CN2404438Y

CN2404438Y - Rotary Christmas tree

Info

Publication number: CN2404438Y
Application number: CN 00201408
Authority: CN
Inventors: 叶猛正
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-02-01
Filing date: 2000-02-01
Publication date: 2000-11-08
Anticipated expiration: 2010-02-01

Abstract

The utility model relates to a rotary Christmas tree. A power source, a motor and a retarding mechanism thereof, a circuit board and a loudspeaker are respectively fixed in a box body, the top end of a center shaft is provided with ornaments, a hose is fixed with Christmas tree branches which are provided with multiple groups of bulbs, wherein the power source is connected with the motor and the circuit board and is connected with the bulbs and the loudspeaker through circuits, the center shaft is matched with the retarding mechanism to form a curve structure which is sheathed with the hose, and the hose rotating in the opposite direction of the central shaft is matched with the retarding mechanism through a gear assembly. The utility model has the advantages of reasonable structural design, simpleness and suitability for use. The tree branches and the ornaments can simultaneously rotate in opposite directions, and the tree branches can also relatively move up and down with a good showing effect and a strong dynamic feeling.

Description

Rotatable Christmas tree

The utility model relates to a kind of rotatable Christmas tree, specifically is used for the Christmas tree that can rotate in the opposite direction simultaneously in red-letter day on Christmas.

The Christmas tree product was popular in the festive occasion, particularly put Christmas tree abroad and had become custom.Its structure mostly is fixedly moulding, and also having can continuous rotating Christmas tree.In order to increase appearance, existing existing Christmas tree product that can forward and reverse rotation, as Chinese patent CN 2205904 " the forward and reverse revolution foot rest of small-sized electric ", can rotating in 300 degree; Also introduced a kind of Christmas tree that is formed by combining by two-way switching mechanism, direct current, revoling tube, flap, base box, positive-negative power socket, thumb-acting switch and turbine, scroll bar among the Chinese patent CN2217352 " the Christmas tree base of conversion direction of rotation automatically ", its axle center is provided with two cover turbines, worm mechanism, though it is reasonable in design, easy to use, but its complex structure, can not relatively move between the ornament, positive and reverse steering hockets, and the demonstration effect still need be improved.

The purpose of this utility model is to overcome the weak point that prior art exists, and a kind of have sound, light, electric structure and effect are provided, simple in structure, and can have forward and reverse rotation simultaneously, the rotatable Christmas tree of good demonstration effect.

The utility model realizes that with following method a kind of rotatable Christmas tree comprises box body, power supply, motor and reducing gear thereof, terminal plate, loudspeaker, central shaft and flexible pipe.Its power supply, motor and reducing gear thereof, terminal plate and loudspeaker are separately fixed in the box body.Power supply connects motor and terminal plate by switch, and terminal plate connects loudspeaker by circuit.The central shaft top is equipped with ornament, is fixed with the branch on Christmas on the flexible pipe.Also be provided with a reversing gear mechanism, it has first gear that links to each other with the reducing gear output gear and second gear opposite with this first gear direction of rotation, and central shaft links to each other with first gear, be with flexible pipe on the central shaft, flexible pipe is fixed on second gear.

The utility model also can be realized with the following method, described rotatable Christmas tree, and central shaft (6) lower end is a polygon prism, with the many ribs groove engagement that is located at first gear centre.First gear can be made of first gear A and first gear B, and their center all is many ribs hole, all plugs together mutually with central shaft, and its first gear B is meshed with idler gear.Central shaft is a curvilinear structures.The central shaft top is positioned on the rotation centerline, and ornament is enclosed within on the top.

Described second gear is a gear ring, and gear ring is meshed with one or more idler gears, and idler gear meshes first gear again.Idler gear is installed in rotation on the gear fixed disk with bearing pin, and gear fixed disk and box body fix.

Described gear fixed disk is fixed on the pallet, and pallet is fixed on the box body.

The gear ring periphery is equipped with turntable, and central shaft passes the turntable central through hole, and flexible pipe is installed with screw in the turntable upper end, is provided with a plurality of steel balls between gear ring bottom surface and the pallet.Flexible pipe (7) periphery is fixed with fixed cover, is inserted with branch on the fixed cover.

Many group bulbs also are installed on the described branch, and the bulb lead is by being fixed on the conducting ring sliding-contact that slide plate on the turntable and fixed disk dispose above, and conducting ring is connected with terminal plate with lead.

The utility model has following advantage compared to existing technology: adopt gear combination to match with reducing gear, and the fit of flexible pipe and central shaft, and central shaft promptly can install ornament in the upper end, and lower end itself is again the building block of transmission, reasonable in design, simple being suitable for.The flexible pipe that gear combination is connected matches with central shaft and the design of central shaft curve, make the branch and the ornament of product be able to reverse rotation simultaneously, the branch decapacitation outside central axis horizontally rotates, up and down relative motion still, having overcome Christmas tree of the prior art can not rotate, or only rotate continuously around the central axis level by a direction, maybe can only the hocket shortcoming of forward and reverse rotation except that rotation, still has flash of light, vocal structure, good demonstration effect is dynamic strong.

The accompanying drawing drawing is described as follows:

Fig. 1 shows for each part assembling drawing of the utility model main body;

Fig. 2 is overall structure and effect cut-away view;

Fig. 3 is a conducting ring schematic diagram on the gear fixed disk;

Fig. 4 is that circuit connects block diagram.

Below in conjunction with description of drawings embodiment of the present utility model, see Fig. 1,2, in box body 1 inside power supply 2 is housed, motor and reducing gear 3, terminal plate 4 and loudspeaker 5, wherein power supply 2 and reducing gear 3 are combined into one, be fixed on pallet 17 bottoms, pallet 17 is fixed on the top of box body 1, a through hole is opened at the center, so that the insertion of central shaft 6, also as the bearing of first gear A 10, first gear A 10 meshes with the output gear 23 of reducing gear 3 simultaneously, and many prismatics hole, first gear A, 10 center is as four rib holes, match with the central shaft 6 lower end polygon prisms 13 of four ribs, the rotation of central shaft 6 is promptly by first gear A, 10 driven rotary.

Pallet 17 also can be established an annulus raceway 24, places a plurality of for example 6 steel balls 19 in the raceway 24, and the gear ring 12 that steel ball 19 is placed above can rotate flexibly.Gear ring 12 is the indent ring-type, interior concave edge is a gear structure, be meshed with idler gear 14, idler gear 14 can be provided with two, idler gear 14 is rotatably mounted on the gear fixed disk 16 with bearing pin 15, two idler gears 14 are meshed with first gear B 11 again simultaneously, and first gear B, 11 lower end cunnings lean against on the pallet 17, and the center also is the hole of rib more than, also the polygon prism 13 with central shaft 6 bottoms plugs together mutually, central shaft 6 is promptly rotatable again simultaneously as transmission body, first gear B 11 that plugs together on tool is rotated, certainly, first gear A 10, first gear B 11 can be made one, play transferring power, but complicated slightly, and processing, also inconveniences that have are installed more.First gear B, 11 tops are installed in the central shaft hole of the gear fixed disk 16 that uses as bearing, axis hole defines the center position of first gear B 11, gear fixed disk 16 is fixed on the pallet 17 with elements such as screws, and is closed in the space of turntable 18.

Turntable 18 is fastened on the gear ring 12, rotates with gear ring 12, and central upper portion has through hole, uses by central shaft 6, also central shaft 6 is had position-limiting action simultaneously.Be flexible pipe fixed cover 20 on the turntable 18, flexible pipe 7 lower ends are inserted in the cover and with screw to be fixed, and 7 of flexible pipes rotate with flexible pipe fixed cover 20.Flexible pipe 7 is enclosed within outside the central shaft 6, because design of the present utility model, central shaft 6 is reverse rotation with flexible pipe 7, again because the flexible of flexible pipe 7, and central shaft 6 is designed to curve-like, so flexible pipe 7 on one side and central shaft 6 reverse rotations, Yi Bian the restriction of acceptor center axle 6 and being out of shape again.The flexible pipe 7 outer surfaces branch fixed cover 20 that has been tightly fixed, top plug-in mounting branch in red-letter day also can insert other body thing certainly, and branch will rotate around central shaft 6 rotation centerlines with flexible pipe 7 one sides, relative motion up and down makes Christmas tree more lively, interesting because flexible pipe 7 is out of shape simultaneously.Expose the central shaft 6 upper end screws of flexible pipe 7 or the ornament that has been tightly fixed, as five-pointed star, lantern, animal-shaped etc., the top of central shaft 6 is preferably disposed on central shaft 6 rotation centerlines, is convenient to view and admire custom.

Configurable numerous festival bulb 8 on this branch on Christmas, bulb 8 links to each other with terminal plate 4 with power supply 2 with lead, joint with 8 leads of bulb on the branch is connected on the elastic sliding vane 21 for this reason, elastic sliding vane 21 is fixed on turntable 18 inner surfaces, and with gear fixed disk 16 on the conducting ring 22 of configuration slide and link to each other, conducting ring 22 structures on the gear fixed disk 16 are seen Fig. 3, lead on the conducting ring 22 links to each other with terminal plate 4 with box body 1 interior switch by pallet 17, terminal plate 4 disposes control device, connect when breaking in the time of can making bulb 8, sometimes bright sometimes dark increase festive air, in order not make bulb 8 that the instantaneous phenomenon of all extinguishing is arranged, slide plate 21 conducting rings 22 can be divided into two groups 4, and wherein one group makes a part of bulb 8 Chang Liang, it can directly be connected on the on-off circuit, and switch is power supply 2 master switch that control comprises motor.

The utility model circuit general route sketch sees on Fig. 4 and the terminal plate 4 that power supply 2 circuit are connected that also be provided with sound equipment programme-control device, acoustic controller spare connects loudspeaker 5 to increase the cheerful and light-hearted sound in red-letter day.All non-special techniques such as power supply 2, switch, terminal plate 4 and control device, festival bulb 8, loudspeaker 5, motor and reducing gear 3 thereof can be chosen existing commercially available prod or adopt general technology to realize.

Claims

1, a kind of rotatable Christmas tree, comprise box body (1), power supply (2), motor and reducing gear thereof (3), terminal plate (4), loudspeaker (5), central shaft (6) and flexible pipe (7), its power supply (2), motor and reducing gear thereof (3), terminal plate (4) and loudspeaker (5) are separately fixed in the box body (1), central shaft (6) top is equipped with ornament, flexible pipe is fixed with the branch on Christmas on (7), power supply (2) connects motor and terminal plate (4) by switch, terminal plate (4) connects loudspeaker (5) by circuit, it is characterized in that being provided with a reversing gear mechanism, it has first gear (9) that links to each other with reducing gear output gear (23), with one with the second opposite gear of this first gear (9) direction of rotation, central shaft (6) links to each other with first gear (9), be with flexible pipe (7) on the central shaft (6), flexible pipe (7) is fixed on second gear.

2, rotatable according to claim 1 Christmas tree is characterized in that central shaft (6) lower end is polygon prism (13), with the many ribs groove engagement that is located at first gear (9) center.

3, as the rotatable Christmas tree as described in the claim 2, it is characterized in that described second gear is gear ring (12), gear ring (12) is meshed with one or more idler gears, and idler gear (14) meshes first gear (9) again.

4, as the rotatable Christmas tree as described in claim 2 or 3, it is characterized in that first gear (9) is made of first gear A (10) and first gear B (11), their center all is many ribs hole, all plugs together mutually with central shaft (6), and its first gear B (11) is meshed with idler gear (14).

5, as the rotatable Christmas tree as described in the claim 3, it is characterized in that idler gear (14) is installed in rotation on the gear fixed disk (16) with bearing pin (15), gear fixed disk (16) fixes with box body (1).

6, as the rotatable Christmas tree as described in the claim 5, it is characterized in that described gear fixed disk (16) is fixed on the pallet (17), pallet (17) is fixed on the box body (1).

7, as the rotatable Christmas tree as described in claim 1 or 3 or 6, it is characterized in that gear ring (12) periphery is equipped with turntable (18), central shaft (6) passes turntable (18) central through hole, flexible pipe (7) is installed with screw in turntable (18) upper end, is provided with a plurality of steel balls (19) between gear ring (12) bottom surface and the pallet (17).

8, rotatable according to claim 1 Christmas tree is characterized in that flexible pipe (7) periphery is fixed with fixed cover (20), and fixed cover is inserted with branch on (20).

9, rotatable according to claim 1 Christmas tree is characterized in that central shaft (6) is a curvilinear structures.

10, as the rotatable Christmas tree as described in claim 1 or 6, it is characterized in that also being equipped with on the described branch many group bulbs (8), conducting ring (22) sliding-contact that bulb (8) lead disposes above by slide plate (21) and the fixed disk that is fixed on the turntable (18), conducting ring (22) is connected with terminal plate (4) with lead.

11, as the rotatable Christmas tree as described in claim 1 or 9, it is characterized in that central shaft (6) top is positioned on the rotation centerline, ornament is enclosed within on the top.