CN212029511U - Online waste pre-incinerator - Google Patents
Online waste pre-incinerator Download PDFInfo
- Publication number
- CN212029511U CN212029511U CN202020557637.1U CN202020557637U CN212029511U CN 212029511 U CN212029511 U CN 212029511U CN 202020557637 U CN202020557637 U CN 202020557637U CN 212029511 U CN212029511 U CN 212029511U
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- CN
- China
- Prior art keywords
- incinerator
- platform
- incineration
- utility
- burning
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002699 waste material Substances 0.000 title claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000010408 sweeping Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 239000004568 cement Substances 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000008676 import Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000010849 combustible waste Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Images
Abstract
The utility model provides an online waste pre-incinerator, the upper portion of burning furnace body is provided with the feed inlet, the below of feed inlet is provided with burns the platform, it cleans conveyor to set up the strength on the platform to burn, the lower part of burning furnace body is equipped with the discharge gate, it is provided with the tertiary air import to burn furnace body back wall. The feeding port of the utility model adopts the spiral reamer to force the feeding, and the problem of material blockage can not appear in the feeding process. The utility model discloses disect insertion arranges in a flexible way on the cubic tuber pipe, and the space is compacter, has cancelled the bypass pipeline of getting wind, and the heat dissipation is little, and the amount of wind is big, and the burning is more abundant, and the stove internal heat capacity is big, and the system fluctuation is little, and is little to the production system influence of former cement, has cancelled dynamic equipment, and the system fault point is few, and the leakproofness is better, has cancelled afterburning and fire extinguishing system, and control is simple reliable.
Description
Technical Field
The utility model relates to an burn burning furnace, especially an online discarded object burns burning furnace in advance.
Background
In recent years, with the increasingly prominent problem of the refuse surrounding city and the environmental protection problem of the country and the society, the cement kiln is rapidly developed and popularized in cooperation with the waste technology. In the current mainstream cement kiln cooperative treatment technical scheme, waste needs to be fed into a kiln tail decomposing furnace. Because the physical property, flow and the like of the waste fluctuate, the waste is directly fed into the decomposing furnace to influence the stable operation of a cement kiln system, so that the system has small treatment capacity, short incineration residence time and difficult control of the incineration process. For this reason, some technical solutions avoid the above problems by arranging an independent incineration system in a manner of disposing incineration products by using a cement kiln system, but this makes the cement kiln co-disposal system complicated, cannot fully utilize the advantages of cement kiln co-disposal, and the disposal capability is still limited.
Therefore, the prior cement kiln co-processing technical scheme needs to add a pre-incinerator device before the waste is fed into a kiln tail decomposing furnace, so as to effectively control the waste incineration process and avoid the influence of the waste co-processing on a cement production system.
In the prior art, a push rod device is adopted to push feeding materials, dynamic equipment required by the push rod device is more, a system is prone to failure, and in the prior art, a third air is led from a bypass to serve as high-temperature air, so that heat dissipation loss is prone to being large. The prior art is generally that the material is fed from the back wall, high-temperature wind is fed from the top, the wind and the material are only in surface contact and do not have cross convection, and the heat exchange performance is poor.
Disclosure of Invention
In order to solve the technical problem, the utility model provides an online waste pre-incinerator to solve the problem that proposes in the above-mentioned background art.
The technical scheme of the utility model as follows:
an online waste pre-incinerator comprises an incinerator body, wherein a feeding port is formed in the upper portion of the incinerator body, an incineration platform is arranged below the feeding port, a pneumatic cleaning and conveying device is arranged on the incineration platform, a discharge port is formed in the lower portion of the incinerator body, and a tertiary air inlet is formed in the rear wall of the incinerator body.
Preferably, burn the platform and be cascaded downward distribution step by step, this structure is convenient for the material to fall to burning the platform step by step.
Preferably, the number of the incineration platforms is at least three, and the materials are uniformly distributed on the at least three incineration platforms, so that the gradual incineration is realized, and the incineration sufficiency is ensured.
Preferably, each incineration platform all sets up at least one pneumatic cleaning conveyor, and pneumatic cleaning conveyor can clear up each incineration platform to the transported substance gets into next incineration platform, still carries the high oxygen air simultaneously, and then strengthens burning, ensures the abundant of burning of discarded object. The utility model discloses a set up strength on every burns the platform and clean conveyor, guaranteed that the material homoenergetic on every burns the platform and rolls for the material burns more fully.
Preferably, every it all sets up the observation door to burn platform department, and the observation door is convenient for observe the state of burning and clear away the crust.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses disect insertion arranges in a flexible way on the cubic tuber pipe, and the space is compacter, has cancelled bypass air intake pipeline, and the heat dissipation loss is little.
(2) The utility model discloses a high temperature amount of wind is big, and the burning is more abundant, and the heat capacity in the stove is big, and the system is undulant little, and is little to the production system influence of former cement.
(3) The utility model discloses cancelled dynamic equipment, the system fault point is few, and the leakproofness is better.
(4) The utility model discloses a feeding mouth is from the upper portion feeding, and hot-blast from the rear portion entering, cold charge and hot-blast have a convection current process, select separately, dry, burn more intensely.
(5) The utility model discloses a multistage burning platform through air conveying system, and the material has and rolls, burns more thoroughly.
(6) The utility model discloses cancelled afterburning and fire extinguishing system, it is simple reliable to burn process control.
Drawings
FIG. 1 is a schematic view of the structure of the present invention connected to a decomposition furnace;
FIG. 2 is a process flow diagram of application example 1 of the present invention;
wherein: 1-incinerator body, 2-feeding mouth, 3-incineration platform, 4-pneumatic cleaning and conveying device, 5-tertiary air inlet, 6-observation door and 7-decomposing furnace.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a pre-incinerator. The stockpiling platform not only ensures the burning time of the wastes, but also buffers the unstable material flow of the feeding place, the burning effect is further strengthened by a plurality of burning platforms, the retention time can be flexibly controlled, and the thorough burning of the wastes is ensured.
Referring to the attached drawing 1, the utility model provides a multi-functional waste incinerator in advance, including burning.
Wherein the discharge hole is communicated with a decomposing furnace 7 of the cement calcining system.
In certain embodiments, the incineration platforms 3 are distributed downwards in a stepwise progression.
In certain embodiments, the number of incineration platforms 3 is at least three.
In certain embodiments, each of said incineration platforms 3 is provided with at least one pneumatic sweeping conveyor 4.
In certain embodiments, the side wall of the incinerator body 1 at the incineration platform 3 is also provided with a viewing door 6.
Referring to fig. 2, application example 1 of the present invention:
the utility model discloses an burn burning furnace 1 in advance and install on cement system's dore furnace 7 is calcined to the tertiary air, and the high temperature combustion-supporting wind that tertiary air import 2 got into is kiln head tertiary air, and the wind-warm syndrome is 880 ℃, and the tertiary air is whole through burning furnace in advance. Combustible waste in the household garbage brought from the storage pit by the feeding belt enters the feeding port 2 of the incinerator 1 body through the metering, air locking and feeding device and falls on the incineration platform 3. The light inflammable waste is incinerated along with the airflow in the falling process, while the difficult inflammable waste is continuously incinerated step by step on the plurality of incinerating platforms 3. After multiple times of rolling and strengthening incineration, the ash and slag are discharged into a decomposing furnace from a discharge port for further high-temperature treatment and are used as cement raw materials. So far, the combustible in the waste is burnt by the control of the pre-incinerator, thereby avoiding the influence on the production process of the cement in the decomposing furnace 7.
Because the tertiary air completely enters the furnace, the air quantity in the furnace is large, the air speed is high, the heat capacity is high, the furnace temperature fluctuation caused by the heat value fluctuation of waste gas is avoided, a afterburning and fire extinguishing system is not required to be arranged, and the system incineration control is simple and reliable.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. An online waste pre-incinerator, includes the incinerator body, its characterized in that: the incinerator body is characterized in that a feeding port is formed in the upper portion of the incinerator body, an incineration platform is arranged below the feeding port, a pneumatic cleaning and conveying device is arranged on the incineration platform, a discharging port is formed in the lower portion of the incinerator body, and a tertiary air inlet is formed in the rear wall of the incinerator body.
2. An online waste pre-incinerator according to claim 1, characterized in that the incineration platforms are distributed downwards in stepwise steps.
3. An online waste pre-incinerator according to claim 2, characterized in that the number of said incineration platforms is at least three.
4. An online waste pre-incinerator according to claim 2, characterized in that at least one pneumatic sweeping conveyor is provided per said incineration platform.
5. An online waste pre-incinerator according to claim 1 wherein there is a viewing door at each said incineration platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020557637.1U CN212029511U (en) | 2020-04-15 | 2020-04-15 | Online waste pre-incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020557637.1U CN212029511U (en) | 2020-04-15 | 2020-04-15 | Online waste pre-incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212029511U true CN212029511U (en) | 2020-11-27 |
Family
ID=73493493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020557637.1U Ceased CN212029511U (en) | 2020-04-15 | 2020-04-15 | Online waste pre-incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212029511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307155A (en) * | 2022-08-27 | 2022-11-08 | 中材建设有限公司 | Vertical two-section incinerator and method for disposing complex combustible solid waste |
-
2020
- 2020-04-15 CN CN202020557637.1U patent/CN212029511U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307155A (en) * | 2022-08-27 | 2022-11-08 | 中材建设有限公司 | Vertical two-section incinerator and method for disposing complex combustible solid waste |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20230426 Decision number of declaring invalidation: 561453 Granted publication date: 20201127 |