CN109798456A - A kind of LED lamp tube with heat sinking function - Google Patents

A kind of LED lamp tube with heat sinking function Download PDF

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Publication number
CN109798456A
CN109798456A CN201910192953.5A CN201910192953A CN109798456A CN 109798456 A CN109798456 A CN 109798456A CN 201910192953 A CN201910192953 A CN 201910192953A CN 109798456 A CN109798456 A CN 109798456A
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heat
pipe
substrate
radiating
absorbing
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CN201910192953.5A
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CN109798456B (en
Inventor
赵秀军
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Liuban Electric Co ltd
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Shenzhen Leye Technology Co Ltd
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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The present invention relates to a kind of LED lamp tubes with heat sinking function, including shell and two link blocks, substrate and several lamp beads are equipped in the shell, the side of the separate lamp bead of the substrate is equipped with several radiating subassemblies, the radiating subassembly includes opening, seal pipe, sealing plate, absorbing pipe and radiating block, the LED lamp tube with heat sinking function is when lamp bead continuous illumination illuminates, it is mobile that sealing plate is expanded against using air heats, expand the heat dissipation area of absorbing pipe, heat-conducting block is contacted with radiating block simultaneously absorbs heat, and then reduce the air in absorbing pipe and in radiating block, convenient for cooling down to substrate, lamp bead is avoided to run at high temperature, to extend the service life of fluorescent tube, improve the practicability of fluorescent tube.

Description

A kind of LED lamp tube with heat sinking function
Technical field
The present invention relates to LED illumination device field, in particular to a kind of LED lamp tube with heat sinking function.
Background technique
LED lamp tube is also commonly called as light pipe, fluorescent tube, its light source using LED as illuminator, and LED lamp tube has the effect that shines The lot of advantages such as the high and low fever of rate, power saving, are usually used in the rooms such as general lighting, office building, market, restaurant, school, family, factory Intraoral illumination.With photovoltaic industry technology reach its maturity with it is perfect, in order to which using electricity wisely meets energy-saving and environment-friendly requirement, simultaneously fit Answer the demand of different user, more and more enterprise developments LED lamp tube replaces the fluorescent lamp of traditional technology.
But existing LED lamp tube, in illumination, lamp bead works in the environment of closing, the luminous generated heat of lamp bead It is difficult to distribute, the temperature in fluorescent tube is caused to be gradually increasing, lamp bead works under high temperature environment, will lead to making for LED lamp tube With the lost of life, the practicability of existing LED lamp tube is thereby reduced.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of with heat sinking function LED lamp tube.
The technical solution adopted by the present invention to solve the technical problems is: a kind of LED lamp tube with heat sinking function, including Shell and two link blocks, two link blocks are separately fixed at the both ends of shell, are equipped with substrate and several lamp beads in the shell, The both ends of the substrate are separately fixed on the inner wall of the two sides of shell, and the lamp bead is evenly distributed on the side of substrate, described The side of the separate lamp bead of substrate is equipped with several radiating subassemblies, and the quantity of the radiating subassembly and the quantity of lamp bead are equal, described Radiating subassembly and lamp bead correspond;
The radiating subassembly includes opening, seal pipe, sealing plate, absorbing pipe and radiating block, and the seal pipe and lamp bead are same Axis setting, one end of the seal pipe are fixed on the side of the separate lamp bead of substrate, and the periphery of the other end of the seal pipe is set There are several apertures, the sealing plate is located in seal pipe, and the periphery of the sealing plate and the inner wall of seal pipe are tightly connected, described Through-hole is equipped at the center of sealing plate, the absorbing pipe is fixed on sealing plate, and the close sealing of shell is arranged in described be open On the inner wall of the side of pipe, the inner wall of the periphery of the absorbing pipe and opening is tightly connected, the absorbing pipe by through-hole with it is close Tube sealing connection, the radiating block are located at the side of close the seal pipe of shell, equipped with cavity in the radiating block, the cavity and Absorbing pipe connection, the shape of the side of the separate heat-absorbing block of the radiating block are spheric.
Preferably, in order to reinforce the heating conduction of the air of the side to the separate lamp bead of substrate, in the seal pipe Equipped with several heat absorbing sheets, the heat absorbing sheet is fixed on substrate.
Preferably, the air for the ease of close substrate one end in seal pipe absorbs heat, the shape of the heat absorbing sheet is Waveform.
Preferably, sliding for the ease of sealing plate and absorbing pipe, the periphery of the sealing plate and the periphery of absorbing pipe are equal It is coated with lubricating oil.
Preferably, the two sides of the radiating block are equipped with heat-conducting block and strut for the ease of absorbing heat to radiating block, The heat-conducting block is fixedly connected with the casing by strut, the shape of the side of the close radiating block of the heat-conducting block and radiating block The shape of side far from absorbing pipe matches.
Preferably, in order to guarantee absorbing pipe, radiating block and the heating conduction of heat-conducting block, the absorbing pipe, radiating block and The making material of heat-conducting block is aluminium.
The invention has the advantages that this has the LED lamp tube of heat sinking function in the illumination of lamp bead continuous illumination, sky is utilized Gas expanded by heating pushes sealing plate mobile, expands the heat dissipation area of absorbing pipe, while heat-conducting block is contacted with radiating block and absorbed heat, And then the air reduced in absorbing pipe and in radiating block avoids lamp bead from running at high temperature convenient for cooling down to substrate, thus The service life for extending fluorescent tube improves the practicability of fluorescent tube.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the LED lamp tube with heat sinking function of the invention;
Fig. 2 is the structural schematic diagram of the radiating subassembly of the LED lamp tube with heat sinking function of the invention;
In figure: 1. shells, 2. link blocks, 3. seal pipes, 4. sealing plates, 5. absorbing pipes, 6. radiating blocks, 7. heat absorbing sheets, 8. Heat-conducting block, 9. struts, 10. substrates, 11. lamp beads.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of LED lamp tube with heat sinking function, including shell 1 and two link blocks 2, two link blocks 2 are separately fixed at the both ends of shell 1, and substrate 10 and several lamp beads 11 are equipped in the shell 1, and the both ends of the substrate 10 are distinguished It is fixed on the inner wall of the two sides of shell 1, the lamp bead 11 is evenly distributed on the side of substrate 10, the separate lamp of the substrate 10 The side of pearl 11 is equipped with several radiating subassemblies, and the quantity of the radiating subassembly is equal with the quantity of lamp bead 11, the radiating subassembly It is corresponded with lamp bead 11;
In the LED lamp tube, conduction is carried out to the substrate 10 in shell 1 by two link blocks 2, makes the lamp of 10 lower section of substrate Pearl 11 shines, and then carries out luminous lighting, while lamp bead 11 shines, absorbs lamp bead 11 by the radiating subassembly of top and distributes Heat, to absorb heat to 11 surrounding of lamp bead, and distribute heat in the external world, thus reach to lamp bead 11 cooling dissipate The effect of heat makes the work of lamp bead 11 under suitable temperature environment, and then extends the service life of the LED lamp tube, improves The practicability of equipment.
As shown in Fig. 2, the radiating subassembly includes opening, seal pipe 3, sealing plate 4, absorbing pipe 5 and radiating block 6, it is described Seal pipe 3 and lamp bead 11 are coaxially disposed, and one end of the seal pipe 3 is fixed on the side of the separate lamp bead 11 of substrate 10, described The periphery of the other end of seal pipe 3 is equipped with several apertures, and the sealing plate 4 is located in seal pipe 3, the periphery of the sealing plate 4 It is tightly connected with the inner wall of seal pipe 3, through-hole is equipped at the center of the sealing plate 4, the absorbing pipe 5 is fixed on sealing plate 4 On, it is described to be open on the inner wall for the side of close seal pipe 3 that shell 1 is set, the periphery of the absorbing pipe 5 and opening it is interior Wall is tightly connected, and the absorbing pipe 5 is connected to by through-hole with seal pipe 3, and the radiating block 6 is located at the close seal pipe 3 of shell 1 Side, be equipped with cavity in the radiating block 6, the cavity is connected to absorbing pipe 5, the separate heat-absorbing block of the radiating block 6 The shape of side is spheric.
When lamp bead 11 shines, heat is generated, transfers heat to the substrate 10 of top, so that 10 pairs of top secret envelopes of substrate Air progress in pipe 3 is thermally conductive, expands after the air heats in seal pipe 3, so that sealing plate 4 is separate in seal pipe 3 Substrate 10 is mobile, and the center of sealing plate 4 is equipped with through-hole everywhere, while cavity is equipped with inside heat-conducting block 8, so that hot-air is uniform It is distributed in inside seal pipe 3, absorbing pipe 5 and heat-conducting block 8, with the continuous service of lamp bead 11, seal pipe 3, absorbing pipe 5 and heat dissipation Air themperature inside block 6 gradually rises, and high temperature air transfers heat to the surface of radiating block 6 and the surface of absorbing pipe 5, makes The temperature for obtaining radiating block 6 and absorbing pipe 5 increases, while radiating block 6 is as the movement of sealing plate 4 is to far from basic direction shifting It is dynamic, it expands absorbing pipe 5 and extraneous contact area is convenient for consequently facilitating more heats are dispersed into the external world by absorbing pipe 5 To the air cooling-down in absorbing pipe 5 and absorbing pipe 5, so that the temperature of substrate 10 is reduced, convenient for reducing the working environment of lamp bead 11 Temperature extends the service life of lamp bead 11, improves the practicability of equipment.
Preferably, in order to reinforce the heating conduction of the air of the side to the separate lamp bead 11 of substrate 10, the sealing Several heat absorbing sheets 7 are equipped in pipe 3, the heat absorbing sheet 7 is fixed on the substrate 10.By adding heat absorbing sheet 7, it is convenient for absorptive substrate 10 Heat, and the air in seal pipe 3 is heated simultaneously by heat absorbing sheet 7 and substrate 10.
Preferably, the air for the ease of 10 one end of close substrate in seal pipe 3 absorbs heat, the shape of the heat absorbing sheet 7 Shape is waveform.Using wavy design, be conducive to the surface area for increasing heat absorbing sheet 7, to increase heat absorbing sheet 7 and air Contact area, convenient for transferring heat to air.
Preferably, slided for the ease of sealing plate 4 and absorbing pipe 5, the periphery of the sealing plate 4 and absorbing pipe 5 it is outer Zhou Jun is coated with lubricating oil.Friction and the absorbing pipe 5 between 3 inner wall of periphery and seal pipe of sealing plate 4 are reduced by lubricating oil Periphery and opening inner wall between friction, consequently facilitating sealing plate 4 and absorbing pipe 5 slide.
Preferably, the two sides of the radiating block 6 are equipped with heat-conducting block 8 and branch for the ease of absorbing heat to radiating block 6 Bar 9, the heat-conducting block 8 are fixedly connected by strut 9 with shell 1, the shape of the side of the close radiating block 6 of the heat-conducting block 8 Match with the shape of the side of the separate absorbing pipe 5 of radiating block 6.After the air themperature in seal pipe 3 increases, occur swollen It is swollen, it is mobile to the direction far from substrate 10 to push sealing plate 4, so that after radiating block 6 is contacted with heat-conducting block 8, due to heat-conducting block 8 Temperature is lower than radiating block 6, and radiating block 6 transfers heat to heat-conducting block 8, and the air in radiating block 6 continues for heat to be conveyed to lead Heat block 8, so that the air themperature in radiating block 6 and radiating block 6 reduces, so that after air contracts on cooling, sealing plate 4 is to base Plate 10 is detached from close to movement, radiating block 6 and heat-conducting block 8, and the heat of absorption is dispersed into air convenient for heat-conducting block 8, works as lamp bead 11 when persistently being illuminated, and lamp bead 11 continues to transfer heat to substrate 10, so that after the air heats expansion of 10 top of substrate, Push sealing plate 4 mobile, so that radiating block 6 is contacted with heat-conducting block 8, convenient for continuing to the air inside radiating block 6 and radiating block 6 Cool down, so that substrate 10 be made to cool down, lamp bead 11 works under suitable temperature environment, and then extends the use longevity of equipment Life.
Preferably, the characteristics of using aluminium heat-conducting block 8, in order to guarantee the thermal conductivity of absorbing pipe 5, radiating block 6 and heat-conducting block 8 Can, the making material of the absorbing pipe 5, radiating block 6 and heat-conducting block 8 is aluminium.
For the LED lamp tube when being illuminated, lamp bead 11, which shines, transfers heat to substrate 10, to sealing after substrate 10 is heated Air heating in pipe 3, so that pushing sealing plate 4 mobile far from substrate 10, to expand absorbing pipe 5 after air heats expansion With extraneous contact area, convenient for reinforcing heat-sinking capability, while heat-conducting block 8 absorbs heat to radiating block 6, so that in absorbing pipe 5 And air cooling-down in radiating block 6 shrink, drive sealing plate 4 to substrate 10 close to mobile, while cooling down to substrate 10, avoid Lamp bead 11 is run at high temperature, and when 11 continuous illumination of lamp bead conducts heat to substrate 10, expanded by heating pushes sealing plate 4 to air again Mobile, absorbing pipe 5 is displaced outwardly, and expands heat dissipation area, while heat-conducting block 8 is contacted with radiating block 6 and absorbed heat, convenient for heat absorption Air cooling-down in pipe 5 and radiating block 6 makes the reduction of the temperature of substrate 10 and lamp bead 11, so recycles, avoid lamp bead 11 in high temperature Lower operation improves the practicability of equipment to extend the service life of equipment.
Compared with prior art, this has the LED lamp tube of heat sinking function in the illumination of 11 continuous illumination of lamp bead, utilizes air Expanded by heating pushes sealing plate 4 mobile, expands the heat dissipation area of absorbing pipe 5, while heat-conducting block 8 is contacted with radiating block 6 and inhaled Heat, and then the air reduced in absorbing pipe 5 and in radiating block 6 avoids lamp bead 11 at high temperature convenient for cooling down to substrate 10 Operation, to extend the service life of fluorescent tube, improves the practicability of fluorescent tube.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (6)

1. a kind of LED lamp tube with heat sinking function, including shell (1) and two link blocks (2), two link blocks (2) are respectively It is fixed on the both ends of shell (1), is equipped with substrate (10) and several lamp beads (11) in the shell (1), the two of the substrate (10) On the inner wall for holding the two sides for being separately fixed at shell (1), the lamp bead (11) is evenly distributed on the side of substrate (10), feature It is, the side of the separate lamp bead (11) of the substrate (10) is equipped with several radiating subassemblies, the quantity and lamp of the radiating subassembly The quantity of pearl (11) is equal, and the radiating subassembly and lamp bead (11) correspond;
The radiating subassembly includes opening, seal pipe (3), sealing plate (4), absorbing pipe (5) and radiating block (6), the seal pipe (3) it being coaxially disposed with lamp bead (11), one end of the seal pipe (3) is fixed on the side of the separate lamp bead (11) of substrate (10), The periphery of the other end of the seal pipe (3) is equipped with several apertures, and the sealing plate (4) is located in seal pipe (3), the sealing The periphery of plate (4) and the inner wall of seal pipe (3) are tightly connected, and through-hole, the absorbing pipe are equipped at the center of the sealing plate (4) (5) it is fixed on sealing plate (4), the opening is arranged on the inner wall of the side of the close seal pipe (3) of shell (1), described The periphery of absorbing pipe (5) and the inner wall of opening are tightly connected, and the absorbing pipe (5) is connected to by through-hole with seal pipe (3), described Radiating block (6) is located at the side of the close seal pipe (3) of shell (1), is equipped with cavity in the radiating block (6), the cavity with Absorbing pipe (5) connection, the shape of the side of the separate heat-absorbing block of the radiating block (6) are spheric.
2. as described in claim 1 with the LED lamp tube of heat sinking function, which is characterized in that the seal pipe (3) is if interior be equipped with Dry heat absorbing sheet (7), the heat absorbing sheet (7) are fixed on substrate (10).
3. as claimed in claim 2 with the LED lamp tube of heat sinking function, which is characterized in that the shape of the heat absorbing sheet (7) is Waveform.
4. as described in claim 1 with heat sinking function LED lamp tube, which is characterized in that the periphery of the sealing plate (4) and The periphery of absorbing pipe (5) is coated with lubricating oil.
5. as described in claim 1 with the LED lamp tube of heat sinking function, which is characterized in that the two sides of the radiating block (6) are equal Equipped with heat-conducting block (8) and strut (9), the heat-conducting block (8) is fixedly connected by strut (9) with shell (1), the heat-conducting block (8) shape of the side of the separate absorbing pipe (5) of the shape and radiating block (6) of the side of close radiating block (6) matches.
6. as claimed in claim 5 with the LED lamp tube of heat sinking function, which is characterized in that the absorbing pipe (5), radiating block (6) and the making material of heat-conducting block (8) is aluminium.
CN201910192953.5A 2019-03-14 2019-03-14 LED fluorescent tube with heat dissipation function Active CN109798456B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN109798456B CN109798456B (en) 2020-10-30

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207038A (en) * 2019-06-13 2019-09-06 深圳国冶星光电科技股份有限公司 A kind of energy-saving low light attenuation white LED lamp for outdoor lighting
CN110319363B (en) * 2019-05-27 2020-06-23 广东雷宁照明科技有限公司 LED lamp tube capable of radiating heat by utilizing gas
CN111528094A (en) * 2020-06-03 2020-08-14 黎汉达 Plant tissue culture equipment with intermittent light supply
CN112684552A (en) * 2021-02-25 2021-04-20 遵义市飞宇电子有限公司 Photoelectric signal adapter connector
CN113203070A (en) * 2021-05-17 2021-08-03 吉林农业科技学院 LED infrared induction lamp with emergency function
CN113324185A (en) * 2021-06-24 2021-08-31 南通钰成光电科技有限公司 LED lamp bead capable of enhancing heat conduction efficiency by increasing contact area
CN113432096A (en) * 2021-05-21 2021-09-24 苏智国 Radiator for semiconductor luminous plate
CN114307425A (en) * 2021-12-17 2022-04-12 南通鑫铭环保技术有限公司 Filter pipe for high-temperature textile waste gas treatment
CN115245686A (en) * 2022-06-24 2022-10-28 安徽三禾化学科技有限公司 Purification device for production of ethylene glycol phenyl ether

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CN106641747A (en) * 2016-07-29 2017-05-10 四川欧利普照明科技开发有限公司 High-power LED light heat dissipation device
CN208457875U (en) * 2018-04-25 2019-02-01 广州市欧玛灯光设备有限公司 One kind being conducive to cooling LED wick protective cover

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CN101871600A (en) * 2010-03-13 2010-10-27 中山伟强科技有限公司 LED street lamp
CN102128379A (en) * 2011-04-06 2011-07-20 李爱香 Efficient radiating LED (light-emitting diode) bulb lamp
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110319363B (en) * 2019-05-27 2020-06-23 广东雷宁照明科技有限公司 LED lamp tube capable of radiating heat by utilizing gas
CN110207038A (en) * 2019-06-13 2019-09-06 深圳国冶星光电科技股份有限公司 A kind of energy-saving low light attenuation white LED lamp for outdoor lighting
CN111528094A (en) * 2020-06-03 2020-08-14 黎汉达 Plant tissue culture equipment with intermittent light supply
CN112684552A (en) * 2021-02-25 2021-04-20 遵义市飞宇电子有限公司 Photoelectric signal adapter connector
CN113203070A (en) * 2021-05-17 2021-08-03 吉林农业科技学院 LED infrared induction lamp with emergency function
CN113203070B (en) * 2021-05-17 2022-12-20 佛山市爱居光电有限公司 LED infrared induction lamp with emergency function
CN113432096A (en) * 2021-05-21 2021-09-24 苏智国 Radiator for semiconductor luminous plate
CN113324185A (en) * 2021-06-24 2021-08-31 南通钰成光电科技有限公司 LED lamp bead capable of enhancing heat conduction efficiency by increasing contact area
CN114307425A (en) * 2021-12-17 2022-04-12 南通鑫铭环保技术有限公司 Filter pipe for high-temperature textile waste gas treatment
CN115245686A (en) * 2022-06-24 2022-10-28 安徽三禾化学科技有限公司 Purification device for production of ethylene glycol phenyl ether

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