CN1013800B - Multifunctional and energy-saving furnace - Google Patents

Abstract

The present invention relates to a multipurpose energy-saving range which has the purposes of using naked fire to cook dishes, using steam to steam rice, boiling drinking boiled water, heating daily used hot water, etc. A boiler and a range are connected into an integral body, and the present invention is provided with a jacket structure. The present invention has the advantages of large heating surface, evident energy-saving effect, infinite fuels and convenient use. Smoke gas passes through a flue, an auxiliary pot bore and a smoke pipe to remove dust in a multi-channel mode, heat generated by fuels can be fully used, and ideal smoke prevention and dust removal effect can be achieved.

Description

Multifunctional and energy-saving furnace

The present invention relates to a kind of cooking stove, particularly the cooking stove that joins together of boiler for domestic and pot and stove.It not only can the naked light cooking but also can boil drinking water and add multiple use such as hot water for steam steamed rice.

General boiler for domestic only supplies steam, and requires the pressure of steam to surpass 0.7 kilograms per centimeter ², like this selection and the manufacturing of boiler plant material are had relatively high expectations the also corresponding raising of cost.Especially, the boiler for domestic heating surface only is an inboard wall of burner hearth, and its outer wall does not make full use of, and hear rate is big, and the general thermal efficiency only reaches about 65%.And general pot and stove is poorer aspect heat energy utilization, except the naked light cooking or cook directly be heated, its waste heat does not make full use of, major part loses, and smoke abatement and dust control is relatively poor.

The purpose of this invention is to provide a kind of cooking stove for this reason and can play the effect that boiler for domestic is supplied with steam, can do the cooking of pot and stove naked light again or cook.

Another purpose is in order to provide a kind of cooking stove can make full use of heat energy, to improve the thermal efficiency, energy savings.

Also having a purpose is in order to provide a kind of cooking stove, energy smoke abatement and dust control, minimizing environmental pollution; And cost is low, implements handling safety easily.

The present invention is achieved in that it is that boiler and pot and stove are joined together, and has jacket structured a kind of cooking stove, and this cooking stove comprises drum, flue and burner hearth crouch; Smoke pipe is arranged in the drum, pressure-display device and safety device are housed on the drum; Flue for sleeping in is the jacket structured of ship shell body, on main pot is arranged and pays a pot position, be respectively main pot thorax below and pay a pot thorax; Drum is connected with flue housing for sleeping in by pipeline, and drum internal flue part is connected with burner hearth by flue.Also have chimney on the drum, on the flue that crouches face shield is arranged, building all around has furnace wall, and this cooking stove can adopt pluralities of fuel.If adopt solid fuel, can in burner hearth, load onto devices such as backfiring device or fire grate; If adopt liquid fuel, can in burner hearth, adorn injection apparatus; If adopt gaseous fuel, can in burner hearth, adorn gas panel apparatus.

Fuel burns in burner hearth, positive pot position can be put pot cooking or be cooked and simultaneously water in the flue that crouches is heated, air blasts from fire door, its flue gas is paid a pot thorax by the flue warp, again by the logical drum internal flue of other flue, after the chimney discharge, flue gas can carry out second-time burning at a pair pot thorax, whole flue all is immersed in the flue gas that produces convection current with flue except that the surface, and heating surface area is big, and the heat that fuel combustion produces has obtained comparatively desirable utilization.

Soft water is ganged up mutually in the flue that crouches with in the drum, heating by naked light and flue gas, the current direction drum that is heated, gasification produces steam again, pressure-display device and safety device are housed on drum can more accurate control steam pressure, also can control with comparalive ease the little what of steam pressure or etc. what 0.7 kilograms per centimeter to reach handling safety reliable.

Be example to adopt coal to act as a fuel, drawing plate lifting back-roll device can be housed in burner hearth, this back-roll method has been avoided anoxic in the combustion process, reach burning evenly fully, lower the cinder phosphorus content, flue dust is paid a pot thorax by flue, discharge by chimney by the last flue gas of other flue smoke pipe in drum again, so not only fully absorb the waste heat of flue gas, and made flue dust pass through the multiple tracks dedusting, reached comparatively desirable dedusting purpose.

Therefore cooking stove provided by the present invention is a multi-purpose cooker, wide application, and obvious energy conservation can reach about 50～70%, and (comparing with existing situation) is safe and reliable, is convenient to operation, energy smoke abatement and dust control, and also fuel is unrestricted, and pattern is various, and is cheap.

Further narrate the present invention below in conjunction with accompanying drawing and embodiment:

Fig. 1 is the front view of embodiment of the present invention () cooking range structure that provides.

Fig. 2 is the vertical view of embodiment () cooking range structure that provides.

Fig. 3 is the profile schematic diagram of embodiment () cooking stove that provides.

Fig. 4 is the cutaway view along Figure 1A-A line.

Fig. 5 is the cutaway view along Figure 1B-B line.

Fig. 6 is the cutaway view along Fig. 2 C-C line.

Fig. 7 is embodiment (two) a kind of cooking stove profile schematic diagram that provides.

Fig. 8 is embodiment (three) a kind of cooking stove profile schematic diagram that provides.

Embodiment (one)

Provide a kind of referring to Fig. 1 and Fig. 2 the present embodiment than relatively large cooking stove that can the people's cooking of two-sided station, its cooking stove comprises: drum [1], heater [2], little flue for sleeping in [3], about crouch flue [4], [5] air blast [6], blow-off pipe [7], chimney [18], water inlet pipe [8].Referring to Fig. 3, also have panel [9] (can be aluminium sheet or iron sheet is made) at the kitchen range face of cooking stove, building all around has furnace wall [10], drawing plate lifting back-roll three of devices [11] can also be housed in burner hearth, be 3 at fire door [12] above it, on kitchen range, also have 2 [13] of positive pot, pay pot 2 [14]; Water level meter [15], two on Pressure gauge [16] are housed, 2 on safety valve [17] on drum [1]; The logical chimney [18] of smoke pipe in the drum also has steam outleting pipe [19] on the drum; At the preceding operating room [20] in addition of fire door [12]; Go up at furnace wall [10] in addition and also have ashpit [22] and flue dust chamber door [23].

Referring to Fig. 4, Fig. 5, about crouch flue [4] and [5] by ship shell body [28], positive pot thorax [29] is paid a pot thorax [30], flue [31], blow-off pipe compositions such as [7].Be linked to be a whole firewood range by ship shell body [28] and flue [31] above.Ship shell body [28] is that a kind of jacket structured inside is filled with water.Positive pot thorax [29] is positioned at preferably hemispherical of housing [28] partial shape, so that obtain maximum heating surface.Paying a pot thorax [30] is positioned at housing [28] partial shape and is preferably taper so that dedusting.Flue [31] can have several flues from the flue that positive pot thorax [29] leads to the flue both sides of crouching, but at least 1 flue of every side; Lead to the flue of paying pot thorax [30] from positive pot thorax [29], also several flues can be arranged, and have 1 flue at least; From paying the flue that pot thorax [30] leads to the smoke pipe [27] in the drum [1], also can have severally, but have 1 flue at least; These flue cross sections can be circle or ellipse.Drum [1] by cylindrical shell [24], end socket [25], fat top straight flange at the bottom of [26] and smoke pipe [27] form, its smoke pipe [27] is in cylindrical shell [24], end socket [25], [26] lay respectively at an end of cylindrical shell at the bottom of the straight flange of fat top, the external hot-water line of this drum [21], steam pipe [19] also can be found out at Fig. 3 to be connected to water level meter [15], Pressure gauge [16] and relief valve device [17] in addition.Heater [2] is by semicircle cylindrical shell [33], and cover plate [34] and end socket [35] are formed, and is connected below by pipeline [36] and little flue for sleeping in [3], and drum [1] is connected by hot water pipeline [21] and heater [2].Little flue for sleeping in [3] look is drawn together cylindrical shell [37], end socket [38], the fat top of burner hearth [39], smoke pipe [40] etc., external water inlet pipe [8], pipeline [36], press blow-off pipe [7] down, side pipeline [41] with about the flue (see figure 1) that is connected that crouches, cylindrical shell [37] preferably oval (or circular).Heater [2] and little flue for sleeping in [3] adopt the boiler technology of water, fire tube, and its effect is to strengthen quantity of steam.

As can be seen from Figure 4 and Figure 5, fuel is fuel in positive pot thorax [29], not only go up the energy cooking at positive pot [13], and simultaneously crouch flue [4] or [5] interior soft water are heated simultaneously, the water that is heated is in hot water pipeline [21] flows into drum [1], be gasificated into steam again, be fed to the place of using steam from steam pipe [19].The flue gas that fuel produces enters by flue [31] and pays a pot thorax [30] and carry out secondary fuel, enters in the smoke pipe [27] in the drum [1] by other flue [31] again, enters atmosphere through chimney [18] again.The heat of fuel combustion carries out sufficient cold and hot exchange at the smoke pipe wall of hearth wall, walling of flue, drum and the water of their inside, has made full use of heat energy.This simultaneously the flue dust in flue gas through pay smoke pipe multiple tracks dedustings such as [27] in a pot thorax [30], flue [31] and the drum [1] make flue dust in the flue gas can collect bottom the tapered pair of pot thorax effectively and cigarette ash chamber under the drum [1] in.

It can also be seen that from figure the heating surface of this cooking stove is big, widespread situation, its heating surface is broadly divided into three parts:

1. the direct heating surface of naked light: a) inwall of three positive burner hearths [29] and two positive pots [13], b) left and right, the middle flue [31] in three burner hearths;

2. second-time burning heating surface: a) pay the inwalls of pot thoraxes [30] and pay pot [14], b) the semicircle cylindrical shells [33] of heater for two;

3. the UTILIZATION OF VESIDUAL HEAT IN face of flue gas: flue [3], [4], [5] whole housing crouch except that cooktop surface cover plate [9], b) [26] and smoke pipe [27] at the bottom of the fat top straight flange of drum [1], c) all water tube connectors below panel [9], these all are immersed in the flue gas, the purpose that the heat that burning is produced is relatively made full use of.This cooking stove is suitable for the dining room of large-scale industrial enterprise and unit to be used.

Embodiment (two)

Can provide a kind of medium-sized cooking stove referring to Fig. 7 the present invention, the aspect that its structure is different with the cooking range structure of embodiment () has: 1 drum [1] is horizontal installation, and the cooking stove drum of embodiment () is vertical installation; 2. this programme flue for sleeping in has reduced one group; Remaining structure is identical with the structure of embodiment ().Being suitable for middle-size and small-size factory, ore deposit, enterprise and unit dining room uses.

Embodiment (three)

Referring to Fig. 8, the present invention also can provide a kind of small oven, and it only has a flue for sleeping in and drum to be formed by connecting, and its drum [1] is vertical installation, drum [1] its internal structure of flue [4] for sleeping in is identical with above-mentioned two schemes with outside plant, is suitable for subsection and mobile operational process unit and uses.

Claims (6)

1, a kind of cooking stove that comprises boiler and pot and stove, its feature comprises: drum [1], positive pot thorax [29] is arranged and pay pot jacket structured flue for sleeping in [4] of thorax [30], be contained in pressure-display device [16] and safety device [17] on the drum [1], the pipeline [21] that drum [1] and flue for sleeping in [4] are connected and positive pot thorax [29], pay the flue [31] that the smoke pipe [27] in pot thorax [30] and the drum [1] is connected.

2, cooking stove according to claim 1, it is characterized in that drum [1] comprises [26] and smoke pipe [27] at the bottom of cylindrical shell [24], end socket [25], the fat top straight flange, its smoke pipe [27] is in cylindrical shell [24], [26] lay respectively at an end of cylindrical shell [24] at the bottom of end socket [25], the fat top straight flange, and this drum [1] can upright or horizontal being positioned on the flue for sleeping in [4].

3, cooking stove according to claim 1, the flue [4] that it is characterized in that crouching comprising: ship shell body [28], positive pot thorax [29], pay a pot thorax [30], flue [31], be linked to be a whole firewood range by ship shell body [28] and flue [31] above.

4, according to claim 1 or 3 described cooking stoves, it is characterized in that flue [31] comprises at least 2 flues that lead to the flue both sides of crouching from positive pot thorax [29], at least 1 leads to the flue of paying pot thorax [30] and at least 1 from paying the flue that pot thorax [30] leads to the smoke pipe [27] in the drum [1] from positive pot thorax [29].

5, cooking stove according to claim 3 is characterized in that the shape of positive pot thorax [29] is a hemispherical.

6, cooking stove according to claim 3, it is conical it is characterized in that paying pot shape of thorax [30].

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