JP3165124U - lighting equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting fixture having a structure in which dust, insects and the like are difficult to enter while reducing the gap between the ceiling surface and the lighting fixture, and the cover can be easily opened and closed in consideration of design. .. A main body for accommodating a light source, a cover for covering the main body, an opening / closing mechanism for holding the closed state or the open state of the main body and the cover, and a drawing means for changing from the closed state to the open state are provided. The drawer means includes a hole that penetrates the cover and a lid that opens and closes the hole. [Selection diagram] Fig. 1

Description

  The present invention relates to a lighting fixture used for lighting inside a vehicle, and relates to a lighting fixture that is provided in a bus, a railway (train), a large automobile, or the like and illuminates a passenger or a passage with a light source such as a fluorescent lamp.

2. Description of the Related Art Conventionally, a luminaire provided inside a vehicle needs to work by opening a cover that covers the fluorescent lamp in order to replace or clean parts such as the fluorescent lamp. For this reason, various structures have been adopted for opening the cover. For example, a cover opening / closing mechanism is constituted by a link mechanism, and a fixing means for fitting the cover to the main body or fixing with a magnet or the like, a handle for pulling the cover from the main body by the link mechanism, or the like is required. .
In addition, as shown in FIG. 7, a lighting fixture 10 that employs a V-shaped spring 30 has been proposed as a structure that can be opened and closed easily at a low cost.

This lighting fixture 10 is provided in a passageway at the entrance of a train or bus, an upper part of a passenger seat of a passenger, and the like so that the height position of the surface of the cover 21 and the ceiling surface S becomes the same with the cover 21 closed. Because it is provided, it will look good.
Further, in this lighting fixture 10, the main body 11 is mounted with a screw or the like inside the ceiling of the vehicle, the fluorescent lamp 2 and the socket 3 are built in the main body 11, and the light of the fluorescent lamp 2 is transmitted from the glass 22 mounted on the cover 21. Is emitted as lighting.

The lighting fixture 10 is configured to be opened and closed by the action of a V-shaped spring 30 provided between the spring receiver 31 of the main body 11 and the spring hook 32 of the cover 21.
In this structure, the cover 21 is opened simply by pulling down the cover against the urging force of the V-shaped spring 30. When the cover 21 is closed, when the force is slightly applied upward using the urging force of the V-shaped spring, the cover 21 is A closing structure is employed (see, for example, Patent Document 1).

Japanese Utility Model Publication No. 63-89616 (FIGS. 2 and 4) Japanese Utility Model Publication No. 7-27016 (FIGS. 1 and 4) Japanese Utility Model Publication No. 4-11293 (FIGS. 3 and 4)

However, in the conventional lighting device 10, as shown in FIG. 7, in order to pull down the cover 21 of the lighting device 10, a finger or a device for hooking only enters the ceiling surface S and the lighting device 10. It was necessary to provide a gap H or to provide a handle or the like on the luminaire 10.
For this reason, when a gap H is provided between the ceiling surface S and the lighting fixture 10, there are problems that dust, insects and the like easily enter, and that the appearance is not good. In addition, when a handle or the like is provided on the lighting device 10, there is a problem that design restrictions are increased.

  Therefore, the present invention provides a lighting device that reduces the gap between the ceiling surface and the lighting device, has a structure that is difficult for dust and insects to enter, and can easily open and close the cover in consideration of design. For the purpose.

A lighting fixture of the present invention includes a main body that is attached to a ceiling and houses a light source for illumination, a cover that is formed so as to cover the main body and that transmits a light from the light source, and the main body and the cover A lighting fixture provided with an open / close mechanism for holding a closed state or an open state with
The gist of the invention is that the opening / closing mechanism includes drawing means for bringing the cover and the main body from a closed state to an open state.
Further, in the lighting fixture of the present invention, the drawing-out means includes a hole that penetrates the surface of the cover to the inside of the main body, and a lid that opens and closes the hole, and the hole includes the cover and the main body. The gist of the present invention is an insertion hole for inserting a medium for pulling out the cover downward from the outside.
According to this configuration, the lighting fixture includes the drawing means for bringing the cover and the main body from the closed state to the open state, and in particular, the cover can be easily operated simply by inserting a finger or the like into the insertion hole and pulling it out. Since the space between the lighting fixture and the ceiling surface that houses the lighting fixture can be made small, and the insertion hole can be closed, it is possible to prevent entry of dust, insects, etc. I can do it. Moreover, a lighting fixture can improve aesthetics.

The gist of the luminaire of the present invention is characterized in that the pull-out means includes means for rotatably supporting the lid with the cover by a hinge and closing the insertion hole by its own weight.
According to this configuration, even if there is vibration generated during the movement of the train vehicle, the insertion hole is returned to the position where it is constantly closed by the weight of the lid, so the insertion hole is not opened, and illumination The instrument prevents insects and dust from entering, and does not generate abnormal noise caused by rattling.

The gist of the lighting device of the present invention is characterized in that the drawing-out means includes urging means for urging the lid to a position where the lid always closes the insertion hole.
According to this configuration, even if there is vibration generated during the movement of the train vehicle, the insertion hole is always closed by the biasing means, so that insects and dust can be prevented from entering, and it can be caused by rattling. No abnormal noise is generated.

The gist of the luminaire of the present invention is characterized in that the drawer means includes a sealing portion in which the lid protrudes toward the insertion hole.
According to this configuration, even if foreign matter is mixed in the lid, the protruding sealing portion provided on the lid can further increase the degree of adhesion, and further seal to prevent entry of dust and insects. be able to.

The gist of the present invention is that the surface of the cover and the surface of the sealing portion are formed flush with each other in a state where the insertion hole is closed by the sealing portion.
According to this configuration, the lighting fixture has the surface of the sealing portion (the surface of the cover and the surface of the sealing portion are flush with each other) at the same position as the surface of the cover with the insertion hole closed by the sealing portion. Since it is formed, the design of the entire cover is improved.

The gist of the lighting apparatus of the present invention is that the cross-sectional shape of the insertion hole is formed in a circular shape.
According to this configuration, it is easy to insert a finger into the insertion hole, the work is facilitated, and the finger is not cut or damaged. In addition, the lighting fixture is also good looking.

  According to the present invention, the luminaire can be pulled out with a simple operation of simply inserting the medium into the insertion hole and pulling it out, so that there is a gap between the luminaire and the ceiling surface housing the luminaire. Since the insertion hole can be closed and the insertion hole can be closed, it can be sealed to prevent entry of dust, insects, and the like. In addition, the lighting fixture can improve aesthetics.

(A) It is the front view which looked at the lighting fixture in this embodiment from the front. (B) It is the bottom view which looked at the lighting fixture in this embodiment from the bottom face. (A) It is the side view which looked at the state which closed the cover of the lighting fixture in this embodiment from the side. (B) It is the side view which looked at the state which opened the cover of the lighting fixture in this embodiment from the side. It is an enlarged bottom view when a part of lighting fixture in this embodiment is seen from the bottom. (A) It is sectional drawing of the extraction means of the lighting fixture in this embodiment. (B) It is sectional drawing which shows the state which the extraction means of the lighting fixture in this embodiment opened. (A) It is a front view of the lighting fixture in this embodiment. (B) It is a top view of the lighting fixture in this embodiment. (C) It is a bottom view of the lighting fixture in this embodiment. (D) It is a right view of the lighting fixture in this embodiment. It is an enlarged bottom view of the AA part in the bottom view of the lighting fixture of FIG.5 (C). (A) It is a side view which shows the state which opened the cover of the conventional lighting fixture. (B) It is a figure which shows a state when the conventional lighting fixture is seen from the bottom face.

The present embodiment will be described below with reference to FIGS.
FIG. 1A is a front view of the luminaire according to this embodiment as viewed from the front. FIG. 1B is a bottom view of the lighting apparatus in the present embodiment as seen from the bottom. FIG. 2A is a side view of a state in which the cover of the lighting fixture in the present embodiment is closed as viewed from the side. FIG. 2B is a side view of a state in which the cover of the lighting fixture in the present embodiment is opened as seen from the side. FIG. 3 is an enlarged bottom view when a part of the lighting fixture in the present embodiment is viewed from the bottom. FIG. 4A is a cross-sectional view of the drawing-out means of the lighting fixture in the present embodiment. FIG. 4B is a cross-sectional view showing a state in which the drawing-out means of the lighting fixture in the present embodiment is open.

1 and 2 show a lighting fixture 10 that is attached to the ceiling of a vehicle and illuminates a passage in a train with a built-in straight tubular fluorescent lamp 2. The luminaire 10 includes a main body 11 for mounting the luminaire 10 on the ceiling of the vehicle and housing the fluorescent lamp 2, and a cover 21 that can be drawn downward from the main body 11. Here, the overall dimension in the longitudinal direction appearing in the front view of FIG. 1 of the luminaire 10 is 1300 mm, and the dimension in the width direction appearing in the bottom view is 180 mm.
Further, a transformer 5 and a harness 6 for supplying electric power to the transformer 5 and a connector 7 for connecting a harness from the outside are provided outside the main body 11. The surface of the cover 21 of the luminaire 10 is provided at the same position as the vehicle-side ceiling surface S, and the space with the vehicle-side wall surface T is provided with only a slight gap.

As shown in FIGS. 1 and 2, the box-shaped main body 11 opened at the bottom includes a spring receiver 31 for receiving the V-shaped spring 30 in addition to the fluorescent lamp 2 and the socket 3. It is provided on both sides and is provided at three locations with an appropriate interval in the longitudinal direction.
The cover 21 is formed in a box shape with the top opened, and a glass 22 serving as a rectangular transmission part is mounted at a position facing the fluorescent lamp 2. A spring hook 32 having a U-shaped tip is provided at a position facing the spring receiver 31 of the main body 11. The ring-shaped portion at the end of the V-shaped spring 30 is hooked in the U-shape, and the V-shaped spring 30 can be detached from the U-shaped portion of the spring hook 32. .
A V-shaped spring 30 is stretched between the spring receiver of the main body 11 and the spring hook 32 of the 31 cover 21, and both ends of the V-shaped spring are bent into a square shape and rubber stoppers 33 are provided. Yes.

  Next, drawing means 50 are provided at both ends of the center of the cover 21 of the lighting fixture 10. As shown in FIGS. 3 and 4, in order to pull out the cover 21, an insertion hole 54 is provided that is a circular hole into which a finger (not shown) as a medium or a hooking rod (not shown) as a medium can be inserted. It has been. A ring-shaped protective frame 55 made of plastic or rubber is provided along the outer periphery of the insertion hole 54. A lid 52 having a size larger than the diameter of the protective frame 55 is provided so as to be in close contact with the protective frame 55. The lid 52 made of metal or resin is provided with a sealing portion 56 having a diameter smaller than that of the protective frame 55 and matching the shape of the insertion hole 54 or the protective frame 55. Further, the sealing portion 56 protrudes downward, and the surface 60 of the sealing portion 56 is formed at the same position as the surface of the cover 21.

  One side surface of the lid 52 is fixed to one side of the hinge 59. The other side of the hinge 59 is fixed to the fixing plate 53 on the side surface of the cover 21 with screws. The hinge 59 is pivotally supported by a shaft 57 and can rotate the lid 52 in the vertical direction. The hinge 51 is provided with a spring 58 that constantly urges the hinge 52 to a position where the lid 52 closes the insertion hole 54. In the present embodiment, the hinge mechanism (hinge 59) pivotally supported by the shaft 57 and the biasing means (spring 58) that exerts a biasing force in the vertical direction from the lid 52 toward the cover 21 are provided. A spring hinge 51 is used.

5 and 6 show the luminaire 10 with the transformer 5 removed. FIG. 5A is a front view of the lighting apparatus in the present embodiment, and the rear view is the same as FIG. FIG. 5B is a plan view of the lighting fixture in the present embodiment. FIG. 5C is a bottom view of the lighting fixture in the present embodiment. FIG. 5D is a right side view of the lighting fixture in the present embodiment, and the left side view is also the same as FIG. FIG. 6 is an enlarged bottom view of the AA portion in the bottom view of the lighting apparatus of FIG. The solid line in FIG.5 and FIG.6 represents the characteristic part of the lighting fixture, and the wavy line has shown the whole lighting fixture. The lighting fixture 10 includes the fluorescent lamp 2, the socket 3, the cover 21, and the main body 11 described above.
(Cover opening / closing operation of this embodiment)

  The opening / closing operation | movement of the cover 21 is demonstrated based on FIG.2 and FIG.4. When the cover 21 is pulled out, a finger (or a hooked rod or the like) is inserted into the insertion hole 54 of the pull-out means 50 against the biasing force of the spring 58 of the spring hinge 51. The lid 52 is flipped upward with the shaft 57 as a support shaft (FIG. 4B). When the finger is hooked on the inside of the cover 21, the cover 21 can be pulled out downward by pulling down the cover 21 against the urging force of the V-shaped spring 30 with the finger (FIG. 2B).

  Then, by retracting the finger from the insertion hole 54, the spring 58 is constantly urged so that the lid 52 closes the insertion hole 54. Therefore, the lid 52 is blocked by the urging force of the spring 58 of the spring hinge 51. 4 (A), the cover 23 is returned to a position where the surface 23 of the cover 21 and the protruding surface 60 of the sealing portion 56 are the same, and the sealing portion 56 is completely placed inside the lighting fixture 10 with dust and insects. Can be sealed so as not to enter.

Next, when the cover 21 is returned to the original position, the cover 21 can be returned to its original position by pushing the cover 21 upward with a slight force according to the elastic force of the V-shaped spring 30 (FIG. 2). (A)). When the cover 21 is returned to the original position, the surface 23 of the cover 21 of the lighting device 10 and the vehicle-side ceiling surface S are returned to the same position, and the space between the vehicle-side wall surface T and the vehicle-side wall surface T is only a slight gap. .
(Effect of this embodiment)

(1) With the configuration of the present embodiment, the luminaire 10 can pull out the cover 21 with a simple operation of inserting and pulling out a finger. Therefore, as shown in FIG. It is possible to make the clearance gap between the fixture 10 and the ceiling surface S which accommodated the lighting fixture 10 small. Moreover, since the structure which can obstruct | occlude the insertion hole 54 is employ | adopted for the lighting fixture 10, it can prevent invasion of an insect and dust.

(2) With the configuration of the present embodiment, the luminaire 10 is generated during movement of the train or the vehicle because the spring 59 of the spring hinge 51 is always biased so that the lid 52 closes the insertion hole 54. Even if there is vibration, the insertion hole 54 is not opened, and the lighting apparatus 10 prevents intrusion of insects and dust and does not generate abnormal noise due to rattling.

(3) According to the configuration of the present embodiment, in the lighting fixture 10, the lid 52 is provided with the sealing portion 56 that protrudes toward the insertion hole 54, so that foreign matter enters between the lid 52 and the cover 21. However, since the sealing portion 56 protruding toward the insertion hole 54 works more effectively in the vertical direction as compared with the case of the lid 52 alone, the inside of the lighting fixture 10 can be sealed. Can prevent the invasion of insects and dust.

(4) With the configuration of the present embodiment, the lighting fixture 10 can increase the degree of adhesion by forming the surface 60 of the sealing portion 56 at the same position as the surface 23 of the cover 21, so that it can be completely dusty. It can be sealed to prevent invasion of insects and insects. Furthermore, the lighting fixture 10 takes a good appearance and leads to an improvement in aesthetics.

(5) With the configuration of the present embodiment, the lighting fixture 10 can improve the sealing degree of the protective frame 55 with the lid 52 by forming the protective frame 55 with a soft material such as plastic resin or rubber. In addition, it prevents the invasion of insects and dust, and does not generate an abnormal noise caused by rattling. Moreover, the lighting fixture 10 does not cut or damage a finger when inserting the finger.

(6) With the configuration of the present embodiment, the luminaire 10 is easy to insert a finger by providing the insertion hole 54 in a circular shape, and does not cut or damage the finger. In addition, the lighting fixture 10 has a good appearance.

(7) With the configuration of the present embodiment, the luminaire 10 has the lid 52 formed in a size larger than the diameter of the insertion hole 54 and provided with a hinge mechanism. Therefore, the insertion hole 54 is closed from above by closing the insertion hole 54. The structure is closed by its own weight. And the lighting fixture 10 can prevent an insect and dust intrusion.

(8) With the configuration of the present embodiment, the lighting fixture 10 is provided with the drawing means 50 at a position away from the fluorescent lamp 2 and the socket 3 as shown in FIG. There is no worry of touching the socket 3 and causing burns due to electric shock or heat. Further, since the lighting device 10 is provided with the pull-out means 50 at the center of both ends of the lighting device 10, it can be easily pulled out with both hands.
(Examples of changes to other embodiments)

The example which changed embodiment described above into other embodiment is shown below.
In the above embodiment, the drawing means 50 has been described as a hinge mechanism including the urging means 51 (spring), but only the hinge 59 not including the urging means 51 may be used. A structure in which the insertion hole 54 is closed by the dead weight of the lid 52 by the hinge 59 may be used. By doing so, the extraction means 50 can be configured with a simple structure and at low cost.

The biasing means (elastic means) is not limited to the spring 58 but may be hydraulic pressure, a leaf spring, rubber, or the like.
Although the insertion hole 54 is provided in a circular shape, other shapes (triangle, square, polygon, ellipse) may be used.
A structure in which the circular shape of the insertion hole 54 or the edge of the other shape described above is chamfered may be used so that the finger can be easily inserted and the finger is not cut or damaged.
-The drawer | drawing-out means 50 may be a mechanism provided in the inside of the lighting fixture 10, and the cover 52 sliding along the groove | channel provided in the cover 21 inside.

  It can be used not only in railway vehicles but also in places where light sources attached to the ceiling of buses, trucks, ships, etc. are used.

2 ... Fluorescent lamp, 3 ... Socket, 5 ... Transformer, 6 ... Harness,
7 ... Connector,
10 ... lighting fixture, 11 ... main body,
21 ... cover, 22 ... glass, 23 ... surface (cover),
30 ... V-shaped spring, 31 ... Spring receiver, 32 ... Spring hook,
33 ... stopper,
50 ... Pull-out means, 51 ... Spring hinge, 52 ... Lid,
53 ... Fixing plate, 54 ... Insertion hole, 55 ... Protective frame,
56 ... Sealing part, 57 ... Shaft, 58 ... Spring as urging means,
59 ... Hinge as a hinge mechanism,
60 ... surface (sealing part),
H ... gap, T ... wall surface, S ... ceiling surface.

Claims (7)

A main body mounted on the ceiling and storing a light source for illumination;
A cover formed to cover the main body and provided with a transmission part that transmits light from the light source;
A lighting fixture comprising an opening / closing mechanism that holds a closed state or an open state of the main body and the cover,
An illuminating device comprising: a drawing means for bringing the cover and the main body from a closed state to an open state by the opening / closing mechanism. The drawer means includes a hole that penetrates the surface of the cover to the inside of the main body, and a lid that opens and closes the hole.
The hole is an insertion hole through which a medium for pulling the cover downward is inserted from the outside when the cover and the main body are opened from the closed state.
The lighting fixture according to claim 1.   The lighting device according to claim 2, wherein the drawing means includes means for rotatably supporting the lid with the cover by a hinge and closing the insertion hole by its own weight. .   The lighting apparatus according to claim 2 or 3, wherein the drawing means includes urging means that urges the lid to a position that always closes the insertion hole.   The lighting device according to any one of claims 2 to 4, wherein the drawing means includes a sealing portion in which the lid projects toward the insertion hole.   The lighting device according to claim 5, wherein a surface of the cover and a surface of the sealing portion are formed flush with each other in a state where the insertion hole is closed by the sealing portion.   The lighting fixture according to any one of claims 2 to 6, wherein the insertion hole has a circular cross-sectional shape.

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