CN206401019U

CN206401019U - A kind of upright piano composes rack with adjustable qin

Info

Publication number: CN206401019U
Application number: CN201720070693.0U
Authority: CN
Inventors: 余璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-20
Filing date: 2017-01-20
Publication date: 2017-08-11
Anticipated expiration: 2027-01-20

Abstract

The utility model is related to piano assistant product technical field, more particularly to a kind of upright piano adjustable qin spectrum rack, including column, and column both sides are provided with rotating shaft, are provided with the position of rotating shaft in fixed plate, fixed plate and are provided with geometrical clamp；The outer cover of column is provided with first sleeve and the second sleeve pipe, and the trailing flank of first sleeve and the second sleeve pipe is equipped with fastening bolt；The outer cover of first sleeve is provided with the first rotary sleeve, and the outer cover of the second sleeve pipe is provided with the second rotary sleeve；The leading flank of first rotary sleeve is provided with crossbeam, and the leading flank of crossbeam is provided with qin spectrum clamp；The leading flank of second rotary sleeve is provided with supporting plate.The upright piano that the utility model is provided adjustable qin spectrum rack has rational in infrastructure, it is easy to use, the piano rack used can be matched with upright piano, qin spectrum placing height can either conveniently be turned down can suitably flip an angle, adjust inclination angle before and after qin spectrum again, it can conveniently compose fixed qin, be adapted to child or adolescent and practice the advantage that qin is used.

Description

A kind of upright piano composes rack with adjustable qin

Technical field

The utility model is related to piano assistant product technical field, more particularly to simple and reasonable for structure, can be adapted to various Upright piano, it is easy to use, various sizes of music score is can adapt to, is easy to adjust music stand height according to the height of sighting line of user Degree, can suitably adjust music score left rotation and right rotation angle of inclination, a kind of adjustable qin spectrum rack of the easy upright piano of regulation.

Background technology

Existing upright piano is generally provided with a qin by hinge in the inner side of its key cover plate and composes supporting plate, uses When, it is that the base for composing qin is placed on qin spectrum supporting plate, qin spectrum leans against the key cover plate opened and placed, and this modes of emplacement can be led Problems with is caused, if the qin spectrum of books pattern, easy automatic turning after qin spectrum page turning, if the qin spectrum of individual paper pattern, Then easily drop, be difficult firm placement.And be either which kind of pattern qin spectrum also generally existing qin spectrum placing height can not adjust Whole the problem of, it is very easy to display when kind of shortcoming is in children piano teaching or middle and primary schools' Piano Teaching, due to children's steel When qin is imparted knowledge to students, the limitation of the height of learner, the height of the qin spectrum bracket in the upright piano key cover plate mistake for children It is high so that piano causes the sitting posture of children to deform, is difficult to support in use, the sight of children student needs oblique upper to tilt Into good custom of playing, and qin spectrum leans against the key cover plate placement opened so that the upper end of qin spectrum is in all the time to retreat Oblique state, child or adolescent user is difficult to see the content in qin spectrum clearly；And when children piano is imparted knowledge to students, teacher is usual The side guided teaching for being sitting in student side by side, it is sometimes desirable to qin spectrum on do specific aim explanation, be at this moment accomplished by by qin compose to Teacher direction suitably flips an angle, and during by qin spectrum by being placed on the key cover plate opened, the whether qin of books pattern The qin spectrum of spectrum or individual paper pattern, somewhat overturns and is just easily fallen down from qin spectrum supporting plate.Therefore needing one kind badly can be with standing The piano rack that the matching of formula piano is used, it is desirable to can either conveniently turn down qin spectrum placing height, certain angle can be suitably overturn again Degree, to solve the above mentioned problem run into when child or adolescent is being learnt using upright piano.

The content of the invention

The purpose of this utility model is exactly the height that the qin spectrum supporting plate carried to solve existing upright piano has It can not adjust, it is impossible to which fixed qin spectrum, qin spectrum is difficult upset and placed, the problem of easily dropping, and provides a kind of rational in infrastructure, user Just, the piano rack used can be matched with upright piano, qin spectrum placing height can either be conveniently turned down, can suitably overturn again Certain angle, conveniently can be composed fixed qin, the upright piano that suitable child or adolescent's white silk qin is used composes placement with adjustable qin Frame.

The technical solution adopted in the utility model is：

A kind of upright piano includes the column of a cylindrical bar structure, the two of column with adjustable qin spectrum rack Side close to column lower end, just to position it is each be outwards provided with a rotating shaft, rotating shaft is set with uprights vertical, in the position of rotating shaft Place is provided with fixed plate, and the fixed plate is that the middle position before horizontally disposed rectangle tabular structure, fixed plate is set There are a C-shaped grooves, top surface and the bottom surface of fixed plate are run through in the two ends of C-shaped grooves, and the width of C-shaped grooves is straight not less than column Footpath, two madial walls of c-type neck just to position be provided with one group of mounting hole, column by rotating shaft by being inserted respectively into mounting hole Interior, and fixed plate active link is provided with geometrical clamp in fixed plate；

The position that the outside of column is located at the both sides up and down of fixed plate is arranged with first sleeve and the second sleeve pipe, first respectively The structure of sleeve pipe and the second sleeve pipe is identical, and the external diameter of the internal diameter and column of first sleeve and the second sleeve pipe matches, and first The trailing flank of sleeve pipe and the second sleeve pipe is each provided with a through hole, and the side wall of the vertical first sleeve of through hole and the second sleeve pipe is set, Internal thread is provided with inside through hole, and through hole is respectively provided with the fastening for first sleeve and the second sleeve pipe being fixed on column Bolt；

The outer cover of first sleeve is provided with the first rotary sleeve, and the outer cover of the second sleeve pipe is provided with the second rotary sleeve, the first rotation Pivoted housing and the second rotation nested structure are identical, and the first rotary sleeve and the second rotary sleeve are hollow tubular structures, thereafter side It is open architecture, the end face of the first rotary sleeve and the second rotary sleeve is c-type, the first rotary sleeve and first sleeve, the second rotation It is to be brought into close contact between pivoted housing and the second sleeve pipe；

The leading flank of first rotary sleeve is provided with crossbeam, and crossbeam is horizontally disposed with, the middle position of the trailing flank of crossbeam and the It is fixedly connected between the leading flank of one selection set, the leading flank of crossbeam is provided with qin spectrum clamp；

The leading flank of second rotary sleeve is provided with supporting plate, and pallets level is set, the middle position of the trailing flank of supporting plate and the It is fixedly connected between the leading flank of two rotary sleeves.

The left and right sides of the column are each provided with the chute of a strip, axis of the every chute with column It is parallel, and every chute is divided into two sections by the rotating shaft corresponding to it, wherein the top of the chute above rotating shaft is passed through The top surface of column is worn, the bottom surface of column is run through in the bottom of the chute below rotating shaft；The first sleeve and the second sleeve pipe The left and right two sides of madial wall is respectively fixedly installed a projection, and the width of the projection and the width of chute match, first set When pipe and the second sleeve pipe are set on column, the projection is respectively positioned in chute.

The position that the crossbeam is located at column both sides is each provided with a strip through hole, the direction of the length of strip through hole Consistent with the direction of the length of crossbeam, strip through hole is set through the leading flank and trailing flank of crossbeam；Respectively set in strip through hole A card column is equipped with, card column is set through strip through hole, and one end that card column is located at crossbeam trailing flank is provided with block, block Width is more than the width of strip through hole, and one end that card column is located at crossbeam leading flank is provided with a qin spectrum clamp, the card column energy It is enough to be translated along strip through hole or so.

The geometrical clamp is two, is separately positioned on position of the bottom surface close to two ends of fixed plate；The supporting plate is arranged on Position of the leading flank of second rotary sleeve close to the second selection set top.

Rubber damping pad is provided between first rotary sleeve and first sleeve, the second rotary sleeve and the second sleeve pipe； Rubber damping sleeve pipe is provided between the rotating shaft and mounting hole, the rubber damping sleeve pipe is set in outside rotating shaft.

First rotary sleeve and the second rotary sleeve trailing flank release position for central angle be 90 °.

The beneficial effects of the utility model are：

1st, column is by the way that rotating shaft is inserted respectively into mounting hole, with fixed plate active link so that fixed plate is with standing , can be by rotating shaft support column when the existing qin spectrum supporting plate of formula piano is connected by geometrical clamp, and column is placed in fixed plate C-type neck in, axis around the shaft can be rotated so that qin spectrum be fixed to qin spectrum rack on when can be according to user The need for appropriate adjustment column front and rear inclination angle, and then adjust the front and rear inclination angle of qin spectrum；The outside of column is located at the upper of fixed plate The position of lower both sides is arranged with first sleeve and the second sleeve pipe respectively, first sleeve and the second sleeve pipe it is related be disposed thereon One rotary sleeve and the second rotary sleeve and crossbeam and supporting plate can be moved up and down along column so that the qin spectrum being fixed thereon can Realize the purpose of upper-lower height adjustment；First rotary sleeve and the second rotary sleeve are respectively sleeved at outside first sleeve and the second sleeve pipe Side, after first sleeve and the second sleeve pipe are fixed with column respectively, passes through and rotates the first rotary sleeve and the second rotary sleeve so that It is fixed on the first rotary sleeve and crossbeam and supporting plate on the second rotary sleeve related can rotates to an angle, realization is fixed thereon Qin spectrum can realize the purpose that rotates to an angle；The leading flank of crossbeam is provided with qin spectrum clamp so that qin spectrum, which can be fixed, to be set Put on music stand, either adjustment highly, still rotates to an angle up and down, qin spectrum can keep stable, be difficult to drop；

2nd, in the left and right sides setting chute of column, the corresponding positions of the madial wall of first sleeve and the second sleeve pipe are installed Projection is put, when first sleeve and the second sleeve pipe are set on column, the projection is respectively positioned in chute, projection coordinates with chute, So that first sleeve and the second sleeve pipe can only be moved up and down along chute, can when rotating the first rotary sleeve and the second rotary sleeve First sleeve and the second sleeve pipe synchronous axial system are avoided, makes the stability of rectification rack more preferable；

3rd, on crossbeam strip through hole and the setting of card column can clamp the two ends of qin spectrum so that clamping qin spectrum is more Firmly, and can be applied to various sizes of qin spectrum, strong adaptability；

4th, geometrical clamp is two, is separately positioned on position of the bottom surface close to two ends of fixed plate so that supporting plate passes through fixation Folder is more firm when being fixed on the qin spectrum supporting plate under upright piano key cover plate；Supporting plate is arranged on the leading flank of the second rotary sleeve Position close to the second selection set top so that supporting plate can be adjusted upward to composes supporting plate with the qin under upright piano key cover plate Consistent level height, is easy to other users that are grown up to use, can fully look after the use habit of other adult users；

5th, it is provided with rubber damping pad between the first rotary sleeve and first sleeve, the second rotary sleeve and the second sleeve pipe；Turn Rubber damping sleeve pipe is provided between axle and mounting hole, rubber damping sleeve pipe is set in outside rotating shaft；Can fully increase activity The frictional force of junction, makes junction be difficult slippage so that qin compose rack remain to ensure that when being used for a long time it is enough Stability；

6th, the first rotary sleeve and the second rotary sleeve trailing flank release position for central angle be 90 °, be easily installed, and And the first rotary sleeve and the second rotary sleeve can be made closely to be fitted with first sleeve and the generation of the second sleeve pipe respectively.

In a word, the utility model provide upright piano with adjustable qin compose rack have it is rational in infrastructure, it is easy to use, The piano rack used can be matched with upright piano, can either conveniently turn down qin spectrum placing height can suitably overturn necessarily again Inclination angle before and after angle, adjustment qin spectrum, can conveniently fix qin spectrum, be adapted to child or adolescent and practice the advantage that qin is used.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram that a kind of upright piano that the utility model is provided composes rack with adjustable qin.

Fig. 2 is the overlooking the structure diagram that a kind of upright piano that the utility model is provided composes rack with adjustable qin.

Fig. 3 is that a kind of upright piano that the utility model is provided is shown with the stereochemical structure of adjustable qin spectrum rack central post It is intended to.

In figure：1st, column；2nd, fixed plate；3rd, geometrical clamp；4th, first sleeve；5th, the second sleeve pipe；6th, fastening bolt；7th, first Rotary sleeve；8th, the second rotary sleeve；9th, crossbeam；10 qin spectrum clamps；11st, supporting plate；12nd, projection；13rd, card column；14th, block；101st, rotating shaft； 102nd, chute；901st, strip through hole.

Embodiment

Core of the present utility model is to provide a kind of upright piano with adjustable qin spectrum rack.Occur in describing below The orientation of top to bottom, left and right, front and rear is with shown in Fig. 1, using the side towards user as above, with above and below this determination, left and right, Front and rear orientation.

Content of the present utility model is described further below in conjunction with the accompanying drawings：

A kind of upright piano is with adjustable qin spectrum rack, as shown in Fig. 1 ~ 3, including cylindrical bar structure Column 1, the both sides of column 1 close to the lower end of column 1, just to position it is each be outwards provided with a rotating shaft 101, rotating shaft 101 with it is vertical Post 1 is vertically arranged, and fixed plate 2 is provided with the position of rotating shaft 101, and fixed plate 2 is horizontally disposed rectangle tabular structure, Middle position before fixed plate 2 is provided with a C-shaped grooves, and top surface and the bottom surface of fixed plate 2, C are run through in the two ends of C-shaped grooves The width of type groove be not less than column 1 diameter, two madial walls of c-type neck just to position be provided with one group of mounting hole, stand Post 1 is by the way that rotating shaft 101 is inserted respectively into mounting hole, and the active link of fixed plate 2, and geometrical clamp 3 is provided with fixed plate 2, Geometrical clamp 3 is two, is separately positioned on position of the bottom surface close to two ends of fixed plate 2；The supporting plate 11 is arranged on the second rotation Position of the leading flank of set 8 close to the second selection set top；The outside of column 1 is located at the position point of the both sides up and down of fixed plate 2 The sleeve pipe 5 of first sleeve 4 and second is not arranged with, first sleeve 4 is identical with the structure of the second sleeve pipe 5, first sleeve 4 and The external diameter of the internal diameter and column 1 of two sleeve pipes 5 matches, and the trailing flank of the sleeve pipe 5 of first sleeve 4 and second is each provided with one and led to Hole, the side wall of the vertical sleeve pipe 5 of first sleeve 4 and second of through hole is set, and is provided with internal thread inside through hole, through hole is respectively provided with For the fastening bolt 6 being fixed to the sleeve pipe 5 of first sleeve 4 and second on column 1；The outer cover of first sleeve 4 is provided with first Rotary sleeve 7, the outer cover of the second sleeve pipe 5 is provided with the second rotary sleeve 8, the first rotary sleeve 7 and the complete phase of the structure of the second rotary sleeve 8 Together, the first rotary sleeve 7 and the second rotary sleeve 8 are hollow tubular structures, are open architecture, the first rotary sleeve 7 sideways thereafter End face with the second rotary sleeve 8 is c-type, between the first rotary sleeve 7 and first sleeve 4, the second rotary sleeve 8 and the second sleeve pipe 5 It is to be brought into close contact；The leading flank of first rotary sleeve 7 is provided with crossbeam 9, and crossbeam 9 is horizontally disposed with, the trailing flank of crossbeam 9 it is placed in the middle It is fixedly connected between the leading flank that position covers with first choice, the position that crossbeam 9 is located at the both sides of column 1 is each provided with a strip Shape through hole 901, the direction of the length of strip through hole 901 is consistent with the direction of the length of crossbeam 9, and strip through hole 901 runs through crossbeam 9 Leading flank and trailing flank set；A card column 13 is each provided with strip through hole 901, card column 13 runs through strip through hole 901 are set, and one end that card column 13 is located at the trailing flank of crossbeam 9 is provided with block 14, and the width of block 14 is more than strip through hole 901 Width, card column 13 be located at the leading flank of crossbeam 9 one end be provided with a qin spectrum clamp 10, card column 13 can be along strip through hole 901 or so translations；The leading flank of second rotary sleeve 8 is provided with supporting plate 11, and supporting plate 11 is horizontally disposed with, the residence of the trailing flank of supporting plate 11 It is fixedly connected between middle position and the leading flank of the second rotary sleeve 8.The left and right sides of above-mentioned column 1 are each provided with a strip The chute 102 of shape, axis parallel of the every chute 102 with column 1, and every chute 102 is by the rotating shaft corresponding to it 101 points are two sections, wherein running through the top surface of column 1 positioned at the top of the chute 102 of the top of rotating shaft 101, positioned at rotating shaft 101 The bottom surface of column 1 is run through in the bottom of the chute 102 of lower section；The left and right two sides of the madial wall of the sleeve pipe 5 of first sleeve 4 and second is each solid Surely a projection 12 is provided with, the width of the width and chute 102 of projection 12 matches, the sleeve pipe 5 of first sleeve 4 and second is arranged When on column 1, projection 12 is respectively positioned in chute 102.First rotary sleeve 7 and first sleeve 4, the second rotary sleeve 8 and second set Rubber damping pad is provided between pipe 5；Rubber damping sleeve pipe, the rubber are provided between the rotating shaft 101 and mounting hole Damping casing pipe sleeve is located at outside rotating shaft 101.First rotary sleeve 7 and the trailing flank release position of the second rotary sleeve 8 for central angle For 90 °.

When specifically used, the qin that geometrical clamp 3 is clamped on the inside of the key cover plate of upright piano is composed on supporting plate 11, according to institute The width of the qin to be clamped spectrum, adjusts the spacing distance of two qin spectrum clamps 10, by qin spectrum clamp on qin spectrum clamp 10, according to user Height of sighting line, unclamp the sleeve pipe 5 of first sleeve 4 and second trailing flank clamp nut, adjust the sleeve pipe of first sleeve 4 and second 5 height, while by front and rear push-and-pull column 1 column 1 can also be made 101 to turn to correct position around the shaft；Need to adjust qin Rotating beam 9 and supporting plate 11 simultaneously are only needed to during the angle of inclination of spectrum.If in addition, the position of qin spectrum need to be improved, it is only necessary to Qin spectrum is clamped on qin spectrum clamp 10, crossbeam 9 is lifted.

From above-mentioned embodiment, the upright piano that the utility model is provided has with adjustable qin spectrum rack It is rational in infrastructure, it is easy to use, the piano rack used can be matched with upright piano, qin spectrum can either be conveniently turned down and place high Degree can suitably flip an angle, adjust inclination angle before and after qin spectrum again, can facilitate fixed qin spectrum, be adapted to child or adolescent and practice qin The advantage used.

Claims

1. a kind of upright piano composes rack with adjustable qin, it is characterised in that：Include the column of a cylindrical bar structure, The both sides of column close to column lower end, just to position it is each be outwards provided with a rotating shaft, rotating shaft is set with uprights vertical, is being turned Fixed plate is provided with the position of axle, the fixed plate is placed in the middle before horizontally disposed rectangle tabular structure, fixed plate Position is provided with a C-shaped grooves, and top surface and the bottom surface of fixed plate are run through in the two ends of C-shaped grooves, and the width of C-shaped grooves is not less than The diameter of column, two madial walls of c-type neck just to position be provided with one group of mounting hole, column is by the way that rotating shaft is inserted respectively Into mounting hole, and fixed plate active link is provided with geometrical clamp in fixed plate；

The position that the outside of column is located at the both sides up and down of fixed plate is arranged with first sleeve and the second sleeve pipe, first sleeve respectively Structure with the second sleeve pipe is identical, and the external diameter of the internal diameter and column of first sleeve and the second sleeve pipe matches, first sleeve A through hole, the side wall setting of the vertical first sleeve of through hole and the second sleeve pipe, through hole are each provided with the trailing flank of the second sleeve pipe Inside is provided with internal thread, and through hole is respectively provided with the fastening spiral shell for being fixed to first sleeve and the second sleeve pipe on column Bolt；

The outer cover of first sleeve is provided with the first rotary sleeve, and the outer cover of the second sleeve pipe is provided with the second rotary sleeve, the first rotary sleeve Identical with the second rotation nested structure, the first rotary sleeve and the second rotary sleeve are hollow tubular structures, are sideways thereafter The end face of open architecture, the first rotary sleeve and the second rotary sleeve is c-type, the first rotary sleeve and first sleeve, the second rotary sleeve And second be to be brought into close contact between sleeve pipe；

The leading flank of first rotary sleeve is provided with crossbeam, and crossbeam is horizontally disposed with, the middle position of the trailing flank of crossbeam and the first choosing It is fixedly connected between the leading flank for selecting set, the leading flank of crossbeam is provided with qin spectrum clamp；

The leading flank of second rotary sleeve is provided with supporting plate, and pallets level is set, the middle position of the trailing flank of supporting plate and the second rotation It is fixedly connected between the leading flank of pivoted housing.

2. upright piano according to claim 1 composes rack with adjustable qin, it is characterised in that：The left and right of the column Two sides are each provided with the chute of a strip, axis parallel of the every chute with column, and every chute is by it Corresponding rotating shaft is divided into two sections, wherein the top surface of column is run through on the top of the chute above rotating shaft, positioned at rotating shaft The bottom surface of column is run through in the bottom of the chute of lower section；Each fixation in left and right two sides of the madial wall of the first sleeve and the second sleeve pipe A projection is provided with, the width of the projection and the width of chute match, and first sleeve and the second sleeve pipe are set in column When upper, the projection is respectively positioned in chute.

3. upright piano according to claim 1 composes rack with adjustable qin, it is characterised in that：The crossbeam is located at vertical The position of post both sides is each provided with a strip through hole, and the direction of the length of strip through hole is consistent with the direction of the length of crossbeam, Strip through hole is set through the leading flank and trailing flank of crossbeam；A card column is each provided with strip through hole, card column runs through Strip through hole is set, and one end that card column is located at crossbeam trailing flank is provided with block, and the width of block is more than strip through hole Width, one end that card column is located at crossbeam leading flank is provided with a qin spectrum clamp, and the card column can be flat along strip through hole or so Move.

4. upright piano according to claim 1 composes rack with adjustable qin, it is characterised in that：The geometrical clamp is two It is individual, it is separately positioned on position of the bottom surface close to two ends of fixed plate；The leading flank that the supporting plate is arranged on the second rotary sleeve is close The position on the second selection set top.

5. upright piano according to claim 1 composes rack with adjustable qin, it is characterised in that：First rotary sleeve Rubber damping pad is provided between first sleeve, the second rotary sleeve and the second sleeve pipe；Set between the rotating shaft and mounting hole Rubber damping sleeve pipe is equipped with, the rubber damping sleeve pipe is set in outside rotating shaft.

6. upright piano according to claim 1 composes rack with adjustable qin, it is characterised in that：First rotary sleeve With the second rotary sleeve trailing flank release position for central angle be 90 °.