CN209199579U - A kind of multistage modified tone is foot-operated - Google Patents

Abstract

The utility model discloses a kind of multistage modified tone is foot-operated, including pedestal and multiple footrest components being arranged in pedestal, the footrest component includes being arranged successively and foot-operated front bar, foot-operated rear bar, pedal connecting rod and foot-operated wraping plate that head and the tail are hinged.The utility model has the advantages that in the present apparatus, the transmission stock changed voice will be adjusted and be designed to folding transmission of cranking arm, foot pedal amplitude of fluctuation is without excessive, so that it may complete the adjusting of tone, the thickness of pedestal is reduced in this way, also facilitates the user of musical instrument；The foot-operated transmission stock of tradition is longer, and the transmission of the present apparatus, which is cranked arm, can reduce length, also substantially reduces the width of pedestal, and without being designed to intersect installation, while reducing volume, also reduces the difficulty of maintenance；Into a ladder, footrest component can repeatedly be adjusted pull rod for the opening design of present apparatus setting, to reach musical instrument with multistage tone, so that the range of musical instrument is wider, playing effect is reinforced.

Description

A kind of multistage modified tone is foot-operated

Technical field

The utility model relates to machinery fields, are related specifically to a kind of mechanical structure applied on plucked instrument, specifically It is foot-operated to be related to a kind of multistage modified tone.

Background technique

Plucked instrument it is with a long history, type shape is various, is a kind of stringed musical instrument for being rich in characteristic.Before 3,000 years Zhou Dynasty, just musical instruments such as existing qin, plucked instrument, building when then producing or have input successively the weekend Warring states, zither, string fermented soya beans, salted or other wise, the Chinese of Qin Dynasty An ancient plucked stringed instrument in generation, Ruan, the Chinese lute of Tang, Sui, the trichord of the Yuan Dynasty, the dulcimer of the Ming Dynasty etc..Plucked instrument is divided to horizontal type and vertical two class.It is horizontal Formula, such as: zither (Chinese zither and inflexion zither), seven-stringed plucked instrument in some ways similar to the zither, dulcimer and monochord；It is vertical, such as: Chinese lute, Ruan, yu-kin, trichord, liuqin, winter Do not draw and prick wooden Nie etc..

Existing large vertical plucked instrument such as an ancient plucked stringed instrument, harp etc., is generally provided with modified tone mechanism, rises to musical instrument Falling tone processing, so that musical instrument plays out a variety of tones, enhances the expressive force of musical instrument.The transmission device setting of changing voice of modified tone mechanism In musical instrument bottom, use is foot-operated, and referred to as modified tone is foot-operated, and modified tone first is foot-operated to be swung up and down in bring using transmission stock The offset of lower position, to be exported to the transmission of modified tone mechanism.As shown in Figure 1, the foot pedal 7 of all connection transmission stocks 8 limits Make user foot institute nearby, so foot pedal 7 is located at below string, adjusts the pull rod 5 of modified tone mechanism and be driven stock 8 Middle section connection, for the link position of pull rod 5 and transmission stock 8 closer to foot pedal 7, the amplitude of stretching of pull rod 5 is bigger, It is bigger to the amplitude of accommodation of modified tone mechanism, but closer to foot pedal 7, pull rod 5 can hinder user to drill closer to string It plays, so pull rod 5 can be installed far from string in design, but the link position of pull rod 5 and transmission stock 8 is needed further away from foot pedal 7 When pull rod 5 being wanted to reach the flexible amplitude of regulatory function, it is necessary to it is elongated to be driven stock 8.So the transmission that existing modified tone is ridden is long Bar just seems very long, and the tiling area of pedestal can be very big, also has transmission stock being divided into two groups, two groups of top-bottom cross are mounted on It is to save tiling space in this way in musical instrument pedestal, but when damaging, very inconvenient maintenance, and increase pedestal Thickness so that musical instrument pedestal or very it is huge.

Utility model content

The purpose of this utility model is to provide a kind of multistage modified tones to ride, to solve existing use in an ancient plucked stringed instrument, harp Modified tone on equal plucked instruments is foot-operated, because structure is excessively huge, musical instrument volume is caused to become larger, and aesthetics reduces, installation and maintenance fiber crops Tired defect.

To achieve the above object, the technical solution of the utility model is foot-operated for a kind of multistage modified tone, including pedestal, Yi Jiduo A footrest component being arranged in pedestal；

The footrest component include be arranged successively and the hinged foot-operated front bar of head and the tail, foot-operated rear bar, pedal connecting rod and Foot-operated wraping plate, the connecting shaft between the foot-operated front bar and foot-operated rear bar extend in vertical direction, ride rear bar and the company of riding Connecting shaft between bar extends in horizontal direction, and the connecting shaft between pedal connecting rod and foot-operated wraping plate also extends in horizontal direction, The middle part of the foot-operated rear bar is mounted below the upper plate of pedestal by first support, is between foot-operated rear bar and first support The middle part of rotation connection, foot-operated wraping plate is mounted below upper plate by second support, and riding is to turn between wraping plate and second support Dynamic connection, the one end of the foot-operated wraping plate far from pedal connecting rod and pull rod are rotatablely connected, and the end is also by tension spring connection Plate；

The side of pedestal is provided with opening side plate, is provided on the opening side plate and opens correspondingly with footrest component Mouthful, the opening includes at least two vertical slots and at least two translots, and all vertical slots are designated as the first vertical slot, second perpendicular Slot ..., N vertical slot, all translots be designated as the first translot, the second translot ..., N translot, the lower end of first vertical slot connects One end of logical first translot, the other end of the first translot are connected to the upper end of the second vertical slot, and the lower end connection second of the second vertical slot is horizontal One end of slot, and so on；

The foot-operated front bar stretches out pedestal far from one end of foot-operated rear bar from corresponding opening, rides front bar far from foot-operated One end of rear bar can do limit along opening and swing, and will drive foot-operated wraping plate and do upper and lower swing far from one end of pedal connecting rod, Foot-operated front bar is connected with a foot pedal far from one end of foot-operated rear bar.

The first support and second support all passes through the lower section that bottom plate is mounted on upper plate, first support and second support All by screw in the lower section of bottom plate, bottom plate is mounted on the lower section of upper plate by screw.

The tension spring is connected to the lower end of upper plate also by bottom plate, i.e. one end of tension spring is fixed on bottom plate lower end, another End is fixed on foot-operated wraping plate.

The opening includes vertical slot and translot, and the bar diameter cooperation of the width of the vertical slot and foot-operated front bar is described The width of translot is greater than the bar diameter of foot-operated front bar.

Contact position in the foot-operated front bar with opening side plate is enclosed with mute gum cover.

The horizontal position of the foot-operated rear bar and first support hinge joint is higher than foot-operated wraping plate and second support hinge joint Horizontal position.

Hinged between the foot pedal and foot-operated front bar, the foot-operated front bar is provided with one below foot pedal Stopper, so that foot pedal can not stir downwards.

The surface of the foot pedal is provided with anti-skid chequer.

The utility model has the advantages that

(1) in the present apparatus, the transmission stock changed voice will be adjusted and be designed to folding transmission of cranking arm, foot pedal amplitude of fluctuation Without excessive, so that it may complete the adjusting of tone, reduce the thickness of pedestal in this way, also facilitate the user of musical instrument；

(2) the foot-operated transmission stock of tradition is longer, and the transmission of the present apparatus, which is cranked arm, can reduce length, also substantially reduce pedestal Width, and without be designed to intersect installation, reduce volume while, also reduce the difficulty of maintenance；

(3) into a ladder, footrest component can repeatedly be adjusted pull rod, to reach for the opening design of present apparatus setting There is multistage tone to musical instrument, so that the range of musical instrument is wider, playing effect is reinforced.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the prior art；

Fig. 2 is the structural schematic diagram of embodiment 1；

Fig. 3 is the structural schematic diagram of footrest component in embodiment 1；

Fig. 4 is that the footrest component of embodiment 1 is in the structural schematic diagram of original state；

Fig. 5 is that the footrest component of embodiment 1 is in the structural schematic diagram of level-one modified tone state；

Fig. 6 is that the footrest component of embodiment 1 is in the structural schematic diagram of second level modified tone state；

Fig. 7 is the structural schematic diagram of 1 split shed side plate of embodiment；

Fig. 8 is the structural schematic diagram of footrest component in embodiment 2；

Fig. 9 is the structural schematic diagram of footrest component in embodiment 3；

Figure 10 is the structural schematic diagram of footrest component in embodiment 4；

Figure 11 is that rear transverse sectional view is straightened in footrest component in embodiment 4；

Figure 12 is that rear longitudinal sectional view is straightened in footrest component in embodiment 4.

Specific embodiment

The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.

Embodiment 1

As illustrated in figs. 2-7, a kind of multistage modified tone is foot-operated, including pedestal 1 and multiple foot-operated group be arranged in pedestal 1 Part 2；

The footrest component 2 includes being arranged successively and the hinged foot-operated front bar 201 of head and the tail, foot-operated rear bar 202, foot-operated Connecting rod 203 and foot-operated wraping plate 204, the connecting shaft between the foot-operated front bar 201 and foot-operated rear bar 202 are prolonged in vertical direction It stretches, the connecting shaft between foot-operated rear bar 202 and pedal connecting rod 203 extends in horizontal direction, pedal connecting rod 203 and foot-operated wraping plate Connecting shaft between 204 also extends in horizontal direction, and the middle part of the foot-operated rear bar 202 is mounted on bottom by first support 3 101 lower section of upper plate of seat 1 is ridden for rotation connection between rear bar 202 and first support 3, and the middle part of foot-operated wraping plate 204 passes through Second support 4 is mounted on the lower section of upper plate 101, rides between wraping plate 204 and second support 4 as rotation connection, described foot-operated to stick up The one end of plate 204 far from pedal connecting rod 203 and pull rod 5 are rotatablely connected, and the end also passes through tension spring 205 and connects upper plate 101；

The side of pedestal 1 is provided with opening side plate 102, is provided with footrest component 2 one by one on the opening side plate 102 Corresponding opening 103, the opening 103 include at least two vertical slots 104 and at least two translots 105, all vertical slots 104 Be designated as the first vertical slot, the second vertical slot ..., N vertical slot, all translots 105 be designated as the first translot, the second translot ..., N translot, The lower end of first vertical slot is connected to one end of the first translot, and the other end of the first translot is connected to the upper end second of the second vertical slot The lower end of vertical slot is connected to one end of the second translot, and so on；

The foot-operated front bar 201 stretches out pedestal 1 far from one end of foot-operated rear bar 202 from corresponding opening 103, before riding Bar 201 can do limit far from one end of foot-operated rear bar 202 along opening 103 and swing, and will drive foot-operated wraping plate 204 and connect far from foot-operated Upper and lower swing is done in one end of bar 203, and foot-operated front bar 201 is connected with a foot pedal 7 far from one end of foot-operated rear bar 202.

The opening 103 includes vertical slot 104 and translot 105, the width of the vertical slot 104 and foot-operated front bar 201 The cooperation of bar diameter, the width of the translot 105 are greater than the bar diameter of foot-operated front bar 201.The width of vertical slot 104 and foot-operated front bar 201 Bar diameter it is consistent so that foot-operated front bar 201 can only be swung up and down in vertical slot 104, and can not swing, because swinging Influence whether stepping on for user, and translot 105 needs to be designed the bar diameter slightly larger than foot-operated front bar 201, convenient foot-operated front bar 201 enter translot 105, the slightly larger use that will not influence device of the width of translot 105.

The horizontal position of the foot-operated rear bar 202 and 3 hinge joint of first support is higher than foot-operated wraping plate 204 and second support The horizontal position of 4 hinge joints.The mounting height of i.e. foot-operated rear bar 202 is higher by the mounting height of foot-operated wraping plate 204, so that entire bent In arm movement, the lifting pedal connecting rod 203 upwards of rear bar 202 is ridden, pedal connecting rod 203 is also to lift foot-operated wraping plate 204 upwards, When reverse movement and foot-operated wraping plate 204 by tension spring 205 pull after, to pedal connecting rod 203 be pulled downward on, pedal connecting rod 203 also pull downward on by foot-operated rear bar 202.It is high compared with the installation that the mounting height of foot-operated rear bar 202 is lower than foot-operated wraping plate 204 When spending, kinetic energy transmission is to squeeze conduction by pushing, and causes to damage to the shaft of hinge joint.

The hinge joint of the foot-operated rear bar 202 and first support 3 is labeled as A point, rides rear bar 202 and pedal connecting rod 203 hinge joint is labeled as B point, and the hinge joint of pedal connecting rod 203 and foot-operated wraping plate 204 is labeled as C point, ride wraping plate 204 with The hinge joint of second support 4 is labeled as D point, and the distance for riding A point to B point in rear bar 202 is L1, rides C point on wraping plate 204 Distance to D is L2, and the distance of B point to C point is L3 on pedal connecting rod 203.It is understood that footrest component 2 is to need to transmit kinetic energy , i.e., foot-operated rear bar 202 and foot-operated wraping plate 204 can rotate, and stick up if riding rear bar 202, pedal connecting rod 203 and riding Connect exceptionally straight between plate 204, then riding rear bar 202 can not be rotated, so three is needed to loosen, thus after foot-operated When bar 202 rotates, the rotation of foot-operated wraping plate 204 is driven, so that the swing at foot-operated front bar 201 is transmitted to foot-operated wraping plate 204 Place, so that foot-operated wraping plate 204 follows swing.When L1+L2+L3 is greater than linear distance of the A point to D point, rear bar 202, foot are ridden Stepping between connecting rod 203 and foot-operated wraping plate 204 connection is loosening, the vertical line of A point to second support 4, A point to D point it is vertical To the straight line of D point, three lines may be constructed right angled triangle for straight line and A point, so L1+L2+L3's and be the right angle trigonometry The sum of two right-angle sides of shape, A point to D point is oblique line, so L1+L2+L3 is greater than A point to the linear distance of D point.

The surface of the foot pedal 7 is provided with anti-skid chequer.Foot pedal 7 is set, is stepped on convenient for users to foot, and anti-skid chequer is more Add and user is facilitated to trample foot pedal 7.

In the present apparatus, transmission stock in the prior art is designed to footrest component 2, rides front bar 201, foot-operated rear bar 202, pedal connecting rod 203 and 204 head and the tail of foot-operated wraping plate are hinged to the structure of strip, ride front bar 201 and foot-operated rear bar 202 it Between connecting shaft extend in vertical direction, so being ridden between front bar 201 and foot-operated rear bar 202 when being pressed downward foot-operated front bar 201 It not can rotate, and foot-operated rear bar 202 can be driven and rotate along hinged A point, ride the hinged B of rear bar 202 with pedal connecting rod 203 Point can be moving upward, so that the hinged C point of pedal connecting rod 203 and foot-operated wraping plate 204 be driven to rise, ride wraping plate 204 along hinge The rotation of D point is connect, so that the foot-operated wraping plate 204 declines far from one end of pedal connecting rod 203, so that pull rod 5 is downward Contracting, to adjust to modified tone mechanism, in this process, the movement of foot-operated front bar 201 be moved along the direction of vertical slot 104, and After foot-operated front bar 201 is moved to the bottom of vertical slot 104, foot-operated front bar 201 is prevented from, and adjusts at this time in place, at this time musical instrument Tone be just changed, such as user unclamps foot-operated front bar 201 at this time, and the tension spring 205 connect with foot-operated wraping plate 204 can general The foot-operated one end of wraping plate 204 far from pedal connecting rod 203 lifts upwards, allows for pull rod 5 and stretches upwards, so that it may modified tone mechanism is adjusted, The mechanism that modifies tone restores to the original state, and the tone of musical instrument restores, and foot-operated front bar 201 can be mentioned above at this time.

We can be horizontally rotated when depressing foot-operated front bar 201, i.e., foot-operated front bar 201 is moved along translot 105 It is dynamic, after foot-operated front bar 201 enters translot 105, just ridden in above-below direction by clamping stagnation so that musical instrument keeps the tone color after adjusting The pressure of front bar 201 is carried out by foot pedal 7, and horizontally rotating for foot-operated front bar 201 drives also by foot pedal 7.

It is the mobile schematic diagram of foot pedal 7 in Fig. 2, foot pedal 7 is connected to foot-operated front bar 201, and solid line rides front bar The foot pedal 7 of 201 connections is script position, i.e., in vertical slot 104, it is water that dotted line, which rides the foot pedal 7 that front bar 201 connects, After flat turn is dynamic, the position in translot 105；

The present embodiment is foot-operated using second level modified tone, so foot pedal 7 only has adjusting position twice.It is foot-operated group such as Fig. 4-6 The variation schematic diagram of part 2, Fig. 4 are original states, and Fig. 5 is level-one modified tone state, and Fig. 6 is second level modified tone state；

It can also be seen that card is foot-operated there are three the signal of foot-operated front bar 201 in first left opening 103 in Fig. 7 Front bar 201 be section view position signal, the foot-operated front bar 201 of the top be in initial position, intermediate foot-operated front bar 201 be Level-one modified tone position, the foot-operated front bar 201 of bottom are in second level modified tone position.

The present apparatus can be used for an ancient plucked stringed instrument or harp.In device, all footrest components 2 are laid in pedestal 1, in maintenance not Cumbersome again, the thickness of pedestal 1 obtains very more reductions, and the length of footrest component 2 is shorter, so that the width of pedestal 1 Reduced, the volume of such pedestal 1 greatly reduces, and musical instrument is promoted to become beautiful.

Embodiment 2

Such as Fig. 8, the present embodiment and the structure of embodiment 1 are almost the same, the difference is that the first support 3 and Two brackets 4 are all mounted on the lower section of upper plate 101 by bottom plate 6, and first support 3 and second support 4 are all mounted on bottom by screw The lower section of plate 6, bottom plate 6 are mounted on the lower section of upper plate 101 by screw.

The tension spring 205 is connected to the lower end of upper plate 101 also by bottom plate 6, i.e. one end of tension spring 205 is fixed on bottom 6 lower end of plate, the other end are fixed on foot-operated wraping plate 204.

In the present embodiment, footrest component 2 is mounted on bottom plate 6, can be convenient the integral installation and dimension of footrest component 2 It repairs.

Embodiment 3

Such as Fig. 9, the present embodiment and the structure of embodiment 2 are almost the same, the difference is that in the foot-operated front bar 201 Mute gum cover 206 is enclosed with the contact position of opening side plate 102.

Mute gum cover 206 is arranged in the present embodiment, can collide to avoid foot-operated front bar 201 with opening side plate 102 generated Noise, to avoid noise effect to playing effect.

Embodiment 4

Such as Figure 10-12, the present embodiment and the structure of embodiment 3 are almost the same, the difference is that the foot pedal 7 with Hinged between foot-operated front bar 201, the foot-operated front bar 201 is provided with a stopper 207 in the lower section of foot pedal 7, so that Foot pedal 7 can not stir downwards.

Foot pedal 7 can stir upwards, when device when not in use, foot pedal 7 can be rolled up, avoid foot pedal 7 It is constantly accidentally stepped on, influences the precision of toning mechanism.

Claims (8)

1. a kind of multistage modified tone is foot-operated, which is characterized in that including pedestal (1) and multiple foot-operated group be arranged in pedestal (1) Part (2)；

The footrest component (2) includes being arranged successively and the hinged foot-operated front bar (201) of head and the tail, foot-operated rear bar (202), foot Connecting rod (203) and foot-operated wraping plate (204) are stepped on, the connecting shaft between the foot-operated front bar (201) and foot-operated rear bar (202) is in perpendicular Histogram is to extension, and the connecting shaft between foot-operated rear bar (202) and pedal connecting rod (203) extends in horizontal direction, pedal connecting rod (203) connecting shaft between foot-operated wraping plate (204) also extends in horizontal direction, and the middle part of the foot-operated rear bar (202) is logical It crosses first support (3) to be mounted below the upper plate (101) of pedestal (1), riding is to turn between rear bar (202) and first support (3) The middle part of dynamic connection, foot-operated wraping plate (204) is mounted below upper plate (101) by second support (4), ride wraping plate (204) with It is rotation connection between second support (4), the foot-operated wraping plate (204) one end and pull rod (5) far from pedal connecting rod (203) Rotation connection, and the end also passes through tension spring (205) connection upper plate (101)；

The side of pedestal (1) is provided with opening side plate (102), is provided on the opening side plate (102) and footrest component (2) One-to-one opening (103), the opening (103) include at least two vertical slots (104) and at least two translots (105), all vertical slots (104) be designated as the first vertical slot, the second vertical slot ..., N vertical slot, all translots (105) be designated as first cross Slot, the second translot ..., N translot, the lower end of first vertical slot is connected to one end of the first translot, the first translot it is another The upper end of the second vertical slot of end connection, the lower end of the second vertical slot are connected to one end of the second translot, and so on；

The foot-operated front bar (201) stretches out pedestal (1), foot far from the one end of foot-operated rear bar (202) at corresponding opening (103) Limit swing can be done far from the one end of foot-operated rear bar (202) along opening (103) by stepping on front bar (201), and will drive foot-operated wraping plate (204) upper and lower swing is done in one end far from pedal connecting rod (203), rides the one end of front bar (201) far from foot-operated rear bar (202) It is connected with a foot pedal (7).

2. as described in claim 1 foot-operated, which is characterized in that the first support (3) and second support (4) all passes through bottom Plate (6) is mounted on the lower section of upper plate (101), and first support (3) and second support (4) are all mounted on bottom plate (6) by screw Lower section, bottom plate (6) are mounted on the lower section of upper plate (101) by screw.

3. as claimed in claim 2 foot-operated, which is characterized in that the tension spring (205) is connected to upper plate also by bottom plate (6) (101) one end of lower end, i.e. tension spring (205) is fixed on bottom plate (6) lower end, and the other end is fixed on foot-operated wraping plate (204).

4. as described in claim 1 foot-operated, which is characterized in that the width of the vertical slot (104) and foot-operated front bar (201) The cooperation of bar diameter, the width of the translot (105) are greater than the bar diameter of foot-operated front bar (201).

5. as described in claim 1 or 4 foot-operated, which is characterized in that in the foot-operated front bar (201) with opening side plate (102) contact position is enclosed with mute gum cover (206).

6. as described in claim 1 foot-operated, which is characterized in that the foot-operated rear bar (202) and first support (3) hinge joint Horizontal position be higher than the horizontal positions of foot-operated wraping plate (204) and second support (4) hinge joint.

7. as described in claim 1 foot-operated, which is characterized in that cut with scissors between the foot pedal (7) and foot-operated front bar (201) It connects, the foot-operated front bar (201) is provided with a stopper (207) below foot pedal (7), so that foot pedal (7) nothing It is stirred under normal direction.

8. as claimed in claim 1 or 7 foot-operated, which is characterized in that the surface of the foot pedal (7) is provided with anti-skid chequer.