CN212708674U

CN212708674U - Multi-purpose chi of advanced mathematics education and teaching

Info

Publication number: CN212708674U
Application number: CN202021343381.0U
Authority: CN
Inventors: 韦立宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-03-16
Anticipated expiration: 2030-07-09

Abstract

The utility model relates to the technical field of rulers and discloses a multipurpose ruler for higher mathematics education and teaching, which comprises a main ruler, wherein the middle part of the main ruler is provided with a containing groove; one end of the main ruler is rotatably connected with an auxiliary ruler through a rotating shaft; a first magnetic stripe is fixedly sleeved in the main ruler, a hanging rope is fixedly connected to one end, close to the rotating shaft, of the main ruler, and angle measuring scale marks are arranged on one side, close to the rotating shaft, of the front face of the main ruler; and a second rack is fixedly sleeved in the auxiliary ruler. The utility model provides a multipurpose ruler for higher mathematics education and teaching, which is beneficial to storage and carrying; can adsorb on the blackboard, use at any time, and then improve the practicality of whole ruler.

Description

Multi-purpose chi of advanced mathematics education and teaching

Technical Field

The utility model relates to a ruler field especially relates to a high mathematics education and teaching multipurpose ruler.

Background

Mathematics is a science of researching real world space form and quantity relation, is divided into elementary mathematics and advanced mathematics, has wide application in scientific development and modern life and production, is an essential basic tool for learning and researching modern scientific technology, is in the transition stage of starting and stopping, and has irreplaceable function for learning of other disciplines.

Need the drawing of lines and geometric figure and angle in the teaching, although some multi-purpose chi can solve, but current multi-purpose chi leads to the fact to be unfavorable for carrying and the phenomenon of accomodating for adding up the ruler with several kinds of different usage together usually, is unfavorable for adsorbing simultaneously and uses at any time on the blackboard, causes reciprocal reciprocating taking at the podium, the waste time.

In order to solve the problems, the application provides a multipurpose ruler for higher mathematics education and teaching.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems existing in the background technology, the utility model provides a multipurpose ruler for higher mathematics education and teaching, which is beneficial to being stored and carried; can adsorb on the blackboard, use at any time, and then improve the practicality of whole ruler.

(II) technical scheme

In order to solve the problems, the utility model provides a multipurpose ruler for higher mathematics education and teaching, which comprises a main ruler, wherein the middle part of the main ruler is provided with a containing groove;

one end of the main ruler is rotatably connected with an auxiliary ruler through a rotating shaft;

a first magnetic stripe is fixedly sleeved in the main ruler, a hanging rope is fixedly connected to one end, close to the rotating shaft, of the main ruler, and angle measuring scale marks are arranged on one side, close to the rotating shaft, of the front face of the main ruler;

and a second rack is fixedly sleeved in the auxiliary ruler.

Preferably, the angle scale is located outside the end of the rotating shaft.

Preferably, the end of the rotating shaft is provided with a pointer mark, and the pointer mark points to the angle measuring scale mark.

Preferably, a plastic sheet is bonded to the end of the auxiliary ruler far away from the rotating shaft.

Preferably, the auxiliary ruler is matched with an accommodating groove formed in the middle of the main ruler.

Preferably, a plurality of chalk insertion holes are formed in the auxiliary ruler.

The above technical scheme of the utility model has following profitable technological effect:

the whole multi-purpose ruler is adsorbed on the blackboard under the action of the first magnetic stripe, so that the multi-purpose ruler is convenient to take and use at any time, and meanwhile, the force of hands for pressing the whole multi-purpose ruler on the blackboard is reduced; the angle measuring scale lines are arranged on the outer side of the end part of the rotating shaft, the auxiliary rotating ruler drives the end part of the rotating shaft to rotate so as to drive the pointer mark to point to the required angle position on the annular angle measuring, and then the angle is favorably drawn; use the pivot as the centre of a circle, rotate vice chi and go into to accomodate the inslot on the main scale, inter attraction between first magnetic stripe and the second magnetic stripe to make the inside of stably depositing to the main scale of vice chi, the rope is hung in the cooperation, does benefit to and carries, does benefit to after accomodating simultaneously and deposits.

Drawings

Fig. 1 is the utility model provides a structural schematic of higher mathematics education and teaching multipurpose ruler.

Fig. 2 is the utility model provides a local structure schematic diagram of higher mathematics education and teaching multipurpose ruler.

Fig. 3 is the utility model provides a main scale overlook the schematic structure view in the multi-purpose chi of higher mathematics education and teaching.

Reference numerals: 1. a main scale; 2. a rotating shaft; 3. a secondary ruler; 4. a first magnetic stripe; 5. a second magnetic stripe; 6. hanging a rope; 7. a plastic sheet; 8. and a chalk inserting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a multipurpose ruler for higher mathematics education and teaching, which comprises a main ruler 1, wherein the middle part of the main ruler 1 is provided with a containing groove;

one end of the main ruler 1 is rotatably connected with an auxiliary ruler 3 through a rotating shaft 2;

a first magnetic stripe 4 is fixedly sleeved in the main scale 1, a hanging rope 6 is fixedly connected to one end, close to the rotating shaft 2, of the main scale 1, and angle measuring scale marks are arranged on one side, close to the rotating shaft 2, of the front surface of the main scale 1;

a second rack 5 is fixedly sleeved inside the auxiliary ruler 3.

In an alternative embodiment, the protracting scale is located outside the end of the shaft 2.

In an optional embodiment, the end of the rotating shaft 2 is provided with a pointer mark, and the pointer mark points to the angle measurement scale mark, so that the rotating angle can be conveniently observed through the pointer mark.

In an alternative embodiment, a plastic tab 7 is bonded to the end of minor rule 3 remote from axis 2 to facilitate pulling on plastic tab 7 to remove minor rule 3.

In an alternative embodiment, the auxiliary ruler 3 is matched with a storage groove formed in the middle of the main ruler 1, and the auxiliary ruler 3 is stored.

In an alternative embodiment, the secondary ruler 3 is provided with a plurality of chalk insertion holes 8, so that chalk can be inserted into the chalk insertion holes 8 conveniently, and the secondary ruler 3 can be rotated by taking the rotating shaft 2 as a center of a circle, so that an arc line can be drawn conveniently.

In the utility model, under the action of the first magnetic stripe 4, the whole multi-purpose ruler is adsorbed on the blackboard, which is beneficial to taking and using at any time, and meanwhile, the use of the force that the hand force presses the whole multi-purpose ruler on the blackboard is reduced; the angle measuring scale lines are arranged on the outer side of the end part of the rotating shaft 2, the auxiliary rotating ruler 3 drives the end part of the rotating shaft 2 to rotate so as to drive the pointer mark to point to the required angle position on the annular angle measuring, and then the angle is favorably drawn; use pivot 2 as the centre of a circle, rotate vice chi 3 and go into to accomodate the inslot on the main scale 1, inter attraction between first magnetic stripe 4 and the second magnetic stripe 5 to make vice chi 3 stably deposit to the inside of main scale 1, rope 6 is hung in the cooperation, does benefit to and carries, does benefit to after accomodating simultaneously and deposits.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a multi-purpose chi of advanced mathematics education and teaching, includes main scale (1), its characterized in that: the middle part of the main ruler (1) is provided with a containing groove;

one end of the main ruler (1) is rotatably connected with an auxiliary ruler (3) through a rotating shaft (2);

a first magnetic stripe (4) is fixedly sleeved in the main scale (1), a hanging rope (6) is fixedly connected to one end, close to the rotating shaft (2), of the main scale (1), and angle measuring scale marks are arranged on one side, close to the rotating shaft (2), of the front face of the main scale (1);

and a second rack (5) is fixedly sleeved in the auxiliary ruler (3).

2. The multipurpose ruler for advanced mathematics education and teaching according to claim 1, wherein the angle scale marks are located outside the end of the rotating shaft (2).

3. The multipurpose ruler for higher mathematics education and teaching as claimed in claim 1, characterized in that the end of the rotating shaft (2) is provided with a pointer mark, and the pointer mark points to the angle measuring scale line.

4. The multipurpose ruler for higher mathematics education and teaching according to claim 1, characterized in that the end of the auxiliary ruler (3) far from the rotating shaft (2) is adhered with a plastic sheet (7).

5. The multipurpose ruler for higher mathematics education and teaching as claimed in claim 1, characterized in that the auxiliary ruler (3) is matched with a containing groove formed in the middle of the main ruler (1).

6. The multipurpose ruler for higher mathematics education and teaching as claimed in claim 1, characterized in that the secondary ruler (3) is provided with a plurality of chalk insertion holes (8).