CN107101121B - LED device - Google Patents

LED device Download PDF

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Publication number
CN107101121B
CN107101121B CN201710450367.7A CN201710450367A CN107101121B CN 107101121 B CN107101121 B CN 107101121B CN 201710450367 A CN201710450367 A CN 201710450367A CN 107101121 B CN107101121 B CN 107101121B
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light source
led
led device
heat sink
led light
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CN107101121A (en
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付万琴
单龙
王际辉
胡学功
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Institute of Engineering Thermophysics of CAS
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Institute of Engineering Thermophysics of CAS
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00Lighting devices intended to be free-standing
    • F21S6/004Lighting devices intended to be free-standing with a lamp housing in direct contact with the floor or ground
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/51Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89Metals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

本发明提供了一种LED装置,包括:LED光源、多个散热片和固定架,其中,所述固定架用于固定所述散热片,且各散热片之间间隔排列,所述散热片材质为金属;所述LED光源设置在散热片上且朝向固定架中心的一侧。本发明提供的LED装置,散热效果好,能调光质、光强和光照周期,提高了光能利用率,可以为需要光照的生物培养提供较佳的光照环境,同时也能缩短生物的培养周期。

The invention provides an LED device, which includes: an LED light source, a plurality of heat sinks and a fixing frame, wherein the fixing frame is used to fix the heat sink, and the heat sinks are arranged at intervals, and the heat sink material is It is made of metal; the LED light source is arranged on the heat sink and faces toward the center of the fixing frame. The LED device provided by the invention has good heat dissipation effect, can adjust the light quality, light intensity and light cycle, improves the utilization rate of light energy, can provide a better lighting environment for the cultivation of organisms that require light, and can also shorten the cultivation of organisms. cycle.

Description

LED装置LED device

技术领域Technical field

本发明涉及LED领域,尤其涉及一种LED装置。The present invention relates to the field of LED, and in particular, to an LED device.

背景技术Background technique

近几年来,生物培养领域中例如微藻培养在食品加工业、水产养殖业、医药与美容业、生物能源和水环境修复等领域受到广泛关注,微藻相关产品开发成为新兴技术产业,因此用于生物培养容器的LED(发光二极管)装置也至关重要。微藻高密度培养是提高微藻生物质产量和活性代谢产物,发展生物质能源的关键环节。In recent years, in the field of biological culture, microalgae culture has received widespread attention in the food processing industry, aquaculture industry, medicine and beauty industry, bioenergy, water environment restoration and other fields. The development of microalgae-related products has become an emerging technology industry, so it is used LED (light emitting diode) devices for biological culture vessels are also crucial. High-density cultivation of microalgae is a key link to increase microalgae biomass production and active metabolites and develop biomass energy.

光照是影响微藻光合作用和生长最重要的环境因子,包括光强、光质和光周期都会影响微藻的光合效率。在耐受范围的光强下,微藻光合作用会随着光强的增加逐渐加强。Light is the most important environmental factor that affects the photosynthesis and growth of microalgae, including light intensity, light quality and photoperiod, which all affect the photosynthetic efficiency of microalgae. Under the light intensity within the tolerance range, microalgae photosynthesis will gradually strengthen as the light intensity increases.

LED灯具电光转换效率高,和荧光灯不同,LED发热少,可实现低热负荷补光;LED光源还可以根据微藻的种类及生长周期调节光强、光质和光周期,从而达到最好的培育效果,缩短培育周期。LED lamps have high electro-optical conversion efficiency. Unlike fluorescent lamps, LEDs generate less heat and can achieve low heat load supplementary lighting. LED light sources can also adjust light intensity, light quality and photoperiod according to the type and growth cycle of microalgae, thereby achieving the best cultivation effect. , shorten the cultivation cycle.

但现有LED微藻培养灯主要采用塑料作为灯架,将LED光源粘贴在塑料灯架上,由于塑料导热系数低,因此散热效果差,培养灯功率只有十瓦左右。当藻浓度和培养容器尺寸较大时,小功率培养灯产生的光照已不足以使微藻培养处于最佳状态。However, existing LED microalgae culture lamps mainly use plastic as the lamp holder, and the LED light source is pasted on the plastic lamp holder. Due to the low thermal conductivity of plastic, the heat dissipation effect is poor, and the power of the culture lamp is only about ten watts. When the algae concentration and culture container size are large, the light generated by the low-power culture lamp is no longer enough to keep the microalgae culture in optimal condition.

发明内容Contents of the invention

(一)要解决的技术问题(1) Technical problems to be solved

本发明的目的在于提供一种LED装置,以解决上述的至少一项技术问题。The object of the present invention is to provide an LED device to solve at least one of the above technical problems.

(二)技术方案(2) Technical solutions

本发明提供了一种LED装置,包括:LED光源、多个散热片和固定架,其中,The invention provides an LED device, which includes: an LED light source, a plurality of heat sinks and a fixing frame, wherein,

所述固定架用于固定所述散热片,且各散热片之间间隔排列,所述散热片材质包括金属;The fixing bracket is used to fix the heat sink, and the heat sinks are arranged at intervals. The heat sink material includes metal;

所述LED光源设置在散热片上,且朝向固定架中心的一侧。The LED light source is arranged on the heat sink and faces one side of the center of the fixing frame.

可选地,所述固定架可以为两对上下相对放置的固定架,其内侧边缘固定有所述散热片。Optionally, the fixing brackets may be two pairs of fixing brackets placed opposite each other, and the heat sinks are fixed on the inner edges of the fixing brackets.

可选地,该LED装置还可以包括:驱动电源、调光控制器和定时模块,其中,Optionally, the LED device may also include: a driving power supply, a dimming controller and a timing module, wherein,

驱动电源,与所述LED光源电性连接,用于为LED光源供电;A driving power supply, electrically connected to the LED light source, for powering the LED light source;

调光控制器,电性连接于所述LED光源和驱动电源之间,用于调整LED光源的光质和光强,且所述LED光源为三原色光模式可调的LED光源;A dimming controller, electrically connected between the LED light source and the driving power supply, for adjusting the light quality and intensity of the LED light source, and the LED light source is an LED light source with adjustable three primary color light modes;

定时模块,与所述驱动电源的输入端电性连接,用于控制LED光源的光照周期。The timing module is electrically connected to the input end of the driving power supply and is used to control the light cycle of the LED light source.

可选地,每对固定架组合可以呈圆环状或者矩形框状。Optionally, each pair of fixed frame combinations can be in the shape of a circular ring or a rectangular frame.

可选地,两对固定架之间可以通过螺杆和螺母固定,每对固定架的一端通过铰链连接,另一端通过搭扣连接。Optionally, two pairs of fixing brackets can be fixed through screw rods and nuts. One end of each pair of fixing brackets is connected through a hinge, and the other end is connected through a buckle.

可选地,搭扣两侧的两片散热片的间距大于其它任意两片相邻散热片的间距。Optionally, the distance between two radiating fins on both sides of the buckle is greater than the distance between any other two adjacent radiating fins.

可选地,在两对固定架相对的表面上可以设置有槽口,用于插装固定所述散热片。Optionally, notches may be provided on the opposite surfaces of the two pairs of fixing brackets for inserting and fixing the heat sink.

可选地,所述散热片可以为实心结构,或者为包括扁管和至少一个导热管的空心结构。Optionally, the heat sink may be a solid structure, or a hollow structure including a flat tube and at least one heat-conducting tube.

可选地,所述扁管可以为有上下两个平面且中间有空隙的扁平状的密封体,所述扁管材质可以为铝合金、铜或不锈钢,可以呈长方体状;所述导热片设置于所述扁管内部,连接所述扁管的上下管壁并贯穿所述扁管两端,所述导热片将所述扁管内部分隔成多个空腔,所述空腔内部填充有相变导热液体。Optionally, the flat tube can be a flat sealing body with two upper and lower planes and a gap in the middle. The material of the flat tube can be aluminum alloy, copper or stainless steel, and can be in the shape of a rectangular parallelepiped; the thermal conductive sheet is provided Inside the flat tube, connecting the upper and lower walls of the flat tube and penetrating both ends of the flat tube, the thermal conductive sheet separates the inside of the flat tube into a plurality of cavities, and the interior of the cavity is filled with variable thermal fluid.

可选地,相邻的散热片之间设置可以有铝箔或者反光纸。Optionally, aluminum foil or reflective paper can be placed between adjacent heat sinks.

(三)有益效果(3) Beneficial effects

本发明相较于现有技术具有以下优点:Compared with the prior art, the present invention has the following advantages:

1、本发明将散热片沿着固定架的边缘间隔排列,形成镂空结构,可以减小整个LED装置的重量;将生物培养容器放置于灯具中心位置,光照均匀、充足;又因为散热片是金属材料,采用扁管和导热片的结构时,扁管的空腔内填充相变导热液体,更能提高取热速度,因此该LED装置的散热效果好,可以将灯具的功率提高至100W以上。1. The present invention arranges the heat sinks at intervals along the edge of the fixing frame to form a hollow structure, which can reduce the weight of the entire LED device; the biological culture container is placed in the center of the lamp, so that the illumination is uniform and sufficient; and because the heat sink is metal When the structure of a flat tube and a thermal conductive sheet is used, the cavity of the flat tube is filled with a phase-change thermal conductive liquid, which can increase the heat extraction speed. Therefore, the LED device has a good heat dissipation effect and can increase the power of the lamp to more than 100W.

2、本发明包含调控光照的电路,可以实现LED灯的调光,以适应不同生物所需的光质和光强,从而实现针对不同生物的不同培育阶段,达到最佳的培育效果,缩短培育周期。2. The present invention includes a lighting control circuit, which can realize the dimming of LED lights to adapt to the light quality and light intensity required by different organisms, thereby achieving different cultivation stages for different organisms, achieving the best cultivation effect, and shortening the cultivation time. cycle.

附图说明Description of the drawings

图1为本发明实施例的LED装置的结构示意图;Figure 1 is a schematic structural diagram of an LED device according to an embodiment of the present invention;

图2为本发明实施例的LED装置的俯视图;Figure 2 is a top view of an LED device according to an embodiment of the present invention;

图3为本发明实施例的固定架的结构示意图。FIG. 3 is a schematic structural diagram of a fixation bracket according to an embodiment of the present invention.

具体实施方式Detailed ways

一般来说,现有的LED微藻培养灯系统采用塑料作为灯架,但是粘贴在塑料上的LED光源产生大量的热量,且塑料导热系数低,因此现有的LED系统散热效果差。针对该技术问题以及其他缺点,本发明提供了一种LED装置,可以用于生物培养容器,且具有散热效果好、大功率、可调光、可设定光照周期的优点,从而解决现有荧光灯培养灯不能调光质、塑料灯架LED系统散热效果差、功率低的技术问题。Generally speaking, existing LED microalgae cultivation lamp systems use plastic as the lamp holder. However, the LED light source attached to the plastic generates a large amount of heat, and the thermal conductivity of plastic is low, so the existing LED system has poor heat dissipation effect. In view of this technical problem and other shortcomings, the present invention provides an LED device that can be used in biological culture containers and has the advantages of good heat dissipation, high power, dimmability, and settable light cycles, thereby solving the problem of existing fluorescent lamps. Technical problems include the inability to adjust the light quality of the culture lamp, poor heat dissipation effect of the plastic lamp frame LED system, and low power.

为使本发明的目的、技术方案和优点更加清楚明白,以下结合具体实施例,并参照附图,对本发明进一步详细说明。In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail below with reference to specific embodiments and the accompanying drawings.

图1为本发明实施例的LED装置的结构示意图,如图1所示,本发明实施例提供了一种LED装置,包括:LED光源1、散热片2和两对上下相对放置的固定架3(固定架在其他实施例中不限固定位置)。Figure 1 is a schematic structural diagram of an LED device according to an embodiment of the present invention. As shown in Figure 1, an embodiment of the present invention provides an LED device, which includes: an LED light source 1, a heat sink 2 and two pairs of fixing brackets 3 placed opposite each other up and down. (The fixed position of the fixing bracket is not limited in other embodiments).

散热片2在固定架3的内侧边缘间隔排列,形成镂空结构,其材质可以为金属,所述金属可以为铝、铜和不锈钢或者其他金属;LED光源1设置在散热片2上且朝向固定架3中心的一侧(本实施例中选择将LED光源1粘贴在散热片2上),相邻两条散热片2上的LED光源1用电线串联起来,固定架3用于固定所述散热片2,固定架3材质可以是PC(聚碳酸酯)、ABS(丙烯腈-丁二烯-苯乙烯共聚物)等其他塑料,或者为铝材、不锈钢等金属。每对固定架3组合呈圆环状、矩形框状或者其他形状,在本实施例中,选择圆环状的固定架3,散热片2和固定架3形成空心圆柱状,呈镂空结构,可以减小整个LED装置的重量,同时能够快速通过外界空气散热,因此具有更佳的散热效果。The heat sinks 2 are arranged at intervals on the inner edge of the fixing frame 3 to form a hollow structure. The material can be metal, and the metal can be aluminum, copper, stainless steel or other metals; the LED light source 1 is arranged on the heat sink 2 and faces the fixing frame. 3. On one side of the center (in this embodiment, the LED light source 1 is chosen to be pasted on the heat sink 2). The LED light sources 1 on two adjacent heat sinks 2 are connected in series with wires. The fixing bracket 3 is used to fix the heat sink. 2. The material of the fixing frame 3 can be PC (polycarbonate), ABS (acrylonitrile-butadiene-styrene copolymer) and other plastics, or aluminum, stainless steel and other metals. Each pair of fixing brackets 3 is combined into a ring shape, a rectangular frame shape or other shapes. In this embodiment, the ring-shaped fixing bracket 3 is selected, and the heat sink 2 and the fixing bracket 3 form a hollow cylinder shape and a hollow structure. It reduces the weight of the entire LED device and can quickly dissipate heat through the outside air, so it has better heat dissipation effect.

散热片2可以为实心结构,也可以为包括扁管和至少一个导热管的空心结构。在本实施例中,散热片2选择空心结构,扁管为有上下两个平面且中间有空隙的扁平状的密封体,扁管材质可以为铝合金、铜、不锈钢或者其他金属,呈长方体状,扁管的厚度为0.5~30mm,宽度为10~100mm,长度为50~2000mm,扁管壁厚为0.5~1mm。导热片设置于所述扁管内部,连接所述扁管的上下管壁并贯穿所述扁管两端,所述导热片厚度为1~5mm,相邻导热片之间的空腔宽度为0.5~5mm。至少一个导热片将所述扁管内部分隔成多个空腔,在所述空腔内部填充相变导热液体。LED光源1工作时,散热片2内部的相变导热液体受热发生高强度沸腾相变将LED光源1产生的热量快速取走,传递到与散热片2粘贴光源相对的另一个表面上,经由散热片2表面与周围空气对流换热散发到环境中。高强度的沸腾相变将大幅提高LED灯具的散热性能,在提高培养灯功率的同时,降低光源的光衰、延长光源的使用寿命,保证灯具的运行可靠性。The heat sink 2 may be a solid structure or a hollow structure including a flat tube and at least one heat conduction tube. In this embodiment, the heat sink 2 has a hollow structure. The flat tube is a flat sealed body with upper and lower planes and a gap in the middle. The flat tube can be made of aluminum alloy, copper, stainless steel or other metals and is in the shape of a rectangular parallelepiped. , the thickness of the flat tube is 0.5~30mm, the width is 10~100mm, the length is 50~2000mm, and the wall thickness of the flat tube is 0.5~1mm. Thermal conductive sheets are arranged inside the flat tube, connecting the upper and lower walls of the flat tube and penetrating both ends of the flat tube. The thickness of the thermal conductive sheets is 1 to 5 mm, and the width of the cavity between adjacent thermal conductive sheets is 0.5 ~5mm. At least one thermal conductive sheet divides the interior of the flat tube into a plurality of cavities, and the interior of the cavities is filled with a phase change thermal conductive liquid. When the LED light source 1 is working, the phase change heat-conducting liquid inside the heat sink 2 is heated and undergoes a high-intensity boiling phase change. The heat generated by the LED light source 1 is quickly removed and transferred to another surface opposite to the light source pasted on the heat sink 2. Through heat dissipation The surface of sheet 2 exchanges heat with the surrounding air and dissipates it into the environment. The high-intensity boiling phase change will greatly improve the heat dissipation performance of LED lamps. While increasing the power of the culture lamp, it will also reduce the light decay of the light source, extend the service life of the light source, and ensure the operational reliability of the lamps.

此外,还可以在相邻的散热片2之间粘贴有铝箔或者反光纸,用于提高LED光源1的光能利用率。In addition, aluminum foil or reflective paper can also be pasted between adjacent heat sinks 2 to improve the light energy utilization rate of the LED light source 1 .

根据本发明的一种实施例,该LED装置还包括:驱动电源、调光控制器和定时模块。驱动电源,与用电线串联的多个LED光源1相连接,以实现电性连接,用于为LED光源1供电;调光控制器,连接于所述LED光源1和驱动电源之间,从而实现电性连接,用于调整LED光源1的光质和光强,且所述LED光源1为三原色光模式RGB(三原色光模式)可调LED光源1;定时模块,与所述驱动电源的输入端相连接,以实现电性连接,用于控制LED光源1的光照周期。通过本发明的调控光照的电路,可以实现功率高的LED灯的调光,以适应不同生物所需的光质和光强,从而实现针对不同生物的不同培育阶段,达到最佳的培育效果,缩短培育周期。According to an embodiment of the present invention, the LED device further includes: a driving power supply, a dimming controller and a timing module. The driving power supply is connected to multiple LED light sources 1 connected in series with wires to achieve electrical connection and is used to power the LED light source 1; the dimming controller is connected between the LED light source 1 and the driving power supply to achieve Electrical connection, used to adjust the light quality and light intensity of the LED light source 1, and the LED light source 1 is a three-primary color light mode RGB (three-primary color light mode) adjustable LED light source 1; a timing module, and the input end of the driving power supply are connected to achieve electrical connection and are used to control the light cycle of the LED light source 1. Through the lighting control circuit of the present invention, the dimming of high-power LED lamps can be realized to adapt to the light quality and light intensity required by different organisms, thereby achieving different cultivation stages for different organisms and achieving the best cultivation effect. Shorten the cultivation cycle.

图2为本发明实施例的LED装置的俯视图,如图2所示,在本实施例中,每个固定架3采用半圆环状(在其他实施例中可以选择其他形状),两两组合呈圆环状,上下两对固定架3与固定于固定架3之间的散热片呈空心圆柱状。在上下两对固定架3相对的表面开凿多个小孔,通过小孔用螺杆和螺母从而固定上下两对固定架3,两对固定架3之间的距离为100~2000mm。另外,上下每对固定架3的一端可以通过铰链4连接,可实现两组固定架3以铰链4的旋转轴为轴心转动,使得同一表面上的一对固定架3能够相对自由地分开运动,以形成一个角度(最大为钝角),从而实现灯架的打开和关闭。像这样,能够较轻松地放置或者取出生物培养容器。另一端可以通过搭扣5连接,搭扣5合上时,上下每对固定架3形成一个闭合的圆环状,将所述固定架3紧密地锁扣在一起;搭扣5松开时,每对固定架3可以以铰链4的旋转轴为轴心旋转,每对固定架3分离,以便将放置或者取出生物培养容器。其中,搭扣5和铰链4通过小孔,用螺钉固定在固定架3上。此外,较优选地,可以靠近搭扣5两侧的两片散热片的间距设置大于其它任意两片相邻散热片的间距,以便通过LED装置的连接线路和培养容器管道,也能够更方便快速地将放置或者取出生物培养容器。在本实施例中。因为每组固定架3组合呈圆环状,因此,散热片2在上下两个固定架331间为圆形排列,相邻两个散热片中心的角度为5°~30°。Figure 2 is a top view of the LED device according to the embodiment of the present invention. As shown in Figure 2, in this embodiment, each fixing bracket 3 adopts a semi-circular ring shape (other shapes can be selected in other embodiments), and the two fixing brackets 3 are combined into a semi-circular ring shape. It is annular in shape, and the upper and lower pairs of fixing brackets 3 and the heat sink fixed between the fixing brackets 3 are in the shape of hollow cylinders. A plurality of small holes are drilled on the opposite surfaces of the upper and lower pairs of fixing brackets 3, and screws and nuts are used to fix the upper and lower pairs of fixing brackets 3 through the small holes. The distance between the two pairs of fixing brackets 3 is 100 to 2000 mm. In addition, one end of each pair of upper and lower fixing brackets 3 can be connected through a hinge 4, allowing the two sets of fixing brackets 3 to rotate around the rotation axis of the hinge 4, so that a pair of fixing brackets 3 on the same surface can move apart relatively freely. , to form an angle (maximum obtuse angle), thereby realizing the opening and closing of the light holder. In this way, the biological culture container can be placed or taken out relatively easily. The other end can be connected through the buckle 5. When the buckle 5 is closed, each pair of upper and lower fixing brackets 3 form a closed ring shape, and the fixing brackets 3 are tightly locked together; when the buckle 5 is loosened, Each pair of fixing racks 3 can rotate about the rotation axis of the hinge 4 as the axis, and each pair of fixing racks 3 is separated to facilitate placing or removing the biological culture container. Among them, the buckle 5 and the hinge 4 pass through the small holes and are fixed on the fixing frame 3 with screws. In addition, preferably, the distance between the two heat sinks close to both sides of the buckle 5 can be set larger than the distance between any other two adjacent heat sinks, so that the connection lines of the LED device and the culture vessel pipes can be passed more conveniently and quickly. Place or remove biological culture containers. In this embodiment. Because each set of fixing brackets 3 is assembled into a ring shape, the heat sinks 2 are arranged in a circle between the upper and lower fixing brackets 331, and the angle between the centers of two adjacent heat sinks is 5° to 30°.

图3为本发明实施例的固定架3的结构示意图,如图3所示,在两组固定架3相对的表面上设置有长方体的槽口33(在其他实施例中槽口33也可以为其他形状),槽口33的长度可以为10.5~100.5mm,宽度可以为1~30.5mm,深度可以为1~25mm,用于插装固定散热片。此外,螺杆和螺母通过的小孔34从而固定上下两对固定架3,搭扣通过小孔36固定在固定架3上,铰链通过小孔35固定在固定架3上。Figure 3 is a schematic structural diagram of the fixing bracket 3 according to the embodiment of the present invention. As shown in Figure 3, a rectangular parallelepiped notch 33 is provided on the opposite surfaces of the two sets of fixing brackets 3 (in other embodiments, the notch 33 can also be Other shapes), the length of the notch 33 can be 10.5~100.5mm, the width can be 1~30.5mm, and the depth can be 1~25mm, and is used for inserting and fixing the heat sink. In addition, the screws and nuts pass through the small holes 34 to fix the upper and lower pairs of fixing brackets 3. The buckles are fixed on the fixing brackets 3 through the small holes 36, and the hinges are fixed on the fixing bracket 3 through the small holes 35.

以上所述的具体实施例,对本发明的目的、技术方案和有益效果进行了进一步详细说明,应理解的是,以上所述仅为本发明的具体实施例而已,并不用于限制本发明,凡在本发明的精神和原则之内,所做的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。The specific embodiments described above further describe the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above are only specific embodiments of the present invention and are not intended to limit the present invention. Within the spirit and principles of the present invention, any modifications, equivalent substitutions, improvements, etc. shall be included in the protection scope of the present invention.

Claims (10)

1.一种LED装置,适用于生物培养容器,包括:1. An LED device suitable for biological culture containers, including: LED光源、多个散热片和固定架,其中,LED light source, multiple heat sinks and fixed brackets, among which, 所述固定架用于固定所述散热片,且各散热片之间间隔排列并形成镂空结构,所述散热片材质包括金属,所述固定架的一端通过铰链连接,另一端通过搭扣连接,打开或关闭所述固定架,以将生物培养容器放置于所述固定架的中心位置或者从所述固定架内取出;The fixing bracket is used to fix the heat sink, and the heat sinks are arranged at intervals and form a hollow structure. The heat sink is made of metal. One end of the fixing bracket is connected through a hinge, and the other end is connected through a buckle. Open or close the holder to place the biological culture container in the center of the holder or to remove it from the holder; 所述LED光源设置在散热片上,且朝向固定架中心的一侧。The LED light source is arranged on the heat sink and faces one side of the center of the fixing frame. 2.根据权利要求1所述的LED装置,其中,所述固定架为两对上下相对放置的固定架,其内侧边缘固定有所述散热片。2. The LED device according to claim 1, wherein the fixing brackets are two pairs of fixing brackets placed oppositely up and down, and the heat sinks are fixed on the inner edges of the fixing brackets. 3.根据权利要求1所述的LED装置,其中,还包括:驱动电源、调光控制器和定时模块,其中,3. The LED device according to claim 1, further comprising: a driving power supply, a dimming controller and a timing module, wherein, 驱动电源,与所述LED光源电性连接,用于为LED光源供电;A driving power supply, electrically connected to the LED light source, for powering the LED light source; 调光控制器,电性连接于所述LED光源和驱动电源之间,用于调整LED光源的光质和光强,且所述LED光源为三原色光模式可调的LED光源;A dimming controller, electrically connected between the LED light source and the driving power supply, for adjusting the light quality and intensity of the LED light source, and the LED light source is an LED light source with adjustable three primary color light modes; 定时模块,与所述驱动电源的输入端电性连接,用于控制LED光源的光照周期。The timing module is electrically connected to the input end of the driving power supply and is used to control the light cycle of the LED light source. 4.根据权利要求2所述的LED装置,其中,每对固定架组合呈圆环状或者矩形框状。4. The LED device according to claim 2, wherein each pair of fixing brackets is combined in a circular ring shape or a rectangular frame shape. 5.根据权利要求2所述的LED装置,其中,两对固定架之间通过螺杆和螺母固定。5. The LED device according to claim 2, wherein the two pairs of fixing brackets are fixed by screw rods and nuts. 6.根据权利要求5所述的LED装置,其中,搭扣两侧的两片散热片的间距大于其它任意两片相邻散热片的间距。6. The LED device according to claim 5, wherein the distance between two heat sink fins on both sides of the buckle is greater than the distance between any two adjacent heat sink fins. 7.根据权利要求2所述的LED装置,其中,在两对固定架相对的表面上设置有槽口,用于插装固定所述散热片。7. The LED device according to claim 2, wherein notches are provided on opposite surfaces of the two pairs of fixing brackets for inserting and fixing the heat sink. 8.根据权利要求1所述的LED装置,其中,所述散热片为实心结构,或者为包括扁管和至少一个导热管的空心结构。8. The LED device according to claim 1, wherein the heat sink is a solid structure or a hollow structure including a flat tube and at least one heat-conducting tube. 9.根据权利要求8所述的LED装置,其中,所述扁管为有上下两个平面且中间有空隙的扁平状的密封体,所述扁管材质为铝合金、铜或不锈钢,呈长方体状;导热片设置于所述扁管内部,连接所述扁管的上下管壁并贯穿所述扁管两端,所述导热片将所述扁管内部分隔成多个空腔,所述空腔内部填充有相变导热液体。9. The LED device according to claim 8, wherein the flat tube is a flat sealing body with two upper and lower planes and a gap in the middle. The flat tube is made of aluminum alloy, copper or stainless steel and is in the shape of a rectangular parallelepiped. The thermal conductive sheet is arranged inside the flat tube, connects the upper and lower walls of the flat tube and penetrates both ends of the flat tube. The thermal conductive sheet divides the inside of the flat tube into multiple cavities. The interior of the cavity is filled with phase change thermal conductive liquid. 10.根据权利要求1所述的LED装置,其中,相邻的散热片之间设置有铝箔或者反光纸。10. The LED device according to claim 1, wherein aluminum foil or reflective paper is disposed between adjacent heat sinks.
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