CN219055832U

CN219055832U - Portable plotter

Info

Publication number: CN219055832U
Application number: CN202320108131.6U
Authority: CN
Inventors: 许雪莲
Original assignee: Harbin Normal University
Current assignee: Harbin Normal University
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-05-23
Anticipated expiration: 2033-02-03

Abstract

The utility model relates to the technical field of mathematical drawing, in particular to a portable drawing device which comprises a first ruler, wherein a groove is formed in one side of the first ruler, a limiting plate is arranged at the top of the first ruler, a first sliding block is arranged at the near top end of the first ruler, a sliding groove is formed in the outer portion of the first sliding block, an arc-shaped plate is arranged outside the sliding groove, a second sliding block is arranged at the bottom end of the arc-shaped plate, the second sliding block is connected with the second ruler, one end of the second ruler is connected with a limiting column, a pressing block is arranged at one end of the limiting column, limiting holes are formed in two sides of the limiting column, a limiting block is arranged in the limiting holes, a spring is arranged at one side of the limiting block, mounting plates are arranged at two ends of the spring, a fixing block is arranged at the outer portion of the limiting column, and supporting columns are arranged at two ends of the fixing block.

Description

Portable plotter

Technical Field

The utility model relates to the technical field of mathematical drawing, in particular to a portable drawing device.

Background

At present, mathematics classroom teaching often involves various geometric figures, so drawing tools are often used in teaching, and the simplest geometric figure drawing tools are regarded as straightedge, compasses and protractors.

One of the portable plotters of the prior art still suffers from the following drawbacks: 1. the existing drawing tool is difficult to carry and easy to drop or lose due to scattered and messy and irregular shapes in the carrying process; 2. the existing plotters are inconvenient to fold and store, and are complicated in use.

Therefore, it is important to design a portable plotter to improve the overall practicality by changing the technical defects.

Disclosure of Invention

The present utility model is directed to a portable plotter, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the portable plotter comprises a first ruler, wherein a groove is formed in one side of the first ruler, a limiting plate is arranged at the top of the first ruler, a first sliding block is arranged at the near top end of the first ruler, a sliding groove is formed in the outer portion of the first sliding block, an arc-shaped plate is arranged in the outer portion of the sliding groove, a second sliding block is arranged at the bottom end of the arc-shaped plate, the second sliding block is connected with the second ruler, and one end of the second ruler is connected with a limiting column;

the one end of spacing post is equipped with the briquetting, the both sides of spacing post are equipped with spacing hole, the inside in spacing hole is equipped with the stopper, one side of stopper is equipped with the spring, the both ends of spring are equipped with the mounting panel, the outside of spacing post is equipped with the fixed block, the both ends of fixed block are equipped with the support column.

As a preferable scheme of the utility model, the outer part of the limiting plate is provided with a bolt hole and is connected with the arc plate through a bolt, and the outer parts of the first ruler, the second ruler and the arc plate are provided with scale marks.

As a preferable scheme of the utility model, the first ruler and the second ruler are fixedly connected with the first sliding block and the second sliding block, and are in sliding connection with the arc-shaped plate.

As a preferable scheme of the utility model, one end of the second ruler is provided with an avoidance hole, the limit column penetrates through the avoidance hole and is rotationally connected with the avoidance hole, and the limit column is fixedly connected with the pressing block.

As a preferable scheme of the utility model, the mounting plate is fixedly connected with the limiting block and the fixed block, and the limiting block is elastically connected with the fixed block.

As a preferable scheme of the utility model, the support column is fixedly connected with the first ruler and the fixed block, and the fixed block is clamped and connected with the limit column.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the portable plotter, the second ruler, the limiting column, the pressing block and the limiting block are utilized, the second ruler passes through the limiting column, the second ruler is adjusted to be at a proper position, the pressing block is pressed, the limiting column presses the limiting block, the limiting block is contracted, the second ruler is clamped, the limiting column is pulled out during disassembly, and the problems that the existing plotter is inconvenient to fold and store and is complicated during use are solved.

2. According to the portable drawing device, the first sliding block, the sliding groove, the first ruler, the second ruler and the arc plate are utilized, the first sliding block is pressed into the sliding groove, the proper position is determined, the first ruler is fixed through the bolt, the second ruler passes through the limit post and is pressed into the sliding groove, the second ruler is adjusted to the proper position, the position of the second ruler is fixed, the pattern is drawn through the matching of the two rulers, the angle is determined through the scale marks on the arc plate, and the problems that the existing drawing tool is difficult to carry and easy to drop or lose due to scattered mess and irregular shapes in the carrying process are solved.

Drawings

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

FIG. 2 is a schematic diagram showing the connection of the ruler and the arc plate structure of the utility model;

fig. 3 is a schematic structural view of the second ruler of the present utility model.

In the figure: 1. a first ruler; 101. a groove; 102. a first slider; 103. a chute; 104. an arc-shaped plate; 105. a second slider; 106. a second ruler; 107. a limiting plate; 2. a limit column; 201. a limiting hole; 202. briquetting; 203. a limiting block; 204. a spring; 205. a mounting plate; 206. a fixed block; 207. and (5) supporting the column.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

the portable plotter comprises a first ruler 1, wherein a groove 101 is formed in one side of the first ruler 1, a limiting plate 107 is arranged at the top of the first ruler 1, a first sliding block 102 is arranged at the near top end of the first ruler 1, a sliding groove 103 is formed in the outer portion of the first sliding block 102, an arc-shaped plate 104 is arranged in the outer portion of the sliding groove 103, a second sliding block 105 is arranged at the bottom end of the arc-shaped plate 104, the second sliding block 105 is connected with a second ruler 106, the first ruler 1 is fixed through a bolt after the first sliding block 102 is pressed into the sliding groove 103, the second ruler 106 is adjusted to a proper position after passing through a limiting post 2, then the position of the second ruler 106 is fixed, a pattern is drawn through the cooperation of the two rulers, and an angle is determined through a scale mark on the arc-shaped plate 104;

the outside of limiting plate 107 is equipped with the bolt hole, and pass through bolted connection between with arc 104, be convenient for inject the position of first ruler 1, second ruler 106, the outside of arc 104 all is equipped with the scale mark, be convenient for acquire data, be fixed connection between first ruler 1, second ruler 106 and first slider 102, second slider 105, and be sliding connection between with arc 104, be convenient for adjust position and angle, the one end of second ruler 106 is equipped with dodges the hole, and spacing post 2 runs through dodges the hole, and rotate with it and be connected, be convenient for adjust the angle of second ruler 106.

In this embodiment, referring to fig. 1, 2 and 3, one end of the limit post 2 is provided with a pressing block 202, two sides of the limit post 2 are provided with limit holes 201, a limit block 203 is arranged in the limit holes 201, one side of the limit block 203 is provided with a spring 204, two ends of the spring 204 are provided with mounting plates 205, a fixed block 206 is arranged outside the limit post 2, two ends of the fixed block 206 are provided with support columns 207, the second ruler 106 is adjusted to a proper position by passing through the limit post 2, the pressing block 202 is pressed, the limit post 2 extrudes the limit block 203, the limit block 203 is contracted, the second ruler 106 is clamped, and the limit post 2 is pulled out during disassembly;

wherein be fixed connection between spacing post 2 and briquetting 202, be convenient for operate, be fixed connection between mounting panel 205 and stopper 203, the fixed block 206, and be elastic connection between stopper 203 and the fixed block 206, the stopper 203 shrink of being convenient for, fixed connection between support column 207 and first ruler 1, the fixed block 206, spacing post 2 is connected in the fixed block 206 block, the fixed second ruler 106 of being convenient for.

The working flow of the utility model is as follows: when the portable plotter is used, firstly, under the condition that the connection relation between the first ruler 1 and the first sliding block 102 is fixedly connected and the connection relation between the first sliding block 102 and the arc plate 104 is in sliding connection, after the first sliding block 102 is pressed into the sliding groove 103, a proper position is determined, then under the condition that the connection relation between the limiting plate 107 and the arc plate 104 is in bolt connection, the first ruler 1 is fixed, then under the condition that one end of the second ruler 106 is fixedly connected with the avoidance hole and the avoidance hole is rotationally connected with the second ruler 106, the second ruler 106 passes through the limiting post 2, then under the condition that the connection relation between the second ruler 106 and the second sliding block 105 is in fixed connection and the connection relation between the arc plate 104 is in sliding connection, then under the condition that the connection relation between the supporting post 207 and the first ruler 1 and the fixed block 206 is in fixed connection, and the connection relation between the limiting post 2 and the pressing block 202 is in fixed connection, under the condition that the connection relation between the mounting plate 205 and the limiting block 203 is in fixed connection with the limiting block 203 is in fixed connection, the limit post 203 is in fixed connection with the limiting post 203, and finally under the condition that the limiting post 203 is in fixed connection is in clamping post 203, the connection between the limiting post 203 and the limiting block is in fixed connection with the elastic post 2.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Portable plotter, including first ruler (1), its characterized in that: one side of the first ruler (1) is provided with a groove (101), the top of the first ruler (1) is provided with a limiting plate (107), the near top end of the first ruler (1) is provided with a first sliding block (102), the outer part of the first sliding block (102) is provided with a sliding groove (103), the outer part of the sliding groove (103) is provided with an arc-shaped plate (104), the bottom end of the arc-shaped plate (104) is provided with a second sliding block (105), the second sliding block (105) is connected with a second ruler (106), and one end of the second ruler (106) is connected with a limiting column (2);

the one end of spacing post (2) is equipped with briquetting (202), the both sides of spacing post (2) are equipped with spacing hole (201), the inside of spacing hole (201) is equipped with stopper (203), one side of stopper (203) is equipped with spring (204), the both ends of spring (204) are equipped with mounting panel (205), the outside of spacing post (2) is equipped with fixed block (206), the both ends of fixed block (206) are equipped with support column (207).

2. A portable plotter as defined in claim 1, wherein: the outside of limiting plate (107) is equipped with the bolt hole, and passes through bolted connection between with arc (104), the outside of first ruler (1), second ruler (106), arc (104) all is equipped with the scale mark.

3. A portable plotter as defined in claim 1, wherein: the first ruler (1) and the second ruler (106) are fixedly connected with the first sliding block (102) and the second sliding block (105), and are in sliding connection with the arc-shaped plate (104).

4. A portable plotter as defined in claim 1, wherein: one end of the second ruler (106) is provided with an avoidance hole, the limiting column (2) penetrates through the avoidance hole and is rotationally connected with the avoidance hole, and the limiting column (2) is fixedly connected with the pressing block (202).

5. A portable plotter as defined in claim 1, wherein: the mounting plate (205) is fixedly connected with the limiting block (203) and the fixed block (206), and the limiting block (203) is elastically connected with the fixed block (206).

6. A portable plotter as defined in claim 1, wherein: the support column (207) is fixedly connected with the first straight ruler (1) and the fixed block (206), and the fixed block (206) is clamped and connected with the limiting column (2).