CN111483915A - Rotary lifting appliance - Google Patents
Rotary lifting appliance Download PDFInfo
- Publication number
- CN111483915A CN111483915A CN202010440552.XA CN202010440552A CN111483915A CN 111483915 A CN111483915 A CN 111483915A CN 202010440552 A CN202010440552 A CN 202010440552A CN 111483915 A CN111483915 A CN 111483915A
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- Prior art keywords
- main beam
- lifting
- hanging
- rotating shaft
- main
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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
- 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
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a rotary lifting appliance. The lifting device comprises a lifting frame, a rotating shaft is vertically and movably arranged in the center of the lifting frame, a driven wheel is arranged on the rotating shaft at the lower end of the lifting frame, the left side and the right side of the driven wheel are respectively connected with a driving wheel in a meshed mode, the lower end of the rotating shaft is connected with a first main beam through an n-shaped lifting head and a first movable pin, two ends of the first main beam are respectively connected with a second main beam through second movable pins, and a group of lifting holes are respectively formed in the second main beams at the two; first hanger oil cylinders are respectively arranged between the two sides of the n-shaped hanging head and the first main beams, and second hanger oil cylinders are respectively arranged between the right sides of the two first main beams and the second main beam; hanging shafts are arranged in the hanging frames on the front side and the rear side of the rotating shaft, and a group of pulleys are movably arranged on the hanging shafts on the two sides. The invention has the advantages of capability of completing in-situ rotation, small limited construction field, wide application range, good stability in the hoisting process, safety, reliability, convenient use, simple structure of the hoisting tool and low cost.
Description
Technical Field
The invention relates to a lifting appliance, in particular to a rotary lifting appliance.
Background
The lifting appliance is a device for lifting a heavy object in lifting machinery, and in a bridge building, structures such as reinforcing steel bars, steel plates, steel beams and prefabricated plates are often required to be lifted, and the following technical problems exist in the use process of the existing lifting appliance in the bridge building process: because the hoisting construction site is limited, most of the existing hoists are difficult to complete in-situ rotation, the structure of the hoist is complex, the cost is high, meanwhile, in the concrete construction hoisting process of the bridge, the application range of the hoist is small for objects with different sizes, and if the hoist is replaced for hoisting, the problems of slow construction progress and high labor cost exist; the current most hoist is when hoisting heavier and longer object, generally be two points atress poor stability, have poor stability, and skew or slip all take place for hoist and mount in-process hoist and object easily, poor stability if the object from the hoist landing, all have the potential safety hazard of emphatically great to the safety of workman and bridge, still can cause huge economic loss simultaneously.
The invention aims to provide a rotary lifting appliance. The invention has the characteristics of capability of completing in-situ rotation, small limited construction field, wide application range, good stability in the hoisting process, safety, reliability, convenient use, simple structure of the hoisting tool and low cost.
The technical scheme of the invention is as follows: a rotary lifting appliance comprises a lifting frame, wherein a rotating shaft is vertically and movably arranged in the center of the lifting frame, a driven wheel is arranged on the rotating shaft at the lower end of the lifting frame, the left side and the right side of the driven wheel are respectively connected with a driving wheel in a meshed mode, the lower end of the rotating shaft is connected with a first main beam through an n-shaped lifting head and a first movable pin, two ends of the first main beam are respectively connected with a second main beam through second movable pins, and a group of lifting holes are respectively formed in the second main beams at the two ends; first hanger oil cylinders are respectively arranged between the two sides of the n-shaped hanging head and the first main beams, and second hanger oil cylinders are respectively arranged between the right sides of the two first main beams and the second main beam; hanging shafts are arranged in the hanging frames on the front side and the rear side of the rotating shaft, and a group of pulleys are movably arranged on the hanging shafts on the two sides.
In the rotary lifting appliance, the upper end of the driving wheel is respectively connected with the rotating motors, and the two rotating motors are respectively and fixedly connected to the left side and the right side of the lifting frame.
In the above-mentioned rotary hanger, the hanger shafts are respectively provided with 2-4 pulleys.
In the rotary lifting appliance, the two lifting shafts in the lifting frame are arranged oppositely, and the two lifting shafts are perpendicular to the rotating shaft.
In the above-mentioned rotary lifting tool, the driving wheels on both sides of the driven wheel are arranged oppositely.
In the foregoing rotary hanger, the first main beam and the second main beam are perpendicular to each other.
In the foregoing rotary spreader, the first spreader cylinder is located on an upper end surface of the first main beam, and the first spreader cylinder is perpendicular to the second main beam.
In the foregoing rotary spreader, the second spreader cylinder is located on an upper end surface of the second main beam, and the second spreader cylinder is perpendicular to the first main beam.
Compared with the prior art, the invention has the following beneficial effects:
when the lifting device is used, the lifting rope on the lifting frame is wound around the pulley, and the lifting rope is lifted by the pulley and the lifting shaft to lift and move an object; the hanging holes in the two second main beams are connected with the lifting hooks on the object or the hanging holes in the two second main beams are connected with the object through the pins and the hanging seats, so that the hanging of the hanging object on the two second main beams is realized, and meanwhile, due to the fact that the second main beams at the two ends are respectively provided with a group of hanging holes, the proper hanging hole positions can be selected according to the size and the length of the object, and the large application range is realized; when an object is hung on a second main beam, when the object needs to be rotated to adjust the position, the driving wheels on the left side and the right side rotate simultaneously, the driving wheels on the two sides drive the driven wheels to rotate simultaneously, the driven wheels drive the rotating shafts to rotate on the hanging frame, the rotating shafts drive the n-shaped hanging heads to rotate, the rotating shafts drive the first main beam to rotate through the n-shaped hanging heads and the first movable pins, the first main beam drives the second main beams at two ends to rotate together through the second movable pins respectively, the second main beam drives the object to rotate, the hung object is rotated in situ, the hanging device can be used for small-site construction, the construction site is small in limited range, the application range is large, the use is convenient, the hanger is simple in structure, and the cost; in the process of hoisting an object by the second main beam, if the gravity center of the object is not positioned at the center of the plane of the two second main beams, the two ends of the two second main beams or the two ends of the first main beam are stressed unevenly, the first sling oil cylinder works to ensure that the first main beam is vertical to the n-shaped hoisting head and parallel to the horizontal plane, and the second sling oil cylinder works to ensure that the second main beams at the two ends are parallel to the horizontal plane, so that the object is prevented from shifting or turning over during hoisting, slides off from the hoisting machine, and is good in stability, safe, reliable and convenient to use during hoisting.
In conclusion, the invention has the advantages of capability of completing in-situ rotation, small limited construction field, wide application range, good stability in the hoisting process, safety, reliability, convenient use, simple structure of the hoisting tool and low cost.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 of the present invention;
FIG. 3 is a schematic cross-sectional view of A-A of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 of the present invention;
FIG. 5 is a schematic cross-sectional view of invention B-B;
FIG. 6 is an enlarged view of a portion of FIG. 5 of the present invention;
fig. 7 is an enlarged view of a portion of fig. 5 of the present invention.
The labels in the figures are: 1-a hanging frame, 2-a rotating motor, 3-a rotating shaft, 4-a pulley, 5-a first main beam, 6-a first hanger oil cylinder, 7-a hanging shaft, 8-a second hanger oil cylinder, 9-a second main beam, 10-a hanging hole, 11-a second movable pin, 12-a first movable pin, 13-a driven wheel, 14-a driving wheel and 15-an n-shaped hanging head.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Examples are given. A rotary lifting appliance is shown in figures 1-7 and comprises a lifting frame 1, a rotating shaft 3 is vertically and movably arranged in the center of the lifting frame 1, a driven wheel 13 is arranged on the rotating shaft 3 at the lower end of the lifting frame 1, the left side and the right side of the driven wheel 13 are respectively engaged and connected with a driving wheel 14, the lower end of the rotating shaft 3 is connected with a first main beam 5 through an n-shaped lifting head 15 and a first movable pin 12, two ends of the first main beam 5 are respectively connected with second main beams 9 through second movable pins 11, and a group of lifting holes 10 are respectively arranged on the second main beams 9 at the two ends; first hanger oil cylinders 6 are respectively arranged between two sides of the n-shaped hanging head 15 and the first main beams 5, and second hanger oil cylinders 8 are respectively arranged between the right sides of the two first main beams 5 and the second main beam 9; hanging shafts 7 are arranged in the hanging frames 1 on the front side and the rear side of the rotating shaft 3, and a group of pulleys 4 are movably arranged on the hanging shafts 7 on the two sides respectively.
When the lifting device is used, the lifting rope on the lifting frame is wound around the pulley 4, and the lifting rope is lifted by the lifting device through the pulley 4 and the lifting shaft 7 to lift and move an object; the hanging holes 10 on the two second main beams 9 are connected with a lifting hook on an object or the hanging holes 10 on the two second main beams 9 are connected with the object through pins and hanging seats, so that the object can be hung on the two second main beams 9, and meanwhile, due to the fact that the second main beams 9 at the two ends are respectively provided with one group of hanging holes 10, the proper positions of the hanging holes 10 can be selected according to the size and the length of the object, and the large application range is achieved; when an object is hung on the second main beam 9, when the object needs to be rotated to an adjusted position, the driving wheels 14 on the left side and the right side rotate simultaneously, under the action of the driving wheels 14 respectively meshed and connected with the left side and the right side of the driven wheel 13, the driving wheels 14 on the two sides drive the driven wheel 13 to rotate simultaneously, the driven wheel 13 drives the rotating shaft 3 to rotate on the hanging frame 1, the rotating shaft 3 drives the n-shaped hanging head 15 to rotate, under the action that the lower end of the rotating shaft 3 is connected with the first main beam 5 through the n-shaped hanging head 15 and the first movable pin 12, the rotating shaft 3 drives the first main beam 5 to rotate through the n-shaped hanging head 15 and the first movable pin 12, under the action that the two ends of the first main beam 5 are respectively connected with the second main beam 9 through the second movable pin 11, the first main beam 5 drives the two ends of the second main beam 9 to rotate together through the second movable pin 11, the second main beam 9, the lifting appliance can be used for small-site construction, the limited range of the construction site is small, the application range is large, the use is convenient, the structure of the lifting appliance is simple, and the cost is low; in the process of hoisting an object by the second main beam 9, if the gravity center of the object is not positioned at the center of the plane of the two second main beams 9, the two ends of the two second main beams 9 or the two ends of the first main beam 5 are stressed unevenly, under the action of the first hoist oil cylinders 6 respectively arranged between the two sides of the n-shaped hoisting head 15 and the first main beam 5, the first hoist oil cylinders 6 work, the first main beams 5 and the n-shaped hoisting head 15 are kept vertical, the first main beams 5 and the horizontal plane are kept parallel, meanwhile, under the action of the second hoist oil cylinders 8 arranged between the right sides of the two first main beams 5 and the second main beams 9, the second main beams 9 at the two ends are ensured to be kept parallel to the horizontal plane by the work of the second hoist oil cylinders 8, the object is prevented from shifting or turning sideways in the hoisting process, and slides down from the hoisting process, so that the stability in the hoisting process is good, safe and reliable, convenient to use.
The upper end of the driving wheel 14 is respectively connected with a rotating motor 2, and the two rotating motors 2 are respectively and fixedly connected to the left side and the right side of the hanging frame 1. Through two rotation motors 2 simultaneous workings, rotation motor 2 drives and drives action wheel 14 simultaneously and rotates, under the effect that action wheel 14 is connected with in meshing respectively from the left and right sides of driving wheel 13, action wheel 14 of both sides drives driven wheel 13 simultaneously and rotates, drives axis of rotation 3 from driving wheel 13 and rotates on hanging frame 1.
The hanging shafts 7 are respectively provided with 2-4 pulleys 4. A plurality of pulleys 4 design can use many lifting ropes to hoist, improves factor of safety, can avoid the lifting axle 7 atress to appear concentrating simultaneously, improves life, and many lifting ropes hoist simultaneously, and security and stability are better.
Two hanging shafts 7 in the hanging frame 1 are arranged oppositely, and the two hanging shafts 7 are perpendicular to the rotating shaft 3. When the hanging frame is used, the hanging rope on the hanging bracket is wound around the pulley 4, and the hanging rope is hung by the pulley 4 and the hanging shaft 7, so that the stress on the hanging frame 1 is uniform and stable in the process of lifting and moving an object.
The driving wheels 14 on the two sides of the driven wheel 13 are arranged oppositely, and when the driving wheels 14 on the two sides drive the driven wheel 13 to rotate simultaneously, the stress effect of the driven wheel 13 is good.
The first main beam 5 is perpendicular to the second main beam 9, and the two ends of the first main beam 5 are well stressed.
The first sling oil cylinder 6 is positioned on the upper end face of the first main beam 5, and the first sling oil cylinder 6 and the second main beam 9 are vertical to each other
The second sling oil cylinder 8 is positioned on the upper end face of the second main beam 9, and the second sling oil cylinder 8 is perpendicular to the first main beam 5.
When two ends of two second main beams 9 or two ends of a first main beam 5 are stressed unevenly in the process of hoisting an object, the first hoist cylinder 6 works, the first hoist cylinder 6 drives the first main beam 5 to be vertical to the n-shaped hoisting head 15 under the action that the first hoist cylinder 6 is positioned on the upper end face of the first main beam 5 and the first hoist cylinder 6 is vertical to the second main beam 9, the first main beam 5 is parallel to the horizontal plane, meanwhile, the second hoist cylinder 8 works, the second hoist cylinder 8 is positioned on the upper end face of the second main beam 9 under the action that the second hoist cylinder 8 is vertical to the first main beam 5, the second hoist cylinder 8 drives the second main beams 9 on the two ends of the first main beam 5, and the second main beams 9 on the two ends are parallel to the horizontal plane.
Claims (8)
1. A rotary lifting appliance is characterized in that: the lifting device comprises a lifting frame (1), a rotating shaft (3) is vertically and movably arranged in the center of the lifting frame (1), a driven wheel (13) is arranged on the rotating shaft (3) at the lower end of the lifting frame (1), the left side and the right side of the driven wheel (13) are respectively connected with a driving wheel (14) in a meshing manner, the lower end of the rotating shaft (3) is connected with a first main beam (5) through an n-shaped lifting head (15) and a first movable pin (12), two ends of the first main beam (5) are respectively connected with a second main beam (9) through second movable pins (11), and a group of lifting holes (10) are respectively arranged on the second main beams (9); first hanger oil cylinders (6) are respectively arranged between two sides of the n-shaped hanging head (15) and the first main beams (5), and second hanger oil cylinders (8) are respectively arranged between the right sides of the two first main beams (5) and the second main beam (9); hanging shafts (7) are arranged in the hanging frames (1) on the front side and the rear side of the rotating shaft (3), and a group of pulleys (4) are movably arranged on the hanging shafts (7) on the two sides respectively.
2. The rotary spreader according to claim 1, wherein: the upper end of the driving wheel (14) is respectively connected with a rotating motor (2), and the two rotating motors (2) are respectively and fixedly connected to the left side and the right side of the hanging frame (1).
3. The rotary spreader according to claim 1, wherein: the hanging shafts (7) are respectively provided with 2-4 pulleys (4).
4. The rotary spreader according to claim 1, wherein: two hanging shafts (7) in the hanging frame (1) are arranged oppositely, and the two hanging shafts (7) are perpendicular to the rotating shaft (3).
5. The rotary spreader according to claim 1, wherein: the driving wheels (14) at two sides of the driven wheel (13) are oppositely arranged.
6. The rotary spreader according to claim 1, wherein: the first main beam (5) and the second main beam (9) are perpendicular to each other.
7. The rotary spreader according to claim 1, wherein: the first lifting appliance oil cylinder (6) is located on the upper end face of the first main beam (5), and the first lifting appliance oil cylinder (6) is perpendicular to the second main beam (9).
8. The rotary spreader according to claim 1, wherein: the second lifting appliance oil cylinder (8) is located on the upper end face of the second main beam (9), and the second lifting appliance oil cylinder (8) is perpendicular to the first main beam (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440552.XA CN111483915A (en) | 2020-05-22 | 2020-05-22 | Rotary lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440552.XA CN111483915A (en) | 2020-05-22 | 2020-05-22 | Rotary lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111483915A true CN111483915A (en) | 2020-08-04 |
Family
ID=71811376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010440552.XA Pending CN111483915A (en) | 2020-05-22 | 2020-05-22 | Rotary lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111483915A (en) |
-
2020
- 2020-05-22 CN CN202010440552.XA patent/CN111483915A/en active Pending
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