KR100448605B1 - Stand for hot-water supply - Google Patents

Abstract

The present invention provides a cradle of a hot water supply device configured by installing a plurality of general-purpose water heaters side by side.

The main pipes of the main water supply pipe, the confluence tapping pipe and the raw gas pipe are installed in the interior space of the cradle. For this reason, the space becomes extremely narrow and connection work of each branch pipe becomes difficult. In addition, when the branch pipes are connected, it is necessary to seal them completely by opening a sealing material, but since the working space is narrow, it is difficult to check the presence or absence of gas leakage at the pipe connection part due to poor sealing.

The area of the ceiling surface 11 of the cradle 1 of each hot water heater 2 is set larger than the area of the body of the hot water heater, and at the same time, at the back of the hot water heater when the hot water heater is placed on the cradle, at least one of the pipes 5 is provided. The placement unit is disposed on the front side of the ceiling surface to form a second space 13 that enables one accommodation.

Description

Stand for hot water heater {Stand for hot-water supply}

The present invention relates to a cradle for a hot water heater, in particular, to be used in a hot water supply device configured by installing a plurality of hot water heaters side by side.

When a hot water supply machine is used for a facility that needs to provide adequate hot water supply at various places such as a hotel or a general hospital, the hot water supply capacity of the hot water supply machine is assumed to be used simultaneously in all hot water supply places, and it is designed with a leisurely design. In this case, it is also possible to install and manufacture a large hot water heater, but the minimum amount of water can be increased without overheating the heat exchanger with a minimum amount of heating, and it cannot be used when the hot water supply amount is small. For this reason, it is proposed to arrange several general purpose small water heaters side by side and to make it a hot water supply apparatus.

In this case, the water heater includes a body, a heat exchanger is installed in the body, and a water supply pipe and a tapping pipe for supplying constant water to the heat exchanger are connected. Moreover, the gas pipe which supplies fuel gas to the gas burner which is a heating source of this heat exchanger is connected. The bottom ends of these pipes are connected to pipe connection portions provided on the lower surface of the body, respectively.

When installing the hot water supply device, for example, install the existing dedicated support stand side by side in a predetermined place according to the number of water heaters to be used. Each hot water supply body is placed on the ceiling plate. In the interior space of each cradle, each pipe of a main water pipe connected to a water source, a confluence hot water pipe leading to each hot water supply site, and a source gas pipe connected to a gas source is installed through a cradle provided side by side. Subsequently, after connecting each branch pipe of a branch water supply pipe, a branch tapping pipe, and a branch gas pipe between each piping connection part which protruded outward from the lower surface of the body of each water heater, and each piping, necessary electrical wiring is performed.

However, the above is provided in the inner space of the cradle because the main pipe of the water supply pipe, the rapid tapping water pipe and the raw gas pipe is installed, the space becomes extremely narrow. For this reason, there existed a problem that the connection work of each branch pipe became difficult. Moreover, when connecting each branch pipe, it is necessary to seal completely through a sealing material, but since the working space is narrow, there existed a problem that it was difficult to check the presence or absence of the gas leakage in the pipe connection part especially because of poor sealing.

Figure 1a is a front view showing a state in which the cradle of the present invention mounted on the hot water heater.

Figure 1b is a side view showing a state in which the cradle of the present invention mounted on the hot water heater.

Figure 2 is a front view of the hot water supply device configured by installing side-by-side water heater using the cradle of the present invention.

3 is a top view of FIG. 2;

<Explanation of symbols for the main parts of the drawings>

1: holder 11: ceiling plate

12: first space 13: second space

2: hot water heater 3: water supply pipe

4: confluence hot water pipe 5: raw gas pipe

The present invention is to solve the above problems, an object of the present invention is to provide a cradle for a hot water heater that can be carried out efficient and reliable piping work when installing the hot water heater.

The cradle for a hot water heater of the present invention includes a heat exchanger having a heating source in which a gas pipe is connected to the body, and a water supply pipe and a tapping pipe are respectively connected to the heat exchanger, and one end of the gas pipe, the water supply pipe, and the hot water pipe is connected to the pipe connecting portion at the bottom of the body. On the ceiling surface, a mounting part for placing the connected hot water supply main body is provided, and any one pipe of a raw gas pipe connected to a gas source, a water supply pipe connected to a water source, and a confluence hot water pipe connected to each tapping place is provided. In the cradle for a hot water heater having a first space to be set, the area of the ceiling surface is set larger than the area of the lower surface of the body, and at least one of the pipes can be accommodated on the back of the hot water heater when the hot water heater is placed on the cradle. It characterized in that the mounting portion is arranged on the front side of the ceiling surface so that the second space to be formed.

According to the present invention, when the hot water heater is installed in the cradle, a second space is formed on the rear of the hot water heater in addition to the internal space of the cradle so that any one of the raw water pipe, the confluence hot water pipe, and the raw gas pipe can be installed. By reducing the number of pipes can increase the working space inside the cradle, it is easier to connect the branch pipe compared to the cradle of the prior art.

Further, on the ceiling surface of the pedestal adjacent to the second space, a joint portion for connecting the branch pipe branched from the pipe disposed in the second space and the connection pipe connected to the pipe connection portion of the lower surface of the body is provided. It is preferable. In this case, if the water heater is placed on the holder and the pipe connection part is connected between the joint part and the joint part before the pipe is installed in the first space, the connection work between the pipe and the branch pipe installed on the back of the water heater is performed in another large place. It is possible to carry out the pipework at the same time, and to make the piping work more efficient or reliable, and at the same time, it is easy to check the sealing failure at the pipe.

Here, in order to facilitate the work when installing the pipe in the space of the back of the hot water heater, at least two pipe support members for supporting the pipe on the ceiling surface of the cradle located below the second space at a predetermined interval. It is preferable to provide the end portion of the pipe support member in a U-shaped cross section.

(Example)

The present invention configured as described above will be described in detail with reference to the accompanying drawings.

1 shows a cradle for a hot water heater of the present invention. The top plate 11 of the holder 1 is formed as a mounting portion of the hot water heater, and a universal small water heater (for example, 50) 2 is placed on the mounting portion. The hot water heater 2 includes a body 21, and a heat exchanger (not shown) having a gas burner as a heating source is provided in the body 21. The heat exchanger is connected to a water supply pipe and a hot water supply pipe for supplying constant water, and the gas burner is connected to a gas pipe for supplying fuel gas through a proportional valve. And the other end of these pipe | tubes is connected to the piping connection parts 22, 23, 24 provided through the lower surface of the body 21, respectively.

Here, when installing the hot water heater 2, while installing each of the water supply pipe (3) connected to the water source, the confluence hot water pipe (4) leading to each hot water place and the original gas pipe (5) connected to the gas source, The branch water supply pipe 31, the branch tapping water pipe 41, and the branch are connected between the respective pipes 3, 4, and 5 and the pipe connecting portions 22, 23, and 24 to which the pipes connected to the water heater 2 are connected. It is necessary to connect with the gas pipe 51, respectively.

In this case, since all pipes are arranged in the internal water supply (3), the hot water supply pipe (3), the confluence hot water pipe (4), and the original gas pipe (5) in the interior space (first space) 12 of the holder 1, the first space. The work space at (12) becomes narrow, and the connection work of the branch pipes 31, 41, and 51 becomes difficult, and in particular, it is difficult to check the gas leakage at the connection part with poor sealing.

In this embodiment, when the area of the top plate 11 of the holder 1 is set to be larger than the area of the lower surface of the body 21 of the water heater 2 and the body of the water heater 2 is placed on the holder 1. The placement part 11a is arrange | positioned at the front side of the ceiling plate 11 so that the 2nd space 13 which may accommodate the at least 1 piping 3, 4, 5 is formed in the back surface of the hot water heater 2 ( 1b).

And the part except the mounting part 11a located in the front side of the ceiling plate 11 was made into the piping arrangement part 11b. In this embodiment, it is assumed that the raw gas pipe 5 in which the sealing failure is difficult to be confirmed at the connecting portion is disposed in the second space 13.

The joint part 14 penetrates the said ceiling plate 11 in the substantially center part of the piping arrangement part 11b. The joint part 14 is arranged in the first space 12 and the branch gas pipe 51 branched from the gas pipe 5 disposed in the second space 13 above the pipe arranging part 11b. 21) The connection pipe 24a which enables connection to the fuel gas piping connection part 24 of the lower surface is connected. In this case, the connection work of one end of the branch gas pipe 51 to the original gas pipe 5 can be performed at another wide place.

In the piping arranging part 11b, two piping support members 15 are further arrange | positioned at predetermined intervals. The pipe support member 15 has a U-shaped tip corresponding to the outer shape of the raw gas pipe 5, and supports the raw gas pipe 5. In addition, after the source gas pipe 5 is placed on the pipe support member 15, a screw hole is provided in the ceiling surface of the distal end of the pipe support member 15 so that the source gas pipe 5 can be fixed using the U bolt. Is installed.

In addition, in the holder 1 of the present embodiment, the water supply and tapping pipe pieces 32 constituting the primary water supply pipe 3 and the confluence outlet pipe 4 in the first space 12 so as to efficiently perform the piping work. 42 is installed through the side plate of the holder 1. Then, flanges 32b and 42b are provided at ends of the pipe pieces 32 and 42 protruding from one side of the cradle 1, and the water supply pipe 3 and the confluence hot water pipe ( 4) Connection work can be carried out. In addition, the other ends of the pipe pieces 32 and 42 are open, and when the hot water heater 2 is provided in a single body, a sealing plate is attached and used. In addition, when the hot water heater 2 is configured so that hot water can be heated again even when there is a distance of the hot water pipe 4 from the hot water heater 2 to the hot water place, the circulation pump 6 is provided on the bottom surface of the cradle 11. And the expansion tank 7 can be connected, and the circulation pump 6 and the expansion tank 7 can be connected to each of the pipe pieces 32 and 42.

Next, with reference to FIG.2 and FIG.3, the procedure at the time of installing the hot water supply apparatus 10 using the hot water supply holder 1 of this invention is demonstrated. Each of the hot water heaters 2, which envisions the hot water supply device 10, is individually placed on the mounting portion 11a of the holder 1 and fixed. Next, the connection pipe 24a is connected between the joint part 14 and the fuel gas piping connection part 24 of the hot water heater 2 in the 1st space 12 of the holder 1. And it connects through the branch pipes 31 and 41 between the piping piping pieces 32 and 42 for water supply and tapping water, and the piping connection parts 22 and 23 of a water heater.

Here, each of the pipe pieces 32 and 42 is provided in one of the hot water heaters 2 constituting the hot water supply device 10, but each pipe piece is provided in the cradle 1 of the other hot water heater 2. (32, 42) is not installed. For this reason, first, by connecting one end to the other end of the branch pipes 31 and 41 which connected the pipe connection part 22 and 23 to the mounting base 1 which did not install the piping pieces 32 and 42, The piping pieces 32b and 42b are suspended and installed in the space 12. As shown in FIG.

Here, for example, when installing the hot water supply device 10 according to the wall surface of the building, in consideration of the repair of the hot water supply device 10, the hot water supply device 10 is installed so that a water repair space is installed on the rear surface. For this reason, the water heater 2 which has the piping pieces 32 and 42 for water supply and tapping of water is first provided in a predetermined position. Next, the other mounting stand 1 in which the hot water heater 2 is mounted is provided side by side on the side opposite to the side surface of the mounting stand 1 from which the flange portions 32a and 42a of the pipe pieces 32 and 42 protrude. At this time, both piping pieces 32, 42, 32b, and 42b are connected through the flexible pipe 8. In this way, as many pieces as necessary to form the hot water supply device 10 are installed side by side. Therefore, the sealing plate is attached to the end part of each pipe piece 32b, 42b in the 1st space 12 of the holder 1 which was connected last.

Subsequently, one source gas pipe 5 is placed on the pipe support member 15 in the second space 13 formed on the rear surface of each hot water heater 2 provided side by side. In this case, one end of the branch gas pipe 51 for fuel gas is connected to the source gas pipe 5 in another place in correspondence with the position of the joint portion 14 of each holder 1. And the source gas pipe 5 which each branch gas pipe 51 connected at predetermined intervals is mounted on the piping support member 15, and the other end of the branch gas pipe 51 is connected to each joint part 14, respectively. After that, the raw gas pipe 5 is fixed by using the U bolt 9. On the other hand, it is also possible to cover the source gas pipe 5 which completed the connection work with a cover. Further, in the present embodiment, the source gas pipe 5 is installed after the hot water supply device 10 is installed, but for the gas pipe constituting the source gas pipe 5 like the feed water pipe 3 and the confluence hot water pipe 4. When the pipe pieces are placed and fixed in advance on the pipe support member 15, when the cradle 1 on which the hot water heater 2 is mounted is installed side by side, each pipe piece for gas can be connected to the flexible pipe. In addition, in this embodiment, in the installation place of the hot water supply device 10, the hot water heater 2 is installed on the holder 1 to perform the necessary piping, but the hot water heater 2 is placed on the holder 1 for gas. It is also possible to ship it in the state which connected the connection pipe 24a between the piping connection part 24 and the joint part 14. FIG.

As is apparent from the above description, the cradle of the present invention enables efficient installation of the hot water heater, and also facilitates the operation of confirming the connection portion.

Claims (3)

A heat exchanger having a heating source connected to a gas pipe in the body, wherein a water supply pipe and a tapping pipe are respectively connected to the heat exchanger, and one end of the gas pipe, the water supply pipe and the tapping pipe is connected to a piping connection part connected to the pipe connection portion of the lower surface of the body. The first space which has a mounting part on the ceiling surface, and which carries out the piping of any one of the source gas pipe connected to the gas source below the said mounting part, the water supply pipe connected to the water source, and the combined tapping water pipe connected to each tapping place. In the cradle for the hot water heater, Set the area of the ceiling surface larger than the area of the lower surface of the body and at the same time when the water heater is placed on the cradle, a second space is formed on the rear surface of the water heater so as to accommodate at least one of the pipes. Stand for hot water heater, characterized in that arranged on the front side. The method according to claim 1, wherein the connection between the branch pipe branched from the pipe disposed in the second space on the ceiling surface facing the second space and the connection pipe connected to the pipe connection portion on the lower surface of the body is made possible. Cradle for a hot water heater, characterized in that the joint portion is installed. The U-shaped cross-section of claim 1 or 2, wherein at least two pipe support members for supporting pipes are provided on the ceiling surface of the cradle facing the second space at predetermined intervals, and the leading end of the pipe support members is formed in a cross section. Cradle for the hot water heater, characterized in that formed by.