JP4543962B2 - Lighting device - Google Patents

Description

  The present invention relates to a lighting device.

Conventionally (for example, refer to Patent Document 1), there has been an illumination device including a plurality of lamps connected between two electric wires stretched in parallel.
Japanese Utility Model Publication No. 4-46329

  However, since the lamp is a spotlight, it is difficult to distribute light uniformly and widely, and it is necessary to connect the parallel wire and the lamp with a conductor arm. In addition, since the longitudinal direction of the spotlight is the light irradiation direction, a balance weight is required to balance the weight of the lamp when the light irradiation direction is changed, which increases the size of the lamp and complicates the structure.

  Accordingly, an object of the present invention is to provide an illumination device that enables wide and uniform light distribution, has a simple instrument configuration, and is easy to install.

Lighting device comprising a pair of supports substantially parallel substantially linear Yu surface feed line is covered with an insulator that is connected to a power source, from the feed line is connected to the feed line A substantially flat lamp having a light source that emits light when supplied with electric power, and the lamp is disposed between the pair of supports, and the lamps are arranged on both side edges facing the pair of supports. A rod-like support portion that is pivotally connected via an axis that is parallel to the plane of the body and perpendicular to the longitudinal direction of the support body, and the support portion has a downward groove that fits the support body in the longitudinal direction The contact member is formed in a direction and further contacts the power supply line by being inserted into the groove opening and contacting the power supply line to electrically connect the support portion and the power supply line. .

Another lighting device of the present invention includes a pair of substantially linear supports having a feeder line connected to a power source and having a surface covered with an insulator and stretched substantially in parallel, and connected to the feeder line. A substantially flat lamp body having a light source that emits light by supplying power from the power supply line, and the lamp body is disposed between the pair of support bodies and faces the pair of support bodies. There are rod-like support portions that are pivotally connected to both side edge portions through an axis that is parallel to the plane of the lamp body and perpendicular to the longitudinal direction of the support body, and the lamp body is the pair of the lamp bodies. An outward groove for fitting the support body is formed in the longitudinal direction so as to be sandwiched by the support body, and the support body is inserted into the groove opening to bite into the insulator and feed the supply. Contact means for contacting the electric wire and electrically connecting the support portion and the feeder line is provided .

  According to the lighting device of the present invention, the lamp body has a substantially flat plate shape, so that a wide and uniform light distribution is possible, and the fixture configuration is simplified compared to the conventional example that requires a balance weight and a conductor arm, It becomes easy to attach the lamp body to the support. Since the support portions supported by the lamp body are provided along both side edges of the lamp body, it is possible to stably support the lamp body without rotating.

  If the lamp body is sandwiched between and supported by a pair of support bodies, the lamp body can be prevented from dropping due to shaking in the vertical direction or the support direction without adding a special mechanism.

  A first embodiment of the present invention will be described with reference to FIGS. That is, the lighting device includes the support bodies 1 a and 1 b and the lamp body 2.

  The supports 1 a and 1 b are linear rigid bodies having a conductor 7, for example, wires, and the surfaces are covered with an insulator 8. The supports 1a and 1b are wired in parallel in a substantially horizontal posture and are tensioned. The conductor 7 serves as a power supply line, and one end of the conductor 7 is connected to a power supply device (not shown). One support 1a is on the high voltage side and the other support 1b is on the low voltage (common) side.

  The lamp body 2 has a substantially rectangular plate shape, has a light source 3 such as an organic EL lamp unit that emits light when supplied with electric power, and forms a light emitting surface on the entire surface excluding the peripheral edge of the lamp body 2. Support parts 4 are arranged along both side edges of the lamp body 2, and the support parts 4 are rotatably connected to the lamp body 2. That is, the shaft 5 is projected from the center of both side edges of the lamp body 2, the bearing hole 15 is formed in the support portion 4, the bearing hole 15 is fitted into the shaft 5, and the coupling is performed by retaining with the retaining means. is doing. The shaft 5 is electrically connected to the light source 3, and is electrically connected to the support portion 4 through the shaft 5. Thereby, the lamp body 2 is mechanically held and electrically connected to the supports 1a and 1b.

  The support portion 4 has a U-shaped cross section formed by forming a groove, the groove opening 6 faces downward, and a bearing hole 15 is formed at the center of one side piece thereof. By inserting the supports 1a and 1b into the groove openings 6 of the support 4, the support 4 is stably supported by the supports 1a and 1b. The fitting between the shaft 5 and the bearing hole 15 can be frictionally locked, and the lamp body 2 can be stopped at a position rotated with respect to the support portion 4. Further, by inserting the supports 1a and 1b into the groove opening 6 of the support part 4, the support part 4 and the conductor 7 are electrically connected by contact means that bites into the insulator 8 and contacts the conductor 7. .

  According to this embodiment, the lamp body 2 can be installed and lit by placing the two supports 1a and 1b in parallel and placing the support 4 on the supports 1a and 1b. For this reason, the lamp body 2 can be easily attached to the support bodies 1a and 1b. Since the lamp body 2 has a flat plate shape, surface light can be emitted, so that a wide and uniform light distribution is possible. In addition, since the support portion 4 of the lamp body 2 and the light source 3 are mechanically and electrically connected via the shaft 5, the two support portions 4 can be rotated, so that the lamp body 2 is supported by the support body. It can rotate with respect to 1a, 1b, and can change the irradiation direction of the lamp body 2 to an arbitrary angle.

  Since the shaft 5 is provided at the center of both side edges of the lamp body 2, the weight balance can be easily obtained even if the lamp body is tilted.

  In the case of a low voltage circuit, the support 1a, 1b does not require an insulator. However, if there is no insulator, the support 4 and the supports 1a, 1b are in direct contact with each other, so that electrical connection is facilitated and support is provided. The part 4 can be slid relative to the supports 1a and 1b, and the irradiation location can be easily changed.

  In addition, the support bodies 1a and 1b can be freely arranged according to the size of the lamp body 2, and the lamp body 2 can be made thinner because the support section 4 is disposed on the peripheral edge of the lamp body 2.

  A second embodiment of the present invention will be described with reference to FIGS. That is, in the first embodiment, the groove opening 6 of the support portion 4 faces outward on both side edges of the lamp body 2, and the bearing hole 15 is formed on the opposite side of the groove opening 6. The supports 1a and 1b are tensioned, and the lamp body 2 is held by the tension.

  According to this embodiment, since the flat lamp body 2 is sandwiched between the support bodies 1a and 1b, it is possible to prevent a fall due to shaking in the vertical direction or the support direction of the lamp body 2 without adding a special mechanism. Can do. Others are the same as in the first embodiment.

  In addition, if the stoppers 9 indicated by imaginary lines are provided on the supports 1a and 1b, the supports 1a and 1b can be in a vertical posture.

  A third embodiment of the present invention will be described with reference to FIGS. That is, in the first embodiment, the supports 1a and 1b are constituted by substantially rigid columnar bodies having a U-shaped cross section, the electrodes 11 serving as power supply lines are provided along the inner surface, and the U-shaped openings 10 are opposed to each other. ing.

  Both sides of the lamp body 2 also serve as the support parts 4, and the support parts 4 are slid into the support bodies 1a and 1b, whereby the lamp body 2 is positioned and supported between the support bodies 1a and 1b. In addition, an electrode 12 is provided in the center of the support portion 4, and the electrode 12 and the light source 3 are electrically connected.

  When the support 4 is slid into the supports 1a and 1b, the electrodes 11 and 12 come into contact with each other, and power can be supplied from the power source to the light source 3 through the electrodes 11 and 12. A knob 14 for attaching / detaching is recessed on the back surface of the lamp body 2.

  When the support bodies 1a and 1b are formed long and the support bodies 1a and 1b are suspended by the suspension member 13, the plurality of lamp bodies 2 can be supported by the common support bodies 1a and 1b.

  FIG. 9 shows a form in which the knob 14 has a convex shape.

  According to this embodiment, since the substantially rigid supports 1a and 1b are used, it is possible to hold the lamp 2 firmly. Since the power is supplied inside the supports 1a and 1b, the charging part is not exposed. That is, the irradiation location can be changed to an arbitrary position regardless of the low pressure or high pressure. Further, if an operation unit such as a knob 14 is provided, the irradiation location can be easily changed arbitrarily.

1 is a perspective view of a first embodiment of the present invention. FIG. It is a perspective view of the state which rotated the lamp body with respect to the support body. It is a perspective view of 2nd Embodiment of this invention. It is a perspective view of the state which rotated the lamp body with respect to the support body. It is a disassembled perspective view of 3rd Embodiment of this invention. It is a perspective view of the state which supported the lamp body to the support body. It is the perspective view seen from the back side. It is a perspective view which shows another form of a knob.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1a Support body 1b Support body 2 Lamp body 3 Light source
4 Supporting part 7 Conductor 8 Insulator

Claims (2)

A pair of supports substantially parallel substantially linear for chromatic surface feed line is covered with an insulator that is connected to a power source, a light source which emits light by electric power supply from the power supply line is connected to the feed line The lamp body is disposed between the pair of support bodies and is parallel to the plane of the lamp body at both side edges facing the pair of support bodies. a support portion of the pivotally linked rod-like through the axis perpendicular to the longitudinal direction of the support, wherein the support portion forms a downward groove fitting the said support in the longitudinal direction and the lighting device comprising a contact means for electrically connecting the contact to the power supply line bites into the insulator the support portion and the feeder line by the support is inserted into the groove opening. A pair of substantially linear supports having a power supply line connected to a power source and having a surface covered with an insulator and stretched substantially in parallel, and connected to the power supply line and supplied with power from the power supply line A substantially flat lamp body having a light source that emits light, and the lamp body is disposed between the pair of support bodies and is flat on both side edges facing the pair of support bodies. And a rod-like support portion that is pivotally connected via an axis perpendicular to the longitudinal direction of the support body, and the support portion is configured such that the lamp body is sandwiched between the pair of support bodies. An outward groove for fitting the support is formed in the longitudinal direction, and further, the support is inserted into the groove opening, so that the insulator bites into the insulator and comes into contact with the power supply line. A lighting device having contact means for electrically connecting a power supply line .

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