CN215382579U

CN215382579U - Drawing board for mathematical education

Info

Publication number: CN215382579U
Application number: CN202120947620.1U
Authority: CN
Inventors: 梁晓军; 王瑞婷
Original assignee: Hulunbuir University
Current assignee: Hulunbuir University
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2022-01-04
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a drawing board for mathematical teaching, which comprises an adjusting seat, wherein a rotating disc is rotatably arranged at the bottom of one side of the adjusting seat, guide rods are slidably arranged at four corners of the top of the adjusting seat, a fixed plate is fixedly arranged at the top of each guide rod, adjusting rods are rotatably arranged at two sides of the bottom of the fixed plate, the bottom of each adjusting rod is slidably arranged in the adjusting seat, and a clamping plate is rotatably arranged at one end of the top of the fixed plate.

Description

Drawing board for mathematical education

Technical Field

The utility model belongs to the technical field of teaching equipment, and particularly relates to a drawing board for mathematical teaching.

Background

The drawing board is an appliance used for writing and demonstrating in the education industry, generally, the drawing board is a board surface placed in a classroom or a meeting room, and drawing is carried out by using chalk or water-based pen books, so that the effect of explaining and demonstrating is achieved, students can visually and vividly understand various appliances used for teaching contents and a general name of appliances used by teachers during teaching, the teaching aid can improve the learning interest of the students, enrich perceptual knowledge, help to form clear concepts, and develop the observation ability and thinking ability of the students.

But the drawing board that is used for mathematical education on the existing market, holistic height is fixed unchangeable to can't satisfy the user use of different heights, the drawing board that the while tradition is used for mathematical education is fixed on the desktop mostly, makes angle modulation effect relatively poor, and the teaching of giving people brings a great deal of inconvenience.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the drawing board for mathematical education, which effectively solves the problems that the drawing board for mathematical education in the current market is fixed and unchangeable in overall height, so that the drawing board cannot be used by users with different heights, and meanwhile, the drawing board for mathematical education is traditionally used, most of the drawing boards are fixed on a desktop, so that the angle adjusting and adjusting effect is poor, and great inconvenience is brought to the teaching of people.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a drawing board for mathematical education, including adjusting the seat, it is provided with the rotary disk to adjust seat one side bottom rotation, it is provided with the guide bar to adjust seat top four corners slip, guide bar top fixed mounting has the fixed plate, fixed plate bottom both sides are rotated and are provided with the regulation pole, adjust pole bottom slidable mounting inside adjusting the seat, fixed plate top one end is rotated and is provided with the grip block, grip block other end bottom slidable mounting has the movable block, the movable block bottom is rotated and is provided with the telescopic link, the telescopic link bottom slides and is provided with the telescope tube, telescope tube bottom fixed mounting have with fixed plate sliding connection's installation piece.

Preferably, the adjusting seat is provided with a groove matched with the adjusting rod at the middle position inside, the bottom of the adjusting rod is rotatably provided with a sliding block, and the bottom of the inner side of the groove is provided with a sliding groove matched with the sliding block.

Preferably, a bidirectional screw rod in threaded connection with the sliding block is rotatably arranged inside the sliding groove, and one end of the bidirectional screw rod is fixedly connected with the rotating disk.

Preferably, the top of the fixing plate is fixedly provided with a slide rail connected with the mounting block in a sliding manner, and two ends of the top of the mounting block are rotatably provided with fixing bolts.

Preferably, four corners of the top of the adjusting seat are provided with guide grooves, and the guide grooves are matched with the guide rods.

Preferably, the outer side surface of the telescopic sleeve is provided with an adjusting groove communicated with the inside, and a fastening bolt penetrating through the telescopic rod with a thread is slidably arranged in the adjusting groove.

Preferably, the bottom of the clamping plate is provided with a movable groove, and the movable groove is matched with the movable block.

Compared with the prior art, the utility model has the beneficial effects that:

1) during work, the rotating disc is rotated to drive the bidirectional screw rod to rotate, so that the adjusting rod at the top of the sliding block is driven to be gradually perpendicular to the sliding groove to jack up the fixed plate, the fixed plate can be driven to move downwards by controlling the bidirectional screw rod to rotate reversely, and the guide rod and the guide groove are matched mutually, so that the fixed plate is more stable in moving upwards and downwards, the height of the mathematical drawing board on the clamping plate is effectively adjusted, and the requirements of users with different heights are met;

2) the utility model discloses a drawing board, including telescopic link and the expansion sleeve, the expansion sleeve is fixed on the clamping plate, the telescopic link is fixed on the expansion sleeve, be connected between telescopic link and the expansion sleeve through reversal fastening bolt, can upwards pull out the board angle of holding like this and adjust with the telescopic link, when needs wide-angle demand, can promote the expansion sleeve through reversal fixing bolt and be close to the clamping plate, it slides at the activity inslot portion to have driven the movable block like this, thereby realize increaseing the regulation of clamping plate angle once more, effectual realization is convenient for to the regulation of different angles like this, thereby the practicality of this drawing board has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a perspective view of the mounting block of the present invention;

FIG. 3 is a perspective view of an adjustment block of the present invention;

in the figure: 1. an adjusting seat; 2. rotating the disc; 3. a guide bar; 4. a fixing plate; 5. adjusting a rod; 6. a clamping plate; 7. a movable block; 8. a telescopic rod; 9. a telescopic sleeve; 10. mounting blocks; 11. a groove; 12. a slider; 13. a chute; 14. a bidirectional screw rod; 15. a slide rail; 16. a guide groove; 17. an adjustment groove; 18. a movable groove; 19. and fastening the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, 2 and 3, the present invention comprises an adjusting base 1, a rotating disc 2 is rotatably disposed at the bottom of one side of the adjusting base 1, guide rods 3 are slidably disposed at the four corners of the top of the adjusting base 1 to achieve a good guiding effect, a fixing plate 4 is fixedly mounted at the top of the guide rods 3 to achieve a good fixing effect, adjusting rods 5 are rotatably disposed at the two sides of the bottom of the fixing plate 4 to facilitate height adjustment of the fixing plate 4, the bottom of the adjusting rods 5 is slidably mounted inside the adjusting base 1 to facilitate bottom sliding of the adjusting rods 5, a clamping plate 6 is rotatably disposed at one end of the top of the fixing plate 4 to facilitate clamping and placement of a mathematical drawing board, a movable block 7 is slidably mounted at the bottom of the other end of the clamping plate 6, a telescopic rod 8 is rotatably disposed at the bottom of the movable block 7, a telescopic sleeve 9 is slidably disposed at the bottom of the telescopic rod 8 to facilitate up and down movement of the telescopic sleeve 9, the bottom of the telescopic sleeve 9 is fixedly provided with an installation block 10 which is connected with the fixed plate 4 in a sliding way, so that the telescopic sleeve can slide on the top of the fixed plate 4 conveniently.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1 and 3, a groove 11 matched with the adjusting rod 5 is formed in the middle position inside the adjusting seat 1, a sliding block 12 is rotatably arranged at the bottom of the adjusting rod 5, a sliding groove 13 matched with the sliding block 12 is formed in the bottom of the inner side of the groove 11, and the sliding block 12 and the sliding groove 13 are mutually matched to facilitate driving the adjusting rod 5 to be gradually perpendicular and flat.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 1, a bidirectional screw rod 14 in threaded connection with the slider 12 is rotatably arranged inside the sliding chute 13, one end of the bidirectional screw rod 14 is fixedly connected with the rotating disk 2, and the slider 12 is conveniently driven to open and close by rotating the bidirectional screw rod 14.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 2, a slide rail 15 slidably connected to the mounting block 10 is fixedly mounted at the top of the fixing plate 4, fixing bolts are rotatably disposed at two ends of the top of the mounting block 10, and the mounting block 10 is matched with the slide rail 15, so that the telescopic sleeve 9 is conveniently driven to move.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 3, four corners of the top of the adjusting base 1 are provided with guide grooves 16, the guide grooves 16 are matched with the guide rods 3, and the guide grooves 16 are matched with the guide rods 3, so that the fixing plate 4 can move more stably.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 1, an adjusting groove 17 communicating with the inside is formed on the outer side surface of the telescopic sleeve 9, a fastening bolt 19 penetrating through the telescopic rod 8 with a thread is slidably arranged inside the adjusting groove 17, and the telescopic rod 8 is conveniently fixed by rotating the fastening bolt 19.

Seventh embodiment, based on the first embodiment, as shown in fig. 1, the bottom of the clamping plate 6 is provided with a movable groove 18, and the movable groove 18 is matched with the movable block 7, so that the movable block 7 can slide in the movable groove 18.

The working principle is as follows: during operation, the adjusting seat 1 is firstly placed at a proper position, then the mathematical drawing board is placed on the clamping plate 6 for fixing, at the moment, the rotating disc 2 is rotated to drive the bidirectional screw rod 14 to rotate, the bidirectional screw rod 14 is in threaded connection with the slider 12, so that the slider 12 is driven to be gradually opened between the insides of the sliding grooves 13, the adjusting rod 5 is gradually perpendicular to the sliding grooves 13, the fixing plate 4 is jacked up, the fixing plate 4 can be driven to move downwards by controlling the bidirectional screw rod 14 to rotate reversely, the stability of the upward and downward movement of the fixing plate 4 is effectively improved by matching the guide rod 3 with the guide groove 16, the height of the mathematical drawing board on the clamping plate 6 is effectively adjusted, the height requirements of users with different heights can be conveniently met, the use is facilitated, the connection between the telescopic rod 8 and the telescopic sleeve 9 is relieved by reversing the fastening bolt 19, and the telescopic rod 8 can be pulled upwards, thereby realized the regulation of grip block 6 angle, when needs bigger angle demand, through reversal fixing bolt, then under the cooperation of installation piece 10 and slide rail 15, can promote telescope tube 9 and be close to grip block 6, driven the movable block 7 like this and slided in the 18 inside portions of activity groove to the realization increases the regulation of grip block 6 angle once more, effectual realization like this is convenient for to the regulation of different angles, thereby has improved the practicality of this drawing board.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A drawing board for mathematical education, including adjusting seat (1), its characterized in that: adjust seat (1) one side bottom and rotate and be provided with rotary disk (2), it is provided with guide bar (3) to adjust seat (1) top four corners slip, guide bar (3) top fixed mounting has fixed plate (4), fixed plate (4) bottom both sides are rotated and are provided with regulation pole (5), it is inside adjusting seat (1) to adjust pole (5) bottom slidable mounting, fixed plate (4) top one end is rotated and is provided with grip block (6), grip block (6) other end bottom slidable mounting has movable block (7), movable block (7) bottom is rotated and is provided with telescopic link (8), telescopic link (8) bottom slip is provided with telescopic sleeve (9), telescopic sleeve (9) bottom fixed mounting has installation piece (10) with fixed plate (4) sliding connection.

2. A drawing board for mathematics teaching according to claim 1, characterized in that: the adjusting seat is characterized in that a groove (11) matched with the adjusting rod (5) is formed in the middle of the inner portion of the adjusting seat (1), a sliding block (12) is rotatably arranged at the bottom of the adjusting rod (5), and a sliding groove (13) matched with the sliding block (12) is formed in the bottom of the inner side of the groove (11).

3. A drawing board for mathematics teaching according to claim 2, characterized in that: the inner part of the sliding groove (13) is rotatably provided with a bidirectional screw rod (14) in threaded connection with the sliding block (12), and one end of the bidirectional screw rod (14) is fixedly connected with the rotating disk (2).

4. A drawing board for mathematics teaching according to claim 1, characterized in that: the top of the fixing plate (4) is fixedly provided with a sliding rail (15) which is connected with the mounting block (10) in a sliding manner, and two ends of the top of the mounting block (10) are rotatably provided with fixing bolts.

5. A drawing board for mathematics teaching according to claim 1, characterized in that: the four corners of the top of the adjusting seat (1) are provided with guide grooves (16), and the guide grooves (16) are matched with the guide rods (3).

6. A drawing board for mathematics teaching according to claim 1, characterized in that: the outer side surface of the telescopic sleeve (9) is provided with an adjusting groove (17) communicated with the inside, and a fastening bolt (19) penetrating through the telescopic rod (8) with a thread is arranged in the adjusting groove (17) in a sliding manner.

7. A drawing board for mathematics teaching according to claim 1, characterized in that: the bottom of the clamping plate (6) is provided with a movable groove (18), and the movable groove (18) is matched with the movable block (7).