CN210591150U

CN210591150U - High school student uses multi-functional mathematics diagraph

Info

Publication number: CN210591150U
Application number: CN201921565311.7U
Authority: CN
Inventors: 杨森
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-05-22
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a belonging to the technical field of mathematics drawing auxiliary appliances, in particular to a multifunctional mathematics drawing device for high school students, which comprises a hinge, a bottom plate and a U-shaped groove, wherein the hinge is provided with a first ruler body and a second ruler body, the top end of the first ruler body is provided with pins, the first ruler body and the second ruler body are connected with the hinge in a rotating way, the pins are arranged at the top end of the first ruler body, the right side wall of the top part of the second ruler body is provided with a drawing pen through an installation sleeve, the second ruler body is provided with the U-shaped groove, the first ruler body is arranged on the U-shaped groove through a friction wheel, the drawing pen can be used as a compass, the bottom plate is arranged in the inner cavity of the bottom plate, the angle of the first ruler body can be limited through the expansion plate, the maximum opening angle between the first ruler body and the second ruler body is ninety degrees, and a user can draw a rectangular coordinate system by using the device, simple structure and high practicability.

Description

High school student uses multi-functional mathematics diagraph

Technical Field

The utility model relates to a mathematics mapping assists utensil technical field, specifically is a high school student uses multi-functional mathematics mapper.

Background

Mathematics is used in many different fields, including science, engineering, medicine, and economics, among others; the application of mathematics in these areas is generally called applied mathematics, and sometimes it can arouse new mathematical findings and promote the development of new mathematical disciplines; mathematicians also study pure mathematics, i.e., the mathematics themselves, without targeting any practical application; although there has been much work beginning with the study of pure mathematics, it may later find suitable application; in particular, there are sub-domains that are used to explore the links from the mathematical core to other domains. When high school students learn mathematical geometry courses, various diagraphs are necessary, but the existing diagraphs are single in function and low in practicability.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses in view of the problem that exists among the current mathematics diagraph, provided.

Therefore, the utility model aims at providing a high school student uses multi-functional mathematics plotter, through with first chi body and second chi body rotation connection hinge on, and be provided with the stitch on the top of first chi body, be provided with the drawing pen through the installation cover at the top right side wall of second chi body, and be provided with U type groove on the second chi body, pass through the friction pulley with first chi body and install on U type groove, can use as the compasses, and through being provided with the bottom plate, be provided with the expansion plate in the inner chamber of bottom plate, can carry out spacingly through the angle of expansion plate to first chi body, make open maximum angle between first chi body and the second chi body be ninety degrees, the user can use the device to carry out the drawing of rectangular coordinate system, moreover, the steam generator is simple in structure, and the practicality is higher.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a high school student uses multi-functional mathematics diagraph, it includes: hinge, bottom plate and U type groove, be provided with first chi body and the second chi body on the hinge, the top of first chi body is provided with the stitch, the top right side wall of the second chi body is provided with the drawing pen, the bottom left side wall of the second chi body sets up the bottom plate, open on the inner chamber left side of bottom plate has the holding tank, the inner chamber left and right sides wall of holding tank all is provided with the spout, the inner chamber of holding tank has the expansion plate through spout sliding connection, set up in the middle of the preceding lateral wall of the second chi body U type groove, be provided with the friction pulley in the middle of the preceding lateral wall of the first chi body, the first chi body pass through the friction pulley with U type groove connection is in the second chi body.

As a high school student with an optimal selection scheme of multi-functional mathematics diagraph, wherein: and a protecting sleeve is arranged at the top end of the first ruler body.

As a high school student with an optimal selection scheme of multi-functional mathematics diagraph, wherein: the rear side walls of the first ruler body and the second ruler body are provided with graduations.

As a high school student with an optimal selection scheme of multi-functional mathematics diagraph, wherein: the top right side wall of the second ruler body is provided with a connecting block, the top of the connecting block is provided with an installation sleeve, the top of the installation sleeve is connected with a fastening bolt in a penetrating mode, and the drawing pen is fixed on the installation sleeve through the fastening bolt.

As a high school student with an optimal selection scheme of multi-functional mathematics diagraph, wherein: the inner cavity of the U-shaped groove is provided with a pull groove matched with the friction wheel, and a rubber layer is arranged in the pull groove.

Compared with the prior art, the beneficial effects of the utility model are that: the first ruler body and the second ruler body are connected to the hinge in a rotating mode, the pin is arranged on the top end of the first ruler body, the drawing pen is arranged on the right side wall of the top of the second ruler body through the mounting sleeve, the U-shaped groove is formed in the second ruler body, the first ruler body is mounted on the U-shaped groove through the friction wheel and can be used as a compass, the bottom plate is arranged on the right side wall of the top of the second ruler body, the expansion plate is arranged in the inner cavity of the bottom plate and can limit the angle of the first ruler body through the expansion plate, the maximum angle of opening between the first ruler body and the second ruler body is ninety degrees, and a user can use the device to draw a rectangular coordinate system.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the scale of the present invention;

fig. 3 is a schematic diagram of the structure of the retractable plate of the present invention.

In the figure: the ruler comprises a hinge 100, a first ruler body 110, a dial gauge 111, a second ruler body 120, a connecting block 130, a mounting sleeve 140, a drawing pen 150, a fastening bolt 160, a friction wheel 170, a pin 180, a protective sleeve 190, a bottom plate 200, a containing groove 210, a sliding groove 220, a telescopic plate 230 and a U-shaped groove 300.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: a multifunctional mathematics diagraph for high school students comprises a hinge 100, a bottom plate 200 and a U-shaped groove 300;

referring to fig. 1 and 2, the hinge 100 includes a first ruler body 110, a scale 111, a second ruler body 120, a connecting block 130, a mounting sleeve 140, a drawing pen 150, a fastening bolt 160, a friction wheel 170, a pin 180 and a protective sleeve 190, the first ruler body 110 and the second ruler body 120 are both mounted on the hinge 100, the scale 111 is mounted on the rear side walls of the first ruler body 110 and the second ruler body 120, the connecting block 130 is mounted on the right side wall of the top of the second ruler body 120, the mounting sleeve 140 is mounted on the top of the connecting block 130, the drawing pen 150 is mounted in the mounting sleeve 140, the fastening bolt 160 is screwed on the top of the mounting sleeve 140, the friction wheel 170 is mounted in the middle of the front side wall of the first ruler body 110, the pin 180 is mounted on the top of the first ruler body 110, the protective sleeve 190 is mounted on the top of the first ruler body 110, the hinge 100 is used for facilitating the rotation of the first ruler body 110 and the second ruler body 120, thereby facilitating the adjustment of angles when being used as compasses, the first ruler body 110 and the second ruler body 120 are used as rulers, the dial gauge 111 is used for enabling the first ruler body 110 or the second ruler body 120 to draw pictures more accurately, the connecting block 130 is used for installing the drawing pen 150 through the installing sleeve 140, the drawing pen 150 is used for drawing circles, the fastening bolt 160 is used for fixing the drawing pen 150, the friction wheel 170 is used for being matched with the U-shaped groove 300 to connect the first ruler body 110 to the U-shaped groove 300, the pin 180 is used for being matched with the drawing pen 150 to draw circles, and the protecting sleeve 190 is used for covering the pin 180 when not used so as to prevent the pin 180 from hurting people;

referring to fig. 1 and 3, the bottom plate 200 includes a receiving groove 210, a sliding groove 220 and a retractable plate 230, the bottom plate 200 is installed on the left side wall of the bottom of the second ruler body 120, the receiving groove 210 is disposed on the left side of the inner cavity of the bottom plate 200, the sliding groove 220 is disposed on the left and right side walls of the inner cavity of the receiving groove 210, the retractable plate 230 is slidably connected in the receiving groove 210 through the sliding groove 220, the bottom plate 200 is used for being matched with the retractable plate 230 to limit the expansion angle of the first ruler body 110 and the second ruler body 120, and the receiving groove 210 is used for receiving the retractable plate 230 through the;

referring to fig. 1 again, one end of the U-shaped groove 300 is installed in the middle of the front side wall of the second ruler body 120, the other end of the U-shaped groove 300 is sleeved on the friction wheel 170, and the U-shaped groove 300 is used for matching with the friction wheel 170 to connect the first ruler body 110 and the second ruler body 120.

The working principle is as follows: technical personnel in this technical field carry out the drawing of sharp through first chi body 110 and second chi body 120 to through launching first chi body 110 and second chi body 120, fix its angle through the frictional force between U type groove 300 and the friction pulley 170, cooperate through stitch 180 and drawing pen 150 and carry out the drawing of circle, and can pull up expansion plate 230, expansion plate 230 cooperatees with bottom plate 200 and forms a right angled limiting plate, it is spacing to the expansion angle of first chi body 110 and second chi body 120, make first chi body 110 and second chi body 120 form a right angle, conveniently carry out the drawing of rectangular coordinate system.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a high school student uses multi-functional mathematics diagraph which characterized in that: comprises a hinge (100), a bottom plate (200) and a U-shaped groove (300), wherein the hinge (100) is provided with a first ruler body (110) and a second ruler body (120), the top end of the first ruler body (110) is provided with a pin (180), the right side wall of the top of the second ruler body (120) is provided with a drawing pen (150), the bottom plate (200) is arranged on the left side wall of the bottom of the second ruler body (120), an accommodating groove (210) is formed in the left side of the inner cavity of the bottom plate (200), sliding grooves (220) are formed in the left side wall and the right side wall of the inner cavity of the accommodating groove (210), the inner cavity of the accommodating groove (210) is connected with a telescopic plate (230) in a sliding way through a sliding groove (220), the middle of the front side wall of the second ruler body (120) is provided with the U-shaped groove (300), a friction wheel (170) is arranged in the middle of the front side wall of the first ruler body (110), the first ruler body (110) is connected to the second ruler body (120) through a friction wheel (170) and the U-shaped groove (300).

2. The multifunctional mathematics diagraph for high school students according to claim 1, characterized in that: the top end of the first ruler body (110) is provided with a protective sleeve (190).

3. The multifunctional mathematics diagraph for high school students according to claim 1, characterized in that: the rear side walls of the first ruler body (110) and the second ruler body (120) are provided with graduations (111).

4. The multifunctional mathematics diagraph for high school students according to claim 1, characterized in that: the top right side wall of the second ruler body (120) is provided with a connecting block (130), the top of the connecting block (130) is provided with an installation sleeve (140), the top of the installation sleeve (140) is connected with a fastening bolt (160) in a penetrating mode, and the drawing pen (150) is fixed on the installation sleeve (140) through the fastening bolt (160).

5. The multifunctional mathematics diagraph for high school students according to claim 1, characterized in that: the inner cavity of the U-shaped groove (300) is provided with a pull groove matched with the friction wheel (170), and a rubber layer is arranged in the pull groove.