CN210424972U

CN210424972U - Biomass waste double-fire-layer gasification steam-burning boiler system

Info

Publication number: CN210424972U
Application number: CN201921103074.2U
Authority: CN
Inventors: 钱永祥; 钱晓烽
Original assignee: Wuxi Teneng Power Machinery Co ltd
Current assignee: Wuxi Teneng Power Machinery Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-28
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a two fire bed gasification of living beings waste material burn steam boiler system relates to boiler equipment technical field. The utility model discloses a two stoves, two stoves top intercommunication have interim feed bin, and two stoves inside intercommunication has the gas pipeline, and gas pipeline one end is connected with the high temperature combustion ware, and high temperature combustion ware exit end intercommunication has exhaust-heat boiler, and the exhaust-heat boiler upper end is equipped with steam outlet, and exhaust-heat boiler still is equipped with the exhanst gas outlet, and exhanst gas outlet one end is connected with the energy-saving appliance, and energy-saving appliance exit end intercommunication has the sack cleaner, and the sack cleaner exit end is connected with the draught. The utility model discloses earlier carry out twice high temperature oxygen deficiency burning with the waste material raw materials, the combustible gas burning that will produce again is used for the heating, has water ash discharge system and sack dust pelletizing system, and the ash discharge mode is clean stable, discharges and can be up to standard, not only can handle more multiple type of waste material raw materials, has better energy utilization moreover, can reach the environmental protection requirement simultaneously.

Description

Biomass waste double-fire-layer gasification steam-burning boiler system

Technical Field

The utility model belongs to the technical field of boiler equipment, especially, relate to a two fire bed gasification of living beings waste material burn steam boiler system.

Background

At present, the boiler combustion technology is commercialized in the world, plays an important role in the production of new biomass energy, needs a high-quality combustion technology to further promote the technical development of biomass fuels so as to meet the requirements of low cost, low pollutant emission and high efficiency, and has important significance for energy conservation and emission reduction. The biomass boiler is a kind of boiler, and a boiler using biomass energy as fuel is called a biomass boiler and is divided into a biomass steam boiler, a biomass hot water boiler, a biomass hot blast stove, a biomass heat-conducting oil furnace, a vertical biomass boiler, a horizontal biomass boiler and the like. In the using process of the existing biomass steam boiler, biomass fuel cannot be fully combusted, the types of waste materials and raw materials which can be treated are few, and meanwhile, the pollution is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a two fire bed gasification of living beings waste material burn steam boiler system has solved current living beings steam boiler at the in-process that uses, and biomass fuel can not obtain burning fully, and the waste material raw materials kind that can handle is few, causes the great problem of pollution simultaneously.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a two flame bed gasification of living beings waste material burns steam boiler system, including two stoves, two stove top end intercommunications have interim feed bin, two stove middle parts intercommunication gas pipeline one end, the gas pipeline other end is connected with the high temperature combustion ware, high temperature combustion ware exit end intercommunication has exhaust-heat boiler, the exhaust-heat boiler upper end is equipped with steam outlet, exhaust-heat boiler still is equipped with the exhanst gas outlet, exhanst gas outlet one end is connected with the energy-saving appliance, energy-saving appliance exit end intercommunication has the strap dust remover, strap dust remover exit end is connected with the draught fan.

Furthermore, a first air inlet is arranged at the bottom of the double-fire furnace, a second air inlet is arranged at the top of the double-fire furnace, the inlet end of the first air inlet is connected with the air blower, and the inlet end of the second air inlet is also connected with the air blower.

Further, the middle of the double-fire furnace is communicated with a water vapor bag, and one end of the water vapor bag is communicated with the first air inlet through a pipeline.

Further, a water ash discharging system is arranged at the bottom of the double-fire furnace.

Furthermore, the air inlet of the high-temperature combustor is also connected with a combustion-supporting fan.

Furthermore, an air outlet of the induced draft fan is communicated with a chimney.

The utility model discloses following beneficial effect has:

the utility model discloses earlier carry out twice high temperature oxygen deficiency burning with the waste material raw materials, the combustible gas burning that will produce again is used for the heating, has water ash discharge system and sack dust pelletizing system, and the ash discharge mode is clean stable, discharges and can be up to standard, not only can handle more multiple type of waste material raw materials, has better energy utilization moreover, can reach the environmental protection requirement simultaneously.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the biomass waste double-fire-layer gasification steam-burning boiler system of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a temporary storage bin, 2-a double furnace, 3-a steam bag, 4-a blower, 5-a first air inlet, 6-a second air inlet, 7-a water ash discharging system, 8-a high-temperature combustor, 9-a combustion-supporting fan, 10-a waste heat boiler, 11-a steam outlet, 12-an energy saver, 13-a bag-type dust remover, 14-an induced draft fan and 15-a chimney.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1, the utility model relates to a two flame bed gasification of living beings waste material burns steam boiler system, including two stoves 2, 2 top intercommunications of two stoves have interim feed bin 2, 2 middle parts of two stoves are passed through gas pipeline and high temperature combustor 8 intercommunication, 8 exit end intercommunications of high temperature combustor have exhaust-heat boiler 10, exhaust-heat boiler 10 upper end is equipped with steam outlet 11, exhaust-heat boiler 10 still is equipped with the exhanst gas outlet, exhanst gas outlet one end is connected with energy-saving appliance 12, energy-saving appliance 12 exit end intercommunication has strap dust remover 13, strap dust remover 13 exit end is connected with draught fan 14.

Wherein, 2 bottoms of two stoves are equipped with first air intlet 5, and 2 tops of two stoves are equipped with second air intlet 6, and the entrance point of first air intlet 5 passes through the pipeline and communicates with air-blower 4, and the entrance point of second air intlet 6 also communicates with air-blower 4 through the entrance point.

Wherein, the middle part of the double-fire furnace 2 is communicated with a steam pocket 3, and one end of the steam pocket 3 is communicated with a first air inlet 5 through a pipeline.

Wherein, the bottom of the double-fire furnace 2 is provided with a water ash discharging system 7.

Wherein, the air inlet of the high-temperature combustor 8 is also connected with a combustion fan 9.

Wherein, the air outlet of the induced draft fan 14 is communicated with a chimney 15.

One specific application of this embodiment is: biomass raw materials such as garbage, sludge and biomass waste firstly enter a temporary storage bin 1 and then enter a double-furnace 2, and the double-furnace 2 is a gasification furnace. Air blower 4 inputs the air into the gasification furnace body from first air inlet 5, and the raw materials carry out high temperature oxygen deficiency burning once in the furnace body bottom, is equipped with second air inlet 6 at gasification furnace body top, and under the effect of air blower 4, the raw materials are decomposed into volatile combustible gas under the condition that the secondary high temperature oxygen deficiency burning is carried out on gasification furnace upper portion, produce combustible gas such as carbon monoxide, hydrogen, methane after the burning. Because the high-temperature oxygen-deficient combustion is carried out twice, the high-temperature gas efficiency is better. The middle part of the double-furnace 2 is connected with a steam bag 3, part of steam generated by water jacket combustion is sent into a first air inlet 5, wastes such as ash and slag generated by combustion are conveyed out through a water ash discharging system 7, and the ash discharging mode is more stable and reliable. High-temperature fuel gas (the temperature is about 300-. The low-temperature flue gas generated by boiler combustion firstly enters the energy saver 12, effectively reduces the temperature, then enters the bag-type dust remover 13 for dust removal, and is discharged to the atmosphere through the chimney 15 under the action of the induced draft fan 14 after reaching a reasonable discharge standard. This two fire bed gasification of biomass waste burns steam boiler system can handle more multiple type of waste material raw materials, and the waste material is not only biomass particles, can also burn and handle mud and rubbish.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a two fire bed gasification of biomass waste burns steam boiler system, includes two stoves (2), its characterized in that: two stove (2) top intercommunication have interim feed bin (1), two stove (2) middle part intercommunication gas pipeline one end, the gas pipeline other end is connected with high temperature combustor (8), high temperature combustor (8) exit end intercommunication has exhaust-heat boiler (10), exhaust-heat boiler (10) upper end is equipped with steam outlet (11), exhaust-heat boiler (10) still are equipped with the exhanst gas outlet, exhanst gas outlet one end is connected with energy-saving appliance (12), energy-saving appliance (12) exit end intercommunication has sack cleaner (13), sack cleaner (13) exit end is connected with draught fan (14).

2. The biomass waste double-fire-layer gasification steam-burning boiler system according to claim 1, wherein a first air inlet (5) is arranged at the bottom of the double-fire furnace (2), a second air inlet (6) is arranged at the top of the double-fire furnace (2), the inlet end of the first air inlet (5) is connected with the blower (4), and the inlet end of the second air inlet (6) is also connected with the blower (4).

3. The biomass waste double-fire-layer gasification steam-burning boiler system according to claim 1, wherein the middle part of the double-fire furnace (2) is communicated with a steam bag (3), and one end of the steam bag (3) is communicated with the first air inlet (5) through a pipeline.

4. The biomass waste double-fire-layer gasification steam-burning boiler system according to claim 1, characterized in that the bottom of the double-fire furnace (2) is provided with a water ash discharging system (7).

5. The biomass waste double-fire-layer gasification steam-burning boiler system according to claim 1, wherein the air inlet of the high-temperature combustor (8) is further connected with a combustion fan (9).

6. The biomass waste double-fire-layer gasification steam-burning boiler system according to claim 1, wherein an air outlet of the induced draft fan (14) is communicated with a chimney (15).