CN103112776B - Sectional rope stopper applied to pulley components and crane with rope stopper - Google Patents
Sectional rope stopper applied to pulley components and crane with rope stopper Download PDFInfo
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- CN103112776B CN103112776B CN201310060438.4A CN201310060438A CN103112776B CN 103112776 B CN103112776 B CN 103112776B CN 201310060438 A CN201310060438 A CN 201310060438A CN 103112776 B CN103112776 B CN 103112776B
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Abstract
The invention relates to a sectional rope stopper applied to pulley components and a crane with the rope stopper. Two fixing plates with coaxial through holes are arranged on the rope stopper component; the rope stopper penetrates through the through holes and comprises a long rod which penetrates through the through holes and is divided into at least two sections, and a sleeve which is also divided into at least two sections and is sleeved on the outer side of the long rod; the diameter of the sleeve is larger than that of each through hole; and the length of at least one section of the long rod is smaller than the distance between the fixing plates, and the length of at least one section of the sleeve is smaller than or equal to the distance between the two fixing plates, so that the whole sleeve is alternatively arranged on the two sides of the fixing plates. Due to the structure mode of the sectional rope stopper, the rope stopper can be installed and dismounted more conveniently, and the positions of the pulley components at left and right do not need to be adjusted with a great deal of time and labor, so that the rope stopper can be easily installed and dismounted, and valuable working time and installation costs can be saved for users.
Description
Technical field
The present invention relates to a kind of rope gear structure, particularly relate to the hoisting crane that a kind of sectional type rope for pulley assembly keeps off and has this rope gear.
Background technology
Along with crawler crane is to large-tonnage future development, load cases combination also gets more and more, and the suspension hook combination of selecting under each operating mode is not quite similar again, and therefore often converting a kind of operating mode just needs the hoist rope between lifting hook pulley group and arm head assembly pulley to be again wound around.Because there is fag end steel rope one end, fag end diameter, much larger than wirerope diameter, cannot be wound around smoothly when not dismantling rope gear.Rope gear is generally the porose stock in two ends, from the hole pulley assembly side along the direction of sheave shaft through the hole of opposite side, then inserts the Kong Zhongqi fixation at rope gear two ends with clamp.
See Fig. 1, when needs large-tonnage combination suspension hook, the rope gear 1 be connected in parallel on intermediate pulley assembly 2 will be subject to the stop of both sides pulley assembly 2, is difficult to be taken out, and only could realize dismounting when the rope gear mounting hole of each pulley assembly 2 is completely coaxial.And when dismounting rope keeps off 1, each pulley assembly 2 rotates around a certain twisted point, be coaxially naturally very difficult to realize, need to spend a large amount of manpower and materials.Need design one not limit by peripheral space, the rope retaining device of fast assembling-disassembling can be realized.
Fig. 1 is the assembling schematic diagram combining suspension hook in prior art, and wherein sequence 1 is rope gear, and sequence 2 is pulley assembly, and this combination suspension hook is formed in parallel by 4 pulley assemblies (A, B, C, D in figure).By structural limitations, the horizontal throw between each pulley assembly 2 is much smaller than the length of rope gear 1.When dismounting rope keeps off 1, each pulley assembly 2 is roughly in sustained height, or is in sustained height between two.Prior art is integral type rope gear, and as shown in Figure 2, a is clamp, and b is stock.During dismounting rope gear 1, first the rope of both sides gear is extracted out respectively to outside, then the mounting hole of the rope of centre gear through outside rope gear is extracted out respectively to outside.Installation process is contrary with unloading process.
As depicted in figs. 1 and 2, prior art must ensure A and B when dismantling the rope gear of B, C two pulley assemblies, the hole of C and D upper installing rope gear is completely coaxial, first by A(D) rope gear on assembly extracted out by outside, again B(C) on rope gear along A(D) on hole extract out, during installation order then contrary.By space constraint, the rope gear on B, C two pulley assemblies cannot take out from the gap between B, C two pulley assemblies, can only take out through the rope gear mounting hole in outside.Because each pulley assembly rotates around a certain twisted point, therefore coaxially yes be very difficult to realize, need to spend a large amount of manpower and materials.Therefore this kind of version complex operation, wastes time and energy.
Summary of the invention
The object of the invention is to propose a kind of sectional type rope for pulley assembly to keep off, rope gear is become multi-segment structure from one-piece construction, the rope gear after segmentation can take out inside pulley assembly, no longer by the restriction of peripheral space, thus realizes fast assembling-disassembling.
For achieving the above object, the invention provides a kind of sectional type rope for pulley assembly to keep off, described pulley assembly is arranged the adapter plate that two have coaxial through-hole, described rope gear is through described through hole, described rope gear comprises through described through hole and is at least divided into the stock of two sections, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, wherein, the length of at least one segment length's bar is less than the distance between described adapter plate, the length distance be less than or equal between described adapter plate of at least one section of sleeve pipe makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
Preferably, described rope gear comprises through described through hole and is at least divided into the stock of three sections, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, at least the length of interlude stock is less than the distance between described adapter plate, and at least the length of the interlude sleeve pipe distance be less than or equal between described adapter plate makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
Preferably, the two ends of described stock through described through hole, and are provided with connecting element in end.
Preferably, the length of both sides segment length's bar is greater than the length of both sides section sleeve pipe, and the length of interlude stock is less than the length of interlude sleeve pipe.
Another object of the present invention is to provide a kind of sectional type rope for assembly pulley to keep off, described assembly pulley comprises multiple pulley assembly parallel with one another, each pulley assembly is arranged the adapter plate that two have coaxial through-hole, described rope gear is through described through hole, described rope gear comprises through described through hole and is at least divided into the stock of two sections, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, wherein, the length of at least one segment length's bar is less than the distance between described adapter plate, the length of at least one segment length's bar is less than the distance between intermediate pulley assembly, the length distance be less than or equal between described adapter plate of at least one section of sleeve pipe makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
Preferably, described rope gear comprises through described through hole and is at least divided into the stock of three sections, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, at least the length of interlude stock is less than the distance between described adapter plate, at least be less than the distance between intermediate pulley assembly in a segment length at sideslip wheel assembly place in the segment length's bar of both sides, at least the length of the interlude sleeve pipe distance be less than or equal between described adapter plate makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
Preferably, the two ends of described stock through described through hole, and are provided with connecting element in end.
Preferably, the length of both sides segment length's bar is greater than the length of both sides section sleeve pipe, and the length of interlude stock is less than the length of interlude sleeve pipe.
Preferably, between described sleeve pipe with described stock, relative sliding coordinates.
Another object of the present invention is to provide a kind of hoisting crane, and described hoisting crane comprises pulley assembly or assembly pulley, and described pulley assembly or assembly pulley are provided with above-mentioned sectional type rope gear.
Based on technique scheme, advantage of the present invention is:
The version of sectional type rope gear of the present invention, the Assembly &Disassembly that making restricts keeps off is more convenient, that will spend a lot of time the position removing to adjust left and right sides pulley assembly with manpower in the past not need picture, namely can carry out Assembly &Disassembly easily, valuable production time and cost of installation can be saved for user.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the assembling schematic diagram combining suspension hook in prior art;
Fig. 2 is the structural representation kept off of restricting in Fig. 1;
Fig. 3 is the decomposing schematic representation of an embodiment of the present invention;
The combination schematic diagram that Fig. 4 is structure shown in Fig. 3;
Fig. 5 is the combination schematic diagram of connecting element of the present invention.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
See Fig. 3 and Fig. 4, the preferred embodiment that a kind of sectional type rope for pulley assembly of the present invention shown in it keeps off.Described pulley assembly being arranged two adapter plate 3(having a coaxial through-hole can see the corresponding construction in Fig. 1), described rope gear is through described through hole.Pulley assembly described in the present embodiment can single pulley assembly, and also can be in several pulley assemblies of assembly pulley, such as, be on hoisting crane in several pulley assemblies.Described rope gear comprises through described through hole and is at least divided into the stock of two sections, such as b1 and b2, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, such as g1 and g2, although all illustrate three stage structure in Fig. 3 and Fig. 4, but for those skilled in the art, two sectional type structure is also correspondingly appreciated that.Wherein, the length of at least one segment length's bar (such as b2) is less than the distance between described two adapter plates 3, and the length distance be less than or equal between described two adapter plates 3 of at least one section of sleeve pipe (such as g2) makes sleeve pipe entirety be disposed alternately between two adapter plates 3 and the position of both sides.The present embodiment illustrates, when only there being a pulley assembly, sectional type rope gear of the present invention also can realize Fast Installation and dismantlement work, saves the production time of Assembly &Disassembly.
Further preferably, rope gear of the present invention comprises through described through hole and is at least divided into the stock of three sections, such as, b1 in Fig. 3, b2 and b3, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, such as, g1 in Fig. 3, g2 and g3, at least the length of interlude stock b2 is less than the distance between described two adapter plates 3, at least the length of the interlude sleeve pipe g2 distance be less than or equal between described two adapter plates 3 makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate, as shown in Figure 4, the installation site of the very adapter plate of the recess 4 on its middle sleeve.
Further, the two ends of described stock through described through hole, and are provided with connecting element in end.Described connecting element can be clamp 5, is certainly also not limited to clamp, can also be bolt, bearing pin, baffle plate etc.
Preferably, see Fig. 3, the length of both sides segment length's bar b1 and b3 is greater than the length of both sides section sleeve pipe g1 and g3, and the length b2 of interlude stock is less than the length of interlude sleeve pipe g2.
Continue see Fig. 3 and Fig. 4, and composition graphs 1, the preferred embodiment that a kind of sectional type rope for assembly pulley of the present invention keeps off wherein also can be shown.The main difference of the present embodiment and above-described embodiment is, sectional type rope gear of the present invention is applied on assembly pulley, instead of is only on pulley assembly.Such as, described assembly pulley comprises multiple pulley assembly parallel with one another, as shown in Figure 1, each pulley assembly is arranged the adapter plate 3 that two have coaxial through-hole, described rope gear is through described through hole, described rope gear comprises through described through hole and is at least divided into the stock of two sections, such as b1 and b2, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, such as g1 and g2, although all illustrate three stage structure in Fig. 3 and Fig. 4, for those skilled in the art, two sectional type structure is also correspondingly appreciated that.Wherein, the length of at least one segment length's bar (such as b2) is less than the distance between described two adapter plates 3, the length of at least one segment length's bar (such as b1) is less than the distance between middle two pulley assembly B and C, as shown in Figure 1, the length of at least one section of sleeve pipe (such as g2) distance be less than or equal between described two adapter plates 3 makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.The present embodiment illustrates, when in assembly pulley (no matter by two, the assembly pulley that forms of three or more pulley assemblies), sectional type rope gear of the present invention all can realize Fast Installation and dismantlement work, saves the production time of Assembly &Disassembly.
Further preferably, rope gear of the present invention comprises through described through hole and is at least divided into the stock of three sections, such as, b1 in Fig. 3, b2 and b3, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, such as, g1 in Fig. 3, g2 and g3, at least the length of interlude stock b2 is less than the distance between described two adapter plates 3, the segment length's bar b1 length being at least positioned at sideslip wheel assembly place (such as Fig. 1 middle pulley assembly C place) in segment length's bar g1 and g3 of both sides is less than the distance between intermediate pulley assembly B and C, at least the length of the interlude sleeve pipe g2 distance be less than or equal between described two adapter plates 3 makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate, as shown in Figure 4, the installation site of the very adapter plate of the recess 4 on its middle sleeve.
Further, the two ends of described stock through described through hole, and are provided with connecting element in end.Described connecting element can be clamp 5, is certainly also not limited to clamp, can also be bolt, bearing pin, baffle plate etc.
Preferably, see Fig. 3, the length of both sides segment length's bar b1 and b3 is greater than the length of both sides section sleeve pipe g1 and g3, and the length b2 of interlude stock is less than the length of interlude sleeve pipe g2.
More preferably, between described sleeve pipe with described stock, relative sliding coordinates.
Present invention also offers a kind of hoisting crane, described hoisting crane comprises pulley assembly or assembly pulley, and described pulley assembly or assembly pulley are provided with above-mentioned sectional type rope gear.
Principle of work of the present invention is:
Giant caterpillar crane job operating mode is complicated, and need under different operating mode to adopt different suspension hook combinations, and suspension hook combination is generally formed by multiple independent sheaves modules in parallel, each independent pulley assembly needs rope blocking means to be used for preventing steel rope from occurring the situation of disorder cable.Current rope gear is an overall stock, wears to opposite side, then fixed at two ends with clamp from pulley assembly side along the direction of sheave shaft.Unloading process is contrary with installation process, and this rope gear in use needs repeated disassembled and assembled.Pulley assembly is at used aloned or when using in pairs, because not limiting by peripheral space, rope gear is easy to dismounting, but when pulley assembly three or three more parallels use, rope gear on intermediate pulley assembly is just difficult to take out due to the space constraint being subject to both sides assembly pulley, brings inconvenience to dismounting.In order to solve this difficult problem, rope gear is set to sectional type rope by an overall long rod structure and keeps off structure by the present invention, and the rope gear after segmentation can take out in the gap of two pulley assemblies, no longer by the restriction of peripheral space, realizes fast assembling-disassembling.
Working process of the present invention is:
Stock of the present invention is divided into three sections of b1, b2, b3, as shown in Figure 3.The length calculating bar b1 or b3 ensures that it can take out between pulley assembly from B, the C two shown in Fig. 1, and on stock, add sleeve pipe g1, g2, g3 that three sections of solid drawn pipes make.Middle sleeve pipe g2 plays the effect connecting both sides stock b1 and b3, and interlude stock b2 plays the effect of reinforcing sleeve, reduce the distortion after interlude sleeve pipe g2 contact, and sleeve pipe of the present invention can rotate around stock, thus steel rope and the wearing and tearing kept off when contacting of restricting can be reduced.
See Fig. 5, the present invention is also provided with connecting element in the both sides of pulley assembly, such as, arrange clamp 5 and weld locating piece 6, by clamp 5 simultaneously through the hole on stock and locating piece 6, thus plays the effect of fixation clamp 5.
Certainly, the fixed form of stock both sides of the present invention and pulley assembly is not limited to clamp, can be bolt, bearing pin, baffle plate etc.; The installation site of connecting element is not limited to outside pulley assembly, also can be placed on inside pulley assembly; The segmentation of stock is also not limited to three sections, can be two sections or multistage; Sleeve pipe is also not limited to be only steel pipe, can be made up of the material such as nylon, rubber; Version of the present invention is not limited to be applied to load hook assembly pulley, also can be used for other occasions such as arm head assembly pulley.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (10)
1. the sectional type rope for pulley assembly keeps off, described pulley assembly is arranged the adapter plate that two have coaxial through-hole, described rope gear is through described through hole, it is characterized in that: described rope gear comprises through described through hole and is at least divided into the stock of two sections, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, wherein, the length of at least one segment length's bar is less than the distance between described adapter plate, the length distance be less than or equal between described adapter plate of at least one section of sleeve pipe makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
2. sectional type rope gear according to claim 1, it is characterized in that: described rope gear comprises through described through hole and is at least divided into the stock of three sections, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, at least the length of interlude stock is less than the distance between described adapter plate, and at least the length of the interlude sleeve pipe distance be less than or equal between described adapter plate makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
3. sectional type rope gear according to claim 2, is characterized in that: the two ends of described stock through described through hole, and are provided with connecting element in end.
4. the sectional type rope gear according to Claims 2 or 3, is characterized in that: the length of both sides segment length's bar is greater than the length of both sides section sleeve pipe, and the length of interlude stock is less than the length of interlude sleeve pipe.
5. the sectional type rope for assembly pulley keeps off, described assembly pulley comprises multiple pulley assembly parallel with one another, each pulley assembly is arranged the adapter plate that two have coaxial through-hole, described rope gear is through described through hole, it is characterized in that: described rope gear comprises through described through hole and is at least divided into the stock of two sections, and be also divided at least two sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, wherein, the length of at least one segment length's bar is less than the distance between described adapter plate, the length of at least one segment length's bar is less than the distance between intermediate pulley assembly, the length distance be less than or equal between described adapter plate of at least one section of sleeve pipe makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
6. sectional type rope gear according to claim 5, it is characterized in that: described rope gear comprises through described through hole and is at least divided into the stock of three sections, and be also divided at least three sections and be set in the outside of described stock and diameter is greater than the sleeve pipe of described through hole, at least the length of interlude stock is less than the distance between described adapter plate, at least the distance between intermediate pulley assembly is less than in a segment length at sideslip wheel assembly place in the segment length's bar of both sides, at least the length of the interlude sleeve pipe distance be less than or equal between described adapter plate makes sleeve pipe entirety be disposed alternately at the both sides of adapter plate.
7. sectional type rope gear according to claim 6, is characterized in that: the two ends of described stock through described through hole, and are provided with connecting element in end.
8. the sectional type rope gear according to claim 6 or 7, is characterized in that: the length of both sides segment length's bar is greater than the length of both sides section sleeve pipe, and the length of interlude stock is less than the length of interlude sleeve pipe.
9. sectional type rope gear according to claim 5, is characterized in that: between described sleeve pipe with described stock, relative sliding coordinates.
10. a hoisting crane, described hoisting crane comprises pulley assembly or assembly pulley, it is characterized in that: described pulley assembly or assembly pulley are provided with the sectional type rope gear described in above-mentioned any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060438.4A CN103112776B (en) | 2013-02-26 | 2013-02-26 | Sectional rope stopper applied to pulley components and crane with rope stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060438.4A CN103112776B (en) | 2013-02-26 | 2013-02-26 | Sectional rope stopper applied to pulley components and crane with rope stopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103112776A CN103112776A (en) | 2013-05-22 |
| CN103112776B true CN103112776B (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310060438.4A Active CN103112776B (en) | 2013-02-26 | 2013-02-26 | Sectional rope stopper applied to pulley components and crane with rope stopper |
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| CN (1) | CN103112776B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627861B (en) * | 2015-02-20 | 2016-10-26 | 徐工集团工程机械股份有限公司 | A kind of segmentation is exempted from assembling-disassembling foldable formula rope blocking means and has the boom system of this rope blocking means |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612489A1 (en) * | 1976-03-24 | 1977-09-29 | Schoerken & Co | Rope hoist mechanism - has blocks with pulleys between plates joined by rivet pins at centre and ends |
| DE3405759A1 (en) * | 1984-02-17 | 1985-08-22 | Willy Habegger AG, Thun | Rope block |
| CN201321359Y (en) * | 2008-12-08 | 2009-10-07 | 徐州重型机械有限公司 | Wire rope anti-tripping device for hanging hook |
| CN201665475U (en) * | 2009-08-13 | 2010-12-08 | 上海三一科技有限公司 | Lifting hook and rope stop support thereof |
| DE202011100091U1 (en) * | 2011-05-02 | 2011-06-22 | Manitowoc Crane Group France Sas | Divisible load stop for a crane, in particular a mobile crane |
| CN201901560U (en) * | 2010-11-17 | 2011-07-20 | 昆山三一机械有限公司 | Device for installing rope blocking tube |
| CN203212214U (en) * | 2013-02-26 | 2013-09-25 | 徐工集团工程机械股份有限公司 | Sectional type rope baffle for pulley assembly, sectional type rope baffle for pulley block and crane |
-
2013
- 2013-02-26 CN CN201310060438.4A patent/CN103112776B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612489A1 (en) * | 1976-03-24 | 1977-09-29 | Schoerken & Co | Rope hoist mechanism - has blocks with pulleys between plates joined by rivet pins at centre and ends |
| DE3405759A1 (en) * | 1984-02-17 | 1985-08-22 | Willy Habegger AG, Thun | Rope block |
| CN201321359Y (en) * | 2008-12-08 | 2009-10-07 | 徐州重型机械有限公司 | Wire rope anti-tripping device for hanging hook |
| CN201665475U (en) * | 2009-08-13 | 2010-12-08 | 上海三一科技有限公司 | Lifting hook and rope stop support thereof |
| CN201901560U (en) * | 2010-11-17 | 2011-07-20 | 昆山三一机械有限公司 | Device for installing rope blocking tube |
| DE202011100091U1 (en) * | 2011-05-02 | 2011-06-22 | Manitowoc Crane Group France Sas | Divisible load stop for a crane, in particular a mobile crane |
| CN203212214U (en) * | 2013-02-26 | 2013-09-25 | 徐工集团工程机械股份有限公司 | Sectional type rope baffle for pulley assembly, sectional type rope baffle for pulley block and crane |
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| CN103112776A (en) | 2013-05-22 |
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