CN210502021U

CN210502021U - Scriber for English teaching

Info

Publication number: CN210502021U
Application number: CN201921518433.0U
Authority: CN
Inventors: 马宁
Original assignee: Hebei Institute of Mechanical and Electrical technology
Current assignee: Hebei Institute of Mechanical and Electrical technology
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-05-12
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a scriber for english teaching relates to the scriber field, this scriber for english teaching, including the chalk, the slider has been cup jointed in the surface activity of chalk, the left side of slider is provided with logical groove, the quantity that leads to the groove is two, two it is located the top and the below of chalk respectively to lead to the groove, the inner wall that leads to the groove is connected with the surface activity of guide bar, the both ends fixedly connected with square plate of guide bar, the quantity of square plate is two, the slider is located between two square plates, the fixed cover of back fixedly connected with of slider, the inner wall of fixed cover and the surface swing joint of chalk. The utility model discloses a set up slider, guide bar, limiting plate and movable block, solved the teacher and mostly relied on self experience or used the ruler to draw four line segments, distance inequality between two adjacent line segments of drawing to lead to drawing the problem that three check of four-wire are irregular.

Description

Scriber for English teaching

Technical Field

The utility model relates to a scriber technical field specifically is a scriber is used in english teaching.

Background

When carrying out english teaching, the teacher draws three check of four-wire on the blackboard for the student writes standard english word, when drawing three check of four-wire, the teacher mostly relies on self experience or uses the ruler to draw four line segments, nevertheless makes the distance inequality between two adjacent line segments of drawing easily when drawing a line, when relying on self experience setting-out, thereby leads to the three check of four-wire nonstandard of drawing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a scriber is used in english teaching has solved the teacher and has mostly relied on self experience or has used the ruler to draw four line segments, the distance inequality between two adjacent line segments of drawing to lead to drawing the problem that three check of four-wire are irregular.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a scriber for english teaching, includes the chalk, the slider has been cup jointed in the surface activity of chalk, the left side of slider is provided with logical groove, the quantity that leads to the groove is two, two it is located the top and the below of chalk respectively to lead to the groove, the inner wall that leads to the groove and the surface swing joint of guide bar, the both ends fixedly connected with square plate of guide bar, the quantity of square plate is two, the slider is located between two square plates, the fixed cover of back fixedly connected with of slider, the inner wall of fixed cover and the surface swing joint of chalk, the positive fixedly connected with limiting plate of slider, the movable block has been cup jointed in the surface activity of limiting plate, the chalk is close to the one end of movable block and the back swing joint of movable block, the front of movable block is provided with the fixed plate.

Preferably, the back of the square plate is fixedly connected with two rubber pads.

Preferably, the limiting plate is T-shaped in cross section, and the movable block is convex in cross section.

Preferably, a rubber ring is embedded at a position of the sliding block corresponding to the surface of the chalk, and the inner wall of the rubber ring is movably connected with the surface of the chalk.

Preferably, the number of the fixed sleeves is four, and the four fixed sleeves are all in a bullet shape.

(III) advantageous effects

The utility model provides a scriber for english teaching possesses following beneficial effect:

the utility model discloses a set up the slider, the guide bar, limiting plate and movable block, when using, insert the chalk in slider and fixed cover, the back contact of chalk and movable block, rubber pad and blackboard contact on the square plate, promote the movable block and make chalk and blackboard contact, it makes the slider along the surface movement of guide bar to hold the movable block, draw three check of four-wire, distance between the chalk is fixed, the distance that makes between the adjacent line segment of drawing equals, the effect that three check of drawing four-wire more add the standard has been reached, further improve teaching quality, the teacher has been solved and has mostly relied on self experience or has used the ruler to draw four line segments, distance inequality between two adjacent line segments of drawing, thereby lead to drawing the problem that three check of four-wire are irregular.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a right sectional view of the slide block of the present invention;

fig. 3 is a top cross-sectional view of the slider of the present invention.

In the figure: 1. chalk; 2. a slider; 3. a through groove; 4. a guide bar; 5. a square plate; 6. fixing a sleeve; 7. a limiting plate; 8. a movable block; 9. a rubber pad; 10. a rubber ring; 11. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a scriber for english teaching, including chalk 1, slider 2 has been cup jointed in the surperficial activity of chalk 1, the left side of slider 2 is provided with logical groove 3, the quantity that leads to groove 3 is two, two lead to groove 3 and lie in top and the below of chalk 1 respectively, the inner wall that leads to groove 3 and the surperficial swing joint of guide bar 4, the both ends fixedly connected with square plate 5 of guide bar 4, the quantity of square plate 5 is two, slider 2 is located between two square plate 5, the fixed cover 6 of back fixedly connected with of slider 2, fixed cover 6 prevents that chalk 1 from breaing off the line fracture, the inner wall of fixed cover 6 and the surperficial swing joint of chalk 1, slider 2's positive fixedly connected with limiting plate 7, the activity of limiting plate 7 has cup jointed the movable block 8, chalk 1 is close to the one end of movable block 8 and the back swing joint of movable.

As a technical optimization scheme of the utility model, the back fixedly connected with rubber pad 9 of square plate 5, the quantity of rubber pad 9 is two, and rubber pad 9 increases the frictional force between square plate 5 and the blackboard.

As the utility model discloses a technical optimization scheme, limiting plate 7's cross-section is T shape, and the cross-section of movable block 8 is "protruding" font, and limiting plate 7 prevents that movable block 8 and limiting plate 7 from separating, makes movable block 8 can only be along limiting plate 7's surface motion.

As a technical optimization scheme of the utility model, slider 2 corresponds 1 surperficial position department of chalk and inlays and have rubber circle 10, and the inner wall of rubber circle 10 and chalk 1's surface swing joint, rubber circle 10 prevent that chalk 1 from removing at will.

As a technical optimization scheme of the utility model, the quantity of fixed cover 6 is four, and four fixed covers 6 all are bullet head form, and fixed cover 6 prevents that chalk 1 from drawing a line the time fracture.

When the chalk fixing device is used, the chalk 1 is inserted into the sliding block 2 and the fixing sleeve 6, the chalk 1 is contacted with the back of the movable block 8, the surface of the chalk 1 is contacted with the inner wall of the rubber ring 10 to prevent the chalk 1 from moving randomly, the rubber pad 9 on the square plate 5 is contacted with a blackboard to push the movable block 8 to enable the chalk 1 to be contacted with the blackboard, the movable block 8 is held to enable the movable block 8 to drive the sliding block 2 to move along the surface of the guide rod 4 through the limiting plate 7, three-line three-grid drawing is realized, the chalk 1 is worn when the three-line three-grid drawing is realized, the fixing plate 11 on the movable block 8 needs to be pushed to enable the movable block 8 to move towards the sliding block 2 along the surface of the limiting plate 7 to enable the chalk 1 to be contacted with the blackboard all the time, the fixing sleeve 6 is used for preventing the chalk 1 from being broken when the three-line three-grid drawing, further improving the teaching quality.

To sum up can, the utility model discloses a set up slider 2, guide bar 4, limiting plate 7 and movable block 8, solved the teacher and mostly relied on self experience or used the ruler to draw four line segments, distance inequality between two adjacent line segments of drawing to lead to drawing the problem that the three check of four-wire are irregular.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a scriber is used in english teaching, includes chalk (1), its characterized in that: the chalk holder is characterized in that a sliding block (2) is sleeved on the surface of a chalk (1), a through groove (3) is arranged on the left side of the sliding block (2), the number of the through grooves (3) is two, the through grooves (3) are respectively positioned above and below the chalk (1), the inner wall of each through groove (3) is movably connected with the surface of a guide rod (4), square plates (5) are fixedly connected with two ends of each guide rod (4), the number of the square plates (5) is two, the sliding block (2) is positioned between the two square plates (5), a fixed sleeve (6) is fixedly connected with the back of the sliding block (2), the inner wall of the fixed sleeve (6) is movably connected with the surface of the chalk (1), a limiting plate (7) is fixedly connected with the front of the sliding block (2), a movable block (8) is movably sleeved on the surface of the limiting plate (7), one end of the chalk (1) close to the movable block (8) is movably connected with the back of the movable, the front surface of the movable block (8) is provided with a fixed plate (11).

2. The scriber for english teaching of claim 1, wherein: the back of the square plate (5) is fixedly connected with two rubber pads (9), and the number of the rubber pads (9) is two.

3. The scriber for english teaching of claim 1, wherein: the section of the limiting plate (7) is T-shaped, and the section of the movable block (8) is convex.

4. The scriber for english teaching of claim 1, wherein: the rubber ring (10) is embedded in the position, corresponding to the surface of the chalk (1), of the sliding block (2), and the inner wall of the rubber ring (10) is movably connected with the surface of the chalk (1).

5. The scriber for english teaching of claim 1, wherein: the number of the fixed sleeves (6) is four, and the four fixed sleeves (6) are all in a bullet shape.