CN219838375U

CN219838375U - Elliptic drawing device

Info

Publication number: CN219838375U
Application number: CN202320412659.2U
Authority: CN
Inventors: 许琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-10-17
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses an elliptic plotter which comprises a supporting structure and a drawing structure, wherein the drawing structure is arranged in an inner cavity of the supporting structure and extends to the periphery. The supporting structure comprises a cross slide block, a first sliding groove and a second sliding groove are formed in the top of the cross slide block, a notch is formed in the side face of the cross slide block, a supporting rod groove is formed in the bottom of the cross slide block, a supporting rod is movably arranged in an inner cavity of the supporting rod groove, and a plurality of protruding nails are arranged at the bottom of the supporting rod. Through a cross slide block; a first chute; a second chute, a brace bar chute; a brace rod; protruding nails; a limit rod; the cooperation application of lantern ring two and third screw has reached stable drawing and the effect of adjustable figure size, has solved the problem that traditional instrument can not cooperate user's drawing idea to a great extent.

Description

Elliptic drawing device

Technical Field

The utility model relates to the technical field of education drawing, in particular to an ellipse drawing device.

Background

Many different graphics are encountered when drawing graphics, wherein there are ellipses, drawing of ellipses is very cumbersome, and many different tools may be needed, so it is a troublesome task to want to draw an exact ellipse.

At present, some tools capable of drawing ellipses exist on the world, but some tools have the defects that the size of the drawn ellipses cannot be well adjusted and the drawn ellipses cannot be stably placed, so that the drawn ellipses are incomplete, and one tool can only draw one graph and is not very convenient. If chinese patent discloses oval plotter (CN 101758709 a) has ruler and scale, open porosely and be furnished with two sucking discs on the chi face, open porosely on the sucking disc, prior art scheme is drawing oval when carrying out the size adjustment, and more common just adopts the mode of wire rod to design, not only needs two pints of repositioning, needs to carry out wire winding rolling operation, still very easy emergence drops after the rolling in the marking off, and the length still needs to measure again than the in-process of removing the winding, influences drawing efficiency.

Disclosure of Invention

The present utility model is directed to an elliptic plotter to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the drawing structure is arranged in an inner cavity of the supporting structure and extends to the periphery; the supporting structure comprises a cross slide block, a first sliding groove and a second sliding groove are formed in the top of the cross slide block, a notch is formed in the side face of the cross slide block, a supporting rod groove is formed in the bottom of the cross slide block, a supporting rod is movably arranged in an inner cavity of the supporting rod groove, and a plurality of protruding nails are arranged at the bottom of the supporting rod.

Preferably, the cross slide block comprises a slide bar, the one end rotation of slide bar is connected with bull stick one, the bottom rotation of bull stick one is connected with skateboard one, the middle-end rotation of slide bar is connected with bull stick two, the bottom rotation of bull stick two is connected with skateboard two, the other end activity of slide bar has cup jointed L shape sleeve pipe, connecting rod groove has been seted up to L shape sheathed tube bottom, screw hole one has been seted up to L shape sheathed tube inner chamber bottom, the inner chamber rotation of connecting rod groove is provided with the connecting rod, screw hole two has been seted up at the outer lane top of connecting rod, screw hole one has first screw with the inner chamber threaded connection of screw hole two, the outer lane top of connecting rod is fixed to be provided with the snap ring, the bottom of connecting rod is provided with the lantern ring one, the front bottom of lantern ring one runs through and is provided with the second screw, the inner chamber activity of lantern ring one is provided with the gag lever post, the front left side of lantern ring is run through and is seted up the third screw, the activity of lantern ring two inner chambers is provided with the pen.

Preferably, the first sliding groove is perpendicular to the second sliding groove, the first sliding plate slides in the first sliding groove, and the second sliding plate slides in the second sliding groove.

Preferably, the snap ring rotates in the inner cavity of the snap ring groove, and the first screw penetrates through the first screw hole to be connected to the second inner cavity of the screw hole to fix the connecting rod in the connecting rod groove.

Preferably, the first sleeve ring is contracted by the second screw, the second sleeve ring is contracted by the third screw, the limiting rod is movable in an inner cavity of the first sleeve ring through contraction of the second screw, and screw heads of the three screws are all in a cross shape.

Preferably, the stay bar can be taken out from the inner cavity of the stay bar groove, the L-shaped sleeve can be taken out from the outer ring of the sliding rod, the edge of the cross slide block is in a right angle, and the number of the marks is a number marked on the edge of the cross slide block.

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

1. the elliptic plotter is characterized by comprising a cross slide block; a first chute; a second chute, a brace bar chute; a brace rod; protruding nails; a limit rod; the cooperation application of lantern ring two and third screw has reached stable drawing and the effect of adjustable figure size, has solved the problem that traditional instrument can not cooperate user's drawing idea to a great extent.

2. The elliptic plotter is provided with a cross slide block through engraving; a first screw hole; a snap ring groove; a connecting rod; screw holes II; a first screw; the clamping ring and the first lantern ring are matched for use, so that the effect of multiple-aspect use of one tool is achieved, and the problem of a plurality of tools for drawing different patterns is solved.

Drawings

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

Fig. 2 is a bottom view of the structure of the present utility model.

Fig. 3 is a perspective view of the structure of the present utility model at D in fig. 2.

FIG. 4 is a schematic diagram of a drawing structure of the present utility model.

FIG. 5 is a schematic diagram of the structure of the present utility model shown in FIG. 4 with the portion B broken away.

FIG. 6 is a schematic diagram of the structure of the present utility model at B in FIG. 4.

Fig. 7 is an enlarged view of a portion a of fig. 4, which is a structural view of the present utility model.

In the figure: 1. a supporting structure, 11 and a cross slide block; 12. a first chute; 13. a second chute; 14. etching; 15. a strut groove; 16. a brace rod; 17. protruding nails; 2. a drawing structure; 21. a slide bar; 22. a first rotating rod; 23. a first sliding plate; 24. a second rotating rod; 25. a second slide plate; 26. an L-shaped sleeve; 27. a connecting rod groove; 28. a first screw hole; 201. a snap ring groove; 202. a connecting rod; 203. screw holes II; 204. a first screw; 205. a clasp; 206. a first lantern ring; 207. a second screw; 208. a limit rod; 209. a second lantern ring; 210. a third screw; 211. drawing brushes;

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

Examples: referring to fig. 1-7, the present utility model provides a technical solution: including bearing structure 1 and drawing structure 2, its characterized in that: the drawing structure 2 is arranged in the inner cavity of the supporting structure 1 and extends to the periphery; the supporting structure 1 comprises a cross slide block 11, a first sliding groove 12 and a second sliding groove 13 are formed in the top of the cross slide block 11, a score 14 is arranged on the side face of the cross slide block 11, a stay bar groove 15 is formed in the bottom of the cross slide block 11, a stay bar 16 is movably arranged in an inner cavity of the stay bar groove 15, and a plurality of protruding nails 17 are arranged at the bottom of the stay bar 16.

The cross slide block 11 comprises a slide bar 21, one end of the slide bar 21 is rotationally connected with a first rotating rod 22, the bottom end of the first rotating rod 22 is rotationally connected with a first sliding plate 23, the middle end of the slide bar 21 is rotationally connected with a second rotating rod 24, the bottom end of the second rotating rod 24 is rotationally connected with a second sliding plate 25, the other end of the slide bar 21 is movably sleeved with an L-shaped sleeve 26, the bottom end of the L-shaped sleeve 26 is provided with a connecting rod groove 27, the bottom of an inner cavity of the L-shaped sleeve 26 is provided with a first screw hole 28, the bottom of the connecting rod groove 27 is rotationally provided with a connecting rod 202, the top of the outer ring of the connecting rod 202 is provided with a second screw 203, the bottom of the connecting rod 202 is provided with a first sleeve ring 206, the front of the first sleeve 206 is penetrated with a second screw 207, the inner cavity of the first sleeve ring 206 is movably provided with a limiting rod 208, the inner cavity of the second sleeve 209 is fixedly provided with a second sleeve ring 209, and the front of the third sleeve 209 is movably provided with a third sleeve 209.

In this embodiment, the sliding rod 21 rotates to drive the first sliding plate 23 and the second sliding plate 25 to slide in the sliding groove, and the sliding plate is rotatably connected to the sliding rod 21 through the rotating rod, so that the distance between the two sliding plates is fixed, and therefore, when the first sliding plate 23 is driven by the sliding rod 21 to the middle part of the first sliding groove 12, the second sliding plate 25 is simultaneously driven to the middle part of the second sliding groove 13, and thus, when the sliding plate is at one end of the sliding groove, the extending distance of the sliding rod 21 is increased, and when the sliding plate is at the middle part, the extending distance of the sliding rod 21 is decreased, specifically referring to the archimedes ellipsograph, and thus, an ellipse can be drawn.

The first sliding groove 12 is perpendicular to the second sliding groove 13, the first sliding plate 23 slides in the first sliding groove 12, and the second sliding plate 25 slides in the second sliding groove 13.

In this embodiment, in order to stably and accurately draw an ellipse, the first slide plate 23 moves linearly in the first slide slot 12, the second slide plate 25 moves linearly in the second slide slot 13, and the distances between the first slide plate 23 and the second slide plate 25 are fixed, so that the distances are equal when the slide bar 21 rotates to two sides, and the ellipse is drawn relatively symmetrically.

The snap ring 205 rotates in the cavity of the snap ring groove 201, and the first screw 204 penetrates through the first screw hole 28 and is connected to the second screw hole 203 to fix the connecting rod 202 in the connecting rod groove 27.

In this embodiment, the structure may draw a circle in addition, that is, the first screw 204 rotates out of the inner cavities of the first screw hole 28 and the second screw hole 203, so that the connecting rod 202 and the L-shaped sleeve 26 lose the fixed connection, at this time, the connecting rod 202 may rotate in the inner cavity of the connecting rod groove 27, so that the connecting rod 202 does not fall out of the inner cavity of the connecting rod groove 27, and a snap ring 205 is fixedly arranged at the top of the connecting rod 202 for connecting the L-shaped sleeve 26, at this time, the circle may be drawn.

The first collar 206 is contracted by the second screw 207, the second collar 209 is contracted by the third screw 210, the stop lever 208 is moved in the inner cavity of the first collar 206 by contraction of the second screw 207, and screw heads of the three screws are all in a cross shape.

In this embodiment, in order to make the drawn graph more in line with the requirements of the user, the limiting rod 208 is configured to be movable in the inner cavity of the first collar 206, that is, when the graph with different sizes needs to be drawn, the second screw 207 can be turned, that is, when the second screw 207 loses the constraint of the first collar 206, the limiting rod 208 in the inner cavity of the first collar 206 is movable, and the distance between the limiting rod 208 and the supporting rod 16 is the radius of ellipse, so that the drawing limitation can be improved on the original basis, and the screw head is configured in a cross form for more convenient operation.

The stay bar 16 can be taken out from the inner cavity of the stay bar groove 15, the L-shaped sleeve 26 can be taken out from the outer ring of the slide bar 21, the edge of the cross slide block 11 is at a right angle of 90 degrees, and the number 14 is a number carved on the edge of the cross slide block 11.

In this embodiment, the stay bar 16 is taken out from the inner cavity of the stay bar slot 15, and the L-shaped sleeve 26 is taken out from the inner cavity of the slide bar 21, so that the device is a straight line, right angle and measuring tool, because the edge of the cross slide 11 is 90 degrees right angle, and the edge of the cross slide 11 has the score 14.

Working principle: the principle of the device refers to an archimedes ellipsograph, is essentially a tool capable of drawing ellipsographs, and makes some fine adjustments on the diversity of work energy, the stability of use and the limitation of drawing, namely, drawing straight lines, right angles and perfect circles are realized on the basis of the ellipsographs, drawing sizes can be greatly adjusted on the basis of limiting ellipsographs, in particular, a stay bar 16 is additionally arranged on the original basis of the device for reducing the occupied area of the device, a plurality of protruding nails 17 are arranged at the bottom of the stay bar 16, the principle can refer to a common compasses Shi Delou, in order to avoid damage of the protruding nails 17 to users to a certain extent, only a short part of protruding nails 17 protrudes, in order to compensate the stability of single protruding nails 17, a plurality of protruding nails 17 are arranged at the bottom of the stay bar 16, in order to realize multiple uses of a single tool, the first screw 204 is rotated out of the inner cavities of the first screw hole 28 and the second screw hole 203, so that the connecting rod 202 and the L-shaped sleeve 26 lose fixed connection, at the moment, the connecting rod 202 can rotate in the inner cavity of the connecting rod groove 27, thereby driving the drawing pen 211 to draw a circle, and through the special arrangement of the device, the edge of the cross slide block 11 is in a 90-degree right angle, and the edge of the cross slide block 11 is provided with the inscription 14, so that straight lines and right angles can be drawn, and when figures with different sizes are required to be drawn, the drawing can be realized by rotating the second screw 207, namely, when the second screw 207 loses constraint on the first sleeve 206, the limiting rod 208 in the inner cavity of the first sleeve 206 can move, and the distance between the limiting rod 208 and the supporting rod 16 is the radius of an ellipse, thereby changing the size of the ellipse.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

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. An elliptical plotter comprising a support structure (1) and a plotter structure (2), characterized in that: the drawing structure (2) is arranged in the inner cavity of the supporting structure (1) and extends to the periphery;

the supporting structure (1) comprises a cross slide block (11), a first sliding groove (12) and a second sliding groove (13) are formed in the top of the cross slide block (11), a notch (14) is formed in the side face of the cross slide block (11), a supporting rod groove (15) is formed in the bottom of the cross slide block (11), a supporting rod (16) is movably arranged in an inner cavity of the supporting rod groove (15), a plurality of protruding nails (17) are arranged at the bottom of the supporting rod (16), and the first sliding groove (12) is perpendicular to the second sliding groove (13).

2. An ellipsograph according to claim 1, wherein: the cross slide block (11) comprises a slide bar (21), one end of the slide bar (21) is rotationally connected with a first rotating rod (22), the bottom end of the first rotating rod (22) is rotationally connected with a first sliding plate (23), the middle end of the slide bar (21) is rotationally connected with a second rotating rod (24), the bottom end of the second rotating rod (24) is rotationally connected with a second sliding plate (25), the other end of the slide bar (21) is movably sleeved with an L-shaped sleeve (26), the bottom end of the L-shaped sleeve (26) is provided with a first connecting rod groove (27), the bottom of an outer ring of the L-shaped sleeve (26) is provided with a first screw hole (28), the bottom of the L-shaped sleeve (26) is provided with a first clamping ring groove (201), the inner cavity of the first connecting rod groove (27) is rotationally provided with a connecting rod (202), the top of the outer ring of the connecting rod (202) is provided with a second screw (203), the top of the connecting rod (202) is fixedly provided with a first screw (204), the bottom of the connecting rod (26) is provided with a second screw ring (206), the first screw (206) is provided with a second screw (206), one end of the limiting rod (208) is fixedly provided with a second lantern ring (209), a third screw (210) is arranged on the left side of the front surface of the second lantern ring (209) in a penetrating mode, and a painting brush (211) is movably arranged in an inner cavity of the second lantern ring (209).

3. An ellipsograph according to claim 2, wherein: the first sliding plate (23) slides in the first sliding groove (12), and the second sliding plate (25) slides in the second sliding groove (13).

4. An ellipsograph according to claim 2, wherein: the clamping ring (205) rotates in the inner cavity of the clamping ring groove (201), and the first screw (204) penetrates through the first screw hole (28) and is connected to the inner cavity of the second screw hole (203) to fix the connecting rod (202) in the connecting rod groove (27).

5. An ellipsograph according to claim 2, wherein: the first lantern ring (206) is contracted by the second screw (207), the second lantern ring (209) is contracted by the third screw (210), the limiting rod (208) moves in the inner cavity of the first lantern ring (206) through contraction of the second screw (207), and screw heads of the three screws are in a cross shape.

6. An elliptic plotter according to claim 2, characterized in that the L-shaped sleeve (26) is removable from the outer ring of the slide bar (21), the edge of the cross slide (11) is at a right angle of 90 degrees, and the score (14) is a number engraved on the edge of the cross slide (11).