CN2131010Y

CN2131010Y - Double axial rotation ceiling lamp

Info

Publication number: CN2131010Y
Application number: CN92222352U
Authority: CN
Inventors: 许文悌
Original assignee: Lin Xikan
Current assignee: Lin Xikan
Priority date: 1992-05-20
Filing date: 1992-05-20
Publication date: 1993-04-28
Anticipated expiration: 2002-05-20

Abstract

The utility model relates to a double axial rotation ceiling lamp. In the double axial rotation ceiling lamp, an annular and convex groove 5 is arranged at the backside of a lamp holder 1 with a center hole; ratchets 6 are annularly arranged on one side wall of the lamp holder 1; an annular groove 7 is arranged on the other side wall of the lamp holder 1; an elastic and annular sheet 4 is installed in a groove 5; a ratchet pawl 8 of the elastic and annular sheet 4 is buckled with the ratchets 6; a flange 9 is buckled in the annular groove 7; an L-shaped and tubular lamp cover 2 penetrate out the centre hole of the lamp holder 1. The annular sheet 4 is provided with a thorn tongue 10 which is buckled with a thorn groove 12 on the outer wall of the lamp cover 2; a pair of bayonets 11 is pivoted with a supporting rod 13 of the lamp cover 2. The lamp cover 2 can rotate horizontally, and can rotate with a dip angle and an elevation angle to optionally regulate and control the direction and the angle of cast light rays. The utility model has the advantages of simple structure and convenience for mass production.

Description

Double axial rotation ceiling lamp

The utility model relates to twin shaft to the rotation lamp affixed to the ceiling.

Existing rotation lamp affixed to the ceiling is to make the lampshade that bulb is housed do angle of pitch rotation around the rotation of lamp socket axis or around a transverse axis of lampshade port in the lamp socket of centre bore is arranged.This single shaft has limited the orientation or the angle of ray cast to the lamp affixed to the ceiling of rotation, and is unsatisfactory in the use.

The utility model aims to provide a kind of twin shaft that can arbitrarily regulate and control ray cast orientation and angle to the rotation lamp affixed to the ceiling.

The utility model twin shaft is to rotating lamp socket, lampshade, the bulb that lamp affixed to the ceiling includes centre bore, and it is characterized in that: it also includes the elasticity ring plate; There is the annular groove coaxial with centre bore at the lamp socket back side, and the one sidewall ratchet that is periphery has annular groove on another sidewall; Ring plate is installed in the groove, its ratchet engaging ratchet, and flange snaps in annular groove; Lampshade is L shaped pipe, and its outer wall is provided with sour jujube groove and T shape pole, and it passes the centre bore of lamp socket; Ring plate has sour jujube tongue engaging sour jujube groove; And there is a pair of bayonet socket to articulate the transverse axis of pole.

During use, lampshade and ring plate can horizontally rotate around lamp socket centre bore axis together, by springing between the ratchet of ratchet in groove, and the location; Lampshade also can be done pitch rotation around the pole transverse axis, by the springing between the sour jujube groove of sour jujube tongue, and the location; Reach the purpose of random regulation and control ray cast orientation and angle.And the flange of ring plate snaps in the annular groove of lamp socket recess sidewall, and lampshade pole transverse axis is articulated in a pair of bayonet socket of ring plate, has guaranteed that again whole light fixture is combined into one reliably.

The utility model twin shaft is adjusted easyly to the rotation lamp affixed to the ceiling, and the projection scope is big, and is simple in structure, be convenient to production in enormous quantities.

Below in conjunction with embodiment and accompanying drawing the utility model twin shaft is described further to the rotation lamp affixed to the ceiling.

Fig. 1 is the three-dimensional decomposition texture schematic diagram of the utility model twin shaft to an embodiment of rotation lamp affixed to the ceiling.

Fig. 2 is Fig. 1 embodiment sectional structure schematic diagram.

Fig. 3 is the sectional structure schematic diagram of the utility model twin shaft to another embodiment of rotation lamp affixed to the ceiling.

Fig. 4 is the decomposition texture schematic diagram of the utility model twin shaft to another embodiment of rotation lamp affixed to the ceiling.

Fig. 5 is Fig. 4 embodiment sectional structure schematic diagram.

This embodiment is broken down into three parts among Fig. 1: the top is the ring plate 4 that the elastomeric material punching out becomes, and its cylindrical has three uniform flanges 9, and interior circle has sour jujube tongue 10.The cylindrical side adjacent with sour jujube tongue 10 has a pair of bayonet socket 11 straight up.Sour jujube tongue 10 with this to the line of symmetry of bayonet socket 11 on same radial line.A ratchet 8 that stretches out to oblique below is arranged between them.Middle is lamp socket 1, the assembly that it can be regarded as a groove on a big ring plate, ratchet-gear wheel and the inner ring surface the coaxial joint of thick ring plate forms.Illustrated this simultaneously is the back side of lamp socket 1.Form a groove 5 between ratchet-gear wheel and thick ring plate, its madial wall ratchet 6 that is periphery has annular groove 7 and a projection 14 on the lateral wall.Following is the assembly of lampshade 2, bulb 3, reflection shield 15 and sheet glass 16.Lampshade 2 be L shaped pipe, there is the sour jujube groove 12 of many levels the crook in its outer wall.There is a T shape pole 13 port of sour jujube groove 12 tops.

Fig. 2 illustrates the assembly relation of this embodiment.Ring plate 4 is installed in the groove 5 of lamp socket 1, and its flange 9 snaps in the annular groove 7, ratchet 8 engaging ratchets 6.Bulb 3 is installed on the reflection shield 15, together with pack into the front port of lampshade 2 of sheet glass 16.Lampshade 2 front ends pass the centre bore of lamp socket 1, and its sour jujube groove 12 fastens with the sour jujube tongue 10 of ring plate 4, and the transverse axis of its pole 13 is articulated on two bayonet sockets 11 of ring plate 4.Pull lampshade 2, it is rotated around the transverse axis of pole 13, change the angle of pitch, its maximum variable quantity is 90 °.This moment, the sour jujube tongue 10 of ring plate 4 was forced to springing up and down; After removing place's power, sour jujube tongue 10 is with the angle of pitch location of lampshade 2.Twisting lampshade 2 can make it and ring plate 4 together around the centre bore axis rotation of lamp socket 1, changes horizontal azimuth.This moment, ratchet 8 was forced to springing; After removing place's power, ratchet 8 is with the location, azimuth of lampshade 2.And projection 14 can stop bayonet socket 11, plays position-limiting action, prevents that the level angle of lampshade 2 from meeting or exceeding 360 °, the kink power line.

Embodiment difference embodiment illustrated in fig. 3 and last is the outer crook that sour jujube groove 12 is located at lampshade 2.Corresponding, the sour jujube tongue 10 and a pair of bayonet socket 11 of ring plate 4 stand opposite each other at a distance, and ratchet 8 is located between sour jujube tongue 10 and the flange 9.Bulb 3 and reflection shield 15 are installed in the upper port of lampshade 2, mirror 16 of the big crook of lampshade 2 inwalls inclination placement '.Light beam is concentrated but is softer.

Referring to Fig. 4, this embodiment resolves into four parts: the top is the ring plate 4 that the elastomeric material punching out becomes, and circle has 4 uniform flanges 9 and a rectangle clamp 17 in it, and the front end of clamp 17 has sour jujube tongue 10.The cylindrical side adjacent with sour jujube tongue 10 has a pair of bayonet socket 11 and ratchet that is upturned 8 straight up.Downward metal plate folds block card 22 between two bayonet sockets 11.Sour jujube tongue 10 and two bayonet sockets 11 are symmetrical in same radial line.In on be lamp socket 1, its back side shown in the figure.It can regard one as the square plate of centre bore, a small circle ring and the assembly that the coaxial joint of inner ratch gear forms.Between inner ratch gear and small circle ring, form groove 5, its lateral wall ratchet 6 that is periphery, madial wall has a projection 14.In under be stacker 18, there is ring shoulder 19 its top (back side).The outside diameter of ring shoulder 19 is slightly in the aperture of lamp socket 1 centre bore, and annular groove 7 is arranged at its cylindrical top.Also have one gap 20 on the ring shoulder 19, its bottom is lower than annular groove 7 and width is slightly larger than the width of ring plate 4 clamps 17.There is a square hole 21 below in the ring shoulder 19.Stacker 18 can be considered the movable part of lamp socket 1.Bottom is the assembly of lampshade 2, bulb 3, reflection shield 15 and sheet glass 16.Lampshade 2 is L shaped pipes of interior round foreign side, and there is the sour jujube groove 12 of many levels the crook in its outer wall.There is a T shape pole 13 port of sour jujube groove 12 tops.

Fig. 5 illustrates the assembly relation that Fig. 4 implements.The ring shoulder 19 of stacker 18 upwards is socketed in the centre bore of lamp socket 1 from the front.Ring plate 4 is installed in the groove 5 of lamp socket 1, and its clamp 17 is enclosed within the gap 20 of stacker 18, and its flange 9 snaps in the annular groove 7 of stacker 18, stacker 18 can not come off downwards and can rotate in the centre bore of lamp socket 1 with ring plate 4; Its ratchet 8 engaging ratchets 6.Bulb 3 is installed on the reflection shield 15, together with sheet glass 16 lampshade 2 front ports of packing into.Lampshade 2 front ends pass the centre bore of lamp socket 1 and the square hole 21 of stacker 18, and its sour jujube groove 12 fastens with the sour jujube tongue 10 of ring plate 4, and the transverse axis of its pole 13 is articulated on two bayonet sockets 11 of ring plate 4.Pull lampshade 2, it is rotated around the transverse axis of pole 13, change the angle of pitch (maximum variation can reach 90 °).Sour jujube tongue 10 springing of ring plate 4 at this moment; After removing external force, sour jujube tongue 10 is with lampshade 2 location.Twisting lampshade 2 can make it and ring plate 4 and stacker 18 together around the axis rotation of lamp socket 1 centre bore, changes level orientation.This moment, ratchet 8 was forced to springing; After removing external force, ratchet 8 is with lampshade 2 location.Projection 14 can stop block card 22, prevents that the level angle of lampshade 2 from meeting or exceeding 360 °, the kink power line.

From above-mentioned three embodiment as can be known: the utility model twin shaft is simple in structure to the rotation lamp affixed to the ceiling, is convenient to assembling, the few and available injection moulding of number of spare parts, and stamping technology is produced in enormous quantities.

Claims

1, twin shaft is to the rotation lamp affixed to the ceiling, and it includes lamp socket 1, lampshade 2, the bulb 3 of centre bore, and it is characterized in that: it also includes elasticity ring plate 4; There is the annular groove 5 coaxial with centre bore at lamp socket 1 back side, and the one sidewall ratchet 6 that is periphery has annular groove 7 on another sidewall; Ring plate 4 is installed in the groove 5, its ratchet 8 engaging ratchets 6, and flange 9 snaps in annular groove 7; Lampshade 2 is L shaped pipe, and its outer wall is provided with sour jujube groove 12 and T shape pole 13, and it passes the centre bore of lamp socket 1; Ring plate 4 has sour jujube tongue 10 engaging sour jujube grooves 12, and the transverse axis that has a pair of bayonet socket 11 to articulate pole 13.

2, twin shaft according to claim 1 is characterized in that to the rotation lamp affixed to the ceiling: the interior crook of lampshade 2 is parallel to be provided with many sour jujube grooves 12, and the port of its top is provided with pole 13; The a pair of bayonet socket 11 of ring plate 4 is upwards vertically in its cylindrical side, sour jujube tongue 10 with this to bayonet socket 11 adjacent and their symmetry axis on same radial line.