CN205970511U

CN205970511U - Marking device of english teaching usefulness

Info

Publication number: CN205970511U
Application number: CN201620695793.8U
Authority: CN
Inventors: 李淑梅; 姜波
Original assignee: Harbin Normal University
Current assignee: Harbin Normal University
Priority date: 2016-07-05
Filing date: 2016-07-05
Publication date: 2017-02-22
Anticipated expiration: 2026-07-05

Abstract

The utility model belongs to the technical field of the english teaching materials technique and specifically relates to a marking device of english teaching usefulness is related to, including upper bracket, lower carriage, mount and scriber, upper bracket and lower carriage be equipped with horizontal spout respectively through connecting plate fixed connection and upper bracket and lower carriage, the mount fix and form U type groove at the upper bracket back and with the upper bracket, connect the locking bolt on the mount, the scriber through and spout complex slider sliding connection between upper bracket and lower carriage. The utility model discloses a mount is fixed it on the blackboard, the scriber through and the marking off of sliding between upper bracket and lower carriage of spout complex slider, four equidistant line simultaneously can draw up to the assurance is parallel to each other, has solved and has drawn the non -type problem of three check of four -wire in the english teaching.

Description

The chalker of English teaching

Technical field

This utility model is related to English-teaching aid technical field, especially relates to a kind of line dress of English teaching Put.

Background technology

Now school is in English teaching, for the correct and specification writing to English letter or word for the teaching student, English Language teacher typically requires and draws four line three lattice on blackboard and carry out instructing demonstration, but draws four line three lattice and not well do not use Tool, is all generally that with ruler, horizontal line marks teacher one by one, and due to being artificial operation, not only the depth of parallelism between horizontal line cannot be protected Card, and the distance between horizontal line nor good assurance, four line three lattice so drawn are very nonstandard, to normalized written Expression is unable to reach expected requirement, and not only speed is slow for wall scroll line, and efficiency is low, loses time.

Content of the invention

The purpose of this utility model is, overcomes the deficiencies in the prior art, there is provided a kind of line dress of English teaching Put, be fixed on blackboard by fixed mount, the slide block that scriber is coordinated by chute is between upper bracket and lower carriage Slide and rule, four equidistant lines can be drawn simultaneously, and ensure to be parallel to each other, solve and in English teaching, draw four lines three The non-type problem of lattice.

For solving above-mentioned technical problem, the technical solution of the utility model is：A kind of line of English teaching is provided to fill Put, including upper bracket, lower carriage, fixed mount and scriber, described upper bracket be fixedly connected by connecting plate with lower carriage and Upper bracket and lower carriage are respectively equipped with horizontal concrete chute；Described fixed mount be fixed on the upper bracket back side and with upper bracket formed U-shaped Groove, fixed mount connects clamping screw；Described scriber by with the slide block that chute coordinates be slidably connected at upper bracket with Between support.

Using fixed mount, chalker is fixed on blackboard, scriber by the slide block that coordinates with chute upper bracket with Slide between lower carriage and rule, four equidistant lines can be drawn, this device does not need hand steered can drawing to be parallel to each other simultaneously Equidistant four line three lattice.

Further, described scriber includes header board, back plate and is fixed on header board, the side plate at back plate two ends, described before Four uncovered chalk sleeves in bottom are equidistantly interval with plate, the outer wall of side plate is fixed with and upper bracket, lower carriage respectively The slide block of chute cooperation, back plate outer wall is provided with lever.

The chalk sleeve of setting clamping chalk on header board, in scriber, chalk is parallel with upper and lower support, due to the appearance of side plate Face is fixed with the slide block of the chute cooperation with upper bracket, lower carriage respectively, and being rotated up scriber using lever during use makes Obtain and after chalk is contacted with blackboard, drag scriber slip, it is possible to achieve specification setting-out.

Preferably, described back plate lower surface and chalk sleeve corresponding position are provided with the spring housing of opening, described bullet It is respectively equipped with mobilizable dop I and dop II in spring set and chalk sleeve, fixing even by connecting post between dop I and dop II Connect.

Back plate lower surface arranges spring housing, is connected so that chalk and chalk in scratching process with chalk sleeve by connecting post Set Elastic Contact, decreases the occurrence of inequality of exerting oneself in user scratching process causes chalk to fracture it is ensured that line fills Put smooth setting-out.

Preferably, described fixed mount is the fixed mount of adjustable length.

Fixed mount can adjust length so that chalker can adjust setting-out position on blackboard, carries out multigroup line, Chalker can be recovered to blackboard top after finishing by line, to reuse, need not unload, very convenient.

Preferably, described lower carriage inner surface is provided with graduation mark and indicates scale.

Lower carriage inner surface setting rule, facilitates teacher to determine setting-out length after setting-out, very convenient.

The beneficial effects of the utility model are：The chalker of English teaching, including upper bracket, lower carriage, fixed mount And scriber, described upper bracket is fixedly connected by connecting plate with lower carriage and upper bracket is respectively equipped with level with lower carriage and slides Groove；Described fixed mount is fixed on the upper bracket back side and forms U-type groove with upper bracket, and fixed mount connects clamping screw；Described Scriber be slidably connected between upper bracket and lower carriage by the slide block that chute coordinates.Scriber tilts to slide on support Dynamic, between chalk and plate face, incline direction contacts, and advantageously reduces the resistance of chalk operation, reduces the possibility that chalk fractures, profit With fixed mount, chalker is fixed on blackboard, the slide block that scriber is coordinated by chute is between upper bracket and lower carriage Slide line it is not necessary to hand steered can draw equidistant four line three lattice being parallel to each other, solve four lines drawn out by ruler The three lattice depth of parallelisms and the non-type situation of wire spacing, improve the standardization write, and reduce the work in teaching for the teacher Intensity, improves English Teaching Efficiency.

Brief description

Fig. 1：Structural representation of the present utility model.

Fig. 2：The left view of Fig. 1.

Fig. 3：The top view of Fig. 2.

Fig. 4：The topology view of this utility model lower carriage.

In figure：1- fixed mount, 2- upper bracket, 3- slide block, 4- side plate, 5- spring housing, 6- back plate, 7- lever, 8- spring, 9- Lower carriage, 10- dop II, 11- connecting plate, 12- chalk sleeve, 13- connecting post, 14- dop I, 15- header board, 16-U type groove, 17- Bolt, 18- chute, 19- graduation mark.

Specific embodiment

Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model Can be easier to be readily appreciated by one skilled in the art with feature, thus make apparent clear and definite to protection domain of the present utility model Define.

The chalker of English teaching, including upper bracket 2, lower carriage 9, fixed mount 1 and scriber, described upper bracket 2 are fixedly connected by connecting plate 11 with lower carriage 9 and upper bracket 2 is respectively equipped with horizontal concrete chute 18 with lower carriage 9；Described fixation Frame 1 is fixed on upper bracket 2 back side and forms U-type groove 16 with upper bracket 2, and fixed mount 1 connects clamping screw 17；Described line Device is slidably connected between upper bracket 2 and lower carriage 9 by the slide block 3 that chute 18 coordinates.

Described scriber includes header board 15, back plate 6 and is fixed on header board 15, the side plate at back plate 6 two ends, described header board 15 On be equidistantly interval with four uncovered chalk sleeves in bottom 12, the outer wall of side plate 4 is fixed with and upper bracket 2, lower carriage 9 respectively Chute 18 cooperation slide block 3, back plate 6 outer wall is provided with lever 7.

Described back plate 6 lower surface and chalk sleeve 12 corresponding position are provided with the spring housing 5 of opening, described spring housing 5 and chalk sleeve 12 in be respectively equipped with mobilizable dop I14 and dop II10, between dop I14 and dop II10 pass through be connected Post 13 is fixedly connected.

Described fixed mount 1 is the fixed mount of adjustable length.Between fixed mount 1 and upper bracket 2, coupling part is to stretch Contracting bar, realizes adjustment length with this.

Described lower carriage 9 inner surface is provided with graduation mark 19 and indicates scale.

During using this utility model, form U-type groove 16 using fixed mount 1 and upper bracket 2 and block above blackboard or blank, profit Fastened with clamping screw 17, in the present embodiment, be provided with two fixed mounts 1, be located at upper bracket 2 two ends respectively, adjust fixed mount 1 Length, chalker can be made to be placed into correct position on blackboard and to be rule, on header board 15 setting clamping chalk powder The pen cap 12 is inserted into chalk, and chalk passes through spring 8 elastic connection in connecting post 13 and spring housing 5 in chalk sleeve 12, utilizes Lever 7 is rotated up after scriber makes chalk contact with blackboard dragging scriber slip, incline direction between chalk and plate face Contact, advantageously reduces the resistance of chalk operation, and slip ratio is smoother, can realize specification setting-out from sliding into another side, After painting one group of line, fixed mount 1 length can be adjusted, stretch second group of line of picture downwards it is also possible to pass through mobile fixed mount 1 black The position of plate, thus mobile chalker is so that continuous straight line can be drawn, setting-out can be shortened by fixed mount 1 after finishing Chalker is suspended on blackboard top by length, does not affect to use blackboard, and teacher can pass through the quarter of lower carriage inner surface simultaneously Degree line 19 and scale value draw the straight line needing length.

Embodiment described in the utility model is only the description that preferred implementation of the present utility model is carried out, not This utility model spirit and scope are defined, on the premise of without departing from this utility model design philosophy, work in this area Various modifications and improvement that journey technical staff makes to the technical solution of the utility model, all should fall into protection of the present utility model Scope, the technology contents that this utility model is claimed, all record in detail in the claims.

Claims

1. the chalker of English teaching is it is characterised in that including upper bracket, lower carriage, fixed mount and scriber, described Upper bracket is fixedly connected by connecting plate with lower carriage and upper bracket is respectively equipped with horizontal concrete chute with lower carriage；Described fixed mount It is fixed on the upper bracket back side and forms U-type groove with upper bracket, fixed mount connects clamping screw；Described scriber by with cunning The slide block of groove cooperation is slidably connected between upper bracket and lower carriage.

2. English teaching as claimed in claim 1 chalker it is characterised in that described scriber include header board, Back plate and be fixed on header board, the side plate at back plate two ends, described header board is equidistantly interval with four uncovered chalk sleeves in bottom, side The outer wall of plate is fixed with the slide block of the chute cooperation with upper bracket, lower carriage respectively, and back plate outer wall is provided with lever.

3. the chalker of English teaching as claimed in claim 2 is it is characterised in that described back plate lower surface and chalk sleeve Corresponding position is provided with the spring housing of opening, be respectively equipped with described spring housing and chalk sleeve mobilizable dop I and Dop II, is fixedly connected by connecting post between dop I and dop II.

4. English teaching as claimed in claim 1 chalker it is characterised in that described fixed mount to be scalable long The fixed mount of degree.

5. the chalker of English teaching as claimed in claim 1 is it is characterised in that described lower carriage inner surface is provided with Graduation mark simultaneously indicates scale.