A kind of nuclear power integrated top cover module
Technical field
The present invention relates to a kind of nuclear power integrated top cover module.
Background technology
AP1000 third generation pressurized-water reactor nuclear power plant has adopted integrated top cover, comprises reactor pressure vessel closedtopHead, CRDM, and cable, ventilation equipment and personnel's inspection platform. But its integrated assembly alsoTo meet Production requirement.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of nuclear power integrated top cover module.
Nuclear power integrated top cover module comprises:
Containment gate, described containment gate, also referred to as containment top cover or containment cover head, is steelRound housing;
CRDM; Described CRDM is positioned at described containment gate below;
Bolt stretching machine, described bolt stretching machine is configured as the automatic mounting for realizing bolt tension and measurementPut;
Cooling package, described cooling package is configured as for realizing the cooling dress of described CRDMPut, such as water cooling or air cooling;
Connecting rod, described connecting rod is configured for connecting described containment gate and top cover of reactor pressure vessel.
Preferably, described bolt stretching machine is fixedly mounted in described integrated top cover module.
Preferably, also comprise bolt stretching machine electric machine assembly; Described bolt stretching machine electric machine assembly is configured useIn driving described bolt stretching machine.
Preferably, also comprise CRDM sleeve; Described CRDM jacket casing is located at instituteState the outside of CRDM.
Preferably, described connecting rod is connected with top cover of reactor pressure vessel by bolt.
Compared with prior art, the present invention has following beneficial effect:
1, nuclear power integrated top cover module provided by the invention, compares AP1000 third generation pressurized-water reactor nuclear power plantIntegrated top cover, integrated more assembly, comprising: CRDM, bolt stretching machine, connectsBar, steel containment vessel top gate, cable and cooling package etc.
2, nuclear power integrated top cover module provided by the invention, can be applicable to ocean nuclear power platform and (comprises floatingMoving platform, naval vessel and submarine etc.) integrated top cover module, narrow for meeting ocean nuclear power platform spaceThe maintenance demand of reloading under little situation.
3, nuclear power integrated top cover module provided by the invention, its bolt stretching machine is as integrated top cover moduleA part, be for good and all arranged in integrated top cover module, and the bolt stretching machine of other nuclear power stations is only doneFor a kind of instrument just uses in needs.
Brief description of the drawings
Fig. 1 meets the nuclear power integrated top cover module of the preferred embodiment of the present invention and reactor pressure vesselThe schematic diagram connecting.
Fig. 2 is the structural representation that meets the nuclear power integrated top cover module of the preferred embodiment of the present invention.
Detailed description of the invention
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing andThe present invention is further detailed explanation for detailed description of the invention.
As illustrated in fig. 1 and 2, nuclear power integrated top cover module 1 comprises:
Containment gate 19, described containment gate 19 is also referred to as containment top cover or containment cover head, forThe round housing of steel;
CRDM 12; Described CRDM 12 is positioned at described containment gate 19 belows;
Bolt stretching machine 15, described bolt stretching machine 15 be configured for for realize bolt tension and measurement fromMoving device;
Cooling package 17, described cooling package 17 is configured as for realizing described CRDM 12Cooling device, such as water cooling or air cooling;
Connecting rod 18, described connecting rod 18 is configured for connecting described containment gate 19 and reactor pressure and holdsDevice top cover 01.
Preferably, described bolt stretching machine 15 is fixedly mounted in described integrated top cover module 1.
Preferably, also comprise bolt stretching machine electric machine assembly 16; Described bolt stretching machine electric machine assembly 16 is through joiningPut for driving described bolt stretching machine 16.
Preferably, also comprise CRDM sleeve 13; Described CRDM sleeve 13 is sheathedIn the outside of described CRDM 12.
Preferably, described connecting rod 18 is connected with top cover of reactor pressure vessel 01 by bolt 14.
Compared with prior art, the present embodiment has following beneficial effect:
1, the nuclear power integrated top cover module that the present embodiment provides, compares AP1000 third generation compressed water reactor nuclear powerThe integrated top cover of standing, integrated more assembly, comprising: CRDM, bolt stretching machine,Connecting rod, steel containment vessel top gate, cable and cooling package etc.
2, the nuclear power integrated top cover module that the present embodiment provides, can be applicable to ocean nuclear power platform and (comprisesFloating platform, naval vessel and submarine etc.) integrated top cover module, for meeting ocean nuclear power platform spaceThe maintenance demand of reloading under narrow and small situation.
3, the nuclear power integrated top cover module that the present embodiment provides, its bolt stretching machine is as integrated top cover mouldA part for piece, is for good and all arranged in integrated top cover module 1, and the bolt stretching machine of other nuclear power stationsOnly just use in needs as a kind of instrument.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed isWith the difference of other embodiment, between each embodiment identical similar part mutually referring to. ForThe disclosed system of embodiment, owing to corresponding to the method disclosed in Example, so description is simplerSingle, relevant part illustrates referring to method part.
Those skilled in the art can realize described merit with distinct methods to each specifically should being used forCan, but this realization should not thought and exceeds scope of the present invention.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the present invention inventionSpirit and scope. Like this, if of the present invention these amendment and modification belong to the claims in the present invention andWithin the scope of equivalent technologies, the present invention is also intended to including these changes and modification.