CN202543267U - Heat treatment system for hot-rolling seamless steel pipe - Google Patents
Heat treatment system for hot-rolling seamless steel pipe Download PDFInfo
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- CN202543267U CN202543267U CN2012200572401U CN201220057240U CN202543267U CN 202543267 U CN202543267 U CN 202543267U CN 2012200572401 U CN2012200572401 U CN 2012200572401U CN 201220057240 U CN201220057240 U CN 201220057240U CN 202543267 U CN202543267 U CN 202543267U
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Abstract
The utility model discloses a heat treatment system for a hot-rolling seamless steel pipe. The heat treatment system comprises a charging rack (1), a transporting roller way (2), a quenching furnace (3), a high pressure water descaling device (4), a quenching device (5), a controlled water transition rack (6), a tempering furnace (7), a first transition chain bed (8a), a second transition chain bed (8b), a straightening machine (9), a cooling bed (10), an ash blowing device (11), a straightness inspection working station (12), a first transition rack (13a), a second transition rack (13b), an ultrasonic flaw detection device (14), a band saw (15), a semi-finished product collection rack (16) and a finished product collection rack (17). A fuel stepping beam type heating furnace is adopted as the quenching furnace (3), a tunnel water quenching is adopted as the quenching device (5), and another fuel stepping beam type heating furnace is adopted as the tempering furnace (7). A steel pipe is subjected to quenching heating and tempering heating by the fuel stepping beam type heating furnaces, so that the steel pipe is heated uniformly, and the steel pipe subjected to the heat treatment is good in structure property; and the system carries out quenching by utilizing a tunnel water quenching mode, so that the water supply volume is reduced, energy sources are saved, the production is safe, and the equipment maintenance is simple.
Description
Technical field
The utility model relates to the heat treatment system of hotrolling seamless pipe, belongs to steel pipe heat treatment technics field, the thermal treatment that also can be used for thickening tubing and casing and drilling rod.
Background technology
In the existing hotrolling seamless pipe process of thermal treatment, mainly comprise operations such as quenching heat treated, quenching, tempering heating, aligning, cold bed cooling, flaw detection, collection of finished products.In the quenching heat-treatment process; What use was many at present is that the electricity consumption ruhmkorff coil carries out heat treated to steel pipe; This method exists soaking time to be restricted; The poor temperature uniformity of steel pipe integral, and when handling end-thickened oil pipe and drilling rod, the temperature of steel tube end part reinforcement and the temperature of body have certain difference can cause problems such as structural state and the mechanical property of pipe end and body be variant; In addition, the required installed capacity of the method for electricity consumption ruhmkorff coil heating steel pipe is very big, and the current consumption height causes the day-to-day operation cost higher.Quench treatment is carried out Water Quenching with the outer internal spray quenching apparatus that drenches to steel pipe usually, needs a large amount of water, has increased the consumption of the water resources and the energy.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of above-mentioned technology; A kind of heat treatment system of hotrolling seamless pipe is provided, adopts the combustion gas walking beam heating furnace that steel pipe is quenched and heat and the tempering heating, make the steel pipe more even heating; Steel pipe structure property after the heat treated is good, and power consumption is few.Adopt tunnel like shrend mode to quench simultaneously, water consumption is few, cut down the consumption of energy, production safety, maintenance of the equipment are simple.This heat treatment system can be used for the tubing and casing of end upsetting and drilling rod are heat-treated simultaneously.
A kind of heat treatment system of hotrolling seamless pipe comprises: feeding skid, conveyor roller, quenching furnance, high pressure water descaling device, quenching device, control water bridging table, tempering stove, the first transition chain bed, the second transition chain bed, straightener, cold bed, pressure-vaccum apparatus for ash, straight degree inspection station, first bridging table, second bridging table, ultrasonic flaw detecting device, band saw, work in-process collecting frame, collection of finished products stand.Wherein, quenching furnance adopts the combustion gas walking beam heating furnace, and quenching device adopts the tunnel like granulating unit, and tempering stove adopts the combustion gas walking beam heating furnace.Feeding skid, quenching furnance, quenching device, control water bridging table, tempering stove, straightener, cold bed, straight degree inspection station, ultrasonic flaw detecting device are linked in sequence through conveyor roller successively, and steel pipe is carried on conveyor roller.Be provided with high pressure water descaling device between quenching furnance and the quenching device.The first transition chain bed is set between tempering stove and the straightener, between cold bed and the straight degree inspection station the second transition chain bed is set, and the pressure-vaccum apparatus for ash is set at the material loading end of the second transition chain bed.Between straight degree inspection station and the ultrasonic flaw detecting device first bridging table is set, ultrasonic flaw detecting device connects second bridging table through conveyor roller.Detecting flawless steel pipe through ultrasonic flaw detecting device collects on the collection of finished products stand.Defective steel pipe is delivered on the work in-process collecting frame after reconditioning, the overproof part of band saw excision wall thickness and collects.
The beneficial effect of the utility model: adopt the combustion gas walking beam heating furnace to quench and heat and the tempering heating; Make the steel pipe more even heating, even the oil pipe of end upsetting and drilling rod, steel pipe total length temperature deviation can reach≤and 5 ℃; Thereby make the steel pipe structure property better, and power consumption is few.Adopt before the shrend high-pressure water descaling to remove the iron scale on surface, can reduce iron scale and get into the inconvenience in the cleaning that quenching device brings, also make the quenching steel tube performance more even.Adopt the tunnel like granulating unit to quench, water consumption is few, cut down the consumption of energy, environmental protection, safety, maintenance of the equipment are simple.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model hotrolling seamless pipe heat treatment system.
Wherein: 1, feeding skid; 2, conveyor roller; 3, quenching furnance; 4, high pressure water descaling device; 5, quenching device; 6, control water bridging table; 7, tempering stove; 8a, the first transition chain bed; 8b, the second transition chain bed; 9, straightener; 10, cold bed; 11, pressure-vaccum apparatus for ash; 12, straight degree inspection station; 13a, first bridging table; 13b, second bridging table; 14, ultrasonic flaw detecting device; 15, band saw; 16, work in-process collecting frame; 17, collection of finished products stand.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The heat treatment system of hotrolling seamless pipe comprises: feeding skid 1, conveyor roller 2, quenching furnance 3, high pressure water descaling device 4, quenching device 5, control water bridging table 6, tempering stove 7, the first transition chain bed 8a, the second transition chain bed 8b, straightener 9, cold bed 10, pressure-vaccum apparatus for ash 11, straight degree inspection station 12, the first bridging table 13a, the second bridging table 13b, ultrasonic flaw detecting device 14, band saw 15, work in-process collecting frame 16, collection of finished products stand 17.Wherein, quenching furnance 3 adopts the combustion gas walking beam heating furnace, and quenching device 5 adopts the tunnel like granulating unit, and tempering stove 7 adopts the combustion gas walking beam heating furnace.
Feeding skid 1, quenching furnance 3, quenching device 5, control water bridging table 6, tempering stove 7, straightener 9, cold bed 10, straight degree inspection station 12, ultrasonic flaw detecting device 14 are linked in sequence through conveyor roller 2 successively, and steel pipe is carried on conveyor roller 2.Be provided with high pressure water descaling device 4 between quenching furnance 3 and the quenching device 5.Be provided with the first transition chain bed 8a between tempering stove 7 and the straightener 9, between cold bed 10 and the straight degree inspection station 12 the second transition chain bed 8b be set, and pressure-vaccum apparatus for ash 11 be set at the material loading end of the second transition chain bed 8b.Between straight degree inspection station 12 and the ultrasonic flaw detecting device 14 the first bridging table 13a is set, ultrasonic flaw detecting device 14 connects the second bridging table 13b through conveyor roller 2.The underproof steel pipe of straight degree is done marked, on the first bridging table 13a, pick out production line.Detecting flawless steel pipe through ultrasonic flaw detecting device 14 collects on collection of finished products stand 17.The defectiveness pipe is by the definite position of manual work with portable ultrasonic flaw detecting device inspection defective; And carry out reconditioning; The wall thickness of reconditioning place is used portable ultrasound examination again, and the overproof part of wall thickness is excised by band saw 15, and the steel pipe after the processing is collected on work in-process collecting frame 16.
Claims (6)
1. the heat treatment system of a hotrolling seamless pipe; Comprise: feeding skid (1), conveyor roller (2), quenching furnance (3), high pressure water descaling device (4), quenching device (5), control water bridging table (6), tempering stove (7), the first transition chain bed (8a), the second transition chain bed (8b), straightener (9), cold bed (10), pressure-vaccum apparatus for ash (11), straight degree inspection station (12), first bridging table (13a), second bridging table (13b), ultrasonic flaw detecting device (14), band saw (15), work in-process collecting frame (16), collection of finished products stand (17); It is characterized in that: quenching furnance (3) adopts the combustion gas walking beam heating furnace; Quenching device (5) adopts the tunnel like granulating unit, and tempering stove (7) adopts the combustion gas walking beam heating furnace.
2. the heat treatment system of hotrolling seamless pipe according to claim 1; It is characterized in that: feeding skid (1), quenching furnance (3), quenching device (5), control water bridging table (6), tempering stove (7), straightener (9), cold bed (10), straight degree inspection station (12), ultrasonic flaw detecting device (14) are linked in sequence through conveyor roller (2) successively, and steel pipe is gone up at conveyor roller (2) and carried.
3. the heat treatment system of hotrolling seamless pipe according to claim 1 is characterized in that: be provided with high pressure water descaling device (4) between quenching furnance (3) and the quenching device (5).
4. the heat treatment system of hotrolling seamless pipe according to claim 1; It is characterized in that: the first transition chain bed (8a) is set between tempering stove (7) and the straightener (9); Between cold bed (10) and the straight degree inspection station (12) the second transition chain bed (8b) is set, and pressure-vaccum apparatus for ash (11) is set at the material loading end of the second transition chain bed (8b).
5. the heat treatment system of hotrolling seamless pipe according to claim 1; It is characterized in that: between straight degree inspection station (12) and the ultrasonic flaw detecting device (14) first bridging table (13a) is set; Ultrasonic flaw detecting device (14) connects second bridging table (13b) through conveyor roller (2), directly spends underproof steel pipe and on first bridging table (13a), picks out production line.
6. the heat treatment system of hotrolling seamless pipe according to claim 1; It is characterized in that: detect flawless steel pipe through ultrasonic flaw detecting device (14) and on collection of finished products stand (17), collect, defective steel pipe is delivered on the work in-process collecting frame (16) after reconditioning, the overproof part of band saw (15) excision wall thickness and collects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200572401U CN202543267U (en) | 2012-02-22 | 2012-02-22 | Heat treatment system for hot-rolling seamless steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200572401U CN202543267U (en) | 2012-02-22 | 2012-02-22 | Heat treatment system for hot-rolling seamless steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202543267U true CN202543267U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200572401U Withdrawn - After Issue CN202543267U (en) | 2012-02-22 | 2012-02-22 | Heat treatment system for hot-rolling seamless steel pipe |
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| Country | Link |
|---|---|
| CN (1) | CN202543267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560057A (en) * | 2012-02-22 | 2012-07-11 | 北京科大中冶技术发展有限公司 | Heat treatment process method and system for hot rolled seamless steel tubes |
| CN105834248A (en) * | 2016-04-06 | 2016-08-10 | 内蒙古包钢钢联股份有限公司 | Flaw detection system device for steel pipe finishing line and flaw detection method |
-
2012
- 2012-02-22 CN CN2012200572401U patent/CN202543267U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560057A (en) * | 2012-02-22 | 2012-07-11 | 北京科大中冶技术发展有限公司 | Heat treatment process method and system for hot rolled seamless steel tubes |
| CN102560057B (en) * | 2012-02-22 | 2014-04-16 | 北京科大中冶技术发展有限公司 | Heat treatment process method and system for hot rolled seamless steel tubes |
| CN105834248A (en) * | 2016-04-06 | 2016-08-10 | 内蒙古包钢钢联股份有限公司 | Flaw detection system device for steel pipe finishing line and flaw detection method |
| CN105834248B (en) * | 2016-04-06 | 2017-09-22 | 内蒙古包钢钢联股份有限公司 | Steel-tube finishing line fault detection system device and method of detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20140416 |
|
| RGAV | Abandon patent right to avoid regrant | ||
| DD01 | Delivery of document by public notice |
Addressee: Shi Jie Document name: Notification that Application Deemed not to be Proposed |