CN203461680U - Self-balancing hanger for nuclear power plant steel containment module - Google Patents
Self-balancing hanger for nuclear power plant steel containment module Download PDFInfo
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- CN203461680U CN203461680U CN201320504049.1U CN201320504049U CN203461680U CN 203461680 U CN203461680 U CN 203461680U CN 201320504049 U CN201320504049 U CN 201320504049U CN 203461680 U CN203461680 U CN 203461680U
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- pulley
- suspension centre
- containment module
- metal containment
- equalizer
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Abstract
The utility model provides a self-balancing hanger for a nuclear power plant steel containment module, wherein three fixed hanging points are arranged on the steel containment module and n pulley hanging points are arranged on an arc line between two adjacent fixed hanging points at intervals; a hanging plate of a distributor is welded at the inner side of a cylinder; each of (3n+3) equalizer pulleys is fixed at the circumference of the cylinder through a branch beam; in other words, each equalizer pulley corresponds to one pulley hanging point or fixed hanging point; a steel wire rope sequentially passes through equalizer pulleys on the distributor, and the pulleys of the pulley hanging points arranged on the steel containment module and corresponding to the equalizer pulleys, or the fixed hanging points; and therefore, the distributor is connected with the steel containment module. The self-balancing hanger for the nuclear power plant steel containment module is characterized in that no hanging beam is provided, so that the related problems such as storage and transportation are avoided; the dead weight of the hanger is greatly reduced and the hoisting capacity of a crane is released; the stress balance of each hanging point can be realized automatically; and the difficulty of hoisting and the time taken by hoisting can be greatly reduced.
Description
Technical field
The utility model relates to hoisting transportation technology, is specifically related to a kind of nuclear power plant metal containment module self-balancing type suspender.
Background technology
Metal containment is the important structures of AP1000 nuclear power plant, diameter
40m, the about 70m of height overall, the about 45mm of wall thickness, can be divided into bottom (head), cylindrical shell ring section, the first-class module of closedtop, and the weight 600t～800t of each metal containment module is not etc.Metal containment module has that volume is large, weight is large, yielding feature, in order to realize the lifting of this class special article, need to design special suspender.
Existing metal containment module suspender adopts hanging beam type structure as shown in Figure 2, distributing box 1, steel rope 2, anistree hanging beam 4 and adjustable rod 4 etc., consists of.Hoist lifting hook is connected with dispenser top lifting hole(eyelet), separates 8 steel ropes be connected with the anistree hanging beam of below from distributing box, and anistree hanging beam is connected with the metal containment module of being hung by 8 adjustable rods.
First the suspension hook that hoists in hoisting process, makes it carry the part weight of being hung steel security module, confirms the stressed whether balanced of each suspension centre; If unbalanced, regulate adjustable rod to correct, heavier load is hung in examination.By above process, the stressed deviation of confirming each suspension centre in permissible range after, crane has carried the total weight of metal containment, carries out formal lifting operation.
But above-mentioned hanging beam type suspender has the following disadvantages: (1) hanging beam volume great ， nuclear power plant camp site stores transportation inconvenience; (2) hanging beam weight large (about 100t), has taken suitable crane crane capacity; (3) for guaranteeing each suspension centre stress equalization, need to repeatedly try to hang-regulate, hoisting process be loaded down with trivial details time-consuming; (4) while lifting cover head, be difficult to arrange suspension centre.
Summary of the invention
The purpose of this utility model is to provide a kind of nuclear power plant metal containment module self-balancing type suspender, and it can realize the stress equalization of each suspension centre automatically for the lifting of AP1000 nuclear power plant metal containment module.
Realize the technical scheme of the utility model object: a kind of nuclear power plant metal containment module self-balancing type suspender, it comprises fixedly suspension centre of distributing box, steel rope, a plurality of pulley suspension centre and 3; Wherein, 3 fixedly suspension centres are set in metal containment module, 3 fixedly suspension centre be 120 °, interval and be circular layout; Adjacent two fixedly on the camber line between suspension centre evenly interval n pulley suspension centre is set, n is integer, on pulley suspension centre with pulley;
Distributing box comprises boatswain chair, cylinder, branch beam, a plurality of equalizer pulley; Boatswain chair is welded on cylinder inner side, and boatswain chair upper end is provided with the axis hole being connected with hanging device; Each equalizer pulley is fixed on the circumference of cylinder by a branch beam; The quantity of equalizer pulley is 3n+3, i.e. the corresponding pulley suspension centre of each equalizer pulley or fixedly suspension centre;
Steel rope successively through the equalizer pulley on distributing box and be arranged in metal containment module, the pulley of the pulley suspension centre corresponding with equalizer pulley or fixing suspension centre, realization is connected distributing box with metal containment module.
A kind of nuclear power plant as above metal containment module self-balancing type suspender, steel rope described in it is first through being arranged on the fixedly suspension centre in metal containment module, again through an equalizer pulley on distributing box, turn back again through the pulley that is arranged on the pulley suspension centre in metal containment module, turn back again through an equalizer pulley on distributing box, the like realize each equalizer pulley on steel wire penetrating distributing box, be arranged on the pulley of each the pulley suspension centre in metal containment module and fixing suspension centre.
A kind of nuclear power plant as above metal containment module self-balancing type suspender, the front end of the branch beam described in it is bolted on the circumference of cylinder, and each equalizer pulley is connected with the end of branch beam by bearing pin, and can swing around this bearing pin.
A kind of nuclear power plant as above metal containment module self-balancing type suspender, described in it adjacent two fixedly on the camber line between suspension centre evenly interval n pulley suspension centre is set, n is 2 or 3 or 4.
Effect of the present utility model is: nuclear power plant of the present utility model metal containment module self-balancing type suspender has been cancelled hanging beam structure, has realized the automatic equalization of each suspension centre load by equalizer pulley, has overcome the above-mentioned weak point of hanging beam type suspender.Be specially: (a) cancelled hanging beam, thereby avoided the problems such as associated storage, transportation; (b) suspender deadweight reduces greatly, has discharged the crane capacity of crane; (c) can automatically realize each suspension centre stress equalization, avoid loaded down with trivial details control process, can greatly reduce the difficulty of lifting and lift the required time; (d) suspender overall weight and size reduce greatly, and a plurality of factory sites of construction can share a set of suspender simultaneously, thereby have improved the degree of utilization of equipment.
Accompanying drawing explanation
Fig. 1 is AP1000 metal containment module diagram;
Fig. 2 is existing hanging beam type suspender schematic diagram;
Fig. 3 is nuclear power plant described in the utility model metal containment module self-balancing type suspender schematic diagram;
Fig. 4 is nuclear power plant described in the utility model metal containment module self-balancing type suspender birds-eye view;
Fig. 5 is nuclear power plant described in the utility model metal containment module self-balancing type wire rope of sling coiling schematic diagram (the metal containment modular construction expansion schematic diagram rightmost side and the leftmost side fixedly suspension centre are same);
Fig. 6 is nuclear power plant described in the utility model metal containment module self-balancing type suspender distributing box schematic diagram;
Fig. 7 is nuclear power plant described in the utility model metal containment module self-balancing type suspender distributing box schematic diagram;
In figure: 1-distributing box; 2-steel rope; The anistree hanging beam of 3-; 4-adjustable rod; 5-pulley suspension centre; 6-is suspension centre fixedly; 7-metal containment module; 8-boatswain chair; 9-cylinder; 10-branch beam; 11-equalizer pulley; 12-cover head; 13-ring section one; 14-ring section two; 15-ring section three; 16-bottom (head).
The specific embodiment
Below in conjunction with the drawings and specific embodiments, a kind of nuclear power plant described in the utility model metal containment module self-balancing type suspender is further described.
As shown in Figures 2 and 3, a kind of nuclear power plant described in the utility model metal containment module self-balancing type suspender, mainly comprises distributing box 1, steel rope 2, and pulley suspension centre 5, fixedly suspension centre 6.
Pulley suspension centre 5 has a plurality of, for example: totally 9.Fixedly suspension centre 6 has 3.Pulley suspension centre 5 and fixedly suspension centre 6 are all arranged in metal containment module 7.
As shown in Figure 1, metal containment module 7 can be cover head 12, ring section 1, ring section 2 14, ring section 3 15 or bottom (head) 16.In metal containment module 7, arrange 3 fixedly 6,3 of suspension centres fixedly suspension centre 6 be 120 °, interval and be circular layout; Adjacent two fixedly on the camber line between suspension centre 6 evenly interval n pulley suspension centre 5 is set, for example: n=3; 9 pulley suspension centres 5 altogether, on each pulley suspension centre 5 with pulley.
As shown in Figure 6 and Figure 7, distributing box comprises i.e. 12 equalizer pulleys 11 altogether of boatswain chair 8, cylinder 9, branch beam 10, a 3n+3 equalizer pulley 11().Boatswain chair 8 is welded on cylinder 9 inner sides, and boatswain chair 8 upper ends are provided with the axis hole being connected with hanging device; Each equalizer pulley 11 is fixed on the circumference of cylinder 9 by a branch beam 10, and the front end of branch beam 10 is bolted on the circumference of cylinder 9, and each equalizer pulley 11 is connected with the end of branch beam 10 by bearing pin, and can swing around this bearing pin.The quantity of equalizer pulley 11 should meet the corresponding pulley suspension centre 5 of each equalizer pulley 11 or fixing suspension centre 6.
As shown in Figure 5, steel rope 2 is first through being arranged on the fixedly suspension centre 6 in metal containment module 7, again through an equalizer pulley 11 on distributing box 1, turn back again through the pulley that is arranged on the pulley suspension centre 5 in metal containment module 7, turn back again through an equalizer pulley 11 on distributing box 1, the like realize steel rope 2 through the equalizer pulley 11 on each distributing box 1, each is arranged on the pulley of the pulley suspension centre 5 in metal containment module 7 and fixing suspension centre 6, realize distributing box 1 be connected with metal containment module 7.
The utility model is cancelled the hanging beam in existing hanging beam type suspender, equalizer pulley 11 is set on distributing box 1, pulley suspension centre 5 and fixing suspension centre 6 are set in metal containment module 7, by steel rope 2, the equalizer pulley on distributing box 11 and pulley suspension centre 5 in metal containment module 7 are connected with fixing suspension centre 6.Steel rope-pulley structure can be realized each suspension centre stress equalization automatically.
In the utility model if do not considered the efficiency of pulley, the lineoutofservice signal pull of turnover pulley always equates, the position that utilizes equalizer pulley on this characteristic reasonable Arrangement distributing box and hung the suspension centre pulley in metal containment module, can realize the load equalization of each suspension centre automatically.In metal containment module, every 120 °, a fixedly suspension centre, the possibility that can avoid metal containment module to topple are set.In the utility model according to actual conditions adjacent two fixedly on the camber line between suspension centre 6 evenly interval n pulley suspension centre 5 is set, n preferably 2 or 3 or 4.
Claims (4)
1.Yi Zhong nuclear power plant metal containment module self-balancing type suspender, is characterized in that: this suspender comprises fixedly suspension centre (6) of distributing box (1), steel rope (2), a plurality of pulley suspension centre (5) and 3; Wherein,
3 fixedly suspension centres (6) are set in metal containment module (7), 3 fixedly suspension centre (6) be 120 °, interval and be circular layout; Adjacent two fixedly on the camber line between suspension centre (6) evenly interval n pulley suspension centre (5) is set, n is integer, pulley suspension centre (5) is gone up with pulley;
Distributing box comprises boatswain chair (8), cylinder (9), branch beam (10), a plurality of equalizer pulley (11); Boatswain chair (8) is welded on cylinder (9) inner side, and boatswain chair (8) upper end is provided with the axis hole being connected with hanging device; Each equalizer pulley (11) is fixed on the circumference of cylinder (9) by a branch beam (10); The quantity of equalizer pulley (11) is 3n+3, i.e. the corresponding pulley suspension centre (5) of each equalizer pulley (11) or fixedly suspension centre (6);
Steel rope (2) is successively through the equalizer pulley (11) on distributing box (1) and be arranged on the pulley of upper, corresponding with equalizer pulley (11) the pulley suspension centre (5) of metal containment module (7) or fixing suspension centre (6), and realization is connected distributing box (1) with metal containment module (7).
2. a kind of nuclear power plant according to claim 1 metal containment module self-balancing type suspender, it is characterized in that: described steel rope (2) is first through being arranged on the fixedly suspension centre (6) in metal containment module (7), again through the equalizer pulley (11) on distributing box (1), turn back again through the pulley that is arranged on the pulley suspension centre (5) in metal containment module (7), turn back again through the equalizer pulley (11) on distributing box (1), the like realize steel rope (2) through each equalizer pulley (11) on distributing box (1), be arranged on the pulley of each the pulley suspension centre (5) in metal containment module (7) and fixing suspension centre (6).
3. a kind of nuclear power plant according to claim 1 metal containment module self-balancing type suspender, it is characterized in that: the front end of described branch beam (10) is bolted on the circumference of cylinder (9), each equalizer pulley (11) is connected with the end of branch beam (10) by bearing pin, and can swing around this bearing pin.
4. a kind of nuclear power plant according to claim 1 metal containment module self-balancing type suspender, is characterized in that: described adjacent two fixedly on the camber line between suspension centre (6) evenly interval n pulley suspension centre (5) is set, n is 2 or 3 or 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504049.1U CN203461680U (en) | 2013-08-16 | 2013-08-16 | Self-balancing hanger for nuclear power plant steel containment module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504049.1U CN203461680U (en) | 2013-08-16 | 2013-08-16 | Self-balancing hanger for nuclear power plant steel containment module |
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| CN203461680U true CN203461680U (en) | 2014-03-05 |
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| CN201320504049.1U Withdrawn - After Issue CN203461680U (en) | 2013-08-16 | 2013-08-16 | Self-balancing hanger for nuclear power plant steel containment module |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407872A (en) * | 2013-08-16 | 2013-11-27 | 上海核工程研究设计院 | Self-balance type hoisting tool for steel containment module of nuclear power plant |
| CN104155186A (en) * | 2014-08-08 | 2014-11-19 | 河南卫华重型机械股份有限公司 | Loading test device for hoisting lifting appliance and test method applying loading test device |
| CN104649128A (en) * | 2015-02-17 | 2015-05-27 | 鲁小军 | Special sling for hoisting extra-large structural modules for nuclear power plants |
| CN104925637A (en) * | 2014-03-18 | 2015-09-23 | 大连理工大学 | Lifting appliance having self-balancing adjustment system and lifting method thereof |
| CN107285181A (en) * | 2017-06-09 | 2017-10-24 | 中国核工业二三建设有限公司 | The hanging method of steel containment vessel in nuclear power station |
| CN107416666A (en) * | 2017-06-09 | 2017-12-01 | 中国核工业二三建设有限公司 | Nuclear power station ring bolster hanging method |
-
2013
- 2013-08-16 CN CN201320504049.1U patent/CN203461680U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407872A (en) * | 2013-08-16 | 2013-11-27 | 上海核工程研究设计院 | Self-balance type hoisting tool for steel containment module of nuclear power plant |
| CN103407872B (en) * | 2013-08-16 | 2015-11-25 | 上海核工程研究设计院 | Nuclear power plant's metal containment module self-balancing type suspender |
| CN104925637A (en) * | 2014-03-18 | 2015-09-23 | 大连理工大学 | Lifting appliance having self-balancing adjustment system and lifting method thereof |
| CN104155186A (en) * | 2014-08-08 | 2014-11-19 | 河南卫华重型机械股份有限公司 | Loading test device for hoisting lifting appliance and test method applying loading test device |
| CN104649128A (en) * | 2015-02-17 | 2015-05-27 | 鲁小军 | Special sling for hoisting extra-large structural modules for nuclear power plants |
| CN104649128B (en) * | 2015-02-17 | 2017-04-19 | 鲁小军 | Special sling for hoisting extra-large structural modules for nuclear power plants |
| CN107285181A (en) * | 2017-06-09 | 2017-10-24 | 中国核工业二三建设有限公司 | The hanging method of steel containment vessel in nuclear power station |
| CN107416666A (en) * | 2017-06-09 | 2017-12-01 | 中国核工业二三建设有限公司 | Nuclear power station ring bolster hanging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20151125 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |