CN86108484A

CN86108484A - Cooking stove

Info

Publication number: CN86108484A
Application number: CN86108484.5A
Authority: CN
Inventors: 董中书
Original assignee: Individual
Current assignee: Individual
Priority date: 1986-12-13
Filing date: 1986-12-13
Publication date: 1987-09-09
Also published as: CN1004513B

Abstract

A kind ofly be applied to civilian cooking stove, it comprises a bipartite flue, a steam generating device, a furnace panel, an iron chassis, a slag wringing device, the device for eliminating smoke and dust in an air-supply arrangement, chimney, a blowdown member.Can carry out cooking, steamed rice, hot water simultaneously according to the present invention.Central authorities' air intake can be realized the abundant burning in the middle of the briquette.Steam generating device can increase firepower, increases the purposes of cooking stove, produces the effect of blowdown.Slag wringing device is convenient, flexible, plays the high low action of grate, strand slag, adjusting coal, and device for eliminating smoke and dust can reduce harmful gas pollution such as sulfur dioxide effectively.Stove thermal efficiency reaches 66%.

Description

Cooking stove

The present invention is a kind of civilian cooking stove that is used for.

At present, civilian honeycomb briquette stove normally adopts air intake stove and secondary air intake furnace.Their structure consists essentially of stone or metal plate for standing a stove on as a precaution against fire, blowdown apparatus, fire holding cycle, heat gathering cover, furnace panel, fire door, flue, fire grate (or grate), air inlet, heat-insulation layer, insulation material, waste heat apparatus, parts such as chimney.But air intake stove or secondary air intake furnace only are applicable to family, and all exist the deslagging difficulty, shortcoming such as gaseous contaminations such as coal gas are serious, and the thermal efficiency is low." stove saving energy " of Chinese invention patent CN85102928A, it removes and comprises stone or metal plate for standing a stove on as a precaution against fire, furnace panel, fire door, fire holding cycle, flue; heat-insulation layer, iron chassis, furnace base, grey chamber, waste heat apparatus; blowdown apparatus outside the chimney, also comprises a slag wringing device, uses device for one three, chamber, an air channel.Its operation principle is an air intake secondary distribution.But above-mentioned stove saving energy can only be used for family, can not be used to change catering industry, and the utilization rate that authority canteen burns the coal that looses coal and cause is low, and the thermal efficiency is low, the situation that environmental pollution is serious.The flue of stove saving energy is a double-purpose layer structure, and waste material uses and changes inconvenience.The double-cylinder type cooking stove does not alleviate the pollution to air of sulfur-bearing, pernicious gas such as nitrogenous, UTILIZATION OF VESIDUAL HEAT IN for once, waste heat apparatus is not utilized waste heat fully.The rake shape device of its slag wringing device will be arranged in the internal diameter of iron chassis, the direction of rake will just in time be aimed at cinder could rotate the strand slag flexibly, and during burning, the position of slag wringing device is above-mentioned position always, the rake of slag wringing device is when diverse location, influence the ventilation and the height of briquette in flue of cooking stove, influence the thermal efficiency of cooking stove when burning, so slag wringing device is unfavorable for adjusting.In strand slag process, by the not protection of dust of flue, adopt air intake secondary distribution principle one time, do not make that the central burner of the briquette that burns is complete in flue.

Order of the present invention is to avoid the above-mentioned shortcoming of existing cooking stove and a kind of catering industry that can adapt to is provided, authority canteen, and home-use honeycomb briquet stove can carry out steamed rice simultaneously, cooking, hot water, and make whole briquette burn relatively fully.

The objective of the invention is to reach by newly-designed cooking stove.Cooking stove of the present invention, its formation comprises that flue is bipartite, upper furnace, the profile of lower furnace is cylindrical, the inside of upper furnace is to make up-small and down-big taper, and lower furnace is made cylinder type, and the following interior bore of upper furnace is identical with the internal diameter of lower furnace, the height of laying two or three Honeycomb briquets of the height of upper furnace, lower furnace is advisable with the height of laying a Honeycomb briquet; The inwall of flue has one or some fins, to make the screw-like fin is best, after upper furnace and lower furnace place together, every of inboard wall of furnace fin should be linked together accordingly up and down, upper furnace is by flame-proof thermal insulation material preferably, and general flame-proof thermal insulation material is made in the lower furnace; Flue is made two parts, is to be subjected to the tender feeling condition according to flue, makes not sintering of flue, and the purpose of economical with materials is made; The interior bore of going up of upper furnace is advisable can just successfully putting into briquette.It around the flue heat-insulation layer that a circle is made by insulation material.The outside of heat-insulation layer is a circular water tank, has a delivery port on the water tank at least, so that water therefrom flows out.This cooking stove comprises an iron chassis, keeper is arranged in order to the fixing position of flue on iron chassis.The air-supply arrangement of cooking stove is installed in the bottom at flue center, and wind is delivered to the center of flue, and the height of air-supply member is advisable with the center of air and superheated vapor being delivered to the briquette that is burning.The arcuate socket Honeycomb briquet that cooking stove of the present invention mainly uses can guarantee briquette well-ventilated when burning.One steam generating device is installed above flue, the hollow pipe that steam generating device is made ring-type by one deck or several layers is formed, and in the inside of hollow pipe, has a place or some places to be blocked, have two openings on the hollow pipe at least, be used for importing saturated vapor and output superheated vapor; Superheated vapor by steam generating device output is used for respectively steaming, boils, washes open water, and smoke abatement and dust control connects the air-supply member and mixes with air; The ring-type internal diameter that hollow pipe is made is not less than bore in the going up of upper furnace; Steam generating device is preferably made by steel pipe, has a supporting member to support fire holding cycle on the steam generating device.The furnace panel of cooking stove is positioned at flue, steam generating device, and the top of fire holding cycle can be made by ceramic tile and ironcasting etc., below flue, slag wringing device has been installed.Slag wringing device is made up of wrench, gear, strand slag bar, by the motion of wrench, through gear drive, drives and falls into grey chamber after two or some strand slag bars rotate the briquette pulverizing that will burn; Strand slag bar can be parked in any position; If have only a strand slag bar, then directly drive strand slag bar and rotate the strand slag by wrench; Cutter tooth on the strand slag bar both can be in aggregates, also separable with strand slag bar, and the strand slag bar on the slag wringing device plays the grate effect, can also adjust the height of briquette by slag wringing device.The outlet in ash chamber has a fire door, avoids dust to escape, and deslagging device can be entered in the grey chamber.This cooking stove comprises a chimney, there is one " U " shape pipeline chimney inside, heat-absorbing member is housed on the pipeline, heat-absorbing member is preferably made by some oval steel discs, two holes are arranged on the steel disc, make it to be installed on the pipeline, the layout of heat absorption steel disc rises in chimney twist with the superheated vapor that is entered chimney by steam generating device output after making the pernicious gas of discharging when briquette burns in the flue enter flue, one termination cold water of " U " shape pipeline, the other end is to inhale overheated water input water tank in chimney, to adsorb carbon black on the heat-absorbing member.

Cooking stove of the present invention is when work, and Honeycomb briquet burns in flue, by grey chamber and air-supply arrangement air supply.During burning, the heat energy of coal conducts and heat radiation by heat, and uses for main pot through firepower centralised arrangement concentrate firepower.Waste heat heats the water in the water tank, produce steam, steam enters steam generating device by water tank, as shown in Figure 5, the saturated vapor heating that the temperature of fire door will enter steam generating device produces superheated vapor, superheated vapor is sent into the central air supply pipeline by pipeline, air with the central air supply pipeline rises for the briquette use of burning, when the briquette center of burning reaches uniform temperature, there is sulfur monoxide again in the briquette center, and superheated vapor and air mix can produce semiwater gas, the semiwater gas burning, hydrogen has wherein promoted the burning of briquette central part, has improved the thermal efficiency; The time that one control device mixes with air with the control superheated vapor is installed on the superheated vapor efferent duct.Another superheated vapor that steam generating device is exported simultaneously can be washed water, steaming, boiled dinner product etc. open in main stove burning.Another of steam generating device superheated vapor pipeline is imported superheated vapor in the chimney, cold water heat absorption in " U " shape water pipe in the chimney, chemical reaction takes place and generates solubility sulfurous acid and nitrous acid in sulfur dioxide, nitrogen dioxide and the superheated vapor in the chimney when spirality rises, collect by the blowdown member is unified, discharging does not directly enter the atmosphere pollution air; Flue dust in the chimney is adsorbed on the heat absorbing sheet under the moisture vapor effect, the unified collection.

Described in conjunction with the accompanying drawings according to one embodiment of present invention.

Fig. 1 is the cutaway view of the cooking stove that draws in proportion.

Fig. 2 is the front view of the steam initial ring that draws in proportion.

Fig. 3 is the cutaway view of the device for eliminating smoke and dust of the chimney that draws in proportion.

Fig. 4 is the front view of the slag wringing device that draws in proportion.

Fig. 5 is that superheated vapor produces the schematic diagram that utilizes.

In an embodiment, two flues (8), (9), upper furnace (8) is made by flame-proof thermal insulation material alumina cement, perlite and aggregate, lower furnace (9) is to be made by general flame-proof thermal insulation material yellow mud and charcoal ash, upper furnace (8) and lower furnace (9) have the screw-like fin of four dextrorotation, when upper furnace (8) was installed on the lower furnace (9), every of the screw-like fin of upper furnace (8) and lower furnace (9) should be corresponding, matches on a helical curve.The height of upper furnace (8) is 200 millimeters, and bore is 230 millimeters in going up, and down interior bore is 240 millimeters, and the external diameter of upper furnace (8) is 290 millimeters, and the height of lower furnace (9) is 100 millimeters, and interior bore is 240 millimeters, and outer bore is 290 millimeters.The internal diameter of the hollow steel pipe of steam generating device (3) is 25 millimeters, thick 2.5 millimeters, the internal diameter that connects the hollow steel pipe of steam generating device (3) is 25 millimeters, thick 2.5 millimeters, the air inlet pipe (17) and the escape pipe (20) that connect steam generating device (3) are 10 millimeters of internal diameters, thick 1.5 millimeters steel pipe, the internal diameter of steam generating device are 230 millimeters.Slag wringing device (10) can be packed in the cooking stove easily, and the distance between the strand slag bar (23) is 95 millimeters, and the track of the tooth on the strand slag bar (23) is 80 millimeters, rotates the height that strand slag bar (23) can be regulated briquette.The internal diameter of chimney (1) is 100 millimeters, and external diameter is 122 millimeters, and the internal diameter of " U " shape pipe (21) is 10 millimeters in the chimney, and thick 1.5 millimeters, the arrangement mode of the heat absorbing sheet (22) on " U " shape pipe (21) can make waste gas and superheated vapor rise twist.Add an attemperator at water tank, can also improve its thermal efficiency.

The following You of honeycomb cooking stove You than Xian You of the present invention selects: can carry out simultaneously Zheng meal, cooking, hot water, the speed of getting angry is fast, and intensity of fire is big, flame is long, fire-sealing time is long, energy-saving coal saving, and the thermal efficiency reaches 66%, Wu dyes Xiao, Yi Yu industrialized mass, easy to use, installation and maintenance are easy, can not only burn no Yan Honeycomb briquet, also can burn You Yan honeycomb briquette briquette, lump coal, coking coal, firewood etc. Toxic emission reaches standard, can also collect carbon black.

Claims

1; a kind of cooking stove of using Honeycomb briquet; it comprises a furnace panel (7); a surrounded burning ring (6); a fire holding cycle (4); two flues (8); (9); a heat-insulation layer (5); an iron chassis (15); a stove supporting member (13); a grey chamber (12); a waste heat apparatus (16); a chimney (1); a slag wringing device (10); the present invention is characterised in that it also comprises a steam generating device (3); an air-supply member (11); the device for eliminating smoke and dust (2) that chimney is interior; a blowdown member (14); above-mentioned two flues (8); (9); upper furnace (8) is made by flame-proof thermal insulation material; lower furnace (9) is made by general flame-proof thermal insulation material; above-mentioned steam generating device (3) is made ring-type by hollow pipe (26); there is a dividing plate (19) centre of its hollow pipe (26); steam generating device (3) is installed on the upper furnace (8), and above-mentioned slag wringing device (10) is installed on the support in the grey chamber (12), and slag wringing device (10) by wrench (25) directly or drive strand slag bar (23) by gear (24) and rotate by the cutter tooth on the strand slag bar (23) with the cinder strand down; device for eliminating smoke and dust (2) in the above-mentioned chimney; made by " U " shape water pipe (21) and heat-absorbing member (22), above-mentioned air-supply member (11) is made by hollow pipe, and above-mentioned cooking stove can use moulded coal.

2, according to the described cooking stove of claim 1; it is characterized in that flue (8) (9) is by upper furnace (8); lower furnace (9) is formed; the height of upper furnace (8) is equivalent to the height of 2 or 3 Honeycomb briquets; the height of lower furnace (9) is equivalent to the height of 1 Honeycomb briquet; the inner face of upper furnace (8) is made taper; the following interior bore of upper furnace (8) is greater than bore in last; the following interior bore of the upper furnace (8) of the interior bore of lower furnace (9) is the same, and upper furnace (8) is the same with the external diameter of lower furnace (9).

3,, it is characterized in that the inwall of above-mentioned upper furnace (8) lower furnace (9) can be made the light face, or make one or some fins according to the described cooking stove of claim 2; To make 1 or some screw-like fins is best, and upper furnace (8) is with after lower furnace (9) overlaps, and fin will be on straight line or curve.

4, according to the described cooking stove of claim 3, it is characterized in that upper furnace (8), lower furnace (9) has the screw-like fin of four dextrorotation.

5, cooking stove according to claim 1, it is characterized in that steam generating device (3) is made up of one or more layers hollow pipe (26) of making ring-type, have at least a place blocked (19) to block in the inside of hollow pipe (26), on the multilayer steam initial ring supporting member is arranged, hollow pipe (26) at a place or the perforate of some places levels hollow pipe (26) is linked.

6, according to the described cooking stove of claim 1, it is characterized in that above-mentioned slag wringing device comprises a wrench (25), gear (24) and strand slag bar (23), the tooth on the strand slag bar (23) can be whole or separate with strand slag bar axle, rotate wrench (25), strand slag bar (23) rotates the strand slag.

7, according to the described cooking stove of claim 1, it is characterized in that the device for eliminating smoke and dust (2) in the above-mentioned chimney (1), make by hollow water pipe of one " U " shape (21) and heat-absorbing member (22), heat-absorbing member (22) is fixed on " U " shape pipeline (21), heat-absorbing member (22) arrangement mode rises waste gas and the superheated vapor in the flue twist, and carbon black is adsorbed on the heat-absorbing member (22).

8, according to the described cooking stove of claim 1, the member (11) that it is characterized in that blowing is installed in the below at the center of flue (8), (9) internal diameter, and its height can produce semiwater gas and is advisable superheated vapor and air can be delivered to burning briquette center.

9, constitute by ironcasting according to the described slag wringing device of claim 1 (11).

10, according to the described cooking stove of claim 1, it is characterized in that respectively superheated vapor being delivered to air-supply member (11) by the escape pipe (20) of drawing on the steam generating device (3), chimney (1) transfers out superheated vapor, boiled dinner product and washes water open.