CN103332591A - Hoisting device and hoisting equipment - Google Patents
Hoisting device and hoisting equipment Download PDFInfo
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- CN103332591A CN103332591A CN2013102042288A CN201310204228A CN103332591A CN 103332591 A CN103332591 A CN 103332591A CN 2013102042288 A CN2013102042288 A CN 2013102042288A CN 201310204228 A CN201310204228 A CN 201310204228A CN 103332591 A CN103332591 A CN 103332591A
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- lifting
- hoisting
- swing arm
- connecting device
- girder
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Abstract
The invention provides a hoisting device and hoisting equipment. The hoisting device comprises a hoisting main beam, balancing devices and a connecting device. The two ends of the hoisting main beam are each provided with a balancing device. Each balance device comprises a balancing swing arm and a balancing swing arm connector. Each middle part of the balancing swing arm is hinged to the two ends of the hoisting main beam through the swing arm connector. Each left and right ends of the balancing swing arm are all connected to one end of the connecting device. The other end of the connecting device is provided with a hoisting hook for hoisting articles. The hoisting device and the hoisting equipment, when the hoisting equipment performs hoisting, through setting the balancing swing arm of an automatic tensioning connection device, make the connecting device subject to external forces at the same time, therefore the job step, which workers have to repeatedly test and adjust the hoisting chain length to realize that hoist chains are subjected to external forces at the same time, is canceled, thus work strength is reduced, work efficiency is improved, and safety is high.
Description
Technical field
The present invention relates to the mechanical equipment technology, relate in particular to a kind of lifting appliance and weight-lifting equipment.
Background technology
Along with the fully-mechanized mining equipment large scale development, be subjected to belt heading height, width and inclined shaft hoisting ability restriction, fully-mechanized mining equipment need disintegrate before going into well, and assembles before fully-mechanized mining equipment uses.
Carrying out assembling operation, during lifting part, usually the end with every chain sling all is connected on the suspension hook of weight-lifting equipment, and a plurality of suspension centres place that the other end of every chain sling is connected on the parts lifted by crane, because each chain sling length there are differences, can cause the discontinuity equalization of chain sling, even the phenomenon of part chain sling overload chain rupture appears, at present, for avoiding the chain sling discontinuity equalization overload chain rupture phenomenon appears, the staff need hang to adjust chain sling length by the repeated multiple times examination, can guarantee that just each chain sling is simultaneously stressed, weight-lifting equipment of the prior art is when lifting part, and security threat is big, labour intensity is big, and inefficiency.
Summary of the invention
The invention provides a kind of lifting appliance and weight-lifting equipment, to solve existing weight-lifting equipment when lifting by crane, security threat is big, and labour intensity is big, and the defective of inefficiency.
The invention provides a kind of lifting appliance, wherein, comprise lifting girder, balancing device and connecting device; The two ends of described lifting girder are respectively arranged with described balancing device;
Each described balancing device comprises balance oscillating arm and swing arm attaching parts, the middle part of described balance oscillating arm is hinged by the two ends of described swing arm attaching parts and described lifting girder, the two ends, the left and right sides of described balance oscillating arm all are connected with described connecting device one end, and the described connecting device other end has the suspension hook that hangs suspended object.
Aforesaid lifting appliance, wherein, preferably, described lifting girder is long-armed structure, the position of described lifting girder upper center has been provided with the hanging part, offers be used to the lifting hole(eyelet) that hangs crane hook on described the hanging part.
Aforesaid lifting appliance, wherein, preferably, described hanging part is suspension ring, the quantity of described suspension ring is a plurality of, and arranges at interval along the length direction of described lifting girder.
Aforesaid lifting appliance, wherein, preferably, described hanging part is rectangular plate, and the quantity of described lifting hole(eyelet) is a plurality of, and arranges at interval along described lifting minister degree direction, and the size of described lifting hole(eyelet) is greater than preset value.
Aforesaid lifting appliance, wherein, preferably, the two ends of described balance oscillating arm are symmetrically arranged with connecting bore;
Described connecting device comprises chain sling, and an end of described chain sling hang on the connecting bore at two ends, the described balance oscillating arm left and right sides, and the other end of described chain sling and described suspension hook are hinged.
Aforesaid lifting appliance, wherein, preferably, described swing arm attaching parts is cylindrical bearing pin.
The present invention also provides a kind of weight-lifting equipment, wherein, comprises lifting appliance provided by the invention, and the suspension hook that the lifting rope lower end of described weight-lifting equipment arranges hang on the described lifting appliance.
Lifting appliance provided by the invention and weight-lifting equipment, when weight-lifting equipment lifts by crane, by the balance oscillating arm of auto-tensioning connecting device is set, so that connecting device is simultaneously stressed, cancel the staff and must the repeated multiple times examination hang the job step of adjustment chain sling length to realize that chain sling is simultaneously stressed, reduce labour intensity, improved work efficiency, and safe.
Description of drawings
The structural representation of the lifting appliance that Fig. 1 provides for the embodiment of the invention;
Fig. 2 is the left view of Fig. 1;
Structural representation when the lifting appliance that Fig. 3 provides for the embodiment of the invention lifts by crane;
Fig. 4 is the left view of Fig. 3.
Reference numeral:
1-lifts by crane girder; 11-plays the hanging part; The 2-balancing device;
The 21-balance oscillating arm; 22-swing arm attaching parts; The 3-connecting device;
The 31-chain sling; The 32-suspension hook; The 4-weight-lifting equipment;
41-weight-lifting equipment suspension hook.The 5-suspended object.
The specific embodiment
The structural representation of the lifting appliance that Fig. 1 provides for the embodiment of the invention; Fig. 2 is the left view of Fig. 1; Structural representation when the lifting appliance that Fig. 3 provides for the embodiment of the invention lifts by crane; Fig. 4 is the left view of Fig. 3.In conjunction with Fig. 1-4, the invention provides a kind of lifting appliance, wherein, comprise lifting girder 1, balancing device 2 and connecting device 3, the two ends of lifting girder 1 are respectively arranged with balancing device 2.
Each balancing device 2 comprises balance oscillating arm 21 and swing arm attaching parts 22, the middle part of balance oscillating arm 21 is hinged with the two ends of lifting girder 1 by swing arm attaching parts 22, balance oscillating arm 21 can rotate around the axis of swing arm attaching parts 22, the two ends, the left and right sides of balance oscillating arm 21 all are connected with connecting device 3 one ends, connecting device 3 other ends have the suspension hook 32 that hangs suspended object 5, connecting device 3 can have numerous embodiments, for example can be suspender belt, steel rope or chain sling etc.
The lifting appliance that present embodiment provides in actual applications, when weight-lifting equipment 4 lifts by crane, can be according to the center of gravity of suspended object 5, lifting appliance is arranged on the weight-lifting equipment 4, weight-lifting equipment 4 can be hung on the Current Collector Sleave that is wound on the lifting girder 1 on the weight-lifting equipment suspension hook 41, also can directly weight-lifting equipment suspension hook 41 be hung on the lifting girder 1, four suspension hooks 32 of lifting appliance hang on respectively in the lifting hole(eyelet) that is arranged at 5 four jiaos of suspended objects, after weight-lifting equipment 4 begins to carry, suspended object 5 does not break away from before the ground, three connecting device 3 tensionings in advance in four connecting devices 3, as shown in Figure 4, after suspended object 5 breaks away from ground, being positioned at the balance oscillating arm 21 that the connecting device 3 of the not tensioning on right side connects rotates counterclockwise, stressed until 3 tensionings simultaneously of four connecting devices, weight-lifting equipment 4 is carried on continuing simultaneously, finishes the crane lifting service of suspended object 5 then.
Lifting appliance provided by the invention, when weight-lifting equipment lifts by crane, by the balance oscillating arm of auto-tensioning connecting device is set, so that connecting device is simultaneously stressed, cancel the staff and must the repeated multiple times examination hang the job step of adjustment chain sling length to realize that chain sling is simultaneously stressed, reduce labour intensity, improved work efficiency, and safe.
On the basis of above-described embodiment technical scheme, preferably, lifting girder 1 is long-armed structure, and the position of lifting girder 1 upper center has been provided with hanging part 11, plays on the hanging part 11 offering be used to the lifting hole(eyelet) that hangs the weight-lifting equipment suspension hook.Lifting girder 1 can be multiple long-armed structure, and for example, the shape of cross section of long-armed structure can be I-beam section, H shaped steel, square steel or channel-section steel etc.Playing hanging part 11 also can have various ways, can directly offer lifting hole(eyelet) in lifting girder 1 upper surface, also can protrude from the upper surface of lifting by crane girder 1 by welding or by connection modes such as screw threads.When weight-lifting equipment lifted by crane, the lifting appliance that has been provided with hanging part 11 was safe, and can cancel weight-lifting equipment suspension hook and lifting and be connected Current Collector Sleave, reliability height between the girder 1.
Further, play hanging part 11 and can be suspension ring, the quantity of suspension ring is a plurality of, and arranges at interval along the length direction of lifting girder 1, can select the suspension ring of relevant position according to the approximate location of suspended object 5 centers of gravity, avoids suspended object 5 run-off the straight when lifting operation.
Further again, playing hanging part 11 is rectangular plate, and the quantity of lifting hole(eyelet) is a plurality of, and arranges at interval along playing hanging part 11 length directions, and the size of lifting hole(eyelet) is greater than preset value, and the size of lifting hole(eyelet) arranges according to the size of weight-lifting equipment suspension hook.A plurality of lifting hole(eyelet)s are arranged at the hanging part of rising on the rectangular plate, simple in structure, be easily installed on the lifting appliance.
On the basis of above-described embodiment technical scheme, preferably, the two ends of balance oscillating arm 21 are symmetrically arranged with connecting bore, connecting device 3 comprises chain sling 31, and an end of chain sling 31 hang on the connecting bore at two ends, balance oscillating arm 21 left and right sides, and the other end of chain sling 31 and suspension hook 21 are hinged, the ductility of chain sling is low, can not extend after stressed, flexible, and long service life.
On the basis of above-described embodiment technical scheme, preferably, swing arm attaching parts 22 is cylindrical bearing pin.
The embodiment of the invention also provides a kind of weight-lifting equipment, wherein, comprises the lifting appliance that above-described embodiment provides, and the suspension hook 41 that the lifting rope lower end of weight-lifting equipment 4 arranges hang on the lifting appliance.
Weight-lifting equipment provided by the invention, when weight-lifting equipment lifts by crane, by the balance oscillating arm of auto-tensioning connecting device is set, so that connecting device is simultaneously stressed, cancel the staff and must the repeated multiple times examination hang the job step of adjustment chain sling length to realize that chain sling is simultaneously stressed, reduce labour intensity, improved work efficiency, and safe.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although the present invention has been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a lifting appliance is characterized in that, comprises lifting girder, balancing device and connecting device; The two ends of described lifting girder are respectively arranged with described balancing device;
Each described balancing device comprises balance oscillating arm and swing arm attaching parts, the middle part of described balance oscillating arm is hinged by the two ends of described swing arm attaching parts and described lifting girder, the two ends, the left and right sides of described balance oscillating arm all are connected with described connecting device one end, and the described connecting device other end has the suspension hook that hangs suspended object.
2. lifting appliance according to claim 1 is characterized in that, described lifting girder is long-armed structure, and the position of described lifting girder upper center has been provided with the hanging part, offers be used to the lifting hole(eyelet) that hangs the weight-lifting equipment suspension hook on described the hanging part.
3. lifting appliance according to claim 2 is characterized in that, described hanging part is suspension ring, and the quantity of described suspension ring is a plurality of, and arranges at interval along the length direction of described lifting girder.
4. lifting appliance according to claim 2 is characterized in that, described hanging part is rectangular plate, and the quantity of described lifting hole(eyelet) is a plurality of, and arranges at interval along described lifting minister degree direction, and the size of described lifting hole(eyelet) is greater than preset value.
5. according to the described lifting appliance of claim 1-4, it is characterized in that the two ends of described balance oscillating arm are symmetrically arranged with connecting bore;
Described connecting device comprises chain sling, and an end of described chain sling hang on the connecting bore at two ends, the described balance oscillating arm left and right sides, and the other end of described chain sling and described suspension hook are hinged.
6. according to the described lifting appliance of claim 1-4, it is characterized in that described swing arm attaching parts is cylindrical bearing pin.
7. a weight-lifting equipment is characterized in that, comprises the arbitrary described lifting appliance of claim 1-6, and the suspension hook that the lifting rope lower end of described weight-lifting equipment arranges hang on the described lifting appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310204228.8A CN103332591B (en) | 2013-05-28 | 2013-05-28 | Lifting appliance and weight-lifting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310204228.8A CN103332591B (en) | 2013-05-28 | 2013-05-28 | Lifting appliance and weight-lifting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103332591A true CN103332591A (en) | 2013-10-02 |
| CN103332591B CN103332591B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310204228.8A Active CN103332591B (en) | 2013-05-28 | 2013-05-28 | Lifting appliance and weight-lifting equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2639275Y (en) * | 2003-09-01 | 2004-09-08 | 杭州盈江机械制造有限公司 | Balance device of lifting article |
| JP2004269096A (en) * | 2003-03-06 | 2004-09-30 | Sumitomo Metal Logistics Service Co Ltd | Heavy article hoisting tool |
| CN2913307Y (en) * | 2005-12-02 | 2007-06-20 | 中国重型汽车集团有限公司 | Special hanging harness for driving cabin welding |
| CN202220042U (en) * | 2011-09-09 | 2012-05-16 | 中国人民解放军63908部队 | Special lifting appliance for dismounting power chamber of large equipment |
| CN102992170A (en) * | 2012-11-15 | 2013-03-27 | 成都发动机（集团）有限公司 | I-shaped hoisting device used for balanced lifting of box body |
| CN203419666U (en) * | 2013-05-28 | 2014-02-05 | 淮南矿业(集团)有限责任公司 | Lifting device and hoisting equipment |
-
2013
- 2013-05-28 CN CN201310204228.8A patent/CN103332591B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004269096A (en) * | 2003-03-06 | 2004-09-30 | Sumitomo Metal Logistics Service Co Ltd | Heavy article hoisting tool |
| CN2639275Y (en) * | 2003-09-01 | 2004-09-08 | 杭州盈江机械制造有限公司 | Balance device of lifting article |
| CN2913307Y (en) * | 2005-12-02 | 2007-06-20 | 中国重型汽车集团有限公司 | Special hanging harness for driving cabin welding |
| CN202220042U (en) * | 2011-09-09 | 2012-05-16 | 中国人民解放军63908部队 | Special lifting appliance for dismounting power chamber of large equipment |
| CN102992170A (en) * | 2012-11-15 | 2013-03-27 | 成都发动机（集团）有限公司 | I-shaped hoisting device used for balanced lifting of box body |
| CN203419666U (en) * | 2013-05-28 | 2014-02-05 | 淮南矿业(集团)有限责任公司 | Lifting device and hoisting equipment |
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| Publication number | Publication date |
|---|---|
| CN103332591B (en) | 2015-07-29 |
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