JP2005315432A - Installation structure of hot water storage type electric water heater in complex housing - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To efficiently install a hot water storage type electric water heater by utilizing a conventional space in a complex housing where it is difficult to take a space for independently installing a hot water storage tank. <P>SOLUTION: The hot water storage type electric water heater 10 is installed in a pipe space 4 having an approximately rectangular parallelepiped shape of the complex housing such as a condominium building. An approximately cylindrical hot water storage tank 6 of the hot water storage type electric water heater is used, and pipes 2 are placed at a corner space as a vacant space in installing the approximately cubic hot water storage tank in the pipe space. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an installation structure of a hot water storage type electric water heater in an apartment house for disposing a hot water storage type electric water heater provided with a heating device in a hot water storage tank mainly in an apartment house such as an apartment.

  In recent years, electrified houses that avoid the use of gas-using facilities are increasing in apartment houses and the like from the viewpoint of preventing fires and the like. In such electrified houses, electric water heaters are used for hot water supply.

An electric water heater is a robust heat insulating device that contains a nichrome wire that generates heat when energized in a copper tube, or a heating device in which a heat conductor such as alumina is packed between the nichrome wire and the copper tube. It is a device installed in a hot water storage tank made of steel plate having a structure, and is a device that keeps the temperature of hot water supplied hot water constant by a thermostat. These hot water storage tanks and the like are often housed in a rectangular parallelepiped casing for protection.
In this electric water heater, hot water boiled by using night electricity with a low electricity charge is stored in a hot water storage tank, and the hot water stored without using daytime electricity with a high electricity charge is used.

  Hot water storage type electric water heaters are particularly suitable not only for electrified houses but also for general apartment buildings due to their high safety, low environmental load, low running cost, and quietness, but avoid the use of high daytime power and cheap nighttime electricity In order to use hot water boiled by using, it is essential to provide a hot water storage tank sufficient for the daily hot water consumption.

In the past, when using hot water type electric water heaters in apartment buildings such as apartments and apartments, a space for storing hot water type electric water heaters has been established in the dwelling unit, or hot water storage tanks on the veranda or balcony Was installed.
However, if a space for hot water storage type electric water heater is provided in the dwelling unit, the living space will be compressed, and if a hot water storage type electric water heater is installed on the veranda, etc., piping for water supply and hot water supply will be troublesome. In addition, there is a problem that it takes time until the hot water comes out after opening the faucet because the hot water storage tank and the place where hot water is used such as the kitchen are far away.

Therefore, in the following Patent Document 1, the applicant of the present application stores a thin hot water storage tank inside a building material such as a partition wall (dwelling unit partition wall) so that an electric water heater can be installed even in an apartment house with only a narrow space. Type electric water heater and hot water storage method for the electric water heater ".
JP 2004-101098 A

  Although the hot water storage tank is stored inside the partition wall, etc., the hot water use tank and the hot water storage tank are close to each other, so the hot water supply response is excellent, but the piping work is difficult and the installation space is large. From the limit, it was sometimes difficult to secure a sufficient amount of hot water for one day of use. Furthermore, it was necessary to use a specially manufactured dedicated thin hot water storage tank.

  The present invention was devised in view of the above problems, and even in a residence where it is difficult to take up a space for installing an individual hot water storage tank, such as an apartment house such as an apartment, a hot water storage type that has been widely used conventionally. It is an object of the present invention to provide an installation structure for a hot water storage type electric water heater in an apartment house that can be efficiently installed by using a hot water storage tank of an electric water heater.

  According to the present invention, between the ceiling and the slab for passing various pipes (2) such as power trunks, gas mains, water supply mains, drainage mains, etc. of apartment houses such as apartments and arranging various meters. A hot water storage type electric water heater (10) having a hot water storage tank (6) and a heat exchanger (8) is installed in a pipe space (4) forming a substantially rectangular parallelepiped space formed in An installation structure of a hot water storage type electric water heater in an apartment house is provided.

  Here, the hot water storage tank (6) has a substantially cylindrical shape whose axial direction is the vertical direction, and the pipes (2) are formed when a substantially cubic hot water storage tank is installed in the pipe space (4). It is placed in a corner space that becomes an empty space.

  The pipe space (4) is formed at the boundary between the residential section (21) and the common passage (23), and the partition wall forming the pipe space has a front surface with an open / close door (12) for meter reading / inspection, It is also preferred that the back and one side consist of a concrete wall (14) and the remaining one side consists of a wall plate (16) which is thinner than the concrete wall. In addition, it is also preferable that the wall plate (16) is formed of a thin metal plate and is configured to be freely opened and closed.

  Moreover, it is also preferable to place the hot water storage type electric water heater (10) on a slide device (18) for pulling out the pipe space (4).

According to the installation structure of the hot water storage type electric water heater in the apartment house according to claim 1, there are a plurality of side surfaces of the hot water storage type electric water heater (10) in the pipe space (4) that has not been effectively used until now. It is possible to store the hot water storage type electric water heater in an apartment house or the like without squeezing the residential space.
In addition, hot water storage type electric water heaters can be installed near the place where hot water is used, compared to the case where hot water storage type electric water heaters are installed on the veranda, etc. The response time from when you open the door to when hot water comes out can be shortened.
Furthermore, since it is no longer necessary to provide a casing for protecting the hot water storage tank as in the case of installing a hot water storage type electric water heater on a veranda or the like, it is possible to reduce the size and cost of the hot water storage type electric water heater. Become.

  According to invention of Claim 2, the hot water storage type used conventionally is optimized by optimizing arrangement of hot water storage type electric water heater (10) and pipes (2) in pipe space (4). The cylindrical hot water storage tank (6) of the electric water heater can be used as it is, and it becomes possible to reduce the price of the hot water type electric water heater used in the present invention.

  According to the third aspect of the present invention, the space in the pipe space can be expanded by replacing the partition wall with a wall plate (16) having a thickness smaller than that of the concrete wall as a partition wall. The degree of freedom of arrangement of pipes, hot water storage type electric water heaters and meters in the space can be increased.

  According to invention of Claim 4, while comprising a wall board (16) with a metal plate, hot water storage type electric water heaters (10) etc. can be interrupted | blocked from the outside, and the structure of apartment houses, such as an apartment Can be simplified.

  According to invention of Claim 5, an opening part can be taken widely by enabling opening and closing of a wall board (16) with an opening-and-closing door (12), and pipes in this pipe space (4) ( 2) Maintenance of the hot water storage type electric water heater (10) and the meter reading of the meters are facilitated.

  According to the invention described in claim 6, by placing the hot water storage type electric water heater (10) on the slide device (18), the entire hot water storage type electric water heater is connected to the pipe space at the time of maintenance and inspection. Since it can be taken out of (4), the work is facilitated.

  1 (a) and 1 (b) are partial plan views showing the structure of a conventional apartment house. As shown in this figure, a general apartment house is mainly composed of a residential section 21 which is a occupied area where a resident performs daily activities, and a common passage 23 such as an outer corridor. In order to arrange a plurality of pipes such as water supply mains, drainage pipes, electric trunk lines, etc. penetrating each level in the vertical direction on the shared passage side of these residential sections 21, a substantially rectangular parallelepiped pipe space 4 ( Also called “meter box”). The pipe space 4 is formed of a door 12 for meter reading / inspection on one side, and a concrete wall 14 having a remaining three wall surfaces with a thickness of about 15 cm.

  FIG. 2 is a perspective view of the inside of a pipe space of a conventional apartment house. The space in the pipe space 4 has a width of about 80 cm in the horizontal direction, about 80 cm in depth, and about 2 m in height because an operator needs to enter the inside of the pipes when performing maintenance and inspection. doing. Meters such as a gas meter 31, a power meter 33, and a water meter 35 are arranged in an empty space in the pipe space 4 where the pipes 2 do not penetrate vertically. In an apartment house employing a gas hot water supply system, a gas water heater may be stored here.

  The present invention pays attention to the pipe space 4 in which a plurality of pipes such as a water supply main and an electric main line penetrating each level of the apartment house in the vertical direction are arranged. In the pipe space, a substantially cylindrical shape is provided. It also houses a hot water storage type electric water heater consisting of a hot water storage tank.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings. 3 is a perspective view showing an installation structure of a hot water type electric water heater applied to the apartment house having the pipe space structure shown in FIG. 1A, and FIG. 4 is a side perspective view thereof. Moreover, Fig.6 (a) is the top view which showed the state which installed the hot water storage type electric water heater in the apartment house of the housing structure of Fig.1 (a).

As shown in FIG. 1 (a), the pipe space 4 is formed in a substantially rectangular parallelepiped shape between a housing section 21 and a common passage 23 of an apartment house such as an apartment, and one surface is an open / close door 12 having a full opening surface. The remaining three wall surfaces are formed by the concrete wall 14.
As shown in FIGS. 3 and 4, a plurality of pipes 2 such as a power trunk line 19, a water supply main pipe 25, a drain pipe 27, etc., which are common dredging pipes penetrating each level in the vertical direction, The hot water storage type electric water heater 10 is arranged with the longitudinal direction in the vertical direction on the front side. The pipe space 4 has a horizontal width of 85 cm, a depth of 85 cm, and a height of about 2 m, like the conventional pipe space 4.

This hot water storage type electric water heater 10 is a heating device (heater) having a hot water storage tank 6 for storing hot water used from daytime to nighttime by using midnight electric power with a low electric charge and a heater for generating heat by electric power. The structure is integrated with the exchanger 8). The hot water storage tank 6 has a substantially cylindrical shape, and if it has a hot water storage capacity of about 400 liters, it has a diameter of 60 to 65 cm and a length of about 1.5 m. Therefore, if pipes are appropriately arranged, they can be accommodated in the pipe space 4.
A control unit 37 for controlling the hot water storage type electric water heater 10 is attached to the front surface of the hot water storage tank 6, but the control unit 37 is a relatively simple electronic control part, and therefore protrudes greatly from the hot water storage tank 6. There is nothing.

  As shown in the broken line in FIG. 3 and FIG. 4, the hot water storage tank 6 is placed and fixed on a pedestal (slide device 18) composed of a rectangular frame-shaped steel frame with a ramen structure, and 20 to 30 cm from the slab. Has been lifted to some extent.

  Near the bottom of the hot water storage tank 6, a flexible pipe 39 for introducing tap water from the water supply main pipe 25 to the hot water storage tank 6 is connected. The flexible pipe 39 is attached to a water meter 35 for measuring the amount of use. It has been. A flexible pipe for supplying hot water to the hot water use facility of the dwelling unit is attached to the upper end of the hot water storage tank 6, and a hot water supply pump 41 is provided in the path of the flexible pipe. Further, a power cord (not shown) for supplying electric power is connected to the heating device, and an electric energy meter 33 is also installed in the pipe space.

  Meters 35 and 33 and pumps for measuring the amount of water supply and the amount of electric power are arranged below the hot water storage tank 6 lifted by the pedestal 18 and above the pipe space so as not to prevent the opening and closing of the door 12. In addition, it is preferable that the flexible pipe 39 for hot water supply has a heat insulation structure so that the temperature of hot water is not lost.

  Casters 43 are provided at the four corners of the bottom of the pedestal 18 in order to draw out the hot water storage type electric water heater 10 from the open / close door 12 opened. This pedestal 18 has a structure in which a piece on the back side of the lower surface is missing so that it does not come into contact with the meters 35 and 33 and the flexible tube 39 when the hot water storage type electric water heater 10 is pulled out. In addition, the length of the flexible pipe 39 has a certain margin, and does not hinder the withdrawal of the hot water storage type electric water heater 10.

  Further, a belt 47 for connecting the hot water storage type electric water heater 10 to a hook 45 provided on the wall surface is provided on the upper half side portion of the hot water storage tank 6. This belt 47 is for preventing the hot water storage type electric water heater 10 from collapsing during a disaster such as an earthquake. The belt 47 is connected to the wall hook 45 except when the hot water storage type electric water heater 10 is pulled out from the pipe space 4. The

As shown in FIG. 6 (a), according to the installation structure of such a hot water storage type electric water heater, the space of a residential partition or a common passage is utilized by using a pipe space that has hardly been used effectively conventionally. A hot water storage type electric water heater can be installed without affecting the operation. Moreover, by using the partition wall of the pipe space as a casing as it is, the casing for covering the hot water storage tank that has been required so far can be made unnecessary, and the hot water storage type electric water heater can be reduced in size and cost. Can do.
Furthermore, the shape of the hot water storage tank is said to be most efficient when the cylindrical shape is used. By placing various pipes in the empty space formed mainly when a cylindrical hot water storage tank is installed in a rectangular parallelepiped pipe space. It is possible to efficiently install a hot water storage type electric water heater in a narrow space.
In addition, maintenance inspection of the water heater body, equipment, pipes, etc. is performed by pulling out the hot water storage type electric water heater from the pipe space, but the meter reading of various meters is usually with the hot water storage type electric water heater installed in the pipe space It is performed in the state.

FIG. 5 is a perspective view showing an installation structure of a hot water type electric water heater that can be applied to the apartment house having the pipe space structure shown in FIG. 1B, and FIG. 6B is a hot water type electric hot water. It is the top view which showed the state which installed the container in the housing complex of the housing structure of FIG.1 (b).
As shown in these drawings, the pipe space 4 in which the hot water storage type electric water heater 10 is installed is constituted by a front opening / closing door 12 on one side of the front surface and the entrance side, and the remaining two wall surfaces by a concrete wall 14. Has been. Here, the two opening / closing doors 12 are configured to open in a L shape so that a large opening is formed when both doors are opened.
In this embodiment, one side of the entrance side, which is conventionally formed of concrete, is used as the door 12, but the concrete partition wall forming the pipe space 4 does not greatly affect the seismic strength of the apartment house. Therefore, no strength problem occurs.

  The two doors 12 are made by processing a thin metal plate, and the thickness is about several centimeters. By replacing the partition wall, which has been using a concrete wall having a thickness of about 15 cm, with this, the space inside the pipe space can be given a margin. This makes it possible to install a larger hot water storage type electric water heater 10 in the pipe space, or install a hot water storage type electric water heater in a pipe space where it was impossible to install a hot water storage type electric water heater until now. Will be able to. Furthermore, since the degree of freedom of meters, piping, etc. is increased and a wide opening can be secured, the main body of the water heater, the device, etc. can be connected from the open / close door 12 without drawing out the hot water storage type electric water heater as in the first embodiment. It becomes easier to perform maintenance and inspection of pipes.

  In this embodiment, it is preferable that the hot water storage type electric water heater can be pulled out by a caster provided on the pedestal in the same manner as in the first embodiment. It is also possible to make the wall plate 16 thin. Here, the wall plate 16 can be made of, for example, a metal plate like the door, but it can expand the space in the pipe space and ensure the safety of the hot water storage type electric water heater. If it exists, it is not limited to a metal plate, For example, nonflammable materials, such as a gypsum board, can also be used.

  Note that the present invention is not limited to the above-described embodiment of the present invention as long as the hot water storage type electric water heater having a hot water storage tank can be efficiently housed and installed in the pipe space of the apartment house. Of course, various changes can be made without departing from the scope of the invention.

  The installation structure of the hot water storage type electric water heater in the apartment house of the present invention can be mainly used for a reinforced concrete apartment house, but it is also used for a small detached house or a detached house where energy efficiency is desired. be able to.

It is a partial top view which shows the structure of the conventional apartment house. It is a perspective view inside the pipe space of the conventional apartment house. It is the see-through | perspective perspective view which showed the installation structure of the hot water storage type electric water heater of this invention applied to the pipe space structure shown to Fig.1 (a). FIG. 4 is a side perspective view of FIG. 3. It is the see-through | perspective perspective view which showed the installation structure of the hot water storage type electric water heater of this invention applied to the pipe space structure shown in FIG.1 (b). It is the top view which showed the state which installed the hot water storage type electric water heater in the housing complex of the housing structure of FIG.

Explanation of symbols

2 Pipes 4 Pipe space 6 Hot water storage tank 8 Heat exchanger 10 Hot water storage type electric water heater 12 Opening / closing door 14 Concrete wall 16 Wall board 18 Slide device, base 21 Housing section 23 Common passage 25 Water supply main 27 Drain pipe 29 Electric main line 31 Gas meter 33 Electric energy meter 35 Water meter 37 Control unit 39 Flexible pipe 41 Hot water supply pump 43 Caster 45 Hook 47 Belt

Claims (6)

  A substantially rectangular parallelepiped formed between the ceiling and the slab to place pipes (2) such as power trunks, gas mains, water supply mains, drainage mains, etc. of apartment houses, etc. and to place various meters A hot water storage system in an apartment house, characterized in that a hot water storage type electric water heater (10) having a hot water storage tank (6) and a heat exchanger (8) is installed in a pipe space (4) forming a shape space. Electric water heater installation structure. The hot water storage tank (6) has a substantially cylindrical shape whose axial direction is the vertical direction,
The said housing | casing (2) is arrange | positioned in the corner space used as an empty space, when a substantially cubic hot water storage tank is installed in a pipe space (4), The housing complex of Claim 1 characterized by the above-mentioned. Installation structure of hot water storage type electric water heater in Japan.   The pipe space (4) is formed at the boundary between the residential section (21) and the common passage (23), and the partition wall forming the pipe space has a front surface with an open / close door (12) for meter reading / inspection, a rear surface and The hot water storage hot water in an apartment house according to claim 1 or 2, characterized in that one side comprises a concrete wall (14) and the other side comprises a wall plate (16) having a thickness smaller than that of the concrete wall. Equipment installation structure.   The installation structure of a hot water storage type electric water heater in an apartment house according to claim 2 or 3, wherein the wall plate (16) is made of a thin metal plate.   The installation structure of the hot water storage type electric water heater in the apartment house according to any one of claims 2 to 4, wherein the wall plate (16) is configured to be openable and closable.   The hot water storage type electric water in an apartment house according to any one of claims 1 to 5, wherein the hot water type electric water heater (10) is placed on a slide device (18) for drawing out the pipe space (4). Water heater installation structure.

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