JP2010009864A - Lighting device and external device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting device reducing a size and weight of the lighting device and simplifying its structure, by eliminating a lift means of a lighting component from the lighting device and allowing remote control of operations of a detachable means of the lighting component, and to provide an external device. <P>SOLUTION: The lighting device 1 includes a lighting device body 11 fixed on a ceiling of a structure, and a lighting component 2, provided removably to the lighting device body 11 with a detachable means, wherein a lift means 35 is provided at a place, other than the lighting device body 11 and the lighting component 2. An operation portion 32 and the lift means 35, for operating the detachable means, are provided in the external device 3, while being separated from the lighting device body 11. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an illuminating device attached to a ceiling, and an illuminating device in which an illuminating unit is detachable from the illuminating device main body and an external device for performing the attaching / detaching operation.

  2. Description of the Related Art Conventionally, there is an elevating type illuminating device in which an illuminating device is provided with elevating means, and an illuminating unit provided with a light source such as a lamp is moved up and down by the elevating means during maintenance. Such a lifting illumination device is used in a place with a high ceiling where maintenance work such as replacement of the light source and cleaning of the illumination unit is not easy.

  This is because the illumination unit is lowered by the elevating means and positioned at a desired height of the operator, so that the maintenance operation of the illumination unit can be performed safely and easily (for example, see Patent Document 1).

However, inside the above-mentioned lifting type illumination device, lifting means such as a winding drum that winds a suspension member that holds the lighting unit, and an electric motor that is a lifting drive unit, and attachment / detachment unit that attaches and detaches the lighting unit from the lighting device And these operation devices. This increases the size of the elevating illumination device and the complexity of the internal structure, and increases the material cost and installation cost.
JP 2001-126528 A

  Therefore, the illumination device and the external device of the present invention are configured such that the operation unit of the attaching / detaching means for attaching / detaching the illumination unit to / from the illumination device and the raising / lowering unit for raising / lowering the illumination unit from the illumination device are external devices, and the raising / lowering unit is excluded from the illumination device. Therefore, it is an object to reduce the cost by reducing the size and weight of the lighting device and simplifying the structure.

  In order to solve the above-described problems, an illumination device 1 according to the present invention includes an illumination device body 11 fixed to a ceiling of a structure, and an illumination unit 2 that is detachably provided on the illumination device body 11 with attachment / detachment means. In the lighting device 1, the operating unit 32 necessary for operating the attaching / detaching unit and the lifting / lowering unit 35 for moving the detached lighting unit 2 up and down from the lighting device main body 11 are provided as the lighting device main body 11 and the lighting unit 2. It is characterized by being provided other than.

  With such a configuration, the lifting / lowering means 35 can be eliminated from the illuminating device body 11 and the illuminating unit 2, the illuminating device body 11 and the illuminating unit 2 can be reduced in size and weight, and the number of parts can be reduced. it can.

  Further, by using the magnetic action of the permanent magnet 13 and the electromagnet 22 for the attaching / detaching means, the electromagnet 22 is excited and the illuminating unit 2 is detached. The means can be simplified, which is preferable.

  Further, the external device 3 of the present invention is the external device 3 provided with the operation section 32 and the lifting means 35 for operating the attaching / detaching means according to claim 1, wherein the lighting device main body 11 and the lighting device main body 11 are provided. It is characterized by being separated from the illumination unit 2.

  With such a configuration, the external device 3 can be shared by the plurality of lighting devices 1 when the illuminating unit 2 is attached to and detached from and lifted from the lighting device 1 having the same structure, thereby reducing costs. This is preferable.

  Further, by providing the external device 3 with the receiving portion 36 on which the removed illumination unit 2 is placed, an operating mechanism is not required for the support means for supporting the removed illumination unit 2 by the external device 3, and illumination The attachment / detachment of the portion 2 is preferable because it is simplified.

  In addition, by providing the receiving unit 36 with a detection unit that detects the placement of the illumination unit 2, the value detected by the detection unit serves as an indicator of the attachment / detachment status of the illumination unit 2. Confirmation of the attachment / detachment status of the illumination unit 2 is facilitated, and the illumination unit 2 can be reliably attached / detached, which is preferable.

  Further, by providing a pedestal portion 38 that holds the posture of the external device 3 by being placed on the floor surface of the structure or a fixed object grounded on the floor surface, the external device 3 can take a stable posture, The detached illumination unit 2 can be stably supported, and the burden on the operator by the removed illumination unit 2 and the external device 3 is reduced, which is preferable.

  As described above, the effect of the present invention is that, in the lighting device main body and the lighting unit that require the lifting / lowering means of the lighting unit for maintenance of the lighting unit such as providing the lighting device at a high place, By eliminating from the illumination unit, it is possible to simplify the configuration of the illumination device main body and the illumination unit, and reduce material costs and assembly costs. Furthermore, since the lighting device body and the lighting unit are also reduced in size and weight, the fixtures for the ceiling of the lighting device body can be reduced. Installation is possible.

  In addition, by using the operation unit and the lifting / lowering means of the attachment / detachment means as external devices, the attachment / detachment means can be operated remotely, and it is not necessary to go up to a high place where the illumination device is provided, and a plurality of them provided with the same structure. The lighting device is a shared external device, and the number of external devices can be reduced, so that the cost can be reduced.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings. In the embodiment shown in FIGS. 1 and 2, the lighting device body 11 is fixed to the ceiling of the structure, and the lighting device 2 is detachably provided with the lighting device body 11.

  Inside the illuminating device main body 11, there is provided a main body side engaging portion 12 which is a movable portion of an attaching / detaching means for making the illuminating portion 2 detachable from the illuminating device 1. The main body side engaging portion 12 slides facing the operation lever 121 that moves the main body side engaging portion 12, the opening 124 for operating the operating lever 121 from the outside, and the illumination portion 2. It consists of two claws 123 and 123 provided freely, and link mechanisms 14 and 14 for interlocking the operation lever 121 and the claws 123 and 123.

  The link mechanism 14 includes a slide guide 141 for guiding the slide of the claw 123, a rotating member 142 whose one end is pivotally supported on the slide guide 141 and whose other end is slidable on the operation lever 121, and one end of which is rotated. Each of them is composed of an interlocking member 143 that is connected to the end of the moving member 142 on the operation lever 121 side and the other end is connected to the claw 123.

  In addition, the illumination unit 2 is provided with an illumination unit side engagement unit 21 that engages with the main unit side engagement unit 12, and the illumination unit side engagement unit 21 corresponds to the main unit side engagement unit 12. Notches 211 and 211 into which the claws 123 and 123 are respectively inserted are provided. Therefore, the illumination unit 2 is fixed to the illumination device main body 11 by inserting the claws 123 and 123 into the cutout portions 211 and 211, respectively.

  Furthermore, the operation mechanism of the attaching / detaching means of the main body side engaging portion 12 is shown in FIG. FIG. 3A shows a state in which the illuminating unit 2 is fixed to the illuminating device main body 11, and the claws 123 and 123 of the main body side engaging portion 12 are inserted into the cutout portions 211 and 211, respectively.

  Then, by moving the operating lever 121 in the A direction, the connecting portions of the rotating members 142 and 142 and the interlocking members 143 and 143 on the operating lever 121 of the respective link mechanisms 14 and 14 are connected to the operating lever 121. Slide towards the near end. Along with the slide, the claws 123 and 123 connected to the interlocking member 143 slide toward the end on the near side of the slide guides 141 and 141, and are extracted from the notches 211 and 211, and the illumination device main body 11 is illuminated. It will be in the state by which fixation of the part 2 was released, and the illumination part 2 of FIG.3 (b) can be removed.

  Further, in the state shown in FIG. 3B, if the operation lever 121 is moved in the direction opposite to the direction A, the link mechanisms 14 and 14 perform the reverse operation, and the claws 123 and 123 are moved to the notches 211 and 211, respectively. Then, the illumination unit 2 is fixed to the illumination device main body 11, and the state shown in FIG. Moreover, by providing the movable part in the main body side engaging part 12, it is possible to prevent the attaching / detaching means from being damaged during the maintenance work of the detached illumination part 2.

  FIG. 4 shows an embodiment of the external device 3 provided with the operation unit 32 of the attaching / detaching means and the lifting / lowering means 35 of the lighting device 1. The external device 3 includes a disk-shaped external device body 31, an operation unit 32 provided on the outer periphery of the external device body 31, and is placed on a floor surface of a structure provided on a plane below the external device body 31. A pedestal portion 38 that stabilizes the posture of the apparatus 3, an elevating means 35 that is provided from the plane above the external apparatus main body 31 toward the lighting device 1, and a cylindrical receiving part that is supported by the elevating means 35 so as to be movable up and down. 36, a protrusion 361 that receives the illuminating part 2 provided and removed on the inner peripheral surface of the receiving part 36, a force sensor 37 that is provided on the protruding part 361 and is a detection means that detects the placement of the illuminating part 2. It consists of

  The elevating means 35 includes three ball screws 352 and an elevating drive unit 351 provided inside the external device main body 31 that drives the ball screw 352. Further, one of the upper ends of the three ball screws 352 is provided with an attaching / detaching drive portion 33 for driving the power lever 121, and the remaining two ball screws 352 are provided at the end portions of the remaining two ball screws 352. Is provided with a contact portion 334 having a surface in contact with the illumination device main body 11.

  The detachable drive unit 33 includes a recess 331 that engages with the operation lever 121, a rail portion 332 that allows the recess 331 to slide, and a power unit 333 that slides the recess 331 along the rail portion 332. , Is made up of.

  The rail portion 332 is provided with a rail that is slidable in a direction perpendicular to the grooves opened at both ends of the concave portion 331, the concave portion 331 is fitted to the operation lever 121, and the operation portion 32 is provided. , And the concave portion 331 is slid along the rail portion 332 so that the operation lever 121 moves in the A direction, the engagement between the illumination portion 2 and the illumination device body 11 is released, and the illumination portion 2 can be removed. It becomes.

  Further, when the illumination unit 2 is removed from the illumination device 1, the contact portion 334 of the ball screw 352 is brought into contact with the illumination device main body 11, and the inclination of the foot of the pedestal portion 38 of the external device 3 is adjusted, whereby the external device 3. Is held in a stable posture between the floor of the structure and the lighting device 1.

  Then, the operation unit 32 is operated, the receiving unit 36 is raised by the elevating means 35, is brought into contact with or close to the illumination unit 2, the attachment / detachment drive unit 33 is driven, and the illumination unit 2 is detached from the illumination device main body 11. The illuminating unit 2 is supported by the protruding portion 361 of the receiving portion 36. Furthermore, after confirming from the information of the force sensor 37 provided on the protruding portion 361 that the receiving portion 36 is stably supported by the illumination portion 2, the elevating means 35 is driven, and the receiving portion 36 is moved by the operator. By lowering to a desired height, the maintenance work of the illumination unit 2 can be performed.

  Note that the pedestal portion 38 may be one that cannot be changed in height, or one that can be placed on a fixed object such as a desk, and that can hold the external device 2 in a stable posture. There is no particular limitation.

  FIG. 5 shows that the illuminating part side engaging part 21 of the illuminating part 2 is provided with a movable part of an attaching / detaching means, and the illuminating part side engaging part 21 moves to attach / detach the main body side engaging part 12. It is an example. As shown in FIG. 5A, the illumination unit side engaging portion 21 is two opposed protrusions 212 that can be advanced to the illumination device main body 11, and the main body side engaging portion 12 is inserted with the protrusion 212. It is a through-hole 125, and the projection 212 is engaged by being inserted into the through-hole 125, and the illumination unit 2 is fixed to the illumination device main body 11.

  Then, as shown in FIG. 5B, the projection 212 is housed in the illumination unit 2, so that the illumination device body 11 and the illumination unit 2 are disengaged, and the illumination unit 2 is detached from the illumination device body 11. It becomes possible. Further, by providing the illumination unit 2 with the movable part of the attaching / detaching means, the movable part of the attaching / detaching means can be maintained during the maintenance work of the illumination unit 2.

  FIG. 6 is another example in which the main body side engaging portion 12 of the lighting device main body 11 is a permanent magnet 13 and the lighting portion side engaging portion 21 is an electromagnet 22. The electromagnet 22 is attracted by the magnetic action of the permanent magnet 13, and the illumination unit 2 is fixed to the illumination device body 11.

  The external device 3 for operating the attaching / detaching means of the illumination unit 2 includes a power supply unit 39 serving as a power supply source and an operation unit for the electromagnet 22, and an external device side conductive unit 391 for transmitting power to the illumination unit 2. The illumination unit 2 is provided with an illumination unit side conductive unit 221 that receives power supply by contacting the external device side conductive unit 391 and a conductive wire 222 that excites the electromagnet 22 by power supply. .

  Thus, when the illumination unit 2 is removed, the external device 3 is attached to the illumination unit 2, the external device-side conductive unit 391 is brought into contact with the illumination unit-side conductive unit 221, and power is supplied to the conductive wire 222, whereby the electromagnet 22. Can be removed from the illuminating device main body 11 by exciting and repelling the permanent magnet 13.

  Moreover, the attaching / detaching drive unit 33 of the external device 3 and the external device-side conductive unit 391 may be replaceable according to the attaching / detaching means of the lighting device 1.

It is the perspective view which cut | disconnected a part of Example which fixed the illumination part to the illuminating device main body of this invention. It is a perspective view of the illumination part removed from the same. In the illuminating unit attaching / detaching means, (a) is a plan view of a state in which the illuminating unit is attached to the illuminating device body, and (b) is a plan view of a state in which the illuminating unit is removable from the illuminating device body. . It is a perspective view of the Example of an external device same as the above. (A) in the other example of the illuminating device which made the illuminating unit side engaging part the movable type same as the above is a configuration diagram of a main part in which the illuminating unit is attached to the illuminating device main body, It is the removed important point block diagram. It is a block diagram of the other example of the illuminating device which used the magnetic effect same as the above as an attachment / detachment means, and an external device.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Illuminating device 11 Illuminating device main body 12 Main body side engaging part 2 Illuminating part 21 Illuminating part side engaging part 3 External device 32 Operation part 31 External apparatus main body 33 Detaching drive part 35 Lifting means 36 Receiving part 37 Force sensor 38 Base part

Claims (6)

  In an illuminating device comprising an illuminating device main body fixed to a ceiling of a structure, and an illuminating unit provided detachably on the illuminating device main body by an detaching means, an operation unit and a detachment necessary for operating the detaching means An illuminating apparatus comprising: elevating means for elevating and lowering the illuminating unit from the illuminating device main body in addition to the illuminating device main body and the illuminating unit.   The lighting device according to claim 1, wherein a magnetic action of a permanent magnet and an electromagnet is used for the attaching / detaching means.   3. An external device provided with an operation unit for operating the attaching / detaching means and the lifting / lowering means according to claim 1 or 2, wherein the external device is separated from the illumination device body and the illumination unit.   The external device according to claim 3, wherein the external device is provided with a receiving portion on which the removed illumination unit is placed.   The external device according to claim 4, wherein the receiving unit is provided with detection means for detecting placement of the illumination unit. 6. The pedestal for holding the posture of the external device by being placed on a floor surface of a structure or a fixed object grounded to the floor surface is provided. 6. External device.

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