CN104864345A - LED searchlight and shell thereof - Google Patents
LED searchlight and shell thereof Download PDFInfo
- Publication number
- CN104864345A CN104864345A CN201510315490.9A CN201510315490A CN104864345A CN 104864345 A CN104864345 A CN 104864345A CN 201510315490 A CN201510315490 A CN 201510315490A CN 104864345 A CN104864345 A CN 104864345A
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- CN
- China
- Prior art keywords
- led
- light source
- source module
- open sides
- led light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/10—Protection of lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/49—Attachment of the cooling means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/20—Use or application of lighting devices on or in particular types of vehicles for water vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The application discloses an LED (light-emitting diode) searchlight and a shell thereof. The LED searchlight comprises a shell, and the shell comprises a frame, an accommodating space, a rear cover, and at least one LED light source module; at least two front and rear open sides are enclosed in the accommodating space, the rear cover is integrated with the rear open side of the frame, and the at least one LED light source module is arranged in the accommodating space and configured to emit lights from the front open side; at least one first ventilating portion is arranged on the rear cover and communicated with each LED light source module in airflow to form a heat dissipation channel which is communicated with the front open side, LED light source modules, the first ventilating portion and the outside of the shell; the LED searchlight has an independent light source module, and each light source module can realize independent heat dissipation based on design of front and rear transparency, thereby improving heat dissipation efficiency and effectively reducing wind resistance.
Description
Technical field
Present patent application relates to technical field of LED illumination, particularly relates to a kind of LED searchlight and shell thereof.
Background technology
In prior art, what marine searchlight (or Projecting Lamp) great majority in the market used is conventional light source, be unfavorable for energy-conserving and environment-protective, and the life-span is also relatively short, and, in order to accomplish waterproof, its holder structure is mostly enclosed large cavity, and in large cavity, the row of setting establishes many light sources, therefore, when quantity of light source is large, adopts the mode of existing concentrated heat radiation to be unfavorable for distributing of heat, accelerate the loss of light source life.
Meanwhile, owing to adopting the closed large cavity of one, the place that this kind of stormy waves is larger aboard ship, therefore the large whole lamp wind area of cavity is also large, therefore can subject larger windage, easily causes searchlight to rotate inconvenient or impaired.
Summary of the invention
The shortcoming of prior art in view of the above, the object of present patent application is to provide a kind of LED searchlight and shell thereof, solves searchlight Problems existing in prior art.
For realizing above-mentioned target and other related objectives, present patent application provides a kind of LED searchlight and shell thereof, comprising: housing, and it comprises: framework, surrounds the spatial accommodation at least with former and later two open sides; And the bonnet of rear open sides in conjunction with described framework; At least one LED light source module, is filled in described spatial accommodation, and is set to from described front open sides bright dipping; Described bonnet, is also provided with airflow connection at least one first ventilation unit of at least one LED light source module, to form the heat dissipation channel being communicated with described front open sides, at least one LED light source module, the first ventilation unit and hull outside.
Optionally, described LED light source module comprises: radiating shell, comprising: the LED accommodation space at least with an open sides; LED chip, fits in described radiating shell inwall and is located in described LED accommodation space, towards the open sides bright dipping of described radiating shell; Lens, are fixed at the open sides of described radiating shell.
Optionally, described LED light source module also comprises: clog the waterproof case in the gap of described lens and radiating shell.
Optionally, described LED light source module comprises: cover piece, its from the described open sides of LED accommodation space be incorporated into described radiating shell and lens described in partial occlusion to be fixed.
Optionally, described cover piece is combined by the screw thread cooperatively interacted with between radiating shell.
Optionally, described lens are collimation lens.
Optionally, described LED light source module also comprises: being located in described radiating shell and having the reflector of both ends open, wherein one end open covers at described LED chip side, and other end opening connects with described lens.
Optionally, described radiating shell is provided with the air-vent of the accommodating cavity being communicated with described LED chip place.
Optionally, the described shell material of LED searchlight comprises: copper or aluminium.
Optionally, described LED searchlight comprises: installing plate, is arranged in described spatial accommodation and is fixedly connected with framework, for installing LED light source module.
Optionally, described installing plate is provided with the second ventilation unit being communicated with open sides before this first ventilation unit and described spatial accommodation.
Optionally, described first ventilation unit has multiple, and one by one at least part of setting being arranged in each LED light source module.。
Optionally, described first ventilation unit is hole or hollow out.
Optionally, described framework is polygon, is preferably quadrangle or hexagon.
Optionally, the described housing of LED searchlight is stainless steel.
For realizing above-mentioned target and other related objectives, present patent application provides a kind of searchlight shell, comprising: housing and pedestal, and described housing is fixed on described pedestal, and described housing comprises: framework, surrounds the spatial accommodation at least with former and later two open sides; Installing plate, is arranged in described spatial accommodation and is fixedly connected with framework, for installation LED light source module; And the bonnet of rear open sides in conjunction with described framework; Be arranged at the ventilation unit on described installing plate and described bonnet, to form the heat dissipation channel of through described front open sides, ventilation unit and hull outside.
As mentioned above, present patent application provides a kind of LED searchlight and shell thereof, comprising: housing, and it comprises: framework, surrounds the spatial accommodation at least with former and later two open sides; And the bonnet of rear open sides in conjunction with described framework; At least one LED light source module, is filled in described spatial accommodation, and is set to from described front open sides bright dipping; Described bonnet, is also provided with airflow connection at least one first ventilation unit of at least one LED light source module, to form the heat dissipation channel being communicated with described front open sides, at least one LED light source module, the first ventilation unit and hull outside; The LED searchlight of the application has multiple arbitrary source module, and realizes the independence heat radiation of each light source module to improve radiating efficiency by the design that front and back are penetrating, and effectively reduces windage.
Accompanying drawing explanation
Fig. 1 a and Fig. 1 b is shown as the structural representation at LED searchlight front and the back side in present patent application one embodiment respectively.
Fig. 2 is shown as the cross-sectional view in an embodiment of present patent application after the decomposition of LED light source module.
Fig. 3 is shown as the cross-sectional view in the another embodiment of present patent application after the decomposition of LED light source module.
Fig. 4 is shown as the structural representation of the LED searchlight side section comprising LED light source module in Fig. 3.
Fig. 5 is shown as the structural representation of LED searchlight installing plate in Fig. 4 embodiment.
Element numbers explanation
1,2 LED searchlight
11,21 frameworks
12,22 LED light source modules
121,221 radiating shells
1211,2211 annular boss
122,222 LED chip
2211 first fixing holes
123,223 lens
124,224 lids
225 waterproof cases
226 reflectors
2261 second fixing holes
13 bonnets
131 first ventilation units
24 installing plates
241 the 3rd fixing holes
242 second ventilation units
14 bases
Detailed description of the invention
The embodiment of present patent application is described below by way of specific instantiation, and those skilled in the art the content disclosed by this description can understand other advantages and effect of present patent application easily.Present patent application can also be implemented by detailed description of the invention different in addition or be applied, and the every details in this description also based on different viewpoints and application, can carry out various modification or change under the spirit not deviating from present patent application.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Below in conjunction with specific embodiment, present patent application is described in detail.The searchlight of the application's indication not only comprises that usually said collimation is good, the searchlight of beam divergence angle little (with reference to professional standard), also comprises the larger searchlight of beam divergence angle (being also Projecting Lamp in the industry).Following examples will contribute to those skilled in the art and understand present patent application further, but not limit present patent application in any form.It should be pointed out that to those skilled in the art, under the prerequisite not departing from present patent application design, some distortion and improvement can also be made.These all belong to the protection domain of present patent application.
As shown in Fig. 1 a and 1b, present patent application provides a kind of LED searchlight and shell 1 thereof, comprising: housing and at least one LED light source module 12, and wherein, described housing comprises framework 11 and bonnet 13.
In one embodiment, described LED searchlight 1 also comprises a base 14, is fixed on position to be fixed bottom it, and it extends two support arms for being combined rotatably with described framework 11.
Described framework 11, surrounds the spatial accommodation at least with former and later two open sides; In one embodiment, described framework 11 is polygon, preferably includes: quadrangle or hexagon, adopts hexagonal structure effectively can save space, and can reduce windage; The material of described framework 11 can be stainless steel, is applied to sea-going ship and prevents seawater salt air corrosion only, and its size increases according to the change of LED light source module 12 quantity of required setting or reduces.
Described LED light source module 12 can be one or more, is filled in described spatial accommodation, and is set to from described front open sides bright dipping.As shown in Figure 1a, each LED light source module 12 can be multiple, is located in the spatial accommodation of described framework 11 side by side; Certainly in other embodiments, other row also can be had to establish structure, not as limit.
In one embodiment, described LED light source module 12 comprises: radiating shell 121, LED chip 122 and lens 123.
As shown in Figure 2, described radiating shell 121, can comprise: the LED accommodation space at least with an open sides (such as in diagram, upside is open), in one embodiment, described radiating shell 121 can be cylindrical, and described LED accommodation space may correspond to as cylindrical, certainly not as limit; Described radiating shell 121 can be the material that thermal conductivity factor is more than or equal to 100W/ (mK), the such as metal such as copper, aluminium or other heat-conductings.It should be noted that, the LED light source module 121 in Fig. 2 embodiment by the non-screw lock fixed form such as bonding, snap-in structure and be fixed on bonnet 13 or framework 11, therefore LED light source module 12 can not be arranged fixing hole, and eliminates screw lock and fix.
Described LED chip 122, fits in described radiating shell 121 inwall (being preferably the opposing bottom wall of the open sides of radiating shell 121) and is located in described LED accommodation space, towards the open sides bright dipping of described radiating shell 121; Corresponding, described lens 123, are fixed at the open sides of described radiating shell 121, the light that described in alignment processing, LED chip 122 sends, and described lens 123 are closed described LED accommodation space from described open sides and form the accommodating cavity of LED chip 122; Preferably, described lens 123 are collimation lens.
Described LED light source module 12 also can comprise: cover piece 124, and it is incorporated into described radiating shell 121 and lens 123 described in partial occlusion from described open sides; Concrete, described radiating shell 121 can extend an annular boss 1211 at described open sides to radial direction, described lens can be set up on described annular boss 1211, described cover piece 124 then can be covered on to form fit outside described annular boss 1211, and can this lens 123 corresponding and clamping with the thickness of described lens 123 flat with the spacing of radiating shell 121.
In one embodiment, described cover piece 124 is combined by the screw thread cooperatively interacted with between radiating shell 121, such as cover piece 124 and radiating shell 121 opposed attachment surfaces are respectively equipped with the screw thread cooperatively interacted, thus make both be combined with each other by which and obtains to fix, such as screw lock can be saved and the extra members needed for fixed form such as to fix; Described in brought forward, described radiating shell 121 can be cylindrical, then described lens 123 may correspond to as cylindrical, and described lid 124 can be corresponding annular.
In one embodiment, in order to reach the waterproof of each LED light source module, described LED light source module also can comprise: clog the waterproof case in the gap of described lens 123 and radiating shell 121, described waterproof case can be such as waterproof washer or marine glue etc., although do not show in the embodiment of fig. 2, can realize completely to those skilled in the art; In like manner can consult Fig. 3, be provided with the waterproof case 225 of the annular be positioned between annular boss 2211 and lens 223 in Fig. 3, it can be the packing ring etc. of silica gel material.
In order to adjust light effect, also can be as shown in Figure 3, except radiating shell 221, LED chip 222, lens 223, outside lid 224 and waterproof case 225, described LED light source module 22 also comprises: to be located in described radiating shell 221 and to have the reflector 226 of both ends open, wherein one end smaller opening covers at described LED chip 222 side, the other end comparatively big uncork connects with described lens 223, described one end open can be mated with LED chip 222 size, its other end opening part can edge evagination and be set up in aforementioned radiating shell 221 annular boss 2211 on and and described lens 223 coordinates lid 224 to obtain in the lump to locate, if described lens are collimation lens, the collimate light system then formed with reflector, light LED chip sent carries out collimating and converging, to obtain preferably light beam and range, it should be noted that, in the present embodiment, described radiating shell 221 is provided with the first fixing hole 2212, for engaging with fixture and being fixed on the bonnet 23 of LED searchlight housing, wherein, described fixture is such as rivet, screw etc., and described reflector 226 bottom surface also can be provided with the second fixing fixing hole 2261, can obtain fixing in the lump with the first fixing hole 2212 contraposition of described radiating shell, Fig. 4 can be consulted in the lump, show the side cross-sectional view of the LED searchlight adopting LED light source module 22 in Fig. 3 embodiment.
In the above-described embodiments, the described bonnet of LED searchlight housing, in conjunction with the rear open sides of described framework, be provided with airflow connection at least one first ventilation unit of each LED light source module, to form the heat dissipation channel being communicated with open sides, each LED light source module, the first ventilation unit and hull outside before described framework; Concrete, described first ventilation unit can be hole or hollow out etc.; For example, as shown in Figure 1 b, described first ventilation unit 131 has multiple, and one by one at least part of setting being arranged in described each LED light source module 12, namely wherein part or all of LED light source module 12 is equipped with the first ventilation unit 131 (correspondence position can be LED light source module 12 dead astern or near) at the correspondence position of bonnet, thus form at least one heat dissipation channel of each corresponding LED light source module 12, certainly, due to the activity of air-flow, LED light source module 12 also can share heat dissipation channel each other naturally; Further, this structure can make air-flow pass in LED searchlight 1, but not lamp holder as whole in prior art is integrated and air draught can only act on whole lamp holder, so compared to prior art, the LED searchlight of present patent application greatly reduces windage.
Preferably, as shown in Figure 5, the fixed form of LED light source module 22 can be fixed by adding installing plate 24, what show in figure is the state exposing installing plate 24 when not installing bonnet, visible in the drawings, be fixedly connected with framework 21 in the described spatial accommodation that described installing plate 24 is arranged at framework 21 (such as concavo-convex engage or other fixed forms, do not repeated), and for fixedly mounting LED light source module 22.
Described installing plate 24 is provided with the 3rd fixing hole 241, to being positioned on each described radiating shell 221 second fixing hole 2261 on first fixing hole 2212 and reflector 226, fixes in the lump for cooperation spiral lock; Described installing plate 24 also can be provided with the second ventilation unit 242 of ventilation, it is such as bar shaped hollow out, the heat dissipation channel that the first ventilation unit on the front open sides of the spatial accommodation of described second ventilation unit 242 and framework 21 and backboard is penetrating before and after matching and being formed, the gap location at least partly between described 3rd fixing hole 241 can be located in the position of described second ventilation unit 242, as shown in Figure 5, if be one group with the 3rd fixing hole 241 of each close together on vertical direction in scheming, then described second ventilation unit 242 can between each group of the 3rd fixing hole 241.
In foregoing embodiments, preferably, described in each, the area sum of the first ventilation unit can account for 20% ~ 40% of bonnet; In order to generally prevent seawater salt air corrosion with aforementioned, described bonnet also can be preferably stainless steel, and namely whole housing is stainless steel.
It should be noted that, in one embodiment, radiating shell also can be provided with the air-vent of the accommodating cavity being communicated with described LED chip place, such as, accommodating cavity arranges a Non-return air valve as air-vent, in untapped situation, this air-vent can be clogging, and if due to the accommodation space of LED light source module and the outside temperature difference form fog when, undertaken taking a breath to eliminate fog by this air-vent.
As mentioned above, present patent application provides a kind of LED searchlight and shell thereof, comprising: housing, and it comprises: framework, surrounds the spatial accommodation at least with former and later two open sides; And the bonnet of rear open sides in conjunction with described framework; At least one LED light source module, arrangement is filled in described spatial accommodation, and is set to from described front open sides bright dipping; Described bonnet, is also provided with airflow connection at least one first ventilation unit of at least one LED light source module described, to form the heat dissipation channel being communicated with described front open sides, at least one LED light source module described, the first ventilation unit and hull outside; The LED searchlight of the application has multiple arbitrary source module, and realizes the independence heat radiation of each light source module by the design that front and back are penetrating, and effectively reduces windage.
Above-described embodiment is the principle of illustrative present patent application and effect thereof only, but not for limiting present patent application.Any person skilled in the art scholar all under the spirit and category of present patent application, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that present patent application discloses, must be contained by the claim of present patent application.
Claims (16)
1. a LED searchlight, is characterized in that, comprising:
Housing, it comprises: framework, surrounds the spatial accommodation at least with former and later two open sides; And the bonnet of rear open sides in conjunction with described framework;
At least one LED light source module, is filled in described spatial accommodation, and is set to from described front open sides bright dipping;
Described bonnet, is also provided with airflow connection at least one first ventilation unit of at least one LED light source module, to form the heat dissipation channel being communicated with described front open sides, at least one LED light source module, the first ventilation unit and hull outside.
2. LED searchlight according to claim 1, is characterized in that, described LED light source module comprises:
Radiating shell, comprising: the LED accommodation space at least with an open sides;
LED chip, fits in described radiating shell inwall and is located in described LED accommodation space, towards the open sides bright dipping of described radiating shell;
Lens, are fixed at the open sides of described radiating shell.
3. LED searchlight according to claim 2, is characterized in that, described LED light source module also comprises: clog the waterproof case in the gap of described lens and radiating shell.
4. LED searchlight according to claim 2, is characterized in that, described LED light source module comprises: cover piece, its from the described open sides of LED accommodation space be incorporated into described radiating shell and lens described in partial occlusion to be fixed.
5. LED searchlight according to claim 4, is characterized in that, described cover piece is combined by the screw thread cooperatively interacted with between radiating shell.
6. LED searchlight according to claim 2, is characterized in that, described lens are collimation lens.
7. LED searchlight according to claim 2, it is characterized in that, described LED light source module also comprises: being located in described radiating shell and having the reflector of both ends open, wherein one end open covers at described LED chip side, and other end opening connects with described lens.
8. LED searchlight according to claim 2, is characterized in that, described radiating shell is provided with the air-vent of the accommodating cavity being communicated with described LED chip place.
9. LED searchlight according to claim 1, is characterized in that, described shell material thermal conductivity is at least 100W/ (mK).
10. LED searchlight according to claim 1, is characterized in that, comprising: installing plate, is arranged in described spatial accommodation and is fixedly connected with framework, for installing LED light source module.
11. LED searchlight according to claim 10, is characterized in that, described installing plate is provided with the second ventilation unit being communicated with open sides before this first ventilation unit and described spatial accommodation.
12. LED searchlight according to claim 1, is characterized in that, described first ventilation unit has multiple, and one by one at least part of setting being arranged in each LED light source module.
13. LED searchlight according to any one of claim 1 to 12, it is characterized in that, described first ventilation unit is hole or hollow out.
14. LED searchlight according to claim 1, is characterized in that, described framework is hexagon.
15. LED searchlight according to claim 1, is characterized in that, described housing is stainless steel.
16. 1 kinds of searchlight shells, is characterized in that, comprising: housing and pedestal, and described housing is fixed on described pedestal; Described housing comprises:
Framework, surrounds the spatial accommodation at least with former and later two open sides;
Installing plate, is arranged in described spatial accommodation and is fixedly connected with framework, for installation LED light source module;
And the bonnet of rear open sides in conjunction with described framework;
Be arranged at the ventilation unit on described installing plate and described bonnet, to form the heat dissipation channel of through described front open sides, ventilation unit and hull outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315490.9A CN104864345A (en) | 2015-06-10 | 2015-06-10 | LED searchlight and shell thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510315490.9A CN104864345A (en) | 2015-06-10 | 2015-06-10 | LED searchlight and shell thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104864345A true CN104864345A (en) | 2015-08-26 |
Family
ID=53910367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510315490.9A Pending CN104864345A (en) | 2015-06-10 | 2015-06-10 | LED searchlight and shell thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN104864345A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017148423A1 (en) * | 2016-03-02 | 2017-09-08 | 上海三思电子工程有限公司 | Led searchlight and led searchlight control system |
| CN107152634A (en) * | 2016-03-02 | 2017-09-12 | 上海三思电子工程有限公司 | Led searchlight and led searchlight control system |
| CN109764283A (en) * | 2019-03-28 | 2019-05-17 | 深圳市金石铭光电有限公司 | A kind of LED of achievable low-angle light distribution sweeps extra large lamp |
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| CN201764352U (en) * | 2010-07-14 | 2011-03-16 | 东莞勤上光电股份有限公司 | LED projector lamp |
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| CN109764283A (en) * | 2019-03-28 | 2019-05-17 | 深圳市金石铭光电有限公司 | A kind of LED of achievable low-angle light distribution sweeps extra large lamp |
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Application publication date: 20150826 |