CN216145414U - String tensioning device for bearing lower string - Google Patents

Abstract

The utility model relates to a string tensioning device, in particular to a string tensioning device for stressing a lower string. It includes the musical instrument body, and the musical instrument body includes neck and string bridge, set up the string mounting on the neck of the musical instrument body, the string bridge sets up string tensioning regulating part, and string mounting and string tensioning regulating part correspond and set up six, and string mounting and string tensioning regulating part set up the capotasto, and six occipitalia are seted up to the position that the capotasto top corresponds string mounting and string tensioning regulating part, and the string mounting is fixed, passes individual occipitalia string tensioning regulating part again and carries out the tensioning and adjust. The utility model drives the screw rod along the axial direction of the string to realize the tightness adjustment of the string, greatly improve the stability of the stress direction of the string, avoid the change of the stress direction of the string in the tightness adjustment process and solve the problem of tone quality change caused by the change of the stress direction of the string.

Description

String tensioning device for bearing lower string

Technical Field

The utility model relates to a string tensioning device, in particular to a string tensioning device for stressing a lower string.

Background

The guitar is translated into a tie or a six string instrument. The plucked musical instrument is generally provided with six strings, is similar to a violin in shape, and particularly comprises a body, a neck and the like.

Guitars are often considered the primary musical instrument in pop, rock, blues, folk songs, Buddhism. In the field of classical music, guitars often perform in solo or duet style; of course, in indoor music and orchestral music, the guitar also plays a considerable companying role.

During use, the fixation of the strings on the neck is usually completed by the string seats, the guitar needs to be maintained frequently, the string seats need to be disassembled, but the built-in screws on the disassembled string seats often fall off the string seats, and the built-in screws can be lost carelessly;

in addition, most of the existing guitars rotate the string head to adjust the tightness of the string, but the string is continuously wound on the string head to form the superposition of the string, once the stress direction between the string and the string head is superposed, the stress direction is changed, the regulation rule is influenced after the change, the tone quality is changed, different superpositions generate different stresses, the rule is difficult to grasp, and in addition, the string head rotates under the action of the string for a long time, and the good fixing effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a string tensioning device for stressing a lower string so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides a string tensioning device for stressing a lower string, which comprises a body, wherein the body comprises a neck and a bridge, the neck of the body is provided with a string fixing piece, the bridge is provided with a string tensioning adjusting piece, the string fixing piece and the string tensioning adjusting piece are correspondingly arranged in six numbers, the string fixing piece and the string tensioning adjusting piece are provided with a capotasto, the top of the capotasto is provided with six pillow grooves corresponding to the string fixing piece and the string tensioning adjusting piece, the string fixing piece is fixed, and then the string tensioning adjusting piece passes through the pillow grooves to perform tensioning adjustment.

As a further improvement of the technical scheme, the string fixing piece comprises a string seat, a limiting part is arranged on one side of the bottom of the string seat, a string hole is transversely formed in the string seat in a penetrating mode, a built-in hole is formed in the top of the string seat relative to one side of the limiting part, a built-in fixing component is arranged in the built-in hole, the string seat is fixed to the top of the neck through the built-in fixing component, and the string penetrates through the built-in fixing component in the string hole to be fixed.

As a further improvement of the technical solution, the limiting member includes a limiting cone, and the limiting cone has a conical structure.

As a further improvement of the technical scheme, the built-in fixing assembly comprises a fixing stud and a built-in screw arranged at the bottom of the fixing stud, the fixing stud is in threaded connection with the built-in hole, and the built-in hole extends towards the bottom of the string hole to form a through hole.

As a further improvement of the technical scheme, the string tensioning adjusting part comprises a string pipe, a string limiting part is arranged at the top of one side of the string pipe, a string pipe adjusting groove is formed in the position, adjacent to the string limiting part, of the top of the string pipe, a tensioning assembly is arranged at one end, opposite to the string limiting part, of the string pipe, the string pipe enters the string pipe adjusting groove through the string limiting part, tensioning adjustment is carried out on the tensioning assembly, and a string pipe fixing part is arranged at the bottom of the string pipe and used for fixing the string pipe on a string bridge.

As a further improvement of the technical scheme, the tensioning assembly comprises an adjusting screw rod, a string fixing hole is arranged in the adjusting screw rod in a penetrating mode, a tensioning sliding groove is formed in one side, opposite to the string limiting part, of the string pipe adjusting groove, a sliding bolt is connected to one side, located on the tensioning sliding groove, of the top of the adjusting screw rod in a threaded mode, the sliding bolt is connected with the tensioning sliding groove in a sliding mode, and a rotating cap is arranged on the outer portion of the adjusting screw rod in a threaded connection mode.

As a further improvement of the technical scheme, the chord tube fixing piece comprises a fixing plate, through holes are symmetrically formed in the fixing plate, a fixing bolt is in threaded connection between the two through holes, and the fixing bolt is in sliding connection with the chord tube adjusting groove.

As a further improvement of the technical scheme, the string limiting part comprises a chord column, a chord column groove matched with the chord column is formed in the position, corresponding to the chord column, of the chord tube, the chord column is in splicing fit with the chord column, and a string limiting groove of a V-shaped structure is formed in the top of the chord column.

Compared with the prior art, the utility model has the beneficial effects that:

in the string tensioning device for stressing the lower string, the built-in screw and the limiting cone fix the string seat on the neck, then the string penetrates through the string hole, the fixing stud is screwed up to fix the string, the bottom of the fixing stud is of a conical structure so as to improve the fixing strength of the string, in addition, the built-in screw is arranged in the built-in hole and cannot be separated from the string seat due to limitation of the fixing stud, and therefore the problem that the built-in screw is easy to move and separate from the string seat to cause loss after being disassembled is solved;

in addition, carry out the lead screw drive along string axial direction to realize the regulation of string elasticity, improve the stability of string atress direction greatly, avoid changing the atress direction of string at the tight regulation in-process, solve string atress direction and change the problem that leads to tone quality to change.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a string fixing member according to embodiment 1 of the present invention;

fig. 3 is a disassembled view of the string fixing member structure of embodiment 1 of the present invention;

fig. 4 is a schematic side view of a string fixing member according to embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a string tension adjusting member of embodiment 1 of the present invention;

fig. 6 is a structural exploded view of a string tension adjusting member in embodiment 1 of the present invention;

fig. 7 is a side view schematically showing the string tension adjusting member of embodiment 1 of the present invention;

fig. 8 is a schematic view of a capo structure according to embodiment 1 of the present invention.

The various reference numbers in the figures mean:

100. a string fixing member;

110. a string seat; 111. a built-in hole; 1111. perforating; 112. a string hole;

120. a built-in fixing component; 121. fixing the stud; 122. a screw is arranged inside;

130. a limiting member; 131. a limiting cone;

200. a string tension adjustment member;

210. a string pipe; 211. a chord post groove; 2111. positioning a groove; 212. a chord tube adjustment slot; 213. a tensioning chute; 214. extruding the bolt; 215. a limiting surface;

220. a string limiting piece; 221. a chord post; 222. a string limiting groove;

230. adjusting the screw rod; 231. a sliding bolt; 232. a string fixing hole; 240. a rotating assembly; 241. a side rotating plate; 242. an inner rotating plate; 250. rotating the cap; 260. a chord tube fixing member; 261. a fixing plate; 262. fixing the bolt; 270. a tension assembly;

300. a body;

400. a capo; 410. a pillow groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1-8, the utility model provides a string tensioning device for applying force to a lower string, which comprises a body 300, wherein the body 300 comprises a neck and a bridge, the neck of the body 300 is provided with a string fixing member 100, the bridge is provided with a string tensioning adjusting member 200, six string fixing members 100 and six string tensioning adjusting members 200 are correspondingly arranged, the string fixing member 100 and the string tensioning adjusting member 200 are provided with a capo 400, the top of the capo 400 is provided with six pillow grooves 410 corresponding to the string fixing member 100 and the string tensioning adjusting member 200, the string fixing member 100 is fixed and passes through the pillow grooves 410 to be tensioned and adjusted, so that the pillow grooves 410 lift the height of the string to form a height difference with two sides, and the string is connected to be more tight.

In this embodiment, the string fixing member 100 includes a string seat 110, a limiting member 130 is disposed on one side of the bottom of the string seat 110, a string hole 112 is transversely formed in the string seat 110 in a penetrating manner, a built-in hole 111 is formed in one side of the top of the string seat 110 opposite to the limiting member 130, a built-in fixing component 120 is disposed in the built-in hole 111, the built-in fixing component 120 and the limiting member 130 are used for fixing the string seat 110 to the top of the neck, and the string passes through the built-in fixing component 120 in the string hole 112 to be fixed.

Specifically, the limiting member 130 includes a limiting cone 131, the limiting cone 131 is of a conical structure, a slot is formed in the position, corresponding to the limiting cone 131, of the neck, the limiting cone 131 is inserted into the slot during use, so that the string seat 110 is fixed, in addition, the built-in fixing component 120 includes a built-in screw 122, the built-in screw 122 is screwed into the neck during use, the built-in screw 122 and the limiting cone 131 are matched to fix the string seat 110, only the built-in screw 122 needs to be screwed in the whole fixing process, operation steps are reduced, and the limiting cone 131 can be preliminarily positioned before fixing.

Further, the built-in fixing assembly 120 comprises a fixing stud 121, a built-in screw 122 is arranged at the bottom of the fixing stud 121, the fixing stud 121 is in threaded connection with the built-in hole 111, the built-in hole 111 extends towards the bottom of the string hole 112 to form a through hole 1111, and the built-in screw 122 is inserted into the through hole 1111 and exposed at the bottom of the string seat 110 in use.

The working principle is as follows:

firstly, the built-in screw 122 and the limiting cone 131 fix the string seat 110 on the neck, then the string passes through the string hole 112, at the moment, the fixing stud 121 is screwed to fix the string, the bottom of the fixing stud 121 is of a conical structure so as to improve the fixing strength of the string, in addition, the built-in screw 122 is built in the built-in hole 111 and cannot be separated from the string seat 110 due to the limitation of the fixing stud 121, and therefore the problem that the built-in screw 122 is easy to separate from the string seat 110 to cause loss after being disassembled is solved.

In addition, the top of the through hole 1111 is recessed inwards to form a preset cavity, and the height of the top surface of the built-in screw 122 inserted into the through hole 1111 is higher than that of the bottom surface of the string hole 112, so that the built-in screw 122 is prevented from blocking the path of the string hole 112, and strings can penetrate through the built-in screw.

Still further, string tensioning adjusting part 200 includes chord tube 210, one side top of chord tube 210 sets up string locating part 220, chord tube 210 top is adjacent to the position of string locating part 220 and is seted up chord tube adjustment groove 212, chord tube 210 sets up tensioning assembly 270 for the one end of string locating part 220, the string passes through string locating part 220 and gets into in chord tube adjustment groove 212, tensioning assembly 270 carries out the tensioning regulation again, chord tube 210 bottom sets up chord tube mounting 260 for fix chord tube 210 on the bridge.

In this embodiment, the tensioning assembly 270 includes an adjusting screw 230, a string fixing hole 232 is disposed in the adjusting screw 230, a tensioning sliding slot 213 is disposed on one side of the string tube adjusting slot 212 opposite to the string limiting member 220, a sliding bolt 231 is connected to one side of the tensioning sliding slot 213 at the top of the adjusting screw 230 through a screw thread, the sliding bolt 231 of the adjusting screw 230 is connected to the tensioning sliding slot 213 through a sliding connection, and a rotating cap 250 is disposed outside the adjusting screw 230 through a screw thread connection.

The specific working principle is as follows:

the strings are first inserted into the tuning pin adjustment grooves 212, the tuning pin adjustment grooves 212 enter the tension slide grooves 213, then the string is inserted into the tuning hole 232, at this time, the sliding bolt 231 is tightened, the sliding bolt 231 fixes the string, then the other end of the string is fixed to the top of the neck, so that the pulling force of the string causes the screw cap 250 to abut against the tailpiece 210, and at this time the screw cap 250 is rotated, the screw rod 230 is engaged with the screwing force in the tightening slide groove 213 to slide laterally in different directions according to the direction of rotation, and slides to the side close to the tuning-pipe groove 212, so that the string is fed, or tightened, thereby carry out the lead screw drive along string axial direction to realize the regulation of string elasticity, improve the stability of string atress direction greatly, avoid changing the atress direction of string at the tight regulation in-process, solve string atress direction and change the problem that leads to tone quality to change.

Further, the top of the tuning peg 210 is transversely cut at a position corresponding to the tuning peg 212 to facilitate the string to better penetrate into the tension chute 213.

Specifically, the chord tube fixing member 260 includes a fixing plate 261, through holes are symmetrically formed in the fixing plate 261, the chord tube fixing member 260 is fixed on the bridge by matching with the built-in screw 122, a fixing bolt 262 is connected between the two through holes through a thread, and the fixing bolt 262 of the fixing plate 261 is connected with the chord tube adjusting groove 212 in a sliding manner, so that the chord tube 210 can also slide on the fixing plate 261 and can be fixed by using the fixing bolt 262, thereby realizing the adjustment of the position of the chord tube 210, and further adjusting by using the change of the position of the chord tube 210 on the basis of the adjustment of the tensioning assembly 270.

In addition, the bottom of the chord tube 210 is provided with a limiting surface 215, and the limiting surface 215 is inclined downwards to limit the sliding fixing plate 261.

Besides, the string limiting part 220 includes a string post 221, a string post groove 211 matched with the string post is formed in the position, corresponding to the string post 221, of the string tube 210, the string post 221 is in plug-in fit with the string post 221, a string limiting groove 222 in a V-shaped structure is formed in the top of the string post 221, the string penetrates through the string tube adjusting groove 212, the string is clamped into the string limiting groove 222 to limit the string, excessive vibration of the string is avoided in the adjusting process, the string is lifted to the height of the string tube adjusting groove 212, damage to the string is avoided due to the fact that the outer edge of the string tube adjusting groove 212 is in contact with the string, the side end of the string tube 210 is in threaded connection with an extrusion bolt 214, a positioning groove 2111 is formed in the string post groove 211, two limiting posts are symmetrically arranged on the string post 221, and are clamped with the positioning groove 2111, and it is ensured that the string limiting groove 222 is located in the axial direction after the string post 221 is inserted into the string post groove 211.

Besides, the adjusting screw 230 is externally provided with a rotating assembly 240, the rotating assembly 240 comprises an inner rotating plate 242, two sides of the inner rotating plate 242 are provided with side rotating plates 241, and two side walls of the inner rotating plate 242 are provided with a plurality of balls in an annular shape, so that the rotating cap 250 can be rotated, and the rotating cap 250 is externally provided with embossed lines, which is more convenient for the stress of the hand during rotation.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a string overspeed device tensioner that atress is carried out to lower string, includes the musical instrument body (300), and the musical instrument body (300) includes neck and string bridge, its characterized in that: set up string mounting (100) on the neck of the musical instrument body (300), the string bridge sets up string tensioning regulating part (200), and string mounting (100) and string tensioning regulating part (200) correspond and set up six, string mounting (100) and string tensioning regulating part (200) set up capotasto (400), six occipitalia (410) are seted up to the position that capotasto (400) top corresponds string mounting (100) and string tensioning regulating part (200), string mounting (100) are fixed, pass again individual occipitalia (410) string tensioning regulating part (200) and carry out the tensioning regulation.

2. The string tensioner upon stressing of the lower string as recited in claim 1, characterized in that: the string fixing piece (100) comprises a string seat (110), a limiting piece (130) is arranged on one side of the bottom of the string seat (110), a string hole (112) is transversely formed in the string seat (110) in a penetrating mode, a built-in hole (111) is formed in the top of the string seat (110) relative to one side of the limiting piece (130), a built-in fixing component (120) is arranged in the built-in hole (111), the built-in fixing component (120) and the limiting piece (130) are used for fixing the string seat (110) to the top of a neck, and a string penetrates through the built-in fixing component (120) in the string hole (112) to be fixed.

3. The string tensioning device for stressing the lower string as recited in claim 2, wherein: the limiting part (130) comprises a limiting cone (131), and the limiting cone (131) is of a conical structure.

4. The string tensioning device for stressing the lower string as recited in claim 2, wherein: the built-in fixing assembly (120) comprises a fixing stud (121) and a built-in screw (122) arranged at the bottom of the fixing stud (121), the fixing stud (121) is in threaded connection with the built-in hole (111), and the built-in hole (111) extends towards the bottom of the chord hole (112) to form a through hole (1111).

5. The string tensioner upon stressing of the lower string as recited in claim 1, characterized in that: string tensioning regulating part (200) includes string pipe (210), and one side top of string pipe (210) sets up string locating part (220), and string pipe adjustment tank (212) are seted up to the position that string pipe (210) top is adjacent to string locating part (220), and string pipe (210) set up tensioning subassembly (270) for the one end of string locating part (220), and the string gets into in string pipe adjustment tank (212) through string locating part (220), and tensioning subassembly (270) carry out the tensioning regulation again, string pipe (210) bottom sets up string pipe mounting (260) for fix string pipe (210) on the bridge.

6. The string tensioning device for stressing the lower string as recited in claim 5, wherein: the tensioning assembly (270) comprises an adjusting screw rod (230), a string fixing hole (232) penetrates through the adjusting screw rod (230), a tensioning sliding groove (213) is formed in one side, opposite to the string limiting piece (220), of the string pipe adjusting groove (212), a sliding bolt (231) is in threaded connection with one side, located on the tensioning sliding groove (213), of the top of the adjusting screw rod (230), the sliding bolt (231) of the adjusting screw rod (230) is in sliding connection with the tensioning sliding groove (213), and a rotating cap (250) is arranged in threaded connection with the outer portion of the adjusting screw rod (230).

7. The string tensioning device for stressing the lower string as recited in claim 5, wherein: the chord tube fixing piece (260) comprises a fixing plate (261), through holes are symmetrically formed in the fixing plate (261), a fixing bolt (262) is connected between the two through holes in a threaded mode, and the fixing bolt (262) of the fixing plate (261) is connected with the chord tube adjusting groove (212) in a sliding mode.

8. The string tensioning device for stressing the lower string as recited in claim 5, wherein: string locating part (220) include chord member (221), chord member (210) correspond the position of chord member (221) and offer chord member groove (211) rather than matching, chord member (221) and chord member (221) cooperation of pegging graft, limit chord groove (222) of "V" shape structure are seted up at the top of chord member (221).

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