CN107043632B - Non-metal compensator flange assembly of dry quenching rotary sealing valve and manufacturing method thereof - Google Patents
Non-metal compensator flange assembly of dry quenching rotary sealing valve and manufacturing method thereof Download PDFInfo
- Publication number
- CN107043632B CN107043632B CN201710394199.4A CN201710394199A CN107043632B CN 107043632 B CN107043632 B CN 107043632B CN 201710394199 A CN201710394199 A CN 201710394199A CN 107043632 B CN107043632 B CN 107043632B
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- Prior art keywords
- flange
- sealing
- sealing cloth
- cloth
- layer
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- 238000007789 sealing Methods 0.000 title claims abstract description 74
- 238000010791 quenching Methods 0.000 title claims abstract description 27
- 230000000171 quenching effect Effects 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 229910052755 nonmetal Inorganic materials 0.000 title description 6
- 150000002843 nonmetals Chemical class 0.000 title description 2
- 239000004744 fabric Substances 0.000 claims abstract description 51
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000741 silica gel Substances 0.000 claims abstract description 16
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 16
- 238000002844 melting Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims 1
- 238000009958 sewing Methods 0.000 abstract description 8
- 230000008018 melting Effects 0.000 abstract description 3
- 239000000571 coke Substances 0.000 description 17
- 239000007789 gas Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000004939 coking Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012943 hotmelt Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G29/00—Rotary conveyors, e.g. rotating discs, arms, star-wheels or cones
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
- Lift Valve (AREA)
- Sealing Devices (AREA)
Abstract
The invention provides a nonmetallic compensator flange assembly of a dry quenching rotary sealing valve, which is arranged between a feed inlet of the rotary sealing valve and a vibration feeder and comprises sealing cloth, a frame body flange member for fixing the sealing cloth and a fastener for fixedly connecting an upper flange member and a lower flange member, wherein the fixing part of the edge of the sealing cloth and a flange groove is of a double-layer structure, a plug strip is arranged in the middle of the fixing part, and sealing silica gel is coated at the bottom of a flange groove and an opening part of the flange groove. The invention also provides a manufacturing method of the nonmetallic compensator flange assembly. According to the nonmetallic compensator flange assembly, a double-layer sealing cloth structure is formed at the assembling position of the sealing cloth and the flange groove by using the plug strip, so that the sealing cloth and the flange can be conveniently installed and fixed, the sealing cloth cannot be damaged during assembly, and the overall air tightness of the assembly is ensured; in addition, the sealing cloth adopts a hot melting mode to carry out edge sealing instead of a thread sewing mode, so that leakage of harmful gas through sewing needle holes is avoided.
Description
Technical Field
The invention relates to the technical field of coke coking, in particular to a non-metal flange component of a dry quenching rotary sealing valve in a dry quenching project and a manufacturing method thereof.
Background
The coke is mainly used for blast furnace ironmaking and blast furnace smelting of nonferrous metals such as copper, lead, zinc, titanium, antimony, mercury and the like, and in the coking process, high-temperature red coke is discharged after being quenched, compared with the traditional wet quenching process, the dry quenching process can absorb red Jiao Reliang, save energy, improve the quality of the coke and improve the environment and reduce pollution, so the dry quenching has become a main quenching method in the coking industry.
The coke dry quenching rotary sealing valve is a key device in a coke dry quenching project of a coke plant, is arranged at the bottom of the coke dry quenching furnace, a material inlet is connected with a vibration feeder, a material outlet is connected with a coke discharge chute, and the coke dry quenching rotary sealing valve has the function of continuously discharging coke quantitatively discharged by the vibration feeder in a closed state, can continuously and quantitatively discharge the coke, has good sealing property and wear resistance, can effectively control the leakage of circulating gas and dust in the coke dry quenching furnace, stabilizes the pressure of the circulating gas in the coke dry quenching furnace, and is a key device necessary for the modern coke dry quenching process.
The rotary sealing valve is installed at the outlet of the lowest end of the dry quenching device and mainly comprises a valve body, a rotor, a sealing component, a driving device, an automatic fat feeder and the like, and has the functions of ensuring continuous quantitative coke discharge, separating the inside from the outside of the system and stabilizing the pressure of the dry quenching furnace system.
For a dry quenching rotary seal valve, the tightness of the device is one of the most important performance indexes. Care is also taken to avoid harmful gases such as CO, H when coke pieces are fed from the vibratory feeder into the rotary sealing valve 2 S and CH 4 And the like, for which purpose a non-metallic compensator flange assembly is required to be placed between the vibratory feeder and the rotary seal valve inlet, by securing the seal layer in the flange recess to form a frame-like flange assembly and then mounting it at the seal valve inlet. The conventional nonmetallic compensator flange assembly has problems in the use process, for example, the sealing layer forming the sealing material is formed by sewing a plurality of layers of materials by threads, and the sealing performance is poor and air leakage is easy to occur due to the existence of sewing pinholes; the sealed layer is directly fixed with the flange by using a screw, and the screw can damage the sealed layer when being fixed, and can cause the problem of tightness and air leakage. Accordingly, there is a need for improvements in the non-metallic compensator flange assemblies of current rotary seal valves that avoid the above-described problems.
Disclosure of Invention
Aiming at the problems existing in the use of the non-metal compensator flange assembly of the conventional dry quenching rotary sealing valve, the invention aims to provide the non-metal compensator flange assembly of the dry quenching rotary sealing valve in the dry quenching engineering and a manufacturing method thereof, which have excellent sealing effect and avoid gas leakage during feeding.
The non-metal compensator flange component comprises sealing cloth, a frame body flange component and a fastener, wherein the sealing cloth is formed by multiple layers of materials in a hot-melting combination mode, the frame body flange component is used for fixing the sealing cloth, the fastener is used for fixedly connecting the upper flange component and the lower flange component, the fixing position of the edge of the sealing cloth and a flange groove is of a double-layer structure and is fixed with the flange component through bolts, a plug strip is arranged in the middle of the double-layer structure, and sealing silica gel is coated on the bottom and the opening of the flange groove.
Preferably, the sealing cloth has a five-layer structure, the outer layer and the middle layer are aluminum foil glass fiber layers, and a silica gel glass fiber layer and a Teflon layer are respectively arranged between the outer layer and the middle layer.
According to another object of the present invention, the present invention also provides a method for manufacturing the non-metallic compensator flange assembly, which includes the following steps:
step (a): coating silica gel on the whole periphery of the bottom of the concave groove of the flange component;
step (b): filling the plug into sealing cloth, wherein the sealing cloth forms a double-layer cloth structure at the edge assembled with the flange groove;
step (c): putting the sealing cloth into the flange groove by knocking the plug strip;
step (d): the sealing cloth is tightly pressed by using the bolt with glue and is locked with the flange;
step (e): coating silica gel on the whole periphery of the opening part of the flange groove; and
step (f): and (3) after the silica gel is solidified, performing an airtight test on the nonmetallic compensator flange assembly.
Preferably, the step (b) is preceded by a step of edge hot-melt bonding the layered sealing cloth.
According to the nonmetallic compensator flange assembly, a double-layer sealing cloth structure is formed at the assembling position of the sealing cloth and the flange groove by using the plug strip, so that the sealing cloth and the flange can be conveniently installed and fixed, and the sealing cloth is not completely destroyed when the sealing cloth and the flange are fastened by using the bolts, and the integral air tightness of the assembly is ensured; in addition, the sealing cloth adopts a hot melting mode to carry out edge sealing instead of a thread sewing mode, so that leakage of harmful gas through sewing needle holes is avoided.
Drawings
The foregoing and other objects, features, and advantages of the invention will become apparent from the following detailed description taken in conjunction with the accompanying drawings. Wherein:
FIG. 1 is a schematic diagram of an assembled structure of a nonmetallic compensator flange assembly of a dry quenching rotary seal valve according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front view of a non-metallic compensator flange assembly of a rotary seal valve of the present invention;
FIG. 3 is a schematic side view of the non-metallic compensator flange assembly of FIG. 2;
FIG. 4 is a schematic illustration of the process steps for making a non-metallic compensator flange assembly for a rotary seal valve according to the present invention.
Detailed Description
The structural features and advantages of a non-metallic compensator flange assembly of a rotary seal valve for dry quenching in accordance with the present invention are detailed below in conjunction with the accompanying drawings.
Referring to fig. 1, a schematic diagram of an assembly structure of a nonmetallic compensator flange assembly of a rotary seal valve for dry quenching according to an embodiment of the present invention is shown, the nonmetallic compensator flange assembly 20 is disposed between a feed inlet 12 of a valve body 10 of the rotary seal valve and a vibration feeder 30, referring to fig. 2 and 3, the nonmetallic compensator flange assembly 20 includes a sealing cloth 22 formed of a plurality of layers of materials, which are thermally bonded at edges, a frame flange member 24 for fixing the sealing cloth, and a fastener 26 for fixedly connecting the upper and lower flange members, wherein the fixing portion of the edge of the sealing cloth 22 and the flange groove is a double-layer structure and is fixed with the flange member by bolts, a stopper 223 is disposed between the double-layer structure, and both the bottom and the opening of the flange groove are coated with sealing silica gel. In a preferred embodiment, the sealing cloth has a five-layer structure, the outer layer and the middle layer are aluminum foil glass fiber layers, and a silica gel glass fiber layer and a Teflon layer are respectively arranged between the outer layer and the middle layer.
Referring to fig. 4, the manufacturing process steps of the non-metallic compensator flange assembly of the present invention are as follows:
step (a): coating silica gel 221 on the whole circumference of the bottom of the groove of the flange member 24;
step (b): the plug strip is arranged in a sealing cloth 22 with a hot-melt edge sealing, and the sealing cloth forms a double-layer cloth structure at the edge assembled with the flange groove;
step (c): putting the sealing cloth into the flange groove by knocking the plug strip;
step (d): the sealing cloth is tightly pressed and locked with the flange by using bolts 241 with glue;
step (e): coating silica gel 221 on the whole periphery of the opening of the flange groove; and
step (f): and (3) after the silica gel is solidified, performing an airtight test on the nonmetallic compensator flange assembly.
According to the nonmetallic compensator flange assembly, a double-layer sealing cloth structure is formed at the assembling position of the sealing cloth and the flange groove by using the plug strip, so that the sealing cloth and the flange can be conveniently installed and fixed, and the sealing cloth is not completely destroyed when the sealing cloth and the flange are fastened by using the bolts, and the integral air tightness of the assembly is ensured; in addition, the sealing cloth adopts a hot melting mode to carry out edge sealing instead of a thread sewing mode, so that leakage of harmful gas through sewing needle holes is avoided.
The nonmetallic compensator flange component of the dry quenching rotary sealing valve is convenient to prepare and good in overall air tightness, and gas leakage during feeding is avoided.
The invention is not limited to the embodiments described, but a person skilled in the art may make modifications or changes without departing from the spirit of the invention, i.e. the scope of the disclosure, and the scope of the invention is defined by the claims.
Claims (3)
1. The manufacturing method of the nonmetallic compensator flange assembly for the dry quenching rotary sealing valve is characterized in that the nonmetallic compensator flange assembly comprises sealing cloth, a frame body flange component and a fastening piece, wherein the sealing cloth is formed by a plurality of layers of materials in a hot-melting mode, the frame body flange component is used for fixing the sealing cloth, the fastening piece is used for fixedly connecting the upper flange component and the lower flange component, the fixing position of the edge of the sealing cloth and a flange groove is of a double-layer structure and is fixed with the flange component through bolts, a plug strip is arranged in the middle of the double-layer structure, and sealing silica gel is coated on the bottom and the opening of the flange groove; the manufacturing method comprises the following steps:
step (a): coating silica gel on the whole periphery of the bottom of the concave groove of the flange component;
step (b): filling the plug into sealing cloth, wherein the sealing cloth forms a double-layer cloth structure at the edge assembled with the flange groove;
step (c): putting the sealing cloth into the flange groove by knocking the plug strip;
step (d): the sealing cloth is tightly pressed by using the bolt with glue and is locked with the flange;
step (e): coating silica gel on the whole periphery of the opening part of the flange groove; the method comprises the steps of,
step (f): and (3) after the silica gel is solidified, performing an airtight test on the nonmetallic compensator flange assembly.
2. The method of claim 1, further comprising the step of thermally fusion bonding the layered sealing cloth prior to step (b).
3. The manufacturing method of claim 1, wherein the sealing cloth has a five-layer structure, the outer layer and the middle layer are aluminum foil glass fiber layers, and a silica gel glass fiber layer and a Teflon layer are respectively arranged between the outer layer and the middle layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710394199.4A CN107043632B (en) | 2017-05-28 | 2017-05-28 | Non-metal compensator flange assembly of dry quenching rotary sealing valve and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710394199.4A CN107043632B (en) | 2017-05-28 | 2017-05-28 | Non-metal compensator flange assembly of dry quenching rotary sealing valve and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107043632A CN107043632A (en) | 2017-08-15 |
| CN107043632B true CN107043632B (en) | 2024-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710394199.4A Active CN107043632B (en) | 2017-05-28 | 2017-05-28 | Non-metal compensator flange assembly of dry quenching rotary sealing valve and manufacturing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN107043632B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827020B (en) * | 2018-08-27 | 2024-01-26 | 瑞安市阀门一厂 | Quick-dismantling nonmetallic compensator |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2134580A1 (en) * | 1971-07-10 | 1973-01-25 | Zimmermann & Jansen Gmbh | Blast furnace gas line slide valve - with inflatable sealing means |
| SU615953A1 (en) * | 1977-01-17 | 1978-07-25 | Предприятие П/Я А-7697 | Plant for obtaining powder from liquid metal |
| CN201922590U (en) * | 2010-11-09 | 2011-08-10 | 安徽宏瑞波纹管有限公司 | Expansion joint circle cover |
| CN104251361A (en) * | 2013-06-25 | 2014-12-31 | 泰州市立山机械有限公司 | Corrugated expansion joint |
| CN203604893U (en) * | 2013-12-06 | 2014-05-21 | 江苏宝金来管道成套设备有限公司 | Anti-corrosion non-metal compensator for flue gas decarburization system |
| CN203581968U (en) * | 2013-12-09 | 2014-05-07 | 攀钢集团攀枝花钢钒有限公司 | Connecting structure used for tamping coke oven dry quenching rotary seal valve |
| CN104329529A (en) * | 2014-11-04 | 2015-02-04 | 陈墅庚 | Novel precision-type high-pressure-resistant rotary compensator |
| CN106011400A (en) * | 2016-06-14 | 2016-10-12 | 泰州市启航石油分析仪器有限公司 | High-temperature-resistant non-metallic expansion joint |
| CN206970526U (en) * | 2017-05-28 | 2018-02-06 | 科世茂机械设备（兴化）有限公司 | The non-metal compensator flange assembly of rotary sealing valve in coke dry quenching |
-
2017
- 2017-05-28 CN CN201710394199.4A patent/CN107043632B/en active Active
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| CN107043632A (en) | 2017-08-15 |
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Effective date of registration: 20231212 Address after: 225300 Yongcheng Standard Factory Building 1-156, Minhe Road, Science and Technology Incubation Industrial Park, Gaogang District, Taizhou City, Jiangsu Province Applicant after: Jiangsu Xinmaoxin Machinery Equipment Co.,Ltd. Address before: 225700 south of Chengnan Road, Xinghua Economic Development Zone, Taizhou City, Jiangsu Province Applicant before: KESHIMAO MECHANICAL EQUIPMENT (XINGHUA) CO.,LTD. |
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