CN202507780U - Compasses - Google Patents

Abstract

The utility model discloses compasses, which comprise a bracket and a lead arranged at the front end of the bracket, wherein a movable sucker is fixedly arranged at the front end of a strut of the bracket; the movable sucker is in hinged connection with the strut by a hinge ball; and a fixed sleeve is fixed on the strut of the bracket by a screw. The utility model aims to provide the compasses that have a small size, can effectively avoid harm to the user, and are not easy to break paper when used.

Description

A kind of compasses

Technical field

The utility model relates to a kind of stationery, relates in particular to a kind of compasses.

Background technology

As everyone knows, compasses are more important drawing instruments in study, teaching, the work, and existing compasses are varied; People also do compasses and appear various improvement, but existing compasses still can not satisfy needs of people, have weak point; Bigger such as its volume, than occupation of land side, and the pilot pin of its acicular texture might be brought unexpected injury to the user; Especially the injury probability that in use produces of students in middle and primary schools is bigger; And if in use firmly inappropriate, skid easily, scratch paper.

The utility model content

The utility model is in order to overcome the deficiency of prior art, a kind of compasses to be provided, and its volume is little, and can effectively avoid injury that the user is brought, and in use is not easy to scratch paper.

To achieve these goals, the utility model adopts following technical scheme:

A kind of compasses comprise support, are located at the pen core of support front end, on a pole front end of support, are fixed with a movable sucker, and said movable sucker is connected through hinged ball with pole in hinged way.

As preferably, be fixed with fixed cover on the pole of said support, said fixed cover is fixed on the pole through screw.

Compared with prior art, the utlity model has following beneficial effect: simple in structure, it is little to take up room, and in use can not cause danger, and effectively avoids the use of the phenomenon of skidding in the process or scratching paper.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Among the figure, 1-support, 2-movable sucker, 3-pen core, 4-hinged ball, 5-fixed cover, 6-screw.

The specific embodiment

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further to describe.

A kind of compasses as shown in Figure 1 comprise support 1, are located at the pen core 3 of support 1 front end, on a pole front end of support 1, are fixed with a movable sucker 2, and said movable sucker 2 is connected through hinged ball 4 with pole in hinged way.Be fixed with fixed cover 5 on the pole of said support 1, said fixed cover 5 is fixed on the pole through screw 6.

Claims (2)

1. compasses; Comprise support (1); Be located at the pen core (3) of support (1) front end, it is characterized in that: on a pole front end of support (1), be fixed with a movable sucker (2), said movable sucker (2) is connected through hinged ball (4) with pole in hinged way.

2. a kind of compasses according to claim 1 is characterized in that: be fixed with fixed cover (5) on the pole of said support (1), said fixed cover (5) is fixed on the pole through screw (6).