CN215593005U - Plasma gasification furnace - Google Patents
Plasma gasification furnace Download PDFInfo
- Publication number
- CN215593005U CN215593005U CN202122002452.1U CN202122002452U CN215593005U CN 215593005 U CN215593005 U CN 215593005U CN 202122002452 U CN202122002452 U CN 202122002452U CN 215593005 U CN215593005 U CN 215593005U
- Authority
- CN
- China
- Prior art keywords
- gasification furnace
- furnace body
- conveying cylinder
- fixed mounting
- plasma
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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.)
- Expired - Fee Related
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- 238000009272 plasma gasification Methods 0.000 title claims abstract description 15
- 238000002309 gasification Methods 0.000 claims abstract description 36
- 239000002893 slag Substances 0.000 claims abstract description 15
- 238000012856 packing Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000003546 flue gas Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000010881 fly ash Substances 0.000 abstract description 8
- 239000002920 hazardous waste Substances 0.000 abstract description 2
- 238000004056 waste incineration Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 239000000571 coke Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002956 ash Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 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
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model relates to the technical field of hazardous waste incineration, and discloses a plasma gasification furnace, which comprises a gasification furnace body and a conveying cylinder, wherein a plasma torch is arranged in the middle of the gasification furnace body, a driven shaft is rotatably arranged in the conveying cylinder, a packing auger is fixedly arranged on the driven shaft, and a feed hopper is fixedly arranged at one end, far away from the gasification furnace body, of the upper side of the conveying cylinder; feeder hopper middle part fixed mounting has the baffle, the inside rotation of feeder hopper installs two sets of pivots, and is two sets of the pivot sets up about the baffle symmetry, fixed mounting has a plurality of groups blade in the pivot, and is two sets of pivot one end all runs through the feeder hopper and respectively fixed mounting have gear wheel and pinion, the meshing is connected between gear wheel and the pinion. The two groups of rotating shafts have different rotating speeds and constant rotating speed ratio, the feeding speed of the fly ash and the bottom slag can be quantitatively controlled, the bottom slag and the fly ash are uniformly mixed through the rotation of the packing auger, and meanwhile, the quantitative feeding is controlled.
Description
The technical field is as follows:
the utility model relates to the technical field of hazardous waste incineration, in particular to a plasma gasification furnace.
Background art:
plasma Gasification (PLGA), refers to a latest technology for gasifying semi-coke in a Plasma Gasification furnace by using a Plasma technology. The plasma arc generated by the plasma igniter is used for manufacturing a high-energy thermal environment, and a plasma gasifying agent with a proper proportion is introduced to enable the semi-coke to generate a series of complex chemical reactions in the thermal environment in a plasma active state so as to generate combustible gas with H2 and CO as main components. The whole gasification process needs four devices of a steam plasma generator, an oxygen plasma generator, a plasma point torch and a plasma gasification furnace to work together, wherein, the semi coke is fully dried in the dry distillation section and enters the gasification section, the fiery semi coke is fully reacted with a plasma gasification agent (generated by the steam plasma generator) in the gasification section to generate fuel gas, and the generated ash is discharged from the bottom of the furnace body.
When the existing plasma gasification furnace is used, the conventional method is to mix the fly ash and the bottom slag, and then add the mixture into a hopper, or simultaneously add the mixture into one hopper. Although this method is simple and convenient, the amount of the mixed material is large, and it is difficult to precisely control the feeding rate. And the feeding ratio between the fly ash and the bottom slag can not be adjusted, and once the materials are mixed, the feeding ratio can not be changed, so that the operation of the plasma gasification furnace is inconvenient.
The utility model has the following contents:
in view of the problems in the prior art, the utility model aims to provide a plasma gasification furnace.
The technical problem to be solved by the utility model is realized by adopting the following technical scheme: a plasma gasification furnace comprises a gasification furnace body and a conveying cylinder, wherein a plasma torch is arranged in the middle of the gasification furnace body, the top of the gasification furnace body is communicated with a flue gas pipeline, the bottom of the gasification furnace body is provided with a slag discharge port, the conveying cylinder is fixedly arranged on one side of the gasification furnace body, an output port is communicated with the inside of the gasification furnace body, a driven shaft is rotatably arranged in the conveying cylinder, an auger is fixedly arranged on the driven shaft, one end, far away from the gasification furnace body, of the upper side of the conveying cylinder is fixedly provided with a feed hopper, and the bottom of the feed hopper is communicated with the conveying cylinder;
the automatic feeding device comprises a feeding hopper, a baffle plate, two groups of rotating shafts, a plurality of groups of blades, a large gear and a small gear, wherein the baffle plate is fixedly arranged in the middle of the feeding hopper;
the utility model discloses a grinding machine, including feeder hopper, driving shaft, conveyer drum, and conveyer drum, and conveyer drum, and conveyer drum, and conveyer drum, and conveyer drum.
Preferably, the inside fixed mounting of feeder hopper has the filter screen, the filter screen is located the driving shaft downside.
Preferably, the distance between the upper side of the filter screen and the bottom side of the driving shaft is greater than the length of the crushing blade.
Preferably, a cooling box is sleeved at one end, close to the gasification furnace body, of the conveying cylinder, the cross section of the cooling box is in a circular ring shape, cooling water is filled in the cooling box, the bottom of the cooling box is communicated with a water outlet pipe, and the top of the cooling box is communicated with a water inlet pipe.
Preferably, the bottom of the gasification furnace body is designed to be inclined inwards, and the slag discharge port is in a straight cylinder shape.
The utility model has the beneficial effects that:
the utility model divides the feed hopper into two independent feeding areas by installing a partition plate in the feed hopper, can respectively put fly ash and bottom slag into different feeding areas, drives one group of rotating shafts to rotate through a second motor, drives two groups of rotating shafts to rotate under the meshing transmission action of a small gear and a large gear so as to drive blades to rotate and control blanking, has different rotating speeds and constant rotating speed ratio, can quantitatively control the feeding speed of the fly ash and the bottom slag, drives a crushing blade to rotate through a driving shaft so that the bottom slag can be completely crushed and can be fully mixed with the fly ash, drives a driven shaft to rotate through the transmission action among a small belt wheel, a belt and a large belt wheel, enables the bottom slag and the fly ash to be uniformly mixed through the rotation of a packing auger, and simultaneously controls quantitative feeding.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the hopper of the present invention;
FIG. 3 is a schematic top view of the feed hopper of the present invention;
FIG. 4 is a schematic view of the internal structure of the cooling box according to the present invention;
wherein: 1. a gasification furnace body; 101. a slag discharge port; 2. a plasma torch; 3. a flue gas duct; 4. a delivery cartridge; 5. a driven shaft; 6. a packing auger; 7. a large belt pulley; 8. a feed hopper; 9. a partition plate; 10. a rotating shaft; 11. a blade; 12. a support plate; 13. a first motor; 14. a small belt pulley; 15. a crushing blade; 16. a filter screen; 17. a drive shaft; 18. a cooling tank; 19. a water outlet pipe; 20. a water inlet pipe; 21. a second motor; 22. a bull gear; 23. a pinion gear; 24. and (5) cooling the water.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.
Example 1:
as shown in fig. 1-3; a plasma gasification furnace comprises a gasification furnace body 1 and a conveying cylinder 4, wherein a plasma torch 2 is arranged in the middle of the gasification furnace body 1, the top of the gasification furnace body 1 is communicated with a flue gas pipeline 3, a slag discharge port 101 is arranged at the bottom of the gasification furnace body 1, the conveying cylinder 4 is fixedly arranged on one side of the gasification furnace body 1, an output port is communicated with the inside of the gasification furnace body 1, a driven shaft 5 is rotatably arranged in the conveying cylinder 4, an auger 6 is fixedly arranged on the driven shaft 5, a feeding hopper 8 is fixedly arranged at one end, far away from the gasification furnace body 1, of the upper side of the conveying cylinder 4, and the bottom of the feeding hopper 8 is communicated with the conveying cylinder 4;
a partition plate 9 is fixedly installed in the middle of the feed hopper 8, two groups of rotating shafts 10 are rotatably installed inside the feed hopper 8, the two groups of rotating shafts 10 are symmetrically arranged about the partition plate 9, a plurality of groups of blades 11 are fixedly installed on the rotating shafts 10, one ends of the two groups of rotating shafts 10 penetrate through the feed hopper 8 and are respectively and fixedly provided with a large gear 22 and a small gear 23, the large gear 22 and the small gear 23 are meshed and connected, and the other end of one group of rotating shafts 10 penetrates through the feed hopper 8 and is fixedly connected with an output shaft of a second motor 21 fixedly installed on the side wall of the feed hopper 8;
the inside rotation of feeder hopper 8 installs driving shaft 17, fixed mounting has crushing blade 15 on driving shaft 17, driving shaft 17 and driven shaft 5 parallel arrangement, 4 upside fixed mounting of conveying cylinder have backup pad 12, 12 one side fixed mounting of backup pad has first motor 13, the output shaft rigid coupling of feeder hopper 8 and first motor 13 is run through to driving shaft 17 one end, the driving shaft 17 other end runs through feeder hopper 8 fixed mounting and has little band pulley 14, 5 one end of driven shaft runs through conveying cylinder 4 fixed mounting and has big band pulley 7, be connected through belt drive between big band pulley 7 and the little band pulley 14.
Specifically, divide into two independent feeding regions with feeder hopper 8 through at feeder hopper 8 internally mounted baffle 9, can drop into different feeding regions respectively with flying dust and end sediment, it is rotatory to drive one of them a set of pivot 10 through second motor 21, two sets of pivot 10 are rotatory under the meshing drive effect of pinion 23 and gear wheel 22, and then drive blade 11 and rotate, the control unloading, two sets of pivot 10 have different rotational speeds and the rotational ratio is invariable, can the quantitative control flying dust and the feeding rate of end sediment, it can be thoroughly mixed with the flying dust intensive mixing to drive crushing blade 15 rotation through driving shaft 17, drive driven shaft 5 through the drive between belt and the big band pulley 7 and rotate, make end sediment and flying dust misce through the rotation of auger 6, the quantitative feeding of simultaneous control.
The inside fixed mounting of feeder hopper 8 has filter screen 16, filter screen 16 is located driving shaft 17 downside, uses with smashing 15 cooperations of blade and is favorable to carrying out the careful processing of homogenization to the end sediment, is favorable to the work of gasifier to go on.
The distance between the upper side of the filter screen 16 and the bottom side of the driving shaft 17 is larger than the length of the crushing blade 15, so that the crushing blade 15 is effectively prevented from contacting with the filter screen 16, and parts are prevented from being damaged.
The bottom of the gasification furnace body 1 is designed to be inclined inwards, and the slag discharge port 101 is in a straight cylinder shape.
Example 2:
on the basis of embodiment 1, the same parts are not described again, as shown in fig. 1-4; the cooling box 18 is sleeved at one end, close to the gasification furnace body 1, of the conveying cylinder 4, the section of the cooling box 18 is in a circular ring shape, cooling water 24 is filled in the cooling box 18, the bottom of the cooling box 18 is communicated with a water outlet pipe 19, and the top of the cooling box 18 is communicated with a water inlet pipe 20.
The cold water is introduced into the cooling box 18 through the water inlet pipe 20, the hot water heated in the cooling box 20 can be discharged through the water outlet pipe 19, the hot water is used for domestic water, cold water circulation flowing is carried out on the cooling box 20 through a water pump (not shown in the figure), the conveying cylinder 4 can be cooled, the high temperature in the gasification furnace body 1 is prevented from damaging the conveying cylinder 4, and the service life of the device is prolonged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. A plasma gasification furnace is characterized in that: the gasification furnace comprises a gasification furnace body (1) and a conveying cylinder (4), wherein a plasma torch (2) is arranged in the middle of the gasification furnace body (1), the top of the gasification furnace body (1) is communicated with a flue gas pipeline (3), a slag discharge hole (101) is formed in the bottom of the gasification furnace body (1), the conveying cylinder (4) is fixedly installed on one side of the gasification furnace body (1), a delivery outlet is communicated with the inside of the gasification furnace body (1), a driven shaft (5) is rotatably installed in the conveying cylinder (4), a packing auger (6) is fixedly installed on the driven shaft (5), a feeding hopper (8) is fixedly installed at one end, far away from the gasification furnace body (1), of the upper side of the conveying cylinder (4), and the bottom of the feeding hopper (8) is communicated with the conveying cylinder (4);
the middle of the feed hopper (8) is fixedly provided with a partition plate (9), two groups of rotating shafts (10) are rotatably arranged in the feed hopper (8), the two groups of rotating shafts (10) are symmetrically arranged about the partition plate (9), a plurality of groups of blades (11) are fixedly arranged on the rotating shafts (10), one ends of the two groups of rotating shafts (10) penetrate through the feed hopper (8) and are respectively and fixedly provided with a gear wheel (22) and a pinion (23), the gear wheel (22) and the pinion (23) are meshed and connected, and the other end of one group of rotating shafts (10) penetrates through the feed hopper (8) and is fixedly connected with an output shaft of a second motor (21) fixedly arranged on the side wall of the feed hopper (8);
feeder hopper (8) internal rotation installs driving shaft (17), fixed mounting has crushing blade (15) on driving shaft (17), driving shaft (17) and driven shaft (5) parallel arrangement, conveying cylinder (4) upside fixed mounting has backup pad (12), backup pad (12) one side fixed mounting has first motor (13), the output shaft rigid coupling of feeder hopper (8) and first motor (13) is run through to driving shaft (17) one end, feeding hopper (8) fixed mounting is run through to driving shaft (17) other end has little band pulley (14), conveying cylinder (4) fixed mounting is run through to driven shaft (5) one end has big band pulley (7), be connected through belt drive between big band pulley (7) and little band pulley (14).
2. A plasma gasifier as claimed in claim 1, characterized in that: the filter screen (16) is fixedly arranged in the feed hopper (8), and the filter screen (16) is positioned on the lower side of the driving shaft (17).
3. A plasma gasifier as claimed in claim 2, characterized in that: the distance between the upper side of the filter screen (16) and the bottom side of the driving shaft (17) is larger than the length of the crushing blade (15).
4. A plasma gasifier as claimed in claim 1, characterized in that: the cooling box (18) is sleeved at one end, close to the gasification furnace body (1), of the conveying cylinder (4), the section of the cooling box (18) is annular, cooling water (24) is filled in the cooling box (18), the bottom of the cooling box (18) is communicated with a water outlet pipe (19), and the top of the cooling box (18) is communicated with a water inlet pipe (20).
5. A plasma gasifier as claimed in claim 1, characterized in that: the bottom of the gasification furnace body (1) is designed to be inclined inwards, and the slag discharge port (101) is in a straight cylinder shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002452.1U CN215593005U (en) | 2021-08-24 | 2021-08-24 | Plasma gasification furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002452.1U CN215593005U (en) | 2021-08-24 | 2021-08-24 | Plasma gasification furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215593005U true CN215593005U (en) | 2022-01-21 |
Family
ID=79883022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122002452.1U Expired - Fee Related CN215593005U (en) | 2021-08-24 | 2021-08-24 | Plasma gasification furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215593005U (en) |
-
2021
- 2021-08-24 CN CN202122002452.1U patent/CN215593005U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220121 |