CN210219709U

CN210219709U - Thermal power complementary energy comprehensive utilization and recovery device

Info

Publication number: CN210219709U
Application number: CN201920886056.XU
Authority: CN
Inventors: Dong Xiang; 向东; Xuehua Zhang; 张学华; Hua Wang; 汪华; Yunbo Yang; 杨云波; Siyu Shen; 沈思宇; Jinyuan Gu; 谷金元; Dejun Mu; 母德军; Shengyun Xu; 许胜云; Chao Sui; 隋超; Tao Li; 李涛
Original assignee: Huaneng Chongqing Liangjiang Gas Turbine Power Generation Co Ltd
Current assignee: Huaneng Chongqing Liangjiang Gas Turbine Power Generation Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-03-31
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a thermal power complementary energy comprehensive utilization recovery unit, including firing burning furnace, the forced draught blower is installed to one side of firing burning furnace, the air exhauster is installed to one side of forced draught blower, the chimney is installed to one side of air exhauster, the dust shaker is installed to the opposite side of air exhauster, fire the inboard bottom surface of burning furnace and install the air preheater, the over heater is installed to the inboard of firing burning furnace, the ash bucket is installed to the bottom of burning furnace inner wall, fire the up end of burning furnace and install the flow pipe, the surface mounting of flow pipe has the temperature insulation cover, the heating wall is installed to the inboard of temperature insulation cover, the steam turbine is installed to the lower terminal surface of flow pipe. The utility model discloses a heating wall's heating method guarantees and the direct knot contact of flow pipe, has improved heating efficiency to increased the inside heat duration of flow pipe, avoided the heat in the flow pipe to run off fast, for next procedure improvement efficiency.

Description

Thermal power complementary energy comprehensive utilization and recovery device

Technical Field

The utility model relates to a thermal power complementary energy technical field specifically is a thermal power complementary energy comprehensive utilization recovery unit.

Background

Thermal power generation is a main power generation mode in China, a power station boiler is used as one of three main devices of a thermal power station, the development is carried out along with the development of the thermal power industry in China, when environmental protection and energy conservation become important directions for structure adjustment of the Chinese power industry, the thermal power industry actively promotes the optimization and upgrade of the industrial structure under the guidance of the policy of 'high pressure and low pressure', closes a large number of small thermal power generating units with low energy efficiency and heavy pollution, the regeneration of domestic thermal power equipment is accelerated to a great extent, the thermal power generation utilizes fuel to generate heat and heat water to form high-temperature high-pressure superheated steam, then the steam enters the steam turbine along the pipeline to continuously expand to do work, the steam turbine rotor is impacted to rotate at a high speed, the generator rotor is driven to rotate, the stator coil cuts magnetic lines of force, electric energy is generated, the system voltage is increased by using the step-up transformer, the system voltage is connected with the system in a parallel mode, and the electric energy is conveyed outwards.

However, the existing thermal power generation device has serious heat loss, low power generation efficiency and insufficient raw material combustion; therefore, the existing requirements are not met, and a comprehensive utilization and recovery device for residual energy of thermal power generation is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal power complementary energy comprehensive utilization recovery unit to thermal power plant heat loss who proposes in solving above-mentioned background is serious, and the generating efficiency is low, the insufficient scheduling problem of raw materials burning.

In order to achieve the above object, the utility model provides a following technical scheme: a thermal power complementary energy comprehensive utilization and recovery device comprises a combustion furnace, wherein a blower is installed on one side of the combustion furnace, an exhaust fan is installed on one side of the blower, a chimney is installed on one side of the exhaust fan, a dust remover is installed on the other side of the exhaust fan, an air preheater is installed on the bottom surface of the inner side of the combustion furnace, a superheater is installed on the inner side of the combustion furnace, an ash hopper is installed at the bottom end of the inner wall of the combustion furnace, a water supply pipe is installed on the upper end surface of the combustion furnace, a temperature insulation sleeve is installed on the outer surface of the water supply pipe, a heating wall is installed on the inner side of the temperature insulation sleeve, a steam turbine is installed on the lower end surface of the water supply pipe, a generator is installed on one side of the steam turbine, a water supply, the combustion furnace is characterized in that a combustor is mounted on the other side of the combustion furnace, a gear coal mill is mounted on one side of the combustor, a bundling opening is mounted on the upper end face of the gear coal mill, two gears are mounted on the inner side of the gear coal mill, and steel brush gears are mounted on two sides of the gears.

Preferably, a superheater is installed on the inner side of the combustion furnace, and the combustion furnace and the superheater are fixed in an inserted manner.

Preferably, a heating wall is installed on the inner side of the heat insulation sleeve, and the heat insulation sleeve and the heating wall are fixed through screws.

Preferably, a gear is installed on the inner side of the gear coal mill, and the gear coal mill and the gear are fixed through a shaft pin.

Preferably, an air preheater is installed inside the combustion furnace, and the combustion furnace and the air preheater are fixed by screws.

Preferably, a steel brush gear is installed on the inner side of the gear coal mill, and the gear coal mill and the steel brush gear are fixed through a shaft pin.

Preferably, a dust remover is installed on one side of the combustion furnace, and the combustion furnace is connected with the dust remover through a pipeline.

Preferably, a blower is installed at one side of the combustion furnace, and the combustion furnace is connected with the blower through a pipeline.

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

1. the utility model discloses a what the heating wall adopted is the parcel formula heating mode, can directly knot contact with the flow pipe, improved heating efficiency to increase the heat duration in the flow pipe, avoided the heat in the flow pipe to run off fast, for next process improvement efficiency, the over heater is the heating mechanism who arranges in perpendicular flue, difficult ponding in the serpentine pipe, the drainage steam extraction is convenient, furthest absorbs the heat in the flue, makes the temperature rise fast, plays quick heating, the effect of improving efficiency;

2. the utility model discloses a gear can pulverize the coal charge that transports, grinds to powdered, for the combustor provides heating raw materials, and the air preheater can provide the preheating action for the operational environment of combustor to fuel atomization performance with the air mixing is better, and abundant burning improves economic nature and dynamic property, and the steel brush gear carries out the antiport with the gear, can clean the residue between the gear gap, guarantees the machining efficiency of gear, improves working life.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a side view of the utility model in its entirety;

fig. 3 is a top view of the whole of the present invention;

FIG. 4 is a schematic view of the internal structure of the combustion furnace of the present invention;

FIG. 5 is a schematic view of a partial structure of the coal pulverizer of the present invention;

fig. 6 is a schematic cross-sectional structure view of the thermal insulation sleeve of the present invention.

In the figure: 1. a combustion furnace; 2. an air preheater; 3. a dust remover; 4. a chimney; 5. an exhaust fan; 6. a blower; 7. a condenser; 8. a water supply pipe; 9. a thermal insulation sleeve; 10. a water supply pipe; 11. a steam turbine; 12. a generator; 13. a beam collecting port; 14. a gear coal mill; 15. a burner; 16. a superheater; 17. a steel brush gear; 18. an ash hopper; 19. heating the wall; 20. a gear; 21. a water addition port; 22. a pipeline.

Detailed Description

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

Referring to fig. 1 to 6, the present invention provides an embodiment: a thermal power complementary energy comprehensive utilization and recovery device comprises a combustion furnace 1, a blower 6 is arranged on one side of the combustion furnace 1, an exhaust fan 5 is arranged on one side of the blower 6, a chimney 4 is arranged on one side of the exhaust fan 5, a dust remover 3 is arranged on the other side of the exhaust fan 5, an air preheater 2 is arranged on the bottom surface of the inner side of the combustion furnace 1, a superheater 16 is arranged on the inner side of the combustion furnace 1, the superheater 16 is a heating mechanism arranged in a vertical flue, water is not easy to accumulate in a serpentine pipe, water and steam are convenient to drain and exhaust, the heat in the flue is absorbed to the maximum extent, the temperature can be quickly raised, the effects of quick heating and efficiency improvement are achieved, an ash hopper 18 is arranged at the bottom end of the inner wall of the combustion furnace 1, a water supply pipe 10 is arranged on the upper end surface of the combustion furnace 1, a temperature insulation sleeve 9 is arranged, can with the direct knot contact of flow pipe 10, heating efficiency is improved, thereby the inside heat duration of flow pipe 10 has been increased, the heat in flow pipe 10 has been avoided running off fast, efficiency is improved for next process, steam turbine 11 is installed to the lower terminal surface of flow pipe 10, generator 12 is installed to one side of steam turbine 11, the rear end face of burning furnace 1 installs feed pipe 8, condenser 7 is installed to the lower terminal surface of feed pipe 8, one side of condenser 7 is provided with adds water port 21, it installs combustor 15 to fire the opposite side of furnace 1, gear coal pulverizer 14 is installed to one side of combustor 15, bundling mouth 13 is installed to the up end of gear coal pulverizer 14, two gears 20 are installed to the inboard of gear coal pulverizer 14, steel brush gear 17 is all installed to the both sides of gear 20.

Further, a superheater 16 is installed on the inner side of the combustion furnace 1, and the combustion furnace 1 and the superheater are fixed in an inserted manner.

By adopting the technical scheme, the superheater 16 is a heating mechanism arranged in the vertical flue, water is not accumulated in the serpentine pipe easily, water drainage and steam exhaust are convenient, heat in the flue is absorbed to the maximum extent, the temperature can be rapidly raised, and the effects of rapid heating and efficiency improvement are achieved.

Further, a heating wall 19 is mounted on the inner side of the heat insulating sleeve 9, and the heat insulating sleeve 9 and the heating wall 19 are fixed by screws.

Through adopting above-mentioned technical scheme, what heating wall 19 adopted is the parcel formula heating method, can with flow pipe 10 direct junction contact, improved heating efficiency to increase the inside heat duration of flow pipe 10, avoided the heat in flow pipe 10 to run off fast, for next process improvement efficiency.

Further, a gear 20 is mounted on the inner side of the coal gear mill 14, and the coal gear mill 14 and the gear 20 are fixed through a shaft pin.

Through adopting above-mentioned technical scheme, gear 20 can be ground the coal charge who transports, grinds to powdered, provides heating raw materials for combustor 15.

Further, an air preheater 2 is installed inside the combustion furnace 1, and the combustion furnace 1 and the air preheater 2 are fixed by screws.

Through adopting above-mentioned technical scheme, air preheater 2 can provide the preheating action for the operational environment of combustor 15 to fuel atomization performance with the air mixing is better, and abundant burning improves economic nature and dynamic property.

Further, a steel brush gear 17 is mounted on the inner side of the coal gear mill 14, and the coal gear mill 14 and the steel brush gear 17 are fixed through a shaft pin.

Through adopting above-mentioned technical scheme, steel brush gear 17 carries out antiport with gear 20, can clean the residue between the gear 20 gap, guarantees gear 20's machining efficiency, improves working life.

Further, a dust remover 3 is installed at one side of the combustion furnace 1, and the combustion furnace 1 and the dust remover 3 are connected through a pipe 22.

By adopting the technical scheme, the dust remover 3 has a wide application range, most dust removing objects can use the dust remover 3, and particularly for a large centralized dust removing system; the dust is discharged in a dry powder state, so that the dust is beneficial to centralized treatment and comprehensive utilization.

Further, a blower 6 is attached to one side of the combustion furnace 1, and the combustion furnace 1 and the blower 6 are connected by a pipe 22.

Through adopting above-mentioned technical scheme, forced draught blower 6 can provide wind energy for air preheater 2, inside carrying the furnace with wind energy through the heating of air preheater 2, for the operational environment improvement air temperature of combustor 15.

The working principle is as follows: when the device is used, the working state of each structure in the device is checked, the device is installed in a working area, an external water source is connected with the condenser 7, the generator 12 is connected with an external power supply, each electric appliance power supply is switched on, the machine is started, the conveying belt conveys coal blocks to the gear coal mill 14, the coal blocks are concentrated through the bundling opening 13, the conveyed coal blocks can be crushed and ground into powder by the internal gear 20, heating raw materials are provided for the burner 15, the steel brush gears 17 are installed on two sides of the gear 20, the steel brush gears 17 and the gear 20 rotate reversely, residues in gaps among the gear 20 can be cleaned, the processing efficiency of the gear 20 is ensured, the service life is prolonged, then the air blower 6 provides wind energy for the air preheater 2, the air preheater 2 can provide a preheating effect for the working environment of the burner 15, and the fuel atomization performance of mixing with air is better, the full combustion improves the economy and the dynamic property, the superheater 16 is a heating mechanism arranged in the vertical flue, water is not easy to accumulate in the serpentine pipe, the drainage and the steam exhaust are convenient, the heat in the flue is absorbed to the maximum extent, the temperature can be quickly raised, the effects of quick heating and efficiency improvement are achieved, then when the heat passes through the water supply pipe 10, the heating wall 19 can provide heat preservation and heating effects for the water supply pipe 10, the heating wall 19 adopts a wrapping type heating mode and can be directly contacted with the water supply pipe 10, the heating efficiency is improved, thereby increasing the duration of heat in the water supply pipe 10, preventing the heat in the pipe water supply pipe 10 from rapidly losing, improving the efficiency of the next process, after the steam enters the steam turbine 11, the heat energy of the steam is converted into mechanical energy of the rotation of the turbine rotor through a series of annularly configured nozzles and moving blades in sequence, and the generator 12 is driven to generate electricity.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thermal power complementary energy comprehensive utilization recovery unit, includes fires burning furnace (1), its characterized in that: the boiler is characterized in that a blower (6) is installed on one side of a combustion furnace (1), an exhaust fan (5) is installed on one side of the blower (6), a chimney (4) is installed on one side of the exhaust fan (5), a dust remover (3) is installed on the other side of the exhaust fan (5), an air preheater (2) is installed on the bottom surface of the inner side of the combustion furnace (1), a superheater (16) is installed on the inner side of the combustion furnace (1), an ash hopper (18) is installed at the bottom end of the inner wall of the combustion furnace (1), a water feeding pipe (10) is installed on the upper end surface of the combustion furnace (1), a temperature insulation sleeve (9) is installed on the outer surface of the water feeding pipe (10), a heating wall (19) is installed on the inner side of the temperature insulation sleeve (9), a steam turbine (11) is installed on the, the coal mining device is characterized in that a water supply pipe (8) is installed on the rear end face of the combustion furnace (1), a condenser (7) is installed on the lower end face of the water supply pipe (8), a water adding port (21) is arranged on one side of the condenser (7), a combustor (15) is installed on the other side of the combustion furnace (1), a gear coal mill (14) is installed on one side of the combustor (15), a cluster opening (13) is installed on the upper end face of the gear coal mill (14), two gears (20) are installed on the inner side of the gear coal mill (14), and steel brush gears (17) are installed on the two sides of the gears (20).

2. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: the combustion furnace (1) and the superheater (16) are fixed through insertion.

3. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: the heat insulation sleeve (9) and the heating wall (19) are fixed through screws.

4. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: a gear (20) is installed on the inner side of the gear coal mill (14), and the gear coal mill (14) and the gear (20) are fixed through a shaft pin.

5. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: an air preheating machine (2) is installed on the inner side of the combustion furnace (1), and the combustion furnace (1) and the air preheating machine (2) are fixed through screws.

6. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: and a steel brush gear (17) is installed on the inner side of the gear coal mill (14), and the gear coal mill (14) is fixed with the steel brush gear (17) through a shaft pin.

7. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: the dust removal machine (3) is installed to one side of burning furnace (1), it passes through pipeline (22) with dust removal machine (3) to burn burning furnace (1) and is connected.

8. The thermal power complementary energy comprehensive utilization and recovery device of claim 1, which is characterized in that: the combustion furnace (1) is connected with the blower (6) through a pipeline (22).