CN101746669A - Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly - Google Patents
Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly Download PDFInfo
- Publication number
- CN101746669A CN101746669A CN201010000771A CN201010000771A CN101746669A CN 101746669 A CN101746669 A CN 101746669A CN 201010000771 A CN201010000771 A CN 201010000771A CN 201010000771 A CN201010000771 A CN 201010000771A CN 101746669 A CN101746669 A CN 101746669A
- Authority
- CN
- China
- Prior art keywords
- frame
- push rod
- dolly
- fixed pulley
- suspension hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly, which includes a dolly frame; a coiling block and a lead rail are fixedly arranged on the dolly frame; a crown block frame is arranged on the lead rail; wherein the crown block frame is provided with a crown block; the two ends of the crown block frame are also provided with a slide block or a wheel; the slide block or the wheel is arranged on the lead rail. The dolly frame is also fixedly provided with a hook traversing driving device which is characterized in that the traversing driving device is an electro-hydraulic push rod; the middle part of the push rod is hinged on the dolly frame and the top of the push rod is hinged on the crown block frame. A steel wire respectively penetrates the coiling block, a movable block and the crown block in the same direction. The push rod is provided with a limit switch. The two ends of the lead rail are respectively provided with limit stops. The hook traversing mechanism for dolly does not use a rope ranging mechanism; therefore, the steel wires bend on the same direction during reeving, thus improving the service life of the steel wires. The driving mechanism of the traversing mechanism adopts the electro-hydraulic push rod to simplify the current driving mode, leads the structure thereof to be simple and reliable, and improves the efficiency.
Description
Technical field
The present invention relates to the novel dolly suspension hook transverse-moving mechanism of going up of a kind of ship-building gantry crane, this transverse-moving mechanism is simple in structure, and its transmission link is few, and efficient and reliability improve greatly, simultaneously the steel rope in the structure all in the same way bending wear around, service life of having improved steel rope.
Background technology
In the shipbuilding yard, splicing between the subsection hull is finished by ship-building gantry crane, two suspension hooks of ship-building gantry crane are sling subsection hull, thereby and by the last dolly suspension hook transverse-moving mechanism on the hoisting crane suspension hook is carried out traversing hull being spliced, existing transverse-moving mechanism mainly contains following two kinds:
Prior art one: include car frame, the reductor of screw rod and drive screw is arranged in the car frame.As shown in Figure 1, last dolly lifting mechanism is that reel 10 and fixed pulley are fixed on the movable carriage 20 together, movable carriage 20 following slide block or the wheels installed, track for slide block or wheel slip is installed in the last car frame, and suspension hook is arranged on the lifting mechanism.By reductor 30 drive sprockets, by chain drive and the fixing sprocket wheel of screw rod, the nut that screw rod 40 drives on the vehicle frame makes lifting mechanism and fixed pulley on whole movable carriage and the movable carriage traversing together, realizes that finally suspension hook is traversing again.
The lifting mechanism weight of ship-building gantry crane is bigger, scantling of structure is also bigger, if want traversing lifting mechanism to realize the traversing function of suspension hook, then fixedly the movable carriage size of lifting mechanism and fixed pulley and weight are all bigger, cause the driving power of transverse-moving mechanism bigger.Simultaneously for well supporting movable carriage and be arranged on mechanism on the movable carriage, the vehicle frame oad of last dolly needs correspondingly do greatly, and whole upward trolley body is huge, and weight is heavier, and is uneconomical.In addition, the type of drive of transverse-moving mechanism is a mechanical type, needs to use three-in-one reductor, by the chain-driving drive screw, uses the screw drive pulley yoke again, realizes that finally suspension hook is traversing, this mechanism's complexity, and transmission link is more, and reliability and efficient reduce greatly.
Prior art two: reel is arranged on the car frame middle part, is not moved, and guides steel rope into movably fixed pulley by rope-arranging mechanism and leading sheave device, realizes that by driving mobile fixed pulley suspension hook is traversing.
As shown in Figure 2, reel 10 ' is arranged in the trolley frame middle part, establish rope-arranging mechanism 20 ' below the reel 10 ', rope-arranging mechanism 20 ' is by the chain wheel drive on the drum shaft, rope-arranging mechanism 20 ' is guided the steel rope on the reel 10 ' leading sheave 30 ' into and is finally guided movably fixed pulley into, wheel or slide block are established in fixed pulley frame 40 ' bottom, by chain drive screw rod 50 ' and the removable fixed pulley of final driving, realize that suspension hook is traversing with three-in-one reductor 60 '.
Though this structure can realize that hook moves by simple mobile fixed pulley, the wiring complexity needs steel rope is repeatedly led, and this has just caused repeatedly multidirectional bending to steel rope, the easy endurance failure of steel rope, and the life-span reduces.In addition, steel rope also needs rope-arranging mechanism just can make the steel rope proper alignment on reel, rope-arranging mechanism is by the chain wheel drive on the drum shaft, and through rectangular axis retarder and universal coupling, rope pulley is arranged in driving at last, the row's of realization rope function, this cover mechanism complexity, occur operating troubles easily, also need be equipped with camera and monitor its operation conditions in the hoisting crane use, this makes whole lifting mechanism reliability reduce.In addition, the type of drive of transverse-moving mechanism is identical with prior art scheme one, the shortcoming that have also that transmission link is more, reliability and efficient reduces greatly.
Summary of the invention
Prior art exists following problem, and the one, mechanism is huge, and weight is heavier.The 2nd, steel rope is worn around complexity, bending repeatedly, the easy endurance failure of steel rope.The 3rd, the driver train complexity that suspension hook is traversing, reliability and efficient are low.The invention provides the novel dolly suspension hook transverse-moving mechanism of going up of a kind of ship-building gantry crane, realize that with easy driver train suspension hook is traversing, cancellation leading sheave and rope-arranging mechanism, simplify steel rope and wear system for winding, make steel rope all bendings in the same way at work, avoid multinomial bending to cause fatigue, finally alleviate dolly weight, improve mechanism efficiency and serviceability.
The present invention's technical scheme that adopts of dealing with problems is:
The novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane includes car frame, is fixed with reel and guide rail on the vehicle frame, guide rail is provided with the fixed pulley frame, wherein the fixed pulley frame is provided with fixed pulley, and the two ends of fixed pulley frame also are provided with slide block or wheel, and slide block or wheel are arranged on the guide rail.Also be fixed with the suspension hook cross sliding driving device on the vehicle frame, it is characterized in that: described cross sliding driving device is a push rod, and the push rod middle part is hinged on the vehicle frame, and the top is hinged on the fixed pulley frame.Steel rope passes reel, movable pulley, fixed pulley respectively in the same way.
Described push rod is an electric drive hydraulic thruster.
Described push rod is provided with limit switch.
Described guide rail two ends are respectively equipped with positive stop.
Beneficial effect of the present invention: reel is fixing in dolly suspension hook transverse-moving mechanism on this does not move, and therefore can reduce traversing driving power, can reduce the size of car frame simultaneously.Do not use rope-arranging mechanism in this mechanism, steel rope is worn and is walked around Cheng Zhongjun bending in the same way, has improved rope service-life.The driver train of transverse-moving mechanism has adopted electric drive hydraulic thruster to simplify current driving mode, makes it simple and reliable for structure, and efficient improves.
Description of drawings
Fig. 1 is the structural representation of prior art 1;
Fig. 2 is the structural representation of prior art 2;
Fig. 3 is a front view of the present invention;
Fig. 4 be among Fig. 3 A to structural representation;
Fig. 5 is a birds-eye view of the present invention;
Fig. 6 is running condition figure of the present invention.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
The novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane as shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, include car frame 1, be fixed with reel 2 and guide rail 3 on the vehicle frame 1, guide rail 3 is provided with fixed pulley frame 4, wherein fixed pulley frame 4 is provided with fixed pulley 5, the two ends of fixed pulley frame 4 also are provided with slide block or wheel 6, and slide block or wheel 6 are arranged on the guide rail 3.Also be fixed with the suspension hook cross sliding driving device on the vehicle frame 1, described cross sliding driving device is a push rod, and the push rod in the present embodiment adopts electric drive hydraulic thruster 7, and push rod 7 middle parts are hinged on the vehicle frame 1, and the top is hinged on the fixed pulley frame 4.Steel rope 8 passes reel 2, movable pulley 9, fixed pulley 5 respectively in the same way.Stroke for restriction push rod 7 is provided with the limit switch (not shown) on described push rod 7.Safety when sliding for assurance fixed pulley frame 4, described guide rail 3 two ends are respectively equipped with the positive stop (not shown), prevent that it from skidding off track.
As shown in Figure 6, this transverse-moving mechanism needs two covers when using on hoisting crane, be symmetricly set on the two ends of car frame 1, each suspension hook 10 corresponding cover, and wherein suspension hook 10 is arranged on the movable pulley 9.The distance that two transverse-moving mechanisms will move is controlled by control mechanism, and push rod 7 directly carries out ejection or flexible to fixed pulley frame 4, and fixed pulley frame 4 is moved on guide rail 3.When 10 distances of two suspension hooks during less than the subsection hull length on the suspension hook 10, steel rope 8 can produce the drift angle when suspension hook 10 rose, suspension hook 10 rotates, and therefore can make the subsection hull to be installed on the suspension hook 10 turn round minute angle along the steel rope vertical line, and is in place to realize the body section butt joint.Wherein the adjustment of angle is that adjustment by 10 distances of two suspension hooks realizes, two transverse-moving mechanisms move in opposite directions or opposite when mobile the distance of 10 on two suspension hooks can change, when push rod extends, can increase the distance of 10 on two suspension hooks, otherwise reduce distance.Under the effect of reel 2, suspension hook 10 can move up and down with steel rope 8 simultaneously.
Claims (4)
1. the novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane includes car frame, is fixed with reel and guide rail on the vehicle frame, also be provided with the fixed pulley frame simultaneously, wherein the fixed pulley frame is provided with fixed pulley, and the two ends of fixed pulley frame also are provided with slide block or wheel, and slide block or wheel are arranged on the guide rail; Also be fixed with the suspension hook cross sliding driving device on the vehicle frame, it is characterized in that: described cross sliding driving device is a push rod, and the push rod middle part is hinged on the vehicle frame, and the top is hinged on the fixed pulley frame; Steel rope passes reel, movable pulley, fixed pulley respectively in the same way.
2. the novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane as claimed in claim 1, it is characterized in that: described push rod is an electric drive hydraulic thruster.
3. the novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane as claimed in claim 1, it is characterized in that: described push rod is provided with limit switch.
4. the novel dolly suspension hook transverse-moving mechanism of going up of ship-building gantry crane as claimed in claim 1, it is characterized in that: described guide rail two ends are respectively equipped with positive stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100007712A CN101746669B (en) | 2010-01-19 | 2010-01-19 | Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100007712A CN101746669B (en) | 2010-01-19 | 2010-01-19 | Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101746669A true CN101746669A (en) | 2010-06-23 |
| CN101746669B CN101746669B (en) | 2012-05-16 |
Family
ID=42474390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100007712A Expired - Fee Related CN101746669B (en) | 2010-01-19 | 2010-01-19 | Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101746669B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106542451A (en) * | 2016-12-06 | 2017-03-29 | 华强方特（芜湖）文化科技有限公司 | A kind of synchronous suspention wirerope roll-setting gear |
| CN108341030A (en) * | 2018-01-22 | 2018-07-31 | 陕西铁路工程职业技术学院 | A kind of floating platform unbalanced load compensation device |
| CN111943042A (en) * | 2020-08-06 | 2020-11-17 | 中建八局轨道交通建设有限公司 | Hydraulic drive segment transportation equipment |
| CN112919351A (en) * | 2021-03-10 | 2021-06-08 | 三一海洋重工有限公司 | Hoisting mechanism and hoisting equipment |
| CN114671133A (en) * | 2022-03-01 | 2022-06-28 | 安徽经川筑工科技有限公司 | Multi-layer stacking assembly of multifunctional combined lifting appliance |
-
2010
- 2010-01-19 CN CN2010100007712A patent/CN101746669B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106542451A (en) * | 2016-12-06 | 2017-03-29 | 华强方特（芜湖）文化科技有限公司 | A kind of synchronous suspention wirerope roll-setting gear |
| CN108341030A (en) * | 2018-01-22 | 2018-07-31 | 陕西铁路工程职业技术学院 | A kind of floating platform unbalanced load compensation device |
| CN111943042A (en) * | 2020-08-06 | 2020-11-17 | 中建八局轨道交通建设有限公司 | Hydraulic drive segment transportation equipment |
| CN112919351A (en) * | 2021-03-10 | 2021-06-08 | 三一海洋重工有限公司 | Hoisting mechanism and hoisting equipment |
| CN114671133A (en) * | 2022-03-01 | 2022-06-28 | 安徽经川筑工科技有限公司 | Multi-layer stacking assembly of multifunctional combined lifting appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101746669B (en) | 2012-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101746669B (en) | Novel hook traversing mechanism of shipbuilding gantry crane for hoisting dolly | |
| US6926259B1 (en) | Hoist system | |
| CN204125835U (en) | A kind of bridge inspection vehicle | |
| CN101607681B (en) | Hoisting traction mechanism of arm line-like cantilever crane | |
| CN102910541B (en) | Ocean platform crane with buggy luffing mechanism | |
| CN208545043U (en) | A kind of overhead crane with electric hoists | |
| CN201598106U (en) | Novel upper trolley lifting hook traversing mechanism of shipbuilding gantry crane | |
| CN211008681U (en) | Double-beam fixed-point driving duct piece hoisting device of shield machine | |
| CN101920907B (en) | Main trolley of large shipbuilding portal crane | |
| CN203451081U (en) | Overhauling cage for crane and crane using same | |
| CN209758860U (en) | Small-gauge hoisting load-carrying trolley | |
| CN101807787B (en) | Powerless constant length cable traction mechanism | |
| CN204958265U (en) | Hoist electric block fixing device | |
| CN105480860A (en) | Double-girder crane and hoisting trolley thereof | |
| CN209922747U (en) | Lifting mechanism with fully-removable driving device and crane | |
| KR20080001841A (en) | Transfer car with emergency drawing device for teeming ladle | |
| CN201777793U (en) | Main trolley of large-sized shipbuilding portal crane | |
| CN2592614Y (en) | Operator cabin moving mechanism for gantry crane | |
| CN202390155U (en) | Rack and pinion lifting device | |
| CN101428739A (en) | End location self-lying lift hook of lorry-mounted crane | |
| CN205367499U (en) | Two roof beam hoists and play to rise platform truck thereof | |
| CN215326327U (en) | Traction device and elevator | |
| CN202402042U (en) | Hoisting traction device of oversize full-circle needle beam type hydraulic steel mould trolley | |
| CN212953965U (en) | Upper shaft crown block for processing metal section | |
| CN105905804A (en) | Hybrid differential driving mechanism for controlling lifting of crane and transverse moving of trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 224700 Jiangsu Province, Yancheng City Economic Development Zone Pearl Jianhu Road No. 1 Applicant after: Elephant King Heavy Industries Co., Ltd. Address before: 224751 Jianyang Jianhu County of Yancheng City province Jiangsu Road No. 8 Applicant before: Jiangsu Elephant King Crane Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: JIANGSU ELEPHANT KING CRANE CO., LTD. TO: XIANGWANG ELEPHANT KING HEAVY INDUSTRY CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20160119 |
|
| EXPY | Termination of patent right or utility model |