CN106320720A - Aligning and leveling device for pressure vessel drum and steam generator of nuclear power plant - Google Patents
Aligning and leveling device for pressure vessel drum and steam generator of nuclear power plant Download PDFInfo
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- CN106320720A CN106320720A CN201610811960.5A CN201610811960A CN106320720A CN 106320720 A CN106320720 A CN 106320720A CN 201610811960 A CN201610811960 A CN 201610811960A CN 106320720 A CN106320720 A CN 106320720A
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- 238000009434 installation Methods 0.000 claims abstract description 39
- 238000013461 design Methods 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 239000011258 core-shell material Substances 0.000 abstract 1
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- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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- E04G21/1841—Means for positioning building parts or elements
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Abstract
The invention belongs to the technical field of nuclear power engineering construction, and provides an aligning and leveling device for a pressure vessel drum and a steam generator of a nuclear power plant in order to complete installation work of the pressure vessel drum and the steam generator of a high temperature gas cooled reactor nuclear power plant and ensure the installation quality. The device comprises a structural beam, a pull rope system, a hydraulic adjusting system and a measuring system; the structural beam is formed by detachably connecting a plurality of short beams; when the device is used, three-dimensional hydraulic adjusting machines are distributed on the upper surface of a wall of a reactor cabin, the structural beam is located on the three-dimensional hydraulic adjusting machines, Z-direction oil cylinders of the three-dimensional hydraulic adjusting machines are inserted into fixing grooves formed in the structural beam, the ends, provided with pin holes, of pull ropes penetrate through connecting holes and are fixedly connected with plate type lifting lugs, and lifting lugs arranged at the other ends of the pull ropes are connected with the pressure vessel drum or the steam generator. According to the device, not only can the adjustment and installation work of the metal reactor core shell be completed, but also the installation precision and quality are guaranteed.
Description
Technical field
The invention belongs to the technical field that nuclear power engineering is built, be specifically related to a kind of nuclear plant pressure vessels cylinder and steam
The centering of generator, levelling device.
Background technology
HTGR is that China has independent intellectual property right, has the Advanced Nuclear Energy Technology of forth generation technical characteristic, tool
Having higher security feature, application is extensive, and Commercial Prospect is boundless.Pressure container cylinder and steam generator are high temperature
The main equipment of HTGR PIPING OF MAIN LOOPS IN NUCLEAR POWER STATION, these large complicated main equipments are the hearts of nuclear power station, and mounting condition is harsh, precision
Requiring height, difficulty is very big.The installation of conventional pressurized-water reactor nuclear power plant main equipment (such as pressure container cylinder and steam generator) is adjusted
Whole is to use nuclear island ring to hang cooperation to carry out, and HTGR Nuclear Power Plant reactor does not designs and is specifically designed to cooperation main equipment installation
The equipment adjusted, and reactor maintenance crane load is only 100 tons, it is impossible to meet monomer and weigh the pressure vessel cylinder of more than 600 ton
Body and monomer weigh the mounting and adjusting job requirements of steam generator of 400 tons, so needing the advanced main equipment reliably of research and development
Centering, levelling device are to complete the installation exercise of pressure container cylinder and steam generator and to ensure installation quality.
Summary of the invention
In order to complete the installation exercise of HTGR Nuclear Power Plant pressure container cylinder and steam generator and ensure to install
Quality, the present invention proposes a kind of nuclear plant pressure vessels cylinder and the centering of steam generator, levelling device, including structural beams,
Cable systems, hydraulic pressure adjust system and the system of measurement；The lower surface of described structural beams is provided with at least two and fixes groove；Described structure
Beam is provided with at least two connecting hole, the upper and lower surface of the through described structural beams of described connecting hole, described connecting hole position
Being provided with board-like hanger in the port of described structural beams upper surface, described connecting hole is uniformly distributed in and pressure container cylinder radius
Or/and on the circumference identical with steam generator radius on identical circumference；Described cable systems includes at least two drag-line, institute
The one end stating drag-line is provided with pin-and-hole, and the other end of described drag-line is provided with hanger；Described hydraulic pressure adjusts system and includes Synchronization Control platform
With at least two subsystem, described subsystem includes three-dimensional hydraulic adjuster and hydraulic power unit, described three-dimensional hydraulic adjuster bag
Include X to be all connected with described hydraulic power unit to oil cylinder, Y-direction oil cylinder and Z-direction oil cylinder to oil cylinder, Y-direction oil cylinder and Z-direction oil cylinder, described X,
And described Z-direction oil cylinder matches with the fixing groove of described structural beams；Described Synchronization Control platform is connected with described hydraulic power unit；Described
Measurement system includes that laser tracker and analytical equipment, described laser tracker are connected with described analytical equipment, described laser with
Track instrument for measuring the position of pressure container cylinder or steam generator, described analytical equipment be used for calculating pressure container cylinder or
The deviation value measuring position and design and installation position of steam generator；During use, described three-dimensional hydraulic adjuster is distributed in instead
Ying Dui cabin body of wall upper surface, described structural beams dropping place is on described three-dimensional hydraulic adjuster, and described three-dimensional hydraulic adjuster
Z-direction oil cylinder insert in the fixing groove of described structural beams, described drag-line is provided with one end of pin-and-hole through described connecting hole, and with institute
Stating the fixing connection of board-like hanger, the hanger of the described drag-line other end is connected with pressure container cylinder or steam generator.
Wherein, described structural beams is removably connected by several short beams and forms.
Wherein, described structural beams includes two intermediate beams, and these two intermediate beams form three-back-shaped structure, this three-back-shaped structure
Corner be equipped with prolongation beam, described prolongation beam is also associated with end carriage, and described end carriage is U-shape structure.
Wherein, between described intermediate beam and prolongation beam, all it is bolted between described prolongation beam and end carriage.
Wherein, described connecting hole is eight, and wherein four described connecting holes are distributed in identical with pressure container cylinder radius
Circumference on, connecting hole described in four additional is distributed on the circumference identical with steam generator radius.
Wherein, the quantity of described drag-line is also four.
Wherein, described drag-line includes top arm-tie, two sections of double arm-ties, three arm-ties, transition arm-tie and adjustable drawbar, described top
Portion's arm-tie, double arm-tie, three arm-ties, double arm-tie, transition arm-tie, adjustable drawbar pass sequentially through bearing pin and connect, on the arm-tie of described top
Being provided with pin-and-hole, described adjustable drawbar is also associated with hanger.
Wherein, described three-dimensional hydraulic adjuster is four, rectangular distribution on the body of wall of reactor cabin；Described structural beams
Fixing groove be also four, be distributed in the corner of described structural beams.
Wherein, described hydraulic power unit is four, and these four hydraulic power units are respectively with described four three-dimensional hydraulic adjusters even
Connecing, described Synchronization Control platform is connected in series with described four hydraulic power units.
Wherein, described analytical equipment is computer.
Nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device have following useful effect
Really:
The inventive system comprises structural beams, hydraulic pressure adjusts system, cable systems and measurement system, and structural beams is by several
Short beam removably connects and forms, and which not only adds the convenience of operation and transport, also makes assembly of the invention can adapt to
Different field condition, it is possible to be used for adjusting installation pressure container cylinder and steam generator, adds the suitable of assembly of the invention
The property used.The connecting hole of structural beams is uniformly distributed on the circumference identical with pressure container cylinder radius or/and and steam generator
On the circumference that radius is identical, when so adjusting installation pressure container cylinder or steam generator, balance is more preferable, improves installation
Accurate and the quality adjusted.Drag-line includes some sections of double arm-ties, and the hop count of double arm-ties can the length of drag-line as required enter
Row sum-equal matrix, flexible and convenient to use.The adjustable drawbar of drag-line has the effect of the length of fine setting drag-line, because the physical length of drag-line
And deviation may be there is between design length, this deviation can be made up by the fine setting of adjustable drawbar, it is to avoid the length of drag-line
Degree causes situation about cannot use to occur not.The Synchronization Control platform of hydraulic pressure adjustment system and four hydraulic power units series connection are even
Connecing, so only four hydraulic power units can carry out operation time all normal, if there being one or more hydraulic power unit to break down,
Then hydraulic pressure adjusts system stalls, it is to avoid one or more hydraulic power units still provide for operation and cause danger when breaking down
Situation, substantially increases the safety of operation.The inventive system comprises laser tracker, laser tracker certainty of measurement is high,
Can accurately measure the position of pressure container cylinder or steam generator.
When using assembly of the invention to adjust installation pressure container cylinder or steam generator, the laser measuring system is followed the tracks of
Instrument is for measuring the position of pressure container cylinder or steam generator, and analytical equipment is for computation and measurement value and design and installation value
Deviation, hydraulic pressure adjusts the Synchronization Control platform of system and is used for this deviation is sent to hydraulic power unit, and hydraulic power unit is adjusted according to deviation value
The X of whole three-dimensional hydraulic adjuster is to oil cylinder, Y-direction oil cylinder and Z-direction oil cylinder, so that structural beams produces X-direction, Y-direction and Z-direction
Displacement, such structural beams drives drag-line to produce corresponding displacement, and drag-line drives pressure container cylinder (or steam generator) to produce phase
Answering displacement, reach to adjust the purpose of pressure container cylinder (or steam generator), said process will be repeatedly with constantly simultaneously
Reduce deviation, make pressure container cylinder (or steam generator) become closer to design and installation position, until by pressure vessel cylinder
Body (or steam generator) is adjusted to design and installation position and is adjusted to level, so can not only complete pressure container cylinder and steaming
The adjustment installation exercise of vapour generator, and ensure that installation accuracy and quality.
Accompanying drawing explanation
Fig. 1 is to use nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device, adjusts and installs
The schematic diagram of pressure container cylinder；
Fig. 2 is to use nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device, adjusts and installs
The schematic diagram of steam generator；
Fig. 3 is nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, the structural beams of levelling device in Fig. 1
Schematic diagram；
Fig. 4 is nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, the structural beams of levelling device in Fig. 2
Schematic diagram；
Fig. 5 is the signal of the drag-line of nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device
Figure；
Fig. 6 is that the three-dimensional hydraulic of nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device is adjusted
The schematic diagram that complete machine is connected with hydraulic power unit；
Fig. 7 is that the hydraulic pressure of nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device adjusts system
The logical schematic of system.
Detailed description of the invention
Introduce technical scheme below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, nuclear plant pressure vessels cylinder of the present invention and the centering of steam generator, levelling device bag
Include structural beams 10, hydraulic pressure adjusts system 20, cable systems 30 and measurement system 40.Introduce structural beams 10 separately below, hydraulic pressure is adjusted
Whole system 20, cable systems 30 and measurement system 40.
As shown in figures 1 and 3, structural beams 10 generally rectangle, can be steel structure girder.The lower surface of structural beams 10 is provided with
At least two fixes groove (not shown), it is preferable that fixing groove is four, is distributed in the corner of structural beams 10.Structural beams 10
Can be removably connected by several short beams and form, during use, first by the transport of several short beams to on-the-spot, then by short beam by height
The mode that strength bolt group, ordinary bolt set combine with hinged bolts group is connected to be assembled into structural beams 10, so conveniently will
Short beam transport, to on-the-spot, if by structural beams 10 whole Transporting to on-the-spot, owing to structural beams 10 volume is relatively big, is limited by site space
System, operation is very inconvenient.As shown in figures 1 and 3, structural beams 10 includes two intermediate beams 11, and these two intermediate beams 11 form back
Character form structure, the corner of this three-back-shaped structure is equipped with prolongation beam 12, and extending beam 12 is the structure of cuboid, extends beam 12 and two
Root intermediate beam 11 is in approximately the same plane, and the effect extending beam 12 is the length of extending structure beam 10, extends beam 12 and is also associated with
End carriage 13, end carriage 13 is U-shape structure, and wherein, intermediate beam 11, prolongation beam 12 and end carriage 13 are equivalent to short beam.Intermediate beam 11 with prolong
Between long beam 12, all it is bolted between prolongation beam 12 and end carriage 13, such as, uses between intermediate beam 11 and prolongation beam 12
The type of attachment that high-strength bolt group, ordinary bolt set combine with hinged bolts group, between prolongation beam 12 and end carriage 13 be also
Use the type of attachment that high-strength bolt group, ordinary bolt set combine with hinged bolts group.As shown in Figure 2 and Figure 4, Fig. 2 and
Structural beams 10 in Fig. 4 is unlike the structural beams 10 in Fig. 1 and Fig. 3, and intermediate beam 11 is directly connected to end carriage 13, intermediate beam
It is not provided with between 11 and end carriage 13 extending beam 12, this is because the structural beams 10 in Fig. 2 and Fig. 4 is used for adjusting installation steam generation
Device 53, the span of cabin, steam generator 53 place body of wall is less, and structural beams 10 is disposed on the body of wall of cabin, due to cabin
The span of room body of wall is less, so the length of the structural beams 10 needed is the least, need not arrange prolongation beam 12 in structural beams 10；
Structural beams 10 in Fig. 1 and Fig. 3 is used for adjusting installation pressure container cylinder 52, cabin, pressure container cylinder 52 place body of wall span
Relatively big, so the length of the structural beams 10 needed is the longest, prolongation beam 12 is set, to increase between intermediate beam 11 and end carriage 13
The length of structural beams 10.Wherein, intermediate beam 11, prolongation beam 12 and the shape of end carriage 13 and quantity can be actual according to job site
Needs are adjusted.The structural beams 10 of assembly of the invention is removably connected by several short beams and forms, and which not only adds
The convenience of operation, also makes assembly of the invention can adapt to Different field condition, adds the suitability of assembly of the invention.
Such as Fig. 3-4, structural beams 10 is provided with at least two connecting hole 14, the upper surface of connecting hole 14 communicating structure beam 10 and
Lower surface, connecting hole 14 is positioned at the port of structural beams 10 upper surface and is provided with board-like hanger 16, such as each connecting hole 14
Port can be provided with two board-like hangers 16, and the quantity of board-like hanger 16 can be adjusted according to actual needs, wherein,
In Fig. 3 and Fig. 4, in order to illustrate connecting hole 14, the port of a connecting hole 14 only depicts a board-like hanger 16 wherein.
As Figure 1-4, connecting hole 14 is uniformly distributed on the circumference identical with pressure container cylinder 52 radius and/or and steam generation
On the circumference that device 53 radius is identical, the quantity of connecting hole 14 can be eight, and wherein four connecting holes 14 are uniformly distributed in and press
On the circumference that force container cylinder 52 radius is identical, four additional connecting hole 14 is uniformly distributed in identical with steam generator 53 radius
Circumference on；The quantity of connecting hole 14 can also be four, and these four connecting holes 14 are uniformly distributed in and pressure container cylinder 52
On the circumference that radius is identical, or these four connecting holes 14 are uniformly distributed on the circumference identical with steam generator 53 radius.
As shown in Fig. 1-2, Fig. 5, the cable systems 30 of assembly of the invention includes at least two drag-line 38, and this drag-line 38 wraps
Including several arm-ties, one end of drag-line 38 is provided with pin-and-hole 37, and the other end of drag-line 38 is provided with hanger 36.When the dress using the present invention
When putting adjustment installation pressure container cylinder 52, drag-line 38 is penetrated and is distributed on the circumference identical with pressure container cylinder 52 radius
Connecting hole 14, when use assembly of the invention adjust install steam generator 53 time, drag-line 38 is penetrated and is distributed in and steam
Connecting hole 14 on the circumference that generator 53 radius is identical.As shown in Figure 1-2, the quantity of connecting hole 14 can be eight, wherein
Four connecting holes 14 are uniformly distributed on the circumference identical with pressure container cylinder 52 radius, and four additional connecting hole 14 uniformly divides
Being distributed on the circumference identical with steam generator 53 radius, the quantity of drag-line 38 is four, connecting hole 14 and the quantity of drag-line 38
Can need to be adjusted according to scene.As it is shown in figure 5, drag-line 38 includes double arm-tie 32, three arm-tie of top arm-tie 31, two sections
33, transition arm-tie 34 and adjustable drawbar 35, top arm-tie 31, double arm-tie 32, three arm-tie 33, double arm-tie 32, transition arm-tie 34, can
Adjusting pull bar 35 to pass sequentially through bearing pin to connect, top arm-tie 31 is provided with pin-and-hole 37, and adjustable drawbar 35 is also associated with hanger 36.Its
In, double arm-ties 32 include two arm-ties, these two arm-tie parallel joins, to increase the intensity of drag-line 38, between these two arm-ties
It is additionally provided with clip 39, to strengthen the steadiness connected between two arm-ties.As it is shown in figure 5, drag-line 38 includes two sections of double arm-ties 32,
The hop count of double arm-ties 32 can the length of drag-line 38 as required and adjust.Three arm-ties 33 include three arm-ties, are used for connecting
Adjacent two sections of double arm-ties 32, three arm-ties 33 with the connected mode of double arm-ties 32 are: two arm-ties of double arm-ties 32 insert three arm-ties
In space between three arm-ties of 33.Transition arm-tie 34 is used for connecting double arm-tie 32 and adjustable drawbar 35, due to adjustable drawbar
The interface not mated between 35 with duplex pull rod 32, so arranging transitional pull rod 34 between duplex pull rod 32 and adjustable drawbar 35,
One end of transitional pull rod 34 is connected with double arm-ties 32, and the other end is connected with adjustable drawbar 35, with by double arm-ties 32 and adjustable drawbar
35 connect.The effect of adjustable drawbar 35 is the length of fine setting drag-line 38, because between the physical length of drag-line 38 and design length
Deviation may be there is, this deviation can be made up by the fine setting of adjustable drawbar 35, it is to avoid the length of drag-line 38 is led not
The situation that cause cannot use occurs.Adjustable drawbar 35 is also associated with hanger 36, installs pressure when using assembly of the invention to adjust
During shell 52, hanger 36 is connected with pressure container cylinder 52, installs steam generator when using assembly of the invention to adjust
When 53, hanger 36 is connected with steam generator 53.
As it is shown in fig. 7, the hydraulic pressure of assembly of the invention adjusts system 20 includes Synchronization Control platform 23 and at least two subsystem
System, this subsystem includes three-dimensional hydraulic adjuster 21 and hydraulic power unit 22, and wherein, hydraulic pressure adjusts the subsystem of system 20 and can be
Four, namely three-dimensional hydraulic adjuster 21 and hydraulic power unit 22 are four, a three-dimensional hydraulic adjuster 21 and a liquid
Press pump station 22 connects；Synchronization Control platform 23 is connected in series with four hydraulic power units 22, is so the most just only having four hydraulic power units 22
Can carry out operation time often, if there being one or more hydraulic power unit 22 to break down, then hydraulic pressure adjustment system 20 quits work,
The situation avoiding one or more hydraulic power unit 22 to still provide for operation when breaking down and to cause danger, substantially increases operation
Safety.As shown in Figure 1-2, four three-dimensional hydraulic adjusters 21 are distributed in reactor cabin body of wall 50 upper surface, in Fig. 1-2 not
Hydraulic power unit 22 and Synchronization Control platform 23 are shown, because needing three-dimensional hydraulic adjuster 21 is arranged in reactor cabin when using
Body of wall 50 upper surface, and the placement location no requirement (NR) of hydraulic power unit 22 and Synchronization Control platform 23.As shown in Figure 6, three-dimensional hydraulic is adjusted
Complete machine 21 include X to oil cylinder 211, Y-direction oil cylinder 212 and Z-direction oil cylinder 213, X is to oil cylinder 211, Y-direction oil cylinder 212 and Z-direction oil cylinder 213
All being connected with hydraulic power unit 22, hydraulic power unit 22 can control X to oil cylinder 211, the stretching out or bounce back of Y-direction oil cylinder 212, it is possible to control
The decline of Z-direction oil cylinder 213 processed or jacking.Z-direction oil cylinder 213 matches with the fixing groove of structural beams 10, though used time, Z-direction oil cylinder
213 is in the fixing groove of insert structure beam 10.Being also equipped with displacement transducer on hydraulic power unit 22, this displacement transducer is used for
The X of detection three-dimensional hydraulic adjuster 21 is to oil cylinder 211, Y-direction oil cylinder 212 and the stroke of Z-direction oil cylinder 213.Assembly of the invention
Hydraulic pressure adjusts system 20 and the three-dimensional hydraulic of Shanghai Nicetek Hydraulic Machinery Co., Ltd. such as can be used to adjust system product.
As shown in Figure 1-2, measurement system 40 includes laser tracker 42 and analytical equipment 41, laser tracker 42 and analysis
Equipment 41 connects, and analytical equipment 41 can be computer.When adjusting installation pressure container cylinder 52, laser tracker 42 is used for surveying
The position of amount pressure container cylinder 52, when adjusting installation steam generator 53, laser tracker 42 is used for measuring steam generation
The position of device 53.Pressure container cylinder 52 or the position data of steam generator 53 that measurement is obtained by laser tracker 42 send
To analytical equipment 41, analytical equipment 41 first to laser tracker 42 send measurement data be decoded, then according to decoding after
Measured value, calculate the deviation value measuring position and design and installation position of pressure container cylinder 52 or steam generator 53,
Computational methods are for subtract each other measurement position with design and installation position.
As shown in Figure 1-2, during use, three-dimensional hydraulic adjuster 21 is distributed in reactor cabin body of wall 50 upper surface, structure
Beam 10 dropping place is on three-dimensional hydraulic adjuster 21, and the Z-direction oil cylinder 213 insert structure beam 10 of three-dimensional hydraulic adjuster 21 is fixing
In groove, drag-line 38 is provided with one end of pin-and-hole 37 through connecting hole 14, and fixing with board-like hanger 16 is connected, the hanger 36 of drag-line 38
It is connected with pressure container cylinder 52 or steam generator 53.
The using method of assembly of the invention be described below:
As shown in Figure 1-2, the first step, four three-dimensional hydraulic adjusters 21 are arranged in table on reactor cabin body of wall 50
Face, the position no requirement (NR) of hydraulic power unit 22 and Synchronization Control platform 23.In the next step, can be by structural beams 10 dropping place in four
On individual three-dimensional hydraulic adjuster 21, and the fixing groove of Z-direction oil cylinder 213 insert structure beam 10 lower surface of three-dimensional hydraulic adjuster 21
In, thus the position of four three-dimensional hydraulic adjusters 21 should meet structural beams 10 can dropping place in four three-dimensional hydraulic adjusters
On 21, and wanting in four fixing grooves of Z-direction oil cylinder 213 insert structure beam 10 lower surface of four three-dimensional hydraulic adjusters 21
Ask.
As shown in Figure 1-2, second step, by structural beams 10 dropping place on four three-dimensional hydraulic adjusters 21, and four Z-direction oil
In four fixing grooves of cylinder 213 insert structure beam 10 lower surface, on the one hand the effect of Z-direction oil cylinder 213 is supporting construction beam 10, separately
On the one hand it is that driving structure beam 10 moves.
Preferably, four three-dimensional hydraulic adjuster 21 rectangular distributions on reactor cabin body of wall 50, fixing groove distribution
In the corner of structural beams 10, so can easily by structural beams 10 dropping place on four three-dimensional hydraulic adjusters 21 and Z-direction oil
In the fixing groove of cylinder 213 insert structure beam 10.
As shown in Fig. 1, Fig. 3 and Fig. 5, the 3rd step, when pressure container cylinder 52 being installed when using assembly of the invention to adjust,
One end that four drag-lines 38 are provided with pin-and-hole 37 is each passed through four and is distributed in the circumference identical with pressure container cylinder 52 radius
On connecting hole 14, when the fixing hole of pin-and-hole 37 with board-like hanger 16 aligns, at pin-and-hole 37 and the fixing hole of board-like hanger 16
In penetrate bearing pin, to be connected fixing with board-like hanger 16 for drag-line 38.By the hanger 36 of four drag-lines 38 all with pressure vessel cylinder
Body 52 connects, and in connection procedure, if drag-line 38 length needs to adjust, then can be adjusted the length of drag-line 38 by adjustable drawbar 35,
So that the length of drag-line 38 meets practice of construction needs.Owing to four connecting holes 14 are positioned at identical with pressure container cylinder 52 radius
Circumference on, so the junction point of hanger 36 and pressure container cylinder 52 is also uniformly distributed in the circumference of pressure container cylinder 52
On, when so using drag-line 38 to adjust installation pressure container cylinder 52, balance is more preferable, and adjustment is installed more accurate.
As shown in Fig. 2, Fig. 4 and Fig. 5, when steam generator 53 being installed when using assembly of the invention to adjust, four are drawn
Rope 38 is provided with one end of pin-and-hole 37 and is each passed through four connecting holes being distributed on the circumference identical with steam generator 53 radius
14, when the fixing hole of pin-and-hole 37 with board-like hanger 16 aligns, in the fixing hole of pin-and-hole 37 and board-like hanger 16, penetrate bearing pin,
To be connected fixing with board-like hanger 16 for drag-line 38.The hanger 36 of four drag-lines 38 is all connected with steam generator 53, connects
During, if desired adjust the length of drag-line 38, then can be adjusted the length of drag-line 38 by adjustable drawbar 35, so that drag-line 38
Length meets practice of construction needs.Owing to four connecting holes 14 are positioned on the circumference identical with steam generator 53 radius, so
Hanger 36 is also uniformly distributed on the circumference of steam generator 53 with the junction point of steam generator 53, so uses drag-line 38 to adjust
During whole installation steam generator 53, balance is more preferable, improves and adjusts the precision installed.
Wherein, before carrying out this step, pressure container cylinder 52 and steam generator 53 are the most in place, the present invention
The effect of device be that pressure container cylinder 52 or steam generator 53 are finely adjusted again, with by pressure container cylinder 52 or steam
Vapour generator 53 adjusts to design and installation position and is adjusted to level, namely the effect of centering, leveling.
As shown in Figure 1-2, the 4th step, in this step, adjust installation pressure container cylinder 52 and steam generator 53 is
Identical, it is introduced as a example by adjusting installation pressure container cylinder 52 below.Hydraulic power unit 22 is utilized to control four three-dimensional liquid
Pressure adjustment machine 21 Z-direction oil cylinder 213, make the equal jacking of four Z-direction oil cylinders 213, the jacking driving structure beam 10 of Z-direction oil cylinder 213 to
Upper movement, such structural beams 10 promotes drag-line 38, drag-line 38 adherence pressure shell 52, after pressure container cylinder 52 promotes,
Just the position of pressure container cylinder 52 can be adjusted.
As shown in Figure 1-2, the 5th step, this step is still introduced as a example by adjusting installation pressure container cylinder 52, uses
The laser tracker 42 of measurement system 40 measures the position of pressure container cylinder 52, and measured value is sent to analytical equipment 41,
The measured value that laser tracker 42 is first sent by analytical equipment 41 is decoded, then by decoded measured value and pressure vessel cylinder
The design and installation position of body 52 compares, to draw the deviation of measured value and the design and installation position of pressure container cylinder 52
Value, this deviation value includes the deviation value of X-direction, Y-direction and Z-direction, simultaneously because there is more pipe fitting on pressure container cylinder 52,
In order to adjust the mouth of pipe direction of pipe fitting, in addition it is also necessary to pressure container cylinder 52 is rotated about the z axis.
Deviation value analytical equipment 41 calculated is input manually in the Synchronization Control platform 23 that hydraulic pressure adjusts system 20, or will
This deviation value copies into movable storage device, then is connected with Synchronization Control platform 23 by movable storage device, deviation value is imported and synchronizes
Control station 23.After Synchronization Control platform 23 receives deviation value, this deviation value is sent to four hydraulic power units 22, hydraulic power unit 22
X according to this deviation value control three-dimensional hydraulic adjuster 21 is to oil cylinder 211, Y-direction oil cylinder 212 and Z-direction oil cylinder 213, by X to oil
Cylinder 211 stretch out or the driving structure beam 10 that bounces back moves in X-direction, structural beams 10 drives at the drag-line 38 that is moved through of X-direction
Pressure container cylinder 52 is moved in X-direction, and then adjustment pressure container cylinder 52 is in the position of X-direction, similarly, passes through
Adjustment pressure container cylinder 52 position in the Y direction of stretching out or bounce back of Y-direction oil cylinder 212, by the decline of Z-direction oil cylinder 213 or
Jacking adjust pressure container cylinder 52 in the position of Z-direction, by while control structure beam 10 in X-direction and the movement of Y-direction,
Realize pressure container cylinder 52 direction about the z axis to rotate；After this time the position adjustment of pressure container cylinder 52 terminates, need to repeat
This step repeatedly because the impact of the factor such as tension cable 38 swing, pressure container cylinder 52 after once adjusting, physical location with
Also can there is deviation in design and installation position, repeating this step purpose repeatedly is exactly constantly to reduce deviation, makes pressure container cylinder
52 become closer to design and installation position, until adjusting pressure container cylinder 52 to design and installation position and being adjusted to level.
6th step, pressure container cylinder 52 is adjusted to design and installation position and after being adjusted to level, is controlled by hydraulic power unit 22
The Z-direction oil cylinder 213 of three-dimensional hydraulic adjuster 21 processed declines, so that structural beams 10 moves down, pressure container cylinder 52 falls to pacifying
Install to position.
Claims (10)
1. a nuclear plant pressure vessels cylinder and the centering of steam generator, levelling device, it is characterised in that include structure
Beam, cable systems, hydraulic pressure adjust system and the system of measurement；
The lower surface of described structural beams is provided with at least two and fixes groove；Described structural beams is provided with at least two connecting hole, described
The upper and lower surface of the through described structural beams of connecting hole, described connecting hole is positioned at the port of described structural beams upper surface and sets
Board-like hanger, described connecting hole is had to be uniformly distributed on the circumference identical with pressure container cylinder radius or/and and steam generation
On the circumference that device radius is identical；
Described cable systems includes that at least two drag-line, one end of described drag-line are provided with pin-and-hole, and the other end of described drag-line is provided with
Hanger；
Described hydraulic pressure adjusts system and includes Synchronization Control platform and at least two subsystem, and described subsystem includes that three-dimensional hydraulic adjusts
Machine and hydraulic power unit, described three-dimensional hydraulic adjuster include X to oil cylinder, Y-direction oil cylinder and Z-direction oil cylinder, described X is to oil cylinder, Y-direction oil
Cylinder and Z-direction oil cylinder are all connected with described hydraulic power unit, and described Z-direction oil cylinder matches with the fixing groove of described structural beams；Described
Synchronization Control platform is connected with described hydraulic power unit；
Described measurement system includes that laser tracker and analytical equipment, described laser tracker are connected with described analytical equipment, institute
Stating laser tracker for measuring the position of pressure container cylinder or steam generator, described analytical equipment is used for calculating pressure and holds
Device cylinder or the deviation value measuring position and design and installation position of steam generator；
During use, described three-dimensional hydraulic adjuster is distributed in reactor cabin body of wall upper surface, and described structural beams dropping place is in described
On three-dimensional hydraulic adjuster, and described three-dimensional hydraulic adjuster Z-direction oil cylinder insert described structural beams fixing groove in, described in draw
Rope is provided with one end of pin-and-hole through described connecting hole, and fixing with described board-like hanger is connected, the hanger of the described drag-line other end
It is connected with pressure container cylinder or steam generator.
Nuclear plant pressure vessels cylinder the most according to claim 1 and the centering of steam generator, levelling device, its feature
Being, described structural beams is removably connected by several short beams and forms.
Nuclear plant pressure vessels cylinder the most according to claim 2 and the centering of steam generator, levelling device, its feature
Being, described structural beams includes two intermediate beams, and these two intermediate beams form three-back-shaped structure, and the corner of this three-back-shaped structure is equal
Being provided with prolongation beam, described prolongation beam is also associated with end carriage, and described end carriage is U-shape structure.
Nuclear plant pressure vessels cylinder the most according to claim 3 and the centering of steam generator, levelling device, its feature
It is, between described intermediate beam and prolongation beam, is all bolted between described prolongation beam and end carriage.
5. according to the nuclear plant pressure vessels cylinder according to any one of claim 1-4 and the centering of steam generator, leveling
Device, it is characterised in that described connecting hole is eight, wherein four described connecting holes are distributed in and pressure container cylinder radius phase
On same circumference, connecting hole described in four additional is distributed on the circumference identical with steam generator radius.
Nuclear plant pressure vessels cylinder the most according to claim 5 and the centering of steam generator, levelling device, its feature
Being, the quantity of described drag-line is also four.
7. according to the nuclear plant pressure vessels cylinder according to any one of claim 1-4 and the centering of steam generator, leveling
Device, it is characterised in that described drag-line includes top arm-tie, two sections of double arm-ties, three arm-ties, transition arm-tie and adjustable drawbar, institute
State top arm-tie, double arm-tie, three arm-ties, double arm-tie, transition arm-tie, adjustable drawbar pass sequentially through bearing pin and connect, and described top is drawn
Plate is provided with pin-and-hole, and described adjustable drawbar is also associated with hanger.
8. according to the nuclear plant pressure vessels cylinder according to any one of claim 1-4 and the centering of steam generator, leveling
Device, it is characterised in that described three-dimensional hydraulic adjuster is four, rectangular distribution on the body of wall of reactor cabin；Described knot
The fixing groove of structure beam is also four, is distributed in the corner of described structural beams.
Nuclear plant pressure vessels cylinder the most according to claim 8 and the centering of steam generator, levelling device, its feature
Being, described hydraulic power unit is four, and these four hydraulic power units are connected with described four three-dimensional hydraulic adjusters respectively, described same
Step control station is connected in series with described four hydraulic power units.
10. according to the nuclear plant pressure vessels cylinder according to any one of claim 1-4 and the centering of steam generator, leveling
Device, it is characterised in that described analytical equipment is computer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610811960.5A CN106320720B (en) | 2016-09-09 | 2016-09-09 | Alignment and leveling device for cylinder body and steam generator of pressure vessel of nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610811960.5A CN106320720B (en) | 2016-09-09 | 2016-09-09 | Alignment and leveling device for cylinder body and steam generator of pressure vessel of nuclear power station |
Publications (2)
| Publication Number | Publication Date |
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| CN106320720A true CN106320720A (en) | 2017-01-11 |
| CN106320720B CN106320720B (en) | 2023-12-15 |
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Cited By (1)
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| CN116434992A (en) * | 2023-03-13 | 2023-07-14 | 中国核工业二三建设有限公司 | Special tool for three-shell pairing of high-temperature gas cooled reactor nuclear power station and mounting method |
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| Publication number | Publication date |
|---|---|
| CN106320720B (en) | 2023-12-15 |
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Effective date of registration: 20240809 Address after: 101300 Building 1, yard 58, Shunkang Road, Shunyi District, Beijing Patentee after: CHINA NUCLEAR INDUSTRY 23 CONSTRUCTION Co.,Ltd. Country or region after: China Patentee after: China Nuclear Power Construction Innovation Technology Co.,Ltd. Address before: 101300 Building 1, yard 58, Shunkang Road, Shunyi District, Beijing Patentee before: CHINA NUCLEAR INDUSTRY 23 CONSTRUCTION Co.,Ltd. Country or region before: China |