JP5074254B2 - Temporary water supply installation structure and installation method - Google Patents

Description

  The present invention relates to a temporary water supply facility for supplying clean water used during building construction of a building.

  In general, during construction of a building such as a house, a temporary water supply facility for supplying clean water used for the construction is provided on the site. Temporary water supply facilities branch water supply pipes (main water supply pipes) from the water mains buried in the front road and draw them into the site. A temporary water supply pipe is connected to a water supply pipe (main water supply pipe) introduced into the water meter box and a temporary water tap is connected to the other end of the temporary water supply pipe.

  On the other hand, the floor (ground surface) in the area adjacent to the front road of the site is finished with mortar, tiles, etc. after placing soil concrete to be used as an approach to carports and buildings. In general, an interlocking block or the like is laid down and finished. In particular, when the building is located in an urban area, the area adjacent to the front road is often subjected to the floor finish as described above without leaving a portion where the soil is exposed.

  Since the water meter is obliged to be installed near the front road in the site, in the above case, the floor around the water meter (meter box) and above the water pipe connected to it. The surface will also be finished. Immediately before the completion of the building construction of the building, the temporary water supply equipment (temporary water supply pipe and temporary water tap) is removed, and the water supply pipe is installed inside the water supply box with the building side water supply pipe and the main side water supply pipe. Work to connect through the.

  The end of the water supply pipe on the building side and the main water supply pipe is not fixed because they are not connected to each other, so the relative positional relationship is not stable, but the relative position is determined by connecting them together. The relationship is maintained. Therefore, if the connection work is not completed, it is not possible to start the finishing work for the floor surface above the water supply pipe (at least one of the water supply pipes). In other words, the external work could not be started unless the water supply work was completed.

  For this reason, it is difficult to shorten the overall construction period from the start of building construction to the completion of external construction work, or even if the external construction work is started before the completion of water supply work, finishing work on the floor above the water supply pipe on the building side There was a problem that it was not possible to carry out and waiting was generated.

  Patent Document 1 discloses a technique related to a simple water faucet set for performing emergency water supply or temporary water supply from a fire hydrant or a water spigot embedded in the ground. However, this technology cannot solve the above-mentioned problems that occur when water supply works and exterior works involving different occupations are involved.

  The present invention solves the above-mentioned problems of the prior art, and provides an installation structure of a temporary water supply facility and an installation method thereof that can shorten the construction period by reducing the crossover between water supply work and exterior work as much as possible It is intended to do.

  The first configuration of the temporary water supply facility installation structure according to the present invention for solving the above-described problems of the prior art is an embedded water meter box embedded in the main installation position, embedded in the main installation position, Temporary connection in which the main water supply pipe and the building side water supply pipe introduced into the water meter box and the main water supply pipe and the building side water supply pipe are connected to each other. And a temporary faucet connected to a branch pipe connecting part branched from an intermediate part between the main side water supply pipe connecting part and the building side water supply pipe connecting part of the temporary connecting member. The pipe connection part and the building-side water supply pipe connection part have the same connection shape and the same spacing as the two water supply pipe connection parts of the water meter to be installed, and from the main pipe-side water supply pipe connection part The supplied water is guided only in the direction of the branch pipe connecting portion. Here, the term “connection” is a concept including not only directly connecting but also indirectly connecting through another member (the same applies hereinafter).

  According to a second configuration of the temporary water supply facility installation structure according to the present invention, in the first configuration, the temporary water tap is provided via a temporary water meter and a temporary water supply pipe including a flexible flexible tube. The temporary water faucet and the temporary water meter are disposed above the water meter box, and the water meter box has its main lid removed, and the permanent lid And a temporary lid that is openable and closable in a state in which the temporary metering water device, the temporary water supply pipe, and the temporary water faucet are connected to each other. It is characterized by that.

  The third configuration of the temporary water supply facility installation structure according to the present invention is characterized in that, in the second configuration, the upper surface of the temporary lid is colored in a tiger stripe shape.

  The configuration of the temporary water supply facility installation method according to the present invention is a temporary water supply facility installation method in a site where a water meter and a water meter box are embedded, and two water pipes of the water meter to be installed Temporary construction having two water supply pipe connection parts having the same shape and the same spacing as the connection part and a branch pipe connection part branched from an intermediate part of the two water supply pipe connection parts, and water supply to one water supply pipe is interrupted A main water supply pipe and a building water supply pipe are connected in the water meter box using a connecting member, and a temporary water supply pipe is connected to the branch pipe connection portion, and the water meter box is raised above the water meter box. A temporary faucet is connected to the temporary water supply pipe so that water can be supplied only from the main water supply pipe to the temporary water supply pipe.

  According to the first configuration of the temporary water supply facility installation structure according to the present invention and the temporary water supply facility installation method according to the present invention, the main water supply pipe and the building side water supply pipe are temporarily connected in the water meter box. Because it is configured to supply necessary water during construction by a temporary faucet connected to the temporary connection member, the positional relationship between the two will not be upset by the influence of external work, etc. After removing the connecting member and the temporary water faucet, the water meter can be easily connected without adjusting the positions of the water supply pipe and the water meter box. Therefore, it is possible to perform external work around the water supply pipe and the water meter box without removing the temporary connection member and the temporary water faucet and waiting for the connection of the water meter, thereby shortening the construction period and reducing labor and cost. Can measure.

According to the 2nd structure of the installation structure of the temporary water supply equipment which concerns on this invention, a temporary quantity water device and a temporary water tap are connected with respect to a temporary connection member via the temporary water supply pipe which consists of a flexible pipe which has flexibility. In addition, since the upper surface of the water meter box is covered with a temporary lid provided with a notch portion, the position of the notch portion of the temporary lid after the temporary water supply pipe, the temporary water meter and the temporary water tap are connected to the temporary connection member. The temporary lid can be closed by adjusting the position and shape of the temporary water supply pipe according to the conditions, and after the temporary lid is closed, the temporary water dispenser and the temporary faucet are positioned in an appropriate position that does not interfere with the work. It can move and hold its state. Therefore, it is possible to improve the safety of workers during the construction, to prevent the inflow of earth and sand and concrete into the water meter box, and to easily perform the meter reading of the temporary water meter. .
According to the 3rd structure of the installation structure of the temporary water supply equipment which concerns on this invention, the presence of the temporary water tap and the temporary watering device which protruded with the tiger stripe-like coloring can be notified to an operator, and safety of work The sex can be further enhanced.

  A preferred embodiment of an installation structure of a temporary water supply facility according to the present invention will be described with reference to the drawings. FIG. 1 is a layout diagram showing the layout of a site, a front road, buildings, etc., FIG. 2 is a diagram showing a configuration around a water meter, and FIG. 3 is a diagram of a temporary connection member.

  As shown in FIG. 1, the site A where the building B, which is a detached house, is built faces the front road C, and the building B is arranged at the back of the site A. Since the area close to the front road C of the site A is used as an approach to the carport and the building B, after the soil concrete is placed in the exterior work, finishing is performed with tiles or mortar.

  As shown in FIGS. 1 and 2, the installation structure of the temporary water supply facility in the present embodiment includes a main water supply pipe 2, a water meter box 3, a gate valve 4, a temporary connection member 5, a building side water supply pipe 6, It consists of a ball valve 7, a temporary water supply pipe 8, a temporary water meter 9, and a temporary water tap 10. The main water supply pipe 2 is branched from the water main pipe 1 buried in the front road C, and is drawn into the site A to supply clean water to the water supply facilities in the building B and the site A.

  The water meter box 3 is embedded in the main position in the vicinity of the front road C in the site A so as not to interfere with the meter reading so that the level of the upper surface coincides with the floor finish surface. The water meter box 3 has a substantially rectangular parallelepiped shape, and is originally composed of a main body 3a, a permanent lid (not shown), and a bottom plate 3c, but the permanent lid has been removed and replaced with a temporary lid. 3b is attached. The temporary lid 3b is configured to open and close by rotating around one long side as an axis similarly to the permanent lid, and a cutout corresponding to the diameter of the temporary water supply pipe 8 described later is formed on the other long side. The portion 3b1 is formed, and the upper surface of the temporary lid 3b is colored with a tiger stripe.

  A main-side water supply pipe introduction port 3d and a building-side water supply pipe introduction port 3e are drilled in the short side surface of the water meter box 3, and the main-side water supply pipe introduction port 3d has a main-side water supply pipe. 2, building-side water supply pipes 6 are respectively introduced into the building-side water supply pipe introduction ports 3 e. And the gate valve 4 which controls the water supply from the water main pipe 1 is connected to the edge part of the main pipe side water supply pipe 2, and the gate valve 4 and the building side water supply pipe 6 are connected by the temporary connection member 5. . The gate valve 4 controls water supply from the main water supply pipe 2 by opening and closing the valve, and is used in a state of being interposed between the main water supply pipe 2 and the water meter after completion. Moreover, the building-side water supply pipe 6 is extended toward the building B direction, and is appropriately branched on the way to be connected to water supply facilities inside and outside the building B.

  The temporary connection member 5 shown in FIG. 3 is a hydraulic pressure test cheese (Nihon Valve Co., Ltd.) used for checking whether or not water leakage from the connection portion occurs after the plumbing and installation of the water supply pipe are completed. "Gunmetal connecting pipe" etc.). The temporary connection member 5 is a T-shaped joint member (cheese), and has a branch pipe connection part 5c at an intermediate part between the main water supply pipe connection part 5a and the building side water supply pipe connection part 5b. . The main-side water supply pipe connection portion 5a and the building-side water supply pipe connection portion 5b have the same shape and the same spacing as the water supply pipe connection portions (not shown) at both ends of the water meter provided. . Therefore, the relative positional relationship between the main-side water supply pipe 2 and the building-side water supply pipe 6 connected by the temporary connection member 5 is maintained in the same state as that when connected by the water meter.

  The building-side water supply pipe connection portion 5b of the temporary connection member 5 is connected to the building-side water supply pipe 6. However, when water is supplied from the main-side water supply pipe 2, the water supply in the direction of the building-side water supply pipe 6 is cut off. The internal structure is such that water is supplied only in the direction of the branch pipe connecting portion 5c.

  A ball valve 7 with a lever handle is connected to the branch pipe connecting portion 5c, and a temporary water supply pipe 8 made of a flexible pipe having flexibility is connected to the ball valve 7. The temporary water supply pipe 8 is taken out of the water meter box 3 from the cutout portion 3b1 of the temporary lid 3b. A temporary water meter 9 is connected in the middle of the temporary water supply pipe 8, and a temporary water tap 10 is connected to the end. The temporary faucet 10 is a so-called embedded water spigot, and a faucet is bent upward at an angle of approximately 45 degrees with respect to the horizontal line. The temporary water supply pipe 8 is appropriately bent so that the temporary water supply pipe 8, the temporary water meter 9, and the temporary water tap 10 are all compactly arranged so as not to protrude from the water meter box 3 in a plane. Here, the temporary water meter 9 is the same as the water meter provided here. The temporary water meter means not a temporary water meter, but a temporary water meter.

  In the case of the above configuration, after connecting the temporary water supply pipe 8, the temporary water meter 9 and the temporary water tap 10 to the temporary connection member 5, the position and shape of the temporary water supply pipe 8 are adjusted to make the cutout portion 3 b 1. The temporary lid 3b is closed so as not to interfere with the temporary water supply pipe 8, the temporary water meter 9 and the temporary water tap 10, and the temporary water pipe 8, the temporary water meter 9 and the temporary water tap 10 are The position can be set as described above.

  The temporary water supply system having the above-described configuration is used during the construction work and exterior work of the building B. Then, the temporary connection member 5, the ball valve 7, the temporary water supply pipe 8, the temporary water meter 9, the temporary water tap 10, and the temporary cover 3b are removed near the completion of the construction, and the water meter and the main cover are attached instead. It will be completed.

  The main water supply pipe connection portion 5a and the building side water supply pipe connection portion 5b are connected by a temporary connection member 5 having the same shape and the same distance as the two water supply pipe connection portions of the water meter to be installed. Since the relative position is not changed, the positions of the main water supply pipe 2 and the building side water supply pipe 6 are readjusted when the water meter is installed. There is no need to do. Therefore, the external construction around the main water supply pipe 2, the building water supply pipe 6, and the water meter box 3 can be completed without waiting for the completion of the water supply work (connection of the water meter).

  In addition, since the temporary lid 3b is attached to the water meter box 3 during construction, there is no risk that an operator will accidentally step into the water meter box 3 and get injured. It is also possible to prevent earth and sand from flowing into the water container box 3 and the temporary lid 3b is colored with a tiger stripe, so that the temporary water supply pipe 8, the temporary water meter 9, the temporary water An operator can recognize that the stopper 10 protrudes, and safety can be increased.

  Moreover, since all of the temporary water supply pipe 8, the temporary water meter 9, and the temporary water tap 10 are gathered in the area of the plan view water meter box 3, the external work around the water meter box 3 is also performed. There is no need to change the position or remove it temporarily, and work can be carried out efficiently. In addition, the temporary watering device 9 is disposed in an exposed state above the temporary lid 3b, and it is not necessary for the meter reader to open and close the temporary lid 3b by expanding and contracting the temporary water supply pipe 8 each time a meter is read.

  The present invention is not limited to a detached house, and can be applied to all buildings in which a water supply is supplied, a water meter is accommodated in a water meter box, and the periphery of the water meter box is finished by paving or the like.

It is a layout diagram showing the layout of a site, a front road, buildings, and the like. It is a figure which shows the structure around a water meter. It is a figure of a temporary connection member.

Explanation of symbols

A ... Site B ... Building C ... Front road 1 ... Main water pipe 2 ... Main water supply pipe 3 ... Water meter box 3a ... Main body 3b ... Temporary cover 3b1 ... Notch 3c ... Bottom plate 3d ... Main water supply pipe Inlet 3e ... Building side water supply pipe introduction port 4 ... Gate valve 5 ... Temporary connection member 5a ... Main side water supply pipe connection 5b ... Building side water supply pipe connection 5c ... Temporary water supply pipe connection 6 ... Building side water supply pipe 7 ... ball valve 8 ... temporary water supply pipe 9 ... temporary water meter
10 ... Temporary faucet

Claims (4)

An embedded water meter box embedded in the main position,
A main-side water supply pipe and a building-side water supply pipe embedded in the main installation position and introduced into the water meter box;
A temporary connection member installed in the water meter box and connected to the main water supply pipe and the building water supply pipe;
A temporary faucet connected to a branch pipe connection portion branched from an intermediate portion between the main side water supply pipe connection portion and the building side water supply pipe connection portion of the temporary connection member,
The main water supply pipe connection part and the building side water supply pipe connection part have the same separation dimensions and the same separation dimensions as the two water supply pipe connection parts of the water meter to be installed,
An installation structure of a temporary water supply facility, wherein water supplied from the main pipe side water supply pipe connection part is guided only in the direction of the branch pipe connection part. The temporary faucet is connected to the branch pipe connecting portion via a temporary water meter and a temporary water supply pipe made of a flexible flexible pipe,
The temporary faucet and the temporary water meter are disposed above the water meter box,
The water meter box has a permanent lid removed, and has the same outer shape as the permanent lid, and is provided with a notch for taking out the temporary water supply pipe. The temporary water meter and the temporary water pipe The temporary water supply facility installation structure according to claim 1, further comprising a temporary lid that can be opened and closed in a state where the temporary water faucet is connected.   The installation structure of the temporary water supply equipment according to claim 2, wherein the upper surface of the temporary lid is colored in a tiger stripe shape. A method for installing a temporary water supply facility on a site where a water meter and a water meter box are buried,
While having two water supply pipe connection parts of the same shape and the same distance as the two water supply pipe connection parts of the water meter to be installed, and a branch pipe connection part branched from an intermediate part of the two water supply pipe connection parts Using a temporary connection member in which water supply to one of the water supply pipes is interrupted, the main water supply pipe and the building side water supply pipe are connected in the water meter box,
Connect a temporary water supply pipe to the branch pipe connection portion and start up above the water meter box,
A temporary water supply installation method, wherein a temporary water tap is connected to the temporary water supply pipe so that water can be supplied only in the direction of the temporary water supply pipe from the main water supply pipe.