JP6641871B2 - Lighting device and method of mounting lighting device - Google Patents

Description

  The present invention relates to a lighting device and a method of mounting the lighting device, and in particular, realizes lighting at an irradiation angle close to natural light, and can secure a uniform field of view throughout the working space without impairing the working efficiency of hot-line work. And a method of mounting the lighting device.

  2. Description of the Related Art Conventionally, in nighttime work in distribution line construction, a worker's view is secured by a lighting device using a generator, a lighting device mounted on a vehicle, or a hand-held light / cap light.

  Light irradiation is not performed from the sky as in the daytime but from the horizontal direction or the ground.Therefore, the light may be interrupted unexpectedly due to the movement of the worker and other workers, and visibility may not be secured. Was.

  For example, Patent Literature 1 proposes a work lighting device that can be detachably fixed to an overhead wire or a rod-shaped member and that can adjust an irradiation direction of lighting. This work lighting device discloses a configuration including a clamp for holding an overhead wire, an arm supported by the clamp, and an illuminating lamp fixed to a tip of the arm.

  Patent Literature 2 proposes a lighting fixture that can flexibly cope with various types of work in an installed electric facility. This luminaire discloses a configuration including a clamp for holding an overhead wire, an arm supported by the clamp, and an illuminating lamp fixed to a tip of the arm.

JP 2010-262755 A JP 2011-108546 A

  However, the lighting devices disclosed in Patent Literature 1 and Patent Literature 2 can secure the visibility of each worker flexibly, but the illumination angle is not from the top as in natural light but from the horizontal direction. This is irradiation and is not suitable for obtaining a uniform field of view over the entire working space. For this reason, it is impossible to cope with an unexpected situation change (for example, a sudden jump of an electric wire) in the work space, which may lead to a work accident such as injury or electric shock. In addition, it is difficult for the work manager to constantly monitor the safety of the pole worker. In addition, since the visibility of the pole workers is different from each other, it is difficult for the workers to cooperate with each other, and the work efficiency is reduced. Furthermore, it is difficult to irradiate from the ground or the horizontal direction when there are trees that block the lighting.

  Therefore, the present invention provides a lighting device and a mounting method of the lighting device which realize illumination at an irradiation angle close to natural light and can secure a uniform field of view throughout the working space without impairing the working efficiency of hot-line work. The purpose is to provide.

  In order to solve the above-mentioned problem, the invention according to claim 1 is a lighting device for illuminating a work site where a hot-line operation is being performed from above, and a ground wire disposed above the work site. (1) A rod-shaped main body attached via fixing means, and a plurality of rod-shaped skeleton members attached to the main body, the framing member includes a light source for illuminating the work site on a lower surface side. It is characterized by the following.

  According to a second aspect of the present invention, in the lighting device according to the first aspect, the first fixing means includes a binding protrusion integrally formed on both ends of the main body, and a binding, and the binding includes: After the winding start portion of the bind is hooked on the projecting portion, the spiral portion of the bind is wound around the ground wire to attach the main body to the ground wire.

  According to a third aspect of the present invention, in the lighting device according to the first or second aspect, the frame member is formed by integrally forming two frame members extending from the main body to both wings via a connecting member. The part is provided with a cutout portion on the upper peripheral surface that matches the shape of the connection member of the skeleton member, and after fitting the connection member of the skeleton member into the cutout portion of the main body, fixing with a bolt. The frame member is attached to the main body.

  According to a fourth aspect of the present invention, in the lighting device according to the first or second aspect, the main body includes a fitting projection on a side peripheral surface of the lighting device, the fitting protruding portion being fitted to a mounting end of the frame member. The framing member is attached to the main body by fitting a distal end of the framing member on the attachment side to the fitting projection.

  According to a fifth aspect of the present invention, in the lighting device according to the third or fourth aspect, the inclination angle of the framing member is set near the coupling member of the framing member or near the tip of the framing member on the mounting side. It is characterized by having a tilt angle variable mechanism for adjusting.

  According to a sixth aspect of the present invention, in the lighting device according to any one of the first to fifth aspects, the lighting device is stretched in contact with upper surfaces of the plurality of skeleton members and the main body, and is provided via a second fixing unit. The second fixing means includes a sheet projection integrally formed on an upper surface of the plurality of frame members or the upper surface of the main body, and a pin. After fitting in the pre-drilled hole of the sheet portion, the seat portion is stretched by inserting the pin into a pre-drilled pin hole of the sheet projection.

According to a seventh aspect of the present invention, there is provided a rod-shaped main body attached via a first fixing means to a ground wire disposed above a work site, and a plurality of rods attached to the main body and having tips extending obliquely downward. a mounting method of a lighting device comprising a frame member of the rod-shaped, and said to bind projection portion integrally formed at both ends of the main body, after hooking winding start portion of the bind, bind the spiral A first fixing step of winding a portion around the ground wire and attaching the main body to the ground wire, and a connecting frame member integrally formed of two frame members extending from the main body portion to both wings via a connecting member, after fitted into the notch in the upper peripheral surface of the main body portion, by fixing with bolts, characterized in that it comprises a frame member mounting step of mounting the frame members to the body portion To.

  The invention according to claim 8 is a rod-shaped main body attached via a first fixing means to a ground wire disposed above a work site, and a plurality of rod-shaped main bodies attached to the main body and whose tips extend obliquely downward. A method of mounting a lighting device comprising: a rod-shaped frame member, wherein a binding start portion is hooked on a binding projection integrally formed on each of both ends of the main body, and then a binding spiral portion is provided. Is wound around the ground wire, and a first fixing step of attaching the main body to the ground wire is performed. A mounting end of the skeleton member is fitted to a fitting protrusion on a side peripheral surface of the main body. A frame member mounting step of mounting the frame member on the main body.

  According to a ninth aspect of the present invention, in the mounting method of the illuminating device according to the seventh or eighth aspect, the illuminating device is stretched in contact with an upper surface of the plurality of frame members and the main body, and a second fixing device is provided. A sheet portion attached via a means, and a plurality of holes formed in advance in the sheet portion are fitted into sheet projections integrally formed on the upper surfaces of the plurality of frame members or the main body. Thereafter, a second fixing step of stretching the sheet portion by inserting a pin into a pin hole previously formed in the sheet protrusion is provided.

  According to the first aspect of the present invention, the main body is attached to the ground wire, the skeleton member is attached to the main body, and the light source for illuminating the work site is provided on the lower surface side of the framing member. Is realized, and a uniform field of view can be secured throughout the work space without impairing the work efficiency of the hot-line work. As a result, unexpected situation changes in the work space can be handled in the same way as during daytime work, and work accidents such as injury and electric shock can be prevented. Further, it becomes easy for the work manager to constantly monitor the safety of the pole worker. In addition, since a uniform field of view can be ensured in the entire work space, it is easy to cooperate among the workers, and the work efficiency can be improved.

  According to the second aspect of the present invention, the main body portion is attached to the ground wire by hooking the winding start portion of the bind to the binding projection and then winding the spiral portion of the bind around the ground wire, so that the attachment is relatively simple. The lighting device can be attached by the work, and displacement and rotation of the lighting device (main body) due to wind or the like can be prevented. Further, even under weather conditions such as unstable weather and strong winds (gusts), if the fixing of the main body is further reinforced by manual winding binding, the lighting device (main body) can be more firmly fixed. .

  According to the invention of claim 3, two skeleton members extending from the main body to both wings via the connecting member are integrally formed, and after the connecting member of the skeleton member is fitted into the notch of the main body, the bolt is used. Since the frame member is fixed to the main body, the mounting structure of the frame member is simpler, so that the lighting device can be installed by a relatively simple mounting operation.

  According to the fourth aspect of the present invention, the framing member is attached to the main body by fitting the distal end on the mounting side of the framing member to the fitting projection of the main body, so that the mounting structure of the framing member is simple. Therefore, the lighting device can be installed by a relatively simple mounting operation.

  According to the fifth aspect of the present invention, a tilt angle variable mechanism for adjusting the tilt angle of the framing member is provided in the vicinity of the distal end on the mounting side of the framing member or in the vicinity of the connecting member of the framing member. By properly adjusting the angle of inclination of the frame members according to the direction, etc., it is possible to prevent the displacement and rotation of the lighting device, and to maintain the work efficiency of the hot-line work against strong winds and rainfall. Safety can be ensured.

  According to the invention of claim 6, the seat portion is stretched by inserting a pin into the pin hole of the sheet projection portion after fitting the pre-drilled hole of the sheet portion into the sheet projection portion. Since the mounting structure of the unit is simple, the lighting device can be installed by a relatively simple mounting operation.

  According to the seventh aspect of the present invention, in the first fixing step, after the winding start portion of the bind is hooked on the binding protrusions integrally formed on both ends of the main body, the spiral portion of the bind is connected to the ground wire. Winding and attaching the main body to the ground wire, and in the framing member attaching step, cutting the upper peripheral surface of the main body portion by connecting the connecting framing member formed integrally with the two framing members extending from the main body to both wings via the connecting member The frame member is attached to the main body by fixing it with bolts after being fitted into the notch, so that the lighting device can be installed by a relatively simple attachment work.

  According to the invention of claim 8, in the first fixing step, after the binding start portion is hooked on the binding projections integrally formed on both ends of the main body, the spiral portion of the binding is connected to the ground wire. Winding and attaching the main body to the ground wire, and in the framing member attaching step, fitting the distal end on the mounting side of the framing member to the fitting protrusion on the side peripheral surface of the main body to attach the framing member to the main body. Therefore, the lighting device can be installed by a relatively simple mounting operation.

  According to the ninth aspect of the present invention, in the second fixing step, the holes formed in advance in the sheet portion are fitted into the plurality of frame members or the sheet projections integrally formed on the upper surface of the main body portion. Thereafter, by inserting a pin into the pin hole of the sheet projection, the sheet is stretched, so that the lighting device can be installed by a relatively simple mounting work.

FIG. 1 is a perspective view showing an external appearance of a lighting device according to an embodiment of the present invention, viewed obliquely from above. It is an explanatory view explaining attachment of a main part to a ground wire using a bind. It is explanatory drawing which illustrates the internal structure of a frame member. It is explanatory drawing which illustrates the state of the hot-line work at the time of installing the lighting device of embodiment. It is explanatory drawing which illustrates the inclination angle variable mechanism which adjusts the inclination angle of the frame member in the modification 1. It is explanatory drawing explaining the attachment of the framing member to the main-body part in the modification 2, FIG.6 (a) is a perspective view of the fitting protrusion part of a main-body part, FIG.6 (b) is the front-end | tip of the mounting side of a framing member. It is a perspective view of a part. It is explanatory drawing explaining sticking of the sheet part to the upper surface of a frame member or a main-body part in the modification 3.

  Hereinafter, the present invention will be described based on the illustrated embodiment.

[Embodiment]
FIG. 1 is a perspective view of a lighting device 1 according to an embodiment of the present invention from obliquely above. This lighting device 1 is a lighting device 1 for illuminating a work site where a live line work is being performed from above, and a first fixing means (21a to 21d) is attached to a ground wire 71 arranged above the work site. , 22a to 22d, 61A, 61B), and a plurality of rod-shaped frame members 3A to 3C attached to the main body 2 and having tips extending in the horizontal direction. And light sources (31L, 31R) for illuminating the work site on the lower surfaces of the frame members 3A to 3C.

  First, the main body 2 is formed of a material having sufficient strength and insulating properties. For example, it is embodied as a plate-like member made of an insulating resin, carbon graphite, carbon fiber, glass fiber, various fiber-reinforced plastics, or a plate-like member obtained by synthesizing these various material members. In FIG. 1, the external shape of the main body 2 is a rod-shaped member having a substantially circular cross-sectional shape, but is not limited thereto, and may be a rod-shaped member having a substantially polygonal cross-sectional shape.

  A concave cutout for sandwiching the ground wire 71 is formed on the lower peripheral surface of the main body 2. Further, binding protrusions (first fixing means) 21a to 21d and 22a to 22d are formed integrally with the main body 2 at both ends of the main body 2 in the extending direction of the ground wire 71, respectively.

  In addition, the upper peripheral surface of the main body 2 is provided with a cutout portion that matches the shape of the connection member of the frame members 3A to 3C, and the connection member of the frame members 3A to 3C is provided in the cutout portion of the main body portion 2. After the fitting, the frame members 3A to 3C are attached to the main body 2 by tightening and fixing the bolts 32.

  Next, the attachment of the main body 2 to the ground wire 71 using the binds (first fixing means) 61B, 62B will be described with reference to FIG. Binding binds an object to an electric wire or the like by winding it around the electric wire or the like. In the present embodiment, the main body 2 is fixed to the ground wire 71 by binding to prevent displacement and rotation of the lighting device 1 (main body 2) due to wind or the like.

  The bind includes a bind having a fixed shape (thick) and an unfixed (thin) hand-wound bind in advance. In general, thicker fixed bindings are used for winding and fixing around tensioned electric wires, etc. used.

  As shown in FIG. 2A, the binding start portion is hooked on the binding projections (21 a, 21 b and) 22 a, 22 b on the upper side of the main body 2, and the spiral portion is wound around the ground wire 71. For (61A and) 61B, a thick bind having a fixed shape is used. In FIG. 2A, the winding direction of the spiral portion around the binding projection 22a and the spiral wire around the binding projection 22b and the winding of the spiral portion around the binding projection 22b. The directions are opposite to each other. When it is sufficient to fix the main body 2 to the ground wire 71 by the binds (61A and) 61B, the attachment of the main body 2 to the ground wire 71 is completed in this state.

  Further, in a situation where the weather is unstable and the lighting device 1 (the main unit 2) needs to be fixed more firmly due to a strong wind (gust) or the like, after fixing the main unit 2 with the binds (61A and) 61B, As shown in FIG. 2B, the fixation of the main body 2 is further reinforced by a manual winding bind (first fixing means) (62A and) 62B. That is, the winding start portion of the manually wound binding (62A and) 62B is hooked on the binding projections (21c, 21d and) 22c and 22d on the lower side of the main body 2, and the spiral portion is wound around the ground wire 71. In FIG. 2B, the winding directions of the bindings 61B are the same direction, and the winding directions of the manually wound binding 62B are opposite directions. The winding directions of the bind 61B and the manually wound bind 62B may both be reversed.

  Next, the plurality of skeleton members 3 </ b> A to 3 </ b> C are formed of a material having sufficient strength and insulating properties, similarly to the main body 2. The frame members 3A to 3C are integrally formed with two frame members extending horizontally from the main body 2 to both wings via a connecting member. FIG. 3 illustrates the internal structure of the frame member 3 (3A to 3C) in the vicinity of the connecting member.

  As described above, the notch portion conforming to the shape of the connecting member of the skeleton member 3 (3A to 3C) is provided on the upper peripheral surface of the main body portion 2, and the skeleton member 3A is provided in the notch portion of the main body portion 2. After fitting the connecting members 3C to 3C, the frame members 3 (3A to 3C) are attached to the main body 2 by fastening and fixing with the bolts 32.

  In addition, an illumination unit (light source) 35L for illuminating a work site located below the illumination device 1 is provided on the lower surface side of the wings of both wings of the frame member 3 (3A to 3C). The illumination unit 35L includes a plurality of light emitting diodes (light emitting elements) 31a, and is disposed on the internal substrate 31c so as to emit light downward. The outer frame of the illumination unit 35L is made of a light-transmitting material so that the illumination light from the light emitting diode 31a can be transmitted.

  In addition, a battery is used as a power source of the light emitting diode 31a, and is housed in the battery housing 31b. A switch 33 for turning on / off the illumination unit 35L is provided on the side surface of the wing. As described above, since the wings of the frame member 3 (3A to 3C) include many circuit components, the outer periphery thereof is waterproofed.

  Next, an installation mode of the lighting device 1 of this embodiment will be described with reference to FIG. FIG. 5 is a perspective view illustrating a live-line operation when the lighting apparatus 1 is installed, and is viewed from above from below. In the figure, 71 is a ground wire, 72, 73, 74 are high voltage wires, 75 is a utility pole, 76 is a transformer, and 81 is a common operation rod.

The lighting device 1 is attached in the following procedure.
(1) First fixing step; First, the main body 2 is moved along the ground wire 71. Then, after the winding start portions of the binds 61A, 61B are hooked on the binding projections 21a, 21b and 22a, 22b integrally formed on both ends of the main body 2, respectively, the spiral portions of the binds 61A, 61B are grounded. Then, the main body 2 is attached to the ground wire 71. In the situation where the lighting device 1 (the main body 2) needs to be fixed more firmly, the fixing of the main body 2 is further reinforced by the manual winding binds 62A and 62B. In other words, the winding start portions of the hand-wound bindings 62A and 62B are hooked on the binding projections 21c, 21d and 22c, 22d on the lower side of the main body 2, and the spiral portion is wound around the ground wire 71.
(2) Frame member mounting step: Connecting frame members 3A to 3C formed integrally with two frame members extending from the main body 2 to both wings via the connecting member are fitted into cutouts on the upper peripheral surface of the main body 2. After that, the frame members 3A to 3C are attached to the main body 2 by fixing them with the bolts 32.

  As described above, in this embodiment, the main body 2 is attached to the ground wire 71, the skeleton members 3A to 3C are attached to the main body 2, and the light source (31L) that illuminates the work site on the lower surface side of the skeleton members 3A to 3C. , 31R), illumination with an illumination angle close to natural light can be realized, and a uniform field of view can be secured in the entire work space without impairing the work efficiency of the hot-line work. As a result, unexpected situation changes in the work space can be handled in the same way as during daytime work, and work accidents such as injury and electric shock can be prevented. Further, it becomes easy for the work manager to constantly monitor the safety of the pole worker. In addition, since a uniform field of view can be ensured in the entire work space, it is easy to cooperate among the workers, and the work efficiency can be improved.

  Further, in this embodiment, after the winding start portions of the bindings 61A, 61B are hooked on the binding projections 21a, 21b, 22a, 22b, the spiral portions of the bindings 61A, 61B are wound around the ground wire 71, thereby providing the ground. Since the main body 2 is attached to the wire 71, the lighting device 1 can be attached by a relatively simple attaching work, and displacement and rotation of the lighting device 1 (main body 2) due to wind or the like can be prevented. In addition, even under weather conditions such as unstable weather and strong winds (gusts), if the fixing of the main body is further reinforced by manual winding binding, the lighting device 1 (main body 2) can be more firmly fixed. Can be.

  Further, in this embodiment, two frame members extending from the main body 2 to both wings via the connection member are integrally formed, and the connection members of the frame members 3A to 3C are fitted into the cutouts of the main body 2. After that, since the frame members 3A to 3C are fixed to the main body 2 by fixing with the bolts 32, the mounting structure of the frame members 3A to 3C is simpler. Therefore, the lighting device 1 is installed by a relatively simple mounting operation. be able to.

  Further, in this embodiment, in the first fixing step, the winding start portions of the binds 61A, 61B are hooked on the binding projections 21a, 21b, 22a, 22b integrally formed on both ends of the main body 2, respectively. Thereafter, the helical portions of the bindings 61A and 61B are wound around the ground wire 71, and the main body 2 is attached to the ground wire 71. In the framing member attaching step, two framing members extending from the main body 2 to the two wings via the connecting members are provided. The frame members 3A to 3C are attached to the main body 2 by fitting the connecting frame member formed integrally with the notch portion of the upper peripheral surface of the main body 2 with the bolts 32 after fitting the same. The lighting device 1 can be installed by a simple mounting operation.

[Modification 1]
In the skeleton members 3A to 4C of the above embodiment, the inclination angles at which the tips of the skeleton members 3A to 4C extend to both wings are fixed to zero degrees because they are horizontal.

  In the first modification, as shown in FIG. 5, a tilt angle variable mechanism for adjusting the tilt angle of the frame member 4A is provided near the connecting member 41 of the frame member 4A. FIG. 7 shows a modified example of the skeleton members 3A to 3C of the above embodiment, and exemplifies tilt angle variable mechanisms 42a to 42c for adjusting the tilt angle of the skeleton member 4A.

  In the figure, the tilt angle variable mechanism includes adjusting screws 42a and 42b and a rotating shaft 42c, and loosens the adjusting screws 42a and 42b to arbitrarily set the tilt angle of the wing portion 40L of the frame member 4A, and set the tilt angle. By tightening the adjusting screws 42a and 42b in this state, the inclination angle of the frame member 4A is adjusted.

  In the first modification, in the vicinity of the distal end of the mounting member of the framing member (4B), or in the vicinity of the connecting member of the framing member 4A (3A to 3C), the inclination angle variable mechanisms 42a to 42g adjust the tilt angle of the framing member. 42c, it is possible to prevent the displacement and rotation of the lighting device 1 by appropriately adjusting the inclination angle of the framing member according to the wind speed and the direction of the wind, etc. Therefore, the safety of the worker can be ensured without impairing the work efficiency.

  For example, by appropriately adjusting the inclination angle of the frame member 4A in accordance with the work site or the work content of the hot-line work, it is possible to ensure a good visibility of the worker in night work such as distribution line construction. Thus, work accidents can be prevented and work efficiency can be improved. In addition, since the light source is installed at a high position, even if the inclination angle of the frame member 4A is slightly adjusted, illumination at an angle close to natural light is ensured for the entire work space, and a uniform view of the entire work space is obtained. Securement is also possible.

[Modification 2]
In the above embodiment, two frame members extending horizontally from the main body 2 to both wings via the connecting member are integrally formed to form the frame members 3A to 3C, and the frame members are formed in the cutouts of the main body 2. After fitting the connection members 3A to 3C, the frame members 3A to 3C were attached to the main body 2 by fastening and fixing with the bolts 32.

  On the other hand, in the second modified example, as shown in FIG. 6A, a fitting protrusion 23 for fitting the tip of the attachment side of the frame member 4B to the side peripheral surface of the main body 2 is provided. 6B, the frame member 4B is attached to the main body 2 by fitting the distal end on the attachment side of the frame member 4B as shown in FIG.

  First, in FIG. 6 (a), the main body 2 is provided with a fitting protrusion 23 on a side peripheral surface thereof for fitting a distal end portion on the mounting side of the frame member 4B. The fitting projection 23 has a cylindrical shape with an open top surface. A shaft hole 23a is formed on the upper surface of the fitting protrusion 23 so as to fit the shaft 46c at the tip of the frame member 4B. The fitting protrusion 23 is formed with a pair of T-shaped grooves 23b that are engaged by rotating a pair of pins 46a and 46b at the distal end of the frame member 4B.

  On the other hand, in FIG. 6B, the distal end of the frame member 4B includes a shaft 46c, a pair of pins 46a and 46b, and a projection 46d. The shaft portion 46c protrudes in the axial direction of the frame member 4B. The pair of pins 46a and 46b project in opposite directions from the outer periphery of the shaft portion 46c in a direction orthogonal to the axial direction. The projection 46d is urged by a compression coil spring (not shown) built in the distal end portion of the frame member 4B so as to project from the distal end surface of the shaft portion 46c.

In the method of mounting the lighting device 1, only the frame member mounting step of the mounting method of the lighting device 1 in the above embodiment is replaced as follows.
(2 ') Frame member mounting step: The front end of the frame member 4B on the mounting side is fitted to the fitting projection 23 on the side peripheral surface of the main body 2, and the frame member 4B is mounted on the main body 2.

  As described above, in the second modification, in the first fixing step, the winding start portions of the binds 61A and 61B are attached to the binding projections 21a, 21b, 22a and 22b integrally formed on both ends of the main body 2, respectively. After hooking, the spiral portions of the binds 61A and 61B are wound around the ground wire 71, and the main body 2 is attached to the ground wire 71. In the frame member attaching step, the main body 2 is attached to the fitting protrusion 23 on the side peripheral surface of the main body 2. The framing member 4B is mounted on the main body 2 by fitting the distal end of the framing member 4B on the mounting side, and the mounting structure of the framing member 4B is simple. Can be installed.

[Modification 3]
Next, in Modification 3, in the above embodiment, Modification 1 or Modification 2, the sheet portion 5 is stretched in contact with the skeleton member 4B and the upper surface of the main body 2, and the lighting device 1 is used as a rainproofing device or a sunshade. It works.

  As a second fixing means for fixing the sheet portion 5 in contact with the upper surface of the frame member 4B and the main body 2, a sheet integrally formed on the upper surface of the frame member 4B (or the main body 2) as shown in FIG. After the projection (47) of the sheet portion 5 is fitted into the projection (47) of the seat, the projection (47) of the seat is opened beforehand. The sheet portion 5 is stretched by inserting the pin 47b into the pin hole 47a.

  Here, the sheet portion 5 is formed of a material having a certain strength, elasticity, and insulating properties. For example, when the lighting device 1 is made to function as rainproofing, it is embodied by a translucent vinyl sheet. When the illuminating device 1 functions as a sunshade, the sheet portion 5 is formed of a light-shielding sheet having a light-shielding property.

  As shown in FIG. 7, in order to stretch the sheet portion 5 on the upper surface of the skeleton member 4B (and the main body portion 2), the seat portion 5 has a hole for fitting into the sheet projection 47 of the skeleton member 4B in advance. It is open. A ring 51 made of various fiber-reinforced plastics or the like is formed around the hole to prevent breakage.

  Each of the sheet projections 47 of the skeleton member 4B is provided with a pin 31b, and is connected to a mounting portion 47c on the upper surface of the sheet projection 47 via a chain 47d to prevent falling. . After the hole (ring 51) of the sheet portion 5 is fitted into the sheet projection 47, the pin 47b is inserted into the pin hole 47a of the sheet projection 47 which has been opened beforehand, whereby the skeleton member 4B (and the main body) is inserted. The sheet part 5 is stretched on the upper surface of the part 2) and fixed.

In addition, the method of attaching the lighting device 1 includes, in addition to the (1) first fixing step and the (2) or (2 ′) frame member attaching step in the attaching method of the lighting device 1 in the above embodiment or Modification Example 2, The following second fixing step is added.
(3) Second fixing step: After fitting a hole (ring 51) formed in advance in the sheet portion 5 into the sheet projection 47 integrally formed on the upper surface of the frame member 4B or the main body 2, The sheet portion 5 is stretched by inserting a pin 47b into a pin hole 47a formed in the sheet projection 47 in advance.

  As described above, in the third modification, in the second fixing step, the sheet portion 5 is opened in advance on the sheet projections 47 integrally formed on the upper surfaces of the plurality of skeleton members 4B or the main body portion 2, respectively. Since the seat portion 5 is stretched by inserting the pins 47b into the pin holes 47a of the seat protrusions 47 after the holes (rings 51) are fitted, the mounting structure of the seat portion 5 is simple. The lighting device 1 can be installed by a simple and easy mounting operation.

  Although the embodiment of the present invention has been described above, the specific configuration is not limited to the above-described embodiment and Modifications 1 to 3, but may be designed within a range that does not depart from the gist of the invention. Modifications and the like are included in the present invention.

DESCRIPTION OF SYMBOLS 1 Illumination device 2 Main body part 3, 3A-3C, 4A, 4B Frame member 5 Sheet part 21a-21d, 22a-22d Projection part for binding (1st fixing means)
23 Fitting protrusion 23a Shaft hole 23b Groove 32 Bolt 40L, 45 Wing 41 Connecting member 42a, 42b Adjusting screw (variable tilt angle mechanism)
42c Rotary shaft (variable tilt angle mechanism)
46c Shaft 46d Projection 47 Sheet projection (second fixing means)
47a pin hole 47b pin (second fixing means)
47d chain 47a, 47b pin 61B, 62B bind (first fixing means)
71 Ground wire 72, 73, 74 High voltage line 75 Utility pole 76 Transformer 81 Common operation rod

Claims (9)

A lighting device for illuminating a work site where hot-line work is being performed from above,
A rod-shaped main body attached via a first fixing means to a ground wire disposed above the work site;
A plurality of rod-shaped frame members attached to the main body,
The lighting device according to claim 1, wherein the frame member includes a light source for illuminating the work site on a lower surface side. The first fixing means includes a binding projection integrally formed on both ends of the main body, and a binding,
2. The main body portion is attached to the ground wire by winding a helical portion of the bind around the ground wire after hooking a winding start portion of the bind around the binding protrusion. 3. Lighting equipment. The framing member is formed by integrally forming two framing members extending from the main body to both wings via a connecting member,
The main body includes an upper peripheral surface with a cutout portion that matches the shape of the connecting member of the skeleton member,
3. The frame member is attached to the main body by fitting the connection member of the frame member into a cutout portion of the main body and then fixing the frame with a bolt. 4. Lighting equipment. The main body includes a fitting protrusion that fits a distal end on the mounting side of the skeleton member on a side peripheral surface,
The lighting device according to claim 1, wherein the skeleton member is attached to the main body by fitting a distal end of the attachment member on the attachment side to the fitting protrusion.   The tilt angle variable mechanism for adjusting the tilt angle of the framing member is provided near the connecting member of the framing member or near the tip of the mounting side of the framing member. The lighting device according to the above. A seat portion stretched in contact with an upper surface of the plurality of skeleton members and the main body portion, and attached via a second fixing means,
The second fixing means includes a plurality of frame members or a sheet protrusion integrally formed on an upper surface of the main body, and a pin,
After fitting a pre-drilled hole of the sheet portion into the sheet projection, the pin is inserted into a pre-drilled pin hole of the sheet projection to stretch the sheet portion. The lighting device according to any one of claims 1 to 5, wherein: A rod-shaped main body attached via a first fixing means to a ground wire disposed above the work site;
A plurality of rod-shaped skeleton members attached to the main body portion, the tip of which extends diagonally downward,
To bind projection portion integrally formed at both ends of the body portion, after hooking winding start portion of the bound, wound spiral portion bound to said ground wire, attaching said body portion to said ground wire A first fixing step;
By fitting a connecting frame member integrally formed of two frame members extending from the main body portion to both wings via a connecting member into a cutout portion on the upper peripheral surface of the main body portion, and fixing the bolt with a bolt, A framing member attaching step of attaching the framing member to the main body,
A mounting method of a lighting device, comprising: A rod-shaped main body attached via a first fixing means to a ground wire disposed above the work site;
A plurality of rod-shaped skeleton members attached to the main body portion, the tip of which extends diagonally downward,
After hooking the binding start portion on the binding projections integrally formed on both ends of the main body, respectively, winding the spiral portion of the bind around the ground wire, and attaching the main body to the ground wire. 1 fixing process,
A framing member mounting step of fitting the distal end of the framing member on the mounting side to the fitting projection on the side peripheral surface of the main body, and mounting the framing member on the main body.
A mounting method of a lighting device, comprising: The lighting device has a sheet portion that is stretched in contact with an upper surface of the plurality of skeleton members and the main body portion and is attached via a second fixing unit,
After fitting the pre-drilled hole of the seat portion into the sheet projection integrally formed on the upper surface of the plurality of skeleton members or the main body portion, the sheet projection portion is opened in advance by the sheet projection portion. A second fixing step of stretching the sheet portion by inserting a pin into the pin hole
The mounting method of the lighting device according to claim 7 or 8, further comprising:

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