CN209320558U - A kind of marker used for English teaching - Google Patents

Abstract

The utility model discloses a kind of marker used for English teaching, including blackboard, the blackboard upper and lower ends are fixedly installed with first sliding groove, adjustable shelf is movably installed with by the first sliding block in gap between the first sliding groove, the adjustable shelf middle-end is provided with long hole slot, and described adjustable shelf middle-end or so two is provided with second sliding slot.The utility model passes through setting first sliding groove, adjustable shelf, the first sliding block, second sliding slot, marking-off plate, the first chalk fixing pipe, the second chalk fixing pipe, push bracket, limited block, spring, connection cover, the first push rod, the second push rod, scale plate, long hole slot, hand-tight screw and the second sliding block, facilitate teacher and rapidly draws four line lattice, save the time of scribing line, also make the straight line marked more straight more attractive, simultaneously, also the region for adjusting setting-out is facilitated, the use of teacher is facilitated；By setting ash collection slot and push away grey block, the dust that falls of centralized collection facilitates the cleaning of dust.

Description

A kind of marker used for English teaching

Technical field

The utility model relates to English-teaching aid technical field, specially a kind of marker used for English teaching.

Background technique

English is that most close language is contacted with computer, and most of programming languages are all related with English, and with net The use of network, English use are more universal.Currently, common blackboard does not have the dedicated scriber for drawing four line lattice in the market, In the primary teaching of English, teacher is to draw four line lattice using ruler, since the horizontal position of ruler is not easy to ajust or be difficult to directly It wields and holds, the lines levelness drawn is poor, and distance is also inconsistent, keeps the effect of scribing line poor, in addition, chalk rubs on blackboard Generated chalk dust, lower backward ground are inconvenient to clear up.For this purpose, it is proposed that a kind of marker used for English teaching.

Utility model content

The purpose of this utility model is to provide a kind of marker used for English teaching, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of marker used for English teaching, including black Plate, the blackboard upper and lower ends are fixedly installed with first sliding groove, are lived in the gap between the first sliding groove by the first sliding block Dynamic to be equipped with adjustable shelf, the adjustable shelf middle-end is provided with long hole slot, and described adjustable shelf middle-end or so two is provided with second sliding slot, Marking-off plate is connected with by the second sliding block in gap between the second sliding slot, the marking-off plate upper and lower ends are fixed to be connected It is connected to the first chalk fixing pipe, the marking-off plate middle-end is fixedly connected to the second chalk fixing pipe for two up and down, and adjacent Being equidistant between the first chalk fixing pipe and the second chalk fixing pipe, the scribing line front edge of board are connected with push bracket, The push bracket upper and lower ends are fixedly connected to the first push rod, and the first push rod forward end is fixedly connected with limited block, institute It states the first push rod middle-end and is cased with spring, the first putting back-end activity runs through plug connection lid, and connection cover is living by screw thread Dynamic lid connects the first chalk fixing pipe, and the push bracket middle-end is fixedly connected to the second push rod for two up and down, in the push bracket front end Portion is fixedly installed with handle, and the adjustable shelf left end is fixedly connected with scale plate, and the blackboard bottom end is fixedly installed with ash collection slot, Activity, which is plugged with, in the ash collection slot pushes away grey block.

Preferably, the first push rod activity is plugged in the first chalk fixing pipe, and the second push rod activity is plugged on In second chalk fixing pipe.

Preferably, the connection cover is equipped with the first spring base by bearing, and first spring base front end is fixedly mounted There is spring, the spring at front end is fixedly installed with second spring seat, and the second spring seat is fixedly mounted on limited block.

Preferably, the middle-end of second sliding block is run through by screw thread activity is plugged with hand-tight screw, the hand-tight screw Rear end end be fixedly connected with proof rubber head.

Preferably, graduation mark is carved on the scale plate.

Preferably, activity is plugged with chalk ontology in the first chalk fixing pipe and the second chalk fixing pipe.

Compared with prior art, the utility model has the beneficial effects that this kind of marker used for English teaching, pass through setting the One sliding slot, adjustable shelf, the first sliding block, second sliding slot, marking-off plate, the first chalk fixing pipe, the second chalk fixing pipe, push bracket, limit Position block, spring, connection cover, the first push rod, the second push rod, scale plate, long hole slot, hand-tight screw and the second sliding block, help to teach Teacher rapidly draws four line lattice, saves the time of scribing line, also makes the straight line marked more straight more attractive, meanwhile, also facilitate tune The region for saving setting-out, facilitates the use of teacher；By setting ash collection slot and push away grey block, the centralized collection dust to fall, side Dust cleaning.

Detailed description of the invention

Fig. 1 is the utility model structure partial main view；

Fig. 2 is the utility model adjustable shelf part main view enlarged drawing；

Fig. 3 is the sectional side view of the utility model marking-off plate and push bracket junction.

In figure: 1 blackboard, 2 first sliding grooves, 3 ash collection slots, 4 push away grey block, 5 adjustable shelfs, 6 first sliding blocks, 7 second sliding slots, 8 strokes Line plate, 9 first chalk fixing pipes, 10 second chalk fixing pipes, 11 push bracket, 12 limited blocks, 13 springs, 14 connection covers, 15 first Push rod, 16 second push rods, 17 scale plates, 18 long hole slots, 19 hand-tight screws, 20 second sliding blocks, 21 chalk ontologies, 22 handles.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of marker used for English teaching, including blackboard 1,1 upper and lower ends of blackboard are fixedly installed with first sliding groove 2, pass through the first sliding block 6 in the gap between the first sliding groove 2 It is movably installed with adjustable shelf 5, is slided in first sliding groove 2 by the first sliding block 6, is conducive to move horizontally adjustable shelf 5.The work 5 middle-end of moving frame is provided with long hole slot 18, and described 5 middle-end of adjustable shelf or so two is provided with second sliding slot 7, between the second sliding slot 7 Gap in marking-off plate 8 is connected with by the second sliding block 20, slided in second sliding slot 7 by the second sliding block 20, then match It closes long hole slot 18 and provides certain space for the movement of marking-off plate 8, facilitate 8 vertical shift of marking-off plate.Second sliding block By screw thread activity through hand-tight screw 19 is plugged with, the rear end end of the hand-tight screw 19 is fixedly connected with anti-20 middle-end Rubber end is protected, the rear end of hand-tight screw 19 is provided with proof rubber head, when tightening hand-tight screw 19, makes the position of marking-off plate 8 It sets and is fixed, meanwhile, proof rubber head can be effectively protected second sliding slot 7, avoid hand-tight screw 19 to second sliding slot 7 Injury.8 upper and lower ends of marking-off plate are fixedly connected to the first chalk fixing pipe 9, and 8 middle-end of marking-off plate is two upper and lower It is fixedly connected to the second chalk fixing pipe 10, and between adjacent the first chalk fixing pipe 9 and the second chalk fixing pipe 10 Be equidistant, equal activity is plugged with chalk ontology 21 in the first chalk fixing pipe 9 and the second chalk fixing pipe 10, described 8 front end of marking-off plate is connected with push bracket 11, and 11 upper and lower ends of push bracket are fixedly connected to the first push rod 15, and described first 15 activity of push rod is plugged in the first chalk fixing pipe 9, and 15 forward end of the first push rod is fixedly connected with limited block 12, institute It states 15 middle-end of the first push rod and is cased with spring 13,15 back end activity of the first push rod runs through plug connection lid 14, and connection cover 14 The first chalk fixing pipe 9 is connect by screw thread removable cover, the connection cover 14 is equipped with the first spring base by bearing, and described first Spring base front end is fixedly installed with spring 13, and 13 front end of spring is fixedly installed with second spring seat, the second spring seat It is fixedly mounted on limited block 12, by the effect of spring 13, connection cover 14 can be made to be mounted in push bracket 11.In the push bracket 11 End is fixedly connected to the second push rod 16 for two up and down, and 16 activity of the second push rod is plugged in the second chalk fixing pipe 10, 11 front center of push bracket is fixedly installed with handle 22, and 5 left end of adjustable shelf is fixedly connected with scale plate 17, the scale Graduation mark is carved on plate 17,1 bottom end of blackboard is fixedly installed with ash collection slot 3, and activity, which is plugged with, in the ash collection slot 3 pushes away grey block 4。

Working principle: firstly, chalk ontology 21 is inserted respectively into the first chalk fixing pipe 9 and the second chalk fixing pipe 10 It is interior, then the first push rod 15 and the second push rod 16 are inserted respectively into the first chalk fixing pipe 9 and the second chalk fixing pipe 10, and Connection cover 14 is tightened in the first chalk fixing pipe 9, handle 22 is held, and presses push bracket 11,13 forced compression of spring makes One push rod 15 and the second push rod 16 push chalk ontology 21 to abut blackboard 1, meanwhile, adjustable shelf 5 is pushed to the left or to the right, makes activity Frame 5 moves horizontally, and chalk ontology 21 is moved horizontally with adjustable shelf 5, it will four line lattice are drawn on blackboard 1；Then, when need It can refer to the graduation mark on scale plate 17 when four line lattice are drawn in other regions of blackboard 1, move up and down marking-off plate 8, cross After region determines, hand-tight screw 19 is tightened, then carry out the operation of previous step；It is produced finally, chalk rubs on blackboard 1 Raw chalk dust can be fallen on down in ash collection slot 3, facilitate dust centralized processing, it is therefore prevented that dust drops into ground, works as needs When clearing up ash collection slot 3, grey block 4 can be pushed, grey block 4 is pushed away by the grey side in ash collection slot 3 and is pushed into side, facilitate dust Cleaning.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of marker used for English teaching, including blackboard (1), it is characterised in that: the fixed peace of blackboard (1) upper and lower ends Equipped with first sliding groove (2), adjustable shelf (5) are movably installed with by the first sliding block (6) in the gap between the first sliding groove (2), Adjustable shelf (5) middle-end is provided with long hole slot (18), and described adjustable shelf (5) middle-end or so two is provided with second sliding slot (7), institute It states in the gap between second sliding slot (7) and is connected with marking-off plate (8) by the second sliding block (20), the marking-off plate (8) is up and down Both ends are fixedly connected to the first chalk fixing pipe (9), and marking-off plate (8) middle-end is fixedly connected to the second powder for two up and down Fixing pipe (10), and being equidistant between adjacent the first chalk fixing pipe (9) and the second chalk fixing pipe (10), institute It states marking-off plate (8) front end to be connected with push bracket (11), push bracket (11) upper and lower ends are fixedly connected to the first push rod (15), the first push rod (15) forward end is fixedly connected with limited block (12), and the first push rod (15) middle-end is cased with bullet Spring (13), the first push rod (15) back end activity run through plug connection lid (14), and connection cover (14) passes through screw thread removable cover The first chalk fixing pipe (9) is connect, push bracket (11) middle-end is fixedly connected to the second push rod (16), the push bracket for two up and down (11) front center is fixedly installed with handle (22), and adjustable shelf (5) left end is fixedly connected with scale plate (17), the blackboard (1) bottom end is fixedly installed with ash collection slot (3), and the interior activity of the ash collection slot (3), which is plugged with, pushes away grey block (4).

2. a kind of marker used for English teaching according to claim 1, it is characterised in that: the first push rod (15) activity It is plugged in the first chalk fixing pipe (9), the second push rod (16) activity is plugged in the second chalk fixing pipe (10).

3. a kind of marker used for English teaching according to claim 1, it is characterised in that: the connection cover (14) passes through axis It holds and the first spring base is installed, first spring base front end is fixedly installed with spring (13), and spring (13) front end is fixed Second spring seat is installed, the second spring seat is fixedly mounted on limited block (12).

4. a kind of marker used for English teaching according to claim 1, it is characterised in that: in second sliding block (20) By screw thread activity through being plugged with hand-tight screw (19), the rear end end of the hand-tight screw (19) is fixedly connected with protection at end Rubber end.

5. a kind of marker used for English teaching according to claim 1, it is characterised in that: be carved on the scale plate (17) Graduation mark.

6. a kind of marker used for English teaching according to claim 1, it is characterised in that: the first chalk fixing pipe (9) equal activity is plugged with chalk ontology (21) and in the second chalk fixing pipe (10).