CN106958771A - A kind of LED down lamp - Google Patents
A kind of LED down lamp Download PDFInfo
- Publication number
- CN106958771A CN106958771A CN201710176917.0A CN201710176917A CN106958771A CN 106958771 A CN106958771 A CN 106958771A CN 201710176917 A CN201710176917 A CN 201710176917A CN 106958771 A CN106958771 A CN 106958771A
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- Prior art keywords
- hole
- cylindrical metallic
- metallic shell
- pcb board
- driving
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- 239000002245 particle Substances 0.000 claims abstract description 22
- 239000003990 capacitor Substances 0.000 claims abstract description 16
- 238000005406 washing Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 238000010079 rubber tapping Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 238000004148 unit process Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
-
- 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
-
- 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
- F21V17/164—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 bending, e.g. snap joints
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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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of LED down lamp, it includes diffuser and cylindrical metallic shell, diffuser is covered on the top end opening of cylindrical metallic shell, light source driving integrated board is provided with the inner chamber of cylindrical metallic shell, it is the LED light source plate for being integrated with driving power supply, pcb board including being printed with circuit, the inductance for constituting driving power supply is installed on the back side of pcb board, electrochemical capacitor and wash human relations electric capacity, remaining all component and the plurality of LEDs particle for constituting driving power supply are packaged with front, feel provided with power supply the bottom of cylindrical metallic shell, electrochemical capacitor and wash the device that human relations electric capacity passes through and pass through hole, and make the back side of pcb board be not installed with the region of component with the medial surface of the bottom of cylindrical metallic shell to be close to, driving case is connected with the outside of the bottom of cylindrical metallic shell, there is driving case one to be used to accommodate inductance, electrochemical capacitor and the accommodating chamber for washing human relations electric capacity；Advantage is that assembly technology is simple, production efficiency is high, and job stability and functional reliability are high.
Description
Technical field
The present invention relates to a kind of LED illumination lamp, more particularly, to a kind of LED down lamp.
Background technology
LED light source has the advantages that energy-conserving and environment-protective, long service life, without stroboscopic because of it, is rapidly applied on Down lamp.
At present on the market common LED down lamp generally comprise cylindrical metallic shell, the driving power supply being installed in cylindrical metallic shell and
LED light source plate, the diffuser being connected on cylindrical metallic shell, driving power supply are connected with LED light source plate by wire.It is this
There is problems with LED down lamp：1）Because driving power supply and LED light source plate are separate, therefore driving power supply and LED light source plate
Between need to realize connection by welding manner using wire, but this not only make it that assembly technology is complex, and manually
Welding can cause job stability and the functional reliability reduction of LED down lamp；2）To meet the safety requirements of LED down lamp, use
Earthing mode be typically that yellowish green ground wire is connected to the earth terminal of driving power supply, the earth terminal of driving power supply passes through wire again
Lead on cylindrical metallic shell, this earthing mode make it that assembly technology is relative complex, and production cost is higher.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of LED down lamp, and its assembly technology is simple, production efficiency is high,
And job stability and functional reliability are high.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of LED down lamp, including diffuser and hollow
Cylindrical metallic shell, the top end opening and bottom end closure of described cylindrical metallic shell, described diffuser is covered in described
Cylindrical metallic shell top end opening on, it is characterised in that：Light source drive is provided with the inner chamber of described cylindrical metallic shell
Movement and motor-driven integrative plate, described light source driving integrated board is the LED light source plate for being integrated with driving power supply, described light source driving one
Body plate includes being printed with the pcb board of circuit, has the drive described in constituting by plug-in unit process Installation on the back side of described pcb board
The inductance of dynamic power supply, electrochemical capacitor and human relations electric capacity is washed, composition is packaged with by SMD paster techniques on the front of described pcb board
Remaining all component and plurality of LEDs particle except inductance, electrochemical capacitor and in addition to washing human relations electric capacity of described driving power supply, it is described
Cylindrical metallic shell bottom on offer device through hole, constitute the inductance of described driving power supply, electrochemical capacitor and wash
Human relations electric capacity passes through hole through described device, and make described pcb board the back side be not installed with the region of component with it is described
The medial surface of the bottom of cylindrical metallic shell is close to, and driving cover is connected with the outside of the bottom of described cylindrical metallic shell
There is shell, described driving case one to be used to accommodate the inductance of the driving power supply described in constituting, electrochemical capacitor and wash human relations electric capacity
Accommodating chamber.
A ground hole is offered on described pcb board at earthing position, the hole wall periphery of described ground hole is kept
Copper Foil is exposed, and offering one at position corresponding with described ground hole on the bottom of described cylindrical metallic shell contacts
Hole, described ground hole passes through a self-drilling connection with described contact hole.Here, tapping screw passes through ground hole precession
In contact hole, ground connection is achieved that without using wire, production technology is not only reduced, cost of labor is reduced, life is improved
Efficiency is produced, and improves the job stability and functional reliability of LED down lamp.
It is vertically arranged with multiple positioning terminals on the openend of described driving case, the bottom of described cylindrical metallic shell
Offered on end and multiple positioning holes offered on multiple hole positions, described pcb board, described positioning terminal, described hole position and
Described positioning hole is corresponded, described positioning terminal sequentially pass through described hole position and described positioning hole after realize it is described
Driving case, the positioning of described cylindrical metallic shell and described pcb board.Here, by setting fixed on driving case
Position terminal, and corresponding hole position is opened up on the bottom of cylindrical metallic shell, corresponding positioning hole is opened up on pcb board, so
Positioning terminal can easily just keep driving the fixation of case, cylindrical metallic shell and pcb board after with hole position and positioning hole coordinating
In place.
It is vertically arranged with the positioning terminal described in four on the openend of described driving case, determining described in two of which
Position terminal is arranged on a side position of described driving case, and the positioning terminal described in two other is arranged at described driving
On the centre position of case, and it is arranged between the positioning terminal described in described two driven on the centre position of case
Spacing is more than the spacing between the positioning terminal described in two be arranged on a side position of described driving case.Actually set
Two positioning terminals on one side position of timing drive case close to binding post, by two positioning terminals on centre position it
Between two positioning terminals of the line space design on more than a side position between spacing, ensure that pcb board, outside cylindrical metallic
The installation of shell and driving case will not malfunction.
It is each provided with a screw fixed column on four angles of described driving case, the bottom of described cylindrical metallic shell
Offer and offered and described screw on the first screw hole corresponding with described screw fixed column, described pcb board on end
Corresponding second screw hole of fixed column, by tapping screw through revolving after described the second screw hole and the first described screw hole
Enter in described screw fixed column and realize the fixation of described driving case, described cylindrical metallic shell and described pcb board.
Pass through fixation so that driving case, cylindrical metallic shell and pcb board integrally, are not subjected to displacement firmly.
It is provided with a groove on the outside of the bottom of described driving case, is vertically arranged with the bottom land of described groove
Two binding posts, the binding post described in two is corresponding with two wiring point positions on described pcb board, on described groove
Power supply wiring lid is connected with, described power supply wiring, which is covered, offers the through hole corresponding with described binding post.
The edge of described diffuser is circumferentially evenly arranged with multiple vertical elastic back-offs, described cylindrical metallic shell
Perisporium on circumferentially uniformly offer multiple hole clippings, described vertical elastic back-off correspond is caught in it is real after described hole clipping
The connection of existing described diffuser and described cylindrical metallic shell.By the cooperation of vertical elastic back-off and hole clipping, not only make
The installation for obtaining diffuser is more convenient, improves production efficiency, and ensure that the stable connection of diffuser.
Remaining all component except inductance, electrochemical capacitor and in addition to washing human relations electric capacity for constituting described driving power supply are arranged in
On the positive middle section of described pcb board, the LED particle described in many is uniformly arranged in the positive of described pcb board
On neighboring area.Because LED particle is to be packaged in by SMD paster techniques on the front of pcb board, and all LED particles are arranged
It is distributed on the positive neighboring area of pcb board, therefore the light that LED particle is sent is unobstructed.
LED particle described in many is uniformly arranged in the positive neighboring area of described pcb board in circular array mode
On, uniformly arranged LED particle in circular array mode, may be such that the light that LED particle is sent is uniform；It can also be adopted in actual package
With other symmetric modes arrangement LED particle.
Described pcb board is FR-4 glass fibres composite base plate or KB glass fibre composite base plates.
Compared with prior art, the advantage of the invention is that：
1）Light source driving integrated board in the LED down lamp of the present invention only can just be completed by plug-in unit technique and SMD paster techniques
The production of driving power supply and LED light source plate, reduces the assembling process of the independent plug-in unit of driving power supply, enormously simplify production work
Skill, so as to be effectively improved production efficiency.
2）Because driving power supply and the integration of LED light source plate constitute light source driving integrated board, therefore mechanization can be used
Light source driving integrated board is produced, human weld's operating procedure when driving power supply is assembled with LED light source plate is saved, not only reduces
Cost of labor, and SMD paster techniques improve the functional reliability and job stability of LED down lamp.
Brief description of the drawings
Fig. 1 is the exploded perspective structural representation of the LED down lamp of embodiment one；
Fig. 2 is the decomposition cross section structure diagram of the LED down lamp of embodiment one；
Fig. 3 is the top view of the LED down lamp of embodiment one；
Fig. 4 is the upward view of the LED down lamp of embodiment one；
Fig. 5 is the structural representation of the cylindrical metallic shell of the LED down lamp of embodiment one；
Fig. 6 drives the structure schematic diagram of integrated board for the light source of the LED down lamp of embodiment one；
Fig. 7 is the structural representation of the driving case of the LED down lamp of embodiment one；
Fig. 8 is the structural representation of the power supply wiring lid of the LED down lamp of embodiment one；
Fig. 9 is the exploded perspective structural representation of the LED down lamp of embodiment two.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment one：
A kind of LED down lamp that the present embodiment is proposed, as shown in Figures 1 to 8, it is included outside diffuser 1 and hollow cylindrical metallic
Shell 2, the top end opening and bottom end closure of cylindrical metallic shell 2, diffuser 1 is covered on the top end opening of cylindrical metallic shell 2,
Light source driving integrated board 3 is provided with the inner chamber of cylindrical metallic shell 2, light source driving integrated board 3 is electric to be integrated with driving
The LED light source plate in source, light source driving integrated board 3 is included on the pcb board 31 for being printed with circuit, the back side of pcb board 31 by inserting
Part process Installation has inductance, electrochemical capacitor and the part component 32 for washing human relations electric capacity for constituting driving power supply, the front of pcb board 31
It is upper to pass through SMD（Surface Mounted Devices, surface mount device）Paster technique, which is packaged with, constitutes removing for driving power supply
Inductance, electrochemical capacitor and remaining all components 33 and plurality of LEDs particle 34 outside human relations electric capacity are washed, i.e., by all of driving power supply
Component and LED particle 34, which are arranged on same pcb board 31, the bottom of cylindrical metallic shell 2, offers device through hole 21,
Constitute the inductance of driving power supply, electrochemical capacitor and wash the part component 32 of human relations electric capacity and pass through hole 21 through device, and make pcb board
The region that 31 back side is not installed with component is close to the medial surface of the bottom of cylindrical metallic shell 2, cylindrical metallic shell 2
Driving case 4 is connected with the outside of bottom, there is driving case 4 one to be used to accommodate the inductance for constituting driving power supply, electrolysis
The accommodating chamber 41 of electric capacity and the part component 32 for washing human relations electric capacity.Light source driving integrated board 3 in the LED down lamp is only by inserting
Part technique and SMD paster techniques just can complete the production of driving power supply and LED light source plate, reduce the independent plug-in unit of driving power supply
Assembling process, enormously simplify production technology, so as to be effectively improved production efficiency；Due to driving power supply and LED light source plate
Integration constitutes light source driving integrated board 3, therefore can drive integrated board 3 using mechanization production light source, saves driving
Human weld's operating procedure when power supply is assembled with LED light source plate, not only reduces cost of labor, and SMD paster techniques are improved
The functional reliability and job stability of LED down lamp.
In this particular embodiment, a ground hole 35, the hole of ground hole 35 are offered on pcb board 31 at earthing position
Wall periphery keeps Copper Foil exposed, is contacted on the bottom of cylindrical metallic shell 2 with offering one at the corresponding position of ground hole 35
Hole 22, ground hole 35 passes through a self-drilling connection with contact hole 22；Tapping screw passes through the precession contact hole 22 of ground hole 35
It is interior, ground connection is achieved that without using wire, production technology is not only reduced, cost of labor is reduced, production efficiency is improved,
And improve the job stability and functional reliability of LED down lamp.
In this particular embodiment, it is provided with the outside of the bottom of driving case 4 on a groove 42, the bottom land of groove 42
Two binding posts 43 are vertically arranged with, two binding posts 43 are corresponding with two wiring point positions on pcb board 31, on groove 42
It is connected with power supply wiring lid 5, power supply wiring lid 5 and offers the through hole 51 corresponding with binding post 43.
In this particular embodiment, four positioning terminals 44, two of which are vertically arranged with the openend of driving case 4
Positioning terminal 44 is arranged on a side position of driving case 4 and close to binding post 43, and two other positioning terminal 44 is arranged at
On the centre position for driving case 4, and the spacing between two positioning terminals 44 being arranged on the centre position of driving case 4
More than the spacing between two positioning terminals 44 being arranged on a side position of driving case 4, pcb board 31, cylinder ensure that
The installation of shape metal shell 2 and driving case 4 will not be malfunctioned, and four hole positions 23 are offered on the bottom of cylindrical metallic shell 2,
Four positioning holes 36 are offered on pcb board 31, positioning terminal 44, hole position 23 and positioning hole 36 are corresponded, positioning terminal 44 according to
The secondary positioning through realization driving case 4, cylindrical metallic shell 2 and pcb board 31 after hole position 23 and positioning hole 36.Here, passing through
Positioning terminal 44 is set on driving case 4, and corresponding hole position 23 is opened up on the bottom of cylindrical metallic shell 2, in pcb board
Corresponding positioning hole 36 is opened up on 31, is positioned such that terminal 44 can easily just keep driving after with hole position 23 and positioning hole 36 coordinating
Move being secured in place for case 4, cylindrical metallic shell 2 and pcb board 31.
In this particular embodiment, a screw fixed column 45, cylindrical metallic are each provided with four angles of driving case 4
Offer to offer on first screw hole 24 corresponding with screw fixed column 45, pcb board 31 on the bottom of shell 2 and fixed with screw
Corresponding second screw hole 37 of post 45, is consolidated by tapping screw through precession screw after the second screw hole 37 and the first screw hole 24
The fixation of driving case 4, cylindrical metallic shell 2 and pcb board 31 is realized in fixed column 45；Pass through fixation so that driving case 4, cylinder
Shape metal shell 2 and pcb board 31 integrally, are not subjected to displacement firmly.
In this particular embodiment, remaining except inductance, electrochemical capacitor and in addition to washing human relations electric capacity for constituting driving power supply owns
Component 33 is arranged on the positive middle section of pcb board 31, and plurality of LEDs particle 34 is uniformly arranged in circular array mode
On the positive neighboring area of pcb board 31.Because LED particle 34 is to be packaged in by SMD paster techniques on the front of pcb board 31
, and all LED particles 34 are arranged on the positive neighboring area of pcb board 31, therefore the light that LED particle 34 is sent is without screening
Gear；Uniformly arranged LED particle 34 in circular array mode, may be such that the light that LED particle 34 is sent is uniform；In actual package
Can be arranged LED particle 34 using other symmetric modes.
In this particular embodiment, diffuser 1 uses existing circular glass transmission cover；Pcb board 31 is FR-4 glass
Fiber composite substrate or KB glass fibre composite base plates.
Embodiment two：
A kind of LED down lamp that the present embodiment is proposed, as shown in figure 9, the basic phase of structure of its structure and the LED down lamp of embodiment one
Together, it the difference is that only：The edge of diffuser 1 is circumferentially evenly arranged with six vertical elastic back-offs 11, i.e., every 60 degree
Set and circumferentially uniformly offer six hole clippings 25, vertical bullet on a vertical elastic back-off 11, the perisporium of cylindrical metallic shell 2
Property back-off 11 correspond and be caught in connection that diffuser 1 and cylindrical metallic shell 2 are realized after hole clipping 25, pass through vertical elasticity back-off
11 and the cooperation of hole clipping 25, not only make it that the installation of diffuser 1 is more convenient, improves production efficiency, and ensure that printing opacity
The stable connection of cover 1.
Claims (10)
1. a kind of LED down lamp, including diffuser and hollow cylindrical metallic shell, the top end opening of described cylindrical metallic shell
And bottom end closure, described diffuser is covered on the top end opening of described cylindrical metallic shell, it is characterised in that：Described
Light source driving integrated board is provided with the inner chamber of cylindrical metallic shell, described light source driving integrated board is to be integrated with driving
The LED light source plate of power supply, described light source driving integrated board includes the pcb board for being printed with circuit, the back side of described pcb board
The upper inductance for having the driving power supply described in composition by plug-in unit process Installation, electrochemical capacitor and human relations electric capacity is washed, described pcb board
On front by SMD paster techniques be packaged with the driving power supply described in constituting except inductance, electrochemical capacitor and in addition to washing human relations electric capacity
Device is offered on remaining all component and plurality of LEDs particle, the bottom of described cylindrical metallic shell through hole, institute is constituted
The inductance of the driving power supply stated, electrochemical capacitor and wash human relations electric capacity and pass through hole through described device, and make the back of the body of described pcb board
The region that face is not installed with component is close to the medial surface of the bottom of described cylindrical metallic shell, outside described cylindrical metallic
Driving case is connected with the outside of the bottom of shell, there is described driving case one to be used to accommodate the electricity of the driving described in constituting
Inductance, electrochemical capacitor and the accommodating chamber for washing human relations electric capacity in source.
2. a kind of LED down lamp according to claim 1, it is characterised in that：Opened up on described pcb board at earthing position
Have a ground hole, the hole wall periphery of described ground hole keeps Copper Foil exposed, on the bottom of described cylindrical metallic shell with
Offer a contact hole at the corresponding position of described ground hole, described ground hole and described contact hole by one from
Attack mode connects for screw.
3. a kind of LED down lamp according to claim 1 or 2, it is characterised in that：Erected on the openend of described driving case
Directly it is provided with multiple positioning terminals, offers and opened on multiple hole positions, described pcb board on the bottom of described cylindrical metallic shell
Provided with multiple positioning holes, described positioning terminal, described hole position and described positioning hole is corresponded, described positioning terminal
Sequentially pass through described hole position and described positioning hole after realize described driving case, described cylindrical metallic shell and described
Pcb board positioning.
4. a kind of LED down lamp according to claim 3, it is characterised in that：It is vertical on the openend of described driving case
The positioning terminal described in four is provided with, the positioning terminal described in two of which is arranged at a side position of described driving case
On, the positioning terminal described in two other is arranged on the centre position of described driving case, and is arranged at described driving
The spacing between the positioning terminal described in two on the centre position of case is more than the side for being arranged at described driving case
The spacing between the positioning terminal described in two on position.
5. a kind of LED down lamp according to claim 3, it is characterised in that：Respectively set on four angles of described driving case
It is equipped with a screw fixed column, corresponding with described screw fixed column is offered on the bottom of described cylindrical metallic shell
The second screw hole corresponding with described screw fixed column is offered on one screw hole, described pcb board, is worn by tapping screw
Cross described the second screw hole and the first described screw hole after realize described driving cover in screw fixed column described in precession
The fixation of shell, described cylindrical metallic shell and described pcb board.
6. a kind of LED down lamp according to claim 3, it is characterised in that：Set on the outside of the bottom of described driving case
Be equipped with a groove, two binding posts be vertically arranged with the bottom land of described groove, the binding post described in two with it is described
Two wiring point positions on pcb board are corresponding, and power supply wiring lid is connected with described groove, and described power supply wiring is covered
Offer the through hole corresponding with described binding post.
7. a kind of LED down lamp according to claim 1, it is characterised in that：The edge of described diffuser is circumferentially uniform
It is provided with multiple vertical elastic back-offs, multiple hole clippings, institute is circumferentially uniformly offered on the perisporium of described cylindrical metallic shell
The vertical elastic back-off stated, which corresponds to be caught in after described hole clipping, realizes described diffuser and described cylindrical metallic shell
Connection.
8. a kind of LED down lamp according to claim 1, it is characterised in that：Constitute described driving power supply removes inductance, electricity
Solution electric capacity and remaining all component washed outside human relations electric capacity are arranged on the positive middle section of described pcb board, many institutes
The LED particle stated uniformly is arranged on the positive neighboring area of described pcb board.
9. a kind of LED down lamp according to claim 8, it is characterised in that：LED particle described in many is with circular array side
Formula is uniformly arranged on the positive neighboring area of described pcb board.
10. a kind of LED down lamp according to claim 1, it is characterised in that：Described pcb board is multiple for FR-4 glass fibres
Close substrate or KB glass fibre composite base plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176917.0A CN106958771A (en) | 2017-03-22 | 2017-03-22 | A kind of LED down lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710176917.0A CN106958771A (en) | 2017-03-22 | 2017-03-22 | A kind of LED down lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106958771A true CN106958771A (en) | 2017-07-18 |
Family
ID=59471828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710176917.0A Pending CN106958771A (en) | 2017-03-22 | 2017-03-22 | A kind of LED down lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106958771A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397711A (en) * | 2017-07-31 | 2018-08-14 | 漳州立达信光电子科技有限公司 | Led floodlight |
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| CN205717088U (en) * | 2016-06-29 | 2016-11-23 | 周军 | Driving device |
| CN206802902U (en) * | 2017-03-22 | 2017-12-26 | 鹰潭阳光照明有限公司 | A kind of LED down lamp |
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2017
- 2017-03-22 CN CN201710176917.0A patent/CN106958771A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423613A (en) * | 2012-05-17 | 2013-12-04 | 全亿大科技（佛山）有限公司 | Light emitting diode lamp |
| JP2015195160A (en) * | 2014-03-27 | 2015-11-05 | アイリスオーヤマ株式会社 | Lighting device |
| CN204084062U (en) * | 2014-09-15 | 2015-01-07 | 木林森股份有限公司 | A kind of Down lamp |
| CN105841041A (en) * | 2016-04-28 | 2016-08-10 | 浙江阳光美加照明有限公司 | LED mirror front lamp |
| CN205717088U (en) * | 2016-06-29 | 2016-11-23 | 周军 | Driving device |
| CN206802902U (en) * | 2017-03-22 | 2017-12-26 | 鹰潭阳光照明有限公司 | A kind of LED down lamp |
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| CN108397711A (en) * | 2017-07-31 | 2018-08-14 | 漳州立达信光电子科技有限公司 | Led floodlight |
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