JPS6344898B2 - - Google Patents

Description

[Detailed Description of the Invention] [Field of Industrial Application] This invention relates to basins, sewage basins, rainwater basins, etc. for draining wastewater from general houses and other buildings to flow into collecting pipes, etc. This invention relates to a concrete basin that allows easy alignment of the upper surface of the basin body.

The present invention also relates to a method for producing the above-mentioned reservoir simply, quickly, and efficiently.

[Conventional technology]

Conventional concrete basins require two people to align with the ground surface. In other words, one person would lift and tilt the basin body while looking at the horizontal plane using a spirit level, and the other person would align the basin body by placing stuffing on the bottom surface of the basin body.

[Problem that the invention seeks to solve]

Therefore, it was very time-consuming and labor-intensive, and accurate alignment was difficult. Particularly when the basin body has a large diameter, its weight becomes very large and the above-mentioned work is very hard work.

[Means for solving problems]

The basin of the present invention eliminates the above-mentioned drawbacks of the conventional example, and allows the inclination of the basin body to be adjusted by a simple operation.

It is also an object of the present invention to provide a method for producing the above-mentioned water tank simply, quickly, and efficiently.

That is, the basin of the present invention includes a basin body made of concrete, a support substrate held on the bottom of the basin body,
It consists of a height adjustment mechanism having a column that projects perpendicularly to the supporting substrate and is inserted in the height direction of the basin body, and a lifting means that is inserted into the column and is operated to raise and lower while supporting the basin body. The present invention is characterized in that a plurality of height adjustment mechanisms are attached to the bottom surface of the basin body, and an operation port for the lifting means is provided by cutting out the inner wall of the bottom surface of the basin body in the height adjusting mechanism portion.

Furthermore, the method for manufacturing the basin includes a supporting substrate, a support plate provided on the bottom of the formwork of the concrete basin body, a column that protrudes perpendicularly to the supporting substrate, and is inserted into the column in the height direction of the basin body. A height adjustment mechanism has a lifting means that can be raised and lowered while supporting the basin body, and a corresponding medium mold is attached to each of the operation ports of the lifting means, and after the casting body of the basin body has hardened, the middle mold is removed and the height is adjusted to the above height. The feature is that a height adjustment mechanism is attached.

〔Example〕

EMBODIMENT OF THE INVENTION Below, based on drawings, the Example of the manufacturing method of the water tank and the water tank of this invention is described.

In FIGS. 1 and 2, reference numeral 1 denotes a basin body made of concrete, and the inside of its bottom surface is cut out to form an operating port 5 of a predetermined depth or approximately triangular in cross section.

Reference numeral 2 denotes a support substrate installed on the lower surface of the operating port 5, and is formed to have a width approximately equal to the cylindrical lower surface of the reservoir body 1. A support post 3 made of a bolt is protruded from the support board 2 at a right angle. 7 is inserted. Further, an elevating means 4 consisting of a nut is fitted in the lower part of the cylindrical holder 6 of the column 3 and at the position of the operation port 5, and the elevating means 4 can be used to lift and lower while supporting the basin body 1. be done. 8 is Watsusha.

A set of height adjustment mechanisms 11 having the above-mentioned support substrate 2, pillars 3, and lifting means 4 are preferably provided at the center of the four sides of the basin body 1, but of course their number and position are limited to this. It's not a thing. Further, the depth of the operation port 5 should be such that there is enough space to accommodate the thickness of the spanner or adjustable wrench and the build-up of welding when protruding the support 3 from the support substrate 2.

In addition, in the figure, the above-mentioned support substrate 2 is connected to 4 of the reservoir body 1.
Although it is provided at the center of the side, the support substrate 2 may be formed as a series along the entire circumference of the basin body 1.

The basin constructed in this manner is constructed by fitting the basin main body 1 into a hole of a predetermined depth provided in the conduit, and turning the elevating means 4 consisting of a nut in the height adjustment mechanism 11 at an appropriate position with a spanner or the like. This allows alignment by lifting and tilting each side of the basin body 1 while looking at the horizontal plane with a spirit level.

Therefore, the level of the basin main body 1 can be easily adjusted by one person, and can be adjusted while supporting the basin main body 1 in a stable state.

Next, a method for manufacturing a reservoir according to the present invention will be explained.

As shown in FIG. 3, the formwork of the concrete basin main body 1 consists of an outer mold (not shown) and an inner mold set therein, and the formwork 21 consisting of this inner mold is It is divided into two or four parts. The figure shows an example in which it is split into two parts, and the split part is supported by a changing bar 23 that can be folded in half.

A medium mold 22 is attached in advance to the bottom surface of the formwork 21 of the concrete reservoir body 1. In this example, the medium size 22 first includes a spacer 24 made of a magnet.
and is attached to the concrete pouring surface of the formwork 21. In this state, concrete is poured, and the height adjustment mechanism 11, which becomes the second medium mold 22, is press-fitted through the through hole 25 vertically bored in the middle of the spacer 24. That is, the support column 3 of the height adjustment mechanism 11 is press-fitted into the concrete with the cylindrical holder 6 attached thereto. After the concrete has hardened to some extent in this manner, the spacer 24 is removed and the construction is completed.

The obtained basin already has a height adjustment mechanism 11 attached thereto, and can be put to practical use.

FIGS. 4 and 5 show other embodiments of the method for manufacturing a reservoir according to the present invention.

In this example, the medium size 22' consisting of the height adjustment mechanism 11 and the spacer 24 in the former embodiment is
It is formed integrally. That is, a spacer section 32 is fixedly provided on the lower surface of the support substrate section 31, and a support section 33 is further provided protruding from the lower surface of the spacer section 32. The strut portion 33 can be a bolt, but other structures are also possible as long as the strut 3 can be inserted. A cylindrical holder 6 is attached to the outer periphery of the support column 33.

A handle portion 34 is protruded from the upper surface of the support substrate portion 31 and is used to remove concrete after it is placed. Further, on the upper surface of the support substrate 2, locking portions 35 for engaging the formwork 21 are fixedly provided at appropriate locations. This locking portion 35 may be provided at one location or at multiple locations.

Concrete is poured with the medium mold 22' attached to the formwork 21 in advance. Thereafter, after the concrete has hardened to some extent, the middle frame 22' is removed, and the supports 3 of the height adjustment mechanism 11 are inserted into the vertical holes 7 formed in the bottom of the basin body 1.

It is screwed on.

The method for manufacturing the basin of the present invention can be easily manufactured by press-fitting the height adjustment mechanism 11 from the cylindrical lower surface of the basin body 1 when the basin body 1 is not yet hardened during molding as described above. can do.

[Effect]

In the basin of the present invention, the basin main body 1 is inserted into a hole of a predetermined depth provided in a conduit, and if the level with the ground surface is good, concrete is poured as is.

Also, if the level is slightly out of order, the level can be adjusted by changing the height of each side of the basin body 1 by turning the elevating means 4 consisting of a nut using a wrench or the like from the operation port 5. be. At this time, the load of the basin body 1 is supported by the lifting means 4.

Note that the cylindrical holder 6 is installed in advance in the vertical hole 7 of the reservoir body 1, and the support 3 is inserted into this cylindrical holder 6.
If the height adjustment mechanism 11 is press-fitted slightly tightly, the height adjustment mechanism 11 will be firmly held in the reservoir body 1, and subsequent handling will be easy.

In that case, if the support substrate 2 is formed as a series along the entire circumference of the reservoir body 1 as described above, it will be convenient not only during molding but also for subsequent handling.

Further, in the method for manufacturing a basin of the present invention, the formwork 2 is prepared in advance.
When pouring concrete with the height adjustment mechanism 11 attached to the tank body 1, or when the basin body 1 is molded and has not yet hardened, the height adjustment mechanism 11 is press-fitted from the cylindrical bottom surface of the basin body 1. It can be easily manufactured.

〔Effect of the invention〕

Since the basin of the present invention is constructed as described above, the operator can change the height of each side of the basin main body 1 by turning the lifting means 4 with a spanner or the like as necessary. The level of the main body 1 can be easily adjusted. Moreover, the adjustment can be made while supporting the basin main body 1 in a stable state.

Moreover, it is possible to provide a level-adjustable water tank that has a simple structure and is easy to handle, and can be handled by one person.

Further, in the method for manufacturing a basin of the present invention, the formwork 2 is prepared in advance.
When pouring concrete with the height adjustment mechanism 11 attached to the tank body 1, or when the basin body 1 is molded and has not yet hardened, the height adjustment mechanism 11 is press-fitted from the cylindrical bottom surface of the basin body 1. Since it can be manufactured easily, a well-functioning basin can be provided at a low cost.

Furthermore, the present invention can be applied not only to square basins but also to round basins and other basins by rounding the height adjustment mechanism 11.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing an embodiment of the water tank of the present invention, Fig. 2 is a cross-sectional view of a main part showing its usage state, and Fig. 3 shows an embodiment of the method for manufacturing the water tank of the invention. FIG. 4 is a front view showing another embodiment, and FIG. 5 is a perspective view thereof. 1... Reservoir main body, 2... Support substrate, 3... Support column, 4...
Lifting means, 5... operation port, 6... cylindrical holder, 21...
Formwork, 22, 22'...Medium size.

Claims (1)

[Claims] 1. A concrete water tank body 1, a supporting board 2 held on the bottom of the water tank main body 1, and a support board 2 protruding at right angles to the supporting board 2 and inserted in the height direction of the water tank main body 1. It consists of a height adjustment mechanism 11 having a column 3 and a lifting means 4 that is inserted into the column 3 and is operated to raise and lower while supporting the basin body 1. A plurality of height adjustment mechanisms 11 are provided on the bottom surface of the basin body 1. At the same time as installing, cut out the bottom inner wall of the basin main body 1 in the height adjustment mechanism 11 part,
A reservoir characterized by being provided with an operation port 5 for the elevating means 4. 2 At the bottom of the formwork 21 of the concrete water tank body 1, there is a supporting board 2, a support post 3 that projects perpendicularly to the support board 2 and is inserted in the height direction of the water tank main body 1, and is fitted into the support post 3. A height adjustment mechanism 1 having a lifting means 4 that is inserted and operated to raise and lower while supporting the basin body 1.
1. Manufacture of a basin characterized by attaching a corresponding medium mold 22 to each of the operating ports 5 of the elevating means 4, removing the medium mold 22 after hardening the casting of the basin body 1, and attaching the height adjustment mechanism 11. Method.