JP2014025198A - Floor joint device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a floor joint device which is made safe by supporting a cover plate at a predetermined interval at all the time and preventing the cover plate from being bent even when a supporting position of the cover plate is made different by moving a joint plate.SOLUTION: A floor joint device 1 comprises: a joint plate slide supporting recess 6 which is formed so that a joint part 2 side opens to a floor surface 3 of one skeleton; a joint plate 14 sliding and moving in a lateral direction; and a cover plate 16. The floor joint device 1 further comprises: a plate-like joint plate body 13; and at least three or more frame-shaped frames 11 mounted to a bottom face in a portion entering the joint plate slide supporting recess 6 so as to generate a gap in the lateral direction. The joint plate bodies 13 mounted at predetermined intervals are supported slidably and movably by the joint plate slide supporting recess 6, and the floor joint device 1 also comprises a plurality of supports 15 which support the cover plate 16 so as to prevent the cover plate 16 from being bent.

Description

  The present invention relates to a floor joint device for covering floor joints of left and right buildings provided via joints, and floor joints between left and right floor housings serving as roads and passages.

  Conventionally, this type of floor joint device includes a pair of concave portions formed on the floor surface on the joint portion side of the right and left buildings built via the joint portion so as to open to the joint portion. A joint plate slidably movable in the pair of recesses, both ends of which are located at substantially the center of the recess and cover the joint part, and portions located in the pair of recesses at both ends of the joint plate A pair of cover plates fixed to the housings of the left and right buildings so as to cover and supported by a support body capable of supporting a load applied to the pair of cover plates at a recess in the pair of cover plates at predetermined intervals. A pair of cover plate load supports comprising a plurality of pairs of lower support rollers supported by the recesses, and a plurality of upper support rollers supporting the pair of cover plates supported by the support at predetermined intervals. When, was composed of the pair of cover plate load support and a pair of central maintenance device which almost always located in central recess of said pair of cover plates.

  The floor joint device constructed in this manner is a swinging motion that causes the joint part to be narrowed or widened by an earthquake due to the central maintenance tool that always positions the cover plate load support tool substantially at the center of the recess in the cover plate. In addition, it is difficult to accurately follow and move, and the dust that has entered the cover plate makes it impossible to move.

  Moreover, when the recessed part in a cover plate becomes large, the space | interval of a cover plate load support tool will become large, and there existed a fault that a cover plate will bend by the load added to the upper part of a cover plate.

Japanese Patent No. 3445208

  In view of the conventional drawbacks as described above, the present invention enables the joint plate to smoothly slide in the joint plate slide support recess, and always supports the cover plate at a predetermined interval. An object of the present invention is to provide a floor joint device that can be used safely by efficiently preventing the cover plate from being bent by a load applied to the cover plate at different positions.

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, the present invention provides a joint plate slide support recess formed so that the joint portion side is open on the floor surface of at least one of the left and right housings provided via the joint portion, and the joint. A joint plate that slides and moves the plate slide support recess in the left-right direction covers the joint located at the center of the outer joint plate slide support recess, and the joint plate slide so that the joint plate can slide. In a floor joint device comprising a cover plate that covers a support recess, a left-right clearance is formed between the plate-like joint plate main body and a bottom surface of the joint plate main body where the joint plate slides into the joint plate slide support recess. At least three or more frame-like frames mounted so as to be juxtaposed in the front-rear direction. And configured to support the joint plate main body of the joint plate slidably attached to the portion located in the gap between the frames by the joint plate slide support recess, and the cover plate bends. The joint device for floors is comprised with the several support tool supported so that it can prevent.

As is clear from the above description, the present invention has the following effects.
(1) According to the first aspect of the present invention, since the plurality of supports that prevent the cover plate from being bent are attached to the joint plate slide support recess, the cover plate can be removed even if the joint plate slides due to an earthquake. It can be supported in place.
Therefore, the cover plate can be supported so that it can be surely prevented from being bent as compared with the case where the support position of the cover plate is different when the joint plate moves as in the prior art.
(2) According to the above (1), since the plurality of support members for supporting the cover plate are attached to the joint plate slide support recess, they are positioned in the middle of the recess of the portion generated in accordance with the movement of the conventional joint plate. Compared with things, the structure is simple and can be installed easily.
(3) Since the plurality of supports are attached to the joint plate slide support recess so as to be positioned in the gap between the frame-like frames according to (1), the slide movement of the joint plate in the horizontal direction can be smoothly performed. Can be done.
(4) According to the above (1), the joint plate is moved by an earthquake, and even if a load is applied to the cover plate, it is supported by a plurality of supports, so that it can be efficiently prevented from being bent and used safely. be able to.
(5) In claim 2, the same effects as in the above (1) to (4) can be obtained, and the joint plate can be moved smoothly during an earthquake.
(6) In claim 3, the same effects as in the above (1) to (4) can be obtained, the sliding movement of the joint plate in the left-right direction can be performed smoothly, and the cover plate can be reliably supported at a predetermined interval. it can.
(7) In the fourth aspect, the same effects as in the above (1) to (4) can be obtained, and it can also be installed in a portion where the joint plate slide support recess is formed in the left and right housings.

The top view of the 1st form for carrying out the present invention. Sectional drawing which follows the 2-2 line of FIG. The top view of the state which removed the cover plate of the 1st form for implementing this invention. The front view of the joint plate of the 1st form for carrying out the present invention. The bottom view of the joint plate of the 1st form for carrying out the present invention. Explanatory drawing of the support tool of the 1st form for implementing this invention. Operation | movement explanatory drawing which the joint part of the 1st form for implementing this invention became wide. The operation explanatory view in which the joint part of the 1st form for carrying out the present invention became narrow. The top view of the 2nd form for carrying out the present invention. Sectional drawing which follows the 10-10 line of FIG. Explanatory drawing of the support tool 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. Explanatory drawing of the support tool of the 3rd form for implementing this invention. The top view of the 4th form for carrying out the present invention. FIG. 16 is a cross-sectional view taken along line 16-16 in FIG. 15; Explanatory drawing of the center maintenance apparatus of the 4th form for carrying out the present invention. The top view of the 5th form for implementing this invention. FIG. 19 is a cross-sectional view taken along line 19-19 of FIG. Explanatory drawing of the support tool of the 5th form for implementing this invention. The different explanatory view of the support of the 5th form for carrying out the present invention. The top view of the 6th form for implementing this invention. FIG. 23 is a sectional view taken along line 23-23 in FIG. 22; Explanatory drawing of the support tool of the 6th form for implementing this invention. Explanatory drawing of the operation | movement of the front-back direction of the 6th 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 FIG. 1 to FIG. 8, 1 is for the floor of the present invention covering the space between the floor frames 3, 3 of the left and right roads and passages provided via the joint portion 2. The joint device for floor 1 is a joint plate slide support recess 4 formed so that the joint portion side is opened in the floor surface of the floor housing 3 on one joint portion side of the left and right floor housings 3 and 3. A joint plate slide base material 5 made of a metal material having a joint plate slide support recess 4 provided so as to cover the joint plate slide support recess 4 as needed, and the other corresponding to the joint plate slide support recess 4 The joint plate support base 6 made of a metal material in which the joint plate support concave portion 6 formed in the floor frame 3 on the joint portion side of the joint plate and the joint plate support concave portion 6 provided so as to cover the joint plate support concave portion 6 as necessary is formed. 7, an engagement bar 9 that engages with the engagement pins 8 and 8, the rear end of which is fixed to the joint plate support recess 6 or the joint plate base material 7, and the rear end of the engagement bar 9 has a gap 10. 10 is a lattice frame-shaped frame 11, 11, 11, the tip of which is fixed in a parallel state in the front-rear direction so as to have 10, and the tips of the frames 11, 11, 11. The rollers 12, 12, 12, 12, 12, 12 and the upper surfaces of the frames 11, 11, 11 that smoothly move on the joint plate slide support recess 4 or joint plate slide base material 5 attached to the bottom surface of the frame In a joint plate 14 composed of a joint plate body 13 made of a metal material fixed so as to cover, and in the gaps 10, 10 between the frames 11, 11, 11 of the joint plate 14 Covering the joint plate slide support recess 4 or the joint plate slide base material 5 at a predetermined interval, and covering the joint plate slide support recess 4 or the joint plate slide base material 5, The joint plate 14 is slidable, and is constituted by a cover plate 16 supported by the plurality of support members 15 so as not to bend.

  The plurality of supporting tools 15 are mounted so as to be rotatable with an L-shaped arm 17 formed at a right angle and a pivot pin 19 inserted into a pivot pin insertion hole 18 formed at a corner portion of the arm 17. And a fixture 21 fixed to the joint plate slide support recess 4 or joint plate slide base material 5 by a plurality of tapping screws 20 and a tip of the short side 17a of the arm 17 so as to be rotatable. Further, a roller 22 capable of supporting the joint plate main body 13 of the cover plate 16 and the joint plate 14 and a short side 17a of the arm 17 provided on the long side 17b of the arm 17 project upward. The joint plate main body 13 of the joint plate 14 is long with the roller 22. And the end portion of the side 17b is in contact, and to be able to support a load applied to said purpose ground plate 14.

  Further, since the corner portion of the arm 17 formed at a right angle is positioned slightly upward by the fixture 21, the arm 23 is in a state where the weight 23 is in contact with the joint plate slide support recess 4 or the joint plate slide base material 5. Since the short side 17a is located on the opposite side of rotation with respect to the direction perpendicular to the rotation direction, the arm 17 does not rotate even when a load is applied to the cover plate 16, and the load is reliably transmitted via the roller 22. It can be received on the short side 17 a of the arm 17.

  As shown in FIG. 2, the floor joint device 1 having the above-described configuration normally has a joint plate 14 and a cover plate so that the floor surfaces 3 a and 3 a of the left and right floor frames 3 and 3 and the joint portion 2 are substantially flush with each other. 16 is covered.

  For this reason, when a person walks on the cover plate 16 or the joint plate 14 or a carriage or a vehicle travels, a load is applied to the cover plate 16 or the joint plate 14, but the rollers 22 of the arms 17 of the plurality of support tools 15 The cover plate 16 is supported by the attached short side 17a so as to prevent bending, and the joint plate body 13 of the joint plate 14 is attached with the rollers 22 of the arms 17 of the plurality of support tools 15. Since the ends of the short side 17a and the long side 17b are in contact with each other, they are in a state of being substantially V-shaped and supported to prevent bending, so that they can walk safely or run can do.

  When the left and right floor frames 3 and 3 are swung so that the joint portion 2 becomes wide due to the earthquake, the tip portion of the joint plate 14 moves over the joint plate slide support recess 4 or the joint plate slide base material 5 as shown in FIG. The slide plate moves and the joint plate slide support recess 4 or the joint plate slide base material 5 has a larger recess. However, a load is applied to the cover plate 16 by a plurality of supports 15 that support the cover plate 16 at predetermined intervals. Can be used safely without bending.

When the left and right floor frames 3 and 3 are swung so that the joint portion 2 becomes narrow due to the earthquake, the tip portion of the joint plate 14 moves over the joint plate slide support recess 4 or the joint plate slide base material 5 as shown in FIG. The joint plate slide support recess 4 or the joint plate slide base material 5 has a smaller recess. At this time, the support 15 supporting the cover plate 16 is rotated by the joint plate body 13 of the joint plate 14. It is pushed in the moving direction, becomes substantially V-shaped and supports the joint plate body 13 and can be used safely.
When the shaking motion of the earthquake stops, the joint plate 14 automatically returns to the original position.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 9 to 21 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 short side 17a is different from the long side 17b. Is a little smaller than 90 degrees, for example, a plurality of support tools 15A using L-shaped arms 17A set to 80 to 88 degrees, and a joint plate slide at the tip of the frames 11, 11, and 11 Formed in this way in that it uses a joint plate 14A provided with substantially hemispherical protrusions 24, 24, 24, 24, 24, 24 that can easily slide on the support recess 4 or joint plate slide base material 5. Even in the floor joint device 1A configured using the plurality of support members 15A and joint plates 14A, the same effects as those of the first embodiment for carrying out the present invention can be obtained.

  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 an arm using pivot pins 19 at predetermined intervals. A plurality of such fixtures 21A can be used, and a plurality of support tools 15B that can be fixed to the joint plate slide support recesses 4 with a plurality of tapping screws 20 are used. Even in the floor joint device 1B configured by using the individual support tools 15B, the same effects as those of the first embodiment for carrying out the present invention can be obtained.

  The fourth embodiment for carrying out the present invention shown in FIGS. 15 to 17 is mainly different from the first embodiment for carrying out the present invention in that the joints on the left and right floor frames 3 and 3 are connected to each other. The joint plate slide support recesses 4, 4 are respectively formed in the joint plate slide support recesses 4, 4, and the joint plate 14 B located at the center of the joint plate slide support recesses 4, 4 is disposed. In this way, the central maintenance devices 26 and 26 using the square link members 25 and 25 attached to the left and right floor frame bodies 3 and 3 on the joint side are provided at both ends. Even with the floor joint device 1 </ b> C configured as described above, the same effects as those of the first embodiment for carrying out the present invention can be obtained.

  27 and 27 have one end fixed to the central portion of the joint plate 14B and the other end pivotally supported on the central portions of the corresponding links 25a, 25a, 25a and 25a of the square link members 25 and 25, respectively. , 28 is a central pivot pin pivotally supported at the central part of the central links 29, 29 pivoted at 28.

  The center maintaining devices 26, 26 of the joint plate 14B may be of a pantograph shape in addition to the one using the square link members 25, 25.

  The fifth embodiment for carrying out the present invention shown in FIGS. 18 to 21 is mainly different from the first embodiment for carrying out the present invention in that the joint plate slide base of the material on which the magnet is adsorbed In this way, the material 5A is used, and a plurality of support tools 15C in which magnets 30 to be attracted to the joint plate slide base material 5A are used in the portion where the weight 23 of the arm 17 is attached. The floor joint device 1D thus obtained can obtain the same effects as those of the first embodiment for carrying out the present invention, and surely position the arms 17 of the plurality of support tools 15C in their original positions. The cover plate 16 can be supported by a plurality of support tools 15C.

  The joint plate slide base material 5 may be a magnet that adsorbs the magnet 30 of the arm 17, or the magnet may be provided in the joint plate slide support recess 4 to eliminate the joint plate slide base material.

  Further, in order to securely position the arms 17 of the plurality of support tools 15C to their positions, coil springs 31 as shown in FIG. 21 are provided at the pivot pins 19 where the arms 17 and the fixtures 21 and 21A are attached. The long side 17b of the arm 17 may be constantly urged to contact the joint plate slide support recess 4 or the joint plate slide base material 5.

  The sixth embodiment for carrying out the present invention shown in FIGS. 22 to 25 is mainly different from the third embodiment for carrying out the present invention in that the bottom surface near the rear end of the joint plate body 13. One end of a U-shaped rail-shaped fixture 21B having a joint plate 14C to which a grid-like frame 11A pivotally supported by pivot pins 32 is attached at a predetermined interval and a plurality of support tools 15D are attached at a predetermined interval is used. The floor joint device 1E configured in this way is the same as the third embodiment for carrying out the present invention in that the portion is pivotally supported by the joint pin 32 on the joint plate slide base material 5. The effect is obtained, and even if the left and right floor frames 3 and 3 are swung back and forth due to the earthquake, the grid-like frame 11A of the joint plate 14C and the U-shaped rail-like fixture 21B are pivoted on the pivot pins 32 and 32. Rotate Can absorb the shaking movements.

  In each of the embodiments for carrying out the present invention, the joint plates 14, 14 A, and 14 B configured by using the grid-like frames 11, 11, 11 are used. Since the joint plate body 13 is fixed, a joint plate using a frame-like frame may be used.

  Further, an engagement bar may be protruded from the bottom surface of the rear end portion of the joint plate 14, and a support fitting via a plurality of rollers may be attached to the joint plate support recess so that the engagement bar can move in the front-rear direction. .

  Further, the same effect can be obtained when the present invention is installed between the floor frames of the left and right buildings, or between the floor frame of the building and the floor frame of the passage or road.

  INDUSTRIAL APPLICABILITY The present invention is used in the industry for manufacturing a floor joint device that covers a space between left and right housings.

1, 1A, 1B, 1C, 1D, 1E: floor joint device,
2: joint part, 3: floor frame,
4: Joint plate slide support recess,
5: Joint plate slide base material,
6: Joint plate support member, 7: Joint plate base material,
8: engagement pin, 9: engagement bar,
10: gap, 11, 11A: frame,
12: Roller, 13: Joint plate body,
14, 14A, 14B, 14C: joint plate,
15, 15A, 15B, 15C, 15D: support,
16: Cover plate, 17, 17A: Arm,
18: pivot pin insertion hole, 19: pivot pin,
20: Tapping screw 21, 21A, 21B: Fixture,
22: Roller, 23: Weight,
24: Projection piece, 25: Square link member,
26: Central maintenance device, 27, 27A: Central pivot pin,
28: Pivot pin, 29: Central link,
30: Magnet, 31: Coil spring,
32: A pivot pin.

Claims (4)

A joint plate slide support recess formed so that the joint portion side opens on the floor surface of at least one of the left and right housings provided via the joint portion, and the joint plate slide support recess slides in the left-right direction. For a floor comprising a joint plate that covers the joint portion located at the center of the outer joint plate slide support recess and a cover plate that covers the joint plate slide support recess so that the joint plate can slide. In the joint device, the joint plate is mounted so as to be arranged in parallel in the front-rear direction so that a left-right clearance is generated at the bottom surface of the plate-like joint plate main body and the portion of the joint plate body that enters the joint plate slide support recess The joint plate slide is composed of at least three frame-shaped frames. To support the joint plate main body of the joint plate, which is attached to the portion located in the gap between the frames at the holding recess at a predetermined interval, so as to be slidable, and to prevent the cover plate from being bent. A floor joint device using a plurality of supporting tools. The floor joint device according to claim 1, wherein a roller for smoothly moving the joint plate slide support concave portion is provided on the bottom surface of the front end portion of the frame. The support is an L-shaped arm having a right angle or a slightly smaller angle than the right angle, a fixture that pivotally supports a corner portion of the arm, and is fixed to the joint plate slide support recess, and a short side of the arm. The cover plate can be supported at the tip portion, and the roller is mounted so that the joint plate body of the joint plate can be supported by the long side tip portion. The floor joint device according to claim 1. The joint plate slide support recess is formed in the left and right housings, and the joint plate can be located at the center of the joint plate at the center of the joint plate at both ends. The floor joint device according to claim 1, wherein the floor joint device is attached.

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