JPH10231529A - Foundation bed for concrete laying block and stacking construction method for concrete laying block - Google Patents

Abstract

PROBLEM TO BE SOLVED: To shorten a construction period of forming a foundation bed by forming the foundation bed of concrete laying blocks in such constitution that the front end and rear end of a recessed part are respectively provided with a support face and a placing part for placing the mating end and rear part of the laying block. SOLUTION: A foundation bed 5 is formed in rectangular shape large enough to place frames 6, 6,... on four sides and the suitable number of laying blocks 1 in parallel. A front end of a recessed part 7 is provided with a support face 8, and a rear part is provided with a placing part 9 horizontal or adjusted to the inclination of a rear part 4 of the block 1. The foundation bed 5 is provided with a plurality of reinforcing members 12. The block 1 is placed on the foundation bed 5 laid on a foundation frame 19, with a mating end 3 placed on the support face 8 and the rear part 4 placed on the placing part 9, and fixed. An adjacent piled block 1 is placed on the foundation bed 5 so that the mating ends 3 of both blocks are brought into contact with each other. The laying blocks 1 in the following stage are laid up in regular order on the laying blocks 1 in the first stage to construct a retaining wall. A bed-sill of the concrete laying blocks can therefore be formed rapidly.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a concrete block foundation used for retaining walls and the like and a method of stacking concrete blocks.

[0002]

2. Description of the Related Art Conventionally, concrete blocks (hereinafter referred to as "stack blocks") have been used as retaining walls for roads, rivers, and the like. Pour foundation concrete into
The base is formed, and the building blocks are stacked on the base to form a retaining wall. However, the base must be firmly formed as described above, and the construction requires a considerable amount of work and time. In addition, when the slope of the retaining wall is inclined, the work must be done accurately and carefully to stack the building blocks so that the slope is flat without unevenness. Labor and effort were required.

[0003]

DISCLOSURE OF THE INVENTION The present invention solves the above-mentioned problems, can quickly form a base, can cope with the construction of an urgent retaining wall, simplifies the work of stacking building blocks, and improves efficiency. The purpose of this is to achieve the conversion.

[0004]

That is, according to the present invention, a main body is formed so that a desired number of concrete stacking blocks can be placed thereon, a support surface at the end of the concrete stacking block is provided at a front portion of the main body, and a rear portion of the main body is provided at a rear portion of the main body. It is characterized in that a mounting portion at the rear of the concrete stacking block is formed, and a support surface at the end of the concrete stacking block is provided at the front of the main body, and a rear end mounting portion of the concrete stacking block is formed at the rear of the main body. The end of the concrete stacking block is placed on the supporting surface of the end of the concrete stacking block base, and the rear end of the concrete stacking block is further placed on the rear mounting portion, thereby forming the first stage of the concrete stacking block. Then, the end of the next-stage concrete stacking block is placed on the end of the first-stage concrete stacking block, and the concrete Characterized in that it was to stack the lock.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. 1 is a perspective view of an embodiment of the base of the present invention, FIG. 2 is a plan view of the base of the present invention, FIG. 3 is a side view of the base of the present invention, FIG. 4 and FIG. FIG. 3 is a longitudinal sectional view of one embodiment showing the state in which the state of FIG. 1 is a building block, 2 is a surface thereof, 3 is an end which contacts each other around the surface 2, and 4 is a rear part of the building block 1 . Reference numeral 5 denotes a base, which is formed in a rectangular shape by the four frames 6, 6,... And the bottom surface 61 so that the stacking blocks 1 can be appropriately mounted in parallel. However, the present invention is not limited to this. Alternatively, the form is not limited as long as there is a support surface 8 at the end 3 of the stacking block 1 described later and a mounting portion 9 at the rear portion 4. Reference numeral 7 denotes a recess provided in the base 5 , 8 denotes a support surface of the mating end 3 of the stacking block 1 provided at the front end of the recess 7, and 10 denotes an upper surface of the base 5 . The support surface 8 of the joint end 3 may be provided so as to be continuous with the front frame 6 or may be provided integrally on the frame 6, and is changed according to the inclination angle of the stacking block 1 as described later. The mounting portion 9 may be connected to the rear frame 6 or provided on the frame 6. Further, the surface may be horizontal or may be adjusted to the inclination of the rear portion 4. Supporting surface 8 also rests 9
Although it is preferable that the stack is formed in the same series as the length of the base 5 , it may be formed intermittently as long as the stack block 1 can be supported.
Are holes provided in the bottom surface 61 of the base 5 for weight reduction as needed. It may be formed as thin as necessary and penetrated when desired. 12, 12, ... is the base 5
A plurality of reinforcing materials provided at appropriate intervals, usually 4
.. Are provided.
Reference numerals 14, 15, and 16 denote windows which penetrate the frame 6 or are formed thin therethrough, and are broken if necessary to form through holes. Reference numeral 17 denotes a connecting piece extending from the base 5 so as to be detachable as required for connecting the bases 5 and 5 , for example, a straddle by a U-shaped piece, a fastening by a flat plate, and the like. Reference numeral 18 denotes a cobblestone, and 19 denotes a foundation frame to be laid below the base 5 when necessary.

Since the present invention is constructed as described above, in order to pile up a stacking block as a retaining wall, first, a necessary hole is dug, and if necessary, a ground 18 is laid and ground is prepared. After that, the base 5 is set. At this time, it is recommended to put foundation concrete on the ground. The bases 5, 5,... Are arranged in a desired length in parallel. When necessary, one or more foundation frames 19 are laid on the ground or foundation concrete. Ground or foundation concrete or foundation frame 1
The substrate 5 is laminated on the substrate 9. At this time, the basic frame 19, 1
It is recommended that the connection between the windows 191 and 191 of the adjacent frame 6 be strengthened by inserting a reinforcing bar or the like. Similarly, adjacent substrates 5, 5,... Are connected by connecting pieces 17, 17,..., And are connected to through holes formed by destroying windows 14, 15, 16 using connecting members such as reinforcing bars. Is recommended.
The stacking block 1 is placed on the base 5 and the stacking block 1
When the end 3 of the stack 1 is placed on the support surface 8 provided at the front of the base 5 , while the rear 4 of the stack 1 is placed on the mount 9, the stack 1 is fixed on the base 5. Is done. Similarly going to put on foundation 5 as another stacked blocks 1 both engagement ends 3,3 adjacent to the laminate seen blocks 1 are in contact. The first-stage stacking blocks 1 , 1 ,.
The stacking block 1 of the next stage is stacked on 1 , 1 ,..., And thereafter, the required number of stages are stacked to form a retaining wall. Further, the rear part 4 of the second and subsequent stacking blocks 1, 1,... Alternatively, it is pressed against a backing plate supporting the rear part 4 to be installed as necessary.
Next, the rear part 4 is buried in earth and sand introduced between the rear part and the quarry 18.

[0007] In the present invention this time, depending on the slope of the loading block 1 stacked on the base 5, to determine the height of the slope and the horizontal surface 10 of the support surface 8 of the case end 3 provided the foundation 5. That is, when building blocks 1 are stacked to form a retaining wall, the slope of the building block 1 is set to a vertical (gradient 0), a 2-minute gradient [(the height of the stacking block 1 is 30.3 cm.
A slope of 7.837 cm (2 minutes) is applied to (one scale). ], 3 minute gradient [(30.3c height of stacking block 1 )
A gradient of 11.811 cm (3 minutes) is applied to m (one scale). ], 4 min gradient [(loading block 1 height 30.
A gradient of 15.748 cm (4 minutes) is applied to 3 cm (one foot). ] Etc. are performed. Accordingly, the inclination angles with respect to the vertical line at this time are 0 °, about 15 °, and about 22 °, respectively.
°, about 29 °. Therefore, the angle of the inclination of the support surface 8 at the end 3 of the stacking block 1 is (90 ° with respect to the vertical plane).
+ Α), that is, 90 °, 105 °, 112 °, and 119, respectively.
°. On the other hand, the angle of the slope of the slope rising from the horizontal plane is (90 ° −α) with respect to the vertical plane, that is, 90 °, respectively.
75 °, 68 ° and 61 °. Therefore, at the same time, the height of the mounting portion 9 of the rear portion 4 of the stacking block 1 is determined.

As described above, the stacking block 1 provided on the base 5
A base in which the slope of the support surface 8 of the joint 3 of the above is formed to the above value.
5, 5, ... to at construction places, connecting piece 17 by connecting the required length, further, the window portion 14 of the necessary frame 6,
15 and 16 were destroyed to make through holes, and there were reinforcing bars 20 and 2
0, ..., adjacent or connected bases 5 , 5 , 5 , ...
Strengthen the connection. Ground, after laminating on a base frame 19 or the like, if Tsumiagere on sequentially base plate 5 stacked block 1 as described above, can be reclamation as retaining walls to laminate viewed block 1 at a predetermined gradient.

Next, the dimensions of an example of the base 5 in the present invention will be described. Width 45-55cm, length 220cm, height 2
5cm, front length 10cm, downward slope 7-10c
m, the depth of the recess is about 5 to 10 cm (however, when the height of the wall is increased, about 15 to 25 cm).

[0010]

According to the present invention as described above, by using a preformed base, it can be used in a wide range including rivers and the like, and it takes a long time to form a base base as in the conventional construction. In addition, the work is easy to be mechanized, the construction period is shortened, and it is possible to quickly cope with flood damage prevention such as rainy weather.
In addition, the standardization and standardization of the base can be achieved, and not only the base but also the strength and uniformity of the retaining wall of the concrete building block can be ensured. The safety of members can be ensured. Further, since the specifications of the foundation can be determined according to the shape and dimensions of the building block to be used, it can be easily adapted to the situation at the site.

[Brief description of the drawings]

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a plan view of the above.

FIG. 3 is a side view of the above.

FIG. 4 is a perspective view of another embodiment of the base of the present invention.

FIG. 5 is a perspective view of another embodiment of the base of the present invention.

FIG. 6 is a longitudinal sectional view of one embodiment showing a state where a stacking block is placed.

FIG. 7 is an explanatory view of the inclination of the support surface according to the inclination of the stacking block.

[Description of Signs] 1 Stacking Block 2 Surface 3 End 4 Back 5 Base 6 Frame 61 Bottom 7 Depression 8 Supporting Surface 9 Placement 10 Top 11 Hole 12 Reinforcement 13 Lifting Insert 14 Window 15 Window 16 Window Part 17 Connecting piece 18 Cobblestone 19 Base frame 20 Reinforcing bar

Claims (5)

[Claims] A main body is formed so that a desired number of concrete stacking blocks can be placed thereon, a support surface at the end of the concrete stacking block is provided at a front portion of the main body, and a mounting portion at a rear portion of the concrete stacking block is provided at a rear portion of the main body. A base for a concrete block, characterized by being formed. 2. The method according to claim 1, wherein the inclination of the support surface at the end of the concrete block and the height of the mounting portion at the rear of the concrete block are formed in accordance with the stacking angle of the concrete block. Item 4. The concrete block foundation according to Item 1. 3. A method according to claim 1, wherein a plurality of reinforcing members are provided in a lateral direction for each width of the concrete building block.
And a base for a concrete building block according to claim 2. 4. A support surface at the end of a concrete stacking block base having a front end portion provided with a support surface at the end of the concrete stacking block and a rear end portion formed with a mounting portion at the rear end of the concrete stacking block. The concrete block is placed at the end thereof, and the rear end of the concrete block is placed on the rear mounting portion to form the first stage of the concrete block. A method for stacking concrete blocks, wherein the end of the next concrete block is placed on top, and the concrete blocks are stacked one after another. 5. The method of stacking concrete blocks according to claim 4, wherein one or more foundation frames are laminated under the base for concrete blocks according to claim 1.