CN101332550A - Cooling device for weld seam of fine-grained steel straight welded pipe - Google Patents
Cooling device for weld seam of fine-grained steel straight welded pipe Download PDFInfo
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- CN101332550A CN101332550A CNA2008100380274A CN200810038027A CN101332550A CN 101332550 A CN101332550 A CN 101332550A CN A2008100380274 A CNA2008100380274 A CN A2008100380274A CN 200810038027 A CN200810038027 A CN 200810038027A CN 101332550 A CN101332550 A CN 101332550A
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- shower nozzle
- weld seam
- injection equipment
- cooling liquid
- cooling device
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Abstract
The invention discloses a cooling device for a welding seam of a grain refining steel straight welded tube. The cooling device comprises an injection mechanism for jetting a cooling fluid to the welding seam and a water supply system for supplying the cooling fluid to the injection mechanism; the injection mechanism comprises an inside injection mechanism for jetting the cooling fluid from inside to the welding seam and an outside injection mechanism for jetting the cooling fluid from outside to the welding seam; the inside injection mechanism comprises a spray nozzle for jetting the cooling fluid from the inside of the tube to the welding seam and a position supporting mechanism for supporting the spray nozzle; the spray nozzle is connected with the water supply system; the inside injection mechanism comprises a spray nozzle for jetting the cooling fluid from the outside of the tube to the welding seam and a position supporting mechanism for supporting the spray nozzle, and the spray nozzle is connected with the water supply system. By using the welding seam cooling device, pressure water can be simultaneously jetted from the outside and the inside of the welding seam to the welding seam for cooling the welding seam, which can control the growth of grains and guarantee the mechanical properties of products.
Description
Technical field
The present invention relates to a kind of device of cooling pipe welded seam.
Background technology
The fine-grained steel that in course of hot rolling, forms by control heat and cooling control technology, its metallographic structure mainly is ferrite and cast steel body, other tissue existence that must not influential performance, grain size must not be coarser than 9 grades.
Fine-grained steel welding back weld seam and hot shadow zone crystal grain are easily grown up, and defective such as keep off thereby make the weld seam of weld burr and wlding performance and mother metal occur.Find now can suppress the postwelding grain growth by quickening cooling, the formation speed of control burr guarantees that the mechanical performance of commissure is identical with mother metal.
Summary of the invention
The objective of the invention is to propose a kind of cooling device for weld seam of fine-grained steel straight welded pipe, use this device can solve the problem that present weld grain growth and mechanical performance and mother metal are kept off.
The present invention solves the problems of the technologies described above by the following technical programs:
Cooling device for weld seam of fine-grained steel straight welded pipe comprises:
Be used for spraying the injection equipment of cooling liquid and being used for providing the water system of cooling liquid, it is characterized in that to injection equipment to weld seam:
Described injection equipment comprises by injection equipment in the pipe of interior side direction weld seam injection cooling liquid with by injection equipment outside the pipe of lateral weld seam injection cooling liquid; Injection equipment comprises one from managing the interior shower nozzle and the position supporting mechanism that is used to support shower nozzle that sprays cooling liquid to weld seam in the described pipe, and described shower nozzle is connected with described water system pipes; The outer injection equipment of described pipe comprises one from managing the position supporting mechanism that export-oriented weld seam sprays the shower nozzle of cooling liquid and is used to support shower nozzle, and described shower nozzle is connected with described water system pipes.
Described position supporting mechanism comprises shower nozzle fixed bar, two stands, support shaft, side direction regulation mechanism, connect by described support shaft between the described two stands, described shower nozzle fixed bar is arranged on the described support shaft, described shower nozzle is arranged on the shower nozzle fixed bar, and described side direction regulation mechanism is arranged on the both sides of described support shaft.
Further, described water system comprises pump, control valve, hydraulic pipeline, snap joint; One of hydraulic pipeline connects described pump, and the other end is equipped with described snap joint, and described snap joint connects shower nozzle; Described control valve is arranged on the described hydraulic pipeline.
Use the present invention, cool off to weld seam expulsion pressure water butt welded seam simultaneously the outside and the inside that can be implemented in weld seam, can control grain growth like this, guarantees mechanical performance of products.
Description of drawings
Further specify the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of cooling device for weld seam of fine-grained steel straight welded pipe of the present invention;
Fig. 2 is the structural representation of injection equipment in the pipe of the present invention;
Fig. 3 is the structural representation of water system of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with the specific embodiment, further set forth the present invention.
Referring to Fig. 1, cooling device for weld seam of fine-grained steel straight welded pipe comprises:
Injection equipment 1, described injection equipment 1 comprise by injection equipment 11 in the pipe of interior side direction weld seam 3 injection cooling waters with by injection equipment 12 outside the pipe of lateral weld seam 3 injection cooling waters; Injection equipment 11 comprises one from managing the interior shower nozzle 111 and the position supporting mechanism 112 that is used to support shower nozzle 111 that sprays cooling waters to weld seam 3 in the described pipe; The outer injection equipment 12 of described pipe comprises one from managing position supporting mechanism 122 (not shown)s that export-oriented weld seam 3 sprays the shower nozzle 121 of cooling water and is used to support shower nozzle 121.Position supporting mechanism 122 is identical with position supporting mechanism 112 structures, is mainly used in position fixing and adjustment shower nozzle 121, so that better spray cooling waters by the export-oriented weld seam 3 of pipe.
Referring to Fig. 2, injection equipment 11 comprises one from managing the interior shower nozzle 111 and the position supporting mechanism 112 that is used to support shower nozzle 111 that sprays cooling waters to weld seam 3 in the described pipe.Position supporting mechanism 112 comprises: shower nozzle fixed bar 113, two stands 114, support shaft 115, side direction regulation mechanism 116; Connect by described support shaft 115 between the described two stands 114, described shower nozzle fixed bar 113 is arranged on the described support shaft 115; Described adjustable shower nozzle 111 is arranged on the described shower nozzle fixed bar 113, is connected with described water system 2 pipelines; Described side direction regulation mechanism 116 is arranged on the both sides of described support shaft 115;
Referring to Fig. 3, described water system comprises pump 21, control valve 22, hydraulic pipeline 23, snap joint 24; One of hydraulic pipeline 23 connects described pump 21, and the other end is equipped with described snap joint 24, and described snap joint 24 connects described adjustable shower nozzle 111 or 121; Described control valve 22 is arranged on the described hydraulic pipeline 23.
Use the present invention, cool off to weld seam expulsion pressure water butt welded seam simultaneously the outside and the inside that can be implemented in weld seam, can control grain growth like this, guarantees mechanical performance of products.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
1, cooling device for weld seam of fine-grained steel straight welded pipe comprises:
Be used for spraying the injection equipment of cooling liquid and being used for providing the water system of cooling liquid, it is characterized in that to injection equipment to weld seam:
Described injection equipment comprises by injection equipment in the pipe of interior side direction weld seam injection cooling liquid with by injection equipment outside the pipe of lateral weld seam injection cooling liquid; Injection equipment comprises one from managing the interior shower nozzle and the position supporting mechanism that is used to support shower nozzle that sprays cooling liquid to weld seam in the described pipe, and described shower nozzle is connected with described water system pipes; The outer injection equipment of described pipe comprises one from managing the position supporting mechanism that export-oriented weld seam sprays the shower nozzle of cooling liquid and is used to support shower nozzle, and described shower nozzle is connected with described water system pipes.
2, cooling device for weld seam of fine-grained steel straight welded pipe according to claim 1, it is characterized in that, described position supporting mechanism comprises shower nozzle fixed bar, two stands, support shaft, side direction regulation mechanism, connect by described support shaft between the described two stands, described shower nozzle fixed bar is arranged on the described support shaft, described shower nozzle is arranged on the shower nozzle fixed bar, and described side direction regulation mechanism is arranged on the both sides of described support shaft.
3, cooling device for weld seam of fine-grained steel straight welded pipe according to claim 1 is characterized in that, described water system comprises pump, control valve, hydraulic pipeline, snap joint; One of hydraulic pipeline connects described pump, and the other end is equipped with described snap joint, and described snap joint connects shower nozzle; Described control valve is arranged on the described hydraulic pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100380274A CN101332550B (en) | 2008-05-26 | 2008-05-26 | Cooling device for weld seam of fine-grained steel straight welded pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100380274A CN101332550B (en) | 2008-05-26 | 2008-05-26 | Cooling device for weld seam of fine-grained steel straight welded pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101332550A true CN101332550A (en) | 2008-12-31 |
| CN101332550B CN101332550B (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100380274A Active CN101332550B (en) | 2008-05-26 | 2008-05-26 | Cooling device for weld seam of fine-grained steel straight welded pipe |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141474A (en) * | 2015-04-07 | 2016-11-23 | 中国石油天然气集团公司 | Accelerate welding method and the device of cooling with weldering |
| US9821415B2 (en) | 2014-03-28 | 2017-11-21 | Crc-Evans Pipeline International, Inc. | Internal pipeline cooler |
| US10040141B2 (en) | 2013-05-23 | 2018-08-07 | Crc-Evans Pipeline International, Inc. | Laser controlled internal welding machine for a pipeline |
| US10480862B2 (en) | 2013-05-23 | 2019-11-19 | Crc-Evans Pipeline International, Inc. | Systems and methods for use in welding pipe segments of a pipeline |
| US10589371B2 (en) | 2013-05-23 | 2020-03-17 | Crc-Evans Pipeline International, Inc. | Rotating welding system and methods |
| US10695876B2 (en) | 2013-05-23 | 2020-06-30 | Crc-Evans Pipeline International, Inc. | Self-powered welding systems and methods |
| US10828715B2 (en) | 2014-08-29 | 2020-11-10 | Crc-Evans Pipeline International, Inc. | System for welding |
| CN113146113A (en) * | 2021-05-11 | 2021-07-23 | 叶胡根 | Online cooling device and cooling method for straight welded pipe |
| US11458571B2 (en) | 2016-07-01 | 2022-10-04 | Crc-Evans Pipeline International, Inc. | Systems and methods for use in welding pipe segments of a pipeline |
| US11767934B2 (en) | 2013-05-23 | 2023-09-26 | Crc-Evans Pipeline International, Inc. | Internally welded pipes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2307006Y (en) * | 1997-06-26 | 1999-02-10 | 宝山钢铁(集团)公司 | Water spray device for steel pipe outside surface |
| CN2587575Y (en) * | 2002-12-19 | 2003-11-26 | 昌德机电(天津)有限公司 | Cooling water spraying structure for pearl removing machine in guide pipe welding |
| CN2866519Y (en) * | 2005-11-29 | 2007-02-07 | 宝山钢铁股份有限公司 | Steel pipe water quenching heat treatment device |
-
2008
- 2008-05-26 CN CN2008100380274A patent/CN101332550B/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10040141B2 (en) | 2013-05-23 | 2018-08-07 | Crc-Evans Pipeline International, Inc. | Laser controlled internal welding machine for a pipeline |
| US10480862B2 (en) | 2013-05-23 | 2019-11-19 | Crc-Evans Pipeline International, Inc. | Systems and methods for use in welding pipe segments of a pipeline |
| US10589371B2 (en) | 2013-05-23 | 2020-03-17 | Crc-Evans Pipeline International, Inc. | Rotating welding system and methods |
| US10695876B2 (en) | 2013-05-23 | 2020-06-30 | Crc-Evans Pipeline International, Inc. | Self-powered welding systems and methods |
| US11175099B2 (en) | 2013-05-23 | 2021-11-16 | Crc-Evans Pipeline International, Inc. | Systems and methods for use in welding pipe segments of a pipeline |
| US11767934B2 (en) | 2013-05-23 | 2023-09-26 | Crc-Evans Pipeline International, Inc. | Internally welded pipes |
| US9821415B2 (en) | 2014-03-28 | 2017-11-21 | Crc-Evans Pipeline International, Inc. | Internal pipeline cooler |
| RU2686533C2 (en) * | 2014-03-28 | 2019-04-29 | СиАрСи-ЭВАНС ПАЙПЛАЙН ИНТЕРНЭШНЛ, ИНК. | Internal pipeline cooler |
| US10828715B2 (en) | 2014-08-29 | 2020-11-10 | Crc-Evans Pipeline International, Inc. | System for welding |
| CN106141474A (en) * | 2015-04-07 | 2016-11-23 | 中国石油天然气集团公司 | Accelerate welding method and the device of cooling with weldering |
| US11458571B2 (en) | 2016-07-01 | 2022-10-04 | Crc-Evans Pipeline International, Inc. | Systems and methods for use in welding pipe segments of a pipeline |
| CN113146113A (en) * | 2021-05-11 | 2021-07-23 | 叶胡根 | Online cooling device and cooling method for straight welded pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101332550B (en) | 2011-01-26 |
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| C14 | Grant of patent or utility model | ||
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Owner name: SHANGHAI BAOSTEEL PROFILE STEEL CO., LTD. Effective date: 20110826 |
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Effective date of registration: 20110826 Address after: 200050 No. 1118 Dingxi Road, Shanghai, Changning District Co-patentee after: Shanghai Baosteel Section Steel Co., Ltd. Patentee after: Shanghai Baosteel Construction Design and Research Institute Address before: 200050 No. 1118 Dingxi Road, Shanghai, Changning District Patentee before: Shanghai Baosteel Construction Design and Research Institute |