CN218750046U - An improved triangular ruler - Google Patents

Abstract

An improved set square comprises a set square body, wherein three corners of the set square body are respectively 30 degrees, 60 degrees and 90 degrees, and three sides of the set square body are respectively a short right-angle side, a long right-angle side and a bevel side; a first connecting plate for connecting the bevel edge and the long right-angle edge of the triangular ruler body is arranged in the middle hollow structure of the triangular ruler body, and a first protruding holding part is arranged on the first connecting plate; a second connecting plate for connecting the short right-angle side and the first connecting plate is further arranged in the middle hollow structure of the triangular ruler body, and a convex second holding part is arranged on the second connecting plate; first handheld portion and second handheld portion are the strip structure, and the quadrature sets up. The utility model provides an improved generation set square has increased the structure that conveniently holds on the basis of traditional set square, has improved use comfort and efficiency greatly, has handled the three angle of set square simultaneously, has eliminated the potential safety hazard, and overall structure is pleasing to the eye simultaneously, distinguishes the degree height.

Description

An improved triangular ruler

technical field

The utility model belongs to the field of teaching aids, in particular to an improved triangular ruler.

Background technique

The triangle ruler is a very commonly used teaching tool, especially in the teaching of mathematics courses in primary and secondary schools, teachers need to use the triangle ruler to draw pictures and line segments on the blackboard to explain the courses and knowledge points.

The traditional teaching triangle ruler is a triangular structure formed by connecting three wooden blocks or plastic blocks end to end, and the middle is generally a hollow structure for easy hanging. There are still some aspects to be improved in the actual use of this type of triangular ruler. For example, there is no hand-held structure on the triangular ruler, which makes it inconvenient for teachers to take it during use, which affects the efficiency of drawing on the blackboard. Another example: traditional triangular rulers are all hard structures, and their pointed corners are relatively sharp, which poses certain potential safety hazards. Another example: the shape and structure of the traditional triangular ruler are rigid, not beautiful enough, and the recognition degree of multiple angles is not high.

Therefore, based on some problems still existing above, the present application has carried out further structural improvement to the triangular ruler.

Utility model content

Aiming at the deficiencies in the prior art above, the utility model provides an improved triangular ruler. On the basis of the traditional The three corners of the ruler have been processed to eliminate potential safety hazards. At the same time, the overall structure is beautiful and highly recognizable.

In order to solve the above-mentioned technical problems, the utility model is solved through the following technical solutions.

An improved triangular ruler, comprising a triangular ruler body, the three angles of the triangular ruler body are respectively 30°, 60°, and 90°, and the three sides of the triangular ruler body are respectively a short right-angled side, a long right-angled side, and a hypotenuse ; The middle hollow structure of the triangle ruler body is provided with the first connecting plate connecting the hypotenuse and the long right-angled side of the triangle ruler body, and the first connecting plate is provided with a protruding first hand grip; The middle hollow structure of the triangle ruler body is also provided with a second connection plate connecting the short right-angled side and the first connection plate, and the second connection plate is provided with a protruding second hand grip; the first hand grip The first part and the second grip part are strip structures and are arranged orthogonally.

The improved triangular ruler in this application, on the basis of the original triangular ruler, is provided with two handles in the hollow structure in the middle, which is convenient for hand-held operation. Carry out scribing and improve efficiency. At the same time, in the present application, the two orthogonally arranged hand grips are convenient for the teacher to carry out the marking operation with the triangular ruler from two different angles, which is very convenient.

In a preferred embodiment, the arc-shaped protruding plastic structural parts of the first handle part and the second handle part have a simple structure and are convenient to hold.

In a preferred embodiment, the inner angles of the hollow structure in the middle of the triangular ruler body are all arc structures, which have a beautiful appearance and do not feel like cutting hands, and are also convenient for hanging.

In a preferred embodiment, the three corners of the triangular ruler body are covered with soft rubber structural parts, which can greatly reduce the danger of the sharp corner structure of the triangular ruler, even if it is accidentally stabbed on a person, The soft rubber structural parts will be bent and deformed, and there will be no harm to people.

In a preferred embodiment, the three corners of the triangular ruler body are provided with hard inner core parts, and the soft rubber structural part is sleeved on the hard inner core parts and forms an integral structure with the triangular ruler body , the inner core has high strength, and the soft rubber on the outer layer can be deformed, which not only ensures the strength, but also greatly reduces potential safety hazards.

In a preferred embodiment, the soft rubber structural part is detachable, and the three soft rubber structural parts have different colors and can be replaced, and the three corners have different colors, which improves the aesthetic feeling and recognition of the overall appearance.

In a preferred embodiment, the soft rubber structural part is a rubber part, which has a simple structure and low cost.

In a preferred embodiment, the side of the triangular ruler body has a curved structure, which will not cut hands, and the chalk will pass smoothly.

In a preferred embodiment, a scale is provided on at least one of the three sides of the triangular ruler body.

Compared with the prior art, the utility model has the following beneficial effects: it provides an improved triangular ruler, on the basis of the traditional triangular ruler, it adds a structure that is convenient to hold, greatly improving the comfort and efficiency of use, At the same time, the three corners of the triangular ruler are processed to eliminate potential safety hazards. At the same time, the overall structure is beautiful and highly recognizable.

Description of drawings

Fig. 1 is the schematic diagram of the triangular ruler in the utility model.

FIG. 2 is an enlarged view of area A in FIG. 1 .

FIG. 3 is a schematic diagram omitting the soft rubber structural part in FIG. 2 .

Fig. 4 is a schematic diagram of one of the soft rubber structural parts.

Fig. 5 is a side view of the triangle ruler in the utility model.

FIG. 6 is an internal structure diagram of area B in FIG. 5 .

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

In the following embodiments, the same or similar symbols represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model, rather than It should be understood as a limitation of the present utility model.

In the description of the present utility model, it should be understood that terms: center, longitudinal, transverse, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside , clockwise, counterclockwise, etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, so they cannot be understood as limitations on the utility model. In addition, the terms: first, second, etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the number of technical features shown. In the description of the present utility model, unless otherwise clearly specified and limited, the terms: installation, connection, connection, etc. should be understood in a broad sense, and those of ordinary skill in the art can understand the specific meanings of the above-mentioned terms in the utility model according to specific situations .

Referring to Fig. 1 to Fig. 6, a kind of improved square ruler in the utility model comprises a square ruler body 1, and three angles of this triangle ruler body 1 are respectively 30°, 60°, 90°, and this triangle ruler body 1 The three sides of three sides are short right-angled side, long right-angled side, hypotenuse respectively; The middle hollow structure of described square ruler body 1 is provided with the first connecting plate 31 connecting the hypotenuse of triangle ruler body 1 and long right-angled side, described The first connecting plate 31 is provided with a protruding first hand grip 41; the middle hollow structure of the square body 1 is also provided with a second connecting plate 32 connecting the short right-angled side and the first connecting plate 31, so The second connecting plate 32 is provided with a protruding second grip portion 42; the first grip portion 41 and the second grip portion 42 are strip-shaped and arranged orthogonally.

Specifically, in the present application, the first handle portion 41 and the second handle portion 42 are arc-shaped protruding plastic structural parts, which have a simple structure and are convenient to hold. And in the present application, the inner angles in the middle hollow structure of the triangular ruler body 1 are all arc structures 34, which have a beautiful appearance and do not feel like cutting hands, and are also convenient for hanging.

In addition, it can be seen from the drawings that in the present application, the three corners of the triangular ruler body 1 are covered with soft rubber structural parts 2, which can greatly reduce the danger of the sharp corner structure of the triangular ruler. Even if it is accidentally stabbed on a person, the soft rubber structural part 2 will be bent and deformed, and no harm will occur to the person. Specifically, the three corners of the triangular ruler body 1 are provided with a hard inner core part 12, and the soft rubber structural part 2 is set on the hard inner core part 12 and forms an integral structure with the triangular ruler body 1. , the inner core has high strength, and the soft rubber on the outer layer can be deformed, which not only ensures the strength, but also greatly reduces potential safety hazards.

Further, in one embodiment, the soft rubber structural part 2 is detachable, and the three soft rubber structural parts 2 have different colors and can be replaced, and the three corners have different colors, which improves the aesthetic feeling and resolution. The soft rubber structural part 2 is a rubber part with simple structure and low cost.

In addition, in the present application, the side of the triangular ruler body 1 has an arc surface structure 18, which will not cut hands, and the chalk will pass smoothly. A scale 11 is provided on at least one of the three sides of the square body 1 .

It can be seen from the above description that the improved triangular ruler in this application, on the basis of the original triangular ruler, has two hand grips in the middle hollow structure, which is convenient for hand operation, such as: the teacher holds the hand grip After that, it is convenient to draw lines on the blackboard to improve efficiency. At the same time, in the present application, the two orthogonally arranged hand grips are convenient for the teacher to carry out the marking operation with the triangular ruler from two different angles, which is very convenient.

As mentioned above, the utility model provides an improved triangular ruler. On the basis of the traditional triangular ruler, a convenient hand-held structure is added, which greatly improves the comfort and efficiency of use. At the same time, the three corners of the triangular ruler It has been processed to eliminate potential safety hazards, and at the same time, the overall structure is beautiful and highly recognizable.

The scope of protection of the present utility model includes but not limited to the above embodiments, the scope of protection of the present utility model is subject to the claims, and any replacement, deformation, and improvement that are easily thought of by those skilled in the art all fall within this specification. Protection scope of utility model.

Claims (1)

1. An improved triangular ruler, comprising a triangular ruler body (1), the three angles of the triangular ruler body (1) are respectively 30°, 60°, and 90°, and the three sides of the triangular ruler body (1) are respectively The short leg, the long leg, and the hypotenuse; It is characterized by: The middle hollow structure of the square ruler body (1) is provided with a first connecting plate (31) connecting the hypotenuse and the long right-angled side of the triangle ruler body (1), and the first connecting plate (31) is provided with a raised first hand grip (41); The middle hollow structure of the triangle ruler body (1) is also provided with a second connecting plate (32) connecting the short right-angled side and the first connecting plate (31), and the second connecting plate (32) is provided with a convex out of the second hand grip (42); The first grip part (41) and the second grip part (42) are strip-shaped and arranged orthogonally; The arc-shaped protruding plastic structural parts of the first grip part (41) and the second grip part (42); The inner angles in the middle hollow structure of the triangular ruler body (1) are all arc structures (34); The three corners of the triangular ruler body (1) are covered with soft rubber structural parts (2); The three corners of the triangular ruler body (1) are provided with hard inner core parts (12), and the soft rubber structural part (2) is sleeved on the hard inner core parts (12) and connected with the triangular ruler Ontology (1) constitutes the overall structure; The soft rubber structural parts (2) are detachable, and the three soft rubber structural parts (2) have different colors; The soft rubber structural part (2) is a rubber part; The side of the triangular ruler body (1) is an arc structure (18); A scale (11) is provided on at least one of the three sides of the triangular ruler body (1).

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