A kind of LED driving power waterproof and radiator structure
Technical field
The utility model discloses a kind of LED driving power, and particularly a kind of LED driving power waterproof and radiator structure belong to the LED lighting field.
Background technology
The outdoor driving power of existing LED is for to accomplish waterproof more than the worker P65, the general mode that all adopts the embedding filler, the embedding filler mainly contains the filling of epoxy resin solid or the silica gel software is filled two kinds, because the LED driving power can produce heat energy when work, cause the inner components and parts of power supply to produce thermal expansion, each device coefficient of expansion difference in addition, various devices can produce mutual extrusion when expanding, thereby influence the reliability of power supply.Because solid or software filler heat conductivility are all good inadequately, cause the heat of power supply apparatus effectively not distribute easily, thereby influence the life-span of device, promptly have influence on the service life of power supply.And, because solid or software filler also can be bad because of its flowability when embedding, when embedding, produce the space easily, thereby influence water resistance, and be difficult to repair after the embedding inefficacy.
Summary of the invention
At the above-mentioned bad shortcoming of mentioning of LED driving power heat radiation of the prior art, the utility model provides a kind of new LED driving power waterproof and radiator structure, it is filled with the insulating heat-conductive filling liquid in outer casing of power supply, can be when power work, in time the heat that device is produced effectively takes to outside the power source body, reduce the temperature rise of power supply, thereby prolonged power source life; Also avoided simultaneously because thermal expansion to the extruding that components and parts produce, has improved the reliability of power supply; Help power supply embedding operation, when power-fail one, be easy to reprocess, filler is recyclable during maintenance utilizes again, thereby has reduced Cheng Mu.
Simultaneously, the utility model also provides a kind of structure of regulating Volume Changes after the power supply thermal expansion, its with fastening foot rest be installed with Seal Oil every, utilize Seal Oil in the time can solving power work effectively, because the Volume Changes that the hot caused thermal expansion that device produces brings, make the power supply internal and external pressure balance, thereby improved the waterproof ability of power supply greatly.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of LED driving power waterproof and radiator structure, waterproof and radiator structure comprise that outer casing of power supply, O-ring seal, Seal Oil are every, insulating heat-conductive filling liquid and fastening foot rest, described fastening foot rest with Seal Oil every being installed on the outer casing of power supply, be installed with O-ring seal between fastening foot rest and the outer casing of power supply, be filled with the insulating heat-conductive filling liquid in the outer casing of power supply, have oil on the fastening foot rest every spiracle.
The technical scheme that its technical problem that solves the utility model adopts further comprises:
Be provided with the power circuit components and parts in the described outer casing of power supply, the power circuit components and parts are immersed in the insulating heat-conductive filling liquid.
Described Seal Oil is every being wholely set with O-ring seal.
Described oil separates corresponding to Seal Oil every spiracle to be established.
Described Seal Oil is every directly contacting with the insulating heat-conductive filling liquid of filling in the outer casing of power supply.
Described Seal Oil is every adopting the flexible resilient material that can stretch to make.
The beneficial effects of the utility model are: the utility model is than driving power of the prior art, and the heat dissipation problem when the utility model has solved power work has effectively reduced the temperature rise of power supply, prolongs power source life; And avoided because thermal expansion to the extruding that components and parts produce, has improved the reliability of power supply; Embedding operation when being easy to power supply production, maintenance difficult after the solution embedding, and the recyclable utilization again of filler, thus reduced cost.When the utility model can also solve power work effectively, because the Volume Changes that the hot caused thermal expansion that device produces brings, make the power supply internal and external pressure balance, thereby improved the waterproof ability of power supply greatly.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 is the perspective view of the utility model LED driving power.
Fig. 2 is the utility model LED driving power STRUCTURE DECOMPOSITION status architecture schematic diagram.
Fig. 3 is the utility model LED driving power breathing bag part-structure schematic diagram.
Among the figure, the 1-power shell, the 2-power shelf, the 3-power circuit, the 4-Seal Oil every, 5-first O-ring seal, 6-second O-ring seal, the 7-first fastening foot rest, the 8-second fastening foot rest, the 9-holding screw, 10-outdoor water-proof joint, the attached cover line of 11-power supply, 12-oil is every spiracle.
The specific embodiment
Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection domain.
Please referring to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, the utility model mainly comprises power shell 1, first O-ring seal 5, second O-ring seal 6, the first fastening foot rest 7 and the second fastening foot rest 8, in the present embodiment, power shell 1 is a tubular shell, first O-ring seal 5 is fixedly mounted on power shell 1 one ends by the first fastening foot rest 7, second O-ring seal 6 is fixedly mounted on power shell 1 other end by the second fastening foot rest 8, thereby form the housing of a sealing, in the present embodiment, the first fastening foot rest 7 and the second fastening foot rest 8 are fixedly mounted on the power shell 1 by holding screw 9.Be set with power shelf 2 in the power shell 1, power circuit 3(is COB, or claims the power supply appliance circuit, promptly is the pcb board that is provided with power circuit) be fixedly mounted on the power shelf 2.In the present embodiment, also be provided with Seal Oil every 4, Seal Oil is to be made by the flexible resilient material that can stretch every 4, Seal Oil fixedly installs together every 4 and first O-ring seal 5, for being wholely set, have oil on the first fastening foot rest 7 every spiracle 12, but first O-ring seal, 5, first fastening foot rest 7 and Seal Oil are every the 4 common breathing bags of forming a breathing.Second fixedly is installed with outdoor water-proof joint 10 on the foot rest 8, and the attached cover line 11 of power supply causes power shell 1 outside from outdoor water-proof joint 10, realizes being connected with power circuit 3.In the present embodiment, in power shell 1, be filled with the insulating heat-conductive filling liquid, the insulating heat-conductive filling liquid can adopt transformer oil, during concrete enforcement, also can adopt other to have the filling liquid of said function, components and parts in the power circuit 3 are immersed in the insulating heat-conductive filling liquid, the easier heat that produces when components and parts are worked of taking away.In the present embodiment, also offer at the first fastening foot rest 7 and the second fastening foot rest 8 and to be used to install installing hole of the present utility model.
The utility model in use, the heat that produces during power supply apparatus work brings to power shell 1 surface radiating by the insulating heat-conductive filling liquid, and when the insulating heat-conductive filling liquid is heated volumetric expansion, but crush seal oil is every 4, make the breathing bag volume-diminished, thereby regulate because the power supply body volume that causes of expanding with heat and contract with cold changes.
The utility model is than driving power of the prior art, and the heat dissipation problem when the utility model has solved power work has effectively reduced the temperature rise of power supply, prolongs power source life; And avoided because thermal expansion to the extruding that components and parts produce, has improved the reliability of power supply; Embedding operation when being easy to power supply production, maintenance difficult after the solution embedding, and the recyclable utilization again of filler, thus reduced cost.When the utility model can also solve power work effectively, because the Volume Changes that the hot caused thermal expansion that device produces brings, make the power supply internal and external pressure balance, thereby improved the waterproof ability of power supply greatly.