CN203442523U

CN203442523U - Projection lamp

Info

Publication number: CN203442523U
Application number: CN201320457741.3U
Authority: CN
Inventors: 王书琪; 刘雪波
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-27
Filing date: 2013-07-27
Publication date: 2014-02-19
Anticipated expiration: 2023-07-27

Abstract

The utility model provides a projection lamp, belonging to the technical field of lighting equipment. The projection lamp solves the technical problem that the existing projection lamp is bad in cooling effect and the like. The projection lamp comprises a front lamp cover, a rear lamp housing and a lighting component, wherein the front lamp cover and the rear lamp housing are abutted and are detachably connected, the lighting component is arranged in a cavity defined by the front lamp cover and the rear lamp housing, and a plurality of groups of aluminum cooling fins are fixedly arranged at the back of the rear lamp housing. The projection lamp has the advantages of good cooling effect, light texture, low bearing requirement on an installation position and the like.

Description

A kind of Projecting Lamp

Technical field

The utility model belongs to light fixture equipment technical field, relates to a kind of Projecting Lamp.

Background technology

At present, projecting lamp is used for doing the use of building decoration illumination, be used in addition sketching the contours the profile of heavy construction, this lamp is to using tungsten filament as filament, in order to protect tungsten filament also will be full of inert gas in lampshade, as lampshade has crack or breakage, air will start to attack to it without mercy, it is blown very soon, generate a kind of tungstic acid of yellow-white simultaneously, be attached on glass bulb inwall and lamp inner part, be exactly that oxygen in air makes the tungsten filament of high temperature oxidized in fact, projecting lamp just can not be luminous like this, whole lamp will be changed, cost of idleness, the tungsten atom that for a long time high temperature also can make tungsten filament surface evaporation and diffusion constantly as water vapour, then deposit on the inner surface of glass bulb layer upon layer, make slowly melanism of glass bulb, more and more opaquer, the evaporation of tungsten simultaneously also makes tungsten filament more and more thinner, finally blow.Tungsten filament operating temperature is higher, and the evaporation of tungsten is faster, and the service life of this lamp is just shorter.So these Projecting Lamps are starved of heat abstractor.

As the disclosed a kind of LED projecting lamp of patent (CN 201628146 U), comprise shell, in shell, be provided with LED integrated optical source, in shell, be also provided with the circuit board of inner concave shape, LED integrated optical source is embedded in circuit board, and the back side of shell is provided with a plurality of fin, and the back side of shell is connected with power supply, after power supply is placed in fin, support has been rotatably connected on shell.

Although this lamp is also provided with fin, fin is all often relatively simple for structure, and material generally also just adopts cast iron to manufacture, and fin is casting together with shell, but the fin radiating effect that cast iron is manufactured is poor, affects the life-span of filament.

Summary of the invention

The problems referred to above that the utility model exists for existing technology, provide a kind of Projecting Lamp, and technical problem to be solved in the utility model is: the radiating effect that how to improve Projecting Lamp.

The purpose of this utility model can realize by following technical proposal:

A kind of Projecting Lamp, described Projecting Lamp comprises headlight door, rear lamp housing and luminescence component, it is characterized in that, described headlight door and rear lamp housing connect and removably connect, described luminescence component is arranged in the cavity consisting of headlight door and rear lamp housing, and the back side of described rear lamp housing is installed with the fin of some groups of aluminium matter.

Its principle is as follows: this Projecting Lamp luminescence component is arranged in the cavity consisting of headlight door and rear lamp housing, Projecting Lamp headlight door and rear lamp housing connect and removably connect, facilitate the assembling of each parts of Projecting Lamp, be conducive to luminescence component maintain and replace, the back side of rear lamp housing is installed with some groups of fin simultaneously, and the heat that luminescence component is produced distributes in time, fin is aluminum products, the fin good heat dissipation effect of aluminum, quality is light, to the installation site load-bearing of Projecting Lamp, requires low.

In above-mentioned Projecting Lamp, the quantity of every group of fin is some and be arranged in parallel side by side, and the lower end of the fin of this group is all connected on the fixed head of an aluminium matter, and described fixed head is connected in the back side of described rear lamp housing.Some and side by side parallel fin form one group, be conducive to circulation of air, improve radiating efficiency, the lower end of fin is all connected in the fixed head of an aluminium matter, be connected the again back side of lamp housing of fixed head, passes heat, simultaneously convenient installation timely and effectively.

In above-mentioned Projecting Lamp, described fixed head and rear lamp housing are screwed.Screw is fixed, simultaneously easy for removal and installation, can convenient for maintaining and secondary utilization.

In above-mentioned Projecting Lamp, the upper end jag of every fin forms some fork sheets, and each is pitched sheet and is parallel to each other and distributes or radially distribute.Some fork sheets of the upper end of fin have expanded the heat dissipation region of fin, utilize the thermal conductivity of metal stronger than air, and the heat Quick diffusing that luminescence component is produced is gone out, and avoids electroluminescent lamp group Yin Gaowen to burn out, to extend the service life of Projecting Lamp.

In above-mentioned Projecting Lamp, the fork sheet quantity of every fin is 2-5 sheet.The fork sheet quantity of every fin should guarantee heat to be fast and effeciently dispersed in ambient air and to go, and also will guarantee the reasonable installation of fin, reasonable with 2-5 chip layout.

In above-mentioned Projecting Lamp, described fin, fork sheet and fixed head are made by stretching mode by aluminium matter part.Aluminium matter part quality is light, good heat dissipation effect, and non-corrosive, service life is long, adopts stretching mode to make technique simple.

Compared with prior art, advantage of the present utility model is as follows:

1, this Projecting Lamp adopts the fin of aluminum, good heat dissipation effect, and quality is light, to the installation site load-bearing of Projecting Lamp, requires low.

2, the parallel installation of some groups of fin of this Projecting Lamp, the upper end jag of every fin forms some fork sheets, and each is pitched sheet and is parallel to each other and distributes or radially distribute, and ventilation effect is good, is conducive to heat and distributes timely and effectively.

3, this Projecting Lamp headlight door and rear lamp housing connect and removably connect, and the fixed form at mounting plate of air-cooling fin and the lamp housing back side is that screw is fixed, all easy for removal and installation, ease of assembly and maintenance.

Accompanying drawing explanation

Fig. 1 is this Projecting Lamp structural representation.

Fig. 2 is this Projecting Lamp structure schematic diagram.

Fig. 3 is A-A cutaway view in Fig. 2.

In figure, 1, headlight door; 2, rear lamp housing; 3, luminescence component; 4, fin; 5, fork sheet; 6, fixed head; 7, screw; 8, LED integrated optical source; 9, circuit board; 10, reflector.

The specific embodiment

Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.

As shown in Figure 1, Figure 2 and Figure 3, this Projecting Lamp comprises headlight door 1, rear lamp housing 2 and luminescence component 3, the front of headlight door 1 is tempering clear glass, luminescence component 3 is shielded, do not affect penetrating of light simultaneously, headlight door 1 and rear lamp housing 2 connect and removably connect, and the side surrounding of headlight door 1 adopts buckle to link with rear lamp housing 2; As another kind of scheme, the side surrounding of headlight door 1 and rear lamp housing 2 adopt screw fixed-link.Luminescence component 3 is connected in the cavity consisting of headlight door 1 and rear lamp housing 2, and is screwed.The back side of rear lamp housing 2 is installed with the fin 4 of some groups of aluminium matter.

As shown in Figure 1, Figure 2 and Figure 3, the back side of rear lamp housing 2 is installed with the fin 4 of some groups of aluminium matter, every group all comprises some fin 4, fin 4 be arranged in parallel side by side, be conducive to circulation of air, improve radiating efficiency, the lower end of fin 4 is all connected on the fixed head 6 of an aluminium matter, and the fixed head 6 of aluminium matter can conduct to heat heat on fin and distribute rapidly.Fixed head 6 is connected in the back side of rear lamp housing 2, and fixed head 6 adopts screw 7 fixing, easy for removal and installation with rear lamp housing 2 back sides, can change or secondary utilization by convenient for maintaining; The upper end jag of every fin 4 forms some fork sheets 5, expands heat dissipation region, and each is pitched sheet 5 and is parallel to each other and distributes or radially distribute, assurance circulation of air is smooth and easy, reach the object of timely heat radiation, avoid electroluminescent lamp group Yin Gaowen to burn out, extended the service life of Projecting Lamp.Fork sheet 5 quantity of every fin 4 are 2-5 sheet, both the convenient installation and the heat energy that had guaranteed fin 4 can be delivered to rapidly on fork sheet 5, also will guarantee heat to be fast and effeciently dispersed in ambient air and to go, reasonable with 2-5 chip layout, in the present embodiment, be preferably 3.Fin 4, fork sheet 5 and fixed head 6 are made by stretching mode by aluminium matter part, and aluminium matter part quality is light, good heat dissipation effect, and non-corrosive, service life is long, adopts stretching mode to make technique simple.

As shown in Figure 3, luminescence component 3 comprises LED integrated optical source 8, circuit board 9 and reflector 10, LED integrated optical source 8 use screws or interface arrangment are fixed on the front of rear lamp housing 2 and are positioned at centre position, reflector 10 surroundings are provided with reflective surface, reflective surface is trapezoidal or annular, reflector 10 is cemented on the front of rear lamp housing 2, LED integrated optical source 8 is positioned at this reflector 10 inside, in the cavity of circuit board 9 between rear lamp housing 2 and reflector 10, adopt screw or interface arrangment to be fixed on rear lamp housing 2 or reflector 10.Circuit board 9 is connected with LED integrated optical source 8 circuit; control and protection LED integrated optical source 8; the luminous energy orienting reflex of 10 pairs of LED integrated optical sources 8 of reflector; play energy-conservation effect, the surrounding reflective surface of reflector 10 all forms the angle of 30 °-60 ° with headlight door 1, in the present embodiment; be preferably 45 °; 10 pairs of LED integrated optical sources 8 of reflector are fallen apart and are reflected to the luminous energy of surrounding, according to reflection of light principle, the brightness of light are focused on to a direction, the maximized luminous energy that utilizes.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although more used 1 herein, headlight door; 2, rear lamp housing; 3, luminescence component; 4, fin; 5, fork sheet; 6, fixed head; 7, screw; 8, LED integrated optical source; 9, circuit board; 10, the term such as reflector, but do not get rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.

Claims

1. a Projecting Lamp, described Projecting Lamp comprises headlight door (1), rear lamp housing (2) and luminescence component (3), it is characterized in that, described headlight door (1) and rear lamp housing (2) connect and removably connect, described luminescence component (3) is arranged in the cavity consisting of headlight door (1) and rear lamp housing (2), and the back side of described rear lamp housing (2) is installed with the fin (4) of some groups of aluminium matter.

2. Projecting Lamp according to claim 1, it is characterized in that, the quantity of described every group of fin (4) is some and be arranged in parallel side by side, the lower end of the fin of this group (4) is all connected on the fixed head (6) of an aluminium matter, and described fixed head (6) is connected in the back side of described rear lamp housing (2).

3. Projecting Lamp according to claim 2, is characterized in that, described fixed head (6) is fixing by screw (7) with lamp housing (2).

4. Projecting Lamp according to claim 1 and 2, is characterized in that, the upper end jag of described every fin (4) forms some fork sheets (5), and each is pitched sheet (5) and is parallel to each other and distributes or radially distribute.

5. Projecting Lamp according to claim 4, is characterized in that, fork sheet (5) quantity of described every fin (4) is 2-5 sheet.

6. Projecting Lamp according to claim 4, is characterized in that, described fin (4), fork sheet (5) and fixed head (6) are made by stretching mode by aluminium matter part.