CN203671335U - Led lamp - Google Patents
Led lamp Download PDFInfo
- Publication number
- CN203671335U CN203671335U CN201420012050.7U CN201420012050U CN203671335U CN 203671335 U CN203671335 U CN 203671335U CN 201420012050 U CN201420012050 U CN 201420012050U CN 203671335 U CN203671335 U CN 203671335U
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- Prior art keywords
- led
- substrate
- light fixture
- led chip
- led light
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED lamp which comprises a connector and an LED light-emitting lamp wick. The LED light-emitting lamp wick comprises a heat dissipation device, an LED drive power supply and an LED light-emitting assembly. The LED light-emitting assembly comprises an LED chip and a substrate, wherein fluorescent colloid is wrapped on the LED chip, and a circuit electrically connected with the LED chip is arranged on the substrate. The heat dissipation device, the LED drive power supply and the substrate are assembled to form a fixed piece structure. The portion, provided with the LED chip, of the substrate protrudes out of the fixed piece structure. The substrate is provided with at least one installation face where the LED chip is fixed. In this way, the LED chip and the substrate are designed in a split mode, under the high power requirement, the size of the substrate does not need to be increased according to the increase of the LED chip, material consumption is lowered, cost is reduced, the lamp is small in size, and space is saved.
Description
Technical field
The application relates to light emitting diode field, relates in particular to a kind of LED light fixture.
Background technology
Light emitting diode (Light Emitting Diode, LED) be a kind of semiconductor devices that converts electrical energy into luminous energy, it,, due to the advantage such as high luminous efficacy, long service life, energy-saving and environmental protection, volume be little, safe, is widely used in the fields such as demonstration, illumination.
Main integrated power type LED element or the adopting surface mounted LED element of adopting in existing LED bulb lamp; LED element is welded in aluminum-based circuit board; the heat that LED element produces conducts by aluminum-based circuit board and aluminium shell; thereby reach the object of heat radiation; aluminium shell had both become protecting sheathing, was again radiating element.Based on this structure, at least there are the following problems for existing LED bulb lamp: first, LED element is directly attached in aluminum-based circuit board, make under high-power requirement, aluminum-based circuit board, also in requisition for increase, in order to meet heat radiation requirement, has increased aluminium material cost, make LED bulb lamp volume larger, be unfavorable for saving space; Second, the light that the LED element of directional lighting sends directly shines out by lampshade, does not improve the luminous intensity distribution design of light utilization, and light utilization efficiency is low, and light beam illumination is too strong, cannot meet the requirement of uniform-illumination in lighting quality, comfortable Luminance Distribution; The 3rd, LED driving power is to be generally together arranged in aluminum-based circuit board with LED element, the heat that LED driving power and LED element produce is to be transmitted on aluminium shell and to be dispelled the heat by aluminum-based circuit board simultaneously, make heat conduction too concentrated, in the time that caloric value is larger, heat is difficult to leave in time, and thermal-arrest effect easily causes LED lamp life to reduce, light efficiency decay is fast, and fault rate is high.
Summary of the invention
The application provides a kind of LED light fixture, to meet high-power and volume is little, cost is low, space availability ratio is high, illumination performance is good and the requirement of perfect heat-dissipating.
The application provides a kind of LED light fixture, comprise: joint, and the luminous wick of LED, the luminous wick of this LED comprises: radiator, LED driving power, and LED luminescence component, this LED luminescence component comprises: wrap up in the LED chip that is provided with fluorescent colloid, and be provided with the substrate of the circuit being electrically connected with this LED chip, described radiator, LED driving power and substrate mounting form firmware structure, the part that described substrate is provided with described LED chip protrudes from this firmware structure setting, and described substrate has at least one and be fixed with the installed surface of described LED chip.
Further, described LED chip stretches out and bearing of trend and described substrate place plane parallel from described substrate one side.
Further, described substrate one side is fixed with described radiator, and described LED driving power is fixed on described radiator, or described substrate one side is fixed with described radiator, and another side is fixed with described LED driving power.
Further, the bearing of trend that described substrate one side is extended described LED chip and described LED chip is vertical with described substrate.
Further, described substrate another side is fixed with described radiator and LED driving power, or described substrate another side is fixed with described radiator, and described LED driving power is fixed on described radiator.
Further; this LED light fixture also comprises: protecting sheathing; and be arranged at the diffuser of this protecting sheathing and the relative one end of described joint; described firmware structure is placed in the first cavity that described protecting sheathing limits; the part that described substrate is provided with described LED chip is placed in the second cavity that described diffuser limits; or
Described LED light fixture also comprises: adopt the mode of encapsulating encapsulation to wrap up in the glue-line of being located at the luminous wick of described LED outside.
Further, a side of close described diffuser on described protecting sheathing, and/or the side near described protecting sheathing on described diffuser is provided with reflector, offers the through hole running through for described LED chip on this reflector.
Further, described reflector caves in to described joint direction; Described reflector is reflective mirror, or reflective membrane or be coated with reflectorized material has been sticked on the reflective surface relative with described joint on described reflector.
Further, described substrate has two, three or four installed surfaces that are fixed with described LED chip.
Further, described substrate is aluminum-based circuit board; Described substrate is rectangle, square, polygon or irregular shape; Described protecting sheathing assembles mutually with described diffuser bolt connection type, plug-in or buckle-type; Described protecting sheathing adopts heat-resistant fireproof material.
The application's beneficial effect is:
By a kind of LED light fixture is provided, comprise: joint, and the luminous wick of LED, the luminous wick of this LED comprises: radiator, LED driving power, and LED luminescence component, this LED luminescence component comprises: wrap up in the LED chip that is provided with fluorescent colloid, and be provided with the substrate of the circuit being electrically connected with this LED chip, described radiator, LED driving power and substrate mounting form firmware structure, the part that described substrate is provided with described LED chip protrudes from this firmware structure setting, and described substrate has at least one and be fixed with the installed surface of described LED chip.Like this, LED chip and the design of substrate discrete, under high-power requirement, substrate volume, without increasing and increase along with LED chip, has reduced materials, has reduced cost, makes light fixture volume small and exquisite, has saved space.In addition, due to the side near diffuser on protecting sheathing, and/or the side near protecting sheathing on diffuser is provided with reflector, and the light that LED chip sends can reflect by reflector, and secondary optical design has improved light utilization efficiency; Adopt diffuser, make the light sending can meet the requirement of uniform-illumination, comfortable Luminance Distribution; The heat that LED driving power and LED luminescence component produce directly dispels the heat by radiator, has strengthened the heat dispersion of light fixture, has ensured the service life of light fixture.
Brief description of the drawings
Fig. 1 is the perspective view of the LED light fixture of the embodiment of the present application one.
Fig. 2 is the decomposition texture schematic diagram of the LED light fixture of the embodiment of the present application one.
Fig. 3 is the cross-sectional view of the LED light fixture of the embodiment of the present application one.
Fig. 4 is the structural representation of LED luminescence component in the embodiment of the present application one.
Detailed description of the invention
By reference to the accompanying drawings the application is described in further detail below by detailed description of the invention.
Embodiment mono-:
Please refer to Fig. 1-3, the present embodiment provides the LED light fixture of the luminous wick of a kind of LED of being provided with, and mainly comprises: protecting sheathing 1, be arranged at this protecting sheathing 1 one end joint 2, be arranged at the diffuser 3 of protecting sheathing 1 other end and the luminous wick of LED.Wherein the luminous wick of LED comprises: radiator 4, LED driving power 5, and LED luminescence component 6.Wherein, this LED luminescence component 6 comprises: wrap up in the LED chip 62 that is provided with fluorescent colloid 61, and be provided with the substrate 63 of the circuit being electrically connected with joint 2 and this LED chip 62 respectively.Radiator 4, LED driving power 5 and substrate 63 assemblings form a firmware structure being placed in the first cavity that protecting sheathing 1 limits, and substrate 63 is provided with the part of LED chip 62 and protrudes from this firmware structure setting and be placed in the second cavity that diffuser 3 limits.Substrate 63 has at least two installed surfaces that are fixed with LED chip 62, has illustrated that four installed surfaces are laid with LED chip 62 in Fig. 4, also can be used as replacement scheme but substrate 63 has the embodiment of the installed surface of the quantity such as two, three, five.Certainly, the layout of LED chip 62 on installed surface can be selected with reference to actual conditions, such as density comparatively dense or sparse etc.Like this, LED chip and the design of substrate discrete, under high-power requirement, substrate volume, without increasing and increase along with LED chip, has reduced materials, has reduced cost, makes light fixture volume small and exquisite, has saved space.
A side near diffuser 3 on protecting sheathing 1 is provided with reflector 11, offers the through hole running through for LED chip 62 on this reflector 11.Like this, the light that LED chip sends can reflect by reflector, and secondary optical design has improved light utilization efficiency, has improved illumination and brightness.Reflector 11 is to joint 2 direction depressions, thereby an arc surfaced reflective surface of formation has further improved light utilization efficiency.
Substrate 63 is aluminum-based circuit board, and substrate 63 is rectangle.
Protecting sheathing 1 can adopt bolt connection type, plug-in or buckle-type to assemble mutually with diffuser 3, can carry out easily light fixture demolition and maintenance, for example, in the time adopting bolt connection type assembling, can adopt the mode such as screw thread or screw to install.Protecting sheathing 1 can adopt heat-resistant fireproof material, has ensured that protecting sheathing 1 can not be out of shape because being heated or damage.
Embodiment bis-:
The present embodiment and above-described embodiment difference are mainly: substrate one side is fixed with radiator, and another side is fixed with LED driving power.
Embodiment tri-:
The present embodiment is mainly with above-described embodiment difference: the bearing of trend that substrate one side is extended LED chip and LED chip is vertical with substrate.Substrate another side is fixed with radiator and LED driving power, or substrate another side is fixed with radiator, and LED driving power is fixed on described radiator.
Embodiment tetra-:
The present embodiment and above-described embodiment difference are mainly: the side near protecting sheathing on diffuser is provided with reflector.
Embodiment five:
The difference of the present embodiment and above-described embodiment is mainly: the reflective membrane or be coated with reflectorized material of being sticked on relative reflective surface with joint on reflector, can realize equally the effect of light reflection.
Embodiment six:
The present embodiment and above-described embodiment difference are mainly: substrate can be square, polygon or irregular shape etc., as multiple replacement scheme.
Embodiment seven:
The present embodiment and above-described embodiment difference are mainly: LED light fixture can not arrange protecting sheathing 1 and diffuser 3, and adopts the mode of encapsulating encapsulation, and formation glue-line is wrapped up in and is located at the luminous wick of LED outside, thereby reaches equally protection and light treatment effect.
In addition, in actual applications, watt level that the length of substrate can be is with the need different and change, and does not increase the diameter of light fixture own.
Above content is the further description of the application being done in conjunction with concrete embodiment, can not assert that the application's concrete enforcement is confined to these explanations.For the application person of an ordinary skill in the technical field, not departing under the prerequisite of the application's design, can also make some simple deduction or replace.
Claims (10)
1. a LED light fixture, it is characterized in that, comprise: joint, and the luminous wick of LED, the luminous wick of this LED comprises: radiator, LED driving power, and LED luminescence component, this LED luminescence component comprises: wrap up in the LED chip that is provided with fluorescent colloid, and be provided with the substrate of the circuit being electrically connected with this LED chip, described radiator, LED driving power and substrate mounting form firmware structure, the part that described substrate is provided with described LED chip protrudes from this firmware structure setting, and described substrate has at least one and be fixed with the installed surface of described LED chip.
2. LED light fixture as claimed in claim 1, is characterized in that, described LED chip stretches out and bearing of trend and described substrate place plane parallel from described substrate one side.
3. LED light fixture as claimed in claim 2, is characterized in that, described substrate one side is fixed with described radiator, described LED driving power is fixed on described radiator, or described substrate one side is fixed with described radiator, another side is fixed with described LED driving power.
4. LED light fixture as claimed in claim 1, is characterized in that, the bearing of trend that described substrate one side is extended described LED chip and described LED chip is vertical with described substrate.
5. LED light fixture as claimed in claim 4, is characterized in that, described substrate another side is fixed with described radiator and LED driving power, or described substrate another side is fixed with described radiator, and described LED driving power is fixed on described radiator.
6. LED light fixture as claimed in claim 1; it is characterized in that; this LED light fixture also comprises: protecting sheathing; and be arranged at the diffuser of this protecting sheathing and the relative one end of described joint; described firmware structure is placed in the first cavity that described protecting sheathing limits; the part that described substrate is provided with described LED chip is placed in the second cavity that described diffuser limits, or
Described LED light fixture also comprises: adopt the mode of encapsulating encapsulation to wrap up in the glue-line of being located at the luminous wick of described LED outside.
7. LED light fixture as claimed in claim 6; it is characterized in that, a side of close described diffuser on described protecting sheathing, and/or; a side near described protecting sheathing on described diffuser is provided with reflector, offers the through hole running through for described LED chip on this reflector.
8. LED light fixture as claimed in claim 7, is characterized in that, described reflector caves in to described joint direction; Described reflector is reflective mirror, or reflective membrane or be coated with reflectorized material has been sticked on the reflective surface relative with described joint on described reflector.
9. LED light fixture as claimed in claim 1, is characterized in that, described substrate has two, three or four installed surfaces that are fixed with described LED chip.
10. LED light fixture as claimed in claim 6, is characterized in that, described substrate is aluminum-based circuit board; Described substrate is rectangle, square, polygon or irregular shape; Described protecting sheathing assembles mutually with described diffuser bolt connection type, plug-in or buckle-type; Described protecting sheathing adopts heat-resistant fireproof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012050.7U CN203671335U (en) | 2014-01-09 | 2014-01-09 | Led lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420012050.7U CN203671335U (en) | 2014-01-09 | 2014-01-09 | Led lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203671335U true CN203671335U (en) | 2014-06-25 |
Family
ID=50967625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420012050.7U Expired - Fee Related CN203671335U (en) | 2014-01-09 | 2014-01-09 | Led lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203671335U (en) |
-
2014
- 2014-01-09 CN CN201420012050.7U patent/CN203671335U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20170109 |