CN210941094U

CN210941094U - Can accomodate portable teaching aid chi

Info

Publication number: CN210941094U
Application number: CN201921105324.6U
Authority: CN
Inventors: 任亚辉; 李红英; 肖斌
Original assignee: Hebei College of Industry and Technology
Current assignee: Hebei Qisi Education Technology Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-07-07
Anticipated expiration: 2029-07-15

Abstract

The utility model relates to the technical field of teaching aids, in particular to a portable teaching aid ruler capable of being stored, which comprises a first ruler plate, wherein the back surface of the first ruler plate is connected with a second ruler plate through a hinge in a rotating way, the back surface of the first ruler plate is provided with a first ruler groove, the front surface of the second ruler plate is provided with a second ruler groove, a right-angle triangular plate is placed in the first ruler groove, and an isosceles triangular plate is placed in the second ruler groove; the utility model discloses a set up first chi board, second chi board, first chi groove, second chi groove, right angle set square, isosceles set square, fixed establishment, protractor, standing groove and stop gear, solved a plurality of teaching aids chi and carried inconveniently, put occupation space and the problem of losing easily, possess and to accomodate and use convenient advantage, only need carry an object, convenient to carry, inside teaching aids chi can be fast convenient take out and accomodate, is worth promoting.

Description

Can accomodate portable teaching aid chi

Technical Field

The utility model relates to a teaching aid technical field specifically is a can accomodate portable teaching aid chi.

Background

The teaching aid refers to a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like.

At the in-process of mathematics mr teaching, need use multiple teaching aid chi, including the ruler, the set-square, the protractor, compasses and so on, and go different classes at every turn and all need carry a plurality of teaching aid chi on class, still will carry books simultaneously, notes etc to cause inconveniently because of carrying multiple article, the teaching aid chi of more scattering simultaneously not only occupies the official working place on the desk, also causes easily to lose, we propose one kind to accomodate portable teaching aid chi for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can accomodate portable teaching aid chi possesses and to accomodate and use convenient advantage, has solved a plurality of teaching aid chi and has carried inconvenience, put occupation space and the problem of losing easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can accomodate portable teaching aid chi, includes first chi board, the back of first chi board is connected with the second chi board through hinge rotation, first chi groove has been seted up at the back of first chi board, the second chi groove has been seted up in the front of second chi board, the right angle set square has been placed to the inside in first chi groove, isosceles set square has been placed to the inside in second chi groove, the fixed orifices has all been seted up to the both sides at first chi board back top, the inside of fixed orifices is provided with fixed establishment, the outside of first chi board and second chi board is provided with the protractor, the standing groove has been seted up to the bottom of protractor, and first chi board, second chi board, right angle set square and isosceles set square all are located the inside of standing groove, the spacing groove has all been seted up to the both sides of standing groove inner wall, the inside of spacing groove is provided with stop gear.

Preferably, the two sides of the top of the front face of the second ruler plate are respectively welded with a fixing hook corresponding to the fixing hole, and the left side of the front end of the fixing hook is of a wedge-shaped structure.

Preferably, the fixing mechanism comprises a fixing rod, one end, far away from the first ruler groove, of the fixing rod penetrates through the outside of the first ruler plate and is welded with a handle, a limiting block is sleeved on the surface of the fixing rod, a spring is fixedly connected to one side, close to the handle, of the limiting block, the other end of the spring is fixedly connected with the inner wall of the fixing hole, and one end, far away from the handle, of the fixing rod is of a wedge-shaped structure corresponding to the fixing hook.

Preferably, a first spring telescopic rod is bonded to the inner wall of the fixing hole and located on the front face of the fixing hook, and an elastic plate is welded to the front face of the first spring telescopic rod.

Preferably, the limiting mechanism comprises a second spring telescopic rod, a limiting plate is welded at the telescopic end of the second spring telescopic rod, a moving block is welded on the front face of the limiting plate, and the front face of the moving block penetrates through the front face of the protractor through a moving groove.

Preferably, the inner wall of the limiting groove is provided with sliding rails which are bonded to the top and the bottom of the second spring telescopic rod, and the inner wall of the sliding rails is welded with the limiting plate through sliding blocks.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up first chi board, second chi board, first chi groove, second chi groove, right angle set square, isosceles set square, fixed establishment, protractor, standing groove and stop gear, solved a plurality of teaching aids chi and carried inconveniently, put occupation space and the problem of losing easily, possess and to accomodate and use convenient advantage, only need carry an object, convenient to carry, inside teaching aids chi can be fast convenient take out and accomodate, is worth promoting.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

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

fig. 4 is a schematic perspective view of the protractor of the present invention;

FIG. 5 is a top view of the partial structure of the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 7 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1. a first blade; 2. a second blade; 3. a first blade groove; 4. a second blade groove; 5. a right-angle set square; 6. an isosceles triangle; 7. a fixing hole; 8. a fixing mechanism; 9. a protractor; 10. a placement groove; 11. a limiting groove; 12. a limiting mechanism; 13. a fixed hook; 14. a first spring telescopic rod; 15. a spring plate; 16. a slide rail; 81. fixing the rod; 82. a handle; 83. a limiting block; 84. a spring; 121. a second spring telescopic rod; 122. a limiting plate; 123. moving the mass.

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.

Referring to fig. 1-7, a portable teaching ruler capable of being stored comprises a first ruler plate 1, a second ruler plate 2 is rotatably connected to the back of the first ruler plate 1 through a hinge, a first ruler groove 3 is formed in the back of the first ruler plate 1, a second ruler groove 4 is formed in the front of the second ruler plate 2, a right-angle triangle 5 is placed in the first ruler groove 3, an isosceles triangle 6 is placed in the second ruler groove 4, fixing holes 7 are formed in both sides of the top of the back of the first ruler plate 1, a fixing mechanism 8 is arranged in the fixing holes 7, protractors 9 are arranged outside the first ruler plate 1 and the second ruler plate 2, a placing groove 10 is formed in the bottom of each protractor 9, the first ruler plate 1, the second ruler plate 2, the right-angle triangle 5 and the isosceles triangle 6 are located in the placing groove 10, limiting grooves 11 are formed in both sides of the inner wall of the placing groove 10, and a limiting mechanism 12 is arranged in the limiting groove 11, through setting up first chi board 1, second chi board 2, first chi groove 3, second chi groove 4, right angle set square 5, isosceles set square 6, fixed establishment 8, protractor 9, standing groove 10 and stop gear 12, it carries inconveniently to have solved a plurality of teaching aids chi, put occupation space and the problem of losing easily, possess and accomodate and use convenient advantage, only need carry an object, and convenient to carry, inside teaching aids chi can be fast convenient take out and accomodate, is worth promoting.

In this embodiment, the two sides of the top of the front surface of the second ruler plate 2 are respectively welded with the fixing hooks 13 corresponding to the fixing holes 7, the left side of the front ends of the fixing hooks 13 is of a wedge-shaped structure, and the fixing hooks 13 can be matched with the fixing mechanism 8 for use, so that the first ruler plate 1 and the second ruler plate 2 are locked and fixed.

In this embodiment, fixing mechanism 8 includes dead lever 81, the one end that first chi groove 3 was kept away from to dead lever 81 runs through to the outside of first chi board 1 and the butt fusion has handle 82, stopper 83 has been cup jointed on the surface of dead lever 81, one side fixedly connected with spring 84 that stopper 83 is close to handle 82, the other end of spring 84 and the inner wall fixed connection of fixed orifices 7, the one end that handle 82 was kept away from to dead lever 81 is the wedge structure corresponding with fixed hook 13, fixing mechanism 8 can lock first chi board 1 and second chi board 2 and die fixedly, thereby prevent that right triangle 5 and isosceles triangle 6 from breaking away from.

In this embodiment, the inner wall of the fixing hole 7 is adhered to the front surface of the fixing hook 13 by the first spring telescopic rod 14, the elastic plate 15 is welded to the front surface of the first spring telescopic rod 14, the first spring telescopic rod 14 can be upwards ejected when the user pulls the handle 82 open, the fixing hook 13 is ejected out of the fixing hole 7, and the first ruler plate 1 and the second ruler plate 2 are automatically separated from each other, so that convenience is brought to the user.

In this embodiment, the limiting mechanism 12 includes the second spring telescopic rod 121, the limiting plate 122 is welded at the telescopic end of the second spring telescopic rod 121, the moving block 123 is welded on the front surface of the limiting plate 122, the front surface of the moving block 123 penetrates through the movable groove to the front surface of the protractor 9, and the limiting mechanism 12 can limit the first ruler plate 1 and the second ruler plate 2 and prevent the first ruler plate and the second ruler plate from falling off from the placing groove 10.

In this embodiment, the inner wall of the limiting groove 11 is bonded to the top and the bottom of the second spring telescopic rod 121, the inner wall of the sliding rail 16 is welded to the limiting plate 122 through the sliding block, the sliding rail 16 can not only stabilize the limiting plate 122 in the moving process, but also reduce the friction force caused by the moving, so that the user can save more labor when pushing the moving block 123, and convenience is brought to the user.

The working principle is as follows: when a user needs to use the ruler consisting of the right triangle 5, the isosceles triangle 6, the first ruler board 1 and the second ruler board 2, the protractor 9 is firstly taken up vertically, the two moving blocks 123 are respectively shifted to two sides, the moving blocks 123 drive the limiting plates 122 to move to two sides until the first ruler board 1 and the second ruler board 2 can fall off from the placing groove 10, then the user pulls the handles 82 on two sides of the first ruler board 1 outwards at the same time, the handles 82 drive the fixing rod 81 to move to two sides until the first spring telescopic rod 14 ejects the fixing hook 13, at the moment, the first ruler board 1 and the second ruler board 2 are separated, the right triangle 5 and the isosceles triangle 6 can be taken out, when the use is finished and the withdrawal is finished, the right triangle 5 and the isosceles triangle 6 are firstly placed into the first ruler groove 3 and the second ruler groove 4 respectively, then the first ruler board 1 and the second ruler board 2 are attached, the fixing hook 13 is inserted into the fixing hole 7 to push the fixing hook 81 to two sides until the fixing hook 13 is clamped, then the first ruler plate 1 and the second ruler plate 2 are inserted into the protractor 9 from the placing groove 10, the limiting plates 122 are pushed towards two sides by two sides of the first ruler plate 1 and the second ruler plate 2 in the inserting process until the inserting process is completed, and the limiting plates 122 rebound through the second spring telescopic rods 121 to limit the first ruler plate 1 and the second ruler plate 2.

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. A can accomodate portable teaching aid chi, includes first chi board (1), its characterized in that: the back of the first ruler board (1) is rotatably connected with a second ruler board (2) through a hinge, a first ruler groove (3) is formed in the back of the first ruler board (1), a second ruler groove (4) is formed in the front of the second ruler board (2), a right-angle triangular board (5) is placed in the first ruler groove (3), an isosceles triangular board (6) is placed in the second ruler groove (4), fixing holes (7) are formed in two sides of the top of the back of the first ruler board (1), a fixing mechanism (8) is arranged in the fixing holes (7), a protractor (9) is arranged outside the first ruler board (1) and the second ruler board (2), a placement groove (10) is formed in the bottom of the protractor (9), and the first ruler board (1), the second ruler board (2), the right-angle triangular board (5) and the isosceles triangular board (6) are all located in the placement groove (10), limiting grooves (11) are formed in two sides of the inner wall of the placing groove (10), and limiting mechanisms (12) are arranged in the limiting grooves (11).

2. A stowable portable teaching aid ruler according to claim 1 wherein: and both sides of the top of the front surface of the second ruler plate (2) are respectively welded with a fixed hook (13) corresponding to the fixed hole (7), and the left side of the front end of the fixed hook (13) is of a wedge-shaped structure.

3. A stowable portable teaching aid ruler according to claim 1 wherein: fixing mechanism (8) include dead lever (81), the one end that first chi groove (3) was kept away from in dead lever (81) runs through to the outside of first chi board (1) and the butt fusion has handle (82), stopper (83) have been cup jointed on the surface of dead lever (81), stopper (83) are close to one side fixedly connected with spring (84) of handle (82), the inner wall fixed connection of the other end of spring (84) and fixed orifices (7), the one end that handle (82) were kept away from in dead lever (81) is the wedge structure corresponding with fixed hook (13).

4. A stowable portable teaching aid ruler according to claim 3 wherein: the inner wall of the fixing hole (7) is positioned on the front face of the fixing hook (13) and is adhered with a first spring telescopic rod (14), and the front face of the first spring telescopic rod (14) is welded with an elastic plate (15).

5. A stowable portable teaching aid ruler according to claim 1 wherein: the limiting mechanism (12) comprises a second spring telescopic rod (121), a limiting plate (122) is welded at the telescopic end of the second spring telescopic rod (121), a moving block (123) is welded on the front face of the limiting plate (122), and the front face of the moving block (123) penetrates through the front face of the protractor (9) through a moving groove.

6. A stowable portable teaching aid ruler, according to claim 5, wherein: the inner wall of the limiting groove (11) is positioned at the top and the bottom of the second spring telescopic rod (121) and is bonded with a sliding rail (16), and the inner wall of the sliding rail (16) is welded with the limiting plate (122) through a sliding block.