CN101592293B - Led infrared lamp - Google Patents
Led infrared lamp Download PDFInfo
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- CN101592293B CN101592293B CN2009101073564A CN200910107356A CN101592293B CN 101592293 B CN101592293 B CN 101592293B CN 2009101073564 A CN2009101073564 A CN 2009101073564A CN 200910107356 A CN200910107356 A CN 200910107356A CN 101592293 B CN101592293 B CN 101592293B
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- heat
- led infrared
- protective cover
- conductive rod
- radiator
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Abstract
The invention relates to an LED infrared lamp, which comprises a body and a plurality of LED infrared lights arranged in the body, wherein the body comprises a protection cover, a heat-conducting component hermetically arranged at one end of the protection cover, a front end cover component hermetically arranged at the other end of the protection cover, and a control circuit board fixed on the heat-conducting component and used for driving the plurality of LED infrared lights; the plurality of LED infrared lights are arranged on a substrate which is fixedly connected with the heat-conducting component; heat generated by the plurality of LED infrared lights is transmitted to the substrate, and then is dissipated through the heat-conducting component; moreover, the heat-conducting component, the front end cover component and the protection cover are sealed to form a sealed chamber; and the substrate and the plurality of LED infrared lights are placed in the sealed chamber. The LED infrared lamp is designed for solving a heat dissipation problem, solves the heat dissipation problem and simultaneously considers the waterproofing problem.
Description
Technical field
The present invention relates to the LED field of illuminating lamps, more particularly, relate to a kind of LED infrared lamp with excellent heat dispersion performance and water resistance.
Background technology
The development of the prospect in market decision technology, in China, because the surging demand in market, in this field of infrared night vision, Chinese Enterprise has been walked in the world prostatitis, and the external colleague of popularity order that infrared technique is used is too far behind to catch up.Yet, though there are some advanced technical schemes to propose at present, but also unstable ripe product can capture high-end market, the subject matter that exists is that infrared night vision distance and life problems can't effectively coordinate, cause LED infrared lamp cost height, but be not directly proportional with cost its service life.
The service life of LED infrared lamp, LED infrared lamp operating temperature was to being service life extremely responsive by the project organization decision, and working temperature is in case after surpassing the amount operating temperature, can be several times of speed service life and descend.Therefore, heat radiation is one of factor of most critical, heat radiation has and heat is distributed and control two aspects of heat, existing LED infrared lamp comprises body and is located at intrinsic LED infrared lamp, body is generally transparent cover body, adopt sealing setting, its water resistance is good, and heat dispersion is poor, influence the service life of LED infrared lamp, if body adopts the non-tight setting, its perfect heat-dissipating has but caused its water resistance poor, can not be in outdoor application, thereby the waterproof problem of existing LED infrared lamp and heat dissipation problem be conflicting, resolved waterproof problem, the situation that has but caused heat dissipation problem to resolve.
Summary of the invention
The technical problem to be solved in the present invention is, can't take into account the shortcoming of waterproof problem and heat dissipation problem simultaneously at above-mentioned existing LED infrared lamp, a kind of LED infrared lamp is provided, by heat-conductive assembly is set, increase area of dissipation as much as possible, have good performance of heat dissipation, also satisfy the required favorable waterproof property of LED infrared lamp simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: a kind of LED infrared lamp is provided, comprise: body and be located at intrinsic several LED infrared lamps, described body comprises protective cover, be seal-installed on the heat-conductive assembly of protective cover one end, be seal-installed on the drive end bearing bracket assembly of the protective cover other end and be fixed in the control circuit board that being used on the heat-conductive assembly drives described several LED infrared lamps, described several LED infrared lamps are installed on the substrate, described substrate is fixedlyed connected with heat-conductive assembly, the heat that several LED infrared lamps produce is transmitted on the substrate, by heat-conductive assembly heat is distributed again.
In LED infrared lamp of the present invention, described heat-conductive assembly comprises radiator, rear end cap and heat conductive rod; Described rear end cap is fixedlyed connected with protective cover; One end of described heat conductive rod is positioned in the protective cover and with described substrate fixedlys connected, and the other end of heat conductive rod passes rear end cap fixedlys connected with rear end cap and be installed in the radiator.
In LED infrared lamp of the present invention, described radiator is the heronsbill radiator, and its middle part is provided with mating holes, outwards convexes with the several piece fin around this mating holes;
The middle part of described rear end cap is provided with perforation;
Described heat conductive rod is the hollow heat conductive rod, the end that heat conductive rod is used to install radiator is made as contact site, the perforation that described contact site passes rear end cap tightly fits in the mating holes of radiator, heat conductive rod is used for fixing an end that connects substrate and is made as installation portion, described substrate is fixedly connected on the end of installation portion, and described control circuit board is installed on the middle part, side of installation portion.
In LED infrared lamp of the present invention, be coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod and substrate; Also be coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod and radiator.
In LED infrared lamp of the present invention, described heat-conductive assembly also comprises pressure ring, dustproof gasket and two seal washers; Described pressure ring is located at the end of radiator with respect to rear end cap, pressure ring is fixedlyed connected with heat conductive rod, radiator is fixed between pressure ring and the rear end cap, described dustproof gasket is located between pressure ring and the heat conductive rod, a described seal washer is located between rear end cap and the protective cover, and another seal washer is located between rear end cap and the heat conductive rod.
In LED infrared lamp of the present invention, described drive end bearing bracket assembly comprises seal washer, drive end bearing bracket and transmission element, and described seal washer is pasted on the drive end bearing bracket end face, and described drive end bearing bracket is fixedlyed connected with protective cover, and the middle part of drive end bearing bracket is provided with perforate; Described transmission element adopts anti-red sudden and violent glass to make, and it is installed on the end of drive end bearing bracket and seals described perforate; Described several LED infrared lamps are with respect to described transmission element setting.
In LED infrared lamp of the present invention, described heat-conductive assembly, drive end bearing bracket assembly seal mutually with protective cover and form a sealed chamber; Described substrate and several LED infrared lamps are positioned in the sealing chamber; Be connected with the power line and the data wire that are used for external control appliance on the described control circuit board, control circuit board, power line and data wire all are placed in the described sealed chamber, the corresponding through hole that supplies described power line and data wire to pass that is provided with on the described protective cover.
In LED infrared lamp of the present invention, described drive end bearing bracket assembly and heat-conductive assembly fix by hold-down screw and O RunddichtringO and protective cover; And the installation place of described drive end bearing bracket assembly, heat-conductive assembly and protective cover is respectively equipped with a seal washer.
In LED infrared lamp of the present invention, described several LED infrared lamps are 36, and described substrate is an aluminium base.
In LED infrared lamp of the present invention, described body also comprises the photosensitive components and parts that are used to respond to day and night, described photosensitive components and parts by the fluid sealant fixing seal on protective cover.
The beneficial effect of LED infrared lamp of the present invention: design for solving heat dissipation problem according to the thinking that heat is shed and control heat, solved the heat dissipation problem of LED infrared lamp, taken into account waterproof problem simultaneously, the effect of its water proof and dust proof can reach the rank of IP66.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the combination schematic diagram of LED infrared lamp of the present invention;
Fig. 2 is the combination schematic diagram of another angle of LED infrared lamp of the present invention;
Fig. 3 is the decomposing schematic representation of Fig. 1;
Fig. 4 is the decomposing schematic representation of heat-conductive assembly among Fig. 3;
Fig. 5 is the schematic diagram of heat conductive rod among Fig. 4;
Fig. 6 is the decomposing schematic representation of drive end bearing bracket assembly among Fig. 3.
The specific embodiment
As shown in Figures 1 and 2, it is the combination schematic diagram of the preferred embodiment of LED infrared lamp of the present invention, Fig. 3 is the decomposing schematic representation of Fig. 1, LED infrared lamp of the present invention comprises: heat-conductive assembly 3, protective cover 4, photosensitive components and parts 5, LED lamp assembly 6, drive end bearing bracket assembly 8 and control circuit board 20.
Consult Fig. 4, shown in Figure 4 is the decomposing schematic representation of heat-conductive assembly among Fig. 3, described heat-conductive assembly 3 is fixed in an end of protective cover 4 by hold-down screw 101 and O RunddichtringO 102, heat-conductive assembly 3 comprises pressure ring 10, dustproof gasket 11, radiator 12, rear end cap 15, seal washer 16, seal washer 17, heat conductive rod 18, wherein, described rear end cap 15 and seal washer 16 are fixedlyed connected with protective cover 4; One end of described heat conductive rod 18 is positioned in the protective cover 4 and with described LED lamp assembly 6 fixedlys connected, and the other end of heat conductive rod 18 passes rear end cap 15 fixedlys connected with rear end cap 15, and is installed in the radiator 12 and radiator 12 tight fits; Described seal washer 17 is located between heat conductive rod 18 and the rear end cap 15; Described pressure ring 10 is located at the end of radiator 12 with respect to rear end cap 15, and pressure ring 10 is fixedlyed connected with heat conductive rod 18; Described radiator 12 is installed on the heat conductive rod 18 with friction tight form, and is fixed between pressure ring 10 and the rear end cap 15, is coated with heat conduction silicon fat on the contact-making surface of radiator 12 and heat conductive rod 18; Described dustproof gasket 11 is located between pressure ring 10 and the heat conductive rod 18, is used to prevent that dust from entering in the heat conductive rod 18.
Described LED lamp assembly 6 is positioned in the protective cover 4, comprise aluminium base 62 and be installed on several LED infrared lamps 61 on the aluminium base 62, aluminium base 62 is fixed on the heat conductive rod 18 of heat-conductive assembly 3 by pan head screw 7, and, be coated with heat conduction silicon fat on the contact-making surface of aluminium base 62 and heat conductive rod 18.Described control circuit board 20 is installed on the heat conductive rod 18, is used to drive described several LED infrared lamps 61; Described photosensitive components and parts 5 are used to respond to day and night, by the fluid sealant fixing seal on protective cover 4.
Consult Fig. 6, Figure 6 shows that the decomposing schematic representation of drive end bearing bracket assembly among Fig. 3, described drive end bearing bracket assembly 8 is fixed in an end of protective cover 4 by hold-down screw 103 and O RunddichtringO 104, drive end bearing bracket assembly 8 comprises drive end bearing bracket 23, seal washer 22 and transmission element 24, described seal washer 22 is pasted on the end face of drive end bearing bracket 23, described drive end bearing bracket 23 is fixedlyed connected with protective cover 4, the middle part of drive end bearing bracket 23 is provided with perforate 231, described transmission element 24 is installed on the end of drive end bearing bracket 23 and seals this perforate 231, described several LED infrared lamps 61 are provided with respect to described transmission element 24, it is outwards luminous by transmission element 24, described transmission element 24 adopts anti-red sudden and violent glass to make, can effectively filter the red sudden and violent phenomenon of LED infrared lamp 61, make the night vision monitoring effect better.
Water-tight problem about LED infrared lamp of the present invention: described heat-conductive assembly 3 is fixed in an end of protective cover 4 by hold-down screw 101 and O RunddichtringO 102, described drive end bearing bracket assembly 8 is fixed in the other end of protective cover 4 by hold-down screw 103 and O RunddichtringO 104, further, the seal washer 16 of described heat-conductive assembly 3 is installed between rear end cap 15 and the protective cover 4 (consulting Fig. 4), the seal washer 22 of described drive end bearing bracket assembly 8 is installed between drive end bearing bracket 23 and the protective cover 4 (consulting Fig. 6), heat-conductive assembly 3, drive end bearing bracket assembly 8 and protective cover 4 being connected and the O RunddichtringO by hold-down screw, the sealing of seal washer 16 and seal washer 22 forms a sealed chamber, described LED lamp assembly 6 is positioned in the sealed chamber, be connected with power line and the data wire that is used for external control appliance on the described control circuit board 20, control circuit board 20, power line and data wire (not shown) all are placed in the sealing chamber, the corresponding through hole 41 that supplies described power line and data wire to pass that is provided with on the described protective cover 4, described power line and data wire pass the through hole 41 on the protective cover 4, thereby realization is connected with extraneous control appliance, to realize the control of 20 pairs of LED infrared lamps 62 of control circuit board.
Heat dissipation problem about LED infrared lamp of the present invention: in the present embodiment, described LED lamp assembly 6 comprises 36 LED infrared lamps 61, this is according to irradiation distance and caloric value and the fair amount that adopts, according to infrared night vision market mainstream demand, 36 LED infrared lamps 61 can satisfy 100M irradiation demand, and caloric value can be effectively controlled simultaneously.According to the thinking that heat is distributed, 36 LED infrared lamps 61 are fixed on the aluminium base 62, are coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod 18 and aluminium base 62; Also be coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod 18 and radiator 12.The heat that LED infrared lamp 61 produces is transmitted on the aluminium base 62 at first uniformly, by aluminium base 62 heat is conducted on the heat conductive rod 18 again, by radiator 12 heat that LED infrared lamp 61 produces is dispersed in the air then.
Under conditions permit, increase the area of dissipation of the radiator 12 of heat-conductive assembly 3 as much as possible, this is the central idea of this organization plan, take into account the weight issue of total simultaneously, the concentrated reflection of this thought just of the organization plan of the heat conductive rod 18 of heat-conductive assembly 3, the concrete structure with regard to heat-conductive assembly 3 describes in detail below:
Consult Fig. 4, shown in Figure 4 is the decomposing schematic representation of heat-conductive assembly among Fig. 1, described radiator 12 is the heronsbill radiator, be colored type setting, its middle part is provided with the mating holes 121 that wears for described heat conductive rod 18, outwards convexes with several piece fin 122 around this mating holes 121, and described several fin 122 are the divergence form setting, its upper end is provided with three radiating blocks, to increase area of dissipation.The middle part of described rear end cap 15 is provided with perforation 151, correspondence is provided with screw hole on rear end cap 15, seal washer 16 and the protective cover 4, by hold-down screw 101 and O RunddichtringO 102 corresponding rear end cap 15, seal washer 16 and the protective covers 4 of connecting, rear end cap 15 is fixedlyed connected with protective cover 4, and seal washer 16 is sealedly attached between rear end cap 15 and the protective cover 4.Shown in Figure 5 is the schematic diagram of heat conductive rod among Fig. 4; Described heat conductive rod 18 hollow settings, help reducing overall structure weight, its end that is used to install radiator 12 is made as contact site 181, perforation 151 tight fits that described contact site 181 passes rear end cap 15 are arranged in the mating holes 121 of radiator 12, be coated with heat conduction silicon fat on the contact-making surface of the contact site 181 of heat conductive rod 18 and the mating holes 121 of radiator 12, the end that heat conductive rod 18 is used for fixing aluminium base 62 is made as installation portion 182, described substrate 62 is fixedly connected on the end of installation portion 182, the bilateral symmetry of described installation portion 182 is provided with groove 183, and described control circuit board 20 is installed on wherein in the groove 183 accordingly by attachment screw 21 and mounting screw 19; The radial dimension of described installation portion 182 is greater than the radial dimension of described contact site 181, installation portion 182 is formed with boss 184 with the junction of contact site 181, the boss 184 of heat conductive rod 18 is resisted against the end of rear end cap 15, correspondence is provided with screw hole on the boss 184 of rear end cap 15, seal washer 17 and heat conductive rod 18, by hold-down screw 105 and the O RunddichtringO 106 corresponding boss 184 that connect rear end cap 15, seal washer 17 and heat conductive rod 18, heat conductive rod 18 is fixedlyed connected with rear end cap 15, and seal washer 17 is sealedly attached between heat conductive rod 18 and the rear end cap 15.Described pressure ring 10 is located at the end of radiator 12, by the corresponding ends that connect pressure rings 10 and heat conductive rod 18 contact sites 181 of hold-down screw 9, so that radiator 12 is fixed on the heat conductive rod 18, prevents that radiator 12 from deviating from from heat conductive rod 18.
In sum, LED infrared lamp of the present invention designs for solving heat dissipation problem according to the thinking that heat is shed and control heat, by a end heat-conductive assembly is set at protective cover, several LED infrared lamps are installed on the substrate, described substrate is fixedlyed connected with heat-conductive assembly, the heat that several LED infrared lamps produce is transmitted on the substrate, by heat-conductive assembly heat is distributed again, solved the heat dissipation problem of LED infrared lamp, simultaneously, described heat-conductive assembly, drive end bearing bracket assembly seal mutually with protective cover and form a sealed chamber; Described substrate and several LED infrared lamps are positioned in the sealing chamber, have taken into account waterproof problem when solving the heat dissipation problem of LED infrared lamp, and the effect of its water proof and dust proof can reach the rank of IP66.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (8)
1. LED infrared lamp, comprise: body and be located at intrinsic several LED infrared lamps (61), it is characterized in that, described body comprises protective cover (4), be seal-installed on the heat-conductive assembly (3) of protective cover (4) one ends, be seal-installed on the drive end bearing bracket assembly (8) of protective cover (4) other end and be fixed in the control circuit board (20) that being used on the heat-conductive assembly (3) drives described several LED infrared lamps (61), described several LED infrared lamps (61) are installed on the substrate (62), described substrate (62) is fixedlyed connected with heat-conductive assembly (3), the heat that several LED infrared lamps (61) produce is transmitted on the substrate (62), by heat-conductive assembly (3) heat is distributed again;
Described heat-conductive assembly (3), drive end bearing bracket assembly (8) seal mutually with protective cover (4) and form a sealed chamber; Described substrate (62) and several LED infrared lamps (61) are positioned in the sealing chamber; Be connected with power line and the data wire that is used for external control appliance on the described control circuit board (20), control circuit board (20), power line and data wire all are placed in the described sealed chamber, and described protective cover (4) is gone up the corresponding through hole (41) that supplies described power line and data wire to pass that is provided with;
Described heat-conductive assembly (3) comprises radiator (12), rear end cap (15) and heat conductive rod (18); Described rear end cap (15) is fixedlyed connected with protective cover (4); One end of described heat conductive rod (18) is positioned in the protective cover (4) and with described substrate (62) fixedlys connected, and the other end of heat conductive rod (18) passes rear end cap (15) fixedlys connected with rear end cap (15) and be installed in the radiator (12).
2. LED infrared lamp according to claim 1 is characterized in that, described radiator (12) is the heronsbill radiator, and its middle part is provided with mating holes (121), outwards convexes with several piece fin (122) around this mating holes (121);
The middle part of described rear end cap (15) is provided with perforation (151);
Described heat conductive rod (18) is the hollow heat conductive rod, the end that heat conductive rod (18) is used to install radiator (12) is made as contact site (181), the perforation (151) that described contact site (181) passes rear end cap (15) tightly fits in the mating holes (121) of radiator (12), heat conductive rod (18) is used for fixing an end that connects substrate (62) and is made as installation portion (182), described substrate (62) is fixedly connected on the end of installation portion (182), and described control circuit board (20) is installed on the middle part, side of installation portion (182).
3. LED infrared lamp according to claim 1 and 2 is characterized in that, is coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod (18) and substrate (62); Also be coated with heat conduction silicon fat layer on the contact-making surface of described heat conductive rod (18) and radiator (12).
4. LED infrared lamp according to claim 1 and 2 is characterized in that, described heat-conductive assembly (3) also comprises pressure ring (10), dustproof gasket (11) and two seal washers (16,17); Described pressure ring (10) is located at the end of radiator (12) with respect to rear end cap (15), pressure ring (10) is fixedlyed connected with heat conductive rod (18), radiator (12) is fixed between pressure ring (10) and the rear end cap (15), described dustproof gasket (11) is located between pressure ring (10) and the heat conductive rod (18), seal washer (16) in described two seal washers (16,17) is located between rear end cap (15) and the protective cover (4), and another seal washer (17) in described two seal washers (16,17) is located between rear end cap (15) and the heat conductive rod (18).
5. LED infrared lamp according to claim 1 is characterized in that, described drive end bearing bracket assembly (8) comprises seal washer (22), drive end bearing bracket (23) and transmission element (24); Described seal washer (22) is pasted on drive end bearing bracket (23) end face, and described drive end bearing bracket (23) is fixedlyed connected with protective cover (4), and the middle part of drive end bearing bracket (23) is provided with perforate (231); Described transmission element (24) adopts anti-red sudden and violent glass to make, and it is installed on the end of drive end bearing bracket (23) and seals described perforate (231); Described several LED infrared lamps (61) are provided with respect to described transmission element (24).
6. LED infrared lamp according to claim 1 is characterized in that, described drive end bearing bracket assembly (8) and heat-conductive assembly (3) fix by hold-down screw and O RunddichtringO and described protective cover (4); And described drive end bearing bracket assembly (8) is provided with seal washer with the installation place of protective cover (4), and described heat-conductive assembly (3) is provided with seal washer with the installation place of protective cover (4).
7. LED infrared lamp according to claim 1 is characterized in that, described several LED infrared lamps (61) are 36, and described substrate (62) is an aluminium base.
8. LED infrared lamp according to claim 1 is characterized in that, described body also comprises the photosensitive components and parts (5) that are used to respond to day and night, described photosensitive components and parts (5) by the fluid sealant fixing seal on protective cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101073564A CN101592293B (en) | 2009-05-14 | 2009-05-14 | Led infrared lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101073564A CN101592293B (en) | 2009-05-14 | 2009-05-14 | Led infrared lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101592293A CN101592293A (en) | 2009-12-02 |
| CN101592293B true CN101592293B (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101073564A Expired - Fee Related CN101592293B (en) | 2009-05-14 | 2009-05-14 | Led infrared lamp |
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| Country | Link |
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| CN (1) | CN101592293B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761907B (en) * | 2009-12-09 | 2012-01-04 | 海洋王照明科技股份有限公司 | Waterproof ventilation lamp |
| JP5804588B2 (en) * | 2010-10-12 | 2015-11-04 | 東芝ライテック株式会社 | lighting equipment |
| US10859224B2 (en) * | 2014-12-25 | 2020-12-08 | Koito Manufacturing Co., Ltd. | Lighting device |
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2009
- 2009-05-14 CN CN2009101073564A patent/CN101592293B/en not_active Expired - Fee Related
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| CN101592293A (en) | 2009-12-02 |
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Granted publication date: 20111214 Termination date: 20170514 |