CN214781677U - Garbage pyrolysis gasification furnace - Google Patents
Garbage pyrolysis gasification furnace Download PDFInfo
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- CN214781677U CN214781677U CN202121214439.6U CN202121214439U CN214781677U CN 214781677 U CN214781677 U CN 214781677U CN 202121214439 U CN202121214439 U CN 202121214439U CN 214781677 U CN214781677 U CN 214781677U
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Abstract
A waste pyrolysis gasifier comprising: the slag breaking device comprises a furnace body, a material homogenizer, a feeding pipe, a material homogenizing mechanism, a slag breaking device and a slag outlet, wherein the material homogenizer, the feeding pipe, the material homogenizing mechanism, the slag breaking device and the slag outlet are arranged on the furnace body; the material homogenizing device is arranged at the upper part of the furnace body, and the feeding pipe is arranged at the upper part of the furnace body and corresponds to the material homogenizing device; the furnace body is internally provided with a drying layer, a pyrolysis layer, a red carbon layer and an ash layer from top to bottom in sequence, the shell of the furnace body is provided with a smoke inlet and a smoke outlet, the smoke inlet corresponds to the drying layer, and the smoke outlet corresponds to the red carbon layer; the two sides of the furnace body are provided with material homogenizing mechanisms which penetrate through the shell of the furnace body and correspond to the red carbon layer; the slag breaking device is arranged at the lower part of the furnace body and corresponds to the ash layer; the slag hole is arranged at the bottom of the furnace body. The utility model can effectively overcome the problem of dioxin pollution caused by waste incineration; the slag breaking device achieves the aims of slag breaking, material homogenizing and oxygen supply during movement, disperses slag in a molten state, evenly spreads garbage in the hearth, ensures stable pyrolysis of the garbage in each reaction layer in the hearth, and has low energy consumption and high efficiency.
Description
Technical Field
The utility model relates to a pyrolysis technology field, concretely relates to rubbish pyrolysis gasifier.
Background
The traditional middle and small size garbage incinerator is to put garbage into the incinerator for smoldering combustion by manpower. The smoke components of direct incineration are very complex, and the tar content of the smoke generated after combustion is high, thereby bringing great burden to the treatment of tail gas at the rear end. In addition, the traditional garbage incineration method is easy to cause insufficient garbage combustion, the insufficient combustion can cause generation of a large amount of toxic and harmful gases, and particularly dioxin can seriously affect the surrounding environmental quality.
The combustion furnace is characterized in that organic matters in the garbage are pyrolyzed and gasified to generate combustible gas such as CO, H2 and the like, and the combustible gas is utilized to fully decompose tail gas generated by garbage combustion. The content of tar and other toxic and harmful gases in the flue gas generated by the pyrolysis of the garbage is greatly reduced compared with the content of tar and other toxic and harmful gases in the flue gas generated by the traditional garbage incineration technology, so that the tail gas is easier to treat, and the standard-reaching emission of the tail gas is facilitated.
However, the most obvious disadvantages of the existing combustion furnaces are that the temperature of the garbage entering the furnace body is not high, the combustion is not sufficient, the combustion process is extremely unstable, the pyrolysis gasification degree is not high, and the working efficiency of the furnace is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the above-mentioned defect that prior art exists, provide a pyrolysis gasifier, it is stable, the energy consumption is low, efficient rubbish pyrolysis gasifier.
The utility model provides a technical scheme that its technical problem adopted is: a waste pyrolysis gasifier comprising: the slag breaking device comprises a furnace body, a material homogenizer, a feeding pipe, a material homogenizing mechanism, a slag breaking device and a slag outlet, wherein the material homogenizer, the feeding pipe, the material homogenizing mechanism, the slag breaking device and the slag outlet are arranged on the furnace body; the material homogenizing device is arranged at the upper part of the furnace body, and the feeding pipe is arranged at the upper part of the furnace body and corresponds to the material homogenizing device; the furnace body is internally provided with a drying layer, a pyrolysis layer, a red carbon layer and an ash layer from top to bottom in sequence, a smoke inlet and a smoke outlet are arranged on a shell of the furnace body, the smoke inlet corresponds to the drying layer, and the smoke outlet corresponds to the red carbon layer; the two sides of the furnace body are provided with material homogenizing mechanisms which penetrate through the shell of the furnace body and correspond to the red carbon layer; the slag breaking device is arranged at the lower part of the furnace body and corresponds to the ash layer; the slag hole is arranged at the bottom of the furnace body.
Further, the slag breaking device comprises a conical rotary drum assembly, a transmission pipe assembly and a shifting pipe assembly, wherein the conical rotary drum assembly is provided with air holes; a transmission pipe assembly is horizontally inserted in the middle of the conical rotary drum assembly, and a shifting pipe assembly is vertically inserted in the center of the conical rotary drum assembly and two ends of the transmission pipe assembly; the bottom end of the conical rotary drum assembly is connected with a mounting bottom plate, and the mounting bottom plate is provided with an air inlet hole communicated with the conical rotary drum assembly, the transmission pipe assembly, the shifting pipe assembly and the air hole.
Furthermore, the top ends of the three pipe pulling assemblies are positioned at different heights, and the adjacent distances are different.
Furthermore, water cooling pipes which are communicated with each other are arranged on the outer sides of the conical rotary drum assembly, the transmission pipe assembly and the three shifting pipe assemblies.
Further, the conical drum assembly comprises an inner conical drum and an outer conical drum which are both provided with air holes, the outer conical drum is sleeved on the outer side of the inner conical drum, and a gap is formed between the outer conical drum and the inner conical drum; the pipe shifting assembly comprises an inner shifting pipe, an outer shifting pipe, an upper connecting plate and a lower connecting plate which are all provided with air holes, the outer shifting pipe is sleeved on the outer side of the inner shifting pipe and is communicated through the air holes, and the upper connecting plate and the lower connecting plate are respectively arranged at the upper end and the lower end of the outer shifting pipe; the transmission pipe assembly comprises an outer transmission pipe and an inner transmission pipe, wherein the outer transmission pipe and the inner transmission pipe are both provided with air holes, the middle of the outer transmission pipe is connected with the outer conical rotary drum, the two ends of the outer transmission pipe are respectively connected with the outer shifting pipe and communicated through the air holes, the middle of the inner transmission pipe is connected with the inner conical rotary drum, and the two ends of the inner transmission pipe are respectively connected with the inner shifting pipe and communicated through the air holes.
Furthermore, the top end of the upper connecting plate is connected with an outer cone top and an inner cone top, the outer cone top is sleeved on the outer side of the inner cone top, and the outer cone top and the inner cone top are respectively connected with the outer shifting pipe and the inner shifting pipe.
Furthermore, the mounting bottom plate is sequentially connected with a connecting seat and a slewing bearing through a mounting flange, one side of the slewing bearing is connected with a transmission speed-changing gear, the transmission speed-changing gear is connected with a motor through a gearbox, and the bottom end of the slewing bearing is connected with a supporting seat; the mounting bottom plate is connected with the outer side of the furnace body, and the bottom of the conical rotary drum assembly is clamped in the shell of the furnace body.
Further, a sealing ring is sleeved at the bottom of the conical rotary drum assembly and clamped between the conical rotary drum assembly and the shell; and heat insulation pads are arranged between the mounting baseplate and the mounting flange and between the slewing bearing and the mounting flange.
Furthermore, a hopper is arranged at the top of the middle of the feeding pipe, and a material pushing box, a hydraulic pipe and a compression cavity are arranged in the feeding pipe; the compression cavity is arranged at one end of the feeding pipe close to the furnace body, the hydraulic pipe is arranged at one end of the feeding pipe far away from the furnace body, and the material pushing box is connected with the hydraulic pipe and can reciprocate at two ends of the compression cavity; the bottom of the material pushing box is provided with a supporting wheel, and the two sides of the material pushing box are provided with guide wheels.
Furthermore, a fire-resistant layer and a heat-insulating layer are sequentially arranged on the outer shell of the furnace body from inside to outside, and a maintenance window is arranged on the furnace body; the slag hole is equipped with out the slag box, it is equipped with four and adjacent slag box mutually perpendicular setting to go out the slag box.
After the garbage enters the furnace body from the feeding pipe, the garbage barrel successively enters the drying layer and the pyrolysis layer downwards after the garbage is homogenized through the material homogenizer, then the garbage barrel successively enters the red carbon layer and the ash layer downwards after the garbage is homogenized again through the material homogenizing mechanism, and then the garbage barrel successively enters the red carbon layer and the ash layer downwards, and then the slag breaking device breaks slag, homogenizes the slag and supplies oxygen.
The utility model has the advantages that not only the garbage is harmless, reduced and recycled, but also the problem of dioxin pollution caused by garbage incineration can be effectively overcome; the slag breaking device achieves the aims of slag breaking, material homogenizing and oxygen supply during movement, disperses slag in a molten state, evenly spreads garbage in the hearth, ensures stable pyrolysis of the garbage in each reaction layer in the hearth, and has low energy consumption and high efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of a slag breaking device;
fig. 3 is a schematic structural diagram of the slag discharging box.
In the drawings: 1. furnace body, 11, fire-resistant layer, 12, heat-insulating layer, 13, maintenance door, 14, slag outlet, 141, slag box, 21, drying layer, 22, pyrolysis layer, 23, red carbon layer, 24, ash layer, 25, smoke inlet, 26, smoke outlet, 31, material mixer, 32, feeding pipe, 321, hopper, 322, material pushing box, 323, hydraulic pipe, 324, compression cavity, 33, material mixing mechanism, 4, slag breaking device, 41, conical drum assembly, 411, inner conical drum, 412, outer conical drum, 413, mounting base plate, 414, sealing ring, 42, transmission pipe assembly, 421, outer transmission pipe, 422, inner transmission pipe, 43, pipe shifting assembly, 4311, outer conical top, 4312, inner conical top, 4321, inner shifting pipe, 4322, outer shifting pipe, 4331, lower connecting plate, 4332, middle connecting plate, 4333, lower connecting plate, 44, air inlet, 45, air hole, 46, connecting seat, mounting flange 461, 462. heat insulating pad, 47, slewing bearing, 471, bearing seat, 48, transmission speed-changing gear.
Detailed Description
The following embodiments are described in detail with reference to the following examples:
as shown in fig. 1, an embodiment of a waste pyrolysis gasifier includes: the device comprises a furnace body 1, a material homogenizer 31, a feeding pipe 32, a material homogenizing mechanism 33, a slag breaking device 4 and a slag outlet 14, wherein the material homogenizer 31, the feeding pipe 32, the material homogenizing mechanism 33, the slag breaking device 4 and the slag outlet 14 are arranged on the furnace body 1; the material homogenizing device 31 is arranged at the upper part of the furnace body 1, and the feeding pipe 32 is arranged at the upper part of the furnace body 1 and corresponds to the material homogenizing device 31; the furnace body 1 is internally provided with a drying layer 21, a pyrolysis layer 22, a red carbon layer 23 and an ash layer 24 from top to bottom in sequence, the shell of the furnace body 1 is provided with a smoke inlet 25 and a smoke outlet 26, the smoke inlet 25 corresponds to the drying layer 21, and the smoke outlet 26 corresponds to the red carbon layer 23; the two sides of the furnace body 1 are provided with material homogenizing mechanisms 33, and the material homogenizing mechanisms 33 penetrate through the shell of the furnace body 1 and correspond to the red carbon layer 23; the slag breaking device 4 is arranged at the lower part of the furnace body 1 and corresponds to the ash layer 24; the slag hole 14 is provided at the bottom of the furnace body 1.
As shown in fig. 2, the slag breaking device 4 comprises a conical drum assembly 41, a transmission pipe assembly 42 and a shifting pipe assembly 43, which are all provided with air holes 45; a transmission pipe assembly 42 is horizontally inserted in the middle of the conical rotary drum assembly 41, and pipe shifting assemblies 43 are vertically inserted in the center of the conical rotary drum assembly 41 and two ends of the transmission pipe assembly 42; the bottom end of the conical rotary drum assembly 41 is connected with an installation bottom plate 413, and the installation bottom plate 413 is provided with an air inlet 44 communicated with the conical rotary drum assembly 41, a transmission pipe assembly 42, a shifting pipe assembly 43 and an air hole 435; the top ends of the three pipe pulling assemblies 43 are at different heights and adjacent distances are different.
The slag breaking device 4 adopts a mixed mode of air cooling and water cooling, so that oxygen can enter the slag breaking device, and equipment damage caused by overheating and reddening of the slag breaking device 4 can be prevented. The outer sides of the conical rotary drum assembly 41, the transmission pipe assembly 42 and the three shifting pipe assemblies 43 are provided with water cooling pipes which are communicated with each other.
The conical rotary drum assembly 41 comprises an inner conical rotary drum 411 and an outer conical rotary drum 412, wherein the inner conical rotary drum 411 and the outer conical rotary drum 412 are provided with air holes 45, the outer conical rotary drum 412 is sleeved outside the inner conical rotary drum 411, and a gap is formed between the outer conical rotary drum 412 and the inner conical rotary drum 411; the shifting pipe assembly 43 comprises an inner shifting pipe 4321, an outer shifting pipe 4322, an upper connecting plate 4331 and a lower connecting plate 4333 which are all provided with air holes 45, the outer shifting pipe 4322 is sleeved outside the inner shifting pipe 4321 and is communicated through the air holes 45, and the upper connecting plate 4331 and the lower connecting plate 4333 are respectively arranged at the upper end and the lower end of the outer shifting pipe 4322; the transmission pipe assembly 42 comprises an outer transmission pipe 421 and an inner transmission pipe 422 which are both provided with air holes 45, the middle of the outer transmission pipe 421 is connected with the outer conical rotary drum 412, the two ends of the outer transmission pipe are respectively connected with the outer stirring pipe 4322 and are communicated through the air holes 45, the middle of the inner transmission pipe 422 is connected with the inner conical rotary drum 411, and the two ends of the inner transmission pipe 422 are respectively connected with the inner stirring pipe 4321 and are communicated through the air holes 45.
The top end of the upper connecting plate 4331 is connected with an outer cone top 4311 and an inner cone top 4312, the outer cone top 4311 is sleeved outside the inner cone top 4312, and the outer cone top 4311 and the inner cone top 4312 are respectively connected with an outer shifting pipe 4322 and an inner shifting pipe 4321; the mounting bottom plate 413 is sequentially connected with a connecting seat 46 and a slewing bearing 47 through a mounting flange 461, one side of the slewing bearing 47 is connected with a transmission speed-changing gear 48, the transmission speed-changing gear 48 is connected with a motor through a gearbox, and the bottom end of the slewing bearing 47 is connected with a supporting seat 471; the mounting bottom plate 413 is connected with the outer side of the furnace body 1, and the bottom of the conical drum assembly 41 is clamped in the shell of the furnace body 1; a sealing ring 414 is sleeved at the bottom of the conical drum assembly 41, and the sealing ring 414 is clamped between the conical drum assembly 41 and the shell; thermal insulation pads 462 are disposed between mounting base 413 and mounting flange 461, and between slewing bearing 47 and mounting flange 461.
A hopper 321 is arranged at the top of the middle of the feeding pipe 32, and a material pushing box 322, a hydraulic pipe 323 and a compression cavity 324 are arranged in the feeding pipe 32; the compression cavity 324 is arranged at one end of the feeding pipe 32 close to the furnace body 1, the hydraulic pipe 323 is arranged at one end of the feeding pipe 32 far away from the furnace body 1, and the material pushing box 322 is connected with the hydraulic pipe 323 and can reciprocate at two ends of the compression cavity 324; the bottom of the material pushing box 322 is provided with a supporting wheel and the two sides thereof are provided with guide wheels.
The outer shell of the furnace body 1 is sequentially provided with a fire-resistant layer 11 and a heat-insulating layer 12 from inside to outside, and the furnace body 1 is provided with a maintenance window 13; as shown in fig. 3, the slag hole 14 is provided with four slag discharge boxes 141, and the four slag discharge boxes 141 are provided so as to be perpendicular to each other.
Dry layer 21: is positioned on the upper part of the furnace body 1, and the flue gas is extracted from the top part to accelerate the drying of the materials.
Pyrolysis layer 22: the dried garbage absorbs the heat energy of the red carbon layer 23, and is gasified to generate hydrocarbon combustible gas such as H2/CO/CH4/C2H6, and the concentration of the combustible gas reaches the best condition under the anoxic condition and at the temperature of 500-600 ℃.
Red carbon layer 23: the stable red carbon layer 23 is about 500mm thick and the temperature is 600 ℃, and provides stable heat energy for gasification and drying of the upper layer.
Ash bed 24: the materials of the red carbon layer 23 are fully combusted to form ash slag, the ash slag can be used for roadbed filling or fixed-point landfill through high-temperature harmless treatment, and certain ash slag is regularly produced every day after normal use.
Those not described in detail in the specification are well within the skill of the art.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be considered to be within the protection scope of the present invention.
Claims (10)
1. Waste pyrolysis gasifier, its characterized in that includes: the slag breaking device comprises a furnace body, a material homogenizer, a feeding pipe, a material homogenizing mechanism, a slag breaking device and a slag outlet, wherein the material homogenizer, the feeding pipe, the material homogenizing mechanism, the slag breaking device and the slag outlet are arranged on the furnace body; the material homogenizing device is arranged at the upper part of the furnace body, and the feeding pipe is arranged at the upper part of the furnace body and corresponds to the material homogenizing device; the furnace body is internally provided with a drying layer, a pyrolysis layer, a red carbon layer and an ash layer from top to bottom in sequence, a smoke inlet and a smoke outlet are arranged on a shell of the furnace body, the smoke inlet corresponds to the drying layer, and the smoke outlet corresponds to the red carbon layer; the two sides of the furnace body are provided with material homogenizing mechanisms which penetrate through the shell of the furnace body and correspond to the red carbon layer; the slag breaking device is arranged at the lower part of the furnace body and corresponds to the ash layer; the slag hole is arranged at the bottom of the furnace body.
2. The waste pyrolysis gasification furnace of claim 1, wherein the slag breaking device comprises a conical drum assembly, a transmission pipe assembly and a shifting pipe assembly which are all provided with air holes; a transmission pipe assembly is horizontally inserted in the middle of the conical rotary drum assembly, and a shifting pipe assembly is vertically inserted in the center of the conical rotary drum assembly and two ends of the transmission pipe assembly; the bottom end of the conical rotary drum assembly is connected with a mounting bottom plate, and the mounting bottom plate is provided with an air inlet hole communicated with the conical rotary drum assembly, the transmission pipe assembly, the shifting pipe assembly and the air hole.
3. The waste pyrolysis gasification furnace of claim 2, wherein the tops of the three pipe pushing assemblies are at different heights and adjacent distances are different.
4. The garbage pyrolytic gasifier of claim 3, wherein water-cooled tubes that are communicated with each other are arranged outside the conical drum assembly, the transmission tube assembly and the three shifting tube assemblies.
5. The garbage pyrolytic gasifier of claim 4, wherein the conical drum assembly comprises an inner conical drum and an outer conical drum which are both provided with air holes, the outer conical drum is sleeved outside the inner conical drum, and a gap is arranged between the outer conical drum and the inner conical drum; the pipe shifting assembly comprises an inner shifting pipe, an outer shifting pipe, an upper connecting plate and a lower connecting plate which are all provided with air holes, the outer shifting pipe is sleeved on the outer side of the inner shifting pipe and is communicated through the air holes, and the upper connecting plate and the lower connecting plate are respectively arranged at the upper end and the lower end of the outer shifting pipe; the transmission pipe assembly comprises an outer transmission pipe and an inner transmission pipe, wherein the outer transmission pipe and the inner transmission pipe are both provided with air holes, the middle of the outer transmission pipe is connected with the outer conical rotary drum, the two ends of the outer transmission pipe are respectively connected with the outer shifting pipe and communicated through the air holes, the middle of the inner transmission pipe is connected with the inner conical rotary drum, and the two ends of the inner transmission pipe are respectively connected with the inner shifting pipe and communicated through the air holes.
6. The garbage pyrolytic gasifier of claim 5, wherein the top end of the upper connecting plate is connected with an outer cone top and an inner cone top, the outer cone top is sleeved outside the inner cone top, and the outer cone top and the inner cone top are respectively connected with the outer shifting pipe and the inner shifting pipe.
7. The garbage pyrolytic gasifier of claim 6, wherein the installation bottom plate is sequentially connected with a connecting seat and a slewing bearing through an installation flange, one side of the slewing bearing is connected with a transmission speed-change gear, the transmission speed-change gear is connected with a motor through a gearbox, and the bottom end of the slewing bearing is connected with a supporting seat; the mounting bottom plate is connected with the outer side of the furnace body, and the bottom of the conical rotary drum assembly is clamped in the shell of the furnace body.
8. The waste pyrolysis gasification furnace of claim 7, wherein a sealing ring is sleeved at the bottom of the conical drum assembly and clamped between the conical drum assembly and the outer shell; and heat insulation pads are arranged between the mounting baseplate and the mounting flange and between the slewing bearing and the mounting flange.
9. The waste pyrolysis gasification furnace of claim 8, wherein a hopper is arranged at the middle top of the feeding pipe, and a material pushing box, a hydraulic pipe and a compression cavity are arranged in the feeding pipe; the compression cavity is arranged at one end of the feeding pipe close to the furnace body, the hydraulic pipe is arranged at one end of the feeding pipe far away from the furnace body, and the material pushing box is connected with the hydraulic pipe and can reciprocate at two ends of the compression cavity; the bottom of the material pushing box is provided with a supporting wheel, and the two sides of the material pushing box are provided with guide wheels.
10. The waste pyrolysis gasification furnace of claim 9, wherein a fire-resistant layer and a heat-insulating layer are sequentially arranged on the outer shell of the furnace body from inside to outside, and a maintenance window is arranged on the furnace body; the slag hole is equipped with out the slag box, it is equipped with four and adjacent slag box mutually perpendicular setting to go out the slag box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121214439.6U CN214781677U (en) | 2021-06-02 | 2021-06-02 | Garbage pyrolysis gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121214439.6U CN214781677U (en) | 2021-06-02 | 2021-06-02 | Garbage pyrolysis gasification furnace |
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| Publication Number | Publication Date |
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| CN214781677U true CN214781677U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121214439.6U Active CN214781677U (en) | 2021-06-02 | 2021-06-02 | Garbage pyrolysis gasification furnace |
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| CN (1) | CN214781677U (en) |
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- 2021-06-02 CN CN202121214439.6U patent/CN214781677U/en active Active
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Effective date of registration: 20221102 Address after: 410609 Baimaqiao Classic Living Quarter, Ningxiang City, Changsha City, Hunan Province Patentee after: Hunan jiusen Environmental Technology Co.,Ltd. Address before: 410100 science and technology new village, Yuelu District, Changsha City, Hunan Province Patentee before: Liu Xinjun |
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