CN101927968A - Inner-wall rope-pressing cable drum - Google Patents
Inner-wall rope-pressing cable drum Download PDFInfo
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- CN101927968A CN101927968A CN 201010292529 CN201010292529A CN101927968A CN 101927968 A CN101927968 A CN 101927968A CN 201010292529 CN201010292529 CN 201010292529 CN 201010292529 A CN201010292529 A CN 201010292529A CN 101927968 A CN101927968 A CN 101927968A
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- rope
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- steel rope
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Abstract
The invention provides an inner-wall rope-pressing cable drum, which comprises a drum provided with a drum shaft, wherein, the drum is provided with a rope return ring; the inner side of the drum is provided with a plurality of cable pressing plates; and the drum is further provided with a rope outlet. In the invention, the tail end of a cable is fixed at the inner side of the drum, thus shortening the length of the drum and lowering the weight of the drum. Compared with the prior art, the inner-wall rope-pressing cable drum simplifies the structure of the drum, reducing the link for processing an oblique rope groove, lowering technological difficulty and saving production cost. The cable is in a natural shape and the cable pressing plates at the inner side of the drum are stressed evenly, thus the strength of the cable is not lowered due to buckling or distortion.
Description
Technical field
The present invention relates to the crane rope reel, particularly a kind of inner-wall rope-pressing cable drum.
Background technology
Big elevating capacity, high Yang Cheng crane facility overall dimensions and deadweight are bigger, have increased difficulty for manufacturing, transportation, installation, and the complete machine cost is also very expensive, how to reduce equipment integral size and deadweight, becomes the problem that becomes increasingly conspicuous.Steel rope is the strength member in the hoisting crane, its effect is to be wrapped in above the reel, bear whole lifting loads, the action edge transmission of going forward side by side, finish the task that weight promotes and transfers, therefore, the fixed form of steel rope on reel will directly have influence on the size of reel, thereby have influence on layout, oad, the installation method of complete machine structure.At present, on the hoisting crane fixedly the method for steel rope mainly contain three kinds, a kind of is at the fixing tail of rope of the outer wall of reel with pressing plate and bolt, this method construct is simple, is convenient to O﹠E, and is very reliable, the most frequently used, but its shortcoming is that shared locus is big, and can only be used for two-layer winding at most; A kind of be steel rope on chock, and pack in the wedge hole of reel with chock, under the lineoutofservice signal pull effect by wedging.This method rolled configuration is also complicated, and more change steel rope is more bothersome.
Big elevating capacity, what the high-lift general steel rope of winding type hoisting crane adopted on reel is multiple wraps, centre and two ends are equipped with returns becket bridle, steel rope normally adopts pressing plate directly to be fixed on the reel cylindrical, there is the grooving of rotation direction to twine along reel then, but in the middle of on the reel of multiple wraps and both sides all are equipped with and are returned the becket bridle device, steel rope will be from pressing end to the working end, must pass and return becket bridle, this just needs steel rope at first must roll over an angle, to leave grooving and breach at reel and the relevant position of returning on the becket bridle then, steel rope from indentation, there from pressing ran through active section, see Fig. 5, Fig. 6 and Fig. 7, if at this moment wirerope diameter is excessive, knuckle just can not be too big, because the steel rope deadlock of thick diameter is too big, want to pass and return becket bridle and must cooperate some accessory appliancess to come wire rope handling, and on the reel and return and open oblique slot on the becket bridle and increased technology difficulty, steel rope is pressed rope on the reel outer wall simultaneously, press rope will increase by 6 circle groovings altogether for the double crosslinking drum end, press fake 3 circles for pressing rope not only to increase in the middle of the double crosslinking drum, and the centre is returned becket bridle and will be arranged 2, so all cause the reel axial length to increase, made reel weight increase.
Summary of the invention
Technical matters to be solved by this invention provides a kind of inner-wall rope-pressing cable drum, can simplify the structure of reel, shortens reel length, reduces reel weight.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of inner-wall rope-pressing cable drum comprises in reel, the reel being provided with drum shaft that reel is provided with and returns becket bridle, in the reel installed inside a plurality of steel rope pressing plates are arranged, on reel, be provided with rope hole.
Described steel rope pressing plate is 12, and is evenly distributed on the circumference of reel.
Described steel rope pressing plate with return the corresponding position of becket bridle alternative arrangement.
The pitch A of described a plurality of steel rope pressing plates progressively changes in order, to adapt to the drift angle of steel rope.
The grooving of described steel rope pressing plate has the radian R that the curved surface with reel adapts.
Described rope hole has an inclination angle E.
Described inclination angle E is 45-65 °.
In the described steel rope pressing plate, the bolt both sides are provided with grooving.
In the described steel rope pressing plate, the grooving both sides are provided with bolt.
A kind of inner-wall rope-pressing cable drum provided by the invention, by the steel wire tail of rope being fixed on the inboard of reel, thereby shortened reel length, reduced reel weight, compared with prior art, simplified the structure of reel, but also reduced the link of processing oblique grooving, and reduced technology difficulty, saved productive costs.The steel rope natural shape, between each steel rope pressing plate of the inboard of reel stressed evenly, can not reduce the intensity of steel rope because of bending or twisting.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is the structural representation of steel rope pressing plate among the present invention.
Fig. 4 is the E-E cutaway view of Fig. 3.
Fig. 5 is a structural representation of the prior art.
Fig. 6 is the partial top view of Fig. 5.
Fig. 7 is the F-F cutaway view of Fig. 6.
The specific embodiment
Embodiment one:
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of inner-wall rope-pressing cable drum, comprise in reel 2, the reel 2 and be provided with drum shaft 3, two ends are provided with side and return becket bridle 5 on the reel 2, return becket bridle 4 in the middle of being provided with in the middle of the reel 2, the centre return becket bridle 4 and side return becket bridle 5 all by screw retention on the circumference of reel 2, gear 6 is fixed on reel 2 flanges by articulation bolt or shearing cover, reel 2 two ends are bearing on the bearing seat 1 by drum shaft 3, and a plurality of steel rope pressing plates 7 are by being bolted on the drum wall.Reel 2 between first and last steel rope pressing plate 7 is provided with rope hole 8, promptly between the C place and D place among Fig. 2.
When making, at first reel 2 clampings are fixed, mark the screwhole position that is connected that returns becket bridle and reel 2, quantity is 12, circumference is evenly arranged, mark the position of steel rope pressing plate 7 centre holes then, quantity is 12, the screw of steel rope pressing plate 7 with return the fixing threaded hole of becket bridle on reel and equidistantly stagger, then along locating apart from rotating 20 ± 2 ° to first steel rope pressing plate 7 positions on last steel rope pressing plate 7 position circumference, mark reel rope hole 8 positions, the hole is that reel 2 returns first section grooving point of becket bridle 4 bonded assemblys with the centre in the position that drum shaft makes progress, and utilizes beam drill to process screw according to above-mentioned scribing position at last on reel 2.In addition, because the double crosslinking drum that most of hoist rollers adopt, so the pressure rope mode of the steel rope that adopts all is " one presses two ", be in the steel rope pressing plate 7, the bolt both sides are provided with grooving, utilize a steel rope pressing plate 7 to fix two steel rope tails of rope, the pressing plate interstitial hole is fixed by bolts on reel 2 inwalls, and steel rope passes from the rope hole 8 of reel inwall.In Fig. 2, seamlessly transit at the rope hole place for making steel rope, rope hole 8 has an inclination angle E, and the span of inclination angle E is 45-65 °.
Simultaneously, in order to guarantee that steel rope passes from correct position, adopt middle rope stretching mode for the double crosslinking drum steel rope, steel rope pressing plate 7 also should be designed to the variable pitch mode, for ease of understanding, pitch is set at the distance of grooving axis to the bolt axis, as the distance A among Fig. 3, reel 2 inwalls are 12 steel rope pressing plates altogether, first to the 6th is designed to constant pitch carpenters square cun, the 7 to the 12 steel rope pressing plate 7 of the 7th steel rope pressing plate is designed to the variable pitch size, six steel rope pressing plate 7 each pitch equidimensions change, the pitch size of last pressing plate should satisfy the position of starting of first lap steel rope on the reel 2, promptly adapts to the drift angle of steel rope, and the length B of corresponding steel rope pressing plate 7 also changes thereupon.
Because of the reel inwall is a cambered surface, therefore the grooving place of steel rope pressing plate also should be designed to the cambered surface that adapts to reel inwall curvature, be that pressing plate grooving cambered surface radius should be reel inwall radius and deducts a wirerope diameter, promptly the R among Fig. 4 guarantees that with this steel rope can better be fixed on reel 2 inwalls.
Embodiment 2:
Different with double crosslinking drum is that the rope hole 8 of simply connected roller steel wire rope is located at side and returns becket bridle 5 places, is provided with bolt and its steel rope pressing plate 7 also just is designed to the grooving both sides, compresses steel rope by fixing two bolts.
A kind of inner-wall rope-pressing cable drum provided by the invention, simplified reel structure greatly, reduced technology difficulty, especially for big elevating capacity, high-lift hoisting crane, solved a multi-lay winding wire ropes fixed installation difficult problem, improved work efficiency, saved engineering cost, be worthy of popularization.
Claims (9)
1. inner-wall rope-pressing cable drum, comprise in reel (2), the reel (2) and be provided with drum shaft (3), reel (2) is provided with and returns becket bridle, it is characterized in that: in reel (2) installed inside a plurality of steel rope pressing plates (7) are arranged, be provided with rope hole (8) on reel (2).
2. a kind of inner-wall rope-pressing cable drum according to claim 1 is characterized in that: described steel rope pressing plate (7) is 12, and is evenly distributed on the circumference of reel (2).
3. a kind of inner-wall rope-pressing cable drum according to claim 2 is characterized in that: described steel rope pressing plate (7) with return the corresponding position of becket bridle alternative arrangement.
4. according to claim 1,2,3 described a kind of inner-wall rope-pressing cable drums, it is characterized in that: the pitch A of described a plurality of steel rope pressing plates (7) progressively changes in order, to adapt to the drift angle of steel rope.
5. according to claim 1,2,3 described a kind of inner-wall rope-pressing cable drums, it is characterized in that: the grooving of described steel rope pressing plate (7) has the radian R that the curved surface with reel (2) adapts.
6. a kind of inner-wall rope-pressing cable drum according to claim 1 is characterized in that: described rope hole (8) has an inclination angle E.
7. a kind of inner-wall rope-pressing cable drum according to claim 6 is characterized in that: described inclination angle E is 45-65 °.
8. a kind of inner-wall rope-pressing cable drum according to claim 1 is characterized in that: in the described steel rope pressing plate (7), the bolt both sides are provided with grooving.
9. a kind of inner-wall rope-pressing cable drum according to claim 1 is characterized in that: in the described steel rope pressing plate (7), the grooving both sides are provided with bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010292529 CN101927968A (en) | 2010-09-27 | 2010-09-27 | Inner-wall rope-pressing cable drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010292529 CN101927968A (en) | 2010-09-27 | 2010-09-27 | Inner-wall rope-pressing cable drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101927968A true CN101927968A (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010292529 Pending CN101927968A (en) | 2010-09-27 | 2010-09-27 | Inner-wall rope-pressing cable drum |
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| CN (1) | CN101927968A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174102A (en) * | 2015-09-29 | 2015-12-23 | 河南蒲瑞精密机械有限公司 | Compact hoist roller |
| CN105460821A (en) * | 2015-12-23 | 2016-04-06 | 武汉船用机械有限责任公司 | Winding drum for winding engine |
| CN107265196A (en) * | 2017-06-07 | 2017-10-20 | 广东运峰电力安装有限公司 | A kind of locking device of rope tail end |
| CN113023608A (en) * | 2021-03-30 | 2021-06-25 | 中国电建集团北京勘测设计研究院有限公司 | Bidirectional driving winch |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2053976A (en) * | 1933-03-01 | 1936-09-08 | Columbus Mckinnon Chain Compan | Detent means for cable drums |
| EP1231179A2 (en) * | 2001-02-07 | 2002-08-14 | Demag Cranes & Components GmbH | Releasable attachment for a cable at a cable drum |
| CN2897973Y (en) * | 2006-04-30 | 2007-05-09 | 济南重工股份有限公司 | Drum device for fixing and coiling flat rope |
| CN201825680U (en) * | 2010-09-27 | 2011-05-11 | 中国葛洲坝集团机械船舶有限公司 | Inner wall rope-pressing type steel wire rope reel |
-
2010
- 2010-09-27 CN CN 201010292529 patent/CN101927968A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2053976A (en) * | 1933-03-01 | 1936-09-08 | Columbus Mckinnon Chain Compan | Detent means for cable drums |
| EP1231179A2 (en) * | 2001-02-07 | 2002-08-14 | Demag Cranes & Components GmbH | Releasable attachment for a cable at a cable drum |
| CN2897973Y (en) * | 2006-04-30 | 2007-05-09 | 济南重工股份有限公司 | Drum device for fixing and coiling flat rope |
| CN201825680U (en) * | 2010-09-27 | 2011-05-11 | 中国葛洲坝集团机械船舶有限公司 | Inner wall rope-pressing type steel wire rope reel |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105174102A (en) * | 2015-09-29 | 2015-12-23 | 河南蒲瑞精密机械有限公司 | Compact hoist roller |
| CN105460821A (en) * | 2015-12-23 | 2016-04-06 | 武汉船用机械有限责任公司 | Winding drum for winding engine |
| CN107265196A (en) * | 2017-06-07 | 2017-10-20 | 广东运峰电力安装有限公司 | A kind of locking device of rope tail end |
| CN113023608A (en) * | 2021-03-30 | 2021-06-25 | 中国电建集团北京勘测设计研究院有限公司 | Bidirectional driving winch |
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Application publication date: 20101229 |