CN2874242Y - LED bulb - Google Patents
LED bulb Download PDFInfo
- Publication number
- CN2874242Y CN2874242Y CNU2005201448312U CN200520144831U CN2874242Y CN 2874242 Y CN2874242 Y CN 2874242Y CN U2005201448312 U CNU2005201448312 U CN U2005201448312U CN 200520144831 U CN200520144831 U CN 200520144831U CN 2874242 Y CN2874242 Y CN 2874242Y
- Authority
- CN
- China
- Prior art keywords
- lamp socket
- bulb
- led
- socket portion
- terminal
- 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.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening 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
- F21V17/12—Fastening 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 screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-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
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit 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
- F21K9/232—Retrofit 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model relates to a LED bulb, in particular to a LED bulb which takes LED as the light source and can be combined with the traditional screw tooth bulb base. The utility model comprises a lamp base and a lamp holder. A screw connector with external screw tooth is arranged in the aforesaid lamp base and can be combined with the traditional internal screw tooth bulb base; a plurality of circuit boards and LEDs are arranged inside the lamp holder; after the aforesaid lamp base joins with the aforesaid lamp holder, the aforesaid lamp holder can be turned around to adjust the direction of light projection of the LEDs inside.
Description
Technical field
The utility model relates to a kind of LED bulb, particularly a kind of LED bulb that can directly be screwed onto on the bulb female seat and can adjust the projection light direction of LED.
Background technology
The light source of normal contact has old-fashioned bulb, quartz bulb, fluorescent bulb, mercury vapor lamp etc. in daily life illumination.Wherein, except that fluorescent lamp, most conventional lamp all are directly to be screwed onto on the bulb female seat to use.Be with, all be provided with traditional internal screw thread formula bulb female seat in most family and the public place, be screwed into use for various bulb.
LED (light emitting diode) has advantages such as power saving, luminous efficiency height, volume be little, existing manyly use as the display lamp in the circuit.Back LED lamp also is used in the lamp curtain of advertisement billboard, and uses on the red signal lamp used by rail workers of the crosswalk in the traffic sign.Now, some battle wagon also uses LED as the lamp source in the car light.In the occupation mode of the above LED, described LED is fixed on the circuit board with welding manner to use, as long as there is a LEDs to damage, just must change whole light-emitting instrument, just can present complete illuminating position.The maintenance mode of this kind can cause maintenance cost too high, and slatterns still unspoiled LED, is not inconsistent economic principle.Therefore, can see that everywhere the light source area has damaged advertisement billboard and traffic signal light, still use.At present LED do not use as yet pure illumination with utensil on.
Summary of the invention
Main purpose of the present utility model is providing a kind of LED bulb, and the lamp source on it is LED, and can directly screw togather with traditional threaded bulb female seat, uses and be used on the pure illumination aspect.
An of the present utility model purpose providing a kind of LED bulb, and it can adjust the LED projecting direction.
A purpose more of the present utility model is providing a kind of LED bulb, and the LED on it all can change easily, favourable maintenance, and meet economic principle.
To achieve these goals, the utility model provides a kind of LED bulb, it is characterized in that, comprising:
One lamp head, it is provided with the bolted joint of tool external screw teeth, and the bulb female seat that has internal screw thread with tradition is spirally connected;
One lamp socket portion, its inside is provided with the circuit board of a slice at least, and the LED of at least one;
Wherein, described lamp socket portion is combined into complete bulb with lamp head, and described lamp socket portion can described relatively lamp head is that the axle center rotates with the central authorities of faying face, in the process of the described lamp socket of rotation portion, the power input terminal of the power output terminal of described lamp head and lamp socket portion is the state of keeping in touch.
The center of described lamp head can be provided with a protruding axle, the corresponding axis hole that is provided with in the top of described lamp socket, and by the shrink-fit structure of described protruding axle with axis hole, and the axle center that combines of formation lamp head and described lamp socket portion.
The protruding axle surface of described lamp head is provided with the metal terminal as upper and lower two circles of power output end; Corresponding upper and lower two terminals that are provided as power input in the axis hole of described lamp socket; Behind the fit of described protruding axle and axis hole, the upper and lower two-terminal of power output end contacts with the upper and lower two-terminal of power input.
The end face of described lamp socket portion is provided with the annular metal terminals of two circles as the end of power supply input, the corresponding two-terminal that is provided with of described lamp head, when lamp socket portion with after lamp head combines, the second ring terminal of power input contacts with the two-terminal of power output end.
Described lamp head and lamp socket portion collude part with plurality of elastic and snap in the structure in the ring-shaped groove and combine.
Described lamp head stretches into the structure in the ring-shaped groove with lamp socket portion with some screws and combines.
Be provided with potential device in the bulb.
Lamp socket portion is provided with a dismountable lampshade, and described lampshade is outside described circuit board of cover cap and the LED.
The advantage that the utility model had: the LED bulb that the utility model disclosed, it mainly can be used in LED on the ligthing paraphernalia, and is a kind of bulb that uses on traditional bulb female seat that can directly be assembled in, and makes it and can directly be used by the consumer.Again, the projection light direction of the LED in it can be adjusted with regard to the Luminance Distribution demand of lighting space.The utility model can make bulb keep normal operation to change the mode of LED, to reduce maintenance cost, the service life of improving bulb.
Description of drawings
Fig. 1 is the outside drawing of the utility model embodiment;
Fig. 2 is an exploded view embodiment illustrated in fig. 1;
Fig. 3 is a front view embodiment illustrated in fig. 1;
Fig. 4 is the outside drawing of the mounting structure of LED;
Fig. 5 is the front view of another embodiment of the utility model;
Fig. 6 is the profile along 6-6 of Fig. 5.
Description of reference numerals: 1 bulb; 2 bulbs; 10 lamp heads; 11 bolted joints; 12 electric terminals; 13 axis holes; 14 flexible terminals; 15 flexible terminals; 16 potential devices; 17 grabs; 20 lamp socket portions; 21 protruding axles; 22 terminals; 23 terminals; 24 leads; 25 circular grooves; 26 lampshades; 27 circular grooves; 28 screws; 30 circuit boards; 31 flexible terminals; 32 contact jaws; 33 perforation; 40-LED; 41 pins; 42 circular arc terminals; 50 bulb female seats; 51 bulb female seats; 60 circuit boards; 61-LED; 70 lamp heads; 71 flexible terminals; 72 flexible terminals; 80 lamp socket portions; 81 annular terminals; 82 annular terminals.
The specific embodiment
The required conditions of tool commercial lighting all to the utmost such as the brightness of current LED, life-span, reliability, cost, and have power saving, with the less characteristic of volume.It is the bulb of light source with LED that the applicant grinds wound a kind of, and it can directly screw togather use with traditional bulb female seat, and LED is applied on the ligthing paraphernalia.Now enumerate embodiment, and assistant describes structure of the present utility model and effect in detail with graphic.
At first, see also Fig. 1,2,3, it is to be a preferred embodiment of the present utility model.The LED bulb that the utility model disclosed, described bulb 1 are by lamp head 10 and lamp socket portion 20 be combined intos.Described lamp head 10 is provided with the bolted joint 11 of a tool external screw teeth, the top of described bolted joint 11 is provided with an electric terminal 12, the external screw teeth of the periphery of described bolted joint 11 is to be another electric terminal, and described two point is the input of the power supply positive and negative electrode of bulb 1.Tradition has the bulb female seat 50 of internal screw thread, and its inner top is an electric terminal, and the internal screw thread in it is another electric terminal (this is a prior art).After the bolted joint 11 of described bulb 1 is screwed in the described bulb female seat 50, power supply can be imported in the bulb 1.
Above-mentioned lamp head 10, the central authorities of its inside are provided with an axis hole 13, are provided with the different flexible terminal 14,15 of height in the described axis hole 13, as the power output terminal of described lamp head 10.Described lamp head 10 is to be provided with three to four grab 17 with the end that described lamp socket portion 20 combines.
Described lamp socket portion 20 its inside are provided with the circuit board 30 of a slice at least, and the LED 40 of at least one.The end that described lamp socket portion 20 combines with lamp head 10 is to be provided with a protruding axle 21, is provided with upper and lower second ring terminal 22,23 in the described axis hole 21, with the power input terminal as lamp socket portion 20.Described two-terminal the 22, the 23rd is communicated with each circuit board 30 with lead 24.
The outer wall of above-mentioned lamp socket portion 20 is provided with a circular groove 25.When described lamp socket portion 20 combined with described lamp head 10, described axis hole 13 was to insert for described protruding axle 21, two flexible terminals 14,15 and the described protruding axle 21 interior second ring terminals 22,23 in the axis hole 13 is contacted respectively, and become the conducting circuit.And the grab 17 of described lamp head 10 is to snap in the annular groove 25 of described lamp socket portion 20, and is combined into a complete bulb 1.Can be described relatively lamp head 10 rotations in axle center with described protruding axle 21 then, and adjust the projecting direction of the described lamp socket 20 interior LED 40 of portion lamp socket portion 20.
In described lamp head 10, a potential device 16 can be set, the magnitude of voltage that its main purpose becomes LED bulb 1 to be suitable in the magnitude of voltage transformation that bulb female seat 50 is exported.
See also Fig. 4, the top of above-mentioned LED 40 is that the two circular arc terminals 42,42 of solid welding respectively are sheet as two pins 41,41 of power input.Described two circular arc terminals 42,42 are the left-right symmetry shape, and the outer peripheral edges of described two circular arc terminals 42,42 are on same circumference.Described circuit board 30 is with respect to each LED 40, be that two flexible terminals 31,31 are set, described two flexible terminals the 31, the 31st, cramping is at two circular arc terminals 42,42 of described LED 40 both sides, position with location LED 40, and touch with the pressure of described two circular arc terminals 42,42 respectively by two flexible terminals 31,31, be electrically connected and form.
In above-mentioned, the contact jaw 32 that described flexible terminal 31 contacts with the circular arc terminal 42 of LED 40 is to be provided with a perforation 33, and described circular arc terminal 42 is to snap in location in the described perforation 33.Then described LED40 can be in the forward and backward rotation of intercropping of described two flexible terminals 31,31, or turn left and right, and still make two circular arc terminals 42,42 and 31,31 of two flexible terminals keep in touch, and can reach the effect of the projection light direction of adjusting single LED 40.
Above-mentioned lamp socket portion 20 is provided with a removable lampshade 26, and described lampshade 26 is mainly covering outside described circuit board 30 and the LED 40, makes and forms a bulb shape in appearance.Described lampshade 26 is to have light transmission, makes the luminous energy of LED 40 penetrate described lampshade 26 and appears.Described lampshade 26 can be the formula of screwing togather with the combination of described lamp socket portion 20, also can be buckle-type.In the present embodiment, described lamp socket portion 20 is that spiral shell is established several screws 28, and described lampshade 26 is to be relatively set with a circular groove 27, stretches in the described circular groove 27 by described some screws 28, and lampshade 26 is combined with lamp socket portion 20.
When the LED in the bulb 1 40 damages, desirable lower lamp shade 26, independent replacing has damaged LED 40 and has got final product, and will whole bulb 1 not upgrade more cost saving in the maintenance.Again, described LED 40 seizes the location on both sides by the arms with two flexible terminals 31,31, replaces with very simple.
Fig. 5,6 is depicted as another embodiment of the present utility model, and it is a kind of bulb 2 that uses on the bulb female seat 51 of horizontal.Described bulb 2 effective lighting scopes are Lower Half, so each circuit board 60 in it only is arranged on the Lower Half of bulb 2, and each circuit board 60 is of a size of down the little big kenel Boulez of.The end face of the lamp socket portion 80 of described bulb 2 can be provided with the annular metal terminal 81,82 of two circles as the end of power supply input, described lamp head 70 corresponding two flexible terminals 71,72 that are provided with, when described lamp socket portion 80 with after described lamp head 70 combines, described lamp head and lamp socket portion can some screws stretch into the structure in the ring-shaped groove and combine, described second ring terminal 81,82 contacts with described two flexible terminals 71,72, forms the conduction on electric.When described bulb 2 screw be screwed onto on the described bulb female seat 51 after, if during the required state of the non-user of projection light direction of each LED 61, rotatable described lamp socket portion 80 is to adjust the projecting direction of LED 61.
In sum, the LED bulb that the utility model disclosed, it mainly can be used in LED on the ligthing paraphernalia, and is a kind of bulb that uses on traditional bulb female seat that can directly be assembled in, and makes it and can directly be used by the consumer.Again, the projection light direction of the LED in it can be adjusted with regard to the Luminance Distribution demand of lighting space.The utility model can make bulb keep normal operation to change the mode of LED, to reduce maintenance cost, the service life of improving bulb.
Claims (8)
1. a LED bulb is characterized in that, comprising:
One lamp head, it is provided with the bolted joint of tool external screw teeth, and the bulb female seat that has internal screw thread with tradition is spirally connected;
One lamp socket portion, its inside is provided with the circuit board of a slice at least, and the LED of at least one;
Wherein, described lamp socket portion is combined into complete bulb with lamp head, and described lamp socket portion can described relatively lamp head is that the axle center rotates with the central authorities of faying face, in the process of the described lamp socket of rotation portion, the power input terminal of the power output terminal of described lamp head and lamp socket portion is the state of keeping in touch.
2. LED bulb as claimed in claim 1, it is characterized in that: the center of described lamp head can be provided with a protruding axle, the corresponding axis hole that is provided with in the top of described lamp socket, by the shrink-fit structure of described protruding axle with axis hole, and the axle center that combines of formation lamp head and described lamp socket portion.
3. LED bulb as claimed in claim 1 is characterized in that: the protruding axle surface of described lamp head is provided with the metal terminal as upper and lower two circles of power output end; Corresponding upper and lower two terminals that are provided as power input in the axis hole of described lamp socket; Behind the fit of described protruding axle and axis hole, the upper and lower two-terminal of power output end contacts with the upper and lower two-terminal of power input.
4. LED bulb as claimed in claim 1, it is characterized in that: the end face of described lamp socket portion is provided with the annular metal terminals of two circles as the end of power supply input, the corresponding two-terminal that is provided with of described lamp head, when lamp socket portion with after lamp head combines, the second ring terminal of power input contacts with the two-terminal of power output end.
5. LED bulb as claimed in claim 1 is characterized in that: described lamp head and lamp socket portion collude part with plurality of elastic and snap in the structure in the ring-shaped groove and combine.
6. LED bulb as claimed in claim 1 is characterized in that: described lamp head stretches into the structure in the ring-shaped groove with lamp socket portion with some screws and combines.
7. LED bulb as claimed in claim 1 is characterized in that: be provided with potential device in the bulb.
8. LED bulb as claimed in claim 1 is characterized in that: lamp socket portion is provided with a dismountable lampshade, and described lampshade is outside described circuit board of cover cap and the LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201448312U CN2874242Y (en) | 2005-12-15 | 2005-12-15 | LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201448312U CN2874242Y (en) | 2005-12-15 | 2005-12-15 | LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2874242Y true CN2874242Y (en) | 2007-02-28 |
Family
ID=37780841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201448312U Expired - Fee Related CN2874242Y (en) | 2005-12-15 | 2005-12-15 | LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2874242Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2282109A3 (en) * | 2009-08-05 | 2011-05-11 | Foxsemicon Integrated Technology, Inc. | Lamps with replaceable covers |
| CN102753882A (en) * | 2010-12-08 | 2012-10-24 | 深圳市蓝旗照明有限公司 | Led lamp |
| WO2016016274A1 (en) * | 2014-08-01 | 2016-02-04 | Seidel GmbH & Co. KG | Lighting device |
| CN107453087A (en) * | 2017-03-31 | 2017-12-08 | 佛山澹雅自动化技术开发有限公司 | A kind of indoor illumination device |
-
2005
- 2005-12-15 CN CNU2005201448312U patent/CN2874242Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2282109A3 (en) * | 2009-08-05 | 2011-05-11 | Foxsemicon Integrated Technology, Inc. | Lamps with replaceable covers |
| US8138672B2 (en) | 2009-08-05 | 2012-03-20 | Foxsemicon Integrated Technology, Inc. | Lamps with replaceable covers |
| CN102753882A (en) * | 2010-12-08 | 2012-10-24 | 深圳市蓝旗照明有限公司 | Led lamp |
| CN102753882B (en) * | 2010-12-08 | 2014-03-26 | 深圳市蓝旗照明有限公司 | Led lamp |
| WO2016016274A1 (en) * | 2014-08-01 | 2016-02-04 | Seidel GmbH & Co. KG | Lighting device |
| CN107076394A (en) * | 2014-08-01 | 2017-08-18 | 赛德欧有限公司 | Lighting device |
| CN107453087A (en) * | 2017-03-31 | 2017-12-08 | 佛山澹雅自动化技术开发有限公司 | A kind of indoor illumination device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070228 Termination date: 20101215 |