CN103552910B - A kind of stack of lamination hoisting structure - Google Patents
A kind of stack of lamination hoisting structure Download PDFInfo
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- CN103552910B CN103552910B CN201310574347.2A CN201310574347A CN103552910B CN 103552910 B CN103552910 B CN 103552910B CN 201310574347 A CN201310574347 A CN 201310574347A CN 103552910 B CN103552910 B CN 103552910B
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- stack
- lamination
- lifting
- suspension rod
- rod cover
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The present invention relates to a kind of stack of lamination hoisting structure, it is characterized in that, the lifting boom in stack of lamination core through screw rod knock hole is arranged in when comprising lifting, one end of lifting boom is exposed to outside stack of lamination, this end has telescoping mechanism, when lifting boom penetrates stack of lamination, telescoping mechanism shrinks and ensures that lifting boom can penetrate smoothly, during lifting, telescoping mechanism stretches out, the support to stack of lamination is formed by it, the other end of two lifting booms connects respective adjusting screw(rod) by respective chain bindiny mechanism, adjusting screw(rod) is arranged on boatswain chair, boatswain chair is provided with rotating hoisting ring, rigging is connected with rotating hoisting ring.The advantage of stack of lamination hoisting structure provided by the invention is: structure is simple, easy to use, quick, safety, can be used for the internal stator iron core segmentation laminate patch of similar turbine powered generator, the handling of assembling procedure.
Description
Technical field
The present invention relates to a kind of hoisting structure of large turbo-type generator internal stator iron core closed assembly stack of lamination, belong to turbine generator stator core technical field.
Background technology
The HMP Hydrogen-cooling internal stator iron core series diameter phi 2900mm of S4R3, length are 5484mm, weigh more than 170 ton, whole iron core have punching 82000 multiple, be divided into 24 sections of stack of laminations assembling compressions to form.
The stator core closed assembly of conventional structure on stator press-loading station, carries out laminate patch dress pressure from below to up by individual punching form.In closed assembly process, often repeatedly an iron leg heart all needs to compress, and during compression, laminate patch stops.Only compressing rear just continuation laminate patch.This kind is the interrupted mode of production, and the cycle is long, efficiency is low, mode is single.
HMP Hydrogen-cooling internal stator iron core adopts new stacking technique, its flow process is laminate patch or use robot laminate patch on the tire of special location, after iron core is laminated to certain altitude, with stack of lamination lifting device by the stack of lamination handling of folding on assembly platform, carry out assembling unshakable in one's determination, adjustment and compression.Segmentation laminate patch and sectional compress and synchronously do not stop work, thus complete whole internal stator iron core manufacture, and production efficiency greatly improves.The handling of stack of lamination requires to produce wave transformation, lift easy to use, quick, act freely, ensure iron-core mass.According to core construction, utilizing the core through screw rod hole of circle distribution on stack of lamination for lifting position, is the thickness of lifting boom inner slide with ventilation slot gap between every segment, as the weight of lifting eye bottom supporting surface bearing stack of lamination.Therefore the device for stack of lamination lifting plays a part very important in whole internal stator iron core assembling process, but is not also applicable to the hanging apparatus of this stacking technique so far.
Summary of the invention
The technical problem to be solved in the present invention is to provide one and had both met the requirement of stack of lamination hoisting, and the lifting structure that structure is simple, easy to use, quick, safe.
In order to solve the problems of the technologies described above, technical scheme of the present invention there is provided a kind of stack of lamination hoisting structure, it is characterized in that, the lifting boom in stack of lamination core through screw rod knock hole is arranged in when comprising lifting, one end of lifting boom is exposed to outside stack of lamination, this end has telescoping mechanism, when lifting boom penetrates stack of lamination, telescoping mechanism shrinks and ensures that lifting boom can penetrate smoothly, during lifting, telescoping mechanism stretches out, the support to stack of lamination is formed by it, the other end of two lifting booms connects respective adjusting screw(rod) by respective chain bindiny mechanism, adjusting screw(rod) is arranged on boatswain chair, boatswain chair is provided with rotating hoisting ring, rigging is connected with rotating hoisting ring.
Preferably, described lifting boom comprises coaxially arranged suspension rod cover and dwang, dwang is located in suspension rod cover, the upper end of suspension rod cover is connected with described chain bindiny mechanism, described telescoping mechanism is provided with in its lower end, swivel becket is had at suspension rod cover overcoat, set pin runs through swivel becket, suspension rod cover and dwang and makes dwang follow swivel becket rotation, dwang rotation is driven to make described telescoping mechanism stretch out or shrink by rotating swivel becket, by wearing the detent mechanism locking on it after swivel becket rotate in place.
Preferably, the upper end of described suspension rod cover is connected with described chain bindiny mechanism by lifting plug screw.
Preferably, the lower end overlapped at described suspension rod is provided with orienting lug.
Preferably, described telescoping mechanism comprises the two pieces of slide blocks be located in described suspension rod cover lower end, two pieces of slide blocks are fixedly connected with described dwang by respective locating dowel pin, and dwang rotates and two pieces of slide blocks done from motion thus to stretch out described suspension rod cover outer or do close motion thus in suspension rod described in retraction overlaps.
Preferably, described detent mechanism comprises the location be arranged in described swivel becket and draws pin, draws pin overcoat to have Compress Spring in location, locates the part of drawing pin to be exposed to outside described swivel becket and is provided with draw ring.
The present invention is connected with stack of lamination, and for lifting by crane the weight with supporting iron core section, namely lifting boom is supporting part, is again locations.Boatswain chair and lifting boom are the major parts of whole lifting device, and lifting boom is contained in the interior formation one of core through screw rod knock hole of circle distribution on stack of lamination, has both increased the rigidity of stack of lamination, and has prevented again the wave transformation that stack of lamination produces in hoisting process.Three rotating hoisting rings on boatswain chair, one of them rotating hoisting ring is connected the level adjusted when lifting by crane with cucurbit.The core through screw rod knock hole pitch circle position consistency of circle distribution on 36-M42 uniform screw pitch circle position and stack of lamination on boatswain chair, so that lifting boom vertical lifting is consistent with assembling.Adjusting screw(rod), for adjusting the error in length after ringbolt, ram's horn, chain, ram's horn, ringbolt, lifting boom connection, makes its length consistent, and 36 every root load-carryings of lifting boom are impartial.Chain length unanimously, not yielding, surface clean.
The advantage of stack of lamination hoisting structure provided by the invention is: structure is simple, easy to use, quick, safety, can be used for the internal stator iron core segmentation laminate patch of similar turbine powered generator, the handling of assembling procedure.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of stack of lamination hoisting structure provided by the invention;
Fig. 2 is the structural representation of lifting boom;
Fig. 3 is that A-A in Fig. 2 is to cutaway view;
Fig. 4 is that B-B in Fig. 2 is to cutaway view.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, the present invention will be further described.
As shown in Figure 1, a kind of stack of lamination hoisting structure provided by the invention comprises rope rig 1, rotating hoisting ring 2, adjusting screw(rod) 3, nut 4, boatswain chair 5, ringbolt 6, ram's horn 7, chain 8, ram's horn 7, ringbolt 6 and lifting boom 9 etc.
Rope rig 1 is contained in rotating hoisting ring 2 and is located on boatswain chair 5, adjusting screw(rod) 3 is located on boatswain chair 5, nut 4 is located on adjusting screw(rod) 3, ringbolt 6 is located on adjusting screw(rod) 3, and ringbolt 6 is connected with ram's horn 7, and ram's horn 7 is connected with chain 8, chain 8 is connected with ram's horn 7, ram's horn 7 is connected with ringbolt 6 again, and ringbolt 6 is located on lifting boom 9, and lifting boom 9 is located on stack of lamination 10.
As shown in Figures 2 to 4, lifting boom 9 comprises lifting plug screw 11, suspension rod cover 12, draw ring 15, locates and draw pin 14, Compress Spring 13, swivel becket 16, set pin 17, dwang 18, locating dowel pin 19, slide block 20 and orienting lug 21.Set pin 17 is fixed by the pin-and-hole at swivel becket 16 two ends through suspension rod cover 12 and dwang 18, and swivel becket 16 is connected with dwang 18, and dwang 18 rotates with swivel becket 16.Dwang 18, locating dowel pin 19, slide block 20 are located in suspension rod cover 12, and locating dowel pin 19 is located at dwang 18 bottom, determine slide block 20 position and stretch out, the distance of retraction.Lifting plug screw 11 is connected with ringbolt 6, and lifting plug screw 11 and orienting lug 21 are located at suspension rod respectively and are overlapped 12 upper and lower ends.
Before stack of lamination 10 laminate patch, first pre-iron core location, benchmark section of folding certain altitude on the tire of location, is convenient to laminate patch and the adjustment of stack of lamination 10.Being connected cucurbit wherein between steel cable rigging 1 with rotating hoisting ring 2, to be adjusted to lifting device steady, lifting boom 9 is loaded in the core through screw rod knock hole of circle distribution on stack of lamination 10, pull open location and draw pin 14, rotate swivel becket 16, dwang 18 and locating dowel pin 19 rotate with swivel becket 16, slide block 20 rotates forward outside parallel motion extension bar with two locating dowel pins 19, location is drawn pin 14 to pin swivel becket 16 and is rotated, adjustment adjusting screw(rod) 3 and nut 4, the lifting device that hoists bears gravity to slide block 20, and stack of lamination 10 hangs location tire.
Stack of lamination 10 hangs on assembly platform, and in the core through screw rod knock hole that stack of lamination lifting boom 9 front end orienting lug 21 being inserted respectively previously assembling circumferentially distributes, stack of lamination 10 puts into assembly platform position.Pull open location again and draw pin 14, rotate backward swivel becket 16, drive dwang 18 and locating dowel pin 19 in suspension rod cover 12 to rotate, in the complete retraction bar of slide block 20 parallel motion, pin 14 lock-bit is drawn in location, and the suspender lifting boom 9 that hoists departs from stack of lamination 10 completely, and whole process terminates.
Claims (5)
1. a stack of lamination hoisting structure, it is characterized in that, the lifting boom (9) in stack of lamination (10) core through screw rod knock hole is arranged in when comprising lifting, one end of lifting boom (9) is exposed to stack of lamination (10) outward, this end has telescoping mechanism, when lifting boom (9) penetrates stack of lamination (10), telescoping mechanism shrinks and ensures that lifting boom (9) can penetrate smoothly, during lifting, telescoping mechanism stretches out, the support to stack of lamination (10) is formed by it, the other end of two lifting booms (9) connects respective adjusting screw(rod) (3) by respective chain bindiny mechanism, adjusting screw(rod) (3) is arranged on boatswain chair (5), boatswain chair (5) is provided with rotating hoisting ring (2), rigging (1) is connected with rotating hoisting ring (2),
Described lifting boom (9) comprises coaxially arranged suspension rod cover (12) and dwang (18), dwang (18) is located in suspension rod cover (12), the upper end of suspension rod cover (12) is connected with described chain bindiny mechanism, described telescoping mechanism is provided with in its lower end, swivel becket (16) is had at suspension rod cover (12) overcoat, set pin (17) runs through swivel becket (16), suspension rod cover (12) and dwang (18) make dwang (18) follow swivel becket (16) rotation, dwang (18) rotation is driven to make described telescoping mechanism stretch out or shrink by rotating swivel becket (16), by wearing the detent mechanism locking on it after swivel becket (16) rotate in place.
2. a kind of stack of lamination hoisting structure as claimed in claim 1, is characterized in that, the upper end of described suspension rod cover (12) is connected with described chain bindiny mechanism by lifting plug screw (11).
3. a kind of stack of lamination hoisting structure as claimed in claim 1, is characterized in that, is provided with orienting lug (21) in the lower end of described suspension rod cover (12).
4. a kind of stack of lamination hoisting structure as claimed in claim 1, it is characterized in that, described telescoping mechanism comprises the two pieces of slide blocks (20) be located in described suspension rod cover (12) lower end, two pieces of slide blocks (20) are fixedly connected with described dwang (18) by respective locating dowel pin (19), and dwang (18) rotates and two pieces of slide blocks (20) are done from moving thus stretching out described suspension rod cover (12) or do close motion thus in suspension rod cover (12) described in retraction outward.
5. a kind of stack of lamination hoisting structure as claimed in claim 1, it is characterized in that, described detent mechanism comprises the location be arranged in described swivel becket (16) and draws pin (14), draw pin (14) overcoat to have Compress Spring (13) in location, location is drawn pin (14) to be exposed to described swivel becket (16) part outward and is provided with draw ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574347.2A CN103552910B (en) | 2013-11-15 | 2013-11-15 | A kind of stack of lamination hoisting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574347.2A CN103552910B (en) | 2013-11-15 | 2013-11-15 | A kind of stack of lamination hoisting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103552910A CN103552910A (en) | 2014-02-05 |
| CN103552910B true CN103552910B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310574347.2A Active CN103552910B (en) | 2013-11-15 | 2013-11-15 | A kind of stack of lamination hoisting structure |
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| CN (1) | CN103552910B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105645247A (en) * | 2015-05-20 | 2016-06-08 | 洛阳大元电缆有限公司 | Aluminum bar suspension tool |
| CN109333774B (en) * | 2018-11-21 | 2023-10-31 | 佛山建装建筑科技有限公司 | Die table for producing assembled prefabricated part and lifting method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11180675A (en) * | 1997-12-19 | 1999-07-06 | Kumagai Gumi Co Ltd | Lifting device |
| CN201109686Y (en) * | 2007-10-25 | 2008-09-03 | 青岛港（集团）有限公司 | Special hoisting bar for freezing live cargo |
| CN201217608Y (en) * | 2008-04-23 | 2009-04-08 | 天津赛瑞机器设备有限公司 | Integral component suspending beam for hoisting |
| CN202245689U (en) * | 2011-09-05 | 2012-05-30 | 武汉钢铁(集团)公司 | Roller change hoisting tool for cold-formed section steel rolling mill |
| CN103001413A (en) * | 2012-11-30 | 2013-03-27 | 上海电气电站设备有限公司 | Iron core section stacking method adopted by generator stator iron core |
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2013
- 2013-11-15 CN CN201310574347.2A patent/CN103552910B/en active Active
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| CN103552910A (en) | 2014-02-05 |
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