CN102452261A - Adjustable compasses - Google Patents
Adjustable compasses Download PDFInfo
- Publication number
- CN102452261A CN102452261A CN2010105123828A CN201010512382A CN102452261A CN 102452261 A CN102452261 A CN 102452261A CN 2010105123828 A CN2010105123828 A CN 2010105123828A CN 201010512382 A CN201010512382 A CN 201010512382A CN 102452261 A CN102452261 A CN 102452261A
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- CN
- China
- Prior art keywords
- pin
- compasses
- lead pin
- plumbous
- plumbous pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Abstract
The invention discloses adjustable compasses, and belongs to a drawing apparatus. The invention overcomes the technical defects that a complete set of compasses are required to be arranged, the length of two pins of the compasses cannot changed at any time as required and the compasses are inconvenient to carry. The adjustable compasses comprise a compass head, a needle pin and a lead pin; the needle pin and the lead pin are hinged to the compass head; the compass head is provided with a handle; the tail end of the lead pin is provided with a painting brush device; the tail end of the needle pin is provided with a positioning needle; the lead pin is split and is divided into a fixed lead pin and a telescopic lead pin; the fixed lead pin is provided with a lug boss; a screw hole is formed on the lug boss; the fixed lead pin has a cavity; one part of the telescopic lead pin is sleeved in the fixed lead pin and is fixed through a fixing screw; and the needle pin has a split structure. The adjustable compasses are mainly used for drawing and teaching.
Description
Technical field
The invention belongs to a kind of drawing instrument, specifically, relate to a kind of adjustable compasses.
Background technology
Now, no matter be teaching or draw employed compasses that the length of its two pin is all fixed, according to the needs of the size of drawing, teaching with draw in often be equipped with the different big or small several compasses of a cover as required.Like this, carry very inconvenience.Sometimes lost wherein one, remaining remainder just can not satisfy the needs of drawing, and it is new often need to repurchase a cover, has caused unnecessary waste.At present, also there are not a kind of compasses that can either be convenient for carrying and can change its two pin length at any time as required.
Summary of the invention
The objective of the invention is to solve the complete outfit of compasses needs that exists in the prior art, can not change the length of its two pin as required at any time, the technological deficiency of being inconvenient to carry for a kind of adjustable compasses are provided.
The present invention adopts following technical scheme to realize: a kind of adjustable compasses, comprise compasses head, stitch and plumbous pin, and stitch and plumbous pin are articulated in compasses head; Compasses head is provided with handle, and the end of plumbous pin is provided with paintbrush device, and the end of stitch is provided with pilot pin; Said plumbous pin is split type, is divided into fixing plumbous pin and flexible plumbous pin, and fixing plumbous pin is provided with boss; Boss is provided with screw; Fixing plumbous pin inside is cavity-like, and the part of flexible plumbous pin is sleeved in the fixing plumbous pin, and fixes through hold-down screw.
Said fixing plumbous pin preferably is U property with the cross section of flexible plumbous pin; Said stitch also can be for split type.
Compared with prior art, the invention has the beneficial effects as follows: adjustable compasses do not need complete outfit, and compasses just can change the length of its two pin at any time to satisfy the needs that different occasions are drawn, and are convenient for carrying.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the enlarged drawing of the A-A profile of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
A kind of adjustable compasses comprise compasses head 5, stitch and plumbous pin, and stitch and plumbous pin are connected to compasses head 5; Compasses head 5 is provided with handle 6; Plumbous pin is divided into fixing plumbous pin 4 and flexible plumbous pin 1, and fixing plumbous pin 4 is provided with boss 3, and boss 3 is provided with screw and hold-down screw 2;
The cross section of fixing plumbous pin and flexible plumbous pin is U property; Stitch is divided into fixedly stitch 7 and flexible stitch 9, fixes through screw 8.
Claims (3)
1. adjustable compasses comprise compasses head, stitch and plumbous pin, and stitch and plumbous pin are articulated in compasses head, and compasses head is provided with handle; The end of plumbous pin is provided with paintbrush device, and the end of stitch is provided with pilot pin, it is characterized in that: said plumbous pin is split type; Be divided into fixing plumbous pin and flexible plumbous pin, fixing plumbous pin is provided with boss, and boss is provided with screw; Fixing plumbous pin inside is cavity-like, and the part of flexible plumbous pin is sleeved in the fixing plumbous pin, and fixes through hold-down screw.
2. adjustable compasses according to claim 1 is characterized in that: said fixing plumbous pin is U property with the cross section of flexible plumbous pin.
3. adjustable compasses according to claim 1 is characterized in that: said stitch is split type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105123828A CN102452261A (en) | 2010-10-18 | 2010-10-18 | Adjustable compasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105123828A CN102452261A (en) | 2010-10-18 | 2010-10-18 | Adjustable compasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102452261A true CN102452261A (en) | 2012-05-16 |
Family
ID=46036113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105123828A Pending CN102452261A (en) | 2010-10-18 | 2010-10-18 | Adjustable compasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102452261A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415939A (en) * | 2015-12-11 | 2016-03-23 | 苏州市启扬商贸有限公司 | Compasses with long leg and short leg |
| CN105479988A (en) * | 2015-12-11 | 2016-04-13 | 苏州市启扬商贸有限公司 | Three-legged compasses |
| CN105479985A (en) * | 2015-12-11 | 2016-04-13 | 苏州市启扬商贸有限公司 | Telescoping compasses |
-
2010
- 2010-10-18 CN CN2010105123828A patent/CN102452261A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415939A (en) * | 2015-12-11 | 2016-03-23 | 苏州市启扬商贸有限公司 | Compasses with long leg and short leg |
| CN105479988A (en) * | 2015-12-11 | 2016-04-13 | 苏州市启扬商贸有限公司 | Three-legged compasses |
| CN105479985A (en) * | 2015-12-11 | 2016-04-13 | 苏州市启扬商贸有限公司 | Telescoping compasses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120516 |