CN219564599U

CN219564599U - Multifunctional ruler for assisting students in drawing

Info

Publication number: CN219564599U
Application number: CN202222789218.2U
Authority: CN
Inventors: 孟宋坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-08-22
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a multifunctional ruler for assisting students in drawing, and relates to the technical field of labeling aids. One side of the multifunctional ruler is provided with scales, and the multifunctional ruler is provided with an electric switch area, a semiconductor area and a common area, so that a beginner can quickly find required graphic symbols when drawing an electric schematic diagram, the drawing of the electric schematic diagram becomes more convenient, and errors are not easy to occur. In addition, a placement box corresponding to the multifunctional ruler in an adapting way is arranged, and a groove and a bulge are arranged in the box to be matched with the multifunctional ruler, so that the multifunctional ruler is not easy to lose.

Description

Multifunctional ruler for assisting students in drawing

Technical Field

The utility model relates to the technical field of marking aids, in particular to a multifunctional ruler for assisting students in drawing.

Background

When students learn an electrical course, an electrical schematic diagram is often required to be drawn, and the electrical schematic diagram comprises a plurality of electrical components of different types, so that a drawing rule comprising a plurality of electrical component symbols is required to be used, but the simple arrangement of the electrical component symbols on the drawing rule can cause excessive confusion due to excessive symbols on the drawing rule, and a user can not quickly and accurately find the symbols of the required electrical components when using the drawing rule, so that drawing efficiency is low; in the prior art, a plurality of symbols are arranged on a drawing rule, but no dividing area is standardized for the corresponding symbols.

In the chinese patent application publication, CN213383642U discloses a rule for drawing a common circuit element symbol for drawing an electrical component, but the rule has few electrical element symbols, and the circuit element symbols of the rule are distributed irregularly, so that a plotter cannot find a corresponding graphic symbol quickly when drawing, and drawing efficiency is reduced.

Disclosure of Invention

To overcome or at least partially solve the above-described problems, embodiments of the present utility model provide a multi-functional ruler for assisting a student in drawing.

Embodiments of the present utility model are implemented as follows:

in a first aspect, an embodiment of the present utility model provides a multifunctional ruler for assisting a student to draw a picture, where a scale is provided on one side of the multifunctional ruler, the multifunctional ruler is provided with an electrical switch area, a semiconductor area, and a common area, the electrical switch area is provided with a row of first drawing holes adapted to an electrical switch, the semiconductor area is provided with two rows of second drawing holes adapted to semiconductor symbols, and the common area is provided with two rows of third drawing holes adapted to a common pattern.

In some embodiments of the utility model, the electrical switch comprises a motor protection switch.

In some embodiments of the utility model, the semiconductor comprises a diode.

In some embodiments of the utility model, the common patterns include rectangles, triangles, and circular holes.

In some embodiments of the utility model, the multifunctional ruler is between 8cm and 15cm in length and between 5cm and 8cm in width.

In a second aspect, an embodiment of the present utility model provides a box for placing the multifunctional ruler, where the box includes a box body and a box cover, the box body is provided with a groove adapted to the multifunctional ruler, the groove extends to two sides of the box body from left to right, and when the multifunctional ruler is placed in the groove, the upper and lower sides of the multifunctional ruler are abutted to the box body, and a protrusion adapted to the round hole is provided in the groove.

In some embodiments of the utility model, the case is provided with a pen slot and a receiving slot, and the pen slot is communicated with the receiving slot.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the utility model aims to provide a multifunctional ruler for assisting students to draw pictures, wherein a plurality of hollowed-out patterns matched with electric symbols are arranged on the multifunctional ruler, the electric symbols are respectively divided into three different areas according to different types, the three areas comprise an electric switch area, a semiconductor area and a common area, the hollowed-out patterns matched with the electric symbols are respectively arranged in the three areas, a beginner can quickly find out the electric symbols and patterns required by himself when drawing an electric schematic, and draw the corresponding electric symbols through tracing the hollowed-out patterns, so that a plotter can quickly draw various repeated graphic symbols on the electric schematic, the efficiency of drawing the electric schematic by the plotter is improved, and errors in drawing are avoided as much as possible.

Another object of the present utility model is to provide a box for placing the multifunctional ruler, wherein a groove adapted to the multifunctional ruler is provided in the box, and a protrusion is provided in the groove, so that the multifunctional ruler is placed in the groove to store and protect the multifunctional ruler, the length of the groove is longer than that of the multifunctional ruler, the multifunctional ruler is convenient to take out from the groove when the multifunctional ruler is needed, and the protrusion in the groove limits the position of the multifunctional ruler, so that frictional wear caused by sliding of the multifunctional ruler in the groove can be avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of a multifunctional ruler for assisting students in drawing;

FIG. 2 is a schematic view of the multifunctional ruler for assisting students in drawing a picture when the multifunctional ruler is used;

FIG. 3 is a schematic view showing the structure of a box for holding the multifunctional ruler according to an embodiment of the present utility model.

Icon: 1. an electrical switching region; 11. a first drawing hole; 2. a semiconductor region; 21. a second drawing hole; 3. a common area; 31. a third drawing hole; 311. a round hole; 312. a protrusion; 4. a case body; 5. a box cover; 6. a groove; 7. a pen slot; 8. and a storage groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Examples

Through long-term research and practice, the inventor of the utility model finds that although a ruler designed for drawing an electrical schematic diagram in the prior art has a small number of electrical symbols, in practical use, a drawing person is troublesome to find a corresponding symbol on the ruler, and is easy to make mistakes, and drawing efficiency is low. In addition, the multifunctional ruler is provided with a protective box, so that the multifunctional ruler can be placed in the box to play a role in protection and is convenient to carry.

In view of this, referring to fig. 1, an embodiment of the present utility model provides a multifunctional ruler for assisting students to draw a picture, one side of the multifunctional ruler is provided with scales, the multifunctional ruler is provided with an electrical switch area 1, a semiconductor area 2 and a common area 3, the electrical switch area 1 is provided with a row of first drawing holes 11 adapted to an electrical switch, the semiconductor area 2 is provided with two rows of second drawing holes 21 adapted to semiconductor symbols, and the common area 3 is provided with two rows of third drawing holes 31 adapted to common graphics.

In this embodiment, a scale is provided on one of the longer sides of the multifunctional ruler, the scale is accurate to millimeter, and the length of a certain value can be measured by the scale, so that a quantitative straight line can be drawn. In addition, the multifunctional ruler is provided with a graph matched with the electrical symbol, the graph penetrates through a through hole of the ruler body, when the electrical schematic diagram is drawn, a plurality of standard electrical symbols are needed, a drawing person can draw the standard symbols only by tracing the corresponding through holes, and meanwhile, the identical electrical element symbols repeatedly appearing in the electrical schematic diagram can be unified, so that the drawn electrical schematic diagram is more attractive. In addition, the through holes are partitioned according to different electrical symbol types, and the through holes comprise an electrical switching area 1, a semiconductor area 2 and a common area 3; the utility model discloses a multifunctional ruler, including electric switch district 1, semiconductor district 2, common district 3, the electric switch district 1 is located the left side of above-mentioned multifunctional ruler, semiconductor district 2 is located the right side upper portion of above-mentioned multifunctional ruler, the right side lower part of above-mentioned multifunctional ruler is located to the district 3 that uses, sets up the subregion and can let the drawing person directly quick find corresponding required sign when drawing, and above-mentioned multifunctional ruler outward appearance is more pleasing to the eye after the subregion, whole succinct more clearly. And the electrical switch district 1 is equipped with a row from top to bottom in proper order and draws hole 11 with electrical switch looks adaptation, just semiconductor district 2 is equipped with two rows of second drawing holes 21 with semiconductor symbol looks adaptation from left to right, just the district 3 that uses is equipped with two rows of third drawing holes 31 with the looks adaptation of ordinary graph from left to right, and regular setting through-hole can more make things convenient for the drawing personnel to draw required graph in proper order, improves drawing efficiency.

It should be noted that, the graphic symbol corresponding to the first drawing hole 11 includes, but is not limited to, an electrical switch, and for convenience of drawing, the corresponding graphic may be a graphic similar to the electrical switch, so that the design is more convenient for setting the position of the through hole. The second drawing hole 21 and the third drawing hole 31 are the same, and will not be described in detail.

In this embodiment, the electrical switch includes at least one of a motor protection switch, a contactor, or an intermediate relay. The electric switch comprises a motor protection switch, a contactor or an intermediate relay, and the like, and the switch is a common symbol in an electric schematic diagram, so that the arrangement of the diagram is more convenient in drawing.

In some embodiments of the utility model, the semiconductor comprises a diode.

In this embodiment, the semiconductor includes at least one of a diode, a unidirectional diode, or a bidirectional diode. Symbols such as the above-mentioned diode, unidirectional diode, or bidirectional diode also frequently appear in the electrical schematic, and the provision of a basic semiconductor symbol is helpful for drawing various simple or complex semiconductor components in the electrical schematic.

In some embodiments of the present utility model, the common patterns described above include rectangles, triangles, and circular holes 311.

In this embodiment, the common pattern includes at least one of a circle, rectangle, triangle, ac or dc symbol. Common patterns that are often used in drawing are, for example, circles, rectangles, triangles, etc., and are repeated in the drawing, so that the arrangement of such patterns can accommodate most drawing requirements.

In this embodiment, the length of the multifunctional ruler for assisting in drawing the electrical schematic diagram is set between 8cm and 15cm, so that the requirement of basic measurement length can be met, and the requirement of general drawing of straight lines can also be met. In addition, the width is set between 5cm and 8cm, so that the multifunctional ruler has a larger space for setting basic graphic symbols required in drawing, the length and the width of the multifunctional ruler are limited to a certain size, the multifunctional ruler can be kept in a certain size, and the multifunctional ruler can be more convenient to carry under the condition of meeting drawing requirements by keeping a smaller size.

Referring to fig. 2, an embodiment of the present utility model provides a box for placing the multifunctional ruler, which includes a box body 4 and a box cover 5, wherein the box body 4 is provided with a groove 6 adapted to the multifunctional ruler, the groove 6 extends to two sides of the box body 4 from left to right, and when the multifunctional ruler is placed in the groove 6, the upper and lower sides of the multifunctional ruler are abutted to the box body 4, and a protrusion 312 adapted to the round hole 311 is provided in the groove 6.

In this embodiment, when in use, the multifunctional ruler is placed in the groove 6, and at this time, the multifunctional ruler does not fully occupy the groove 6, the upper and lower sides of the multifunctional ruler are abutted with the box body 4, and spaces are left on the left and right sides of the groove 6, so that the multifunctional ruler can be conveniently used by a user. Therefore, the round hole 311 on the multifunctional ruler is matched with the protrusion 312 in the groove 6 to limit the left and right movement of the multifunctional ruler, so that the multifunctional ruler can be prevented from shaking in the box when being carried, friction is reduced, and abrasion of the multifunctional ruler due to friction is prevented.

Referring to fig. 3, in some embodiments of the present utility model, the case 4 is provided with a pen slot 7 and a receiving slot 8, and the pen slot 7 is communicated with the receiving slot 8.

In this embodiment, the pen slot 7 may be a downward concave elongated semi-cylindrical slot or a square slot, the receiving slot 8 may be a circular downward concave slot or a rectangular slot, the depth of the pen slot 7 is smaller than that of the receiving slot 8, and in addition, one end of the pen slot 7 coincides with one surface of the receiving slot 8, and the two slots are mutually communicated.

The pencil required during drawing can be placed in the pencil groove 7, the eraser for modifying the drawing during drawing can be placed in the accommodating groove 8, meanwhile, the pencil groove 7 is communicated with the accommodating groove 8, when a user takes the pencil, the pencil can slide out of the opening end of the pencil groove 7, and the pencil can be taken from the opening end of the pencil groove 7, so that convenience is brought; similarly, when the user takes the eraser, the user can take the eraser from the notch of the accommodating groove 8 (when the eraser is large enough and the whole accommodating groove 8 is occupied or about to be occupied), so that the user can take out the required eraser or pencil more conveniently.

In summary, the embodiment of the utility model provides a multifunctional ruler for assisting students to draw pictures, a plurality of hollowed-out patterns matched with electrical symbols are arranged on the multifunctional ruler, the electrical symbols are respectively divided into three different areas according to different types, the three areas comprise an electrical switch area 1, a semiconductor area 2 and a common area 3, the hollowed-out patterns matched with the electrical symbols are respectively arranged in the three areas, the reasonable division areas can enable a beginner to quickly find out the electrical symbols and patterns required by himself when drawing an electrical schematic, corresponding electrical symbols are drawn through tracing the hollowed-out patterns, and a plotter can quickly draw various repeated graphical symbols on the electrical schematic, so that errors in drawing are avoided as much as possible, and the efficiency of drawing the electrical schematic by the plotter is improved.

Another object of the present utility model is to provide a box for accommodating the multifunctional ruler, wherein a groove 6 adapted to the multifunctional ruler is provided in the box, and a protrusion 312 is provided in the groove 6, so that the multifunctional ruler is placed in the groove 6 to store and protect the multifunctional ruler, the length of the groove 6 is longer than that of the multifunctional ruler, the multifunctional ruler is more conveniently taken out from the groove 6 when the multifunctional ruler is needed, and the protrusion 312 in the groove 6 limits the position of the multifunctional ruler, so that frictional wear caused by sliding of the multifunctional ruler in the groove 6 can be avoided.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The multifunctional ruler for assisting the students to draw is characterized in that scales are arranged on one side of the multifunctional ruler, an electric switch area, a semiconductor area and a common area are arranged on the multifunctional ruler, a row of first drawing holes matched with the electric switch are formed in the electric switch area, two rows of second drawing holes matched with semiconductor symbols are formed in the semiconductor area, and two rows of third drawing holes matched with the common graphics are formed in the common area.

2. A multi-purpose ruler for assisting students in drawing figures according to claim 1, wherein the electrical switch comprises a motor protection switch.

3. A multi-purpose ruler for assisting students in drawing figures as claimed in claim 1 wherein the semiconductors comprise diodes.

4. A multi-purpose ruler for assisting students in drawing figures according to claim 1, wherein the common figures comprise rectangles, triangles and round holes.

5. A multi-purpose ruler for assisting students in drawing figures according to claim 1, wherein the length of the multi-purpose ruler is between 8cm and 15cm and the width is between 5cm and 8 cm.