CN107237995A - A kind of LED bulb of high efficiency and heat radiation - Google Patents

A kind of LED bulb of high efficiency and heat radiation Download PDF

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Publication number
CN107237995A
CN107237995A CN201710556253.0A CN201710556253A CN107237995A CN 107237995 A CN107237995 A CN 107237995A CN 201710556253 A CN201710556253 A CN 201710556253A CN 107237995 A CN107237995 A CN 107237995A
Authority
CN
China
Prior art keywords
high efficiency
heat radiation
fan
led
bulb
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
CN201710556253.0A
Other languages
Chinese (zh)
Inventor
刘小飞
魏彬
朱奕光
赵俊杰
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.)
Foshan Electrical and Lighting Co Ltd
Original Assignee
Foshan Electrical and Lighting 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 Foshan Electrical and Lighting Co Ltd filed Critical Foshan Electrical and Lighting Co Ltd
Priority to CN201710556253.0A priority Critical patent/CN107237995A/en
Publication of CN107237995A publication Critical patent/CN107237995A/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
    • F21K9/237Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • 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
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • 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
    • F21V19/003Fastening of light source holders, e.g. of circuit boards or substrates holding 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
    • F21V29/60Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • F21V29/67Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
    • 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
    • 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]

Abstract

The present invention relates to a kind of LED bulb of high efficiency and heat radiation, including lamp holder, the first shell being connected with the lamp holder, the driving power supply positioned at first enclosure, the air inlet/outlet isolation structure being connected with first shell, the fan inside the air inlet/outlet isolation structure, the second housing being connected with first shell, the LED lamp panel inside the second housing and the lampshade being connected with the second housing;The air inlet/outlet isolation structure is located at first enclosure, and its form and dimension and the form and dimension of first shell match, and outward flange and first outer casing inner wall are bonded to each other.The LED bulb for the high efficiency and heat radiation that the present invention is provided, the fan is located between the driving power supply and the LED lamp panel, inside the LED bulb of the high efficiency and heat radiation, main heat generating components is exactly driving power supply and LED lamp panel, driving power supply and the LED lamp panel are separated by the fan, realize the separation of photoelectricity thermal source, it is ensured that the service life of driving power supply and LED lamp panel.

Description

A kind of LED bulb of high efficiency and heat radiation
Technical field
The present invention relates to a kind of lighting technical field, in particular it relates to a kind of LED bulb of high efficiency and heat radiation.
Background technology
LED bulb gradually replaces conventional bulb due to the various advantages of its own, however, the inside of LED bulb is set simultaneously There are driving power supply and LED/light source heat generating components, during work, driving power supply and LED/light source can produce substantial amounts of heat, and heat exists Aggregation can influence the service life of LED bulb again inside LED bulb, and it is to compare stubborn problem in the industry to cause its heat dissipation problem, Especially high-power LED bulb, heat dissipation problem is more notable, therefore, it is necessary to a kind of LED bulb of perfect heat-dissipating is proposed, Solve problem above.
The present invention proposes a kind of LED bulb of high efficiency and heat radiation, and high-efficiency heat radiation structure, thermal diffusivity are provided with inside LED bulb Can be good, it is ensured that the service life of LED bulb.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of LED bulb of high efficiency and heat radiation, provided with height inside LED bulb Imitate radiator structure, perfect heat-dissipating, it is ensured that the service life of LED bulb.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of LED bulb of high efficiency and heat radiation, including lamp holder, with it is described The first shell that lamp holder is connected, the driving power supply positioned at first enclosure, with entering that first shell is connected Air-out isolation structure, the fan inside the air inlet/outlet isolation structure, the second housing being connected with first shell, LED lamp panel inside the second housing and the lampshade being connected with the second housing;
The air inlet/outlet isolation structure is located at first enclosure, the shape of its form and dimension and first shell and Size matches, and outward flange and first outer casing inner wall are bonded to each other;
The form and dimension of the fan and the form and dimension of the air inlet/outlet isolation structure match, and the fan is located at Between the driving power supply and the LED lamp panel.
Preferably, first shell is in housing shape, and it includes bulb holder connection structure, positioned at the first shell side At least one convection holes a, cavity and the ledge structure positioned at the cavity inside.
Preferably, the bulb holder connection structure includes bulb holder connection structure a and bulb holder connection structure b, the lamp holder connection Structure a diameter is less than the diameter of the bulb holder connection structure b.
Preferably, the ledge structure is located at the top of the cavity, to protrude from the step of first enclosure Shape is raised, and its form and dimension and the form and dimension of the air inlet/outlet isolation structure match.
Preferably, the air inlet/outlet isolation structure is in integrative-structure, on the ledge structure, and it includes fan installation Position and positioned at the outer of fan installation position surrounding;
The outer is located at the surrounding of the fan installation position, its form and dimension and the form and dimension phase of the ledge structure Matching.
Preferably, the fan is located at the fan installation position, its form and dimension and the shape of the fan installation position And size matches.
Preferably, the second housing is connected with first shell, and it includes lamp plate installation position and at least one is right Discharge orifice b, the convection holes b are located at the fringe region of the second housing.
Preferably, the LED lamp panel, the shape of its form and dimension and the LED lamp panel are installed in the lamp plate installation position And size matches.
Preferably, in addition to radiator, the radiator is the heat radiating fin between the LED lamp panel and the fan Piece.
Preferably, it is additionally provided with the second housing at least two necks, the lampshade and is provided with least two cards Button and the opening positioned at the buckle both sides, shape, the size and location of the buckle and the neck match.
Compared with prior art, the beneficial effects of the present invention are:
1st, the LED bulb of high efficiency and heat radiation that the present invention is provided, the fan be located at the driving power supply and the LED lamp panel it Between, inside the LED bulb of the high efficiency and heat radiation, main heat generating components is exactly driving power supply and LED lamp panel, passes through the fan Driving power supply and the LED lamp panel are separated, the separation of photoelectricity thermal source is realized, it is ensured that the use of driving power supply and LED lamp panel Life-span.
2nd, in the LED bulb for the high efficiency and heat radiation that the present invention is provided, the circulation path of air, the LED lamp panel can be passed through With the driving power supply, therefore, the heat that the heat or driving power supply that whether LED lamp panel comes out come out, It can be accelerated to distribute in time by fan, while ensure that the service life of the LED lamp panel and driving power supply.
3rd, the LED bulb for the high efficiency and heat radiation that the present invention is provided, the convection holes b is located at the marginal zone of the second housing Domain, is easy to the convection current of the inner air and outer air of the LED bulb of the high efficiency and heat radiation, after the LED bulb installation of the high efficiency and heat radiation, Whole bulb only convection holes a and convection holes b can realize the cross-ventilation inside and outside the LED bulb of the high efficiency and heat radiation, when described After fan is powered, air enters from convection holes a, is flowed out again from the convection holes b by the fan, or enter from convection holes b Enter, flowed out again from the convection holes a by the fan, the exchange process of air can accelerate through passing through fan, accelerate air Velocity of liquid assets so that accelerate bulb heat distributes speed, it is ensured that the service life of bulb.
4th, the LED bulb for the high efficiency and heat radiation that the present invention is provided, due to the air inside the LED bulb of the high efficiency and heat radiation only It can be passed in and out by the fan installation position, the fan is installed on the fan installation position, fan is rotated after being powered, and is accelerated empty Air-flow leads to, so as to accelerate the circulation of the LED bulb inner air of the high efficiency and heat radiation so that the LED of the high efficiency and heat radiation Heat inside bubble is timely distributed, and prevents heat from gathering inside the LED bulb of the high efficiency and heat radiation, influences the height Imitate the service life of the LED bulb of radiating.
Brief description of the drawings
The exploded view of the LED bulb for the high efficiency and heat radiation that Fig. 1 provides for the present invention;
The structural representation of first shell of the LED bulb for the high efficiency and heat radiation that Fig. 2 provides for the present invention;
The structural representation of the air inlet/outlet isolation structure of the LED bulb for the high efficiency and heat radiation that Fig. 3 provides for the present invention;
The structural representation of the second housing of the LED bulb for the high efficiency and heat radiation that Fig. 4 provides for the present invention.
Embodiment
In order that those skilled in the art more fully understands technical scheme, it is below in conjunction with the accompanying drawings and preferred real Applying example, the present invention is described in further detail.
As Figure 1-4, a kind of LED bulb of high efficiency and heat radiation, including lamp holder 1, be connected with the lamp holder 1 first outside Shell 2, the driving power supply 3 inside first shell 2, the air inlet/outlet isolation structure 4 being connected with first shell 2, Fan 5 inside the air inlet/outlet isolation structure 4, the second housing 6 being connected with first shell 2, positioned at described LED lamp panel 7 inside second housing 6 and the lampshade 8 being connected with the second housing 6;
The air inlet/outlet isolation structure 4 is located inside first shell 2, its form and dimension and the shape of first shell 2 Shape and size match, and outward flange and the inwall of the first shell 2 are bonded to each other;
The form and dimension of the fan 5 and the form and dimension of the air inlet/outlet isolation structure 4 match, and the fan 5 Between the driving power supply 3 and the LED lamp panel 7.
The lamp holder 1 is used for electrical connection and the mechanical connection of the LED bulb for realizing the high efficiency and heat radiation and extraneous power supply, its It can be that screwed socket can also be bayonet socket, different types of lamp holder is selected with specific reference to being actually needed.
First shell 2 is used to install and protect part on its interior, and in housing shape, it includes lamp holder connection knot Structure 21, at least one convection holes a22 positioned at the side of the first shell 2, cavity 23 and inside the cavity 23 Ledge structure 24.
The bulb holder connection structure 21 is used to realize being fixedly connected for first shell 2 and the lamp holder 1, and it includes lamp Head attachment structure a21a and bulb holder connection structure b21b, the bulb holder connection structure a21a diameter are less than the lamp holder and connect knot Structure b21b diameter, i.e., described bulb holder connection structure a21a and bulb holder connection structure b21b is used for the lamp holder for matching different size, Highly versatile, meets in the demand of different clients, the present embodiment, and the bulb holder connection structure a21a is used to match specification for E27 Lamp holder, the bulb holder connection structure b21b be used for match specification be E40 lamp holder.
The convection holes a22 is located at the side of first shell 2, and its quantity is one or more, in the present embodiment, institute The quantity for stating convection holes a22 is 4, positioned at the surrounding of first shell 2, inside the LED bulb for being easy to the high efficiency and heat radiation Heat distribute in time, prevent the service life of heat agglomeration economies bulb inside the LED bulb of the high efficiency and heat radiation.
The cavity 23 is used to house the driving power supply 3, air inlet/outlet isolation structure 4 and fan 5.
The ledge structure 24 is located at the top of the cavity 23, step-like inside first shell 2 to protrude from Projection, for installing the air inlet/outlet isolation structure 4, the shape of its form and dimension and the air inlet/outlet isolation structure 4 and big Small to match, it is fixedly connected between the air inlet/outlet isolation structure 4 by screw, is easy to the LED of the high efficiency and heat radiation Air inside bubble at the air inlet/outlet isolation structure 4 by circulating.
The driving power supply 3 is located inside first shell 2, and it is electrically connected with the LED lamp panel 7, for ensureing State the normal work of LED lamp panel 7.
The air inlet/outlet isolation structure 4 is in integrative-structure, and on the ledge structure 24, it includes fan installation position 41 With positioned at the outer 42 of fan installation position surrounding, the fan installation position 41 is used to installing the fan 5, its shape according to The profile of fan 5 is designed, in the present embodiment, and being shaped as the fan installation position 41 is square.
The outer 42 is located at the surrounding of the fan installation position 41, for fixing the air inlet/outlet isolation structure 4, its shape Shape and size and the form and dimension of the ledge structure 24 match, and during installation, the outer 42 is placed in into the step In structure 24, then fixed by screw.
Herein it should be noted that due to the outer 42 be located at the ledge structure 24 on, first shell 2 and institute State seamless between air inlet/outlet isolation structure 4, therefore the air inside the LED bulb of the high efficiency and heat radiation is only capable of by the fan Installation position 41 is passed in and out.
The fan 5 is located at the fan installation position 41, the shape of its form and dimension and the fan installation position 41 and Size matches, herein, because the air inside the LED bulb of the high efficiency and heat radiation is only capable of entering by the fan installation position 41 Go out, the fan 5 is installed on the fan installation position 41, fan 5 is rotated after being powered, and accelerates air circulation, so as to accelerate The circulation of the LED bulb inner air of the high efficiency and heat radiation so that the heat inside the LED bulb of the high efficiency and heat radiation is timely Distribute, prevent heat from gathering inside the LED bulb of the high efficiency and heat radiation, influence the LED bulb of the high efficiency and heat radiation Service life.
The second housing 6 is connected with first shell 2, the form and dimension at itself and the top of first shell 2 Match, for the LED lamp panel 7 to be fixedly mounted, it includes lamp plate installation position 61 and at least one convection holes b62, the lamp Plate installation position 61 is used to install the LED lamp panel 7, and the form and dimension of its form and dimension and the LED lamp panel 7 matches, Screw a is provided with, it is achieved a fixed connection with the LED lamp panel 7 by screw.
The convection holes b62 is located at the fringe region of the second housing 6, is easy to the LED bulb of the high efficiency and heat radiation The convection current of inner air and outer air, after the LED bulb installation of the high efficiency and heat radiation, whole bulb only convection holes a22 and convection holes b62 The cross-ventilation inside and outside the LED bulb of the high efficiency and heat radiation can be realized, after the fan 5 is powered, air is from convection holes a22 Into, by the fan 5 again from the convection holes b62 flow out, or from convection holes b62 enter, by the fan 5 again from The convection holes a22 outflows, the exchange process of air can accelerate through passing through fan, accelerate the velocity of liquid assets of air, so that plus Fast bulb heat distributes speed, it is ensured that the service life of bulb.
On the other hand, the fan 5 is located between the driving power supply 3 and the LED lamp panel 7, the high efficiency and heat radiation Inside LED bulb, main heat generating components is exactly driving power supply 3 and LED lamp panel 7, by the fan 5 by the He of driving power supply 3 The LED lamp panel 7 is separated, and realizes the separation of photoelectricity thermal source, it is ensured that the service life of driving power supply 3 and LED lamp panel 7.
Finally, in the circulation path of air, the LED lamp panel 7 and the driving power supply 3 can be passed through, therefore, whether The heat that the heat or driving power supply 3 that LED lamp panel 7 comes out come out, can be accelerated to give out in time by fan 5 Go, while ensure that the service life of the LED lamp panel 7 and driving power supply 3.
More preferably, at least two necks 63 are additionally provided with the second housing 6, for realize the second housing 6 with The lampshade 8 is fixedly connected.
The LED lamp panel 7 is used to provide illumination, and it includes at least one LED lamp bead and screw b, the shape of the screw b Shape, size and location and shape, the size and location of the screw a match, the fixed peace for realizing the LED lamp panel 7 Dress.
The lampshade 8 is fixedly connected with the second housing 6, and it is made up of transparent or semitransparent material, in the present embodiment, The lampshade is made up of transparent PC material, for transmiting the light that the LED lamp panel is sent.
Specifically, being provided with least two buckles and opening positioned at the buckle both sides on the edge of the bottom of lampshade 8 Mouthful, shape, the size and location of the buckle and the neck 63 match, and the buckle is caught in inside the neck 63, real Being fixedly connected for the existing lampshade 8, quick and easy for installation, efficiency of assembling is high, and this both sides for being in the opening sets opening, just Larger deformation is produced in the lampshade 8 buckle described in installation process, therefore the projection on the buckle can be than existing Buckle height of projection is higher, connects more firm.
More preferably, radiator 9 is additionally provided with, the radiator 9 is between the LED lamp panel 7 and the fan 5 Radiating fin, further strengthens the heat-sinking capability of the LED bulb of the high efficiency and heat radiation, by the LED bulb of the high efficiency and heat radiation The heat in portion timely radiates away, prevents heat from gathering, and influences the service life of the LED bulb of the high efficiency and heat radiation.
Compared with prior art, the beneficial effects of the present invention are:
1st, the LED bulb of high efficiency and heat radiation that the present invention is provided, the fan be located at the driving power supply and the LED lamp panel it Between, inside the LED bulb of the high efficiency and heat radiation, main heat generating components is exactly driving power supply and LED lamp panel, passes through the fan Driving power supply and the LED lamp panel are separated, the separation of photoelectricity thermal source is realized, it is ensured that the use of driving power supply and LED lamp panel Life-span.
2nd, in the LED bulb for the high efficiency and heat radiation that the present invention is provided, the circulation path of air, the LED lamp panel can be passed through With the driving power supply, therefore, the heat that the heat or driving power supply that whether LED lamp panel comes out come out, It can be accelerated to distribute in time by fan, while ensure that the service life of the LED lamp panel and driving power supply.
3rd, the LED bulb for the high efficiency and heat radiation that the present invention is provided, the convection holes b is located at the marginal zone of the second housing Domain, is easy to the convection current of the inner air and outer air of the LED bulb of the high efficiency and heat radiation, after the LED bulb installation of the high efficiency and heat radiation, Whole bulb only convection holes a and convection holes b can realize the cross-ventilation inside and outside the LED bulb of the high efficiency and heat radiation, when described After fan is powered, air enters from convection holes a, is flowed out again from the convection holes b by the fan, or enter from convection holes b Enter, flowed out again from the convection holes a by the fan, the exchange process of air can accelerate through passing through fan, accelerate air Velocity of liquid assets so that accelerate bulb heat distributes speed, it is ensured that the service life of bulb.
4th, the LED bulb for the high efficiency and heat radiation that the present invention is provided, due to the air inside the LED bulb of the high efficiency and heat radiation only It can be passed in and out by the fan installation position, the fan is installed on the fan installation position, fan is rotated after being powered, and is accelerated empty Air-flow leads to, so as to accelerate the circulation of the LED bulb inner air of the high efficiency and heat radiation so that the LED of the high efficiency and heat radiation Heat inside bubble is timely distributed, and prevents heat from gathering inside the LED bulb of the high efficiency and heat radiation, influences the height Imitate the service life of the LED bulb of radiating.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (10)

1. a kind of LED bulb of high efficiency and heat radiation, it is characterised in that the first shell for being connected including lamp holder, with the lamp holder, position Driving power supply in first enclosure, the air inlet/outlet isolation structure being connected with first shell, positioned at it is described enter Fan inside air-out isolation structure, the second housing being connected with first shell, inside the second housing LED lamp panel and the lampshade being connected with the second housing;
The air inlet/outlet isolation structure is located at first enclosure, the shape of its form and dimension and first shell and Size matches, and outward flange and first outer casing inner wall are bonded to each other;
The form and dimension of the fan and the form and dimension of the air inlet/outlet isolation structure match, and the fan is located at Between the driving power supply and the LED lamp panel.
2. the LED bulb of high efficiency and heat radiation as claimed in claim 1, it is characterised in that first shell is in housing shape, it is wrapped Include bulb holder connection structure, at least one convection holes a positioned at the first shell side, cavity and positioned at the cavity inside Ledge structure.
3. the LED bulb of high efficiency and heat radiation as claimed in claim 2, it is characterised in that the bulb holder connection structure includes lamp holder Attachment structure a and bulb holder connection structure b, the bulb holder connection structure a diameter are less than the diameter of the bulb holder connection structure b.
4. the LED bulb of high efficiency and heat radiation as claimed in claim 2, it is characterised in that the ledge structure is located at the cavity Top, to protrude from the step-like projection of first enclosure, its form and dimension and the air inlet/outlet isolation structure Form and dimension match.
5. the LED bulb of high efficiency and heat radiation as claimed in claim 2, it is characterised in that the air inlet/outlet isolation structure is in one Structure, on the ledge structure, it includes fan installation position and the outer positioned at fan installation position surrounding;
The outer is located at the surrounding of the fan installation position, its form and dimension and the form and dimension phase of the ledge structure Matching.
6. the LED bulb of high efficiency and heat radiation as claimed in claim 5, it is characterised in that the fan is installed positioned at the fan Position, its form and dimension and the form and dimension of the fan installation position match.
7. the LED bulb of high efficiency and heat radiation as claimed in claim 1, it is characterised in that outside the second housing and described first Shell phase is connected, and it includes lamp plate installation position and at least one convection holes b, the convection holes b are located at the edge of the second housing Region.
8. the LED bulb of high efficiency and heat radiation as claimed in claim 7, it is characterised in that install the LED in the lamp plate installation position Lamp plate, the form and dimension of its form and dimension and the LED lamp panel matches.
9. the LED bulb of high efficiency and heat radiation as claimed in claim 1, it is characterised in that also including radiator, the radiator is Radiating fin between the LED lamp panel and the fan.
10. the LED bulb of high efficiency and heat radiation as claimed in claim 1, it is characterised in that be additionally provided with the second housing to At least two buckles and the opening positioned at the buckle both sides, the buckle and institute are provided with few two necks, the lampshade The shape of neck, size and location is stated to match.
CN201710556253.0A 2017-07-10 2017-07-10 A kind of LED bulb of high efficiency and heat radiation Pending CN107237995A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107682956A (en) * 2017-10-11 2018-02-09 佛山电器照明股份有限公司 A kind of light fixture with fan

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CN203615132U (en) * 2013-11-21 2014-05-28 苏州东山精密制造股份有限公司 High-power LED bulb lamp with fan
CN207146016U (en) * 2017-07-10 2018-03-27 佛山电器照明股份有限公司 A kind of LED bulb of high efficiency and heat radiation

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Publication number Priority date Publication date Assignee Title
CN201232989Y (en) * 2008-07-29 2009-05-06 金明武 LED bulb
CN201983042U (en) * 2011-02-10 2011-09-21 鹤山市银雨照明有限公司 Light-emitting diode (LED) lamp
CN202302864U (en) * 2011-10-18 2012-07-04 无锡实益达电子有限公司 LED (light-emitting diode) bulb lamp with novel radiating structure
CN203615132U (en) * 2013-11-21 2014-05-28 苏州东山精密制造股份有限公司 High-power LED bulb lamp with fan
CN207146016U (en) * 2017-07-10 2018-03-27 佛山电器照明股份有限公司 A kind of LED bulb of high efficiency and heat radiation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107682956A (en) * 2017-10-11 2018-02-09 佛山电器照明股份有限公司 A kind of light fixture with fan

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