JP6005814B1 - Floor joint device - Google Patents

Abstract

Provided is a floor joint device capable of absorbing the swing movement of three independent chassis in any direction due to the earthquake. A floor joint device for closing a joint portion 5 having a substantially T-shape in a plan view formed between three housings of a first, a second and a third housing, the first housing 2 and the first housing 2 Between the corner joint plate 10 and the raised joint plate 12 when the joint portion 5 between the second housing 3 and the third housing 4 is widened by an earthquake. The drop-off prevention mechanism 13 that can be closed so as not to drop out from the opening of the joint 5 that is generated, and the corner joint plate 10 when the joint 5 between the second housing 3 and the third housing 4 is widened by an earthquake. Comprises a joint plate ride-on mechanism 14 provided so as to be carried on the ride-on joint plate 12. [Selection] Figure 1

Description

  The present invention relates to a floor joint device for closing joint portions between casings provided through joint portions having a substantially T-shape.

  Conventionally, various floor joint devices for closing the joint portion between the housings are known. However, these floor joint devices can close the joint portion between two independent housings, and can be divided into three independent joint devices. The joints of approximately T-shape formed between the two enclosures can be closed without gaps in normal times, and when the enclosure is shaken by an earthquake, the joints do not open and the floor joints There was no floor joint device that could be closed to prevent damage to the device and the enclosure.

nothing special

  In view of the above-described conventional drawbacks, the present invention can close the joints without any gaps in normal times, and is generally T-shaped regardless of the direction in which the three independent chassis are shaken by an earthquake. An object of the present invention is to provide a floor joint device that can pass safely without opening the joint portion of the floor.

  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 floor joint device of the present invention is a floor joint that closes a joint portion having a substantially T-shape in plan view formed between three housings of the first, second, and third housings. The floor joint device is formed on the joint plate slide support portion formed on the first housing, and on the first housing side and the third housing side of the second housing. A joint plate support portion; a joint plate slide support portion formed on the third housing so as to face the joint plate support portion on the second housing side; and a first housing side of the third housing. One end portion is supported by the formed raised joint plate support portion and the joint plate support portion of the second casing, and the joint plate slide support portion formed on the first casing and / or the Joint plate slide support formed on the third housing At least one corner joint plate, the other end of which is slidably supported, and the joint plate supporting portion of the second casing so as to close the joint of the side of the corner joint plate, one end thereof is At least one side of the other end supported by the joint plate slide support formed on the first housing or the joint plate slide support formed on the third housing so as to be slidable. One end of the joint plate and the joint plate support portion formed on the first housing side of the third housing are supported, and the joint plate slide support formed on the first housing is supported. And the other end part is supported on the joint plate so as to be slidable, and is provided at the joint part between the first casing and the third casing, and between the second casing and the third casing by an earthquake. A drop-off prevention mechanism that can be closed so as not to drop out from the opening of the joint portion generated between the corner joint plate and the raised joint plate when the ground portion is widened, and the second and third housings by the earthquake It is characterized by comprising a joint plate ride-on mechanism provided so that the corner joint plate can ride on the ride-on joint plate when the joint portion therebetween becomes wide.

As is clear from the above description, the present invention has the following effects.
(1) In the first aspect of the present invention, either the joint between the first housing and the second housing or the joint between the first and third housing is widened or narrowed by an earthquake. Even if it becomes, a corner joint plate, a side joint plate, and a run-up joint plate slide on the joint plate slide support part formed in the 1st housing, and the shaking motion can be absorbed.
(2) Even if the joint between the second housing and the third housing is widened by an earthquake, the corner joint plate and the side joint plate slide on the joint plate slide support portion to absorb the shaking motion, The opening of the joint portion generated between the corner joint plate and the raised joint plate can be blocked by the drop-off prevention mechanism. Therefore, it is possible to prevent an accident in which a person, a vehicle, or the like falls out of the opening.
(3) Even if the joint between the second and third housings is narrowed by the earthquake, the side joint plate slides on the joint plate slide support portion, and the corner joint plate rides on the joint plate. You can ride on and absorb the shaking motion.
(4) In the invention according to claim 2, the same effects as in the above (1) to (3) can be obtained, and the joint portion between the first and third housings and the second housing by the earthquake. Even when the joint portion between the first and third housings swings in the direction of separating at the same time, the joint portion can block the opening by the drop-off preventing mechanism.
(5) In the invention according to claim 3, the same effects as in the above (1) to (4) can be obtained.

The top view of the joint device for floors of the 1st form for carrying out the present invention. Sectional drawing which follows the 2-2 line of FIG. Sectional drawing which follows the 3-3 line of FIG. Sectional drawing in alignment with line 4-4 in FIG. Sectional drawing which follows the 5-5 line of FIG. Explanatory drawing of the housing of the 1st form for implementing this invention. Explanatory drawing of the corner | angular part joint plate of the 1st form for implementing this invention. Explanatory drawing of the side part joint plate of the 1st form for implementing this invention. BRIEF DESCRIPTION OF THE DRAWINGS Explanatory drawing of the boarding joint plate of the 1st form for implementing this invention. Explanatory drawing of the drop-off prevention mechanism of the 1st form for implementing this invention. Operation | movement explanatory drawing in which the joint part between the 1st housing and the 2nd housing and the joint part between the 1st housing and the 3rd housing became narrow by the earthquake of the 1st form for implementing this invention. Sectional drawing which follows the 12-12 line of FIG. Operation | movement explanatory drawing in which the joint part between the 2nd housing and the 3rd housing became narrow by the earthquake of the 1st form for implementing this invention. Sectional drawing which follows the 14-14 line | wire of FIG. Operation | movement explanatory drawing in which the joint part between the 1st housing and the 2nd housing and the joint part between the 1st housing and the 3rd housing became wide by the earthquake of the 1st form for implementing this invention. FIG. 16 is a cross-sectional view taken along line 16-16 in FIG. 15; Operation | movement explanatory drawing in which the joint part between the 2nd housing and the 3rd housing became wide by the earthquake of the 1st form for implementing this invention. FIG. 18 is a sectional view taken along line 18-18 in FIG. 17; The top view of the joint device for floors of the 2nd form for carrying out the present invention. Sectional drawing which follows the 20-20 line of FIG. Sectional drawing which follows the 21-21 line of FIG. Explanatory drawing of the housing of the 2nd form for implementing this invention. Explanatory drawing of the drop-off prevention mechanism of the 2nd form for implementing this invention.

  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 18, reference numeral 1 denotes a substantially T-shape in plan view formed between the first housing 2, the second housing 3, and the third housing 4. The floor joint device 1 for closing the joint portion 5 includes a joint plate slide support 6 formed in the left-right direction on the first housing 2 and the second joint 3. A joint plate support portion 7 continuously formed in a substantially inverted L shape on the first housing 2 side and the third housing side 4 and the joint plate support portion 7 on the second housing 3 side so as to face each other. Joint plate slide support 8 formed on the third housing 4, ride-on joint plate support 9 formed on the first housing 2 side of the third housing 4, and the second housing 3 One end portion of the joint plate support portion 7 is supported by the joint plate support portion 7 and formed in the first casing 2. At least one of the other ends supported to be slidable by the joint plate slide support 8 formed on the frame support 6 or the third casing 4, in this embodiment, two trapezoidal corners One end portion of the joint plate 10 and the joint plate support portion 7 of the second housing 3 are in contact with the side surfaces of the joint joint plate 10 and the corner joint plate 10 and close the joint portion 5 on the side of the corner joint plate 10. Side joints supported by the joint plate slide support 6 formed on the first housing 2 or the joint plate slide support 8 formed on the third housing slidably supported at the other end. One end of the plate 11 is supported by a riding joint plate support portion 9 formed on the first housing 2 side of the third housing 4, and the joint plate slide support formed on the first housing 2 is supported. Part 6 Mounted joint plate 12 having the other end slidably supported, and joint portion 5 between the first housing 2 and the third housing 4, and the second housing 3 and the third housing 3 are provided by an earthquake. A drop-off prevention mechanism 13 that closes the opening of the joint portion formed between the corner joint plate 10 and the raised joint plate 12 when the joint portion 5 between the housings 4 is widened, and the second housing 3 and the third housing 3 due to the earthquake. A joint plate riding mechanism 14 is provided so that the corner joint plate 10 can ride on the ride-up joint plate 12 when the joint portion 5 between the housings 4 is widened.

  In addition, in this invention, a frame means structures, such as a building, a road, a slab, and a bridge.

  The ends of the joint plate slide support portion 6 and the joint plate slide support portion 8 on the side opposite to the joint portion so that the corner joint plate 10 and the like can ride on the frame when the joint portion 5 becomes narrow due to an earthquake. Further, it is formed on the inclined surface 15.

  A pivot pin 16 for pivotally supporting the corner joint plate 10, the side joint plate 11, or the ride-up joint plate 12 is fixed to the joint plate support 7 and the ride-on joint plate support 9.

  In the present embodiment, the corner joint plate 10 is formed in a right-angled trapezoidal shape in plan view, and a side 10a that is not perpendicular to the upper and lower bases (hereinafter referred to as a hypotenuse) is formed at approximately 45 degrees. . One end portion is supported by the joint plate support portion 7 of the second housing 3, and the other end portion is supported by the joint plate slide support portion 6 formed in the first housing 2, and the corner joint plate 10 and one end portion are supported. Two corner joints of the corner joint plate 10 supported by the joint plate support portion 7 of the second housing 3 and the other end portion supported by the joint plate slide support portion 8 formed in the third housing 4. The hypotenuses 10a of the plate 10 are brought into contact with each other to block the corners.

  In addition, about the corner joint plate 10 with one end supported by the joint plate support 7 of the second housing 3 and the other end supported by the joint plate slide support 8 formed in the third housing 4. As long as at least the other end portion is supported by the joint plate slide support portion 8 of the third casing 4, it will not fall off, but the other end portion is the joint plate slide support portion 6 of the first casing and the first casing. It is preferable to be supported by the joint plate slide support 8 of the third casing 4, and in this embodiment, the other end of the joint plate slide support 6 of the first casing and the joint plate of the third casing 4 are provided. It is supported by the slide support portion 8.

  The corner joint plate 10 is provided at a corner joint plate body 17 made of a metal material having a right trapezoidal shape in plan view and a shallow dish shape, and both ends of the corner joint plate body 17 on the joint plate support portion 7 side. The pin box 18 into which the pivot pin 16 provided on the joint plate support portion 7 of the second housing 3 is inserted, the mortar or concrete 19 filled in the corner joint plate body 17, and the mortar or concrete A floor decorative plate 20 such as a tile such as marble or brick stuck on the upper surface of 19 and a joint plate slide support 6 formed on the first housing 2 of the corner joint plate body 17 or the third housing. 4 and the cover plate 22 attached to the side surface located on the joint plate slide support portion 8 side through the hinge 21.

  The side joint plate 11 is provided so as to come into contact with one side surface 10b (side orthogonal to the upper and lower bases) of the corner joint plate 10, and is made of a metal material having a rectangular shape in a plan view and a shallow dish shape. The side joint plate main body 23 and the pivot pins 16 provided at both ends of the side joint plate main body 23 on the joint plate support part 7 side and provided on the joint plate support part 7 of the second housing 3 are provided. A pin box 24 to be inserted; a mortar or concrete 25 filled in the side joint plate body 23; and a floor decorative plate 26 such as a tile such as marble or a brick stuck on the upper surface of the mortar or concrete 25; The joint plate slide support 6 formed on the first housing 2 of the side joint plate body 23 or the joint plate slide support 8 formed on the third housing 4 And a cover plate 28 which is attached via a hinge 27 to the side surface of location.

  The riding joint plate 12 has a joint plate riding mechanism 14 at the other end portion of the corner joint plate 10 supported at the joint plate slide support portion 8 formed at the other end portion of the third casing 4. A joint plate main body 29 made of a shallow plate-shaped metal material, which is rectangular in plan view and has a joint plate ride-on mechanism 14 formed on the other end side of the corner joint plate 10; A pin box 30 provided at both ends of the ride-on joint plate body 29 on the joint plate support portion 7 side, into which the pivot pins 16 provided on the ride-on joint plate support portion 9 of the third housing 4 are inserted; The mortar or concrete 31 filled in the mounted joint plate body 29 and the upper surface of the mortar or concrete 31 It is attached via a hinge 33 to the side face of the floor plate 32 made of tile such as stone or brick, and the joint plate slide support 6 formed on the first casing 2 of the raised joint plate body 29. Cover plate 34.

  As shown in FIG. 10, the drop-off prevention mechanism 13 is a wall surface of a portion facing the first housing 2 side of the third housing 4, and is a lower portion of the portion covered with the corner joint plate 10. A plurality of guide cylinders 35 provided in a parallel state with no gap as much as possible, and are provided so as to be slidable within the plurality of guide cylinders 35, and are each urged by a coil spring 36 so as to always protrude. It is comprised with the cover body 38 which can cover the clearance gap which arises at the time of an earthquake provided with the roller 37 which can be slid and moved to the front-back direction, and is pressed on the wall surface of this housing 2.

  The guide cylinder 35 is a metal cylinder having a square shape in cross section with one end opened, and the cover body 38 is inserted into the opening. The cover body 38 of the present embodiment is also a metal cylinder having an open end, and the upper portion of the cover body 38 projects in the left-right direction in a flange shape so as to receive the roller 37, and the guide cylinder 35 and the cover A coil spring 36 is provided inside the body 38 so that the cover body 38 is always brought into contact with the wall surface of the first casing 2.

  There is a slight gap between the cover bodies 38, but this gap is about the thickness of the guide cylinder 35. When the joint portion 5 between the second housing 3 and the third housing 4 becomes wide, a person or an object does not fall off from the opening of the joint portion 5 generated between the corner joint plate 10 and the riding joint plate 12. It can be plugged in.

  Further, the guide cylinder 35 and the cover body 38 are set to dimensions that do not fall off even if the joint portion is widened due to an earthquake. May be formed near the opening end.

  The joint plate ride-on mechanism 14 includes an acute-angled inclined surface 39 formed on the other end side of the corner joint plate 10 of the ride-on joint plate 12. The cover plate housing recess 40 may be formed so that the cover plate 22 of the corner joint plate 10 and the upper surface of the raised joint plate 12 are flat so as to be continuous with the inclined surface 39.

  When the joint between the first housing and the second housing and the joint between the first and third housing are narrowed by the earthquake, as shown in FIGS. The plate 10, the side joint plate 11, and the ride-on joint plate 12 are rotated upward by the inclined surface 15 formed at the end portion of the joint plate slide support portion 6 of the first housing 2 to absorb the shaking motion.

  When the joint between the first and second housings and the joint between the first and third housings are widened by the earthquake, as shown in FIGS. 15 and 16, corner joint plates are used. 10. The side joint plate 11 and the ride-on joint plate 12 slide on the joint plate slide support 6 of the first housing 2 to absorb the shaking movement.

  When the joint between the second housing and the third housing becomes narrow due to the earthquake, as shown in FIGS. 13 and 14, the inclined joint plate 10 is formed on the joint plate 12 to be lifted. 39 (joint plate riding mechanism 14) is rotated upward, and the side joint plate 11 is rotated upward by the inclined surface 15 formed at the end of the joint plate slide support portion 8 of the third casing 4. By absorbing the swaying movement.

  When the joint between the second housing and the third housing is widened by the earthquake, the corner joint plate 10 is connected to the joint plate slide support portion of the first housing 2 as shown in FIGS. 6 and the third casing 4 slide on the joint plate slide support 8 and the side joint plate 11 slides on the joint plate slide support 8 of the third casing 4 so that the swaying motion is reduced. Absorb.

  At this time, the corner joint plate 10 and the raised joint plate 12 are separated from each other, and a gap (opening of the joint portion) is generated. The cover body 38 of the drop-off prevention mechanism 13 covers this gap so that people and objects can be joined. It is possible to prevent the part from falling off.

  In addition, even if each chassis swings in a complicated manner, and the part where the joint part becomes narrow and the part where the joint part becomes wide, etc., the joint part is not opened by the joint plate or the drop-off prevention mechanism, and the chassis, joint plate, etc. Can absorb the shaking motion caused by earthquake without damage.

  Further, in the present embodiment, the plurality of guide cylinders 35 and the coil springs 36 respectively provided in the plurality of guide cylinders 35 are urged so as to always protrude and are pressed against the wall surface of the first casing 2. The drop-off prevention mechanism 13 is used, which is composed of a cover body 38 that is pressed and can slide in the front-rear direction and that can cover a gap generated during an earthquake, but uses one wide guide cylinder. The fall prevention mechanism may be configured by using a wide cover body that is urged so as to always protrude from the guide cylinder.

  In the present embodiment, the guide cylinder 35 is installed so that the upper surface of the guide cylinder 35 is flush with the upper surface of the joint plate slide support portion 8 of the third casing 4. It may be provided in a slightly embedded state.

  In the present embodiment, the guide cylinder of the drop-off prevention mechanism is provided on the wall surface of the third casing facing the first casing, and the cover body is provided so as to contact the wall surface of the first casing. A plurality of guide cylinders may be provided on the wall surface of the portion of the one housing facing the third housing so that the cover body contacts the wall surface of the third housing. In this case, it is desirable to provide a drop-off prevention mechanism over a width obtained by adding the maximum value of the width at which the third casing swings in the left-right direction and the maximum value at which the first casing swings in the left-right direction. In this case, it is desirable that the end portions of the cover bodies are connected with a plate or the like so that the plurality of cover bodies are integrally expanded and contracted.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 19 to 23 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. 19 to 23 is mainly different from the first embodiment for carrying out the present invention in that the third housing 4 of the first housing 2 is the same. A wide guide cylinder 35A provided on the wall surface 4a of the part opposite to the plate, a plate-like cover body 38A slidably accommodated in the guide cylinder, and tips on both sides near the tip of the cover body 38 And a support member 42 having a rear end attached to the wall surface 2a of the first housing 2 via a hinge 41, and a hinge portion of the support member 42. The floor joint device 1A using the drop-off prevention mechanism 13A is used in that the drop-off prevention mechanism 13A is provided with a winding spring 43 that is urged so that the cover body 38A always protrudes. Anyway, for carrying out the present invention, It is possible to obtain the same effects as the first embodiment.

  The wide guide cylinder 35A may be provided at a portion of the third casing facing the first casing. The winding spring is not provided at the hinge portion, and a coil spring is provided inside the guide cylinder to cover the cover body 38A. You may bias so that it may contact | abut to the wall surface of 3 housings.

  Further, the plate-like cover body 38A is not biased by a spring or the like, and the front end portion of the cover body 38A is slidably movable in the left-right direction in plan view (left-right direction in FIG. 17). Even if it is stopped (for example, a rail is fixed to the wall surface of the first housing and the tip of the cover body is locked to the rail), the same effect can be obtained, and the cover plate 38A of the present embodiment can be obtained. A decorative board is fixed to the upper surface of the.

  In the embodiment of the present invention, the joint plate slide support portion and the joint plate support portion with the joint plate installed are described. However, the present invention is not limited to this, and the joint plate slide support portion is made of a metal joint. Although the plate slide support part may be covered with a base material or the joint plate support part may be covered with a metal joint plate support part base material, the joint plate support part is directly formed on the case. It is good also as a joint plate support part by fixing a rail etc. to a part.

  Further, although the corner joint plate has been described as using two trapezoid joint plates, a corner joint plate using only one square joint plate at the corner may be used. In this case, the side joint plate is provided so as to abut on both sides of the corner joint plate.

  In addition, an explanation has been given of a joint plate climbing mechanism in which an inclined surface is formed on the mounted joint plate, but the inclined surface so that the corner joint plate can ride on the mounted joint plate at the end of the corner joint plate on the mounted joint plate side. It is good also as a joint plate boarding mechanism.

  In the embodiment of the present invention, the side joint plates are arranged one by one on the side of the corner joint plate. However, when the joint portion to be covered with the joint plate is long, a plurality of joint joint plates are provided. The side joint plate may be used to block the joint part, and one or more side joint plates may be arranged on the side part where the corner joint plate of the ride-on joint plate is not in contact.

  In the embodiment of the present invention, the tip of the cover body of the drop-off prevention mechanism is always in contact with either the wall surface of the first housing or the wall surface of the third housing. If the joint between the housings and the joint between the second and third housings do not sway in the direction away from each other at the same time, the tip of the cover body of the drop-off prevention mechanism is normal and the joint is narrow. It may come into contact with either the wall surface of the first housing or the wall surface of the third housing only when the In this case, when the housing sways in the direction in which the joint portion widens, the tip of the cover body of the drop-off prevention mechanism moves away from either the wall surface of the first housing or the wall surface of the third housing. As shown in FIGS. 17 and 18, the joint portion between the second housing and the third housing and the joint portion between the second housing and the third housing are not shaken in the direction in which they are separated from each other at the same time. In the case of a swaying movement, the opening can be closed by a drop-off prevention mechanism, so that it can be used safely.

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

1, 1A: floor joint device, 2: first housing,
3: second housing, 4: third housing,
5: joint part, 6: joint plate slide support part,
7: Joint plate support part, 8: Joint plate slide support part,
9: Mounted joint plate support part, 10: Corner joint plate,
11: Side joint plate, 12: Riding joint plate,
13, 13A: Drop-off prevention mechanism, 14: Joint plate ride-up mechanism,
15: inclined surface, 16: pivot pin,
17: Corner joint plate body, 18: Pin box,
19: Mortar or concrete, 20: Floor decorative board,
21: Hinge, 22: Cover plate,
23: Side joint plate body, 24: Pin box,
25: Mortar or concrete, 26: Floor decorative board,
27: Hinge, 28: Cover plate,
29: Mounted joint plate body, 30: Pin box,
31: Mortar or concrete, 32: Floor decorative board,
33: Hinge 34: Cover plate
35, 35A: guide tube, 36: coil spring,
37: Roller, 38, 38A: Cover body,
39: inclined surface, 40: cover plate storage recess,
41: Hinge, 42: Bearing member,
43: Winding spring 44: Wire
45: Long hole.

Claims (3)

A floor joint device for closing a joint having a substantially T-shape in plan view formed between three housings of the first, second, and third housings, the floor joint device being the first housing. A joint plate support portion formed on the first housing side and the third housing side of the second housing, and a joint plate support portion on the second housing side. A joint plate slide support portion formed on the third housing so as to face the first housing, a raised joint plate support portion formed on the first housing side of the third housing, and the second housing One end portion of the joint plate support portion is supported by the joint plate slide support portion formed in the first casing and / or the other end portion of the joint plate slide support portion formed in the third casing. At least one slidably supported One end portion of the corner joint plate and the joint plate support portion of the second housing are supported so as to close the joint portion of the side portion of the corner joint plate, and the first housing is formed. At least one side joint plate whose other end portion is slidably supported by the joint plate slide support portion or the joint plate slide support portion formed on the third housing, and the third housing of the third housing. One end portion is supported by the joint plate support portion formed on the first housing side, and the other end portion is slidably supported by the joint plate slide support portion formed on the first housing. Mounted joint plate, and the corner joint plate provided at the joint portion between the first housing and the third housing, and when the joint portion between the second housing and the third housing is widened by an earthquake. And ride A drop-off prevention mechanism that can be closed so as not to drop off from the joint opening formed between the joint plates, and the corner joint plate when the joint between the second and third housings is widened by an earthquake. A floor joint device comprising: a joint plate ride-on mechanism provided so that can ride on the ride-on joint plate. The drop-off prevention mechanism includes a guide cylinder provided in either a part of the first casing facing the third casing or a part of the third casing facing the first casing, and the inside of the plurality of guide cylinders The floor joint device according to claim 1, further comprising a cover body that is slidably movable and is always in contact with either the wall surface of the first housing or the wall surface of the third housing. The joint plate ride-on mechanism is composed of an inclined surface formed on either a side surface on the corner joint plate side of the ride-on joint plate or a side surface on the ride-on joint plate side of the corner joint plate. The joint device for floors in any one of Claim 1 or Claim 2.