CN216749019U

CN216749019U - Differential mathematics appurtenance convenient to carry

Info

Publication number: CN216749019U
Application number: CN202123156091.2U
Authority: CN
Inventors: 季梅
Original assignee: Hunan University of Chinese Medicine
Current assignee: Hunan University of Chinese Medicine
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-06-14
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a differential mathematics appurtenance convenient to carry, including blackboard body, blackboard body's both sides are the fixed support column that is equipped with all, and the fixed portable handle that is equipped with in center department of one of them support column one side, the fixed couple that is equipped with in one side of another support column, blackboard body back's the fixed hinge that is equipped with in center both sides all, blackboard body's the fixed block that is equipped with in front, fixed block rotate be connected with the rotation connecting rod, the outer wall of fixed block is equipped with the carriage, the couple block is connected with the link. The utility model relates to a differential mathematics appurtenance convenient to carry is equipped with the hinge through the center department at the blackboard body back for the blackboard body can fold and merge, and two support columns merge thereupon, then leave the space between the blackboard body, avoid rubbing to make its material damage to some extent, and the influence is used, plays the guard action, and couple and link block make the blackboard body fold fixedly, can conveniently hand-carry.

Description

Differential mathematics appurtenance convenient to carry

Technical Field

The utility model relates to a differential mathematics appurtenance field, in particular to differential mathematics appurtenance convenient to carry.

Background

A differential mathematics auxiliary tool is a general name of various appliances used by students to visually and vividly understand teaching contents and appliances used by teachers during teaching, which is called teaching aid for short, the teaching aid can improve the learning interest of students, enrich perceptual knowledge, help to form clear concepts and develop the observation capability and thinking capability of students, and is generally divided into three types of common teaching aids, special teaching aids and infant teaching aids, while a blackboard in a plurality of teaching aids is one of important learning auxiliary tools, the blackboard is not particularly a black board, and is a plane capable of being repeatedly written by chalk in the traditional sense, the board is hard, is generally made of wood boards or ground glass and the like, and can be used as an important auxiliary tool for writing on the board by using specific writing materials such as chalk and the like.

The blackboard that market is commonly used now places the fixed use in the classroom more, should not hand-carry the use, and then uses and receive the limitation, and small blackboard, the area is less, has the problem that can't write down whole problem solving thinking when study record problem solving flow, and need clean repeatedly just can reuse, influences learning efficiency, consequently needs to provide a blackboard differential mathematics appurtenance convenient to carry and facilitate the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a differential mathematics appurtenance convenient to carry to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a differential mathematics appurtenance convenient to carry, includes blackboard body, blackboard body's both sides are all fixed and are equipped with the support column, one of them the fixed portable handle that is equipped with of center department of support column one side, another the fixed couple that is equipped with in one side of support column, the equal fixed hinge that is equipped with in center both sides at the blackboard body back, blackboard body's the fixed block that is equipped with in front, the fixed block rotates and is connected with the rotation connecting rod, the outer wall of fixed block is equipped with the link, the couple block is connected with the link.

Preferably, one end fixedly connected with connecting axle of link, the connecting axle passes one side fixedly connected with sliding block of linking frame.

Preferably, the both ends of sliding block are all fixed and are equipped with the pivot, the outer wall cover of connecting axle is equipped with the spring.

Preferably, the connecting frame is provided with sliding grooves on two sides, and the two rotating shafts are connected with the sliding grooves corresponding to the rotating shafts in position in a sliding mode.

Preferably, a clamping block is fixedly arranged on one side of the connecting frame, and one end of the rotating connecting rod penetrates through the clamping block and is connected with the clamping block in a rotating mode.

Preferably, one end of the rotating connecting rod is provided with a circular groove.

The utility model discloses a technological effect and advantage:

(1) the hinge is arranged at the center of the back of the blackboard body, so that the blackboard body can be folded and combined in a two-part mode, the two support columns are combined together, and a gap is reserved between the blackboard bodies, so that the blackboard bodies are prevented from being damaged by friction and the use is prevented from being influenced, a certain protection effect is achieved, and the service life is prolonged;

(2) through being equipped with the link in blackboard body's front, the couple is connected with the link block and makes blackboard body folding fixed, blackboard body folding merge the back, then accessible circular slot comes the push-and-pull to rotate the connecting rod, push-and-pull up, the elasticity of spring is lax then to drive the link and move forward, when passing the link block with the couple, it presses to rotate the connecting rod and be the horizontal line formula again, then the tension compression that drives the spring is firm, can drive the pivot at sliding block both ends and pass through the spout and slide, the clamp splice of splice one side of the link frame rotates to the horizontal direction centre gripping with rotating the connecting rod and stabilizes, whole blackboard body is folding and fixed locking then, then portable handle of accessible at last hand carries, the supplementary use of convenient study, and the record of the convenient study problem solving flow, and the improvement learning efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the folding and fixing structure of the present invention;

fig. 3 is a schematic structural view of the suspension ring and the rotating link rod of the present invention.

In the figure: 1. a blackboard body; 2. a hinge; 3. a carrying handle; 4. a support pillar; 5. hooking; 6. hanging a ring; 7. a fixed block; 8. a connecting shaft; 9. a spring; 10. a slider; 11. rotating the connecting rod; 12. a clamping block; 13. a connecting frame; 14. a chute; 15. a rotating shaft; 16. a circular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a differential mathematics appurtenance convenient to carry as shown in figures 1-3, including blackboard body 1, both sides of blackboard body 1 are all fixed and are equipped with support column 4, the center department of one side of one of them support column 4 is fixed and is equipped with portable handle 3, one side of another support column 4 is fixed and is equipped with couple 5, the center both sides at the back of blackboard body 1 are all fixed and are equipped with hinge 2, make things convenient for blackboard body 1 to fold and deposit, reduce the volume, conveniently deposit, blackboard body 1's front is fixed and is equipped with fixed block 7, fixed block 7 rotates and is connected with rotating connecting rod 11, the outer wall of fixed block 7 is equipped with connecting frame 13, couple 5 block is connected with link 6, the firm locking of being convenient for;

as shown in fig. 1-3, one end of the hanging ring 6 is fixedly connected with a connecting shaft 8, the connecting shaft 8 passes through a sliding block 10 fixedly connected with one side of a connecting frame 13, rotating shafts 15 are fixedly arranged at two ends of the sliding block 10, a spring 9 is sleeved on the outer wall of the connecting shaft 8, the elastic force of the body of the spring 9 has a buffering effect, sliding grooves 14 are formed in two sides of the connecting frame 13, the two rotating shafts 15 are connected with the sliding grooves 14 corresponding to the positions of the two rotating shafts 15 in a sliding manner, clamping blocks 12 are fixedly arranged on one side of the connecting frame 13, one end of a rotating connecting rod 11 passes through the clamping blocks 12 and is connected with the rotating shafts in a rotating manner, a circular groove 16 is formed in one end of the rotating connecting rod 11, and the rotating connecting rod 11 is convenient to operate.

The utility model discloses theory of operation: when the portable differential mathematics auxiliary tool in the design scheme is used, firstly, the hinge 2 is arranged at the center of the back of the blackboard body 1, so that the blackboard body 1 can be folded and combined in a two-part way, the two support columns 4 are combined together, a gap is reserved between the blackboard bodies 1, the friction is avoided, the material of the blackboard body 1 is damaged, the use is influenced, a certain protection effect is achieved, the service life is prolonged, then, the hanging ring 6 is arranged on the front of the blackboard body 1, the hanging hook 5 is clamped and connected with the hanging ring 6, the blackboard body 1 is folded and fixed, after the blackboard bodies 1 are folded and combined, the rotating connecting rod 11 can be pushed and pulled through the circular groove 16, the rotating connecting rod 11 is pushed and pulled upwards, the hanging ring 6 is driven to move forwards by the elastic force of the spring 9 being loosened, when the hanging hook 5 passes through the hanging ring 6, the rotating connecting rod 11 is pressed downwards in a horizontal line manner, the tension of the spring 9 is driven to compress firmly, so that the rotating shafts 15 at two ends of the sliding block 10 can be driven to slide through the sliding grooves 14, the clamping block 12 on one side of the connecting frame 13 and the rotating connecting rod 11 rotate to be clamped firmly in the horizontal direction, the whole blackboard body 1 is folded and fixed and locked, and finally the portable handle 3 can be carried around, so that the auxiliary use of learning is facilitated, the recording of the flow of solving the problems is facilitated, and the learning efficiency is improved.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of description and attached drawing.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a differential mathematics appurtenance convenient to carry, includes blackboard body (1), its characterized in that, the both sides of blackboard body (1) are all fixed and are equipped with support column (4), one of them the center department of support column (4) one side is fixed and is equipped with portable handle (3), another one side of support column (4) is fixed and is equipped with couple (5), the center both sides at the blackboard body (1) back are all fixed and are equipped with hinge (2), the front of blackboard body (1) is fixed and is equipped with fixed block (7), fixed block (7) are rotated and are connected with rotation connecting rod (11), the outer wall of fixed block (7) is equipped with link (13), couple (5) block is connected with link (6).

2. The portable differential mathematics auxiliary tool as claimed in claim 1, wherein one end of said suspension loop (6) is fixedly connected with a connecting shaft (8), and one side of said connecting shaft (8) passing through a connecting frame (13) is fixedly connected with a sliding block (10).

3. The portable differential mathematics auxiliary tool of claim 2, characterized in that, both ends of said sliding block (10) are fixed with a rotating shaft (15), and the outer wall of said connecting shaft (8) is sleeved with a spring (9).

4. The portable differential mathematics auxiliary tool according to claim 3, characterized in that the two sides of said connecting frame (13) are both equipped with sliding grooves (14), and both said rotating shafts (15) are slidably connected with the sliding grooves (14) corresponding to their positions.

5. The portable differential mathematics auxiliary tool according to claim 1, characterized in that one side of said connecting frame (13) is fixedly provided with a clamping block (12), and one end of said rotating connecting rod (11) passes through said clamping block (12) and is rotatably connected with it.

6. A portable differential mathematics assistive tool according to claim 1, characterized in that one end of the rotating link (11) is slotted with a circular slot (16).