CN217259337U - Multifunctional demonstration compasses ruler - Google Patents
Multifunctional demonstration compasses ruler Download PDFInfo
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- CN217259337U CN217259337U CN202220924365.3U CN202220924365U CN217259337U CN 217259337 U CN217259337 U CN 217259337U CN 202220924365 U CN202220924365 U CN 202220924365U CN 217259337 U CN217259337 U CN 217259337U
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Abstract
The utility model discloses a multifunctional demonstration compasses ruler, which comprises a first strip-shaped plate, a second strip-shaped plate, a third strip-shaped plate, a fourth strip-shaped plate, a fifth strip-shaped plate and a sixth strip-shaped plate; the left ends of the third strip-shaped plate and the fifth strip-shaped plate are aligned and fixedly connected; the right ends of the fourth strip-shaped plate and the fifth strip-shaped plate are aligned and fixedly connected; a first strip-shaped opening is formed in the lower side of the right end of the first strip-shaped plate, the second strip-shaped plate is located in the first strip-shaped opening, and the left end of the second strip-shaped plate is fixedly connected with the first strip-shaped plate; a second strip-shaped opening is formed in the upper side of the left end of the fourth strip-shaped plate, and the right end of the third strip-shaped plate is located in the second strip-shaped opening; the right end of the fourth strip plate is provided with a sucker; the sixth strip-shaped plate is embedded in the fifth strip-shaped plate. The multifunctional demonstration compasses ruler is simple to manufacture, multipurpose, flexible to use and convenient to carry. The multifunctional ruler is suitable for teachers to demonstrate and students to manually operate, and is a comprehensive teaching tool integrating a ruler, a graduated scale, a protractor and compasses.
Description
Technical Field
The utility model relates to a teaching aid technical field especially relates to a multi-functional demonstration compasses chi.
Background
At present, an auxiliary teaching aid for junior high school mathematics teaching has a lot, and the graphics primitive is the indispensable instrument of giving lessons of mathematics teacher, and the teacher often need take various graphics primitives such as compasses, ruler, angulation board when in class, not only carries inconveniently, operates very troublesome moreover. Particularly, for the explanation of some geometrical concepts, the concepts are abstract, difficult to understand and poor in teaching effect, and visual demonstration is not available. Students can theoretically understand their features and their relationships only through a single graph.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multi-functional demonstration compasses chi, it is not but a demonstration teaching aid, still one collect ruler, scale, protractor, compasses (the pen clip can receive and release wantonly, is applicable to whiteboard pen, chalk and ballpoint etc.) teaching tool as an organic whole, both is fit for the teacher and demonstrates, is fit for student's manual operation again.
In order to achieve the above object, the utility model adopts the following technical scheme:
the multifunctional demonstration compass ruler comprises a first strip-shaped plate, a second strip-shaped plate, a third strip-shaped plate, a fourth strip-shaped plate, a fifth strip-shaped plate and a sixth strip-shaped plate; the left ends of the third strip-shaped plate and the fifth strip-shaped plate are aligned and fixedly connected; the right ends of the fourth strip-shaped plate and the fifth strip-shaped plate are aligned and fixedly connected; a first strip-shaped opening is formed in the lower side of the right end of the first strip-shaped plate, the second strip-shaped plate is located in the first strip-shaped opening, and the left end of the second strip-shaped plate is fixedly connected with the first strip-shaped plate; a second strip-shaped opening is formed in the upper side of the left end of the fourth strip-shaped plate, and the right end of the third strip-shaped plate is located in the second strip-shaped opening; the right end of the fourth strip plate is provided with a sucker;
the sixth strip-shaped plate is embedded in the fifth strip-shaped plate, one end of the sixth strip-shaped plate is coaxially connected with the fifth strip-shaped plate, the other end of the sixth strip-shaped plate is provided with a pen clip, the sixth strip-shaped plate is internally provided with a protractor assembly, the protractor assembly comprises a protractor reel and a winding structure, and one end of the protractor reel penetrates out of the surface of the sixth strip-shaped plate and is fixed on the inner side of the fifth strip-shaped plate.
Further: the left end of the first strip-shaped plate is provided with a first magnet, and the right end of the first strip-shaped plate is provided with a second magnet; a third magnet is arranged at the position, corresponding to the second magnet, of the right end of the second strip-shaped plate; a fourth magnet is arranged at the right end of the third strip-shaped plate, a fifth magnet is arranged at the position, corresponding to the fourth magnet, of the fourth strip-shaped plate, and a sixth magnet is arranged at the left end of the fourth strip-shaped plate; the middle section of the fifth strip-shaped plate is provided with a seventh magnet, and the sixth strip-shaped plate is provided with an eighth magnet matched with the seventh magnet.
Further: the first strip-shaped plate and the fifth strip-shaped plate are the same in length, and the second strip-shaped plate, the third strip-shaped plate and the fourth strip-shaped plate are smaller than the first strip-shaped plate and the fifth strip-shaped plate in length.
Further: the sum of the thickness of the right end of the first strip-shaped plate and the thickness of the second strip-shaped plate is the thickness of the left end of the first strip-shaped plate; the sum of the thickness of the right end of the third strip-shaped plate and the thickness of the left end of the fourth strip-shaped plate is the thickness of the right end of the fourth strip-shaped plate.
Further: the top surface of the first strip-shaped plate is provided with scale marks.
Further, the method comprises the following steps: the first strip-shaped plate and the second strip-shaped plate, the third strip-shaped plate and the fifth strip-shaped plate; the fourth strip-shaped plate and the fifth strip-shaped plate are fixedly connected through the nails.
Further: the fifth strip-shaped plate and the sixth strip-shaped plate are coaxially connected through a rotating shaft.
The utility model has the advantages that:
1. the multifunctional demonstration compasses ruler is simple to manufacture, ingenious in design, multifunctional, flexible to use and convenient to carry. The multifunctional ruler is suitable for teachers to demonstrate and students to manually operate, and is a comprehensive teaching tool integrating a ruler, a graduated scale, a protractor and compasses.
2. The multifunctional demonstration compasses ruler can be used as a demonstration teaching aid, can develop triangles and quadrangles in various shapes, can visually display the transformation process and the relation between the triangles and the quadrangles for students, provides convenience for the classroom teaching of teachers and the learning practice of the students, and greatly improves the classroom teaching quality and the teaching effect.
Drawings
FIG. 1 is a front view of the overall structure of embodiment 1;
FIG. 2 is a schematic structural view of a fifth strip plate and a sixth strip plate in accordance with embodiment 1;
FIG. 3 is a schematic structural view of embodiment 3;
FIG. 4 is a schematic structural view of example 4;
FIG. 5 is a schematic structural view of example 5;
FIG. 6 is a schematic structural view of example 6;
FIG. 7 is a schematic structural view of example 7;
FIG. 8 is a schematic structural view of embodiment 8.
Wherein: 1. a first strip-shaped plate; 2. a second strip; 3. a third strip; 4. a fourth strip plate; 5. a fifth strip-shaped plate; 6. a sixth strip-shaped plate; 7. a first bar-shaped opening; 8. a second strip-shaped opening; 9. a suction cup; 10. a pen clip; 11. an angle measuring reel; 12. a first magnet; 13. a second magnet; 14. a third magnet; 15. a fourth magnet; 16. a fifth magnet; 17. a sixth magnet; 18. a seventh magnet; 19. an eighth magnet; 20. willow nail; 21. a rotating shaft.
Detailed Description
The following description of the embodiments of the present invention is provided to enable those skilled in the art to understand the invention, and it is to be understood that the invention is not limited to the details of the embodiments, but rather, the invention is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined and defined by the appended claims.
Example 1
Referring to fig. 1, a multifunctional demonstration compasses ruler comprises a first strip-shaped plate 1, a second strip-shaped plate 2, a third strip-shaped plate 3, a fourth strip-shaped plate 4, a fifth strip-shaped plate 5 and a sixth strip-shaped plate 6; specifically, the first strip-shaped plate 1 and the fifth strip-shaped plate 5 have the same length, and the second strip-shaped plate 2, the third strip-shaped plate 3 and the fourth strip-shaped plate 4 have the length smaller than that of the first strip-shaped plate 1 and that of the fifth strip-shaped plate 5. The sum of the thickness of the right end of the first strip-shaped plate 1 and the thickness of the second strip-shaped plate 2 is the thickness of the left end of the first strip-shaped plate 1; the sum of the thickness of the right end of the third strip-shaped plate 3 and the thickness of the left end of the fourth strip-shaped plate 4 is the thickness of the right end of the fourth strip-shaped plate 4.
The left ends of the third strip-shaped plate 3 and the fifth strip-shaped plate 5 are aligned and fixedly connected through a rivet 20; the fourth strip-shaped plate 4 is aligned with the right end of the fifth strip-shaped plate 5 and is fixedly connected with the fifth strip-shaped plate through a rivet 20; a first strip-shaped opening 7 is formed in the lower side of the right end of the first strip-shaped plate 1, the second strip-shaped plate 2 is located in the first strip-shaped opening 7, and the left end of the second strip-shaped plate 2 is fixedly connected with the first strip-shaped plate 1 through a rivet 20; a second strip-shaped opening 8 is formed in the upper side of the left end of the fourth strip-shaped plate 4, and the right end of the third strip-shaped plate 3 is positioned in the second strip-shaped opening 8; the right end of the fourth strip 4 is provided with a sucker 9;
referring to fig. 2, the sixth strip-shaped plate 6 is embedded in the fifth strip-shaped plate 5, one end of the sixth strip-shaped plate 6 is coaxially connected with the fifth strip-shaped plate 5 through a rotating shaft 21, the other end of the sixth strip-shaped plate 6 is provided with a pen clip 10, the sixth strip-shaped plate 6 is internally provided with a protractor assembly, the protractor assembly comprises a protractor reel 11 and a winding structure, one end of the protractor reel 11 is connected with the winding structure, and the other end of the protractor reel 11 penetrates out of the surface of the sixth strip-shaped plate 6 and is fixed inside the fifth strip-shaped plate 5. The rolling structure is the prior art and does not belong to the protection scope of the invention.
The left end of the first strip-shaped plate 1 is provided with a first magnet 12, and the right end is provided with a second magnet 13; a third magnet 14 is arranged at the right end of the second strip-shaped plate 2 corresponding to the second magnet 13; a fourth magnet 15 is arranged at the right end of the third strip-shaped plate 3, a fifth magnet 16 is arranged at the position, corresponding to the fourth magnet 15, of the fourth strip-shaped plate 4, and a sixth magnet 17 is arranged at the left end of the fourth strip-shaped plate 4; the middle section of the fifth strip-shaped plate 5 is provided with a seventh magnet 18, and the sixth strip-shaped plate 6 is provided with an eighth magnet 19 matched with the seventh magnet 18.
The first strip-shaped plate 1 is detachably connected with the left end of the third strip-shaped plate 3 through the first magnet 12, and is convenient to carry. The top surface of the first strip-shaped plate 1 is provided with scale marks. The first strip-shaped plate 1 is detached from the third strip-shaped plate 3, and the first strip-shaped plate 1 can be independently used as a graduated scale.
Example 2
Referring to fig. 2, the sixth strip-shaped plate 6 is removed from the fifth strip-shaped plate 5, the third strip-shaped plate 3, the fourth strip-shaped plate 4 and the fifth strip-shaped plate 5 are used as an arm, the sixth strip-shaped plate 6 is used as an arm, the suction cup 9 is used as a fulcrum, the compass can be used as a compass, and the protractor can be used as a protractor along with the unfolding of the protractor spool 11.
Example 3
Referring to fig. 3, the right end of the third strip-shaped plate 3 and the left end of the fourth strip-shaped plate 4 are moved out and are buckled together by magnetic attraction, namely, the third strip-shaped plate is triangular.
Example 4
Referring to fig. 4, the right end of the third strip-shaped plate 3 and the left end of the fourth strip-shaped plate 4 are moved out, and the two ends of the first strip-shaped plate 1 are buckled at the right end of the third strip-shaped plate 3 and the left end of the fourth strip-shaped plate 4 through magnetic attraction, so that the third strip-shaped plate is a quadrangle, and the shape of the third strip-shaped plate can be changed at will.
Example 5
Referring to fig. 5, in the structure of the embodiment 4, the right end of the first strip-shaped plate 1 is removed from the left end of the fourth strip-shaped plate 4 to be fastened to the fifth magnet 16 of the fourth strip-shaped plate 4, thereby forming a parallelogram.
Example 6
Referring to fig. 6, in the structure of embodiment 5, if any one of the corners of the parallelogram is changed so as to become a right angle, the parallelogram can be changed into a rectangle.
Example 7
Referring to fig. 7, in the structure of embodiment 5, the right end of the second strip 2 is removed and is magnetically attached to the seventh magnet 18 of the fifth strip 5, and the parallelogram becomes two diamonds.
Example 8
Referring to fig. 8, in the structure of example 7, a rhombus can be changed to a square by changing one corner of the rhombus so that it becomes a right angle.
The multifunctional demonstration compasses ruler can be used as a demonstration teaching aid, can develop triangles and quadrangles in various shapes, can visually display the transformation process and the relation between the triangles and the quadrangles for students, provides convenience for the classroom teaching of teachers and the learning practice of the students, and greatly improves the classroom teaching quality and the teaching effect.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A multifunctional demonstration compasses ruler which is characterized in that: comprises a first strip-shaped plate (1), a second strip-shaped plate (2), a third strip-shaped plate (3), a fourth strip-shaped plate (4), a fifth strip-shaped plate (5) and a sixth strip-shaped plate (6); the left ends of the first strip-shaped plate (1) and the third strip-shaped plate (3) are movably connected, and the left ends of the third strip-shaped plate (3) and the fifth strip-shaped plate (5) are aligned and fixedly connected; the fourth strip-shaped plate (4) is aligned with and fixedly connected with the right end of the fifth strip-shaped plate (5); a first strip-shaped opening (7) is formed in the lower side of the right end of the first strip-shaped plate (1), the second strip-shaped plate (2) is located in the first strip-shaped opening (7), and the left end of the second strip-shaped plate (2) is fixedly connected with the first strip-shaped plate (1); a second strip-shaped opening (8) is formed in the upper side of the left end of the fourth strip-shaped plate (4), and the right end of the third strip-shaped plate (3) is located in the second strip-shaped opening (8); a sucker (9) is arranged at the right end of the fourth shaped plate (4);
the sixth strip-shaped plate (6) is embedded in the fifth strip-shaped plate (5), one end of the sixth strip-shaped plate (6) is coaxially connected with the fifth strip-shaped plate (5), the other end of the sixth strip-shaped plate (6) is provided with a pen clip (10), a protractor component is arranged in the sixth strip-shaped plate (6), the protractor component comprises a protractor reel (11) and a winding structure, one end of the protractor reel (11) is connected with the winding structure, and the other end of the protractor reel (11) penetrates out of the surface of the sixth strip-shaped plate (6) and is fixed on the inner side of the fifth strip-shaped plate (5).
2. A multi-functional demonstration compass according to claim 1, characterized in that: the left end of the first strip-shaped plate (1) is provided with a first magnet (12), and the right end of the first strip-shaped plate is provided with a second magnet (13); a third magnet (14) is arranged at the right end of the second strip-shaped plate (2) corresponding to the second magnet (13); a fourth magnet (15) is arranged at the right end of the third strip-shaped plate (3), a fifth magnet (16) is arranged at the position, corresponding to the fourth magnet (15), of the fourth strip-shaped plate (4), and a sixth magnet (17) is arranged at the left end of the fourth strip-shaped plate (4); the middle section of the fifth strip-shaped plate (5) is provided with a seventh magnet (18), and the sixth strip-shaped plate (6) is provided with an eighth magnet (19) matched with the seventh magnet (18).
3. A multi-functional demonstration compass according to claim 1, characterized in that: the length of the first strip-shaped plate (1) is the same as that of the fifth strip-shaped plate (5), and the length of the second strip-shaped plate (2), the length of the third strip-shaped plate (3) and the length of the fourth strip-shaped plate (4) are all smaller than that of the first strip-shaped plate (1) and the length of the fifth strip-shaped plate (5).
4. A multifunctional demonstration compass ruler according to claim 1, characterized in that: the sum of the thickness of the right end of the first strip-shaped plate (1) and the thickness of the second strip-shaped plate (2) is equal to the thickness of the left end of the first strip-shaped plate (1); the sum of the thickness of the right end of the third strip-shaped plate (3) and the thickness of the left end of the fourth strip-shaped plate (4) is the thickness of the right end of the fourth strip-shaped plate (4).
5. A multi-functional demonstration compass according to claim 1, characterized in that: the top surface of the first strip-shaped plate (1) is provided with scale marks.
6. A multi-functional demonstration compass according to claim 1, characterized in that: the first strip-shaped plate (1) and the second strip-shaped plate (2), the third strip-shaped plate (3) and the fifth strip-shaped plate (5); the fourth strip-shaped plate (4) and the fifth strip-shaped plate (5) are fixedly connected through a rivet (20).
7. A multi-functional demonstration compass according to claim 1, characterized in that: the fifth strip-shaped plate (5) and the sixth strip-shaped plate (6) are coaxially connected through a rotating shaft (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220924365.3U CN217259337U (en) | 2022-04-20 | 2022-04-20 | Multifunctional demonstration compasses ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220924365.3U CN217259337U (en) | 2022-04-20 | 2022-04-20 | Multifunctional demonstration compasses ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217259337U true CN217259337U (en) | 2022-08-23 |
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ID=82877241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220924365.3U Active CN217259337U (en) | 2022-04-20 | 2022-04-20 | Multifunctional demonstration compasses ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217259337U (en) |
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2022
- 2022-04-20 CN CN202220924365.3U patent/CN217259337U/en active Active
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