CN102287838B - Slag removal box of heavy frame chain slag remover - Google Patents
Slag removal box of heavy frame chain slag remover Download PDFInfo
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- CN102287838B CN102287838B CN 201110224908 CN201110224908A CN102287838B CN 102287838 B CN102287838 B CN 102287838B CN 201110224908 CN201110224908 CN 201110224908 CN 201110224908 A CN201110224908 A CN 201110224908A CN 102287838 B CN102287838 B CN 102287838B
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Abstract
The invention belongs to the technical field of mechanical equipment, particularly relating to a slag removal box of a heavy frame chain slag remover. The slag removal box comprises a box body, wherein the box body comprises a box horizontal section and a box tilting section, a water compensation device is arranged on the right end face of the box horizontal section, an overflow gate valve is arranged on the right end side of the box horizontal section, the upper parts of the plates on the two sides of the box horizontal section are respectively provided with two sets of floater baffle devices, two sets of carrier roller devices and two sets of frame chain guide plates, the two sets of floater baffle devices, the two sets of carrier roller devices and the two sets of frame chain guide plates are respectively distributed at the two sides of ash holes of the boiler, and the lower parts of the plates on the two sides of the box horizontal section are respectively provided with a group of casting boards in a laying mode. The invention has the following advantages: the slag removal box can automatically feed water, automatically overflow and automatically clear away ash floater, thus the wall boards of the box can be prevented from abrasion, the labor force can be saved and the slag removal efficiency can be improved.
Description
Technical field
The invention belongs to mechanical equipment technical field, relate in particular to a kind of deslagging box of heavy frame-chain slag eliminator.
Background technology
Heavy frame-chain slag eliminator is the important auxiliary device of boiler, and its effect is the lime-ash that the output boiler combustion equipment produces.And be that the heavy frame-chain slag eliminator that boiler is equipped with is generally all only established a cover system, so can heavy frame-chain slag eliminator stable operation, can in time process when having an accident, directly have influence on the work quality of boiler heating.Existing heavy frame-chain slag eliminator generally is comprised of heavy duty frame chain and deslagging box two large divisions, and heavy duty frame chain comprises driving wheel, gyroscope wheel and ring frame chain.The circular flow in filling the deslagging box of water of ring frame chain, the lower chain of operating ring frame chain is walked along the deslagging box bottom surface, simultaneously the lime-ash that falls in the boiler ash hole is pushed to the lime-ash outlet of deslagging box, the circular flow of ring frame chain, lime-ash are just constantly pushed away away, thereby reach the purpose of slagging-off.And the deslagging box structure need be provided with filler pipe, drainpipe and overflow pipe generally all by forming with the casing horizontal segment of end plates and the casing tilting section that exports with lime-ash on the deslagging box, and glass cermaic plate is laid in the bottom surface.Heavy frame-chain slag eliminator needs the water level of keeping certain height in the deslagging box in running, its effect is: a sealed boiler ash hole, play the water seal effect, and improve boiler thermal output.B plays the water lubrication effect in the heavy duty frame chain running.Find to occur easily following problem in the above-mentioned slag remover During Process of Long-term Operation:
1) filler pipe: amount of water needs manual adjustment, increases post labour intensity, and importantly water level is unstable in the casing, and crossing at water level affects boiler thermal output, the wearing and tearing of increasing heavy chain when hanging down;
2) drainpipe: when slag remover had an accident, the interior water time of emptying slag remover tank was longer, prolongs the accident treatment time, when temperature is low especially in the winter time, interrupted the long interior equipment of factory building and the pipeline of causing easily of heating duration and freezed the production development accident.Bottom mud also is difficult for going out when the cleaning casing in addition;
3) when the bad lower quantity of slag of boiler ature of coal and blowdown flow rate are large, if the spillway discharge of overflow pipe is large not, cause easily the water surface to exceed edge on the casing, water is being carried lime-ash secretly and is being overflowed casing, and environment destorys the scene;
4) after the lime-ash after the burning drops in the slag remover tank from the ash hole of boiler, most of lime-ash can be discharged system with slag remover, but the lime-ash that small part is lighter can swim on the water surface, under the effect of current, be stacked into the casing afterbody with the slag remover operation, give slag remover spot check in service, adjust and cause trouble;
5) when the impact that is being subject to the bulk lime-ash or after operation a period of time, owing to chain link, bearing pin distortion all can produce deviation phenomenon, affect slag remover and normally move;
6) the lower chain of heavy duty frame chain is under water for a long time, is difficult for being found during local generation sideslip, and the time has been grown the apex of the wing and can grind the Lou casing of slag remover.Because heavy frame-chain slag eliminator is lower chain slagging-off, so the bad adjustment of deslagging box two side wall panels and heavy chain space, the space is large bottom, casing both sides accumulated slag phenomenon can to occur, the gap is little, the deslagging box in case the heavy duty frame chain sideslip weares and teares easily in addition.
Summary of the invention
The object of the present invention is to provide a kind of deslagging box of heavy frame-chain slag eliminator, improve heavy frame-chain slag eliminator operating efficiency, reduce the post workman labour intensity, reduce heavy duty frame chain to the wearing and tearing of deslagging box, prevent the heavy duty frame chain sideslip.
The objective of the invention is to realize by following technical proposals:
The deslagging box of heavy frame-chain slag eliminator of the present invention, comprise the casing body that is positioned at boiler ash hole below, this casing body comprises the casing tilting section that the casing horizontal segment is connected with the left end of casing horizontal segment therewith, the right side that it is characterized in that described casing horizontal segment is provided with water replanishing device, the right-hand member side of described casing horizontal segment is provided with the overflow slide valve, the top of the biside plate of described casing horizontal segment is respectively equipped with two cover floating object baffle devices, two cover support roller devices and two cover frame chain guide plates, this two covers floating object baffle device, two cover support roller devices and two cover frame chain guide plates are distributed in respectively the both sides of described boiler ash hole, one group of glass cermaic plate is laid respectively in the bottom of the biside plate of described casing horizontal segment
The rubber slab that the obtuse angle bent plate that described floating object baffle device is fixedly connected with the top of the biside plate of described casing horizontal segment respectively by two ends is fixedly connected with obtuse angle bent plate bottom is therewith formed.
Described support roller device is comprised of upper flat idler and lower flat idler, described upper flat idler by two upper supporting roller bearings that are fixedly connected with the top of the biside plate of described casing horizontal segment respectively and two ends respectively therewith the upper horizontal roll body that is rotationally connected of upper supporting roller bearing formed, described lower flat idler by two snub pulley bearings that are fixedly connected with the top of the biside plate of described casing horizontal segment respectively and two ends respectively therewith the lower horizontal roll body that is rotationally connected of snub pulley bearing formed, the vertical range of the peak of the minimum point of described upper horizontal roller external surface and described lower horizontal roller external surface is 40 ㎜ ~ 60 ㎜, and the distance of the horizontal right endpoint of described upper horizontal roller external surface and the horizontal left end point of described lower horizontal roller external surface is 40 ㎜ ~ 60 ㎜.
Described frame chain guide plate is comprised of symmetrically arranged two arcs, and the both ends of the surface of this arc are fixedly connected with the biside plate top of described casing horizontal segment.
The valve body framework that described overflow slide valve is fixedly connected with by the wallboard with described casing body, the lifting flashboard that is slidingly connected of valve body framework therewith, the screw rod that is rotationally connected of lifting flashboard therewith, the handwheel that is fixedly connected with of screw rod forms therewith, and described screw rod is threaded with described valve body framework.
Described water replanishing device is by by netted dividing plate and the water supply tank that described casing body is connected, and is located at the water inlet pipe that the float-ball type priming valve on this water supply tank is connected with float-ball type priming valve therewith and forms.
The height of described lifting flashboard should be consistent with the height of casing body inner horizontal.
Advantage of the present invention:
1) the present invention is provided with water replanishing device, can automatically replenish the water yield in the deslagging box, and moisturizing is timely and time saving and energy saving;
2) the present invention is provided with the overflow slide valve, can bleed off fast all water yields in the deslagging box, also can automatically overflow the unnecessary water yield in the deslagging box, simultaneously in accordance with regulations move towards to remove fritter lime-ash floating thing on the horizontal plane;
3) the present invention is provided with the floating object baffle device, and the floating thing on the water surface is blocked in zone near the overflow slide valve, is convenient to remove;
4) the present invention is provided with support roller device, and when floating thing on the water surface was bulk, this support roller device pushed while walking with heavy duty frame chain, and agglomerate floater is become the fritter floating thing, then entered the zone of overflow slide valve;
5) the present invention is provided with frame chain guide plate, prevents the heavy duty frame chain sideslip;
6) the present invention is provided with glass cermaic plate in the two bottom sides of deslagging box, prevents heavy duty frame chain wearing and tearing wallboards of box body.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the A-A cutaway view of Fig. 1 of the present invention.
Fig. 3 is that the B of Fig. 1 of the present invention is to view.
The specific embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention.
Such as Fig. 1, shown in 2: the deslagging box of heavy frame-chain slag eliminator of the present invention, comprise the casing body that is positioned at boiler ash hole 7 belows, this casing body comprises the casing tilting section 1 that casing horizontal segment 2 is connected with the left end of casing horizontal segment therewith, the left end of casing horizontal segment 2 is connected with the right-hand member of casing tilting section 1, the lower end of boiler ash hole 7 enters in the intrinsic water of casing, the right side that it is characterized in that described casing horizontal segment 2 is provided with water replanishing device, the right-hand member side of described casing horizontal segment is provided with overflow slide valve 12, the top of the biside plate of described casing horizontal segment 2 is respectively equipped with two cover floating object baffle devices, two cover support roller devices and two cover frame chain guide plates, this two covers floating object baffle device, two cover support roller devices and two cover frame chain guide plates are distributed in respectively the both sides of described boiler ash hole 7, one group of glass cermaic plate 15 is laid respectively in the bottom of the biside plate of described casing horizontal segment 2, if be used for many boilers, have many boiler ash holes, the casing horizontal segment of casing body lengthens so, is arranged on the two cover floating object baffle devices on the horizontal segment biside plate top of casing body, the quantity of two cover support roller devices and two cover frame chain guide plates is corresponding being multiplied also.
The rubber slab 6 that the obtuse angle bent plate 5 that described floating object baffle device is fixedly connected with the top of the biside plate of described casing horizontal segment 2 respectively by two ends is fixedly connected with obtuse angle bent plate 5 bottoms is therewith formed,
Described support roller device is comprised of upper flat idler and lower flat idler, described upper flat idler by two upper supporting roller bearings 3 that are fixedly connected with the top of the biside plate of described casing horizontal segment 2 respectively and two ends respectively therewith the upper horizontal roll body 4 that is rotationally connected of upper supporting roller bearing 3 formed, described lower flat idler by two snub pulley bearings 14 that are fixedly connected with the top of the biside plate of described casing horizontal segment 2 respectively and two ends respectively therewith the lower horizontal roll body 13 that is rotationally connected of snub pulley bearing 14 formed, the vertical range of the peak of the minimum point of described horizontal roll body 4 outer surfaces and described lower horizontal roll body 13 outer surfaces is 40 ㎜ ~ 60 ㎜, the distance of the horizontal left end point of the horizontal right endpoint of described horizontal roll body 4 outer surfaces and described lower horizontal roll body 13 outer surfaces is 40 ㎜ ~ 60 ㎜, and the minimum point of described lower horizontal roll body 13 outer surfaces and heavy duty frame chain upper surface 40 ㎜ ~ 60 ㎜ are best.
Described frame chain guide plate is comprised of symmetrically arranged two arcs 16, and the both ends of the surface of this arc 16 are fixedly connected with the biside plate top of described casing horizontal segment 2.Two arcs 16 play as heavy duty frame chain operation guide effect, prevent frame chain sideslip
As shown in Figure 3, the valve body framework 12-4 that described overflow slide valve is fixedly connected with by the wallboard with described casing horizontal segment 2, the lifting flashboard 12-1 that is slidingly connected of valve body framework 12-4 therewith, the screw rod 12-2 that is rotationally connected of lifting flashboard 12-1 therewith, the handwheel 12-3 that is fixedly connected with of screw rod 12-2 forms therewith, described screw rod 12-2 is threaded with described valve body framework 12-4, the height of described lifting flashboard 12-1 should be highly consistent with the horizontal plane 17 that requires in the deslagging box, its objective is automatic overflow when water level exceeds standard.
Described water replanishing device is by by netted dividing plate 8 and the water supply tank 11 that described casing horizontal segment 2 is connected, and is located at the water inlet pipe 9 that the float-ball type priming valve 10 on this water supply tank 11 is connected with float-ball type priming valve 10 therewith and forms.Water inlet pipe 9 is connected with the water source, owing to communicate with the casing body with water supply tank 11, so when water level in the casing descends, timely amount of makeup water.
Claims (6)
1. the deslagging box of a heavy frame-chain slag eliminator, comprise the casing body that is positioned at boiler ash hole below, this casing body comprises the casing tilting section that the casing horizontal segment is connected with the left end of casing horizontal segment therewith, the right side that it is characterized in that described casing horizontal segment is provided with water replanishing device, the right-hand member side of described casing horizontal segment is provided with the overflow slide valve, the top of the biside plate of described casing horizontal segment is respectively equipped with two cover floating object baffle devices, two cover support roller devices and two cover frame chain guide plates, this two covers floating object baffle device, two cover support roller devices and two cover frame chain guide plates are distributed in respectively the both sides of described boiler ash hole, and one group of glass cermaic plate is laid respectively in the bottom of the biside plate of described casing horizontal segment.
2. the deslagging box of heavy frame-chain slag eliminator according to claim 1 is characterized in that the rubber slab that obtuse angle bent plate that described floating object baffle device is fixedly connected with the top of the biside plate of described casing horizontal segment respectively by two ends is fixedly connected with obtuse angle bent plate bottom is therewith formed.
3. the deslagging box of heavy frame-chain slag eliminator according to claim 1, it is characterized in that described support roller device is comprised of upper flat idler and lower flat idler, described upper flat idler by two upper supporting roller bearings that are fixedly connected with the top of the biside plate of described casing horizontal segment respectively and two ends respectively therewith the upper horizontal roll body that is rotationally connected of upper supporting roller bearing formed, described lower flat idler by two snub pulley bearings that are fixedly connected with the top of the biside plate of described casing horizontal segment respectively and two ends respectively therewith the lower horizontal roll body that is rotationally connected of snub pulley bearing formed, the vertical range of the peak of the minimum point of described upper horizontal roller external surface and described lower horizontal roller external surface is 40 ㎜ ~ 60 ㎜, and the distance of the horizontal right endpoint of described upper horizontal roller external surface and the horizontal left end point of described lower horizontal roller external surface is 40 ㎜ ~ 60 ㎜.
4. the deslagging box of heavy frame-chain slag eliminator according to claim 1 is characterized in that described frame chain guide plate is comprised of symmetrically arranged two arcs, and the both ends of the surface of this arc are fixedly connected with the biside plate top of described casing horizontal segment.
5. the deslagging box of heavy frame-chain slag eliminator according to claim 1, it is characterized in that the valve body framework that described overflow slide valve is fixedly connected with by the wallboard with described casing body, the lifting flashboard that is slidingly connected of valve body framework therewith, the screw rod that is rotationally connected of lifting flashboard therewith, the handwheel that is fixedly connected with of screw rod forms therewith, and described screw rod is threaded with described valve body framework.
6. the deslagging box of heavy frame-chain slag eliminator according to claim 1, it is characterized in that described water replanishing device by by netted dividing plate and the water supply tank that described casing body is connected, be located at the water inlet pipe that the float-ball type priming valve on this water supply tank is connected with float-ball type priming valve therewith and form.
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CN 201110224908 CN102287838B (en) | 2011-08-08 | 2011-08-08 | Slag removal box of heavy frame chain slag remover |
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CN 201110224908 CN102287838B (en) | 2011-08-08 | 2011-08-08 | Slag removal box of heavy frame chain slag remover |
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CN102287838A CN102287838A (en) | 2011-12-21 |
CN102287838B true CN102287838B (en) | 2013-03-20 |
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CN 201110224908 Active CN102287838B (en) | 2011-08-08 | 2011-08-08 | Slag removal box of heavy frame chain slag remover |
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CN102809164B (en) * | 2012-08-03 | 2014-08-13 | 中国电力工程顾问集团西北电力设计院 | Slag water self-balancing heat exchange method of water-cooled mechanical slag-removal system in thermal power plant |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPS61116214A (en) * | 1984-11-12 | 1986-06-03 | Mitsubishi Heavy Ind Ltd | Ash processing device |
CN2294390Y (en) * | 1997-02-27 | 1998-10-14 | 张文利 | Heavey dudy frame chain type clinkder remover used for coal boiler |
DE19830943B4 (en) * | 1998-07-10 | 2010-09-09 | Hitachi Power Europe Gmbh | Process for dewatering ash |
KR100875976B1 (en) * | 2007-06-18 | 2008-12-24 | 두산중공업 주식회사 | Underwater impact protection device of ash processing facility of power generation boiler |
CN202229203U (en) * | 2011-08-08 | 2012-05-23 | 鞍钢集团矿业公司 | Deslagging box of heavy frame-chain slag eliminator |
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Address after: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee after: Anshan Iron and Steel Group Mining Co., Ltd. Address before: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee before: Angang Group Mine Company |