CN205118957U - A heat abstractor for lamps and lanterns and LED industrial and mining lamp thereof - Google Patents

A heat abstractor for lamps and lanterns and LED industrial and mining lamp thereof Download PDF

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Publication number
CN205118957U
CN205118957U CN201520619580.2U CN201520619580U CN205118957U CN 205118957 U CN205118957 U CN 205118957U CN 201520619580 U CN201520619580 U CN 201520619580U CN 205118957 U CN205118957 U CN 205118957U
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China
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heat
heat abstractor
convection
light fixture
several
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Expired - Fee Related
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CN201520619580.2U
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Chinese (zh)
Inventor
唐图荣
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Dongguan Rende Electronic Technology Co. Ltd.
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唐图荣
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Abstract

The utility model relates to the technical field of lighting fittings, a be used for the heat abstractor of lamps and lanterns is disclosed, including supporting component and halving spare, stack gradually between supporting component and the halving spare and be provided with a plurality of heat dissipation unit, this heat abstractor is when using, and the horizontal convection current of air can be realized in its horizontal convection current clearance to realize horizontal 360 degrees omnidirectionals heat dissipation, simultaneously, vertical dispersion to corresponding heat dissipation unit can further be realized with the heat to vertical convection current passageway, still along with vertical convection current passageway carries out direct convection, and the effectual radiating efficiency that has improved, simultaneously, this heat abstractor adopts stamping forming to have the advantage of simple structure and easily equipment. Additionally, the utility model also provides a LED industrial and mining lamp, after using above -mentioned heat abstractor, this industrial and mining lamp can effectual improvement life, and the light efficiency is better, uses more reliably.

Description

A kind of heat abstractor for light fixture and LED bay light thereof
Technical field
The utility model relates to field of illumination lamp technology, particularly relates to a kind of heat abstractor for light fixture and LED bay light thereof.
Background technology
At present, LED has energy-conservation, that the life-span is long feature, avoids the trouble often needing more to change the bulb, is subject to the favor of increasing user, apply extensive especially.But, in LED field, due to, it belongs to semi-conductor electricity light source, i.e. light emitting diode, also referred to as semiconductor lamp, is a kind of electric light source without filament, be directly luminous energy electric energy conversion, so in use, its caloric value is comparatively large, and so the heat radiation of LED belongs to the problem that the medium-term and long-term needs in this area solve all the time, if the heat dispersion of LED lamp is poor, light efficiency and the life-span of LED light source must be badly influenced.
Chinese patent discloses a kind of LED, comprises surface and is integrated with the substrate of LED lamp bead, the shell of connection substrate, the electrical connection control panel of LED lamp bead and the lampshade of connection substrate.The radiator that lampshade comprises connecting plate, the multiple reflector be connected with connecting plate and is connected with connecting plate.Reflector one_to_one corresponding holds LED lamp bead, and connecting plate and reflector junction are provided with and reflector light hole one to one.Be connected with pipeline between connecting plate and substrate, pipeline one end is through connecting plate, and the pipeline other end is through substrate, and radiator is located in pipeline.During above-mentioned LED work, assemble in LED and have a large amount of heats.The structure that lampshade and substrate are designed to ventilate simultaneously can be promoted the air circulation of hot-air in LED and outside, the heat in LED is scattered and disappeared fast, thus improve radiating efficiency; Although this LED can improve certain radiating efficiency, but, in actual use, under the impact of heat spreader structures, the cross-ventilation of this pipeline is poor, circle distribution is adopted in outside heat sink, it can not realize horizontal cross-ventilation, and its own face can only be relied on to dispel the heat, and heat conductivity is poor, particularly be applied to large-scale light fixture, such as: the high-power illumination such as bulkhead lamp capable, searchlight light fixture, this defect is especially obvious, in view of this, inventor, through repeatedly testing and verifying, proposes to make improvements existing radiator structure.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of heat abstractor for light fixture, and this heat abstractor has the advantage that structure is simple, radiating efficiency is high and be easy to assembling; The utility model additionally provides a kind of LED bay light, and this bulkhead lamp capable has the advantage of the good and long service life of light efficiency.
For achieving the above object, a kind of heat abstractor for light fixture of the present utility model, comprise supporting component and lock-connecting piece, be cascading between described supporting component and lock-connecting piece several heat-sink units, between several heat-sink units described, there is transverse convection gap, several heat-sink units described have longitudinal convection channel, and described supporting component is provided through the support column that several heat-sink units described are connected with lock-connecting piece.
Further, described heat-sink unit comprises heat radiator body, described heat radiator body stamping-out has several convection holes of annular spread, the side of several convection holes described has the fin that described stamping-out is formed, the connecting hole that the middle part of described heat radiator body offers centre bore and passes for described support column.
Preferably, several convection holes described comprise inner ring convection current group and are arranged at the outer shroud convection current group outside inner ring convection current group, and the convection holes both sides of described outer shroud convection current group all have the fin of described stamping-out formation.
Further, this heat abstractor also comprises for the heating column through several heat-sink units.
Preferably, described heat-sink unit is provided with the thermal hole passed for described heating column, and described thermal hole also has the bound edge portion for coated heating column formed by the anti-limit of stamping-out.
Further, the edge of described heat-sink unit is provided with back-up block, described back-up block and heat-sink unit integrated punching shaping.In this programme, described back-up block is at least provided with three, certainly, also can arrange the back-up block of greater number further as required.
Preferably, the Embedded Division that described back-up block comprises holding part and is connected with described holding part, described holding part is provided with the embedded groove that can connect for described Embedded Division.
Further, the described supporting component heat-conducting plate that comprises gripper shoe and be connected with gripper shoe.
A kind of LED bay light, comprise lampshade and be arranged at the LED module in lampshade, also comprise heat abstractor as above, described heat abstractor is connected with LED module, and the top of described heat abstractor is provided with end cap, and described end cap is provided with louvre.
Further, the arranged outside of described louvre has stamping forming weather shield, and the angle α of described weather shield and louvre is 20 ~ 80 degree.
The beneficial effects of the utility model: compared with prior art, a kind of heat abstractor for light fixture of the present utility model, comprise supporting component and lock-connecting piece, be cascading between described supporting component and lock-connecting piece several heat-sink units, between several heat-sink units described, there is transverse convection gap, several heat-sink units described have longitudinal convection channel, and described supporting component is provided through the support column that several heat-sink units described are connected with lock-connecting piece; This heat abstractor in use, its transverse convection gap can realize the transverse convection of air, thus realize laterally 360 degree of omnibearing heat radiations, simultaneously, heat can be realized longitudinal dispersion to corresponding heat-sink unit by longitudinal convection channel further, also along with longitudinal convection channel carries out direct heat loss through convection, effectively raises radiating efficiency, meanwhile, this heat abstractor adopts punch forming to have the simple advantage with being easy to assemble of structure.In addition, the utility model additionally provides a kind of LED bay light, and after the above-mentioned heat abstractor of use, this bulkhead lamp capable effectively can improve service life, and light efficiency is better, uses more reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of heat abstractor of the present utility model.
Fig. 2 is the stereogram of the heat-sink unit of heat abstractor of the present utility model.
Fig. 3 is the front view of the heat-sink unit of heat abstractor of the present utility model.
Fig. 4 is the main body figure of heat abstractor of the present utility model.
Fig. 5 is the A portion enlarged diagram of Fig. 4.
Fig. 6 is the stereogram of LED bay light of the present utility model.
Fig. 7 is the STRUCTURE DECOMPOSITION schematic diagram of LED bay light of the present utility model.
Fig. 8 is the louvre of the end cap of the utility model LED bay light and the cutting structural representation of weather shield.
Reference numeral comprises:
Supporting component--1, gripper shoe--11, heat-conducting plate--12, lock-connecting piece--2, heat-sink unit--3, heat radiator body--31, convection holes--32, fin--33, centre bore--34, connecting hole--35, inner ring convection current group--36, outer shroud convection current group--37, thermal hole--38, bound edge portion--381, back-up block--39, holding part--391, Embedded Division--392, embedded groove--393, transverse convection gap--41, longitudinal convection channel--42, support column--51, heating column--52, heat abstractor--6, lampshade--7, LED module--8, end cap--9, louvre--91, weather shield--92.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
See Fig. 1 to Fig. 5, a kind of heat abstractor for light fixture, comprise supporting component 1 and lock-connecting piece 2, be cascading between described supporting component 1 and lock-connecting piece 2 several heat-sink units 3, between several heat-sink units 3 described, there is transverse convection gap 41, several heat-sink units 3 described have longitudinal convection channel 42, and described supporting component 1 is provided through the support column 51 that several heat-sink units 3 described are connected with lock-connecting piece 2, the radiating principle of this heat abstractor 6 is: a part of heat is passed to support column 51 by described supporting component 1, described support column 51 adopts metal material, as aluminium or copper etc., thus can heat conduction be accelerated, heat directly conducts to undermost heat-sink unit 3 by supporting component 1 by another part heat, upwards conducted successively by heat-sink unit 3, in use, because its transverse convection gap 41 can realize the transverse convection of air, thus realize laterally 360 degree of omnibearing heat radiations, simultaneously, heat can be realized longitudinal dispersion to corresponding heat-sink unit 3 by longitudinal convection channel 42 further, also along with longitudinal convection channel 42 carries out direct heat loss through convection, effectively raise radiating efficiency, simultaneously, this heat abstractor 6 adopts punch forming to have the simple advantage with being easy to assemble of structure.
In the technical program, described heat-sink unit 3 comprises heat radiator body 31, described heat radiator body 31 stamping-out has several convection holes 32 of annular spread, the side of several convection holes 32 described has the fin 33 that described stamping-out is formed, the connecting hole 35 that the middle part of described heat radiator body 31 offers centre bore 34 and passes for described support column 51.Described longitudinal convection channel 42 is namely formed in conjunction with fin 33 by several convection holes 32, when carrying out transverse convection, air passes through from transverse convection gap 41, at this moment, heat on fin 33 can be carried out taking away lost, this programme is when stamping-out convection holes 32, the part of convection holes 32 correspondence is carried out stamping-out bending, it is made to form fin 33, like this, relative to existing structure, not only increase area of dissipation, improve heat dispersion, and material can be saved greatly, avoid traditional direct material by louvre 91 correspondence and wash out the situation of scrapping, improve the utilization rate of sheet material.
It is emphasized that: the shape of described heat radiator body 31 can be circle, polygon or quadrangle etc., and it all can realize according to the actual needs.
In addition, described convection holes 32 can be quadrangle, circle, polygon or other irregularly-shaped holes etc., all can realize this programme, within the protection domain all belonging to this programme, at this, no longer enumerates,
In the technical program, the outer shroud convection current group 37 that several convection holes 32 described comprise inner ring convection current group 36 and are arranged at outside inner ring convection current group 36, convection holes 32 both sides of described outer shroud convection current group 37 all have the fin 33 of described stamping-out formation.Such two kinds of convection current groups are set and can improve thermal diffusivity, make the utilization rate of heat radiator body 31 higher, because profile convection current group girth is larger, so, more convection holes 32 can be set, also can go out larger-size convection holes 32 by stamping-out, like this, when stamping-out, equal for the both sides of convection holes 32 stamping-out can be gone out fin 33, make it form symmetrical heatsink transverse passage; And inner ring convection current group 36 is owing to being relatively close to inside, can only stamping-out fin 33, when the air in a direction enters outer shroud convection current group 37, under the effect of two fin 33, enter inner ring convection current group 36, because the fin 33 of inner ring convection current group 36 exists certain misalignment with fin 33 position of outer shroud convection current group 37, so, convected air is shunted, and flows out from other direction; Certainly, along with the difference of wind direction, this heat radiator body 31 can realize 360 degree of omnibearing heat radiations.
In the technical program, in order to improve the speed of heat radiation, this heat abstractor 6 also comprises for the heating column 52 through several heat-sink units 3.That is, this heat abstractor 6 utilizes special heating column 52 to carry out heat conduction, and described heating column 52 adopts copper or aluminum material to make.
In the technical program, described heat-sink unit 3 is provided with the thermal hole 38 passed for described heating column 52, and described thermal hole 38 also has the bound edge portion 381 for coated heating column 52 formed by the anti-limit of stamping-out.Bound edge portion 381 is adjacent to coated for heating column 52, thus makes the conductibility of heat better.
In the technical program, the edge of described heat-sink unit 3 is provided with back-up block 39, and described back-up block 39 is shaping with heat-sink unit 3 integrated punching; When several heat-sink units 3 stack gradually, under the effect of described back-up block 39, between heat-sink unit 3, there is higher heat radiation gap, namely between described fin 33 and the heat-sink unit 3 of last layer, also there is heat radiation gap, thus improve radiating rate.In this programme, described back-up block 39 is at least provided with three, thus can guarantee its stability, certainly, also can arrange the back-up block 39 of greater number further as required,
In order to improve assembling speed, in the technical program, the Embedded Division 392 that described back-up block 39 comprises holding part 391 and is connected with described holding part 391, described holding part 391 is provided with the embedded groove 393 that can connect for described Embedded Division 392.During assembling, utilize Embedded Division 392 to embed in the embedded groove 393 of a heat-sink unit 3, stack gradually embedding, the connection not only making adjacent two heat-sink units 3 is more reliable, and accurate positioning, the phenomenon such as can not to be subjected to displacement.
In the technical program, the heat-conducting plate 12 that described supporting component 1 comprises gripper shoe 11 and is connected with gripper shoe 11, this gripper shoe 11 and heat-conducting plate 12 are provided with cross guide groove, and be provided with the heat pipe for connecting LED lamp panel in described guide groove, described heat pipe is connected with heating column.
See Fig. 6 ~ Fig. 8, the utility model additionally provides a kind of LED bay light, the LED module 8 comprising lampshade 7 and be arranged in lampshade 7, also comprise heat abstractor 6 as above, described heat abstractor 6 is connected with LED module 8, the top of described heat abstractor 6 is provided with end cap 9, and described end cap 9 is provided with louvre 91.Described LED module 8 comprises lamp plate and is arranged at several LED lamp bead on described lamp plate, described lamp plate is connected with the wire for being connected with exposed electrical, and wire is drawn from end cap 9 through heat abstractor 6, this bulkhead lamp capable operationally, heat abstractor 6 pairs of LED modules 8 are utilized to dispel the heat, it is heat dispersion preferably, effectively can improve the service life of this light fixture.
In the technical program, the arranged outside of described louvre 91 has stamping forming weather shield 92, because this lamp applications is in open air, so, under the effect of weather shield 92, effectively can prevent a large amount of rainwater from entering lamp interior, thus guarantee the normal work of LED die, in order to realize effect of keeping off the rain, described weather shield 92 is 20 ~ 80 degree with the angle α of louvre 91.This angle not only can realize efficiency of keeping off the rain, and can realize providing air intake to heat abstractor 6 and improving heat dispersion, and certainly, as preferably, described weather shield 92 is 28 ~ 35 degree with the angle α of louvre 91; Like this, effect of keeping off the rain can reach best, can also the effect realizing preventing dust foreign matter of maximum restriction.
In addition, in order to improve anti-infiltration effect further, protuberance is formed in the surrounding of described louvre 91, namely, when making weather shield 92 Sheet Metal Forming Technology, the position of corresponding for the surrounding of louvre 91 mould is arranged recess, thus when louvre 91 punch forming, protuberance can be formed in the lump, rainwater can not be flowed directly in louvre 91, this improves effect of keeping off the rain.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.

Claims (10)

1. the heat abstractor for light fixture, comprise supporting component (1) and lock-connecting piece (2), it is characterized in that: be cascading between described supporting component (1) and lock-connecting piece (2) several heat-sink units (3), between described several heat-sink units (3), there is transverse convection gap (41), described several heat-sink units (3) have longitudinal convection channel (42), and described supporting component (1) is provided through the support column (51) that described several heat-sink units (3) are connected with lock-connecting piece (2).
2. a kind of heat abstractor for light fixture according to claim 1, it is characterized in that: described heat-sink unit (3) comprises heat radiator body (31), described heat radiator body (31) stamping-out has several convection holes (32) of annular spread, the side of described several convection holes (32) has the fin (33) that described stamping-out is formed, the connecting hole (35) that the middle part of described heat radiator body (31) offers centre bore (34) and passes for described support column (51).
3. a kind of heat abstractor for light fixture according to claim 2, it is characterized in that: described several convection holes (32) comprise inner ring convection current group (36) and are arranged at the outer shroud convection current group (37) in inner ring convection current group (36) outside, convection holes (32) both sides of described outer shroud convection current group (37) all have the fin (33) of described stamping-out formation.
4. a kind of heat abstractor for light fixture according to claim 1, is characterized in that: this heat abstractor (6) also comprises for the heating column (52) through several heat-sink units (3).
5. a kind of heat abstractor for light fixture according to claim 4, it is characterized in that: described heat-sink unit (3) is provided with the thermal hole (38) passed for described heating column (52), described thermal hole (38) also has the bound edge portion (381) for coated heating column (52) formed by the anti-limit of stamping-out.
6. a kind of heat abstractor for light fixture according to claim 1, it is characterized in that: the edge of described heat-sink unit (3) is provided with back-up block (39), described back-up block (39) is shaping with heat-sink unit (3) integrated punching.
7. a kind of heat abstractor for light fixture according to claim 6, it is characterized in that: the Embedded Division (392) that described back-up block (39) comprises holding part (391) and is connected with described holding part (391), described holding part (391) is provided with the embedded groove (393) that can connect for described Embedded Division (392).
8. a kind of heat abstractor for light fixture according to claim 1, is characterized in that: the heat-conducting plate (12) that described supporting component (1) comprises gripper shoe (11) and is connected with gripper shoe (11).
9. a kind of heat abstractor for light fixture according to claim 1, comprise lampshade (7) and be arranged at the LED module (8) in lampshade (7), it is characterized in that: also comprise the heat abstractor (6) as described in any one of claim 1 ~ 8, described heat abstractor (6) is connected with LED module (8), the top of described heat abstractor (6) is provided with end cap (9), and described end cap (9) is provided with louvre (91).
10. a kind of heat abstractor for light fixture according to claim 9, it is characterized in that: the arranged outside of described louvre (91) has stamping forming weather shield (92), described weather shield (92) is 20 ~ 80 degree with the angle α of louvre (91).
CN201520619580.2U 2015-08-17 2015-08-17 A heat abstractor for lamps and lanterns and LED industrial and mining lamp thereof Expired - Fee Related CN205118957U (en)

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CN201520619580.2U CN205118957U (en) 2015-08-17 2015-08-17 A heat abstractor for lamps and lanterns and LED industrial and mining lamp thereof

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Application Number Priority Date Filing Date Title
CN201520619580.2U CN205118957U (en) 2015-08-17 2015-08-17 A heat abstractor for lamps and lanterns and LED industrial and mining lamp thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105066065A (en) * 2015-08-17 2015-11-18 唐图荣 Cooling device for lamp and LED mining lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105066065A (en) * 2015-08-17 2015-11-18 唐图荣 Cooling device for lamp and LED mining lamp

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C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170711

Address after: 523000 No. 4, 28 street, Tong Kok village, Changping Town, Guangdong, Dongguan

Patentee after: Dongguan Rende Electronic Technology Co. Ltd.

Address before: 523000 No. four, 28 street, filling village, Changping, Guangdong, Dongguan

Patentee before: Tang Turong

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: 20160330

Termination date: 20200817