JP6315843B2 - Joint device - Google Patents

Description

  The present invention relates to a joint device for closing joint portions between casings provided via joint portions.

  Conventionally, as a joint device for closing the joint portion between the wall surfaces and the ceiling, “one joint plate that covers almost half of the joint portion is provided on one wall surface on the joint portion side of the right and left buildings provided via the joint portion. A plurality of rotating brackets with at least a tip portion having a triangular shape and a plurality of rotating brackets attached to the plurality of rotating brackets, the tip portions being rotatably attached at predetermined intervals so that they can be attached. Further, a support recess for supporting the tip of the one rotary bracket is formed at the tip of one joint plate that covers substantially half of the joint and the other wall surface facing the plurality of one of the rotary brackets. A plurality of other rotary brackets whose tip portions are rotatably attached only outward, and the joints attached to the plurality of other rotary brackets so as to cover the support recesses. The other joint plate covering the half and the other joint plate having one end attached to the other joint plate or the tip of the other rotating bracket and the other end fixed to the one wall surface or via a guide ring One end of the joint plate urging mechanism and one end of the one joint plate or one of the rotating brackets is attached, and the other end is fixed to the other wall surface or attached via a guide ring. A joint device having a joint plate biasing mechanism has been known (for example, Patent Document 1).

  However, in such a joint device, as shown in FIG. 12 of the above-mentioned patent document, the case is shaken in the front-rear direction of the joint part due to an earthquake (up and down direction of the joint part when used for a ceiling), and then the shaking motion is terminated. However, when a building or the like returns to the original position, the tip of one joint plate enters the back side of the other joint plate (upward in FIG. 12) of the two joint plates. there were.

  In addition, the joint plate has a pivoting fulcrum (pivotal support pin) spaced apart from the joint plate by a certain distance so that the joint plate can be in a palm-spanned state when the joint becomes narrow due to an earthquake. Is provided. Therefore, it is necessary to provide a space on the mounting base end side of the joint plate so that the mounting base end side does not collide with the wall surface of the housing when the joint plate rotates.

Japanese Patent No. 3718454

  In view of the above-mentioned conventional drawbacks, the present invention can close the joint portion without a gap in the normal state, and even if the case is shaken by an earthquake, one joint plate is placed on the back side of the other joint plate. It is an object of the present invention to provide a joint device that can prevent intrusion and can reduce the dead space between the attachment base end portion of the joint plate and the housing.

  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 object, a joint device of the present invention is a joint device that closes a joint portion between left and right housings, provided on the left and right housings via hinge members, respectively, and the joint portion is A pair of left and right joint plates that can be closed, a summing portion through which wires are formed at each projecting end of the joint plate, a roller provided in each summing portion, and the joint plate is always connected to the joint portion. Left and right joint plate urging mechanisms and a stopper that prevents the joint plate from rotating inward by a predetermined angle or more, and the left and right joint plate urging mechanisms include the joints. Each of the wires attached to the plate, and an urging tool connected to the wire, and the wire is fixed to the joint plate at its tip. When the housing is shaken by an earthquake, the summing unit is connected to the urging tool via the summing unit and the roller so that the projecting end portions of the joint plate do not overlap each other. The joint plate is connected by a plate urging mechanism, and the joint plate is provided such that the projecting end portion is located outward from the attachment base end portion .

As is clear from the above description, the present invention has the following effects.
(1) In the invention described in claim 1, since the summing portion of one joint plate and the other joint plate are connected by the joint plate urging mechanism, the frame is shaken in different longitudinal directions by an earthquake. It is possible to prevent the other (one) joint plate from entering the back side of the one (other) joint plate.
(2) The pair of left and right joint plates are provided such that the protruding end portion is positioned outward from the mounting base end portion, and the inclined surface-shaped summing portion formed at the protruding end portion By this, it is possible to prevent the other (one) joint plate from entering the back side of the one (other) joint plate, which is shaken in different longitudinal directions by the earthquake.

Therefore, the joint plate can be formed of a thin plate, and the dead space with the wall surface of the housing can be reduced.
(3) When the shaking motion due to the earthquake has stopped, the joint plate can be turned inward by the joint plate urging mechanism and the stopper to stop the rotation at a predetermined position.

Therefore, the normal state can be automatically restored.
(4) Also in each invention of Claim 2, while the same effect as said (1)-(3) is acquired, the other (one) joint is more reliably arranged in the back side of one (other) joint plate. The plate can be prevented from entering.
(5) In the invention according to claim 3, the same effects as in the above (1) to (4) can be obtained.

1 to 8 are explanatory views showing a first embodiment of the present invention.
9 to 13 are explanatory views showing a second embodiment of the present invention.
The front view of the joint device of a 1st embodiment. Sectional drawing which follows the 2-2 line of FIG. Explanatory drawing of a joint plate. An explanatory view of one joint plate energizing mechanism. Explanatory drawing of the other joint plate urging | biasing mechanism. The operation explanatory view where the joint part became narrow by the earthquake. The operation explanatory view where the joint became wide by the earthquake. Operation explanatory drawing of the state where the swaying was different in the front-back direction in the earthquake. The bottom view of the joint device of a 2nd embodiment. Sectional drawing which follows the 10-10 line of FIG. The operation explanatory view where the joint part became narrow by the earthquake. The operation explanatory view where the joint became wide by the earthquake.

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 FIGS. 1 to 8, reference numeral 1 denotes a joint device installed between one housing 3 and the other housing 4 provided through a joint portion 2. In the present embodiment, the present invention is used as a wall surface joint device for closing the joint portion between the wall surfaces of one housing 3 and the other housing 4 in a substantially vertical direction.

  In addition, the left-right direction is the left-right direction in FIG. 1 (front view), and the front-back direction is the up-down direction (front side in front view) in FIG. The outward direction of the joint portion is the outer wall surface direction (downward direction in FIG. 2) of the casing, and the inner side of the joint portion is the inner wall surface direction (upward direction in FIG. 2) of the casing.

  Further, in the present invention, the frame means a building on which joint plates such as buildings, roads, slabs, elevator shafts and the like can be installed, and the entrance / exit is not only an entrance / exit provided with doors and doors, but also people, vehicles, etc. It also includes a passage that can be accessed.

  As shown in FIGS. 1 and 2, the joint device 1 is a wall joint device 1 that closes the joint portion 2 between the wall surfaces of one housing 3 and the other housing 4 in a substantially vertical state. A pair of left and right plate-shaped joint plates 6 provided on the casings 3 and 4 via hinge members 5 and capable of closing the joint portion 2, and formed on the protruding end portions 6 b of the pair of left and right joint plates 6. The summing part 8 having the inclined surface shape and having the through holes 7, the rollers 9 provided in the summing part 8 and the pair of right and left joint plates 6 are always attached to the inside of the joint part. The right and left joint plate urging mechanisms 10 are configured to be biased and a stopper 11 that prevents the joint plate from rotating inward by a predetermined angle or more.

  The left and right joint plates 6 are formed of a thin metal plate, and as shown in FIG. 3, an attachment base end 6a is rotatably attached to one housing 3 via the hinge member 5. A summing portion 8 formed by bending the joint plate 6 is formed at the protruding end 6b.

  In the present embodiment, the mounting base end portion 6a is positioned near one of the housings 3, and the projecting end portion 6b (the tip portion of the summing portion 8) is formed so as to block up to the approximate center of the joint portion 2. Has been. The summing portion 8 is formed with a through hole 7 through which the wire 12 of the joint plate biasing mechanism 10 passes. A roller 9 that passes through the wire 12 of the joint plate urging mechanism 10 is fixed to the back side of the joint plate 6 in the vicinity of the attachment base end portion (the inner portion of the summing unit 8).

  In addition, you may provide the said summoning part 8 discontinuously.

  In the present embodiment, the other joint plate 6 is provided with a cover plate 13 that covers the abutting portions of the left and right joint plates 6 at the outer portion of the tip of the summing portion 8.

The summing unit 8 is provided with a plurality of through holes 7 through which the wires 12 of the joint plate biasing mechanism 10 pass in the vertical direction, so that the wires 12 do not directly contact the edges of the through holes 7. A roller 9 is provided in the vicinity of the through hole 7.
In the present embodiment, the roller 9 has a pipe-like shape inserted into a long shaft 14 extending in the vertical direction.

As shown in FIGS. 4 and 5, the joint plate urging mechanism 10 has a plurality of urging tools attached to the inner wall surfaces 3 a, 4 a of the left and right housings 3, 4, and three in this embodiment. 16 and a wire 12 connected to the biasing tool 16.
In the present embodiment, a reel using a spring is used as the urging tool 16.

The ends of the wires 12 of the right and left joint plate urging mechanisms 10 are fixed to the right and left joint plates 6, respectively, and pass through the through holes 7 and the rollers 9 of the summing portion 7 of the left and right joint plates 6. Are connected to the left and right urging tools 16, respectively.
The summing portion 8 is connected by the wire 12 of the joint plate urging mechanism 10 so that the other end portions of the pair of left and right joint plates 6 do not overlap each other when the housing is shaken by an earthquake. .

  Specifically, the wire 12 of one joint plate urging mechanism 10 has its tip end fixed to the back side in the vicinity of the protruding end of one joint plate 6, and from this fixed end to one joint plate 6. It passes through the joint portion 2 side of the roller 9, the through-hole 7 of one joint plate 6, the through-hole 7 of the other joint plate 6, and the roller 9 of the other joint plate 6, so that the other joint plate 6 Connected to an urging tool 16 attached to the inner wall surface 3a of one housing 3 through the through hole 7, the through hole 7 of one joint plate 6 and the joint plate 6 side of the roller 9 of the one joint plate 6 in this order. Is done. By passing the wire 12 in this way, the left and right joint plates 6 are connected, and the other end portions of the pair of left and right joint plates 6 do not overlap each other.

  Further, by passing the wire 12 in this way, it is possible to prevent the wire 12 from rubbing and being cut without contacting the edge of the through-hole 7 even in a normal state or a state of shaking due to an earthquake.

  The tip of the wire 12 of the other joint plate urging mechanism is fixed to the back side in the vicinity of the protruding end of the other joint plate 6, and the joint 2 of the roller 9 of the other joint plate 6 from this fixed end. Side, the through hole 7 of the other joint plate 6, the through hole 7 of the one joint plate 6, and the roller 9 of the one joint plate 6 so as to go around halfway, the through hole 7 of the one joint plate 6, The joint plate 6 is connected to a biasing tool 16 attached to the inner wall surface 4a of the other casing 4 via the through hole 7 of the joint plate 6 and the joint plate 6 side of the roller 9 of the other joint plate 6 in this order.

By using the left and right joint plate urging mechanisms 10 in this way, the left and right joint plates 6 can be evenly urged.
In the present embodiment, three joint plate urging mechanisms 10 are provided at predetermined intervals in the vertical direction. The number of joint plate urging mechanisms 10 can be changed as appropriate depending on the size of one joint plate 6 or the like, but it is desirable to use a plurality of joint plate urging mechanisms 10 in order to bias the joint plates and the like equally. .

  The stopper 11 is an angle-shaped metal fitting provided on the back surface in the vicinity of the attachment base end portion of the joint plate 6, and its distal end abuts against the inner wall surfaces 3 a, 4 a of the housings 3, 4, It restricts so that it may not turn inward of a joint part more than an angle.

  When the joints 3 and 4 sway in the left and right direction due to the earthquake and the joint portion 2 becomes narrow, as shown in FIG. 6, a load is applied to the protruding end portions 6 b of the left and right joint plates 6, and the outer wall surfaces of the left and right housings 3 and 4. A force is applied in the 3b and 4b directions. As a result, the joint plate 6 rotates outward against the urging force of the joint plate urging mechanism 10 to be in the palmed state and absorbs the shaking motion. When the shaking movement due to the earthquake stops, the joint plate 6 automatically returns to the original state by the biasing force of the joint plate biasing mechanism 10.

  When the joints 3 and 4 are swung in the horizontal direction and the joint portion 2 is widened by the earthquake, as shown in FIG. 7, the joint plate 6 is separated and absorbs the shaking motion, and when the shaking motion is settled, the original state is automatically restored. Return to.

  When the frames 3 and 4 are swung in different longitudinal directions in the earthquake, as shown in FIG. 8, the other joint plate 6 is rotated outward by the urging force of the joint plate urging mechanism 10 to absorb the swaying motion, and the swaying motion due to the earthquake is prevented. When it fits, it automatically returns to its original state. At this time, the summing portion 8 of the other joint plate 6 is connected to the summing portion 8 of the one joint plate 6 by the wire 12 of the joint plate biasing mechanism 10, so that the back side of the one joint plate 6 It is possible to prevent the other joint plate 6 from entering.

  In addition, when one housing sways inward from the other housing, the one joint plate 6 absorbs the shaking motion caused by the earthquake, like the other joint plate 6 described above.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 9 to 12 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 12 is mainly different from the first embodiment for carrying out the present invention in that a joint using a coil spring as the biasing tool 16A is used. A plate biasing mechanism 10A, a roller 9A using a plurality of pulleys, a cover plate 13 is not provided, and a ceiling for closing the joint portion 2 between the ceilings of one housing 3 and the other housing 4 in a substantially horizontal state. Even if it is such a joint device 1A in terms of use as a joint device, the same effects as those of the first embodiment for carrying out the present invention can be obtained.

  In addition, you may use a member like the bracket used by the said patent document 1 as a stopper. In the embodiment of the present invention, the stopper is attached to the back surface of the joint plate, but the stopper may be attached to the hinge member, the inner wall surface of the housing, or the like.

 In the embodiment of the present invention, the cover plate is provided on the other joint plate. However, a cover plate may be provided on one joint plate, or a joint device without a cover plate may be used.

  In the embodiment of the present invention, the use of a spring or coil spring as the urging tool has been described. However, instead of these, a weight may be hung from the end of the wire to form the urging tool.

  In the embodiment of the present invention, the summing portion has an inclined surface shape, but when the joint portion is narrowed, the shape surely becomes a palmar state (for example, a gear shape in which the protruding end portions of a pair of joint plates mesh with each other) Etc.) as long as the summoning portion has any shape.

  The present invention is used in the industry for manufacturing joint devices.

1, 1A: joint device, 2: joint portion,
3: one housing, 4: the other housing,
5: Hinge member, 6: Joint plate,
7: Through hole, 8: Summoning section,
9, 9A: roller, 10, 10A: joint plate biasing mechanism,
11: Stopper, 12: Wire,
13: Cover plate, 14: Shaft,
16, 16A: Biasing tool.

Claims (3)

A joint device for closing a joint portion between the left and right housings, the left and right housings being provided via hinge members, respectively, and a pair of left and right joint plates capable of closing the joint portion, and the joint plate A summing portion through which the wire formed at each protruding end passes, a roller provided in each summing portion, and right and left joint plate urging mechanisms for always urging the joint plate inward of the joint portion; And a stopper that prevents the joint plate from rotating inward by a predetermined angle or more, and the left and right joint plate urging mechanisms are respectively connected to the wires respectively attached to the joint plates and the wires. The wire is fixed to the joint plate, and the wire is biased via the summing unit and the roller. The summing portion is connected by the joint plate urging mechanism so that the projecting end portions of the joint plate do not overlap each other when the housing is shaken by an earthquake, and the joint plate Is provided so that the protruding end portion is located outward from the mounting base end portion . The wire of the one joint plate urging mechanism has its tip fixed to the back side of one joint plate, and from this fixed end to one joint plate roller, one joint plate through-hole, the other joint To the urging tool attached to one housing via the plate through-hole, the other joint plate roller, the other joint plate through-hole, the one joint plate through-hole, and the one joint plate roller in this order The wire of the other joint plate urging mechanism is connected to the back side of the other joint plate. From this fixed end, the roller of the other joint plate, the through hole of the other joint plate, The through hole of the joint plate, the roller of one joint plate, the through hole of one joint plate, the through hole of the other joint plate, and the roller of the other joint plate in this order. To joint device according to claim 1, characterized in that it is connected to the other of the biasing member which is attached to the building frame. The cover plate which covers the contact part of the right and left joint plate is provided in either the summing portion of one joint plate or the summing portion of the other joint plate. The joint device according to claim 2.

Images