CN104129727A - Weight translation suspension landing method - Google Patents
Weight translation suspension landing method Download PDFInfo
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- CN104129727A CN104129727A CN201410368462.9A CN201410368462A CN104129727A CN 104129727 A CN104129727 A CN 104129727A CN 201410368462 A CN201410368462 A CN 201410368462A CN 104129727 A CN104129727 A CN 104129727A
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- weight
- chain block
- transfer platform
- suspension centre
- suspension
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Abstract
The invention discloses a weight translation suspension landing method. The weight is at a height support platform and a fixed restriction subject is above the weight for limiting the lifting space. The apparatus required in the method includes a rotating hinge, a transfer platform, a first chain block, and second chain block. The method comprises the following steps: fixing the first chain block on a first hanging point, fixing the second chain block on a second hanging point, hinging the side wall of the transfer platform with the support platform through a rotating hinge for realizing up and down rotation, and connecting the transfer platform with a hook of the second chain block; horizontally pulling the weight to the transfer platform; rotating the transfer platform around the hinge downwards through the second chain block; until complete disengaging of the weight and the transfer platform, subjecting the weight to natural suspension under the traction of the first chain block; and slowly landing the weight vertically to a planned landing point through the first chain block. The method requires less lifting equipment and conducts simple cooperation of the lifting equipment, can reduce the number of operators, reduce the difficulty of operation, and lower construction cost.
Description
Technical field
The present invention relates to hoisting method, specifically relate to a kind of weight translation suspention landing method.
Background technology
As shown in Figure 1, when weight 1 locus of living in cannot be realized when vertically hoisting or landing, must first landing will be carried out after weight translation again, tradition hoisting method is: multiple suspension centres and many cover lifting gears are installed respectively above the left and right side of weight 1, by the cooperation traction of many covers weight-lifting equipment, weight are landed.In this case, due to locus restriction, realize weight stable landing, necessary choose reasonable suspension centre, respectively overlapping weight-lifting equipment needs careful interoperation, and operation easier is high, the level of skill of operating personal is had relatively high expectations, and the quantity of operating personal is also more.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of operation easier low, need the few weight translation of operating personal suspention landing method.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of weight translation suspention landing method, described weight is positioned at eminence brace table and its top to be had fixed constraints thing and limits its rising space, the required equipment of the method comprises turning joint, transfer platform and first and second chain block, and the method comprises following sequential steps:
Step 1, on the lower stationary plane of described fixed constraints thing, select the first suspension centre and the second suspension centre, this first suspension centre between this second suspension centre and described weight and be positioned at described weight plan level point directly over, described the first chain block is fixed on to described the first suspension centre place, described the second chain block is fixed on to described the second suspension centre place; The hook of this first chain block is connected with the suspension centre of the side of described weight; The side wall upper part towards described first chain block of one sidewall of described transfer platform by described turning joint and described brace table is hinged and can rotate up and down around this turning joint, relative being over there connected with the suspension hook of described the second chain block of the sidewall hinged with described brace table of this transfer platform, and this transfer platform maintenance level and its upper surface are flushed with the bearing surface of described brace table;
Step 2, by described the first chain block by described weight horizontally tracting on described transfer platform;
Step 3, the suspension centre by the suspension hook of described the first chain block above the suspension centre of the side of described weight moves to this weight also connects; By described the second chain block, described transfer platform is slowly rotated down under the Action of Gravity Field of self and described weight around described turning joint, this weight along the upper surface slip of this transfer platform, and finally stops sliding under self gravitation effect under the draw of this first chain block;
Step 4, continues by described the second chain block, described transfer platform to be slowly rotated down, and described weight and this transfer platform depart from gradually, until this weight and this transfer platform be while departing from completely, this weight is naturally suspended under the first chain block draws;
Step 5, separates the suspension hook of described the second chain block and described transfer platform, makes the slow vertical landing of described weight to planning drop point by described the first chain block.
The quality of described weight is less than or equal to 2 tons.
Useful technique effect of the present invention is:
When lifted weight thing locus of living in cannot be realized when vertically hoisting or landing, adopt method of the present invention, only need turning joint, transfer platform and two cover chain block composition lifting structures, first this weight is moved to transfer platform, then operating first and second chain block makes this weight stable landing to plan drop point, compared with existing hoisting method, between the few and each weight-lifting equipment of weight-lifting equipment required for the present invention, coordinate simple, it can reduce operating personal quantity, reduce operation easier, construction cost is low.
Brief description of the drawings
Fig. 1 is lifting environment schematic diagram of the present invention;
Fig. 2 is the schematic diagram of step 1 of the present invention;
Fig. 3 is the schematic diagram of step 2 of the present invention;
Fig. 4 is the schematic diagram of step 3 of the present invention;
Fig. 5 is the schematic diagram of step 4 of the present invention;
Fig. 6 is the schematic diagram of step 5 of the present invention.
Detailed description of the invention
For describing technical characterictic of the present invention and effect in detail, and can realize according to the content of this specification sheets, below in conjunction with accompanying drawing, embodiments of the present invention be further illustrated.
Referring to Fig. 1 to Fig. 6, a kind of weight translation suspention landing method of the present invention, weight 1 is positioned on eminence brace table 3, and this weight 1 top has fixed constraints thing 2 and limits its rising space, such as in factory building, fixed constraints thing 2 is top ceiling or the crossbeam at factory building top, and the required equipment of the method comprises turning joint 5, transfer platform 6 and first and second chain block 9,10, and the method comprises following sequential steps:
Step 1, on the lower stationary plane of fixed constraints thing 2, select the first suspension centre 7 and the second suspension centre 8, the first suspension centre 7 between the second suspension centre 8 and weight 1 and be positioned at weight plan level point 4 directly over, the first chain block 9 is fixed on to the first suspension centre 7 places, the second chain block 10 is fixed on to the second suspension centre 8 places, the hook of the first chain block 9 is connected with the suspension centre of the side of weight 1, the side wall upper part towards first chain block 9 of one sidewall of transfer platform 6 by turning joint 5 and brace table 3 is hinged and can rotate up and down around turning joint 5, relative being over there connected with the suspension hook of the second chain block 10 of the sidewall hinged with brace table 3 of transfer platform 6, and the upper surface of transfer platform 6 maintenance levels and transfer platform 6 is flushed with the bearing surface of brace table 3, the support strength of transfer platform 6 and fixed edge thereof should be able to bear the weight of weight 1, the upper surface of transfer platform 6 is greater than weight 1 area in the horizontal direction, and the distance between the sidewall that transfer platform 6 sidewall hinged with brace table 3 is connected to the suspension hook of itself and the second chain block 10 is greater than the first suspension centre 7 to the horizontal throw between brace table 3 and the hinged sidewall of transfer platform 6,
Step 2, by the first chain block 9 by weight 1 horizontally tracting to transfer platform 6;
Step 3, the suspension centre by the suspension hook of the first chain block 9 above the suspension centre of the side of weight 1 moves to this weight also connects; By the second chain block 10, transfer platform 6 is slowly rotated down under the Action of Gravity Field of self and weight 1 around turning joint 5, weight 1 along the upper surface slip of transfer platform 6, and finally stops sliding under self gravitation effect under the draw of the first chain block 9;
Step 4, continues by the second chain block 10, transfer platform 6 to be slowly rotated down, and weight 1 departs from gradually with transfer platform 6, until weight 1 is while departing from completely with transfer platform 6, weight 1 is naturally suspended under the first chain block 9 draws;
Step 5, separates the suspension hook of the second chain block 10 and transfer platform 6, makes the slow vertical landing of weight 1 to planning drop point 4 by the first chain block 9.
Because fixed constraints thing 2 is top ceiling or the crossbeam at factory building top, and equipment turning joint 5 of the present invention, transfer platform 6 and first and second chain block 9,10 weight capacities are limited, weight best in quality of suspending landing in midair of the present invention do not exceed 2 tons is advisable, and it is better that this weight has fixing suspension centre.
Change generator brake installation process as example taking some hydropower station hydrogenerator below, the present invention is further described in detail.
The drg quality that some hydropower station hydrogenerator is changed electrical generator is 520kg, drg is 1.5cm apart from rotor distance, because the top of the position of the drg of this power station hydrogenerator is subject to top ceiling and the crossbeam restriction at top, power plant building and cannot finds suspension centre on the rotor of electrical generator, cannot directly lift and put in place by up-down mode, in this case, have to first drg be played to the tip position of the lower bearing bracket that winches to electrical generator, and then manage to place and move to installation site from the top of lower bearing bracket, because lower bearing bracket height is higher and top is subject to again the top ceiling at top, power plant building and crossbeam restriction, adopt traditional hoisting method to lift, operation easier is high, the level of skill of operating personal is had relatively high expectations simultaneously, and the quantity of operating personal is also more, in view of this, when drg is installed, adopt and solved with the following method an above difficult problem.
Before construction, first prepare equipment needed thereby, comprise turning joint, transfer platform and two chain blocks, then step construction in the following order:
Step 1, on the top ceiling at top, power plant building and the lower stationary plane of crossbeam, select the first suspension centre and the second suspension centre, the first suspension centre be positioned between the second suspension centre and drg (now drg is positioned at the tip position of lower bearing bracket) and be positioned at drg position to be installed directly over, one chain block is fixed on to this first suspension centre place, another chain block is fixed on to this second suspension centre place, the hook of the chain block at the first suspension centre place is connected with the suspension centre of the side of drg, the side wall upper part of drawing cucurbit towards first suspension centre place of one sidewall of cut-and-dried transfer platform by cut-and-dried turning joint and lower bearing bracket is hinged and can rotate up and down around turning joint, what the sidewall hinged with lower bearing bracket of transfer platform was relative is connected with the suspension hook of the chain block at the second suspension centre place over there, and the upper surface of transfer platform maintenance level and transfer platform is flushed with the bearing surface at lower bearing bracket top, the support strength of transfer platform and fixed edge thereof should be able to bear the weight of drg, the upper surface of transfer platform is greater than drg area in the horizontal direction, and the distance between the sidewall that the transfer platform sidewall hinged with lower bearing bracket is connected to the suspension hook of the chain block at itself and the second suspension centre place is greater than the first suspension centre to the horizontal throw between lower bearing bracket and the hinged sidewall of transfer platform,
Step 2, the chain block by the first suspension centre place by drg horizontally tracting to transfer platform;
Step 3, the suspension centre by the suspension hook of the chain block at the first suspension centre place above the suspension centre of the side of drg moves to this drg also connects; By the chain block at the second suspension centre place, transfer platform is slowly rotated down under the Action of Gravity Field of self and drg around turning joint, drg along the upper surface slip of transfer platform, and finally stops sliding under self gravitation effect under the draw of the chain block at the first suspension centre place;
Step 4, continue by the chain block at the second suspension centre place, transfer platform to be slowly rotated down, drg and transfer platform depart from gradually, until drg and transfer platform be while departing from completely, drg is naturally suspended in midair under the chain block traction at the first suspension centre place;
Step 5, separates the suspension hook of the chain block at the second suspension centre place and transfer platform, makes the slow vertical landing of drg to drg position to be installed by the chain block at the first suspension centre place.
After drg lifting puts in place, carry out follow-up construction on request and can complete the erection work of drg.
Above with reference to embodiment, the present invention being have been described in detail, is illustrative and not restrictive, in the variation and the amendment that do not depart under general plotting of the present invention, all within protection scope of the present invention.
Claims (2)
1. a weight translation suspention landing method, described weight is positioned at eminence brace table and its top to be had fixed constraints thing and limits its rising space, the required equipment of the method comprises turning joint, transfer platform and first and second chain block, it is characterized in that, the method comprises following sequential steps:
Step 1, on the lower stationary plane of described fixed constraints thing, select the first suspension centre and the second suspension centre, this first suspension centre between this second suspension centre and described weight and be positioned at described weight plan level point directly over, described the first chain block is fixed on to described the first suspension centre place, described the second chain block is fixed on to described the second suspension centre place; The hook of this first chain block is connected with the suspension centre of the side of described weight; The side wall upper part towards described first chain block of one sidewall of described transfer platform by described turning joint and described brace table is hinged and can rotate up and down around this turning joint, relative being over there connected with the suspension hook of described the second chain block of the sidewall hinged with described brace table of this transfer platform, and this transfer platform maintenance level and its upper surface are flushed with the bearing surface of described brace table;
Step 2, by described the first chain block by described weight horizontally tracting on described transfer platform;
Step 3, the suspension centre by the suspension hook of described the first chain block above the suspension centre of the side of described weight moves to this weight also connects; By described the second chain block, described transfer platform is slowly rotated down under the Action of Gravity Field of self and described weight around described turning joint, this weight along the upper surface slip of this transfer platform, and finally stops sliding under self gravitation effect under the draw of this first chain block;
Step 4, continues by described the second chain block, described transfer platform to be slowly rotated down, and described weight and this transfer platform depart from gradually, until this weight and this transfer platform be while departing from completely, this weight is naturally suspended under the first chain block draws;
Step 5, separates the suspension hook of described the second chain block and described transfer platform, makes the slow vertical landing of described weight to planning drop point by described the first chain block.
2. weight translation suspention landing method according to claim 1, is characterized in that, the quality of described weight is less than or equal to 2 tons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368462.9A CN104129727B (en) | 2014-07-30 | 2014-07-30 | Weight translation suspention landing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368462.9A CN104129727B (en) | 2014-07-30 | 2014-07-30 | Weight translation suspention landing method |
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| Publication Number | Publication Date |
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| CN104129727A true CN104129727A (en) | 2014-11-05 |
| CN104129727B CN104129727B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410368462.9A Active CN104129727B (en) | 2014-07-30 | 2014-07-30 | Weight translation suspention landing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296736A (en) * | 2018-02-05 | 2018-07-20 | 安徽马钢工程技术集团有限公司 | A kind of dryer gear wheel replacing device and replacing options |
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| CN1274676A (en) * | 1999-05-19 | 2000-11-29 | 马金祥 | Antique suspended coffin hoisting method |
| CN101028895A (en) * | 2007-03-21 | 2007-09-05 | 赵大力 | Method for improving port-container jack operation efficiency and jack |
| US20070246437A1 (en) * | 2000-11-14 | 2007-10-25 | Nigel Chattey | Crane apparatus for direct transshipment of marine containers between transportation modes without need of ground placement |
| CN101377072A (en) * | 2008-10-09 | 2009-03-04 | 山东省路桥集团有限公司 | Construction methods of hanging beam and assembling cantilever in the bottom of steel case beam |
| CN101549836A (en) * | 2009-05-12 | 2009-10-07 | 中国第一冶金建设有限责任公司 | Method for hoisting ultra-high overweight equipment in closed workshop and special sling |
| CN102602834A (en) * | 2012-03-29 | 2012-07-25 | 北京市设备安装工程集团有限公司 | Platform-free lifting method and system of installing large rectangular devices to high-rise buildings |
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2014
- 2014-07-30 CN CN201410368462.9A patent/CN104129727B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1274676A (en) * | 1999-05-19 | 2000-11-29 | 马金祥 | Antique suspended coffin hoisting method |
| US20070246437A1 (en) * | 2000-11-14 | 2007-10-25 | Nigel Chattey | Crane apparatus for direct transshipment of marine containers between transportation modes without need of ground placement |
| CN101028895A (en) * | 2007-03-21 | 2007-09-05 | 赵大力 | Method for improving port-container jack operation efficiency and jack |
| CN101377072A (en) * | 2008-10-09 | 2009-03-04 | 山东省路桥集团有限公司 | Construction methods of hanging beam and assembling cantilever in the bottom of steel case beam |
| CN101549836A (en) * | 2009-05-12 | 2009-10-07 | 中国第一冶金建设有限责任公司 | Method for hoisting ultra-high overweight equipment in closed workshop and special sling |
| CN102602834A (en) * | 2012-03-29 | 2012-07-25 | 北京市设备安装工程集团有限公司 | Platform-free lifting method and system of installing large rectangular devices to high-rise buildings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108296736A (en) * | 2018-02-05 | 2018-07-20 | 安徽马钢工程技术集团有限公司 | A kind of dryer gear wheel replacing device and replacing options |
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| CN104129727B (en) | 2016-05-18 |
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Address after: 614900 central control building, Hekou Road, Shawan Town, Shawan District, Leshan City, Sichuan Province Patentee after: Guoneng Daduhe maintenance and installation Co.,Ltd. Address before: 614900 central control building, Hekou Road, Shawan Town, Shawan District, Leshan City, Sichuan Province Patentee before: GUODIAN DADUHE MAINTENANCE & INSTALLATION Co.,Ltd. |
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