CN116588815A - Supporting crane capable of reducing shaking - Google Patents

Supporting crane capable of reducing shaking Download PDF

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Publication number
CN116588815A
CN116588815A CN202310778435.8A CN202310778435A CN116588815A CN 116588815 A CN116588815 A CN 116588815A CN 202310778435 A CN202310778435 A CN 202310778435A CN 116588815 A CN116588815 A CN 116588815A
Authority
CN
China
Prior art keywords
bearing
lifting
bearing base
traction
hoist
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310778435.8A
Other languages
Chinese (zh)
Inventor
戴树阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202310778435.8A priority Critical patent/CN116588815A/en
Publication of CN116588815A publication Critical patent/CN116588815A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/14—Slings with hooks
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C5/00—Base supporting structures with legs
    • B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/08—Runners; Runner bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/10—Undercarriages or bogies, e.g. end carriages, end bogies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
    • F16D65/06—Bands, shoes or pads; Pivots or supporting members therefor for externally-engaging brakes
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/18—Electric or magnetic
    • F16D2121/24—Electric or magnetic using motors
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/18—Mechanical mechanisms
    • F16D2125/58—Mechanical mechanisms transmitting linear movement
    • F16D2125/60—Cables or chains, e.g. Bowden cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)

Abstract

The utility model discloses a supporting crane capable of reducing shaking, which comprises a main girder body; the left side and the right side of the main hoisting beam body are fixedly provided with hinged seats in a front-back symmetrical mode; further comprises: bearing bases are arranged on the left side and the right side below the main hoisting beam body; the servo motor is fixedly arranged at the left end of the lifting girder body; wherein, the inner center position of the bearing base which is symmetrically arranged is rotationally provided with a driving gear through a bearing; wherein, servo motor fixed connection is in the left end of the place ahead guide threaded rod. This can reduce support formula hoist that rocks changes its focus under different hoist and mount environment through the bearing base of hoist girder body bottom surface, locks fixedly to the hoist and mount position, guarantees the stability of follow-up hoist and mount in-process to can in time correct when hoist and mount goods take place to rock the skew through the support telescopic link of jack-up traction plate left and right sides, and then promote hoist and mount security and high efficiency.

Description

Supporting crane capable of reducing shaking
Technical Field
The utility model relates to the technical field of cranes, in particular to a supporting crane capable of reducing shaking.
Background
The crane is a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, wherein the portal crane is a deformation of a bridge crane, is also called a portal crane, and is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk cargoes, and the goods are lifted and carried mainly through slings in the hoisting process;
publication number CN207192616U discloses a gantry crane for preventing goods from shaking, the upper end of the supporting leg is provided with a rotary drum, the rotary drum is coiled with a rope, the end of the rope is connected with an auxiliary hook, and the rotary drum is connected with the supporting leg through a spiral spring; the auxiliary hooks on two sides can ensure that the goods are kept stable in the hoisting process, and can not shake left and right, so that the safety is greatly improved;
publication number CN213265421U discloses a gantry crane for preventing goods from shaking, a positioning table is rotatably mounted on the outer side of a base through a hinge, and a positioning bolt is movably mounted in the positioning table. According to the utility model, a series of structures are arranged, so that the device can effectively prevent goods from shaking during lifting in the use process, has the advantage of strong overall stability, and optimizes the use process;
however, the gantry crane for preventing the cargo from shaking has the following problems in the actual use process: through setting up in the locating support of hoist girder bottom to it, but its focus of this kind of gantry crane is fixed, and the focus is all off-high, in the circumstances such as strong wind in the during operation of open air place, the goods rocks the stability that influences the hoist, and then takes place to empty accident such as easy, also causes the injury for on-the-spot personnel when influencing work efficiency.
We have therefore proposed a shoring crane with reduced sway in order to solve the problems set out above.
Disclosure of Invention
The utility model aims to provide a supporting crane capable of reducing shaking, which is used for solving the problems that the existing supporting crane is supported by a positioning bracket arranged at the bottom end of a main girder of the crane in the prior art, but the gravity centers of the portal crane are fixed and are high, and under the condition that strong wind and the like are encountered during the working of an open-air field, the shaking of goods influences the stability of the crane, so that accidents such as dumping and the like are easy to occur, and the working efficiency is influenced and meanwhile, the site personnel are injured.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a supporting crane capable of reducing shaking comprises a main girder body and air supply cylinders fixedly arranged on the left side and the right side of the top surface of the main girder body;
the left side and the right side of the main girder body are fixedly provided with hinge seat bodies in a front-back symmetrical mode, and shaft parts of the symmetrically-arranged hinge seat bodies are rotationally connected to the top ends of the supporting bearing brackets;
further comprises:
bearing bases are arranged on the left side and the right side below the main girder body, and positioning transverse plates are fixedly arranged in the middle of the inner wall of the symmetrically-arranged bearing base;
the left end of the main girder body is fixedly provided with a servo motor, and the front side and the rear side of the inside of the main girder body are respectively provided with a guide threaded rod through bearings in a rotating way;
the driving gear is rotationally arranged at the inner center position of the bearing base which is symmetrically arranged through a bearing, and driven racks are slidably arranged on the left side and the right side of the inner part of the bearing base which is symmetrically arranged;
wherein, servo motor fixed connection in the left end of place ahead direction threaded rod in jack-up girder body left end, and the left side outer wall of the inside front and back both sides direction threaded rod of jack-up girder body all through transmission chain belt intermeshing connection.
Preferably, the inside slip of jack-up girder body is provided with the direction slider, and the equal threaded connection in inside of direction slider is in the outer wall of the both sides direction threaded rod around to the inside central point department of direction slider has seted up and has pulled the spout.
Preferably, the middle part of the top surface of the guide sliding block is rotatably provided with a recovering roller through a bearing, the outer wall of the recovering roller is wound and connected to the top end of the stress traction rope, and the bottom end of the stress traction rope is arranged outside the bottom surface of the main crane girder body in a penetrating manner.
Preferably, the lifting hook for lifting cargoes is fixedly arranged at the center position of the bottom surface of the lifting traction plate, the top ends of clamping side plates for clamping cargoes are slidably connected to the left side and the right side of the bottom surface of the lifting traction plate, the left side and the right side of the top surface of the lifting traction plate are hinged to the bottom ends of supporting telescopic rods, and the supporting telescopic rods are connected to the air supply cylinders on the left side and the right side of the top surface of the lifting girder body.
Preferably, the lifting hook for lifting cargoes is fixedly arranged at the center position of the bottom surface of the lifting traction plate, the top ends of clamping side plates for clamping cargoes are slidably connected to the left side and the right side of the bottom surface of the lifting traction plate, the left side and the right side of the top surface of the lifting traction plate are hinged to the bottom ends of supporting telescopic rods, and the supporting telescopic rods are connected to the air supply cylinders on the left side and the right side of the top surface of the lifting girder body.
Preferably, the double-shaft motor is fixedly installed at the inner center position of the positioning transverse plate, the left end and the right end of the double-shaft motor on the left side and the right side are fixedly connected to the inner ends of the driving rotating rods, and the outer ends of the driving rotating rods on the left side and the right side are connected to the top ends of driving gears in the bearing base in a meshed mode through the conical gear sets.
Preferably, the driven racks on the left side and the right side of the inner part of the bearing base are all hinged to the bottom end of the supporting bearing support, the front side and the rear side of the bottom of the bearing base are all rotationally provided with movable guide wheels, the inner part of the bearing base is fixedly provided with a driving motor, and the inner part of the bearing base is rotationally provided with a rotary guide rod through a bearing.
Preferably, the symmetrical mounting the inside of bearing the weight of the base all articulates and connects in embracing the clamp turnover plate, and the top surface of embracing the clamp turnover plate of symmetrical mounting passes through reset spring interconnect to the equal fixed connection in traction rope bottom in the top of embracing the clamp turnover plate of symmetrical mounting, embracing the clamp turnover plate and can carry out the centre gripping lock to the pivot department of removing the guide pulley after the upset moreover and die.
Preferably, the inner front and back sides of the bearing base which is symmetrically installed are respectively provided with a driving rotating shaft through bearings, the inner ends of the symmetrically arranged driving rotating shafts are respectively connected with the outer wall of the rotary guide rod through a main chain wheel mechanism in a meshed mode, and the middle of the rotary guide rod is connected with the end portion of an output shaft of the driving motor through a secondary chain wheel mechanism in a meshed mode.
Preferably, the traction stay ropes at the top ends of the clamping turnover plates are symmetrically arranged around the middle outer wall connected to the driving rotating shaft, the driving rotating shaft drives the traction stay ropes to wind and then drive the clamping turnover plates to turn over, and the clamping turnover plates in an initial state are not in contact with the rotating shaft of the movable guide wheel.
Compared with the prior art, the utility model has the beneficial effects that: this can reduce support formula hoist that rocks changes its focus under different hoist and mount environment through the load-bearing base of hoist main beam body bottom surface, locks fixedly to the hoist and mount position, guarantees the stability of follow-up hoist and mount in-process to can in time correct when hoist and mount goods take place to rock the skew through the support telescopic link of jack-up traction plate left and right sides, and then promote hoist and mount security and high efficiency, its concrete content is as follows:
1. the double-shaft motor drives the driving rotating rods at the left end and the right end to rotate, the driving gear inside the bearing base is driven by the driving rotating rods through the conical gear set to rotate, and further driven racks in meshed connection with the left side and the right side drive the support bearing support with the hinged top surface to overturn, so that the lifting girder body is driven to adjust the working height according to different environments;
2. the driving motor drives the rotary guide rod connected with the auxiliary chain wheel mechanism to rotate, and meanwhile, the driving rotating shaft connected with the main chain wheel mechanism is driven to rotate, so that the traction stay rope drives the clamping turnover plate at the bottom end to turn over, the bottom end of the traction stay rope is clamped on the outer wall of the movable guide wheel in the inward shrinkage process, and the effect of locking the movable guide wheel is achieved;
3. the servo motor drives the guide threaded rods connected with the transmission chain belt to rotate, so that the guide threaded rods on the front side and the rear side drive the guide sliding blocks connected with the screw threads to adjust the stress traction rope connected with the retracting roller, and meanwhile, the inclined pulling positioning rope arranged in the middle of the stress traction rope ensures the connection strength of the stress traction rope;
4. the hoisting traction plate at the bottom end of the stress traction rope is used for hoisting cargoes through the clamping side plates at the two sides and the hoisting hooks, and the supporting telescopic rods hinged to the left side and the right side of the hoisting traction plate are used for changing the whole length of the hoisting traction plate through the air supply cylinder body, so that the hoisting cargoes can be corrected in time when the hoisting cargoes shake and deviate.
Drawings
FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;
FIG. 2 is a schematic view of the connection structure of the bearing base and the positioning cross plate of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic overall side view of the present utility model;
FIG. 5 is a schematic view of the installation structure of the guide slider of the present utility model;
FIG. 6 is a schematic view of the connection structure of the guide slider and the guide threaded rod according to the present utility model;
FIG. 7 is a schematic view of the mounting structure of the support carrier of the present utility model;
FIG. 8 is a schematic view of a mounting structure of a clamping side plate according to the present utility model;
FIG. 9 is a schematic view of a rotary guide bar mounting structure according to the present utility model;
FIG. 10 is a schematic view of a connection structure between a pinch roll-over plate and a movable guide wheel according to the present utility model.
In the figure: 1. a main girder body; 2. a gas supply cylinder; 3. a hinge base; 4. supporting a bearing bracket; 5. a load-bearing base; 6. positioning a transverse plate; 7. a servo motor; 8. a guide threaded rod; 9. a drive gear; 10. a driven rack; 11. a drive chain belt; 12. a guide slide block; 13. traction sliding grooves; 14. a recovering roller; 15. a stress traction cable; 16. a positioning cable is stayed; 17. lifting and pulling plates; 18. hoisting a hook; 19. clamping the side plates; 20. supporting the telescopic rod; 21. a biaxial motor; 22. driving the rotating rod; 23. a conical gear set; 24. moving the guide wheel; 25. a driving motor; 26. rotating the guide rod; 27. a holding and clamping turnover plate; 28. a return spring; 29. pulling a pull rope; 30. driving the rotating shaft; 31. a main sprocket mechanism; 32. a secondary sprocket mechanism.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 10, the present utility model provides the following technical solutions: a supporting crane capable of reducing shaking comprises a main crane beam body 1 and air supply cylinder bodies 2 fixedly arranged on the left side and the right side of the top surface of the main crane beam body 1; the left side and the right side of the top surface of the lifting traction plate 17 are both hinged to the bottom ends of the supporting telescopic rods 20, and the supporting telescopic rods 20 are connected to the air supply cylinder bodies 2 on the left side and the right side of the top surface of the lifting girder body 1; as shown in fig. 1, the whole length of the supporting telescopic rods 20 hinged to the left and right sides of the lifting pulling plate 17 is changed through the air supply cylinder body 2, so that the supporting telescopic rods can be corrected in time when the lifted cargoes shake and deviate, and the lifting safety and the lifting efficiency are improved;
the left side and the right side of the main girder body 1 are fixedly provided with hinge seat bodies 3 in a front-back symmetrical mode, and shaft parts of the symmetrically-arranged hinge seat bodies 3 are rotationally connected to the top ends of supporting bearing brackets 4; the left and right sides of the lower part of the main girder body 1 are respectively provided with a bearing base 5, and the middle part of the inner wall of the symmetrically installed bearing base 5 is fixedly provided with a positioning transverse plate 6; as shown in fig. 1-2 and 4, the main beam body 1 connects and installs the supporting and bearing bracket 4 through the external hinging seat body 3, and the supporting and bearing bracket 4 is supported through the bearing base 5 and the positioning transverse plate 6 which are connected with the bottom end;
the left end of the main girder body 1 is fixedly provided with a servo motor 7, and the front side and the rear side of the inside of the main girder body 1 are respectively provided with a guide threaded rod 8 through bearings in a rotating way; the servo motor 7 at the left end of the lifting girder body 1 is fixedly connected to the left end of the front guide threaded rod 8, and the left outer walls of the guide threaded rods 8 at the front side and the rear side in the lifting girder body 1 are mutually meshed and connected through a transmission chain belt 11; as shown in fig. 4-5, when in hoisting operation, the main girder body 1 of the crane drives the guide threaded rod 8 connected with the transmission chain belt 11 to rotate through the servo motor 7 arranged at the left side, so that the guide threaded rods 8 at the front side and the rear side drive the guide sliding blocks 12 connected with threads to drive the stress traction rope 15 connected with the recovery roller 14 to adjust;
the driving gear 9 is rotatably arranged at the inner center position of the symmetrically-installed bearing base 5 through a bearing, and driven racks 10 are slidably arranged on the left side and the right side of the inner part of the symmetrically-installed bearing base 5; the inner center position of the positioning transverse plate 6 is fixedly provided with a double-shaft motor 21, the left end and the right end of the double-shaft motor 21 on the left side and the right side are fixedly connected with the inner ends of the driving rotating rods 22, and the outer ends of the driving rotating rods 22 on the left side and the right side are in meshed connection with the top ends of the driving gears 9 in the bearing base 5 through a conical gear set 23; as shown in fig. 1-3, a double-shaft motor 21 arranged in the positioning transverse plate 6 drives a driving rotating rod 22 at the left end and the right end to rotate, and the driving gear 9 in the bearing base 5 is driven by the driving rotating rod 22 to rotate through a conical gear set 23, so that driven racks 10 in meshed connection with the left side and the right side drive a support bearing bracket 4 with a hinged top surface to overturn;
the inside of the main girder body 1 is provided with a guide slide block 12 in a sliding manner, the inside of the guide slide block 12 is connected with the outer walls of the guide threaded rods 8 on the front side and the rear side in a threaded manner, and a traction slide groove 13 is formed in the center position of the inside of the guide slide block 12; the middle part of the top surface of the guide slide block 12 is rotatably provided with a restoring roller 14 through a bearing, the outer wall of the restoring roller 14 is wound and connected to the top end of a stress traction rope 15, the inner part of the stress traction rope 15 on the bottom surface of the main girder body 1 is fixedly provided with a diagonal positioning rope 16 at equal distance, and the bottom end of the stress traction rope 15 is fixedly connected to the top surface of a lifting traction plate 17. A lifting hook 18 for lifting cargoes is fixedly arranged at the center of the bottom surface of the lifting traction plate 17, and the left side and the right side of the bottom surface of the lifting traction plate 17 are both in sliding connection with the top ends of clamping side plates 19 for clamping cargoes; as shown in fig. 1, 4 and 8, a guide sliding block 12 in threaded connection drives a stress traction rope 15 connected with a recovery roller 14 to be adjusted by a guide threaded rod 8, and meanwhile, a diagonal positioning rope 16 arranged in the middle of the stress traction rope 15 ensures the connection strength of the stress traction rope 15, and a lifting traction plate 17 at the bottom end of the stress traction rope 15 lifts cargoes through clamping side plates 19 and lifting hooks 18 at two sides;
driven racks 10 on the left side and the right side of the interior of the bearing base 5 are all hinged to the bottom end of the supporting bearing bracket 4, the front side and the rear side of the bottom of the bearing base 5 are both rotatably provided with movable guide wheels 24, the interior of the bearing base 5 is fixedly provided with a driving motor 25, and the interior of the bearing base 5 is rotatably provided with a rotary guide rod 26 through a bearing; the front side and the rear side of the inside of the symmetrically installed bearing base 5 are respectively provided with a driving rotating shaft 30 through bearings in a rotating way, the inner ends of the symmetrically arranged driving rotating shafts 30 are respectively connected with the outer wall of the rotary guide rod 26 in a meshed way through a main chain wheel mechanism 31, and the middle part of the rotary guide rod 26 is connected with the end part of an output shaft of the driving motor 25 in a meshed way through a secondary chain wheel mechanism 32; as shown in fig. 4 and 9, before the hoisting operation, the stability of the main beam body 1 and the supporting and bearing bracket 4 needs to be ensured, the driving motor 25 in the bearing base 5 drives the rotation guide rod 26 connected with the auxiliary chain wheel mechanism 32 to rotate, and the driving rotating shaft 30 connected with the main chain wheel mechanism 31 is driven to rotate;
the interiors of the symmetrically-installed bearing bases 5 are all hinged to the holding clamp overturning plates 27, the top surfaces of the symmetrically-installed holding clamp overturning plates 27 are connected with each other through reset springs 28, and the top ends of the symmetrically-installed holding clamp overturning plates 27 are fixedly connected to the bottom ends of traction pull ropes 29; the traction pull ropes 29 at the top ends of the symmetrically-installed holding and clamping turnover plates 27 are wound on the outer wall of the middle part of the driving rotating shaft 30; as shown in fig. 9-10, the driving shaft 30 connected with the main chain wheel mechanism 31 is driven to rotate, the traction rope 29 is driven to wind, and the traction rope 29 drives the clamping turnover plate 27 at the bottom to turn over, so that the bottom is clamped on the outer wall of the movable guide wheel 24 in the inward shrinkage process, the effect of locking the movable guide wheel 24 is achieved, and no movement in the hoisting process is ensured.
Working principle: before the supporting crane capable of reducing shaking is used, the whole condition of the device needs to be checked firstly to ensure that normal work can be carried out, according to the method shown in fig. 1-10, firstly, a main beam body 1 connects and installs a supporting bearing bracket 4 through an external hinged seat body 3, and the supporting bearing bracket 4 is supported through a bearing base 5 and a positioning transverse plate 6 which are connected with the bottom end and moves through moving guide wheels 24 arranged on the front side and the rear side of the bearing base 5;
when the center of gravity of the main girder body 1 is regulated under different environments, a double-shaft motor 21 arranged in the positioning transverse plate 6 drives a driving rotating rod 22 at the left end and the right end to rotate, the driving gear 9 in the bearing base 5 is driven by the driving rotating rod 22 through a conical gear set 23 to rotate, further, a driven rack 10 in meshed connection with the left side and the right side drives a supporting bearing bracket 4 with a hinged top surface to overturn, further, the main girder body 1 is driven according to different environments to regulate the working height, and the stability in the subsequent hoisting process is ensured;
before hoisting operation, the stability of the main girder body 1 and the supporting bearing bracket 4 needs to be ensured, the driving motor 25 in the bearing base 5 drives the rotary guide rod 26 connected with the auxiliary chain wheel mechanism 32 to rotate, meanwhile, the driving rotating shaft 30 connected with the main chain wheel mechanism 31 is driven to rotate, the traction stay rope 29 is driven to wind, and the traction stay rope 29 drives the clamping turnover plate 27 at the bottom end to turn over, so that the bottom end of the traction stay rope 29 is clamped on the outer wall of the movable guide wheel 24 in the inward shrinkage process, the effect of locking the movable guide wheel 24 is achieved, and no movement in the hoisting process is ensured;
during hoisting operation, the main girder body 1 of the crane drives the guide threaded rod 8 connected with the transmission chain belt 11 to rotate through the servo motor 7 arranged on the left side, the guide threaded rod 8 on the front side and the rear side drives the stress traction rope 15 connected with the recovery roller 14 to be adjusted through the guide slide block 12 in threaded connection, meanwhile, the cable-stayed positioning rope 16 arranged in the middle of the stress traction rope 15 ensures the strength of the connection of the stress traction rope 15, the hoisting traction plate 17 at the bottom end of the stress traction rope 15 hoists cargoes through the clamping side plates 19 on the two sides and the hoisting hooks 18, and the whole length of the support telescopic rods 20 hinged on the left side and the right side of the hoisting traction plate 17 is changed through the air supply cylinder body 2, so that the hoisting cargoes can be corrected in time when the hoisting cargoes shake and offset, and further the hoisting safety and the high efficiency are improved.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (10)

1. A supporting crane capable of reducing shaking comprises a main crane beam body (1) and air supply cylinder bodies (2) fixedly arranged at the left side and the right side of the top surface of the main crane beam body (1);
the left side and the right side of the main crane beam body (1) are fixedly provided with hinge seat bodies (3) in a front-back symmetrical mode, and shaft parts of the symmetrically-arranged hinge seat bodies (3) are rotationally connected to the top ends of supporting bearing brackets (4);
characterized by further comprising:
bearing bases (5) are arranged on the left side and the right side below the lifting main beam body (1), and a positioning transverse plate (6) is fixedly arranged in the middle of the inner wall of each symmetrically-installed bearing base (5);
the left end of the lifting main beam body (1) is fixedly provided with a servo motor (7), and the front side and the rear side of the interior of the lifting main beam body (1) are respectively provided with a guide threaded rod (8) through bearings in a rotating way;
the driving gear (9) is rotatably arranged at the inner center position of the bearing base (5) which is symmetrically arranged through a bearing, and driven racks (10) are slidably arranged at the left side and the right side of the inner part of the bearing base (5) which is symmetrically arranged;
wherein, servo motor (7) fixed connection in the left end of place ahead direction threaded rod (8) of the left end of jack-up girder body (1), and the left side outer wall of both sides direction threaded rod (8) all is through transmission chain belt (11) intermeshing connection around the inside of jack-up girder body (1).
2. A swing-reducing support crane according to claim 1, wherein: the inside slip of jack-up girder body (1) is provided with direction slider (12), and the inside of direction slider (12) all threaded connection is in the outer wall of front and back both sides direction threaded rod (8) to traction chute (13) have been seted up to the inside central point department of direction slider (12).
3. A swing-reducing support crane according to claim 2, wherein: the middle part of the top surface of the guide sliding block (12) is rotatably provided with a recovering roller (14) through a bearing, the outer wall of the recovering roller (14) is wound and connected to the top end of the stress traction rope (15), and the bottom end of the stress traction rope (15) is arranged outside the bottom surface of the main girder body (1) in a penetrating mode.
4. A swing-reducing support crane according to claim 1, wherein: the inside equidistance fixed mounting of the stress traction cable (15) of the bottom surface of the lifting girder body (1) has a diagonal positioning cable (16), and the equidistant fixed mounting diagonal positioning cable (16) is two a set of "X" structural installation setting to the bottom fixed connection of stress traction cable (15) is in the top surface of lifting traction board (17).
5. The sway reduction support lift of claim 4 wherein: lifting hooks (18) for lifting cargoes are fixedly mounted at the center of the bottom surface of the lifting traction plate (17), the top ends of clamping side plates (19) for clamping the cargoes are slidably connected to the left side and the right side of the bottom surface of the lifting traction plate (17), the left side and the right side of the top surface of the lifting traction plate (17) are hinged to the bottom ends of supporting telescopic rods (20), and the supporting telescopic rods (20) are connected to air supply cylinder bodies (2) on the left side and the right side of the top surface of the lifting girder body (1).
6. A swing-reducing support crane according to claim 1, wherein: the double-shaft motor (21) is fixedly mounted at the inner center position of the positioning transverse plate (6), the left end and the right end of the double-shaft motor (21) on the left side and the right side are fixedly connected to the inner ends of the driving rotating rods (22), and the outer ends of the driving rotating rods (22) on the left side and the right side are connected to the top ends of the driving gears (9) in the bearing base (5) in a meshing manner through the conical gear sets (23).
7. A swing-reducing support crane according to claim 1, wherein: driven racks (10) on the left side and the right side of the interior of the bearing base (5) are all hinged to the bottom end of the supporting bearing support (4), the front side and the rear side of the bottom of the bearing base (5) are all rotated and provided with movable guide wheels (24), driving motors (25) are fixedly installed in the interior of the bearing base (5), and rotary guide rods (26) are arranged in the interior of the bearing base (5) through bearing rotation.
8. The sway reduction support lift of claim 7 wherein: the inside of bearing base (5) of symmetry installation all articulates and connects in embracing clamp turnover plate (27), and the top surface of embracing clamp turnover plate (27) of symmetry installation passes through reset spring (28) interconnect to the top of embracing clamp turnover plate (27) of symmetry installation all fixedly connected with pull rope (29) bottom, embracing clamp turnover plate (27) can carry out the centre gripping lock to the pivot department of moving guide pulley (24) after the upset moreover and die.
9. The sway reducing support lift of claim 8 wherein: the inside front and back both sides of bearing base (5) of symmetry installation all are provided with drive pivot (30) through the bearing rotation, and the inner of drive pivot (30) of symmetry setting all is connected in the outer wall of rotatory guide arm (26) through main sprocket mechanism (31) meshing to the middle part of rotatory guide arm (26) is connected in the output shaft tip of driving motor (25) through vice sprocket mechanism (32) meshing.
10. The sway reducing support lift of claim 8 wherein: the traction pull ropes (29) at the top ends of the clamping turnover plates (27) are symmetrically arranged around the middle outer wall connected to the driving rotating shaft (30), the driving rotating shaft (30) drives the traction pull ropes (29) to wind and then drive the clamping turnover plates (27) to turn over, and the clamping turnover plates (27) in an initial state are not in contact with the rotating shaft of the movable guide wheel (24).
CN202310778435.8A 2023-06-29 2023-06-29 Supporting crane capable of reducing shaking Pending CN116588815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310778435.8A CN116588815A (en) 2023-06-29 2023-06-29 Supporting crane capable of reducing shaking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310778435.8A CN116588815A (en) 2023-06-29 2023-06-29 Supporting crane capable of reducing shaking

Publications (1)

Publication Number Publication Date
CN116588815A true CN116588815A (en) 2023-08-15

Family

ID=87611869

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310778435.8A Pending CN116588815A (en) 2023-06-29 2023-06-29 Supporting crane capable of reducing shaking

Country Status (1)

Country Link
CN (1) CN116588815A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117401584A (en) * 2023-12-13 2024-01-16 江苏东禾特种设备科技有限公司 Lifting type gantry crane capable of achieving multipoint lifting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117401584A (en) * 2023-12-13 2024-01-16 江苏东禾特种设备科技有限公司 Lifting type gantry crane capable of achieving multipoint lifting
CN117401584B (en) * 2023-12-13 2024-04-05 江苏东禾特种设备科技有限公司 Lifting type gantry crane capable of achieving multipoint lifting

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