CN215982474U

CN215982474U - Coal economizer system

Info

Publication number: CN215982474U
Application number: CN202121527771.8U
Authority: CN
Inventors: 刘康
Original assignee: Beijing Xinkanglu Smart Energy Technology Co ltd
Current assignee: Beijing Xinkanglu Smart Energy Technology Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-03-08
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a coal energy-saving system, which comprises a mounting plate, wherein the top of the mounting plate is fixedly connected with a combustion furnace, a water tank is arranged on the combustion furnace, a steam flow outlet pipe is arranged at the top of the water tank, a hollow plate is arranged on the inner wall of the combustion furnace, a part of coal is remained on the hollow plate, a combustion-supporting component for supporting combustion is arranged on the mounting plate, a support plate is fixedly connected with the top of the mounting plate, and a crushing box is fixedly connected to one side of the support plate. Thereby reducing energy losses.

Description

Coal economizer system

Technical Field

The utility model relates to the technical field of coal for power generation of a power plant, in particular to a coal energy-saving system.

Background

Coal, called as coal for short, is ancient plant remains, is buried under the stratum, and under the action of the pressure and temperature of air isolated by the crust, the produced carbonized fossil minerals are mainly exploited by human beings as fuels and often used as fuels for thermal power generation.

When coal combustion is used for power generation, the coal is unreasonable to add, and the accumulation phenomenon exists, so that the coal is not sufficiently combusted, and during the coal combustion, a large amount of heat can be carried in the generated flue gas, the energy loss is easy to cause, and the environment is not environment-friendly enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, a coal energy-saving system is complex in structure, insufficient in coal combustion and incapable of utilizing heat in flue gas, and provides the coal energy-saving system.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a coal energy-saving system comprises a mounting plate, wherein the top of the mounting plate is fixedly connected with a combustion furnace, the combustion furnace is provided with a water tank, the top of the water tank is provided with a steam outflow pipe, the inner wall of the combustion furnace is provided with a hollow plate, a part of coal is remained on the hollow plate, the mounting plate is provided with a combustion-supporting assembly for supporting combustion, the top of the mounting plate is fixedly connected with a support plate, one side of the support plate is fixedly connected with a crushing box, the bottom of the crushing box is connected with a rotating shaft in a penetrating and rotating manner, the top of the mounting plate is provided with an output shaft and a motor fixedly connected with the bottom of the rotating shaft, a reamer is fixedly sleeved on the outer wall of the rotating shaft, the bottom of the crushing box is fixedly connected with a throwing box, one side of the throwing box is communicated with the inner wall of the combustion furnace, and the top inner wall and the bottom inner wall of the throwing box are rotatably connected with the same rotating lever, fixed cover is equipped with the dish of shedding on the outer wall of dwang, be provided with the drive in the axis of rotation and shed the dish and rotate the transmission assembly who shed, the communicating feed opening of incasement portion is seted up and shed to the bottom of smashing the case, the top fixedly connected with fixed plate of mounting panel, be provided with on the fixed plate and utilize the flue gas to carry out the heating element that heats to water.

Preferably, the combustion-supporting assembly comprises an air blower fixedly arranged at the top of the mounting plate, a hollow plate located below the hollow plate is fixedly connected to the inner wall of the combustion furnace, a guide pipe is fixedly connected to the air outlet end of the air blower, one end of the guide pipe penetrates through the outer wall of one side of the combustion furnace and extends into the hollow plate, and a plurality of air outlets are uniformly formed in the top of the hollow plate.

Preferably, the inner wall of feed opening is provided with the filter screen, the filter screen aperture is greater than the aperture of the aperture on the fretwork board.

Preferably, the second belt pulley that fixed cover was established on the outer wall that transmission assembly includes the axis of rotation, the bottom of dwang is run through and is shed bottom of the case inner wall and extend to and shed bottom of the case one side, fixed cover is equipped with first belt pulley on the outer wall of dwang, second belt pulley and first belt pulley cover are equipped with same belt.

Preferably, the heating assembly comprises a heating pipe fixedly connected with one side of the fixing plate, an annular inner cavity is formed in the heating pipe, a smoke outlet pipe is fixedly connected to the combustion furnace in a penetrating mode, one end of the smoke outlet pipe is fixedly connected with the bottom of the heating pipe, and a smoke exhaust pipe is fixedly arranged at the top of the heating pipe in a penetrating mode.

Preferably, one side of the heating pipe and the water tank are fixedly connected with the same water pipe, the inner wall of one side of the heating pipe at one end of the water pipe extends into the annular inner cavity, and the water pipe is provided with an electromagnetic valve.

Compared with the prior art, the utility model has the beneficial effects that:

1. when coal needs to be combusted for power generation, a certain amount of water is added into a water tank and an annular inner cavity, after the water is added, the residual coal on the hollowed-out plate is ignited, after the ignition, the coal to be used is put into a crushing box, after the putting is finished, the work of a motor and an air blower are started simultaneously, the rotation of the motor drives a rotating shaft to rotate, the rotation of the rotating shaft simultaneously drives a reamer and a second belt pulley to rotate, the rotation of the reamer pulverizes the coal in the crushing box into coal particles with a certain size, and after the pulverized coal reaches the required particle size, the coal particles flow into a throwing box through the filtration of a filter screen;

2. according to the coal throwing device, the throwing disc is driven to rotate through the rotation of the second belt pulley, the coal in the throwing box is thrown onto the hollowed plate from one end of the throwing box through the rotation of the throwing disc, the accumulation of the coal is prevented, the combustion rate of the coal is improved, when the coal is thrown, the air blower continuously introduces air into the hollowed plate through the guide pipe, the air introduced into the hollowed plate blows the coal on the hollowed plate through the air outlet hole of the air blower, and the combustion rate of the coal is accelerated;

3. according to the utility model, coal is combusted to heat water in the water tank, the water in the water tank is heated to generate steam, the steam flows out from the steam outflow pipe and is provided for power generation, during coal combustion, generated flue gas flows into the heating pipe through the smoke outlet pipe and can exchange heat with water in the annular inner cavity when passing through the heating pipe, so that the water is heated, after heat exchange, the flue gas flows out from the smoke exhaust pipe, and after the water in the annular inner cavity is heated to a certain temperature, the electromagnetic valve is opened to return the water in the annular inner cavity to the water tank for evaporation to provide power generation.

The coal burning device is simple in structure and convenient to use, when coal is burnt for power generation, the coal is ground to a certain particle size through the reamer and then thrown out through the throwing plate, so that the phenomenon of accumulation caused by coal input is prevented, the coal is burnt more fully, the air blower is arranged for blowing air into the burning furnace, the coal burning speed is accelerated, heat in smoke can be fully utilized, and therefore energy loss is reduced, and the coal burning device is more environment-friendly.

Drawings

FIG. 1 is a schematic sectional view of a coal energy saving system according to the present invention;

FIG. 2 is an enlarged schematic structural diagram of part A of a coal energy saving system according to the present invention;

FIG. 3 is a schematic three-dimensional structure diagram of a throwing plate of the coal energy-saving system provided by the utility model.

In the figure: 1. mounting a plate; 2. a combustion furnace; 3. a hollow plate; 4. a conduit; 5. a blower; 6. a rotating shaft; 7. a first pulley; 8. a belt; 9. an electric motor; 10. a throwing disc; 11. a support plate; 12. a crushing box; 13. a reamer; 14. a water tank; 15. a steam outflow pipe; 16. a hollowed-out plate; 17. a chimney; 18. heating a tube; 19. an annular inner cavity; 20. a water pipe; 21. a second pulley; 22. a fixing plate; 23. rotating the rod; 24. an electromagnetic valve; 25. a feeding port; 26. filtering with a screen; 27. a throwing box; 28. a smoke exhaust pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a coal energy saving system comprises a mounting plate 1, a combustion furnace 2 is fixedly connected to the top of the mounting plate 1, a water tank 14 is arranged on the combustion furnace 2, a steam outflow pipe 15 is arranged at the top of the water tank 14, a hollow plate 16 is arranged on the inner wall of the combustion furnace 2, a part of coal is left on the hollow plate 16, a combustion-supporting component is arranged on the mounting plate 1, a support plate 11 is fixedly connected to the top of the mounting plate 1, a crushing box 12 is fixedly connected to one side of the support plate 11, a rotating shaft 6 is rotatably connected to the bottom of the crushing box 12 in a penetrating manner, a motor 9 is arranged at the top of the mounting plate 1 and fixedly connected to the bottom of the rotating shaft 6, a reamer 13 is fixedly sleeved on the outer wall of the rotating shaft 6, a sprinkling box 27 is fixedly connected to the bottom of the crushing box 12, one side of the sprinkling box 27 is communicated with the inner wall of the combustion furnace 2, and the same rotating rod 23 is rotatably connected to the top inner wall and the bottom inner wall of the sprinkling box 27, fixed cover is equipped with the dish 10 of shedding on the outer wall of dwang 23, is provided with the drive on the axis of rotation 6 and shed the dish 10 and rotate the transmission assembly who shed, smashes the bottom of case 12 and seted up and shed the inside communicating feed opening 25 of case 27, and the top fixedly connected with fixed plate 22 of mounting panel 1 is provided with the heating element who utilizes the flue gas to heat water on the fixed plate 22.

Example two

Referring to fig. 1-3, a coal energy saving system comprises a mounting plate 1, a combustion furnace 2 is fixedly connected to the top of the mounting plate 1, a water tank 14 is arranged on the combustion furnace 2, a steam outflow pipe 15 is arranged at the top of the water tank 14, a hollowed-out plate 16 is arranged on the inner wall of the combustion furnace 2, a part of coal is left on the hollowed-out plate 16, a combustion-supporting assembly is arranged on the mounting plate 1, the combustion-supporting assembly comprises an air blower 5 fixedly arranged at the top of the mounting plate 1, a hollow plate 3 positioned below the hollowed-out plate 16 is fixedly connected to the inner wall of the combustion furnace 2, a conduit 4 is fixedly connected to the air outlet end of the air blower 5, one end of the conduit 4 extends into the hollow plate 3 through the outer wall of one side of the combustion furnace 2, a plurality of air outlets are uniformly arranged at the top of the hollow plate 3, air is blown into the combustion furnace 2 through the arranged air blower 5 to accelerate the combustion rate of the coal, a support plate 11 is fixedly connected to the top of the mounting plate 1, one side of the supporting plate 11 is fixedly connected with a crushing box 12, the bottom of the crushing box 12 is connected with a rotating shaft 6 in a penetrating and rotating way, the top of the mounting plate 1 is provided with an output shaft and a motor 9 fixedly connected with the bottom of the rotating shaft 6, the outer wall of the rotating shaft 6 is fixedly sleeved with a reamer 13, the bottom of the crushing box 12 is fixedly connected with a throwing box 27, one side of the throwing box 27 is communicated with the inner wall of the combustion furnace 2, the inner wall of the top and the inner wall of the bottom of the throwing box 27 are rotatably connected with a same rotating rod 23, the outer wall of the rotating rod 23 is fixedly sleeved with a throwing disk 10, the rotating shaft 6 is provided with a transmission component for driving the throwing disk 10 to rotate and throw, the transmission component comprises a second belt pulley 21 fixedly sleeved on the outer wall of the rotating shaft 6, the bottom of the rotating rod 23 penetrates through the inner wall of the bottom of the throwing box 27 and extends to one side of the bottom of the throwing box 27, and the outer wall of the rotating rod 23 is fixedly sleeved with a first belt pulley 7, the second belt pulley 21 and the first belt pulley 7 are sleeved with the same belt 8, the throwing disc 10 is driven to rotate through the arranged transmission component to throw coal, the phenomenon of accumulation caused by coal input is prevented, so that the coal is combusted more fully, the bottom of the crushing box 12 is provided with a feed opening 25 communicated with the inside of the throwing box 27, the inner wall of the feed opening 25 is provided with a filter screen 26, the aperture of the filter screen 26 is larger than that of a small hole on the hollowed-out plate 16, only the coal crushed to a certain particle size can flow into the throwing box 27 to be thrown through the arranged filter screen 26, the top of the mounting plate 1 is fixedly connected with a fixing plate 22, the fixing plate 22 is provided with a heating component for heating water by utilizing smoke, the heating component comprises a heating pipe 18 fixedly connected with one side of the fixing plate 22, an annular inner cavity 19 is formed in the heating pipe 18, and a smoke outlet 17 is fixedly connected to the combustion furnace 2 in a penetrating manner, go out chimney 17's one end and heating pipe 18 bottom fixed connection, the top of heating pipe 18 is run through the fixed pipe 28 that discharges fume that is provided with, through the heating pipe 18 that sets up, can carry out abundant utilization to the heat in the flue gas, thereby the loss of energy has been reduced, one side of heating pipe 18 and the same water pipe 20 of 14 fixedly connected with of water tank, one side inner wall of one end heating pipe 18 of water pipe 20 extends to annular inner chamber 19 in, be provided with solenoid valve 24 on the water pipe 20, water reflux to water tank 14 after will heating through the water pipe 20 that sets up, can accelerate the evaporation of water, the efficiency of electricity generation is improved.

The working principle is as follows: when coal needs to be combusted for power generation, a certain amount of water is added into the water tank 14 and the annular inner cavity 19, after the water is added, the residual coal on the hollowed-out plate 16 is ignited, after the ignition, the coal to be used is put into the crushing box 12, after the putting is finished, the work of the motor 9 and the air blower 5 is started at the same time, the rotation of the motor 9 drives the rotating shaft 6 to rotate, the rotation of the rotating shaft 6 drives the reamer 13 and the second belt pulley 21 to rotate simultaneously, the rotation of the reamer 13 rubs the coal in the crushing box 12 into coal particles with certain size, when the rubs reach the required particle size, the coal flows into the throwing box 27 through the filtration of the filter screen 26, the rotation of the second belt pulley 21 drives the rotating rod 23 to rotate through the belt 8, the rotation of the rotating rod 23 drives the throwing plate 10 to rotate, the rotation of the throwing plate 10 throws the coal in the throwing box 27 onto the hollowed-out plate 16 from one end of the throwing box 27, the coal is prevented from being accumulated, the combustion rate of the coal is improved, when the coal is thrown and added, the air blower 5 continuously introduces gas into the hollow plate 3 through the guide pipe 4, the gas introduced into the hollow plate 3 is blown to the coal on the hollow plate 16 through the gas outlet hole on the hollow plate, the combustion rate of the coal is accelerated, the coal is combusted to heat water in the water tank 14, the water in the water tank 14 is heated to generate water vapor which flows out from the steam outflow pipe 15 and is provided for power generation, during the combustion of the coal, the generated flue gas flows into the heating pipe 18 through the smoke outlet pipe 17, and when the flue gas passes through the heating pipe 18, the flue gas and the water in the annular inner cavity 19 are subjected to heat exchange, so that the water is heated, after the heat exchange, the flue gas flows out from the smoke outlet pipe 28, after the water in the annular inner cavity 19 is heated to a certain temperature, the electromagnetic valve 24 is opened to return the water in the annular inner cavity 19 to the water tank 14 for heating and evaporation and providing for power generation, after the water in the water tank 14 is drained, water is added into the annular inner cavity 19 again, when coal is not added, the motor 9 is turned off, and after the power generation operation is finished, the blower 5 is turned off, and the flame is extinguished.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A coal energy-saving system comprises a mounting plate (1), and is characterized in that the top of the mounting plate (1) is fixedly connected with a combustion furnace (2), a water tank (14) is arranged on the combustion furnace (2), a steam outlet pipe (15) is arranged at the top of the water tank (14), a hollowed-out plate (16) is arranged on the inner wall of the combustion furnace (2), a part of coal is left on the hollowed-out plate (16), a combustion-supporting assembly is arranged on the mounting plate (1), a supporting plate (11) is fixedly connected at the top of the mounting plate (1), a crushing box (12) is fixedly connected at one side of the supporting plate (11), a rotating shaft (6) is rotatably connected at the bottom of the crushing box (12) in a penetrating manner, an output shaft and a motor (9) fixedly connected at the bottom of the rotating shaft (6) are arranged at the top of the mounting plate (1), and a reamer (13) is fixedly sleeved on the outer wall of the rotating shaft (6), the utility model discloses a fire sprinkler structure, including crushing case (12), the bottom fixedly connected with of crushing case (12) is shed case (27), the one side of shedding case (27) and the inner wall that fires burning furnace (2) communicate with each other, the top inner wall and the bottom inner wall of shedding case (27) rotate and are connected with same dwang (23), fixed cover is equipped with and shed dish (10) on the outer wall of dwang (23), be provided with on axis of rotation (6) and drive the transmission assembly that shed dish (10) rotated and shed, the communicating feed opening (25) of crushing case (12) inside have been seted up and shed case (27), the top fixedly connected with fixed plate (22) of mounting panel (1), be provided with on fixed plate (22) and utilize the flue gas to carry out the heating element that heats water.

2. The coal energy saving system as claimed in claim 1, wherein the combustion-supporting assembly comprises a blower (5) fixedly arranged at the top of the mounting plate (1), a hollow plate (3) located below the hollow plate (16) is fixedly connected to the inner wall of the combustion furnace (2), a duct (4) is fixedly connected to the air outlet end of the blower (5), one end of the duct (4) extends into the hollow plate (3) through the outer wall of one side of the combustion furnace (2), and a plurality of air outlets are uniformly formed at the top of the hollow plate (3).

3. The coal energy saving system according to claim 1, characterized in that the inner wall of the feed opening (25) is provided with a filter screen (26), and the aperture of the filter screen (26) is larger than that of the small hole on the hollow plate (16).

4. The coal energy-saving system according to claim 1, wherein the transmission assembly comprises a second belt pulley (21) fixedly sleeved on the outer wall of the rotating shaft (6), the bottom of the rotating rod (23) extends to one side of the bottom of the throwing box (27) through the inner wall of the bottom of the throwing box (27), a first belt pulley (7) is fixedly sleeved on the outer wall of the rotating rod (23), and the second belt pulley (21) and the first belt pulley (7) are sleeved with the same belt (8).

5. The coal energy saving system as claimed in claim 1, wherein the heating assembly comprises a heating pipe (18) fixedly connected with one side of a fixing plate (22), an annular inner cavity (19) is formed in the heating pipe (18), a smoke outlet pipe (17) is fixedly connected to the combustion furnace (2) in a penetrating manner, one end of the smoke outlet pipe (17) is fixedly connected with the bottom of the heating pipe (18), and a smoke exhaust pipe (28) is fixedly arranged at the top of the heating pipe (18) in a penetrating manner.

6. The coal energy saving system according to claim 5, characterized in that one side of the heating pipe (18) and the water tank (14) are fixedly connected with the same water pipe (20), one side of the inner wall of the heating pipe (18) at one end of the water pipe (20) extends into the annular inner cavity (19), and the water pipe (20) is provided with an electromagnetic valve (24).