CN201476032U - Mechanical slag removal device of pulverized-coal boiler - Google Patents
Mechanical slag removal device of pulverized-coal boiler Download PDFInfo
- Publication number
- CN201476032U CN201476032U CN 200920308523 CN200920308523U CN201476032U CN 201476032 U CN201476032 U CN 201476032U CN 200920308523 CN200920308523 CN 200920308523 CN 200920308523 U CN200920308523 U CN 200920308523U CN 201476032 U CN201476032 U CN 201476032U
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- CN
- China
- Prior art keywords
- slag
- standard paragraphs
- loam cake
- pulverized
- checkout gear
- 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.)
- Expired - Lifetime
Links
- 239000002893 slag Substances 0.000 title claims abstract description 127
- 239000003245 coal Substances 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000009194 climbing Effects 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract 2
- 239000010884 boiler slag Substances 0.000 claims description 23
- 239000000178 monomer Substances 0.000 claims description 12
- 238000012360 testing method Methods 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 claims description 5
- 238000007373 indentation Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 2
- 230000007257 malfunction Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000013467 fragmentation Methods 0.000 description 4
- 238000006062 fragmentation reaction Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002956 ash Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model relates to a mechanical slag removal device of a pulverized-coal boiler, which is characterized in that a standard section with a crushing device and a large-slag detection device are arranged between a climbing section and an output section of a slag discharging machine; the standard section with the crushing device integrates a crushing head, a conveying steel belt and a cooling belt to be arranged inside a standard section shell, the lower half part of the standard section is of the slag discharging machine which comprises the conveying steel belt and a cooling mechanism, the upper half part of the standard section shell is provided with the crushing device, a hanger rail, a guide rod and a pair of crushing heads are arranged between two side plates of the upper half part of the standard section shell from top to bottom in a traverse way, a standard section upper cover covers the two side plates of the upper half part of the standard section shell, and the side plates, the standard section upper cover and the slag discharging machine form a crushing closed cavity body in an enclosing way. The device can crush the large slag which is difficult to be cooled during the conveying process to be cooled, solves the stoppage and slag flying problems of the slag crushing machine; and at the same time, the bottom slag is free from returning to the slag discharging machine; and the problem that the slag discharging machine is easy to have malfunction can also be solved.
Description
Technical field
The utility model belongs to pulverized-coal fired boiler subsidiary engine equipment, is specifically related to the cooling and the slag-draining device of slag at the bottom of a kind of pulverized-coal fired boiler.
Background technology
Generating plant pulverized coal boiler adopts hydraulic slag discharging system and equipment to remove the gred usually, exists following deficiency: (1) system complex, employing equipment are many, and the trouble point is many; (2) utilize water to carry out end slag cooling and conveying, waste water resource, the pulp water discharging causes environmental pollution; (3) the system energy consumption height wastes energy; (4) warm sludge is with water cooling and conveying, and loss of activity is unfavorable for comprehensive utilization.
At present, also having a kind of dried slag removing system and equipment, mainly is the steel band slag extractor that is manufactured and designed by Italian MAGALDI company, and the dried slag removing system that is made up of this equipment.
Chinese patent CN1050178C discloses a kind of boiler ash hoist: this patent has been introduced a kind of dry-type slag extractor and has been connected with the boiler slag bucket by dodge gate, like this when bigger clinker falls, in course of conveying, be not easy cooling, and after big clinker enters slag crusher, because slag crusher should not be broken immediately for the clinker that surpasses 300mm, often cause slag crusher obstruction, fluffy slag, cause end slag to pour in down a chimney back slag extractor when serious and cause the slag extractor fault.
Chinese patent CN2459550Y discloses a kind of coal-burning boiler high-temperature ash dry type conveying device: this patent has been introduced a kind of hydraulic pressure slag crusher with grid and has been installed between boiler slag bucket and the steel band conveyor, can carry out fragmentation to big clinker, but this system equipment has the following disadvantages: (1) is owing to be provided with grid in boiler slag bucket exit, when the boiler slag removal amount is big or when boiler occurring and falling Jiao, can cause the slag extractor import to stop up, cause deslagging not smooth, can cause the blowing out phenomenon when serious; (2) because the outlet of boiler storage slag bucket is longer, and grid and hydraulic pressure slag crusher extrusion head must adopt exotic material, and cost is higher, especially big unit coal-powder boiler, and its hydraulic pressure slag crusher cost is quite high.(3) the hydraulic pressure slag crusher adopts the ground supports mode, and support post shield portions slag extractor bearing block causes slag extractor maintenance difficulty; (4) extrusion head is according to the slag-drip opening size design, and each enforcement project all has difference, can not standardized production, increased cost.
The utility model content
The purpose of this utility model mainly is to improve the deficiency of prior art, and a kind of pulverized-coal fired boiler mechanical deslagging equipment is provided, solve traditional slag crusher easily by big clinker stop up, fluffy slag, when serious at the bottom of slag can pour in down a chimney back the problem that slag extractor causes the slag extractor fault.
The technical scheme that the utility model adopted is:
A kind of pulverized-coal fired boiler mechanical deslagging equipment, comprise boiler slag bucket, slag extractor and slag crusher, wherein boiler slag bucket upper end is connected with the boiler lower collecting box by mechanical seal, boiler slag bucket lower end is connected with the input section of slag extractor by the arc cutoff device, the input Duan Jing section of climbing of slag extractor connects deferent segment, deferent segment is connected with slag crusher by connector, it is characterized in that: the standard paragraphs and the big slag checkout gear that are connected with the band breaker between the section of climbing of slag extractor and deferent segment.
The standard paragraphs of band breaker collects crushing head, carries steel band, salband in the standard paragraphs shell, the Lower Half of standard paragraphs is to contain the slag extractor of carrying steel band and cooling body, the first half of standard paragraphs shell is equipped with breaker, hanger rail, guide rod and a pair of crushing head have been crossed between the biside plate of the standard paragraphs shell first half from top to bottom, be covered with the standard paragraphs loam cake on the biside plate of the standard paragraphs shell first half, the two ends of hanger rail and guide rod pass biside plate respectively, the two ends of guide rod are connected with hydraulic cylinder by thrust block pad, and hydraulic cylinder is connected with hanger rail by hanger; Described side plate, standard paragraphs loam cake and slag extractor surround a broken closed cavity.
The place ahead of described standard paragraphs is equipped with big slag checkout gear; Described big slag checkout gear comprises big slag checkout gear loam cake, sensor and test rod, big slag checkout gear loam cake and slag extractor surround one and detect closed cavity, wherein below big slag checkout gear loam cake, detect in the closed cavity and be connected with test rod, on big slag checkout gear loam cake, detect closed cavity and be outside equipped with sensor by suspension.
Cover on the described big slag checkout gear and can have big slag checkout gear loam cake observation window.
Described suspension can be the telescopic rod-type, and pin shaft hole and bearing pin are arranged on the telescopic sleeving rod.
Described crushing head is by the installing plate that is connected the guide rod end and be connected one on installing plate row crushing head monomer by bolt and form the plane of disruption indentation of described crushing head monomer.
Described hanger rail can distribute along the side plate horizontal interval, and per two hanger rails connect a guide rod.
Cover on the described standard paragraphs and can have standard paragraphs loam cake observation window.
Can be provided with video monitoring device on the described standard paragraphs loam cake.
The lateral surface of described side plate can be connected with reinforcement.
The lateral surface of described side plate can be provided with travel switch corresponding to the position of detecting thrust block pad.
Good effect of the present utility model is:
The utility model is a kind ofly can effectively carry out slag cooling and conveying device at the bottom of the big burnt broken pulverized-coal fired boiler, the big clinker that is not easy in the course of conveying to cool off can be carried out break process, make its cooling, solved the problem of slag crusher obstruction, fluffy slag, end while slag can not pour in down a chimney back slag extractor, so solved the easy out of order problem of slag extractor yet.
The utility model has been installed the standard paragraphs with broken function, broken function and conveying, refrigerating function are concentrated on an equipment, minimizing equipment link, it doesn't matter to make breaker and boiler slag bucket discharging opening length simultaneously, and become a standard module of slag extractor, reduced the use amount of grid and hydraulic breaker.It has realized the standardized structural form, reduces the cost of system equipment greatly.
(1) standard paragraphs with broken function is installed, broken function and conveying, refrigerating function are concentrated on an equipment, reduce the equipment link;
(2) between boiler slag bucket and steel band slag extractor, cancel grid, can avoid the accumulation of slag at the boiler slag bucket;
(3) standard paragraphs with broken function is installed, it doesn't matter to make breaker and boiler slag bucket discharging opening length, and become a standard module of slag extractor, reduced the use amount of grid and hydraulic breaker; Simultaneously, avoid adopting high-temperature alloy steel, can reduce manufacturing cost effectively as grid material.
The standard paragraphs of band breaker of the present utility model is by side plate, hanger rail, hydraulic cylinder, guide rod and broken first-class parts constitute, the reinforcement of arranging on the side plate can increase the rigidity and the intensity of side plate, hydraulic cylinder is suspended on the hanger rail by hanger, the non-axial force that can avoid crushing head to produce in course of action is delivered to hydraulic cylinder, cause the seal of hydraulic cylinder to damage, the piston rod of hydraulic cylinder is connected by the installing plate of thrust block pad with two guide rods and crushing head, guide rod has avoided the piston rod of hydraulic cylinder directly to be connected with installing plate, can prevent that the heat on the crushing head is delivered on the hydraulic cylinder, destroy the seal of hydraulic cylinder, cause hydraulic cylinder to damage.The utility model be provided with two guide rods can keep crushing head evenly stressed, move steadily, be unlikely sideslip, can prevent the crushing head jam.The crushing head monomer is by being bolted on the installing plate, and this connected mode can be changed crushing head monomer wearing and tearing or that damage easily, can reduce the machining amount of crushing head in addition, cuts down finished cost, and guarantees machining accuracy.
Description of drawings
Fig. 1 is a pulverized-coal fired boiler mechanical deslagging equipment connection diagram of the present utility model.
Fig. 2 for A-A among Fig. 1 to looking schematic diagram.
Fig. 3 for B-B among Fig. 1 to looking schematic diagram.
Fig. 4 is for having the structural representation of broken functional device in the utility model.
Fig. 5 is for having the schematic top plan view of broken functional device in the utility model.
Fig. 6 is for having the schematic side view of broken functional device in the utility model.
Fig. 7 is a crushing head monomer schematic three dimensional views in the utility model.
Reference numeral: 1-boiler slag bucket, 2-mechanical seal, 3-arc cutoff device, the 4-slag extractor, the standard paragraphs of 5-band breaker, the big slag checkout gear of 6-, the 7-connector, the 8-slag crusher, 9-standard paragraphs loam cake, the 10-hanger rail, the 11-hydraulic cylinder, the 12-crushing head, the 13-thrust block pad, the 14-hanger, the 15-seal, the 16-side plate, 17-carries steel band, the 18-supporting leg, 19-cleans chain, the 20-guide rod, 21-standard paragraphs loam cake observation window, the 22-sensor, the 23-test rod, the 24-video monitoring device, the 25-bolt, 26-crushing head monomer, the 27-installing plate, the 28-travel switch, the 29-reinforcement, the 30-bearing pin, the big slag checkout gear of 31-loam cake, the big slag checkout gear of 32-loam cake observation window, the 33-steel band supports carrying roller, the 34-suspension.
The specific embodiment
Referring to Fig. 1, this pulverized-coal fired boiler mechanical deslagging equipment, comprise boiler slag bucket 1, slag extractor 4 and slag crusher 8, wherein boiler slag bucket 1 upper end is connected with the boiler lower collecting box by mechanical seal 2, boiler slag bucket 1 lower end is connected with the input section of slag extractor 4 by arc cutoff device 3, the input Duan Jing section of climbing of slag extractor 4 connects deferent segment, deferent segment is connected with slag crusher 8 by connector 7, is connected with the standard paragraphs 5 of being with breaker and slag checkout gear 6 greatly between the section of climbing of slag extractor 4 and deferent segment.
Mechanical seal 2 is mainly used in the thermal expansion that absorbs three directions of boiler body, boiler slag bucket 1 independent support.Boiler slag bucket 1 is connected with slag extractor 4 by arc cutoff device 3, slag extractor is equipped with the standard paragraphs 5 and the big slag checkout gear 6 of band breaker, slag extractor 4 is connected with slag crusher 8 by connector 7, slag is delivered to sludge-store cabin by machinery or strength subsequent treatment system and is stored after the said equipment is handled at the bottom of the boiler high temperature.
The standard paragraphs 5 of band breaker by loam cake 9, have broken functional device (structure shown in Figure 4), slag extractor etc. and connect to form by bolt, above-mentioned have broken functional device and be connected with loam cake 9 and slag extractor sidewall by side plate 16, and constitute a closed cavity.
As Fig. 2, Fig. 4, Fig. 5, shown in Figure 6, the standard paragraphs 5 collection crushing heads 12 of band breaker, carry steel band 17, salband is in the standard paragraphs shell, the Lower Half of standard paragraphs is to contain the slag extractor 4 of carrying steel band 17 and cooling body, the first half of standard paragraphs shell is equipped with breaker, crossed hanger rail 10 from top to bottom between the biside plate 16 of the standard paragraphs shell first half, guide rod 20 and a pair of crushing head 12, be covered with standard paragraphs loam cake 9 on the biside plate 16 of the standard paragraphs shell first half, the two ends of hanger rail 10 and guide rod 20 pass biside plate 16 respectively, the two ends of guide rod 20 are connected with hydraulic cylinder 11 by thrust block pad 13, and hydraulic cylinder 11 is connected with hanger rail 10 by hanger 14; Described side plate 16, standard paragraphs loam cake 9 and slag extractor 4 surround a broken closed cavity.
Described crushing head 12 is by the installing plate 27 that is connected guide rod 20 ends and be connected one on installing plate row crushing head monomer 26 by bolt 25 and form the plane of disruption indentation of described crushing head monomer 26.Have standard paragraphs loam cake observation window 21 on the described standard paragraphs loam cake 9.The top of described standard paragraphs loam cake 9 is provided with video monitoring device 24.Described hanger rail 10 distributes along side plate 16 horizontal intervals, and per two hanger rails 10 connect a guide rod 20.
Above-mentioned have a broken functional device, by side plate 16, hanger rail 10, hydraulic cylinder 11, parts such as guide rod 20 and crushing head 12 constitute, hanger rail 10 is by being bolted on the side plate 16, be furnished with reinforcement 29 on the side plate 16 and increase its rigidity and intensity, crushing head 12 is suspended on the hanger rail 10, hydraulic cylinder 11 also is suspended on the hanger rail 10 by hanger 14, the non-axial force that can avoid crushing head 12 to produce in course of action by the connection of hanger 14 is delivered to hydraulic cylinder 11, cause the seal of hydraulic cylinder 11 to damage, the piston rod of hydraulic cylinder 11 is connected with the installing plate 27 of two guide rods 20 and crushing head 12 by thrust block pad 13, the effect of guide rod 20 is to avoid the piston rod of hydraulic cylinder 11 directly to be connected with installing plate 27, cause the heat on the crushing head 12 to be delivered on the hydraulic cylinder 11, destroy the seal of hydraulic cylinder 11, cause hydraulic cylinder 11 to damage, it is in order to keep crushing head 12 evenly stressed that two guide rods 20 are set, move steadily, be unlikely sideslip, cause crushing head 12 jams, crushing head 12 is to be fixed on the installing plate 27 by bolt 25 by crushing head monomer 26, this connected mode can be changed crushing head monomer 26 wearing and tearing or that damage easily, can reduce the machining amount of crushing head 12 in addition, cut down finished cost, guarantee machining accuracy.Crushing head 12 is made by Ni-based high-chromium alloy, has characteristics such as high temperature resistant, wear-resisting, and remaining part is because the contact of discord high-temperature material all can be adopted common material.
As shown in Figure 3, the place ahead of described standard paragraphs 5 is equipped with big slag checkout gear 6; Described big slag checkout gear 6 comprises big slag checkout gear loam cake 31, sensor 22 and test rod 23, big slag checkout gear loam cake 31 surrounds one with slag extractor 4 and detects closed cavity, wherein below big slag checkout gear loam cake 31, detect in the closed cavity and be connected with test rod 23, on big slag checkout gear loam cake 3, detect closed cavity and be outside equipped with sensor 22 by suspension 34.Have big slag checkout gear loam cake observation window 32 on the described big slag checkout gear loam cake 31.Described suspension 34 is telescopic rod-types, and pin shaft hole and bearing pin 30 are arranged on the telescopic sleeving rod.Big slag checkout gear 6 is made up of sensor 22 and test rod 23, test rod 23 is fixed on the standard paragraphs loam cake 9 by bearing pin, test rod 23 can be adjusted length by bearing pin 30, the position of sensor 22 also can be adjusted, and its operation principle is: when big clinker was delivered to big slag checkout gear 6 by steel band 17, big slag touched test rod 23 and rotates, when big coke block enough big, make test rod 23 turn to when touching sensor 22, sensor 22 sends signal, confirms to occur big burnt.
Referring to Fig. 6, the lateral surface of described side plate 16 is connected with reinforcement 29.The lateral surface of described side plate 16 is provided with travel switch 28 corresponding to the position of detecting thrust block pad 13.
System equipment working example: during system equipment work, arc cutoff device 3 is in normally open, the furnace bottom slag is fallen on the steel band 17 by boiler slag bucket 1, when big slag checkout gear 6 sends signal, or see when having big clinker to occur by camera 24, time-delay or at once primer fluid cylinder pressure 11 promote two guide rods 20 by thrust block pad 13 and drive crushing heads 12 and move, big clinker is carried out attrition crushing, clinker after the fragmentation is transported to the outlet of slag extractor 4 by steel band 17, after slag crusher 8 continues fragmentation, deliver to the sludge-store cabin storage through machinery or strength subsequent treatment system.
The utlity model has the steel band slag extractor that is connected with the boiler slag bucket, between boiler slag bucket and steel band slag extractor, connect, the standard paragraphs of band breaker was set before the section of climbing of described steel band slag extractor by the arc cutoff device.
Above the anterior casing of the standard paragraphs of described band breaker, big slag checkout gear is set.Above the standard paragraphs casing of described band breaker, video monitoring device is set.At the standard paragraphs of described band breaker, closeer steel band is set supports carrying roller 33.On the side plate of the standard paragraphs of described band breaker, be provided with the reinforcement of booster action, hanger rail is set on side plate, crushing head is lifted on the hanger rail.The standard paragraphs of described band breaker is made up of crushing head, push rod, shell, driving oil cylinder, hanger rail etc.Crushing head carries out fragmentation to carrying the material on the steel band 17 under the driving of hydraulic cylinder.
Claims (10)
1. pulverized-coal fired boiler mechanical deslagging equipment, comprise boiler slag bucket (1), slag extractor (4) and slag crusher (8), wherein boiler slag bucket (1) upper end is connected with the boiler lower collecting box by mechanical seal (2), boiler slag bucket (1) lower end is connected with the input section of slag extractor (4) by arc cutoff device (3), the input Duan Jing section of climbing of slag extractor (4) connects deferent segment, deferent segment is connected with slag crusher (8) by connector (7), it is characterized in that: be connected with the standard paragraphs (5) of being with breaker and slag checkout gear (6) greatly between the section of climbing of slag extractor (4) and deferent segment;
Standard paragraphs (5) the collection crushing head (12) of band breaker, carry steel band (17), salband is in the standard paragraphs shell, the Lower Half of standard paragraphs is to contain the slag extractor (4) of carrying steel band (17) and cooling body, the first half of standard paragraphs shell is equipped with breaker, crossed hanger rail (10) from top to bottom between the biside plate (16) of the standard paragraphs shell first half, guide rod (20) and a pair of crushing head (12), be covered with standard paragraphs loam cake (9) on the biside plate (16) of the standard paragraphs shell first half, the two ends of hanger rail (10) and guide rod (20) pass biside plate (16) respectively, the two ends of guide rod (20) are connected with hydraulic cylinder (11) by thrust block pad (13), and hydraulic cylinder (11) is connected with hanger rail (10) by hanger (14); Described side plate (16), standard paragraphs loam cake (9) and slag extractor (4) surround a broken closed cavity.
2. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 is characterized in that: the place ahead of described standard paragraphs (5) is equipped with big slag checkout gear (6); Described big slag checkout gear (6) comprises big slag checkout gear loam cake (31), sensor (22) and test rod (23), big slag checkout gear loam cake (31) surrounds one with slag extractor (4) and detects closed cavity, wherein in the below of big slag checkout gear loam cake (31), detect in the closed cavity and be connected with test rod (23), on big slag checkout gear loam cake (3), the detection closed cavity is outside equipped with sensor (22) by suspension (34).
3. pulverized-coal fired boiler mechanical deslagging equipment according to claim 2 is characterized in that: have big slag checkout gear loam cake observation window (32) on the described big slag checkout gear loam cake (31).
4. pulverized-coal fired boiler mechanical deslagging equipment according to claim 2 is characterized in that: described suspension (34) is the telescopic rod-type, and pin shaft hole and bearing pin (30) are arranged on the telescopic sleeving rod.
5. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2, it is characterized in that: described crushing head (12) is by the installing plate (27) that is connected guide rod (20) end and be connected one on installing plate row crushing head monomer (26) by bolt (25) and form the plane of disruption indentation of described crushing head monomer (26).
6. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2 is characterized in that: described hanger rail (10) distributes along side plate (16) horizontal interval, and per two hanger rails (10) connect a guide rod (20).
7. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2 is characterized in that: have standard paragraphs loam cake observation window (21) on the described standard paragraphs loam cake (9).
8. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2 is characterized in that: the top of described standard paragraphs loam cake (9) is provided with video monitoring device (24).
9. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2 is characterized in that: the lateral surface of described side plate (16) is connected with reinforcement (29).
10. pulverized-coal fired boiler mechanical deslagging equipment according to claim 1 and 2 is characterized in that: the lateral surface of described side plate (16) is provided with travel switch (28) corresponding to the position of detecting thrust block pad (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920308523 CN201476032U (en) | 2009-08-21 | 2009-08-21 | Mechanical slag removal device of pulverized-coal boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920308523 CN201476032U (en) | 2009-08-21 | 2009-08-21 | Mechanical slag removal device of pulverized-coal boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201476032U true CN201476032U (en) | 2010-05-19 |
Family
ID=42412284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920308523 Expired - Lifetime CN201476032U (en) | 2009-08-21 | 2009-08-21 | Mechanical slag removal device of pulverized-coal boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201476032U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865474A (en) * | 2010-06-10 | 2010-10-20 | 重庆市牛人科技有限公司 | Slag discharging device and pulverized coal burner using same |
| CN102980197A (en) * | 2012-12-25 | 2013-03-20 | 湖南大唐节能科技有限公司 | Mechanical decoking device for coal-fired boiler |
| CN103322580A (en) * | 2013-07-03 | 2013-09-25 | 陈亮 | Water-cooling dry-type slag discharge device of pulverized coal boiler |
| CN105650656A (en) * | 2016-03-24 | 2016-06-08 | 中国电力工程顾问集团西北电力设计院有限公司 | Boiler bottom structure of submerged scraper conveyor in thermal power plant |
| CN106931456A (en) * | 2017-03-20 | 2017-07-07 | 吴联凯 | A kind of totally-enclosed slag removing system of suspension type |
| CN112555874A (en) * | 2020-12-25 | 2021-03-26 | 青岛海洲电力设备有限公司 | Wind-water combined material cooling machine |
| CN112923379A (en) * | 2021-03-02 | 2021-06-08 | 上海市政工程设计研究总院（集团）有限公司 | Slag falling conveying device, slag discharging device and slag discharging method |
-
2009
- 2009-08-21 CN CN 200920308523 patent/CN201476032U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865474A (en) * | 2010-06-10 | 2010-10-20 | 重庆市牛人科技有限公司 | Slag discharging device and pulverized coal burner using same |
| CN102980197A (en) * | 2012-12-25 | 2013-03-20 | 湖南大唐节能科技有限公司 | Mechanical decoking device for coal-fired boiler |
| CN102980197B (en) * | 2012-12-25 | 2014-11-05 | 湖南大唐节能科技有限公司 | Mechanical decoking device for coal-fired boiler |
| CN103322580A (en) * | 2013-07-03 | 2013-09-25 | 陈亮 | Water-cooling dry-type slag discharge device of pulverized coal boiler |
| CN103322580B (en) * | 2013-07-03 | 2015-04-08 | 陈亮 | Water-cooling dry-type slag discharge device of pulverized coal boiler |
| CN105650656A (en) * | 2016-03-24 | 2016-06-08 | 中国电力工程顾问集团西北电力设计院有限公司 | Boiler bottom structure of submerged scraper conveyor in thermal power plant |
| CN106931456A (en) * | 2017-03-20 | 2017-07-07 | 吴联凯 | A kind of totally-enclosed slag removing system of suspension type |
| CN106931456B (en) * | 2017-03-20 | 2019-03-01 | 吴联凯 | A kind of totally-enclosed slag removing system of suspension type |
| CN112555874A (en) * | 2020-12-25 | 2021-03-26 | 青岛海洲电力设备有限公司 | Wind-water combined material cooling machine |
| CN112923379A (en) * | 2021-03-02 | 2021-06-08 | 上海市政工程设计研究总院（集团）有限公司 | Slag falling conveying device, slag discharging device and slag discharging method |
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