CN2240186Y - Side-turning fastening mechanism for musical bell - Google Patents

Abstract

The utility model relates to a side-turning fastening mechanism for a musical bell. For providing a fastening mechanism which is compact in structure and convenient in use, the utility model discloses. The side-turning fastening mechanism for a musical bell is composed of a fixed bracket, a driving gear, an idler gear, a crown gear and a level rotation shaft, wherein, the fixed bracket is provided with two parallel level shaft holes; the driving gear and the idler gear are respectively installed on the two parallel level shaft holes of the fixed bracket via the level rotation shaft on the top, and the driving gear is engaged with the idler gear; the end surface of the crown gear is provided with gear teeth corresponding to the gear teeth of the idler gear; the crown gear is installed at the bottom end of the volute spring vertical shaft of a musical bell; one end of the level rotation shaft is connected with the shaft end of the driving gear; the fixed bracket is fixedly installed on the base plate of the musical bell.

Description

Music bell side is changeed cocking mechanism

The utility model belongs to other classes musical instrument driving mechanism not to be covered, and particularly a kind of music bell side is changeed cocking mechanism.

During the music bell horizontal commonly used, its volute spring rotating shaft is vertical state, and rotating handle is installed in the rotating shaft bottom, so when the music bell is installed in heavier orndments bottom, need to rotate rotating handle from the bottom through orndments is lifted, to tighten volute spring, cause in the use inconvenience that have more.

The purpose of this utility model provides the tight Qi of a kind of structure, rotating handle is positioned at the music bell side side, easy to use changes cocking mechanism.

The utility model is made up of fixed mount, driving gear, idle gear, crown gear and horizontal rotating shaft, and fixed mount is provided with two mutual parallel horizontal shaft holes; Driving gear and idle gear are installed on fixed mount two horizontal shaft holes through transverse axis on it respectively, and make driving gear and idle gear engagement; The crown gear end face is provided with the gear teeth corresponding with the idle gear gear teeth, and crown gear is installed in music bell volute spring vertical pivot bottom; One end of horizontal rotating shaft is connected with the driving gear axle head, and fixed mount is fixedly mounted on the music bell base plate.

Because the utility model is made up of fixed mount, driving gear, idle gear, crown gear and horizontal rotating shaft, fixed mount is provided with two mutual parallel horizontal shaft holes; Driving gear and idle gear are installed on fixed mount two horizontal shaft holes through transverse axis on it respectively, and make driving gear and idle gear engagement; The crown gear end face is provided with the gear teeth corresponding with the idle gear gear teeth, and crown gear is installed in music bell volute spring vertical pivot bottom; One end of horizontal rotating shaft is connected with the driving gear axle head, and fixed mount is fixedly mounted on the music bell base plate.In the time will tightening volute spring, rotate horizontal rotating shaft, and the vertical pivot rotation that volute spring is housed through connected driving gear, idle gear and crown gear driven successively, to tighten volute spring, need not to lift the music bell, just can tighten volute spring, easy to use, and do not increase the height of music bell, the tight Qi of structure, thus reach the purpose of this utility model.

Fig. 1 is for being equipped with music bell structural representation stereographic map of the present utility model

Fig. 2 is the amplification stereogram of A portion part among Fig. 1

Fig. 3 is for being equipped with music bell decomposition texture schematic isometric of the present utility model

Fig. 4 is for being equipped with music bell servo-actuated view of the present utility model

As Fig. 1, Fig. 2, shown in Figure 3, the utility model is made up of fixed mount 1, driving gear 2, idle gear 3, crown gear 4, transverse axis 5 and follower structure 6, fixed mount 1 is provided with two  shape positioning bodies 11,12, and on two positioning bodies 11,12, be provided with the horizontal shaft hole 111,121 of two coaxial cables respectively, and make the axis of horizontal shaft hole 111,121 be parallel to each other; Driving gear 2 and idle gear 3 respectively on it transverse axis 21,31 be installed in the transverse axis 111,121 of positioning body 11,12 of fixed mount 1, and make driving gear 2 and idle gear 3 engagements; Crown gear 4 end faces are provided with and the corresponding gear teeth of idle gear 3 gear teeth, crown gear 4 is installed in the bottom of the vertical pivot that volute spring 71 is housed 72 of music bell 7, and being positioned at the central through hole 731 of the base 73 of music bell 7, crown gear 4 meshes with idle gear 3 rectangular states; One end of horizontal rotating shaft 5 is provided with rotating handle 51, its other end be provided with driving gear 2 on the inner bolt hole 52 of transverse axis 21 axle head external thread sections 211 engagement, and fixedly connected with the transverse axis 21 of driving gear 2 with external thread section 211, inner bolt hole 52; Fixed mount 1 is fixedly mounted on the base plate 74 of music bell 7; Follower structure 6 by cam 61, up and down follower 62 and back and forth follower structure 63 form, cam 61 is fixedly set in the axle head of the transverse axis 31 of idle gear 3, and can partly be positioned at the slotted hole 732 of the base 73 of music bell 7; Follower 62 is made up of base plate 621 and connecting rod 622 up and down, and as shown in Figure 4, base plate 621 is conflicted with cam 61, and connecting rod 622 is set in the axis hole 751 of loam cake 75 of music bell 7, and its top is provided with orndments 76; Back and forth follower structure 63 is by slide block 631, spring 632 and body 633 are formed, slide block 631 tops are provided with the connecting rod 6311 in the long slot bore 752 of the loam cake 75 that is set in music bell 7, connecting rod 6311 tops are provided with orndments 77, slide block 631 sides are provided with the projection 6312 that is nested with spring 632, body 633 is provided with the containing cavity 6331 of ccontaining slide block 631 and spring 632, its end face be provided with music bell 7 loam cakes 75 on long slot bore 752 corresponding elongated slots 6332, body 633 is installed on the base 73 of music bell 7, spring 632 is enclosed within on the projection 6312 of slide block 631, spring 632 and makes slide block 631 and cam 61 conflict in slide block 631 places the containing cavity 6331 of body 633.

In the time will tightening volute spring 71, clockwise rotate horizontal rotating shaft 5, and drive the vertical pivot 72 that volute spring 71 is housed through connected driving gear 2, idle gear 3 and crown gear 4 successively and clockwise rotate, to tighten volute spring 71; As shown in Figure 4, when volute spring 71 under the elastic force effect during (the direction during inverse time) rotation in the other direction, sound equipment is sent in sound equipment part 78 rotations that drive music bell 7, and through vertical pivot 72, crown gear 4 and 61 rotations of idle gear 3 drive cams, and make up and down follower 62 and back and forth follower structure 63 movement therewith, drive respectively that next moves forward and backward on orndments 76,77 on it.

Claims (3)

1, a kind of music bell side is changeed cocking mechanism, and it is characterized in that: be made up of fixed mount, driving gear, idle gear, crown gear and horizontal rotating shaft, fixed mount is provided with two mutual parallel horizontal shaft holes; Driving gear and idle gear are installed on fixed mount two horizontal shaft holes through transverse axis on it respectively, and make driving gear and idle gear engagement; The crown gear end face is provided with the gear teeth corresponding with the idle gear gear teeth, and crown gear is installed in music bell volute spring vertical pivot bottom; One end of horizontal rotating shaft is connected with the driving gear axle head, and fixed mount is fixedly mounted on the music bell base plate.

2, music bell side according to claim 1 is changeed cocking mechanism, it is characterized in that it also has follower structure, follower structure by cam, up and down follower and back and forth follower structure form, cam is fixedly set in the axle head of the transverse axis of idle gear, and can partly be positioned at the slotted hole of the base of music bell; Follower is made up of base plate and connecting rod up and down, and base plate and cam are conflicted, and connecting rod is set in the axis hole of loam cake of music bell, and its top is provided with orndments; Back and forth follower structure is made up of slide block, spring and body, the slide block top is provided with the interior connecting rod of long slot bore of the loam cake that is set in the music bell, the connecting rod top is provided with orndments, the slide block side is provided with the projection that is nested with spring, and body is provided with the containing cavity of ccontaining slide block and spring, and its end face is provided with and the corresponding elongated slot of long slot bore that covers musically, body is installed on the base of music bell, spring housing is on the projection of slide block, and spring and makes slide block and cam conflict in slide block places the cavity volume of body.

3, music bell side according to claim 1 and 2 is changeed cocking mechanism, it is characterized in that described fixed mount is provided with two  shape positioning bodies, and two horizontal shaft holes lay respectively on the  shape positioning body.

Images