CN112551409A - Friction type steel rope retracting mechanism driven by endless rope - Google Patents
Friction type steel rope retracting mechanism driven by endless rope Download PDFInfo
- Publication number
- CN112551409A CN112551409A CN202011559980.0A CN202011559980A CN112551409A CN 112551409 A CN112551409 A CN 112551409A CN 202011559980 A CN202011559980 A CN 202011559980A CN 112551409 A CN112551409 A CN 112551409A
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- China
- Prior art keywords
- rope
- steel rope
- endless
- force transmission
- friction
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 96
- 239000010959 steel Substances 0.000 title claims abstract description 96
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000004804 winding Methods 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000010009 beating Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7405—Capstans having two or more drums providing tractive force
- B66D1/741—Capstans having two or more drums providing tractive force and having rope storing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C21/00—Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/48—Control devices automatic
- B66D1/50—Control devices automatic for maintaining predetermined rope, cable, or chain tension, e.g. in ropes or cables for towing craft, in chains for anchors; Warping or mooring winch-cable tension control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7415—Friction drives, e.g. pulleys, having a cable winding angle of less than 360 degrees
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to the technical field of bridge construction engineering equipment, in particular to a friction type steel rope retracting mechanism driven by an endless rope and used for retracting a large-span large-diameter steel rope, which is compared with the prior art and comprises a circulating traction winch, a powerless double-drum friction force transmission device, a steel rope clamp, a rope retracting device, a power friction winch and an endless rope; the circulating traction winch is connected with the unpowered double-barrel friction force transmission device through a large-diameter steel rope, and a steel rope clamping device is clamped on the large-diameter steel rope; the rope collecting device is connected with the large-diameter steel rope and used for winding and collecting the large-diameter steel rope; the unpowered double-barrel friction force transmission device is connected with the power friction winch through an endless rope; the steel rope winding and unwinding device is simple in design and convenient to operate, avoids rope slipping accidents, greatly accelerates the speed of winding and unwinding the steel rope, well avoids damage to the large-diameter steel rope in the winding and unwinding process, and prolongs the service life of the steel rope.
Description
Technical Field
The invention relates to the technical field of bridge construction engineering equipment, in particular to a friction type steel rope retracting and releasing mechanism driven by an endless rope and used for retracting and releasing a large-diameter steel rope in a large span.
Background
In the field of hoisting and hoisting, particularly in a large-span cable crane, the large-diameter steel rope reeling and unreeling construction is a key technology in construction, and a rope slipping accident can be caused by carelessness.
At present, when a large-diameter steel rope is wound and unwound in a large span, a circulating rope is adopted to pull the steel rope, the steel rope generates large tension due to the large span, a large winch is used for slightly protecting the tail of the steel rope for winding and unwinding, the terrain field is limited, 30m to 50m of winding and unwinding are generally required to be slightly protected once, most of the time for winding and unwinding the steel rope is consumed for slightly protecting the circulating rope, the construction efficiency is low, the rope clamp which is repeatedly used is frequently wound, deformation and even breakage are easy to occur, and slip and rope slipping accidents can be caused if the observation is not fine; moreover, frequent beating can cause great damage to the steel rope, and the strength and the service life of the steel rope are greatly reduced.
Disclosure of Invention
In order to solve the defects and problems of the large-diameter steel rope reeling and unreeling construction in the prior art, a friction type steel rope reeling and unreeling mechanism driven by an endless rope is provided.
The technical scheme adopted by the invention for solving the technical problem is as follows: the friction type steel rope retracting mechanism driven by the endless rope consists of a circulating traction winch, an unpowered double-cylinder friction force transmission device, a steel rope clamp, a rope retractor, a power friction winch and the endless rope; the circulating traction winch is connected with the unpowered double-barrel friction force transmission device through a large-diameter steel rope, and the steel rope clamp is clamped on the large-diameter steel rope; the rope collecting device is connected with the large-diameter steel rope and used for winding and collecting the large-diameter steel rope; the unpowered double-cylinder friction force transmission device is connected with the power friction winch through an endless rope, the endless rope is driven by the power friction winch, and the endless rope can drive the unpowered double-cylinder friction force transmission device.
The steel rope clamping device is arranged between the rope collecting device and the unpowered double-cylinder friction force transmission device.
The connection between the unpowered double-cylinder friction force transmission device and the power friction winch is provided with a plurality of steering wheels, the endless rope is dragged on the steering wheels, and the steering wheels are used for guiding and reversing the endless rope.
The rope reel is arranged on the rope collecting device, and the large-diameter steel rope can be stored on the rope reel of the rope releasing device.
The invention has the beneficial effects that: compared with the prior art, the friction type steel rope retracting and releasing mechanism driven by the endless rope of the invention utilizes the existing power friction winch to provide power, the endless rope transmits the power to the unpowered double-cylinder friction force transmission device, the unpowered double-cylinder friction force transmission device drives the steel rope to be retracted and released which is wound five circles on the unpowered double-cylinder friction force transmission device, the rope retracting and releasing of the large-diameter steel rope is realized by the rope releasing or retracting of the rope receiver, the large-diameter steel rope is wound five circles on the unpowered double-cylinder friction force transmission device, the retracting and releasing of the large-diameter steel rope is realized by the friction force, the two ends of the large-diameter steel rope need tension, the rope outlet end of the large-diameter steel rope is provided with the tension by the circular traction winch, the tail part of the large-diameter steel rope is provided with the tension by the steel rope clamp, therefore, the large-diameter steel rope can be tightly wound on the unpowered double-cylinder friction force transmission device without loosening and slipping, and the friction type, The large-span thick steel rope can be safely and undamaged, the practical value is good, the design is simple, the operation is convenient, the force transmission path is clear, the problem that the large-span large-diameter steel rope is difficult to be wound and unwound is well solved, the rope slipping accident is avoided, and the safety is ensured; the speed of winding and unwinding the steel rope is greatly increased, and the efficacy is improved; meanwhile, the damage of the large-diameter steel rope in the winding and unwinding process is well avoided, and the service life of the steel rope is prolonged.
Drawings
The friction type steel rope retracting mechanism driven by an endless rope of the present invention is further described with reference to the accompanying drawings and the detailed description.
Fig. 1 is a schematic structural view of a friction type steel rope retracting mechanism driven by an endless rope according to the present invention.
The specific implementation mode is as follows:
as shown in figure 1, the friction type steel rope retracting mechanism driven by the endless rope consists of a circulating traction winch 1, an unpowered double-drum friction force transmission device 2, a steel rope clamp 3, a rope retracting device 4, a power friction winch 5 and the endless rope 6. The circulating traction winch 1 is connected with the unpowered double-barrel friction force transmission device 2 through a large-diameter steel rope 0, the circulating traction winch 1 is used for pulling the large-diameter steel rope 0, the circulating traction winch 1 provides tension for the outlet end of the large-diameter steel rope 0, and the unpowered double-barrel friction force transmission device 2 is in friction fit with the large-diameter steel rope 0.
As shown in fig. 1, the wire tensioner 3 is clamped to the large diameter wire 0, and the wire tensioner 3 provides tension to the tail of the large diameter wire 0. The rope collecting device 4 is connected with the large-diameter steel rope 0, the rope disc 7 is arranged on the rope collecting device 4, the rope collecting device 4 is used for winding and collecting the large-diameter steel rope 0, and the large-diameter steel rope 0 can be stored on the rope disc 7 of the rope releasing device 4. The unpowered double-cylinder friction force transmission device 2 is connected with the power friction winch 5 through the endless rope 6, a plurality of steering wheels 8 are arranged in the connection between the unpowered double-cylinder friction force transmission device 2 and the power friction winch 5, the endless rope 6 is pulled on the steering wheels 8, the steering wheels 8 are used for guiding and reversing the endless rope 6, the endless rope 6 is driven by the power friction winch 5, and the endless rope 6 can drive the unpowered double-cylinder friction force transmission device 2.
As shown in fig. 1. When the rope needs to be released, the circulating traction winch 1 pulls the large-diameter steel rope 0 to move forward, the non-pneumatic double-barrel friction force transmission device 2 provides friction resistance, the large-diameter steel rope 0 has a resistance effect, and actually a slight beating effect is achieved, so that the tail rope of the large-diameter steel rope 0 can be effectively prevented from freely sliding. When the rope is taken up, the non-pneumatic double-drum friction force transmission device 2 is driven by the endless rope 6 to provide withdrawing power for the large-diameter steel rope 0, the circulating traction winch 1 plays a role in beating the small-diameter steel rope 0 and returning the large-diameter steel rope 0, and when the large-diameter steel rope 0 is taken up and released, the rope collector 4 plays a role in orderly rope coiling and releasing.
In summary, compared with the prior art, the friction type steel rope retracting mechanism driven by the endless rope of the invention utilizes the existing power friction winch of engineering to provide power, the endless rope transmits the power to the unpowered double-cylinder friction force transmission device, the unpowered double-cylinder friction force transmission device drives the steel rope to be retracted and unwound which is wound five circles on the unpowered double-cylinder friction force transmission device, the rope retracting device retracts or retracts the large-diameter steel rope, the large-diameter steel rope is wound five circles on the unpowered double-cylinder friction force transmission device, the retracting and unwinding of the large-diameter steel rope are realized through friction force, the two ends of the large-diameter steel rope need tension, the rope outlet end of the large-diameter steel rope is provided with the tension by the circular traction winch, the tail part of the large-diameter steel rope is provided with the tension by the steel rope clamping device, therefore, the large-diameter steel rope can be tightly wound on the double-cylinder friction force transmission device without loose and slipping, the friction type steel rope retracting and releasing mechanism driven by the endless rope can rapidly retract and release a large-span thick steel rope without pause and damage, has good practical value, is simple in design, convenient to operate and clear in force transmission path, well solves the problem of difficulty in retracting and releasing a large-diameter steel rope in a large span, avoids rope slipping accidents and ensures safety; the speed of winding and unwinding the steel rope is greatly increased, and the efficacy is improved; meanwhile, the damage of the large-diameter steel rope in the winding and unwinding process is well avoided, and the service life of the steel rope is prolonged.
The present invention has been described in accordance with embodiments thereof with the understanding that the present invention is not limited thereto but rather it is to be understood that variations and/or modifications may be made by those skilled in the art without departing from the scope of the invention as defined by the appended claims, and any such modifications, equivalents and the like as fall within the true spirit and scope of the invention.
Claims (4)
1. A friction type steel rope retracting mechanism driven by an endless rope is characterized in that: the device consists of a circulating traction winch, an unpowered double-drum friction force transmission device, a steel rope clamping device, a rope retracting device, a power friction winch and an endless rope; the circulating traction winch is connected with the unpowered double-barrel friction force transmission device through a large-diameter steel rope, and the steel rope clamp is clamped on the large-diameter steel rope; the rope collecting device is connected with the large-diameter steel rope and used for winding and collecting the large-diameter steel rope; the unpowered double-cylinder friction force transmission device is connected with the power friction winch through an endless rope, the endless rope is driven by the power friction winch, and the endless rope can drive the unpowered double-cylinder friction force transmission device.
2. A friction type steel rope retracting mechanism driven by an endless rope according to claim 1, characterized in that: the steel rope clamping device is arranged between the rope collecting device and the unpowered double-cylinder friction force transmission device.
3. A friction type steel rope retracting mechanism driven by an endless rope according to claim 1, characterized in that: the connection between the unpowered double-cylinder friction force transmission device and the power friction winch is provided with a plurality of steering wheels, the endless rope is dragged on the steering wheels, and the steering wheels are used for guiding and reversing the endless rope.
4. A friction type steel rope retracting mechanism driven by an endless rope according to claim 2, characterized in that: the rope reel is arranged on the rope collecting device, and the large-diameter steel rope can be stored on the rope reel of the rope releasing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011559980.0A CN112551409B (en) | 2020-12-25 | 2020-12-25 | Friction type steel rope winding and unwinding mechanism driven by endless rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011559980.0A CN112551409B (en) | 2020-12-25 | 2020-12-25 | Friction type steel rope winding and unwinding mechanism driven by endless rope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112551409A true CN112551409A (en) | 2021-03-26 |
| CN112551409B CN112551409B (en) | 2024-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011559980.0A Active CN112551409B (en) | 2020-12-25 | 2020-12-25 | Friction type steel rope winding and unwinding mechanism driven by endless rope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112551409B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN85100980A (en) * | 1985-04-01 | 1986-05-10 | 水利电力部华北电力设计院 | Endless rope winch of double drums and vertical groove type |
| CN2214404Y (en) * | 1994-11-28 | 1995-12-06 | 黄锡镛 | Hoisting mechanism capable of long distance draging or high lifting height |
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2020
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| Publication number | Publication date |
|---|---|
| CN112551409B (en) | 2024-07-09 |
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