JPH02201809A - Elevating lighting equipment - Google Patents

Abstract

PURPOSE:To simplify the constitution to smoothly lock and unlock an elevating section and install a frame equipped with a light controller at the front of an elevating section by allowing movement of a main body section to a high position at the locking time to a locking mechanism of the main body of an elevating lighting equipment and at the unlocking time thereof. CONSTITUTION:A first projection piece 5 is installed projected toward the inside of an elevator body 1, and a code 2 is hung from the body 1. The elevating section 3 is held elevatably hung from the body 1 through the code 2, and the elevating section 3 has a second projection piece 6 locked to the projection piece 5 and a lamp 7 housed in the opening 4. A lock mechanism 8 locks an elevating section 3 when the mechanism 8 ascends, and this elevating section 3 once ascends a little when the elevating section 3 descends; thereby, the elevating section 3 is unlocked. The lamp 7 installed at the main body 9 of the elevating section 3 is locked to the mechanism 8, and the lamp 7 installed at the main body 9 of this elevating section 3 is locked to the mechanism 8, and a frame 10 is touchably arranged over the whole of the main body 9 and has a second projection piece 6 and a light controller 12.

Description

DETAILED DESCRIPTION OF THE INVENTION [Objective of the Invention (Industrial Field of Application)] The present invention relates to an elevating illumination device in which a light control body is provided in a light projection aperture.

(Prior art) This type of lighting device has an elevating part suspended from the elevating device main body via a cable so that it can be raised and lowered freely, and when the elevating part is stored in a hole embedded in the ceiling, a protrusion provided on the elevating part is installed. The pieces are placed in close contact with the ceiling. For example, 59-201
This is shown in Publication No. 2. That is, a spring is interposed between the cable and the elevating section. Alternatively, by interposing a spring between the reflector and the base of the elevating part, the protruding piece is given an adhesion force for adhering to the ceiling surface. On the other hand, when the elevating section is housed within the main body of the elevating device, a locking mechanism is provided within the main body, and the elevating section is held within the main body by the action of this locking mechanism. Generally, the elevating section is locked by the locking mechanism near the highest position, and when descending, the lock is released by slightly raising the elevating section. In other words, the lifting section is
Move to a higher position when locking or unlocking. Here, the above-mentioned spring plays the role of absorbing the above-mentioned movement, thereby allowing the elevating section to move smoothly when the lock is released, etc., and ensuring that the protruding piece of the elevating section comes into close contact with the ceiling surface in the operating state. ensure sex.

In addition, in this type of lifting device, a light control body such as a light-transmitting diffuser plate or a louver is provided in the light projection opening.
Correspondingly, a frame portion is attached to the front surface of the elevating portion by means of attachment means such as a spring so as to be able to move toward and away from the frame portion, and a light control body is provided on the frame portion.

When replacing a lamp, etc., the frame section is separated from the front surface of the elevating section, a hand is inserted into the light emitting opening, and the lamp housed within the opening is replaced.

(Problem to be Solved by the Invention) In order to ensure smooth unlocking of the lifting section, a spring is required as described above, and a frame section provided with a light control body must be attached to the front surface of the lifting section. This necessitates mounting means for the mounting, which poses a problem of complicating the structure and making it expensive.

The present invention eliminates the above-mentioned drawbacks, and is capable of achieving smooth locking and unlocking of the lifting section and mounting of the frame section provided with the light control body with a simple configuration. The purpose is to provide a shaped lighting device.

[Structure of the Invention] (Means for Solving the Problems) The present invention provides a bottle-shaped elevating lighting device, in which the device main body has a first projecting piece protruding inwardly, and the elevating part has a lamp. A frame portion having a second protrusion that is engaged with the first protrusion that is movably provided on the front surface of the main body portion, and a control provided on the frame portion. comprising a light body and a spring interposed between the main body part and the frame part,
The spring imparts an adhesion force to the frame to bring it into close contact with the main body, and the frame is latched to the first protrusion via the second protrusion. In the state,
The present invention is characterized in that the main body portion is allowed to move upward when the main body is locked and upward when the main body is unlocked.

(Function) The spring allows the main body to move to a higher position during locking and unlocking of the locking mechanism of the main body, so the spring allows smooth locking and locking of the lifting section. The Bee i non-elevating type is useful for both securing the release operation and attaching the frame section provided with the light control body to the front surface of the elevating section.Therefore, the structure is simple and inexpensive, and the light control body is provided on the light emitting aperture. A lighting device can be provided.

(Example) Hereinafter, details of the present invention will be explained with reference to the drawings.

Reference numeral 1 denotes a lifting device main body having a first projecting piece 5 protruding inwardly, 2 a cable hanging from the main body 1, and 3 hanging from the main body 1 via the cable 2 so as to be able to rise and fall freely. The lifting section 3 includes a light projection opening 4, a second projection 6 that is engaged with the first projection 5, and a lamp 7 housed in the light projection opening 4. ing. 8 is a locking mechanism, and the elevating part 3
When the elevating section 3 is raised, the elevating section 3 is locked, and when the elevating section 3 is lowered, the elevating section 3 is slightly raised to release the lock. The elevating section 3 has a main body section 9, a frame section 10, and a spring 1. The main body part 9 is provided with a lamp 7 and is locked by a locking mechanism 8. The frame portion 10 is provided on the entire surface of the main body portion 9 so as to be able to approach and separate from the main body portion 9, and has a second projecting piece 6 and a light blocking body 12. The spring 11 provides the frame portion 10 with an adhesion force to bring it into substantially close contact with the main body portion 9, and the frame portion 10 is latched to the first projection 5 via the second projecting piece 6. In this state, it allows the main body part 8 to move upward when it is locked and to move upward when it is unlocked, and is interposed between the main body part 9 and the frame part 10 .

To explain the above embodiment in more detail, the elevating device main body 1
A top plate 15 and a decorative frame 16 are fixed to both ends of three pillars 14 arranged at equal intervals, and a winding device 17 is attached to the top plate 15.
, a storage section 18 is provided, which is suspended from, for example, a pipe, although not shown. The first sudden change 5 is not provided in the decorative frame IB. The storage section 18 stores the locking mechanism 8, which includes a guide roller (not shown) that guides the cable 2 led out from the winding device 17 and hangs the cable 2, and a pair of locking claws 19. ing. The locking claws 19 are arranged at regular intervals, have their tips facing each other at all times, are movable when pressed from either the upper or lower direction, and return to their original positions once the compression is stopped. It is designed to return to its original state. The elevating part 3 is provided with a base 21 having a locking part 20 locked by a locking mechanism 8 at the top. The lock part 20 has a large diameter part 22 at the top.
And protrusions 23 are provided on both sides thereof. The lock mechanism 8 and lock portion 20 described above are well known. Also,
Reference numeral 29 denotes a movable contact provided in correspondence with a fixed contact (not shown) provided on the main body 1. Further, the reflector plate 24 is supported by the base 21 via thumbscrews 25 and metal fittings 2B. In this embodiment, the frame portion 10 is
4, the reflecting plate 24 is divided into upper and lower halves, the frame part 10 forming the lower part of this reflecting plate 24, and the main body part 9 forming the upper reflecting plate. The lamp 7 is provided in the light projection opening 4 so as to face downward through the socket 27 . The light control body 12 includes a projecting wall 30 formed on the upper part of the frame portion 10.
It is mounted on an annular mounting portion 31 having a diameter.

The spring 11 is a well-known seven-shaped spring, and is attached to the attachment portion 31 at three equal intervals. On the other hand, a spring receiver 32 that engages with the spring 11 is provided on the main body portion 9 to face the spring 11 .

Next, the operation of the above embodiment will be explained. With the cable 2 wound around the take-up device 17 unwound and the lifting section 3 hanging downward, the motor (not shown) is activated by switching the operation switch (not shown) to the upward side. The cable 2 rotates in the normal direction, and the cable 2 is wound up by a winding device 17 that is linked to the motor, and the elevating section 3 rises. By raising the elevating part 3 to the vicinity of the re-ascended position, the locking part 2Q is locked by the locking mechanism 8 provided in the storage part 18 of the elevating device main body 1. That is, the elevating part 3 rises, the lock part 20 rises from the state shown in FIG. 4(a) to the position shown in FIG.
When the motor is stopped after climbing over the
9 is locked. Therefore, the elevating part 3 is locked by the locking mechanism 8, as shown in FIG. 3(C). In order to lower the elevating section 3, the operating switch is switched to the lowering side, the motor is temporarily rotated in the normal direction, and the elevating section 3 is raised one step.

After the locking pawl 19 rises to a position where it overcomes the large diameter portion 22 as shown in FIG. 2(d), this position is detected by a control circuit (not shown) and the motor is reversed. Then, the locking part 2a by the locking mechanism 8 is unlocked, and the winding device 17 rewinds the cable 2, and the lifting part 3, that is, the winding device 17 rewinds the cable 2.

Tsuku@20 is going down. With the elevating part lowered to an appropriate position, the frame part 10 is pulled down against the elastic force of the spring 11, and the frame part 10 is separated from the main body 1i59 together with the light control body 12. In this state, insert your hand into the main body g59,
Replace the lamp 7, etc. After that, when the frame 10 is brought into close contact with the living body part 9 again, the restoring force of the spring 11, that is, the contact force causes the frame 10 to come into close contact with the main body g59, and
Maintain this state. As mentioned above, the frame portion 1o is kept in close contact with the main body portion 9 at all times by the spring 11.
Since the adhesion force is applied, the main body portion 9 remains locked to the first protrusion 5 via the second protrusion 6 when the main body portion 9 is locked, unlocked, and in use. Therefore, the second protrusion 6 is kept in close contact with the first protrusion 5 during this period. Further, as shown in FIG. 2, the spring II absorbs the upward movement of the main body portion 9 during locking, etc., and allows this movement. Note that the lamp 9 is, for example, a 150W small metal halide lamp. Further, as the frame portion 10, in this embodiment, the anti-elbow plate 24
However, the present invention is not limited to this, and the main body part 9 constitutes the entire reflecting plate 24, and the frame part 10 is not provided with a reflective surface. It may also be something that simply sticks to the edge. Due to the use of the spring 11, the distance between the frame portion 10 and the main body portion 9 is approximately 15
~20 m+w is appropriate, and with this dimension, the frame 10 quickly returns to its original position after the pressure on the frame 10 is released, and the above-mentioned unlocking operation etc. can be performed smoothly. The spring may preferably be a single strip spring 4I, as shown in FIGS. 5 and 6. In the figure, 42 is a hole through which the spring 41 is inserted.

[Effects of the Invention] As described in detail above, the present invention provides a skewer→→lifting type lighting device in which the main body of the device has a first projecting piece projecting inward, and the lifting portion is provided with a lamp. a frame portion having a second projecting piece provided on the front surface of the main body portion so as to be able to move toward and away from the main body portion; a light control body provided on the frame portion; a spring interposed therebetween, the spring imparts an adhesion force to the frame portion to bring it into close contact with the main body portion, and the frame portion is provided with a first The spring allows the main body to move upward when locking and when unlocking when it is locked to the protruding piece, so the spring allows the frame provided with the light control body to It serves as a mounting means for mounting, and also helps ensure smooth locking and unlocking operations of the locking mechanism. Therefore, it has a simple structure and can be manufactured at low cost.

[Brief explanation of the drawing]

1 to 4 show one embodiment of the present invention, FIG. 1 is a partially cutaway front view, FIG. 2 is a partially cutaway front view for explaining the invention in detail, and FIG. 3 is a partially cutaway front view. 4(a) to 4(e) are front views of the main parts for explaining the operation, and FIG. 5 is a partially cutaway front view of another embodiment. FIG. 6 is also a front view of the main part. 1... Lifting device main body, 2... Cable. 4...Light projection aperture, 5...First protrusion. 3... Lifting section. 6...Second protrusion. ...Main part. body. 7... Lamp, 8... Lock mechanism, 910
...frame part, 11...spring, 12...light control i
I need to change myself to a lizard sake customer.

Claims (1)

[Claims] A lifting device main body having a first projecting piece protruding inward; a cable hanging from the main body; a light projection opening, which is locked to the first projecting piece. an elevating part that has a second projecting piece and a lamp housed in the light projection opening, and is suspended from the main body via the cable so that it can be raised and lowered; when the elevating part is raised, the highest position; a locking mechanism provided in the main body that locks the elevating part in the vicinity and unlocks the elevating part by slightly raising the elevating part when the elevating part is lowered; A main body provided with the lamp and locked by the locking mechanism, a frame having the brim and a light control body provided on the front face of the main body so as to be able to move toward and away from the main body, Applying an adhesion force to bring the main body into close contact with the main body, and in a state where the second protrusion is locked to the first protrusion, the upward movement and unlocking when the main body is locked. An elevating type illumination device characterized by comprising a spring interposed between the main body portion and the frame portion for allowing the above-mentioned upward movement when the device is lifted.