CN2163316Y - Smoke removing and energy saving kitchen range core - Google Patents

Abstract

The utility model discloses a smoke removing and energy saving range core using solid fuel as a power source, which is composed of a furnace body, a furnace core, a combustion supporting ring and a conical slag removing device arranged on the bottom of the furnace body. The utility model is characterized in that the conical top body of the slag removing device is composed of double layers of spire cone bodies. The cone body at the upper layer forms a fire grid shape. Moreover, the furnace body and the bottom of the furnace core are connected in an opening state. A once air inlet duct can be accomplished by upwards closing the cone body at the lower layer. Thus, fuel in the furnace core can obtain sufficient oxygen supporting air from the bottom and the circumference. The combustion is uniform and complete. Smoke and dusk are eliminated. In addition, the utility model can cancel the original duct slag removing operations which needs to be solely carried out. Thus, a range can maintain normal combustion operating mode continuously. The heat efficiency is high, and the service life is extended.

Description

Smoke removing and energy saving kitchen range core

The utility model relates to a kind of cooking, food processing, tea making cauldron cooking stove of usefulness already that is applicable to, especially a kind of is the fume-eliminating energy-saving cooking stove kitchen range core of the energy with the solid fuel.

(Chinese patent: 90209990.6) combustion-supporting air channel of being made up of the combustion-supporting annular passage of air intake, body of heater and a combustion-supporting ring washer forming between the combustion chamber that is covered with aperture around body of heater, the sidewall and inboard wall of furnace body and the furnace core outer wall of secondary air and the slag unloading device of being made up of a peaked conical acrosome that is contained in bottom of furnace body constitute existing a kind of multifunctional efficient kitchen range core.Outer wall at a combustion-supporting annular passage of air intake of this kitchen range core also has an ash output opening that connects with its tangential direction.In order to make this kitchen range core can use multiple (solid) fuel and not force use as usual under the landscape condition, also designing in the combustion chamber upper end of this kitchen range has a standby grate.This multifunctional efficient kitchen range core has bigger heating surface area, thereby the bigger scope of application is arranged, and the thermal efficiency is also higher.But because this kind cooking stove adopted fully by the combustion-supporting side air intake form of air intake around the combustion chamber core wall, thereby it is fast and middle slow phenomenon causes fuel combustion inhomogeneous, insufficient the burning of combustion chamber edge to have occurred, is easy to generate flue dust.In addition, though the side of this kind kitchen range core in a wind air channel is provided with an air channel ash output opening specially, when reality was used, most of kitchen range personnel of department ignored the air channel ash discharge or forget, and time one length will cause the air channel to stop up.This not only influences the thermal efficiency that air intake is combustion-supporting, reduce cooking stove, and the flow cooling of air intake of parts such as combustion chamber owing to can not get, and is in for a long time among the high temperature, very easily causes distortion, even fusing.Also have, this kind kitchen range core must be provided with a standby movable grate in the combustion chamber upper end when not forcing other fuel of wind and use (except that coal).In the use of cooking stove, laying, extracting out of this grate is cumbersome, also very easily loses.Therefore, influenced generally promoting the use of of this kind kitchen range core greatly.

The purpose of this utility model is that a kind of improved cooking stove kitchen range core will be provided, it can make the burning of fuel even more, complete, and the air channel that release generally need be carried out separately goes out ash manipulation, just can make the air channel keep unblocked, thereby avoided cooking stove to stop up the improper fired state that produces owing to the air channel fully, the thermal efficiency of cooking stove is further improved, and prolongs its service life.

For achieving the above object, solution of the present utility model is: the form of the composition that changes combustion-supporting air channel of air intake and slag unloading device, the taper acrosome part of slag unloading device is made of double-deck peaked conical body, cone less and its conical surface in upper strata is the grate shape, its bore and combustion chamber bottom bore adapt, lower floor's cone is bigger, and its bore can close sealing with the slag dumping tone of body of heater bottom.And body of heater and combustion chamber bottom are open communication, must upwards unload the cinder notch closure with body of heater by lower floor's cone of slag unloading device and could constitute combustion-supporting annular passage of air intake completely.Like this, when cooking stove during in normal combustion, the once combustion-supporting annular passage of combustion air by constituting by body of heater, combustion chamber and upwards closed lower floor's cone, not only enter the combustion zone and help oxygen from combustion chamber sidewall aperture all around, the grid that can also pass through the upper strata cone of grate shape stitch combustion-supporting from the combustion chamber bottom air inlet, make the burning of fuel can be more even, complete, reduce the generation of flue dust.When cooking stove need unload lime-ash, then can double-deck circular cone acrosome be opened downwards by control stick, the lime-ash in the combustion chamber can draw off around acrosome.At this moment, if in a wind air channel lime-ash is arranged, then also from the air channel of downward opening, draw off simultaneously.So, each cooking stove unload slag operation, just can finish a deashing simultaneously to the air channel.Therefore, one time the combustion air air channel can often keep unblocked, makes cooking stove can keep the normal combustion operating mode often, gives full play to its energy-efficient characteristics.Also make simultaneously parts such as combustion chamber avoid because the superheating phenomenon that produces is stopped up in the air channel service life of prolongation cooking stove.

The utility model will be further described below in conjunction with drawings and Examples.

Fig. 1 is the kitchen range core assembly master pseudosection of the utility model embodiment one, and is appointed as the specification digest accompanying drawing;

Fig. 2 is the vertical view of Fig. 1 embodiment one;

Fig. 3 is the right view of Fig. 1 embodiment one;

Fig. 4 is the kitchen range core assembly master pseudosection of the utility model embodiment two;

Fig. 5 is the vertical view of Fig. 4 embodiment two;

Fig. 6 is the right view of Fig. 4 embodiment two.

In conjunction with Fig. 1, Fig. 2, Fig. 3, be description object with embodiment one earlier.

Kitchen range core assembly of the present utility model mainly is made of body of heater 5, combustion chamber 4, combustion-supporting circle 2, airduct 14 and taper ash discharge (slag) device.Body of heater 5 is annular solids, but the opening of bottom (slag notch) is less relatively, is separated by in addition 120 ° three in the outer rim of body of heater and protrudes fixed bearing pin 18.The folded combustion chamber 4 that covers on body of heater 5 centres is like a funnel-form, and Qi Bishang is covered with the combustion-supporting jet apertures 16 of wind one time.Space between the inwall of body of heater 5 and combustion chamber 4 outer walls has constituted the major part of a combustion-supporting annular passage 15 of air intake.But because the bottom of combustion chamber 4 and the cinder notch that unloads of body of heater 5 are open communication, so the taper acrosome that constitutes completely air channel 15 and must be at the taper slag unloading device upwards closes on the top, could form an air channel 15 of normal condition closure when covering body of heater 5 and unloading cinder notch.Also have a combustion-supporting circle 2 that is the breach annular in the top of combustion chamber 4 outer rim, the space between this combustion-supporting circle inside and outside wall is secondary combustion air air channel 3.Secondary combustion air jet apertures 1 is in around the upper limb of combustion-supporting circle 2.Push rod 8 and double-deck circular cone acrosome that the taper slag unloading device is by control stick 12, be through balance weight 11 on the control stick, connect acrosome constitute.This device connects with support 10 on being fixed on body of heater 5 by bearing pin 9.Double-deck circular cone acrosome then is to be formed by stacking up and down by upper strata cone 6 and 7 two taper shapes that vary in size of lower floor's cone.The awl wall of upper strata cone 6 is the grate shape and its bore is less relatively and combustion chamber bottom bore adapts; The bore of lower floor's cone 7 is bigger, can close with the slag dumping tone of body of heater 5, when coincideing with body of heater 5 inwalls, the common formation of combustion chamber 4 outer walls air channel 15 completely.Between the upper and lower layer circular cone acrosome space is arranged, so that combustion air passes through.Link together by three fulcrums between upper strata cone 6 and the lower floor's cone 7.The air door 13 that also has air inlet 17, airduct 14 and adjusting intake among the figure.

The utility model should be contained in the kitchen range core assembly in the stove hall of cooking stove when specifically installing and using, and makes the notch alignment kitchen range door of combustion-supporting circle 2, is convenient to take charge of the kitchen range personnel and adds operations such as fuel by this breach.Protrude fixed feet 18 to three on the body of heater 5 again and build in the kitchen range wall, whole kitchen range core can be stablized firmly, and be equipped with the air blast of suitable power at the port of airduct 14.At this moment, cooking stove just can use, and its course of work is such: when the coal that adopt to loose is made fuel and ignite to enter normal combustion after the stage, the taper slag unloading device on the cooking stove should be the non-state of slagging tap (be its taper acrosome make progress closed furnace body unload cinder notch); The pressure wind of air blast enters the closed combustion-supporting annular passage 15 of an air intake through air door 13 from air channel 14; This pressure wind makes combustion chamber 4 obtain cooling heat transferring on the one hand, ejection is combustion-supporting the grid of combustion-supporting jet apertures 16 of a wind from combustion chamber 4 walls and combustion chamber bottom oven palisade cone 6 seam on the other hand, make the bottom of fuel and all can obtain the sufficient oxygen that helps all around, fuel is more even, complete; Entering another part air-flow in the air channel 15 then enters in the secondary air duct 3 by the company hole 22 between the air channel, ejection the secondary combustion air jet apertures 1 from combustion-supporting circle 2 again, air intake helps oxygen for the combustion zone provides for the second time, and, make its oxidation after-flame in the air under the unburnt particulate fuel pressure of in the combustion zone, dancing in the air; Like this, promptly make full use of fuel, eliminated flue dust again; When under not forcing the wind condition, using the cooking stove that the utility model proposed, the control stick 12 that only need mention slag unloading device slightly, make the taper acrosome be half-open shape, both kept fuel can from combustion chamber 4, not draw off, natural wind (being produced by the air draught effect of chimney) can be entered air channel, a secondary air duct and help the oxygen burning from the cinder notch that unloads of body of heater 5 bottoms, keep the operate as normal of cooking stove.And when slagging tap, as long as mention control stick 12 fully, the taper acrosome is fully opened, the ashes of combustion chamber 4 lower floors and leak the lime-ash in the air channel 15 all can draw off along the edge of taper acrosome from wind spray-hole 16 then, the deashing operation that need not to carry out separately the air channel just can keep the unblocked of air channel.

Fig. 4, Fig. 5, Fig. 6 are the structural representations of second embodiment of the utility model.Before being applicable to, draws this embodiment the cooking stove of wind (being the top that exhaust smoke hole is located at the cooking stove doorway).Compare with embodiment one, embodiment two has just set up a bridge-type oxygen supply wind road in the indentation, there of combustion-supporting circle 2, to remedy the certain influence that combustion-supporting circle 2 indentation, there do not have secondary air that burning is brought.This bridge-type oxygen supply wind road is extending upward of secondary combustion air air channel 3, is to be made of adjutage 19, arc air channel 20 and air outlet 21.Set up this bridge-type oxygen supply wind road to make to be about to the tiny fuel grit of uncombusted that enters flue to be pressed into the high-temperature fuel district again, its oxidation is burnt.Draw the thermal efficiency of wind or cooking stove before helping improving, energy savings is eliminated flue dust.

The utility model can also use other solid fuels except that coal, and using method is identical with the use coal, forces the wind air quantity but need suitably weaken, and this can achieve the goal by damper 13.Because structure of the present utility model is more reasonable, the temperature rise of parts such as combustion chamber can be very not high, so the kitchen range core assembly both can adopt the plain cast iron casting to form, can utilize the zero carbon steel bending again, and welding is made.

Claims (3)

1, a kind of is the energy with the solid fuel, be applicable to the fume-eliminating energy-saving kitchen range core of cooking, food processing, tea making industry, form by body of heater (5), combustion chamber (4), combustion-supporting circle (2) and the taper slag unloading device of controlling folding condition with weight (11), control stick (12) that is installed in bottom of furnace body, it is characterized in that:

The taper acrosome of a, slag unloading device partly is to be made of double-deck peaked conical body, less and its conical surface of upper strata cone (6) is the grate shape, the bottom bore of bore and combustion chamber (4) adapts, and lower floor's cone (7) is bigger, its bore can be coincide with the slag dumping of body of heater (2) bottom seal.

B, body of heater (2) are open communication with the bottom of combustion chamber (4), must upwards unload the cinder notch closure with body of heater by lower floor's cone (7) of taper slag unloading device and could constitute a combustion-supporting annular passage of air intake (15) completely.

2, fume-eliminating energy-saving kitchen range core according to claim 1 is characterized in that said double-deck peaked conical body links together by three fulcrums between cone (6) and the lower floor's cone (7) at the middle and upper levels.

3, fume-eliminating energy-saving kitchen range core according to claim 1 and 2 is characterized in that its kitchen range core assembly can adopt plain cast iron casting or zero carbon steel through bending, and welding is made.

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