CN205191244U - Light source unit and lighting device - Google Patents
Light source unit and lighting device Download PDFInfo
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- CN205191244U CN205191244U CN201520976457.6U CN201520976457U CN205191244U CN 205191244 U CN205191244 U CN 205191244U CN 201520976457 U CN201520976457 U CN 201520976457U CN 205191244 U CN205191244 U CN 205191244U
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Abstract
The utility model provides an aim at provides a light source cell and includes the ligthing paraphernalia of light source cell has little colour inhomogeneities and contracts small -size. The light source cell includes LED module and mounting panel, and the LED module includes that a plurality of LED and a plurality of LED arrange the circuit board on it. The LED module includes first circuit and second circuit, and in the first circuit, a plurality of LED are connected with the first wiring conductor electricity of circuit board, and in the second circuit, a plurality of the 2nd LED are connected with the second wiring conductor electricity of circuit board. The LED of the outermost in a plurality of LED's the most unprofessional on the width direction of circuit board arranges: first range, wherein in the first circuit two or more LED and the second circuit two or more the 2nd LED vertically replace along the circuit board and arrange, arrange with the second, wherein in the first circuit two or more LED or the second circuit two or more the 2nd LED vertically arrange along the circuit board consecutively.
Description
Technical field
The utility model relates to a kind of light source cell and a kind of ligthing paraphernalia.
Background technology
A kind of ligthing paraphernalia comprising light source cell of nearest use, light source cell has the multiple LED as light source.
As such light source cell, it is known that a kind of variable color light-emitting diode (led) module, wherein send out LED element group monochromatic and the LED element group that emits white light connects up (such as, JP2005-100799A, is hereafter called documents 1) independently.
In the variable color light-emitting diode (led) module of documents 1, the LED element of two types is arranged in as circuit board, is configured as on the substrate of elongate rectangular, and is provided with two cover wiring conductor and the control circuits as two systems.
As another kind of light source cell, there will be a known a kind of light-emitting device (such as JP2013-162033A is hereafter called documents 2).This light-emitting device comprises: be wherein provided with the LED encapsulation piece of two types of the LED chip sending the light with different colours and elongated substrate, and the LED encapsulation piece of described two types is alternately arranged on straight line at substrate.
Documents 2 discloses light-emitting device can provide light source slightly uneven in color when two or more LED encapsulation piece is arranged on substrate to high-density.
Here, require that light source cell has little irregular colour evenness while minification.But the structure by means of only the light source cell described by documents 1 and 2 can not meet this requirement fully.Thus, need to improve light source cell.
Utility model content
The purpose of this utility model is to provide a kind of light source cell and a kind of ligthing paraphernalia comprising this light source cell, and it has little irregular colour evenness and can reduce its size.
Light source cell according to the utility model aspect comprises LED module and installing plate.Described LED module comprises multiple LED and circuit board.Described multiple LED is arranged on the surface of this circuit board.Described LED module is installed on a mounting board.Described circuit board has profile elongated in plan view.Described multiple LED is arranged to two row or more row along the longitudinal direction of described circuit board.Described multiple LED comprises a multiple LED and multiple 2nd LED.A described multiple LED sends the light that color is different from multiple 2nd LED.Described LED module comprises the first circuit and second circuit.In described first circuit, a described multiple LED is electrically connected with the first wiring conductor on the surface being arranged on described circuit board.In described second circuit, described multiple 2nd LED is electrically connected with the second wiring conductor on the surface being arranged on described circuit board.Described second circuit is electrically independent of described first circuit.Outmost LED in the outermost row on the width of described circuit board of in described multiple LED, described two row or more row arranges with first order and second order from the teeth outwards.In first order, two or more the 2nd LED of described multiple 2nd LED in two or more LED of the described multiple LED in described first circuit and described second circuit alternately arrange along the longitudinal direction of described circuit board.In second order, at least arbitrary longitudinally the arranging continuously along described circuit board below: two or more LED of the described multiple LED in described first circuit; With two or more the 2nd LED of described multiple 2nd LED in described second circuit.
Comprise above-mentioned light source cell and described light source cell according to the ligthing paraphernalia of the utility model aspect and be attached to ligthing paraphernalia body on it.
Described light source cell can have little irregular colour evenness and can reduce its size further.
Described luminaire prodigiosin providing package draws together the structure of light source cell, and it has little irregular colour evenness and can further minification.
Accompanying drawing explanation
Accompanying drawing by means of only example, and without limitation, describes the one or more embodiments according to the utility model design.In the accompanying drawings, identical Reference numeral indicates same or analogous element.
Fig. 1 is the front view of the light source cell according to embodiment 1;
Fig. 2 is the perspective view of the light source cell according to embodiment 1;
Fig. 3 is the front view of the critical piece of light source cell according to embodiment 1;
Fig. 4 is the front view of another critical piece of light source cell according to embodiment 1;
Fig. 5 is the side view of the critical piece of light source cell according to embodiment 1;
Fig. 6 is the decomposition diagram of the ligthing paraphernalia according to embodiment 2;
Fig. 7 is another decomposition diagram of the ligthing paraphernalia according to embodiment 2;
Fig. 8 is the sectional view of the ligthing paraphernalia according to embodiment 2;
Fig. 9 is the perspective view of the ligthing paraphernalia according to embodiment 2; And
Figure 10 is the circuit diagram of the ligthing paraphernalia illustrated according to embodiment 2.
Detailed description of the invention
Embodiment 1 and 2 described below relates to a kind of light source cell and a kind of ligthing paraphernalia, particularly relate to a kind of comprise as multiple LED of light source light source cell and comprise the ligthing paraphernalia of described light source cell.
(embodiment 1)
Hereinafter, the light source cell 10 of present embodiment is described with reference to Fig. 1 to Fig. 5.In the drawings, identical Reference numeral indicates identical element, will the repetitive description thereof will be omitted.In order to clearly illustrate, by amplifying its size and the position relationship between them to describe the element in every width figure.In the following description, the element forming present embodiment can be implemented to become following aspect: namely discrete component is also used as two or more elements by two or more elements be made up of this discrete component, or implement to become following aspect: namely the function of discrete component shared by two or more elements.
As depicted in figs. 1 and 2, the light source cell 10 of present embodiment comprises LED module 1.Described light source cell 10 comprises installing plate 4 further.Described LED module 1 comprises multiple LED2 and circuit board 3.Described multiple LED2 is arranged on the surperficial 3aa of described circuit board 3.Described LED module 1 is arranged on installing plate 4.It is elongated profile that described circuit board 3 has in plan view.Described multiple LED2 is arranged to two row or more row along the longitudinal direction of described circuit board 3.In the present embodiment, described multiple LED2 is arranged to two row.Described multiple LED2 comprises a multiple LED2a and multiple 2nd LED2b.In FIG, conveniently, represent a described multiple LED2a by blank square, represent described multiple 2nd LED2b with painting black box.A described multiple LED2a sends the light that color is different from described multiple 2nd LED2b.
Described LED module 1 comprises the first circuit and second circuit.As shown in Figure 3 and Figure 4, in the first circuit, a described multiple LED2a is electrically connected with the first wiring conductor 3c1 on the surperficial 3aa being arranged in circuit board 3.Fig. 3 shows the left side of the circuit board 3 in Fig. 1.Fig. 4 shows the right side of the circuit board 3 in Fig. 1.In second circuit, described multiple 2nd LED2b is electrically connected with the second wiring conductor 3c2 on the surperficial 3aa being arranged in circuit board 3.Second circuit is electrically independent of the first circuit.The outmost LED2 of the outermost row on the width of circuit board 3 of in described multiple LED2, described two row or more row arranges with first order and second order on surperficial 3aa.In FIG, with by dotted line around Part I 2d1 represent that LED2 is arranged to the example of first order.Equally, with by dotted line around Part II 2d2 represent that LED2 is arranged to the example of second order.In first order, two or more the 2nd LED2b of described multiple 2nd LED2b in two or more LED2a of the described multiple LED2a in the first circuit and second circuit alternately arrange along the longitudinal direction of circuit board 3.In second order, at least arbitrary longitudinally arranging continuously along circuit board 3 below: two or more LED2a of the described multiple LED2a in the first circuit; With two or more the 2nd LED2b of described multiple 2nd LED2b in second circuit.
Because described multiple LED2 arranges in the mode of first order and second order, the light source cell 10 of present embodiment has little irregular colour evenness and can reduce its size further.
Hereinafter the structure of the light source cell 10 of present embodiment will be described in more detail.
As shown in Figure 5, except LED module 1 and installing plate 4, light source cell 10 preferably also comprises cover element 8, cover end 8f, metal fittings 9 and connector 10a.As shown in Figure 1 to Figure 3, except described multiple LED2 and circuit board 3, LED module 1 also comprises chip component 3j and splicing ear 3t.In LED module 1, described multiple LED2 along circuit board 3 vertical linear be arranged to two rows.In LED module 1, two groups of LED2 arrange along the width of circuit board 3, and often group comprises the LED2 being arranged to a line linearly.LED module 1 is not limited to described multiple LED2 and is arranged to the such structure of two row linearly.Described multiple LED2 can be arranged to three row or more row linearly.Due to two or more groups LED2 along circuit board 3 width arrange and often group comprise the LED2 being arranged to a line linearly, LED module 1 can improve light output better.
In LED module 1, when three groups or more groups LED2 (often group comprises the LED2 being arranged to a line linearly) are arranged along the width of circuit board 3, namely described multiple LED2 is arranged to the situation of three row or more row linearly, be placed in the outermost of described three row or more row capable between the LED2 of row (multirow) mode that can be similar to the outmost LED2 of outermost row arrange with first order and second order equally.In LED module 1, when three groups or more groups LED2 (often group comprises the LED2 being arranged to a line linearly) are arranged along the width of circuit board 3, namely described multiple LED2 is arranged to the situation of three row or more row linearly, be placed in the outermost of described three row or more row capable between the LED2 of row (multirow) can be different with second order from the first order of the outmost LED2 of outermost row arranged.Such as, the LED2 being placed in the row (multirow) between outermost row only can comprise two or more LED2a that the longitudinal direction along circuit board 3 is arranged, or only comprises two or more the 2nd LED2b that the longitudinal direction along circuit board 3 arranges.The LED2 being placed in the row (multirow) between outermost row can comprise two or more the 3rd LED, and the color of its light sent is different from the color of the light of a LED2a that the longitudinal direction along circuit board 3 arranges and the 2nd LED2b.
Such as, each LED2 comprises: LED chip; Packaging part, LED chip is stored in the recess of packaging part; With the sealing for covering the LED chip in the recess of packaging part.Each LED2 can comprise further for sending the lens with predetermined photodistributed light.In each LED2, LED chip can be blue LED die.In each LED2, packaging part can be formed by ceramic material or resin material.Packaging part is provided with electrode in its shape as on the bottom surface of rectangle.As shown in Figure 3 and Figure 4, the electrode of each LED2 comprises anode electrode 2c1, and it is configured as outstanding shape to extend from the side of rectangular bottom surface towards the opposite side in the face of this side of rectangular bottom surface in the rectangular bottom surface of packaging part.The electrode of each LED2 comprises cathode electrode 2c2 further, and it is configured as outstanding shape to extend from the side arranging that side thereon in the face of anode electrode 2c1 in the rectangular bottom surface of packaging part.The positive pole of anode electrode 2c1 LED chip corresponding to recess is electrically connected.The negative electricity of cathode electrode 2c2 LED chip corresponding to recess connects.Anode electrode 2c1 and cathode electrode 2c2 such as makes with the copper component of plating.Copper component such as can be coated with silver or nickel.The connecting portion that each LED2 makes by solder is electrically connected with the wiring conductor 3c (the first wiring conductor 3c1 or the second wiring conductor 3c2) of circuit board 3.
In a LED2, yellow phosphor mixes with the light transmissive material for sealing.Yellow phosphor is configured to be encouraged by the blue light sent from blue LED die to send sodium yellow.As LED2, White LED can be formed, its white light being mixed with coloured light of sodium yellow being provided as the blue light that sends from blue LED die and sending from yellow phosphor.Light transmissive material such as can be silicones, epoxy resin, glass or analog.The phosphor of LED2 is not limited in yellow phosphor, also can replace yellow phosphor with both red-emitting phosphor and green phosphor.The hybrid phosphor of yellow phosphor and red-emitting phosphor also can be used as the phosphor of LED2.As LED2, the White LED that can send white light can combine with near ultraviolet ray LED chip, red-emitting phosphor, green phosphor and blue phosphor and be formed.
A LED2 is configured by suitably combination LED chip and phosphor and sends the light with desired color.LED module 1 comprises a multiple LED2a as the LED2 of the two or more types sending the light with different colours and multiple 2nd LED2b, and the color of the light that described multiple 2nd LED2b sends is different from the color of the light that a described multiple LED2a sends.Such as the LED2 of two or more types sending the light with different colours, a described multiple LED2a can be configured to send the light with color of sunshine, and described multiple 2nd LED2b can be configured to send the light with bulb look.Such as, a described multiple LED2a can be configured to send the light that correlated colour temperature is 6500K, within the scope of color of sunshine color of sunshine being fallen into limited by JISZ9112.Each LED2a such as can comprise blue LED die, yellow phosphor and red-emitting phosphor.Such as, described multiple 2nd LED2b is configured to send the light that correlated colour temperature is 2700K, in bulb color range bulb look being fallen into limited by JISZ9112.Content except the red-emitting phosphor of the content relative to yellow phosphor of each 2nd LED2b is greater than except each LED2a, and each 2nd LED2b can have the structure being similar to each LED2a.
In light source cell 10, two or more LED2a that the longitudinal direction along circuit board 3 is arranged in one group of LED2 of a line alternately arrange substantially with two or more the 2nd LED2b.Especially, in light source cell 10, many LED2 of described one group of LED2 arrange with first order, arrange with second order at the remaining LED2 of three location arrangements near fixed part 4c of installing plate 4.In light source cell 10, because the LED2 sending the two or more types of the light with different colours mainly arranges with first order, thus can reduce the inhomogeneities of color.In order to improve light output described multiple LED2 is arranged to two row or more row when, obviously be easy to the colour inhomogeneous of the light sent the outermost LED2 of the outermost row that generation is gone from two row or more, but in light source cell 10, first order enhances colour inhomogeneous reducing effect.
In light source cell 10, the LED2 sending the two or more types of the light with different colours for every type LED2 be electrically connected respectively, the LED2 sending same color light is electrically connected to each other.Send the light with different colours two or more types LED2 for every type LED2 respectively under controlled situation, obviously be easy to colorific inhomogeneities, but in light source cell 10, first order enhances the reducing effect to color homogeneity.In light source cell 10, even if send the light with different colours two or more types LED2 for every type LED2 respectively under controlled situation, the LED2 also by arranging with second order guarantees to plan the free degree of the circuit of the wiring conductor 3c be formed on surperficial 3aa.In light source cell 10, the LED2 by arranging with second order guarantees the electric insulation distance between each fixed part 4c of being made of metal and wiring conductor 3c.Owing to ensure that planning is formed in the free degree of the circuit of the wiring conductor 3c on surperficial 3aa, thus reduce circuit board 3 size in its width direction, therefore also easily can reduce the size of light source cell 10.
In light source cell 10, the LED2 sending the light with different colours arranges on the width of circuit board 3.In light source cell 10, by the LED2 sending the light with different colours is arranged the inhomogeneities that more can reduce color on the width of circuit board 3.Every group is included linear arrangement become two of the LED2 of a line groups to be arranged parallel to each other when, a LED2a and the 2nd LED2b is arranged in a zigzag substantially.
The anode electrode 2c1 of each LED2 and cathode electrode 2c2 arranges along the width of circuit board 3.About the LED2a in second order, the anode electrode 2c1 of an adjacent LED2a arranges along the longitudinal direction of circuit board 3.About the LED2a in second order, the anode electrode 2c1 of an adjacent LED2a is electrically connected with the first wiring conductor 3c1.About the 2nd LED2b in second order, the anode electrode 2c1 of adjacent 2nd LED2b arranges along the longitudinal direction of circuit board 3.About the 2nd LED2b in second order, the anode electrode 2c1 of adjacent 2nd LED2b is preferably electrically connected with the second wiring conductor 3c2.
In light source cell 10, because anode electrode 2c1 and cathode electrode 2c2 arranges along the width of circuit board 3, thus compared with the situation that they are arranged along the longitudinal direction of circuit board 3, can on the whole multiple LED2 be arranged tightr.In light source cell 10, by arranging more closely by multiple LED2 and increase LED2 more quantity on the whole to improve light output.In light source cell 10, by the whole the LED2 of the two or more types sending the light with different colours being arranged more closely improve blend of colors.As for two or more LED2 in the second order of light source cell 10, because the anode electrode 2c1 of adjacent LED 2 or cathode electrode 2c2 arranges along the longitudinal direction of circuit board 3 and is electrically connected to each other, circuit board 3 size in its width direction can be reduced.
Circuit board 3 is configured as the shape of elongated board.It is such as the elongated board of 394mm × 28.5mm that circuit board 3 can be configured as size in plan view.Circuit board 3 is provided with the wiring conductor 3c with predetermined shape on surperficial 3aa.Circuit board 3 is provided with two or more the hole portions 3h piercing through circuit board 3 in the thickness direction thereof further.The longitudinal direction of multiple LED2 along circuit board 3 in the central area on the width of circuit board 3 of the surperficial 3aa of circuit board 3 is arranged to two row.On circuit board 3, often row is furnished with 48 LED2 along the longitudinal.That is, the surperficial 3aa of circuit board 3 is furnished with altogether 96 LED2.On circuit board 3, the LED2 often in row is such as with the pitch arrangement of 7.55mm.On circuit board 3, the spacing between two row can be such as 3.75mm.
Although be not limited to ceramic substrate, circuit board 3 such as can be formed by ceramic substrate.Circuit board 3 such as can be formed by the printed substrate of metal base, glass epoxy substrate or analog.The conductor configuration of wiring conductor 3c by being formed with predetermined shape.The material of conductor such as can be copper or copper alloy.Wiring conductor 3c comprises the first wiring conductor 3c1 and the second wiring conductor 3c2.First wiring conductor 3c1 is made up of to form the first circuit two or more conductors.Second wiring conductor 3c2 is made up of to form second circuit two or more conductors.Available white resist layer or analog cover circuit board 3, surperficial 3aa except being wherein provided with the region of described multiple LED2, chip component 3j and splicing ear 3t.White resist layer on circuit board 3 can form reflecting layer.Reflecting layer can prevent the light sent from described multiple LED2 from being absorbed by circuit board 3.
As for circuit board 3, two or more conductors described of the first wiring conductor 3c1 or two or more conductors described of the second wiring conductor 3c2 are connected to each other by chip component 3j, and can not cause the short circuit each other of the first and second circuit.Chip component 3j can be dimensionally crossing with the first wiring conductor 3c1 and the second wiring conductor 3c2 on the surperficial 3aa of circuit board 3, and can not cause the short circuit each other of the first and second circuit.Chip component 3j such as can comprise jumper element.Spaced circuit is electrically connected by jumper element.Jumper element can be zero Ohm resistor.
Such as, each chip component 3j comprises pedestal, pair of internal electrodes, plating piece, resistive film and diaphragm.Pedestal has the profile of flat rectangular tabular.The material of pedestal can be pottery.Internal electrode is formed at the two ends of pedestal.Plating piece is formed as covering internal electrode.Resistive film is arranged on the surface of pedestal.Paired internal electrode is electrically connected to each other by resistive film.Diaphragm is arranged in the central area of pedestal.Diaphragm is formed as the part and the resistive film that cover plating piece.The connecting portion that chip component 3j is made by solder is electrically connected with the wiring conductor 3c of circuit board 3.Be similar to described multiple LED2, chip component 3j is surface mounted on the surperficial 3aa of circuit board 3.Even if in structure such on the surperficial 3aa that wiring conductor 3c is only arranged on as the independent face of circuit board 3, also by chip component 3j is surface mounted in circuit board 3 surperficial 3aa on dimensionally crossing with the first and second wiring conductor 3c1 and 3c2, and the short circuit each other of the first and second circuit can not be caused.In light source cell 10, preferred LED module 1 comprises the jumper element dimensionally crossing with the first wiring conductor 3c1 and the second wiring conductor 3c2 further, and this jumper element is arranged on the surperficial 3aa of circuit board 3.
In light source cell 10, because jumper element is arranged on the surperficial 3aa of circuit board 3, therefore for every type LED, can distinguish and easily a kind of multiple LED2a in the first circuit is electrically connected with the first wiring conductor 3c1 on the surperficial 3aa of circuit board 3, and a kind of multiple 2nd LED2b in second circuit is electrically connected with the second wiring conductor 3c2 on the surperficial 3aa of circuit board 3.Light source cell 10 is such as by the light of arbitrary hue between regulating the electric current flowing through the first circuit and the electric current flowing through second circuit to send respectively to have from color of sunshine to bulb look, in the first circuit, wherein send multiple LED2a electrical connections of the light with color of sunshine, in second circuit, send multiple 2nd LED2b electrical connections of the light with bulb look.In light source cell 10, because the first and second circuit can be disposed in the surperficial 3aa side of circuit board 3, therefore the heat sink with electric conductivity can be arranged on the back side 3ba of circuit board 3.In light source cell 10, an end face 4aa of the installing plate 4 made by making the back side 3ba of circuit board 3 and metal material contacts, and installing plate 4 also can be used as heat sink.
The connecting portion that splicing ear 3t makes via solder is electrically connected with the wiring conductor 3c of circuit board 3.Splicing ear 3t is electrically connected with the electric wire 4t of supply electric energy further.Electric wire 4t is wire.Splicing ear 3t is electrically connected to supply electric power to multiple LED2 with wiring conductor 3c.In order to supply electric power to the LED2 of the two or more types sending the light with different colours, every type has two splicing ear 3t separately.
As shown in Fig. 1,3 and 4, circuit board 3 has first area 3w1 and second area 3w2.First area 3w1 corresponds to the first order in the longitudinal direction of circuit board 3.Second area 3w2 corresponds to the second order in the longitudinal direction of circuit board 3.Insulation distance in each second area 3w2 on circuit board 3 width between the outer circumference end of circuit board 3 and the second wiring conductor 3c2 (or first wiring conductor 3c1) is greater than the insulation distance between the outer circumference end of circuit board 3 on circuit board 3 width in each first area 3w1 and the second wiring conductor 3c2 (or first wiring conductor 3c1).Circuit board 3 is provided with the hole portion 3h penetrating circuit board 3 in the thickness direction thereof further in each second area 3w2.Installing plate 4 is made with metal material.Circuit board 3 is arranged such that the end face 4aa of the back side 3ba contrary with surperficial 3aa towards installing plate 4 of circuit board 3 on installing plate 4.Preferred installing plate 4 comprises being arranged through and is inserted into the fixed part 4c that hole portion 3h fixes circuit board 3 respectively.
The each first area 3w1 corresponding with first order can be rectangle (or square) region, and it has: such both sides: the size on every limit equals the spacing sum of LED2 in the longitudinal direction of circuit board 3 of arranging with first order; And such both sides: the size on every limit equals the distance between the outer circumference end of circuit board 3 on circuit board 3 width and the first wiring conductor 3c1 or the second wiring conductor 3c2.The each second area 3w2 corresponding with second order can be rectangle (or square) region, and it has: such both sides: the size on every limit equals the spacing sum of LED2 in the longitudinal direction of circuit board 3 of arranging with second order; And such both sides: the size on every limit equals the distance between the outer circumference end of circuit board 3 on circuit board 3 width and the first wiring conductor 3c1 or the second wiring conductor 3c2.
In light source cell 10, the second insulation distance 3d2 in each second area 3w2 between the outer circumference end of circuit board 3 and the second wiring conductor 3c2 is greater than the first insulation distance 3d1 between the outer circumference end of circuit board 3 in each first area 3w1 and the second wiring conductor 3c2.In light source cell 10, because hole portion 3h is arranged in each second area 3w2 of circuit board 3, thus can guarantee the electric insulation distance of wiring conductor 3c.Similarly, in light source cell 10, the insulation distance in each second area 3w2 between the outer circumference end of circuit board 3 and the first wiring conductor 3c1 is greater than the insulation distance between the outer periphery end of circuit board 3 in each first area 3w1 and the first wiring conductor 3c1.In light source cell 10, because hole portion 3h is arranged in each second area 3w2 of circuit board 3, thus can guarantee the electric insulation distance of wiring conductor 3c.
It is C shape that installing plate 4 is configured as on cross section, and has elongated profile.Installing plate 4 has diapire 4a and pair of sidewalls 4b.Diapire 4a is configured as rectangular plate-like in plan view.Diapire 4a is provided with the recess 4d extending longitudinally along diapire 4a wherein in heart region.Installing plate 4 is arranged so that circuit board 3 is accommodated in recess 4d.Recess 4d has the wall 4f risen from the two ends in its width direction of the bottom of recess 4d.Wall 4f is configured to reflecting surface 4ac to reflect the light sent from described multiple LED2.Because recess 4d has the function of reverberation, the light from described multiple LED2 therefore can be effectively utilized.Each sidewall 4b is arranged to extend from the two ends in its width direction of diapire 4a on the direction vertical with diapire 4a.Each sidewall 4b is provided with ledge 4e outwardly in its end.Ledge 4e is formed in installing plate 4 whole length in a longitudinal direction thereof.Each ledge 4e is formed as tilting relative to sidewall 4b.
In recess 4d, be furnished with two or more fixed parts 4c.Each fixed part 4c is formed by a part for the bottom of cutting also lifting recess 4d.Each fixed part 4c has as hook-shaped profile.To be cut and after the respective bore section 3h of the partial insertion circuit board 3 be lifted, the end of each fixed part 4c is bent upwards in the side away from LED2 side.Installing plate 4 fixes circuit board 3 by being remained on by circuit board 3 between the bend of each fixed part 4c and recess 4d.
Installing plate 4 is formed by bent sheet metal.Installing plate 4 such as can be formed by steel plate.The material of installing plate 4 is not limited to steel plate, and can be made up of metal material, such as aluminium, copper or stainless steel.In light source cell 10, when the steel plate that installing plate 4 is greater than resin by thermal conductivity is made, the heat diffusion that can effectively be produced by multiple LED2 by installing plate 4 is to external environment condition.
In light source cell 10, circuit board 3 and installing plate 4 are arranged to be in direct contact with one another, but are not limited only to such layout.In light source cell 10, circuit board 3 and installing plate 4 can be arranged to heat radiation consistent lubricant to insert between them.Even if when the back side 3ba of a circuit board 3 or described end face 4aa of installing plate 4 is uneven, therebetween also can heat conduction effectively by circuit board 3 and installing plate 4 being arranged to make heat radiation consistent lubricant insert.
Heat radiation consistent lubricant such as can be configured to the silicones containing metallic particles or ceramic particle.Heat radiation consistent lubricant can strengthen the adhesion between circuit board 3 and installing plate 4.In light source cell 10, the heat conduction that multiple LED2 can produce by employing heat radiation consistent lubricant is effectively to installing plate 4.In light source cell 10, can fin be installed replace heat radiation consistent lubricant between circuit board 3 and installing plate 4.
Fin can be made up of the elastomeric material as elastomeric material, and this material has good electrical insulating property and thermal conductivity.Fin such as can be Silica hydrogel sheet.Silica hydrogel sheet is made up of the silicones with lower crosslink density of gel state.Fin is not limited to Silica hydrogel sheet, but can be made up of acrylic materials.Fin also can be made into be had stickiness thus is used as adhesion sheet.
Connector 10a is attached to installing plate 4.Connector 10a is arranged on the back side of installing plate 4, and this back side is contrary with an end face 4aa of the layout circuit board 3 of installing plate 4.Connector 10a is arranged in one end in a longitudinal direction thereof of installing plate 4.The electric wire 4t drawn from connector 10a is electrically connected with splicing ear 3t.Connector 10a is arranged so that plug connector inserts wherein and is attached thereto, and this plug connector is arranged on one end of the output line of the power subsystem 40 that hereafter will describe.
Cover element 8 is configured as elongated to cover LED module 1.Cover element 8 can protect LED module 1.Cover element 8 comprises illuminating part 8a and a pair outstanding wall 8b of semi-cylindrical form.Outstanding wall 8b arranges along the longitudinal direction of illuminating part 8a.Each paired outstanding wall 8b is configured as and gives prominence in parallel to each other from the two ends of illuminating part 8a.Each paired outstanding wall 8b is integrally formed in its end and protuberance 8c, and these protuberances 8c is projecting upwards close to side each other.Each protuberance 8c is configured as and is hooked on the ledge 4e of installing plate 4.Each outstanding wall 8b is provided with inner projection 8e further.Each inner projection 8e inwardly gives prominence to from corresponding outstanding wall 8b, thus extends towards the contrary outstanding wall 8b between the protuberance 8c given prominence to from corresponding outstanding wall 8b and illuminating part 8a.Illuminating part 8a two ends are in a longitudinal direction thereof provided with respective extension 8d, and these extensions 8d extends to the outside of outstanding wall 8b thus is extended to illuminating part 8a.Cover element 8 is configured to keep sidewall 4b by protuberance 8c and inner projection 8e.Cover element 8 comprises illuminating part 8a, outstanding wall 8b, protuberance 8c, extension 8d and inner projection 8e integratedly.
By each screw 9c being inserted the first screw insertion hole and the second screw insertion hole makes cover element 8 be fixed to installing plate 4, wherein the first screw insertion hole is through each outstanding wall 8b, and the second screw insertion hole is through each sidewall 4b of installing plate 4.Cover element 8 has light transmission.Preferably cover element 8 is configured to effectively propagate the light sent from described multiple LED2.Cover element 8 can by light transmissive material as acrylic resin, polycarbonate resin or glass be made.The illuminating part 8a of cover element 8 can have the lens function assembled or spread the light sent from described multiple LED2.
Opening in the two ends of cover end 8f seal bootr element 8.Each cover end 8f has the profile of semicircle dish type.Cover end 8f is attached to the end of cover element 8 and installing plate 4 in a longitudinal direction thereof.Opening in the two ends of cover element 8 is attached to the end in a longitudinal direction thereof of cover element 8 and installing plate 4 by cover end 8f and is closed.Cover end 8f such as can be made up of synthetic resin material.
Metal fittings 9 comprise fixed head 9a and a pair leg member 9b.The metal fittings 9 with fixed head 9a and a pair leg member 9b have the profile as C-shape in side view.Fixed head 9a has the profile as rectangular slab in plan view.Corresponding leg member 9b is outstanding from the end in its width direction of fixed head 9a on the direction perpendicular to fixed head 9a.In metal fittings 9, fixed head 9a and leg member 9b is integrally formed.Metal fittings 9 are formed by crooked metal sheet.Metal fittings 9 be configured as be accommodated in installing plate 4 paired sidewall 4b between.Leg member 9b is provided with screwed hole to be fixed to the sidewall 4b of installing plate 4 by screw.Metal fittings 9 are arranged so that screw 9c is screwed in the screwed hole of leg member 9b.Installing plate 4 is made to be fixed to metal fittings 9 by being screwed in the screwed hole of leg member 9b by the screw 9c inserted in outstanding first screw insertion hole of wall 8b and second screw insertion hole of sidewall 4b.
Descend the assembling process by describing light source cell 10.
Before the assembling process carrying out light source cell 10, first formed and prepare LED module 1.Can a described multiple LED2a, described multiple 2nd LED2b, chip component 3j and splicing ear 3t be arranged on the wiring conductor 3c on the surperficial 3aa of circuit board 3 by cream solder, then can carry out reflow treatment to form LED module 1 to circuit board 3.In LED module 1, described multiple LED2 arranges with first order and second order.Before assembling process, equally first prepare installing plate 4, the metalwork that wherein will be configured as fixed part 4c is given prominence to as the bottom of plate from recess 4d.Equally, be prepared under the state that installing plate 4 is attached on it at connector 10a.
In an assembling process, LED module 1 is placed in the recess 4d of installing plate 4.The metalwork that will be configured as fixed part 4c is inserted into hole portion 3h via the LED module 1 of the recess 4d putting into installing plate 4.Then in an assembling process, in plan view, the metalwork that will be configured as fixed part 4c is bent upwards away from the side of LED2 side.In light source cell 10, by the distortion of the metalwork that will be configured as fixed part 4c, circuit board 3 is remained between recess 4d and each fixed part 4c, circuit board 3 is fixed to installing plate 4 thus.In an assembling process, the electric wire 4t drawn from connector 10a is electrically connected with the splicing ear 3t of circuit board 3.
Then, in an assembling process, cover element 8 is attached to installing plate 4 to cover circuit board 3.Cover element 8 is formed by injection moulding in advance.In an assembling process, the protuberance 8c of cover element 8 is assemblied on the ledge 4e of installing plate 4.In an assembling process, metal fittings 9 are assemblied in installing plate 4 to be accommodated between paired ledge 4e.Metal fittings 9 are pre-formed by crooked metal sheet.
Then, in an assembling process, screw 9c inserts first screw insertion hole of outstanding wall 8b of cover element 8 and second screw insertion hole of the sidewall 4b of installing plate 4 with such order, is then screwed in the screwed hole of the leg member 9b of metal fittings 9.Thus, cover element 8, installing plate 4 and metal fittings 9 are fixed integratedly.In an assembling process, the end in a longitudinal direction thereof that end 8f is attached to cover element 8 and installing plate 4 is covered.So, the assembling process of light source cell 10 is completed.
(embodiment 2)
The ligthing paraphernalia 30 of present embodiment comprises the light source cell 10 of embodiment 1.Please note that the element similar with embodiment 1 has identical Reference numeral, and suitably eliminate their description.
The ligthing paraphernalia 30 of present embodiment comprises the light source cell 10 of embodiment 1 and light source cell 10 and is attached ligthing paraphernalia main body 31 on it.
The ligthing paraphernalia 30 of present embodiment can provide the structure comprising light source cell 10, and it can have little irregular colour evenness and can further minification.
Hereinafter, the ligthing paraphernalia 30 with light source cell 10 is described with reference to Fig. 6 to Figure 10.
Ligthing paraphernalia 30 comprises two or more light source cells 10 as light source cell 10.Described two or more light source cell 10 is attached to ligthing paraphernalia main body 31.Ligthing paraphernalia main body 31 be arranged so that two or more light source cells 10 described freely, be detachably fixed on it.Each light source cell 10 is provided with screwed hole to be fixed to the installation component 35 of ligthing paraphernalia main body 31 by screw in the central area of its fixed head 9a.In ligthing paraphernalia 30, two or more light source cells 10 described are mounted to the installation component 35 of ligthing paraphernalia main body 31 by screw.In ligthing paraphernalia 30, two or more light source cells 10 described can be pulled down from the installation component 35 of ligthing paraphernalia main body 31 by removing screw.In ligthing paraphernalia 30, two or more (three) light source cells 10 described are arranged so that its longitudinal direction is parallel to each other.In ligthing paraphernalia 30, two or more light source cells 10 described are fixed to ligthing paraphernalia main body 31 thus equidistantly to arrange.
Ligthing paraphernalia main body 31 comprises frame body 31a, base plate 31b, installation component 35, two reflecting members 36, power subsystem 40 and fixed heads 38.The base plate 31b being configured as rectangular flat is couple to the frame body 31a being configured as square column type, and therefore ligthing paraphernalia main body 31 has the profile of rectangular box shape, its recording quantity.As shown in Figure 7, frame body 31a has a pair first side plate 31c, a pair second side plate 31d and flange 31e.The first paired side plate 31c is arranged to toward each other.The second paired side plate 31d is arranged to toward each other.First side plate 31c is arranged to along the direction perpendicular to the second side plate 31d.The frame body 31a with the first paired side plate 31c and the second paired side plate 31d is configured as rectangle frame rack-like in plan view.Frame body 31a is provided with the flange 31e of the outside extension towards the rectangular frame formed by the first side plate 31c and the second side plate 31d.
Each first side plate 31c comprises the first vertical plate 31f, hang plate 31g and the first installed part 31h.First vertical plate 31f has the profile of rectangular plate-like.Hang plate 31g has the profile of rectangular plate-like.Hang plate 31g is arranged to give prominence to obliquely from first ora terminalis of the first vertical plate 31f.First installed part 31h is arranged to give prominence to from second ora terminalis of the first vertical plate 31f, and this second ora terminalis is positioned on the first vertical plate 31f side contrary with hang plate 31g.First installed part 31h projects upwards along the direction perpendicular to the first vertical plate 31f in the side contrary with the projected direction of hang plate 31g.The first vertical plate 31f, hang plate 31g is formed and the first installed part 31h forms each first side plate 31c by integration.By crooked metal sheet as steel plate forms the first side plate 31c.
Each second side plate 31d comprises the second vertical plate 31j, installed part 31k and fastener 31m.Form the second vertical plate 31j, installed part 31k and fastener 31m by integration and form each second side plate 31d.By crooked metal sheet as steel plate forms the second side plate 31d.Second vertical plate 31j has the profile of trapezoidal shape.Installed part 31k is arranged to give prominence to from the ora terminalis of the second vertical plate 31j.Installed part 31k flatly inwardly gives prominence to from this ora terminalis of the second vertical plate 31j.Second vertical plate 31j is provided with pair of engaging part 31m at each place of its horizontal end.
Corresponding second side plate 31d joins the two ends in a longitudinal direction thereof of the first side plate 31c to.The fastener 31m of the second side plate 31d is welded to the first vertical plate 31f of the first side plate 31c, and the second side plate 31d joins the first side plate 31c to thus.
Flange 31e has rectangular box-like profile in plan view.Flange 31e is formed by processing metal plate.Flange 31e joins second ora terminalis of the first side plate 31c and the second side plate 31d to.
Base plate 31b is provided with four ends around rectangular flat part.Four ends of base plate 31b are bent and lifting in a same direction.Base plate 31b can by metallic plate as steel plate be made.By bending the mechanical strength improving base plate 31b.Base plate 31b is provided with the first patchhole 31ba and the second patchhole 31bb.Base plate 31b is provided with two or more bolt-inserting holes 31bc being arranged to a line further.
Power line for electric power feeding inserts in the first patchhole 31ba.One end of power line is electrically connected with first end sub-block 39.As shown in Figure 6, first end sub-block 39 is fixed on the surface contrary with installation component 35 of base plate 31b.Except first end sub-block 39, the second terminal block 37 is also fixed on base plate 31b.Power subsystem 40 is configured to supply alternating current via first end sub-block 39.Holding wire for transmit outer control signal etc. inserts in the second patchhole 31bb.
Two or more bolt-inserting holes 31bc is arranged so that hanging bolt inserts wherein respectively.Corresponding fastening nuts is to the hanging bolt inserted in described two or more bolt-inserting holes 31bc.Base plate 31b is mounted to two first installed part 31h of frame body 31a.Each first installed part 31h is provided with two or more bridge part 31s.Described two or more bridge part 31s along each first installed part 31h longitudinally with arranged at predetermined intervals.As described in Figure 6, each first installed part 31h is shaped so that the corresponding pawl 31t be arranged in base plate 31b is hooked on described two or more bridge part 31s.Be hooked on described two or more bridge part 31s by corresponding pawl 31t, base plate 31b is installed to frame body 31a.
Ligthing paraphernalia main body 31 is fastened to hanging bolt by respective nut and is fixed to ceiling.As for ligthing paraphernalia main body 31, the flange 31e of frame body 31a exposes at the bottom surface side of ceiling, and the partial insertion except flange 31e of ligthing paraphernalia main body 31 is located in the embedded hole in ceiling.Flange 31e can close and cover the gap between the periphery of embedded hole and ligthing paraphernalia main body 31.
Each installed part 31k has the profile of similar rectangle in plan view.As described in Figure 6, two latching members 32 are attached to each installed part 31k thus separate at predetermined intervals in the vertical.Each latching member 32 comprises knob 32a and support portion 32b.Knob 32a has the profile of similar rectangular shape.Support portion 32b rotatably supports knob 32a.Each latching member 32 is made to be mounted to corresponding installed part 31k by the installing hole that a part of its support portion 32b inserted corresponding installed part 31k.
Installation component 35 has the profile of similar rectangle in plan view.Installation component 35 is provided with four ends with around rectangular-shaped flat board.Four ends bending and lifting in a same direction of installation component 35.By bending the mechanical strength improving installation component 35 with these four ends of lifting in a same direction.Installation component 35 can by metallic plate as steel plate be made.As shown in Figure 7, installation component 35 is provided with side along installation component 35 with equidistantly arrange three window aperture 35aa.Three light source cells 10 are arranged on installation component 35, make its corresponding connectors 10a towards three window aperture 35aa of installation component 35.Installation component 35 is provided with two in the thickness direction thereof through the patchhole 35ba of installation component 35.Each patchhole 35ba is configured as rectangle in plan view.Each patchhole 35ba is configured as the knob 32a less times greater than corresponding latching member 32 so that knob 32a can insert wherein.
Be attached in the process of ceiling by ligthing paraphernalia 30, three light source cell 10 installation components 35 be attached on it are incorporated in the ligthing paraphernalia main body 31 embedding embedded hole.In attach procedure, add up to four latching members 32 and four patchhole 35ba, the respective knob portion 32a of four latching members 32 is inserted four patchhole 35ba of the installation component 35 left in ligthing paraphernalia main body 31.In ligthing paraphernalia 30, can prevent the knob 32a be inserted in patchhole 35ba from coming off from the patchhole 35ba of installation component 35 because of turning knob portion 32a.In ligthing paraphernalia 30, by using four knob 32a, the installation component 35 with three light source cells 10 freely, is removably attached to ligthing paraphernalia main body 31.
Two reflecting members 36 are fixed to installation component 35.Each reflecting member 36 is arranged between light source cell 10 adjacent on installation component 35.Each reflecting member 36 comprises a pair reflecting plate 36a and pair of side plates 36b.Paired side plate 36b is configured as and extends from first ora terminalis along the longitudinal of paired reflecting plate 36a respectively.Each side plate 36b is provided with two or more patchhole 36ba.Second ora terminalis along the longitudinal of paired reflecting plate 36a is connected to each other.Paired reflecting plate 36a is configured as V-shape from during vertical looking up.Reflecting member 36 is formed by crooked metal sheet.Each reflecting member 36 is shaped so that the insertion section 35d of installation component 35 inserts in the patchhole 36ba of side plate 36b respectively.As shown in Figure 6 and Figure 7, each reflecting member 36 is inserted in patchhole 36ba by insertion section 35d and is attached to installation component 35.
Reflecting member 36 can reflex to illuminated expectation surface from the light sent by LED module 1 effectively.In ligthing paraphernalia 30, because the outmost LED2 of outermost row arranges with first order, so can reduce colour inhomogeneous better in conjunction with the reflection of reflecting member 36.
Power subsystem 40 comprises power circuit 40a and the first housing 40b.In power circuit 40a, electronic component is installed on a printed-wiring board.Electronic component forms the various circuit be included in power circuit 40a.Power subsystem 40 such as comprises filter circuit, booster circuit, step-down circuit, main control circuit, control power circuit, adjusting control circuit, disconnection control circuit etc., to be used as various circuit.Except various circuit, power subsystem 40a such as comprises input connector, rectifier, out connector, control connector etc.As shown in Figure 10, power circuit 40a is configured to control the first LED circuit 40c of formation first circuit respectively and form the second LED circuit 40d of second circuit.Input connector is electrically connected with external power source 50 via first end sub-block 39.External power source 50 such as can be the AC power supplies of business.Power circuit 40a is contained in the first housing 40b.As shown in Figure 7 and Figure 8, the first housing 40b is formed by sheet metal elements, and is configured as microscler box, and its bottom surface is opened wide.First housing 40b is provided with the hole 42 for inserting electric wire.Respective aperture 42 be formed in the first housing 40b in the vertical towards in side plate each other.
Fixed head 38 comprises main part 38a, the first sidepiece 38b, the second sidepiece 38c, cornice portion (eavespart) 38d and surrounding portion 38e.Fixed head 38 is formed by crooked metal sheet.Main part 38a is configured as long rectangular flat.First sidepiece 38b shape is that rectangular flat is longitudinal vertically in the direction lifting of main part 38a along it with an ora terminalis from main part 38a.Be similar to the first sidepiece 38b, the second sidepiece 38c shape is that rectangular flat is longitudinal vertically in the direction lifting of main part 38a along it with another ora terminalis from main part 38a.Second sidepiece 38c has the height dimension being less than the first sidepiece 38b height dimension.38d shape in cornice portion is rectangular flat, and is configured as from one end of the second sidepiece 38c outwardly.Surrounding portion 38e is couple to the left end edge of main part 38a.By forming surrounding portion 38e, to be configured as L-shape along its buckling rectangle plate.
First housing 40b of power subsystem 40 is fixed to fixed head 38 by suitable method as being threaded.In power subsystem 40, the opening of the first housing 40b is closed by fixed head 38 when the first housing 40b has been fixed to fixed head 38.Power subsystem 40 is attached to the main part 38a of fixed head 38.Fixed head 38 is arranged so that three the window aperture 35aa being covered installation component 35 by cornice portion 38d.With screw, fixed head 38 is fixed to installation component 35.
Because ligthing paraphernalia main body 31 is made with metal, compared with the situation be made of resin with ligthing paraphernalia main body, the heat that the LED2 of light source cell 10 produces more effectively falls apart to outside by ligthing paraphernalia main body 31 by ligthing paraphernalia 30.The material of ligthing paraphernalia main body 31 is steel plate, but is not limited thereto.Aluminium, stainless steel, copper alloy etc. such as also can be used to replace steel plate as the material of ligthing paraphernalia main body 31.The ligthing paraphernalia 30 with specific light source unit 10 of present embodiment can have little irregular colour evenness and can reduce its size.
Can be apparent from above-mentioned embodiment 1 and 2, the light source cell 10 according to the utility model first aspect comprises: the LED module 1 comprising multiple LED2 and circuit board 3; And the installing plate 4 that LED module 1 is mounted thereto.Described multiple LED2 is arranged on the surperficial 3aa of circuit board 3.Circuit board 3 has elongated profile in plan view.Described multiple LED2 is arranged to two row or more row along the longitudinal direction of circuit board 3.Described multiple LED2 comprises a multiple LED2a and multiple 2nd LED2b.A described multiple LED2a sends the light that color is different from described multiple 2nd LED2b.LED module 1 comprises the first circuit and second circuit, be electrically connected with the first wiring conductor 3c1 on the surperficial 3aa being arranged in circuit board 3 at a LED2a multiple described in the first circuit, be electrically connected with the second wiring conductor 3c2 on the surperficial 3aa being arranged in circuit board 3 at the 2nd LED2b multiple described in second circuit.Second circuit is electrically independent of the first circuit.The outmost LED2 of the outermost row on the width of circuit board 3 in described multiple LED2, described two row or more row arranges with first order and second order on surperficial 3aa.In first order, two or more the 2nd LED2b of described multiple 2nd LED2b in two or more LED2a of the described multiple LED2a in the first circuit and second circuit alternately arrange along the longitudinal direction of circuit board 3.In second order, at least arbitrary longitudinally the arranging continuously along circuit board 3 below: two or more LED2a of the described multiple LED2a in the first circuit; With two or more 2nd LED2b of described multiple 2nd LED2b in second circuit.
According in the light source cell 10 of first aspect, because described multiple LED2 arranges with first order and second order, therefore light source cell 10 can have little irregular colour evenness and can further minification.
As for the light source cell 10 according to the utility model second aspect, first aspect, circuit board 3 has first area 3w1 and second area 3w2.First area 3w1 corresponds to the first order in the longitudinal direction of circuit board 3.Second area 3w2 corresponds to the second order in the longitudinal direction of circuit board 3.Insulation distance in second area 3w2 on circuit board 3 width between the outer circumference end of circuit board 3 and the first wiring conductor 3c1 or the second wiring conductor 3c2 is greater than the insulation distance in the 3w1 of first area on circuit board 3 width between the outer circumference end of circuit board 3 and the first wiring conductor 3c1 or the second wiring conductor 3c2.Circuit board 3 is provided with the hole portion 3h penetrating circuit board 3 in the thickness direction thereof further in second area 3w2.Installing plate 4 is made with metal material.Circuit board 3 is arranged so that the end face 4aa of the back side 3ba contrary with surperficial 3aa towards installing plate 4 of circuit board 3 on installing plate 4.Installing plate 4 comprises and is arranged through the fixed part 4c that patchhole portion 3h fixes circuit board 3.
According in the light source cell 10 of second aspect, the electric insulation distance of wiring conductor 3c can be guaranteed.
As for the light source cell 10 according to the utility model third aspect, second aspect, LED module 1 comprises the jumper element dimensionally crossing with the first wiring conductor 3c1 and the second wiring conductor 3c2 further.Jumper element is arranged on the surperficial 3aa of circuit board 3.
According in the light source cell 10 of the third aspect, because jumper element is arranged on the surperficial 3aa of circuit board 3, therefore, it is possible to easily a kind of multiple LED2a in the first circuit are electrically connected with the wiring conductor 3c on the surperficial 3aa of circuit board 3, and a kind of multiple 2nd LED2b in second circuit are electrically connected with the wiring conductor 3c on the surperficial 3aa of circuit board 3, carry out respectively for every type.
As for the light source cell 10 according to the utility model fourth aspect, in any one in the first to the third aspect, each anode electrode 2c1 in described multiple LED2 and cathode electrode 2c2 arranges along the width of circuit board 3.The anode electrode 2c1 of an adjacent LED2a of two or more LED2a described in second order arranges along the longitudinal direction of circuit board 3, and is electrically connected to each other by the first wiring conductor 3c1.The anode electrode 2c1 of adjacent 2nd LED2b of two or more the 2nd LED2b described in second order arranges along the longitudinal direction of circuit board 3, and is electrically connected to each other by the second wiring conductor 3c2.
According in the light source cell 10 of fourth aspect, because anode electrode 2c1 and cathode electrode 2c2 arranges along the width of circuit board 3, therefore, compared with the situation that they are arranged along the longitudinal direction of circuit board 3, can on the whole described multiple LED2 be arranged tightr.Further by arranging more closely by described multiple LED2 and increase LED2 more quantity on the whole to improve light output.Further by the whole the LED2 of the two or more types sending the light with different colours being arranged more closely improve blend of colors.As for two or more LED2 in the second order of light source cell 10, because the anode electrode 2c1 of adjacent LED 2 or cathode electrode 2c2 arranges along the longitudinal direction of circuit board 3 and is electrically connected to each other, circuit board 3 size in its width direction can be reduced.
Ligthing paraphernalia 30 according to the 5th aspect of the present utility model comprises: be attached the ligthing paraphernalia main body 31 on it according to the light source cell 10 of any one in first to fourth aspect and light source cell 10.
Ligthing paraphernalia 30 according to the utility model the 5th aspect provides the structure comprising light source cell 10, and it has little irregular colour evenness and can further minification.
Be considered to best embodiment and/or other example although above-described, but be to be understood that and can make various modification here, purport disclosed herein is implemented by various forms and example, and they can use in many applications, only describe some in these application herein.Following claim is claimed falls into any and all remodeling in the utility model actual range and modification.
Claims (5)
1. a light source cell, is characterized in that, comprising:
Comprise the LED module of multiple LED and circuit board, described multiple LED is arranged on the surface of described circuit board; With
The installing plate that described LED module is mounted thereto,
Wherein
Described circuit board has elongated profile in plan view,
Described multiple LED is arranged to two row or more row along the longitudinal direction of described circuit board, and described multiple LED comprises a multiple LED and multiple 2nd LED, and the color of the light that a described multiple LED sends is different from the color of the light that described multiple 2nd LED sends,
Described LED module comprises:
First circuit, in described first circuit, a described multiple LED is electrically connected with the first wiring conductor on the described surface being arranged on described circuit board; With
Second circuit, in described second circuit, described multiple 2nd LED is electrically connected with the second wiring conductor on the described surface being arranged on described circuit board, described second circuit electrically independent of described first circuit,
The outmost LED of in described multiple LED, in described two row or more row on the width of described circuit board outermost row is on said surface with following arranged:
First order, in described first order, two or more the 2nd LED of described multiple 2nd LED in two or more LED of the described multiple LED in described first circuit and described second circuit alternately arrange along the longitudinal direction of described circuit board; And
Second order, in described second order, at least arbitrary longitudinally the arranging continuously along described circuit board below: two or more LED of the described multiple LED in described first circuit; With two or more the 2nd LED of described multiple 2nd LED in described second circuit.
2. light source cell according to claim 1, is characterized in that,
Circuit board has first area and second area, and described first area corresponds to the described first order in the longitudinal direction of described circuit board, and described second area corresponds to the described second order in the longitudinal direction of described circuit board,
Insulation distance in described second area on described circuit board width between the outer circumference end of described circuit board and described first wiring conductor or the second wiring conductor is greater than the insulation distance in described first area on described circuit board width between the outer circumference end of described circuit board and described first wiring conductor or the second wiring conductor
Described circuit board is provided with the hole portion penetrating described circuit board in the thickness direction thereof further in described second area,
Described installing plate is made up of metal material, and described circuit board is arranged so that the end face of the back side contrary with described surface towards described installing plate of described circuit board on described installing plate, and
Described installing plate comprises being arranged through and inserts described hole portion and fix the fixed part of described circuit board.
3. light source cell according to claim 2, it is characterized in that, described LED module comprises and described first wiring conductor and the dimensionally crossing jumper element of described second wiring conductor further, and described jumper element is arranged on the described surface of described circuit board.
4. the light source cell according to any one in claims 1 to 3, is characterized in that,
The anode electrode of each in described multiple LED and cathode electrode are arranged along the width of described circuit board,
The anode electrode of an adjacent LED of two or more LED described in described second order is arranged along the longitudinal direction of described circuit board, and is electrically connected to each other by described first wiring conductor, and
The anode electrode of adjacent 2nd LED of two or more the 2nd LED described in described second order is arranged along the longitudinal direction of described circuit board, and is electrically connected to each other by described second wiring conductor.
5. a ligthing paraphernalia, is characterized in that, comprising:
Light source cell according to any one in Claims 1-4; With
The ligthing paraphernalia main body that described light source cell is attached thereon.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-244136 | 2014-12-02 | ||
| JP2014244136A JP6376496B2 (en) | 2014-12-02 | 2014-12-02 | Light source unit and lighting fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205191244U true CN205191244U (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520976457.6U Active CN205191244U (en) | 2014-12-02 | 2015-12-01 | Light source unit and lighting device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6376496B2 (en) |
| CN (1) | CN205191244U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111158192A (en) * | 2020-03-04 | 2020-05-15 | 东莞恒扬光电有限公司 | High-brightness high-uniformity environment-friendly backlight source |
| WO2021146958A1 (en) * | 2020-01-21 | 2021-07-29 | 京东方科技集团股份有限公司 | Light-emitting plate, circuit board and display apparatus |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208074854U (en) * | 2017-07-28 | 2018-11-09 | 松下电气机器（北京）有限公司 | Illuminator and cultivation lighting control system |
| CN107477388A (en) * | 2017-08-17 | 2017-12-15 | 何维 | A kind of all-round smooth UV LED lamp tubes |
| JP7339517B2 (en) | 2019-09-12 | 2023-09-06 | 日亜化学工業株式会社 | Light-emitting device manufacturing method and light-emitting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011222126A (en) * | 2010-04-02 | 2011-11-04 | Mitsubishi Electric Lighting Corp | Light-emitting device |
| JP2012004266A (en) * | 2010-06-16 | 2012-01-05 | Mitsubishi Chemicals Corp | Light-emitting module, lighting apparatus,and power supply circuit board |
| JP5887553B2 (en) * | 2012-02-29 | 2016-03-16 | パナソニックＩｐマネジメント株式会社 | Light emitting device and lighting apparatus |
| JP5723898B2 (en) * | 2013-01-15 | 2015-05-27 | 昭和電工株式会社 | Fruit and vegetable cultivation method |
| JP6145917B2 (en) * | 2013-01-17 | 2017-06-14 | パナソニックＩｐマネジメント株式会社 | Light source device and lighting apparatus using the same |
| JP2014192004A (en) * | 2013-03-27 | 2014-10-06 | Toshiba Lighting & Technology Corp | Straight tube type lamp and illumination device |
-
2014
- 2014-12-02 JP JP2014244136A patent/JP6376496B2/en active Active
-
2015
- 2015-12-01 CN CN201520976457.6U patent/CN205191244U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021146958A1 (en) * | 2020-01-21 | 2021-07-29 | 京东方科技集团股份有限公司 | Light-emitting plate, circuit board and display apparatus |
| CN111158192A (en) * | 2020-03-04 | 2020-05-15 | 东莞恒扬光电有限公司 | High-brightness high-uniformity environment-friendly backlight source |
| CN111158192B (en) * | 2020-03-04 | 2021-01-01 | 东莞恒扬光电有限公司 | High-brightness high-uniformity environment-friendly backlight source |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6376496B2 (en) | 2018-08-22 |
| JP2016110705A (en) | 2016-06-20 |
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