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CN104406132B - Shape of peripheral frame, frame and LED panel lamp - Google Patents

Shape of peripheral frame, frame and LED panel lamp Download PDF

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Publication number
CN104406132B
CN104406132B CN201410802835.9A CN201410802835A CN104406132B CN 104406132 B CN104406132 B CN 104406132B CN 201410802835 A CN201410802835 A CN 201410802835A CN 104406132 B CN104406132 B CN 104406132B
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CN
China
Prior art keywords
shape
peripheral frame
bar
led
terrace
Prior art date
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Application number
CN201410802835.9A
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Chinese (zh)
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CN104406132A (en
Inventor
陈荣生
陈和生
陈耀卫
张宏庭
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Anhui Ze run Au Optronics Co
Original Assignee
ANHUI ZERUN OPTOELECTRONIC Co Ltd
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Priority to CN201410802835.9A priority Critical patent/CN104406132B/en
Publication of CN104406132A publication Critical patent/CN104406132A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10Fastening 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2101/00Point-like light sources

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Planar Illumination Modules (AREA)

Abstract

The invention discloses a kind of shape of peripheral frame, frame and LED panel lamp, the lamp bar groove for placing LED light bar is set on shape of peripheral frame, the located space of locating piece and the grasping part of clamping light guide board component are set, can so be positioned with LED light bar by locating piece, tight fit positioning is carried out by the corresponding construction on locating piece and shape of peripheral frame bar again, so as to not only ensure the gap between the LED in light guide plate side incidence surface and LED light bar, and ensure that the centre-height of LED is consistent with the centre-height of the side incidence surface of light guide plate in LED light bar, also solve directly high with requirement LED circuit board (lamp bar) machining accuracy that shape of peripheral frame location fit is present by LED light bar in the prior art, the problems such as inserting difficult fragile.Therefore, the LED panel lamp of this programme, light-emitting area uniform in light emission, superior product quality is not likely to produce light leak, hot spot and shadow, and good product consistency, assembly and adjustment is convenient, and yields is high, and production efficiency is high.

Description

Shape of peripheral frame, frame and LED panel lamp
Technical field
The invention belongs to field of illuminating lamps, more particularly to a kind of shape of peripheral frame, frame and LED panel lamp.
Background technology
Light emitting diode is more and more extensive in field of illuminating lamps application as luminescent device.LED has power consumption Low, luminous intensity is big, the advantages of energy-conserving and environment-protective, compared to conventional lamps such as incandescent lamp and fluorescent lamps for, increasingly by user Preference.In family's lighting field, LED lamp affixed to the ceilings are increasingly popularized.
In the prior art using the LED panel lamp of light guide plate, texture is laid in the one side of light guide plate, such as band silk-screen texture, Frosted texture or concavo-convex texture, cover one layer of reflector layer, then in light guide plate without line in the textured face of light guide plate Reason face covers one layer of diffusion layer, and frame is spliced to form using four side aluminum alloy extrusion section bars, and light guide plate assembly is placed in frame And LED light bar is placed in light guide plate side.But, current LED panel lamp structure, assembly and adjustment is difficult, low production efficiency, face It is luminous not uniform enough, light leak, hot spot and shadow are also easy to produce, yields is low, and homogeneity of product is poor, and service life is low.
The patent document of Publication No. CN203162774U discloses a kind of ultra thin LED flat lamp, including is closed by aluminium The light fixture frame with step that golden extrudate is spliced, and the diffuser plate, light guide plate, reflective set gradually on step Film, elastic buffer plate and backboard, and the LED light bar of light guide plate side is arranged on, have in the aluminum alloy extrusion section bar section There is rectangular through-hole, each section bar end face is 45 ° of tangent planes, and rectangle light fixture is spliced into by the L-shaped connector being arranged in rectangular through-hole Frame;The L-shaped connector is by screw fastened by screw on the step of the aluminum alloy extrusion section bar back side.On four angles of light guide plate Have stepped breach, the space formed with frame corner respectively place four therewith shape match locating piece, by locating piece So that the gap between LED in light guide plate side incidence surface and LED light bar keeps constant, a groove is arranged at locating piece top, its with The space that backboard is formed is used to push down the output line stretched out in LED light bar.In said structure, frame is connected by L-shaped by section bar Fitting is first spliced to form, and L-shaped connector is fixed by screw with section bar, then again by diffuser plate, light guide plate, reflective membrane, elasticity Buffer board is placed in frame framework and is compressed by backboard one by one from top to bottom, and such assembly and adjustment is difficult, low production efficiency.And And under actual production conditions, this frame connecting method generally existing stitching error, and the cooperation of LED light bar and frame groove Also fit-up gap must be left, can be otherwise led to not assembling or lamp bar is damaged, this fit-up gap can cause larger luminous effect Fruit difference and quality problems;Flexibly positioned piece light guide plate can only also be carried out it is simple spacing, and cannot be to light guide plate and LED light bar It is accurately positioned, i.e., cannot be ensured the gap between the LED in light guide plate side incidence surface and LED light bar, cannot be also ensured LED The centre-height of LED is consistent with the centre-height of the side incidence surface of light guide plate in lamp bar.Therefore still cannot thoroughly solve to light Face is luminous not uniform enough, is also easy to produce light leak, hot spot and shadow, and yields is low, the problems such as homogeneity of product is poor.
The patent document of Publication No. CN2916343Y discloses a kind of LED illumination lamp, the aluminium base for coating heat-conducting glue Plate is inserted into the groove of frame, after frame is put into circuit board, then is enclosed within diffusion layer, light guide plate and reflector layer, makes circuit Plate is in the groove of frame, and the one side with aluminium base without heat-conducting glue is affixed, and diffusion layer, light guide plate and reflector layer are by frame Clamp;There are two pieces of shell fragments between circuit board and frame, the component in frame is not slided in groove;Cramp is placed on side again In the draw-in groove of frame, another frame is placed on cramp, cramp is placed on this frame in corresponding draw-in groove, by other Two frames are also installed with same method, and aluminum soleplate is finally arranged on the bottom of frame with screw.In said structure, LED circuit board (lamp bar) and aluminium base can only be inserted into the other end from the frame groove of shape of peripheral frame one end, and inserting is difficult, must Larger fit-up gap must be left, can otherwise be led to not assembling or lamp bar is damaged, larger fit-up gap can cause larger Illumination effect difference and quality problems, and be only capable of being fixed on circuit board in frame groove using shell fragment, circuit board is still relied on Manual-alignment is positioned, it is impossible to is ensured the gap between the LED in light guide plate side incidence surface and LED light bar, cannot also be ensured LED The centre-height of LED is consistent with the centre-height of the side incidence surface of light guide plate on bar.Shape of peripheral frame is spliced using cramp, not only Needs open up draw-in groove on shape of peripheral frame, and operation difficulty is big, accuracy is poor, and this cramp is not tight enough with the cooperation of draw-in groove It is close, easily loosen.Therefore assembly and adjustment also cannot thoroughly be solved difficult, low production efficiency, face is luminous not uniform enough, is also easy to produce Lou Light, hot spot and shadow, yields are low, and homogeneity of product is poor, the low problem of service life.
The patent document of Publication No. CN202868589U discloses a kind of aluminium extruding structure of LED flat plate lamp socket, and it is wrapped Containing lamp holder body, the lamp holder body be one-time formed aluminium extruding structure, the aluminium extruding structure include buckling parts, supporting part and Radiating part;Buckling parts is provided with the first resistance area of positioning diffuser plate and the second resistance area of positioning light guide plate;Supporting part is provided with rib Bar is with supporting diffusion plate and the weight of light guide plate, while the groove of clamping diffuser plate and light guide plate is combined to form with buckling parts, it is recessed The bottom of groove is the LED light source fitting portion of accommodating LED die and circuit board.In said structure, LED circuit board (lamp bar) is same only Can be inserted into the other end from the frame groove of shape of peripheral frame one end, inserting is difficult, it is necessary to leave larger fit-up gap, otherwise Assembling can be led to not or lamp bar is damaged, larger fit-up gap can cause larger illumination effect difference and quality problems, together Sample cannot ensure the gap between the LED in light guide plate side incidence surface and LED light bar, cannot also ensure in LED light bar in LED Heart height is consistent with the centre-height of the side incidence surface of light guide plate.
The content of the invention
In order to solve above-mentioned technical problem, an object of the present invention is to provide a kind of shape of peripheral frame, for LED panel The frame splicing construction of lamp, the profile structure rationally, facilitates lamp bar to install, accurate positioning reliability.
The second object of the present invention is to provide using the frame and LED panel lamp of above-mentioned shape of peripheral frame.
To achieve the above object, present invention employs following technical scheme:
Shape of peripheral frame, including profiled body, are formed with the second jack, the upper and lower part point of profiled body in profiled body Do not extend to form the first extension edge and the second extension edge to scuncheon, the bottom of the first extension edge is formed with the first top bar Face, the second terrace and the 3rd of appearing on the stage are appeared on the stage terrace, and the first terrace of appearing on the stage is appeared on the stage terrace less than second, and second appears on the stage terrace less than the Three are appeared on the stage terrace, and the first leave from office terrace, the second leave from office terrace and the 3rd leave from office terrace are formed with the top of the second extension edge, and Once step surface is higher than the second leave from office terrace, and the second leave from office terrace is higher than the 3rd leave from office terrace, on the first leave from office terrace and first Step surface is corresponded to so as to form grasping part between the two up and down, the second leave from office terrace and second appear on the stage terrace correspond to up and down so as to Form located space between the two, the terrace of appearing on the stage of the 3rd leave from office terrace and the 3rd is corresponded to so as to form lamp bar between the two up and down Groove, grasping part, located space and lamp bar groove outwards set gradually from scuncheon.
Preferably, first extension edge is formed with the first clamping chimb in scuncheon, the second extension edge is in frame Inner side is formed with the second clamping chimb, and the first clamping chimb and the second clamping chimb stagger setting up and down.
Preferably, the bottom of the profiled body has been downwardly extending the 3rd extension edge.The shape of peripheral frame is aluminium profiles Material.
Frame, shape is spliced by two the first shape of peripheral frame bars and two the second shape of peripheral frame bars by four angle connectors Into two the second shape of peripheral frame bars are oppositely arranged, it is characterised in that the second shape of peripheral frame bar is by frame type as described above Material is made.
A kind of LED panel lamp, including frame, LED light bar, diffuser plate, light guide plate, reflecting layer and backboard, the frame by Two the first shape of peripheral frame bars and two the second shape of peripheral frame bars are spliced to form by four angle connectors, two the second frame types Material bar is oppositely arranged, it is characterised in that the second shape of peripheral frame bar is as the frame as any one of Claims 1-4 Section bar is made, and the left and right sides of the diffuser plate, light guide plate, reflecting layer and backboard is respectively by two the of the second shape of peripheral frame article One extension edge and the second extension edge are clamped, and the front and rear both sides of the diffuser plate, light guide plate, reflecting layer and backboard are respectively by two the One shape of peripheral frame bar is clamped;The LED light bar is plugged in the lamp bar groove, and the back side of LED light bar is close to profiled body, LED LED is fixed in the front of lamp bar, and the positive two of LED light bar is respectively connected with a positioning block, and the back side of locating piece is provided with positioning convex, Positioning convex is tightly fixed in the located space with the positive location hole grafting positioning of LED light bar, locating piece is located at;Lead Tabula rasa side inserts grasping part and to be positioned block spacing.
Preferably, the locating piece is realized determining by two positioning convex with two location hole grafting in LED light bar Position connection.
Preferably, the front of the locating piece is provided with groove, light guide plate side is inserted into the groove of locating piece.
Preferably, the locating piece is working of plastics.
Technical scheme of the present invention as a result of more than, sets the lamp bar groove for placing LED light bar on shape of peripheral frame, if The located space of locating piece and the grasping part of clamping light guide board component are put, can so be carried out with LED light bar by locating piece Positioning, then tight fit positioning is carried out by the corresponding construction on locating piece and shape of peripheral frame bar, so as to not only ensure light guide plate The gap between LED on side incidence surface and LED light bar, and ensure that the centre-height of LED and light guide plate in LED light bar The centre-height of side incidence surface is consistent, also solves and is directly deposited with shape of peripheral frame location fit by LED light bar in the prior art Requirement LED circuit board (lamp bar) machining accuracy it is high, insert it is difficult fragile the problems such as.Therefore, the LED panel of this programme Lamp, light-emitting area uniform in light emission, superior product quality is not likely to produce light leak, hot spot and shadow, good product consistency, assembly and adjustment side Just, yields is high, and production efficiency is high.
Brief description of the drawings
Fig. 1 is the explosive view of LED panel lamp of the present invention;
Fig. 2 is one of cooperation schematic diagram of locating piece and LED light bar;
Fig. 3 is the two of locating piece and the cooperation schematic diagram of LED light bar;
Fig. 4 is the structural representation of LED panel lamp of the present invention;
Fig. 5 is the schematic diagram of LED light bar mounting structure;
Fig. 6 is the schematic cross-section of the second shape of peripheral frame bar;
Fig. 7 is one embodiment of angle connector;
Fig. 8 is second embodiment of angle connector;
Fig. 9 is the 3rd embodiment of angle connector.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " clockwise ", " inverse The orientation or position relationship of the instructions such as hour hands " are, based on orientation shown in the drawings or position relationship, to be for only for ease of description originally Invention and simplified description, must be with specific orientation, with specific square rather than instruction or the signified device of hint or element Position construction and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " is meant that two Individual or two or more, unless otherwise clearly restriction.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected;It can be machine Tool is connected, or electrically connected;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two units Connection inside part.For the ordinary skill in the art, can as the case may be understand above-mentioned term in this hair Concrete meaning in bright.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score The first and second feature directly contacts can be included, it is also possible to including the first and second features be not directly contact but pass through Other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include first Feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.Fisrt feature Second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only table Show that fisrt feature level height is less than second feature.
A kind of LED panel lamp as Figure 1 and Figure 4, including frame, LED light bar 7, diffuser plate 3, light guide plate 4, reflecting layer 5 and backboard 8, the frame passes through four angle connectors by two the first shape of peripheral frame bars 11 and two the second shape of peripheral frame bars 12 2 are spliced to form, and two the second shape of peripheral frame bars 12 are oppositely arranged;The first shape of peripheral frame bar 11 is formed with the first jack;
Second shape of peripheral frame bar 12 is made up of the shape of peripheral frame in section as shown in Figure 6, including profiled body 121, section bar master It is formed with the second jack 1210 in body 121, the upper and lower part of profiled body 121 extends to form first and prolong to scuncheon respectively Stretch the extension edge 124 of side 123 and second, the bottom of the first extension edge 123 be formed with first appear on the stage terrace 1231, second appear on the stage terrace 1232 and the 3rd are appeared on the stage terrace 1233, and the first terrace 1231 of appearing on the stage is appeared on the stage terrace 1232 less than second, and second appears on the stage terrace 1232 Appeared on the stage less than the 3rd terrace 1233, the top of the second extension edge 124 is formed with the first leave from office terrace 1241, the second leave from office terrace 1242 and the 3rd leave from office terrace 1243, the first leave from office terrace 1241 is higher than the second leave from office terrace 1242, the second leave from office terrace 1242 Higher than the 3rd leave from office terrace 1243, the first leave from office terrace 1241 and the first terrace of appearing on the stage are corresponded to so as to shape between the two about 1231 Into grasping part, the second leave from office terrace 1242 and second appear on the stage terrace corresponded to about 1232 it is empty so as to form positioning between the two Between, the 3rd leave from office terrace 1243 and the 3rd terrace of appearing on the stage are corresponded to about 1233 so as to form lamp bar groove between the two, grasping part, Located space and lamp bar groove outwards set gradually from scuncheon;The left side of the first extension edge 123 is formed with the first clamping chimb 1234, the left side of the second extension edge 124 is formed with the second clamping chimb 1244, the first clamping clamping chimb of chimb 1234 and second About 1244 stagger setting so as to the reliable retention positioning light guide plate assembly together with grasping part cooperation;Second shape of peripheral frame The bottom of articles 12 profiled body 121 has been downwardly extending the 3rd extension edge 122, two the 3rd of the second shape of peripheral frame article 12 the Mounting bracket 10 on extension edge 122, power pack 9 is arranged on adjacent the first shape of peripheral frame bar 11 and the second shape of peripheral frame bar On 12.The first shape of peripheral frame bar 11 is identical with 12 structures of the second shape of peripheral frame bar, and both are all aluminium section bar, above-mentioned knot Structure is all section bar straight forming structure, it is not necessary to row processing again, not only facilitates processing assembling, and positional precision is also more accurate Really.
LED light bar mounting structure as shown in Figure 5, the LED light bar 7 is plugged in the lamp bar groove, LED light bar 7 LED 71, as shown in Figure 2 and Figure 3, LED light bar 7 positive two are fixed in the back side close to profiled body 121, the front of LED light bar 7 Head is respectively connected with a positioning block 6, and the back side of locating piece 6 is provided with two positioning convex 63, two positioning convex 63 be located at LED light bar 7 positive two location holes 72 grafting positioning, locating piece 6 is tightly fixed in the located space;The locating piece 6 is just Face is provided with groove 62, and the side of light guide plate 4 is inserted into the groove 62 of locating piece 6.The locating piece 6 is working of plastics, with higher Fit dimension precision and certain degree of deformability, ensure that positioning precision and tight fit degree higher.
Angle connector 2 as shown in Fig. 7, Fig. 8, Fig. 9, with the first grafting arm 21 and the second grafting arm 22:First grafting The root of arm 21 is connected with the second grafting arm 22, and the head of the first grafting arm 21 inserts the first of the first shape of peripheral frame bar 11 and inserts Hole, also, the top inner wall of top and first jack of the first grafting arm 21 has at least three not connecing on the same line Contact, the bottom of the first grafting arm 21 has at least three contacts not on the same line with the bottom interior wall of the first jack Point;The root of the second grafting arm 22 is connected with the first grafting arm 21, and the head of the second grafting arm 22 inserts the second shape of peripheral frame bar 12 the second jack 1210, also, the top inner wall 1211 of the top of the second grafting arm 22 and the second jack 1210 has at least Three contact points not on the same line, the bottom of the second grafting arm 22 has with the bottom interior wall 1212 of the second jack 1210 At least three contact points not on the same line;Wherein, the root of the first grafting arm 21 is bigger than head, the second grafting arm 22 Root is bigger than head, and head has guide effect, more facilitates grafting to coordinate and adjust.First grafting of the angle connector 2 The grafting arm 22 of arm 21 and second is mutually perpendicular to, also, the width of the root of the first grafting arm 21 and the first shape of peripheral frame article 11 The width of one jack matches, i.e. two sides of the root of the first grafting arm 21 and the two of the first jack of the first shape of peripheral frame bar 11 Side inwall coordinates positioning, and not only there is positioning to fix in the vertical direction with the first jack for such root of first grafting arm 21, and And in the lateral direction similarly there is positioning to fix;Similarly, the width and the second frame type of the root of the second grafting arm 22 The width of the second jack 1210 of material bar 12 matches, and the root of such second grafting arm 22 and the second jack are not only in upper and lower There is positioning to fix upwards, and similarly there is positioning to fix in the lateral direction;It is achieved thereby that grafting arm roots are lateral Positioning and right angle splicing effect, further ensure that the rectangular shaped and firmness of frame splicing.The angle connector 2 is plate Material blanking part, it is easy to process and the structure precision on angle connector can be ensured.
Shown in Fig. 7 is one embodiment of angle connector of the present invention:The centre of the first grafting arm 21 is arched upward upwards, the The first contact surface 212 that can be offseted with the inwall of the first jack, the first grafting arm 21 are formed on the top that one grafting arm 21 arches upward Head both sides be respectively provided with one to the first convex protuberance 211 that has a downwarp, the first protuberance 211 sticks up convex direction and the first grafting The direction of insertion of arm 21 is opposite so as to increase the resistance that the first grafting arm 21 is deviate from from the first jack;When the first grafting arm During the first jack of 21 the first shape of peripheral frame bars 11 of insertion, the protuberance 211 of root 213 and first of the first grafting arm 21 respectively with The side inwall of the first jack offsets, and the first contact surface 212 and the opposite side inwall of the first jack of the first grafting arm 21 offset; The centre of the second grafting arm 22 is arched upward upwards, and the top that the second grafting arm 22 arches upward is formed can be with the inwall of the second jack The second contact surface 222 for offseting, the head both sides of the second grafting arm 22 are respectively provided with one to the second convex protuberance 221 that has a downwarp, Second protuberance 221 stick up convex direction it is opposite with the direction of insertion of the second grafting arm 22 so as to increase the second grafting arm 22 from The resistance deviate from second jack 1210;When the second grafting arm 22 inserts the second jack 1210 of the second shape of peripheral frame bar 12, Side inwall of the protuberance 221 of root 223 and second of the second grafting arm 22 respectively with the second jack 1210 offsets, the second grafting Second contact surface 222 of arm 22 offsets with the opposite side inwall of the second jack 1210.So, grafting arm passes through what is be stamped and formed out Arch deforms and is connected with jack inwall swelling fastening respectively to the convex protuberance that has a downwarp, and the protuberance being stamped and formed out has elasticity And inverted tooth-like effect so that the easily insertion of grafting arm and be difficult disengagement and fully ensured that to be connected firmly.In order to be further ensured that connection can Lean on, protuberance is preferably face and contacts with jack inwall;For convenience early stage grafting adjustment and later stage fixation, grafting arm it is convex Go out portion, the tension force significantly larger than protuberance that arch upward top contact and root three and jack inwall are formed and top of arching upward connect The tension force that both contacting surfaces are formed with jack inwall.
Shown in Fig. 8 is second embodiment of angle connector of the present invention:The upper surface of the first grafting arm 21 is provided with and does not exist Four on same straight line the first convex protuberances 211 of tilting upward, the first protuberance 211 sticks up convex direction and the first grafting arm 21 Direction of insertion it is opposite so as to increase the resistance that the first grafting arm 21 is deviate from from the first jack;When the first grafting arm 21 is inserted When entering the first jack of the first shape of peripheral frame bar 11, the lower surface of the first grafting arm 21 offsets with the side inwall of the first jack, the First protuberance 211 of one grafting arm 21 offsets with the opposite side inwall of the first jack;The upper surface of the second grafting arm 22 Four for being provided with not on the same line tilt upward the second convex protuberance 221, and the second protuberance 221 sticks up convex direction and second The direction of insertion of grafting arm 22 is opposite so as to increase the resistance that the second grafting arm 22 is deviate from from the second jack 1210;When When two grafting arm 22 inserts the second jack 1210 of the second shape of peripheral frame bar 12, the lower surface and the second jack of the second grafting arm 22 1210 side inwall offsets, and the second protuberance 221 and the opposite side inwall of the second jack 1210 of the second grafting arm 22 offset. So, the multiple fastening with the swelling of jack inwall respectively to the convex protuberance that has a downwarp that grafting arm passes through to be stamped and formed out is connected, punching press The protuberance of formation has elasticity and inverted tooth-like effect so that the easily insertion of grafting arm and be difficult disengagement and fully ensured that to be connected firmly. In order to be further ensured that connection is reliable, protuberance is preferably face and contacts with jack inwall;Early stage grafting adjustment is with after for convenience Phase fixation, the height in multiple protuberances near the protuberance of grafting arm roots is higher.
Shown in Fig. 9 is the 3rd embodiment of angle connector of the present invention:The centre of the first grafting arm 21 is arched upward upwards, the The first contact surface 212 that can be offseted with the inwall of the first jack is formed on the top that one grafting arm 21 arches upward;When the first grafting arm During the first jack of 21 the first shape of peripheral frame bars 11 of insertion, the root 213 of the first grafting arm 21 and head 214 are inserted with first respectively The side inwall in hole offsets, and the first contact surface 212 and the opposite side inwall of the first jack of the first grafting arm 21 offset;Described The centre of two grafting arms 22 is arched upward upwards, and the top that the second grafting arm 22 arches upward forms what can be offseted with the inwall of the second jack Second contact surface 222;When the second grafting arm 22 inserts the second jack 1210 of the second shape of peripheral frame bar 12, the second grafting arm 22 Side inwall respectively with the second jack 1210 of root 223 and head 224 offset, the second contact surface of the second grafting arm 22 222 offset with the opposite side inwall of the second jack 1210.So, the arch that grafting arm passes through to be stamped and formed out deforms and jack inwall Swelling is connected, easily insertion and be difficult disengagement and fully ensured that to be connected firmly.Early stage grafting for convenience is adjusted and later stage fix tightly Gu, tension force significantly larger than head that the head of grafting arm, arch upward top contact and root three and jack inwall are formed and The tension force that both top contacts that arches upward are formed with jack inwall.
As Figure 1 and Figure 4, the left and right sides of the diffuser plate 3, light guide plate 4, reflecting layer 5 and backboard 8 is respectively by two First extension edge 123 and the second extension edge 124 of the second shape of peripheral frame bar 12 are clamped, and the side of light guide plate 4 insertion grasping part is simultaneously It is positioned that block 6 is spacing, the front and rear both sides of the diffuser plate 3, light guide plate 4, reflecting layer 5 and backboard 8 are respectively by two the first frames Profile strip 11 is clamped.
The preparation method of above-mentioned LED panel lamp, comprises the following steps:
1) locating piece 6 is loaded onto at two of LED light bar 7, LED light bar 7 is inserted the lamp bar groove of the second shape of peripheral frame bar 12 Interior, the locating piece 6 in LED light bar 7 coordinates positioning with the located space on shape of peripheral frame bar 12;By diffuser plate 3, light guide plate 4, anti- Penetrate layer 5 and backboard 8 is combined into light guide plate assembly;Distinguish one angle connector 2 of grafting at the two ends of the first shape of peripheral frame bar 11;
2) two the second shape of peripheral frame bars 12 with LED light bar 7 are respectively fitted over the left and right sides of light guide plate assembly and lean on Tightly, now, the side of light guide plate assembly is clamped by first extension edge 123 and the second extension edge 124 of the second shape of peripheral frame bar 12 And it is spacing so as to keep gap with the LED 71 in LED light bar 7 to be positioned block 6;
3) two the first shape of peripheral frame bars 11 with angle connector 2 are respectively fitted over the front and rear both sides of light guide plate assembly, angle The second grafting arm 22 of connector 2 inserts the second jack 1210 of the second shape of peripheral frame bar 12, in two the second shape of peripheral frame bars 12 while be held against light guide plate assembly, and the spacing reduced between two the first shape of peripheral frame bars 11 is until two the first frames Profile strip 11 and the split of two the second shape of peripheral frame bars 12 are fixed to form frame.
4) mounting bracket 10 on two the 3rd extension edges 122 of the second shape of peripheral frame article 12 again, power pack 9 is installed On adjacent the first shape of peripheral frame bar 11 and the second shape of peripheral frame bar 12.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from principle of the invention and objective In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.

Claims (9)

1. the second jack is formed with shape of peripheral frame, it is characterised in that including profiled body (121), profiled body (121) (1210), the upper and lower part of profiled body (121) extends to form the first extension edge (123) and second and prolong to scuncheon respectively Stretch side (124), the bottom of the first extension edge (123) be formed with first appear on the stage terrace (1231), second appear on the stage terrace (1232) and 3rd is appeared on the stage terrace (1233), and the first terrace (1231) of appearing on the stage is appeared on the stage terrace (1232) less than second, and second appears on the stage terrace (1232) appeared on the stage less than the 3rd terrace (1233), the first leave from office terrace (1241), are formed with the top of the second extension edge (124) Two leave from office terraces (1242) and the 3rd leave from office terrace (1243), the first leave from office terrace (1241) is higher than the second leave from office terrace (1242), the second leave from office terrace (1242) higher than the 3rd leave from office terrace (1243), appear on the stage by the first leave from office terrace (1241) and first Terrace (1231) is corresponded to so as to form grasping part between the two up and down, and the second leave from office terrace (1242) and second are appeared on the stage terrace (1232) correspond to up and down so as to form located space between the two, the 3rd leave from office terrace (1243) and the 3rd appear on the stage terrace (1233) Correspond to so as to form lamp bar groove between the two up and down, grasping part, located space and lamp bar groove outwards set successively from scuncheon Put.
2. shape of peripheral frame according to claim 1, it is characterised in that first extension edge (123) is in scuncheon shape Into there is the first clamping chimb (1234), the second extension edge (124) is formed with the second clamping chimb (1244), first in scuncheon Clamping chimb (1234) and second clamps chimb (1244) and staggers up and down setting.
3. shape of peripheral frame according to claim 1, it is characterised in that the bottom of the profiled body (121) extends downwardly It is formed with the 3rd extension edge (122).
4. shape of peripheral frame according to claim 1, it is characterised in that the shape of peripheral frame is aluminium section bar.
5. frame, by two the first shape of peripheral frame bars (11) and two the second shape of peripheral frame bars (12) by four angle connectors (2) it is spliced to form, two the second shape of peripheral frame bars (12) are oppositely arranged, it is characterised in that the second shape of peripheral frame bar (12) It is made up of the shape of peripheral frame as any one of Claims 1-4.
6. a kind of LED panel lamp, including frame, LED light bar (7), diffuser plate (3), light guide plate (4), reflecting layer (5) and backboard (8), the frame by two the first shape of peripheral frame bars (11) and two the second shape of peripheral frame bars (12) by four angle connectors (2) it is spliced to form, two the second shape of peripheral frame bars (12) are oppositely arranged, it is characterised in that the second shape of peripheral frame bar (12) It is made up of the shape of peripheral frame as any one of Claims 1-4, the diffuser plate (3), light guide plate (4), reflecting layer (5) With the left and right sides of backboard (8) respectively by two first extension edges (123) and the second extension edge of the second shape of peripheral frame bar (12) (124) clamp, the diffuser plate (3), light guide plate (4), the front and rear both sides of reflecting layer (5) and backboard (8) are respectively by two first Shape of peripheral frame bar (11) is clamped;The LED light bar (7) is plugged in the lamp bar groove, and the back side of LED light bar (7) is close to section bar LED (71) is fixed in main body (121), the front of LED light bar (7), and LED light bar (7) positive two is respectively connected with a positioning block (6), the back side of locating piece (6) is provided with positioning convex (63), positioning convex (63) be located at LED light bar (7) positive location hole (72) grafting positioning, locating piece (6) is tightly fixed in the located space;Light guide plate (4) side insertion grasping part is simultaneously It is positioned block (6) spacing.
7. a kind of LED panel lamp according to claim 6, it is characterised in that the locating piece (6) is by two convexes (63) are played to realize being located by connecting with two location hole (72) grafting in LED light bar (7).
8. a kind of LED panel lamp according to claim 6, it is characterised in that the front of the locating piece (6) is provided with groove (62), light guide plate (4) side is inserted into the groove (62) of locating piece (6).
9. a kind of LED panel lamp according to claim 6, it is characterised in that the locating piece (6) is working of plastics.
CN201410802835.9A 2014-12-19 2014-12-19 Shape of peripheral frame, frame and LED panel lamp Active CN104406132B (en)

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CN109373240A (en) * 2018-11-13 2019-02-22 中山市鑫海精密制造科技有限公司 a flat light
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