CN204345297U - Luminescence unit - Google Patents

Abstract

Even if the utility model provides a kind of outward appearance of the situation lower lighting device bent at luminescence unit also to keep good luminescence unit.Luminescence unit comprises light-emitting component and covers the light transmission lid of described light-emitting component, the structure of described light transmission lid is, there is " U " shape in the cross section orthogonal with long side direction, when being installed in described lighting device appliance body, the open side end at least forming described " U " word enters described luminescence unit installation recess.

Description

Luminescence unit

Technical field

The utility model relates to luminescence unit.

Background technology

In prior art, the illuminators such as fluorescent lamp are installed in appliance body and the lighting device that appliance body is installed in the mounted face such as ceiling, wall is widely used.In addition, in recent years, power consumption is few and the light emitting diode that durability is outstanding (LED:Light Emitting Diode) is widely used as light-emitting component compared with the incandescent lamp bulb in the past used, fluorescent lamp.

Therefore, the lighting device being installed in ceiling or wall using LED as light-emitting component is proposed in a large number.Such as, in following patent document 1, disclose a kind of being installed to by the luminescence unit possessing light-emitting component and be installed on the appliance body of ceiling etc., by making the lighting device of luminescence unit luminescence to luminescence unit supply electric power.In addition, such as, in following patent document 2, disclose on the appliance body made at sheet metal and utilize buckle to fix the lighting device of the reflector that sheet metal is made.

Patent document 1: Japanese Patent Laid-Open 2013-179014 publication

Patent document 2: No. 4045788th, Japan Patent

Utility model content

But, in above-mentioned lighting device, there is the problem that the central portion of strip luminescence unit is bending.This is because: although possess the installing component for installing luminescence unit in appliance body, the position arranging installing component is restricted, there is the situation that can not arrange installing component at the central portion of appliance body.

With regard to appliance body, the mounting screw hole portion for being connected with the mounted face such as ceiling or wall must be had, for accommodating the space of electric power supply cable and the power supply unit be connected with luminescence unit, so then the installation site of installing component is limited.Therefore, be difficult to the installation site of adjustment installing component and suppress the bending of luminescence unit.

When the central portion of luminescence unit is bending, also exists and produce gap at the boundary member of appliance body and luminescence unit and make the situation that the outward appearance of lighting device becomes bad.

Even if the luminescence unit that the outward appearance of lighting device also can be kept when luminescence unit bends good that the purpose of this utility model is to provide in light of this situation a kind of and completes invention.

In order to solve the problem, the luminescence unit that an embodiment of the present utility model relates to, it is for being installed on the luminescence unit of the strip of the lighting device appliance body of the luminescence unit installation recess possessing luminescence unit, the feature of above-mentioned luminescence unit is: the light transmission lid comprising light-emitting component and the above-mentioned light-emitting component of covering, the structure of above-mentioned light transmission lid is, there is " U " shape in the cross section orthogonal with long side direction, when being installed in above-mentioned lighting device appliance body, the open side end at least forming above-mentioned " U " word enters above-mentioned luminescence unit installation recess.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, and above-mentioned light transmission lid can possess: the light transmissive portion making the light transmission radiated from above-mentioned light-emitting component; With the inlet portion entered in above-mentioned luminescence unit installation recess.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, also possess: the light emitting element substrate installing above-mentioned light-emitting component; With the light-emitting component support component supporting above-mentioned light emitting element substrate.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, above-mentioned light-emitting component support component can be the structure to the bottom surface side depression forming above-mentioned luminescence unit installation recess, and the base plate supports region supporting above-mentioned light emitting element substrate is present in the base section of the structure of above-mentioned depression.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, above-mentioned light emitting element substrate can have elongate in shape, the substrate holding part arranged along long side direction by the both ends of the short side direction at above-mentioned light emitting element substrate and being fixed on above-mentioned light-emitting component support component.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, power supply unit can be possessed at the back side of the aforesaid substrate supporting zone of above-mentioned light-emitting component support component, above-mentioned power supply unit is connected with from the power feed line cable installed the mounted face of above-mentioned lighting device with appliance body and derive, and above-mentioned light emitting element substrate is utilized and is connected with above-mentioned power supply unit by the distribution of the through hole being arranged at aforesaid substrate supporting zone.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, can possess the reflection part of the light reflection making to radiate from above-mentioned light-emitting component.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, above-mentioned radiation parts can along with from above-mentioned light emitting element substrate away from short side direction, with the state of the bottom surface away from above-mentioned luminescence unit installation recess inclined on the direction orthogonal with above-mentioned light emitting element substrate.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, and above-mentioned light-emitting component support component can contact with above-mentioned light transmission lid.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, and above-mentioned light-emitting component support component can comprise: the flat part carrying above-mentioned light emitting element substrate; Erect to above-mentioned translucent cover body side the setting setting unit arranged from the end edge of the width of above-mentioned flat part; From the setting of above-mentioned setting setting unit arrange front end along with away from above-mentioned flat part to the foreign side of width in extend out shape tilt rake; With from the slanted front end of above-mentioned rake to the return portion turned back in the end of the width of above-mentioned flat part.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, and above-mentioned light-emitting component support component can have space between above-mentioned setting setting unit, above-mentioned rake and above-mentioned return portion.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, above-mentioned light transmission lid can have the fitting portion chimeric with the return portion of above-mentioned light-emitting component support component, and above-mentioned inlet portion is included in the region of above-mentioned fitting portion existence.

In addition, the luminescence unit that other modes of the utility model relate to can be: in above-mentioned luminescence unit, above-mentioned reflection part can be in the form of sheets, in the part corresponding with above-mentioned light-emitting component, there is opening, and configured across the pair of angled portion of above-mentioned light-emitting component support component and above-mentioned light emitting element substrate.

According to the utility model, even if the outward appearance that can obtain the situation lower lighting device bent at luminescence unit also keeps good lighting device.

Accompanying drawing explanation

Fig. 1 is the stereogram of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 2 (A) is the figure above of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 2 (B) is the side view of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 2 (C) is the ground plan of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 2 (D) is the front elevation of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 2 (E) is the back view of the outward appearance that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 3 is the stereogram of the outward appearance observed from luminescence unit side that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 4 (A) is the exploded perspective view observed from the upper direction of lighting device of the structure that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 4 (B) is the exploded perspective view observed from the lower direction of lighting device of the structure that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 5 is the perspective, cut-away view of the structure that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 6 (A) is the stereogram of the outward appearance observed from upper direction of the appliance body that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 6 (B) be the appliance body that the lighting device that an embodiment of the present utility model relates to is described from below to the stereogram of the outward appearance observed.

Fig. 7 (A) is the figure of the position limitation parts of the position for limiting luminescence unit arranged in the lighting device illustrating that an embodiment of the present utility model relates to.

Fig. 7 (B) is another figure of the position limitation parts of the position for limiting luminescence unit arranged in the lighting device illustrating that an embodiment of the present utility model relates to.

Fig. 8 is the stereogram of the outward appearance of the luminescence unit that the lighting device that an embodiment of the present utility model relates to is described.

Fig. 9 is the sectional view of the lighting device that an embodiment of the present utility model relates to.

Figure 10 is the top view that the light emitting element substrate that the luminescence unit that an embodiment of the present utility model relates to possesses is described.

Figure 11 is the perspective, cut-away view of the structure of the light-emitting component support component that the luminescence unit that an embodiment of the present utility model relates to is described.

Figure 12 is the perspective, cut-away view of the structure of the light-emitting component support component that the luminescence unit that an embodiment of the present utility model relates to is described.

Figure 13 is the exploded perspective view of the structure of the power supply unit that the luminescence unit that an embodiment of the present utility model relates to is described.

Figure 14 is the perspective, cut-away view of the structure of the reflection part that the luminescence unit that an embodiment of the present utility model relates to is described.

Symbol description:

1 lighting device

10 appliance bodies

13 spring

111 mounting recess

20 luminescence units

21 light-emitting components

22 light transmission lids

221 light transmissive portions

222 inlet portions

27 spring receiving portions

28 power supply units

40 power feed line cables

Detailed description of the invention

Below, the luminescence unit related to an embodiment of the present utility model and the lighting device possessing this luminescence unit are described.Wherein, in the following embodiments, there is the upper direction using the direction relative with ceiling as lighting device when lighting device is installed in ceiling, the situation that the lower direction using direction, floor as lighting device is described.In addition, in figure, existing with vertical upward direction (ceiling direction) for Z-direction when lighting device is installed in ceiling, is-the situation of Z-direction with direction, floor.Now, existing with the long side direction of the lighting device of elongate in shape direction for X-direction, is-X-direction with other direction, with the width of the lighting device of elongate in shape direction for Y-direction, is-the situation of Y-direction with other direction.

[overall structure of lighting device]

Fig. 1 is the stereogram of the outward appearance representing the lighting device 1 that an embodiment of the present utility model relates to.

Fig. 2 (A) ~ Fig. 2 (E) is the orthographic drawing of the outward appearance representing lighting device 1, Fig. 2 (A) is the figure (top view) above of lighting device 1, Fig. 2 (B) is the side view (side view) of lighting device 1, Fig. 2 (C) is the ground plan (upward view) of lighting device 1, Fig. 2 (D) is the front elevation (front view) of lighting device 1, and Fig. 2 (E) is the back view (rearview) of lighting device 1.In addition, Fig. 2 (B) is the right hand view (right view) of lighting device 1, and the left surface figure (left view) of lighting device 1, due to roughly the same with right hand view, therefore omits diagram.

Fig. 3 is the stereogram of the outward appearance observed from luminescence unit 20 side representing lighting device 1.

Fig. 4 (A) and Fig. 4 (B) is the exploded perspective view of the structure representing lighting device 1, Fig. 4 (A) is the exploded perspective view observed from upper direction of lighting device 1, Fig. 4 (B) be lighting device 1 from below to the exploded perspective view observed.

Fig. 5 is the perspective, cut-away view of the structure representing lighting device 1.

Lighting device 1 possesses lighting device appliance body (following, to be recited as appliance body) 10 and luminescence unit 20.Appliance body 10 is installed on mounted face such as such as ceiling or wall etc.Luminescence unit 20 is installed in appliance body 10.

Luminescence unit 20 possesses the light transmission lid 22 of the light-emitting components 21 such as such as LED and covering luminous element 21.

Appliance body 10 possesses luminescence unit installation recess 111, and luminescence unit installation recess 111 is provided with the opening for installing luminescence unit 20, enters to make the light transmission lid 22 of luminescence unit 20.That is, appliance body 10 is installed under the state that luminescence unit 20 enters into luminescence unit installation recess 111 in a part for light transmission lid 22.Wherein, a part for light transmission lid 22 is the part being positioned at side, mounted face.

The luminescence unit installation recess 111 of appliance body 10 is formed in the mode expanded towards openend from bottom surface.In other words, the pair of inner wall face forming luminescence unit installation recess 111 with from bottom surface along and orthogonal direction, this bottom surface away from and interval becomes large mode and tilts to external expansion.Luminescence unit 20 contacts with the internal face of luminescence unit installation recess 111.

[appliance body]

Below, the structure of appliance body 10 is described.

Fig. 6 (A) and Fig. 6 (B) is the stereogram of the outward appearance of notation implement main body 10, Fig. 6 (A) is the stereogram of the outward appearance observed from upper direction of notation implement main body 10, Fig. 6 (B) be notation implement main body 10 from below to the stereogram of the outward appearance observed.

Fig. 7 (A) and Fig. 7 (B) be represent arrange in appliance body 10 for by the figure of the position limitation of luminescence unit 20 at the position limitation parts of assigned position.

As shown in Fig. 6 (A) and Fig. 6 (B), appliance body 10 possesses installing component 11, side plate 12 (12a and 12b), spring 13 (13a and 13b) and terminal board 14.Wherein, in installing component 11, be formed with hanger bolt hole portion 15 and power feed line cable hole portion 16.

Below, each portion of appliance body 10 is described in detail.

Installing component 11 possesses the base plate 114 corresponding with the bottom surface of luminescence unit installation recess 111 and clips base plate 114 and formed and the side edge part 112 extended in long way along a direction.By base plate 114 and side edge part 112, the cross section of the long side direction of installing component 11 forms recess.

Installing component 11 utilizes such as metallic plate to be formed.That is, by carrying out bending machining to metallic plate, form luminescence unit and install the major part using recess 111, the mode that this luminescence unit installation recess 111 enters with the light transmission lid 22 of the luminescence unit 20 making the light transmission lid 22 comprising light-emitting component 21 and covering luminous element 21 is provided with opening.Wherein, installing component, except metallic plate, can also utilize such as resin material, consist of ejection formation or calendering formation.The luminescence unit installation open end edge of recess 111 towards luminescence unit installation recess 111 expands.

Side edge part 112 is made up of the 1st side edge part 112a such as shown in Fig. 6 (B) and the 2nd side edge part 112b.Side edge part 112 has towards the outstanding outstanding shape of luminescence unit 20.And, as long as at least one party of the 1st side edge part 112a and the 2nd side edge part 112b have towards luminescence unit 20 (namely towards in Fig. 6 (A) and Fig. 6 (B)-Z-direction) outstanding outstanding shape.

Outstanding shape herein, in such as from each end of the short side direction of base plate 114 with " L " shape of turning back to outside thereafter again after extending to external expansion shape.Wherein, the part extended from each end of base plate 114 is equivalent to above-mentioned inwall, and the part of turning back forming " L " word is called part of turning back.

Base plate 114 is relative with the mounted face such as ceiling or wall, possessing the hanger bolt hole portion 15 for lighting device 1 being installed on mounted face, being used for the power feed line cable hole portion 16 etc. in power feed line cable introducing lighting device 1.

Side plate 12 is installed in the mode at the two ends covering the long side direction of installing component 11.As shown in Fig. 6 (B), the 1st side plate 12a installs in the mode of the one end covering installing component 11.2nd side plate 12b installs in the mode of the other end covering installing component 11.By the 1st and the 2nd side plate 12a, 12b is installed on installing component 11, forms luminescence unit and install with recess 111 and opening.

That is, " luminescence unit is installed with recess 111 " represents the space surrounded by base plate 114, the 1st side edge part 112a and the 2nd side edge part 112b and the 1st side plate 12a and the 2nd side plate 12b.

In addition, " opening " represents the turning back part (top) by the 1st side edge part 112a and the 2nd side edge part 112b, and the region surrounded with the ora terminalis part of mounted face opposite side of the 1st side plate 12a and the 2nd side plate 12b.

As shown in Fig. 7 (A) and Fig. 7 (B), appliance body 10 can possess the position limitation parts 113 of the installation site for limiting luminescence unit 20.Position limitation parts 113 can be configured in luminescence unit installation recess 111.

Position limitation parts 113 contact with luminescence unit 20 when luminescence unit 20 is installed in appliance body 10.Thus, luminescence unit 20 is positioned in the assigned position in luminescence unit installation recess 111.

Such as shown in Fig. 7 (A), position limitation parts 113 can be projecting in luminescence unit installation recess 111 from the inwall forming luminescence unit installation recess 111.Now, position limitation parts 113 are formed by the metal material etc. being fixed on the inwall forming luminescence unit installation recess 111, are formed with the parts different from luminescence unit installation recess 111.

In addition, position limitation parts 113 can be formed by carrying out bending machining in the mode be integrally formed with side edge part 112 to the metallic plate of installing component 11.Specifically, breach (section) is formed in the part forming the luminescence unit installation inwall of recess 111, by bending metallic plate to outstanding mode in luminescence unit installation recess 111 with this breach (section), the position limitation parts 113 as protuberance of such as U-shaped, cross section or cross section U-shaped can be formed.

In addition, position limitation parts 113 can configured as different parts from the side plate 12 forming luminescence unit installation recess 111.Or such as shown in Fig. 7 (B), position limitation parts 113 can form with side plate 12.

Now, position limitation parts 113 are arranged with the state outstanding to side plate 12.Specifically, when appliance body 10 installs luminescence unit 20 in the opposed area (region that in Fig. 7 (B) be illustrated by the broken lines) relative with luminescence unit 20, by making a part for side plate 12 bend towards luminescence unit installation recess 111, forming position limiting part 113.

As shown in Fig. 6 (B), spring 13 is fixed on the base plate 114 of such as installing component 11.Engaged by the spring receiving portion 27 of spring 13 with luminescence unit 20 described later, in order to maintain the state of the luminescence unit installation recess 111 luminescence unit 20 being loaded appliance body 10.

Specifically, the 1st spring 13a engages with the 1st spring receiving portion 27a of luminescence unit 20, and the 2nd spring 13b engages with the 2nd spring receiving portion 27b of luminescence unit 20.That is, the 1st spring receiving portion 27a and the 2nd spring receiving portion 27b and the 1st spring 13a and the 2nd spring 13b works as the installment state maintenance portion maintaining the state be arranged in appliance body 10 (installing component 11) by luminescence unit 20.

Terminal board 14 connects power feed line cable 40 described later.Specifically, the power feed line cable 40 of deriving from the mounted face such as ceiling or wall is electrically connected with power supply unit 28 described later via terminal board 14.Terminal board 14 utilizes such as screw etc. to be installed on installing component 11.

Hanger bolt hole portion 15 is used for allowing hanger bolt 30 insert set hole portion to utilize the hanger bolt 30 as shown in Fig. 4 (A) and Fig. 4 (B) that appliance body 10 is installed on the mounted face such as ceiling or wall.

Power feed line cable hole portion 16 is the hole portions arranged in the luminescence unit installation recess 111 in order to the power feed line cable 40 of deriving from the mounted face such as ceiling or wall being introduced appliance body 10.

[luminescence unit]

Below, the structure of luminescence unit 20 is described.

Fig. 8 is the stereogram of the outward appearance observed from upper direction representing luminescence unit 20.

Fig. 9 is the sectional view of the lighting device 1 possessing luminescence unit 20.

Figure 10 is the top view that the light emitting element substrate 23 that luminescence unit 20 possesses is described.

Figure 11 is the perspective, cut-away view in the cross section of A-A ' shown in Figure 10.

A part for the 24a side, base plate supports region of the light-emitting component support component 24 shown in Fig. 4 (A) and Fig. 4 (B) is amplified the stereogram represented by Figure 12.

Figure 13 is the exploded perspective view of the structure of the power supply unit 28 that luminescence unit 20 is described.And for the ease of understanding, other parts of luminescence unit 20 also illustrate.

Figure 14 is the cross-sectional perspective view of the structure of the reflection part 29 that luminescence unit 20 is described.

As shown in Fig. 8 and Fig. 4 (A) and Fig. 4 (B), luminescence unit 20 possesses light-emitting component 21 and light transmission lid 22 (22a, 22b and 22c).Except light-emitting component 21 and light transmission lid 22, luminescence unit 20 can also possess such as light emitting element substrate 23, light-emitting component support component 24, substrate holding part 25 (25a ~ 25n), screw 26, spring receiving portion 27 (27a and 27b), power supply unit 28, reflection part 29.

Wherein, in Fig. 4 (A) and Fig. 4 (B), only reference marks is marked to the screw 26 of fixing base fixed part 25a, omit reference symbol to fixing from substrate holding part 25b to the screw of substrate holding part 25n.

Below, each portion of luminescence unit 20 is described in detail.

Light transmission lid 22 covering luminous element 21, and there is the shape entering into appliance body 10 when luminescence unit 20 is installed on appliance body 10.Herein, light transmission lid 22, in strip, except the end of long side direction, on the cross section orthogonal with long side direction, as shown in Figure 9, is " U " shape.In addition, light transmission lid 22 has the function of the light diffusion making to radiate from light-emitting component 21.

As shown in Fig. 4 (A) and Fig. 4 (B), light transmission lid 22 possesses main lid 22a, the 1st end cap 22b and the 2nd end cap 22c of covering luminous element 21.1st end cap 22b installs in the mode of the one end covering main lid 22a.2nd end cap 22c similarly, installs in the mode of the other end covering main lid 22a.

In addition, as shown in Figure 9, the main lid 22a of light transmission lid 22 possesses the light transmissive portion 221 making the light transmission radiated from light-emitting component 21 and the inlet portion 222 entering into appliance body.And inlet portion 222 possesses the 1st inlet portion 222a and the 2nd inlet portion 222b.

That is, main lid 22a, on the cross section orthogonal with long side direction, in the end of base plate 114 side near installing component 11, has inlet portion 222.And the amount of bow of the luminescence unit 20 inlet of inlet portion 222 is assemblied in appliance body 10 during than by luminescence unit 20 is large.Inlet portion 222 as a part for light transmission lid 22 enters into the luminescence unit installation recess 111 of appliance body 10, even if be also difficult to when luminescence unit 20 is bending the bad order that lighting device occurs thus.This is because: when luminescence unit 20 is bending, the inlet portion 222 only entering into the light transmission lid 22 of luminescence unit installation recess 111 is exposed, and can not produce gap between appliance body 10 and luminescence unit 20.

The end of the open side of formation cross sectional shape " U " word of main lid 22a can to the inside/below bending.Below is herein the side with the place, end of the opening opposite side of " U ".Main lid 22a in cross section except the part of bending, the part along with the bending of side direction from below close and become tilt to the inside inside contract shape.

In addition, main lid 22a, on the cross section orthogonal with long side direction, at the position of the end away from open side, has the protrusion tab of inwardly projecting.The distance of end and protrusion tab is as shown in figure 14, corresponding with the length of the return portion of light-emitting component support component 24 described later.Thus, the kink of the end of main lid 22a is chimeric with the return portion of light-emitting component support component 24 with the position (fitting portion) between protrusion tab, and light transmission lid 22 is installed in light-emitting component support component 24.Under this installment state, the return portion of light-emitting component support component 24 and the inner faces contact of light transmission lid 22.

And the inlet portion 222 of light transmission lid 22 is included in the region of the return portion of light-emitting component support component 24 and the inner faces contact of light transmission lid 22.Thus, the heat produced in the luminescence of light-emitting component 21 is conducted to installing component 11 via light emitting element substrate 23, light-emitting component support component 24, light transmission lid 22.

Appliance body 10 is installed under the state that luminescence unit 20 contacts at the internal face extending out shape of the luminescence unit installation recess 111 of the inlet portion 222 with appliance body 10 that inside contract shape.Now, the part of only inlet portion 222 can contact with luminescence unit installation recess 111, also can whole of inlet portion 222 contact with luminescence unit installation recess 111.

As shown in Fig. 4 (A) and Fig. 4 (B), light emitting element substrate 23 is the plate-shaped members extended in long way in one direction, installs multiple light-emitting component 21 on one face.In addition, as shown in Figure 10, light emitting element substrate 23 can be that multiple substrate connects (such as substrate 23a is connected with substrate 23b) formation.

As shown in Figure 10 and Figure 11, the distribution being used for supplying electric power to light-emitting component 21 is connected at light emitting element substrate 23.Light emitting element substrate 23, by being arranged on the through hole 24c of the base plate supports region 24a of light-emitting component support component 24 described later, is connected with power supply unit 28 by this distribution 28d.And the electric power changed by the electric power loop of power supply unit 28 supplies light-emitting component 21 via distribution 28d.Distribution 23c is as shown in Figure 10 and Figure 11 the distribution when light emitting element substrate 23 is made up of polylith (2 pieces) substrate for being electrically connected by substrate 23a and substrate 23b.

Light-emitting component support component 24 supports the light emitting element substrate 23 of installing light emitting element 21.And light-emitting component support component can across light emitting element substrate 23 element mounted indirectly, also can direct element mounted.Light-emitting component support component 24 also has the heat sink functionality of the heat of release light-emitting component 21.

As shown in Fig. 4 (A) and Fig. 4 (B), light-emitting component support component 24 has the lower surface of base plate supports region 24a and the upper surface 24b in fixed power source portion 28 that comprise and support light emitting element substrate 23.Base plate supports region 24a is broadly formed than the width of light emitting element substrate 23.

In addition, the mode that light-emitting component support component 24 caves in appliance body 10 direction with the base plate supports region 24a supporting light emitting element substrate 23 is formed.That is, light-emitting component support component 24 as shown in figure 14, has: the flat part that there is base plate supports region 24a; The setting setting unit arranged is erect from the ora terminalis (end edge) of the width of flat part to light transmission lid 22 side; From erect the setting of setting unit arrange front end along with away from flat part to the foreign side of width in the rake extending out shape and tilt; From the slanted front end of rake to the return portion turned back in the end of the width of flat part; Turn back to the inside from the front end of turning back of return portion and the abutting part abutted with return portion.Light-emitting component support component 24 fixes light emitting element substrate 23 by the substrate holding part 25 being arranged on the both ends of the width of light emitting element substrate 23 in the 24a of base plate supports region.

In addition, as shown in Figure 10 and Figure 11, light-emitting component support component 24 possesses the through hole 24c that the distribution 28d for conveying base plate supports region 24a connection passes through.Through hole 24c is arranged on the outside and the position in fixed power source portion, the back side 28 or its periphery that configure the region of light emitting element substrate 23 in the 24a of base plate supports region.By arranging through hole 24c in the position (position in fixed power source portion 28) relative with power supply unit 28, can make to be connected with light emitting element substrate 23 to coiling in the wider region of distribution 28d not on light-emitting component support component 24 of deriving from power supply unit 28.

Therefore, it is possible to shorten distribution 28d, improve the assembleability of luminescence unit 20.In addition, light emitting element substrate 23 is covered by light transmission lid 22, and distribution 28d is by through hole 24c.Therefore, distribution 28 can not externally expose, and security improves, and does not need the Double covering of distribution.

In the base plate supports region 24a of light-emitting component support component 24, along long side direction, many places are provided with substrate holding part 25 at the both ends of the light emitting element substrate 23 of strip.As shown in Fig. 4 (A) and Fig. 4 (B) and Figure 12, in the present embodiment, substrate holding part 25a possesses multiple to substrate holding part 25n at the both ends of light emitting element substrate 23.Below, substrate holding part 25a is recited as substrate holding part 25 to substrate holding part 25n.

As shown in figure 12, substrate holding part 25 has engagement pawl outstanding from the light-emitting component installed surface of the lateral light emitting element substrate 23 of light emitting element substrate 23 on the short side direction of light emitting element substrate 23.The end face (side) of light emitting element substrate 23 side of substrate holding part 25 is to abut with the sidepiece of light emitting element substrate 23 or close mode is arranged.Substrate holding part 25 is fixed on light-emitting component support component 24 by such as screw 26.

Therefore, light emitting element substrate 23 is fixed without floating ground relative to light-emitting component support component 24.

As shown in figure 13, spring receiving portion 27 is by engaging with the spring 13 (with reference to Fig. 7 (B)) of appliance body 10, the mode in luminescence unit installation recess 111 is entered into, for maintaining state luminescence unit 20 being installed on appliance body 10 with a part for luminescence unit 20.Specifically, the 1st spring receiving portion 27a engages with the 1st spring 13a of appliance body 10, and the 2nd spring receiving portion 27b engages with the 2nd spring 13b of appliance body 10.

That is, spring 13 (the 1st spring 13a and the 2nd spring 13b) and spring receiving portion 27 (the 1st spring receiving portion 27a and the 2nd spring receiving portion 27b) work as maintaining installment state maintenance portion luminescence unit 20 being installed on the state of installing component 11.

As previously discussed, utilize the fastener structure of spring receiving portion 27 and spring 13, herein, spring 13 becomes fastener, and spring receiving portion 27 becomes engaged part in installment state maintenance portion.Wherein, spring (fastener) is present in appliance body 10, spring receiving portion (engaged part) is present in luminescence unit 20, but also can be that spring (fastener) is present in luminescence unit respectively, spring receiving portion (engaged part) be present in appliance body.

Spring 13 has following spring function: when luminescence unit 20 is installed on appliance body 10, and the inlet portion 222 producing light transmission lid 22 extrudes the load in the direction of the internal face of the formation luminescence unit installation recess 111 of appliance body 10.Thus, appliance body 10 reliably contacts with luminescence unit 20, and the heat transfer produced in the luminescence of light-emitting component 21 can be made to appliance body 10 side.

And, as long as installment state maintenance portion maintains the state that luminescence unit 20 is installed in appliance body 10, then also can be the shape different with spring receiving portion 27 from the spring 13 illustrated in present embodiment.

The lighting loop (that is, electric power loop) of the light-emitting components such as LED 21 is accommodated in inside by power supply unit 28.Power supply unit 28 and being connected towards the luminescence unit installation power feed line cable 40 of deriving in recess 111 from the mounted of mounted apparatus main body 10 shown in Fig. 9.

As shown in figure 13, power supply unit 28 has: possess the power supply board 28a of electric power loop, fin 28b, at the power pack 28c of inside collecting power supply board 28a and fin 28b, for supplying the distribution 28d (distribution 28d is not shown in fig. 13) of electric power to light-emitting component 21.

The alternating electromotive force such as supplied by power feed line cable 40 is converted to direct current by the electric power loop that power supply board 28a possesses, and is exported (that is, direct current power) and supply light-emitting component 21 by distribution 28.Power supply board 28a is fixed in the inner face of the fin 28b of aftermentioned shape and the face of light-emitting component support component 24 side.

Fin 28b is formed by the material such as aluminium or copper.As shown in figure 13, fin 28b is by plate-shaped member bending polygonal barrel shape repeatedly (being the shape close to 4 jiaos of cylinders) herein, but the shape of fin 28b is not limited thereto.And, from the view point of thermal diffusivity, preferably become large shape with the contact area of power supply board 28a.

Power pack 28c is formed by materials such as plastics, aluminium or stainless steels, and its face shaping is in the box shape extended in long way in one direction.Distribution 28d is connected with light emitting element substrate 23 by the through hole 24c arranged at the base plate supports region 24a of light-emitting component support component 24.

Power supply unit 28 is fixed on the upper surface 24b of light-emitting component support component 24 by the not shown claw being such as arranged at power pack 28c.In addition, power supply unit 28 also can conclude by screw etc. the upper surface 24b that parts (attaching parts) are fixed on light-emitting component support component 24.

From the normal direction in mounted face, power supply unit 28 is overlapping with power feed line cable 40.That is, power feed line cable 40 as shown in Figure 9, is configured in the space of guaranteeing between the upper surface of power supply unit 28 and appliance body 10.Therefore, the installation of luminescence unit 20 can not be hindered because of power feed line cable 40.

Reflection part 29 has the function of the light reflection making to radiate from light-emitting component 21.The light radiated from light-emitting component 21 is reflected to the direction preset (such as, towards the direction of floor) by reflection part 29.Reflection part 29 is fixing by adhesive, pin, screw etc. in the optional position of light emitting element substrate 23, light-emitting component support component 24 or substrate holding part 25 etc.

Reflection part 29 is arranged on the installed surface side of the light-emitting component 21 of the light emitting element substrate 23 in light transmission lid 22.And reflection part 29 configures obliquely along with away from light emitting element substrate 23.Specifically, reflection part 29 such as shown in figure 14, possesses and light-emitting component 21 is exposed and the 1st reflecting part 29a of covering luminous element substrate 23.

In addition, in the installed surface side of the light-emitting component 21 of light emitting element substrate 23, there is the situation being provided with not shown resistive element.In this case, the 1st reflecting part 29a is provided with the opening that light-emitting component 21 is exposed, and is provided with the opening that resistive element is exposed.

In addition, reflection part 29 has: with the end along with the width from the 1st reflecting part 29a in the width direction away from and the 2nd reflecting part 29b configured obliquely away from the mode in mounted face, with the other end along with the width from the 1st reflecting part 29a in the width direction away from and the 3rd reflecting part 29c configured obliquely away from the mode in mounted face.

Reflection part 29 is (flake) in the form of sheets, has opening in the part corresponding with light-emitting component 21, configures across the pair of angled portion of light-emitting component support component 24 and light emitting element substrate 23.

The above-mentioned opening for making such as light-emitting component 21 expose is formed at the 1st reflecting part 29a, thus, the light radiated from light-emitting component 21 by whole the reflection of the 1st reflecting part 29a, the 2nd reflecting part 29b and the 3rd reflecting part 29c, effectively for the luminescence of lighting device 1.

[effect of the present utility model]

The luminescence unit related to according to an embodiment of the present utility model described above and the lighting device possessing this luminescence unit, can obtain following effect.

(1) even if when luminescence unit is bending, because a part for the light transmission lid only entering into the luminescence unit of luminescence unit installation recess is exposed, the bad order of lighting device therefore can not be produced.

(2) end of light-emitting component support component too can not enter the inside of luminescence unit installation recess, therefore, it is possible to strengthen the space of luminescence unit installation recess, improve the operability that luminescence unit installs operation, in addition, the collecting of the power supply unit, electric power supply electric wire etc. of luminescence unit improves.

(3) owing to can shorten the distribution in luminescence unit, therefore the assembleability of luminescence unit improves.In addition, distribution can not externally expose, and therefore security improves, and does not need the Double covering of distribution.

[other]

The illustrated embodiment that scope of the present utility model is not limited to diagram or records, also comprises whole embodiments that can realize equivalent effect with the purpose of this utility model product.And scope of the present utility model is not limited to the Feature Combination of utility model of being delimited by request protection domain, can be combined by whole expectations of specific feature in each feature disclosed in whole and delimit.

Claims (13)

1. a luminescence unit, it is the luminescence unit of the strip that can be installed on lighting device appliance body, and described lighting device appliance body possesses the luminescence unit installation recess of described luminescence unit, and the feature of described luminescence unit is:

Comprise the light transmission lid of light-emitting component and the described light-emitting component of covering,

The structure of described light transmission lid is, has " U " shape in the cross section orthogonal with long side direction, and when being installed in described lighting device appliance body, the open side end at least forming described " U " word enters described luminescence unit installation recess.

2. luminescence unit according to claim 1, is characterized in that:

Described light transmission lid possesses:

Make the light transmissive portion of the light transmission radiated from described light-emitting component; With

Enter the inlet portion in described luminescence unit installation recess.

3. luminescence unit according to claim 2, is characterized in that, also possesses:

The light emitting element substrate of described light-emitting component is installed; With

Support the light-emitting component support component of described light emitting element substrate.

4. luminescence unit according to claim 3, is characterized in that:

Described light-emitting component support component is the structure to the bottom surface side depression forming described luminescence unit installation recess, and the base plate supports region supporting described light emitting element substrate is present in the base section of the structure of described depression.

5. luminescence unit according to claim 4, is characterized in that:

Described light emitting element substrate has elongate in shape, the substrate holding part arranged along long side direction by the both ends of the short side direction at described light emitting element substrate and being fixed on described light-emitting component support component.

6. luminescence unit according to claim 5, is characterized in that:

Possess power supply unit at the back side in the described base plate supports region of described light-emitting component support component, described power supply unit is connected with from the power feed line cable installed the mounted face of described lighting device with appliance body and derive,

Described light emitting element substrate is utilized and is connected with described power supply unit by the distribution of the through hole being arranged at described base plate supports region.

7. luminescence unit according to claim 6, is characterized in that:

Possesses the reflection part of the light reflection making to radiate from described light-emitting component.

8. luminescence unit according to claim 7, is characterized in that:

Described radiation parts along with from described light emitting element substrate away from short side direction, with the state of the bottom surface away from described luminescence unit installation recess inclined on the direction orthogonal with described light emitting element substrate.

9. luminescence unit according to claim 8, is characterized in that:

Described light-emitting component support component contacts with described light transmission lid.

10. luminescence unit according to claim 9, is characterized in that:

Described light-emitting component support component comprises: the flat part carrying described light emitting element substrate; Erect to described light transmission lid side the setting setting unit arranged from the end edge of the width of described flat part; From the setting of described setting setting unit arrange front end along with away from described flat part to the foreign side of width in extend out shape tilt rake; With from the slanted front end of described rake to the return portion turned back in the end of the width of described flat part.

11. luminescence units according to claim 10, is characterized in that:

Described light-emitting component support component has space between described setting setting unit, described rake and described return portion.

12. luminescence units according to claim 11, is characterized in that:

Described light transmission lid has the fitting portion chimeric with the return portion of described light-emitting component support component, and described inlet portion is included in the region of described fitting portion existence.

13. luminescence units according to claim 12, is characterized in that:

Described reflection part in the form of sheets, has opening in the part corresponding with described light-emitting component, and is configured across the pair of angled portion of described light-emitting component support component and described light emitting element substrate.