CN111853597A - Lamp with plug head - Google Patents
Lamp with plug head Download PDFInfo
- Publication number
- CN111853597A CN111853597A CN202010608248.1A CN202010608248A CN111853597A CN 111853597 A CN111853597 A CN 111853597A CN 202010608248 A CN202010608248 A CN 202010608248A CN 111853597 A CN111853597 A CN 111853597A
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- Prior art keywords
- lamp
- pcb
- cup
- power supply
- limiting
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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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
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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
- F21V17/16—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 deformation of parts; Snap action mounting
- F21V17/162—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 deformation of parts; Snap action mounting the parts being subjected to traction or compression, e.g. coil springs
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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
- F21V19/00—Fastening of light sources or lamp holders
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement 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
- F21V23/004—Arrangement 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 arranged on a substrate, e.g. a printed circuit board
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
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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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a lamp with a plug head, and relates to the technical field of lamps; the LED lamp comprises a lamp body, a light source positioned in the lamp body, a drive connected with the light source and a heat dissipation plate positioned on one side of the light source close to a lamp cap; the outer edge of the heat dissipation plate is attached to the inner side of the lamp cup; the lamp body comprises a lamp cap, a lamp cup connected with the lamp cap and a lampshade connected to one end of the lamp cup far away from the lamp cap; the driver comprises a PCB, a driving main body positioned on the PCB, and a power supply contact pin positioned on one side of the PCB and connected with the lamp cap. When the lamp holder is damaged, only the lamp holder needs to be replaced independently, and the lamp cup does not need to be replaced, so that the maintenance cost is greatly saved. In addition, the heat dissipation plate is arranged, so that the heat dissipation performance is improved, and the heat dissipation plate is attached to the lamp cup, so that heat can be conveniently transferred to the lamp cup.
Description
Technical Field
The invention belongs to the technical field of lamps, and particularly relates to a lamp with an insertion-pull head.
Background
Light fixtures are common lighting tools in homes.
The lamp body of the existing lamp comprises a lamp cup and a lamp cap, the lamp cap and the lamp cup are integrated, when the lamp cap or the lamp cup is damaged, the whole lamp cap or the lamp cup needs to be replaced, and the maintenance cost is high.
Disclosure of Invention
The invention aims to overcome the defect of high maintenance cost in the prior art, and provides a lamp with an insertion and extraction head, which is low in maintenance cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lamp with a plug head comprises a lamp body, a light source arranged in the lamp body, a drive connected with the light source and a heat dissipation plate arranged on one side of the light source close to the lamp head; the outer edge of the heat dissipation plate is attached to the inner side of the lamp cup; the lamp body comprises a lamp cap, a lamp cup connected with the lamp cap and a lampshade connected to one end of the lamp cup far away from the lamp cap; the driver comprises a PCB, a driving main body positioned on the PCB, and a power supply contact pin positioned on one side of the PCB and connected with the lamp cap. When the lamp holder is damaged, only the lamp holder needs to be replaced independently, and the lamp cup does not need to be replaced, so that the maintenance cost is greatly saved. In addition, the heat dissipation plate is arranged, so that the heat dissipation performance is improved, and the heat dissipation plate is attached to the lamp cup, so that heat can be conveniently transferred to the lamp cup.
Preferably, the lamp holder is provided with a jack matched with the power supply contact pin;
the lamp cup is characterized in that a slot matched with the PCB is formed in the inner side of the lamp cup, and two opposite sides of the PCB are connected in the slot in a sliding mode.
Preferably, the end part of the lamp holder is provided with a plurality of clamping grooves, and one end of the lamp cup, which is close to the lamp holder, is provided with a plurality of clamping heads clamped with the clamping grooves.
Preferably, the lamp cap is provided with a limiting groove, and the lamp cup is provided with a limiting block which is matched with the limiting groove to realize alignment of the power supply contact pin and the jack.
Preferably, the inner side of the lamp cup is provided with a limiting and fixing mechanism for limiting and fixing the edge of the PCB; the limiting and fixing mechanism comprises a limiting chute matched with the edge of the PCB, two clamping plates for clamping the PCB, a clamping spring for applying a force to the clamping plates towards the PCB, and a limiting bulge abutted against one end of the PCB, which is far away from the lamp holder; one end of the clamping plate facing the lamp holder is provided with an inclined plane which is convenient for the PCB to separate the two clamping plates; the number of the power supply contact pins is two, wherein one power supply contact pin is a first power supply contact pin, and the other power supply contact pin is a second power supply contact pin; the lamp holder comprises a base, a thread section for being in threaded connection with a lamp cup, a conductive tube fixedly connected to the base and used for inserting a first power supply contact pin, a rotating groove arranged on the base, a rotating body sleeved on the conductive tube and rotatably connected into the rotating groove, a conductive block slidably connected into the conductive tube, an extrusion spring arranged in the conductive tube and used for extruding the conductive block onto the first power supply contact pin, an annular groove arranged on one side of the rotating body close to a PCB (printed circuit board), a first conductive sheet arranged on one side of the inner edge of the annular groove, a second conductive sheet arranged on one side of the outer edge of the annular groove and used for being matched with the first conductive sheet to clamp a second power supply contact pin, a screw rod with one end inserted into the rotating body and rotatably connected with the second conductive sheet, a gear which is in threaded connection with the other end of the screw rod and rotatably connected to the side face of the, A crown gear which is fixedly connected in the evasion annular groove and is engaged with the gear, and a limit column which is fixedly connected at one side of the rotating body facing the PCB; in the process that the lamp cup is screwed down on the threaded section, the PCB abuts against the limiting column, and the second power supply contact pin is positioned between the first conducting strip and the second conducting strip; the conductive tube, the rotating body, the lamp cup and the annular groove are coaxial. The assembly is simplified.
Preferably, one end of the limiting sliding groove, which is close to the lamp holder, is provided with a horn mouth which is convenient for inserting the PCB.
Preferably, the lamp cup is made of aluminum alloy.
The invention has the beneficial effects that: the invention provides a lamp with an insertion-pull head, which is low in maintenance cost. The assembly is simple.
Drawings
FIG. 1 is a schematic view of example 1;
FIG. 2 is an exploded view of example 1;
FIG. 3 is a partial sectional view of embodiment 1;
FIG. 4 is a schematic view of a lamp head;
FIG. 5 is a schematic view of the drive;
FIG. 6 is a schematic view of a lamp cup;
FIG. 7 is a top view of the lamp cup after attachment to the lamp base;
FIG. 8 is a schematic view of example 2;
FIG. 9 is a top view of the rotating body;
FIG. 10 is a cross-sectional view A-A of FIG. 8;
fig. 11 is a schematic view of the lamp cup after placement in the threaded segment.
In the figure: the LED lamp comprises a light source 1, a driver 2, a lamp holder 3, a lamp cup 4, a lamp shade 5, a PCB 6, a driver body 7, a power pin 9, a slot 10, a jack 11, a chuck 13, a limit groove 14, a limit block 15, a limit protrusion 16, a limit sliding groove 17, a clamping plate 18, a clamping spring 19, an inclined plane 20, a base 21, a threaded section 22, a conductive tube 23, a rotating body 24, a conductive block 25, an extrusion spring 26, an annular groove 27, a first conductive sheet 28, a second conductive sheet 29, a screw 30, a gear 31, an avoiding annular groove 32, a bell mouth 33, a heat dissipation plate 34, a clamping groove 35, a rotating groove 36, a first power pin 37, a limit column 38, a crown gear 39 and a second power pin 40.
Detailed Description
The invention is explained in further detail below with reference to the figures and the detailed description:
example 1:
see fig. 1 to 7; a lamp with a plug-in head comprises a lamp body, a light source 1 positioned in the lamp body, a drive 2 connected with the light source 1, and a heat dissipation plate 34 positioned on one side of the light source 1 close to a lamp head 3; the outer edge of the heat sink 34 is bonded to the inside of the lamp cup 4.
The lamp body comprises a lamp holder 3, a lamp cup 4 connected with the lamp holder 3 and a lampshade 5 connected to one end, far away from the lamp holder 3, of the lamp cup 4.
The driver 2 comprises a PCB 6, a driving body 7 on the PCB 6, and a power pin 9 on one side of the PCB 6 and connected to the lamp cap 3.
The lamp cap 3 is provided with a jack 11 for matching with the power pin 9.
The inner side of the lamp cup 4 is provided with a slot 10 matched with the PCB 6, and two opposite sides of the PCB 6 are slidably connected in the slot 10.
The end part of the lamp holder 3 is provided with a plurality of clamping grooves 35, and one end of the lamp cup 4 close to the lamp holder 3 is provided with a plurality of clamping heads 13 clamped with the clamping grooves 35.
The lamp cap 3 is provided with a limiting groove 14, and the lamp cup 4 is provided with a limiting block 15 which is matched with the limiting groove 14 to realize the alignment of the power supply pin 9 and the jack 11.
Principle of embodiment:
the two opposite sides of the PCB 6 are positioned in the corresponding slots 10, then the limiting grooves 14 are aligned with the limiting blocks 15, at the moment, the power supply pin 9 is aligned with the jack 11, the lamp cup 4 is extruded, the clamping head 13 is clamped with the clamping groove 35, and the power supply pin 9 is matched with the jack 11; the clamping head 13 and the clamping groove 35 are mature in the prior art, and finally the lamp cup 4 is clamped on the lamp holder 3.
This embodiment has multiple beneficial effect, and when lamp holder 3 damaged, only need change lamp holder 3 alone just, need not change lamp cup 4, saved cost of maintenance greatly.
Example 2:
referring to fig. 8 to 11, a plug lamp includes a lamp body, a light source 1 located in the lamp body, a driver 2 connected to the light source 1, and a heat sink 34 located on a side of the light source 1 close to the lamp cap 3; the outer edge of the heat sink 34 is bonded to the inside of the lamp cup 4.
The lamp body comprises a lamp holder 3, a lamp cup 4 connected with the lamp holder 3 and a lampshade 5 connected to one end, far away from the lamp holder 3, of the lamp cup 4.
The driver 2 comprises a PCB 6, a driving body 7 on the PCB 6, and a power pin 9 on one side of the PCB 6 and connected to the lamp cap 3.
The lamp cap 3 is provided with a jack 11 for matching with the power pin 9.
The end part of the lamp holder 3 is provided with a plurality of clamping grooves 35, and one end of the lamp cup 4 close to the lamp holder 3 is provided with a plurality of clamping heads 13 clamped with the clamping grooves 35.
The lamp cap 3 is provided with a limiting groove 14, and the lamp cup 4 is provided with a limiting block 15 which is matched with the limiting groove 14 to realize the alignment of the power supply pin 9 and the jack 11.
The inner side of the lamp cup 4 is provided with a limiting and fixing mechanism for limiting and fixing the edge of the PCB 6. The lamp cup 4 is made of aluminum alloy.
The limiting and fixing mechanism comprises a limiting sliding groove 17 matched with the edge of the PCB 6, two clamping plates 18 used for clamping the PCB 6, a clamping spring 19 used for applying force to the clamping plates 18 to the PCB 6 and a limiting bulge 16 abutted against one end, far away from the lamp holder 3, of the PCB 6.
The end of the clamping plate 18 facing the lamp base 3 is provided with a bevel 20 facilitating the separation of the two clamping plates 18 by the PCB 6. One end of the limiting sliding groove 17 close to the lamp holder 3 is provided with a horn mouth 33 which is convenient for the PCB 6 to be inserted.
The number of power pins 9 is two, wherein one power pin 9 is the first power pin 37 and the other power pin 9 is the second power pin 40.
The lamp cap 3 comprises a base 21, a threaded section 22 for threaded connection with the lamp cup 4, a conductive tube 23 fixedly connected to the base 21 and used for inserting a first power pin 37, a rotating groove 36 positioned on the base 21, a rotating body 24 sleeved on the conductive tube 23 and rotatably connected in the rotating groove 36, a conductive block 25 slidably connected in the conductive tube 23, a pressing spring 26 positioned in the conductive tube 23 and used for pressing the conductive block 25 on the first power pin 37, an annular groove 27 positioned on one side of the rotating body 24 close to the PCB 6, a first conductive sheet 28 positioned on one side of the inner edge of the annular groove 27, a second conductive sheet 29 positioned on one side of the outer edge of the annular groove 27 and used for matching with the first conductive sheet 28 to clamp a second power pin 40, a screw 30 with one end inserted into the rotating body 24 and rotatably connected with the second conductive sheet 29, a gear 31 threadedly connected to the other end of the screw 30 and rotatably connected to the side of the rotating body 24, An evading annular groove 32 which is positioned on the side wall of the rotating groove 36 and used for evading the screw rod 30 and the gear 31, a crown gear 39 which is fixedly connected in the evading annular groove 32 and is meshed with the gear 31, and a limiting column 38 which is fixedly connected on one side of the rotating body 24 facing the PCB 6.
During screwing of the lamp cup 4 in the threaded section 22, the PCB 6 abuts against the stop 38 and the second power pin 40 is located between the first conductive plate 28 and the second conductive plate 29.
The conductive tube 23, the rotator 24, the lamp cup 4 and the annular groove 27 are coaxial.
The principle of the embodiment is as follows:
insert lamp cup 4 with PCB board 6, the edge of PCB board 6 slides in along spacing spout 17, and simultaneously, PCB board 6 struts splint 18, and finally, PCB board 6 supports and leans on spacing arch 16, installs and targets in place, because there is frictional force between splint 18 and PCB board 6, PCB board 6 fixes in lamp cup 4.
The lamp cup 4 is then placed on the threaded segment 22, see fig. 11; at this time, the first power pin 37 is inserted into the conductive tube 23, and the second power pin 40 corresponds to the annular groove 27.
Then, the lamp cup 4 is screwed, the PCB 6 approaches the rotating body 24 along with the screwing, the first power pin 37 abuts against the conductive block 25, the compression spring 26 is shortened, so that the first power pin 37 is electrified, the second power pin 40 rotates in the annular groove 27, when the PCB 6 abuts against the limiting post 38, the second power pin 40 is located between the first conductive plate 28 and the second conductive plate 29, the PCB 6 drives the rotating body 24 to rotate under the action of the limiting post 38, the gear 31 rotates under the action of the crown gear 39, the screw 30 moves towards the first conductive plate 28, finally, the first conductive plate 28 and the second conductive plate 29 clamp the second power pin 40, so that the second power pin 40 is electrified, and meanwhile, the lamp cup 4 is screwed on the threaded section 22.
This embodiment does not need extra alignment when assembling lamp cup and lamp holder, has simplified the assembly greatly.
Claims (7)
1. A lamp with a plug head is characterized by comprising a lamp body, a light source, a drive and a heat dissipation plate, wherein the light source is positioned in the lamp body;
the outer edge of the heat dissipation plate is attached to the inner side of the lamp cup;
the lamp body comprises a lamp cap, a lamp cup connected with the lamp cap and a lampshade connected to one end of the lamp cup far away from the lamp cap;
the driver comprises a PCB, a driving main body positioned on the PCB, and a power supply contact pin positioned on one side of the PCB and connected with the lamp cap.
2. The lamp with the plug head as claimed in claim 1, wherein the lamp holder is provided with a jack for matching with the power pin;
the lamp cup is characterized in that a slot matched with the PCB is formed in the inner side of the lamp cup, and two opposite sides of the PCB are connected in the slot in a sliding mode.
3. The lamp with the plug and pull head as claimed in claim 1, wherein the end of the lamp cap is provided with a plurality of slots, and the end of the lamp cup near the lamp cap is provided with a plurality of clips for engaging with the slots.
4. The lamp with the plug head as claimed in claim 1, wherein the lamp holder is provided with a limiting groove, and the lamp cup is provided with a limiting block for matching with the limiting groove to align the power pin and the jack.
5. The lamp with the plug head as claimed in claim 1, wherein a limiting and fixing mechanism for limiting and fixing the edge of the PCB is arranged inside the lamp cup;
the limiting and fixing mechanism comprises a limiting chute matched with the edge of the PCB, two clamping plates for clamping the PCB, a clamping spring for applying a force to the clamping plates towards the PCB, and a limiting bulge abutted against one end of the PCB, which is far away from the lamp holder;
one end of the clamping plate facing the lamp holder is provided with an inclined plane which is convenient for the PCB to separate the two clamping plates;
the number of the power supply contact pins is two, wherein one power supply contact pin is a first power supply contact pin, and the other power supply contact pin is a second power supply contact pin;
the lamp holder comprises a base, a thread section for being in threaded connection with a lamp cup, a conductive tube fixedly connected to the base and used for inserting a first power supply contact pin, a rotating groove arranged on the base, a rotating body sleeved on the conductive tube and rotatably connected into the rotating groove, a conductive block slidably connected into the conductive tube, an extrusion spring arranged in the conductive tube and used for extruding the conductive block onto the first power supply contact pin, an annular groove arranged on one side of the rotating body close to a PCB (printed circuit board), a first conductive sheet arranged on one side of the inner edge of the annular groove, a second conductive sheet arranged on one side of the outer edge of the annular groove and used for being matched with the first conductive sheet to clamp a second power supply contact pin, a screw rod with one end inserted into the rotating body and rotatably connected with the second conductive sheet, a gear which is in threaded connection with the other end of the screw rod and rotatably connected to the side face of the, A crown gear which is fixedly connected in the evasion annular groove and is engaged with the gear, and a limit column which is fixedly connected at one side of the rotating body facing the PCB;
In the process that the lamp cup is screwed down on the threaded section, the PCB abuts against the limiting column, and the second power supply contact pin is positioned between the first conducting strip and the second conducting strip;
the conductive tube, the rotating body, the lamp cup and the annular groove are coaxial.
6. The lamp with the plug head as claimed in claim 5, wherein the end of the limiting sliding groove close to the lamp holder is provided with a bell mouth for facilitating the insertion of the PCB.
7. The lamp with plug head as claimed in claim 5, wherein the lamp cup is made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010608248.1A CN111853597B (en) | 2020-06-29 | 2020-06-29 | Lamp with plug head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010608248.1A CN111853597B (en) | 2020-06-29 | 2020-06-29 | Lamp with plug head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111853597A true CN111853597A (en) | 2020-10-30 |
| CN111853597B CN111853597B (en) | 2022-03-11 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010608248.1A Active CN111853597B (en) | 2020-06-29 | 2020-06-29 | Lamp with plug head |
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