CN108862071B - A kind of metal containment hoist cable method for dismounting - Google Patents
A kind of metal containment hoist cable method for dismounting Download PDFInfo
- Publication number
- CN108862071B CN108862071B CN201810959501.0A CN201810959501A CN108862071B CN 108862071 B CN108862071 B CN 108862071B CN 201810959501 A CN201810959501 A CN 201810959501A CN 108862071 B CN108862071 B CN 108862071B
- Authority
- CN
- China
- Prior art keywords
- hoisting
- hoist cable
- wirerope
- pulley mechanism
- boom hoisting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/02—Hoists or accessories for hoists
- B66D2700/026—Pulleys, sheaves, pulley blocks or their mounting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
Abstract
The present invention relates to a kind of metal containment hoist cable method for dismounting, comprising: step 1: in cylinder ring periphery mounting bracket.Step 2: boom hoisting being installed on bracket, the solderless wrapped connection hoisting wirerope on cylinder ring upper installation pulley mechanism suitable for reading, the pulley mechanism, described hoisting wirerope one end is connect with boom hoisting, and the other end connects around the end to be removed of pulley mechanism and hoist cable.Step 3: starting boom hoisting tenses hoisting wirerope, closes boom hoisting.Step 4: removing the attachment device of hoist cable and cylinder ring inner wall lifting lifting lug.Step 5: being again started up boom hoisting, lengthen hoisting wirerope, and rope end to be removed is placed into free state.Step 6: the end of hoist cable free state and hoisting wirerope being separated, changes boom hoisting and pulley mechanism position, removes the hoist cable at remaining suspension centre.Step 7: packing up boom hoisting, hoisting wirerope and pulley mechanism, striking.Method of the invention is at low cost, highly-safe.
Description
Technical field
The present invention relates to metal containment mounting technique fields, and in particular to a kind of metal containment hoist cable method for dismounting.
Background technique
Metal containment is one of the key equipment of AP/CAP series passive PWR nuclear power station passive cooling system.Steel
The features such as containment vessel is the Free Station vertical vessel with lower head in elliposoidal, big with internal diameter, and whole height is high.It builds
5 modular segments are divided into during making, are followed successively by bottom (head), one ring of cylinder, two ring of cylinder, cylinder tricyclic, closedtop from the bottom to top
Head.
Be illustrated by taking two ring of metal containment cylinder as an example: two ring of metal containment cylinder is that interior diameter is 43m, is highly
15.64m, the upper and lower opening thin-walled cylinder that wall thickness is 52mm.Two ring of cylinder is put more energy into totally by 4 layers of (48 pieces) cylinder board, 1 inside
The groups such as rib, several piece accessory plate are welded.Two ring of cylinder is self-possessed 966 tons.
When five big ring segment hoisting Design of metal containment, using more liftings with hoist cable (comprising top connector, wirerope
The parts such as (diameter 100mm or so), rod segment containing adjustable thread) lower end is connected directly to major ring segment lifting lifting lug.It hangs because of every
Rope gross weight is at 3 tons or so, and hoist cable lower end is connected to major ring segment lifting lifting lug, and there are certain difficulty；Major ring segment lifting is completed
Afterwards, there is also certain difficulty for the dismounting of hoist cable.
The prior art removes lifting hoist cable according to truck crane or tower crane, will be present because sling height is inadequate or arm is opened up not
Foot leads to not the problem of removing hoist cable.It is connected in addition, being removed using the direct haulage cable end of crane with chamber wall lifting lug
The hoist cable connect is unsatisfactory in " crane safety operating instruction " requirement of " ten do not hang " its " the askew extension that skews is not hung ", and there are safety
Hidden danger.
Summary of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, solving, large diameter thin wall open containers are suitable for reading to be added
Admittedly with wirerope and the lifting installation of wirerope and removing problem, when operation, the safety regulation for operations of lifting appliance is met,
Avoid security risk.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of metal containment hoist cable method for dismounting, comprising the following steps:
Step 1: in cylinder ring periphery mounting bracket.
Step 2: boom hoisting being removably installed on bracket, in cylinder ring dismountable installation turbine suitable for reading
Structure, solderless wrapped connection hoisting wirerope on the pulley mechanism, described hoisting wirerope one end are connect with boom hoisting, and the other end is around sliding
The end to be removed for taking turns mechanism and hoist cable connects, hoisting wirerope rope section and pulley mechanism between the pulley mechanism, hoist cable,
Hoisting wirerope rope section between device for hoisting is in same perpendicular.
Step 3: starting boom hoisting tenses hoisting wirerope, closes boom hoisting.
Step 4: removing the attachment device of hoist cable and cylinder ring inner wall lifting lifting lug.
Step 5: being again started up boom hoisting, lengthen hoisting wirerope, and rope end to be removed is placed into free shape
State.
Step 6: the end of hoist cable free state and hoisting wirerope are separated, lower boom hoisting and pulley mechanism are dismantled,
Change boom hoisting and pulley mechanism position, the hoist cable at remaining suspension centre is removed using the method for step 1- step 5.
Step 7: packing up boom hoisting, hoisting wirerope and pulley mechanism, striking.
Further, the boom hoisting uses hoist engine.
Further, the bracket is set up on the ground or is welded in cylinder ring outer peripheral sidewall.
Further, the upper surface of the bracket is close to cylinder ring position of upper.
Further, the hoisting wirerope is fixedly connected by hanging belt and shackle with rope end to be removed.
Further, the bearing capacity of the hoisting wirerope is 2 tons -3 tons.
Beneficial effects of the present invention:
1. the present invention uses pulley structure, hoisting wirerope and hoist engine, the equipment used is simple, wants to the ability of equipment
Ask lower, it is at low cost.
2. the present invention reduces the end of hoist cable by the lengthen method of wirerope of hoist engine, " crane safety is avoided
Operating instruction " in " ten do not hang " its " askew skew extension do not hang " the phenomenon that, ensure that the safety of construction.
3. hoist engine and pulley of the invention all for convenience of mobile equipment, are removed the hoist cable of many places suspension centre on cylinder ring
Position is reachable.Avoid truck crane or the problem of tower crane can not reach removal position.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is operation principle schematic diagram of the present invention；
Wherein, 1. bottom (head), 2. cylinder rings, 3. lifting lifting lugs, 4. hoist cables, 5. brackets, 6. hoist engines, 7. pulley mechanisms,
8. hoisting wirerope.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In order to facilitate narration, if there is "upper", "lower", " left side " " right side " printed words in the present invention, only expression and attached drawing itself
Upper and lower, left and right direction it is consistent, not to structure rise restriction effect, it is only for convenient for description the present invention and simplification retouch
It states, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, and be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
As background technique is introduced, the prior art removes metal containment hoist cable according to truck crane or tower crane, will
There are problems that because sling height is inadequate or arm exhibition deficiency leads to not remove hoist cable, in addition, using the direct traction steel wire of crane
The hoist cable being connected with chamber wall lifting lug is removed in rope end, and being unsatisfactory in " crane safety operating instruction " " ten do not hang ", it is " askew
Skew hang do not hang " requirement, there are security risks, are torn open in view of the above-mentioned problems, present applicant proposes a kind of metal containments with hoist cable
Except method.
In a kind of exemplary embodiment of the application, as shown in Figure 1, need to 1 upper shell ring of bottom (head) 2 place suitable for reading with
The hoist cable 4 that lifting lifting lug 3 connects is removed, a kind of metal containment hoist cable method for dismounting, comprising the following steps:
Step 1: the mounting bracket 5 in cylinder ring periphery.
For a lower height of cylinder ring, bracket is installed on ground, the bracket can be used welding for steel structure and be made,
For higher-height cylinder ring, bracket is welded in the outside circumference of cylinder ring, can be in the outer of cylinder ring when practice of construction
Multiple locating pieces are welded on circumference side, support plate is set up on locating piece, and locating piece and support plate constitute bracket, use completion
Afterwards, then striking.The rack upper surface minimizes following hoisting wireropes at cylinder ring position of upper
Length saves material, reduces cost, in presently filed embodiment, using the side of the welding support in cylinder ring circumferential lateral surface
Method.
Step 2: boom hoisting being installed on bracket, the boom hoisting uses hoist engine 6, and hoist engine is common lifting
Device, cost is relatively low, and hoist engine is detachably arranged on bracket by bolt, passes through bolt on cylinder ring end face suitable for reading
It is dismountable that pulley mechanism 7, solderless wrapped connection hoisting wirerope 8, described hoisting wirerope one end and elevator on the pulley mechanism are installed
Machine connection, the other end are attached around the end to be removed of pulley mechanism and hoist cable by hanging belt and shackle, hoist engine and cunning
The hoisting wirerope rope section for taking turns hoisting wirerope rope section and pulley mechanism and rope end to be removed between mechanism is erected same
In straight plane, askew the phenomenon that skewing extension is avoided, the hoisting wirerope bearing capacity is 2 tons -3 tons, is met strong when lifting by crane
Degree requires.
Step 3: starting hoist engine tenses hoisting wirerope to suitable state, is then shut off hoist engine, makes to lift by crane steel wire
Rope keeps tension.
Step 4: removing the attachment devices such as shackle between hoist cable and cylinder ring inner wall lifting lifting lug, when dismounting, can be used
Chain block is assisted.
Step 5: being again started up hoist engine, lengthen hoisting wirerope, and rope end to be removed is placed under the effect of gravity
To free state.
Step 6: removing the hanging belt between hoist cable and hoisting wirerope and shackle, by the end of hoist cable free state and rise
It hangs wirerope to separate, traveling hoisting machine and pulley mechanism change hoist engine and pulley mechanism position, using step 1- step 5
Method removes the hoist cable at remaining suspension centre.
Step 7: after the hoist cable of all suspension centres is removed, packing up hoist engine, hoisting wirerope and pulley mechanism, remove branch
Frame.
Using method for dismounting of the invention, hoisting wirerope rope section and pulley mechanism between hoist engine and pulley mechanism with
The hoisting wirerope rope section of rope end to be removed is dropped in same perpendicular by the lengthen method of wirerope of hoist engine
The end of low hoist cable, guarantees the phenomenon that avoiding in " crane safety operating instruction " " ten do not hang " its " askew skew extension do not hang "
The safety of construction.
Hoist engine and pulley mechanism are moved easily, and are met the dismounting requirement of each suspension centre hoist cable on cylinder ring, are avoided
The problem of truck crane or tower crane can not reach removal position.And hoist engine is existing conventional lifting appliance, pulley mechanism
It also is conventional structure, it is at low cost.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (6)
1. a kind of metal containment hoist cable method for dismounting, which comprises the following steps:
Step 1: in cylinder ring periphery mounting bracket；
Step 2: boom hoisting being removably installed on bracket, in cylinder ring dismountable installation pulley mechanism suitable for reading, institute
Solderless wrapped connection hoisting wirerope on pulley mechanism is stated, described hoisting wirerope one end is connect with boom hoisting, and the other end bypasses turbine
The connection of the end to be removed of structure and hoist cable, hoisting wirerope rope section and pulley mechanism, lifting between the pulley mechanism, hoist cable
Hoisting wirerope rope section between setting is in same perpendicular；
Step 3: starting boom hoisting tenses hoisting wirerope, closes boom hoisting；
Step 4: removing the attachment device of hoist cable and cylinder ring inner wall lifting lifting lug；
Step 5: being again started up boom hoisting, lengthen hoisting wirerope, and rope end to be removed is placed into free state；
Step 6: the end of hoist cable free state and hoisting wirerope being separated, lower boom hoisting and pulley mechanism is dismantled, changes
Boom hoisting and pulley mechanism position remove the hoist cable at remaining suspension centre using the method for step 1- step 5；
Step 7: packing up boom hoisting, hoisting wirerope and pulley mechanism, striking.
2. a kind of metal containment hoist cable method for dismounting as described in claim 1, which is characterized in that the boom hoisting uses
Hoist engine.
3. a kind of metal containment hoist cable method for dismounting as described in claim 1, which is characterized in that the bracket rides upon ground
On face or it is welded in cylinder ring outer peripheral sidewall.
4. a kind of metal containment hoist cable method for dismounting as claimed in claim 3, which is characterized in that the upper surface of the bracket
Close to cylinder ring position of upper.
5. a kind of metal containment hoist cable method for dismounting as described in claim 1, which is characterized in that the hoisting wirerope is logical
Hanging belt and shackle is crossed to be fixedly connected with rope end to be removed.
6. a kind of metal containment hoist cable method for dismounting as described in claim 1, which is characterized in that the hoisting wirerope
Bearing capacity is 2 tons -3 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959501.0A CN108862071B (en) | 2018-08-22 | 2018-08-22 | A kind of metal containment hoist cable method for dismounting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810959501.0A CN108862071B (en) | 2018-08-22 | 2018-08-22 | A kind of metal containment hoist cable method for dismounting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108862071A CN108862071A (en) | 2018-11-23 |
| CN108862071B true CN108862071B (en) | 2019-11-19 |
Family
ID=64321538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810959501.0A Active CN108862071B (en) | 2018-08-22 | 2018-08-22 | A kind of metal containment hoist cable method for dismounting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108862071B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967886B (en) * | 2010-11-16 | 2013-06-05 | 中国核工业第五建设有限公司 | Assembly and installation methods of steel containment vessel of nuclear power station |
| CN102855947B (en) * | 2012-09-21 | 2015-03-11 | 国核工程有限公司 | Temporary roof cover of nuclear island safety shell |
| CN203846786U (en) * | 2014-04-11 | 2014-09-24 | 沈阳工业安装工程股份有限公司 | Nuclear power containment upper end socket and lower end socket assembly jig frame structure |
| CN106081870B (en) * | 2016-08-12 | 2017-09-22 | 河北省电力建设第一工程公司 | A kind of nuclear power station steel dome balances hanging method |
| CN106744311B (en) * | 2016-12-22 | 2018-09-18 | 中国核工业二四建设有限公司 | A kind of nuclear power plant containment shell steel lining module hanging method |
| CN106395605B (en) * | 2016-12-22 | 2018-09-18 | 中国核工业二四建设有限公司 | A kind of nuclear power plant steel lining module Lift-on/Lift-off System |
-
2018
- 2018-08-22 CN CN201810959501.0A patent/CN108862071B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108862071A (en) | 2018-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104444762B (en) | Wind power foundation ring overturning device and method for overturning foundation ring by using same | |
| CN103754800A (en) | Crane type multi-directional horizontal-movement multifunctional hydraulic lifting construction method | |
| CN107887044B (en) | A kind of reactor lower part in-pile component underwater centralising device at a distance | |
| CN203461680U (en) | Self-balancing hanger for nuclear power plant steel containment module | |
| CN108862071B (en) | A kind of metal containment hoist cable method for dismounting | |
| CN103072899A (en) | Hoisting technology for ultra-large type cylinder block | |
| CN104495648A (en) | Crane arm loading and unloading method and crane arm | |
| CN106829725A (en) | A kind of construction site with exempt from dismantle cage | |
| CN110409803A (en) | Dismantle the hanging method of hydraulic mould lifting device center drum circle | |
| CN106013795B (en) | The method for dismounting of thermal power station's chimney hydraulic mould lifting device | |
| CN207048281U (en) | A kind of ore deposit Jiao groove feed hopper liner installation system | |
| CN215101491U (en) | Nitrogen making machine convenient to overhaul | |
| CN205527632U (en) | Vertical well lid door opening device | |
| CN109019293A (en) | A kind of metal containment hoist cable or the attaching/detaching apparatus and application method for reinforcing wirerope | |
| CN210944508U (en) | Bearing assembly lifting appliance | |
| CN204938717U (en) | V-type diesel complete machine hoisting tool | |
| CN209841384U (en) | Load test device for chain hoist | |
| CN102642018B (en) | Steel ladle cover | |
| CN207943765U (en) | A kind of reversal hanger of list skirt engine | |
| JPH09315760A (en) | Balance of weight pulled type | |
| CN204150990U (en) | A kind of anti-fracture Electric Chain Blocks | |
| CN210855091U (en) | Simple movable heavy object vertical lifting equipment | |
| CN108840251A (en) | Upending frame is used in a kind of carrying of mechanical equipment | |
| CN221116696U (en) | Hoisting equipment for assembling excavator | |
| CN212799288U (en) | Novel ton bucket hoist and mount device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method of removing slings for steel containment Effective date of registration: 20220725 Granted publication date: 20191119 Pledgee: Agricultural Bank of China Limited Haiyang sub branch Pledgor: SHANDONG NUCLEAR POWER EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2022980011031 |