CN202529744U - Structure of auxiliary hoist of fixed mast and crawler crane equipped with structure - Google Patents
Structure of auxiliary hoist of fixed mast and crawler crane equipped with structure Download PDFInfo
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- CN202529744U CN202529744U CN2012201163619U CN201220116361U CN202529744U CN 202529744 U CN202529744 U CN 202529744U CN 2012201163619 U CN2012201163619 U CN 2012201163619U CN 201220116361 U CN201220116361 U CN 201220116361U CN 202529744 U CN202529744 U CN 202529744U
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- fixed mast
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- mast
- tie
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Abstract
The utility model discloses a structure of an auxiliary hoist of a fixed mast, comprising a first rope route. A fixed mast is arranged at the end facing outwards at the main arm of a crane. In the first rope route, one end of a first hoisting steel wire rope is connected with a first pulling plate and the other end passes through a luffing pulley block, a first guide pulley block and a second guide pulley block and then is connected with a first winch at the platform of the crane; the upper knuckle arm of the fixed mast is connected with a second pulling plate and connected with the first hoisting steel wire rope by virtue of the luffing pulley block; the first pulling plate is connected with a super-lifting mast and the first guide pulley block and the second guide pulley block are arranged at the lower end and the upper end of the super-lifting mast respectively. The structure of an auxiliary hoist of a fixed mast and a crawler crane equipped with the structure utilize the fixed mast as an auxiliary crane when an auxiliary arm is assembled, so that the number of rented cranes is reduced, the requirement on the operation field is lowered, the expensive rent cost of auxiliary hoists is saved so as to save cost and the possibility of inward sinking of the outermost layer of steel wire rope is lowered.
Description
Technical field
The utility model relates to the auxiliary lifting of hoisting crane technical field, relates in particular to the auxiliary crawler crane that hangs structure and comprise this structure of a kind of fixed mast.
Background technology
At present, the lifting operation of the large equipment of the thousands of tons of that weighs is more and more, and the work-site environment is complicated more, and is also increasingly high to the requirement that lifts safe and precision in place, and is therefore also more and more to the demand of ultra-large type crawler crane.Usually again because the reason of lifting operation amplitude and hoisted in position height needs to use the fixedly auxiliary operating mode of crawler crane to carry out operation.As shown in Figure 1, during mount auxiliary 00, often need two whiplines 0 to carry out work simultaneously; As shown in Figure 2, fixed mast 1 needs a whipline 0 to operate when having removed connection arm-tie (or dismounting arm-tie) backward.
There is drawback in above-mentioned two kinds of schemes:
1) use two whipline operations among Fig. 1, high to the operation site requirements;
2) use two whipline work compound erecting work difficulty big among Fig. 1, it is long to expend work-hours;
3) among Fig. 1 and Fig. 2 during field operation, whipline is to lease from leasing company, and each whipline all can produce expensive rates;
When 4) fixed mast is turned at the scene among Fig. 2; Need remove fixed mast by main hoisting cable, main generally speaking the lifting all is to adopt 1 multiplying power, and this moment, steel rope was in main winding drum outermost layer; Because it is very loose that the outermost layer steel rope twines; When main promote stressed when big reel outermost layer steel rope be absorbed in toward the second layer or the 3rd layer, can cause the reel disorder cable in such cases, influence rope service-life.
The utility model content
To the problem of above-mentioned existence, the purpose of the utility model provides that a kind of fixed mast is auxiliary to hang structure, and is simple in structure, easy to operate, whipline of only extra need during the assembling auxiliary, and labour intensity is low, and efficient is high, and expense is low; Another purpose of the utility model is to provide a kind of crawler crane that comprises said structure.
The utility model is realized through following scheme:
A kind of fixed mast is auxiliary to hang structure, wherein, comprises first cord circuit, the hoisting crane principal arm outwardly an end assemble a fixed mast;
In said first cord circuit; First hoist rope, one end is connected with first arm-tie; The other end successively through after luffing assembly pulley, the first leading sheave group and the second leading sheave group be positioned at the hoisting crane platform on first elevator be connected; Connect said first hoist rope through said luffing assembly pulley after the joint arm connects second arm-tie on the said fixed mast; Said first arm-tie is connected and has surpassed on the mast, and said first leading sheave group and the said second leading sheave group are positioned at said lower end and the upper end that has surpassed mast respectively.
In the preferred version of the utility model, also comprise second cord circuit, the upper end of said fixed mast is provided with first leading sheave, the lower end is provided with second leading sheave, and said fixed mast upper end is also hung and is established a suspension hook;
In said second cord circuit; Second hoist rope, one end is connected with said suspension hook, the other end successively through after said first leading sheave, said second leading sheave, the said first leading sheave group and the said second leading sheave group be positioned at the hoisting crane platform on second elevator be connected.
In the preferred version of the utility model, said first arm-tie, one end is hinged on the said following joint arm that has surpassed mast, and the other end is through the fag end of buckling and locking device chucking and locked said first hoist rope.
In the preferred version of the utility model, said first leading sheave group and the said second leading sheave group comprise two leading sheaves respectively.
In the preferred version of the utility model, overlay the first principal arm arm-tie on the said principal arm, on said fixed mast, be equipped with the second principal arm arm-tie, rotary connection with said fixed mast top in the said second principal arm arm-tie top.
In the preferred version of the utility model, after auxiliary and the assembling of said principal arm are accomplished, be provided with the auxiliary arm-tie between said auxiliary and the said fixed mast, said auxiliary arm-tie one end is connected said fixed mast top.
The utility model also discloses a kind of crawler crane in addition, wherein, comprises like the auxiliary structure of hanging of above-mentioned any described fixed mast.
Compared with prior art, the utility model has the advantages that:
Whipline when 1) utilizing fixed mast to serve as the assembling auxiliary uses, and can reduce and lease whipline quantity, reduces the requirement to the operation place, practices thrift the auxiliary expensive rates that hangs;
2) fixed mast can be realized from turn over function, and the quantity of whipline is practiced thrift the work-hours that links auxiliary arm-tie and principal arm arm-tie when reducing the fixed mast upset, practices thrift cost;
3) increase the multiplying power of steel rope through increasing the luffing assembly pulley, reduce the possibility that the outermost layer steel rope caves in.
Description of drawings
Fig. 1 is the view during ultra-large type crawler crane mount auxiliary in the prior art;
Fig. 2 is that the fixed mast of ultra-large type crawler crane in the prior art has been removed the view when connecting arm-tie or dismounting arm-tie backward;
Fig. 3 is the view of the utility model when having the auxiliary crawler crane that hangs of fixed mast and assembling auxiliary;
Fig. 4 is that the utility model has the auxiliary crawler crane that hangs of fixed mast and carries out the view of fixed mast when overturning;
Fig. 5 is that the utility model has the luffing assembly pulley of the auxiliary crawler crane that hangs of fixed mast and the wire rope handling figure between first elevator;
Fig. 6 is that the utility model has the suspension hook of the auxiliary crawler crane that hangs of fixed mast and the wire rope handling figure between second elevator.
The specific embodiment
Below in conjunction with schematic diagram and concrete operations embodiment the utility model is described further, here, all directions all are the angles from crane body.
The utility model fixed mast is auxiliary to be hung structure and comprises first cord circuit, as shown in Figure 3, hoisting crane principal arm 2 outwardly an end assemble a fixed mast 1.In first cord circuit; First hoist rope (not marking an in the drawings) end is connected with first arm-tie 3; The other end is connected with first elevator 8 on being positioned at hoisting crane platform 7 through luffing assembly pulley 4, the first leading sheave group 5 and the second leading sheave group, 6 backs successively; The joint arm connects second arm-tie, 9 backs and connects first hoist rope through luffing assembly pulley 4 on the fixed mast 1; First arm-tie 3 is connected and has surpassed on the mast 10, and the first leading sheave group 5 and the second leading sheave group 6 lay respectively at lower end and the upper end that has surpassed mast 10.
The utility model fixed mast is auxiliary to be hung structure and also comprises second cord circuit, and the upper end of fixed mast 1 is provided with first leading sheave 11, the lower end is provided with second leading sheave 12, and fixed mast 1 upper end is also hung and established a suspension hook 13.In second cord circuit; Second hoist rope (not marking an in the drawings) end is connected with suspension hook 13, and the other end is connected with second elevator 14 on being positioned at hoisting crane platform 7 through first leading sheave 11, second leading sheave 12, the first leading sheave group 5 and the second leading sheave group, 6 backs successively.
Preferably, first arm-tie, 3 one ends are hinged on the following joint arm that has surpassed mast 10, and the other end is through the fag end of a buckling and locking device (not marking in the drawings) chucking and locked first hoist rope.It will be understood by those skilled in the art that buckling and locking device is the latching device of using always, its correlation technique obtains easily, does not repeat them here.
In preferred version, the first leading sheave group 5 and the second leading sheave group 6 comprise two leading sheaves respectively.
In preferred version; As shown in Figure 4; Overlay the first principal arm arm-tie (not marking in the drawings) on the principal arm 2, on fixed mast 1, be equipped with the second principal arm arm-tie, 15, the second principal arm arm-ties, 15 tops and rotary connection through the mode that those skilled in the art such as bearing pin use always with fixed mast 1 top.
In preferred version, auxiliary 00 is provided with auxiliary arm-tie 16 between auxiliary 00 and the fixed mast 1 after accomplishing with principal arm 2 assemblings, and auxiliary arm-tie 16 1 ends are connected fixed mast 1 top.
Fig. 5 shows the utility model and has the luffing assembly pulley of the auxiliary crawler crane that hangs of fixed mast and the wire rope handling figure between first elevator.Like Fig. 3 and shown in Figure 5, mount mast 1 after principal arm 2 assembling is accomplished, go forward side by side joining line first arm-tie 3 and wire rope handling work, and fixed mast 1 is pulled up to certain angle.Then; The joint arm links second arm-tie 9 on fixed mast 1; Link first hoist rope through luffing assembly pulley 4; First hoist rope, one end links to each other with first arm-tie 3, and the other end links to each other with first elevator 8 with the second leading sheave group 6 through the first leading sheave group 5 through luffing assembly pulley 4 again.First elevator 8 can be realized the luffing action of fixed mast 1 through folding and unfolding first hoist rope.
Continuation is referring to shown in Figure 3, and first arm-tie, 3 one ends are hinged on the following joint arm that has surpassed mast 10, and the other end has a buckling and locking device, can tighten the heavy cable wire end of locked the first easily, and can be stretched over and surpass mast and save bottom the arm for 10 times.When fixed mast 1 need not serve as the whipline function, first arm-tie 3 can be fixed on and surpass on the mast 10; When fixed mast 1 need serve as the whipline function, field worker can stand in the bridging work of carrying out the cable wire end and first arm-tie 3 on the platform 7 easily, does not have aloft work, did not also just have the danger of aloft work.
As shown in Figure 3, auxiliary 00 after the assembled, utilizes fixed mast 1 and a whipline 0 that it is assembled on the principal arm 2 on the ground.
Fig. 6 shows the utility model and has the suspension hook of the auxiliary crawler crane that hangs of fixed mast and the wire rope handling figure between second elevator.Referring to Fig. 4 and shown in Figure 6; In second cord circuit; Second hoist rope, one end links to each other with suspension hook 13; The other end links to each other with second elevator 14 through first leading sheave 11 and second leading sheave 12, the first leading sheave group 5, the second leading sheave group 6, and second elevator 14 can realize that through folding and unfolding second hoist rope fixed mast 1 serves as the function of whipline.
Continuation is referring to shown in Figure 4, and after auxiliary 00 assembling was accomplished, second elevator 14 was put second hoist rope; Link the auxiliary arm-tie 16 between auxiliary 00 and the fixed mast 1, remove suspension hook 13, second elevator 14 is received steel rope then; Fixed mast 1 luffing is during to certain angle, and the second principal arm arm-tie 15 hangs down, just in time can with overlay the first principal arm arm-tie that is located on the principal arm 2 and link; Realize that the principal arm arm-tie links; Constituted rigidity triangle connection structure, made hoisting process more solid and reliable, also promptly realized fixed mast 1 from turn over function.
The utility model also discloses a kind of crawler crane in addition, comprises like the auxiliary structure of hanging of above-mentioned any described fixed mast.Wherein have only above-mentioned anti-hypsokinesis support and prior art to have difference, those skilled in the art can understand the structure of other parts except that above-mentioned anti-hypsokinesis support in this hoisting crane, do not repeat them here.
To sum up; A kind of fixed mast of the utility model is auxiliary to be hung structure and comprises that the crawler crane of this structure utilizes fixed mast to serve as the whipline use when assembling auxiliary; Can reduce and lease whipline quantity, reduce requirement, practice thrift the auxiliary expensive rates that hangs the operation place; Practice thrift cost, reduce the possibility that the outermost layer steel rope caves in.
More than the specific embodiment of the utility model is described in detail, but the utility model is not restricted to the specific embodiment of above description, it is just as example.To those skilled in the art, any equivalent modifications and alternative also all among the category of the utility model.Therefore, impartial conversion and the modification under spirit that does not break away from the utility model and scope, done all should be encompassed in the scope of the utility model.
Claims (7)
1. a fixed mast is auxiliary hangs structure, it is characterized in that, comprises first cord circuit, hoisting crane principal arm (2) outwardly an end assemble a fixed mast (1);
In said first cord circuit; First hoist rope, one end is connected with first arm-tie (3); The other end is connected with first elevator (8) on being positioned at hoisting crane platform (7) through luffing assembly pulley (4), the first leading sheave group (5) and the second leading sheave group (6) back successively; Said fixed mast (1) is gone up the joint arm and is connected second arm-tie (9) back through said first hoist rope of said luffing assembly pulley (4) connection; Said first arm-tie (3) is connected and has surpassed on the mast (10), and said first leading sheave group (5) and the said second leading sheave group (6) lay respectively at said lower end and the upper end that has surpassed mast (10).
2. fixed mast is assisted and is hung structure according to claim 1; It is characterized in that; Also comprise second cord circuit, the upper end of said fixed mast (1) is provided with first leading sheave (11), the lower end is provided with second leading sheave (12), and said fixed mast (1) upper end is also hung and established a suspension hook (13);
In said second cord circuit; Second hoist rope, one end is connected with said suspension hook (13), and the other end is connected with second elevator (14) on being positioned at hoisting crane platform (7) through said first leading sheave (11), said second leading sheave (12), the said first leading sheave group (5) and the said second leading sheave group (6) back successively.
3. fixed mast is auxiliary according to claim 1 hangs structure, it is characterized in that, said first arm-tie (3) one ends are hinged on the said following joint arm that surpass mast (10), and the other end tightens the also fag end of locked said first hoist rope through a buckling and locking device.
4. fixed mast is auxiliary according to claim 1 or claim 2 hangs structure, it is characterized in that said first leading sheave group (5) and the said second leading sheave group (6) comprise two leading sheaves respectively.
5. fixed mast is assisted and is hung structure according to claim 1 or claim 2; It is characterized in that; Overlay the first principal arm arm-tie on the said principal arm (2); On said fixed mast, being equipped with the second principal arm arm-tie (15), rotarys connection with said fixed mast (1) top in said second principal arm arm-tie (15) top.
6. fixed mast is assisted and is hung structure according to claim 1; It is characterized in that; After auxiliary (00) is accomplished with said principal arm (2) assembling; Be provided with auxiliary arm-tie (16) between said auxiliary (00) and the said fixed mast (1), said auxiliary arm-tie (16) one ends are connected said fixed mast (1) top.
7. a crawler crane is characterized in that, comprises like the auxiliary structure of hanging of any described fixed mast in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201163619U CN202529744U (en) | 2012-03-26 | 2012-03-26 | Structure of auxiliary hoist of fixed mast and crawler crane equipped with structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201163619U CN202529744U (en) | 2012-03-26 | 2012-03-26 | Structure of auxiliary hoist of fixed mast and crawler crane equipped with structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202529744U true CN202529744U (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201163619U Expired - Fee Related CN202529744U (en) | 2012-03-26 | 2012-03-26 | Structure of auxiliary hoist of fixed mast and crawler crane equipped with structure |
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| Country | Link |
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| CN (1) | CN202529744U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641002A (en) * | 2013-12-11 | 2014-03-19 | 徐工集团工程机械股份有限公司 | Assembling device and method of variable-amplitude pulley block |
| JP2018048015A (en) * | 2016-09-23 | 2018-03-29 | コベルコ建機株式会社 | Method for assembling mobile crane |
| JP2018048014A (en) * | 2016-09-23 | 2018-03-29 | コベルコ建機株式会社 | Method for assembling mobile crane |
-
2012
- 2012-03-26 CN CN2012201163619U patent/CN202529744U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103641002A (en) * | 2013-12-11 | 2014-03-19 | 徐工集团工程机械股份有限公司 | Assembling device and method of variable-amplitude pulley block |
| CN103641002B (en) * | 2013-12-11 | 2015-12-09 | 徐工集团工程机械股份有限公司 | Luffing assembly pulley assembling device and method |
| JP2018048015A (en) * | 2016-09-23 | 2018-03-29 | コベルコ建機株式会社 | Method for assembling mobile crane |
| JP2018048014A (en) * | 2016-09-23 | 2018-03-29 | コベルコ建機株式会社 | Method for assembling mobile crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160112 Address after: Eight in the 313028 Zhejiang city of Huzhou province Cao Zhen Village daily standard factory Auxiliary Building No. 2 Patentee after: Zhejiang Sany Equipment Co., Ltd. Address before: 201202, room 6999, 205 Chuansha Road, Shanghai, Pudong New Area Patentee before: Shanghai Sany Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20160326 |