CN2151881Y - Rotary device for lamp ornament - Google Patents

Abstract

The utility model relates to a rotary device for a lamp ornament, which mainly comprises a speed reduction motor which is provided with an eccentric output axle. An internal gear is driven to rotate through a guide ring seat, the external end of the internal gear is fixedly locked with a protection plate on a central axle which is convexly arranged at the center of the guide ring seat, and thus, the internal gear only can make positioning rotation and slight axial displacement. A power supply line is led out from the speed reduction motor to pass through the surface of the protection plate to switch on a light emitting device. A casing of a lamp ornament is locked or hung by threaded holes and tap bolts, and the threaded holes are prearranged on the top circle surface of the internal gear. A plug which is arranged at the head end of the speed reduction motor is directly inserted in a socket to switch on a current and to drive the light emitting device to brighten and drive the casing of the lamp ornament to rotate.

Description

Rotary device for lamp ornament

The utility model relates to a kind of whirligig of dynamic decorations, is meant the whirligig of indoor color lamp and celebration festive lantern especially.

Present being seen rotating lamp decoration mostly is the scope of application of high power outputs such as noon platform, commercialization, and is not only structurally complicated, and it is a kind of waste also for general family or individual in fact; During in addition with regard to celebration in the temple with regard to the rotation festive lantern of holding (as revolving horse lantern) that hangs; The heat of utilizing candle or bulb to produce on device rises air-flow, closely drive the festive lantern revolution by the fan blade that the festive lantern inner top is preset, though yet this kind device is saved the cost on making, but the safety concerns that has comprised certain degree in the use, and on the efficient of rotation, be subjected to extraneous air pressure or temperature effect again and difference to some extent, therefore, at present on the market the rotating lamp decoration that uses or festive lantern etc., all do not reach stage of so-called " practicality " as yet.

Therefore, the purpose of this utility model is to provide a kind of rotation apparatus of decorations, and it can rotation apparatus simple and easy and little power consumption drives lamp decoration or festive lantern is done illumination and rotating action.

Rotation apparatus according to the decorations of the utility model mainly comprises: a gear motor is by a lead ring seat, do rotating motion and drive an internal gear, it is characterized in that gear motor afterbody locking has the lead ring seat that circular groove and central authorities are convexly equipped with central shaft, and the through hole that its eccentrically weighted shaft and power line self-conductance ring seat are respectively preset and stretching through out, and in the head end of the eccentrically weighted shaft spur gear that locks, and gear within passing that driving is lived in race and put with the engagement of this spur gear, and the width of this internal gear is greater than the degree of depth of race and suitably less than central shaft height, and its outer round surface must provide the fixedly housing of lamp decoration, again in backplate of this internal gear outer end locking, backplate is locked in the screwed hole of central shaft by bolt, place in the lead ring seat with the work of limitation internal gear, the position that concerns of this backplate corresponding power line has through hole, the power line conducting light-emitting device that stretches through out is provided, and by the set plug of gear motor head end, directly insert in socket conducting electric current, drive the revolution of the shinny and lamp decoration housing of light-emitting device.

The rotation apparatus of the lamp decoration of the utility model is compared with traditional rotation apparatus by candle in the festive lantern or bulb thermal current rising drive top fan blade rotation, not influenced by external condition, and efficient improves, and security also improves, and economical and practical.

Relevant concrete structure of the present utility model only sees also accompanying drawing and is described as follows:

Fig. 1 is the schematic diagram of each parts of the utility model.

Fig. 2 is the assembled sectional view of the utility model.

Fig. 3 is first embodiment of the utility model.

Fig. 4 is second embodiment of the utility model.

The rotation apparatus of the decorations of the utility model, the gear motor 1(that comprises an off-centre as shown in Figure 1), its lead ring seat 2 in interval drives internal gear 3 and does rotating action, and the outer face of this internal gear 3, limit to internal gear 3 with a backplate 4 and can do revolution and small moving axially, derive a power line 15 from gear motor 1 in addition, this power line 15 is to extend axially, draw by 4 through holes of opening in advance 41 of backplate, provide and connect bulb or any light-emitting device, and, provide the housing that locks or hang various lamp decorations or festive lantern by screwed hole 31 and tap bolt 311 that lead ring seat 2 peripheries are preset.Drive lamp decoration by above-mentioned easy device and do illumination and rotating action.

Wherein, the tail end of the gear motor 1 of this off-centre is provided with shoulder seat 12, head end has then been set up plug 11, and shoulder seat 12 both sides have through hole 14 plant sunk screw 16 are provided, and gear motor 1 is inner through power line 15 of shoulder seat 12 derivation, stretch the rotating shaft 13 of establishing through 12 off-centre of shoulder seat in addition and be provided with semi-round ball groove 131, provide locking one spur gear 17, these spur gear 17 central authorities are connected with the through hole 171 that equates with rotating shaft 13 external diameters, and periphery vertically is provided with screwed hole 172 towards center line, for locking soket head cap screw 173; These lead ring seat 2 external diameters equate with footpath outside the shoulder seat 12, and central authorities are provided with circular race 24, the position of corresponding rotating shaft 13 of groove bottom and power line 15 and vertically offer through hole 22 and 23, hanging down in groove bottom central authorities in addition is provided with central shaft 21, and these central shaft 21 central cars have screwed hole 211; And the footpath is suitably less than footpath within the race 24 outside this internal gear 3, and the one side ports is arranged with a shallow annular groove 32, and its periphery is provided with screwed hole 31 again for screwing in tap bolts 311; In addition outside these backplate 4 corresponding shallow annular grooves 32 footpath and the degree of depth and smaller it, and the square step of corresponding bolt 43 size and have corresponding square aperture 42, and the position that concerns of corresponding power line 15 also has a through hole 41 in central authorities; This central shaft 21 highly for inserting internal gear 3 in the race 24, and after backplate 4 is locked in central shaft 21, with do not influence internal gear 3 turn round smoothly bottom line be advisable (that is: backplate 4 by locking after, this internal gear 3 only can be done revolution and small axial displacement).

What this installed each parts concerns position (as shown in Figure 2), be at the gear motor 1 tail end lead ring seat 2 that locks, and rotating shaft 13 and power line 15 are promptly stretched through out by the through hole of being preset in its race 24 22 and 23, while is at the head end of rotating shaft 13, with extremely near and do not contact race 24 groove bottom concern the position spur gear 17 that locks, in this race 23, live again put one with gear 3 within spur gear 17 is meshed, guiding the through hole 41 that power line 15 preset by backplate 4 simultaneously stretches through out, and backplate 4 is locked in the screwed holes 211 that central shaft 21 central authorities are attacked in advance by bolt 43, in order to spur gear 17 engaged transmission of this internal gear 3, it is slowly also clocklike turned round in race 24 via 1 interlock of gear motor.

Like this, screwed hole 31 and tap bolt 311 that the user presets by internal gear 3 peripheries, to hang decorations lamp that the mode of holding or locking fixes various types or festive lantern (as shown in Figure 3) as dynamic color lamp, revolving horse lantern and colored drawing decorations lamp ... Deng, again with gear motor, the plug 11 that head end is set up directly inserts in socket and comes turn-on power, and drive its outer set light-emitting device revolution via gear motor and internal gear, and it is shinny with the 15 conducting light-emitting devices of the power line in it, reach and drive the function that decorations is done dynamic rotation, use the taste of satisfying each family of stratum and the demand of atmosphere.

Light-emitting device is locked in (as shown in Figure 4) on the backplate 4 together by bolt 43.

Claims (1)

1, a kind of whirligig of decorations, mainly comprise a gear motor (1), it is by a lead ring seat (2), drive an internal gear (3) and do rotating motion, it is characterized in that gear motor (1) afterbody locking has the lead ring seat (2) that circular groove (24) and central authorities are convexly equipped with central shaft (21), and through hole (22) and (23) that its eccentrically weighted shaft (13) and power line (15) difference self-conductance ring seat (2) are preset stretch through out, and in the head end of eccentrically weighted shaft (13) spur gear (17) that locks, and gear (3) within being put to live in this spur gear (17) engaged transmission race (24), and the width of this internal gear (3) is greater than the degree of depth of race (24) and suitably less than central shaft (21) height, and its outer round surface must provide the fixedly housing of lamp decoration, again in this internal gear (3) outer end locking backplate (4), backplate is locked in the screwed hole (211) of central shaft (21) by bolt (43), place in the lead ring seat (2) so that limitation internal gear (3) is alive, the position that concerns of this backplate (4) corresponding power line (15) has through hole (41), power line (15) the conducting light-emitting device that stretches through out is provided, and by the set plug (11) of gear motor (1) head end, directly insert in socket conducting electric current, drive the revolution of the shinny and lamp decoration housing of light-emitting device.

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