CN104560067A - Furnace stay fixing device used for replacing coke oven cross brace - Google Patents
Furnace stay fixing device used for replacing coke oven cross brace Download PDFInfo
- Publication number
- CN104560067A CN104560067A CN201510050008.3A CN201510050008A CN104560067A CN 104560067 A CN104560067 A CN 104560067A CN 201510050008 A CN201510050008 A CN 201510050008A CN 104560067 A CN104560067 A CN 104560067A
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- China
- Prior art keywords
- furnace
- furnace stay
- crossbeam
- pull bar
- stationary installation
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B29/00—Other details of coke ovens
- C10B29/08—Bracing or foundation of the ovens
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention provides a furnace stay fixing device used for replacing a coke oven cross brace. The furnace stay fixing device comprises a cross beam (2), a nut (4), a compression spring (5), a connecting piece (7) and a pull rod (8). The furnace stay fixing device is characterized in that the length of the cross beam (2) is not less than twice of the distance between two adjacent furnace stays, a through hole is formed in the middle of the cross beam (2), supporting leg parts (21) are arranged at two ends of the cross beam (2), and the distance between the supporting leg parts (21) and the through hole is equal to the distance between two adjacent furnace stays; the pull rod (8) passes through the through hole of the cross beam (2); the nut (4) is in threaded connection with one end of the pull rod (8); the connecting piece (7) is positioned at one end of the pull rod (8) far away from the nut (4) for connecting the furnace stays with the pull rod (8); and the compression spring (5) sleeves the pull rod (8), one end of the compression spring (5) is butt-jointed with the nut (4), and the other end of the compression spring (5) is butt-jointed with the cross beam (2). The furnace stay fixing device provided by the invention can reduce the impact of replacement of the cross brace on the normal production of a coke oven, shorten the replacement time, and improve the security of a replacement process.
Description
Technical field
The present invention relates to coke oven for iron technical field, particularly relating to a kind of furnace stay stationary installation for changing coke oven cross-brace.
Background technology
Pit kiln is a kind of stove be usually built into by refractory brick and refractory block, for making coal carbonization to produce coke.Furnace retaining equipment should be installed in the outside of coke oven masonry; utilize the potential energy of adjustable spring; continuously to masonry apply enough, be evenly distributed rational protectiveness pressure, makes masonry self expand and still can keep complete, tight under External Force Acting, thus the normal production of guarantee coke oven.
Furnace retaining equipment comprises firedoor frame and protecting sheet, furnace stay, in length and breadth tie rod, spring and fire door etc.Furnace stay joist steel or channel-section steel are welded, and also can be made up of special square hollow steel, are arranged on the outside of machine, coke side burner protecting sheet.The tie rod of coke oven is divided into vertical tie rod and horizontal brace two kinds, horizontal brace soft steel round steel is made, along combustion chamber length to being arranged on furnace roof and furnace bottom, for the furnace stay of fastener, burnt both sides, the top horizontal brace at furnace roof place is placed in the brick groove of furnace roof, the bottom horizontal brace at furnace bottom place is short tie rod, is embedded in the furnace foundation platform of machine, coke side.
During coke oven is produced, arbitrary diameter of section of horizontal brace must not be less than 75% of virgin state, and horizontal brace tapers to a certain degree just answers weld reinforcement to reinforce or changes, otherwise will affect the provide protection of furnace retaining equipment to masonry.When changing top horizontal brace, reply machine, coke side furnace stay take the technical measures of protectiveness, prevent from moving outside furnace stay top.At present, wireline and chain hoist is usually adopted to fix machine, the coke side furnace stay of the corresponding heat (batch) number of horizontal brace.But, owing to crossing over the coal Car Track on furnace roof during above-mentioned tool operation, so can only carry out when adding coal car and stopping, coke oven can be affected so normally produce, and, because furnace roof surface temperature is high, especially near coal filling hole, wireline and chain hoist component meeting temperature distortion, bad to the fixed effect of furnace stay, also there is potential safety hazard.
In sum, how to reduce the impact changed horizontal brace and normally produce coke oven, the security improving Renewal process becomes those skilled in the art's technical problem urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of furnace stay stationary installation for changing coke oven cross-brace, this furnace stay stationary installation can reduce the impact changed horizontal brace and normally produce coke oven, improves the security of Renewal process.
In order to achieve the above object, the invention provides following technical scheme:
For changing a furnace stay stationary installation for coke oven cross-brace, comprising:
Crossbeam, the length of described crossbeam is not less than two times of adjacent two furnace stay spacings, the middle part of described crossbeam is provided with through hole, and described crossbeam is provided with near two ends with described crossbeam length to vertical foot section, and the distance between described foot section and described through hole equals the distance between adjacent two furnace stays;
Through the pull bar of described through hole, one end of described pull bar is provided with the nut be connected with described pull rod screw, and described nut is positioned at the opposite side of the relatively described foot section of described crossbeam;
Be socketed in the compression spring on described pull bar, one end of described compression spring abuts with described nut, and the other end abuts with described crossbeam;
For connecting the web member of furnace stay and described pull bar, described web member is connected with described pull bar one end away from described nut.
Preferably, in above-mentioned furnace stay stationary installation, described web member is the square frame that can be socketed on furnace stay.
Preferably, in above-mentioned furnace stay stationary installation, described square frame is formed by two U-shaped fastener pin joints.
Preferably, in above-mentioned furnace stay stationary installation, one end of described pull bar is provided with the forked element coordinated with described square frame, described square frame and described forked element pin joint.
Preferably, in above-mentioned furnace stay stationary installation, described foot section is adjustable to position along described crossbeam length.
Preferably, in above-mentioned furnace stay stationary installation, described crossbeam is provided with lacing hole near two ends.
Preferably, in above-mentioned furnace stay stationary installation, described compression spring two ends are provided with pad.
When applying furnace stay stationary installation provided by the invention replacing horizontal brace, this furnace stay stationary installation is used in the pusher side of the corresponding heat (batch) number of horizontal brace and coke side, according to technique scheme, furnace stay and pull bar couple together by web member, pull bar is through the through hole in the middle part of crossbeam, because crossbeam is provided with crossbeam length to vertical foot section near two ends, distance between foot section and through hole equals the distance between adjacent two furnace stays, so the foot section of crossbeam can be connected on the furnace stay at crossbeam two ends, when fastening nut makes compression spring shrink, the foot section at crossbeam two ends then becomes fulcrum force, so, compression spring is by crossbeam and based on the furnace stay at crossbeam two ends, elastic force is passed through nut, pull bar and web member pass on the furnace stay in the middle part of crossbeam, for the furnace stay in the middle part of crossbeam provides protectiveness pulling force, furnace stay is made to keep fixing when changing horizontal brace.
As can be seen here, the present invention only just can fix furnace stay near coke oven machine side or coke side region job, can not affect during fixing furnace stay and add coal car and normally work, and, the region that furnace roof coal filling hole equitemperature is higher is avoided during operation of the present invention, the impact of high temperature on component can be reduced, better to the fixed effect of furnace stay.In sum, the present invention can reduce the impact changed horizontal brace and normally produce coke oven, improves the security of Renewal process.In addition, structure of the present invention is simple, easy to operate, is conducive to shortening replacing construction.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is that a kind of furnace stay stationary installation for changing coke oven cross-brace provided by the invention arranges schematic diagram;
Fig. 2 is the block diagram of part 7 in Fig. 1;
Fig. 3 is the schematic diagram of part 8 in Fig. 1.
Be labeled as in figure:
1, furnace stay; 2, crossbeam; 21, foot section; 3, pad; 4, nut; 5, compression spring; 6, pin; 7, web member; 71, U-shaped fastener; 711, the first pin-and-hole; 8, pull bar; 81, forked element; 811, the second pin-and-hole.
Embodiment
For the ease of understanding, below in conjunction with accompanying drawing, the invention will be further described.
See Fig. 1 ~ Fig. 3, Fig. 1 be provided by the invention a kind of for change coke oven cross-brace furnace stay stationary installation arrange schematic diagram, Fig. 2 is the schematic diagram of part 7 in Fig. 1, and Fig. 3 is the schematic diagram of part 8 in Fig. 1.
A kind of furnace stay stationary installation for changing coke oven cross-brace provided by the invention comprises crossbeam 2, nut 4, compression spring 5, web member 7 and pull bar 8.
Wherein, the length of crossbeam 2 is not less than two times of adjacent two furnace stay 1 spacings, the middle part of crossbeam 2 is provided with through hole (not shown), and crossbeam 2 is provided with long with crossbeam 2 to vertical foot section 21 near two ends, the distance between foot section 21 and through hole equals the distance between adjacent two furnace stays 1;
Pull bar 8 is through the through hole of crossbeam 2;
Nut 4 is positioned at the opposite side in crossbeam 2 opposing feet portion 21, and is connected with the threaded one end of pull bar 8;
Web member 7 is positioned at pull bar 8 one end away from nut 4, connects furnace stay 1 and pull bar 8;
Compression spring 5 is socketed on pull bar 8, and one end abuts with nut 4, and the other end abuts with crossbeam 2.
When applying furnace stay stationary installation provided by the invention replacing horizontal brace, this furnace stay stationary installation is used in the pusher side of the corresponding heat (batch) number of horizontal brace and coke side, furnace stay 1 and pull bar 8 couple together by web member 7, pull bar 8 is through the through hole in the middle part of crossbeam 2, because crossbeam 2 is provided with long with crossbeam 2 to vertical foot section 21 near two ends, distance between foot section 21 and through hole equals the distance between adjacent two furnace stays 1, so the foot section 21 of crossbeam 2 can be connected on the furnace stay 1 at crossbeam two ends, when fastening nut 4 makes compression spring 5 shrink, the foot section 21 at crossbeam 2 two ends becomes fulcrum force, so, compression spring 5 is by crossbeam 2 and based on the furnace stay 1 at crossbeam 2 two ends, by elastic force by nut 4, pull bar 8 and web member 7 pass on the furnace stay 1 in the middle part of crossbeam 2, for the furnace stay 1 in the middle part of crossbeam 2 provides protectiveness pulling force, furnace stay 1 is made to keep fixing when changing horizontal brace.
As can be seen here, the present invention only just can fix furnace stay near coke oven machine side or coke side region job, can not affect during fixing furnace stay and add coal car and normally work, and, the region that furnace roof coal filling hole equitemperature is higher is avoided during operation of the present invention, the impact of high temperature on component can be reduced, better to the fixed effect of furnace stay.In sum, the present invention can reduce the impact changed horizontal brace and normally produce coke oven, improves the security of Renewal process.In addition, structure of the present invention is simple, easy to operate, is conducive to shortening replacing construction.
See Fig. 1, in the present embodiment, for improving contact and adapting to compression spring 5 outside dimension, be provided with pad 3 at compression spring 5 two ends.
See Fig. 1 ~ Fig. 3, in the present embodiment, web member 7 is to be socketed in the square frame on furnace stay 1, and square frame is made up of two U-shaped fasteners 71, offers the first pin-and-hole 711 at the two ends of U-shaped fastener 71.During use, snapped in by two U-shaped fasteners 71 from the both sides that furnace stay 1 is relative, the first pin-and-hole 711 of two U-shaped fasteners 71 aims at rear insertion pin 6, and square frame is socketed on furnace stay the most at last.One end of pull bar 8 is provided with the forked element 81 coordinated with square frame, and forked element 81 is offered the second pin-and-hole 811, second pin-and-hole 811 and the first pin-and-hole 71 and aimed at and be connected square frame and forked element 81 with pin 6 afterwards, and furnace stay 1 and pull bar 8 couple together by final web member 7.
Certainly, web member 7 can adopt other forms to be connected with pull bar 8 by furnace stay 1 as required, if web member 7 can be wireline, adopts the form of setting fastening to connect furnace stay 1 and pull bar 8.
When the furnace stay that crossbeam bar is corresponding is positioned at file leader or the last person of pusher side or the whole grate furnace post of coke side, crossbeam 2 only has the foot section 21 of one end can be connected on furnace stay, the other end then needs extra fixing, usual employing wire rope rope is tied up and is fixed, tie up the end of crossbeam 2 for convenience of wire rope rope, crossbeam 2 can be provided with lacing hole near two ends.
See Fig. 1, for adapting to the distance between adjacent two furnace stays 1, it is long adjustable to position along crossbeam 2 that foot section 21 can be set, like this, being met the needs of different coke-oven by the position adjusting foot section 21, be conducive to the suitability improving furnace stay stationary installation.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of embodiment, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to embodiment illustrated herein, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1., for changing a furnace stay stationary installation for coke oven cross-brace, it is characterized in that, comprise:
Crossbeam (2), the length of described crossbeam (2) is not less than two times of adjacent two furnace stays (1) spacing, the middle part of described crossbeam (2) is provided with through hole, described crossbeam (2) is provided with long with described crossbeam (2) to vertical foot section (21) near two ends, the distance between described foot section (21) and described through hole equals the distance between adjacent two furnace stays (1);
Through the pull bar (8) of described through hole, one end of described pull bar (8) is provided with the nut (4) be threaded with described pull bar (8), and described nut (4) is positioned at the opposite side of the relatively described foot section (21) of described crossbeam (2);
Be socketed in the compression spring (5) on described pull bar (8), one end of described compression spring (5) abuts with described nut (4), and the other end abuts with described crossbeam (2);
For connecting the web member (7) of furnace stay (1) and described pull bar (8), described web member (7) is connected with described pull bar (8) one end away from described nut (4).
2. furnace stay stationary installation according to claim 1, is characterized in that, described web member (7) is the square frame that can be socketed on furnace stay (1).
3. furnace stay stationary installation according to claim 2, is characterized in that, described square frame is formed by two U-shaped fastener (71) pin joints.
4. furnace stay stationary installation according to claim 2, is characterized in that, one end of described pull bar (8) is provided with the forked element (81) coordinated with described square frame, described square frame and described forked element (81) pin joint.
5. furnace stay stationary installation according to claim 1, is characterized in that, described foot section (21) is long adjustable to position along described crossbeam (2).
6. furnace stay stationary installation according to claim 1, is characterized in that, described crossbeam (2) is provided with lacing hole near two ends.
7. furnace stay stationary installation according to claim 1, is characterized in that, described compression spring (5) two ends are provided with pad (3).
Priority Applications (1)
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CN201510050008.3A CN104560067A (en) | 2015-01-30 | 2015-01-30 | Furnace stay fixing device used for replacing coke oven cross brace |
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CN201510050008.3A CN104560067A (en) | 2015-01-30 | 2015-01-30 | Furnace stay fixing device used for replacing coke oven cross brace |
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CN201510050008.3A Pending CN104560067A (en) | 2015-01-30 | 2015-01-30 | Furnace stay fixing device used for replacing coke oven cross brace |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106010608A (en) * | 2016-07-08 | 2016-10-12 | 中国重型机械研究院股份公司 | Double-barrel rotary pyrolysis kiln inner barrel supporting structure |
CN107201235A (en) * | 2017-07-21 | 2017-09-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of protector being broken for coke oven top cross-brace and its application method |
CN108929707A (en) * | 2017-05-25 | 2018-12-04 | 五冶集团上海有限公司 | A kind of stationary fixture and its application method for oven top of coke oven cross-brace reinforcement |
CN109913247A (en) * | 2019-03-25 | 2019-06-21 | 五冶集团上海有限公司 | A kind of coke oven combustion chamber furnace wall hot repair furnace column fixer |
CN114874789A (en) * | 2022-04-23 | 2022-08-09 | 中国五冶集团有限公司 | Installation method of lower cross brace of clean heat recovery tamping type coke oven |
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EP0053659A1 (en) * | 1980-11-28 | 1982-06-16 | Krupp Koppers GmbH | Bracing system to alleviate the stresses produced in a multilayer wall |
CN102002374A (en) * | 2010-12-06 | 2011-04-06 | 中国二十二冶集团有限公司 | Thermal-exchange construction method of coke oven column |
CN204417404U (en) * | 2015-01-30 | 2015-06-24 | 山东钢铁股份有限公司 | A kind of furnace stay stationary installation for changing coke oven cross-brace |
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2015
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EP0053659A1 (en) * | 1980-11-28 | 1982-06-16 | Krupp Koppers GmbH | Bracing system to alleviate the stresses produced in a multilayer wall |
CN102002374A (en) * | 2010-12-06 | 2011-04-06 | 中国二十二冶集团有限公司 | Thermal-exchange construction method of coke oven column |
CN204417404U (en) * | 2015-01-30 | 2015-06-24 | 山东钢铁股份有限公司 | A kind of furnace stay stationary installation for changing coke oven cross-brace |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106010608A (en) * | 2016-07-08 | 2016-10-12 | 中国重型机械研究院股份公司 | Double-barrel rotary pyrolysis kiln inner barrel supporting structure |
CN106010608B (en) * | 2016-07-08 | 2021-05-11 | 中国重型机械研究院股份公司 | Double-barrel rotary pyrolysis kiln inner barrel supporting structure |
CN108929707A (en) * | 2017-05-25 | 2018-12-04 | 五冶集团上海有限公司 | A kind of stationary fixture and its application method for oven top of coke oven cross-brace reinforcement |
CN107201235A (en) * | 2017-07-21 | 2017-09-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of protector being broken for coke oven top cross-brace and its application method |
CN107201235B (en) * | 2017-07-21 | 2022-08-19 | 中冶焦耐(大连)工程技术有限公司 | Protection device for cracking of cross brace on upper part of coke oven and use method of protection device |
CN109913247A (en) * | 2019-03-25 | 2019-06-21 | 五冶集团上海有限公司 | A kind of coke oven combustion chamber furnace wall hot repair furnace column fixer |
CN114874789A (en) * | 2022-04-23 | 2022-08-09 | 中国五冶集团有限公司 | Installation method of lower cross brace of clean heat recovery tamping type coke oven |
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