JPS586313A - liquid fuel combustion equipment - Google Patents

Abstract

PURPOSE:To obtain a burner of quick flame rising, of high energy efficiency, and of low price, by feeding liquid fuel, such as kerosene, into an impregnated ?body which has pores in the inside, and by passing heated air through these pores of the impregnated body. CONSTITUTION:This combustion apparatus has a flame port, consisting of an impregnated body, to which the air, being fed by a burner fan and heated by a heater, is supplied from a direction shown by an arrow sign. This flame port 24 has an impregnated body 28 which is fixed to the flame port by a flange 29 and a depressor 30 by the intermediary of a packing 31, and is designed so that kerosene fed from a feed pipe 21 penetrates into the inside of an impregnated body 28. The flame port 24 is composed so that kerosene sucked into the impregnated body 28 is mixed with air, at the same time, is atomized by heat, when the above-mentioned heated air passes through a number of pores of the impregnated body 28, and then, mixed gas is ignited by an electric pole 26, and is burnt in a heat exchanger 28.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention supplies liquid fuel, for example kerosene, to an impregnated body with holes inside, and swirls hot air through the holes of the impregnated body to create a liquid inside the body. This invention relates to a liquid fuel combustion device that performs vaporization, mixing, and combustion (5) of vaporizing kerosene, mixing it with hot air, and immediately burning it on the surface of an impregnated body.

In general, first heat a hot plate made of metal or the like using an electric heat source and a heating device such as a heater. ′
The kerosene particles are brought into contact with the hot plate by dripping or by rotating atomizer. , there are many cases in which food is transported and ignited and burned in a flame set elsewhere.Therefore, in such combustion, 1. The heat capacity h1-1/i-1, the heat (there was a drawback that it took about 5 minutes to preheat before reaching about 250°0), the heat of the hot plate. There are some with a smaller capacity of 7, but the volume of the vaporization chamber for vaporization becomes smaller, making kerosene 1/) acid f1 one-sided. ) Bamboo 1z, r, Ill
jl! //) Toshi-7-Mixed A fire 1'? +I+V
C Yo-,,), 4E i/[4F cool, L, vaporization'i is full (2 is gone, tar or se(it5 i
4') f ;', l! 4. <L, There is a problem with vaporization (2 items, ^11). Fig. 1 V1 is a perspective view of a conventional FF type oil hot air iso 1. Fig. 2 is a longitudinal section thereof. A diagram is shown. FF type 7] An oil tank 2 is installed at the bottom of the old JJ1J wind turbine 1 to store kerosene, and inside this kerosene 4... Burn it, heat the heat exchanger 4, heat exchange header 5, and heat exchange vibro, and exhaust it to the outside. Force 11φ゛1 (Sa Jl) ζ Heat exchanger 4, heat exchange 1% -□ Noda 5, heat exchange The heating fan 27 blows air into the vibro, and sends the air into the room to heat the room.

FIG. 3 is an enlarged sectional view of the burner 3 shown in FIG. 2.

The kerosene supplied through the oil supply pipe 7 is dripped onto the rotating rotor 8-1-.The kerosene is diffused onto the wall of the vaporizer tube 9 by centrifugal force.The vaporizer tube 9 is heated by a heater. 10
is provided inside, and is sufficiently heated by this heater 10 to Jl-. Kerosene", vaporized on the wall of the vaporizing tube 9 12
, the air taken in from the supply air [-111 is sent as Pernanoan 121/(J), and at t17, the air taken in from the vaporization 1-7
] 2. Mix kerosene and t mixture [7.
do. Flame [1146, Q-1, front 814...-nanoan 12]: Mixed with the sent secondary air, ignited by the electric body 16, and combusted in the combustion chamber. Then, the protruding part of the vaporizing cylinder 9 in the combustion chamber 15 is heated 71.
The heat vaporizes the kerosene, causing the heater 10 to become energized.
2). y, ゛root rod jran'LJf t, - (whether there is or not (moxibustion arrow II role)) -1.

This is more than t'! In the case of 'f) JM, it takes about 6 minutes to sufficiently heat the vaporizer cylinder 9 to the heater 10. Therefore, for those who actually use it, it gives the impression that it is inconvenient because it heats up quickly. This is due to the heat capacity of the vaporizing cylinder 9.If the vaporizing cylinder 9 is made smaller in order to reduce this heat capacity, as mentioned above, there is a problem of tar formation, and it is not practical for immediate use. It was not a proper combustion device.

4 < 1 v 1 - 1 This is a method that eliminates these conventional drawbacks, and an embodiment thereof will be described below with reference to the drawings.
FIG. QY is a longitudinal cross-sectional view of a single oil 7-crystal wind heating machine showing an embodiment of the present invention. An oil tank 19 for storing one kerosene is provided at the bottom of the heater 18, and an oil pot 20 and a supply pipe 21 for supplying kerosene are provided.

...-to Nanofan 22": The air sent is to heater 2.
Heated by 3. /L Intactitis D 2 4 [Supplied. Impregnation device 1-1 2 4 month, supply pipe 21
The kerosene is supplied from the furnace, which vaporizes and mixes it, causing combustion inside the heat exchanger 26. do. An electrode 26 is provided for igniting the matching gas. Heated air and combustion gas are supplied to the indoor heating fan 2T to heat the room.

FIG. 6 is a sectional view of the impregnating device [124]. Impregnated body 2
8 is fixed via a panogin 31 by a flange 29 and an impregnated body 30, and a supply pipe 21 is attached to the upper part of the impregnated body 28. Supply pipe 21”
The supplied kerosene penetrates into the impregnated body 28 in steps 1 to 1. Heated air is supplied from the right side of Figure 6)1.
of the hole in the impregnated body 28. Go through everything inside. At this time, the kerosene inside the impregnated body is vaporized by %l, mixed with air at the same time, ignited by the electrode 26, and the F of the impregnated body 28
/l(F, side, ie, inside the heat exchanger 25.

For this reason, air can be heated quickly because the heat capacity of air is small, and the air can be supplied to the impregnated body 28 (1). It may also be impregnated with kerosene.

/ Textile made of heat-resistant, mineral-free material containing lime as a main component - It is made in autumn, has a small bulk specific gravity, and has a small heat capacity, so it is easily heated, and the latent heat of vaporization of kerosene is also small, making it easy to vaporize. It will be held in However, it only takes 4 to 5 seconds for the kerosene to diffuse from the supply pipe 21 into the impregnated body 28, and the total preheating time is about 10 seconds, which is extremely fast compared to conventional hot plate vaporization type burners. It only takes a short time, and the surface Cfr+ of the shredded impregnated body 2B reaches the roasting point 11, so the supply of kerosene is finished. -Toki-C also 1. It will burn in pieces (within 10 seconds). At this point, the temperature of the impregnated body 28 becomes dry firing, which makes it difficult to generate tar, resulting in a long-life burner.

6Nd is an enlarged sectional view of the heater 23 in FIG. 4. FIG. The heater 32 containing 1M barium titanate has air passage holes inside, as shown in FIG. However, there is an annual salary for the metal coating, which is 19.1 in the electrode cover 33.
A lead wire 34 is provided for the electricity i1f+electricity from the power outlet 33, and heats the air sent from the blower. This heater 3QJ5, C at low temperature
, the electric resistance value between the person and the back is small, and the electric resistance d (Jl+'111) increases at high temperatures. For this reason,
When this heater 23 is energized, initially a large current flows through it, and the temperature rises quickly, but the temperature rises due to the heat generated. ] 71: The value becomes thicker at π1 speed, so when comparing with other heaters, a large current flows in the final heater electric container where the hot water temperature - F rise is saturated. Therefore, it has a fast rise time of 19-[ and has the advantage of being able to self-control 1i1A degrees,
One step for controlling hot water temperature--Since there is no need for temperature sensing elements such as Mostasoto or Yarmister or control electrical circuit parts, it is also an inexpensive and economical method. (+tii) Therefore, if such a heater 23 is used as the 1V unit shown in Fig. 4, the npH interval at the combustion start point will be significantly shortened. economic sudeno,
It has the effect of making you cry.

8 and 9 show a small FF oil width heater 35, 36 according to another embodiment of the present invention. It is something that In both cases, the air that cannot be sent from the ventilation fan 37 is
It is heated by combustion heat and goes to the heater 23. In FIG. 8, a blower fan 3 takes in combustion air from outside the heater 36 and sends it to the supply/exhaust heat exchanger 38. In the supply/exhaust heat exchanger 28, the air sent from the blower fan 3 is heated by the heat generated by the combustion bleed gas, and the air is heated by the heater 2.
Send to 3 2). In the heater 23, the heated air is heated to a temperature of approximately 260°C or higher, which is the temperature at which kerosene is vaporized (7, impregnated air is sent to the impregnation device (24), where it is combusted, passed through the heat exchanger 39, and then heated to the heat exchanger/knob. 40. Discharged outside the heater 35 via the heat exchange pipe 41 and the supply/discharge heat exchanger 38.Here, the heater 23
J in the figure: If it is made of titanic acid; However, the cost of maintaining the heater 35 will be cheaper if you use as little electricity as possible.
1) (By lowering the temperature of air gas to 71.4 degrees as much as possible, the refiring efficiency of the heater will also increase by 1-1, contributing to energy conservation. In Figure 9, The air from the fan 37 is heated by passing the heat exchanger pipe 44 through the air pipe 43 from the fan 37 to the heater 42.
The effect is as described above.

In Figure 10, air is supplied and exhausted from the supply υ1 and air intake D 45, and as shown in Figure 11, the supply υ1 trachea 46 is connected to the supply and exhaust intake 1]. , there are effects similar to those shown in FIGS. 8 and 9 above.

Incidentally, P'If in each of the above embodiments, the impregnated body 28 was made of a fibrous material containing alumina or phosphoric acid as a main component.
− Any material with a long life that allows kerosene to penetrate and air to pass through will do. However, for practical purposes, it is desirable to use a material that does not have the catalytic effect of metals such as Ninogle or iron, or their compounds, etc., since it produces ground tar at a rate similar to that of heating alcohol to high temperatures. In that respect, alumina and warping force (well, something that acts as a support for the catalyst, so the oxidation catalytic effect is small.

Further, in each of the above embodiments, a household heater is used as an example, but the burner may be used for a 7-toral heating system, a hot water boiler, or various other types of heating, hot water supply, and other equipment. Also, although the description is given in 1 to 1 regarding the domestic heater, the oil tank may be provided separately, and may be a leveler, a cartridge tank, or the like.

Further, although the heating fan 27 is a propeller fan, it may be a sirocco fan or other fan. In the embodiment shown in FIG. 4, a heater made of barium was used, but a heater, a ceramic heater, etc. may also be used. Furthermore, kerosene is supplied to the impregnated body 28 & J1, A1 (supply pipe 21
However, as shown in FIG. 5, it is also possible to supply the liquid directly to the center without dripping from a part.

As described above, the present invention can provide a vaporizing burner that has a quick start-up, good energy efficiency, can contribute to energy saving, is economically inexpensive, and has a long lifespan.

[Brief explanation of the drawing]

Figure 1 is a perspective view of a conventional FF type oil lake wind temperature J>Tanki, Figure 2 is its vertical cross-sectional view, Figure 3 is the burner impregnated body of Figure 2,
Figure 6 is an enlarged cross-sectional view of the heater in Figure 4, Figure 7 is a front view 22 of the heater in Figure 6...
Burner fan (air blower), 23... hand heater (air heating device), 26... electrode (metallic for ignition), 28... impregnated body. Agent's name Patent attorney Toshio Nakao and 1 other person @1
Figure 2 Figure 3 fQ Figure 5 Figure 6 Figure 7 Figure 8 Figure 10 Figure 9 Figure 11 G

Claims (1)

[Scope of Claims] (1) A blower device for supplying air for burning liquid fuel; an air heating device located downstream of the blower device and heating the air supplied from the blower device; an impregnated body located downstream of the air heating device that contains liquid fuel and has holes through which air heated by the air heating device can pass; and a fuel supply device that supplies liquid fuel to the impregnated body. The air heated by the air heating device located downstream of the impregnated body passes through the holes inside the impregnated body, and the liquid fuel and the body fuel evaporate from the surface of the impregnated body. Combustion device. (2) The air heating device has a titanium oxide liquid fuel-burning device according to item 1', in which the electric resistance value becomes steeper when the temperature becomes high, and the titanium acid bath has temperature self-control properties. (3) Combustion, a heat exchanger is provided downstream of the chamber, and part or all of the heat exchanger is connected to the blast pipe between the blower and the air heating device, and during combustion, the air supplied from the blower is The liquid fuel combustion device according to item 1 of the scope of patent application i14+, wherein the liquid fuel combustion apparatus receives heat from a heat exchanger without being shunted. G4) A heat exchanger is provided downstream of the roasting chamber, and an exhaust pipe is provided in the heat exchanger, and a supply pipe is provided to take the heat of the exhaust gas by passing inside or outside the trachea or by contacting it. The apparatus according to claim 1, wherein the liquid combustion cliff 9311+ is provided with a trachea. Liquid fuel f!'l combustion device according to any one of paragraphs 4 to 4.