CN110425468A - A kind of LED spotlight - Google Patents
A kind of LED spotlight Download PDFInfo
- Publication number
- CN110425468A CN110425468A CN201910737388.6A CN201910737388A CN110425468A CN 110425468 A CN110425468 A CN 110425468A CN 201910737388 A CN201910737388 A CN 201910737388A CN 110425468 A CN110425468 A CN 110425468A
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- China
- Prior art keywords
- pressure arm
- heat dissipation
- several
- substrate
- cooling fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 72
- 238000001816 cooling Methods 0.000 claims abstract description 66
- 239000000758 substrate Substances 0.000 claims abstract description 39
- 239000011324 bead Substances 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 52
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 235000006040 Prunus persica var persica Nutrition 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 240000006413 Prunus persica var. persica Species 0.000 claims 1
- 230000000694 effects Effects 0.000 description 8
- 230000005855 radiation Effects 0.000 description 6
- 244000144730 Amygdalus persica Species 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
-
- 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
- F21V29/71—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
- F21V29/713—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements in direct thermal and mechanical contact of each other to form a single system
-
- 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
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention provides a kind of LED spotlights, belong to LED lamp technical field.It solves the problems, such as that existing LED spotlight heat dissipation performance is poor.This LED spotlight, shell including tubular, reflector is fixed in shell, the upper end of reflector is fixed with substrate, LED lamp bead is installed on substrate, the upper end edge of shell is hinged with two pressure arms, several lateral heat dissipation pieces are horizontally fixed on substrate, lateral heat dissipation on piece is fixed with several connecting columns, several connecting columns are circumferentially respectively in the edge placement of lateral heat dissipation piece, vertical cooling fin is rotatably connected on several connecting columns, vertical cooling fin is arc-shaped, and the concave surface of vertical cooling fin and the outer edge of lateral heat dissipation piece mutually recline when vertical cooling fin is inwardly swung, the driving member that several vertical cooling fins can be made to swing out when pressure arm is to lower swing is additionally provided on substrate.This LED spotlight has better heat dissipation performance, guarantees service life.
Description
Technical field
The invention belongs to LED lamp technical fields, are related to a kind of LED spotlight.
Background technique
Shot-light it is mountable on furred ceiling surrounding or furniture top, within the walls, in dado or skirting, light direct irradiation is needing
On the utensils implements emphasized, with prominent subjective Aesthetic functions, reach give prominence to the key points, environment is unique, level is abundant, atmosphere is strong,
In riotous profusion colorful artistic effect, shot-light light is soft, elegant and poised, can not only play a leading role to integral illumination, but also can locally adopt
Light sets off atmosphere by contrast.
As patent document (application number: a kind of shot-light disclosed in 201820210830.0), including pedestal, in the pedestal
There is accommodating cavity in inside, placed driving power in accommodating cavity, further includes the radiation panel being connected with the pedestal, is mounted on institute
The aluminum base circuit board for stating radiation panel, the front frame being connected with the radiation panel, the panel being installed on inside front frame, Yi Jian
Trunnion loaded on front frame side, the panel being installed on inside front frame is concordant with the height of the front frame, and the front frame is dissipated with described
The position that hot panel is in contact is provided with insulated ring, and the insulated ring is internally provided with the first screw thread, the radiation panel
Edge is correspondingly arranged on the second screw thread, and the pedestal is provided with radiation panel fixed column, and correspondence is set on the radiation panel
It is equipped with fixed hole, since shot-light can generate amount of heat during the work time, it is therefore desirable to which heat sink radiates, however penetrates
Lamp needs to be inserted into the hole held successfully in furred ceiling during installation, which matches with the housing outer diameter of shot-light, therefore dissipates
The radial dimension of hot plate needs to be less than the diameter of hole, this will limit the heat dissipation performance of heat sink, and then influence the heat dissipation of shot-light
And service life.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of LED spotlight, this LED spotlight are proposed
With better heat dissipation performance, guarantee service life.
Object of the invention can be realized by the following technical scheme: a kind of LED spotlight, the shell including tubular, shell
Lower end outside circumferentially there is positioning flange, the reflector of taper is fixed in the shell, the upper end of the reflector is solid
Surely there is circular substrate, LED lamp bead is installed on the substrate, the upper end edge of the shell is hinged with two and is symmetrical arranged and works as
Shell can be to lower swing and the pressure arm being pressed on furred ceiling upper side when being inserted into furred ceiling hole, which is characterized in that the base
Several circular lateral heat dissipation pieces are horizontally fixed on plate, which is sequentially distributed up and down, and adjacent two is lateral
There is gap, the lateral heat dissipation on piece is fixed with several connecting columns, and several connecting columns are circumferentially respectively in cross between cooling fin
To the edge placement of cooling fin, and each connecting column extends vertically through several lateral heat dissipation pieces, on several connecting columns
It is rotatably connected to vertical cooling fin, the vertical cooling fin is arc-shaped, and the vertical cooling fin when vertical cooling fin is inwardly swung
Concave surface and the outer edge of lateral heat dissipation piece mutually recline, be additionally provided on the substrate when pressure arm is to lower swing can make it is several perpendicular
The driving member swung out to cooling fin.
When shot-light is not installed, pressure arm is in vertical state upward, and several vertical cooling fins are surrounded and are cylindrical in shape, and vertical scattered
The concave surface of backing mutually reclines with lateral heat dissipation piece outer edge, i.e., the inside on cylindrical surface where vertical cooling fin is respectively positioned on shell, and
Furred ceiling hole will not be inserted into shell and generate interference, when installation inserts the housing into furred ceiling hole, and pressure arm can during insertion
It to lower swing and is pressed on furred ceiling upper side, so that positioning flange is pressed on furred ceiling downside, to determine shot-light
Position, and vertical cooling fin can be made to swing out by driving member in the downward swing process of pressure arm, i.e., several vertical heat dissipations
Piece is unfolded outward, interferes so as to avoid vertical cooling fin and furred ceiling hole and shot-light is caused to be difficult to the problem of installing, penetrate at this time
The top of lamp has lateral heat dissipation piece and vertical cooling fin, and lateral heat dissipation piece can radiate under horizontal gas flow effect, erect
There is biggish heat dissipation area to cooling fin, can radiate under vertical airflow function, improve the heat dissipation performance of shot-light, protect
Demonstrate,prove service life.
In above-mentioned LED spotlight, the edge always of the vertical cooling fin is fixed with several heat-conducting blocks along its length,
Several heat-conducting blocks, which rotate, to be set on connecting column, and the gap between several heat-conducting blocks and several lateral heat dissipation pieces is one by one
It is corresponding, and heat-conducting block is located in the gap between adjacent lateral heat dissipation piece, the two sides of heat-conducting block respectively with adjacent two lateral heat dissipation
The side of piece mutually reclines.Heat-conducting block is all had in gap between each lateral heat dissipation piece, plays and is stably connected with vertical cooling fin
Effect, while heat-conducting block side fits with lateral heat dissipation piece, can dissipate the heat transfer of lateral heat dissipation on piece to vertical
On backing, heat dissipation performance is improved.
In above-mentioned LED spotlight, the driving member includes transmission ring, and the transmission ring is vertically slidably connected at substrate
On upper side, circumferentially there are several driving columns on transmission ring upper side, and driving column is vertically arranged, the driving column periphery
Radially with pushing post on face, the lower end edge of the vertical cooling fin has driving section, which extends to bottom
Lateral heat dissipation piece lower section, vertically there is on the driving section downside transmission tube, have on the transmission tube inner peripheral surface
The pushing tow slot of spiral setting, the connecting column, transmission tube and the concentric setting of driving column, the driving column are plugged on transmission tube
It is interior, and pushing post is plugged in pushing tow slot, the pressure arm and transmission ring are sequentially connected.It can make to be driven when pressure arm is to lower swing
Ring moves up, and transmission ring can be by the pushing tow slot slot on the pushing post pushing tow transmission tube on driving column during moving up
Wall, and pushing tow slot is helically arranged, therefore pushing tow pipe can be made to rotate under the action of pushing post, so that vertical cooling fin
Swing out expansion.
In above-mentioned LED spotlight, the substrate upper side is equipped with two drive blocks, which is symmetrical arranged, and
The outer end of two drive blocks is corresponding with two pressure arms respectively, and two limiting slots, the limiting slot are offered on the transmission ring downside
Bottom surface be downwardly projecting cambered surface, there is the guiding convex edge being disposed radially, under the drive block on the substrate upper side
Dovetail groove is offered on side, two drive blocks are plugged on respectively in two limiting slots, and dovetail groove is matched with the sliding of guiding convex edge
It closes, the inner end of the drive block has pushing tow inclined-plane, and the outer end on the pushing tow inclined-plane is higher than inner end, and the bottom surface of above-mentioned limiting slot is supported
It leans against on pushing tow inclined-plane, the pressure arm is equipped with the push cam for capableing of inwardly pushing tow drive block when pressure arm is to lower swing.When
Vertical cooling fin is resisted against on substrate upper side in transmission ring when collapsing shape, and guiding convex edge is located in limiting slot, will not be to transmission
Ring generates interference, when pressure arm is to lower swing can by the peach tip portion pushing tow drive block of push cam, drive block radially to
Interior sliding, by the upward pushing tow transmission ring in pushing tow inclined-plane, so that transmission ring rises, so that vertical cooling fin swings out exhibition
It opens, simple and stable structure.
In above-mentioned LED spotlight, it is fixed between the lateral heat dissipation piece downside of the substrate upper side and bottom
Several guide posts, several guide posts are circumferentially uniformly distributed, circumferentially have several guide sleeves on the transmission ring inner peripheral surface, this is several to lead
Be slidably located in several guide posts respectively to set, be also arranged with reset spring in the guide post, the reset spring it is upper
End is resisted against on the lateral heat dissipation piece downside of bottom, and lower end is resisted against on guide sleeve upper surface, in the effect of reset spring
Under transmission ring can be made to decline when pressure arm is swung up.Cooperated by guide sleeve and guide post, so that transmission ring keeps stablizing,
And reset spring can make transmission ring reset movement when pressure arm is swung up, and then vertical cooling fin is driven inwardly to collapse swing
It collapses.
In above-mentioned LED spotlight, the upper edge of the shell has two pairs of articulated sections, and two pairs of articulated sections are symmetrical arranged,
The pressure arm is in zigzag shape, and the both ends of pressure arm are rotatably connected on respectively on two articulated sections of the same side, fixed on the pressure arm
There is connecting rod, there is spacing between the connecting rod and articulated section, interconnecting piece is fixed on the substrate, the articulated section, which is higher than, to be connected
Socket part is connected with compression tension spring, also has on the articulated section against protrusion, draw compressing between the connecting rod and interconnecting piece
It is abutted against on protrusion under the action of spring when pressure arm is rocked to vertically upward.Pressure arm is realized in the case where compressing tension spring effect
Lower swing can continue up under the action of compressing tension spring when the outer end of pressure arm tilts upwards and swing and abut against convex
In portion, it can continue under the action of compressing tension spring to lower swing when the outer end of pressure arm tilts down and be pressed on the upside of furred ceiling
On face.
In above-mentioned LED spotlight, the both ends of the pressure arm are fixed with driving lever, the angle between the driving lever and pressure arm
For acute angle, and when pressure arm vertically upward when two driving levers inclinations outwardly, and the outer end of driving lever is located at the outside of shell.Since pressure arm is perpendicular
When directly upward driving lever outwardly, when inserting the housing into furred ceiling hole at this time, furred ceiling hole edge can pushing tow driving lever downwards so that pressure
To lower swing, and since the angle between driving lever and pressure arm is acute angle, working as driving lever can act on arm at furred ceiling hole edge
Lower swing amplitude is greater than 90 degree, so that the outer end inclination of pressure arm is downward, then can continue in the case where compressing tension spring effect to the bottom
It is dynamic, so that it is not necessary that pressure arm is manually operated in shell installation process, it is not only easy to operate, and it is suitable for the furred ceiling of closed upper part
Structure.
In above-mentioned LED spotlight, the middle part of the connecting rod has rod-shaped bracket, and the push cam is fixed on branch
The end of frame, and the base circle portion of push cam and the both ends of pressure arm center line having the same, when the pressure arm is swung up
On the outer peripheral surface that the outer end of drive rod is resisted against push cam base circle portion under the action of reset spring when to vertical state, when
The outer end of drive rod is resisted against push cam peach tip under the action of reset spring when the pressure arm is rocked to downwards inclination downward
On partial outer peripheral surface.Center line when pressure arm is swung where push cam will not be swung, to realize the top to drive block
It pushes away.
In above-mentioned LED spotlight, the pressure arm includes the compressor arm and two oscillating rods of U-shaped, and the one of two oscillating rods
It holds equal outward bending and is hinged on articulated section, the both ends of above-mentioned connecting rod are fixedly connected with two oscillating rods respectively, the compressor arm
Both ends be bolted with adjusting set respectively, two adjusting sets are screwed onto the other end of two oscillating rods, and compressor arm and swing respectively
The thread rotary orientation of bar is opposite.Compressor arm can be adjusted by adjusting set when the wall thickness difference of furred ceiling, be put by the way that compressor arm is opposite
The flexible length to adjust entire pressure arm of lever, and then pressure arm is pressed on furred ceiling upper side when vertical cooling fin is fully deployed
On you.
In above-mentioned LED spotlight, center is vertically and fixedly provided with heating column, several cross on the substrate upper side
It is vertically uniformly fixed on heating column to cooling fin, and substrate, heating column and several lateral heat dissipation pieces use Heat Conduction Material one
System is at the vertical cooling fin and heat-conducting block are made into integration using Heat Conduction Material.Guide post can pass the heat on substrate
It is handed to lateral heat dissipation piece, vertical cooling fin is being transferred to by heat-conducting block, is improving heat transfer efficiency, and then improve heat dissipation performance.
Compared with prior art, this LED spotlight has the advantage that
1, due to that vertical cooling fin can be made to swing out expansion by driving member in the downward swing process of pressure arm, i.e.,
Vertical cooling fin is unfolded in the top of furred ceiling, is interfered so as to avoid vertical cooling fin and furred ceiling hole and is caused shot-light difficult
The problem of to install.
2, since the top of shot-light has lateral heat dissipation piece and vertical cooling fin, lateral heat dissipation piece can be made in horizontal gas flow
It radiates under, vertical cooling fin has biggish heat dissipation area, can radiate under vertical airflow function, raising is penetrated
The heat dissipation performance of lamp guarantees service life.
3, it is greater than 90 degree since driving lever can act on lower swing amplitude at furred ceiling hole edge, so that the outer end of pressure arm tilts
Downward, it then can continue in the case where compressing tension spring effect to lower swing, so that without manual operation in shell installation process
Pressure arm, it is not only easy to operate, and it is suitable for the ceiling structure of closed upper part.
Detailed description of the invention
Fig. 1 is the schematic perspective view of LED spotlight.
Fig. 2 is the structure top view of LED spotlight.
Fig. 3 is that pressure arm is swung up the structure sectional view at rear A-A in Fig. 2.
Fig. 4 be in Fig. 2 pressure arm to the structure sectional view at A-A after lower swing.
Fig. 5 is the schematic enlarged-scale view in Fig. 1 at B.
Fig. 6 is the structure sectional view in Fig. 2 at C-C.
Fig. 7 is the schematic enlarged-scale view in Fig. 1 at D.
Fig. 8 is the schematic enlarged-scale view in Fig. 6 at E.
Fig. 9 is the schematic enlarged-scale view in Fig. 4 at F.
In figure, 1, shell；11, flange is positioned；12, articulated section；13, against protrusion；2, reflector；3, substrate；31, thermally conductive
Column；32, lateral heat dissipation piece；33, interconnecting piece；34, connecting column；35, LED lamp bead；36, it is oriented to convex edge；37, guide post；4, pressure arm；
41, connecting rod；42, compressor arm；43, oscillating rod；44, driving lever；45, adjusting set；46, bracket；47, push cam；5, vertical to dissipate
Backing；51, heat-conducting block；52, driving section；53, transmission tube；531, pushing tow slot；6, transmission ring；61, driving column；611, pushing post；
62, limiting slot；63, guide sleeve；7, drive block；71, dovetail groove；72, pushing tow inclined-plane；8, tension spring is compressed；9, reset spring.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of LED spotlight, the shell 1 including tubular, the lower end outer edge week of shell 1
To having positioning flange 11, the reflector 2 of taper is fixed in shell 1, the upper end of reflector 2 is fixed with circular substrate 3, base
LED lamp bead 35 is installed, the upper end edge of shell 1 is hinged with two and is symmetrical arranged and when shell 1 is inserted into furred ceiling hole on plate 3
Several circular lateral heat dissipation pieces can be horizontally fixed on substrate 3 to lower swing and the pressure arm being pressed on furred ceiling upper side 4
32, which is sequentially distributed, and has gap, lateral heat dissipation piece between adjacent two lateral heat dissipations piece 32
It is fixed with several connecting columns 34 on 32, several connecting columns 34 are and each circumferentially respectively in the edge placement of lateral heat dissipation piece 32
Connecting column 34 extends vertically through several lateral heat dissipation pieces 32, and vertical cooling fin 5 is rotatably connected on several connecting columns 34, erects
It is arc-shaped to cooling fin 5, and when vertical cooling fin 5 is inwardly swung the concave surface of vertical cooling fin 5 and lateral heat dissipation piece 32 it is outer
Edge mutually reclines, and the transmission that several vertical cooling fins 5 can be made to swing out when pressure arm 4 is to lower swing is additionally provided on substrate 3
Part.When shot-light is not installed, pressure arm 4 is in vertical state upward, and several vertical cooling fins 5 are surrounded and are cylindrical in shape, and vertical cooling fin
5 concave surface mutually reclines with 32 outer edge of lateral heat dissipation piece, i.e., vertical cooling fin 5 is respectively positioned on the inside on 1 place cylindrical surface of shell, and
Furred ceiling hole will not be inserted into shell 1 and generate interference, shell 1 is inserted into furred ceiling hole when installation, during insertion 4 energy of pressure arm
It is enough to lower swing and to be pressed on furred ceiling upper side so that positioning flange 11 is pressed on furred ceiling downside, thus to shot-light into
Row positioning, and vertical cooling fin 5 can be made to swing out by driving member in the downward swing process of pressure arm 4, i.e., it is several perpendicular
It is unfolded outward to cooling fin 5, causes what shot-light was difficult to install to ask so as to avoid vertical cooling fin 5 and the interference of furred ceiling hole
Topic, the top of shot-light has lateral heat dissipation piece 32 and vertical cooling fin 5 at this time, and lateral heat dissipation piece 32 can be acted in horizontal gas flow
Under radiate, vertical cooling fin 5 have biggish heat dissipation area, can radiate under vertical airflow function, raising is penetrated
The heat dissipation performance of lamp guarantees service life.
In conjunction with shown in Fig. 6, Fig. 7, center is vertically and fixedly provided with heating column 31, several lateral heat dissipations on 3 upper side of substrate
Piece 32 is vertically uniformly fixed on heating column 31, and substrate 3, heating column 31 and several lateral heat dissipation pieces 32 use Heat Conduction Material
Be made into integration, the edge always of vertical cooling fin 5 is fixed with several heat-conducting blocks 51 along its length, vertical cooling fin 5 with it is thermally conductive
Block 51 is made into integration using Heat Conduction Material, which, which rotate, is set on connecting column 34, several heat-conducting blocks 51 and
Gap between several lateral heat dissipation pieces 32 corresponds, and heat-conducting block 51 is located in the gap between adjacent lateral heat dissipation piece 32,
Side of the two sides of heat-conducting block 51 respectively with adjacent two lateral heat dissipations piece 32 mutually reclines, between each lateral heat dissipation piece 32 between
Heat-conducting block 51 is all had in gap, plays the role of being stably connected with vertical cooling fin 5, while 51 side of heat-conducting block and lateral heat dissipation piece
32 fit, and can improve heat dissipation performance in the heat transfer on lateral heat dissipation piece 32 to vertical cooling fin 5.In conjunction with Fig. 5 institute
Showing, the upper edge of shell 1 has two pairs of articulated sections 12, and two pairs of articulated sections 12 are symmetrical arranged, and pressure arm 4 is in zigzag shape, and pressure arm 4
Both ends are rotatably connected on respectively on two articulated sections 12 of the same side, and connecting rod 41 is fixed on pressure arm 4, the connecting rod 41 and hinged
There is spacing between portion 12, interconnecting piece 33 is fixed on substrate 3, articulated section 12 is higher than interconnecting piece 33, connecting rod 41 and interconnecting piece
It is connected between 33 and compresses tension spring 8, also had against protrusion 13 on the articulated section 12, work as pressure under the action of compressing tension spring 8
Arm 4 abuts against on protrusion 13 when being rocked to vertically upward, and pressure arm 4 is to realize to swing up and down in the case where compressing tension spring 8 and acting on, when
The outer end of pressure arm 4 can continue up when tilting upwards under the action of compressing tension spring 8 to be swung and abuts against on protrusion 13,
It can continue under the action of compressing tension spring 8 to lower swing when the outer end of pressure arm 4 tilts down and be pressed on furred ceiling upper side
On.The both ends of pressure arm 4 are fixed with driving lever 44, and the angle between driving lever 44 and pressure arm 4 is acute angle, and when pressure arm 4 is vertical upward
When two driving levers 44 inclinations outwardly, and the outer end of driving lever 44 is located at the outside of shell 1, due to pressure arm 4 vertically upward when 44 court of driving lever
Outside, when shell 1 being inserted into furred ceiling hole at this time, furred ceiling hole edge can pushing tow driving lever 44 downwards so that pressure arm 4 is to the bottom
It is dynamic, and since the angle between driving lever 44 and pressure arm 4 is acute angle, when driving lever 44 can act on the bottom at furred ceiling hole edge
Dynamic amplitude is greater than 90 degree, so that the outer end inclination of pressure arm 4 is downward, then can continue in the case where compressing tension spring 8 and acting on to lower swing,
So that it is not necessary that pressure arm 4 is manually operated in 1 installation process of shell, it is not only easy to operate, and it is suitable for the furred ceiling of closed upper part
Structure.Pressure arm 4 includes the compressor arm 42 and two oscillating rods 43 of U-shaped, and the equal outward bending in one end of two oscillating rods 43 is simultaneously hinged on
In socket part 12, the both ends of connecting rod 41 are fixedly connected with two oscillating rods 43 respectively, and the both ends of compressor arm 42 are bolted with adjusting set respectively
45, two adjusting sets 45 are screwed onto the other end of two oscillating rods 43 respectively, and the thread rotary orientation of compressor arm 42 and oscillating rod 43 on the contrary,
Compressor arm 42 can be adjusted by adjusting set 45 when the wall thickness difference of furred ceiling, it is flexible with respect to oscillating rod 43 by compressor arm 42
Adjust the length of entire pressure arm 4, and then pressure arm 4 is pressed on furred ceiling upper side on you when vertical cooling fin 5 is fully deployed.
In conjunction with shown in Fig. 8, body 9, driving member includes transmission ring 6, and transmission ring 6 is vertically slidably connected at 3 upper side of substrate
On, circumferentially there are several driving columns 61 on 6 upper side of transmission ring, and driving column 61 is vertically arranged, 61 outer peripheral surface of driving column
On radially with pushing post 611, the lower end edge of vertical cooling fin 5 has driving section 52, which extends to most lower
The lower section of the lateral heat dissipation piece 32 of side vertically has transmission tube 53 on 52 downside of driving section, has on 53 inner peripheral surface of transmission tube
The pushing tow slot 531 for having spiral to be arranged, connecting column 34, transmission tube 53 and the concentric setting of driving column 61, driving column 61 are plugged on biography
In dynamic pipe 53, and pushing post 611 is plugged in pushing tow slot 531, and pressure arm 4 and transmission ring 6 are sequentially connected, when pressure arm 4 is to lower swing
When transmission ring 6 can be made to move up, transmission ring 6 can be pushed up during moving up by the pushing post 611 on driving column 61
531 cell wall of pushing tow slot on transmission tube 53 is pushed away, and pushing tow slot 531 is helically arranged, therefore can under the action of pushing post 611
Rotate pushing tow pipe, so that vertical cooling fin 5 swings out expansion.3 upper side of substrate is equipped with two drive blocks 7, this two
Drive block 7 is symmetrical arranged, and the outer end of two drive blocks 7 is corresponding with two pressure arms 4 respectively, and transmission ring offers two on 6 downside
Limiting slot 62, the bottom surface of limiting slot 62 are downwardly projecting cambered surface, have the guiding convex edge being disposed radially on 3 upper side of substrate
36, offer dovetail groove 71 on 7 downside of drive block, two drive blocks 7 are plugged on respectively in two limiting slots 62, and dovetail groove 71 with
Guiding convex edge 36 is slidably matched, and the inner end of drive block 7 has pushing tow inclined-plane 72, and the outer end on pushing tow inclined-plane 72 is higher than inner end, limit
The bottom surface of slot 62 is resisted against on pushing tow inclined-plane 72, and pressure arm 4 is equipped with when pressure arm 4 is to lower swing being capable of inside pushing tow drive block 7
Push cam 47, when vertical cooling fin 5 in collapse shape when transmission ring 6 be resisted against on 3 upper side of substrate, guiding convex edge 36 be located at
In limiting slot 62, interference will not be generated to transmission ring 6, the peach tip portion of push cam 47 can be passed through when pressure arm 4 is to lower swing
Pushing tow drive block 7, drive block 7 slide radially inward, by the upward pushing tow transmission ring 6 in pushing tow inclined-plane 72, so that on transmission ring 6
It rises, so that vertical cooling fin 5 swings out expansion, simple and stable structure.The lateral heat dissipation of substrate 3 upper side and bottom
Several guide posts 37 are fixed between 32 downside of piece, several guide posts 37 are circumferential uniformly distributed, circumferentially have on 6 inner peripheral surface of transmission ring
There are several guide sleeves 63, which is slidably located in respectively in several guide posts 37, is also arranged in guide post 37
Reset spring 9, the upper end of reset spring 9 are resisted against on 32 downside of lateral heat dissipation piece of bottom, and lower end is resisted against guide sleeve
On 63 upper surfaces, under the action of reset spring 9 when pressure arm 4 is swung up transmission ring 6 can decline, pass through guide sleeve 63
Cooperate with guide post 37, so that transmission ring 6 keeps stablizing, and reset spring 9 can make transmission ring 6 when pressure arm 4 is swung up
Reset movement, and then drive vertical cooling fin 5 inwardly to collapse and swing gathering.The middle part of connecting rod 41 has rod-shaped bracket 46,
Push cam 47 is fixed on the end of bracket 46, and the both ends of the base circle portion of push cam 47 and pressure arm 4 it is having the same in
Heart line, when pressure arm 4 is swung up to vertical state the outer end of drive rod in reset spring 9 under the action of be resisted against push cam
On the outer peripheral surface of 47 base circle portions, effect of the outer end of drive rod in reset spring 9 when pressure arm 4 is rocked to downwards inclination downward
Under be resisted against on the outer peripheral surface of 47 peach tip part of push cam, the center line when pressure arm 4 is swung where push cam 47 will not
It swings, to realize the pushing tow to drive block 7.
Claims (10)
1. the lower end outside of a kind of LED spotlight, the shell (1) including tubular, shell (1) circumferentially has positioning flange (11),
The reflector (2) of taper is fixed in the shell (1), the upper end of the reflector (2) is fixed with circular substrate (3), institute
It states and is equipped on substrate (3) LED lamp bead (35), the upper end edge of the shell (1) is hinged with two and is symmetrical arranged and when shell (1)
It can be to lower swing and the pressure arm being pressed on furred ceiling upper side (4) when being inserted into furred ceiling hole, which is characterized in that the substrate
(3) several circular lateral heat dissipation pieces (32) are horizontally fixed on, which is sequentially distributed up and down, and phase
There is gap between adjacent two lateral heat dissipation pieces (32), be fixed with several connecting columns (34) on the lateral heat dissipation piece (32), it is several
Connecting column (34) is circumferentially respectively in the edge placement of lateral heat dissipation piece (32), and each connecting column (34) is if extend vertically through
Dry lateral heat dissipation piece (32) is rotatably connected to vertical cooling fin (5) on several connecting columns (34), the vertical cooling fin
(5) arc-shaped, and when vertical cooling fin (5) is inwardly swung the concave surface and lateral heat dissipation piece (32) of vertical cooling fin (5) it is outer
Edge mutually reclines, and being additionally provided on the substrate (3) when pressure arm (4) is to lower swing can make several vertical cooling fins (5) outside
The driving member of swing.
2. LED spotlight according to claim 1, which is characterized in that the edge always of the vertical cooling fin (5) is along length
Direction is fixed with several heat-conducting blocks (51), which, which rotates, is set on connecting column (34), several described to lead
Gap between heat block (51) and several lateral heat dissipation pieces (32) corresponds, and heat-conducting block (51) is located at adjacent lateral heat dissipation piece
(32) in the gap between, side of the two sides of heat-conducting block (51) respectively with adjacent two lateral heat dissipations piece (32) mutually reclines.
3. LED spotlight according to claim 1 or 2, which is characterized in that the driving member includes transmission ring (6), the biography
Rotating ring (6) is vertically slidably connected on substrate (3) upper side, circumferentially has several driving columns on transmission ring (6) upper side
(61), and driving column (61) is vertically arranged, described radially with pushing post (611) on driving column (61) outer peripheral surface
The lower end edge of vertical cooling fin (5) has driving section (52), which extends to the lateral heat dissipation piece of bottom
(32) lower section vertically has transmission tube (53) on driving section (52) downside, on transmission tube (53) inner peripheral surface
Pushing tow slot (531) with spiral setting, the connecting column (34), transmission tube (53) and driving column (61) concentric setting, institute
State driving column (61) to be plugged in transmission tube (53), and pushing post (611) is plugged in pushing tow slot (531), the pressure arm (4) with
Transmission ring (6) transmission connection.
4. LED spotlight according to claim 3, which is characterized in that substrate (3) upper side is equipped with two drive blocks
(7), which is symmetrical arranged, and the outer end of two drive blocks (7) is corresponding with two pressure arms (4) respectively, the transmission ring
(6) it is offered on downside two limiting slots (62), the bottom surface of the limiting slot (62) is downwardly projecting cambered surface, the substrate
(3) there is the guiding convex edge (36) being disposed radially on upper side, offer dovetail groove on drive block (7) downside
(71), two drive blocks (7) are plugged on respectively in two limiting slots (62), and dovetail groove (71) is matched with guiding convex edge (36) sliding
It closes, the inner end of the drive block (7) has pushing tow inclined-plane (72), and the outer end of the pushing tow inclined-plane (72) is higher than inner end, above-mentioned limit
The bottom surface of position slot (62) is resisted against on pushing tow inclined-plane (72), and the pressure arm (4) is equipped with when pressure arm (4) is to lower swing can be to
The push cam (47) of interior pushing tow drive block (7).
5. LED spotlight according to claim 4, which is characterized in that the transverse direction of substrate (3) upper side and bottom dissipates
Several guide posts (37) are fixed between backing (32) downside, several guide posts (37) are circumferentially uniformly distributed, the transmission ring (6)
Circumferentially there are several guide sleeves (63) on inner peripheral surface, which is slidably located in several guide posts (37) respectively
On, it is also arranged with reset spring (9) on the guide post (37), the upper end of the reset spring (9) is resisted against the cross of bottom
To on cooling fin (32) downside, lower end is resisted against on guide sleeve (63) upper surface, works as pressure arm under the action of reset spring (9)
(4) when being swung up transmission ring (6) can decline.
6. LED spotlight according to claim 5, which is characterized in that the upper edge of the shell (1) has two pairs of articulated sections
(12), two pairs of articulated sections (12) are symmetrical arranged, and the pressure arm (4) is in zigzag shape, and the both ends of pressure arm (4) are rotatably connected on respectively
On two articulated sections (12) of the same side, connecting rod (41) are fixed on the pressure arm (4), the connecting rod (41) and articulated section (12)
Between there is spacing, be fixed with interconnecting piece (33) on the substrate (3), the articulated section (12) is higher than interconnecting piece (33), described
It is connected between connecting rod (41) and interconnecting piece (33) and compresses tension spring (8), also had against protrusion on the articulated section (12)
(13), it is abutted against on protrusion (13) under the action of compressing tension spring (8) when pressure arm (4) is rocked to vertically upward.
7. LED spotlight according to claim 6, which is characterized in that the both ends of the pressure arm (4) are fixed with driving lever
(44), the angle between the driving lever (44) and pressure arm (4) is acute angle, and when pressure arm (4) it is vertical upward when two driving levers (44) incline
Tiltedly outwardly, and the outer end of driving lever (44) is located at the outside of shell (1).
8. LED spotlight according to claim 6, which is characterized in that the middle part of the connecting rod (41) has rod-shaped branch
Frame (46), the push cam (47) are fixed on the end of bracket (46), and the base circle portion of push cam (47) and pressure arm (4)
Both ends center line having the same, when the pressure arm (4) is swung up to vertical state, the outer end of drive rod is resetting bullet
It is resisted against under the action of spring (9) on the outer peripheral surface of push cam (47) base circle portion, when the pressure arm (4) is rocked to inclination downwards
The outer end of drive rod is resisted against on the outer peripheral surface of push cam (47) peach tip part under the action of reset spring (9) when downward.
9. LED spotlight according to claim 6, which is characterized in that the pressure arm (4) include U-shaped compressor arm (42) and
Two oscillating rods (43), the equal outward bending in one end of two oscillating rods (43) are simultaneously hinged on articulated section (12), above-mentioned connecting rod
(41) both ends are fixedly connected with two oscillating rods (43) respectively, and the both ends of the compressor arm (42) are bolted with adjusting set (45) respectively,
Two adjusting sets (45) are screwed onto the other end of two oscillating rods (43), and the screw thread of compressor arm (42) and oscillating rod (43) respectively
It is oppositely oriented.
10. LED spotlight according to claim 2, which is characterized in that center is vertical on substrate (3) upper side
It is fixed with heating column (31), several lateral heat dissipation pieces (32) are vertically uniformly fixed on heating column (31), and substrate
(3), heating column (31) and several lateral heat dissipation pieces (32) are made into integration using Heat Conduction Material, the vertical cooling fin (5) with lead
Heat block (51) is made into integration using Heat Conduction Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910737388.6A CN110425468B (en) | 2019-08-12 | 2019-08-12 | L ED spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910737388.6A CN110425468B (en) | 2019-08-12 | 2019-08-12 | L ED spotlight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110425468A true CN110425468A (en) | 2019-11-08 |
| CN110425468B CN110425468B (en) | 2020-07-21 |
Family
ID=68414019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910737388.6A Active CN110425468B (en) | 2019-08-12 | 2019-08-12 | L ED spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110425468B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204593032U (en) * | 2015-01-26 | 2015-08-26 | 厦门吉瓦特照明科技有限公司 | A kind of LED spotlight |
| CN206817424U (en) * | 2017-06-27 | 2017-12-29 | 东莞华明灯具有限公司 | A kind of Recessed light and the cooling mechanism for Recessed light |
| CN207230292U (en) * | 2017-08-04 | 2018-04-13 | 佛山市南海区协隆电器有限公司 | A kind of LED spotlight |
| EP3382275A1 (en) * | 2017-03-30 | 2018-10-03 | Kinace Innovations Limited | Led lighting unit |
| CN208139054U (en) * | 2018-02-06 | 2018-11-23 | 中山市五安光电科技有限公司 | A kind of shot-light |
-
2019
- 2019-08-12 CN CN201910737388.6A patent/CN110425468B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204593032U (en) * | 2015-01-26 | 2015-08-26 | 厦门吉瓦特照明科技有限公司 | A kind of LED spotlight |
| EP3382275A1 (en) * | 2017-03-30 | 2018-10-03 | Kinace Innovations Limited | Led lighting unit |
| CN206817424U (en) * | 2017-06-27 | 2017-12-29 | 东莞华明灯具有限公司 | A kind of Recessed light and the cooling mechanism for Recessed light |
| CN207230292U (en) * | 2017-08-04 | 2018-04-13 | 佛山市南海区协隆电器有限公司 | A kind of LED spotlight |
| CN208139054U (en) * | 2018-02-06 | 2018-11-23 | 中山市五安光电科技有限公司 | A kind of shot-light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110425468B (en) | 2020-07-21 |
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Effective date of registration: 20211111 Address after: 244199 No. 2209, Tianzhushan Avenue, Cuihu Sixth Road, Tongling Economic and Technological Development Zone, Anhui Province Patentee after: ANHUI RUIXUE LIGHTING CO.,LTD. Address before: 325062 Xian Yan Jie Dao Yu Tan Cun, Ouhai District, Wenzhou City, Zhejiang Province Patentee before: Zhu Feilong |
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Denomination of invention: An LED spotlight Effective date of registration: 20220518 Granted publication date: 20200721 Pledgee: Tongling state credit financing Company limited by guarantee Pledgor: ANHUI RUIXUE LIGHTING CO.,LTD. Registration number: Y2022980005770 |
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Date of cancellation: 20230509 Granted publication date: 20200721 Pledgee: Tongling state credit financing Company limited by guarantee Pledgor: ANHUI RUIXUE LIGHTING CO.,LTD. Registration number: Y2022980005770 |
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