JPH0554703U - Floor joint device - Google Patents

Abstract

(57) [Summary] (Modified) [Purpose] The present invention can be used safely without causing a step at the joint portion of the joint plate having at least two joint plates, and can be used for the joint plate. The purpose is to obtain a floor joint device that allows smooth sliding movement. A floor joint device (4) for movably covering joints (2) between floor surfaces (1) and (1) of adjacent buildings by using at least two joint plates (9). -A support piece 15 protruding so as to abut the lower surface of the other joint plate 9 fixed to the substantially central lower surface of one of the joints 9, and this support piece 15 is connected to the one joint plate 9 and the other joint plate 9. The floor joint device 4 is supported by the joint plate connecting mechanism 10 that is fixed to the lower surface of the other joint plate 9 that supports the joint plate 9 so that no step is formed between the joint plate 9 and the holding plate 16. I am configuring.

Description

[Detailed description of the device]

[0001]

[Industrial application]

 The present invention relates to a joint device for covering joints between floors of adjacent buildings so as to cope with shaking motion such as an earthquake.

[0002]

[Prior Art]

 Conventionally, a plurality of joint plates are arranged in abutment state in a jointing apparatus for floors when joints between adjacent floors have long joints.

[0003]

[Problems to be solved by the present invention]

 In the conventional floor joint device in which a plurality of joint plates are placed in abutting relation, when a person rides on one joint plate, the joint plate at that portion is affected by the load. As a result, there is a risk that it may bend downwards and a step may occur at the joint surface portion of the joint plate, making it impossible to walk safely.

In view of the above-mentioned conventional drawbacks, the present invention can reliably prevent a step from being formed at the joint portion even if a load is applied to one joint plate, and can improve safety. It is an object of the present invention to provide a floor joint device that can be used.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention provides a floor joint device for movably covering joints between floor surfaces of adjacent buildings by using at least two joint plates, and at least two joint plates are provided. A supporting piece protruding so as to come into contact with the lower surface of the other joint plate fixed to the substantially central lower surface of one of the above joint plates, and the supporting piece, which is the one joint plate and the other joint plate. A joint unit for floors is configured with a joint plate connecting mechanism that is fixed to the lower surface of the other joint plate that supports so that no step is formed between the plate and the holding plate.

[0006]

[Action]

 The floor joint device configured as described above has a joint plate connecting mechanism composed of a support piece and a holding member at the joint portion of the joint plate even if the joint plate of one joint plate is distorted due to a load. The other joint plate is also distorted so that there is no step.

[0007]

[Examples of the present invention]

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

In the first embodiment of the present invention shown in FIGS. 1 to 4, reference numerals 1 and 1 denote adjacent buildings in which joint portions 2 are interposed, and the joints 1 and 1 are long joints having a long length. At the ends of the floor surfaces 3 and 3 near the portion 2, recesses 5 and 5 to which the floor joint device 4 of the present invention is attached are formed.

The floor joint device 4 has a pair of substantially channel-shaped base rails 7, which are fixed in the recesses 5 and 5 by a plurality of anchor bolts 6 and the like in a state of being connected in series. 7 and both side portions of the pair of base rails 7, 7 inserted into the joint portions 2 while being supported by the support portions 8, 8 of the pair of base rails 7, 7 on the joint portion 2 side. And a plurality of arc-shaped joint plates 9 connected in series, which are arranged so as to form connection portions different from the connection portions of the pair of base rails. The joint plate connecting mechanism 10 that can prevent a step from being generated even if a load is applied to one of the joint plates 9 and the pair of base rails that cover both side portions of the joint plate 9 respectively. 7 and 7, which are supported by the cover plate support portions 11 and 11 on the opposite joint side, It is composed of a pair of cover plates 13, 13 fixed in series by a plurality of tapping screws 12 and connected in series.

The joint plate connecting mechanism 10 has a lower tip end portion protruding so as to come into contact with the lower surface of the other joint plate 9 fixed by welding or the like to the substantially central lower surface of one joint plate 9. A support piece 15 for the inclined surface 14, and a channel-shaped holding member 16 in which the support piece 15 fixed by welding or the like is inserted and housed in the substantially central lower surface of the other joint plate 9 that supports the support piece 15. It consists of Similar effects can be obtained even if a plate material is used as the support piece 15.

Reference numeral 17 denotes a bearing having bearings 18 formed on the side surfaces of the pair of base rails 7, 7 on the side of the joint portion 2, and shafts 19, 19 slidably and rotatably attached to bearings 18, 18, respectively. The waterproof sheet has both ends fitted and fixed to the mounting brackets 20, 20.

The floor joint device 4 having the above-described structure absorbs the swaying motion of the adjacent buildings 1 and 1 in the lateral direction due to an earthquake or the like by sliding the joint plate 9 in the width direction, and It is absorbed by the rotation of the joint plate 9, and the swinging motion in the front-back direction is absorbed by the sliding movement of the joint plate 9 in the longitudinal direction. For this reason, both ends of the joint plate 9 and both ends of the pair of base rails 7, 7 are assembled in such a state that they have play that allows sliding movement.

When a person rides on the vicinity of the joint portion of the joint plate 9 and a load is applied, the load is passed through the support piece 15 and the holding member 16 of the joint plate connecting mechanism 10 to the other joint plate. Since it is connected to No. 9, it also bends and there is no step at the connection.

[0014]

[Different embodiment of the present invention]

 Next, another embodiment of the present invention shown in FIGS. 5 to 19 will be described. In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be designated by the same reference numerals and duplicate description will be omitted.

The second embodiment of the present invention shown in FIGS. 5 to 8 is mainly different from the first embodiment of the present invention in a joint plate connecting mechanism 10A. For 10A, a back plate 21 that abuts the lower surface of the other joint plate 9 is fixed to the upper end of the support piece 15 by welding or the like, and the back plate 21 is inserted into a portion near the end of the holding member 16. The same as in the first embodiment of the present invention, even in the case of the floor joint device 4A using the joint plate connecting mechanism 10A configured as described above in that the concave portion 22 is formed. Various operational effects can be obtained. The back plate 21 fixed to the upper end of the support piece 15 may have a width dimension that covers the joint portion as shown in FIG. 5, or a width dimension that is approximately half the width dimension of the joint portion. You may use the thing of.

The third embodiment of the present invention shown in FIGS. 9 to 12 is mainly different from the first embodiment of the present invention in that the other end of the support piece 15 is fixed by a fixing tool 23 such as a dish screw. The same effect as in the first embodiment of the present invention can be obtained even in the case of the floor joint device 4B using the joint plate connecting mechanism 10B configured as described above in that it is fixed to the joint plate 9. As a result, it is possible to reliably prevent the formation of a gap between the joint portions of the joint plate 9.

The fourth embodiment of the present invention shown in FIGS. 13 to 16 is mainly different from the third embodiment of the present invention in that the tip of the support piece 15 has at least two plate screws. In this way, the floor joint device 4C using the joint plate connecting mechanism 10C in which the holding member is omitted is used in addition to the fixing devices 23, 23. The same action and effect can be obtained.

The fifth embodiment of the present invention shown in FIGS. 17 to 19 is mainly different from the first embodiment of the present invention in that the joints are arranged so that both sides are located in the recesses 5 and 5. A flat plate-like joint plate 9A using the plate connecting mechanism 10 and expandable and contractible cushioning members 24 and 24 respectively housed in the recesses 5 and 5 on both sides of the joint plate 9A. In terms of the floor joint device 4D used, the same operational effects as the embodiment of the present invention can be obtained even with such a configuration.

[0019]

[Effect of the present invention]

 As is apparent from the above description, the following effects can be obtained in the present invention.

(1) In a floor joint device for movably covering joints between floor surfaces of adjacent buildings using at least two joint plates, the joint plate having at least two joint plates is used. One of the joint plates is fixed to the lower surface of the other joint plate, and the supporting piece protrudes so as to come into contact with the lower surface of the other joint plate. Since a joint plate connection mechanism, which is fixed to the lower surface of the other joint plate that supports it so that there is no step between the two, is provided with a holding member, a person may ride on one joint plate. Even if a load is applied and the joint is bent, the joint plate connecting mechanism can surely prevent the other joint plate from being similarly bent and causing a step at the connecting portion as in the conventional case. Therefore, the joint plate can be safely stepped on and passed.

(2) According to the above (1), since a plurality of joint plates can be connected by the joint plate connecting mechanism, a plurality of joint plates are displaced as in the conventional case. It is possible to prevent it from moving and it can be slid efficiently when shaking such as an earthquake.

(3) According to the above (1), the structure is simple and it can be easily assembled and used.

(4) According to the second and third aspects, the same effects as the above (1) to (3) can be obtained.

[Brief description of drawings]

FIG. 1 is a plan view showing a first embodiment of the present invention.

FIG. 2 is an enlarged cross-sectional view taken along line 2-2 of FIG.

FIG. 3 is a sectional view taken along line 3-3 of FIG.

FIG. 4 is an explanatory view of a joint plate connecting mechanism.

5 to 8 are explanatory views showing a second embodiment of the present invention.

9 to 12 are explanatory views showing a third embodiment of the present invention.

13 to 16 are explanatory views showing a fourth embodiment of the present invention.

17 to 19 are explanatory views showing a fifth embodiment of the present invention.

[Explanation of symbols]

1: Building, 2: Joint, 3:
Floor surface, 4, 4A, 4B, 4C, 4D: floor joint device,
5: concave portion, 6: anchor bolt, 7: base rail, 8: support portion,
9, 9A: Joint plate, 10, 10A, 10B, 10
C: Joint plate connecting mechanism, 11: Cover plate supporting portion, 12: Tapping screw, 13: Cover plate
G, 14: inclined surface, 15: support piece,
16: holding member, 17: waterproof sheet,
18: bearing part, 19: shaft part,
20: Seat mounting bracket, 21: Back plate,
22: concave portion, 23: fixing tool such as a dish screw, 24: cushion material.

Claims (3)

[Scope of utility model registration request] 1. A floor joint device for movably covering joints between floor surfaces of adjacent buildings by using at least two joint plates, one of the at least two joint plates. Of the other joint plate which is fixed to the lower surface of the center of the other joint plate, and a supporting piece protruding so as to come into contact with the lower surface of the other joint plate, and a step between the one joint plate and the other joint plate. A jointing device for floors, which is provided with a jointing plate connecting mechanism that is fixed to the lower surface of the other jointing plate that supports the joint plate so that it does not occur. 2. A floor joint device for movably covering joints between floor surfaces of adjacent buildings by using at least two joint plates, one of the at least two joint plates. Of the other joint plate which is fixed to the lower surface of the center of the other joint plate, and a supporting piece protruding so as to come into contact with the lower surface of the other joint plate, and a step between the one joint plate and the other joint plate. A joint plate connecting mechanism including a holding member fixed to the lower surface of the other joint plate for supporting the holding member and a fixture for fixing the supporting state of the holding member and the supporting piece is provided. A floor joint device characterized by the above. 3. A floor joint device for movably covering joints between floor surfaces of adjoining buildings by using at least two joint plates, one of the at least two joint plates. Of the other joint plate fixed to the lower surface of the center of the other joint plate, and a support piece protruding so as to come into contact with the lower surface of the other joint plate; and the support piece and the other joint plate, and the other joint plate. A jointing device for floors, which is provided with a jointing plate connecting mechanism including a fixing tool such as a countersunk screw that supports the joint plate so that no step is formed between the jointing plate and the joint plate.