CN203703662U - Seamless-heat-dispersion LED (light-emitting diode) light source module - Google Patents
Seamless-heat-dispersion LED (light-emitting diode) light source module Download PDFInfo
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- CN203703662U CN203703662U CN201320837505.4U CN201320837505U CN203703662U CN 203703662 U CN203703662 U CN 203703662U CN 201320837505 U CN201320837505 U CN 201320837505U CN 203703662 U CN203703662 U CN 203703662U
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- led
- lamp housing
- heat radiation
- lamp plate
- led module
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Abstract
The utility model relates to a seamless-heat-dispersion LED (light-emitting diode) light source module (100), which comprises an LED lamp panel (101), a drive circuit board (102), a lamp housing (103) and a heat sink (104). The seamless-heat-dispersion LED light source module (100) is characterized in that: the LED lamp panel (101) is packaged in an annular lamp cover (105) and fixed on the top of the lamp housing (103) along with the annular lamp cover (105), the lamp housing (103) and the heat sink (104) located on the bottom of the lamp housing (103) are of two semicircular structures, the two semicircular structures form the shell of the LED module (100) according to a butting manner, so that the LED module (100) is approximately shaped like a cylinder, and the drive circuit board (102) is arranged in the cavity of the lamp housing (103) in a way that the drive circuit board (102) is axially located under the LED lamp panel (101). The seamless-heat-dispersion LED light source module is small in size, has good heat dispersion, does not have an external drive circuit and perfectly balances miniaturization and heat dispersion.
Description
Technical field
The utility model relates to a kind of LED lighting device, relates in particular to a kind of LED light source module of seamless heat radiation.
Background technology
In the development and Design of light fixture, use in a large number LED module product at present.The research and development time that uses module product can simplify light fixture, the installation time of less light fixture, provides system reliability.But many times microminiaturization is that to reduce low heat emission performance be cost, and consequence reduces light efficiency and service life exactly.
Chinese patent CN201302131Y has announced a kind of large-power light-emitting diodes electricity-saving lamp that is provided with built-in drive, it is included in and in lampshade, establishes LED electroluminescent lamp and circuit board thereof, circuit board is connected with driver, driver is connected with the contact of lamp holder, it is characterized in that: circuit board and a radiator interfix, and radiator fixes with lamp holder again.This utility model lamp drives Integral design, increased aluminium heat-conducting plate and improved radiating efficiency, but whole product structure complexity is unfavorable for the integration of compact of LED module, and because member is many, has correspondingly increased production cost.
Utility model content
For the deficiency of above prior art, the utility model provides a kind of LED module of seamless heat radiation, it comprises LED lamp plate, drive circuit board, lamp housing and radiator, it is characterized in that, described LED lamp plate is encapsulated in annular light cover and is fixed in the lump the top of described lamp housing with described annular light cover, described lamp housing is two semicircular structures with the described radiator that is positioned at its bottom, these two semicircular structures have formed the shell of described LED module according to docking mode, make described LED module roughly cylindrical, the mode that described drive circuit board is positioned at axial below according to relatively described LED lamp plate is arranged on the cavity of described lamp housing.
According to a preferred embodiment, described LED lamp plate and described annular light cover keep the shape matching, and described LED lamp plate comprises circular cavity, at the platform of described circular cavity edge radial protrusion and be distributed in installing hole and the locating dowel on described platform, wherein, described circular cavity has the space that is enough to hold LED chip, described installing hole is to run through described platform and be the hollow cylindrical of stretching out downwards, and described locating dowel protrudes from described platform vertically.
According to a preferred embodiment, the light-emitting window place of described circular cavity is provided with the lens of form fit with it, and described lens comprise the locating hole matching with described locating dowel, in order to prevent that described lens from freely rotating.
According to a preferred embodiment, between described LED lamp plate and described lamp housing, be provided with successively spacer and elastomeric pad, wherein, described spacer comprises the first U-shaped hole that is distributed in its outer peripheral edge region and the circular port that is enough to hold described circular cavity, the outer peripheral edge region of described elastomeric pad is distributed with the second U-shaped hole with described the first U-shaped hole Corresponding matching, thereby described the first U-shaped hole and described the second U-shaped hole makes described installing hole run through described spacer and described LED lamp plate is fixed to described lamp housing by described elastomeric pad, fitting tightly described spacer together and the thickness sum of described elastomeric pad is enough to make the described installing hole that is hollow cylindrical to contact with described lamp housing.
According to a preferred embodiment, described annular light cover has the space that is enough to hold described lens and described LED lamp plate, and described annular light cover is fixed described lens to described LED lamp plate in the lump when the mode connecting with buckle or be threaded is fixed to described lamp housing top.
According to a preferred embodiment, the top of described lamp housing is provided with the boss of projection vertically, the outside of described boss is provided with the buckle structure or the screw thread that match with described annular light cover, described annular light cover is connected or the mode that is threaded is fixed to described lamp housing with buckle.
According to a preferred embodiment, described two semicircular structures are distributed with through hole in both sides, pass described through hole make described two semicircular structures be connected to each other fixing in the mode being threaded by screw.
According to a preferred embodiment, described radiator comprises symmetrical fin, and described fin is formed as fin bunch.
According to a preferred embodiment, described LED lamp plate is provided with described LED chip and conducts electricity the electrode being connected, and described electrode is provided with over cap, and the mode that described over cap surrounds described electrode with sealing is fixed to described LED lamp plate by described lens.
According to a preferred embodiment, within described drive circuit board is fixed on described lamp housing removably.
The utility model has consisted of the shell of the utility model LED light source module two semicircular shells, and, semicircular shell, by one-body molded to lamp housing and radiator, has been saved production process, has improved production efficiency, and because lamp housing and molding heat radiator are integrated, reduced the thermoresistance layer that air forms or formed by other connecting elements thermoresistance layer, form seamless heat radiation, make radiating effect better, volume is also less, belongs to microminiaturized product.Not only size is frivolous again little for LED light source module of the present utility model, and cost performance is high, and without external drive circuit, is the integrated LED module with great heat radiation effect.
Brief description of the drawings
Fig. 1 is the explosive view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 2 is the cutaway view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 3 (a) is the front view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 3 (b) is the left view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 3 (c) is the axonometric drawing of the LED light source module of seamless heat radiation of the present utility model;
Fig. 3 (d) is the top view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 3 (e) is the upward view of the LED light source module of seamless heat radiation of the present utility model;
Fig. 4 is the axonometric drawing of the LED lamp plate of the LED light source module of seamless heat radiation of the present utility model;
Fig. 5 is the axonometric drawing of the lens of the LED light source module of seamless heat radiation of the present utility model;
Fig. 6 is the axonometric drawing of the spacer of the LED light source module of seamless heat radiation of the present utility model;
Fig. 7 is the axonometric drawing of the elastomeric pad of the LED light source module of seamless heat radiation of the present utility model;
Fig. 8 is the exploded view of the LED light source module of seamless heat radiation of the present utility model; With
Fig. 9 is the partial sectional view of the LED light source module of seamless heat radiation of the present utility model;
Reference numerals list
100: the LED light source module 101:LED lamp plate of seamless heat radiation
102: drive circuit board 103: lamp housing 104: radiator
105: annular light cover 106: lens 107: spacer
108: elastomeric pad 201: circular cavity 202: platform
203: installing hole 204: locating dowel 205: locating hole
301: the first U-shaped holes 302: 303: the second U-shaped holes of circular port
401: boss 402: through hole 501: electrode
502: over cap
Detailed description of the invention
Illustrate the utility model below in conjunction with accompanying drawing.
Fig. 1 to Fig. 3 (e) shows a kind of LED module 100 of seamless heat radiation.It comprises LED lamp plate 101, drive circuit board 102, lamp housing 103 and radiator 104.LED lamp plate 101 is encapsulated in annular light cover 105 and is fixed in the lump the top of lamp housing 103 with annular light cover 105.Lamp housing 103 is two semicircular structures with the radiator 104 that is positioned at its bottom.These two semicircular structures have formed the shell of LED module 100 according to docking mode, make LED module 100 roughly cylindrical.The mode that drive circuit board 102 is positioned at axial below according to relative LED lamp plate 101 is arranged on the cavity of lamp housing 103.The utility model is as a whole to lamp housing 103 and radiator 104 moulding, and is made up of two identical semicircular structures.Compared with traditional LED module, without radiator is set separately between lamp housing and lamp holder, and also without by other connectors, radiator being assembled, make radiator 104 directly be connected contact with lamp housing 103, form seamless heat radiation, avoid forming air thermoresistance layer, increased the radiating efficiency of product.LED light source module 100 convenient disassemblies that are made up of two semicircular structures, are conducive to the assembling of drive circuit board 102.Semicircular structure is to be made up of the material of high thermal conductivity, can be plastics or pottery or aluminium alloy, makes by injection mo(u)lding.
As shown in Figure 4, LED lamp plate 101 keeps with annular light cover 105 shape matching.LED lamp plate 101 comprises circular cavity 201, at the platform 202 of circular cavity 201 edge radial protrusions and be distributed in installing hole 203 and the locating dowel 204 on platform 202.Circular cavity 201 has the space that is enough to hold LED chip.Circular cavity 201 provides one to the independent installing space of LED chip, can effectively protect LED chip.Installing hole 203 is to run through platform 202 and be the hollow cylindrical of stretching out downwards.Locating dowel 204 protrudes from platform 202 vertically.
Referring to Fig. 5, the light-emitting window place of circular cavity 201 is provided with the lens 106 of form fit with it.Lens 106 comprise the locating hole 205 matching with locating dowel 204, in order to prevent that lens 106 from freely rotating.The height of locating dowel 204 is no more than the thickness of lens 106, make locating dowel 204 and locating hole 205 in conjunction with time can not affect closely cooperating of lens 106 and annular light cover 105.
As shown in Figure 1, between LED lamp plate 101 and lamp housing 103, be provided with successively spacer 107 and elastomeric pad 108.Spacer 107 comprises the first U-shaped hole 301 that is distributed in its outer peripheral edge region and the circular port 302 that is enough to hold circular cavity 201.The outer peripheral edge region of elastomeric pad 108 is distributed with the second U-shaped hole 303 with the first U-shaped hole 301 Corresponding matchings.Thereby the first U-shaped hole 301 and the second U-shaped hole 303 makes installing hole 203 run through spacer 107 and LED lamp plate 101 is fixed to lamp housing 103 by elastomeric pad 108.Fitting tightly spacer 107 together and the thickness sum of elastomeric pad 108 is enough to make the installing hole 203 that is hollow cylindrical to contact with lamp housing 103, guarantees that the installing hole 203 of hollow cylindrical can be securely fixed in lamp housing 103 tops by LED lamp plate 101, spacer 107 and elastomeric pad 108.
According to a preferred embodiment, annular light cover 105 has the space that is enough to hold lens 106 and LED lamp plate 101.Annular light cover 105 is fixed lens 106 to LED lamp plate 101 in the lump when the mode connecting with buckle or be threaded is fixed to lamp housing 103 tops.Annular light cover 105 is the elastoplast lids with high-heat conductive efficency, and it is fixed to lamp housing 103 by lens 106 and LED lamp plate 101 under the state of extruding, can ensure the firm connection between member.
As shown in Figure 8, the top of lamp housing 103 is provided with the boss 401 of projection vertically.The outside of boss 401 is provided with the buckle structure or the screw thread that match with annular light cover 105, annular light cover 105 is connected or the mode that is threaded is fixed to lamp housing 103 with buckle.Two semicircular structures are distributed with through hole 402 in both sides, passing through hole 402 by screw, that two semicircular structures are connected to each other in the mode being threaded is fixing, installs convenient and swift.
According to a preferred embodiment, radiator 104 comprises symmetrical fin.Fin is formed as fin bunch.But the whole volume size of radiator 104 is at least greater than 1/2 of LED light source module cumulative volume, improved area of dissipation can not cause again the increase of whole product structure.
Referring to Fig. 9, Fig. 9 is a preferred embodiment of the present utility model.LED lamp plate 101 is provided with LED chip and conducts electricity the electrode 501 being connected.Electrode 501 is provided with over cap 502.Over cap 502 is fixed to LED lamp plate 101 by lens 106 in the mode of sealed packet confining electrode 501.Over cap 502 is elastoplast thin slices that plastic deformation can occur, and its lower end is with mode and 101 combinations of LED lamp plate of form fit, and under the effect of external force, is compacted to LED lamp plate 101, thereby guard electrode 501 exempts from damage.LED lamp plate 101 is fixed in the axial boss 401 of lamp housing 103, and LED lamp plate 101 is directly contacted with lamp housing 103, makes the heat that LED lamp plate 101 produces to pass to fast radiator 104 by lamp housing 103, and then heat loss is gone out.Whole heat is in transmittance process, and the thermoresistance layer that does not have air thermoresistance layer or other connectors to form, makes LED light source module of the present utility model than other LED modules, and its radiating efficiency is higher, dispels the heat faster.In Products integration, ensure again radiating efficiency, thereby ensured light efficiency and the service life of product.In top view, the projected area of axial boss 401 is less than the projected area of lamp housing 103, its objective is to annular light cover 105 and leave certain installing space, ensureing to install annular light cover 105 later can keep the Mechanical Builds that entirety is consistent with two semicircular structures, and product structure is minimized as much as possible.
According to a preferred embodiment, within drive circuit board 102 is fixed on lamp housing 103 removably, improve the service life of product, be unlikely to scrap whole lighting device because of the damage of drive circuit board.
According to a preferred embodiment, the external diameter of the LED module 100 of seamless heat radiation is less than 35mm.Under the guidance of technical solutions of the utility model, drive built-in LED light source module 100, in the situation that ensureing radiating efficiency, can also accomplish that size is little, make product external diameter be less than 35mm.
The utility model at least has the following advantages:
1, the utility model, by lamp housing and radiator integrated moulding, forms seamless heat radiation, reduces thermoresistance layer, has improved radiating efficiency.
2, the utility model, with its distinctive structural design, makes product realize being connected and fixed of each member without increasing connector or fixture in the time assembling, and has saved product space and cost.
3, the utility model product size is little, and cost performance is high, without external drive circuit.
4, the utility model preferably balance microminiaturization and heat dispersion, also need the scheme of built-in driving and control simultaneously and design, can be widely used in the occasion such as shot-light, Down lamp.
It should be noted that; above-mentioned specific embodiment is exemplary; under above-mentioned instruction of the present utility model, those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improvement or distortion drop in protection domain of the present utility model.It will be understood by those skilled in the art that specific descriptions are above in order to explain the purpose of this utility model, not for limiting the utility model.Protection domain of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. the LED module (100) of a seamless heat radiation, it comprises LED lamp plate (101), drive circuit board (102), lamp housing (103) and radiator (104), it is characterized in that,
Described LED lamp plate (101) is encapsulated in annular light cover (105) and is fixed in the lump the top of described lamp housing (103) with described annular light cover (105),
Described lamp housing (103) and be positioned at its bottom described radiator (104) be two semicircular structures, these two semicircular structures have formed the shell of described LED module (100) according to docking mode, make described LED module (100) roughly cylindrical,
The mode that described drive circuit board (102) is positioned at axial below according to relatively described LED lamp plate (101) is arranged on the cavity of described lamp housing (103).
2. the LED module (100) of seamless heat radiation as claimed in claim 1, it is characterized in that, described LED lamp plate (101) keeps with described annular light cover (105) shape matching, and described LED lamp plate (101) comprises circular cavity (201), at the platform (202) of described circular cavity (201) edge radial protrusion and be distributed in installing hole (203) and the locating dowel (204) on described platform (202), wherein
Described circular cavity (201) has the space that is enough to hold LED chip,
Described installing hole (203) is run through described platform (202) and be the hollow cylindrical of stretching out downwards,
Described locating dowel (204) protrudes from described platform (202) vertically.
3. the LED module (100) of seamless heat radiation as claimed in claim 2, it is characterized in that, the light-emitting window place of described circular cavity (201) is provided with the lens of form fit (106) with it, and described lens (106) comprise the locating hole (205) matching with described locating dowel (204), in order to prevent that described lens (106) from freely rotating.
4. the LED module (100) of seamless heat radiation as claimed in claim 3, is characterized in that, is provided with successively spacer (107) and elastomeric pad (108) between described LED lamp plate (101) and described lamp housing (103), wherein,
Described spacer (107) comprises and is distributed in the first U-shaped hole (301) of its outer peripheral edge region and is enough to hold the circular port (302) of described circular cavity (201),
The outer peripheral edge region of described elastomeric pad (108) is distributed with the second U-shaped hole (303) with described the first U-shaped hole (301) Corresponding matching,
Described the first U-shaped hole (301) and described the second U-shaped hole (303) make described installing hole (203) run through described spacer (107) and described elastomeric pad (108) thereby described LED lamp plate (101) are fixed to described lamp housing (103),
The described spacer (107) fitting tightly is together enough to make the described installing hole (203) that is hollow cylindrical to contact with described lamp housing (103) with the thickness sum of described elastomeric pad (108).
5. the LED module (100) of seamless heat radiation as claimed in claim 4, it is characterized in that, described annular light cover (105) has the space that is enough to hold described lens (106) and described LED lamp plate (101), and described annular light cover (105) is fixed described lens (106) to described LED lamp plate (101) in the lump when the mode connecting with buckle or be threaded is fixed to described lamp housing (103) top.
6. the LED module (100) of seamless heat radiation as claimed in claim 5, it is characterized in that, the top of described lamp housing (103) is provided with the boss (401) of projection vertically, the outside of described boss (401) is provided with the buckle structure or the screw thread that match with described annular light cover (105), described annular light cover (105) is connected or the mode that is threaded is fixed to described lamp housing (103) with buckle.
7. the LED module (100) of seamless heat radiation as claimed in claim 6, it is characterized in that, described two semicircular structures are distributed with through hole (402) in both sides, pass described through hole (402) make described two semicircular structures be connected to each other fixing in the mode being threaded by screw.
8. the LED module (100) of the seamless heat radiation as described in one of claim 1 to 7, is characterized in that, described radiator (104) comprises symmetrical fin, and described fin is formed as fin bunch.
9. the LED module (100) of the seamless heat radiation as described in one of claim 1 to 7; it is characterized in that; described LED lamp plate (101) is provided with described LED chip and conducts electricity the electrode (501) being connected; described electrode (501) is provided with over cap (502), and described over cap (502) is fixed to described LED lamp plate (101) by described lens (106) in the mode that seals the described electrode of encirclement (501).
10. the LED module (100) of the seamless heat radiation as described in one of claim 1 to 7, is characterized in that, within described drive circuit board (102) is fixed on described lamp housing (103) removably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837505.4U CN203703662U (en) | 2013-12-18 | 2013-12-18 | Seamless-heat-dispersion LED (light-emitting diode) light source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837505.4U CN203703662U (en) | 2013-12-18 | 2013-12-18 | Seamless-heat-dispersion LED (light-emitting diode) light source module |
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| Publication Number | Publication Date |
|---|---|
| CN203703662U true CN203703662U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320837505.4U Expired - Fee Related CN203703662U (en) | 2013-12-18 | 2013-12-18 | Seamless-heat-dispersion LED (light-emitting diode) light source module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503588A (en) * | 2020-04-15 | 2020-08-07 | 无锡埃姆维工业控制设备有限公司 | Focus-adjustable low-voltage high-power L ED grating light source |
-
2013
- 2013-12-18 CN CN201320837505.4U patent/CN203703662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503588A (en) * | 2020-04-15 | 2020-08-07 | 无锡埃姆维工业控制设备有限公司 | Focus-adjustable low-voltage high-power L ED grating light source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20171218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |