CN214700735U

CN214700735U - High-efficiency low-consumption plant residue incineration device

Info

Publication number: CN214700735U
Application number: CN202120896197.7U
Authority: CN
Inventors: 沈锋; 王梦珂; 李国仁; 姜义亮; 雷城英; 徐鹏
Original assignee: Yangling Jinhua Ecological Technology Co ltd
Current assignee: Yangling Jinhua Ecological Technology Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-12
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a high-efficient low consumption's plant residual burns device relates to the device field that burns of plant residual. The utility model discloses an burn burning furnace, burn burning furnace's inside from last to having set gradually the gas chamber down, the feeding chamber, the burning chamber, fluidized bed body chamber and heating chamber, burn burning furnace's top surface intercommunication have with the blast pipe of gas chamber intercommunication, burn burning furnace's lateral wall is provided with the feeding system who feeds through with the feeding chamber, burn burning furnace's lateral wall still is provided with the air supply pipe with fluidized bed body chamber intercommunication, separate through the epirelief arc board of installing at burning furnace inner wall between fluidized bed body chamber and the heating chamber, fluidized bed body chamber's lateral wall still communicates the discharge tube that has the downward sloping, the heating intracavity is provided with the heating pipe, the heat exchange portion of heating pipe passes the arc board and stretches into fluidized bed body chamber, it is extremely low to solve current burning device energy utilization ratio, it is excessive to cause the naked light fire of burning very easily, cause the extravagant condition of a large amount of energy to appear.

Description

High-efficiency low-consumption plant residue incineration device

Technical Field

The utility model relates to a plant residue burns the device field, specific plant residue that says so, a high-efficient low consumption burns device.

Background

How to safely and efficiently treat heavy metal-enriched plant residues is the key point for popularizing the soil phytoremediation technology and improving the soil environment quality. The ash produced by burning plants contains abundant mineral elements. When applied to soil, the fertilizer can improve the soil, improve the drought resistance of plants, inhibit the occurrence of plant diseases and insect pests and protect the seeds, roots and stems of the plants. That is, in the process of ecological protection or environmental restoration, some plants such as fallen leaves can be incinerated, and the ash generated after incineration can be used to restore and improve the ecological system.

The existing incinerator is generally burning by coal, then directly forming open fire in a combustion chamber of the incinerator, burning plants by the open fire, and collecting burned ash. The mode has extremely low energy utilization rate, and the condition that the burning open fire is excessive and a large amount of energy is wasted easily occurs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plant remains who consumes slowly burns device high-efficient to solve the problem of mentioning in the background art.

In order to solve the above problem, the utility model discloses a following technical means:

a high-efficiency and low-consumption plant residue incineration device comprises an incinerator, wherein a gas cavity, a feeding cavity, a combustion cavity, a fluidized bed cavity and a heating cavity are sequentially arranged in the incinerator from top to bottom, an exhaust pipe communicated with the gas cavity is communicated with the top surface of the incinerator, a feeding system communicated with the feeding cavity is arranged on the side wall of the incinerator, an air supply pipe communicated with the fluidized bed cavity is further arranged on the side wall of the incinerator, the fluidized bed cavity and the heating cavity are separated by an upper convex arc plate arranged on the inner wall of the incinerator, a discharge pipe inclined downwards is further communicated with the side wall of the fluidized bed cavity, a heating pipe is arranged in the heating cavity, a heat exchange part of the heating pipe penetrates through the arc plate and extends into the fluidized bed cavity, and the feeding system comprises a drying cavity arranged in the side wall of the incinerator, the drying cavity surrounds the incinerator, the outer side face of the drying cavity is communicated with a feeding pipe, the bottom face of the drying cavity is communicated with an air blowing pipe, and the inner side face of the top end of the drying cavity is communicated with a feeding pipe which is downwards inclined and communicated with the feeding cavity.

Preferably, the air blowing pipe is communicated with a hot air blower, and the hot air blower has a pulse air blowing function.

Further, the feed pipe has a plurality of pipes and is arranged around the axis of the incinerator.

Furthermore, a filter screen is covered and installed at a communication opening of the discharge pipe and the fluidized bed body cavity, and the aperture of the filter screen is smaller than the particle size of fluid medium particles in the fluidized bed body cavity.

Furthermore, the number of the discharge pipes is multiple, the discharge pipes are arranged around the axis of the incinerator, and the bottom ends of the discharge pipes and the top surface of the lowest end of the arc plate are arranged on the same horizontal plane.

Further, the heating pipe includes the heat pipe, leading-in hot oil in the heat pipe, the heat pipe includes the horizontally runs through the lateral wall of incinerator advances oil pipe, advance oil pipe and stretch into heating chamber and intercommunication have U type heat exchange pipe, U type heat exchange pipe handstand sets up, just two vertical sections of U type heat exchange pipe pass the arc plate stretches into the fluidized bed body chamber, two vertical sections of U type heat exchange pipe respectively with advance oil pipe and go out oil pipe intercommunication, go out oil pipe level setting and stretch out the lateral wall of incinerator.

The utility model discloses at the in-process that uses, following beneficial effect has:

in the process of incineration, a fluidized matrix such as quartz sand and the like arranged in a cavity of the fluidized bed, namely above the circular arc plate, is heated by the heating pipe, the fluidized bed is heated to a certain temperature, and under the action of gas supply of the gas supply pipe, the fluidized bed is changed into a fluidized state, then the plant residues to be incinerated enter the incinerator through a feeding system, specifically, the plant residues are accumulated in the drying cavity through a feeding pipe, then hot air is continuously blown into the drying cavity through an air blowing pipe, the plant residual body to the drying intracavity heats the drying, then after the drying is accomplished, the rethread continues to add the plant material to the filling tube, and the plant residual material that accomplishes the drying intracavity sends into the incinerator through the filling tube inside, falls on the fluidized bed, lets the plant residual body after the drying can be faster receive the heating of fluidized bed and burn on the fluidized bed. The burned residues can be discharged from the discharge pipe. Like this, the step of utilizing to carry out the plant in advance dry in the dry chamber lets the plant when falling on the fluidized bed, can faster burning to faster production ashes, thereby the efficiency of effectual improvement incineration reduces the fluidized bed and lets plant remains required energy consumption when burning. In addition, air can be blown into the incinerator by utilizing the blown hot air, so that the plant residues falling on the fluidized bed can be more fully combusted.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure of the present invention.

Wherein, the incinerator is 1, the gas chamber is 2, the feeding chamber is 3, the combustion chamber is 4, the fluidized bed body chamber is 5, the heating chamber is 6, the exhaust pipe is 7, the air supply pipe is 8, the arc plate is 9, the discharge pipe is 10, the heating pipe is 11, the oil inlet pipe is 111, the U-shaped heat exchange pipe is 112, the oil outlet pipe is 113, the drying chamber is 12, the feeding pipe is 13, the air blowing pipe is 14, and the feeding pipe is 15.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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 work all belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

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 description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, a plant residue incineration device with high efficiency and low consumption comprises an incinerator 1, wherein a gas chamber 2, a feeding chamber 3, a combustion chamber 4, a fluidized bed chamber 5 and a heating chamber 6 are sequentially arranged in the incinerator 1 from top to bottom, an exhaust pipe 7 communicated with the gas chamber 2 is communicated with the top surface of the incinerator 1, a feeding system communicated with the feeding chamber 3 is arranged on the side wall of the incinerator 1, an air supply pipe 8 communicated with the fluidized bed chamber 5 is further arranged on the side wall of the incinerator 1, the fluidized bed chamber 5 and the heating chamber 6 are separated by an upper convex arc plate 9 arranged on the inner wall of the incinerator 1, a discharge pipe 10 inclined downwards is further communicated with the side wall of the fluidized bed chamber 5, a heating pipe 11 is arranged in the heating chamber 6, and a heat exchange part of the heating pipe 11 passes through the arc plate 9 and extends into the fluidized bed chamber 5, the feeding system comprises a drying cavity 12 arranged in the side wall of the incinerator 1, the drying cavity 12 is arranged around the incinerator 1, the outer side surface of the side of the drying cavity 12 is communicated with a feeding pipe 13, the bottom surface of the drying cavity 12 is communicated with an air blowing pipe 14, and the inner side surface of the top end of the drying cavity 12 is communicated with a feeding pipe 15 which is downwards inclined and communicated with the feeding cavity 3.

Thus, during incineration, a fluidized bed such as quartz sand or the like, which is disposed in the fluidized bed chamber 5, that is, above the circular arc plate 9, is heated by the heating pipe 11, the fluidized bed is heated to a certain temperature, and the fluidized bed becomes a fluidized state by the gas supply from the gas supply pipe 8, then the plant residues to be incinerated enter the incinerator 1 through a feeding system, specifically, the plant residues are accumulated in the drying cavity 12 through a feeding pipe 13, then hot air is continuously blown into the drying cavity 12 through an air blowing pipe 14, the plant residual in the drying chamber 12 is heated and dried, then after the drying is completed, plant materials are continuously added into the feeding pipe 13 again, the plant residual after the drying in the drying chamber 12 is fed into the incinerator 1 through the feeding pipe 15 and falls on the fluidized bed, and the dried plant residual can be rapidly heated and combusted on the fluidized bed by the fluidized bed. The burned residues can be discharged from the discharge pipe 10. Like this, the step of utilizing to carry out the plant in dry chamber 12 dry in advance lets the plant when falling on the fluidized bed, can faster burning to faster production ashes, thereby the efficiency of effectual improvement burning reduces the fluidized bed and lets plant residues required energy consumption when burning. Moreover, air can be blown into the incinerator 1 by the blown hot air, so that plant residues falling on the fluidized bed can be sufficiently combusted.

Further, the air blowing pipe 14 is communicated with a hot air blower, and the hot air blower has a pulse air blowing function.

Like this add the in-process of dry chamber 12 from the filling tube 13 with the plant residual, after appearing blockking up in dry chamber 12, can utilize the pulse blast air function of air heater, disturb the material in dry chamber 12 to blow away the material of blockking up at the filling tube 13 discharge opening, let the reinforced operation of filling tube 13 more unobstructed.

Further, the supply pipe 15 is provided in plural numbers and is disposed around the axis of the incinerator 1.

Meanwhile, a filter screen is covered and installed at a communication opening of the discharge pipe 10 and the fluidized bed body cavity 5, and the aperture of the filter screen is smaller than the particle size of fluid medium particles in the fluidized bed body cavity 5.

Thus, the ash generated by the combustion of the plant residues can move along with the fluidized bed during the movement of the fluidized bed, and after the ash moves to the position of the discharge pipe 10, the ash generated by the combustion is discharged from the discharge pipe 10 under the action of the filter screen, and the fluid medium particles of the fluidized bed can continue to be used and operated in the incinerator 1.

Furthermore, the number of the discharge pipes 10 is several, and the discharge pipes are arranged around the axis of the incinerator 1, and the bottom ends of the discharge pipes 10 and the top surface of the lowest end of the arc plate 9 are arranged on the same horizontal plane.

Meanwhile, the heating pipe 11 includes a heat conduction pipe, hot oil is introduced into the heat conduction pipe, the heat conduction pipe includes a horizontal oil inlet pipe 111 penetrating through the side wall of the incinerator 1, the oil inlet pipe 111 extends into the heating chamber 6 and is communicated with a U-shaped heat exchange pipe 112, the U-shaped heat exchange pipe 112 is arranged in an inverted manner, two vertical sections of the U-shaped heat exchange pipe 112 penetrate through the arc plate 9 and extend into the fluidized bed cavity 5, the two vertical sections of the U-shaped heat exchange pipe 112 are respectively communicated with the oil inlet pipe 111 and the oil outlet pipe 113, and the oil outlet pipe 113 is horizontally arranged and extends out of the side wall of the incinerator 1.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a plant residue burns device that high efficiency is low consumed which characterized in that: including burning furnace (1), the inside of burning furnace (1) has set gradually gas chamber (2), feeding chamber (3), combustion chamber (4), fluidized bed body chamber (5) and heating chamber (6) from last to down, the top surface intercommunication of burning furnace (1) have with blast pipe (7) of gas chamber (2) intercommunication, the lateral wall of burning furnace (1) be provided with the feeding system of feeding chamber (3) intercommunication, the lateral wall of burning furnace (1) still be provided with air supply pipe (8) of fluidized bed body chamber (5) intercommunication, fluidized bed body chamber (5) with install between the heating chamber (6) separate through the epirelief arc board (9) of burning furnace (1) inner wall, the lateral wall of fluidized bed body chamber (5) still communicates discharge tube (10) of downward sloping, be provided with heating pipe (11) in the heating chamber (6), the heat exchange part of the heating pipe (11) penetrates through the arc plate (9) and extends into the fluidized bed body cavity (5), the feeding system comprises a drying cavity (12) arranged in the side wall of the incinerator (1), the drying cavity (12) is arranged around the incinerator (1), the outer side surface of the side of the drying cavity (12) is communicated with a feeding pipe (13), the bottom surface of the drying cavity (12) is communicated with an air blowing pipe (14), and the inner side surface of the top end of the drying cavity (12) is communicated with a feeding pipe (15) which is downward inclined and communicated with the feeding cavity (3).

2. The plant residue incinerator with high efficiency and low consumption as claimed in claim 1, wherein: the air blowing pipe (14) is communicated with a hot air blower, and the hot air blower has a pulse air blowing function.

3. The plant residue incinerator with high efficiency and low consumption as claimed in claim 1, wherein: the feeding pipes (15) are provided with a plurality of pipes and are arranged around the axis of the incinerator (1).

4. The plant residue incinerator with high efficiency and low consumption as claimed in claim 1, wherein: the discharge pipe (10) and a communication opening of the fluidized bed body cavity (5) are covered with a filter screen, and the aperture of the filter screen is smaller than the particle size of fluid medium particles in the fluidized bed body cavity (5).

5. The plant residue incinerator with high efficiency and low consumption as claimed in claim 4, wherein: the number of the discharge pipes (10) is multiple, the discharge pipes are arranged around the axis of the incinerator (1), and the bottom ends of the discharge pipes (10) and the top surface of the lowest end of the arc plate (9) are arranged on the same horizontal plane.

6. The plant residue incinerator with high efficiency and low consumption as claimed in claim 1, wherein: heating pipe (11) include the heat pipe, leading-in hot oil in the heat pipe, the heat pipe includes the horizontally runs through burn burning furnace (1) lateral wall advance oil pipe (111), advance oil pipe (111) and stretch into heating chamber (6) and intercommunication have U type heat exchange pipe (112), U type heat exchange pipe (112) handstand sets up, just two vertical sections of U type heat exchange pipe (112) pass arc board (9) stretch into fluidized bed body chamber (5), the two numbers of U type heat exchange pipe (112) short respectively with advance oil pipe (111) and go out oil pipe (113) intercommunication, go out oil pipe (113) horizontal setting and stretch out burn burning furnace (1)'s lateral wall.