CN107940263A - A kind of energy saving type LED lamp - Google Patents

A kind of energy saving type LED lamp Download PDF

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Publication number
CN107940263A
CN107940263A CN201711379749.1A CN201711379749A CN107940263A CN 107940263 A CN107940263 A CN 107940263A CN 201711379749 A CN201711379749 A CN 201711379749A CN 107940263 A CN107940263 A CN 107940263A
Authority
CN
China
Prior art keywords
led lamp
light
bulb shield
total reflection
radiator
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
CN201711379749.1A
Other languages
Chinese (zh)
Inventor
张基俊
朱锦华
陈伟宏
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.)
Huangshan City Polyluminescent Lighting Technology Co Ltd
Original Assignee
Huangshan City Polyluminescent Lighting Technology 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 Huangshan City Polyluminescent Lighting Technology Co Ltd filed Critical Huangshan City Polyluminescent Lighting Technology Co Ltd
Priority to CN201711379749.1A priority Critical patent/CN107940263A/en
Publication of CN107940263A publication Critical patent/CN107940263A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/238Arrangement or mounting of circuit elements integrated in the light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/68Details of reflectors forming part of the light source
    • 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
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/0015Fastening arrangements intended to retain light sources
    • F21V19/0025Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
    • 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
    • F21V29/502Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/503Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
    • 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
    • F21V7/00Reflectors for light sources
    • F21V7/22Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • 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]

Landscapes

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

Abstract

The invention belongs to the LED field.The object of the present invention is to provide the energy saving type LED lamp that a kind of color developing effect is good, light emitting angle is big.The technical solution of use is:A kind of energy saving type LED lamp, includes the radiator and lamp cap of sequentially connected bulb shield, cylindricality.Radiator is with setting LED illuminating modules on the end face of bulb shield opposite side.LED illuminating modules include LED substrate, LED lamp bead and total reflection pipe.The plate face of LED substrate and the end face of radiator are affixed, and the one side of LED substrate towards bulb shield sets LED lamp bead.One end of total reflection pipe is opposite with LED lamp bead and sets the light inlet injected for light, and the other end is stretched into inside bulb shield, is totally reflected and some light-emitting windows projected for light are set on the tube body of pipe.Light emitting angle bigger of the present invention, more light efficiency higher, energy conservation and environmental protection.

Description

A kind of energy saving type LED lamp
Technical field
The invention belongs to the LED field, and in particular to a kind of energy saving type LED lamp.
Background technology
Conventional incandescent energy consumption is high, short life, under the overall situation of global resources anxiety under, prohibited gradually by national governments Only producing, substitute products are electronic energy-saving lamps therewith, although electronic energy-saving lamp improves energy-saving effect, but due to the use of many The heavy metal element of environment is polluted, and runs counter to the main trend of environmental protection, its development also has certain limitation.LED is The abbreviation of light emitting diode, it is made using electronics with that can give off the principle of visible ray during hole-recombination.With LED skills The high speed development of art, LED illumination are increasingly becoming the only choosing of novel green illumination.And LED is in principle of luminosity, energy-saving and environmental protection Aspect on all be far superior to traditional lighting products.Existing civil lamp generally use ball steeps incandescent lamp, if LED will substitute this Kind of incandescent lamp locates a kind of all similar with incandescent lamp light bulb in base shapes or in appearance it is necessary to develop, we by this Kind LED light is known as LEDbulb lamp.
Existing LEDbulb lamp includes lamp cap, driving power, radiator, LED illuminating modules and bulb shield.For heat dissipation Demand, generally require LED illuminating modules being installed on bulb shield open at one end (namely close to one end of lamp cap), this just leads Cause LED illuminating modules LED lamp bead be equally fully inserted into without image of Buddha conventional incandescent in bulb shield, cause its light-emitting area it is small, Light emitting angle is narrow, it is impossible to comprehensively and effectively replaces traditional incandescent lamp.Meanwhile the LEDbulb lamp of this structure shines mould in LED , could be by light at bulb shield refraction, so that existing LEDbulb lamp goes out after group shines, it is necessary to by a distance Light efficiency, light luminance, colour rendering index, dazzle etc. are all to be improved.
Certainly, also there is part LEDbulb lamp product by the way of conventional incandescent light bulb is the same, LED illuminating modules is complete It is installed on entirely in bulb shield, but since LED illuminating modules are away from radiator, can not effectively solves the heat dissipation problem of LED lamp bead, Cause the service life of LEDbulb lamp not grown, cause the popularization of LEDbulb lamp to be extremely limited, or even in consumer Leave very poor public praise.
The content of the invention
The object of the present invention is to provide the energy saving type LED lamp that a kind of color developing effect is good, light emitting angle is big.
For achieving the above object, the technical solution adopted in the present invention is:A kind of energy saving type LED lamp, including successively The bulb shield of connection, the radiator of cylindricality and lamp cap;The radiator on the end face of bulb shield opposite side with setting LED to shine Module;
The LED illuminating modules include LED substrate, LED lamp bead and total reflection pipe;The plate face of the LED substrate and heat dissipation The end face of body is affixed, and the one side of the LED substrate towards bulb shield sets LED lamp bead;One end of the total reflection pipe and LED light Pearl is opposite and sets the light inlet injected for light, and the other end is stretched into inside bulb shield, be totally reflected on the tube body of pipe set it is some The light-emitting window projected for light.
Preferably, the one side that LED lamp bead is provided with the LED substrate is further fixedly arranged on install housing, the installation Set on case and manage matched relief hole with total reflection, the position of the relief hole is opposite with total reflection pipe;Relief hole it is interior Rubber ring set is set on wall, and the total reflection pipe is clamped in relief hole by rubber ring set.
Preferably, the axis of the LED lamp bead and total reflection pipe along bulb shield is uniformly arranged multigroup, and more are totally reflected pipe Upper end is in the divergent shape towards the bending of bulb shield inner wall direction;The light-emitting window is distributed in side and the projecting end for being totally reflected and managing outwardly End face on.
Preferably, the total reflection pipe includes the outer tube made of memorial alloy, and the inside of the outer tube is filled with transparent Plastic core, sets through hole on the tube body of the outer tube, and the transparent plastic core position opposite with through hole sets notch, it is described go out Optical port is collectively formed by through hole and notch.
Preferably, reflectance coating is set on the inner wall of the outer tube.
Preferably, the radiator is connected on the end face of one end with bulb shield and sets and the matched ring in bulb shield openend The groove of shape, the openend of the bulb shield are caught in groove and Nian Jie with radiator by fluid sealant.
Preferably, for be connected with bulb shield one section of the radiator in round table-like, one section be connected with lamp cap is cylindrical; One section of round table-like direction along remote bulb shield becomes larger, and sets radiating fin in outer surface;It is described cylindric One section of outside diameter is engaged with the internal diameter of lamp cap, and is connected with cap screw thread.
Preferably, the radiating fin along the round table-like one section of side of radiator slope aspect extend, adjacent two radiating fin it Between form convection channel.
Preferably, driving power, the axially disposed threading hole of radiator, the driving electricity are set inside the lamp cap Source is connected by the electric wire in threading hole with LED illuminating module electric wires.
Preferably, the lamp cap is screw socket.
Beneficial effects of the present invention embody a concentrated reflection of:
1st, when in use, LED lamp bead is injected light into total reflection pipe, recycles total reflection pipe to import light into bulb shield Portion, last light are projected by light-emitting window.Since luminous position of the present invention is located in the middle part of bulb shield, and is no longer confined to bulb shield and opens Mouth one end.Therefore, present invention light emitting angle bigger, more light efficiency higher, energy-saving ring in the case where LED lamp bead specification is identical Protect.The design of multiple light-emitting windows also make it that illumination is more uniform, reduces the generation of dazzle.And since light-emitting window more leans on Low beam bubble-cap, thus color developing effect is more preferable, light luminance more preferably.
2nd, since LED lamp bead and LED substrate are close to the setting of radiator, light efficiency, light emitting angle has both been ensure that, in turn ensure that Heat dissipation effect, has longer service life.
3rd, the configuration of the present invention is simple, low manufacture cost, are very suitable for being replaced traditional incandescent lamp, have wide The market space.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention;
Fig. 2 is the structure diagram before present invention assembling;
Fig. 3 is the internal structure schematic diagram of the present invention;
Fig. 4 is the structure diagram of the pipe of structure total reflection shown in Fig. 3 in one of the states;
Fig. 5 is A portions enlarged drawing in Fig. 3;
Fig. 6 is B portions enlarged drawing in Fig. 4.
Embodiment
A kind of energy saving type LED lamp with reference to shown in Fig. 1-6, includes 2 and of radiator of sequentially connected bulb shield 1, cylindricality Lamp cap 3, the bulb shield 1 use bulb lamp cover, and the radiator 2 is made of aluminium alloy, and the lamp cap 3 uses screw socket Or mouth hanging lamp cap, for the ease of installation, generally select screw socket.On the end face of the radiator 2 and 1 opposite side of bulb shield LED illuminating modules are set.As shown in Figures 3 and 4, the bulb shield 1 is located at the top of radiator 2, that is, in radiator 2 upward One end end face on set LED illuminating modules.Conversely, when bulb shield 1 is located at lower section, that is, the end face of one end is set downward Put LED illuminating modules.
The LED illuminating modules include LED substrate 4, LED lamp bead 5 and total reflection pipe 6, the LED substrate namely for Drive the circuit substrate of LED lamp bead 5.The plate face of the LED substrate 4 and the end face of radiator 2 are affixed, in order to ensure the steady of connection The qualitative and stability of heat transfer is be bonded by heat conductive silica gel between usual LED substrate 4 and radiator 2.It is as shown in figure 5, described The one side of LED substrate 4 towards bulb shield 1 sets LED lamp bead 5.It is described total reflection pipe 6 be used for by LED lamp bead 5 send cross line into The substantially loss-free conduction of row, like the effect of optical fiber.The main body of pipe 6 is totally reflected usually by transparent plastic, glass, quartz etc. It is made, light is conducted using the total reflection principle of light.
One end of total reflection pipe is opposite with LED lamp bead 5 and sets the light inlet injected for light, and the other end stretches into bulb shield Inside 1, it is totally reflected on the tube body of pipe 6 and some light-emitting windows projected for light is set.As shown in Figure 3, that is to say, that total reflection pipe 6 lower end sets light inlet, and the light inlet is corresponding with LED lamp bead 5, the light sent for collecting LED lamp bead 5.Total reflection The upper end of pipe 6 is stretched into inside bulb shield 1, and sets light-emitting window on one section stretched into.Part can be all-trans by each light-emitting window The light export total reflection pipe 6 propagated in pipe 6 is penetrated, light-emitting window is usually just provided in the notch in total reflection 6 main body of pipe, utilizes Light is exported total reflection pipe 6 by the refraction of the light of indentation, there.
When in use, LED lamp bead 5 is injected light into total reflection pipe 6, recycles total reflection pipe 6 to import light into bulb shield 1 Portion, last light are projected by light-emitting window.Since luminous position of the present invention is located at the middle part of bulb shield 1, and is no longer confined to bulb shield 1 Open at one end.Therefore, present invention light emitting angle bigger in the case where 5 specification of LED lamp bead is identical, light efficiency higher, is more saved Can environmental protection.The design of multiple light-emitting windows also make it that illumination is more uniform, reduces the generation of dazzle.And due to light-emitting window more Close bulb shield 1, therefore color developing effect is more preferable, light luminance more preferably.Simultaneously as LED lamp bead 5 and LED substrate 4 are close to dissipate The setting of hot body 2, both ensure that light efficiency, light emitting angle, and in turn ensure that heat dissipation effect, have longer service life.Solve at the same time Certainly weak heat-dissipating and the problems such as small light emitting angle in the prior art.In addition, the configuration of the present invention is simple, low manufacture cost, are very suitable for Traditional incandescent lamp is replaced, has a vast market space.
For the ease of being totally reflected the installation of pipe 6, more preferable way is to be provided with the one of LED lamp bead 5 in the LED substrate 4 Face, as shown in figure 5, the upper surface of namely LED substrate 4 is further fixedly arranged on install housing 7, install housing 7 generally also with LED Substrate 4 is bonded.Set in the install housing 7 with being totally reflected 6 matched relief hole of pipe, the position of the relief hole is with being all-trans It is opposite to penetrate pipe 6, that is to say, that relief hole corresponds to a total reflection pipe 6, and every total reflection pipe 6 has a confession, and it is passed through Relief hole.Rubber ring set 8 is set on the inner wall of relief hole, and the total reflection pipe 6 is clamped in relief hole by rubber ring set 8. In this way, assembling when, only need to will total reflection pipe 6 be inserted into relief hole, make its end tightly be resisted against LED lamp bead 5 shine On face.During through relief hole, total reflection pipe 6 extrudes rubber ring set 8, so that it is connected to relief hole It is interior.It is simple in structure, easy to operate.
The quantity of the LED lamp bead 5 of the present invention can only set one, when the quantity of LED lamp bead 5 only has one, total reflection Pipe 6 is correspondingly arranged one, and at this time, the light-emitting window being totally reflected on pipe 6 is distributed generally uniformly in side face and the end face of total reflection pipe 6 On.In order to make light-emitting window more can also be fabricated to curved and structure close to bulb shield 1, total reflection pipe 6, light-emitting window is set Crooked position at it closer to bulb shield 1.Certainly, LED lamp bead 5 of the invention can also be set multiple, that is to say, that LED light Pearl 5 and total reflection pipe 6 are correspondingly arranged multigroup.The LED lamp bead 5 and total reflection pipe 6 are uniformly arranged along the axis of bulb shield 1, such as Shown in Fig. 3 and 4,4 groups of LED lamp beads 5 and total reflection pipe 6 are provided with.3 total reflections are only shown due to being to cut open relation of plane, in figure Pipe 6 and 3 LED lamp beads 5, LED lamp bead 5 and total reflection pipe 6 are uniformly distributed around overall axis of the invention.And more are all-trans The upper end for penetrating pipe 6 is in the divergent shape towards the bending of 1 inner wall direction of bulb shield, thus can be more close to bulb shield 1, so that into one Step improves color developing effect and light luminance, and in this case, the light-emitting window is distributed in total reflection pipe 6 side outwardly and outstanding Stretch on the end face at end, such as Fig. 3 that is, the light-emitting window positioned at the total reflection pipe 6 in left side is located on the side face on the left of it and pushes up On the end face in portion, the light-emitting window positioned at the total reflection pipe 6 on right side is located on the side face on the right side of it and on the end face at top, in being located at Between the light-emitting window of total reflection pipe 6 be located on the side face of its behind and on the end face at top.
Since more total reflection pipes 6 are in divergent shape, and the opening size of bulb shield 1 is smaller, especially in total reflection pipe 6 When quantity is more, for the ease of being totally reflected the installation of pipe 6, more preferable way is.The total reflection pipe 6 is included by memorial alloy system Into outer tube 9, the inside of the outer tube 9 is filled with transparent plastic core 10.In order to further improve the fully reflective of total reflection pipe 6 Can, more preferable way can set reflectance coating on the inner wall of the outer tube 9.Through hole is set on the tube body of the outer tube 9 11, the transparent plastic core 10 position opposite with through hole 11 sets notch 12, and the light-emitting window is total to by through hole 11 and notch 12 With composition.Outer tube 9 made of memorial alloy in the state of top bending, in low temperature in vertical state, is being pacified at room temperature During dress, outer tube 9 is connected under low-temperature condition with LED substrate 4, outer tube 9 is in vertical state at this time, after being installed in place, As temperature is recovered, outer tube 9 starts to bend, and more total reflection pipes 6 show the form of divergent shape.In this way, install Enhanced convenience is quick, is especially suitable for the reflection tube 6 more small and comprehensive that is open of bulb shield 1 and bends more and larger situation, improves The efficiency of production and assembly.
The bulb shield 1 of the present invention is typically directly Nian Jie with the upper surface of radiator 2, but due to the edge of the opening of bulb shield 1 With radiator 2 can bond area it is smaller.In order to improve the reliability of bonding, while ensure that the position of bulb shield 1 is more regular.Also Can the radiator 2 be connected with bulb shield 1 set on the end face of one end it is matched annular recessed with 1 openend of bulb shield Groove, the openend of the bulb shield 1 are caught in groove and be bonded with radiator 2 by fluid sealant.So, the side wall of groove There is the contact area of bigger with the surfaces externally and internally of 1 opening of bulb shield, bonding is more firm, and groove can be to bulb shield 1 progress is spacing, makes the error of 1 installation site of bulb shield minimum, improves the quality of product.
For the light bulb that some power are larger, in order to further improve the heat dissipation performance of the present invention, while make radiator 2 with The connection of lamp cap 3 is more stable.More preferable way is that one section that the radiator 2 is connected with bulb shield 1 is in round table-like, with lamp cap 3 One section of connection is cylindrical, and described cylindric one section of outside diameter is engaged with the internal diameter of lamp cap 3, and is threadedly coupled with lamp cap 3. Described round table-like one section becomes larger along the direction away from bulb shield 1, as shown in Figure 1, the bulb shield 1 is upper, that is, Say that the upper end of radiator 2 from top to bottom becomes larger, and radiating fin 13 is set in the outer surface of this section.The radiating fin 13 Concrete structure it is more, such as the radiating fin 13 can be the a-circle-by-a-circle annular fin being looped around on radiator 2, Spiral helicine fin being looped around on radiator 2 etc..Certainly, in order to improve the heat dissipation performance of the present invention, more preferable way is institute State radiating fin 13 along the slope aspect of 2 round table-like one sections of sides of radiator to extend, formed between adjacent two radiating fin 13 to circulation Road, the air that convection channel can promote to carry out heat exchange in passage with radiator 2 produces quick convection current, so as to improve heat dissipation The radiating rate of body 2.
In order to optimize the structure of the present invention, driving power 14 of the invention is typically directly arranged in lamp cap 3, that is, institute The inside of lamp cap 3 is stated as cavity and driving power 14 is directly set.The axially disposed threading hole 15 of radiator 2, the driving Power supply 14 is connected by the electric wire in threading hole 15 with LED illuminating module electric wires, and the power supply of LED illuminating modules is by driving electricity Source 14 supplies.

Claims (10)

1. a kind of energy saving type LED lamp, includes the radiator (2) and lamp cap (3) of sequentially connected bulb shield (1), cylindricality;It is described to dissipate Hot body (2) is with setting LED illuminating modules on the end face of bulb shield (1) opposite side;
It is characterized in that:The LED illuminating modules include LED substrate (4), LED lamp bead (5) and total reflection pipe (6);The LED The plate face of substrate (4) and the end face of radiator (2) are affixed, and the one side of the LED substrate (4) towards bulb shield (1) sets LED light Pearl (5);One end of the total reflection pipe (6) is opposite with LED lamp bead (5) and sets the light inlet injected for light, and the other end is stretched Enter bulb shield (1) inside, some light-emitting windows projected for light are set on the tube body of total reflection pipe (6).
2. energy saving type LED lamp according to claim 1, it is characterised in that:LED lamp bead is provided with the LED substrate (4) (5) one side is further fixedly arranged on install housing (7), is set on the install housing (7) and manages that (6) are matched to be allowed with total reflection Position hole, the position of the relief hole are opposite with total reflection pipe (6);Rubber ring set (8) is set on the inner wall of relief hole, it is described to be all-trans Pipe (6) is penetrated to be clamped in relief hole by rubber ring set (8).
3. energy saving type LED lamp according to claim 2, it is characterised in that:The LED lamp bead (5) and total reflection pipe (6) edge The axis of bulb shield (1) be uniformly arranged it is multigroup, more total reflection pipe (6) upper ends be in towards bulb shield (1) inner wall direction bending Divergent shape;The light-emitting window is distributed on total reflection pipe (6) side outwardly and the end face of projecting end.
4. energy saving type LED lamp according to claim 3, it is characterised in that:The total reflection pipe (6) is included by memorial alloy Manufactured outer tube (9), the inside of the outer tube (9) are filled with transparent plastic core (10), are set on the tube body of the outer tube (9) logical Hole (11), the transparent plastic core (10) position opposite with through hole (11) set notch (12), and the light-emitting window is by through hole (11) collectively formed with notch (12).
5. energy saving type LED lamp according to claim 4, it is characterised in that:Reflection is set on the inner wall of the outer tube (9) Film.
6. energy saving type LED lamp according to claim 5, it is characterised in that:The radiator (2) is connected with bulb shield (1) Setting and the matched annular groove in bulb shield (1) openend on the end face of one end, the openend of the bulb shield (1) is caught in It is in groove and Nian Jie with radiator (2) by fluid sealant.
7. energy saving type LED lamp according to claim 6, it is characterised in that:The radiator (2) is connected with bulb shield (1) One section in round table-like, one section be connected with lamp cap (3) is cylindrical;Described round table-like one section along away from bulb shield (1) Direction becomes larger, and sets radiating fin (13) in outer surface;The internal diameter phase of described cylindric one section of outside diameter and lamp cap (3) Coordinate, and be threadedly coupled with lamp cap (3).
8. energy saving type LED lamp according to claim 7, it is characterised in that:The radiating fin (13) is round along radiator (2) The slope aspect of one section of side of mesa-shaped extends, and convection channel is formed between adjacent two radiating fin (13).
9. energy saving type LED lamp according to claim 8, it is characterised in that:Driving power is set inside the lamp cap (3) (14), the axially disposed threading hole of the radiator (2) (15), the driving power (14) pass through in threading hole (15) Electric wire is connected with LED illuminating module electric wires.
10. energy saving type LED lamp according to claim 9, it is characterised in that:The lamp cap (3) is screw socket (3).
CN201711379749.1A 2017-12-20 2017-12-20 A kind of energy saving type LED lamp Pending CN107940263A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711379749.1A CN107940263A (en) 2017-12-20 2017-12-20 A kind of energy saving type LED lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711379749.1A CN107940263A (en) 2017-12-20 2017-12-20 A kind of energy saving type LED lamp

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Publication Number Publication Date
CN107940263A true CN107940263A (en) 2018-04-20

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Country Link
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Application publication date: 20180420