CN201363599Y

CN201363599Y - LED fluorescent lamp

Info

Publication number: CN201363599Y
Application number: CNU2009201352981U
Authority: CN
Inventors: 胡贵平; 陈亮
Original assignee: Shenzhen Beson Technology Co Ltd
Current assignee: Shenzhen Beson Technology Co Ltd
Priority date: 2009-03-06
Filing date: 2009-03-06
Publication date: 2009-12-16
Anticipated expiration: 2019-03-06
Also published as: WO2010099755A1

Abstract

The utility model relates to an LED fluorescent lamp comprising a protecting device, a light-emitting unit, a power supply unit, a lamp holder and a conducting copper needle. The protecting device comprises a radiating base and a cover body; the radiating base comprises a radiating shell and a radiating plate; as all modules are clamped and connected, the modules needing maintenance can be directly disassembled when the LED fluorescent lamp is maintained, thus reducing working steps of workers and accelerating maintenance efficiency; in addition, due to adding of the radiating unit, the working temperature of the LED lamp is reduced, the attenuation of the LED lamp is reduced and the service life thereof is prolonged; also, as the lamp holder and the conducting copper needle are fixedly connected, the shock resistance of the LED lamp is increased; further, in virtue of an insulating protective sleeve, the LED fluorescent lamp can prevent lightning stroke when in working, increase safety coefficient when in use, and better overcome the defects that the existing LED lamp has difficult maintenance, short service life and low working safety coefficient.

Description

A kind of LED fluorescent lamp

Technical field

The utility model relates to a kind of lighting, is meant a kind of LED fluorescent lamp that comprises protective device, luminescence unit, power supply unit, lamp holder and conductive copper pin especially.

Background technology

The LED light fixture is one of energy-conserving product of generally acknowledging in the world at present, is DC power-supply system because the LED lamp uses, and it can not occur phenomenons such as flicker in use, and its stability is high, long service life, and the U.S. that therefore also has green light fixture explains.

Yet existing LED PC (Polycarbonate Merlon, be a kind of water white indefiniteness thermoplastic) the pipe fluorescent lamp, it comprises the PC plastic round tube, the LED tabula rasa, LED driving power and lamp holder, wherein, this PC plastic round tube has a cavity, and offer corresponding two emissions groove bodies in the middle of this cavity, and this LED tabula rasa is inserted in this cavity, and be arranged on two these cell bodies of row, this LED driving power then is outsourcing one heat-shrinkable T bush, and be connected with lamp holder and LED tabula rasa, further, this lamp holder and this LED tabula rasa are to be fixedly arranged in this cavity of this PC plastic round tube.

In sum, existing LED fluorescent lamp also exists certain shortcoming on its structure and the connected mode, be described below respectively now:

As mentioned above, at first, because existing LED daylight light fixture, its LED tabula rasa is to be arranged in the airtight PC plastic tube, causes its heat sinking function poor, when LED daylight light fixture during in work, because the heat that is produced during the work of LED lamp can't loose outward, thereby cause the decay of LED lamp to be accelerated, shortened the service life of LED daylight, this is a big shortcoming of existing LED daylight light fixture.

Secondly, existing LED daylight light fixture, its two ends lamp holder adopts the fixed mode of casting glue cementation to be connected, and its complicated operation causes complex manufacturing, increases manufacture difficulty, has improved production cost, and this is the another shortcoming of existing LED daylight light fixture.

At last, because LED driving power and LED tabula rasa and lamp holder adopt lead directly to weld, packaging technology is complicated and damage parts easily, and when LED fluorescent lamp parts are damaged, can't dismantle maintenance to it, make maintenance difficulty add, this is a shortcoming again of existing LED daylight light fixture.

Summary of the invention

In order to address the above problem; the utility model provides a kind of LED fluorescent lamp; it comprises protective device; luminescence unit; power supply unit and lamp holder; wherein; this protective device comprises lid and radiating subassembly; this lid and this radiating subassembly are mutual interlocks; and this power supply unit is inserted in this protective device; this luminescence unit is installed in this protective device; and this lamp holder is arranged in this protective device two ends; further; because above-mentioned this protective device; luminescence unit; be to engage mutually between power supply unit and the lamp holder; therefore can change separately when each components aging or damage, make things convenient for user or maintenance personal to keep in repair, this is a main purpose of the present utility model.

Again, because lamp holder of the present utility model and this conductive copper pin are fixed together, therefore strengthened anti-vibration ability of the present utility model, this is an another purpose of the present utility model.

Once more, because luminescence unit of the present utility model reclines mutually with this heat-conducting plate, and be equipped with the insulate heat transduction agent of high thermal conductivity coefficient between this luminescence unit and this heat-conducting plate, therefore strengthen heat sinking function of the present utility model, this is a purpose more of the present utility model.

At last, because it is provided with insulation shell power supply unit of the present utility model, complete and this aluminium alloy base insulation when making power supply unit of the present utility model be inserted in this aluminium alloy base, and then make the LED light fixture of the present utility model can be anti-lightning strike, increase the service life of LED light fixture of the present utility model and improve safety coefficient, this is an another purpose of the present utility model.

To achieve these goals; the utility model provides a kind of LED fluorescent lamp; it comprises protective device; luminescence unit; power supply unit; lamp holder and conductive copper pin; wherein; this conductive copper pin is fixedlyed connected with this lamp holder; and this power supply unit is inserted in this protective device; this luminescence unit is installed in this protective device; this lamp holder is and the clamping mutually of the two ends of this protective device; this protective device comprises heat dissipation base and lid; this heat dissipation base comprises radiating shell and heat-conducting plate; and this heat-conducting plate is installed in this radiating shell; and determine a cavity, and this radiating shell and the interlock mutually of this lid, the two ends of this radiating shell also offer hole clipping again.

This luminescence unit is arranged on this heat-conducting plate, and is a side relative with this lid, also is equipped with the insulate heat transduction agent between this luminescence unit and this heat-conducting plate.

And this power supply unit is in this cavity that is inserted between this radiating shell and this heat-conducting plate, this power supply unit comprises insulation shell, power circuit module and locating piece, wherein, this insulation shell has a cavity, and this power circuit module is inserted in this insulation shell, and two these locating pieces are inserted in the two ends of this insulation shell respectively.

This lamp holder is connected with this conductive copper pin; this conductive copper pin is fixedly arranged on this lamp holder; and this lamp holder is connected with this protective device; this lamp holder has a grab; and, this grab of this lamp holder be with this radiating shell on this hole clipping of offering be corresponding, further; this grab of this lamp holder is to engage mutually with this hole clipping of this radiating shell, and this lamp holder is by this grab and this hole clipping and the clamping mutually of this protective device.

The beneficial effects of the utility model are: a kind of LED fluorescent lamp; it comprises protective device; luminescence unit; power supply unit; lamp holder and conductive copper pin; wherein; this protective device comprises heat dissipation base and lid; this heat dissipation base comprises radiating shell and heat-conducting plate; because between its each module is clamping; therefore make the utility model when safeguarding, can directly dismantle the module that must safeguard get final product; reduce maintenance personal's job step and accelerated maintenance efficiency; and because the adding of its heat-sink unit; reduced the operating temperature of LED lamp of the present utility model; reduce the decay of LED lamp and prolonged its service life; again; owing to fixedly connected with the conductive copper pin in lamp holder of the present utility model position, therefore increased shock resistance of the present utility model, but also because power unit of the present utility model has adopted lightning Protection Design; make the utility model when work, can prevent thunderbolt, increased the safety coefficient when using.

Description of drawings

Fig. 1 is exterior contour figure of the present utility model;

Fig. 2 is a sectional view of the present utility model;

Fig. 3 is a protective device stereogram of the present utility model;

Fig. 4 is a lid sectional view of the present utility model;

Fig. 5 is a radiating subassembly sectional view of the present utility model;

Fig. 6 is protective device of the present utility model and luminescence unit explosive view;

Fig. 7 is a power supply unit explosive view of the present utility model;

Fig. 8 is an explosive view of the present utility model;

Fig. 9 is lamp holder of the present utility model and protective device connection layout.

The specific embodiment

As Fig. 1, Fig. 2, a kind of LED fluorescent lamp; it comprises protective device 10, luminescence unit 20 and power supply unit 30; wherein, this luminescence unit 20 is connected with this power supply unit 30, and this luminescence unit 20 and this power supply unit 30 are installed in this protective device 10.

As this protective device 10 of Fig. 2-Fig. 6 is a housing; this protective device 10 comprises lid 11 and radiating subassembly 12; wherein; this lid 11 comprises cell body 111 and draw-in groove 112; and this draw-in groove 112 is connected with this cell body 111; this cell body 111 has both sides; and this draw-in groove 112 is to be arranged on the both sides of this cell body 111; further; this draw-in groove 112 is combined into this lid 11 with this cell body 111; and this lid 11 is PC (the Polycarbonate Merlon is an a kind of water white indefiniteness thermoplastic) lid.

And this radiating subassembly 12 fastens with this lid 11, and be and the clamping mutually of this draw-in groove 112 of this lid 11, this radiating subassembly 12 comprises radiating shell 121, protuberance 122 and heat-conducting plate 123, this radiating shell 121 has an inner chamber, and this protuberance 122 is connected with this radiating shell 121, and this protuberance 122 is corresponding with this lid 11, and this protuberance 122 is combined into one with this radiating shell 121, and this heat-conducting plate 123 is to be arranged on this inner chamber of this radiating shell 121.

The both sides of this heat-conducting plate 123 are connected with this inner chamber, and has certain clearance between this heat-conducting plate 123 and this protuberance 122, by the synthetic draw-in groove 124 of the dwell set between this protuberance 122 and this heat-conducting plate 123, this draw-in groove 124 is corresponding with this draw-in groove 112 of this lid 11, further, this draw-in groove 124 is mutual interlocks with this draw-in groove 112 of this lid 11, and again, this heat-conducting plate 123 also has boss 125.

Again, this lid 11 is by this draw-in groove 112 and this draw-in groove 124 and this radiating subassembly 12 interlock mutually, and the both sides of this heat-conducting plate 123 of this radiating subassembly 12 are connected with this radiating shell 121, and further, this heat-conducting plate 123 is combined into a cavity 13 with this lid 11.

Again, the both sides of this heat-conducting plate 123 link to each other with the inner chamber of this radiating shell 121 and are combined into a cavity 14, and this cavity 14 offers hole clipping 126 in a side of this radiating shell 121, and further, this hole clipping 126 is opened in this cavity 14 two ends.

As Fig. 2; Fig. 6; and this luminescence unit 20 is connected with this protective device 10 and this power supply unit 30; and be to be arranged in this cavity 13 of this protective device 10; this luminescence unit 20 comprises some LED lamps 21 and wiring board 22; wherein; some these LED lamps are the one sides that are installed in this wiring board 22; and the another side of this wiring board 22 is to be installed on this heat-conducting plate 123 of this protective device 10; and be to be installed on this boss of this heat-conducting plate 123; further, between this heat-conducting plate 123 and this luminescence unit 20, also be equipped with the insulate heat transduction agent.

As Fig. 2; Fig. 7; Fig. 8; this power supply unit 30 is to be arranged in this cavity 14 of this protective device 10; again; this power supply unit 30 is a power supply module; this power supply unit 30 comprises insulation shell 31, power module 32 and positioning component 33; wherein; this insulation shell 31 has a cavity, and this power module 32 is to be inserted in this cavity of this insulation shell 31, and this positioning component 33 is corresponding with the two ends of this power module 32; offer some cable-through holes on this positioning component 33, this power module 32 is connected with external circuit by these some cable-through holes.

As Fig. 8; Fig. 9; again; a kind of LED fluorescent lamp also comprises lamp holder 40, and this lamp holder 40 is connected with this protective device 10, and this lamp holder 40 has grab 41; this grab 41 is that this aluminium alloy base 12 with this protective device 10 fastens; further, this grab 41 is to fasten with this hole clipping 126 that is opened in this radiating shell 121, and this lamp holder 40 fastens with this protective device 10 by this grab 41.

Again, a kind of LED fluorescent lamp also comprises conductive copper pin 50, and this conductive copper pin 50 is fixedlyed connected with this lamp holder 40.

As Fig. 6-Fig. 8 the utility model in when dismounting: at first, the maintenance personal presses this grab 41 on this lamp holder 40, make this grab break away from this hole clipping 126 on this radiating shell 121, then this lamp holder 40 is taken out, secondly, this lid 11 is taken out this lid 11 along this draw-in groove 112 and this draw-in groove 124, then on this radiating subassembly 12, unload this power supply unit 30 and this luminescence unit 20, at last, this positioning component 33 of this power supply unit 30 is taken out, and further this power module 32 with this power supply unit 30 takes out in this insulation shell 31.

Claims

1. LED fluorescent lamp; it comprises protective device; luminescence unit; power supply unit; lamp holder and conductive copper pin; it is characterized in that: this conductive copper pin is fixedlyed connected with this lamp holder; and this power supply unit is inserted in this protective device; this luminescence unit is installed in this protective device; this lamp holder is and the clamping mutually of the two ends of this protective device; this protective device comprises heat dissipation base and lid; this heat dissipation base comprises radiating shell and heat-conducting plate; and this heat-conducting plate is installed in this radiating shell; and determine a cavity, and this radiating shell and the interlock mutually of this lid, the two ends of this radiating shell also offer hole clipping again.

2. a kind of LED fluorescent lamp as claimed in claim 1, it is characterized in that: this luminescence unit is arranged on this heat-conducting plate, and is a side relative with this lid, also is equipped with the insulate heat transduction agent between this luminescence unit and this heat-conducting plate.

3. a kind of LED fluorescent lamp as claimed in claim 1, it is characterized in that: and this power supply unit is in this cavity that is inserted between this radiating shell and this heat-conducting plate, this power supply unit comprises insulation shell, power circuit module and locating piece, wherein, this insulation shell has a cavity, and this power circuit module is inserted in this insulation shell, and two these locating pieces are inserted in the two ends of this insulation shell respectively.

4. a kind of LED fluorescent lamp as claimed in claim 1; it is characterized in that: this lamp holder is connected with this conductive copper pin; this conductive copper pin is fixedly arranged on this lamp holder; and this lamp holder is connected with this protective device; this lamp holder has a grab; and; this grab of this lamp holder be with this radiating shell on this hole clipping of offering be corresponding; further; this grab of this lamp holder is to engage mutually with this hole clipping of this radiating shell, and this lamp holder is by this grab and this hole clipping and the clamping mutually of this protective device.