CN201447312U - Hoisting device of electric block gantry crane - Google Patents
Hoisting device of electric block gantry crane Download PDFInfo
- Publication number
- CN201447312U CN201447312U CN2009200568599U CN200920056859U CN201447312U CN 201447312 U CN201447312 U CN 201447312U CN 2009200568599 U CN2009200568599 U CN 2009200568599U CN 200920056859 U CN200920056859 U CN 200920056859U CN 201447312 U CN201447312 U CN 201447312U
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- Prior art keywords
- pulley
- electric block
- electric
- dolly
- hanging apparatus
- 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.)
- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 10
- 239000000725 suspension Substances 0.000 description 11
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a hoisting device of an electric block gantry crane, which comprises an electric block component and a hanger, wherein the electric block component comprises two electric blocks and a dolly connected with the two electric blocks; a first pulley is arranged on the dolly; a second pulley and a third pulley are respectively arranged on both sides of the hanger; and a rigid rope bypasses the second pulley, the first pulley and the third pulley in turn, and both ends of the rigid rope are respectively fixed on the hanging hooks of the two electric blocks. The hoisting device of an electric block gantry crane is connected with the two electric blocks, the hanger and the dolly through one rigid rope at the same time to form a pulley fixing point and two moving hanging points. Many supporting points can improve the hoisting amount of the hoisting device, and the two moving hanging points can synchronously lift and move transversely to ensure the stability of the hanger in a moving process. The utility model has the advantages of large hoisting amount, stable hosting process and wide application range, and is especially suitable for hoisting heavy components with large surfaces, such as hollow plate beam and the like in a project of high roads or bridges.
Description
Technical field
The utility model relates to hoisting and transport equipment, relates more specifically to a kind of hanging apparatus of electric block transfer crane.
Background technology
The electric block transfer crane is the middle-size and small-size hoisting crane of a kind of rail operation, generally by crossbeam, crossbeam two ends institute chord bar, be set up in dolly on the crossbeam and extension and be connected in electric block on the dolly etc. and constitute.
The hanging apparatus of existing electric block transfer crane generally only has the single motor cucurbit provides suspension centre, causes the lifting amount of such hanging apparatus less, and hoisting process is not steady, thereby influences the safety that lifts quality and threaten the workmen easily.
Because the restriction of the hanging apparatus of electric block transfer crane and the problem of safety factor, it generally only is applicable to the loading and unloading in open-air place and warehouse or grasps material, seldom relate to the lifting of big plane weight (as the hollow slab girder in the highway engineering) in application, its lifting performance and range of use have been subjected to very big restriction.
Therefore, need the hanging apparatus that a kind of amount of lifting is big, hoisting process steady, Applicable scope is wider badly.
The utility model content
The purpose of this utility model is to provide the hanging apparatus that a kind of amount of lifting is big, hoisting process steady, Applicable scope is wider.This hanging apparatus is particularly useful for lifting the weight member on big plane such as the hollow slab girder in highway or the science of bridge building.
To achieve these goals, the utility model proposes a kind of hanging apparatus of electric block transfer crane, comprise electric block assembly and suspender, described electric block assembly comprises that two electric blocks are connected the dolly of described two electric blocks with one, described dolly is provided with first pulley, be respectively equipped with second pulley and the 3rd pulley on the described suspender both sides, a rigidity rope is successively walked around described second pulley, first pulley and the 3rd pulley and two ends is individually fixed on described two electric blocks.This structure connects two electric blocks, suspender and dolly simultaneously by a rigidity rope, form a pulley fixed point and two movable suspension centres, a plurality of strong points can improve the lifting amount of hanging apparatus, and two synchronously liftings and traversing of movable suspension centre have guaranteed the stationarity of suspender motion process.
Preferably, described second pulley and the 3rd pulley are about the line of centers symmetry of described suspender.Wherein, the centre distance of described two electric blocks equals the spacing of described second pulley and described the 3rd pulley.This structure Design makes the line of centers of described second, third pulley overlap with the vertical line of force that is subjected in described suspender both sides, and described two electric blocks are vertically stressed.
Preferably, described dolly is the auxiliary products of described electric block, uses the rigidity fitting to captive joint respectively between described dolly and described two electric blocks.Wherein, the described rigidity fitting steel plate that is thickness 10mm.Described dolly adopts the auxiliary products of electric block, needn't repeat stressed checking computations analysis and just can directly use, and has guaranteed safe reliability.Described dolly is connected in aggregates with described two electric blocks, can further guarantee the synchronism when described two electric blocks are traversing.
Preferably, described suspender is formed by I-beam section and welded steel plate.
Preferably, described rigidity rope is a steel rope.
Compared with prior art, the lifting amount of the utility model hanging apparatus is big, hoisting process is steady, and Applicable scope is wider, is particularly useful for lifting the weight member on the big planes such as hollow slab girder in highway or the science of bridge building.
By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, to do to introduce simply to the accompanying drawing of required use among the embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the scheme drawing of the hanging apparatus of the utility model electric block transfer crane.
Fig. 2 is the scheme drawing of the electric block of hanging apparatus shown in Figure 1.
Fig. 3 is the part enlarged drawing of hanging apparatus shown in Figure 1.
Fig. 4 is installed on scheme drawing on the crossbeam of an electric block transfer crane for hanging apparatus shown in Figure 1.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Fig. 1-2, the utility model embodiment proposes a kind of hanging apparatus 1 of electric block transfer crane, comprise electric block assembly 10 and suspender 20, described electric block assembly 10 comprises two electric blocks 100,200 are connected described electric block 100 with one, 200 dolly 300, described dolly 300 is provided with first pulley 310, be respectively equipped with second pulley 21 on described suspender 20 both sides and the 3rd pulley 22, one rigidity ropes 30 are successively walked around described second pulley 21, first pulley 310 and the 3rd pulley 22 also are individually fixed in described two electric blocks 100 with two ends, on 200.
More specifically, described electric block 100 main body 130 and the suspension hook mechanism 140 that comprise dolly 110 and 120, link to each other with dolly.Described suspension hook mechanism 140 links to each other with described main body 130 by rigidity rope 150, and this suspension hook mechanism 140 is provided with a suspension hook 141, and this suspension hook links to each other with an end of described rigidity rope 30.Preferably, described rigidity rope 30,150 can be steel rope, but is not limited to steel rope, and any durable rigidity cord all can be used for this.
Described electric block 200 has identical structure with described electric block 100.
With reference to Fig. 1 and in conjunction with Fig. 3, described dolly 300 is the auxiliary products of described two electric blocks 100,200, has identical structure with described dolly 110,120.Use rigidity fitting 301,302 to captive joint respectively between described dolly 300 and the described electric block 100,200.Preferably, described rigidity fitting 301,302 is the steel plate of 10mm for thickness.More specifically, described dolly 300 1 sides are captiveed joint with the dolly 120 on the described electric block 100 by this steel plate 301, and the opposite side of this dolly 300 links to each other with dolly 220 on the electric block 200 in an identical manner.Because of the auxiliary products of described dolly 300 employing electric blocks 100,200, needn't repeat stressed checking computations analysis and just can directly use, guaranteed safe reliability.And that described dolly 300 is connected with described two electric blocks 100,200 is in aggregates, can further guarantee the synchronism when described two electric blocks 100,200 are traversing.
Fig. 4 is installed on scheme drawing on the crossbeam of an electric block transfer crane for present embodiment hanging apparatus 1.As shown in Figure 4, hanging apparatus 1 hangs on the crossbeam 2 by dolly 300,120,220 etc.Described dolly 300,120,220 etc. can be walked on crossbeam, realizes the traversing of hoisting process.
Preferably, described suspender is formed by I-beam section and welded steel plate.
Preferably, described second pulley 21 and the 3rd pulley 22 are about the line of centers symmetry of described suspender 20.Wherein, the centre distance of described two electric blocks 100,200 equals the distance between described second pulley 21 and described the 3rd pulley 22.This structure Design makes the line of centers of described second pulley 21, the 3rd pulley 22 overlap with the vertical line of force that is subjected to of described suspender 20 both sides, and described electric block 100,200 is vertically stressed.At this moment, crossbeam 2 is also vertically stressed, only bears gravity, and do not bear to squeeze and turn round, thus not yielding.
Compared with prior art, the connection mode that the utility model hanging apparatus 1 adopts rigidity rope 30 to twine connects into a flexible synchronization structure simultaneously with two electric blocks 100 and 200, suspender 20 and dolly 300, forms a pulley fixed point and two movable suspension centres.A plurality of strong points can improve the lifting amount of this hanging apparatus 1, and two synchronously liftings and traversing of movable suspension centre have guaranteed the stationarity of suspender in motion process.The lifting amount of this hanging apparatus 1 is big, hoisting process is steady, and Applicable scope is wider, is particularly useful for lifting the weight member on the big planes such as hollow slab girder in highway or the science of bridge building.
The position of suspension centre described in the utility model is not limited in this enforcement, can calculate according to the width of object of actual conditions by lifting, and being provided to the pulley on the dolly and the position and the number of suspender pulley can change according to sling height.
The concrete structure of the miscellaneous part of the related hanging apparatus of the utility model is well known to those of ordinary skill in the art, no longer is described in detail at this.
Abovely the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to essence of the present utility model in conjunction with most preferred embodiment.
Claims (6)
1. the hanging apparatus of an electric block transfer crane, comprise electric block assembly and suspender, it is characterized in that: described electric block assembly comprises that two electric blocks are connected the dolly of described two electric blocks with one, described dolly is provided with first pulley, be respectively equipped with second pulley and the 3rd pulley on the described suspender both sides, a rigidity rope is successively walked around described second pulley, first pulley and the 3rd pulley and two ends is individually fixed on described two electric blocks.
2. the hanging apparatus of electric block transfer crane as claimed in claim 1 is characterized in that: described second pulley and the 3rd pulley are about the line of centers symmetry of described suspender.
3. the hanging apparatus of electric block transfer crane as claimed in claim 1 is characterized in that: the centre distance of described two electric blocks equals the spacing of described second pulley and described the 3rd pulley.
4. the hanging apparatus of electric block transfer crane as claimed in claim 1 is characterized in that: described dolly is the auxiliary products of described electric block, uses the rigidity fitting to captive joint respectively between described dolly and described two electric blocks.
5. the hanging apparatus of electric block transfer crane as claimed in claim 4 is characterized in that: described rigidity fitting is the steel plate of thickness 10mm.
5. the hanging apparatus of electric block transfer crane as claimed in claim 1 is characterized in that: described suspender is formed by I-beam section and welded steel plate.
6. the hanging apparatus of electric block transfer crane as claimed in claim 1 is characterized in that: described rigidity rope is a steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200568599U CN201447312U (en) | 2009-05-19 | 2009-05-19 | Hoisting device of electric block gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200568599U CN201447312U (en) | 2009-05-19 | 2009-05-19 | Hoisting device of electric block gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201447312U true CN201447312U (en) | 2010-05-05 |
Family
ID=42552029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200568599U Expired - Lifetime CN201447312U (en) | 2009-05-19 | 2009-05-19 | Hoisting device of electric block gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201447312U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883617A (en) * | 2016-06-20 | 2016-08-24 | 上海振华重工集团（南通）有限公司 | Automatic-leveling steel wire rope set |
| CN118239405A (en) * | 2024-05-28 | 2024-06-25 | 汶上义桥煤矿有限责任公司 | Electric hoist device that colliery was opened and was used |
-
2009
- 2009-05-19 CN CN2009200568599U patent/CN201447312U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883617A (en) * | 2016-06-20 | 2016-08-24 | 上海振华重工集团（南通）有限公司 | Automatic-leveling steel wire rope set |
| CN118239405A (en) * | 2024-05-28 | 2024-06-25 | 汶上义桥煤矿有限责任公司 | Electric hoist device that colliery was opened and was used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100505 |
|
| CX01 | Expiry of patent term |