Energy-saving and environment-friendly device for power utilization of power plant

Abstract

The utility model relates to the technical field of energy conservation and environmental protection, and discloses a power plant electricity energy conservation and environmental protection device which comprises a chimney for discharging smoke, a heat recovery mechanism and a filtering mechanism, the top of the chimney is fixedly connected with a guide pipe, and the left side of the guide pipe is fixedly connected with a discharging pipe; the heat recovery mechanism comprises a water storage tank and a heat recovery pipe, the interior of the water storage tank is divided into a cold water cavity and a hot water cavity through a partition plate, a water pump is arranged at the top of the water storage tank, a water pipe is arranged at the end, away from the water storage tank, of the water pump, the interior of the heat recovery pipe is of a cavity type, and a heat conduction pipe is arranged in the heat recovery pipe. According to the power utilization energy-saving and environment-friendly device for the power plant, the water pump communicates with the heat recovery pipe through the water pipe, cold water in the water storage tank can be guided into the heat recovery pipe so that heat in smoke can be better absorbed, when the smoke passes through the heat recovery pipe, the heat of the smoke is transmitted into the hot water cavity of the water storage tank through the heat conduction pipe, and therefore heat recovery and utilization are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of energy conservation and environmental protection, in particular to an energy conservation and environmental protection device for electricity used in a power plant. Background Art

[0002] A power plant is a power plant that converts some form of raw energy into electrical energy for fixed facilities or transportation, such as thermal, hydroelectric, steam, diesel or nuclear power plants. A thermal power plant is mainly composed of four key components, namely boilers, steam turbines, condensers, and generators. Fuel combustion converts chemical energy into thermal energy to heat the water in the boiler into steam, and then the steam heat energy drives the steam turbine to do work, converting thermal energy into mechanical energy, and then the mechanical energy is converted into electrical energy through the generator, thus completing the entire power generation process.

[0003] A power plant electricity energy-saving and environmental protection device provided in the Chinese utility model patent application disclosure specification CN 214554444 U includes: a column and a mounting platform, the mounting platform is fixedly mounted on the top of the column; a cleaning mechanism, the cleaning mechanism is arranged on the mounting platform, the cleaning mechanism includes a fixed ring, the fixed ring is fixedly mounted on the mounting platform, a sliding groove is provided on the top of the fixed ring, a sliding ring is slidably mounted in the sliding groove, an adsorption plate is installed on the sliding ring, a cleaning plate is provided below the adsorption plate, and the cleaning plate is fixedly mounted on one side of the fixed ring. The power plant electricity energy-saving and environmental protection device provided by the utility model can adsorb and clean particulate matter discharged from the chimney through the cleaning mechanism and the power mechanism, reduce the emission of pollutants, and protect the environment. By setting an electrostatic generator, the adsorption capacity of the adsorption plate can be enhanced through the principle of electrostatic adsorption.

[0004] However, the above-mentioned prior art cannot recover the heat in the discharged smoke, which wastes the thermal energy in the smoke. Therefore, an energy-saving and environmentally friendly device for power plant electricity is urgently needed. Utility Model Content

[0005] The purpose of the utility model is to provide an energy-saving and environmentally friendly device for power plant electricity use to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an energy-saving and environmentally friendly device for power plant electricity, comprising a chimney for discharging smoke, a heat recovery mechanism, and a filtering mechanism, wherein a guide pipe is fixedly connected to the top of the chimney, and a discharge pipe is fixedly connected to the left side of the guide pipe;

[0007] The heat recovery mechanism includes a water tank and a heat recovery pipe. The interior of the water tank forms a cold water chamber and a hot water chamber through a partition. A water pump is arranged on the top of the water tank. A water pipe is arranged at one end of the water pump away from the water tank. The interior of the heat recovery pipe is a hollow cavity, and a heat conduction pipe is arranged inside the heat recovery pipe.

[0008] Preferably, the heat recovery pipe is arranged inside the guide pipe, and one end of the heat recovery pipe passes through the guide pipe and is connected with the hot water chamber of the water storage tank.

[0009] The chimney is used to discharge the smoke generated by the power plant. The interior of the water tank is divided into a cold water chamber and a hot water chamber by a partition. A water pump and a water pipe are installed on the top. The heat recovery pipe is arranged inside the guide pipe, and one end of the heat recovery pipe is connected to the hot water chamber of the water tank. The water pump is connected to the heat recovery pipe through a water pipe, and the cold water in the water tank can be introduced into the heat recovery pipe to better absorb the heat in the smoke.

[0010] Preferably, the heat conducting pipe is arranged along the interior of the heat recovery pipe, and one end of the heat conducting pipe extends into the hot water chamber of the water storage tank.

[0011] Preferably, one end of the water pipe away from the water pump passes through the guide pipe and is connected to the heat recovery pipe.

[0012] The interior of the heat recovery pipe is hollow and is equipped with a heat conduction pipe. One end of the heat conduction pipe extends into the hot water chamber of the water tank. When smoke passes through the heat recovery pipe, its heat is transferred to the hot water chamber of the water tank through the heat conduction pipe, thereby realizing heat recovery and utilization. The water inlet pipe and the water outlet pipe are respectively provided with a water inlet valve and a water outlet valve for controlling the inflow and outflow of water.

[0013] Preferably, a water inlet pipe connected to the cold water chamber is provided on the right side of the water storage tank, and a water inlet valve is provided on the water inlet pipe. A water outlet pipe connected to the hot water chamber is provided on the right side of the water storage tank, and a water outlet pipe is provided with a water outlet valve.

[0014] Preferably, the filtering mechanism comprises a filter screen plate and a collecting box, the left side of the filter screen plate is fixedly connected with a connecting rod, and the top of the collecting box is fixedly connected to the connecting rod.

[0015] The filter plate is used to filter harmful substances in the smoke, and the collection box is used to collect the filtered substances. The filter plate is fixedly connected to the collection box through a connecting rod. One end of the connecting rod is overlapped on the discharge pipe, and the other end extends into the discharge pipe. When the smoke passes through the discharge pipe, the filter plate filters out the harmful substances in it and collects them in the collection box.

[0016] Preferably, the connecting rod is L-shaped, one end of the connecting rod is overlapped on the discharge pipe, and the other end of the connecting rod extends into the discharge pipe, the filter screen is located above the collection box, and the filter screen and the collection box are both located in the discharge pipe.

[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0018] First, in the utility model, the chimney is used to discharge the smoke generated by the power plant, the interior of the water tank is divided into a cold water chamber and a hot water chamber by a partition, a water pump and a water pipe are installed on the top, the heat recovery pipe is arranged inside the guide pipe, one end of which is connected with the hot water chamber of the water tank, the water pump is connected with the heat recovery pipe through the water pipe, and the cold water in the water tank can be introduced into the heat recovery pipe to better absorb the heat in the smoke, the interior of the heat recovery pipe is a cavity type, and a heat conducting pipe is arranged inside, one end of the heat conducting pipe extends into the hot water chamber of the water tank, when the smoke passes through the heat recovery pipe, its heat is transferred to the hot water chamber of the water tank through the heat conducting pipe, thereby realizing heat recovery and utilization, the water inlet pipe and the water outlet pipe are respectively provided with a water inlet valve and a water outlet valve, which are used to control the inflow and outflow of water to meet the different needs of the power plant.

[0019] Second, in the utility model, the filter screen is used to filter harmful substances in the smoke, and the collection box is used to collect the filtered substances. The filter screen is fixedly connected to the collection box through a connecting rod. One end of the connecting rod is overlapped on the discharge pipe, and the other end extends into the discharge pipe. When the smoke passes through the discharge pipe, the filter screen filters the harmful substances therein and collects them in the collection box. When cleaning, the connecting rod is lifted upwards, and the filter screen and the collection box are taken out for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0021] Figure 2 This is a front cutaway structural diagram of the guide tube and heat recovery mechanism of the utility model;

[0022] Figure 3 This is a front cutaway structural diagram of the guide tube and heat recovery mechanism of the utility model;

[0023] Figure 4 This is a front cutaway structural diagram of the connection between the guide pipe and the discharge pipe of the utility model.

[0024] Among them: 1. guide pipe; 2. discharge pipe; 11. water storage tank; 12. heat recovery pipe; 13. water pump; 14. water pipe; 15. heat transfer pipe; 16. water inlet pipe; 17. water outlet pipe; 21. filter screen; 22. collection box; 23. connecting rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0026] The utility model provides the following technical solutions:

[0027] Embodiment 1

[0028] See also Figure 1 , Figure 2 , Figure 3 , an energy-saving and environmentally friendly device for power plant electricity, comprising a chimney for discharging smoke, a heat recovery mechanism, and a filtering mechanism, a guide pipe 1 is fixedly connected to the top of the chimney, and a discharge pipe 2 is fixedly connected to the left side of the guide pipe 1;

[0029] The heat recovery mechanism includes a water tank 11 and a heat recovery pipe 12. The interior of the water tank 11 forms a cold water chamber and a hot water chamber through a partition. A water pump 13 is arranged on the top of the water tank 11. A water pipe 14 is arranged at one end of the water pump 13 away from the water tank 11. The interior of the heat recovery pipe 12 is a cavity type, and a heat conduction pipe 15 is arranged inside the heat recovery pipe 12.

[0030] The heat recovery pipe 12 is arranged inside the guide pipe 1 , and one end of the heat recovery pipe 12 passes through the guide pipe 1 and is connected with the hot water chamber of the water storage tank 11 .

[0031] The heat conducting pipe 15 is disposed along the interior of the heat recovery pipe 12 , and one end of the heat conducting pipe 15 extends into the hot water chamber of the water storage tank 11 .

[0032] One end of the water pipe 14 away from the water pump 13 passes through the guide pipe 1 and is connected to the heat recovery pipe 12 .

[0033] A water inlet pipe 16 communicating with the cold water chamber is arranged on the right side of the water storage tank 11, and a water inlet valve is arranged on the water inlet pipe 16. A water outlet pipe 17 communicating with the hot water chamber is arranged on the right side of the water storage tank 11, and a water outlet valve is arranged on the water outlet pipe 17.

[0034] Through the above technical scheme, the chimney is used to discharge the smoke generated by the power plant. The interior of the water tank 11 is divided into a cold water chamber and a hot water chamber by a partition. A water pump 13 and a water pipe 14 are installed on the top. The heat recovery pipe 12 is arranged inside the guide pipe 1, and one end of the water tank 11 is connected to the hot water chamber of the water tank 11. The water pump 13 is connected to the heat recovery pipe 12 through the water pipe 14. The cold water in the water tank 11 can be introduced into the heat recovery pipe 12 to better absorb the heat in the smoke. The interior of the heat recovery pipe 12 is a hollow cavity, and a heat conducting pipe 15 is arranged inside. One end of the heat conducting pipe 15 extends into the hot water chamber of the water tank 11. When the smoke passes through the heat recovery pipe 12, its heat is transferred to the hot water chamber of the water tank 11 through the heat conducting pipe 15, thereby realizing heat recovery and utilization. The water inlet pipe 16 and the water outlet pipe 17 are respectively provided with a water inlet valve and a water outlet valve for controlling the inflow and outflow of water to meet the different needs of the power plant.

[0035] Embodiment 2

[0036] See also Figure 4 On the basis of the first embodiment, it is further obtained that the filtering mechanism includes a filter screen plate 21 and a collecting box 22 , the left side of the filter screen plate 21 is fixedly connected with a connecting rod 23 , and the top of the collecting box 22 is fixedly connected with the connecting rod 23 .

[0037] The connecting rod 23 is L-shaped, one end of the connecting rod 23 is overlapped on the discharge pipe 2, and the other end of the connecting rod 23 extends into the discharge pipe 2. The filter screen plate 21 is located above the collection box 22, and the filter screen plate 21 and the collection box 22 are both located in the discharge pipe 2.

[0038] Through the above technical solution, the filter plate 21 is used to filter harmful substances in the smoke, and the collection box 22 is used to collect the filtered substances. The filter plate 21 is fixedly connected to the collection box 22 through the connecting rod 23. One end of the connecting rod 23 is overlapped on the discharge pipe 2, and the other end extends into the discharge pipe 2. When the smoke passes through the discharge pipe 2, the filter plate 21 filters the harmful substances therein and collects them in the collection box 22. When cleaning, the connecting rod 23 is lifted upward, and the filter plate 21 and the collection box 22 are taken out for cleaning.

[0039] In actual operation, when this device is in use, the chimney is used to discharge the smoke generated by the power plant. The interior of the water tank 11 is divided into a cold water chamber and a hot water chamber by a partition. A water pump 13 and a water pipe 14 are installed on the top. The heat recovery pipe 12 is arranged inside the guide pipe 1, and one end of the heat recovery pipe 12 is connected to the hot water chamber of the water tank 11. The water pump 13 is connected to the heat recovery pipe 12 through the water pipe 14. The cold water in the water tank 11 can be introduced into the heat recovery pipe 12 to better absorb the heat in the smoke. The interior of the heat recovery pipe 12 is a hollow cavity, and a heat conduction pipe 15 is arranged inside. One end of the heat conduction pipe 15 extends into the hot water chamber of the water tank 11. When the smoke passes through the heat recovery pipe 12, its heat is transferred to the heat of the water tank 11 through the heat conduction pipe 15. In the water cavity, heat recovery and utilization are realized, the water inlet pipe 16 and the water outlet pipe 17 are respectively provided with a water inlet valve and a water outlet valve for controlling the inflow and outflow of water to meet the different needs of the power plant, the filter screen 21 is used to filter the harmful substances in the smoke, and the collection box 22 is used to collect the filtered substances, the filter screen 21 is fixedly connected to the collection box 22 through a connecting rod 23, one end of the connecting rod 23 is overlapped on the discharge pipe 2, and the other end extends into the discharge pipe 2. When the smoke passes through the discharge pipe 2, the filter screen 21 filters the harmful substances therein and collects them in the collection box 22. When cleaning, the connecting rod 23 is lifted upward, and the filter screen 21 and the collection box 22 are taken out for cleaning.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. An energy-saving and environmentally friendly device for power plant electricity, comprising a chimney for discharging smoke, a heat recovery mechanism, and a filtering mechanism, characterized in that: A guide pipe (1) is fixedly connected to the top of the chimney, and a discharge pipe (2) is fixedly connected to the left side of the guide pipe (1); The heat recovery mechanism comprises a water storage tank (11) and a heat recovery pipe (12); a cold water chamber and a hot water chamber are formed inside the water storage tank (11) through a partition; a water pump (13) is arranged on the top of the water storage tank (11); a water pipe (14) is arranged at one end of the water pump (13) away from the water storage tank (11); the interior of the heat recovery pipe (12) is a hollow cavity; a heat conduction pipe (15) is arranged inside the heat recovery pipe (12).

2. The power plant electricity energy-saving and environmental protection device according to claim 1, characterized in that: The heat recovery pipe (12) is arranged inside the guide pipe (1), and one end of the heat recovery pipe (12) passes through the guide pipe (1) and is connected to the hot water chamber of the water storage tank (11).

3. The power plant electricity energy-saving and environmental protection device according to claim 1 is characterized by: The heat conduction pipe (15) is arranged along the interior of the heat recovery pipe (12), and one end of the heat conduction pipe (15) extends into the hot water cavity of the water storage tank (11).

4. The power plant electricity energy-saving and environmental protection device according to claim 1 is characterized in that: One end of the water pipe (14) away from the water pump (13) passes through the guide pipe (1) and is connected to the heat recovery pipe (12).

5. The power plant electricity energy-saving and environmental protection device according to claim 1 is characterized by: A water inlet pipe (16) communicating with the cold water chamber is arranged on the right side of the water storage tank (11), and a water inlet valve is arranged on the water inlet pipe (16); a water outlet pipe (17) communicating with the hot water chamber is arranged on the right side of the water storage tank (11), and a water outlet valve is arranged on the water outlet pipe (17).

6. The power plant electricity energy-saving and environmental protection device according to claim 1, characterized in that: The filtering mechanism comprises a filter screen plate (21) and a collection box (22); the left side of the filter screen plate (21) is fixedly connected to a connecting rod (23); and the top of the collection box (22) is fixedly connected to the connecting rod (23).

7. The power plant electricity energy-saving and environmental protection device according to claim 6, characterized in that: The connecting rod (23) is L-shaped, one end of the connecting rod (23) is overlapped on the discharge pipe (2), and the other end of the connecting rod (23) extends into the discharge pipe (2); the filter screen plate (21) is located above the collection box (22); and the filter screen plate (21) and the collection box (22) are both located in the discharge pipe (2).

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