CN220958484U - Ash deposition preventing device of garbage incinerator - Google Patents
Ash deposition preventing device of garbage incinerator Download PDFInfo
- Publication number
- CN220958484U CN220958484U CN202322938977.5U CN202322938977U CN220958484U CN 220958484 U CN220958484 U CN 220958484U CN 202322938977 U CN202322938977 U CN 202322938977U CN 220958484 U CN220958484 U CN 220958484U
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- Prior art keywords
- preheating
- combustion chamber
- ash
- main pipe
- garbage incinerator
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 45
- 230000008021 deposition Effects 0.000 title claims abstract description 20
- 238000002485 combustion reaction Methods 0.000 claims abstract description 59
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 238000007664 blowing Methods 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000002956 ash Substances 0.000 description 44
- 239000000779 smoke Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 239000002816 fuel additive Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses an ash deposition preventing device of a garbage incinerator, which comprises an air compressor and an air preheater which are communicated with each other, wherein an outlet of the air preheater is provided with a preheating main pipe which extends into a combustion chamber of the garbage incinerator, and a plurality of preheating branch pipes and ash blowing pipes which are distributed at intervals are arranged on the preheating main pipe; the preheating main pipe is annular, a driving shaft is arranged in the inner ring of the preheating main pipe in a penetrating way, a plurality of cleaning rods and collision hammers are arranged on the driving shaft, and cleaning brushes which are contacted with the inner wall of the combustion chamber are arranged at the end parts of the cleaning rods; a plurality of elastic impactors are arranged on the inner wall of the combustion chamber, one ends of the elastic impactors are correspondingly matched with the collision hammer for impact, and the other ends of the elastic impactors are matched with the inner wall of the combustion chamber for impact. The utility model has the characteristics of effectively reducing ash generation and improving ash removal efficiency.
Description
Technical Field
The utility model relates to a garbage incinerator structure, in particular to an ash deposition preventing device of a garbage incinerator.
Background
The garbage incinerator is a combustion device commonly used for carrying out harmless treatment on domestic waste, chemical production waste or medical waste. The principle is that the objects to be treated are burnt and carbonized at high temperature by using the combustion of fuels such as coal, fuel oil, fuel gas and the like so as to achieve the aim of disinfection treatment. The garbage incinerator is classified according to its structure, and is generally classified into a horizontal incinerator and a vertical incinerator. Regardless of the structure, the garbage incinerator generally comprises a hearth, a combustion chamber, a dust remover and a flue, garbage is combusted in the hearth, changed into waste gas, enters the secondary combustion chamber, is combusted completely under forced combustion of the combustor, is treated by the dust remover, and is discharged through the flue.
In the actual garbage incineration process of the garbage incinerator, ash such as metal, mineral substances, fuel additives and the like contained in the solid waste can form solid residues, namely ash residues after high-temperature incineration. These ashes are easily accumulated and attached on the inner wall of the garbage incinerator to form an insulating layer, which results in blockage of a combustion chamber or a pipeline, reduces heat conduction and reduces combustion efficiency in the incinerator.
The existing treatment for preventing dust deposit in the garbage incinerator generally adopts pretreatment for garbage to remove harmful substances in combustible substances or remove ash residues in the garbage incinerator periodically, but the garbage pretreatment mode has large workload and poor effect for reducing ash; the ash is cleaned regularly, so that a certain dead angle is cleaned, the difficulty and the strength of manual ash collection cleaning are high, and time and labor are wasted.
Disclosure of utility model
The utility model aims to provide an ash deposition preventing device of a garbage incinerator. The utility model has the characteristics of effectively reducing ash generation and improving ash removal efficiency.
The technical scheme of the utility model is as follows: the ash deposition preventing device of the garbage incinerator comprises an air compressor and an air preheater which are communicated with each other, wherein a preheating main pipe extending into a combustion chamber of the garbage incinerator is arranged at an outlet of the air preheater, and a plurality of preheating branch pipes and ash blowing pipes which are distributed at intervals are arranged on the preheating main pipe; the preheating main pipe is annular, a driving shaft is arranged in the inner ring of the preheating main pipe in a penetrating way, a plurality of cleaning rods and collision hammers are arranged on the driving shaft, and cleaning brushes which are contacted with the inner wall of the combustion chamber are arranged at the end parts of the cleaning rods; a plurality of elastic impactors are arranged on the inner wall of the combustion chamber, one ends of the elastic impactors are correspondingly matched with the collision hammer for impact, and the other ends of the elastic impactors are matched with the inner wall of the combustion chamber for impact.
In the ash deposition preventing device of the garbage incinerator, the preheating branch pipes are circumferentially distributed on the preheating main pipe, one ends of the preheating branch pipes are communicated with the preheating main pipe, and the other ends of the preheating branch pipes are closed.
In the ash deposition preventing device of the garbage incinerator, one end of the ash blowing pipe is communicated with the preheating main pipe, the other end of the ash blowing pipe is in a closed shape, and the side wall of the ash blowing pipe is provided with an air outlet facing the preheating branch pipe and the inner wall of the combustion chamber.
In the ash deposition preventing device of the garbage incinerator, a supporting frame is arranged in the inner ring of the preheating main pipe, a through hole for the driving shaft to pass through is formed in the supporting frame, and balls in rolling connection with the driving shaft are arranged on the inner wall of the through hole.
In the ash deposition preventing device of the garbage incinerator, the outer end of the driving shaft extends out of the garbage incinerator and is connected with the driving device.
In the ash deposition preventing device of the garbage incinerator, the collision hammer comprises a fixed rod connected with the driving shaft, and a hammer head for collision of the elastic impactor is arranged at the outer end of the fixed rod.
In the ash deposition preventing device of the garbage incinerator, the U-shaped mounting frame is arranged on the inner wall of the combustion chamber, the elastic impactor comprises an impact rod movably connected to the mounting frame, one end of the impact rod collides with the impact hammer correspondingly, the other end of the impact rod is provided with an impact plate matched with the inner wall of the combustion chamber to impact, a return spring is sleeved outside the impact rod, a protecting cover is arranged outside the return spring, the impact rod penetrates through the protecting cover and is movably connected with the protecting cover, one end of the return spring is connected with the protecting cover, and the other end of the return spring is connected with the impact rod.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the design of the preheating main pipe and the preheating branch pipe which extend into the combustion chamber, the temperature in the combustion chamber of the incinerator is raised, so that the combustion-supporting effect is achieved, the full combustion of garbage smoke is facilitated, the generation and accumulation of ash residues are reduced, the emission of harmful smoke is reduced, and the fuel cost is also saved; meanwhile, the ash blowing pipe blows high-temperature gas into the combustion chamber, and the preheating branch pipe and the furnace wall are cleaned while supporting combustion, so that ash adhered to the preheating branch pipe and the furnace wall is blown off, and the heat conduction effect of the preheating branch pipe and the combustion efficiency of the combustion chamber are ensured.
In addition, the cleaning rod and the collision hammer are driven to rotate through the driving shaft, the cleaning brush is driven to brush along the furnace wall of the combustion chamber through the cleaning rod, the collision hammer is impacted on the elastic impact device, and vibration force is transmitted to the inner wall of the combustion chamber through the elastic impact device so as to vibrate the combustion chamber, so that ash residues deposited on the furnace wall fall off, and the ash cleaning effect and efficiency are improved by matching with the cleaning brush and the ash blowing pipe; the cleaning rod also plays a role in stirring the smoke and garbage in the rotating process, so that the smoke and garbage can be fully combusted in the combustion chamber.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the preheating sub-tube and the lance tube.
The marks in the drawings are: 1. an air compressor; 12. an air preheater; 21. preheating a main pipe; 22. preheating the branch pipes; 23. a lance tube; 24. an air outlet; 25. a support frame; 26. a through hole; 27. a ball; 3. a drive shaft; 31. a cleaning lever; 311. a cleaning brush; 32. an impact hammer; 321. a fixed rod; 322. a hammer head; 33. a driving device; 41. a striker rod; 42. an impingement plate; 43. a return spring; 44. a protective cover; 5. a combustion chamber; 51. and (5) mounting a frame.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 can be understood by those of ordinary skill in the art according to the specific circumstances.
Examples:
As shown in fig. 1-2, the ash deposition preventing device of the garbage incinerator comprises an air compressor 1 and an air preheater 12 which are mutually communicated, wherein a preheating main pipe 21 extending into a combustion chamber 5 of the garbage incinerator is arranged at an outlet of the air preheater 12, and a plurality of preheating branch pipes 22 and ash blowing pipes 23 which are mutually distributed at intervals are arranged on the preheating main pipe 21; the preheating main pipe 21 is annular, a driving shaft 3 is arranged in the inner ring of the preheating main pipe 21 in a penetrating way, a plurality of cleaning rods 31 and collision hammers 32 are arranged on the peripheral surface of the driving shaft 3, and cleaning brushes 311 which are contacted with the inner wall of the combustion chamber 5 are arranged at the end parts of the cleaning rods 31; a plurality of elastic impactors are arranged on the inner wall of the combustion chamber 5, one ends of the elastic impactors are correspondingly matched with the impact hammer 32 for impact, and the other ends of the elastic impactors are matched with the inner wall of the combustion chamber 5 for impact.
According to the utility model, through the design of the preheating main pipe 21 and the preheating branch pipe 22 which extend into the combustion chamber 5, the temperature in the combustion chamber 5 of the incinerator is raised, so that the combustion-supporting effect is achieved, the full combustion of garbage smoke is facilitated, the generation and accumulation of ash residues are reduced, the emission of harmful smoke is reduced, and the fuel cost is also saved; meanwhile, the ash blowing pipe 23 blows high-temperature gas into the combustion chamber 5, and simultaneously cleans the preheating branch pipe 22 and the furnace wall while supporting combustion, blows off ash adhered to the preheating branch pipe 22 and the furnace wall, and ensures the heat conduction effect of the preheating branch pipe 22 and the combustion efficiency of the combustion chamber 5.
In addition, the cleaning rod 31 and the collision hammer 32 are driven to rotate by the driving shaft 3, the cleaning brush 311 is driven by the cleaning rod 31 to brush along the furnace wall of the combustion chamber 5, the collision hammer 32 collides with the elastic collision device, and vibration force is transmitted to the inner wall of the combustion chamber 5 by the elastic collision device so as to vibrate, so that ash slag accumulated on the furnace wall falls off, and the ash cleaning effect and efficiency are improved by matching with the cleaning brush and the ash blowing pipe 23; the cleaning rod 31 also plays a role in stirring the smoke and garbage in the rotating process, so that the smoke and garbage are fully combusted in the combustion chamber 5.
The preheating branch pipes 22 are circumferentially distributed on the preheating main pipe 21, one end of each preheating branch pipe 22 is communicated with the preheating main pipe 21, and the other end of each preheating branch pipe 22 is closed. The preheating branch pipe 22 is designed to have uniform heat transfer and avoid soot from blocking the preheating branch pipe 22.
One end of the ash blowing pipe 23 is communicated with the preheating main pipe 21, the other end of the ash blowing pipe 23 is in a closed shape, and an air outlet 24 facing the preheating branch pipe 22 and the inner wall of the combustion chamber 5 is arranged on the side wall of the ash blowing pipe 23. The preheating branch pipe 22 has the structural design, so that the combustion chamber 5 and the preheating branch pipe 22 can be subjected to ash removal in a targeted manner, and ash blocking of the ash blowing pipe 23 is avoided to a large extent.
The inner ring of the preheating main pipe 21 is provided with a supporting frame 25, the supporting frame 25 is provided with a through hole 26 for the driving shaft 3 to pass through, and the inner wall of the through hole 26 is provided with a ball 27 in rolling connection with the driving shaft 3. The supporting frame 25 and the ball 27 are arranged, so that the preheating main pipe 21 and the driving shaft 3 are stable in structure and are not easy to shake.
The outer end of the driving shaft 3 extends out of the garbage incinerator to be connected with a driving device 33. The driving device 33 may employ a gear motor.
The collision hammer 32 includes a fixing rod 321 connected to the driving shaft 3, and a hammer head 322 for collision of the elastic striker is provided at an outer end of the fixing rod 321.
The utility model discloses a combustion chamber, including the combustion chamber 5, be equipped with the mounting bracket 51 of U type on the inner wall of combustion chamber 5, the elasticity impacter includes the striking pole 41 of swing joint on mounting bracket 51, the one end of striking pole 41 corresponds the collision with collision hammer 32, the other end of striking pole 41 is equipped with the striking board 42 with the cooperation of combustion chamber 5 inner wall striking, the outside cover of striking pole 41 is equipped with return spring 43, return spring 43's outside is equipped with safety cover 44, striking pole 41 passes safety cover 44 and with safety cover 44 swing joint, return spring 43's one end is connected with safety cover 44, return spring 43's the other end is connected with striking pole 41. The striking rod 41 is provided with a return spring 43, when the striking rod 41 is struck by the striking hammer 32, the return spring 43 is deformed, and the striking plate 42 on the striking rod 41 strikes against the inner wall of the combustion chamber 5 to vibrate, so that ash deposited on the furnace wall falls off, and when the striking rod 41 is separated from the striking hammer 32, the elastic striker returns to the original position by the return force of the return spring 43 to wait for the next collision with the striking hammer 32. Meanwhile, the elastic coefficient of the return spring 43 can be adjusted to play a certain role in adjusting and buffering the huge impact force generated by the collision hammer 32, so that the overlarge impact force transmitted by the elastic impacter is avoided. And the return spring 43 is protected by the protective cover 44, and the protective cover 44 is made of heat insulation materials, so that the damage to the return spring 43 caused by high temperature is avoided.
The utility model is not described in detail in the prior art and is not specifically described herein.
Claims (7)
1. The utility model provides an ash deposition preventing device of garbage incinerator which characterized in that: comprises an air compressor (1) and an air preheater (12) which are communicated with each other, wherein the outlet of the air preheater (12) is provided with a preheating main pipe (21) which extends into a combustion chamber (5) of the garbage incinerator, and a plurality of preheating branch pipes (22) and ash blowing pipes (23) which are distributed at intervals are arranged on the preheating main pipe (21); the preheating main pipe (21) is annular, a driving shaft (3) is arranged in the inner ring of the preheating main pipe (21) in a penetrating way, a plurality of cleaning rods (31) and collision hammers (32) are arranged on the driving shaft (3), and cleaning brushes (311) which are contacted with the inner wall of the combustion chamber (5) are arranged at the end parts of the cleaning rods (31); a plurality of elastic impactors are arranged on the inner wall of the combustion chamber (5), one ends of the elastic impactors are correspondingly matched with the impact hammer (32) for impact, and the other ends of the elastic impactors are matched with the inner wall of the combustion chamber (5) for impact.
2. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: the preheating branch pipes (22) are circumferentially distributed on the preheating main pipe (21), one end of each preheating branch pipe (22) is communicated with the preheating main pipe (21), and the other end of each preheating branch pipe (22) is in a closed shape.
3. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: one end of the ash blowing pipe (23) is communicated with the preheating main pipe (21), the other end of the ash blowing pipe (23) is in a closed shape, and an air outlet (24) facing the preheating branch pipe (22) and the inner wall of the combustion chamber (5) is arranged on the side wall of the ash blowing pipe (23).
4. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: the inner ring of the preheating main pipe (21) is provided with a supporting frame (25), the supporting frame (25) is provided with a through hole (26) for the driving shaft (3) to pass through, and the inner wall of the through hole (26) is provided with a ball (27) in rolling connection with the driving shaft (3).
5. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: the outer end of the driving shaft (3) extends out of the garbage incinerator and is connected with a driving device (33).
6. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: the collision hammer (32) comprises a fixed rod (321) connected with the driving shaft (3), and a hammer head (322) for collision of the elastic striker is arranged at the outer end of the fixed rod (321).
7. The ash deposition preventing device of a garbage incinerator according to claim 1, wherein: the utility model discloses a combustion chamber (5) is equipped with mounting bracket (51) of U type on the inner wall of combustion chamber (5), elastic impactor includes impact bar (41) of swing joint on mounting bracket (51), the one end and the collision hammer (32) of impact bar (41) correspond the collision, the other end of impact bar (41) is equipped with impact board (42) with combustion chamber (5) inner wall cooperation striking, the outside cover of impact bar (41) is equipped with return spring (43), the outside of return spring (43) is equipped with safety cover (44), impact bar (41) pass safety cover (44) and with safety cover (44) swing joint, the one end and the safety cover (44) of return spring (43) are connected, the other end and the impact bar (41) of return spring (43) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938977.5U CN220958484U (en) | 2023-10-31 | 2023-10-31 | Ash deposition preventing device of garbage incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938977.5U CN220958484U (en) | 2023-10-31 | 2023-10-31 | Ash deposition preventing device of garbage incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220958484U true CN220958484U (en) | 2024-05-14 |
Family
ID=91019169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322938977.5U Active CN220958484U (en) | 2023-10-31 | 2023-10-31 | Ash deposition preventing device of garbage incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220958484U (en) |
-
2023
- 2023-10-31 CN CN202322938977.5U patent/CN220958484U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |