CN203549689U

CN203549689U - Elastic lamp base

Info

Publication number: CN203549689U
Application number: CN201320702236.0U
Authority: CN
Inventors: 吴毅超
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-11-08
Filing date: 2013-11-08
Publication date: 2014-04-16
Anticipated expiration: 2023-11-08

Abstract

The utility model belongs to the technical field of fluorescent lamps and provides an elastic lamp base which comprises a front cover and a back cover. The front cover and the back cover are detachably connected. A rotating head, a plug, a spring and a blocking plate are arranged in a cavity formed by the front cover and the back cover in sequence. A fluorescent lamp tube with a reflecting cover is inserted into a conducting inserting hole in a rotating mode, so that the fluorescent lamp tube drives the plug to rotate, the plug drives the rotating head to rotate through a third protrusion clamped in a first groove, meanwhile, a first protrusion of an elastic ring moves from a matched second groove in the front cover to a next second groove, when the fluorescent lamp tube rotates to a proper lighting angle, the fluorescent lamp tube is clamped into the matched second groove for locating through the first protrusion on the elastic ring, accordingly the lighting direction of the fluorescent lamp tube is changed, and the lighting range is expanded.

Description

Elastic lamp holder

Technical field

The utility model belongs to fluorescent lamp technical field, relates in particular to a kind of elastic lamp holder.

Background technology

At present, the fluorescent tube (being the inwall that reflection shield is located at fluorescent tube) that is provided with reflection shield due to inside not be used in outside fluorescent tube reflection shield is set, and therefore provides cost savings, and applies more and more extensive.But after the fluorescent tube that this inside is provided with reflection shield is arranged on lamp socket, owing to interfixing between fluorescent tube and lamp socket, so the direction of illumination of fluorescent tube fixes, range of exposures is limited.

Utility model content

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of elastic lamp holder that can regulate fluorescent tube direction of illumination is provided.

The utility model is achieved in that a kind of elastic lamp holder, comprises a protecgulum and a bonnet, and the detachable connection of described protecgulum and bonnet is provided with successively and revolves head, plug, spring and baffle plate in the cavity that described protecgulum and bonnet form;

The described head that revolves comprises interconnected the first swing arm and the second swing arm, the diameter of described the first swing arm is less than the diameter of the second swing arm, described the first swing arm outer wall is provided with the elastic ring that a circumferencial direction along described the first swing arm arranges, the equal diameters of the diameter of described elastic ring and described the second swing arm, between described elastic ring and the first swing arm, be provided with gap, described elastic ring outer wall is installed with some spaced the first projections, described elastic ring inwall is installed with some spaced the second projections, described the first projection and the second projection shift to install, described elastic ring is fixedly connected with described the first swing arm by described the second projection, described the first through hole that offers an axial setting in head that revolves, described the first through-hole wall offers two symmetrically arranged the first grooves,

On described protecgulum, offer second through hole axially arranging, described in revolve head and be located in described the second through hole, the second groove that described the second through-hole wall offers some axial settings and matches with described the first projection;

Described plug outer wall is installed with two the 3rd projections that are symmetrical arranged and match with described the first groove, described in being inserted in, described plug revolves in the first through hole of head, described in being arranged in, described the 3rd projection revolves in the first groove of head, on described plug, offer a spring groove axially arranging, described spring groove middle part is installed with a conductive pole axially arranging, and offers two conductive jacks that axially arrange on described conductive pole;

Described spring one end be located in described spring groove and with described spring groove bottom butt, the described spring other end and described baffle plate butt;

Described baffle plate coordinates with described bonnet, and the space that described baffle plate and bonnet form is provided with some electrical parts, and described electrical part is electrically connected to described conductive jack.

Particularly, the cross section of described the first projection is arc.

Particularly, the axial length of described the first groove revolves the axial length of head described in being less than.

Particularly, the cross section of described the second groove is arc.

Particularly, the axial length of described the second groove is less than the axial length of described protecgulum.

Further, on described baffle plate, offer one first wiring hole.

Further, the bottom of described protecgulum offers one second wiring hole.

Further, the bottom of described bonnet offers one the 3rd wiring hole.

The utility model is inserted in the fluorescent tube with reflection shield in conductive jack by rotation, fluorescent tube drives plug to rotate, plug revolves head rotation by being arranged in the drive of the projection of the 3rd in the first groove, simultaneously the first projection of elastic ring moves on to next the second groove from the second groove matching with protecgulum, when fluorescent tube turns to suitable irradiating angle, fluorescent tube is snapped in the second groove matching and is located by the first projection on elastic ring, thereby realize the direction of illumination that changes fluorescent tube, expanded range of exposures.

Accompanying drawing explanation

Fig. 1 is the decomposing schematic representation of the elastic lamp holder that provides of the utility model embodiment;

Fig. 2 is the decomposing schematic representation at another visual angle of the elastic lamp holder that provides of the utility model embodiment;

Fig. 3 is the assembling schematic diagram of the elastic lamp holder that provides of the utility model embodiment;

Fig. 4 is the schematic diagram of cutting open along the axis of Fig. 3;

Fig. 5 is the cutaway view along the A-A direction in Fig. 4.

The specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.

As shown in Fig. 1 ~ Fig. 5, a kind of elastic lamp holder that the utility model embodiment provides, comprises a protecgulum 1 and a bonnet 2, protecgulum 1 and the detachable connection of bonnet 2, in the cavity that protecgulum 1 and bonnet 2 forms, be provided with successively revolve 3, plug 4, spring 5 and baffle plate 6;

Describedly revolve 3 and comprise interconnected the first swing arm 31 and the second swing arm 32, the diameter of the first swing arm 31 is less than the diameter of the second swing arm 32, the first swing arm 31 outer walls are provided with the elastic ring 33 that a circumferencial direction along the first swing arm 31 arranges, the equal diameters of the diameter of elastic ring 33 and the second swing arm 32, between elastic ring 33 and the first swing arm 31, be provided with gap, elastic ring 33 outer walls are installed with some spaced the first projections 34, elastic ring 33 inwalls are installed with some spaced the second projections 35, first projection the 34 and second projection 35 shifts to install, elastic ring 33 is fixedly connected with the first swing arm 31 by the second projection 35, revolve and in 3, offer first through hole 36 axially arranging, the first through hole 36 inwalls offer two symmetrically arranged the first grooves 37,

On described protecgulum 1, offer second through hole 11 axially arranging, revolve 3 and be located in the second through hole 11, the second groove 12 that the second through hole 11 inwalls offer some axial settings and match with the first projection 34;

Described plug 4 outer walls are installed with two the 3rd projections 41 that are symmetrical arranged and match with the first groove 37, plug 4 is inserted in first through hole 36 that revolves 3, the 3rd projection 41 is arranged in first groove 37 that revolves 3, on plug 4, offer a spring groove 42 axially arranging, spring groove 42 middle parts are installed with a conductive pole 43 axially arranging, and offer two conductive jacks 44 that axially arrange on conductive pole 43;

Described spring 5 one end be located in spring groove 42 and with spring groove 42 bottom butts, spring 5 other ends and baffle plate 6 butts;

Described baffle plate 6 coordinates with bonnet 2, and the space that baffle plate 6 and bonnet 2 form is provided with some electrical part (not shown), and electrical part is electrically connected to conductive jack 44.

The operation principle of the elastic base that the present embodiment provides is: the copper pin that first inside is provided with to fluorescent tube (not shown) one end of reflection shield inserts in the conductive jack 44 of conductive pole 43 of an elastic base, then with hand, to the direction of elastic base, push away fluorescent tube, fluorescent tube drives plug 4 revolving a 3 interior slip, spring 5 is by plug 4 compress energy storage, then the copper pin of the fluorescent tube other end is aimed in the conductive jack 44 of conductive pole 43 of another elastic base, then hand unclamps fluorescent tube, spring 5 resets and discharges elastic potential energy and drive fluorescent tube to the direction motion of another elastic base, until the copper pin of the fluorescent tube other end inserts in the conductive jack 44 of conductive pole 43 of another elastic base, thereby completed the installation of fluorescent tube.In the time need to regulating the direction of illumination of fluorescent tube, with hand, rotate fluorescent tube, fluorescent tube drives plug 4 to rotate, plug 4 revolves 3 rotation by being arranged in 41 drives of the projection of the 3rd in the first groove 37, owing to being provided with gap between elastic ring 33 and the first swing arm 31, so the first projection 34 of elastic ring 33 stressed caving inward in revolving 3 process of rotating, the first projection 34 moves on to next the second groove 12 from the second groove 12 matching with protecgulum 1, the first projection 34 coordinates with next the second groove 12, when fluorescent tube reaches the illumination direction needing, fluorescent tube stops operating, if fluorescent tube does not reach the illumination direction that needs illumination, continue rotation fluorescent tube, until fluorescent tube reaches the illumination direction needing.

The utility model is inserted in the fluorescent tube with reflection shield in conductive jack 44 by rotation, fluorescent tube drives plug 4 to rotate, plug 4 revolves 3 rotation by being arranged in 41 drives of the projection of the 3rd in the first groove 37, simultaneously the first projection 34 of elastic ring 33 moves on to next the second groove 12 from the second groove 12 matching with protecgulum 1, when fluorescent tube turns to suitable irradiating angle, fluorescent tube by the first projection 34 on elastic ring 33 snap in match second groove 12 is interior locates, thereby realize the direction of illumination that changes fluorescent tube, expanded range of exposures.

Particularly, the cross section of described the first projection 34 is arc, and the cross section of the second groove 12 is also arc, and arcuate structure resistance is little, is convenient to the first projection 34 and slidably reciprocates vertically in the second groove 12.

Particularly, the axial length of described the first groove 37 is less than an axial length that revolves 3, the first groove 37 plays the effect to the 3rd projection 41 guiding of plug 4, prevents that plug 4 is through first through hole 36 that revolves 3, can also prevent that plug 4 from rotating relative to revolving 3 simultaneously.

Particularly, the axial length of described the second groove 12 is less than the axial length of protecgulum 1, and the second groove 12 plays the effect to the first projection 34 guiding, prevents from revolving 3 second through hole 11 through protecgulum 1.

Further, on described baffle plate 6, offer one first wiring hole 61, the bottom of protecgulum 1 offers one second wiring hole 13, the bottom of bonnet 2 offers one the 3rd wiring hole 21, after protecgulum 1 and bonnet 2 coordinate, the wire (not shown) being electrically connected to conductive jack 44 is electrically connected to external power source by the first wiring hole 61, the second wiring hole 13 and the 3rd wiring hole 21, this wire laying mode of the present utility model, simplify wire structures, beautified product appearance.

The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.

Claims

1. an elastic lamp holder, is characterized in that, comprises a protecgulum and a bonnet, and the detachable connection of described protecgulum and bonnet is provided with successively and revolves head, plug, spring and baffle plate in the cavity that described protecgulum and bonnet form;

2. elastic lamp holder according to claim 1, is characterized in that, the cross section of described the first projection is arc.

3. elastic lamp holder according to claim 1, is characterized in that, revolves the axial length of head described in the axial length of described the first groove is less than.

4. elastic lamp holder according to claim 1, is characterized in that, the cross section of described the second groove is arc.

5. elastic lamp holder according to claim 1, is characterized in that, the axial length of described the second groove is less than the axial length of described protecgulum.

6. elastic lamp holder according to claim 1, is characterized in that, offers one first wiring hole on described baffle plate.

7. elastic lamp holder according to claim 1, is characterized in that, the bottom of described protecgulum offers one second wiring hole.

8. elastic lamp holder according to claim 1, is characterized in that, the bottom of described bonnet offers one the 3rd wiring hole.