CN212889602U - Think political affairs education with convenient show whiteboard - Google Patents

Abstract

The utility model relates to a little blank especially relates to a think political affairs education with convenient show little blank. The to-be-solved technical problem of the utility model is how to provide a think political affairs education with convenient show whiteboard who conveniently carries and make things convenient for mr to use. In order to solve the technical problem, the utility model provides a such think political affairs education is with convenient show whiteboard which includes: the two sides of the first writing board are respectively hinged with a second writing board; the two sides of the bottom of the first writing board are hinged with the supporting frames; the four corners of the first writing board are connected with the fixed rods; l type hinge, articulated respectively between the second board of first board and both sides is connected with L type hinge, and it has a straight line groove to open on the L type hinge, and the dead lever runs through a straight line groove on the L type hinge. The utility model discloses a locking mechanism and rotary mechanism can open or merge this device, enlarge mr's the area of writing, have made things convenient for mr's this device of carrying and use.

Description

Think political affairs education with convenient show whiteboard

Technical Field

The utility model relates to a little blank especially relates to a think political affairs education with convenient show little blank.

Background

In ideological and moral education, teachers generally need to make a large number of board books to explain relevant theories, particularly when the teachers encounter explanation of classic type problems such as celebrities and anecdotal stories, some teachers like to use a scene teaching mode often go to outdoor lesson teaching, and perform scene reproduction on the classic of celebrities and the like, so that classmates are integrated into events, and the perplexity of ideological and moral education is avoided.

When a teacher needs to go to a class outdoors, if the selected blackboard is large in size and inconvenient to move and carry, and if the selected blackboard is small in size and large in thought and moral text content, the teacher is inconvenient to write on the blackboard, and especially if the teacher carries a plurality of classes, the workload of the teacher needs to be increased once before each class when the teacher goes to class successively.

There is a need to develop a convenient presentation whiteboard for ideological education that is portable and convenient for teachers to use.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

The utility model discloses an overcome the great difficult removal of blackboard volume to inconvenient mr uses the shortcoming in the outdoor time of going to school, the to-be-solved technical problem of the utility model is to provide a think political affairs education with convenient show whiteboard conveniently carries and makes things convenient for the mr to use.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a such think political affairs education is with convenient show whiteboard which includes: the two sides of the first writing board are respectively hinged with a second writing board; the two sides of the bottom of the first writing board are hinged with the supporting frames; the four corners of the first writing board are connected with the fixed rods; the first writing board and the second writing boards on two sides of the first writing board are respectively hinged with the L-shaped hinges, the L-shaped hinges are provided with straight grooves, and the fixing rods penetrate through the straight grooves on the L-shaped hinges; the handle is connected to the side surface of the first writing board; the first writing board is connected with a locking mechanism; the first writing board is connected with a rotating mechanism, and the rotating mechanism is matched with the locking mechanism.

Preferably, the locking mechanism comprises: the inner middle part of the first writing board is connected with a first sliding sleeve; the rack is connected with the first sliding sleeve in a sliding manner, an opening is formed in the side face of the first writing board close to the handle, and one side of the rack penetrates through the opening of the first writing board; the end part of the rack is connected with a pull rod; the bayonet lock is connected with one side of the rack close to the pull rod in a sliding manner; and the side of the first writing board close to the pull rod is connected with a snap ring.

Preferably, the rotating mechanism comprises: the two sides of the bottom in the first writing board are rotatably connected with gears, and the two gears are meshed with the racks; the bottom in the first writing board is connected with four second sliding sleeves which are symmetrically arranged; the two gears are rotatably connected with the two first connecting blocks; the second connecting block is connected with the second sliding sleeve in an inward sliding mode, the second connecting block is hinged to the first connecting block, and the left side and the right side of the two second writing boards are provided with hanging grooves.

Preferably, the method further comprises the following steps: the bottom of each of the two second writing boards is connected with a bar magnet.

Preferably, the first writing board and the second writing board are made of iron sheet materials.

(3) Advantageous effects

1. The utility model discloses a locking mechanism and rotary mechanism can open or merge this device, enlarge mr's the area of writing, have made things convenient for mr's this device of carrying and use.

2. Two second boards are fixed through two bar magnets, so that the two second boards are prevented from being automatically unfolded when a teacher carries the writing tablet.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of a partial three-dimensional structure of the present invention.

Fig. 4 is a schematic bottom view of the present invention.

The labels in the figures are: 1-a first writing board, 11-a fixed rod, 12-an L-shaped hinge, 13-a handle, 2-a locking mechanism, 21-a first sliding sleeve, 22-a rack, 23-a pull rod, 24-a bayonet lock, 25-a snap ring, 3-a rotating mechanism, 31-a gear, 32-a first connecting block, 33-a second connecting block, 34-a second sliding sleeve, 4-a second writing board, 40-a hanging groove, 5-a bar magnet and 6-a supporting frame.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Example 1

A small convenient display white board for thinking administration education, as shown in figures 1-3, comprising a first writing board 1, a second writing board 4, a fixed rod 11 and a support frame 6, l type hinge 12, handle 13, locking mechanism 2 and rotary mechanism 3, both sides articulate respectively around first board 1 and are connected with second board 4, the bottom left and right sides of first board 1 all articulates and is connected with support frame 6, all be connected with dead lever 11 on four angles of first board 1, it is connected with L type hinge 12 to articulate respectively between the second board 4 of first board 1 and both sides, it has a word groove to open on the L type hinge 12, dead lever 11 runs through a word groove on L type hinge 12, be connected with handle 13 on the left surface of first board 1, be connected with locking mechanism 2 on first board 1, be connected with rotary mechanism 3 on first board 1, rotary mechanism 3 and locking mechanism 2 cooperation.

The locking mechanism 2 comprises a first sliding sleeve 21, a rack 22, a pull rod 23, a clamping pin 24 and a clamping ring 25, the first sliding sleeve 21 is connected to the middle portion in the first writing board 1, the rack 22 is connected to the first sliding sleeve 21 in a sliding manner, an opening is formed in the left side face of the first writing board 1, the left portion of the rack 22 penetrates through the opening in the left side face of the first writing board 1, the pull rod 23 is connected to the left end of the rack 22, the clamping pin 24 is connected to the left portion of the rack 22 in a sliding manner, and the clamping ring 25 is connected to the left side face of the first writing board 1.

The rotating mechanism 3 comprises a gear 31, a first connecting block 32, a second connecting block 33 and a second sliding sleeve 34, the left side and the right side of the bottom in the first writing board 1 are connected with the gear 31 in a rotating mode, the two gears 31 are all meshed with the rack 22, the bottom in the first writing board 1 is connected with four second sliding sleeves 34, the four second sliding sleeves 34 are symmetrically arranged front and back, the two gears 31 are connected with the two first connecting blocks 32 in a rotating mode, the second sliding sleeves 34 are connected with the second connecting block 33 in an inner sliding mode, the second connecting block 33 is hinged to the first connecting blocks 32, and the left side and the right side of the two second writing boards 4 are provided with hanging grooves 40.

Initially, two second writing boards 4 of the device are attached to the first writing board 1, when the device needs to be used, the two second writing boards 4 are respectively opened, the pull rod 23 is pushed rightwards, the first sliding sleeve 21 plays a guiding role, the rack 22 drives the gear 31 to rotate clockwise, when the gear 31 rotates clockwise, the second connecting block 33 is pushed into the hanging groove 40 under the action of the first connecting block 32, the second sliding sleeve 34 plays a guiding role, when the second connecting block 33 is positioned in the hanging groove 40, a teacher inserts the clamping pin 24 into the clamping ring 25 to fix the rack 22, the second writing boards 4 on two sides are fixed, then the teacher opens the supporting frame 6, under the action of the supporting frame 6, the device can be obliquely placed or horizontally placed, or the device is hung through the handle 13, when the teacher uses the device, the clamping pin 24 is pulled out, the gear 31 is not limited any more, the teacher pulls the push rod leftwards, the rack 22 drives the gear 31 to rotate anticlockwise, the second connecting block 33 is pulled to move out of the hanging groove 40 through the first connecting block 32, so that the two second writing boards 4 are not limited, a teacher covers one second writing board 4 at the bottom of the first writing board 1, and another second writing board 4 is covered, so that the device can be folded, the device can be opened or combined through the locking mechanism 2 and the rotating mechanism 3, the writing area of the teacher is enlarged, and the carrying and the use of the device by the teacher are facilitated.

Example 2

On the basis of the embodiment 1, as shown in fig. 4, the tablet further comprises a bar magnet 5, and the bar magnets 5 are connected to the bottoms of the two second writing boards 4.

After the teacher folds up the device, the two second writing boards 4 are fixed through the two bar magnets 5, and the two second writing boards 4 are prevented from being automatically unfolded when the teacher carries the device.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more 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 changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (5)

1. The utility model provides a think political affairs education with convenient show whiteboard, its characterized in that includes:

the two sides of the first writing board (1) are respectively hinged with a second writing board (4);

the two sides of the bottom of the first writing board (1) are hinged with the supporting frames (6);

the four corners of the first writing board (1) are connected with the fixed rods (11);

the writing board comprises a first writing board (1) and second writing boards (4) on two sides, wherein the first writing board (1) and the second writing boards (4) on the two sides are respectively hinged with an L-shaped hinge (12), a straight groove is formed in the L-shaped hinge (12), and a fixing rod (11) penetrates through the straight groove in the L-shaped hinge (12);

the side surface of the first writing board (1) is connected with a handle (13);

the first writing board (1) is connected with a locking mechanism (2);

the first writing board (1) is connected with the rotating mechanism (3), and the rotating mechanism (3) is matched with the locking mechanism (2).

2. The portable display whiteboard for ideological education according to claim 1, characterized in that the locking mechanism (2) comprises: the writing board comprises a first sliding sleeve (21), wherein the inner middle part of the first writing board (1) is connected with the first sliding sleeve (21);

the rack (22) is connected with the first sliding sleeve (21) in a sliding manner, an opening is formed in the side surface of the first writing board (1) close to one side of the handle (13), and one side of the rack (22) penetrates through the opening of the first writing board (1);

the end part of the rack (22) is connected with the pull rod (23);

the bayonet (24) is connected with one side of the rack (22) close to the pull rod (23) in a sliding manner;

the clamp ring (25) is connected to one side, close to the pull rod (23), of the first writing board (1).

3. The portable display whiteboard for thinking education as claimed in claim 2, wherein the rotating mechanism (3) comprises: the two sides of the bottom in the first writing board (1) are rotatably connected with the gears (31), and the two gears (31) are meshed with the racks (22);

the bottom in the first writing board (1) is connected with four second sliding sleeves (34), and the four second sliding sleeves (34) are symmetrically arranged;

the two gears (31) are respectively and rotatably connected with two first connecting blocks (32);

the second connecting block (33) is connected with the second sliding sleeve (34) in an inward sliding mode, the second connecting block (33) is hinged to the first connecting block (32), and the left side and the right side of the two second writing boards (4) are provided with hanging grooves (40).

4. The portable small display board for think of political education of claim 3, characterized by further comprising:

the bottom parts of the bar-shaped magnets (5) and the two second writing boards (4) are connected with the bar-shaped magnets (5).

5. The convenient and fast display whiteboard for think political affairs education of claim 4, characterized in that, the first writing board (1) and the second writing board (4) are made of iron sheet.

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