CN102855947B - Temporary roof cover of nuclear island safety shell - Google Patents
Temporary roof cover of nuclear island safety shell Download PDFInfo
- Publication number
- CN102855947B CN102855947B CN201210361969.2A CN201210361969A CN102855947B CN 102855947 B CN102855947 B CN 102855947B CN 201210361969 A CN201210361969 A CN 201210361969A CN 102855947 B CN102855947 B CN 102855947B
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- safety shell
- roof cover
- temporary roof
- plate
- winder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention relates to a temporary roof cover of a nuclear island safety shell. The temporary roof cover of the nuclear island safety shell is characterized by comprising a vertical frame at the top part; the section of the vertical frame is triangular; movable waterproof materials capable of being remotely controlled to open or roll through a remote control drive mechanism are covered on an inclined plane from the peak of the vertical frame to the upper parts of two sides; the vertical frame is provided with a square base; the base completely covers an annular plate of the safety shell; the base and the annular plate of the safety shell are in transition through a transition stricture; the transition stricture is provided with a square opening matched with the base and a round opening matched with the top end of the annular plate of the safety shell. According to the temporary roof cover, a fixed thinking mode that a traditional round truss top cover is connected with the cylindrical safety shell is broken through; the structure of the temporary roof cover is planarized; transmission and arrangement are simplified, so that the waterproof material is more flexible to open and close; a plurality of waterproof materials are independently driven; the construction efficiency is improved; the manpower hour is shortened; the operating personnel is greatly facilitated; the personnel security is guaranteed, and a construction environment is improved.
Description
Technical field
The present invention relates to a kind of temporary roof cover of nuclear island of nuclear power station containment, be applicable to open the nuclear power type of top method construction, be also applicable to similar operating mode and the environment of cylindrical or other shaped objects.
Background technology
Open top method theory of building to change and traditional build dutiful boundary, become one of mode that generation Ⅲ nuclear power engineering-built comparatively commonly uses.And adopt and open top method mode of construction in work progress, easily make rainwater enter in containment, make troubles to construction, cause the damage of building materials, specialized equipment.The interim measure that nuclear island safety shell temporary roof cover is out top method is installed, nuclear island can be solved and opening construction difficult problem that is windproof, rainproof during top method is built, finished product protection.In present stage nuclear power engineering construction the temporary roof cover that adopts mostly adopt conform to the nuclear island safety shell plane sizes of cylinder-shaped steel structure, cross section is circular segment dome structure, segment bottom adopts circular truss connecting cylinder shape containment.But current temporary roof cover design exists some problems, the requirement that three generations's nuclear power engineering builds progress and safety cannot be reached while playing temporary roof cover effect.Be applied to the temporary roof cover of construction at present, need when applying personnel to stand on top cover and use artificial manual mode drawn in by waterproof material or open, main shortcoming is that installation and removal are time-consuming, and work high above the ground also increases the danger coefficient of construction; Frequent installation and dismounting posterior nodal point water resistance reduce, and easily cause seepage; Former temporary roof cover only can be arranged on containment ring flat-plate upper with ring hanging beam, and cannot be arranged on lower does not have on other ring flat-plates of ring hanging beam, causes cannot protecting the relevant device of now containment inside.
Summary of the invention
The object of this invention is to provide a kind of remote-controlled operation and the wider nuclear island of nuclear power station containment temporary roof cover of range of application.
In order to achieve the above object, technical scheme of the present invention there is provided a kind of temporary roof cover of nuclear island safety shell, it is characterized in that: comprise the roof type space framework being positioned at top, the cross section of space framework is triangle, the upper angled plane on the summit of space framework to both sides is coated with by the remote-controlled movable waterproof material opened or roll of remote control driving mechanism, space framework has square base, containment ring flat-plate is covered and is connected to each other by fixture by base completely, by the transition structure transition of old name for the Arabian countries in the Middle East's ground circle between base and containment ring flat-plate, transition structure has the square aperture matched with base and the circular open matched with containment ring flat-plate.
Preferably, described space framework comprises the crossbeam being positioned at top, be fixed with the first waterproof material respectively in the left and right sides of crossbeam, be respectively equipped with at least two cant beams tilted in the both sides, front and back of crossbeam, between adjacent two cant beams in left and right, be coated with one block of described movable waterproof material.For convenience of lifting super large overlength part, cant beam and beam design are detachable block.
Preferably, described crossbeam and cant beam arrange rhone, cant beam is provided with the auxiliary equipment for improving containment interior construction environment.
Preferably, described auxiliary equipment comprises lightning rod, ventilation, ventilation, illumination, access path or security guardrail.
Preferably, described remote control driving mechanism comprises the spool being driven rotation by remote-control motor, when described movable waterproof material is rolled, its winding on said reel, movable waterproof material is furnished with passive pressure pin, slide in the guide rail respectively in described cant beam of the two ends of pressure pin, a pair winder is respectively equipped with in the both sides of pressure pin, often pair of winder comprises the end and coaxial first winder of setting and the second winder by the first winder driven rotary that are positioned at spool, the first wire rope and the second wire rope is connected with between the first winder and the second winder, the end of pressure pin is connected with the second wire rope being positioned at this end homonymy, the rotation of volume Two line device and then traction second wire rope is driven to drive described movable waterproof material to open or roll by the first winder by the first wire rope.
Preferably, described remote-control motor is be arranged in two motors at each spool two ends or be arranged in the tube shaped electric machine of spool inside, by scrambler or limit switch, the initial sum final position to described movable waterproof material positions, and sends signal start to control it and stop by scrambler or limit switch to described remote-control motor.
Preferably, described motor or described tube shaped electric machine carry inside brake device.
Preferably, described spool is positioned at the bottom of described space framework, and described second winder is positioned at the position that described cant beam is connected with described crossbeam.
Preferably, the transition structure of described old name for the Arabian countries in the Middle East ground circle comprises many reinforcements, one end of every root reinforcement is connected to the outside of described containment ring flat-plate, the other end is connected with described space framework, be coated with the second waterproof material between adjacent two reinforcements, all second waterproof materials hold containment ring flat-plate tightly by hoop.
Preferably, also comprise the many long columns for being arranged on the containment ring flat-plate with ring hanging beam, one end of long column is connected with the ring hanging beam bolt on described containment ring flat-plate, and the other end is connected with described bolt of lower base.
The present invention breaks through the fixing thoughtcast of circular truss top cover connecting cylinder shape containment in the past, by the structural plan of temporary roof cover, simplify transmission and layout, the opening and closing of waterproof material are operated more flexible, the movable waterproof material drive of many places, improves operating efficiency, when decreasing artificial, handled easily personnel greatly, have ensured personal security, have improved construction environment; Play simultaneously and can prevent rainwater from entering in containment, do not affect the effects such as lifting operation when not affecting top portion ventilation, hanging device; Also can be arranged on lower not having on other ring flat-plates of ring hanging beam, range of application is wider.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the temporary roof cover of a kind of nuclear island safety shell in embodiment;
Fig. 2 is the schematic perspective view on the other direction of the temporary roof cover of a kind of nuclear island safety shell in embodiment;
Fig. 3 is the structural representation of the remote control driving mechanism in embodiment.
Embodiment
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
As shown in Figures 1 and 2, the temporary roof cover of a kind of nuclear island safety shell disclosed in the present embodiment comprises the roof type space framework being positioned at top, and space framework is the top cover of whole nuclear island safety shell temporary roof cover.The cross section of space framework is triangle.Space framework comprises the crossbeam 2 being positioned at top.Crossbeam 2 can be designed as independently three sections, can dismantle a certain section during lifting super large overlength part temporarily.On the direction perpendicular to space framework xsect, the first waterproof material 9 is fixedly mounted respectively in the left and right sides of crossbeam 2.Four dismountable cant beams 1 tilted are connected, totally eight cant beams 1 in the both sides, front and back of crossbeam 2.The part that four cant beams 1 are positioned at crossbeam 2 side according to the large young pathbreaker of hanging device is divided into three parts, each part is coated with one piece by the remote-controlled waterproof material 6 opened or roll of remote control driving mechanism, totally six blocks of waterproof materials 6, waterproof material 6 is arranged in the upper angled plane on summit to the both sides of space framework.Space framework has square base 10, and containment ring flat-plate 8 covers by base 10 completely, by the transition structure transition of old name for the Arabian countries in the Middle East's ground circle between base 10 and containment ring flat-plate 8, to reduce windage.Transition structure has the square aperture matched with base 10 and the circular open matched with containment ring flat-plate 8.
When space framework is installed on containment ring flat-plate 8 by needs, base 10 and the first sectional fixture 3 of fixing needs of containment ring flat-plate 8, be about to be with the U-shaped clamp structure of holding screw to be locked at the inside and outside wall of containment ring flat-plate 8.Fixture 3 circumference, around the base plate big hole of base 10, can be finely tuned by respect thereto 10 by slot, is arranged on smoothly on containment ring flat-plate 8 by space framework to facilitate.
When need space framework to be installed on higher with on the containment ring flat-plate 8 of ring hanging beam 5 time (as shown in Figure 1), for increasing wind loading rating, base 10 needs increase bolted long column 4 in addition, with high-strength bolt, long column 4 is connected on ring hanging beam 5.
Plinth 10 comprises many reinforcements 13 with the transition structure of circular safety girdle plate 8, one end of every root reinforcement 13 is connected on the web joint outside containment ring flat-plate 8 to limit the upper and lower displacement of plinth 10, the other end is connected with space framework, be coated with the second waterproof material 11 between adjacent two reinforcements 13, all second waterproof materials 11 hold containment ring flat-plate 8 tightly by hoop 12.
Composition graphs 3, remote control driving mechanism comprises the spool 7 being driven rotation by remote-control motor, the corresponding spool 7 of the movable waterproof material 6 of every block.When movable waterproof material 6 is rolled, it is wound on spool 7.Driving can install a tube shaped electric machine at each spool 7 disposed outside two motors or in spool inside.Use scrambler or the initial sum final position of limit switch to movable waterproof material to position, send signal control motor and start and stop, this motor carries inside brake device.For reducing the size of crossbeam 2, convenient lifting, spool 7 is placed on the bottom of space framework.Be furnished with gearing (containing expansion tightening wheel, transition wheel etc.) in cant beam 1, seal closure 14 plays the effect of protection motor and water-tight.Movable waterproof material 6 just arranges a pressure pin 16 at interval of certain distance, slides in the guide rail respectively in cant beam 1 of the two ends of pressure pin 16.Be respectively equipped with a pair winder in the both sides of pressure pin 16, often pair of winder comprises the end and coaxial first winder 15 of setting and the second winder 19 by the first winder 15 driven rotary that are positioned at spool 7.Second winder 19 is positioned at the position that cant beam 1 is connected with crossbeam 2.The first wire rope 17 and the second wire rope 18 is connected with between the first winder 15 and the second winder 19, the end of pressure pin 16 is connected with the second wire rope 18 being positioned at this end homonymy, is driven the second winder 19 to rotate and then drawn the second wire rope 18 to drive described movable waterproof material 6 to open or roll by the first winder 15 by the first wire rope 17.
In order to ensure job safety and the construction environment improving containment inside, described cant beam 1 and crossbeam 2 arranging rhone, cant beam 1 is provided with the auxiliary equipment such as lightning rod, ventilation, ventilation, illumination, access path, security guardrail.
Claims (10)
1. the temporary roof cover of a nuclear island safety shell, it is characterized in that: comprise the roof type space framework being positioned at top, the cross section of space framework is triangle, the upper angled plane on the summit of space framework to both sides is coated with by the remote-controlled movable waterproof material (6) opened or roll of remote control driving mechanism, space framework has square base (10), containment ring flat-plate (8) covers by base (10) completely, by the transition structure transition of old name for the Arabian countries in the Middle East's ground circle between base (10) and containment ring flat-plate (8), transition structure has the square aperture matched with base (10) and the circular open matched with containment ring flat-plate (8).
2. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 1, it is characterized in that: described space framework comprises the crossbeam (2) being positioned at top, the first waterproof material (9) is fixed with respectively in the left and right sides of crossbeam (2), be respectively equipped with at least two cant beams (1) tilted in the both sides, front and back of crossbeam (2), between adjacent two cant beams (1) in left and right, be coated with one piece of described movable waterproof material (6).
3. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 2, it is characterized in that: on described cant beam (1) and described crossbeam (2), being provided with rhone, described cant beam (1) being provided with the auxiliary equipment for improving containment interior construction environment.
4. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 2, is characterized in that: described remote control driving mechanism comprises the spool (7) being driven rotation by remote-control motor, and when described movable waterproof material (6) is rolled, it is wound on described spool (7); Movable waterproof material (6) is furnished with pressure pin (16), slides in the guide rail respectively in described cant beam (1) of the two ends of pressure pin (16); Be respectively equipped with a pair winder in the both sides of pressure pin (16), often pair of winder comprises the end and coaxial first winder (15) of setting and the second winder (19) by the first winder (15) driven rotary that are positioned at spool (7); The first wire rope (17) and the second wire rope (18) is connected with between the first winder (15) and the second winder (19), the end of pressure pin (16) is connected with the second wire rope (18) being positioned at this end homonymy, drives the second winder (19) rotation and then traction the second wire rope (18) to drive described movable waterproof material (6) to open or roll by the first winder (15) by the first wire rope (17).
5. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 4, it is characterized in that: described remote-control motor is for being arranged in two motors at each spool (7) two ends or being arranged in the inner tube shaped electric machine of spool (7), by scrambler or limit switch, the initial sum final position to described movable waterproof material (6) positions, and sends signal start to control it and stop by scrambler or limit switch to described remote-control motor.
6. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 5, is characterized in that: described in be arranged in two motors at each spool (7) two ends or described tube shaped electric machine carries inside brake device.
7. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 4, it is characterized in that: described spool (7) is positioned at the bottom of described space framework, described second winder (19) is positioned at the position that described cant beam (1) is connected with described crossbeam (2).
8. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 1, it is characterized in that: the transition structure of described old name for the Arabian countries in the Middle East ground circle comprises many reinforcements (13), one end of every root reinforcement (13) is connected to the outside of described containment ring flat-plate (8), the other end is connected with described space framework, be coated with the second waterproof material (11) between adjacent two reinforcements (13), the second waterproof material (11) holds containment ring flat-plate (8) tightly by hoop (12).
9. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 1, it is characterized in that: also comprise the many long columns (4) for being arranged on the containment ring flat-plate (8) with ring hanging beam (5), one end of long column (4) is connected with ring hanging beam (5) bolt on described containment ring flat-plate (8), and the other end is connected with described base (10) bolt.
10. the temporary roof cover of a kind of nuclear island safety shell as claimed in claim 1, it is characterized in that: when space framework is installed on containment ring flat-plate (8) by needs, the first sectional fixture of fixing needs (3) of base (10) and containment ring flat-plate (8), the U-shaped clamp structure being about to band holding screw is locked at the inside and outside wall of containment ring flat-plate (8), fixture (3) circumference is around the base plate big hole of base (10), can be finely tuned by respect thereto (10) by slot, to facilitate, space framework is arranged on containment ring flat-plate (8) smoothly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210361969.2A CN102855947B (en) | 2012-09-21 | 2012-09-21 | Temporary roof cover of nuclear island safety shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210361969.2A CN102855947B (en) | 2012-09-21 | 2012-09-21 | Temporary roof cover of nuclear island safety shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102855947A CN102855947A (en) | 2013-01-02 |
| CN102855947B true CN102855947B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210361969.2A Active CN102855947B (en) | 2012-09-21 | 2012-09-21 | Temporary roof cover of nuclear island safety shell |
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| Country | Link |
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| CN (1) | CN102855947B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862071B (en) * | 2018-08-22 | 2019-11-19 | 山东核电设备制造有限公司 | A kind of metal containment hoist cable method for dismounting |
| CN109920563B (en) * | 2019-03-11 | 2022-06-10 | 中国核动力研究设计院 | Truss type integrated pile top structure suitable for high-temperature-resistant driving mechanism |
Citations (5)
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|---|---|---|---|---|
| CN87101842A (en) * | 1987-03-14 | 1988-09-28 | 阎石钤 | Greatly (in) comprehensive technology of span assembled integral concrete hollow arched roof |
| CN2316360Y (en) * | 1997-07-11 | 1999-04-28 | 吴春男 | Movable ventilative roof |
| US20020056247A1 (en) * | 2000-09-25 | 2002-05-16 | Williams Robert Edward | Shelter system of clustered modular enclosures |
| KR20120045092A (en) * | 2010-10-29 | 2012-05-09 | (주)대우건설 | Temporary roof system for reactor containment building of nuclear power plant |
| CN202838983U (en) * | 2012-09-21 | 2013-03-27 | 国核工程有限公司 | Temporary head cover of nuclear island containment vessel |
-
2012
- 2012-09-21 CN CN201210361969.2A patent/CN102855947B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87101842A (en) * | 1987-03-14 | 1988-09-28 | 阎石钤 | Greatly (in) comprehensive technology of span assembled integral concrete hollow arched roof |
| CN2316360Y (en) * | 1997-07-11 | 1999-04-28 | 吴春男 | Movable ventilative roof |
| US20020056247A1 (en) * | 2000-09-25 | 2002-05-16 | Williams Robert Edward | Shelter system of clustered modular enclosures |
| KR20120045092A (en) * | 2010-10-29 | 2012-05-09 | (주)대우건설 | Temporary roof system for reactor containment building of nuclear power plant |
| CN202838983U (en) * | 2012-09-21 | 2013-03-27 | 国核工程有限公司 | Temporary head cover of nuclear island containment vessel |
Non-Patent Citations (1)
| Title |
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| AP1000核电关键设备的制造特点及国产化;王永峰 等;《能源技术》;20100228;第31卷(第1期);28-33页 * |
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| Publication number | Publication date |
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| CN102855947A (en) | 2013-01-02 |
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Effective date of registration: 20210125 Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: 200233 Building 2, Lane 888, Tianlin Road, Minhang District, Shanghai Patentee before: STATE NUCLEAR POWER ENGINEERING Co. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |