CN210026829U

CN210026829U - A equipment is drawn to five ruled lines for music teaching

Info

Publication number: CN210026829U
Application number: CN201920230493.6U
Authority: CN
Inventors: 鲁宇航
Original assignee: Sichuan Sidimu Education Technology Co Ltd
Current assignee: Sichuan Sidimu Education Technology Co Ltd
Priority date: 2019-02-21
Filing date: 2019-02-21
Publication date: 2020-02-07
Anticipated expiration: 2029-02-21

Abstract

The utility model discloses an equipment is drawn to five check lines for music teaching, including support (1), two slide rails (2), two sliders (3), two linking arms (4), the setting-out device to and picture peg device. The utility model discloses a setting-out device that sets up combines together with resilient means, can realize that quick five check lines draw, can adjust the length of chalk again, and the chalk can accomplish five check lines at any length homoenergetic and draw, makes the chalk can reach extremely, thereby the utility model discloses not only realize the quick drawing of five check lines, still fine reduction the change frequency of chalk, the effectual teaching efficiency and the quality that improves the teacher.

Description

A equipment is drawn to five ruled lines for music teaching

Technical Field

The utility model relates to a teaching equipment, specific theory is a five ruled lines drawing equipment for music teaching.

Background

In the teaching of students in the primary music stage, a music teacher often needs to draw a music staff on a blackboard to explain the writing format of the students. The staff comprises five ruled lines and a music score, wherein the five ruled lines are five parallel equidistant straight lines, in an actual lecture, a teacher draws lines on a blackboard through a multi-purpose set square or straight ruler, and because the length of the set square and the straight ruler is limited, the straight line needs the teacher to draw a plurality of sections of straight lines to splice into a complete straight line, so that the teaching efficiency and the teaching quality of the teacher are greatly influenced.

In order to solve the above problem, the utility model patent with the patent number of CN201621158338.0 discloses a music classroom teaching equipment, and this patent discloses the music classroom teaching equipment that includes two fixed tracks, two movable tracks and install setting-out slide etc. on movable track and constitute, and when having improved the music classroom teaching, the efficiency of teacher's blackboard-writing five-grid line, but this kind of music classroom teaching equipment still has certain defect, for example: (1) when the line is changed, the equipment is too complicated to operate and inconvenient to control in parallel; (2) when the chalk is used, the length of the chalk is required to a certain extent, and the chalk cannot be used after being used for a certain length in a blackboard writing, namely, the chalk is replaced too frequently, so that the chalk is wasted too much; (3) the sliding device is transversely arranged, which brings great inconvenience to the music of teachers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that above-mentioned current music classroom teaching equipment exists, provide one kind and move more convenient, can effectual saving chalk, can not influence the teacher and write on the blackboard and have the handwriting and clean the five ruled lines drawing equipment that is used for music teaching of function.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

the utility model provides an equipment is drawn to five check lines for music teaching, includes the support, two slide rails that the symmetry set up on two xarm about the support, two sliders that the symmetry set up on two slide rails, two linking arms for connecting two sliders, set up on one of them linking arm and can follow this linking arm gliding setting-out device from top to bottom to and set up on another linking arm and can follow this linking arm gliding picture peg device from top to bottom.

Furthermore, the line drawing device comprises a first square tube body sleeved on one connecting arm and five chalk mounting tubes which are symmetrical from top to bottom and are uniformly distributed on one side wall of the first square tube body; the inserting plate device comprises a second square pipe body sleeved on the other connecting arm and a cotton layer arranged on one side wall of the second square pipe body.

Still further, elastic devices are respectively arranged in the first square pipe body and the second square pipe body; the elastic device comprises a pressing plate and a plurality of springs symmetrically arranged on the pressing plate; the pressing plate is respectively in full contact with the connecting arms sleeved on the first square pipe body and the second square pipe body; the inner walls of the first square pipe body and the second square pipe body are fully contacted with the spring.

Furthermore, handles are respectively arranged on the first square pipe body and the second square pipe body; spring limiting blocks are respectively arranged on the inner walls of the pipe orifices of the first square pipe body and the second square pipe body which are positioned below the first square pipe body and the second square pipe body; and the first square pipe body is also provided with a locking screw rod.

The lower ends of the left vertical arm and the right vertical arm of the bracket are respectively provided with an adjustable locking device; the adjustable locking device comprises a mounting plate with a strip-shaped hole, a grabbing block arranged on the mounting plate, and a fixing screw rod which penetrates through the strip-shaped hole and is in threaded connection with the support.

In order to ensure the utility model discloses, can be better fix on the blackboard in the in-service use, it is provided with the flexible glue board to grab on the piece.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

(1) the utility model discloses simple structure, the usability is strong, the utility model discloses a setting-out device and the resilient means that set up combine together, can realize quick five check lines and draw, can adjust the length of chalk again, and the chalk can accomplish five check lines at any length homoenergetic and draw, makes the chalk can be used to extremely send, thereby the utility model discloses not only realize the quick drawing of five check lines, still fine reduction the change frequency of chalk, effectual teacher's teaching efficiency and the quality of having improved.

(2) The utility model discloses a set up with setting-out device matched with picture peg device, can effectual improvement teacher's the clean efficiency of blackboard when teaching, the effectual teaching efficiency who improves the teacher.

(3) The utility model discloses the adjustable locking device that sets up can be better fix blackboard writing equipment on the frame of blackboard, ensured the utility model discloses an excellent in use effect.

(4) The utility model discloses with the slide rail setting on the upper and lower xarm of support, make the setting-out device accomplish the back of drawing, the face space of blackboard is more sufficient, makes the teacher more convenient when the music score, can effectual improvement teacher write efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the line drawing device of the present invention.

Fig. 3 is a schematic structural diagram of the board inserting device of the present invention.

Fig. 4 is a schematic structural view of the adjustable locking device of the present invention.

Fig. 5 is a schematic view of the slide rail structure of the present invention.

In the drawings, the names corresponding to the reference numbers are:

1-support, 2-slide rail, 3-slider, 4-linking arm, 5-first square body, 6-chalk installation pipe, 7-second square body, 8-cotton layer, 9-clamp plate, 10-spring, 11-handle, 12-spring stopper, 13-locking screw, 14-mounting panel, 15-grab piece, 16-bar hole, 17-clamping screw, 18-flexible glue board.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited thereto.

Examples

As shown in figures 1-5, the five-grid line drawing equipment for music teaching comprises a support 1, two slide rails 2, two slide blocks 3, two connecting arms 4, a line drawing device and a board inserting device. The line drawing device comprises a first square pipe body 5 and five chalk mounting pipes 6. The plate inserting device comprises a second square pipe body 7 and a cotton layer 8. As shown in fig. 2 and 3, an elastic means is provided in each of the first and second

square tube bodies

5 and 7.

When specifically implementing, support 1 is frame rack structure, and this support 1 is the supporting body of whole equipment, and it can adopt stuff, stereoplasm plastic strip or billet etc. to realize the utility model discloses well preferred adopted slim and graceful stereoplasm plastic strip to realize, this support 1's upper end has preset the wall built-up, and the length of this wall built-up is the thickness unanimity of blackboard frame or slightly is good at the blackboard frame, and the wall built-up length can be adjusted according to actual need to its support 1's upper end preset. The two slide rails 2 are symmetrically arranged on the upper cross arm and the lower cross arm of the bracket 1, and the two slide rails 2 are respectively fixed on the upper cross arm and the lower cross arm of the bracket 1 through screws, as shown in fig. 5, the slide rails 2 adopt square slide rails with mounting heads arranged at two ends in advance, and the mounting heads at one ends of the slide rails 2 are detachable, so that the installation of components on the slide rails 2 is facilitated, when the slide rails 2 are mounted on the upper cross arm and the lower cross arm of the bracket 1, a certain gap is formed between the slide rails 2 and the upper cross arm and the lower cross arm of the bracket 1, so. The two sliding blocks 3 are symmetrically arranged on the two sliding rails 2, and the two sliding blocks 3 can freely slide left and right on the sliding rails 2. The two connecting arms 4 are used for connecting the two sliding blocks 3, and the two connecting arms 4 are square connecting arms. The line marking apparatus is mounted on one of the link arms 4 and is capable of sliding up and down the link arm 4. The line marking device is arranged on one of the connecting arms 4 and can slide up and down along the connecting arm 4. The utility model discloses with the slide rail setting on the upper and lower xarm of support, make the setting-out device accomplish the back of drawing, the face space of blackboard is more sufficient, makes the teacher more convenient when the music score, can effectual improvement teacher write efficiency.

As shown in fig. 1 and 2, the line drawing device comprises a first square tube 5 which is sleeved on one of the connecting arms 4 and can slide up and down along the connecting arm 4, and in practical implementation, the diameter of the first square tube 5 is larger than that of the connecting arm 4, so that the first square tube 5 can slide on the connecting arm 4, and the elastic device can ensure enough installation space. And five chalk installation tubes 6 which are another component of the line drawing device are symmetrically and uniformly distributed on one side wall of the first square tube body 5 from top to bottom, the chalk installation tubes 6 are opposite to the surface of the blackboard, the five chalk installation tubes 6 are used for installing chalk, and the five chalk installation tubes 6 are fixed on the first square tube body 5 respectively in a welding mode.

Furthermore, the plate inserting device is arranged on the other connecting arm 4 and can slide up and down along the connecting arm 4. As shown in fig. 1 and 2, the second square tube 7 is sleeved on the other connecting arm 4 and can slide up and down along the connecting arm 4, and in practical implementation, the diameter of the second square tube 7 is larger than that of the connecting arm 4, so as to ensure that the second square tube 7 can slide on the connecting arm 4 and ensure that the elastic device has enough installation space. And another cotton layer 8 of component part of picture peg device is then installed on a lateral wall of second square tube body 7, and this cotton layer 8 is relative with the face of blackboard, and this cotton layer 8 can adopt the viscose of different models or type to fix according to the actual need of production.

Still further, the elastic device arranged in the first square tube 5 and the second square tube 7 is shown in fig. 2 and 3, and comprises a pressing plate 9 and a plurality of springs 10 symmetrically arranged on the pressing plate 9. The pressing plate 9 is respectively in full contact with the connecting arms 4 sleeved on the first square pipe body 5 and the second square pipe body 7; the inner walls of the first square tube body 5 and the second square tube body 7 are fully contacted with the spring 10. Before the five-grid-line drawing, the chalk in the chalk installation pipe 6 cannot contact with the board surface of the blackboard, when the blackboard is used, a teacher presses the first square pipe body 5 downwards and enables the first square pipe body 5 to move towards the drawing direction, at the moment, the spring 10 contracts, the chalk in the chalk installation pipe 6 contacts with the board surface of the blackboard, the five-grid-line drawing is achieved, when the chalk in the chalk installation pipe 6 is consumed in the drawing process, the teacher only needs to increase the downward pressure on the first square pipe body 5, and the chalk in the chalk installation pipe 6 can continue to conduct the five-grid-line drawing. Therefore, the utility model discloses in use, the length of the chalk in chalk installation pipe 6 shortens and still can carry out five check lines and draw, and the chalk that stretches out outside chalk installation pipe 6 has consumed to, thereby the utility model discloses not only realize the quick drawing of five check lines, still fine reduction the change frequency of chalk, practiced thrift the chalk, the effectual teaching efficiency and the quality that improves the teacher.

Similarly, the cotton layer 8 on the second square tube body 7 can not be in contact with the blackboard surface before use, when the blackboard is used, the inserting plate device is moved to the position of five-grid lines, a teacher presses the second square tube body 7 downwards, the second square tube body 7 is made to move towards the direction of the five-grid lines drawn on the blackboard, at the moment, the spring 10 contracts, and the cotton layer 8 moves downwards and is in contact with the blackboard surface, so that the five-grid lines on the blackboard are removed. When the teacher stops pressing the second square tube 7, the cotton layer 8 is separated from the blackboard surface.

In order to ensure the utility model discloses an in-service use effect still is provided with handle 11 on first square body 5 and the square body 7 of second respectively, sets up handle 11 at first square body 5 and the square body 7 of second and is drawing five check lines and clear away five check lines for the teacher more convenient, more laborsaving. Meanwhile, in order to prevent the elastic device from falling off from the first square tube body 5 and the second square tube body 7, spring limit blocks 12 are respectively arranged on the inner walls of the tube openings of the first square tube body 5 and the second square tube body 7 below the tube openings. In order to fix the line drawing device on the connecting arm 4 at a required position, a locking screw 13 is further arranged on the first square tube body 5, the locking screw 13 is in threaded connection with the first square tube body 5, and the locking screw 13 penetrates through the first square tube body 5 and then is in close contact with the connecting arm 4 or is not in close contact with the connecting arm 4, namely when the first square tube body 5 needs to be moved, the locking screw 13 is not in contact with the connecting arm 4; when the first square tube 5 is fixed, the locking screw 13 is tightly contacted with the connecting arm 4.

Furthermore, in order to ensure that the utility model can be better fixed on the blackboard in practical use, the lower ends of the left and right vertical arms of the bracket 1 are respectively provided with an adjustable locking device, which comprises a mounting plate 14, a grabbing block 15 and a fixing screw 17 as shown in fig. 4. In the specific production, the mounting plate 14 is arranged on the left vertical arm and the right vertical arm of the bracket 1, and a strip-shaped hole 16 is preset on the mounting plate 14 in order to enable the equipment to be used for blackboards with different heights. The fixing screw 17 penetrates through the strip-shaped hole 16 and then is in threaded connection with the support 1 and is mainly used for fixing the mounting plate 14. When the fixing screw 17 is loosened, the mounting plate 14 can move up and down; when the fixing screw 17 is locked, the mounting plate 14 can be fixed. The catch 15 is fixed to the mounting plate 14 by welding and is located at the lower end of the mounting plate 14, and the catch 15 is in contact with the bottom surface of the lower frame of the blackboard in use.

Finally, in order to make the contact between the grabbing block 15 and the blackboard frame more compact, a soft rubber plate 18 is arranged on the grabbing block 15, and the soft rubber plate 18 can be fixed by using different types and types of viscose glue in actual production. The soft rubber plate 18 not only can enable the grabbing block 15 to be in closer contact with the blackboard frame in use, but also can prevent the blackboard frame from being damaged by the grabbing block 15.

According to above-mentioned embodiment, realization that can be fine the utility model discloses.

Claims

1. The utility model provides an equipment is drawn to five check lines for music teaching, including support (1), two slide rails (2) of symmetry setting on two xarm about support (1), two slider (3) of symmetry setting on two slide rails (2), two linking arm (4) for connecting two slider (3), set up on one of them linking arm (4) and can follow this linking arm (4) gliding setting-out device from top to bottom, and set up on another linking arm (4) and can follow this linking arm (4) gliding picture peg device from top to bottom.

2. The apparatus of claim 1, wherein the apparatus comprises: the line drawing device comprises a first square tube body (5) sleeved on one connecting arm (4) and five chalk mounting tubes (6) which are symmetrical from top to bottom and are uniformly distributed on one side wall of the first square tube body (5); the plate inserting device comprises a second square pipe body (7) sleeved on the other connecting arm (4) and a cotton layer (8) arranged on one side wall of the second square pipe body (7).

3. The apparatus of claim 2, wherein the apparatus comprises: elastic devices are respectively arranged in the first square pipe body (5) and the second square pipe body (7); the elastic device comprises a pressing plate (9) and a plurality of springs (10) symmetrically arranged on the pressing plate (9); the pressing plate (9) is respectively in full contact with the connecting arm (4) sleeved with the first square pipe body (5) and the second square pipe body (7); the inner walls of the first square pipe body (5) and the second square pipe body (7) are fully contacted with the spring (10).

4. The apparatus of claim 3, wherein the apparatus comprises: the first square pipe body (5) and the second square pipe body (7) are respectively provided with a handle (11); the inner walls of the pipe orifices of the first square pipe body (5) and the second square pipe body (7) which are positioned at the lower part are respectively provided with a spring limiting block (12); and a locking screw (13) is further arranged on the first square pipe body (5).

5. The apparatus of claim 4, wherein the apparatus comprises: the lower ends of the left vertical arm and the right vertical arm of the bracket (1) are respectively provided with an adjustable locking device; the adjustable locking device comprises an installation plate (14) with a strip-shaped hole (16), a grabbing block (15) arranged on the installation plate (14), and a fixing screw rod (17) which penetrates through the strip-shaped hole (16) and is in threaded connection with the support (1).

6. The apparatus of claim 5, wherein the apparatus comprises: a soft rubber plate (18) is arranged on the grabbing block (15).