CN211617227U

CN211617227U - Multifunctional ruler

Info

Publication number: CN211617227U
Application number: CN201922086604.3U
Authority: CN
Inventors: 曹云; 江睿妍
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-10-02
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a multifunctional ruler, which comprises a main ruler and a circle drawing ruler, wherein the circle drawing ruler is rotatably connected with the main ruler through a connecting block; the circle drawing ruler comprises a shell arranged on the outer side of the main ruler, a sliding ruler fixed in the shell through a flat spiral spring, and a locking block arranged on the shell and used for braking the sliding ruler; one end of the sliding ruler, which is positioned outside the shell, is provided with a pull block, and the pull block is provided with a through hole. The utility model provides a pair of multifunctional ruler has solved the problem of ruler function singleness among the daily life, and this design has very strong practicality and extensive suitability.

Description

Multifunctional ruler

Technical Field

The utility model relates to a teaching aid technical field, concretely relates to multifunctional ruler.

Background

A ruler is a commonly used school article. Scales are usually marked on the straightedge and can be used for measuring the length and assisting in drawing straight lines. However, when other drawing functions are required, the simple ruler cannot meet the requirements of people, especially in the aspect of engineering drawing. People usually need to buy a plurality of tools, and the tools are inconvenient to carry, so that a multifunctional ruler is urgently needed.

Disclosure of Invention

The purpose of the invention is as follows: the utility model aims to provide a multifunctional ruler aiming at the defects of the prior art to overcome the defect of single function of the ruler in the prior art.

The technical scheme is as follows: the utility model relates to a multifunctional ruler, which comprises a main ruler and a circle drawing ruler, wherein the circle drawing ruler is rotatably connected with the main ruler through a connecting block; the circle drawing ruler comprises a shell arranged on the outer side of the main ruler, a sliding ruler fixed in the shell through a flat spiral spring, and a locking block arranged on the shell and used for braking the sliding ruler; one end of the sliding ruler, which is positioned outside the shell, is provided with a pull block, and the pull block is provided with a through hole.

Preferably, the connecting block is rotatably connected with the main scale through a fixing buckle.

Preferably, a timer is arranged on the main scale.

Preferably, a set button, a mode button, an up/down button and a start/end button are provided on the timer.

Preferably, the main ruler is provided with a drawing template area.

Preferably, a protractor is arranged on the main ruler.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of multifunctional ruler has solved the problem of ruler function singleness among the daily life, and this design has very strong practicality and extensive suitability.

Drawings

Fig. 1 is a structural diagram of an embodiment of the present invention.

In the attached drawings, 1-a main ruler, 2-a drawing template area, 3-a protractor, 4-a timer, 5-a setting button, 6-a mode button, 7-an up/down button, 8-a start/end button, 9-a fixing buckle, 10-a connecting block, 11-a locking block, 12-a shell, 13-a pulling block and 14-a sliding ruler.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the specific embodiments and the attached drawings, but the scope of the present invention is not limited to the embodiments.

Examples

The utility model provides a multifunctional ruler, refer to fig. 1, include main scale 1 and draw the circle chi, draw the circle chi including arranging the shell 12 in the main scale 1 outside in, the inside of shell 12 is fixed with slide 14 through flat spiral spring, and be equipped with locking piece 11 on shell 12, in order to brake slide 14, shell 12 is fixed in the one end of connecting block 10, the other end of connecting block 10 is through fixed knot 9 and main scale 1 rotatable coupling, slide 14 is located the outside one end of shell 12 and is equipped with pull block 13, when using from this, adjust locking piece 11 with pulling pull block 13, slide 14 is together pulled out promptly, adjust the length of locking piece 11 with fixed slide 14 once more, and be equipped with the through-hole on the pull block 13 can draw the circle of arbitrary size behind the refill entering in the through-hole.

Further, a timer 4 is arranged on the main scale 1, a display screen, a setting button 5, a mode button 6, an up/down button 7 and a start/end button 8 are arranged on the timer 4, and when the electronic device is used, the electronic device is started by simultaneously pressing the setting button 5 and the start/end button 7; when the timing time needs to be set, the timing function is selected by pressing the mode button 6, the timing is set by pressing the setting button 5, at the moment, the number on the display screen of the timer 4 starts to jump, the time needed to be set is adjusted by the up/down button 7, and the time is confirmed by pressing the setting button 5 after the setting is finished. Timer 4 may set mute via mode button 6.

Furthermore, a drawing template area 2, such as a template with a circular, triangular or polygonal structure, is arranged on the main ruler 1; the main ruler 1 is also provided with a protractor 3.

The problem of ruler function singleness among the daily life has been solved to this embodiment, and this design has very strong practicality and extensive suitability.

As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A multifunctional straight ruler is characterized by comprising a main ruler and a circle drawing ruler, wherein the circle drawing ruler is rotatably connected with the main ruler through a connecting block; the circle drawing ruler comprises a shell arranged on the outer side of the main ruler, a sliding ruler fixed in the shell through a flat spiral spring, and a locking block arranged on the shell and used for braking the sliding ruler; one end of the sliding ruler, which is positioned outside the shell, is provided with a pull block, and the pull block is provided with a through hole.

2. The multi-functional straightedge of claim 1 wherein said attachment block is pivotally attached to said main ruler by a retaining buckle.

3. A multi-functional straightedge according to claim 1 or 2 wherein said main ruler is provided with a timer.

4. The multi-functional straightedge according to claim 3 wherein said timer is provided with a set button, a mode button, an up/down button and a start/end button.

5. The multifunctional straightedge according to claim 1 or 2 wherein said main ruler is provided with a drawing template region.

6. The multifunctional straightedge according to claim 1 or 2 wherein said main rule is provided with a protractor.