JP2016181431A - Lighting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting device improved in assemblability.SOLUTION: A lighting device 10 includes a top plate 21, a socket 22, a reflector 23 and co-fastening means 24. The socket 22 includes: a socket body 30 provided with an insertion port 35 into which a projection part of a lamp device is inserted, at its center, and provided with a plurality of pin-receiving terminal parts around its peripheral part; and a plurality of pin-receiving terminals which are respectively disposed on the plurality of pin-receiving terminal parts and to which electrode pins of the lamp device are electrically connected, so that the lamp device is mounted by turning the socket body. The reflector 23 includes a holding part 54 holding the socket 22 with the top plate 21, and houses the lamp device mounted on the socket 22. The co-fastening means 24 fixedly fastens the top plate 21, the socket 22 and the holding part 54 of the reflector 23 together while the socket 22 is held between the top plate 21 and the holding part 54 of the reflector 23.SELECTED DRAWING: Figure 1

Description

  Embodiments described herein relate generally to a lighting device including a socket in which a lamp device is mounted.

  Conventionally, there is an illumination device such as a downlight using a flat lamp device using a base such as a GX53 type base, a Gh76H type base, and a GH69h type base.

  The lighting device includes a socket for mounting the lamp device, and a reflector for housing the socket and the lamp device mounted in the socket, and screwing the socket and the reflector to the top plate, respectively. It is assembled.

  Therefore, at the time of assembling, it is necessary to individually fix the socket and the reflector, which requires a large number of work steps and improvement in assemblability is desired.

Japanese Patent No. 5344092

  The problem to be solved by the present invention is to provide an illuminating device that can improve assemblability.

  The illumination device of the embodiment includes a top plate, a socket, a reflector, and a fastening means. The socket has a socket body provided with an insertion port through which the protruding portion of the lamp device is inserted in the center and a plurality of pin receiving terminal portions provided in the peripheral portion, and the lamp device provided in each of the plurality of pin receiving terminal portions. The electrode pin has a plurality of pin receiving terminals to which the electrode pin is electrically connected, and the lamp device is mounted by rotation. The reflector has a holding part that holds the socket between itself and the top plate, and accommodates the lamp device attached to the socket. The joint fastening means fastens these together with the socket sandwiched between the top plate and the holding part of the reflector.

  According to the present invention, it can be expected to improve the assemblability.

The illuminating device of 1st Embodiment is shown and it is sectional drawing of FIG. 3A-A view. It is sectional drawing of FIG. 3B-B view same as the above. It is a bottom view of an illuminating device same as the above. It is a side view of an illuminating device same as the above. It is a bottom view of the illuminating device which shows 2nd Embodiment. It is sectional drawing of FIG. 5C-C view same as the above.

  Hereinafter, a first embodiment will be described with reference to FIGS. 1 to 4.

  As shown in FIG. 4, the lighting device 10 is a ceiling-embedded lighting device such as a downlight. The illumination device 10 uses a lamp device 11 as a light source.

  The lamp device 11 includes a housing 12, a light emitting unit 13 disposed on the lower surface side of the housing 12, a translucent cover 14 covering the light emitting unit 13, and a GX53 type disposed on the upper surface side of the housing 12, for example. A base 15 and a power supply circuit 16 accommodated between the base 15 and the housing 12 are provided. The base 15 has a cylindrical projecting portion 17 projecting from the center of the upper surface, and a substantially L-shaped key groove 18 is formed on the peripheral surface of the projecting portion 17. A pair of electrode pins 19 project from the periphery of the upper surface of the base 15 to the side of the projecting portion 17. The electrode pin 19 is formed in a T-shaped cross section having a large diameter portion 19b at the tip of the pin portion 19a.

  As shown in FIGS. 1 to 4, the lighting device 10 includes a top plate 21, a socket 22, a reflector 23, and a fastening means 24.

  The top plate 21 is formed in a flat plate shape by a metal plate, for example. The top plate 21 has mounting holes 27 corresponding to the mounting positions of the socket and the reflector.

  The socket 22 includes a socket body 30, a pin receiving terminal 31, and a power supply terminal 32. In the present embodiment, the socket 22 includes a terminal 33 in which a pin receiving terminal 31 and a power supply terminal 32 are integrally formed.

  The socket body 30 is formed in an annular shape from an insulating resin material. In the center of the socket body 30, an insertion port 35 through which the protruding portion 17 of the lamp device 11 is inserted is formed. On the inner peripheral surface of the insertion opening 35, a key 36 that engages with the key groove 18 of the protruding portion 17 is projected.

  On the lower surface, which is the surface of the socket body 30, a pair of pedestals 37 are formed at positions that are symmetrical with respect to the center of the socket body 30, and a pair of indentations are formed at positions orthogonal to the pair of pedestals 37. 38 is formed.

  A pair of electrode pin insertion holes 39 are formed in the pair of base portions 37. The electrode pin insertion hole 39 is formed with a hole portion 39a into which the large-diameter portion 19b of the electrode pin 19 can be inserted on one end side in the circumferential direction and from the hole portion 39a toward the other end side in the circumferential direction. A groove portion 39b in which the 19 pin portions 19a are movable is formed.

  A pin receiving terminal portion 40 and a power supply terminal portion 41 are formed on the pair of base portions 37. In the present embodiment, the pair of base portions 37 is formed with a terminal portion 42 in which a pin receiving terminal portion 40 and a power supply terminal portion 41 are integrally formed. The terminal portion 42 is formed with a terminal accommodating space 43 that accommodates the terminal 33 and communicates with the electrode pin insertion hole 39.

  The terminal portion 42 is formed long in a direction orthogonal to the radial direction of the socket body 30. At both ends in the longitudinal direction of the terminal portion 42, an electric wire insertion hole 45 into which an electric wire 44 such as an F cable that is electrically connected to the terminal 33 is inserted from a predetermined insertion direction P is formed. The electric wire insertion hole 45 is provided at a position above the recess 38.

  Insertion holes 46 through which the fastening means 24 are inserted are respectively formed in the pair of recesses 38.

  The terminal 33 is made of a conductive leaf spring material. The intermediate portion on the lower side of the terminal 33 is electrically connected to the large-diameter portion 19b of the electrode pin 19 that is inserted into the electrode pin insertion hole 39 and moves on the groove portion 39b, and the large-diameter portion 19b of the electrode pin 19 An electrode pin connection portion 47 of the pin receiving terminal 31 that holds the pin is provided. At both ends on the upper side of the terminal 33, a locking portion 48 of the power supply terminal 32 that is electrically connected to the electric wire 44 inserted from the electric wire insertion hole 45 and that locks and prevents the electric wire 44 from coming off is formed. ing. The pin receiving terminal 31 and the power supply terminal 32 are provided so as to be shifted in the height direction.

  Further, the reflector 23 is made of, for example, a metal material or a resin material. The reflector 23 includes an upper surface portion 50 and a cylindrical tube portion 51 whose diameter increases from the periphery of the upper surface portion 50 downward.

  In the upper surface portion 50, an opening 52 is formed at the center, and a pair of notches 53 are formed through which the pair of bases 37 of the socket body 30 can be inserted and communicated with the opening 52, respectively. A pair of holding portions 54 that protrude from the upper surface portion 50 toward the center and are respectively fitted to the pair of recess portions 38 of the socket body 30 are formed. Insertion holes 55 through which the fastening means 24 are inserted are formed in the pair of sandwiching portions 54, respectively.

  The co-fastening means 24 is constituted by a screw 57. The screw 57 is screwed at the tip of the screw 57 into the mounting hole 27 of the top plate 21 through the insertion hole 55 of the reflector 23 and the insertion hole 46 of the socket body 30, and the socket between the top plate 21 and the reflector 23 Fasten them together with 22 in between. The fastening means 24 fastens in the same diameter area as the diameter area where the electrode pin insertion hole 39 of the socket 22 is provided. The fastening means 24 may use bolts and nuts.

  When installing the lighting device 10, a pair of power supply wires (power supply wires) 44 are divided into two forks and inserted into the wire insertion holes 45 at one end of the terminal portion 42, and the wires 44 are connected to the terminals 33. Connect electrically. In addition, when performing feed wiring for supplying power to other lighting devices, the pair of wires 44 for feed wiring are divided into two forks and inserted into the wire insertion holes 45 at the other end of the terminal portion 42, respectively. 44 is electrically connected to the terminal 33. At this time, the wire insertion hole 45 of the socket 22 is exposed to the outside from between the top plate 21 and the reflector 23, and the wire 44 can be inserted.

  To attach the lamp device 11 to the lighting device 10, the projection 17 is inserted into the insertion port 35 of the socket 22, and the electrode pin 19 is inserted into the hole 39a of the electrode pin insertion hole 39 of the socket 22, so that the lamp device 11 Is rotated in a predetermined mounting direction, the electrode pin 19 is moved to the groove 39b of the electrode pin insertion hole 39, the large diameter portion 19b of the electrode pin 19 is electrically connected to the terminal 33, and the protruding portion The 17 keyways 18 are hooked on the key 36 of the socket 22 so that the lamp device 11 is supported by the socket 22.

  Further, when power is supplied to the power supply circuit 16 through the electric wire 44, the terminal 33, and the electrode pin 19, the light emitting unit 13 emits light, and light from the light emitting unit 13 is irradiated downward from the lower surface opening of the reflector 23.

  And, in the lighting device 10 of the present embodiment, the joint plate 24 is structured such that these are fastened together with the socket 22 sandwiched between the top plate 21 and the reflector 23 by the joint fastening means 24. On the other hand, the assemblability can be improved as compared with the case where the socket 22 and the reflector 23 are individually attached.

  In addition, since the fastening is performed by the fastening means 24 in the same diameter region as that in which the electrode pin insertion hole 39 and the like of the socket 22 are provided, it is possible to prevent the lighting device 10 from being enlarged.

  In this case, since the notch 53 is provided in the reflector 23 corresponding to the region of the electrode pin insertion hole 39 and the like of the socket 22, the insulation between the conducting portion and the reflector 23 can be secured, and the socket It is possible to mount the lamp device 11 to 22. Further, the socket body 30 is provided with a recess 38, and the clamping portion 54 of the reflector 23 and the fastening means 24 are disposed in the recess 38, so that the reflector 23 and the fastening means 24 are connected to the lamp device 11 to the socket 22. Can be an obstacle to wearing.

  Further, the co-fastening means 24 is provided in the peripheral region of the different socket body 30 with respect to the extension line along the insertion direction P of the electric wire 44 to the terminal portion 42, so that the socket 22 is not enlarged. The terminal block function can be integrated and the design freedom of the socket 22 can be increased.

  Further, since the power supply terminal portion 41 is disposed between the sandwiching portion 54 of the reflector 23 and the top plate 21, the electric wire 44 can be inserted from the outside and connected to the power supply terminal 32.

  Next, FIG. 5 and FIG. 6 show a second embodiment. In addition, the same code | symbol is used about the same structure as 1st Embodiment, and the description of the structure and effect is abbreviate | omitted.

  A flange portion 60 is provided on the outer peripheral portion of the socket body 30, and an insertion hole 46 through which the co-fastening means 24 is inserted is provided in the flange portion 60. The insertion hole 46 is provided in the vicinity of the terminal portion 42 and on the outer diameter side of the terminal portion 42.

  The opening 52 of the reflector 23 is fitted to the outer periphery of the socket body 30, and the sandwiching portion 54 that is the upper surface portion 50 of the reflector 23 is disposed in the flange portion 60. The insertion hole 55 of the clamping part 54 is also provided corresponding to the position of the insertion hole 46 of the flange part 60.

  Then, since the outer diameter side of the terminal part 42 of the socket body 30 is sandwiched between the top plate 21 and the clamping part 54 of the reflector 23, the reflector 23 and the joint fastening means 24 are connected to the socket 22 of the lamp device 11 It is possible to prevent an obstacle to wearing.

  Furthermore, since the joint fastening means 24 jointly fastens the vicinity of the terminal portion 42 of the socket 22, it is possible to reduce the influence of the socket 22 being moved by the electric wire 44 connected to the terminal portion 42.

  Also in the second embodiment, the joint fastening means 24 is provided in the peripheral region of the socket body 30 different from the extension line along the insertion direction P of the electric wire 44 to the terminal portion 42, so that the socket The terminal block function can be integrated without increasing the size of the socket 22, and the design freedom of the socket 22 can be increased.

  In the configuration of the lighting device 10 of the second embodiment, the socket body 30 of the socket 22 may be screwed to the top plate 21 with a plurality of screws to increase the fixing strength between the socket 22 and the top plate 21. Good.

  Note that the pin receiving terminal portion 40 where the pin receiving terminal 31 is disposed and the power terminal portion 41 where the power terminal 32 is disposed may be disposed at different locations of the socket body 30. For example, the pin receiving terminal portion 40 and the power supply terminal portion 41 may be disposed at different positions in the circumferential direction of the socket body 30, or at different positions in the radial direction or height direction of the socket body 30. Also good.

  The lamp device 11 and the socket 22 are not limited to those corresponding to the GX53 type base, but may be those corresponding to the GH76p type base or the GH69h type base.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

10 Lighting equipment
11 Lamp device
17 Protrusion
19 Electrode pin
21 Top plate
22 socket
23 Reflector
24 Tightening means
30 Socket body
31-pin receiving terminal
32 Power supply terminal
35 Entrance
40-pin receiving terminal
41 Power supply terminal
44 Electric wire
54 Holding part P Insertion direction

Claims (5)

With the top board;
An insertion port through which the protrusion of the lamp device is inserted is provided at the center, and a socket body in which a plurality of pin receiving terminal portions are provided in the peripheral portion, and each of the plurality of pin receiving terminal portions is provided in each of the plurality of pin receiving terminal portions. A socket having a plurality of pin receiving terminals to which electrode pins are electrically connected, to which the lamp device is mounted by rotation;
A reflector having a sandwiching portion for sandwiching the socket between the top plate and the lamp device mounted in the socket;
A fastening means for fastening and fixing the socket in a state where the socket is sandwiched between the top plate and the sandwiching portion of the reflector;
An illumination device comprising: The lighting device according to claim 1, wherein the sandwiching portion of the reflector is sandwiched between the top plate and an outer diameter side of the pin receiving terminal portion of the socket. The lighting device according to claim 2, wherein the tightening means fastens and fixes a position in the vicinity of the pin receiving terminal portion of the socket. In the peripheral part of the socket body, a power supply terminal is provided and a power supply terminal part into which an electric wire electrically connected to the power supply terminal is inserted from a predetermined insertion direction is provided,
The said fastening means fixes together the area | region of the peripheral part of the said socket main body which is different with respect to the extension line along the insertion direction of the said electric wire to the said power supply terminal part. A lighting device according to any one of the above. In the peripheral part of the socket body, a power supply terminal is provided and a power supply terminal part into which an electric wire electrically connected to the power supply terminal is inserted from a predetermined insertion direction is provided,
The said power supply terminal part is connected to the said power supply terminal while the said electric wire is inserted between the said clamping part of the said reflector, and the said top plate. Lighting equipment.

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