JP2011096382A - Lighting fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting fixture that makes a total length of a connector equal to a total length of a connector body and can be thinned. <P>SOLUTION: A light fixture 10 comprises: a fixture body 11; a mounting holder 12 assembled in the fixture body 11; an adaptor 13 internally fitted in the mounting holder 12; and a connector 14 inserted in and connected to the adaptor 13. A first lead tap 24 of a lead wire 23 is provided on a rear end face on a side opposite to a connection part to the adaptor 13 of the connector 14, and its side face is provided with a second lead tap 25 continuously with the first lead tap 24. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a direct-mounted lighting fixture that is directly attached to a ceiling surface of a house or the like by connecting and fixing an adapter to a hooking ceiling body.

  As an example of a conventional lighting fixture, there is one in which a connector connected to the tip of a lead wire is attached to an adapter (see, for example, Patent Document 1).

JP 2008-47360 A (FIG. 1, paragraph number 0021)

However, in the conventional lighting fixture disclosed in Patent Document 1, the lead wire drawn out from the connector is drawn out downward in the same axial and reverse direction as the insertion direction of the connector.
Therefore, in the lighting apparatus of Patent Document 1, when the lead wire is pulled out in a direction orthogonal to the insertion direction of the connector, even if the lead wire is bent in a direction perpendicular to the connector drawing portion, at least the diameter of the lead wire. Protrudes from the connector body, which is a factor that hinders thinning.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a lighting fixture that can be thinned.

  The luminaire according to the present invention is a luminaire having a connector for electrically connecting to an adapter for mechanically and electrically connecting and holding the fixture body by being connected and fixed to the hooking sealing body, A connector body made of an insulator, a contact terminal built in the connector body, and a lead wire connected to the contact terminal, and the rear end surface on the opposite side to the connection portion to the adapter. A first lead outlet for the lead wire is provided, and a second lead outlet is formed continuously on the side surface of the first lead outlet.

In the present invention, the lead wire is connected to the first lead outlet disposed on the rear end surface opposite to the connection portion of the connector to the adapter, and the second lead disposed continuously to the first lead outlet on the side surface of the connector. It can be pulled out in two directions with the exit.
As a result, in the present invention, by pulling out the lead wire from the second outlet on the side surface of the connector, the lead wire is not pulled out downward in the same axial and reverse direction as the connector insertion direction. Can be made equal to the total length of the connector body.
Therefore, in the present invention, the whole can be thinned.

  The luminaire according to the present invention is characterized in that, in the luminaire described above, the connector has a portion that is narrower than the outer diameter of the lead wire between the first outlet and the second outlet. .

In the present invention, the lead wire is held in a portion narrower than the outer diameter of the lead wire between the first outlet and the second outlet.
As a result, in the present invention, when the lead wire is pulled out from the second outlet in the horizontal direction, the lead wire can be prevented from projecting from the rear end of the connector body, or the lead wire can be prevented from dripping.
Therefore, in the present invention, the lead wire does not protrude or sag and interfere with the lamp, and the problem of imperfect fixing of the lamp can be avoided. In addition, there is no possibility of causing a thermal problem in the lead wire when the lead wire protrudes or hangs down and touches the lamp.

  The luminaire according to the present invention is the above luminaire, wherein the connector has a retaining lock portion from the adapter, and a release lever that is pressed against the connector main body side to release the lock has the second outlet. Provided on the surface opposite to the surface, and when the lead wire is pressed from the first outlet toward the back of the second outlet, the surface of the second outlet has a knob margin at the time of release operation The second outlet is set so that a space is obtained.

In the present invention, when the lead wire is pressed from the first outlet toward the back of the second outlet, the second outlet is a space that serves as a knob for a release operation on the surface where the second outlet is located. Set.
Accordingly, in the present invention, even if the lead wire is pulled out from the first pull-out port or the second pull-out port, a space as a knob margin at the time of the release operation is secured on the opposite side of the release lever.
Therefore, in the present invention, the lead wire can be reliably released without being obstructed by the lead wire.

  The luminaire according to the present invention is characterized in that, in the luminaire described above, the connector has a substantially U-shaped wall portion that protrudes from a side surface having the second outlet and surrounds the second outlet.

In the present invention, the connector is formed with a substantially U-shaped wall portion that protrudes from a side surface having the second outlet and surrounds the second outlet.
Thereby, in this invention, while being able to lengthen the insulation distance from the contact terminal incorporated in a connector main body to an outline, the distance of the facing from a cancellation | release lever can be lengthened.
Therefore, in the present invention, it is easy to apply force during the release operation, and operability can be improved.

  The luminaire according to the present invention is characterized in that, in the luminaire described above, the lamp is disposed so as to block the first outlet of the connector and prevent the lead wire from coming out only from the second outlet.

In the present invention, when the lamp is assembled directly under the connector, the lead wire drawing direction can be limited by the lamp. Since the connector is attached and detached without a lamp, the lead wire can be pulled out straight.
Therefore, in the present invention, it is possible to improve the operability without causing any trouble during the release operation.

  The luminaire according to the present invention is the above luminaire, wherein the connector includes a connector cover that is added to a rear end surface to block the first outlet and only the second outlet can be used. It is characterized by.

In the present invention, the connector cover can use only the second outlet by closing the first outlet of the connector.
Thereby, in this invention, the lead-out direction of a lead wire is limited to the horizontal direction orthogonal to the insertion direction of a connector.
Therefore, in the present invention, the entire length of the connector can be made thinner by making the total length of the connector equal to the total length of the connector body.

According to the lighting fixture of the present invention, the connector is provided with the first lead outlet of the lead wire on the rear end surface opposite to the connection portion to the adapter, and the second outlet is continuously provided on the side surface of the connector. Formed.
Thereby, according to the lighting fixture of this invention, it has the effect that it can reduce in thickness.

1 is a vertical sectional view of a lighting apparatus according to a first embodiment of the present invention before the connector is mounted. 1 is a vertical sectional view of the lighting fixture of FIG. The external appearance perspective view seen from diagonally downward of the state which pulled out the lead wire in the connector applied to the lighting fixture of FIG. 1 from the 2nd outlet. FIG. 1 is an external perspective view of a connector applied to the lighting apparatus of FIG. 1 as viewed from obliquely below in a state in which a lead wire is pulled out from the first outlet. Vertical sectional view of the connector of FIG. Vertical sectional view of the lighting fixture of FIG. Side view of the connector of FIG. The vertical sectional view before mounting | wearing with the connector cover in the connector applied to the lighting fixture of 2nd Embodiment which concerns on this invention. Vertical sectional view of the connector of FIG. 8 after the connector cover is mounted The side view after the connector mounting | wearing of the lighting fixture of 3rd Embodiment which concerns on this invention

  Hereinafter, the lighting fixture which concerns on several embodiment of this invention is demonstrated with reference to drawings.

(First embodiment)
As shown in FIGS. 1 and 2, a lighting fixture 10 according to the first embodiment of the present invention is fitted into a fixture main body 11, a mounting holder 12 assembled to the fixture main body 11, and the mounting holder 12. An adapter 13 and a connector 14 inserted and connected to the adapter 13, holding an annular fluorescent lamp (not shown) in the instrument body 11, and attaching a cover (not shown) to the instrument body 11. Is attached to the ceiling surface 1 by being hooked on the hanging ceiling body 2 installed on the ceiling surface 1.

  The instrument body 11 is formed in a disc shape using, for example, a thin steel plate material. A holder mounting hole 15 for mounting the mounting holder 12 is formed at the center of the instrument body 11. The appliance main body 11 has a plurality of lamp holding parts (not shown) attached to the lower surface of the outer edge thereof, and the fluorescent lamp is held via these lamp holding parts.

  The mounting holder 12 is formed in an outer shape such as an oval shape using, for example, a hard resin material, has an annular portion 16 at the center, and is fitted in the holder mounting hole 15 of the instrument body 11. The mounting holder 12 has a locking projection receiver 17 for locking the adapter on the inner periphery of the annular portion 16.

  The adapter 13 has an outer diameter that is fitted into the annular portion 16 of the mounting holder 12, and accommodates a pair of adapter terminals 18 therein. The adapter terminal 18 has, at one end thereof, a bent end 19 that is hooked to a power supply terminal (not shown) in the hooking sealing body 2 and is electrically connected to the power supply terminal. The adapter terminal 18 has an unillustrated shaft-shaped connector connecting end accommodated in an unillustrated terminal cavity formed in the adapter 13 at the other end. The adapter 13 is assembled to the mounting holder 12 by locking the locking projection 20 formed on the outer peripheral portion thereof to the locking projection receiver 17 of the mounting holder 12.

  As shown in FIGS. 3, 4, 5, and 6, the connector 14 is built in a connector body 21 that is formed in a rectangular cylindrical shape using a hard insulating resin material, and is built in the connector body 21. A pair of contact terminals 22 and a pair of lead wires 23 electrically connected to the contact terminals 22.

  The connector 14 has a pair of first connectors for pulling out the lead wire 23 downward on the same axis as the insertion direction of the connector 14 on the rear end surface of the connector body 21 opposite to the connection tip of the connector body 21 to the adapter 13. A pair of second outlets 25 are provided on the side surface of the connector main body 21 to pull out the lead wires 23 in the horizontal direction perpendicular to the insertion direction of the connector 14. 24 is formed continuously.

  The connector 14 protrudes from the side surface of the connector main body 21 where the second outlet 25 is located, and has a substantially U-shaped wall portion 26 that surrounds the second outlet 25 and protrudes in the horizontal direction. Between the two outlets 25, a lead wire holding portion 27 having an inner diameter smaller than the outer diameter of the lead wire 23 and capable of holding the lead wire 23 is formed.

  The connector 14 is provided with a seesaw-type release lever 29 having a retaining lock portion 28 that is locked to the adapter 13 at one end on the opposite side of the side surface of the connector main body 21 where the second outlet 25 is located. When the connector main body 21 of the connector 14 is inserted and connected to the adapter 13, the release lever 29 is prevented from coming off by the retaining lock portion 28 being latched by a not-illustrated retaining portion of the adapter 13.

  On the other hand, when the release lever 29 is mounted while the retaining lock portion 28 is engaged with the retaining portion of the adapter 13, the retaining lock portion 28 is pressed by pressing the opposite side of the retaining lock portion 28. It is released from the locking part. At this time, when the lead wire 23 is pressed from the first outlet 24 toward the back of the second outlet 25, the knob at the time of the release operation is placed below the side wall portion 26 on the side where the second outlet 25 is located. The second outlet 25 is set so that the space portion 30 serving as a substitute is arranged.

  The contact terminal 22 has a cylindrical adapter terminal connection portion 31 connected to the connector connection end portion of the adapter terminal 18 at the distal end portion thereof, and is caulked and connected to the core wire 32 included in the lead wire 23 at the proximal end portion thereof. A lead wire gripping portion 33 is provided.

  The lead wire 23 is electrically connected to a ballast (not shown) attached to the instrument body 11. The ballast is electrically connected to a socket (not shown) through appliance wiring (not shown).

  As shown in FIG. 7, in the lighting fixture 10, when the connector 14 is inserted and connected to the adapter 13 assembled to the mounting holder 12, the adapter terminal connection portion 31 of the contact terminal 22 built in the connector 14 is connected. A power supply circuit from a commercial power source to a fluorescent lamp is formed by being electrically connected to the connector connection end of the adapter terminal 18 built in the adapter 13.

  At this time, the lead wire 23 is pulled out from the second outlet 25 and the lead wire 23 is held in the horizontal direction by the lead wire holding portion 27, so that the lead wire 23 is directed in the horizontal direction perpendicular to the insertion direction of the connector 14. Pulled out. As a result, the lead wire 23 is not pulled out downward in the same axial reverse direction as the insertion direction of the connector 14, and the total length of the connector 14 becomes equal to the total length of the connector body 21.

In the luminaire 10 according to the first embodiment of the present invention, the lead wire 23 is connected to the first outlet 24 disposed on the rear end surface of the connector 14 opposite to the connection portion to the adapter 13, and on the side surface of the connector 14. It can be pulled out in two directions with the second outlet 25 arranged continuously with the first outlet 24.
Thereby, in the lighting fixture 10 of 1st Embodiment of this invention, the lead wire 23 pulls out the lead wire 23 from the 2nd outlet 25 of the side surface of the connector 14, and the lead wire 23 is on the same axis reverse direction as the insertion direction of the connector 14. Thus, the entire length of the connector 14 can be made equal to the total length of the connector main body 21.
Therefore, in the lighting fixture 10 of 1st Embodiment of this invention, the whole can be reduced in thickness.

In the luminaire 10 of the first embodiment of the present invention, the lead wire 23 is held by the lead wire clamping portion 27 that is narrower than the outer diameter of the lead wire 23 between the first outlet port 24 and the second outlet port 25. The
Thereby, in the lighting fixture 10 of 1st Embodiment of this invention, when the lead wire 23 is pulled out from the 2nd outlet 25 in a horizontal direction, the lead wire 23 protrudes from the rear end of the connector main body 21, or a lead wire 23 can be prevented from dripping.
Therefore, in the luminaire 10 according to the first embodiment of the present invention, the lead wire 23 does not protrude or sag to interfere with the fluorescent lamp, thereby avoiding the problem of imperfect fixing of the fluorescent lamp. be able to. In addition, there is no possibility of causing a thermal problem in the lead wire 23 when the lead wire 23 protrudes or hangs down and touches the fluorescent lamp.

In the lighting fixture 10 of the first embodiment of the present invention, the second outlet 25 is configured such that when the lead wire 23 is pressed from the first outlet 24 toward the back of the second outlet 25, the second outlet 25. A space portion 30 serving as a tab allowance at the time of release operation is set on a certain surface.
Thereby, in the lighting fixture 10 of 1st Embodiment of this invention, even if it pulls out the lead wire 23 from the 1st extraction port 24 or the 2nd extraction port 25, the knob margin at the time of cancellation | release operation is opposed to the release lever 29 facing. A space portion 30 is secured.
Therefore, in the lighting fixture 10 according to the first embodiment of the present invention, the lead wire 23 can be reliably released without being obstructed by the lead wire 23.

In the luminaire 10 according to the first embodiment of the present invention, the connector 14 is formed with a substantially U-shaped wall portion 26 that protrudes from a side surface of the second outlet 25 and surrounds the second outlet 25.
Thereby, in the lighting fixture 10 of 1st Embodiment of this invention, while being able to lengthen the insulation distance from the contact terminal 22 incorporated in the connector main body 21 to an outer shell, the distance of the facing from the cancellation | release lever 29 is lengthened. can do.
Therefore, in the lighting fixture 10 of 1st Embodiment of this invention, it becomes easy to put force at the time of cancellation | release operation, and can aim at the improvement of operativity.

(Second Embodiment)
Next, the lighting fixture of 2nd Embodiment of this invention is demonstrated. In the following embodiments, components that are the same as those in the first embodiment described above or functionally similar components are simplified or omitted by giving the same reference numerals or equivalent symbols in the drawings. To do.

  As shown in FIGS. 8 and 9, the luminaire 50 according to the second embodiment of the present invention includes a connector cover 52 that allows only the second outlet 25 to be used as a plug for the first outlet 24. 51 is provided on the rear end face.

  The connector cover 52 is formed in a plate shape using a hard insulating resin material similar to that of the connector main body 21, and after the lead wire 23 is pulled out from the second outlet 25, It is assembled to the lower end.

In the lighting fixture 50 of the second embodiment of the present invention, the connector cover 52 can use only the second outlet 25 by closing the first outlet of the connector 51.
Thereby, in the lighting fixture 50 of 2nd Embodiment of this invention, the drawing-out direction of the lead wire 23 is limited to the horizontal direction orthogonal to the insertion direction of the connector 51. FIG.
Therefore, in the lighting fixture 50 of 2nd Embodiment of this invention, the whole can be reduced in thickness by making the full length of the connector 51 equal to the full length of a connector main body.

(Third embodiment)
Next, the lighting fixture of 3rd Embodiment of this invention is demonstrated.
As shown in FIG. 10, the lighting fixture 60 of 3rd Embodiment of this invention attaches the fluorescent lamp 61 so that the 1st outlet 24 of the connector 14 may be plugged, and leads the lead wire 23 from the 2nd outlet 25 only. I tried to pull out.

  The fluorescent lamp 61 is a flat spiral fluorescent lamp, and has a resin-made plate portion 62 for supporting the lamp on the upper surface. Therefore, only the second outlet 25 can be used by holding the fluorescent lamp 61 in the instrument body 11 so as to block the first outlet of the connector 51 with the plate portion 62.

In the lighting fixture 60 of the third embodiment of the present invention, when the fluorescent lamp 61 is assembled immediately below the connector 14, the lead-out direction of the lead wire 23 can be limited by the fluorescent lamp 61. Since the connector 14 is attached and detached without the fluorescent lamp 61, the lead wire 23 can be pulled out straight.
Therefore, in the lighting fixture 60 of 3rd Embodiment of this invention, operativity can be aimed at without producing a disorder | damage | failure at the time of cancellation | release operation.

  In addition, the instrument main body 11, the attachment holder 12, the adapter 13, etc. which were used in each said embodiment are not limited to what was illustrated, and can be changed suitably.

DESCRIPTION OF SYMBOLS 1 Ceiling surface 2 Hook ceiling body 10, 50, 60 Lighting fixture 11 Appliance main body 13 Adapter 14, 51 Connector 21 Connector main body 22 Contact terminal 23 Lead wire 24 1st outlet 25 Second drawer 26 Wall 28 Retaining lock part 29 Release lever 30 Space (Space)
52 Connector cover 61 Fluorescent lamp (lamp)

Claims (6)

A lighting fixture having a connector for electrically connecting an adapter body to an adapter for mechanically and electrically connecting and holding the fixture body by connecting and fixing to a hook sealing body,
The connector includes a connector main body made of an insulator, a contact terminal built in the connector main body, and a lead wire connected to the contact terminal, and a rear side opposite to the connection portion to the adapter. A lighting apparatus, wherein a first outlet for the lead wire is provided on an end surface, and a second outlet is formed on a side surface of the lead wire so as to be continuous with the first outlet.   The lighting apparatus according to claim 1, wherein the connector has a portion that is narrower than an outer diameter of the lead wire between the first outlet and the second outlet.   The connector has a retaining lock portion from the adapter, and a release lever that is pressed against the connector main body side to release the lock is provided on a surface opposite to the surface having the second outlet, and the lead wire is When the second outlet is pressed from the first outlet toward the back of the second outlet, the second outlet is provided so that a space for a knob at the time of release operation is obtained on a surface with the second outlet. The lighting fixture according to claim 1, wherein the lighting fixture is set.   The lighting device according to claim 1, wherein the connector has a substantially U-shaped wall portion that protrudes from a side surface of the second outlet and surrounds the second outlet.   The lighting apparatus according to claim 1, wherein a lamp is disposed so as to block the first outlet of the connector and prevent the lead wire from coming out only from the second outlet.   6. The connector according to claim 1, further comprising a connector cover which is added to a rear end surface to block the first outlet and allows only the second outlet to be used. The luminaire described.

Images