JPH0734289Y2 - Water heater with built-in vanity - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a water heater incorporated in a vanity.

[Conventional technology]

In the conventional water heater for the vanity, a dedicated small water heater is installed separately from the vanity on the wall surface close to the vanity, etc., or piped, or at an outdoor place far away from the vanity. It is shared by piping from another large water heater installed in the bathtub, sink, etc.

[Problems to be solved by the invention]

Since such a conventional water heater is installed separately from the vanity, the piping between the water bath and the vanity becomes long, and therefore there is a drawback that the hot water rises slowly and the usability is poor, So-called dead water (residual water in the pipe) causes a significant decrease in efficiency, which is extremely uneconomical, and requires a dedicated space to install a water heater separately. Moreover, if a water heater is installed on the wall of a room, etc. It spoils the appearance of the room,
In addition to the need for complicated piping work, there was a drawback in that the installation work required a great deal of time and money.

Therefore, the present invention provides a water heater that can be incorporated into a vanity in order to eliminate the above-mentioned conventional drawbacks.
The purpose of the present invention is to facilitate the centering of the air supply / exhaust pipe including the air supply / exhaust port of the casing accurately and easily by the centering adjustment base at the bottom of the casing, and to simplify the installation work.

[Means for Solving the Problems]

The present invention adjusts the left and right position of the casing A, which is composed of guide ridges 18 and 18 'and a support frame 23 that moves left and right on the ridges 18 and 18' at the bottom of the casing A provided with the air supply and exhaust ports C. And a guide member 2 provided in the support frame 23 in the orthogonal direction.
A centering adjustment base B provided with front and rear position adjusting means of the casing A, which is composed of 1, 21 'and guide members 24, 24' on the side of the casing A that move forward and backward along the guide members 21, 21 '. A technical means is provided which enables centering of the air supply / exhaust pipe including the air supply / exhaust port C of the casing A by adjusting the front / rear and left / right positions of the centering adjustment base B to solve the above problems. is there.

[Action]

Since this device has the above configuration, Centering of the air supply / exhaust pipe including the air supply / exhaust port C provided in the protruding portion 2 of the shaped casing A is performed by the horizontal position adjusting means and the front / back position adjusting means of the centering adjusting table B provided in the lower portion of the rectangular parallelepiped casing 1. Since the left and right positions can be adjusted, even if there is a misalignment between the supply / exhaust piping on the building side and the supply / exhaust piping on the water heater side due to division of labor construction, etc.
It is possible to easily adjust the center of the air supply and exhaust pipe including

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

In the drawings, A is a rectangular parallelepiped casing 1 with a protrusion 2 integrally formed on one side thereof. Shaped casing, A burner 3, a combustion chamber 4, and a heat exchanger 5 are sequentially arranged side by side in an upper portion of the shaped casing A, and a supply fan F and a hydraulic automatic gas are provided in the remaining space (lower portion) of the rectangular parallelepiped casing 1. A valve V and a control box E are installed. C is a supply / exhaust port for combustion, which has a double-pipe structure in which the intake port 6 and the exhaust port 7 having different diameters are polymerized while maintaining the same axis center, It is provided on the protruding portion 2 of the shaped casing A. In the illustrated embodiment, the air supply / exhaust port C is attached to the lower surface of the protruding portion 2 downward, but it may be provided laterally on the side surface of the protruding portion 2.
The exhaust port 6 of the air supply / exhaust port C is communicated with the intake port 9 of the air supply fan F through an air supply passage 8, and the heat exchanger 5 is connected to the exhaust port 7.
The combustion exhaust gas discharged from the exhaust gas is guided through the exhaust passage 10. In addition, the discharge port 11 of the air supply fan F
The intake air from the inside of the burner 3 passes through the intake air gap 14 formed between the inner case 12 and the outer case 13 of the combustion chamber 4 into the combustion chamber 4 through the air supply hole 15 formed in the end face of the inner case 12. Used as secondary air for combustion. The air supply / exhaust port C is for connecting and communicating with a common collective air supply / exhaust groove provided under the floor in the building side, for example, in a high-rise apartment house, through the air supply / exhaust pipes 16, 17.
Is connected to the air supply port 6 and the exhaust pipe 17 is connected to the exhaust port 7, and the air supply / exhaust pipes 16 and 17 are vertically arranged and docked at the connection port of the collective air supply / exhaust groove. That is, when the air supply / exhaust port C is provided downward on the lower surface of the projection 2 as in the embodiment, the air supply / exhaust port C is guided vertically by the straight pipe air supply / exhaust pipes 16 and 17. When it is provided laterally on the side surface, it is guided vertically by a bent supply / exhaust pipe or by a straight tubular supply / exhaust pipe with the supply / exhaust port C shaped.

Reference numeral B denotes an adjustment table for aligning the left and right position adjusting means and the front and rear position adjusting means of the casing A and for centering the air supply / exhaust pipe including the air supply / exhaust port C. It is provided below the rectangular parallelepiped casing 1 of the shaped casing A. As the adjusting table B, for example, as shown in detail in FIGS. 4 to 6, on the fixed bracket 19 in which the guide strip projections 18 and 18 'are arranged side by side in the front-rear direction, the forward-backward direction orthogonal to the guide projection strips is provided. A regulating plate 20 that regulates the movement range to the one side is provided upright on one side, and guide members 21, 21 'such as guide convex pieces are attached inwardly on both sides of the upper portion at right angles to the guide convex strips, and
At both front and rear ends, vertical guide plates 22 and 22 'that guide the movement in the left and right directions and regulate the range of movement in the left and right directions, and horizontal guide plates 22 that slide on the guide ridges 18 and 18'
The support frame 23 integrally provided with a and 22a 'is provided with guide ridges 18, 18'.
The vertical guide plates 22 and 22 'are abutted and engaged with the outside of the, and the horizontal guide plates 22a and 22a' are placed on the guide ridges 18 and 18 ', and the support frame 23 is moved forward and backward relative to the fixed bracket 19. Although fixedly supported by the vertical guide plates 22 and 22 ', the horizontal position adjusting means of the casing A is provided which can move freely in the left-right direction along the guide ridges 18 and 18'. The casing A of the water heater is fitted to guide convex pieces 21, 21 'of the support frame 23 with guide members 24, 24' such as guide concave pieces fixed outwardly on the bottom surface of the casing A, and the support frame 23 is regulated. The lower part of one side of the casing A is placed on the plate 20 so as to abut, and the casing A is freely movable in the front-rear direction by the engagement of the guide convex pieces 21, 21 'and the guide concave pieces 24, 24' with respect to the support frame 23. The front and rear position adjusting means of the casing A that is fixedly connected in the left and right direction is provided, and the regulation plate 20 is drilled. Casing A is the long holes 25 and loosely inserted a headed threaded rod 26 screwed to the casing A to the long hole 25 for restricting the sliding range of the front-rear direction
Can be adjusted forward and backward within a range (for example, about 20 mm), and the guide projections of the fixing bracket 19 are provided in the long holes 27, 27 'for restricting the lateral slide range formed in the guide plates 22, 22'. Screw rod 28 with a head screwed into the ridges 18, 18 ',
28 'is loosely inserted so that the casing A and the supporting frame 23 are in the elongated hole.
In the range of 27, 27 '(for example, about 20 mm), the movement can be adjusted to the left and right. The upper side of one side of the guide ridges 18, 18 'of the fixing bracket 19 ( Shaped casing A) (on the side opposite to the protruding portion 2), engaging pieces 29, 29 '
And the support frame 23 is formed on the engaging pieces 29, 29 '.
The horizontal guide plates 22a and 22a 'are engaged with each other to prevent the casing A from tilting toward the side of the protruding portion 2 where the center of gravity of the casing A is deviated.

In the figure, 30 is a water supply port, and water from the water supply port 30 is led from a water supply pipe 31 to a heat exchanger 5 via a hydraulic automatic gas valve V,
Hot water from the heat exchanger 5 is guided to a hot water supply port 33 via a hot water supply pipe 32. Reference numeral 34 is a gas supply pipe to the burner 3, and the amount of gas supplied to the burner 3 is automatically controlled by a hydraulic pressure automatic gas valve V to a gas amount corresponding to the supply water pressure. Further, D is a vanity, which is provided with a washbasin 36 on the lower vacant chamber 35.
A hot and cold water mixing tap V ₁ having a tap 37 and a tap 38 is provided at the rear of the
A mirror 39 is provided above its back. Reference numeral 40 is a drain pipe of the washbasin 36, 41 is a front door of the vacant chamber 35, and 42 is a water drain plug of the water heater.

The above-described water heater H of the present invention is installed near the one side of the lower vacant chamber 35 of the vanity D, and its hot water supply port 33 is provided with a hot water mixer tap V ₁ of the washbasin 36 and a hot water supply conduit 43. It can be connected with. Although S is an operation switch of the water heater and L is an operation lamp, it may be of a type that automatically operates if the operation switch S is abolished and the tap 37 is opened. In any case, the water heater is a stop type water heater.

In the above configuration, the water heater H is installed in the lower vacant space of the vanity D.
For installation on 35, for example, a water heater H is attached to one end (for example, the left end in FIG. 4) on the outer side above the guide ridges 18 and 18 'of the fixing bracket 19 which is fixed in advance on the base 44. In The vertical guide plates 22, 22 'and the horizontal guide plate 22 of the support frame 23 previously attached to the lower surface of the rectangular parallelepiped casing 1 of the shaped casing A by the guide convex pieces 21, 21' and the guide concave pieces 24, 24 '.
Place one end of a, 22a '(for example, the right end in FIG. 4) on one side of the fixing bracket 19 (left in FIG. 4).
When it is slid horizontally from one side to the other side (to the right in FIG. 4) and placed, the horizontal guide plates 22a, 22a 'slide on the guide protrusions 18, 18' of the fixed bracket 19 and their engaging pieces. 29,
Horizontal guide plates 22a, 22a 'are provided on the lower surface of 29' with engaging pieces 29, 29 '.
In combination with the beveled tip, it is securely submerged and retained. After that, the long holes of the vertical guide plates 22, 22 '
Guide rods 18, 1 by loosely inserting screw rods 28, 28 'into 27, 27'
For example, when there is a misalignment between the supply / exhaust pipes 16 and 17 that are connected to the air supply / exhaust port C of the protruding portion 2 of the casing A and the connection port on the building side or stand up from the connection port on the building side. If there is a misalignment between the air supply / exhaust pipes 16 and 17 and the air supply / exhaust port C, loosen the screw rod 26 in the front-rear direction and move and adjust the casing A within the range of the elongated hole 25. Screw rod
28 and 28 'are loosened, the casing A is moved and adjusted together with the support frame 23 within the range of the long holes 27 and 27', the centering of the casing A is performed, and the supply and exhaust pipes are connected.
Tighten 28 and 28 'to complete the installation.

In addition to the above-mentioned methods for installing the water heater H,
After the fixing bracket 19 and the support frame 23 have been assembled in advance, the casing A is placed on either one of the front and rear ends of the guide convex pieces 21, 21 'of the support frame 23, and the guide concave pieces 24, 24' are attached. , 2
It is also possible to fit it on 1 ′ and slide it horizontally to place it, and then loosely insert a screw rod 26 into the long hole 25 of the regulation plate 20 and screw it into the casing A. The centering adjustment base B is not limited to that of the above embodiment.

Since the water heater installed in the vanity stand D in this manner is of a stop type, when the hot water is supplied, if the operation switch S is provided, the operation switch is not provided after turning on the switch S. In this case, when the faucet 37 is opened directly, the air supply fan F rotates to forcibly supply air to the combustion chamber 4 and at the same time water supply to the heat exchanger 5 is started. Therefore, the water pressure automatic gas valve V Gas is supplied to the burner 3 through the burner 3 to burn and burn the cold water flowing through the heat exchanger 5 to heat and raise the temperature of the cold water and flow out from the hot water tap 37. Further, when the hot water supply is stopped and the faucet 37 is closed, the rotation of the air supply fan F is stopped, the gas supply is also stopped, the burner 3 is extinguished, and the hot water supply is stopped. The hot water supply and the hot water supply stop described above are appropriately performed by a command from the control box E by detecting the presence or absence of the flow due to the opening and closing of the hot water tap 37 with a water flow switch or the like. Further, air is drawn into the air supply fan F from the air supply pipe 16 through the air supply passage 8, and the combustion exhaust gas discharged from the heat exchanger 5 is exhausted through the exhaust passage 10.
Is discharged to the outside of the device through the exhaust port 7 and the exhaust pipe 17.

The casing A of the water heater is Since it is formed in a shape, if the air supply / exhaust pipes 16 and 17 are arranged in the space below the protrusion 2, the piping work can be done easily in a large working space, and the water heater can be used as a vanity. Since the hot water supply conduit 43 to the hot water tap 37 of D is extremely short, the water heater can be easily installed in the vanity D.

[Effect of device]

As explained above, this device is The air supply / exhaust pipe including the air supply / exhaust port C provided in the protruding portion 2 of the shaped casing A can be easily and accurately aligned by adjusting the front-rear and left-right positions of the centering adjustment table B provided in the lower part of the rectangular parallelepiped casing 1. Therefore, since it is common for each specialist to install the vanity D, the water heater H, and the construction of the joint collective air supply / exhaust groove on the side of a building such as a high-rise apartment house, etc. Even if there is a misalignment between the supply and exhaust pipes on the equipment side and the building side, the misalignment can be done easily and reliably, and there is no need for on-site alignment. The presence of the space below the protrusion 2 of the shaped casing A has the effect of simplifying the installation work.

[Brief description of drawings]

FIG. 1 is a vertical sectional front view showing an embodiment of the present invention, and FIG.
The drawing is a partially cutaway side view, FIG. 3 is a front view of the installed state, FIG. 4 is a rear view of the centering adjustment stand, FIG. 5 is a plan view, and FIG. 6 is a cross section taken along line XX of FIG. It is a figure. 1 ... Rectangular casing, 2 ... Projection part, B ... Adjusting stand for centering, C ... Air supply / exhaust port.

Claims (1)

[Scope of utility model registration request] 1. A casing (A) provided with an air supply / exhaust port (C).
At the bottom of the guide ridges (18) (18 ') and the ridges (18)
(18 ') A horizontal position adjusting means for the casing (A), which is composed of a support frame (23) that moves left and right above the support frame (2).
The guide members (21) (21 ') provided in 3) in the orthogonal direction and the guide members (24) (24') on the casing (A) side that move back and forth along the guide members (21) (21 '). An adjusting base (B) for centering is provided with a front and rear position adjusting means for the casing (A), and the air supply and exhaust ports of the casing (A) are adjusted by adjusting the front, rear, left and right positions of the adjusting base (B) for centering. (C)
A water heater with a built-in vanity, which enables centering of supply and exhaust pipes including