JP2003115214A - Lighting system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting system capable of keeping a wide rotation angle range while reducing a cost. SOLUTION: This twin-lamp type lighting system L is composed by installing a pair of lighting bodies 4, 4 on a system body 1 having a fixing means 5. The lighting system is so structured that a pair of lighting arms 2 and 3 vertically rotatably supporting the lighting bodies are formed at tip parts of horizontally extending support rods 20 and 30, the respective base end sides of the support rods in the lighting arms are coaxially pivoted to the system body for horizontal rotation, and the irradiation directions of the respective lighting bodies 4 can be vertically and horizontally adjusted by vertically rotating the lighting bodies 4 themselves and horizontally rotating the support rods 20 and 30.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a two-lamp type lighting device having a pair of lighting bodies.

[0002]

2. Description of the Related Art Conventionally, it has been installed at the entrance or garage,
2. Description of the Related Art Illumination devices with various sensors that detect a person, a car, or the like and automatically turn on / off the light are provided. These illuminating devices are mainly used as an instrument for crime prevention measures that illuminate a proper place around a house at night, etc., and an illuminating body including a light emitting body is provided for a device body fixed to a wall or a pillar. It is provided so as to be rotatable left and right or up and down.

[0003]

These vertical and horizontal turning mechanisms are for adjusting the illuminating body in the necessary irradiation direction, but in an illuminating device used outdoors, the turning function is waterproof. This is a part where the structure becomes important and may cause a cost increase. In particular, when a pair of illuminating bodies are rotatably provided on the main body device to form a two-lamp type illuminating device, an increase in these rotating parts causes a cost increase.

The present invention has been made in view of the present situation, and it is an object of the present invention to provide a lighting device capable of maintaining a wide range of rotation angles while reducing costs.

[0005]

That is, the present invention is a two-lamp type lighting device in which a pair of lighting bodies are provided in a device body having a fixing means for fixing to a wall, a pillar or the like, which extends horizontally. A pair of illuminating arms that support the illuminating body so as to be vertically rotatable are formed at the tip of the supporting rod, and the base ends of the supporting rods of these illuminating arms are coaxially pivotally connected to the main body of the apparatus. Provided is an illuminating device characterized in that the irradiation direction of each illuminating body can be adjusted vertically and horizontally by vertically rotating the illuminating body itself or by horizontally rotating the supporting rod.

In such an illuminating device, the waterproof structure on the base end side of each illuminating arm pivotally connected in the vertical direction can be easily achieved, the cost can be reduced, and the supporting rod can be horizontally extended. The position of the illuminating body moves rearward in accordance with the rotation, so that a wider range can be irradiated as compared with the conventional lighting device in which the illuminating body itself is rotated right and left.

[0007] Here, short tube-shaped support members, which are rotatably engaged with each other and pivotally connected coaxially to the upper part of the apparatus main body, are provided at the base end sides of the support rods of the respective illumination arms, and are vertically arranged. It is preferable that the horizontal support rods extending in the tangential direction from the front end portions of the consecutively provided support members are coaxial with each other in the state that their base end portions are in contact with each other, from the viewpoints of regulation of lateral rotation and appearance. .

Further, a regulating pin is erected at a position apart from the axial center of each supporting member in the upper portion of the apparatus main body, and a guide groove through which the regulating pin engages is formed in the lower supporting member along the rotating direction. Then, the upper support member is provided with an engaging portion to be locked to the regulating pin, and the regulating pin locks the edge portion of the guide groove or the engaging portion to the outer right and left sides of each supporting rod. When the horizontal rotation of the support rods is restricted within a predetermined angle range, the angle ranges of both support rods can be efficiently restricted by the restriction pins that lock the respective support members that are coaxially connected to each other.

Further, it is preferable that a sensor device having a detection sensor is attached to the lower part of the main body of the device so as to be horizontally rotatable. Specifically, a support base and a detection window for attaching the sensor device to the lower part of the main body of the device are provided. A spherical sensor part provided with a concave part having a partially spherical shape corresponding to the upper surface of the sensor part at the lower end part of the support base, and the sensor part in the groove formed along the front-back direction of the concave part. The sensor part is supported so as to be vertically rotatable by slidably engaging a locking piece provided on the upper surface of the, and the support base is pivotally supported at the lower part of the main body of the device so as to be horizontally rotatable. It is more preferable that the detection direction of the sensor through the detection window can be adjusted vertically or horizontally by vertically rotating or vertically rotating the support base.

The fixing means is composed of an L-shaped bolt mounted on the rear portion of the apparatus main body and a clamp base mounted on the screw portion of the L-shaped bolt protruding rearward, and the rear portion of the apparatus main body. Mounting holes that communicate with each other in the vertical and horizontal directions, and selectively attach the L-shaped bolts to the mounting holes in the vertical or horizontal direction, and use the clamp base to mount the wall or the wall in the vertical or horizontal direction. It is preferable that the fixed portion such as a pillar can be held, because the lighting device can be easily installed at various places by the clamp.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an overall view of a lighting device of the present invention, and FIGS. 1 to 14 show a typical embodiment, in which reference numeral 1 is shown.
Is a device body, 2 and 3 are illumination arms, 4 is an illuminating body, and 5 is a fixing means.

As shown in FIG. 1, an illuminating device L according to the present invention has a pair of illuminating bodies 4 and 4 on an illuminating device body 1 having fixing means 5 for fixing to an outdoor or indoor wall or pillar. Is a two-lamp type illumination device, which has a support rod 2 extending horizontally.
0 and 30 have a pair of illumination arms 2 and 3 supporting left and right illumination bodies 4 so as to be vertically rotatable,
The base ends of the support rods 20 and 30 for these illumination arms are shown in FIG.
Alternatively, as shown in FIG. 5, they are coaxially connected to each other along a vertical axis so as to be horizontally rotatable with respect to the apparatus main body 1. In such a structure in which the base ends of the respective lighting arms are vertically pivoted, the waterproof structure of the supporting portion can be easily achieved without providing a seal ring or the like, and the cost can be reduced.

As shown in the side view of FIG. 9 and the plan view of FIG. 11, the illuminating directions of the illuminating bodies 4 and 4 are such that the illuminating body 4 itself is rotated in the vertical direction and the supporting rods 20 and 30 are rotated. It is possible to adjust in the vertical and horizontal directions by rotating in the horizontal direction, and the position of the illuminating body 4 moves rearward in accordance with these rotations, so that the illuminating body itself is rotated left and right. Compared with, it is possible to irradiate a wider range.

The illuminator 4 provided at the tip of the support rod is
The same ones used for conventional lighting devices can be adopted, and the light emitters are halogen bulbs, fluorescent lamps, incandescent bulbs,
Appropriate ones such as an outdoor ball, a beam ball, and an LED can be adopted according to the usage. Further, as the power supply means, a battery or battery built in the main body may be used instead of using a commercial or household external power supply.

The illumination device L of this embodiment will be described in more detail below.

The illuminator L is installed outdoors such as a front door, a garage, or a veranda, which is mainly exposed to wind and rain, and a sensor device 6 provided at the bottom of the main body detects a person or a car from above,
An outdoor lighting device with a sensor that turns on and off automatically.

As shown in FIG. 3, the illuminating arm 3 is, like the illuminating arm 2 (not shown) provided for the illuminating arm 3 and the object, provided with an illuminating body 4 at the tip of a hollow supporting rod 30 extending in the horizontal direction.
The mounting member 40 protruding from the lower surface side of FIG.
As shown in FIG. 3, a halogen bulb 43 is used as the light emitting body of the illumination body 4, and a transparent cover glass 44 is attached to the front opening. The mounting member 40 is a waterproof seal ring 41 mounted on the end surface 30a of the tubular wall that constitutes the support rod.
Is in close contact with the support rod 30, the shaft portion 30b protruding from the substantial center of the support rod 30 is axially attached by a bolt 42, and the groove 30c is formed in the end surface 30a of the cylindrical wall along the circumferential direction. The locking piece 4 protruding from the mounting member 40
By engaging 0a, the mounting member 40 is configured to be vertically rotatable with respect to the support rod 30 within a predetermined angle range corresponding to the length of the groove 30c.

It should be noted that, on the base end side of the support rod 30, the entire support rod 30 having the illuminating body 4 attached to the tip thereof may be pivotally supported about an axis, for example, the base end of the support rod 30. It is also preferable that the portion is rotatably supported on the shoulder portion 34, and the support rod 30 is configured to be rotatable with the illumination body 4 up and down within a predetermined angle range.

As shown by the phantom line in FIG. 9, the illumination body 4 of this embodiment has an angle range A from the horizontal direction to about 45 degrees downward.
1 is configured to be rotatable up and down.
By changing the length of c along the circumferential direction, it can be configured to be rotatable in a predetermined upper angle range A2 as shown in the drawing.

Further, as shown in FIG. 5, the support rods 20, 3
On the base end side of 0, short cylindrical supporting members 21 and 31 having the same diameter are provided, respectively, and are engaged with each other on a cylindrical base 10 formed in the front part of the apparatus body 1. They are vertically and coaxially connected together.

Specifically, as shown in FIG. 2, the lower end portion of the cylindrical wall 32 constituting the lower support member 31 is attached to the base 1.
0, and the shaft 33 of the support member 31 is attached to the base 10
The support member 31 is rotatably supported on the base 10 by being mounted on the bearing portion 11 protruding from the central portion of the base member 10. Further, the lower end of the tubular wall 22 constituting the upper support member 21 is externally fitted to the upper end of the tubular wall 32, and the shaft portion 23 of the support member 21 is formed on the upper surface of the shaft portion of the support member 31. The support member 21 is rotatably supported by being mounted on the bearing portion 37.

Then, the bolt 12 inserted from below the bearing portion 11 into the through holes 11a and 33a formed continuously in the bearing portion 11 and the shaft portion 33 is screwed into the screw hole 23a of the shaft portion 23, whereby the whole structure is formed. The sliding part between these members, which are rotatably integrated and are coaxially connected continuously in the vertical direction, can be easily waterproofed by fitting the upper side to the lower side as described above. This is realized, and it is not necessary to separately provide a watertight means such as a seal ring, which facilitates cost reduction. Here, it is also preferable to perform a water repellent treatment on the sliding surface of the fitting portion to prevent rainwater from entering through the gap.

The support rods 20 and 30 are the support members 21 and
It is extended horizontally in the tangential direction from the front end portion of 31. Specifically, as shown in FIG. 5, a step is formed downward from the front surface of the cylindrical wall 22 constituting the upper support member 21. The base end of the support rod 20 that constitutes the illumination arm 2 is fixed to the outer surface of the shoulder portion 24 that protrudes forward, and is upward from the front surface of the cylindrical wall 32 that constitutes the lower support member 31. The base end of the support rod 30 that constitutes the lighting arm 3 is fixed to the outer surface of the shoulder portion 34 that has a step and projects forward.
The shoulder portion 24 that constitutes the base end portion of each of the supporting rods 20 and 30,
In the state in which the protrusions 34 project at substantially the same height and are in contact with each other, the supporting rods 20 and 30 are coaxially positioned in a straight line as shown in the front view of FIG. 7 or the plan view of FIG. It has a stable and original appearance.

On the base 10, a disc-shaped upper plate 13 having the above-mentioned bearing portion 11 is formed at a substantially central portion thereof, and a regulating pin 14 is erected by screwing at a position near the peripheral edge thereof. ing. The lower support member 31 includes a shaft portion 33 at a substantially central portion.
A disc-shaped connecting plate 35 having a shape is formed, and a guide groove 36 that engages and penetrates the restricting pin 14 is formed in the vicinity of the peripheral edge of the connecting plate 35 corresponding to the restricting pin 14 along the rotation direction. By being formed, and the edge portion 36a of the guide groove is locked to the restriction pin 14, the horizontal rotation of the support rod 30 in the illumination arm 3 is restricted within an angle range corresponding to the guide groove 36.

On the inner surface side of the peripheral portion of the substantially dome-shaped upper plate 25 on which the shaft portion 23 of the upper support member 21 is projected, an engaging portion 26 protruding along the cylindrical wall 22 is provided. The regulation pin 14 that is provided and projects upward from the guide groove 36
The corresponding locking wall 26a of the engaging portion 26 is locked to the horizontal direction of the support rod 20 of the lighting arm 2 at a predetermined angle according to the protruding position of the engaging portion 26. Regulated to the extent.

The wiring to the illuminating body 4 is inserted through the inside of the supporting rods 20 and 30 which are hollow from the tip end side, and the supporting member 2 on the base end side is inserted.
1 and 31, respectively, and are connected to the controller 7 inside the main body through insertion grooves 35a and 13a formed in the connecting plate 35 and the upper plate 13. These insertion grooves 35a, 13a
Are formed to be long in the circumferential direction, and are supported by the support members 21, 3
By allowing the movement of the wiring along the circumferential direction due to the rotation of 1, the wiring is considered to be prevented from being damaged.

The plan views (a) and (b) of FIG. 11 respectively show an example in which the left and right illumination arms 2 and 3 are rotated in the horizontal direction, and the support rods 20 and 30 of each arm are described above. The angle range B from the front to approximately 60 degrees by the regulation pin 14 of
1 is configured to be rotatable left and right.

The phantom line in FIG. 11 (a) indicates the left and right support rods 2.
FIG. 11B shows a use state in which 0 and 30 are horizontally rotated outward by about 60 degrees, and FIG.
The figure shows a state in which it is rotated horizontally. In the illuminating device L according to the present invention, the illuminating arms 2 and 3 thus extending in the left-right direction are coaxially supported at the base end side, and the position of the illuminating body 4 is changed by pivoting the arms outward in the left-right direction. Since it moves backward, it can illuminate a wider area.

Further, in the use state shown in FIG. 11 (b),
The one illumination arm 2 engages with the above-mentioned restriction pin 14 by the engaging portion 2
The rotation of the lighting arm 3 is restricted by locking 6 and the other lighting arm 3 is rotated by bringing the shoulder portion 34 of the support rod 30 into contact with the shoulder portion 24 of the rotation restricted lighting arm 2. The movement is restricted, and the supporting rods 20 and 30 are coaxial with each other and are positioned on a straight line, as in the case of the forward irradiation basic posture shown by the solid line in FIG.

Next, the sensor device 6 is, as shown in FIG. 2, a cylindrical support base 60 pivotally supported on the bottom lid 18 at the lower part of the main body 1 so as to be horizontally rotatable, and is rotated up and down by the support base 60. The sensor unit 61 is movably supported, and a pyroelectric infrared sensor 64 is provided inside the sensor unit 61 as a sensor for detecting the movement of a person, and a semitransparent detection window is provided on the front surface. 63 is formed.

The support base 60 is formed in a shape that is bent slightly forward, a bottom plate 62 having a convex spherical surface is provided at the lower end portion thereof, and the mounting screw 19 is screwed to the shaft portion 62b protruding upward, and It is rotatably supported by the bottom lid 18. Support base 6
0 has a locking portion that is locked to the engaging portion on the side of the bottom lid 18 at a predetermined rotation angle, and as shown in the bottom view of FIG. 10, an angle range B2 of about 180 degrees centering on the front side. Thus, it is configured to be rotatable in the left-right direction. In addition, a shallow recess is continuously formed along the circumferential direction on the outer surface of the upper end of the support base 60 that is rotatably fitted to the base 10, and a protruding piece (not shown) protruding from the lower end of the base 10 is formed. It rotates while accepting continuously, avoiding unexpected rotation from the determined angular position.

On the lower surface side of the bottom plate 62, the sensor section 6 is provided.
6, a concave portion 60a having a partially spherical shape corresponding to the upper surface of the bottom plate 62 is formed. As shown in FIG. 6, the sensor portion 61 is formed in the concave grooves 62a and 62a formed along the front-back direction of the bottom plate 62.
As shown in FIG. 9, by engaging the locking pieces 61a, 61a projectingly provided on the upper surface of the groove slidably,
The sensor part 61 is moved to the support base 6 within an angle range A3 of about 45 degrees according to the movable range of the locking piece 61 along the 2a.
It is supported by 0 so that it can rotate up and down.

That is, the detection direction of the sensor 64 through the detection window 63 can be adjusted vertically or horizontally by the vertical rotation of the sensor unit 61 or the horizontal rotation of the support base 60. A shallow recess 69 is continuously formed along the front-rear direction on the lower surface of the bottom plate 62, similarly to the above-described support base 60. Correspondingly, the protruding piece 6 provided on the upper surface of the sensor unit 61 is projected.
The sensor unit 61 rotates up and down while continuously receiving 8.

On the lower surface of the sensor section 61, a lighting control knob 65 for setting the ambient brightness to be turned on by controlling the sensor sensitivity and the like as various adjustment operating sections, and a time for setting the lighting time of the illuminating body 4. An adjustment knob 66 is attached. By setting the lighting adjustment knob 65, it is possible to turn on both day and night or only at night. In this example, the time adjustment knob 66 is set to about 5
It is said that the lighting time can be adjusted between 2 seconds and 5 minutes.

In this example, the sensor section 61 is provided with the detection window 63 only in the front, but a dome-shaped window corresponding to all directions is provided, and a wide-angle sensor capable of detecting a person in a range of about 360 degrees. May be configured. In addition, the sensor device 6
In addition to the device integrated with the device main body 1, for example, FIG.
A preferred embodiment is one in which an independent sensor device 6A as shown in (a) and (b) is configured to transmit a detection signal to the control unit of the device body 1 wirelessly or by wire.

The sensor device 6A shown in FIG. 14 is a wireless sensor having a transmitting means such as an antenna 67 for wirelessly transmitting a detection signal by radio waves or the like, and is the same as the support base 60A fixed to a wall or a pillar with a bracket or the like. It is composed of a sensor unit 61A that rotates back and forth and right and left. When the wireless sensor device 6A is used as described above, the main body device 1 is provided with a receiving unit for receiving a wireless signal from the sensor device 6A, and the inside of the sensor unit 61A serves as a human detection sensor. An electric infrared sensor 64 is provided, and a semitransparent detection window 63 is formed on the front surface.

If such a wireless sensor device 6A is adopted, for example, one sensor device 6A sends a signal to a number of lighting devices L and an alarm device such as an indoor chime alarm described later, or the like. A large number of sensor devices 6
Signals can be transmitted from A to a small number of lighting devices L and indoor alarm devices, which has the effect of widening the variety of usage patterns.

The fixing means for the entrance of the apparatus body 1 is
It may be inserted into a bracket attached to a wall or the like, or may be directly fixed to the wall with a mounting screw, but in this example,
A clamp type fixing means 5 in which an L-shaped bolt 50 is attached to a fixed base 15 integrally formed on the rear portion of the apparatus main body 1, and a clamp base 51 is non-rotatably attached to a screw portion 50a of the L-shaped bolt protruding rearward. Is provided, and specifically, the mounting hole 1 that vertically and horizontally communicates with the side wall of the fixing base 15.
6, 16 and 17, 17 are respectively formed, and the L is selectively formed in the vertical or horizontal direction with respect to the mounting holes 16, 17.
The mold bolt 50 is attached, the screw part 50a on the other end side is projected rearward, and the clamp base 51 attached to this is fastened to the fixed part with the wing nut 52.

FIG. 12 shows the mounting holes 17 and 17 in the L direction from the lateral direction.
The mold base 50 is attached, and the clamp base 51 attached to this is attached.
Shows a usage pattern in which a column 90 extending in the vertical direction is sandwiched and fixed from the horizontal direction, and FIG. 13 shows that the L-shaped bolt 50 is vertically mounted in the mounting holes 16 and 16, and the clamp base 51 is mounted on the L-shaped bolt 50. The usage pattern is shown in which the wall 91 or a horizontal column is sandwiched and fixed from the vertical direction. Fixed stand 15
Also, in the edge portion of the clamp base 51 that abuts against the fixed portion 9 such as the pillar, concave grooves 15b are provided at positions corresponding to each other.
51b are formed, and these grooves are formed as shown in FIG.
It functions as a holding means when holding a curved pillar or the like.

The lighting device L according to the present embodiment can be connected to an alarm device or a remote control device which is separately provided indoors, and a body portion connecting the base 10 and the fixed base 15 of the device body 1. Is provided with a jack 70 opening to the lower surface side of the bottom lid 18, and a waterproof cap 71 is inserted therein. A sensor detection signal is transmitted to the alarm connected to the jack 70 via a plug, and a control signal from a remote control device also connected to the jack 70 is transmitted to the control unit 7 inside the main body. . The alarm informs a family member of the fact that the sensor has been detected by a chime or an alarm, and calls attention to the person. The remote control device remotely turns on / off the illuminating body when necessary regardless of the sensor detection. Is controlled and can be used as a garage light or a work light. A preferred embodiment is one in which the alarm is provided with an operation switch and the functions of the remote control device are combined.

Further, in addition to the normal sensing mode in which the light is automatically turned on when a person is detected by waiting for the light to be turned off, and automatically turned off when no person is present, the light is continuously turned on by remote control such as the remote control device described above.
It is also preferable to set various modes such as a lighting mode that automatically turns off after a lapse of a set time, an automatic lighting when it goes off in the daytime and becomes dark, and a night mode that automatically turns off after a set time and returns to the sensing mode. It is a preferred embodiment that these modes can be changed by remote control using the device. Further, it is preferable to provide a single or a plurality of indicator lights such as LEDs for displaying the state of the lighting device having various functions. According to this, for example, the lighting or blinking mode of the indicator lights in each of the above modes can be changed. It is convenient to check the current status (mode) easily.

In the present embodiment, an example is shown in which an indoor alarm is used to call attention to a family member, but further, a mobile terminal such as a mobile phone carried by a family member or an acquaintance who is out, or a telephone of an acquaintance's house. It is also a preferred embodiment to construct a system for notifying the information of the detection of the sensor via a communication network such as a telephone line to a computer of a container, a security company, etc., and transmitting the information in response to a sensor detection signal. A control device is provided.

[0044]

As described above, according to the lighting device of the present invention, the waterproof structure on the base end side of each lighting arm pivotally connected in the vertical direction can be easily achieved, and the cost can be reduced.
The position of the illuminating body moves rearward as the support rod rotates in the horizontal direction, and a wider range can be illuminated than in the conventional illuminating device in which the illuminating body itself is rotated left and right.

Further, since the horizontal support rods extending in the tangential direction from the front end portions of the respective support members are made coaxial so that their base end portions are in contact with each other, the lateral rotation is restricted by the contact. It can be done and the appearance is improved.

Further, since the lateral edge of each support rod is laterally outwardly rotated within a predetermined angle range by locking the edge portion or the engaging portion of the guide groove with the regulating pin, the regulating pin is used. The angular range of both support rods can be efficiently regulated.

Further, since the clamp base can hold the fixed portion such as a wall or a pillar vertically or horizontally, the lighting device can be easily installed at various places.

[Brief description of drawings]

FIG. 1 is a perspective view showing an external configuration of an entire lighting device according to a representative embodiment of the present invention.

FIG. 2 is a sectional view of an essential part showing the internal structure of the lighting device.

FIG. 3 is a cross-sectional view of a main part showing a support structure for an illuminating body.

FIG. 4 is a sectional view of an essential part showing a support structure of the illuminating body.

FIG. 5 is an exploded perspective view showing a main part of a support structure on a base end side of an illumination arm.

FIG. 6 is an explanatory diagram showing a main part of a support structure for a sensor unit.

FIG. 7 is a front view of a lighting device.

FIG. 8 is a rear view of the same.

FIG. 9 is a side view of the illuminating device showing the manner of vertical rotation of the illuminating body and the sensor unit by imaginary lines.

FIG. 10 is a bottom view of the lighting device.

FIG. 11A is a plan view of the lighting device in which the state of the left and right rotation of the lighting arm is shown by imaginary lines, and FIG. 11B is a plan view showing the state of the left and right rotation of the lighting arm.

FIG. 12 is an explanatory view showing a usage pattern in which a clamp base clamps and fixes the pillar extending in the vertical direction from the lateral direction.

FIG. 13 is an explanatory view showing a usage pattern in which a clamp base clamps and fixes the wall from above.

14A is a plan view of the wireless sensor device, and FIG. 14B is a sectional view of the same.

[Explanation of symbols]

A1, A2, A3 angle range B1, B2 angle range L lighting device 1 Device body 2, 3 Lighting arm 4 Illuminator 5 Fixing means 6 sensor device 6A sensor device 7 Control part 9 Fixed part 10 base 11 bearing 11a through hole 12 bolt 13 Upper plate 13a Insertion groove 14 Control pin 15 Fixed base 15b groove 16 mounting hole 17 Mounting hole 18 Bottom lid 19 Mounting screw 20 Support rod 21 Support member 22 Cylindrical wall 23 Shaft 23a Screw hole 24 Shoulder 25 Upper plate 26 engaging part 26a locking wall 30 Support Rod 30a End Face 30b Shaft part 30c Recessed groove 31 Support member 32 Cylindrical wall 33 Shaft 33a Through hole 34 shoulder 35 connecting plate 35a Insertion groove 36 Guide groove 36a Edge part 37 Bearing part 40 mounting member 40a locking piece 41 seal ring 42 bolt 43 Halogen bulb 44 Cover glass 50 L-shaped bolt 50a Screw part 51 Clamp stand 51b Recessed groove 52 Wing nut 60 Support stand 60A support 61 sensor section 61A sensor part 61a locking piece 62 bottom plate 62a concave groove 62b shaft 63 detection window 64 sensor 65 lighting control knob 66 time adjustment knob 67 antenna 69 recess 70 jack 71 Waterproof Cap 90 Pillar 91 wall

Claims (6)

[Claims] 1. A two-lamp type lighting device in which a pair of lighting bodies are provided in a main body of a device having a fixing means for fixing to a wall, a pillar or the like, and the lighting body is provided at a tip of a horizontally extending support rod. A pair of illuminating arms supported so as to be vertically rotatable is formed, and the base ends of the supporting rods of these illuminating arms are coaxially and horizontally pivotally connected to the device main body, respectively, and the illuminating body itself is vertically pivotable or An illuminating device characterized in that the irradiation direction of each illuminating body can be adjusted vertically and horizontally by horizontally rotating the support rod. 2. A short-cylindrical support member, which is rotatably engaged with each other and pivotally connected coaxially to the upper part of the main body of the apparatus, is provided on the base end side of the support rod in each illumination arm, and the support members are vertically connected. The lighting device according to claim 1, wherein the horizontal support rods extending in the tangential direction from the front end portions of the respective support members provided are coaxial with each other in the state that their base end portions are in contact with each other. 3. A restriction pin is provided upright at a position distant from the axis of each support member in the upper part of the apparatus main body, and a guide groove through which the restriction pin engages is formed in the lower support member along the rotation direction. Then, the upper support member is provided with an engaging portion to be locked to the regulating pin, and the regulating pin locks the edge portion of the guide groove or the engaging portion to the outer right and left sides of each supporting rod. 3. The lighting device according to claim 2, wherein the horizontal rotation of the lighting device is restricted within a predetermined angle range. 4. The lighting device according to claim 1, wherein a sensor device having a detection sensor is attached to a lower portion of the device body so as to be horizontally rotatable. 5. The sensor device comprises a support base for attaching the sensor device to the lower part of the device body and a spherical sensor part having a detection window, and the lower end of the support base corresponds to the upper surface of the sensor part. By providing a partially spherical recess and slidably engaging a locking piece projecting on the upper surface of the sensor with a recess formed along the front-back direction of the recess, the sensor can be turned up and down. In addition to supporting, the support base is rotatably supported at the lower part of the apparatus main body so as to be horizontally rotatable, and the detection direction of the sensor through the detection window is vertically or horizontally moved by the vertical rotation of the sensor unit or the horizontal rotation of the support base. The lighting device according to claim 4, wherein the lighting device is adjustable. 6. An L-shaped bolt mounted on the rear portion of the apparatus main body and a clamp base mounted on the screw portion of the L-shaped bolt projecting rearwardly constitute a fixing means, and the rear portion of the apparatus main body includes: Mounting holes that communicate with each other in the vertical and horizontal directions are formed, and the L-shaped bolts are selectively attached to these mounting holes from the vertical or horizontal direction, and the clamp base vertically or horizontally from the vertical or horizontal direction to a wall or a pillar. The illuminating device according to any one of claims 1 to 5, wherein the fixed portion of (1) can be held.