CN208139258U - A kind of connection structure of gasification furnace and combustion furnace - Google Patents

Abstract

The utility model provides the connection structure of a kind of gasification furnace and combustion furnace, it include combustion furnace, combustion furnace external symmetry is communicated with gasification furnace, oxygen supply box is provided with below combustion furnace, burning furnace chamber top is connected to by gas inlet pipeline with gasification furnace chamber top, gasification furnace chamber middle and lower part inside secondary oxygen supply pipeline and oxygen supply box by being connected to, and lower part inside an oxygen supply pipeline and oxygen supply box by being connected to.The utility model can carry out full combustion to biomass fuel, and the generation of the impurity such as gas tar, flue dust is less, and structure is simple, low in cost.

Description

A kind of connection structure of gasification furnace and combustion furnace

Technical field

The utility model relates to a kind of kitchen range, and in particular to a kind of connection structure of gasification furnace and combustion furnace.

Background technique

Currently, in the market the kitchen range that are formed by connecting of widely used gasification furnace and combustion furnace there are following defects：（1）Coal The more problem of the impurity such as gas tar, flue dust be easy to cause gas pipeline blocking, the corrosion kitchen range such as gasification furnace and combustion furnace, with And the problems such as atmosphere pollution is be easy to cause after discharging；（2）Gasification furnace internal temperature is higher, causes to launch life into combustion furnace The problem of biomass fuel inconvenience；（3）It is insufficient to the burning of biomass fuel in combustion furnace, while air shooter road length, It is easy to cause the wood tar generated after burning to be attached in combustion furnace and gasification furnace, is not easy the problem of cracking.

Summary of the invention

A kind of connection structure of gasification furnace and combustion furnace that in order to overcome the deficiencies of the prior art, the utility model provides, Full combustion can be carried out to biomass fuel, the generation of the impurity such as gas tar, flue dust is less, and structure is simple, low in cost.

The technical scheme that the utility model is provided is as follows：

A kind of connection structure of gasification furnace and combustion furnace, includes combustion furnace, and combustion furnace external symmetry is communicated with gasification furnace, Oxygen supply box is provided with below combustion furnace, burning furnace chamber top is connected to by gas inlet pipeline with gasification furnace chamber top, gas Change furnace chamber middle and lower part by being connected to inside secondary oxygen supply pipeline and oxygen supply box, lower part passes through in an oxygen supply pipeline and oxygen supply box Portion's connection.

Further, combustion furnace is cylindrical, inside be coaxially arranged with dedusting collecting vessel, setting inside dedusting collecting vessel Opening up burning bucket dedusting collecting vessel is separated into combustion chamber and cigarette ash chamber, the combustion chamber is by being positioned above and set The outlet combustion tube set at the top of combustion furnace is connected to outside, and the ash hole being arranged by its bottom end and cigarette ash chamber connect It is logical.

Further, gas disk is provided at the top of dedusting collecting vessel, gas disk, outlet combustion tube upper side wall, dedusting are collected Bucket surrounds a ring cavity between top surface, which is oxygen supplying chamber three times, and the external oxygen supplying tube three times being arranged will three times Oxygen supplying chamber be connected to oxygen supply box, and the hole of oxygen supply three times on outlet combustion tube upper side wall will be three times inside oxygen supplying chamber and outlet combustion tube Connection, oxygen supply box also pass through oxygen supply pipeline and are connected to air-introduced machine.

Further, the cigarette ash chamber positioned at combustion furnace lower part is also provided with ash hole.

Further, gasification furnace intracavity bottom is provided with grate, inner cylinder is equipped on the grate, between gasification furnace and inner cylinder It is provided with spacer ring, the annular compartment surrounded between inner cylinder side wall, gasification furnace sidewall, spacer ring and grate is secondary oxygen supplying chamber, is located at Gasification furnace chamber below grate is an oxygen supplying chamber, and secondary oxygen supplying chamber is connected to by secondary oxygen supply pipeline with oxygen supply box, once Oxygen supplying chamber is connected to by an oxygen supply pipeline with oxygen supply box, and secondary oxygen supplying chamber inside the stomata and inner cylinder on inner cylinder side wall by connecting Logical, an oxygen supplying chamber is connected to by stomata and the inner cylinder inside opened up on grate.

Further, bell is additionally provided on gasification furnace top end part.

Further, the central axis of the central axis of inner cylinder and gasification furnace is on the same line.

Further, ash hole is also provided with outside an oxygen supplying chamber.

The utility model principle：

Agricultural crop straw of the utility model to crush, dried burns to fuel as fuel, and by combustion furnace； Since oxygen supply box passes through an oxygen supply pipeline, secondary oxygen supply pipeline respectively to supplying oxygen in gasification furnace, air is in gasification furnace It is upwardly formed swirling eddy, and is delivered in combustion chamber and is supplied oxygen, swirling eddy effectively can avoid gas tar from being attached to gas Change on furnace；Meanwhile supplying oxygen box and outlet combustion tube is supplied oxygen by oxygen supply pipeline three times, accelerated combustion indoor biological fuel Burning, therefore combustion furnace in burning it is more abundant, the impurity such as gas tar, flue dust generate it is less.

The beneficial effects of the utility model：

1. in the utility model, due to burning sufficiently in combustion furnace, gasification furnace internal temperature is higher, a small amount of coal gas, coke The impurity such as oil are easy rapid cleavage, while furnace gases conveyance conduit is extremely short, therefore will not finally generate in combustion furnace and gasification furnace Wood tar solves and be easy to cause gas pipeline blocking, the corrosion kitchen range such as gasification furnace and combustion furnace, and is easy after discharging The problems such as causing atmosphere pollution, and the wood tar generated after burning is caused to be attached in combustion furnace and gasification furnace, it is not easy to crack The problem of；

2. in combustion, since gasification furnace internal temperature is higher, and generation gas is used alternatingly by two gasification furnaces Stream solves the problems, such as to launch biomass fuel inconvenience from upper furnace because of combustion chamber high temperature.

3. gasification furnace uses direct-fired gasification, the grinding dry of branch, agricultural crop straw can be used, user is greatly saved The spending of shaped fuel is bought, should, and in high-temperature region, the cracking gasification, therefore furnace body quickly under tube wall high temperature of a small amount of wood tar It is interior to generate wood tar.

Detailed description of the invention

The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing In：

Fig. 1 is the structural schematic diagram of the connection structure of gasification furnace and combustion furnace described in the utility model；

Fig. 2 is the top view of Fig. 1.

Specific embodiment

The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right It is required that the multitude of different ways for limiting and covering is implemented.

As shown in Figure 1 and Figure 2, the connection structure of a kind of gasification furnace and combustion furnace includes combustion furnace 1, burning 1 external symmetry of furnace is communicated with gasification furnace 2, oxygen supply box 3 is provided with below combustion furnace 1,1 inner cavity top of combustion furnace passes through gas inlet pipe Road 4 is connected to 2 inner cavity top of gasification furnace, and 2 inner cavity middle and lower part of gasification furnace passes through to be connected to inside secondary oxygen supply pipeline 5 and oxygen supply box 3, Lower part inside an oxygen supply pipeline 6 and oxygen supply box 3 by being connected to.

Combustion furnace 1 is cylindrical, inside be coaxially arranged with dedusting collecting vessel 19, what is be arranged inside dedusting collecting vessel 19 opens Dedusting collecting vessel 19 is separated into combustion chamber 8 and cigarette ash chamber 9 by mouth burning bucket 7 upward, the combustion chamber 8 by being positioned above and The outlet combustion tube 10 being arranged on 1 top of combustion furnace is connected to outside, and the ash hole 11 and cigarette that are arranged by its bottom end Grey room 9 is connected to；Cigarette ash chamber 9 positioned at 1 lower part of combustion furnace is also provided with ash hole.

Gas disk 20, gas disk 20,10 upper side wall of outlet combustion tube, dedusting collecting vessel are provided at the top of dedusting collecting vessel 19 A ring cavity is surrounded between 19 top surfaces, which is that oxygen supplying chamber 21, the external oxygen supplying tube three times 22 being arranged will three times Three times oxygen supplying chamber 21 with oxygen supply box 3 be connected to, the hole of oxygen supply three times 24 on 10 upper side wall of outlet combustion tube will three times oxygen supplying chamber 21 and It is connected to inside outlet combustion tube 10, oxygen supply box 3 is also connected to by oxygen supply pipeline 23 with air-introduced machine 13.

2 intracavity bottom of gasification furnace is provided with grate 14, is equipped with inner cylinder 15 on the grate 14, the central axis of inner cylinder 15 with The central axis of gasification furnace 2 is on the same line；Spacer ring 16,15 side wall of inner cylinder, gasification are provided between gasification furnace 2 and inner cylinder 15 The annular compartment surrounded between 2 side wall of furnace, spacer ring 16 and grate 14 is secondary oxygen supplying chamber 17, the gasification furnace positioned at 14 lower section of grate 2 inner cavities are an oxygen supplying chamber 18, and secondary oxygen supplying chamber 17 is connected to by secondary oxygen supply pipeline 5 with oxygen supply box 3, and one time oxygen supplying chamber 18 is logical It crosses an oxygen supply pipeline 6 to be connected to oxygen supply box 3, secondary oxygen supplying chamber 17 inside the stomata and inner cylinder 15 on 15 side wall of inner cylinder by connecting Logical, an oxygen supplying chamber 18 passes through to be connected to inside the stomata and inner cylinder 15 opened up on grate 14；It is also provided with outside oxygen supplying chamber 18 Ash hole；Gasification furnace is additionally provided with bell 12 on 2 top end part.

It when the utility model is used, is fuel from 1 top of combustion furnace investment using crushing, dried agricultural crop straw, and It is burnt by combustion furnace 1 to fuel；Since oxygen supply box 3 passes through an oxygen supply pipeline 6, secondary oxygen supply pipeline 5 respectively to gas Change and supplied oxygen in furnace 2, air is upwardly formed swirling eddy in gasification furnace 2, and is delivered in combustion chamber 8 and is supplied oxygen；Together When, oxygen supply box 3 supplies oxygen outlet combustion tube 10 by oxygen supply pipeline 22 three times, can speed up the combustion of 8 endogenous substance of combustion chamber The burning of material, therefore burning is more abundant in combustion furnace 1, the impurity such as gas tar, flue dust generate less；Inside gasification furnace Temperature is higher, and in order to avoid combustion chamber high temperature launches biomass fuel inconvenience from upper furnace, general two gasification furnaces are handed over For using generation air-flow.

Claims (8)

1. the connection structure of a kind of gasification furnace and combustion furnace includes combustion furnace（1）, it is characterised in that：The combustion furnace（1）Outside Symmetrical connection has gasification furnace（2）, combustion furnace（1）Lower section is provided with oxygen supply box（3）, the combustion furnace（1）Inner cavity top passes through combustion Gas admission line（4）With gasification furnace（2）The connection of inner cavity top, the gasification furnace（2）Inner cavity middle and lower part passes through secondary oxygen supply pipeline （5）With oxygen supply box（3）Inside connection, lower part pass through an oxygen supply pipeline（6）With oxygen supply box（3）Inside connection.

2. a kind of connection structure of gasification furnace and combustion furnace as described in claim 1, it is characterised in that：The combustion furnace（1） It is cylindrical, inside be coaxially arranged with dedusting collecting vessel（19）, dedusting collecting vessel（19）The opening up combustion of inside setting Burn bucket（7）By dedusting collecting vessel（19）It is separated into combustion chamber（8）And cigarette ash chamber（9）, the combustion chamber（8）By being positioned above and It is arranged in combustion furnace（1）Outlet combustion tube on top（10）It is connected to outside, and the ash hole being arranged by its bottom end （11）With cigarette ash chamber（9）Connection.

3. a kind of connection structure of gasification furnace and combustion furnace as claimed in claim 2, it is characterised in that：The dedusting collecting vessel （19）Top is provided with gas disk（20）, the gas disk（20）, outlet combustion tube（10）Upper side wall, dedusting collecting vessel（19）Top A ring cavity is surrounded between face, which is oxygen supplying chamber three times（21）, the external oxygen supplying tube three times being arranged（22）It will Oxygen supplying chamber three times（21）With oxygen supply box（3）Connection, outlet combustion tube（10）Oxygen supply hole three times on upper side wall（24）It will supply three times Oxygen room（21）With outlet combustion tube（10）Inside connection, the oxygen supply box（3）Also pass through oxygen supply pipeline（23）With air-introduced machine（13） Connection.

4. a kind of connection structure of gasification furnace and combustion furnace as claimed in claim 2, it is characterised in that：Positioned at combustion furnace（1） The cigarette ash chamber of lower part（9）It is also provided with ash hole.

5. a kind of connection structure of gasification furnace and combustion furnace as described in claim 1, it is characterised in that：The gasification furnace（2） Intracavity bottom is provided with grate（14）, the grate（14）On inner cylinder is installed（15）, gasification furnace（2）With inner cylinder（15）Between be arranged There is spacer ring（16）, inner cylinder（15）Side wall, gasification furnace（2）Side wall, spacer ring（16）And grate（14）Between the annular compartment that surrounds be Secondary oxygen supplying chamber（17）, it is located at grate（14）The gasification furnace of lower section（2）Inner cavity is an oxygen supplying chamber（18）, the secondary oxygen supplying chamber （17）Pass through secondary oxygen supply pipeline（5）With oxygen supply box（3）Connection, an oxygen supplying chamber（18）Pass through an oxygen supply pipeline（6） With oxygen supply box（3）Connection, the secondary oxygen supplying chamber（17）Pass through inner cylinder（15）Stomata and inner cylinder on side wall（15）Inside connection, Oxygen supplying chamber（18）Pass through grate（14）On the stomata and inner cylinder that open up（15）Inside connection.

6. the connection structure of a kind of gasification furnace and combustion furnace as claimed in claim 1 or 5, it is characterised in that：The gasification furnace （2）Bell is additionally provided on top end part（12）.

7. a kind of connection structure of gasification furnace and combustion furnace as claimed in claim 5, it is characterised in that：The inner cylinder（15）'s Central axis and gasification furnace（2）Central axis on the same line.

8. a kind of connection structure of gasification furnace and combustion furnace as claimed in claim 5, it is characterised in that：Oxygen supplying chamber （18）It is also provided with ash hole outside.