CN205118973U

CN205118973U - Support and lighting device

Info

Publication number: CN205118973U
Application number: CN201520884703.5U
Authority: CN
Inventors: 深野智; 宫川昇
Original assignee: Panasonic Intellectual Property Management Co Ltd
Current assignee: Panasonic Intellectual Property Management Co Ltd
Priority date: 2014-11-20
Filing date: 2015-11-09
Publication date: 2016-03-30
Anticipated expiration: 2025-11-09
Also published as: JP6402917B2; JP2016100175A

Abstract

The utility model provides a can improve support and the lighting device of connection of electric lines to the reliability of terminal. Support (30) are used for possessing disposing light emitting module fixed support (30) to the bottom at the configuration face of bottom: main part (31) have set up patchhole (32) that have hole axle (40), and this hole axle intersects for configuration face aslope, and contact terminal (35), the portion (37) and contact site (36) that keeps has, keep portion's configuration on hole axle (40) of the inside of main part (31) to electric wire (90) of patchhole (32) keep inserting, contact site and the electrode contact who sets up at the light emitting module, the marginal portion of formation patchhole (32) in the internal surface of main part (31) has set up inboard outstanding protruding portion (33) to main part (31).

Description

Support and lighting device

Technical field

The utility model relates to for light emitting module being fixed on the support of bottom and possessing the lighting device of this support.

Background technology

In recent years from energy-conservation viewpoint, LED (LightEmittingDiode) illumination was popularized rapidly.LED illumination is the LED module such as with the multiple LED being configured in substrate, be arranged on LED illumination bottom (such as, appliance body) and form.

When LED module being arranged on bottom, need LED module is dispelled the heat.Therefore, LED module and bottom need mechanical connection and thermally coupled.

So, also exist and there is described linkage function and the support with the patchhole inserted for outside electric wire.Such support, except described linkage function, can also by electric wire and LED module electrical connection.

(prior art document)

(patent document)

Patent document 1: Japanese Unexamined Patent Publication 2006-120557 publication

In support as discussed, in order to improve the operability of the insertion of electric wire, expect inserting the formation of electric wire relative to bottom angled.Such as, at patent document 1, disclose the wire connecting device that electric wire inserts obliquely.In such formation, the electric wire be preferably inserted into positively is connected with the terminal of internal stent.

Utility model content

The utility model provides the support that can improve the certainty being wired to terminal and provides the lighting device possessing this support.

The support that a scheme of the present utility model relates to, for the light emitting module of the configuration plane being configured in bottom is fixed to described bottom, described support possesses: main part, is provided with the patchhole with hole axle, and this hole axle intersects obliquely relative to described configuration plane; And contact terminal, there is maintaining part and contact site, described maintaining part is configured on the described hole axle of the inside of described main part, thus keep the electric wire being inserted into described patchhole, described contact site and the electrode contact being arranged on described light emitting module, the marginal portion of the described patchhole of formation in the inner surface of described main part, is provided with to the outstanding protuberance in the inner side of described main part.

In above-mentioned support, also can be that the plane being provided with the inner surface of described patchhole comprising described main part acutangulates with the planar shaped of the end face comprising described protuberance.

In above-mentioned support, also can be, described contact terminal also has at least partially along the terminal body of internal surface configurations being provided with described patchhole, and to be the mode of avoiding described protuberance from described terminal body carry out cutting described maintaining part tilts and formed.

In above-mentioned support, also can be, described protuberance by abutting with the electric wire inserted obliquely relative to described hole axle, thus limit the insertion angle of this electric wire.

In above-mentioned support, also can be, described contact site, be configured in the outside of described main part, by described light emitting module being pressed into described bottom with described electrode contact.

In above-mentioned support, also can be provided with the through hole inserted for screw at described main part, this screw be used for this main part being fixed to described bottom, described contact site, is configured in the outside of described main part and is positioned near described through hole.

In above-mentioned support, also can be that the diameter in the outside of the described main part of described patchhole is larger than the diameter of the inner side of the described main part of described patchhole.

The lighting device that a scheme of the present utility model relates to possesses: bottom; Light emitting module, is configured in the configuration plane of described bottom; And support, for described light emitting module is fixed to described bottom, described support possesses: main part, is provided with the patchhole with hole axle, and this hole axle intersects obliquely relative to described configuration plane; And contact terminal, there is maintaining part and contact site, described maintaining part is configured on the described hole axle of the inside of described main part, thus keep the electric wire being inserted into described patchhole, described contact site and the electrode contact being arranged on described light emitting module, the marginal portion of the described patchhole of formation in the inner surface of described main part, is provided with to the outstanding protuberance in the inner side of described main part.

The support that a scheme of the present utility model relates to and lighting device, can improve the certainty being wired to terminal.

Accompanying drawing explanation

Fig. 1 is the oblique view of the basic structure representing the lighting device that embodiment 1 relates to.

Fig. 2 A is the top view of the formation for illustration of support.

Fig. 2 B is the side view of the formation for illustration of support.

Fig. 2 C is the sectional view of the formation for illustration of support.

Fig. 3 is the profile oblique view of contact terminal.

Fig. 4 A is first enlarged drawing in the region that the dotted line B of Fig. 2 C surrounds.

Fig. 4 B is second enlarged drawing in the region that the dotted line B of Fig. 2 C surrounds.

Symbol description

10 lighting devices

Bottom 12

13 configuration plane

20 light emitting modules

24 electrodes

30,130 supports

31 main parts

31a inner surface

32 patchholes

33 protuberances

33a end face

35,135 contact terminals

36 contact sites

37 maintaining parts

38 the first terminal main parts (terminal body)

40 hole axles

41 through holes

80 screws

90 electric wires

Detailed description of the invention

Below, about the lighting device that embodiment relates to, be described with reference to accompanying drawing.In addition, the embodiment below illustrated illustrates an object lesson of the present utility model.Thus the allocation position of the numerical value shown in following embodiment, shape, material, inscape, inscape and type of attachment etc. are all examples of the present utility model, purport is not restriction the utility model.Further, in the inscape of following embodiment, the inscape not having to record is shown in the independent claims of the utility model upper concept, can illustrates it is arbitrary inscape.

Further, each figure is ideograph, is not rigorous diagram.In addition, give identical symbol for formation identical in fact in each figure, and omit or simplify repeat specification.

Below, specifically describe with reference to each accompanying drawing the lighting device that embodiment relates to.

(embodiment 1)

[formation of lighting device]

First the summary of the formation of the lighting device that embodiment 1 relates to is described with Fig. 1.Fig. 1 is the oblique view of the essential structure representing the lighting device 10 that embodiment 1 relates to.

As shown in Figure 1, the lighting device 10 that embodiment 1 relates to possesses: the light emitting module 20 that bottom 12, configuration plane 13 in bottom 12 configure and the support 30 for light emitting module 20 being fixed on bottom 12.

In addition, lighting device 10 except parts illustrated in Fig. 1, the miscellaneous part of the cover of the light transmission that the mode that can also possess to cover light emitting module 20 configures etc.But in order to clearly state the feature of the lighting device 10 that embodiment 1 relates to, omit diagram and the explanation of these miscellaneous parts.

In addition, in embodiment 1, be configured with 1 light emitting module 20 in bottom 12, but, be not limited to the number of light emitting module 20, can be configured to arrange multiple light emitting module 20 in bottom 12.

The lighting device 10 that embodiment 1 relates to is such as lighting device that light emitting module 20 is embedded in ceiling using state down, that use as Down lamp.Use posture when lighting device 10 to be not particularly limited, but, at embodiment 1, in illustrated lighting device 10, light emitting module 20 is the state of (the positive side of Z axis) upward, and is described.

Light emitting module 20 is examples for light-emitting device, the illuminating part 21 possessing substrate 22 and configure at the interarea 22a of substrate 22.Substrate 22 is flat substrates of rectangle in embodiment 1.Substrate 22 is preferably formed by the material that thermal conductivity is high, and the aluminum oxide substrate such as formed by aluminium oxide is formed.

In addition, as substrate 22, except aluminum oxide substrate, can also adopt aluminium nitride etc. other the metal substrate of ceramic substrate, aluminium, copper etc., resin substrate or there is the various substrate such as metal bottom substrate of stepped construction of metal and resin.

The illuminating part 21 configured at the interarea 22a of substrate 22, there is the forwards luminous light-emitting component of more than 1.

In embodiment 1, illuminating part 21 possesses the LED chip 21a of more than 1 and seal member that install at substrate 22.LED chip 21a, by installations such as chips welding on the interarea 22a of substrate 22.

In addition, in embodiment 1, seal member seals in the lump by being configured to rectangular multiple LED chip 21a.

In addition, as LED chip 21a, such as, adopt blue LED die, this blue LED die sends the blue light that centre wavelength is 440nm ~ 470nm.

In addition, as seal member, can enumerate containing phosphor body resin, LED chip 21a should be protected containing phosphor body resin both sealing LED chip 21a, and containing the light from LED chip 21a being carried out to the fluorophor of wavelength conversion.

Specifically, as seal member, such as, when LED21a is blue led, in order to obtain white light, can adopt the yellow fluorophor particle dispersion that is by YAG (yttrium-aluminium-garnet) to silicones containing fluorophor resin.Send white light from illuminating part 21 (seal member) thus, namely by undertaken by fluorophor particle wavelength conversion sodium yellow and from LED chip 21a blue light and send white light.

In addition, at embodiment 1, enumerate circular illuminating part 21 for example, but, the global shape of illuminating part 21 is not defined as circle.Such as the global shape of illuminating part 21, can adopt square.

In addition, the form that seal member seals multiple LED chip 21a is not particularly limited.Such as, multiple LED chip 21a can be sealed respectively, also can by often going the multiple LED chip 21a of sealing.

In addition, do not need conversion inferior from the situation of the wavelength of the light of LED chip 21a, the LED chip 21a of more than 1 of seal arrangement at substrate 22 can be carried out without seal member.

In addition, at the interarea 22a of substrate 22, pair of electrodes 24 is configured with.The Wiring pattern (not shown) be connected with electrode 24 via these, respective respectively to multiple LED chip 21a that illuminating part 21 has, is provided for luminous electric power.

As discussed, there is as light source the light emitting module 20 of LED chip 21a, be fixed on bottom 12.

Bottom 12 is metal cylinder table in embodiment 1, and in configuration plane 13, light emitting module 20 configures in the mode of surface contact, thus the heat produced at light emitting module 20 that can shed efficiently.In other words, bottom 12 is radiator as the heat of diffusion light emitting module 20 and the parts that play a role.

In addition, the shape of bottom 12 is not defined as cylinder table, such as, can be Nogata body.In addition, bottom 12 such as can have wall portion, and this wall portion surrounds the region that light emitting module 20 is configured.

Installing plate 14 is the resinous parts played a role as framework to light emitting module 20, is used from the installation of light emitting module 20 with support 30 1.

Light emitting module 20, is fixed on bottom 12 by support 30, support 130 and installing plate 14.Specifically, light emitting module 20, by all parts of support 30, support 130 and installing plate 14, is fastened to bottom 12 by screw 80.In embodiment 1, be configured with 2 supports of support 30 and support 130, to press 2 places on the diagonal of the light emitting module 20 of rectangle.

Support 30 and support 130, although differences such as the configurations of patchhole 32, these two supports are the parts in fact with identical function.The contact terminal 35 corresponding with support 30 and the contact terminal 135 corresponding with support 130 same be the parts in fact with identical function.Below describe support 30 in detail, the feature about support 30 is also applicable to support 130.

[formation of support]

Below to the formation of support 30, also illustrate with reference to figure 2 in addition to fig. 1.Fig. 2 is the figure of the formation for illustration of support.Fig. 2 A is top view (figure viewed from the positive side of Z axis), Fig. 2 B is side view (figure viewed from the positive side of Y-axis), and Fig. 2 C is the sectional view of the A-A line along Fig. 2 A.

The contact terminal 35 that support 30 possesses main part 31, is electrically connected with light emitting module 20.

First main part 31 is described.

Main part 31 be provided with patchhole 32, for receiving the parts of a part for contact terminal 35.Main part 31, such as, be produced by forming the synthetic resin of the insulating properties with PBT (polybutylene terephthalate) etc.

Patchhole 32 is the holes with the hole axle 40 intersected obliquely relative to configuration plane 13, and supply lines inserts.In other words, in support 30, electric wire inserts obliquely relative to the configuration plane 13 of bottom 12.The cable holder inserted is to the inside of main part 31.

The diameter in the outside of the main part 31 of patchhole 32 is larger than the diameter of the inner side of the main part 31 of patchhole 32.In addition form a part for the inner peripheral surface of the main part 31 of patchhole 32, along with the outside from main part 31 more diminishes to inside diameter, form taper.By such formation, the operability that electric wire inserts can be improved.

In addition, be inserted into the electric wire of patchhole 32, such as, be connected with the ignition device being configured in ceiling inboard, this electric wire is such as via the hole (not shown) arranged in bottom 12, or via the hole near the burial place of the bottom 12 of ceiling, be drawn out to configuration plane 13 side of bottom 12.Ignition device is the device of the electric power of the characteristic of the luminescence such as source power supply being converted to applicable light emitting module 20.

At this, as shown in Figure 2 C, in the inner surface of main part 31, form the marginal portion of patchhole 32, be provided with the protuberance 33 outstanding to the inner side of main part 31.Protuberance 33 is structural feature of support 30, and detailed content is waited until aftermentioned.

The inside of main part 31 is provided with the space 42 of a storage part for contact terminal 35 and a part for electric wire, and space 42 is via the spatial joins of patchhole 32 with the outside of main part 31.

In addition, be provided with the through hole 41 making screw 80 through in main part 31, this screw is used for main part 31 to be fixed on bottom 12.In the configuration plane 13 of bottom 12, be provided with the screw hole (not shown) that screw 80 is screwed into.

In addition, main part 31 is provided with the first press section 45 and the second press section 46.First press section 45 and the second press section 46, has function light emitting module 20 being pressed into bottom 12.

Utilize Fig. 3 so that contact terminal 35 to be described below.Fig. 3 is the profile oblique view of contact terminal 35.

Contact terminal 35 is so-called speed knot terminals, possesses contact site 36, maintaining part 37, the first terminal main part 38, second terminal body 39.In addition, these each positions, by the metal (such as, copper) for a tabular, implement bending machining, folding processing and cut to tilt processing etc., thus formed.

Contact site 36 is parts of tabular bending in contact terminal 35, and it is connected with the end of the positive side of Y-axis of the second terminal body 39.Contact site 36 is configured in the outside of main part 31 and is positioned near through hole 41, contacts with electrode 24 at contact portion 36a.Contact site 36 plays a role as flat spring, light emitting module 20 is pressed into bottom 12.In addition, as support 30, contact site 36 is arranged near through hole 41, then easily can be maintained the effect of the contact of contact site 36 and electrode 24.In addition, light emitting module 20 is to the pressing of bottom 12, as long as by the first press section 46, press section 45, second, and the position of more than 1 in contact site 36 is carried out just passable.

Maintaining part 37, is configured on the hole axle 40 of inside (space 42) of main part 31 at least partially, thus keeps the electric wire being inserted into patchhole 32.Maintaining part 37 is connected with the first terminal main part 38, and maintaining part 37 tilts and the position of the substantially rectangular tabular of formation by cutting from the first terminal main part 38.

Maintaining part 37, specifically, guides the end of electric wire at leg-of-mutton chock shape portion 37a.Chock shape portion 37a, is arranged on the end (end of the positive side of X-axis) of the opposition side, end be connected with the first terminal main part 38 in maintaining part 37, is positioned on hole axle 40.

The first terminal main part 38 is examples for terminal body, is cut open tilting, forms rectangular frame shaped by maintaining part 37.The first terminal main part 38, is connected with the end of the positive side of X-axis of the second terminal body 39, along the internal surface configurations being provided with patchhole 32 of main part 31.

Second terminal body 39, is configured between bottom 12 and main part 31.In the second terminal body 39, be provided with opening, the protuberance of main part 31 is inserted into this opening.Thus, contact terminal 35 is installed to main part 31.

Support 30 (with installing plate 14) as constituted above, is installed to bottom 12 from the top of light emitting module 20, this light emitting module 20 and the configuration plane 13 of bottom 12 are states of surface contact.Specifically, support 30, under the state contacted, is fixed to bottom 12 by the screw 80 of through through hole 41 with contact terminal 35 (contact site 36) with the electrode 24 of light emitting module 20.

Now, the electrode 24 of light emitting module 20 is touched portion 36 (contact portion 36a) and presses, and light emitting module 20 is pressed against bottom 12.Thus, light emitting module 20 and bottom 12 are fixed, and light emitting module 20 and bottom 12 are mechanically connected and thermally coupled.In addition, support 30 (contact terminal 35) is electrically connected with light emitting module 20.

In addition, in embodiment 1, pair of brackets (support 30 and support 130), light emitting module 20 is pressed into 12 sides, bottom, thus light emitting module 20 is fixed on bottom 12.

Like this, support 30, with the state be electrically connected with light emitting module 20, is fixed on bottom 12 by light emitting module 20.In addition, support 30, the electric power that can will provide from electric wire, is supplied to light emitting module 20 via contact terminal 35.

[structural feature and effect]

At support 30, above-mentioned protuberance 33 is characteristic formations.Below, Fig. 4 is utilized to illustrate characteristic like this formation.Fig. 4 A and Fig. 4 B is the enlarged drawing in the region that the dotted line B of Fig. 2 C surrounds.

As shown in Figure 4 A, be provided with at main part 31 marginal portion forming patchhole 32 in the inner surface 31a of patchhole 32, be provided with the protuberance 33 outstanding to the inner side of main part 31.In addition, inner surface 31a is the plane orthogonal with hole axle 40.

Protuberance 33, specifically, the inner side of specific inner surface 31a more to main part 31 is outstanding.Protuberance 33, by abutting with the electric wire 90 (more specifically, the end and the heart yearn portion 90a that do not have insulating sheath of electric wire 90) inserted obliquely relative to hole axle 40, thus has the function of the insertion angle of restriction electric wire 90.

In patchhole 32, preferably electric wire 90 inserts along the direction of hole axle 40.But, as shown in Figure 4 B, can expect that electric wire 90 inserts obliquely relative to hole axle 40.Electric wire 90 is inserted into the state tilted greatly relative to hole axle 40 and maintained portion 37 keeps time, produce due to external force, electric wire 90 easily to come off such problem from maintaining part 37.In other words, electric wire 90 inserts obliquely relative to hole axle 40, and the certainty (connection certainty) that electric wire 90 can be caused to be connected to contact terminal 35 reduces.

At this, the length in the direction of the hole axle 40 of patchhole 32 (forming the thickness in the direction of the hole axle 40 of the part of patchhole 32 in main part 31) is extended, thus the inclination relative to hole axle 40 of electric wire 90 can be limited.But to the outside of main part 31, increase the thickness of main part 31, then the appearance and size producing main part 31 becomes new problem so greatly.

This, as support 30, be provided with the protuberance 33 outstanding to the inner side of main part 31 relatively, then do not need to strengthen appearance and size, just can limit the inclination relative to hole axle 40 of electric wire 90.Its result, can improve the certainty that electric wire 90 is connected to contact terminal 35.In addition, when being provided with protuberance 33, main part 31 draws relative to the electric wire 90 Bei Swagger kept by maintaining part 37 or rotation etc. and the intensity of external force that produces, identical with the situation that the outside to main part 31 adds the thickness of main part 31.

In addition, in support 30, the first terminal main part 38 of contact terminal 35, it configures along inner surface 31a at least partially, and maintaining part 37 is that the mode avoiding protuberance 33 is carried out cutting tilting from the first terminal main part 38 and formed.

Thereby, it is possible to make the end face 33a of protuberance 33 and maintaining part 37 closely configure, can reduce when electric wire 90 is inserted obliquely into the load to maintaining part 37.

In addition, as shown in Figure 4 A, the plane comprising the inner surface 31a of the patchhole 32 being provided with main part 31 acutangulates (the angle C in figure) with the planar shaped of the end face 33a comprising protuberance 33.

Specifically, at Fig. 4 A, near the part of below (near bottom 12) in protuberance 33, more outstanding than the part of close top.Thereby, it is possible to effectively limit the inclination relative to hole axle 40 of the electric wire 90 that inserts from the top (the positive side of Z axis) of hole axle 40.

In addition, when electric wire 90 to be inserted into patchhole 32 situation from the below (Z axis minus side) of hole axle 40 is many, make the part of the close top in protuberance 33, more outstanding than the part of close below.

(other embodiment)

Above, the lighting device that embodiment 1 relates to is illustrated, but the utility model is not limited by described embodiment.

Such as, in said embodiment, by 2 supports, light emitting module 20 is fixed to bottom 12., the quantity being used for light emitting module 20 to be fixed to the support of bottom 12 is not particularly limited.

Such as, when the light emitting module 20 of reduced size is fixed to bottom 12, the quantity of support can be 1.In that case, the electrode 24 be not electrically connected with support, can accept power supply from the parts being different from support.In addition, in that case, by these parts and support, bed knife light emitting module 20 being stably fixed to bottom 12 can be obtained.

In addition, such as, when size or the larger light emitting module 20 of weight ratio are fixed to bottom 12, the support of more than 3 can be adopted.Such as, when overlooking, 4 bights of the light emitting module 20 of rectangle, can configure support respectively.In that case, each of at least 2 supports be not electrically connected with electrode 24, does not undertake the task of powering to light emitting module 20, only with fixing light emitting module 20 for target and using.

In addition, there is the illuminating part 21 of light emitting module 20, the interarea 22a of substrate 22 has installed the LED chip of more than 1., illuminating part 21 can have surface installing type (SMD: SurfaceMountDevice) LED, to replace LED chip.SMD type LED installs the LED element that LED chip configures the pouch-type containing phosphor body resin in this cavity in by the cavity of ester moulding.

In addition, the light-emitting component that light emitting module 20 adopts as light source is not defined as LED, can adopt the light-emitting component of the semiconductor light-emitting elements of semiconductor laser etc., organic electroluminescent (ElectroLuminescence) or inorganic EL etc.

In addition, by performing the various distortion and the embodiment obtained that each embodiment and variation those skilled in the art can expect, and in the scope not departing from purport of the present utility model, the embodiment that the inscape of each embodiment and variation and function are combined and realize all is included in the utility model.

Claims

1. a support, is characterized in that, this support is used for the light emitting module of the configuration plane being configured in bottom to be fixed to described bottom, and described support possesses:

Main part, is provided with the patchhole with hole axle, and this hole axle intersects obliquely relative to described configuration plane; And

Contact terminal, has maintaining part and contact site, and described maintaining part is configured on the described hole axle of the inside of described main part, thus keeps the electric wire being inserted into described patchhole, described contact site and the electrode contact being arranged on described light emitting module,

The marginal portion of the described patchhole of formation in the inner surface of described main part, is provided with to the outstanding protuberance in the inner side of described main part.

2. support as claimed in claim 1, is characterized in that,

The plane being provided with the inner surface of described patchhole comprising described main part acutangulates with the planar shaped of the end face comprising described protuberance.

3. support as claimed in claim 2, is characterized in that,

Described contact terminal also has at least partially along the terminal body of internal surface configurations being provided with described patchhole,

Described maintaining part is that the mode avoiding described protuberance is carried out cutting tilting from described terminal body and formed.

4. support as claimed in claim 1, is characterized in that,

Described protuberance, by abutting with the electric wire inserted obliquely relative to described hole axle, thus limits the insertion angle of this electric wire.

5. support as claimed in claim 1, is characterized in that,

Described contact site, be configured in the outside of described main part, by described light emitting module being pressed into described bottom with described electrode contact.

6. support as claimed in claim 1, is characterized in that,

Be provided with the through hole inserted for screw at described main part, this screw is used for this main part to be fixed to described bottom,

Described contact site, is configured in the outside of described main part and is positioned near described through hole.

7. the support as described in any one of claim 1 to 6, is characterized in that,

The diameter in the outside of the described main part of described patchhole is larger than the diameter of the inner side of the described main part of described patchhole.

8. a lighting device, is characterized in that,

Described lighting device possesses:

Bottom;

Light emitting module, is configured in the configuration plane of described bottom; And

Support, for described light emitting module is fixed to described bottom,

Described support possesses: