CN111170144B - Anti-swing butt joint mechanism of hydraulic automatic crane and use method thereof - Google Patents
Anti-swing butt joint mechanism of hydraulic automatic crane and use method thereof Download PDFInfo
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- CN111170144B CN111170144B CN202010112287.2A CN202010112287A CN111170144B CN 111170144 B CN111170144 B CN 111170144B CN 202010112287 A CN202010112287 A CN 202010112287A CN 111170144 B CN111170144 B CN 111170144B
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- rod
- connecting rod
- spring
- wire rope
- telescopic
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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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
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
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Abstract
The invention discloses a hydraulic automatic crane anti-swing butt joint mechanism and a use method thereof, wherein the hydraulic automatic crane anti-swing butt joint mechanism comprises a hydraulic arm connected with a crane, and a rod sleeve sleeved at the bottom of a nut is arranged below the nut; through the flexible cover that sets up, the cooperation of telescopic link and connecting rod, thereby realize tensile function, at tensile in-process flexible cover, the cooperation of telescopic link and connecting rod and steadying plate, can realize flexible cover, telescopic link and connecting rod play the position of control steadying plate, thereby realize preventing to appear rocking by a relatively large margin at the in-process object of removal when wire rope and couple move, when needs hang and get the object, the wire rope length of getting put and flexible cover, when telescopic link and connecting rod total length are short or equal, just can realize the butt joint that does not rock, through the cooperation of the nut and the threaded rod that set up, can play and promote the function that the in-process carries out the jack-up to steadying plate.
Description
Technical Field
The invention relates to the field of anti-swing of automatic cranes, in particular to a hydraulic anti-swing butt joint mechanism of an automatic crane and a using method thereof.
Background
The hydraulic automatic crane has wide application range, can lift some forklifts in the factory and can not lift the forklift, but the goods can swing in the carrying process, so that the lifted crane is inconvenient, and the working efficiency of the crane is low.
Because wire rope's pulling distance is longer when current inside hoist of mill uses for the couple is very unstable when lifting by crane the object, can appear the condition of rocking, and the operation degree of difficulty has to make the quick appointed position of reacing of object, if meet strong wind in outdoor operation, makes the process of lifting by crane very unstable, and the object of lifting by crane is very easily rocked by strong wind, lifts by crane the operation security under such condition and hangs down.
Disclosure of Invention
The invention aims to provide a hydraulic automatic crane anti-swing butt-joint mechanism which can solve the problem that when an existing crane in a factory is used, due to the fact that a steel wire rope is long in pulling distance, a hook is unstable when an object is lifted, the object can shake, the object can reach an appointed position quickly and difficultly, if strong wind is encountered during outdoor operation, the lifting process is unstable, the lifted object can shake easily due to the strong wind, and the safety of lifting operation is low under the condition.
The purpose of the invention can be realized by the following technical scheme:
a hydraulic automatic crane anti-swing butt-joint mechanism comprises a hydraulic arm connected with a crane, wherein the interior of the hydraulic arm is connected with a steel wire rope through a pulley, one end of the steel wire rope is fixedly provided with a connecting rod, the bottom of the connecting rod is fixedly provided with an integrally formed rope pulley, the bottom of the rope pulley is fixedly provided with a hook of a U-shaped structure, the side wall of the connecting rod is provided with a limiting rod of an L-shaped structure, the end part of the limiting rod penetrates through the interior of a stabilizing plate, the steel wire rope penetrates through rope holes arranged on the stabilizing plate, the two rope holes are symmetrically arranged relative to the stabilizing plate, the stabilizing plate is provided with threaded holes penetrating through the interior of the stabilizing plate, the two threaded holes are symmetrically arranged relative to the stabilizing plate, the connecting rod is installed inside the threaded holes, and a threaded rod with external threads is fixed, the diameter of the threaded rod is smaller than that of the connecting rod, the diameter of the connecting rod is larger than that of the threaded hole, the threaded rod is matched with the threaded hole, the threaded rod penetrates through the interior of the threaded hole and is fixed with a nut located at the end of the stabilizing plate, and a rod sleeve sleeved at the bottom of the nut is arranged below the nut; through the telescopic sleeve that sets up, the cooperation of telescopic link and connecting rod, thereby realize tensile function, at tensile in-process telescopic sleeve, the cooperation of telescopic link and connecting rod and steadying plate, can realize telescopic sleeve, telescopic link and connecting rod play the position of control steadying plate, thereby realize preventing when wire rope and couple move that great rocking appears in the in-process object of removal, when need hang and get the object, put the wire rope length of getting and telescopic sleeve, when telescopic link and connecting rod total length are short or equal, just can realize the butt joint of not rocking, even the length that wire rope extends exceeds telescopic sleeve, the total length of telescopic link and connecting rod, still can play the function of preventing to hang and to shake by a wide margin that appears in the object of getting, can fix the connecting rod through the screw hole that sets up, be convenient for after long-time use to telescopic sleeve, The telescopic rod and the connecting rod are detached and replaced, the operation is simple, and the function of jacking the stabilizing plate in the lifting process can be achieved through the matching of the set nut and the set threaded rod.
Preferably, the lateral wall of connecting rod is provided with the first lug of outside bellied semi-circular structure, the top of connecting rod is provided with rather than gliding telescopic link mutually, the inside of telescopic link is hollow structure, the surface of telescopic link is provided with outside bellied second lug, and the below of second lug is formed with first spout, the top of telescopic link is provided with rather than gliding telescope tube mutually, the inside of telescope tube be provided with the second spout of second lug looks adaptation, first slider with first spout phase-match. The connecting rod that sets up can slide in the inside of telescopic link, and the telescopic link slides in the inside of telescope tube, realizes the regulation of length, can effectually play to reduce rocking when the object lifts by crane, through the cooperation of the first spout that sets up and first slider, the cooperation of second spout and second slider to play the quick slip of the telescope tube of being convenient for, telescopic link and connecting rod.
Preferably, the stabilizing plate is provided with a rod hole, and the rod hole is matched with the limiting rod. Can reciprocate in the inside in pole hole through the gag lever post that sets up to the realization is to the control of stabilizing the board position.
Preferably, the top of gag lever post is provided with the inner chamber, the inside wall of inner chamber is fixed with the one end of first spring, the other end of first spring passes the inside and the revolving fragment of gag lever post are connected, the spring groove that is used for first spring coupling is seted up to the inside of revolving fragment, the spring groove is T type structure. Through the rotation of the revolving fragment that sets up, the realization shifts out revolving fragment and gag lever post from the inside in pole hole simultaneously, promptly when the revolving fragment shifts out from the pole hole, the steadying plate moves to the distance of keeping away from the farthest with the hydraulic arm mutually, be the position that the biggest buffering that the steadying plate can play rocked promptly, through the spring groove that sets up, can provide the position when first spring takes place to deform, the deformation is accomplished to the first spring of being convenient for, also be convenient for first spring at the in-process that resets fast.
Preferably, a connecting sleeve is fixed at the end part of the rotating piece, a second spring is arranged on the inner side wall of the connecting sleeve, a shaft pin penetrating through the inner cavity is installed inside the second spring, and the shaft pin and the connecting sleeve are movably arranged. Realize rotating the revolving fragment through the rotation of the adapter sleeve that sets up and pivot to can play through the second spring that sets up and make the revolving fragment reset, can hide the inside of inner chamber with the revolving fragment through the inner chamber that sets up, thereby accomplish the inside that the revolving fragment can follow the pole hole and pass.
Preferably, the tip of revolving fragment is provided with the card, the card is through the round pin swing joint revolving fragment that resets, the inside of revolving fragment is provided with the dashpot, one side intercommunication recess of dashpot, the width of dashpot is greater than the width of recess, the recess is the triangle-shaped structure, the card with the recess phase-match. The inside of buffer slot and recess can be contract to the card through the setting when receiving the extrusion, is convenient for hide the card for when the revolving fragment shifts out from the pole hole, the card can be impressed the inside of revolving fragment by the piece that resets, does not take place the scraping, plays the function of protection card.
Preferably, the side wall of the stabilizing plate is provided with a reset sheet positioned in the rod hole, the reset sheet is of a triangular structure, and the reset sheet is matched with the clamping sheet. Through the piece and the card phase-match that reset that set up, can be contradicted by the piece that resets when the card resets to make the card contradict initial position when shifting out the pole hole, keep perpendicular with the pole hole under the effect of first spring and second spring.
The pin that resets includes the annular cover fixed with the card, the inside of annular cover is provided with the third spring, the inside of third spring is provided with interior commentaries on classics round pin. The card can reset after being extruded through the reset pin.
The utility model provides a fluid pressure type automatic crane anti-swing docking mechanism, the application method of this kind of mechanism specifically includes several following steps:
the method comprises the following steps: the hydraulic automatic crane upgrades and contracts by driving the hydraulic arm, the motor rotates to drive the steel wire rope to move, thereby realizing the tensioning and the releasing of the steel wire rope, when needing to hoist and take goods, the steel wire rope is released downwards, the steel wire rope passes through the inside of the rope hole and moves downwards,
when the steel wire rope moves downwards, the side wall of the connecting column is fixed with the limiting rod, the limiting rod can move downwards along with the connecting rod so as to drive the transverse rotating plate to move downwards, the elastic force of the second spring is greater than that of the first spring, under the action of gravity, the clamping piece on the side wall of the rotating plate can rotate towards the inside of the buffer groove until the rotating plate contacts the stabilizing plate, so that the stabilizing plate is pulled to move downwards, when the stabilizing plate moves downwards, the stabilizing plate can be fixed through the threaded rod and the nut so as to drive the connecting rod to move downwards, when the connecting rod moves downwards, the connecting rod can stretch from the inside of the telescopic rod, at the moment, the telescopic rod can also move out from the inside of the telescopic sleeve, when the telescopic sleeve, the telescopic rod and the connecting rod are stretched to the longest distance, when the telescopic sleeve, the telescopic rod and the connecting rod are still stretched by the, because the action of the elasticity and the gravity of the second spring on the rotating piece above the stabilizing plate is smaller than the action of the pull force of the steel wire rope on the stabilizing plate, the rotating piece can rotate, so that the rotating piece rotates around the shaft pin, and the rotating sheet can be contracted into the inner cavity, at the moment, the limiting rod can pass through the inner part of the rod hole, after the first spring is reset, the tension of the first spring is greater than that of the second spring, the rotating sheet can keep a vertical state under the action of the tension of the first spring, so that the steel wire rope can move downwards in one step, the stabilizing plate is connected by the telescopic sleeve, the telescopic rod and the connecting rod, the shaking amplitude of the steel wire rope is reduced in the descending process, after the steel wire rope is placed at a hoisting position for hoisting, the steel wire rope is under the action of the stabilizing plate in the hoisting process, so that the shaking range of the steel wire rope is small, and the crane can be conveniently butted;
step two: when wire rope is to receiving the rope under the effect of motor, wire rope receives the in-process of rope and can make vertical revolving fragment enter into the inside in pole hole, because the existence of piece that resets, can make the bottom of piece that resets contradict the top of revolving fragment, thereby make the revolving fragment take place to rotate, after the revolving fragment rotates, first spring can be pulled open, the second spring resets, at this moment, the pulling force and the gravity of second spring can be greater than the pulling force of first spring, continue to stimulate wire rope, under the effect of steadying plate, wire rope can take steadying plate rebound, steadying plate rebound in-process can be with the telescope tube, telescopic link and connecting rod contract initial position, make the connecting rod be located the inside of telescopic link, the telescopic link is located the inside of telescope tube, when needs use, carry out reciprocal use according to the mode can.
The invention has the beneficial effects that: through the telescopic sleeve that sets up, the cooperation of telescopic link and connecting rod, thereby realize tensile function, at tensile in-process telescopic sleeve, the cooperation of telescopic link and connecting rod and steadying plate, can realize telescopic sleeve, telescopic link and connecting rod play the position of control steadying plate, thereby realize preventing when wire rope and couple move that great rocking appears in the in-process object of removal, when need hang and get the object, put the wire rope length of getting and telescopic sleeve, when telescopic link and connecting rod total length are short or equal, just can realize the butt joint of not rocking, even the length that wire rope extends exceeds telescopic sleeve, the total length of telescopic link and connecting rod, still can play the function of preventing to hang and to shake by a wide margin that appears in the object of getting, can fix the connecting rod through the screw hole that sets up, be convenient for after long-time use to telescopic sleeve, The telescopic rod and the connecting rod are detached and replaced, the operation is simple, and the function of jacking the stabilizing plate in the lifting process can be achieved through the matching of the set nut and the set threaded rod.
The connecting rod that sets up can slide in the inside of telescopic link, and the telescopic link slides in the inside of telescope tube, realizes the regulation of length, can effectually play to reduce rocking when the object lifts by crane, through the cooperation of the first spout that sets up and first slider, the cooperation of second spout and second slider to play the quick slip of the telescope tube of being convenient for, telescopic link and connecting rod. Can reciprocate in the inside in pole hole through the gag lever post that sets up to the realization is to the control of stabilizing the board position.
Through the rotation of the revolving fragment that sets up, the realization shifts out revolving fragment and gag lever post from the inside in pole hole simultaneously, promptly when the revolving fragment shifts out from the pole hole, the steadying plate moves to the distance of keeping away from the farthest with the hydraulic arm mutually, be the position that the biggest buffering that the steadying plate can play rocked promptly, through the spring groove that sets up, can provide the position when first spring takes place to deform, the deformation is accomplished to the first spring of being convenient for, also be convenient for first spring at the in-process that resets fast. Realize rotating the revolving fragment through the rotation of the adapter sleeve that sets up and pivot to can play through the second spring that sets up and make the revolving fragment reset, can hide the inside of inner chamber with the revolving fragment through the inner chamber that sets up, thereby accomplish the inside that the revolving fragment can follow the pole hole and pass.
The inside of buffer slot and recess can be contract to the card through the setting when receiving the extrusion, is convenient for hide the card for when the revolving fragment shifts out from the pole hole, the card can be impressed the inside of revolving fragment by the piece that resets, does not take place the scraping, plays the function of protection card. The reset sheet is matched with the card, and the card can be abutted by the reset sheet when being reset, so that the card is abutted to an initial position when being moved out of the rod hole, and is kept perpendicular to the rod hole under the action of the first spring and the second spring; the card can reset after being extruded through the reset pin.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection of a stop lever according to the present invention;
FIG. 3 is a schematic view of a stabilizer plate according to the present invention;
FIG. 4 is an enlarged view of the detail of area A in FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the detail of the area B in FIG. 2 according to the present invention;
fig. 6 is a schematic view of a reset pin according to the present invention;
in the figure: 1. a hydraulic arm; 2. a telescopic sleeve; 3. a wire rope; 4. a telescopic rod; 5. a connecting rod; 6. a stabilizing plate; 61. a threaded hole; 62. a rope hole; 63. a rod hole; 64. a reset sheet; 7. connecting columns; 8. a sheave; 9. a nut; 10. a rod sleeve; 11. hooking; 12. a limiting rod; 121. an inner cavity; 122. a first spring; 123. A shaft pin; 124. connecting sleeves; 125. a second spring; 126. a spring slot; 127. a buffer tank; 128. a card; 129. a reset pin; 1291. an inner rotating pin; 1292. a third spring; 1293. an annular sleeve; 1210. a rotating sheet; 1211. and (4) a groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, a hydraulic automatic crane anti-swing docking mechanism includes a hydraulic arm 1 connected to a crane, a steel wire rope 3 is connected to the inside of the hydraulic arm 1 through a pulley, a connecting rod 5 is fixed to one end of the steel wire rope 3, an integrally formed rope sheave 8 is fixed to the bottom of the connecting rod 5, a U-shaped hook 11 is fixed to the bottom of the rope sheave 8, an L-shaped stop rod 12 is disposed on a side wall of a connecting post 7, an end of the stop rod 12 passes through the inside of a stabilizing plate 6, the steel wire rope 3 passes through a rope hole 62 disposed on the stabilizing plate 6, two rope holes 62 are disposed, the two rope holes 62 are symmetrically disposed with respect to the stabilizing plate 6, a threaded hole 61 is disposed on the stabilizing plate 6 and penetrates through the inside of the stabilizing plate, and the two threaded holes 61 are symmetrically disposed with respect to the stabilizing plate 6, the connecting rod 5 is installed inside the threaded hole 61, a threaded rod with external threads is fixed at the bottom of the connecting rod 5, the diameter of the threaded rod is smaller than that of the connecting rod 5, the diameter of the connecting rod 5 is larger than that of the threaded hole 61, the threaded rod is matched with the threaded hole 61, the threaded rod penetrates through the inside of the threaded hole 61 and is fixed with a nut 9 located at the end of the stabilizing plate 6, and a rod sleeve 10 sleeved at the bottom of the nut 9 is arranged below the nut 9; through the matching of the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5, the stretching function is realized, the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 are matched with the stabilizing plate 6 in the stretching process, the position of the stabilizing plate 6 can be controlled by the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5, so that the object can be prevented from shaking to a large extent in the moving process when the steel wire rope 3 and the hook 11 move, when the object needs to be lifted, the length of the steel wire rope 3 which is placed and taken is short or equal to the total length of the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 can be butted without shaking, even if the length of the steel wire rope 3 exceeds the total length of the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5, the function of preventing the object from shaking to a large extent in the lifting process can be still realized, the connecting rod 5 can be fixed through the arranged threaded hole 61, be convenient for after long-time the use dismantle and change flexible cover 2, telescopic link 4 and connecting rod 5, easy operation through the cooperation of the nut 9 that sets up and the threaded rod, can play and promote the function that the in-process carries out jack-up to stabilizer plate 6.
Specifically, the lateral wall of connecting rod 5 is provided with the first lug of outside bellied semi-circular structure, the top of connecting rod 5 is provided with rather than gliding telescopic link 4 mutually, the inside of telescopic link 4 is hollow structure, the surface of telescopic link 4 is provided with outside bellied second lug, and the below of second lug is formed with first spout, the top of telescopic link 4 is provided with rather than gliding telescope tube 2 mutually, the inside of telescope tube be provided with the second spout of second lug looks adaptation, first slider with first spout phase-match. Connecting rod 5 through setting up can slide in the inside of telescopic link 4, and telescopic link 4 slides in the inside of telescope tube 2, realizes the regulation of length, can effectually play and reduce rocking when the object lifts by crane, through the cooperation of the first spout that sets up and first slider, the cooperation of second spout and second slider to play the quick slip of telescope tube 2, telescopic link 4 and connecting rod 5 of being convenient for.
Specifically, a rod hole 63 is formed in the stabilizing plate 6, and the rod hole 63 is matched with the limiting rod 12. The position of the stabilizer plate 6 can be controlled by moving the stopper rod 12 up and down in the rod hole 63.
Specifically, an inner cavity 121 is arranged above the limiting rod 12, one end of a first spring 122 is fixed on the inner side wall of the inner cavity 121, the other end of the first spring 122 penetrates through the inside of the limiting rod 12 to be connected with a rotating piece 1210, a spring groove 126 for connecting the first spring 122 is formed in the rotating piece 1210, and the spring groove 126 is of a T-shaped structure. Through the rotation of the rotating plate 1210 who sets up, the realization shifts out rotating plate 1210 and gag lever post 12 from the inside of pole hole 63 simultaneously, when rotating plate 1210 shifts out from pole hole 63 promptly, stabilizer plate 6 moves to the distance that is furthest apart from hydraulic arm 1, be the position that the biggest buffering that stabilizer plate 6 can play rocked promptly, through the spring groove 126 that sets up, can provide the position when first spring 122 takes place to deform, be convenient for first spring 122 accomplishes deformation, also be convenient for first spring 122 at the in-process that resets fast.
Specifically, a connecting sleeve 124 is fixed at an end of the rotating piece 1210, a second spring 125 is disposed on an inner side wall of the connecting sleeve 124, a shaft pin 123 penetrating through the inner cavity 121 is installed inside the second spring 125, and the shaft pin 123 and the connecting sleeve 124 are movably disposed. The rotation piece 1210 is rotated by the rotation of the connecting sleeve 124 and the shaft pin 123, the rotation piece 1210 can be reset by the second spring 125, the rotation piece 1210 can be hidden in the inner cavity 121 through the inner cavity 121, and the rotation piece 1210 can pass through the rod hole 63.
Specifically, a clamping piece 128 is arranged at an end of the rotating piece 1210, the clamping piece 128 is movably connected with the rotating piece 1210 through a reset pin 129, a buffer groove 127 is arranged inside the rotating piece 1210, one side of the buffer groove 127 is communicated with a groove 1211, the width of the buffer groove 127 is greater than that of the groove 1211, the groove 1211 is in a triangular structure, and the clamping piece 128 is matched with the groove 1211. The card 128 can be conveniently hidden by the card 128 which is arranged to be contracted into the buffer groove 127 and the groove 1211 when being squeezed, so that when the rotary piece 1210 is moved out of the rod hole 63, the card 128 can be pressed into the rotary piece 1210 by the reset piece 64, no scratch occurs, and the function of protecting the card 128 is achieved.
Specifically, the side wall of the stabilizing plate 6 is provided with a reset sheet 64 located inside the rod hole 63, the reset sheet 64 is of a triangular structure, and the reset sheet 64 is matched with the clamping sheet 128. By arranging the reset plate 64 to match with the latching plate 128, the latching plate 64 can be abutted when the latching plate 128 is reset, so that the latching plate 128 is abutted to the initial position when moving out of the rod hole 63, and is kept perpendicular to the rod hole 63 under the action of the first spring 122 and the second spring 125.
Specifically, the return pin 129 includes an annular sleeve 1293 fixed with the clamping piece 128, a third spring 1292 is disposed inside the annular sleeve 1293, and an inner rotating pin 1291 is disposed inside the third spring 1292. The return pin 129 is provided to allow the card 128 to be returned after being compressed.
When the hydraulic lifting device is used, the hydraulic press upgrades and contracts by driving the hydraulic arm 1, the motor rotates to drive the steel wire rope 3 to move, so that the steel wire rope 3 is tensioned and loosened, when goods need to be lifted, the steel wire rope 3 is loosened downwards, the steel wire rope 3 penetrates through the inside of the rope hole 62 and moves downwards, when the steel wire rope 3 moves downwards, the limiting rod 12 is fixed on the side wall of the connecting column, the limiting rod 12 moves downwards along with the connecting rod 5 to drive the transverse rotating sheet 1210 to move downwards, because the elastic force of the second spring 125 is greater than that of the first spring 122, the clamping piece 128 on the side wall of the rotating sheet 1210 rotates towards the inside of the buffer groove 127 under the action of gravity until the rotating sheet 1210 contacts the stabilizing plate 6, so that the stabilizing plate 6 is pulled to move downwards, when the threaded rod stabilizing plate 6 moves downwards, the stabilizing plate 6 is fixed by the nut 9, thereby driving the connecting rod 5 to move downwards, when the connecting rod 5 moves downwards, the connecting rod 5 can be stretched from the inside of the telescopic rod 4, at this time, the telescopic rod 4 can also be moved out from the inside of the telescopic sleeve 2, until the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 are stretched to the longest distance, when the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 are still stretched by the stabilizing plate 6, because the effect of the elasticity and gravity of the second spring 125 received by the rotating plate 1210 above the stabilizing plate 6 is smaller than the effect of the steel wire rope on the pulling force of the stabilizing plate 6, the rotating plate 1210 can rotate, so that the rotating plate 1210 rotates around the shaft pin 123, and the rotating plate 1210 can be contracted to the inside of the inner cavity 121, at this time, the limiting rod 12 passes through the inside of the rod hole 63, after the first spring 122 is reset, the pulling force of the first spring 122 is larger than the pulling force of the second spring 125, under the pulling, the rotating piece 1210 can keep a vertical state, so that the steel wire rope 3 can move downwards in one step, the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 connect the stabilizing plate 6, the shaking amplitude of the steel wire rope 3 is reduced in the descending process, and after the steel wire rope 3 is placed at a lifting position for lifting, the steel wire rope 3 is small in shaking range under the action of the stabilizing plate 6 in the lifting process, so that the crane can be conveniently butted; when the wire rope 3 is pulled up downwards under the action of the motor, the vertical rotating piece 1210 can enter the rod hole 63 in the process of pulling up the wire rope 3, due to the existence of the reset piece 64, the bottom of the reset piece 64 can be abutted to the top of the rotating piece 1210, so that the rotating piece 1210 rotates, after the rotating piece 1210 rotates, the first spring 122 can be pulled open, the second spring 125 resets, at the moment, the tension and gravity of the second spring 125 can be greater than that of the first spring 122, the wire rope 3 is continuously pulled, under the action of the stabilizing plate 6, the wire rope 3 can drive the stabilizing plate 6 to move upwards, the telescopic sleeve 2, the telescopic rod 4 and the connecting rod 5 can be retracted to the initial position in the process of moving upwards by the stabilizing plate 6, so that the connecting rod 5 is positioned inside the telescopic rod 4, the telescopic rod 4 is positioned inside the telescopic sleeve 2, and when the wire rope is required to be used, the reciprocating use can be carried out according to the above mode.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a hydraulic automatic hoist anti-swing butt-joint mechanism, its characterized in that includes hydraulic pressure arm (1) of being connected with the hoist, the inside of hydraulic pressure arm (1) is connected with wire rope (3) through the pulley, the one end of wire rope (3) is fixed with connecting rod (5), the bottom of connecting rod (5) is fixed with integrated into one piece's rope sheave (8), the bottom of rope sheave (8) is fixed with couple (11) of U type structure, and the lateral wall of spliced pole (7) is provided with gag lever post (12) of L type structure, the inside of steadying plate (6) is passed to the tip of gag lever post (12), wire rope (3) pass rope hole (62) that sets up on steadying plate (6), rope hole (62) are provided with two, and two rope hole (62) about steadying plate (6) symmetry sets up, steadying plate (6) are last to be provided with screw hole (61) that run through its inside, the two threaded holes (61) are symmetrically arranged relative to the stabilizing plate (6), a connecting rod (5) is arranged in each threaded hole (61), a threaded rod with an external thread is fixed to the bottom of each connecting rod (5), the diameter of each threaded rod is smaller than that of each connecting rod (5), the diameter of each connecting rod (5) is larger than that of each threaded hole (61), the threaded rods are matched with the threaded holes (61), the threaded rods penetrate through the insides of the threaded holes (61) and are fixed with nuts (9) located at the end portions of the stabilizing plate (6), and rod sleeves (10) sleeved at the bottoms of the nuts (9) are arranged below the nuts (9);
the side wall of the connecting rod (5) is provided with a first convex block which is convex outwards and has a semicircular structure, a telescopic rod (4) which slides with the connecting rod is arranged above the connecting rod (5), the inside of the telescopic rod (4) is of a hollow structure, a second convex block which is convex outwards is arranged on the surface of the telescopic rod (4), a first sliding groove is formed below the second convex block, a telescopic sleeve (2) which slides with the telescopic rod is arranged above the telescopic rod (4), a second sliding groove which is matched with the second convex block is arranged inside the telescopic sleeve, the first convex block is matched with the first sliding groove, the connecting rod (5) can slide inside the telescopic rod (4), the telescopic rod (4) slides inside the telescopic sleeve (2), the length adjustment is realized, and the swinging of an object during lifting can be effectively reduced, the telescopic sleeve (2), the telescopic rod (4) and the connecting rod (5) can slide quickly through the matching of the first sliding groove and the first bump and the matching of the second sliding groove and the second bump;
the stabilizing plate (6) is provided with a rod hole (63), and the rod hole (63) is matched with the limiting rod (12);
the top of gag lever post (12) is provided with inner chamber (121), the inside wall of inner chamber (121) is fixed with the one end of first spring (122), the other end of first spring (122) passes the inside and the revolving fragment (1210) of gag lever post (12) are connected, spring groove (126) that are used for first spring (122) to connect are seted up to the inside of revolving fragment (1210), spring groove (126) are T type structure.
2. The anti-swing butting mechanism for the hydraulic automatic crane according to claim 1, wherein a connecting sleeve (124) is fixed at the end of the rotating piece (1210), a second spring (125) is arranged on the inner side wall of the connecting sleeve (124), a shaft pin (123) penetrating through the inner cavity (121) is installed inside the second spring (125), and the shaft pin (123) and the connecting sleeve (124) are movably arranged.
3. The anti-swing butting mechanism for the hydraulic automatic crane according to claim 2, wherein a clamping piece (128) is arranged at the end of the rotating piece (1210), the clamping piece (128) is movably connected with the rotating piece (1210) through a reset pin (129), a buffer groove (127) is arranged inside the rotating piece (1210), one side of the buffer groove (127) is communicated with a groove (1211), the width of the buffer groove (127) is greater than that of the groove (1211), the groove (1211) is of a triangular structure, and the clamping piece (128) is matched with the groove (1211).
4. The anti-swing butting mechanism for hydraulic automatic cranes is characterized in that the side wall of the stabilizing plate (6) is provided with a reset sheet (64) positioned inside the rod hole (63), the reset sheet (64) is of a triangular structure, and the reset sheet (64) is matched with the clamping sheet (128).
5. A hydraulic automatic crane anti-sway docking mechanism as claimed in claim 3 wherein the return pin (129) comprises an annular collar (1293) secured to a clamp (128), the interior of the annular collar (1293) being provided with a third spring (1292), the interior of the third spring (1292) being provided with an inner pivot pin (1291).
6. The anti-swing docking mechanism of a hydraulic automatic crane according to claim 1, wherein the use method of the mechanism specifically comprises the following steps:
the method comprises the following steps: the hydraulic automatic crane upgrades and contracts by driving the hydraulic arm (1), the motor rotates to drive the steel wire rope (3) to move, thereby tensioning and loosening the steel wire rope (3) are realized, when goods are hung and taken by the crane, the steel wire rope (3) is loosened downwards, the steel wire rope (3) passes through the inside of the rope hole (62), the steel wire rope (3) moves downwards, when the steel wire rope (3) moves downwards, the limiting rod (12) is fixed on the side wall of the connecting column, the limiting rod (12) can move downwards along with the connecting rod (5) so as to drive the transverse rotating sheet (1210) to move downwards, because the elasticity of the second spring (125) is greater than that of the first spring (122), under the action of gravity, the clamping sheet (128) on the side wall of the rotating sheet (1210) can rotate towards the inside of the buffer groove (127), until the rotating sheet (1210) contacts the stabilizing plate (6), thereby the stabilizing plate (6) is pulled to move downwards, when the stabilizing plate (6) moves downwards, the stabilizing plate (6) can be fixed through the threaded rod and the nut (9), so that the connecting rod (5) is driven to move downwards, when the connecting rod (5) moves downwards, the connecting rod (5) can be stretched from the inside of the telescopic rod (4), the telescopic rod (4) can also be moved out from the inside of the telescopic sleeve (2) at the moment, until the telescopic sleeve (2), the telescopic rod (4) and the connecting rod (5) are stretched to the longest distance, when the telescopic sleeve (2), the telescopic rod (4) and the connecting rod (5) are still stretched by the stabilizing plate (6), because the elastic force and the gravity of the second spring (125) on the rotating piece (1210) above the stabilizing plate (6) are smaller than the tensile force of the steel wire rope on the stabilizing plate (6), the rotating piece (1210) can rotate, and the rotating piece (1210) can rotate around the shaft pin (123), the rotating sheet (1210) can be contracted into the inner cavity (121), the limiting rod (12) penetrates through the rod hole (63), after the first spring (122) is reset, the pulling force of the first spring (122) is larger than that of the second spring (125), the rotating sheet (1210) can keep a vertical state under the action of the pulling force of the first spring (122), the steel wire rope (3) can move downwards in one step, the telescopic sleeve (2), the telescopic rod (4) and the connecting rod (5) connect the stabilizing plate (6), the shaking amplitude of the steel wire rope (3) in the descending process is reduced, after the steel wire rope (3) is placed at a lifting position to be lifted, the steel wire rope (3) is under the action of the stabilizing plate (6) in the lifting process, the shaking range of the steel wire rope (3) is small, and the crane can be conveniently butted;
step two: when the steel wire rope (3) is taken up under the action of the motor, the vertical rotating piece (1210) enters the rod hole (63) in the process of taking up the steel wire rope (3), due to the existence of the reset piece (64), the bottom of the reset piece (64) is abutted to the top of the rotating piece (1210), so that the rotating piece (1210) rotates, after the rotating piece (1210) rotates, the first spring (122) can be pulled away, the second spring (125) resets, at the moment, the tension and gravity of the second spring (125) can be greater than that of the first spring (122), the steel wire rope (3) is continuously pulled, under the action of the stabilizing plate (6), the steel wire rope (3) can drive the stabilizing plate (6) to move upwards, the telescopic sleeve (2), the telescopic rod (4) and the connecting rod (5) can be retracted to the initial position in the upward movement process of the stabilizing plate (6), make connecting rod (5) be located the inside of telescopic link (4), telescopic link (4) are located the inside of telescope tube (2), when needs use, reciprocate according to above-mentioned mode and can.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010112287.2A CN111170144B (en) | 2020-02-24 | 2020-02-24 | Anti-swing butt joint mechanism of hydraulic automatic crane and use method thereof |
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| CN202010112287.2A CN111170144B (en) | 2020-02-24 | 2020-02-24 | Anti-swing butt joint mechanism of hydraulic automatic crane and use method thereof |
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| CN111170144B true CN111170144B (en) | 2021-07-13 |
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| CN113501434B (en) * | 2021-09-10 | 2021-11-12 | 江苏平冉新型建材科技有限公司 | Engineering construction jack |
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| CN206842920U (en) * | 2017-06-28 | 2018-01-05 | 河南省黄河防爆起重机有限公司 | A kind of single-beam crane hanging structure |
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