JP5166459B2 - Joint plate - Google Patents

Description

  The present invention relates to a joint plate that covers a joint portion between left and right floor frames provided via the joint portion so that the vehicle can travel.

Conventionally, the joint plate is a metallic shallow plate-shaped joint plate body, a support pin insertion cylinder provided so that the bottom surface is open on both sides of the rear end of the joint plate body, and the joint plate body is filled. Made up of mortar or concrete.
The joint plate configured in this way is peeled off from the joint plate main body and the mortar or concrete filled in the joint plate main body, becomes unsightly, causes noise, and obtains sufficient strength. For this reason, it is necessary to use a thick metal material that forms the joint plate body, resulting in a high cost.

JP-A-2005-240374

  In view of the conventional drawbacks as described above, the present invention efficiently prevents peeling between the joint plate main body and the mortar or concrete filled in the joint plate main body, thereby preventing the generation of noise and impairing the appearance. Even if a relatively thin metal material is used for the joint plate body, a thin and inexpensive metal material that can provide sufficient strength with the headband plate provided on the upper part can be used, and manufactured at a low cost. It aims to provide a joint plate that can be used.

  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-mentioned object, the present invention is a metal shallow plate-shaped joint plate main body having a projecting part that protrudes so that the lower part of at least two sides spreads outward, and an upper outer peripheral part of the joint plate main body. A metal headband plate fixed so that the outer end portion does not protrude outward from the outer end portion of the protruding portion, and a support provided so that the bottom surface is open on both sides of the rear portion of the joint plate body A joint plate is constituted by the pin insertion cylinder and mortar or concrete filled in the joint plate body.

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 projecting portion is formed so that the lower part of at least two sides of the joint plate body spreads outward, the mortar or concrete filled in the joint plate body is placed in the projecting portion. Since it enters and fixes, it can prevent reliably that mortar or concrete and a joint plate main body peel.
Therefore, it is possible to efficiently prevent the joint plate main body and the mortar or concrete from peeling off and becoming unsightly or generating noise as in the prior art.
(2) According to (1), the upper outer peripheral portion of the joint plate body can be reinforced with the headband plate.
Therefore, even if the joint plate body is formed using a thin metal material, sufficient strength can be obtained and it can be manufactured at low cost.
(3) Claim 2 can obtain the same effects as the above (1) and (2), and a plurality of protrusions formed on each side of the joint plate body and a plurality of pieces fixed to the inner bottom surface of the joint plate body. The reinforcement bar can more strongly prevent the joint plate body and the mortar or concrete from being peeled off, and the joint plate body can be reinforced, and the joint plate body can spread outward at an acute angle. Since the projecting portion is a projecting portion, the joint plate main body can be easily processed and the processing cost can be prevented from increasing.
(4) Claim 3 provides the same effects as the above (1) and (2), and the upper end of the headband plate is located at the upper end of the joint plate main body, so that the strength of the joint plate main body is sufficient Is obtained.

The top view of the use condition of the 1st form for implementing this invention. Sectional drawing which follows the 2-2 line of FIG. 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 1st form for carrying out the present invention. The front view of the 1st form for carrying out the present invention. The side view of the 1st form for carrying out the present invention. Sectional drawing which follows the 7-7 line | wire of FIG. Sectional drawing which follows the 8-8 line of FIG. The top view of the use condition of the 2nd form for implementing this invention. Sectional drawing which follows the 10-10 line of FIG. Sectional drawing which follows the 11-11 line of FIG. Explanatory drawing of the 2nd form for implementing this invention. The top view of the use condition of the 3rd form for implementing this invention. Sectional drawing which follows the 14-14 line | wire of FIG. Explanatory drawing of the 3rd 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 8, reference numeral 1 denotes a joint part 2 between left and right floor frame bodies 3, 3 which can travel a vehicle or the like provided via the joint part 2. The floor joint device 1 according to the present invention covers the joint plate supporting recess 4 formed in one floor housing 3 on the joint portion side of the left and right floor housings 3 and 3, and the left and right floor housing devices 3. A joint plate slide recess 6 formed on the inclined surface 5 on the other joint of the floor housing 3 on the joint portion side of the floor housing 3 and the rear end portion is supported by the joint plate support recess 4, and a tip portion When the joint plate 7 of the present invention is slidably supported by the joint plate slide recess 6 and both side portions of the rear end of the joint plate 7 are swung so that the joint portion 2 becomes narrow, the joint plate The joint where the tip of 7 is supported so as to be pivotable upward. And a support pin 8, 8 fixed to the rate support recess 4.

  As shown in FIGS. 4 to 8, the joint plate 7 is made of a metal material and spreads outward at an acute angle to the lower part of the front part and the rear part so that it can be easily processed in the embodiment of the present invention. A joint plate body 10 having a square shallow dish shape with projecting portions 9 and 9 projecting like this, and an outer end portion of the joint plate body 10 on the outer periphery of the upper portion of the joint plate body 10 is more outward than the outer end portion of the projecting portions 9 and 9. A metal-made headband plate 12 fixed by a plurality of countersunk screws 11 so that the upper part is positioned upward without protruding, and bottom openings 13, 13 on both sides of the rear part of the joint plate body 10. Support pin insertion cylinders 15 and 15 whose upper portions fixed by welding or the like are closed by closing plates 14 and 14, and a height of the joint plate body 10 fixed in the joint plate body 10 in the front-rear direction at a predetermined interval. Half the size A plurality of reinforcing bars 16, 16, 16, 16 having the following dimensions, mortar or concrete 17 filled in the joint plate body 10, and an upper portion of the tip of the headband plate 12 via a hinge member 18 The cover plate 19 is attached to the front end portion so as to be rotatable in the vertical direction.

  In the joint plate 7 having the above-described configuration, the mortar or concrete 17 filled in the joint plate main body 10 enters the protrusions 19 and 19 and is fixed, so that the mortar or concrete 17 fixed in the joint plate main body 10 is fixed. The lump is in a protruding state that enters the protruding portions 9 and 9 and has a shape that cannot be peeled off.

  Moreover, since sufficient strength is obtained by the headband plate 12 and the plurality of reinforcing bars 16, 16, 16, 16, a thin metal material may be used for the joint plate body 10.

  Furthermore, since the protrusion part 9 is formed in the lower part of the front-end | tip part of the joint plate main body 10, when it shakes by an earthquake so that the joint part 2 may become narrow, the inclined surface 5 of the joint plate slide recessed part 6 is moved smoothly. be able to.

[Different forms for carrying out the invention]
Next, different modes for carrying out the present invention shown in FIGS. 9 to 15 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 it is outward at an acute angle at the lower part of the four sides. Since the joint plate 7A is configured using the joint plate body 10A having the projecting portions 9, 9, 9, 9 that project so as to spread, the present invention can be achieved even by using the joint plate 7A thus configured. The floor joint device 1A can obtain the same effect as that of the first embodiment for implementation, and the separation between the joint plate main body 10A and the mortar or concrete 17 can be more efficiently prevented.

  The third embodiment for carrying out the present invention shown in FIGS. 13 to 15 is mainly different from the first embodiment for carrying out the present invention in that the upper end portion of the joint plate body 10 and the headband plate 12 are the same. Are fixed by welding 20, and a floor decorative plate 21 such as brick or tile is laid on the top of the mortar or concrete 17, so that the above-described present invention is carried out even with the joint plate 7B configured as described above. Therefore, the same effect as the first embodiment can be obtained.

  In each of the embodiments for carrying out the present invention, the description has been given of the case where the lower part of the joint plate main body is formed with a projecting portion that protrudes outward in an acute angle shape. However, the mortar or concrete filled in the joint plate body is not limited to the inside of the projecting part if the lower part of the joint plate body is larger than the inner diameter of the upper part of the joint plate body. Since the joint plate main body and the mortar or concrete are in a state where they cannot be peeled off, any shape may be adopted.

  INDUSTRIAL APPLICABILITY The present invention is used in an industry for manufacturing a joint plate for a floor joint device that covers a joint portion between left and right floor frames provided via the joint portion so that the vehicle can travel.

1, 1A, 1B: floor joint device, 2: joint portion,
3: floor frame, 4: joint plate support recess,
5: Inclined surface, 6: Joint plate slide recess,
7, 7A, 7B: Joint plate, 8: Support pin,
9: Projection, 10, 10A: Joint plate body,
11: countersunk screw, 12: headband plate,
13: Opening, 14: Closure plate,
15: Support pin insertion cylinder, 16: Reinforcing bar,
17: Mortar or concrete,
18: Hinge member, 19: Cover plate,
20: welding, 21: floor decorative board.

Claims (3)

A square shallow plate-shaped joint plate body having a projecting part that protrudes so that the lower part of at least two sides spreads outward with a metal material, and an outer end of the projecting part on the outer periphery of the upper part of the joint plate body A headband plate made of a metal material fixed so that the portion does not protrude outward, a support pin insertion cylinder provided so that a bottom surface opens on both sides of the rear portion of the joint plate body, and the joint plate body A joint plate made of filled mortar or concrete. 2. The joint plate main body is formed with a protruding portion that protrudes outward at an acute angle at the lower part of each side, and a plurality of reinforcing bars are fixed to the inner bottom surface. Description joint plate. The joint plate according to claim 1, wherein the headband plate is fixed by a plurality of countersunk screws or welding so that the upper part of the joint plate body is located above the upper end of the joint plate body.

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