CN207182888U - A kind of violoncello fixed fastener - Google Patents

Abstract

The utility model discloses a kind of violoncello fixed fastener, including housing, connecting rod is provided through on the left of the housing, is fixedly connected with sleeve on the left of the connecting rod, inwall of the top and bottom on the right side of the connecting rod with housing is slidably connected.The utility model is by setting housing, connecting rod, sleeve, first internal gear, second internal gear, first movable post, second movable post, first gear, second gear, rotating disk, first fixture block, second fixture block, first connecting plate, second connecting plate and bolt are used cooperatively, solve violoncello needs qin pin to be supported on ground when playing, it is stiff that beginner acts when practising and playing, tend to cause musical instrument displacement and slide into, the problem of causing musical instrument to damage, the violoncello fixed fastener, possesses the advantages of fixed, musical instrument is avoided to be damaged caused by occurring offseting and slipping, facilitate the use of user.

Description

A kind of violoncello fixed fastener

Technical field

Musical instrument technical field is the utility model is related to, specially a kind of violoncello fixed fastener.

Background technology

Musical instrument can send musical sound, and can carry out the utensil of act of music recreation, and the mankind are by playing an instrument, so as to table Reach, rapped off emotion, and musical instrument is defined, there are different views in music world and musical instrument educational circles, and music world thinks, for music Phonation utensil is only musical instrument；Musical instrument educational circles is then generally by the acoustical generator in many unmusical fields, such as calling off a battle in ancient war Beat a drum, the signalling means that praying in religion is recited scripture, the ceremony signal in wedding and funeral arrangements, retailer solicit etc., be also considered as musical instrument, or even by one A little productive labor apparatus and daily life vessel, such as：Bow, saw, pestle, narrow-necked earthen jar, cup, dish, cup, bowl etc., when being played, are all preced with With happy word, bow, happy saw, happy cup, happy pestle etc. are called, the major product of musical instrument production industry is substantially then involved by music world Musical instrument, you can to carry out the utensil of act of music recreation, also produce in addition minority Ma Ling, camel bell, oily plate and car and boat Loudspeaker, the production of musical instrument is different from the production of general industry product, and it, which does not require nothing more than product, rational attractive appearance moulding, also There must be good acoustic quality, including tone color, music and defined accuracy in pitch height, thus in the selection of material very Strictly.

Violoncello is one kind of musical instrument, and violoncello needs qin pin to be supported on ground when playing, and beginner drills in exercise It is stiff to be acted when playing, and tends to cause musical instrument displacement and slips, causes musical instrument the phenomenon damaged occur, the use to user Bring great inconvenience.

Utility model content

The purpose of this utility model is to provide a kind of violoncello fixed fastener possess the advantages of fixed, solves big Violin needs qin pin to be supported on ground when playing, and it is stiff that beginner acts when practising and playing, and tends to cause musical instrument Displacement and slip, the problem of causing musical instrument to damage.

To achieve the above object, the utility model provides following technical scheme：A kind of violoncello fixed fastener, including shell Body, connecting rod being provided through on the left of the housing, sleeve being fixedly connected with the left of the connecting rod, the connecting rod is right The top and bottom of side are slidably connected with the inwall of housing, and the top and bottom on the right side of the connecting rod have been respectively fixedly connected with First internal gear and the second internal gear, the rear side of the inner walls are connected with the first movable post and successively from top to bottom Two movable posts, the surface of the first movable post are arranged with first gear, and the surface of the second movable post is arranged with the second tooth Wheel, left side and the first gear of the second gear are intermeshed, and the top of the first gear is mutually nibbled with the first internal gear Close, the bottom of the second gear is intermeshed with the second internal gear, and the front surface of the first movable post is through to housing Outside is fixedly connected with rotating disk, and the top and bottom on the right side of the housing have been respectively fixedly connected with the first fixture block and the second fixture block, Bottom on the right side of first fixture block is fixedly connected with the first connecting plate, and the top on the right side of second fixture block is fixedly connected with Two connecting plates, bolt is threaded between first connecting plate and the second connecting plate.

Preferably, the right side at the top and bottom of the connecting rod has been fixedly connected with sliding block, the top of the inner walls The chute being used cooperatively with sliding block is offered with bottom.

Preferably, handle is fixedly connected with the right side of the rotating disk front surface, the surface of the handle is provided with first and prevented Sliding line.

Preferably, be fixedly connected with slipmat on the inside of first fixture block and the second fixture block, the slipmat it is interior Side is provided with the second anti-slip veins.

Preferably, the through hole being used cooperatively with connecting rod is offered on the left of the housing.

Compared with prior art, the beneficial effects of the utility model are as follows：

1st, the utility model is by setting housing, connecting rod, sleeve, the first internal gear, the second internal gear, the first activity Post, the second movable post, first gear, second gear, rotating disk, the first fixture block, the second fixture block, the first connecting plate, the second connecting plate With being used cooperatively for bolt, solve violoncello needs qin pin to be supported on ground when playing, and beginner is when practising playing It is stiff to act, and tends to cause musical instrument displacement and slides into, the problem of causing musical instrument to damage, the violoncello fixing card Part, possess the advantages of fixed, avoid musical instrument from being damaged caused by occurring offseting and slipping, facilitate the use of user.

2nd, the utility model is by the setting of sliding block and chute, makes connecting rod in the more smooth of the internal slide of housing, Reduce the friction between connecting rod and housing, extend the service life of part, while sliding block and chute also rise to connecting rod To spacing effect, connecting rod is avoided inclined phenomenon occur, by the setting of handle, convenient use person rotates rotating disk, convenient The use of user, by the setting of slipmat, adds the friction between the first fixture block and the second fixture block and chair legs, keeps away Exempt from the phenomenon skidded occur.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the partial bottom view of the utility model structure；

Fig. 3 is the utility model A partial enlarged drawing.

In figure：1 housing, 2 connecting rods, 3 sleeves, 4 first internal gears, 5 second internal gears, 6 first movable posts, 7 second are lived Dynamic post, 8 first gears, 9 second gears, 10 rotating disks, 11 first fixture blocks, 12 second fixture blocks, 13 first connecting plates, 14 second connections Plate, 15 bolts, 16 sliding blocks, 17 chutes, 18 handles, 19 slipmat.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-3, a kind of violoncello fixed fastener, including housing 1, the left side of housing 1 is referred to be provided through connecting Bar 2, the left side of housing 1 offer the through hole being used cooperatively with connecting rod 2, and the left side of connecting rod 2 is fixedly connected with sleeve 3, even Inwall of the top and bottom on the right side of extension bar 2 with housing 1 is slidably connected, and the right side of the top and bottom of connecting rod 2 is fixed to be connected Sliding block 16 is connected to, the top and bottom of the inwall of housing 1 offer the chute 17 being used cooperatively with sliding block 16, pass through the He of sliding block 16 The setting of chute 17, connecting rod 2 is set to reduce between connecting rod 2 and housing 1 in the more smooth of the internal slide of housing 1 Friction, the service life of part is extended, while sliding block 16 and chute 17 also function to spacing effect, the company of avoiding to connecting rod 2 There is inclined phenomenon in extension bar 2, and the top and bottom on the right side of connecting rod 2 have been respectively fixedly connected with the first internal gear 4 and second Tooth plate 5, the rear side of the inwall of housing 1 are connected with the first movable 6 and second movable post 7 of post, the first activity successively from top to bottom The surface of post 6 is arranged with first gear 8, and the surface of the second movable post 7 is arranged with second gear 9, the left side of second gear 9 and the One gear 8 is intermeshed, and the top of first gear 8 is intermeshed with the first internal gear 4, in the bottom of second gear 9 and second Tooth plate 5 is intermeshed, and the outside that the front surface of the first movable post 6 is through to housing 1 is fixedly connected with rotating disk 10,10 positive table of rotating disk Handle 18 is fixedly connected with the right side of face, the surface of handle 18 is provided with the first anti-slip veins, by the setting of handle 18, conveniently made User rotates rotating disk 10, facilitates the use of user, and the top and bottom on the right side of housing 1 have been respectively fixedly connected with the first fixture block 11 and second fixture block 12, the inner side of the first fixture block 11 and the second fixture block 12 has been fixedly connected with slipmat 19, slipmat 19 it is interior Side is provided with the second anti-slip veins, by the setting of slipmat 19, add the first fixture block 11 and the second fixture block 12 and chair legs it Between friction, avoid the occurrence of the phenomenon of skidding, the bottom on the right side of the first fixture block 11 is fixedly connected with the first connecting plate 13, the second card The top on the right side of block 12 is fixedly connected with the second connecting plate 14, is threaded between the first connecting plate 13 and the second connecting plate 14 Bolt 15.

In use, user is placed on chair legs between the first fixture block 11 and the second fixture block 12, then swivel bolt 15, from And making the first fixture block 11 and the second fixture block 12 that chair legs be fixed, then user's swing handle 18, handle 18 is with turn Disk 10 rotates, and rotating disk 10 drives the first movable post 6 to rotate, and the first movable post 6 drives first gear 8 to rotate, and first gear 8 drives Second gear 9 rotates, and first gear 8 and second gear 9 drive the first internal gear 4 and the second internal gear 5 to move left and right, so as to adjust The length of connecting rod 2 is saved, qin pin can be fixed for the inside for then qin pin being placed on sleeve 3.

In summary：The violoncello fixed fastener, by set housing 1, connecting rod 2, sleeve 3, the first internal gear 4, Second internal gear 5, the first movable post 6, the second movable post 7, first gear 8, second gear 9, rotating disk 10, the first fixture block 11, Two fixture blocks 12, the first connecting plate 13, the second connecting plate 14 and bolt 15 are used cooperatively, and to solve violoncello need when playing Qin pin is supported on ground, it is stiff that beginner acts when practising and playing, and tends to cause musical instrument displacement and slides into, causes to find pleasure in The problem of device damages.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of violoncello fixed fastener, including housing (1), it is characterised in that：It is provided through on the left of the housing (1) Connecting rod (2), is fixedly connected with sleeve (3) on the left of the connecting rod (2), the top and bottom on the right side of the connecting rod (2) Inwall with housing (1) is slidably connected, and the top and bottom on the right side of the connecting rod (2) have been respectively fixedly connected with the first internal tooth Plate (4) and the second internal gear (5), the rear side of housing (1) inwall are connected with the first movable post (6) successively from top to bottom With the second movable post (7), the surface of the first movable post (6) is arranged with first gear (8), the second movable post (7) Surface is arranged with second gear (9), and left side and the first gear (8) of the second gear (9) are intermeshed, the first gear (8) top is intermeshed with the first internal gear (4), and bottom and the second internal gear (5) of the second gear (9) are mutually nibbled Close, the outside that the front surface of the first movable post (6) is through to housing (1) is fixedly connected with rotating disk (10), the housing (1) The first fixture block (11) and the second fixture block (12), the first fixture block (11) right side have been respectively fixedly connected with the top and bottom of right side Bottom be fixedly connected with the first connecting plate (13), the top on the right side of second fixture block (12) is fixedly connected with the second connecting plate (14), it is threaded with bolt (15) between first connecting plate (13) and the second connecting plate (14).

A kind of 2. violoncello fixed fastener according to claim 1, it is characterised in that：At the top of the connecting rod (2) and Sliding block (16) is fixedly connected with the right side of bottom, the top and bottom of housing (1) inwall offer and sliding block (16) The chute (17) being used cooperatively.

A kind of 3. violoncello fixed fastener according to claim 1, it is characterised in that：Rotating disk (10) front surface Right side is fixedly connected with handle (18), and the surface of the handle (18) is provided with the first anti-slip veins.

A kind of 4. violoncello fixed fastener according to claim 1, it is characterised in that：First fixture block (11) and Slipmat (19) has been fixedly connected with the inside of two fixture blocks (12), the second anti-slip veins are provided with the inside of the slipmat (19).

A kind of 5. violoncello fixed fastener according to claim 1, it is characterised in that：Opened on the left of the housing (1) Provided with the through hole being used cooperatively with connecting rod (2).