CN102980197B - Mechanical decoking device for coal-fired boiler - Google Patents
Mechanical decoking device for coal-fired boiler Download PDFInfo
- Publication number
- CN102980197B CN102980197B CN201210570220.9A CN201210570220A CN102980197B CN 102980197 B CN102980197 B CN 102980197B CN 201210570220 A CN201210570220 A CN 201210570220A CN 102980197 B CN102980197 B CN 102980197B
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- coal
- column
- burning boiler
- coke removing
- removing appts
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Abstract
The invention relates to a mechanical decoking device for a coal-fired boiler. A first sliding block moves on a first sliding rail under the driving of a first driving mechanism; and a second sliding block moves on a second sliding rail under the driving of a second driving mechanism. A lifting mechanism is arranged in a first stand column. A driving cylinder is slidingly installed on a first connection bracket and a second connection bracket which are respectively fixed on lifting supports of a first stand column and a second stand column. A spring is arranged between the driving cylinder and a second connection bracket; a shifting fork is arranged on the side of the driving cylinder; and a cam is arranged at the front end of the shifting fork. The mechanical decoking device is simple, compact and reasonable in structure; a mechanical device is used for substituting a manul way to decoke, so that a worker's labor intensity is relieved, and the danger coefficient of the operation is reduced; the operation is simple and the maintenance is convenient.
Description
Technical field
The present invention relates to the mechanical coke removing appts of a kind of coal-burning boiler, specifically the mechanical coke removing appts of a kind of coal-burning boiler.
Background technology
At present, coal-burning boiler is industrial large-sized coal-burning boiler particularly, unavoidably can cause furnace wall face coking in combustion process.Especially use colm, high-sulfur coal, coking is even more serious.Boiler inner wall coking, if do not removed entail dangers to safe operation of the boiler.Although people adopt, in fire coal, add various anti-coking agent, but still can not avoid coking phenomenon completely.Furnace wall face coking, coke button and furnace wall face adhesive force are stronger, conventionally can not lean on himself gravity to come off, and must adopt external force to remove, and need go out and just can make it come off by larger external force.Being positioned at boiler 6.5 meter Chu two ends respectively has an enter hole, and enter hole's passage is narrower, and artificial decoking is difficulty comparatively, and labor strength is larger, and working environment is very poor, and has certain risk.Once there is coking, result can be very serious in time, even can cause blowing out.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, thereby provide a kind of coal-burning boiler mechanical coke removing appts, for coal-burning boiler is carried out to mechanical decoking, alleviated workman's labour intensity, reduced the danger coefficient of decoking work.
According to technical scheme provided by the invention, coal-burning boiler comprises the driven wheel that is rotationally connected with support baseboard middle part with mechanical coke removing appts.On guide rail, be provided with tooth bar, driving gear wheel and rack is connected with a joggle, and it is characterized in that: the upper end of described support baseboard is provided with the first slide rail parallel to each other and the second slide rail, first slide block that is slidably installed in the first slide rail, and the second slide block is slidably installed in the second slide rail.On the first slide block, fix the first column, on the second slide block, fix the second column.The first slide block moves under the first driving mechanism drives on the first slide rail, and the second slide block moves under the second driving mechanism drives on the second slide rail.In the first column, elevating mechanism is set.Driving cylinder is slidably mounted on the first connection bracket and the second connection bracket, and the first connection bracket and the second connection bracket are separately fixed on the lifting support of the first column, the second column.Between driving cylinder and the second connection bracket, be provided with spring, driving cylinder side is provided with shift fork, and shift fork front end is provided with cam.
Further, the first driving mechanism and the second driving mechanism adopt leading screw and nut mechanism, cylinder, hydraulic cylinder or pinion and rack.
Further, in described elevating mechanism, in the first column, be rotationally connected adjusting screw(rod), be threaded connection adjusting nut on adjusting screw(rod), adjusting nut outer ring connects lifting cover.Turning set is sleeved on lifting and puts, and turning set can rotate and can drive turning set oscilaltion outside lifting cover.Fixing lifting support on turning set.
Further, adjusting screw(rod) is driven and is rotated by the second drive motors.
Further, also comprise the first roller and the second roller that lower end, support baseboard both sides is rotationally connected respectively, the first roller and the second roller are positioned on guide rail.
Further, in driving cylinder, be provided with piston, on piston, connect piston rod.The first impact bar is clamped in piston rod by the first anchor ear, and the first impact bar front end connects decoking drill rod.
Further, the first impact bar rear end connects the second impact bar by taper thread, and the second impact bar is fastened on pivoted housing by the second anchor ear.
Further, pivoted housing rotates by the moving driven by motor of 4 wheel driven.
Further, on driven wheel, connect the first drive motors, by the first drive motors, drive driven wheel to rotate.
Further, the second column is identical with the first pillar construction.Driving cylinder adopts oil cylinder or cylinder.Cam is driven and is rotated by the 3rd drive motors.
Compared with the prior art the present invention has the following advantages:
The present invention is simple, compact and reasonable for structure; Utilize mechanical device to replace manual type and carry out decoking, alleviated workman's labour intensity, reduced the danger coefficient of operation; Simple to operate, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the first pillar construction schematic diagram.
Fig. 3 is the first impact bar scheme of installation.
Fig. 4 is the second impact bar scheme of installation.
Description of reference numerals: 1-guide rail, 2-tooth bar, 3-driven wheel, 4-support baseboard, 5-the first roller, 6-the second roller, 7-the first slide block, 8-the second slide block, 9-the first column, 10-the second column, 11-driving cylinder, 12-cam, 13-adjusting screw(rod), 14-adjusting nut, 15-lifting cover, 16-turning set, 17-lifting support, 18-the first connection bracket, 19-the first impact bar, 20-the first anchor ear, 21-piston, 22-piston rod, 23-shift fork, 24-spring, 25-the second connection bracket, 26-decoking drill rod, 27-the second impact bar, 28-pivoted housing, 29-the second anchor ear, 30-the first slide rail, 31-the second slide rail.
The specific embodiment
The present invention is below further described in connection with the embodiment in accompanying drawing:
As shown in Fig. 1 ~ 4, the present invention mainly comprises the driven wheel 3 that is rotationally connected with support baseboard 4 middle parts.On guide rail 1, be provided with tooth bar 2, driven wheel 3 is connected with a joggle with tooth bar 2.On described driven wheel 3, connect the first drive motors, by the first drive motors, drive driven wheel 3 to rotate.The first drive motors drives driven wheel 3 to rotate, the motion that driven wheel 3 is realized on guide rail 1 by tooth bar 2.
Also comprise that the first roller 5 that support baseboard 4 lower ends, both sides are rotationally connected respectively and the second roller 6, the first rollers 5 and the second roller 6 are positioned on guide rail 1.
The upper end of described support baseboard 4 is provided with second slide block 8 that is slidably installed in first slide block 7, the second slide rails 31 that are slidably installed in the first slide rail 30 parallel to each other and the second slide rail 31, the first slide rails 30.On the first slide block 7, fix on the first column 9, the second slide blocks 8 and fix the second column 10.The first slide block 7 moves under the first driving mechanism drives on the first slide rail 30, and the second slide block 8 moves under the second driving mechanism drives on the second slide rail 31.Described the first driving mechanism and the second driving mechanism adopt leading screw and nut mechanism, cylinder, hydraulic cylinder or pinion and rack.
At the interior elevating mechanism that arranges of the first column 9, in described elevating mechanism, in the first column 9, be rotationally connected adjusting screw(rod) 13, on adjusting screw(rod) 13, be threaded connection adjusting nut 14, adjusting nut 14 outer rings connect lifting cover 15.Turning set 16 is sleeved on lifting cover 15, and turning set 16 can overlap 15 outer rotations and can follow lifting and overlap 15 oscilaltions in lifting.Fixing lifting support 17 on turning set 16.Described adjusting screw(rod) 13 is driven and is rotated by the second drive motors.Described the second column 10 is identical with the first column 9 structures.
Driving cylinder 11 is slidably mounted in the first connection bracket 18 and the second connection bracket 25, and the first connection bracket 18 and the second connection bracket 25 are separately fixed on the lifting support 17 of the first column 9, the second column 10.Between driving cylinder 11 and the second connection bracket 25, be provided with spring 24, driving cylinder 11 sides are provided with shift fork 23, and shift fork 23 front ends are provided with cam 12.Described driving cylinder 11 adopts oil cylinder or cylinder.Described cam 12 is driven and is rotated by the 3rd drive motors.
In described driving cylinder 11, be provided with piston 21, on piston 21, connect piston rod 22.The first impact bar 19 is clamped in piston rod 22 by the first anchor ear 20, and the first impact bar 19 front ends connect decoking drill rod 26.Described pivoted housing 28 rotates by the moving driven by motor of 4 wheel driven.
The height that can realize lifting support 17 by adjusting adjusting screw(rod) 13 regulates, thereby adjusts angle and the height of decoking drill rod 26.Cam 12 rotates promotion shift fork 23 and moves backward, drives driving cylinder 11 to move backward, and spring 24 is subject to force compresses.When cam 12 turns over after certain angle, shift fork 23 departs from cam 12 returns, and driving cylinder 11 impacts forward under the spring-force driven dual of spring 24.So repeatedly, realize the bump action of decoking drill rod 26.
Further, when the length of the first impact bar 19 is not enough, in order to extend the length of the first impact bar 19, in described the first impact bar 19 rear ends, by taper thread, connects the second impact bar 27, the second impact bars 27 and be fastened on pivoted housing 28 by the second anchor ear 29.Described pivoted housing 28 rotates by the moving driven by motor of 4 wheel driven.
Claims (10)
1. the mechanical coke removing appts of coal-burning boiler, comprises the driven wheel (3) that is rotationally connected with support baseboard (4) middle part; On guide rail (1), be provided with tooth bar (2), driven wheel (3) and tooth bar (2) engagement, it is characterized in that: the upper end of described support baseboard (4) is provided with the first slide rail (30) parallel to each other and the second slide rail (31), the first slide block (7) that is slidably installed in the first slide rail (30), the second slide block (8) is slidably installed in the second slide rail (31); On the first slide block (7), fix the first column (9), on the second slide block (8), fix the second column (10); The first slide block (7) is upper mobile at the first slide rail (30) under the first driving mechanism drives, and the second slide block (8) is upper mobile at the second slide rail (31) under the second driving mechanism drives; In the first column (9), elevating mechanism is set; Driving cylinder (11) is slidably mounted on the first connection bracket (18) and the second connection bracket (25) is upper, and the first connection bracket (18) and the second connection bracket (25) are separately fixed on the lifting support (17) of the first column (9), the second column (10); Between driving cylinder (11) and the second connection bracket (25), be provided with spring (24), driving cylinder (11) side is provided with shift fork (23), and shift fork (23) front end is provided with cam (12).
2. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, is characterized in that: described the first driving mechanism and the second driving mechanism adopt leading screw and nut mechanism, cylinder, hydraulic cylinder or pinion and rack.
3. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, it is characterized in that: in described elevating mechanism, in the first column (9), be rotationally connected adjusting screw(rod) (13), on adjusting screw(rod) (13), be threaded connection adjusting nut (14), adjusting nut (14) outer ring connects lifting cover (15); It is upper that turning set (16) is sleeved on lifting cover (15), and turning set (16) can rotate and can follow lifting cover (15) oscilaltion outside lifting cover (15); The upper fixedly lifting support (17) of turning set (16).
4. the mechanical coke removing appts of coal-burning boiler as claimed in claim 3, is characterized in that: described adjusting screw(rod) (13) is driven and rotated by the second drive motors.
5. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, it is characterized in that: also comprise the first roller (5) and the second roller (6) that support baseboard (4) lower end, both sides is rotationally connected respectively, the first roller (5) and the second roller (6) are positioned on guide rail (1).
6. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, is characterized in that: in described driving cylinder (11), be provided with piston (21), the upper piston rod (22) that connects of piston (21); The first impact bar (19) is clamped in piston rod (22) by the first anchor ear (20), and the front end of the first impact bar (19) connects decoking drill rod (26).
7. the mechanical coke removing appts of coal-burning boiler as claimed in claim 6, it is characterized in that: the rear end of described the first impact bar (19) connects the second impact bar (27) by taper thread, the second impact bar (27) is fastened on pivoted housing (28) by the second anchor ear (29).
8. the mechanical coke removing appts of coal-burning boiler as claimed in claim 7, is characterized in that: described pivoted housing (28) rotates by the moving driven by motor of 4 wheel driven.
9. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, is characterized in that: upper first drive motors that connects of described driven wheel (3), drives driven wheel (3) to rotate by the first drive motors.
10. the mechanical coke removing appts of coal-burning boiler as claimed in claim 1, is characterized in that: described the second column (10) is identical with the first column (9) structure; Described driving cylinder (11) adopts oil cylinder or cylinder; Described cam (12) is driven and is rotated by the 3rd drive motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570220.9A CN102980197B (en) | 2012-12-25 | 2012-12-25 | Mechanical decoking device for coal-fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570220.9A CN102980197B (en) | 2012-12-25 | 2012-12-25 | Mechanical decoking device for coal-fired boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102980197A CN102980197A (en) | 2013-03-20 |
| CN102980197B true CN102980197B (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210570220.9A Expired - Fee Related CN102980197B (en) | 2012-12-25 | 2012-12-25 | Mechanical decoking device for coal-fired boiler |
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| Country | Link |
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| CN (1) | CN102980197B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697460B (en) * | 2013-12-27 | 2017-01-18 | 郑文虎 | Conveyer with double augers |
| CN103846260A (en) * | 2014-01-13 | 2014-06-11 | 洛阳凯美胜石化设备有限公司 | Automatic decoking equipment |
| CN105351950B (en) * | 2015-12-09 | 2017-08-25 | 中北大学 | A kind of coke removing appts |
| CN110296612A (en) * | 2018-03-22 | 2019-10-01 | 上海胜僖汽车配件有限公司 | A kind of device removing blast furnace oxide |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000073Y (en) * | 2007-01-30 | 2008-01-02 | 袁少峰 | Device for automatically cleaning fire-gate leakage ash removing |
| CN201028548Y (en) * | 2007-02-16 | 2008-02-27 | 广东韶钢松山股份有限公司 | Slag discharging device for heating stove |
| CN201448856U (en) * | 2009-07-17 | 2010-05-05 | 沈阳风动工具厂有限公司 | Coke removing machine |
| CN201476032U (en) * | 2009-08-21 | 2010-05-19 | 北京国电龙源环保工程有限公司 | Mechanical slag removal device of pulverized-coal boiler |
-
2012
- 2012-12-25 CN CN201210570220.9A patent/CN102980197B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000073Y (en) * | 2007-01-30 | 2008-01-02 | 袁少峰 | Device for automatically cleaning fire-gate leakage ash removing |
| CN201028548Y (en) * | 2007-02-16 | 2008-02-27 | 广东韶钢松山股份有限公司 | Slag discharging device for heating stove |
| CN201448856U (en) * | 2009-07-17 | 2010-05-05 | 沈阳风动工具厂有限公司 | Coke removing machine |
| CN201476032U (en) * | 2009-08-21 | 2010-05-19 | 北京国电龙源环保工程有限公司 | Mechanical slag removal device of pulverized-coal boiler |
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| Publication number | Publication date |
|---|---|
| CN102980197A (en) | 2013-03-20 |
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Granted publication date: 20141105 Termination date: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |