JP2005216527A - Mounting structure of illumination fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting structure of an illumination fixture in which the main body and a shade of the lighting fixture are firmly fixed and tight attachment is confirmed at the time of attaching the shade. <P>SOLUTION: In the illumination fixture which is provided with the shade 1 that is rotatingly mounted on a translucent aperture part in the front face of the lighting fixture main body 2, and in which an engaging part 5 of the shade 1 in the lighting fixture main body 2 or an engaged part 9 in the shade 1 is elastically mounted and engaged by spring bodies, this is the mounting structure in which a protruded part 6 is installed in the vicinity of the engaging part 5 of the lighting fixture main body 2, a protrusion escape part 10 is installed in the vicinity of the engaged part 9 of the shade 1, while the protruded height of the protrusion escape part 10 has a gradual tilting downward toward the fastening direction of the shade 1, then the protruded part 5 gets over the protrusion escape part 10 in accordance with the rotation of the shade 1, and the shade 1 and the lighting fixture main body 2 are engaged without a gap. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a mounting structure for a lighting fixture that rotates a shade and attaches the shade to the lamp body by an elastic force.

  Conventionally, as a method for attaching a shade of a lighting fixture, the following Patent Document 1 is known.

  Some ceiling-mounted lighting fixtures have a lamp body installed on the ceiling surface with a hemispherical shade that covers the ground side of the lamp body. That is, the shade of the lighting apparatus is mounted so as to be relatively rotatable around the axis centered in a direction substantially perpendicular to the ground.

  In this luminaire, locking pieces to which the shade is mounted project outwardly in the rotational radial direction at a plurality of locations in the circumferential direction of the shade attachment portion of the lamp body. The locking piece is provided using a material having an elastic force outward.

  An annular attachment portion attached to the lamp body in the shade is provided with a recess provided in an opening in the inner radial direction of the shade. A locking piece installed in the lamp body is supported by the recess, and the shade is fixed. In addition, a notch portion for unlocking is provided at a specific position of the recess so that the locking piece installed on the lamp body can be passed only when the shade is at a specific position with respect to the lamp body. ing. Further, a member having an elastic force protruding in the inner radial direction of the shade is provided in the vicinity of both end portions in the shade rotation direction of the notch.

In the lighting apparatus, first, the protruding locking piece of the lamp body is matched with the notch portion of the shade. Next, the rotation is performed in a state where the locking piece is fitted in the recess, with the axis in the direction substantially perpendicular to the ground as the center. Next, the lighting fixture mounting structure is such that the shade is rotated until the locking piece of the lamp body is located in a recess other than the cutout portion of the shade, and the shade is attached to the lamp body with the locking piece.
JP-A-6-243712

  However, the mounting method of the lighting fixture of patent document 1 has the following problems.

  That is, there is a case where an elastic member such as a spring used in an elastic body provided in the vicinity of both ends of the notch portion deteriorates due to long-term use of the luminaire, and the elastic force decreases. In this case, the holding power of the lamp body and the shade attached to each other by an elastic force is reduced, and the shade may be arbitrarily rotated by vibration or the like. Then, the locking piece of the lamp body may come off from the cutout portion of the shade, which may cause a situation where the shade falls.

  Further, the shade is attached to the lamp body by rotating, but the locking piece of the lamp body is attached at an arbitrary position of the concave portion of the shade, so there is no response at the time of fixing. Furthermore, since the shade is elastically fixed, there is no fixed sound when fitted, so it cannot be sure that the shade is properly fixed to the lamp body. As a result, there is a risk that the shade will fall if the shade is not actually properly fixed to the lamp body.

  The present invention has been made in view of the above matters, and an object of the present invention is to provide a lighting fixture mounting structure in which a lamp body and a shade are firmly fixed, and it can be confirmed that they are securely attached when the shade is attached. There is to do.

  An attachment structure for a lighting fixture according to a first aspect of the present invention includes a lamp body having a lamp therein, and a shade attached to a light-transmitting opening of the lamp body, and the lamp body is engaged to attach the shade. And the shade has an engaged portion that is attached to the lamp body, and the lamp body and the shade are elastically attached and engaged with each other. In addition to the engaging portion, the lamp body is provided with a protruding portion that protrudes toward the inner surface of the lamp body. The shade has a lamp body side of the shade that is separate from the engaged portion. A projecting relief part projecting toward the projecting part, and the projecting height of the projecting escape part gradually decreases toward the tightening direction of the shade, the lamp body and the shade And completely Before being engaged, the protruding relief provided on the shade contacts the protruding portion provided on the lamp body, and the protruding portion moves on the protruding relief as the shade rotates. As a result, a part of the shade rises from the lamp body, and when the shade rotates and the projection relief part comes off from the protruding part, the rising of the shade disappears, and there is a gap between the shade and the lamp body. It is characterized by being engaged.

  The mounting structure for a lighting fixture according to a second aspect is the mounting structure for a lighting fixture according to the first aspect, wherein a contact portion of the protruding portion with the protruding relief portion is formed by the contact portion and the translucent opening portion. It has an inclined surface whose distance from the opening surface gradually decreases toward the tightening direction of the shade.

  According to a third aspect of the present invention, there is provided a lighting fixture mounting structure comprising: a lamp body having a lamp therein; and a shade attached to a light-transmitting opening of the lamp body, the lamp body engaging with the shade. In the mounting structure of the lighting fixture in which the shade has an engaged portion attached to the lamp body, and the lamp body and the shade are elastically attached and engaged. In addition to the engaged portion, the shade is provided with a protruding portion that protrudes toward the lamp body side of the shade. The lamp body has an inner surface of the lamp body that is separate from the engaging portion. A projecting relief portion projecting to the side is provided, and the contact portion of the projecting relief portion with the projecting portion is such that the distance between the contact portion and the opening surface of the translucent opening portion is directed in the tightening direction of the shade. Gradually smaller The protrusion provided on the shade before the lamp main body and the shade are completely engaged with each other, and the protrusion relief provided on the lamp main body. As the projecting part moves on the projecting relief part with the rotation of the shade, a part of the shade is lifted from the lamp body, and the shade further rotates to project the projecting relief from the projecting part. When the part is detached, the shade is not lifted up, and the shade and the lamp body are engaged with each other without a gap.

  The mounting structure for a lighting fixture according to a fourth aspect of the present invention is the mounting structure for a lighting fixture according to the third aspect, wherein the protruding height of the protruding portion is gradually lowered toward the tightening direction of the shade. It is characterized by having.

  According to the lighting fixture mounting structure of the first aspect of the present invention, the projecting portion is provided in the engaging portion of the lamp body, and the projecting relief portion is provided in the engaged portion of the shade.

  As a result, when a shade is attached to the lamp body, when the shade is rotated, the projecting part tries to get over the projecting relief part, so that a part of the shade rises from the lamp body. When the shade is rotated and the protruding part gets over the protruding escape part, the protruding part suddenly disengages from the step of the protruding escape part, the shade is returned to the lamp body side, and the front frame near the engaged part of the shade Hits the lamp and makes a sound with the impact at that time. And a shade and a lamp main body are fixed by an engaging part.

  Through the above series of operations, it can be visually and audibly confirmed that the shade has been securely attached to the lamp body.

  Furthermore, after the shade is attached to the lamp body, the shade and the lamp body are elastically attached and fully engaged, but even if the shade is rotated against the elastic force, the protruding relief is provided. As long as the part and the projecting part do not collide with each other and can no longer rotate and the shade is not pulled against the lamp body, the shade will not come off without permission.

  According to the lighting fixture mounting structure of the invention according to claim 2, in the lighting fixture mounting structure according to claim 1, the contact portion of the protruding portion with the protruding relief portion is the contact portion and the translucent opening. By having an inclined surface whose distance from the opening surface of the part gradually decreases toward the tightening direction of the shade, when the shade is rotated, the projecting part comes into contact with the projecting relief part, When the protruding portion gets over the protruding escape portion, the protruding portion can smoothly get over, and the shade can be smoothly attached to the lamp body.

  According to the lighting fixture mounting structure of the third aspect of the present invention, the protruding relief portion is provided in the engaging portion of the lamp body, and the protruding portion is provided in the engaged portion of the shade.

  Thus, the same effect as in the first aspect can be exhibited.

  According to the lighting fixture mounting structure of the invention according to claim 4, in the lighting fixture mounting structure according to claim 3, the protruding height of the protruding portion gradually decreases toward the tightening direction of the shade. By having an inclination, the same effect as in claim 2 can be exhibited.

  Hereinafter, the present invention will be described based on embodiments.

(Embodiment 1)
FIG. 2 is a perspective view of a lighting fixture with a shade attached to the lamp body. The light of the lamp attached inside the lamp body 2 is emitted from the lower shade 1 in FIG. 2, and the object can be illuminated brightly. The method of attaching the shade 1 and the lamp body 2 of the lighting fixture according to the present embodiment is not fixed with screws or the like, and the shade 1 is rotated and attached to the lamp body 2.

  FIG. 1 is a perspective view before the lamp body 2 and the shade 1 are attached in the lighting apparatus of FIG.

  The lamp body 2 is roughly divided into the following four members. That is, the wiring part 3 provided for lighting with one lamp provided, the reflecting shade 4 for covering the lamp and reflecting the light, and the engaging part for engaging the shade 1 with the three. 5 and four projecting portions 6 provided in the vicinity of the engaging portion 5.

  The shade 1 is roughly divided into the following four members. That is, one front frame 7 that covers the light-transmitting opening of the lamp body 2, two fitting parts 8 provided on the lamp body 2 side of the front frame 7, and three fitting parts 8. There are an engaged portion 9 provided at a location and engaged with the engaging portion 5 of the lamp body 2, and four protruding portion relief portions 10 provided in the vicinity of the engaged portion 9.

  First, the part of the lamp body 2 will be described in detail.

  The wiring part 3 in the lamp body 2 is installed at one end of the reflection shade 4, and a substantially circular light-transmitting opening is provided on the opposite side, and the light of the lamp is emitted from the light-transmitting opening. The reflecting shade 4 may be of a size that can sufficiently store the lamp.

  FIG. 3 is an enlarged view of the vicinity of the engaging portion 5 of the lamp body 2 as seen from the inside of the lamp body 2. The engaging portion 5 is provided at a plurality of locations (three locations in FIG. 1) at the edge of the translucent opening inside the reflecting shade 4. The engaging portion 5 is provided with an elastic material receiving member 5a. The elastic material receiving member 5 a is provided so as to protrude toward the inner radial direction of the light transmitting opening in the lamp body 2. The protruding height of the elastic material receiving member 5a is such that when the shade 1 is attached to the lamp body 2, the shade 1 fits in the lamp body 2 so as not to obstruct the attachment of the shade 1. Just do it. Further, since the elastic material receiving member 5a is attached in contact with the elastic material 9a of the shade 1, it is preferable that the surface of the elastic material receiving member 5a has no irregularities and has a smooth shape. Therefore, the elastic material receiving member 5a is preferably a rectangular flat plate attached with its longitudinal direction aligned with the light transmitting opening edge of the lamp body 2. The elastic material receiving members 5a as described above are provided in two locations along the edge near the light-transmitting opening edge in the engaging portion 5 of the lamp body 2. The elastic material receiving member 5a provided as a pair is also provided in the other two engaging portions 5 in the same manner.

  A protrusion 6 is provided near the tightening direction side of the shade 1 in the engaging portion 5 (see FIG. 3). The projecting portion 6 is provided in the vicinity of the edge of the translucent opening of the lamp body 2 so as to project in the inner radial direction. The protruding portion 6 may be substantially the same height as the protruding height of the elastic material receiving member 5a. Moreover, it is preferable that the distance from the translucent opening edge of the protrusion 6 is substantially the same as the distance from the translucent opening edge to the elastic material receiving member 5a. The place corresponding to the contact part with the protrusion escape part 10 of the shade 1 in the protrusion part 6 is good in the surface having a smooth shape. In the case of the present embodiment, a substantially cylindrical member protrudes from the side surface of the fitting portion 8 to form the protruding portion 6. Furthermore, the protrusion 6 must have a size that does not hinder the attachment of the shade 1 when the shade 1 is attached to the lamp body 2.

  Next, the site | part of the shade 1 is demonstrated based on FIG.

  The front frame 7 may have substantially the same shape as the translucent opening of the reflective shade 4 of the lamp body 2 (see FIG. 1). The size of the front frame 7 is preferably the same as the diameter of the substantially circular light-transmitting opening of the reflective shade 4 or a circular shape having a slightly larger diameter. However, the front frame 7 may have various shapes depending on the usage environment or the like as long as the light from the lamp does not leak.

  The fitting portion 8 is provided so as to protrude to the reflective shade 4 side of the front frame 7 (see FIG. 1). The shape of the fitting portion 8 is a circular planar shape and must be slightly smaller than the diameter of the opening of the reflective shade 4. The height of the fitting portion 8 from the front frame 7 should be substantially constant at any place of the fitting portion 8 so that the shade 1 is not in contact with the ceiling portion of the reflective shade 4 so that the lamp 1 is a lamp. It must be a height that fits perfectly into the body 2.

  FIG. 4 is an enlarged view showing the vicinity of the engaged portion.

  As illustrated in FIG. 4, the engaged portion 9 is provided at a plurality of locations (three locations in FIG. 1) on the side surface portion of the fitting portion 8 that protrudes. Since the engaged portion 9 is engaged with the reflective shade 4 of the lamp body 2, the engaged portion 9 must be installed at intervals that are engaged with the engagement portions 5 provided at three locations of the reflective shade 4. The engaged portion 9 is provided with an elastic material 9a. The elastic material 9a is preferably formed of a material such as a metal thin plate, and is installed so as to have an elastic force in the light transmission direction. Further, in order to attach the lamp body 2 more firmly, it is preferable to provide a curved portion curved in the direction of the front frame 7. It is possible to further prevent the curved portion from entering between the elastic material receiving members 5a paired with the lamp body 2 and the shade 1 starting to move in the rotational direction. The remaining two engaged portions 9 are similarly provided with elastic material receiving members 5a.

  The protrusion escape part 10 is a member with which the protrusion part 6 installed in the lamp body 2 comes into contact. The protruding relief portion 10 is provided in the vicinity of the engaged portion 9 and on the side of the fitting portion 8 on the side corresponding to the tightening direction of the shade 1. It is preferable that the maximum height of the projecting relief portion 10 from the front frame 7 is substantially the same as the height of the fitting portion 8 from the front frame 7 or lower than the front frame 7. The protrusion height of the protrusion relief 10 has an inclination that gradually decreases toward the tightening direction of the shade 1. The projecting relief portions 10 installed in the remaining two engaged portions 9 have the same shape.

  The projecting portion 6 and the projecting relief portion 10 as described above must each be a pair, and the number of installation is not limited to one place. You may provide in a location.

  Next, a method for attaching the lamp body 2 and the shade 1 will be described below with reference to FIGS. 5 (a) to 5 (c).

  FIG. 5A is a side view when the shade 1 is superimposed on the lamp body 2 such that the protruding portion 6 is positioned on the protruding escape portion 10.

  In this case, since it is difficult to understand from the outside that the protruding portion 6 is located in the protruding portion relief portion 10, a mark is provided on the outer wall side surface of the reflective shade 4 and the outer wall side surface of the front frame 7, so that the marks coincide with each other. If the lamp body 2 and the shade 1 are overlapped, the lamp body 2 and the shade 1 can be easily aligned.

  When the lamp body 2 and the shade 1 are overlapped, the projecting portion 6 is positioned at the lowermost part of the slope of the projecting relief portion 10, and the elastic material receiving member 5a is composed of the elastic material 9a of the reflecting shade 4 and the projecting relief. It is located between the part 10.

  FIG. 5B is a side view when the shade 1 is rotated in the tightening direction.

  The protruding portion 6 rises the inclination of the protruding escape portion 10, and at the same time, the lamp body 2 in the vicinity where the protruding portion 6 is provided floats away from the shade 1. In this way, the stage where the shade 1 is attached to the lamp body 2 can be confirmed from the outside. At this time, the elastic material receiving member 5a sinks between the elastic material 9a of the shade 1 and the front frame 7, and as the lamp body 2 is lifted, the elastic material receiving member 5a is also lifted. The elastic material receiving member 5a comes into contact with the elastic material 9a by being lifted, and the elastic material 9a is also lifted against the elastic force.

  FIG. 5C is a side view when the shade 1 is completely attached to the lamp body 2.

  When the shade 1 is further rotated in the tightening direction, the projecting portion 6 that has come up the projecting escape portion 10 is detached from the projecting escape portion 10, and the lamp body 2 that is floating at that moment moves to the front frame 7 side. However, the gap between the lamp body 2 and the shade 1 is eliminated, and the lamp body 2 and the shade 1 are attached. At this time, due to the instantaneous movement of the lamp body 2, the edge of the opening of the lamp body 2 collides with the front frame 7, and a clicking sound is produced, so that the lamp body 2 and the shade 1 are completely engaged. It can be confirmed. The elastic material 9 a of the engaging portion 5 of the lamp body 2 is engaged with the elastic material receiving member 5 a of the engaged portion 9 of the shade 1. The elastic material receiving member 5a is constituted by two members side by side, but the curved portion of the elastic material 9a is inserted between the elastic material receiving members 5a of the two members, and the elastic material is received by the elastic force of the elastic material 9a. The lamp body 2 and the shade 1 are engaged with each other while holding down the member 5a.

  After the lamp body 2 and the shade 1 are engaged, even if the shade 1 is rotated in the loosening direction against the drag of the elastic member 9a, the protruding portion 6 hits the protruding relief portion 10 and the position and the position do not loosen. It is like that. When removing the shade 1 from the lamp body 2, the shade 1 is lifted from the lamp body 2, lifted against the drag of the elastic material 9 a, and in the lifted state, the shade 1 is rotated in the loosening direction so that the protrusion 6 When the protruding relief 10 is exceeded, the elastic material 9a is detached from the elastic material receiving member 5a at that time, and the shade 1 is detached from the lamp body 2.

(Embodiment 2)
FIG. 6 is a view showing another embodiment of the present invention. A second embodiment of the present invention will be described with reference to FIG.

  The contact part with the protrusion escape part 10 in the protrusion part 6 of Embodiment 1 has an inclined surface. The inclined surface is such that the distance between the contact portion of the protruding portion 6 with the protruding escape portion 10 and the opening surface of the light transmitting opening portion of the lamp body 2 is gradually shortened toward the tightening direction of the shade 1. is there. Here, the opening surface of the light-transmitting opening is a plane formed from the edge of the light-transmitting opening of the reflecting shade 4 in the lamp body 2.

  Since the protrusion 6 is inclined, the shade 1 can be rotated in the tightening direction so that the protrusion 6 can get over the protrusion escape portion 10 without being caught more smoothly. Mounting to the smoother.

  The method of attaching the lamp body 2 and the shade 1 is the same as in the first embodiment.

(Embodiment 3)
FIG. 7 is a view showing another embodiment of the present invention. A third embodiment of the present invention will be described with reference to FIG.

  In the third embodiment, the lamp body 2 provided with the protruding portion 6 in the first embodiment is provided with the protruding relief portion 10, and the shade 1 provided with the protruding escape portion 10 in the first embodiment is provided with the protruding portion 6. Is provided.

  In other words, the protruding relief portion 10 is provided in the vicinity of the engaging portion 5 of the lamp body 2 and near the tightening direction side of the shade 1. Moreover, the contact part with the protrusion part 6 in the protrusion escape part 10 has the inclined surface where the distance of a contact part and the opening part of the lamp main body 2 becomes short gradually toward the tightening direction of the shade 1. FIG. .

  FIG. 8 is an enlarged view of the vicinity of the opening of the lamp body 2 as seen from inside the lamp body 2. The protruding height of the protruding escape portion 10 into the lamp body 2 may be substantially the same as the height of the elastic material receiving member 5a. Moreover, it is preferable that the distance from the edge part of the opening part of the protrusion escape part 10 is substantially the same as the distance from the edge part of the opening part to the elastic material receiving member 5a. The place corresponding to the contact part with the protrusion part 6 in the shade 1 of the protrusion escape part 10 should have a smooth surface. Furthermore, the protrusion relief part 10 must be sized so as not to obstruct the attachment of the shade 1 when the shade 1 is attached to the lamp body 2.

  FIG. 9 is an enlarged view showing the vicinity of the engaged portion of the shade 1. The protrusion 6 is provided in the vicinity of the engaged portion 9 of the shade 1 and on the side surface of the fitting portion 8 on the side corresponding to the tightening direction of the shade 1.

  The maximum height of the protrusion 6 from the front frame 7 is preferably substantially the same as the height of the fitting portion 8 from the front frame 7 or lower than the front frame 7. The place corresponding to the contact part with the protrusion part 6 in the shade 1 of the protrusion part 6 should have a smooth surface. In the case of the present embodiment, a substantially cylindrical member protrudes from the side surface of the fitting portion 8 to form the protruding portion 6. Furthermore, the protrusion relief part 10 must be sized so as not to obstruct the attachment of the shade 1 when the shade 1 is attached to the lamp body 2.

  FIG. 10 is a side view before engagement when the shade 1 and the lamp body 2 of the present embodiment are combined.

  The method of attaching the lamp body 2 and the shade 1 is the same as in the first embodiment.

(Embodiment 4)
FIG. 11 is a view showing another embodiment of the present invention. Embodiment 4 is demonstrated based on FIG.

  The contact part with the protrusion escape part 10 in the protrusion part 6 of Embodiment 3 has an inclined surface. The protruding height of the protruding portion 6 has an inclination that gradually decreases toward the tightening direction of the shade 1.

  Since the protrusion 6 is inclined, the shade 1 can be rotated in the tightening direction so that the protrusion 6 can get over the protrusion escape portion 10 without being caught more smoothly. Mounting to the smoother.

  The method of attaching the lamp body 2 and the shade 1 is the same as in the first embodiment.

It is the perspective view which showed Embodiment 1 of the attachment structure of the lighting fixture of this invention. It is the perspective view which showed the lighting fixture attached by Embodiment 1 of the attachment structure of the lighting fixture of this invention. In Embodiment 1 of the attachment structure of the lighting fixture of this invention, it is the enlarged view which looked at the engaging part vicinity of the lamp main body from the lamp main body inside side. In Embodiment 1 of the attachment structure of the lighting fixture of this invention, it is an enlarged view of the to-be-engaged part of a shade. In Embodiment 1 of the attachment structure of the lighting fixture of this invention, it is a side view when a lamp main body and a shade are piled up. In Embodiment 1 of the attachment structure of the lighting fixture of this invention, it is a side view when rotating a shade in the tightening direction. In Embodiment 1 of the attachment structure of the lighting fixture of this invention, it is a side view when a lamp main body and a shade are completely engaged. In Embodiment 2 of the attachment structure of the lighting fixture of this invention, it is the enlarged view which looked at the engaging part vicinity of the lamp main body from the lamp main body inside side. It is the perspective view which showed Embodiment 3 of the attachment structure of the lighting fixture of this invention. In Embodiment 3 of the attachment structure of the lighting fixture of this invention, it is the enlarged view which looked at the engaging part vicinity of the lamp main body from the lamp main body inside side. In Embodiment 3 of the attachment structure of the lighting fixture of this invention, it is an enlarged view of the to-be-engaged part of a shade. In Embodiment 3 of the attachment structure of the lighting fixture of this invention, it is a side view when a lamp main body and a shade are piled up. In Embodiment 4 of the attachment structure of the lighting fixture of this invention, it is an enlarged view of the to-be-engaged part of a shade.

Explanation of symbols

1. Sade 2. 2. Lamp body 3. Wiring part 4. Reflective shade 5. Engagement part 5a. 5. Elastic material receiving member Projection 7 Front frame 8. 8. fitting part The engaged portion 9a. Elastic material 10. Protrusion relief

Claims (4)

A lamp body equipped with a lamp inside, and a shade attached to the light-transmitting opening of the lamp body,
The lamp body has an engaging part for attaching the shade, the shade has an engaged part attached to the lamp body, and the lamp body and the shade are elastically attached and engaged. In the lighting fixture mounting structure
In addition to the engaging portion, the lamp body is provided with a protruding portion that protrudes toward the inner surface of the lamp body,
In addition to the engaged portion, the shade is provided with a protruding relief portion that protrudes toward the lamp body side of the shade, and the protruding height of the protruding relief portion is directed toward the tightening direction of the shade. With a gradually decreasing slope,
Before the lamp main body and the shade are completely engaged, the protruding relief portion provided on the shade comes into contact with the protruding portion provided on the lamp main body, and the rotation of the shade causes the As the protruding portion moves on the protruding escape portion, a part of the shade is lifted from the lamp body, and when the shade is rotated and the protruding escape portion is detached from the protruding portion, the raised shade disappears. ,
The lighting fixture mounting structure, wherein the shade and the lamp body are engaged with each other without a gap.   The contact portion of the protrusion portion with the protrusion escape portion has an inclined surface in which the distance between the contact portion and the opening surface of the light-transmitting opening portion gradually decreases toward the tightening direction of the shade. The lighting fixture mounting structure according to claim 1, wherein: A lamp body equipped with a lamp inside, and a shade attached to the light-transmitting opening of the lamp body,
The lamp body has an engaging part for attaching the shade, the shade has an engaged part attached to the lamp body, and the lamp body and the shade are elastically attached. In the lighting fixture mounting structure to be combined,
Apart from the engaged portion, the shade is provided with a protruding portion that protrudes toward the lamp body of the shade,
In addition to the engaging portion, the lamp body is provided with a projecting escape portion that projects toward the inner surface of the lamp body, and the contact portion of the projecting escape portion with the projecting portion includes the contact portion and the projecting portion. A distance from the opening surface of the transparent opening portion has an inclined surface that gradually decreases toward the tightening direction of the shade;
Before the lamp body and the shade are completely engaged, the protrusion provided on the shade comes into contact with the protrusion relief provided on the lamp body, and the rotation of the shade causes the As the protruding portion moves on the protruding escape portion, a part of the shade is lifted from the lamp body, and when the shade is rotated and the protruding escape portion is detached from the protruding portion, the raised shade disappears. ,
The lighting fixture mounting structure, wherein the shade and the lamp body are engaged with each other without a gap. The mounting structure for a lighting fixture according to claim 3, wherein the protruding height of the protruding portion has an inclination that gradually decreases toward the tightening direction of the shade.

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