CN217649195U - Detachable universal ruler - Google Patents

Abstract

The utility model discloses a detachable universal ruler, which comprises a first main ruler, a rotating shaft is fixedly connected to the top of the first main ruler, and the rotation shaft is close to the tail end of the first main ruler; the second main ruler has the same structure as the first main ruler , the top of the second main ruler is fixed with a swivel ring, the swivel ring is close to the head end of the second main ruler, and the inner ring of the swivel ring extends out of the head end of the second main ruler, the swivel ring is detachably sleeved on the rotating shaft, the first The main ruler and/or the second main ruler are integrated, and the second main ruler is fixedly connected or rotatably connected with the first main ruler through the swivel ring and the rotating shaft; a plurality of through holes are respectively opened on the top of the first main ruler and the second main ruler. . The utility model can realize that the shape of the universal ruler can be switched to meet different usage requirements, and meanwhile, the universal ruler is simple in structure and low in cost, and is suitable for wide-scale promotion.

Description

Detachable universal ruler

technical field

The utility model relates to the technical field of drawing instruments, in particular to a detachable universal ruler.

Background technique

In teaching or daily work, due to some occupational requirements, a large number of drawing operations are involved in the teaching or work process, so it is necessary to use a variety of specific types of rulers. The increase in the number of rulers is inconvenient to carry, on the other hand It is troublesome to switch the size, and at the same time, the increase in the number of rulers leads to an increase in the cost of use.

Based on the above problems, a detachable universal ruler is designed, and the shape of the universal ruler can be changed, which can meet different usage needs, can be used for drawing operations by drafters, and can be used as a teaching aid, and the universal ruler is simple in structure and expensive Low.

Utility model content

The purpose of the utility model is to provide a detachable universal ruler to solve the problems existing in the above-mentioned prior art, which can realize the switching of the shape of the universal ruler to meet different usage requirements, and at the same time, the universal ruler has a simple structure, Low cost, suitable for large-scale promotion.

In order to achieve the above purpose, the utility model provides the following solutions: the utility model provides a detachable universal ruler, including,

a first main ruler, a rotating shaft is fixedly connected to the top of the first main ruler, and the rotating shaft is close to the tail end of the first main ruler;

The second main ruler has the same structure as the first main ruler, the top of the second main ruler is fixed with a swivel ring, the swivel ring is close to the head end of the second main ruler, and the inner ring of the swivel ring is Extending from the head end of the second main ruler, the swivel ring is detachably sleeved on the rotating shaft, the first main ruler and/or the second main ruler are integrated, and the second main ruler The ruler is fixedly connected or rotatably connected with the first main ruler through the swivel ring and the rotating shaft;

A plurality of through holes are respectively opened at the top ends of the first main ruler and the second main ruler.

Preferably, the rotating shaft is located outside the rotating ring, and the first main scale and the second main scale are respectively integrated.

Preferably, the rotating shaft is located in the rotating ring, and the first main scale and the second main scale cooperate to form a whole.

Preferably, the first main ruler is fixedly connected with the second main ruler, the first main ruler and the second main ruler are located in the same plane, and the top of the first main ruler and the second main ruler The top of the ruler is flush.

Preferably, the first main ruler and the second main ruler are arranged in parallel, and the clip between the side of the first main ruler close to the scale and the side of the second main ruler close to the scale The angle is 180°, and the plurality of through holes on the first main ruler and the plurality of through holes on the second main ruler are located on the same vertical plane.

Preferably, the first main ruler and the second main ruler are vertically arranged, and the angle between the side of the first main ruler away from the scale and the side of the second main ruler away from the scale is 90°.

Preferably, the first main scale and the second main scale are rotatably connected, the second main scale is located above the first main scale, and the first main scale is close to the side of the scale and the second main scale The angle between the sides of the two main rulers close to the scale is adjustable.

Preferably, a casing is respectively fixed on the sides of the first main scale and the second main scale away from the scale, and the casing length is smaller than the length of the first main scale and the second main scale Length, one end of the casing is flush with the head end of the first main ruler, another end of the casing is flush with the head end of the second main scale, and a roller is rotatably connected in the casing .

The utility model discloses the following technical effects:

Under the cooperation of the rotating shaft and the swivel ring, the first main ruler and the second main ruler can be combined to form different shapes, and by changing the shape of the first main ruler and the second main ruler, they can meet different usage requirements.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the perspective view of embodiment 1;

Fig. 2 is the perspective view of embodiment 2;

Fig. 3 is the perspective view of embodiment 3;

Fig. 4 is the perspective view of embodiment 4;

5 is a perspective view of a state where the first master ruler and the second master ruler have a certain angle;

Figure 6 is a schematic view of the position of the housing;

Fig. 7 is the schematic diagram of the scale table on the first main ruler and the second main ruler;

Among them, 1-first main ruler, 2-rotating shaft, 3-second master ruler, 4-swivel, 5-through hole, 6-shell, 7-roller.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In order to make the above objects, features and advantages of the present utility model more clearly understood, the present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

1-7, the utility model provides a detachable universal ruler, including a first main ruler 1, the top of the first main ruler 1 is fixed with a rotating shaft 2, and the rotating shaft 2 is close to the tail end of the first main ruler 1; The second main ruler 3 has the same structure as the first main ruler 1, the top of the second main ruler 3 is fixed with a swivel 4, the swivel 4 is close to the head end of the second main ruler 3, and the inner ring of the swivel 4 extends out of the second The head end of the main ruler 3, the swivel ring 4 is detachably sleeved on the rotating shaft 2, the first master ruler 1 and/or the second master ruler 3 are integrated, and the second master ruler 3 is connected with the first master ruler 3 through the swivel ring 4 and the rotating shaft 2. A main ruler 1 is fixedly connected or rotationally connected; a plurality of through holes 5 are respectively opened at the tops of the first main ruler 1 and the second main ruler 3 .

The head ends of the first master ruler 1 and the second master ruler 3 are the end faces of the 0 scale or the beginning of the initial scale, and the tail ends of the first master ruler 1 and the second master ruler 3 are the end faces of the end of the scale. The shaft 2 on the first master ruler 1 is connected or disassembled with the swivel 4 on the second master ruler 3, which can meet different usage conditions. At the same time, when the first master ruler 1 and the second master ruler 3 pass through the swivel 4 After being connected with the rotating shaft 2, it can realize different functions according to the different positions of the first main ruler 1 and the second main ruler 3.

The first main ruler 1 and the second main ruler 3 are respectively provided with through holes 5, and the function of the through holes 5 is to make the first master ruler 1 or the second master ruler 3 or the first master ruler 1 and the second master ruler. The combination of 3 has the function of drawing a circle. When drawing a circle, the pen tip is inserted into the through hole 5, and the pen tip is used as the center of the circle, and another pen tip is inserted into another through hole 5, and the first main ruler 1 is rotated. Or the second master ruler 3 or the combination of the first master ruler 1 and the second master ruler 3, the circle drawing operation can be performed.

Optionally, the diameter of the through hole 5 is smaller, which is for the pen tip to penetrate. The universal ruler with this arrangement is suitable for drawing personnel, and the diameter of the through hole 5 is small, so that the pen tip is not easily offset, and the drawing accuracy is improved.

Alternatively, the diameter of the through hole 5 is larger, which is for the chalk to penetrate. This universal ruler is suitable for teachers. The diameter of the through hole 5 is large, so that the chalk can be inserted into it. When the teacher is teaching, he can insert the chalk into the through hole 5 and perform drawing operations on the blackboard.

Optionally, the first master ruler 1 and the second master ruler 3 are transparent or opaque plastic rulers, or steel rulers or wooden rulers, the surfaces of which are the same as those of existing rulers, that is, the surfaces are provided with scales.

Further, as shown in FIG. 7 , the first master ruler 1 and the second master ruler 3 are scale rulers, and the scales on the first master ruler 1 and the second master ruler 3 have multiple scales to meet their usage requirements.

Further, the numerical value of the starting end of the scale table on the second main ruler 3 can be matched with the numerical value of the ending end of the scale table on the first main ruler 1. During this setting, when the first main ruler 1 and the second main ruler 3. When matched and connected, the scales on the first main ruler 1 and the second main ruler 3 can be combined into a scale table, the purpose of which is to facilitate the observation and drawing operation of the drawing staff.

Example 1

As shown in FIG. 1 , the rotating shaft 2 is located outside the rotating ring 4 , and the first main ruler 1 and the second main ruler 3 are respectively integrated. When the rotating shaft 2 and the swivel ring 4 are separated, the first main ruler 1 and the second main ruler 3 can be used alone, and can be used as ordinary rulers, parallel rulers, and scale rulers. The first main ruler 1 and the second main ruler 3 are combined with each other. Does not affect.

In a further optimized solution, the rotating shaft 2 is located in the rotating ring 4, and the first main ruler 1 and the second main ruler 3 cooperate to form a whole.

In a further optimized solution, the first main ruler 1 and the second main ruler 3 are fixedly connected, the first main ruler 1 and the second main ruler 3 are located in the same plane, and the top of the first main ruler 1 and the second main ruler 3 are flush.

Example 2

As shown in Figure 2, the first main ruler 1 and the second main ruler 3 are arranged in parallel, and the angle between the side of the first main ruler 1 close to the scale table and the side of the second main ruler 3 close to the scale table is 180°, and the plurality of through holes 5 on the first main ruler 1 and the plurality of through holes 5 on the second main ruler 3 are located on the same vertical plane. In this state, the side of the first main ruler 1 is flush with the side of the second main ruler 3, the first main ruler 1 cooperates with the second main ruler 3 to extend the scale, which can make a long straight line At the same time, the first main ruler 1 and the second main ruler 3 can be rotated to be used for large size circle painting.

Example 3

As shown in Figure 3, the first main ruler 1 and the second main ruler 3 are vertically arranged, and the angle between the side of the first main ruler 1 away from the scale table and the side of the second main ruler 3 away from the scale table is 90°. In this state, the first main ruler 1 and the second main ruler 3 are not only located in the same plane, but are also vertically arranged, and the sides of the first main ruler 1 and the second main ruler 3 that are close to each other form a vertical angle. Next, the whole formed by the first main ruler 1 and the second main ruler 3 can be used as a T-square, and vertical lines can be drawn.

Example 4

As shown in Figs. 4 and 5, the first main scale 1 is rotatably connected with the second main scale 3, the second main scale 3 is located above the first main scale 1, and the first main scale 1 is close to the side of the scale and the second main scale The angle between the sides of the ruler 3 close to the scale is adjustable. When the second master ruler 3 is set above the first master ruler 1, the first master ruler 1 and the second master ruler 3 are not located on the same plane, so the first master ruler 1 cannot block the rotation of the second master ruler 3, By rotating the second main ruler 3, you can draw at different angles. In this state, the whole formed by the first main ruler 1 and the second main ruler 3 can be used as a T-square. Specifically, the first main ruler can be used as a T-square. 1. Approach the drawing board and fix it. Under the action of the swivel ring 4 and the rotating shaft 2, the second master ruler 3 can be rotated relative to the first master ruler 1, so that there is a gap between the first master ruler 1 and the second master ruler 3. Form different angles.

Specifically, the included angle formed between the first main ruler 1 and the second main ruler 3 is between 0° and 360°.

To further optimize the solution, a shell 6 is fixed on the side of the first master ruler 1 and the second master ruler 3 away from the scale, respectively, and the length of the shell 6 is smaller than the length of the first master ruler 1 and the second master ruler 3. One end of the casing 6 is flush with the head end of the first main ruler 1 , and one end of the other casing 6 is flush with the head end of the second main ruler 3 , and a roller 7 is rotatably connected in the casing 6 .

As shown in FIG. 6 , a housing 6 and a roller 7 are arranged on the first master ruler 1 and the second master ruler 3 to facilitate the movement of the first master ruler 1 and the second master ruler 3. When drawing, The first master ruler 1 or the second master ruler 3 is pushed horizontally, and under the action of the roller 7 , the first master ruler 1 or the second master ruler 3 can be easily moved on the drawing board or the blackboard. However, one end of the housing 6 is not flush with the rear end of the first main ruler 1 or the second main ruler 3 , so as to facilitate the deformation of the first main ruler 1 and the second main ruler 3 .

Specifically, in Embodiment 3, the end face of the housing 6 on the first master ruler 1 is in contact with the side wall of the housing 6 on the second master ruler 3 , and the side wall of the housing 6 on the first master ruler 1 is in contact with the side wall of the housing 6 on the second master ruler 3 . The housing 6 on the second ruler 3 forms a right angle, and the drawing operation is performed using the right angle.

Specifically, in Embodiment 4, the height of the bottom end of the second main ruler 3 needs to be higher than the height of the top end of the casing 6 on the first main ruler 1 , and this setting enables the second main ruler 3 to move normally.

Specifically, two ends of the roller 7 are fixed with rotating columns (not shown in the figure), the rotating columns extend into the casing 6, and the roller 7 is rotatably connected to the casing 6 through the rotating columns.

In the above-mentioned implementation process, according to actual needs, choose to connect or disassemble the first main ruler 1 and the second main ruler 3, and determine the relative positions of the first main ruler 1 and the second main ruler 3 according to the drawing needs, so as to realize multiple functions. different forms of drawing operations.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indications of orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The above-mentioned embodiments are only to describe the preferred mode of the present invention, and do not limit the scope of the present invention. Under the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art can make the technical solutions of the present invention. Various deformations and improvements made shall fall within the protection scope determined by the claims of the present utility model.

Claims (8)

1. Detachable universal ruler, is characterized in that: comprise, a first main ruler (1), a rotating shaft (2) is fixedly connected to the top of the first main ruler (1), and the rotating shaft (2) is close to the rear end of the first main ruler (1); The second main ruler (3) has the same structure as the first main ruler (1), the top of the second main ruler (3) is fixed with a swivel (4), and the swivel (4) is close to the The head end of the second master ruler (3), and the inner ring of the swivel (4) protrudes from the head end of the second master ruler (3), and the swivel (4) is detachably sleeved on the On the rotating shaft (2), the first main ruler (1) and/or the second main ruler (3) are integrated, and the second main ruler (3) passes through the swivel (4) and the The rotating shaft (2) is fixedly connected or rotationally connected with the first main ruler (1); A plurality of through holes (5) are respectively opened at the top ends of the first main ruler (1) and the second main ruler (3). 2. The detachable universal ruler according to claim 1, characterized in that: the rotating shaft (2) is located outside the swivel (4), the first main ruler (1) and the second main ruler (3) respectively as a whole. 3. The detachable universal ruler according to claim 1, characterized in that: the rotating shaft (2) is located in the swivel (4), the first main ruler (1) and the second main ruler (3) cooperate to form a whole. 4. The detachable universal ruler according to claim 3, characterized in that: the first main ruler (1) is fixedly connected with the second main ruler (3), and the first main ruler (1) is connected to the The second main ruler (3) is located in the same plane, and the top of the first main ruler (1) is flush with the top of the second main ruler (3). 5. The detachable universal ruler according to claim 4, characterized in that: the first main ruler (1) and the second main ruler (3) are arranged in parallel, and the first main ruler (1) is on the The angle between the side close to the scale and the side close to the scale on the second main ruler (3) is 180°, and the plurality of through holes (5) on the first main ruler (1) ) and the plurality of through holes (5) on the second main ruler (3) are located on the same vertical plane. 6. The detachable universal ruler according to claim 4, characterized in that: the first main ruler (1) and the second main ruler (3) are vertically arranged, and the first main ruler (1) is arranged vertically. The included angle between the side away from the scale and the side of the second main ruler (3) away from the scale is 90°. 7. The detachable universal ruler according to claim 3, characterized in that: the first main ruler (1) is rotatably connected with the second main ruler (3), and the second main ruler (3) is located at Above the first main ruler (1), the angle between the side of the first main ruler (1) close to the scale and the side of the second main ruler (3) close to the scale can be adjusted. 8. The detachable universal ruler according to claim 1, characterized in that: a shell is respectively fixed on the side of the first master ruler (1) and the second master ruler (3) away from the scale. (6), the length of the casing (6) is smaller than the length of the first main ruler (1) and the length of the second main ruler (3), and one end of the casing (6) is connected to the first ruler (1). The head end of the main ruler (1) is flush, and one end of the other casing (6) is flush with the head end of the second main ruler (3). The casing (6) is rotatably connected with a roller ( 7).

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