CN211892647U

CN211892647U - Ruler

Info

Publication number: CN211892647U
Application number: CN202020116427.9U
Authority: CN
Inventors: 靳延; 徐伟
Original assignee: Hangzhou New Vision Yangguang Technology Co Ltd
Current assignee: Hangzhou New Vision Yangguang Technology Co Ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-10
Anticipated expiration: 2030-01-19

Abstract

The utility model relates to a ruler, include: the ruler comprises a ruler body, wherein the ruler body is provided with a plurality of circuit symbol templates in a hollow mode, the circuit symbol templates are arranged at intervals, first positioning marks are arranged on two symmetrical sides of each circuit symbol template, and the first positioning marks on the two sides of each circuit symbol template on the same horizontal line are located on the same horizontal line. The technical scheme of the utility model be through setting up the mutual fretwork of a plurality of circuit symbol templates on the ruler body to all set up first location mark in each symmetrical both sides of circuit symbol template, so that the user can be based on first location mark convenient and fast's drawing circuit diagram at the in-process of drawing the circuit diagram, and the circuit diagram that draws is neat, pleasing to the eye, has better suitability.

Description

Ruler

Technical Field

The utility model relates to a physics teaching appurtenance technical field especially relates to a ruler.

Background

At present, a circuit diagram is often required to be drawn in the physical learning process, the existing ruler can be used for drawing different types of patterns and graphs, but the problems of long drawing time, unattractive drawn circuit diagram, nonstandard drawn circuit diagram and the like still exist in the drawing process by adopting the existing ruler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel ruler, this ruler can convenient and fast draw the circuit diagram to the circuit diagram that uses this ruler to draw is more pleasing to the eye, neat, has better user experience effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ruler, comprising: the ruler comprises a ruler body, wherein the ruler body is provided with a plurality of circuit symbol templates in a hollow mode, the circuit symbol templates are arranged at intervals, first positioning marks are arranged on two symmetrical sides of each circuit symbol template, and the first positioning marks on the two sides of each circuit symbol template on the same horizontal line are located on the same horizontal line.

Furthermore, the ruler body is provided with a circular template in a hollow manner, and the circular template and at least one circuit symbol template are horizontally arranged at intervals; and second positioning marks are arranged on two symmetrical sides of the circular template, and each second positioning mark and at least two first positioning marks are positioned on the same horizontal line.

Further, the circuit symbol template includes: the symbol template of the first type and the symbol template of the second type are arranged at intervals; and the outer side of the second type symbol template is provided with a circular pattern, and the two symmetrical sides of the circular pattern are provided with the first positioning marks.

Further, the symbol template of the second type at least comprises: one or more of an ammeter symbol template, a voltmeter symbol template, a bulb symbol template, a sensitive ammeter symbol template and a motor symbol template.

Furthermore, the first type of symbol templates include a battery symbol template and a switch symbol template, the battery symbol template and the switch symbol template are arranged at intervals and are located on the same horizontal line, and the first positioning marks on two sides of the battery symbol template and the first positioning marks on two sides of the switch symbol template are located on the same horizontal line.

Further, the symbol template of the first type further includes: the rheostat mark template comprises a resistor mark template and a rheostat mark template, wherein the resistor mark template and the rheostat mark template are arranged at intervals and are positioned on the same horizontal line, and an arrow head section of the rheostat mark template is hollowed out.

Furthermore, the outer side of the circuit symbol template is provided with a Chinese mark corresponding to the circuit symbol template.

Furthermore, square frames are arranged in the ruler body in a hollow mode, and a plurality of distance marks are arranged on each frame edge of each square frame at equal intervals.

Further, the ruler body is provided with a ruler edge and scale marks, the scale marks are perpendicular to the ruler edge, and the ruler edge is in a chamfer angle.

Furthermore, straight lines formed by connecting the first positioning marks on two sides of the circuit symbol template are parallel to the edge of the straight scale.

Compared with the prior art, the beneficial effects of the utility model reside in that:

according to the ruler provided by the technical scheme, the circuit symbol templates are arranged on the ruler body in a mutually hollowed-out mode, the first positioning marks are arranged on the two symmetrical sides of each circuit symbol template, so that a user can draw a circuit diagram conveniently and quickly based on the first positioning marks in the process of drawing the circuit diagram, and the drawn circuit diagram is neat and attractive and has good applicability.

Drawings

Fig. 1 is a schematic view of a ruler according to an embodiment of the present invention.

Fig. 2 is a schematic view of the ruler shown in fig. 1 from another view angle.

Fig. 3 is an enlarged schematic view of the region a shown in fig. 1.

Fig. 4 is an enlarged schematic view of the region B shown in fig. 1.

Fig. 5 is a schematic view of the ruler shown in fig. 1 from another view angle.

Fig. 6 is an enlarged schematic view of the region C shown in fig. 5.

100. A ruler; 10. a ruler body; 11. a straight ruler edge; 12. scale lines; 13. a wavy line edge; 20. a circuit symbol template; 21. a first type symbol template; 211. a battery symbol template; 212. a switch symbol template; 213. a resistance symbol template; 214. a varistor symbol template; 2141. an arrow head section; 22. a second type symbol template; 221. a circular pattern; 222. an ammeter symbol template; 223. a voltmeter symbol template; 224. a bulb symbol template; 225. a sensitive ammeter symbol template; 226. a motor symbol template; 23. identifying in Chinese; 30. a first positioning mark; 40. a circular template; 41. a second positioning mark; 50. a square frame; 51. a frame edge; 52. distance marking; 60. a protractor; 70. a symbol identification pattern; 71. a light emitting diode pattern; 72. a fuse pattern; 73. a pattern of connected conductors.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Referring to fig. 1 and 2, an embodiment of the present invention provides a novel ruler 100, and the ruler 100 can draw a circuit diagram conveniently and quickly, so as to effectively improve the experience of the user.

The ruler 100 includes: the ruler comprises a ruler body 10, wherein a plurality of circuit symbol templates 20 are hollowed out on the ruler body 10, the circuit symbol templates 20 are arranged at intervals, meanwhile, first positioning marks 30 are arranged on two symmetrical sides of each circuit symbol template 20, and the first positioning marks 30 on two sides of each circuit symbol template 20 on the same horizontal line are located on the same horizontal line. When drawing the circuit diagram, firstly, the pen is used for moving along the hollowed circuit symbol template 20 to form a circuit symbol, meanwhile, the pen is used for drawing the mark points at the positions corresponding to the first positioning marks 30, then, the lines in the circuit diagram are drawn along the mark points, and finally, the drawing of the circuit diagram is completed.

It can be understood that the first positioning mark 30 may be a hollow pattern such as a dot shape, a concave shape, etc., or a protrusion formed on the upper surface of the ruler body 10, so that the user can perform two points with positioning marks on the same horizontal line; in addition, at least two or more circuit symbol templates 20 are located on the same horizontal line among the plurality of circuit symbol templates 20 provided on the ruler body 10, and the plurality of first positioning marks 30 at the respective circuit symbol templates 20 on the same horizontal line are also located on the same horizontal line.

Wherein, the chinese mark 23 corresponding to the circuit symbol template 20 is arranged below each circuit symbol template 20, so that the user can scientifically recognize the graph of the circuit symbol corresponding to each circuit symbol template 20.

Referring to fig. 3 and 4, a circular template 40 is disposed on the ruler body 10, the circular template 40 is hollow, and second positioning marks 41 are disposed on two symmetrical sides of the circular template 40; meanwhile, the circular template 40 and the at least one circuit symbol template 20 are horizontally spaced from each other, and each second positioning mark 41 and the at least two first positioning marks 30 are located on the same horizontal line, that is: the second positioning marks 41 on both sides of the circular template 40 are aligned with the first positioning marks 30 on both sides of the circuit symbol template 20 on the same horizontal line, so that a complete linear connecting line can be drawn based on the first positioning marks 30 and the second positioning marks 41 without moving the ruler 100 during the drawing process. When drawing a circuit symbol (such as an ammeter, a voltmeter, etc.) with a circle at the periphery, the circuit symbol template 20 is used to draw a pattern in the circle corresponding to the circuit symbol, the circular template 40 is aligned with the pattern, and then the circle is drawn by the circular template 40 to obtain the circuit symbol with the circle. Meanwhile, a marker point is drawn at a position corresponding to the second positioning marker 41 by a pen, and then a line in the circuit diagram is drawn along the marker point, thereby finally completing the drawing of the circuit diagram. The second positioning mark 41 may be a hollow pattern such as a dot shape or a concave shape, or may be a protrusion formed on the upper surface of the ruler body 10.

The circuit symbol templates 20 disposed on the ruler body 10 can be divided into: the first type symbol template 21 and the second type symbol template 22 are arranged at intervals, and the first type symbol template 21 and the second type symbol template 22 are arranged at intervals; in addition, a circular pattern 221 is provided on the outer side of the second type symbol template 22, and the first positioning marks 30 are formed on symmetrical both sides of the circular pattern 221. Specifically, the first positioning marks 30 may be formed on the surface of the ruler body 10 corresponding to the circular pattern 221. When the second type symbol template 22 is drawn, the second type symbol template 22 is used to draw the pattern in the circular pattern 221, the circular template 40 is aligned with the circular pattern 221 (the second positioning mark 41 is aligned with the first positioning mark 30), and then the circular template 40 is used to draw a circle to obtain the second type symbol template 22. Meanwhile, the second positioning mark 41 is used for drawing a marking point, and then a circuit in the circuit diagram is drawn along the marking point, and finally the drawing of the circuit diagram is completed.

The first type symbol template 21 includes: the battery symbol template 211 and the switch symbol template 212 are arranged at intervals and on the same horizontal line, and the first positioning marks 30 arranged on both sides of the battery symbol template 211 and the first positioning marks 30 arranged on both sides of the switch symbol template 212 are on the same horizontal line. The arrangement of the battery symbol template 211 and the switch symbol template 212 which are horizontally arranged at intervals accords with the use habit of the user, and the practical experience of the user can be effectively improved. In addition, the chinese characters of the battery and the switch are set below the battery symbol template 211 and the switch symbol template 212, respectively.

In addition, the first type symbol template 21 further includes: the resistance symbol template 213 and the rheostat symbol template 214 are arranged at intervals and are positioned on the same horizontal line; only the arrow 2141 of the varistor symbol template 214 is hollowed out, so that a user can draw a varistor pattern without interruption by combining the varistor symbol template 213 and the arrow 2141 when drawing the varistor pattern. The chinese character of the resistor is provided below the resistor symbol template 213, and the chinese character of the varistor is provided below the varistor symbol template 214.

Wherein, the second type symbol template 22 at least comprises: one or more of a current meter symbol template 222, a voltage meter symbol template 223, a bulb symbol template 224, a sensitive current meter symbol template 225, and a motor symbol template 226.

As shown in fig. 4, circular patterns 221 that are not hollowed out are provided on the outer sides of the ammeter symbol template 222, the voltmeter symbol template 223, the bulb symbol template 224, the sensitive ammeter symbol template 225, and the motor symbol template 226.

Wherein, the right side of the ruler body 10 is provided with a square frame 50, and the square frame 50 can be used for drawing a standard frame figure. In addition, a plurality of distance marks 52 are provided at equal intervals on each frame edge 51 of the square frame 50, so that a user can draw a frame diagram and draw equal-interval mark points on the border line of the frame diagram.

Referring to fig. 5 and 6, the ruler body 10 is further provided with a straight ruler edge 11, a scale mark 12, a wavy line edge 13 and a protractor 60, the straight ruler edge 11 and the scale mark 12 are perpendicular to each other, and the edge of the straight ruler edge 11 is chamfered, so that a user can draw a straight line conveniently; in addition, the straight line formed by connecting the first positioning marks 30 on both sides of each circuit symbol template 20 is parallel to the straight edge 11, so that a user can draw a circuit diagram without adjusting the position of the ruler 100 in the process of drawing the circuit diagram.

It can be understood that, as shown in fig. 1, a straight ruler edge 11 and a scale line 12 are arranged along a horizontal straight line above the ruler body 10, and below the scale line 12, there are sequentially arranged from left to right: the cell symbol template 211, the switch symbol template 212, the circular template 40, the ammeter symbol template 222, the voltmeter symbol template 223 and the square frame template 50, wherein the protractor 60 is positioned right below the cell symbol template 211 and the switch symbol template 212; the bulb symbol template 224 is positioned right below the circular template 40, the sensitive ammeter 225 is positioned right below the ammeter symbol template 222, the motor symbol template 226 is positioned right below the voltmeter symbol template 223, and the bulb symbol template 224, the sensitive ammeter symbol template 225 and the motor symbol template 226 are positioned on the same horizontal line; the resistance symbol template 213 and the slide rheostat symbol template 214 are positioned on the same horizontal line and are positioned right below the bulb symbol template 224, the sensitive ammeter symbol template 225 and the motor symbol template 226, and the resistance symbol template 213 is positioned on the right side of the protractor 60; the wavy line edge 13 is positioned at the edge of the ruler body 10 symmetrical to the straight edge 11, and the left end of the wavy line edge 13 is connected with the protractor 60.

In addition, the protractor 60 is arranged at the left lower side of the ruler body 10, and a plurality of arc-shaped openings are arranged on the protractor 60 in a hollow manner and distributed at equal intervals, so that the wavy line edge 13 is convenient for a user to draw a wavy line, and the using function of the ruler 100 can be enriched.

Wherein, a symbol pattern 70 is provided at the lower right of the ruler body 10, and the symbol pattern 70 includes: the led pattern 71, the fuse pattern 72, and the connected wire pattern 73, and the chinese characters of the led, the fuse, and the connected wire are arranged outside the led pattern 71, the fuse pattern 72, and the connected wire pattern 73, which can facilitate a user to recognize more patterns of the led, the fuse, and the connected wire.

The ruler 100 provided in the above embodiment is formed by hollowing out a plurality of circuit symbol templates 20 on the ruler body 10, and arranging the first positioning marks 30 on two symmetrical sides of each circuit symbol template 20, so that a user can draw a circuit diagram based on the first positioning marks 30 conveniently and quickly in the process of drawing the circuit diagram, and the drawn circuit diagram is neat and beautiful and has good applicability.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The ruler comprises a ruler body (10) and is characterized in that the ruler body (10) is hollowed to form a plurality of circuit symbol templates (20), the circuit symbol templates (20) are arranged at intervals, first positioning marks (30) are arranged on two symmetrical sides of each circuit symbol template (20), and the first positioning marks (30) on two sides of each circuit symbol template (20) on the same horizontal line are located on the same horizontal line.

2. The ruler according to claim 1, wherein the ruler body (10) is provided with a circular template (40) in a hollow manner, and the circular template (40) and at least one circuit symbol template (20) are horizontally arranged at intervals; second positioning marks (41) are arranged on two symmetrical sides of the circular template (40), and each second positioning mark (41) and at least two first positioning marks (30) are located on the same horizontal line.

3. The ruler of claim 2, wherein the circuit symbol template (20) comprises: the mark template comprises a first type of mark template (21) and a second type of mark template (22), wherein the first type of mark template (21) and the second type of mark template (22) are arranged at intervals; the outer side of the second type symbol template (22) is provided with a circular pattern (221), and the symmetrical two sides of the circular pattern (221) are provided with the first positioning marks (30).

4. Ruler according to claim 3, characterized in that said second type of symbol templates (22) comprise at least: one or more of a current meter symbol template (222), a voltage meter symbol template (223), a bulb symbol template (224), a sensitive current meter symbol template (225), and a motor symbol template (226).

5. The ruler according to claim 3, wherein the first type symbol templates (21) comprise battery symbol templates (211) and switch symbol templates (212), the battery symbol templates (211) and the switch symbol templates (212) are arranged at intervals and on the same horizontal line, and the first positioning marks (30) on both sides of the battery symbol templates (211) and the first positioning marks (30) on both sides of the switch symbol templates (212) are on the same horizontal line.

6. The ruler of claim 5, wherein the first type of symbol template (21) further comprises: the rheostat symbol template comprises a resistor symbol template (213) and a rheostat symbol template (214), wherein the resistor symbol template (213) and the rheostat symbol template (214) are arranged at intervals and are positioned on the same horizontal line, and an arrow head section (2141) of the rheostat symbol template (214) is arranged in a hollow mode.

7. The ruler according to claim 1, wherein the circuit symbol template (20) is provided at an outer side thereof with a chinese character mark (23) corresponding to the circuit symbol template (20).

8. The ruler according to claim 1, characterized in that the ruler body (10) is hollowed to form a square frame (50), and a plurality of distance marks (52) are arranged on each frame edge (51) of the square frame (50) at equal intervals.

9. The ruler according to claim 1, characterized in that the ruler body (10) is provided with a straight ruler edge (11) and scale marks (12), the scale marks (12) are perpendicular to the straight ruler edge (11), and the straight ruler edge (11) is chamfered.

10. The ruler of claim 9, wherein the straight line formed by connecting the first positioning marks (30) on both sides of the circuit symbol template (20) is parallel to the straight ruler edge (11).