CN2079264U

CN2079264U - High-effect multi-function coal stove

Info

Publication number: CN2079264U
Application number: CN 90219071
Authority: CN
Inventors: 赫勇生
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-09-17
Filing date: 1990-09-17
Publication date: 1991-06-19

Abstract

The utility model relates to a domestic high-effect multi-function coal stove whose adjustable stove head is divided into an upper layer stove face and a lower layer stove face; the utility model is suitable for the putting of cookers with different types on the high-temperature zone with briquette; a reverse flame division fire ring can adjust the flame to flow to each part of a pot; the stable high-temperature zone can be formed on the stove head; the complete combustion status, the half combustion status and the banking fire status of a briquette stove can be controlled. Radiant heat is in the high-temperature zone of the position a narrow ring water heater arranged in the stove of the stove; upper part is heated by the flame heat; heat efficiency is high. A combined ash removing box has the advantages of removing ash with box type and ventilation with port type; the banking fire property is good; a division fire ash remover in a chimney can force the heat flow of the core segment of the chimney to rush at the inner wall of the chimney and rotationally ascends; the stroke of the heat flow in a cartridge heater is extended; the ash removing ring can remove the ash deposit in the chimney; the heat insulation of the ash layer can be prevented; the purpose of high efficiency and multifunction can be achieved.

Description

High-effect multi-function coal stove

The invention belongs to home-use high-efficiency multi-function moulded coal stove.

Before the present invention, the moulded coal stove that family cooks a meal and uses or warm oneself usefulness, its structure all adopts the bulk coal-fired type of furnace of traditional type, and is non-adjustable as the furnace roof flat, and flame directly enters chimney from burner hearth, and chimney is a hollow; The heating water furnace is the high external of full stove, and fire door is a single structure, uses inconvenient, these structures all are not suitable for the burning of moulded coal, because the calorific value of moulded coal is little a little less than diffusing coal and flare, but the moulded coal cigarette is little, aeration is good, and moulded coal is after compacting, and the spontaneous combustion time is long, self firepower is not low, if but still adopt said structure, and a large amount of heats are directly taken away, and heat loss is greater than heat utilization, be a significant wastage, and influence the popularization of moulded coal; It is reported, the moulded coal stove of existing market supply, heat utilization efficiency is many below 40%.

The purpose of this utility model is to provide a kind of home-use high-efficiency multi-function moulded coal stove, and the design of this moulded coal stove is the characteristics according to moulded coal burning, and some critical pieces of design improvement have improved the thermal absorptivity of moulded coal stove.The use of moulded coal is promoted quickly; This moulded coal stove mainly carries out reasonable structural design to furnace head structure, flame guiding, the arrangement of water heater, fiery soot blower of branch and the combined type fire door in the chimney, to obtain thermal utilization effect preferably.

Describe concrete structure of the present invention and burning, operating position in detail below in conjunction with accompanying drawing.

Fig. 1 is the cutaway view of high-efficiency multi-function moulded coal stove, and Fig. 2 is that chimney K is to vertical view.

The utility model is mainly by adjustable burner 1, back fire fire seperating ring 4, and narrow ring water heater 6, combined type ash disposal box 7 divides fiery soot blower 11, and ash discharging hole 12 forms.

Main points of the present invention are: adjustable burner 1 is reverse frustoconic, divides the up and down same blind roaster circle of two-layer furnace roof, can place respectively upper furnace ring 2 and lower stove circle 3, and the bottom of adjustable burner 1 is annular internal tooth breach 5, with adjustable burner 1 be that one consists of. Internal tooth breach length and width on the annular internal tooth breach 5 are measure-alike and distribute impartial; Back fire fire seperating ring 4 also is the cyclic metal piece of reverse frustoconic, the internal diameter of its small end equates with the combustion chamber external diameter, its big one week of end ring shape is also with impartial rectangular teeth, its cup depth does not wait, can fit with annular internal tooth breach 5, when rotation back fire fire seperating ring 4 is regulated mutual breach correspondence position, can change the air vent area; During adjusting, even if be adjusted to minimum air vent area, still can not be totally-enclosed, but leave certain ventilation, be unlikely to make coal gas to overflow. Because adjustable burner 1 is reverse frustoconic, along to have formed the cross section be triangle space, this space is communicated with outlet flue on the furnace outer wall of its round platform small end and back fire fire seperating ring 4 and the narrow ring water heater 6, and outlet flue is communicated with chimney. During Combustion of Mould Coal, flame rushes at the bottom of a pan by collar extension in the small end of back fire fire seperating ring 4, and regulating the relative air vent that forms by back fire fire seperating ring 4 and annular internal tooth breach 5, to return above-mentioned cross section be leg-of-mutton annular space, enters chimney through outlet flue again. Back fire fire seperating ring 4 not only can uniform distribution flame guiding cooker, the bottom of a pan, and can be according to natural wind to the size of stove fire thrust with to the needs of stove fire power, adjust the size of air vent area, thereby under little negative pressure, can guarantee that still flame is not pumped, the also artificially full burning of control type coal stove, partly burn or bank up a fire state. Half combustion state of three moulded coals can reach more than 6 hours after measured, but was convenient in the man in severe winter nobody the also uniform temperature in the holding chamber.

Narrow ring water heater 6 is flat and narrow annular hollow containers, places between combustion chamber and the furnace wall, and its position is to account for 1/3rd of combustion chamber height downwards from the combustion chamber upper edge.Narrow ring water heater 6 is the hollow container that is connected as a single entity with the ring-shaped cylindrical water heater 10 in the chimney outside; After can unloading burner 1, the whole taking-up makes this stove become common cooking stove, is convenient to maintenance and renovation, and disassembling section is convenient.Fill with yellow mud between narrow ring water heater 6 and the combustion chamber, and fill with perlite between the furnace outer wall, because the effect of internal interface raying heat, the flame heat that its top is returned by back fire fire seperating ring 4, outside by perlitic insulation effect, thermal efficiency height, thermal loss is little.Fill with perlite between combustion chamber and the furnace wall bottom of narrow ring water heater 6, plays insulation effect, and narrow like this ring water heater 6 does not absorb the heat of bottom moulded coal, can guarantee the completing combustion of bottom moulded coal, and waste heat is upwards emitted by the moulded coal hole.

Combined type ash disposal box 7 places the ash disposal mouth place of body of heater bottom, the similar cambered surface drawer of configuration, and being used to contain coal ash can extract out; The poor performance because the drawer mouth is banked up a fire need be opened during with fire, is not suitable for the moulded coal stove, offers shutter 8 on the box face of combined type ash disposal box 7 for this reason, ventilate when supplying with fire, but the commercially available universal miniature air blast of urgently needed fiery fashion adapted; The cambered surface and the furnace wall cambered surface of combined type ash disposal box 7 tightly fit, and be fastening with the movable tight snap close 9 of a knob, can guarantee its closure.Shutter 8 is normally closed with the board plug type iron plate.It is grey that this device had both realized that boxlike fell, and keeps indoor cleaning, can reach the convenience of air intake, air blast again, and guarantee the performance of banking up a fire of moulded coal stove.

Dividing fiery soot blower 11 is the fiery ash handling equipments of branch that are placed in the chimney, and it is made up of band spiral fluted fire seperating cone body 14, ash disposal ring 15, the fiery soot blower connecting rod 17 of branch, dowel 16; Divide fiery soot blower connecting rod 17 that the welding of two components fire ash handling equipment is connected as a single entity.Fire seperating cone body 14 is to form with the sheet metal seam, and maximum diameter is 1/2nd of stove chimney footpath; Ash disposal ring 15 is to be welded into steel wire, is one by dowel 16 with 14 seam of fire seperating cone body; Ash disposal ring 15 diameters are slightly less than the chimney internal diameter; During the moulded coal burning, the flame of chimney core is branched on the inwall by fire seperating cone body 14, and with the adherent rising of helical trajectory, has prolonged the stroke of flame in chimney, helps the heat that ring-shaped cylindrical water heater 10 absorbs the chimney core.Regularly open ash discharge flap 13, pulling divides fiery soot blower connecting rod 17 up and down, removes the dust stratification of chimney inside, and cigarette ash is discharged from ash discharging hole 12, prevents the heat insulation of cigarette ash.

High-efficiency multi-function moulded coal stove of the present invention, compare with the moulded coal stove of prior art, have burner and can adapt to dissimilar cookers, cook a meal and use thermal efficiency height, the flame walking of circling round on top, furnace wall, form stable high-temperature region, advantages such as water heater absorbs the waste heat of moulded coal fully, cooks, warms oneself and neglect neither, and combined type ash disposal box has ash disposal, cleaning, air blast is convenient, the performance of banking up a fire is good, reached efficient, energy-conservation, purpose easily, moulded coal has been promoted to be played positive role.

Embodiment:

With the method for machining, replace foundry goods with iron charge, manufacture experimently into one in sample stove.All with iron charge processing, its furnace body outer wall is made with thick 0.8 millimeter galvanized iron for adjustable burner, back fire fire seperating ring, fire bars and furnace bottom; The water heater inwall is with thick 2 millimeters, and outer wall is welded into thick 1 millimeter aluminium sheet; Combustion chamber can hold three moulded coals with commercially available 100 millimeters general fire-resistant cores of moulded coal stove; The ash disposal ring is to be welded into No. 8 iron wires, the iron sheet seam of fire seperating cone body and function 1 millimeters thick, filler is a perlite in the body of heater, whole stove is high 410 millimeters, 280 millimeters of burner outside diameters, 240 millimeters of small ends, 240 millimeters of body of heater external diameters, 5.1 liters of water heater total capacities, water inlet 280 millimeters apart from ground, overhead 1400 millimeters of delivery ports.

Implementation result: with three 100 millimeters standard moulded coals, measure through city fuel corporation, add calorific capacity 11.118 kilocalories of 0.25 kilogram of kindling, to obtain heat with evaporation water be 2331.18 kilocalories to fire used for cooking on the burner, heat utilization efficiency is 20.97%, heater obtains heat 4422 kilocalories, and heat utilization efficiency is 39.77%, directly comprehensive heat utilization efficiency reach 60.74%(survey the back waste heat and between obtain heat and disregard) surpass national regulation moulded coal heat utilization efficiency 15.74%.This moulded coal stove can reach the usefulness of cooking a meal, hot water (have a bath, warm oneself) is neglected neither, and can realize singly doing the combining form of cooking a meal with stove or multi-purpose heating furnace, put on the relative chimney of a fire door left side, put on the right side, postposition all can be used, and makes up easy to adjustly, and the performance of banking up a fire can reach 21 hours effect.

Claims

1, a kind of high-efficiency multi-function moulded coal stove, its adjustable burner 1 bottom is equiped with back fire fire seperating ring 4, top between combustion chamber and the furnace outer wall is equipped with narrow ring water heater 6, combined type ash disposal box 7 is equipped with in the body of heater bottom, the fiery soot blower 11 of branch is housed in the chimney, it is characterized in that adjustable burner 1 is double-deck furnace roof, can put upper furnace ring 2 and following stove circle 3 respectively, it and annular internal tooth breach 5 are that one constitutes; Back fire fire seperating ring 4 fits with annular internal tooth breach 5; Narrow ring water heater 6 is that inside is connected as a single entity with ring-shaped cylindrical water heater 10; Combined type ash disposal box 7 is one with shutter 8; Divide fiery soot blower 11 to be by fire seperating cone body 14, ash disposal ring 15, dowel 16, to divide fiery soot blower connecting rod 17 one to constitute.

2, according to the said high-efficiency multi-function moulded coal of claim 1 stove, it is characterized in that rectangular indentation around the back fire fire seperating ring 4 and the breach on the annular internal tooth breach 5 fit, breach length and width on the annular internal tooth breach 5 are measure-alike and distribute impartial, back fire fire seperating ring 4 is reverse frustoconics, its big one week of end ring shape is the breach of band rectangular teeth, and the cup depth of this breach does not wait.

3, according to the said high-efficiency multi-function moulded coal of claim 1 stove, the storing position that it is characterized in that narrow ring water heater 6 is to account for 1/3rd of combustion chamber height downwards from the combustion chamber upper edge.

4,, it is characterized in that combined type ash disposal box 7 is that the box face is provided with shutter 8 and tightens on the furnace wall with movable tight snap close 9, can extract out according to the said high-efficiency multi-function moulded coal of claim 1 stove.

5,, it is characterized in that fire seperating cone body 14 is to make band spiral fluted inverted cone with sheet metal according to the said high-efficiency multi-function moulded coal of claim 1 stove.

6, according to the said high-efficiency multi-function moulded coal of claim 1 stove, the diameter that it is characterized in that ash disposal ring 15 is slightly less than the chimney internal diameter, it is to link to each other with fire seperating cone body 14 by dowel 16, and two fire seperating cone bodies 14 are connected as a single entity by a minute fiery soot blower connecting rod 17, places the device in the chimney.