JP2012181968A - Bulb type lamp, and lighting fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bulb type lamp capable of improving workability when mounting/dismounting it in/from a socket of a lighting fixture, as well as the lighting fixture using the bulb type lamp.SOLUTION: The bulb type lamp 1 is provided with: a body 3; a light source portion 2 fitted to the body 3; a translucent globe 7 equipped with a finger-hooking concave part 71 covering the light source part 2 and formed at an outer periphery part of an axis center; a cap 6 connected to one end side of the body 3; and a lighting device 4 carrying out lighting control of the light source portion 2.

Description

  Embodiments described herein relate generally to a light bulb shaped lamp having a light-transmitting globe that covers a light source section and a lighting fixture using the light bulb shaped lamp.

  Recently, along with higher output, higher efficiency, and widespread use of LEDs, attention has been focused on bulb-type LED lamps that can be expected to have a long life using LEDs as light sources.

  For example, a light bulb-shaped LED lamp with a relatively large output intended to be replaced with an HID lamp has been developed. In this case, the lamp body becomes larger as the output increases, and the outside of the globe that covers the front side of the light source is removed. The diameter tends to increase.

LED eye lamps | LED lamps | LED lighting fixtures LEDioc | Iwasaki Electric Co., Ltd. [Search on February 18, 2011] for lighting fixtures, lamps, and light application technology (https://www.iwasaki.co.jp/product/ lighting_field / led / lamp / eye-lamp.html)

For this reason, in the bulb-type lamp that has been increased in size as described above, the bulb-type lamp cannot be easily attached to and detached from the socket of the lighting fixture, and the bulb-type lamp can be held with one hand. This makes it difficult to hold and use both hands to perform attachment and detachment work, which may reduce work efficiency.
In addition, particularly when working at a high place, there arises a problem that safety is lowered.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a light bulb shaped lamp capable of improving workability when attached to and detached from a socket of a lighting fixture and a lighting fixture using the bulb shaped lamp. And

  A light bulb shaped lamp according to an embodiment of the present invention includes a main body, a light source portion disposed in the main body, and a light-transmitting portion that covers the light source portion and includes a finger-hanging recess formed on the outer peripheral portion of the shaft center. With glove. Moreover, the base connected to the one end side of the said main body and the lighting device which controls lighting of the said light source part are provided.

  According to the embodiment of the present invention, it is possible to provide a light bulb shaped lamp that can improve workability when being attached to and detached from a socket of a lighting fixture and a lighting fixture using this bulb shaped lamp.

1 is a perspective view showing a light bulb shaped lamp according to a first embodiment of the present invention. FIG. 2 is a front view showing a section mainly covered with a globe in a cross section along the line XX in FIG. 1 in the light bulb shaped lamp. It is a top view which shows the front side (globe) of the same lightbulb-shaped lamp. It is a perspective view which shows mounting | wearing operation to the lighting fixture of the same lightbulb-shaped lamp. It is a perspective view which shows the lighting fixture (Example 1) to which the same lightbulb-shaped lamp is applied. It is sectional drawing which shows the lighting fixture (Example 2) to which the same lightbulb-shaped lamp is applied. It is a front view equivalent to FIG. 2 which shows the lightbulb-shaped lamp (Example 1) which concerns on the 2nd Embodiment of this invention. It is a front view equivalent to FIG. 2 which shows the lightbulb-shaped lamp (Example 2) which concerns on the 2nd Embodiment of this invention. It is a front view which shows the light bulb shaped lamp which concerns on the 3rd Embodiment of this invention. It is sectional drawing which shows the lighting fixture to which the same lightbulb-shaped lamp is applied.

  A first embodiment of the present invention will be described below with reference to FIGS. 1 to 4 show a light bulb shaped LED lamp 1 as a light bulb shaped lamp, and FIGS. 5 and 6 show an embodiment of a lighting fixture to which the light bulb shaped LED lamp 1 is mounted.

1 to 3, a light bulb-shaped LED lamp 1 includes a light source unit 2, a heat conductive main body 3 thermally coupled to the light source unit 2, and a lighting device 4 that controls lighting of the light source unit 2. The lighting device 4 includes a cover member 5, a base 6 attached to the cover member 5, and a globe 7 that covers the light source unit 2 and is attached to the main body 3.
As shown in FIG. 2, the light source unit 2 includes a substrate 21 and a plurality of LEDs 22 mounted on the substrate 21.

  The substrate 21 is formed in a substantially circular shape, and is attached so that the back side is in close contact with the main body 3. In order to improve the heat dissipation of each LED 22, it is preferable to apply a metal material having good thermal conductivity such as aluminum and excellent heat dissipation to the substrate 21 as the base plate. In this embodiment, a metal base substrate in which an insulating layer is laminated on one surface of an aluminum base plate is employed as the substrate 21. When it is desired to provide the base plate with insulating properties, a ceramic material or a synthetic resin material such as a glass epoxy resin, which has relatively good heat dissipation characteristics and excellent durability, can be applied.

  A plurality of LEDs 22 are arranged and mounted directly on the insulating layer of the substrate 21. The plurality of LEDs 22 are LED bare chips. For example, an LED bare chip that emits blue light in order to cause white light to be emitted from the light emitting unit is used. The bare chip of this LED is bonded onto the substrate 21 using a silicone resin adhesive.

  A frame member 23 is provided around the mounting area of the LEDs 22 on the substrate 21. The frame member 23 is bonded onto the substrate 21 by, for example, applying a non-cured silicone resin having a predetermined viscosity on the substrate 21 in a frame shape using a dispenser, and then curing by heating.

A sealing member 24 is filled inside the frame member 23. The sealing member 24 is made of a translucent synthetic resin, for example, a transparent silicone resin, and seals the mounting region of the LED 22. The sealing member 24 contains an appropriate amount of phosphor. The phosphor is excited by light emitted from the LED 22 and emits light having a color different from the color of light emitted from the LED 22. In the present embodiment in which the LED 22 emits blue light, a yellow phosphor that emits yellow light that is complementary to the blue light is used as the phosphor so that white light can be emitted. Yes.
As the LED, an LED package mounted on a substrate by a surface mounting method may be applied.

The main body 3 is made of, for example, a metal material such as aluminum having good thermal conductivity, and a cylindrical portion 31 is formed on one end side, and the diameter is gradually expanded from the cylindrical portion 31 toward the other end side. The enlarged-diameter portion 32 has a plurality of radiating fins. Note that the diameter of the columnar portion 31 is formed to be approximately the same as the diameter of the cap 6 described later. Further, an attachment surface for attaching the substrate 21 is formed on the other end side (upper side in the drawing) of the main body 3.

  The lighting device 4 is accommodated in a cover member 5 and is configured by mounting circuit components such as a transistor Q and a resistance element R on a circuit board. The lighting device 4 is connected to the light source unit 2, specifically, is connected to the LED 22 via the substrate 21, and controls the lighting thereof.

  The cover member 5 is formed in a cylindrical shape by an insulating material such as PBT resin, and is disposed inside the main body 3, and one end side of the main body 3 and a base are provided on the outer peripheral surface of the intermediate portion. A flange F for insulating the gap 6 protrudes in the radial direction and is interposed in the entire circumferential direction. The lighting device 4 is accommodated in the cover member 5 as described above.

The base 6 is, for example, an E39 base, and is electrically connected to the lighting device 4 by wiring. A cylindrical shell having a screw thread to be screwed into a lamp socket of the lighting fixture body, and a top of the shell And an eyelet provided via an insulating portion.
The globe 7 is formed in a substantially spherical shape with a synthetic resin such as polycarbonate having translucency and light diffusibility so as to cover the light source unit 2.

  On the outer surface of the globe 7, a finger resting recess 71 is formed. This finger-hanging recess 71 has a function of facilitating the mounting operation by placing a finger when the bulb-type LED lamp 1 is mounted on the lamp socket of the luminaire body.

  More specifically, a plurality of, preferably three or more, finger resting recesses 71 are formed on the outer periphery of the axis center O of the globe 7. In this embodiment, the recesses 71 for fingers are centered on the axis center O of the globe 7. Four concentric circles are formed. As shown in FIGS. 2 and 3, the outer diameter D of the globe 7 is about 120 mm to 160 mm. The recessed portion 71 for hooking the finger is a bottomed cylindrical recessed portion, and the inner diameter d of the recessed portion 71 is 20 mm or more and 30 mm or less, and the depth dimension a thereof is 10 mm or more and 30 mm or less so that the finger can be easily inserted. It is preferable to form it. In the present embodiment, the inner diameter d of the recess 71 is 30 mm, and the depth dimension a is 30 mm.

  Moreover, it is preferable to set the space | interval dimension L between the center points of each recessed part 71 to 40 mm or more and 120 mm or less, and the space | interval dimension L is set to 60 mm in this embodiment.

  Thus, by forming three or more recesses 71 for hooking fingers, it is possible to insert three fingers into the recesses 71 and hang the fingers, making it easy to mount the LED lamp 1 and good workability. It becomes. Further, by forming the inner diameter d of the recess 71 to be not less than φ20 mm and not more than φ30 mm, it is easy to insert a finger, and in addition, it is possible to reduce the influence on the light distribution characteristics of the light emitted from the light source unit 2. Become. Furthermore, by forming the depth dimension a to be 10 mm or more and 30 mm or less and setting the distance dimension L between the center points of the recesses 71 to 40 mm or more and 120 mm or less, it is possible to ensure an appropriate holding force by a plurality of fingers. It becomes possible.

  Next, with reference to FIG. 4, the outline | summary in the case of mounting operation of the LED lamp 1 to the lamp socket of a lighting fixture main body is demonstrated. The figure shows a case where the cap 6 is screwed into the lamp socket S side from below.

  For example, three fingers that are easy to insert in one hand are inserted into the finger resting recess 71 of the globe 7 and the LED lamp 1 is held by hooking the fingers, and the base 6 is rotated to turn the base 6 to the lamp socket S side. Screw in. In this case, it is only necessary to select a concave portion 71 that can be easily inserted in position among the plurality of concave portions 71 for hanging fingers.

  Further, the fingers may be inserted into the four recesses 71. Further, while supporting the globe 7 with one hand, the finger is held and rotated with the finger resting recess 71 with the other hand. May be.

Thus, since the recessed part 71 for fingering is formed, the operation | work at the time of attaching and removing the LED lamp 1 to the socket of a lighting fixture main body can be performed easily, and the LED lamp 1 is hold | maintained with one hand. This makes it possible to improve work efficiency.
Furthermore, the certainty of holding the globe 7 is increased, and it is possible to reduce a problem that the LED lamp 1 is dropped and damaged.

In the LED lamp 1 configured as described above, when the base 6 is attached to the socket of the lighting fixture body and energization is performed, the lighting device 4 operates to supply power to the light source unit 2 and the LED 22 emits light. . Light emitted from the LED 22 is diffused and irradiated through the globe 7. In this case, since the finger-hanging recess 71 protrudes to the inside of the globe 7, it acts to increase the diffusion effect of the light emitted from the LED 22. Further, the heat generated from the LED 22 as the LED 22 emits light is mainly transmitted from the substantially entire back surface of the substrate 21 to the main body 3, and the temperature increase of the LED 22 can be suppressed by the heat radiation.
Next, with reference to FIG.5 and FIG.6, the Example of the lighting fixture which mounted | wore with the said lightbulb-shaped LED lamp 1 is described.
Example 1

  FIG. 5 shows a road lamp as a lighting fixture. The road lamp 10 is configured by attaching a lamp 12 to an upper end portion of a column 11. The column 11 is erected on the road, and the road is illuminated by the light emitted from the lamp 12. Inside the lamp 12, the socket is mounted so that the irradiation surface side (the globe 7 side) of the light bulb-shaped LED lamp 1 faces downward or sideways, and light from the light source unit 2 passes through the globe 7 and is emitted. It has come to be.

According to such a lighting fixture, the effect which the said LED lamp 1 show | plays can be implement | achieved, and it becomes possible to perform the operation | work at the time of attaching and removing the LED lamp 1 to the socket of a lighting fixture main body easily. .
(Example 2)
FIG. 6 shows a street lamp as a lighting fixture. In addition, the same code | symbol is attached | subjected and demonstrated to the part which is the same as that of Example 1, or an equivalent.

  The street lamp 10 is configured with a lamp 12 attached to the upper end of a column 11, and the column 11 is erected on the side of the sidewalk and illuminated on the sidewalk by light emitted from the lamp 12. The lamp 12 is formed in a substantially spherical shape as a whole, and includes an upper cover 13 and a lower cover 14 having translucency. A reflecting mirror 15 is provided in the upper cover 13, and a socket S is provided in the lower cover 41.

Therefore, the bulb-type LED lamp 1 is mounted on the socket S so that the irradiation surface side faces upward, and the light from the light source unit 2 passes through the globe 7 and is reflected by the reflecting mirror 15 to radiate downward. It has come to be.
According to such a luminaire, similarly to the first embodiment, it is possible to easily perform the work when the LED lamp 1 is attached to and detached from the socket of the luminaire main body.

Next, a second embodiment of the present invention will be described with reference to FIGS. In addition, the same code | symbol is attached | subjected to the part which is the same as that of 1st Embodiment, or an equivalent part, and the overlapping description is abbreviate | omitted.
Example 1
As shown in FIG. 7, in the present embodiment, a finger-hanging recess 71 formed on the outer surface of the globe 7 has a hemispherical shape.

Even with such a configuration, it is possible to insert the finger into the recess 71 for hooking and hold the LED lamp 1 by hooking the finger and to screw the base 6 into the lamp socket by rotating.
(Example 2)

As shown in FIG. 8, in this embodiment, the finger-hanging recess 71 formed on the outer surface of the globe 7 has a cross-sectional shape that is cut into a substantially L shape.
Even with such a configuration, the LED lamp 1 can be held by placing a finger on the finger-hanging recess 71 and can be rotated to screw the base 6 into the lamp socket.
As described above in the first and second embodiments, the finger-hanging recess 71 can be formed in various forms, and can be formed in, for example, a rectangular tube shape.

  Next, a third embodiment of the present invention will be described with reference to FIGS. FIG. 9 shows a light bulb shaped LED lamp 1 as a light bulb shaped lamp, and FIG. 10 shows a downlight 50 as a lighting fixture to which the light bulb shaped LED lamp 1 is attached. In addition, the same code | symbol is attached | subjected to the part which is the same as that of 1st Embodiment, or an equivalent part, and the overlapping description is abbreviate | omitted.

  The light bulb shaped LED lamp 1 of the present embodiment has the same size and form as a general incandescent light bulb. As the base 6, for example, an E26 base is used, and the outer diameter of the globe 7 is about 55 mm.

  Further, similarly to the first embodiment, a finger resting recess 71 is formed on the outer surface of the globe 7. Four finger hanging recesses 71 are formed on the outer periphery of the axis center O of the globe 7 on concentric circles centered on the axis center O of the globe 7.

And the recessed part 71 for fingering has a function which makes a mounting | wearing operation easy by hooking a finger | toe, when attaching the lightbulb-shaped LED lamp 1 to the lamp socket of a lighting fixture main body.
With reference to FIG. 10, the downlight 50 as a lighting fixture and the mounting state of the LED lamp 1 mounted on the downlight 50 will be described.

  The downlight 50 is installed by being inserted into an embedding hole in the ceiling surface C, and has a cylindrical main body 51 whose lower side is open, and a curved surface that is accommodated in the main body 51 and expands in the light irradiation direction. A reflecting mirror 52, a socket S, a terminal block 53, and a decorative frame 54 disposed in the irradiation opening of the reflecting mirror 52 are provided.

  In the socket S, the base 6 of the LED lamp 1 is screwed and attached. In this case, it is possible to hold the LED lamp 1 by putting the finger of the hand on the finger hanging recess 71 of the globe 7 and to rotate it, so that the mounting operation is facilitated. This is particularly effective when the gap between the globe 7 and the reflecting mirror 52 is narrow, the globe 7 and the reflecting mirror 52 approach each other, and it is difficult to grasp and hold the outer periphery of the globe 7.

  As described above, according to this embodiment, similar to the first embodiment, the LED lamp 1 can be easily attached to and detached from the socket of the luminaire body, and the work efficiency can be improved. Can be planned.

The present invention is not limited to the configuration of each of the embodiments described above, and various modifications can be made without departing from the spirit of the invention. For example, the light source is not limited to an LED, but may be a discharge tube such as an HID or a fluorescent tube.
Moreover, as a lighting fixture, it is applicable to the various lighting fixtures used indoors or outdoors.

DESCRIPTION OF SYMBOLS 1 ... Light bulb type lamp (bulb shape LED lamp), 2 ... Light source part, 3 ... Main body,
4 ... lighting device, 6 ... base, 7 ... glove,
10, 50 ... Lighting equipment (road lights, street lights, downlights), 21 ... substrates,
22... LED, 71... Recess for finger hook, S.

Claims (3)

With the body;
A light source disposed on the body;
A translucent glove that covers the light source part and includes a finger-hanging recess formed on the outer periphery of the shaft center;
A base connected to one end of the main body;
A lighting device for controlling lighting of the light source unit;
A light bulb shaped lamp characterized by comprising:   2. The light bulb shaped lamp according to claim 1, wherein a plurality of the finger hanging concave portions are formed on a concentric circle centering on an axis center of the globe. An instrument body having a socket;
The bulb-type lamp according to claim 1 or 2, which is attached to a socket of the instrument body;
The lighting fixture characterized by comprising.

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