CN207350205U - A kind of air-cooled train headlamp based on phase transformation hot pipe technique - Google Patents

A kind of air-cooled train headlamp based on phase transformation hot pipe technique Download PDF

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Publication number
CN207350205U
CN207350205U CN201720615476.5U CN201720615476U CN207350205U CN 207350205 U CN207350205 U CN 207350205U CN 201720615476 U CN201720615476 U CN 201720615476U CN 207350205 U CN207350205 U CN 207350205U
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China
Prior art keywords
phase transformation
lamp body
heat
air
headlamp based
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CN201720615476.5U
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Chinese (zh)
Inventor
汤勇
杨平山
陈文军
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Zhongshan Huayi Photoelectric Heat Energy Technology Co Ltd
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Zhongshan Huayi Photoelectric Heat Energy Technology Co Ltd
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Abstract

The utility model discloses a kind of air-cooled train headlamp based on phase transformation hot pipe technique, including:Lamp body and the radiator being arranged on lamp body, are provided with LED light source component in the lamp body;The radiator includes some heat sinks and some phase transformation heat pipes contacted with heat sink, the phase transformation heat pipe is arranged on lamp body, heat caused by the LED light source component work can quickly be transferred to heat sink by heat pipe, improve the efficiency of heat dissipation, it can meet the cooling requirements of high-power LED train headlamp, and it is simple in structure, manufacture cost is low.

Description

A kind of air-cooled train headlamp based on phase transformation hot pipe technique
Technical field
A kind of train headlamp is the utility model is related to, is particularly shone before a kind of air-cooled train based on phase transformation hot pipe technique Lamp.
Background technology
Train headlamp, also known as headlight.Its shape and function are similar to searchlight, and available for the interaction of signal, therefore It requires higher irradiation distance, and traditional light source uses super-pressure spherical mercury xenon lamp, and power is larger, and current, with The popularization of LED technology, train headlamp also gradually use LED light source, since the collection of LED light source is hot so that its light source temperature Degree is higher to be cooled down, it is necessary to configure radiator, and the chip power of train headlamp requirement is also higher, therefore the pressure to radiate is big, Mostly at present is to use water cooling or radiator fan forced cooling, this allows for the complicated of train headlamp, and manufacture is of high cost, and Radiating efficiency is not high.
The content of the invention
For overcome the deficiencies in the prior art, the utility model, which provides, a kind of to be had compared with high cooling efficiency and simple in structure Air-cooled train headlamp based on phase transformation hot pipe technique.
Technical solution is used by the utility model solves its technical problem:
A kind of air-cooled train headlamp based on phase transformation hot pipe technique, including:
Lamp body, is provided with LED light source component in the lamp body;
Radiator, the radiator include some heat sinks and some phase transformation heat pipes contacted with heat sink, the phase transformation Heat pipe is arranged on lamp body, and heat caused by the LED light source component work can be transferred to heat sink by phase transformation heat pipe.
The LED light source component is arranged on lamp body bottom, and one end of the phase transformation heat pipe is adjacent to the rear side installed in lamp body End face and with the position correspondence of LED light source component.
The phase transformation heat pipe be bent into it is rectangular-shaped, its underpart parallel to lamp body back end surface and radially extend, thereon Back end surface of the portion perpendicular to lamp body.
The rear side for being distributed in lamp body of the heat sink layer stacked, and peace corresponding with phase transformation heat pipe is offered on heat sink Hole position is filled, the phase transformation heat pipe is threaded through in the mounting hole position.
The fin edges are provided with flange, to ensure the interval between abutting fins.
The height of the flange is 1mm to 6mm.
The heat sink is ring-shaped structure.
A control cavity is configured with rear side of the lamp body, the control cavity can be used for placing power supply unit or control is single Member, controls the hole position offered between cavity and lamp body for wearing conducting wire.
The lamp body, phase transformation heat pipe, heat sink are by being welded and fixed integral structure.
The phase transformation heat pipe is sintered type wick type heat pipe;Its liquid-sucking core or groove structure cross section can be annular or Pyramid or zigzag or any combination four kinds trapezoidal or more.
The beneficial effects of the utility model are:A kind of air-cooled train headlamp based on phase transformation hot pipe technique, including:Lamp body With the radiator being arranged on lamp body, LED light source component is provided with the lamp body;The radiator include some heat sinks and Some phase transformation heat pipes contacted with heat sink, the phase transformation heat pipe are arranged on lamp body, and the LED light source component produces when working Heat heat sink can be quickly transferred to by heat pipe, improve the efficiency of heat dissipation, shone before can meeting high-power LED train The cooling requirements of lamp, and it is simple in structure, manufacture cost is low.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the side schematic view of the utility model;
Fig. 3 is one of decomposition diagram of the utility model;
Fig. 4 is the two of the decomposition diagram of the utility model.
Embodiment
Referring to figs. 1 to Fig. 4, Fig. 1 to Fig. 4 is the structure diagram of one specific embodiment of the utility model, as shown in the figure, A kind of air-cooled train headlamp based on phase transformation hot pipe technique, including:Lamp body 1 and the radiator 3 being arranged on lamp body 1, it is described LED light source component 2 is provided with lamp body 1, it is preferred that in the present embodiment, a light-source chamber is provided with the lamp body 1, it is described LED light source component 2 includes the LED light source 22 of substrate 21 and some settings on the base plate (21, and the lamp body 1 uses Heat Conduction Material such as Copper, aluminum are made.
The radiator 3 includes some heat sinks 31 and some phase transformation heat pipes 32 contacted with heat sink 31, the phase transformation Heat pipe 32 is arranged on lamp body 1, the LED light source component 2 work caused by heat can be transferred to by phase transformation heat pipe 32 Heat sink 31, improves the efficiency of heat dissipation, can meet the cooling requirements of high-power LED train headlamp, and simple in structure, manufacture Cost is low.
Preferably, the LED light source component 2 is arranged on 1 bottom of lamp body, i.e. substrate 21 is adjacent to installed in light-source chamber bottom, One end of the phase transformation heat pipe 32 be adjacent to installed in lamp body 1 back end surface and with 22 position of LED light source of LED light source component 2 It is corresponding, to improve the efficiency of heat conduction.
Preferably, in the present embodiment, 32 bending of phase transformation heat pipe is in perpendicular shape, after its underpart is parallel to lamp body 1 Side end face simultaneously radially extends, and its upper part is perpendicular to the back end surface of lamp body 1, and in the present embodiment, the annular of phase transformation heat pipe 32 is divided Cloth, it is arranged on part on lamp body 1 radially, to cover the whole rear side of lamp body 1, ensures the effect of heat conduction.
In the present embodiment, the back end surface of the lamp body 1 offers groove position 11 corresponding with phase transformation heat pipe 32, the groove Position 11 is radially distributed, and in the present embodiment, LED light source 22 includes being arranged on the LED chip of the center of substrate 21 And the LED chip of ring center distribution, therefore, in the present embodiment, part groove position 11 is extended in the back end surface of lamp body 1 Portion, to ensure the heat transfer heat conduction to the LED chip at middle part.
Preferably, the stacked rear side for being distributed in lamp body 1 of the heat sink 31, and offered on heat sink 31 and phase transformation The corresponding mounting hole position 311 of heat pipe 32, the phase transformation heat pipe 32 is threaded through in the mounting hole position 311, and the lamp body 1, phase Become heat pipe 32, heat sink 31 by being welded and fixed integral structure, reduce thermal contact resistance, further improve the efficiency of heat dissipation.
Preferably, in the present embodiment, part of the phase transformation heat pipe 32 on lamp body 1 is in flat, with increase its with The contact area of lamp body 1 improves the effect of heat absorption, and the part that the phase transformation heat pipe 32 is connected with heat sink 31 is rounded, to give birth to Production processing and welding assembly.
Further, 31 edge of heat sink is provided with flange, to ensure the interval between abutting fins 31, ensures empty The effect of gas convection current, the height of the preferable flange is 1mm to 6mm, within the range, can ensure preferable cross-ventilation Effect, and ensure enough heat dissipation areas in certain height so that structure is more compact, and heat dissipation effect is more preferable.
Preferably, the rear side of lamp body 1 is configured with a control cavity 4, and the control cavity 4 can be used for placing power supply unit Or control unit, in the present embodiment, the control cavity 4 is fixed by screws in the rear side of lamp body 1, control cavity 4 and lamp body 1 Between offer for wear conducting wire hole position, to arrange that conducting wire is connected energization with LED light source.
Preferably, in the present embodiment, the heat sink 31 is ring-shaped structure, and heat sink 31 surround control cavity 4, So that structure is more compact, certainly, in specific implementation process, the heat sink 31 can be arc or sector or polygon etc., It is not described in detail here.
In the present embodiment, a retainer ring 33 is also configured with 3 top of radiator, 32 upper end of phase transformation heat pipe is fixed to Retainer ring 33, ensures the overall construction intensity of radiator 3, prevents it from deforming.
Preferably, in the present embodiment, the phase transformation heat pipe 32 is sintered type wick type heat pipe, and the main body of heat pipe can adopt Manufactured with aluminium or copper material;Its liquid-sucking core or groove structure cross section can be annular or pyramid or zigzag or it is trapezoidal or Any combination that four kinds of the above, certainly, in specific implementation process, the phase transformation heat pipe 32 can also use pulsating heat pipe, herein It is not described further.
Above the preferable of the utility model is implemented to be illustrated, certainly, the utility model can also use with The different form of the above embodiment, what those skilled in the art were made on the premise of without prejudice to spirit of the invention etc. Same conversion or corresponding change, should all belong in the scope of protection of the utility model.

Claims (10)

  1. A kind of 1. air-cooled train headlamp based on phase transformation hot pipe technique, it is characterised in that including:
    Lamp body (1), the lamp body (1) is interior to be provided with LED light source component (2);
    Radiator (3), the radiator (3) include some heat sinks (31) and some phase transformation heat pipes contacted with heat sink (31) (32), the phase transformation heat pipe (32) is arranged on lamp body (1), and heat caused by LED light source component (2) work can lead to Cross phase transformation heat pipe (32) and be transferred to heat sink (31).
  2. A kind of 2. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 1, it is characterised in that:It is described LED light source component (2) is arranged on lamp body (1) bottom, and one end of the phase transformation heat pipe (32) is adjacent to the rear side installed in lamp body (1) End face and with the position correspondence of LED light source component (2).
  3. A kind of 3. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 2, it is characterised in that:It is described Phase transformation heat pipe (32) bending is in perpendicular shape, its underpart parallel to lamp body (1) back end surface and radially extend, its upper part is vertical Back end surface in lamp body (1).
  4. A kind of 4. air-cooled train headlamp based on phase transformation hot pipe technique according to Claims 2 or 3, it is characterised in that: The stacked rear side for being distributed in lamp body (1) of the heat sink (31), and offered on heat sink (31) and phase transformation heat pipe (32) Corresponding mounting hole position (311), the phase transformation heat pipe (32) are threaded through in the mounting hole position (311).
  5. A kind of 5. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 4, it is characterised in that:It is described Heat sink (31) edge is provided with flange, to ensure the interval between abutting fins (31).
  6. A kind of 6. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 5, it is characterised in that:It is described The height of flange is 1mm to 6mm.
  7. A kind of 7. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 4, it is characterised in that:It is described Heat sink (31) is ring-shaped structure.
  8. A kind of 8. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 1, it is characterised in that:It is described A control cavity (4) is configured with rear side of lamp body (1), the control cavity (4) can be used for placing power supply unit or control unit, control The hole position for wearing conducting wire is offered between cavity (4) processed and lamp body (1).
  9. A kind of 9. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 1, it is characterised in that:It is described Lamp body (1), phase transformation heat pipe (32), heat sink (31) are by being welded and fixed integral structure.
  10. A kind of 10. air-cooled train headlamp based on phase transformation hot pipe technique according to claim 1, it is characterised in that:Institute It is sintered type wick type heat pipe to state phase transformation heat pipe (32);Its liquid-sucking core or groove structure cross section can be annular or pyramid Shape or zigzag or any combination four kinds trapezoidal or more.
CN201720615476.5U 2017-05-26 2017-05-26 A kind of air-cooled train headlamp based on phase transformation hot pipe technique Active CN207350205U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720615476.5U CN207350205U (en) 2017-05-26 2017-05-26 A kind of air-cooled train headlamp based on phase transformation hot pipe technique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720615476.5U CN207350205U (en) 2017-05-26 2017-05-26 A kind of air-cooled train headlamp based on phase transformation hot pipe technique

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CN207350205U true CN207350205U (en) 2018-05-11

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108644737A (en) * 2018-05-14 2018-10-12 安徽卡澜特车灯科技有限公司 A kind of vehicle lamp assembly radiator structure
CN110375267A (en) * 2019-07-02 2019-10-25 重庆长安汽车股份有限公司 A kind of automobile lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108644737A (en) * 2018-05-14 2018-10-12 安徽卡澜特车灯科技有限公司 A kind of vehicle lamp assembly radiator structure
CN108644737B (en) * 2018-05-14 2020-03-13 安徽卡澜特车灯科技有限公司 Car light assembly heat radiation structure
CN110375267A (en) * 2019-07-02 2019-10-25 重庆长安汽车股份有限公司 A kind of automobile lamp

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