JP2001067911A - Decorative luminare - Google Patents

Abstract

PROBLEM TO BE SOLVED: To form a decorative luminare in a compact size by changing appearance shape of a cover body of a luminare, and disassembling it when storing. SOLUTION: An inserting hole for a string is formed at edges of both opening of cylinder-shaped cover body 11 made of a cloth having a flexibility, and a string 13 is inserted in the hole. A lower board 1 and an upper board 4 are formed in a doughnut shape which are separatively disposed in the inside of both ends of the cover body 11, and metallic attaching pieces 2, 5 are attached to the inside of the openings at right angles. A support tube 3 is vertically disposed by means of a nut 32 on the crossing part of the metallic attaching piece 2, and a lower end of a support rod 7 inserted in a support rod 7 inserting hole composed of an inserting hole of the metallic attaching plate 5 and the nut 32 is inserted in the support tube 3 through a spring. Thereby, an appearance shape of the cover body 11 is changed by rotating the support rod 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a decorative lighting device, and more particularly, to an outer shape of a cover which is mainly covered with a cover made of a towel fabric and which changes in distance between an upper plate and a lower plate. The present invention relates to a decorative lighting device capable of changing the lighting.

[0002]

2. Description of the Related Art Conventionally, decorative lighting fixtures having a lantern shape are disclosed in, for example, JP-A-11-86612 and JP-A-11-86612.
As described in JP-A-120802, JP-A-58-44601, and Utility Model Registration No. 3045157, a frame is attached to a cover body so that the cover body maintains a constant shape.

[0003]

The above-mentioned conventional decorative lighting device requires skill in manufacturing, and requires a long time for manufacturing, mainly due to manual work, and the replacement of the cover body is easy. Since the frame was attached to the cover and the cover was soiled, if the cover was soiled, it was necessary to replace the shoji screen and repair the frame, and there was a problem that the maintenance was complicated.

[0004] In view of the above-mentioned circumstances, the present invention makes the cover body a washable cylindrical piece of cloth, and rotates or pulls a support rod attached to a support rod insertion hole provided in the upper plate or the upper plate and the lower plate to pull up the cover. It is an object of the present invention to provide a low-cost decorative lighting device in which the appearance of the cover body can be changed by moving a plate or the like up and down to adjust the tension of the peripheral surface of the cover body.

[0005]

In order to achieve the above object, according to the first aspect of the present invention, a flexible cloth is used as a material, and both ends of a cylindrical cover can be reduced in diameter. The upper plate and the lower plate of a desired shape are separated from each other inside both ends of the cover body in a cover body in which a string insertion hole is provided at both open end edges and a string is inserted, and the upper plate is provided. The distance between the upper plate and the lower plate is changed by providing a distance adjusting means between the upper plate and the lower plate, so that the tension of the peripheral surface of the cover body can be adjusted, and irradiation is performed from the inside of the cover body. And at least one lamp is located between the upper plate and the lower plate.

[0006] When a wire for preventing dropping is connected between the upper plate and the lower plate as in the second aspect of the present invention, the lower plate does not have to fall when a large decorative lighting device is used by hanging. .

According to a third aspect of the present invention, the distance adjusting means between the upper plate and the lower plate is provided with at least one or more support tubes having an opening at the upper side and a cavity inside the lower plate. Is provided with a support rod insertion hole, and a support rod having a lower end inserted into the support tube is screwed into the support rod insertion hole, and the upper plate can be moved up and down by rotation of the support rod. .

According to a fourth aspect of the present invention, the outer ends of a cylinder and a piston rod are attached to a lower plate and an upper plate, respectively, and the upper plate is moved up and down by the expansion and contraction of the piston rod, so as to move the cover body around. The tension of the surface is adjusted.

A protruding rod having a spherical portion at its tip is attached to the peripheral surface of the support tube at a desired angle with respect to the support tube. It is preferable to partially project outwardly, so that an aesthetic appearance is exhibited.

According to a sixth aspect of the present invention, a lamp protection frame body having a lamp disposed therein is fixedly attached to a lower plate, and a support tube having an opening at an upper surface and having a cavity inside the lamp protection frame body. Attached to the upper surface of the upper frame, a support rod is screwed into a support rod insertion hole formed in the upper plate, and the lower end of the support rod is inserted into the support tube, and the support rod is rotated, whereby the upper plate is rotated. It is characterized in that it is moved up and down to adjust the tension of the peripheral surface of the cover body.

According to a seventh aspect of the present invention, holes are formed in the upper plate and the lower plate, and support rods are screwed into these holes, respectively. The method is characterized in that the frames are attached to each other, and the upper plate and the lower plate are moved up and down by the rotation of the support rod to adjust the tension of the peripheral surface of the cover body.

The invention according to claim 8 is characterized in that a spring having a vertical restoring force is interposed between the end of the support rod and the bottom surface of the support tube in the support tube.

According to a ninth aspect of the present invention, holes are formed at opposing positions of the upper plate and the lower plate, and a support rod is screwed into each of the holes. Attach a stretchable wire to prevent the plate from falling, adjust the tension of the cover body by extending the distance between the upper plate and the lower plate by pulling the support rods in opposite directions, and adjusting the tension of the cover body. A power supply lead wire having a plurality of lamps is attached along the length direction of the wire.

According to a tenth aspect of the present invention, a support is detachably attached to a lower plate, a support rod is screwed into a support rod insertion hole formed in the upper plate, and a lower end of the support rod is connected to a support tube. One end of each of a pair of upper and lower bones is attached to the support tube and the support column so as to be able to undulate, respectively, and the other ends of the bones are pivotally connected to each other. A spring is interposed, and the spring is compressed or restored by the rotation of the support rod to move the pivot portion inward or outward to form a protruding portion on the peripheral surface of the cover body to provide a design effect. It is characterized by obtaining.

According to an eleventh aspect of the present invention, a cylinder is erected on a lower plate, and a spiral spring is interposed between a piston rod of the cylinder and a support rod attached to the upper plate. And one end of a pair of upper and lower bones are attached to the upper part of the piston rod so as to be undulating, and the other ends of the bones are pivotally connected to each other, and the vertical movement of the piston rod compresses and restores the spiral spring. It is characterized in that the pivot portion is moved inward and outward to form a projection on the peripheral surface of the cover body and to have a tension.

[0016]

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

FIG. 1 is a longitudinal sectional view showing an internal mechanism in a state where a cover body is removed from a decorative lighting device, and FIG. 2 is a partially cutaway perspective view showing a use state. In these figures, the lower plate 1 is made of a hard material and is formed in a donut shape having a circular opening inside. Two rectangular metal mounting plates 2 are attached to the lower plate 1 so as to intersect at the center of the circular opening. Further, a support tube having an upper opening and a cavity inside at the intersection is provided. 3 is attached at right angles to the lower plate 1 via a nut 32, and a support rod 7
Has a desired length in the axial direction as a support tube 3 for inserting and supporting the same, thereby achieving stabilization. The support tube 3 is provided with a spring 34 having a restoring force in a vertical direction.

The upper plate 4 is also made of a hard material similarly to the lower plate 1 and is formed in a donut shape having a circular opening inside, and two rectangular metal mounting plates 5 intersect at the center of the circular opening. At this intersection, a hole is drilled,
Further, a nut 6 is attached to the back of the intersection at the hole drilling position so as to communicate with the hole, and the hole and the nut 6 form a support rod insertion hole. The upper part of the support rod 7 is provided with a spiral groove 8 which can be screwed with the support rod insertion hole.
Is formed in a rod shape that can be inserted into the cavity of the support tube 3. A hook 9 is provided at the upper end of the support bar 7 so that a decorative lighting device can be hung at a desired position. Decorative metal fittings 10 are fixed to the circular opening edges of the lower plate 1 and the upper plate 4.

The cover body 11 is formed of a flexible fabric, for example, a towel, and is formed in a cylindrical shape having openings at both ends and a string insertion hole at both end edges. 13 is inserted. The space between the upper plate 4 and the lower plate 1 is covered with the cover body 11, the string 13 is pulled out from the string insertion hole, the diameter of both ends of the cover body 11 is reduced, and the string 13 is fastened at the base of the decorative metal fitting 10. The upper plate 4 and the lower plate 1 are attached so that the cover plate 11 covers the upper plate 4 and the lower plate 1.

The power supply lead wire 25 is externally connected to the upper plate 4.
The lamp 14 is suspended inside the cover body 11 through the inside opening of the lamp body.

Further, by providing a plurality of sets of the support pipes 3 and the support rods 7 on the lower plate 1 and the upper plate 4, respectively, the upper plate 4 and the lower plate 1 are separated by the plurality of support pipes 3 and the support rods 7. , Cover 1
An example in which the peripheral surface of the first member is tensioned is also included.

Next, the operation will be described. When the hook 9 is rotated in the horizontal direction while holding the upper plate 4 or the decorative metal fitting 10, the spiral groove 8 of the support rod 7 and the support rod insertion hole are screwed together, and the upper plate 4 is moved up and down, and the cover body is moved. Adjust the tension of 11. Further, when the cover body 11 is extended including rainwater or the like, the upper plate 4 and the lower plate 1 are separated by the restoring force of the spring 34, and the cover body 11 is extended in the up-down direction to maintain the tension.
In the present embodiment, since the support rod 7 and the support tube 3 are attached to the upper plate 4 and the lower plate 1 via the nuts 6 and 32, respectively, they can be disassembled when not in use and compactly stored.

The embodiment shown in FIG. 3 will be described. In the present embodiment, an air cylinder 15 is attached between opposed intersections of metal mounting plates 2 and 5 provided so as to intersect the circular openings of the lower plate 1 and the upper plate 4, and the piston rod of the air cylinder 15 is compressed by air pressure. Reciprocates in the cylinder to make the distance between the upper plate 4 and the lower plate 1 adjustable. The fixing tube 16 has an opening at the lower end and a cavity formed inside,
The piston rod of the air cylinder is housed in this cavity. Locked portions 17 are provided at opposing positions of the metal mounting plates 5 and 2 of the upper plate 4 and the lower plate 1, and both ends of a wire 18 for preventing the lower plate 1 from falling are locked. . The wire 18 is formed to be slightly longer than the length of the air cylinder 15 including the fixing tube 16 that supports the upper plate 4, and may be a string or a spring (spring spring) in addition to the wire. At least one is sufficient, and the case where a plurality is provided is also included. The air inlet pipe 12 is in open communication with the air cylinder 15, and the outer end is located outside the lower plate 1. Other configurations are the same as those of the embodiment shown in FIGS.

The embodiment shown in FIG. 4 will be described. The upper portion of the support rod 7 can be screwed into a support rod insertion hole formed of a hole formed at the intersection of the nut and the metal mounting plate 5 as in the embodiment shown in FIGS. To
A spiral groove 8 is engraved, and the lower part of the spiral groove 8 forming portion is formed as a single rod whose diameter is reduced. Lower plate 1
At the intersection of the metal mounting plates 2, a support tube 3 opening upward
The lower part of the support rod 7 is inserted and attached to the support pipe 3. At the outer peripheral surface of the support tube 3, a protruding rod 26 having a spherical portion at the tip is attached at a desired angle with respect to the support tube 3. The position of the spherical portion of the protruding rod 26 can be adjusted by connecting a connecting rod having a fitting hole and a projection at each end thereof into a single rod shape. The cover body 11 is projected outward by the spherical portion, and an aesthetic appearance is provided as a decorative lighting device having a design change. Similar to the embodiment shown in FIGS. 1 and 2 described above, a lamp is used as a light source by arranging it in a cover.

The embodiment shown in FIG. 5 will be described. A lamp protection frame 19 is interposed between the upper plate 4 and the lower plate 1 inside the cover. Lamp protection frame 19
Is composed of an upper and lower frame 20 and a left and right frame 21. The lower frame 20 and the lower plate 1 are provided with a support column 23, and a lamp protection frame 19 is integrally attached thereto. At the center of the upper surface, a support tube 24 opening upward is provided at right angles to the upper surface of the upper frame 20, and the support rod 7 having the hook 9 is inserted and attached to the support tube 24. The power supply lead wire 25 of the lamp 14 passes through the support tube 24 and the inner opening of the upper plate 4 and is formed so that power can be supplied from an external power supply (not shown).

In the embodiment shown in FIG.
And a support rod insertion hole formed by a hole formed at the intersection of the metal mounting plate 5 and the nut 6 are screwed together.
By screwing the support rod 7 into the support rod insertion hole, the distance between the upper plate 4 and the upper frame 20 can be adjusted, and the tension state of the cover body can be made desired.

The embodiment shown in FIGS. 6 and 7 will be described. The lamp protection frame 22 has the same configuration as the lamp protection frame 19 shown in FIG. On the upper frame 20 of the lamp protection frame 22, a small portable light 27 as a light source is suspended by a hanging rod 28 of the small portable light 27, and between the lower frame 20 and the lower surface of the small portable light 27. With the spring 29 interposed, the position of the portable small light 27 is stably held by the restoring force of the spring 29. A support rod 7 having a hook 9 is provided on the upper and lower frames 20.
A support tube 24 having an insertion port for inserting the end of the support tube 24 is attached. A spiral groove is formed on the peripheral surface of the support rod 7, and is screwed with a nut communicating with a hole formed at the intersection of the metal mounting plates 2, 5. Then, when the hook 9 is rotated, the upper plate 4 and / or the lower plate 1 moves along the axial direction of the support bar 7 and adjusts the tension of the cover body 11. FIG.
As shown in FIG. 2, an opening through which the portable small light 27 can enter and exit is provided along the circumferential axis direction of the cover body 11, and an opening / closing tool (for example, a fastener) 30 is sewn to the opening edge of the opening. It is attached by means. Both end edges of the cylindrical cover body 11 are sewn in a bag shape to form a string insertion hole 11a.

The embodiment shown in FIGS. 8 to 10 will be described. The lower plate 31 is formed in a square shape having a rectangular opening on the inside, and has two metal mounting plates 2, 2 that intersect with each other at the inner opening and at the center of the lower plate 31. Lower plate 31
The nut 3 is located at the corner of the
2 are provided. The support tube 3 has an upper end surface opened, a lower end closed, a cavity inside, and a lower end formed with a helical groove on the peripheral surface to be screwed with the nut 32. Screwed on. The upper plate 33 is formed in a square shape having the same size as the lower plate 31, and has a square opening inside,
A metal mounting plate 5 is attached at the opening so as to intersect at the center of the upper plate 33, and a hole is drilled at the center of the intersection and near the corner of the rectangular opening. Mounts a nut so as to communicate with the hole. FIG.
As shown in FIG. 10, the support rod 7 has a hook 9 at the upper end, and a spiral groove 8 screwed with the nut is formed on the upper peripheral surface of the support rods 7 and 36, near the center in the longitudinal direction. The lower portion is contracted so that it can be inserted into the support tube 3.
A plurality of peripheral grooves 35 are formed in the spiral groove 8 of the support rods 7 and 36 in parallel with a predetermined interval in the axial direction, and the inside of the peripheral groove 35 has a different color (for example, It is colored red, yellow, blue, and white from above. The spiral grooves 8 formed in the support rods 7 and 36 are formed with parallel peripheral grooves 35 colored in different colors at predetermined intervals in the axial direction, so that the peripheral grooves of the support rods 7 and 36 are formed. By adjusting 35 to a position corresponding to the color, the upper plate 33 and the lower plate 31 can be easily positioned in parallel.

The embodiment shown in FIG. 11 will be described. The nut 6 attached to the upper plate 4 in communication with a hole formed at the center of the intersection of the metal mounting plate 5 is provided with a helical groove formed on the peripheral surface thereof, which is screwed with the communication hole. The provided support rod 37 is screwed. A locking hole is formed at the lower end of the support rod 37. Similarly, the metal mounting plate 2 of the lower plate 1
The nut 6 is mounted in communication with a hole formed at the center of the intersection of the nut, and a spiral groove screwed with the communication hole is cut into the peripheral surface, and a locking hole is formed at the upper end. The support rod 37 provided with the hook 9 is screwed into. Both ends of a wire 38 for preventing the lower plate 1 from falling are locked in the locking holes of the support rods 37, 37. In the present embodiment, the distance between the upper plate 4 and the lower plate 1 is changed by pulling the hooks 9 provided on the support rods 37 attached to the metal attachment plates 5 and 2 in opposite directions, thereby changing the cover body. The structure of 11 can be adjusted. The lamp 14 may include a plurality of lamps, and as shown in FIG.
It is also conceivable that a plurality of lamps are attached by entanglement of the lamps.

The embodiment shown in FIG. 12 will be described. Both ends of a spiral spring 54 for preventing the cover body from being twisted are attached to the opposed positions of the metal attachment plates 5 and 2. Between the other end of the support rod 37, the lower plate 1
8 are attached to both ends, and a power supply lead wire 25 provided with a plurality of lamps 14 is attached to the wire 38 by being entangled. Other configurations are the same as those in the embodiment shown in FIG.

The embodiment shown in FIGS. 13 and 14 will be described. In the center of the intersection of the metal mounting plate 2 of the lower plate 1, a column 23 having a bone mounting portion 39 is provided upright,
The upper end is formed on a flange to form a spring mounting portion 40. The lower part of the support bar 7 is inserted and attached to the support tube 24. The lower end of the support tube 24 provided with the bone attachment portion 55 is also formed on the flange in the same manner as the upper end of the column 23 so that the spring attachment portion 4 is formed.
1. A spring 4 is provided between the spring mounting portions 40 and 41.
2 is interposed. The bones 43 and 44 are a pair of upper and lower parts, and one ends of the pair of bones 43 and 44 are respectively
9 and the other ends of the bones 43 and 44 are pivotally connected to each other. The projection 50 is provided outside the pivotal portion 45, and the position of the projection 50 is moved inward and outward by the vertical movement of the support rod 7, and the tension of the cover body 11 is adjusted. The present invention includes a case where the pair of upper and lower bones 43 and 44 connected to one is radially provided with an opening at a predetermined angle around the support rod 7. When the support bar 7 is lowered, the protrusion 50 moves outward together with the pivotal portion 45, and the peripheral surface of the cover body 11 is tensioned by the protrusion 50. Conversely, when the support bar 7 is raised, the support bar 7 is raised together with the pivotal portion 45. The position of the projection 50 moves inward to change the shape of the peripheral surface of the cover body 11.

The embodiment shown in FIG. 15 will be described. In the present embodiment, a nut 6 is attached to a hole formed at the center of the intersection of the metal mounting plate 5 in communication with the hole to form a support rod insertion hole. A support rod 49 and a hook 9 are attached to the support rod insertion hole, a bone attachment part 46 is provided below the support rod 49, and a spring attachment part 51 is provided at the lower end.
Is provided. An air cylinder 15 is formed at the center of the intersection of the metal mounting plate 2 via a nut 32. The outer cylinder 47 having an opening at the lower end and having a cavity inside has a piston rod of the air cylinder 15 incorporated therein. Outer cylinder 4
7, a bone attachment portion 48 is provided at an upper portion, and a spring attachment portion 52 is provided at an upper end.
Is installed. The both ends of the helical spring 53 are locked and fixed to the spring mounting portions 51 and 52. Then, the position of the projection 50 is moved by the expansion and contraction of the piston rod, and the decorative lighting device is changed in design. Other configurations are the same as those of the embodiment shown in FIG.

In the above-described embodiment, the decorative lighting device having an external shape such as a cylindrical shape or a hollow rectangular parallelepiped shape has been described as an example. However, the present invention is not limited to these, and the present invention is not limited thereto. The shape of the plate can be made into a hollow triangular prism shape or a hollow polygonal prism shape by forming it into a desired shape, or by making the size of the upper plate significantly smaller than the lower plate, so that the desired hollow pyramid shape or substantially hollow shape is obtained. A conical shape is also included in the present invention. Further, the invention does not include a spring 34 having a vertical restoring force in the support tube.

[0034]

According to the present invention, since the cover body is detachably formed from the upper plate, the lower plate, etc., it is possible to enjoy a design change by replacing the cover body with a different design. Since it is made of a woven fabric (especially, a towel), the same cover can be washed and used repeatedly, and has an effect that the durability is higher than that of paper.

By providing ramps or bones protruding outwardly on pillars or the like interposed between the upper plate and the lower plate, the peripheral surface shape of the cover body can be changed.

Since the decorative lighting device can be assembled and manufactured by means of screwing or the like using a nut or the like as a component part, it can be disassembled and compacted when not in use, so that the storage space can be reduced. is there.

[Brief description of the drawings]

FIG. 1 is an explanatory sectional view showing an internal mechanism in a state where a cover body is removed from a decorative lighting device.

FIG. 2 is a partially cutaway perspective view showing a use state.

FIG. 3 is a perspective view of another embodiment of a decorative lighting device with a cover removed.

FIG. 4 is a partially cutaway perspective view in another embodiment.

FIG. 5 is a partially cutaway explanatory view in a state where a cover body is removed in another embodiment.

FIG. 6 is a partially cutaway explanatory view in a state where a cover body is removed in another embodiment.

FIG. 7 is an explanatory diagram of a cover used in FIG. 6;

FIG. 8 is an explanatory view showing an internal structure in a state where a cover body is removed in another embodiment.

FIG. 9 is a partially omitted front view showing a support rod and a support tube used in FIG. 8;

FIG. 10 is a partially omitted front view showing a bolt and a support tube used in FIG. 8;

FIG. 11 is a partially cutaway front view of another embodiment.

FIG. 12 is a partially cutaway perspective view showing a state where a cover body is removed in another embodiment.

FIG. 13 is a partially cutaway perspective view of another embodiment.

14 is a longitudinal sectional view showing the operation state of FIG.

FIG. 15 is a longitudinal sectional view showing an operation state in another embodiment.

[Explanation of symbols]

 1, 31 Lower plate 4, 33 Upper plate 3, 24 Support tube 7, 36, 37, 49 Support rod 9 Hook 11 Cover body 11a String insertion hole 13 String 14 Lamp 15 Cylinder 19, 22 Lamp protection frame 20 Upper and lower side frame 25 Lead wire for power supply 26 Projecting rod 34, 42, 53 Spring 38 Wire rod 43, 44 Bone 45 Pivot part 40, 41, 51, 52 Spring mounting part

Claims (11)

[Claims] 1. A cover made of a flexible cloth as a material and provided with a string insertion hole at both ends of the cylindrical cover so that the diameter of both ends of the cylindrical cover can be reduced. By changing the distance between the upper plate and the lower plate by disposing the upper plate and the lower plate in a shape separated from each other inside both ends of the cover body and providing a distance adjusting means between the upper plate and the lower plate. At least, the tension of the peripheral surface of the cover body can be adjusted, and at least one lamp is positioned between the upper plate and the lower plate so as to irradiate the cover body from the inside of the cover body. Characteristic lighting equipment. 2. The decorative lighting device according to claim 1, wherein both ends of a wire for preventing the lower plate from falling are attached to the upper plate and the lower plate. 3. The distance adjusting means between the upper plate and the lower plate is provided with at least one or more support tubes having an upper opening and a cavity inside the lower plate, and a support rod insertion hole formed in the upper plate. 3. The support rod according to claim 1, wherein lower ends of the support rods inserted into the support tube are screwed into the support rod insertion holes, and the upper plate is moved up and down by rotation of the support rod. Decorative lighting. 4. The apparatus according to claim 1, wherein the distance adjusting means between the upper plate and the lower plate is based on expansion and contraction of a piston rod, and outer ends of a piston rod or a cylinder are respectively attached to the upper plate and the lower plate. Item 3. The decorative lighting device according to Item 1 or 2. 5. A protruding rod having a spherical portion at a tip thereof is attached to the support tube at a desired angle with respect to the support tube, and the spherical portion partially covers the peripheral surface of the cover body. The decorative lighting device according to claim 3, wherein the decorative lighting device is made to protrude in the direction. 6. A lamp protection frame in which a lamp is disposed inside is attached to the lower plate, and a distance adjusting means between the upper plate and the lower plate includes a support tube having an open upper surface and a cavity inside. A support rod insertion hole is provided on the upper frame of the lamp protection frame, a support rod insertion hole is provided in the upper plate, and a support rod having a lower end inserted into the support tube is screwed into the support rod insertion hole, and the support rod is rotated to rotate the support rod. The decorative lighting device according to claim 1 or 2, wherein the upper plate is moved up and down. 7. The lamp is disposed inside a lamp protection frame, and the distance adjusting means between the upper plate and the lower plate provides a support rod insertion hole in the upper plate and the lower plate. And the inner ends of the support rods are inserted into the support tubes provided in the lamp protection frame, and the upper plate and the lower plate are moved up and down by rotation of the support rods. The decorative lighting device according to claim 1 or 2, wherein: 8. The support rod, wherein a spring having a vertical restoring force is interposed between the bottom surface of the support tube and the end of the support rod in the support tube. The decorative lighting device according to claim 5, 6, 6 or 7. 9. A cover made by using a flexible cloth as a material and providing a string insertion hole at both ends of the cylindrical cover so that the diameter of both ends of the cylindrical cover can be reduced so that the string is inserted into the cover. The upper plate and the lower plate are spaced apart from each other on both inner sides of the cover body, screw holes are formed at positions facing the upper plate and the lower plate, and support rods are attached to the screw holes, respectively. An extendable wire is attached between the inner ends of the support rods to prevent the plate from falling, and the distance between the upper plate and the lower plate is increased by pulling the support rods in opposite directions to each other. A lighting device for decoration, wherein a power supply lead wire provided with a wire is attached along a length direction of the wire. 10. A cover made by using a flexible cloth as a material and providing a string insertion hole at both ends of the cylindrical cover so that the diameter of both ends of the cylindrical cover can be reduced. The upper plate and the lower plate are spaced apart from each other at a fixed distance inside both ends of the cover body, and a support is detachably attached to the lower plate, and a support rod insertion hole is provided in the upper plate. Provided, a support rod is screwed into the support rod insertion hole, a lower end of the support rod is inserted into a support tube, and one end of a pair of upper and lower bones is attached to the support tube and the support so as to be able to undulate, respectively. The other ends of these bones are pivotally connected to each other and connected, and a spring is interposed between the lower end of the support tube and the upper end of the column, so that the outer shape of the cover body is changed by the rotation of the support rod. A decorative lighting device characterized by that: 11. A cover made by using a flexible cloth as a material and providing a cord insertion hole at both ends of the cylindrical cover so that the diameter of both ends of the cylindrical cover can be reduced, and inserting a string through the cord. An upper plate and a lower plate having a shape are spaced apart from each other inside both ends of the cover body, a support bar having a hook and a spring mounting portion at a lower end is attached to the upper plate, and a cylinder is attached to the lower plate. A spring mounting portion is attached to the upper end of the piston rod of the cylinder so as to face the spring mounting portion, a spring is interposed between the spring mounting portions, and the upper and lower portions are connected by a pivoting portion. The ends of the pair of bones are attached to the upper part of the piston rod and the lower part of the support rod so as to be able to undulate, and the vertical movement of the piston rod moves the pivotal part inward and outward to change the external shape of the cover body. Equipment which is characterized by Lighting equipment for decoration.