JPH0660001U - Floodlight - Google Patents

Abstract

(57) [Abstract] [Purpose] The number of parts can be reduced and the cost can be reduced while the orientation of the main body case can be adjusted with respect to the mounting body. [Structure] A fitting portion 30 having an outer spherical surface is integrally provided on a lower portion of a body case 21 to which a light bulb is attached, and an inner surface of a vice 35 as a mounting body is slidable on an outer surface of the fitting portion 30. A state in which a fitted concave portion 41 to be fitted is integrally provided, a long hole 42 extending in the lateral direction is formed in the fitted portion 41, and the fitting portion 30 and the fitted portion 41 are fitted to each other. Then, the fitting portion 30 and the fitted portion 41 are connected and fixed by screwing the connecting screw 44 inserted through the long hole 42 into the screw hole formed on the fitting portion 30 side. According to this, the direction of the main body case 21 can be adjusted in the directions of the arrow A and the arrow B, but the connecting member which has been conventionally required can be eliminated.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a floodlight having a structure in which the direction of a main body case to which a light bulb is attached can be adjusted with respect to a mounting body.

[0002]

[Prior art]

 The conventional structure of this type of projector is shown in FIGS. The floodlight 1 includes a main body case 3 to which the light bulb 2 is attached, a vise 4 as an attachment body that is attached and fixed to an arbitrary part, and a connecting member 5 that connects the main body case 3 and the vise 4. There is.

Of these, a cylindrical tube portion 6 is integrally provided on the upper end portion of the vise 4, and a large number of concave and convex portions 7 are annularly provided on one side surface of the lower portion of the main body case 3. The connecting member 5 is integrally provided with a fitting tubular portion 8 that is rotatably fitted to the outer peripheral portion of the tubular portion 6 at the lower portion, and is fitted with the uneven portion 7 on one side surface of the upper portion. A large number of concavo-convex portions 9 are provided in an annular shape, and the fitting tubular portion 8 and the tubular portion 6 are fitted to each other and are joined and fixed by the joining screw 10, thereby joining the vice 4 and the joining member 5, and The concavo-convex portion 9 and the concavo-convex portion 7 are fitted with each other, and these are connected and fixed by the connecting screw 11, so that the connecting member 5 and the main body case 3 are connected.

Therefore, in such a projector 1, the orientation of the main body case 3 with respect to the vise 4 is determined with respect to the fitting position of the concave and convex portion 7 of the main body case 3 and the concave and convex portion 9 of the connecting member 5. The direction of the body case 3 can be adjusted in the direction of arrow A (vertical direction), and the direction of the main body case 3 can be adjusted with respect to the vise 4 according to the fitting position of the fitting tubular portion 8 of the connecting member 5 to the tubular portion 6 of the vise 4. It has a configuration that can be adjusted in the direction (lateral direction).

[0005]

[Problems to be solved by the device]

 However, in the configuration described above, in addition to the main body case 3 and the vise 4, the connection member 5 and the two connection screws 10 and 11 for adjusting the orientation of the main body case 3 are required. However, there is a drawback that the number of parts is large and the cost is increased accordingly.

Therefore, an object of the present invention is to provide a floodlight which can adjust the direction of the main body case with respect to the mounting body, but can also reduce the number of parts and thus cost.

[0007]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the present invention provides a floodlight including a main body case to which a light bulb is attached, and an attachment body that is attached and fixed to a desired portion. One of them is integrally provided with a fitting portion whose outer surface is spherical, and the other of which is integrally provided with a fitted portion having a concave surface whose inner surface is slidably fitted to the outer surface of the fitting portion, and A long hole is formed in one of the fitting part and the fitted part, and the fitting part and the fitted part are connected by a connecting screw inserted through the long hole in a state where these parts are fitted to each other. The feature is that it is fixed.

[0008]

[Action]

 In the above-mentioned configuration, the main body case can be adjusted in direction by rotating along the circumferential direction of the shaft portion of the connecting screw, and can be rotated in the extending direction of the elongated hole. You can adjust the direction.

According to this, in addition to the main body case and the mounting body, only one connecting screw is required as a member for adjusting the orientation of the main body case. Therefore, the conventional connecting member is required. Compared with this, the number of parts can be reduced.

[0010]

【Example】

 Hereinafter, an embodiment of the present invention will be described with reference to FIGS. First, in FIG. 3 showing the overall configuration, a main body case 21 of the floodlight is manufactured by, for example, an aluminum die-cast, and a socket 22 made of ceramics is provided inside the opening 21a side. The light bulb 23 is detachably attached.

A flange portion 24 and a short cylindrical portion 25 (see FIG. 2) are integrally provided on the peripheral edge portion of the opening 21 a on one end side of the main body case 21. A reflective cover 26 is attached to the collar portion 24 so as to surround the light bulb 23, and a packing 27 attached to the short cylindrical portion 25 is pressed against the outer peripheral surface of the light bulb 23 to prevent rainwater or the like. To prevent intrusion into the socket 22 side. A wire-made guard 28 is detachably attached to the reflection cover 26, and a power cord 29 connected to the socket 22 is led out from the other end of the main body case 21.

As shown in FIGS. 1, 4 and 5, a substantially hemispherical fitting portion 30 having a spherical outer surface is integrally provided on the lower portion of the body case 21. . The fitting portion 30 has a screw hole 31 formed at a predetermined portion on the outer surface, and a circular concave portion 32 having an open lower surface side is formed therein, and a screw hole 31 is formed in the peripheral wall portion of the concave portion 32. A hole portion 33 having a larger diameter than the screw hole 31 is formed in the opposing portion, and a large number of uneven portions 34 (see FIG. 2) are formed in an arc shape on the lower side surface opposite to the screw hole 31. . Further, on the outer surface of the fitting portion 30, an annular convex portion 31a is provided on the peripheral portion of the screw hole 31.

On the other hand, the vise 35 as an attachment body is composed of a substantially U-shaped vise main body 36 and a screw rod 37 provided on the vise main body 36 so as to be able to advance and retract in the vertical direction. , An arbitrary portion by pressing a mounting plate (not shown) between a contact portion 38 provided on the upper part of the vise body 36 and a receiving plate 39 attached to the upper end of the screw rod 37. Is fixed to the mounting plate.

The vice body 36 is manufactured by, for example, aluminum die casting, and the inner surface of the upper end portion is a concave surface which is slidably fitted to the outer surface of the fitting portion 30 of the body case 21. The fitting portion 41 is integrally provided. A long hole 42 extending laterally is formed in the fitted portion 41, and a guide groove 43 is formed along the long hole 42 on the inner surface side of the fitted portion 41.

The connecting screw 44 is formed of a thumbscrew, and in the state where the fitting portion 30 and the fitted portion 41 are fitted together, the tip end of the shaft portion 44 a is screwed into the screw hole 31 through the elongated hole 42. By fitting, the fitting portion 30 and the fitted portion 41 are connected and fixed.

In the above structure, the body case 21 is rotated in the circumferential direction of the shaft portion 44a of the connecting screw 44 with respect to the vise 35, so that the body case 21 is oriented in the direction of arrow A (up and down). Direction). Further, by rotating the body case 21 with respect to the vise 35 in the extending direction of the elongated hole 42, the direction of the body case 21 can be adjusted in the direction of arrow B (lateral direction). At this time, the convex portion 31 a on the fitting portion 30 side is guided by the guide groove 43 of the fitted portion 41.

In this case, the circular concave portion 32 provided in the fitting portion 30 of the main body case 21 is set so as to be fitted to the outer peripheral portion of the tubular portion 6 of the vise 4 having the conventional structure. Then, the connecting screw 44 is screwed into the screw hole 31 in a state where the recess 32 and the tubular portion 6 are fitted to each other, and the tip end portion thereof is brought into pressure contact with the outer peripheral surface of the tubular portion 6, thereby It is configured so that it can be attached to the vise 4. In this case, the body case 21 can be adjusted in the direction of arrow B (lateral direction) with respect to the vise 4.

The concavo-convex portion 34 provided on the fitting portion 30 of the main body case 21 is set so as to fit with the concavo-convex portion 9 of the connecting member 5 having the conventional structure. In the state in which 9 and 9 are fitted together, a connecting screw (not shown) is inserted into the screw hole 31 and the hole portion 33 and screwed into the screw hole 5a of the connecting member 5 (see FIG. 7). The connecting member 5 can be connected. In this case, the body case 21 can be adjusted in the directions of the arrow A and the arrow B with respect to the vise 4.

According to this embodiment, the orientation of the main body case 21 can be adjusted with respect to the vice 35, but the orientation of the main body case 21 can be adjusted in addition to the orientation of the main body case 21 and the vice 35. Since only one connecting screw 44 is required as a member for doing so, it is possible to reduce the number of parts as compared with the conventional case in which the connecting member 5 is required, and it is possible to reduce the cost accordingly. .

It should be noted that the present invention is not limited to the above-described embodiment, and for example, the fitting portion 30 may be provided on the vise main body 36 and the fitted portion 41 may be provided on the main body case 21. In addition, a simple screw insertion hole is formed in the fitting portion 30 in place of the screw hole 31, the shaft portion 44a of the connecting screw 44 is set to be long, and the tip end of the shaft portion 44a of the connecting screw 44 is formed into the long hole 42 and the above-mentioned. The nut may be inserted into the screw insertion hole and the nut may be screwed into the protruding tip portion. Further, the elongated hole 42 may be formed on the fitting portion 30 side, or a large number of convex portions for preventing slippage may be provided on the outer surface of the fitting portion 30. It can be implemented by appropriately modifying within the range.

[0021]

[Effect of device]

 As is clear from the above description, according to the present invention, the orientation of the main body case can be adjusted with respect to the attachment body, while the orientations of the main body case are adjusted in addition to the orientation of the main body case and the attachment body. As a member for this, only one connecting screw is required, so that it is possible to reduce the number of parts as compared with the conventional case in which the connecting member is required, and it is possible to achieve the excellent effect that the cost can be reduced. .

[Brief description of drawings]

FIG. 1 is an exploded perspective view of essential parts showing an embodiment of the present invention.

FIG. 2 is a view seen from the direction of arrow P in FIG.

FIG. 3 is a side view of the whole showing a part thereof in a broken manner.

FIG. 4 is a sectional view taken along line XX in FIG.

5 is a sectional view taken along line YY in FIG.

FIG. 6 is an overall side view showing a conventional configuration.

FIG. 7 is a view equivalent to FIG.

[Explanation of symbols]

21 is a main body case, 23 is a light bulb, 30 is a fitting part, 35 is a vise (mounting body), 41 is a fitted part, 42 is a long hole, 44
Is a connecting screw.

Claims (1)

[Scope of utility model registration request] 1. A floodlight including a main body case to which a light bulb is attached and an attachment body attached and fixed to an arbitrary portion, wherein one of the main body case and the attachment body has a spherical outer surface. The mating portion is integrally provided, and on the other hand, a concave mating portion whose inner surface is slidably fitted to the outer surface of the mating portion is integrally provided, and the mating portion and the mated portion are It is characterized in that a long hole is formed in one of them, and the fitting part and the fitted part are connected and fixed by a connecting screw inserted through the long hole in a state where these are fitted to each other. Floodlight.