JP6760441B2 - lighting equipment - Google Patents

Description

The present invention relates to a lighting fixture including a lamp using a light emitting element such as an LED or an organic EL as a light source.

In recent years, along with higher output and lower cost of LED, which is a kind of semiconductor light emitting element, a lighting fixture using a base type LED lamp that can be used as a substitute for HID lamp has been proposed (for example, Patent Document). 1). By the way, in a lighting fixture such as a horizontal lighting device that illuminates only a specific direction, it is necessary to align the irradiation direction of the LED lamp with the irradiation direction of the fixture body. Therefore, in the LED lamp described in Patent Document 1, after the base is attached to the lamp holder, the light source module is connected to the base so as to face a predetermined irradiation direction.

Utility Model Registration No. 3177908

An object of the present invention is to provide a lighting fixture.

The present invention includes an instrument body and a lamp attached to the instrument body, and the lamp has a light source unit and a base portion having a base screwed and connected to a socket of the instrument body. and, to the instrument body, a fixing jig for fixing the light source portion is provided, wherein the fixture, have a socket retaining portion provided in the socket, the instrument body, an opening for emitting light The socket is installed in the instrument body so that the central axis of the connected lamp extends to the opening, and the socket fixing portion includes a fastening portion, a light source fixing portion, and a light source fixing portion. The fastening portion tightens and fixes the socket, the light source fixing portion is arranged on the side of the lamp facing the opening, and the light source portion of the lamp is located on the side facing the opening. Provided is a lighting fixture characterized by engaging and preventing the rotation of the light source unit .

The present invention, in the above lighting apparatus, the pre-Symbol light source fixing portion, and having at least a part pull over is the claw portion of the light source unit.

The present invention is characterized in that, in the luminaire, the socket is marked with a mark indicating the installation position of the light source fixing portion.

It is a perspective view which shows the lighting equipment which concerns on embodiment of this invention. It is a perspective view which shows the structure of the LED lamp, (A) is the perspective view which shows the LED lamp from the front surface, (B) is the perspective view which shows the LED lamp from the back surface. It is a figure which shows the state which LED lamp is fixed to the socket fixing part, (A) is a right side view, (B) is a sectional view. It is a figure which shows the structure of the socket fixing part, (A) is the perspective view which shows the socket fixing part from the front surface, (B) is the perspective view which shows the socket fixing part from the back surface. It is a perspective view of the lighting fixture which shows the state which LED lamp is attached to the socket of the fixture body. It is sectional drawing of the lighting fixture which shows the attachment structure of the fixture fixing part to a lighting fixture.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a diagram showing a configuration of a lighting fixture 3 according to the present embodiment. The lighting fixture 3 includes a fixture body 100 and an LED lamp 1 attached to the fixture body 100. In the following description, the front and back of the LED lamp 1 are defined as the front and back directions of light emitted from the light source. Further, the upper and lower sides of the LED lamp 1 are defined with the base 40 side as the bottom in the axial direction of the base 40, which will be described later.

As shown in FIG. 1, the fixture main body 100 has an existing socket 105, and the LED lamp 1 is attached to the socket 105 for use. The LED lamp 1 has a light output that can be used in place of an existing discharge lamp of a high output type such as a HID lamp. Further, the LED lamp 1 can be attached to the instrument body 100 without replacing the existing instrument body 100 to which the discharge lamp has been conventionally attached. Further, the LED lamp 1 is a base-type lamp provided with a base 40 (see FIG. 2), and the base 40 can be used by being attached to the socket 105 of the fixture main body 100.
The luminaire 3 has an opening 103 that opens in the direction of radiation of light, and a main body glove 101 (see FIG. 6) is detachably attached to the opening 103. The LED lamp 1 is configured so that the base 40 can be screwed into the socket 105 of the instrument main body 100 from the opening 103 from which the main body glove 101 is removed.

By the way, the discharge lamp is lit by AC power, but the light emitting element such as LED is lit by DC power. Therefore, when the LED lamp 1 using an LED as a light source, which is an example of a light emitting element, is lit by an AC commercial power supply, the DC power is supplied to the LED lamp 1 through a power supply circuit that converts the commercial power supply into DC power. .. The LED lamp 1 of the present embodiment does not have a built-in power supply circuit, but has a power supply circuit provided on the side of the socket 105, and DC power is input from the socket 105 through the base 40. In other words, when the LED lamp 1 is attached to an existing lamp for a discharge lamp, the ballast provided in the lamp is replaced with a power supply circuit.
The LED lamp 1 of the present embodiment is, for example, a security lamp using a mercury lamp of 100 W to 300 W, and is a lamp that can be used as a substitute for the mercury lamp. Further, the LED lamp 1 is a lamp having a total length of about 15 cm to 30 cm including the base 40.

Next, the configuration of the LED lamp 1 will be described in detail.
As shown in FIG. 2, the LED lamp 1 includes a light source unit 10 (light source unit) provided with a light source and a light source holding unit 30 (light source holding unit) holding the light source unit 10. The light source holding unit 30 has a base 40 and extends in a columnar shape along the central axis O of the base 40. The base 40 is a screw-in type (turn-in type) generally called an E-type base such as an E26 type or an E39 type, is configured according to the size of an existing socket 105, and is screwed into the socket 105. It can be installed. A DC power supply is supplied to the base 40 through the socket 105, and the LED is turned on by supplying the DC power supply to the light source unit 10. A plug-in type may be used for the base 40.

The light source unit 10 includes a light source module 20 including an LED 11 as an example of a light emitting element as a light source, and a rectangular flat plate-shaped base 16 on which the light source module 20 is arranged on the surface. The light source unit 10 includes a lamp main body 15 including two bases 16 and a light source module 20 provided on each base 16. The two bases 16 are connected in a V shape so that the angle α formed by each other is 45 ° to 135 °. The angle α formed by the two bases 16 can be appropriately set according to the shape of the fixture body 100 and the specified light distribution of the lighting fixture 3. In the LED lamp 1 of the present embodiment, the angle α formed by the two bases 16 is set to approximately 90 °.

The light source module 20 is a rectangular module extending along the axial direction of the base 40, and includes a mounting board 12 and a plurality of LEDs 11 mounted on the surface of the mounting board 12. The LED lamp 1 of the present embodiment includes two light source modules 20, and these light source modules 20 are arranged in a posture extending in the axial direction of the base 40 and supported by each of the bases 16 connected in a V shape. Has been done. The LED lamp 1 is configured so that a desired light distribution can be obtained by the light from the light source module 20 arranged on each base 16. The lighting fixture 3 includes an optical member such as a reflecting mirror 102 provided inside the fixture body 100, and at least one of the light from the LED lamp 1 mounted at a predetermined position (angle) with respect to the fixture body 100. The portion may be reflected by the reflecting mirror 102 to form a desired light distribution.

A glove 13 (cover) covering the light source module 20 is arranged on each base 16. The glove 13 is formed in a rectangular shape in a plan view and a semi-elliptical cross section by using a translucent material such as a resin material. According to this configuration, since the light source module 20 is covered with the glove 13, it is possible to prevent the operator's hand or the like from directly touching the LED 11 when handling the LED lamp 1.

A plurality of plate-shaped cooling fins 17 are arranged on the back surface of the base 16. Each cooling fin 17 extends from the outer end 16A of the base 16 in the lateral direction of the base 16. The cooling fins 17 cool the LED 11 by absorbing and dissipating the heat of the LED 11 transferred from the light source module 20 arranged on the surface of the base 16 to the base 16. In the lamp body 15, the two bases 16 and the cooling fins 17 are integrally molded from a metal material having high thermal conductivity such as aluminum. It is desirable that the lamp body 15 is formed by casting (for example, aluminum die casting).

The light source holding unit 30 includes a base 40 and a base receiver 31. The mouthpiece receiver 31 is formed of a resin material such as polycarbonate resin in a columnar shape having a hollow portion, and the mouthpiece 40 is crowned from below. A circuit board (not shown) electrically connected to the base 40 is housed inside the hollow of the base receiver 31.

The light source unit 10 is configured to be rotatable with respect to the light source holding unit 30 with the central axis O of the base 40 as the center of rotation. As a configuration in which the light source unit 10 is rotatable with respect to the light source holding unit 30, for example, the light source unit 10 and the light source holding unit 30 are separately configured to form the light source unit 10 and the light source holding unit 30. 30 may be connected by a ring-shaped connecting tool 50. The connector 50 may be configured to be loosely fitted to the upper end of the light source holding unit 30 and threaded inward, for example. The connector 50 is screwed into a screw thread provided at the lower end of the light source unit 10 to connect the light source unit 10 to the light source holding unit 30 in a state where the irradiation direction of the light source unit 10 is directed to a predetermined direction.
Further, as another configuration in which the light source unit 10 is rotatable with respect to the light source holding unit 30, the light source unit 10 and the light source holding unit 30 are moved relative to each other by moving the light source unit 10 in the axial direction. It may be integrally configured so that the rotatable state and the connected state can be switched. In any other configuration, the light source unit 10 may be rotatable with respect to the light source holding unit 30.

By the way, in the LED lamp 1, the light source unit 10 is configured to be rotatable with respect to the light source holding unit 30, and after the base 40 is attached to the socket 105, the light source unit 10 is rotated with respect to the light source holding unit 30. By moving the LED lamp 1, the irradiation direction of the LED lamp 1 is adjustable so as to match the irradiation direction of the instrument main body 100. However, if the irradiation direction of the fixture body 100 and the irradiation direction of the LED lamp 1 cannot be properly matched, a part of the light of the LED lamp 1 is irradiated into the fixture body and is wasted. Therefore, in the present embodiment, the fixture body 100 is provided with a fixing jig 60 that serves as a guideline for adjusting the irradiation direction of the LED lamp 1 and can fix the light source unit 10 of the LED lamp 1 toward an appropriate irradiation direction. It is provided in.

3 and 4 are views showing the configuration of the socket fixing portion 70, which is an example of the fixing jig 60.
As shown in FIG. 3, the socket fixing portion 70 is attached to the socket 105 provided in the instrument main body 100. As shown in FIG. 4, the socket fixing portion 70 includes a socket fastening portion 71 and a light source fixing portion 76. The socket fastening portion 71 is an annular clamp formed of a plastic material, and has slits 72 provided above and below the socket fastening portion 71. The socket fastening portion 71 is configured so that the slit 72 can be opened so that the one end portion 73A and the other end portion 73B that oppose each other across the slit 72 can be separated from each other. One end 73A and the other end 73B are provided with connecting portions 74 that project vertically in the outer diameter direction from above and below the socket fastening portion 71. A screw hole 75 is provided in the connecting portion 74, and a screw (not shown) is fitted into the screw hole 75 to connect one end portion 73A and the other end portion 73B, and the slit 72 can be closed.

The socket fastening portion 71 has a light source fixing portion 76 at a position facing the slit 72. The light source fixing portion 76 extends upward along the central axis O from the outer peripheral surface of the socket fastening portion 71, and a claw portion 77 is provided at the tip portion of the light source fixing portion 76.
As shown in FIG. 3, the socket fixing portion 70 is mounted so as to be provided around the outer periphery of the socket 105 through a gap between the slits 72, and the connecting portion 74 is connected by a screw screwed into the screw hole 75. By doing so, the slit 72 is closed and fixed to the socket 105.

A top surface 78 having a through hole 79 formed is provided at the upper end of the socket fastening portion 71. The through hole 79 is a hole having substantially the same diameter as the inner diameter of the socket 105, and the base 40 of the LED lamp 1 is inserted into the socket 105 through the through hole 79. Further, when the socket fastening portion 71 is attached to the socket 105, the lower surface of the top surface 78 is brought into contact with the upper end of the socket 105 so that the socket fastening portion 71 is positioned in the axial direction. It is configured.
Although not shown, for example, the socket 105 is pre-marked with a mark indicating the installation position of the slit 72 of the socket fastening portion 71 or the light source fixing portion 76, and the socket fixing portion 70 is set in accordance with this mark. It may be configured so that it can be attached to the socket 105.

The light source unit 10 is provided with a hooking portion 25 on which the claw portion 77 of the socket fixing portion 70 is hooked on the lamp main body 15. The hook portion 25 is formed by projecting the lower portion of the V-shaped connecting end portion to which the two bases 16 are connected. The claw portion 77 is configured to be hooked on the hook portion 25 by surrounding the hook portion 25 above and both sides thereof. The light source unit 10 is configured so that the irradiation direction is directed to a desired direction by rotating the hooking portion 25 to a position where the hooking portion 25 is hooked on the claw portion 77 of the socket fixing portion 70. In this way, the socket fixing portion 70 serves as a guideline for aligning the irradiation direction of the light source unit 10 with a predetermined direction. Further, the irradiation direction of the light source unit 10 is appropriately directed to a predetermined direction by a simple operation of rotating the light source unit 10 until the hook portion 25 of the light source unit 10 is caught by the claw portion 77 of the socket fixing portion 70. be able to.
Further, since the socket fixing portion 70 can be easily attached to the existing socket 105 by opening the slit 72 of the socket fastening portion 71, the irradiation direction of the light source unit 10 can be determined without replacing the instrument main body 100. A pointer for adjusting the direction can be easily provided on the instrument body 100.

Further, the luminaire 3 is used as a road light or a street light, and the luminaire body 100 may be supported by a pole installed on the shoulder of a road or the like, and vibration (for example, vibration caused by a vehicle passing through the road). ) Is affected. In particular, in a configuration in which the base 40 is screwed into the socket 105 to support the LED lamp 1, the base 40 rotates with respect to the socket 105 due to vibration, and the irradiation direction of the LED lamp 1 deviates from the irradiation direction of the lighting fixture 3. In some cases. However, according to the configuration of the present embodiment, the socket fixing portion 70 is fixed to the socket 105, and the hook portion 25 of the light source unit 10 is hooked on the claw portion 77 of the socket fixing portion 70, so that the light source unit 10 is mounted on the socket 105. Can be fixed to. As a result, the LED lamp 1 and / and the light source unit 10 can be prevented from rotating due to the vibration of the fixture body 100, and the irradiation direction of the LED lamp 1 is changed by the vibration of the fixture body 100 of the lighting fixture 3. It is possible to prevent deviation from the irradiation direction.

When the base 40 is attached to the socket 105 and the LED lamp 1 is attached to the fixture body 100, as shown in FIG. 5, the claw portion 77 of the socket fixing portion 70 is caught by the hook portion 25 of the light source unit 10. If not, it can be easily determined that the irradiation direction of the LED lamp 1 and the irradiation direction of the lighting fixture 3 do not match. As described above, in the LED lamp 1, since the light source unit 10 is configured to be rotatable with respect to the light source holding unit 30, the claw portion 77 of the socket fixing portion 70 is hooked on the hook portion 25 of the light source unit 10. By rotating the light source unit 10 to the position, the irradiation direction of the LED lamp 1 can be easily adjusted to the irradiation direction of the luminaire 3.

FIG. 6 is a diagram showing a configuration of an instrument fixing portion 80, which is another example of the fixing jig 60.
The socket fixing portion 70 described above was fixed to the socket 105, and the light source unit 10 was fixed to the socket 105. On the other hand, the fixture fixing portion 80, which is another example of the fixing jig 60, has a configuration in which the light source unit 10 is directly fixed to the fixture body 100.
More specifically, the fixture fixing portion 80 is a rod-shaped member extending between the fixture body 100 and the LED lamp 1. The fixture fixing portion 80 may have a structure that can be expanded and contracted in the length direction. One end 81 is attached to the fixture body 100, the LED lamp 1 is attached to the fixture body 100, and the other end 82 is a light source unit. It is configured to abut on the upper end of 10. The upper end surface of the light source unit 10 and the V-shaped connecting end portion to which the two bases 16 are connected may be provided with a receiving portion (not shown) for receiving the other end 82 of the fixture fixing portion 80. ..

Further, the fixture fixing portion 80 is arranged between the fixture body 100 and the light source unit 10 in a contracted state, with one end 81 pressing the fixture body 100 and the other end 82 pressing the light source unit 10. The light source unit 10 may be fixed to the instrument main body 100 by the force acting in the extending direction. The branch 108 of the instrument body 100 pressed by one end 81 is provided with a pressure distribution member 109 that disperses the pressure caused by the instrument fixing portion 80. The pressure distribution member 109 is an elastic mat-like member such as rubber or sponge, and is configured so that the pressing force of one end 81 of the instrument fixing portion 80 does not concentrate on one point of the instrument body 100. The branch 108 of the instrument main body 100 pressed by one end 81 may be provided on the main body glove 101, and the pressure distribution member 109 may be attached to the main body glove 101. In this case, the pressure distribution member 109 is provided at a position that does not block the irradiation of light from the LED lamp 1.
Further, the fixture fixing portion 80 may be mounted on the light source unit 10 in a contracted state, and one end 81 may press the fixture body 100 by extending to fix the light source unit 10 to the fixture body.

The irradiation direction of the light source unit 10 is the irradiation direction of the lighting fixture 3 between the branch 108 of the fixture body 100 that receives one end 81 of the fixture fixing portion 80 and the receiving portion of the light source unit 10 that receives the other end 82 of the fixture fixing portion 80. The fixture fixing portion 80 is configured to be stably held by a pressing force between the fixture body 100 and the light source unit 10 when the fixture is properly oriented.

In a high-power LED lamp, the weight of the lamp is increased to some extent, and in a configuration in which the LED lamp 1 is held only in the socket 105, the load applied to the socket 105 is also increased. In the present embodiment, the LED lamp 1 can be fixed to the fixture body 100 by the fixture fixing portion 80, so that the load applied to the socket 105 can be reduced and the LED lamp 1 can be held and fixed more stably. it can. Further, since the LED lamp 1 is fixed to the fixture body 100 by the fixture fixing portion 80, it is possible to prevent the base 40 from loosening with respect to the socket 105 due to the vibration of the fixture body 100. Further, the light source unit 10 is rotated with respect to the light source holding unit 30 so that the fixture fixing portion 80 can be stably arranged between the light source unit 10 and the fixture body 100. The irradiation direction of 10 can be appropriately adjusted to the irradiation direction of the lighting fixture 3. Further, it is possible to prevent the light source unit 10 from rotating due to the vibration of the fixture body 100 due to the pressing force of the fixture fixing portion 80.

As described above, according to the lighting fixture 3 of the present embodiment, the following effects are obtained.
That is, the lighting fixture 3 includes a fixture body 100 and an LED lamp 1 attached to the fixture body 100, and the LED lamp 1 has a light source holding unit 30 having a base 40 connected to a socket 105 of the fixture body 100 ( A base unit) and a light source unit 10 (light source unit) that is rotatably provided with respect to the light source holding unit 30 and irradiates a specific irradiation direction. A fixing jig 60 for fixing in the irradiation direction was provided.
According to this configuration, the light source unit 10 can be fixed in a predetermined irradiation direction by the fixing jig 60, so that the irradiation direction of the LED lamp 1 can be appropriately aligned with the irradiation direction of the lighting fixture 3. It can be easily done, and the light of the LED lamp 1 can be efficiently irradiated.

Further, according to the present embodiment, the fixing jig 60 has a socket fixing portion 70 provided in the socket 105. According to this configuration, since the socket fixing portion 70 as the fixing jig 60 is provided in the socket 105, the socket 105 and the light source unit 10 can be fixed, and the base 40 is generated by the vibration of the instrument body 100. Can be prevented from loosening from the socket 105, and can be configured to be resistant to vibration.

Further, according to the present embodiment, the socket fixing portion 70 has a socket fastening portion 71 and a light source fixing portion 76, the socket fastening portion 71 is tightened and fixed to the socket 105, and the light source fixing portion 76 is fixed. It has a claw portion 77 that is hooked on at least a part of the light source unit 10. According to this configuration, since the socket fixing portion 70 is tightened and fixed to the socket 105, the socket fixing portion 70 can be easily attached to the socket 105 provided in the existing instrument main body 100. Further, the light source unit 10 can be fixed by the socket fixing portion 70 with a simple configuration in which the claw portion 77 is hooked on at least a part of the light source unit 10.

Further, according to the present embodiment, the fixing jig 60 has an instrument fixing portion 80 extending between the instrument main body 100 and the light source unit 10. According to this configuration, the light source unit 10 can be fixed by the fixture fixing portion 80 extending between the fixture main body 100 and the light source unit 10, and the load applied to the socket 105 is reduced by the weight of the light source unit 10. be able to.

Further, according to the present embodiment, the fixture fixing portion 80 is configured to be expandable and contractible, and the light source unit 10 is pressed against the fixture body 100 by one end 81 pressing the fixture body 100 and the other end 82 pressing the light source unit 10. Fix it against. According to this configuration, the instrument fixing portion 80 can be easily attached to the existing instrument body 100. Further, the fixture fixing portion 80 can be attached even when the LED lamp 1 is attached to the fixture main body 100, and the weight of the light source unit 10 is distributed not only to the socket 105 but also to the fixture main body 100 by the fixture fixing portion 80. be able to. Further, since the light source unit 10 is fixed to the fixture body 100 by the fixture fixing portion 80, it is possible to prevent the base 40 from loosening from the socket 105 due to the vibration of the fixture body 100, and the configuration is strong against vibration. it can.

Further, according to the present embodiment, the fixture fixing portion 80 is mounted on the light source unit 10 in a contracted state, and the tip presses the fixture body 100 by extending the fixture to fix the light source unit 10. According to this configuration, by attaching the light source unit 10 on which the fixture fixing portion 80 is mounted to the existing fixture main body 100, the weight of the LED lamp 1 is not only attached to the socket 105 but also to the fixture main body 100 by the fixture fixing portion 80. Can be dispersed. Further, since the light source unit 10 is fixed to the fixture body 100 by the fixture fixing portion 80, it is possible to prevent the base 40 from loosening from the socket 105 due to the vibration of the fixture body 100, and the configuration is strong against vibration. it can.

Further, according to the present embodiment, the instrument fixing portion 80 is provided with a pressure distribution member 109 at a portion connected to the instrument body 100. According to this configuration, the pressure distribution member 109 does not concentrate the pressing force of one end 81 of the fixture fixing portion 80 on one point of the fixture body 100, and the weight of the LED lamp 1 can be distributed to the fixture body 100.

It should be noted that the above-described embodiment is merely an example of one aspect of the present invention, and can be arbitrarily modified and applied without departing from the spirit of the present invention.
For example, in the above-described embodiment, the LED is exemplified as an example of the light emitting element, but the present invention is not limited to this, and other light emitting elements such as an organic EL may be used.

1 LED lamp 3 Lighting equipment 10 Light source unit (light source unit)
11 LED
20 Light source module 25 Hooking part 30 Light source holding unit (base part)
40 Base 60 Fixing jig 70 Socket fixing part 71 Socket fastening part (fastening part)
76 Light source fixing part 80 Instrument fixing part 81 One end 82 The other end 100 Instrument body 105 Socket O Central axis

Claims (3)

With the instrument body
With a lamp attached to the fixture body,
The lamp has a light source unit and a base portion having a base that is screwed and connected to a socket of the fixture body.
A fixing jig for fixing the light source portion is provided on the instrument body.
The fixture, have a socket retaining portion provided in the socket,
The instrument body has an opening that emits light.
The socket
It is installed in the fixture body so that the central axis of the connected lamp extends to the opening.
The socket fixing portion is
It has a fastening part and a light source fixing part,
The fastening part is
Tighten and fix the socket
The light source fixing portion is
A lighting fixture that is arranged on the side of the lamp facing the opening and engages with the light source portion of the lamp on the side facing the opening to prevent the light source portion from rotating . Before Symbol light source fixing portion, the lighting instrument according to claim 1, characterized in that it comprises at least a part pull over is the claw portion of the light source unit. The luminaire according to claim 1 or 2 , wherein the socket is marked with a mark indicating an installation position of the light source fixing portion.

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