CN203453809U

CN203453809U - LED bulb capable of fast dissipating heat

Info

Publication number: CN203453809U
Application number: CN201320430874.1U
Authority: CN
Inventors: 王功杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-18
Filing date: 2013-07-18
Publication date: 2014-02-26
Anticipated expiration: 2023-07-18

Abstract

The utility model discloses an LED bulb capable of fast dissipating heat. The LED bulb comprises a bulb body. The bulb body comprises an LED light source module, a radiator module and a power supply module. The LED light source module comprises a bottom substrate, at least one set of sub-substrates and a plurality of LED chips, wherein the bottom substrate can be fixedly installed on the radiator assembly, the sub-substrates are inserted into the bottom substrate, the LED chips are arranged on the sub-substrates, the lower ends of the sub-substrates are provided with inserting protrusions, the bottom substrate is provided with installing holes corresponding to the inserting protrusions, the length of the inserting protrusions is smaller than the depth of the installing holes, when the sub-substrates are inserted into the bottom substrate, the welding points of a wire through which the sub-substrates is connected with the power supply module are hidden inside the installing holes or above the installing holes, and therefore the inserting protrusions and the welding points of the wire do not stretch out of the bottom of the bottom substrate. When the bottom substrate is installed on the radiator module, the connecting match is compact, no gap exists, the heat conduction effect is good, the whole heat dissipation effect of the LED bulb is good, and the service life of the LED bulb is prolonged.

Description

A kind of LED bulb of quick heat radiating

Technical field

The utility model relates to a kind of LED bulb of LED bulb, particularly a kind of quick heat radiating.

Background technology

LED because its volume is little, power consumption is low, the advantage such as long service life, high brightness, low in calories, environmental protection, be gradually gained popularity in daily life.But, because LED is spot light, there is certain light harvesting, its lighting angle is generally no more than 160 °, for reaching the effect of multiaspect, how by being set, to realize the LED light source of multiaspect, as shown in fig. 1, common way is by the LED light source substrate of organizing 91 plug-in mounting to bottom substrates 92 more, this substrate 92 is arranged on the upper surface of radiator, realize the luminous of the many groups of multiaspect, but for the convenience of welding, the outer bottom substrate 92 that stretches out of LED light source substrate 91, the pad of itself and power supply also exposes outside the bottom surface of bottom substrate 92, while making bottom substrate 92 be arranged on radiator by jack-up, be to have gap between bottom substrate 92 and radiator, connect and coordinate compactness not, radiating effect is poor.

Summary of the invention

In order to overcome the deficiencies in the prior art, the utility model provides a kind of connection to coordinate LED bulb compact, good heat dissipation effect.

The utility model solves the technical scheme that its technical problem adopts:

A kind of LED bulb of quick heat radiating, comprise bulb main body, described bulb main body comprises LED light source assembly, heat sink assembly, power supply module, described LED light source assembly comprises the substrate that can be fixedly mounted on heat sink assembly, at least one group of submounts and the some LED chip being arranged on submounts being inserted on substrate, described submounts lower end is provided with plug-in mounting projection, on described substrate, offer the installing hole corresponding with this plug-in mounting projection, the length of described plug-in mounting projection is less than the degree of depth of installing hole, and when submounts is inserted on substrate, the pad of the wire that described submounts is connected with power supply module is hidden in installing hole or above installing hole.

Described submounts is provided with three groups.

On described submounts, be provided with the power supply circuits corresponding with LED chip, described power supply circuits are provided with the connecting terminal that can be connected with power supply module, and described connecting terminal is arranged in plug-in mounting projection.

Plug-in mounting projection on described submounts is provided with two groups, is arranged on two groups of connecting terminals in plug-in mounting projection positive pole and the negative pole of corresponding power supply circuits respectively.

Described substrate is a circular slab, offers the groove corresponding with substrate on described heat sink assembly.

Described substrate is threaded connection and compresses and be arranged in groove.

On groove on described heat sink assembly, offer wire guide.

Described substrate and submounts are made by Heat Conduction Material.

Described power supply module is arranged in heat sink assembly, and power supply module lower end is provided with a shell, in this shell lower end, is provided with a lamp adapter assembly corresponding with power supply module.

Described bulb main body also disposes a lampshade.

The beneficial effects of the utility model are: the length of the plug-in mounting projection arranging due to submounts lower end is less than the degree of depth of installing hole on substrate, and when submounts is inserted on substrate, the pad of the wire that submounts is connected with power supply module is hidden in installing hole or above installing hole, therefore the pad of plug-in mounting projection and wire is the not outer substrate bottom of stretching out all, while making substrate be arranged on heat sink assembly, connect and coordinate compactness, there is not gap, good heat conduction effect, make the good heat dissipation effect of LED bulb integral body, extend the service life of LED bulb.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is the structural representation that traditional multiaspect is organized the light source assembly of plug-in LED bulb more;

Fig. 2 is whole decomposing schematic representation of the present utility model;

Fig. 3 is the local enlarged diagram of A part in the utility model Fig. 2.

The specific embodiment

With reference to Fig. 2, Fig. 3, Fig. 2, Fig. 3 are the structural representations of a specific embodiment of the present utility model, as shown in the figure, a kind of LED bulb of quick heat radiating, comprise bulb main body, described bulb main body comprises LED light source assembly 2, heat sink assembly 3, power supply module 4 and lampshade 6, and described power supply module 4 is arranged in heat sink assembly 3, and power supply module 4 lower ends are provided with the shell 41 that plastics are made, in these shell 41 lower ends, be provided with a lamp adapter assembly 5 corresponding with power supply module 4.

As shown in the figure, described LED light source assembly 2 comprises a substrate 21, three groups of long panel type submounts 22 and some LED chips 23 that are arranged on submounts 22 that are inserted on substrate 21, described submounts 22 lower ends are provided with the plug-in mounting projection 221 of two groups, on described substrate 21, offer the installing hole 211 corresponding with this plug-in mounting projection 221, the length of described plug-in mounting projection 221 is less than the degree of depth of installing hole 211, and on submounts 22, be provided with the power supply circuits corresponding with LED chip 23, described power supply circuits are provided with the connecting terminal 222 that can be connected with power supply module 4, described connecting terminal 222 is arranged in plug-in mounting projection 221 or is arranged on the submounts 22 of plug-in mounting projection 221 tops, while making submounts 22 be inserted on substrate 21, the pad of the wire that described submounts 22 is connected with power supply module 4 is hidden in installing hole 211 or above installing hole 211, in the present embodiment, connecting terminal 222 is arranged in plug-in mounting projection 221, be arranged on two groups of connecting terminals 222 in plug-in mounting projection 221 positive pole and the negative pole of corresponding power supply circuits respectively, make the pad of the wire that submounts 22 is connected with power supply module 4 hidden in installing hole 211, described substrate 21 is a circular slab, on described heat sink assembly 3, offer the groove corresponding with substrate 21 31, on groove 31 on described heat sink assembly 3, offer wire guide 311, described substrate 21 is threaded connection and compresses and be arranged in groove 31, described substrate 21 and submounts 22 are by as aluminium matter, the copper Heat Conduction Material that waits is made, the length of the plug-in mounting projection 221 arranging due to submounts 22 lower ends is less than the degree of depth of installing hole 211 on substrate 21, and when submounts 22 is inserted on substrate 21, the pad of the wire that submounts 22 is connected with power supply module 4 is hidden in installing hole 211 or above installing hole 211, therefore the pad of plug-in mounting projection 221 and wire is not outer substrate 21 bottoms of stretching out all, while making substrate 21 be arranged on heat sink assembly 3, connect and coordinate compactness, there is not gap, good heat conduction effect, make the good heat dissipation effect of LED bulb integral body, in addition, between substrate 21 and groove 31, also heat conductive silica gel can be set, further strengthen the heat-conducting effect between substrate 21 and heat sink assembly 3, further extend the service life of LED bulb.

The LED bulb of a kind of quick heat radiating above the utility model embodiment being provided is described in detail, applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof; , for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model meanwhile.

Claims

1. the LED bulb of a quick heat radiating, comprise bulb main body, it is characterized in that: described bulb main body comprises LED light source assembly (2), heat sink assembly (3), power supply module (4), described LED light source assembly (2) comprises the substrate (21) that can be fixedly mounted on heat sink assembly (3), at least one group of submounts (22) and the some LED chip (23) being arranged on submounts (22) being inserted on substrate (21), described submounts (22) lower end is provided with plug-in mounting projection (221), on described substrate (21), offer the installing hole (211) corresponding with this plug-in mounting projection (221), the length of described plug-in mounting projection (221) is less than the degree of depth of installing hole (211), and when submounts (22) is inserted on substrate (21), the pad of the wire that described submounts (22) is connected with power supply module (4) is hidden in installing hole (211) or in installing hole (211) top.

2. the LED bulb of a kind of quick heat radiating according to claim 1, is characterized in that: described submounts (22) is provided with three groups.

3. the LED bulb of a kind of quick heat radiating according to claim 1, it is characterized in that: on described submounts (22), be provided with the power supply circuits corresponding with LED chip (23), described power supply circuits are provided with the connecting terminal (222) that can be connected with power supply module (4), and described connecting terminal (222) is arranged in plug-in mounting projection (221).

4. the LED bulb of a kind of quick heat radiating according to claim 3, it is characterized in that: the plug-in mounting projection (221) on described submounts (22) is provided with two groups, be arranged on positive pole and the negative pole of the corresponding power supply circuits of connecting terminal (222) difference in two groups of plug-in mounting projections (221).

5. the LED bulb of a kind of quick heat radiating according to claim 1, is characterized in that: described substrate (21) is a circular slab, offers the groove (31) corresponding with substrate (21) on described heat sink assembly (3).

6. the LED bulb of a kind of quick heat radiating according to claim 5, is characterized in that: described substrate (21) is threaded connection and compresses and be arranged in groove (31).

7. the LED bulb of a kind of quick heat radiating according to claim 5, is characterized in that: on the groove (31) on described heat sink assembly (3), offer wire guide (311).

8. the LED bulb of a kind of quick heat radiating according to claim 1, is characterized in that: described substrate (21) and submounts (22) are made by Heat Conduction Material.

9. the LED bulb of a kind of quick heat radiating according to claim 1, it is characterized in that: described power supply module (4) is arranged in heat sink assembly (3), and power supply module (4) lower end is provided with a shell (41), in this shell (41) lower end, be provided with a lamp adapter assembly (5) corresponding with power supply module (4).

10. the LED bulb of a kind of quick heat radiating according to claim 1, is characterized in that: described bulb main body also disposes a lampshade (6).