CN105293333A - Wire rope connection device and method for replacing crane wire rope - Google Patents
Wire rope connection device and method for replacing crane wire rope Download PDFInfo
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- CN105293333A CN105293333A CN201510719503.9A CN201510719503A CN105293333A CN 105293333 A CN105293333 A CN 105293333A CN 201510719503 A CN201510719503 A CN 201510719503A CN 105293333 A CN105293333 A CN 105293333A
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- coupling bush
- rope
- wire
- connecting device
- steel rope
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Abstract
The invention provides a wire rope connection device. The wire rope connection device comprises a first connection sleeve, a second connection sleeve and a cross connector, wherein the first connection sleeve is used for installation of an old wire rope; the second connection sleeve is used for installation of a new wire rope; the cross connector is arranged between the first connection sleeve and the second connection sleeve and used for connecting the first connection sleeve with the second connection sleeve. The cross connector can freely rotate in the first connection sleeve and the second connection sleeve, so that the wire rope connection device can be tightly attached to a pulley block and a spiral groove of a roller when the old wire rope is replaced with the new wire rope, the phenomenon of groove disengagement or groove jumping is avoided, and replacement between the old wire rope and the new wire rope is also facilitated. The invention further provides a method for replacing a crane wire rope.
Description
Technical field
The invention belongs to mechanical equipment technical field, specifically, the present invention relates to a kind of method of wire-rope connecting device and replacing driving steel wire rope, this device realizes steel rope and is connected firmly, and improves steel rope replacing efficiency.
Background technology
Driving is the important component part of smelter, is realize the unimpeded guarantee in order of logistics.Because its frequency of utilization is high, often there is fracture of wire in major-minor hook steel rope, suspension hook wheels easily break groove, card rope phenomenon, and as the main hook equipment of most important lifting facility, fault occurrence rate is then higher, so high equipment failure rate, and the equipment that has a strong impact on normally runs, for ensureing that train stability runs, improve traffic safety operating factor, need periodic replacement steel rope and suspension hook wheels, change time length used and then become restriction equipment whether can shift to an earlier date the principal element of trial run and run.
Original substitute mode is for manually to pull steel rope, and operating efficiency is low, and labour intensity is large, and steel rope uses the mode of welding or overlap joint to connect, and welding affects the performance of steel rope, and it is not firm that overlap joint steel rope connects, and there will be dropout phenomenon.
Now commercially there is a lot of wire-rope connecting device, as the applying date be on September 23rd, 2014, application number is 201420549143.3, name is called the patent document of " steel rope connects assembling and disassembling device fast ", this steel rope connects assembling and disassembling device fast and is made up of two Wire guider of wire ropes and the rotary connector that is made up of rotor assembly and stator body; Rotor assembly is fixed with revolving part on rotor block, and revolving part is on adapter shaft, be provided with thrust ball bearing and antifriction-bearing box; The end of rotor block and stator body is provided with open slot and bolt hole; Wire guider of wire rope is provided with link an elasticity net front end, is connected with rotary connector by link.More during change steel rope, a new rope of Wire guider clamping, another clamps old rope, then is connected to by the link of two Wire guiders in the rotor block of rotary connector and the open slot of stator body, and pin with bolt, thus by newly rope and old rope are linked together by this device; Although this assembling and disassembling device can realize more change steel rope, its structure is extremely complicated, and easily occurs dropout phenomenon.
By upper analysis, there is following characteristics and defect in the wire-rope connecting device of known prior art:
1, complex structure.Existing wire-rope connecting device complex structure, and need interim assembling when mounted, increase labour intensity.
2, connection is not firm.Existing wire-rope connecting device, due to the complexity of its structure, just can cause whole wire-rope connecting device to occur illusive problem when parts go wrong.
Summary of the invention
The object of the present invention is to provide a kind of method of wire-rope connecting device and replacing driving steel wire rope, at least to solve the baroque technical matters of connecting device that prior art exists, the connecting device existed in prior art can be solved simultaneously and connect illusive technical matters.
In order to solve the problem, the invention provides a kind of wire-rope connecting device, its technical scheme is as follows:
A kind of wire-rope connecting device, comprises the first coupling bush, for installing old steel rope; Second coupling bush, for installing new steel rope; With cross connector, be arranged between described first coupling bush and described second coupling bush, for connecting described first coupling bush and described second coupling bush.
Wire-rope connecting device described above, more preferably: described first coupling bush, described second coupling bush and described cross connector are straight carbon steel material and make.
Wire-rope connecting device described above, more preferably: described cross connector is that two pieces of orthogonal Plate Weldings form; The first groove is provided with in one end of described first coupling bush, described first groove radial direction runs through the end of described first coupling bush, be provided with the second groove in one end of described second coupling bush, described second groove radial direction runs through the end of described second coupling bush; The two ends of described cross connector are separately positioned on the first groove of described first coupling bush and the second groove of described second coupling bush and are fixed by adapter shaft.
Wire-rope connecting device described above, more preferably: the two ends of described cross connector are that circular arc is arranged.
Wire-rope connecting device described above, more preferably: the end that described first coupling bush contacts with described cross connector with described second coupling bush is curved end.
Wire-rope connecting device described above, more preferably: the length of described first coupling bush and described second coupling bush is 10 ~ 15cm.
Wire-rope connecting device described above, more preferably: also comprise the first binding bolt, is arranged on described first coupling bush, for being undertaken fastening by the old steel rope be arranged in described first coupling bush; Second binding bolt, is arranged on described second coupling bush, for being undertaken fastening by the new steel rope be arranged in described second coupling bush.
Wire-rope connecting device described above, more preferably: described first binding bolt is two, the setting direction of two described first binding bolts and the axis direction of described first coupling bush are set in parallel; Described second binding bolt is two, and the setting direction of two described second binding bolts and the axis direction of described second coupling bush are set in parallel.
The present invention also provides a kind of and changes the method for driving steel wire rope, and its technical scheme is as follows:
Adopt above-mentioned wire-rope connecting device to change a method for driving steel wire rope, comprise the steps:
Step one, aligns the gib head of travelling crane hook and top sheave, is placed in frock, and the direction that described in the side determining described top sheave, old steel rope interts;
Step 2, cuts off the described old steel rope after determining, connects described new steel rope and described old steel rope by described wire-rope connecting device;
Step 3, starts the replacing that described travelling crane hook completes described new steel rope and described old steel rope.
Analyze known, compared with prior art, advantage of the present invention and beneficial effect are:
One, wire-rope connecting device provided by the invention can make described cross connector freely rotate in described first coupling bush and described second coupling bush, wire-rope connecting device of the present invention can be made when changing new and old steel rope like this can be close to the plug helix place of assembly pulley and described cylinder, there will not be the phenomenon of bracket or job-hopping, so also can be conducive to the replacing between new and old steel rope.The present invention can provide the replacing efficiency of driving steel wire rope and reduce hand labor intensity; The present invention has the advantages that simple and fast changes driving steel wire rope.
Two, described cross connector of the present invention is that two pieces of orthogonal Plate Weldings form, make it have structure simple, be easy to the feature made, the two ends of described cross connector of the present invention are that circular arc is arranged, and described cross connector and described first UNICOM's sleeve and described second coupling bush can be made to realize free normal-running fit.
Three, the connecting end portion of described first coupling bush and described second coupling bush is set to curved end by the present invention, can prevent the present invention from haulage cable process, occurring the phenomenons such as obstruction, realize smooth and easy operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the wire-rope connecting device of the preferred embodiment of the present invention.
Fig. 2 is that the wire-rope connecting device of the preferred embodiment of the present invention changes new and old construction of wire rope schematic diagram.
In figure, 1-first coupling bush; The old steel rope of 11-; 2-cross connector; 3-second coupling bush; The new steel rope of 31-; 32-newly restricts and cuts off place; 33-newly restricts volume; 4-first binding bolt; 5-tie bolt; 6-second binding bolt; 7-cylinder; 8-suspension hook; 9-rope sheave; 10-top sheave.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1, the wire-rope connecting device of the preferred embodiment of the present invention mainly comprises the first coupling bush 1, for installing old steel rope 11, second coupling bush 3, for installing new steel rope 31, with cross connector 2, be arranged between the first coupling bush 1 and the second coupling bush 3, for connecting the first coupling bush 1 and the second coupling bush 3.
Generally speaking, wire-rope connecting device provided by the invention, cross connector 2 can be made freely to rotate in the first coupling bush 1 with the second coupling bush 3, and (namely the first coupling bush 1 adopts similar universal structure to be connected with the second coupling bush 3, freely can rotate in orthogonal both direction), wire-rope connecting device of the present invention can be made to be close to the plug helix place of assembly pulley and cylinder 7 because it adopts similar universal structure to connect, there will not be the phenomenon of bracket or job-hopping, so also can be conducive to the replacing between new and old steel rope.The present invention adopts mechanical type to connect, its good mechanical property, avoids modes such as using welding, overlap joint.
First coupling bush 1, second coupling bush 3 of the present invention and cross connector 2 are made for straight carbon steel material, why the present invention adopts straight carbon steel material to make the first coupling bush 1, second coupling bush 3 and cross connector 2, be the making of conveniently the first coupling bush 1, second coupling bush 3 and cross connector 2, straight carbon steel can meet mechanical property requirements of the present invention simultaneously.
In order to guarantee that cross connector 2 freely rotates in the first coupling bush 1 and the second coupling bush 3, as shown in Figure 1, cross connector 2 of the present invention is that two pieces of orthogonal Plate Weldings form; Be provided with the first groove in one end of the first coupling bush 1, the first groove radial direction runs through the end of the first coupling bush 1, is provided with the second groove in one end of the second coupling bush 3, and the second groove radial direction runs through the end of the second coupling bush 3; The two ends of cross connector 2 are separately positioned on the first groove of the first coupling bush 1 and the second groove of the second coupling bush 3 and fixing by tie bolt 5 (using as adapter shaft); The now first end of cross connector 2 and the first groove normal-running fit of the first coupling bush 1, the second end of cross connector 2 and the second groove normal-running fit of the second coupling bush 3.Free normal-running fit is realized in order to cross connector 2 and the first coupling bush 1 and the second coupling bush 3 can be realized, as shown in Figure 1, more preferably, the two ends of cross connector 2 are that circular arc arranges (the two ends profile design by cross connector 2 is circular arc), now can prevent cross connector 2 from contacting with the second coupling bush 3 with the first coupling bush 1 owing to the two ends of cross connector 2 to be designed to circular arc, form a unobstructed rotation (namely freely rotating), and then be conducive to enabling wire-rope connecting device of the present invention be close to the plug helix of assembly pulley and cylinder 7, avoid the situation occurring bracket or job-hopping.
In haulage cable process, there is the phenomenons such as obstruction to prevent wire-rope connecting device of the present invention, as shown in Figure 1, the end that first coupling bush 1 of the present invention and the second coupling bush 3 contact with cross connector 2 is that (rounding process is carried out in the end be namely connected with cross connector 2 at the first coupling bush 1 to curved end, rounding process is carried out equally) in the end that the second coupling bush 3 is connected with cross connector 2, can guarantee after arranging like this that wire-rope connecting device of the present invention there will not be the phenomenons such as obstruction in haulage cable process, realize smooth and easy operation.
When changing old steel rope 11, now old steel rope 11 is due to wearing and tearing, and its diameter can attenuate, and the diameter of new steel rope 31 can be larger than the diameter of old steel rope 11, and based on this, the internal diameter of the first coupling bush 1 of the present invention is less than the internal diameter of the second coupling bush 3.Be preferably, the internal diameter of the first coupling bush 1 is 15 ~ 24mm, and the internal diameter of the second coupling bush 3 is 16 ~ 25mm.Now the present invention is different according to the diameter of institute's change steel rope, selects different apertures.
Can not form obstacle to make wire-rope connecting device of the present invention causes steel rope cannot normal through parts such as the plug helixs of cylinder 7, the thickness 15mm of the sidewall of the first coupling bush 1 of the present invention and the second coupling bush 2, the entire outer diameter of wire-rope connecting device and the similar diameters of steel rope can be made like this, make wire-rope connecting device smoothly by positions such as the plug helixs of cylinder 7.
Smooth and easyly the positions such as the plug helix of cylinder 7 can be passed through in order to ensure wire-rope connecting device of the present invention, the length of the first coupling bush 1 of the present invention and the second coupling bush 3 is 10 ~ 15cm, whole wire-rope connecting device can be made like this to be in shorter setting, just can to guarantee that wire-rope connecting device of the present invention realizes smooth and easy operation.
Be fixed in order to ensure to the steel rope be placed in coupling bush, as shown in Figure 1, the present invention also comprises the first binding bolt 4, is arranged on the first coupling bush 1, for being undertaken fastening by the old steel rope be arranged in the first coupling bush 1 11; Second binding bolt 6, is arranged on the second coupling bush 3, for being undertaken fastening by the new steel rope be arranged in the second coupling bush 3 31.As shown in Figure 1, being preferably the first binding bolt 4 is two, and the setting direction of two the first binding bolts 4 and the axis direction of the first coupling bush 1 are set in parallel; Second binding bolt 6 is two, and the setting direction of two the second binding bolts 6 and the axis direction of the second coupling bush 3 are set in parallel.
As shown in Figure 1 and Figure 2, the working process of wire-rope connecting device of the present invention is described in detail:
Wire-rope connecting device is assembled complete, stand-by;
Driving is parked in maintenance position, and suspension hook 8 is dropped to ground, after the gib head of suspension hook 8 and top sheave 10 align, be placed in frock.When suspension hook 8 is in control position nadir, old steel rope 11 except except the number of turns of fixing tail of rope, also must have the twining amount being no less than two circles on reel 7;
According to the direction of driving lifting heavy, near suspension hook 8 place, cut off first, suspension hook 8 side and enter running block end (i.e. rope sheave 9) old steel rope 11, as the old steel rope of rope sheave in Fig. 29 right-hand member;
Wire-rope connecting device of the present invention is used new steel rope 31 (this stylish steel rope 31 is wrapped on new rope volume 33) to be connected with old steel rope 11, the old steel rope 11 blocked is inserted the first coupling bush 1, now the first binding bolt 4 of the first coupling bush 1 of wire-rope connecting device is by fixing (when namely being fixed by old steel rope 11 by the first bolt of rear end plate 4 for old steel rope 11, the first bolt of rear end plate 4 is relied on to be applied to the pressure of old steel rope 11, old steel rope 11 and the first coupling bush 1 is made to produce larger friction force, play the effect be connected and fixed to old steel rope), new steel rope is inserted the second coupling bush 3, second binding bolt 6 of the second coupling bush 3 is by new steel rope 31 fixing (identical with the fixed form of old steel rope 11), after first binding bolt 4 and the second binding bolt 6 compress, new and old steel rope connects complete,
Start the suspension hook 8 of driving, be with new steel rope 31 with old steel rope 11, driven by old steel rope 11 new steel rope 31 to walk around 4 rope sheaves 9 and 3 top sheaves 10 of suspension hook wheels successively, until after new steel rope 31 joint winding 7 liang, cylinder circle, stop suspension hook cylinder 7.
First coupling bush 1 of connecting device is removed old steel rope 11 (namely new rope cuts off place 32), and the fag end of new steel rope 31 is fixed on driving frame;
Start the old steel rope 11 that driving release cylinder 7 is wound around, when remaining old steel rope 11 liang circle on cylinder 7, first use the old steel rope 11 in coir rope bolt jail, then remove whole clamps cylinder 7 being fixed old steel rope 11, old steel rope 11, to ground, reclaims by the old steel rope 11 of traction coir rope slow release.
During discharging old steel rope 11, start the suspension hook 8 of driving, rotate to cylinder 7 and facilitate new steel rope 31 fixedly to check card sub position, carry out the fag end installing new steel rope 31: on the one hand, a fag end of new steel rope 31 is firmly fixed on cylinder 7; On the other hand, from the lower coir rope of driving release, toggle new another fag end of steel rope 31, manual type is mentioned in driving, is firmly fixed on one end of cylinder 7.
Treat that the fag end of new steel rope 31 is fixed on cylinder 7, start driving and promote, new steel rope 31 is wrapped in cylinder 7 two ends.
So far travelling crane hook steel rope replacing work satisfactorily completes.
The present invention also provides a kind of method changing driving steel wire rope, and its key operation step is as follows:
Step one, as shown in Figure 2, aligns the gib head of travelling crane hook 8 and top sheave 9, is placed in frock, and determines the direction that the old steel rope 11 in the side of top sheave 9 interts;
Step 2, cuts off the old steel rope 11 after determining, connects new steel rope 31 and old steel rope 11 by wire-rope connecting device;
Step 3, starts the replacing that travelling crane hook 8 completes new steel rope 31 and old steel rope 11.
Analyze known, compared with prior art, advantage of the present invention and beneficial effect are:
One, wire-rope connecting device provided by the invention can make cross connector 2 freely rotate in the first coupling bush 1 and the second coupling bush 3, wire-rope connecting device of the present invention can be made when changing new and old steel rope like this can be close to the plug helix place of assembly pulley and cylinder 7, there will not be the phenomenon of bracket or job-hopping, so also can be conducive to the replacing between new and old steel rope.The present invention can provide the replacing efficiency of driving steel wire rope and reduce hand labor intensity; The present invention has the advantages that simple and fast changes driving steel wire rope.
Two, cross connector 2 of the present invention is that two pieces of orthogonal Plate Weldings form, make it have structure simple, be easy to the feature made, the two ends of cross connector 2 of the present invention are that circular arc is arranged, and cross connector 2 and first UNICOM's sleeve 1 and the second coupling bush 3 can be made to realize free normal-running fit.
Three, the connecting end portion of the first coupling bush 1 and the second coupling bush 3 is set to curved end by the present invention, can prevent the present invention from haulage cable process, occurring the phenomenons such as obstruction, realize smooth and easy operation.
As known by the technical knowledge, the present invention can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, being all casehistory, is not only.Within the scope of the present invention all or be all included in the invention being equal to the change in scope of the present invention.
Claims (9)
1. a wire-rope connecting device, is characterized in that, comprising:
First coupling bush, for installing old steel rope;
Second coupling bush, for installing new steel rope; With
Cross connector, is arranged between described first coupling bush and described second coupling bush, for connecting described first coupling bush and described second coupling bush.
2. wire-rope connecting device according to claim 1, is characterized in that:
Described first coupling bush, described second coupling bush and described cross connector are made by straight carbon steel material.
3. wire-rope connecting device according to claim 1, is characterized in that:
Described cross connector is formed by two pieces of orthogonal Plate Weldings;
The first groove is provided with in one end of described first coupling bush, described first groove radial direction runs through the end of described first coupling bush, be provided with the second groove in one end of described second coupling bush, described second groove radial direction runs through the end of described second coupling bush; The two ends of described cross connector are separately positioned on the first groove of described first coupling bush and the second groove of described second coupling bush and are fixed by adapter shaft.
4. wire-rope connecting device according to claim 3, is characterized in that:
The two ends of described cross connector are that circular arc is arranged.
5. the wire-rope connecting device according to claim 1 or 3, is characterized in that:
The end that described first coupling bush contacts with described cross connector with described second coupling bush is curved end.
6. wire-rope connecting device according to claim 1, is characterized in that:
The length of described first coupling bush and described second coupling bush is 10 ~ 15cm.
7. wire-rope connecting device according to claim 1 and 2, is characterized in that, also comprises:
First binding bolt, is arranged on described first coupling bush, for being undertaken fastening by the old steel rope be arranged in described first coupling bush;
Second binding bolt, is arranged on described second coupling bush, for being undertaken fastening by the new steel rope be arranged in described second coupling bush.
8. wire-rope connecting device according to claim 7, is characterized in that:
Described first binding bolt is two, and the setting direction of two described first binding bolts and the axis direction of described first coupling bush are set in parallel;
Described second binding bolt is two, and the setting direction of two described second binding bolts and the axis direction of described second coupling bush are set in parallel.
9. adopt the wire-rope connecting device described in claim 1 to 8 any one to change a method for driving steel wire rope, it is characterized in that comprising the steps:
Step one, aligns the gib head of travelling crane hook and top sheave, is placed in frock, and the direction that described in the side determining described top sheave, old steel rope interts;
Step 2, cuts off the described old steel rope after determining, connects described new steel rope and described old steel rope by described wire-rope connecting device;
Step 3, starts the replacing that described travelling crane hook completes described new steel rope and described old steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510719503.9A CN105293333B (en) | 2015-10-29 | 2015-10-29 | A kind of wire-rope connecting device and the method for changing driving steel wire rope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510719503.9A CN105293333B (en) | 2015-10-29 | 2015-10-29 | A kind of wire-rope connecting device and the method for changing driving steel wire rope |
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| CN105293333A true CN105293333A (en) | 2016-02-03 |
| CN105293333B CN105293333B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510719503.9A Active CN105293333B (en) | 2015-10-29 | 2015-10-29 | A kind of wire-rope connecting device and the method for changing driving steel wire rope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110540135A (en) * | 2019-08-30 | 2019-12-06 | 山东钢铁股份有限公司 | Method for replacing steel wire rope of crane |
| CN110980520A (en) * | 2019-08-26 | 2020-04-10 | 广州环投增城环保能源有限公司 | Method for quickly replacing steel wire rope |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110980520A (en) * | 2019-08-26 | 2020-04-10 | 广州环投增城环保能源有限公司 | Method for quickly replacing steel wire rope |
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| CN110540135B (en) * | 2019-08-30 | 2023-09-29 | 山东钢铁股份有限公司 | Crane steel wire rope replacement method |
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| Publication number | Publication date |
|---|---|
| CN105293333B (en) | 2018-04-03 |
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