CN207587395U - PWR nuclear power plant bilayer curved plate concrete structure module forming frock - Google Patents
PWR nuclear power plant bilayer curved plate concrete structure module forming frock Download PDFInfo
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- CN207587395U CN207587395U CN201721873159.XU CN201721873159U CN207587395U CN 207587395 U CN207587395 U CN 207587395U CN 201721873159 U CN201721873159 U CN 201721873159U CN 207587395 U CN207587395 U CN 207587395U
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- arc
- arc panel
- nuclear power
- chassis
- power plant
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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 utility model discloses a kind of PWR nuclear power plant bilayer curved plate concrete structure module forming frocks, including chassis, several pieces of arc risers being mutually parallel are provided on the chassis, and the bottom end of arc riser is fixed with chassis, the top of arc riser is equipped with arc panel, arc pressuring plate is provided on arc panel, and arc pressuring plate is fixed with arc panel, the radian of arc pressuring plate is identical with the radian of arc panel.The utility model enables to the steel plate concrete structure module assembled of PWR nuclear power plant barrier shield accurately and conveniently, it will not be deformed in postwelding, radian can be controlled, reach design requirement, can be the effective technological guidance of construction progress of subsequent compressed water reactor nuclear power barrier shield, it is ensured that nuclear power engineering project high efficiency, high quality, low-risk construction operation.
Description
Technical field
The utility model belongs to nuclear power and builds technical field of construction, and in particular to a kind of PWR nuclear power plant bilayer arc-shaped steel
Board concrete construction module forming frock.
Background technology
Nuclear power plant refers to nuclear energy being converted to thermal energy, and to generate the steam for steam turbine, steam turbine drives power generation again
Machine constitutes the power plant for generating commercial power.Nuclear power plant uses the fission reaction of uranium or plutonium, the reality of this fission reaction
Border mass-energy conversion proportion is very low, but the energy after being converted due to substance is very big, also very efficient a kind of mode at last.It will be former
The nuclear energy of daughter nucleus fission release is changed into the system and equipment of electric energy, and commonly referred to as nuclear power station is also referred to as atomic power station.Core fires
The energy that material fission process releases by the cooling agent recycled in reactor, takes energy out of and is transferred to boiler generation
Steam is driving turbine and drive electrical power generators.Nuclear power is the boiler that thermal power station is replaced with nuclear reactor, is fired with core
" burning " for expecting special shape occurs in nuclear reactor generates heat, is allowed to become steam to heat water.Steam passes through pipeline
Into steam turbine, steam turbine generator power generation is pushed.It is, in general, that the steam turbine generator and electrical equipment of nuclear power station and common thermoelectricity
It stands similar, profoundness essentially consists in nuclear reactor.Nuclear power station is in addition to key equipment -- and other than nuclear reactor, there are many more therewith
The important equipment of cooperation.By taking pressurized-water reactor nuclear power plant as an example, they are main pumps, voltage-stablizer, steam generator, containment, steamer hair
Motor and critical cooling system etc..They have respective specific function in nuclear power station.
PWR nuclear power plant barrier shield is made of a large amount of steel plate concrete structure module, which is double-deck arc panel
Structure and size are big, contents are more, welding narrow space, welding capacity are big, cause postwelding yielding, group is to easily misplacing, radian pole
It is difficult to control.
Utility model content
Technical problem to be solved in the utility model is the steel plate concrete structure of existing PWR nuclear power plant barrier shield
Modular structure is complicated, and postwelding is yielding, and group is to easily misplacing, and the extremely difficult control of radian, its purpose is to provide a kind of presurized water reactor cores
Power plant's bilayer curved plate concrete structure module forming frock, using this tooling, enables to PWR nuclear power plant to shield
The steel plate concrete structure module assembled of wall accurately and conveniently, will not deform, radian can be controlled, and reach design in postwelding
It is required that.
The utility model is achieved through the following technical solutions：
PWR nuclear power plant bilayer curved plate concrete structure module forming frock, including chassis, sets on the chassis
Several pieces of arc risers being mutually parallel are equipped with, and the bottom end of arc riser is fixed with chassis, the top installation of arc riser
There is arc panel, arc pressuring plate is provided on arc panel, and arc pressuring plate is fixed with arc panel, the radian of arc pressuring plate
It is identical with the radian of arc panel.Security bureau's requirement is answered, nuclear power workshop is improved, by traditional armored concrete screen
Cover workshop be changed to steel plate concrete shielding workshop, and improve after PWR nuclear power plant barrier shield steel plate concrete structure module knot
Structure is complicated, and postwelding is yielding, and group is to easily misplacing, the extremely difficult control of radian, and this programme is directed to this steel plate concrete structure module
A kind of forming frock is devised, is provided with several pieces of arc risers being mutually parallel on chassis, and by arc riser
Bottom end is fixed with chassis, is also equipped with arc panel on the top of arc riser, and arc pressuring plate is provided on arc panel, will
Arc pressuring plate is fixed with arc panel, while the radian of arc pressuring plate is identical with the radian of arc panel, is set by this structure
Meter enables to the steel plate concrete structure module assembled of PWR nuclear power plant barrier shield accurately and conveniently not become in postwelding
Shape, radian can be controlled, and reach design requirement.
Since arc panel and arc riser contact surface are arc, radian must be consistent, so this programme is stood in arc
The top surface of plate is recessed several notches, and arc panel is arranged on above notch and all notches are completely covered, and may be such that arc
It is contacted between shape plate and moulding bed by face and is changed to point contact, conducive to the fixation and molding of arc panel.
In order to ensure arc panel and the fixed stability of moulding bed, the geometrical clamp in Contraband font, arc panel are connected in chassis
It is arranged in the cavity of geometrical clamp with chassis, clamping cylinder is provided on geometrical clamp, clamping cylinder bottom end is set after passing through geometrical clamp
It is contacted in the cavity of geometrical clamp and with arc panel, threaded rod is provided in clamping cylinder, and threaded rod passes through arc panel and arc
Plate is fixed, and the inner chamber bottom surface of geometrical clamp is contacted with the bottom surface of chassis.Using this structure, its arc panel can firmly be clamped
On moulding bed, it will not deform and loosen when being installed.
Before welded attachment, arc securing plate is also provided in the bottom surface of arc panel, and arc securing plate is arranged on arc
On shape connecting plate and the symmetrical wall surface of arc panel bearing and positioned at the underface of bearing.The thickness of arc securing plate is not less than
Arc plate thickness can play a protective role in this way, prevent weld since heated or other factors cause intensity insufficient and
Deformation.
In order to increase integrally-built intensity, gusset, the bottom end of upper gusset and arc panel are both provided on arc panel
Bottom surface is fixed, and the side wall of side wall and arc pressuring plate is fixed, and several pieces of lower web plates are provided on chassis, and lower web plate is arranged on phase
Between adjacent arc riser, and the bottom end of lower web plate is fixed with chassis, and side wall is fixed with corresponding arc riser side wall.
The utility model compared with prior art, has the following advantages and advantages：The utility model enables to
The steel plate concrete structure module assembled of PWR nuclear power plant barrier shield accurately and conveniently, will not deform, radian can in postwelding
It is controlled, reaches design requirement, can be that the construction of subsequent compressed water reactor nuclear power barrier shield carries out effective technological guidance, it is ensured that
Nuclear power engineering project high efficiency, high quality, low-risk construction operation.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part does not form the restriction to the utility model embodiment.In the accompanying drawings：
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the partial schematic diagram of arc riser；
Fig. 3 is the scheme of installation of geometrical clamp；
Fig. 4 is the schematic diagram of the convex tire tooling of arc；
Fig. 5 is the schematic diagram of the recessed tire tooling of arc.
Label and corresponding parts title in attached drawing：
1- chassis, 2- lower web plates, 3- arc risers, 4- arc panels, the upper gussets of 5-, 6- arc pressuring plates, 7- arcs are reinforced
Plate, 8- notches, 9- geometrical clamps, 10- clamping cylinders, 11- threaded rods.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figures 1 to 5, PWR nuclear power plant bilayer curved plate concrete structure module forming frock, using H-type
Steel Combination Welding forms chassis 1, and by being welded and fixed several pieces of arc risers 3 being mutually parallel on chassis 1, arc panel 4 is set
It puts on the top of arc riser 3, through Force Calculation, the radian of arc riser 3 must keep one with the design radian of arc panel 4
It causes, so the top surface of arc riser 3 is recessed a large amount of notch 8, arc panel 4 is arranged on 8 top of notch and is completely covered
All notches 8, may be such that be contacted by face between arc panel 4 and arc riser 3 and are changed to point contact, conducive to the fixation of arc panel 4
And molding.And the positioning between arc panel 4 and arc riser 3 is realized by geometrical clamp 9, geometrical clamp 9 is in Contraband font, will
Arc panel 4 and chassis 1 are arranged in the cavity of geometrical clamp 9, and clamping cylinder 10 is provided on geometrical clamp 9, and 10 bottom end of clamping cylinder is worn
It being arranged in the cavity of geometrical clamp 9 after crossing geometrical clamp 9, the outer wall and geometrical clamp 9 of clamping cylinder 10 are threadedly fixed,
Before being fixed on the positioning, many root threaded rods 11 usually are welded in arc panel 4, when fixed, clamping cylinder 10 is sleeved on
On corresponding threaded rod 11, contacted by the bottom end for rotating 10 clamping cylinder 10 of clamping cylinder with arc panel 4 and carry out continuing to turn
It is dynamic, the inner chamber bottom surface of geometrical clamp 9 with the bottom surface of chassis 1 is contacted, forms bidirectional-movement, i.e. clamping cylinder 10 compresses arc panel 4,
It is firmly pressed on arc riser 3 so as to fulfill by arc panel 4.
Arc pressuring plate 6, while the radian of arc pressuring plate 6 and arc panel 4 are also being welded on arc panel 4
Radian is identical so that contact area increases, and arc pressuring plate 6 can be regarded as fixation vertical with arc panel 4, also in arc panel 4
On be both provided with gusset 5, bottom end and 4 bottom surface of arc panel of upper gusset 5 are fixed, and side wall and the side wall of arc pressuring plate 6 are consolidated
It is fixed, it is insufficient in the weld intensity of arc panel 4 and arc pressuring plate 6, so being also provided with arc reinforcing in the bottom surface of arc panel 4
Plate 7, and arc securing plate 7 is arranged on the symmetrical wall surface of arc pressuring plate 6 and 4 bearing of arc panel and is located at bearing just
Lower section.
In order to increase the intensity of chassis 1 and arc riser 3 and increase the structural strength of tooling entirety, set on chassis 1
Several pieces of lower web plates 2 are equipped with, lower web plate 2 is arranged between adjacent arc riser 3, and the bottom end of lower web plate 2 and chassis 1 are solid
Fixed, side wall is fixed with corresponding 3 side wall of arc riser.It is right according to double-deck curved plate concrete structure modular structure demand
The arc panel 4 answered is also classified into outer arcuate plate and inner arc plate, so tooling is also classified into convex tire tooling and recessed tire tooling, convex tire tooling
For outer arcuate plate installation forming, recessed tire tooling is used for inner arc plate installation forming, enables to arc panel welding assembly in this way
It meets the requirements, radian meet demand, can be that the construction of subsequent compressed water reactor nuclear power barrier shield carries out effective technological guidance, it is ensured that
Nuclear power engineering project high efficiency, high quality, low-risk construction operation.
Above-described specific embodiment, the purpose of this utility model, technical solution and advantageous effect have been carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (6)
1. PWR nuclear power plant bilayer curved plate concrete structure module forming frock, which is characterized in that including chassis (1),
Be provided with several pieces of arc risers (3) being mutually parallel on the chassis (1), and the bottom end of arc riser (3) with chassis (1)
Fixed, the top of arc riser (3) is equipped with arc panel (4), arc pressuring plate (6), and arc is provided on arc panel (4)
Connecting plate (6) is fixed with arc panel (4), and the radian of arc pressuring plate (6) is identical with the radian of arc panel (4).
2. PWR nuclear power plant bilayer curved plate concrete structure module forming frock according to claim 1, special
Sign is that the top surface of the arc riser (3) is recessed several notches (8), and arc panel (4) is arranged on above notch (8)
And all notches (8) are completely covered.
3. PWR nuclear power plant bilayer curved plate concrete structure module forming frock according to claim 1, special
Sign is that the chassis (1) is connected with the geometrical clamp (9) in Contraband font, and arc panel (4) and chassis (1) are arranged on geometrical clamp (9)
Cavity in, be provided with clamping cylinder (10) on geometrical clamp (9), clamping cylinder (10) bottom end pass through be arranged on after geometrical clamp (9) it is solid
It is contacted in the cavity of clamp (9) and with arc panel (4), threaded rod (11) is provided in clamping cylinder (10), and threaded rod (11) is worn
It crosses arc panel (4) and arc panel (4) is fixed, the inner chamber bottom surface of geometrical clamp (9) is contacted with the bottom surface of chassis (1).
4. PWR nuclear power plant bilayer curved plate concrete structure module forming frock according to claim 1, special
Sign is that the bottom surface of the arc panel (4) is provided with arc securing plate (7), and arc securing plate (7) is arranged on arc pressuring plate
(6) and on the symmetrical wall surface of arc panel (4) bearing and positioned at the underface of bearing.
5. PWR nuclear power plant bilayer curved plate concrete structure module forming frock according to claim 1, special
Sign is, gusset (5) is both provided on the arc panel (4), and bottom end and arc panel (4) bottom surface of upper gusset (5) are fixed,
Side wall and the side wall of arc pressuring plate (6) are fixed.
6. PWR nuclear power plant bilayer curved plate concrete structure module forming frock according to claim 1, special
Sign is, is provided with several pieces of lower web plates (2) on the chassis (1), lower web plate (2) be arranged on adjacent arc riser (3) it
Between, and the bottom end of lower web plate (2) is fixed with chassis (1), side wall is fixed with corresponding arc riser (3) side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873159.XU CN207587395U (en) | 2017-12-27 | 2017-12-27 | PWR nuclear power plant bilayer curved plate concrete structure module forming frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873159.XU CN207587395U (en) | 2017-12-27 | 2017-12-27 | PWR nuclear power plant bilayer curved plate concrete structure module forming frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587395U true CN207587395U (en) | 2018-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721873159.XU Active CN207587395U (en) | 2017-12-27 | 2017-12-27 | PWR nuclear power plant bilayer curved plate concrete structure module forming frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207587395U (en) |
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2017
- 2017-12-27 CN CN201721873159.XU patent/CN207587395U/en active Active
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