CN204998206U

CN204998206U - English teaching board

Info

Publication number: CN204998206U
Application number: CN201520782687.9U
Authority: CN
Inventors: 赵淑云
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-29
Filing date: 2015-09-29
Publication date: 2016-01-27
Anticipated expiration: 2025-09-29

Abstract

The utility model discloses an english teaching board belongs to teaching aid technical field, which comprises a plate body, the plate body includes the sheet frame, the sheet frame internal fixation has the face, is located both ends about the face be equipped with the slot on the sheet frame, ditch inslot slidable mounting has the slide bar, be equipped with closing device on the slide bar, closing device includes the pressure strip, the both ends of pressure strip respectively are equipped with one will the pressure strip is fixed hasp on the slide bar, it arranges four through -holes that can insert the chalk, every to become row on the pressure strip it is provided with the inner tube all to correspond in the through -hole, the cover is equipped with and follows on the inner tube the urceolus that the inner tube removed. The utility model has the advantages of simple structure, convenient to use, save time can draw out standard four -wire check, and the lines of four -wire check are clear obvious, curtain convenient to use, teaching board and curtain cooperation are imparted knowledge to students, and the teaching efficiency is high, the wide application is in the english teaching.

Description

A kind of English teaching board

Technical field

The utility model relates to teaching aid technical field, particularly relates to a kind of English teaching board.

Background technology

When English teaching; specification is more write in order to make letter; teacher can draw out four line three lattice usually; and when drafting four line three lattice, teacher can carry out the drafting of wall scroll horizontal line with ruler, so not only loaded down with trivial details; and the horizontal line depth of parallelism drawn cannot ensure; article four, the distance between horizontal line is bad assurance also, and four line three lattice drawn out are nonstandard, are unfavorable for specification writing.

Meanwhile, teacher also often needs to use board of education in teaching and projecting apparatus carries out aided education, and when carrying out projection and using, a lot of classroom is not provided with fixing curtain, and teacher also needs to be fixed curtain in use, is unfavorable for the progress of imparting knowledge to students.

Therefore, based on above-mentioned defect, in teaching aid technical field, for the demand that Novel English teaching plate still exists research and improves, this is also a study hotspot in current teaching aid technical field and emphasis, especially the starting point that is accomplished of the utility model and power place.

Utility model content

For many defects of above-mentioned existence, the present inventor, through a large amount of further investigations, after having paid sufficient creative work, thus completes the utility model.

Specifically, technical problem to be solved in the utility model is: provide a kind of English teaching board, there is structure simple, easy to use, save time, four line lattice of standard can be drawn out, the svelteness of four line lattice is obvious, curtain is easy to use, and board of education and curtain coordinate teaching, the advantage that efficiency of teaching is high.

For solving the problems of the technologies described above, the technical solution of the utility model is, a kind of English teaching board is provided, described English teaching board comprises plate body, described plate body comprises sheet frame, described sheet frame internal fixtion has plate face, and the described sheet frame being positioned at upper and lower two ends, described plate face is provided with groove, is slidably fitted with slide bar in described groove; Described slide bar is provided with hold down gag, described hold down gag comprises described pressure strip, the two ends of described pressure strip are respectively provided with a snap close be fixed on by described pressure strip on described slide bar, in columnly on described pressure strip be furnished with the through hole that four can be inserted chalk, in each described through hole, all correspondence is provided with inner core, and described inner core is arranged with can along the urceolus of described inner core movement.

In English teaching board of the present utility model, as a kind of optimal technical scheme, described pressure strip is evenly provided with four springs, described spring is positioned at described inner core and urceolus.

In English teaching board of the present utility model, as a kind of optimal technical scheme, the internal diameter of described inner core and urceolus is all greater than the diameter of chalk, and the diameter of described urceolus is greater than the diameter of described through hole.

In English teaching board of the present utility model, as a kind of optimal technical scheme, described plate body has a crack, on the described plate body of described crack, projection arrangement is installed, described projection arrangement comprises the fixed mount of cuboid, rotating shaft is rotatablely equipped with in described fixed mount, described rotating shaft is wound with curtain, torsion spring is provided with between described rotating shaft and fixed mount, one end of described curtain is fixed in described rotating shaft, the other end passes the crack of described plate body and end is provided with link, and described slide bar is provided with the hook corresponding with described link position.

In English teaching board of the present utility model, as a kind of optimal technical scheme, the below of described plate body is connected with support bar, and support bar comprises the upper boom be connected with plate body, and the other end of upper boom is inserted in lower beam, and lower beam is provided with the knob of adjustable upper boom movement.

In English teaching board of the present utility model, as a kind of optimal technical scheme, described support bar is fixed on base away from one end of plate body.

Have employed technique scheme, the beneficial effects of the utility model are: the utility model apparatus structure is simple, easy to use, has saved the time; Four line lattice can be drawn fast by sliding bar; Because through hole arranges evenly, can ensure that between four line lattice, gap is equal; Be provided with hold down gag, the svelteness of four line lattice can be made obvious; Be provided with curtain in plate body, the carrying out of projection teaching can be facilitated, and projection teaching and board of education effectively can be coordinated, improve efficiency of teaching.

Accompanying drawing explanation

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

Fig. 2 is the structural representation of hold down gag in the utility model embodiment;

Fig. 3 is the close-up schematic view of A in Fig. 1.

Wherein, in Fig. 1, Fig. 2 and Fig. 3, each number designation refers to following concrete meaning, element or parts respectively.

In figure: 1, plate body, 11, sheet frame, 12, groove, 13, plate face, 2, projection arrangement, 21, fixed mount, 22, curtain, 23, rotating shaft, 24, torsion spring, 25, link, 26, hook, 3, base, 4, support bar, 41, lower beam, 42, upper boom, 43, knob, 5, slide bar, 51, through hole, 6, hold down gag, 61, pressure strip, 62, snap close, 63, inner core, 64, urceolus, 65, spring.

Detailed description of the invention

Below in conjunction with accompanying drawing; by specific embodiment the utility model is described in detail; but the purposes of these property enumerated embodiments and object are only used for enumerating the utility model; not any type of any restriction is formed to real protection scope of the present utility model, more non-protection domain of the present utility model is confined to this.

As shown in Figure 1, Figure 2 with Fig. 3 jointly shown in, English teaching board described in the utility model, comprise plate body 1, plate body 1 comprises sheet frame 11, and sheet frame 11 internal fixtion has plate face 13, and plate face 13 is used for ruling and writing on the blackboard, the sheet frame 11 being positioned at two ends, plate face about 13 is provided with groove 12, be slidably fitted with slide bar 5 in groove 12, between slide bar 5 and plate body 1, be typically provided with lock-screw, for the position of fixed slip bar 5; Slide bar 5 is provided with hold down gag 6, hold down gag 6 comprises pressure strip 61, the two ends of pressure strip 61 are respectively provided with a snap close 62 be fixed on by pressure strip 61 on slide bar 5, in columnly on pressure strip 61 be furnished with the through hole 51 that four can be inserted chalk, in each through hole 51, all correspondence is provided with inner core 63, inner core 63 is arranged with and along the urceolus 64 of inner core 63 movement, pressure strip 61 can be evenly provided with four springs 65, spring 65 is positioned at inner core 63 and urceolus 64.The internal diameter of inner core 63 and urceolus 64 is all greater than the diameter of chalk, and the diameter of urceolus 64 is greater than the diameter of through hole 51, and during line, chalk, under spring 65 active force, abuts against on plate face 13, forms lines clearly.

Plate body 1 has a crack, on the plate body 1 of crack, projection arrangement 2 is installed, projection arrangement 2 comprises the fixed mount 21 of cuboid, rotating shaft 23 is rotatablely equipped with in fixed mount 21, rotating shaft 23 is wound with curtain 22, torsion spring 24 is provided with between rotating shaft 23 and fixed mount 21, one end of curtain 22 is fixed in rotating shaft 23, the other end passes the crack of plate body 1 and end is provided with link 25, when not using curtain 22, curtain 22 is wound in rotating shaft 23 under torsion spring 24 active force, slide bar 5 is provided with the hook 26 corresponding with link 25 position, curtain 22 is through crack, curtain 22 can be flattened, prevent curtain 22 from occurring fold, affect drop shadow effect.

The below of plate body 1 is connected with support bar 4, support bar 4 comprises the upper boom 42 be connected with plate body 1, the other end of upper boom 42 is inserted in lower beam 41, lower beam 41 is provided with the knob 43 of adjustable upper boom 42 movement, support bar 4 is fixing on the base 3 away from one end of plate body 1, the height of plate body 1 can be adjusted, with the requirement of satisfied different occasion by knob 43.

During use, four chalks are inserted in through hole 51, hold down gag 6 is installed on slide bar 5, chalk is made to be inserted in inner core 63 and urceolus 64, with snap close 62 by fastening for hold down gag 6, because spring 65 is compressed, when use slide bar 5 slides setting-out, spring 65 promotes chalk and is pressed onto on plate face 13, makes four rulings that draw clear; When needs project, hook 26 is hooked in link 25, pulls slide bar 5, just curtain 22 can be launched, be deployed into correct position, slide bar 5 is fixed, just can use curtain 22 projection teaching; Use and unclamp lock-screw, under torsion spring 24 acts on, curtain 22 auto reeling is in rotating shaft 23, and be with moving slide-bar 5 to slide to rotating shaft 23 direction, slide bar 5 unclamps hook 26 after stopping simultaneously.

Although in order to the object of illustrating and describe, and describe structure and processing procedure shown in above-mentioned embodiment of the present utility model and accompanying drawing.But these are not detailed descriptions, can not by limit of the present utility model in this.For a person skilled in the art, numerous modifications and variations can be made to above-mentioned embodiment of the present utility model, and these all amendments and/or change are all included in as within claim limited range of the present utility model, do not depart from scope and spirit of the present utility model as defined by the appended claims.

Claims

1. an English teaching board, comprises plate body, it is characterized in that: described plate body comprises sheet frame, and described sheet frame internal fixtion has plate face, and the described sheet frame being positioned at upper and lower two ends, described plate face is provided with groove, is slidably fitted with slide bar in described groove; Described slide bar is provided with hold down gag, described hold down gag comprises described pressure strip, the two ends of described pressure strip are respectively provided with a snap close be fixed on by described pressure strip on described slide bar, in columnly on described pressure strip be furnished with the through hole that four can be inserted chalk, in each described through hole, all correspondence is provided with inner core, and described inner core is arranged with can along the urceolus of described inner core movement.

2. a kind of English teaching board as claimed in claim 1, is characterized in that: described pressure strip is evenly provided with four springs, described spring is positioned at described inner core and urceolus.

3. a kind of English teaching board as claimed in claim 2, is characterized in that: the internal diameter of described inner core and urceolus is all greater than the diameter of chalk, and the diameter of described urceolus is greater than the diameter of described through hole.

4. a kind of English teaching board as claimed in claim 1, it is characterized in that: described plate body has a crack, on the described plate body of described crack, projection arrangement is installed, described projection arrangement comprises the fixed mount of cuboid, rotating shaft is rotatablely equipped with in described fixed mount, described rotating shaft is wound with curtain, torsion spring is provided with between described rotating shaft and fixed mount, one end of described curtain is fixed in described rotating shaft, the other end passes the crack of described plate body and end is provided with link, and described slide bar is provided with the hook corresponding with described link position.

5. a kind of English teaching board as claimed in claim 1, it is characterized in that: the below of described plate body is connected with support bar, support bar comprises the upper boom be connected with plate body, and the other end of upper boom is inserted in lower beam, and lower beam is provided with the knob of adjustable upper boom movement.

6. a kind of English teaching board as claimed in claim 5, is characterized in that: described support bar is fixed on base away from one end of plate body.