CN204453824U - A kind of Pneumatic ash conveying large ash silo ash inlet assembly - Google Patents
A kind of Pneumatic ash conveying large ash silo ash inlet assembly Download PDFInfo
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- CN204453824U CN204453824U CN201520113221.XU CN201520113221U CN204453824U CN 204453824 U CN204453824 U CN 204453824U CN 201520113221 U CN201520113221 U CN 201520113221U CN 204453824 U CN204453824 U CN 204453824U
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Abstract
A kind of Pneumatic ash conveying large ash silo ash inlet assembly, belongs to Pneumatic ash conveying equipment technical field, for conveying blast furnace dedusting ash.Its technical scheme is: the periphery connecing wear resistance ceramic tube in extension tube attached is enclosed within, the front end of extension tube attached is connected with the interior outer tube wall connecing wear resistance ceramic tube, 90 ° of major radius elbows are connected to the rear portion of extension tube attached, the opening of 90 ° of major radius elbows is positioned at the rear connecing wear resistance ceramic tube, and shrouding is arranged on the rear end of extension tube attached.The utility model adds extension tube attached and shrouding, the dedusting ash shipped by pneumatic ash conveying pipe, enters extension tube attached by the interior wear resistance ceramic tube that connects, after dedusting ash air-flow obtains buffering, reduce flow velocity, then entered in large ash silo by 90 ° of major radius elbows, significantly reduce the wearing and tearing of pipeline.The utility model structure is simple, easy for installation, effectively extends the service life of large ash silo ash inlet assembly, greatly reduces maintenance capacity, reduce productive costs, ensures carrying out smoothly of production.
Description
Technical field
The utility model relates to a kind of blast furnace gas dry dusting Pneumatic ash conveying large ash silo ash inlet assembly, belongs to Pneumatic ash conveying equipment technical field.
Background technology
Pneumatic ash conveying is the conventional machinery of convey materials, and the common Pneumatic ash conveying of current blast furnace gas dry dusting large ash silo entrance structure all adopts D 159 × 8 pipeline and 90 ° of elbows to enter in large ash silo, and end opening is completely unlimited.Due in process of production, Pneumatic ash conveying equipment needs frequently in large ash silo, to carry dedusting ash, and conventional Pneumatic ash conveying large ash silo entrance structure in use exists following problem:
(1) because dedusting ash is frequently carried, serious to pipe wear, pipeline is often leaked by mill;
(2) if pipeline has leaked do not have Timeliness coverage, large ash silo sidewall will be caused to be subject to the impact of dedusting ash, accumulate over a long period, large ash silo partial sidewalls wall thickness can be thinning;
(3) pipeline easily grinds leakage, needs often to overhaul, and changes large ash silo inlet duct, increases workman's working strength and changes Master Cost.
Therefore, be necessary to improve the large ash silo entrance structure of existing Pneumatic ash conveying, to adapt to the needs of conveying blast furnace dry method dust ash.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of Pneumatic ash conveying large ash silo ash inlet assembly, this large ash silo ash inlet assembly can reduce the wearing and tearing of pipeline, the service life of effective prolongation large ash silo ash inlet assembly, greatly reduce maintenance capacity, reduce productive costs, ensure carrying out smoothly of production
The technical scheme solved the problems of the technologies described above is:
A kind of Pneumatic ash conveying large ash silo ash inlet assembly, its formation comprises weldingon collar free flange, inside connect wear resistance ceramic tube, 90 ° of major radius elbows, the inflow point of wear resistance ceramic tube is met in weldingon collar free flange is connected to, its improvements are, it also increases extension tube attached, shrouding, the diameter of wear resistance ceramic tube is connect in the diameter of extension tube attached is greater than, the length of wear resistance ceramic tube is connect in the length of extension tube attached is greater than, the periphery of wear resistance ceramic tube is connect in extension tube attached is enclosed within, the front end of extension tube attached is connected with the interior outer tube wall connecing wear resistance ceramic tube, 90 ° of major radius elbows are connected to the rear portion of extension tube attached, the opening of 90 ° of major radius elbows is positioned at the rear connecing wear resistance ceramic tube, shrouding is arranged on the rear end of extension tube attached.
Above-mentioned Pneumatic ash conveying large ash silo ash inlet assembly, the outer tube wall connecing wear resistance ceramic tube in described is welded with Ifold flange, at the front end of extension tube attached welding extension tube attached flange, extension tube attached flange is connected with Ifold flange, has pad between extension tube attached flange and Ifold flange.
The beneficial effects of the utility model are:
The utility model adds extension tube attached and shrouding, the dedusting ash shipped by pneumatic ash conveying pipe, enters extension tube attached by the interior wear resistance ceramic tube that connects, after dedusting ash air-flow obtains buffering, reduce flow velocity, then entered in large ash silo by 90 ° of major radius elbows, significantly reduce the wearing and tearing of pipeline.The utility model structure is simple, easy for installation, solves pipeline and often grinds the Lou series of problems such as needs maintenance, effectively extend the service life of large ash silo ash inlet assembly, greatly reduce maintenance capacity, reduce productive costs, ensure carrying out smoothly of production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is scheme of installation of the present utility model.
Figure acceptance of the bid is as follows: weldingon collar free flange 1, Ifold flange 2, extension tube attached flange 3, pad 4, extension tube attached 5, in connect wear resistance ceramic tube 6, shrouding 7,90 ° of major radius elbows 8, greatly ash silo cylindrical shell 9.
Detailed description of the invention
Wear resistance ceramic tube 6, extension tube attached 5,90 ° of major radius elbows 8, shrouding, weldingon collar free flange 1, Ifold flange 2, extension tube attached flange 3, pads 4 are connect in the utility model comprises.
Show in figure, in weldingon collar free flange 1 is connected to, meet the inflow point of wear resistance ceramic tube 6, the outer tube wall inside connecing wear resistance ceramic tube 6 is welded with Ifold flange 2, external, the front end welding extension tube attached flange 3 of 5.
Show in figure, in the diameter of extension tube attached 5 is greater than, connect the diameter of wear resistance ceramic tube 6, connect the length of wear resistance ceramic tube 6 in the length of extension tube attached 5 is greater than, inside connect the center that wear resistance ceramic tube 6 is arranged on extension tube attached 5 inner chamber.During installation, external, the extension tube attached flange 3 of the front end of 5 is connected with the interior Ifold flange 2 that the outer tube wall of wear resistance ceramic tube 6 welds that connects, and has pad 4 between extension tube attached flange 3 and Ifold flange 2.
Show in figure, 90 ° of major radius elbows 8 are connected to the rear portion of extension tube attached 5, and the opening of 90 ° of major radius elbows 8 is positioned at the rear connecing wear resistance ceramic tube 6.The dedusting ash shipped by pneumatic ash conveying pipe, is entered extension tube attached 5 by the interior wear resistance ceramic tube 6 that connects, after dedusting ash air-flow obtains buffering, reduces flow velocity, then entered in large ash silo by 90 ° of major radius elbows 8, significantly reduce the wearing and tearing of pipeline.
Show in figure, shrouding 7 is arranged on the rear end of extension tube attached 5, and shrouding 7 can make part dedusting ash be accumulated in shrouding 7 place, avoids directly impacting shrouding 7, protects shrouding 7, extend the service life of shrouding 7.
Connect the steel plate making that wear resistance ceramic tube 6, extension tube attached 5 all adopt 8mm thick in an embodiment of the present utility model, inside connect the wear-resistant ceramic lining that wear resistance ceramic tube 6 liner 4mm is thick, thus considerably increase the abrasive resistance of equipment.
Claims (2)
1. a Pneumatic ash conveying large ash silo ash inlet assembly, its formation comprises weldingon collar free flange (1), inside connect wear resistance ceramic tube (6), 90 ° of major radius elbows (8), the inflow point of wear resistance ceramic tube (6) is met in weldingon collar free flange (1) is connected to, it is characterized in that: it also increases extension tube attached 5, shrouding (7), the diameter of wear resistance ceramic tube (6) is connect in the diameter of extension tube attached (5) is greater than, the length of wear resistance ceramic tube (6) is connect in the length of extension tube attached (5) is greater than, the periphery of wear resistance ceramic tube (6) is connect in extension tube attached (5) is enclosed within, the front end of extension tube attached (5) is connected with the interior outer tube wall connecing wear resistance ceramic tube (6), 90 ° of major radius elbows (8) are connected to the rear portion of extension tube attached (5), the opening of 90 ° of major radius elbows (8) is positioned at the rear connecing wear resistance ceramic tube (6), shrouding (7) is arranged on the rear end of extension tube attached (5).
2. Pneumatic ash conveying according to claim 1 large ash silo ash inlet assembly, it is characterized in that: the outer tube wall connecing wear resistance ceramic tube (6) in described is welded with Ifold flange (2), in the front end of extension tube attached (5) welding extension tube attached flange (3), extension tube attached flange (3) is connected with Ifold flange (2), has pad (4) between extension tube attached flange (3) and Ifold flange (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113221.XU CN204453824U (en) | 2015-02-17 | 2015-02-17 | A kind of Pneumatic ash conveying large ash silo ash inlet assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113221.XU CN204453824U (en) | 2015-02-17 | 2015-02-17 | A kind of Pneumatic ash conveying large ash silo ash inlet assembly |
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| CN204453824U true CN204453824U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520113221.XU Active CN204453824U (en) | 2015-02-17 | 2015-02-17 | A kind of Pneumatic ash conveying large ash silo ash inlet assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173741A (en) * | 2015-08-14 | 2015-12-23 | 上海隆麦机械设备工程有限公司 | Multi-tube discharge box for pneumatic material conveying system |
-
2015
- 2015-02-17 CN CN201520113221.XU patent/CN204453824U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173741A (en) * | 2015-08-14 | 2015-12-23 | 上海隆麦机械设备工程有限公司 | Multi-tube discharge box for pneumatic material conveying system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 063000 Hebei province Jianhua West Road No. 1 North Tangshan City Road Patentee after: Tangshan iron and steel international engineering Limited by Share Ltd Address before: 063000 Hebei province Jianhua West Road No. 1 North Tangshan City Road Patentee before: Tangshan Iron & Steel International Engineering Technology Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: No. 1 Jianhua Road, North District of Tangshan City Road, Hebei Province, Hebei Patentee after: International Engineering Technology Limited by Share Ltd of Tangshan Iron and Steel Company Address before: No. 1 Jianhua Road, North District of Tangshan City Road, Hebei Province, Hebei Patentee before: Tangshan iron and steel international engineering Limited by Share Ltd |
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| CP01 | Change in the name or title of a patent holder |