CN211843860U - Combined teaching measuring tool - Google Patents
Combined teaching measuring tool Download PDFInfo
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- CN211843860U CN211843860U CN202020206663.XU CN202020206663U CN211843860U CN 211843860 U CN211843860 U CN 211843860U CN 202020206663 U CN202020206663 U CN 202020206663U CN 211843860 U CN211843860 U CN 211843860U
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- ruler
- main
- main body
- auxiliary
- angle
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Abstract
The utility model relates to the technical field of teaching, in particular to a combined teaching measuring tool; comprises a main body ruler and an auxiliary ruler; the main body ruler and the auxiliary ruler are provided with guide rails and are matched with each other; the auxiliary ruler is connected with a hole B at the tail end of the main ruler through a rotary joint, so that the auxiliary ruler can rotate 180 degrees to move; the pen holder is characterized by also comprising a painting pen holder, an anti-skid shaft, a handle, an angle auxiliary ruler, a sucking disc and a press lifting device; the angle auxiliary ruler is positioned at the top of the semicircular end of the main ruler, and an angle is made and measured by matching with the rotation of the angle dial disc at the top of the semicircular end of the main ruler; the sucker is positioned at the bottom of the semicircular end of the main body ruler and is used for being adsorbed on a blackboard, and the main body ruler can rotate around the sucker; compared with the traditional drawing tool, the utility model is portable and more convenient to carry; the multifunctional drawing instrument has the functions of drawing lines, drawing circular arcs and measuring angles, is multifunctional, is simple to operate and quick to draw, solves the problem that teachers draw repeatedly and change measuring tools, and accordingly improves teaching drawing efficiency; the combined teaching and measuring tool is provided with scales, and accurate graphs can be drawn according to needs.
Description
Technical Field
The utility model relates to a teaching technical field especially relates to a modular teaching measuring tool.
Background
The conventional teaching drawing tools include compasses, set squares, rulers, protractors and the like, and are usually made of wood and have a certain volume. No matter ruler or compasses, their effect is all too single at present, and it is required whenever teaching is drawn, and the teacher always prepares one set of instrument in advance, because single drawing instrument can't satisfy the demand of teaching now, and the instrument has been many moreover, and how the teacher conveniently carries has also become the problem. The teacher is loaded down with trivial details, takes time in drawing the change instrument in class, and how to fix the centre of a circle inconvenient when the teacher draws the circle on the blackboard moreover. This not only increases the teacher's burden, but also reduces the quality of the teaching.
The technical difficulty that teaching measuring tool exists at present lies in: 1. how to integrate the functions of drawing lines, arcs, circles and angle lines into a whole and the structure is simple; 2. how to fix the measuring tool on the blackboard surface is convenient for operation; 3. how to move the brush into a straight line and fix the brush into a circle.
Disclosure of Invention
In order to solve the deficiencies of the conventional teaching measuring tool, the utility model provides a combined teaching measuring tool, this combined measuring tool collect the setting-out, draw the arc, draw circle and drawing angle line function in an organic whole, can do the straight line of circle and length, the angle line of limited size. The combined measuring tool can solve the problem that teachers repeatedly change the measuring tool during drawing, and is simple in structure, convenient to carry and operate, and therefore teaching efficiency is improved.
Technical problem to be solved
In order to solve the above problems in the prior art, the utility model provides a combined teaching measuring tool. The technical problem to be solved is as follows: 1. the functions of drawing lines, arcs, circles and angle lines are integrated, and the structure is simple; 2. the measuring tool can be fixed on the blackboard surface for operation; 3. and stably moving the painting brush to make a straight line and fixing the painting brush to make a circle.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme as follows:
a combined teaching measuring tool comprises a main ruler 1 and an auxiliary ruler 2;
the main body ruler 1 and the auxiliary ruler 2 are both provided with guide rails and are matched with each other;
the auxiliary ruler 2 is connected with holes 1-3 at the tail end B of the main ruler 1 through a rotary joint 9, so that the auxiliary ruler 2 can rotate 180 degrees to move.
The combined teaching measuring tool further comprises a painting pen clip 7;
the painting brush clamp 7 is provided with a groove 7-1, the groove 7-1 is matched with the inner side wall surfaces of the guide rails of the main ruler 1 and the auxiliary ruler 2, and the painting brush clamp 7 can slide left and right along the guide rails of the main ruler 1 and the auxiliary ruler 2.
The combined teaching measuring tool further comprises an anti-skid shaft 10 and a cylindrical compression spring 11;
the cylindrical compression spring 11 is sleeved on the anti-slip shaft 10, is positioned in the hole A1-2 of the main body ruler 1 and can contact with a guide rail at the tail end of the main body ruler 1.
The combined teaching and measuring tool also comprises a handle 8,
the handle 8 is connected to the painting pen clip 7 through threads 8-1.
The combined teaching measuring tool also comprises an angle auxiliary ruler 3;
the angle auxiliary ruler 3 is positioned at the top of the semicircular end of the main ruler 1 and connected with C holes 1-4 of the main ruler 1, and an angle is made and measured by matching with an angle dial disc at the top of the semicircular end of the main ruler 1 to rotate;
the combined teaching measuring tool further comprises a sucker 4;
the sucking disc 4 is located main body chi 1 semicircle end bottom for adsorb on the blackboard, the C hole 1-4 of main body chi 1 semicircle end bottom with the cooperation of sucking disc 4 top is connected, and main body chi 1 can be rotatory around sucking disc 4.
The combined teaching measuring tool further comprises a press lifting device 5.
The lifting device 5 is positioned on the surface wall of the suction cup 4.
Compared with the prior art, the beneficial effects of the utility model are that:
compared with the traditional drawing tool, the combined teaching and measuring tool is portable and more convenient to carry; the multifunctional drawing instrument has the functions of drawing lines, drawing circular arcs and measuring angles, is multifunctional, is simple to operate and quick to draw, solves the problem that teachers draw repeatedly and change measuring tools, and accordingly improves teaching drawing efficiency; the combined teaching and measuring tool is provided with scales, and accurate graphs can be drawn according to needs.
To sum up, the utility model discloses a combination formula teaching measure has small in size, uses convenient, the steady accurate advantage of mapping.
Drawings
The invention will be further described with reference to the accompanying drawings:
fig. 1 is a schematic view of the general assembly of a combined teaching and measuring tool according to a first embodiment of the present invention;
fig. 2 is a front view of the assembly of the combined teaching and measuring tool according to the first embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a schematic view of a main body ruler of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 5 is a front view of a main body ruler of the combined teaching and measuring tool according to the first embodiment of the present invention;
FIG. 6 is a cross-sectional view B-B of FIG. 5;
fig. 7 is a front view of an anti-slip shaft of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 8 is a front view of a cylindrical compression spring of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 9 is a top view of the auxiliary ruler of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 10 is a left side view of an auxiliary scale of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 11 is a schematic view of a brush clip of a combined teaching and measuring tool according to a first embodiment of the present invention
Fig. 12 is a front view of a suction cup of the combined teaching and measuring tool according to the first embodiment of the present invention;
fig. 13 is a front view of an angle auxiliary ruler of the combined teaching and measuring tool according to the first embodiment of the present invention;
[ description of reference ]
1-main body ruler, 2-auxiliary ruler, 3-angle auxiliary ruler, 4-sucker, 5-press device, 6-guide rail, 7-painting pen clip, 8-handle, 9-rotary joint, 10-anti-skid shaft and 11-cylindrical compression spring.
Wherein, 1-2 is a hole A, 1-3 is a hole B, and 1-4 is a hole C; 6-1 is the outer wall surface of the guide rail, and 6-2 is the inner wall surface of the guide rail; 7-1 is a groove; 8-1 is a screw thread.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
the method comprises the following steps: the multifunctional drawing pen comprises a main body ruler 1, a sucker 4, a guide rail 6, a drawing pen clip 7, a rotary joint 9, an anti-skidding shaft 10, a cylindrical compression spring 11, an angle auxiliary ruler 3, an auxiliary ruler 2, a handle 8 and a pressing device 5.
The main body ruler 1 is provided with holes A1-2, holes B1-3 and holes C1-4;
the auxiliary ruler 2 is provided with a rotary joint 9 which is positioned inside the main ruler 1, and the auxiliary ruler 2 is connected with a hole B1-3 at the tail end of the main ruler 1 through the rotary joint 9 and can rotate 180 degrees.
The guide rail 6 is positioned on the side wall of the main body ruler 1 and the auxiliary ruler 2 and is matched and connected with a painting pen clip 7, the guide rail 6 of the auxiliary ruler 2 is connected with a hole B1-3 at the tail end of the main body ruler 1 through a rotary joint 9, the auxiliary ruler 2 can be mutually matched with the guide rail 6 of the main body ruler 1 to expand the measuring range through rotation, and the guide rails 6 on the main body ruler 1 and the auxiliary ruler 2 can be matched and connected with a groove 7-1 of the painting pen clip 7;
the main body ruler and the auxiliary ruler are both provided with the same guide rail, the painting brush clamp can slide along the guide rail on the auxiliary ruler and also along the guide rail on the main body ruler, when the range of the main body ruler is insufficient, the auxiliary ruler is rotated to expand the range, the guide rails of the main body ruler and the auxiliary ruler are the same, and the painting brush clamp can slide;
the handle 8 pushes a painting brush in the painting brush clamp 7 to the outer side wall surface of the contact guide rail 6 in a rotating mode through the screw thread 8-1, the painting brush is fixed on the outer side wall surface 6-1 of the guide rail 6, and meanwhile, the groove 7-1 of the painting brush clamp 7 moves outwards to contact the inner side wall surface 6-2 of the guide rail 6, so that the painting brush clamp 7 is fixed on the guide rail 6; according to the size of the drawing, a painting brush is fixed through a handle 8 so as to fix a painting brush clamp 7 on a guide rail 6 of the main ruler 1 or the auxiliary ruler 2.
The painting brush clamp 7 fixes the painting brush in a threaded rotation mode through the handle 8, and the painting brush clamp 7 is positioned on the guide rail 6.
The handle 8 fixes the painting brush clamp 7 on the guide rail, the guide rail can be fixed on the auxiliary ruler, the guide rail can also be fixed on the main ruler 1, and the painting brush clamp can be selectively fixed on the guide rail of the main ruler or the auxiliary ruler according to the drawing size.
The sucker 4 is positioned at the bottom of the whole structure, can be adsorbed on a blackboard to fix a measuring tool, is convenient for large-scale operation such as circle drawing and the like, and the press lifting device 5 is positioned on the surface wall of the sucker and can manually pull out the measuring tool from the blackboard; the bottom of the semicircular end of the main body ruler 1 is connected with the top of the sucker 4 in a matching manner, and can rotate around the sucker 4 to draw an arc and a circle;
the angle auxiliary ruler 3 is positioned at the top of the semicircular end of the main ruler 1, and an angle are made by matching with the rotation of the angle dial at the top of the semicircular end of the main ruler 1;
the anti-skid shaft 10 is provided with a cylindrical compression spring 11 which is positioned in the main body ruler 1 and contacts with a guide rail at the tail end of the main body ruler, and the auxiliary ruler 2 recovers the contact of the anti-skid shaft 10 with the guide rail outwards and intercepts the painting pen clip 7 and slides out of the tail end of the main body ruler 1;
when the auxiliary ruler 2 is used for expanding the measuring range, the auxiliary ruler 2 rotates to release the cylindrical compression spring 11 to reset, and the anti-skid shaft 10 is not contacted with the guide rail at the tail end of the main ruler 1. The auxiliary ruler 2 is connected with the tail end of the main ruler 1 through a rotary joint 9 and is positioned in the main ruler (the auxiliary ruler 2 is connected with a hole B1-3 in the tail end of the main ruler 1 through the rotary joint 9), a long straight line or a large-diameter circle is formed by movably extending the rotary joint 9, the function of expanding the measuring range is achieved through rotation kneading in a folding mode, the space is saved, and the guide rails are positioned on the side walls of the main ruler 1 and the auxiliary ruler 2 and are symmetrically provided with double guide rails and are matched with grooves 7-1 of a drawing pen clip 7;
the painting pen clip 7 can slide left and right to stably make a line and is fixed on the guide rail to rotate to make a circle;
the painting brush clamp 7 is connected to the handle 8, the painting brush is fixed through 8 screw thread rotating modes of the handle and the painting brush clamp 7 is positioned on the guide rail, and meanwhile the handle 8 can avoid direct contact of the painting brush, which is not suitable for being used to cause waste due to the fact that the painting brush (chalk) is broken and the painting brush (chalk) is not suitable for being used due to the fact that the painting brush (chalk) is too short due to uneven stress of operation.
For a better explanation of the invention, the invention will be described in detail below with reference to the accompanying fig. 1-13, by way of specific embodiments.
Example one
Referring to fig. 1-13, the present embodiment provides a combined teaching and measuring tool, which mainly comprises a main ruler 1, an auxiliary ruler 2, an angle auxiliary ruler 3, a sucker 4, a lifting device 5, a guide rail 6, a painting brush holder 7, a handle 8, a rotary joint 9, an anti-slip shaft 10, and a cylindrical compression spring 11.
Referring to fig. 1, 2, 3, 4 and 9, in fig. 12, the suction cup 4 is located at the bottom of the whole structure and can be attached to a blackboard, and the lifting device 5 is located on the side wall of the suction cup 4; the bottom C hole 1-4 of the semicircular end of the main body ruler 1 is connected with the top of the sucker 4 in a matching mode and can rotate around the sucker 4, the angle auxiliary ruler 3 is connected with the top C hole 1-4 of the semicircular end of the main body ruler 1 in a matching mode and rotates through an angle dial disc matched with the top of the semicircular end of the main body ruler 1, and referring to fig. 5, 6, 7 and 8, a cylindrical compression spring 11 is installed on an anti-skid shaft 10, is located in the hole A1-2 of the main body ruler 1 and contacts with a tail end guide rail 6 of the main body ruler 1; the auxiliary ruler 2 is positioned in the main ruler 1 and is movably connected with the hole B1-3 through a rotary joint 9; the guide rail 6 is positioned on the side walls of the main body ruler 1 and the auxiliary ruler 2 and is matched and connected with a groove 7-1 of a painting pen clip 7; the handle 8 is connected with the painting brush clamp 7, and positioning of the painting brush clamp 7 and fixing of painting brushes can be achieved.
Referring to fig. 3, 4 and 9, the auxiliary ruler 2 is connected with the hole B1-3 at the tail end of the main ruler through a rotary joint 9 and is hidden inside the main ruler 1, and the extended range is achieved through rotary kneading.
Referring to fig. 4 and 13, the angle auxiliary scale 3 is engraved with an angle scale of 0 to 180 degrees and is used for making an angle line of the main scale 1, and at an initial position, the 0 degree line is on the same straight line with the central straight line of the main scale 1, and the angle making and the angle measuring are realized by matching with the rotation of the angle dial.
Referring to fig. 11, the brush holder 7 fixes the brush by rotating the handle 8 through threads 8-1 and the brush holder 7 is positioned on the guide rail 6.
Therefore, the utility model discloses a combined teaching measure has small in size, uses convenient, the steady accurate advantage of mapping.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there may be variations in the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. A combined teaching measuring tool is characterized in that:
comprises a main body ruler (1) and an auxiliary ruler (2);
the main ruler (1) and the auxiliary ruler (2) are provided with guide rails and are matched with each other;
the auxiliary ruler (2) is connected with a hole B (1-3) at the tail end of the main ruler (1) through a rotary joint (9), so that the auxiliary ruler (2) can rotate 180 degrees to move.
2. A modular teaching gauge according to claim 1, wherein:
the painting pen also comprises a painting pen clip (7);
the painting pen clip (7) is provided with a groove (7-1), the groove (7-1) is matched with the inner side wall surfaces of the guide rails of the main body ruler (1) and the auxiliary ruler (2), and the painting pen clip (7) can slide left and right along the guide rails of the main body ruler (1) and the auxiliary ruler (2).
3. A modular teaching gauge according to claim 2, wherein:
the anti-skid device also comprises an anti-skid shaft (10) and a cylindrical compression spring (11);
the cylindrical compression spring (11) is sleeved on the anti-slip shaft (10), is positioned in the hole A (1-2) of the main body ruler (1), and can contact with a guide rail at the tail end of the main body ruler (1).
4. A modular teaching gauge according to claim 3, wherein:
also comprises a handle (8);
the handle (8) is connected to the painting pen clip (7) through threads (8-1).
5. The combination teaching gauge of claim 4, wherein:
also comprises an angle auxiliary ruler (3);
the angle auxiliary ruler (3) is located at the top of the semicircular end of the main ruler (1) and connected with a C hole (1-4) of the main ruler (1), and an angle and a measuring angle are realized by matching with the rotation of the angle dial at the top of the semicircular end of the main ruler (1).
6. The combination teaching gauge of claim 5, wherein:
also comprises a sucker (4);
sucking disc (4) are located main part chi (1) semicircle end bottom for adsorb on the blackboard, main part chi (1) semicircle end bottom C hole (1-4) with sucking disc (4) top cooperation is connected, and main part chi (1) can be rotatory around sucking disc (4).
7. The combination teaching gauge of claim 6, wherein:
also comprises a press device (5);
the lifting device (5) is positioned on the surface wall of the sucker (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020206663.XU CN211843860U (en) | 2020-02-25 | 2020-02-25 | Combined teaching measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020206663.XU CN211843860U (en) | 2020-02-25 | 2020-02-25 | Combined teaching measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211843860U true CN211843860U (en) | 2020-11-03 |
Family
ID=73248385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020206663.XU Expired - Fee Related CN211843860U (en) | 2020-02-25 | 2020-02-25 | Combined teaching measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211843860U (en) |
-
2020
- 2020-02-25 CN CN202020206663.XU patent/CN211843860U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 Termination date: 20210225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |