjusted, uses more in a flexible way.

Drawings

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

fig. 2 is a schematic view of a connection structure of the fixed plate and the movable plate of the present invention;

fig. 3 is a schematic view of a fixing plate of the present invention;

FIG. 4 is a schematic view of the connection structure of the fixed frame and the movable frame of the present invention;

FIG. 5 is a partial schematic view of a stop lever according to the present invention;

FIG. 6 is a schematic view of the movable rod of the present invention;

fig. 7 is a schematic view of the slider of the present invention.

In the figure: 1. a fixed mount; 101. a chute; 2. a fixing plate; 201. a rectangular hole site; 202. a screw hole; 3. a movable frame; 301. positioning a groove; 4. a movable plate; 5. a movable rod; 6. a slider; 61. a first round block; 62. a second round block; 7. a limiting rod; 701. a circular hole; 8. positioning a screw rod; 9. fixing the support rod; 10. a movable support rod; 11. a first fixed frame; 12. a movable block; 13. a second fixed frame; 14. a clamping block; 15. a magnet is provided.

Detailed Description

The embodiment of the utility model provides a portable teaching board for education and teaching, as shown in fig. 1-7, including mount 1 and fixed plate 2, mount 1 is connected at the back of fixed plate 2 in a sliding manner, one side of mount 1 is articulated to have a movable frame 3, both sides of fixed plate 2 are all articulated to have a movable plate 4, the inboard activity of mount 1 is articulated to have a movable rod 5, the tip fixedly connected with slider 6 of movable rod 5, the inboard of movable frame 3 is seted up the constant head tank 301 that the cross section is the T type, slider 6 is connected inside constant head tank 301 in a sliding manner, the top fixedly connected with gag lever post 7 of mount 1, round hole 701 has been seted up on gag lever post 7, the activity is pegged graft in round hole 701 and is had positioning screw 8, rectangular hole site 201 has been seted up at the back of fixed plate 2, screw 202 that is vertical evenly distributed has been seted;

the bottom fixedly connected with cylinder shape's of mount 1 fixed support bar 9, the bottom fixedly connected with cylinder shape's of adjustable shelf 3 movable support bar 10, fixed support bar 9 and movable support bar 10 are the cylinder shape, make mount 1 and adjustable shelf 3 stable firm to the support of fixed plate 2 and fly leaf 4.

The back fixedly connected with first fixed frame 11 of fly leaf 4, the inside activity of first fixed frame 11 is pegged graft and is had the movable block 12, the back of fixed plate 2 and the equal fixedly connected with second fixed frame 13 in both sides that is located rectangle hole site 201, movable block 12 is pegged graft with the fixed frame 13 activity of second, make to the one side slip movable block 12 that is close to the fixed frame 13 of second, make movable block 12 slide in the fixed frame 13 of second, spacing to fly leaf 4, accomplish opening of fly leaf 4, can increase the area of teaching board.

The side wall of the rectangular hole 201 is fixedly connected with a fixture block 14, the two sides of the fixing frame 1 are both provided with sliding grooves 101 with rectangular cross sections, and the fixture block 14 is slidably clamped inside the sliding grooves 101, so that the fixing frame 1 can slide up and down on the back surface of the fixing plate 2.

The end of the movable plate 4 far away from the fixed plate 2 is fixedly connected with the magnets 15, the two groups of magnets 15 attract each other, and the magnets 15 of the two groups of movable plates 4 attract each other, so that the two groups of movable plates 4 are not easy to separate when being stored.

Slider 6 and constant head tank 301 sliding connection and looks adaptation, slider 6 includes first circle piece 61 and second circle piece 62, first circle piece 61 and movable rod 5 fixed connection, second circle piece 62 and first circle piece 61 fixed connection, adjustable shelf 3 is around the certain angle of the articulated anticlockwise rotation of department of adjustable shelf 3 and mount 1, because mount 1 and adjustable shelf 3's contained angle increase, in order to adapt to the increase of

mount

1 and 3 distances of adjustable shelf, the one end that movable rod 5 is close to slider 6 glides downwards in constant head tank 301.

The first round block 61 and the second round block 62 are both in a flat cylinder shape, and the diameter of the second round block 62 is larger than that of the first round block 61, so that the slider 6 cannot be influenced by the rotation angle of the movable rod 5 when sliding in the positioning groove 301.

The implementation mode is specifically as follows: through the mount 1 and the pulling adjustable shelf 3 of lapse, make adjustable shelf 3 around the articulated certain angle of the anticlockwise rotation of department of adjustable shelf 3 and mount 1, because mount 1 and adjustable shelf 3's contained angle increase, in order to adapt to the increase of mount 1 and adjustable shelf 3 distance, the one end that movable rod 5 is close to slider 6 slides downwards in constant head tank 301, until slider 6 slides to the bottom of constant head tank 301, movable rod 5 is spacing to adjustable shelf 3 this moment, make adjustable shelf 3 can't continue to rotate, place fixed support bar 9 and movable support bar 10 subaerial the opening of accomplishing adjustable shelf 3, fixed support bar 9 and movable support bar 10 are the cylinder shape, make mount 1 and adjustable shelf 3 stable firm to the support of fixed plate 2 and fly leaf 4.

Through to fixing plate 2 that slides on vertical direction, adjust to suitable high back with fixing plate 2, through rotating positioning screw 8, make positioning screw 8 in round hole 701 to the one side spiral that is close to fixing plate 2 rotate to make positioning screw 8 insert in corresponding screw 202, to fixing plate 2 spacing, accomplish the fixed of fixing plate 2 height, fixing plate 2 highly can be adjusted, uses more in a flexible way.

By opening the two sets of movable plates 4, the movable block 12 is slid to one side close to the second fixed frame 13, the movable block 12 is slid into the second fixed frame 13, the movable plates 4 are limited, and at the moment, the front surfaces of the fixed plate 2 and the two sets of movable plates 4 are positioned on the same horizontal plane, so that the opening of the movable plates 4 is completed, and the area of the teaching board is increased.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a portable teaching board that education and teaching was used, includes mount (1) and fixed plate (2), its characterized in that: the fixing frame (1) is connected to the back of the fixing plate (2) in a sliding manner, one side of the fixing frame (1) is hinged with a movable frame (3), two sides of the fixing plate (2) are hinged with movable plates (4), the inner side of the fixing frame (1) is hinged with a movable rod (5) in a movable manner, the end part of the movable rod (5) is fixedly connected with a sliding block (6), the inner side of the movable frame (3) is provided with a positioning groove (301) with a T-shaped cross section, the sliding block (6) is connected to the inside of the positioning groove (301) in a sliding manner, the top of the fixing frame (1) is fixedly connected with a limiting rod (7), a round hole (701) is formed in the limiting rod (7), a positioning screw rod (8) is movably inserted in the round hole (701), a rectangular hole site (201) is formed in the back of the fixing plate (2), the screw hole (202) is matched with the positioning screw rod (8).

2. A portable teaching board for educational teaching according to claim 1, wherein: the bottom fixedly connected with fixed support pole (9) of cylinder shape of mount (1), the bottom fixedly connected with movable support pole (10) of cylinder shape of adjustable shelf (3).

3. A portable teaching board for educational teaching according to claim 1, wherein: the back fixedly connected with first fixed frame (11) of fly leaf (4), the inside activity of first fixed frame (11) is pegged graft and is had movable block (12), the back of fixed plate (2) just is located the equal fixedly connected with second fixed frame (13) in both sides of rectangle hole site (201), movable block (12) are pegged graft with the activity of second fixed frame (13).

4. A portable teaching board for educational teaching according to claim 1, wherein: the side wall of the rectangular hole site (201) is fixedly connected with a clamping block (14), sliding grooves (101) with rectangular cross sections are formed in the two sides of the fixing frame (1), and the clamping block (14) is clamped inside the sliding grooves (101) in a sliding mode.

5. A portable teaching board for educational teaching according to claim 1, wherein: one end of the movable plate (4) far away from the fixed plate (2) is fixedly connected with magnets (15), and the two groups of magnets (15) attract each other.

6. A portable teaching board for educational teaching according to claim 1, wherein: slider (6) and constant head tank (301) sliding connection and looks adaptation, slider (6) include first circle piece (61) and second circle piece (62), first circle piece (61) and movable rod (5) fixed connection, second circle piece (62) and first circle piece (61) fixed connection.

7. A portable teaching board for educational teaching according to claim 6, wherein: the first round block (61) and the second round block (62) are both in a flat cylinder shape, and the diameter of the second round block (62) is larger than that of the first round block (61).