CN203771144U - LED bulb lamp easy in replacement of power source driving module - Google Patents
LED bulb lamp easy in replacement of power source driving module Download PDFInfo
- Publication number
- CN203771144U CN203771144U CN201420159950.4U CN201420159950U CN203771144U CN 203771144 U CN203771144 U CN 203771144U CN 201420159950 U CN201420159950 U CN 201420159950U CN 203771144 U CN203771144 U CN 203771144U
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- driving module
- electric power
- power driving
- fixture
- base plate
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Abstract
The utility model relates to an LED bulb lamp easy in replacement of a power source driving module. The LED bulb lamp comprises a lamp head (30), a connecting seat (40) extending out from a position below the lamp head, a protecting shell (70) connected with the lamp head and provided with a detachable protecting cover (73), a light source module (60), the power source driving module (10) and a bulb shell (50), the connecting seat is provided with a containing concave cavity (45) with an opening formed on one side wall, the containing concave cavity extends inside the protecting shell, the side-wall opening of the containing concave cavity faces the protecting cover of the protecting shell, a connecting device (20) is arranged in the concave cavity of the connecting seat, and the power source driving module is detachably mounted on the connecting device. Consequently, when the power source needs to be replaced, a user only needs to demount the power source driving module from the connecting device, so that the power source driving module can be replaced easily by nonprofessionals, and maintenance and use cost of the LED bulb lamp is lowered.
Description
Technical field
The utility model relates to LED bulb lamp field, in particular the easily changeable LED bulb lamp of a kind of electric power driving module.
Background technology
At lighting field, there is the shortcomings such as energy consumption is large, the life-span is short, photoelectric conversion rate is low in traditional incandescent lamp, development along with lighting engineering, the LED light fixture with advantages such as energy-saving and environmental protection, life-span length is more and more universal, according to the statistics of Chinese electric lighting association, since 2011, the LED illumination market of China has just been stepped into fast-developing track.Because the structure of LED light fixture is more complicated than traditional incandescent lamp, so the production cost of LED light fixture is higher.The cost of LED light fixture comprises two parts: the one, and the initial acquisition cost of light fixture, this depends primarily on the market price of LED light fixture; The 2nd, the use cost of light fixture, this depends on the factors such as lamp life, power consumption and maintenance cost.
In the cost of LED light fixture, the driving power of LED has accounted for significant proportion, and the damage of LED light fixture of the overwhelming majority to be damage due to power drives cause.Conventionally the normal service life of the power drives of LED light fixture is that emitting led (life-span of the element electrochemical capacitor that LED power supply is used under the working environment of 95 ℃ is about 10000 hours in lowland far away, well below the more than 50000 hours service life of LED chip), so conventionally the life-span of electric power driving module has determined life-span of LED light fixture.The LED ball bubble lighting of selling on Vehicles Collected from Market is substantially all the non-dismountable replacing of driving power part, even the removable LED bulb lamp of electric power driving module tool, the replacing of its electric power driving module also needs professional to operate.If this part damage of power drives or in advance inefficacy, whole LED light fixture can only be scrapped, thereby cannot embody the long characteristic of LED lamp life, is also unfavorable for very much environmental protection.Therefore, be necessary to provide a kind of by ordinary consumer, layman just can change the LED light fixture of LED electric power driving module easily, and this electric power driving module is made to standardized integral type modular power, thereby reduces the use cost of safeguarding of LED light fixture.
Utility model content
The purpose of this utility model is to provide a kind of LED bulb lamp of easy replacing electric power driving module, and the electric power driving module of this LED bulb lamp can be by ordinary consumer, and layman changes easily.
For solving the problems of the technologies described above; the utility model provides a kind of LED bulb lamp of easy replacing electric power driving module, comprises lamp holder, the containment vessel being connected with lamp holder, the Connection Block extending towards the direction of containment vessel inside from lamp holder, is fixed on light source module containment vessel, is buckled in cell-shell and electric power driving module on light source module.Light source module comprises substrate and is arranged on the LED lamp pearl on substrate.Sidewall at Connection Block is formed with opening, and the inner side of opening is formed with an accommodating cavity, and this accommodating cavity is for accommodating electric power driving module.The accommodating cavity of Connection Block puts in containment vessel inside.Sidewall at containment vessel is provided with a detachable protective lid, and this over cap is arranged on the position relative with the opening of Connection Block.Bottom at the accommodating cavity of Connection Block is provided with jockey, and electric power driving module is removably mounted on jockey.Therefore, as long as open the over cap of containment vessel, the jockey by electric power driving module from Connection Block is pulled down, and just can change electric power driving module.So the electric power driving module of LED bulb lamp can be by ordinary consumer, layman dismantles easily and changes.
As further improvement of the utility model, electric power driving module comprises base plate, be fixed on circuit board on base plate, be connected electrically in the electronic devices and components on circuit board, and is connected on base plate periphery to cover the shell of circuit board and electronic devices and components.At circuit board, towards a side of base plate, be formed with pad, this pad is as the input and output terminal of electric power driving module.On the base plate of electric power driving module, be provided with the through hole for exposed pad, realize pad as the input and output terminal of electric power driving module.On surface on electronic devices and components and circuit board except pad, all with silica gel, seal filling.In shell, circuit board and the base plate both sides of electric power driving module, be all provided with the breach of width and position consistency.
As of the present utility model, further improve, the jockey that is arranged on the accommodating cavity bottom of Connection Block comprises Flexible Connector for being electrically connected to the pad of electric power driving module, for electric power driving module buckle being arranged on to clamping element on Connection Block and for this clamping element being fixed on to the 3rd fixture on Connection Block.This clamping element comprises the intermediate plate of the strip that is rectangle and two blocks of side plates that vertically extend from intermediate plate two ends, and its biside plate end is formed with the hook part towards inner side.On the intermediate plate of clamping element, be provided with the through hole that a confession the 3rd fixture passes, the 3rd determines part is fixedly mounted on clamping element on Connection Block through this through hole.The breach of the shell of electric power driving module, circuit board and base plate both sides and the biside plate width of clamping element are consistent.The biside plate of clamping element is close to the breach of shell, circuit board and the base plate both sides of electric power driving module, make the breach top tabling of the hook part of clamping element and the shell both sides of electric power driving module, form buckle structure, electric power driving module can be arranged in clamping element securely, and realize removably connecting of electric power driving module and jockey.Due to what adopt, be buckle structure, so ordinary consumer, layman just can dismantle and change the electric power driving module of LED bulb lamp easily without any need for instrument.
As a kind of preferred version of the present utility model, the Flexible Connector of jockey comprises at least one first Flexible Connector and at least one second Flexible Connector.Wherein, the first Flexible Connector comprises the first metal clips and the first fixture; The second Flexible Connector comprises second metal clips the second fixture.The first metal clips comprises first brace parallel with base plate, from one end of the first brace, towards base plate, extends and the first contact chip finally bending to the first brace and the second contact chip that extends and finally bend to accommodating cavity bottom towards light source module direction.Wherein, the first fixture, through the through hole on the first brace, makes the first Flexible Connector be fixedly connected with Connection Block.The first contact chip is electrically connected to corresponding pad by the through hole on base plate, and the second contact chip is connected with light source module by electric-conductor, realizes electric power driving module to the power supply of light source module.The second metal clips comprises second brace parallel with base plate, from one end of the second brace, towards base plate, extends and the 3rd contact chip finally bending to the second brace and the 4th contact chip extending towards lamp holder direction.Wherein, the second fixture, through the through hole on the second brace, makes the second Flexible Connector be fixedly connected with Connection Block.The 3rd contact chip is electrically connected to corresponding pad by the through hole on base plate, and the electric Flexible Connector in the 4th contact chip and lamp holder is electrically connected.Therefore by the first Flexible Connector and the second Flexible Connector, can realize being electrically connected to of pad and light source module and lamp holder, realize the electrical connection of electric power driving module and LED lamp pearl and external communication electricity.
As of the present utility model, further improve again, the containment vessel of LED bulb lamp form one can accommodating Connection Block cavity.The detachable over cap of containment vessel is arranged on the sidewall of cavity.On substrate, be provided with the through hole passing for the 4th fixture, the 4th fixture, through this through hole, makes light source module be connected securely with Connection Block.As long as open the over cap of containment vessel, just can change easily the electric power driving module being arranged on jockey.
As a kind of preferred version of the present utility model, the size of the sidewall opening of the accommodating cavity of Connection Block is slightly larger than the size of electric power driving module, makes electric power driving module be mounted on jockey or from jockey and to remove easily.On substrate, be provided with the through hole passing for the 4th fixture, the 4th fixture, through this through hole, makes light source module be connected securely with Connection Block.In the relative accommodating cavity inner side of the opening with accommodating cavity, be provided with respectively the fixture auxiliary section matching with the first fixture, the second fixture, the 3rd fixture and the 4th fixture.Containment vessel form one can accommodating Connection Block cavity.The size of the detachable over cap of containment vessel is slightly larger than the opening of Connection Block, as long as therefore open over cap, just can change easily electric power driving module.
As another preferred version of the present utility model, the through hole for exposed pad on base plate is arranged on Qi Sijiao, and the first Flexible Connector and the second Flexible Connector are respectively two.The first contact chip and the 3rd contact chip, by the through hole on base plate, connect with corresponding pad respectively, realize the electrical connection of electric power driving module and light source module and lamp holder.The 4th fixture is set to two, and the through hole correspondingly passing for the 4th fixture on substrate is also two.
In sum, other parts of the LED bulb lamp except electric power driving module are all connected with fixture auxiliary section securely by fixture, and electric power driving module adopts snap device to be connected with the LED bulb lamp except electric power driving module.Therefore, only need to open the over cap of containment vessel, electric power driving module be extracted and electric power driving module can be disassembled from light fixture from jockey, the electric power driving module more renewing., therefore, ordinary consumer, layman does not need to use specific instrument, does not need professional knowledge yet, just can change the electric power driving module of LED bulb lamp.The utility model is easily changed the LED bulb lamp of electric power driving module and has been simplified the operation of changing electric power driving module, thereby reduces the use cost of safeguarding of LED bulb lamp.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of the LED bulb lamp of an embodiment.
Fig. 2 is the exploded view of the electric power driving module of an embodiment.
Fig. 3 is the integral module figure that in Fig. 2, electric power driving module assembles.
Fig. 4 is the exploded view of jockey in an embodiment.
Fig. 5 is the schematic diagram that the clamping element of jockey in an embodiment is assembled to Connection Block.
Fig. 6 is the installation diagram of jockey, Connection Block and lamp holder in an embodiment.
The specific embodiment
The LED bulb lamp of the utility model easily being changed to electric power driving module below in conjunction with specific embodiment and accompanying drawing is described in further detail.
As shown in Figure 1, in a preferred embodiment, the LED bulb lamp of easy replacing electric power driving module of the present utility model comprises lamp holder 30, electric power driving module 10, containment vessel 70, Connection Block 40, light source module 60 and cell-shell 50.Wherein, containment vessel 70 is connected with lamp holder 30.Connection Block 40 extends towards the direction of containment vessel inside from lamp holder 30, forms the accommodating cavity 45 that a sidewall has opening.Light source module 60 comprises substrate 63 and is arranged on the LED lamp pearl 61 on substrate 63.Light source module 60 is arranged on containment vessel 70 belows.Light source module is fixedly connected with Connection Block 40 by two the 4th fixtures 72.On substrate 63, be provided with the through hole 62 that two confessions the 4th fixture 72 passes.The 4th fixture 72 is connected with the 4th fixture auxiliary section 44 on Connection Block 40 through the through hole 62 on substrate 63, and Connection Block 40 and light source module 60 are firmly assembled together.Cell-shell 50 is buckled on light source module 60, is fixedly connected with the bottom periphery of containment vessel 70.The size of the opening of the accommodating cavity 45 of Connection Block 40 is slightly larger than electric power driving module.In the position relative with its sidewall opening, accommodating cavity 45 inner sides, be provided with jockey 20.By this jockey 20, electric power driving module 10 is removably mounted in the accommodating cavity 45 of Connection Block 40.Containment vessel 70 forms the cavity 71 that a sidewall has detachable over cap 73.The accommodating cavity 45 that is equipped with the Connection Block 40 of electric power driving module 20 stretches in the cavity 71 of containment vessel 70, makes the sidewall opening of accommodating cavity 45 towards over cap 73.Wherein, the size of over cap 73 is slightly larger than the size of accommodating cavity 45; as long as therefore opening over cap just can disassemble electric power driving module to change on the jockey from accommodating cavity; when so the electric power driving module of LED bulb lamp damages or lost efficacy; ordinary consumer, layman also can change electric power driving module easily.
Fig. 2 is the exploded view of electric power driving module.This electric power driving module 10 comprises base plate 11, be fixed on circuit board 14 on base plate, be connected electrically in the electronic devices and components 12 on circuit board and be connected on base plate periphery to cover the shell 13 of circuit board and electronic devices and components.At circuit board 14, towards a side of base plate 11, be formed with pad, this pad is as the input and output terminal of electric power driving module.On the base plate 11 of electric power driving module 10, be provided with the through hole 111 for exposed pad, utilize being connected of pad and jockey, can realize the electrical connection of electric power driving module and light source module and lamp holder.On electronic devices and components 12 and circuit board, on 14 surfaces except pad, all with silica gel, seal filling.In shell 13, circuit board 14 and base plate 11 both sides of electric power driving module 10, be provided with the breach 131,141,112 of width and position consistency, the top of the both sides breach 131 of its housing 13 forms the breach of depression, for forming buckle with jockey 20, is connected.On base plate 11, for the through hole 111 of exposed pad, be arranged on the corner location of base plate, for being connected with jockey 20.Fig. 3 is the integral module figure that electric power driving module assembles.The electronic devices and components 12 of electric power driving module 10 and circuit board 14 are wrapped completely by shell 13 and base plate 11, only by the through hole 111 on base plate 11, expose the pad locations being connected with jockey 20.Electric power driving module is standardized integral type electric power driving module, can be designed to according to actual needs different electric parameter specifications, but its surface structure is constant.
Fig. 4 is the exploded view of jockey.Jockey 20 comprises Flexible Connector 22, clamping element 21 and the 3rd fixture 23.Flexible Connector 21 is for connecting the pad of electric power driving module 10, and clamping element 21 is for clamping electric power driving module 10 to be fixedly mounted in jockey 20.Clamping element 21 comprises the intermediate plate of the strip that is rectangle and two blocks of side plates that vertically extend from intermediate plate two ends, at its biside plate end, be formed with the hook part 212 towards inner side, the breach 131 top tablings of the shell both sides of this hook part 212 and electric power driving module, form buckle structure.On the intermediate plate of clamping element 21, being provided with through hole 211, the three fixtures 23 that a confession the 3rd fixture 23 passes is fixedly mounted on clamping element 21 on Connection Block 40 through this through hole 211.The shell 13 of electric power driving module 10, circuit board 14 are consistent with base plate 11 width of both sides breach 131,141,112 and the biside plate width of clamping element 21.Electric power driving module 10 is assembled to clamping element 21, make the biside plate of clamping element 21 be close to the breach 131,141,112 of shell 13, circuit board 14 and base plate 11 both sides of electric power driving module 10, make the top tabling of the hook part 212 of clamping element 21 and the both sides breach 131 of shell 13, thereby clamping element 21 is clamped in electric power driving module 10 on jockey securely.Flexible Connector 22 comprises two the first Flexible Connectors 221 and two the second Flexible Connectors 222.The first Flexible Connector 221 comprises the first metal clips and the first fixture 4; The second Flexible Connector 222 comprises the second metal clips and the second fixture 8.The first metal clips comprises first brace 1 parallel with base plate, from one end of the first brace, towards base plate, extends the first contact chip 2 also finally bending to the first brace and extend and final the second contact chip 3 bending to accommodating cavity bottom towards light source module direction from the other end of the first brace.On the first brace 1, have the through hole passing for the first fixture 4, the first fixture 4 is fixedly installed to the first Flexible Connector 221 on Connection Block through this through hole.The first contact chip 2 is electrically connected to corresponding pad by the through hole 111 near the first contact chip 2 one sides on base plate 11, and the second contact chip 3 is connected with light source module 60 by electric-conductor (not shown), thereby realizes electric power driving module to the power supply of light source module.The second metal clips comprises second brace 5 parallel with base plate 11, from one end of the second brace towards base plate, extend and finally to the 3rd contact chip 6 of the second brace bending and the 4th contact chip 7 that extends towards lamp holder direction from the other end of the second brace.On the second brace 5, have the through hole passing for the second fixture 8, the second fixture 8 is fixedly installed to the second Flexible Connector 222 on Connection Block through this through hole.The 3rd contact chip 6 is electrically connected to corresponding pad by the through hole 111 near the 3rd contact chip one side on base plate 11, and the 4th contact chip 7 is electrically connected to the electric Flexible Connector (not shown) in lamp holder, thereby realizes the power supply of external power source to electric power driving module.Therefore, what between electric power driving module and jockey, adopt is buckle fixed form, electric power driving module can disassemble from Connection Block easily, thereby realizes ordinary consumer, and layman can change the electric power driving module of LED bulb lamp easily.
Fig. 5 is the schematic diagram that the clamping element of jockey in an embodiment is assembled to Connection Block.In the position relative with its opening, accommodating cavity 45 inner sides, be provided with respectively the fixture auxiliary section 41,42,44 matching with the first fixture 4, the second fixture 8 and the 4th fixture 72, in addition, the fixture auxiliary section (not shown) of the 3rd fixture 23 is below the 3rd fixture.Fig. 6 is the installation diagram of jockey, Connection Block and lamp holder in an embodiment.By the 3rd fixture 23 and fixture auxiliary section thereof, the clamping element of jockey 20 21 is fixed on Connection Block 40.By the first fixture 4, the second fixture 8 and fixture auxiliary section 41,42 thereof, the first Flexible Connector 221 of jockey and the second Flexible Connector 222 are fixed to Connection Block 40.Therefore, jockey can be assembled on Connection Block securely, electric power driving module is removably mounted on Connection Block by jockey, thereby realize ordinary consumer, be that layman does not need to use specific instrument, do not need professional knowledge, just can change easily the electric power driving module of LED bulb lamp yet.
Although description of the present utility model is carried out in conjunction with above specific embodiment,, those skilled in the art can carry out many replacements, modifications and variations, be apparent according to above-mentioned content.Therefore, all such substituting, improve and change are all included in the spirit and scope of attached claim.
Claims (10)
1. a LED bulb lamp of easily changing electric power driving module, the containment vessel (70) that comprise lamp holder (30), is connected with lamp holder, be fixed on light source module (60) on containment vessel, be buckled in cell-shell (50) and electric power driving module (10) on light source module, it is characterized in that, a connecting seat (40) is extended in one end that described lamp holder (30) is connected with described containment vessel (70) towards containment vessel inside; The sidewall of described Connection Block (40) is formed with opening, and opening inner side is formed with the accommodating cavity (45) for accommodating described electric power driving module (10), and described accommodating cavity (45) bottom is provided with jockey (20); On described containment vessel (70) sidewall, the position relative with described opening is provided with detachable protective lid (73); Described electric power driving module (10) is removably connected with described jockey (20).
2. the LED bulb lamp of easy replacing electric power driving module according to claim 1, it is characterized in that, described electric power driving module (10) comprises base plate (11), be fixed on circuit board (14) on base plate, be connected electrically in the electronic devices and components (12) on circuit board (14), and is connected on base plate periphery to cover the shell (13) of circuit board (14) and electronic devices and components (12); Described circuit board (14) is formed with the pad as described electric power driving module (10) input and output terminal towards a side of base plate; Surface on described electronic devices and components and circuit board except pad is all sealed to fill with silica gel; The position that described base plate (11) is relative with described pad (14) is formed with the through hole (111) for exposed pad.
3. the LED bulb lamp of easy replacing electric power driving module according to claim 2, it is characterized in that, described jockey (20) comprises Flexible Connector (22) for being electrically connected to described pad, for described electric power driving module (10) buckle being arranged on to clamping element (21) on described Connection Block (40) and for described clamping element being fixed to the 3rd fixture (23) of described Connection Block.
4. the LED bulb lamp of easy replacing electric power driving module according to claim 3, is characterized in that, described Flexible Connector (22) comprises at least one first Flexible Connector (221) and at least one the second Flexible Connector (222); Described the first Flexible Connector (221) comprises the first metal clips and for the first metal clips being fixed to the first fixture (4) on described Connection Block, and described the second Flexible Connector (222) comprises the second metal clips and for the second metal clips being fixed to the second fixture (8) on described Connection Block; Described the first metal clips comprises first brace (1) parallel with described base plate, from first brace one end towards described base plate, extend and finally to first contact chip (2) of the first brace bending and towards light source module direction, extend and finally to second contact chip (3) of accommodating cavity bottom bending, described the first brace (1) is connected with the first fixture (4), described the first contact chip (2) is connected with corresponding pad, and described the second contact chip (3) is connected with described light source module (60) by electric-conductor; Described the second metal clips comprises second brace (5), three contact chip (6) that from second brace one end towards described base plate extension also finally to second brace bend and four contact chip (7) that towards lamp holder direction extend parallel with described base plate, described the second brace (5) is connected with the second fixture (8), described the 3rd contact chip (7) is connected with corresponding pad, and described the 4th contact chip (7) is electrically connected with the interior electric Flexible Connector of lamp holder.
5. the LED bulb lamp of easy replacing electric power driving module according to claim 3, it is characterized in that, described clamping element (21) comprises the intermediate plate of the strip that is rectangle and two blocks of side plates that vertically extend from intermediate plate two ends, and its biside plate end is formed with the hook part (212) towards inner side; On the intermediate plate of described clamping element, be provided with the through hole (211) that described the 3rd fixture of confession passes; Described electric power driving module (10) is snapped in described clamping element (21) by separable.
6. the LED bulb lamp of easy replacing electric power driving module according to claim 1, is characterized in that, described light source module (60) comprises substrate (63) and is arranged on the LED lamp pearl (61) on substrate; Described light source module (60) is connected to described Connection Block (40) by the 4th fixture (72); On described substrate (63), be provided with the through hole (62) passing for described the 4th fixture (72).
7. according to the LED bulb lamp of the easy replacing electric power driving module described in any one in claim 1 to 6, it is characterized in that, the size of the sidewall opening of described accommodating cavity (45) is slightly larger than described electric power driving module, is provided with respectively the fixture auxiliary section (41 matching with described the first fixture, described the second fixture, described the 3rd fixture and described the 4th fixture in the cavity relative with this opening inner side; 42; 44); Described containment vessel (70) form one can accommodating described Connection Block (40) cavity (71).
8. the LED bulb lamp of easy replacing electric power driving module according to claim 4, it is characterized in that, described base plate (11) upper for expose the through hole (111) of described pad be arranged on base plate corner location, described the first Flexible Connector (221) and the second Flexible Connector (222) are respectively two.
9. the LED bulb lamp of easy replacing electric power driving module according to claim 6, is characterized in that, described the 4th fixture (72) is two, and the upper through hole (62) passing for the 4th fixture (72) of described substrate (63) is two.
10. the LED bulb lamp of easy replacing electric power driving module according to claim 3, is characterized in that, the shell of described electric power driving module (13), circuit board (14) and Jun You position, base plate (11) the both sides breach (131 consistent with width; 141; 111); Hook part (212) tabling of the top of described shell both sides breach and described clamping element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159950.4U CN203771144U (en) | 2014-04-03 | 2014-04-03 | LED bulb lamp easy in replacement of power source driving module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159950.4U CN203771144U (en) | 2014-04-03 | 2014-04-03 | LED bulb lamp easy in replacement of power source driving module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203771144U true CN203771144U (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420159950.4U Expired - Fee Related CN203771144U (en) | 2014-04-03 | 2014-04-03 | LED bulb lamp easy in replacement of power source driving module |
Country Status (1)
| Country | Link |
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| CN (1) | CN203771144U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642698A (en) * | 2017-10-31 | 2018-01-30 | 深圳市必拓电子股份有限公司 | A kind of LEDbulb lamp |
| CN108613148A (en) * | 2018-05-25 | 2018-10-02 | 郑州森源新能源科技有限公司 | A kind of road lamp power supply fixing device |
-
2014
- 2014-04-03 CN CN201420159950.4U patent/CN203771144U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642698A (en) * | 2017-10-31 | 2018-01-30 | 深圳市必拓电子股份有限公司 | A kind of LEDbulb lamp |
| CN108613148A (en) * | 2018-05-25 | 2018-10-02 | 郑州森源新能源科技有限公司 | A kind of road lamp power supply fixing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20190403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |