CN102691995B - Lamp housing heat dissipation structure and lamp - Google Patents
Lamp housing heat dissipation structure and lamp Download PDFInfo
- Publication number
- CN102691995B CN102691995B CN201110069029.1A CN201110069029A CN102691995B CN 102691995 B CN102691995 B CN 102691995B CN 201110069029 A CN201110069029 A CN 201110069029A CN 102691995 B CN102691995 B CN 102691995B
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- lower house
- light source
- electrical equipment
- fixed head
- upper shell
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Abstract
The present invention is suitable for the technical field of lighting, and provides a lamp housing heat dissipation structure. The lamp housing heat dissipation structure comprises: an upper housing, and a lower housing connected with the upper housing; an electric appliance fixation plate capable of heat insulting disposed between the upper housing and the lower housing; the upper housing and the electric appliance fixation plate combined together through covering to form an electric appliance cavity , and an inner cavity of the lower housing being a light source cavity for installing a light source; a first sealing member disposed between the upper housing and the electric appliance fixation plate; and a second sealing member disposed between the lower housing and the electric appliance fixation plate. The present invention also provides a lamp, comprising a lamp housing, a light source component, and a ballast, wherein the lamp housing has the described heat dissipation structure; the light source component is disposed inside the light source cavity; and the ballast is disposed inside the electric appliance cavity and is fixed on the electric appliance fixation plate. The lamp housing heat dissipation structure utilizes the heat-insulated electric appliance fixation plate to separate the electric appliance cavity from the light source cavity, has a good heat dissipation effect, and guarantees service life of the lamp.
Description
Technical field
The invention belongs to lighting technical field, more particularly, relate to the lamp housing radiator structure that a kind of heat dispersion is good and adopt a kind of light fixture of this kind of lamp housing radiator structure.
Background technology
In general, lamp power is larger, and the heat producing during work is just more, then also just higher to the requirement of heat radiation, because the quality of light fixture heat dispersion directly affects the service life of light fixture self.The lamp housing of general light fixture adopts upper-lower casing to cover airtight mode, and the heat conduction that light source part produces or radiation be to exine shells, then by the heat exchange with air, reaches heat radiation object by exine shells.Because upper-lower casing is airtight, be a cavity, can produce a fatal defect, that is exactly that the heat that produces of light source can directly make electrical part temperature rise, and too high temperature will shorten the life-span of electrical part; For improving heat dispersion, the exine shells of lamp housing need to be done to such an extent that increase more greatly area of dissipation to meet the radiating requirements of light fixture, its direct result causes light fixture volume to increase exactly.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of lamp housing radiator structure, is intended to improve the heat dispersion of light fixture, guarantees the service life of light fixture, reduces again the volume of light fixture simultaneously.
For solving the problems of the technologies described above, the technical scheme of employing of the present invention is: a kind of lamp housing radiator structure is provided, comprises a upper shell and a lower house being connected with described upper shell, also comprise:
One can be heat insulation electrical equipment fixed head, be located between described upper shell and described lower house, described upper shell and described electrical equipment fixed head cover and form an electric apparatus chamber, the inner chamber of described lower house is the light-source chamber of an installation light source;
One first seal, is located between described upper shell and described electrical equipment fixed head, for preventing that hot gas is diffused in described electric apparatus chamber;
One second seal, is located between described lower house and described electrical equipment fixed head, for preventing that hot gas is diffused in described electric apparatus chamber;
Described upper shell is double wall shell structure, there is an inwall shell and an exine shells, the lower limb of described inwall shell and described electrical equipment fixed head cover, described the first seal is located between the lower limb and described electrical equipment fixed head of described inwall shell, after described upper shell and described lower house cover, between described inwall shell, exine shells and lower house, form a heat radiation chamber.
Further, state electrical equipment fixed head and be connected with described lower house, described the second seal is located at the junction of described electrical equipment fixed head and described lower house.
Further, the junction of the exine shells lower limb of described upper shell and the top edge of described lower house is provided with a plurality of for by the thermovent of the dissipation of heat in described heat radiation chamber.
Further, the below of described electrical equipment fixed head is provided with a plurality of legs, between described lower house and described electrical equipment fixed head, forms the heat dissipation channel that a plurality of and described thermovent is communicated with.
Further, in the joint portion of described upper shell and described lower house, be provided with at least two fasteners, between described upper shell and described lower house, by fastener, connect.
Further, the joint portion of described upper shell and described lower house is provided with a hinge and at least one fastener, and described upper shell is connected with described fastener by described hinge with described lower house.
The beneficial effect of lamp housing radiator structure provided by the invention is: compared with prior art, this lamp housing radiator structure arranges seal by heat insulation electrical equipment fixed head Bing Qi junction is set between upper shell and lower house, electric apparatus chamber is separated with light-source chamber, the heat producing while making light-source chamber inner light source component working is difficult for being diffused in electric apparatus chamber, and the electrical part in electric apparatus chamber can be avoided being subject to the impact of higher temperature and guarantee its service life like this; Simultaneously, junction at upper-lower casing arranges thermovent, and leg formation heat dissipation channel is set below electrical equipment fixed head and is connected with thermovent, the heat that light source part is produced is more easy to convection current and distributes, thereby improve the heat dispersion of light fixture, so just do not need the lower house of lamp housing to do to such an extent that increase very greatly area of dissipation, can reduce the volume of lamp housing; In addition, the fastener connection of upper-lower casing or fastener and hinge are connected, and make lamp installation and convenient disassembly, are beneficial to maintenance.
The present invention also provides a kind of light fixture, comprise a lamp housing, a light source part and a ballast, described lamp housing has radiator structure described above, and described light source part is installed in described light-source chamber, and described ballast is installed in described electric apparatus chamber and is fixed on described electrical equipment fixed head.
Further, be provided with a light source holder in described lower house, described light source holder is large area with described lower house and directly contacts assembling, and described light source part is located on described light source holder.
Further, in the periphery of described light source part, be also provided with a transparent outer cover for the protection of light source part.
The beneficial effect of light fixture provided by the invention is: the lamp housing adopting due to this light fixture is to have lamp housing radiator structure described above, its perfect heat-dissipating, improved light fixture product quality, effectively avoided the quick aging of each parts of light fixture, light fixture is guaranteed service life; And this light fixture small volume, installation and removal are convenient, and maintenance cost is low.
Accompanying drawing explanation
The lamp housing radiator structure that Fig. 1 provides for the embodiment of the present invention and the cross-sectional view one of light fixture;
The lamp housing radiator structure that Fig. 2 provides for the embodiment of the present invention and the cross-sectional view two of light fixture;
The perspective view of the light fixture that Fig. 3 provides for the embodiment of the present invention.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Please with reference to Fig. 1 and Fig. 2, the cross-sectional view for lamp housing radiator structure provided by the invention, is now described.Described lamp housing radiator structure, comprise a upper shell 1 and a lower house 2 being connected with described upper shell 1, also comprise: one can be heat insulation electrical equipment fixed head 3, one first seal 4 and one second seal 5, described electrical equipment fixed head 3 is located between described upper shell 1 and described lower house 2, described upper shell 1 and described electrical equipment fixed head 3 cover and form an electric apparatus chamber 10, and the inner chamber of described lower house 2 is the light-source chamber 20 of an installation light source; Described in, a seal 4 is located between described upper shell 1 and described electrical equipment fixed head 3, for preventing that hot gas is diffused in described electric apparatus chamber 10; Described the second seal 5 is located between described lower house 2 and described electrical equipment fixed head 3, also for preventing that hot gas is diffused in described electric apparatus chamber 10.
Lamp housing radiator structure provided by the invention, by heat insulation electrical equipment fixed head 3 Bing Qi junctions are set between upper shell 1 and lower house 2, seal is set, the seal is selected and is made for heat proof material, by electric apparatus chamber 10 and light-source chamber 20 isolation, the heat producing while making light-source chamber 20 inner light source component working is difficult for being diffused in electric apparatus chamber 10, electrical part in electric apparatus chamber 10 can be avoided being subject to the impact of higher temperature and guarantee its service life like this, and whole like this light fixture is also just comparatively durable.
Further, refer to Fig. 1 and Fig. 2, as a kind of embodiment of lamp housing radiator structure provided by the invention, described electrical equipment fixed head 3 is connected with described lower house 2, and described the second seal 5 is located at the junction of described electrical equipment fixed head 3 and described lower house 2.Electrical equipment fixed head 3 also can be connected with upper shell 1, but not as easy to connect with lower house 2, simultaneously, electrical equipment fixed head 3 is connected in lower house 2 and connects, after upper shell 1 is opened, the electric elements of being located on electrical equipment fixed head 3 are directly just exposed to outside, are beneficial to like this maintenance of electric elements.Because the connection of electrical equipment fixed head 3 and lower house 2 adopts bolt ，Gu junction, have space, the heat in light-source chamber 20 can be diffused into electric apparatus chamber 10 like this, then in their junction, arrange the second seal 5 with guarantee Liang Ge chamber heat insulation well.
Further, refer to Fig. 1 and Fig. 2, a kind of embodiment as lamp housing radiator structure provided by the invention, described upper shell 1 is double wall shell structure, there is an inwall shell 11 and an exine shells 12, and described the first seal 4 is located between the lower limb and described electrical equipment fixed head 3 of described inwall shell 11, after described upper shell 1 and described lower house 2 cover, forms a heat radiation chamber 30 between described inwall shell 11, exine shells 12 and lower house 2.The lower limb of described inwall shell 11 and described electrical equipment fixed head 3 cover, the heat producing during lower house 2 inner light source component working like this can be delivered in heat radiation chamber 30, exine shells 12 by upper shell 1 is dispersed in air again, be equivalent to increase area of dissipation, play the effect that improves lamp housing heat dispersion.
Further, refer to Fig. 2 and Fig. 3, as a kind of embodiment of lamp housing radiator structure provided by the invention, the junction of exine shells 12 lower limbs of described upper shell 1 and the top edge of described lower house 2 is provided with a plurality of for by the thermovent 120 of the dissipation of heat in described heat radiation chamber 30.In the junction of upper-lower casing, thermovent 120 is set, strengthens the convection current with outside air, thereby further improve the heat dispersion of lamp housing, without the lower house of lamp housing 2 being done to such an extent that increase very greatly area of dissipation, so just can the volume of lamp housing be done littlely.
Further, referring to Fig. 1 and Fig. 2, a kind of specific embodiment as lamp housing radiator structure provided by the invention, the below of described electrical equipment fixed head 3 is provided with a plurality of legs 41, between described lower house 2 and described electrical equipment fixed head 3, forms the heat dissipation channel 40 that a plurality of and described thermovent 120 is communicated with.Leg 41 is set below electrical equipment fixed head 3 and forms heat dissipation channel 40 and be connected with thermovent 120, the heat that lower house 2 inner light source parts are produced is easy to distribute by convection type more.
Further, refer to Fig. 1 and Fig. 3, as a kind of specific embodiment of lamp housing radiator structure provided by the invention, in the joint portion of described upper shell 1 and described lower house 2, be provided with at least two fasteners 6, between described upper shell 1 and described lower house 2, by fastener 6, connect.With fastener, connect and replace screw to connect, make the installation and removal of light fixture more convenient, be beneficial to maintenance.
Further, refer to Fig. 1 and Fig. 3, a kind of specific embodiment as lamp housing radiator structure provided by the invention, the joint portion of described upper shell 1 and described lower house 2 is provided with hinge 7 and at least one fastener 6, and described upper shell 1 is connected with described fastener 6 by described hinge 7 with described lower house 2.This hinge is more more convenient and easy than adopting fastener to be connected completely with the connected mode that fastener coordinates; Meanwhile, upper-lower casing connects as one by hinge 7, is conducive to reduce handling of goods and materials cost.
The present invention also provides a kind of light fixture.Please also refer to Fig. 1 to Fig. 3, described light fixture comprises a lamp housing 100, a light source part 200 and a ballast 300, described lamp housing 100 has lamp housing radiator structure described above, described light source part 200 is installed in described light-source chamber 20, and described ballast 300 is installed in described electric apparatus chamber 10 and is fixed on described electrical equipment fixed head 3.
Light fixture provided by the invention, because the lamp housing 100 adopting is for to have lamp housing radiator structure described above, its perfect heat-dissipating, has improved light fixture product quality, effectively avoids the quick aging of each parts of light fixture, and light fixture is guaranteed service life; This light fixture small volume, mounts and dismounts conveniently simultaneously, and maintenance cost is low.
Further, referring to Fig. 2, a kind of specific embodiment as light fixture provided by the invention, in described lower house 2, be provided with a light source holder 210, described light source holder 210 is large area with described lower house 2 and directly contacts assembling, and described light source part 200 is located on described light source holder 210.Like this, the heat that light source part 200 produces just can be delivered to light source holder 210 by the most effective heat exchange pattern, then is transmitted on lower house 2 and distributes, and radiating efficiency is improved.
Further, refer to Fig. 1 and Fig. 3, as a kind of specific embodiment of light fixture provided by the invention, in the periphery 200 of described light source part, be also provided with a transparent outer cover 400 for the protection of light source part 200.This transparent outer cover 400 can prevent that foreign object from directly contacting light source part 200 and making it impaired, can also prevent dust, waterproof simultaneously, avoids light source part 200 accumulation dust and meet water quenching and damage under high-temperature condition above.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a lamp housing radiator structure, comprises a upper shell and a lower house being connected with described upper shell, it is characterized in that, also comprises:
One can be heat insulation electrical equipment fixed head, be located between described upper shell and described lower house, described upper shell and described electrical equipment fixed head cover and form an electric apparatus chamber, the inner chamber of described lower house is the light-source chamber of an installation light source;
One first seal, is located between described upper shell and described electrical equipment fixed head, for preventing that hot gas is diffused in described electric apparatus chamber;
One second seal, is located between described lower house and described electrical equipment fixed head, for preventing that hot gas is diffused in described electric apparatus chamber;
Described upper shell is double wall shell structure, there is an inwall shell and an exine shells, the lower limb of described inwall shell and described electrical equipment fixed head cover, described the first seal is located between the lower limb and described electrical equipment fixed head of described inwall shell, after described upper shell and described lower house cover, between described inwall shell, exine shells and lower house, form a heat radiation chamber.
2. lamp housing radiator structure according to claim 1, is characterized in that, described electrical equipment fixed head is connected with described lower house, and described the second seal is located at the junction of described electrical equipment fixed head and described lower house.
3. lamp housing radiator structure according to claim 2, is characterized in that, the junction of the exine shells lower limb of described upper shell and the top edge of described lower house is provided with a plurality of for by the thermovent of the dissipation of heat in described heat radiation chamber.
4. lamp housing radiator structure according to claim 3, is characterized in that, the below of described electrical equipment fixed head is provided with a plurality of legs, between described lower house and described electrical equipment fixed head, forms the heat dissipation channel that a plurality of and described thermovent is communicated with.
5. according to the lamp housing radiator structure described in claim 1 to 4 any one, it is characterized in that, in the joint portion of described upper shell and described lower house, be provided with at least two fasteners, between described upper shell and described lower house, by fastener, connect.
6. according to the lamp housing radiator structure described in claim 1 to 4 any one, it is characterized in that, the joint portion of described upper shell and described lower house is provided with a hinge and at least one fastener, and described upper shell is connected with described fastener by described hinge with described lower house.
7. a light fixture, comprise a lamp housing, a light source part and a ballast, it is characterized in that, described lamp housing has the radiator structure described in claim 1 to 6 any one, described light source part is installed in described light-source chamber, and described ballast is installed in described electric apparatus chamber and is fixed on described electrical equipment fixed head.
8. light fixture according to claim 7, is characterized in that, is provided with a light source holder in described lower house, and described light source holder is large area with described lower house and directly contacts assembling, and described light source part is located on described light source holder.
9. light fixture according to claim 7, is characterized in that, in the periphery of described light source part, is also provided with a transparent outer cover for the protection of light source part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110069029.1A CN102691995B (en) | 2011-03-22 | 2011-03-22 | Lamp housing heat dissipation structure and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110069029.1A CN102691995B (en) | 2011-03-22 | 2011-03-22 | Lamp housing heat dissipation structure and lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102691995A CN102691995A (en) | 2012-09-26 |
| CN102691995B true CN102691995B (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110069029.1A Expired - Fee Related CN102691995B (en) | 2011-03-22 | 2011-03-22 | Lamp housing heat dissipation structure and lamp |
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| Country | Link |
|---|---|
| CN (1) | CN102691995B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1812045A (en) * | 2005-01-26 | 2006-08-02 | 黄甜仔 | Sealed electronic energy-saving lamp |
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2011
- 2011-03-22 CN CN201110069029.1A patent/CN102691995B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1812045A (en) * | 2005-01-26 | 2006-08-02 | 黄甜仔 | Sealed electronic energy-saving lamp |
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| Publication number | Publication date |
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| CN102691995A (en) | 2012-09-26 |
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Granted publication date: 20140115 Termination date: 20190322 |