CN212335760U - Suspension bridge main push-towing rope overhauls device - Google Patents
Suspension bridge main push-towing rope overhauls device Download PDFInfo
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- CN212335760U CN212335760U CN202021871347.0U CN202021871347U CN212335760U CN 212335760 U CN212335760 U CN 212335760U CN 202021871347 U CN202021871347 U CN 202021871347U CN 212335760 U CN212335760 U CN 212335760U
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Abstract
The utility model discloses a suspension bridge main push-towing rope overhauls device belongs to bridge main push-towing rope steel construction and overhauls the equipment field. The device comprises: the method comprises the following steps: the device comprises a traction trolley, a suspension platform, a traction working steel wire rope, a traction safety steel wire rope, a hanging basket working steel wire rope and a hanging basket safety steel wire rope; the traction trolley is located on the handrail rope of the suspension bridge through the travelling wheels and can move along the handrail rope; the traction working steel wire rope and the safety steel wire rope respectively penetrate into a first hoisting machine and a first safety lock; one ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope are respectively fixed on a hanging plate of the traction trolley, and the other ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope respectively penetrate into the second hoisting machine and the second safety lock and are respectively collected into the rope collecting device. The utility model discloses an equipment can realize that the main push-towing rope overhauls the dolly and go up and down in the vertical direction, can overhaul main push-towing rope and whole hoist cable, and it is great to overhaul regional scope. Meanwhile, a safety lock is arranged, so that the safety during maintenance is greatly improved.
Description
Technical Field
The utility model relates to a bridge main push-towing rope steel construction overhauls the equipment field, concretely relates to suspension bridge main push-towing rope overhauls device.
Background
The main cable is a main bearing part of the bridge, is a life lock of the full bridge and is not replaceable in the service life of the whole bridge. The bridge main cable is easily corroded by atmosphere and rainwater, and after the bridge is used for a certain period of time, the conditions of coating deterioration, corrosion, sealing failure and the like in different degrees can be found out on a bridge steel structure through periodic inspection of the bridge, so that the safety coefficient of the bridge is influenced.
The existing common bridge main cable maintenance trolley is simple in structure, is dragged by a winch, and is not safe and reliable, and the whole equipment can overturn when a steel wire rope is broken or slips. And the manned platforms on two sides of the existing maintenance trolley are fixed with the traction trolley into a whole, and cannot lift in the vertical direction, and the maintenance area is limited.
In addition, the existing maintenance trolley generally adopts driving modes such as chain and sprocket driving, gear and rack driving, hoisting steel wire rope driving, hydraulic motor driving and the like. The chain sprocket drive and the gear rack drive have complex structures and fixed installation forms, and can not meet the requirements of crossing the main cable accessory facilities.
SUMMERY OF THE UTILITY MODEL
[ problem ] to
The hoist engine that current bridge main push-towing rope overhauld the dolly and adopt pulls and to have the potential safety hazard, and the hoist cable below overhauls the regional restriction simultaneously.
[ solution ]
The utility model relates to a suspension bridge main push-towing rope overhauls device, include: the device comprises a traction trolley, a suspension platform, a traction working steel wire rope, a traction safety steel wire rope, a hanging basket working steel wire rope and a hanging basket safety steel wire rope; the traction trolley comprises: the device comprises a frame, a frame cross beam, a hanging plate, a travelling wheel, a first hoister and a first safety lock; the travelling wheels are arranged at the bottom of the frame, and the traction trolley is located on the handrail ropes of the suspension bridge through the travelling wheels and can move along the handrail ropes; providing walking power for the traction trolley through a first hoisting machine; two ends of the traction working steel wire rope and the traction safety steel wire rope are respectively fixed at the upper anchor point and the lower anchor point of the suspension bridge; the traction working steel wire rope and the safety steel wire rope respectively penetrate into a first hoisting machine and a first safety lock; a beam of the traction trolley is fixed with a hanging plate, and the hanging platform is provided with a rope collector, a second hoister and a second safety lock; one ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope are respectively fixed on a hanging plate of the traction trolley, and the other ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope respectively penetrate into the second hoisting machine and the second safety lock and are respectively collected into the rope collecting device.
In an embodiment of the present invention, there are two suspension platforms respectively located on two sides of the main cable of the suspension bridge.
The utility model discloses an in an embodiment, when the work wire rope that pulls breaks or the tow car gliding speed is too fast, first safety lock is used for pinning and pulls safe wire rope.
The utility model discloses an in an embodiment, when hanging in midair that platform inclination is too big or hanging flower basket work wire rope fracture, the safety lock pins hanging flower basket safety wire rope, prevents to suspend in midair that the platform continues to incline or the tenesmus.
In one embodiment of the present invention, the first safety lock is a centrifugal safety lock.
In an embodiment of the present invention, the second safety lock is an anti-tilting safety lock.
[ advantageous effects ]
The manned platforms on two sides of the existing maintenance trolley are fixed with the traction trolley into a whole, and the manned trolley can not be lifted independently. The utility model discloses an equipment can realize that the main push-towing rope overhauls the dolly and go up and down in the vertical direction, can overhaul main push-towing rope and whole hoist cable, and it is great to overhaul regional scope.
The utility model discloses all disposed the safety lock in direction of climbing and vertical lift direction, when pulling work wire rope breaking occur or the tow carriage gliding speed is too fast, first safety lock is used for pinning and pulls safe wire rope, when hanging in midair that platform inclination is too big or hanging flower basket work wire rope breaks, the hanging flower basket safety wire rope is pinned to the second safety lock, prevents to suspend the platform in midair and continues to incline or drop, has improved the security when overhauing greatly.
Drawings
Fig. 1 is an overall configuration diagram of embodiment 1.
Fig. 2 is a structural view of the traction sheave of embodiment 1.
Fig. 3 is a first perspective structural view of the suspended platform of embodiment 1.
Fig. 4 is a second perspective structural view of the suspended platform of embodiment 1.
Wherein: 1. a tractor; 2. a suspended platform; 3. a cross beam; 4. a hanger plate; 5. a traveling wheel; 6. a first hoist; 7. a first safety lock; 8. a rope retracting device; 9. a second hoist; 10. a second safety lock; 11. drawing a working steel wire rope; 12. drawing a safety steel wire rope; 13. a hanging basket working steel wire rope; 14. the hanging basket safety steel wire rope.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 to 4, the present embodiment provides a suspension bridge main cable maintenance device, including: the device comprises a traction trolley 1, a suspension platform 2, a traction working steel wire rope 11, a traction safety steel wire rope 12, a hanging basket working steel wire rope 13 and a hanging basket safety steel wire rope 14; the traction trolley 1 comprises: the frame, the frame cross beam 3, the hanging plate 4, the walking wheel 5, the first hoisting machine 6 and the first safety lock 7; the travelling wheels 5 are arranged at the bottom of the frame, and the traction trolley 1 is located on the handrail rope of the suspension bridge through the travelling wheels 5 and can move along the handrail rope; the first hoisting machine 6 is used for providing walking power for the traction trolley 1; two ends of the traction working steel wire rope 11 and the traction safety steel wire rope 12 are respectively fixed at the upper anchor point and the lower anchor point of the suspension bridge; a traction working steel wire rope 11 and a safety steel wire rope 12 respectively penetrate into the first hoisting machine 6 and the first safety lock 7; a hanging plate 4 is fixed on a cross beam 3 of the traction trolley 1, and a rope collector 8, a second lifting machine 9 and a second safety lock 10 are arranged on the hanging platform 2; one ends of a basket working steel wire rope 13 and a basket safety steel wire rope 14 are respectively fixed on a hanging plate 4 of the traction trolley, and the other ends of the basket working steel wire rope 13 and the basket safety steel wire rope 14 penetrate into a second hoisting machine 9 and a second safety lock 10 respectively and are respectively taken in a rope collector 8. The number of the suspension platforms 2 is two, and the two suspension platforms are respectively positioned on two sides of a main cable of the suspension bridge. The first safety lock 7 is a centrifugal safety lock; the second safety lock 10 is an anti-tilting safety lock.
The principle is as follows:
when the main cable needs to be overhauled, the suspension platform 2 can be lifted to the position of the main cable for overhauling through the first hoisting machine 6 of the suspension platform 2; when the area under the main cable needs to be overhauled, the suspension platform 2 can be lifted to the area under the main cable through the first lifting machine 6 of the suspension platform 2. When the traction working steel wire rope 11 is broken or the sliding speed of the traction trolley 1 is too high, the first safety lock 7 is used for locking the traction safety steel wire rope 12. When the inclination angle of the suspension platform 2 is too large or the basket working wire rope 13 is broken, the second safety lock 10 locks the basket safety wire rope 14 to prevent the suspension platform 2 from continuously inclining or falling.
The protection scope of the present invention is not limited to the above embodiments, and any modifications, equivalent replacements, and improvements that can be made by a person skilled in the art within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a suspension bridge main push-towing rope overhauls device which characterized in that includes: the device comprises a traction trolley, a suspension platform, a traction working steel wire rope, a traction safety steel wire rope, a hanging basket working steel wire rope and a hanging basket safety steel wire rope;
the traction trolley comprises: the device comprises a frame, a frame cross beam, a hanging plate, a travelling wheel, a first hoister and a first safety lock;
the travelling wheels are arranged at the bottom of the frame, and the traction trolley is located on the handrail ropes of the suspension bridge through the travelling wheels and can move along the handrail ropes; providing walking power for the traction trolley through a first hoisting machine;
two ends of the traction working steel wire rope and the traction safety steel wire rope are respectively fixed at the upper anchor point and the lower anchor point of the suspension bridge; the traction working steel wire rope and the safety steel wire rope respectively penetrate into a first hoisting machine and a first safety lock;
a beam of the traction trolley is fixed with a hanging plate, and the hanging platform is provided with a rope collector, a second hoister and a second safety lock;
one ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope are respectively fixed on a hanging plate of the traction trolley, and the other ends of the hanging basket working steel wire rope and the hanging basket safety steel wire rope respectively penetrate into the second hoisting machine and the second safety lock and are respectively collected into the rope collecting device.
2. The apparatus of claim 1, wherein there are two of the suspension platforms, one on each side of the main cable of the suspension bridge.
3. The suspension bridge main cable maintenance device according to claim 1, wherein the first safety lock is used for locking the traction safety steel cable when the traction working steel cable is broken or the traction trolley slips down too fast.
4. The suspension bridge main cable maintenance device of claim 1, wherein when the inclination angle of the suspension platform is too large or the basket working wire rope is broken, the second safety lock locks the basket safety wire rope to prevent the suspension platform from continuously inclining or falling.
5. The suspension bridge main cable maintenance device of claim 1, wherein the first safety lock is a centrifugal safety lock.
6. The suspension bridge main cable maintenance device of claim 1, wherein the second safety lock is an anti-tipping safety lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021871347.0U CN212335760U (en) | 2020-08-31 | 2020-08-31 | Suspension bridge main push-towing rope overhauls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021871347.0U CN212335760U (en) | 2020-08-31 | 2020-08-31 | Suspension bridge main push-towing rope overhauls device |
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| CN212335760U true CN212335760U (en) | 2021-01-12 |
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| CN202021871347.0U Active CN212335760U (en) | 2020-08-31 | 2020-08-31 | Suspension bridge main push-towing rope overhauls device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940912A (en) * | 2022-04-29 | 2022-08-26 | 山东三木环保工程有限公司 | Automatic air door adjusting mechanism of waste gas shutter and waste gas shutter |
-
2020
- 2020-08-31 CN CN202021871347.0U patent/CN212335760U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114940912A (en) * | 2022-04-29 | 2022-08-26 | 山东三木环保工程有限公司 | Automatic air door adjusting mechanism of waste gas shutter and waste gas shutter |
| CN114940912B (en) * | 2022-04-29 | 2023-08-01 | 山东三木环保工程有限公司 | Automatic exhaust gas shutter air door adjusting mechanism and exhaust gas shutter |
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