JP2003217765A - Luminaire - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To realize a thin type while securing installation guide performance at lamp installing time. <P>SOLUTION: This luminaire has a lamp body 2 having a light source 11, and a connector 3 connected to this lamp body 2, and supplying electric power, and has a guide receiving part 15 and a guide projection part 21 inserted at connecting time of the lamp body 2 and the connector 3, and used for mutual guides. A connecting terminal 13 is protrusively formed in either one of the lamp body 2 and the connector 3, and the guide receiving part 15 is arranged. A receiving terminal 17 connected to the connecting terminal 13 is arranged in the other, and the guide projection part 21 is arranged. The projecting height of this guide projection part 21 is formed larger than the projecting height of the connecting terminal 13. Thus, the installation guide performance at lamp body installing time is improved. The guide receiving part 15 is not arranged on the side for arranging the receiving terminal 17 connected to the connecting terminal 13, and since there is no necessity of securing the depth of this guide receiving part 15, the thin type can be realized. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture.

[0002]

2. Description of the Related Art As a first conventional example, there is a lighting fixture disclosed in JP-A-9-35837. The lamp of this luminaire
It has a guide protrusion (projection) provided on the base and a lamp pin provided in the same direction as the guide protrusion. In addition, the socket has guide recesses into which the lamp guide protrusions are inserted, and contact terminal portions (conductive plates) that contact the lamp pins.
Have and.

As a conventional example 2, Japanese Unexamined Patent Publication No. 2001-52504
There is an illuminating device disclosed in the publication. This illuminating device includes a light emitting unit that uses a light emitting diode LED as a light source, and a base that can be attached to a light bulb socket and is electrically connected to the light emitting diode LED.

[0004]

In the prior art example 1, when mounting the lamp in the socket, the central guide protrusion is first inserted into the central guide recess of the socket, and then the lamp pin is inserted into the contact terminal portion of the socket. To be done. However, in order to secure the mounting guide property, the height of the guide protrusion> the length of the lamp pin is satisfied. In the socket, since the depth of the guide recessed portion> the depth of the contact terminal portion, the thickness of the socket requires the depth of the guide recessed portion, and there is a drawback that the socket becomes large.

In the conventional example 2, the LED light emitting portion is thin and small, but since the base portion is large, there is a drawback that the thickness of the luminaire becomes large and it becomes difficult to achieve the thin and small size which is a feature of the LED. .

[0006] Therefore, an object of the present invention is to provide a lighting fixture which can be thinned while securing the mounting guide property when the lamp or the lamp body is mounted.

[0007]

In order to solve the above-mentioned problems, a lighting fixture according to claim 1 of the present invention comprises a lamp body having a light source, and a connector connected to the lamp body for supplying electric power. In the luminaire, a guide receiving portion and a guide convex portion which are inserted when the lamp body and the connector are connected and are used as mutual guides are provided, and a connection terminal is projected to either one of the lamp body and the connector. The guide receiving portion is formed and the receiving terminal connected to the connection terminal is provided on the other side, and the guide protruding portion is provided, and the protruding height of the guide protruding portion is made larger than the protruding height of the connecting terminal.

As described above, the connection terminal is formed so as to project on either one of the lamp body and the connector, and the guide receiving portion is provided.
On the other hand, the receiving terminal connected to the connection terminal is provided and the guide convex portion is provided, and the projecting height of the guide convex portion is made larger than the projecting height of the connecting terminal, so that the mounting guide property when the lamp body is mounted is improved. Further, since the guide convex portion and the connection terminal are provided on the opposite side, the guide receiving portion is not arranged on the side where the receiving terminal connected to the connection terminal is provided, and it is not necessary to secure the depth of the guide receiving portion. Therefore, it is possible to reduce the thickness.

According to a second aspect of the present invention, there is provided the luminaire according to the first aspect, wherein the connection terminal is formed so as to project from the lamp body.
The guide protrusion was provided on the connector. In this way, since the connection terminal is formed on the lamp body and the guide protrusion is provided on the connector, the guide receiving portion is not arranged in the connector, and it is not necessary to secure the depth of the guide receiving portion. Therefore, the thickness of the connector becomes thin.

According to a third aspect of the present invention, in the second aspect of the present invention, the guide convex portion reaches a position beyond the light source position of the lamp body. In this way, since the guide protrusion reaches the position past the light source position of the lamp body, the guide protrusion enters the lamp body at the time of installation and is necessary for the light distribution characteristics formed on the light source side of the lamp body. Enter within the dimensions of the space. For this reason, the guide convex portion can be stored by effectively utilizing the originally required space. Further, along with this, the depth of the guide receiving portion may be smaller than the protruding height of the guide convex portion, so that the total thickness of the lamp body attached to the connector is reduced.

A lighting fixture according to a fourth aspect is the lighting fixture according to the first or second aspect.
Alternatively, in the lighting fixture described in 3, the lamp body includes an LED as a light source. As described above, since the lamp body includes the LED as the light source, the light source can be downsized and the life can be extended.

A lighting fixture according to a fifth aspect is the lighting fixture according to the first or second aspect.
Alternatively, in the lighting fixture described in 3, the lamp body is a compact fluorescent lamp. In this way, since the lamp body is a compact fluorescent lamp, the thickness of the connector connected to the compact fluorescent lamp is thin.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a mounting explanatory view of a lighting device according to a first embodiment of the present invention,
FIG. 2 is an exploded perspective view of the lighting fixture according to the first embodiment of the present invention, and FIG. 3 is a perspective view of the assembled state.

As shown in FIGS. 1 to 3, the luminaire main body 1
A lamp body 2 having a light source, a connector 3 connected to the lamp body 2 for supplying electric power, a lens 4, and a device cover 5.

The luminaire main body 1 has an accommodating portion 6 for accommodating the lamp body 2 and the connector 3, and an instrument side guide 7 is provided at an opening edge portion of the accommodating portion 6. Further, a cylindrical body 8 is integrally formed so as to project from the storage portion 6, and an insertion hole 10 for the power supply line 9 is provided at the center thereof.

The lamp body 2 is an LED module provided with an LED chip 11 serving as a light source and an electronic component 12, and is L
A plurality of connection terminals 13 and 13 are formed to project on the surface opposite to the surface on which the ED chip 11 and the like are provided. In addition, a guide groove 14 that fits into the device-side guide 7 is provided at the edge of the lamp body 2, and a guide receiving portion 15 is provided at the center.

As shown in FIGS. 4 and 5, the connector 3 includes a body 16, a pair of receiving terminals 17, 17 connected to the connecting terminals 13, 13 of the lamp body 2, and a pair of covers 18 ,.
Eighteen.

The body 16 has a pair of receiving terminals 17, 17
A pair of recesses 19, 19 for arranging are arranged side by side. The recess 19 has a shape that allows the receiving terminal 17 to be stored in a positioned state, and the insertion hole 2 for inserting the power supply line 9 therein.
0 is formed so as to open in the recess 19.

Further, a guide convex portion 21 to be inserted into the guide receiving portion 15 of the lamp body 2 is provided at the central portion of the body 16 located between the pair of concave portions 19, 19. The guide receiving portion 15 and the guide convex portion 21 are inserted when the lamp body 2 and the connector 3 are connected and are used as mutual guides. Also, the guide protrusion 2
The protrusion height of 1 is larger than the protrusion height of the connection terminal 13 to improve the mounting guide property when the lamp body is mounted.

Further, the receiving terminal 17 is formed with a pair of contact pieces 22 having a spring property. Each contact piece 22
Are arranged so as to face each other at an interval such that the connection terminal 13 of the lamp body 2 can be held. Further, a quick-connect terminal 23 is provided integrally with the receiving terminal 17. The quick connection terminal 23 is arranged so as to correspond to the insertion hole 20, and is configured to be connectable by inserting the power supply line 9 through the insertion hole 20.

The cover 18 covers the opening of the body 16 and fixes the receiving terminal 17 in the recess 19. In this case, the cover 18 can be attached to the body 16 so as to be openable and closable by providing the side surface of the body 6 with the engagement portion 24a and providing the cover 18 with the engaged portion 24b that engages with the engagement portion 24a. In addition, the connection terminal 13 of the lamp body 2 is provided at a position corresponding to the receiving terminal 17.
A connection terminal insertion hole 25 through which the connector is inserted is provided.

Further, as shown in FIGS. 1 and 2, the lens 4 is in the shape of a vessel having a side wall at its peripheral edge, and a step portion 4a for supporting the lamp body 2 is formed on the inner peripheral surface of the side wall. . The side wall of the lens 4 is inserted into the housing portion 6 of the lighting fixture body 1. The fixture cover 5 has a substantially cylindrical shape, and a flange 5a for supporting the lens 4 is provided so as to project on the inner peripheral side of the end edge portion, and is attached so as to cover the outer peripheral surface of the housing portion 6 of the lighting fixture main body 1 (Fig. 7). In this installed state of the lighting fixture, as shown in FIG. 6, the tubular body 8 of the lighting fixture main body 1 is inserted into the opening 30a provided in the mounting plate 30 for installation. Further, the power supply line 9 connected to the connector 3 is led out from the tubular body 8 to the back side of the mounting plate 3 and connected to the LED supply power supply section 31.

Next, the assembly and operation of this luminaire will be described. As shown in FIG. 1, the connector 3 is fixed to the central portion of the housing portion 6 of the luminaire main body 1, and the connection terminal 13 of the lamp body 2 is connected to the receiving terminal 17 of the connector 3. At this time, when the guide protrusion 21 is first inserted into the guide receiving portion 15, the connection terminal 13 is not inserted into the connection terminal insertion hole 25 of the connector 3. As a result, the lamp body 2 and the connector 3 are positioned, the connection terminal 13 can be smoothly guided to the connection terminal insertion hole 25, and the mounting guide property when the lamp body is mounted is improved.

Further, as shown in FIG. 7, in the assembled state of the lighting fixture, the guide convex portion 21 reaches a position beyond the light source position of the LED chip 11 of the lamp body 2. A is a dimension from the lamp body 2 to the lens 4, which is necessary for the light distribution characteristic. Since the guide protrusion 21 originally fits within the required dimension A, space can be effectively used. Therefore, the thickness dimension B with the connector 3 attached becomes thin.

As described above, according to this embodiment, since the guide convex portion 21 and the connection terminal 13 are provided on the opposite side, the guide receiving portion 15 is provided on the side where the receiving terminal 17 connected to the connecting terminal 13 is provided. Since it is not arranged, it is not necessary to secure the depth of the guide receiving portion 15. Therefore, it is possible to reduce the thickness.

Further, the guide convex portion 21 can be used by effectively utilizing the necessary space, and the guide receiving portion 15 can be accommodated.
Since the depth of can be smaller than the protruding height of the guide protrusion 21, the overall thickness of the lamp body 2 attached to the connector 3 is thin.

A luminaire according to the second embodiment of the present invention will be described with reference to FIGS. 8 to 12. 8 is an exploded perspective view of a lighting fixture according to a second embodiment of the present invention, FIG. 9 is a perspective view of the lighting fixture according to the second embodiment of the present invention seen from above, and FIG. 10 is seen from below. FIG.

As shown in FIGS. 8 to 12, a lamp body 32 having a light source and a connector 33 connected to the lamp body 32 to supply power are provided.

The lamp body 32 is a compact fluorescent lamp, which has a connection terminal 34 protruding from the bottom of the light source section 32a and a guide receiving section 35. The guide receiving portion 35 is a square hole, and a lamp body holding concave portion 36 is provided on the inner side surface thereof.

The connector 33 includes a rotor 37, a body 38,
It consists of a receiving terminal 39 and a cover 40. The rotor 37 is rotatably attached to the body 38, and is provided with a guide convex portion 41 to be inserted into the guide receiving portion 35 of the lamp body 32. The protruding height of the guide convex portion 41 is made larger than the protruding height of the connection terminal 34. In this case, a lamp body holding protrusion 42 that engages with the lamp body holding concave portion 36 is provided upright in the recess formed on the side surface of the guide convex portion 41. In addition, the connection terminal 34
At the positions of the rotor 37 and the body 38 corresponding to, the connection terminal insertion holes 43 and 44 for inserting the connection terminals 34 are provided. The connection terminal insertion hole 44 on the body 38 side is provided in the rotor 3
It has a long hole so that the connection terminal 34 can move with the rotation of 7.

The body 38 is fixed to the cover 40 with the receiving terminals 39 accommodated therein. The receiving terminal 39 is attached to the cover 40, and the connecting terminal 34 can be connected by rotating the rotor 37.

Next, the assembly and operation of this luminaire will be described. As shown in FIGS. 11 and 12,
When connecting the connection terminal 34 of the lamp body 32 to the receiving terminal 39 of the connector 33, first, when the guide convex portion 41 is inserted into the guide receiving portion 35, the connection terminal 34 has the connection terminal insertion holes 43, 44 of the connector 33. Not inserted into. As a result, the lamp body 3
2 and the connector 33 are positioned so that the connection terminal 34 can be guided to the connection terminal insertion holes 43 and 44.

Further, in the assembled state of the lighting fixture, the guide convex portion 41 may reach the position of the light source portion 32a of the lamp body 32. Also in this embodiment, as in the first embodiment, it is possible to improve the mounting guide property when mounting the lamp body and to reduce the thickness.

It should be noted that the connector is provided with a projecting connection terminal and a guide receiving portion, the lamp body is provided with a receiving terminal connected to the connecting terminal, and a guide convex portion is provided. It may be larger than the protruding height of the connection terminal.

[0035]

According to the lighting equipment of the first aspect of the present invention, the connection terminal is formed so as to project from one of the lamp body and the connector, and the guide receiving portion is provided, and the other is connected to the connection terminal. The receiving terminal is provided and the guide protrusion is provided, and the protrusion height of the guide protrusion is made larger than the protrusion height of the connection terminal, so that the mounting guide property when the lamp body is mounted is improved. Further, since the guide convex portion and the connection terminal are provided on the opposite side, the guide receiving portion is not arranged on the side where the receiving terminal connected to the connection terminal is provided, and it is not necessary to secure the depth of the guide receiving portion. Therefore, it is possible to reduce the thickness.

According to the present invention, since the connection terminal is formed on the lamp body and the guide projection is provided on the connector, the guide receiving portion is not arranged on the connector and the depth of the guide receiving portion is secured. No need. Therefore, the thickness of the connector becomes thin.

In the third aspect of the present invention, since the guide convex portion reaches a position past the light source position of the lamp body, the guide convex portion enters into the lamp body at the time of mounting, and the light distribution formed on the light source side of the lamp body. It falls within the dimensions of the space required for its characteristics.
For this reason, the guide protrusion can be effectively used to accommodate the space originally required. Further, along with this, the depth of the guide receiving portion may be smaller than the protruding height of the guide convex portion, so that the total thickness of the lamp body attached to the connector is reduced.

In the fourth aspect, since the lamp body has the LED as the light source, the light source can be downsized and the life can be extended.

In the fifth aspect, since the lamp body is the compact fluorescent lamp, the thickness of the connector connected to the compact fluorescent lamp is thin.

[Brief description of drawings]

FIG. 1 is an explanatory view of mounting a lighting fixture according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of the lighting fixture according to the first embodiment of the present invention.

FIG. 3 is a perspective view of the assembled state of FIG.

FIG. 4 is a perspective view of a connector.

FIG. 5 is an exploded perspective view of a connector.

FIG. 6 is an explanatory diagram of an installed state of the lighting fixture according to the first embodiment of this invention.

FIG. 7 is an explanatory diagram showing a state in which the lighting fixture according to the first embodiment of the present invention is assembled.

FIG. 8 is an exploded perspective view of a lighting fixture according to a second embodiment of this invention.

FIG. 9 is a perspective view of the lighting fixture according to the second embodiment of the present invention as seen from above.

FIG. 10 is a perspective view seen from below in FIG. 9;

FIG. 11 is an explanatory view of mounting the lighting fixture according to the second embodiment of the present invention.

FIG. 12 is an explanatory view of the assembled state of the lighting fixture according to the second embodiment of the present invention.

[Explanation of symbols]

1 Lighting fixture body 2,32 lights 3,33 connector 13,34 connection terminals 15,35 Guide receiving part 17,39 receiving terminal 21, 41 Guide convex part

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Tsuyoshi Kashihara             7-7-6 Yumegaoka, Ueno City, Mie Prefecture Asahi Na             Sional Lighting Co., Ltd. (72) Inventor Tomoyuki Ono             7-7-6 Yumegaoka, Ueno City, Mie Prefecture Asahi Na             Sional Lighting Co., Ltd. F-term (reference) 5E024 BA03

Claims (5)

[Claims] 1. A lighting fixture comprising a lamp body having a light source and a connector connected to the lamp body for supplying electric power, and is used as a mutual guide inserted when the lamp body and the connector are connected. A guide receiving portion and a guide convex portion are provided, the connecting terminal is formed to project on either one of the lamp body and the connector, and the guide receiving portion is provided, and the receiving terminal connected to the connecting terminal is provided on the other side. A lighting fixture characterized in that the guide protrusion is provided together with the guide protrusion, and the protrusion height of the guide protrusion is larger than the protrusion height of the connection terminal. 2. The luminaire according to claim 1, wherein the connection terminal is formed on the lamp body so as to project therefrom, and the guide protrusion is provided on the connector. 3. The luminaire according to claim 2, wherein the guide convex portion reaches a position past the light source position of the lamp body. 4. The lighting apparatus according to claim 1, wherein the lamp body includes an LED as a light source. 5. The luminaire according to claim 1, wherein the lamp body is a compact fluorescent lamp.