CN212175508U - Descending type long-span suspension bridge cable crane traction system - Google Patents
Descending type long-span suspension bridge cable crane traction system Download PDFInfo
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- CN212175508U CN212175508U CN202020395094.8U CN202020395094U CN212175508U CN 212175508 U CN212175508 U CN 212175508U CN 202020395094 U CN202020395094 U CN 202020395094U CN 212175508 U CN212175508 U CN 212175508U
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Abstract
The utility model provides a descending long-span suspension bridge cable crane traction system, including traction system, sports car, cable supporting device location cable and main rope, be equipped with the cable supporting device on the main rope at sports car both ends respectively, the sports car both ends connect through traction system respectively, traction system be located the main rope below. The utility model discloses arrange the haulage cable in the main rope below, traction system comprises traction coaster, cable supporting device, haulage cable top of the tower directive wheel, haulage cable top of the tower gyrostat and hoist engine, has reduced the sports car slope, has avoided the winding of haulage cable and main rope, cable supporting device not set up the counter weight, reduce cable crane structure dead weight, improves factor of safety.
Description
Technical Field
The utility model relates to a in the design of long-span cable crane, arrange the traction system in the main line below, definitely say, be a descending long-span suspension bridge cable crane traction system.
Background
In a large-span cable crane design, a traction system is usually arranged above a main cable, and the traction system arranged above the main cable has the following problems in practical use: the main cable is close to the traction cable, so that the cable winding is easy to occur; the traction cable and the main cable need to be arranged in a multi-line mode, and the traction cable and the main cable are inconsistent in force, so that the cable hanging and supporting device can be inclined, and the equipment abrasion is increased; need set up a large amount of counter weights in order to overcome the slope on the cable supporting device, lead to cable to hang the load increase, the structure is complicated, reduces equipment factor of safety.
In order to solve the problems caused by the arrangement of the traction system above the main cable: rope winding is easy to occur; the sports car inclines, so that the equipment abrasion is increased; the counterweight needs to be arranged on the cable supporter to overcome the inclination, so that the load of the cable crane is increased, and the structure is complex. A traction system arranged below a main cable is designed, and the traction system consists of a traction tackle, a cable supporting device, a traction cable, a tower top steering wheel and a traction winch. The self weight of the traction cable is used as a balance weight, so that the inclination of the sports car is reduced, the self weight of the cable crane structure is reduced, and the safety factor is favorably improved. The traction cable is arranged below the main cable, so that the traction cable and the main cable are prevented from being wound.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem of the winding of current traction cable and main rope and sports car slope, the utility model provides a descending formula is striden footpath suspension bridge cable and is hung traction system greatly, the utility model discloses arrange the traction cable in the main rope below, traction system comprises traction tackle, cable supporting device, traction cable top of the tower directive wheel, traction cable top of the tower gyrostat and hoist engine, has reduced the sports car slope, has avoided the winding of traction cable and main rope, cable supporting device not set up the counter weight, reduce cable and hang the structure dead weight, improve factor of safety.
The utility model adopts the technical proposal that:
a descending type long-span suspension bridge cable crane traction system comprises a traction system, a sports car, cable supporters, cable supporter positioning cables and main cables, wherein the main cables at two ends of the sports car are respectively provided with a cable supporter, two ends of the sports car are respectively connected through the traction system, and the traction system is positioned below the main cables.
Traction system include the haulage cable at least, pull coaster and hoist engine, the traction coaster be two, traction coaster and hoist engine between be equipped with haulage cable top of the tower directive wheel, haulage cable top of the tower gyrostat and haulage cable anchor point, haulage cable anchor point be located haulage cable top of the tower gyrostat top, haulage cable top of the tower directive wheel be located haulage cable top of the tower gyrostat below, the fixed one end of haulage cable anchor point, the other end of haulage cable passes first traction coaster, haulage cable top of the tower gyrostat, second in proper order and pulls coaster and haulage cable top of the tower directive wheel, then connects on the hoist engine.
The traction tackle is hinged with the sports car.
The vertical distance between the traction cable and the main cable is not less than 0.4 m.
The lower end of the sports car is connected with a hoisting cable.
The cable supporting device is composed of a plurality of cable supporting devices and cable supporting device positioning cables, two adjacent cable supporting devices are connected through the cable supporting device positioning cables, and the length of each cable supporting device positioning cable is 80-100 m.
The sports car be a plurality of, fixed connection between two adjacent sports cars.
The two sports cars are connected through a steel cable.
The utility model has the advantages that:
the utility model discloses in, the haulage cable is arranged in the main rope below, and traction system comprises traction coaster, cable supporting device, haulage cable, top of the tower directive wheel, traction hoist. The tilting of the sports car is reduced, the traction cable and the main cable are prevented from being wound, the cable supporting device is not provided with a balance weight, the self weight of the cable crane structure is reduced, and the safety factor is improved.
The following will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a general layout schematic diagram of a cable crane traction system.
Fig. 2 is a schematic layout of a traction tackle, a sports car and a cable supporting device of the double-sports car cable crane.
Fig. 3 is a schematic layout of a traction tackle, a sports car and a cable supporter of the cable crane of the single sports car.
Fig. 4 is a schematic view of the traction system with the traction sheave arranged horizontally.
In the figures, the reference numbers are: 1. a winch; 2. a traction cable tower top steering wheel; 3. a traction cable tower top rotating wheel; 4. anchoring points of the traction cables; 5. a traction tackle; 6. a sports car; 7. a rope supporting device; 8 cable positioning devices; 9. a traction cable; 10. hoisting cables; 11. and (4) a main rope.
Detailed Description
Example 1:
in order to overcome the problem of the winding of current haulage cable and main rope and sports car slope, the utility model provides a down formula is striden footpath suspension bridge cable crane traction system greatly as shown in fig. 1-4, the utility model discloses arrange the haulage cable in the main rope below, traction system comprises drawing coaster, rope supporting device, haulage cable top of the tower directive wheel, haulage cable top of the tower gyrostat and hoist engine, has reduced the sports car slope, has avoided the winding of haulage cable and main rope, rope supporting device not set up the counter weight, reduce cable crane structure dead weight, improve factor of safety.
A descending type long-span suspension bridge cable crane traction system comprises a traction system, a sports car 6, a cable supporting device 7, a cable supporting device positioning cable 8 and a main cable 11, wherein the main cable 11 at two ends of the sports car 6 is respectively provided with a cable supporting device, two ends of the sports car 6 are respectively connected through the traction system, and the traction system is located below the main cable 11.
The utility model discloses arrange traction system in 11 below of main rope, traction system comprises traction coaster, cable supporting device, traction cable top of the tower directive wheel, traction cable top of the tower gyrostat and hoist engine, has reduced 6 slopes of sports car, has avoided among the traction system traction cable 9 and main rope 11's winding, cable supporting device 7 not set up the counter weight, reduce cable crane structure dead weight, improvement factor of safety.
Example 2:
based on the embodiment 1, in this embodiment, the traction system at least includes a traction cable 9, two traction pulleys 5 and a winch 1, a traction cable tower top steering wheel 2, a traction cable tower top rotating wheel 3 and a traction cable anchoring point 4 are arranged between the traction pulleys 5 and the winch 1, the traction cable anchoring point 4 is located above the traction cable tower top rotating wheel 3, the traction cable tower top steering wheel 2 is located below the traction cable tower top rotating wheel 3, the traction cable anchoring point 4 fixes one end of the traction cable 9, and the other end of the traction cable 9 sequentially passes through the first traction pulley 5, the traction cable tower top rotating wheel 3, the second traction pulley 5 and the traction cable tower top steering wheel 2 and then is connected to the winch 1.
Preferably, the traction sheave 5 is articulated to the running carriage 6.
Preferably, the vertical distance between the traction cable 9 and the main cable 11 is not less than 0.4 m.
Preferably, the lower end of the sports car 6 is connected with a hoisting cable 10.
Preferably, the rope supporting device consists of a plurality of rope supporting devices 7 and rope supporting device positioning ropes 8, two adjacent rope supporting devices 7 are connected through the rope supporting device positioning ropes 8, and the length of each rope supporting device positioning rope 8 is 80-100 m.
The length of the positioning cable 8 of the middle supporting cable device is selected to be 90 m.
Preferably, the sports car 6 is a plurality of sports cars, and two adjacent sports cars 6 are fixedly connected with each other.
The two sports cars 6 are connected through a steel cable.
The sports car 6 can be one.
The utility model discloses well main cable 11 is 12, the utility model discloses well main cable 11 is worn on a cable ware 7 upper strata, and a cable ware location cable 8 is worn at a cable ware 7 both ends, and traction cable 9 is worn at a cable ware 7 middle level, and jack-up cable 10 is worn at a cable ware 7 lower floor, multiplicable counter weight in the middle of a cable ware 7 lower extreme.
The utility model discloses well traction system comprises hoist engine 1, haulage cable top of the tower directive wheel 2, haulage cable top of the tower gyrostat 3, haulage cable anchor point 4, traction coaster 5, haulage cable 9.
The traction sheave 5 is arranged below the main cable 11. The traction tackle 5 is hinged with the running vehicle 6 and is suitable for the angle change of a main cable in the hoisting process of the cable. The traction sheave 5 is fixed to the main rope 11 by a sheave, and the relative position of the traction sheave 5 and the main rope 11 is maintained. The sheave of the traction sheave 5 is arranged vertically.
The traction sheave 5 is arranged below the main cable 11. The traction sheave 5 is arranged horizontally. The traction sheave 5 in fig. 4 is arranged in four lines, and the number of sheave wheels can be increased or decreased to adjust the traction. The utility model discloses in, the quantity of traction tackle 5 is as required traction force adjustment. In the utility model, the vertical distance between the traction cable 9 and the main cable 11 is not less than 0.4 m. The utility model discloses in, haulage cable anchor point 4, gyrostat anchor point set up on detaining the tower under detaining tower intensity satisfaction requirement. Be equipped with the interval between traction sheave 5 and the sports car 6, avoid the collision. The utility model discloses in, under the condition that main rope 11 adjustment accuracy meets the requirements, prop up cable ware 7 and can not set up the counter weight.
The utility model discloses arrange traction system in 11 below of main rope, traction system comprises traction coaster, cable supporting device, traction cable top of the tower directive wheel, traction cable top of the tower gyrostat and hoist engine, has reduced 6 slopes of sports car, has avoided among the traction system traction cable 9 and main rope 11's winding, cable supporting device 7 not set up the counter weight, reduce cable crane structure dead weight, improvement factor of safety.
The above illustration is merely an illustration of the present invention, and does not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention. The device structure and the system method which are not described in detail in the embodiment are all the well-known technologies and common methods in the industry, and are not described one by one here.
Claims (8)
1. The utility model provides a descending long-span suspension bridge cable hangs traction system which characterized in that: including traction system, sports car (6), prop up cable ware (7), prop up cable ware location cable (8) and main cable (11), sports car (6) establish on main cable (11), be equipped with respectively on main cable (11) at sports car (6) both ends and prop up the cable device, sports car (6) both ends connect through traction system respectively, traction system be located main cable (11) below.
2. The system of claim 1, wherein: the traction system at least comprises a traction rope (9), a traction tackle (5) and a winch (1), the two traction pulleys (5) are arranged, a traction cable tower top steering wheel (2), a traction cable tower top rotating wheel (3) and a traction cable anchoring point (4) are arranged between the traction pulleys (5) and the winch (1), the traction cable anchoring point (4) is positioned above the traction cable tower top rotating wheel (3), the traction cable tower top steering wheel (2) is positioned below the traction cable tower top rotating wheel (3), the traction cable anchoring point (4) fixes one end of a traction cable (9), and the other end of the traction cable (9) sequentially passes through the first traction tackle (5), the traction cable tower top rotating wheel (3), the second traction tackle (5) and the traction cable tower top steering wheel (2) and then is connected to the winch (1).
3. The system of claim 2, wherein: the traction tackle (5) is hinged with the sports car (6).
4. The system of claim 2, wherein: the vertical distance between the traction cable (9) and the main cable (11) is not less than 0.4 m.
5. The system of claim 1, wherein: the lower end of the sports car (6) is connected with a hoisting cable (10).
6. The system of claim 1, wherein: the cable supporting device is composed of a plurality of cable supporting devices (7) and cable supporting device positioning cables (8), two adjacent cable supporting devices (7) are connected through the cable supporting device positioning cables (8), and the length of each cable supporting device positioning cable (8) is 80-100 m.
7. The system of claim 1, wherein: the sports car (6) be a plurality of, fixed connection between two adjacent sports car (6).
8. The system of claim 1, wherein: the two sports cars (6) are connected through a steel cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020395094.8U CN212175508U (en) | 2020-03-25 | 2020-03-25 | Descending type long-span suspension bridge cable crane traction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020395094.8U CN212175508U (en) | 2020-03-25 | 2020-03-25 | Descending type long-span suspension bridge cable crane traction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212175508U true CN212175508U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020395094.8U Active CN212175508U (en) | 2020-03-25 | 2020-03-25 | Descending type long-span suspension bridge cable crane traction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212175508U (en) |
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2020
- 2020-03-25 CN CN202020395094.8U patent/CN212175508U/en active Active
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