JP3535124B2 - Hot air radiant heater - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot air radiant heater capable of obtaining a good heating effect by both radiant heating and hot air heating. 2. Description of the Related Art Conventionally, in this type of apparatus, as disclosed in, for example, Utility Model Registration No. 2582273, a radiant window is provided on the front surface of an appliance main body, and is radiant heating. In addition, a hot air fan composed of a propeller fan is provided on the back of the main body of the appliance, and the indoor air is heated by exchanging heat to perform hot air heating. By the way, in this conventional apparatus, since the hot air fan protrudes greatly from the back of the instrument body, the instrument body cannot be installed on the wall. There is a problem that a gap is inevitably formed between the two and the instrument main body pops out into the room and becomes an obstacle. The present invention focuses on this point and solves the above-mentioned drawbacks. In particular, the present invention is composed of a burner section for burning and a red heat that is red-hot by the combustion heat of the burner section. A radiation chamber that radiates the red heat state of the body forward, a heat exchanger that exchanges heat of combustion with indoor air, and a hot air fan that blows indoor air that has exchanged heat with the heat exchanger. The burner section, the radiation chamber, the heat exchanger, and the hot air fan are arranged in the vertical order. BEST MODE FOR CARRYING OUT THE INVENTION Combustion gas generated by combustion in a burner section 1 is located in a radiation chamber 17, and the burner section 1 and a heat exchanger 1 are disposed.
1 is passed through the upper heat exchanger 11 while heating the red-heated body 7 provided inward through a combustion cylinder 5 having a sealed structure connecting 1 to the red-heated state. The indoor air is blown and discharged from the horizontally long blown portion 22 as hot air by heat exchange to heat the room with hot air,
Further, the red hot state of the red hot body 7 is radiated from the diffusion glass 16 having the front vertical bead 18 through the transparent combustion cylinder 5,
Radiant heating is also performed. Accordingly, since the burner unit 1, the radiation chamber 17, the heat exchanger 11, and the hot air fan 19 are arranged in this order, the hot air fan 19 may protrude from the back of the instrument body 2 as in the prior art. The instrument main body 2 can be installed perfectly on the wall, and the instrument main body 2 does not jump out of the room and get in the way. Next, a hot air radiant heater according to the present invention will be described with reference to an embodiment shown in the drawings. Reference numeral 1 denotes a vaporizing burner provided in a lower part of the instrument body 2 partitioned by a lower reflector 3, supplied from combustion air sucked from the room by a combustion fan 4 and fuel supply means (not shown). The fuel oil is premixed and burned. Reference numeral 5 denotes a combustion cylinder made of a heat-resistant transparent glass cylinder that communicates between the burner section 1 and the heat collection section 6 as a sealed space. Hangs down from the heat collecting part 6 and constitutes the combustion chamber 8 of the burner part 1, and the connection between the combustion cylinder 5 and the burner part 1 and the heat collecting part 6 is within the connecting part 9 as shown in FIG. In addition, the heat-resistant and flexible packing 10 is housed and the end of the combustion cylinder 5 is embedded therein, whereby a sealed structure can be easily obtained. Reference numeral 11 denotes a heat exchanger that communicates with the heat collecting section 6 and circulates combustion gas to exchange heat with room air.
A plurality of pipes 12 are arranged side by side. Reference numeral 13 denotes a reflector that surrounds the combustion cylinder 5 by dividing it into three parts on the back and left and right.
4 is formed so that the red heat state of the red heat body 7 is individually reflected, and the red heat state of the red heat body 7 is provided at a position facing the red heat body 7 at the center of the front plate 15. 16 radiates to the front surface through 16 to perform radiant heating, and the reflecting plate 13, the combustion cylinder 5, the front plate 15, and the diffusion glass 16 form an unsealed radiation chamber 17. . Further, as shown in FIG. 7, the diffusing glass 16 is formed by arranging a plurality of vertical beads 18 on the front surface, and widens the radiation width in the left-right direction to improve the radiation effect. Reference numeral 19 denotes a hot air fan comprising a cross flow fan provided above the radiation chamber 17 and the heat exchanger 11.
The room air sucked from the suction port 20 at the upper back of the instrument main body 2 is discharged through the heat exchanger 11 and the outer periphery of the combustion cylinder 5 as hot air by heat exchange, and protrudes from the instrument main body 2. Stored inwardly without any
The appliance main body 2 can be perfectly installed on the wall 21. Reference numeral 22 denotes an upper part of the front surface of the instrument body 2 and a heat exchanger 11.
Is a horizontally long blowout part formed at a position opposite to a plurality of horizontally long slits arranged side by side and discharges most of the hot air heat-exchanged by the heat exchanger 11 as a laterally warm air. is there. Reference numeral 23 denotes two vertically long blown portions formed by dividing the diffusion glass 16 within the width of the horizontally long blown portion 22 to the left and right below the horizontally long blown portion 22, and the temperature exchanged by the heat exchanger 11. A part of the wind is further heated through the outer periphery of the combustion cylinder 5,
A vertical louver is discharged through the radiation chamber 17 to the front surface of the instrument body 2 as a vertical warm air, and a rectangular louver 24 is used to blow out the warm air flowing obliquely through the radiation chamber 17 toward the front.
2 each. Reference numeral 25 denotes a guard body provided on the front surface of the instrument body 2, and 26 denotes an operation unit provided on one side of the front surface of the instrument body 2.
It has switches such as the operation switch 27 and a display unit. Reference numeral 28 denotes an exhaust pipe that communicates with the heat exchanger 11 and exhausts the exhaust gas after heat exchange to the outside. Next, the operation of one embodiment of the present invention will be described. When the operation switch 27 is turned on, the burner unit 1 starts preheating, and is supplied with fuel oil and combustion air to perform combustion. Combustion gas generated by this combustion has a sealed structure formed by the combustion cylinder 5. In the combustion chamber 8, the red hot body 7 is heated to a red hot state while being completely burned, and then flows through the heat exchanger 11 through the heat collecting unit 6 and is discharged to the outside through the exhaust pipe 28. If the hot air fan 19 is driven at this time, the indoor air sucked from the suction port 20 passes through the outer periphery of the heat exchanger 11 and becomes hot air by heat exchange. 22 is discharged into the room as horizontal hot air, and part of the hot air further flows into the lower radiation chamber 17, rises in temperature through the outer periphery of the combustion cylinder 5, and is divided into two left and right sides of the diffusion glass 16. Although it is a small amount, it is discharged | emitted indoors as high temperature vertical warm air from the blowing part 23. FIG. Further, the red hot state of the red hot body 7 is reflected by the reflecting plate 13 of the radiation chamber 17 through the transparent combustion cylinder 5 and is diffused through the diffusion glass 16 having the vertical beads 18. In this state, radiant heating is performed, the visual effect is improved, and a warm image can be given to the user. Accordingly, since the hot air fan 19 for hot air is constituted by a cross flow fan and provided in the upper part of the radiating chamber 17 in the apparatus main body 2, the hot air heating can be obtained together with the radiant heating. Does not protrude outward from the instrument body 2, and the instrument body 2 can be installed perfectly on the wall 21, and there is no gap with the wall 21 so that the instrument can be stored neatly and is not obstructed. Is. Further, the combustion chamber 8 is formed of a cylindrical combustion cylinder 5, and the sealed portion need only be the upper and lower ends, and can be easily and inexpensively sealed, and there is no risk of combustion gas leakage. A non-sealed radiation chamber 17 is formed, and radiation heating can be performed better than before, and further, the combustion gas is circulated to the heat exchanger 11 just by heating the red hot body 7, so that the heat exchange efficiency. In addition, high-temperature warm air can be supplied without causing a temperature drop to perform powerful heating. In this embodiment, the combustion cylinder 5 is formed of a transparent glass cylinder. However, the present invention is not limited to this, and a semi-transparent glass may be used as long as the red heat state of the red heat body 7 is exposed. It is. As described above, according to the present invention, the appliance main body can be installed on the wall without any gaps while having both functions of radiant heating and hot air heating, and the appearance is also clean. In addition, the instrument does not jump out of the room and get in the way.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view showing a hot air radiant heater with an embodiment of the present invention. FIG. 2 is a side view showing the installation state. FIG. 3 is a schematic configuration diagram of the same. FIG. 4 is a longitudinal sectional view of the main part. FIG. 5 is a cross-sectional view of the main part. FIG. 6 is a sectional view of a connecting portion of the combustion cylinder. FIG. 7 is a perspective view of the diffusion glass. [Explanation of Symbols] 1 Burner section 7 Red hot body 11 Heat exchanger 17 Radiation chamber 19 Hot air fan

──────────────────────────────────────────────────── ─── Continuation of front page (56) References Shokai Sho 54-53853 (JP, U) (58) Fields surveyed (Int.Cl. ⁷ , DB name) F24H 3/06 303

Claims (1)

(57) [Claims] [Claims] [Claims] [Claims] [Claim 1] A burner section that performs combustion, a radiation chamber that radiates a red-hot state of a red-hot body that is red-hot by the combustion heat of the burner section, A heat exchanger that exchanges heat with the heat exchanger, and a warm air fan that blows indoor air that has exchanged heat with the heat exchanger, and the burner unit, the radiation chamber,
Heat exchanger, vertically disposed in the order of warm air fan in the heat exchanger
Radiates warm air after heat exchange and after heat exchange with heat exchanger
In addition, hot air heated in the radiation chamber is exchanged with the heat exchanger.
Release from the bottom simultaneously with radiant heating following hot air after replacement
A warm air radiant heater characterized by the fact that