CN104649128A - Special sling for hoisting extra-large structural modules for nuclear power plants - Google Patents
Special sling for hoisting extra-large structural modules for nuclear power plants Download PDFInfo
- Publication number
- CN104649128A CN104649128A CN201510086264.8A CN201510086264A CN104649128A CN 104649128 A CN104649128 A CN 104649128A CN 201510086264 A CN201510086264 A CN 201510086264A CN 104649128 A CN104649128 A CN 104649128A
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- Prior art keywords
- module
- hoisting
- lifting
- hoist cable
- oil cylinder
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 230000005484 gravity Effects 0.000 claims abstract description 8
- 238000010276 construction Methods 0.000 claims description 22
- 239000000725 suspension Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 238000011089 mechanical engineering Methods 0.000 abstract description 2
- 239000010720 hydraulic oil Substances 0.000 abstract 8
- 229910000975 Carbon steel Inorganic materials 0.000 abstract 1
- 239000010962 carbon steel Substances 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a special sling for the hoisting extra-large structural modules for nuclear power plants, which belongs to the field of mechanical engineering. The special sling comprises a distributor, multiple steel tube beams and multiple connecting nodes, wherein the steel tube beams are connected in pairs by the connecting nodes so as to form balancing beam frames, and the balancing beam frames are respectively connected with the distributor and a hoisting module; and the length of an upper hoist cable can be adjusted according to the position of the center of gravity of a lower hoisting module, so that the distributor is aligned at the center of gravity of the lower hoisting module in the up-and-down direction. According to the special sling, a hydraulic oil cylinder is adopted to be connected with a hanging bracket and hoisted objects, the appearance of the hydraulic oil cylinder is exquisite, the self weight of the hydraulic oil cylinder is reduced, but the hydraulic oil cylinder can bear a large force, and the hydraulic oil cylinder is made of 45# high-quality carbon steel, so that the hydraulic oil cylinder has the characteristics of fatigue resistance, impact resistance, non-magnetism, and the like; and the working temperature of the hydraulic oil cylinder can be minus 60-200 DEG C, so that after running for 6000 hours, the hydraulic oil cylinder with super-long service life has no fault. Therefore, the hanging bracket and the hoisted objects connected simply and conveniently, errors are easy to control, and the service life is long.
Description
Technical field
What the present invention relates to is a kind of nuclear station special equipment of mechanical engineering field, specifically a kind of nuclear station especially big construction module CA20/CA01 special hanger for hoisting.
Background technology
That in the AP1000 nuclear station of employing Generation Ⅲ, construction module is maximum is CA20 and CA01, wherein CA20 possesses the storage of atomic fuel, transmission, the function such as interchange of heat and nuclear waste collection, the board-like steel structure structures of carton and crate that 18 rooms be made up of body of wall and floor form.Module size is about 21m × 14m × 21m, design gross weight about 845 tons (not containing the cement concrete of cast in carton and crate).CA01 module is nuclear island evaporator and refuelling pool module, and have 47 submodules, oad is about 25m × 29m × 26m, total weight about 450 tons.CA20 and CA01 construction module lifting weight is large, and intraware is numerous and distribute irregular, and module center-of-gravity position is not easily determined; Module oad is large in addition, and anti-deformation measure requires high.Therefore must adopt special suspender, and use super-huge tracklaying crane to lift it.
Through finding the retrieval of prior art, open (bulletin) the day 2011.05.18 of Chinese patent literature CN201834663U, disclose the suspender of the stressed automatic equalization of a kind of many suspension centres, comprise the adaptor union on hanging beam, hanging beam, fixed pulley, steel rope, movable pulley; Be characterized in that fixed pulley is fixed on hanging beam, each suspension centre have fixed pulley and movable pulley, the load of suspension centre acts on the axle of movable pulley; The fixed pulley of each suspension centre and movable pulley are wound around by steel cable and are connected, and the two ends of steel rope are separately fixed on hanging beam, or the end to end one-tenth in the two ends of steel rope closed loop.But this technology fixed pulley is connected complexity with movable pulley system, and hoist cable is very long, is connected with movable pulley axle and easily produces deviation;
Summary of the invention
The present invention is directed to prior art above shortcomings, a kind of special hanger for hoisting for the especially big construction module of nuclear station is proposed, hydraulic ram is adopted to connect suspension bracket and by hoisting object, hydraulic ram profile is exquisite, own wt alleviates, but very large power can be born, and material adopts No. 45 Fine Steel Casting irons, there is anti-Pi Laolao intensity, the feature such as shock-resistant, non magnetic, the working temperature range Ke Da of hydraulic ram ?60 ~ 200 degree, there is not any fault in operation after 6000 hours in its extra long life.Therefore suspension bracket and simply light by the connection of hoisting object in the present invention, error easily controls, and long perfomance life.
The present invention is achieved by the following technical solutions:
The present invention includes: distributing box, some steel tubular beam and some connecting joint, wherein: steel tubular beam realizes being connected to form balance roof beam structure between two by connecting joint, balance roof beam structure respectively with distributing box with lift module and be connected.
Be connected by top hoist cable between described distributing box and balance roof beam structure.
The bottom of described distributing box is provided with two hangers, and each hanger is provided with four claim-reductions and connects respective top hoist cable with correspondence.
Be interconnected by hydraulic ram hoist cable between described balance roof beam structure and lifting module, one end of this hydraulic ram hoist cable and the below otic placode of each connecting joint are rotationally connected, and the other end is rotationally connected with the relevant position of lifting module.
Described connecting joint are preferably sphere nodes, described steel tubular beam and this sphere nodes realize being rotationally connected especially by otic placode and pin, wherein: the otic placode on sphere nodes top is connected with top hoist cable by pin, the otic placode of bottom is connected with hydraulic ram hoist cable.
Described top hoist cable, according to the center-of-gravity position adjustable length of bottom lifting module, makes distributing box and bottom lift the center of gravity consistency from top to bottom of module.
Technique effect
Compared with prior art, technique effect of the present invention comprises:
One, suspender own wt reduces greatly, and integral structure is even, significantly improves effective allocation and transportation ability of crane.
Two, bottom suspension centre is connected with large scale structure module suspension centre by hydraulic ram, hydraulic ram two ends adopt hoist cable with balance roof beam structure and are connected by the otic placode in hoisting structure module, fully ensure that the uniform stressed of the medium-and-large-sized construction module of hoisting process, make lifting safer.
Three, balance by pinned connection sphere nodes between each steel tubular beam of roof beam structure, steel tubular beam end can be rotated.So namely, each structural elements manufacturing dimension error can be compensated, avoid construction fault and cause extremely stressed; Each structural elements uniform force can be made again.
Four, structure collectivity height is little, is applicable to the crane of part lifting altitude restriction.
Five, eight top hoist cables are stressed is pooled to high distributor, and distributing box is connected with crane equalizing bar, simple and light.
Six, by the length of steel tubular beam in adjustment special hanger balance roof beam structure, only increase less parts (node), be just applicable to CA20 and CA01 two large scale structure module hoistings in AP1000 (or CAP1400) nuclear station.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is Fig. 1 close-up schematic view.
Fig. 3 is birds-eye view of the present invention.
Fig. 4 is sphere nodes close-up schematic view.
Fig. 5 is distributing box close-up schematic view.
Detailed description of the invention
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment comprises: distributing box 1, some steel tubular beam 7 and some sphere nodes 6, wherein: steel tubular beam 7 realizes being connected to form between two balance roof beam structure 3 by sphere nodes 6, balance roof beam structure 3 respectively with distributing box 1 with lift module 8 and be connected.
Be connected by top hoist cable 2 between described distributing box 1 and balance roof beam structure 3.
As shown in Figure 5, the bottom of described distributing box 1 is provided with two hangers 9, and each hanger 9 is provided with four claim-reductions 10 and connects respective top hoist cable 2 with correspondence.
Be interconnected by hydraulic ram hoist cable 5 between described balance roof beam structure 3 and lifting module 8, one end of this hydraulic ram hoist cable 5 and the below otic placode 11 of each sphere nodes 6 are rotationally connected, and the other end is rotationally connected with the relevant position of lifting module 8.
Described steel tubular beam 7 and sphere nodes 6 realize being rotationally connected especially by otic placode 11 and pin 12, and wherein: the otic placode 11 on sphere nodes 6 top is connected with top hoist cable 2 by pin 12, the otic placode 11 of bottom is connected with hydraulic ram hoist cable 5.
The present embodiment is according to lifting module center of gravity, and described balance roof beam structure 3 is order character form structure, is specifically made up of ten steel tubular beam, 7, eight sphere nodes 6.
Described top hoist cable 2, according to the center-of-gravity position adjustable length of bottom lifting module, makes distributing box 1 and bottom lift the center of gravity consistency from top to bottom of module.
Described balance roof beam structure 3 is connected by otic placode with ball node by steel pipe, by changing the steel tubular beam of different length, or increase less parts (node), be just applicable to CA20 and CA01 two large scale structure module hoistings in AP1000 (or CAP1400) nuclear station.
This device is constructed by following steps:
1, first hang directly over distributing box 1 to lifting module center of gravity, regulate top hoist cable, make special hanger both sides uniform force;
2, hydraulic ram hoist cable 5 and top are balanced roof beam structure 3 and bottom to lift module 8 and be rotationally connected;
3, complete the debugging efforts to construction module special hanger for hoisting, and be hung on crawler crane car owner suspension hook according to related request;
4, with large hydraulic flat-bed trailer, large scale structure module CA20/CA01 is transported to lifting place and specifies unwrapping wire position, now lift module center-of-gravity position on crane principal arm extended line;
5, adjust crane principal arm inclination angle, fall main suspension hook after rise to suitable height, described suspender is winched to directly over lifting module, fall the main height under hook of adjustment after rise;
6, adjusting hoist lifting hook orientation makes steel rope above it be initially in plumbness in lifting;
7, remove all connections between large scale structure module and large platform trailer, guarantee that construction module and transport trolley remove binding completely;
8, carry out examination to hang: the main suspension hook of the crane that slowly hoists, be about 200mm to construction module distance from bottom hydraulic flat trailer, the lifting weight of authentication module, confirm that crane operating mode meets lifting requirements; Checking module balance; Hoisting in main suspension hook process, Special lifting device for detecting and hydraulic ram stressing conditions, module upper ear plate and model calling stressing conditions, stressed whether even;
9, examination hang qualified after, slowly reduce hoist lifting hook, to construction module overhead about 200mm, construction module is hovered over aerial about 10 minutes, whether comprehensive Special lifting device for detecting and hydraulic ram stressing conditions, check whether each suspension centre place steel structure and balance roof beam structure etc. have distortion, stressed even;
10, start to carry out large scale structure module hoisting, and by its installation in position.
Claims (7)
1. the special hanger for hoisting for the especially big construction module of nuclear station, it is characterized in that, comprise: distributing box, some steel tubular beam and some connecting joint, wherein: steel tubular beam realizes being connected to form balance roof beam structure between two by connecting joint, balance roof beam structure respectively with distributing box with lift module and be connected;
Be connected by top hoist cable between described distributing box and balance roof beam structure;
Described top hoist cable, according to the center-of-gravity position adjustable length of bottom lifting module, makes distributing box and bottom lift the center of gravity consistency from top to bottom of module.
2. the special hanger for hoisting for the especially big construction module of nuclear station according to claim 1, is characterized in that, described connecting joint are sphere nodes.
3. the special hanger for hoisting for the especially big construction module of nuclear station according to claim 2, is characterized in that, described balance roof beam structure is order character form structure, and wherein steel tubular beam is ten, and sphere nodes is eight.
4. the special hanger for hoisting for the especially big construction module of nuclear station according to claim 1, is characterized in that, the bottom of described distributing box is provided with two hangers, and each hanger is provided with four claim-reductions and connects respective top hoist cable with correspondence.
5. the special hanger for hoisting for the especially big construction module of nuclear station according to claim 1, it is characterized in that, be interconnected by hydraulic ram hoist cable between described balance roof beam structure and lifting module, one end of this hydraulic ram hoist cable and the below otic placode of each sphere nodes are rotationally connected, and the other end is rotationally connected with the relevant position of lifting module.
6. the special hanger for hoisting for the especially big construction module of nuclear station according to claim 1, it is characterized in that, described steel tubular beam and sphere nodes realize being rotationally connected especially by otic placode and pin, wherein: the otic placode on sphere nodes top is connected with top hoist cable by pin, the otic placode of bottom is connected with hydraulic ram hoist cable.
7. the construction method of special hanger for hoisting according to above-mentioned arbitrary claim, is characterized in that, comprise the following steps:
Directly over step 1, first hanging distributing box to lifting module center of gravity, regulate top hoist cable, make special hanger both sides uniform force;
Step 2, hydraulic ram hoist cable and top balanced roof beam structure and bottom and lift module and be rotationally connected;
Step 3, complete debugging efforts to construction module special hanger for hoisting, and be hung on crawler crane car owner suspension hook according to related request;
Step 4, large scale structure module CA20/CA01 is transported to lifting place with large hydraulic flat-bed trailer and specifies unwrapping wire position, now lift module center-of-gravity position on crane principal arm extended line;
Step 5, adjustment crane principal arm inclination angle, fall main suspension hook after rise to suitable height, winched to by described suspender directly over lifting module, falls the main height under hook of adjustment after rise;
Step 6, adjustment hoist lifting hook orientation make steel rope above it be initially in plumbness in lifting;
Step 7, remove all connections between large scale structure module and large platform trailer, guarantee that construction module and transport trolley remove binding completely;
Step 8, carry out examination and hang: the main suspension hook of the crane that slowly hoists, the lifting weight of authentication module, confirms that crane operating mode meets lifting requirements; Checking module balance; Hoisting in main suspension hook process, Special lifting device for detecting and hydraulic ram stressing conditions, module upper ear plate and model calling stressing conditions, stressed whether even;
Step 9, examination hang qualified after, slowly reduce hoist lifting hook, construction module hovered over aerial and Special lifting device for detecting and hydraulic ram stressing conditions comprehensively, check whether each suspension centre place steel structure and balance roof beam structure etc. have distortion, stressed whether even;
Step 10, start to carry out large scale structure module hoisting, and by its installation in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086264.8A CN104649128B (en) | 2015-02-17 | 2015-02-17 | Special sling for hoisting extra-large structural modules for nuclear power plants |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086264.8A CN104649128B (en) | 2015-02-17 | 2015-02-17 | Special sling for hoisting extra-large structural modules for nuclear power plants |
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| CN104649128A true CN104649128A (en) | 2015-05-27 |
| CN104649128B CN104649128B (en) | 2017-04-19 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584927A (en) * | 2016-01-06 | 2016-05-18 | 文登蓝岛建筑工程有限公司 | Device for accurately hoisting roof beam |
| CN105625734A (en) * | 2016-01-26 | 2016-06-01 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Natural centering hoisting method for agglomeration mode brick wall pieces |
| CN105696798A (en) * | 2016-01-26 | 2016-06-22 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Lifting method for agglomerate-mode masonry wall piece by adjusting rope length |
| CN109052152A (en) * | 2018-08-06 | 2018-12-21 | 上海宝冶集团有限公司 | Suspender for sled sled racing track modular construction |
| CN109368479A (en) * | 2018-11-29 | 2019-02-22 | 上海建工四建集团有限公司 | Fixed system and floor remove handling method |
| CN110668301A (en) * | 2019-09-20 | 2020-01-10 | 中国五冶集团有限公司 | Precast concrete slab hoisting method and hoisting auxiliary |
| CN113321110A (en) * | 2021-06-03 | 2021-08-31 | 上海振华重工(集团)股份有限公司 | Detachable hanging beam device and method for lifting type shore bridge door frame |
| CN113697675A (en) * | 2021-08-27 | 2021-11-26 | 中国十七冶集团有限公司 | Construction method of building assembly type combined lifting appliance capable of being automatically finely adjusted |
| CN113879952A (en) * | 2021-12-08 | 2022-01-04 | 山东锐华氟业有限公司 | Container hoisting device |
| CN114014140A (en) * | 2021-11-04 | 2022-02-08 | 中广核研究院有限公司 | Reactor module hoisting device |
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| CN202379586U (en) * | 2011-10-11 | 2012-08-15 | 国家核电技术有限公司 | Hoisting system of assembly module used for hoisting large containers |
| CN102659019A (en) * | 2012-06-01 | 2012-09-12 | 中国核工业第五建设有限公司 | Special lifting appliance for steel containment cover head in nuclear power station nuclear island and lifting method thereof |
| US20140246875A1 (en) * | 2012-09-21 | 2014-09-04 | Pcl Industrial Management Inc. | Adjustable module lift frame assembly |
| CN203461680U (en) * | 2013-08-16 | 2014-03-05 | 上海核工程研究设计院 | Self-balancing hanger for nuclear power plant steel containment module |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584927A (en) * | 2016-01-06 | 2016-05-18 | 文登蓝岛建筑工程有限公司 | Device for accurately hoisting roof beam |
| CN105625734A (en) * | 2016-01-26 | 2016-06-01 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Natural centering hoisting method for agglomeration mode brick wall pieces |
| CN105696798A (en) * | 2016-01-26 | 2016-06-22 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Lifting method for agglomerate-mode masonry wall piece by adjusting rope length |
| CN105625734B (en) * | 2016-01-26 | 2017-10-13 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Glomeration pattern masonry wall piece nature centering lift-on/lift-off system |
| CN105696798B (en) * | 2016-01-26 | 2017-12-01 | 哈尔滨达城绿色建筑技术开发股份有限公司 | Glomeration pattern masonry wall piece adjusts rope length lift-on/lift-off system |
| CN109052152A (en) * | 2018-08-06 | 2018-12-21 | 上海宝冶集团有限公司 | Suspender for sled sled racing track modular construction |
| CN109368479A (en) * | 2018-11-29 | 2019-02-22 | 上海建工四建集团有限公司 | Fixed system and floor remove handling method |
| CN110668301A (en) * | 2019-09-20 | 2020-01-10 | 中国五冶集团有限公司 | Precast concrete slab hoisting method and hoisting auxiliary |
| CN113321110A (en) * | 2021-06-03 | 2021-08-31 | 上海振华重工(集团)股份有限公司 | Detachable hanging beam device and method for lifting type shore bridge door frame |
| CN113321110B (en) * | 2021-06-03 | 2023-01-24 | 上海振华重工(集团)股份有限公司 | Detachable hanging beam device and method for lifting type shore bridge doorframe |
| CN113697675A (en) * | 2021-08-27 | 2021-11-26 | 中国十七冶集团有限公司 | Construction method of building assembly type combined lifting appliance capable of being automatically finely adjusted |
| CN114014140A (en) * | 2021-11-04 | 2022-02-08 | 中广核研究院有限公司 | Reactor module hoisting device |
| CN114014140B (en) * | 2021-11-04 | 2023-07-18 | 中广核研究院有限公司 | Reactor module hoist device |
| CN113879952A (en) * | 2021-12-08 | 2022-01-04 | 山东锐华氟业有限公司 | Container hoisting device |
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Effective date of registration: 20201209 Address after: 215400 Liuhe Town Zhangqiao village Wangjing Hebei, Taicang City, Suzhou City, Jiangsu Province Patentee after: Chiyi automation technology (Suzhou) Co.,Ltd. Address before: 314300 Jincheng Road, Haiyan County (Qinshan Industrial Park), Jiaxing City, Zhejiang Province Patentee before: Lu Xiaojun |
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