CN104293362A - On-line pouring method of dry-quenching high-temperature expansion joint - Google Patents
On-line pouring method of dry-quenching high-temperature expansion joint Download PDFInfo
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- CN104293362A CN104293362A CN201310299058.6A CN201310299058A CN104293362A CN 104293362 A CN104293362 A CN 104293362A CN 201310299058 A CN201310299058 A CN 201310299058A CN 104293362 A CN104293362 A CN 104293362A
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- expansion joint
- mould
- formwork
- making
- arch
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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
- C10B39/00—Cooling or quenching coke
- C10B39/02—Dry cooling outside the oven
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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)
- Coke Industry (AREA)
Abstract
An on-line pouring method of a dry-quenching high-temperature expansion joint. The whole arch of the expansion joint is a 180-degree semi-circular arch. The on-line pouring method includes following steps: (a) manufacturing a pouring mould, (b) arranging the mould and (c) pouring the expansion joint. The on-line pouring method is reasonable in process design, is simple in operation, is less in safety risk, is good in effect, can save labor intensity and cost, and is free of large-size crane and special tools.
Description
Technical field
The present invention relates to a kind of pouring procedure of mould material, specifically, is the online pouring procedure of a kind of dry coke quenching high-temperature expansion joint.
Background technology
Dry coke quenching is important equipment during coking is produced, and dry coke quenching high-temperature expansion joint generally has two, is positioned at the both sides of one-time dedusting, respectively by one-time dedusting and dryly put out stove and boiler separating is opened, its high temperature material structure mainly anchor nails and mould material.High-temperature expansion joint is as the important component part in dry quenching system, and harmomegathus repeatedly in dry coke quenching is produced, therefore this part easily damages, and causes frequent maintenance, and maintenance difficulty is larger.The maintenance construction of high-temperature expansion joint is carried out according to National Standard of the People's Republic of China's specification " industrial furnace masonry project construction quality accident specification " (GB50211-2004) and " industrial furnace masonry project quality inspection and evaluation standard " (GB50309-2007).
Dry coke quenching high-temperature expansion joint is domes, after mould material is damaged, is generally that expansion joint is disassembled disintegration, and then off-line cast, installs after maintenance to certain condition again.In the process, need to adopt large-scale crane, cost is high and security risk large, needs the personnel coordinated more, long construction period.
Therefore known dry coke quenching high-temperature expansion joint off-line pouring procedure also exists above-mentioned all inconvenience and problem.
Summary of the invention
Object of the present invention, is to propose the online pouring procedure of dry coke quenching high-temperature expansion joint that a kind of security risk is little, effect is good again.
Another object of the present invention, is to propose a kind of online pouring procedure of dry coke quenching high-temperature expansion joint of saving human and material resources, financial resources.
Another object of the present invention, is to propose a kind of online pouring procedure of dry coke quenching high-temperature expansion joint that need not use large-scale crane and some specific Work tools.
For achieving the above object, technical solution of the present invention is:
The online pouring procedure of a kind of dry coke quenching high-temperature expansion joint, whole expansion joint circular arch is 180 ° of semi-circular arches, it is characterized in that comprising the following steps:
The making of a, casting mold, comprises following steps:
(1) making of lifting is encircleed: according to the size of high-temperature expansion joint, make three 60
owooden arch is lifted, and first in ground setting-out, then according to the situation blanking again of setting-out, the arch of making is lifted and is made up of 3 tyre shoes, after tyre shoe is carried out, adopts batten stitching, and is aided with the thick plank tire bar of 20mm in the cambered surface that arch is lifted, and then pegs with iron nail;
(2) making at the bottom of mould: adopt tinned(sheet)iron at the bottom of mould, followed closely and encircleing the surface of lifting, the smooth surface at the bottom of mould is mellow and full, does not have burr, grinds one's teeth;
(3) making of formwork: the plank that formwork employing >=20mm is thick makes, first according to the size setting-out of expansion joint, and then blanking;
Installing of b, mould
Formwork: formwork is placed on the top of encircleing and lifting, is fixed with batten, makes its inside surround the shape of expansion joint liner; Will layer overlay malthoid or brush one deck releasing agent therein before mould installs, with conveniently stripped; Set up base with steel pipe frame when mould installs, be aided with flitch and reinforce respectively installing part, in order to avoid occur displacement, sedimentation and run mould phenomenon in the process of cast; Mould gap everywhere all will block, in order to avoid there is the phenomenon of spillage;
C, expansion joint are poured into a mould, and comprise following steps:
(1) tapetum fibrosum colligation silk is tied up on anchoring piece;
(2) two sections, expansion joint both sides are poured into a mould simultaneously, and sprue gate is separately positioned on the topmost of template;
(3) pour into a mould middle one section of expansion joint, sprue gate is then located at expansion joint at top, needs the steel plate at top, expansion joint position to cut open when arranging, and its openings of sizes can be arranged according to practical situation, and soldering is carried out again in the sprue gate offered after being poured.
The online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention can also be further achieved by the following technical measures.
Aforesaid method, wherein said step a(2) in, adopt three-ply-wood to make at the bottom of mould.
Aforesaid method, wherein said step a(3) in, 2 formworks are arranged on arch and lift on every side, again 2 form boardings carried out split mutually when formwork by the single making of formwork, to facilitate making and formwork.
After adopting technique scheme, the online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention has the following advantages:
1, making step is reasonable in design, simple to operate;
2, security risk is little, effective, saves human and material resources, financial resources;
3, large-scale crane and some specific Work tools need not be used.
Accompanying drawing explanation
Fig. 1 is the casting mold local structure schematic diagram of the embodiment of the present invention;
Fig. 2 is that the online casting mold of expansion joint of the embodiment of the present invention installs schematic diagram.
In figure: 1 the 1st formwork, 2 the 2nd formworks, tinned(sheet)iron at the bottom of 3 moulds, 4 tyre shoes, 5 tire bars, 6 the 3rd formworks, 7 the 4th formworks, 8 the 5th formworks, 9 the 6th formworks, the thorough body of 10 refractory materials, 11 support systems, 12 cushion blocks.
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
Now refer to Fig. 1 and Fig. 2, Fig. 1 is the casting mold local structure schematic diagram of the embodiment of the present invention, and Fig. 2 is that the online casting mold of expansion joint of the embodiment of the present invention installs schematic diagram.The online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention, comprises the following steps:
The making of a, casting mold
Dry coke quenching high-temperature expansion joint of the present invention, its whole expansion joint circular arch is 180 ° of semi-circular arches, and whole expansion joint circular arch is divided into three sections to pour into a mould by the present invention, and every section is 60 °.As shown in Figure 1, be wherein one section, centre in the expansion joint circular arch that is assemblied to form of the 1st formwork 1 and the 2nd formwork 2.Concrete making step is as follows:
(1) making of lifting is encircleed: according to the size of high-temperature expansion joint, make three 60
owooden arch is lifted, and first in ground setting-out, then according to the situation blanking again of setting-out, the arch of making is lifted and is made up of 3 tyre shoes, after tyre shoe is carried out, adopts batten stitching, and is aided with the thick plank tire bar of 20mm in the cambered surface that arch is lifted, and then pegs with iron nail;
(2) making at the bottom of mould: adopt the tinned(sheet)iron that 2mm is thick at the bottom of mould, followed closely and encircleing the surface of lifting, the smooth surface at the bottom of mould is mellow and full, does not have burr, grinds one's teeth;
(3) making of formwork: formwork adopts the plank that 20mm is thick to make, first according to the size setting-out of expansion joint, and then blanking; 2 formworks are arranged on arch and lift on every side, again 2 form boardings carried out split mutually when formwork by formwork first single making, to facilitate making and formwork.As shown in Figure 2, two sections of the both sides in expansion joint circular arch, respectively by the 3rd formwork 6 and the 4th formwork 7, and to be made up of the 5th formwork 8 and the 6th formwork 9.
Installing of b, mould
Formwork: formwork is placed on the top of encircleing and lifting, is fixed with batten, makes its inside surround the shape of expansion joint liner; Before mould installs will therein layer overlay malthoid with conveniently stripped; Set up base with steel pipe frame when mould installs, the flitch composition support system 11 being aided with 100mmx100mm is reinforced respectively installing part, in order to avoid occur displacement, sedimentation and run mould phenomenon in the process of cast; Mould gap everywhere all will block, in order to avoid there is the phenomenon of spillage;
C, expansion joint are poured into a mould, and pour into a mould, comprise following steps by high temperature resistant mould material:
(1) first tapetum fibrosum colligation silk is tied up on anchoring piece;
(2) pour into a mould two sections, expansion joint both sides again, i.e. the 3rd formwork 6 and the 4th formwork 7, and poured into a mould by the 5th formwork 8 and the 6th formwork 9 simultaneously, sprue gate is separately positioned on the topmost of template;
(3) middle one section of expansion joint is finally poured into a mould, i.e. the 1st formwork 1 and the 2nd formwork 2, sprue gate is then located at expansion joint at top, the steel plate at top, expansion joint position is needed to cut open when arranging, its openings of sizes can be arranged according to practical situation, and soldering is carried out again in the sprue gate offered after being poured.For ensureing casting quality, should pour into a mould in the first step, after cast two sections, expansion joint both sides are complete, then carrying out formwork and the cast of in the middle of second step expansion joint one section.
The online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention avoids dismounting high-temperature expansion joint in construction process, do not use large-scale lifting machine, need not personnel coordinate in a large number, there is no specific Work tool, and construction process is simple, has saved cost, has simplified flow process, improve efficiency, make whole construction process time saving and energy saving.
The dry coke quenching overhauling project that the online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention is being born, reach in Sichuan in the husky steel dry coke quenching overhauling project of steel, Anhui horse steel and Jiangsu to obtain and use and promote, dry coke quenching high-temperature expansion joint quality after construction is good, good looking appearance, there is not any problem after operation, receive the abundant affirmation of owner unit and consistent favorable comment.The online pouring procedure of dry coke quenching high-temperature expansion joint of the present invention also by contriver assume responsibility in the dry coke quenching overhauling project of domestic more than 50% and play that it is time saving and energy saving, effect good usefulness again, while raising repair quality, also create larger economic benefit.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, all equivalent technical schemes also should belong to category of the present invention, should be limited by each claim.
Claims (3)
1. the online pouring procedure of dry coke quenching high-temperature expansion joint, whole expansion joint circular arch is 180 ° of semi-circular arches, it is characterized in that comprising the following steps:
The making of a, casting mold, comprises following steps:
(1) making of lifting is encircleed: according to the size of high-temperature expansion joint, make three 60
owooden arch is lifted, and first in ground setting-out, then according to the situation blanking again of setting-out, the arch of making is lifted and is made up of 3 tyre shoes, after tyre shoe is carried out, adopts batten stitching, and is aided with the thick plank tire bar of 20mm in the cambered surface that arch is lifted, and then pegs with iron nail;
(2) making at the bottom of mould: adopt tinned(sheet)iron at the bottom of mould, followed closely and encircleing the surface of lifting, the smooth surface at the bottom of mould is mellow and full, does not have burr, grinds one's teeth;
(3) making of formwork: the plank that formwork employing >=20mm is thick makes, first according to the size setting-out of expansion joint, and then blanking;
Installing of b, mould
Formwork: formwork is placed on the top of encircleing and lifting, is fixed with batten, makes its inside surround the shape of expansion joint liner; Will layer overlay malthoid or brush one deck releasing agent therein before mould installs, with conveniently stripped; Set up base with steel pipe frame when mould installs, be aided with flitch and reinforce respectively installing part, in order to avoid occur displacement, sedimentation and run mould phenomenon in the process of cast; Mould gap everywhere all will block, in order to avoid there is the phenomenon of spillage;
C, expansion joint are poured into a mould, and comprise following steps:
(1) tapetum fibrosum colligation silk is tied up on anchoring piece;
(2) two sections, expansion joint both sides are poured into a mould simultaneously, and sprue gate is separately positioned on the topmost of template;
(3) pour into a mould middle one section of expansion joint, sprue gate is then located at expansion joint at top, needs the steel plate at top, expansion joint position to cut open when arranging, and its openings of sizes is arranged according to practical situation, and soldering is carried out again in the sprue gate offered after being poured.
2. the online pouring procedure of dry coke quenching high-temperature expansion joint as claimed in claim 1, is characterized in that, described step a(2) in, adopt three-ply-wood to make at the bottom of mould.
3. the online pouring procedure of dry coke quenching high-temperature expansion joint as claimed in claim 1, is characterized in that, described step a(3) in, the single making of formwork, 2 formworks are arranged on arch to be lifted on every side, again 2 form boardings is carried out split mutually when formwork, to facilitate making and formwork.
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| CN201310299058.6A CN104293362B (en) | 2013-07-17 | 2013-07-17 | A kind of dry coke quenching high-temperature expansion saves online pouring procedure |
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| CN201310299058.6A CN104293362B (en) | 2013-07-17 | 2013-07-17 | A kind of dry coke quenching high-temperature expansion saves online pouring procedure |
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| CN104293362A true CN104293362A (en) | 2015-01-21 |
| CN104293362B CN104293362B (en) | 2016-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654483A (en) * | 2018-12-10 | 2019-04-19 | 安徽金禾实业股份有限公司 | A kind of circulating fluidized bed boiler material returning device expansion joint Quick overhaul method and device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3277219A (en) * | 1961-03-27 | 1966-10-04 | Lloyd S Turner | Method of molding a building structure by spraying a foamed plastic on the inside of an inflatable form |
| CN201678623U (en) * | 2010-05-07 | 2010-12-22 | 辽宁新兴佳波纹管制造有限公司 | High temperature compensator for dry quenching |
| CN102241995A (en) * | 2010-05-11 | 2011-11-16 | 五冶集团上海有限公司 | Dry quenching expansion joint firebrick structure construction technology |
| CN202125071U (en) * | 2011-06-21 | 2012-01-25 | 中国十九冶集团有限公司 | Arch stuffing device for building flue arch crown |
| CN202203580U (en) * | 2011-08-19 | 2012-04-25 | 济钢集团国际工程技术有限公司 | Novel high-temperature inner linear of expansion joint |
| KR20120122790A (en) * | 2011-04-29 | 2012-11-07 | (주)유경기술단 | Apparatus for forming underground dome structure by oil pressure type lift and constructing method using the same |
| CN103059883A (en) * | 2011-10-24 | 2013-04-24 | 五冶集团上海有限公司 | Arch stuffing supporting technology by bricking arch apex for division of flue in coke oven |
-
2013
- 2013-07-17 CN CN201310299058.6A patent/CN104293362B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3277219A (en) * | 1961-03-27 | 1966-10-04 | Lloyd S Turner | Method of molding a building structure by spraying a foamed plastic on the inside of an inflatable form |
| CN201678623U (en) * | 2010-05-07 | 2010-12-22 | 辽宁新兴佳波纹管制造有限公司 | High temperature compensator for dry quenching |
| CN102241995A (en) * | 2010-05-11 | 2011-11-16 | 五冶集团上海有限公司 | Dry quenching expansion joint firebrick structure construction technology |
| KR20120122790A (en) * | 2011-04-29 | 2012-11-07 | (주)유경기술단 | Apparatus for forming underground dome structure by oil pressure type lift and constructing method using the same |
| CN202125071U (en) * | 2011-06-21 | 2012-01-25 | 中国十九冶集团有限公司 | Arch stuffing device for building flue arch crown |
| CN202203580U (en) * | 2011-08-19 | 2012-04-25 | 济钢集团国际工程技术有限公司 | Novel high-temperature inner linear of expansion joint |
| CN103059883A (en) * | 2011-10-24 | 2013-04-24 | 五冶集团上海有限公司 | Arch stuffing supporting technology by bricking arch apex for division of flue in coke oven |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654483A (en) * | 2018-12-10 | 2019-04-19 | 安徽金禾实业股份有限公司 | A kind of circulating fluidized bed boiler material returning device expansion joint Quick overhaul method and device |
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| Publication number | Publication date |
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| CN104293362B (en) | 2016-06-01 |
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