CN217030921U - High-power LED linear light source - Google Patents
High-power LED linear light source Download PDFInfo
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- CN217030921U CN217030921U CN202220409702.5U CN202220409702U CN217030921U CN 217030921 U CN217030921 U CN 217030921U CN 202220409702 U CN202220409702 U CN 202220409702U CN 217030921 U CN217030921 U CN 217030921U
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Abstract
The utility model discloses a high-power LED linear light source, which comprises: the solid mirror holder, be equipped with lighting unit in the solid mirror holder, lighting unit includes: the LED light source assembly, the lens and the grating sheet; and, the heat dissipation module includes: the LED lamp comprises a light source radiator assembled with the fixed mirror frame, a heat dissipation square column arranged in the light source radiator and attached to the LED light source component to conduct heat, a plurality of heat dissipation fins arranged on the heat dissipation square column, and a heat dissipation fan arranged in the light source radiator and located above the heat dissipation fins. The heat that the during operation of LED light source subassembly produced transmits to heat radiation fins through the heat dissipation square column, introduces outside air by radiator fan and carries out the convection current impact to heat dissipation square column and heat radiation fins, dispels the heat and cools off LED light source subassembly to make LED light source subassembly can adopt more high-power increase illuminance, improve the definition of picture collection, reduce the phenomenon that LED light source subassembly takes place overheated burnout, prolonged life.
Description
Technical Field
The utility model relates to the technical field of detection and illumination, in particular to a high-power LED linear light source.
Background
The line light source adopts a special cylindrical condensing lens to condense the high-brightness LEDs into an ultrahigh-brightness linear light source, and has good uniformity and consistency.
The existing light sources are used for detecting the illumination line light source, commonly used light sources are common light sources such as fluorescent lamps, halogen lamps and LED lamps with common structures, the existing light sources generally have the defects of insufficient light source brightness, light divergence, unevenness and the like in the process of detecting a detected object, and the existing light sources are easy to cause the defects of poor picture contrast, large later-stage picture processing workload, erroneous judgment, missing judgment and the like in the process of visually acquiring pictures due to insufficient brightness because the detected object and the light sources have a certain distance; because most of linear light sources in the prior art adopt natural heat dissipation, if the brightness is improved by increasing the power, a large amount of heat generated by the light sources cannot be effectively discharged, the light sources are easily burnt out due to overheating, and the service life is short.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides the high-power LED linear light source which has the advantages of high brightness, improved heat dissipation effect and long service life.
The technical scheme of the utility model is as follows:
a high-power LED linear light source comprises:
the fixed mirror holder, be equipped with lighting unit in the fixed mirror holder, lighting unit includes: the LED light source assembly is arranged in the fixed mirror frame, the lens is arranged corresponding to the LED light source assembly, and the grating sheet is arranged at the light outlet of the fixed mirror frame; and the number of the first and second groups,
the setting is in gu the mirror holder is located and is close to the heat dissipation module of LED light source subassembly one side, heat dissipation module includes: the LED lamp comprises a light source radiator assembled with the lens fixing frame, a heat dissipation square column arranged in the light source radiator and attached to the LED light source assembly to conduct heat, a plurality of heat dissipation fins arranged on the heat dissipation square column, and a heat dissipation fan arranged in the light source radiator and located above the heat dissipation fins.
When the technical scheme is realized, the linear light source is arranged at the corresponding position of the detection equipment according to the set working distance and the set irradiation angle, the LED light source component shapes the light through the lens after emitting light, focuses the light into a specific light band, and projects the light to the working surface for illumination after being processed by the grating sheet, the heat generated by the LED light source component during working is transferred to the radiating fins through the radiating square column, external air is introduced by the radiating fan to carry out convection impact on the radiating square column and the radiating fins, so that the heat exchange is realized, the LED light source component is continuously and stably cooled, the stable and reliable work of the LED light source component is ensured, the LED light source component can adopt higher power to increase the illumination, the definition of picture acquisition is improved, the work of picture processing of a subsequent visual system is simplified, and the phenomenon of overheating and burning-out of the LED light source component is reduced, the service life is prolonged.
The utility model is further provided that the light source radiator, the heat dissipation square column and the heat dissipation fins are integrally formed, and clamping notches for assembling with the lens fixing frame are arranged on two sides of the heat dissipation square column.
By the technical scheme, the linear light source is convenient to mount.
The utility model is further provided that the top of the light source radiator is provided with a fan protection board, and the fan protection board is provided with a plurality of ventilation notches.
According to the technical scheme, the cooling fan is protected through the fan protection plate, and the use safety of the linear light source is improved.
The LED light source assembly is further arranged in a manner that the upper surface of the LED light source assembly is abutted against the lower surface of the radiating square column, the LED light source assembly comprises a plurality of patch type LED lamp beads, and the illumination intensity of the LED lamp beads is 60-200 ten thousand Lux.
By means of the technical scheme, the LED light source assembly can have enough illumination.
The utility model is further arranged in that assembly plates are arranged on two sides of the lens fixing frame, positioning grooves are formed in the assembly plates, and the lens and the grating sheet are clamped in the positioning grooves.
By the technical scheme, the installation stability of the lens and the grating sheet is improved.
The distance between the lowest point of the bottom of the lens and the highest point of the LED light source component is further set to be 30-60 mm.
The utility model is further provided that the light source radiator is also provided with a power supply lead-in interface used for being connected with an external driving power supply.
By the technical scheme, the cooling fan and the LED light source component are conveniently driven and powered.
In conclusion, the beneficial effects of the utility model are as follows:
the embodiment of the utility model provides a high-power LED linear light source, which comprises: the fixed mirror holder, be equipped with lighting unit in the fixed mirror holder, lighting unit includes: the LED light source assembly is arranged in the fixed mirror bracket, the lens is arranged corresponding to the LED light source assembly, and the grating sheet is arranged at the light outlet of the fixed mirror bracket; and the fixed mirror bracket is arranged close to the heat dissipation module on one side of the LED light source component, and the heat dissipation module comprises: the LED lamp comprises a light source radiator assembled with the fixed mirror frame, a heat dissipation square column arranged in the light source radiator and attached to the LED light source component to conduct heat, a plurality of heat dissipation fins arranged on the heat dissipation square column, and a heat dissipation fan arranged in the light source radiator and located above the heat dissipation fins. When in use, the linear light source is arranged at the corresponding position of the detection equipment according to the set working distance and the set irradiation angle, the LED light source component shapes the light through the lens after emitting light, focuses the light into a specific light band, projects the light to a working surface for illumination after being processed by the grating sheet, the heat generated by the LED light source component during working is transferred to the radiating fins through the radiating square column, external air is introduced by the radiating fan to carry out convection impact on the radiating square column and the radiating fins, so that the heat exchange is realized, the LED light source component is continuously and stably cooled, the stable and reliable working of the LED light source component is ensured, therefore, the LED light source assembly can adopt higher power to increase the illumination, the image acquisition definition is improved, the work of image processing of a follow-up vision system is simplified, the phenomenon that the LED light source assembly is burnt out due to overheating is reduced, and the service life is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model in any way:
fig. 1 is a front view of a high-power LED linear light source according to the present invention.
Fig. 2 is a sectional view taken along a-a in fig. 1.
In the figure: 1. a light source heat sink; 2. assembling a plate; 3. fixing the spectacle frame; 4. a power supply lead-in interface; 5. a heat radiation fan; 6. an LED light source assembly; 7. a lens; 8. a fan guard plate; 9. a grating sheet; 10. a card slot; 11. heat dissipation fins; 12. a heat dissipation square column; 13. and (6) positioning a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a high power LED linear light source includes: solid mirror holder 3 is equipped with the lighting unit in the solid mirror holder 3, and the lighting unit includes: the LED lamp comprises an LED light source component 6 arranged in a fixed lens frame 3, a lens 7 arranged corresponding to the LED light source component 6, and a grating sheet 9 arranged at a light outlet of the fixed lens frame 3; and the heat dissipation module is arranged on the side, close to the LED light source assembly 6, of the fixed mirror frame 3.
Specifically, solid mirror holder 3 includes the fixed plate of two relative settings, and the both sides of solid mirror holder 3 are equipped with assembly plate 2, and assembly plate 2 connects two fixed plates and forms a body structure, and is equipped with constant head tank 13 on assembly plate 2, and lens 7 and grating piece 9 card are located in constant head tank 13 to improve the stability of lens 7 and grating piece 9 installation.
The LED light source component 6 comprises a plurality of patch type LED lamp beads, the patch type LED lamp beads can be arranged according to a specific rule as required, the luminous illumination of the LED lamp beads is 60-200 thousands of Lux, so that the LED light source component 6 can have enough illumination, the whole lens 7 is transparent and cylindrical, and the distance range between the lowest point at the bottom of the lens 7 and the luminous highest point of the LED light source component 6 is 30-60 mm.
The heat dissipation module includes: a light source radiator 1 assembled with the lens fixing frame 3, a heat dissipation square column 12 arranged in the light source radiator 1 and jointed with the LED light source component 6 to conduct heat, a plurality of heat dissipation fins 11 arranged on the heat dissipation square column 12, and a heat dissipation fan 5 arranged in the light source radiator 1 and positioned above the heat dissipation fins 11, a clamping groove 10 matched with the radiating fan 5 is arranged in the light source radiator 1, the radiating square column 12 and the radiating fins 11 are integrally formed, clamping notches used for being assembled with the fixed mirror frame 3 are arranged on two sides of the radiating square column 12, the upper surface of the LED light source component 6 is abutted against the lower surface of the radiating square column 12, so that the linear light source can be conveniently installed, the fixed mirror bracket 3 is fixedly clamped with the clamping groove opening, a plurality of through holes are formed in the fixed mirror bracket 3, and the fixed mirror bracket 3 is fixedly locked at two sides of the light source radiator 1 through screws penetrating through the through holes.
Be equipped with fan protection board 8 at light source radiator 1's top, be equipped with a plurality of ventilation notches on fan protection board 8, in practical application, can arrange a plurality of groups radiator fan 5 according to linear light source's length interval, ventilation notch and radiator fan 5 one-to-one, protect radiator fan 5 through fan protection board 8, improve the security that linear light source used, assembly plate 2 extends to light source radiator 1's both sides, and assembly plate 2's both sides are equipped with a plurality of through-holes equally, through wearing to establish the screw in the through-hole with assembly plate 2 lock solid at light source radiator 1 and the both ends of solid mirror holder 3.
Furthermore, a power supply introducing interface 4 for connecting with an external driving power supply is further arranged on the light source radiator 1, and the LED light source assembly 6 and the heat dissipation fan 5 are respectively connected with pins corresponding to the power supply introducing interface 4 by wires so as to drive and supply power to the heat dissipation fan 5 and the LED light source assembly 6.
When in use, the linear light source is arranged at a corresponding position of the detection equipment according to the set working distance and the set irradiation angle, the LED light source component 6 shapes light through the lens 7 after emitting light, focuses the light into a specific light band, and projects the light to a working surface for illumination after being processed by the grating sheet 9, heat generated by the LED light source component 6 during working is transferred to the radiating fins 11 through the radiating square column 12, external air is introduced by the radiating fan 5 to carry out convection impact on the radiating square column 12 and the radiating fins 11, so that heat exchange is realized, the LED light source component 6 is continuously and stably cooled, and the stable and reliable work of the LED light source component 6 is ensured, thereby the LED light source component 6 can adopt higher power to increase the illumination, the image acquisition definition is improved, the work of image processing of a subsequent visual system is simplified, and the phenomenon that the LED light source component 6 is burnt out due to overheating is reduced, the service life is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A high-power LED linear light source is characterized by comprising:
a lens holder, a lighting unit is arranged in the lens holder, the lighting unit comprises: the LED light source assembly is arranged in the fixed mirror frame, the lens is arranged corresponding to the LED light source assembly, and the grating sheet is arranged at the light outlet of the fixed mirror frame; and (c) a second step of,
the setting is in gu the mirror holder is located and is close to the heat dissipation module of LED light source subassembly one side, heat dissipation module includes: the LED lamp comprises a light source radiator assembled with the lens fixing frame, a heat dissipation square column arranged in the light source radiator and attached to the LED light source assembly to conduct heat, a plurality of heat dissipation fins arranged on the heat dissipation square column, and a heat dissipation fan arranged in the light source radiator and located above the heat dissipation fins.
2. The linear high-power LED light source as claimed in claim 1, wherein the light source heat sink, the heat-dissipating square column and the heat-dissipating fins are integrally formed, and clamping notches for assembling with the lens-fixing frame are formed on two sides of the heat-dissipating square column.
3. The high-power LED linear light source as claimed in claim 1 or 2, wherein a fan protection plate is arranged on the top of the light source heat sink, and a plurality of ventilation slots are arranged on the fan protection plate.
4. The high-power LED linear light source according to claim 3, wherein the upper surface of the LED light source assembly abuts against the lower surface of the heat dissipation square column, the LED light source assembly comprises a plurality of patch-type LED lamp beads, and the illumination intensity of the LED lamp beads is 60-200 ten thousand Lux.
5. The linear high-power LED light source as claimed in claim 1, wherein the frame has assembling plates on both sides, the assembling plates have positioning slots, and the lens and the grating plate are engaged in the positioning slots.
6. The high-power LED linear light source according to claim 5, wherein the distance between the lowest point of the bottom of the lens and the highest point of the LED light source component is 30-60 mm.
7. The linear high-power LED light source as claimed in claim 5 or 6, wherein the light source heat sink is further provided with a power inlet for connecting with an external driving power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409702.5U CN217030921U (en) | 2022-02-28 | 2022-02-28 | High-power LED linear light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409702.5U CN217030921U (en) | 2022-02-28 | 2022-02-28 | High-power LED linear light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217030921U true CN217030921U (en) | 2022-07-22 |
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ID=82451427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220409702.5U Active CN217030921U (en) | 2022-02-28 | 2022-02-28 | High-power LED linear light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217030921U (en) |
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2022
- 2022-02-28 CN CN202220409702.5U patent/CN217030921U/en active Active
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