CN103320148B - Dislocation starting device of coke oven cover and application method of dislocation starting device - Google Patents
Dislocation starting device of coke oven cover and application method of dislocation starting device Download PDFInfo
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- CN103320148B CN103320148B CN201310278327.0A CN201310278327A CN103320148B CN 103320148 B CN103320148 B CN 103320148B CN 201310278327 A CN201310278327 A CN 201310278327A CN 103320148 B CN103320148 B CN 103320148B
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Abstract
The invention relates to the field of furnace-roof vehicle-mounted smoke guiding tubes of tamping coke ovens of coking plants and particularly relates to a dislocation starting device of a coke oven cover and an application method of the dislocation starting device. The application method is characterized in that an outer sleeve of the starting device is firstly mounted at the lower end of a smoke guiding tube, and an ear handle oven cover is arranged on a coking chamber furnace mouth; and when coals are charged in a tamping coke oven, the smoke guiding tube is aligned above the coking chamber furnace mouth and covers the coking chamber furnace mouth under the action of a smoke guiding tube lifting mechanism, push handles on the starting device are meshed with ear handles on the ear handle oven cover, an air cylinder repeatedly carries out stretching action, the push handles pushes the ear handle oven cover to perform rotation and dislocation on the horizontal plane to break binding power of oven cover sealing slurry, and an oven cover lifting mechanism is opened to lift up the ear handle oven cover. Compared with the prior art, the dislocation starting device of the coke oven cover and the application method have the advantages that the binding power of the oven cover sealing slurry between the oven cover and an oven body is overcome by utilizing an dislocation rotation motion, so that safe separation between the oven cover and the oven body is realized, and the rigid breaking of the oven body caused by direct lifting is avoided.
Description
Technical field
The present invention relates to the vehicle-mounted smoke pipe field of leading of furnace roof of coke-oven plant's tamping coke furnace, relate in particular to a kind of changing of the relative positions opening device and using method thereof of coke oven lid.
Background technology
When the flue gas that current domestic coke-oven plant tamping coke furnace produces in the time that improvement is coaling escapes problem, main what adopt is that the vehicle-mounted smoke pipe of leading of furnace roof is led cigarette and realized with the mode that burner smoke ground station for dust removal combines.
See accompanying drawing 1, in the time that certain coking chamber of tamping coke furnace need to be coaling, furnace roof smoke guiding bogie (1) first drives to the coking chamber top of coalingging, make to lead smoke pipe (2) one end by adjustment contraposition and aim at this coking chamber fire door (18) of coalingging, lead the smoke pipe the other end and aim at another in the coking coking chamber fire door in latter stage.Under the connection effect of leading smoke pipe, flue gas is imported to N+1 coking chamber from N coking chamber like this.Lead cigarette effect in order to improve, in technique, increased the measure of the high pressure aqua ammonia of jetting on N+1 coking chamber termination upcast, suction ejector action by high pressure aqua ammonia by flue gas injection in effuser, thereby that has realized continuous and effective leads cigarette effect, wherein in high pressure aqua ammonia injection and coaling initial stage and coking coking chamber in latter stage, the poor and pressure reduction of exhaust gas volumn is the motivating force of leading cigarette.
Said process is the vehicle-mounted basic model of leading cigarette of current tamping coke furnace, good load of leading cigarette effect and can greatly reduce burner smoke ground station for dust removal.This leads cigarette process can be summarized as the following steps:
The first step: smoke guiding bogie drives to the coking chamber top, N hole that need to coaling;
Second step: lead smoke pipe (2) contraposition, make its one end aim at N hole coking chamber fire door, the other end is aimed at N+1 hole coking chamber fire door;
The 3rd step: lead smoke pipe and fall leading under smoke pipe hoisting appliance (4) effect, until cover N+1 hole coking chamber fire door and N hole coking chamber fire door completely;
The 4th step: furnace cover lifting mechanism (3) declines, utilizes hand to grab bell (5) is lifted, until lead smoke pipe top (more than Y-tube), guarantees to lead the connectedness of smoke pipe, so that flue gas imports and exports smoothly;
The 5th step: it is complete to lead cigarette, the end of coalingging, bell (5) resets under the effect of furnace cover lifting mechanism;
The 6th step: lead smoke pipe and rise and sail out of with smoke guiding bogie leading under the effect of smoke pipe hoisting appliance;
The 7th step: due to bell not with the tight combination of body of heater, under positive pressure, flue gas can escape from gap in coking chamber, therefore workman scene need to seal slurry (6) with bell bell surrounding is sealed.
In the time leading cigarette, there is very large potential safety hazard and the problem that affects the normal stably manufactured of body of heater in above-mentioned technical process.Problem goes out in above-mentioned the 4th step and the 7th step, be mainly manifested in: when workman seals and just forms very strong cohesive force when slurry (6) seals with bell, this is afterwards in the time carrying out the 4th step, " stretched the meaning " operating method of formula of bell lifts, because furnace cover lifting mechanism only lifts and acts on bell at vertical direction, in production practice, often there is body of heater destroyed phenomenon under the cohesive force effect of bell, comprise the destruction of body of heater member, form very large potential safety hazard, also have a strong impact on stable normal production of coke oven.
Summary of the invention
The object of the present invention is to provide a kind of changing of the relative positions opening device and using method thereof of coke oven lid, overcome existing technical deficiency, lead in cigarette process in execution, fall and seal after fire door when leading smoke pipe, first make bell on horizontal plane, rotate the changing of the relative positions by topworks, destroy the bounding force of bell sealing slurry between bell and body of heater, then separate bell and body of heater, avoid the process of uncapping to cause body of heater to destroy, realize safety, stably manufactured.
For achieving the above object, technical scheme of the present invention is:
A kind of changing of the relative positions opening device of coke oven lid, comprise outer tube, changing of the relative positions sleeve pipe, cylinder and ear handle bell, outer tube is nested with the outside at changing of the relative positions sleeve pipe, outer sleeve inner wall and changing of the relative positions sleeve outer wall are slidably matched, along the circumferential direction minimumly on outer tube be provided with two oval through holes, two relative outer tube centrosymmetry of oval through hole, the outer wall of the changing of the relative positions sleeve pipe corresponding with oval through hole is provided with push rod, outside at outer tube is provided with cylinder, the piston rod end of cylinder and the end of push rod are hinged, the inwall of described changing of the relative positions sleeve pipe is provided with several and pushes away handle, pushing away handle is uniformly distributed along the inwall of changing of the relative positions sleeve pipe, in the time installing in open site, pushing away handle is meshed with the ear handle on ear handle bell.
The described handle that pushes away is 1:(2 ~ 3 with the ratio of the quantity of ear handle).
The described engagement part cross section, end that pushes away handle and ear handle is trapezoidal.
The upper edge of described changing of the relative positions sleeve pipe is placed in the slideway of outer sleeve inner wall, between the upper edge of changing of the relative positions sleeve pipe and slideway and under outer tube along being equipped with high-temperature resistant seal ring.
A kind of using method of changing of the relative positions opening device of coke oven lid, first the outer tube of opening device is installed on to the lower end of leading smoke pipe, on coking chamber fire door, establish ear handle bell, in the time of tamping coke oven coal-charging, lead smoke pipe and under the effect of leading smoke pipe hoisting appliance, cover coking chamber fire door, the handle that pushes away on opening device is meshed with the ear handle on ear handle bell, cylinder is expanding-contracting action repeatedly, push away handle promotion ear handle bell and on horizontal plane, rotate the changing of the relative positions, destroy the cohesive force of bell sealing slurry, then furnace cover lifting mechanism opens ear handle bell is mentioned and normally led cigarette operation.
Compared with prior art, the invention has the beneficial effects as follows:
1) the employing changing of the relative positions rotatablely moves and overcomes the bounding force of bell sealing slurry between bell and body of heater, thereby realizes the safe separating of bell and body of heater, avoids directly lifting the rigid destruction of the body of heater causing.
2) apparatus structure is brief, and dependable performance economy can realize automatization control.
3) determine according to ear handle bell the distributed quantity and the position that push away handle, guarantee that it can promote the rotation of bell ear handle through short stroke under the pushing effect of cylinder, reach the object of peeling off bell, the trapezoid cross section of its end engagement part can be avoided and the collision of bell ear handle at vertical direction, improves the contraposition efficiency of opening device and fire door.
4) setting of high-temperature resistant seal ring can realize the tight combination between outer tube and changing of the relative positions sleeve pipe and body of heater, prevents that flue gas from escaping.
Accompanying drawing explanation
Fig. 1 is the cigarette view of leading of the prior art;
Fig. 2 is embodiment of the present invention structural representation;
Fig. 3 is the sectional view along A-A line in Fig. 1;
Fig. 4 is that C in Fig. 1 is to view;
Fig. 5 is the B place partial enlarged drawing in Fig. 1;
Fig. 6 is that the embodiment of the present invention is used view.
In figure: 1-furnace roof smoke guiding bogie 2-leads the smoke pipe 3-furnace cover lifting 4-of mechanism and leads the oval through hole 12-of smoke pipe hoisting appliance 5-bell 6-bell sealing slurry 7-outer tube 8-changing of the relative positions sleeve pipe 9-cylinder 10-ear handle bell 11-push rod 13-and push away handle 14-ear handle 15-slideway 16-high-temperature resistant seal ring 17-opening device 18-coking chamber fire door
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
See Fig. 2 to Fig. 5, it is the changing of the relative positions opening device example structure schematic diagram of a kind of coke oven lid of the present invention, comprise outer tube 7, changing of the relative positions sleeve pipe 8, cylinder 9 and ear handle bell 10, outer tube 7 is nested with the outside at changing of the relative positions sleeve pipe 8, outer tube 7 inwalls and changing of the relative positions sleeve pipe 8 outer walls are slidably matched, along the circumferential direction minimumly on outer tube 7 be provided with two oval through holes 11, two relative outer tube 7 centrosymmetry of oval through hole, the outer wall of the changing of the relative positions sleeve pipe 8 corresponding with oval through hole is provided with push rod 12, be provided with cylinder 9 in the outside of outer tube 7, the end of the piston rod end of cylinder 9 and push rod 12 is hinged, the inwall of changing of the relative positions sleeve pipe 8 is provided with several and pushes away handle 13, pushing away handle 13 is uniformly distributed along the inwall of changing of the relative positions sleeve pipe 8, in the time installing in open site, pushing away handle 13 is meshed with the ear handle 14 on ear handle bell 10.
Pushing away handle 13 is 1:(2 ~ 3 with the ratio of the quantity of ear handle 14), in embodiment, pushing away handle quantity is three, ear handle quantity is six, can guarantee that cylinder 9 can promote ear handle bell 10 through short stroke and rotate.Pushing away handle 13 is trapezoidal with the engagement part cross section, end of ear handle 14, while avoiding opening device and fire door contraposition, pushes away handle and ear handle bumps at vertical direction.
The upper edge of changing of the relative positions sleeve pipe 8 is placed in the slideway 15 of outer tube 7 inwalls, and between the upper edge of changing of the relative positions sleeve pipe 8 and slideway 15 and 7 times edges of outer tube are equipped with high-temperature resistant seal ring 16, reduces flue gas excessive.
See Fig. 6, the changing of the relative positions opening device embodiment that is a kind of coke oven lid of the present invention uses view, first the outer tube of opening device 17 is installed on to the lower end of leading smoke pipe 2, on coking chamber fire door 18, establish ear handle bell 10, in the time of tamping coke oven coal-charging, lead smoke pipe 2 contrapositions to coking chamber fire door 18 tops, lead smoke pipe 2 and under the effect of leading smoke pipe hoisting appliance 4, cover coking chamber fire door 18, the handle that pushes away on opening device is meshed with the ear handle on ear handle bell, cylinder is expanding-contracting action repeatedly, push away handle promotion ear handle bell 10 and on horizontal plane, rotate the changing of the relative positions, destroy the cohesive force of bell sealing slurry, then furnace cover lifting mechanism 3 opens ear handle bell 10 is mentioned to leading smoke pipe 2 tops, the initial stage charing indoor positive pressure of can coalingging is higher, measure larger flue gas and import another within the less coking chamber of coking flue gas in latter stage generation from leading smoke pipe one end.
Claims (1)
1. the using method of the opening device of a coke oven lid changing of the relative positions, it is characterized in that, first the outer tube of opening device is installed on to the lower end of leading smoke pipe, on coking chamber fire door, establish ear handle bell, in the time of tamping coke oven coal-charging, lead smoke pipe and under the effect of leading smoke pipe hoisting appliance, cover coking chamber fire door, the handle that pushes away on opening device is meshed with the ear handle on ear handle bell, cylinder is expanding-contracting action repeatedly, push away handle promotion ear handle bell and on horizontal plane, rotate the changing of the relative positions, destroy the cohesive force of bell sealing slurry, then furnace cover lifting mechanism opens ear handle bell is mentioned and normally led cigarette operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310278327.0A CN103320148B (en) | 2013-07-03 | 2013-07-03 | Dislocation starting device of coke oven cover and application method of dislocation starting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310278327.0A CN103320148B (en) | 2013-07-03 | 2013-07-03 | Dislocation starting device of coke oven cover and application method of dislocation starting device |
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| Publication Number | Publication Date |
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| CN103320148A CN103320148A (en) | 2013-09-25 |
| CN103320148B true CN103320148B (en) | 2014-05-21 |
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| CN201310278327.0A Active CN103320148B (en) | 2013-07-03 | 2013-07-03 | Dislocation starting device of coke oven cover and application method of dislocation starting device |
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| CN107201236B (en) * | 2017-07-25 | 2023-06-16 | 五冶集团上海有限公司 | Coke oven smoke guide vehicle and application method thereof |
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| JPS4944038Y2 (en) * | 1971-02-08 | 1974-12-03 | ||
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| JPS5321685B2 (en) * | 1975-02-07 | 1978-07-04 | ||
| CN203360370U (en) * | 2013-07-03 | 2013-12-25 | 中冶焦耐工程技术有限公司 | Dip offset opening device of coke oven cover |
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Effective date of registration: 20180730 Address after: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee after: ACRE Coking And Refractory (Dalian) Engineering Consulting Corp., MCC Address before: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee before: ACRE Coking and Refractory Engineering Consulting Corporation, MCC |