CN117466143B - Safety crane for engineering material handling - Google Patents
Safety crane for engineering material handling Download PDFInfo
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- CN117466143B CN117466143B CN202311804165.XA CN202311804165A CN117466143B CN 117466143 B CN117466143 B CN 117466143B CN 202311804165 A CN202311804165 A CN 202311804165A CN 117466143 B CN117466143 B CN 117466143B
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- fixedly connected
- lifting
- vertical plate
- shaped frame
- plate
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- 239000000463 material Substances 0.000 title claims abstract description 31
- 230000001360 synchronised effect Effects 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 5
- 238000005007 materials handling Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000009351 contact transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
Classifications
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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
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
- B66C11/06—Underhung trolleys running on monorails
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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
- 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
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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
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/10—Undercarriages or bogies, e.g. end carriages, end bogies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a safe crane for carrying engineering materials, which relates to the technical field of cranes and comprises a back vertical plate, wherein both ends of the back vertical plate are fixedly connected with fixing frames, one end of the fixing frame far away from the back vertical plate and both ends of the back vertical plate are provided with first rectangular openings, a U-shaped frame is arranged between the two fixing frames, the upper ends of both side surfaces of the U-shaped frame are fixedly connected with side pressure strips, both ends of both side surfaces of the U-shaped frame are fixedly connected with limit sliding blocks, the limit sliding blocks are respectively and slidably connected with the first rectangular openings, and springs are arranged between the lower end surfaces of the limit sliding blocks and the lower end surfaces of the first rectangular openings; according to the invention, the bar blocks and the supporting strips can be driven to move towards the two sides of the U-shaped frame during working through the driving assembly, so that the materials carried on the supporting strips and the bar blocks can be detached, and the fixing frame is removed after the materials are detached, thereby realizing rapid detachment of the materials, greatly reducing the labor intensity of workers and being convenient to use.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to a safe crane for engineering material handling.
Background
The crane is a multi-action hoisting machine for vertically hoisting and horizontally carrying heavy objects in a certain range, and hoisting equipment is required to be used for hoisting and carrying the materials in the process of carrying engineering materials so as to save manpower.
Prior art CN102602850B proposes a hand-push jack-up carrier, including carrying carriage and carriage pillar, set up comprehensive frame structure, push-pull handle and elevating gear on carrying carriage and carriage pillar, be equipped with elasticity reel floodgate on the push-pull handle, elasticity reel floodgate includes brake block casing, rotary drum brake block, brake block handle and brake block spring, and this carrier can directly hoist and mount some small-size equipment to the carrier from apparatus for production on, perhaps hoist and mount equipment from the carrier directly to apparatus for production on butt joint installation, convenient to use.
However, the device still has certain defect in the use, and the removal of the device and the hoist and mount to the material all need rely on the manual work for workman's intensity of labour is very huge, and the workman is very easy to take place danger after tired, simultaneously, the device is when delivering the assigned position with the material, and the device need hoist and mount again and unload, and very trouble can't realize the operation of unloading fast, to above-mentioned problem, we provide a safe type hoist for engineering materials handling to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a safe crane for engineering material handling, which solves the problems that the prior art needs manual work for moving and hoisting materials, the manual labor is huge, and the materials cannot be quickly unloaded after being delivered to a designated position.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a safe type hoist for engineering materials handling, includes back riser, back riser both ends all fixedly connected with mount, the first rectangle mouth has all been seted up to the one end that the mount kept away from back riser and back riser's both ends, is equipped with U-shaped frame between two mounts, and U-shaped frame both sides face upper end all fixedly connected with side pressure strip, U-shaped frame both sides face both ends all fixedly connected with spacing slider, spacing slider respectively with first rectangle mouth sliding connection, all install the spring between spacing slider lower terminal surface and the first rectangle mouth lower terminal surface;
a supporting component for placing engineering materials is arranged in the U-shaped frame;
the fixed frame and the back vertical plate are respectively provided with a walking assembly for moving;
a lifting assembly for lifting the materials is arranged at the upper end of the U-shaped frame;
one side of the back vertical plate, which is far away from the fixing frame, is also provided with a control component for controlling and steering.
As a further scheme of the invention: the supporting assembly comprises supporting laths and strip blocks, terminal strips are fixedly connected between one ends of the supporting laths and the strip blocks, the supporting laths and the strip blocks are respectively and slidably connected at the positions of two sides of the U-shaped frame, tenons are arranged at the ends of the supporting laths and the strip blocks on one side of the U-shaped frame, mortises matched with the tenons are arranged at the ends of the supporting laths and the strip blocks on the other side of the U-shaped frame, and driving assemblies used for driving the supporting laths and the strip blocks to move are arranged on two sides of the U-shaped frame.
As still further aspects of the invention: the driving assembly comprises a mounting cavity, the mounting cavities are respectively arranged in box blocks on two sides of the U-shaped frame, the driving shafts are rotationally connected in the mounting cavities, racks are fixedly connected to the lower ends of the strip blocks, gears meshed with the racks are fixedly connected to the positions, located below the racks, of the driving shafts, worm wheels are fixedly connected to one ends of the driving shafts, a worm is rotationally connected to the upper end of one side of the mounting cavity, the worm is meshed with the worm wheels, and a fifth motor for driving the worm to rotate is fixedly connected to one end of the U-shaped frame.
As still further aspects of the invention: the walking assembly comprises a driven wheel, the driven wheel is arranged at one end of the fixing frame far away from the back vertical plate, one side of the back vertical plate far away from the fixing frame is rotationally connected with a wheel shaft by adopting a bearing seat, both ends of the wheel shaft are fixedly connected with power wheels, a conical friction wheel is fixedly connected with the middle of the wheel shaft, and a power assembly for driving the conical friction wheel to rotate is arranged on the back vertical plate.
As still further aspects of the invention: the power assembly comprises a fourth motor, the position that mount one side was kept away from to fourth motor fixed connection in the back riser, the back riser is close to two oblique frames of position fixedly connected with of toper friction wheel, rotates between two oblique frames and is connected with the integral key shaft, the integral key shaft adopts universal joint to carry out power connection with the fourth motor, sliding connection has the friction wheel on the integral key shaft, friction wheel one end fixedly connected with dialling the ring, still be equipped with on the back riser and be used for driving the friction wheel and remove and carry out driven subassembly of dialling with the different position contacts of toper friction wheel.
As still further aspects of the invention: the poking assembly comprises a second rectangular opening, the position on one side of a back vertical plate is arranged at the second rectangular opening, a pressing block which is connected with the second rectangular opening in a sliding mode is fixedly connected to the U-shaped frame, a first hydraulic cylinder is installed between the lower end face of the second rectangular opening and the pressing block, a second hydraulic cylinder is fixedly connected to an inclined frame, which is close to one side of the second rectangular opening, of the back vertical plate, an oil pipe is connected between the second hydraulic cylinder and the cylinder body of the first hydraulic cylinder, and a shifting fork for poking friction wheels is matched with a poking ring through the telescopic end of the second hydraulic cylinder.
As still further aspects of the invention: the lifting assembly comprises fixed vertical frames, the fixed vertical frames are fixedly connected to positions on two sides of the U-shaped frame respectively, lifting frames are connected between the two fixed vertical frames in a sliding mode, lifting assemblies used for driving the lifting frames to move up and down are arranged on the fixed vertical frames, sliding seats are connected to the lifting frames in a sliding mode, lifting arms are fixedly connected to the lower ends of the sliding seats, second threaded rods are connected to the middle of the lifting frames in a rotating mode, a third motor used for driving the second threaded rods to rotate is arranged at one end of each lifting frame, and lifting assemblies used for lifting are further arranged on the lifting arms.
As still further aspects of the invention: the lifting assembly comprises a first threaded rod which is respectively and rotatably connected in the fixed vertical frame, the first threaded rod is in threaded connection with the lifting frame, synchronous wheels are arranged at positions, penetrating out of the fixed vertical frame, of the connecting shaft at the upper end of the first threaded rod, a synchronous belt is arranged between the two synchronous wheels, and a second motor used for driving the first threaded rod to rotate is fixedly connected to the upper end of the fixed vertical frame at one side.
As still further aspects of the invention: the lifting assembly comprises a limiting sliding groove, the limiting sliding groove is formed in the lower end face of the lifting arm, a third threaded rod is rotationally connected to the limiting sliding groove, a limiting sliding seat is connected to the third threaded rod in a threaded mode, the limiting sliding seat is slidably connected with the limiting sliding groove, the lower end of the limiting sliding seat is connected with a lifting rope, the lower end of the lifting rope is connected with a lifting hook, and a first motor used for driving the third threaded rod to rotate is mounted at one end of the lifting arm.
As still further aspects of the invention: the control assembly comprises a supporting plate, the supporting plate is fixedly connected to one side, away from the fixing frame, of the back-up plate, a control table and a power supply are installed on the step surface of the supporting plate, a seat is further arranged on the supporting plate, one end, away from the back-up plate, of the supporting plate is rotationally connected with a steering plate, an electric steering engine used for driving the steering plate to steer is arranged on the supporting plate, and steering wheels are installed in the steering plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the bar blocks and the supporting strips can be driven to move towards the two sides of the U-shaped frame during working through the driving assembly, so that the materials carried on the supporting strips and the bar blocks can be detached, and the fixing frame is removed after the materials are detached, thereby realizing rapid detachment of the materials, greatly reducing the labor intensity of workers and being convenient to use.
2. According to the invention, the fixed frame can be driven to move through the walking assembly, the lifting assembly can hoist materials, and the driving assembly can drive the supporting lath and the bar block to move for unloading, so that excessive manpower is not required to be input in the use process, a worker only needs to operate the equipment through the control table, the labor intensity of the worker is greatly reduced, and the dangerous situation of the worker due to fatigue is avoided.
3. According to the invention, the torque of the power wheel can be automatically adjusted according to the load capacity through the friction wheel and the conical friction wheel, when the load capacity is larger, the friction wheel is in contact transmission with the large end of the conical friction wheel, the transmission ratio is changed, the torque is amplified and then transmitted to the power wheel, so that enough driving force can be provided when the load capacity is over-loaded, the condition that the fourth motor is overloaded due to the over-large load capacity can be avoided, when the load capacity is smaller, the friction wheel is in contact transmission with the small end of the conical friction wheel, the transmission ratio is switched, and the moving efficiency of equipment is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural diagram of the other side of the present invention.
Fig. 3 is a schematic view of a partial structure in the present invention.
Fig. 4 is a schematic structural view of a power assembly according to the present invention.
Fig. 5 is a schematic structural view of a support assembly according to the present invention.
Fig. 6 is a schematic structural diagram of a driving assembly in the present invention.
Fig. 7 is a schematic structural view of a hoisting assembly according to the present invention.
Fig. 8 is a schematic structural view of a third threaded rod according to the present invention.
Fig. 9 is a schematic view of the structure of the rack in the present invention.
Fig. 10 is a schematic view of a fork according to the present invention.
FIG. 11 is a schematic view of the structure of the mortise and tenon of the present invention.
Wherein: 1. a fixing frame; 2. a power supply; 3. a power wheel; 4. a support plate; 5. a steering plate; 6. a steering wheel; 7. an electric steering engine; 8. a seat; 9. a console; 10. a first motor; 11. a synchronous belt; 12. a second motor; 13. a synchronizing wheel; 14. fixing the vertical frame; 15. a first threaded rod; 16. a suspension arm; 17. a hanging rope; 18. a lifting hook; 19. driven wheel; 20. a support slat; 21. a bar; 22. a lifting frame; 23. a U-shaped frame; 24. a third motor; 25. a first rectangular port; 26. a first hydraulic cylinder; 27. briquetting; 28. a back vertical plate; 30. a second hydraulic cylinder; 31. an oil pipe; 32. a conical friction wheel; 33. a fourth motor; 34. an inclined frame; 35. a shifting fork; 36. a spline shaft; 37. a wheel axle; 38. a spring; 39. a fifth motor; 40. a side pressing bar; 41. a limit sliding block; 42. an end strip; 43. a worm; 44. a worm wheel; 45. a rack; 46. a gear; 47. a mounting cavity; 48. a drive shaft; 49. a friction wheel; 50. a second rectangular port; 51. a sliding seat; 52. a second threaded rod; 53. a limit sliding seat; 54. limiting sliding grooves; 55. and a third threaded rod.
Detailed Description
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11, in an embodiment of the present invention, a safety crane for carrying engineering materials includes a back vertical plate 28, both ends of the back vertical plate 28 are fixedly connected with fixing frames 1, one end of the fixing frame 1 far away from the back vertical plate 28 and both ends of the back vertical plate 28 are provided with first rectangular openings 25, a U-shaped frame 23 is arranged between the two fixing frames 1, upper ends of both sides of the U-shaped frame 23 are fixedly connected with side pressure strips 40, both ends of both sides of the U-shaped frame 23 are fixedly connected with limit sliding blocks 41, the limit sliding blocks 41 are respectively connected with the first rectangular openings 25 in a sliding manner, and springs 38 are respectively installed between lower end surfaces of the limit sliding blocks 41 and lower end surfaces of the first rectangular openings 25; in the invention, the U-shaped frame 23 is U-shaped, and the frame formed by the fixing frame 1 and the back vertical plate 28 is also U-shaped, so that the equipment can be removed after unloading, and the use is convenient.
A supporting component for placing engineering materials is arranged in the U-shaped frame 23; the support assembly comprises a support slat 20 and a bar block 21, wherein a tail end bar 42 is fixedly connected between one ends of the support slat 20 and the bar block 21, the support slat 20 and the bar block 21 are respectively and slidably connected at the positions of two sides of a U-shaped frame 23, tenons are arranged at the ends of the support slat 20 and the bar block 21 on one side of the U-shaped frame 23, mortises matched with the tenons are arranged at the ends of the support slat 20 and the bar block 21 on the other side of the U-shaped frame 23, and driving assemblies for driving the support slat 20 and the bar block 21 to move are arranged on two sides of the U-shaped frame 23; the bar block 21 and the supporting strip plate 20 can be driven to move towards the two sides of the U-shaped frame 23 through the driving assembly, materials carried on the supporting strip plate 20 and the bar block 21 can be detached, the fixing frame 1 can be moved away after the materials are detached, and then the materials can be quickly detached, so that the labor intensity of workers is greatly reduced, and the use is convenient.
The driving assembly comprises a mounting cavity 47, the mounting cavities 47 are respectively arranged in box blocks on two sides of the U-shaped frame 23, a driving shaft 48 is rotationally connected in the mounting cavities 47, racks 45 are fixedly connected to the lower ends of the bar blocks 21, gears 46 used for being meshed with the racks 45 are fixedly connected to the driving shaft 48 at positions below the racks 45, a worm wheel 44 is fixedly connected to one end of the driving shaft 48, a worm 43 is rotationally connected to the upper end of one side of the mounting cavity 47, the worm 43 is meshed with the worm wheel 44, and a fifth motor 39 used for driving the worm 43 to rotate is fixedly connected to one end of the U-shaped frame 23; in operation, the fifth motor 39 can drive the worm 43 to rotate, the worm 43 can rotate to drive the worm wheel 44 to rotate, the worm wheel 44 can rotate to drive the driving shaft 48 to rotate, the driving shaft 48 can rotate to drive the gear 46 to rotate, the gear 46 can rotate to drive the rack 45 to move, and the rack 45 can drive the support lath 20 and the bar 21 to correspondingly move.
The fixed frame 1 and the back vertical plate 28 are provided with walking components for moving; the walking assembly comprises a driven wheel 19, the driven wheel 19 is arranged at one end, far away from a back vertical plate 28, of a fixed frame 1, a wheel shaft 37 is rotatably connected to one side, far away from the fixed frame 1, of the back vertical plate 28 by adopting a bearing seat, two ends of the wheel shaft 37 are fixedly connected with a power wheel 3, a conical friction wheel 32 is fixedly connected to the middle of the wheel shaft 37, and a power assembly for driving the conical friction wheel 32 to rotate is arranged on the back vertical plate 28; when the device works, the power assembly drives the conical friction wheel 32 to rotate, the conical friction wheel 32 rotates to drive the wheel shaft 37 to rotate, the wheel shaft 37 rotates to drive the power wheel 3 to rotate, and then the device can walk.
The power assembly comprises a fourth motor 33, the fourth motor 33 is fixedly connected to the back vertical plate 28 at a position far away from one side of the fixing frame 1, two inclined frames 34 are fixedly connected to the back vertical plate 28 at positions close to the conical friction wheels 32, a spline shaft 36 is rotatably connected between the two inclined frames 34, the spline shaft 36 is in power connection with the fourth motor 33 through a universal coupling, a friction wheel 49 is slidably connected to the spline shaft 36, one end of the friction wheel 49 is fixedly connected with a poking ring, and a poking assembly used for driving the friction wheel 49 to move and contact different positions of the conical friction wheels 32 to carry out transmission is further arranged on the back vertical plate 28.
When the gear shifting device works, the fourth motor 33 drives the spline shaft 36 to rotate, the spline shaft 36 rotates to drive the friction wheel 49 to rotate, the friction wheel 49 rotates to drive the conical friction wheel 32 to rotate, the set shifting assembly can automatically adjust the position of the friction wheel 49 according to the load capacity when the gear shifting device works, the transmission ratio can be changed, and further the adjustment of the output torque of the wheel shaft 37 is achieved.
The poking assembly comprises a second rectangular opening 50, the second rectangular opening 50 is arranged at one side of the back vertical plate 28, a pressing block 27 which is in sliding connection with the second rectangular opening 50 is fixedly connected to the U-shaped frame 23, a first hydraulic cylinder 26 is arranged between the lower end surface of the second rectangular opening 50 and the pressing block 27, a second hydraulic cylinder 30 is fixedly connected to a bevel bracket 34 on one side of the back vertical plate 28, close to the second rectangular opening 50, an oil pipe 31 is connected between the second hydraulic cylinder 30 and a cylinder body of the first hydraulic cylinder 26, and a poking fork 35 for poking a friction wheel 49 in cooperation with a poking ring is fixedly connected to the telescopic end of the second hydraulic cylinder 30; when the hydraulic cylinder is in operation, when materials are placed on the supporting plate formed by the supporting lath 20 and the bar block 21, the U-shaped frame 23 compresses the spring 38 under the action of gravity to enable the pressing block 27 to move downwards, the pressing block 27 compresses the first hydraulic cylinder 26 when moving downwards, the piston rod of the first hydraulic cylinder 26 moves to compress hydraulic oil into the second hydraulic cylinder 30, the telescopic end of the second hydraulic cylinder 30 stretches out to drive the shifting fork 35 to move, the shifting fork 35 moves to drive the friction wheel 49 to move correspondingly, and when the carrying capacity is larger, the displacement of the friction wheel 49 to the big end direction of the conical friction wheel 32 is larger, the transmission ratio of the conical friction wheel 32 and the friction wheel 49 is larger, and conversely, the transmission ratio of the conical friction wheel 32 and the friction wheel 49 is smaller.
A lifting assembly for lifting the materials is arranged at the upper end of the U-shaped frame 23; the lifting assembly comprises fixed vertical frames 14, the fixed vertical frames 14 are respectively and fixedly connected to the positions on two sides of a U-shaped frame 23, lifting frames 22 are slidably connected between the two fixed vertical frames 14, lifting assemblies for driving the lifting frames 22 to move up and down are arranged on the fixed vertical frames 14, sliding seats 51 are slidably connected to the lifting frames 22, the lower ends of the sliding seats 51 are fixedly connected with lifting arms 16, second threaded rods 52 are rotatably connected in the middle of the lifting frames 22, third motors 24 for driving the second threaded rods 52 to rotate are arranged at one ends of the lifting frames 22, and lifting assemblies for lifting are further arranged on the lifting arms 16.
During operation, the lifting arm 16 can be driven to move up and down through the lifting assembly, the second threaded rod 52 and the third motor 24 can drive the lifting arm 16 to horizontally move, during the horizontal moving, the third motor 24 drives the second threaded rod 52 to rotate, the second threaded rod 52 rotates to drive the sliding seat 51 to move, and further the lifting arm 16 is moved, so that the lifting arm 16 can be moved up, down, left and right during operation.
The lifting assembly comprises first threaded rods 15, the first threaded rods 15 are respectively and rotatably connected in the fixed vertical frames 14, the first threaded rods 15 are in threaded connection with the lifting frames 22, synchronous wheels 13 are arranged at positions, penetrating out of the fixed vertical frames 14, of connecting shafts at the upper ends of the first threaded rods 15, synchronous belts 11 are arranged between the two synchronous wheels 13, and a second motor 12 used for driving the first threaded rods 15 to rotate is fixedly connected to the upper ends of the fixed vertical frames 14 at one side; when the lifting frame 22 is in operation, the second motor 12 drives the synchronous belt 11 and the synchronous wheel 13 to rotate, and then the two first threaded rods 15 can be driven to synchronously rotate, so that the lifting frame 22 is lifted.
The hoisting assembly comprises a limiting chute 54, the limiting chute 54 is arranged at the lower end face of the suspension arm 16, a third threaded rod 55 is rotationally connected to the limiting chute 54, a limiting sliding seat 53 is connected to the third threaded rod 55 in a threaded manner, the limiting sliding seat 53 is in sliding connection with the limiting chute 54, the lower end of the limiting sliding seat 53 is connected with a lifting rope 17, the lower end of the lifting rope 17 is connected with a lifting hook 18, and one end of the suspension arm 16 is provided with a first motor 10 for driving the third threaded rod 55 to rotate; when the lifting device works, the first motor 10 drives the third threaded rod 55 to rotate, the third threaded rod 55 rotates to drive the limiting sliding seat 53 to move, the limiting sliding seat 53 moves to drive the lifting rope 17 and the lifting hook 18 to move, and then objects can be conveniently lifted.
The side of the back vertical plate 28 away from the fixed frame 1 is also provided with a control component for controlling and steering; the control assembly comprises a support plate 4, the support plate 4 is fixedly connected to one side, far away from the fixed frame 1, of the back vertical plate 28, a control table 9 and a power supply 2 are installed on the step surface of the support plate 4, a seat 8 is further arranged on the support plate 4, a steering plate 5 is rotatably connected to one end, far away from the back vertical plate 28, of the support plate 4, an electric steering engine 7 for driving the steering plate 5 to steer is arranged on the support plate 4, and steering wheels 6 are installed in the steering plate 5; the control platform 9 through setting up can be convenient for control equipment process, when needs turn to the device, rotates through electric steering engine 7 drive steering plate 5, and steering plate 5 rotates the angle that can change steering wheel 6, and then can realize turning to the operation.
The working principle of the invention is as follows: when in use, the lifting frame 22 is lowered to a proper height by the lifting assembly, then the articles to be lifted and transferred are hung on the hanging hooks 18, then the lifting assembly drives the hanging arms 16 to rise to a proper height, the hanging arms 16 are driven to transversely move by the second threaded rods 52, the third threaded rods 55 drive the limit sliding seat 53 to move, and then the articles can be placed at a proper position,
when the supporting plate formed by the supporting strip plate 20 and the strip block 21 is used for placing materials, the U-shaped frame 23 compresses the spring 38 under the action of gravity to enable the pressing block 27 to move downwards, the pressing block 27 compresses the first hydraulic cylinder 26 when moving downwards, the piston rod of the first hydraulic cylinder 26 moves to compress hydraulic oil into the second hydraulic cylinder 30, the telescopic end of the second hydraulic cylinder 30 stretches out to drive the shifting fork 35 to move, the shifting fork 35 moves to drive the friction wheel 49 to move correspondingly, when the carrying capacity is larger, the larger the displacement amount of the friction wheel 49 towards the large end direction of the conical friction wheel 32 is, the larger the transmission ratio of the conical friction wheel 32 to the friction wheel 49 is, otherwise, the smaller the transmission ratio is, the fourth motor 33 drives the spline shaft 36 to rotate, the spline shaft 36 rotates to drive the friction wheel 49 to rotate, the friction wheel 49 rotates to drive the conical friction wheel 32 to rotate, the wheel shaft 37 rotates to drive the power wheel 3 to rotate, and the walking of equipment can be realized; when unloading, the fifth motor 39 drives the worm 43 to rotate, the worm 43 rotates to drive the worm wheel 44 to rotate, the worm wheel 44 rotates to drive the driving shaft 48 to rotate, the driving shaft 48 rotates to drive the gear 46 to rotate, the gear 46 rotates to drive the rack 45 to move, the rack 45 moves to drive the support lath 20 and the bar 21 to correspondingly move, the bar 21 and the support lath 20 are driven to move towards two sides of the U-shaped frame 23, further materials carried on the support lath 20 and the bar 21 can be unloaded, and the fixing frame 1 is moved after unloading.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Although the present disclosure describes embodiments in terms of one embodiment, not every embodiment is provided with only one embodiment, and the description is for clarity only, and those skilled in the art should recognize that the embodiments described in the disclosure may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
Claims (1)
1. A safety crane for engineering materials handling, comprising a back riser (28), characterized in that: the novel back-up vertical plate comprises a back-up vertical plate (28), fixing frames (1) fixedly connected to two ends of the back-up vertical plate (28), a first rectangular opening (25) is formed in one end, far away from the back-up vertical plate (28), of each fixing frame (1), a U-shaped frame (23) is arranged between the two fixing frames (1), side pressure strips (40) are fixedly connected to the upper ends of two side surfaces of the U-shaped frame (23), limit sliding blocks (41) are fixedly connected to two ends of two side surfaces of the U-shaped frame (23), the limit sliding blocks (41) are respectively connected with the first rectangular opening (25) in a sliding mode, and springs (38) are arranged between the lower end surfaces of the limit sliding blocks (41) and the lower end surfaces of the first rectangular opening (25);
a supporting component for placing engineering materials is arranged in the U-shaped frame (23);
the fixed frame (1) and the back vertical plate (28) are respectively provided with a walking assembly for moving;
a hoisting assembly for hoisting materials is arranged at the upper end of the U-shaped frame (23);
a control component for controlling and steering is further arranged on one side of the back vertical plate (28) away from the fixed frame (1);
the supporting assembly comprises a supporting strip plate (20) and a strip block (21), wherein a tail end strip (42) is fixedly connected between one ends of the supporting strip plate (20) and the strip block (21), the supporting strip plate (20) and the strip block (21) are respectively and slidably connected at the positions of two sides of a U-shaped frame (23), tenons are arranged at the ends of the supporting strip plate (20) and the strip block (21) on one side of the U-shaped frame (23), mortises matched with the tenons are arranged at the ends of the supporting strip plate (20) and the strip block (21) on the other side of the U-shaped frame (23), and driving assemblies for driving the supporting strip plate (20) and the strip block (21) to move are arranged on two sides of the U-shaped frame (23);
the walking assembly comprises a driven wheel (19), the driven wheel (19) is arranged at one end, far away from a back vertical plate (28), of the fixing frame (1), one side, far away from the fixing frame (1), of the back vertical plate (28) is rotationally connected with an axle (37) through a bearing seat, two ends of the axle (37) are fixedly connected with power wheels (3), a conical friction wheel (32) is fixedly connected in the middle of the axle (37), and a power assembly used for driving the conical friction wheel (32) to rotate is arranged on the back vertical plate (28);
the power assembly comprises a fourth motor (33), the fourth motor (33) is fixedly connected to a position, away from one side of the fixed frame (1), of the back vertical plate (28), two inclined frames (34) are fixedly connected to positions, close to the conical friction wheels (32), of the back vertical plate (28), spline shafts (36) are rotatably connected between the two inclined frames (34), the spline shafts (36) are in power connection with the fourth motor (33) through universal couplings, friction wheels (49) are slidably connected onto the spline shafts (36), one end of each friction wheel (49) is fixedly connected with a poking ring, and poking assemblies used for driving the friction wheels (49) to move and contact different positions of the conical friction wheels (32) to carry out transmission are further arranged on the back vertical plate (28);
the poking assembly comprises a second rectangular opening (50), the second rectangular opening (50) is formed in the position of one side of a back vertical plate (28), a pressing block (27) which is in sliding connection with the second rectangular opening (50) is fixedly connected to a U-shaped frame (23), a first hydraulic cylinder (26) is arranged between the lower end face of the second rectangular opening (50) and the pressing block (27), a second hydraulic cylinder (30) is fixedly connected to an inclined frame (34) of one side of the back vertical plate (28) close to the second rectangular opening (50), an oil pipe (31) is connected between the second hydraulic cylinder (30) and a cylinder body of the first hydraulic cylinder (26), and a poking fork (35) for poking a friction wheel (49) in cooperation with a poking ring is fixedly connected to the telescopic end of the second hydraulic cylinder (30);
the lifting assembly comprises fixed vertical frames (14), the fixed vertical frames (14) are respectively and fixedly connected to the positions on two sides of a U-shaped frame (23), lifting frames (22) are connected between the two fixed vertical frames (14) in a sliding mode, lifting assemblies for driving the lifting frames (22) to move up and down are arranged on the fixed vertical frames (14), sliding seats (51) are connected to the lifting frames (22) in a sliding mode, a suspension arm (16) is fixedly connected to the lower ends of the sliding seats (51), a second threaded rod (52) is connected to the middle of the lifting frames (22) in a rotating mode, a third motor (24) for driving the second threaded rod (52) to rotate is arranged at one end of each lifting frame (22), and lifting assemblies for lifting are further arranged on the suspension arm (16);
the control assembly comprises a supporting plate (4), the supporting plate (4) is fixedly connected to one side, far away from the fixed frame (1), of the back vertical plate (28), a control table (9) and a power supply (2) are installed on the step surface of the supporting plate (4), a seat (8) is further arranged on the supporting plate (4), one end, far away from the back vertical plate (28), of the supporting plate (4) is rotationally connected with a steering plate (5), an electric steering engine (7) for driving the steering plate (5) to steer is arranged on the supporting plate (4), and steering wheels (6) are installed in the steering plate (5);
the driving assembly comprises a mounting cavity (47), the mounting cavity (47) is respectively arranged in box blocks on two sides of the U-shaped frame (23), a driving shaft (48) is rotationally connected to the mounting cavity (47), racks (45) are fixedly connected to the lower ends of the strip blocks (21), gears (46) used for being meshed with the racks (45) are fixedly connected to the driving shaft (48) at positions below the racks (45), worm gears (44) are fixedly connected to one end of the driving shaft (48), a worm (43) is rotationally connected to the upper end of one side of the mounting cavity (47), the worm (43) is meshed with the worm gears (44), and a fifth motor (39) used for driving the worm (43) to rotate is fixedly connected to one end of the U-shaped frame (23);
the lifting assembly comprises first threaded rods (15), the first threaded rods (15) are respectively and rotatably connected in the fixed vertical frames (14), the first threaded rods (15) are in threaded connection with the lifting frames (22), synchronous wheels (13) are arranged at positions, penetrating out of the fixed vertical frames (14), of connecting shafts at the upper ends of the first threaded rods (15), synchronous belts (11) are arranged between the two synchronous wheels (13), and a second motor (12) used for driving the first threaded rods (15) to rotate is fixedly connected to the upper end of one side of the fixed vertical frame (14);
the lifting assembly comprises a limiting sliding groove (54), the limiting sliding groove (54) is formed in the lower end face of the lifting arm (16), a third threaded rod (55) is rotationally connected to the limiting sliding groove (54), a limiting sliding seat (53) is connected to the third threaded rod (55) in a threaded mode, the limiting sliding seat (53) is connected with the limiting sliding groove (54) in a sliding mode, the lower end of the limiting sliding seat (53) is connected with a lifting rope (17), the lower end of the lifting rope (17) is connected with a lifting hook (18), and a first motor (10) used for driving the third threaded rod (55) to rotate is mounted at one end of the lifting arm (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311804165.XA CN117466143B (en) | 2023-12-26 | 2023-12-26 | Safety crane for engineering material handling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311804165.XA CN117466143B (en) | 2023-12-26 | 2023-12-26 | Safety crane for engineering material handling |
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| Publication Number | Publication Date |
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| CN117466143A CN117466143A (en) | 2024-01-30 |
| CN117466143B true CN117466143B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311804165.XA Active CN117466143B (en) | 2023-12-26 | 2023-12-26 | Safety crane for engineering material handling |
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|---|---|---|---|---|
| US3173551A (en) * | 1961-11-17 | 1965-03-16 | Hinteregger Reinhold | Skyline crane |
| CN102378866A (en) * | 2009-09-18 | 2012-03-14 | 爱信艾达株式会社 | Conical friction wheel-type continuously variable transmission |
| JP2012163181A (en) * | 2011-02-08 | 2012-08-30 | Aisin Aw Co Ltd | Transmission control device of conical friction wheel ring type continuously variable transmission |
| CN102725162A (en) * | 2010-03-30 | 2012-10-10 | 爱信艾达株式会社 | Hybrid drive device |
| CN109260801A (en) * | 2018-12-01 | 2019-01-25 | 杨蕊 | A kind of sewage purifying and treating device |
| CN112537723A (en) * | 2020-12-01 | 2021-03-23 | 朱素青 | Stage lifting machine |
| CN115684002A (en) * | 2022-09-30 | 2023-02-03 | 中交第二公路勘察设计研究院有限公司 | Device and method for measuring friction coefficient between tire and road surface |
| CN116281570A (en) * | 2023-02-15 | 2023-06-23 | 滁州市恒瑞建设工程有限公司 | Assembled building wall body overhead hoist |
| CN116812737A (en) * | 2023-07-11 | 2023-09-29 | 中国建筑第二工程局有限公司 | Construction fragment of brick handling equipment is built in room |
-
2023
- 2023-12-26 CN CN202311804165.XA patent/CN117466143B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3173551A (en) * | 1961-11-17 | 1965-03-16 | Hinteregger Reinhold | Skyline crane |
| CN102378866A (en) * | 2009-09-18 | 2012-03-14 | 爱信艾达株式会社 | Conical friction wheel-type continuously variable transmission |
| CN102725162A (en) * | 2010-03-30 | 2012-10-10 | 爱信艾达株式会社 | Hybrid drive device |
| JP2012163181A (en) * | 2011-02-08 | 2012-08-30 | Aisin Aw Co Ltd | Transmission control device of conical friction wheel ring type continuously variable transmission |
| CN109260801A (en) * | 2018-12-01 | 2019-01-25 | 杨蕊 | A kind of sewage purifying and treating device |
| CN112537723A (en) * | 2020-12-01 | 2021-03-23 | 朱素青 | Stage lifting machine |
| CN115684002A (en) * | 2022-09-30 | 2023-02-03 | 中交第二公路勘察设计研究院有限公司 | Device and method for measuring friction coefficient between tire and road surface |
| CN116281570A (en) * | 2023-02-15 | 2023-06-23 | 滁州市恒瑞建设工程有限公司 | Assembled building wall body overhead hoist |
| CN116812737A (en) * | 2023-07-11 | 2023-09-29 | 中国建筑第二工程局有限公司 | Construction fragment of brick handling equipment is built in room |
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| Publication number | Publication date |
|---|---|
| CN117466143A (en) | 2024-01-30 |
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