CN101906522A - Circular seam local heat-treatment heater for nuclear steam generator - Google Patents
Circular seam local heat-treatment heater for nuclear steam generator Download PDFInfo
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- CN101906522A CN101906522A CN 201010189718 CN201010189718A CN101906522A CN 101906522 A CN101906522 A CN 101906522A CN 201010189718 CN201010189718 CN 201010189718 CN 201010189718 A CN201010189718 A CN 201010189718A CN 101906522 A CN101906522 A CN 101906522A
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Abstract
The invention discloses a circular seam local heat-treatment heater for a nuclear steam generator, comprising a plurality of heating modules, wherein the inner side of each heating module is provided with an electric heater corresponding to the circular seam cambered surface of the nuclear steam generator; and after the heating modules are spliced, the electric heats form a circular seam heating ring together. The combination mode of the heating elements of the heater realizes modularization; the inner diameter of the composed circular seam local heat-treatment heater is larger than the outer diameter of the heated circular seam of the nuclear steam generator; and after being arranged in a proper position, the whole circular seam local heat-treatment heater can carry out heat treatment on the circular seam, has convenient and reliable use and omits complicated banding process.
Description
Technical field
The present invention relates to a kind of manufacturing equipment of nuclear steam generator, particularly the heat treated heating unit of nuclear steam generator circular seam local.
Background technology
In the nuclear steam generator manufacturing processed, because factor affecting such as Equipment for Heating Processing, place and this body structures of product, the partial heat treatment of circumferential weld often adopts the mode of on-the-spot interim wrapping track type ceramic electric heater to carry out.Adopts at present the form of interim wrapping mainly exist dressing time long, occupied ground is big, weak point such as the easy damage of electric heater in electric heater and surperficial applying quality instability of circumferential weld and the handling process.
Summary of the invention
For addressing the above problem, the object of the present invention is to provide a kind of heat treated heating unit of nuclear steam generator circular seam local quick and easy for installation.
The technical scheme that the present invention is adopted for its problem of solution is:
Circular seam local heat-treatment heater for nuclear steam generator, include a plurality of heating modules, there is the corresponding electric heater of circumferential weld part cambered surface with nuclear power evaporator the inboard of each heating module, and after the heating module amalgamation, electric heater is formed the circumferential weld heating ring jointly.
Further, the amalgamation assembling mechanism is arranged between the described heating module.
Further, described heating module comprises left side heating module, right side heating module and top side heating module.
Further, left side heating module and right side heating module are erected on the mobile setting device.
Further, each heating module includes module housing, insulation thermal insulation layer, electric heater fixed support and described electric heater, electric heater is fixed on the electric heater fixed support by drawing connective bar, the electric heater fixed support is fixed on the module housing by the connecting thread pipe, and the insulation thermal insulation layer is arranged between electric heater and the module housing.
Further, the outside of electric heater is provided with the regulating mechanism of regulating gap between electric heater and the circumferential weld surface.Further, electric heater is surperficial electro-heat equipment with certain pliability
Further, the outside of electric heater is provided with the regulating mechanism of regulating gap between electric heater and the circumferential weld surface, this regulating mechanism comprises the adjusting bolt, regulating bolt twists on the bolt block that is connected on the module housing outside, the outer side of electric heater fixed support is pointed in its preceding pressure side, the electric heater fixed support is the steel sheet with certain pliability, the electro-heat equipment that electric heater has certain pliability for the surface.
In addition, heating module is provided with the external cable terminal box that the power supply well heater uses.
The invention has the beneficial effects as follows: the heating unit composition mode of this heating unit realizes modularization, the internal diameter of the circular seam local heating unit that constitutes is greater than the nuclear steam generator circumferential weld external diameter that is heated, after whole circular seam local heating unit is in place, can carry out heat treated to circumferential weld, easy to use, reliable, exempt complicated wrapping process.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is the structural representation after the heating module amalgamation of heating unit of the present invention;
Fig. 2 is the side schematic view of heating unit of the present invention;
Fig. 3 is the side sectional view of heating unit of the present invention;
Fig. 4 is the structural representation after each module of heating unit of the present invention is separated;
Fig. 5 is the concrete structure synoptic diagram of heating module of the present invention.
Embodiment
With reference to Fig. 1-Fig. 5, circular seam local heat-treatment heater for nuclear steam generator of the present invention, include a plurality of heating modules 1, there is the electric heater 2 corresponding with the circumferential weld part cambered surface of nuclear power evaporator the inboard of each heating module 1, after heating module 1 amalgamation, the electric heater 2 common circumferential weld heating rings of forming make the ring that forms a sealing between the module together cover on the outside that the vapour generator circumferential weld needs the thermal treatment position.Connect external cable for ease of electric heater 2, heating module 1 is provided with the external cable terminal box 3 that the power supply well heater uses.
Further, between the described heating module 1 the amalgamation assembling mechanism is arranged, this amalgamation assembling mechanism can be respectively equipped with bolt block 4 for the contact end at adjacent block, passes two bolt blocks 4 with adjacent block locking by joint bolt 5, sound construction, reliable.
In addition, as preferred implementation, described heating module 1 comprises left side heating module 11, right side heating module 12 and top side heating module 10 these three big modules, and further, left side heating module 11 and right side heating module 12 are erected on the mobile setting device, this mobile setting device is preferably to have has height adjusting and direction to regulate the packaged type dolly 6 of universal wheel 60, can regulate the height and the level of whole heating module by this dolly 6, to be suitable for actual needs, and handle heating unit and can wholely move, avoid damaging in the handling process electric heater.
As preferred implementation, each heating module 1 includes module housing 100, insulation thermal insulation layer 110, electric heater fixed support 120 and described electric heater 2, electric heater 2 is fixed on the electric heater fixed support 120 by drawing connective bar 130, electric heater fixed support 120 is fixed on the module housing 100 by connecting thread pipe 160, insulation thermal insulation layer 110 is arranged between electric heater 2 and the module housing 100, and insulation thermal insulation layer 110 is made of the pure aluminium silicate insulating cotton and the ceramic fiber cloth of insulation and adiabatic usefulness.
Further, the outside of electric heater 2 is provided with the regulating mechanism of regulating gap between electric heater and the circumferential weld surface, and with so that electric heater and circumferential weld surface reach effective applying, in addition, electric heater is preferably the electro-heat equipment that the surface has certain pliability.
With reference to Fig. 5, in the specific embodiments of the invention, the regulating mechanism of regulating gap between electric heater and the circumferential weld surface comprises preferably regulates bolt 140, regulate bolt 140 stubborn being connected on the bolt block 150 in module housing 100 outsides, the outer side of electric heater fixed support 120 is pointed in its preceding pressure side, the steel sheet of electric heater fixed support 120 for having certain pliability, the electro-heat equipment that electric heater 2 has certain pliability for the surface, after whole circular seam local heating unit is in place, finely tune the gap on electric heater and vapour generator circumferential weld surface by regulating bolt, thereby reach the effective applying between each regional electric heater and the circumferential weld surface, it is rational in infrastructure, use reliable, easy to operate, simply.
Above-mentionedly just the preferred embodiments of the present invention are illustrated and describe, but embodiments of the present invention are not restricted to the described embodiments,, all should belong to protection scope of the present invention as long as it reaches technique effect of the present invention with essentially identical means.
Claims (9)
1. circular seam local heat-treatment heater for nuclear steam generator, it is characterized in that: include a plurality of heating modules, there is the corresponding electric heater of circumferential weld part cambered surface with nuclear power evaporator the inboard of each heating module, and after the heating module amalgamation, electric heater is formed the circumferential weld heating ring jointly.
2. circular seam local heat-treatment heater for nuclear steam generator according to claim 1 is characterized in that: the amalgamation assembling mechanism is arranged between the described heating module.
3. circular seam local heat-treatment heater for nuclear steam generator according to claim 1 is characterized in that: described heating module comprises left side heating module, right side heating module and top side heating module.
4. circular seam local heat-treatment heater for nuclear steam generator according to claim 3 is characterized in that: left side heating module and right side heating module are erected on the mobile setting device.
5. circular seam local heat-treatment heater for nuclear steam generator according to claim 1, it is characterized in that: each heating module includes module housing, insulation thermal insulation layer, electric heater fixed support and described electric heater, electric heater is fixed on the electric heater fixed support by drawing connective bar, the electric heater fixed support is fixed on the module housing by the connecting thread pipe, and the insulation thermal insulation layer is arranged between electric heater and the module housing.
6. according to the arbitrary described circular seam local heat-treatment heater for nuclear steam generator of claim 1-5, it is characterized in that: the outside of electric heater is provided with the regulating mechanism of regulating gap between electric heater and the circumferential weld surface.
7. circular seam local heat-treatment heater for nuclear steam generator according to claim 6 is characterized in that: the electro-heat equipment that electric heater has certain pliability for the surface.
8. circular seam local heat-treatment heater for nuclear steam generator according to claim 5, it is characterized in that: the outside of electric heater is provided with the regulating mechanism of regulating gap between electric heater and the circumferential weld surface, this regulating mechanism comprises the adjusting bolt, regulating bolt twists on the bolt block that is connected on the module housing outside, the outer side of electric heater fixed support is pointed in its preceding pressure side, the electric heater fixed support is the steel sheet with certain pliability, the electro-heat equipment that electric heater has certain pliability for the surface.
9. circular seam local heat-treatment heater for nuclear steam generator according to claim 1 is characterized in that: heating module is provided with the external cable terminal box that the power supply well heater uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101897181A CN101906522B (en) | 2010-05-26 | 2010-05-26 | Circular seam local heat-treatment heater for nuclear steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101897181A CN101906522B (en) | 2010-05-26 | 2010-05-26 | Circular seam local heat-treatment heater for nuclear steam generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101906522A true CN101906522A (en) | 2010-12-08 |
| CN101906522B CN101906522B (en) | 2012-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101897181A Active CN101906522B (en) | 2010-05-26 | 2010-05-26 | Circular seam local heat-treatment heater for nuclear steam generator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851466A (en) * | 2011-06-27 | 2013-01-02 | 苏州市万泰真空炉研究所有限公司 | Temperature difference type metal heat treatment device |
| CN104357644A (en) * | 2014-11-05 | 2015-02-18 | 上海电气核电设备有限公司 | Circular seam heat treatment system of nuclear power vapor generator and application of heat treatment system |
| CN105004512A (en) * | 2014-04-18 | 2015-10-28 | 中科华核电技术研究院有限公司 | Testing bench of control rod driving mechanism |
| CN106583973A (en) * | 2016-12-15 | 2017-04-26 | 中国水利水电第十二工程局有限公司 | Heating device and method for heating steel pipe circular seams by using heating device |
| CN107464587A (en) * | 2017-07-13 | 2017-12-12 | 东方电气(广州)重型机器有限公司 | Nuclear steam generator local heat treatmet prevents the system and method for heat-transfer pipe indenture |
| CN109396614A (en) * | 2018-12-13 | 2019-03-01 | 张家港市江南锅炉压力容器有限公司 | The nonstorage calorifier and welding method of pressure vessel thick-wall cylinder girth welding |
Citations (4)
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| SU1728579A1 (en) * | 1990-05-07 | 1992-04-23 | Производственное Предприятие "Уралтехэнерго" Производственного Объединения По Наладке, Совершенствованию Технологии И Эксплуатации Электростанций И Сетей "Союзтехэнерго" | Heating-system water heater |
| RU2058616C1 (en) * | 1992-07-07 | 1996-04-20 | Центральное конструкторское бюро машиностроения | Source of cesium vapors |
| US20020071515A1 (en) * | 2000-12-12 | 2002-06-13 | Boardman Charles E. | Systems and methods of producing hydrogen using a nuclear reactor |
| CN201722409U (en) * | 2010-05-26 | 2011-01-26 | 东方电气(广州)重型机器有限公司 | Circular seam local heating device of nuclear-power steam generator |
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2010
- 2010-05-26 CN CN2010101897181A patent/CN101906522B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1728579A1 (en) * | 1990-05-07 | 1992-04-23 | Производственное Предприятие "Уралтехэнерго" Производственного Объединения По Наладке, Совершенствованию Технологии И Эксплуатации Электростанций И Сетей "Союзтехэнерго" | Heating-system water heater |
| RU2058616C1 (en) * | 1992-07-07 | 1996-04-20 | Центральное конструкторское бюро машиностроения | Source of cesium vapors |
| US20020071515A1 (en) * | 2000-12-12 | 2002-06-13 | Boardman Charles E. | Systems and methods of producing hydrogen using a nuclear reactor |
| CN201722409U (en) * | 2010-05-26 | 2011-01-26 | 东方电气(广州)重型机器有限公司 | Circular seam local heating device of nuclear-power steam generator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851466A (en) * | 2011-06-27 | 2013-01-02 | 苏州市万泰真空炉研究所有限公司 | Temperature difference type metal heat treatment device |
| CN105004512A (en) * | 2014-04-18 | 2015-10-28 | 中科华核电技术研究院有限公司 | Testing bench of control rod driving mechanism |
| CN104357644A (en) * | 2014-11-05 | 2015-02-18 | 上海电气核电设备有限公司 | Circular seam heat treatment system of nuclear power vapor generator and application of heat treatment system |
| CN106583973A (en) * | 2016-12-15 | 2017-04-26 | 中国水利水电第十二工程局有限公司 | Heating device and method for heating steel pipe circular seams by using heating device |
| CN107464587A (en) * | 2017-07-13 | 2017-12-12 | 东方电气(广州)重型机器有限公司 | Nuclear steam generator local heat treatmet prevents the system and method for heat-transfer pipe indenture |
| CN109396614A (en) * | 2018-12-13 | 2019-03-01 | 张家港市江南锅炉压力容器有限公司 | The nonstorage calorifier and welding method of pressure vessel thick-wall cylinder girth welding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101906522B (en) | 2012-03-28 |
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