CN208515249U - A kind of compasses convenient for storage - Google Patents
A kind of compasses convenient for storage Download PDFInfo
- Publication number
- CN208515249U CN208515249U CN201820548072.3U CN201820548072U CN208515249U CN 208515249 U CN208515249 U CN 208515249U CN 201820548072 U CN201820548072 U CN 201820548072U CN 208515249 U CN208515249 U CN 208515249U
- Authority
- CN
- China
- Prior art keywords
- support arm
- pencil
- protective case
- adjutage
- fixing bolt
- 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.)
- Expired - Fee Related
Links
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model discloses a kind of compasses convenient for storage, including adjutage fixing bolt, second support arm, shaft and limit spring, the bottom end of the second support arm is fixedly connected by adjutage fixing bolt and is provided with adjutage, the bottom end of the adjutage is provided with fixed block, the side of the fixed block is provided with pencil fixing bolt, the fixed block is internally provided with pencil, and the pencil is fixedly connected with fixed block by pencil fixing bolt, the top of the second support arm is provided with handle, the second support arm is connected with first support arm by shaft；Pass through the protection covering device of design; it avoids fixed pin bundle people and fixed pin is easy the problem of being damaged; when not in use; fixed pin is in the inside of protective case, and fixed pin will not touch manpower, eliminate security risk; there is the protection of protective case simultaneously; if compasses fall down ground, fixed pin will not be caused to damage, extend the service life of fixed pin.
Description
Technical field
The utility model belongs to technical field of stationery, and in particular to a kind of compasses convenient for storage.
Background technique
Compasses are the tools for drawing round or string, are usually used in construction with ruler and compasses in mathematics and drawing.Being made for compasses is logical
It is often metal, including two parts connection by a hinge, wherein can adjust.
Existing compasses in use, since fixed pin is sharp metal object, are accidentally easy for pricking
Hand, and if the fixed pins of compasses fall on the ground, by tip wear, that draw circle when be easy for shaking, make to draw poor quality,
If pencil is too short and when without other pencils simultaneously, round problem cannot be drawn, it is thus it is proposed that a kind of convenient for storage
Compasses.
Utility model content
The purpose of this utility model is to provide a kind of compasses convenient for storage, existing to solve to propose in above-mentioned background technique
Some compasses in use, since fixed pin is sharp metal object, are accidentally easy for pricking hand, and compasses
If fixed pin is fallen on the ground, by tip wear, that draw circle when be easy for shaking, make to draw poor quality, while if lead
Pen is too short and when without other pencils, cannot draw round problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of compasses convenient for storage, including extends
The bottom end of arm fixing bolt, second support arm, shaft and limit spring, the second support arm connects by the way that adjutage fixing bolt is fixed
It connects and is provided with adjutage, the bottom end of the adjutage is provided with fixed block, and the side of the fixed block is provided with the fixed spiral shell of pencil
Bolt, the fixed block is internally provided with pencil, and the pencil is fixedly connected with fixed block by pencil fixing bolt,
The top of the second support arm is provided with handle, and the second support arm is connected with first support arm by shaft, and described first
The side of support arm is provided with protective case fixing bolt, and fixed pin, the bottom of the first support arm is arranged in the bottom end of the first support arm
End is connected with protective case by limit spring, and the fixed pin is in the inside of protective case, the side of the protective case
It is provided with pothole, the pothole is internally provided with screw thread.
Preferably, the protective case is a hollow cylindrical structure, and the bottom end of the protective case is provided with rubber
Pad.
Preferably, the surface of the handle is provided with the dot of protrusion.
Preferably, the surface of the first support arm, second support arm and adjutage is provided with polyethylene layer.
Preferably, rubber sleeve is arranged in the external of the pencil fixing bolt.
Compared with prior art, the utility model has the beneficial effects that
(1) it by the protection covering device of design, avoids fixed pin bundle people and fixed pin is easy the problem of being damaged,
When not in use, fixed pin is in the inside of protective case, and fixed pin will not touch manpower, eliminates security risk, while having
The protection of protective case will not cause to damage, extend the service life of fixed pin if compasses fall down ground to fixed pin.
(2) it by the extension arm assembly of design, if it is too short and when without other pencils to avoid pencil, cannot draw
Round problem when pencil is too short, does not need replacement pencil, it is only necessary to which picture circle can be continued by extending adjutage, and step is very
It is simple, it is very convenient, will not influence the quality of study.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the protective cover structure diagram of the utility model；
Fig. 3 is the protective case structure connection diagram of the utility model；
Fig. 4 is the second support arm structural schematic diagram of the utility model；
In figure: 1- pencil, 2- pencil fixing bolt, 3- fixed block, 4- adjutage, 5- adjutage fixing bolt, 6- second
The fixed spiral shell of support arm, 7- handle, 8- shaft, 9- first support arm, 10- protective case, 11- fixed pin, 12- limit spring, 13- protective case
Bolt, 14- pothole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 4 is please referred to, the utility model provides a kind of technical solution: a kind of compasses convenient for storage, including extend
The bottom end of arm fixing bolt 5, second support arm 6, shaft 8 and limit spring 12, second support arm 6 is solid by adjutage fixing bolt 5
Surely it is connected with adjutage 4, the bottom end of adjutage 4 is provided with fixed block 3, and the side of fixed block 3 is provided with the fixed spiral shell of pencil
Bolt 2, fixed block 3 is internally provided with pencil 1, and pencil 1 is fixedly connected with fixed block 3 by pencil fixing bolt 2, the
The top of two support arms 6 is provided with handle 7, and second support arm 6 is connected with first support arm 9, the side of first support arm 9 by shaft 8
Face is provided with protective case fixing bolt 13, and fixed pin 11 is arranged in the bottom end of first support arm 9, and the bottom end of first support arm 9 passes through limit
Spring 12 is connected with protective case 10, and fixed pin 11 is in the inside of protective case 10, and the side of protective case 10 is provided with recessed
Hole 14, pothole 14 are internally provided with screw thread.
For the ease of protecting fixed pin 11, in the present embodiment, it is preferred that protective case 10 is a hollow cylindrical body knot
Structure, and the bottom end of protective case 10 is provided with rubber pad.
For the ease of holding handle 7, in the present embodiment, it is preferred that the surface of handle 7 is provided with the dot of protrusion.
For the ease of extending the service life of compasses, in the present embodiment, it is preferred that: first support arm 9, second support arm 6 and prolong
The surface of semi-girder 4 is provided with polyethylene layer.
For the ease of fixing pencil 1, in the present embodiment, it is preferred that the outside of pencil fixing bolt 2 is provided with rubber
Set.
The working principle and process for using of the utility model: after the device is installed, compasses when not in use, protective case
10 under the action of limit spring 12, and fixed pin 11 is wrapped up, and manpower will not touch fixed pin 11, protect hand, together
When also prevent fixed pin 11 and be damaged, when using compasses, protective case 10 is moved up first, is fixed by protective case
Bolt 13 is screwed in the inside of the pothole 14 of 10 side of protective case, and protective case 10 is fixed, and exposes fixed pin 11, so that it may
Use, when pencil 1 is too short, when compasses being caused not to be available, adjutage fixing bolt 5 is rotated first by adjutage 4
It pulls out, then in rotation adjutage fixing bolt 5, adjutage 4 is fixed, so that it may reach the mesh for extending second support arm 6
, picture circle can be continued.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of compasses convenient for storage, including adjutage fixing bolt (5), second support arm (6), shaft (8) and limit spring
(12), it is characterised in that: the bottom end of the second support arm (6) is fixedly connected by adjutage fixing bolt (5) and is provided with extension
The bottom end of arm (4), the adjutage (4) is provided with fixed block (3), and the side of the fixed block (3) is provided with the fixed spiral shell of pencil
Bolt (2), the fixed block (3) are internally provided with pencil (1), and the pencil (1) and fixed block (3) pass through the fixed spiral shell of pencil
Bolt (2) is fixedly connected, and the top of the second support arm (6) is provided with handle (7), and the second support arm (6) passes through shaft
(8) it being connected with first support arm (9), the side of the first support arm (9) is provided with protective case fixing bolt (13), and described
Fixed pin (11) are arranged in the bottom end of one support arm (9), and the bottom end of the first support arm (9) is connected with by limit spring (12)
Protective case (10), and the fixed pin (11) is in the inside of protective case (10), the side of the protective case (10) is provided with recessed
Hole (14), the pothole (14) are internally provided with screw thread.
2. a kind of compasses convenient for storage according to claim 1, it is characterised in that: the protective case (10) is in one
Empty cylindrical structure, and the bottom end of the protective case (10) is provided with rubber pad.
3. a kind of compasses convenient for storage according to claim 1, it is characterised in that: the surface of the handle (7) is arranged
There is the dot of protrusion.
4. a kind of compasses convenient for storage according to claim 1, it is characterised in that: the first support arm (9), second
The surface of arm (6) and adjutage (4) is provided with polyethylene layer.
5. a kind of compasses convenient for storage according to claim 1, it is characterised in that: the pencil fixing bolt (2)
Outside setting rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548072.3U CN208515249U (en) | 2018-04-18 | 2018-04-18 | A kind of compasses convenient for storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548072.3U CN208515249U (en) | 2018-04-18 | 2018-04-18 | A kind of compasses convenient for storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208515249U true CN208515249U (en) | 2019-02-19 |
Family
ID=65342172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820548072.3U Expired - Fee Related CN208515249U (en) | 2018-04-18 | 2018-04-18 | A kind of compasses convenient for storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208515249U (en) |
-
2018
- 2018-04-18 CN CN201820548072.3U patent/CN208515249U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208515249U (en) | A kind of compasses convenient for storage | |
| CN201068012Y (en) | Telescopic pen | |
| CN201970666U (en) | Multifunctional water-based pen | |
| CN209999950U (en) | multifunctional card-coating pen for examination | |
| CN208558724U (en) | A kind of Novel sign pen | |
| CN219600768U (en) | Magnetic pen | |
| CN205890309U (en) | Pen of removable nib | |
| CN207825786U (en) | A kind of drawing tool of pen and compasses dual-purpose type | |
| CN201784342U (en) | Multipurpose compasses | |
| CN219277093U (en) | Compass for geometric teaching | |
| CN203142135U (en) | Pencil with pencil sharpener | |
| CN210821566U (en) | Automatic screwing-out eraser | |
| CN216268347U (en) | Writing pen with anti-falling mechanism | |
| CN204861672U (en) | Portable accounting educational aid box | |
| CN210109192U (en) | Lightning protection circuit testing arrangement | |
| CN204820741U (en) | Prevent falling a file | |
| CN204819011U (en) | Angle adjusting device of wall polisher | |
| CN214928477U (en) | Ball-point pen | |
| CN211106621U (en) | Eraser | |
| CN213501546U (en) | Multifunctional pencil | |
| CN214564151U (en) | Internet education is with show flat board convenient to carry teaching tool | |
| CN217969039U (en) | High-protection ball pen | |
| CN106976335A (en) | Telescopic brush pen | |
| CN220700768U (en) | High ware of holding of security | |
| CN220429716U (en) | Finger writing brush with shrink storage function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20200418 |