CN210861121U - Even garbage incinerator ash bucket of cloth wind - Google Patents
Even garbage incinerator ash bucket of cloth wind Download PDFInfo
- Publication number
- CN210861121U CN210861121U CN201920817723.9U CN201920817723U CN210861121U CN 210861121 U CN210861121 U CN 210861121U CN 201920817723 U CN201920817723 U CN 201920817723U CN 210861121 U CN210861121 U CN 210861121U
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- CN
- China
- Prior art keywords
- ash bucket
- herringbone
- waste incinerator
- incinerator ash
- ash
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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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- 239000010813 municipal solid waste Substances 0.000 title claims description 63
- 239000004744 fabric Substances 0.000 title abstract description 5
- 239000002699 waste material Substances 0.000 claims abstract description 26
- 238000009826 distribution Methods 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 230000001174 ascending effect Effects 0.000 abstract description 4
- 210000003437 trachea Anatomy 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 13
- 238000001035 drying Methods 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Images
Abstract
The utility model provides an even waste incinerator ash bucket of cloth wind, waste incinerator ash bucket are located waste incinerator's grate below, and waste incinerator ash bucket includes the cone section, and the inside of cone section is provided with the water conservancy diversion structure, and the water conservancy diversion structure includes the at least two-layer herringbone grid of crisscross setting from top to bottom, gets into in the incinerator through going into the trachea once wind in the waste incinerator ash bucket behind the herringbone grid. The utility model provides an among the waste incinerator ash bucket, because the lambdoidal plate staggered arrangement, the fluid can shunt many times and turn to realize ascending wind evenly distributed. Because the inclination angle of the herringbone plate is larger than the ash self-locking angle, the ash can smoothly fall down, and the ash can be prevented from being deposited while uniform air distribution is realized.
Description
Technical Field
The utility model relates to a in waste incineration, in particular to even waste incinerator ash bucket of cloth wind.
Background
The ash bucket is positioned below a fire grate of the garbage incinerator and used for providing a circulation channel for primary air and discharging ash. In the drying section of the incinerator, primary air provides hot drying air for the garbage, and the drying quality is influenced if the air distribution is uniform or not. In the burning section of the incinerator, primary air plays a role of providing oxygen for the burning of the garbage in the bed layer, and the uniform feeding of the primary air can enable the garbage to provide uniform oxygen, so that the garbage is uniformly burnt, and the burn-out rate is improved.
The prior art is that primary air directly gets into the ash bucket inner chamber behind the inlet tube of tip open end down, and primary air concentrates ash bucket internal face both sides adherence face upward flow, and primary air distributes inhomogeneously, and when the inclined to one side material of upper garbage bed layer, the inclined to one side material condition of primary air distribution condition can change along with the garbage wind to the influence is great.
Under the prior art, in the wind got into the ash bucket by the inlet tube, because inertia effect, just changed flow direction until flowing the wall, the fluid waited both sides wall upward movement to lead to wind inhomogeneous at the distribution of rubbish bed, cause rubbish inhomogeneous in the drying of dry section, the rubbish water content is inhomogeneous, and follow-up rubbish burns inhomogeneously. Meanwhile, primary air of the garbage bed layer is not uniform, oxygen supply amount of a combustion section is not uniform, and combustion is also nonuniform. If the fire grate is subjected to material deviation, the resistance of primary air mainly comprises fire grate resistance and material layer resistance, and the material deviation can cause great change of primary air resistance reduction distribution, so that the primary air distribution is sensitive to material deviation, and the subsequent combustion nonuniformity is increased.
Therefore, there is a need to provide a garbage incinerator ash bucket with uniform air distribution to at least partially solve the above problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a garbage incinerator ash bucket with uniform air distribution, which is characterized in that the garbage incinerator ash bucket is positioned below a fire grate of a garbage incinerator, the garbage incinerator ash bucket comprises a cone section, the cone section comprises a first circulation port positioned above, a second circulation port positioned below and a side wall for connecting the first circulation port and the second circulation port, wherein the area of the first circulation port is larger than that of the second circulation port,
an air inlet is arranged on the side wall of the cone section, an air inlet pipe is arranged at the air inlet, primary air enters the ash bucket of the garbage incinerator through the air inlet pipe,
the inner part of the cone section is provided with a flow guide structure, the flow guide structure comprises at least two layers of herringbone grids which are arranged in a vertically staggered mode, and primary air entering the ash bucket of the garbage incinerator through the air inlet pipe enters the incinerator after passing through the herringbone grids.
In one example, the herringbone grid is located above the inlet pipe.
In one example, the openings of the herringbone grid face the second flow port.
In one example, the herringbone grid is provided with holes.
In one example, the holes comprise circular holes.
In one example, the herringbone grid includes at least one herringbone plate.
In one example, the angle of inclination of the chevron plate is greater than the self-locking angle of the ash.
In one example, an end surface of the gas inlet pipe located in the cone section extends obliquely upward.
In one example, the waste incinerator ash hopper further comprises a cylindrical section disposed above the conical section.
In one example, the herringbone grid is connected to the inner side walls of the cone section by welding.
The utility model provides a garbage incinerator ash bucket with uniform air distribution, the garbage incinerator ash bucket is positioned below a fire grate of a garbage incinerator, the ash bucket of the garbage incinerator comprises a cone section, the cone section comprises a first circulation port positioned at the upper part, a second circulation port positioned at the lower part and a side wall connecting the first circulation port and the second circulation port, wherein the area of the first circulation port is larger than that of the second circulation port, an air inlet is arranged on the side wall of the cone section, an air inlet pipe is arranged at the air inlet, primary air enters the ash bucket of the garbage incinerator through the air inlet pipe, the cone section is internally provided with a flow guide structure, the flow guide structure comprises at least two layers of herringbone grids which are staggered up and down, the primary air entering the ash bucket of the garbage incinerator through the air inlet pipe enters the incinerator after passing through at least two layers of herringbone plate grids. The utility model provides an among the waste incinerator ash bucket, because the lambdoidal plate staggered arrangement, the fluid can shunt many times and turn to realize ascending wind evenly distributed. Because the inclination angle of the herringbone plate is larger than the ash self-locking angle, the ash can smoothly fall down, and the ash can be prevented from being deposited while uniform air distribution is realized.
Drawings
The following drawings of the present invention are used herein as part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions of the invention, which are used to explain the principles of the invention.
In the drawings:
fig. 1 is a schematic structural view of a garbage incinerator ash bucket with uniform air distribution in an embodiment of the present invention.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In the following description, specific method steps and/or structures are set forth in order to provide a thorough understanding of the present invention. It is apparent that the practice of the invention is not limited to the specific details known to those skilled in the art. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the present invention are possible in addition to these detailed descriptions.
It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. Like reference numerals refer to like elements throughout.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The ash bucket is positioned below a fire grate of the garbage incinerator and used for providing a circulation channel for primary air and discharging ash. In the drying section of the incinerator, primary air provides hot drying air for the garbage, and the drying quality is influenced if the air distribution is uniform or not. In the burning section of the incinerator, primary air plays a role of providing oxygen for the burning of the garbage in the bed layer, and the uniform feeding of the primary air can enable the garbage to provide uniform oxygen, so that the garbage is uniformly burnt, and the burn-out rate is improved.
The prior art is that primary air directly gets into the ash bucket inner chamber behind the inlet tube of tip open end down, and primary air concentrates ash bucket internal face both sides adherence face upward flow, and primary air distributes inhomogeneously, and when the inclined to one side material of upper garbage bed layer, the inclined to one side material condition of primary air distribution condition can change along with the garbage wind to the influence is great.
Under the prior art, in the wind got into the ash bucket by the inlet tube, because inertia effect, just changed flow direction until flowing the wall, the fluid waited both sides wall upward movement to lead to wind inhomogeneous at the distribution of rubbish bed, cause rubbish inhomogeneous in the drying of dry section, the rubbish water content is inhomogeneous, and follow-up rubbish burns inhomogeneously. Meanwhile, primary air of the garbage bed layer is not uniform, oxygen supply amount of a combustion section is not uniform, and combustion is also nonuniform. If the fire grate is subjected to material deviation, the resistance of primary air mainly comprises fire grate resistance and material layer resistance, and the material deviation can cause great change of primary air resistance reduction distribution, so that the primary air distribution is sensitive to material deviation, and the subsequent combustion nonuniformity is increased.
The utility model provides a novel garbage incinerator ash bucket with uniform air distribution, the garbage incinerator ash bucket is positioned below a fire grate of the garbage incinerator, the garbage incinerator ash bucket comprises a cone section (similar cone section) and a column section (similar column section), the cone section comprises a first circulation port positioned above, a second circulation port positioned below and a side wall connecting the first circulation port and the second circulation port, wherein the area of the first circulation port is larger than that of the second circulation port, an air inlet is arranged on the side wall of the cone section, an air inlet pipe is arranged at the air inlet, primary air enters the ash bucket of the garbage incinerator through the air inlet pipe, a flow guide structure is arranged inside the cone section and comprises at least two layers of herringbone grids which are staggered up and down, the primary air entering the ash bucket of the garbage incinerator through the air inlet pipe enters the incinerator after passing through at least two layers of herringbone plate grids. In one example, the chevron grid may also be disposed within the column section. The utility model provides an among the waste incinerator ash bucket, because the lambdoidal plate staggered arrangement, the fluid can shunt many times and turn to realize ascending wind evenly distributed. Because the inclination angle of the herringbone plate is larger than the ash self-locking angle, the ash can smoothly fall down, and the ash can be prevented from being deposited while uniform air distribution is realized.
As shown in fig. 1, an embodiment of the present invention provides a garbage incinerator ash bucket 100 with uniform air distribution, the garbage incinerator ash bucket 100 is located below the fire grate of the garbage incinerator, the garbage incinerator ash bucket 100 comprises a cone segment 110 (also can be a cone-like segment), the cone segment 110 comprises a first through opening located above, a second through opening located below, and a side wall connecting the first through opening and the second through opening, wherein the area of the first through opening is larger than the area of the second through opening. The ash falls down from the second circulation port and flows out, and the primary air enters the incinerator through the first circulation port. The lateral wall department of cone section 110 is provided with into the gas port, and it is provided with into trachea 130 to go into gas port department, and primary air gets into in the waste incinerator ash bucket 100 through going into trachea 130, and the inside of cone section 110 is provided with the water conservancy diversion structure, and the water conservancy diversion structure includes the at least two-layer herringbone grid 140 of crisscross setting from top to bottom, and the primary air that gets into in the waste incinerator ash bucket 100 through going into trachea 130 gets into in the incinerator after the at least two-layer herringbone grid 140.
Specifically, the fluid enters the interior of the waste incinerator ash hopper 100 through the air inlet pipe 130, and does not change the flow direction until it flows to the wall surface due to inertia. When the primary air flowing upwards passes through the herringbone grid 140, the fluid can be divided and turned for many times due to the staggered arrangement of the herringbone grids, so that the uniform distribution of the primary air flowing upwards is realized. When the ash slag falls on the herringbone plate, the ash slag can smoothly fall off because the inclination angle of the herringbone plate is larger than the ash slag self-locking angle. The utility model provides an even waste incinerator ash bucket 100 of cloth wind for rubbish can be in the grate even combustion, and reduced the influence of inclined to one side material.
In one example, the chevron grid 140 is positioned above the inlet tube 130. In one example, the openings of the herringbone grid 140 are facing downward (towards the second flow port).
In one example, the chevron grid 140 is provided with holes through which at least a portion of the primary air passes. In one example, the holes comprise circular holes. The circular holes of the herringbone grid 140 are more beneficial to uniform dispersion of primary air. Those skilled in the art will appreciate that the hole arrangement of the herringbone grid 140 may be various, and will not be described herein. In one example, the holes in the two plates of the herringbone grid 140 are arranged in the same or different patterns.
In one example, the herringbone grid 140 of each layer includes at least two herringbone plates connected in series, and in one example, the openings of the herringbone plates are in an inverted V shape. The plurality of chevron plates includes two plates joined to one another and integral. Gaps are reserved at the connecting positions among the herringbone plates, a part of primary air flows upwards through the gaps, and a part of primary air flows upwards through the holes. In one example, the herringbone grids of the adjacent layers in the up-down direction are arranged in a staggered mode, namely, gaps at the connecting positions of the herringbone plates of the herringbone grid of the lower layer correspond to the herringbone plates of the herringbone grid of the upper layer in the vertical direction, and the herringbone plates of the herringbone grid of the lower layer correspond to the gaps at the connecting positions of the herringbone plates of the herringbone grid of the upper layer in the vertical direction.
In one example, the angle of inclination of the chevron grid 140 is greater than the self-locking angle of the ash. Those skilled in the art will appreciate that the angle of the V-shaped opening of the chevron plate may be various as long as the angle of inclination of the chevron plate 140 is greater than the self-locking angle of the ash or the angle of the V-shaped opening of the chevron plate is less than the repose angle of the ash, thereby avoiding the deposition of ash on the top surface of the second deflector.
In one example, the end surface of the gas inlet tube 130 located inside the cone segment 110 is obliquely extended upward.
In one example, the waste incinerator ash hopper 100 further comprises a cylindrical section 120 (which may also be a cylinder-like section) disposed above the conical section 110. The cylinder segment 120 is connected to a first flow port of the cone segment 110. In one example, a chevron grid may also be provided within the column segment 120.
In one example, two opposing sides of the herringbone grid 140 are connected to the inner sidewalls of the cone segments 110 by welding.
The utility model discloses a key point: 1. a herringbone grid is arranged in the ash bucket of the garbage incinerator; 2. the herringbone grids are arranged in a staggered mode.
The utility model has the advantages that: 1. due to the staggered arrangement of the herringbone plates, fluid can be divided and turned for many times, and therefore upward primary air is uniformly distributed. 2. Because the inclination angle of the herringbone plate is larger than the ash self-locking angle, the ash can smoothly fall.
The utility model provides a garbage incinerator ash bucket with uniform air distribution, the garbage incinerator ash bucket is positioned below a fire grate of a garbage incinerator, the ash bucket of the garbage incinerator comprises a cone section, the cone section comprises a first circulation port positioned at the upper part, a second circulation port positioned at the lower part and a side wall connecting the first circulation port and the second circulation port, wherein the area of the first circulation port is larger than that of the second circulation port, an air inlet is arranged on the side wall of the cone section, an air inlet pipe is arranged at the air inlet, primary air enters the ash bucket of the garbage incinerator through the air inlet pipe, the cone section is internally provided with a flow guide structure, the flow guide structure comprises at least two layers of herringbone grids which are staggered up and down, the primary air entering the ash bucket of the garbage incinerator through the air inlet pipe enters the incinerator after passing through at least two layers of herringbone plate grids. The utility model provides an among the waste incinerator ash bucket, because the lambdoidal plate staggered arrangement, the fluid can shunt many times and turn to realize ascending wind evenly distributed. Because the inclination angle of the herringbone plate is larger than the ash self-locking angle, the ash can smoothly fall down, and the ash can be prevented from being deposited while uniform air distribution is realized.
The utility model discloses a similar replacement or the deformation of individual part or component in the waste incinerator ash bucket all fall into within the protection scope of the utility model.
The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A garbage incinerator ash bucket with uniform air distribution is characterized in that the garbage incinerator ash bucket is positioned below a fire grate of a garbage incinerator and comprises a cone section, the cone section comprises a first circulation port positioned above, a second circulation port positioned below and a side wall for connecting the first circulation port and the second circulation port, the area of the first circulation port is larger than that of the second circulation port,
an air inlet is arranged on the side wall of the cone section, an air inlet pipe is arranged at the air inlet, primary air enters the ash bucket of the garbage incinerator through the air inlet pipe,
the inner part of the cone section is provided with a flow guide structure, the flow guide structure comprises at least two layers of herringbone grids which are arranged in a vertically staggered mode, and primary air entering the ash bucket of the garbage incinerator through the air inlet pipe enters the incinerator after passing through the herringbone grids.
2. The waste incinerator ash hopper of claim 1 wherein said chevron grid is located above said inlet pipe.
3. The waste incinerator ash bucket of claim 1, wherein the openings of the herringbone grid face the second flow port.
4. The waste incinerator ash bucket of claim 1, characterized in that holes are arranged on the herringbone grid.
5. A waste incinerator ash hopper according to claim 4 wherein said apertures comprise circular apertures.
6. The waste incinerator ash hopper of claim 1 wherein said chevron grid comprises at least one chevron plate.
7. The waste incinerator ash hopper of claim 6, wherein the angle of inclination of said chevron plate is greater than the self locking angle of the ash.
8. A waste incinerator ash hopper as claimed in claim 1 wherein the end face of the inlet pipe located within the cone section is inclined upwardly extending.
9. The waste incinerator ash hopper of claim 1 further comprising a cylindrical section disposed above the conical section.
10. The waste incinerator ash hopper of claim 1 wherein said herringbone grid is attached to the inside wall of said cone section by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817723.9U CN210861121U (en) | 2019-05-31 | 2019-05-31 | Even garbage incinerator ash bucket of cloth wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817723.9U CN210861121U (en) | 2019-05-31 | 2019-05-31 | Even garbage incinerator ash bucket of cloth wind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210861121U true CN210861121U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920817723.9U Active CN210861121U (en) | 2019-05-31 | 2019-05-31 | Even garbage incinerator ash bucket of cloth wind |
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| Country | Link |
|---|---|
| CN (1) | CN210861121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856390A (en) * | 2021-01-07 | 2021-05-28 | 郑颖 | Particle combustor |
-
2019
- 2019-05-31 CN CN201920817723.9U patent/CN210861121U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856390A (en) * | 2021-01-07 | 2021-05-28 | 郑颖 | Particle combustor |
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