CN213089807U

CN213089807U - Fluidized bed furnace based on fluidized bed combustion technology optimizes fluidized bed structure

Info

Publication number: CN213089807U
Application number: CN202021673381.7U
Authority: CN
Inventors: 李国安
Original assignee: Wuhan Anyang Technology Co ltd
Current assignee: Wuhan Anyang Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-30
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to a fluidized bed furnace based on boiling combustion technology optimizes boiling bed structure, including firing burning furnace main part and intercommunication chamber, the bottom of the inside of firing the furnace main part is provided with the installation cavity, the inside of the top of installation cavity firing the furnace main part is provided with the combustion chamber, the inside of firing the furnace main part between combustion chamber and the installation cavity is provided with two sets of blast chambers, the central point department fixed mounting at installation cavity top has the pipeline of slagging tap that extends into the combustion chamber inside, one side fixed mounting at burning furnace main part top has the hopper main part, the bottom fixed mounting of hopper main part has the charge-in pipeline that extends into the combustion chamber inside. The fluidized bed furnace based on the fluidized combustion technology for optimizing the fluidized bed structure enables fuel particles entering a combustion chamber to be subjected to suspension combustion under airflow formed by an air blower through the matched use of the air blower, an air distribution plate and the air blowing chamber, so that coal particles and coal slag jump up and down in a high-temperature state, rub with each other, collide with each other and crack, and are combusted from small to large.

Description

Fluidized bed furnace based on fluidized bed combustion technology optimizes fluidized bed structure

Technical Field

The utility model relates to a drying equipment handles technical field, concretely relates to fluidized bed furnace based on fluidized bed combustion technology optimizes fluidized bed structure.

Background

At present, the most common drying equipment used at home comprises rotary type (comprising a plurality of cylinders), a vertical drying tower, a chain plate movable type, and then fluid type and vibrating flow type equipment, wherein various dryers are different in drying adaptability to materials, the application range of the rotary type dryer is the widest and more than that of the rotary type dryer, the fluid type dryer is only suitable for drying materials with lighter density such as slag, and the like, the suspension type dryer mainly uses powdery materials, but is not suitable for drying granular materials with larger particles and materials with larger viscosity, and because a rotary part is easy to wear and large in drying unit energy consumption, the energy consumption is very small, the vibrating flow type and chain plate movable type drying equipment is limited in air inlet temperature and only can be used for drying waste residues, environment-friendly and other garbage and cannot be suitable for drying large-scale and industrial raw materials, and because the energy consumption of the simple drying equipment such as the vertical drying tower is high, The pollution is eliminated seriously, other drying devices have a common characteristic that the materials are in a violent motion state in the drying process, so the energy consumption is increased, the number of moving parts is large, the maintenance amount is large, meanwhile, a large amount of dust is generated, multi-stage dust removal or ultra-large area bag type dust removal equipment is required to be additionally arranged, the discharge can just maintain the production, so the dryer has complex process, large investment, high heat consumption and large pollution, in the drying equipment, the combustion chamber of the fuel is a core part, the combustion furnace of the drying machine on the market at present generally has the conditions of high requirement of the required fuel, low combustion efficiency and the like, therefore, the fluidized bed furnace which is wide in fuel use range and high in combustion efficiency and is based on the fluidized bed combustion technology and optimized in fluidized bed structure is urgently needed in the field of drying equipment at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a fluidized bed furnace based on fluidized bed combustion technology to solve the problems in the prior art.

The utility model discloses a following technical scheme realizes:

a fluidized bed boiler based on fluidized bed combustion technology optimization comprises a combustion furnace main body and a communicating cavity, wherein an installation cavity is arranged at the bottom inside the combustion furnace main body, a combustion chamber is arranged inside the combustion furnace main body at the top of the installation cavity, two groups of blast chambers are arranged inside the combustion furnace main body between the combustion chamber and the installation cavity, two groups of air blowers are fixedly installed inside the installation cavity, the input ends of the air blowers extend out of the side surface of the combustion furnace main body, the output ends of the air blowers extend into the blast chambers, a slag discharging pipeline extending into the combustion chamber is fixedly installed at the central position of the top of the installation cavity, a hopper main body is fixedly installed at one side of the top of the combustion furnace main body, a feeding pipeline extending into the combustion chamber is fixedly installed at the bottom of the hopper main body, and the communicating cavity is fixedly installed at one side of the combustion, the combustion furnace is characterized in that a communicating pipeline is arranged between the communicating cavity and the combustion furnace main body and extends to the inside of the communicating cavity, sliding grooves are formed in the upper side and the lower side of the inside of the communicating cavity, a partition panel is slidably mounted inside the sliding grooves, limiting clamping grooves are formed in the two sides of the partition panel, limiting bolts are rotatably mounted in the limiting clamping grooves and extend out of the communicating cavity.

Furthermore, an air distribution plate is fixedly arranged between the combustion chamber and the blast chamber, and air distribution holes are uniformly distributed on the surface of the air distribution plate.

Furthermore, the inside fixed mounting of charge-in pipeline has the partition piece, and the outside that the partition piece extends charge-in pipeline.

Furthermore, the front of the partition panel is fixedly provided with a limiting push sheet.

The beneficial effects of the utility model reside in that:

this fluidized bed furnace based on boiling combustion technology optimizes fluidized bed structure uses the fuel particle that makes the entering combustion chamber through the air-blower that sets up, the air distribution plate, cooperation between the blast chamber is used and is burnt under the air current that the air-blower formed, make coal cinder and cinder jump from top to bottom at the high temperature state, mutual friction, collision and schizolysis, by little and big until burning out, this kind of combustion method makes the area of contact increase between fuel and the air, the relative motion velocity of fuel is high, its dwell time in the combustion chamber inside is long, the combustion rate is fast, the burn-out rate is high, environmental protection more simultaneously, the waste of the energy has been reduced, and the fuel that this kind of combustion method adapted is wide, the condition of piling up for a long time of the inferior coal has been avoided.

In short, the technical scheme of the application solves the problems in the traditional technology by using a coherent and compact structure.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is a schematic cross-sectional view of A in FIG. 1 according to the present invention;

fig. 3 is a schematic top view of a in fig. 1 according to the present invention.

In the figure: 1. a hopper body; 2. a feed conduit; 3. a partition panel; 4. a combustion chamber; 5. a blast chamber; 6. a slag tapping pipeline; 7. a furnace body; 8. a communicating pipe; 9. a wind distribution plate; 10. a mounting cavity; 11. a blower; 12. a partition panel; 13. a chute; 14. a limit bolt; 15. a communicating cavity; 16. a limiting clamping groove; 17. and a limiting push sheet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the above description of the present invention, it should be noted that the terms "one side" and "the other side" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.

Referring to fig. 1-3, the present invention provides a technical solution: a fluidized bed boiler based on fluidized bed combustion technology optimization comprises a combustion furnace main body 7 and a communicating cavity 15, wherein an installation cavity 10 is arranged at the bottom inside the combustion furnace main body 7, a combustion chamber 4 is arranged inside the combustion furnace main body 7 at the top of the installation cavity 10, two groups of blast chambers 5 are arranged inside the combustion furnace main body 7 between the combustion chamber 4 and the installation cavity 10, two groups of air blowers 11 are fixedly installed inside the installation cavity 10, the input end of each air blower 11 extends out of the side surface of the combustion furnace main body 7, the output end of each air blower extends into the corresponding blast chamber 5, a slag discharging pipeline 6 extending into the combustion chamber 4 is fixedly installed at the central position of the top of the installation cavity 10, a hopper main body 1 is fixedly installed at one side of the top of the combustion furnace main body 7, a feeding pipeline 2 extending into the combustion chamber 4 is fixedly installed at the bottom of the hopper main body 1, and a communicating cavity 15 is, the communicating pipe 8 is arranged between the communicating cavity 15 and the combustion furnace main body 7, the communicating pipe 8 extends to the communicating cavity 15, sliding grooves 13 are formed in the upper side and the lower side of the inside of the communicating cavity 15, a partition plate 12 is slidably mounted in the sliding grooves 13, limiting clamping grooves 16 are formed in the two sides of the partition plate 12, limiting bolts 14 are rotatably mounted in the limiting clamping grooves 16, and the limiting bolts 14 extend out of the outside of the communicating cavity 15.

The utility model discloses in: an air distribution plate 9 is fixedly arranged between the combustion chamber 4 and the blast chamber 5, and air distribution holes are uniformly distributed on the surface of the air distribution plate 9.

The utility model discloses in: the inside fixed mounting of charge-in pipeline 2 has partition piece 3, and partition piece 3 extends the outside of charge-in pipeline 2.

The utility model discloses in: the front surface of the partition board 12 is fixedly provided with a limit push sheet 17.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A fluidized bed boiler based on fluidized bed combustion technology optimization fluidized bed structure, includes burning furnace main part (7) and intercommunication chamber (15), its characterized in that: the combustion furnace is characterized in that an installation cavity (10) is arranged at the bottom inside the combustion furnace main body (7), a combustion chamber (4) is arranged inside the combustion furnace main body (7) at the top of the installation cavity (10), two groups of blast chambers (5) are arranged inside the combustion furnace main body (7) between the combustion chamber (4) and the installation cavity (10), two groups of air blowers (11) are fixedly installed inside the installation cavity (10), the input end of each air blower (11) extends out of the side surface of the combustion furnace main body (7), the output end of each air blower extends into each blast chamber (5), a slag discharging pipeline (6) extending into the combustion chamber (4) is fixedly installed at the central position of the top of the installation cavity (10), a hopper main body (1) is fixedly installed at one side of the top of the combustion furnace main body (7), and a feeding pipeline (2) extending into the combustion chamber (4) is fixedly installed at the bottom of the hopper main, the hopper is characterized in that a communicating cavity (15) is fixedly mounted on one side, away from the hopper body (1), of the combustion furnace body (7), a communicating pipeline (8) is arranged between the communicating cavity (15) and the combustion furnace body (7), the communicating pipeline (8) extends to the inside of the communicating cavity (15), sliding grooves (13) are formed in the upper side and the lower side of the inside of the communicating cavity (15), partition plates (12) are slidably mounted inside the sliding grooves (13), limiting clamping grooves (16) are formed in the two sides of each partition plate (12), limiting bolts (14) are rotatably mounted inside the limiting clamping grooves (16), and the limiting bolts (14) extend out of the communicating cavity (15).

2. The fluidized bed combustion boiler based on fluidized bed combustion technology for optimizing the structure is characterized in that: an air distribution plate (9) is fixedly installed between the combustion chamber (4) and the blast chamber (5), and air distribution holes are uniformly distributed on the surface of the air distribution plate (9).

3. The fluidized bed combustion boiler based on fluidized bed combustion technology for optimizing the structure is characterized in that: the inside fixed mounting of charge-in pipeline (2) has partition piece (3), and partition piece (3) extend the outside of charge-in pipeline (2).

4. The fluidized bed furnace based on the fluidized bed combustion technology for optimizing the structure is characterized in that: the front surface of the partition plate (12) is fixedly provided with a limiting push sheet (17).