CN114811569A

CN114811569A - Economizer with self-cleaning function for energy conservation and consumption reduction of thermal power plant

Info

Publication number: CN114811569A
Application number: CN202210502851.0A
Authority: CN
Inventors: 张瑞元; 杨志伟; 张亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-07-29

Abstract

The invention discloses a coal economizer with a self-cleaning function for energy conservation and consumption reduction of a thermal power plant, which comprises steel pipes and a mounting rack, wherein the mounting rack is provided with a plurality of steel pipes which are distributed equidistantly, the steel pipes are fixedly connected inside the mounting rack, the steel pipes are provided with a plurality of steel pipes which are distributed equidistantly, the tops of two sides of the mounting rack are fixedly connected with fixing blocks, and the tops of the fixing blocks are fixedly connected with a transmission case. According to the invention, the cleaning plate is arranged, so that the driving mechanism drives the cleaning plate to move up and down after being started, the cleaning plate can drive the cleaning sleeve and the cleaning assembly to clean the surface of the steel pipe, the problems that impurities in discharged flue gas are adhered to the surface of the economizer when the existing economizer is used, more and more impurities are generated when the impurities are not cleaned, the heat conduction effect of the surface of the economizer is reduced, and the heat absorption effect of the economizer is reduced are solved, and the self-cleaning advantage is achieved.

Description

Economizer with self-cleaning function for energy conservation and consumption reduction of thermal power plant

Technical Field

The invention relates to the technical field of thermal power plants, in particular to a coal economizer with a self-cleaning function for saving energy and reducing consumption of the thermal power plant.

Background

A thermal power plant, referred to as a thermal power plant for short, is a plant for producing electric energy by using combustible materials (such as coal) as fuel, and the basic production process is as follows: the fuel heats water to generate steam when burning, chemical energy of the fuel is converted into heat energy, the steam pressure pushes a steam turbine to rotate, the heat energy is converted into mechanical energy, then the steam turbine drives a generator (51) to rotate, the mechanical energy is converted into electric energy, a coal Economizer is needed when a thermal power plant burns to generate electricity, the coal Economizer (the English name Econozer) is a device which is arranged at the lower part of a flue at the tail part of a boiler and is used for recovering waste heat of exhausted smoke, water fed by the boiler is heated into a heating surface of saturated water under the pressure of a steam pocket, because the coal Economizer absorbs heat of high-temperature smoke, reduces the exhaust temperature of the smoke, saves energy, improves efficiency, and is called as the coal Economizer, but when the existing coal Economizer is used, impurities in the exhausted smoke can be adhered to the surface of the coal Economizer, if the impurities are not cleaned, the impurities are more and more impurities are generated, and the heat conduction effect of the surface of the coal Economizer is reduced, the heat absorption effect of the economizer is reduced.

Disclosure of Invention

In order to solve the problems in the background art, the invention aims to provide an economizer with a self-cleaning function for saving energy and reducing consumption in a thermal power plant, which has the advantage of self-cleaning and solves the problems that when the existing economizer is used, impurities in discharged flue gas can be adhered to the surface of the economizer, more and more impurities can be generated without cleaning the impurities, the heat conduction effect of the surface of the economizer is reduced, and the heat absorption effect of the economizer is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an energy-conserving power consumption that falls of thermal power plant has economizer from clearance function, includes steel pipe and mounting bracket, the mounting bracket is provided with a plurality of and is the equidistance and distributes, steel pipe fixed connection is in the inside of mounting bracket, the steel pipe is provided with a plurality of and is the equidistance and distributes, the top fixedly connected with fixed block of mounting bracket both sides, the top fixedly connected with transmission case of fixed block, the inside fixed connection drive mechanism of transmission case, the inside of mounting bracket is provided with clean board, the surface and the steel pipe swing joint at the steel pipe are established to clean board cover, the top and the clean cover of the equal fixedly connected with in bottom of clean board, the clean cover is kept away from the equal fixedly connected with mount in both sides of clean board one side, clean subassembly has been seted up to the mount inboard.

Preferably, the transmission mechanism comprises a motor, the output end of the motor is fixedly connected with a screw rod, the surface of the screw rod is in threaded connection with a threaded sleeve, and the inner side of the threaded sleeve is fixedly connected with the outer side of the cleaning plate.

Preferably, the cleaning assembly comprises a movable groove, a movable rod is movably connected inside the movable groove, a movable ring is movably connected on the inner side of the fixed frame, cleaning bristles are fixedly connected on the inner wall of the movable ring, and the cleaning bristles are movably connected with the steel pipe.

Preferably, the surface of the movable rod is provided with threads, the movable rod is in threaded connection with the movable ring through the threads, the outer side of the surface of the movable rod is in threaded connection with a nut, and the nut is movably connected with the fixed frame.

Preferably, the inner wall of the cleaning sleeve is fixedly connected with a scraping ring, the inner side of the scraping ring is movably connected with the surface of the steel pipe, two sides of the cleaning sleeve are provided with two discharge grooves which are distributed equidistantly.

Preferably, the discharge groove is arranged obliquely, and the cleaning wool is made of palm fan blades.

Preferably, the top and the bottom of the threaded sleeve are fixedly connected with cleaning rings, a brush is arranged inside the cleaning rings, and the brush is movably connected with the surface of the screw rod.

Preferably, the two sides of the bottom of the mounting frame are fixedly connected with limiting blocks, circular table blocks are movably embedded in the tops of the limiting blocks, and the tops of the circular table blocks are fixedly connected with the bottoms of the screw rods.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the cleaning plate is arranged, so that the driving mechanism drives the cleaning plate to move up and down after being started, the cleaning plate can drive the cleaning sleeve and the cleaning assembly to clean the surface of the steel pipe, the problems that impurities in discharged flue gas are adhered to the surface of the economizer when the existing economizer is used, more and more impurities are generated when the impurities are not cleaned, the heat conduction effect of the surface of the economizer is reduced, and the heat absorption effect of the economizer is reduced are solved, and the self-cleaning advantage is achieved.

2. According to the invention, the transmission mechanism is arranged, so that the motor can drive the screw rod to rotate after being started, the screw rod drives the cleaning plate to move up and down through the screw sleeve after being rotated, the cleaning plate can clean the surface of the steel pipe, and the cleaning assembly is arranged, so that the movable groove can drive the movable ring to follow up through the movable rod, and the movable ring can clean impurities adhered to the surface of the steel pipe through the cleaning bristles in the follow-up process.

3. According to the invention, through the arrangement of the threads and the nuts, the movable rod and the movable ring can be conveniently and fixedly connected by a user through the threads by matching the threads and the nuts, meanwhile, the movable rod can be prevented from being separated from the movable groove by using the nuts, meanwhile, the movable rod can be detached through the threads, so that the movable ring is replaced, and through the arrangement of the scraping ring and the discharge groove, the impurities which cannot be cleaned on the steel pipe can be scraped by matching the scraping ring 12 and the discharge groove, and the scraped impurities can be discharged through the discharge groove.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1. a steel pipe; 2. a mounting frame; 3. a fixed block; 4. a transmission case; 5. a transmission mechanism; 51. a motor; 52. a screw; 53. a threaded sleeve; 6. cleaning the plate; 7. cleaning the sleeve; 8. a fixed mount; 9. a cleaning assembly; 91. a movable groove; 92. a movable rod; 93. a movable ring; 94. cleaning the hair; 10. a thread; 11. a nut; 12. scraping rings; 13. a discharge tank; 14. cleaning the ring; 15. a limiting block; 16. a round table block.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, the economizer with a self-cleaning function for energy conservation and consumption reduction of a thermal power plant provided by the invention comprises a steel pipe 1 and a mounting frame 2, wherein the mounting frame 2 is provided with a plurality of steel pipes which are distributed equidistantly, the steel pipes 1 are fixedly connected inside the mounting frame 2, the steel pipes 1 are provided with a plurality of steel pipes which are distributed equidistantly, fixed blocks 3 are fixedly connected to the tops of two sides of the mounting frame 2, the top of each fixed block 3 is fixedly connected with a transmission case 4, the transmission case 4 is fixedly connected with a transmission mechanism 5 inside, a cleaning plate 6 is arranged inside the mounting frame 2, the cleaning plate 6 is sleeved on the surface of the steel pipe 1 and movably connected with the steel pipe 1, cleaning sleeves 7 are fixedly connected to the tops and the bottoms of the cleaning plates 6, fixing frames 8 are fixedly connected to two sides of one side of each cleaning sleeve 7, which is far away from the cleaning plate 6, and cleaning assemblies 9 are arranged on the inner sides of the fixing frames 8.

Referring to fig. 2, the transmission mechanism 5 includes a motor 51, a screw 52 is fixedly connected to an output end of the motor 51, a threaded sleeve 53 is threadedly connected to a surface of the screw 52, and an inner side of the threaded sleeve 53 is fixedly connected to an outer side of the cleaning plate 6.

As a technical optimization scheme of the invention, the transmission mechanism 5 is arranged, so that the motor 51 can drive the screw rod 52 to rotate after being started, the screw rod 52 drives the cleaning plate 6 to move up and down through the threaded sleeve 53 after being rotated, and the cleaning plate 6 can clean the surface of the steel pipe 1.

Referring to fig. 3, the cleaning assembly 9 includes a movable groove 91, a movable rod 92 is movably connected inside the movable groove 91, a movable ring 93 is movably connected inside the fixed frame 8, cleaning bristles 94 are fixedly connected to the inner wall of the movable ring 93, and the cleaning bristles 94 are movably connected with the steel pipe 1.

As a technical optimization scheme of the invention, the cleaning assembly 9 is arranged, so that the movable groove 91 can drive the movable ring 93 to follow up through the movable rod 92, and the movable ring 93 cleans impurities stuck on the surface of the steel pipe 1 through the cleaning bristles 94 in the following process.

Referring to fig. 3, a thread 10 is formed on the surface of the movable rod 92, the movable rod 92 is in threaded connection with the movable ring 93 through the thread 10, a nut 11 is in threaded connection with the outer side of the surface of the movable rod 92, and the nut 11 is movably connected with the fixed frame 8.

As a technical optimization scheme of the present invention, by providing the thread 10 and the nut 11, the matching use of the thread 10 and the nut 11 can facilitate a user to fixedly connect the movable rod 92 with the movable ring 93 through the thread 10, and the use of the nut 11 can avoid the separation of the movable rod 92 from the movable groove 91, and at the same time, the movable rod 92 can be removed through the thread 10, so as to replace the movable ring 93.

Referring to fig. 3, the inner wall of the cleaning sleeve 7 is fixedly connected with a scraping ring 12, the inner side of the scraping ring 12 is movably connected with the surface of the steel pipe 1, two sides of the cleaning sleeve 7 are provided with two discharge grooves 13, and the two discharge grooves 13 are distributed at equal intervals.

As a technical optimization scheme of the present invention, by providing the scraper ring 12 and the discharge groove 13, the scraper ring 12 and the discharge groove 13 are used in cooperation, so that impurities that cannot be cleaned on the steel pipe 1 can be scraped, and the scraped impurities can be discharged through the discharge groove 13.

Referring to fig. 3, the discharge chute 13 is inclined, and the cleaning bristles 94 are made of palm fan blades.

As a technical optimization scheme of the invention, the obliquely arranged discharge groove 13 and the cleaning bristles 94 made of palm fan blades are arranged, so that impurities in the obliquely arranged discharge groove 13 can be prevented from being blocked in the discharge groove 13, and meanwhile, the high temperature resistance of the cleaning bristles 94 can be increased by the cleaning bristles 94 made of the palm fan blades, and the wear resistance of the cleaning bristles 94 can be increased.

Referring to fig. 1, the cleaning ring 14 is fixedly connected to the top and the bottom of the threaded sleeve 53, and a brush is disposed inside the cleaning ring 14 and movably connected to the surface of the screw rod 52.

As a technical optimization scheme of the invention, the cleaning ring 14 internally provided with the hairbrush is arranged, so that the surface of the screw 52 can be cleaned by the hairbrush when the screw sleeve 53 moves up and down in use of the cleaning ring 14, and a large amount of impurities which are sticky on the surface of the screw 52 in use are avoided.

Referring to fig. 2, both sides of the bottom of the mounting frame 2 are fixedly connected with limit blocks 15, a circular truncated cone block 16 is movably inlaid in the top of the limit blocks 15, and the top of the circular truncated cone block 16 is fixedly connected with the bottom of the screw 52.

As a technical optimization scheme of the invention, the limit block 15 and the circular truncated cone block 16 are arranged, so that the limit block 15 and the circular truncated cone block 16 are matched for use, the screw 52 can be limited, the phenomenon that the screw 52 shakes during rotation is prevented, and the screw 52 is more stable during rotation.

The working principle and the using process of the invention are as follows: when the cleaning device is used, the motor 51 is started, the motor 51 drives the screw rod 52 to rotate, the screw rod 52 drives the screw sleeve 53 to move after rotating, the screw sleeve 53 drives the cleaning plate 6 to move, the cleaning plate 6 can drive the cleaning sleeve 7 to move after moving, the cleaning sleeve 7 can drive the movable ring 93 to move through the movable rod 92 on the fixed frame 8, impurities adhered to the surface of the steel pipe 1 can be cleaned through the cleaning bristles 94 when the movable ring 93 moves, meanwhile, the scraping ring 12 fixed inside the cleaning sleeve 7 can scrape the impurities which are not cleaned by the cleaning bristles 94 on the surface of the steel pipe 1, the scraped impurities can be discharged from the discharge groove 13, the self-cleaning effect is achieved, meanwhile, the matching use of the threads 10 and the nut 11 can facilitate a user to fixedly connect the movable rod 92 and the movable ring 93 through the threads 10, and the use of the nut 11 can avoid the movable rod 92 from being separated from the movable groove 91, can demolish the movable rod 92 through screw thread 10 simultaneously to change activity ring 93, be the clean hair 94 that the discharge tank 13 and the material that the slope set up were made for the palm flabellum, make the discharge tank 13 that the slope set up can prevent that impurity from blockking up in the inside of discharge tank 13, the clean hair 94 that the palm flabellum was made simultaneously can increase the high temperature resistance of clean hair 94, and increase the wearability of clean hair 94.

In summary, the following steps: this energy-conserving power consumption that falls of thermal power plant has economizer from clearance function, through setting up cleaning plate 6, it reciprocates to drive cleaning plate 6 after making drive mechanism 5 start, make cleaning plate 6 can drive clean cover 7 and clean subassembly 9 and clear up the surface of steel pipe 1, solved current economizer when using, the impurity that discharges out in the flue gas can glue the surface of gluing at the economizer, impurity can be more and more if not clearing up impurity, reduce the heat conduction effect on economizer surface, the problem of economizer heat absorption effect has been reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although 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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thermal power plant is energy-conserving to reduce and to consume economizer that has self-cleaning function, includes steel pipe (1) and mounting bracket (2), its characterized in that: the mounting racks (2) are arranged in a plurality and distributed at equal intervals, the steel pipes (1) are fixedly connected inside the mounting racks (2), the steel pipes (1) are arranged in a plurality of equidistant distribution, the tops of the two sides of the mounting rack (2) are fixedly connected with fixing blocks (3), the top of the fixed block (3) is fixedly connected with a transmission case (4), the interior of the transmission case (4) is fixedly connected with a transmission mechanism (5), a cleaning plate (6) is arranged inside the mounting rack (2), the cleaning plate (6) is sleeved on the surface of the steel pipe (1) and is movably connected with the steel pipe (1), the top and the bottom of the cleaning plate (6) are both fixedly connected with a cleaning sleeve (7), the cleaning sleeve (7) is far away from the fixing frame (8) fixedly connected with the two sides of one side of the cleaning plate (6), and the cleaning assembly (9) is arranged on the inner side of the fixing frame (8).

2. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 1, wherein: the transmission mechanism (5) comprises a motor (51), a screw rod (52) is fixedly connected to the output end of the motor (51), a threaded sleeve (53) is connected to the surface of the screw rod (52) in a threaded mode, and the inner side of the threaded sleeve (53) is fixedly connected with the outer side of the cleaning plate (6).

3. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 1, wherein: clean subassembly (9) are including activity groove (91), the inside swing joint in activity groove (91) has movable rod (92), the inboard swing joint of mount (8) has activity ring (93), the clean hair (94) of inner wall fixed connection of activity ring (93), clean hair (94) and steel pipe (1) swing joint.

4. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 2, wherein: the surface of the movable rod (92) is provided with threads (10), the movable rod (92) is in threaded connection with the movable ring (93) through the threads (10), the outer side of the surface of the movable rod (92) is in threaded connection with a nut (11), and the nut (11) is movably connected with the fixed frame (8).

5. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 2, wherein: the inner wall fixedly connected with scraping ring (12) of clean cover (7), the inboard of scraping ring (12) and the surperficial swing joint of steel pipe (1), discharge groove (13) have been seted up to the both sides of clean cover (7), discharge groove (13) are provided with two and are the equidistance and distribute.

6. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 5, wherein: the discharge groove (13) is obliquely arranged, and the cleaning wool (94) is made of palm fan blades.

7. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 2, wherein: the top and the bottom of the threaded sleeve (53) are both fixedly connected with a cleaning ring (14), a brush is arranged inside the cleaning ring (14), and the brush is movably connected with the surface of the screw rod (52).

8. The economizer with the self-cleaning function for saving energy and reducing consumption of the thermal power plant as claimed in claim 2, wherein: the equal fixedly connected with stopper (15) in both sides of mounting bracket (2) bottom, the top activity of stopper (15) is inlayed and is had round platform piece (16), the bottom fixed connection of the top of round platform piece (16) and screw rod (52).