JP5591154B2 - Socket with connector cover, lighting fixture and lighting device - Google Patents

Description

  The present invention relates to a socket with a connector cover, a lighting fixture, and a lighting device.

  In recent years, in addition to conventional incandescent bulbs and fluorescent lamps, products using a new light source such as a light emitting diode (LED) or organic electroluminescence (organic EL) as a light source have been developed. In addition, there are products that replace a hot cathode fluorescent lamp by arranging a plurality of cold cathode fluorescent lamps (CCFLs). Among these, straight tube LED lamps (straight tube LED lamps) have recently attracted attention as an alternative to straight tube fluorescent lamps. There are two types of straight tube type LED lamps: one that can be attached to a conventional lighting fixture and the other that uses a completely new base, using a base for a direct fluorescent lamp and a compatible base. The former is drawing attention.

  A straight tube LED lamp is mainly composed of a plurality of LEDs mounted on a substrate, a heat sink that dissipates heat generated from the LEDs, a resin cover that diffuses the light of the LEDs, and a base. There are also several LED drive systems, and as in Patent Document 1, the existing ballast connection that converts the power supplied from the ballast to direct current (DC) by the drive circuit built in the lamp and supplies it to the LED System, a commercial power supply directly connected to a lamp base as in Patent Document 2, and converted to DC by a drive circuit built in the lamp to supply power to the LED, an LED drive circuit is provided outside the lamp, An external power supply system that supplies a DC voltage to a lamp (LED) from a lamp external drive circuit, a conventional base is used only for the purpose of mechanical holding as in Non-Patent Document 1, and a power supply system that uses a connector to supply power. There is.

  A conventional straight tube type LED lamp device using a connector power feeding method leads to, for example, an appliance body, a lamp lighting circuit housed in the appliance body, a straight tube LED lamp, a socket for holding a straight tube LED lamp, and a lighting circuit. A connector or the like connected via a wire is provided, and a reflection plate of the instrument body is provided with an opening hole for passing the connector and the lead wire. The connector connected to the lead wire extending from the opening hole is connected to a connector receiving portion formed on the surface of the straight tube LED lamp when the lamp is mounted. In this case, the connector receiving portion is disposed so as to be located on the instrument main body side (the side opposite to the light emitting surface).

JP 2010-97942 A Japanese Patent No. 4328379

Catalog “Mitsubishi Straight Tube Fluorescent Lighting”, published in October 2010 by Mitsubishi Electric OSRAM Co., Ltd.

  In the straight tube type LED lamp device using the above-described connector feeding method, the connector receiving portion of the lamp faces the appliance main body side. Therefore, in an appliance with a small distance between the lamp and the appliance, the connector interferes with the appliance main body and is difficult to install It is. Further, when the procedure is such that the connector is first connected to the lamp and then the lamp is attached to the socket, the workability is poor in consideration of work on a high ceiling. If the socket is a rotary type, the connector may come off during lamp rotation. In particular, when installing this type of lamp on an existing lighting fixture, it is necessary to pass the connector and lead wire through the opening hole while holding the reflector of the fixture body with one hand, which tends to be unstable. Considering work on the ceiling, it is desired to improve safety and workability. Furthermore, the lead wire is exposed between the lamp and the opening hole, so that the aesthetic appearance is impaired, and the lead wire becomes a shadow to impair the illumination environment.

  An object of the present invention is to provide a socket with a connector cover and a lighting fixture that can improve the safety and workability of installation work of a straight tube type LED lamp and can maintain a good aesthetic appearance and lighting environment. .

In order to achieve the above object, the present invention provides a socket with a connector cover, a lighting fixture and a lighting device as follows.
(1) A fixture body that houses a lighting circuit for lighting a straight tube LED lamp, a socket provided in the fixture body to hold the straight tube LED lamp, and a straight tube LED lamp A connector electrically connected to the formed connector receiving portion; and a connector cover having a cover portion that covers the connecting portion of the connector with the connector receiving portion and is attached to a tip end portion of the socket; and in the cover portion and A lighting apparatus comprising a lead wire that connects the connector to the lighting circuit through a socket.
(2) The lighting fixture according to (1), wherein the connector cover is detachable from the socket.
(3) The lighting fixture according to (1) or (2), wherein the connector and the cover portion of the connector cover are integrally formed.
(4) The lighting fixture according to (1) or (2), wherein the connector and the cover portion of the connector cover are formed separately.
(5) The said fixture cover is a lighting fixture of any one of said (1)-(4) which has a guide member which guides the said lead wire.
(6) The lighting device according to any one of (1) to (5), wherein the socket includes a receiving member that passes the lead wire at a position facing the guide member of the connector cover.
(7) The illumination according to any one of (1) to (6), wherein the connector cover is formed of a material different from a base portion of the straight tube LED lamp in which the connector receiving portion is formed. Instruments.
(8) The lighting fixture according to any one of (1) to (7), wherein the connector cover mechanically holds the straight tube LED lamp between the socket and the socket.
(9) The lighting fixture according to any one of (1) to (8), wherein the connector receiving portion of the straight tube type LED lamp is positioned on a side opposite to the fixture main body when the lamp is mounted.
(10) A socket for holding a straight tube LED lamp, a connector electrically connected to a connector receiving portion formed on the straight tube LED lamp, and a connection portion between the connector receiving portion of the connector A connector-covered socket, comprising: a connector cover having a cover portion attached to the tip end portion of the socket.
(11) The socket with a connector cover according to (10), wherein the connector cover is formed of a material different from that of the socket.
(12) A lighting device comprising the lighting fixture according to any one of (1) to (9) and the straight tube LED lamp.

According to the invention which concerns on Claim 1, while improving the safety | security and workability | operativity of installation work of a straight tube | pipe type LED lamp, the lighting fixture which can maintain aesthetics and a lighting environment favorably can be obtained.
According to the invention which concerns on Claim 2, the mounting | wearing to the socket of a straight tube | pipe type LED lamp can be made easy.
According to the invention which concerns on Claim 3, the number of parts which concerns on a connector cover can be reduced.
According to the invention which concerns on Claim 4, the connection to the straight tube | pipe type LED lamp of a connector can be made easy.
According to the invention which concerns on Claim 5, wiring of the lead wire in a connector cover can be performed efficiently.
According to the invention which concerns on Claim 6, wiring of the lead wire in a socket can be performed efficiently.
According to the invention which concerns on Claim 7, the connection sound which generate | occur | produces in the connection part of a connector cover and the nozzle | cap | die part of a straight tube | pipe type LED lamp can be suppressed.
According to the invention which concerns on Claim 8, holding | maintenance of a straight tube | pipe type LED lamp can be made more reliable.
According to the invention which concerns on Claim 9, the connection to the straight tube | pipe type LED lamp of a connector can be made easy.
According to the invention which concerns on Claim 10, while improving the safety | security and workability | operativity of installation work of a straight tube | pipe type LED lamp, the socket with a connector cover which can maintain aesthetics and illumination environment favorably can be obtained.
According to the invention which concerns on Claim 11, the connection sound which generate | occur | produces in the connection part of a connector cover and a socket can be suppressed.
According to the invention which concerns on Claim 12, while improving the safety | security and workability | operativity of installation work of a straight tube | pipe type LED lamp, the illuminating device which can maintain aesthetics and a lighting environment favorably can be obtained.

It is a disassembled perspective view which shows one Example of the straight tube | pipe type LED lamp apparatus which concerns on this invention. It is a figure which shows the straight tube | pipe type LED lamp apparatus of the state which attached the straight tube | pipe type LED lamp, (a) is a top view, (b) is a front view, (c) is a side view. It is a figure which shows the peripheral part of the connector cover 11 among XX sectional drawing of Fig.2 (a). (A)-(c) is a figure for demonstrating an example of the assembly procedure of the straight tube | pipe type LED lamp apparatus which concerns on this invention. It is a figure which shows one Example of the socket with a connector cover which concerns on this invention, (a) is a front view, (b) is YY sectional drawing of (a). It is a figure which shows one Example of the socket with a connector cover based on this invention, (a) is a side view, (b) is ZZ sectional drawing of (a).

  FIG. 1 is an exploded perspective view showing an embodiment of a lighting fixture and a lighting device according to the present invention. As shown in the figure, this apparatus includes an instrument body 3 that houses a lighting circuit 2 for lighting a straight tube LED lamp 1 and a socket provided in the instrument body 3 to hold the straight tube LED lamp 1. 4, 5, a connector 9 electrically connected to a connector receiving portion 8 formed in one of the cap portions 6 of the cap portion 6, 7 of the straight tube LED lamp 1, and a connector receiving portion 8 of the connector 9 And a lead wire 12 that connects the connector 9 to the lighting circuit 2 through the cover 10 and the socket 4. A reflector 13 is provided on the lamp installation side of the instrument body 3.

  The straight tube type LED lamp 1 is held by connecting the pins 14 and 15 at both ends thereof to the sockets 4 and 5, respectively. At least one of the pin receiving portions of the sockets 4 and 5 can be retracted by a force applied from the end of the lamp so that the lamp can be easily installed. The pins 14 and 15 serve as a mechanical holding structure for the LED lamp, are not energized, and are electrically insulated from the lighting circuit 2.

  The straight tube LED lamp 1 is attached to the appliance body 3 as follows. First, the connector cover 11 is removed from the socket 4. The pins 14 and 15 of the straight tube type LED lamp 1 are connected to the corresponding sockets 4 and 5, respectively. At this time, the connector receiving portion 8 of the straight tube type LED lamp 1 is positioned on the opposite side to the instrument body 3 side. Then, the connector 9 of the connector cover 11 is connected to the connector receiving portion 8 of the straight tube LED lamp 1. Thus, the cover portion 10 of the connector cover 11 covers the connection portion of the connector 9 with the connector receiving portion 8 and is attached to the distal end portion of the socket 4. As described above, the straight tube LED lamp 1 is electrically connected to the lighting circuit 2 and can be lit.

  FIG. 2 is a diagram showing a straight tube LED lamp device with a straight tube LED lamp attached thereto, wherein (a) is a top view, (b) is a front view, and (c) is a side view. As shown in FIGS. 2A and 2B, the connector cover 11 covers the connection portion with the connector receiving portion 8 of the connector 9 formed on the base portion 6 of the straight tube type LED lamp 1, and the socket 4. It covers the tip. The shape of the side surface of the instrument is almost the same as that of the conventional instrument as shown in FIG. The reflector plate 13 of the instrument body 3 does not have an opening hole for passing the connector and the lead wire. For this reason, the lead wire is exposed between the lamp and the opening hole and the aesthetic appearance is not impaired, and the lead wire is not affected by the shadow and the illumination environment is not impaired, and the aesthetic appearance and the illumination environment can be favorably maintained. Further, unlike the conventional case, dust or the like does not adhere to the opening hole or the lamp power feeding portion.

  FIG. 3 is a view showing a peripheral portion of the connector cover 11 in the XX sectional view of FIG. The base of the socket 4 is attached to the instrument body 3. The socket 4 is configured to be detachable from the instrument body 3. The cover portion 10 of the connector cover 11 is attached to the distal end portion of the socket 4. The connector cover 11 can be attached to and detached from the socket 4. Thereby, mounting | wearing to the socket 4 of the straight tube | pipe type LED lamp 1 can be made easy.

  The connector 9 of the connector cover 11 is connected to the connector receiving portion 8 of the straight tube type LED lamp 1. The connector cover 11 mechanically holds the base portion 6 of the straight tube type LED lamp 1 with the socket 4. The connector cover 11 is preferably formed of a material different from that of the base portion 6. For example, the connector cover 11 is made of polybutylene terephthalate (PBT) and the base 6 is made of polycarbonate (PC), but is not limited thereto. By using different materials, it is possible to suppress connection sounds (such as squeaking noises) generated at the connection part between the connector cover 11 and the base part 6. The connector cover 11 of this example includes a connector pressing member 21 that presses the connector 9, and a guide member 22 that guides the lead wire 12 on the socket 4 side of the connector pressing member 21. The lead member 12 can be efficiently wired by the guide member 22.

  As shown in FIG. 3, the straight tube LED lamp 1 includes a cylindrical lamp cover 31, an LED mounting board 32 disposed therein, and a plurality of lamps mounted on the LED mounting board 32 in the lamp longitudinal direction. The LED 33 and a heat sink 34 made of, for example, aluminum provided on the back surface of the LED mounting substrate 32 are provided. The base portion 6 of the straight tube LED lamp 1 is connected to the light source unit 36 with a screw 35. The base portion 6 is provided with a connector receiving portion 8 that is electrically connected to the connector 9. The connector receiving portion 8 is connected to the LED mounting board 32. Thereby, the LED 33 is driven by the current supplied from the lighting circuit 2 through the lead wire 12, the connector 9, the connector receiving portion 8, and the LED mounting substrate 32.

  4A to 4C are diagrams for explaining an example of an assembly procedure of the lighting fixture and the lighting device according to the present invention. First, the socket 4 is attached to the instrument body 3. If an existing socket is attached, replace it with a socket 4. The lead wire 12 connected to the connector 9 is passed through the socket 4. The reflector 13 is attached to the instrument body 3. Then, the straight tube type LED lamp 1 is attached to the socket 4. As shown in FIG. 4A, this is done by inserting the pin 14 of the straight tube LED lamp 1 into the pin receiving portion of the socket 4 in the direction of the arrow in the figure. The other pin 15 is inserted into the pin receiving portion of the socket 5. Next, as shown in FIG. 4B, when the connector cover 11 is moved in the direction of the arrow in the figure, the lead wire 12 is automatically pushed into the instrument body 3. When the connector cover 11 is attached to the tip of the socket 4, the connector 9 is connected to the connector receiving portion 8 of the straight tube LED lamp 1 as shown in FIG. The cover portion 10 of the connector cover 11 covers the connection portion of the connector 9 with the connector receiving portion 8 and the tip end portion of the socket 4. Therefore, unlike the prior art, there is no work of passing the connector and the lead wire through the opening hole while holding the reflection plate having the opening hole with one hand, and the safety and workability in the installation work are improved.

  FIGS. 5A and 5B are views showing an embodiment of the socket with a connector cover according to the present invention, in which FIG. 5A is a front view and FIG. 5B is a YY sectional view of FIG. Although the connector 9 and the cover part 10 of the connector cover 11 can be formed integrally, the connector 9 and the cover part 10 may be formed separately. If both are integrated, the number of parts related to the connector cover can be reduced. On the other hand, if the two are separated, the connection of the connector 9 to the straight tube LED lamp 1 can be facilitated. Further, as shown in the figure, the connector cover 11 includes a connector pressing member 21 for pressing the connector 9, and a guide member 22 for guiding the lead wire 12 on the socket 4 side of the connector pressing member 21. On the other hand, the socket 4 includes a receiving member 41 through which the lead wire 12 passes at a position facing the guide member 22 of the connector cover 11. By providing the guide member 22 and the pick-up member 41, the lead wires in the connector cover and the socket can be efficiently wired.

  6A and 6B are views showing an embodiment of the socket with a connector cover according to the present invention, in which FIG. 6A is a side view and FIG. 6B is a ZZ cross-sectional view of FIG. As illustrated, the cover portion 10 of the connector cover 11 is detachably attached to the distal end portion of the socket 4. In this case, the connector cover 11 is preferably formed of a material different from that of the socket 4. For example, the connector cover 11 is made of polybutylene terephthalate (PBT) and the socket 4 is made of polycarbonate (PC), but is not limited thereto. By using different materials, it is possible to suppress a connection sound (such as a squeaking sound) generated at the connection portion between the connector cover 11 and the socket 4.

DESCRIPTION OF SYMBOLS 1 Straight tube type LED lamp 2 Lighting circuit 3 Instrument body 4, 5 Socket 6, 7 Cap part 8 Connector receiving part 9 Connector 10 Cover part 11 Connector cover 12 Lead wire 13 Reflector 14, 15 Pin 21 Connector pressing member 22 Guide member 31 Lamp cover 32 LED mounting board 33 LED
34 heat sink 35 screw 36 light source unit 41 receiving member

Claims (12)

An instrument body having a lighting circuit for lighting a straight tube LED lamp, and the instrument body having a pin receiving portion into which a pin of the straight tube LED lamp is inserted to hold the straight tube LED lamp. A socket that is provided, a connector that is electrically connected to a connector receiving portion formed on the straight tube LED lamp, and a connecting portion of the connector that is connected to the connector receiving portion are attached to the tip of the socket. A lighting fixture comprising: a connector cover having a cover portion; and a lead wire that connects the connector to the lighting circuit through the cover portion and the socket.   The lighting apparatus according to claim 1, wherein the connector cover is detachable from the socket.   The lighting fixture according to claim 1, wherein the connector and the cover portion of the connector cover are integrally formed.   The said fixture of the said connector cover and the said cover part are lighting fixtures of Claim 1 or 2 formed as a different body.   The said connector cover is a lighting fixture of any one of Claims 1-4 which has a guide member which guides the said lead wire.   The lighting device according to claim 1, wherein the socket includes a receiving member that passes the lead wire at a position facing the guide member of the connector cover.   The said connector cover is a lighting fixture of any one of Claims 1-6 formed with the material different from the nozzle | cap | die part of the said straight tube | pipe type LED lamp in which the said connector receiving part is formed.   The lighting apparatus according to any one of claims 1 to 7, wherein the connector cover mechanically holds the straight tube LED lamp between the socket and the socket.   The lighting fixture according to any one of claims 1 to 8, wherein the connector receiving portion of the straight tube LED lamp is located on the opposite side of the fixture main body when the lamp is mounted. A socket having a pin receiving portion into which a pin of the straight tube LED lamp is inserted to hold the straight tube LED lamp, and a connector electrically connected to a connector receiving portion formed in the straight tube LED lamp A connector-covered socket comprising: a connector cover that covers a connection portion of the connector with the connector receiving portion and has a cover portion that is attached to a tip portion of the socket.   The socket with a connector cover according to claim 10, wherein the connector cover is formed of a material different from that of the socket. A lighting device comprising the lighting fixture according to claim 1 and the straight tube LED lamp.

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