CN105802671A - Comb type ash removal device of gasifier - Google Patents
Comb type ash removal device of gasifier Download PDFInfo
- Publication number
- CN105802671A CN105802671A CN201610205946.0A CN201610205946A CN105802671A CN 105802671 A CN105802671 A CN 105802671A CN 201610205946 A CN201610205946 A CN 201610205946A CN 105802671 A CN105802671 A CN 105802671A
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- China
- Prior art keywords
- tooth
- comb
- gasification furnace
- travelling oven
- handling equipment
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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
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention relates to a comb type ash removal device of a gasifier. The comb type ash removal device comprises a casing, an ash scraping device and a driving device, wherein the casing comprises a base part arranged in the gasifier and an extension part arranged outside the gasifier; the ash scraping device comprises a fixed furnace tooth arranged in the casing and a movable furnace tooth capable of generating relative motion with the fixed furnace tooth; the driving device is arranged at the extension part and used for driving the movable furnace tooth to reciprocate relative to the fixed furnace tooth. The comb type ash removal device of the gasifier is simple in structure, reliable in work and durable, and each assembly workpiece has low operation loss and long service life.
Description
Technical field
The present invention relates to boiler ash removal device technique field, be specifically related to a kind of comb-tooth-type gasification furnace ash handling equipment.
Background technology
Gasification furnace usually can accumulate substantial amounts of ashes in the course of the work; ashes can drop to gasification furnace bottom and pile up; the ashes piled up can destroy the running of gasification furnace internal mechanical structure and reduce lubricant effect; serious affects the properly functioning of gasification furnace work, and therefore the automatic ash eliminator of gasification furnace has a very important role.
But existing ash handling equipment is difficult to meet needs, this is because the high temperature in gasification furnace body of heater, chemical erosion and lime-ash environment can be serious reduce metal material mechanical property, and make the friction pair of mechanical component to lubricate, so that working environment extreme degradation, the serious operation hindering mechanical ashing device, and heat-resisting and corrosion resistant so-called Materials with High Strength such as high-strength steel, heat-resisting rich chromium cast iron is difficult to make the part of certain precision because of not easily machining, cause that the ash handling equipment loss of routine is big, life-span is short, the scorching hot air-flow that particularly trans (downdraft) fixed-bed gasification furnace produces is from top to bottom through furnace interior, nominal situation lower furnace body interior zone temperature is caused to reach 450 to 650 DEG C, special operation condition is up to 750 DEG C, higher than usual temperature in furnace, further reduce the service life of ash handling equipment.Once had in the industry and adopt the boiler tube of internal water cooling to make arrangement revolving burner tooth ash handling equipment, adopt the boiler tube rotated as ashes cleaning plant, in boiler tube, pass into cooling water-cooled but simultaneously, prevent boiler tube from deforming under long-time high temperature operation, bending, but this device not only structure complexity involves great expense, and assembly also cannot keep high intensity to operate for a long time under internal and external temperature temperature difference, at high temperature still can be deformed and distort, quality of fit cannot ensure, often owing to resistance is excessive, flexion torsion is even stuck, and the connecting portion of rotary components also due to the intrusion of ashes and hinder operating, at high temperature the life-span can sharply decline simultaneously, damage probability is substantially increased, and the hermetic seal of this assembly also cannot ensure, fault rate is high, using value is little；Therefore be badly in need of a kind of can in high-temperature furnace body long time running without ash handling equipment in the body of heater of the impact that is subject in body of heater the adverse circumstances such as high temperature and dust.
Summary of the invention
The invention aims to overcome the drawbacks described above existed in prior art, it is provided that a kind of comb-tooth-type gasification furnace ash handling equipment.
The comb-tooth-type gasification furnace ash handling equipment that the present invention proposes, including housing, scrapes apparatus for ash and driving device, wherein:
Described housing includes the body portion being arranged in gasification furnace and the expansion being arranged on outside gasification furnace；
Described apparatus for ash of scraping is arranged in described housing, including a stationary furnace tooth and a travelling oven tooth；
Described driving device, is arranged on described expansion, is used for driving described travelling oven tooth to move back and forth.
In technique scheme, described stationary furnace tooth includes stationary furnace tooth outer rim part, described stationary furnace tooth outer rim part is provided with several first horizontal stove tooth bars and first longitudinal stove tooth bar, the described first horizontal stove tooth bar and first longitudinal stove tooth bar and is interconnected to form several the first grid through holes.
In technique scheme, described travelling oven tooth is arranged on below described stationary furnace tooth, described travelling oven tooth includes travelling oven tooth outer rim part, described travelling oven tooth outer rim part is provided with several second horizontal stove tooth bars and second longitudinal stove tooth bar, described second horizontal stove tooth bar and second longitudinal stove tooth bar are interconnected to form the second grid, the junction of the described second horizontal stove tooth bar and second longitudinal stove tooth bar is provided with the comb of projection, described comb extends in the first grid through hole, and described travelling oven tooth outer rim part one end is provided with jack.
In technique scheme, described driving device includes power source and actuating device.
In technique scheme, described power source is motor, and described motor is connected to reductor, and the output shaft of described reductor is connected to actuating device.
In technique scheme, described actuating device includes the crank that the output shaft with reductor is connected, and described crank is connected to rocking bar by connecting rod, and the other end of described rocking bar is connected to shift lever axis, and described shift lever axis is connected to the driving lever extending in jack.
In technique scheme, described expansion is additionally provided with several and hangs foot assembly, the described foot assembly that hangs includes being fixedly installed on and hangs runners on described expansion, described hang runners is provided with hang foot watt, the described top hanging foot watt is provided with strip groove, it is provided with roller in described strip groove, it is provided with through hole bottom described strip groove, described roller and through hole are provided with suspension rod, described suspension rod is connected to the suspension rod tray for holding up travelling oven tooth outer rim part after described travelling oven tooth outer rim part, and described suspension rod is fixing with roller to be connected.
In technique scheme, the contact surface of described roller and strip groove is cambered surface.
nullThe housing of the comb-tooth-type gasification furnace ash handling equipment in the present invention includes the body portion in gasification furnace and the expansion outside gasification furnace，In housing, it is provided with stationary furnace tooth and the travelling oven tooth cleaning dust stratification that stove tooth moves back and forth can be relatively fixed，Two stove teeth carry the gravitational load of material in burner hearth jointly，Moved back and forth by the short distance of travelling oven tooth and with the shear action of stationary furnace between cog，Make the slack and undisciplined whereabouts of dust stratification layer and cut brokenly slagging scorification，The driving device that travelling oven tooth moves is driven to be arranged on the expansion outside gasification furnace，Avoid working environment severe in body of heater，Therefore loss is low，Long service life，Wherein travelling oven tooth is by the motor driving crank of body portion one end，Crank gearing to rocking bar rocks back and forth shift lever axis，Drive the driving lever inserted in the jack of travelling oven tooth one end，Reciprocating motion is passed to travelling oven tooth，Identical with suspension rod by the pendulum length and pendulum angle that arrange fork，Can the friction of driving lever and jack be also reduced to minimum；Foot assembly is hung by what setting was connected with travelling oven tooth, the travelling oven tooth that suspension rod connects is made to have certain fluctuating while moving horizontally in the vertical direction, shape is played loosening effect more than the coking lime-ash of stove space of teeth by this fluctuating, be conducive to smooth ash disposal, the roller on suspension rod being connected with travelling oven tooth and the contact surface hanging foot watt are cambered surface, when swing carries out ash disposal, the contact of two contact surfaces is approximate to be rolled, maximum possible decreases friction, without lubricant medium, and this Support Position avoids cinder pollution as much as possible.
In sum, the simple in construction of this comb-tooth-type gasification furnace ash handling equipment, reliable operation is durable, and the running loss of composition workpiece is low, long service life.
Accompanying drawing explanation
Fig. 1 is the top view of comb-tooth-type gasification furnace ash handling equipment in the present invention；
Fig. 2 is the front view of comb-tooth-type gasification furnace ash handling equipment in the present invention；
Fig. 3 is the sectional view at A-A place in Fig. 1；
Fig. 4 is the sectional view at B-B place in Fig. 1；
Fig. 5 is the structural representation of stationary furnace tooth in comb-tooth-type gasification furnace ash handling equipment；
Fig. 6 is the structural representation of travelling oven tooth in comb-tooth-type gasification furnace ash handling equipment.
The drawing reference numeral of detailed description of the invention illustrates:
1, housing；2, apparatus for ash is scraped；3, driving device；4, body portion；
401, support bar；5, expansion；6, stationary furnace tooth；
7, travelling oven tooth；8, stationary furnace tooth outer rim part；9, the first horizontal stove tooth bar；
10, first longitudinal stove tooth bar；11, the first grid through hole；
12, travelling oven tooth outer rim part；13, the second horizontal stove tooth bar；
14, second longitudinal stove tooth bar；15, comb；16, jack；17, motor；
18, reductor；181, reducer pedestal；19, crank；20, connecting rod；
21, rocking bar；22, shift lever axis；221, shift lever axis gasket seal；
23, driving lever；231, shift lever end；24, runners is hung；25, foot watt is hung；
251, strip groove；252, through hole；26, roller；27, suspension rod；
271, foot gasket seal is hung；28, suspension rod tray；29, reinforcement.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Comb-tooth-type gasification furnace ash handling equipment in the present invention, as depicted in figs. 1 and 2, including housing 1, scrapes apparatus for ash 2 and driving device 3, wherein:
Housing 1 includes the body portion 4 being arranged in gasification furnace and the expansion 5 being arranged on outside gasification furnace；
Scrape apparatus for ash 2 and be arranged in housing 1, including a stationary furnace tooth 6 with stationary furnace tooth 6, the travelling oven tooth 7 of relative motion can be produced；Stationary furnace tooth 6 is as shown in Figure 5, stationary furnace tooth outer rim part 8 including annular, stationary furnace tooth outer rim part 8 is fixedly installed in body portion 4, it is provided with support bar 401 between bottom stationary furnace tooth outer rim part 8 and body portion 4, the horizontal stove tooth bar 9 of Ariadne first being arranged in parallel and the 14 longitudinal stove tooth bars 10 of row first being arranged in parallel it are respectively arranged with in the middle of stationary furnace tooth outer rim part 8, first horizontal stove tooth bar 9 and first longitudinal stove tooth bar 10 are interconnected to form the first grid, it is separated to form the first grid through hole 11 between two adjacent first horizontal stove tooth bars 9 and two adjacent first longitudinal stove tooth bars 10；Travelling oven tooth 7 is arranged in housing 1, and it is positioned at below stationary furnace tooth 6, travelling oven tooth 7 is as shown in Figure 6, including travelling oven tooth outer rim part 12, the 16 horizontal stove tooth bars 13 of row second being arranged in parallel and the 15 longitudinal stove tooth bars 14 of row second being arranged in parallel it are provided with in the middle of travelling oven tooth outer rim part 12, second horizontal stove tooth bar 13 and second longitudinal stove tooth bar 14 are interconnected to form the second grid, it is separated to form the second grid through hole between two adjacent second horizontal stove tooth bars 13 and two adjacent second longitudinal stove tooth bars 14, the junction of the second horizontal stove tooth bar 13 and second longitudinal stove tooth bar 14 is provided with the comb 15 of projection, comb 15 extends in the first grid through hole 11, one end that travelling oven tooth outer rim part 12 is positioned at expansion 5 is provided with jack 16.
nullDriving device 3 is arranged on expansion 5，Move back and forth for driving travelling oven tooth 7 to be relatively fixed stove tooth 6，Driving device 3 is as shown in Figure 3，Including motor 17，Motor 17 is connected to reductor 18，Reductor 18 is connected on expansion 5 by reducer pedestal 181，The output shaft of reductor 18 is connected to crank 19，Crank 19 is connected to connecting rod 20 by rotating shaft，Connecting rod 20 is connected to rocking bar 21 by pitman shaft，The other end of rocking bar 21 is fixing with one end of shift lever axis 22 to be connected，Shift lever axis 22 is connected to the driving lever 23 extended in jack 16，Driving lever 23 extends to the top, one end in jack 16 and is provided with spherical shift lever end 231，The shift lever axis gasket seal 221 sealed it is provided with in shift lever axis 22，For keeping the air-tightness in the expansion 5 when shift lever axis 22 rotates；
nullExpansion 5 is additionally provided with four and hangs foot assembly，Four are hung foot assembly and are separately positioned on the corner for travelling oven tooth outer rim part 12 of slinging, the corner of expansion 5，Hang foot assembly as shown in Figure 4，Including being fixedly installed on expansion 5 hangs runners 24，Hang runners 24 is fixedly installed and hang foot watt 25，The top hanging foot watt 25 is provided with strip groove 251，Roller 26 it is provided with in strip groove 251，Through hole 252 it is provided with bottom strip groove 251，Roller 26 and through hole 252 are provided with suspension rod 27，Suspension rod 27 is connected to the suspension rod tray 28 for holding up travelling oven tooth outer rim part 12 after travelling oven tooth outer rim part 12，Suspension rod 27 is fixing with roller 26 to be connected，The upper end, junction of suspension rod 27 and roller 26 is provided with hangs foot gasket seal 271 for what seal，The contact surface of roller 26 and strip groove 251 is cambered surface，The reinforcement 29 being circular layout it is provided with bottom housing 1，The intensity of housing 1 can be strengthened.
nullWhen the present invention uses，Housing 1 is arranged on gasification furnace，Wherein the two ends up and down of body portion 4 are connected with gasification furnace sealing respectively through flange，Expansion 5 and the driving device 3 being arranged on expansion 5 are positioned at outside gasification furnace，During work，Motor 17 is rotated by reductor 18 driving crank 19，Crank 19 drivening rod 20 moves reciprocatingly，Thus driving rocking bar 21 waggle，Rocking bar 21 drives shift lever axis 22 reciprocating rotation，The driving lever 23 connected bottom shift lever axis 22 drives travelling oven tooth 7 bilateral reciprocation by inserting the shift lever end 231 in travelling oven tooth 7 side jack 16，So that travelling oven tooth 7 is relatively fixed stationary furnace tooth 6 bilateral reciprocation of setting，The protruding comb 15 being provided with on travelling oven tooth 7 moves back and forth in the first grid through hole 11 on stationary furnace tooth 6，The slagging scorification grieshoch being deposited in stationary furnace tooth 6 and travelling oven tooth 7 place is cut brokenly，And make its slack and undisciplined whereabouts，Owing to travelling oven tooth 7 surrounding is sling by suspension rod 27，The roller 26 that connect fixing with suspension rod 27 is arc with passive foot watt 25 base contact surface that hangs，When making travelling oven tooth 7 move back and forth，Roller 26 hang bottom foot watt 25 arrange strip groove 251 in rotational slide，Travelling oven tooth 7 is made to also have a slight rippling when horizontal reciprocating moves，Can help to loosen coking lime-ash，Be conducive to smooth ash disposal，Can be seen that from the work process of the present invention，The present invention is by being arranged on driving device and actuating device outside body of heater，Only by the driving lever 23 extending in expansion 5 to drive travelling oven tooth 7 and stationary furnace tooth 6 to carry out reciprocal relative movement，The lime-ash being stacked on stationary furnace tooth 6 is stirred and makes it fall，Sling travelling oven tooth 7 by four four suspension rods 27 extending into expansion 5 simultaneously，When making it move back and forth subject to less resistance，The movable dipping and heaving simultaneously realizing a little scope smoothly，Further the lime-ash piled up is cut and stirs，Convenient to ash bed cleaning，Whole system only has driving lever 23 and four suspension rods 27 to extend in expansion 5 adverse circumstances bearing in body of heater，Only need to set up gasket seal to ensure that obtain good air-tightness at shift lever axis 22 place and suspension rod 27 top，It also avoid the damage of integral device and aging simultaneously，Even if driving lever 23 and suspension rod 27 damage also it is easily exchanged，Greatly strengthen the service life of ash handling equipment，Reduce damage probability，Avoid the aging of a large amount of part and safeguard，Reduce cost，Improve work efficiency，There is highly important value.
The content not being described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (8)
1. a comb-tooth-type gasification furnace ash handling equipment, it is characterised in that: include housing (1), scrape apparatus for ash (2) and driving device (3), wherein:
Described housing (1) includes the body portion (4) being arranged in gasification furnace and the expansion (5) being arranged on outside gasification furnace；
Described apparatus for ash (2) of scraping is arranged in described housing (1), including a stationary furnace tooth (6) and a travelling oven tooth (7)；
Described driving device (3), is arranged on described expansion (5), is used for driving described travelling oven tooth (7) to move back and forth.
2. comb-tooth-type gasification furnace ash handling equipment according to claim 1, it is characterized in that: described stationary furnace tooth (6) includes stationary furnace tooth outer rim part (8), described stationary furnace tooth outer rim part (8) is provided with several first horizontal stove tooth bars (9) and first longitudinal stove tooth bar (10), the described first horizontal stove tooth bar (9) and first longitudinal stove tooth bar (10) and is interconnected to form several the first grids through hole (11).
3. comb-tooth-type gasification furnace ash handling equipment according to claim 1, it is characterized in that: described travelling oven tooth (7) is arranged on described stationary furnace tooth (6) lower section, described travelling oven tooth (7) includes travelling oven tooth outer rim part (12), described travelling oven tooth outer rim part (12) is provided with several second horizontal stove tooth bars (13) and second longitudinal stove tooth bar (14), described second horizontal stove tooth bar (13) and second longitudinal stove tooth bar (14) are interconnected to form the second grid, the junction of the described second horizontal stove tooth bar (13) and second longitudinal stove tooth bar (14) is provided with the comb (15) of projection, described comb (15) extends in the first grid through hole (11), described travelling oven tooth outer rim part (12) one end is provided with jack (16).
4. comb-tooth-type gasification furnace ash handling equipment according to claim 1, it is characterised in that: described driving device (3) includes power source and actuating device.
5. comb-tooth-type gasification furnace ash handling equipment according to claim 4, it is characterized in that: described power source is motor (17), described motor (17) is connected to reductor (18), and the output shaft of described reductor (18) is connected to actuating device.
6. comb-tooth-type gasification furnace ash handling equipment according to claim 5, it is characterized in that: described actuating device includes the crank (19) being connected with the output shaft of reductor (18), described crank (19) is connected to rocking bar (21) by connecting rod (20), the other end of described rocking bar (21) is connected to shift lever axis (22), and described shift lever axis (22) is connected to the driving lever (23) extended in jack (16).
null7. comb-tooth-type gasification furnace ash handling equipment according to claim 6，It is characterized in that: described expansion (5) is additionally provided with several and hangs foot assembly，The described foot assembly that hangs includes being fixedly installed on and hangs runners (24) on described expansion (5)，Described hang runners (24) is provided with hang foot watt (25)，The described top hanging foot watt (25) is provided with strip groove (251)，Roller (26) it is provided with in described strip groove (251)，Described strip groove (251) bottom is provided with through hole (252)，Described roller (26) and through hole (252) are provided with suspension rod (27)，Described suspension rod (27) is connected to the suspension rod tray (28) for holding up travelling oven tooth outer rim part (12) after described travelling oven tooth outer rim part (12)，Described suspension rod (27) is fixing with roller (26) to be connected.
8. comb-tooth-type gasification furnace ash handling equipment according to claim 7, it is characterised in that: the contact surface of described roller (26) and strip groove (251) is cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205946.0A CN105802671A (en) | 2016-04-05 | 2016-04-05 | Comb type ash removal device of gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205946.0A CN105802671A (en) | 2016-04-05 | 2016-04-05 | Comb type ash removal device of gasifier |
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| Publication Number | Publication Date |
|---|---|
| CN105802671A true CN105802671A (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205946.0A Pending CN105802671A (en) | 2016-04-05 | 2016-04-05 | Comb type ash removal device of gasifier |
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| CN (1) | CN105802671A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2921064B2 (en) * | 1990-08-23 | 1999-07-19 | 大同特殊鋼株式会社 | Exhaust duct dust removal device |
| CN1420320A (en) * | 2002-12-11 | 2003-05-28 | 刘毅 | Boiler |
| CN201496977U (en) * | 2009-09-27 | 2010-06-02 | 张立新 | Novel stove slag separator |
| CN201648328U (en) * | 2010-03-15 | 2010-11-24 | 湖州富升炭业有限公司 | Gasification furnace for extracting combustible gas from plant straws |
| CN203833893U (en) * | 2014-05-04 | 2014-09-17 | 河北九鼎冶金设备制造有限公司 | Bilateral hydraulic transmission ash removal system |
| CN203980256U (en) * | 2014-08-15 | 2014-12-03 | 哈尔滨森泰克再生能源技术开发有限公司 | Automatic ash-removing formula biomass-fuel gasifying combustion device |
-
2016
- 2016-04-05 CN CN201610205946.0A patent/CN105802671A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2921064B2 (en) * | 1990-08-23 | 1999-07-19 | 大同特殊鋼株式会社 | Exhaust duct dust removal device |
| CN1420320A (en) * | 2002-12-11 | 2003-05-28 | 刘毅 | Boiler |
| CN201496977U (en) * | 2009-09-27 | 2010-06-02 | 张立新 | Novel stove slag separator |
| CN201648328U (en) * | 2010-03-15 | 2010-11-24 | 湖州富升炭业有限公司 | Gasification furnace for extracting combustible gas from plant straws |
| CN203833893U (en) * | 2014-05-04 | 2014-09-17 | 河北九鼎冶金设备制造有限公司 | Bilateral hydraulic transmission ash removal system |
| CN203980256U (en) * | 2014-08-15 | 2014-12-03 | 哈尔滨森泰克再生能源技术开发有限公司 | Automatic ash-removing formula biomass-fuel gasifying combustion device |
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Application publication date: 20160727 |
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