CN219256896U

CN219256896U - Auxiliary equipment for drawing circles

Info

Publication number: CN219256896U
Application number: CN202320109886.8U
Authority: CN
Inventors: 刘骥; 李娟�; 左立娟; 剧光远; 于子敬; 李英芳
Original assignee: Hebei College of Industry and Technology
Current assignee: Hebei Taqi Technology Co.,Ltd.
Priority date: 2023-01-20
Filing date: 2023-01-20
Publication date: 2023-06-27
Anticipated expiration: 2033-01-20

Abstract

The utility model relates to circle drawing auxiliary equipment, which belongs to the technical field of fixture positioning and comprises a circle drawing device, wherein the circle drawing device comprises a first supporting leg, the lower end of the first supporting leg is provided with a mounting block, the lower end of the first supporting leg is connected with the upper end of the mounting block through a bearing, and the extension end of the first supporting leg penetrates through the mounting block and is fixedly connected with an anti-slip block.

Description

Auxiliary equipment for drawing circles

Technical Field

The utility model relates to the technical field of fixture positioning, in particular to auxiliary equipment for drawing circles.

Background

In mathematical education, a circle is often drawn on a blackboard, teaching explanation is carried out, and compasses are used for drawing the circle.

The utility model of application number 202122781434.8 discloses a circle drawing auxiliary device for mathematics and applied mathematics, which comprises a first supporting leg and a second supporting leg which are rotationally connected, wherein an arc plate A is fixed on one side of the second supporting leg, the arc center of the arc plate A coincides with the axis of a rotationally connected part of the first supporting leg and the second supporting leg, a fixed plate is fixedly arranged on one side of the first supporting leg, an arc slideway is arranged on the fixed plate and is slidingly connected with a sliding block, the arc center of the arc slideway coincides with the axis of a rotationally connected part of the first supporting leg and the second supporting leg, a plug-in unit is threaded on the sliding block, one end of the plug-in unit faces the arc plate A, a plurality of jacks matched with the plug-in unit are arranged on one side of the arc plate A, a rotating wheel is arranged on the other end of the arc plate A, and anti-skid rubber is arranged on one side of the rotating wheel, which is close to the plug-in unit, and one side of the fixed plate, which is close to the rotating wheel; the utility model can realize the fixation of the two supporting legs at any angle within a certain range and is convenient for operation.

The above-mentioned existing devices also have the following disadvantages:

(1) The current auxiliary device that draws is when the drawing, and fixed one end slides easily, causes the drawing mistake, and waste time, current auxiliary device that draws only can draw the circle simultaneously, and the function is single, when drawing the circle of fixed size, need utilize outside ruler to measure the diameter or the radius of circle that need draw, and the use tool is more.

Disclosure of Invention

The utility model aims to provide a circle drawing auxiliary device, which solves the problems that in the prior art, when drawing, a fixed end of the existing drawing auxiliary device is easy to slide, so that drawing errors are caused, time is wasted, meanwhile, the existing drawing auxiliary device only can draw circles, has single function, and when drawing circles with fixed sizes, the diameter or radius of the circles to be drawn needs to be measured by using an external ruler, and a large number of tools are used.

The technical scheme of the utility model is as follows: including drawing the circle ware, draw the circle ware including first landing leg, the lower extreme of first landing leg is provided with the installation piece, the lower extreme of first landing leg pass through the bearing with the upper end of installation piece is connected, the extension end of first landing leg passes installation piece fixedly connected with antiskid piece, the lower extreme fixed mounting of installation piece has the sucking disc, the antiskid piece is located inside the sucking disc, and the bottom with the bottom parallel and level of sucking disc, the upper end fixedly connected with carousel of first landing leg, one side rotation of carousel is connected with the second landing leg, the upper end fixedly connected with bracing piece of carousel, the upper end rear side rotation of bracing piece is connected with the dipperstick.

Furthermore, a positioning angle dial is arranged on one side of the front end of the rotary disc.

Further, the second landing leg is including with the outer pole that the carousel rotates to be connected, the lower extreme of outer pole has slided and has cup jointed interior pole, the draw-in groove has been seted up respectively to the both sides of interior pole, the outer pole is close to one side both ends of interior pole are installed respectively spring bolt, two spring bolt's extension end passes the lower extreme both sides of outer pole respectively with two wherein the draw-in groove joint.

Further, the lower extreme rotation of interior pole is connected with the connecting rod, the opposite side fixedly connected with mounting bracket of connecting rod, spacing hole has been seted up to front end one side of mounting bracket, the inside in spacing hole is inserted and is equipped with the drawing circle pen.

Further, fastening bolts are respectively arranged on two sides of the mounting frame, the two fastening bolts are respectively in threaded connection with two sides of the mounting frame, the two extension ends of the fastening bolts respectively penetrate through two sides of the mounting frame and are connected with clamping blocks through bearings, and the two clamping blocks are respectively in contact with two sides of the circle drawing pen.

Further, two the clamping blocks are fixedly connected with guide rods respectively at the upper end and the lower end of one side far away from each other, and the guide rods penetrate through two sides of the mounting frame respectively.

The utility model provides a circle drawing auxiliary device through improvement, which has the following improvement and advantages compared with the prior art:

according to the device, the sucker and the anti-skid block are arranged, so that the first supporting leg is more stable in drawing, offset is prevented from being generated in drawing, the circle drawing effect is affected, a measuring ruler is arranged, a straight line is convenient to measure, the measuring ruler is rotationally connected with the supporting rod, the measuring ruler is convenient to rotate to be flush with the supporting rod when not in use, the measuring ruler is rotated to be vertical to the supporting rod when in use, the measuring ruler does not occupy space when in use, the angle is convenient to measure by arranging the positioning angle disc, and the device has multiple use functions and is convenient to use.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.

Reference numerals illustrate: 1. a circle drawing device; 2. a first leg; 3. a second leg; 4. a turntable; 5. positioning an angle dial; 6. a support rod; 7. a measuring ruler; 8. a mounting block; 9. an anti-skid block; 10. a suction cup; 11. an outer rod; 12. an inner rod; 13. a clamping groove; 14. a spring bolt; 15. a connecting rod; 16. a mounting frame; 17. a limiting hole; 18. a circle drawing pen; 19. a fastening bolt; 20. a clamping block; 21. a guide rod.

Detailed Description

The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides circle drawing auxiliary equipment through improvement, as shown in fig. 1-4, the circle drawing auxiliary equipment comprises a circle drawing device 1, the circle drawing device 1 comprises a first supporting leg 2, the lower end of the first supporting leg 2 is provided with a mounting block 8, the lower end of the first supporting leg 2 is connected with the upper end of the mounting block 8 through a bearing, the extension end of the first supporting leg 2 passes through the mounting block 8 and is fixedly connected with an anti-slip block 9, the lower end of the mounting block 8 is fixedly provided with a sucker 10, the anti-slip block 9 is positioned in the sucker 10, the bottom is flush with the bottom of the sucker 10, the upper end of the first supporting leg 2 is fixedly connected with a turntable 4, one side of the turntable 4 is rotatably connected with a second supporting leg 3, the upper end of the turntable 4 is fixedly connected with a supporting rod 6, the rear side of the upper end of the supporting rod 6 is rotatably connected with a measuring ruler 7, the first supporting leg 2 is more stable when drawing is prevented from generating offset when drawing a circle, the circle drawing effect is influenced by arranging the measuring ruler 7, the measuring ruler is convenient to carry out, the straight line through the measuring ruler 7 and the supporting rod 6, the measuring ruler is convenient to rotate and be connected to rotate until the supporting rod and the supporting rod is not flush with the supporting rod 6 when in use.

A positioning angle dial 5 is arranged on one side of the front end of the rotary table 4, and the angle is convenient to measure by the positioning angle dial 5.

The second landing leg 3 is including the outer pole 11 that rotates with carousel 4 to be connected, the lower extreme of outer pole 11 has slidingly been cup jointed interior pole 12, draw-in groove 13 has been seted up respectively to interior pole 12's both sides, spring bolt 14 is installed respectively at one side both ends that outer pole 11 is close to interior pole 12, the extension end of two spring bolts 14 passes the lower extreme both sides of outer pole 11 and two draw-in groove 13 joint wherein respectively, through pulling spring bolt 14, make its extension end and draw-in groove 13 separation, in pulling interior pole 12 to suitable position, at loose spring bolt 14, because the spring force of spring bolt 14, make its extension end and the draw-in groove 13 joint that corresponds, be convenient for fix.

The lower extreme rotation of interior pole 12 is connected with connecting rod 15, and the opposite side fixedly connected with mounting bracket 16 of connecting rod 15, and spacing hole 17 has been seted up to front end one side of mounting bracket 16, and the inside of spacing hole 17 is inserted and is equipped with the drawing circle pen 18, through putting into the inside of spacing hole 17 with drawing circle pen 18, spacing hole 17 is spacing it, is convenient for fix.

The both sides of mounting bracket 16 are provided with fastening bolt 19 respectively, and two fastening bolt 19 respectively with the both sides threaded connection of mounting bracket 16, and the extension end of two fastening bolt 19 passes the both sides of mounting bracket 16 respectively and is connected with clamp block 20 through the bearing, and two clamp blocks 20 contact with the both sides of drawing circle pen 18 respectively, through rotating two fastening bolt 19, make two clamp blocks 20 press from both sides tight fixedly with drawing circle pen 18, make drawing circle pen 18 more stable when drawing the circle.

The upper end and the lower end of one side that two clamping blocks 20 kept away from mutually are fixedly connected with guide bar 21 respectively, and two liang of guide bars 21 pass the both sides of mounting bracket 16 respectively, through installation guide bar 21, make to rotate two fastening bolts 19, when driving clamping block 20 and remove, guide, make it more stable.

Working principle: when the anti-slip device is used, the anti-slip block 9 is placed at a circle center point, the sucker 10 is adsorbed on the periphery, the second supporting leg 3 is rotated, the circle drawing pen 18 passes through the limiting hole 17, the two fastening bolts 19 are rotated, the two clamping blocks 20 clamp the circle drawing pen 18, the drawing is more stable, the two spring bolts 14 are pulled, the inner rod 12 is pulled to a proper position, the spring bolts 14 are loosened, the extension end of the spring bolts 14 and the clamping groove 13 at the corresponding position are clamped, the fixing is facilitated, and then the circle drawing device 1 is rotated to draw a circle.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A circle drawing auxiliary assembly, characterized in that: including circle drawing ware (1), circle drawing ware (1) is including first landing leg (2), the lower extreme of first landing leg (2) is provided with installation piece (8), the lower extreme of first landing leg (2) pass through the bearing with the upper end of installation piece (8) is connected, the extension end of first landing leg (2) passes installation piece (8) fixedly connected with antiskid piece (9), the lower extreme fixed mounting of installation piece (8) has sucking disc (10), antiskid piece (9) are located inside sucking disc (10), and the bottom with the bottom parallel and level of sucking disc (10), the upper end fixedly connected with carousel (4) of first landing leg (2), one side rotation of carousel (4) is connected with second landing leg (3), the upper end fixedly connected with bracing piece (6) of carousel (4), the upper end rear side rotation of bracing piece (6) is connected with dipperstick (7).

2. A circle drawing aid as claimed in claim 1, wherein: a positioning angle dial (5) is arranged on one side of the front end of the rotary disc (4).

3. A circle drawing aid as claimed in claim 1, wherein: the second landing leg (3) comprises an outer rod (11) which is rotationally connected with the rotary table (4), an inner rod (12) is sleeved at the lower end of the outer rod (11) in a sliding mode, clamping grooves (13) are formed in two sides of the inner rod (12) respectively, spring bolts (14) are respectively arranged at two ends of one side, close to the inner rod (12), of the outer rod (11), and the extending ends of the two spring bolts (14) penetrate through two sides of the lower end of the outer rod (11) respectively and are connected with two clamping grooves (13) in a clamping mode.

4. A circle drawing aid as claimed in claim 3, wherein: the lower extreme rotation of interior pole (12) is connected with connecting rod (15), the opposite side fixedly connected with mounting bracket (16) of connecting rod (15), spacing hole (17) have been seted up to front end one side of mounting bracket (16), the inside of spacing hole (17) is inserted and is equipped with drawing circle pen (18).

5. A circle drawing assistance apparatus as claimed in claim 4 wherein: the two sides of the mounting frame (16) are respectively provided with fastening bolts (19), the two fastening bolts (19) are respectively in threaded connection with the two sides of the mounting frame (16), the two extension ends of the fastening bolts (19) respectively penetrate through the two sides of the mounting frame (16) and are connected with clamping blocks (20) through bearings, and the two clamping blocks (20) are respectively in contact with the two sides of the circle drawing pen (18).

6. A circle drawing assistance apparatus as claimed in claim 5 wherein: the upper end and the lower end of one side, away from each other, of the two clamping blocks (20) are fixedly connected with guide rods (21) respectively, and the guide rods (21) penetrate through two sides of the mounting frame (16) respectively.