CN202608351U - Adjustable multifunctional compasses - Google Patents

Abstract

The utility model provides adjustable multifunctional compasses which structurally comprise a rotating handle, a compasses seat, a first supporting leg and a second supporting leg, wherein the first and the second supporting legs are both provided with sliding chutes; the sliding chutes penetrate through the upper ends and the lower ends of the first and the second supporting legs; push handles are arranged on the sliding chutes in a sliding manner; fixed sleeves in the sliding chutes are connected to the lower sides of the push handles; and pen bodies are fixed on the fixed sleeves. Compared with the prior art, the adjustable multifunctional compasses have the characteristics of reasonable design, simple structure, skillful concept and the like, can serve as a straight ruler and a pen, are complete in function, and easy to expand, and effectively improves the learning quality of students.

Description

A kind of adjustable multifunctional compass

Technical field

The utility model relates to a kind of stationery, a kind of specifically simple in structure, be easy to use, adjustable multifunctional compass.

Background technology

In mathematical studying; Compasses are often to be used for the instrument of draw circles or string, and the existing most of functions of compasses are comparatively single, when reality is mapped; Will be like need picture angle, rectangular co-ordinate and other geometric figures by means of instruments such as ruler, set square, protractors; Change instrument so continually, will certainly delay the mapping time, influence the Students'learning quality.

Summary of the invention

The technical assignment of the utility model is the deficiency that solves prior art, and a kind of multiple functional, adjustable compasses are provided.

The technical scheme of the utility model realizes by following mode; A kind of adjustable multifunctional compass, its structure comprise swing handle, rule seat, first leg, second leg, all offer chute on said first leg, second leg; Said chute runs through the two ends up and down of first leg, second leg; On chute, sliding to be provided with pushes away handle, pushes away handle downside connection one and is arranged on the inner fixed cover of chute, is fixed with handwriting on this fixed cover.Adopt said structure can make two legs can be used as the pen cap and use, the function of use of expansion compasses, the while pen cap stretches out the length of leg can be regulated through pushing away handle, flexible and convenient to use.

As preferably, said first leg is rectangular column or cylindric, and this is to grip this first leg for the convenience of the users.

As preferably, said second leg is the triangle column and its outer surface evenly is provided with scale.Such second leg just can be used as when the pen cap uses and can also use as ruler, guarantees the multiple functional of these compasses.

As improvement, be provided with jagged edge in said chute both sides.Jagged edge cooperates the structure push away handle to be similar to the fixed structure of wallpaper cutter, conveniently pushes away the flexible of handle.

The beneficial effect that the utility model is compared with prior art produced is:

Characteristics such as that a kind of adjustable multifunctional compass of the utility model has is simple in structure, easy to use, be skillfully constructed, these compasses also can be used as ruler, pen uses, and are multiple functional, are easy to expansion, effectively improve the Students'learning quality.

Description of drawings

Accompanying drawing 1 is the structural representation of the utility model.

Mark in the accompanying drawing is represented respectively:

1, swing handle, 2, rule seats, 3, first leg, 4, push away handle, 5, fixed cover, 6, handwriting, 7, second leg, 8, chute.

The specific embodiment

Below in conjunction with accompanying drawing a kind of adjustable multifunctional compass of the utility model is done following the detailed description.

Shown in accompanying drawing 1; A kind of adjustable multifunctional compass, its structure comprise swing handle 1, rule seats 2, first leg 3, second leg 7, all offer chute 8 on said first leg 3, second leg 7; Said chute 8 runs through the two ends up and down of first leg 3, second leg 7; On chute 8, sliding to be provided with pushes away handle 4, pushes away the fixed cover 5 that handle 4 downsides connection one is arranged on chute 8 inside, is fixed with handwriting 6 on this fixed cover 5; Said first leg 3 is cylindric, and said second leg 7 is the triangle column and its outer surface evenly is provided with scale, and said chute 8 both sides are provided with jagged edge.

Except that the described technical characterictic of specification, be the known technology of those skilled in the art.

Claims (4)

1. adjustable multifunctional compass; Its structure comprises swing handle (1), rule seat (2), first leg (3), second leg (7); It is characterized in that: all offer chute (8) on said first leg (3), second leg (7), said chute (8) runs through the two ends up and down of first leg (3), second leg (7), goes up to slide to be provided with at chute (8) to push away handle (4); Push away handle (4) downside connection one and be arranged on the inner fixed cover (5) of chute (8), be fixed with handwriting (6) on this fixed cover (5).

2. a kind of adjustable multifunctional compass according to claim 1 is characterized in that: said first leg (3) is rectangular column or cylindric.

3. a kind of adjustable multifunctional compass according to claim 1 is characterized in that: said second leg (7) is the triangle column and its outer surface evenly is provided with scale.

4. a kind of adjustable multifunctional compass according to claim 1 is characterized in that: said chute (8) both sides are provided with jagged edge.

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