CN204569236U - Wire-rope connecting device and pre-tightening apparatus thereof and super lifting device are surpassed - Google Patents
Wire-rope connecting device and pre-tightening apparatus thereof and super lifting device are surpassed Download PDFInfo
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- CN204569236U CN204569236U CN201520080736.4U CN201520080736U CN204569236U CN 204569236 U CN204569236 U CN 204569236U CN 201520080736 U CN201520080736 U CN 201520080736U CN 204569236 U CN204569236 U CN 204569236U
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Abstract
The utility model relates to super lifting device field, particularly a kind of for connect pre-locking oil cylinder and surpassed steel rope surpassed wire-rope connecting device.Provided by the utility modelly surpass wire-rope connecting device, comprise riser and fag end holding device that two interblocks separate, wherein the first end of riser is used for being connected with pre-locking oil cylinder, form the groove for holding the fag end having surpassed steel rope between two pieces of risers, and fag end holding device is arranged to for being kept in the trench by fag end.The utility model achieves pre-locking oil cylinder and the connection surpass steel rope, has directional tagging to having surpassed steel rope, can prevent it from occurring clashing into because direction shakiness the phenomenon of mast in by pre-locking oil cylinder distraction procedure.
Description
Technical field
The utility model relates to super lifting device field, particularly a kind of surpassed wire-rope connecting device and there is this connecting device surpassed steel wire rope pre-tightening device and super lifting device.
Background technology
Along with the development of society's science and technology, crane as Grand Equipments class is widely used, especially the use in Wind Power Project, Large Scale Petrochemical Plants becomes and day by day increases, and wherein the full Terrain Cranes of telescopic boom is wide with its using area, mobile flexibly, transition is rapid, drop into the performances such as operation deeply by the favor in market fast.Super lifting device as the important feature improving goliath performance, its use accept by numerous clients.
Crane super lifting device is generally the large-scale box type structure arranging and be connected perpendicular to arm and with arm, and it can reduce the distortion of crane arm, improves hoisting capacity and the lifting performance of hoisting crane.Crane super lifting device is primarily of major part compositions such as front balancing device, mast, back balance devices, wherein surpass steel rope as the topmost power transferring structure of whole crane parts, carry nearly all load and moment, the performance of its effect directly has influence on the whole actual behavior surpassed.
In hoisting crane course of normal operation, larger value of thrust is remained in order to make steel rope; existing super lifting device usually can arrange and surpass steel wire rope pre-tightening device; this has surpassed steel wire rope pre-tightening device and has comprised steel rope and pre-locking oil cylinder; steel rope one end is connected with this pre-locking oil cylinder; the tension being realized steel rope by the expansion performance of pre-locking oil cylinder is regulated; improve steel rope prefastening force value, increase the lifting performance of hoisting crane.
Existingly surpassed steel wire rope pre-tightening device, its steel rope connects in succession with pretension oil cylinder direct usually, because clashing into the phenomenon of mast to steel rope without directional tagging causes steel rope easily to occur direction shakiness in by pre-locking oil cylinder distraction procedure, affects pretensioning effect; In addition, the pre-locking oil cylinder of existing super lifting device is arranged on super lift winch inside usually, but because the space of super lift winch inside is less, the formation of pre-locking oil cylinder is shorter, limited pretension cylinder stroke can not make to have surpassed steel rope and reach larger predetermincd tension, in being the effect weakening super lifting device, reduce the lift heavy performance of hoisting crane entirety.
Utility model content
A technical matters to be solved in the utility model is: surpassed in prior art between steel rope and pre-locking oil cylinder and do not had connecting device, because causing steel rope easily to occur in by pre-locking oil cylinder distraction procedure steel rope without directional tagging, direction is unstable and clash into the phenomenon of mast, affects pretensioning effect.
For solving the problems of the technologies described above, the utility model provides and a kind of has surpassed wire-rope connecting device, additionally provide have that this has surpassed wire-rope connecting device surpassed steel wire rope pre-tightening device and super lifting device.
According to an aspect of the present utility model, the utility model provide a kind of for connect pre-locking oil cylinder and surpassed steel rope surpassed wire-rope connecting device, it comprises riser and fag end holding device that two interblocks separate, wherein the first end of riser is used for being connected with pre-locking oil cylinder, form the groove for holding the fag end having surpassed steel rope between two pieces of risers, and fag end holding device is arranged to for being kept in the trench by fag end.
Alternatively, fag end holding device comprises the limiting stopper of the second end being arranged on riser, and this limiting stopper has the U-type groove allowing to have surpassed steel wire penetrating, and the end of the close groove of limiting stopper, for abutting against the enlarged diameter portion of fag end, makes fag end keep in the trench.
Alternatively, fag end holding device comprise be positioned at groove and be adjacent to riser first end arrange fag end adapter plate, for being connected with the end of fag end.
Alternatively, fag end holding device comprises the bearing pin be arranged between two risers, jumps out groove for preventing fag end.
Further, bearing pin is fixed or is removably mounted between two pieces of risers.
Alternatively, surpassed wire-rope connecting device and also comprised strut member, two risers are arranged on this strut member.
Further, strut member is made up of nylon material.
The utility model additionally provides one on the other hand and has surpassed steel wire rope pre-tightening device, it comprises pre-locking oil cylinder, surpassed steel rope and arbitraryly surpassed wire-rope connecting device above, pre-locking oil cylinder is connected with the one end having surpassed wire-rope connecting device, and fag end is kept in the trench by fag end holding device.
The another aspect of the utility model additionally provides a kind of super lifting device, and it comprises and has surpassed mast and above-mentionedly surpassed steel wire rope pre-tightening device.
Further, surpassed steel wire rope pre-tightening device to be arranged on and to have surpassed in mast.
Provided by the utility modelly surpass wire-rope connecting device, achieve pre-locking oil cylinder and the connection having surpassed steel rope, to having surpassed steel rope, there is directional tagging, can prevent it from occurring clashing into because direction is unstable the phenomenon of mast in by pre-locking oil cylinder distraction procedure; And the utility model has surpassed in mast by being arranged on by pre-locking oil cylinder, adds the stroke of pre-locking oil cylinder, can realize pretensioning effect better.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 illustrates the structural representation having surpassed wire-rope connecting device disclosed in the utility model embodiment.
Fig. 2 illustrates the connecting device of Fig. 1 and has surpassed the connection diagram of steel rope.
Fig. 3 illustrates the structural representation having surpassed wire-rope connecting device disclosed in another embodiment of the utility model.
Fig. 4 illustrates the connecting device of Fig. 3 and has surpassed the connection diagram of steel rope.
Fig. 5 illustrates the structural representation having surpassed steel wire rope pre-tightening device disclosed in the utility model.
Fig. 6 illustrates the structural representation of super lifting device disclosed in the utility model.
Fig. 7 illustrates and has surpassed construction of wire rope schematic diagram.
In figure: 1, surpassed wire-rope connecting device; 20, riser; 30, limiting stopper; 40, strut member; 5, pre-locking oil cylinder; 6, steel rope has been surpassed; 7, mast has been surpassed; 101, fag end adapter plate; 102, bearing pin; 103, clamp; 201, mounting hole; 202, groove; 60, fag end.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit scope of the present utility model.
Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.
May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification sheets.
As shown in Figure 7, the existing steel rope 6 that surpassed has fag end 60 usually, and this fag end 60 has enlarged diameter portion.
In order to realize pre-locking oil cylinder 5 and the connection having surpassed steel rope 6, the utility model provides one and has surpassed wire-rope connecting device 1, it comprises riser 20 and fag end holding device that two interblocks separate, wherein the first end of riser 20 is used for being connected with pre-locking oil cylinder 5, form the groove 202 for holding fag end 60 between two pieces of risers 20, and fag end holding device is arranged to for being remained in groove 202 by fag end 60.
Provided by the utility modelly surpass wire-rope connecting device 1, achieve pre-locking oil cylinder 5 and the connection having surpassed steel rope 6, to having surpassed steel rope 6, there is directional tagging, can prevent it from occurring clashing into because direction is unstable the phenomenon of mast in by pre-locking oil cylinder 5 distraction procedure, improving pretensioning effect.
As a kind of embodiment of fag end holding device, fag end holding device comprises the limiting stopper 30 of the second end being arranged on riser 20, this limiting stopper 30 has and allows to have surpassed the U-type groove that steel rope 6 passes, the end of the close groove 202 of this limiting stopper 30, for abutting against the enlarged diameter portion of fag end 60, makes fag end 60 remain in groove 202.
As the another kind of embodiment of fag end holding device, fag end holding device comprise be positioned at groove 202 and be adjacent to riser 20 first end arrange fag end adapter plate 101, for being connected with the end of fag end 60.
As the another embodiment of fag end holding device, fag end holding device comprises the bearing pin 102 be arranged between two risers 20, jumps out groove 202 for preventing fag end 60.
The first end of riser 20 and the connection of pre-locking oil cylinder 5 can be realized by the attaching parts such as bearing pin or bolt, correspondingly, as shown in Figures 1 to 4, can arrange mounting hole 201 at the first end of riser 20.Next mainly will illustrate how the wire-rope connecting device 1 that surpassed of the present utility model realizes with the connection having surpassed steel rope 6 in conjunction with specific embodiments.
Fig. 1 is the structural representation of a specific embodiment of the present utility model.As shown in Figure 1, in this embodiment, fag end holding device comprises fag end adapter plate 101 and limiting stopper 30.With reference to Fig. 2, with this embodiment surpassed wire-rope connecting device 1 connect surpassed steel rope 6 time, be installed in the U-type groove of limiting stopper 30 by having surpassed steel rope 6, the enlarged diameter portion that the end of the close groove 202 of limiting stopper 30 is resisted against fag end 60 has surpassed the displacement of steel rope 6 along pretension direction to limit, fag end adapter plate 101 is connected will jumps out groove 202 to prevent the fag end 60 when carrying out degree of tightness and regulating with the end of fag end 60 simultaneously, and then affects pretensioning effect.So, based on fag end adapter plate 101 and limiting stopper 30, just make fag end 60 remain in groove 202, achieve and surpassed wire-rope connecting device 1 and the connection having surpassed steel rope 6.This has surpassed wire-rope connecting device 1 compact conformation, fixing fag end 60 that can be firm, not only can prevent having surpassed steel rope 6 and bounce, and can also prevent having surpassed steel rope 6 and twist.
Fag end adapter plate 101 can be fixedly arranged between two pieces of risers 20, such as, weld; Also can be removable installed between two pieces of risers 20, as shown in Figure 1, realize the connection between fag end adapter plate 101 and two pieces of risers 20 by bolt or other attaching partss.
Fig. 3 is the structural representation of another specific embodiment of the utility model.As shown in Figure 3, in this embodiment, fag end holding device comprises fag end bearing pin 102 and limiting stopper 30.With reference to Fig. 4, with this embodiment surpassed wire-rope connecting device 1 connect surpassed steel rope 6 time, only need be installed surpass steel rope 6 in the U-type groove of limiting stopper 30 and make the enlarged diameter portion of fag end 60 be resisted against the end of limiting stopper 30 near groove 202, just complete the whole process that connection has surpassed steel rope 6.In this embodiment, limiting stopper 30 limits and has surpassed the displacement of steel rope 6 along pretension direction, U-type groove and groove 202 can prevent the double swerve having surpassed steel rope, bearing pin 102 then can prevent having surpassed steel rope 6 and jump out groove 202, so just achieves and has surpassed wire-rope connecting device 1 and the connection having surpassed steel rope 6.Surpass wire-rope connecting device 1 shown in this embodiment, facilitate dismounting and the installation of fag end 60, simple to operate, the action of field worker can be simplified.
Bearing pin 102 can be fixedly arranged between two pieces of risers 20, such as, weld; Also can be removable installed between two pieces of risers 20, as shown in Figure 2, bearing pin 102 one end can be the top that diameter is larger, and this top is spacing by riser 20 institute, and the other end can be spacing by clamp 103 by pin-and-hole.
Further, as shown in Figures 1 to 4, surpassed wire-rope connecting device 1 and can also comprise strut member 40, two risers 20 are arranged on this strut member 40.Preferably, strut member 40 is made up of nylon material, wear proof effect can be played like this, thus the wire-rope connecting device 1 that surpassed of the present utility model can be moved freely in pre-locking oil cylinder 5 telescopic process thereupon, and then realize the pretension to having surpassed steel rope 6 preferably.
The utility model additionally provides one on the other hand and has surpassed steel wire rope pre-tightening device, it comprises pre-locking oil cylinder 5, surpassed steel rope 6 and arbitraryly surpassed wire-rope connecting device 1 above, as shown in Figure 5, pre-locking oil cylinder 5 is connected with the one end having surpassed wire-rope connecting device 1, and fag end 60 is remained in groove 202 by aforesaid fag end holding device.
The another aspect of the utility model additionally provides a kind of super lifting device, and with reference to Fig. 6, it comprises and has surpassed mast 7 and above-mentionedly surpassed steel wire rope pre-tightening device.Further, surpass steel wire rope pre-tightening device to be arranged on and to have surpassed in mast 7, the stroke of pre-locking oil cylinder 5 can be increased like this, thus pre-locking oil cylinder 5 can be promoted to the prestress having surpassed steel rope 6, strengthen the effect of super lifting device, the diastrophic trend of effective reduction arm, improves the construction machinery and equipment of this super lifting device of application, the lift heavy performance of such as hoisting crane.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. one kind has surpassed wire-rope connecting device (1) for what connect pre-locking oil cylinder (5) and surpassed steel rope (6), it is characterized in that, comprise riser (20) and fag end holding device that two interblocks separate, the first end of described riser (20) is used for being connected with pre-locking oil cylinder (5), formed between described two pieces of risers (20) for holding the described groove (202) having surpassed the fag end (60) of steel rope (6), described fag end holding device is arranged to for being remained in described groove (202) by described fag end (60).
2. according to claim 1ly surpassed wire-rope connecting device (1), it is characterized in that, described fag end holding device comprises the limiting stopper (30) of the second end being arranged on described riser (20), described limiting stopper (30) has the described U-type groove having surpassed steel rope (6) and passed of permission, the end of the close described groove (202) of described limiting stopper (30) is used for the enlarged diameter portion abutting against described fag end (60), and described fag end (60) is remained in described groove (202).
3. according to claim 1 and 2ly surpassed wire-rope connecting device (1), it is characterized in that, described fag end holding device comprise be positioned at described groove (202) and be adjacent to described riser (20) first end arrange fag end adapter plate (101), for being connected with the end of described fag end (60).
4. according to claim 1 and 2ly surpassed wire-rope connecting device (1), it is characterized in that, described fag end holding device comprises the bearing pin (102) be arranged between described two risers (20), jumps out described groove (202) for preventing described fag end (60).
5. according to claim 4ly surpassed wire-rope connecting device (1), it is characterized in that, described bearing pin (102) is fixing or be removably mounted between described two risers (20).
6. according to claim 1ly surpassed wire-rope connecting device (1), it is characterized in that, the described wire-rope connecting device (1) that surpassed also comprises strut member (40), and described two risers (20) are arranged on described strut member (40).
7. according to claim 6ly surpassed wire-rope connecting device (1), it is characterized in that, described strut member (40) is made up of nylon material.
8. one kind has surpassed steel wire rope pre-tightening device, it is characterized in that, comprise pre-locking oil cylinder (5), surpassed steel rope (6) and as arbitrary in claim 1-7 as described in surpassed wire-rope connecting device (1), described pre-locking oil cylinder (5) is connected with described one end having surpassed wire-rope connecting device (1), and described fag end (60) is remained in described groove (202) by described fag end holding device.
9. a super lifting device, is characterized in that, comprises and has surpassed mast (7) and surpassed steel wire rope pre-tightening device as claimed in claim 8.
10. super lifting device according to claim 9, is characterized in that, the described steel wire rope pre-tightening device that surpassed is arranged on described having surpassed in mast (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520080736.4U CN204569236U (en) | 2015-02-04 | 2015-02-04 | Wire-rope connecting device and pre-tightening apparatus thereof and super lifting device are surpassed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520080736.4U CN204569236U (en) | 2015-02-04 | 2015-02-04 | Wire-rope connecting device and pre-tightening apparatus thereof and super lifting device are surpassed |
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| Publication Number | Publication Date |
|---|---|
| CN204569236U true CN204569236U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520080736.4U Active CN204569236U (en) | 2015-02-04 | 2015-02-04 | Wire-rope connecting device and pre-tightening apparatus thereof and super lifting device are surpassed |
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| CN (1) | CN204569236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067506A (en) * | 2019-05-22 | 2019-07-30 | 徐州徐工铁路装备有限公司 | Thruster of jumbo front haulage mechanism |
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2015
- 2015-02-04 CN CN201520080736.4U patent/CN204569236U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067506A (en) * | 2019-05-22 | 2019-07-30 | 徐州徐工铁路装备有限公司 | Thruster of jumbo front haulage mechanism |
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