JP3048751U - Pavement curb block - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To enable easy joining of curb blocks for pavement without displacement, to enable the joint to be firmly constructed in a short time, and to visually recognize the boundaries of curb blocks in the dark. To do. SOLUTION: A curb block 1 is provided with a quadrangular concave hole 1a on one of right and left end surfaces, and the concave hole 1a on another end surface.
Is provided, and a protrusion 1b of another curb block 1A formed in the same manner is fitted and joined with a joint gap provided therebetween, and is fixed to the joint gap with an adhesive 2 for joint. On the front side of the curb block, a delineator 4 that emits light from the solar panel 3 so that the boundary can be visually recognized in the dark
Is detachably embedded.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a curb block for pavement that enables a joint to be firmly constructed without displacement and to be constructed on site in a short time, and that is considered in terms of safety in the dark.

[0002]

[Problems to be solved by conventional techniques and devices]

 In the jointing of curb blocks such as pavement, curb blocks with both end surfaces flattened conventionally are generally used, and one of the curb blocks is joined with an end gap provided with joint gaps, and the joint gap is mortared. The method of hardening and joining is the mainstream.

[0003] However, in the above-mentioned conventional method, when a heavy impact or load is applied due to a collision with a heavy object or the like, the joint is displaced or peels easily. There is.

In addition, since mortar is used to fix the joints between the end faces of the curb blocks, the period until curing (curing period) is long, the construction period cannot be shortened, and it is difficult to reduce construction costs. And care must be taken to prevent misstepping, hitting objects, and mischief, as they are easily displaced and peeled off during the curing period. There are issues such as.

Further, in the conventional curb block, the boundary between the pavement and the curb block in the dark cannot be visually recognized, so that the curb block may hit the curb block, step off, step on a car or bicycle, remove a wheel, ride on a bicycle, or ride on a vehicle. Although there are safety issues such as easy occurrence, no measures have been taken to solve these issues.

[0006]

Means for Solving the Problems The present invention has been made in view of the above problems, and the means for solving the problems are as follows. That is, (1) a curb block formed in a substantially rectangular parallelepiped is provided with a recessed hole on one of the left and right end faces, and provided with a projection on another end face to be fitted in the recessed hole. A pavement curb block characterized by being formed by fitting a projecting portion of another curb block formed in the same manner with a joint gap provided therein, and filling and fixing the joint gap with an joint adhesive. In addition, the joints of the curb blocks can be firmly joined without misalignment by fitting unevenness, and the joint gap at the joints is solidified with an adhesive for construction.

(2) The curb block for pavement according to (1), wherein a delineator that emits light by a solar plate is removably embedded on the front side surface of the curb block. The boundary of the curb block is made visible and safety is taken into account so that accidents can be prevented.

(3) The above-mentioned (1) or (2), wherein the concave hole and the raised portion provided on the left and right end surfaces of the curb block are polygonal, and the fitting surface is tapered. The pavement curb block according to the description, which facilitates the work of fitting unevenness, and prevents the rotation from being shifted so that the positioning can be performed.

(4) The curb block for a pavement according to (1) or (2), wherein the outer peripheral edges of the left and right end surfaces of the curb block are chamfered. When the joint gap is solidified with the joint adhesive, the surface finish of the joint is facilitated and the joint can be firmly fixed.

(5) The curb block for pavement according to the above (1) or (2), wherein an epoxy-based adhesive is filled in and fixed to a joint joint joint of the curb block. The joint joint gap of the curb block is fixed firmly and in a short time to improve workability.

(6) The curb block for pavement according to (2), wherein the light is emitted from a delineator buried on the surface of the curb block so that the light is directed obliquely forward on the pavement side. This makes it easier to see the boundary between the pavement and the curb block from the light emitted by the delineator from inside the vehicle while driving.

[0012]

[Embodiment of the invention]

 The embodiment of the present invention will be described with reference to FIG. 1 showing an embodiment. In the present invention, a concave hole 1a is provided on one of the left and right end surfaces of a curb block 1, and a convex portion which fits into the concave hole is provided on another end surface. The raised portion 1b is provided, and the convex portion 1b of another curb block 1A formed in the same manner is fitted and joined by providing a joint gap, and the joint is fixed to the joint gap with an adhesive 2 for joint. The solar panel 3 and the delineator 4 that indicate the boundary between the pavement and the curb block are buried on the front side of the curb block.

The curb block 1 is formed in a substantially rectangular parallelepiped shape by concrete. As shown in FIG. 2, a square recessed hole 1a is provided on one of the left and right end surfaces (in this embodiment, the right end surface), and another end surface is provided. 3 is provided with a raised portion 1b that fits into the recessed hole 1a, the bottom surface width A shown in FIG. 3 is 200 to 210 mm, the top surface width B is 175 to 185 mm, and the height H is 240 to 260 mm. When the length L is set to 550 to 650 mm, the outer peripheral edges of the left and right end faces are chamfered, and the chamfer C is preferably set to 3 to 4 mm in terms of transportation and construction of the curb block. It is preferable to reinforce the block by appropriately arranging a reinforcing bar in the block.

The recessed hole 1a and the raised portion 1b provided on both end faces of the curb block have the same shape and the same dimensions, and the horizontal dimension E shown in FIG. 3 is 65 to 75 mm and the vertical dimension F is 75 to 85 mm. It is preferable that the hole depth and the protrusion height D shown in FIG. 4 are 15 to 25 mm, and the taper angle X of the fitting surface is 15 to 30 degrees. Further, the shapes of the recessed hole 1a and the raised portion 1b are not limited to a square, but may be other polygons.

Further, as shown in FIGS. 1 and 4, the curb block is provided with a concave groove 1c on the upper surface thereof in accordance with a delineator 4 which emits light by a solar plate 3, and the solar plate and the curb block are provided in the concave groove. Is fitted so that the front and rear surfaces thereof are flush with each other, and a tilt angle Y is provided to the delator so that the light from the delineator emits diagonally forward, and a slope 1d is provided in the concave groove in accordance with the tilt angle. The inclination angle Y is preferably set to 15 to 20 degrees.

The construction of the curb block formed as described above at the edge of the pavement will be described with reference to FIG. 5. Referring to FIG. 5, the protrusion 1b of another curb block 1A is fitted into the recessed hole 1a of the curb block 1. The joint gap is filled with the joint adhesive 2 while maintaining the joint gap S, and the joint surface is finished and fixed so as to be flush with the curb block surface.

The joint gap S is preferably 2 to 4 mm, and the outer peripheral edge ridge angles of the left and right end surfaces of the curb block are preferably chamfered so that the joint edge circumference width S1 is 8 to 12 mm. It is preferable to use an epoxy adhesive as the joint adhesive 2 from the viewpoint of adhesive strength, durability and workability.

[0018] The delinators buried on the surface of the curb block need not be buried in all the curb blocks constructed on the pavement edge. For example, the delinators are buried every other or every two curbs. It is recommended to use curb blocks. As shown in FIG. 4, the embedding method is such that the delineator 4 integrated with the solar plate 3 is set in the recess groove 1c at an inclination angle Y of 15 to 20 degrees so as to face diagonally forward along the inclined surface 1d. It is embedded so that it can be easily attached and detached, for example, by sticking the back surface with double-sided adhesive tape or the like so that it does not fall off easily.

[0019]

【Example】

 The curb block for pavement according to the present invention has a bottom width A of 205 mm, a top width B of 180 mm, a height H of 250 mm, a length L of 600 mm, and an outer peripheral edge angle of both right and left end faces shown in FIGS. The chamfer C is formed into a substantially rectangular parallelepiped of 3.5 mm, the lateral dimension E of the recessed hole and the projection at the right and left end fitting portions is 70 mm, the vertical dimension F is 80 mm, the hole depth and the projection height D are set. 5 mm, the joint surface taper angle X is 26 degrees, the joint gap S shown in FIG. 5 is 3 mm, and the joining edge peripheral width S1 is 10 mm. As a result of the fixation, the joint strength was greatly improved, and the construction period was significantly reduced.

[0020]

[Effect of the invention]

 The curb block for pavement according to the present invention can be held firmly by joining the end faces by asperity fitting, and has a strong resistance to shock and load. It is effective in preventing peeling, and the positioning of the joint can be easily and quickly performed by fitting the unevenness, so that work efficiency is improved and work time is shortened.

[0021] Furthermore, since the joint gap between the joints of the curb block is solidified by using an epoxy-based adhesive as an adhesive for joints, a period until the mortar solidifies as in the conventional construction in which the mortar is solidified. (Curing period) is not required, and there is no need to pay attention to management because it is effective in shortening the construction period and there is no possibility of displacement or peeling during the curing period.

Furthermore, a delineator that emits light by a solar plate is buried in the front surface of the curb block so that the boundary of the curb block can be visually recognized. By embedding it at an installation angle so that it faces diagonally forward, the visibility of the curb block from inside the car is improved, which is effective in preventing accidents of cars coming and going on the pavement, and the delineator that emits light by the solar plate By using this to embed detachably in the curb block, installation and maintenance of the delinator becomes easy. There are various effects such as.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment in which a curb block for pavement according to the present invention is joined.

FIG. 2 is a perspective view of the curb block for pavement according to the present invention.

FIG. 3 is a right side view of the curb block for pavement according to the present invention.

FIG. 4 is a sectional view taken along line NN in FIG. 2;

5 is a sectional view taken along line MM in FIG. 1;

[Explanation of symbols]

 1, 1A Curb block 1a Recessed hole 1b Convex part 1c Recessed groove 1d Inclined surface 2 Adhesive for joint 3 Solar plate 4 Delinator

Continued on the front page (72) Inventor Tsutomu Ikeda 1-49-9 Takeoka, Kagoshima City, Kagoshima Prefecture (72) Inventor Yasunori Ikeda 5-15-13 Meiwa, Kagoshima City, Kagoshima Prefecture

Claims (6)

[Utility model registration claims] 1. A curb block formed in a substantially rectangular parallelepiped shape is provided with a concave hole on one of left and right end surfaces and a convex portion fitted to the concave hole on another end surface. A curb block for pavement, characterized in that the projecting portion of another curb block formed as described above is fitted and joined by providing a joint gap, and the joint gap is filled with an adhesive for joint and fixed. 2. The curb block for pavement according to claim 1, wherein a delineator that emits light by a solar plate is removably embedded on the front side surface of the curb block. 3. The fitting surface according to claim 1, wherein the recessed hole and the raised portion provided on the left and right end surfaces of the curb block are polygonal, and the fitting surface is tapered. Curb block for pavement. 4. The curb block for pavement according to claim 1, wherein the outer peripheral edge ridge angles of the left and right end surfaces of the curb block are chamfered. 5. The curb block for pavement according to claim 1, wherein an epoxy-based adhesive is filled in and fixed to the joint joint gap of the curb block. 6. The curb block for pavement according to claim 2, wherein the light is emitted from a delineator embedded on the front side of the curb block so as to face diagonally forward on the pavement side.