Low-carbon combustion device capable of efficiently and cleanly utilizing pulverized coal

Abstract

The utility model discloses a low-carbon combustion device for efficiently and cleanly utilizing pulverized coal, which belongs to the technical field of combustion boilers and is characterized in that a combustion furnace is connected with a base through a bearing, one end of a double-shaft motor is connected with a gear, a gear ring meshed with the gear is further arranged on the combustion furnace, and the other end of the double-shaft motor is connected with a beating structure; a rotating motor is installed on the side face of the ignition cavity. Multiple sets of spraying pipes are arranged on the rotating frame. A transverse plate is arranged on the side face of the connecting arm, a plurality of sets of screws are movably arranged on the transverse plate, beating plates are connected to the outer sides of the screws, cushioning springs are further arranged between the beating plates and the transverse plate, the screws are sleeved with the cushioning springs, and adjusting nuts are further in threaded connection with the screws. The combustion furnace is divided into a plurality of combustion areas through the partition plates, the combustion furnace can be integrally turned over through the gear ring and the gear, all-directional ignition can be carried out under the cooperation of the rotating frame and the spray pipe, the degree of freedom and the combustion efficiency are further improved, and the practicability and the stability of the device are improved through the structure.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion boilers, in particular to a low-carbon combustion device for efficient and clean utilization of coal powder. Background Art

[0002] A boiler is an energy converter, which uses the heat energy released by fuel combustion or other heat energy to heat working medium water or other fluids to certain parameters. A boiler consists of two parts: a "pot" and a "furnace". The "pot" is a pressurized component that holds water and steam, and heats, vaporizes, and separates steam and water. The "furnace" is a place where fuel combustion or other heat energy is released, and has combustion equipment, a combustion chamber, a heat-releasing flue, etc. The pot and the furnace are both undergoing a heat conversion process, and the interface between heat release and heat absorption is called the heating surface.

[0003] Application No.: CN 202022931803.2 discloses a high-efficiency pulverized coal combustion furnace, including a furnace body, a combustion chamber is provided on the top of the furnace body, a main ignition burner is installed on the top of the combustion chamber, a burnout chamber is provided below the combustion chamber, and an annular air inlet structure is provided between the combustion chamber and the burnout chamber, the annular air inlet structure includes a connecting cylinder, a circle of annular bellows is provided on the outside of the connecting cylinder, the annular bellows is provided with an air inlet, a portion of the side wall of the connecting cylinder located in the bellows is provided with a plurality of air holes, an air outlet is provided at the lower end of the side wall of the burnout chamber, and the gas enters the burnout chamber after passing through the air inlet and the air holes in sequence, and is finally discharged from the air outlet; the utility model not only improves the combustion efficiency, but also improves the service life of the furnace body.

[0004] The pulverized coal combustion furnaces in the above-mentioned comparative documents have average combustion efficiency, are unable to heat and burn the combustion materials in all directions, and have average degree of freedom. After long-term use, some coal slag is easily adhered to the inner wall of the furnace. Therefore, a low-carbon combustion device for efficient and clean utilization of pulverized coal is designed here to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a low-carbon combustion device for efficient and clean utilization of coal powder in order to solve the problems that the traditional combustion furnace has average combustion efficiency, cannot heat and burn the combustion materials in an all-round way, has average degree of freedom, and is prone to adhesion of coal slag to the inner wall of the furnace after long-term use.

[0006] To achieve the above-mentioned purpose, the technical scheme of the utility model is: a low-carbon combustion device for efficient and clean utilization of pulverized coal, comprising a combustion furnace, a base is arranged at the bottom of the combustion furnace, a plurality of bearings are connected to the outer wall of the combustion furnace, the combustion furnace is connected to the base through the bearings, a cross frame is arranged in the middle of the base, a double-shaft motor is arranged on the cross frame, one end of the double-shaft motor is connected to a gear, the combustion furnace is also provided with a gear ring meshing with the gear, and the other end of the double-shaft motor is connected with a knocking structure; an ignition cavity is opened on the side of the combustion furnace, a rotating motor is installed on the side of the ignition cavity, the output shaft of the rotating motor is connected with a rotating frame facing the inside of the combustion furnace, and a plurality of nozzles are arranged on the rotating frame; the knocking structure comprises a plurality of connecting arms, a cross plate is arranged on the side of the connecting arm, a plurality of screws are movably arranged on the cross plate, a knocking plate is connected to the outer side of the screw, a damping spring is also arranged between the knocking plate and the cross plate, the damping spring is sleeved on the screw, and an adjusting nut is also threadedly connected to the screw.

[0007] As a further solution of the utility model: a plurality of partitions are arranged inside the combustion furnace, the partitions divide the combustion furnace into a plurality of fan-shaped spaces, and a plurality of leakage holes are provided on the partitions.

[0008] As a further solution of the utility model: a top cover is movably installed on the side of the combustion furnace, and a feed port is arranged on the top cover.

[0009] As a further solution of the utility model: a slag discharge port is provided at the bottom of the combustion furnace, and a valve is provided on the slag discharge port.

[0010] As a further solution of the utility model: a plurality of groups of striking blocks cooperating with the striking plates are arranged on the outer wall of the combustion furnace.

[0011] The utility model provides a low-carbon combustion device for efficient and clean utilization of pulverized coal through improvement. Compared with the prior art, it has the following improvements and advantages:

[0012] The utility model can divide the combustion furnace into multiple combustion areas through the design of the partition, and the combustion furnace can be turned over as a whole through the cooperation of the gear ring and the gear, and the combustion furnace can be ignited in all directions with the cooperation of the rotating frame and the nozzle, which further improves the degree of freedom and combustion efficiency. The outer wall of the combustion furnace can be vibrated and knocked by the cooperation of the knocking plate and the knocking block, so as to avoid the residue sticking to the inner wall and affecting the subsequent operation. The damping capacity of the damping spring can be adjusted according to the demand by adjusting the cooperation of the nut and the screw, so as to further adjust the striking force. This structure greatly improves the practicality and stability of the low-carbon combustion device for efficient and clean utilization of coal powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0014] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0015] Figure 2 It is the internal structure diagram of the utility model;

[0016] Figure 3 It is a cross-sectional view of the utility model;

[0017] Figure 4 It is a three-dimensional structural diagram of the striking structure in the utility model.

[0018] Description of reference numerals:

[0019] 1. Combustion furnace; 2. Base; 3. Bearing; 4. Cross frame; 5. Double-axis motor; 6. Ring gear; 7. Gear; 8. Beating structure; 9. Top cover; 10. Partition; 11. Leakage hole; 12. Ignition chamber; 13. Rotating motor; 14. Rotating frame; 15. Nozzle; 16. Slag discharge port; 17. Valve; 18. Connecting arm; 19. Cross plate; 20. Screw; 21. Beating plate; 22. Shock-absorbing spring; 23. Adjusting nut; 24. Beating block. DETAILED DESCRIPTION

[0020] The following will be combined with the attached Figures 1 to 4 The utility model is described in detail, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides a low-carbon combustion device for efficient and clean utilization of coal powder through improvement. Figure 1-Figure 4As shown, a low-carbon combustion device for efficient and clean utilization of pulverized coal comprises a combustion furnace 1, a base 2 is arranged at the bottom of the combustion furnace 1, a plurality of bearings 3 are connected to the outer wall of the combustion furnace 1, the combustion furnace 1 is connected to the base 2 through the bearings 3, a cross frame 4 is arranged in the middle of the base 2, a double-shaft motor 5 is arranged on the cross frame 4, a gear 7 is connected to one end of the double-shaft motor 5, a gear ring 6 meshing with the gear 7 is also arranged on the combustion furnace 1, and a knocking structure 8 is connected to the other end of the double-shaft motor 5; an ignition cavity 12 is opened on the side of the combustion furnace 1, and the ignition cavity 12 has a A rotating motor 13 is installed on the side, and the output shaft of the rotating motor 13 is connected to a rotating frame 14 facing the inside of the combustion furnace 1, and a plurality of nozzles 15 are arranged on the rotating frame 14; the knocking structure 8 includes a plurality of connecting arms 18, and a horizontal plate 19 is arranged on the side of the connecting arm 18, and a plurality of screw rods 20 are movably arranged on the horizontal plate 19, and a knocking plate 21 is connected to the outer side of the screw rod 20, and a shock absorbing spring 22 is also arranged between the knocking plate 21 and the horizontal plate 19, and the shock absorbing spring 22 is sleeved on the screw rod 20, and an adjusting nut 23 is also threadedly connected to the screw rod 20.

[0022] The utility model can divide the combustion furnace 1 into multiple combustion areas through the design of the partition 10, and the combustion furnace 1 can be turned over as a whole through the cooperation of the ring gear 6 and the gear 7, and the combustion furnace 1 can be ignited in all directions with the cooperation of the rotating frame 14 and the nozzle 15, which further improves the degree of freedom and combustion efficiency. The outer wall of the combustion furnace 1 can be vibrated and knocked by the cooperation of the knocking plate 21 and the knocking block 24, so as to avoid the residue sticking to the inner wall and affecting the subsequent operation. The damping capacity of the damping spring 22 can be adjusted according to the demand by adjusting the cooperation of the nut 23 and the screw 20, so as to further adjust the striking force. This structure greatly improves the practicality and stability of the low-carbon combustion device for efficient and clean utilization of coal powder.

[0023] Read the attachment Figure 2 -Attached Figure 3 A plurality of partitions 10 are arranged inside the combustion furnace 1 , and the partitions 10 divide the combustion furnace 1 into a plurality of fan-shaped spaces, and a plurality of leakage holes 11 are opened on the partitions 10 .

[0024] In this embodiment, in order to improve the combustion efficiency, the partition 10 is used to divide the combustion furnace 1 into multiple groups of combustion areas. In order to connect the groups of combustion areas, multiple groups of leakage holes 11 are opened on the partition 10.

[0025] See attached Figure 1 A top cover 9 is movably installed on the side of the combustion furnace 1, and a feed port is arranged on the top cover 9.

[0026] In this embodiment, in order to facilitate the addition of combustibles, a feed port is provided on the top cover 9 .

[0027] See attached Figure 1 -Attached Figure 2 A slag discharge port 16 is provided at the bottom of the combustion furnace 1 , and a valve 17 is provided on the slag discharge port 16 .

[0028] In this embodiment, in order to facilitate slag discharge, a slag discharge port 16 is provided at the bottom of the combustion furnace 1. In order to further control the opening and closing of the slag discharge port 16, a valve 17 is provided on the slag discharge port 16.

[0029] See attached Figure 1 -Attached Figure 2 A plurality of striking blocks 24 cooperating with the striking plates 21 are arranged on the outer wall of the combustion furnace 1 .

[0030] In this embodiment: in order to cooperate with the knocking structure 8 to uniformly vibrate the combustion furnace 1 and prevent the residue after combustion from sticking to the inner wall, a plurality of groups of knocking blocks 24 that cooperate with the knocking plate 21 are arranged on the outer wall of the combustion furnace 1.

[0031] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A low-carbon combustion device for efficient and clean utilization of pulverized coal, characterized by: The invention comprises a combustion furnace (1), wherein a base (2) is arranged at the bottom of the combustion furnace (1), a plurality of bearings (3) are connected to the outer wall of the combustion furnace (1), the combustion furnace (1) is connected to the base (2) via the bearings (3), a cross frame (4) is arranged in the middle of the base (2), a double-axis motor (5) is arranged on the cross frame (4), one end of the double-axis motor (5) is connected to a gear (7), the combustion furnace (1) is also provided with a gear ring (6) meshing with the gear (7), and the other end of the double-axis motor (5) is connected to a knocking structure (8); an ignition cavity (12) is opened on the side of the combustion furnace (1), and a rotating electric motor (12) is installed on the side of the ignition cavity (12). The invention relates to a rotary motor (13), wherein the output shaft of the rotary motor (13) is connected to a rotary frame (14) facing the inside of the combustion furnace (1), and the rotary frame (14) is provided with a plurality of nozzles (15); the knocking structure (8) comprises a plurality of connecting arms (18), a horizontal plate (19) is provided on the side of the connecting arm (18), a plurality of screw rods (20) are movably provided on the horizontal plate (19), a knocking plate (21) is connected to the outer side of the screw rod (20), a damping spring (22) is further provided between the knocking plate (21) and the horizontal plate (19), the damping spring (22) is sleeved on the screw rod (20), and an adjusting nut (23) is further threadedly connected to the screw rod (20).

2. A low-carbon combustion device for efficient and clean utilization of pulverized coal according to claim 1, characterized in that: A plurality of partitions (10) are arranged inside the combustion furnace (1), and the partitions (10) divide the combustion furnace (1) into a plurality of fan-shaped spaces. A plurality of leakage holes (11) are provided on the partitions (10).

3. A low-carbon combustion device for efficient and clean utilization of pulverized coal according to claim 1, characterized in that: A top cover (9) is movably mounted on the side of the combustion furnace (1), and a feed port is provided on the top cover (9).

4. A low-carbon combustion device for efficient and clean utilization of pulverized coal according to claim 1, characterized in that: The bottom of the combustion furnace (1) is provided with a slag discharge port (16), and a valve (17) is provided on the slag discharge port (16).

5. A low-carbon combustion device for efficient and clean utilization of pulverized coal according to claim 1, characterized in that: A plurality of groups of striking blocks (24) cooperating with the striking plates (21) are arranged on the outer wall of the combustion furnace (1).

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