CN211416764U

CN211416764U - Compasses

Info

Publication number: CN211416764U
Application number: CN201921903826.3U
Authority: CN
Inventors: 彭裕苑; 钟钧羽
Original assignee: Shenzhen High School of Science
Current assignee: Shenzhen High School of Science
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-09-04
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a compasses, which comprises a hand-held component, a balance component and an adjusting component, wherein the stabilizing component comprises two moving rods and a fixed rod, and the two moving rods are respectively rotatably connected with the same end of the fixed rod; the adjusting component comprises two first connecting rods, two second connecting rods, a first sleeve ring and a second sleeve ring, the two ends of each first connecting rod are respectively connected with the corresponding moving rod and the corresponding first sleeve ring in a rotatable mode, the two ends of each second connecting rod are respectively connected with the corresponding first connecting rod and the corresponding second sleeve ring in a rotatable mode, and the first sleeve ring and the second sleeve ring are sequentially sleeved outside the corresponding fixed rod. The utility model provides a pair of compasses moves the pole through setting up two, makes two operation of moving the pole synchronous through adjusting part simultaneously, has solved the relatively poor problem of stability in the compasses use.

Description

Compasses

Technical Field

The utility model relates to a daily life field, concretely relates to compasses.

Background

Compasses are a tool used for drawing circles or arcs in daily study and life, and generally comprise two parts connected by a hinge. However, in the traditional compasses, one end (namely the circle center) with a needle is often easy to move in the circle drawing process, and the distance between two feet (namely the radius) is easy to change by applying a little force in the circle drawing process, so that great inconvenience is brought to the circle drawing process.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a compasses has solved the relatively poor problem of stability in the compasses use.

The purpose of the utility model is realized by adopting the following technical scheme:

a compass is provided that includes a hand-held assembly, a stabilizing assembly, and an adjustment assembly. The handheld assembly comprises a handle, a top seat and a connecting shaft; the stabilizing assembly comprises two moving rods and a fixed rod, the two moving rods are respectively and rotatably connected with the same end of the fixed rod through a connecting shaft, the connecting shaft is positioned in the top seat, and the fixed rod is fixedly connected with the top seat; adjusting part is used for adjusting two move the pole for the turned angle who decides the pole, and make two move the pole for the turned angle who decides the pole keeps the same, including two head rods, two second connecting rods, the first lantern ring and the second lantern ring, the one end of head rod with move pole rotatable coupling, the other end and the first lantern ring rotatable coupling of a connecting rod, the one end and the head rod rotatable coupling of second connecting rod, the one end of second connecting rod in addition with second lantern ring rotatable coupling, first lantern ring and second lantern ring overlap in proper order outside locating the pole.

The utility model discloses an among the compasses, the one end that is close to handheld subassembly on the pole is decided to first lantern ring cover, and the one end of keeping away from handheld subassembly on the pole is decided to second lantern ring cover, and the radial lantern ring fastener and the first through-hole that are equipped with of second lantern ring, and lantern ring fastener passes first through-hole supports with deciding the pole and leans on.

The utility model discloses an in the compasses, the one end of deciding the pole and keeping away from handheld subassembly is equipped with second through-hole, anti-skidding piece and anti-skidding fastener, and anti-skidding fastener passes the second through-hole and supports with anti-skidding piece and lean on.

The utility model discloses an in the compasses, move the pole and keep away from the one end of handheld subassembly and be equipped with holder, drawing fastener and drawing piece, the holder is located and moves one side of pole back to the dead lever, and the drawing piece is located the holder, and the radial third through-hole that is equipped with of holder, drawing fastener pass the third through-hole and the drawing piece supports and lean on.

The utility model discloses an in the compasses, move the pole and still be equipped with first recess and first pivot, first recess is located the pole and moves one side of facing the fixed rod, and first pivot is located the one end of keeping away from the drawing piece in the first recess, the shape and the size of first recess and the shape and the size looks adaptation of head rod and second connecting rod.

The utility model discloses an among the compasses, the head rod is equipped with first shaft hole, third shaft hole, second recess and second pivot, the shape and the size looks adaptation of the shape and the size in first shaft hole and first pivot, the shape and the size of second recess and the shape and the size looks adaptation of second connecting rod.

The utility model discloses an in the compasses, the second connecting rod is equipped with third shaft hole and fourth shaft hole, the shape and the size in third shaft hole and the shape and the size looks adaptation of second pivot.

The utility model discloses an among the compasses, first lantern ring is equipped with third pivot, first trepanning and third recess, and the third pivot is located the third recess, and the shape and the size of third pivot and third shaft hole and size looks adaptation, the shape and the size of first trepanning and the shape and the size looks adaptation of deciding the pole.

The utility model discloses an in the compasses, the second lantern ring still is equipped with fourth pivot, second trepanning and fourth recess, and the fourth pivot is located the fourth recess, the shape and the size of fourth pivot and the shape and the size looks adaptation in fourth shaft hole, the shape and the size of second trepanning and the shape and the size looks adaptation of deciding the pole.

In the compasses of the utility model, the handle, the lantern ring fastener, the anti-slip fastener and the drawing fastener are all provided with anti-slip lines.

Compared with the prior art, the beneficial effects of the application lie in that:

the utility model provides a pair of compasses, including stabilizing assembly and adjusting part, stabilizing assembly includes that two move pole and a fixed rod, move all adjustable length of the mounting that is equipped with on the pole on drawing piece that is equipped with and the fixed rod to make the compasses unnecessary slope and lead to poor stability in the use, adjusting assembly is connected with moving pole and fixed rod simultaneously, through adjusting part's project organization, make the expansion angle of two move poles remain unanimous and can lock the fastening throughout and decide, further increase the utility model discloses a stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural view of a pair of compasses provided by the present invention;

FIG. 2 is an exploded view of a compass according to the present invention;

FIG. 3 is a schematic view of the hand-held device of FIG. 1

FIG. 4 is a schematic structural view of the stabilizing assembly of FIG. 1;

FIG. 5 is a schematic view of the structure of the moving rod of FIG. 2;

FIG. 6 is a schematic structural diagram of the first connecting rod in FIG. 1;

FIG. 7 is a schematic structural view of the second connecting rod of FIG. 1;

FIG. 8 is a schematic view of the first collar of FIG. 1;

fig. 9 is a schematic structural view of the second collar in fig. 1.

Description of reference numerals:

10. a handheld assembly; 11. a handle; 12. a top seat; 13. a connecting shaft;

20. a stabilizing assembly; 21. a moving bar; 211. drawing fasteners; 212. a clamping member; 2121. a third through hole; 213. drawing a picture; 214. a first groove; 215. a first rotating shaft; 22. fixing a rod; 221. an anti-slip fastener; 222. an anti-slip member; 223. a first through hole;

30. an adjustment assembly; 31. a first connecting rod; 311. a first shaft hole; 312. a third shaft hole; 313. a second groove; 314. a second rotating shaft; 32. a second connecting rod; 321. a second shaft hole; 322. a fourth shaft hole; 33. a first collar; 331. a first trepan boring; 332. a third groove; 333. a third rotating shaft; 34. a second collar; 341. a second trepan boring; 342. a fourth groove; 343. a fourth rotating shaft; 344. a collar fastener; 345. a second via.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1-3, the present invention provides a compass, which comprises a handheld assembly 10, a stabilizing assembly 20 and an adjusting assembly 30. The handheld assembly 10 comprises a handle 11, a top seat 12 and a connecting shaft 13, wherein the handle 11 is connected with the top seat 12, and the top seat 12 is fixedly connected with the connecting shaft 13; the stabilizing assembly 20 comprises two moving rods 21 and a fixed rod 22, the two moving rods 21 are respectively rotatably connected with the same end of the fixed rod 22 through a connecting shaft 13, the two moving rods 21 are respectively positioned at two sides of the fixed rod 22, the connecting ends of the two moving rods 21 and the fixed rod 22 are positioned in the top seat 12, and the fixed rod 22 is fixedly connected with the top seat 12; the adjusting assembly 30 includes two first connecting rods 31, two second connecting rods 32, a first sleeve ring 33 and a second sleeve ring 34, two ends of the first connecting rods 31 are rotatably connected with the moving rods 21 and the first sleeve ring 33, two ends of the second connecting rods 32 are rotatably connected with the first connecting rods 31 and the second sleeve ring 34, and the first sleeve ring 33 and the second sleeve ring 34 are sequentially sleeved outside the fixed rods 22.

Specifically, referring to fig. 1 and fig. 2, the first collar 33 is sleeved on an end of the fixing rod 22 close to the handheld component 10, the second collar 34 is sleeved on an end of the fixing rod 22 far from the handheld component 10, a collar fastener 344 and a first through hole 345 are radially disposed on the second collar 34, and the collar fastener 344 is abutted to the fixing rod 22 through the first through hole 345.

After the technical scheme is adopted, compare with traditional two foot compasses, the design of two move pole 21, when making use the compasses in this embodiment, needn't incline the compasses and draw circularly, the stability of compasses has been increased, the structural design of regulating assembly 30 simultaneously, through the mutual restriction of various connecting rods and lantern rings, move the rotation action of pole 21 with one, move the pole 21 in step to another, make two move the pole 21 and decide the angle of pole 22 and remain the unanimity throughout, can lock second lantern ring 34 through lantern ring fastener 344 simultaneously, the fixed opening angle of moving the pole 21, so not only conveniently adjust and move the pole 21 in order to be applicable to different drawing requirements, and further increased the stability of compasses.

In an alternative embodiment, referring to fig. 3, a second through hole 223, an anti-slip member 222 and an anti-slip fastener 221 are radially disposed at an end of the fixed rod 22 away from the handheld assembly 10, and the anti-slip fastener 221 passes through the second through hole 223 and abuts against the anti-slip member 222.

Specifically, the anti-slip member 222 includes a steel needle and a steel needle clamping portion for stabilizing the fixed bar 22 as a fixing point for drawing when the compass is used. The steel needle can be fixed through the anti-slip fastener 221, and the length of the steel needle extending out of the steel needle clamping part can be adjusted.

In an alternative embodiment, referring to fig. 5, an end of the moving rod 21 away from the handheld component 10 is provided with a clamping member 212, a drawing fastener 211 and a drawing member 213, the clamping member 212 is located on a side of the moving rod 21 facing away from the fixed rod 22, the drawing member 213 is located in the clamping member 212, a third through hole 2121 is radially provided in the clamping member 212, and the drawing fastener 211 passes through the third through hole 2121 and abuts against the drawing member 213.

Specifically, the clamping member 212 is fixedly connected with the moving rod 21, but the length of the drawing member 213 extending out of the clamping member 212 can be adjusted, and the drawing member 213 can be locked and fixed by using the drawing fastener 211 after the length of the drawing member 213 extending out of the clamping member 212 reaches a suitable length. In another alternative embodiment, the clamping member 212 is slidably connected to the moving rod 21, and the clamping member 212 can slide along the length of the moving rod 21.

After the technical scheme is adopted, the extending length of the anti-slip piece 222 relative to the fixed rod 22 and the extending length of the drawing piece 213 relative to the moving rod 21 can be adjusted, and the length of the anti-slip piece 222 and/or the length of the drawing piece 213 are adjusted according to the opening angle of the moving rod 21 relative to the fixed rod 22, so that the end points of the anti-slip piece 222 and the two drawing pieces 213 facing the drawing plane are always on the same straight line, the compasses can draw a complete circle without inclining, and the stability of the compasses is stronger.

In an alternative embodiment, referring to fig. 6, the moving rod 21 is further provided with a first groove 214 and a first rotating shaft 215, the first groove 214 is located on one side of the moving rod 21 facing the fixed rod 22, the first rotating shaft 215 is located at one end of the first groove 214 far away from the drawing element 213, and the shape and size of the first groove 214 are matched with those of the first connecting rod 31 and the second connecting rod 32.

Specifically, the first groove 214 is used to accommodate the first connecting rod 31 and the second connecting rod 32 when the moving rod 21 rotates relative to the stationary rod 22.

In an alternative embodiment, referring to fig. 6, the first connecting rod 31 has a first shaft hole 311, a third shaft hole 312, a second groove 313 and a second rotating shaft 314, the shape and size of the first shaft hole 311 are matched with the shape and size of the first rotating shaft 215, and the shape and size of the second groove 313 are matched with the shape and size of the second connecting rod 32.

Specifically, the second groove 313 is used to accommodate the second connecting rod 32 when the moving rod 21 rotates relative to the fixed rod 22.

In an alternative embodiment, referring to fig. 7, the second connecting rod 32 is provided with a second shaft hole 321 and a fourth shaft hole 322, and the shape and size of the second shaft hole 321 are matched with the shape and size of the second rotating shaft 314.

In an alternative embodiment, referring to fig. 8, the first collar 33 has a third rotating shaft 333, a first sleeve hole 331 and a third groove 332, the third rotating shaft 333 is located in the third groove 332, the shape and size of the third rotating shaft 333 are matched with the shape and size of the third shaft hole 312, and the shape and size of the first sleeve hole 331 are matched with the shape and size of the fixed rod 22.

In an alternative embodiment, referring to fig. 9, the second collar 34 further has a fourth rotating shaft 343, a second sleeve hole 341 and a fourth groove 342, the fourth rotating shaft 343 is located in the fourth groove 342, the shape and size of the fourth rotating shaft 343 are matched with the shape and size of the fourth shaft hole 322, and the shape and size of the second sleeve hole 341 are matched with the shape and size of the fixed rod 22.

In an alternative embodiment, the shape and size of the third recess 332 and the shape and size of the fourth recess 342 are adapted to the shape and size of the moving rod 21, which allows the moving rod 21 and the stationary rod 22 to abut closer together, resulting in a more compact fit of the stabilizing assembly 20 and the adjusting assembly 30. In another alternative embodiment, the shape and size of the ends of the first collar 33 where the third rotation axis 333 is provided and the shape and size of the ends of the second collar 34 where the fourth rotation axis 343 is provided are adapted to the first groove 214

Specifically, both ends of the first connecting rod 31 and the second connecting rod 32 are both in a semi-circular arc shape, and the first connecting rod 31 and the second connecting rod 32 are more smooth in the rotating process.

After the technical scheme more than adopting, not only make the utility model provides an adjusting part 30 in the compasses's overall structure is more clear, and the cooperation between each spare part is more smooth and easy, inseparable, when guaranteeing the normal work of stabilizing the subassembly 20 in the compasses, further increases the stability of compasses to can satisfy more drawing demands.

In an alternative embodiment, the handle 11, the collar fastener 344, the anti-slip fastener 221 and the drawing fastener 211 are provided with anti-slip threads, so that the friction between the fingers of a user and the handle 11, the collar fastener 344, the anti-slip fastener 221 and the drawing fastener 211 is larger when the compasses are used, and the fixed rod 22 and the moving rod 21 can be adjusted more conveniently.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a compasses, includes handheld subassembly, handheld subassembly includes handle, footstock and connecting axle, its characterized in that, compasses still include:

the stabilizing assembly comprises two moving rods and a fixed rod, the two moving rods are respectively and rotatably connected with the same end of the fixed rod through the connecting shaft, the two moving rods are positioned on two sides of the fixed rod, the connecting shaft is positioned in the top seat, and the fixed rod is fixedly connected with the top seat;

the adjusting part is used for adjusting two move the pole for the turned angle of deciding the pole, and make two move the pole for the turned angle of deciding the pole keeps the same, including two head rods, two second connecting rods, the first lantern ring and the second lantern ring, the one end of head rod with move pole rotatable coupling, the other end of head rod with first lantern ring rotatable coupling, the one end of second connecting rod with head rod rotatable coupling, the other end of second connecting rod with second lantern ring rotatable coupling, the first lantern ring with the second lantern ring overlaps in proper order and locates outside the pole.

2. The compass of claim 1, wherein the first sleeve is sleeved on the stationary bar at an end close to the hand-held member, the second sleeve is sleeved on the stationary bar at an end far from the hand-held member, and the second sleeve is provided with a sleeve fastener and a first through hole in a radial direction, the sleeve fastener passes through the first through hole to abut against the stationary bar.

3. The compass of claim 1, wherein a second through hole, an anti-slip member and an anti-slip fastener are radially formed at an end of the fixed rod away from the handheld assembly, and the anti-slip fastener passes through the second through hole and abuts against the anti-slip member.

4. The compasses of claim 1 wherein the end of the moving rod remote from the hand held assembly is provided with a clamping member, a drawing fastener and a drawing member, the clamping member is located on the side of the moving rod facing away from the stationary rod, the drawing member is located in the clamping member, the clamping member is radially provided with a third through hole, and the drawing fastener passes through the third through hole and abuts against the drawing member.

5. The compasses of claim 4 wherein said moving rod is further provided with a first notch and a first pivot, said first notch being located on a side of said moving rod facing said fixed rod, said first pivot being located at an end of said first notch remote from said drawing member, said first notch having a shape and size compatible with the shape and size of said first connecting rod and said second connecting rod; the first connecting rod is provided with a first shaft hole, and the shape and the size of the first shaft hole are matched with those of the first rotating shaft.

6. The compass of claim 5, wherein the first connecting rod is further provided with a second groove and a second rotating shaft, the second rotating shaft is located in the second groove, and the shape and size of the second groove are matched with the shape and size of the second connecting rod.

7. The compass of claim 6, wherein the second connecting rod is provided with a third axle hole, and the shape and size of the third axle hole are matched with the shape and size of the second rotating shaft.

8. The compass of claim 7, wherein the first connecting rod further has a third shaft hole, the first collar has a third shaft, a first sleeve hole and a third groove, the third shaft is located in the third groove, the third shaft has a shape and a size matching the shape and the size of the third shaft hole, and the first sleeve hole has a shape and a size matching the shape and the size of the fixed rod.

9. The compass of claim 8, wherein the second connecting rod further has a fourth shaft hole, the second collar further has a fourth shaft, a second sleeve hole and a fourth groove, the fourth shaft is located in the fourth groove, the shape and size of the fourth shaft hole are matched with those of the fourth shaft hole, and the shape and size of the second sleeve hole are matched with those of the fixed rod.

10. The compass of claim 1, wherein the handle is provided with anti-slip threads.