CN202274302U

CN202274302U - Sliding zoom light-emitting diode (LED) lamp

Info

Publication number: CN202274302U
Application number: CN2011203035593U
Authority: CN
Inventors: 洪铭琪; 林敏�; 卓继荣
Original assignee: GIANT ELECTRONIC OPTICAL (XIAMEN) CO Ltd
Current assignee: GIANT ELECTRONIC OPTICAL (XIAMEN) CO Ltd
Priority date: 2011-08-19
Filing date: 2011-08-19
Publication date: 2012-06-13
Anticipated expiration: 2021-08-19

Abstract

The utility model discloses a sliding zoom light-emitting diode (LED) lamp, which comprises a lamp holder, a power supply device, a tube body, an LED lighting assembly, a casing and a lens. The lamp holder is connected with one end of the tube body, the power supply device is arranged in the tube body, the LED lighting assembly is connected with the other end of the tube body, the tube body and the LED lighting assembly are movably matched with the casing, the lens is fixed at one end of the casing, a wave pattern is arranged on the outer wall of the tube body, and at least one ring convex wall matched with the bottom of the wave pattern is arranged on the inner wall of the casing. The sliding zoom LED lamp utilizes the matching sliding of the ring convex wall in the casing and the wave pattern of the tube body to achieve stepless regulation, namely the ring convex wall on the inner wall of the casing can be positioned at any position in a wave pattern section range, thereby meeting requirements of users for flexible adjustment of LED lamp light beam, and improving diversity of lighting of the LED lamp.

Description

Slip zoom LED light fixture

Technical field

The utility model relates to a kind of light fixture, relates to a kind of varifocal LED light fixture in particular.

Background technology

Development trend along with energy-saving and emission-reduction; LED (Light Emitting Diodes, light emitting diode) obtains application more and more widely with characteristics such as its energy-conserving and environment-protective, luminous efficiency height, life-span length; LED is applied to various illuminations place as a kind of novel solid light source.

For improving the functional of LED lamp lighting; Like brightness of illumination and illumination distances scope certain variation is arranged,, the lighting device of fast zoom occurred to adapt to the needs of different places illumination; It mainly is through be provided with the optics convex lens that a relative LED can move forward and backward in LED the place ahead; Or the relative optics convex lens of LED can move forward and backward, and reaches the purpose of focusing with this, and then light beam is regulated; Closely illumination zone is big, brightness is even thereby realize light fixture, realizes at a distance that the focus illumination scope is little and characteristics that brightness is high.But existing LED light fixture can't be regulated light beam arbitrarily according to user's actual demand, and the relatively effort that operates, and receives certain limitation in the use.

In view of this, do not attain perfect many disappearances and the inconvenience that causes on the structural design of the design people to existing LED light fixture, and deeply design, and the active research improvement has a fling at and development and Design goes out the utility model.

The utility model content

The purpose of the utility model is to provide a kind of slip zoom LED light fixture, realizes not having section within the specific limits and regulates, and satisfies the flexible demand of user to LED light fixture light beam, improves the diversity of LED lamp lighting.

In order to reach above-mentioned purpose, the solution of the utility model is:

A kind of slip zoom LED light fixture comprises: lamp holder, supply unit, pipe shaft, LED luminescence component, shell and lens, and lamp holder is connected with an end of pipe shaft; Supply unit is located in the pipe shaft; The LED luminescence component is connected with the other end of pipe shaft, and pipe shaft and LED luminescence component cooperate with shell is movable, and lens are fixed in an end of shell; The pipe shaft outer wall is provided with ripple glaze, and outer casing inner wall is provided with at least one flange that cooperates with the ripple glaze bottom of trench.

Said flange is that arc forms crowning, and the bottom of trench and the crest of each ripple glaze on its pipe shaft outer wall also are set to arc transiting surface.

This slip zoom LED light fixture also comprises an anti-scald circle, is located at the shell front outer of fixed lens.

Said LED luminescence component lateral wall is provided with and runs through the up and down groove at two ends, the madial wall of said shell be provided with to should groove location and length more than or equal to the fin of matsurface length.

Said pipe shaft is provided with the flange greater than the ripple glaze diameter near an end outer wall that is connected with lamp holder.

After adopting said structure; The utility model slip zoom LED light fixture is to utilize the flange in the shell to regulate with the realization nothing section of sliding cooperating of pipe shaft ripple glaze; Promptly the flange of any position outer casing inner wall in the ripple glaze segment limit all can be realized the location, thereby regulates the distance between LED and lens, when the flange of shell is positioned at the end that the pipe shaft ripple glaze is connected with the LED luminescence component; When being the shortening of pipe shaft opposite shell; Distance between LED and lens is the shortest, and the light beam of its ejaculation is an astigmatism, and the illumination zone maximum is also the most even; When the protruding other end end that slides to ripple glaze of ring, i.e. during pipe shaft opposite shell elongation, the furthest between LED and lens, the light beam of its ejaculation is an optically focused, illumination zone minimum and brightness is the highest; And between the two ends of ripple glaze; All in above-mentioned endpoints thereof, the user can select flange to slide to the position of ripple glaze according to the actual conditions needs flexibly for the beam lighting scope that the LED light fixture is penetrated, beam brightness; And then the light beam of selection actual needs, the diversity of raising LED lamp lighting.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model slip zoom LED light fixture;

Fig. 2 is the stereogram of the utility model slip zoom LED light fixture;

Fig. 3 is the sectional block diagram of the utility model slip zoom LED light fixture;

Fig. 4 is the utility model slip zoom LED light fixture operating state sketch map one;

Fig. 5 is the utility model slip zoom LED light fixture operating state sketch map two;

Fig. 6 is the utility model slip zoom LED light fixture operating state sketch map three.

Label declaration:

Lamp holder 1 external screw thread 11

Supply unit 2

Pipe shaft 3

internal threads

31,32 ripple glazes 33 flanges 34

LED luminescence component 4 external screw threads 41 grooves 42 LED43

Shell 5 flanges 51 fins 52 steps 53

External screw thread 54

Lens 6

Anti-scald circle 7 internal threads 71.

The specific embodiment

In order further to explain the technical scheme of the utility model, combine accompanying drawing to come the utility model is set forth in detail through specific embodiment below.

See also Fig. 1, shown in Figure 2, the utility model slip zoom LED light fixture 100 comprises: lamp holder 1, supply unit 2, pipe shaft 3, LED luminescence component 4, shell 5, lens 6 and anti-scald circle 7.

The structure and the annexation of each assembly below are detailed:

One end of lamp holder 1 is provided with the external screw thread 11 that is spirally connected with pipe shaft 3; Pipe shaft 3 two ends are equipped with

internal thread

31,32 and are connected with the external screw thread of lamp holder 1 and the external screw thread 41 of LED luminescence component 4 respectively; Pipe shaft 3 also is provided with one section ripple glaze 33 on an end outer wall that is connected with LED luminescence component 4, pipe shaft 3 near with ripple glaze 33 that lamp holder 1 is connected below also be provided with the flange 34 of diameter greater than ripple glaze 33; Supply unit 2 is located in the pipe shaft 3; The end that LED luminescence component 4 is connected with pipe shaft 3 is provided with necking down; The internal thread 32 that necking down is provided with external screw thread 41 and pipe shaft 3 is spirally connected; The external diameter of LED luminescence component 4 greater than the external diameter of the ripple glaze 33 of pipe shaft 3 smaller or equal to the internal diameter of shell 5; The lateral wall of this LED luminescence component 4 also is provided with the groove 42 that connects two ends, and LED43 is located at the center of this LED luminescence component 4; Shell 5 is up big and down small hollow tube-shape; Cooperate shown in Figure 3; This shell 5 offers flange 51 at the less end inwall of opening, and in the present embodiment, this flange 51 forms crowning for arc; The bottom of trench and the crest of each ripple glaze 33 on pipe shaft 3 outer walls also are set to arc transiting surface; Flange 51 is provided with the fin 52 of length more than or equal to ripple glaze 33 length with the groove 42 that the ripple glaze bottom of trench is engaged in corresponding LED luminescence component 4 outer walls in top of outer casing inner wall flange 51, is provided with step 53 in the big openend of shell 5, and the outside is provided with external screw thread 54; Lens 6 are located in the step 53 of shell 5; Anti-scald circle 7 is spirally connected through the external screw thread 54 of internal thread 71 with shell 5.

After 100 assemblings of the utility model slip zoom LED light fixture, form " ┕ ┙ " type between the flange 34 of pipe shaft 3 and the LED luminescence component 4, the flange 51 of shell 5 inwalls slides in ripple glaze 33; The fin 52 of groove 42 corresponding shell 5 inwalls of LED luminescence component 4 makes fin 52 slide along this groove 52, prevents that shell 5 from arbitrarily rotating; The setting of anti-scald circle 7 is to make things convenient for user's push-and-pull shell 5, and the flanges in the control shell 5 slide ripple glaze 33 in, can prevent that LED light fixture 100 usefulness are of a specified duration simultaneously after, lens 6 are overheated and quilt is scalded.

Please consult Fig. 4 earlier; When the flange 51 of shell 5 inwalls was positioned at end ripple glaze 33 and that LED luminescence component 4 is connected, the entire length L of LED light fixture 100 was the shortest, and the distance L 1 of LED43 and lens 6 is also the shortest; The lighting angle a of LED43 and lens 6 is maximum; Its light beam that sends has the closely big characteristics of emissive surface for astigmatism, is applicable to the irradiation closer object.

See also Fig. 5 again; When the flange 51 of shell 5 inwalls was positioned at the other end of ripple glaze 33, the entire length L of LED light fixture 100 was the longest, and the distance L 1 of LED43 and lens 6 is also the longest; The lighting angle b of LED43 and lens 6 is minimum; Its light beam that sends is an optically focused, has the strong characteristics of remote focusing brightness, is applicable to the remote object of irradiation.

At last; See also Fig. 6; When the flange 51 of shell 5 inwalls is between the two ends of ripple glaze 33; The lighting angle of LED43 and lens 6 is between a and b, and the user can control flange 51 in the position of ripple glaze section according to the actual conditions of self, and the light beam that this LED light fixture 100 is penetrated reaches the optimal viewing state.

Focusing on of the utility model: utilize cooperating of ripple glaze 33 and flange 51 to slide and realize not having the section adjusting; Promptly the flange 51 in any position LED light fixture 100 shells 5 in these ripple glaze 33 scopes all can be realized the location; Thereby regulate the distance between LED and lens; Make things convenient for the user according to the actual conditions needs, flexible LED light beam, the diversity of raising LED lamp lighting.

Product form of the foregoing description and graphic and non-limiting the utility model and style, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from the patent category of the utility model to its suitable variation or modification of doing.

Claims

1. slip zoom LED light fixture comprises: lamp holder, supply unit, pipe shaft, LED luminescence component, shell and lens, and lamp holder is connected with an end of pipe shaft; Supply unit is located in the pipe shaft; The LED luminescence component is connected with the other end of pipe shaft, it is characterized in that: pipe shaft and LED luminescence component cooperate with shell is movable, and lens are fixed in an end of shell; The pipe shaft outer wall is provided with ripple glaze, and outer casing inner wall is provided with at least one flange that cooperates with the ripple glaze bottom of trench.

2. slip zoom LED light fixture as claimed in claim 1 is characterized in that: said flange is that arc forms crowning, and the bottom of trench and the crest of each ripple glaze on its pipe shaft outer wall also are set to arc transiting surface.

3. slip zoom LED light fixture as claimed in claim 1 is characterized in that: also comprise an anti-scald circle, be located at the shell front outer of fixed lens.

4. slip zoom LED light fixture as claimed in claim 1 is characterized in that: said LED luminescence component lateral wall is provided with and runs through the up and down groove at two ends, the madial wall of said shell be provided with to should groove location and length more than or equal to the fin of ripple glaze length.

5. slip zoom LED light fixture as claimed in claim 1 is characterized in that: said pipe shaft is provided with the flange greater than the ripple glaze diameter near an end outer wall that is connected with lamp holder.