JPH0728650Y2 - lighting equipment - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention provides a lamp holder for holding a lamp for illumination.
An engagement member that can be switched between an engagement position that can be engaged with the instrument body and an engagement release position that can release the engagement is provided, and the engagement member is returned to the engagement position and urged. In addition, the present invention relates to a lighting fixture in which the lamp holder is detachably attached to the lower side of the fixture body by a switching operation on the engagement member.

[Conventional technology]

The lighting fixture has a lamp holder that holds the lamp detachably attached to the underside of the fixture body. For example, if you want to replace the lamp, lift the hand upwards and hold the lamp against the fixture body. Instead of removing the lamp, the lamp together with the lamp holder can be easily removed from the main body of the lamp, the lamp can be easily attached to and detached from the lamp holder, and then the lamp holder can be easily attached to the main body of the lamp. Conventionally, a holding arm for holding a fluorescent lamp is provided in an elongated case to form a lamp holder, and both sides of the center of the case are engaged with engaging positions capable of engaging with the instrument body. Is provided with an engagement member that can be switched over to an engagement release position where the lamp holder can be released, and the lamp holder is detachably attached to the lower side of the instrument main body by a switching operation on the engagement member. That (for example, see Japanese Patent Laid-Open No. 1-315902).

The engaging member is formed by cutting out the left and right sides of the center of the case in a U shape to form a cantilever in a cantilever attitude that is elastically displaceable toward the inside of the case. The engaging claw that is engaged and disengaged with respect to the locking hole of the tongue is arranged outwardly. When the fingertip is pressed against the tongue and pushed into the case, the tongue is elastically displaced, and The engagement position where the engagement claw and the engagement hole engage with each other when the tongue is released by switching to the engagement release position where the engagement between the dowel and the engagement hole is released. Return to.

[Problems to be solved by the device]

In order to easily attach / detach the lamp holder to / from the fixture body with one hand, it is necessary to hold the lamp holder with one hand while applying the fingertip to the engaging member. Since it is provided on the lateral side of the case that is configured, the posture in which the lamp holder is held with one hand is limited to the posture in which the fingertip can be applied to the engaging member, and the posture in which the lamp holder can be firmly held with one hand There is a drawback that it is difficult to attach and detach with respect to the instrument body.

The present invention has been made in view of the above circumstances, and when the lamp holder is easily attached to and detached from the appliance body with one hand, the lamp holder is firmly held with one hand by devising the operation structure of the engaging member. Although it is possible, it is an object of the present invention to ensure a switching operation for the engaging member.

[Means for Solving the Problems]

The characteristic configuration of the present invention for achieving the above-mentioned object is, in the lighting fixture described above, A. a grip handle capable of lifting the lamp holder is continuously provided below the lamp holder, and B. the grip handle, A switching operation tool capable of switching the engaging member to the disengagement position by a grip operation of the grip handle is provided. With the above configurations A and B, the following operational effects can be obtained from this configuration.

[Action]

With the configuration of A, the lamp holder can be firmly held by grasping the grip handle with one hand, and with the configuration of B, the switching operation tool is operated by the grip operation of the grip handle to switch the engagement member to the disengagement position. When you want to remove the lamp holder from the main body of the appliance, simply grasp the handle of the lamp holder with one hand and it will come off the main body of the lamp.If you want to attach the lamp holder to the main body of the appliance, firmly grasp the handle of the lamp holder with one hand. When the gripping operation is released while facing the predetermined position and holding the position, the engaging member engages with the instrument body and is attached.

[Effect of device]

When the lamp holder is easily attached / detached to / from the instrument body with one hand, the lamp holder can be firmly held with one hand, but the switching operation for the engaging member can be surely performed.

〔Example〕

 Embodiments of the present invention will be described below with reference to the drawings.

1 to 3 show that two annular fluorescent lamps (L) for illumination are held on the lower side of a fixture body (1) suspended and supported from a ceiling surface via an electric cord (1a). The hanging lamp in which the lamp holder (2) is detachably attached, and the shade (S) with a wide hem that opens downward is detachably attached to the fixture body (1) in a posture of covering the fluorescent lamp (L). Shows the equipment.

A lighting device such as a ballast is incorporated in the fixture body (1), and a long groove (2a) into which the elongated lamp holder (2) is fitted is formed on the lower surface side.

The lamp holder (2) is provided with a pair of holding arms (2b), (2c) for holding each of the fluorescent lamps (L) from below and a grip handle (3) capable of lifting the lamp holder (2). The one holding arm (2c) is provided with a lamp socket (2d) to which the terminal pin of the fluorescent lamp (L) is connected.

The lamp holder (2) is provided with an engagement member (4) that can be switched between an engagement position where it can be engaged with the instrument body (1) and an engagement release position where it can be disengaged. The grip handle (3) is provided with a switching operation tool (5) for switching the engagement member (4).

The engaging member (4) is configured by pivotally supporting two swinging arms provided with a locking claw (4a) around a shaft member (4b) so as to swing. ) Is inserted into the instrument body (1) through the through hole (2e) formed in the long groove (2a) and is swung in the direction in which the locking claws (4a) and (4a) come close to each other. ) To the engaging position where it engages with the inner surface, and when the locking claws (4a), (4a) are swung in the direction in which they are separated from each other, the engaging position is released where the engagement with the instrument body is released. It can be switched, and is normally biased by a tension spring (4c) so as to swing back to the engagement position.

The switching operation tool (5) has an insertion hole (3b) through which a finger is inserted.
It is provided so as to be able to move in and out while facing the lamp, and is urged by the compression spring (5a) so as to project into the insertion hole (3b), and when the lamp holder (2) is brought into contact with the case (2f), the projection is made. The position is restricted.

Then, the fingers are inserted into the insertion holes (3b) of the lamp holder (2) mounted on the instrument body (1) to grasp the grip handle (3) together with the switching operation tool (5), and the switching operation tool (5). Is pushed into the inside of the grip handle (3) against the biasing force of the compression spring (5a), the switching operation tool (5) presses the swing arm (4) and the swing arm (4) pulls the spring. The lamp holders (2) are disengaged from the appliance body (1) when they are pulled out downward because they are pushed apart against each other against the urging force of (4c) and switched to the disengaged position.

When the locking claw (4a) is inserted into the instrument body (1) through the through hole (2e) and the switching operation tool (5) is released by the reverse operation, the locking claw (4a) is engaged. The lamp holder (2) is attached to the instrument body (1) by swinging back to the combined position and engaging with the inner surface of the instrument body (1).

The locking claw (4a) is engaged with the inner surface of the fixture body (1) through the connection terminal (6) of the lighting device, and is connected to the lamp socket (2d) with an electric cord (not shown). The fluorescent lamp (L) can be energized by contact between the locking claw (4a) and the connection terminal (6).

[Other embodiment] a. The engaging structure of the lamp holder with respect to the fixture body is not limited to the structure of the embodiment, and the lamp holder may be provided with an engaging member engaged with a protrusion provided on the fixture body side.

B. The grip handle may be a rod-like member that projects toward the lower side of the lamp holder.

C. The lamp for lighting is not limited to a fluorescent lamp,
It may be an incandescent lamp.

It should be noted that reference numerals are added to the claims of the utility model for convenience of comparison with the drawings, but the present invention is not limited to the structure of the accompanying drawings by the entry.

[Brief description of drawings]

1 to 3 show an embodiment of the present invention. FIG. 1 is a sectional view of a main part, FIG. 2 is an exploded perspective view, and FIG. 3 is a sectional view of the main part. (1) ...... Instrument body, (2) ...... Lamp holder, (3)
...... Grip handle, (4) ... engaging member, (5) ... switching operation tool, (L) ... lamp.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Masao Aya 7-36 Higashi-Nakahama, Joto-ku, Osaka City, Osaka Prefecture Optoelectronics Co., Ltd. (72) Inventor Shozaburo Sudo Takakura-cho, Miyakojima-ku, Osaka-shi, Osaka 3-12-12 Electric Iron Works Co., Ltd.

Claims (1)

[Scope of utility model registration request] 1. A lamp holder (2) for holding a lamp (L) for illumination is provided with an engaging position capable of engaging with an instrument body (1) and an engaging position capable of releasing the engagement. An engaging member (4) that can be switched over is provided, the engaging member (4) is biased to return to the engaging position, and the lamp holder (2) is provided with the engaging member (4). In a lighting fixture that is detachably attached to the lower side of the fixture body (1) by a switching operation for (3), a grip handle (3) that can lift the lamp holder (2) below the lamp holder (2). ) Are continuously provided, and the grip handle (3) is provided with a switching operation tool (5) capable of switching the engagement member (4) to the disengagement position by a grip operation of the grip handle (3). Lighting equipment characterized by being.