CN202345187U - English four-line grid scribing system - Google Patents

Abstract

The utility model discloses an English four-line grid scribing system. The English four-line grid scribing system comprises a handle (1) and a chalk (8), wherein two support plates (2) are connected to the end part of the handle (1); at least one row of chalk inserting devices (3) with four jacks (9) are mounted between the support plates (2) through a rotating shaft (4); grooves (5) are respectively formed in opposite positions on the inner sides of the two support plates (2); and a sliding plate (6) with a concave hole is arranged between two grooves (5). Due to the adoption of the structure, the effects of convenience in use, easiness in operation and sanitation are achieved.

Description

The English stave scriber

Technical field

The utility model relates to a kind of English teaching appurtenance, relates in particular to a kind of English stave scriber.

Background technology

At present the teacher teaches English on the dais, and the teacher draws four line lattice and adopts, and ruler does not have the specific purpose tool setting-out, and so not only the line of picture is uneven, and the not high and chalk foam of efficient is fallen also unhygienic on hand and wasted valuable instructional blocks of time.

Summary of the invention

The purpose of the utility model provides a kind of simple in structure, and is easy to use, the English stave scriber of health easy to operate.

The technical scheme of the utility model is a kind of English stave scriber; It comprises handle 1; Chalk 8 is characterized in that: on said handle 1, connect two gripper shoes 2, through rotating shaft 4 pen holder 3 that at least one row has four jacks 9 is installed between the said gripper shoe 2; Inboard relative position in said two gripper shoes 2 is respectively equipped with groove 5, is provided with the slide plate 6 of band shrinkage pool between said two grooves 5.

The technical scheme of the utility model can also be to be at said pen holder 3 that cylinder is orthogonal in its cylinder to be provided with two rows and respectively to have four jacks 9.

The technical scheme of the utility model can also be the jackscrew 7 that any side on said two gripper shoes 2 is provided with fastening said pen holder 3.

The beneficial effect of the utility model is through on said handle 1, connecting two gripper shoes 2; Through rotating shaft 4 pen holder 3 that at least one row has four jacks 9 is installed between the said gripper shoe 2; Inboard relative position in said two gripper shoes 2 is respectively equipped with groove 5, is provided with the slide plate 6 of band shrinkage pool between said two grooves 5; Like this, during use chalk 8 is inserted jack 9, and adjust chalk 8 positions of inserting by slide plate 6; Can in another jack 9, insert the chalk 8 of different colours; The position of directly adjusting chalk with hand, and by jackscrew 7 that pen holder 3 is fastening, and four line lattice of standard can draw in the optional position of blackboard; Realized easy to use, hygiene effect easy to operate.

Description of drawings

Fig. 1 is the structure chart of the utility model

Fig. 2 is the vertical view among Fig. 1

Among Fig. 1,21, handle, 2, gripper shoe, 3, pen holder, 4, rotating shaft, 5, groove, 6, slide plate, 7, jackscrew, 8, chalk, 9, jack.

The specific embodiment

According to Fig. 1, shown in 2, the utility model relates to a kind of English stave scriber, and it comprises handle 1; Chalk 8 connects two gripper shoes 2 on said handle 1, through rotating shaft 4 pen holder 3 that two rows respectively have four jacks 9 is installed between the said gripper shoe 2; Pen holder 3 is that cylinder two socket holes 9 in its cylinder are vertical each other, and any side on said two gripper shoes 2 is provided with the jackscrew 7 of fastening said pen holder 3, is respectively equipped with groove 5 at the inboard relative position of said two gripper shoes 2; Be provided with the slide plate 6 of band shrinkage pool between said two grooves 5, like this, during use chalk 8 inserted jack 9; And, can in another jack 9, insert the chalk 8 of different colours, the position of directly adjusting chalk with hand by chalk 8 positions that slide plate 6 adjustment are inserted; And it is pen holder 3 is fastening by jackscrew 7; The four line lattice of standard that can draw in the optional position of blackboard, realized easy to use, hygiene effect easy to operate.

Claims (3)

1. English stave scriber; It comprises handle (1); Chalk (8) is characterized in that: connect two gripper shoes (2) in the end of said handle (1), through rotating shaft (4) pen holder (3) that at least one row has four jacks (9) is installed between the said gripper shoe (2); Inboard relative position in said two gripper shoes (2) is respectively equipped with groove (5), is provided with the slide plate (6) of band shrinkage pool between said two grooves (5).

2. English stave scriber according to claim 1 is characterized in that: be at said pen holder (3) that cylinder is orthogonal in its cylinder to be provided with two rows and respectively to have four jacks (9).

3. English stave scriber according to claim 1 and 2 is characterized in that: any side on said two gripper shoes (2) is provided with the jackscrew (7) of fastening said pen holder (3).

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