JP3091402B2 - Floor joint covering device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor joint cover device capable of preventing noise generated when a vehicle or the like travels.

[0002]

2. Description of the Related Art A floor joint covering device for a floor covering a joint formed between adjacent floors, which is capable of withstanding traffic of a vehicle or the like, has been previously devised by the present applicant. It is disclosed in Japanese Utility Model Laid-Open No. 4-4906.

As shown in FIG. 4, this floor joint cover device connects left and right cover plates b, b formed by interlocking comb-like linking parts a, a formed at the front part, through joints s. The joints s are covered by receiving frames c, c fixed on the adjacent left and right floors f, f, respectively.

[0004]

The conventional joint cover apparatus for floors has a cover plate formed in a fitting groove g formed between a rising wall d of a receiving frame c and a supporting projection e. b,
The cover plates b, b are attached from above so that the locking protrusions h provided at the outer ends of the outer frame b are fitted together, and the outer ends thereof are mounted on the support projections e of one of the receiving frames c. In addition, since the inner ends i of the cover plates b, b are merely mounted on the other receiving frame c, the cover plates b, b rarely jump up due to an impact when a vehicle or the like travels, causing noise. There was a problem that would occur.

SUMMARY OF THE INVENTION The present invention has been made in view of such a conventional situation, and has been attempted to improve the situation. It is an object of the present invention to provide a floor joint cover device which can prevent noise generated when a vehicle or the like travels. .

[0006]

SUMMARY OF THE INVENTION According to the present invention, a receiving frame fixed to corners of right and left floors adjacent to each other via a joint and a mounting edge projected downward at an outer end are provided on one receiving frame. The first cover body, which is mounted between the two receiving frames and covers the joints by mounting the mounting edge projecting downward at the inner end on the other receiving frame, and the lower projecting edge at the outer end. The mounting edge is mounted on the other receiving frame, and the inner edge of the second cover is mounted on the first cover, and the connecting edge facing the receiving frame is positioned below the outer ends of the two covers. A connecting rod having a lower end fixed to a receiving frame body is loosely inserted into the connecting edge, and a spring member externally fitted to the connecting rod is compressed between a spring receiving member provided at an upper end of the connecting rod and the connecting edge. And interposed fixing means.

[0007] With this configuration, the two cover bodies can be urged downward by the elastic force of the spring member and pressed against the receiving frame, so that the cover bodies do not jump up.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS.

In the drawings, f and f are left and right floors which constitute a concrete ground such as an indoor parking lot, and are adjacent to each other via a joint s. The joint s is provided with the floor joint cover device 1 according to the present invention, and shields the joint s. The configuration of the joint cover device 1 will be described in detail.

At the corners B, B of the floors f, f, receiving frames 2a,
2b are arranged in a pair on the left and right along the longitudinal direction of the joint s. The receiving frames 2a and 2b are formed to have an L-shaped cross section, and the rising edges 3a and 3b are fixed by anchors 3 and 3, respectively.
3b, and receiving edges 4a, 4b projecting inward at the lower ends of the rising edges 3a, 3b to partition a mortar m cast around by the rising edges 3a, 3b. I have. The receiving edge 4a of the other receiving frame 2b is provided to be long with respect to the receiving edge 4a of the one receiving frame 2a, and the inner upper surface thereof is used as the sliding support surface 5.

On the other hand, reference numeral 6a denotes a first cover member which extends between the receiving frame members 2a and 2b and covers the joint s. The first cover member 6a is mounted on the outer end of the main plate portion 7a. 8a, the mounting edge 8b is formed at the inner end of the main plate portion 7a, and the mounting edge 8b is formed so as to have a substantially U-shaped cross section. The outer edge of the mounting edge 8a is formed in the receiving frame 2a. It is mounted on the receiving edge 4a, and the mounting edge 8b on the inner end side is mounted on the sliding support surface 5 of the receiving frame 2b. On the upper surface on the inner end side of the main plate portion 7a, there is formed a sliding support surface 9 recessed by an amount substantially equal to the thickness of the main plate portion 7b of the second cover body 6b described later.

Reference numeral 6b denotes a second cover body. The second cover body 6b is formed at the outer end of the main plate portion 7b so as to project the mounting edge 10 downward, and has a substantially L-shaped cross section. The mounting edge 10 is mounted on the receiving edge 4b of the receiving frame 2b, and the main plate portion 7b
Is mounted on the sliding support surface 9 of the first cover body 6a.

The first and second cover members 6a and 6b are made of a rigid metal material such as cast iron having sufficient strength to withstand heavy loads such as vehicles. Further, the first cover body 6a and the second cover body 6b are formed to have a predetermined length, and a plurality of the first cover bodies 6a and the second cover body 6b are continuously arranged along the longitudinal direction of the joint s.

The first cover body 6a and the second cover body 6
A plurality of bottomed cylindrical portions 11 are jointed at the lower part of the outer end of b.
Are arranged at predetermined intervals along the longitudinal direction of the. Each of the bottomed tubular portions 11 is connected to the inside of the mounting edges 8a and 10 of the cover members 6a and 6b, respectively, and an operation hole 12 is provided above the bottomed tubular portions 11 with a main plate. The operation holes 12 are opened on the upper surfaces of the portions 7a and 7b, and a shielding cap 13 is fitted in the operation holes 12. A bottom plate 14 is provided at the bottom of each bottomed cylindrical portion 11, and the bottom plate 14 is connected to the receiving edges 4a, 4b of the receiving frames 2a, 2b.
The connecting edge 15 is opposed to. Further, the connecting edge 1
5 is provided with an insertion hole 16 penetrating vertically.

On the other hand, connecting rods 17 made of bolts having lower ends fixed to the receiving frames 2a and 2b are provided upright on the receiving frames 2a and 2b at positions corresponding to the insertion holes 16 of the connecting edges 15 respectively. ing. Each connecting rod 17 is loosely inserted into an insertion hole 16 of the connecting edge 15 and protrudes upward, and a spring receiving member 18 made of a nut is screwed to an upper end thereof. A spring member 19 composed of a coil spring externally fitted to the connecting rod 17 is interposed between the spring receiving member 18 and the connecting edge 15 in a compressed state. The spring member 19, the connecting rod 17, the spring receiving member 18, the connecting edge 15, and the insertion hole 16 constitute fixing means A for the first cover body 6a and the second cover body 6b.

Next, an operation procedure for fixing the first cover 6a and the second cover 6b on the receiving frames 2a and 2b will be described.

First, the first cover 6a is connected to the receiving frames 2a, 2a.
b and the mounting edge 8a on the outer end side thereof is inserted into the receiving frame 2a.
On the receiving edge 4a, and the mounting edge 8b on the inner end side is attached to the receiving frame 2b.
Is mounted on the sliding support surface 5. Next, the second cover body 6b
Is mounted on the receiving edge 4b of the receiving frame 2b,
The inner end of the main plate portion 7b is mounted on the sliding support surface 9 of the first cover body 6a. At this time, the receiving frame 2 is inserted into the insertion holes 16 of the connecting edges 15 provided below the outer ends of the cover members 6a and 6b.
The connecting rods 17 erected on a and 2b are inserted respectively, and the upper ends thereof are projected above the connecting edges 15.

Next, a spring member 19 is externally fitted to the projecting portion of the connecting rod 17 from above through the operation hole 12 opened by removing the shielding cap 13, and a spring receiving member 18 is attached to the upper end of the connecting rod 17. And a spring member 19 is interposed between the spring receiving member 18 and the connecting edge 15 in a compressed state. Finally, the shielding cap 13 is fitted into the operation hole 12.
The fitting of the shielding cap 13 prevents intrusion of earth and sand into the bottomed cylindrical portion 11. Further, as described above, the spring member 19 and the spring receiving member 1 are provided from above through the operation hole 12.
8, the assembling work is easy.

In such a configuration, the two cover bodies 6a, 6
b is constantly urged downward by the resilient force of each spring member 19, and a state is obtained in which it is pressed against the receiving frames 2a and 2b, respectively. For this reason, even if a vehicle or the like passes on both cover members 6a and 6b, the cover members 6a and 6b do not jump up, and the generation of noise due to the jumping up can be prevented.

Further, the fixing means A is connected to both cover members 6a, 6b
The fixing means A does not protrude above the main plate portions 7a and 7b because the fixing means A is housed in the bottomed cylindrical portion 11 formed at the lower portion of the outer end of the vehicle.

On the other hand, the following function as the joint cover device 1 with respect to the relative displacement of the left and right floors f, f
Is relatively displaced in the left-right direction or the front-back direction (the direction along the joint s), the first cover body 6a has its inner end fixed to the one receiving frame 2a by the fixing means A. The mounting edge 8b on the side slides on the sliding support surface 5 of the other receiving frame 2b, and the outer end of the second cover 6b is fixed to the other receiving frame 2b by the fixing means A. ,
When the inner end of the main plate portion 7b slides on the sliding support surface 9 of the first cover body 6a, the two cover bodies 6a, 6b follow the relative displacement of the floors f, f in the left-right direction or the front-back direction. .

When the floors f, f are vertically displaced relative to each other, the two cover bodies 6a, 6b are inclined by the height difference between the receiving frames 2a, 2b, and follow the relative displacement. At this time, the connecting rod 17 of the fixing means A is inserted into the insertion hole 1 of the connecting edge 15.
By being loosely inserted into the inner peripheral surface of the main body 6 so as to form a predetermined play gap, the two cover bodies 6a and 6b can be freely inclined.

Therefore, both cover members 6a, 6b are connected to floors f, f.
, Respectively, and the joint s can be covered without any trouble.

The fixing means A includes two cover members 6a,
A connecting edge 15 provided at a lower portion of the outer end of the outer frame 6b so as to face the receiving frames 2a and 2b;
A connecting rod 17 loosely inserted into the connecting edge 15, a spring receiving member 18 provided at an upper end of the connecting rod 17, and an outer fitting on the connecting rod 17, and a compressed state between the spring receiving member 18 and the connecting edge 15. What is necessary is just to have the spring member 19 interposed. Therefore, as shown in FIG. 3, the connecting rod 17 composed of a bolt is loosely inserted into the insertion hole 16 of the coupling edge 15 from above, and the lower end thereof is screwed to a fixing member 20 composed of a nut fixed to the receiving frames 2a and 2b. Alternatively, a configuration in which a spring member 19 formed of a coil spring externally fitted to the connecting rod 17 is interposed in a compressed state between a spring receiving member 18 formed of a bolt head and the connecting edge 15 may be applied. it can. Further, as the spring member 19, a plurality of combined disc springs can be applied in addition to the illustrated coil spring. Further connecting rod 17
In addition to the bolt, a screw rod or a member in which a male screw is engraved on a required portion of the rod may be used.

[0025]

As described above, according to the present invention, a connecting edge facing the receiving frame is provided below the outer ends of the pair of covers disposed on the left and right receiving frames, and the connecting edge is provided on the receiving edge. Since the connecting rod whose lower end is fixed is loosely inserted into the connecting rod, a spring member externally fitted to the connecting rod is interposed between the spring receiving member provided at the upper end of the connecting rod and the connecting edge in a compressed state. The two cover bodies can be urged downward by the elastic force of the spring member and pressed against the receiving frame body. For this reason, there is an excellent effect that the cover body does not jump up when a vehicle or the like travels and noise caused by the cover body jumping up can be prevented.

[Brief description of the drawings]

FIG. 1 is a longitudinal side view of a jointed floor covering device according to the present invention in an installed state.

FIG. 2 is a plan view of the floor joint cover device according to the first embodiment;

FIG. 3 is a vertical sectional side view showing another configuration of the fixing means A.

FIG. 4 is a vertical side view of a conventional floor joint covering device.

[Explanation of symbols]

 1 floor joint cover device 2a, 2b receiving frame 6a first cover 6b second cover 8a, 8b mounting edge 10 mounting edge 15 connecting edge 17 connecting rod 18 spring receiving member 19 spring member s joint f floor A fixing Means B Corner

Claims (1)

(57) [Claims] 1. A receiving frame fixed to the corners of the left and right floors adjacent to each other via a joint, and a mounting edge projecting downward at the outer end is mounted on one receiving frame, and By mounting the projected mounting edge on the other receiving frame, the first cover body which is extended between the two receiving frames and covers the joint, and the mounting edge projecting downward at the outer end is connected to the other receiving frame. A second cover body mounted on the body and having an inner end mounted on the first cover body; and a connecting edge facing the receiving frame body at a lower portion of the outer ends of the two cover bodies. A connecting rod having a lower end fixed thereto, and a spring member externally fitted to the connecting rod interposed in a compressed state between a spring receiving member provided at an upper end of the connecting rod and the connecting edge; A joint covering device for floors, characterized by comprising: