CN104444854A - Superlift inhaul cable connecting device and hoisting equipment - Google Patents
Superlift inhaul cable connecting device and hoisting equipment Download PDFInfo
- Publication number
- CN104444854A CN104444854A CN201410505857.9A CN201410505857A CN104444854A CN 104444854 A CN104444854 A CN 104444854A CN 201410505857 A CN201410505857 A CN 201410505857A CN 104444854 A CN104444854 A CN 104444854A
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- China
- Prior art keywords
- surpassed
- drag
- linkage coupling
- principal arm
- rope linkage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/66—Outer or upper end constructions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to a superlift inhaul cable connecting device and hoisting equipment. According to the superlift inhaul cable connecting device, the bottom end of a connecting bracket is detachably and fixedly connected to two sides of the upper part of an arm head at the tail section of a main arm to form a stable and reliable structure; the top end and the bottom end of the connecting bracket form a height difference of certain distance, so that a superlift connecting point of a superlift inhaul cable connected to a first connecting hole in the top end is positioned in a relatively high position, so that the main arm deformation of a crane is effectively reduced; in a non-superlift condition, the superlift inhaul cable connecting device can be detached so as to ensure that the height of the finished vehicle of the hoisting equipment is within the limit when the hoisting equipment works. In another embodiment, the superlift inhaul cable connecting device further comprises an adjustable superlift inhaul cable connector, and the reliability and the applicability of the superlift inhaul cable connecting device are further improved.
Description
Technical field
The present invention relates to engineering machinery field, particularly relate to one and surpassed rope linkage coupling and weight-lifting equipment.
Background technology
Having surpassed is between mast and jib, be equipped with boom type surpassed mast, to improve the geometric relationship of jib and drag-line, has surpassed mast simultaneously and has been connected with super-starting balance weight, added complete machine stability, thus improves the performance of weight-lifting equipment.
Fig. 1 shows the principal arm super lifting working condition of the weight-lifting equipment of existing super lifting device, and Fig. 2 is the partial enlarged drawing of circled portion in Fig. 1, and super lifting device mainly comprises: principal arm a1, also claims crane arm, arm, main load bearing component during lift heavy; Minor details arm head a2, for mounting suspension hook and having surpassed drag-line; Surpass drag-line a3, be generally connected to minor details arm head a2, provide reversal interlocking relay to principal arm a1; Super removing connects arm-tie a4, and one end is connected to the similar position of principal arm a1 bottom or other parts, and the other end is connected to super lifting device end; Surpass mast a5, with principal arm a1, surpass drag-line a3 and super removing is connected arm-tie a4 and forms overall robust structure; Surpassing drag-line mounting point a6, be arranged at minor details arm head a2, having surpassed drag-line a3 for connecting.
Super lifting device can reduce lower flexure strain during crane arm load effectively, has obvious effect to raising weight-lifting equipment lifting performance.In large-tonnage wheeled crane, generally all install super lifting device additional.The connection of existing super lifting device and minor details arm head is to be directly connected to and specially on arm head has surpassed drag-line mounting point, surpass the position of drag-line mounting point, particularly perpendicular to the short transverse position of arm axis, the beneficial effect that super lifting device produces directly can be affected.As shown in Figure 3, surpassed drag-line mounting point larger to principal arm a1 axis distance D, under having surpassed drag-line tensile force f state equally, by larger for the opposing torque M produced principal arm a1, to reducing the lower flexure strain of principal arm a1 advantageously, improved stability is more obvious.
As shown in Figure 4, the drag-line mounting point that surpassed of current super lifting device is arranged on minor details arm head sheave shaft b1 or sheave shaft near point b2, sheave shaft near point b2 position is generally at principal arm axis more than b3, and as far as possible in higher position, higher position is more conducive to the performance of principal arm performance.And under car load super lifting working condition state, minor details arm head top belongs to car load vertex, if minor details jib tip structure height increases again, car load height will be made to transfinite, thus limit surpassed drag-line mounting point on move, affect the performance of principal arm performance, therefore require further improvement to improve complete machine stability, thus improve the lifting performance of weight-lifting equipment.
Summary of the invention
For overcoming above technological deficiency, the object of this invention is to provide one and surpass rope linkage coupling and weight-lifting equipment, this has surpassed rope linkage coupling and has ensured under the condition that in the non-super lifting working condition of principal arm, car load height does not transfinite, lower flexure strain during principal arm load can be reduced, improve complete machine stability, thus improve the lifting performance of weight-lifting equipment.
For achieving the above object, the invention provides one and surpass rope linkage coupling, this has surpassed rope linkage coupling and has comprised connection bracket, and the top of connection bracket is provided with the first connecting bore connecting and surpassed drag-line, and the bottom of connection bracket is removably fixedly connected on the both sides on principal arm minor details arm head top.
In the technical scheme that this is basic, the top of connection bracket and bottom form the diff-H of certain distance, the drag-line mounting point that surpassed having surpassed drag-line being connected to the first connecting bore is in higher position, make the tensile force f having surpassed drag-line under the arm of force D increased, produce the opposing torque M increased, effectively reduce principal arm deflection during lift heavy; The bottom of connection bracket is fixedly connected on the both sides on principal arm minor details arm head top, ensure that the connective stability of the minor details arm head having surpassed rope linkage coupling and principal arm; Under the non-super lifting working condition of principal arm, having surpassed rope linkage coupling can disassemble from principal arm minor details arm head, does not affect other operating mode and uses, ensure that weight-lifting equipment car load not superelevation under motoring condition.
Further, surpassed rope linkage coupling and also comprised and surpassed drag-line connector, surpassed drag-line connector one end is hinged on connection bracket top by the first connecting bore, the other end is provided with the second connecting bore and is connected by the second connecting bore and surpassed drag-line.
In the technical scheme of this improvement, surpass rope linkage coupling and self adaptation can not only surpass angle between drag-line and principal arm, and effectively can avoid having surpassed drag-line and under super lifting working condition, the wearing and tearing of the first connecting bore and stress are concentrated.
Further, surpassed rope linkage coupling and also comprised adapter shaft through the first connecting bore, surpassed drag-line connector be hinged on the two ends of adapter shaft and the axes normal of its jointed shaft in the axis of adapter shaft, having surpassed drag-line connector can swing relative to adapter shaft.
In the technical scheme of this improvement, surpass rope linkage coupling energy self adaptation and surpassed opening angle between drag-line, reduced to have surpassed the stressed of rope linkage coupling.
Further, connection bracket comprises at least two reverse V-shaped framves and connecting cylinder, first connecting bore is located at the corner of at least two reverse V-shaped top of the trellis, adapter shaft is fixedly connected with at least two reverse V-shaped framves through the first connecting bore with connecting cylinder, the two ends bottom at least two reverse V-shaped framves are removably fixedly connected on the both sides on principal arm minor details arm head top respectively.
In the technical scheme of this improvement, be fixedly connected with bottom reverse V-shaped frame with the both sides on minor details arm head top, top connects and has surpassed drag-line, forms reliable and stable triangle annexation.
Further, at least two reverse V-shaped framves comprise near first pole in principal arm direction and the second pole away from principal arm direction, and at least two reverse V-shaped framves are formed by the first pole and the second pole all one-body moldedly or removably.
In the technical scheme of this improvement, the reverse V-shaped frame of demountable structure can regulate to make it coordinate and be arranged on principal arm minor details arm head, and in addition, reverse V-shaped frame is disassembled into two poles, is convenient to deposit, and saves parking space.
Further, the first pole is vertical with the length direction of principal arm.
In the technical scheme of this improvement, the first pole, when same length, when the first pole is vertical with the length direction of principal arm, has surpassed drag-line mounting point and has been in the highest position.
Further, surpassed rope linkage coupling and also comprised installation bearing pin, install bearing pin by the bottom of connection bracket removably pin joint in the both sides on principal arm minor details arm head top.
In the technical scheme of this improvement, rope linkage coupling reliablely and stablely connects principal arm minor details arm head top both sides by installing bearing pin are surpassed.
Further, the pole cross-sectional plane of connection bracket is " work " font or rectangle.
In the technical scheme of this improvement, the material manufactured needed for connection bracket saved by " work " font structure steel or rectangular configuration steel when ensureing structural strength.
In addition, present invention also offers a kind of weight-lifting equipment, comprise principal arm and super lifting device and above-mentioned surpassed rope linkage coupling.
In the technical scheme that this is basic, there is principal arm deflection when weight-lifting equipment that the present invention surpassed rope linkage coupling can reduce lift heavy effectively compared to the weight-lifting equipment of routine, improve the reliability of equipment.
Further, this weight-lifting equipment also comprises auxiliary or tower arm, and auxiliary or tower arm are connected with principal arm.
In the technical scheme of this improvement, surpass pull rod device and be also applicable to weight-lifting equipment with auxiliary, tower arm.
Thus, based on technique scheme, the present invention has surpassed the both sides that the bottom of connection bracket is removably fixedly connected on principal arm minor details arm head top by rope linkage coupling, form reliable and stable structure, the top of connection bracket and bottom form the diff-H of certain distance, the drag-line mounting point that surpassed of the first connecting bore being connected to top is made to be in higher position, principal arm deflection during reduction lift heavy effectively, under non-super lifting working condition, surpass rope linkage coupling detachably to get off, ensure that weight-lifting equipment car load not superelevation under motoring condition.In another embodiment, surpassed rope linkage coupling and also comprised and adjustablely surpassed drag-line connector, further increased the reliability and applicability that have surpassed rope linkage coupling.
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 only for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the existing principal arm super lifting working condition schematic diagram with the weight-lifting equipment of super lifting device;
Fig. 2 is the close-up schematic view of circled portion minor details arm head in Fig. 1;
Fig. 3 is the force analysis schematic diagram of principal arm under super lifting working condition of weight-lifting equipment;
Fig. 4 is that existing super lifting device arranges schematic diagram in the position having surpassed drag-line mounting point of principal arm minor details arm head;
Fig. 5 is the structural representation that the present invention has surpassed rope linkage coupling embodiment;
Fig. 6 is the structural representation that in Fig. 5, circled portion has surpassed drag-line connector partial enlargement;
Fig. 7 is the example structure schematic diagram that the present invention has surpassed that rope linkage coupling is arranged on principal arm minor details arm head;
Fig. 8 is the example structure schematic diagram of weight-lifting equipment of the present invention under super lifting working condition;
Fig. 9 is that in Fig. 8, circled portion has surpassed the structural representation that rope linkage coupling is arranged on the partial enlargement of principal arm minor details arm head;
Figure 10 is weight-lifting equipment of the present invention another example structure schematic diagram under super lifting working condition;
Figure 11 is that in Figure 10, circled portion has surpassed the structural representation that rope linkage coupling is arranged on the partial enlargement of principal arm minor details arm head.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The specific embodiment of the present invention is for the ease of having further description to design of the present invention, the technical matters solved, the technical characteristic forming technical scheme and the technique effect that brings.It should be noted that, the explanation for these embodiments does not form limitation of the invention.In addition, just can mutually combine as long as the technical characteristic related in embodiments of the present invention described below does not form conflict each other.
Due to the restriction of car load height, the selectable location having surpassed drag-line mounting point is limited, the performance of principal arm performance can be affected, the present invention devises one and has surpassed rope linkage coupling, namely connection bracket is comprised, the top of connection bracket is provided with the first connecting bore connecting and surpassed drag-line, and the bottom of connection bracket is removably fixedly connected on the both sides on principal arm minor details arm head top.
The present invention has as shown in Figure 5 surpassed the embodiment of rope linkage coupling, this has surpassed rope linkage coupling and has comprised connection bracket 10, the top of connection bracket is provided with the first connecting bore 11, the bottom of connection bracket 10 is removably fixedly connected on the both sides on principal arm minor details arm head 2 top, ensure that the connective stability of the minor details arm head having surpassed rope linkage coupling and principal arm.Connection bracket 10 and the mode of removably connecting of minor details arm head 2 can be that bolt is connected, also can be connected by installation bearing pin 16 as shown in figure 5 and figure 7, can also be other modes, connection bracket 10 can be triangular structure, also can be the structure of other shapes, as rectangle or semicircular structure.
In this embodiment, first connecting bore 11 has surpassed drag-line 3 for connecting, composition graphs 3 and Fig. 7, this has surpassed rope linkage coupling and has improve the position having surpassed drag-line mounting point on minor details arm head, make the tensile force f having surpassed drag-line under the arm of force D increased, produce the opposing torque M increased, effectively reduce principal arm deflection during lift heavy.In addition, under non-super lifting working condition, this has surpassed rope linkage coupling and can disassemble from minor details arm head 2, does not affect other operating mode and uses, then meet the requirement of weight-lifting equipment car load not superelevation under motoring condition.
For the structure having surpassed drag-line 3 and be connected directly between the first connecting bore 11, having surpassed drag-line 3 may cause certain wearing and tearing and stress to concentrate to the first connecting bore 11 under super lifting working condition, in another embodiment, as shown in Fig. 5 ~ Fig. 7, this has surpassed rope linkage coupling and has also comprised and surpassed drag-line connector 12, surpassed drag-line connector 12 one end is hinged on connection bracket 10 top by the first connecting bore 11, the other end is provided with the second connecting bore 13 and is connected by the second connecting bore 13 and surpassed drag-line 3.This embodiment and above-described embodiment unlike, be hingedly surpassed drag-line connector 12 for directly to connect the hole having surpassed drag-line 3 be the effect of the second connecting bore 13, first connecting bore 11.Surpass drag-line connector 12 and the first the hinged of connecting bore 11 realizes by bearing pin, also can be realized by bolt.Hinged drag-line connector 12 has been surpassed by arranging, this has surpassed rope linkage coupling and has not only effectively been avoided having surpassed in above-described embodiment drag-line and concentrate the wearing and tearing of the first connecting bore 11 and stress under super lifting working condition, improve the reliability having surpassed rope linkage coupling, and self adaptation can surpass angle between drag-line 3 and principal arm 1, improve the applicability having surpassed rope linkage coupling.
Under super lifting working condition, the opening angle surpassed between drag-line 3 may change, in another embodiment, as shown in Fig. 5 ~ Fig. 7, surpass rope linkage coupling and also comprise adapter shaft 14 through the first connecting bore 11, surpassed drag-line connector 12 be hinged on the two ends of adapter shaft 14 and the axes normal of its jointed shaft in the axis of adapter shaft 14, having surpassed drag-line connector 12 can swing relative to adapter shaft 14.By being hinged on adapter shaft 14 through the first connecting bore 11 by having surpassed drag-line connector 12, this has surpassed rope linkage coupling self adaptation can not only surpass angle between drag-line 3 and principal arm 1, and self adaptation can also surpass opening angle between drag-line 3, reduce to have surpassed the stressed of rope linkage coupling, further increasing the applicability and reliability that have surpassed rope linkage coupling.In addition, as shown in figure 5 and figure 7, two have surpassed drag-line connector 12 and have been hinged on same adapter shaft 14, and two angles surpassed between drag-line 3 with principal arm 1 are consistent, are conducive to like this ensureing main arm structure force balance.
As another embodiment preferred, as shown in Fig. 5 ~ Fig. 7, connection bracket 10 comprises two reverse V-shaped framves and connecting cylinder 15, first connecting bore 11 is located at the corner of two reverse V-shaped top of the trellis, adapter shaft 14 is fixedly connected with two reverse V-shaped framves through the first connecting bore 11 with connecting cylinder 15, two ends bottom two reverse V-shaped framves are removably fixedly connected on the both sides on principal arm minor details arm head 2 top respectively, define failure-free rock-steady structure, two hinges and first connecting bore 11 of reverse V-shaped frame bottom form leg-of-mutton robust structure main body, because triangular structure is the simplest, thus required manufactured materials is also minimum, therefore select reverse V-shaped frame formed the connection bracket having surpassed rope linkage coupling be one preferred embodiment.Two reverse V-shaped framves are fixedly connected with connecting cylinder 15 by adapter shaft 14, and two reverse V-shaped framves can not because being subject to external force to principal arm lateral bending, and overall symmetrical, about meeting, two have surpassed the variation in tension requirement of drag-line 3.It should be noted that at this, two reverse V-shaped supports and connecting cylinder 15 can be integrated formed structures, also can be demountable structures, and demountable structure contributes to manufacturing and depositing having surpassed rope linkage coupling.
Because connection bracket 10 is supporting structure, depositing or larger space may taken in transportation, in another embodiment, as shown in figure 5 and figure 7, two reverse V-shaped framves comprise the first pole 101 near principal arm direction and are formed by the first pole 101 and the second pole 102 away from the second pole 102, two reverse V-shaped framves in principal arm direction all one-body moldedly.Two reverse V-shaped framves also can be removably formed by the first pole 101 and the second pole 102, first pole 101 and the second pole 102 can be fitting to connection formation first connecting bore 11 to be passed by adapter shaft 14, angle between the first pole 101 and the second pole 102 can regulate to coordinate the both sides being arranged on principal arm minor details arm head 2 top, and under non-super lifting working condition, the reverse V-shaped frame disassembled is disassembled into the first pole 101 and the second pole 102 further, be convenient to deposit and transport, save space.In addition, adapter shaft 14 not only connects the first pole 101 and the second pole 102 forms reverse V-shaped frame, but also connects two reverse V-shaped framves and connecting cylinder 15 and surpassed drag-line connector 12, thus simplifies the structure having surpassed rope linkage coupling.
In order to make the manufacturing cost having surpassed rope linkage coupling lower, in another embodiment, as shown in Fig. 7 ~ Figure 11, the first pole 101 in two reverse V-shaped framves is vertical with the length direction of principal arm, such first pole 101 is when same length, when the first pole 101 is vertical with the length direction of principal arm 1, surpass drag-line mounting point and be in the highest position, thus achieve and surpassed drag-line mounting point and be in position high as far as possible, thus surpassed the deflection that rope linkage coupling reduces the principal arm 1 of lift heavy as much as possible.
Consider that " work " font structure steel and rectangular configuration steel not only have good structural strength, and low cost of manufacture and there is less quality, in another embodiment, the pole cross-sectional plane of connection bracket 10 is " work " font or rectangle, select " work " font structure steel or rectangular configuration steel can be cost-saving to make connection bracket, and lighter weight, be convenient to transport and handling.
The present invention also protects a kind of the present invention of having to surpass the weight-lifting equipment of rope linkage coupling; as shown in Figure 8 and Figure 9; make to have surpassed drag-line 3 and have raising by a relatively large margin because the present invention has surpassed rope linkage coupling at drag-line mounting point relative principal arm 1 spindle axis that surpassed of minor details arm head 2; lower flexure strain during principal arm load can be effectively reduced; improve complete machine stability; and increasing amount can set according to the otherness of different product, therefore this has surpassed rope linkage coupling and has been applicable to each tonnage hoisting crane.This weight-lifting equipment is relative to existing weight-lifting equipment, lifting stability is better, the present invention has surpassed the performance boost 20% ~ 30% that rope linkage coupling makes former principal arm super lifting working condition, and surpassed the weight-lifting equipment that rope linkage coupling is also applicable to have auxiliary or tower arm, as shown in Figure 10 and Figure 11, auxiliary 17 is connected with principal arm 1 by minor details arm head 2.
The embodiment more than combined is described in detail for embodiments of the present invention, but the present invention is not limited to described embodiment.For a person skilled in the art, when not departing from principle of the present invention and connotation, multiple change, amendment are carried out to these embodiments, equivalence is replaced and modification still falls within protection scope of the present invention.
Claims (10)
1. surpassed a rope linkage coupling, it is characterized in that, comprised connection bracket, the top of described connection bracket is provided with the first connecting bore connecting and surpassed drag-line, and the bottom of described connection bracket is removably fixedly connected on the both sides on principal arm minor details arm head top.
2. according to claim 1ly surpassed rope linkage coupling, it is characterized in that, also comprise and surpassed drag-line connector, describedly surpassed drag-line connector one end is hinged on described connection bracket top by described first connecting bore, the other end is provided with the second connecting bore and is connected by described second connecting bore and surpassed drag-line.
3. according to claim 2ly surpassed rope linkage coupling, it is characterized in that, also comprise the adapter shaft through described first connecting bore, described surpassed drag-line connector be hinged on the two ends of described adapter shaft and the axes normal of its jointed shaft in the axis of described adapter shaft, the described drag-line connector that surpassed can swing relative to described adapter shaft.
4. according to claim 3ly surpassed rope linkage coupling, it is characterized in that, described connection bracket comprises at least two reverse V-shaped framves and connecting cylinder, the corner of at least two reverse V-shaped top of the trellis described in described first connecting bore is located at, at least two reverse V-shaped framves described in described adapter shaft is fixedly connected with described connecting cylinder through described first connecting bore, the two ends bottom described at least two reverse V-shaped framves are removably fixedly connected on the both sides on described principal arm minor details arm head top respectively.
5. according to claim 4ly surpassed rope linkage coupling, it is characterized in that, described at least two reverse V-shaped framves comprise near first pole in principal arm direction and the second pole away from principal arm direction, and described at least two reverse V-shaped framves are formed by described first pole and described second pole all one-body moldedly or removably.
6. according to claim 5ly surpassed rope linkage coupling, it is characterized in that, described first pole is vertical with the length direction of principal arm.
7. according to claim 1ly surpassed rope linkage coupling, it is characterized in that, also comprise installation bearing pin, described installation bearing pin by the bottom of described connection bracket removably pin joint in the both sides on described principal arm minor details arm head top.
8. according to claim 1ly surpassed rope linkage coupling, it is characterized in that, the pole cross-sectional plane of described connection bracket is " work " font or rectangle.
9. a weight-lifting equipment, comprises principal arm and super lifting device, it is characterized in that, also comprises having surpassed rope linkage coupling described in any one of claim 1 ~ 8.
10. weight-lifting equipment according to claim 9, is characterized in that, also comprises auxiliary or tower arm, and described auxiliary or described tower arm are connected with described principal arm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505857.9A CN104444854A (en) | 2014-09-26 | 2014-09-26 | Superlift inhaul cable connecting device and hoisting equipment |
| PCT/CN2015/090715 WO2016045612A1 (en) | 2014-09-26 | 2015-09-25 | Hoisting rope connection device and hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505857.9A CN104444854A (en) | 2014-09-26 | 2014-09-26 | Superlift inhaul cable connecting device and hoisting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104444854A true CN104444854A (en) | 2015-03-25 |
Family
ID=52891726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410505857.9A Pending CN104444854A (en) | 2014-09-26 | 2014-09-26 | Superlift inhaul cable connecting device and hoisting equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104444854A (en) |
| WO (1) | WO2016045612A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045612A1 (en) * | 2014-09-26 | 2016-03-31 | 徐州重型机械有限公司 | Hoisting rope connection device and hoisting equipment |
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| GB1343803A (en) * | 1970-03-28 | 1974-01-16 | Rheinstahl Union Ag | Hydraulic vehicle crane |
| CN102267670A (en) * | 2011-07-29 | 2011-12-07 | 徐州重型机械有限公司 | Connecting frame, boom system with connecting frame, and lifting appliance |
| CN103342301A (en) * | 2013-07-24 | 2013-10-09 | 徐州重型机械有限公司 | Special independent arm head for wind electricity |
| CN103434949A (en) * | 2013-07-22 | 2013-12-11 | 三一汽车起重机械有限公司 | Super-lift apparatus and crane |
| CN203382415U (en) * | 2013-07-15 | 2014-01-08 | 徐州重型机械有限公司 | Crane with telescopic arm and connecting piece of superlift stay cord thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498484A (en) * | 1968-09-05 | 1970-03-03 | Alfred Tucci | Overhead attachment for the boom point of cranes |
| US4872581A (en) * | 1987-11-20 | 1989-10-10 | Wedhorn Norman G | Knock-down boom for pick-up truck |
| US7357263B2 (en) * | 2006-03-22 | 2008-04-15 | Altec Industries, Inc. | Articulating jib |
| CN102602822B (en) * | 2012-03-26 | 2014-05-21 | 三一汽车起重机械有限公司 | Crane superlift connection bracket and crane |
| CN104444854A (en) * | 2014-09-26 | 2015-03-25 | 徐州重型机械有限公司 | Superlift inhaul cable connecting device and hoisting equipment |
-
2014
- 2014-09-26 CN CN201410505857.9A patent/CN104444854A/en active Pending
-
2015
- 2015-09-25 WO PCT/CN2015/090715 patent/WO2016045612A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1343803A (en) * | 1970-03-28 | 1974-01-16 | Rheinstahl Union Ag | Hydraulic vehicle crane |
| CN102267670A (en) * | 2011-07-29 | 2011-12-07 | 徐州重型机械有限公司 | Connecting frame, boom system with connecting frame, and lifting appliance |
| CN203382415U (en) * | 2013-07-15 | 2014-01-08 | 徐州重型机械有限公司 | Crane with telescopic arm and connecting piece of superlift stay cord thereof |
| CN103434949A (en) * | 2013-07-22 | 2013-12-11 | 三一汽车起重机械有限公司 | Super-lift apparatus and crane |
| CN103342301A (en) * | 2013-07-24 | 2013-10-09 | 徐州重型机械有限公司 | Special independent arm head for wind electricity |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016045612A1 (en) * | 2014-09-26 | 2016-03-31 | 徐州重型机械有限公司 | Hoisting rope connection device and hoisting equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016045612A1 (en) | 2016-03-31 |
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