JP2011214360A - Ceiling joint device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ceiling joint device capable of surely and smoothly turn a joint ceiling cover by guiding upward the tip part which is the free end of the joint ceiling cover when shaking that narrows a joint part occurs in an earthquake, thereby preventing damage and allowing safe installation of a downlight or the like even at a ceiling material at or near the tip of the joint ceiling cover.SOLUTION: The ceiling joint device includes: an inclined plate mounted to one building skeleton so that the upper part inclines backward from the tip part of a ceiling material on the joint part side of one building out of right and left buildings; the joint ceiling cover mounted to the joint part side wall surface of the other building at a portion corresponding to the ceiling material to cover the ceiling joint part between the ceiling materials and to allow the tip part to turn upward; a joint ceiling cover suspension rod for holding the joint ceiling cover substantially in a horizontal state and allowing upward turning of the joint ceiling cover; and a moving member mounted to the tip part of the joint ceiling cover and moving on the inclined plate when the tip part of the joint ceiling cover turns upward.

Description

  The present invention relates to a ceiling joint device that covers ceiling portions of joint portions of left and right buildings provided via joint portions.

  Conventional ceiling joint devices use joint ceiling covers that cover the ceiling joints, and when the joints become narrow due to an earthquake, a joint that lifts the joint ceiling cover upward with a lifting rod to prevent collision with the ceiling material is used. .

  However, such a ceiling joint device requires that the front end portion of the joint ceiling cover be pushed up and engaged with the eaves, and the rear end portion must be mounted so as to be movable up and down, resulting in a complicated structure, and When the joint area becomes narrower, the joint cover is moved upward due to the balance of its own weight applied to the front and rear ends of the joint ceiling cover, so it cannot be moved smoothly and the joint ceiling cover is damaged. There was a drawback that it was easy.

Japanese Patent No. 3688510

  In view of the conventional drawbacks as described above, the present invention is capable of guiding the tip portion, which is the free end portion of the joint ceiling cover, upward when the earthquake swings such that the joint portion becomes narrow, and is reliable and smooth. The ceiling joint device can rotate and move the joint ceiling cover to prevent damage, and can safely install a downlight etc. even on the tip of the joint ceiling cover and the ceiling material in the vicinity. The purpose is to provide.

  The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.

  However, the drawings are for explanation only and do not limit the technical scope of the present invention.

  In order to achieve the above-mentioned object, the present invention is directed to the one building so that the upper portion of the ceiling material on the joint portion side of one of the left and right buildings provided via the joint portion is inclined backward. The tilt plate attached to the housing and the ceiling joint between the ceiling materials are covered with the wall of the other building corresponding to the ceiling material so that the tip joint rotates upward. A joint ceiling cover, a joint ceiling cover suspension rod that can hold the joint ceiling cover in a substantially horizontal state and that can be rotated upward, and is attached to the tip of the joint ceiling cover. A ceiling joint device is constituted by the moving member that moves on the inclined plate when the tip of the joint ceiling cover is rotated upward.

As is clear from the above description, the present invention has the following effects.
(1) According to claim 1, when the joint portion becomes narrow due to an earthquake, the tip portion of the joint ceiling cover can be rotated upward along the inclined plate.
Therefore, the joint ceiling cover can be smoothly rotated at the tip, and the joint ceiling cover can be efficiently prevented from being damaged by the upward rotation.
(2) According to (1), since the joint ceiling cover can be held in a substantially horizontal state and the joint ceiling cover hanging rod capable of rotating upward is used, the joint ceiling cover is Can be automatically restored to the original state by the dead weight of the joint ceiling cover.
(3) According to the above (1), an inclined plate whose upper part inclines backward from the tip of the ceiling material on the joint part side of one building is used, so that it is near the ceiling material on the joint part side of one building. Even if a downlight or the like is attached, it can be safely attached regardless of the operation of the joint ceiling cover.
(4) According to the above (1), the width dimension of the joint ceiling cover can be set to the same dimension as the width dimension of the joint part, and the shaking movement of the right and left buildings can be set to the width dimension of the joint part.
(5) According to the second aspect, the same effects as the above (1) to (4) can be obtained, and the joint ceiling cover can be rotated upward more smoothly.

The top view of the 1st form for carrying out the present invention. Sectional drawing which follows the 2-2 line of FIG. The bottom view of the 1st form for carrying out the present invention. Sectional drawing which follows the 4-4 line | wire of FIG. Explanatory drawing of the joint ceiling cover of the 1st form for implementing this invention. Operation | movement explanatory drawing swung so that the joint part of the 1st form for implementing this invention might become narrow. Operation | movement explanatory drawing swung so that the joint part of the 1st form for implementing this invention might become wide. Operation | movement explanatory drawing which the left and right buildings of the 1st form for implementing this invention rocked in the front-back direction which differs. The top view of the 2nd form for carrying out the present invention. Sectional drawing which follows the 10-10 line of FIG. Operation | movement explanatory drawing of the joint ceiling cover hanging rod of the 2nd form for implementing this invention. The top view of the 3rd form for carrying out the present invention. Sectional drawing which follows the 13-13 line | wire of FIG. Operation | movement explanatory drawing when the joint part of the 3rd form for implementing this invention becomes narrow.

  Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.

  In the first embodiment for carrying out the present invention shown in FIG. 1 to FIG. 8, 1 is for the ceiling of the present invention covering the joints of the ceiling portions of the left and right buildings 3, 3 provided via the joints 2. This ceiling joint device 1 is located above the tip of the ceiling member 6 attached to the ceiling housing 3a of one building 3 with a plurality of suspension bundles 4 and a plurality of suspension bolts 5 on the joint portion side. And the inclined plate 7 attached to the ceiling housing 3a or the hanging bundle 4 of the one building 3 and the joint portion side of the other building 3 corresponding to the ceiling material 6 so that the main body is inclined 45 degrees backward. A joint ceiling cover 10 that covers the ceiling joint between the ceiling members 6 and is attached to the wall surface 8 by a hinge member 9 so that the tip end is rotated upward, and the joint ceiling cover 10 is in a substantially horizontal state. The joint ceiling cover 10 can be rotated upward. When the tip of the joint ceiling cover 10 attached to the tip of the joint ceiling cover 10 using a plurality of chains 11 and the tip of the joint ceiling cover 10 rotate upward, the inclined plate 7 It is comprised by the transfer member 13 which moves above, and the cover body 14 which covers between the front-end | tip part of the joint ceiling cover 10 fixed to the bottom face of the front-end | tip part of the ceiling material 6 by the side of the said joint part.

  In the moving member 13, the joint ceiling cover 10 is suspended by a joint ceiling cover suspension rod 12, and is in a substantially horizontal state, and a roller 15 attached to the tip end attaches the joint ceiling cover 10. It is supported by the inclined plate 7 above the fulcrum part of the hinge member 9, and is positioned below the tip of the joint ceiling cover 10 with the roller 15 moving slightly upward on the inclined plate 7. The curved surface portion 16 of the portion is formed so as to contact the inclined plate 7.

  As shown in FIGS. 1 to 3, the ceiling joint device 1 having the above configuration is normally covered with a ceiling material 6, a cover body 14, and a joint ceiling cover 10 between the left and right buildings 3, 3. It is in a state.

  When the left and right buildings 3 and 3 are shaken by the earthquake and the joint portion 2 is narrowed, as shown in FIG. 6, when the joint portion 2 is narrowed, the tip of the joint ceiling cover 10 is pressed in the direction of one building 3. Since the roller 15 is positioned above the fulcrum part of the hinge member 9, the joint ceiling cover 10 smoothly rotates the tip part upward, and the roller 15 at the tip part of the moving member 13 is the inclined plate 7. Then, the curved surface portion 16 comes into contact with the inclined plate 7 and slides upward to absorb the shaking motion.

  At this time, the inclined plate 7 can be surely damaged by the scratching of the joint ceiling cover 10 only by contacting the roller 15 of the moving member 13 attached to the tip of the joint ceiling cover 10 and the curved surface portion 16. Can be prevented.

  When the shaking motion stops and the original state returns, the joint ceiling cover 10 is stopped by the joint ceiling cover hanging rod 12 when the joint ceiling cover 10 becomes almost horizontal due to the weight of the joint ceiling cover 10. The gap 17 between the front end portion of the ceiling member 6 and the front end portion of the ceiling member 6 is covered with the cover body 14, and the original state is automatically restored.

  When the buildings 3 and 3 on the left and right are shaken by the earthquake and the joint portion 2 is widened, as shown in FIG. It moves together with the other building 3 so as to move away from one building 3, absorbs the shaking motion, and automatically returns to the original state when the shaking motion stops.

  When the left and right buildings 3 and 3 are swung in different front and rear directions due to the earthquake, the inclined plate 7 and the joint ceiling cover 10 move in different front and rear directions as shown in FIG. Therefore, it can be smoothly slid in the front-rear direction.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 9 to 14 will be described. In the description of the different embodiments for carrying out the present invention, the same components as those in the first embodiment for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted.

  The second embodiment for carrying out the present invention shown in FIGS. 9 to 11 is mainly different from the first embodiment for carrying out the present invention in that the joint ceiling cover hanging rod using the link 18 is used. In the point using 12A, the same effect as the first embodiment for carrying out the present invention can be obtained even in the ceiling joint device 1A configured using such a joint ceiling cover hanging rod 12A. It is done.

  The joint ceiling cover hanging rod 12A includes link members 20 and 20 pivotally supported by a central pivot pin 19, and the other building 3 pivotally supported by a pivot pin 21 at the tip of the link member 20. A mounting bracket 22 fixed to the wall surface 8 and a mounting bracket 24 fixed to the upper surface near the tip of the joint ceiling cover 10 pivotally supported by a pivot pin 23 at the lower end of the link member 20. When the moving member 13 is swung so as to be narrowed so that the portion 2 is narrowed, the central pivot pin 19 is positioned downward and is folded by moving upward along the inclined plate 7.

  Note that the joint ceiling cover hanging rod 12A has been described in which the central pivot pin 19 is pivoted downward when the tip of the joint ceiling cover 10 pivots upward, but the present invention is not limited to this. First, the joint ceiling cover 10 is provided with a stopper that abuts against the other link member 20 at the end of the link member 20 near the central pivot pin 19 so that the joint ceiling cover 10 stops in a horizontal state. A similar effect can be obtained by using a lowering rod.

  The third embodiment for carrying out the present invention shown in FIGS. 12 to 14 is mainly different from the first embodiment for carrying out the present invention in that it is fixed to the lower end of the joint ceiling cover 10. A moving member constituted by a curved surface member 16A and a plurality of roller support arms 25 projecting upward at a distal end portion provided with a roller 15 attached to the upper surface of the distal end portion of the joint ceiling cover 10 and contacting the inclined plate 7 Even in the ceiling joint device 1B configured using such a moving member 13A in terms of using 13A, the same effects as those of the first embodiment for carrying out the present invention can be obtained.

  INDUSTRIAL APPLICABILITY The present invention is used in an industry for manufacturing a ceiling joint device that covers ceiling portions of joint portions of left and right buildings provided through joint portions.

1, 1A, 1B: joint device for ceiling,
2: joints, 3: buildings,
3a: ceiling frame, 4: hanging bundle,
5: Hanging bolt, 6: Ceiling material,
7: Inclined plate, 8: Wall surface,
9: Hinge member, 10: Joint ceiling cover,
11: Chen,
12, 12A: Joint ceiling cover hanging rod,
13, 13A: moving member, 14: cover body,
15: Roller, 16: Curved surface part,
16A: curved surface member, 17: gap,
18: Link, 19: Central pivot pin,
20: Link member, 21: Pivot pin,
22: mounting bracket, 23: pivot pin,
24: mounting bracket, 25: roller support arm.

Claims (3)

An inclined plate attached to the one building housing such that an upper portion of the ceiling material on the joint portion side of one building of the left and right buildings provided via the joint portion is inclined backward, and the ceiling A joint ceiling cover that covers the ceiling joint between the ceiling members on the wall surface of the other part of the building corresponding to the material, and is attached so that the tip end is rotated upward, and the joint ceiling cover A joint ceiling cover hanging rod capable of holding the joint ceiling cover in a substantially horizontal state and capable of rotating upwardly of the joint ceiling cover, and a tip portion of the joint ceiling cover attached to the tip portion of the joint ceiling cover. A ceiling joint device comprising a moving member that moves on the inclined plate when rotating upward. The ceiling joint device according to claim 1, wherein the inclined plate is set to 45 degrees or less with respect to a ceiling member of one of the buildings. The moving member is attached to the tip of the joint ceiling cover, and the upper part is provided with a roller at a position located at the upper part of the tip of the joint ceiling cover, and the lower part of the tip of the joint ceiling cover is a curved part. The ceiling joint device according to claim 1, wherein the ceiling joint device is formed.

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