CN201166965Y

CN201166965Y - Transposition clip structure for a stringed instrument

Info

Publication number: CN201166965Y
Application number: CNU2007203048807U
Authority: CN
Inventors: 钟志明
Original assignee: 戈建林
Priority date: 2007-11-30
Filing date: 2007-11-30
Publication date: 2008-12-17
Anticipated expiration: 2017-11-30

Abstract

The utility model provides a capo structure of a string instrument which is characterized in that a wedge-shaped rubber bar is fixedly arranged at the bottom of a string press arm; one end of the string press extends downwards to form a support arm; a notch is formed on the support arm; a spring pin is arranged close to the position of the string press arm and on the surface where the notch is perpendicular to the string press arm; a torsion spring is fixed in the spring pin; a convex plane sloping downwards is arranged on the support arm; a screw hole penetrates the convex plane and communicates with the notch; a rubber washer is fixedly arranged on the inner concave arc-shaped surface of a pressurizing arm; a laborsaving wear-resistant protective piece is arranged on the other surface of the pressurizing arm close to the end site of the spring pin; an adjusting screw is screwed in the screw hole; and the front end of the adjusting screw is pressed on the laborsaving wear-resistant protective piece. The utility model provides the laborsaving capo structure, which is used conveniently and suitable for string instruments of various thicknesses.

Description

Stringed musical instrument CAPO structure

Technical field

The utility model relates to a kind of musical instrument fitting, especially refers to a kind of stringed musical instrument CAPO structure.

Background technology

CAPO is a kind of guitar or other stringed music instrument handle of being sandwiched in, and is pressed on the string, utilizes different effectively strings to remove to change the instrument of guitar or other stringed musical instrument sound height apart from length.

Existing CAPO 1, as shown in Figure 5, comprise: horizontally extending pressure string arm 50, one end of this pressure string arm 50 extends a lever 51 up, extend a sway brace 52 down, arm 53 is hubbed at the bottom of sway brace 52, the front end of this arm 53, towards pressing string arm 50 bearing of trends and up extending, make and press string arm 50 and arm 53 to form an opening, the tail end of this arm 53 up and differ from and press string arm 50 bearing of trends, torsionspring 54 1 ends are located at sway brace 52 and are differed from the another side of pressing string arm 50, the other end is located at arm 53 than the caudal part place.When using CAPO, with holding the tail end of lever 51, firmly open the opening of pressing between string arm 50 and the arm 53 with arm 53, it is clamped on the guitar handle.But, because the torsionspring 54 of this CAPO belongs to large-scale torsionspring, need to use big strength opening could be opened, and allow CAPO be fixed on the qin lattice, when user's strength hour, as women or children, the CAPO of might not opening.

Therefore, the someone creates another kind of CAPO again, existing CAPO 2, as shown in Figure 6, comprise: horizontally extending pressure string arm 60, one end of this pressure string arm 60 is extended with a sway brace 61 down, the bottom of this sway brace 61 is towards pressing string arm 60 bearing of trends to extend a fixed arm 62, arm 63 1 ends are hubbed at the middle section of sway brace 61, the other end is tiltedly gone up extension towards the direction of 60 pressure string arms, makes arm 63 and presses 60 on string arm to form an opening, and adjustment knob 64 is by being arranged in fixed arm 62 close tail end places down up, can be pressed against arm 63, be used for adjusting the openings of sizes between arm 63 and the pressure string arm 60.The CAPO of knob 64 control openings of sizes is adjusted in this utilization, do not need to use very big strength just can operate, but its shortcoming is arranged also, when adjusting arm 63 that knob 64 is screwed into urgent this CAPO after press string arm 60 to move, as adjusting knob 64 spiral shell pines, 63 of arms can't automatically reply original position, therefore use and go up inconvenience.

Another kind of CAPO is arranged again, existing CAPO 3, comprise: horizontal-extending is pressed the string arm, this end of pressing the string arm is down and toward pressing little curved extension one sway brace of string arm bearing of trend, the tail end of this sway brace is provided with a screw hole, flat elastic piece is located at sway brace and is positioned at the one side of pressing the string arm, and this flat elastic piece is extended outside the sway brace bottom, the arm front end is by the distolateral fluting that is concaved with inwardly, be provided with a fixing pin near the tail end place in this fluting, this fluting can stretch into for the tail end of sway brace, make this sway brace can be hubbed on the arm near the tail end place, and make this flat elastic piece be positioned at fixing pin towards a side of pressing the string arm, this arm rear end is then towards pressing string arm direction to extend and little bending downwards, make the arm tail end form a less opening with pressing the string arm, adjusting knob is arranged in the screw hole, can be pressed against flat elastic piece, be screwed into when being pressed against on the flat elastic piece when adjusting knob, can move towards the direction of pressing the string arm by the pushing and pressing arm, make the openings get smaller between arm and pressure string arm, make on its qin lattice that are located in the qin handle, when adjusting knob spiral shell pine, flat elastic piece can be replied arm is retracted.But this CAPO opening is originally just less, only can clamp thin qin handle, and the CAPO opening is little, cause the start of arm range limited, therefore utilize flat elastic piece to come the start arm to reply, and the distortion that flat elastic piece can produce is limited, and the elastic force that has is also less, therefore the CAPO opening open range limited system, make this CAPO can only clamp thin qin handle.

At the shortcoming that above CAPO exists, rely on the research and making development Experience of being engaged in association area for many years, after careful design and assessment, create a kind of innovation structure that can improve above-mentioned shortcoming and have more desirable practicality.

Summary of the invention

The utility model provides a kind of stringed musical instrument CAPO structure, its objective is to solve the prior art problem, provides a kind of laborsaving, and is easy to use and be suitable for the CAPO that the stringed musical instrument of all thickness uses.

Stringed musical instrument CAPO structure, it is characterized in that: one presses string arm horizontal-extending, described pressure string arm bottom surface is installed with a wedge-shaped rubber press strip, one end of described pressure string arm is extended with a sway brace down, this sway brace is near the one side of described pressure string arm, by the distolateral fluting that is provided with inwardly of tail end, in this fluting with press the string arm to be on the vertical face and to be positioned to be provided with a spring tip near pressure string arm place, fix a torsionspring in the described spring tip, described sway brace is positioned at away from the one side of pressing the string arm and near sway brace tail end place, form the convex plane that tiltedly has a down dip one day, be equipped with a screw hole on this convex plane, this screw hole is connected with fluting, the one side of arm has one to be on the fan-shaped inner concave arc surface and to be installed with a rubber sheet gasket, the another side of this arm has a province near the spring tip one end place and resists the damage bluff piece strenuously, adjusts spiral button spiral shell and is located in the screw hole, and its front end is pressed against province and resists strenuously on the damage bluff piece.One end of described adjustment spiral knob i.e. this lead screw head part and arm is smooth semisphere or arc.

The beneficial effects of the utility model: the opening that forms between arm and pressure string arm is bigger, and utilize a torsionspring to be pressed against the front end of arm, can produce bigger distortion, therefore also the CAPO than known is big for the scope of opening of CAPO opening, can not only be clipped on the thicker musical instrument qin handle, thin musical instrument qin handle also can be clamped.And employed wedge-shaped rubber press strip, can adopt different section thickness according to different strings footpath, the rubber material that it adopts is special, is fit to classical guitar, folk rhyme guitar, electric guitar, electric shellfish scholar, Banjo (Banjo), instrument (Mandolin), trichord, Ruan Qin, national muscial instrument, Re Wapu, granny rag is general, fire is not thought, prick wooden Nie, ancient sincere, all stringed musical instruments uses such as its that, eastern Bradley of Soviet Union.Adjusting spiral button one end is to be made of smooth semisphere lead screw head, and main effect is to lower that therefore this lead screw, can reach the function of laborsaving, anti-loss to the friction force of arm when adjusting the spiral button and regulating.

Description of drawings

Fig. 1 is the utility model stereographic map;

Fig. 2 is the utility model sectional view;

Fig. 3 is the utility model user mode figure;

Fig. 4 is the utility model wedge-shaped rubber press strip and adjusts spiral button synoptic diagram;

Fig. 5 is the structural representation of existing CAPO 1;

Fig. 6 is the structural representation of existing CAPO 2.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, one presses string arm 10, and this pressure string arm 10 is horizontal-extending, and its bottom surface is installed with a wedge-shaped rubber press strip 11; One end of this pressure string arm 10 is extended with a sway brace 12 down, this sway brace 12 is near the one side of pressing string arm 10, by the distolateral fluting 13 that is provided with inwardly of tail end, in this fluting 13 with press string arm 10 to be on the vertical face and to be positioned to be provided with a spring tip 14 near pressure string arm 10 places, can fix a torsionspring 15 in this spring tip 14, the stiff end of this torsionspring 15 is fixed on the sway brace 12, and its free end acts on the set torsion spring chute of arm 20; Sway brace 12 is positioned at away from the one side of pressing string arm 10 and near sway brace 12 tail end places and forms the convex plane 17 that tiltedly has a down dip one day, is equipped with a screw hole 18 on this convex plane 17, and this screw hole 18 is connected with fluting 13; One arm 20, the one side of this arm 20 include one and are fan-shaped inner concave arc surface 21, are installed with a rubber sheet gasket 22 on this inner concave arc surface 21, and the another side of this arm 20 has a province near the spring tip 14 1 end places and resists damage bluff piece 23 strenuously; Arm 20 can be inserted in the fluting 13 of sway brace 12, can allow

arm

20 and 10 on pressure string arm form an opening bigger than CAPO commonly used; One adjusts spiral button 30, and this adjustments spiral button 30 comprises half ball screw head 31, but these adjustment spiral button 30 spiral shells be located in the screw hole 18, and make this semisphere screw head 31 be pressed against province to resist damage bluff piece 23 strenuously.

When using CAPO, can and press the opening of 10 on string arm to place on the qin handle 40 with arm 20, can slowly be screwed into toward in this moment with adjusting spiral button 30, make these adjustment spiral button 30 front end semisphere screw heads 31 pushing and pressing economize to resist strenuously and decrease bluff piece 23, make arm 20 slowly toward pressing string arm 10 close, and make openings get smaller, allow CAPO be fixed on the qin handle 40.

Because arm 20 of the present utility model is bigger with the opening of pressing string arm 10, and utilize torsionspring 15 bigger than the distortion that the flat elastic piece of CAPO commonly used can produce, and the recovery of elastic force is also better, therefore the scope of opening of the utility model opening is bigger than CAPO commonly used, make the utility model can not only be clipped on the thicker qin handle, thin qin handle also can be clamped.

Claims

1, stringed musical instrument CAPO structure, it is characterized in that: one presses string arm horizontal-extending, described pressure string arm bottom surface is installed with a wedge-shaped rubber press strip, one end of described pressure string arm is extended with a sway brace down, this sway brace is near the one side of described pressure string arm, by the distolateral fluting that is provided with inwardly of tail end, in this fluting with press the string arm to be on the vertical face and to be positioned to be provided with a spring tip near pressure string arm place, fix a torsionspring in the described spring tip, described sway brace is positioned at away from the one side of pressing the string arm and near sway brace tail end place, form the convex plane that tiltedly has a down dip one day, be equipped with a screw hole on this convex plane, this screw hole is connected with fluting, the one side of arm has one to be on the fan-shaped inner concave arc surface and to be installed with a rubber sheet gasket, the another side of this arm has a province near the spring tip one end place and resists the damage bluff piece strenuously, adjusts spiral button spiral shell and is located in the screw hole, and its front end is pressed against province and resists strenuously on the damage bluff piece.

2, stringed musical instrument as claimed in claim 1 CAPO structure is characterized in that: an end of described adjustment spiral knob i.e. this lead screw head part and arm is smooth semisphere or arc.