CN215523341U

CN215523341U - Energy-saving boiler

Info

Publication number: CN215523341U
Application number: CN202121842895.5U
Authority: CN
Inventors: 沈吉兆; 夏永奎
Original assignee: Yangzhou Chenguang Special Equipment Co ltd
Current assignee: Yangzhou Chenguang Special Equipment Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-14
Anticipated expiration: 2031-08-09

Abstract

The utility model belongs to the technical field of boilers, and particularly relates to an energy-saving boiler which comprises a shell, wherein a heating kettle is arranged in the shell, the upper end of the heating kettle penetrates through the shell and extends to the upper part of the shell, a sealing cover is hinged to one end of the heating kettle, a locking structure is arranged on the sealing cover, an incrustation scale removing mechanism is arranged at the inner bottom of the heating kettle, and the incrustation scale removing mechanism comprises a rotating rod which penetrates through the side wall of the heating kettle and is rotatably connected with the side wall of the heating kettle through a sealing cover. According to the utility model, the scale removing structure is arranged, the arc-shaped scraper is driven by the rotating rod to swing back and forth on the inner wall of the heating kettle, so that the bottom of the heating kettle is not easy to thicken, the heating efficiency is prevented from being reduced, and the fuel is saved.

Description

Energy-saving boiler

Technical Field

The utility model relates to the technical field of boilers, in particular to an energy-saving boiler.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises. The conventional boiler has the following problems in use:

1. the incrustation scale easily builds up to the inner wall of common boiler heating cauldron, leads to the bottom thickening of heating cauldron to influence the efficiency of heating, the efficiency of extravagant a large amount of fuel heating is not high yet.

2. When the boiler is used, smoke needs to be discharged, a large amount of heat can be taken away by the smoke, and waste of fuel is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an energy-saving boiler, which solves the problems that the heating efficiency and the heat waste in flue gas are influenced by scale generated at the bottom of a heating kettle in the background art.

The second technical proposal.

The utility model specifically adopts the following technical scheme for realizing the purpose:

an energy-saving boiler comprises a shell, wherein a heating kettle is arranged in the shell, the upper end of the heating kettle penetrates through the shell and extends to the upper part of the shell, a sealing cover is hinged to one end of the heating kettle, a locking structure is arranged on the sealing cover, an incrustation scale removing mechanism is arranged at the inner bottom of the heating kettle and comprises a rotating rod which penetrates through the side wall of the heating kettle and is rotatably connected with the side wall of the heating kettle through a sealing sleeve, an arc-shaped scraper which is attached to the inner bottom wall of the heating kettle is fixedly arranged on the rotating rod, one end of the rotating rod is rotatably connected with the inner side wall of the shell through a bearing, a burner which penetrates through the shell and extends to the inner part of the shell is arranged below the shell, a combined flue which penetrates through the outer side of the shell is arranged in the shell, an air preheating mechanism is arranged on the outer side wall of the shell, one end, extending out of the shell, of the combined flue is communicated with the upper end of the air preheating mechanism, the lower end of the air preheating mechanism is communicated with a smoke exhaust pipe, and the lower end of the shell is provided with supporting legs.

Further, the hasp structure is including setting up the slot at the shell upper surface, the one end of sealed lid lower surface is equipped with the inserted block of pegging graft complex with the slot, one side of slot is equipped with the arm-tie, the arm-tie is equipped with two gag lever posts towards one side symmetry of slot, slot and inserted block are pegged graft fixedly through the gag lever post, the cover is equipped with the reset spring that both ends link to each other with slot and arm-tie respectively on the gag lever post.

Further, the incrustation scale removing mechanism further comprises a motor fixed on the inner side wall of the shell, gears are arranged at one ends of the motor and the rotating rod, and the gears are connected through a transmission belt in a meshed mode.

Further, the air preheating mechanism comprises a shell fixed on the outer side wall of the shell, an air suction fan is fixed at the upper end of the shell, an air inlet pipe communicated with the air outlet end of the air suction fan is arranged inside the shell, and the other end of the air inlet pipe penetrates through the shell, extends to the outer side of the shell and is connected with the air suction end of the combustor.

Furthermore, a heat insulation plate is arranged between the shell and the heating kettle, the upper surface of the heat insulation plate is communicated with a plurality of branch flues, and the upper ends of the branch flues are communicated with the lower ends of the combined flues through flow dividing pipes.

Furthermore, a steam outlet pipe is connected to the sealing cover.

(III) advantageous effects

Compared with the prior art, the utility model provides an energy-saving boiler, which has the following beneficial effects:

1. according to the utility model, by arranging the scale removing structure, the scale is scraped in a manner that the rotating rod drives the arc-shaped scraper to swing back and forth on the inner wall of the heating kettle, so that the bottom of the heating kettle is not easy to thicken, the heating efficiency is prevented from being reduced, and the fuel saving effect is achieved.

2. According to the utility model, the combined flue is arranged to introduce the flue gas into the air preheating mechanism to heat the air in the air preheating mechanism, so that the air is heated before entering the combustor, and the loss of fuel in the combustion process is reduced.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of another internal structure of the present invention;

FIG. 4 is a schematic structural view of an air preheating mechanism according to the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 2.

In the figure: 1. a housing; 2. heating the kettle; 3. a sealing cover; 301. inserting a block; 4. a locking structure; 401. a slot; 402. pulling a plate; 403. a limiting rod; 404. a return spring; 5. a scale removal mechanism; 501. a rotating rod; 502. an arc-shaped scraper; 503. a motor; 504. a gear; 505. a drive belt; 6. a heat insulation plate; 7. a branch flue; 8. a shunt tube; 9. combining the flues; 10. an air preheating mechanism; 1001. a housing; 1002. an air suction fan; 1003. an air inlet pipe; 11. a burner; 12. supporting legs; 13. a smoke exhaust pipe; 14. and a steam outlet pipe.

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.

Examples

As shown in fig. 1, 2 and 3, an energy-saving boiler according to an embodiment of the present invention includes a housing 1, a heating kettle 2 is disposed inside the housing 1, an upper end of the heating kettle 2 penetrates through the housing 1 and extends to above the housing 1, and one end of the heating kettle 2 is hinged to a sealing cover 3, the sealing cover 3 is provided with a locking structure 4, the inner bottom of the heating kettle 2 is provided with a scale removing mechanism 5, the scale removing mechanism 5 includes a rotating rod 501 penetrating through a side wall of the heating kettle 2 and rotatably connected thereto through a sealing sleeve, the rotating rod 501 is fixedly provided with an arc-shaped scraper 502 attached to an inner bottom wall of the heating kettle 2, one end of the rotating rod 501 is rotatably connected to an inner side wall of the housing 1 through a bearing, a burner 11 penetrating through the housing 1 and extending to an inside thereof is disposed below the housing 1, a combined flue 9 penetrating through an outside of the housing 1 is disposed inside the housing 1, an outer side wall of the housing 1 is provided with an air preheating mechanism 10, merge flue 9 and extend the one end of shell 1 and be linked together with the upper end of air preheating mechanism 10, the lower extreme intercommunication of air preheating mechanism 10 has exhaust pipe 13, the lower extreme of shell 1 is equipped with supporting legs 12, add water back in heating cauldron 2, start combustor 11, heat the bottom of heating cauldron 2, through setting up incrustation scale removal mechanism 5, utilize bull stick 501 to drive arc scraper 502 and strike off the incrustation scale at the mode of the inner wall swing back and forth of heating cauldron 2, make the bottom of heating cauldron 2 be difficult for the thickening, through setting up sealed lid 3, make vapor can not discharge from the gap, through air preheating mechanism 10, make the air just heated before getting into combustor 11, reduce the loss to the fuel in the combustion process.

As shown in fig. 5, in some embodiments, the locking structure 4 includes a slot 401 disposed on the upper surface of the housing 1, an insertion block 301 inserted and matched with the slot 401 is disposed at one end of the lower surface of the sealing cover 3, a pulling plate 402 is disposed on one side of the slot 401, two limiting rods 403 are symmetrically disposed on the pulling plate 402 toward one side of the slot 401, the slot 401 and the insertion block 301 are inserted and fixed through the limiting rods 403, a return spring 404 whose two ends are respectively connected with the slot 401 and the pulling plate 402 is sleeved on the limiting rods 403, and the sealing cover 3 is opened conveniently and simply through the slot 401, the insertion block 301, the pulling plate 402, the limiting rods 403 and the return spring 404.

As shown in fig. 2, in some embodiments, the scale removing mechanism 5 further includes a motor 503 fixed on the inner side wall of the housing 1, the motor 503 and one end of the rotating rod 501 are both provided with gears 504, the two gears 504 are meshed and connected through a transmission belt 505, and the rotating rod 501 is driven to rotate through the transmission belt 505 by arranging the motor 503, so as to prevent the motor 503 from being too close to the burner 11, which results in easy damage to the motor 503.

As shown in fig. 2 and 4, in some embodiments, the air preheating mechanism 10 includes a housing 1001 fixed on the outer side wall of the casing 1, a suction fan 1002 is fixed on the upper end of the housing 1001, an air inlet pipe 1003 communicated with the air outlet end of the suction fan 1002 is arranged inside the housing 1001, the other end of the air inlet pipe 1003 extends through the housing 1001 to the outside and is connected with the air inlet end of the burner 11, and the air is conveniently introduced into the burner 11 through the arrangement of the housing 1001, the suction fan 1002 and the air inlet pipe 1003.

As shown in fig. 3, in some embodiments, a heat insulation plate 6 is arranged between the housing 1 and the heating kettle 2, the upper surface of the heat insulation plate 6 is communicated with a plurality of branch flues 7, the upper ends of the branch flues 7 are communicated with the lower ends of the combined flues 9 through a flow dividing pipe 8, and by arranging the heat insulation plate 6, the branch flues 7 and the flow dividing pipe 8, the temperature above the heat insulation plate 6 is prevented from being too high, and the influence of the boiler on the ambient temperature can also be reduced.

In some embodiments, as shown in fig. 1, a steam outlet pipe 14 is connected to the sealing cover 3, and the steam outlet pipe 14 is arranged to facilitate the output of steam.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An energy-saving boiler, comprising a housing (1), characterized in that: the utility model discloses a heating kettle, including shell (1), heating kettle (2), the upper end of heating kettle (2) runs through shell (1) and extends to its top and its one end articulates there is sealed lid (3), be equipped with hasp structure (4) on sealed lid (3), the interior bottom of heating kettle (2) is equipped with incrustation scale clearance mechanism (5), incrustation scale clearance mechanism (5) include run through the lateral wall of heating kettle (2) and through seal cover rather than pivoted joint bull stick (501), fixed mounting has arc scraper (502) with the laminating of bottom wall in heating kettle (2) on bull stick (501), one end of bull stick (501) is passed through the bearing and is connected with shell (1) inside wall rotation, the below of shell (1) is equipped with and runs through shell (1) and extends to its inside combustor (11), shell (1) inside is equipped with and runs through its combination flue (9) in the outside, the outer side wall of the shell (1) is provided with an air preheating mechanism (10), one end, extending out of the shell (1), of the combined flue (9) is communicated with the upper end of the air preheating mechanism (10), the lower end of the air preheating mechanism (10) is communicated with a smoke exhaust pipe (13), and the lower end of the shell (1) is provided with a supporting leg (12).

2. An energy saving boiler according to claim 1, characterized in that: hasp structure (4) are including setting up slot (401) at shell (1) upper surface, the one end of sealed lid (3) lower surface is equipped with and pegs graft complex inserted block (301) with slot (401), one side of slot (401) is equipped with arm-tie (402), arm-tie (402) are equipped with two gag lever post (403) towards one side symmetry of slot (401), it is fixed that slot (401) and inserted block (301) are pegged graft through gag lever post (403), the cover is equipped with reset spring (404) that both ends link to each other with slot (401) and arm-tie (402) respectively on gag lever post (403).

3. An energy saving boiler according to claim 1, characterized in that: the scale removing mechanism (5) further comprises a motor (503) fixed on the inner side wall of the shell (1), gears (504) are arranged at one ends of the motor (503) and the rotating rod (501), and the gears (504) are connected in a meshed mode through a transmission belt (505).

4. An energy saving boiler according to claim 1, characterized in that: the air preheating mechanism (10) comprises a shell (1001) fixed on the outer side wall of the shell (1), an air suction fan (1002) is fixed at the upper end of the shell (1001), an air inlet pipe (1003) communicated with the air outlet end of the air suction fan (1002) is arranged inside the shell (1001), and the other end of the air inlet pipe (1003) penetrates through the shell (1001) to extend to the outer side of the shell and is connected with the air suction end of the combustor (11).

5. An energy saving boiler according to claim 1, characterized in that: be equipped with heat insulating board (6) between shell (1) and heating kettle (2), the upper surface intercommunication of heat insulating board (6) has a plurality of branch flues (7), the upper end of branch flue (7) is linked together through shunt tubes (8) and the lower extreme that merges flue (9).

6. An energy saving boiler according to claim 1, characterized in that: the sealing cover (3) is connected with a steam outlet pipe (14).