CN219473725U

CN219473725U - Hot air self-circulation anti-blocking air preheater

Info

Publication number: CN219473725U
Application number: CN202320520032.9U
Authority: CN
Inventors: 王存彬; 李金光; 肖海英; 杨忠
Original assignee: Shandong Chenyue Energy Saving Technology Co ltd
Current assignee: Shandong Chenyue Energy Saving Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-04
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a hot air self-circulation anti-blocking air preheater which comprises a top plate, wherein a rotating shaft penetrates through and is rotationally connected to the center position of the top plate, the outer diameter of the top plate is fixedly connected with a shell, the left side of the top plate is fixedly connected with a water suction pump, the top of the water suction pump is fixedly connected with a water storage tank, the output end of the water suction pump is fixedly connected with a first conveying pipe, the bottom of the first conveying pipe penetrates through and is fixedly connected with a supporting rod, and the bottom of the supporting rod on the left side penetrates through and is provided with uniformly distributed first nozzles. When the smoke enters the air preheater, the air preheater is blocked after long-time use, when cleaning is needed, the water pump pumps water from the water storage tank, the water pump reaches the left side of the supporting rod through the first conveying pipe, when the rotating shaft rotates, the first nozzle sprays water to clean, then the water is discharged from the first air inlet, the second air inlet and the smoke outlet, and then the high-pressure air pump works.

Description

Hot air self-circulation anti-blocking air preheater

Technical Field

The utility model relates to the field of air pre-heaters, in particular to a hot air self-circulation anti-blocking air pre-heater.

Background

In the process of the air preheater hot air self-circulation, the air preheater is widely used for carrying out heat treatment on the tail gas of a boiler, and flue gas in a flue at the tail part of the boiler preheats air before entering the boiler to a heating surface with a certain temperature through an internal radiating fin, so that the air preheater is equipment for improving the heat exchange performance of the boiler and reducing the energy consumption, and the air preheater is generally divided into three types of plate type, rotary type and tubular type, and is also applied to the anti-blocking field.

At present, the air preheater needs to be cleaned by an anti-blocking device in the process of hot air self-circulation so as to be convenient for the air preheater to use, but the existing air preheater transfers heat in a regeneration mode, flue gas of a boiler enters, heat is absorbed by cooling fins, the flue gas flows out, the entering cold air can become hot after the cooling fins absorb the heat, and the flue gas enters the boiler, but a large amount of dust particles are contained in the flue gas, so that the air preheater is easy to block after long-time use, and the use is influenced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a hot air self-circulation anti-blocking air preheater.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hot-blast self-loopa anti-clogging air preheater, includes the roof, roof top central point puts the department and runs through and rotate and be connected with the pivot, roof external diameter fixedly connected with shell, roof top left side fixedly connected with suction pump, suction pump top fixedly connected with water storage tank, suction pump output fixedly connected with first transportation pipe, first transportation pipe bottom runs through and fixedly connected with branch, the left side the branch bottom runs through and is provided with evenly distributed's first nozzle, roof top right side fixedly connected with high-pressure air pump, high-pressure air pump output fixed connection European second transportation pipe, second transportation pipe bottom runs through and fixedly connected with branch, the right side the branch bottom runs through and is provided with evenly distributed's second nozzle, pivot external diameter bottom rotation is connected with the bottom plate.

As a further description of the above technical solution:

the rotating shaft is characterized in that a supporting rod penetrates through the position, which is located below the top of the outer diameter of the rotating shaft, of the rotating shaft and is rotatably connected with the rotating shaft, the outer diameter of the supporting rod is fixedly connected with a fixing ring, and the outer diameter of the fixing ring is fixedly connected with a shell.

As a further description of the above technical solution:

the conical plate is rotatably connected to the position, which is close to the upper part of the outer diameter bottom of the rotating shaft, and the outer diameter of the conical plate is fixedly connected with the shell.

As a further description of the above technical solution:

the outer diameter of the bottom plate is fixedly connected with a shell.

As a further description of the above technical solution:

the front end of the bottom plate penetrates through and is provided with a first air inlet at a position far to the left, and the front end of the bottom plate penetrates through and is provided with a second air inlet at a position far to the right.

As a further description of the above technical solution:

and a radiating fin is fixedly connected to the center of the outer diameter of the rotating shaft.

As a further description of the above technical solution:

and a smoke outlet penetrates through the center position of the rear end of the bottom plate bottom and is arranged.

As a further description of the above technical solution:

the front end of the top plate penetrates through and is provided with a first air outlet at a position far to the left, the front end of the top plate penetrates through and is provided with a second air outlet at a position far to the right, and the center of the rear end of the top plate penetrates through and is provided with a smoke inlet.

The utility model has the following beneficial effects:

when the smoke enters the air preheater, the air preheater is blocked after long-time use, when cleaning is needed, the water pump pumps water from the water storage tank, the water pump reaches the left side of the supporting rod through the first conveying pipe, when the rotating shaft rotates, the first nozzle sprays water to clean, then the smoke is discharged from the first air inlet, the second air inlet and the smoke outlet, then the high-pressure air pump works, and the smoke enters the air preheater through the second conveying pipe to blow and dry, so that dust blowing can be carried out on places which are not cleaned, and the blocking is prevented from affecting the work.

Drawings

FIG. 1 is an exploded view of a hot air self-circulation anti-blocking air preheater provided by the utility model;

FIG. 2 is an exploded top view of a hot air self-circulation anti-blocking air preheater according to the present utility model;

fig. 3 is a perspective view of a hot air self-circulation anti-blocking air preheater provided by the utility model.

Legend description:

1. a rotating shaft; 2. a support rod; 3. a first transport tube; 4. a water pump; 5. a water storage tank; 6. a first air outlet; 7. a second air outlet; 8. a smoke inlet; 9. a high pressure air pump; 10. a second transport tube; 11. a top plate; 12. a fixing ring; 13. a heat sink; 14. a housing; 15. a first nozzle; 16. a first air inlet; 17. a second air inlet; 18. a bottom plate; 19. a smoke outlet; 20. a conical plate; 21. and a second nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a hot-blast self-loopa anti-clogging air preheater, including roof 11, roof 11 top central point puts the department and runs through and rotates and be connected with pivot 1, roof 11 external diameter fixedly connected with shell 14, roof 11 top left side fixedly connected with suction pump 4, suction pump 4 begins to work, extract the water in the water storage tank 5, from first nozzle 15 blowout through first conveyer pipe 3, when pivot 1 rotates, can carry out the clearance in the aspect to fin 13, come out from first air intake 16 and second air intake 17 and bottom plate 18, suction pump 4 top fixedly connected with water storage tank 5, suction pump 4 output fixedly connected with first conveyer pipe 3, first conveyer pipe 3 bottom runs through and fixedly connected with branch 2, left side branch 2 bottom runs through and is provided with evenly distributed's first nozzle 15, roof 11 top right side fixedly connected with high-pressure air pump 9, high-pressure air pump 9 begins to work, come out gas from second nozzle 21 through second conveyer pipe 10, jet-blast, still can blow down the high-pressure air pump 9 output end fixedly connected with European second conveyer pipe 10 of carrying on the clean, and second conveyer pipe 10 is connected with evenly distributed, and the bottom plate 21 is rotated to the bottom plate 2, evenly distributed is connected with bottom plate 2, evenly runs through 2 bottom plate 2, evenly distributed is provided with bottom plate 21.

The top of the outer diameter of the rotating shaft 1 is penetrated and rotationally connected with the supporting rod 2 at a position which is lower than the top of the rotating shaft 1, the supporting rod 2 is fixedly connected with the fixing ring 12, the outer diameter of the fixing ring 12 is fixedly connected with the shell 14, the position which is higher than the bottom of the rotating shaft 1 is rotationally connected with the conical plate 20, dust particles generated by smoke can be concentrated, the conical plate 20 is fixedly connected with the shell 14, the outer diameter of the bottom plate 18 is fixedly connected with the shell 14, the front end of the bottom plate 18 is penetrated and provided with the first air inlet 16, the outer cold air enters from the first air inlet 16 and the second air inlet 17, the rotating shaft 1 rotates to transfer heat from the heat in the radiating plate 13, the cold air absorbs heat to be changed into hot air, enters into the boiler from the first air outlet 6 and the second air outlet 7, the front end of the bottom plate 18 is penetrated and provided with the second air inlet 17, the central position of the rotating shaft 1 drives the radiating plate 13 to rotate, the smoke is rotationally driven by the radiating plate 13 to absorb heat, the smoke is discharged from the air outlet 19, the central position of the rear end of the bottom plate 18 is penetrated and provided with the smoke outlet 19, the front end of the top plate 11 is penetrated and the front end of the top plate 11 is penetrated by the top plate 11, and the front end of the top plate 11 is penetrated by the front end of the top plate 11.

Working principle: when the flue gas enters the air preheater from the smoke inlet 8, the rotating shaft 1 rotates to drive the radiating fins 13 to rotate, the flue gas is rotationally driven by the radiating fins 13 to absorb heat, then the flue gas is discharged from the smoke outlet 19, then the outside cold air enters from the first air inlet 16 and the second air inlet 17, the rotating shaft 1 rotates to transfer heat to the heat in the radiating fins 13, the cold air absorbs heat to be changed into hot air, the hot air enters into the boiler from the first air outlet 6 and the second air outlet 7, the heat is repeatedly recycled, when the boiler is used for a long time, the air pump 4 starts to work, the water in the water storage tank 5 is extracted, the air is sprayed from the first nozzle 15 through the first transportation pipe 3, the radiating fins 13 can be cleaned in all aspects when the rotating shaft 1 rotates, the high-pressure air pump 9 starts to work after the cleaning is completed, the air is discharged from the second nozzle 21 through the second transportation pipe 10, and the air is sprayed to blow dust, and blown dry the boiler without cleaning.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a hot-blast self-loopa anti-blocking air preheater, includes roof (11), its characterized in that: the utility model discloses a motor vehicle, including roof (11), outer diameter fixedly connected with shell (14), roof (11) top left side fixedly connected with suction pump (4), suction pump (4) top fixedly connected with water storage tank (5), suction pump (4) output fixedly connected with first transportation pipe (3), first transportation pipe (3) bottom runs through and fixedly connected with branch (2), left side branch (2) bottom runs through and is provided with evenly distributed's first nozzle (15), roof (11) top right side fixedly connected with high-pressure air pump (9), high-pressure air pump (9) output fixedly connected with European second transportation pipe (10), second transportation pipe (10) bottom runs through and fixedly connected with branch (2), right side branch (2) bottom runs through and is provided with evenly distributed's second nozzle (21), pivot (1) outer diameter bottom rotates and is connected with bottom plate (18).

2. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the rotating shaft (1) is penetrated and rotatably connected with a supporting rod (2) at the position of the top of the outer diameter of the rotating shaft, the outer diameter of the supporting rod (2) is fixedly connected with a fixing ring (12), and the outer diameter of the fixing ring (12) is fixedly connected with a shell (14).

3. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the conical plate (20) is rotatably connected to the position, which is close to the upper part of the outer diameter bottom of the rotating shaft (1), of the rotating shaft, and the outer diameter of the conical plate (20) is fixedly connected with the shell (14).

4. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the outer diameter of the bottom plate (18) is fixedly connected with the shell (14).

5. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the front end of the bottom plate (18) penetrates through and is provided with a first air inlet (16) at a position far to the left, and the front end of the bottom plate (18) penetrates through and is provided with a second air inlet (17) at a position far to the right.

6. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: and a radiating fin (13) is fixedly connected to the central position of the outer diameter of the rotating shaft (1).

7. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the central position of the rear end of the bottom plate (18) is penetrated and provided with a smoke outlet (19).

8. The hot air self-circulation anti-blocking air preheater according to claim 1, wherein: the top plate (11) top front end left-hand position department runs through and is provided with first air outlet (6), top plate (11) top front end right-hand position department runs through and is provided with second air outlet (7), top plate (11) top rear end central point department runs through and is provided with inlet (8).