CN107435823A - Fluorescent tube - Google Patents

Fluorescent tube Download PDF

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Publication number
CN107435823A
CN107435823A CN201610354962.6A CN201610354962A CN107435823A CN 107435823 A CN107435823 A CN 107435823A CN 201610354962 A CN201610354962 A CN 201610354962A CN 107435823 A CN107435823 A CN 107435823A
Authority
CN
China
Prior art keywords
fluorescent tube
heat sink
radiating
lampshade
tube according
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
Application number
CN201610354962.6A
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Chinese (zh)
Inventor
王钊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
Original Assignee
BYD Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BYD Co Ltd filed Critical BYD Co Ltd
Priority to CN201610354962.6A priority Critical patent/CN107435823A/en
Publication of CN107435823A publication Critical patent/CN107435823A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

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

Abstract

The invention discloses a kind of fluorescent tube, fluorescent tube includes:Heat sink, the heat sink have radiating surface;Pcb board, the pcb board are arranged on the radiating surface, and light source is provided with the pcb board;Lampshade, the lampshade are located at the outside of the heat sink;Outer radiating piece, the outer radiating piece are connected with the heat sink and expose the lampshade to be exchanged heat with external environment condition., can be in order to the radiating of pcb board by setting heat sink, and pass through the outer radiating piece of setting, heat can be delivered in external environment condition from pcb board, so as to effectively reduce the operating temperature of fluorescent tube, the heat dispersion of fluorescent tube can be improved, the power of fluorescent tube can be improved.

Description

Fluorescent tube
Technical field
The present invention relates to LED technical field, more particularly to a kind of fluorescent tube.
Background technology
In correlation technique, LED lamp tube can realize that 360 degree of full angles light, and its primary structure includes:Radiator structure, circuit Plate and lampshade, LED is integrated with circuit board, circuit board is arranged on radiator structure, and radiator structure is integrally provided in In lampshade.So lampshade can protect radiator structure and circuit board well, but the heat-sinking capability of cooling mechanism is limited, from And the power of LED lamp tube is largely restricted, cause the power of LED lamp tube relatively low.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention proposes one Kind fluorescent tube, the fluorescent tube has good heat dispersion, and power is big.
According to the fluorescent tube of the present invention, including:Heat sink, the heat sink have radiating surface;Pcb board, the pcb board installation On the radiating surface, light source is provided with the pcb board;Lampshade, the lampshade are located at the outside of the heat sink; Outer radiating piece, the outer radiating piece are connected with the heat sink and expose the lampshade to be exchanged heat with external environment condition.
, can be in order to the radiating of pcb board by setting heat sink according to the fluorescent tube of the present invention, and pass through radiating outside setting Part, heat can be delivered in external environment condition from pcb board, can be with so as to effectively reduce the operating temperature of fluorescent tube The heat dispersion of fluorescent tube is improved, the power of fluorescent tube can be improved.
Brief description of the drawings
Fig. 1 is the schematic diagram of fluorescent tube according to embodiments of the present invention;
Fig. 2 is the explosive view of the fluorescent tube shown in Fig. 1;
Fig. 3 is the schematic diagram of the heat sink and pcb board in fluorescent tube according to embodiments of the present invention;
Fig. 4 is the schematic diagram of the lampshade in fluorescent tube according to embodiments of the present invention;
Fig. 5 is the schematic diagram of the outer radiating piece in fluorescent tube according to embodiments of the present invention.
Reference:
Fluorescent tube 100;
Heat sink 10;Radiating surface 11;Pcb board 20;Light source 21;
Lampshade 30;Support protrusion 31;Brace groove 32;
Outer radiating piece 40;Integral support portion 41;Supported hole 411;Routing hole 412;Outer portion 42;Radiate groove 43;
Actuator 50;Connection end 60.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to accompanying drawing The embodiment of description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings fluorescent tube 100 according to embodiments of the present invention is described in detail.
With reference to shown in Fig. 1 and Fig. 2, fluorescent tube 100 according to embodiments of the present invention can include:Heat sink 10, PCB (Printed Circuit Board- printed wiring boards) plate 20, lampshade 30 and outer radiating piece 40, heat sink 10 has radiating surface 11, Pcb board 20 is arranged on radiating surface 11.Wherein, heat sink 10 can have multiple radiating surfaces 11, and pcb board 20 can be with To be multiple, and multiple pcb boards 20 are separately mounted on multiple radiating surfaces 11, and light source is provided with each pcb board 20 21, wherein light source can be LED light source.So the quantity for the pcb board 20 that fluorescent tube 100 can be arranged as needed chooses tool There is the heat sink 10 of appropriate number of radiating surface 11.
Preferably, as shown in Figures 2 and 3, heat sink 10 can have three radiating surfaces 11 being connected with each other, heat sink 10 cross section can be triangle.It is provided with a pcb board 20 on each radiating surface 11, each pcb board 20 is along phase The length direction extension for the radiating surface 11 answered, and multiple light sources 21 are provided with each pcb board 20, so that fluorescent tube 100 can realize that 360 degree of full angles light, and then can improve the illuminating effect and quality of fluorescent tube 100.Alternatively, dissipate Formed with cooling water recirculation system in hot plate 10.So when fluorescent tube 100 works, pcb board 20 passes to heat sink 10 A part of heat can be cooled water circulation system sorption enhanced, can so as to effectively reduce the operating temperature of pcb board 20 To effectively improve the heat dispersion of fluorescent tube 100.
As depicted in figs. 1 and 2, lampshade 30 is located at the outside of heat sink 10, and lampshade 30 can play protection heat sink 10 With the effect of pcb board 20.Wherein, lampshade 30 can be plastic material, and the light weight of lampshade 30 of plastic material, cost is low, So as to reduce the quality of fluorescent tube 100 and cost.Lampshade 30 can be structured as hollow tubular structure.In addition, lampshade 30 can need to make transparent, translucent or opaque three kinds of forms according to product.
According to a preferred embodiment of the present invention, as shown in figure 4, three circumferences can be provided with the inner peripheral surface of lampshade 30 The support protrusion 31 for being distributed and extending internally, support protrusion 31 are interior formed with brace groove 32, three sides point of heat sink 10 Do not stretch into brace groove 32.So when assembling fluorescent tube 100, three sides of heat sink 10 can be inserted accordingly respectively Until heat sink 10 is generally housed in lampshade 30 in three brace grooves 32, so as to which lampshade 30 can play fixed radiating The effect of plate 10 and pcb board 20, and then the installation reliability of heat sink 10 and pcb board 20 can be improved, it can improve The structural reliability of fluorescent tube 100.
Outer radiating piece 40 is connected with heat sink 10, and outer radiating piece 40 exposes lampshade 30 to be exchanged heat with external environment condition.Can With understanding, outer radiating piece 40 inwardly connects heat sink 10, and the protruding lampshade 30 of outer radiating piece 40 with it is outer Portion's environment is in contact, and so when fluorescent tube 100 works, caused heat can pass to heat sink 10 on pcb board 20, dissipates Partial heat further can be passed to outer radiating piece 40 by hot plate 10, so as to which outer radiating piece 40 can enter with external environment condition Row heat exchange, and then can effectively improve the heat dispersion of fluorescent tube 100, can reduce heat dispersion to the power of fluorescent tube 100 Limited amplitude, the power of fluorescent tube 100 can be improved, but also the functional reliability of fluorescent tube 100 can be improved.Preferably, As depicted in figs. 1 and 2, outer radiating piece 40 can be two, and two outer radiating pieces 40 are connected to heat sink 10 Both ends.By two outer radiating pieces 40 of setting, the heat transfer rate that fluorescent tube 100 and external environment can be accelerated, so as to The heat dispersion of fluorescent tube 100 is improved, the power of fluorescent tube 100 can be increased.Alternatively, outer radiating part can be metalwork. Metal has good heat conductivility, so as to be advantageous to transmission of the heat on outer radiating piece 40, and then can improve fluorescent tube 100 heat dispersion.
According to the specific embodiment of the present invention, as shown in figure 5, outer radiating piece 40 can include:The He of integral support portion 41 Outer portion 42, integral support portion 41 are provided with supported hole 411, and the end of heat sink 10 is stretched into supported hole 411, outer portion 42 are arranged on the outside of integral support portion 41, and outer portion 42 is arranged and is fixed on lampshade 30.Supported hole 411 can be with structure Make as triangle in order to which the end of heat sink 10 inserts into the inner portion.Outer portion 42 can be fixed on lampshade 30 by fastener Outside, so outer radiating piece 40 can be fixed on lampshade 30, and correspondingly, heat sink 10 can pass through outer radiating piece 40 are arranged on lampshade 30, so as to further improve the structural reliability of fluorescent tube 100.
Preferably, as shown in figure 5, radiating groove 43 can be provided with the outer peripheral face of outer portion 42.It is understood that Radiating groove 43 can increase heat exchange area between outer portion 42 and external environment condition, so as to improve outer portion 42 and outer Heat transfer rate between portion's environment, and then the heat dispersion of fluorescent tube 100 can be improved, the power of fluorescent tube 100 can be increased. Specifically, as shown in figure 5, radiating groove 43 can be along the axially extending of outer portion 42, and the groove 43 that radiates is in outer shroud It is uniformly distributed in the circumference in portion 42.By setting multiple equally distributed radiating grooves 43, it can further increase outer shroud Heat exchange area between portion 42 and external environment condition, so as to improve the heat dispersion of fluorescent tube 100.
Alternatively, as shown in Fig. 2 fluorescent tube 100 can also include:Actuator 50, actuator 50 are arranged in lampshade 30, And actuator 50 is located at the both sides of integral support portion 41 with pcb board 20 respectively, is provided with integral support portion 41 around support Multiple routing holes 412 that hole 411 is distributed.It is understood that integral support portion 41 is it is possible to prevente effectively from actuator 50 and PCB Interfering with each other between plate 20, the functional reliability between actuator 50 and pcb board 20 can be effectively improved, and passed through Multiple routing holes 412 are set on integral support portion 41, can be passed through in order to the wire harness between actuator 50 and pcb board 20, So that the rat tail between actuator 50 and pcb board 20 is neat.
Further, as shown in Fig. 2 fluorescent tube 100 can also include:Connection end 60, connection end 60 and outer radiating piece Actuator installation cavity is limited between 40.Actuator 50 is arranged in actuator installation cavity, and connection end 60 can be with outside Power supply is connected, and connection end 60 is two, and two connection ends 60 are located at the both sides of heat sink 10 respectively.Pass through Actuator installation cavity is set, can be in order to arranging actuator 50, it is ensured that the functional reliability of actuator 50.
Specifically, it is more as shown in Fig. 2 connection end 60 can be fixedly connected with outer radiating piece 40 by multiple fasteners The side wall of individual fastener through connection end 60 is fixed with the outer phase of radiating piece 40.So multiple fasteners can be by connection end 60 are fixed firmly on outer radiating piece 40, and outer radiating piece 40 can be fixed on lampshade 30, so as to improve fluorescent tube 100 Structural reliability.
Fluorescent tube 100 according to embodiments of the present invention, by setting heat sink 10, can in order to the radiating of pcb board 20, and By setting outer radiating piece 40, heat can be caused to be delivered to from pcb board 20 in external environment condition, so as to effectively reduce The operating temperature of fluorescent tube 100, the heat dispersion of fluorescent tube 100 can be improved, the power of fluorescent tube 100 can be improved.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. mean to combine the specific features of the embodiment or example description, structure, material or Feature is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term Necessarily it is directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, ability The technical staff in domain can enter the different embodiments or example and the feature of different embodiments or example described in this specification Row combines and combination.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment be it is exemplary, It is not considered as limiting the invention, one of ordinary skill in the art within the scope of the invention can be to above-described embodiment It is changed, changes, replacing and modification.

Claims (12)

  1. A kind of 1. fluorescent tube, it is characterised in that including:
    Heat sink, the heat sink have radiating surface;
    Pcb board, the pcb board are arranged on the radiating surface, and light source is provided with the pcb board;
    Lampshade, the lampshade are located at the outside of the heat sink;
    Outer radiating piece, the outer radiating piece are connected with the heat sink and expose the lampshade to be exchanged heat with external environment condition.
  2. 2. fluorescent tube according to claim 1, it is characterised in that the heat sink has multiple radiating surfaces, described Pcb board is multiple and is separately mounted on the multiple radiating surface.
  3. 3. fluorescent tube according to claim 2, it is characterised in that the heat sink has three radiating surfaces, the radiating The cross section of plate is triangle.
  4. 4. fluorescent tube according to claim 3, it is characterised in that three circumferences point are provided with the inner peripheral surface of the lampshade Cloth and the support protrusion to extend internally, the support protrusion is interior to stretch respectively formed with brace groove, three sides of the heat sink Enter in the brace groove.
  5. 5. fluorescent tube according to claim 1, it is characterised in that the outer radiating piece includes:
    Integral support portion, the integral support portion are provided with supported hole, and the end of the heat sink is stretched into the supported hole;
    Outer portion, the outer portion are arranged on the outside of the integral support portion and are arranged and be fixed on the lampshade.
  6. 6. fluorescent tube according to claim 5, it is characterised in that also include:Actuator, the actuator are arranged on institute The both sides for being located at the integral support portion respectively in lampshade and with the pcb board are stated, are provided with the integral support portion around described Support multiple routing holes of pore size distribution.
  7. 7. fluorescent tube according to claim 6, it is characterised in that also include:Connection end, the connection end and institute State and limit actuator installation cavity between outer radiating piece.
  8. 8. fluorescent tube according to claim 5, it is characterised in that radiating groove is provided with the outer peripheral face of the outer portion.
  9. 9. fluorescent tube according to claim 8, it is characterised in that the radiating groove is along the axially extending of the outer portion And it is uniformly distributed in the circumference of the outer portion.
  10. 10. fluorescent tube according to claim 1, it is characterised in that the outer radiating piece is two and is connected to institute State the both ends of heat sink.
  11. 11. fluorescent tube according to claim 1, it is characterised in that the outer radiating part is metalwork.
  12. 12. fluorescent tube according to claim 1, it is characterised in that formed with cooling water recirculation system in the heat sink.
CN201610354962.6A 2016-05-25 2016-05-25 Fluorescent tube Pending CN107435823A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610354962.6A CN107435823A (en) 2016-05-25 2016-05-25 Fluorescent tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610354962.6A CN107435823A (en) 2016-05-25 2016-05-25 Fluorescent tube

Publications (1)

Publication Number Publication Date
CN107435823A true CN107435823A (en) 2017-12-05

Family

ID=60453347

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610354962.6A Pending CN107435823A (en) 2016-05-25 2016-05-25 Fluorescent tube

Country Status (1)

Country Link
CN (1) CN107435823A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101144604A (en) * 2007-10-16 2008-03-19 李旭亮 Section bar
CN201416769Y (en) * 2009-06-09 2010-03-03 张丽娟 Sleeve-type fluorescent lamp with heat-dissipation sleeve
CN101846248A (en) * 2010-02-10 2010-09-29 上海嘉塘电子有限公司 360-dgree luminous LED self-heat-radiation fluorescent lamp type lamp fitting
CN202032333U (en) * 2011-03-14 2011-11-09 苏州工业园区和昕国际新能源有限公司 Light-emitting diode (LED) daylight lamp tube capable of irradiating in 360 degrees
CN102661510A (en) * 2012-04-29 2012-09-12 广州南科集成电子有限公司 Rotatable LED (Light-Emitting Diode) fluorescent lamp tube
CN103277758A (en) * 2013-05-08 2013-09-04 西安重装渭南光电科技有限公司 Method for modifying existing daylight lamp
JP2014164976A (en) * 2013-02-25 2014-09-08 Sodick Co Ltd Straight tube light emission diode type floodlight
CN104279434A (en) * 2013-07-03 2015-01-14 天津津亚电子有限公司 LED lamp tube capable of emitting light by 360 degrees

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101144604A (en) * 2007-10-16 2008-03-19 李旭亮 Section bar
CN201416769Y (en) * 2009-06-09 2010-03-03 张丽娟 Sleeve-type fluorescent lamp with heat-dissipation sleeve
CN101846248A (en) * 2010-02-10 2010-09-29 上海嘉塘电子有限公司 360-dgree luminous LED self-heat-radiation fluorescent lamp type lamp fitting
CN202032333U (en) * 2011-03-14 2011-11-09 苏州工业园区和昕国际新能源有限公司 Light-emitting diode (LED) daylight lamp tube capable of irradiating in 360 degrees
CN102661510A (en) * 2012-04-29 2012-09-12 广州南科集成电子有限公司 Rotatable LED (Light-Emitting Diode) fluorescent lamp tube
JP2014164976A (en) * 2013-02-25 2014-09-08 Sodick Co Ltd Straight tube light emission diode type floodlight
CN103277758A (en) * 2013-05-08 2013-09-04 西安重装渭南光电科技有限公司 Method for modifying existing daylight lamp
CN104279434A (en) * 2013-07-03 2015-01-14 天津津亚电子有限公司 LED lamp tube capable of emitting light by 360 degrees

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Application publication date: 20171205