CN101284626A - Additional weight hoisting method - Google Patents
Additional weight hoisting method Download PDFInfo
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- CN101284626A CN101284626A CNA200810037706XA CN200810037706A CN101284626A CN 101284626 A CN101284626 A CN 101284626A CN A200810037706X A CNA200810037706X A CN A200810037706XA CN 200810037706 A CN200810037706 A CN 200810037706A CN 101284626 A CN101284626 A CN 101284626A
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- weight
- counterweight
- crane
- hoisting
- trammel beam
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Abstract
The invention relates to a method of counterweight hoisting, and is characterized in that the method comprises the following steps: the hook of a crane is sheathed with the middle part of a hoisting cable; one end of the hoisting cable is tied to the tip of a balancing pole, a hand pulling block is arranged at the middle part of the other end of the hoisting cable, the tip is tied on the balancing pole, and the counterweight is arranged on the other end of the balancing pole; the hoisting cable on the tip of the balancing pole is tied on the object to be hoisted; when in hoist, the raising and the falling of the hand pulling block are utilized to control the weight or the level requirement of the counterweight, thereby quickly reaching the object balance; and then the crane can directly hoist the object to the destination. The method has the advantages of simpleness, strong practicability, reduced labor intensity, enhanced safety factor, improved production efficiency, and wide popularization value.
Description
Technical field
The present invention relates to a kind of method of additional weight hoisting, can solve crane facility and limited by the stroke range of specified conditions, can't directly lift the difficult problem of object, belong to object hoisting and hanging technical field.
Background technology
In the production scene, many objects are arranged not within the effective travel scope of crane facility, promptly because of the hoisting point position of object not above the center of gravity perpendicular line of object; Object lifting back erection work face can't directly use hoisting crane to lift the workpiece that some volume is less or weight is lighter not in the position of technological requirement, solves to be installed in the difficult problem of the big or weight of volume than heavy industry spare bottom.
According to traditional installation method, the object that in advance needs are installed is placed on lower floor, and then the object on upper strata is lifted.But during the large-sized object lifting, because volume is big or the heavier object of weight, will be by the cart of hoisting crane and the fine motion adjusting travel of dolly, aim at the workpiece technology fastener hole position of center line that is placed on the below smaller size smaller in advance, slow down maneuver by crane hook, volume is docked to the attachment face of being close to vehicle accessory than big or the heavier object of weight, carries out last fastener and install.But big or weight is heavier because of the object volume, the rising of the cart of whole hoisting crane and dolly fine motion adjusting travel and suspension hook and the process of decline are difficult to control, are easy to damage product or produce security incident.
Also has another kind of orthodox method, be the big or bigger object of weight volume, be shelved on certain height, and then object less volume or that weight is lighter, use winch to carry out level and drag to the installation site, use several jacks again, carry out the bottom level position of jacking synchronously, but be difficult to satisfy the technology position installation requirement all around in the installation work to or the object that weight is heavier big near volume.And, in jack jacking process, being difficult to control the technological requirement of synchronization of jacking up, time-consuming, effort, dangerous is installed effect and bad.
Summary of the invention
The method that the purpose of this invention is to provide a kind of a kind of additional weight hoisting that can reduce equipment investment, reduce labor intensity, enhance productivity.
For realizing above purpose, technical scheme of the present invention provides a kind of method of additional weight hoisting, it is characterized in that, its method is:
The first step. with the steel rope intermediate sleeve on the suspension hook of hoisting crane;
Second step. an end of steel rope ties up to the termination of trammel beam, and chain block is installed in the middle of the steel rope other end, and its termination ties up on the trammel beam, and the other end of trammel beam is equipped with counterweight;
The 3rd the step. with the wire rope rope on the trammel beam termination on the object that will lift by crane;
The 4th step. during lifting, use chain block to rise or decline, adjust the weight or the level requirement of counterweight, reach the equilibrium condition of object rapidly;
The 5th step. then hoisting crane can be directly with the object handling to the place that requires.
Install with the present invention, needn't be placed on the object below that volume is big or weight is heavier in advance by object less volume or that weight is lighter, but volume the big or heavier object of weight, be shelved on the height of the technological requirement of built on stilts in advance, change the idea of tradition lifting, increase suitable counterweight by trammel beam, suspension centre is chosen on certain position of object that volume is less or weight is lighter, suspension centre also can be chosen in by outside the lifting object, simultaneously, increase and use chain block, adjust the weight or the level requirement of counterweight, reach the equilibrium condition of object rapidly, the installation level that satisfies on the technology object requires or other requirement.Like this, hoisting crane can lift object bottom big to volume or that weight is heavier by object directly less volume or that weight is lighter, promptly carry out position adjustment all around freely, because the object volume is less or weight is lighter, the rising of suspension hook and the micromotion of decline can be effectively controlled, satisfied the mounting process requirement, save installation work-hour greatly, alleviated labour intensity greatly, improved installation quality greatly.
Advantage of the present invention is simple and clear, and is practical, can reduce labor intensity, and strengthens safety factor, enhances productivity, and has promotional value widely.
Description of drawings
Fig. 1 is the method scheme drawing of 1 one kinds of additional weight hoistings of embodiment;
Fig. 2 is the method scheme drawing of 2 one kinds of additional weight hoistings of embodiment;
Fig. 3 is the method scheme drawing of 3 one kinds of additional weight hoistings of embodiment.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1, be the method scheme drawing of 1 one kinds of additional weight hoistings of embodiment, the Suo Yuan of department of every hoisting crane by simple training of the present invention, can use freely.
The communications and transportation of the high-rating generator of more than 300 ton of weight, some is to rely on D35 type or D38 type clamp type rail transporter, wherein, object 6 is the certain degree of difficulty that is equipped with of vehicle accessory, four objects 6 are installed more than 300 tons heavy high-rating generator support 7 bottoms 8 is vehicle accessory, and each object 6 is that vehicle accessory weighs 4 tons.
If according to traditional installation method, be object 6 that vehicle accessory is placed on the ground location earlier, again more than 300 tons high-rating generator support 7 being winched to the object 6 that places in advance is the vehicle accessory sky, the fine motion adjustment of cart and dolly by hoisting crane 3, aiming at the object 6 that is placed on the below in advance is vehicle accessory technology fastener hole position of center line, pass through the slow down maneuver of hoisting crane 3 suspension hooks again, more than 300 tons heavy generator pits 7 are docked to the attachment face 8 of being close to vehicle accessory 6, carry out last fastener and install.But because high-rating generator support 7 volumes are too big and weight is too heavy, the fine motion adjustment of the cart of whole hoisting crane 3 and dolly, the process of rising or falling of suspension hook all is difficult to control, is easy to damage high-rating generator 7 or produces security incident.
Also has another kind of orthodox method, be 300 tons of heavy high-rating generator 7 supports, be shelved on certain height in advance, and then be each 4 tons of heavy object 6 vehicle accessory, use winch to carry out level and drag to the installation site, carry out jacking simultaneously behind bottom 8 height and positions near electrical generator with several jacks, re-use winch and carry out level and drag, the technology all around that solves the installation site is adjusted requirement.Increasing a plurality of jacks of use, carrying out jacking synchronously, still be difficult to satisfy the process Installation requirement all around in the installation work to bottom 8 height and positions near electrical generator.And, in the jacking process of jack, be difficult to the technological requirement of control synchronization of jacking up, time-consuming, effort, dangerous, it is vehicle accessory that an object 6 is installed, and generally needs 4 hours, and effect and bad is installed.
Install with the present invention, with steel rope 2 intermediate sleeve on the suspension hook of hoisting crane 3; One end of steel rope 2 ties up to the termination of trammel beam 1, and chain block 4 is installed in the middle of steel rope 2 other ends, and its termination ties up on the trammel beam 1, and the other end of trammel beam 1 is equipped with counterweight 5; Needn't be object 6 below that vehicle accessory promptly is placed on more than 300 ton heavy high-rating generator support 7 in advance, as long as generator pit 7 more than 300 tons heavy, shelve the technological requirement height of built on stilts in advance, change the idea of tradition lifting, suspension centre is chosen on certain position that object 6 is a vehicle accessory, increase suitable counterweight 5 by trammel beam 1, use the rising and the decline of chain block 4, adjust the weight or the level requirement of counterweight, reach the equilibrium condition that object 6 is a vehicle accessory rapidly, satisfying on the technology object 6 is that the installation level of vehicle accessory requires or other requirement.Like this, hoisting crane 3 can promptly carry out position adjustment all around freely directly the vehicle accessory installation site 8 of vehicle accessory 6 handlings to high-rating generator 7 bottoms, is 4 tons weight of vehicle accessory for object 6, the rising of hoisting crane 3 and the micromotion of decline, can be effectively controlled, satisfy the mounting process requirement, when having saved the slinger greatly, 4 objects 6 of lifting are vehicle accessory now, as long as 1 hour, alleviated labour intensity greatly, improved installation quality greatly.
In the production scene, many objects are arranged under the track of crane in bridge type, according to using rules and regulations, can not directly use crane in bridge type to carry out askew skewing and hang, can use the present invention to solve this difficult problem.As shown in Figure 2, be the method scheme drawing of 2 one kinds of additional weight hoistings of embodiment:
It is voltage transformer that workshop has an object 6 of 4 tons of weighing, and in order not take the effective operation area of workshop, generally all is installed in the position of the load-bearing pillar below 11 of factory building.
It is 20 tons crane in bridge type 3 that workshop has a rated load weight, because of the stroke range of crane in bridge type 3 is restricted, can't voltage transformer directly lifting run on the installation site 11 of voltage transformer of factory building load-bearing pillar 10.
Use the present invention, with steel rope 2 intermediate sleeve on the suspension hook of hoisting crane 3; One end of steel rope 2 ties up to the termination of trammel beam 1, chain block 4 is installed in the middle of steel rope 2 other ends, its termination ties up on the trammel beam 1, the other end of trammel beam 1 is equipped with counterweight 5, rise and down maneuver by chain block 4, adjusting object 6 is the equilibrium relation between voltage transformer and the counterweight 5 rapidly, because object 6 is the rated load weight that the total weight of voltage transformer and counterweight 5 can not surpass crane in bridge type 3, directly lift with crane in bridge type 3, for object 6 is the requirement of the mounting process size of voltage transformer, also can be by the run action all around of crane in bridge type 3 and dolly 9, satisfy the requirement of any one space mounting position very easily, the present invention has solved the difficult problem that crane in bridge type 3 can not directly run to the hoisting engineering of factory building load-bearing pillar 10 positions soon, has accomplished to save time, laborsaving, the efficient height.
As shown in Figure 3, method scheme drawing for 3 one kinds of additional weight hoistings of embodiment, in the manufacturing process of high-rating generator, it is that bakelite spare will be installed on the interior thorax inclined-plane 14 of electrical generator 15 that part object 6 is arranged, use the present invention, by trammel beam 1, at object 6 is after the another side of bakelite spare increases counterweight 5, for object 6 is the inclination requirement of the mounting process size of bakelite spare, rise and down maneuver by chain block 4, can regulate object 6 rapidly and be the equilibrium relation between bakelite spare and the counterweight 5, satisfy technological requirement accurately.Because object 6 is the rated load weight that the total weight of bakelite spare and counterweight 5 can not surpass hoisting crane 3, directly lift with hoisting crane 3, the run action all around of hoisting crane 3 is very convenient, can finish the requirement of any one space mounting position, it is that bakelite spare is installed in the lifting difficult problem on the thorax inclined-planes 14 in the high-rating generator 15 that the present invention has solved object 6 soon, accomplished to save time, laborsaving, efficient is high.
Claims (1)
1. the method for an additional weight hoisting is characterized in that, its method is:
The first step. with steel rope (2) intermediate sleeve on the suspension hook of hoisting crane (3);
Second step. an end of steel rope (2) ties up to the termination of trammel beam (1), and chain block (4) is installed in the middle of steel rope (2) other end, and its termination ties up on the trammel beam (1), and the other end of trammel beam (1) is equipped with counterweight (5);
The 3rd the step. with the wire rope rope on trammel beam (1) termination on the object that will lift by crane (6);
The 4th step. during lifting, use chain block (4) to rise or decline, adjust the weight or the level requirement of counterweight (5), reach the equilibrium condition of object (6) rapidly;
The 5th step. then hoisting crane (3) can be directly with object (6) handling to the place that requires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810037706XA CN101284626A (en) | 2008-05-20 | 2008-05-20 | Additional weight hoisting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810037706XA CN101284626A (en) | 2008-05-20 | 2008-05-20 | Additional weight hoisting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101284626A true CN101284626A (en) | 2008-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200810037706XA Pending CN101284626A (en) | 2008-05-20 | 2008-05-20 | Additional weight hoisting method |
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| CN (1) | CN101284626A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002569A (en) * | 2010-11-03 | 2011-04-06 | 中冶南方(武汉)威仕工业炉有限公司 | Method for changing roller outside roller hearth steel plate heat treatment furnace and device thereof |
| CN102730544A (en) * | 2012-06-25 | 2012-10-17 | 中国葛洲坝集团股份有限公司 | Radial gate fixing trunnion hoisting device and method |
| CN103264952A (en) * | 2013-05-17 | 2013-08-28 | 中国十七冶集团有限公司 | Construction method for hoisting converter tower steam pocket in position by using guide rod |
| CN103803397A (en) * | 2012-11-14 | 2014-05-21 | 五冶集团上海有限公司 | Hanger for mounting universal shaft of vertical mill and application method of hanger |
| CN109279495A (en) * | 2017-07-19 | 2019-01-29 | 威乐(中国)水泵系统有限公司 | Claw hook device |
| CN109335949A (en) * | 2018-10-18 | 2019-02-15 | 中交二航局第二工程有限公司 | The method of scale beam type counter-jib suspender and its hoisting steel beam component |
| CN114014141A (en) * | 2021-11-17 | 2022-02-08 | 上海外高桥造船有限公司 | Prefab hoist device |
-
2008
- 2008-05-20 CN CNA200810037706XA patent/CN101284626A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002569A (en) * | 2010-11-03 | 2011-04-06 | 中冶南方(武汉)威仕工业炉有限公司 | Method for changing roller outside roller hearth steel plate heat treatment furnace and device thereof |
| CN102002569B (en) * | 2010-11-03 | 2012-12-19 | 中冶南方(武汉)威仕工业炉有限公司 | Method for changing roller outside for roller hearth steel plate heat treatment furnace and device thereof |
| CN102730544A (en) * | 2012-06-25 | 2012-10-17 | 中国葛洲坝集团股份有限公司 | Radial gate fixing trunnion hoisting device and method |
| CN103803397A (en) * | 2012-11-14 | 2014-05-21 | 五冶集团上海有限公司 | Hanger for mounting universal shaft of vertical mill and application method of hanger |
| CN103803397B (en) * | 2012-11-14 | 2016-01-27 | 五冶集团上海有限公司 | A kind of suspender for installed vertical rolling mill universal axle and using method |
| CN103264952A (en) * | 2013-05-17 | 2013-08-28 | 中国十七冶集团有限公司 | Construction method for hoisting converter tower steam pocket in position by using guide rod |
| CN103264952B (en) * | 2013-05-17 | 2015-07-15 | 中国十七冶集团有限公司 | Construction method for hoisting converter tower steam pocket in position by using guide rod |
| CN109279495A (en) * | 2017-07-19 | 2019-01-29 | 威乐(中国)水泵系统有限公司 | Claw hook device |
| CN109335949A (en) * | 2018-10-18 | 2019-02-15 | 中交二航局第二工程有限公司 | The method of scale beam type counter-jib suspender and its hoisting steel beam component |
| CN109335949B (en) * | 2018-10-18 | 2023-09-15 | 中交二航局第二工程有限公司 | Balance arm lifting appliance and method for lifting steel beam member by using balance arm lifting appliance |
| CN114014141A (en) * | 2021-11-17 | 2022-02-08 | 上海外高桥造船有限公司 | Prefab hoist device |
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Open date: 20081015 |