JP4970209B2 - Drainage unit - Google Patents

Description

  The present invention relates to a steel drainage groove unit which is installed on a shoulder of a road including a road bridge, a median strip, or the like and has a function of guarding a vehicle from being detached from the road.

This type of drainage groove unit is used for preventing the automobile from coming off the road or draining rainwater on the road surface, and has various structures. Examples shown in Patent Documents 1 to 3 below include a water channel portion and a cover portion that is detachably mounted on the water channel portion, and the cover portion guards the automobile from coming off the road. Along with the inclined surface, it has a water collecting surface, and rainwater on the road surface is drained by flowing into the water channel portion from a drain hole formed over the inclined surface from the water collecting surface.
JP 2005-61020 A JP-A-2005-344389 Utility model registration No. 3129933

  The above-mentioned drainage groove unit needs to remove the cover part by cleaning the water channel part etc. while preventing the car from jumping up or coming off even if the automobile gets on the cover part or collides. However, conventional drainage units generally have a lock function to prevent the cover part from jumping up, but the automobile is attached to the cover part. The lock function does not work depending on the riding condition when riding, so the accident that the cover part jumps up, or it is difficult to tell whether it is locked or not, and the cover part was opened and inspected and cleaned Later, if you forget to lock, there is a risk that the cover part will jump up.

  It is an object of the present invention to provide a drainage groove unit that can surely lock the cover portion described above and easily confirm that the cover portion is locked.

  The invention according to claim 1 is a water channel portion including a bottom wall portion, a side wall portion rising from both ends of the bottom wall portion, and a detachably attached to the water channel portion to block the water channel portion and communicate with the water channel portion. The steel drainage groove unit, which consists of a cover part with a drainage hole and is installed on the road shoulder or the median strip, etc., has a protruding part that protrudes inwardly on each side wall of the waterway part. In addition to being provided along the direction, each protrusion is formed with one or more recesses, while the cover part is fitted with the protrusions on both sides corresponding to the protrusions. When a regulating member that is shaped or inverted L-shaped and can be fitted into the recess is provided, and the cover part is attached to the normal position of the water channel part, each regulating member is fitted into the projecting part to prevent it from coming off The cover is slid a certain amount in the longitudinal direction. If that is characterized in that the restricting member can be withdrawn to a position in the fitting position of the recess, respectively.

  The invention according to claim 2 is the invention according to claim 1, wherein, among the drainage groove units connected in the longitudinal direction and continuously provided at a certain length, The regulating member is formed at a symmetrical position in the longitudinal direction with the regulating member of the cover part of another drainage groove unit.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, the cover portion is provided with a detent for preventing the displacement by fitting the regulating member into the recess in a state where each of the regulating members is fitted in the projecting portion. A member is provided, and when the cover member is lifted until each regulating member hits the projecting portion or halfway, the displacement preventing member is disengaged upward from the recess to enable the cover portion to slide in the longitudinal direction. It is characterized by.

  According to the first aspect of the present invention, when the cover part is attached to the normal position of the water channel part, the restricting member is always inserted into the projecting part to prevent the cover part from coming off, and the locked state is obtained. In other words, it is easy to confirm that the cover part is in the locked state simply by confirming that the cover part is attached at the normal position. In the locked state, the cover part is slid in the longitudinal direction to fit the regulating member into the recess. As long as the cover portion is not positioned, the cover portion does not come off, and matters due to the jumping of the cover portion can be prevented.

  The cover part can be attached and detached by sliding all the cover parts in the same direction, and the cover part at one end can be attached and detached unless there is a space that can slide out of the water channel part on the extension of the drainage groove unit. On the other hand, as in the invention according to claim 2, when the restriction member of the cover part at least one end is formed at a symmetrical position in the longitudinal direction with the restriction member of the other cover part, By sliding the cover portion formed at the symmetrical position in the reverse direction, all the cover portions can be slid and detached within the range where the drainage groove unit is installed.

  According to the third aspect of the invention, the cover member is prevented from slipping when the slip prevention member is fitted in the recess, and the above-described locked state is reliably maintained.

Hereinafter, a drainage groove unit of an embodiment of the present invention will be described with reference to the drawings.
1 is a plan view of a drainage groove unit according to an embodiment, FIG. 2 is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 3 is a cross-sectional view taken along the line BB. Is made of steel and consists of a water channel part 2 and a cover part 3. The water channel part 2 is composed of a bottom wall part 2a, a side wall part 2b on the road side and a side wall part 2b rising from opposite ends of the bottom wall part 2a. The side wall 2c on the side of the wall rail formed higher, and the receiving members 4 and 5 made of angle members fixed to the inner upper ends of the both side walls 2b, 2c by welding or bolts over almost the entire length of the water channel part 2, respectively. A reinforcing angle member 6 is fixed to an outer lower edge of the side wall 2b and is fixed by being inserted into an anchor (not shown) protruding upward from the road shoulder, and a plurality of pipes 7 are provided outside the side wall 2c. Are fixed in a symmetrical manner in the plan view of FIG. 7, an L-shaped anchor 8 is inserted, and a portion protruding from the side wall 2c is embedded in the wall height column 9. The reinforcing angle member 6 and the anchor 8 connect the water channel portion 2 to the shoulder and wall height column. 9 is fixed.

  The receiving members 4 and 5 fixed to the side walls 2b and 2c have portions 4a and 5a that protrude inwardly to the side, and the recesses 11 are symmetrical at opposite positions on both sides in a plan view shown in FIG. It is formed into a shape.

  The cover 3 is composed of a flat water collecting surface 3a and mounting surface 3b, and an inclined surface 3c connecting both surfaces 3a and 3b. As shown in FIG. 1, a drain hole 12 is formed across the water collecting surface 3a and the inclined surface 3c. ing. The inclined surface 3c performs a guide function for returning the tire onto the water collecting surface 3a even when the tire of the automobile rides on the inclined surface 3c.

  As shown in FIG. 1, the cover portion 3 is also fitted on the recesses 11 of the projecting portions 4a and 5a when the cover portion 3 is attached to a normal position that fits the water channel portion 2 exactly as shown in FIG. The stop member 14 protrudes downward, opens outwardly opposite to each other, and is attached to the protrusions 4a and 5a with an appropriate play, and is fitted with an inverted U-shaped restricting member 15 fixed to each restricting member. When the cover member 3 is lifted until the restricting member 15 hits the projecting portions 4a and 5a in a state in which 15 is fitted in the projecting portions 4a and 5a, the displacement preventing member 14 is separated from the recess 11 upward. (FIG. 4).

  Although the cover part 3 is connected so that it may be connected along the water channel part 2, all are comprised similarly except one sheet | seat of the end. As shown in FIG. 5, the end cover part 3 ′ is fixed to the other cover part 3 in a longitudinally symmetrical position, that is, the opposite side (left side in FIG. 5) across the recess 11.

  The drainage groove unit 1 of the present embodiment is configured as described above, and is connected in series along a road shoulder or a central separation band. In the drainage groove unit at one end thereof, the cover portion 3 ′ is a restriction member 15. Is formed at a symmetrical position in the longitudinal direction with respect to the other cover portion 3. Now, an operation procedure for removing the cover 3 for one of the other drainage groove units 1 excluding the drainage groove unit at one end will be described.

  First, when the cover part 3 is lifted until the restricting member 15 comes into contact with the projecting parts 4a and 5a, the stopping member 14 is detached upward from the recess 11 (FIG. 4). Next, with the cover portion 3 being lifted, the cover member 3 is slid in the longitudinal direction indicated by the arrow in FIG. 1, and the regulating member 15 is positioned at the fitting position in the recess 11 (FIG. 6). Then, the cover 3 is lifted and removed in the direction of the arrow in FIG. The direction in which the cover part 3 is slid is determined by sliding the cover part 3 in the direction of the arrow in FIG. 1 (left direction in the figure) or in the case where the cover part 3 has the same structure as the cover part 3 shown in FIG. The end cover 3 'shown is slid in the opposite direction, that is, in the right direction in the figure.

The above shows the work procedure when removing the cover portion 3, but when attaching the cover portion 3, the procedure opposite to the above is performed, that is, each regulating member 15 is applied to the recess 11 and the displacement preventing member 14 protrudes. After fitting until it hits the parts 4a and 5a (FIG. 6), the cover part 3 is slid rightward in FIG. With the slide, each regulating member 15 is inserted into the protrusions 4a and 5a. When the slip prevention member 14 reaches the fitting position in the recess 11 during the slide, the slip prevention member 14 is fitted into the recess 11 due to the weight of the cover part 3 and the state shown in FIG.
Even when the cover portion is attached, the drainage groove unit 3 'at the end is slid in the opposite direction to the above.

  According to the drainage groove unit 1 of the present embodiment, the cover 3 attached to the normal position shown in FIG. The shift in the opposite direction is prevented, and the restricting members 15 provided at the four positions are fitted into the protruding portions 4a and 5a of the receiving members 4 and 5, respectively, so that the lifting is restricted and the locked state is established. Is released by lifting the cover portion 3 and detaching the stopper member 14 from the recess, and then sliding it by a certain amount in the longitudinal direction of the cover portion 3 so that the regulating member 15 is not positioned at the fitting position in the recess 11. Since it cannot be performed as much as possible, the cover 3 is not lifted even if the tire of the automobile rides up to the inclined surface 3c, and an accident caused by the lift is surely generated. It is possible to stop. In addition, the above-mentioned locked state can be easily confirmed by attaching the cover part 3 to the normal position according to the water channel part. Further, the drainage groove unit 1 connected in series is configured so that all the drainage groove units 1 have the same configuration, and the cover part 3 is slid in the same direction so that it can be attached and detached. 1 must be slid out of the water channel portion 2 in the direction of the arrow in FIG. 1, and the cover portion 3 cannot be attached or detached unless there is enough space to protrude, but only the drainage groove unit 1 at the end covers If the part 3 ′ is slid in the opposite direction so that it can be attached and detached, the cover parts 3 and 3 ′ can be slid within the range where the water channel part 2 is installed for all drainage groove units, It is not necessary to protrude the portion 3 'from the water channel portion.

  In the above-described embodiment, only the cover portion 3 ′ at one end has the attachment position of the restriction member 15 different from that of the restriction member 15 of the other cover portion 3, but a plurality of cover portions 3 ′ including the cover portion 3 ′ at one end. In this case, the regulating member 15 may be provided at the same location. In this case, each of the plurality of cover portions 3 ′ is attached and detached by sliding in the same direction, unlike the other cover portions 3.

  In the drainage groove unit 1 of the above embodiment, the recess 11, the stopper member 14 and the regulating member 15 are provided at four locations on the top, bottom, left and right in FIG. . In this case, it can also be provided at the center instead of the end as shown.

The top view of the drainage unit which concerns on this invention. AA sectional view taken on the line AA of FIG. The BB sectional view taken on the line. Sectional drawing which shows the state which lifted the cover part when removing. The top view of the drainage groove unit located in an end among the drainage groove units arranged in series. The top view which shows the state slid by the fixed amount in the state which lifted the cover part. Sectional drawing which shows a state when lifting and removing a cover part.

Explanation of symbols

1. ・ Drainage channel unit 2 ・ Water channel 3, 3 '・ ・ Cover 4,5 ・ ・ Receiver 4a, 5a ・ ・ Projection 9 ・ ・ Wall height 11 ・ ・ Recess 12 ・ ・ Drain 14 ・・ Slip prevention member 15 ・ ・ Regulating member

Claims (3)

  From a bottom wall part, a water channel part comprising side wall parts rising from both ends of the bottom wall part, a cover part provided with a drainage hole that is detachably attached to the water channel part to close the water channel part and communicate with the water channel part In the steel drainage groove unit installed on the shoulder of the road, the median strip, etc., each side wall of the waterway part is provided with a protruding part that protrudes inwardly along the longitudinal direction. In addition, one or a plurality of recesses are formed in each projecting portion, while the cover portion has a cross-sectional inverted U shape or an inverted L shape that fits into the projecting portion on both sides corresponding to the projecting portion, When a restriction member that can be fitted into the recess is provided, and the cover part is attached to the normal position of the water channel part, each restriction member is inserted into the protruding part to be prevented from being detached, and the cover part is elongated. When a certain amount is slid in the direction, each regulating member Culvert unit, which is a possible withdrawal positioned mating position of the respective the recess.   Of the drainage groove units connected in the longitudinal direction and continuously provided at a fixed length, the drainage groove unit located at least at one end has a restriction member of the cover part that is longer than the restriction member of the cover part of the other drainage groove unit. The drainage groove unit according to claim 1, wherein the drainage groove unit is formed at a symmetrical position in the direction.   The cover part is provided with a detent member that is fitted in the recess in a state in which each of the restricting members is fitted in the projecting part, and the cover part is in contact with the projecting part. 3. The drainage groove unit according to claim 1 or 2, wherein, when lifted up to the point of contact, the slip-off preventing member is disengaged upward from the recess to allow the cover portion to slide in the longitudinal direction.

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