CN2444665Y - Music Ornament Carousel - Google Patents

Abstract

A rotary wooden horse with music decoration is composed of a base with a battery chamber for containing battery, a hollow supporting rod vertically standing in the center of base, a rotary disk on the top of supporting rod, a fixed disk above the rotary disk on the top of hollow supporting rod, a music box driven by motor, and a motor for driving said decorative piece on fixed disk.

Description

Music Ornament Carousel

The utility model relates to a music ornament carousel.

Currently, there are many kinds of items that can be used as table activity decorations or Christmas decorations, simple examples are lanterns decorated with carousel horses, lights and music, swinging baubles and drumming dolls, all of which are known An activity accessory that only performs simple look-back activities or rotations.

U.S. Patent No. 5.078-386, Christmas music ornaments have a small rotating assembly, the base has a closed small spring-controlled music box, the hollow central support rod is perpendicular to the base, the drive shaft is located in the central support shaft and is directly controlled by the music box mechanism drive, and the fixed shaft is fixed on the outside of the transmission shaft to support the bearing. A rotatable top cover is supported by bearings, and a canopy is mounted on the top of the transmission shaft to cover the top cover; multiple small wooden horse ornaments hang down from the bottom of the top cover and are moved by the drive surface of the transmission shaft through the gear transmission mechanism , the driving force driving the small ornament to rotate up and down is from the spring designed to drive the music box by the original design, and the transmission path needs to reach the small ornament from the lower side gear through the vertical transmission shaft, the upper side gear base and the top cover. The transmission path is very long, and the loss caused by friction is quite large. The traditional music box mechanism cannot bear such friction loss. It is very troublesome to wind up tightly, unless a large music box can accommodate enough springs. And under this structure, the coaxial rod tube and the main transmission shaft must be installed on the hollow support rod. At the same time, at the upper end of the shaft tube and the support tube, spherical bearings and related devices need to be installed, and the top cover also needs to be equipped with guide rails for the ups and downs of the decorative parts. Therefore, the structural components will increase, the weight will also increase, the assembly and operation will be more difficult, and the production cost will also increase. These are the problems of the music decoration in US Patent No. 5.078-386.

U.S. Patent No. 4.753-436 is a motor-driven musical carousel structure, there is a friction wheel located under the lower side plate, there are multiple precision track assemblies, the wheels can traverse the above track assembly, and there are multiple rubber wheels located on the canopy. under the cover and slides on the lower side pan. This product can drive the motor with electricity and can run for a long time, unlike the aforementioned patent that needs to tighten the spring. However, the structure of some wheels and tracks also has some problems in fixing and assembling; at the same time, the lower driving mechanism is exposed, which also damages the appearance.

The purpose of the utility model is to provide a music ornament merry-go-round with simple structure, small ornament parts can rise and fall with the music, few structural units, simple assembly and low manufacturing cost.

In order to achieve the above object, the utility model takes the following design scheme:

A carousel for music ornaments, its component unit has a battery room at the bottom, a hollow support rod vertically stands in the center of the base, a rotatable turntable is located on the upper part of the support rod, a fixed disc is located on the top of the support rod, and there is a space between the support rod and the turntable. space, a motor to drive the music box and a motor to drive the trim on the fixed plate. The driving mechanism includes a number of different gear sets located on the turntable and driven by the above-mentioned motor. Several decorative parts are driven by the driving mechanism and rotate around the central support rod. At the same time, the lifting rod cooperates with the guide rod on the turntable to make the decorative parts Up and down. An umbrella-shaped canopy that can move axially elastically is located at the upper end of the central support rod. It is supported by a thin shaft and spring, and covers the rotating disc and the fixed disc.

In the musical ornament carousel of the utility model, the electric wires connect the driving motor and the music box through the hollow parts of the hollow supporting rods from the battery chamber of the base. If necessary, it can be connected to the decorative light bulb on the fixed plate or inside the canopy, so that besides the activities of music and decorations, the lighting effect can be increased.

The positioning assembly integrally made with the turntable includes a driving mechanism and a guide rod that guides the trim to move up and down. The guiding and positioning structure can be simplified and can move up and down accurately.

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is a longitudinal section schematic diagram of the utility model

Fig. 2 is the exploded schematic view of the utility model

Fig. 3 is the schematic diagram of the transmission path of the utility model

See Fig. 1, Fig. 2, Fig. 3: the utility model musical ornament carousel 10 comprises a hollow base 1, a hollow support bar 2 stands vertically on the upper surface of the base 1 and extends upward, and a turntable 3 is located on the hollow support On the upper part of the rod 2, a fixed disc 4 is located between the top of the hollow support rod and the turntable 3 to leave a space, and an umbrella-shaped canopy 5 covers the turntable and the fixed disc. 51 is fixed, a drive motor 6 and a music box are positioned on the fixed disk, a gear transmission mechanism 8 is positioned on the rotating disk 3, and several decorations 9 are suspended under the rotating disk 3 as toy horses, and can be driven to move up and down.

The base 1 includes a base body 11 and a base plate 12, the base plate and the base body are joined together by known joining methods, such as screws or tenons, and the upper surface center of the base body 11 has a hole 14, several bar positioning holes 15 are arranged around it. In addition, there is a switch hole 16 on the upper surface near the outer edge. The battery chamber 17 opening downward is integrally formed with the inner surface of the base plate 12, and a cover 18 is arranged on it. One end of the battery chamber 17 has a touch switch 19, and the switch slightly protrudes from the switch hole 16. To reduce costs for mass production, the base 1 is preferably made of injection molded plastic. The existing finished base is circular, and it can also be made into square, arc, triangle and other shapes in the future.

The hollow support rod 2 is made up of a large radius cylinder 21 with a thinner upper end, including a large and small radius joint part 22, which is the support and fixed part of the turntable, a long small radius cylindrical shaft tube part 23 and a topmost Polygonal barrel portion 24 .

In order to make the support rod 2 more stable and beautiful in structure, there are crown parts 25 and base parts 26 at its upper and lower ends, which are integrated with the support rod 2, and there are several downward extensions around the cylinder 21 inside the base 26. The positioning pin 27 corresponds to the positioning hole 15 on the base, and is inserted in the positioning hole 15. The hollow support rod 2 is fixed on the center of the upper surface of the base 1 by inserting the positioning pin 27 into the positioning hole 15 and engaging the fixing plate 28 and the screw 29 . The fixed plate 28 is inserted into the central hole 14 of the base 11 with the central protruding portion 28 a and pressed against the inner side of the base 11 , and the positioning pin 27 is inserted into the hole 28 b and fixed with screws 29 . The hollow support bar is preferably made of synthetic tree fingers. In the utility model, the section of the cylinder 21 is hexagonal, but it is not limited to this, and it can also be made into other shapes such as square, circular or polygonal. At the same time, the crown part 25 or the base part 26 of the support rod can also be made independently, and then combined on the cylindrical body 21 . To simplify the support rod 2, the crown part 25 or the base part 26 can also be omitted. Furthermore, if there is only one hole at the place where the fixed disc 28 is inserted into the positioning pin 27, an annular disc can also be used instead.

The turntable 3 is made of synthetic tree fingers, including a disc body 31 and a pivot 32 positioned at the center of the lower end of the disc body 31. The pivot 32 extends downward to rotatably receive the journal (bearing) 22 of the support rod 2, and one end Set on the shoulder 25 of the cylinder 21 . The turntable 3 also includes arc-shaped blades 33a and 33b, which are installed on the inner side and outer side of the upper surface of the disc body 31 on an annular track. The inner support ring 34a is located on the upper surface of the disc body 31 between the pivot shaft 32a and the inner arc-shaped vane 33b to support part of the gear mechanism. An outer support ring 34b is located on the upper surface of the disc body 31 between the inner and outer curved blades 33a and 33b to support the rest of the gear mechanism. Several pairs of guide rods 36 are located on the upper surface of the disc body 21 between the inner and outer arc-shaped blades 32a and 33b, and form a C-shape opposite to the guide rails 35 . On the disc body 31I, several lifting arms are inserted into holes 37 in the middle section of each pair of guide rods 36 . Relative to the inner and outer support rings 34a and 34b, and the central hole 38 between the corresponding guide rod 36 and the inner arc blade 33b, is used for inserting the gear shaft, which is hereinafter referred to as bearing and its function is also bearing. Since each part of the turntable 3 is an integral structure, the assembly procedure can also be omitted.

The fixed disc 4 is a disc made of synthetic tree fingers, with a flange 42 protruding upwards in its center, and its inner edge part is a polygonal hole 41, corresponding to the polygonal cylinder 24 of the support rod 2; there is a small hole female thread The cylinder 43 protrudes upwards from the upper center of the flange 42 , and the upper surface of the flange 42 has a wire hole 44 . Music box fixture 45, motor fixture 46, bearing 47 and auxiliary vane fixture 48 are arranged on fixed disk 4 upper surface, and fixed disk 4 joins with the polygonal cylinder part 24 of polygonal hole 41 and support rod 2, and with rotating disk 3 Parallel and separately fixed on the upper end of the support rod 2. The auxiliary part 49 is fixed on the upper surface of the fixing part 48, and it has a bearing 47a corresponding to the bearing 47. At the same time, preferably the fixed plate 4 extends outwards to cover the upper end of the guide rod 36 .

Canopy 5 is made by synthetic tree cloth, crown or umbrella-shaped body hole 51 is arranged on the top. The canopy 51 is fixed on the fixed disk with a threaded cylinder 43 by a threaded shaft 52 . The threaded end of shaft rod 52 has a head 52a at the top, and the threaded end of shaft rod 52 passes through hole 51 and is positioned at the central hole 54 of the inverted disk-shaped spring bearing base 53 on the inner surface of canopy 5, and is connected with canopy 5 The inner surfaces are connected, and the upward and downward thrust of the spring 55 positioned at the outer edge of the shaft rod 52 maintains its normal position on the circle, and its two ends bear against the spring seat 53 and the flange 42 respectively. However, when an axial downward external force is greater than the elastic force of the spring 55, the canopy 5 can move downwards to a limited extent along the shaft rod 52. 5 contact area to maintain a more stable state.

The motor 6 and the motor-driven music box 7 are fixed on the fixed plate 4 by the fixing parts 45 and 46 respectively, the power supply is supplied by the battery B in the battery chamber 17, and the electric wire is connected to the motor 6 and the music box 7 by the hollow support 2 through the switch 19 ; So when switch 19 was opened, the motor 6 rotated and the music box played pleasant music, if the music box 7 was installed inside the base 1, the effect was the same.

The gear transmission mechanism 8 includes a speed reduction transmission 8A located at the fixed disc 4 and driven by the motor 6, and a differential gear set located at the turntable 3. From FIGS. 1 and 3, this includes a worm screw 82 fixed on the output shaft S1 of the motor 6, a The worm gear 83 is located between the bearing 47 of the fixed disc 4 and the bearing 47a of the auxiliary part 49 of the shaft 52 , while the pinion 84 is fixed to the lower end of the rod 2 and passes through the lower surface of the fixed disc 4 . The latter also includes a transmission combined gear 80, which is rotatably engaged with the shaft tube 23, and has a spur gear 85 engaged with a pinion 84; the helical gear 86 is located at the bottom of the spur gear 85, and the two are integrally formed. A fixed helical gear 87 is fixed on the lower end of the shaft tube 23 corresponding to the helical gear 86 and has the same number of teeth. Several small helical gears 88 are radially arranged, and each of them is connected with the helical gear 87 of the upper helical gear 86 and the bottom and several eccentric wheels 89 positioned on the shaft 3, and the eccentric shaft 4 protrudes outwards. Helical gears 86 and 87 and several small helical gears 88 form a differential gear mechanism. In the existing finished product of the present invention, in the inner and outer concentric tracks, every 3 trim pieces 9 on the inner and outer sides will rotate along the support rod 2 and undulate up and down, so two kinds of shafts 3 with different lengths are used. The helical gear 88 is on two concentric circle tracks. If the movement is to use the same circular rail, use the shaft 3 of the same length.

The decoration 9 includes a lifting rod 91 whose upper end extends vertically upwards, and a guide 92 fixed on the upper end of the lifting rod 91 and forms a T-shape with the lifting rod 91 . Both ends of the guide member 92 are circular 93 inserted into the guide rail 35 of the guide rod 36 and can slide, and the circular end 93 can also be changed into a spherical shape. In the present invention, the decoration 9 is in the shape of a horse and is suspended below the turntable 3 . After the lifting rod 91 passes through the hole 37 of the turntable from below, the circular ends 93 at both ends of the guide 92 are inserted into the guide rail 35 and the lower surface engages the eccentric shaft S4 of the corresponding eccentric wheel.

The operation of the music ornament carousel is described in detail later.

First, press the switch 19, the power is turned on, the music box 7 starts to play music, and the motor 6 starts to run at the same time, as shown in Figure 3, the output torque is transmitted to the reduction transmission group 8A through the output shaft S1, and then transmitted to the differential gear group 8B, the turntable 3 rotates around the support rod 2, and the decorative part 9 starts to rotate following the turntable 3, and at the same time, under the action of the guide rod 36, it moves up and down. More precisely, after the motor 6 is running, the worm 82 starts to drive the worm wheel 83 and the coaxial pinion to slow down the rate of rotation. Therefore, the pinion 84 drives the rotation of the gear 85 and the helical gear. Because of this difference, several small helical gears 88 located between the helical gears 86 and 87 are driven by the upper helical gear 86 to rotate, and at the same time drive the lower The helical gear 87 rotates in a direction similar to the direction in which the helical gear 86 rotates. The turntable 3 is driven by the shaft 3 of each gear 88 to rotate through the spaces 38 of the support rings 34a and 34b and the arc blades 33b. The decorative part 9 is suspended below the turntable and rotates around the support rod 2. Because the centrifugal wheel 89 and the gear 88 rotate together, the centrifugal shaft 8 also rotates thereupon, and the driving guide 92 moves up and down along the 36 guide rails 35 of the guide rod. The trim 9 thus moves back and forth up and down while turning.

If there is a light bulb on the canopy or the fixed plate 4, it will emit light when the trim part 9 moves.

The utility model has the advantages of simple structure, easy disassembly and assembly, small decorative parts can rise and fall with music, few structural units, simple assembly, low manufacturing cost and precise mechanical operation.

Claims (5)

1, a kind of music ornaments carrousel, energising back music box can broadcast music, and several gadgets can rotate and motion up and down around the work support bar, it is characterized in that: comprising:

(a), pedestal with battery chamber and press-type switch;

(b), hollow support bar that vertically stands on the pedestal upper surface center;

(c), rotating disk is positioned on the hollow support bar auspiciously, has driving mechanism localization part and several lifting arms;

(d), a fixed disk is fixed in hollow support bar upper end;

(e), a umbrella overcanopy, be positioned at central protrusion post top, fixed disk upper end, fix with axostylus axostyle and spring, cover in rotating disk and fixed disk;

(f), CD-ROM drive motor and the music box that is positioned on the fixed disk;

(g), one group of gear drive is positioned on the rotating disk and driven by motor, when driving dial rotation, this mutual interlock of bridge between gear;

(h), several gadgets are suspended in the rotating disk below by several lifting arms.

2, music ornaments according to claim 1 carrousel, it is characterized in that: its rotating disk comprises a disk, there is a downward pivot at its center, support ring at disk upside inner edge with support driving mechanism, there are several arc shaped blades to be positioned at disk upper surface, has an annular orbit at least in the support ring outside, promoting guide rod is positioned between two arc shaped blades, have pair of parallel and the vertical row guide rail of being disbursed from the cost and expenses, several lifting arm patchholes are positioned at each guide rod center and pass the disk disk body.

3, music ornaments according to claim 1 carrousel is characterized in that: wherein said gear drive comprises that motor drives train of reduction gears and is positioned on the fixed disk, and a differential gear set is positioned on the rotating disk; Train of reduction gears comprises worm screw, is directly connected in motor output shaft, and worm gear is by above-mentioned worm drive and have a pinion to be fixed in an end of axle, is referred to as worm gear; Differential gear set comprises spur gear, rotatable being positioned on the hollow stem, and engage and be driven by it with pinion; It is concentric with it and integrally formed that rotating helical gear is positioned at the spur gear lower end; Fixing helical gear is fixed in the hollow support bar and separates with corresponding rotation helical gear, and its number of teeth is with to rotate helical gear identical; Average and the radiation of several helical gears is distributed between two helical gears, simultaneously and two gear engagement; Be positioned at an end of each bevel pinion with the centrifugal gear of number, it has outwards outstanding centrifugal shaft.

4, music ornaments according to claim 2 carrousel is characterized in that: wherein said lifting arm guiding piece comprises that partly two corresponding guide rod tool C shapes guiding hold, and a upper end open is referred to as guide rail, is covered by fixing the sending out of part.

5, music ornaments according to claim 2 carrousel is characterized in that: wherein said gear drive comprises that a motor drives train of reduction gears and is positioned on the fixed disk, and a differential gear set is positioned on the rotating disk; Train of reduction gears comprises worm screw, is directly connected in motor output shaft, and worm gear is by above-mentioned worm drive and have a pinion to be fixed in an end of axle, is referred to as worm gear; Differential gear set comprises spur gear, rotatable being positioned on the hollow stem, and engage and be driven by it with pinion; It is concentric with it and integrally formed that rotating helical gear is positioned at the spur gear lower end; Fixing helical gear is fixed in the hollow support bar and separates with corresponding rotation helical gear, and its number of teeth is with to rotate helical gear identical; Average and the radiation of several helical gears is distributed between two helical gears, simultaneously and two gear engagement; Be positioned at an end of each bevel pinion with the centrifugal gear of number, it has outwards outstanding centrifugal shaft.

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