CN201462747U

CN201462747U - Radiating lamp

Info

Publication number: CN201462747U
Application number: CN2009201322967U
Authority: CN
Inventors: 梁明文
Original assignee: Individual
Current assignee: SHENZHEN SUNSEEKER OPTOELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2009-05-31
Filing date: 2009-05-31
Publication date: 2010-05-12
Anticipated expiration: 2019-05-31

Abstract

The utility model relates to a radiating lamp which comprises a hollow radiating housing, a power assembly and a light source assembly, wherein the power assembly is electrically connected with the light source assembly; the light source assembly is inserted into the radiating housing and fixedly connected with the radiating housing; the light source assembly is mounted in the radiating housing and is in heat-conductive contact with the radiating housing; the radiating housing comprises a hollow main body, as well as a plurality of long radiation ribs and short radiation ribs arranged on the outside circumference of the main body; the upper parts of the long radiation ribs are connected with the upper part of the main body; the lower parts of all the long radiation ribs are far away from the main body and are connected through a radiating ring; and the short radiation ribs correspond to the light source component and extend to the radiating ring from the outer wall of the main body. The long radiation ribs outside the radiating housing can quickly transfer the heat of the light source assembly to the radiation ribs from the inner wall of the main body for emission, but the short radiation ribs are arranged right at the outer part of the side surface of the light source assembly, therefore, the heat transfer distance is reduced, and the heat of the light source assembly can be quickly transferred to the radiating ring and is emitted through air convection via the long radiation ribs.

Description

Heat dissipation lamp

Technical Field

The utility model relates to a lamps and lanterns, more specifically say, relate to a heat dissipation lamps and lanterns with good heat dispersion.

Background

In the world with increasingly tense global energy sources, countries in the world are actively searching for various energy-saving products or developing various new energy sources. Especially in the field of illumination, LEDs (light emitting diodes) are attracting attention because of their advantages of energy saving, environmental protection, long life, high luminous efficiency, no radiation, impact resistance, etc.

Although LEDs are generally regarded as lighting applications, their heat dissipation and luminous efficiency problems have plagued LED manufacturers and applications, especially heat dissipation problems, which are directly related to their brightness, light decay, stability, lifetime, and other problems.

The existing heat dissipation energy-saving lamp only uses low-power LEDs as light sources, and cannot meet the requirement of illumination. The use of high-power LEDs often results in insufficient heat dissipation, which reduces the lifetime of the lamp or makes it impossible to meet the operating requirements. When some high-power LEDs are used as light sources, complicated heat dissipation structures or independent heat dissipation systems are often required to be configured, so that the size of the lamp is too large or the cost is too high, and the lamp cannot be well popularized and used.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the poor defect of prior art's lamps and lanterns radiating effect, provide one kind can be fast with the heat dissipation lamps and lanterns that the outside conduction of heat gived off.

The utility model provides a technical scheme that its technical problem adopted is: the heat dissipation lamp comprises a hollow heat dissipation shell, a power supply assembly and a light source assembly, wherein the power supply assembly is electrically connected with the light source assembly; the power supply assembly is inserted into the heat dissipation shell and is fixedly connected with the heat dissipation shell; the light source assembly is arranged in the heat dissipation shell and is in heat conduction contact with the heat dissipation shell;

the heat dissipation shell comprises a hollow main body, and a plurality of long heat dissipation ribs and short heat dissipation ribs which are arranged on the circumference of the outer side of the main body; the upper parts of the long radiating ribs are connected with the upper part of the main body, and the lower part of each long radiating rib is far away from the main body and is connected with the main body through a radiating ring; the short heat dissipation ribs correspond to the light source assembly and extend from the outer wall of the main body to the heat dissipation ring.

In the heat dissipating lamp of the present invention, the long heat dissipating ribs and the short heat dissipating ribs are uniformly arranged on the outer circumference of the main body, and the long heat dissipating ribs and the short heat dissipating ribs are distributed at intervals; or every two long heat dissipation ribs and every one short heat dissipation rib are distributed at intervals.

In the heat dissipating lamp of the present invention, the light source assembly includes an LED lamp panel installed in the main body and electrically connected to the power supply assembly, and a light transmitting member installed at the lower opening of the main body; the LED lamp panel with main part heat conduction contact.

In the heat dissipating lamp of the present invention, the light-transmitting member is a light-transmitting cover with a connecting structure; or, the printing opacity piece includes arc or spherical printing opacity cover and will the printing opacity cover is installed fastener on the main part, the printing opacity cover with the fastener is the buckle and is connected.

The utility model discloses an among the heat dissipation lamps and lanterns, power supply module includes power shell, setting drive power supply and closing cap in the power shell the outer cover of power shell.

The utility model discloses an among the heat dissipation lamps and lanterns, the upper portion of power shell is equipped with the connection lamp holder, the lower part of power shell with be equipped with clamping mechanism between the main part inner wall.

In the heat dissipating lamp of the present invention, the fastening mechanism includes a fastener protruding from an inner wall of the main body and a bayonet provided on the power supply housing and engaged with the fastener; or,

the clamping mechanism comprises a buckle protruding from the outer wall of the power supply shell and a bayonet matched with the buckle, wherein the bayonet is formed in the inner wall of the main body.

In the heat dissipating lamp of the present invention, the base of the lamp cap is provided with air holes.

The utility model discloses an among the heat dissipation lamps and lanterns, the high heat conduction aluminum alloy heat dissipation casing that the heat dissipation casing takes shape as an organic whole.

The utility model discloses an in the heat dissipation lamps and lanterns, be equipped with the confession in the main part the heat conduction mounting panel of light source subassembly installation.

Implement the utility model discloses following beneficial effect has: the heat of the light source component can be quickly transferred from the inner wall of the main body to the heat dissipation ribs and dissipated through the long heat dissipation ribs outside the heat dissipation shell; and short heat dissipation muscle sets up just outside the light source subassembly side, has reduced the heat transfer distance, can be quick with the heat transfer of light source subassembly to the heat dissipation ring, through long heat dissipation muscle through the air convection effluvium. In addition, the two radiating ribs adopt a staggered design, so that air convection can be effectively accelerated, and the overall temperature rise of the lamp is reduced.

In addition, the heat dissipation shell can be integrally formed by high-pressure casting of high-heat-conductivity aluminum alloy, so that interface thermal resistance caused by multi-interface joint is avoided, and heat conduction is effectively accelerated. The power supply shell and the matched power supply shell cover can fix the driving power supply in the power supply shell, and meanwhile, the power supply shell has good electrical insulation performance, so that the lamp is free from electric shock. The air holes at the top can quickly dissipate heat generated by the power supply, and the overall temperature rise of the lamp is effectively reduced.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is an exploded view of the heat dissipating lamp of the present invention;

fig. 2 is an assembled cross-sectional view of the heat dissipating lamp of the present invention;

fig. 3 is a schematic view of an air convection mode of the heat dissipation lamp of the present invention;

fig. 4 is an installation schematic view of the heat dissipation lamp of the present invention;

fig. 5 is a schematic view of a heat dissipating housing according to one form of the heat dissipating lamp of the present invention;

fig. 6 is a schematic view of another heat dissipation casing of the heat dissipation lamp of the present invention;

fig. 7 is a schematic view of another type of light-transmitting member of the heat dissipating lamp of the present invention;

fig. 8 is a schematic view of another type of light-transmitting member of the heat dissipating lamp of the present invention.

Detailed Description

As shown in fig. 1 to 6, a heat dissipating lamp according to an embodiment of the present invention includes a hollow heat dissipating housing 10, a power supply module and a light source module. The power supply assembly and the light source assembly are mounted on the heat-dissipating case 10, are heat-dissipated by the heat-dissipating case 10, and are supplied with power from the power supply assembly.

As shown in the figure, the lower part of the power supply assembly is inserted into the heat dissipation shell 10 and is fixedly connected with the heat dissipation shell 10. in the embodiment, the power supply assembly comprises a power supply shell 31, a driving power supply 32 arranged in the power supply shell 31 and a shell cover 33 for covering the power supply shell 31. the upper part of the power supply shell 31 is provided with a connecting lamp holder 34 for connecting the power supply, the connecting lamp holder 34 can be selected from various existing standard lamp holders 34, and vent holes 35 are arranged at the connecting position of the root part of the connecting lamp holder 34 and the power supply shell 31, so that heat generated when the driving power supply 32 in the power supply shell 31 works can be rapidly dissipated, the overall temperature rise of the lamp can be effectively reduced, and the stability is ensured.

The driving power source 32 may be fixed in the power source housing 31 by various means such as screws, rivets, bolts, etc., and is enclosed in the power source housing 31 by the power source housing 31 cover. The power supply housing 31 cover may be fixed to the power supply housing 31 by a snap, a screw, a bolt, a rivet, or the like, thereby enclosing the driving power supply 32 within the power supply housing 31. The driving power supply 32 is electrically connected to the lamp head 34 to provide a stable operating power supply for the light source assembly. The power supply housing 31 may be provided with openings therein for providing a path for electrical connections (e.g., wires, contacts, etc.) between the driving power supply 32 and the light source assembly to pass through.

As shown in fig. 1 and 2, the lower portion of the power supply housing 31 is fixedly connected to the inner wall of the main body 11 of the heat dissipation case 10 by a snap mechanism. In this embodiment, the locking mechanism includes a locking tab 111 protruding from the inner wall of the main body 11 of the heat dissipating housing 10 and a locking notch 311 formed in the power supply housing 31. When the power supply shell 31 is inserted into the heat dissipation shell 10, the buckle 111 is clamped into the bayonet 311 of the power supply shell 31, so that the power supply shell 31 is fastened on the power supply shell 31. The structure avoids traditional screw fixation, and the assembly is convenient and quick.

It will be appreciated that the form of the snap-fit mechanism can be modified, for example, by snapping it over the outer wall of the power supply housing 31, and correspondingly, snapping it over the inner wall of the main body 11 of the heat dissipation housing 10.

Further, the outer wall surface of the power supply case 31 and the inner wall surface of the heat dissipation case 10 may be designed to have a certain taper so as to facilitate insertion installation.

The light source assembly includes an LED lamp panel 51 installed in the main body 11 of the heat dissipation housing 10, and a light-transmitting member 52 installed at a lower opening of the main body 11. The LED lamp panel 51 is electrically connected to a power supply module, and the LED lamp panel 51 may be any of various existing LED lamp panels 51 as a light source. The LED lamp panel 51 can be mounted in the heat dissipation housing 10 by screws, bolts, rivets, or fasteners, or by pressing the light-transmitting member 52. Direct heat conduction contact between this LED lamp plate 51 and heat dissipation casing 10 main part 11 to the heat that makes LED lamp plate 51 during operation produce can directly transmit to heat dissipation casing 10 on.

As can be understood, a heat conducting mounting plate may be further disposed in the main body 11 of the heat dissipation casing 10 for mounting the LED lamp panel 51, so that heat generated by the LED lamp panel 51 is transferred to the heat conducting mounting plate and then transferred to the main body 11 of the heat dissipation casing 10; the edge of the LED lamp panel 51 may directly contact the inner wall of the main body 11 of the heat dissipation housing 10 to conduct heat.

The light-transmitting member 52 may be made of a material having high light transmittance, and the surface may be frosted. The inner wall of the opening of the main body 11 of the heat dissipating housing 10 may be provided with a screw thread, and correspondingly, the light transmitting member 52 is also provided with a screw thread, and the light transmitting member 52 is mounted on the heat dissipating housing 10 by screw-fitting. Of course, the connection structure between the light-transmitting member 52 and the heat dissipation housing 10 may be various connection structures such as a snap, a screw, a bolt, and a rivet.

As shown in fig. 7 and 8, the light-transmitting member 52 is illustrated in two other forms. The light-transmitting member 52 includes an arc-shaped or spherical light-transmitting cover 521 and a fastener 522 for mounting the light-transmitting cover 521 on the main body 11. The connection between the light-transmitting cover 521 and the fastener 522 is a snap connection, a threaded connection, a welded connection, or the like. The surface of the light-transmitting cover 521 can be subjected to soft light treatment through pattern drying, frosting and the like, so that the light emitted by the lamp can achieve the perfect effects of uniformity, softness and no light ring bright spots.

As shown in the figure, the heat dissipation shell 10 comprises a hollow main body 11, a plurality of long heat dissipation ribs 12 and short heat dissipation ribs 13, wherein the long heat dissipation ribs 12 are arranged on the circumference of the outer side of the main body 11, the upper portions of the long heat dissipation ribs 12 are connected with the upper portion of the main body 11, the lower portion of each long heat dissipation rib 12 is far away from the main body 11 and is connected with the heat dissipation ring 14 through the heat dissipation ring 14, so that an air flowing space is formed, and heat dissipation is accelerated.

As shown in fig. 5 and 6, the long heat dissipation ribs 12 and the short heat dissipation ribs 13 are uniformly arranged on the outer circumference of the main body 11, and each long heat dissipation rib 12 and each short heat dissipation rib 13 are distributed at intervals, as shown in fig. 5; alternatively, every two long heat dissipating ribs 12 and every one short heat dissipating rib 13 are spaced apart from each other as shown in fig. 6, so that the space can be effectively utilized to perform rapid heat dissipation.

Furthermore, the heat dissipation housing 10 can be made of high thermal conductivity aluminum alloy by high pressure casting, so as to avoid interface thermal resistance caused by multi-interface bonding, effectively accelerate heat conduction, and better improve heat dissipation effect.

The during operation, the luminous production heat of LED lamp on the LED lamp plate 51, through the inner wall that LED lamp plate 51 directly transmits to heat dissipation casing 10, then, partial heat directly transmits and dispels the heat on heat dissipation main part 11 and the long heat dissipation muscle 12, and partial heat transmits on heat dissipation ring 14 through short heat dissipation muscle 13 to dispel the heat through long heat dissipation muscle 12, thermal transfer route is short, and the radiating rate is fast. The air flow direction is shown by hollow arrows in the figure, and the heat conduction direction is shown by solid arrows in the figure. Moreover, the long radiating ribs 12 and the short radiating ribs 13 are arranged in a staggered manner, so that air convection can be effectively accelerated, the radiating speed is increased, and the integral temperature rise of the lamp is effectively reduced.

Claims

1. A heat-radiating lamp comprises a hollow heat-radiating shell, a power supply assembly and a light source assembly, wherein the power supply assembly is electrically connected with the light source assembly; the power supply assembly is inserted into the heat dissipation shell and is fixedly connected with the heat dissipation shell; the light source assembly is arranged in the heat dissipation shell and is in heat conduction contact with the heat dissipation shell;

2. The heat dissipating lamp of claim 1, wherein the long heat dissipating ribs and the short heat dissipating ribs are uniformly arranged on an outer circumference of the main body, and the long heat dissipating ribs and the short heat dissipating ribs are distributed at intervals; or every two long heat dissipation ribs and every one short heat dissipation rib are distributed at intervals.

3. The heat-dissipating lamp of claim 1, wherein the light source assembly comprises an LED lamp panel mounted in the body and electrically connected to the power supply assembly, and a light-transmitting member mounted at a lower opening of the body; the LED lamp panel with main part heat conduction contact.

4. The heat dissipating lamp of claim 3, wherein the light transmissive member is a light transmissive cover with a connecting structure; or, the printing opacity piece includes arc or spherical printing opacity cover and will the printing opacity cover is installed fastener on the main part, the printing opacity cover with the fastener is the buckle and is connected.

5. The heat dissipating light fixture of claim 1, wherein the power supply assembly comprises a power supply housing, a drive power supply disposed within the power supply housing, and a housing cover that covers the power supply housing.

6. The heat-dissipating lamp as claimed in claim 5, wherein a connection cap is provided at an upper portion of the power supply housing, and a clamping mechanism is provided between a lower portion of the power supply housing and an inner wall of the main body.

7. The heat-dissipating lamp as claimed in claim 6, wherein the locking mechanism comprises a latch protruding from an inner wall of the main body and a bayonet provided on the power supply housing and engaged with the latch; or,

8. The heat dissipating lamp of claim 5, wherein the base has ventilation holes at the root thereof.

9. The heat dissipating lamp of any one of claims 1 to 8, wherein the heat dissipating housing is an integrally formed high thermal conductivity aluminum alloy heat dissipating housing.

10. The heat dissipating lamp of claim 9, wherein a thermally conductive mounting plate is disposed within the main body for mounting the light source assembly.