JP3945016B2 - Oil fired hot water boiler - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an oil-fired hot water boiler, and more particularly to an oil-fired hot water boiler that stably burns regardless of the wind direction.
[0002]
[Prior art]
Conventionally, as shown in FIGS. 1 and 2, an oil-fired hot water boiler includes an air supply box 1 having an air supply port 1 a in a housing 20, and a combustion air ventilation path 2 from the air supply box 1. The blower 3 supplied via the heat exchanger 6, the heat exchanger 6 disposed in the combustion chamber 5, the burner 4 for heating the heat exchanger 6, the exhaust gas passage 7 provided in the upper part of the heat exchanger 5, and the same An exhaust box 8 connected to the exhaust gas passage 7 and having an exhaust port 8a for exhausting the exhaust gas, and an exterior 9 surrounding the blower 3, the burner 4, the heat exchanger 6 and the like are disposed, and the air supply port 1a And the exhaust port 8a are arranged on the front surface of the housing 20, and the wind pressure from the front is applied to the air supply port 1a and the exhaust port 8a in the same manner to balance the wind pressure.
However, depending on the strength of the wind and the direction of the wind, there is a problem in that the wind blows from the exhaust port and the combustion flame becomes wind pressure and the combustion becomes unstable.
In particular, when the air supply port 1a and the exhaust port 8a are arranged horizontally, when the wind blows from the exhaust port 8a side, as shown in FIG. In addition, since the wind pressure is not applied, there is a problem that the balance between the supply air and the exhaust gas is lost, the supply air becomes unstable, and stable combustion cannot be obtained.
[0003]
[Problems to be solved by the invention]
An object of the present invention is to solve the above-described problems and to provide an oil-fired hot water boiler that can stably burn against wind from any direction.
[0004]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention heats an air supply box having an air supply opening in a housing, a blower for supplying combustion air from the air supply box, a heat exchanger, and the heat exchanger. A burner, an exhaust gas passage provided in an upper portion of the heat exchanger, an exhaust box connected to the exhaust gas passage and having an exhaust port for exhausting the exhaust gas, the blower, the heat exchanger, the burner, and the like In an oil-fired hot water boiler in which a surrounding exterior is disposed and the air supply port and the exhaust port are disposed on the front surface of the housing, a rear surface facing the exhaust port of the exhaust box is opened, and the opening to, Rutotomoni provided the pressure switch valve for opening and closing the wind pressure, the air supply opening and arranged side by side outlet, and an oil-fired hot water boiler arranged louvers rotatably in the air supply port and the exhaust port.
[0005]
An oil-fired hot water boiler is provided in which wind direction plates provided outside the air supply port and the exhaust port are provided with interlocking means interlocking with each other.
[0006]
The exhaust box and the air supply box are rotatable in the horizontal direction, and a wind direction indicating plate is provided on the upper part of the housing to indicate the wind direction, and the exhaust box and the air supply box are rotated in conjunction with the air direction indicating plate and a belt or the like. It is an oil-fired hot water boiler that can be moved.
[0007]
The exhaust box and the air supply box can be rotated in the horizontal direction, a wind direction indicating plate is provided at the upper part of the exhaust box, and the air supply box is rotated in conjunction with the air direction indicating plate and a belt or the like. It is an oil-fired hot water boiler.
[0008]
The exhaust box and the air supply box can be rotated in the horizontal direction, a wind direction indicating plate is provided on the upper portion of the air supply box, and the exhaust box is rotated in conjunction with the air direction indicating plate and a belt. It is an oil-fired hot water boiler.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
As described above, in the oil-fired hot water boiler according to the present invention, the back surface facing the exhaust port of the exhaust box is opened, and the pressure on-off valve that opens and closes by wind pressure is provided in the opening portion. When the above wind pressure is applied, the pressure on-off valve is opened to prevent the wind pressure from being applied to the combustion flame.
In particular, in an oil-fired hot water boiler in which an air supply port and an exhaust port are arranged horizontally, a wind direction plate is rotatably arranged at the exhaust port or the exhaust port and the air supply port, and the direction of the exhaust gas is set. By facing the wind direction and applying wind pressure to the air supply port even if the wind is in a direction biased to the exhaust port side, the wind pressure to the air supply port and exhaust port can be reduced against wind from any direction. It is possible to balance, stabilize the air supply and exhaust, and stabilize combustion.
[0013]
【Example】
Hereinafter, an oil-fired hot water boiler according to the present invention will be described in detail with reference to the drawings.
FIG. 1 is an external view showing a conventional oil-fired hot water boiler according to the present invention, FIG. 2 is a schematic diagram showing a conventional oil-fired hot water boiler according to the present invention, and FIG. 3 is an embodiment of an oil-fired hot water boiler according to the present invention. It is a principal part side section shown.
As shown in FIGS. 1 and 2, the oil-fired hot water boiler includes a supply box 1 having a supply port 1 a in a housing 20 and combustion air from the supply box 1 through a ventilation path 2. The blower 3 to be supplied, the heat exchanger 6 disposed in the combustion chamber 5, the burner 4 for heating the heat exchanger 6, the exhaust gas passage 7 provided in the upper part of the heat exchanger 6, and the exhaust gas. The exhaust box 8 is connected to the passage 7 and has an exhaust port 8a for exhausting the exhaust gas, and the exterior 9 surrounding the blower 3, the burner 4, the heat exchanger 6 and the like.
The exhaust box 8 has a structure shown in FIG.
In FIG. 3, 8a is the exhaust port, 8b is an opening provided on the back surface of the exhaust port 8a, 8c is a lid, 8d is a coil spring that urges the lid 8c toward the opening 8b, and pressure is applied by the lid 8c and the coil spring. An on-off valve is formed.
When wind hits the exhaust port 8a and a certain level of wind pressure is applied to the exhaust box 8, the lid 8c is opened against the coil spring 8d, and the wind pressure can be released.
[0014]
4A and 4B are diagrams showing another embodiment of the present invention, in which FIG. 4A is a plan sectional view of the main part, and FIG. 4B is a plan sectional view of the main part showing the movement of the wind direction plate when wind blows from the exhaust port side. , (C) is a cross-sectional side view of the main part, showing a case where the air supply port 1a and the exhaust port 8a are arranged horizontally.
In the figure, reference numeral 8e denotes a wind direction plate, which is provided with extension portions 8a1 above and below the exhaust port 8a, and a shaft 8e1 of the same direction plate 8e is rotatably attached to a bearing portion 8a2 formed in the extension portion 8a1. Yes.
1e is a wind direction plate, provided with an extending portion 1a1 above and below the air supply port 1a, and a shaft 1e1 of the wind direction plate 1e is rotatably attached to a bearing portion 1a2 formed in the extending portion 1a1.
Reference numeral 10 denotes an interlocking arm that rotatably connects the wind direction plate 8e and the wind direction plate 1e.
The wind direction plate 8e and the wind direction plate 1e are directed to the wind direction depending on the strength and direction of the wind.
For example, as shown in FIG. 4- (B), when the wind blows from the exhaust port 8a side, the wind direction plate 8e and the wind direction plate 1e are directed in the direction of the wind direction, so that the exhaust gas is exhausted facing the wind direction. The wind that hits the air supply port 1a is not blocked by the exhaust gas, and the air pressure is applied to the exhaust port 8a and the air supply port 1a in a well-balanced manner.
[0015]
5A and 5B are views showing another embodiment of the present invention, in which FIG. 5A is a plan sectional view of the main part, and FIG.
In the figure, 1f is a rotating part that is rotatably connected to a ventilation pipe that forms a ventilation path 2 by a bearing or the like, and 1g is a pulley on which a belt 11 is fitted.
Reference numeral 8f denotes a rotating portion that rotatably connects the exhaust box 8 to an exhaust pipe that forms the exhaust passage 7 by a bearing or the like, and 8g is a pulley that fits the belt.
The belt 11 is fitted to the pulley 1g and the pulley 8g so that the air supply box 1 and the exhaust box 8 are rotated in conjunction with each other.
Reference numeral 12 denotes a wind direction indicating plate, which is fixed to the upper portion of the exhaust box 8.
When wind strikes the wind direction indicator plate 12, the wind direction indicator plate 12 is directed in that direction, so the exhaust port 8 a of the exhaust box 8 faces in the direction opposite to the wind direction, and simultaneously the air supply box 1 is moved via the belt 11. It turns and directs the air supply port 1a in the same direction.
Accordingly, the air supply port 1a and the exhaust port 8a are always directed to face the wind, so that the exhaust gas does not block the wind hitting the air supply port 1a, and the air pressure is applied to the supply port 1a and the exhaust port 8a in a balanced manner. The air supply and exhaust can be stabilized and can be combusted stably.
[0016]
【The invention's effect】
As described above, according to the oil-fired hot water boiler according to the present invention, the back surface facing the exhaust port of the exhaust box is opened, and the pressure opening / closing valve that opens and closes by wind pressure is provided in the opening portion. When a certain level or more of wind pressure is applied, the pressure on-off valve is opened so that the combustion flame is not subjected to wind pressure and stable combustion is performed.
In particular, in an oil-fired hot water boiler in which an air supply port and an exhaust port are arranged side by side, a wind direction plate is rotatably disposed outside the exhaust port or the exhaust port and the air supply port. Even if the direction of the wind is opposite to the direction of the wind and the wind is biased toward the exhaust port side, wind pressure is applied to the air supply port, or a wind direction indicator plate is provided to indicate the wind direction, and in conjunction with the wind direction indicator plate By rotating the air supply box and the exhaust box in an interlocked manner and directing the air supply port and the exhaust port in the direction opposite to the wind, the wind pressure to the air supply port and the exhaust port can be controlled against the wind from any direction. It is possible to balance, stabilize air supply and exhaust, and stabilize combustion.
[Brief description of the drawings]
FIG. 1 is an external view showing a conventional oil-fired hot water boiler according to the present invention.
FIG. 2 is a schematic diagram showing a conventional oil-fired hot water boiler according to the present invention.
FIG. 3 is a side sectional view of an essential part showing an embodiment of an oil-fired hot water boiler according to the present invention.
FIG. 4 is a plan cross-sectional view of a main part showing another embodiment of the oil-fired hot water boiler according to the present invention.
FIG. 5 is a cross-sectional side view of an essential part showing another embodiment of the oil-fired hot water boiler according to the present invention.
FIG. 6 is an explanatory diagram for explaining a problem of a conventional oil-fired hot water boiler.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Air supply box 1a Air supply port 1e Wind direction plate 1f Turning part 1g Pulley 2 Ventilation path 3 Blower 4 Burner 5 Combustion chamber 6 Heat exchanger 7 Exhaust gas passage 8 Exhaust box 8a Exhaust port 8b Opening part 8c Cover 8d Coil spring 8e Wind direction Plate 8f Rotating part 8g Pulley 9 Exterior 10 Interlocking arm 11 Belt 12 Wind direction indicating plate 20 Housing

Claims (6)

An air supply box having an air supply opening in the housing, a blower for supplying combustion air from the air supply box, a heat exchanger, a burner for heating the heat exchanger, and an upper part of the heat exchanger An exhaust gas passage provided, an exhaust box connected to the exhaust gas passage and having an exhaust port for exhausting the exhaust gas, and an exterior surrounding the blower, heat exchanger, burner, etc. In an oil-fired hot water boiler in which an opening and an exhaust port are arranged on the front surface of the housing,
Opening the back facing the exhaust box exhaust port, in the opening, with Keru set the pressure switch valve for opening and closing the wind pressure, are arranged side by side the air inlet and outlet, the air supply port and an exhaust port An oil-fired hot water boiler characterized in that a wind direction plate is rotatably arranged on the front . 2. The oil-fired hot water boiler according to claim 1, wherein interlocking means interlocking with each other is provided on wind direction plates provided at the air supply port and the exhaust port. The exhaust box and the air supply box are rotatable in the horizontal direction, a wind direction indicating plate is provided on the upper part of the housing, and the exhaust box and the air supply box are rotated in conjunction with the air direction indicating plate. The oil-fired hot water boiler according to claim 1, wherein The exhaust box and the air supply box can be rotated in the horizontal direction, a wind direction indicating plate is provided on the upper portion of the exhaust box, and the air supply box is rotated in conjunction with the air direction indicating plate. The oil-fired hot water boiler according to claim 1. The exhaust box and the air supply box can be rotated in the horizontal direction, a wind direction indicating plate is provided on the upper portion of the air supply box, and the exhaust box is rotated in conjunction with the air direction indicating plate. The oil-fired hot water boiler according to claim 1. A pulley is provided in the exhaust box and the air supply box, and a belt is coupled between the pulleys to rotate the wind direction indicator plate, the exhaust box, and the air supply box in conjunction with each other. The oil-fired hot water boiler according to claim 3, claim 4 or claim 5.

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