CN203323059U - Heat radiation part of waterproof light-emitting device - Google Patents

Abstract

The utility model discloses a heat radiation part of a waterproof light-emitting device. The heat radiation part of the waterproof light-emitting device comprises an LED module (1), a joint connector (2), a heat radiation part body (31), a socket connector (4), a plug (5) and a camera (6), and is characterized in that the back surface of the heat radiation part body (31) is connected with a fixing plate (32), the top surface of the heat radiation part body (31) is connected with the back surface of the LED module (1), the heat radiation part body (31) is installed between the LED module (1) and the fixing plate (32), and a plurality of heat radiation fins are formed on the heat radiation part body (31). Due to the facts that the heat radiation fins are distributed around, and especially more than 50% of a heat radiation surface is distributed at the outer periphery, an elastic sealing part arranged between the socket connector and the heat radiation part body in a cushioned mode does not affect the heat radiation effect.

Description

The radiating piece of water-proof type light-emitting device

Technical field

The utility model relates to a kind of radiating piece of water-proof type light-emitting device.

Background technology

Prior art discloses a large amount of water-proof type light-emitting devices, due to the specific (special) requirements of water-proof type light-emitting device, must take firm fixed form to realize the waterproof purpose.For example CN101771027A discloses a kind of like this LED lighting device, and the problem that this LED lighting device exists is to be difficult to change the LED module.During damage, can only give up whole light fixture.Radiating effect is not good yet.

Now, become more and more popular a LED module and radiator etc. are combined into so-called photo engine.LED module in photo engine also is difficult to change.In order to solve assembly problem, CN202769365U has advised a kind of simple package assembly.But the problem of this structure is the waterproof purpose that can not reach good.Along with long-time use, the socket of the first housing and the second housing there will be aging, and therefore this aging can't being compensated can only give up whole light fixture.Radiating effect is not good yet.

The utility model content

In order to address the above problem, the utility model discloses a kind of radiating piece for the water-proof type light-emitting device, described water-proof type light-emitting device comprises: LED module, joint connector, radiating piece, socket connector, plug and camera lens,

Wherein, described camera lens is in the situation that pad is provided with the camera lens seal is threaded connection and is fixed on described radiating piece,

Wherein, described LED module has the patchhole of perforation at middle part, and with a plurality of LED,

Wherein, described joint connector is fixed to one another and is connected with described LED module, and described joint connector has conductive contact structure, and the circuit of described conductive contact structure and described LED module is connected to each other, in order to give described LED power supply,

Wherein, under confined state, described radiating piece is arranged between described joint connector and described socket connector,

Wherein, described socket connector has the electrified wire be connected with the described conductive contact structure circuit of described joint connector, and the lower end of described electrified wire is connected with described plug, thereby gives described LED power supply via the power supply terminal of described plug,

It is characterized in that,

The back side and the fixed head of described radiating piece join, and the back side of the end face of described radiating piece and described LED module joins,

Described radiating piece is arranged between described LED module and described fixed head,

Be formed with a plurality of radiating fins on described radiating piece.

According to a preferred embodiment, described a plurality of radiating fins are respectively tabular to lower convexity.

According to a preferred embodiment, described a plurality of radiating fins are arranged according to concentrically ringed mode.

According to a preferred embodiment, described a plurality of radiating fins are arranged as and form diametrically the vent passages connected.

According to a preferred embodiment, described radiating piece also has at least one connector combined hole, and this connector combined hole is communicated with the LED combined hole of described LED module, and can be combined with described socket connector.

According to a preferred embodiment, described joint connector inserts the jack that passes through hole and described fixed head of the patchhole of described LED module, described radiating piece successively, and be combined with described socket connector in the back side at described fixed head, thereby fix described LED module on described radiating piece.

According to a preferred embodiment, on described fixed head, can fix a plurality of light-emitting devices.

According to a preferred embodiment, by the socket bonded block, described LED module, described radiating piece, described fixed head and described socket connector are coupled together.

According to a preferred embodiment, described socket bonded block is screw, rivet, pin and/or split pin.

Favourable technique effect by said structure of the present utility model comprises: the first, radiating piece is individual member, the new LED module after therefore can continuing on for changing after the LED module damages; The second, because radiating fin is distributed in surrounding, especially the radiating surface more than 50% is distributed in periphery, so the elastic sealing element that between socket connector and radiating piece, pad is established can not affect radiating effect; Three, be convenient to change the LED module; Four, symmetrical shape contributes to simplify installation; Five, the LED module can with the close contact of radiating piece, contribute to strengthen radiating effect.

The accompanying drawing explanation

Fig. 1 illustrates light-emitting device of the present utility model with stereo decomposing;

Fig. 2 is the LED waterproof construction exploded perspective view of radiating piece of the present utility model;

Fig. 3 is the waterproof construction figure of radiating piece of the present utility model, fixed head 32 and socket connector;

Fig. 4 is the waterproof construction figure of the power supply between socket connector of the present utility model and socket;

Fig. 5 is heat abstractor oblique view of the present utility model;

Fig. 6 is heat abstractor sectional drawing of the present utility model.

Reference numerals list:

100: light-emitting device

The 1:LED module

11:LED 12: patchhole 13: circuit 18:LED module combined hole

2: joint connector

21: wiring wire 22: flange 23: rib

231: elastic lug 232: removal rod

233: short step

31: radiating piece

311: by hole 312: ribbed arch

313: radiating fin 316: the radiating piece combined hole

4: socket connector

41: electrified wire 42 connecting holes

421: Access Division

44: step components 45: the electrified wire hermetically-sealed construction

47: bonded block arranges structure 48: connector combined hole 481: the connector bonded block

5: plug

54: holddown groove 55:Y font lug 551: power supply terminal

56: support bonded block 57: bonded block holddown groove 571: bonded block

6: camera lens

71: by hole seal member 72: combined hole sealing 73: depressed part

74: step seal member 74a: step seal member holddown groove

75: plug seal member 76: combination seal parts 77: the holddown groove seal member

78: the camera lens seal

The specific embodiment

Below with reference to accompanying drawing, preferred embodiment is described.Here, identical, similar or act on Reference numeral identical for identical parts and indicate, and sometimes abandoned in the following description being repeated in this description these parts, in order to avoid tediously long.

Fig. 1 illustrates light-emitting device of the present utility model with stereo decomposing.

According to the light-emitting device 100 of a preferred embodiment of the utility model, comprise: LED module 1, joint connector 2, radiating piece 31, socket connector 4, plug 5, camera lens 6 and the waterproof part that plays waterproof action on each parts.One or more LED11 are installed on LED module 1.Connecting circuit has formed circuit with LED11 and has been connected.This LED module 1 consists of metal material, can absorb the heat that LED11 sends, and has thermolysis.The middle part of LED module 1 can have the patchhole 12 of up/down perforation.Near the patchhole 12 of LED module 1, be provided with for the circuit 13 to the LED11 power supply.If a plurality of LED11 are installed on LED module 1, along patchhole 12 surroundings equidistantly to arrange circuit 13, form the radioactivity structure.

Have on the LED module 1 of circuit and also there is LED module conjugate foramen 18, in order to connect radiating piece 31, fixed head 32 and socket connector 4.Fixed head 32 is template, and when this light-emitting device 100, during as street lamp, fixed head 32 can be inner certain fixed part of street lamp.This fixed head 32 usable resins materials are made, but are not limited to this.Sometimes also the available metal material is made fixed head 32, when fixed head 32 is metal material, can absorbs the heat that LED sends and play thermolysis.Can fix a plurality of light-emitting devices on a fixed head 32.

Joint connector 2 is the patchhole 12 by LED module 1, the jack 321 that passes through hole 311 and fixed head 32 of aftermentioned radiating piece 31 successively, and in the back side and socket connector 4 combinations of fixed head 32, thus on radiating piece fixed L ED module 1.

Radiating piece 31 is arranged between LED module 1 and fixed head 32, in order to distribute the LED11 evolution of heat.When the fixed head 32 of fixed L ED module 1 is metal parts, fixed head 32 also belongs to radiating piece.The back side of radiating piece 31 and fixed head 32 join, and the back side of end face and LED module 1 joins, and the heat that radiating piece 31 absorption LED11 send is dispelled the heat, and then the part heat is delivered to fixed head 32, carries out the secondary heat radiation on fixed head 32.

Radiating piece 31 has by hole 31.During installation, with joint connector 2 insertions of LED module 1 combination, should pass through hole 31.Be formed with at least one groove in the inboard by hole 311.Groove and the rib 23 that is formed on joint connector 2 peripheries be form fit each other, in order to guide connector connector 2, inserts.By groove in the inboard by hole 311 with the radial ribbed arch 312 that formed.

In addition, in order to increase area of dissipation, be formed with a plurality of radiating fins 313 on radiating piece 31, referring to Fig. 3.These radiating fins 313 are respectively tabular to lower convexity.According to a preferred embodiment, these radiating fins 313 are arranged according to concentrically ringed mode respectively.These radiating fins 313 can be arranged like this, make and form diametrically the vent passages connected.

In addition, radiating piece 31 also has at least one connector combined hole 318.This connector combined hole 318 is communicated with the LED combined hole 18 of LED module 1, and can with socket connector 4 combinations.

With reference to accompanying drawing 3, socket connector 4 contains the electrified wire 41 be connected with conductive contact structure 21 circuit of joint connector 2, and with joint connector 2 combinations.The formation corresponding to the back side of fixed head 32 of the step 44 of socket connector 4.Form socket combined hole 48 on step 44.This socket combined hole 48 is to be communicated with the LED combined hole 18 of LED module 1, the radiating piece combined hole 318 of radiating piece 31 and the fixed head combined hole 328 of fixed head 32.By socket bonded block 481, can couple together LED module 1, radiating piece 31, fixed head 32 and socket connector 4.In Fig. 3, socket bonded block 481 can be screw.Self-evident, socket bonded block 481 also can adopt other connected modes such as rivet, pin, split pin.

Favourable technique effect by said structure of the present utility model comprises: the first, radiating piece is individual member, the new LED module after therefore can continuing on for changing after the LED module damages; The second, because radiating fin is distributed in surrounding, especially the radiating surface more than 50% is distributed in periphery, so the elastic sealing element that between socket connector and radiating piece, pad is established can not affect radiating effect; Three, be convenient to change the LED module; Four, symmetrical shape contributes to simplify installation; Five, the LED module can with the close contact of radiating piece, contribute to strengthen radiating effect.

As long as applicable, all independent feature of describing in a plurality of embodiment just can mutually combine and/or exchange, and does not leave scope of the present utility model.

Claims (9)

1. the radiating piece for water-proof type light-emitting device (100) (31), described water-proof type light-emitting device (100) comprising: LED module (1), joint connector (2), radiating piece (31), socket connector (4), plug (5) and camera lens (6), wherein, described camera lens (6) is in the situation that pad is provided with camera lens seal (78) is threaded connection and is fixed on described radiating piece (31)

Wherein, described LED module (1) has the patchhole (12) of perforation at middle part, and with a plurality of LED (11),

Wherein, described joint connector (2) is fixed to one another and is connected with described LED module (1), and described joint connector (2) has conductive contact structure, the circuit (13) of described conductive contact structure and described LED module (1) is connected to each other, in order to give described LED (11) power supply

Wherein, under confined state, described radiating piece (31) is arranged between described joint connector (2) and described socket connector (4),

Wherein, described socket connector (4) has the electrified wire (41) be connected with described conductive contact structure (21) circuit of described joint connector (2), the lower end of described electrified wire (41) is connected with described plug (5), thereby give described LED (11) power supply via the power supply terminal (551) of described plug (5)

It is characterized in that,

The back side of described radiating piece (31) and fixed head (32) join, and the back side of the end face of described radiating piece (31) and described LED module (1) joins,

Described radiating piece (31) is arranged between described LED module (1) and described fixed head (32),

Be formed with a plurality of radiating fins (313) on described radiating piece (31).

2. radiating piece as claimed in claim 1 (100), is characterized in that, described a plurality of radiating fins (313) are respectively tabular to lower convexity.

3. radiating piece as claimed in claim 2 (100), is characterized in that, described a plurality of radiating fins (313) are arranged according to concentrically ringed mode.

4. as one of aforementioned claims 1 to 3 described radiating piece (100), it is characterized in that, described a plurality of radiating fins (313) are arranged as and form diametrically the vent passages connected.

5. as one of aforementioned claims 1 to 3 described radiating piece (100), it is characterized in that, described radiating piece (31) also has at least one connector combined hole (318), this connector combined hole (318) is communicated with the LED combined hole (18) of described LED module (1), and can with described socket connector (4) combination.

6. as one of aforementioned claims 1 to 3 described radiating piece (100), it is characterized in that, described joint connector (2) inserts the jack (321) that passes through hole (311) and described fixed head (32) of the patchhole (12) of described LED module (1), described radiating piece (31) successively, and in the back side and described socket connector (4) combination of described fixed head (32), thereby at the upper fixing described LED module (1) of described radiating piece (31).

7. as aforementioned radiating piece claimed in claim 6 (100), it is characterized in that, on described fixed head (32), can fix a plurality of light-emitting devices.

8. as aforementioned radiating piece claimed in claim 6 (100), it is characterized in that, by socket bonded block (481), described LED module (1), described radiating piece (31), described fixed head (32) and described socket connector (4) are coupled together.

9. as aforementioned radiating piece claimed in claim 8 (100), it is characterized in that, described socket bonded block (481) is screw, rivet, pin and/or split pin.

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