CN2359565Y - Air steam tubulation type straw gas producer - Google Patents

Air steam tubulation type straw gas producer Download PDF

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Publication number
CN2359565Y
CN2359565Y CN 98250802 CN98250802U CN2359565Y CN 2359565 Y CN2359565 Y CN 2359565Y CN 98250802 CN98250802 CN 98250802 CN 98250802 U CN98250802 U CN 98250802U CN 2359565 Y CN2359565 Y CN 2359565Y
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CN
China
Prior art keywords
air
furnace
mentioned
burner hearth
heater
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Expired - Fee Related
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CN 98250802
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Chinese (zh)
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管宗颉
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Individual
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Individual
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Abstract

The utility model relates to an air steam row tube type straw gas generating furnace, which belongs to a burning device and is used for utilizing plant straw to prepare gas. The utility model is characterized in that the stove is composed of an upper furnace body, a middle furnace body and a lower furnace body, wherein, the upper furnace body is provided with feed hopper and is provided with an upper furnace chamber in the interior; the middle furnace body is provided with a gas outlet, a water inlet pipe and a water overflow pipe and is provided with a middle furnace chamber, a hot air and a steam inlet chamber row pipes, an inner and an outer water cavities in the interior, and an annular sandwich wall lengthways running through the furnace chamber; the lower furnace body is provided with double layers of furnace grates and a sealed ash exhaust door. The feed hopper, the upper and the middle furnace chambers are all in the shape of an inverted truncated cone body; the middle furnace chamber has two tapers. The utility model has the advantages of scientific and reasonable design, optimal gasification conditions, high heat energy utilization and gas conversion rate, easy cleaning, long service life, etc. An integrated circuit N3 is simultaneously connected with FM aural signals in a television; the aural signals are output after processed. The integrated circuit can be loaded in an ordinary television for receiving 'Liyin' stereo/double speech programs played by television stations; simultaneously, the circuit is irrelevant to the original circuits of the television. The utility model can refit televisions without considering the 'Liyin' function on design. The utility model has the characteristics of favorable performance, low cost, convenient installation, strong universality, etc.

Description

Air vapor shell and tube stalk gas generating furnace
A kind of air vapor shell and tube stalk gas generating furnace belongs to the combustion apparatus technical field, is mainly used in to utilize the plant straw preparation can be for generating, heating, and industrial heating, particularly rural area are concentrated and supplied with the heat up water combustion gas of usefulness such as cooking of every family.
In the prior art, external the forties promptly is useful on farm, heating of villages and small towns collective and the similar device of the application; The domestic research of also carrying out this respect since the early 1990s.Through look into the Chinese patent communique find existing similar technique in first to file.But compare with the invention, all have some technical problems to some extent: if any chamber design unreasonable, be prone to " bridging ", cause " wind-tunnel ", cause the combustion gas quality instability; The not consideration raw material that has is in burning (oxidation)---and need the problem of a stable high-temperature field in gasification a series of thermochemical process such as (reduction), do not establish heat-insulation layer in the burner hearth; The problem of not considering energy balance and comprehensive utilization in the gasification that has, the direct extraction out of the high-temperature fuel gas that produces in the stove seen off, and not preheating of cold air promptly enters in the stove, a large amount of heat energy had so both been wasted, reduced the combustion gas conversion ratio again, and caused the with low quality of prepared combustion gas: though have be provided with water cavity (or water jacket) because unreasonable not the having of design should have effect, be difficult to guarantee that the balance of water and steam is supplied with in the gas-making process, in addition cause easily stop burning, accident such as blowing out; The fire grate unreasonable structure that also has can not guarantee that deslagging is unimpeded, and gasification furnace can't be realized long-term running continuously.The stalk gas generating furnace that the applicant a few days ago declares owing to adopted combustion gas tubulation and combustion gas to gather ring pipe, has thing such as tar to adhere to unavoidably on these inside pipe walls, and easy cleaning not.
The purpose of this utility model is to provide a kind of design science reasonable, and structure is simpler, and is stable and reliable for performance, be convenient to clean, aerogenesis quality height can overcome existing variety of issue in the prior art, has more the air vapor shell and tube stalk gas generating furnace of practical value.
Characteristic and heat energy according to the plant straw transform basic principle, at existing questions in the prior art, basic design of the present utility model is: just further transform on the basis of application stalk gas generating furnace soon the applicant: the write off combustion gas gathers ring pipe and combustion gas tubulation, change into combustion gas under fire grate through being located at the combustion gas on the furnace bottom return inlet turn back in air after body of heater inner chamber and the preheating and steam sufficient heat exchange after the gas outlet discharge; In changing burner hearth one tapering always wall be two taperings walls and to change its former only circle air inlet hole suitable for reading be next circle steam inlet, a last circle HAI Heated Air Intake hole always; Changing former half lifting annular gap wall is the annular gap wall of up/down perforation, change former air after the secondary preheating and reenter burner hearth for to go into burner hearth from second preheating zone that is positioned at interlayer through tubulation after heat exchange zone between middle burner hearth sidewall and the interlayer wall and vapor mixing, the interior water cavity of annular that changes former opened type is that interior water cavity of closed annular and the tubulation of steam through being connected with this chamber enter burner hearth.
Air vapor shell and tube stalk gas generating furnace described in the utility model, from top to bottom successively by its suitable for reading be equipped with to be inverted hollow frusto-conical feed hopper 1 and to be equipped with in it suitable for readingly be inverted the upper furnace body 3 of hollow frusto-conical upper furnace 4 and have gas outlet 7 with a circle air inlet hole 2, water inlet pipe 17, the middle body of heater 9 of burner hearth 16 and the lower furnace body 22 that is loaded on the double-deck furnace double-edged fine-toothed comb 21 below it and sealing ash-draining gate 23 is housed constituted during be equipped with at overflow pipe 18 and center, and on above-mentioned, in, down three bodies of heater are fused mutually by flange, it is characterized in that this stove between two sidewalls of above-mentioned middle body of heater 9 and middle burner hearth 16 by outer and in also be equipped with successively pass through in body of heater 9 inner chambers and reach water cavity 13 outside triangular in shape annular of a wall cross section in order to the annular gap wall 19 that is separated out second air preheating area 8 with its parallel sidewalls, the lower end has the air inlet upper end that is connected with above-mentioned second air preheating area 8 to have hot-air hand-hole 10 to go into thorax tubulation 14 with the hot-air that middle burner hearth 16 is connected, in the lower end is logical the water cavity upper end steam multitube 15 that steam inlet 11 is connected with middle burner hearth 16 is arranged and be looped around in burner hearth 16 bottoms peripheral and be a wall and by water cavity 12 in pipeline and the closed ring that above-mentioned annular outer water cavity 13 is connected with its sidewall.
Above-mentioned middle burner hearth 16 its places suitable for reading are provided with a circle hot-air hand-hole 10 and a circle steam inlet 11 that is arranged above and below, its inner chamber top is two different inverted hollow frusto-conical of tapering with the middle part and the bottom is cylindric, and three ones of upper, middle and lower are connected as a single entity and heat-insulation layer 24 all is housed on their inwall.
Its cross section of being made up of the sidewall of above-mentioned upper furnace body 3 sidewalls and part furnace bottom and bell and upper furnace 4 is between polygonal first air preheating area 5 and above-mentioned second air preheating area 8 that is separated out by annular gap wall 19 and is connected by air duct 6.
Be provided with combustion gas on the furnace bottom of the middle body of heater 9 in above-mentioned annular gap wall 19 and annular between the water cavity 12 and return hand-hole 20, combustion gas in this furnace chamber above hole with tubulation in preheating after air and the steam sufficient heat exchange after can send through above-mentioned gas outlet 7.
The utility model has the advantages that: the structural design novelty, science, rationally, various low-quality biomass materials are transformed under the heat chemistry condition of the best and gasify, heat energy utilization rate and combustion gas conversion ratio are all high, combustion gas quality is good and stable, the stove dependable performance, workable, fault rate is low, of many uses, particularly rural area generating both can be used for generating electricity, the central heating heating of town dweller district, industrial heating, can be the heating etc. of cooking of heating up water of the above rural area central gas supply in 100 families again, the energy savings that both can turn waste into wealth can alleviate environmental pollution again, can also reduce the combustion gas production cost, since write off combustion gas gather ring pipe and combustion gas tubulation, hot-air and the steam of combustion gas in furnace chamber and in tubulation carries out heat exchange, not only heat exchange is abundant, the heat energy utilization rate further improves, and attached to the thing easy cleanings such as tar on the tubulation outer wall, the maintenance of being more convenient for increases the service life.
Accompanying drawing is the vertical vertical profile sectional schematic diagram of one of the utility model most preferred embodiment assembling back bulk shape structure.
Further describe architectural feature of the present utility model as follows with most preferred embodiment in conjunction with the accompanying drawings: active boiler steel plate welding all be tubular and by method indigo plant link together on, in, following three bodies of heater 3, in 9 and 22, the place suitable for reading of upper furnace body 3 adorns the feed hopper 1 of the inverted hollow frusto-conical that a usefulness welded steel plate forms, adorn the inverted hollow frusto-conical and the nearly upper furnace 4 that is provided with 12 air inlet holes 2 of a circle suitable for reading of a usefulness steel plate welding fabrication in this body of heater 3, this burner hearth sidewall and upper furnace body 3 sidewalls and part furnace bottom and loam cake are formed its cross section and are first air preheating area 5 of polygon around upper furnace, and this district is connected with the upper furnace 4 and second air preheating area 8 respectively by above-mentioned air inlet hole 2 and the air duct 6 that is located on the furnace bottom; On its sidewall, have gas outlet 7, water inlet pipe 17, be equipped with in the middle body of heater 9 of overflow pipe 18 that place suitable for reading establishes 12 hot-air hand-holes 10 of circle and a circle also is 12 steam inlets 11, its inner chamber top and middle part are tapering, and different (the top tapering is bigger, the middle part tapering less) two inverted hollow frusto-conical and the bottom is cylindric, on, in, the middle burner hearth 16 of the steel plate matter of following three heat-insulation layers 24 that are connected as a single entity and all are equipped with on their inwall passes through middle body of heater 9 inner chambers and reaches water cavity 13 outside the annular of wall cross section sheet metal matter triangular in shape with its parallel sidewalls in order to the annular gap wall 19 that is separated out second air preheating area 8 by sheet metal matter also is housed in outer the reaching successively between burner hearth 16 and the middle sidewall of the furnace body in this, the lower end has air inlet to be connected with above-mentioned second preheating zone 8, and the upper end has that hot-air hand-hole 10 is connected with middle burner hearth 16 one encloses 12 air and go into thorax tubulation 14, in the lower end is logical the water cavity upper end 12 steam multitubes of a circle 15 that steam inlet 11 is connected with middle burner hearth 16 are arranged and be looped around in burner hearth 16 bottoms peripheral and be a wall and by water cavity 12 in thinner pipeline and the closed ring that above-mentioned annular outer water cavity 13 is connected with its sidewall; In this, be equipped with below the body of heater 9 by being welded with the ash disposal rake teeth on upper and lower two-layer and lower floor's fire bars and can the double-deck furnace double-edged fine-toothed comb 21 that fire grate that round steel that the track of the push-and-pull lower edge band roller that is exposed to the control stick outside the body of heater moves is welded is formed be installed in sealing; On the peripheral extremely middle body of heater furnace bottom between the above-mentioned annular gap wall 19 of this fire grate, be provided with combustion gas and return hand-hole 20; Sealing ash-draining gate 23 is housed on the sidewall of lower furnace body 22.The straw of the section of being broken into through feed hopper 1 go into upper furnace 4 and middle burner hearth 16 fully its ash of burning back through fire grate 21 and ash-draining gate 23 discharges, air by air admission hole 2 enter enter through 5 preheatings of first air preheating area are entered the 8 further preheatings of second air preheating area again by air duct 6 after that hot-air goes into that thorax tubulation and combustion gas sufficient heat exchange become high temperature air after hole 10 go in burner hearth 16; And water by water inlet pipe 17 go into outer water cavity 13 (excessive water is overflowed by overflow pipe 18) in tube connector is gone into water cavity 12 vaporization back steam through the steam that is connected with interior water cavity 12 go into enter by steam inlet 11 after thorax tubulation 15 and combustion gas sufficient heat exchange become high-temperature steam in burner hearth 16, the combustion gas that is produced comes out to return to enter the mouth through combustion gas 20 to be seen off by gas outlet 7 after air in body of heater inner chamber and the tubulation and the steam sufficient heat exchange returning from fire grate 21.
Change as present embodiment:
1, shape of the used raw material of each parts, inside and outside water cavity and tubulation etc. all can suitably change;
2, the quantity of air inlet hole, hot air inlet, steam inlet and two kinds of tubulations all can be at 6~20, change in the scope;
3, body of heater general shape size diameter can change in 1800~2500mm scope at 1000~1500mm height.

Claims (4)

1, a kind of air vapor shell and tube stalk gas generating furnace, from top to bottom successively by its suitable for reading be equipped with to be inverted hollow frusto-conical feed hopper [1] and to be equipped with in it suitable for readingly be inverted the upper furnace body [3] of hollow frusto-conical upper furnace [4] and have gas outlet [7] with a circle air inlet hole [2], water inlet pipe [17], the middle body of heater [9] of middle burner hearth [16] is equipped with at overflow pipe [18] and center and the lower furnace body [22] that is loaded on the double-deck furnace double-edged fine-toothed comb [21] below it and sealing ash-draining gate [23] is housed constitutes, and on above-mentioned, in, down three bodies of heater are fused mutually by flange, it is characterized in that this stove between two sidewalls of above-mentioned middle body of heater [9] and middle burner hearth [16] by outer and in also be equipped with successively and pass through middle body of heater [9] inner chamber and reach water cavity [13] outside triangular in shape annular of a wall cross section in order to the annular gap wall [19] that is separated out second air preheating area [8] with its parallel sidewalls, the lower end has air inlet to be connected with above-mentioned second air preheating area [8], and hot-air that the upper end has hot-air hand-hole [10] to be connected with middle burner hearth [16] is gone into thorax tubulation [14], there was the steam multitube [15] that steam inlet [11] is connected with middle burner hearth [16] the water cavity upper end and is looped around middle burner hearth [16] bottom peripheral and be a wall and the interior water cavity [12] of closed ring that is connected with above-mentioned annular outer water cavity [13] by pipeline with its sidewall in the lower end was logical.
2, air vapor shell and tube stalk gas generating furnace according to claim 1, it is characterized in that above-mentioned its place suitable for reading of middle burner hearth [16] is provided with a circle hot-air hand-hole [10] and a circle steam inlet [11] that is arranged above and below, its inner chamber top is two different inverted hollow frusto-conical of tapering with the middle part and the bottom is cylindric, and three ones of upper, middle and lower are connected as a single entity and heat-insulation layer [24] all is housed on their inwall.
3, air vapor shell and tube stalk gas generating furnace according to claim 1, it is pre-with above-mentioned second air that is separated out by annular gap wall [19] to it is characterized in that being polygonal first air preheating area [5] by its cross section that the sidewall of above-mentioned upper furnace body [3] sidewall and part furnace bottom and bell and upper furnace [4] is formed, and is connected by air duct [6] between hot-zone [8].
4, air vapor shell and tube stalk gas generating furnace according to claim 1 is characterized in that being provided with combustion gas on the furnace bottom of the middle body of heater [9] between the water cavity [12] in above-mentioned annular gap wall [19] and annular returns hand-hole [20].
CN 98250802 1998-12-30 1998-12-30 Air steam tubulation type straw gas producer Expired - Fee Related CN2359565Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 98250802 CN2359565Y (en) 1998-12-30 1998-12-30 Air steam tubulation type straw gas producer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 98250802 CN2359565Y (en) 1998-12-30 1998-12-30 Air steam tubulation type straw gas producer

Publications (1)

Publication Number Publication Date
CN2359565Y true CN2359565Y (en) 2000-01-19

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ID=33995184

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 98250802 Expired - Fee Related CN2359565Y (en) 1998-12-30 1998-12-30 Air steam tubulation type straw gas producer

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CN (1) CN2359565Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104791813A (en) * 2015-04-23 2015-07-22 刘洋 Exhaust incinerator
CN105526705A (en) * 2013-12-01 2016-04-27 刘备 Energy-saving environment-friendly water-steam two-purpose boiler
CN105737371A (en) * 2013-12-01 2016-07-06 刘备 Energy-saving and environment-friendly water-steam two-purpose boiler

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105526705A (en) * 2013-12-01 2016-04-27 刘备 Energy-saving environment-friendly water-steam two-purpose boiler
CN105546811A (en) * 2013-12-01 2016-05-04 刘备 Energy-saving environment-friendly water-steam dual-purpose boiler
CN105737371A (en) * 2013-12-01 2016-07-06 刘备 Energy-saving and environment-friendly water-steam two-purpose boiler
CN105546811B (en) * 2013-12-01 2017-11-28 张辉 A kind of energy-conserving steam boiler for dual purpose
CN104791813A (en) * 2015-04-23 2015-07-22 刘洋 Exhaust incinerator
CN104791813B (en) * 2015-04-23 2017-07-28 格林斯达(北京)环保科技有限公司 A kind of waste gas combustion furnace

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee