JP5250587B2 - Ceiling joint device - Google Patents

Description

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

  As a conventional ceiling joint device, a joint ceiling cover for covering the ceiling joint portion is used, and when the joint portion becomes narrow due to an earthquake, the joint ceiling cover is lifted upward by a lifting rod to prevent collision with the ceiling material.

  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 Because the joint ceiling cover is moved upward due to the balance of its own weight applied to the front and rear ends of the joint ceiling cover when the joint becomes narrow, it cannot be moved smoothly and the left and right buildings are different In the case of shaking, the both ends on the free end side of the joint ceiling cover are pushed by the wall surface of the building and damaged.

Japanese Patent No. 3688510

  In view of the above-mentioned conventional drawbacks, the present invention guides the tip, which is the free end of the joint ceiling cover, upward when the earthquake swings such that the joint becomes narrow, and the joint ceiling is surely and smoothly. The cover can be rotated, and even when the left and right buildings swing in different front and rear directions, the corner ceiling covers are overlapped on both ends on the free end side of the joint ceiling cover, and the shaking movement is jointed. An object of the present invention is to provide a ceiling joint device that can be absorbed without damaging the ceiling cover and can safely install a downlight or the like even on a ceiling material in the vicinity of the tip of the joint ceiling cover.

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. Cover the ceiling joint between the ceiling material on the wall of the slope plate attached to the housing and the joint of the other part of the part corresponding to the ceiling material, and turn the tip upward A trapezoid joint joint cover that is attached and has a small width at the tip, and a joint ceiling cover suspension that can hold the joint ceiling cover in a substantially horizontal state and can be rotated upward. Both corners covering the ceiling joints at both ends of the joint ceiling cover, the corner ceiling cover having a rear end pivotally supported so as to overlap both ends on the other building side of the joint ceiling cover, The tip of the ceiling cover is When pressure pushed by the body, so that it can move to the overlap increases with the joint ceiling cover constitute a ceiling joint device between locking means for locking the said purpose land ceiling cover.

As is clear from the above description, the present invention has the following effects.
(1) According to claim 1, when the joint becomes narrow due to an earthquake, the tip 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 portion upward, and damage to the joint ceiling cover can be efficiently prevented by the upward rotation.
(2) According to the above (1), when one building and the other building are swung in different longitudinal directions due to an earthquake, the corner ceiling cover is pushed by the side wall of one building on the free end side of the joint ceiling cover. Thus, it can be moved so as to overlap the joint ceiling cover.
Therefore, damage to the joint ceiling cover can be efficiently prevented.
(3) According to the above (1), the joint ceiling cover can be held in a substantially horizontal state, and the joint ceiling cover hanging hook is used so that the joint ceiling cover can be rotated upward. Can be automatically restored to the original state by the dead weight of the joint ceiling cover.
(4) According to the above (1), the corner ceiling cover is locked to the joint ceiling cover by the locking means, so that it is possible to prevent a gap from becoming unsightly and to swing in different longitudinal directions due to an earthquake. In this case, the locking state of the locking means is released, and the corner ceiling cover can be rotated.
Further, when the shaking motion of the earthquake stops, the double-sided ceiling cover that has simply moved can be moved back to the original state, and can be easily returned to the original state by being locked by the locking means.
(5) According to the above (1), an inclined plate whose upper part is inclined backward from the tip of the ceiling material on the joint part side of one building is used, so that it is located 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.
(6) In the second aspect, the same effects as in the above (1) to (5) 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. 1 is a bottom view of a first embodiment for carrying out the present invention. FIG. 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. Explanatory drawing of the corner | angular part 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 rocked in the front-back direction from which the 1st form for implementing this invention differs. The top view of the 2nd form for carrying out the present invention. Sectional drawing which follows the 11-11 line of FIG. Sectional drawing which follows the 12-12 line of FIG. The top view of the 3rd form for carrying out the present invention. Sectional drawing which follows the 14-14 line | wire of FIG. Sectional drawing in alignment with line 15-15 in FIG.

  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. 9, 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 has an upper portion above the tip portion on the joint portion side of the ceiling material 6 attached to the ceiling housing 3a of one building 3 by a plurality of suspensions 4 such as a hanging bundle and suspension bolts. An inclined plate 7 attached to the ceiling housing 3a of the one building 3 or the hanging tool 4 so as to be inclined substantially 45 degrees rearward, and the joint portion side of the other building 3 at a portion corresponding to the ceiling material 6 A trapezoidal joint ceiling cover 10 that covers the ceiling joint portion between the ceiling members 6 and is attached to the wall surface 8 by a hinge member 9 so that the distal end portion is rotated upward. The joint ceiling cover 10 can be held in a substantially horizontal state, and A plurality of wires and chains that can be rotated upward of the joint cover 10, in this embodiment, the joint ceiling cover hanging rod 12 using the chain 11, and the tip of the joint ceiling cover 10 are attached. In addition, when the tip of the joint ceiling cover 10 rotates forward, the moving joint 13 that moves on the inclined plate 7 and the ceiling joint cover that covers the ceiling joint portions 2 at both ends of the joint ceiling cover 10 are provided. 10 substantially triangular triangular ceiling covers 15, 15 whose rear ends are pivotally supported by pivot pins 14, 14 so as to overlap both ends of the other building 3 side, and the both corner ceiling covers 15, When the tip of 15 is pressed by the housings 3b and 3b such as the side walls of the one building 3, the joint ceiling cover 10 is attached to the joint ceiling cover 10 so that the overlap with the joint ceiling cover 10 can be increased. And locking means 17, 17 with a plurality of magnets 16, 16, 16 to be stopped, and a down-light 18 provided to the joint portion 2 side of the ceiling member 6.

  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 19 attached to the tip end attaches the joint ceiling cover 10. It is supported by the inclined plate 7 at a position above the fulcrum part of the hinge member 9, and the inclined plate 7 is positioned below the tip of the joint ceiling cover 10 with the roller 19 slightly moved upward. The curved surface portion 20 of the portion is formed so as to contact the inclined plate 7.

  As shown in FIG. 5, the joint ceiling cover 10 includes a rear bar member 21 formed using a bar-shaped square member, a front bar member 22 shorter than the rear bar member 21, the front bar member 22 and the rear part. In a trapezoidal shape fixed to the frame 24 by welding, a plurality of screws or the like, and a frame 24 composed of a plurality of connection bar members 23 fixed so as to be in parallel with the bar member 21 being spaced apart by a predetermined distance. A metal material formed on the inclined surface 25 so that a rear end portion is bent at a right angle so as to be fixed to the rear bar member 21, and a front end portion protrudes from the front bar member 22 and can come into surface contact with the inclined plate 7. It is comprised with the joint ceiling cover main body 26 made from.

  As shown in FIG. 6, the corner ceiling covers 15 and 15 are substantially triangular, and the corner ceiling cover main body 27 made of metal having a rear end formed in an arc shape, and the corner ceiling cover main body 27 A pivot pin insertion hole 28 formed at the center of the arc at the rear end, a pressing piece 29 formed by bending the outer end of the corner ceiling cover body 27 downward, and the corner ceiling cover body The magnets 16 and 16 are formed by forming a plurality of recesses 30 and 30 in portions overlapping the joint ceiling cover 10.

  In the ceiling joint device 1 having the above configuration, the ceiling joint portions 2 of the left and right buildings 3 and 3 are normally made up of a ceiling material 6, joint ceiling cover 10, and both corner ceiling covers 15 and 15 as shown in FIGS. 1 to 3. It is in a covered 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. 7, the tip of the joint ceiling cover 10 is pressed in the direction of one building 3 and the fulcrum part of the hinge member 9 Since the roller 19 is positioned at the upper part of the joint, the joint ceiling cover 10 smoothly rotates with its tip end rotating upward, and the roller 19 at the tip end of the moving member 13 is in contact with the inclined plate 7. Then, the curved surface portion 20 comes into contact with the inclined plate 7 and slides upward to absorb the shaking motion.

  At this time, since the roller 19 of the moving member 13 attached to the tip of the joint ceiling cover 10 and the curved surface portion 20 are in contact with the inclined plate 7, the joint ceiling cover 10 in the visible portion is scratched. Can be reliably prevented from being attached or damaged.

  When the shaking motion stops and returns to the original state, the joint ceiling cover 10 is stopped by the joint ceiling cover hanging rod 12 when the joint ceiling cover 10 becomes almost horizontal by the weight of the joint ceiling cover 10. It automatically returns to the original state, covering the gap between the tip portion of 10 and the tip portion of the ceiling material 6.

  When the buildings 3 and 3 on the left and right are shaken by the earthquake and the joint portion 2 is widened, the joint ceiling cover 10 is kept almost horizontal by the joint ceiling cover hanging rod 12 as shown in FIG. It moves together with the other building 3 so as to move away from the other 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. When pressed by 3b, the corner ceiling cover 15 slides against the locking force of the locking means 17 so that the overlap with the joint ceiling cover 10 increases with the pivot pin 14 as a fulcrum, Absorb that shaking movement.

  At this time, even if the inclined plate 7 and the roller 19 of the moving member 13 are in contact with each other, the contact portion is the roller 19 portion, so that it can be smoothly slid in the front-rear direction.

  When such swaying motion stops, the operator moves the pressing pieces 29 of the corner ceiling covers 15 and 15 outward against the attracting force of the magnets 16 and 16 to return them to their original positions. With it, it can return to the original state.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 10 to 15 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. 10 to 12 is mainly different from the first embodiment for carrying out the present invention in that the upper end protrudes outward from the lower end. Joint ceiling cover 10A in which end portions 32, 32 are formed, both corner ceiling covers 15A, 15A having inclined surfaces 33, 33 in surface contact with end portions 32, 32 of joint joint cover 10A, and the both corner ceilings When the cover 15A, 15A is pressed against the housing 3b such as the side wall of one building 3, the joint ceiling cover 10A on the other building 3 side is pushed into the lower part of the end of the joint ceiling cover 10A. The ceiling joint device 1A configured as described above is also used in the present invention in that it uses a pivot pin 14 attached via a biasing spring 34 so as to constantly bias the rear bar member 21 upward. Carry out Same effect as the first embodiment of the fit can be obtained.

  The third embodiment for carrying out the present invention shown in FIGS. 13 to 15 is mainly different from the first embodiment for carrying out the present invention in that a plate-like metal material that does not use a frame is used. In addition, for a ceiling constructed using such a joint ceiling cover 10B, a joint ceiling cover 10B in which a contact portion 35 that contacts the inclined plate 7 is formed above the pivotal support portion of the hinge member 9 is used. Even in the joint device 1B, the same effect as 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 joint portions of left and right buildings provided through joint portions.

1, 1A, 1B: joint device for ceiling,
2: joints, 3: buildings,
4: Suspension tool
6: Ceiling material, 7: Inclined plate,
8: Wall surface, 9: Hinge member,
10, 10A, 10B: joint ceiling cover,
11: Chain,
12: Joint ceiling cover hanging rod,
13: moving member, 14: pivot pin,
15, 15A: Corner ceiling cover, 16: Magnet,
17: Locking means, 18: Downlight,
19: Roller, 20: Curved surface part,
21: Rear bar member, 22: Front bar member,
23: Connection bar member, 24: Frame,
25: Inclined surface, 26: Joint ceiling cover body,
27: Corner ceiling cover body, 28: Pivoting pin insertion hole,
29: Pressing pressure piece, 30: Recess,
32: end, 33: inclined surface,
34: urging spring, 35: contact portion.

Claims (2)

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 It is attached to the joint side wall of the other building at the part corresponding to the material so as to cover the ceiling joint part between the ceiling members so that the tip part rotates upward, and the tip part has a small width dimension. A trapezoidal joint ceiling cover, a joint ceiling cover hanging rod that can hold the joint ceiling cover in a substantially horizontal state and can be rotated upward, and both ends of the joint ceiling cover. A double-sided ceiling cover that covers the ceiling joint and is pivotally supported at the rear end so as to overlap both ends of the other building side of the joint-ceiling cover, and the tip of the double-sided ceiling cover is the one building When pressed by the housing of the So that it can move overlap so increases the ceiling cover, ceiling joints apparatus characterized by comprising a locking means for locking the said purpose land ceiling cover. The inclined plate is set to 45 degrees or less with respect to the ceiling member of one building, and moves on the inclined plate when the distal end of the joint ceiling cover rotates upward. 2. The ceiling joint device according to claim 1, wherein a moving member is attached.

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