CN219618802U

CN219618802U - Drawing rule

Info

Publication number: CN219618802U
Application number: CN202321033446.5U
Authority: CN
Inventors: 林思宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-09-01
Anticipated expiration: 2033-05-04

Abstract

The utility model relates to the technical field of drawing rules, in particular to a drawing rule, which comprises a ring-shaped rule ring for measuring angles and a straight rule for measuring straight lines, wherein the upper surface of the straight rule is provided with length measurement scale marks, the upper surface of the rule ring is provided with angle measurement scale marks, the middle part of the straight rule can rotate around the circle center of the rule ring, two ends of the straight rule are in sliding connection with the rule ring, the middle part of the straight rule is connected with an angle branch rod through a rotating shaft, and two ends of the straight rule are also provided with positioning components for locking the ends of the straight rule with the rule ring.

Description

Drawing rule

Technical Field

The utility model relates to the technical field of drawing rules, in particular to a drawing rule.

Background

The drawing rule is mainly used for assisting the preparation of drawing, and engineering cost, student drawing etc. often use, can draw accurate drawing through the cooperation of pen and drawing rule, and the in-process that the drawing was drawn needs to carry out straight line drawing and angle measurement mostly, and the problem that prior art exists is: the existing drawing rule is divided into a ruler and an angle measuring rule according to purposes, the types are more, when drawing is carried out, the drawing rule of various types is generally required to be used for drawing a complete drawing, such as a straight rule assisted by a straight line and an angle measuring rule, and the ruler is required to be frequently replaced in the use process, or the various types of rules are combined to be used, so that the table top is not neat, meanwhile, the drawing rule is inconvenient to store, and the design of the drawing rule is urgently needed to solve the problems.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a drawing rule need not to carry out frequent change when using, combines ruler and angle measurement chi into a whole simultaneously, is convenient for accomodate, and it is more convenient to use.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a drawing rule, includes that one is used for carrying out the ring form chi ring and one that measure the angle is used for measuring the straight line, the ruler upper surface is provided with length measurement scale mark, chi ring upper surface is provided with angle measurement scale mark, the centre of a circle of chi ring is rotatory can be centers on at the middle part of ruler, the both ends and the chi ring sliding connection of ruler, the middle part of ruler is connected with angle branch pole through the pivot, the both ends of ruler still are provided with the locating component that is used for locking ruler tip and chi ring.

The beneficial effects of the utility model are as follows: drawing personnel can be assisted to drawing straight line through the straight line dipperstick, divide branch combination to use through chi ring and angle and can assist the staff to carry out the measurement of angle, can directly assist drawing personnel to make the straight line of slope certain angle through rotating the ruler in the inside of chi ring simultaneously, and it is more convenient to use.

In order to enable the two ends of the ruler to slide along the track of the ruler ring, namely, the center point of the ruler can rotate along the circle center of the ruler ring.

As a further improvement of the technical scheme, the two ends of the ruler are integrally formed with the sliding blocks, and the inner wall of the ruler ring is provided with the annular rail groove matched with the sliding blocks.

The beneficial effects of this improvement are: the middle part of the ruler can rotate along the circle center of the ruler ring through the matching of the sliding block and the annular rail groove.

In order to enable the ruler to be stable in drawing, shaking is avoided.

As a further improvement of the above technical scheme: the positioning assembly comprises movable rods which vertically penetrate through two ends of the ruler respectively, the bottoms of the two movable rods are fixedly connected with abutting plates respectively, the tops of the two movable rods are connected with compression bars jointly, ladder grooves for the abutting plates to move up and down are formed in the bottoms of the ruler rings, and springs are sleeved on the outer surfaces of the movable rods.

The beneficial effect of this improvement: when the drawing, the spring is in the state of compression, has ascending extrusion force to the depression bar, and the depression bar drives the interference board through the movable rod and contradicts with the ladder groove roof wall in chi ring bottom to make the roof in interference board and ladder groove produce frictional force, avoid the ruler to take place to rock, when needs rotatory ruler, the depression bar spring further compression is pushed down, and the depression bar drives the interference board through the movable rod this moment and breaks away from the interference with the roof in ladder groove, thereby can be convenient for rotate the ruler.

In order to facilitate the viewing of the readings by the angle dividing struts.

As a further improvement of the technical scheme, the end part of the angle branch rod is provided with a right-angle bending part, and the right-angle bending part is abutted against one side of the ruler ring, which is provided with the angle measurement scale mark.

The beneficial effects of this improvement are: the right-angle bending part is arranged, so that the reading of the angle can be conveniently performed.

In order to enable the angle dividing pole to be mutually adsorbed with the ruler.

As a further improvement of the scheme, a first magnetic block is arranged on one side of the ruler, and a second magnetic block capable of being mutually adsorbed by the first magnetic block is arranged on one side of the angle branch rod.

The beneficial effect of this improvement can be when not using the angle branch pole through first magnetic path and second magnetic path, and the angle branch pole is closely with the surface subsides of ruler.

In order to make the ruler smoother when rotating.

As a further improvement of the scheme, the top and the bottom of the sliding block are respectively provided with a ball, and the upper wall and the lower wall of the annular rail groove are provided with rails matched with the balls.

The beneficial effect of this improvement, ball and track mutually support can make sliding friction become rolling friction to make two pivoted smoother.

In order to make the stability of the ruler when rotating better, the ruler cannot swing on a vertical plane.

As a further improvement of the above, the number of balls mounted on the top and bottom of a single slider is not less than two.

The beneficial effect of this improvement, a plurality of balls can be stable support the ruler.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

FIG. 5 is a schematic diagram of an exploded construction of the present utility model;

FIG. 6 is a cross-sectional view of FIG. 5 in accordance with the present utility model;

fig. 7 is an enlarged schematic view of the structure of fig. 6C according to the present utility model.

In the figure: 1. a ruler ring; 101. an annular rail groove; 102. a stepped groove; 2. a ruler; 201. a slide block; 3. angle measurement graduation marks; 4. length measurement graduation marks; 5. a rotating shaft; 6. an angle branch rod; 601. a right angle bending part; 7. a ball; 8. a track; 9. a movable rod; 10. a contact plate; 11. a spring; 12. and (5) pressing the rod.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-7, a drawing rule comprises a circular rule ring 1 for measuring angles and a straight rule 2 for measuring straight lines, wherein the upper surface of the straight rule 2 is provided with length measurement graduation marks 4, the upper surface of the rule ring 1 is provided with angle measurement graduation marks 3, the middle part of the straight rule 2 can rotate around the circle center of the rule ring 1, two ends of the straight rule 2 are slidably connected with the rule ring 1, the middle part of the straight rule 2 is connected with angle division support rods 6 through rotating shafts 5, two ends of the straight rule 2 are also provided with positioning components for locking the end parts of the straight rule 2 with the rule ring 1, drawing of straight lines can be assisted by a straight line measuring rule, angle measurement can be assisted by a worker through combined use of the rule ring 1 and the angle division support rods 6, simultaneously, through rotating the ruler 2 in the ruler ring 1, the ruler 2 can directly assist drawing staff to make a straight line inclined at a certain angle, the ruler is more convenient to use, the two ends of the ruler 2 are integrally formed with the sliding blocks 201, the inner wall of the ruler ring 1 is provided with the annular rail groove 101 matched with the sliding blocks 201, the middle part of the ruler 2 can rotate along the circle center of the ruler ring 1 through the matching of the sliding blocks 201 and the annular rail groove 101, the positioning component comprises the movable rods 9 which vertically penetrate through the two ends of the ruler 2 respectively, the bottoms of the two movable rods 9 are fixedly connected with the abutting plates 10 respectively, the tops of the two movable rods 9 are jointly connected with the pressing rods 12, the bottom of the ruler ring 1 is provided with the stepped grooves 102 for the abutting plates 10 to move up and down, the outer surface of the movable rod 9 is sleeved with the springs 11, when drawing, the springs 11 are in a compressed state, the pressing rods 12 are provided with upward pressing forces, the depression bar 12 drives the interference board 10 through movable rod 9 and contradicts with the roof of ladder groove 102 of chi ring 1 bottom to make the roof of interference board 10 and ladder groove 102 produce frictional force, avoid ruler 2 to take place to rock, when needs rotatory ruler 2, push down depression bar 12 spring 11 further compression, depression bar 12 drive the interference board 10 through movable rod 9 and break away from the interference with the roof of ladder groove 102 this moment, thereby can be convenient for rotate ruler 2, the tip of angle branch 6 is provided with right angle bending part 601, right angle bending part 601 is contradicted with one side that chi ring 1 has angle measurement scale mark 3, can be convenient for carry out the reading of angle through setting up right angle bending part 601, one side of ruler 2 is provided with first magnetic path, one side of angle branch 6 is provided with the second magnetic path that can first magnetic path each other adsorb, can be in the time of unused angle branch 6, the surface mount of angle branch 6 and ruler 2 through first magnetic path and second magnetic path, top and bottom of slider 201 all are provided with ball 7, annular rail 101 and bottom 7 are provided with the ball on the side of roll down, and the 8 are more than can be smooth and more than two and more the mutual friction between them, and the 8 are installed to the ball on the top of the 8.

The working principle of the utility model is as follows: when the drawing ruler is used, a straight line can be drawn through the ruler 2, measurement of the scale can be completed through the ruler ring 1 and the angle dividing rod 6, when the straight line with an inclined fixed angle is required to be drawn, the middle ruler 2 is rotated by a certain angle to be aligned with the corresponding angle measurement scale mark 3 on the ruler ring 1, the ruler 2 is used for drawing, shaking of the ruler 2 is avoided, so that the pressing rod 12 is pressed down when the ruler 2 is required to rotate due to the fact that the pressing plate 10 is pressed against the top wall of the stepped groove 102 to generate static friction, the pressing rod 12 can drive the pressing plate 10 to separate from the top wall of the stepped groove 102 through the movable rod 9, the ruler 2 is rotated, and sliding blocks 201, balls 7 and tracks 8 are arranged at two ends of the ruler 2 to enable the ruler 2 to rotate smoothly.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that, due to the limited text expressions, there is virtually no limit to the specific structure, and that, for a person skilled in the art, modifications, alterations and combinations of these features may be made in a suitable manner without departing from the principles of the present utility model; such modifications, variations and combinations, or applications of the concepts and aspects of the utility model in other applications without modification, are contemplated as falling within the scope of the utility model.

Claims

1. The utility model provides a drawing rule, includes one is used for carrying out annular ruler ring (1) and one that is used for carrying out the measuring ruler (2) to the straight line to the angle, ruler (2) upper surface is provided with length measurement scale mark (4), ruler ring (1) upper surface is provided with angle measurement scale mark (3), its characterized in that: the middle part of ruler (2) can rotate around the centre of a circle of chi ring (1), the both ends and the chi ring (1) sliding connection of ruler (2), the middle part of ruler (2) is connected with angle branch pole (6) through pivot (5), the both ends of ruler (2) still are provided with the locating component that is used for locking ruler (2) tip and chi ring (1).

2. A drawing rule according to claim 1, wherein: the two ends of the ruler (2) are integrally formed with the sliding blocks (201), and annular rail grooves (101) matched with the sliding blocks (201) are formed in the inner wall of the ruler ring (1).

3. A drawing rule according to claim 1, wherein: the positioning assembly comprises movable rods (9) which vertically penetrate through two ends of the ruler (2) respectively, the bottoms of the movable rods (9) are fixedly connected with abutting plates (10) respectively, the tops of the movable rods (9) are connected with compression rods (12) together, ladder grooves (102) for the abutting plates (10) to move up and down are formed in the bottoms of the ruler rings (1), and springs (11) are sleeved on the outer surfaces of the movable rods (9).

4. A drawing rule according to claim 1, wherein: the end part of the angle branch rod (6) is provided with a right-angle bending part (601), and the right-angle bending part (601) is abutted against one side of the ruler ring (1) with the angle measurement scale mark (3).

5. A drawing rule according to claim 1, wherein: one side of the ruler (2) is provided with a first magnetic block, and one side of the angle branch rod (6) is provided with a second magnetic block which can be mutually adsorbed with the first magnetic block.

6. A drawing rule according to claim 2, wherein: the top and the bottom of the sliding block (201) are respectively provided with a ball (7), and the upper wall and the lower wall of the annular rail groove (101) are provided with rails (8) matched with the balls (7).

7. A drawing rule according to claim 6, wherein: the number of balls (7) mounted on the top and bottom of a single slider (201) is not less than two.