CN112938695B - Rope adjusting suspension device and method - Google Patents
Rope adjusting suspension device and method Download PDFInfo
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- CN112938695B CN112938695B CN202110368842.2A CN202110368842A CN112938695B CN 112938695 B CN112938695 B CN 112938695B CN 202110368842 A CN202110368842 A CN 202110368842A CN 112938695 B CN112938695 B CN 112938695B
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- 239000000725 suspension Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 124
- 239000010959 steel Substances 0.000 claims abstract description 124
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims abstract description 12
- 238000013461 design Methods 0.000 claims abstract description 8
- 230000002441 reversible effect Effects 0.000 claims description 16
- 230000005484 gravity Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000003245 coal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
- B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/02—Installing or exchanging ropes or cables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
- F16G11/04—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps
- F16G11/05—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps by using conical plugs insertable between the strands
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a rope adjusting suspension device and method, comprising a rope adjusting suspension framework consisting of two suspension main vertical plates, wherein a guide sliding cavity is formed in the rope adjusting suspension framework, an oil cylinder supporting seat is arranged at the top end of the rope adjusting suspension framework, push adjusting oil cylinders are symmetrically arranged in the rope adjusting suspension framework through the oil cylinder supporting seat, and a piston rod of each push adjusting oil cylinder is connected with a main clamping wedge component for adjusting the tension of a steel wire rope. The beneficial effects are that: the existing defects of the prior steel wire rope clamping operation are overcome, the design of the double-push adjusting oil cylinder increases stability, when the main clamping wedge component and the auxiliary clamping wedge component carry out synchronous tensioning force adjustment on the steel wire rope, the balanced rope locking and rope releasing stress is realized, the dislocation phenomenon of internal clamping is avoided, the service lives of the clamping mechanism and the steel wire rope are prolonged, and the rope locking and the rope releasing can be conveniently and rapidly carried out; meanwhile, the automatic rope adjusting device is also provided with an automatic adjusting balance wire rope internal tension, so that an automatic rope adjusting function is realized, and the working efficiency and the safety performance are improved.
Description
Technical Field
The invention belongs to the technical field of vertical shaft lifting and transportation industries of coal mine equipment, and particularly relates to a rope adjusting suspension device and method.
Background
In the field of most of coal mine lifting vertical shafts in China, for the mode of a rope adjusting suspension device which is commonly used for lifting containers, two types of rope adjusting devices are mainly provided with a spiral rope adjusting device and a hydraulic rope adjusting device, and the main defects are that: the internal tension of the balanced steel wire rope cannot be automatically adjusted, so that the steel wire rope and the winding drum rope groove are worn in different degrees, the maintenance amount is increased, and the production efficiency is reduced.
And when the tension of the steel wire rope of the rope-adjusting suspension device is adjusted, the wedge-shaped connecting device is adopted to clamp and adjust the tension of the steel wire rope due to the limitation of the structure, but the structure is complicated in locking and unlocking procedures of the steel wire rope, the rope is hard and time-consuming each time, the tension among multiple ropes cannot be balanced automatically, the abrasion speed of the steel wire rope is accelerated, and the service life of the steel wire rope is shortened. The steel wire rope is locked by a rope locking clamping plate under the steel wire rope to prevent falling.
When the vertical shaft is adjusted, a 'squat tank' phenomenon can sometimes occur, so that the two wedges in the existing hydraulic rope adjusting device are asynchronous, the clamping wedge is damaged and clamped in a staggered manner, the steel wire rope cannot be clamped, potential safety hazards or accidents are caused, and the adjustment is time-consuming and labor-consuming. In addition, the rope locking clamping plate needs to be repeatedly detached every time of rope adjustment, the speed is low, the efficiency is very low, and the safety performance is greatly influenced.
Disclosure of Invention
The invention aims to provide a rope adjusting suspension device and a method, which solve the existing defects of the prior steel wire rope clamping operation, the design of a double-push adjusting oil cylinder increases the stability, when the main clamping wedge component and the auxiliary clamping wedge component carry out synchronous tensioning force rope adjusting on the steel wire rope, the balanced stress of rope locking and rope releasing is realized, the dislocation phenomenon of internal clamping is avoided, the service lives of a clamping mechanism and the steel wire rope are prolonged, and the rope locking and the rope releasing can be conveniently and rapidly carried out; meanwhile, the automatic rope adjusting device is also provided with an automatic adjusting balance wire rope internal tension, so that an automatic rope adjusting function is realized, and the working efficiency and the safety performance are improved.
The technical scheme of the invention is realized as follows:
the utility model provides a transfer rope linkage, includes that two hang the main riser and constitute transfers rope and hang the skeleton, it hangs the inside direction sliding chamber that forms of skeleton to transfer rope, it is equipped with the hydro-cylinder supporting seat to transfer the top that the rope hung the skeleton, it pushes away the accent hydro-cylinder to have through hydro-cylinder supporting seat symmetrical arrangement in the rope to transfer the skeleton, it is connected with the main wedge part of adjusting wire rope tensioning force to push away the piston rod of accent hydro-cylinder, it is connected with the direction support barrel through the hydro-cylinder supporting seat to be located between the accent hydro-cylinder to transfer rope and hang the skeleton center.
The auxiliary clamping wedge component is arranged below the rope adjusting suspension framework, the bottom end of the auxiliary clamping wedge component is fixedly connected to two connecting side frames below the auxiliary clamping wedge component through a quick-release pin body, the connecting side frames are symmetrically arranged on two sides inside the rope adjusting suspension framework, and one end of each connecting side frame, far away from the auxiliary clamping wedge component, is connected with a cross connecting block below the auxiliary clamping wedge component.
The top end of the cross connecting block is connected with the two connecting side frames, the middle of the cross connecting block is connected with the hanging rope adjusting framework through a pin shaft B, and the bottom end of the cross connecting block is connected with a container lifted by the vertical shaft through a pin shaft A.
The main clamping wedge component and the auxiliary clamping wedge component are provided with ratchet wheel anti-reverse structures for braking reverse rotation inside the main clamping wedge component and the auxiliary clamping wedge component, and the main clamping wedge component and the auxiliary clamping wedge component are mutually matched to complete rope adjusting.
Further, the main wedge component and the auxiliary wedge component comprise wedge components with openings at the top and the bottom, wedge side plates are symmetrically locked in the wedge components through bolts, shaft row rolling bodies are arranged on the wedge side plates along the inclined plane direction of the wedge side plates, and clamping mechanisms which synchronously move and guide and clamp are arranged between the wedge side plates.
Further, the clamping mechanism comprises a first inclined wedge and a second inclined wedge which are symmetrically arranged in the clamping wedge component, the side faces of the first inclined wedge and the second inclined wedge are respectively clung to the inclined faces of the shaft row rolling bodies and roll synchronously, the bottom sides of the first inclined wedge and the second inclined wedge are symmetrically provided with transmission racks, the inner side face of the clamping wedge component is provided with a first driving gear and a second driving gear, the first driving gear is meshed with the second driving gear, and the first driving gear and the second driving gear are respectively meshed with the transmission racks arranged on the bottom sides of the first inclined wedge and the second inclined wedge.
Further, semicircular grooves are formed in the opposite sides of the first inclined wedge and the second inclined wedge along the height direction of the first inclined wedge and the second inclined wedge, and the semicircular grooves are matched to form a circular groove to guide and clamp the steel wire rope.
Further, the first driving gear or the second driving gear is matched with the ratchet wheel anti-reverse structure.
Further, the ratchet wheel anti-reverse rotation structure comprises a rotating shaft for driving the forward rotating reverse braking ratchet wheel to rotate, and the output end of the rotating shaft penetrates through the surface of the wedge component and is connected with the first driving gear on the inner side surface of the wedge component.
Further, the ratchet wheel anti-reverse structure further comprises a pawl matched with the ratchet wheel for braking and a push-away handle matched with the pawl for separating a reverse braking force with the ratchet wheel; and the elastic sheet is used for pressing the pawl, and drives the pawl to reset after the ratchet wheel rotates.
An adjustment method of an adjustment rope suspension device, comprising the following steps:
s1: firstly hanging a steel wire rope, penetrating the steel wire rope from a mud scraping block, an oil cylinder supporting seat and a guide supporting cylinder body in sequence, penetrating the steel wire rope from a main clamping wedge part, and continuing to penetrate from an auxiliary clamping wedge part, wherein the length of the steel wire rope is more than one meter, so that the steel wire rope is reserved for a subsequent rope adding buckle;
s2: pushing the main clamping wedge component by the two groups of pushing and adjusting cylinders, so that the bottom surface of the main clamping wedge component is clung to the top surface of the auxiliary clamping wedge component;
s3: the inner square wrench with the extension rod is used, the rotating shaft on the main clamping wedge component is rotated anticlockwise by the overstressing rod, the ratchet wheel is rotated to transmit power, the first inclined clamping wedge and the second inclined clamping wedge in the main clamping wedge component move upwards to clamp the steel wire rope, and finally, the preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first inclined clamping wedge and the second inclined clamping wedge;
s4: the two rope locking clamping plates are used for locking the steel wire rope below the auxiliary clamping wedge component, and then auxiliary rope locking equipment of the lower pin shaft A is removed, so that the rope adjusting suspension skeleton is stressed between the main rope and the lower container, and the rope adjusting stage is carried out;
s5: the inner square wrench with the extension rod is used, the rotating shaft of the auxiliary clamping wedge component is rotated anticlockwise through the force applying rod, the ratchet wheel is rotated to transmit power, the first inclined clamping wedge and the second inclined clamping wedge in the auxiliary clamping wedge component move upwards to clamp the steel wire rope, the preliminary pretightening force is finally achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first inclined clamping wedge and the second inclined clamping wedge;
s6: manually pulling out a braking knob pawl of a ratchet wheel on the main clamping wedge part to enable the ratchet wheel to be braked and separated;
s7: then, oil is filled in the front cavities of the two groups of push-adjusting oil cylinders, the piston rods retract to drive the main clamping wedge component to act upwards, so that the first inclined clamping wedge and the second inclined clamping wedge in the main clamping wedge component are opened downwards, the first inclined clamping wedge and the second inclined clamping wedge are separated from the steel wire rope, the locking force is relieved, the steel wire rope is separated from the main clamping wedge component, and finally the two groups of push-adjusting oil cylinders drive the main clamping wedge component to return to the upper limit;
s8: in the process, as the main wedge component and the steel wire rope are separated, but the auxiliary wedge component and the steel wire rope form a preliminary pretightening force, the rope adjusting suspension framework and the container form superposed gravity, the gravity is borne by the auxiliary wedge component, the weight of the rope adjusting suspension framework is added to the weight of the container below the auxiliary wedge component, the first wedge and the second wedge in the auxiliary wedge component are continuously driven to clamp the steel wire rope again through the inclined plane, and finally, the clamping force required to be clamped is achieved to meet the design requirement, and self-locking is formed in the direction opposite to the gravity;
s9: the braking knob of the ratchet wheel on the main clamping wedge component is pulled down manually, so that the ratchet wheel is braked effectively;
s10: an inner square wrench with an extension rod is matched with the outer square of an outer rotating shaft of a ratchet shaft arranged on a main clamping wedge part, and the rotating shaft is rotated anticlockwise through a stress application rod to drive a ratchet to rotate so as to transmit power;
s11: after the steel wire rope is clamped, certain reverse tension exists, the manual clamping force is limited, but the pretightening force is required to be achieved; at the moment, the stressing rod is removed firstly, the first inclined wedge and the second inclined wedge in the main wedge part form pressure through inclined planes, enough pre-clamping force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first inclined wedge and the second inclined wedge, when the main wedge part rotating shaft drives the coaxial driving gear to rotate the ratchet anti-reversion mechanism anticlockwise, the first inclined wedge and the second inclined wedge in the main wedge part are simultaneously driven to synchronously move upwards to clamp the steel wire rope through the internal synchronous gear rack coaxial with the ratchet, and the ratchet mechanism is arranged to form reverse braking when the main wedge part rotates manually;
s12: manually pulling up a brake knob of a ratchet wheel on the auxiliary clamping wedge component to enable the ratchet wheel to be braked and separated;
s13: the rear cavities of the two groups of push-adjusting oil cylinders are filled with oil, the piston rods extend out to drive the main clamping wedge component to move downwards, at the moment, under the action of the pushing force of the oil cylinders, the first inclined clamping wedge and the second inclined clamping wedge in the main clamping wedge component are continuously driven to clamp the steel wire rope again through the semicircular grooves, and finally, the clamping force required to be clamped is achieved according to the design requirement, and at the moment, self-locking is formed in the opposite direction of gravity;
s14: after the main wedge component clamps the steel wire rope and forms self-locking, the main wedge component continuously and downwards conveys the steel wire rope to adjust the tension force, at the moment, the moving direction of the steel wire rope in the auxiliary wedge component is the same as the downward movement of the first inclined wedge and the second inclined wedge in the auxiliary wedge component, so that the locking force is relieved, then the two inclined wedges in the auxiliary wedge component are continuously driven to downwards separate and disengage from the steel wire rope, the steel wire rope continuously conveys and downwards moves until the two groups of push-adjusting cylinders push the main wedge component, so that the lower surface of the main wedge component is tightly attached to the top surface of the auxiliary wedge component, and the stressed component bearing the weight of the hanging device and the container gradually forms transfer, and the auxiliary wedge component 7 is transferred to the main wedge component;
s15: the braking knob of the ratchet wheel on the auxiliary clamping wedge component is manually pulled down, so that the ratchet wheel is effectively braked;
s16: an inner square wrench with an extension rod is matched with the outer square of an outer driving shaft of a ratchet shaft arranged on the auxiliary clamping wedge component, and the driving shaft is rotated anticlockwise through a stress application rod to drive a ratchet to rotate so as to transmit power;
s17: when a rotating shaft on the auxiliary clamping wedge part drives a coaxial driving gear to anticlockwise rotate the ratchet anti-reversing mechanism, the first inclined clamping wedge and the second inclined clamping wedge in the auxiliary clamping wedge part are simultaneously driven to synchronously move upwards to clamp the steel wire rope through an internal synchronous gear rack coaxial with the ratchet, and when the auxiliary clamping wedge part rotates manually, reverse braking is formed due to the ratchet mechanism, and a certain reverse tension exists after the steel wire rope is clamped, so that the clamping force is limited, but the pretightening force is required to be achieved, at the moment, a stressing rod is removed, and the first inclined clamping wedge and the second inclined clamping wedge in the auxiliary clamping wedge part form pressure through inclined planes to generate enough pretightening force for the steel wire rope, so that the steel wire rope cannot slide in an arc groove;
s18: returning to the step S6, and repeating the steps until the rope adjusting work is completed;
further, when the rope tension is completed, the main clamping wedge component and the auxiliary clamping wedge component are required to be connected together, the front cavities of the two groups of push-adjusting oil cylinders are filled with oil, the piston rods retract, the main clamping wedge component and the auxiliary clamping wedge component are driven to retract to the upper limit position and are fixed by the two limit plates, and the method comprises the following steps:
step one: the braking knob of the ratchet wheels on the main wedge component and the auxiliary wedge component is downwards pulled to make the ratchet wheels effectively braked;
step two: firstly, the auxiliary clamping wedge part is used as a bearing part to bear the weight, then the main clamping wedge part is pushed down to the top surface of the auxiliary clamping wedge part, a square wrench in an extension rod is used for manually applying force to rotate a rotating shaft on the main clamping wedge part anticlockwise, so that two synchronous inclined clamping wedges in the main clamping wedge part move upwards to clamp a steel wire rope, the preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with an arc groove;
step three: the two groups of push-adjusting cylinders are pushed in, so that a quick-release pin body arranged between the auxiliary clamping wedge component and the two connecting side frames can be pulled out in a rotating way, and the steel wire rope is clamped again by the gravity of the adjustable rope hanging framework and the container in the main clamping wedge component to form locking force;
step four: the front cavities of the two groups of push-adjusting oil cylinders are filled with oil, the piston rods retract to drive the main clamping wedge component and the auxiliary clamping wedge component to act upwards, return to upper limit, and are locked by bolts;
step five: two rope locking clamping plates are used, bolts are used for locking the rope outlet lower parts of the auxiliary clamping wedge parts respectively, and the auxiliary clamping wedge parts are placed in a rope adjusting suspension framework to serve as double insurance.
The beneficial effects of the invention are as follows: the existing defects of the prior steel wire rope clamping operation are overcome, the design of the double-push adjusting oil cylinder increases stability, when the main clamping wedge component and the auxiliary clamping wedge component carry out synchronous tensioning force adjustment on the steel wire rope, the balanced rope locking and rope releasing stress is realized, the dislocation phenomenon of internal clamping is avoided, the service lives of the clamping mechanism and the steel wire rope are prolonged, and the rope locking and the rope releasing can be conveniently and rapidly carried out; meanwhile, the automatic rope adjusting device is also provided with an automatic adjusting balance wire rope internal tension, so that an automatic rope adjusting function is realized, and the working efficiency and the safety performance are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a tuning rope suspension device;
FIG. 2 is a schematic diagram of a rope-adjusting suspension device;
FIG. 3 is a schematic illustration of a tuning rope suspension device;
FIG. 4 is a schematic view of the structure of the main or sub wedge member;
FIG. 5 is a schematic view of the interior of the primary or secondary card wedge member;
FIG. 6 is a schematic view of a primary or secondary card wedge member;
fig. 7 is a schematic view of the main card wedge member or the sub card wedge member in another state.
In the figure:
1. an oil cylinder supporting seat; 2. pushing and adjusting an oil cylinder; 3. a guide support cylinder; 4. scraping mud blocks; 5. rope adjusting hanging framework; 6. a main wedge member; 7. a sub-clip wedge member; 8. quick-dismantling the pin body; 9. a connecting side frame; 10. a pin B; 11. a cross connecting block; 12. quick-dismantling plugboards; 13. a pin A; 14. a limiting plate; 15. ratchet wheel anti-reverse rotation mechanism; 16. a rope locking clamping plate; 17. a wedge member; 18. a limit groove; 19. a balance weight; 20. the first inclined wedge is used for clamping the first inclined wedge; 21. a first drive gear; 22. a second drive gear; 23. the second inclined wedge is used for clamping the first inclined wedge; 24. a drive rack; 25. a shaft row rolling body; 26. a wedge side plate; 27. a semicircular groove; 28. a ratchet wheel; 29. a rotation shaft; 30. a pawl; 31. pushing away the handle; 32. and the elastic sheet.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
According to an embodiment of the invention, a rope adjusting suspension device and a method are provided.
Referring to fig. 1-7, the rope adjusting suspension device according to the embodiment of the invention comprises a rope adjusting suspension framework 5 formed by two suspension main vertical plates, a guiding sliding cavity is formed in the rope adjusting suspension framework 5, an oil cylinder supporting seat 1 is arranged at the top end of the rope adjusting suspension framework 5, push adjusting oil cylinders 2 are symmetrically arranged in the rope adjusting suspension framework 5 through the oil cylinder supporting seat 1, a piston rod of each push adjusting oil cylinder 2 is connected with a main clamping wedge part 6 for adjusting the tensioning force of a steel wire rope, and a guiding supporting cylinder body 3 is connected between the push adjusting oil cylinders 2 and positioned in the center of the rope adjusting suspension framework 5 through the oil cylinder supporting seat 1.
The lower part of the rope adjusting suspension skeleton 5 is provided with a secondary clamping wedge part 7, the bottom end of the secondary clamping wedge part 7 is fixedly connected to two connecting side frames 9 below the secondary clamping wedge part through a quick-release pin body 8, the connecting side frames 9 are symmetrically arranged on two sides inside the rope adjusting suspension skeleton 5, and one end of each connecting side frame 9, far away from the secondary clamping wedge part 7, is connected with a cross connecting block 11 below the secondary clamping wedge part.
The top end of the cross connecting block 11 is connected with the two connecting side frames 9, the middle of the cross connecting block 11 is connected with the hanging rope adjusting framework 5 through a pin shaft B10, and the bottom end of the cross connecting block 11 is connected with a container lifted by a vertical shaft through a pin shaft A13.
The main wedge component 6 and the auxiliary wedge component 7 are provided with ratchet wheel anti-reverse structures 15 for braking reverse rotation inside the main wedge component 6 and the auxiliary wedge component 7, and the main wedge component 6 and the auxiliary wedge component 7 are mutually matched to complete rope adjusting.
Further, the main wedge component 6 and the auxiliary wedge component 7 comprise wedge components 17 with openings at the top and the bottom, wedge side plates 26 are symmetrically locked in the wedge components 17 through bolts, the wedge side plates 26 are provided with shaft row rolling bodies 25 along the inclined surface direction, and clamping mechanisms which synchronously move and guide and clamp are arranged between the wedge side plates 26.
Further, the clamping mechanism comprises a first inclined wedge 20 and a second inclined wedge 23 which are symmetrically arranged in the wedge component 17, the side surfaces of the first inclined wedge 20 and the second inclined wedge 23 are respectively clung to the inclined surfaces of the shaft row rolling bodies 25 and synchronously roll, the bottom sides of the first inclined wedge 20 and the second inclined wedge 23 are symmetrically provided with a transmission rack 24, the inner side surface of the wedge component 17 is provided with a first driving gear 21 and a second driving gear 22, the first driving gear 21 is meshed with the second driving gear 22, and the first driving gear 21 and the second driving gear 22 are respectively meshed with the transmission rack 24 arranged at the bottom sides of the first inclined wedge 20 and the second inclined wedge 23.
Further, the opposite sides of the first and second wedge 20 and 23 are provided with semicircular grooves 27 along the height direction, and the semicircular grooves 27 are matched to form a circular groove for guiding and clamping the steel wire rope.
Further, the first driving gear 21 or the second driving gear 22 is matched with the ratchet wheel anti-reverse structure.
Further, the ratchet anti-reverse structure comprises a rotating shaft 29 for driving the forward rotating reverse braking ratchet 28 to rotate, and the output end of the rotating shaft 29 penetrates through the surface of the wedge member 17 and is connected with the first driving gear 21 on the inner side surface of the wedge member.
Further, the ratchet anti-reverse structure further comprises a pawl 30 matched with the ratchet 28 for braking, and a push-off handle 31 matched with the pawl 30 for disengaging the reverse braking force with the ratchet 28; the elastic sheet 32 is used for pressing the pawl 30, and drives the pawl 30 to reset after the ratchet 28 rotates.
An adjustment method of an adjustment rope suspension device, comprising the following steps:
s1: firstly hanging a steel wire rope, penetrating the steel wire rope from the mud scraping block 4, the oil cylinder supporting seat 1 and the guide supporting cylinder body 3 in sequence, penetrating the steel wire rope from the main clamping wedge part 6, and continuing to penetrate the auxiliary clamping wedge part 7, wherein the length of the steel wire rope is more than 1 meter for later rope buckle adding;
s2: pushing the main clamping wedge part 6 by the two groups of pushing and adjusting oil cylinders 2, so that the bottom surface of the main clamping wedge part 6 is tightly attached to the top surface of the auxiliary clamping wedge part 7;
s3: the inner square wrench with the extension rod is used, the rotating shaft 29 on the main wedge component 6 is rotated anticlockwise by the overstressing rod, the ratchet 28 is rotated to transmit power, the first wedge 20 and the second wedge 23 in the main wedge component 6 move upwards to clamp the steel wire rope, the preliminary pretightening force is finally achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first wedge 20 and the second wedge 23;
s4: the two rope locking clamping plates 16 are used for locking the steel wire rope below the auxiliary clamping wedge component 7, and then auxiliary rope locking equipment of the lower pin shaft A13 is removed, so that the rope adjusting suspension skeleton 5 is stressed between the main rope and the lower container, and enters a rope adjusting stage;
s5: the inner square wrench with the extension rod is used, the rotating shaft 29 of the auxiliary wedge component 7 is rotated anticlockwise by the overstressing rod, the ratchet 28 is rotated to transmit power, the first wedge 20 and the second wedge 23 in the auxiliary wedge component 7 move upwards to clamp the steel wire rope, the preliminary pretightening force is finally achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first wedge 20 and the second wedge 23;
s6: manually pulling out a braking knob pawl 30 of a ratchet wheel 28 on the main clamping wedge part 6 to brake and disengage the ratchet wheel 28;
s7: then, the front cavities of the two groups of push-adjusting oil cylinders 2 are filled with oil, the piston rods retract to drive the main clamping wedge component 6 to move upwards, so that the first inclined clamping wedge 20 and the second inclined clamping wedge 23 in the main clamping wedge component 6 are opened downwards, the first inclined clamping wedge 20 and the second inclined clamping wedge 23 are separated from the steel wire rope, the locking force is relieved, the steel wire rope is separated from the main clamping wedge component 6, and finally the two groups of push-adjusting oil cylinders 2 drive the main clamping wedge component 6 to return to the upper limit;
in the process, as the main wedge component 6 is separated from the steel wire rope, but the auxiliary wedge component 7 and the steel wire rope form a preliminary pretightening force, the rope adjusting suspension framework 5 and the container form superposed gravity, the gravity is borne by the auxiliary wedge component 7, the rope adjusting suspension framework 5 continuously drives the first wedge 20 and the second wedge 23 in the auxiliary wedge component 7 to clamp the steel wire rope again through the inclined plane, and finally, the clamping force required to be clamped is achieved in the design requirement, and self-locking is formed in the opposite direction of the gravity;
s9: the brake knob of the ratchet wheel 28 on the main clamping wedge part 6 is manually pulled down, so that the ratchet wheel 28 is braked effectively;
s10: an inner square wrench with an extension rod is matched with the outer square of an outer driving shaft of a ratchet shaft arranged on the main clamping wedge part 6, and the rotating shaft 29 is rotated anticlockwise through the stressing rod to drive the ratchet 28 to rotate so as to transmit power;
s11: at this time, the stressing rod is removed firstly, the first and second inclined wedges 20 and 23 in the main wedge part 6 form pressure through inclined planes, enough pre-clamping force is generated on the steel wire rope, so that the steel wire rope and the arc grooves in the first and second inclined wedges 20 and 23 cannot slide, when the main wedge part 6 rotation shaft drives the coaxial driving gear to rotate the ratchet wheel anti-reversion mechanism anticlockwise, the first and second inclined wedges 20 and 23 in the main wedge part 6 are simultaneously driven to synchronously move upwards to clamp the steel wire rope through the internal synchronous gear rack coaxial with the ratchet wheel 28, and the ratchet wheel mechanism is arranged at the same time of manual rotation, so that reverse braking is formed;
s12: manually pulling out a braking knob of the ratchet wheel 28 on the auxiliary clamping wedge part 7 to brake and separate the ratchet wheel 28;
s13: the rear cavities of the two groups of push-adjusting oil cylinders 2 are filled with oil, the piston rods extend out to drive the main clamping wedge part 6 to move downwards, at the moment, under the action of the thrust force 2 of the oil cylinders, the first inclined clamping wedge 20 and the second inclined clamping wedge 23 in the main clamping wedge part 6 are continuously driven to clamp the steel wire rope again through the inclined plane, and finally, the clamping force required to be clamped for the design requirement is achieved, and at the moment, self-locking is formed in the opposite direction of gravity;
s14: after the main wedge part 6 clamps the steel wire rope and forms self-locking, the main wedge part continuously and downwards conveys the steel wire rope to adjust the tension force, at the moment, at the position of the auxiliary wedge part 7, the moving direction of the inner steel wire rope is the same as the downward movement of the inner first and second inclined wedges 20 and 23, so that the locking force is released, then the first and second inclined wedges 20 and 23 in the auxiliary wedge part 7 are continuously driven to be separated downwards and separated from the steel wire rope, the steel wire rope continuously conveys downwards until the two groups of push-adjusting cylinders 2 push the main wedge part 6, so that the lower surface of the main wedge part 6 is tightly attached to the top surface of the auxiliary wedge part 7, and a stress part bearing the weight of a hanging device and a container gradually forms transfer, and the auxiliary wedge part 7 is transferred to the main wedge part 6;
s15: the brake knob of the ratchet wheel 28 on the auxiliary clamping wedge part 7 is manually pulled down, so that the ratchet wheel 28 is braked effectively;
s16: an inner square wrench with an extension rod is matched with the outer square of an outer driving shaft of a ratchet shaft arranged on the auxiliary clamping wedge part 7, and the driving shaft is rotated anticlockwise through a stress application rod to drive a ratchet to rotate so as to transmit power;
s17: when a rotating shaft on the auxiliary clamping wedge part 7 drives a coaxial driving gear to anticlockwise rotate a ratchet anti-reversing mechanism, the first inclined wedge 20 and the second inclined wedge 23 in the auxiliary clamping wedge part 7 are simultaneously driven to synchronously move upwards to clamp the steel wire rope through an internal synchronous gear rack coaxial with the ratchet, and when the auxiliary clamping wedge part 7 rotates manually, reverse braking can be formed due to the ratchet mechanism, and a certain reverse tension exists after the steel wire rope is clamped, so that the clamping force is limited, but the pretightening force is required to be achieved, at the moment, a stressing rod is removed, and the first inclined wedge 20 and the second inclined wedge 23 in the auxiliary clamping wedge part 7 form pressure through inclined planes to generate enough pretightening force for the steel wire rope, so that the steel wire rope cannot slide in an arc groove;
s18: returning to the step S6, and repeating the steps until the rope adjusting work is completed;
further, after the rope tension is adjusted, the main clamping wedge part 6 and the auxiliary clamping wedge part 7 are connected together, the front cavities of the two groups of push adjustment oil cylinders 2 are filled with oil, the piston rods retract, the main clamping wedge part 6 and the auxiliary clamping wedge part 7 are driven to retract to the upper limit position and are fixed by the two limit plates 14, and the method comprises the following steps:
step one: the braking knob of the ratchet wheels on the main wedge part 6 and the auxiliary wedge part 7 is downwards pulled to ensure that the ratchet wheels 28 are effectively braked;
step two: firstly, the auxiliary clamping wedge part 7 is used as a bearing part to bear the weight, then the main clamping wedge part 6 is pushed down to the top surface of the auxiliary clamping wedge part 7, a square wrench in an extension rod is used for manually applying force to rotate a rotating shaft on the main clamping wedge part 7 anticlockwise, so that two synchronous inclined wedges in the main clamping wedge part 6 move upwards to clamp a steel wire rope, the preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with an arc groove;
step three: the two groups of push-adjusting oil cylinders 2 are pushed in, so that a quick-release pin body 8 arranged between the auxiliary clamping wedge part 7 and the two connecting side frames 9 can be pulled out in a rotating way, and the main clamping wedge part 6 is internally clamped with the steel wire rope again by the adjustable rope hanging framework 5 and the gravity of the container, so as to form locking force;
step four: the front cavities of the two groups of push-adjusting oil cylinders 2 are filled with oil, the piston rods retract to drive the main clamping wedge part 6 and the auxiliary clamping wedge part 7 to move upwards, return to the upper limit and are locked by bolts;
step five: two rope locking clamping plates 16 are used, the lower parts of the rope outlet of the auxiliary clamping wedge parts 7 are respectively locked by bolts, and the auxiliary clamping wedge parts are placed in the rope adjusting hanging framework 5 to serve as double insurance.
It should be noted that, the quick-release plugboard 12 is installed on the pin a13, and is a part capable of being quickly assembled and disassembled, and is mainly aimed at preventing axial movement.
The limiting plate 14 is used for positioning and locking the rope adjusting suspension skeleton 5 after the rope adjusting is finished.
The rope locking clamping plate 16 is used for clamping the rope and plays a double-safety role by additionally arranging the clamping plate at the rope position below the auxiliary clamping wedge component 7 after the rope is mounted and regulated.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. An adjustment method of an adjustment rope suspension device is characterized by comprising the following steps:
s1: firstly hanging a steel wire rope, penetrating the steel wire rope from a mud scraping block (4), an oil cylinder supporting seat (1) and a guide supporting cylinder body (3) in sequence, penetrating the steel wire rope from a main clamping wedge component (6) and continuously penetrating the steel wire rope from a secondary clamping wedge component (7), wherein the length of the steel wire rope is more than 1 meter, and the steel wire rope is reserved for a subsequent rope adding buckle;
s2: pushing the main clamping wedge component (6) by the two groups of pushing and adjusting oil cylinders (2) so that the bottom surface of the main clamping wedge component (6) is tightly attached to the top surface of the auxiliary clamping wedge component (7);
s3: the inner square wrench with the extension rod is used, the rotating shaft (29) on the main wedge component (6) is rotated anticlockwise by the overstressing rod, the ratchet wheel (28) is rotated to transmit power, the first wedge (20) and the second wedge (23) in the main wedge component (6) move upwards to clamp the steel wire rope, and finally, the preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first wedge (20) and the second wedge (23);
s4: two rope locking clamping plates (16) are used for locking the steel wire rope below the auxiliary clamping wedge component (7), and then auxiliary rope locking equipment of the lower pin shaft A (13) is removed, so that the rope adjusting suspension skeleton (5) is stressed between the main rope and the lower container, and the rope adjusting stage is carried out;
s5: the inner square wrench with the extension rod is used, the rotating shaft (29) of the auxiliary wedge component (7) is rotated anticlockwise by the overstressing rod, the ratchet wheel (28) is rotated to transmit power, the first wedge (20) and the second wedge (23) in the auxiliary wedge component (7) move upwards to clamp the steel wire rope, and finally, the preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first wedge (20) and the second wedge (23);
s6: manually pulling out a brake knob pawl (30) of a ratchet wheel (28) on the main clamping wedge component (6) to brake and separate the ratchet wheel (28);
s7: then, the front cavities of the two groups of push-adjusting oil cylinders (2) are filled with oil, the piston rods retract to drive the main clamping wedge component (6) to act upwards, so that the first inclined clamping wedge (20) and the second inclined clamping wedge (23) in the main clamping wedge component (6) are opened downwards, the first inclined clamping wedge (20) and the second inclined clamping wedge (23) are separated from the steel wire rope, the locking force is relieved, the steel wire rope is separated from the main clamping wedge component (6), and the two groups of push-adjusting oil cylinders (2) drive the main clamping wedge component (6) to return to the upper limit position;
s9: manually pulling down a brake knob of a ratchet wheel (28) on the main clamping wedge component (6) to enable the ratchet wheel (28) to be braked effectively;
s10: an inner square wrench with an extension rod is matched with the outer square of a driving shaft outside the ratchet wheel (28) shaft arranged on the main clamping wedge part (6), and the rotating shaft (29) is rotated anticlockwise through the stressing rod to drive the ratchet wheel (28) to rotate so as to transmit power;
s11: at the moment, the stressing rod is removed firstly, the first inclined wedge (20) and the second inclined wedge (23) in the main wedge component (6) form pressure through inclined planes, enough pre-clamping force is generated on the steel wire rope, so that the steel wire rope cannot slide with the arc grooves in the first inclined wedge (20) and the second inclined wedge (23), when the driving gear on the main wedge component (6) on the same shaft is driven by the rotating shaft to rotate the ratchet wheel anti-reversion mechanism anticlockwise, the first inclined wedge (20) and the second inclined wedge (23) in the main wedge component (6) are simultaneously driven to synchronously move upwards to clamp the steel wire rope through the inner synchronous gear rack coaxial with the ratchet wheel (28), and reverse braking can be formed due to the ratchet wheel mechanism when the steel wire rope rotates manually;
s12: manually pulling up a brake knob of a ratchet wheel (28) on the auxiliary wedge component (7) to brake and separate the ratchet wheel (28);
s13: the rear cavities of the two groups of push-adjusting oil cylinders (2) are filled with oil, the piston rods extend out to drive the main clamping wedge component (6) to move downwards, at the moment, under the action of the pushing force of the oil cylinders (2), the first inclined clamping wedge (20) and the second inclined clamping wedge (23) in the main clamping wedge component (6) are continuously driven to clamp the steel wire rope again through inclined planes, and finally, the clamping force required to be clamped by the design requirements is achieved, and at the moment, self-locking is formed in the opposite direction of gravity;
s14: after the main wedge component (6) clamps the steel wire rope and forms self-locking, the main wedge component continuously and downwards conveys the steel wire rope to adjust the tension force, at the moment, the moving direction of the inner steel wire rope of the auxiliary wedge component (7) is the same as the downward movement of the inner first inclined wedge (20) and the second inclined wedge (23), so that the locking force is relieved, then the first inclined wedge (20) and the second inclined wedge (23) in the auxiliary wedge component (7) are continuously driven to downwards separate and disconnect the steel wire rope, the steel wire rope continuously conveys and downwards moves until the two groups of push-adjusting cylinders (2) push the main wedge component (6), so that the lower surface of the main wedge component (6) is tightly attached to the top surface of the auxiliary wedge component (7), a stress component for bearing the weight of a hanging device and a container is gradually transferred, and the auxiliary wedge component (7) is transferred to the main wedge component (6);
s15: manually pulling down a brake knob of a ratchet wheel (28) on the auxiliary clamping wedge component (7) to enable the ratchet wheel (28) to be braked effectively;
s16: an inner square wrench with an extension rod is matched with the outer square of an outer driving shaft of a ratchet shaft arranged on the auxiliary clamping wedge component (7), and a rotating shaft (29) is rotated anticlockwise through a stress application rod to drive a ratchet to rotate so as to transmit power;
s17: when a rotating shaft on the auxiliary clamping wedge component (7) drives a coaxial driving gear to anticlockwise rotate the ratchet anti-reversion mechanism, the first inclined clamping wedge (20) and the second inclined clamping wedge (23) in the auxiliary clamping wedge component (7) are simultaneously driven to synchronously move upwards to clamp the steel wire rope through an internal synchronous gear rack coaxial with the ratchet, and when the auxiliary clamping wedge component (7) rotates manually, reverse braking can be formed, and a certain reverse tension exists after the steel wire rope is clamped, so that the clamping force is limited, but the pretightening force is required to be achieved, at the moment, the stressing rod is removed, and the pressure is formed by the first inclined clamping wedge (20) and the second inclined clamping wedge (23) in the auxiliary clamping wedge component (7), so that enough pretightening force is generated on the steel wire rope, and the steel wire rope cannot slide in an arc groove;
s18: and returning to the step S6, and repeating the steps until the rope adjusting work is completed.
2. The method for adjusting the rope adjusting suspension device according to claim 1, wherein after the rope adjusting tension is completed, a main clamping wedge component (6) and an auxiliary clamping wedge component (7) are connected together, the front cavities of two groups of push adjusting oil cylinders (2) are filled with oil, the piston rods retract, the main clamping wedge component (6) and the auxiliary clamping wedge component (7) are driven to retract to an upper limit position, and the main clamping wedge component and the auxiliary clamping wedge component are fixed by two limit plates (14), and the method specifically comprises the following steps:
step one: a brake knob of a ratchet wheel on the main wedge component (6) and the auxiliary wedge component (7) is downwards dialed, so that a ratchet wheel (28) is effectively braked;
step two: firstly, the auxiliary clamping wedge part (7) is used as a bearing part to bear the weight, then the main clamping wedge part (6) is pushed down to the top surface of the auxiliary clamping wedge part (7), and a square wrench in an extension rod is used to manually apply force to rotate a rotating shaft on the main clamping wedge part (6) anticlockwise, so that two synchronous inclined wedges in the main clamping wedge part (6) move upwards to clamp a steel wire rope, a preliminary pretightening force is achieved, and enough pretightening force is generated on the steel wire rope, so that the steel wire rope cannot slide with an arc groove;
step three: the two groups of push-adjusting oil cylinders (2) are pushed in, so that a quick-release pin body (8) arranged between the auxiliary clamping wedge component (7) and the two connecting side frames (9) can be pulled out in a rotating mode, and a steel wire rope is clamped again by the adjustable rope hanging framework (5) in the main clamping wedge component (6) and the gravity of the container to form locking force;
step four: the front cavities of the two groups of push-adjusting oil cylinders (2) are filled with oil, the piston rods retract to drive the main wedge component (6) and the auxiliary wedge component (7) to act upwards, the upper limit is returned, and the locking is performed by bolts;
step five: two rope locking clamping plates (16) are used, bolts are used for locking the lower parts of the rope outlet of the auxiliary clamping wedge component (7) respectively, and the auxiliary clamping wedge component is placed in the rope adjusting hanging framework (5) to serve as double insurance.
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| CN202110368842.2A CN112938695B (en) | 2021-04-06 | 2021-04-06 | Rope adjusting suspension device and method |
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| CN101700849A (en) * | 2009-08-15 | 2010-05-05 | 巨人通力电梯有限公司 | Manual rescue device of lifts |
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