CN111204652B - Steel wire rope strand-dividing balanced stress device - Google Patents
Steel wire rope strand-dividing balanced stress device Download PDFInfo
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- CN111204652B CN111204652B CN202010078088.4A CN202010078088A CN111204652B CN 111204652 B CN111204652 B CN 111204652B CN 202010078088 A CN202010078088 A CN 202010078088A CN 111204652 B CN111204652 B CN 111204652B
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- rope
- hook
- wire rope
- steel wire
- lifting hook
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
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- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a balanced atress device of wire rope stranding, including the branch rope couple, clip type lifting hook and wire rope, the branch rope couple is equipped with the branch rope assembly pulley, clip type lifting hook is including pressing from both sides rope lifting hook box and lifting hook coupler body, press from both sides rope lifting hook box top and be equipped with the rope guide pulley, the middle part is equipped with the lifting hook window, elasticity clamp and clamp depression bar are installed to the inner chamber, lifting hook coupler body afterbody is equipped with the frame-shaped link, the suit of frame-shaped link is pressing from both sides rope lifting hook box bottom, wire rope divides the stranded connection between branch rope assembly pulley and rope guide pulley. According to the embodiment, the steel wire rope can be hoisted without manufacturing two ends into the lifting heads, the length of the stressed part of the steel wire rope can be conveniently adjusted, the situation that the steel wire rope is mutually overlapped and deformed and damaged can not occur, the service life of the steel wire rope is prolonged, and the use safety is improved.
Description
Technical Field
The invention belongs to a hoisting tool, and particularly relates to a steel wire rope strand-dividing balanced stress device which divides a steel wire rope into a plurality of strands and connects the strands between a lifting hook and a heavy object by utilizing a pulley block.
Background
When a crane or a travelling crane is used for balancing and hoisting equipment, a plurality of hoisting points are arranged on the equipment, each hoisting point is connected with a main lifting hook through a hoisting rope, the requirements on the length and the diameter of the hoisting rope are different due to different shapes, weights and hoisting point distributions of different equipment, the hoisting rope is formed by manufacturing two ends of a steel wire rope into hoisting heads through braiding or steel sleeve clamping, the length and the shape specification of the hoisting rope cannot be changed after the hoisting rope is manufactured, and therefore each equipment is required to be provided with a special hoisting rope.
Reference documents: 1. "method for splicing and connecting steel wire ropes" in chapter 2, section 3 of the first chapter, section 2 of the elementary lifting engineering, edited by the national mechanical industry Committee, published by the mechanical industry Press in 1987;
2. section 4, section 1 of chapter 8, section 8, "lifting of upper cylinder", compiled by the department of water and power, published by the water and power press in 1983.
Disclosure of Invention
In order to solve the problems that the appearance specification of a jack rope in the prior art cannot be changed and the jack rope is easy to deform and damage, the invention aims to provide a steel wire rope stranding and balancing stress device which is provided with a rope stranding hook and a clamping type lifting hook, divides the steel wire rope into a plurality of strands and connects the strands between a main lifting hook and equipment, can adjust the length according to the distance between the main lifting hook and the equipment, and cannot cause the condition that the plurality of steel wire ropes are mutually overlapped and are stressed unevenly.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a balanced atress device of wire rope stranding, includes rope separating hook, card clamp type lifting hook and wire rope, characterized by: the rope dividing hook is provided with a rope dividing pulley block, the clamping type lifting hook comprises a rope clamping lifting hook box and a lifting hook body, the top of the rope clamping hook box is provided with a rope guide pulley, the middle part of the rope clamping hook box is provided with a hook window, an elastic clamp body and a clamp body pressure lever are arranged in an inner cavity, the tail part of the hook body of the lifting hook is provided with a frame-shaped connecting frame, the end part of the frame-shaped connecting frame is provided with a pressure bar rib plate, the root part of the frame-shaped connecting frame is in a screw rod structure and is provided with an adjusting screw sleeve, the frame-shaped connecting frame is sleeved at the bottom of the rope clamping hook box, the pressure bar rib plate is sleeved in the hook window and is in press fit with the pressure bar of the clamp body, the adjusting threaded sleeve is in pushing fit with the bottom of the rope clamping hook box, the steel wire rope is divided into a plurality of strands and connected between the rope dividing pulley block and the rope guiding pulley, the hook body of the lifting hook drives the elastic clamp body to clamp the rope head of the steel wire rope when being subjected to the tension of the adjusting threaded sleeve or the tension of the weight of the equipment, the length of the stressed part of the steel wire rope can be conveniently adjusted when the hook body of the lifting hook is not under tension.
The preferred embodiment also has the following technical features:
the rope dividing hook comprises a closed hook and an open hook, a pulley block support is arranged at the root of the rope dividing hook, and the rope dividing pulley block is installed on the pulley block support.
The rope clamping hook box is of a box body structure with a closed bottom and an open top, a pulley shaft seat is arranged at the top of the box body, a hook window, a clamp clamping groove and a pressure rod shaft seat are arranged on the box body on the front face and the rear face of the rope clamping hook box, the elastic clamp is provided with a clamping groove column head, the clamping groove column head is sleeved in the clamp clamping groove and provided with a jacking spring, clamp pressure rods are arranged on the two sides of the inner cavity of the rope clamping hook box, fulcrum rotating shafts are arranged at the end parts of the clamp pressure rods, and the fulcrum rotating shafts are sleeved in the pressure rod shaft seats and provided with rotary springs.
The elastic clamp body is of a plate structure with a straight edge at one side and a concave-convex arc edge at the other side, the two sides of the plate are both provided with clamp groove column heads, the clamp groove column heads penetrate through the plate, and the two ends of the clamp groove column heads are respectively sleeved in clamp grooves of the clamp body.
The end part of the clamp pressing rod is provided with an arc-shaped top pressing block, the tail part of the clamp pressing rod is provided with a circular pressing handle, and the fulcrum rotating shaft penetrates through the arc-shaped top pressing block and two ends of the fulcrum rotating shaft are respectively sleeved in the pressing rod shaft seat.
According to the embodiment, the steel wire rope can be hoisted without manufacturing the two ends into the jack heads, the length of the stressed part of the steel wire rope can be conveniently adjusted, the situation that the steel wire rope is overlapped and deformed to be damaged can not occur, the service life of the steel wire rope is prolonged, and the use safety is improved. Therefore, the steel wire rope strand-dividing balanced stress device is reasonable in structure, convenient to use and has popularization significance.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of an assembly structure according to an embodiment of the present invention.
Fig. 2 is a structural schematic diagram of the rope clamping hook box 21 in fig. 1 after being cut open.
Fig. 3 is a schematic structural view of the hook body 22 of the hook of fig. 1.
The numbers in the figure represent: 10. the rope separating hook comprises a rope separating hook body, 11 rope separating pulley blocks, 12 pulley block supports, 20 clamping type hooks, 21 rope clamping hook boxes, 210 rope guide pulleys, 211 hook windows, 212 clamp body clamping grooves, 213 pressure lever shaft bases, 22 hook bodies, 220 frame-shaped connecting frames, 221 pressure lever rib plates, 222 adjusting threaded sleeves, 23 elastic clamp bodies, 230 clamp groove column heads, 231 jacking springs, 24 clamp body pressure levers, 240 fulcrum rotating shafts and 30 steel wire ropes.
Detailed Description
Referring to fig. 1 in combination with fig. 2 and 3, the steel wire rope stranding equilibrium stress device of the present embodiment includes a rope stranding hook 10, a clamp type hook 20 and a steel wire rope 30, the rope stranding hook 10 is provided with a rope stranding pulley block 11, the clamp type hook 20 includes a rope stranding hook box 21 and a hook body 22, the top of the rope stranding hook box 21 is provided with a rope guiding pulley 210, the middle of the rope stranding hook box 21 is provided with a hook window 211, an inner cavity is provided with an elastic clamp body 23 and a clamp body pressure lever 24, the tail of the hook body 22 is provided with a frame-shaped connecting frame 220, the end of the frame-shaped connecting frame 220 is provided with a pressure lever rib plate 221, the root of the frame-shaped connecting frame is in a screw structure and is provided with an adjusting screw sleeve 222, the frame-shaped connecting frame 220 is sleeved at the bottom of the rope stranding hook box 21, the pressure lever rib plate 221 is sleeved in the hook window 211 and is in press fit with the clamp body pressure lever 24, the adjusting screw sleeve 222 is in push fit, when the lifting hook body 22 is subjected to the pulling force of the adjusting threaded sleeve 222 or the weight of the equipment, the elastic clamp body 23 is driven to clamp the rope end of the steel wire rope, and the length of the stressed part of the steel wire rope can be conveniently adjusted when the lifting hook body 22 is not subjected to the pulling force.
The steel wire rope stranding and balancing stress device of the embodiment enables the steel wire rope to be hoisted without manufacturing two ends into the jack, the length of the stress part of the steel wire rope can be conveniently adjusted, the situations that the steel wire rope is mutually overlapped and deformed and damaged can not occur, the service life of the steel wire rope is prolonged, and the use safety is improved.
Because the hoisted equipment belongs to a plurality of objects with irregular shapes and unbalanced internal weight, a plurality of hoisting points are required to be arranged for balanced hoisting, so that a plurality of pairs of steel wire rope stranding balanced stress devices are required for hoisting at each time, and each pair of steel wire rope stranding balanced stress devices is connected between the main lifting hook and the hoisted equipment in a balanced manner by adjusting the length of the stressed steel wire rope.
The rope dividing hook 10 comprises a closed hook and an open hook, a pulley block support 12 is arranged at the root of the rope dividing hook 10, and the rope dividing pulley block 11 is installed on the pulley block support 12.
During specific implementation, the closed hook is connected with the main hook in a sleeving and hanging mode, the open hook is connected with the main hook in a hooking and hanging mode, the root of the rope dividing hook 10 is arranged into a rotating shaft structure, and a shaft sleeve matched with the rotating shaft is arranged on the pulley block support 12, so that the pulley block support 12 and the rope dividing hook 10 are firmly connected and can conveniently rotate.
The rope clamping hook box 21 is of a box body structure with a closed bottom and an open top, a pulley shaft seat is arranged at the top of the box body, a hook window 211, a clamp body clamping groove 212 and a pressure rod shaft seat 213 are arranged on the box bodies on the front face and the rear face of the rope clamping hook box 21, the elastic clamp body 23 is provided with a clamping groove column head 230, the clamping groove column head 230 is sleeved in the clamp body clamping groove 212 and provided with a jacking spring 231, clamp body pressure rods 24 are arranged on two sides of an inner cavity of the rope clamping hook box 21, a fulcrum rotating shaft 240 is arranged at the end part of each clamp body pressure rod 24, and the fulcrum rotating shaft 240 is sleeved in the pressure rod shaft seat.
During specific implementation, the rope guide pulley 210 is mounted on the pulley shaft seat and can rotate conveniently, the steel wire rope 30 is wound between the rope distributing pulley block 11 and the rope guide pulley 210 to form a plurality of strands of stressed ropes, and each strand of stressed rope is subjected to the same pulling force. Hook window 211 has a certain internal height, so that hook body 22 can move up and down conveniently.
The elastic clamp 23 is a plate structure with a straight edge on one side and a concave-convex arc edge on the other side, the two sides of the plate are both provided with a slot column head 230, the slot column head 230 penetrates through the plate, and the two ends of the slot column head 230 are respectively sleeved in the clamp slot 212 of the clamp.
During specific implementation, clamp body clamping grooves 212 are formed in the left side and the right side of the front box body and the right side of the rear box body of the rope clamping hook box 21, the clamping groove column heads 230 are sleeved in the clamp body clamping grooves 212, so that the elastic clamp bodies 23 can conveniently slide up and down in the inner cavity of the rope clamping hook box 21, the elastic force of the jacking springs 231 drives the elastic clamp bodies 23 to move towards the top opening of the box body, and only the pressure of the clamp body pressure rods 24 is applied to move towards the bottom of the box body.
During the concrete implementation, the bottom of the inner cavity of the rope clamping hook box 21 is set to be a concave-convex structure matched with the concave-convex arc edge, the end of the steel wire rope 30 passes through the gap between the concave-convex arc edge and the bottom wall of the rope clamping hook box 21, and the elastic clamp body 23 can clamp the rope end when sliding downwards.
The end of the clamp pressing rod 24 is provided with an arc-shaped top pressing block, the tail of the clamp pressing rod is provided with a circular pressing handle, and the fulcrum rotating shaft 240 penetrates through the arc-shaped top pressing block and two ends of the fulcrum rotating shaft are respectively sleeved in the pressing rod shaft seat 213.
During specific implementation, the clamp pressing rod 24 is arranged in a bent lever structure, is mounted on the rope clamping hook box 21 through the pivot shaft 240 and can rotate conveniently, and pushes the elastic clamp 23 to move downwards through the arc-shaped pressing block during rotation, the elastic force of the rotary spring drives the clamp pressing rod 24 to rotate towards the direction of releasing the elastic clamp 23, and the clamp pressing rod 24 can rotate towards the direction of pressing the elastic clamp 23 only when the circular pressing handle is under the pressure of the pressing rod rib plate 221. When the clamp pressing rod 24 rotates towards the direction of pressing the elastic clamp 23, the arc-shaped pressing block is driven to press the elastic clamp 23 with a larger pressure.
In specific implementation, the frame-shaped connecting frame 220 has a certain length and is sleeved on the rope clamping hook box 21 through the hook window 211, and the height of the inner frame space of the frame-shaped connecting frame 220 is larger than the distance between the hook window 211 and the bottom of the box body, so that the hook body 22 of the hook can move up and down conveniently.
In specific implementation, the hook body 22 is connected with a lifting point of equipment, the adjusting screw sleeve 222 is unscrewed, and then the rope end of the steel wire rope is pulled, so that the length of the stressed part of the steel wire rope can be adjusted, when the length of the stressed steel wire rope is adjusted to be balanced with the length of the steel wire rope at other lifting points, the adjusting screw sleeve 222 is screwed, the elastic clamp body 23 can clamp the rope end of the steel wire rope, and when the equipment is lifted, the hook body 22 is under the gravity of the equipment to drive the elastic clamp body 23 to clamp the rope end of the steel wire rope more tightly.
In conclusion, this embodiment has solved the unable problem that changes and the easy deformation damage of prior art jack rope appearance specification, provides one kind and has divided into the stranded wire rope and connect between main lifting hook and equipment and can conveniently adjust the balanced stress device of wire rope share of length.
Claims (5)
1. The utility model provides a balanced atress device of wire rope stranding, includes rope separating hook (10), card clamp type lifting hook (20) and wire rope (30), characterized by: the rope dividing hook (10) is provided with a rope dividing pulley block (11), the clamping type lifting hook (20) comprises a rope clamping hook box (21) and a lifting hook body (22), a rope guide pulley (210) is arranged at the top of the rope clamping hook box (21), a lifting hook window (211) is arranged in the middle of the rope clamping hook box (21), an elastic clamp body (23) and a clamp body pressing rod (24) are installed in an inner cavity of the lifting hook box (21), a frame-shaped connecting frame (220) is arranged at the tail part of the lifting hook body (22), a pressing rod rib plate (221) is arranged at the end part of the frame-shaped connecting frame (220), the root part of the frame-shaped connecting frame is of a screw rod structure and is provided with an adjusting threaded sleeve (222), the frame-shaped connecting frame (220) is sleeved at the bottom of the rope clamping hook box (21), the pressing rod (221) is sleeved in the lifting hook window (211) and is in jacking fit with the clamp body pressing rod (24), the adjusting threaded sleeve (222) is in jacking fit with the bottom of the rope, the lifting hook body (22) drives the elastic clamp body (23) to clamp the rope end of the steel wire rope when being subjected to the pulling force of the adjusting threaded sleeve (222) or the pulling force of the weight of the equipment, and the length of the stressed part of the steel wire rope can be conveniently adjusted when the lifting hook body (22) is not subjected to the pulling force.
2. The steel wire rope stranding and balancing stress device as claimed in claim 1, wherein: the rope dividing hook (10) comprises a closed hook and an open hook, a pulley block support (12) is arranged at the root of the rope dividing hook (10), and the rope dividing pulley block (11) is installed on the pulley block support (12).
3. The steel wire rope stranding and balancing stress device as claimed in claim 1, wherein: the rope clamping hook box (21) is of a box body structure with a closed bottom and an open top, a pulley shaft seat is arranged at the top of the box body, a hook window (211), a clamp body clamping groove (212) and a pressure rod shaft seat (213) are arranged on the box bodies on the front face and the rear face of the rope clamping hook box (21), a clamping groove column head (230) is arranged on the elastic clamp body (23), the clamping groove column head (230) is sleeved in the clamp body clamping groove (212) and provided with a jacking spring (231), clamp body pressure rods (24) are arranged on two sides of an inner cavity of the rope clamping hook box (21), a fulcrum rotating shaft (240) is arranged at the end part of each clamp body pressure rod (24), and the fulcrum rotating shaft (240) is sleeved in the pressure rod shaft seat (213.
4. The steel wire rope stranding and balancing stress device as claimed in claim 3, wherein: the elastic clamp body (23) is of a plate structure with a straight edge at one side and a concave-convex arc edge at the other side, the two sides of the plate are both provided with clamping groove column heads (230), the clamping groove column heads (230) penetrate through the plate, and the two ends of the clamping groove column heads are respectively sleeved in the clamping grooves (212) of the clamp body.
5. The steel wire rope stranding and balancing stress device as claimed in claim 3, wherein: the end part of the clamp pressing rod (24) is provided with an arc-shaped top pressing block, the tail part of the clamp pressing rod is provided with a circular pressing handle, and the fulcrum rotating shaft (240) penetrates through the arc-shaped top pressing block and two ends of the fulcrum rotating shaft are respectively sleeved in the pressing rod shaft seat (213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010078088.4A CN111204652B (en) | 2020-02-02 | 2020-02-02 | Steel wire rope strand-dividing balanced stress device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010078088.4A CN111204652B (en) | 2020-02-02 | 2020-02-02 | Steel wire rope strand-dividing balanced stress device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111204652A CN111204652A (en) | 2020-05-29 |
| CN111204652B true CN111204652B (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010078088.4A Active CN111204652B (en) | 2020-02-02 | 2020-02-02 | Steel wire rope strand-dividing balanced stress device |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0105022B1 (en) * | 1982-09-21 | 1989-01-11 | RUD-Kettenfabrik Rieger & Dietz GmbH u. Co. | Connecting assembly for load-lifting devices |
| CN2356981Y (en) * | 1998-12-12 | 2000-01-05 | 潞安矿务局石圪节煤矿 | Device for bidirectionally separating and supporting rope |
| DE102005044061A1 (en) * | 2005-09-15 | 2007-04-05 | Demag Cranes & Components Gmbh | Holding part for fastening a chain on a component, especially a crane hook or a chain-tension housing, has a holding opening for retaining a chain |
| CN107473113A (en) * | 2017-10-12 | 2017-12-15 | 池州市华安起重机械有限公司 | A kind of electric block lifting hook device |
| CN109911758A (en) * | 2017-12-13 | 2019-06-21 | 黄秀莲 | A kind of Architectural Equipment hanging component of band protection noose |
| CN109573815A (en) * | 2018-12-10 | 2019-04-05 | 中联重科股份有限公司 | Movable pulley mounting rack, hook assembly and the crane of crane hook |
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2020
- 2020-02-02 CN CN202010078088.4A patent/CN111204652B/en active Active
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| CN111204652A (en) | 2020-05-29 |
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Effective date of registration: 20230803 Address after: 062450 North Shicao Development Zone, Hejian City, Cangzhou City, Hebei Province Patentee after: Hejian Yongxing Communication Equipment Co.,Ltd. Address before: Room 1-1402, building 16, Yangguang Shuian, Baiyun Street, Kecheng District, Quzhou City, Zhejiang Province Patentee before: Rao Jianming |
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