CN206942280U - A kind of prestressing force frame structure of Nuclear Safety shell - Google Patents
A kind of prestressing force frame structure of Nuclear Safety shell Download PDFInfo
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- CN206942280U CN206942280U CN201720587925.XU CN201720587925U CN206942280U CN 206942280 U CN206942280 U CN 206942280U CN 201720587925 U CN201720587925 U CN 201720587925U CN 206942280 U CN206942280 U CN 206942280U
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- lining steel
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- prestressing force
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Abstract
The utility model discloses a kind of prestressing force frame structure of Nuclear Safety shell, includes annular lining steel plate, in addition to outer lining steel plate；The uniform anchoring assembly of fixed N number of annular on the outside of lining steel plate；Also include the ring steel pipe being annularly arranged on through the anchoring assembly lining steel plate, outer lining steel plate；Longitudinal rib is fixedly connected with the outside of the anchoring assembly, some circle ring pipes are connected on the outside of longitudinal rib, outer lining steel plate is fixedly connected with the outside of ring pipe.The purpose of this utility model is to provide a kind of prestressing force frame structure of Nuclear Safety shell, to solve the problems, such as that concrete containment intensity when meeting with geological disaster has much room for improvement in the prior art, realizes the purpose for improving intensity.
Description
Technical field
It the utility model is related to nuclear power plant reactor containment field, and in particular to a kind of prestressing force frame of Nuclear Safety shell
Body structure.
Background technology
Containment is nuclear reactor safety shell, or containment vessel, containment building or enclose resistance body, safe factory building,
Safe blindage, it is the building for forming pressurized water reactor outermost, refers to the most of system for having contained nuclear steam supply system and set
Standby shell building, (including primary Ioops main system and equipment, stop to accommodate reactor pressure vessel and Partial security system
Heap cooling system), it is it is completely isolated with external environment condition, it is desirable to realize the function of safeguard protection barrier.It is used for control and
Limitation radioactive substance is spread out from reactor, to protect the public to exempt from the injury of radioactive substance.Just in case occur rare
During the loss of-coolant accident (LOCA) that reactor-loop water escapes, containment is last one of the barrier for preventing fission product to be discharged into surrounding.
Containment is usually the prestressed concrete thick-walled vessel of lining steel plate, and top is hemispherical.Containment has diversified forms, structure
Material has steel construction, armored concrete or prestressed concrete, also has both with steel or with armored concrete or prestressed concrete
The composite construction of soil；By performance point, there are dry type and ice condensing；By profile point, have cylinder and spherical.It is existing mixed
Coagulate in native containment work progress, all poured using conventional steel bar concrete structure, be to be set in advance outside lining steel plate
Stress reinforcing bar, pouring molding is carried out afterwards；The class formation disclosure satisfy that the needs of containment under conventional environment.But meeting with ground
When the force majeure such as matter disaster act on, its structural strength just seems insufficient, and potential safety hazard is larger.
Utility model content
The purpose of this utility model is to provide a kind of prestressing force frame structure of Nuclear Safety shell, to solve prior art
Middle concrete containment the problem of intensity has much room for improvement when meeting with geological disaster, realize the purpose for improving intensity.
The utility model is achieved through the following technical solutions：
A kind of prestressing force frame structure of Nuclear Safety shell, include the lining steel plate of annular, in addition to outer lining steel plate；Liner
The uniform anchoring assembly of fixed N number of annular, wherein N >=4 on the outside of steel plate；Also include annularly being arranged on through the anchoring assembly
Ring steel pipe between lining steel plate, outer lining steel plate；Longitudinal rib is fixedly connected with the outside of the anchoring assembly, is connected on the outside of longitudinal rib
Some circle ring pipes, ring pipe outside are fixedly connected with outer lining steel plate.
The problem of intensity has much room for improvement when meeting with geological disaster for concrete containment in the prior art, this practicality are new
Type proposes a kind of prestressing force frame structure of Nuclear Safety shell, and lined steel outside a circle is added on the outside of traditional lining steel plate
Plate, sets ring steel pipe between lining steel plate and outer lining steel plate, and the hollow-core construction of ring steel pipe can improve antitorque anti-shearing
Performance, while its boring has air, therefore the effect of vibration reduction and cushioning can also be played.Ring steel pipe is from anchoring assembly
Through being attached, anchoring assembly is fixed on the outside of lining steel plate, so that being obtained between ring steel pipe and lining steel plate
The connection of stabilization, relative displacement will not occur.The anchoring assembly is additionally operable to connect longitudinal rib, and longitudinal rib is fixed on anchoring assembly
Outside, longitudinally disposed, together with lining steel plate carrying out sandwich to anchoring assembly consolidates, while during as casting concrete
Pre-loaded support struts part on longitudinal direction.Some circle ring pipes are connected on the outside of longitudinal rib, when being used as casting concrete by ring pipe
Pre-loaded support struts part in transverse direction.The hollow tubular structure of ring pipe simultaneously, it can also improve anti-after the completion of concreting
Turn round anti-shear performance and play the effect of vibration reduction and cushioning.Outer lining steel plate is fixedly connected with the outside of ring pipe, will by outer lining steel plate
Above-mentioned each component is all limited in the space between lining steel plate and outer lining steel plate, is easy to fast pouring concrete, without again
The cumbersome process of coaming plate is set up, largely improves engineering construction efficiency, and provides more one layer of security protection, is carried
The high intensity and safety coefficient of containment, further reduces potential safety hazard.
Preferably, the side of the anchoring assembly sets ladder.It is easy to staff to climb upper containment by ladder, enters
The setting and connection of row ring steel pipe, longitudinal rib, ring pipe, avoid the need for constructing from top suspender belt, improve construction safety performance.
Preferably, the ring pipe is tied up on longitudinal rib by iron wire.Ring pipe vacantly sets inconvenient Site Welding, therefore
Binding connection is carried out by iron wire, can largely reduce field operation difficulty, improves efficiency of construction.Poured simultaneously in the later stage
Iron wire is together poured when building concrete, does not interfere with construction quality not only, strength of reinforced concrete can be improved on the contrary.
Preferably, the iron wire is 14# iron wires.Avoid using thin wire to cause insufficient strength binding to loosen, while
Avoid using crude iron silk be awkward when causing live high-altitude binding operation, be dangerous high.14# iron wires can be in above-mentioned two
Best balance is obtained between problem, is optimal case.
Preferably, the ring pipe is bellows.As one of utility model point of the present utility model, made using bellows
For the main support member of transverse direction of prestressed structure before casting concrete.Bellows has certain flexibility and toughness, can solve the problem that biography
The problem of poor-performing that system armored concrete reply is expanded with heat and contract with cold, simultaneously because its toughness and flexibility, can more be improved anti-
Turn round, anti-shearing, vibration reduction and cushioning effect.
Preferably, through hole is set on the anchoring assembly, and ring steel pipe passes through from the through hole.Avoid also needing at the scene
The cumbersome process welded to ring steel pipe, save engineering time and cost.
Preferably, ring steel pipe is interference fitted with the through hole.To improve the stability of ring steel pipe.
The utility model compared with prior art, has the following advantages and advantages：
1st, a kind of prestressing force frame structure of Nuclear Safety shell of the utility model, one is added on the outside of traditional lining steel plate
Outer lining steel plate is enclosed, ring steel pipe is set between lining steel plate and outer lining steel plate, the hollow-core construction of ring steel pipe can improve anti-
Anti-shear performance is turned round, while its boring has air, therefore the effect of vibration reduction and cushioning can also be played.
2nd, a kind of prestressing force frame structure of Nuclear Safety shell of the utility model, longitudinal rib are fixed on the outside of anchoring assembly,
Consolidated with carrying out sandwich to anchoring assembly together with lining steel plate, while the prestressing force on longitudinal direction during as casting concrete
Support member.Some circle ring pipes, the prestressing force in transverse direction when being used as casting concrete by ring pipe are connected on the outside of longitudinal rib
Support member.The hollow tubular structure of ring pipe simultaneously, it can also improve antitorque anti-shear performance after the completion of concreting, simultaneously
And play the effect of vibration reduction and cushioning.
3rd, a kind of prestressing force frame structure of Nuclear Safety shell of the utility model, ring pipe outside are fixedly connected with outer lined steel
Plate, above-mentioned each component is all limited in the space between lining steel plate and outer lining steel plate by outer lining steel plate, be easy to quick
Casting concrete, without setting up the cumbersome process of coaming plate again, engineering construction efficiency is largely improved, and provided more
One layer of security protection, the intensity and safety coefficient of containment are improved, further reduces potential safety hazard.
4th, a kind of prestressing force frame structure of Nuclear Safety shell of the utility model, using bellows as casting concrete before
The main support member of transverse direction of prestressed structure.Bellows has certain flexibility and toughness, can solve the problem that conventional steel bar concrete should
To expand with heat and contract with cold poor-performing the problem of, simultaneously because its toughness with it is flexible, can more improve antitorque, anti-shearing, vibration damping
The effect of buffering.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is the top view of the utility model specific embodiment；
Fig. 2 is the partial sectional view of the utility model specific embodiment.
Mark and corresponding parts title in accompanying drawing：
1- lining steel plates, 2- outer lining steel plates, 3- anchoring assemblies, 4- ring steel pipes, 5- longitudinal ribs, 6- ring pipes, 7- ladders.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1：
A kind of prestressing force frame structure of Nuclear Safety shell as shown in Figures 1 and 2, include the lining steel plate 1 of annular, also
Including outer lining steel plate 2；Eight uniform anchoring assemblies of annular 3 are fixed in the outside of lining steel plate 1；Also include through the anchoring assembly
The 3 ring steel pipes 4 annular in shape being arranged between lining steel plate 1, outer lining steel plate 2；The outside of anchoring assembly 3 is fixedly connected with longitudinal direction
Muscle 5, some circle ring pipes 6 of the outside of longitudinal rib 5 connection, the outside of ring pipe 6 is fixedly connected with outer lining steel plate 2.The anchoring assembly 3
Side sets ladder 7.The ring pipe 6 is tied up on longitudinal rib 5 by iron wire.The iron wire is 14# iron wires.The ring pipe 6
For bellows.Through hole is set on the anchoring assembly 3, and ring steel pipe 4 passes through from the through hole.Ring steel pipe 4 leads to described
Hole is interference fitted.The utility model adds a circle outer lining steel plate 2 in traditional outside of lining steel plate 1, in lining steel plate 1 and outer lining
Ring steel pipe 4 is set between steel plate 2, and the hollow-core construction of ring steel pipe 4 can improve antitorque anti-shear performance, while it is internal empty
The heart has air, therefore can also play the effect of vibration reduction and cushioning.Longitudinal rib 5 is fixed on the outside of anchoring assembly 3, with lining steel plate
1 carries out sandwich to anchoring assembly 3 together consolidates, while the pre-loaded support struts part on longitudinal direction during as casting concrete.
Some circle ring pipes 6 of the outside of longitudinal rib 5 connection, the pre-loaded support struts in transverse direction when being used as casting concrete by ring pipe 6
Part.The hollow tubular structure of ring pipe 6 simultaneously, can also improve antitorque anti-shear performance after the completion of concreting and
Play the effect of vibration reduction and cushioning.The outside of ring pipe 6 is fixedly connected with outer lining steel plate 2, by outer lining steel plate 2 that above-mentioned each component is whole
It is limited in the space between lining steel plate 1 and outer lining steel plate 2, is easy to fast pouring concrete, without sets up the numerous of coaming plate again
Trivial process, engineering construction efficiency is largely improved, and provide more one layer of security protection, improve containment
Intensity and safety coefficient, further reduce potential safety hazard.The transverse direction of prestressed structure before using bellows as casting concrete
Main support member.Bellows has certain flexibility and toughness, can solve the problem that the performance that conventional steel bar concrete reply is expanded with heat and contract with cold
The problem of poor, simultaneously because its toughness and flexibility, can more improve antitorque, anti-shearing, vibration reduction and cushioning effect.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, all any modifications made within the spirit and principles of the utility model, equivalent substitution,
Improve etc., it should be included within the scope of protection of the utility model.
Claims (7)
1. a kind of prestressing force frame structure of Nuclear Safety shell, include the lining steel plate (1) of annular, it is characterised in that also include
Outer lining steel plate (2)；The uniform anchoring assembly (3) of fixed N number of annular, wherein N >=4 on the outside of lining steel plate (1)；Also include through institute
State the ring steel pipe (4) that anchoring assembly (3) is annularly arranged between lining steel plate (1), outer lining steel plate (2)；The anchoring group
Longitudinal rib (5) is fixedly connected with the outside of part (3), some circle ring pipes (6) are connected on the outside of longitudinal rib (5), ring pipe (6) outside is fixed
Connect outer lining steel plate (2).
A kind of 2. prestressing force frame structure of Nuclear Safety shell according to claim 1, it is characterised in that the anchoring group
The side of part (3) sets ladder (7).
A kind of 3. prestressing force frame structure of Nuclear Safety shell according to claim 1, it is characterised in that the ring pipe
(6) tied up by iron wire on longitudinal rib (5).
4. the prestressing force frame structure of a kind of Nuclear Safety shell according to claim 3, it is characterised in that the iron wire is
14# iron wires.
A kind of 5. prestressing force frame structure of Nuclear Safety shell according to claim 1, it is characterised in that the ring pipe
(6) it is bellows.
A kind of 6. prestressing force frame structure of Nuclear Safety shell according to claim 1, it is characterised in that the anchoring group
Through hole is set on part (3), and ring steel pipe (4) passes through from the through hole.
A kind of 7. prestressing force frame structure of Nuclear Safety shell according to claim 6, it is characterised in that ring steel pipe
(4) it is interference fitted with the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720587925.XU CN206942280U (en) | 2017-05-24 | 2017-05-24 | A kind of prestressing force frame structure of Nuclear Safety shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720587925.XU CN206942280U (en) | 2017-05-24 | 2017-05-24 | A kind of prestressing force frame structure of Nuclear Safety shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206942280U true CN206942280U (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720587925.XU Active CN206942280U (en) | 2017-05-24 | 2017-05-24 | A kind of prestressing force frame structure of Nuclear Safety shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170489A (en) * | 2017-05-24 | 2017-09-15 | 四川行之智汇知识产权运营有限公司 | The prestress pipe arrangement of reactor concrete containment |
-
2017
- 2017-05-24 CN CN201720587925.XU patent/CN206942280U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170489A (en) * | 2017-05-24 | 2017-09-15 | 四川行之智汇知识产权运营有限公司 | The prestress pipe arrangement of reactor concrete containment |
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