CN205991455U

CN205991455U - A kind of fast replacing light source mechanism of adjustable focus LED projection lamp

Info

Publication number: CN205991455U
Application number: CN201620897056.6U
Authority: CN
Inventors: 梁宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-17
Filing date: 2016-08-17
Publication date: 2017-03-01
Anticipated expiration: 2026-08-17

Abstract

The utility model discloses a kind of fast replacing light source mechanism of adjustable focus LED projection lamp, including radiator, lamp body, LED chip assembly and contact shoe, described radiator can be arranged on lamp body, described LED chip assembly is fixed on radiator, described contact shoe is arranged on lamp body, electrical contact corresponding with LED chip assembly is provided with described contact shoe, described radiator is arranged on lamp body, described electrical contact is conflicted and is electrically conducted on LED chip assembly and with LED chip assembly, when needing to change light source, split out the LED chip assembly on radiator more heat exchange radiator, finally radiator is reinstalled to lamp body, conductive by contact, decrease welding sequence, change light source convenient and swift.

Description

A kind of fast replacing light source mechanism of adjustable focus LED projection lamp

Technical field

This utility model is related to LED light source installing mechanism, particularly a kind of fast replacing light source of adjustable focus LED projection lamp Mechanism.

Background technology

LED light source is installed on a heat sink typically by house gluing or that screw is fixing, and the both positive and negative polarity of LED light source touches Point is then to be connected by way of soldering to wire or wiring board, when needing to change light source, need to melt scolding tin using electric cautery, and Need the welding again to new light sources, very loaded down with trivial details.

Content of the invention

In order to overcome the deficiencies in the prior art, this utility model provides a kind of quick-replaceable light of adjustable focus LED projection lamp Source mechanism.

This utility model solves its technical problem and be employed technical scheme comprise that：

A kind of fast replacing light source mechanism of adjustable focus LED projection lamp, including radiator, lamp body, LED chip assembly and touch Point seat, described radiator can be arranged on lamp body, and described LED chip assembly is fixed on radiator, described contact shoe setting On lamp body, described contact shoe is provided with electrical contact corresponding with LED chip assembly, described radiator is arranged on lamp body On, described electrical contact is conflicted and is electrically conducted on LED chip assembly and with LED chip assembly.

Described LED chip assembly includes LED chip and substrate, described substrate is provided with and is electrically connected to LED chip External contact.

Described external contact includes cathode contact and cathode contact, and described cathode contact and cathode contact are electrically connected with Positive and negative electrode to LED chip.

Described radiator is provided with light source mounting hole corresponding with substrate, and described substrate passes through screw and light source mounting hole Cooperation compression is attached on radiator.

The light source hole that contact shoe can be loaded is offered on described lamp body.

Described contact shoe side is provided with positioning convex strip, and described light source hole offers the guiding with positioning convex strip cooperation Groove.

Electrical contact on described contact shoe is resilient contact.

Described resilient contact is shrapnel contact mechanism, is fixed on contact shoe, its end in the middle part of described shrapnel contact mechanism It is provided with contact downward bending.

It is a through hole in the middle part of described contact shoe, laterally offer breach in contact shoe bottom.

Some installing holes are offered on described radiator, described radiator is arranged on lamp body by screw.

The beneficial effects of the utility model are：A kind of fast replacing light source mechanism of adjustable focus LED projection lamp, including radiating Device, lamp body, LED chip assembly and contact shoe, described radiator can be arranged on lamp body, and described LED chip assembly is fixed to On radiator, described contact shoe is arranged on lamp body, described contact shoe is provided with and corresponding with LED chip assembly electrically touches Point, described radiator is arranged on lamp body, and described electrical contact is conflicted on LED chip assembly and electrical with LED chip assembly Conducting, need change light source when, split out the LED chip assembly on radiator more heat exchange radiator, finally by radiator reinstall to Lamp body, conductive by contact, decrease welding sequence, change light source convenient and swift.

Brief description

With reference to the accompanying drawings and examples this utility model is further illustrated.

Fig. 1 is the decomposing schematic representation of this utility model light source part；

Fig. 2 is the top schematic diagram of this utility model contact shoe；

Fig. 3 is the bottom schematic diagram of this utility model contact shoe.

Specific embodiment

Referring to figs. 1 to Fig. 3, Fig. 1 to Fig. 3 is the structural representation of one specific embodiment of this utility model, as illustrated, A kind of fast replacing light source mechanism of adjustable focus LED projection lamp, including radiator 8, lamp body 1, LED chip assembly 21 and contact shoe 22, described radiator 8 offers some installing holes 86, described radiator 8 is arranged on lamp body 1 by screw, described LED core Piece assembly 21 is fixed on radiator 8, and described contact shoe 22 is arranged on lamp body 1, and described contact shoe 22 is provided with and LED core The corresponding electrical contact of piece assembly 21, described radiator 8 is arranged on lamp body 1, and described electrical contact is conflicted in LED chip assembly Electrically conduct on 21 and with LED chip assembly 21, when needing to change light source, split out the LED on radiator 8 more heat exchange radiator 8 Chip assembly 21, finally reinstalls radiator 8 to lamp body 1, conductive by contact, decreases welding sequence, changes Light source is convenient and swift.

Preferably, described LED chip assembly 21 includes LED chip 211 and substrate 212, and described substrate 212 is provided with electricity Property connect external contact to LED chip 211 it is preferred that in the present embodiment, LED chip 211 is single colored chip, described outer Contact point includes cathode contact and cathode contact, and described cathode contact and cathode contact are respectively and electrically connected to LED chip 211 Positive and negative electrode, certainly, in specific implementation process, also can adopt trichroism or multi-colored led chip, now can configure three or many Individual external contact, to control glow color, is not described in detail here.

Preferably, described radiator 8 is provided with light source mounting hole 213 corresponding with substrate 212, and described substrate 212 passes through Screw is attached on radiator 8, thus LED chip assembly is fixed to radiator 8 with the cooperation compression of light source mounting hole 213 On.

Preferably, described lamp body 1 offers the light source hole that can load contact shoe 22, further, described contact shoe 22 Side is provided with positioning convex strip 223, described light source hole offers the gathering sill with positioning convex strip 223 cooperation, with set feeler Seat 22, prevents contact shoe 22 from rotating and leading to contact failure.

Further, the electrical contact on described contact shoe 22 be resilient contact so that the structure temperature more that electrically conducts, Preferably, described resilient contact is shrapnel contact mechanism 221, is fixed on contact shoe 22 in the middle part of described shrapnel contact mechanism 221, Its end is provided with contact downward bending, forms elastic construction so that contact can closely be pressed on substrate 212.

Certainly, in specific implementation process, also can be using other resilient contacts, such as by the contact of spring push；? This is not described further.

Preferably, described contact shoe 22 middle part is a through hole, to accommodate LED chip and to form light guide structure, in contact shoe 22 bottoms laterally offer breach 222 so that through hole can form cross-ventilation with outside, accelerate the heat friendship at LED chip 211 Change, improve radiating efficiency, the temperature reducing LED chip 211 is it is ensured that its normal working condition.

Above preferable enforcement of the present utility model is illustrated, certainly, this utility model can also using with The different form of above-mentioned embodiment, those of ordinary skill in the art without prejudice to the present invention spirit on the premise of made etc. Same conversion or corresponding change, all should belong in protection domain of the present utility model.

Claims

1. a kind of fast replacing light source mechanism of adjustable focus LED projection lamp it is characterised in that：Including radiator（8）, lamp body（1）、 LED chip assembly（21）And contact shoe（22）, described radiator（8）Lamp body can be arranged on（1）On, described LED chip assembly （21）It is fixed to radiator（8）On, described contact shoe（22）It is arranged at lamp body（1）On, described contact shoe（22）On be provided with LED chip assembly（21）Corresponding electrical contact, described radiator（8）It is arranged on lamp body（1）On, described electrical contact is conflicted LED chip assembly（21）Upper and with LED chip assembly（21）Electrically conduct.

2. a kind of adjustable focus LED projection lamp according to claim 1 fast replacing light source mechanism it is characterised in that：Institute State LED chip assembly（21）Including LED chip（211）And substrate（212）, described substrate（212）On be provided with and be electrically connected to LED chip（211）External contact.

3. a kind of adjustable focus LED projection lamp according to claim 2 fast replacing light source mechanism it is characterised in that：Institute State external contact and include cathode contact and cathode contact, described cathode contact and cathode contact are respectively and electrically connected to LED chip （211）Positive and negative electrode.

4. a kind of adjustable focus LED projection lamp according to claim 2 fast replacing light source mechanism it is characterised in that：Institute State radiator（8）It is provided with and substrate（212）Corresponding light source mounting hole（213）, described substrate（212）By screw and light source Installing hole（213）Cooperation compression be attached to radiator（8）On.

5. a kind of adjustable focus LED projection lamp according to claim 1 fast replacing light source mechanism it is characterised in that：Institute State lamp body（1）On offer and can load contact shoe（22）Light source hole.

6. a kind of adjustable focus LED projection lamp according to claim 5 fast replacing light source mechanism it is characterised in that：Institute State contact shoe（22）Side is provided with positioning convex strip（223）, described light source hole offers and positioning convex strip（223）Coordinate leads To groove.

7. a kind of adjustable focus LED projection lamp according to claim 1 fast replacing light source mechanism it is characterised in that：Institute State contact shoe（22）On electrical contact be resilient contact.

8. a kind of adjustable focus LED projection lamp according to claim 7 fast replacing light source mechanism it is characterised in that：Institute Stating resilient contact is shrapnel contact mechanism（221）, described shrapnel contact mechanism（221）Middle part is fixed on contact shoe（22）On, its End is provided with contact downward bending.

9. a kind of adjustable focus LED projection lamp according to claim 1 fast replacing light source mechanism it is characterised in that：Institute State contact shoe（22）Middle part is a through hole, in contact shoe（22）Bottom laterally offers breach（222）.

10. a kind of adjustable focus LED projection lamp according to claim 1 fast replacing light source mechanism it is characterised in that：Institute State radiator（8）On offer some installing holes（86）, described radiator（8）Lamp body is arranged on by screw（1）On.