CN208908082U - A kind of adjustable musicology teaching display board - Google Patents

Abstract

The utility model discloses a kind of adjustable musicology teaching display boards, including support rod, fixed plate and pedestal, the post upper is equipped with the first knob, the lower end outer surface of the telescopic rod offers the first screw hole, the inner surface of support frame as described above offers first sliding groove, and groove is opened up on the outside of first sliding groove, the upper end of the telescopic rod is equipped with rotation axis, second sliding slot is offered on the outside of first display board, and convex block is installed on the outside of second sliding slot, second knob is installed on the outside of the fixed plate, the second screw hole is offered on the outside of second display board, fixing clamp is installed on the inside of the third sliding slot.The adjustable musicology teaching display board, is provided with the support frame of arc-shaped, and the fixation on the support frame of cooperation rotation axis and convex block is conducive to the teaching efficiency of raising display board, it can be achieved that carry out the rotation of multi-angle to the first display board and the second display board.

Description

A kind of adjustable musicology teaching display board

Technical field

The utility model relates to musicology teaching technical field, specially a kind of adjustable musicology teaching display board.

Background technique

Vocal music refers to the musical form sung with voice.Vocal music is to cooperate oral cavity, tongue, nasal cavity based on the vocal cords with people Breath is acted on, the melodious of sending, continuity, rhythmical sound, as vocal music is received by increasingly messenger, vocal music is taught Also gradually popularize, and in musicology teaching, teaching display board plays critically important effect.Vocal music on the market at present Display board impart knowledge to students mostly than cumbersome, is not easy to carry out the adjusting of multi-angle, and that there are displaying areas is inadequate for existing display board Greatly, more troublesome problem, is unfavorable for the teaching of vocal music and in fixed showing material.

Utility model content

The purpose of this utility model is to provide a kind of adjustable musicology teaching display boards, to solve above-mentioned background technique The ratio of middle proposition is cumbersome, is not easy to carry out the adjusting of multi-angle, and displaying area is not big enough, fixes more troublesome when showing material The problems such as.

To achieve the above object, the utility model provides the following technical solutions: a kind of adjustable musicology teaching display board, Including support rod, fixed plate and pedestal, the post upper is equipped with the first knob, and is equipped with and stretches inside post upper Contracting bar, the lower end outer surface of the telescopic rod offers the first screw hole, and the outer surface of telescopic rod is fixedly connected with support frame, institute The inner surface for stating support frame offers first sliding groove, and groove is opened up on the outside of first sliding groove, the upper end installation of the telescopic rod There is rotation axis, and the first display board is installed on the outside of rotation axis, offers second sliding slot on the outside of first display board, and Convex block is installed on the outside of second sliding slot, the fixed plate is fixedly connected on the outside of the first display board, the fixed plate it is outer Side is equipped with the second knob, and the second display board is equipped on the inside of fixed plate, and is offered on the outside of second display board Two screw holes, the front end of second display board offers third sliding slot, and fixing clamp is equipped on the inside of third sliding slot, the bottom Seat is fixedly connected on support rod lower end.

Preferably, the support rod is flexibly connected with telescopic rod composition, and the length of telescopic rod is greater than the length of support rod.

Preferably, support frame as described above is arc-shaped structure, and support frame has 2 about the center line symmetrical setting of telescopic rod It is a.

Preferably, the convex block is connected together with groove composition, and convex block is to be flexibly connected with second sliding slot.

Preferably, the fixed plate is to be flexibly connected, and the second display board and the first display board are kiss with the second display board Close connection.

Preferably, the third sliding slot is " E " type structure, and the fixing clamp in third sliding slot is about in the second display board Heart line is symmetrically arranged with 2.

Compared with prior art, the utility model has the beneficial effects that the adjustable musicology teaching display board,

1. be provided with the support frame of arc-shaped, the setting cooperate the fixation on the support frame of rotation axis and convex block, it can be achieved that The rotation of multi-angle is carried out to the first display board and the second display board, so that display board more full apparent when showing, has Conducive to the teaching efficiency for improving display board, whole working efficiency is improved；

It, can according to the needs of users, to exhibition 2. the first display board can stretch in fixed plate with the second display board Show that the area of plate is adjusted, effectively raises the use scope of display board；

3. being provided with fixing clamp, cooperates the sliding slot of " E " type structure, two fixations can be adjusted according to the size of showing material The spacing of folder, so that in fixed showing material, more simple and effective is solved solid using glue or magnet in the prior art Problem brought by fixed, improves whole working efficiency.

Detailed description of the invention

Fig. 1 is the utility model side structure schematic view；

Fig. 2 is the utility model positive structure diagram；

Fig. 3 is the utility model fixed plate schematic perspective view.

In figure: 1, support rod；2, the first knob；3, the first screw hole；4, telescopic rod；5, support frame；6, first sliding groove；7, recessed Slot；8, rotation axis；9, the first display board；10, second sliding slot；11, convex block；12, fixed plate；13, the second knob；14, the second exhibition Show plate；15, the second screw hole；16, third sliding slot；17, fixing clamp；18, pedestal.

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 adjustable musicology teaching display board, packet Support rod 1, the first knob 2, the first screw hole 3, telescopic rod 4, support frame 5, first sliding groove 6, groove 7, rotation axis 8, first is included to open up Show plate 9, second sliding slot 10, convex block 11, fixed plate 12, the second knob 13, the second display board 14, the second screw hole 15, third sliding slot 16, fixing clamp 17 and pedestal 18,1 upper end of support rod is equipped with the first knob 2, and is equipped with telescopic rod inside 1 upper end of support rod 4, support rod 1 and telescopic rod 4 composition are flexibly connected, and the length of telescopic rod 4 is greater than the length of support rod 1, allow user to stretching Contracting bar 4 arbitrarily adjusts height, and cooperates the first knob 2 that telescopic rod 4 is fixed；

The lower end outer surface of telescopic rod 4 offers the first screw hole 3, and the outer surface of telescopic rod 4 is fixedly connected with support frame 5, support frame 5 is arc-shaped structure, and support frame 5 has 2 about the center line symmetrical setting of telescopic rod 4, is existed by convex block 11 Fixation on support frame 5 is, it can be achieved that carry out multi-angle rotation to the first display board 9 and the second display board 14, convenient for displaying material The multi-angle of material is shown；

The inner surface of support frame 5 offers first sliding groove 6, and the outside of first sliding groove 6 opens up groove 7, telescopic rod 4 it is upper End is equipped with rotation axis 8, and the outside of rotation axis 8 is equipped with the first display board 9, and the outside of the first display board 9 offers second Sliding slot 10, and the outside of second sliding slot 10 is equipped with convex block 11, convex block 11 is connected together with the composition of groove 7, and convex block 11 and the Two sliding slots 10 are to be flexibly connected, and after the first display board 9 turns to certain angle, can pass through the card of convex block 11 and second sliding slot 10 It closes, the first display board 9 is fixed, realize the function of 9 multi-angle of the first display board displaying；

Fixed plate 12 is fixedly connected on the outside of the first display board 9, and the outside of fixed plate 12 is equipped with the second knob 13, and The inside of fixed plate 12 is equipped with the second display board 14, and fixed plate 12 is to be flexibly connected, and second shows with the second display board 14 Plate 14 and the first display board 9 are the connection that coincide, can according to the needs of users, to the first display board 9 and the second display board 14 Area is adjusted, and effectively raises the use scope of single unit system；

The outside of second display board 14 offers the second screw hole 15, and the front end of the second display board 14 offers third sliding slot 16, and the inside of third sliding slot 16 is equipped with fixing clamp 17, pedestal 18 is fixedly connected on 1 lower end of support rod, and third sliding slot 16 is " E " type structure, and the fixing clamp 17 in third sliding slot 16 has 2 about the center line symmetrical setting of the second display board 14, this sets The spacing of two fixing clamps 17 can be adjusted according to the size of showing material on third sliding slot 16 by setting, so that showing material fixed More simple and effective when material.

Working principle: when using the adjustable musicology teaching display board, according to fig. 2, single unit system is first passed through into bottom The universal wheel of 18 lower ends of seat is moved to the position to work, then checks the integrality of single unit system, after having checked, 2 fixing clamps 17 are moved to required position by third sliding slot 16, the material of required displaying is then passed through into 2 fixing clamps 17 It is fixed on the second display board 14, the fixed of showing material is completed at this time；

According to Fig. 1-3, the first knob 2 is opened, telescopic rod 4 is pulled up, after adjusting the height adjusted to needs, by the One knob 2 is fixed in the first screw hole 3 of corresponding position on telescopic rod 4, then according to the needs of user, by convex block 11 along Second sliding slot 10 is lifted, then the first display board 9 is turned to required angle, after angle is adjusted, by convex block 11 along One sliding slot 6 is fastened in corresponding groove 7, and the angle of the first display board 9 is fixed at this time completes, according to the needs of users, if Showing material is excessive, then needs to expand the area of displaying, at this time opens the second knob 13, will be fixed on 12 inside of fixed plate Second display board 14 is pulled up, and the second knob 13 is then carried out screw thread with the second screw hole 15 corresponding on the second display board 14 It is connected and fixed, to play the effect for expanding displaying area, increases whole practicability.

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 adjustable musicology teaching display board, including support rod (1), fixed plate (12) and pedestal (18), feature exists In: support rod (1) upper end is equipped with the first knob (2), and is equipped with telescopic rod (4) inside support rod (1) upper end, described The lower end outer surface of telescopic rod (4) offers the first screw hole (3), and the outer surface of telescopic rod (4) is fixedly connected with support frame (5), the inner surface of support frame as described above (5) offers first sliding groove (6), and groove (7), institute are opened up on the outside of first sliding groove (6) The upper end for stating telescopic rod (4) is equipped with rotation axis (8), and the first display board (9) are equipped on the outside of rotation axis (8), and described It is offered on the outside of one display board (9) second sliding slot (10), and convex block (11) is installed on the outside of second sliding slot (10), it is described solid Fixed board (12) is fixedly connected on the outside of the first display board (9), is equipped with the second knob (13) on the outside of the fixed plate (12), And the second display board (14) are installed on the inside of fixed plate (12), the second screw hole is offered on the outside of second display board (14) (15), the front end of second display board (14) offers third sliding slot (16), and is equipped on the inside of third sliding slot (16) solid Clamp (17), the pedestal (18) are fixedly connected on support rod (1) lower end.

2. a kind of adjustable musicology teaching display board according to claim 1, it is characterised in that: the support rod (1) It constitutes and is flexibly connected with telescopic rod (4), and the length of telescopic rod (4) is greater than the length of support rod (1).

3. a kind of adjustable musicology teaching display board according to claim 1, it is characterised in that: support frame as described above (5) For arc-shaped structure, and support frame (5) has 2 about the center line symmetrical setting of telescopic rod (4).

4. a kind of adjustable musicology teaching display board according to claim 1, it is characterised in that: the convex block (11) with Groove (7) composition is connected together, and convex block (11) is to be flexibly connected with second sliding slot (10).

5. a kind of adjustable musicology teaching display board according to claim 1, it is characterised in that: the fixed plate (12) It is to be flexibly connected, and the second display board (14) and the first display board (9) are the connection that coincide with the second display board (14).

6. a kind of adjustable musicology teaching display board according to claim 1, it is characterised in that: the third sliding slot It (16) is " E " type structure, and the fixing clamp (17) in third sliding slot (16) is symmetrically set about the center line of the second display board (14) It is equipped with 2.