CN206803088U

CN206803088U - LED projector lamp

Info

Publication number: CN206803088U
Application number: CN201720230969.7U
Authority: CN
Inventors: 汪友贵
Original assignee: Dongguan Wind Lighting Co Ltd
Current assignee: Dongguan Wind Lighting Co Ltd
Priority date: 2017-03-10
Filing date: 2017-03-10
Publication date: 2017-12-26
Anticipated expiration: 2027-03-10

Abstract

The utility model provides a kind of LED projector lamp, including the shell with hollow chamber, the bottom surface of the shell hollow chamber is provided with expiration valve mechanism, the expiration valve mechanism protrudes from hollow chamber to outer side forms groove, the recess sidewall is provided with multiple air-vents for being used to discharge hot gas caused by LED projector lamp, the air-vent be located at groove madial wall one end from a distance from shell more than air-vent be located at groove lateral wall one end from shell with a distance from, the expiration valve mechanism also include be arranged at the respiratory membrane that air-vent is located at groove madial wall one end.The utility model sets expiration valve mechanism in shell hollow chamber bottom, when LED inside LED projector lamp produces heat, the air pressure of inside can be caused higher than outside, so that hot gas caused by LED is spread by respiratory membrane and air-vent to outside, effectively play a part of radiating, the service life of extension fixture；Simultaneously as respiratory membrane has the function of waterproof, can effective intensifier waterproof effect.

Description

LED projector lamp

Technical field

Technical field of lighting fixtures is the utility model is related to, more particularly to a kind of LED projector lamp.

Background technology

LED projector lamp, spotlight, projecting lamp, shot-light etc. are called, are to specify the projecting environment of illumination on face to be illuminated Light fixture；It is mainly used to do building decoration illumination and commercial space illumination is used., Railway Project be present in existing LED projector lamp：1. Due to being nearly all hermetically sealed property structure, heat dispersion is poor, cause when in use minute surface easily remain the globule, especially in hardships rain Water day is easier to be atomized minute surface, does not reach the anti-fog effect of waterproof；2. the screw of LED projector lamp shell dorsal part used in the market, All it is to lead to welding to be fixed on shell, processing step is cumbersome；3. the rotating device being equipped with the market on side wall of outer shell 180 ° of rotations can only be carried out, can not arbitrarily adjust angle so that the use of LED projector lamp is restricted.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of LED projector lamp, improves increase device radiation performance, The service life of extension fixture.

In order to solve the above technical problems, the utility model adopts the following technical scheme that：A kind of LED projector lamp, including with The shell of hollow chamber, the bottom surface of the shell hollow chamber are provided with expiration valve mechanism, and the expiration valve mechanism is by hollow Chamber protrudes to form groove to outer side, and the recess sidewall is provided with multiple for discharging hot gas caused by LED projector lamp Air-vent, the air-vent be located at groove madial wall one end from a distance from shell more than air-vent be located at groove lateral wall one end from The distance of shell, the expiration valve mechanism also include being arranged at the respiratory membrane that air-vent is located at groove madial wall one end.

Further, the LED projector lamp also includes being used to be fixedly connected with the support frame with support housing with shell, described Support frame includes bridge part and is provided with located at bridge part both ends to be more than what shell was connected with support frame for connected with outer casing and length The support arm of the length of side half.

Further, the correspondence position that the shell is connected with support arm is provided with engaging lug, the support arm and engaging lug It is rotatablely connected by the first screw.

Further, the LED projector lamp also includes aluminium cup in the shell hollow chamber, is fixed on aluminium cup backwards to outer Shell side and lamp plate, the reflection shield that is connected with lamp plate and the glass for being covered on shell hollow chamber opening one end provided with LED.

Further, the lamp plate is fixedly connected on aluminium cup by fixed screw.

Further, the lamp plate is connected with reflection shield by being fastened.

Further, shell hollow chamber bottom surface is additionally provided with first passed through for the wire harness of connection power supply and LED Through hole, the first through hole are connected with water-proof nut away from hollow chamber side.

Further, the aluminium cup is provided with and expiration valve machine on the relevant position of expiration valve mechanism and first through hole The second through hole that structure and first through hole are used cooperatively.

Further, the respiratory membrane is breathable films.

Further, the air-vent is uniformly distributed along recess sidewall.

Compared with prior art, the utility model has the advantages that：The utility model is at shell hollow chamber bottom Portion sets expiration valve mechanism, by the effect of the air-vent and respiratory membrane of expiration valve mechanism, inside LED projector lamp When LED produces heat, the air pressure of inside can be caused higher than outside so that hot gas caused by LED by respiratory membrane and Air-vent spreads to outside, effectively plays a part of radiating, reduces the probability that minute surface produces the globule, and extension fixture uses the longevity Life；Simultaneously as respiratory membrane has the function of waterproof, can effective intensifier waterproof effect.

Brief description of the drawings

Fig. 1 is the stereogram of the utility model LED projector lamp one embodiment.

Fig. 2 is the stereogram of another embodiment of the utility model LED projector lamp.

Fig. 3 is along the sectional view in B-B faces in Fig. 2.

Fig. 4 is the broken away view of the utility model LED projector lamp one embodiment.

Fig. 5 is the enlarged drawing of part A in Fig. 1.

Fig. 6 is along the sectional view in C-C faces in Fig. 5.

Embodiment

The application is described in further detail with specific embodiment below in conjunction with the accompanying drawings.It should be appreciated that following signal Property embodiment and explanation be only used for explaining the utility model, be not intended as to restriction of the present utility model, moreover, not conflicting In the case of, the feature in embodiment and embodiment in the utility model can be combined with each other.

As shown in Fig. 1 ~ Fig. 6, the utility model provides a kind of LED projector lamp, including the shell 1 with hollow chamber, institute The bottom surface for stating shell hollow chamber is provided with expiration valve mechanism 11, and the expiration valve mechanism 11 is from hollow chamber to outside shell 1 Side protrudes to form groove, and the recess sidewall is provided with multiple air-vents 111 for being used to discharge hot gas caused by LED projector lamp, institute State air-vent 111 and be located at groove madial wall one end and be located at groove lateral wall one end from outer more than air-vent 111 from a distance from shell 1 The distance of shell 1, the expiration valve mechanism 11 also include being arranged at the respiratory membrane that air-vent 111 is located at groove madial wall one end 112。

The respiratory membrane 112 is the existing PVC facial masks of in the market, has the dust-proof performance of isolation moisture, air filtration special Point.

The utility model sets expiration valve mechanism 11 in the hollow chamber bottom of shell 1, passes through expiration valve mechanism 11 The effect of air-vent 111 and respiratory membrane 112, when the LED 41 inside LED projector lamp produces heat, the gas of inside can be caused Pressure is higher than outside, so that hot gas caused by LED 41 is spread by respiratory membrane 112 and air-vent 111 to outside, effectively Play a part of radiating, reduce the probability that minute surface produces the globule, the service life of extension fixture；Simultaneously as respiratory membrane 112 has Have the function of waterproof, can effective intensifier waterproof effect.

In one alternate embodiment, the LED projector lamp also includes being used to be fixedly connected with support housing 1 with shell 1 Support frame 2, support frame as described above 2 include bridge part 21 and located at the both ends of bridge part 21 be provided with for connected with outer casing 1 and length it is big In the support arm 22 of the length for the side half that shell 1 is connected with support frame 2.

In the present embodiment, because the length of support arm 22 is more than the length for the side half that shell 1 is connected with support frame 2, LED projector lamp is enabled to realize 360 ° of rotations along support arm 22, the effective service efficiency for improving device, adaptation more makes Use condition.

In one alternate embodiment, the correspondence position that the shell is connected with support arm 22 is provided with engaging lug 13, described Support arm 22 is rotatablely connected with engaging lug 13 by the first screw 72.

In the present embodiment, by the effect of support arm 22 and engaging lug 13, it can effectively realize LED projector lamp along support arm The effect of 360 ° of rotations, the diversity that increase device uses.

In one alternate embodiment, the LED projector lamp also includes aluminium cup 3, the fixation being located in the hollow chamber of shell 1 Backwards to the side of shell 1 and the lamp plate 4 provided with LED 41, the reflection shield 5 that is connected with lamp plate 4 and it is covered in aluminium cup 3 in shell 1 The glass 6 of plenum chamber opening one end.

In one alternate embodiment, the lamp plate 4 is fixedly connected on aluminium cup 3 by fixed screw 71.

In the present embodiment, by the effect of fixed screw 71, effectively lamp plate 4 and aluminium cup 3 can be fixed, increase device Steadiness.

In one alternate embodiment, the lamp plate 4 is connected with reflection shield 5 by being fastened.By being fastened and connected, energy Fast and effectively reflection shield 5 is fixedly connected on lamp plate 4.

In one alternate embodiment, the hollow chamber bottom surface of shell 1 is additionally provided with the line for connection power supply and LED 41 Beam（It is not shown）The first through hole 12 passed through, the first through hole 12 are connected with water-proof nut 73 away from hollow chamber side. Specifically, the water-proof nut 73 is integrally formed with shell 1.

In the present embodiment, by setting first through hole 12 and setting water-proof nut 73 in the outside of first through hole 12, can have Beneficial to wire harness by while, effectively improve the water resistance of device；In addition, water-proof nut 73 is integrally formed with shell 1, can enter The sealing of the increase water-proof nut 73 and shell 1 of one step, improve the water resistance of device.

In one alternate embodiment, the aluminium cup 3 is on the relevant position of expiration valve mechanism 11 and first through hole 12 Provided with the second through hole 31 being used cooperatively with expiration valve mechanism 11 and first through hole 12.Second through hole 31 is set, aluminium can be caused Cup 3 is preferably fitted on the hollow chamber bottom surface of shell 1.

In one alternate embodiment, the respiratory membrane 112 is breathable films.

In one alternate embodiment, the air-vent 111 is uniformly distributed along recess sidewall.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are limited by appended claims and its equivalency range.

Claims

1. a kind of LED projector lamp, including the shell with hollow chamber, it is characterised in that：The bottom surface of the shell hollow chamber Provided with expiration valve mechanism, the expiration valve mechanism protrudes from hollow chamber to outer side forms groove, the groove side Wall be provided with it is multiple be used to discharging the air-vents of hot gas caused by LED projector lamp, the air-vent be located at groove madial wall one end from The distance of shell more than air-vent be located at groove lateral wall one end from shell with a distance from, the expiration valve mechanism also include set It is located at the respiratory membrane of groove madial wall one end in air-vent.

2. LED projector lamp according to claim 1, it is characterised in that：The LED projector lamp also includes being used to consolidate with shell With the support frame of support housing, support frame as described above includes bridge part and is provided with located at bridge part both ends to be used for connected with outer casing for fixed connection And length is more than the support arm of the length for the side half that shell is connected with support frame.

3. LED projector lamp according to claim 2, it is characterised in that：The correspondence position that the shell is connected with support arm Provided with engaging lug, the support arm is rotatablely connected with engaging lug by the first screw.

4. LED projector lamp according to claim 1, it is characterised in that：The LED projector lamp also includes hollow located at shell Aluminium cup in chamber, it is fixed on aluminium cup backwards to shell side and the lamp plate provided with LED, the reflection shield that is connected with lamp plate and covers Glass in shell hollow chamber opening one end.

5. LED projector lamp according to claim 4, it is characterised in that：The lamp plate is fixedly connected on by fixed screw On aluminium cup.

6. LED projector lamp according to claim 4, it is characterised in that：The lamp plate passes through the company of being fastened with reflection shield Connect.

7. LED projector lamp according to claim 4, it is characterised in that：Shell hollow chamber bottom surface is additionally provided with for connecting The first through hole that the wire harness of power supply and LED passes through is connect, the first through hole is connected with water-proof nut away from hollow chamber side.

8. LED projector lamp according to claim 7, it is characterised in that：The aluminium cup is logical in expiration valve mechanism and first The relevant position in hole is provided with the second through hole being used cooperatively with expiration valve mechanism and first through hole.

9. LED projector lamp according to claim 1, it is characterised in that：The respiratory membrane is breathable films.

10. the LED projector lamp according to claim 1 or 9, it is characterised in that：The air-vent uniformly divides along recess sidewall Cloth.