CN203382365U - Lifting appliance system for lifting thin, long and thin-wall equipment integrally - Google Patents

Lifting appliance system for lifting thin, long and thin-wall equipment integrally Download PDF

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Publication number
CN203382365U
CN203382365U CN201320453694.5U CN201320453694U CN203382365U CN 203382365 U CN203382365 U CN 203382365U CN 201320453694 U CN201320453694 U CN 201320453694U CN 203382365 U CN203382365 U CN 203382365U
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China
Prior art keywords
lifting
thin
equipment
main hoisting
ear
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Active
Application number
CN201320453694.5U
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Chinese (zh)
Inventor
郑浩
贾桂军
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Sinopec Engineering Group Co Ltd
Sinopec Nanjing Engineering Co Ltd
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Sinopec Engineering Group Co Ltd
Sinopec Nanjing Engineering Co Ltd
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Priority to CN201320453694.5U priority Critical patent/CN203382365U/en
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Abstract

The utility model discloses a lifting appliance system for lifting thin, long and thin-wall equipment integrally. The lifting appliance system comprises an upper two groups of main lifting lugs arranged up and down, a lower group of main lifting lugs and a balance beam, wherein the upper group of main lifting lugs and the lower group of main lifting lugs are fixedly arranged on thin, long and thin-wall equipment; two ends of the balance beam are provided with pulley groups; the main lifting lugs are linked with the balance beam through main lifting steel wire ropes through bypassing the pulley groups; the balance beam is lifted on a hoist hook of a main hoist through the steel wire ropes. The lifting appliance system designed by the utility model is used for integrally lifts lifting thin, long and thin-wall equipment, such as steel chimneys, can reduce the installation hazard and the labor intensity, and can shorten the work period, and meanwhile prevents from reducing the maximal bend stress in lifting during the lifting process of the equipment so as to lift the equipment integrally and prevent permanent deformation of equipment.

Description

A kind of sling system for elongated thin-walled Whole Equipment lifting
Technical field
The utility model relates to the sling system lifted for large-scale elongated thin-walled Whole Equipment in a kind of petrochemical industry project construction, specifically for large-scale elongated thin-walled equipment, prevents the sling system be out of shape in its hoisting process.
Background technology
Traditional elongated thin-walled main equipment is installed segmental hoisting, the vertical group of right form generally all taked.The installation cycle is longer, and need to carry out the butt welding operation in high-altitude, and high-rise working is many, and labour intensity is large, and security risk is many.If according to traditional lifting mode; adopt the integral hoisting of one group of main hoisting ear; amount of deflection when shortcoming is equipment local stress and level lifting is larger; part easily causes equipment to produce plastic deformation; apparatus body and internals quality are easily caused to larger impact, and the out of reach safty hoisting reaches the protection requirement to finished product.For the problem existed in existing technology, need a kind of sling system of realizing elongated thin-walled Whole Equipment lifting of design.
The utility model content
The purpose of this utility model is to provide a kind of sling system for elongated thin-walled Whole Equipment lifting.This sling system reasonable Arrangement main hoisting hanger position, adopt increase main hoisting point to reduce moment of flexure, selects the equalizing bar with assembly pulley to form self balancing device, and maximum stress in bend while reducing to lift, produce permanent deformation to avoid equipment.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of sling system for elongated thin-walled Whole Equipment lifting, this sling system comprises upper and lower two groups of equalizing bars that are provided with assembly pulley for being welded on main hoisting ear on elongated thin-walled equipment and two ends, two groups of described main hoisting ears are walked around described assembly pulley by the main hoisting steel rope respectively and are connected with equalizing bar, and described equalizing bar hangs on the crane hook that is located at the main hoisting car by steel rope.
The above-mentioned sling system for elongated thin-walled Whole Equipment lifting, it is upper and lower two groups of master's ear length differences, the length of lower main hoisting ear is greater than the length of main hoisting ear.
The above-mentioned sling system for elongated thin-walled Whole Equipment lifting, it is that described elongated thin-walled equipment is when vertical state, described upper main hoisting ear and lower main hoisting ear are positioned on same vertical curve.Perhaps described elongated thin-walled equipment is when horizontality, and described upper main hoisting ear and lower main hoisting ear are positioned on the same level line.
Adopt the procedure of the elongated thin-walled equipment of sling system integral hoisting of the utility model design to be:
Upper and lower two groups of main hoisting ears are installed on elongated thin-walled equipment (when elongated thin-walled equipment level is placed by welding manner, upper main hoisting ear and lower main hoisting ear are positioned on the same level line), then the main hoisting car is in place, main hoisting steel rope and shackle are combined into appropriate length, assembly pulley through being located at the equalizing bar two ends, then be tied respectively on upper and lower two groups of main hoisting ears.In hoisting process, the main hoisting steel rope will change with the variation of the vertical angle of hanging device, automatically adjusts the rope capacity of pulley both sides, forms self-balancing system, is adjusted voluntarily lifting stressed, can remain the minimum bend distortion in hoisting process.
The pattern length of steel rope and shackle is suitably selected, and guarantees the process of elongated thin-walled equipment from level to vertical state, and in sling system, the equalizing bar crotch does not interfere with elongated thin-walled equipment top, guarantees the spacing distance of crane hook simultaneously.
By hanging device, to vertical state, upper main ear length is less than lower main hoisting ear.Due to the difference setting of main ear length up and down, the steel rope that connects upper and lower main hoisting ear does not interfere from level at equipment to vertical state procedure.
When the lifting decoupling device, adopt skid-prevention button and slip the double insurance of restricting, guarantee the not landing automatically in the decoupling device process of Large-scale Hoisting rigging.
The beneficial effects of the utility model:
The elongated thin-walled equipment of sling system integral hoisting of the utility model design can reduce installation risk and labour intensity, the reduction of erection time as steel stack etc.Maximum stress in bend while simultaneously preventing that equipment from reducing to lift in hoisting process, to realize the integral hoisting of equipment, avoid equipment to produce permanent deformation.
The accompanying drawing explanation
Fig. 1 is elongated thin-walled equipment lifting figure.
Fig. 2 is the vertical state elevation drawing of elongated thin-walled equipment.
Rigging front elevation when Fig. 3 is the vertical state of elongated thin-walled equipment.
Rigging lateral plan when Fig. 4 is the vertical state of elongated thin-walled equipment.
The specific embodiment
As shown in Figure 1, a kind of sling system for elongated thin-walled Whole Equipment lifting, this sling system comprises upper and lower two groups of equalizing bars 4 that are provided with assembly pulley 9 for being welded on main hoisting ear on elongated thin-walled equipment 5 and two ends, two groups of described main hoisting ears are walked around described assembly pulley 9 by main hoisting steel wire 2 ropes respectively and are connected with equalizing bar 4, and described equalizing bar 4 hangs on the crane hook 8 that is located at main hoisting car 1 by steel rope.Wherein, upper and lower two groups of master's ear length differences, the length of lower main hoisting ear 7 is greater than the length of main hoisting ear 6.Described elongated thin-walled equipment 5 is when vertical state, and described upper main hoisting ear 6 and lower main hoisting ear 7 are positioned on same vertical curve.Described elongated thin-walled equipment 5 is when horizontality, and described upper main hoisting ear 6 and lower main hoisting ear 7 are positioned on the same level line.
Adopt the procedure of the elongated thin-walled equipment of sling system integral hoisting of the utility model design to be:
Upper and lower two groups of main hoisting ears are installed on elongated thin-walled equipment 5 (when elongated thin-walled equipment level is placed by welding manner, upper main hoisting ear 6 and lower main hoisting ear 7 are positioned on the same level line), then main hoisting car 1 is in place, main hoisting steel rope 2 is combined into appropriate length with shackle 3, assembly pulley 8 through being located at equalizing bar 4 two ends, then be tied respectively on upper and lower two groups of main hoisting ears.In hoisting process, the main hoisting steel rope will change with the variation of the vertical angle of hanging device, automatically adjusts the rope capacity of pulley both sides, forms self-balancing system, is adjusted voluntarily lifting stressed, can remain the minimum bend distortion in hoisting process.
The pattern length of main hoisting steel rope 2 and shackle 3 is suitably selected, and guarantees the process of elongated thin-walled equipment 5 from level to vertical state, and in sling system, equalizing bar 4 crotches do not interfere with elongated thin-walled equipment 5 tops, guarantee the spacing distance of crane hook 8 simultaneously.
As Fig. 2, Fig. 3 and Fig. 4 by hanging device to vertical state, upper main hoisting ear 6 length are less than lower main hoisting ear 7.Due to the difference setting of main ear length up and down, the steel rope that connects upper and lower main hoisting ear does not interfere from level at equipment to vertical state procedure.
When the lifting decoupling device, adopt skid-prevention button and slip the double insurance of restricting, guarantee the not landing automatically in the decoupling device process of Large-scale Hoisting rigging.

Claims (1)

1. the sling system for the lifting of elongated thin-walled Whole Equipment, it is characterized in that this sling system comprises upper and lower two groups of equalizing bars that are provided with assembly pulley for being installed in main hoisting ear on elongated thin-walled equipment and two ends, described main hoisting ear is walked around described assembly pulley by the main hoisting steel rope and is connected with equalizing bar, and described equalizing bar hangs on the crane hook that is located at the main hoisting car by steel rope; Upper and lower two groups of master's ear length differences, the length of lower main hoisting ear is greater than the length of main hoisting ear; Described elongated thin-walled equipment is when vertical state, and described upper main hoisting ear and lower main hoisting ear are positioned on same vertical curve.
CN201320453694.5U 2013-07-26 2013-07-26 Lifting appliance system for lifting thin, long and thin-wall equipment integrally Active CN203382365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320453694.5U CN203382365U (en) 2013-07-26 2013-07-26 Lifting appliance system for lifting thin, long and thin-wall equipment integrally

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320453694.5U CN203382365U (en) 2013-07-26 2013-07-26 Lifting appliance system for lifting thin, long and thin-wall equipment integrally

Publications (1)

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CN203382365U true CN203382365U (en) 2014-01-08

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105398936A (en) * 2015-12-22 2016-03-16 重庆旺德福金属结构有限公司 Clamping type beam column hoisting device
CN108862005A (en) * 2018-09-13 2018-11-23 安徽马钢设备检修有限公司 A kind of major diameter steel thermal-insulating chimney assembly and disassembly methods
CN109552981A (en) * 2017-09-25 2019-04-02 中石化重型起重运输工程有限责任公司 The hanging method and system of thin-walled tower class equipment
CN111824998A (en) * 2020-07-16 2020-10-27 中国航空工业集团公司北京航空精密机械研究所 Lifting appliance for lifting large-mass thin-wall part

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105398936A (en) * 2015-12-22 2016-03-16 重庆旺德福金属结构有限公司 Clamping type beam column hoisting device
CN109552981A (en) * 2017-09-25 2019-04-02 中石化重型起重运输工程有限责任公司 The hanging method and system of thin-walled tower class equipment
CN108862005A (en) * 2018-09-13 2018-11-23 安徽马钢设备检修有限公司 A kind of major diameter steel thermal-insulating chimney assembly and disassembly methods
CN111824998A (en) * 2020-07-16 2020-10-27 中国航空工业集团公司北京航空精密机械研究所 Lifting appliance for lifting large-mass thin-wall part
CN111824998B (en) * 2020-07-16 2022-03-04 中国航空工业集团公司北京航空精密机械研究所 Lifting appliance for lifting large-mass thin-wall part

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