CN220379982U

CN220379982U - Coal-fired organic heat carrier boiler

Info

Publication number: CN220379982U
Application number: CN202322041000.3U
Authority: CN
Inventors: 朱兆娜; 赵颖霞; 张明; 王晓燕; 姜艳静
Original assignee: Shandong Taian Shanguo Boiler Group Co ltd
Current assignee: Shandong Taian Shanguo Boiler Group Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-23
Anticipated expiration: 2033-08-01

Abstract

The utility model provides a coal-fired organic heat carrier boiler, which relates to the technical field of coal-fired boilers and comprises a boiler heating bin, wherein a flue gas outlet is formed in the top of the boiler heating bin, a conveying pipe is connected to one side of the flue gas outlet, a filter box is connected to one end of the conveying pipe, a water pump box is arranged at the top of the filter box, a water pump is arranged in the water pump box, an external pipeline is connected to the top of the water pump, a connecting pipe is connected to the bottom of the water pump, a shunt pipe penetrates through the filter box at the bottom of the connecting pipe and is connected with a plurality of spray heads, a filter screen is arranged in the filter box, a drain pipe is arranged on one side of the filter box, and a smoke exhaust pipe is arranged at the top of the filter box. The utility model effectively reduces the pollution caused by the discharged smoke and simultaneously reduces the harm of the discharged smoke to human bodies by absorbing and filtering the harmful substances and the particulate matters in the smoke through the filter screen.

Description

Coal-fired organic heat carrier boiler

Technical Field

The utility model relates to the technical field of coal-fired boilers, in particular to a coal-fired organic heat carrier boiler.

Background

The coal-fired boiler is coal burned by fuel, steam is generated or hot water is generated after the heat of the coal is converted, but not all the heat is converted effectively, and a part of the heat is consumed in a reactive mode, so that the efficiency problem exists, and the efficiency of the larger boiler is generally higher by 60% -80%. The organic heat carrier boiler is novel heat energy conversion equipment with heat-carrying working medium being high-temperature heat conducting oil (also called thermal coal body and heat carrier), so the organic heat carrier boiler is also called a heat conducting oil boiler, the capacity of the boiler is usually expressed by MW (megawatt), and the old unit is also expressed by kilowatt/hour or kilowatt/hour, namely 104 kcal/h. The organic heat carrier furnace (also called a heat conduction oil furnace) has the advantages of high temperature and low pressure, stable operation and wide application. The organic heat carrier furnace has a liquid phase and a gas phase, and most of the organic heat carrier furnaces are liquid phase.

However, the existing coal-fired organic heat carrier boiler does not carry out filtration treatment on the discharged flue gas, and the flue gas generated by the coal contains a lot of harmful substances and particulate matters, and the harmful substances and the particulate matters are discharged into the air, so that serious pollution is caused and the human health is endangered.

Disclosure of Invention

The utility model aims to solve the problem that the discharged flue gas is not filtered in the prior art, and provides a coal-fired organic heat carrier boiler.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fire coal organic heat carrier boiler, includes boiler heating storehouse, boiler heating storehouse's top is provided with the flue gas discharge port, one side of flue gas discharge port is connected with the conveyer pipe, the one end of conveyer pipe is connected with the rose box, the top of rose box is provided with the pump box, the inside of pump box is provided with the water pump, the top of water pump is connected with external pipeline, the bottom of water pump is connected with the connecting pipe, the bottom of connecting pipe runs through the rose box and is connected with the shunt tubes, the bottom of shunt tubes is provided with a plurality of shower nozzles, the inside of rose box is provided with the filter screen, one side of rose box is provided with the drain pipe, the top of rose box is provided with the exhaust pipe.

Preferably, a burner is arranged on one side of the boiler heating bin, a feed inlet is arranged at the top of the burner, a plurality of bases are arranged in the boiler heating bin, a heating furnace is arranged at the top of each base, and one end of the heating furnace penetrates through the boiler heating bin and is connected with the burner.

Preferably, a partition board is arranged in the boiler heating bin, and one side of the partition board is connected with a heat exchanger.

Preferably, a hot gas flowing bin is arranged at the top of the boiler heating bin, and a furnace body is connected to the top of the hot gas flowing bin.

Preferably, an indirect water adding pipe is arranged at the top of the boiler heating bin, and a drain pipe is arranged at one side of the boiler heating bin.

Preferably, a ventilation pipe is arranged at one side of the furnace body, and the bottom of the flue gas outlet penetrates through the boiler heating bin to be connected with the heating furnace.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, through the arrangement of the filter screen, the water pump and the spray head, the flue gas in the heating furnace is conveyed into the filter box through the flue gas outlet through the conveying pipe, harmful substances and particulate matters in the flue gas are adsorbed and filtered through the filter screen, an external water source is connected through an external pipeline, the flue gas is guided into the shunt pipe through the connecting pipe and shunted to the spray head for spraying and dust settling through the control of the water pump, the filtered flue gas is discharged from the smoke exhaust pipe, and sewage generated by filtration is discharged from the drain pipe, so that the flue gas is subjected to multiple filtration, the harmful substances and particulate matters in the flue gas are removed, the pollution caused by the discharged flue gas is effectively reduced, and the harm of the discharged flue gas to a human body is reduced.

2. According to the utility model, the burner, the charging port and the heating furnace are arranged, the coal is added from the charging port, the coal is combusted through the burner, and the hot air flow and the flue gas generated by combustion are led into the heating furnace, so that the burden of the boiler can be reduced by transferring the hot air flow and the flue gas generated by combusting the coal, the leakage of the flue gas is effectively prevented, the stability of the hot air flow is ensured, and the service life of the boiler is prolonged.

Drawings

FIG. 1 is a schematic diagram showing a schematic perspective view of a coal-fired organic heat carrier boiler according to the present utility model;

FIG. 2 is a schematic diagram showing a side structure of a coal-fired organic heat carrier boiler according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a coal-fired organic heat carrier boiler according to the present utility model;

fig. 4 is a schematic diagram of a filter assembly structure of a coal-fired organic heat carrier boiler according to the present utility model.

Legend description: 1. a boiler heating bin; 2. a combustion machine; 3. a blow-down pipe; 4. a feed inlet; 5. a furnace body; 6. a ventilation pipe; 7. an indirect water addition pipe; 8. a smoke outlet; 9. a delivery tube; 10. externally connected pipelines; 11. a smoke exhaust pipe; 12. a water pump box; 13. a filter box; 14. a drain pipe; 15. a hot gas flow bin; 16. a base; 17. a heating furnace; 18. a partition plate; 19. a heat exchanger; 20. a water pump; 21. a filter screen; 22. a connecting pipe; 23. a shunt; 24. a spray head.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Examples

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a fire coal organic heat carrier boiler, including boiler heating storehouse 1, boiler heating storehouse 1's top is provided with flue gas outlet 8, one side of flue gas outlet 8 is connected with conveyer pipe 9, the one end of conveyer pipe 9 is connected with rose box 13, the top of rose box 13 is provided with pump box 12, the inside of pump box 12 is provided with water pump 20, the top of water pump 20 is connected with external pipeline 10, the bottom of water pump 20 is connected with connecting pipe 22, the bottom of connecting pipe 22 runs through rose box 13 and is connected with shunt tubes 23, the bottom of shunt tubes 23 is provided with a plurality of shower nozzles 24, the inside of rose box 13 is provided with filter screen 21, one side of rose box 13 is provided with drain pipe 14, the top of rose box 13 is provided with the exhaust pipe 11, the bottom of flue gas outlet 8 runs through boiler heating storehouse 1 and is connected with heating furnace 17.

In the embodiment, the flue gas in the heating furnace 17 is conveyed to the filter box 13 through the flue gas outlet 8 through the conveying pipe 9, harmful substances and particulate matters in the flue gas are adsorbed and filtered through the filter screen 21, an external water source is connected through the external pipeline 10, the flue gas is sprayed and dusted through the water pump 20 and the connecting pipe 22, the flow-splitting pipe 23 is led to the spray head 24 for spraying and cleaning the flue gas, the filtered flue gas is discharged from the flue gas discharge pipe 11, and sewage generated by filtration is discharged from the drain pipe 14, so that the flue gas is filtered for multiple times, and the harmful substances and particulate matters in the flue gas are screened and removed.

Examples

As shown in fig. 1 to 4, a burner 2 is arranged on one side of a boiler heating bin 1, a feed inlet 4 is arranged at the top of the burner 2, a plurality of bases 16 are arranged in the boiler heating bin 1, a heating furnace 17 is arranged at the top of the plurality of bases 16, one end of the heating furnace 17 penetrates through the boiler heating bin 1 to be connected with the burner 2, a partition 18 is arranged in the boiler heating bin 1, a heat exchanger 19 is connected to one side of the partition 18, a hot gas flowing bin 15 is arranged at the top of the boiler heating bin 1, a furnace body 5 is connected to the top of the hot gas flowing bin 15, an indirect water adding pipe 7 is arranged at the top of the boiler heating bin 1, a drain pipe 3 is arranged at one side of the boiler heating bin 1, and a ventilation pipe 6 is arranged at one side of the furnace body 5.

In this embodiment, by adding coal from the feed port 4, burning the coal by the burner 2, and introducing the hot air flow and flue gas generated by the combustion into the heating furnace 17, it is possible to reduce the burden of the boiler by transferring the hot air flow and flue gas generated by burning the coal, exchange heat for the heating furnace 17 by connecting the partition 18 with the heat exchanger 19, it is possible to effectively control the temperature and pressure of the combustion chamber, transfer the heat generated by the heating furnace 17 to the inside of the furnace body 5 by the hot air flow bin 15, maintain the heat circulation, add indirect water into the combustion chamber by the indirect water adding pipe 7, increase the heat conduction effect, maintain the temperature of the boiler, discharge the residual sewage after the reaction by the blow-off pipe 3, adjust the air pressure inside the heating bin 1 and the furnace body 5 by the ventilation pipe 6, maintain the balance of the internal and external air pressure, or keep the boiler in a low pressure state all the time.

The working principle of the embodiment is as follows: when the boiler is used, firstly, coal is added from the feed port 4, the coal is combusted through the combustor 2, generated hot air flow and flue gas are led into the heating furnace 17, after the heating furnace 17 is heated, hot air rises and enters the boiler body 5 through the hot air flowing bin 15 for heat circulation, flue gas enters the filter box 13 from the flue gas outlet 8 through the conveying pipe 9, then the flue gas passes through the filter screen 21 to absorb and filter harmful substances and particulate matters, meanwhile, an external water source is connected from the external pipeline 10, the flue gas is led into the shunt pipe 23 through the connecting pipe 22 under the control of the water pump 20 and is shunted to the spray head 24, the flue gas is washed and dusted, the filtered flue gas is discharged from the smoke exhaust pipe 11, sewage generated by filtration is discharged from the drain pipe 14, the heating furnace 17 in the combustion chamber can be subjected to heat exchange through the heat exchanger 19, finally, indirect water is added into the boiler heating bin 1 through the indirect water adding pipe 7, the heat conduction effect is increased, the temperature balance is maintained, and residual sewage can be discharged from the blow-down pipe 3, so that the whole work of the organic heat carrier boiler is completed.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a fire coal organic heat carrier boiler, includes boiler heating storehouse (1), its characterized in that: the utility model discloses a boiler heating storehouse, including boiler heating storehouse (1), boiler heating storehouse, filter screen (21) are provided with filter screen (13), the top of boiler heating storehouse (1) is provided with flue gas discharge port (8), one side of flue gas discharge port (8) is connected with conveyer pipe (9), the one end of conveyer pipe (9) is connected with filter screen (13), the top of filter screen (13) is provided with pump box (12), the inside of pump box (12) is provided with water pump (20), the top of water pump (20) is connected with external pipeline (10), the bottom of water pump (20) is connected with connecting pipe (22), the bottom of connecting pipe (22) runs through filter screen (13) and is connected with shunt tubes (23), the bottom of shunt tubes (23) is provided with a plurality of shower nozzles (24), the inside of filter screen (21), one side of filter screen (13) is provided with drain pipe (14), the top of filter screen (13) is provided with smoke tube (11).

2. The coal fired organic heat carrier boiler of claim 1, wherein: one side of boiler heating storehouse (1) is provided with combustor (2), the top of combustor (2) is provided with charge door (4), the inside of boiler heating storehouse (1) is provided with a plurality of bases (16), a plurality of the top of base (16) is provided with heating furnace (17), the one end of heating furnace (17) runs through boiler heating storehouse (1) and is connected with combustor (2).

3. The coal fired organic heat carrier boiler of claim 1, wherein: the boiler heating bin (1) is internally provided with a partition plate (18), and one side of the partition plate (18) is connected with a heat exchanger (19).

4. The coal fired organic heat carrier boiler of claim 1, wherein: the top of boiler heating storehouse (1) is provided with steam flow storehouse (15), the top of steam flow storehouse (15) is connected with furnace body (5).

5. The coal fired organic heat carrier boiler of claim 1, wherein: the top of the boiler heating bin (1) is provided with an indirect water adding pipe (7), and one side of the boiler heating bin (1) is provided with a blow-down pipe (3).

6. The coal-fired organic heat carrier boiler of claim 4, wherein: one side of the furnace body (5) is provided with a ventilation pipe (6), and the bottom of the flue gas outlet (8) penetrates through the boiler heating bin (1) and is connected with a heating furnace (17).