CN105110199A - Lifting trackless portal crane - Google Patents
Lifting trackless portal crane Download PDFInfo
- Publication number
- CN105110199A CN105110199A CN201510594204.7A CN201510594204A CN105110199A CN 105110199 A CN105110199 A CN 105110199A CN 201510594204 A CN201510594204 A CN 201510594204A CN 105110199 A CN105110199 A CN 105110199A
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- China
- Prior art keywords
- supporting leg
- fixed
- girder
- leg
- wire rope
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Abstract
The invention discloses a lifting trackless portal crane which comprises a girder. A lifting hoist is arranged on the girder. The two ends of the girder are fixed to the top ends of two supporting legs respectively, each supporting leg is fixed to a lower cross beam, and a universal walking wheel is arranged at the bottom of each lower cross beam; the supporting legs are telescopic legs with height adjustable, and each telescopic leg is composed of a lower supporting leg fixedly connected with the corresponding lower cross beam, an upper supporting leg fixedly connected with the girder and a height adjusting device; each upper supporting leg is sleeved with the corresponding lower supporting leg to form a sliding sleeve telescopic structure; each height adjusting device is composed of a steel wire rope pulley block and a steel wire rope winding and unwinding control device, a movable pulley of each steel wire rope pulley block is fixed to the lower end of the corresponding upper supporting leg, and fixed pulleys of each steel wire rope pulley block are fixed to the two sides of the upper end of the corresponding lower supporting leg. The lifting trackless portal crane is simple in structure, low in weight and flexible in moving; the girder can be manually ascended and descended, operation is convenient, and the application range is wide.
Description
Technical field
The present invention relates to a kind of weight-lifting equipment, especially a kind of can the small portal crane of hand pushing movable.
Background technology
Transfer crane is a kind of conventional weight-lifting equipment, transfer crane of the prior art mostly is rail-mounted gantry crane, this hoisting crane can only along fixing rail mobile operating, can not move freely, scope of work has certain limitation, and the height of gate type portal gantry of the prior art is fixing, according to the space allocation girder height of the height of goods and Active workings, inconvenience can not be brought to hoisting operation.
Summary of the invention
The technical matters that invention will solve is: provide a kind of liftable trackless transfer crane, and this liftable trackless gate-type crane structure is simple, lightweight, flexibly mobile, and girder can hand-operated lifting, easy to operate, applied widely.
The technical scheme that technical solution problem is taked: a kind of liftable trackless transfer crane, comprise girder, girder is provided with and promotes cucurbit, girder two ends are separately fixed at two supporting leg tops, each supporting leg is fixed on a cross sill, universal travel wheel is provided with bottom cross sill, described supporting leg is the Retractive leg that can adjust height, described Retractive leg is made up of the lower supporting leg be connected and fixed with cross sill and the upper supporting leg be connected and fixed with girder and height adjuster, upper supporting leg is sleeved in lower supporting leg and forms sliding sleeve stretching structure, described height adjuster is made up of wire rope pulley group and steel rope open/close control device, the movable pulley of wire rope pulley group is fixed on upper supporting leg lower end, the fixed pulley of wire rope pulley group is fixed on both sides, lower supporting leg upper end.
As improvement of the present invention: under every root, supporting leg both sides are provided with symmetrical skewed horizontal load bar, and skewed horizontal load bar two ends are connected and fixed with lower supporting leg and cross sill respectively.
As a further improvement on the present invention: described steel rope open/close control device is be fixed on the crank capstan on skewed horizontal load bar, steel rope fixed end is consolidated on the skewed horizontal load bar without crank capstan.
Improve further again as of the present invention: be provided with on lower supporting leg and organize track adjusting wheel more, upper supporting leg is provided with the longitudinally guiding rail coordinated with track adjusting wheel.
Further improve as of the present invention: track adjusting wheel and longitudinal rail are arranged on and move towards vertical side, supporting leg face with girder.
As preferred plan of the present invention: be also provided with leg at cross sill, described leg is hand power screw elevating feet.
Beneficial effect: liftable trackless transfer crane of the present invention comprises girder owing to have employed described liftable trackless transfer crane, girder is provided with and promotes cucurbit, girder two ends are separately fixed at two supporting leg tops, each supporting leg is fixed on a cross sill, universal travel wheel is provided with bottom cross sill, described supporting leg is the Retractive leg that can adjust height, described Retractive leg is made up of the lower supporting leg be connected and fixed with cross sill and the upper supporting leg be connected and fixed with girder and height adjuster, upper supporting leg is sleeved in lower supporting leg and forms sliding sleeve stretching structure, described height adjuster is made up of wire rope pulley group and steel rope open/close control device, the movable pulley of wire rope pulley group is fixed on upper supporting leg lower end, the fixed pulley of wire rope pulley group is fixed on the technical scheme of both sides, lower supporting leg upper end, rail wheel is replaced with universal travel wheel, liftable trackless transfer crane of the present invention can be carried out easily by people, mobile, and adopt Retractive leg to carry out support girder, make liftable trackless transfer crane of the present invention can control the action of wire rope pulley group by steel rope open/close control device, realize regulating girder lifting by less power, therefore, liftable trackless gate-type crane tool of the present invention has structure simple, lightweight, flexibly mobile, not by advantages such as track restrictions, girder can hand-operated lifting, easy to operate, laborsaving, extensively can be applicable to daily haulage equipment by model, lifting maintenance heavy wares, the lifting operations such as automobile handling goods and automobile repair.Be provided with symmetrical skewed horizontal load bar, the technical characteristic that skewed horizontal load bar two ends are connected and fixed with lower supporting leg and cross sill respectively owing to have employed supporting leg both sides under every root, make supporting leg stability better, crane capacity is stronger.Be be fixed on the crank capstan on skewed horizontal load bar owing to have employed described steel rope open/close control device, steel rope fixed end is consolidated in without the technical characteristic on the skewed horizontal load bar of crank capstan, make the descending operation of girder more convenient, operate under operating personal can being avoided to be positioned at girder, safety is higher simultaneously.Organize track adjusting wheel owing to have employed to be provided with on lower supporting leg more, upper supporting leg is provided with the technical characteristic of the longitudinally guiding rail coordinated with track adjusting wheel, reduce the friction drag between upper supporting leg and lower supporting leg on the one hand, make the descending operation of girder lighter, laborsaving, other one side reduces the gap between upper supporting leg and lower supporting leg, make supporting leg more stable, firm, reduce stretching structure to the impact of supporting leg stability.Be arranged on the technical characteristic of the side, supporting leg face moving towards vertical with girder owing to have employed track adjusting wheel and longitudinal rail, avoid guide piece and assembly pulley mutually to disturb, make this liftable trackless gate-type crane structure more reasonable.Also leg is provided with at cross sill owing to have employed, described leg is the technical characteristic of hand power screw elevating feet, liftable trackless transfer crane of the present invention can be put by map position on the scene easily and fast, and effectively can make up the defect of universal travel wheel load-carrying capacity deficiency, make the crane capacity of liftable trackless transfer crane of the present invention stronger.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, liftable trackless transfer crane of the present invention is described in further detail.
Fig. 1 is liftable trackless transfer crane front view of the present invention;
Fig. 2 is liftable trackless transfer crane left view of the present invention.
Detailed description of the invention
As shown in Figure 1 and Figure 2, liftable trackless transfer crane of the present invention, comprise girder 1, girder is provided with and promotes cucurbit 2, girder two ends are separately fixed at two supporting leg tops, and each supporting leg is fixed on a cross sill 11, is provided with universal travel wheel 12 bottom cross sill, also be provided with leg at cross sill, described leg is hand power screw elevating feet 15.Described supporting leg is the Retractive leg that can adjust height, described Retractive leg is made up of the lower supporting leg 9 be connected and fixed with cross sill and the upper supporting leg 4 be connected and fixed with girder and height adjuster, upper supporting leg is sleeved in lower supporting leg and forms sliding sleeve stretching structure, lower supporting leg is provided with many group track adjusting wheels 13, upper supporting leg is provided with the longitudinally guiding rail 3 coordinated with track adjusting wheel, and track adjusting wheel and longitudinal rail are arranged on and move towards vertical side, supporting leg face with girder.Under every root, supporting leg both sides are provided with symmetrical skewed horizontal load bar 10, and skewed horizontal load bar two ends are connected and fixed with lower supporting leg and cross sill respectively.Described height adjuster is made up of wire rope pulley group and steel rope open/close control device, and the movable pulley 14 of wire rope pulley group is fixed on upper supporting leg lower end, and the fixed pulley 6 of wire rope pulley group is fixed on both sides, lower supporting leg upper end.Described steel rope open/close control device is the crank capstan 8 be fixed on skewed horizontal load bar, and steel rope 7 fixed end is consolidated on the skewed horizontal load bar without crank capstan.Be provided with at upper supporting leg multiple to dowel hole, lower supporting leg is provided with a pair knock hole matched with upper supporting leg dowel hole, upper supporting leg and lower supporting leg are by locating dowel pin 5 latched position.
Claims (6)
1. a liftable trackless transfer crane, comprise girder, girder is provided with and promotes cucurbit, girder two ends are separately fixed at two supporting leg tops, each supporting leg is fixed on a cross sill, universal travel wheel is provided with bottom cross sill, it is characterized in that: described supporting leg is the Retractive leg that can adjust height, described Retractive leg is made up of the lower supporting leg be connected and fixed with cross sill and the upper supporting leg be connected and fixed with girder and height adjuster, upper supporting leg is sleeved in lower supporting leg and forms sliding sleeve stretching structure, described height adjuster is made up of wire rope pulley group and steel rope open/close control device, the movable pulley of wire rope pulley group is fixed on upper supporting leg lower end, the fixed pulley of wire rope pulley group is fixed on both sides, lower supporting leg upper end.
2. liftable trackless transfer crane according to claim 1, is characterized in that: under every root, supporting leg both sides are provided with symmetrical skewed horizontal load bar, and skewed horizontal load bar two ends are connected and fixed with lower supporting leg and cross sill respectively.
3. liftable trackless transfer crane according to claim 2, it is characterized in that: described steel rope open/close control device is be fixed on the crank capstan on skewed horizontal load bar, steel rope fixed end is consolidated on the skewed horizontal load bar without crank capstan.
4. the liftable trackless transfer crane according to any one of claims 1 to 3, is characterized in that: be provided with on lower supporting leg and organize track adjusting wheel more, and upper supporting leg is provided with the longitudinally guiding rail coordinated with track adjusting wheel.
5. liftable trackless transfer crane according to claim 4, is characterized in that: track adjusting wheel and longitudinal rail are arranged on and move towards vertical side, supporting leg face with girder.
6. liftable trackless transfer crane according to claim 5, is characterized in that: be also provided with leg at cross sill, and described leg is hand power screw elevating feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594204.7A CN105110199A (en) | 2015-09-18 | 2015-09-18 | Lifting trackless portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594204.7A CN105110199A (en) | 2015-09-18 | 2015-09-18 | Lifting trackless portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105110199A true CN105110199A (en) | 2015-12-02 |
Family
ID=54658373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510594204.7A Pending CN105110199A (en) | 2015-09-18 | 2015-09-18 | Lifting trackless portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105110199A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105540447A (en) * | 2016-02-02 | 2016-05-04 | 大连连船重工有限公司 | Trackless portal crane |
| CN106276597A (en) * | 2016-09-23 | 2017-01-04 | 周兆弟 | The row that can change height hangs |
| CN109179198A (en) * | 2018-11-26 | 2019-01-11 | 新乡市豫新起重机械有限公司 | A kind of four supporting leg of rail-free, four hydraulic cylinder height adjusting gantry crane |
| CN110683467A (en) * | 2019-10-23 | 2020-01-14 | 台州精微顺自动化有限公司 | Rotation type cloth raw materials snatchs hoisting frame |
| CN110733969A (en) * | 2019-10-21 | 2020-01-31 | 台州精微顺自动化有限公司 | cloth raw material grabbing lifting frame |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1362821A1 (en) * | 2002-05-15 | 2003-11-19 | Noell Crane Systems GmbH | Straddle carrier |
| CN104140041A (en) * | 2013-09-17 | 2014-11-12 | 纽科伦（新乡）起重机有限公司 | Electric hoist double-beam crane |
| CN204237444U (en) * | 2014-10-10 | 2015-04-01 | 湖北大象专用汽车股份有限公司 | A kind of adjustable for height transfer crane |
| CN204643605U (en) * | 2015-06-01 | 2015-09-16 | 河南省黄河防爆起重机有限公司 | A kind of adjustable for height mobile gantry frame |
| CN204958215U (en) * | 2015-09-18 | 2016-01-13 | 辽宁华原重型装备有限公司 | Liftable trolley -bus gantry crane |
-
2015
- 2015-09-18 CN CN201510594204.7A patent/CN105110199A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1362821A1 (en) * | 2002-05-15 | 2003-11-19 | Noell Crane Systems GmbH | Straddle carrier |
| CN104140041A (en) * | 2013-09-17 | 2014-11-12 | 纽科伦（新乡）起重机有限公司 | Electric hoist double-beam crane |
| CN204237444U (en) * | 2014-10-10 | 2015-04-01 | 湖北大象专用汽车股份有限公司 | A kind of adjustable for height transfer crane |
| CN204643605U (en) * | 2015-06-01 | 2015-09-16 | 河南省黄河防爆起重机有限公司 | A kind of adjustable for height mobile gantry frame |
| CN204958215U (en) * | 2015-09-18 | 2016-01-13 | 辽宁华原重型装备有限公司 | Liftable trolley -bus gantry crane |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105540447A (en) * | 2016-02-02 | 2016-05-04 | 大连连船重工有限公司 | Trackless portal crane |
| CN106276597A (en) * | 2016-09-23 | 2017-01-04 | 周兆弟 | The row that can change height hangs |
| CN109179198A (en) * | 2018-11-26 | 2019-01-11 | 新乡市豫新起重机械有限公司 | A kind of four supporting leg of rail-free, four hydraulic cylinder height adjusting gantry crane |
| CN110733969A (en) * | 2019-10-21 | 2020-01-31 | 台州精微顺自动化有限公司 | cloth raw material grabbing lifting frame |
| CN110683467A (en) * | 2019-10-23 | 2020-01-14 | 台州精微顺自动化有限公司 | Rotation type cloth raw materials snatchs hoisting frame |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151202 |