CN203731177U - LED (light-emitting diode) bulb lamp - Google Patents
LED (light-emitting diode) bulb lamp Download PDFInfo
- Publication number
- CN203731177U CN203731177U CN201420123910.4U CN201420123910U CN203731177U CN 203731177 U CN203731177 U CN 203731177U CN 201420123910 U CN201420123910 U CN 201420123910U CN 203731177 U CN203731177 U CN 203731177U
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- Prior art keywords
- lamp body
- fan
- lamp
- led
- light source
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- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED (light-emitting diode) bulb lamp, which comprises a lamp holder, a lamp body and a lampshade, wherein the lamp holder is connected with the lamp body; the lamp body is connected with the lampshade; the inner periphery of the bottom part of the lamp body is provided with a step; the step is provided with a light source panel; a plurality of LEDs are evenly distributed below the light source panel; the light source panel is provided with an aluminum substrate; the aluminum substrate is provided with a fan; the lamp body is a cavity hollow lamp body integrally formed; a circuit board is arranged in the lamp body; a power supply module used for supplying power for the fan and the LEDs is integrated on the circuit board. The LED bulb lamp disclosed by the utility model has the advantages of being simple in structure, low in cost, light in weight and good in heat dissipation effect.
Description
Technical field
The utility model relates to LED lighting technical field, specifically refers to a kind of LED bulb lamp.
Background technology
At present, most LED bulb lamp lamp housing is full aluminium foundry goods, for improving radiating effect, the surface of lamp housing is provided with radiating fin, the heat that in the course of work, lamp pearl produces conducts to lamp housing by aluminium base, then distribute by radiating fin, this kind of technical requirement lamp housing is necessary for metal casting, this causes lamp housing weight, cost is high, radiating effect is not good simultaneously, on the other hand, lamp housing is metal casting, after high-power LED bulb lamp works long hours, because radiating effect is limited, lamp housing must be hot, there is potential safety hazard in this, just in case encounter, skin is easily burned or has electric leakage to produce, therefore, need between lamp housing and electric component, insulating barrier be set, the object of isolating safely to reach lamp housing and electric component, make its operation loaded down with trivial details, not only cost is high, and affect efficiency of assembling.
Utility model content
The purpose of this utility model be to provide a kind of simple in structure, cost is low, the LED bulb lamp of lightweight, good heat dissipation effect.
To achieve these goals, the utility model is designed a kind of LED bulb lamp, comprise lamp holder, lamp body and lampshade, described lamp holder is connected with lamp body, described lamp body is connected with lampshade, described lamp body bottom inner periphery is provided with step, step is provided with light source board, the below of described light source board is evenly distributed with some LED, light source board is provided with aluminium base, described aluminium base is provided with fan, the cavity hollow out lamp body that described lamp body is one of the forming, in described lamp body, be provided with circuit board, described lamp body hollow out and integrally formed, it is simple in structure, cost is low, lightweight, and be convenient to circulation of air, carry out the heat exchange of inside and outside gas, adopt hollow out lamp body and fan combination, the heat that can fast LED be produced by the blowing of fan rejects heat in the air outside lamp body by hollow out lamp body, good heat dissipation effect.
On described circuit board, comprise power module, fan work state detection circuit and fan work temperature sensing circuit, described power module is connected with fan and LED respectively, between described fan and power module, be connected with respectively fan work state detection circuit and fan work temperature sensing circuit, described fan work state detection circuit for detection of fan whether in normal operating conditions, when fan do not work or rotation speed of the fan lower than when setting value, fan work state detection circuit is that feedback signal is to power module, after power module reception signal, cut off immediately to LED and power, described fan work temperature sensing circuit is for detection of fan work temperature, when detected temperatures is higher than when setting value, fan work temperature sensing circuit is that feedback signal is to power module, after power module reception signal, cut off immediately to LED and power, effectively avoided because of fan when abnormal radiating effect not good, heat is discharged and is caused not in time excess Temperature, affect service behaviour and the service life of LED lamp.
The one side that described aluminium base is connected with fan is provided with some heat radiations or ventilative groove, effectively promotes the heat radiation of aluminium base.
Described aluminium base is connected with light source board with screw by heat-conducting glue, and described fan is connected with aluminium base by screw.
Described LED is concentric circles and is distributed on light source board, and described LED is evenly distributed on the multiple concentric circles taking light source board center as the center of circle, described multiple concentric circles spaced sets.
Described lamp body is made up of insulating materials, promotes the safety in utilization of bulb lamp.
Described lamp body and lampshade are made by plastic material, certainly, also can select other common insulating materials to make.
The beneficial effect of the utility model LED bulb lamp: adopt integrally formed cavity hollow out lamp body and the combination of fan, hollow out lamp body not only simple in structure, cost is low, lightweight, and be convenient to circulation of air, carry out the heat exchange of inside and outside gas, therefore, the heat that can fast LED be produced by the blowing of fan rejects heat in the air outside lamp body by hollow out lamp body, realize active heat removal, good heat dissipation effect, in addition, lamp body adopts insulating materials to make, safe; On the other hand; on described circuit board, be integrated with fan work state detection circuit and fan work temperature sensing circuit; these two kinds are detected the setting of holding circuit; effectively avoided because of fan when abnormal not good, the heat of radiating effect discharge and cause not in time excess Temperature, affect service behaviour and the service life of LED bulb lamp.
brief description of the drawings
Fig. 1 is the assembling schematic diagram of the utility model LED bulb lamp;
Fig. 2 is the decomposing schematic representation of the utility model LED bulb lamp;
Fig. 3 is the structural representation of aluminium base in Fig. 2;
Fig. 4 is the distribution schematic diagram of LED on light source board;
Fig. 5 is the circuit block diagram of the utility model LED bulb lamp.
Detailed description of the invention
For the ease of those skilled in the art's understanding, below in conjunction with specific embodiment and accompanying drawing, structural principle of the present utility model is described in further detail.
As shown in Figures 1 to 4, a kind of LED bulb lamp, comprise lamp holder 1, lamp body 2 and lampshade 7, described lamp holder 1 is connected with lamp body 2, described lamp body 2 is connected with lampshade 7, described lamp body 2 bottom inner peripherys are provided with step, step is provided with light source board 6, the below of described light source board 6 is evenly distributed with some LED9, light source board 6 is provided with aluminium base 5, described aluminium base 5 is provided with fan 4, the cavity hollow out lamp body that described lamp body 2 is one of the forming, in described lamp body 2, be provided with circuit board 3, on described circuit board 3, be integrated with the power module for powering to fan 4 and LED 9, the one side that described aluminium base 5 is connected with fan 4 is provided with some heat radiations or ventilative groove 8, described aluminium base 5 is connected with light source board 6 with screw by heat-conducting glue, described fan 4 is connected with aluminium base 5 by screw, described LED 9 is concentric circles and is distributed on light source board 6, described lamp body 2 and lampshade 7 are made by plastic material.
As Fig. 2, shown in Fig. 5, on described circuit board 3, comprise power module, fan work state detection circuit and fan work temperature sensing circuit, described power module is connected with fan 4 and LED 9 respectively, between described fan 4 and power module, be connected with respectively fan work state detection circuit and fan work temperature sensing circuit, described fan work state detection circuit for detection of fan 4 whether in normal operating conditions, when fan 4 is not worked or the rotating speed of fan 4 during lower than setting value, fan work state detection circuit is that feedback signal is to power module, after power module reception signal, cut off immediately to LED 9 and power, described fan work temperature sensing circuit is for detection of the operating temperature in lamp body 2, when detected temperatures is higher than when setting value, fan work temperature sensing circuit is that feedback signal is to power module, after power module reception signal, cut off immediately to LED 9 and power, effectively avoided because of fan 4 when abnormal radiating effect not good, heat is discharged and is caused not in time excess Temperature, affect service behaviour and the service life of LED bulb lamp.
The utility model LED bulb lamp adopts integrally formed cavity hollow out lamp body and the combination of fan, hollow out lamp body not only simple in structure, cost is low, lightweight, and be convenient to circulation of air, carry out the heat exchange of inside and outside gas, the heat that can fast LED be produced by the blowing of fan passes by hollow out lamp body in the air rejecting heat to outside lamp body, good heat dissipation effect, in addition, lamp body adopts insulating materials to make, safe.
Foregoing, is only preferred embodiment of the present utility model, and not for limiting embodiment of the present utility model, those skilled in the art are according to design of the present utility model, and the appropriate adaptation of making or amendment, all should be within protection domain of the present utility model.
Claims (7)
1. a LED bulb lamp, comprise lamp holder (1), lamp body (2) and lampshade (7), described lamp holder (1) is connected with lamp body (2), described lamp body (2) is connected with lampshade (7), described lamp body (2) bottom inner periphery is provided with step, step is provided with light source board (6), the below of described light source board (6) is evenly distributed with some LED(9), light source board (6) is provided with aluminium base (5), it is characterized in that: described aluminium base (5) is provided with fan (4), the cavity hollow out lamp body that described lamp body (2) is one of the forming, in described lamp body (2), be provided with circuit board (3).
2. LED bulb lamp according to claim 1, it is characterized in that: on described circuit board (3), comprise power module, fan work state detection circuit and fan work temperature sensing circuit, described power module is connected with fan (4) with LED(9) respectively, between described fan (4) and power module, is connected with respectively fan work state detection circuit and fan work temperature sensing circuit.
3. LED bulb lamp according to claim 1, is characterized in that: the one side that described aluminium base (5) is connected with fan (4) is provided with some heat radiations or ventilative groove (8).
4. LED bulb lamp according to claim 3, is characterized in that: described aluminium base (5) is connected with light source board (6) with screw by heat-conducting glue, and described fan (4) is connected with aluminium base (5) by screw.
5. LED bulb lamp according to claim 1, is characterized in that: described LED(9) be concentric circles and be distributed on light source board (6).
6. according to the LED bulb lamp described in claim 1 to 5 any one claim, it is characterized in that: described lamp body (2) is made up of insulating materials.
7. LED bulb lamp according to claim 6, is characterized in that: described lamp body (2) and lampshade (7) are made by plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123910.4U CN203731177U (en) | 2014-03-19 | 2014-03-19 | LED (light-emitting diode) bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420123910.4U CN203731177U (en) | 2014-03-19 | 2014-03-19 | LED (light-emitting diode) bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731177U true CN203731177U (en) | 2014-07-23 |
Family
ID=51201247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420123910.4U Expired - Fee Related CN203731177U (en) | 2014-03-19 | 2014-03-19 | LED (light-emitting diode) bulb lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203731177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016029335A1 (en) * | 2014-08-25 | 2016-03-03 | 东莞励国照明有限公司 | Led bulb lamp and process for manufacturing same |
-
2014
- 2014-03-19 CN CN201420123910.4U patent/CN203731177U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016029335A1 (en) * | 2014-08-25 | 2016-03-03 | 东莞励国照明有限公司 | Led bulb lamp and process for manufacturing same |
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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: 20140723 Termination date: 20150319 |
|
| EXPY | Termination of patent right or utility model |