CN217297745U - Organic solid waste molten iron bath synthesis gas vacuum deslagging device - Google Patents
Organic solid waste molten iron bath synthesis gas vacuum deslagging device Download PDFInfo
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- CN217297745U CN217297745U CN202221363823.7U CN202221363823U CN217297745U CN 217297745 U CN217297745 U CN 217297745U CN 202221363823 U CN202221363823 U CN 202221363823U CN 217297745 U CN217297745 U CN 217297745U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The utility model provides an organic solid waste molten iron bath synthesis gas vacuum slag discharging device, which comprises a gasification furnace, wherein a feeding pipe and a synthesis gas discharge pipe are arranged on the gasification furnace, molten iron liquid is filled in the gasification furnace, the vacuum slag discharging device also comprises a slag discharge pipe and a lifting device used for driving the slag discharge pipe to move up and down, the slag discharge pipe comprises a first pipe body, a second pipe body and a connecting pipe body, the lower end of the first pipe body is inserted into the gasification furnace, the second pipe body is positioned outside the gasification furnace, the upper ends of the first pipe body and the second pipe body are communicated through the connecting pipe body, the lower end of the second pipe body is lower than the lower end of the first pipe body, and an air extracting device is connected above the slag discharge pipe; the lower end pipe orifice of the second pipe body is provided with a fusible sealing plate, and a slag hopper is arranged below the second pipe body. The utility model discloses when arranging the sediment, stretch into through elevating gear drive scum pipe and melt the sediment liquid, produce the negative pressure through the vacuum pump in the scum pipe, make and melt the sediment liquid and outwards discharge through the scum pipe, whole slag discharging process labour saving and time saving can not cause the influence to normal production.
Description
Technical Field
The utility model relates to the field of energy, in particular to an organic solid waste molten iron bath synthetic gas vacuum deslagging device.
Background
Compared with the traditional process, the molten iron bath gasification is a more advanced process for converting harmful wastes into low-carbon energy in the aspect of energy utilization of organic garbage solid wastes and biomass wastes. The molten iron bath gasification is to blow organic solid waste particles into molten iron liquid at a high speed, and blow a gasification agent such as pure oxygen into the molten iron liquid for thorough treatment and conversion, so that hydrocarbon elements are converted into clean synthetic gas (carbon monoxide and hydrogen), the clean synthetic gas can be used as fuel gas and can also be used for chemical synthesis, such as preparation of natural gas by methanation and preparation of gasoline and diesel oil by Fischer-Tropsch synthesis, and most of inorganic matters are left in slag floating on the surface, thereby realizing reduction, harmless treatment and resource treatment.
The utilization of a molten pool type gasification furnace to treat organic solid wastes to generate synthesis gas or further produce hydrogen is a new energy technology at present. The molten iron liquid is held in the gasifier in advance, the organic solid waste is conveyed into the molten iron liquid in various modes, oxygen is introduced, the cracking-gasification process of the organic solid waste is completed in a liquid environment of more than 1500 ℃ all the time and is quite rapid, high-temperature rapid cracking-gasification is carried out, dioxin is not generated, heavy metals and oxides thereof (reduced) enter the iron liquid or sink to the lower layer of the iron liquid to be recovered, the whole organic solid waste disposal process only needs to introduce oxygen (carbon and oxygen are not completely combusted to be an exothermic reaction), extra reheating is not needed, and the hydrogen-rich energy is prepared by low-cost and low-carbon emission.
When the existing molten pool type gasification furnace is used for treating solid wastes of a processor and producing synthesis gas, a layer of molten slag liquid is formed above molten iron, the molten slag liquid is a product left after organic solid wastes are decomposed in a reaction, and when the molten slag liquid is accumulated to a certain thickness, slag is required to be discharged, and the molten slag liquid is discharged. The traditional slag discharging process is that a slag hole is drilled on the side face of the gasification furnace by using drilling equipment, molten slag liquid flows outwards through the slag hole, the slag hole is blocked after slag discharging is finished, or a top cover of the gasification furnace is opened, slag is removed by using a slag remover, and the molten slag liquid is fished out. The slag discharging mode is time-consuming and labor-consuming, equipment needs to be stopped during slag discharging, and production progress and efficiency are affected.
Disclosure of Invention
The invention aims to solve the problems that the existing molten pool type gasification furnace wastes time and labor during slag discharging, equipment needs to be stopped during the slag discharging process, and the production progress and efficiency are affected, and provides a vacuum slag discharging device for preparing synthesis gas by using an organic solid waste molten iron bath, which can effectively solve the problems.
The purpose of the utility model is realized through the following technical scheme: a device for discharging slag in vacuum for preparing synthesis gas by organic solid waste molten iron bath comprises a gasification furnace, wherein a feeding pipe and a synthesis gas discharge pipe are arranged on the gasification furnace, molten iron is filled in the gasification furnace, the device also comprises a slag discharge pipe and a lifting device for driving the slag discharge pipe to move up and down, the slag discharge pipe comprises a first pipe body, a second pipe body and a connecting pipe body, the lower end of the first pipe body is inserted into the gasification furnace, the second pipe body is positioned outside the gasification furnace, the upper ends of the first pipe body and the second pipe body are communicated through the connecting pipe body, the lower end of the second pipe body is lower than the lower end of the first pipe body, and an air exhaust device is connected above the slag discharge pipe; the lower end pipe orifice of the second pipe body is provided with a fusible sealing plate, and a slag hopper is arranged below the second pipe body.
Preferably, the connection pipe body is inclined downward toward one side of the second pipe body.
Preferably, the fusible sealing plate is an aluminum alloy sheet or a carbon steel sheet.
Preferably, the air extractor comprises a vacuum pump connected with the slag discharge pipe, and a pneumatic valve is arranged between the vacuum pump and the slag discharge pipe.
Preferably, the second pipe body is connected with the synthesis gas discharge pipe through a communication pipeline.
Preferably, the communicating pipe comprises a first communicating pipe and a second communicating pipe, one end of the first communicating pipe is connected with the second pipe, one end of the second communicating pipe is connected with the synthetic gas discharge pipe, the other end of the first communicating pipe is connected with the other end of the second communicating pipe through a metal hose, and the first communicating pipe and the second communicating pipe are respectively provided with a first water cooling device and a second water cooling device.
Preferably, the first water cooling device is a first water cooling jacket, the first water cooling jacket is sleeved outside the first communicating pipe, and a first cooling water inlet and a first cooling water outlet are formed in the first water cooling jacket; the second water cooling device is a second water cooling jacket which is sleeved on the second communicating pipe, and a second cooling water inlet and a second cooling water outlet are formed in the second water cooling jacket.
Preferably, the first communicating pipe is provided with a first valve, and the second communicating pipe is provided with a second valve.
The utility model has the advantages that: the utility model discloses when arranging the sediment, stretch into through elevating gear drive scum pipe and melt the sediment liquid, produce the negative pressure through the vacuum pump in the scum pipe, make the scum liquid outwards discharge through the scum pipe, whole slag discharging process labour saving and time saving need not to use extra equipment, and arrange sediment in-process equipment and can keep operation operating condition, can not lead to the fact the influence to normal production.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the slag discharge of the present invention.
In the figure: 101. a feeding pipe 102, a material oxygen inlet 103, a synthetic gas discharge pipe 104, a lifting device 105, a vacuum pump 106, a pneumatic valve 107, a slag discharge pipe 108, a fusible sealing plate 109, a slag bucket 110, a first cooling water inlet 111, a first cooling water outlet 112, a first water-cooling jacket 113, a first valve 114, a metal hose 115, a quick connector 116, a second valve 117, a first cooling water inlet 118, a second water-cooling jacket 119, a second cooling water outlet 120, a gasification furnace 121, molten iron liquid 122, molten slag liquid 123, a synthetic gas outlet 130, an exhaust pipeline 131 and a sealing port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
As shown in fig. 1-2, a vacuum slag discharging device for preparing synthesis gas from organic solid waste molten iron bath comprises a gasification furnace 120, wherein the gasification furnace 120 is provided with a feeding pipe 101 and a synthesis gas discharging pipe 103, the upper end of the feeding pipe 101 is provided with a material oxygen inlet 102, and oxygen and organic solid waste are fed into the gasification furnace 120 through the material oxygen inlet 102 on the feeding pipe 101. The gasification furnace 120 is filled with molten iron 121, and molten slag 122 is formed above the molten iron 121.
The gasification furnace 120 is provided with a slag discharge pipe 107 and a lifting device 104 for driving the slag discharge pipe 107 to move up and down. Wherein, the scum pipe 107 includes first body, second body, connecting pipe body, and first body, second body all set up along vertical direction. The upper ends of the first pipe body and the second pipe body are communicated through a connecting pipe body, and the connecting pipe body inclines downwards towards one side of the second pipe body. The first pipe passes through the gasification furnace 120, and the lower end of the first pipe is inserted into the gasification furnace 120. The gasification furnace 120 is provided with a sealing opening 131, the first pipe extends into the gasification furnace 120 from the sealing opening 131, and a dry sealing mechanism is arranged at the sealing opening 131, the dry sealing mechanism adopts the prior art, and is used for realizing sealing with the outer side of the first pipe, so as to prevent the synthetic gas in the gasification furnace from leaking outwards from the sealing opening 131.
The second pipe is located outside the gasification furnace 120, and the lower end of the second pipe is lower than the lower end of the first pipe. An air extractor is connected above the slag discharge pipe 107. Wherein exhaust device is vacuum pump 105, is connected with exhaust duct 130 on the vacuum pump 105, and vacuum pump 105 sets up in the top of connecting the body, and vacuum pump 105 is used for evacuating to arrange the inside negative pressure state that forms of slag pipe 107 when arranging the sediment to the slag pipe 107. An air-operated valve 106 is arranged between the vacuum pump 105 and the slag discharge pipe 107. The lower end pipe orifice of the second pipe body is provided with a fusible sealing plate 108, a slag hopper 109 is arranged below the second pipe body, and the slag hopper 109 is used for receiving the outwards discharged slag liquid. In the present application, the fusible sealing plate 108 is an aluminum alloy sheet or a carbon steel sheet. When the second pipe body is in a non-slag discharge state, the lower end pipe orifice of the second pipe body is sealed by the fusible sealing plate 108; when the slag is discharged, the flowing high-temperature molten slag liquid contacts the fusible sealing plate 108, and then the fusible sealing plate 108 is melted, so that the lower end pipe orifice of the second pipe body is automatically opened, and the molten slag liquid can flow out.
The lifting device 104 comprises two vertically arranged lifting oil cylinders, one ends of the two lifting oil cylinders are fixed, the other ends of the two lifting oil cylinders are connected with a lifting plate, the vacuum pump 105 is installed on the lifting plate and drives the lifting plate to move up and down through the two lifting oil cylinders, and then the vacuum pump and the deslagging pipe are driven to move up and down, so that the deslagging pipe 107 is lifted up and down.
Furthermore, the second pipe body is connected with the synthesis gas discharge pipe through a communication pipeline. Specifically, the communicating pipe includes first communicating pipe, second communicating pipe, and the second body is connected to the one end of first communicating pipe, and the synthetic gas eduction tube is connected to the one end of second communicating pipe, links to each other through metal collapsible tube 114 between the other end of first communicating pipe and the other end of second communicating pipe, is equipped with first water cooling plant and second water cooling plant on first communicating pipe and the second communicating pipe respectively. The first communicating pipe is provided with a first valve 113, and the second communicating pipe is provided with a second valve 116. One end of the metal hose 114 is connected to the second connection pipe through a quick coupling 115.
The first water cooling device is a first water cooling jacket 112, the first water cooling jacket 112 is sleeved outside the first communicating pipe, the first water cooling jacket is provided with a first cooling water inlet 110 and a first cooling water outlet 111, cooling water enters through the first cooling water inlet 110 and is discharged from the first cooling water outlet 111, and the first water cooling jacket cools gas in the first communicating pipe. The second water cooling device is a second water cooling jacket 118, the second water cooling jacket 118 is sleeved on the second communicating pipe, and the second water cooling jacket is provided with a second cooling water inlet 117 and a second cooling water outlet 119. Cooling water enters through a second cooling water inlet 117 and is discharged from a second cooling water outlet 119, and the second water-cooling jacket cools the gas in the second communication pipe.
The utility model discloses in, the gasifier is when non-row sediment state, the row's sediment pipe is in the top of slag liquid, row's sediment pipe lower extreme is higher than the liquid level of slag liquid, first valve 113 and second valve 116 are in the open mode this moment, the synthetic gas that the reaction produced is most to be discharged through synthetic gas discharge pipe 103, a small part of synthetic gas gets into in arranging the sediment pipe, and loop through first communicating pipe, metal collapsible tube and second communicating pipe, advance first water cooling plant and second water cooling plant's cooling back and synthetic gas discharge pipe 103 can with and discharge.
When slag removal is required, the operation is as follows:
1) the slag discharging pipe 107 descends under the driving of the lifting device, the lower end of a first pipe body on the slag discharging pipe extends into the slag liquid 122, the pneumatic valve 106 is opened, and the first valve 113 and the second valve 116 are closed;
2) when the vacuum pump 105 is started, the vacuum degree in the slag discharging pipe 107 is increased, the slag liquid 122 rises along the inner cavity of the first pipe body, when the slag liquid rises to the position where the upper end of the first pipe body is connected with the connecting pipe body, the slag liquid loses rising power again due to the increase of the cavity, the slag liquid flows into the second pipe body under the action of gravity and flows downwards along with the second pipe body, the high-temperature slag liquid meets the fusible sealing plate 108, the fusible sealing plate 108 is fused, the pipe orifice at the lower end of the second pipe body is opened, and the slag liquid is discharged outwards and falls into the slag hopper 109; the lower end of the second pipe body is lower than the molten slag liquid, and the molten slag liquid automatically and continuously flows outwards according to the principle of a communicating vessel to finish automatic slag discharge.
The utility model discloses when arranging the sediment, stretch into through elevating gear drive scum pipe and melt the sediment liquid, produce the negative pressure through the vacuum pump in the scum pipe, make and dissolve the sediment liquid and outwards discharge through the scum pipe, whole slag discharging process labour saving and time saving need not to use extra equipment, and arrange sediment in-process equipment and can keep operation operating condition, can not cause the influence to normal production.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides an organic solid useless molten iron bath system synthetic gas vacuum slag discharging device, including gasifier (120), be provided with inlet pipe (101) and synthetic gas discharge pipe (103) on gasifier (120), be equipped with molten iron liquid (121) in gasifier (120), a serial communication port, still include slag discharging pipe (107), be used for driving slag discharging pipe (107) elevating gear (104) that reciprocate, slag discharging pipe (107) include first body, second body, connecting tube body, the lower extreme of first body inserts in gasifier (120), the second body is located gasifier (120), communicate through connecting tube body between the upper end of first body and second body, the lower extreme of second body is less than the lower extreme of first body, the top of slag discharging pipe (107) is connected with air exhaust device; a fusible sealing plate (108) is arranged at the lower end pipe orifice of the second pipe body, and a slag hopper (109) is arranged below the second pipe body.
2. The vacuum extractor for the synthesis gas from the organic solid waste molten iron bath as set forth in claim 1, wherein the connecting pipe body is inclined downward toward the second pipe body.
3. The vacuum deslagging device for synthesis gas production by molten iron bath using organic solid wastes according to claim 1, wherein the fusible sealing plate (108) is an aluminum alloy thin plate or a carbon steel thin plate.
4. The device for discharging the synthesis gas vacuum from the organic solid waste molten iron bath according to claim 1, wherein the air pumping device comprises a vacuum pump (105) connected to the slag discharge pipe, and a pneumatic valve (106) is arranged between the vacuum pump (105) and the slag discharge pipe (107).
5. The vacuum slag discharge device for synthesis gas produced by molten iron bath containing organic solid wastes according to any one of claims 1 to 4, characterized in that the second pipe body is connected with the synthesis gas discharge pipe (103) through a communication pipeline.
6. The vacuum slag discharge device for synthesis gas produced by smelting iron bath with solid organic wastes according to claim 5, wherein the communicating pipe comprises a first communicating pipe and a second communicating pipe, one end of the first communicating pipe is connected with the second pipe, one end of the second communicating pipe is connected with the synthesis gas discharge pipe, the other end of the first communicating pipe is connected with the other end of the second communicating pipe through a metal hose (114), and the first communicating pipe and the second communicating pipe are respectively provided with a first water cooling device and a second water cooling device.
7. The vacuum slag discharge device for the synthesis gas prepared by the organic solid waste molten iron bath according to claim 6, wherein the first water cooling device is a first water cooling jacket (112), the first water cooling jacket (112) is sleeved outside the first communicating pipe, and the first water cooling jacket (112) is provided with a first cooling water inlet (110) and a first cooling water outlet (111); the second water cooling device is a second water cooling jacket (118), the second water cooling jacket (118) is sleeved on the second communicating pipe, and a second cooling water inlet (117) and a second cooling water outlet (119) are formed in the second water cooling jacket (118).
8. The vacuum slag discharge device for synthesis gas production by molten iron bath of organic solid wastes according to claim 6, wherein the first communicating pipe is provided with a first valve (113), and the second communicating pipe is provided with a second valve (116).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221363823.7U CN217297745U (en) | 2022-05-27 | 2022-05-27 | Organic solid waste molten iron bath synthesis gas vacuum deslagging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221363823.7U CN217297745U (en) | 2022-05-27 | 2022-05-27 | Organic solid waste molten iron bath synthesis gas vacuum deslagging device |
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| Publication Number | Publication Date |
|---|---|
| CN217297745U true CN217297745U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221363823.7U Active CN217297745U (en) | 2022-05-27 | 2022-05-27 | Organic solid waste molten iron bath synthesis gas vacuum deslagging device |
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| CN (1) | CN217297745U (en) |
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- 2022-05-27 CN CN202221363823.7U patent/CN217297745U/en active Active
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