CN109019468A - ACP1000 nuclear power station heavy equipment introducing method - Google Patents
ACP1000 nuclear power station heavy equipment introducing method Download PDFInfo
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- CN109019468A CN109019468A CN201810771439.2A CN201810771439A CN109019468A CN 109019468 A CN109019468 A CN 109019468A CN 201810771439 A CN201810771439 A CN 201810771439A CN 109019468 A CN109019468 A CN 109019468A
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- heavy equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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Abstract
The invention belongs to the equipment installation Technology fields of ACP1000 nuclear power station.In order to realize the smooth introducing to the medium and heavy equipment of ACP1000, the invention discloses a kind of ACP1000 nuclear power station heavy equipment introducing methods.The heavy equipment introducing method, specifically includes the following steps: step S1, is promoted to 16.5m platform for heavy equipment；Step S2 carries out the installation that ring is embraced in overturning；Step S3 carries out the introducing of first stage to heavy equipment；Step S4 carries out the connection of heavy equipment and ring crane；Step S5 carries out the introducing of second stage to heavy equipment；Step S6 carries out the overturning of heavy equipment.Introducing operation is carried out to the medium and heavy equipment of ACP1000 using the method for the present invention, can not only guarantee going on smoothly for introducing process, but also construction period can be shortened, improves construction efficiency.
Description
Technical field
The invention belongs to the equipment installation Technology fields of ACP1000 nuclear power station, and in particular to a kind of ACP1000 nuclear power
It stands heavy equipment introducing method.
Background technique
Third-generation nuclear power technology of the ACP1000 nuclear power station as China's independent research, structure design and conventional M310
Reactor core, which compares, many improvement.Wherein, in terms of Power house structure design, not only main equipment transport is logical in ACP1000
Road use circular arc type track, use the linear type conveying track being different from conventional M310, and in M310 be used for install
The overturning space of main equipment compares, and greatly reduces in ACP1000 for installing the overturning space of main equipment.At this point, if after
The continuous introducing method using main equipment in routine M310 introduce operating and is then unable to complete successfully to the main equipment in ACP1000
The introducing of main equipment.For example, when carrying out the introducing of main equipment along conveying track, if using the method in routine M310 by
Hoisting equipment to main equipment carry out rope traction, then due to the conveying track in ACP1000 be circular arc type structure, stress point and
Positional relationship between the point of application changes always, thus can not accurate wire rope hoist position, while in distraction procedure
Main equipment can be generated along the lateral of orbital arc center position if the angle between lead and orbital direction is excessive
It is allocated as exerting oneself, leads to the rollover of main equipment.
Summary of the invention
In order to realize the smooth introducing to the medium and heavy equipment of ACP1000, the invention proposes a kind of ACP1000 nuclear power station weights
Type equipment introducing method.The heavy equipment introducing method, specifically includes the following steps:
Heavy equipment is promoted to 16.5m platform by step S1；Heavy equipment is promoted to by ground level by gantry crane
On 16.5m platform, and heavy equipment is placed on the heavy-load transport vehicle of conveying track；
Step S2 carries out the installation that ring is embraced in overturning；Overturning armful ring set is set to the tail for being fixed on heavy equipment in 16.5m platform
Portion；
Step S3 carries out the introducing of first stage to heavy equipment；It will be weighed along circular arc type conveying track using propulsion mode
It carries transport vehicle to carry out to reactor building, stops pushing away at hook position until heavy-load transport vehicle arrival ring crane in front end can connect
Into；Wherein, in this progradation, the two sides for the heavy-load transport vehicle being located on interior outside conveying track is used and are independently pushed away
Into mode；
Step S4 carries out the connection of heavy equipment and ring crane；Pass through the suspender and ring crane of heavy equipment front end
Suspension hook be attached；
Step S5 carries out the introducing of second stage to heavy equipment；Heavy equipment is continued to promote along conveying track,
Stop promoting until heavy equipment is introduced to turnover bracket installation place；
Step S6 carries out the overturning of heavy equipment；Turnover bracket is fixed first and completes turnover bracket and turns over
Turn embrace ring connection, then by ring crane to the promotion of heavy front equipment end and turnover bracket to heavy equipment rear end
Support is completed to heavy equipment by the overturning of horizontality to upright state.
Preferably, in the step S3, it is transported using two sets of independent hydraulic feed devices to interior outside is located at
Heavy-load transport vehicle two sides on track carry out independent propulsion respectively.
It is further preferred that carrying out the propulsion of heavy-load transport vehicle using two sets of independent cylinder devices, and by two
Hydraulic cylinder is respectively placed in the two sides of heavy-load transport vehicle and contacts respectively with interior outer side track.
It is further preferred that the hydraulic cylinder is fixedly connected with vehicle is pushed；The promotion parking stall is on the track, along institute
Stating track can reciprocatingly slide, and the fixation of any position can be carried out by fixing piece and the track.
Preferably, traction and heavy-load transport vehicle in the step S5, by ring crane to heavy front equipment end
The introducing to heavy equipment second stage is completed in support to heavy equipment rear end.
It is further preferred that before the introducing for carrying out second stage to heavy equipment, by ring crane by heavy equipment
Front end lift, so that the heavy-load transport vehicle of front end is moved to the end of conveying track in advance.
Preferably, in the step S2, it is described overturning embrace a ring adopt a split structure, be made of two semicircular rings and
One overturning trunnion is set in each semicircular ring；After the overturning armful ring is connect with the heavy equipment, two overturning ears
Axle position is in same horizontal line.
It is further preferred that the top of the turnover bracket is equipped with U-shaped seat, and the U-shaped seat in the step S6
It is rotatablely connected with the overturning trunnion.
It is further preferred that the U-shaped seat and the turnover bracket are connect using plug-in, and U-shaped seat with it is described
Adjustment gasket is equipped between turnover bracket.
Preferably, in the step S1, acceleration instrument is installed first on heavy equipment, it is ensured that acceleration instrument work
Make that state is normal, meets hoisting test, then again will in the lifting of heavy equipment to 16.5m platform, complete after lifting again will plus
Speed instrument is removed and is read, records acceleration value.
When carrying out introducing operation to the heavy equipment in ACP1000 nuclear power station using method of the invention, have with following
Beneficial effect:
1, in the method for the invention, according to the design of circular arc type conveying track in ACP1000 nuclear power station, by heavy equipment
Introducing be divided into two stages and carry out, and in first stage to the heavy-load transport vehicle being located on interior outside conveying track
Two sides using independent hydraulically controlled cylinder propulsion by the way of carry out the introducing of heavy equipment, to realize the smooth turning of heavy equipment.
In this way, not only can reduce the distance between stress point and the point of application using hydraulic cylinder but also stress point and the point of application can be made
Position is mobile with heavy equipment and adjusts, to make heavy equipment pass through the arc section region in conveying track, simultaneously also
It can not determine that point of application position can not determine volume to avoid when carrying out and drawing over long distances using hoisting equipment in the prior art
The power of laterally toppling raising the installation site of equipment and may generating to heavy equipment in distraction procedure, introduced to improve
The efficiency of journey and security reliability by arc section region.
2, in the method for the invention, using ring hang to heavy front equipment end traction and heavy-load transport vehicle to heavy equipment after
The fit system of support is held, heavy equipment being rapidly introduced into along linear type track during second stage introduces is completed.In this way,
Introducing speed not only can be improved, improve construction efficiency, and can in advance remove front end heavy-load transport vehicle, to be subsequent
Turning operation reserve space, realize the efficient utilization to small space in workshop, guarantee going on smoothly for construction.
3, ring in the method for the invention, is hung into the attended operation with heavy equipment, is advanced to first to heavy equipment
Stage introduces between second stage introducing.By shifting to an earlier date the operation, it not only can use ring and hang to heavy equipment progress
The introducing of second stage improves and introduces speed, and avoids and carry out ring in subsequent small space and hang and connect with heavy equipment
When inconvenience shorten the construction time, construction efficiency be provided to save the subsequent duration.
Detailed description of the invention
Fig. 1 is the flow diagram introduced using method of the invention to pressure vessel；
Fig. 2 is the schematic diagram that pressure vessel is promoted to 16.5m platform in the present invention；
Fig. 3 is to carry out overturning in the present invention to embrace the schematic diagram that ring is connect with pressure vessel；
Fig. 4 is the structural schematic diagram that ring is embraced in overturning in the present invention；
Fig. 5 is the schematic diagram for carrying out first stage introducing in the present invention to pressure vessel；
Fig. 6 is the schematic diagram for carrying out second stage introducing in the present invention to pressure vessel；
Fig. 7 is the schematic diagram overturn in the present invention to pressure vessel；
Fig. 8 is the structural schematic diagram of turnover bracket in the present invention.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawings and examples.
Next, being carried out to method of the invention detailed for being introduced to the pressure vessel in ACP1000 nuclear power station
It is thin to introduce.Equally, method of the invention is also applied for setting the heavy types such as steam generator, voltage-stablizer in ACP1000 nuclear power station
Standby introducing operation.
As shown in connection with fig. 1, pressure vessel in ACP1000 nuclear power station is introduced using introducing method of the invention
Specific steps are as follows:
Pressure vessel is promoted to 16.5m platform by step S1.As shown in connection with fig. 2, it will be rest on the ground by gantry crane 1
2 level of pressure vessel be promoted on 16.5m platform, and pressure vessel 2 is placed into the heavy-load transport vehicle on conveying track 3
On 4.
Under normal circumstances, pressure vessel 2 is transported by flat bed transport vehicle 5 to behind construction site, first by gantry crane 1 by band
There is the pressure vessel 2 of transport support to hang flat bed transport vehicle 5, is promoted to again after then on the ground removing transport support
The position of platform 16.5m.Equally, according to the environment of construction site, transport support can also be removed on flat bed transport vehicle 5, directly
It connects and pressure vessel 2 is promoted to 16.5m platform.
Preferably, it carries out hoisting test in advance before pressure vessel is promoted to 16.5m platform, guarantees to play pressure vessel
After the security reliability hung, then pressure vessel is promoted to 16.5m platform.
In the present embodiment, before carrying out hoisting test, acceleration instrument is installed first on pressure vessel, and ensures to add
Speed Instrument working state is normal, meets the requirement of hoisting test, after then carrying out hoisting test and completing qualification, then will pressure
Force container is promoted to 16.5m platform and is placed on the heavy-load transport vehicle of conveying track, finally tears acceleration instrument open
It removes, and acceleration value is read out and is recorded.In this way, can be by acceleration instrument to the gravity generated in hoisting process
Acceleration is monitored in real time, and adjusts lifting speed according to monitoring of structures, avoids that lifting hypervelocity occurs and causes inside equipment
The damage of component, to improve protection of the hoisting process to equipment.
Step S2 carries out the installation that ring is embraced in overturning.As shown in connection with fig. 3, the adjustment using gantry crane 1 to pressure vessel 2,
Overturning armful ring 6 is arranged the tail portion for being fixed on pressure vessel 2 by 16.5m platform.
As shown in connection with fig. 4, in the present embodiment, it is split type structure that ring 6 is embraced in overturning, passes through bolt by two semicircular rings 61
Connection composition, and an overturning trunnion 62 is equipped in each semicircular ring 61.Ring 6 and pressure vessel 2 are embraced carrying out overturning
Between connection before, embrace a ring 6 in face of overturning on ground by truck crane and gantry crane first and carry out pre-assembled, will then be completed
Overturning embrace ring 6 and carry out 90 ° and be turned into vertical state, confirm that being hoisted to+16.5m platform after installation position again carries out and pressure
The connection of force container 2.During the connection process, by embracing the adjustment of 6 angle of ring to overturning, two overturning trunnions 62 is made to be maintained at same
On one horizontal line, and two semicircular rings 61 are attached by bolt, the connection for completing overturning armful ring 6 and pressure vessel 2 is solid
It is fixed.
Step S3 carries out the introducing of first stage to pressure vessel.As shown in connection with fig. 5, it is used along circular arc type conveying track 3
Propulsion mode carries out pressure vessel 2 to reactor building 7, until front end heavy-load transport vehicle reaches ring crane and can connect hook position
Place is set to stop promoting.In this progradation, the two sides for the heavy-load transport vehicle 4 being located on inside and outside side conveying track 3 are used only
It is vertical to promote, to realize smooth turning of the pressure vessel 2 along circular arc type conveying track.
As shown in connection with fig. 5, when introducing in the present embodiment to pressure vessel 2, the position that ring crane can connect hook is
Enter the band of position in 9 general 2~3 meters of horizontal direction distance pond after equipment gate 8 along conveying track 3.
Preferably, in the present embodiment, using two sets of independent hydraulic feed devices on inside and outside side conveying track
Heavy-load transport vehicle two sides carry out independent propulsion respectively.In this way, it is right respectively not only to can use two sets of independent hydraulically controlled propulsion devices
The two sides of heavy-load transport vehicle generate different propulsive forces, i.e., generate bigger push away to the heavy-load transport vehicle side for being located at outer side track
It is realized into power to entire heavy-load transport vehicle with cooperating the heavy-load transport vehicle side for being located at inner track to be rotated along circular arc type
The smooth introducing of conveying track, and the higher hydraulic feed device of power density is used, it can guarantee to export enough power
In the case where greatly reduce occupancy to space, to meet the requirement constructed in narrow workshop.
It is further preferred that in the present embodiment, hydraulic feed device selects cylinder device, and hydraulic cylinder is placed in
It between heavy-load transport vehicle and conveying track, is acted using the reciprocal telescopic of hydraulic cylinder, realizes that the propulsion to heavy-load transport vehicle is mobile.
For example, the cylinder part of hydraulic cylinder is connected with heavy-load transport vehicle, the piston rod of hydraulic cylinder is placed in recycling state
And contact fixation is carried out with conveying track.At this point, using piston rod stretching and act on conveying track, thus counterweight carrying
Defeated vehicle generates opposition, and heavy-load transport vehicle is pushed to move along conveying track, while being stretched every time by controlling two hydraulic cylinders
Length relation out realizes the real-time adjustment to heavy-load transport vehicle rotational angle.
One promotion vehicle, the fixation for hydraulic cylinder can also be directly set in orbit in this embodiment.Wherein, it pushes
Vehicle can reciprocatingly slide along track, can also carry out any position by the fixing pieces such as pin shaft or locating piece and track
Fixed, to make the fulcrum for pushing vehicle to move as Hydraulic Cylinder heavy-load transport vehicle along track, pressure vessel is drawn in completion
Enter and the reversed removal of heavy-load transport vehicle.
Equally, in other embodiments, hydraulic heavy-load transport vehicle also can be directly used, that is, use and made by hydraulic motor
For the mobile driving of heavy-load transport vehicle.In this way, by the output revolving speed for directly controlling different hydraulic motors, it both can be inside and outside to being located at
Wheel on the conveying track of side carries out revolving speed control, so that the wheel on interior outside conveying track be made to generate differential in Turning regions
Rotation, realizes the smooth turning of pressure vessel.
Step S4 carries out the connection of pressure vessel and ring crane.It, will after the introducing for completing the pressure vessel first stage
The suspender of pressure vessel front end and the suspension hook of ring crane are attached, complete pressure vessel and ring hang between connection.
In the present embodiment, being fixedly connected for suspender and pressure vessel front end is completed using preassembled mode.In this way,
Can smoothly complete the connection of suspender and pressure vessel in greater room in advance, improve installation effectiveness, and can to avoid
When carrying out the in-site installation of suspender in the narrow reactor building of spatial dimension efficiency may be brought since operating space is insufficient
Low problem, and the security risk for the damage that surrounding devices may be caused collide with.In addition, during introducing at this stage,
Protective case is removed when temporarily being protected, and connected to suspender by protective case, carries out the connection of suspender and ring suspension hook
?.
Step S5 carries out the introducing of second stage to pressure vessel.As shown in connection with fig. 6, along conveying track 3 to pressure vessel
2 continue to promote introducing, stop until pressure vessel 2 is introduced to turnover bracket installation place.
As shown in connection with fig. 6, in the present embodiment, since the introducing of pressure vessel 2 in the first stage has already passed through in the process
The arc section region of conveying track, and remaining second stage is introduced in linear type conveying track.Therefore, it completes
After the connection of ring crane 10 and pressure vessel 2, using ring crane 10 to the traction of 2 front end of pressure vessel and heavy-load transport vehicle
The fit system that 4 pairs of 2 rear end of pressure vessel supports promote carries out second stage to pressure vessel 2 and is rapidly introduced into.
In addition, in the present embodiment, heavy-load transport vehicle adopts a split structure, by front end heavy-load transport vehicle and rear end heavy duty
Transport trainset at when, can will be before pressure vessel 2 by ring crane 10 when the second stage for carrying out pressure vessel introduces
End lifts 10 ° or so, disengages front end heavy-load transport vehicle with pressure vessel 2, and be moved to conveying track in advance
End.In this way, can not only guarantee smooth traction of the ring crane 10 to pressure vessel 2, but also can reduce in this stage pair
The mobile control of front end heavy-load transport vehicle improves the introducing speed of second stage.
Step S6 carries out the overturning of pressure vessel.As shown in connection with fig. 7, right first after by the movement in place of pressure vessel 2
The connection between turnover bracket 11 and overturning armful ring 6 is installed and completed to turnover bracket 11, then by ring crane 10
The front end of pressure vessel 2 is promoted, while being supported by rear end of the turnover bracket 11 to pressure vessel 2, completion pair
Pressure vessel 2 by horizontality to upright state overturning, later again by turnover bracket 11 and overturning embrace a ring 6 carry out remove and by
Pressure vessel 2 is hung to installation site by ring crane 10, to complete the introducing to pressure vessel 2.
As shown in connection with fig. 8, in the present embodiment, the top of turnover bracket 11 is equipped with U-shaped seat 12, is used for and overturning trunnion 62
It is rotatablely connected, the rotating fulcrum overturn as pressure vessel 2.Wherein, turnover bracket 11 is solid by built-in fitting progress position
It is fixed, using dismounting connection between U-shaped seat 12 and turnover bracket 11, and adjustment is equipped between U-shaped seat 12 and turnover bracket 11
Gasket, for adjusting the height of U-shaped seat 12, to can be adjusted when carrying out turnover bracket 11 and the connection between ring 6 is embraced in overturning
The height of whole overturning trunnion 62 makes two overturning trunnions 62 keep on the same line, guaranteeing the stability of switching process, avoiding
It is flipped inclination.
Claims (10)
1. a kind of ACP1000 nuclear power station heavy equipment introducing method, which comprises the following steps:
Heavy equipment is promoted to 16.5m platform by step S1；Heavy equipment is promoted to by ground level by gantry crane
On 16.5m platform, and heavy equipment is placed on the heavy-load transport vehicle of conveying track；
Step S2 carries out the installation that ring is embraced in overturning；Overturning armful ring set is set to the tail portion for being fixed on heavy equipment in 16.5m platform；
Step S3 carries out the introducing of first stage to heavy equipment；Heavy duty is transported using propulsion mode along circular arc type conveying track
Defeated vehicle is carried out to reactor building, until front end heavy-load transport vehicle reaches ring crane and can connect stopping propulsion at hook position；Its
In, in this progradation, the two sides use for the heavy-load transport vehicle being located on interior outside conveying track is independently promoted
Mode；
Step S4 carries out the connection of heavy equipment and ring crane；Pass through the suspender of heavy equipment front end and hanging for ring crane
Hook is attached；
Step S5 carries out the introducing of second stage to heavy equipment；Heavy equipment is continued to promote along conveying track, until
Heavy equipment is introduced to turnover bracket installation place to stop promoting；
Step S6 carries out the overturning of heavy equipment；Turnover bracket is fixed and completed to turnover bracket first and overturning is embraced
The connection of ring, then by ring crane to the promotion of heavy front equipment end and turnover bracket to the branch of heavy equipment rear end
Support is completed to heavy equipment by the overturning of horizontality to upright state.
2. heavy equipment introducing method according to claim 1, which is characterized in that in the step S3, using two sets
Independent hydraulic feed device carries out independent propulsion to the heavy-load transport vehicle two sides being located on interior outside conveying track respectively.
3. heavy equipment introducing method according to claim 2, which is characterized in that use two sets of independent cylinder devices
Carry out heavy-load transport vehicle propulsion, and by two hydraulic cylinders be respectively placed in heavy-load transport vehicle two sides and respectively with inside and outside siding track
Road contact.
4. heavy equipment introducing method according to claim 3, which is characterized in that the hydraulic cylinder and the fixed company of promotion vehicle
It connects；The promotion parking stall can reciprocatingly slide on the track along the track, and can by fixing piece and the track
To carry out the fixation of any position.
5. heavy equipment introducing method according to claim 1, which is characterized in that in the step S5, hung by ring
Support of the crane to the traction and heavy-load transport vehicle of heavy front equipment end to heavy equipment rear end is completed to heavy equipment second
The introducing in stage.
6. heavy equipment introducing method according to claim 5, which is characterized in that carrying out second stage to heavy equipment
Introducing before, the front end of heavy equipment is lifted by ring crane, the heavy-load transport vehicle of front end is made to be moved to transport rail in advance
The end in road.
7. heavy equipment introducing method according to claim 1, which is characterized in that in the step S2, the overturning
It embraces ring to adopt a split structure, be made of two semicircular rings and an overturning trunnion is set in each semicircular ring；It is described
After overturning armful ring is connect with the heavy equipment, two overturning trunnions are located in same horizontal line.
8. heavy equipment introducing method according to claim 7, which is characterized in that in the step S6, the overturning
The top of bracket is equipped with U-shaped seat, and the U-shaped seat and the overturning trunnion are rotatablely connected.
9. heavy equipment introducing method according to claim 8, which is characterized in that the U-shaped seat and the turnover bracket
It is connected using plug-in, and is equipped with adjustment gasket between U-shaped seat and the turnover bracket.
10. heavy equipment introducing method according to claim 1, which is characterized in that in the step S1, first in weight
Acceleration instrument is installed in type equipment, will be accelerated again after lifting in the lifting of heavy equipment to 16.5m platform, then will be completed again
Degree instrument is removed and is read, records acceleration value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771439.2A CN109019468B (en) | 2018-07-13 | 2018-07-13 | ACP1000 nuclear power station heavy equipment introduction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810771439.2A CN109019468B (en) | 2018-07-13 | 2018-07-13 | ACP1000 nuclear power station heavy equipment introduction method |
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| Publication Number | Publication Date |
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| CN109019468A true CN109019468A (en) | 2018-12-18 |
| CN109019468B CN109019468B (en) | 2021-08-17 |
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ID=64642749
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810771439.2A Active CN109019468B (en) | 2018-07-13 | 2018-07-13 | ACP1000 nuclear power station heavy equipment introduction method |
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| Publication number | Publication date |
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| CN109019468B (en) | 2021-08-17 |
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