CN111394134A - Novel gasifier slag discharging device - Google Patents
Novel gasifier slag discharging device Download PDFInfo
- Publication number
- CN111394134A CN111394134A CN201910511096.0A CN201910511096A CN111394134A CN 111394134 A CN111394134 A CN 111394134A CN 201910511096 A CN201910511096 A CN 201910511096A CN 111394134 A CN111394134 A CN 111394134A
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- CN
- China
- Prior art keywords
- grate
- ash
- storage bin
- knife
- slag
- Prior art date
- 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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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/22—Arrangements or dispositions of valves or flues
- C10J3/24—Arrangements or dispositions of valves or flues to permit flow of gases or vapours other than upwardly through the fuel bed
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/34—Grates; Mechanical ash-removing devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention relates to a novel gasification furnace slag discharging device, which belongs to the technical field of gasification furnaces and comprises a slag breaking ash knife, a grate device, a storage bin and a spiral conveyer, wherein the slag breaking ash knife is arranged in a furnace body from top to bottom, the slag breaking ash knife is uniformly arranged on a supporting and mounting plate, one end of the supporting and mounting plate is provided with a transmission device, one end of the transmission device is connected with the slag breaking ash knife through the supporting and mounting plate, the other end of the transmission device is provided with a motor which is electrically connected, the upper end of the storage bin is fixedly connected with the furnace body, the lower end of the storage bin is fixedly connected with the spiral conveyer, the storage bin is internally provided with an air supply pipeline which penetrates through the side wall of the storage bin and the side wall of the furnace body, the air outlet of the air supply pipeline is positioned at the circle center below the grate device, the spiral conveyer penetrates through, the slag discharging efficiency is improved; sufficient combustion is effectively ensured through the air supply pipeline, so that the gasification efficiency is improved.
Description
Technical Field
The invention relates to a novel gasifier slag discharging device, and belongs to the technical field of gasifiers.
Background
At present, the existing gasification furnaces mainly have the following problems: because the pagoda-shaped fire grate is deviated from the central line for a certain distance when being installed, and the pagoda-shaped fire grate transversely supplies air, the air is in a deviation state when flowing out of the fire grate holes, so that the air quantity difference between the middle position and the peripheral position is large, the air supply is not uniform, the deviation burning is caused, after the long-time operation, the height of an oxide layer in the gasification furnace is inconsistent, the gasification efficiency is reduced, and the service life of the fire grate is prolonged; insufficient combustion, blockage of the grate by large blocks of ash slag and low slag discharging rate.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a novel gasification furnace slag discharging device.
The technical scheme for solving the technical problems is as follows:
the utility model provides a novel gasifier slag discharging device, is including installing at the inside broken sediment ash sword, the fire grate device from top to bottom of furnace body, storing storehouse and auger delivery ware, broken sediment ash sword is evenly installed and is being supported the mounting panel, supports that the mounting panel serves and is equipped with transmission, and transmission one end is equipped with the motor of electricity on being connected, the other end through supporting the mounting panel and being connected with broken sediment ash sword, store storehouse upper end and furnace body fixed connection, lower extreme and auger delivery ware fixed connection, store and be equipped with the air supply pipeline who runs through and store storehouse lateral wall and furnace body lateral wall in the storehouse, and the air supply pipeline gas outlet is located the centre of a circle department of fire grate device below, auger delivery ware runs through the furnace body lateral wall, and auger delivery ware inner is equipped.
The transmission device comprises a worm wheel and a worm which are movably connected, and the worm drives the worm wheel to rotate through a motor.
And a speed reducer is arranged between the worm and the motor.
The fire grate device comprises a fixed fire grate fixedly arranged on the furnace body, a floating fire grate movably connected is arranged below the fixed fire grate, and the floating fire grate is positioned between the fixed fire grate and the storage bin.
The floating grate comprises a support rod, a support plate and a locking nut, the upper end of the support rod is fixedly connected with the floating grate, the lower end of the support rod penetrates through the support plate to be connected with the locking nut, the support rod is movably connected with the support plate, and a spring is arranged between the support plate and the floating grate.
The ash breaking knife comprises an upper ash knife and a lower ash knife, the upper ash knife is uniformly and fixedly mounted on the upper surface of the supporting and mounting plate, and the lower ash knife is uniformly and fixedly mounted on the lower surface of the supporting and mounting plate.
The upper lime cutter and the lower lime cutter are both provided with blades, and rib plates are uniformly arranged on the blades.
The ash feeding knife comprises six ash feeding knives, each ash feeding knife is fixedly connected with two blades which form an included angle of 40 degrees, and the direction of the knife edge is consistent with the rotating direction of the ash breaking knife.
The ash discharging knife has thirteen handles, and the knife edge direction forms an included angle of 60 degrees with the horizontal line.
Be equipped with five air outlets on the gas outlet of air supply pipeline, one of them is located the centre of a circle department, and other four are located the gas outlet and store between the storehouse inside wall, and the contained angle between the air outlet of adjacent two is 90.
Compared with the prior art, the invention has the beneficial effects that: the ash breaking knife is driven by the transmission device to rotate to break ash slag burnt by semi-coke, the ash slag falls into the storage bin through the grate device, and then the ash slag is discharged from the slag outlet through the screw conveyor, so that the accumulation of the ash slag is effectively avoided, and the slag discharging efficiency is greatly improved; the grate device adopts the structure of fixed grate and floating grate, effectively avoids the lime-ash to block up the appearance of problem, through the perpendicular ascending air supply mode of air supply pipeline, the effectual air supply volume of having guaranteed is more even for burning is more abundant in the furnace body, thereby has improved gasification efficiency.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is an enlarged view of the structure B of the present invention.
Fig. 3 is a top view of the structure of the present invention.
FIG. 4 is a front view of the structure of the cinder breaking knife of the present invention.
FIG. 5 is a top view of the ash-breaking knife structure of the present invention.
FIG. 6 is a view of the ash knife structure A of the present invention.
In the figure, 1, a furnace body; 2. a transmission device; 21. a worm gear; 22. a worm; 3. a grate device; 31. fixing a fire grate; 32. a floating grate; 33. a support bar; 34. a spring; 35. a support plate; 36. locking the nut; 4. a slag breaking lime cutter; 41. feeding a plaster cutter; 42. a lime feeding knife; 43. a rib plate; 44. a blade; 5. an air supply duct; 6. a screw conveyor; 7. a slag outlet; 8. a storage bin; 9. a speed reducer; 10. a motor; 11. supporting the mounting plate.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in figure 1, the novel gasification furnace slag discharging device comprises a slag breaking ash knife 4, a grate device 3, a storage bin 8 and a screw conveyor 6 which are arranged inside a furnace body 1 from top to bottom, the slag breaking ash knives 4 are uniformly arranged on the supporting and mounting plate 11, one end of the supporting and mounting plate 11 is provided with a transmission device 2, one end of the transmission device 2 is connected with the slag breaking ash knives 4 through the supporting and mounting plate 11, the other end is provided with a motor 10 which is electrically connected, the upper end of the storage bin 8 is fixedly connected with the furnace body 1, the lower end of the storage bin 8 is fixedly connected with the screw conveyor 6, an air supply pipeline 5 penetrating through the side wall of the storage bin 8 and the side wall of the furnace body 1 is arranged in the storage bin 8, the air outlet of the air supply pipeline 5 is positioned at the circle center below the grate device 3, the screw conveyor 6 penetrates through the side wall of the furnace body 1, the inner end of the screw conveyor 6 is fixedly connected with the lower end of the storage bin 8, and the outer end of the screw conveyor is provided with a slag outlet 7. The driving device 2 drives the slag breaking ash knife 4 to be combined with the grate device 3, so that the problem that the grate is blocked by large ash slag is effectively solved, and the slag discharging rate is improved; through the effectual horizontal air supply of solving of air supply pipeline 5, the air is in the problem of bias flow when flowing out from the grate hole, has guaranteed that blue charcoal fully burns up to the rate of gasification and the life of grate have been promoted.
As shown in fig. 1 and 3, the transmission 2 includes a worm wheel 21 and a worm 22 movably connected to each other, and the worm 22 drives the worm wheel 21 to rotate through the motor 10.
As shown in fig. 3, a speed reducer 9 is provided between the worm 22 and the motor 10. The motor 10 adopts a variable frequency motor combined with the speed reducer 9, and can effectively control the rotating speed of the slag breaking lime cutter 4 according to actual conditions.
As shown in fig. 1 to 2, the grate assembly comprises a fixed grate 31 fixedly installed on the furnace body 1, a movably connected floating grate 32 is arranged below the fixed grate 31, and the floating grate 32 is located between the fixed grate 31 and the storage bin 8. The problem of clogging of the grate by large ash lumps is effectively avoided by the stationary grate 31 and the floating grate 32.
As shown in fig. 1 to 2, the floating grate 32 comprises a support rod 33, a support plate 35 and a locking nut 36, wherein the upper end of the support rod 33 is fixedly connected with the floating grate 32, the lower end of the support rod 33 penetrates through the support plate 35 and is connected with the locking nut 36, the support rod 33 is movably connected with the support plate 35, and a spring 34 is arranged between the support plate 35 and the floating grate 32.
As shown in fig. 4, the cinder breaking knife 4 includes an upper cinder knife 41 and a lower cinder knife 42, the upper cinder knife 41 is uniformly and fixedly mounted on the upper surface of the supporting and mounting plate 11, and the lower cinder knife 42 is uniformly and fixedly mounted on the lower surface of the supporting and mounting plate 11.
As shown in fig. 4 and 5, the upper putty knife 41 and the lower putty knife 42 are both provided with blades 44, and rib plates 43 are uniformly arranged on the blades 44.
As shown in fig. 4 and 5, the ash removing knife 41 has six handles, each ash removing knife 41 is fixedly connected by two blades 44 which form an included angle of 40 degrees with each other, and the direction of the blade edge is consistent with the rotation direction of the ash breaking knife 4.
As shown in fig. 6, the number of the ash discharging knives 42 is thirteen, and the directions of the knife edges form an included angle of 60 degrees with the horizontal line.
As shown in fig. 1, five air outlets are arranged on the air outlet of the air supply duct 5, one of the air outlets is located at the center of a circle, the other four air outlets are located between the air outlet and the inner side wall of the storage bin 8, and the included angle between every two adjacent air outlets is 90 °.
When the ash crusher works, the motor 10 drives the transmission device 2 to move, the transmission device 2 drives the ash breaking knife 4 to rotate to break ash residues burnt by blue charcoal, the ash residues fall into the storage bin 8 through the grate device 3, then the ash residues are discharged from the slag outlet 7 through the screw conveyor 6, the air output of the air supply pipeline 5 is in direct proportion to the burning degree of the blue charcoal, the transmission device 2 adopts the combination of the turbine 21 and the worm 22, the motor 10 drives the worm 22 to rotate, the worm 22 drives the turbine 21 to rotate, the turbine 21 drives the ash breaking knife 4 to rotate, the ash breaking knife 4 adopts a combined structure of an upper ash knife and a lower ash knife and is arranged according to a certain angle, in the rotating process of the ash knives, the upper ash knife 41 breaks large ash residues, the lower ash knife 42 extrudes the ash residues to enable the floating grate 32 to move downwards, the gap between the fixed grate 31 and the floating grate 32 is enlarged, when the ash residues smoothly pass through the floating grate 32, under the action of the spring 34, the floating grate 32 restores to the initial position, the ash discharging knife 42 is matched with the fixed grate 31 and the floating grate 32, ash with corresponding strength is crushed through the force of the spring 34, the strength of the crushed slag is determined by adjusting the elasticity of the spring 34, when the ash is too hard, the floating grate 32 sinks to discharge the whole slag, and finally the ash smoothly falls into the storage bin 8, so that the accumulation of the ash is avoided, and the slag discharging efficiency is greatly improved; the grate device 3 adopts the structural design of the fixed grate 31 and the floating grate 32, the grate gap is automatically adjusted according to the ash slag size, the problem of ash slag blockage is effectively avoided, the air supply mode is changed into a vertical upward vertical air supply mode, the air supply amount is more uniform, the combustion in the furnace body 1 is more sufficient, and the gasification efficiency is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a novel gasifier slag discharging device which characterized in that: comprises a slag breaking ash knife (4), a grate device (3), a storage bin (8) and a screw conveyer (6) which are arranged inside a furnace body (1) from top to bottom, wherein the slag breaking ash knife (4) is uniformly arranged on a supporting mounting plate (11), one end of the supporting mounting plate (11) is provided with a transmission device (2), one end of the transmission device (2) is connected with the slag breaking ash knife (4) through the supporting mounting plate (11), the other end of the transmission device is provided with an electrically connected motor (10), the upper end of the storage bin (8) is fixedly connected with the furnace body (1), the lower end of the storage bin is fixedly connected with the screw conveyer (6), an air supply pipeline (5) which penetrates through the side wall of the storage bin (8) and the side wall of the furnace body (1) is arranged in the storage bin (8), the air outlet of the air supply pipeline (5) is positioned at the circle center below the grate device (, the inner end of the screw conveyor (6) is fixedly connected with the lower end of the storage bin (8), and the outer end is provided with a slag outlet (7).
2. The novel gasifier slag tapping device of claim 1, characterized in that: the transmission device (2) comprises a worm wheel (21) and a worm (22) which are movably connected, and the worm (22) drives the worm wheel (21) to rotate through a motor (10).
3. The novel gasifier slag tapping device of claim 2, characterized in that: a speed reducer (9) is arranged between the worm (22) and the motor (10).
4. The novel gasifier slag tapping device of claim 1, characterized in that: the fire grate device (3) comprises a fixed fire grate (31) fixedly arranged on the furnace body (1), a floating fire grate (32) movably connected is arranged below the fixed fire grate (31), and the floating fire grate (32) is positioned between the fixed fire grate (31) and the storage bin (8).
5. The novel gasifier slag tapping device of claim 4, characterized in that: the floating grate (32) comprises a support rod (33), a support plate (35) and a locking nut (36), the upper end of the support rod (33) is fixedly connected with the floating grate (32), the lower end of the support rod penetrates through the support plate (35) to be connected with the locking nut (36), the support rod (33) is movably connected with the support plate (35), and a spring (34) is arranged between the support plate (35) and the floating grate (32).
6. The novel gasifier slag tapping device of claim 1, characterized in that: the slag breaking lime cutter (4) comprises an upper lime cutter (41) and a lower lime cutter (42), the upper lime cutter (41) is uniformly and fixedly installed on the upper surface of the supporting and installing plate (11), and the lower lime cutter (42) is uniformly and fixedly installed on the lower surface of the supporting and installing plate (11).
7. The novel gasifier slag tapping device of claim 6, characterized in that: the upper lime cutter (41) and the lower lime cutter (42) are both provided with blades (44), and rib plates (43) are uniformly arranged on the blades (44).
8. The novel gasifier slag tapping device of claim 7, characterized in that: the ash feeding knife (41) comprises six blades, each ash feeding knife (41) is fixedly connected with two blades (44) which form an included angle of 40 degrees, and the direction of the blade is consistent with the rotating direction of the ash breaking knife (4).
9. The novel gasifier slag tapping device of claim 7, characterized in that: the number of the ash discharging knives (42) is thirteen, and the direction of the knife edge forms an included angle of 60 degrees with the horizontal line.
10. The novel gasifier slag tapping device of claim 1, characterized in that: be equipped with five air outlets on the gas outlet of air feed pipeline (5), one of them is located the centre of a circle department, and other four are located the gas outlet and store between storehouse (8) inside wall, and the contained angle between the air outlet of adjacent two is 90.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910511096.0A CN111394134A (en) | 2019-06-13 | 2019-06-13 | Novel gasifier slag discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910511096.0A CN111394134A (en) | 2019-06-13 | 2019-06-13 | Novel gasifier slag discharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111394134A true CN111394134A (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910511096.0A Pending CN111394134A (en) | 2019-06-13 | 2019-06-13 | Novel gasifier slag discharging device |
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| Country | Link |
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| CN (1) | CN111394134A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555789A (en) * | 2020-11-13 | 2021-03-26 | 内蒙古万众炜业科技环保股份公司 | Blue charcoal intelligence steam boiler |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201497373U (en) * | 2009-08-03 | 2010-06-02 | 张广林 | Double-layer movable furnace discharging device |
| CN202022896U (en) * | 2011-03-30 | 2011-11-02 | 云南省烟草公司临沧市公司 | Gasification furnace |
| CN202754960U (en) * | 2012-08-29 | 2013-02-27 | 凌海市新源生物颗粒有限公司 | Biomass gas furnace |
| CN204198694U (en) * | 2014-01-03 | 2015-03-11 | 黄德夫 | A kind of simple stationary gas producer |
| CN205836057U (en) * | 2016-07-05 | 2016-12-28 | 江苏华伦化工有限公司 | Novel improved squeezer |
| CN207768073U (en) * | 2017-07-18 | 2018-08-28 | 深圳市联创三金电器有限公司 | A kind of slag tap control device and its Normal juice machine based on Normal juice machine |
-
2019
- 2019-06-13 CN CN201910511096.0A patent/CN111394134A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201497373U (en) * | 2009-08-03 | 2010-06-02 | 张广林 | Double-layer movable furnace discharging device |
| CN202022896U (en) * | 2011-03-30 | 2011-11-02 | 云南省烟草公司临沧市公司 | Gasification furnace |
| CN202754960U (en) * | 2012-08-29 | 2013-02-27 | 凌海市新源生物颗粒有限公司 | Biomass gas furnace |
| CN204198694U (en) * | 2014-01-03 | 2015-03-11 | 黄德夫 | A kind of simple stationary gas producer |
| CN205836057U (en) * | 2016-07-05 | 2016-12-28 | 江苏华伦化工有限公司 | Novel improved squeezer |
| CN207768073U (en) * | 2017-07-18 | 2018-08-28 | 深圳市联创三金电器有限公司 | A kind of slag tap control device and its Normal juice machine based on Normal juice machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555789A (en) * | 2020-11-13 | 2021-03-26 | 内蒙古万众炜业科技环保股份公司 | Blue charcoal intelligence steam boiler |
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Application publication date: 20200710 |