CN105565176B - A kind of asymmetric cable crane of single column - Google Patents

A kind of asymmetric cable crane of single column Download PDF

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Publication number
CN105565176B
CN105565176B CN201610078397.5A CN201610078397A CN105565176B CN 105565176 B CN105565176 B CN 105565176B CN 201610078397 A CN201610078397 A CN 201610078397A CN 105565176 B CN105565176 B CN 105565176B
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CN
China
Prior art keywords
bank
anchorage
mountain valley
cable
truss
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CN201610078397.5A
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Chinese (zh)
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CN105565176A (en
Inventor
邓晓峰
廖云沼
田伟
李豪
闫川川
杨建辉
刘丽生
徐亮
杜锐
黄冰
陈伟
陈金山
Original Assignee
中铁港航局集团有限公司
中铁港航局集团第二工程有限公司
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Priority to CN201610078397.5A priority Critical patent/CN105565176B/en
Publication of CN105565176A publication Critical patent/CN105565176A/en
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Publication of CN105565176B publication Critical patent/CN105565176B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C21/00Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways

Abstract

The invention discloses a kind of asymmetric cable crane of single column, including the eastern bank anchorage being located on the bank massif of mountain valley east, physical features is located at less than the west bank anchorage on the pylon on the mountain valley west bank of mountain valley east bank and the mountain valley west bank massif being located on rear side of pylon, across pylon, tensioning has the track cable across mountain valley between eastern bank anchorage and west bank anchorage, track cable has been provided with hanging pulley, rise and hauling rope and hoisting rope are set on hanging pulley, hauling rope is connected to the rack winch being located on mountain valley east bank and/or mountain valley west bank, hoisting rope is connected to the hoisting winding being located on mountain valley east bank and/or mountain valley west bank.The present invention uses the asymmetric cable crane of single column, i.e. the mountain valley east direct anchor of bank track cable in the bank massif of mountain valley east, and mountain valley west bank side sets pylon, and then track cable is anchored on the massif of mountain valley west bank by pylon.The time of construction cable tower is saved on the duration, cost has economically been saved, being solved in difficulty of construction cannot set the problem of cable tower.

Description

A kind of asymmetric cable crane of single column

Technical field

The present invention is used for technical field of bridge construction, more particularly to a kind of asymmetric cable crane of single column.

Background technology

With a varied topography, it is difficult to the earth work of current construction site, such as low lying areas, the ground such as dam, river, mountain valley The material in area is conveyed, it is necessary to set large span cable crane to convey material to each required place.

With the progress and expanding economy of science and technology, bridge construction is rapidly developed.Cable crane as greatly across One of conventional construction method of bridge, especially Arch Bridge Construction is spent more and more widely to be paid close attention to.In long-span arch bridge, when Reinforced concrete arch bridge use cantilever construction when, cable crane be coordinate its construction only selection, cable crane mainly with The characteristics of transport space scope is wide, starting parcel weight is big is as the prerequisite in Arch Bridge Construction.According to facing that lifting needs Outage degree cable crane principal mode be the symmetrical cable crane of double tower, without tower cable crane and the asymmetric cable crane of single column.

The existing symmetrical cable crane of double tower, is only applicable to the close engineering of two sides landform.Using double tower cable crane, need Cable tower is set in two sides, and cable tower anchor ingot is set.Because Arch Bridge Construction major part is the location in leap mountain valley or river valley, and It is with a varied topography, the discrepancy in elevation larger topographic features precipitous especially for two sides mountain shape, cable tower is installed and its transport of materials is extremely stranded Difficulty, not only time-consuming, fund input is also huge.

The content of the invention

To solve the above problems, a kind of asymmetric cable crane of single column of present invention offer, its cumulated volume engineering topographic features, I.e. eastern bank mountain shape is precipitous, higher than west bank side, rationally using topographical elevation difference, using the asymmetric cable crane of single column, is saved on the duration Saved construction cable tower time, economically saved cable tower construction, the cost of cable tower material, solved in difficulty of construction because Eastern bank landform is precipitous, it is impossible to set the problem of cable tower.

The technical solution adopted for the present invention to solve the technical problems is:A kind of asymmetric cable crane of single column, including set Eastern bank anchorage on the bank massif of mountain valley east, physical features is located at less than the pylon on the mountain valley west bank of mountain valley east bank and is located at described The west bank anchorage on the massif of mountain valley west bank on rear side of pylon, across the pylon between eastern bank anchorage and west bank anchorage tensioning have across The track cable in mountain valley is crossed, track cable has been provided with hanging pulley, rise and hauling rope and hoisting rope are set on hanging pulley, the hauling rope connects Be connected to be located at mountain valley east bank and/or mountain valley west bank on rack winch, the hoisting rope be connected to be located at mountain valley east bank and/or Hoisting winding on the west bank of mountain valley.

The improvement of technical solution of the present invention is further used as, the rack winch is located at mountain valley east bank, on the anchorage of west bank It is provided with the first built-in fitting for turning to the hauling rope.

The improvement of technical solution of the present invention is further used as, the hoisting winding is located at mountain valley east bank, on the anchorage of west bank It is provided with the second built-in fitting for turning to the hoisting rope.

The improvement of technical solution of the present invention is further used as, the eastern bank anchorage is provided with anchorage guide groove, in anchorage guide groove The track cable anchorage trave lling girder of connection track cable is provided with, track cable anchorage trave lling girder is provided with the jack of securable track cable, The bottom rear of track cable anchorage trave lling girder is provided with rear support beam, and the rear side cell wall of anchorage guide groove is provided with the offside of rear support beam Rear side rail, rear support beam is provided with the rear walking wheel that can be laterally rolled along rear side rail, the top of track cable anchorage trave lling girder Front side is provided with front support beam, and the front side cell wall of anchorage guide groove is provided with front side rail, is set on rear support beam in the offside of front support beam There is the front walking wheel that can be laterally rolled along front side rail.

The improvement of technical solution of the present invention is further used as, being provided with hauling rope at the top of the track cable anchorage trave lling girder leads To wheel, the hauling rope is connected to the rack winch on rear side of eastern bank anchorage across haulage cable guide wheel.

The improvement of technical solution of the present invention is further used as, the bottom of the eastern bank anchorage is provided with squeezes into mountain valley east bank massif On the first pile foundation, first pile foundation include the first tension stake and positioned at first tension stake on front side of the first compressive pile, The bottom of the west bank anchorage is provided with the second pile foundation squeezed on the massif of mountain valley west bank, and second pile foundation includes the stake of the second tension With the second compressive pile on rear side of second tension stake.

The improvement of technical solution of the present invention is further used as, the pylon is the twin columns gate-type for including king-post and tower top truss Sarasota, the tower top truss top is provided with saddle guide rail and can be set on the saddle along the saddle of the saddle slide Have for the track cable, hauling rope and hoisting rope across pulley.

The improvement of technical solution of the present invention is further used as, the top of the pylon is provided with guy on the downside of saddle guide rail Rope distribution beam, wind cable distribution beam both sides before and after pylon are equipped with wind cable anchorage, wind cable anchorage and mountain valley west Tensioning wind cable between bank massif.

It is further used as the improvement of technical solution of the present invention, the king-post includes four steel pipes and by four steel pipe connectings The connection system being integrated, mountain valley west bank massif is provided with king-post basis, and the free bearing for connecting the king-post, institute are provided with the basis of king-post State free bearing and be mounted in the lower hinged seat including the lower hinged seat by the 3rd built-in fitting on the basis of the king-post, by bearing pin On upper hinged seat and be located at the upper hinged seat top and the bottom that can be connected by first flange with the four of king-post steel pipes Portion's steel pipe, pours the concrete of vibration compacting in the bottom steel pipe, be provided with the both sides of lower hinged seat on the basis of the king-post The steel stack that hinged seat swings around bearing pin can be limited, the steel stack is by the 4th built-in fitting on the basis of the king-post.

The improvement of technical solution of the present invention is further used as, the pylon is provided with some intercolumniation connection systems between two king-posts, The tower top truss includes the left side truss and right side truss at the top of two king-posts, and left side truss and right side truss pass through second Flange is connected, and left side truss and right side truss are respectively provided with some truss joint steel pipes, the left side truss, right side truss with purlin The junction of frame joint steel pipe is provided with internal lining pipe, is equipped with diagonal brace between the tower top truss and two king-posts, tower top truss bottom and King-post inner side is provided with the diagonal brace hinged seat for connecting the diagonal brace, and tower top truss, two king-posts set in the junction with diagonal brace hinged seat There is internal lining pipe.

Beneficial effects of the present invention:Integration engineering topographic features of the present invention, i.e. mountain valley east bank mountain shape are precipitous, than mountain valley west bank Side is high, and rationally using topographical elevation difference, using the asymmetric cable crane of single column, i.e., bank track cable in mountain valley east is directly using eastern bank anchorage In in the bank massif of mountain valley east, mountain valley west bank side sets pylon to anchor, and then track cable is anchored in mountain valley west bank massif by pylon On the anchorage of west bank.The present invention saves the time of construction cable tower by above-mentioned technical proposal on the duration, economically saves The construction of cable tower, the cost of cable tower material, solve because eastern bank landform is precipitous, it is impossible to set the problem of cable tower in difficulty of construction.

Brief description of the drawings

The invention will be further described below in conjunction with the accompanying drawings:

Fig. 1 is overall structure structural representation of the present invention;

Fig. 2 is anchorage structures schematic diagram in west bank of the present invention;

Fig. 3 is east bank anchorage structures schematic diagram of the invention;

Fig. 4 is pylon structure front view of the present invention;

Fig. 5 is pylon structure side view of the present invention;

Fig. 6 is free bearing structural front view of the present invention;

Fig. 7 is free bearing structural side view of the present invention;

Fig. 8 is tower top structural front view of the present invention;

Fig. 9 is tower top structural side view of the present invention.

Specific embodiment

Referring to figs. 1 to Fig. 9, that show the concrete structure of the preferred embodiments of the invention.Will be detailed below this Invent the design feature of each element, and be with shown in Fig. 1 if being described to during direction (upper and lower, left and right, before and after) Structure is that, with reference to description, but actually used direction of the invention is not limited thereto.

The invention provides a kind of asymmetric cable crane of single column, including be located at eastern bank anchorage 1 on the bank massif of mountain valley east, Physical features is located at less than the pylon 2 on the mountain valley west bank of mountain valley east bank and is located on the mountain valley west bank massif of the rear side of the pylon 2 West bank anchorage 3, across the pylon 2, tensioning has the track cable 4 across mountain valley, load-bearing between eastern bank anchorage 1 and west bank anchorage 3 Rope 4 has been provided with hanging pulley 5, rises and hauling rope 6 and hoisting rope 7 are set on hanging pulley 5, and the hauling rope 6 is connected to and is located at mountain valley Rack winch 8 on eastern bank and/or mountain valley west bank, the hoisting rope 7 is connected to and is located on mountain valley east bank and/or mountain valley west bank Hoisting winding 9.Integration engineering topographic features of the present invention, i.e. mountain valley east bank mountain shape are precipitous, higher than mountain valley west bank side, rationally profit With topographical elevation difference, using the asymmetric cable crane of single column, i.e. mountain valley east bank track cable directly using the eastern anchor of bank anchorage 1 in mountain valley east In bank massif, mountain valley west bank side sets pylon 2, and then track cable 4 is anchored in the west bank anchor of mountain valley west bank massif by pylon 2 On heavy stone used as an anchor 3.The present invention saves the time of construction cable tower by above-mentioned technical proposal on the duration, has economically saved cable tower and has applied The cost of work, cable tower material, solves because eastern bank landform is precipitous, it is impossible to set the problem of cable tower in difficulty of construction.

Used as the preferred embodiment of the present invention, reference picture 1, Fig. 2, the rack winch 8 is located at mountain valley east bank, west bank Anchorage 3 is provided with the first built-in fitting for turning to the hauling rope 6, and the hoisting winding 9 is located at mountain valley east bank, west bank anchorage 3 It is provided with the second built-in fitting for turning to the hoisting rope 7.The bottom of the eastern bank anchorage 1 is provided with 4 2m and squeezes into mountain valley Dong Anshan The first pile foundation on body, first pile foundation includes the first tension stake 11 and resists positioned at the first of the front side of first tension stake 11 Piling 12, the bottom of the west bank anchorage 3 is provided with the second pile foundation that 4 2m are squeezed on the massif of mountain valley west bank, second pile foundation Including the second tension stake 31 and the second compressive pile 32 positioned at the rear side of second tension stake 31.

Because the change of lifting sections position is, it is necessary to laterally adjust Hoisting Position, therefore eastern bank anchorage 1 is designed as may move Formula, concrete scheme is as follows:Referring to Fig. 3, the eastern bank anchorage 1 is provided with anchorage guide groove 13, and being provided with connection in anchorage guide groove 13 holds The track cable anchorage trave lling girder 41 of weight rope 4, track cable anchorage trave lling girder 41 is provided with the jack 42 of securable track cable 4, holds The bottom rear of weight rope anchorage trave lling girder 41 is provided with rear support beam 43, and the rear side cell wall of anchorage guide groove 13 is in the right of rear support beam 43 Side is provided with rear side rail 44, and rear support beam 44 is provided with the rear walking wheel 45 that can be laterally rolled along rear side rail 44, track cable anchor The top front side of heavy stone used as an anchor trave lling girder 41 is provided with front support beam 46, and the front side cell wall of anchorage guide groove 13 is provided with the offside of front support beam 46 Front side rail 47, rear support beam 43 is provided with the front walking wheel 48 that can be laterally rolled along front side rail 47.The track cable anchorage The top of trave lling girder 41 is provided with haulage cable guide wheel 49, and the hauling rope 6 is connected to eastern bank anchorage 1 across haulage cable guide wheel 49 The rack winch 8 of rear side.

Referring to Fig. 4, Fig. 5, the pylon 2 is the twin columns gate-type Sarasota for including king-post 21 and tower top truss 22, the tower top The top of truss 22 is provided with saddle guide rail 23 and the saddle 24 that can be slided along the saddle guide rail 23, and the saddle 24 is provided with confession The track cable 4, hauling rope 6 and hoisting rope 7 across pulley.

Referring to Fig. 6-Fig. 9, the top of the pylon 2 is provided with wind cable distribution beam 25, guy in the downside of saddle guide rail 23 The both sides before and after pylon 2 of rope distribution beam 25 are equipped with wind cable anchorage 26, wind cable anchorage 26 and mountain valley west bank massif Between tensioning wind cable 27.The connection that four steel pipes 28 are connected as a single entity including four steel pipes 28 and is 29 by the king-post 2, tower 71m high, is 4m × 4m per the section of king-post 21, and the centre distance between two king-posts 21 is 20.0m, the direction across bridge width of tower top truss 22 It is 28m, mountain valley west bank massif is provided with king-post basis 210, and king-post basis 210 is provided with the free bearing for connecting the king-post 21, institute Stating free bearing is included the lower hinged seat 212 being mounted on the king-post basis 210 by the 3rd built-in fitting 211, is mounted in by bearing pin 213 Upper hinged seat 214 on the lower hinged seat 212 and it is located at the top of the upper hinged seat 214 and can be with the four of king-post 21 steel The concrete of vibration compacting is poured in the bottom steel pipe 216 that pipe 28 is connected by first flange 215, the bottom steel pipe 216 217, hinged seat 214 swings around bearing pin 213 on the both sides of lower hinged seat 214 are provided with and can limit on the king-post basis 210 Steel stack 218, the steel stack 218 is by the 4th built-in fitting 219 on the king-post basis 210.

It is 220 that the pylon 2 is provided with 3 road intercolumniation connections between two king-posts 21, and the tower top truss 22 includes being located at two towers The left side truss 221 and right side truss 222 at the top of post 21, left side truss 221 and right side truss 222 are connected by second flange 223, left side truss 222 and right side truss 223 are respectively provided with some truss joint steel pipes 224, the left side truss 221, right side purlin Frame 222 is provided between internal lining pipe 225, the king-post 21 of the tower top truss 22 and two in the junction with truss joint steel pipe 224 and is all provided with There is diagonal brace 226, the bottom of tower top truss 22 and the inner side of king-post 21 are provided with the diagonal brace hinged seat 227 for connecting the diagonal brace 226, tower top purlin Frame 22, two king-posts 21 are provided with internal lining pipe 225 in the junction with diagonal brace hinged seat 227.

Cable crane span is 827+155 meters in the present embodiment, double groups of track cables 4, and every group two are played hanging pulley 5, every group Track cable 4 is made up of the independent wire strand of 8 the 60 of 6 × 37s+IWR of model, and each plays hanging pulley 5 and is walked for 32 by 4 axle, 8 line Road wheel is constituted.Two groups of center spacing 18.3m of track cable 4, saddle 24 is can cross sliding type(The traversing scope of track cable center line 9.15m), the common hemp center wireline that the hauling rope 6 of hanging pulley 5 is for 28 is played, using to pull-type drawing method, every hauling rope 6 exists 2 lines are walked in the range of main span(1 pulley is respectively set on saddle and on sport car), enter 10t rack winches 8(Do not set fixing end, steel Cord two ends are entered 10t rack winches and are drawn simultaneously).Hoisting rope 7 is 26 common hemp center wireline, walks 8 lines and enters 8t liftings Hoist engine 9(Fixing end is not set, steel wire rope two ends are entered 8t hoisting windings and lifted simultaneously).

Certainly, the invention is not limited to above-mentioned implementation method, and those of ordinary skill in the art are without prejudice to originally Equivalent variations or replacement can be also made on the premise of spirit, these equivalent modifications or replacement are all contained in the application right It is required that in limited range.

Claims (8)

1. the asymmetric cable crane of a kind of single column, it is characterised in that:Including be located on the bank massif of mountain valley east eastern bank anchorage, be located at Physical features is less than the west bank on the pylon on the mountain valley west bank of mountain valley east bank and the mountain valley west bank massif being located on rear side of the pylon Anchorage, across the pylon, tensioning has the track cable across mountain valley between eastern bank anchorage and west bank anchorage, and track cable has been provided with Hanging pulley, rises and hauling rope and hoisting rope is set on hanging pulley, and the hauling rope is connected to and is located at mountain valley east bank and/or mountain valley west bank On rack winch, the hoisting rope be connected to be located at mountain valley east bank and/or mountain valley west bank on hoisting winding, the tower Frame is the twin columns gate-type Sarasota for including king-post and tower top truss, and tower top truss top is provided with saddle guide rail and can be along described The saddle of saddle slide, the saddle be provided with for the track cable, hauling rope and hoisting rope across pulley, the tower Post includes four steel pipes and the connection system that four steel pipes are connected as a single entity, and mountain valley west bank massif is provided with king-post basis, tower Column foundation is provided with the free bearing for connecting the king-post, and the free bearing is included by the 3rd built-in fitting on the basis of the king-post Lower hinged seat, the upper hinged seat by bearing pin on the lower hinged seat and it is located at the upper hinged seat top and can be with tower The bottom steel pipe that four steel pipes of post are connected by first flange, pours the concrete of vibration compacting, institute in the bottom steel pipe State the steel stack that hinged seat swings around bearing pin on the both sides of lower hinged seat are provided with and can limit on the basis of king-post, the steel stack is by the Four built-in fittings are on the basis of the king-post.
2. the asymmetric cable crane of single column according to claim 1, it is characterised in that:The rack winch is located at mountain valley Eastern bank, west bank anchorage is provided with the first built-in fitting for turning to the hauling rope.
3. the asymmetric cable crane of single column according to claim 1, it is characterised in that:The hoisting winding is located at mountain valley Eastern bank, west bank anchorage is provided with the second built-in fitting for turning to the hoisting rope.
4. the asymmetric cable crane of single column according to claim 1, it is characterised in that:The eastern bank anchorage is provided with anchorage Guide groove, is provided with the track cable anchorage trave lling girder of connection track cable in anchorage guide groove, track cable anchorage trave lling girder is provided with securable The jack of track cable, the bottom rear of track cable anchorage trave lling girder is provided with rear support beam, and the rear side cell wall of anchorage guide groove is rear The offside of support beam is provided with rear side rail, and rear support beam is provided with the rear walking wheel that can be laterally rolled along rear side rail, track cable The top front side of anchorage trave lling girder is provided with front support beam, and the front side cell wall of anchorage guide groove is provided with front side steel in the offside of front support beam Rail, rear support beam is provided with the front walking wheel that can be laterally rolled along front side rail.
5. the asymmetric cable crane of single column according to claim 4, it is characterised in that:The track cable anchorage trave lling girder Top is provided with haulage cable guide wheel, and the hauling rope is connected to the traction elevator on rear side of eastern bank anchorage across haulage cable guide wheel Machine.
6. the asymmetric cable crane of single column according to claim 4, it is characterised in that:The bottom of the eastern bank anchorage is provided with The first pile foundation squeezed on the bank massif of mountain valley east, first pile foundation includes the stake of the first tension and before first tension stake First compressive pile of side, the bottom of the west bank anchorage is provided with the second pile foundation squeezed on the massif of mountain valley west bank, described second Base includes the stake of the second tension and the second compressive pile on rear side of second tension stake.
7. the asymmetric cable crane of single column according to claim 1, it is characterised in that:Led in saddle at the top of the pylon Wind cable distribution beam is provided with the downside of rail, wind cable distribution beam both sides before and after pylon are equipped with wind cable anchorage, guy Tensioning wind cable between rope anchorage and mountain valley west bank massif.
8. the asymmetric cable crane of single column according to claim 1, it is characterised in that:The pylon is provided between two king-posts Some intercolumniations connection system, the tower top truss includes the left side truss and right side truss at the top of two king-posts, left side truss and Right side truss is connected by second flange, and left side truss and right side truss are respectively provided with some truss joint steel pipes, the left side purlin Frame, right side truss are provided with internal lining pipe in the junction with truss joint steel pipe, are equipped between the tower top truss and two king-posts tiltedly Support, tower top truss bottom and king-post inner side are provided with the diagonal brace hinged seat for connecting the diagonal brace, tower top truss, two king-posts with diagonal brace The junction of hinged seat is provided with internal lining pipe.
CN201610078397.5A 2016-02-03 2016-02-03 A kind of asymmetric cable crane of single column CN105565176B (en)

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CN106276627B (en) * 2016-09-27 2018-09-07 湖南省中南桥梁安装工程有限公司 A kind of multi-tower continuous across hoist cable crane
CN107176548B (en) * 2017-06-29 2018-06-19 湖南省中南桥梁安装工程有限公司 A kind of cable crane overhead traveling crane closed circulation trailer system and traction method
CN107311048A (en) * 2017-08-30 2017-11-03 广西路桥工程集团有限公司 Cable crane
CN107344697A (en) * 2017-08-30 2017-11-14 广西路桥工程集团有限公司 Cable boom hoisting
CN108639968A (en) * 2018-06-27 2018-10-12 中铁十八局集团第二工程有限公司 Whole lateral moving formula cable crane
CN108643058A (en) * 2018-06-27 2018-10-12 中铁十八局集团第二工程有限公司 Anchor after cable crane main rope cross sliding type

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CN202201647U (en) * 2011-07-05 2012-04-25 中铁港航局集团第二工程有限公司 Anchor device for bearing main rope
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