KR20130081255A - Storage type hot water supply device - Google Patents

Abstract

PURPOSE: A hot water storage type of water heater is provided to reduce the exposure of pipe types around the hot water storage type of water heater, thereby preventing degradation of the appearance and increasing the efficiency for constructing pipes. CONSTITUTION: A hot water storage type of water heater comprises a main body (1) and a leg trestle (2). A tank unit comprises a storage tank and multiple pipes. A heat source unit comprises multiple pipes. The leg trestle comprises a trestle frame, an arrangement connecting unit (25) and a unit for fixing the bottom surface (35). The trestle frame has a pipe space for accommodating pipes extended downwards from the tank unit and the heat source unit inside. The body is fixed on the bottom surface by the unit for fixing the bottom surface and is connected to the arrangement connecting unit.

Description

STORAGE TYPE HOT WATER SUPPLY DEVICE}

The present invention relates to a low-temperature type hot water supply apparatus constituted by connecting a heat source unit to a tank unit.

Conventionally, hot water generated by using a heating means such as a heat pump is stored in a storage tank, and when the temperature of the hot water in the storage tank is lowered, an auxiliary heat source such as a gas water heater is used to heat the hot water A low-temperature type hot water supply apparatus is known (see Patent Document 1).

This low-temperature type hot water supply apparatus has a main body composed of a tank unit and a heat source unit. The tank unit has a filling tank and a plurality of pipe flows extending from the filling tank, and the filling tank and the pipe flow are housed in the tank housing. The heat source unit includes a heat source unit which is a so-called gas hot-water supply unit and a plurality of pipe flows extending downward from the heat source unit. The heat source unit is arranged on the support base and connected to the lower portion of the heat source As shown in Fig. The heat source unit is assembled adjacent to the tank unit, and forms a body as an integral composite unit.

However, for example, a low-temperature type hot water supply apparatus installed on the balcony of a mansion is connected to a pipe flow that passes under the floor of the room and is drawn out onto the balcony. Since this piping is located on the bottom side of the low-temperature type hot water supply apparatus, a piping cover is provided at the bottom of the main body so as to protect the piping flow and to prevent the appearance degradation of the low-temperature type hot water supply apparatus (See Patent Document 2).

Patent Document 1: JP-A-2011-158128 Patent Document 2: JP-A-2010-112587

The pipe cover in the conventional low-temperature type hot water supply apparatus is attached to the lower periphery of the main body after the main body of the low-temperature type hot water supply apparatus is connected to the concrete floor by an anchor bolt inserted in the bottom surface of the concrete. Therefore, it is necessary to attach a plurality of parts at a relatively low position, and the workability is extremely bad, which places heavy burdens on the operator. In addition, for example, when a main body is provided in the vicinity of a wall surface, a work space can not be secured between the wall surface and the main body, so that it becomes difficult to attach the pipe cover.

SUMMARY OF THE INVENTION In view of the above, it is an object of the present invention to provide a low-temperature type hot water supply apparatus that is highly operable at installation and can greatly reduce the burden on the operator.

In order to achieve this object, the present invention is a low-temperature type hot water supply system having a main body formed by connecting a heat source unit to a tank unit, and a leg base connected to a bottom portion of the main body, And a plurality of pipe flows extending from the storage tank, wherein the heat source unit comprises: a heat source unit for heating the hot water led out from the storage tank; and a heat source unit for heating the hot water discharged from the storage tank, Wherein the leg unit comprises a trestle frame for forming a piping space for accommodating the tank unit and the piping flow extending downward from the heat source unit in the trestle unit, A placement connecting portion formed on the upper portion of the main frame and connecting the bottom portion of the main body with the main body, By having a bottom surface fixing portion is formed, after art bottom surface and fixed to the bottom surface by the government, characterized in that the arrangement is connected to the main body on the connecting place.

According to the present invention, at the time of installing the low-temperature type hot water supply device, first, the leg rest is connected to the bottom surface through the bottom surface fixing portion and fixed. The fixing of the leg rest to the bottom surface is performed, for example, by connecting the bottom surface fixing portion to an anchor bolt inserted into the bottom surface of the concrete. As described above, since the fixing operation of the leg strap can be performed in a state where the main body is not disposed on the upper part of the leg strap, not only high workability can be obtained but also, even if the installation position of the low- The fixing operation of the mount can be easily performed.

Subsequently, the main body is arranged on the arrangement connection portion of the leg rests fixed on the floor surface, and the bottom portion of the main body is connected. At this time, since the leg strap is already fixed on the floor, the body can be stably placed on the leg strap, and the installation work of the low float type hot water supply apparatus can be performed efficiently.

In addition, since the bottom portion of the main body is connected to the arrangement connecting portion of the leg rest, there is an advantage that the connection state between the tank unit and the heat source unit is further strengthened through the arrangement connecting portion.

At this time, it is preferable that the bottom surface fixing portion is formed inside the base frame. According to this, the connection between the bottom surface and the leg rest is not exposed, thereby improving the appearance. In addition, since the fixing operation of the leg strap is performed in a state that the main body is not disposed on the upper part of the leg strap, even if the bottom surface fixing part is formed inside the support frame, It is possible to carry out the work from the above.

Further, in the present invention, it is preferable that the main body has a decorative cover for the main body which covers the side surface thereof, and the leg rest is connected to the lower edge of the decorative cover for the main body, And a cover.

According to this configuration, the decorative cover for the main body and the decorative cover for the leg support following it can provide a sense of unity between the main body and the leg support, thereby improving the appearance of the low-temperature water heater.

Here, for example, when the synthetic resin-made waterproof sheet is adhered to the bottom surface of the balcony of the apartment, the waterproof sheet at the position where the low-temperature water heater is installed may be cut off and peeled off. According to the present invention, by providing the decorative cover for the legrest on the legrest, the projected area of the legrest can be widened to the outside of the frame. This makes it possible to make the edge of the cut end of the waterproof sheet hard to be hidden inside the decorative cover for the legrest, and to improve the appearance of the floor around the installed low-temperature water heater.

Further, in the present invention, the main body includes a ground frame for grounding when the leg is separated, and a plurality of bottom surface fixing members detachably connected to the outer circumferential surface of the ground frame, And a cover wall covering the outer circumferential surface of the separated ground frame when the main body is arranged and connected on the arrangement connecting portion.

According to this, when a low-flow type hot water supply device is installed without using the leg-rest, a plurality of floor surface fixing members are connected to the ground frame of the main body, so that the main body can be securely fixed to the anchor bolt or the like on the floor surface.

On the other hand, when the main body is arranged on the leg strap, the main body is placed on the leg strap while the bottom surface holding member is separated from the ground frame. At this time, since the leg rest is provided with the cover wall covering the ground frame of the main body, the ground frame located at the connection portion when the main body and the leg rest are connected can be covered. As a result, a sense of unity between the main body and the leg support can be obtained, and the appearance of the low-temperature water heater can be improved.

1 is a perspective view showing a low-temperature type hot water supply apparatus according to an embodiment of the present invention;
2 is a side view showing the main body of the low-temperature type hot water supply apparatus of the present embodiment
Fig. 3 is a perspective view showing the legrest according to the present embodiment. Fig.
Fig. 4 is a perspective view showing the internal structure of the leg-
Fig. 5 is an explanatory cross-sectional view of the leg-
6 is an explanatory view showing the installation work of the low-
7 is an explanatory perspective view showing a lower end portion of the main body of the low-temperature type hot water supply apparatus of the present embodiment
8 is a perspective view showing a bottom surface fixing member;
9 is an explanatory view showing a fixed state of the bottom surface fixing member with respect to the bottom surface;

An embodiment of the present invention will be described with reference to the drawings. As shown in Fig. 1, the low-temperature type hot water supplying apparatus of the present embodiment is provided with a main body 1 and a leg base 2. The main body 1 is constituted by connecting the heat source unit 4 to the tank unit 3 as shown in Fig. As shown in Fig. 1, left and right sides of the main body 1 are covered with a decorative cover 5 for the main body. The decorative cover 5 for the main body can be easily separated from the main body 1. [

Further, in the low-temperature type hot water supply apparatus, heating means such as a heat pump (not shown) is connected to the outside. The tank unit 3 is provided to store the hot water generated by the heating means and the heat source unit 4 is configured such that when hot water interruption of the tank unit 3 occurs during hot water supply, It is installed to heat up to the temperature and to boil.

As shown in Fig. 2, the tank unit 3 is constituted by accommodating a reserving tank 7, piping and electrical equipment (not shown), etc. in a prismatic tank housing 6 . The side wall of the tank housing 6 is closed by the main body upper cover plate 8 and the main body lower cover plate 9. The main body upper cover plate 8 and the main body lower cover plate 9 are detachable from the tank unit 3 for maintenance work or the like.

In the upper space closed by the main body upper cover plate 8, an unillustrated electrical component or the like is accommodated. In the lower space closed by the main body lower cover plate 9, a pipe flow not shown is accommodated. A cylindrical reservoir tank 7 is accommodated in the upper space and the lower space.

A first ground frame 10, which is rectangular in plan view, is formed on the bottom of the housing 6 for the tank. The first ground frame 10 is connected to the lower end of the strut of the tank housing 6 and supports the load of the tank unit 3. A bottom surface fixing member connecting portion 12 for connecting a plurality of bottom surface fixing members 11 to be described later is formed on the outer periphery of the first ground frame 10.

The heat source unit 4 includes a heat source unit 13 and a support table 14 for supporting the bottom of the heat source unit 13. A pipeline flow not shown is received in the support table 14 have. A second ground frame 15, which is rectangular in plan view, is formed on the bottom of the support base 14. The second grounding frame 15 is connected to the lower end of the support of the support 14 and supports the load of the heat source 13 and the support 14. A bottom surface fixing member connection portion 12 such as the first ground frame 10 is formed on the outer periphery of the second ground frame 15.

The heat source unit 13 is a so-called gas hot water heater that can be used singly, and a gas burner, a heat exchanger, and the like not shown are accommodated in the case 16. The case 16 is provided with a box-like body 17 whose one side is an open side and a lid body 18 which covers an open face of the base body 17. [ From the lid body 18, an exhaust tube 19 protrudes.

As shown in Fig. 1, the decorative cover 5 for the main body is composed of two upper and lower portions of the main body upper cover portion 20 and the main body lower cover portion 21. The main body upper cover portion 20 and the main body lower cover portion 21 are independently detachable from each other.

The first ground frame 10 at the bottom of the tank housing 6 and the second ground frame 15 at the bottom of the support frame 14 constitute the main body bottom 22 as shown in Fig. The main body bottom portion 22 is exposed below the decorative cover 5 for the main body (see Fig. 7). The main body bottom portion 22 is connected to the leg strap 2 to form the low-temperature type hot water supply apparatus shown in Fig.

Next, the leg rest 2 will be described. As shown in Fig. 1, the leg rest 2 has a shape continuous to the lower side of the main body 1, and is formed in a box shape whose inside is hollow as shown in Fig. As shown in Fig. 4 (a), the leg strap 2 is provided with a strap frame 23. The base frame 23 has a plurality of (six in this embodiment) footprints 24 and a placement plate 25 (placement connection portion) fixed to the top of the footprints 24 by welding or the like And a piping space in which pipes are accommodated in the inside surrounded by them.

The base plate 25 is provided with a plurality of threaded holes 26 for bolt-fixing the main body bottom 22 to allow passage of unillustrated pipe flows extending downwardly of the main body 1 A plurality of pipe openings 27 are formed.

As shown in Fig. 4 (b), cover plates 28 are attached to the outer sides of each side of the base frame 23, respectively. 4 (a) and Fig. 5, the cover plate 28 is composed of a supporting member 29 formed on each of the legs 24 and a lower wall 30 of the peripheral edge portion of the arrangement plate 25, As shown in Fig.

5, the cover plate 28 extends to a position higher than the arrangement plate 25. The cover plate 28 has a body bottom portion 22 abutting on the arrangement plate 25 (The first ground frame 10 and the second ground frame 15). The portion of the cover plate 28 that extends upwardly of the arrangement plate 25 corresponds to the cover wall of the present invention. Although not shown, a part of the cover plate 28 on the back surface side is cut so as to allow the pipe flow to pass therethrough.

3, a decorative cover 31 for a footrest is attached to the outside of the cover plate 28 of the leg rest 2. [ 5, the decorative cover 31 for the legrest bracket has a connecting piece 32 formed continuously to the lower end thereof and is connected to the supporting member 33 attached to the footrest 24 by a thumb screw 34 . The upper end of the decorative cover 31 for leg support is detachably connected by a connecting means (not shown).

1, the decorative cover 31 for leg support has the same design as the decorative cover 5 for the main body, and is connected to the lower edge of the decorative cover 5 for the main body, The body 1 and the leg rest 2 are provided with a sense of unity.

5, a bolt through-hole 36 is formed in a ground surface portion 35 (bottom surface fixing portion) integrally formed so as to protrude inward from the lower end of the foot plate 24. As shown in Fig. The bolt through hole 36 penetrates through the anchor bolt 38 provided on the concrete bottom 37 such as the balcony of the mansion.

The anchor bolt 38 is composed of an anchor member 39 inserted in a hole formed in the concrete bottom 37 and a fixing bolt 40 screwed to the anchor member 39. Then, after the fixing bolt 40 is inserted into the bolt through hole 36, the nut 42 is screwed to the fixing bolt 40 via the washer 41. By doing so, the legrest 2 is firmly fixed on the installation floor. Further, the anchor bolt is not limited to the above-described configuration.

As shown in Fig. 5, a waterproof sheet 43 made of a synthetic resin may be adhered to the concrete floor 37 such as the balcony of the mansion. In this case, in order to increase the degree of contact between the ground surface portion 35 of the leg 24 and the concrete bottom 37, at least the waterproof sheet 43 at the portion where the ground surface portion 35 abuts is broken do. Accordingly, the rupture end edge 44 of the waterproof sheet 43 is exposed around the periphery of the foot 24, resulting in a bad appearance. However, since the leg cover 2 is provided with the decorative cover 31 for the leg rest, and the projected area of the decorative cover 31 is enlarged, the broken end edge 44 of the waterproof sheet 43 around the foot rest 24 is supported by the leg rest The decorative cover 31 is hard to be seen and the appearance is improved.

Next, the installation work of the low-temperature type hot water supply apparatus will be described. 6 (a), firstly, the footprints 24 are made to correspond to the anchor bolts 38 protruding from the concrete floor 37 such as the balcony of the mansion, and the leg rests 2 ). Next, as shown in Fig. 5, the nut 42 is screwed to the anchor bolt 38 passing through the grounding surface portion 35 of the footstep 24 via the washer 41. Next, as shown in Fig. Thereby, the leg rest 2 is fixed to the floor 37. As described above, according to the present embodiment, it is possible to perform a fixing operation to the bottom 37 of the leg rest 2 in a state in which the main body 1 is not disposed on the leg rest 2. As a result, not only high workability is obtained but also the installation of the legrest 2 can be easily performed even at a position close to the outer wall of the apartment. The anchor bolt 38 is fixed to the anchor bolt 38 by fixing the anchor bolt 38 to the inner side of the foot plate 24. The anchor bolt 38 is fixed to the inner side of the foot plate 24, It is hidden in. As a result, the anchor bolt 38 is not exposed to the outside of the leg strap 2, so the appearance is good.

Subsequently, as shown in Fig. 6 (b), the main body 1 is lowered from above the leg strap 2. Next, as shown in Fig. 6 (c), the main body 1 is arranged on the arrangement plate 25 of the leg rest 2. Although not shown, a main body bottom portion 22 (first ground frame 10 and second ground frame 15) abutting on the arrangement plate 25 is connected to the arrangement plate 25 by bolting. At this time, since the leg rest 2 is fixed to the floor 37, the operation of disposing the main body 1 on the disposition plate 25 is stably performed.

Thus, as shown in Fig. 1, the main body 1 and the leg rest 2 are provided integrally. Since the leg rest 2 is provided at the lower portion of the main body 1, the piping that is drawn out to the balcony through the floor of the room at the mansion or the like, though not shown, And is connected to piping. As a result, not only efficient piping construction is performed, but also the exposure of piping flow to the periphery of the low-temperature type hot water supply apparatus can be reduced, and deterioration of appearance can be prevented.

7, the main body 1 is provided with a plurality of bottom surface fixing member connecting portions 12 of the main body bottom portion 22 (the first ground frame 10 and the second ground frame 15) By connecting the surface fixing member 11, it is possible to fix to the installation floor even in a state in which the leg rest 2 is not provided.

Each bottom surface fixing member 11 is detachably connected to any one of the bottom surface fixing member connection portions 12 by a screw member 45 (see FIG. 9). Further, as shown in Fig. 8, three kinds of bottom surface fixing members 11 are prepared depending on the mounting position. That is, as shown in FIG. 8A, the first bottom surface fixing member 11A includes a bottom surface fixing plate 46 having a shape along the bottom surface, and a bottom surface fixing plate 46 vertically rising from one edge of the bottom surface fixing plate 46 And a main body connecting plate 47 for connecting the main body and the main body.

The main body connecting plate 47 is provided with a plurality of screw through holes 48 through which the screw members pass. The screw through hole 48 is an elongated hole extending in the horizontal direction so that screw fixation is possible even if positional deviation occurs in the horizontal direction with respect to the screw hole of each bottom surface fixing member connection portion 12. [

The bottom surface fixing plate 46 is formed with a bolt receiving portion 49 having a concave shape for passing through the anchor bolt 38 described above. A pair of reinforcing bends 50 are formed on both sides of the bottom surface fixing plate 46 to improve the bending strength of the bottom surface fixing plate 46. [

A first extending piece 51 is formed integrally and continuously at one end edge of the main body connecting plate 47. The first extending piece 51 of the first bottom surface fixing member 11A is inserted into the first positioning hole 52 formed at one corner of the main body bottom 22 as shown in Fig. . The first positioning hole 52 is formed on the diagonal line of the bottom wall 22 of the main body.

As shown in FIG. 8B, the second bottom surface fixing member 11B is provided with a second extended mounting piece 53 (see FIG. 8B) in a direction different from the first extended mounting piece 51 of the first bottom surface fixing member 11A And has the same configuration as the first bottom surface fixing member 11A except for the above. The second extending portion 53 of the second bottom surface fixing member 11B is inserted into the second positioning hole 54 formed in one corner of the main body bottom 22 as shown in Fig. . The second positioning hole 54 is formed on a diagonal line different from the first positioning hole 52.

8C, the third bottom surface fixing member 11C does not include neither the first extended piece 51 nor the second extended piece 53. In the other case, And has the same configuration as the fixing member 11A and the second bottom surface fixing member 11B. The third bottom surface fixing member 11C is fixed to the main body bottom 22 while the first bottom surface fixing member 11A and the second bottom surface fixing member 11B correspond to the corner portions of the main bottom 22, It can be attached at any position of the outer periphery of the frame.

The first bottom surface fixing member 11A is formed by inserting and positioning the first extending piece 51 into the first positioning hole 52 so that the attaching operation to the bottom surface fixing member connecting portion 12 And the attachment state is strengthened. Likewise, the second bottom surface fixing member 11B can also be attached to the bottom surface fixing member connecting portion 12 by positioning the second extending mounting piece 53 in the second positioning hole 54, The work is facilitated and the attachment state is strengthened. The third bottom surface fixing member 11C does not have an extension piece, but it can be easily attached to the bottom piece fixing piece 12 at any position.

As shown in Fig. 9, these floor surface fixing members 11 (11A, 11B, and 11C) are fixed to the floor 37 such as the balcony of the mansion by the anchor bolts 38. The fixed state by the anchor bolts 38 is as strong as the legrest 2 described above.

The bottom surface fixing member 11 is provided on the main body bottom 22, but the bottom surface fixing member 11 is detachable. Therefore, when the low stand-by type hot water supply device is installed using the leg strap 2, the bottom surface fixing member 11 is detached from the main body bottom 22 and connected to the leg strap 2. When the low-temperature type hot water supply system is installed without using the leg strap 2, the bottom surface fixing member 11 is connected to the main body bottom 22. As described above, in the present embodiment, the low-temperature type hot water supply device can be securely installed at a desired installation position regardless of the presence or absence of the leg strap 2.

1 - Body 2 - Legs
3 - Tank unit 4 - Heat source unit
5 - Decorative cover for body 7 - Storage tank
10 - first ground frame (ground frame) 11 - bottom surface fixing member
13 - Heat source
15-2nd Ground Frame (Ground Frame) 22-Body Bottom
23 - Base frame 25 - Batch plate (Batch connection)
28 - Cover Plate (Cover Plate) 31 - Cover Plate Cover
35 - Ground surface (bottom surface fixing part)

Claims (4)

1. A low-temperature type hot water supply system comprising a main body formed by connecting a heat source unit to a tank unit, and a leg base connected to a bottom portion of the main body,
Wherein the tank unit includes a storage tank for storing hot water heated by external heating means and a plurality of pipe flows extending from the storage tank,
Wherein the heat source unit includes a heat source unit for heating hot water led out from the storage tank and a plurality of pipe flows extending downward from the heat source unit,
The leg stand includes a frame frame that forms a piping space for receiving pipes extending downward from the tank unit and the heat source unit, and is formed on an upper portion of the frame frame. And a bottom connection part formed at a lower part of the mount frame, and having a bottom connection part connecting the bottom part, and fixed to the bottom surface by the bottom surface fixing part, wherein the main body is arranged and connected to the batch connection part. Water type hot water supply device
The method according to claim 1,
The bottom surface fixing part is formed in the inner side of the mount frame, hot water type hot water supply apparatus, characterized in that.
The method according to claim 1 or 2,
Wherein the main body has a decorative cover for the main body which covers the side surface thereof and the leg base is provided with a decorative cover for leg brackets extending from the lower edge of the decorative cover for the main body to cover the side surface of the base frame. Hot water boiler.
The method according to claim 1 or 2,
Wherein the main body includes a grounding frame for grounding when the legrest is separated and a plurality of bottom surface fixing members detachably connected to the outer circumferential surface of the grounding frame,
Wherein the leg rest includes a cover wall that covers the outer circumferential surface of the ground frame when the body is disposed on the placement connection portion.

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